1 2009-12-15 Paolo Bonzini <bonzini@gnu.org>
2 Shujing Zhao <pearly.zhao@oracle.com>
4 * intl.c (get_spaces): New.
5 * intl.h (get_spaces): New.
7 2009-12-14 Jakub Jelinek <jakub@redhat.com>
10 * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
11 using switch with CODE_FOR_lwp_lwp* cases.
13 * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
14 DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
16 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
18 * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
19 assertion and useless code.
20 <TARGET_MEM_REF>: Likewise.
22 2009-12-14 Alexandre Oliva <aoliva@redhat.com>
25 * dwarf2out.c (AT_loc_list_ptr): New.
26 (resolve_addr): Remove unresolved attributes and loc_list entries.
29 * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
31 (new_loc_list): Drop gensym arg. Move generation of ll_symbol...
32 (gen_llsym): ... here. New function.
33 (add_loc_descr_to_loc_list): Removed.
34 (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
35 (single_element_loc_list): Removed.
36 (dw_loc_list): Don't create entries without a location. Don't
37 special-case the first node of the list, only single nodes.
38 (single_element_loc_list_p): Simplify.
39 (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
40 (add_location_or_const_value_attribute): Test var loc for NULL.
41 (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
42 call gen_llsym if needed.
44 2009-12-14 Jakub Jelinek <jakub@redhat.com>
46 * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
47 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
49 * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
50 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
52 * except.h (set_nothrow_function_flags): Remove prototype.
53 * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
55 * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
56 cgraph_set_readonly_flag, cgraph_set_pure_flag
57 and cgraph_set_looping_const_or_pure_flag.
58 (local_pure_const): Likewise.
60 2009-12-14 Jakub Jelinek <jakub@redhat.com>
61 Sebastian Pop <sebastian.pop@amd.com>
63 * config/i386/i386-builtin-types.def (PVOID): Declared.
64 (VOID_FTYPE_PVOID): Declared.
65 (PVOID_FTYPE_VOID): Declared.
66 (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
67 (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
68 * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
69 IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
70 IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
72 (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
73 (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
74 __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
75 __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
76 __builtin_ia32_lwpins64.
77 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
78 Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
79 UCHAR_FTYPE_USHORT_UINT_USHORT. Warn when the third operand is
80 not an immediate. Also handle builtin functions with 3 arguments.
81 (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
83 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
84 Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
85 (memory attribute): Handle lwp.
86 (lwp*): Rewrite all the insn patterns for LWP.
87 * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
88 __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
89 (__llwpcb, __slwpcb): New.
91 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
93 * dominance.c (set_immediate_dominator): Don't mark as inline.
95 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
97 * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
98 * doc/md.texi (check_stack): Clarify.
99 (probe_stack): Likewise.
100 * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
101 (probe_stack): New insn.
103 2009-12-14 Ben Elliston <bje@au.ibm.com>
105 * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
106 BUILT_IN_NORMAL or BUILT_IN_MD.
108 2009-12-13 Eric Botcazou <ebotcazou@adacore.com>
110 * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
111 * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
112 * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
113 * system.h (STACK_CHECK_PROBE_LOAD): Poison.
115 2009-12-13 Michael Matz <matz@suse.de>
117 PR tree-optimization/42027
118 * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
119 TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
122 2009-12-13 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
125 * config/avr/predicates.md (pseudo_register_operand): New predicate
127 * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
128 to allow div/mod optimization.
135 2009-12-13 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/42357
138 * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
140 2009-12-12 Richard Guenther <rguenther@suse.de>
142 * tree.c (need_assembler_name_p): Abstract decls do not need
144 * dwarf2out.c (dwarf2out_abstract_function): Preserve
145 DECL_ABSTRACT properly.
147 2009-12-11 Richard Guenther <rguenther@suse.de>
149 * lto-streamer-in.c (lto_input_tree_ref): Do not register
150 DEBUG_EXPR_DECLs with the varpool.
152 2009-12-11 Eric Botcazou <ebotcazou@adacore.com>
154 * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
155 (sparc64_frob_update_context): New function.
157 2009-12-11 Richard Guenther <rguenther@suse.de>
161 * lto-streamer-out.c (write_global_stream): Do not make decls
162 weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
163 Make sure to mark all decls that we have written.
165 2009-12-11 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
169 * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
170 not used by glibc/uclibc and does not work with large binaries.
172 2009-12-11 Richard Guenther <rguenther@suse.de>
175 * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
177 (input_eh_regions): Adjust.
178 (lto_input_ts_function_decl_tree_pointers): Initialize EH
179 if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
181 2009-12-11 Duncan Sands <baldrick@free.fr>
183 * passes.c (make_pass_instance): Allocate and copy the right amount of
184 memory for ipa passes, which are not the same size as other passes.
186 2009-12-11 Joern Rennecke <amylaar@spamcop.net>
188 * plugin.c (get_named_event_id): Fix hash table rebuild to include
189 dynamically allocated events.
191 2009-12-11 Richard Guenther <rguenther@suse.de>
194 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
195 detect non-prevailing decls.
197 2009-12-10 Jakub Jelinek <jakub@redhat.com>
200 * cgraph.h (struct cgraph_node): Add same_comdat_group field.
201 * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
203 (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
204 node->same_comdat_group.
205 * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
206 mark all its same_comdat_group nodes as also reachable.
207 (cgraph_externally_visible_p): Return true even if any of
208 same_comdat_group nodes has address taken.
209 * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
210 (output_cgraph): Ensure other same_comdat_group nodes are also
212 (input_node): Stream in same_comdat_group.
213 (input_cgraph_1): Fix up same_comdat_group fields from references
215 * cgraphunit.c (cgraph_analyze_functions): Mark all other
216 same_comdat_group nodes as reachable.
217 (cgraph_mark_functions_to_output): For each node->process process
218 also other same_comdat_group nodes.
219 * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
220 with same_comdat_group non-NULL.
221 (cgraph_mark_inline_edge): Likewise.
223 2009-12-10 Jan Hubicka <jh@suse.cz>
227 * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
228 parameter; update edge if it already exists.
229 (cgraph_remove_node): Handle correctly cases where we are removing
231 * cgraph.h (cgraph_create_edge_including_clones): Declare.
232 (verify_cgraph_node): Add missing error_found = true code.
233 (cgraph_materialize_all_clones): Remove call edges of dead nodes.
234 * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
235 clone; fix double linked list removal.
236 * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
237 call; fix frequency of newly created edge.
239 2009-12-10 Bernd Schmidt <bernd.schmidt@analog.com>
242 * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
243 HOST_BITS_PER_WIDE_INT.
244 (verify_reg_in_set): New function, broken out of verify_reg_tracked.
245 (verify_reg_tracked): Use it.
246 (scan_rtx_reg): When seeing a use involving a superset of the
247 registers in an existing chain, enlarge that chain. Otherwise,
248 allow subsets and set fail_current_block for all other kinds of
250 (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
251 Do not modify operands when the bit with the corresponding number
252 is set in that bitmap.
253 (build_def_use): When we see matching operands with different
254 modes, don't set fail_current_block, but keep track of such
255 operands in a bitmap if their registers aren't already tracked
256 in an open chain. Pass this bitmap to all hide_operands calls.
258 2009-12-10 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/42337
261 * tree-ssa-pre.c (seen_during_translate): Remove.
262 (phi_translate_1): Collapse into ...
263 (phi_translate): ... this. Remove seen parameter and
264 adjust recursive calls.
266 2009-12-10 Richard Guenther <rguenther@suse.de>
267 Allan Sandfeld Jensen <linux@carewolf.com>
269 * tree-vectorizer.c (vectorize_loops): Properly guard
270 vectorizer verboseness.
272 2009-12-10 Ben Elliston <bje@au.ibm.com>
274 * fwprop.c (free_load_extend): Initialise `use'.
276 2009-12-09 David Edelsohn <edelsohn@gnu.org>
278 * builtins.c (do_mpc_ckconv): Pass the component type to
281 2009-12-09 Xinliang David Li <davidxl@google.com>
283 PR tree-optimization/42337
284 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
286 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
288 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
289 mulv2sf3, divv2sf3): New expanders.
290 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
291 spe_evdivws): Rename to use standard GCC names.
292 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
293 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
294 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
295 names for renamed patterns.
297 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
299 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
301 2009-12-09 Jakub Jelinek <jakub@redhat.com>
303 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
304 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
306 * configure: Regenerated.
308 2009-12-08 Richard Henderson <rth@redhat.com>
310 * combine.c (setup_incoming_promotions): Fix sign-extend of
311 zero-extend case; tidy conditions.
313 2009-12-08 Michael Matz <matz@suse.de>
316 * function.c (free_temp_slots): Only walk the temp slot
317 addresses and combine slots if we actually changes something.
318 (pop_temp_slots): Ditto.
320 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
323 * ipa-struct-reorg.c (compare_fields): New function.
324 (find_field_in_struct_1): Use compare_fields function.
325 (is_equal_types): Likewise.
327 2009-12-07 DJ Delorie <dj@redhat.com>
330 * config/mep/mep.c (mep_expand_prologue): Set
331 really_need_stack_frame after frame_size is set.
333 2009-12-07 Richard Henderson <rth@redhat.com>
336 * combine.c (setup_incoming_promotions): Improve the conditions
337 under which we respect the promotions applied.
339 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
341 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
342 * config/sparc/linux64.h (ASM_SPEC): Likewise.
344 2009-12-07 Richard Henderson <rth@redhat.com>
348 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
349 for ssa names already registered for update.
351 2009-12-07 Jakub Jelinek <jakub@redhat.com>
354 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
357 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
359 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
360 options when bit_LWP is set.
362 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
364 * config/i386/cpuid.h (bit_ABM): New.
365 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
366 options when bit_ABM is set.
368 2009-12-07 Jakub Jelinek <jakub@redhat.com>
370 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
372 (bdesc_args): ... here.
373 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
374 (x86_64-*-*): Likewise.
376 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
378 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
379 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
380 * config/i386/i386-c.c (__POPCNT__): Defined.
381 * config/i386/popcntintrin.h: ...here. New file.
382 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
383 Include popcntintrin.h.
384 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
387 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
389 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
391 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
392 * config/i386/sse.md: Remove all XOP splitters.
393 Allow the second and fourth operands of XOP multiply-add insns
396 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
398 * config/i386/sse.md: Remove all FMA4 splitters.
399 Allow the second operand of FMA4 insns to be a nonimmediate.
400 Fix comments punctuation.
402 2009-12-07 Julian Brown <julian@codesourcery.com>
404 * config/arm/constraints.md (Ps, Pt): New constraint letters.
405 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
407 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
410 * configure.ac (HAVE_mpc): Don't define.
411 * config.in, configure: Regenerate.
414 * builtins.c: Remove HAVE_mpc* checks throughout.
415 * fold-const.c: Likewise.
417 * toplev.c: Likewise.
419 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
421 * config.gcc (cpu_is_64bit): Add new core e500mc64.
422 (powerpc*-*-*): Add new core e500mc64.
423 * config/rs6000/e500mc64.md: New file.
424 * config/rs6000/rs6000.c (processor_costs): Add new costs for
426 (rs6000_override_options): Add e500mc64 case to
427 processor_target_table. Altivec and Spe options not allowed with
428 e500mc64. Disable string instructions for e500mc64. Enable branch
429 targets alignment for both e500mc and e500mc64. Initialize
430 rs6000_cost for e500mc64.
431 (rs6000_emit_sISEL): New function.
432 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
433 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
435 (rs6000_issue_rate): Set issue rate for e500mc64.
436 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
437 on architectures with isel.
438 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
439 * config/rs6000/rs6000.h (processor_type): Add
440 PROCESSOR_PPCE500MC64.
441 (ASM_CPU_SPEC): Add e500mc64.
442 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
444 (abssi2_isel): Expand pattern to handle DImode.
445 (nabs<mode>2_isel): New pattern.
446 (absdi2): Change pattern to handle 64 bit isel targets.
447 (absdi2_internal): Exclude ISEL targets.
448 (nabsdi2): Exclude ISEL targets.
449 * doc/invoke.texi: Add e500mc64 to list of cpus.
451 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (any_or): New code iterator.
454 (any_logic): Rename from plogic code iterator.
455 (logicprefix): Rename from plogicprefix code attribute.
456 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
457 any_or code iterator.
458 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
459 any_or code iterator.
460 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
461 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
462 (ior and xor splitters): Ditto.
463 * config/i386/mmx.md: Updated for rename.
464 * config/i386/sse.md: Ditto.
466 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
469 Remove quotes around condition logic code.
471 2009-12-06 Richard Henderson <rth@redhat.com>
474 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
477 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
479 * doc/install.texi: Document MPC is required.
481 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.md (g): Add HImode and QImode.
484 (general_szext_operand): New mode attribute.
485 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
486 SWI124 mode iterator.
487 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
489 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
490 SWI124 mode iterator.
491 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
493 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
494 SWI248 mode iterator.
495 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
497 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
499 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
501 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
502 SWI248 mode iterator.
503 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
505 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
508 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
510 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
512 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
513 "'-mfused-madd' was removed".
514 * config/i386/i386.opt (mfused-madd): New.
515 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
516 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
518 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
520 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
521 * pa-hpux10.h (LIB_SPEC): Likewise.
522 * pa-hpux11.h (LIB_SPEC): Likewise.
525 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
527 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
529 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
531 * configure: Regenerate.
533 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
535 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
538 2009-12-04 David Daney <ddaney@caviumnetworks.com>
540 PR rtl-optimization/42164
541 * combine.c (combine_simplify_rtx): Handle truncation of integer
544 2009-12-04 Richard Guenther <rguenther@suse.de>
546 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
547 Revert previous change.
548 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
549 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
552 2009-12-04 Richard Guenther <rguenther@suse.de>
554 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
556 (call_may_clobber_ref_p_1): Likewise.
558 2009-12-04 Matthias Klose <doko@ubuntu.com>
559 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
562 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
563 * config/pa/pa-linux.h (LIB_SPEC): Remove.
565 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
566 Richard Henderson <rth@redhat.com>
568 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
569 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
570 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
571 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
572 matching a memory access. Do not use ix86_fma4_valid_op_p.
574 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
576 2009-12-03 Richard Henderson <rth@redhat.com>
578 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
579 all operands into registers.
581 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
583 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
585 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
586 * config/i386/sse.md: Same.
588 2009-12-03 Richard Guenther <rguenther@suse.de>
590 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
591 instead of DECL_NAME for the entry point.
593 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
595 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
596 before the lock release.
598 2009-12-03 Michael Matz <matz@suse.de>
601 * cfgexpand.c (struct stack_var): Add conflicts member.
602 (stack_vars_conflict, stack_vars_conflict_alloc,
603 n_stack_vars_conflict): Remove.
604 (add_stack_var): Initialize conflicts member.
605 (triangular_index, resize_stack_vars_conflict): Remove.
606 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
608 (union_stack_vars): Only run over the conflicts.
609 (partition_stack_vars): Remove special case.
610 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
611 don't create self-conflicts.
612 (account_used_vars_for_block): Don't create any conflicts.
613 (fini_vars_expansion): Free bitmaps, don't free or clear removed
616 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
619 * regrename.c (live_in_chains): New variable.
620 (verify_reg_tracked): New static function.
621 (scan_rtx_reg): Update live_in_chains.
622 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
623 we're already tracking the reg.
624 (build_def_use): Likewise. Initialize live_in_chains.
626 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
628 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
630 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
631 * config/spu/spu.c (spu_function_profiler): New function.
632 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
633 spu_function_profiler.
634 (NO_PROFILE_COUNTERS): Define.
635 (PROFILE_BEFORE_PROLOGUE): Likewise.
637 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
639 * ggc-page.c (struct free_object): Pull definition out ...
640 (struct globals): .. from here.
642 2009-12-02 Richard Guenther <rguenther@suse.de>
644 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
645 are sign-extending. Simplify.
647 2009-12-02 Richard Henderson <rth@redhat.com>
650 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
651 (generate_memset_zero): Convert to sizetype properly. Tidy.
653 2009-12-02 Richard Guenther <rguenther@suse.de>
655 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
656 Do not pretend we have value exprs.
658 2009-12-02 Richard Guenther <rguenther@suse.de>
661 * fold-const.c (try_move_mult_to_index): Do not leak
662 domain types into the IL.
664 2009-12-02 Richard Guenther <rguenther@suse.de>
667 * tree.c (free_lang_data): Disable if not using LTO.
669 2009-12-02 Richard Guenther <rguenther@suse.de>
672 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
674 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
677 * tree.h (int_or_pointer_precision): Remove.
678 * tree.c (int_or_pointer_precision): Remove.
679 (integer_pow2p): Use TYPE_PRECISION instead.
680 (tree_log2): Likewise.
681 (tree_floor_log2): Likewise.
682 (signed_or_unsigned_type_for): Likewise.
683 * fold-const.c (fit_double_type): Likewise.
684 * varasm.c (initializer_constant_valid_p): Likewise.
686 2009-12-02 Ira Rosen <irar@il.ibm.com>
688 * doc/invoke.texi (-fdump-tree-slp): Document.
689 (-ftree-vectorizer-verbose): Update.
690 (-ftree-slp-vectorize): Document.
692 2009-12-02 Nick Clifton <nickc@redhat.com>
694 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
695 no fixed registers are available for interrupt handlers. Do not
696 fix normal registers.
697 (MUST_SAVE_ACC_REGISTER): New macro.
698 (rx_get_stack_layout): Create a stack frame for fast interrupt
699 handlers, if necessary. Push extra registers if needed in order
700 to save the accumulator.
701 (rx_expand_prologue): Create a stack frame for fast interrupt
702 handlers, if necessary.
703 (rx_expand_builtin_mvfc): Handle the case where there is no target.
705 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
707 * config/i386/abmintrin.h (__lzcnt16): New.
710 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
711 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
712 (bdesc_special_args): Add __builtin_clzs.
713 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
715 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
717 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
718 (_mm_popcnt_u64): New.
720 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
722 * config/i386/abmintrin.h: New.
723 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
724 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
726 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
729 (crc32modesuffix): Remove.
730 (crc32modeconstraint): Ditto.
731 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
732 imodesuffix instead of crc32modesuffix and <r>m instead of
735 2009-12-01 Jakub Jelinek <jakub@redhat.com>
738 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
739 contains no statements.
741 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
742 Joern Rennecke <amylaar@spamcop.net>
744 * cgraphunit.c (plugin.h): Include.
745 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
746 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
747 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
748 (enum plugin_event): Define by including plugin.def.
749 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
750 (plugin_event_name): Change type to const char **.
751 (get_event_last, get_named_event_id, unregister_callback): Declare.
752 (register_callback): Change type of event argument to int.
753 (highlev-plugin-common.h): New file.
754 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
756 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
757 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
758 (s-header-vars): New rule.
759 (install-plugin): Depend on s-header-vars. Install b-header-vars.
760 * params.c (get_num_compiler_params): New function.
761 * params.h (get_num_compiler_params): Declare.
762 * passes.c (plugin.h): Include.
763 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
764 (do_per_function_toporder, pass_init_dump_file): No longer static.
765 (pass_fini_dump_file): Likewise.
766 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
767 PLUGIN_PASS_EXECUTION.
768 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
769 PLUGIN_EARLY_GIMPLE_PASSES_END.
770 * plugin.c (plugin_event_name_init): New array, defined by
771 including plugin.def.
772 (FMT_FOR_PLUGIN_EVENT): Update.
773 (plugin_event_name): Change type to const char ** and initialize
774 to plugin_event_name_init.
775 (event_tab, event_last, event_horizon): New variable.
776 (get_event_last): New function.
777 (plugin_callbacks_init): New array.
778 (plugin_callbacks: Change type to struct callback_info **.
779 Initialize to plugin_callbacks_init.
780 (htab_event_eq, get_named_event_id, unregister_callback): New function.
781 (invoke_plugin_va_callbacks): Likewise.
782 (register_callback): Change type of event argument to int.
783 Handle new events. Allow dynamic events.
784 (invoke_plugin_callbacks): Likewise. Return success status.
785 (plugins_active_p): Allow dynamic callbacks.
786 * plugin.def: New file.
787 * plugin.h (invoke_plugin_callbacks): Update prototype.
788 (invoke_plugin_va_callbacks): Declare.
789 * tree-optimize.c (plugin.h): Include.
790 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
791 PLUGIN_ALL_PASSES_END.
792 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
793 (pass_fini_dump_file, do_per_function_toporder): Likewise.
794 * doc/plugin.texi: Document new event types.
796 2009-12-01 Martin Jambor <mjambor@suse.cz>
798 PR tree-optimization/42237
799 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
800 in between references into two.
802 2009-12-01 Richard Guenther <rguenther@suse.de>
804 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
805 to the block of the call when remapping a type.
807 2009-12-01 Martin Jambor <mjambor@suse.cz>
809 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
811 * ipa-prop.h (struct ipa_param_call_note): Likewise.
812 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
814 2009-12-01 Richard Guenther <rguenther@suse.de>
816 * final.c (rest_of_clean_state): If -fcompare-debug is
817 given dump final insns without UIDs.
818 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
819 after_inlining checks.
821 2009-11-30 Chao-ying Fu <fu@mips.com>
823 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
825 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
827 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
828 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
829 * configure: Regenerate.
830 * config.in: Regenerate.
832 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
833 options for Cygwin DLL libstdc++ support wrappers.
834 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
835 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
836 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
837 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
838 (LINK_SPEC): Include CXX_WRAP_SPEC.
839 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
840 (i386_find_on_wrapper_list): Check if a function is found on the list
841 of libstdc++ wrapper options.
842 (i386_pe_file_end): If we are importing a wrapped function, also emit
843 an external declaration for the real version.
844 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
845 Cygwin targets. Update copyright year.
847 2009-11-30 Steve Ellcey <sje@cup.hp.com>
848 Jakub Jelinek <jakub@redhat.com>
850 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
853 2009-11-30 Anatoly Sokolov <aesok@post.ru>
855 * config/sh/sh.c (sh_promote_prototypes): Make static.
856 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
858 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
859 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
860 sh_function_value_regno_p.
861 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
862 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
863 (sh_promote_prototypes) : Remove.
865 2009-11-30 Julian Brown <julian@codesourcery.com>
867 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
870 2009-11-30 Richard Henderson <rth@redhat.com>
872 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
873 (bdesc_special_args): Update insn codes.
874 (avx_vpermilp_parallel): Correct range check.
875 (ix86_rtx_costs): Handle vector permutation rtx codes.
876 (struct expand_vec_perm_d): Move earlier.
877 (get_mode_wider_vector): New.
878 (expand_vec_perm_broadcast_1): New.
879 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
880 (expand_vec_perm_broadcast): New.
881 (ix86_expand_vec_perm_builtin_1): Use it.
882 * config/i386/i386-protos.h: Update.
883 * config/i386/predicates.md (avx_vbroadcast_operand): New.
884 * config/i386/sse.md (AVX256MODE24P): New.
885 (ssescalarmodesuffix2s): New.
886 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
887 (avxmodesuffixf2c): Add V8SI, V4DI.
888 (vec_dupv4sf): New expander.
889 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
890 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
891 V4SF and V4SI. Move C alternatives to front. Add insertps and
893 (*vec_set<mode>_0_sse2): Split out from ...
894 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
895 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
896 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
897 ix86_fixup_binary_operands.
898 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
899 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
900 (*avx_movddup, *sse3_movddup): Remove. New splitter from
901 vec_select form to vec_duplicate form.
902 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
903 ix86_vec_interleave_v2df_operator_ok.
904 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
905 (*avx_unpcklpd256): ... here.
906 (*vec_dupv4si_avx): New.
907 (*vec_dupv2di_avx): Add movddup alternative.
908 (*vec_dupv2di_sse3): New.
909 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
910 avx_vbroadcastss256; represent with vec_duplicate instead of
911 nested vec_concat operations.
912 (avx_vbroadcastf128_<mode>): Rename from
913 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
914 (*avx_vperm_broadcast_v4sf): New.
915 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
917 2009-11-30 Martin Jambor <mjambor@suse.cz>
920 * tree-sra.c (struct access): New field grp_different_types.
921 (dump_access): Dump grp_different_types.
922 (compare_access_positions): Prefer scalars and vectors over other
924 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
925 (sra_modify_expr): Use the original also when dealing with a complex
926 or vector group accessed as multiple types.
928 2009-11-30 Richard Henderson <rth@redhat.com>
930 * config/i386/i386.c (avx_vperm2f128_parallel): New.
931 * config/i386/i386-protos.h: Declare it.
932 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
933 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
934 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
935 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
936 (*avx_vperm2f128<mode>_nozero): New.
938 2009-11-30 Richard Henderson <rth@redhat.com>
940 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
941 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
942 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
943 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
944 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
945 (bdesc_args): Add them.
946 (ix86_expand_builtin): Expand them.
947 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
949 2009-11-30 Martin Jambor <mjambor@suse.cz>
952 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
954 2009-11-30 Jakub Jelinek <jakub@redhat.com>
956 * ipa-reference.c (propagate): Only dump bitmaps if computed.
958 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
961 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
962 (new_var_hash): Likewise.
963 (is_in_new_vars_htab): Likewise.
964 (add_to_new_vars_htab): Likewise.
966 2009-11-30 Ira Rosen <irar@il.ibm.com>
968 * tree-vect-stmts.c (vectorizable_assignment): Support
971 2009-11-30 Richard Guenther <rguenther@suse.de>
973 * doc/contrib.texi (Contributors): Add myself.
975 2009-11-30 Richard Guenther <rguenther@suse.de>
977 * tree.c (free_lang_data): Do not set debug_info_level to
980 2009-11-30 Richard Guenther <rguenther@suse.de>
984 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
987 2009-11-30 Richard Guenther <rguenther@suse.de>
989 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
992 2009-11-30 Richard Guenther <rguenther@suse.de>
994 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
995 * tree-pass.h (TDF_NOUID): Likewise.
996 * print-rtl.c: Include tree-pass.h.
997 (print_mem_expr): Pass dump_flags.
998 (print_rtx): Likewise.
999 * print-tree.c: Include tree-pass.h.
1000 (print_node_brief): Handle TDF_NOUID.
1001 (print_node): Likewise.
1002 * tree-pretty-print.c (dump_decl_name): Likewise.
1003 (dump_generic_node): Likewise.
1004 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1007 2009-11-30 Nick Clifton <nickc@redhat.com>
1009 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1010 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1011 stormy16-lib2-count-leading-zeros.c.
1012 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1013 __stormy16_count_leading_zeros() into this function.
1014 (__ctzhi2): Use __builtin_clz.
1015 (__ffshi2): Likewise.
1017 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
1019 * config/sparc/sparc.c (DF_MODES): Simplify.
1020 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1021 (TF_MODES, OF_MODES): Adjust for above change.
1022 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1023 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1025 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
1027 PR rtl-optimization/41812
1028 * fwprop.c (local_md, local_lr): New globals.
1029 (process_defs, process_uses): Remove local_md argument. Never
1030 consider dead pseudos to have singleton def-use chains.
1031 (single_def_use_enter_block): Perform LR simulation.
1032 (build_single_def_use_links): Remove local_md local variable.
1033 Add DF_NOTE. Allocate local_lr.
1034 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1035 * df-problems.c (df_md_scratch): New.
1036 (df_md_alloc, df_md_free): Allocate/free it.
1037 (df_md_local_compute): Only include live registers in init.
1038 (df_md_transfer_function): Prune the in-set computed by
1039 the confluence function, and the gen-set too.
1041 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
1043 PR rtl-optimization/40086
1044 * reorg.c (relax_delay_slots): When looking for redundant insn at
1045 the branch target, use next_real_insn, not next_active_insn.
1047 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1049 * doc/install.texi: Update minimum MPC version to 0.8.
1051 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1053 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1054 HONOR_SIGNED_ZEROS final condition.
1055 (fnmsubsf4_powerpc_1): Same.
1056 (fnmadddf4_fpr_1): Same.
1057 (fnmsubdf4_fpr_1): Same.
1059 2009-11-29 Ira Rosen <irar@il.ibm.com>
1061 PR tree-optimization/42193
1062 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1063 to 1 in case of basic block SLP.
1064 (vectorizable_load): Likewise.
1066 2009-11-28 Jan Hubicka <jh@suse.cz>
1068 * cgraph.c (same_body_alias_1): Break out of
1069 (same_body_alias): ... here; remove comdat check; it is handled
1071 (cgraph_add_thunk): New.
1072 (dump_cgraph_node): Dump aliases and thunks.
1073 * cgraph.h (cgraph_thunk_info): New structure.
1074 (struct cgraph_node): Add thunk info.
1075 (cgraph_add_thunk): New.
1076 * cgraphunit.c (cgraph_emit_thunks): Remove.
1077 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1078 (assemble_thunk): New function.
1079 (cgraph_expand_function): Handle thunks.
1080 (thunk_adjust): New.
1081 (init_lowered_empty_function): New.
1082 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1084 * lto-cgraph.c (lto_output_node): Stream thunk info.
1085 (input_node): Likewise.
1086 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1087 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1088 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1089 * i386.c (x86_output_mi_thunk): Make output prettier.
1091 2009-11-28 Richard Guenther <rguenther@suse.de>
1093 PR tree-optimization/42183
1094 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1095 address taken. Merge the addressable state of the NRV
1096 variable and the result instead of copying it.
1098 2009-11-28 Jakub Jelinek <jakub@redhat.com>
1100 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1101 malloc_fname variable.
1102 (check_allocation_function): Remove unused gsi and bb_level_0
1104 (transform_access_sites): Remove unused d_type_size and d_type_size_k
1106 * omega.c (resurrect_subs): Remove unused n variable.
1107 (omega_solve_geq): Remove unused neweqns variable.
1108 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1109 * tree-inline.c (declare_return_variable): Remove USE_P argument,
1110 return use instead of var.
1111 (remap_decl, remap_block): Remove unused fn variable.
1112 (expand_call_inline): Remove unused retvar variable, adjust
1113 declare_return_variable caller.
1114 (optimize_inline_calls): Remove unused prev_fn variable.
1115 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1117 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1119 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1121 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1123 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
1124 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1125 parameter. Remove unused par_stmt variable.
1126 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1127 (expand_omp_sections): Remove unused l1 variable.
1128 (lower_omp_for): Remove unused ilist variable.
1129 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1130 Remove unused has_upstream_mem_write_p variable.
1131 * recog.c (decode_asm_operands): Remove unused noperands variable.
1132 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1134 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
1135 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1137 (gen_conditions_for_pow): Remove unused ec variable.
1138 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1140 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1142 * tree-ssa-sink.c (statement_sink_location): Remove unused code
1144 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1146 * tree-complex.c (create_one_component_var): Remove unused inner_type
1148 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1149 unnecessarily when GEN_*CALL omits that argument.
1150 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
1151 (build_def_use): Remove unused icode variable.
1152 * ipa-pure-const.c (check_call): Remove unused callee and avail
1154 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1155 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1157 (vect_pattern_recog): Remove unused stmt variable.
1158 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1159 new_regions variable.
1160 * postreload.c (reload_cse_simplify_operands): Remove unused mode
1162 * tree-parloops.c (create_call_for_reduction_1): Remove unused
1164 (create_parallel_loop): Remove unused res variable.
1165 (gen_parallel_loop): Remove unused nloop variable.
1166 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1167 * value-prof.c (gimple_mod_subtract_transform,
1168 gimple_stringops_transform): Remove unused value variable.
1169 (gimple_stringops_values_to_profile): Remove unused fcode variable.
1170 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
1171 (vrp_visit_switch_stmt): Remove unused n variable.
1172 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1174 (vectorizable_operation): Remove unused shift_p variable.
1175 (vectorizable_store): Remove unused first_stmt_vinfo variable.
1176 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1177 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1179 (vect_permute_store_chain): Remove unused scalar_dest variable.
1180 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1182 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1183 local_info variable.
1184 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
1186 * optabs.c (expand_binop): Remove unused equiv_value variable.
1187 (emit_libcall_block): Remove unused prev variable.
1188 (init_optabs): Remove unused int_mode variable.
1189 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1191 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
1192 (find_func_aliases): Remove unused rhstype variable.
1193 (ipa_pta_execute): Remove unused varid variable.
1195 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1197 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1199 2009-11-28 David Binderman <dcb314@hotmail.com>
1201 * ira-color.c (put_allocno_into_bucket): Remove set but not used
1202 local variable hard_regs_num.
1203 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1204 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1205 * lower-subreg.c (decompose_multiword_subregs): Remove next.
1207 2009-11-27 Martin Jambor <mjambor@suse.cz>
1210 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1211 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
1212 for vector and complex types.
1213 (get_adjustment_for_base): Describe return value in the comment.
1215 2009-11-27 Nick Clifton <nickc@redhat.com>
1217 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
1218 (COUNT_LEADING_ZEROS_0): Likewise.
1219 * config/stormy16/stormy16-lib2.c: Arrange for separate
1220 compilation of each function.
1221 (__ffshi2): New function.
1222 (__stormy16_count_leading_zeros): New function.
1223 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1224 compile each function into its own object file.
1225 (stormy16-lib2-ashlsi3.c): New stub file.
1226 (stormy16-lib2-ashrsi3.c): New stub file.
1227 (stormy16-lib2-clzhi2.c): New stub file.
1228 (stormy16-lib2-count-leading-zeros.c): New stub file.
1229 (stormy16-lib2-ctzhi2.c): New stub file.
1230 (stormy16-lib2-divsi3.c): New stub file.
1231 (stormy16-lib2-ffshi2.c): New stub file.
1232 (stormy16-lib2-lshrsi3.c): New stub file.
1233 (stormy16-lib2-modsi3.c): New stub file.
1234 (stormy16-lib2-parityhi2.c): New stub file.
1235 (stormy16-lib2-popcounthi2.c): New stub file.
1236 (stormy16-lib2-udivmodsi4.c): New stub file.
1237 (stormy16-lib2-udivsi3.c): New stub file.
1238 (stormy16-lib2-umodsi3.c): New stub file.
1240 2009-11-27 Richard Henderson <rth@redhat.com>
1242 * config/i386/sse.md (vec_interleave_highv16qi,
1243 vec_interleave_lowv16qi, vec_interleave_highv8hi,
1244 vec_interleave_lowv8hi, vec_interleave_highv4si,
1245 vec_interleave_lowv4si, vec_interleave_highv2di,
1246 vec_interleave_lowv2di, vec_interleave_highv4sf,
1247 vec_interleave_lowv4sf, vec_interleave_highv2df,
1248 vec_interleave_lowv2df): Remove expanders.
1249 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1250 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1251 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1252 Rename to their proper vec_interleave equivalent. Update all users
1254 * config/i386/i386.c, config/i386/i386.md: Update all users.
1256 2009-11-27 Michael Matz <matz@suse.de>
1258 PR rtl-optimization/42084
1259 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1260 use it to stop walking.
1261 (expand_gimple_cond): Adjust call to above.
1263 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1266 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1267 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1268 __extension__ to allow cast from function pointer to object
1270 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1272 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1274 * config/ia64/itanium1.md: Remove.
1275 * config/ia64/ia64.md: Do not include it.
1276 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1277 "itanium1", and "merced" from the processor alias table.
1278 (clocks, add_cycles): Remove global variables.
1279 (ia64_sched_reorder2): Don't set/use them.
1280 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1281 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1283 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1285 * config/s390/s390.c (last_scheduled_insn): New variable.
1286 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1288 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1289 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1292 2009-11-27 Michael Matz <matz@suse.de>
1295 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1297 2009-11-27 Richard Guenther <rguenther@suse.de>
1299 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1300 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1301 * loop-init.c (pass_rtl_move_loop_invariants): Use
1302 TV_LOOP_MOVE_INVARIANTS.
1303 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1304 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1305 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1307 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1309 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1311 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1313 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1314 unused insn variable.
1315 * genemit.c (output_peephole2_scratches): Only declare and initialize
1316 _regs_allocated if it will be ever used.
1317 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1319 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1320 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1323 * opts.c (decode_options): If optimize is bigger than 255,
1326 2009-11-26 Richard Henderson <rth@redhat.com>
1328 * config/i386/sse.md (mulv16qi3): Change back from an expander
1329 to an insn-and-split.
1330 (mulv4si): Mention AVX not XOP for AVX exception.
1331 (*sse2_mulv4si3): Likewise.
1332 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1334 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1336 * cfgexpand (n_stack_vars_conflict): New static variable.
1337 (triangular_index): Reduce likelyhood of overflow by performing
1338 the division before the multiplication.
1339 (resize_stack_vars_conflict): Call fatal_error if overflow
1340 occurred in triangular_index. Update n_stack_vars_conflict.
1343 * regrename.c (struct du_chain): Remove member earlyclobber.
1344 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1345 all callers changed.
1346 (scan_rtx): Remove argument earlyclobber, all callers changed.
1347 (hide_operands, restore_operands, record_out_operands): New functions,
1348 broken out of build_def_use.
1349 (build_def_use): Call them as necessary.
1351 * regrename.c (struct du_head): New members id, conflicts,
1352 hard_conflicts and cannot_rename.
1353 (enum scan_actions): Remove terminate_all_read and
1354 terminate_overlapping_read; add mark_all_read.
1355 (scan_actions_name): Likewise.
1356 (du_head_p): New typedef. Define a vector type for it.
1357 (id_to_chain): New static variable.
1358 (note_sets, clear_dead_regs): Delete functions.
1359 (free_chain_data): New function.
1360 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1361 Remove argument B, all callers changed.
1362 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1363 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1364 Call free_chain_data when done.
1365 (do_replace): Remove death notes when the renamed reg is set in the
1366 last insn; add them if not.
1367 (mark_conflict, note_sets_clobbers): New static function.
1368 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1370 (scan_rtx_reg): Keep track of conflicts between chains, and between
1371 chains and hard regs. Don't terminate chains when we find a read we
1372 can't handle, mark it unrenameable instead. For terminate_write,
1373 terminate chains that are written with an exact match or a superset
1374 of registers. Set fail_current_block if multi-word lifetimes are too
1376 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1377 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1378 free memory for them when done.
1379 Rearrange the steps so that earlyclobbers are noted before reads
1380 are processed. Add new steps to keep track of hard register lifetimes
1381 outside insn operands.
1383 2009-11-26 Richard Guenther <rguenther@suse.de>
1385 * tree-ssa-dce.c (nr_walks): New variable.
1386 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1387 (perform_tree_ssa_dce): Init nr_walks.
1389 2009-11-26 Michael Matz <matz@suse.de>
1391 PR tree-optimization/41905
1392 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1393 below statements that can't fall thru.
1395 2009-11-26 Michael Matz <matz@suse.de>
1397 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1398 expand_builtin_sprintf): Remove.
1399 (expand_builtin): Don't call them.
1401 2009-11-26 Richard Guenther <rguenther@suse.de>
1403 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1405 2009-11-26 Nick Clifton <nickc@redhat.com>
1407 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1408 being used incorrectly.
1409 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1410 sibcalls, or sibcalls from interrupt functions.
1411 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1412 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1413 for a MEM inside a MEM.
1414 (sibcall_value): Likewise.
1415 (sibcall_internal): New pattern containing old sibcall pattern.
1416 (sibcall_value_internal): Likewise.
1418 2009-11-25 Richard Henderson <rth@redhat.com>
1420 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1421 optional 3rd argument to define the mode.
1422 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1423 (V2UDI, V4USI, V8UHI, V16UQI): New.
1424 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1425 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1426 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1427 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1428 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1429 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1430 (bdesc_args): Add the builtin definitions to match.
1431 (ix86_expand_builtin): Expand them.
1432 (ix86_builtin_vectorization_cost): Rename from
1433 x86_builtin_vectorization_cost.
1434 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1435 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1436 expand_vec_perm_blend, expand_vec_perm_vpermil,
1437 expand_vec_perm_pshufb, expand_vec_perm_1,
1438 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1439 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1440 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1441 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1442 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1443 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1444 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1445 * sse.md (SSEMODE_EO): New.
1446 (vec_extract_even<mode>): Use SSEMODE_EO and
1447 ix86_expand_vec_extract_even_odd.
1448 (vec_extract_odd<mode>): Likewise.
1449 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1450 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1452 2009-11-25 Richard Henderson <rth@redhat.com>
1454 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1455 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1456 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1457 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1458 the vector constant here...
1459 (vect_transform_slp_perm_load): ... do it here instead. Validate
1460 that the permutation vector is implementable by the target.
1462 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1464 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1465 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1467 * print-rtl.c (print_rtx): When printing newline, append
1468 print_rtx_head and indentation after the newline.
1471 * config/i386/i386.c (print_operand): For 32-byte memory use
1472 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1473 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1474 in -masm=intel mode.
1475 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1477 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1478 memory operand in -masm=intel mode.
1479 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1480 *sse2_pinsrw): Likewise.
1481 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1482 q suffix in -masm=intel mode.
1484 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1489 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1490 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1491 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1492 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1493 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1495 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1497 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/predicates.md (emms_operation): New predicate.
1500 (vzeroupper_operation): Ditto.
1501 (vzeroall_operation): Improve pattern recognition.
1502 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1503 (avx_vzeroupper): Change insn pattern to expander.
1504 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1506 (*avx_vzeroall): Remove operands 1 and 2.
1507 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1509 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1510 (*mmx_femms): Ditto.
1511 * config/i386/i386.c (enum ix86_builtins)
1512 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1513 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1514 Remove initailization.
1515 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1517 2009-11-25 Paul Brook <paul@codesourcery.com>
1519 * config/arm/arm.md (consttable_4): Handle (high ...).
1521 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1522 Richard Earnshaw <rearnsha@arm.com>
1524 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1525 * arm.c (all_fpus): Use it for floating point units that aren't based
1526 on the VFP architecture.
1527 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1530 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1532 * alias.c: Remove trailing white spaces.
1533 * alloc-pool.c: Likewise.
1534 * alloc-pool.h: Likewise.
1535 * attribs.c: Likewise.
1536 * auto-inc-dec.c: Likewise.
1537 * basic-block.h: Likewise.
1538 * bb-reorder.c: Likewise.
1539 * bt-load.c: Likewise.
1540 * builtins.c: Likewise.
1541 * builtins.def: Likewise.
1542 * c-common.c: Likewise.
1543 * c-common.h: Likewise.
1544 * c-cppbuiltin.c: Likewise.
1545 * c-decl.c: Likewise.
1546 * c-format.c: Likewise.
1547 * c-lex.c: Likewise.
1548 * c-omp.c: Likewise.
1549 * c-opts.c: Likewise.
1550 * c-parser.c: Likewise.
1551 * c-pretty-print.c: Likewise.
1552 * c-tree.h: Likewise.
1553 * c-typeck.c: Likewise.
1554 * caller-save.c: Likewise.
1555 * calls.c: Likewise.
1557 * cfganal.c: Likewise.
1558 * cfgexpand.c: Likewise.
1559 * cfghooks.c: Likewise.
1560 * cfghooks.h: Likewise.
1561 * cfglayout.c: Likewise.
1562 * cfgloop.c: Likewise.
1563 * cfgloop.h: Likewise.
1564 * cfgloopmanip.c: Likewise.
1565 * cfgrtl.c: Likewise.
1566 * cgraph.c: Likewise.
1567 * cgraph.h: Likewise.
1568 * cgraphbuild.c: Likewise.
1569 * cgraphunit.c: Likewise.
1570 * cif-code.def: Likewise.
1571 * collect2.c: Likewise.
1572 * combine.c: Likewise.
1573 * convert.c: Likewise.
1574 * coverage.c: Likewise.
1575 * crtstuff.c: Likewise.
1577 * cselib.c: Likewise.
1578 * dbgcnt.c: Likewise.
1579 * dbgcnt.def: Likewise.
1580 * dbgcnt.h: Likewise.
1581 * dbxout.c: Likewise.
1585 * defaults.h: Likewise.
1586 * df-byte-scan.c: Likewise.
1587 * df-core.c: Likewise.
1588 * df-problems.c: Likewise.
1589 * df-scan.c: Likewise.
1592 * diagnostic.c: Likewise.
1593 * diagnostic.h: Likewise.
1594 * dominance.c: Likewise.
1595 * domwalk.c: Likewise.
1596 * double-int.c: Likewise.
1597 * double-int.h: Likewise.
1599 * dwarf2asm.c: Likewise.
1600 * dwarf2asm.h: Likewise.
1601 * dwarf2out.c: Likewise.
1602 * ebitmap.c: Likewise.
1603 * ebitmap.h: Likewise.
1604 * emit-rtl.c: Likewise.
1605 * et-forest.c: Likewise.
1606 * except.c: Likewise.
1607 * except.h: Likewise.
1608 * expmed.c: Likewise.
1611 * final.c: Likewise.
1612 * flags.h: Likewise.
1613 * fold-const.c: Likewise.
1614 * function.c: Likewise.
1615 * function.h: Likewise.
1616 * fwprop.c: Likewise.
1618 * gcov-dump.c: Likewise.
1619 * gcov-io.c: Likewise.
1620 * gcov-io.h: Likewise.
1623 * genattr.c: Likewise.
1624 * genattrtab.c: Likewise.
1625 * genautomata.c: Likewise.
1626 * genchecksum.c: Likewise.
1627 * genconfig.c: Likewise.
1628 * genflags.c: Likewise.
1629 * gengtype-parse.c: Likewise.
1630 * gengtype.c: Likewise.
1631 * gengtype.h: Likewise.
1632 * genmddeps.c: Likewise.
1633 * genmodes.c: Likewise.
1634 * genopinit.c: Likewise.
1635 * genpreds.c: Likewise.
1636 * gensupport.c: Likewise.
1637 * ggc-common.c: Likewise.
1638 * ggc-page.c: Likewise.
1639 * ggc-zone.c: Likewise.
1641 * gimple-iterator.c: Likewise.
1642 * gimple-low.c: Likewise.
1643 * gimple-pretty-print.c: Likewise.
1644 * gimple.c: Likewise.
1645 * gimple.def: Likewise.
1646 * gimple.h: Likewise.
1647 * gimplify.c: Likewise.
1648 * graphds.c: Likewise.
1649 * graphite-clast-to-gimple.c: Likewise.
1650 * gthr-nks.h: Likewise.
1651 * gthr-posix.c: Likewise.
1652 * gthr-posix.h: Likewise.
1653 * gthr-posix95.h: Likewise.
1654 * gthr-single.h: Likewise.
1655 * gthr-tpf.h: Likewise.
1656 * gthr-vxworks.h: Likewise.
1658 * haifa-sched.c: Likewise.
1659 * hard-reg-set.h: Likewise.
1660 * hooks.c: Likewise.
1661 * hooks.h: Likewise.
1662 * hosthooks.h: Likewise.
1663 * hwint.h: Likewise.
1664 * ifcvt.c: Likewise.
1665 * incpath.c: Likewise.
1666 * init-regs.c: Likewise.
1667 * integrate.c: Likewise.
1668 * ipa-cp.c: Likewise.
1669 * ipa-inline.c: Likewise.
1670 * ipa-prop.c: Likewise.
1671 * ipa-pure-const.c: Likewise.
1672 * ipa-reference.c: Likewise.
1673 * ipa-struct-reorg.c: Likewise.
1674 * ipa-struct-reorg.h: Likewise.
1675 * ipa-type-escape.c: Likewise.
1676 * ipa-type-escape.h: Likewise.
1677 * ipa-utils.c: Likewise.
1678 * ipa-utils.h: Likewise.
1680 * ira-build.c: Likewise.
1681 * ira-color.c: Likewise.
1682 * ira-conflicts.c: Likewise.
1683 * ira-costs.c: Likewise.
1684 * ira-emit.c: Likewise.
1685 * ira-int.h: Likewise.
1686 * ira-lives.c: Likewise.
1689 * lambda-code.c: Likewise.
1690 * lambda-mat.c: Likewise.
1691 * lambda-trans.c: Likewise.
1692 * lambda.h: Likewise.
1693 * langhooks.c: Likewise.
1695 * libgcov.c: Likewise.
1696 * lists.c: Likewise.
1697 * loop-doloop.c: Likewise.
1698 * loop-init.c: Likewise.
1699 * loop-invariant.c: Likewise.
1700 * loop-iv.c: Likewise.
1701 * loop-unroll.c: Likewise.
1702 * lower-subreg.c: Likewise.
1703 * lto-cgraph.c: Likewise.
1704 * lto-compress.c: Likewise.
1705 * lto-opts.c: Likewise.
1706 * lto-section-in.c: Likewise.
1707 * lto-section-out.c: Likewise.
1708 * lto-streamer-in.c: Likewise.
1709 * lto-streamer-out.c: Likewise.
1710 * lto-streamer.c: Likewise.
1711 * lto-streamer.h: Likewise.
1712 * lto-symtab.c: Likewise.
1713 * lto-wpa-fixup.c: Likewise.
1714 * matrix-reorg.c: Likewise.
1716 * mode-switching.c: Likewise.
1717 * modulo-sched.c: Likewise.
1718 * omega.c: Likewise.
1719 * omega.h: Likewise.
1720 * omp-low.c: Likewise.
1721 * optabs.c: Likewise.
1722 * optabs.h: Likewise.
1723 * opts-common.c: Likewise.
1725 * params.def: Likewise.
1726 * params.h: Likewise.
1727 * passes.c: Likewise.
1728 * plugin.c: Likewise.
1729 * postreload-gcse.c: Likewise.
1730 * postreload.c: Likewise.
1731 * predict.c: Likewise.
1732 * predict.def: Likewise.
1733 * pretty-print.c: Likewise.
1734 * pretty-print.h: Likewise.
1735 * print-rtl.c: Likewise.
1736 * print-tree.c: Likewise.
1737 * profile.c: Likewise.
1738 * read-rtl.c: Likewise.
1740 * recog.c: Likewise.
1741 * reg-stack.c: Likewise.
1742 * regcprop.c: Likewise.
1743 * reginfo.c: Likewise.
1744 * regmove.c: Likewise.
1745 * regrename.c: Likewise.
1747 * regstat.c: Likewise.
1748 * reload.c: Likewise.
1749 * reload1.c: Likewise.
1750 * resource.c: Likewise.
1752 * rtl.def: Likewise.
1754 * rtlanal.c: Likewise.
1755 * sbitmap.c: Likewise.
1756 * sched-deps.c: Likewise.
1757 * sched-ebb.c: Likewise.
1758 * sched-int.h: Likewise.
1759 * sched-rgn.c: Likewise.
1760 * sched-vis.c: Likewise.
1761 * sdbout.c: Likewise.
1762 * sel-sched-dump.c: Likewise.
1763 * sel-sched-dump.h: Likewise.
1764 * sel-sched-ir.c: Likewise.
1765 * sel-sched-ir.h: Likewise.
1766 * sel-sched.c: Likewise.
1767 * sel-sched.h: Likewise.
1770 * simplify-rtx.c: Likewise.
1771 * stack-ptr-mod.c: Likewise.
1773 * stor-layout.c: Likewise.
1774 * store-motion.c: Likewise.
1775 * stringpool.c: Likewise.
1776 * stub-objc.c: Likewise.
1777 * sync-builtins.def: Likewise.
1778 * target-def.h: Likewise.
1779 * target.h: Likewise.
1780 * targhooks.c: Likewise.
1781 * targhooks.h: Likewise.
1782 * timevar.c: Likewise.
1783 * tlink.c: Likewise.
1784 * toplev.c: Likewise.
1785 * toplev.h: Likewise.
1786 * tracer.c: Likewise.
1787 * tree-affine.c: Likewise.
1788 * tree-affine.h: Likewise.
1789 * tree-browser.def: Likewise.
1790 * tree-call-cdce.c: Likewise.
1791 * tree-cfg.c: Likewise.
1792 * tree-cfgcleanup.c: Likewise.
1793 * tree-chrec.c: Likewise.
1794 * tree-chrec.h: Likewise.
1795 * tree-complex.c: Likewise.
1796 * tree-data-ref.c: Likewise.
1797 * tree-data-ref.h: Likewise.
1798 * tree-dfa.c: Likewise.
1799 * tree-dump.c: Likewise.
1800 * tree-dump.h: Likewise.
1801 * tree-eh.c: Likewise.
1802 * tree-flow-inline.h: Likewise.
1803 * tree-flow.h: Likewise.
1804 * tree-if-conv.c: Likewise.
1805 * tree-inline.c: Likewise.
1806 * tree-into-ssa.c: Likewise.
1807 * tree-loop-distribution.c: Likewise.
1808 * tree-loop-linear.c: Likewise.
1809 * tree-mudflap.c: Likewise.
1810 * tree-nested.c: Likewise.
1811 * tree-nomudflap.c: Likewise.
1812 * tree-nrv.c: Likewise.
1813 * tree-object-size.c: Likewise.
1814 * tree-optimize.c: Likewise.
1815 * tree-outof-ssa.c: Likewise.
1816 * tree-parloops.c: Likewise.
1817 * tree-pass.h: Likewise.
1818 * tree-phinodes.c: Likewise.
1819 * tree-predcom.c: Likewise.
1820 * tree-pretty-print.c: Likewise.
1821 * tree-profile.c: Likewise.
1822 * tree-scalar-evolution.c: Likewise.
1823 * tree-ssa-address.c: Likewise.
1824 * tree-ssa-alias.c: Likewise.
1825 * tree-ssa-ccp.c: Likewise.
1826 * tree-ssa-coalesce.c: Likewise.
1827 * tree-ssa-copy.c: Likewise.
1828 * tree-ssa-copyrename.c: Likewise.
1829 * tree-ssa-dce.c: Likewise.
1830 * tree-ssa-dom.c: Likewise.
1831 * tree-ssa-dse.c: Likewise.
1832 * tree-ssa-forwprop.c: Likewise.
1833 * tree-ssa-ifcombine.c: Likewise.
1834 * tree-ssa-live.c: Likewise.
1835 * tree-ssa-live.h: Likewise.
1836 * tree-ssa-loop-ch.c: Likewise.
1837 * tree-ssa-loop-im.c: Likewise.
1838 * tree-ssa-loop-ivcanon.c: Likewise.
1839 * tree-ssa-loop-ivopts.c: Likewise.
1840 * tree-ssa-loop-manip.c: Likewise.
1841 * tree-ssa-loop-niter.c: Likewise.
1842 * tree-ssa-loop-prefetch.c: Likewise.
1843 * tree-ssa-loop-unswitch.c: Likewise.
1844 * tree-ssa-loop.c: Likewise.
1845 * tree-ssa-math-opts.c: Likewise.
1846 * tree-ssa-operands.c: Likewise.
1847 * tree-ssa-operands.h: Likewise.
1848 * tree-ssa-phiopt.c: Likewise.
1849 * tree-ssa-phiprop.c: Likewise.
1850 * tree-ssa-pre.c: Likewise.
1851 * tree-ssa-propagate.c: Likewise.
1852 * tree-ssa-reassoc.c: Likewise.
1853 * tree-ssa-sccvn.c: Likewise.
1854 * tree-ssa-sink.c: Likewise.
1855 * tree-ssa-structalias.c: Likewise.
1856 * tree-ssa-ter.c: Likewise.
1857 * tree-ssa-threadedge.c: Likewise.
1858 * tree-ssa-threadupdate.c: Likewise.
1859 * tree-ssa-uncprop.c: Likewise.
1860 * tree-ssa.c: Likewise.
1861 * tree-ssanames.c: Likewise.
1862 * tree-switch-conversion.c: Likewise.
1863 * tree-tailcall.c: Likewise.
1864 * tree-vect-data-refs.c: Likewise.
1865 * tree-vect-generic.c: Likewise.
1866 * tree-vect-loop-manip.c: Likewise.
1867 * tree-vect-loop.c: Likewise.
1868 * tree-vect-patterns.c: Likewise.
1869 * tree-vect-slp.c: Likewise.
1870 * tree-vect-stmts.c: Likewise.
1871 * tree-vectorizer.c: Likewise.
1872 * tree-vectorizer.h: Likewise.
1873 * tree-vrp.c: Likewise.
1875 * tree.def: Likewise.
1877 * treestruct.def: Likewise.
1878 * unwind-compat.c: Likewise.
1879 * unwind-dw2-fde-glibc.c: Likewise.
1880 * unwind-dw2.c: Likewise.
1881 * value-prof.c: Likewise.
1882 * value-prof.h: Likewise.
1883 * var-tracking.c: Likewise.
1884 * varasm.c: Likewise.
1885 * varpool.c: Likewise.
1888 * vmsdbgout.c: Likewise.
1890 * xcoffout.c: Likewise.
1892 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1894 * pa.c (output_call): Only use sr4 for long interspace calls if
1895 call binds local and generating non PIC code.
1896 (attr_length_call): Adjust length calculation for above.
1898 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1901 (add<mode>3_carry): Change operand order of plus RTX.
1902 (*add<mode>3_carry): Ditto.
1903 (*addsi3_carry_zext): Ditto.
1904 (*add<dwi>3_doubleword): Update for changed operand order.
1905 (*negti2_1 splitter): Ditto.
1906 (*negdi2_1 splitter): Ditto.
1907 (<plusminus_insn><mode>3_carry): Macroize expander from
1908 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1909 (*<plusminus_insn><mode>3_carry): Macroize insn from
1910 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1911 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1912 patterns using SDWIM mode iterator.
1913 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1914 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1915 using DWIH mode iterator.
1916 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1917 using SWI mode iterator.
1918 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1919 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1920 patterns using SWIM mode iterator.
1921 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1922 patterns using SWI248 mode iterator.
1923 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1924 patterns using SWI mode iterator.
1925 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1926 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1928 2009-11-24 Michael Matz <matz@suse.de>
1930 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1932 2009-11-24 David Binderman <dcb314@hotmail.com>
1934 * expr.c (store_field): Remove set but not used local variable
1936 (expand_expr_real_2): Remove treeop2.
1937 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1938 * haifa-sched.c (max_issue): Remove points.
1939 (sched_create_recovery_edges): Remove e.
1940 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1942 2009-11-24 Nick Clifton <nickc@redhat.com>
1944 * config/v850/v850.c (function_arg): Fix handling of zero-length
1947 2009-11-24 Michael Matz <matz@suse.de>
1949 * tree.h (union tree_ann_d): Don't declare.
1950 (tree_base): Remove ann field.
1951 (struct var_ann_d): Declare forward.
1952 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1953 (DECL_VAR_ANN_PTR): New macro.
1954 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1955 accept only VAR, PARM or RESULT decls.
1956 (create_tree_common_ann): Remove.
1957 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1958 * tree-eh.c (lookup_expr_eh_lp): Remove.
1959 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1961 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1962 * tree-flow.h (enum tree_ann_type): Remove.
1963 (struct tree_ann_common_d): Remove.
1964 (struct var_ann_d): Remove common field.
1965 (union tree_ann_d): Remove.
1966 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1967 (tree_common_ann, get_tree_common_ann, ann_type,
1968 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1969 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1970 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1971 * builtins.c (expand_builtin_memcpy): Use
1972 currently_expanding_gimple_stmt instead of tree annotation.
1973 (expand_builtin_memset_args): Ditto.
1974 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1975 (expand_call_stmt): Don't set tree annotation.
1976 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1977 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1978 * gimple.h (currently_expanding_gimple_stmt): Declare.
1980 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1982 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1983 useless NOTE_VAR_LOCATION_STATUS call.
1984 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1986 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1988 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1989 being called recursively.
1991 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1993 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1994 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1996 2009-11-24 Paul Brook <paul@codesourcery.com>
1998 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2001 2009-11-24 Julian Brown <julian@codesourcery.com>
2002 Paul Brook <paul@codesourcery.com>
2004 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2005 (arm_dwarf_register_span): New function.
2006 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
2008 2009-11-24 David Binderman <dcb314@hotmail.com>
2010 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2011 local variable bb_note.
2012 * dominance.c (get_dominated_by): Likewise local var n.
2013 (output_file_names): Likewise local var idx.
2014 (add_location_or_const_value_attribute): Likewise local var status.
2015 * dwarf2out.c (gen_variable_die): Likewise local var field.
2016 * emit-rtl.c (no_line_numbers): Remove.
2017 (init_emit_once): Remove line_numbers parameter.
2018 * rtl.h (init_emit_once): Adjust prototype.
2019 * toplev.c (backend_init): Adjust init_emit_once call.
2021 2009-11-24 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/42142
2024 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2025 Handle iv-dependent (non-)kills properly.
2026 (mark_aliased_reaching_defs_necessary): Pass the basic-block
2027 of the reference statement to mark_aliased_reaching_defs_necessary_1.
2029 2009-11-24 Martin Jambor <mjambor@suse.cz>
2031 PR tree-optimization/42154
2032 * tree-sra.c (struct access): Added comments.
2033 (sra_modify_expr): Build references to the old aggregate with
2034 build_ref_for_offset instead of reusing access->expr.
2035 (load_assign_lhs_subreplacements): Likewise.
2037 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
2041 (sub<mode>3_carry): Ditto.
2042 (x86_mov<mode>cc_0_m1): Ditto.
2043 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
2044 for ix86_carry_flag_operator operator predicate.
2045 (*sub<mode>3_carry): Ditto.
2046 (*x86_mov<mode>cc_0_m1): Ditto.
2047 (*addsi3_carry_zext): Use VOIDmode match_operator for
2048 ix86_carry_flag_operator operator predicate.
2049 (*subsi3_carry_zext): Ditto.
2050 (*x86_mov<mode>cc_0_m1_s): Ditto.
2051 (*x86_mov<mode>cc_0_m1_neg): Ditto.
2052 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
2053 check operator sub-expressions for FLAGS_REG and const0_rtx.
2054 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2055 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2056 (ix86_expand_int_addcc): Update calls to
2057 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
2058 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2059 Do not set mode of compare operation.
2061 2009-11-23 Jan Hubicka <jh@suse.cz>
2064 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
2067 2009-11-23 Jan Hubicka <jh@suse.cz>
2069 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
2070 wrong profile updates.
2071 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2072 having largest frequency.
2073 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2074 used uninitalized warning.
2075 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2078 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
2080 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2081 of gen_rtx_REG to generate operand 5.
2082 (*cmp_ssub_sidi): Ditto.
2084 2009-11-23 Richard Henderson <rth@redhat.com>
2086 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2089 2009-11-23 Paul Brook <paul@codesourcery.com>
2091 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2092 case for noreturn functions.
2093 (arm_compute_save_reg_mask): Remove special noreturn handling.
2095 2009-11-23 Richard Guenther <rguenther@suse.de>
2097 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2098 size for DECL bases.
2100 2009-11-22 Richard Henderson <rth@redhat.com>
2102 * i386.c (avx_vpermilp_parallel): New function.
2103 * i386-protos.h: Declare it.
2104 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2105 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2106 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2107 (ssescalarnum, ssedoublesizemode): Add AVX modes.
2108 (vpermilbits): Remove.
2109 (avx_vpermil<mode>): Change insns to expanders.
2110 (*avx_vpermil<mode>): New. Use vec_select.
2112 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
2114 * opts.c (decode_options): Don't enable flag_schedule_insns
2115 when optimizing for size.
2116 * doc/invoke.texi: Document change.
2118 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
2121 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2122 of scratch register to SImode.
2123 (*cmp_sadd_sidi): Ditto.
2124 (*cmp_ssub_si): Ditto.
2125 (*cmp_ssub_sidi): Ditto.
2127 2009-11-21 Ian Lance Taylor <iant@google.com>
2129 * Makefile.in (HOST_LIBS): Move higher in file.
2130 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2131 is not empty, set to $(CC) and $(CFLAGS).
2133 2009-11-22 Martin Jambor <mjambor@suse.cz>
2135 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
2136 V_C_E of an SSA_NAME or an invariant if lvalue is required.
2137 (verify_gimple_call): Verify LHS also with with
2138 verify_types_in_gimple_reference.
2140 2009-11-21 Martin Jambor <mjambor@suse.cz>
2143 * tree-sra.c (access_precludes_ipa_sra_p): New function.
2144 (splice_param_accesses): Check all accesses by calling
2145 access_precludes_ipa_sra_p.
2146 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2147 not convert types if it is true.
2148 (sra_ipa_modify_assign): Convert types in case of mismatch.
2150 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2152 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2155 2009-11-21 Adam Nemet <adambnemet@gmail.com>
2157 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2158 (mips_mulsidi3_gen_fn): Declare new function.
2159 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2160 * config/mips/mips.md (<u>mulsidi3): Change condition to use
2161 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
2162 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2163 (mulsidi3_64bit_dmul): New define_insn.
2165 2009-11-21 Ben Elliston <bje@au.ibm.com>
2167 * gengtype-lex.l: Enable noinput flex option.
2168 (YY_NO_INPUT): Remove define.
2170 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2172 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2173 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2174 (insert_debug_temps_for_defs): Handle PHI nodes.
2175 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2178 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2180 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2181 after remove_phi_node.
2183 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2185 PR tree-optimization/42078
2186 * gimple.h (gimple_replace_lhs): New declaration.
2187 * gimple.c (gimple_replace_lhs): New function.
2188 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2191 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2193 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2194 (xop_mulv2div2di3_low): Same.
2195 (*xop_pmacsdqh_mem): Same.
2197 2009-11-20 Richard Henderson <rth@redhat.com>
2199 * config/i386/i386-builtin-types.awk: New file.
2200 * config/i386/i386-builtin-types.def: New file.
2201 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
2202 * config/i386/i386.c: Include it.
2203 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
2204 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2205 (struct builtin_isa): Remove GTY marker. Replace tree type with
2206 ix86_builtin_func_type; add set_and_not_built_p.
2207 (def_builtin): Change type parameter to tcode; use
2208 ix86_get_builtin_func_type; update all callers. Accept zero mask
2209 to mean the builtin is unconditionally available.
2210 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
2212 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2213 Update some users to rationalized enumeration codes from new include.
2214 (enum multi_arg_type): Remove. Replace all enumeration values
2215 with defines to new ix86_builtin_func_type.
2216 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
2217 all type resolution to def_builtin.
2218 (ix86_init_builtin_types): Split out from ...
2219 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
2221 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2224 * config/rs6000/rs6000.c (struct machine_function): Revert
2225 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2226 (rs6000_expand_to_rtl_hook): Ditto.
2227 (rs6000_check_vector_mode): Ditto.
2228 (compute_vrsave_mask): Ditto.
2230 2009-11-20 Paul Brook <paul@codesourcery.com>
2232 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2233 * config/arm/arm-cores.def: Add cortex-a5.
2234 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2235 * config/arm/arm-tune.md: Regenerate.
2237 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2240 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2241 (ref_pos): New field in structure.
2242 (insert_new_var_in_stmt): New function.
2245 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2247 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2248 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2249 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2250 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2251 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2252 INT_LEAST64_TYPE): Define.
2253 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2254 UINT_LEAST64_TYPE): Define.
2255 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2256 INT_FAST64_TYPE): Define.
2257 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2258 UINT_FAST64_TYPE): Define.
2259 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2261 2009-11-20 Julian Brown <julian@codesourcery.com>
2263 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2264 specially for Thumb-1.
2265 (ASM_OUTPUT_REG_POP): Likewise.
2267 2009-11-19 Jason Merrill <jason@redhat.com>
2269 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2271 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2272 Rafael Avila de Espindola <espindola@google.com>
2274 * doc/plugins.texi (Plugin initialization): Added advices for
2275 retrieving the version of GCC at plugin compilation and loading times.
2277 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2279 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2280 (dump_active_plugins): output to file everything. Use
2281 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2283 2009-11-19 Richard Guenther <rguenther@suse.de>
2285 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2286 around truth-valued expressions.
2287 * tree.c (free_lang_data): Untangle check for LTO frontend.
2289 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2291 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2292 of cgraph_node_for_decl.
2293 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2294 * cgraph.c (cgraph_node_for_decl): Remove.
2295 (cgraph_get_node): Just return NULL if !cgraph_hash.
2297 2009-11-19 Paul Brook <paul@codesourcery.com>
2299 * config.gcc: Add new ARM --with-fpu options.
2300 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2301 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2303 2009-11-18 Richard Guenther <rguenther@suse.de>
2305 * gimple.h (union gimple_statement_d): Add gsmembase member.
2306 (gimple_vuse_op): Use gsmembase for access.
2307 (gimple_vdef_op): Likewise.
2308 (gimple_vuse): Likewise.
2309 (gimple_vdef): Likewise.
2310 (gimple_vuse_ptr): Likewise.
2311 (gimple_vdef_ptr): Likewise.
2312 (gimple_set_vuse): Likewise.
2313 (gimple_set_vdef): Likewise.
2314 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2316 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2318 * doc/arm-neon-intrinsics.texi: Regenerated.
2320 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2322 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2324 2009-11-18 Paul Brook <paul@codesourcery.com>
2325 Daniel Jacobowitz <dan@codesourcery.com>
2327 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2328 (arm_arch7em): New variable.
2329 (all_architectures): Add armv7e-m.
2330 (arm_override_options): Set arm_arch7em.
2331 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2332 Include arm_arch7em.
2333 (arm_arch7em): Declare.
2335 2009-11-18 Richard Guenther <rguenther@suse.de>
2337 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2338 a valid field decl if checking is enabled.
2340 2009-11-18 Martin Jambor <mjambor@suse.cz>
2342 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2343 (lto_ipa_fixup_call_notes): Declare.
2344 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2345 (update_call_notes_after_inlining): Copy call stmt uid to the new
2347 (ipa_write_param_call_note): New function.
2348 (ipa_read_param_call_note): New function
2349 (ipa_write_node_info): Write also param call notes. Removed a bogus
2350 comment, reformatted to fit 80 columns.
2351 (ipa_read_node_info): Read also param call notes. Removed a bogus
2352 comment. Remove ipa_edge_args_vector growth.
2353 (lto_ipa_fixup_call_notes): New function.
2354 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2355 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2356 inlining regardless of flag_wpa.
2357 (cgraph_decide_inlining_of_small_functions): Likewise.
2358 (cgraph_decide_inlining): Likewise.
2359 (inline_read_summary): Likewise.
2361 2009-11-18 Jan Hubicka <jh@suse.cz>
2363 * predict.c (compute_function_frequency): Export.
2364 * predict.h (compute_function_frequency): Declare.
2365 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2367 2009-11-18 Martin Jambor <mjambor@suse.cz>
2369 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2370 on all nodes we write summaries for.
2372 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2375 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2376 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2377 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2378 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2379 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2380 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2381 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2384 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2386 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2388 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2391 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2393 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2395 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2396 cgraph_materialize_all_clones): Handle same_body aliases.
2397 * cgraph.c (cgraph_allocate_node): New function.
2398 (cgraph_create_node): Use it.
2399 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2400 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2401 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2403 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2404 (input_node): Stream in same_body aliases.
2405 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2406 for same_body aliases.
2407 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2409 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2412 * config/darwin.h: Use the extension stub libraries to access
2413 current libgcc_s features.
2415 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2418 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2419 (vect_transform_loop): Call it.
2421 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2423 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2426 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2430 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2432 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2433 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2434 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2435 (sese_bad_liveouts_use): New.
2436 (sese_reset_debug_liveouts_bb): New.
2437 (sese_build_liveouts): Use it.
2438 (rename_variables_in_stmt): Reset debug stmts rather than creating
2440 (expand_scalar_variable_stmt): Likewise.
2442 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2444 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2445 (df_ref_remove): Likewise.
2447 2009-11-17 Jan Hubicka <jh@suse.cz>
2449 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2452 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2454 * toplev.c (process_options): Remove dead code.
2455 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2457 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2459 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2462 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2464 PR tree-optimization/41857
2465 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2466 TYPE's address space instead of pointer to TYPE.
2468 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2470 * reload.c (find_reloads_address): Fix typo.
2472 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2474 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2475 registers in leaf functions if possible.
2477 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2479 * config/m68k/m68k-devices.def: Add MCF5441x family.
2481 2009-11-17 Jan Hubicka <jh@suse.cz>
2483 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2485 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2487 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2489 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2490 nest ior expressions.
2491 (x86_64_szext_nonmemory_operand): Ditto.
2492 (call_insn_operand): Ditto.
2494 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2496 * stmt.c (expand_asm_stmt): Get locus from stmt.
2498 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2500 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2501 Create the decl label for the new dest block on demand. Require
2502 a fallthrough edge if no asm labels were redirected.
2504 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2507 operand 1 predicate.
2508 (cstoresi4): Ditto for operand 2.
2509 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2510 patterns using SDWIM mode iterator.
2511 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2512 using SWIM mode iterator.
2513 (cmpdi_1): Rename from cmpdi_1_rex64.
2514 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2515 SWI48 mode iterator.
2516 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2517 using SWI mode iterator.
2518 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2519 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2520 (*cmpqi_ext_3_insn): Make private.
2521 (*cmpqi_ext_3_insn_rex64): Make private.
2522 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2523 * config/i386/predicates.md (cmpsi_operand): Remove.
2525 2009-11-16 Paul Brook <paul@codesourcery.com>
2527 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2528 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2530 2009-11-14 Jan Hubicka <jh@suse.cz>
2532 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2534 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2535 zero out all callees.
2536 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2537 frequency and count match.
2538 * ipa-inline.c (update_noncloned_frequencies): New function.
2539 (cgraph_clone_inlined_nodes): Use it.
2540 * tree-inline.c (copy_bb): Fix frequency scaling; output
2541 diagnostic on frequency mismatches to dump file.
2542 (initialize_cfun): Do not scale frequency; fix count scaling;
2543 initialize entry and exit block frequencies; copy profile info.
2544 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2545 (copy_body): Use frequency_scale as argument.
2546 (expand_call_inline): Compute frequency scale and output diagnostic
2548 (delete_unreachable_blocks_update_callgrah): Remove checking that
2549 has to be done after edge redirection.
2550 (tree_function_versioning): Update initialize_cfun and copy_body call.
2552 2009-11-14 Jan Hubicka <jh@suse.cz>
2554 * cgraph.c (cgraph_release_function_body): Update use of
2555 ipa_transforms_to_apply.
2556 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2557 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2558 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2560 (cgraph_materialize_clone): Remove original if dead.
2561 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2562 ipa_transforms_to_apply hack.
2563 * function.h (struct function): Add ipa_transforms_to_apply.
2564 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2565 * tree-inline.c (copy_bb): Update sanity check.
2566 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2567 (expand_call_inline): remove dead clone originals.
2568 (tree_function_versioning): Merge transformation queues.
2569 * passes.c (add_ipa_transform_pass): Remove.
2570 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2572 (execute_all_ipa_transforms): Update.
2573 (execute_one_pass): Update.
2575 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2577 PR target/21078, 21080
2578 * config/avr/avr.c (avr_return_addr_rtx): New function for
2579 builtin_return_address.
2580 (expand_prologue): Calculate stack usage.
2581 (avr_asm_function_end_prologue): Output stack size and offset label.
2582 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2583 (machine_function): Add stack_usage.
2584 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2586 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2588 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2589 new 'outgoing' argument.
2590 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2591 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2592 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2593 iq2000_function_value_regno_p.
2594 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2595 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2598 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2601 * arm.md (adddi_sesidi_di): Place tied contraint first.
2602 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2603 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2604 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2605 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2606 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2607 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2608 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2609 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2610 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2612 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/predicates.md (call_register_no_elim_operand):
2615 New predicate. Reject stack register as valid call operand
2617 (call_insn_operand): Use call_register_no_elim_operand.
2619 2009-11-13 Richard Henderson <rth@redhat.com>
2621 * function.c (stack_protect_prologue): Don't bypass expand_expr
2622 for stack_protect_guard and guard_decl.
2623 (stack_protect_epilogue): Likewise.
2625 2009-11-13 Jan Hubicka <jh@suse.cz>
2627 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2628 when to PUBLIC is set.
2630 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2633 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2636 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2639 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2640 *call_value_1): Use "lsm" as operand 1 constraint.
2641 * config/i386/predicates.md (call_insn_operand): Depend on
2642 index_register_operand to avoid %esp register.
2644 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2647 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2650 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2651 (TARGET_CALL_ESP): New define.
2652 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2654 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2655 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2656 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2658 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2659 New patterns, use "lsm" as operand 1 constraint.
2660 * config/i386/predicates.md (call_insn_operand): Depend on
2661 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2663 2009-11-13 Jason Merrill <jason@redhat.com>
2666 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2667 Don't emit a second declaration at any scope.
2669 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2671 PR rtl-optimization/41697
2672 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2673 a conditional jump has a single successor.
2675 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2677 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2678 allocate reg_last when in case lazy_reg_last is true.
2679 (init_deps_reg_last): New.
2680 (free_deps): When max_reg is 0, this context is already freed.
2681 * sched-int.h (init_deps_reg_last): Export.
2682 (init_deps): Update prototype.
2683 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2684 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2685 * ddg.c (build_intra_loop_deps): Likewise.
2686 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2687 reset_deps_context, deps_init_id): Likewise.
2688 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2689 (free_data_for_scheduled_insn): New, break down from ...
2690 (free_first_time_insn_data): ... here.
2691 (has_dependence_p): Allocate reg_last now, when it is needed.
2692 (extend_insn_data): When maximal LUID is big enough, allocate
2693 per-insn data in smaller chunks.
2694 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2695 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2698 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.md (call_value): Fix comment.
2701 (sibcall_value): Ditto.
2703 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2705 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2706 (MD_FROB_UPDATE_CONTEXT): Define.
2708 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2709 Laurent GUERBY <laurent@guerby.net>
2711 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2712 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2713 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2715 2009-11-12 Jan Hubicka <jh@suse.cz>
2717 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2718 and clear DECL_COMMON on localized declarations.
2720 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2723 * regrename.c (struct du_head): New structure; some elements moved
2725 (struct du_chain): ... this one.
2726 (open_chains, closed_chains): Now of type struct du_head *.
2727 (do_replace): Accept du_head argument, not du_chain. All callers
2728 changed. Modified code to match new data structures.
2729 (build_def_use): Return a list of du_head structures. Modified code
2730 to match new data structures.
2731 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2732 callers changed. Modified code to match new data structures.
2733 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2734 callers changed. Modified code to match new data structures.
2735 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2736 Allocate a du_head structure as well as a du_chain when creating a
2737 new chain. Modified other code to match new data structures.
2739 2009-11-12 Jan Hubicka <jh@suse.cz>
2741 * cgraph.h (varpool_node_name): Declare.
2742 * cgraphunit.c (process_function_and_variable_attributes): Set
2743 force_output flag on used variables.
2744 * ipa.c (function_and_variable_visibility): Dump externally visible
2745 and needed variables.
2746 * varpool.c (varpool_node_name): Export.
2747 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2750 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2753 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2754 processing if XEXP (x, i) is NULL.
2756 2009-11-12 Jan Hubicka <jh@suse.cz>
2758 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2759 imply PUBLIC || EXTERNAL.
2761 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2764 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2765 single successor block, ending with jump created by RTL expander.
2767 2009-11-11 Jan Hubicka <jh@suse.cz>
2770 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2771 and WEAK variables at -fwhole-program.
2774 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2775 functions/variables are not needed even if they are externally visible.
2777 2009-11-11 Jan Hubicka <jh@suse.cz>
2779 (patch by Richard Guenther)
2780 * lto-streamer-out.c (output_function): Output head of argument list
2782 * lto-streamer-in.c (input_function): Re-map arguments into merged
2785 2009-11-11 Jan Hubicka <jh@suse.cz>
2787 * lto-cgraph.c: Include gcov-io.h
2788 (output_profile_summary): New function.
2789 (output_cgraph): Use it.
2790 (input_profile_summary): New function.
2791 (input_cgraph): Use it.
2792 * coverage.c (build_ctr_info_value): Use varpool; initalize
2793 DECL_ASSEMBLER_NAME.
2794 (create_coverage): Likewise.
2795 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2796 (tree_init_edge_profiler): Likewise.
2797 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2799 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2801 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2802 * c-pragma.c (def_pragma_macro_value): Likewise.
2803 (def_pragma_macro): Likewise.
2804 (pushed_macro_table): Likewise.
2805 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2806 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2808 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2810 * doc/plugins.texi (Registering custom attributes): section
2811 renamed as (Registering custom attributes or pragmas).
2812 Mentions custom attributes & pragmas, and c_register_pragma, with
2814 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2816 * doc/extend.texi (Function Attributes): Mentions that plugin can
2817 provide their attributes.
2819 2009-11-11 Jon Beniston <jon@beniston.com>
2821 * config.gcc: Add lm32 elf and uclinux targets.
2822 * config/lm32: New directory.
2823 * config/lm32/lm32.c: New file.
2824 * config/lm32/lm32.h: New file.
2825 * config/lm32/lm32.md: New file.
2826 * config/lm32/lm32.opt: New file.
2827 * config/lm32/lm32-protos.h: New file.
2828 * config/lm32/constraints.md: New file.
2829 * config/lm32/predicates.md: New file.
2830 * config/lm32/sfp-machine.h: New file.
2831 * config/lm32/t-fprules-softfp: New file.
2832 * config/lm32/uclinux-elf.h: New file.
2833 * doc/invoke.texi: Document lm32 options.
2834 * doc/contrib.texi: Document lm32 porter.
2835 * doc/install.texi: Document lm32 targets.
2837 2009-11-11 Martin Jambor <mjambor@suse.cz>
2840 * ipa-prop.c (ipa_update_after_lto_read): Call
2841 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2842 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2844 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2846 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2847 (neon_expand_vector_init): Use them. Also handle non-constant
2848 vectors with identical elements and vectors with only one
2849 non-constant element.
2850 (arm_print_operand): Handle 'y' modifier.
2851 * config/arm/arm-protos.h (neon_make_constant): Declare.
2852 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2853 patterns. Use VX instead of VDQW for the first one. Allow
2854 a VFP alternative and V32 modes for the second one.
2855 * config/arm/neon.ml (shape_elt): Add Alternatives.
2856 (ops): Use Alternatives for vdup lane instructions.
2857 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2858 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2860 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2862 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2864 (movti, mov<mode>): Call force_reg on one operand if required.
2865 * config/arm/vec-common.md (mov<mode>): Likewise.
2867 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2869 * config/arm/arm.c (arm_override_options): Enable scheduling for
2872 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2876 * expr.h (anti_adjust_stack_and_probe): Declare.
2877 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2878 parameter and rewrite head comment.
2879 (allocate_dynamic_stack_space): Adjust call to above function.
2880 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2882 * tree.h (dwarf2out_args_size): Delete.
2883 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2884 (dwarf2out_args_size_adjust): Delete prototype and move around.
2885 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2886 ACCUMULATE_OUTGOING_ARGS targets.
2888 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2890 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2891 DECL_SIZE of DECL_RESULT before evaluating it.
2893 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 PR tree-optimization/41987
2896 * fold-const.c (const_binop): Avoid using fold_buildN().
2898 2009-11-10 Martin Jambor <mjambor@suse.cz>
2900 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2901 (execute_all_ipa_stmt_fixups): Declare.
2902 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2903 * ipa-inline.c (pass_ipa_inline): Likewise.
2904 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2905 * ipa-reference.c (pass_ipa_reference): Likewise.
2906 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2907 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2908 (pass_ipa_lto_finish_out): Likewise.
2909 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2910 * passes.c (execute_ipa_stmt_fixups): New function.
2911 (execute_all_ipa_stmt_fixups): New function.
2912 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2914 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2917 * explow.c (probe_stack_range): Fix typo.
2918 * config/sparc/sparc.md (probe_stack): New expander.
2920 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2922 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2924 2009-11-09 Jason Merrill <jason@redhat.com>
2926 * gdbinit.in (pgq): New function for printing gimple sequence.
2928 2009-11-09 Paul Brook <paul@codesourcery.com>
2929 Daniel Jacobowitz <dan@codesourcery.com>
2930 Sandra Loosemore <sandra@codesourcery.com>
2932 * doc/extend.texi (Half-Precision): Update wording to reflect
2933 that there are now multiple -mfpu options that enable fp16
2935 * doc/invoke.texi: Update list of ARM -mfpu= options.
2936 * config.gcc: Update ARM --with-fpu option list.
2937 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2938 vfpv3xd and vfpv3xd-fp16.
2939 (use_vfp_abi): New function.
2940 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2942 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2943 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2944 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2945 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2947 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2949 (arm_print_operand): Handle 'p' modifier.
2950 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2952 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2953 (TARGET_FP16): Define.
2954 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2955 does not provide them.
2956 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2957 double-precision values on a single-precision FPU.
2958 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2959 double-precision constants.
2960 (movhf_vfp_neon): New pattern (was movhf_vfp).
2961 (movhf_vfp): Remove NEON instructions.
2962 * config/arm/constraints.md: Add new "Dy" constraint for
2963 double-precision constants. Update description of "Dv".
2964 * config/arm/arm.md: Disable double-precision patterns if the FPU
2965 does not provide them
2967 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2969 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2970 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2973 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2975 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2977 * configure.ac (--with-plugin-ld): New. Default to ld.
2978 * configure: Regenerated.
2979 * config.in: Likewise.
2981 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2982 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2984 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2986 * config/openbsd-stdint.h: Change to reflect what
2987 c_common_nodes_and_builtins expects.
2989 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2991 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2993 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2996 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2997 function contains at least one local dynamic name.
2998 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2999 here if that happens.
3001 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
3002 Joern Rennecke <amylaar@spamcop.net>
3004 * cfgrtl.c (pass_free_cfg): Add pass name.
3005 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3006 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3007 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3008 * df-core.c (pass_df_initialize_no_opt): Likewise.
3009 * except.c (pass_rtl_eh): Likewise.
3010 * function.c (pass_init_function, pass_leaf_regs): Likewise.
3011 * gcse.c (pass_rtl_pre): Change pass name.
3012 * passes.c (pass_postreload): Add pass name.
3013 (make_pass_instance): Don't use duplicate-tracking logic for
3014 names starting with '*'.
3015 (next_pass_1): Assert that pass has a name.
3016 (register_one_dump_file): If there is an space in the name,
3018 * predict.c (pass_strip_predict_hints): Add pass name.
3019 * reg-stack.c (pass_stack_regs): Likewise.
3020 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3021 * tree-cfg.c (pass_warn_function_return,
3022 pass_warn_function_noreturn): Add pass name.
3023 * tree-dfa.c (pass_referenced_vars): Likewise.
3024 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3025 Fix whitespace before comment.
3026 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
3027 (pass_init_datastructures): Add pass name.
3028 * tree-ssa-loop.c (pass_record_bounds): Likewise.
3029 * tree-ssa.c (pass_early_warn_uninitialized,
3030 pass_late_warn_uninitialized): Likewise.
3031 * tree.c (pass_ipa_free_lang_data): Likewise.
3032 * doc/passes.texi (pass manager): Document how to disambiguate
3035 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
3037 * df-problems.c: Fix documentation for forward simulation of LR.
3038 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3039 (df_simulate_finalize_forwards): Remove.
3040 * df.h (df_simulate_finalize_forwards): Remove.
3042 2009-11-08 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-structalias.c (build_succ_graph): Properly make
3045 variables escape if they are stored to anything.
3047 2009-11-08 Richard Guenther <rguenther@suse.de>
3049 PR rtl-optimization/41928
3050 * loop-invariant.c (free_loop_data): If we didn't allocate
3051 loop data do not try to free it.
3053 2009-11-07 Jason Merrill <jason@redhat.com>
3055 * tree.c (reconstruct_complex_type): Preserve attributes.
3057 2009-11-07 Richard Guenther <rguenther@suse.de>
3059 * tree-ssa-structalias.c (build_succ_graph): Feed stores
3060 to anything only to variables that can take pointers.
3061 (get_constraint_for_ssa_var): Properly exclude full
3062 variables from expanding.
3063 (first_vi_for_offset): Avoid overflow in arithmetic.
3064 (first_or_preceding_vi_for_offset): Likewise.
3065 (count_num_arguments): Fix implementation.
3066 (gate_ipa_pta): Do not run when not optimizing.
3068 2009-11-07 David Binderman <dcb314@hotmail.com>
3070 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3071 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3072 set but not used variables.
3073 (apply_args_reg_offset): Comment out as unused.
3074 * calls.c (flags_from_decl_or_type): Likewise.
3075 * genautomata.c (check_regexp_units_distribution): Likewise.
3077 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3080 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3081 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3082 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3083 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3084 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3085 operand alternatives.
3087 2009-11-06 Michael Matz <matz@suse.de>
3090 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3091 of a potential reciprocal to really be reciprocals.
3093 2009-11-06 Jakub Jelinek <jakub@redhat.com>
3095 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3096 lwpintrin.h after immintrin.h.
3097 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3101 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3102 or non-constant index, allow index one past the last element and
3103 allow exceeding array bound in arrays that might be used as flexible
3106 2009-11-05 Richard Henderson <rth@redhat.com>
3108 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3110 2009-11-05 Paul Brook <paul@codesourcery.com>
3112 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3113 (arm_fpu_desc): New.
3114 (all_fpus): Add FPU details.
3115 (fp_model_for_fpu): Remove.
3116 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3117 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3118 (arm_file_start): Use arm_fpu_desc.
3119 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3120 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3122 (TARGET_FPA_EMU2): Define.
3123 (arm_fp_model, fputype, arm_fpu_tune): Remove.
3124 (vfp_reg_type, arm_fpu_desc): New.
3125 * config/arm/arm.md (attr fpu): Simplify.
3126 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3127 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3128 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3129 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3130 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3132 2009-11-05 Michael Matz <matz@suse.de>
3134 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3136 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3139 2009-11-04 Jason Merrill <jason@redhat.com>
3142 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3143 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3144 (output_constant): Avoid crash after error.
3146 2009-11-05 Martin Jambor <mjambor@suse.cz>
3148 * tree-sra.c (struct access): Changed comment of next_sibling field.
3149 (analyze_modified_params): Loop over accesses of a group rather than
3150 over all with the ame base, pass a common bitmap to
3152 (unmodified_by_ref_scalar_representative): Build link lists of
3153 accesses of a group.
3154 (splice_param_accesses): Likewise.
3156 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
3158 * df-scan.c (df-uses-record): Add case zero_extract of mem.
3160 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
3164 * config/i386/i386.md (probe_stack): New expander.
3165 (logical operation peepholes): Do not split stack checking probes.
3167 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3168 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3170 * doc/invoke.texi (-mlwp): Add documentation.
3171 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3172 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3173 (x86_64-*-*): Ditto.
3174 * config/i386/lwpintrin.h: New file, provide x86 compiler
3175 intrinisics for LWP.
3176 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
3177 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3178 * config/i386/i386-c.c (ix86_target_macros_internal): Check
3180 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
3181 * config/i386/i386.opt (-mlwp): New switch for LWP support.
3182 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3183 (OPTION_MASK_ISA_LWP_UNSET): New.
3184 (ix86_handle_option): Handle -mlwp.
3185 (isa_opts): Handle -mlwp.
3186 (enum pta_flags): Add PTA_LWP.
3187 (override_options): Add LWP support.
3188 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3189 (IX86_BUILTIN_LLWPCB32): Ditto.
3190 (IX86_BUILTIN_LLWPCB64): Ditto.
3191 (IX86_BUILTIN_SLWPCB16): Ditto.
3192 (IX86_BUILTIN_SLWPCB32): Ditto.
3193 (IX86_BUILTIN_SLWPCB64): Ditto.
3194 (IX86_BUILTIN_LWPVAL16): Ditto.
3195 (IX86_BUILTIN_LWPVAL32): Ditto.
3196 (IX86_BUILTIN_LWPVAL64): Ditto.
3197 (IX86_BUILTIN_LWPINS16): Ditto.
3198 (IX86_BUILTIN_LWPINS32): Ditto.
3199 (IX86_BUILTIN_LWPINS64): Ditto.
3200 (enum ix86_special_builtin_type): Add LWP intrinsic support.
3201 (builtin_description): Ditto.
3202 (ix86_init_mmx_sse_builtins): Ditto.
3203 (ix86_expand_special_args_builtin): Ditto.
3204 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3206 (UNSPEC_SLWP_INTRINSIC): Ditto.
3207 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
3208 (UNSPECV_LWPINS_INTRINSIC): Ditto.
3209 (lwp_llwpcbhi1): New lwp pattern.
3210 (lwp_llwpcbsi1): Ditto.
3211 (lwp_llwpcbdi1): Ditto.
3212 (lwp_slwpcbhi1): Ditto.
3213 (lwp_slwpcbsi1): Ditto.
3214 (lwp_slwpcbdi1): Ditto.
3215 (lwp_lwpvalhi3): Ditto.
3216 (lwp_lwpvalsi3): Ditto.
3217 (lwp_lwpvaldi3): Ditto.
3218 (lwp_lwpinshi3): Ditto.
3219 (lwp_lwpinssi3): Ditto.
3220 (lwp_lwpinsdi3): Ditto.
3222 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3223 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3226 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3229 2009-11-04 Richard Guenther <rguenther@suse.de>
3230 Rafael Avila de Espindola <espindola@google.com>
3232 * gcc.c (process_command): Handle arguments name@offset.
3234 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3235 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3237 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
3238 (x86_64-*-*): Ditto.
3239 * config/i386/xopintrin.h: New file, provide common x86 compiler
3240 intrinisics for XOP.
3241 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
3242 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3243 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3245 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
3246 * config/i386/i386.opt (-mxop): New switch for XOP support.
3247 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3248 (UNSPEC_XOP_TRUEFALSE)
3249 (UNSPEC_XOP_PERMUTE)
3250 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3251 (PPERM_*): New constants for vpperm instruction.
3252 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
3253 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3254 (OPTION_MASK_ISA_XOP_UNSET): New.
3255 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3256 (ix86_handle_option): Handle -mxop.
3257 (isa_opts): Handle -mxop.
3258 (enum pta_flags): Add PTA_XOP.
3259 (override_options): Add XOP support.
3260 (print_operand): Add code for XOP compare instructions.
3261 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3262 (ix86_expand_int_vcond): Extend for XOP compare instruction.
3264 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3265 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3266 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3267 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3268 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3269 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3270 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3272 (IX86_BUILTIN_VPCMOV256): Ditto.
3273 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3274 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3275 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3276 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3277 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3278 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3280 (IX86_BUILTIN_VPPERM): Ditto.
3282 (IX86_BUILTIN_VPMACSSWW): Ditto.
3283 (IX86_BUILTIN_VPMACSWW): Ditto.
3284 (IX86_BUILTIN_VPMACSSWD): Ditto.
3285 (IX86_BUILTIN_VPMACSWD): Ditto.
3286 (IX86_BUILTIN_VPMACSSDD): Ditto.
3287 (IX86_BUILTIN_VPMACSDD): Ditto.
3288 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3289 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3290 (IX86_BUILTIN_VPMACSDQL): Ditto.
3291 (IX86_BUILTIN_VPMACSDQH): Ditto.
3292 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3293 (IX86_BUILTIN_VPMADCSWD): Ditto.
3295 (IX86_BUILTIN_VPHADDBW): Ditto.
3296 (IX86_BUILTIN_VPHADDBD): Ditto.
3297 (IX86_BUILTIN_VPHADDBQ): Ditto.
3298 (IX86_BUILTIN_VPHADDWD): Ditto.
3299 (IX86_BUILTIN_VPHADDWQ): Ditto.
3300 (IX86_BUILTIN_VPHADDDQ): Ditto.
3301 (IX86_BUILTIN_VPHADDUBW): Ditto.
3302 (IX86_BUILTIN_VPHADDUBD): Ditto.
3303 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3304 (IX86_BUILTIN_VPHADDUWD): Ditto.
3305 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3306 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3307 (IX86_BUILTIN_VPHSUBBW): Ditto.
3308 (IX86_BUILTIN_VPHSUBWD): Ditto.
3309 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3311 (IX86_BUILTIN_VPROTB): Ditto.
3312 (IX86_BUILTIN_VPROTW): Ditto.
3313 (IX86_BUILTIN_VPROTD): Ditto.
3314 (IX86_BUILTIN_VPROTQ): Ditto.
3315 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3316 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3317 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3318 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3320 (IX86_BUILTIN_VPSHLB): Ditto.
3321 (IX86_BUILTIN_VPSHLW): Ditto.
3322 (IX86_BUILTIN_VPSHLD): Ditto.
3323 (IX86_BUILTIN_VPSHLQ): Ditto.
3324 (IX86_BUILTIN_VPSHAB): Ditto.
3325 (IX86_BUILTIN_VPSHAW): Ditto.
3326 (IX86_BUILTIN_VPSHAD): Ditto.
3327 (IX86_BUILTIN_VPSHAQ): Ditto.
3329 (IX86_BUILTIN_VFRCZSS): Ditto.
3330 (IX86_BUILTIN_VFRCZSD): Ditto.
3331 (IX86_BUILTIN_VFRCZPS): Ditto.
3332 (IX86_BUILTIN_VFRCZPD): Ditto.
3333 (IX86_BUILTIN_VFRCZPS256): Ditto.
3334 (IX86_BUILTIN_VFRCZPD256): Ditto.
3336 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3337 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3338 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3339 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3340 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3341 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3342 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3343 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3345 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3346 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3347 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3348 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3349 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3350 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3351 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3352 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3354 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3355 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3356 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3357 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3358 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3359 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3360 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3361 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3363 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3364 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3365 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3366 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3367 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3368 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3369 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3370 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3372 (IX86_BUILTIN_VPCOMEQB): Ditto.
3373 (IX86_BUILTIN_VPCOMNEB): Ditto.
3374 (IX86_BUILTIN_VPCOMLTB): Ditto.
3375 (IX86_BUILTIN_VPCOMLEB): Ditto.
3376 (IX86_BUILTIN_VPCOMGTB): Ditto.
3377 (IX86_BUILTIN_VPCOMGEB): Ditto.
3378 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3379 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3381 (IX86_BUILTIN_VPCOMEQW): Ditto.
3382 (IX86_BUILTIN_VPCOMNEW): Ditto.
3383 (IX86_BUILTIN_VPCOMLTW): Ditto.
3384 (IX86_BUILTIN_VPCOMLEW): Ditto.
3385 (IX86_BUILTIN_VPCOMGTW): Ditto.
3386 (IX86_BUILTIN_VPCOMGEW): Ditto.
3387 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3388 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3390 (IX86_BUILTIN_VPCOMEQD): Ditto.
3391 (IX86_BUILTIN_VPCOMNED): Ditto.
3392 (IX86_BUILTIN_VPCOMLTD): Ditto.
3393 (IX86_BUILTIN_VPCOMLED): Ditto.
3394 (IX86_BUILTIN_VPCOMGTD): Ditto.
3395 (IX86_BUILTIN_VPCOMGED): Ditto.
3396 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3397 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3399 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3400 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3401 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3402 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3403 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3404 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3405 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3406 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3408 (enum multi_arg_type): New enum for describing the various XOP
3409 intrinsic argument types.
3410 (bdesc_multi_arg): New table for XOP intrinsics.
3411 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3412 (ix86_expand_multi_arg_builtin): New function for creating XOP
3415 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3416 (xop_pmacsww): Ditto.
3417 (xop_pmacssww): Ditto.
3418 (xop_pmacsdd): Ditto.
3419 (xop_pmacssdd): Ditto.
3420 (xop_pmacssdql): Ditto.
3421 (xop_pmacssdqh): Ditto.
3422 (xop_pmacsdql): Ditto.
3423 (xop_pmacsdql_mem): Ditto.
3424 (xop_mulv2div2di3_low): Ditto.
3425 (xop_pmacsdqh): Ditto.
3426 (xop_pmacsdqh_mem): Ditto.
3427 (xop_mulv2div2di3_high): Ditto.
3428 (xop_pmacsswd): Ditto.
3429 (xop_pmacswd): Ditto.
3430 (xop_pmadcsswd): Ditto.
3431 (xop_pmadcswd): Ditto.
3432 (xop_pcmov_<mode>): Ditto.
3433 (xop_pcmov_<mode>256): Ditto.
3434 (xop_phaddbw): Ditto.
3435 (xop_phaddbd): Ditto.
3436 (xop_phaddbq): Ditto.
3437 (xop_phaddwd): Ditto.
3438 (xop_phaddwq): Ditto.
3439 (xop_phadddq): Ditto.
3440 (xop_phaddubw): Ditto.
3441 (xop_phaddubd): Ditto.
3442 (xop_phaddubq): Ditto.
3443 (xop_phadduwd): Ditto.
3444 (xop_phadduwq): Ditto.
3445 (xop_phaddudq): Ditto.
3446 (xop_phsubbw): Ditto.
3447 (xop_phsubwd): Ditto.
3448 (xop_phsubdq): Ditto.
3450 (rotl<mode>3): Ditto.
3451 (rotr<mode>3): Ditto.
3452 (xop_rotl<mode>3): Ditto.
3453 (xop_rotr<mode>3): Ditto.
3454 (vrotr<mode>3): Ditto.
3455 (vrotl<mode>3): Ditto.
3456 (xop_vrotl<mode>3): Ditto.
3457 (vlshr<mode>3): Ditto.
3458 (vashr<mode>3): Ditto.
3460 (xop_ashl<mode>3): Ditto.
3461 (xop_lshl<mode>3): Ditto.
3462 (ashlv16qi3): Ditto.
3463 (lshlv16qi3): Ditto.
3464 (ashrv16qi3): Ditto.
3466 (xop_frcz<mode>2): Ditto.
3467 (xop_vmfrcz<mode>2): Ditto.
3468 (xop_frcz<mode>2256): Ditto.
3469 (xop_maskcmp<mode>3): Ditto.
3470 (xop_maskcmp_uns<mode>3): Ditto.
3471 (xop_maskcmp_uns2<mode>3): Ditto.
3472 (xop_pcom_tf<mode>3): Ditto.
3474 * doc/invoke.texi (-mxop): Add documentation.
3475 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3477 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3480 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3481 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3482 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3484 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3487 * arm.md (peephole2 patterns for move and compare): New.
3489 2009-11-04 Nick Clifton <nickc@redhat.com>
3491 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3492 Make sure that it does not allow CONST_DOUBLEs.
3493 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3494 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3495 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3496 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3497 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3498 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3499 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3500 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3501 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3502 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3503 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3504 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3505 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3506 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3507 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3509 2009-11-04 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/41919
3512 * tree-vrp.c (test_for_singularity): Properly compare values.
3514 2009-11-04 Revital Eres <eres@il.ibm.com>
3516 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3517 Consider peeling for alignment only for stores and remove
3518 redundant assignment.
3520 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3523 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3524 (m68k_ok_for_sibcall_p): Handle different result return locations.
3526 2009-11-04 Richard Guenther <rguenther@suse.de>
3528 * c-opts.c (c_common_post_options): Move LTO option processing
3530 * opts.c (decode_options): ... here.
3532 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3534 * c-common.c (fold_offsetof_1): Use %wd instead of
3535 HOST_WIDE_INT_PRINT_DEC.
3537 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3539 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3542 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3544 * config.gcc (vax-*-linux*): Keep the original contents of
3545 tmake_file while adding vax/t-linux.
3547 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3551 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3552 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3553 (STACK_CHECK_MOVING_SP): Likewise.
3554 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3555 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3556 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3557 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3558 Document PROBE_STACK.
3559 * explow.c (anti_adjust_stack_and_probe): New function.
3560 (allocate_dynamic_stack_space): Do not directly allocate space if
3561 STACK_CHECK_MOVING_SP, instead invoke above function.
3562 (emit_stack_probe): Handle probe_stack insn.
3563 (PROBE_INTERVAL): New macro.
3564 (STACK_GROW_OPTAB): Likewise.
3565 (STACK_GROW_OFF): Likewise.
3566 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3567 loop condition in the small constant case. Rewrite in the general
3568 case to be immune to wraparounds. Make sure the address of probes
3569 is valid. Try to use [base + disp] addressing mode if possible.
3570 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3571 checking is enabled and STACK_CHECK_MOVING_SP.
3572 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3573 return 1 for volatile references to the stack pointer.
3574 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3575 __builtin_alloca if stack checking is enabled.
3576 * unwind-dw2.c (uw_identify_context): Take into account whether the
3577 context is that of a signal frame or not.
3578 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3579 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3581 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3583 PR rtl-optimization/41917
3584 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3585 operand isn't known to be 0, return 1.
3587 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3589 * config/mips/mips.md: Fix typos.
3591 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3593 * doc/invoke.texi: Fix typo.
3595 2009-11-03 Paul Brook <paul@codesourcery.com>
3597 * config/arm/neon.ml (vectype): Add T_floatSF.
3598 (string_of_vectype): Ditto.
3599 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3600 (deftypes): Use float for float32_t.
3601 * config/arm/arm_neon.h: Regenerate.
3603 2009-11-03 Nick Clifton <nickc@redhat.com>
3604 Kevin Buettner <kevinb@redhat.com>
3606 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3607 order of expected registers.
3608 (rx_load_multiple_vector): Likewise.
3609 (rx_rtsd_vector): Likewise.
3610 * config/rx/rx.c (rx_cpu_type): New variable.
3611 (rx_print_operand): Fix bug printing 64-bit constant values.
3612 (rx_emit_stack_pushm): Reverse order of pushed registers.
3613 (gen_rx_store_vector): Likewise.
3614 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3616 (is_exception_func): Rename to is_interrupt_func and only accept
3617 "interrupt" as the attribute name.
3618 (rx_get_stack_layout): Use new function name.
3619 (rx_func_attr_inlinable): Likewise.
3620 (rx_attribute_table): Remove "exception".
3621 (rx_expand_prologue): If necessary push the accumulator register
3622 in the prologue of interrupt functions.
3623 (rx_expand_epilogue): If necessary pop the accumulator.
3624 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3625 (rx_expand_builtin_stz): Remove.
3626 (rx_expand_builtin_mvtipl): New function.
3627 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3628 (rx_expand_builtin): Likewise.
3629 (rx_enable_fpu): New variable.
3630 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3631 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3632 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3633 (enum rx_cpu_types): Define.
3634 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3635 (INCOMING_FRAME_SP_OFFSET): Define.
3636 (ARG_POINTER_CFA_OFFSET): Define.
3637 (FRAME_POINTER_CFA_OFFSET): Define.
3638 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3639 (ALLOW_RX_FPU_INSNS): Define.
3640 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3641 fast_math_flags_set_p.
3642 (UNSPEC_BUILTIN_MVTIPL): Define.
3643 (revl): Rename to bswapsi2.
3644 (bswaphi2): New pattern.
3645 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3646 (mvtaclo): Likewise.
3648 (mvtc): Remove clobber of cc0.
3651 * config/rx/rx.opt (mieee): Remove.
3656 (msave-acc-in-interrupts): Add.
3657 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3658 (MULTILIB_DIRS): Likewise.
3659 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3660 * doc/extend.texi: Remove description of "exception" function
3662 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3663 -msave-acc-in-interrupts options.
3665 2009-11-03 Richard Guenther <rguenther@suse.de>
3667 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3669 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3672 * c-common.c (fold_offsetof_1): Issue errors when the member
3673 designator of the offsetof expression is not legitimate.
3675 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3677 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3678 names instead of numerical constants.
3679 (sse_prologue_save): Ditto.
3680 (*sse_prologue_save_insn): Ditto.
3682 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3686 (TARGET_CALL_ESP): New define.
3687 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3689 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3690 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3691 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3693 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3694 New patterns, use "lsm" as operand 1 constraint.
3695 * config/i386/predicates.md (call_insn_operand): Depend on
3696 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3698 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3700 PR tree-optimization/41857
3701 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3702 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3704 * tree-ssa-address.c (move_hint_to_base): New function.
3705 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3706 address space associated with TYPE.
3707 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3708 most_expensive_mult_to_index. Call move_hint_to_base.
3709 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3710 TYPE to addr_to_parts.
3712 2009-11-02 Martin Jambor <mjambor@suse.cz>
3714 PR tree-optimization/41750
3715 * tree-sra.c (analyze_modified_params): Loop over all
3716 representatives of components of a parameter.
3718 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3720 PR tree-optimization/41841
3721 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3722 local variables of not yet materialized clones.
3725 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3726 for a VOIDmode variable.
3729 * c-pragma.c (visstack): Change into vector of ints rather than
3730 enum symbol_visibility.
3731 (push_visibility): Add kind argument, push default_visibility together
3733 (pop_visibility): Add kind argument, return true if successful, fail
3734 if visibility stack is empty or if stack top is of different kind.
3735 (handle_pragma_visibility): Don't check length of visstack, instead
3736 call pop_visibility and issue diagnostics if it failed. Pass 0
3737 as last argument to push_visibility and pop_visibility.
3738 * c-pragma.h (push_visibility): Add kind argument.
3739 (pop_visibility): Likewise. Return bool instead of void.
3741 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3743 * tree.def (TARGET_MEM_REF): Update comment.
3744 * alias.c (get_alias_set): Retrieve the original memory reference for
3745 a TARGET_MEM_REF before proceeding.
3747 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3749 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3750 frv_function_value_regno_p): New functions.
3751 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3752 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3753 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3754 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3756 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3758 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3759 new 'outgoing' argument.
3760 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3761 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3762 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3763 LIBCALL_VALUE): Remove.
3764 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3765 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3766 (mh10300_function_value_regno_p): Declare.
3768 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3770 * config/arm/cortex-a9.md: New - integer pipeline description.
3772 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3774 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3775 aborting if the sizes of the two references don't match.
3777 2009-10-31 Toon Moene <toon@moene.org>
3779 * ipa-inline.c (cgraph_decide_inlining):
3780 Include reason for not inlining called-once functions in dump file.
3782 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3784 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3785 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3786 (LINK_SPEC): BE_LINK_SPEC added.
3788 2009-10-30 Richard Guenther <rguenther@suse.de>
3791 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3793 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3795 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3796 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3799 2009-10-30 Martin Jambor <mjambor@suse.cz>
3801 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3803 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3806 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3807 first. Move assert on stack_alignment_estimated just before
3808 setting stack_realign_needed.
3809 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3810 Don't call update_stack_boundary.
3812 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3813 (verride_options): Don't check ix86_force_align_arg_pointer here.
3814 (ix86_function_ok_for_sibcall): Use it.
3815 (ix86_update_stack_boundary): Likewise.
3817 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3819 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3821 * arm.md (QHSI): New mode iterator.
3822 (movqi): If generating for thumb, then truncate any immediate to
3824 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3826 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3829 2009-10-29 Cary Coutant <ccoutant@google.com>
3832 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3833 locations in the source).
3834 (store_vcall_insn): New function.
3835 (lookup_vcall_insn): New function.
3836 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3837 (dwarf2out_copy_call_info): New function.
3838 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3839 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3840 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3841 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3842 (debug_nothing_rtx_rtx): New dummy hook.
3843 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3844 (xcoff_debug_hooks): Likewise.
3845 * sdbout.c (sdb_debug_hooks): Likewise.
3846 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3848 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3850 * doc/invoke.texi (mmcount-ra-address): Document new command line
3852 * config/mips/mips.opt (mmcount-ra-address): New option.
3853 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3855 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3857 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3858 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3860 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3861 mips_function_profiler.
3863 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3867 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3868 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3869 * optc-gen.awk (cl_target_option_restore): Include call to
3870 targetm.override_options_after_change.
3871 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3872 * target.h (override_options_after_change): New.
3873 * c-common.c (parse_optimize_options): Call
3874 targetm.override_options_after_change.
3875 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3876 (ia64_override_options_after_change): New.
3877 (ia64_override_options) Add call to above.
3879 2009-10-29 Michael Matz <matz@suse.de>
3881 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3882 (gate_convert_to_rsqrt): Ditto.
3883 (pass_convert_to_rsqrt): Ditto.
3884 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3885 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3888 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3890 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3892 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3895 2009-10-29 Martin Jambor <mjambor@suse.cz>
3897 PR tree-optimization/41775
3898 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3899 (generate_subtree_copies): Do not unshare agg.
3900 (load_assign_lhs_subreplacements): Do not unshare rhs.
3901 (sra_modify_assign): Do not unshare exprs.
3902 (propagate_subacesses_accross_link): Renamed to
3903 propagate_subaccesses_across_link.
3905 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3907 * arm.c (count_insns_for_constant): Rework to support counting for
3908 thumb2 immediates as well.
3909 (find_best_start): Split out from arm_gen_constant.
3910 (arm_gen_constant): Rework to support XOR with immediate.
3912 2009-10-29 Chao-ying Fu <fu@mips.com>
3914 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3916 (mips_expand_synci_loop): Use the length rtx to control the
3917 synci loop from the begin rtx that points to the first byte of
3920 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3922 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3924 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3926 * dbxout.c (dbxout_common_check): Accept non public trees.
3927 * dwarf2out.c (fortran_common): Accept non public trees.
3929 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3931 * common.opt (fuse-linker-plugin): New option.
3932 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3934 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3936 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3938 PR rtl-optimization/39715
3939 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3940 (gen_cstoresi_ltu_thumb1): New splitter.
3942 2009-10-28 Richard Guenther <rguenther@suse.de>
3946 * tree-ssa.c (useless_type_conversion_p): Do not treat
3947 conversions to pointers to incomplete types as useless.
3948 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3951 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3953 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3954 vt_expand_loc unnecessarily when location is not a register nor
3958 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3959 fields don't have DECL_NAME.
3962 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3963 call convert_memory_address on addr.
3966 * config/i386/i386.c (ix86_pic_register_p): Don't call
3967 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3969 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3971 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3972 a variable part from its REG, MEM or VALUE.
3974 2009-10-28 Richard Guenther <rguenther@suse.de>
3976 * gimple.c (gimple_get_alias_set): Fix comment typo.
3978 2009-10-28 Richard Guenther <rguenther@suse.de>
3980 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3981 (free_lang_data): Unconditionally compute alias sets for all
3982 standard integer types. Bail out if gate bailed out previously.
3983 Do not reset the types_compatible_p langhook.
3984 (gate_free_lang_data): Remove.
3985 (struct pass_ipa_free_lang_data): Enable unconditionally.
3986 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3989 2009-10-28 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3993 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3994 (call_may_clobber_ref_p_1): Likewise.
3995 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3996 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3998 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4000 PR rtl-optimization/41812
4003 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4005 * df-problems.c (df_md_scratch): New.
4006 (df_md_alloc, df_md_free): Allocate/free it.
4007 (df_md_local_compute): Only include live registers in init.
4008 (df_md_transfer_function): Prune the in-set computed by
4009 the confluence function, and the gen-set too.
4011 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4013 PR rtl-optimization/39715
4014 * combine.c (simplify_comparison): Use extensions to
4015 widen comparisons. Try an ANDing first.
4017 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4019 PR rtl-optimization/40741
4020 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4021 a small constant is cheap.
4022 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4023 force_reg on the LHS.
4024 (xorsi3): Likewise, and split the XOR if the constant is complex
4025 and not in Thumb mode.
4027 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4029 * expmed.c (emit_store_flag): Check costs before
4030 transforming to the opposite representation.
4032 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4034 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
4035 cstore result to DImode.
4037 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4039 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4040 inside the unspec vector.
4042 2009-10-27 Richard Henderson <rth@redhat.com>
4044 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4046 2009-10-27 Richard Henderson <rth@redhat.com>
4049 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
4050 eh_region_may_contain_throw; update users.
4051 (eh_region_may_contain_throw): New function.
4052 (lower_catch): Check flag_exceptions before creating exception region.
4053 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
4054 (lower_cleanup): Tidy existing flag_exceptions check to match.
4056 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
4059 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4060 * config/i386/mingw.opt: Add fset-stack-executable.
4061 * config/i386/i386.c (ix86_trampoline_init): Make call to
4062 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4063 defined and its value is not zero.
4066 2009-10-27 Richard Guenther <rguenther@suse.de>
4068 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
4069 handle calls to externally visible functions like in regular mode.
4070 (create_variable_info_for): Do not create function infos here.
4071 (have_alias_info): Remove write-only variable.
4072 (solve_constraints): New function split out from common code
4073 in compute_points_to_sets and ipa_pta_execute.
4074 (compute_points_to_sets): Adjust.
4075 (ipa_pta_execute): Likewise. Handle clones and externally visible
4076 functions like in non-IPA mode.
4078 2009-10-27 Jakub Jelinek <jakub@redhat.com>
4081 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4084 2009-10-27 Richard Guenther <rguenther@suse.de>
4086 * tree-complex.c (expand_complex_div_wide): Check for
4087 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4089 2009-10-27 Revital Eres <eres@il.ibm.com>
4091 PR tree-optimization/40648
4092 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4093 Change decision of when to peel for alignment.
4095 2009-10-27 Richard Guenther <rguenther@suse.de>
4098 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4100 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
4103 * fold-const.c (fold_binary_loc): Do not call
4104 protected_set_expr_location.
4106 2009-10-27 Wei Guozhi <carrot@google.com>
4109 * target.h (have_conditional_execution): Add a new target hook
4111 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4112 * targhooks.h (default_have_conditional_execution): Likewise.
4113 * targhooks.c (default_have_conditional_execution): Likewise.
4114 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4115 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4116 (arm_have_conditional_execution): New function.
4117 * ifcvt.c (noce_process_if_block, find_if_header,
4118 cond_exec_find_if_block, dead_or_predicable): Change the usage of
4119 macro HAVE_conditional_execution to a target hook call.
4120 * recog.c (peephole2_optimize): Likewise.
4121 * sched-rgn.c (add_branch_dependences): Likewise.
4122 * final.c (asm_insn_count, final_scan_insn): Likewise.
4123 * bb-reorder.c (HAVE_conditional_execution): Remove it.
4125 2009-10-26 Ben Elliston <bje@au.ibm.com>
4126 Michael Meissner <meissner@linux.vnet.ibm.com>
4127 Ulrich Weigand <uweigand@de.ibm.com>
4129 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4130 * config/spu/spu_cache.h: New file.
4132 * config/spu/cachemgr.c: New file.
4133 * config/spu/cache.S: New file.
4135 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4136 (ADDR_SPACE_EA): Define.
4137 (TARGET_ADDR_SPACE_KEYWORDS): Define.
4138 * config/spu/spu.c (EAmode): New macro.
4139 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4140 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4141 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4142 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4143 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4144 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4145 (TARGET_ASM_SELECT_SECTION): Likewise.
4146 (TARGET_ASM_UNIQUE_SECTION): Likewise.
4147 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4148 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4149 (ea_symbol_ref): New function.
4150 (spu_legitimate_constant_p): Handle __ea qualified addresses.
4151 (spu_addr_space_legitimate_address_p): New function.
4152 (spu_addr_space_legitimize_address): Likewise.
4153 (cache_fetch): New global.
4154 (cache_fetch_dirty): Likewise.
4155 (ea_alias_set): Likewise.
4156 (ea_load_store): New function.
4157 (ea_load_store_inline): Likewise.
4158 (expand_ea_mem): Likewise.
4159 (spu_expand_mov): Handle __ea qualified memory references.
4160 (spu_addr_space_pointer_mode): New function.
4161 (spu_addr_space_address_mode): Likewise.
4162 (spu_addr_space_subset_p): Likewise.
4163 (spu_addr_space_convert): Likewise.
4164 (spu_section_type_flags): Handle "._ea" section.
4165 (spu_select_section): New function.
4166 (spu_unique_section): Likewise.
4167 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4168 and __EA64__ predefined macros.
4169 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4170 -matomic-updates switches.
4172 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4173 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4174 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4175 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4176 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4177 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4178 $(T)cache128k.o): Likewise.
4179 ($(T)libgcc_%.a): Likewise.
4181 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4182 * config/spu/spu.opt (-mea32/-mea64): Add switches.
4183 (-maddress-space-conversion): Likewise.
4184 (-mcache-size=): Likewise.
4185 (-matomic-updates): Likewise.
4186 * doc/invoke.texi (-mea32/-mea64): Document.
4187 (-maddress-space-conversion): Likewise.
4188 (-mcache-size=): Likewise.
4189 (-matomic-updates): Likewise.
4191 2009-10-26 Ben Elliston <bje@au.ibm.com>
4192 Michael Meissner <meissner@linux.vnet.ibm.com>
4193 Ulrich Weigand <uweigand@de.ibm.com>
4195 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4197 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4198 defined, add the named address space keywords.
4199 (c_addr_space_name): New function.
4200 (complete_array_type): Preserve named address space.
4201 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4202 instead of targetm.valid_pointer_mode.
4204 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4205 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4206 (ADDR_SPACE_KEYWORD): New macro.
4207 (c_addr_space_name): Add prototype.
4209 * c-tree.h (struct c_declspecs): Add address_space member.
4210 (declspecs_add_addrspace): Add prototype.
4212 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4214 * c-parser.c (c_parse_init): Add assertion.
4215 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4216 (c_lex_one_token): Handle address space keywords.
4217 (c_token_starts_typename): Likewise.
4218 (c_token_starts_declspecs): Likewise.
4219 (c_parser_declspecs): Likewise.
4220 (c_parser_postfix_expression_after_paren_type): Diagnose compound
4221 literal within function qualified with named address space.
4223 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4224 address space qualifiers.
4225 (shadow_tag_warned): Warn about useless address space qualifiers.
4226 (quals_from_declspecs): Handle address space qualifiers.
4227 (grokdeclarator): Likewise.
4228 (build_null_declspecs): Likewise.
4229 (declspecs_add_addrspace): New function.
4231 * c-typeck.c (addr_space_superset): New function.
4232 (qualify_type): Handle named address spaces.
4233 (composite_type): Likewise.
4234 (common_pointer_type): Likewise.
4235 (comp_target_types): Likewise.
4236 (build_conditional_expr): Likewise.
4237 (handle_warn_cast_qual): Likewise.
4238 (build_c_cast): Likewise.
4239 (convert_for_assignment): Likewise.
4240 (build_binary_op): Likewise.
4241 (pointer_diff): Handle named address spaces. Use intermediate
4242 integer type of sufficient size if required.
4244 2009-10-26 Ben Elliston <bje@au.ibm.com>
4245 Michael Meissner <meissner@linux.vnet.ibm.com>
4246 Ulrich Weigand <uweigand@de.ibm.com>
4248 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4249 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4250 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4252 * target.h (struct target_def): Add pointer_mode, address_mode,
4253 and valid_pointer_mode to addr_space substructure.
4254 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4255 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4256 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4257 (TARGET_ADDR_SPACE_HOOKS): Add them.
4258 * targhooks.c (target_default_pointer_address_modes_p): New function.
4259 * target.h (target_default_pointer_address_modes_p): Add prototype.
4260 * targhooks.c (default_addr_space_pointer_mode): New function.
4261 (default_addr_space_address_mode): Likewise.
4262 (default_addr_space_valid_pointer_mode): Likewise.
4263 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
4264 (default_addr_space_address_mode): Likewise.
4265 (default_addr_space_valid_pointer_mode): Likewise.
4266 * output.h (default_valid_pointer_mode): Move to ...
4267 * targhooks.h (default_valid_pointer_mode): ... here.
4268 * varasm.c (default_valid_pointer_mode): Move to ...
4269 * targhooks.c (default_valid_pointer_mode): ... here.
4271 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4272 instead of targetm.valid_pointer_mode.
4274 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4275 * tree.c (integer_pow2p): Likewise.
4276 (tree_log2): Likewise.
4277 (tree_floor_log2): Likewise.
4278 (signed_or_unsigned_type_for): Support pointer type of different size.
4279 (int_or_pointer_precision): New function.
4280 * tree.h (int_or_pointer_precision): Add prototype.
4281 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4282 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4283 incoming pointer type instead of POINTER_SIZE.
4285 * tree.c (build_pointer_type): Use appropriate pointer mode
4286 instead of ptr_mode.
4287 (build_reference_type): Likewise.
4288 * expr.c (store_expr): Likewise.
4289 (expand_expr_addr_expr): Likewise.
4290 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4291 * cfgexpand.c (expand_debug_expr): Likewise.
4293 * auto-inc-dec.c: Include "target.h".
4294 (try_merge): Use appropriate address mode instead of Pmode.
4295 (find_inc): Likewise.
4296 * combine.c (find_split_point): Likewise.
4297 * cselib.c (cselib_record_sets): Likewise.
4298 * dse.c (replace_inc_dec): Likewise.
4299 (canon_address): Likewise.
4300 * var-tracking.c (replace_expr_with_values): Likewise.
4301 (count_uses): Likewise.
4302 (add_uses): Likewise.
4303 (add_stores): Likewise.
4304 * emit-rtl.c: Include "target.h".
4305 (adjust_address_1): Use appropriate address mode instead of Pmode.
4306 (offset_address): Likewise.
4307 * explow.c (break_out_memory_refs): Likewise.
4308 (memory_address_addr_space): Likewise.
4309 (promote_mode): Likewise.
4310 * expr.c (move_by_pieces): Likewise.
4311 (emit_block_move_via_loop): Likewise.
4312 (store_by_pieces): Likewise.
4313 (store_by_pieces_1): Likewise.
4314 (expand_assignment): Likewise.
4315 (store_constructor): Likewise.
4316 (expand_expr_addr_expr): Likewise.
4317 (expand_expr_real_1): Likewise.
4318 * cfgexpand.c (expand_debug_expr): Likewise.
4319 * ifcvt.c (noce_try_cmove_arith): Likewise.
4320 * regcprop.c (kill_autoinc_value): Likewise.
4321 * regmove.c (try_auto_increment): Likewise.
4322 * reload.c (find_reloads): Likewise.
4323 (find_reloads_address): Likewise.
4324 (find_reloads_address_1): Likewise.
4325 * sched-deps.c: Include "target.h".
4326 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4327 (sched_analyze_2): Likewise.
4328 * sel-sched-dump.c: Include "target.h".
4329 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4330 * stor-layout.c (layout_type): Likewise.
4331 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4332 (multiplier_allowed_in_address_p): Likewise.
4333 (get_address_cost): Likewise.
4334 * varasm.c (make_decl_rtl): Likewise.
4336 * expr.c (expand_assignment): Always convert offsets to appropriate
4338 (store_expr): Likewise.
4339 (store_constructor): Likewise.
4340 (expand_expr_real_1): Likewise.
4342 * reload.h (form_sum): Add MODE argument.
4343 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4344 Update recursive calls.
4345 (subst_indexed_address): Update calls to form_sum.
4347 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4348 * tree-ssa-address.c: Include "target.h".
4349 (templates): Replace by ...
4350 (mem_addr_template_list): ... this new vector.
4351 (TEMPL_IDX): Handle address space numbers.
4352 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4353 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4354 instead of global cache. Update call to gen_addr_rtx.
4355 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4356 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4358 * rtl.h (convert_memory_address_addr_space): Add prototype.
4359 (convert_memory_address): Define as macro.
4360 * explow.c (convert_memory_address): Rename to ...
4361 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4362 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4363 Update recursive calls.
4364 (memory_address_addr_space): Call convert_memory_address_addr_space.
4365 * expmed.c (make_tree): Likewise.
4366 * expr.c (expand_assignment): Likewise.
4367 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4368 (expand_expr_addr_expr): Likewise. Also, update call.
4370 * alias.c (find_base_value): Guard pointer size optimizations.
4371 (find_base_term): Likewise.
4372 * rtlanal.c (nonzero_bits1): Likewise.
4373 (num_sign_bit_copies1): Likewise.
4374 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4376 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4377 (emit-rtl.o): Likewise.
4378 (auto-inc-dec.o): Likewise.
4379 (sched-deps.o): Likewise.
4381 2009-10-26 Ben Elliston <bje@au.ibm.com>
4382 Michael Meissner <meissner@linux.vnet.ibm.com>
4383 Ulrich Weigand <uweigand@de.ibm.com>
4385 * doc/extend.texi (Named Address Spaces): New section.
4386 * coretypes.h (addr_space_t): New type.
4387 (ADDR_SPACE_GENERIC): New define.
4388 (ADDR_SPACE_GENERIC_P): New macro.
4390 * doc/tm.texi (Named Address Spaces): New section.
4391 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4392 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4393 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4394 (TARGET_ADDR_SPACE_CONVERT): Document.
4395 * target.h (struct gcc_target): Add addr_space substructure.
4396 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4397 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4398 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4399 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4400 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4401 (TARGET_INITIALIZER): Initialize addr_space hooks.
4402 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4403 (default_addr_space_legitimize_address): Likewise.
4404 (default_addr_space_subset_p): Likewise.
4405 (default_addr_space_convert): Likewise.
4406 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4407 (default_addr_space_legitimize_address): Likewise.
4408 (default_addr_space_subset_p): Likewise.
4409 (default_addr_space_convert): Likewise.
4411 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4412 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4413 (MEM_ADDR_SPACE): New macro.
4414 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4415 address space memory attribute.
4416 (mem_attrs_htab_hash): Handle address space memory attribute.
4417 (mem_attrs_htab_eq): Likewise.
4418 (set_mem_attributes_minus_bitpos): Likewise.
4419 (set_mem_alias_set): Likewise.
4420 (set_mem_align): Likewise.
4421 (set_mem_expr): Likewise.
4422 (set_mem_offset): Likewise.
4423 (set_mem_size): Likewise.
4424 (adjust_address_1): Likewise.
4425 (offset_address): Likewise.
4426 (widen_memoy_address): Likewise.
4427 (get_spill_slot_decl): Likewise.
4428 (set_mem_attrs_for_spill): Likewise.
4429 (set_mem_addr_space): New function.
4430 * emit-rtl.h (set_mem_addr_space): Add prototype.
4431 * print-rtl.c (print_rtx): Print address space memory attribute.
4432 * expr.c (expand_assignment): Set address space memory attribute
4433 of generated MEM RTXes as appropriate.
4434 (expand_expr_real_1): Likewise.
4435 * cfgexpand.c (expand_debug_expr): Likewise.
4436 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4438 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4439 size of "spare" bitfield.
4440 (TYPE_ADDR_SPACE): New macro.
4441 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4442 (DECODE_QUAL_ADDR_SPACE): Likewise.
4443 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4444 (KEEP_QUAL_ADDR_SPACE): Likewise.
4445 (TYPE_QUALS): Encode type address space.
4446 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4447 * tree.c (set_type_quals): Set type address space.
4448 (build_array_type): Inherit array address space from element type.
4449 * print-tree.c (print_node_brief): Print type address space.
4450 (print_node): Likewise.
4451 * tree-pretty-print.c (dump_generic_node): Likewise.
4453 * explow.c (memory_address): Rename to ...
4454 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4455 Use address-space aware variants of memory address routines.
4456 * recog.c (memory_address_p): Rename to ...
4457 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4458 Use address-space aware variants of memory address routines.
4459 (offsettable_address_p): Rename to ...
4460 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4461 Use address-space aware variants of memory address routines.
4462 * reload.c (strict_memory_address_p): Rename to ...
4463 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4464 Use address-space aware variants of memory address routines.
4465 (maybe_memory_address_p): Rename to ...
4466 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4467 Use address-space aware variants of memory address routines.
4468 * expr.h (memory_address_addr_space): Add prototype.
4469 (memory_address): Define as macro.
4470 * recog.h (memory_address_addr_space_p): Add prototype.
4471 (memory_address_p): Define as macro.
4472 (offsettable_address_addr_space_p): Add prototype.
4473 (offsettable_address_p): Define as macro.
4474 (strict_memory_address_addr_space_p): Add prototype.
4475 (strict_memory_address_p): Define as macro.
4477 * combine.c (find_split_point): Use address-space aware variants
4478 of memory address routines.
4479 * emit-rtl.c (operand_subword): Likewise.
4480 (change_address_1): Likewise.
4481 (adjust_address_1): Likewise.
4482 (offset_address): Likewise.
4483 * expr.c (emit_move_insn): Likewise.
4484 (expand_assignment): Likewise.
4485 (expand_expr_real_1): Likewise.
4486 * recog.c (verify_changes): Likewise.
4487 (general_operand): Likewise.
4488 (offsettable_memref_p): Likewise.
4489 (offsettable_nonstrict_memref_p): Likewise.
4490 (constrain_operands): Likewise.
4491 * reload.c (get_secondary_mem): Likewise.
4492 (find_reloads_toplev): Likewise.
4493 (find_reloads_address): Likewise.
4494 (find_reloads_subreg_address): Likewise.
4495 * reload1.c (reload): Likewise.
4496 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4497 * rtl.h (address_cost): Add ADDRSPACE argument.
4498 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4499 aware variant of memory address routines.
4500 * loop-invariant.c (create_new_invariant): Update address_cost call.
4501 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4502 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4503 Use address-space aware variant of memory address routines.
4504 (propagate_rtx_1): Update call to should_replace_address.
4505 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4507 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4508 ADDRSPACE argument. Use per-address-space instead of global cache.
4509 Use address-space aware variant of memory address routines.
4510 (get_address_cost): Likewise.
4511 (get_computation_cost_at): Update calls.
4512 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4513 Use address-space aware variant of memory address routines.
4514 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4515 (most_expensive_mult_to_index): Update call to
4516 multiplier_allowed_in_address_p.
4518 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4519 attribute to indicate named address spaces.
4521 * varasm.c (get_variable_section): DECLs in named address spaces
4524 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4525 for addresses in a non-generic address space.
4527 * expr.c (emit_block_move_hints): Do not use libcalls for
4528 memory in non-generic address spaces.
4529 (clear_storage_hints): Likewise.
4530 (expand_assignment): Likewise.
4532 * fold-const.c (operand_equal_p): Expressions refering to different
4533 address spaces are not equivalent.
4535 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4536 spaces are not equivalent.
4537 (rtx_equal_p): Likewise.
4538 * cse.c (exp_equiv_p): Likewise.
4539 * jump.c (rtx_renumbered_equal_p): Likewise.
4540 * reload.c (operands_match_p): Likewise.
4542 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4543 address spaces may alias.
4544 (true_dependence): Likewise.
4545 (canon_true_dependence): Likewise.
4546 (write_dependence_p): Likewise.
4548 * dse.c (canon_address): Handle named address spaces.
4549 * ifcvt.c (noce_try_cmove_arith): Likewise.
4551 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4552 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4553 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4554 to handle conversions between different address spaces.
4555 * fold-const.c (fold_convert_loc): Likewise.
4556 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4557 * tree-pretty-print.c (dump_generic_node): Likewise.
4558 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4559 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4560 * tree-inline.c (estimate_operator_cost): Likewise.
4561 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4562 to different address spaces are not useless.
4564 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4567 * cfgcleanup.c (trivially_empty_bb_p): New function.
4568 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4571 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4572 add_name_and_src_coords_attributes, gen_namespace_die,
4573 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4575 2009-10-26 Nick Clifton <nickc@redhat.com>
4577 * config.gcc: Add support for RX target.
4578 * config/rx: New directory.
4579 * config/rx/constraints.md: New file.
4580 * config/rx/predicates.md: New file.
4581 * config/rx/rx.c: New file.
4582 * config/rx/rx.h: New file.
4583 * config/rx/rx.md: New file.
4584 * config/rx/rx.opt: New file.
4585 * config/rx/rx-protos.h: New file.
4586 * config/rx/t-rx: New file.
4587 * doc/extend.texi: Document RX function attributes.
4588 * doc/invoke.texi: Document RX specific command line options.
4589 * doc/contrib.texi: Document RX contribution.
4590 * doc/md.texi: Document RX constraints.
4591 * doc/install.texi: Document RX support.
4593 2009-10-26 Michael Matz <matz@suse.de>
4595 PR tree-optimization/41783
4596 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4597 case for simple diamonds.
4598 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4599 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4600 argument, use alias oracle to skip some vdefs.
4601 (phi_translate_1): Change call to above, don't allocate new
4602 value ids if they can stay the same.
4603 (compute_avail): Allow vuse walking when looking up references.
4605 2009-10-26 Richard Guenther <rguenther@suse.de>
4607 PR tree-optimization/41826
4608 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4609 access to re-allocated vector fields.
4611 2009-10-26 Richard Guenther <rguenther@suse.de>
4613 * graphite-sese-to-poly.c (check_poly_representation): Fix
4614 compile without checking.
4616 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4619 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4620 * gimplify.c (tree_should_carry_location_p,
4621 tree_annotate_one_with_location,tree_annotate_all_with_location):
4622 Remove obsolete functions.
4624 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4627 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4629 2009-10-25 Richard Guenther <rguenther@suse.de>
4631 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4632 Stream DECL_RESTRICTED_P.
4633 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4635 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4637 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4638 a note when expanding to nothing.
4640 2009-10-25 Richard Guenther <rguenther@suse.de>
4643 * tree.c (find_decls_types_r): Deal with Java overloading
4644 BINFO_VIRTUALS for its own purpose.
4646 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4648 * config/mips/predicates.md (hilo_operand): New predicate.
4649 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4650 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4651 splitter part from here ...:
4652 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4653 op0 and op4 to match the DINS case.
4654 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4656 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4659 * avr.md (QIDI): Add new mode iterator.
4660 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4661 patterns for all QI thru DI modes combinations.
4662 (sbrx_and_branch<mode>): Create new and based bit test and jump
4663 patterns for QI thru SI modes.
4664 avr.c (avr_out_sbxx_branch): Use only bit number.
4666 2009-10-24 Jan Hubicka <jh@suse.cz>
4668 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4670 (analyze_function): When analyzing noreturn nothrow call, do not
4671 compute written stats; free bitmaps of vars early if possible.
4672 (generate_summary): Only update bitmaps if computed.
4673 (propagate): Only dump bitmaps if computed.
4674 (ipa_reference_read_summary): Fix pasto.
4676 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4678 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4679 (aliasing_component_refs_p): ...this. Return true if there is no
4680 common base and the base access types have the same alias set.
4681 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4682 (indirect_refs_may_alias_p): Likewise.
4684 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4687 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4688 a C_MAYBE_CONST_EXPR.
4690 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4693 * config/rs6000/rs6000.c (struct machine_function): Add
4694 vsx_or_altivec_used_p to record if vector types are used.
4695 (rs6000_expand_to_rtl_hook): Rename from
4696 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4697 any vector operations, so if there are, we can set VRSAVE to
4698 non-zero when only floating point vector registers are used.
4699 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4700 (rs6000_check_vector_mode): Inner function to check if vector
4701 types are used in the code.
4702 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4703 vector instructions are used.
4705 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4706 Indicate that VSX registers which overlap floating point
4707 registers, can't be used across a call, since the ABI only states
4708 the scalar part of the register will be saved and restored.
4710 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4713 * alias.c (get_alias_set): Call langhook before returning 0 for
4714 types with structural equality.
4715 * c-common.c (c_common_get_alias_set): Use alias set of element
4716 type for arrays with structural comparison.
4718 2009-10-23 Richard Guenther <rguenther@suse.de>
4721 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4722 gimple_call_nothrow_p.
4724 2009-10-23 Richard Guenther <rguenther@suse.de>
4726 PR tree-optimization/41778
4727 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4728 redundancy along a path in the CFG we want to optimize for speed
4729 is going to be removed.
4730 (execute_pre): Do partial-PRE only if the function is to be
4731 optimized for speed.
4732 (gate_pre): Do not turn off all of PRE when not optimizing a
4735 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4737 * builtins.c (fold_builtin_cabs): Use validate_arg().
4738 (fold_builtin_cexp): Fix if-logic.
4739 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4741 2009-10-22 Jeff Law <law@redhat.com>
4743 * ira-lives.c (process_single_reg_class_operands): Update the
4744 hard reg costs for all the hard registers desired by the
4745 single reg class operand.
4747 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4749 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4750 for rtxes that aren't handled specially.
4752 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4754 * rtl.h (shallow_copy_rtvec): Declare.
4755 * rtl.c (shallow_copy_rtvec): New function.
4756 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4757 rtx field if the subrtx has changed.
4759 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4761 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4762 (m32c_function_value): Make static, add new 'outgoing' argument.
4763 (m32c_libcall_value): Make static, add new 'fun' argument.
4764 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4765 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4766 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4767 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4768 (m32c_function_value, m32c_libcall_value): Delete declaration.
4770 2009-10-22 Diego Novillo <dnovillo@google.com>
4772 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4774 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4776 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4779 2009-10-22 Richard Guenther <rguenther@suse.de>
4781 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4782 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4783 (lto_symtab_merge): Do not merge cgraph nodes here.
4784 (lto_symtab_resolve_can_prevail_p): Simplify.
4785 (lto_symtab_resolve_symbols): Store cgraph node.
4786 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4787 functions from the symtab.
4788 (lto_symtab_merge_cgraph_nodes_1): New function.
4789 (lto_symtab_merge_cgraph_nodes): Likewise.
4791 2009-10-22 Richard Guenther <rguenther@suse.de>
4794 * lto-streamer-out.c (lto_output_location): Stream the
4796 * lto-streamer-in.c (lto_input_location): Likewise.
4798 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4800 * cfgloopmanip.c (duplicate_subloops): Export.
4801 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4802 (transform_to_exit_first_loop): Duplicate bbs starting from
4803 header up to loop->latch instead of exit->src.
4804 Initialize control variable to the correct number of iterations.
4805 (gather_scalar_reductions): Do not register double reductions.
4806 (parallelize_loops): Dump which loop is tested.
4807 Indicate whether the parallelized loop is inner or not.
4808 Remove the innermost-loop requirement.
4809 * cfgloop.h (duplicate_subloops): Export.
4810 * tree-cfg.c (add_phi_args_after_redirect): New function.
4811 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4812 Call duplicate_subloops.
4813 Update number of iterations at the exit condition.
4814 Don't redirect nexits always to the loop exit.
4815 Redirect copied edges from latch to the loop exit.
4817 2009-10-22 Jan Hubicka <jh@suse.cz>
4819 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4821 * ipa-inline.c (cgraph_mark_inline_edge,
4822 cgraph_decide_inlining_of_small_function,
4823 cgraph_decide_inlining, inline_read_summary): Disable indirect
4824 inlining for WPA for time being.
4826 PR tree-optimize/40556
4827 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4829 2009-10-22 Richard Guenther <rguenther@suse.de>
4831 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4832 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4834 2009-10-22 Jan Hubicka <jh@suse.cz>
4837 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4839 (check_call): Handle only indirect calls.
4840 (propagate_bits): Update comment.
4841 (write_node_summary_p): Turn bogus check to assert.
4842 (ipa_reference_write_summary): Stream calls_read_all properly.
4843 (ipa_reference_read_summary): Stream in calls_read_all properly.
4844 (read_write_all_from_decl): New function.
4845 (propagate): Handle OVERWRITABLE nodes and external calls here.
4846 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4848 (analyze_function): Do not check visibility here.
4849 (add_new_function): We summary OVERWRITABLE too.
4850 (generate_summary): Stream OVERWRITABLE nodes too.
4851 (propagate): Handle external calls and OVERWRITABLE nodes here.
4852 (local_pure_const): Check visibility here.
4854 2009-10-22 Jan Hubicka <jh@suse.cz>
4856 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4857 (pass_ipa_cp): Register them.
4858 (ipcp_init_stage): Analyze all functions for whopr/lto.
4859 (ipcp_propagate_stage): Skip external calls.
4860 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4861 * ipa-reference.c (write_node_summary_p): Fix thinko about
4863 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4864 when in ltrans, skip executing of ipa passes since everything
4865 should've been done.
4866 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4867 (inline_generate_summary): Likewise.
4868 (inline_read_summary): New function.
4869 (inline_write_summary): New function.
4870 (pass_ipa_inline): Register new hooks.
4871 * ipa-prop.c: Inlcude lto-streamer.h
4872 (ipa_edge_args_vector): Update declaration.
4873 (ipa_count_arguments, ipa_compute_jump_functions,
4874 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4875 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4876 ipa_read_node_info): New static functions.
4877 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4878 (duplicate_array): Use xmalloc.
4879 (duplicate_ggc_array): New.
4880 (ipa_edge_duplication_hook): Use it.
4881 (ipa_update_after_lto_read): New function.
4882 * ipa-prop.h (ipa_prop_write_jump_functions,
4883 ipa_prop_read_jump_functions): Declare.
4884 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4885 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4886 (ipa_edge_args_vector): Move into GGC.
4887 (ipa_check_create_edge_args): Update.
4888 (ipa_update_after_lto_read): New.
4889 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4891 (ipa_read_summaries): When in ltrans, so not read summaries.
4892 * lto-streamer.c (lto_get_section_name): Add
4893 LTO_section_jump_functions.
4894 * lto-streamer.h (LTO_section_jump_functions): New section.
4895 (produce_asm): Declare.
4896 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4897 * lto-streamer-out.c (produce_asm): Export.
4898 * lto-streamer-in.c: Include tree-pass.h
4899 (input_function): Free dominance info when done.
4900 (lto_read_body): Push ipa_inline in ltrans stage.
4901 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4902 * Makefile.in (GTFILES): Add ipa-prop.h
4904 2009-10-22 Matthias Klose <doko@ubuntu.com>
4906 * doc/install.texi: Document --enable-browser-plugin.
4908 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4910 * doc/invoke.texi (fira-loop-pressure): Update default value.
4911 * opts.c (decode_options): Remove default value setting for
4912 flag_ira_loop_pressure.
4913 * config/ia64/ia64.c (ia64_override_options): Set
4914 flag_ira_loop_pressure up for -O3.
4915 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4917 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4919 PR tree-optimization/41497
4920 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4921 chrec_dont_know if the evolution function returned by follow_ssa_edge
4922 is constant in the analyzed loop and is not compatible with the
4923 initial value before the loop.
4924 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4926 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4928 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4930 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4933 * doc/invoke.texi: Document -print-multi-os-directory.
4935 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4938 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4939 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4940 when darwin_emit_unwind_label is used.
4942 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4944 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4947 2009-10-20 Richard Henderson <rth@redhat.com>
4949 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4950 before emit_post_landing_pad.
4952 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4954 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4955 Use when calling rtx_costs.
4956 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4957 global optimize_size. Pass speed to mips_binary_cost.
4959 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4961 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4964 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4966 * rtl.h (simplify_replace_fn_rtx): Declare.
4967 (wrap_constant, unwrap_constant): Delete.
4968 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4969 (expand_debug_expr): Don't call wrap_constant.
4970 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4971 (auto_adjust_pair): Fold into...
4972 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4973 Just return a new value.
4974 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4975 otherwise use simplify_replace_rtx.
4976 * cselib.c (wrap_constant): Reinstate old definition.
4977 (cselib_expand_value_rtx_1): Don't wrap constants.
4978 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4979 simplify_replace_rtx.
4980 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4981 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4982 Use simplify_replace_rtx.
4983 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4985 (simplify_replace_rtx): ...here. Turn into a wrapper for
4986 simplify_replace_fn_rtx.
4987 (simplify_unary_operation): Don't unwrap CONSTs.
4988 * var-tracking.c (check_wrap_constant): Delete.
4989 (vt_expand_loc_callback): Don't call it.
4990 (vt_expand_loc): Likewise.
4992 2009-10-20 Pascal Obry <obry@adacore.com>
4993 Eric Botcazou <ebotcazou@adacore.com>
4995 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4997 2009-10-20 Michael Matz <matz@suse.de>
4999 * loop-invariant.c (create_new_invariant): Use different magic number.
5001 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
5004 * arm.c (arm_override_options): Forcibly disable hot/cold block
5007 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5010 * haifa-sched.c (try_ready): Skip debug deps updating speculation
5013 2009-10-20 Richard Guenther <rguenther@suse.de>
5015 * ggc-page.c: Include cfgloop.h.
5016 (struct max_alignment): Drop long double, add void *.
5017 (extra_order_size_table): Add low non-power-of-two multiples
5018 of MAX_ALIGNMENT. Drop small type-based entries, add
5019 tree_type, cgraph_node and loop.
5020 * alloc-pool.c (struct allocation_object_def): Drop long double
5023 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5026 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5027 referenced just in DEBUG_INSNs.
5029 2009-10-20 Richard Guenther <rguenther@suse.de>
5032 * gimple.c (gimple_register_type): Make sure we register
5033 the types main variant first.
5035 2009-10-20 Richard Guenther <rguenther@suse.de>
5037 * gimple.c (gimple_types_compatible_p): Simplify. Move
5038 cheap checks before hashtable queries. Add checks for
5039 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5041 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
5043 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5044 without size or with size that can't be represented as a host integer.
5046 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5048 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5049 the removal of a debug stmt as a significant change.
5051 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
5053 * config/s390/s390.md: Added agen condition to operand
5054 forwarding bypasses. Added bypass for early address generation
5055 use of int results. Updated comments.
5057 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
5059 * config/i386/i386.c: Remove signal.h #include.
5061 2009-10-20 Jie Zhang <jie.zhang@analog.com>
5063 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5064 * doc/rtl.texi: Document ss_abs.
5066 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5068 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5069 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
5070 instead of C_LEX_RAW_STRINGS.
5071 (lex_string): Handle CPP_UTF8STRING.
5072 * c-parser.c (c_parser_postfix_expression): Likewise.
5073 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5074 (C_LEX_STRING_NO_JOIN): ... this.
5076 2009-10-19 Anatoly Sokolov <aesok@post.ru>
5078 * config/cris/cris.c (cris_function_value, cris_libcall_value,
5079 cris_function_value_regno_p): New functions.
5080 (cris_promote_function_mode): Update comment.
5081 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5082 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5083 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5084 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5086 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5088 * unwind-dw2.c (execute_stack_op): Fix operand order for
5089 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5091 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
5093 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
5094 (lower_stmt) <GIMPLE_BIND>: Add comment.
5095 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5097 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5098 Otherwise lower it and set cannot_fallthru to true.
5099 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5100 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5101 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5102 to true for a noreturn call. Do not remove statements.
5103 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5104 Set cannot_fallthru to false on function exit.
5105 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5106 <GIMPLE_ASSIGN>: Remove.
5108 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5110 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5112 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5114 * config/s390/s390.c (s390_z10_optimize_cmp): Use
5115 next/prev_active_insn to skip DEBUG_INSNs as well.
5117 2009-10-19 Joseph Myers <joseph@codesourcery.com>
5119 * config/arm/arm.c (output_move_neon): Use DImode in call to
5122 2009-10-19 Matthias Klose <doko@ubuntu.com>
5125 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5127 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5129 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5131 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5134 * optabs.c (expand_binop): Make mode of shift count expression mode
5135 of shift count not target.
5138 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5140 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5141 case. Force using values to replace references within the statement.
5142 (convert_local_reference_stmt): Likewise.
5144 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5146 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5147 remove a subsequent GOTO or RETURN statement.
5149 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
5151 * config/avr.md (*movqi): Add zero as equally preferable constraint
5152 as general register.
5155 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5157 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5159 2009-10-17 Richard Guenther <rguenther@suse.de>
5161 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5163 2009-10-17 Richard Guenther <rguenther@suse.de>
5165 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5166 operands in COMPONENT_REFs.
5168 2009-10-17 Anatoly Sokolov <aesok@post.ru>
5170 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5171 if not defined. Change type of second argument to const_rtx.
5172 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5174 * targhooks.h (default_libcall_value): Update prototype.
5175 * target.h (struct gcc_target): Change type of second argument of
5176 libcall_value to const_rtx.
5177 * config/arm/arm.c (arm_libcall_value): Change type of second argument
5179 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5180 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
5182 2009-10-17 Jakub Jelinek <jakub@redhat.com>
5185 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5186 * cgraphunit.c (cgraph_optimize): Call it.
5187 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5188 (dwarf2out_assembly_start): ... here. New hook.
5189 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5190 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5192 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5193 * sdbout.c (sdb_debug_hooks): Likewise.
5194 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5195 (vmsdbgout_assembly_start): New hook.
5197 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5199 * rtl.h (RTL_LOCATION): Fix typo.
5201 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5203 * print-rtl.c (print_rtx): Print locators in asm_operands
5206 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5209 * sched-deps.c (depl_on_debug_p): New.
5210 (attach_dep_link): Reject debug deps before nondebug deps.
5211 (add_to_deps_list): Insert debug deps after nondebug deps.
5212 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
5214 (sd_add_dep): Do not reject debug deps.
5215 (add_insn_mem_dependence): Don't count debug deps.
5216 (remove_from_deps): Likewise.
5217 (sched_analyze_2): Set up mem deps on debug insns.
5218 (sched_analyze_insn): Record reg uses for deps on debug insns.
5219 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
5220 try_ready nondebug insn after debug insn.
5221 * ddg.c (create_ddg_dep_from_intra_loop_link,
5222 create_ddg_dep_no_link): Don't reject debug deps.
5224 2009-10-16 Richard Guenther <rguenther@suse.de>
5226 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5227 (maybe_merge_incomplete_and_complete_type): Likewise.
5228 (lto_symtab_merge): Do not call them. Do not warn for
5229 complete vs. incomplete compatible types.
5230 (lto_symtab_merge_decls_2): Simplify.
5231 * gimple.c (gimple_force_type_merge): Remove.
5232 (gimple_types_compatible_p): Make it static.
5233 * gimple.h (gimple_force_type_merge): Remove.
5234 (gimple_types_compatible_p): Likewise.
5236 2009-10-16 Jakub Jelinek <jakub@redhat.com>
5238 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5239 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5241 2009-10-16 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/41728
5244 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5245 if fold_stmt did anything.
5247 2009-10-16 Richard Guenther <rguenther@suse.de>
5250 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5251 (maybe_fixup_handled_component): New function.
5252 (input_gimple_stmt): Fixup mismatched decl replacements.
5254 2009-10-16 Richard Guenther <rguenther@suse.de>
5257 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5258 the same as VAR_DECL.
5260 2009-10-16 Richard Guenther <rguenther@suse.de>
5262 * gimple.c (iterative_hash_gimple_type): For integer types
5263 also hash their minimum and maximum values and the string flag.
5264 For array types hash their domain and the string flag.
5266 2009-10-16 Richard Guenther <rguenther@suse.de>
5268 * gimple.c (gimple_types_compatible_p): Restrict completing
5269 types to record or unions. Simplify completion.
5270 Do not merge records or unions with different
5271 TYPE_STRUCTURAL_EQUALITY_P tag.
5272 (iterative_hash_gimple_type): Restrict non-recursing into
5273 pointer targets for records and unions.
5275 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5278 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5279 * dwarf2out.c (mem_loc_descriptor): Don't handle
5280 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5281 punt if it is not lowpart subreg or if inner mode isn't
5284 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5286 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5287 investigating previous or next insns.
5289 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5291 * tree-sra.c (build_ref_for_offset_1): Update comment.
5293 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5295 * config/s390/s390.md (atype): Added missing values.
5297 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5300 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5301 (casesi64p): Update pattern to reflect above.
5303 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5305 PR rtl-optimization/41697
5306 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5308 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5311 * config/rs6000/predicates.md: Update copyright year.
5312 * config/rs6000/altivec.md: Ditto.
5314 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5315 (MD_INCLUDES): Add a2.md.
5317 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5318 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5319 (builtin_classify): New static vector to classify various builtins
5320 to get the tree attributes correct.
5321 (def_builtin): Set the attributes of builtins based on what the
5322 builtin does (i.e. memory operation, floating point, saturation
5323 need special attributes, others are pure functions).
5325 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5327 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5328 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5329 RS6000_BUILTIN_COUNT.
5330 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5331 MAX_RS6000_BUILTINS.
5333 * config/rs6000/rs6000-builtin.def: New file that combines the
5334 builtin enumeration name and attributes.
5336 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5338 * config/i386/linux.h (ASM_SPEC): Add --32.
5340 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5342 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5343 and DW_TAG_template_alias.
5344 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5345 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5346 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5347 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5348 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5349 and DW_AT_GNU_odr_signature.
5350 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5351 DW_FORM_flag_present and DW_FORM_ref_sig8.
5352 (output_signature): Only print name on the first byte.
5353 (output_die): Likewise for dw_val_class_data8.
5355 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5357 * doc/invoke.texi: Clarify that most optimizations are not enabled
5360 2009-10-15 Richard Guenther <rguenther@suse.de>
5363 * gimple.c (compare_type_names_p): Handle anonymous names
5364 differently based on new mode argument.
5365 (gimple_types_compatible_p): For structs also compare the tags.
5366 (iterative_hash_type_name): Rename to ...
5367 (iterative_hash_name): ... this. Hash all names.
5368 (iterative_hash_gimple_type): Fix hashing the struct tag of
5369 pointer targets. Hash field decl names.
5371 2009-10-15 Richard Guenther <rguenther@suse.de>
5374 * gimple.c (gimple_get_alias_set): Avoid recursing on
5375 invalid type topology.
5377 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5379 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5381 2009-10-15 Richard Guenther <rguenther@suse.de>
5383 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5385 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5387 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5388 add --with-tune{,-32,-64} configured default for -mtune if explicit
5391 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5393 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5395 2009-10-14 DJ Delorie <dj@redhat.com>
5397 * config/h8300/h8300.c (F): New.
5399 (h8300_emit_stack_adjustment): Call them.
5401 (h8300_push_pop): Likewise.
5402 (h8300_expand_prologue): Likewise.
5403 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5404 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5405 (INCOMING_RETURN_ADDR_RTX): Define.
5406 (INCOMING_FRAME_SP_OFFSET): Define.
5407 (DWARF_CIE_DATA_ALIGNMENT): Define.
5409 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5411 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5412 fields in builtin structs.
5413 (finalize_record_size): Likewise.
5415 2009-10-14 Richard Guenther <rguenther@suse.de>
5417 * gimple.c (gtc_ob): New global.
5418 (struct type_pair_d): Replace pointers with type UIDs.
5419 (type_pair_hash): Adjust.
5420 (type_pair_eq): Likewise.
5421 (lookup_type_pair): Likewise. Allocate from an obstack.
5422 (gimple_force_type_merge): Adjust.
5423 (gimple_types_compatible_p): Likewise.
5424 (free_gimple_type_tables): Free the obstack.
5426 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5428 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5429 stmts setting DEBUG_EXPR_DECLs.
5431 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5432 Don't crash if mode1 is VOIDmode.
5434 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5436 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5437 * params.h (IRA_LOOP_RESERVED_REGS): New.
5438 * tree-pass.h (pass_subregs_of_mode_init,
5439 pass_subregs_of_mode_finish): Remove.
5440 * passes.c (pass_subregs_of_mode_init,
5441 pass_subregs_of_mode_finish): Remove.
5442 (pass_reginfo_init): Move before loop optimizations.
5443 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5444 * common.opt (fira-loop-pressure): New.
5445 * toplev.h (flag_ira_loop_pressure): New.
5446 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5447 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5448 Make external and void type functions.
5449 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5450 pass_subregs_of_mode_finish): Remove.
5451 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5452 * regmove.c: Include ira.h.
5453 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5454 register pressure calculation in loops.
5455 * loop-invariant.c: Include REGS_H and ira.h.
5456 (struct loop_data): New members max_reg_pressure, regs_ref, and
5458 (struct invariant): New member orig_regno.
5459 (curr_loop): New variable.
5460 (find_exits): Initialize regs_ref and regs_live.
5461 (create_new_invariant): Initialize orig_regno.
5462 (get_cover_class_and_nregs): New.
5463 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5464 array. Add code for flag_ira_loop_pressure.
5465 (gain_for_invariant): Make new_regs an array. Add code for
5466 flag_ira_loop_pressure.
5467 (best_gain_for_invariant): Ditto.
5468 (set_move_mark): New parameter gain. Use it for debugging output.
5469 (find_invariants_to_move): Make regs_needed and new_regs an array.
5470 Add code for flag_ira_loop_pressure.
5471 (move_invariant_reg): Set up orig_regno.
5472 (move_invariants): Set up reg classes for pseudos for
5473 flag_ira_loop_pressure.
5474 (free_loop_data): Clear regs_ref and regs_live.
5475 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5476 get_regno_cover_class, change_pressure, mark_regno_live,
5477 mark_regno_death, mark_reg_store, mark_reg_clobber,
5478 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5479 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5480 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5481 register pressure calculation in loops if new regs were added.
5482 Call finish_subregs_of_mode.
5483 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5484 * Makefile.in (loop-invariant.o): Add ira.h.
5486 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5488 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5490 2009-10-14 Richard Guenther <rguenther@suse.de>
5492 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5493 (lto_symtab_merge): ... here. Rewrite both to take the
5494 prevailing and a to-be-merged entry and to queue diagnostics properly.
5495 (lto_symtab_resolve_replaceable_p): New predicate for
5497 (lto_symtab_resolve_can_prevail_p): Likewise.
5498 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5499 handles merging commons by choosing the largest decl. Fold
5500 in code that gives ODR errors.
5501 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5503 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5504 case of no prevailing decl here. Diagnose mismatches
5505 in object types here. Drop all but the prevailing decls.
5506 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5507 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5508 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5510 2009-10-14 Richard Guenther <rguenther@suse.de>
5513 * lto-streamer-in.c (input_bb): Replace debug stmts with
5514 nops instead of dropping them.
5516 2009-10-14 Nick Clifton <nickc@redhat.com>
5518 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5519 in situations where it is being used as a minus symbol.
5520 * gcc/doc/tm.texi: Likewise.
5521 * gcc/doc/md.texi: Likewise.
5523 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5525 PR preprocessor/41543
5526 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5527 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5528 * tree.c: Include intl.h.
5529 (expand_location): Handle BUILTINS_LOCATION.
5530 * Makefile.in (tree.o): Depend on intl.h.
5533 * dwarf2out.c (dwarf2out_var_location): Always clear
5534 last_postcall_label when changing last_label.
5536 2009-10-14 Pascal Obry <obry@adacore.com>
5538 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5539 (process_command): Handle -E as done with -c and -S. Do not add
5540 the target executable suffix to the output file when -E is used.
5541 (main): Adjust error message accordingly.
5543 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5549 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5551 (tree_code_size): Likewise.
5553 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5555 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5556 * real.h (HAVE_mpc_arc): Define.
5558 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5560 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5561 (struct builtin_description): Add fndecl field.
5562 (bdesc): Remove const qualifier. Update initializer.
5563 (sh_media_init_builtins): Remove const qualifier for d. Record
5564 the result of add_builtin_function to the fndecl field.
5565 (sh_builtin_decl): New.
5566 (sh_media_builtin_decl): New.
5568 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5571 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5572 requests between special registers.
5574 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5576 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5578 2009-10-13 Richard Henderson <rth@redhat.com>
5580 PR tree-optimization/41377
5581 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5582 (cleanup_empty_eh_merge_phis): New change_region parameter;
5583 pass it on to redirect_eh_edge_1. Update callers.
5584 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5585 at the destination block.
5587 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5589 * passes.c (register_pass): Replaced gcc_unreachable by
5590 fatal_error on failure. Mentions plugins in comments & messages.
5592 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5595 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5596 * sched-vis.c (print_value): Use it.
5597 * cselib.c (cselib_hash_rtx): Likewise.
5598 * print-rtl.c (print_rtx): Likewise.
5599 * cfgexpand.c (expand_debug_rtx): Likewise.
5600 * var-tracking.c (vt_expand_loc_callback): Likewise.
5602 2009-10-13 Richard Guenther <rguenther@suse.de>
5605 * opts.c (handle_option): Split out code to handle setting
5606 the options flag var ...
5607 (set_option): ... here.
5608 * opts.h (set_option): Declare.
5609 * lto-opts.c (register_user_option_p): Include -fexceptions
5610 and all position independent code variants.
5611 (handle_common_option): Remove.
5612 (lto_reissue_options): Use set_option.
5614 2009-10-13 Martin Jambor <mjambor@suse.cz>
5616 PR tree-optimization/41661
5617 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5618 that are tcc_comparisons or do not change the type in any
5620 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5621 folding tcc_comparison operations.
5623 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5625 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5628 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5634 * tree.def (DEBUG_EXPR_DECL): New.
5635 * rtl.def (DEBUG_EXPR): New.
5636 * gengtype.c (adjust_field_rtx_def): Handle it.
5637 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5638 (insert_debug_temp_for_var_def): ... this. Drop support for
5639 moving. Take iterator for def stmt; insert debug stmt before it.
5640 Scan early for use count and kind in debug stmts.
5641 (propagate_defs_into_debug_stmts): Rename to...
5642 (insert_debug_temps_for_defs): ... this. Likewise.
5643 * tree.h (DEBUG_TEMP_UID): New.
5644 * tree.c (next_debug_decl_uid): New.
5645 (make_node_stat): Count debug decls separately.
5646 (copy_node_stat): Likewise.
5647 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5648 * var-tracking.c (dv_is_decl_p): Recognize it.
5649 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5650 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5651 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5652 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5653 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5654 (cselib_hash_rtx): Likewise.
5655 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5656 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5658 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5659 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5660 * rtl.c (copy_rtx): Likewise.
5661 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5662 * print-rtl.c (print_rtx): Likewise.
5663 * sched-vis.c (print_value): Likewise.
5664 (print_insn): Handle DEBUG_EXPR_DECL.
5665 * tree-dump.c (dequeue_and_dump): Likewise.
5666 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5667 * gimple-iterator (gsi_replace): Check for same lhs.
5668 (gsi_remove): Insert debug temps.
5669 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5670 (move_computations_stmt): Drop explicit propagation into debug stmts.
5671 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5672 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5673 * tree-ssa-sink.c (statement_sink_location): Likewise.
5674 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5675 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5676 * tree-flow.h: Likewise.
5677 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5678 debug temps without values.
5679 (eliminate_unnecessary_stmts): Don't discard just-inserted
5682 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5685 * config/cris/cris.md (andu): Check that operand 1 is one of the
5686 general registers. Fix typo in head comment.
5688 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5690 * config/i386/i386.md (vswapmov): New.
5691 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5692 (ix86_function_ms_hook_prologue): New.
5693 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5694 * configure.ac: Test for swap suffix support in as.
5695 * configure: Rebuild.
5697 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5700 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5701 paradoxical subregs to prevent partial register stalls if the inner
5702 mode is integer mode.
5704 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5706 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5708 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5711 * gcc/dwarf2out.c (template_parameter_pack_die,
5712 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5714 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5717 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5719 (maybe_register_def): Likewise. Take stmt iterator.
5720 (rewrite_update_stmt): Take stmt iterator and pass it on.
5721 (rewrite_update_enter_block): Pass stmt iterator.
5723 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5725 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5726 (spu_builtin_decl): New function.
5728 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.md (SWIM): New mode iterator.
5731 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5732 using SWIM mode iterator.
5733 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5734 patterns using SWI48 mode iterator.
5735 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5736 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5737 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5738 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5739 patterns using SWI248 mode iterator.
5740 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5741 gen_x86_movdicc_0_m1_rex64 for renamed function
5743 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5744 Eric Botcazou <ebotcazou@adacore.com>
5747 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5748 * config/sparc/sol2-unwind.h: New file.
5750 2009-10-11 Olivier Hainque <hainque@adacore.com>
5751 Eric Botcazou <ebotcazou@adacore.com>
5754 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5755 * config/i386/sol2-unwind.h: New file.
5757 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5760 * config/i386/i386.md (addsi_1_zext): Get the proper second
5763 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5765 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5766 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5769 2009-10-11 Richard Guenther <rguenther@suse.de>
5771 * gimple.c (iterative_hash_type_name): Do not handle special
5774 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5776 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5777 (*setcc_si_1_and): Ditto.
5778 (*setcc_si_1_movzbl): Ditto.
5779 (*setcc_<mode>_2): Ditto.
5780 (*setcc_qi): Rename from *setcc_1.
5781 (*setcc_qi_slp): Rename from *setcc_2.
5783 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5784 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5786 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5787 "if" condition, there is already assert with reload_completed present.
5789 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5791 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5793 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5795 * doc/install.texi (Final install): Refer to
5796 http://gcc.gnu.org/bugs/ for bug reporting.
5798 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5800 * configure.ac: Add test for dci instruction.
5801 * configure: Regenerate.
5802 * config.in: Likewise.
5803 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5804 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5805 (-mmulhw): Add 476 to description.
5806 (-mdlmzb): Likewise.
5807 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5808 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5809 (processor_target_table): Add 476 and 476fp entries.
5810 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5811 (rs6000_issue_rate): Add CPU_PPC476.
5812 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5813 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5814 (processor_type): Add PROCESSOR_PPC476.
5815 (EXTRA_SPECS): Add asm_cpu_476 string.
5816 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5817 (define_attr "cpu"): Add ppc476.
5819 Update comments for 476.
5820 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5821 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5822 Update copyright year.
5823 * config/rs6000/476.md: New file.
5824 * config/rs6000/40x.md: Add description for "isel" attribute.
5825 Update copyright year.
5826 * config/rs6000/440.md: Likewise.
5827 * config/rs6000/603.md: Likewise.
5828 * config/rs6000/6xx.md: Likewise.
5829 * config/rs6000/7450.md: Likewise.
5830 * config/rs6000/7xx.md: Likewise.
5831 * config/rs6000/8540.md: Likewise.
5832 * config/rs6000/cell.md: Likewise.
5833 * config/rs6000/e300c2c3.md: Likewise.
5834 * config/rs6000/e500mc.md: Likewise.
5835 * config/rs6000/mpc.md: Likewise.
5836 * config/rs6000/power4.md: Likewise.
5837 * config/rs6000/power5.md: Likewise.
5838 * config/rs6000/power6.md: Likewise.
5839 * config/rs6000/power7.md: Likewise.
5840 * config/rs6000/rios1.md: Likewise.
5841 * config/rs6000/rios2.md: Likewise.
5842 * config/rs6000/rs64.md: Likewise.
5844 2009-10-10 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/41654
5847 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5848 a cond expr before calling gimple_cond_set_condition_from_tree.
5849 (ifcombine_iforif): Likewise.
5851 2009-10-09 Ian Lance Taylor <iant@google.com>
5853 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5854 * configure: Rebuild.
5856 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5858 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5861 2009-10-09 Richard Guenther <rguenther@suse.de>
5864 * target-def.h (TARGET_BUILTIN_DECL): Define.
5865 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5866 * target.h (struct gcc_target): Add builtin_decl target hook.
5867 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5868 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5870 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5871 not gcc_unreachable.
5872 (lto_output_builtin_tree): Sorry if the target does not support
5873 streaming target builtins.
5874 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5875 (rs6000_builtin_decl): New function.
5876 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5877 (ix86_builtin_decl): New function.
5879 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5881 PR preprocessor/41445
5882 * c-ppoutput.c (do_line_change): New function.
5883 (cb_line_change): Use it.
5884 (scan_translation_unit): Call do_line_change if
5885 avoid_paste or PREV_WHITE and token location is on a different line
5886 than print.src_line.
5889 * dwarf2out.c (dwarf2out_init): Test whether
5890 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5893 PR rtl-optimization/41646
5894 * calls.c (expand_call): For BLKmode types returned in registers
5895 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5898 2009-10-09 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/41634
5901 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5902 we remove the correct elements.
5903 (optimize_stmt): Make sure to update stmt operands before
5904 optimizing redundancies.
5906 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5908 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5910 2009-10-09 Richard Guenther <rguenther@suse.de>
5913 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5915 (lto_wrapper_exit): New function.
5917 (fatal_perror): Likewise.
5918 (fork_execute): Use global args_name, do not free it.
5919 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5920 * lto-streamer.h: Remove duplicate prototypes.
5922 2009-10-09 Richard Guenther <rguenther@suse.de>
5924 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5925 before calling stmt_can_throw_external.
5927 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5929 PR tree-optimization/40071
5930 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5931 pointer if the original data reference doesn't conflict with the
5932 created vector data reference. Fix long line.
5934 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5936 * config/i386/i386.md (any_div): New code iterator.
5937 (u): Handle div and udiv.
5939 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5941 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5942 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5943 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5944 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5946 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5948 * gcc.c (main): Remove trailing "." from diagnostics.
5950 2009-10-08 Cary Coutant <ccoutant@google.com>
5952 Add support for debugging with ICF (Identical Code Folding).
5953 * calls.c (debug.h): New #include.
5954 (emit_call_1): Call virtual_call_token debug hook.
5955 * common.opt (-fenable-icf-debug): New option.
5956 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5957 locations in the source).
5958 (poc_label_num): New variable.
5959 (dcall_entry, vcall_entry): New typedefs.
5960 (dcall_table, vcall_table): New variables.
5961 (struct vcall_insn): New type.
5962 (vcall_insn_table): New variable.
5963 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5964 (size_of_dcall_table): New function.
5965 (output_dcall_table): New function.
5966 (size_of_vcall_table): New function.
5967 (output_vcall_table): New function.
5968 (dwarf2out_direct_call): New function.
5969 (vcall_insn_table_hash): New function.
5970 (vcall_insn_table_eq): New function.
5971 (dwarf2out_virtual_call_token): New function.
5972 (dwarf2out_virtual_call): New function.
5973 (dwarf2out_init): Allocate new tables and sections.
5974 (prune_unused_types): Mark DIEs referenced from direct call table.
5975 (dwarf2out_finish): Output direct and virtual call tables.
5976 * final.c (final_scan_insn): Call direct_call and virtual_call
5978 * debug.h (struct gcc_debug_hooks): Add direct_call,
5979 virtual_call_token, virtual_call hooks.
5980 (debug_nothing_uid): New function.
5981 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5982 (debug_nothing_uid): New function.
5983 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5984 (xcoff_debug_hooks): Likewise.
5985 * sdbout.c (sdb_debug_hooks): Likewise.
5986 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5987 * doc/invoke.texi (-fenable-icf-debug): New option.
5989 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5992 * regmove.c (regmove_backward_pass): Replace src with dst in the
5993 debug insn, and check for dst before rather than after.
5995 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5997 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5998 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6000 2009-10-08 Jan Hubicka <jh@suse.cz>
6003 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
6004 do not mark cgraph nodes as needed.
6005 (record_references_in_initializer): Add new only_vars parameter.
6006 * cgraph.h (record_references_in_initializer): New parameter.
6007 * varasm.c (assemble_variable): Update call.
6008 * varpool.c (varpool_analyze_pending_decls): Always look for
6011 2009-10-08 Anatoly Sokolov <aesok@post.ru>
6013 * config/avr/avr.c (last_insn_address) Remove variable.
6014 (expand_prologue): Don't initialise last_insn_address variable.
6015 (final_prescan_insn): Don't output insn size.
6016 * config/avr/avr.opt (msize): Remove switch.
6017 * doc/invoke.texi (AVR Options): Remove documentation of -msize
6020 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
6022 * combine.c (label_tick_ebb_start): Fix comment.
6023 (combine_instructions): Set label_tick and label_tick_ebb_start before
6024 calling setup_incoming_promotions. Start them from 1. Increment
6025 label_tick instead of deriving it from the BB index. Rather than
6026 comparing ticks use the block from the previous iteration to decide
6027 whether to start a new EBB. Remove empty lines before function.
6029 2009-10-08 Michael Matz <matz@suse.de>
6032 * builtins.c (fold_builtin_isascii): Use fold_build2.
6033 (fold_builtin_isdigit): Ditto.
6034 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6035 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6036 remove_useless_stmts_cond, remove_useless_stmts_tf,
6037 remove_useless_stmts_tc, remove_useless_stmts_bind,
6038 remove_useless_stmts_goto, remove_useless_stmts_label,
6039 remove_useless_stmts_1, remove_useless_stmts,
6040 pass_remove_useless_stmts): Remove.
6041 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
6042 * passes.c (init_optimization_passes): Don't add
6043 pass_remove_useless_stmts.
6044 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6045 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6047 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6048 for static constants.
6049 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6050 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6052 2009-10-08 Richard Guenther <rguenther@suse.de>
6054 * gimple.c (free_gimple_type_tables): New function.
6055 * gimple.h (free_gimple_type_tables): Declare.
6057 2009-10-07 Mark Heffernan <meheff@google.com>
6059 * ipa-prop.c (ipa_print_node_params) Only print
6060 names of named arguments.
6062 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
6064 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6065 being statically linked.
6067 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6069 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6071 2009-10-08 Jan Hubicka <jh@suse.cz>
6074 * ipa.c (cgraph_externally_visible_p,
6075 function_and_variable_visibility,
6076 whole_program_function_and_variable_visibility): Skip non-finalized
6079 2009-10-08 Nick Clifton <nickc@redhat.com>
6081 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6084 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
6087 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6089 2009-10-07 Joseph Myers <joseph@codesourcery.com>
6092 * c-common.c (c_fully_fold_internal): Strip nops from the result
6093 of recursive calls to c_fully_fold_internal.
6094 (c_wrap_maybe_const): New.
6095 (c_save_expr): Use c_wrap_maybe_const.
6096 * c-common.h (c_wrap_maybe_const): Declare.
6097 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6098 build_binary_op): Use c_wrap_maybe_const.
6100 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6102 * real.c: Fix comment to reflect actual exponent size.
6104 2009-10-08 Ben Elliston <bje@au.ibm.com>
6106 * config/rs6000/a2.md: Add FSF comment header.
6108 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/i386.md (any_extend): New code iterator.
6111 (u, s): New code attributes.
6113 (DWIH): Rewrite as code iterator for SI and DI modes.
6114 (DWI): Rewrite as mode attribute.
6115 (dwi): New mode attribute.
6116 (di): Depend on SI mode and DI mode.
6117 (doubleint_general_operand): Remove mode attribute.
6119 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6122 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6123 (*sub<mode>3_doubleword): Ditto.
6125 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6126 using SWIM248 mode iterator.
6127 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6128 using SWI48 mode iterator.
6129 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6130 patterns using DWIH mode iterator and any_extend code iterator.
6131 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6132 using any_extend code iterator.
6133 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6134 patterns using DWIH mode iterator and any_extend code iterator.
6135 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6136 using any_extend code iterator.
6137 (<s>mul<mode>3_highpart): Macroize expander from
6138 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6139 and any_extend code iterator.
6140 (*<s>muldi3_highpart_1): Macroize insn from
6141 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6142 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6143 patterns using any_extend code iterator.
6144 (*<s>mulsi3_highpart_zext): Macroize insn from
6145 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6147 2009-10-07 Jakub Jelinek <jakub@redhat.com>
6149 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6150 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6151 refering to a DIE with DW_AT_const_value.
6153 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
6156 * ira-lives.c (check_and_make_def_conflict): Process all operands.
6158 2009-10-06 Jan Hubicka <jh@suse.cz>
6160 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6163 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6165 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6166 *lea_2_rex64): Move before *add<mode>_1 pattern.
6168 2009-10-07 Jan Hubicka <jh@suse.cz>
6170 * collect2.c (main): Add -fno-whole-program.
6171 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
6173 2009-10-07 Jan Hubicka <jh@suse.cz>
6175 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6176 has no address taken.
6177 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6179 (cgraph_clone_node): Clear externally_visible flag for clones.
6180 * cgraph.h (cgraph_only_called_directly_p,
6181 cgraph_can_remove_if_no_direct_calls_p): New predicates.
6182 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6183 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6184 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
6185 ipcp_insert_stage): Likwise.
6186 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6187 externally_visible flag.
6188 (verify_cgraph_node): Verify that inline clones look right.
6189 (process_function_and_variable_attributes): Do not set
6190 externally_visible flags.
6191 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6193 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
6195 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6196 clear externally_visible when turning into inline clones
6197 (cgraph_mark_inline_edge): Use new predicates.
6198 (cgraph_estimate_growth): Likewise.
6199 (cgraph_decide_inlining): Likewise.
6200 * ipa.c (cgraph_postorder): Likewise.
6201 (cgraph_remove_unreachable_nodes): Likewise; sanity check
6202 that inline clones are not needed.
6203 (cgraph_externally_visible_p): New predicate.
6204 (function_and_variable_visibility): Add whole_program parameter;
6205 always set externally_visible flag; handle COMDAT function
6207 (local_function_and_variable_visibility): New function.
6208 (gate_whole_program_function_and_variable_visibility): New function.
6209 (whole_program_function_and_variable_visibility): New function.
6210 (pass_ipa_whole_program_visibility): New function.
6211 * passes.c (init_optimization_passes): Add whole program visibility
6213 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
6214 not care about needed/reachable flags.
6215 * varpool.c: Include flags.h
6216 (decide_is_variable_needed): When doing LTO assume whole-program mode.
6217 (varpool_finalize_decl): When we are in LTO read-back, all variables
6219 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6221 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6223 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6226 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6228 * config.gcc: Don't include the makefile fragments intended for
6230 * config/s390/fixdfdi.h: File removed.
6231 * config/s390/libgcc-glibc.ver: File removed.
6232 * config/s390/s390.h: Remove the fixdfdi.h hack.
6233 * config/s390/t-crtstuff: File moved to libgcc dir.
6234 * config/s390/t-linux: Likewise.
6235 * config/s390/t-tpf: libgcc specific parts removed.
6236 * config/s390/t-linux64: Likewise.
6238 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6240 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6241 (lto-compress.o): Likewise.
6243 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
6246 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6247 dllexport to class members here.
6248 (i386_pe_determine_dllimport_p): Only check static class data for
6250 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6251 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6252 functions for vague linkage.
6253 (i386_pe_type_dllexport_p): Fix formatting.
6254 (maybe_add_dllexport) New function.
6255 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6258 2009-10-07 Ben Elliston <bje@au.ibm.com>
6260 * config/rs6000/a2.md: Remove duplicated lines.
6262 2009-10-07 Ben Elliston <bje@au.ibm.com>
6264 * config.gcc (powerpc*-*-*): Handle a2.
6265 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
6266 * config/rs6000/a2.md: New file.
6267 * config/rs6000/rs6000.opt (mno-update): New.
6268 (mupdate): Return to using a mask, not a var.
6269 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6270 (enum processor_type): Add PROCESSOR_PPCA2.
6271 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6272 (rs6000_override_options): Add "a2" to processor_target_table.
6273 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6274 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6276 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6278 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6279 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6280 reference to nonexistent gen_truncxfxf2 function.
6282 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6284 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6285 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6286 (general_operand): Handle TI mode.
6287 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6288 using SDWIM mode iterator.
6289 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6290 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6291 using DWI mode iterator.
6292 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6293 patterns using SWI mode iterator.
6294 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6295 using SWI48 mode iterator.
6296 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6297 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6298 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6299 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6300 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6301 using SDWIM mode iterator.
6302 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6303 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6304 using DWI mode iterator.
6305 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6306 patterns using SWI mode iterator.
6307 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6308 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6309 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6310 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6311 patterns using plusminus code iterator.
6312 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6313 sub<mode>3 patterns using plusminus code iterator.
6314 * config/i386/i386.c (override_options): Update the call to
6315 gen_subdi_carry_rex64 for renamed function.
6316 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6317 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6318 calls to instruction expanders.
6320 2009-10-06 Martin Jambor <mjambor@suse.cz>
6323 * opts.c (decode_options): Run IPA-SRA at -O2.
6325 2009-10-06 Richard Guenther <rguenther@suse.de>
6327 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6329 2009-10-06 Tobias Burnus <burnus@net-b.de>
6332 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6333 -flto and -fwhole-program flags can be combined.
6335 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6338 * gcc.c (process_command): Check that -o argument was specified.
6340 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6342 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6344 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6346 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6347 * doc/invoke.texi (Warning Options): Annotate allowed languages
6348 for -Wunsuffixed-float-constants.
6350 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6352 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6353 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6354 same name and isn't the main variant.
6357 * dwarf2out.c (loc_by_reference): Removed.
6358 (dw_loc_list_1): New function.
6359 (dw_loc_list): Remove toplev argument, add want_address argument.
6360 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6361 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6362 want_address == 2 to dw_loc_list. For successful dw_loc_list
6363 set have_address to 1 only if want_address is not 0.
6365 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6367 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6368 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6369 a code block followed by two pointers.
6370 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6371 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6372 (MIPS_MOVE): Likewise.
6373 (MIPS_LUI): Likewise.
6374 (MIPS_JR): Likewise.
6375 (MIPS_BAL): Likewise.
6376 (MIPS_NOP): Likewise.
6377 (mips_asm_trampoline_template): Delete.
6378 (mips_trampoline_code_size): New function.
6379 (mips_trampoline_init): Add shorter sequences for all cases
6380 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6381 Calculate the opcodes directly, rather than copying from a template.
6382 Only flush the code part of the trampoline.
6383 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6385 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6387 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6388 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6389 (INCOMING_RETURN_ADDR_RTX): Likewise.
6390 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6392 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6393 with RETURN_ADDR_REGNUM.
6394 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6395 * config/mips/mips.c (mips16_build_call_stub): Replace
6396 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6397 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6398 (mips_print_operand_punctuation): Likewise.
6399 (mips_frame_set): Likewise.
6400 (mips16e_output_save_restore): Likewise.
6401 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6402 (mips_save_reg_p): Likewise.
6403 (mips_return_addr): Likewise.
6404 (mips_set_return_address): Likewise.
6405 (mips_direct_save_slot_move_p): Likewise.
6406 (mips_output_function_prologue): Likewise.
6407 (mips_restore_reg): Likewise.
6408 (mips_expand_epilogue): Likewise.
6409 (mips_epilogue_uses): Likewise.
6410 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6411 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6412 (clear_hazard_<mode>): Likewise.
6413 (call_internal): Likewise.
6414 (call_internal_direct): Likewise.
6415 (call_direct_split): Likewise.
6416 (call_value_internal): Likewise.
6417 (call_value_split): Likewise.
6418 (call_value_internal_direct): Likewise.
6419 (call_value_direct_split): Likewise.
6420 (call_value_multiple_internal): Likewise.
6421 (call_value_multiple_split): Likewise.
6423 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6424 Jakub Jelinek <jakub@redhat.com>
6426 PR rtl-optimization/41511
6427 * combine.c (record_value_for_reg): Pass explicit values as argument
6428 to get_last_value_validate.
6429 (get_last_value_validate): Document INSN parameter.
6430 For non-readonly MEMs, assume they might have been modified if INSN
6431 was in another basic block.
6432 (get_last_value): Minor reformatting.
6434 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6437 * final.c (asm_str_count): Split out from asm_insn_count.
6438 * rtl.h (asm_str_count): New prototype.
6439 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6442 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6444 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6446 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6447 Rafael Espindola <espindola@google.com>
6449 * gengtype.c (write_types): Moved call to write_func_for_structure
6450 into seperate loops.
6452 2009-10-05 Richard Guenther <rguenther@suse.de>
6455 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6456 (input_cgraph_1): Input toplevel asms.
6458 2009-10-05 Richard Guenther <rguenther@suse.de>
6461 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6462 (external_aggregate_decl_p): Likewise.
6463 (lto_symtab_compatible): Re-structure. Remove dead code.
6464 For variables ignore toplevel qualifiers when comparing types.
6465 Issue warnings, not errors for mismatched user-alignment.
6467 2009-10-05 Richard Guenther <rguenther@suse.de>
6471 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6472 (struct lto_symtab_identifier_def): Likewise.
6473 (struct lto_symtab_decl_def): Likewise.
6474 (struct lto_symtab_entry_def): New.
6475 (lto_symtab_identifier_t): Rename to ...
6476 (lto_symtab_entry_t): ... this.
6477 (lto_symtab_decls): Remove.
6478 (lto_symtab_base_hash): Rename to ...
6479 (lto_symtab_entry_hash): ... this.
6480 (lto_symtab_base_eq): Rename to ...
6481 (lto_symtab_entry_eq): ... this.
6482 (lto_symtab_base_marked_p): Rename to ...
6483 (lto_symtab_entry_marked_p): ... this.
6484 (lto_symtab_identifier_marked_p): Remove.
6485 (lto_symtab_decl_marked_p): Likewise.
6486 (lto_symtab_maybe_init_hash_tables): Rename to ...
6487 (lto_symtab_maybe_init_hash_table): ... this.
6488 (lto_symtab_set_resolution_and_file_data): Remove.
6489 (lto_symtab_register_decl): New function.
6490 (lto_symtab_get_identifier): Remove.
6491 (lto_symtab_get): New function.
6492 (lto_symtab_get_resolution): Adjust.
6493 (lto_symtab_get_identifier_decl): Remove.
6494 (lto_symtab_set_identifier_decl): Likewise.
6495 (lto_symtab_merge_decl): Rename to ...
6496 (lto_symtab_merge): ... this. Rewrite.
6497 (lto_symtab_merge_var): Remove.
6498 (lto_symtab_merge_fn): Likewise.
6499 (lto_symtab_prevailing_decl): Adjust.
6500 (lto_cgraph_replace_node): New function.
6501 (lto_symtab_merge_decls_2): Likewise.
6502 (lto_symtab_merge_decls_1): Likewise.
6503 (lto_symtab_fixup_var_decls): Likewise.
6504 (lto_symtab_resolve_symbols): Likewise.
6505 (lto_symtab_merge_decls): Likewise.
6506 (lto_symtab_prevailing_decl): Adjust.
6507 (lto_symtab_get_symtab_def): Remove.
6508 (lto_symtab_get_file_data): Likewise.
6509 (lto_symtab_clear_resolution): Adjust.
6510 (lto_symtab_clear_resolution): Likewise.
6511 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6512 (input_cgraph_1): Likewise.
6513 * lto-streamer-in.c (get_resolution): Do not provide fake
6514 symbol resolutions here.
6515 (deferred_global_decls): Remove.
6516 (lto_register_deferred_decls_in_symtab): Likewise.
6517 (lto_register_var_decl_in_symtab): Change signature, register
6518 variable via lto_symtab_register_decl.
6519 (lto_register_function_decl_in_symtab): Likewise.
6520 (lto_read_tree): Adjust.
6521 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6522 (lto_symtab_merge_var): Likewise.
6523 (lto_symtab_merge_fn): Likewise.
6524 (lto_symtab_register_decl): Declare.
6525 (lto_symtab_merge_decls): Likewise.
6527 2009-10-05 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/23821
6530 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6531 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6532 simple IV increments.
6534 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6536 * config/arm/arm.c (arm_override_options): Really initialize
6537 flag_dwarf2_cfi_asm to 0.
6539 2009-10-05 Doug Kwan <dougkwan@google.com>
6541 PR rtl-optimization/41574
6542 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6543 floating point and we are not doing unsafe math optimizations.
6545 2009-10-03 Simon Baldwin <simonb@google.com>
6546 Cary Coutant <ccoutant@google.com>
6547 Rafael Espindola <espindola@google.com>
6548 Richard Guenther <rguenther@suse.de>
6549 Jan Hubicka <jh@suse.cz>
6550 Doug Kwan <dougkwan@google.com>
6551 H.J. Lu <hongjiu.lu@intel.com>
6552 Bill Maddox <maddox@google.com>
6553 Ryan Mansfield <rmansfield@qnx.com>
6554 Diego Novillo <dnovillo@google.com>
6555 Ollie Wild <aaw@google.com>
6556 Kenneth Zadeck <zadeck@naturalbridge.com>
6558 * lto-cgraph.c: New file.
6559 * lto-compress.c: New file.
6560 * lto-compress.h: New file.
6561 * lto-opts.c: New file.
6562 * lto-section-in.c: New file.
6563 * lto-section-out.c: New file.
6564 * lto-streamer-in.c: New file.
6565 * lto-streamer-out.c: New file.
6566 * lto-streamer.c: New file.
6567 * lto-streamer.h: New file.
6568 * lto-symtab.c: New file.
6569 * lto-wpa-fixup.c: New file.
6570 * lto-wrapper.c: New file.
6572 2009-10-03 Simon Baldwin <baldwin@google.com>
6573 Ben Elliston <bje@au.ibm.com>
6574 Rafael Espindola <espindola@google.com>
6575 Nathan Froyd <froydnj@codesourcery.com>
6576 Jan Hubicka <jh@suse.cz>
6577 Doug Kwan <dougkwan@google.com>
6578 Diego Novillo <dnovillo@google.com>
6579 Kenneth Zadeck <zadeck@naturalbridge.com>
6581 * Makefile.in (enable_lto): New.
6582 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6583 (LINKER_PLUGIN_API_H): Define.
6584 (LTO_SYMTAB_H): Define.
6585 (LTO_STREAMER_H): Define.
6586 (TREE_VECTORIZER_H): Define.
6587 (INCLUDES): Add LIBELFINC.
6588 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6589 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6590 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6591 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6592 (native): Add lto-wrapper$(exeext)
6593 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6594 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6595 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6596 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6597 (varasm.o): Add dependency on tree-iterator.h.
6598 (cgraph.o): Add dependency on cif-code.def.
6599 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6600 (ipa-pure-const.o): Likewise.
6601 (GTFILES): Add lto-symtab.c.
6602 (install-lto-wrapper): New.
6603 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6604 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6605 * config.in: Regenerate.
6607 2009-10-03 Rafael Espindola <espindola@google.com>
6608 Diego Novillo <dnovillo@google.com>
6610 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6611 ipa_write_summaries.
6612 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6614 (cgraph_optimize): Make extern.
6616 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6617 Kenneth Zadeck <zadeck@naturalbridge.com>
6619 * toplev.c (in_lto_p): Declare.
6620 * collect2.c (scan_prog_file): Read all the output when reading
6621 information for LTO.
6622 (enum lto_mode_d): Declare.
6624 2009-10-03 Richard Guenther <rguenther@suse.de>
6625 Diego Novillo <dnovillo@google.com>
6627 * gimple.c: Include target.h and alias.h.
6628 (gimple_types): Declare.
6629 (type_hash_cache): Declare.
6630 (gimple_alloc_stat): Make extern.
6631 (gimple_build_eh_must_not_throw): Call
6632 gimple_eh_must_not_throw_set_fndecl.
6633 (struct type_pair_d): Declare.
6634 (type_pair_t): Declare.
6635 (type_pair_hash): New.
6636 (type_pair_eq): New.
6637 (lookup_type_pair): New.
6638 (gimple_force_type_merge): New.
6639 (compare_type_names_p): New.
6640 (compare_field_offset): New.
6641 (gimple_types_compatible_p): New.
6642 (struct sccs): Declare.
6643 (next_dfs_num): Declare.
6644 (iterative_hash_gimple_type): New.
6646 (iterative_hash_type_name): New.
6647 (iterative_hash_gimple_type): New.
6648 (gimple_type_hash): New.
6649 (gimple_type_eq): New.
6650 (gimple_register_type): New.
6651 (print_gimple_types_stats): New.
6652 (gimple_signed_or_unsigned_type): New.
6653 (gimple_unsigned_type): New.
6654 (gimple_signed_type): New.
6655 (gimple_get_alias_set): New.
6656 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6657 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6658 (gimple_force_type_merge): Declare.
6659 (gimple_types_compatible_p): Declare.
6660 (gimple_register_type): Declare.
6661 (print_gimple_types_stats): Declare.
6662 (gimple_unsigned_type): Declare.
6663 (gimple_signed_type): Declare.
6664 (gimple_get_alias_set): Declare.
6665 (gimple_eh_must_not_throw_set_fndecl): New.
6667 2009-10-03 Jan Hubicka <jh@suse.cz>
6668 Kenneth Zadeck <zadeck@naturalbridge.com>
6670 * ipa-pure-const.c: Include lto-streamer.h.
6671 (register_hooks): Factor out of ...
6672 (generate_summary): ... here.
6673 (pure_const_write_summary): New.
6674 (pure_const_read_summary): New.
6675 (pass_ipa_pure_const): Add pure_const_write_summary and
6676 pure_const_read_summary.
6677 * ipa-reference.c: Include lto-streamer.h.
6678 (add_new_function): New.
6679 (remove_node_data): New.
6680 (duplicate_node_data): New.
6681 (ipa_init): Guard against multiple calls.
6682 Move hook setup from analyze_function.
6683 (write_node_summary_p): New.
6684 (ipa_reference_write_summary): New.
6685 (ipa_reference_read_summary): New.
6686 (pass_ipa_reference): Add ipa_reference_write_summary and
6687 ipa_reference_read_summary.
6688 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6689 (struct cgraph_edge): Add fields lto_stmt_uid and
6690 call_stmt_cannot_inline_p.
6691 (cgraph_optimize): Declare.
6692 (cgraph_decide_is_function_needed): Declare.
6693 (reset_inline_failed): Declare.
6694 (enum LTO_cgraph_tags): Declare.
6695 (LTO_cgraph_tag_names): Declare.
6696 (LCC_NOT_FOUND): Define.
6698 2009-10-03 Doug Kwan <dougkwan@google.com>
6699 Rafael Espindola <espindola@google.com>
6700 Jan Hubicka <jh@suse.cz>
6701 Diego Novillo <dnovillo@google.com>
6702 Kenneth Zadeck <zadeck@naturalbridge.com>
6704 * passes.c (all_regular_ipa_passes): New.
6705 (all_ipa_passes): Rename to all_small_ipa_passes.
6706 (init_optimization_passes): Init all_regular_ipa_passes.
6707 * tree-pass.h (all_regular_ipa_passes): New.
6708 (all_ipa_passes): Rename to all_small_ipa_passes.
6709 * passes.c (all_lto_gen_passes): New.
6710 (init_optimization_passes): Initialize all_lto_gen_passes.
6711 (execute_ipa_summary_passes): Make non-static.
6712 (ipa_write_summaries_1): New.
6713 (ipa_write_summaries_2): New.
6714 (ipa_write_summaries): New.
6715 (ipa_write_summaries_of_cgraph_node_set): New.
6716 (ipa_read_summaries_1): New.
6717 (ipa_read_summaries): New.
6718 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6719 (execute_regular_ipa_pass_list): Remove.
6720 (init_optimization_passes): Schedule
6721 pass_rebuild_cgraph_edges and pass_early_inline outside
6722 of pass_all_early_optimizations. Document reason.
6723 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6724 pass_ipa_lto_finish_out): New pass.
6725 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6726 (execute_all_ipa_transforms): New.
6727 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6728 (dump_properties, debug_properties): New.
6729 * tree-optimize.c (gate_all_early_local_passes): Return
6730 false if we are in lto1.
6731 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6732 * tree-pass.h (execute_all_ipa_transforms): Declare.
6733 (pass_ipa_function_and_variable_visibility): Declare.
6734 (pass_ipa_early_inline): Declare.
6735 (pass_ipa_lto_gimple_out): Declare.
6736 (pass_ipa_lto_wpa_fixup): Declare.
6737 (pass_ipa_lto_finish_out): Declare.
6738 (all_small_ipa_passes, all_regular_ipa_passes,
6739 all_lto_gen_passes): Declare.
6740 (execute_ipa_summary_passes): Declare.
6741 (execute_all_ipa_transforms): Declare.
6742 (ipa_write_summaries): Declare
6743 (ipa_write_summaries_of_cgraph_node_set): Declare.
6744 (ipa_read_summaries): Declare.
6746 2009-10-03 Doug Kwan <dougkwan@google.com>
6747 Ollie Wild <aaw@google.com>
6749 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6751 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6752 (lto_mode): New variable.
6753 (maybe_run_lto_and_relink): Handle the -fwpa option.
6754 (main): Handle the -fwpa option.
6755 (maybe_unlink_list): New function.
6756 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6757 * common.opt (flto): New flag.
6758 * toplev.c (flag_generate_lto): Declare.
6760 2009-10-03 Simon Baldwin <simonb@google.com>
6762 * common.opt (flto-compression-level): New flag.
6764 * opts.c: Include lto-opts.h.
6765 (handle_option): Call lto_register_user_option for each
6766 valid option handled.
6767 (decode_options): Clear registered options before the options
6770 2009-10-03 Cary Coutant <ccoutant@google.com>
6772 * collect2.c (is_elf): New function.
6773 (scan_prog_file): Require LTO object to be in ELF format.
6775 2009-10-03 Rafael Espindola <espindola@google.com>
6777 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6778 libgcc to the linker.
6780 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6782 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6783 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6785 * collect2.h (collect_execute): Add flags argument.
6786 * tlink.c (tlink_execute): Update call to collect_execute.
6787 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6788 (use_linker_plugin): New.
6789 (use_linker_plugin_spec_function): New.
6790 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6791 (linker_plugin_file_spec): New.
6792 (lto_wrapper_spec): New.
6793 (lto_gcc_spec): New.
6794 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6795 (static_spec_functions): Add use-linker-plugin.
6796 (process_command): Handle -use-linker-plugin.
6797 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6798 linker_plugin_file_spec and lto_gcc_spec.
6799 (use_linker_plugin_spec_function): New.
6801 2009-10-03 Richard Guenther <rguenther@suse.de>
6805 * tree.h (is_lang_specific): Include LANG_TYPE.
6806 * tree.c (find_decls_types_r): Manually add interesting parts
6807 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6809 * gimple.c (type_pair_hash): Make symmetric.
6810 (type_pair_eq): Likewise.
6811 (lookup_type_pair): Increase initial hashtable size.
6812 (gimple_force_type_merge): Rely on type-pair symmetry.
6813 (visit): Remove excessive checking code.
6814 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6815 (gimple_register_type): Remove getenv calls, shrink initial
6819 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6820 inline functions if not generating lto output.
6823 * toplev.c (finalize): In WPA mode remove the asm file.
6825 2009-10-03 Doug Kwan <dougkwan@google.com>
6827 * ipa-inline.c (cgraph_mark_inline): Check
6828 edge->call_stmt_cannot_inline_p instead of calling
6829 gimple_call_cannot_inline_p.
6830 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6831 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6832 (inline_generate_summary): Do nothing in LTRANS.
6833 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6834 exists before calling gimple_call_cannot_inline_p.
6835 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6836 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6837 Update new_edge->lto_stmt_uid.
6838 * cgraphbuild.c (reset_inline_failed): New.
6840 * common.opt (fwpa): New flag.
6841 (fltrans): New option.
6842 * gcc.c (gcc_lto_option_t): New type.
6843 (current_lto_option): New variable.
6844 (lto_single_spec_function): Remove and is replaced by ..
6845 (lto_option_spec_function): New function.
6846 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6847 passing the -flto flag.
6848 (cc1_options): Separate non-LTO related parts into ..
6849 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6850 (lto1_options): New spec for lto FE.
6851 (link_lto_options): New spec for handling LTO flags in linker.
6852 (invoke_lto_single): Re-format to fit in 80 column. Replace
6853 lto-single with lto-option.
6854 (static_specs): Add cc1_non_lto_options, lto1_options and
6856 (static_spec_function): Replace lto-single with lto-option.
6857 (process_command): Handle -flto, -fwpa and -fltran by setting
6858 current_lto_option and not passing it to subprocess unconditionally.
6860 2009-10-03 Bill Maddox <maddox@google.com>
6862 Add `gcc' driver support for link-time code generation (LTO).
6864 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6865 (lto_flag, lto_objects, lto_o_file): New variables.
6866 (struct lto_object, struct lto_object_list): New structures.
6867 (collect_exit, handler): Remove LTO temporary output file on exit.
6868 (add_lto_object): New function.
6869 (maybe_run_lto_and_relink): New function. Perform link time code
6870 generation and relinking for object files containing LTO information.
6871 (main): Invoke maybe_run_lto_and_relink().
6872 (dump_argv): New function. For debugging, currently disabled.
6873 (scan_prog_file): Add LTO information pass.
6874 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6876 * toplev.c (compile_file): Emit assembler directive to create
6877 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6879 2009-10-03 Diego Novillo <dnovillo@google.com>
6881 * c.opt: Add LTO to warn_abi and warn_psabi.
6883 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6884 inline function. Ignore language-specific nodes. Update all users.
6885 (find_decls_types_r): Do not traverse the subtrees of
6886 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6887 * tree.h (is_lang_specific): New.
6888 * langhooks.h (struct lang_hooks_for_decls): Remove
6889 may_need_assembler_name_p. Update all users.
6891 * c-common.c (set_builtin_user_assembler_name): Move ...
6892 * builtins.c (set_builtin_user_assembler_name): ... here.
6893 (is_builtin_name): Add comment
6894 (is_builtin_fn): New.
6895 * except.c (output_ttype): Only call
6896 lookup_type_for_runtime if TYPE is not a runtime type.
6898 * passes.c (register_pass): Call position_pass on
6899 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6900 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6901 (TV_IPA_LTO_DECL_IO): Define.
6902 (TV_IPA_LTO_CGRAPH_IO): Define.
6904 (TV_WHOPR_WPA): Define.
6905 (TV_WHOPR_WPA_IO): Define.
6906 (TV_WHOPR_LTRANS): Define.
6907 (TV_WHOPR_WPA_FIXUP): Define.
6908 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6909 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6910 * tree-flow.h (tree_node_can_be_shared): Declare.
6911 * tree-inline.c (tree_can_inline_p): Check that E has a
6912 statement associated with it.
6913 * tree.c (free_lang_data_in_binf): Factor out of ...
6914 (free_lang_data_in_type): ... here.
6915 Call RECORD_OR_UNION_TYPE_P.
6916 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6917 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6918 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6919 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6920 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6921 (gate_free_lang_data): Return true if flag_generate_lto is set.
6922 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6923 * c-common.h (set_builtin_user_assembler_name): Move ...
6924 * tree.h (set_builtin_user_assembler_name): ... here.
6926 * common.opt (flto-report): New flag.
6927 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6928 * collect2.c (scan_prog_file): Send the error output of
6929 'nm' to HOST_BIT_BUCKET.
6931 2009-10-03 Ollie Wild <aaw@google.com>
6933 * langhooks-def.h (lhd_begin_section): New function declaration.
6934 (lhd_write_section): New function declaration.
6935 (lhd_end_section): New function declaration.
6936 (LANG_HOOKS_BEGIN_SECTION): New macro.
6937 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6938 (LANG_HOOKS_END_SECTION): New macro.
6939 (LANG_HOOKS_LTO): New macro.
6940 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6941 * langhooks.c (output.h): Add include.
6942 (saved_section): New static variable.
6943 (lhd_begin_section): New function.
6944 (lhd_write_section_data): New function.
6945 (lhd_end_section): New function.
6946 * langhooks.h (struct lang_hooks_for_lto): New structure.
6947 (struct lang_hooks): Add member lto.
6948 * Makefile.in (langhooks.o): Add dependency on output.h.
6950 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6952 2009-10-03 Richard Guenther <rguenther@suse.de>
6954 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6957 2009-10-03 Simon Baldwin <simonb@google.com>
6958 Richard Guenther <rguenther@suse.de>
6959 Janis Johnson <janis187@us.ibm.com>
6960 Doug Kwan <dougkwan@google.com>
6961 Diego Novillo <dnovillo@google.com>
6962 Ramana Radhakrishnan <ramana.r@gmail.com>
6963 Ollie Wild <aaw@google.com>
6965 * doc/install.texi: Add documentation for libelf and --enable-lto.
6966 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6967 -flto-report, -flto-compression-level and -use-linker-plugin.
6968 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6969 Add section for LTO Testing.
6971 2009-10-02 Cary Coutant <ccoutant@google.com>
6973 Add support for comdat type sections for DWARF v4.
6974 Merge from dwarf4 branch.
6976 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6977 (dw_die_ref): Define vector type.
6978 (enum dw_val_class): Add dw_val_class_data8.
6979 (struct dw_val_struct): Add v.val_data8.
6980 (comdat_type_node_ref): New type.
6981 (struct die_struct): Move die_symbol into a union; add new field
6982 die_type_node. Change all uses.
6983 (comdat_type_node): New type.
6984 (skeleton_chain_node): New type.
6985 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6986 (comdat_type_list): New variable.
6987 (dwarf_tag_name): Add DW_TAG_type_unit.
6988 (dwarf_attr_name): Add DW_AT_signature.
6989 (add_AT_data8): New function.
6990 (replace_child): New function.
6991 (move_all_children): New function.
6992 (print_signature): New function.
6993 (print_die): Print signature information; add dw_val_class_data8.
6994 (attr_checksum): Support dw_val_class_data8.
6995 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6996 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6997 (checksum_sleb128, checksum_uleb128): New functions.
6998 (checksum_die_context): New function.
6999 (loc_checksum_ordered): New function.
7000 (attr_checksum_ordered): New function.
7001 (struct checksum_attributes): New structure.
7002 (collect_checksum_attributes): New function.
7003 (die_checksum_ordered): New function.
7004 (generate_type_signature): New function.
7005 (same_dw_val_p): Add dw_val_class_data8.
7006 (is_symbol_die): Use new is_declaration_die function.
7007 (is_declaration_die): New function.
7008 (should_move_die_to_comdat): New function.
7009 (clone_die): New function.
7010 (clone_tree): New function.
7011 (clone_as_declaration): New function.
7012 (copy_declaration_context): New function.
7013 (generate_skeleton_ancestor_tree): New function.
7014 (generate_skeleton_bottom_up): New function.
7015 (generate_skeleton): New function.
7016 (remove_child_or_replace_with_skeleton): New function.
7017 (break_out_comdat_types): New function.
7018 (struct decl_table_entry): New type.
7019 (htab_decl_hash): New function.
7020 (htab_decl_eq): New function.
7021 (htab_decl_del): New function.
7022 (copy_ancestor_tree): New function.
7023 (copy_decls_walk): New function.
7024 (copy_decls_for_unworthy_types): New function.
7025 (build_abbrev_table): Don't assert on missing die_symbol when doing
7026 comdat type sections.
7027 (size_of_die): Use DW_FORM_sig8 for external references. Add
7029 (unmark_dies): Don't assert for unmarked dies when doing comdat
7031 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7032 (output_signature): New function.
7033 (output_die): Likewise.
7034 (output_compilation_unit_header): Mark output as DWARF version 3
7035 even if generating DWARF 4.
7036 (output_comdat_type_unit): New function.
7037 (output_line_info): Mark output as DWARF version 3 even if generating
7039 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7041 (dwarf2out_end_source_file): Likewise.
7042 (prune_unused_types_walk_attribs): Don't follow references into
7043 comdat type sections.
7044 (prune_unused_types_mark): When generating type units, do not mark
7045 children of non-defining declarations of types; do mark children of
7047 (prune_unused_types): Process comdat type sections.
7048 (htab_ct_hash): New function.
7049 (htab_ct_eq): New function.
7050 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7051 Add a pointer to the line table from type unit entries so
7052 DW_AT_decl_file has meaning.
7053 * varasm.c (default_elf_asm_named_section): Use identifier name as
7054 comdat key instead of lang hook.
7056 2009-10-02 Neil Vachharajani <nvachhar@google.com>
7058 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7060 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.md (SWIM248): New mode iterator.
7063 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7064 divmodhi4 patterns using SWIM248 macro.
7065 (*divmod<mode>4): Macroize insn_and_split pattern from
7066 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7067 and their corresponding splitters usign SWIM248 macro. Split SImode
7068 insn to generate cltd and DImode insn to generate cqto instead of
7069 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7070 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7071 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7072 *divmodsi_noext patterns using SWIM248 macro.
7073 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7074 udivmodhi4 patterns using SWIM248 macro.
7075 (*udivmod<mode>4): Macroize insn_and_split pattern from
7076 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7077 corresponding splitters using SWIM248 macro.
7078 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7079 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7081 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
7083 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7084 of zero-sized element is zero-sized regardless of its extent.
7086 2009-10-02 Jakub Jelinek <jakub@redhat.com>
7089 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7090 * configure: Regenerated.
7091 * config.in: Regenerated.
7092 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7093 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7094 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7095 not emitting .eh_frame, emit .cfi_sections .debug_frame
7100 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7101 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7103 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7104 vars use DECL_RTL with resetting it back to NULL afterwards.
7105 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7106 rtx_equal_p instead of asserting it is a SYMBOL_REF.
7107 (value_format): For dw_val_class_addr only use DW_FORM_addr if
7108 the attribute type allows it, otherwise use DW_FORM_dataN.
7109 (mem_loc_descriptor): Handle CONST_STRING.
7110 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7111 Handle MEM with CONST_STRING address using add_AT_string.
7112 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7113 CONST_STRING for const arrays initialized with a string literal.
7114 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7115 (dwarf2out_finish): Call resolve_addr.
7117 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
7118 Maxim Kuvyrkov <maxim@codesourcery.com>
7120 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7122 2009-10-02 Nick Clifton <nickc@redhat.com>
7124 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7125 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7127 2009-10-01 Jan Hubicka <jh@suse.cz>
7129 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7130 (cgraph_create_virtual_clone): Just pass redirect_callers
7132 * cgraph.h (cgraph_clone_node): Update prototype.
7133 * ipa-pure-const.c (self_recursive_p): New function.
7134 (propagate): Use it.
7135 * ipa-inline.c (cgraph_clone_inlined_nodes,
7136 cgraph_decide_recursive_inlining): Update.
7138 2009-10-01 David Daney <ddaney@caviumnetworks.com>
7140 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7141 instructions for TARGET_OCTEON.
7143 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7145 * config/arm/arm.c (arm_override_options): Turn off
7146 flag_dwarf2_cfi_asm for AAPCS variants.
7148 2009-10-01 Martin Jambor <mjambor@suse.cz>
7151 * tree-sra.c (convert_callers): Do not call
7152 compute_inline_parameters on one caller more than once.
7154 2009-10-01 Nick Clifton <nickc@redhat.com>
7156 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7157 an empty string if not already defined.
7159 2009-10-01 Martin Jambor <mjambor@suse.cz>
7162 * tree-sra.c (is_va_list_type): New function.
7163 (find_var_candidates): Call is_va_list_type.
7164 (find_param_candidates): Check that the type or the type pointed
7165 to are not va_list types.
7167 2009-10-01 Martin Jambor <mjambor@suse.cz>
7170 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7171 DECL_ARTIFICIAL (param_decl) is true.
7173 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
7175 * tree.h (tree_decl_common::lang_flag_8): New.
7176 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
7178 * c-common.h (RID_CONSTEXPR): New.
7180 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7182 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7183 Use ref-all pointers.
7184 (alpha_gimplify_va_arg): Ditto.
7186 2009-09-30 Jakub Jelinek <jakub@redhat.com>
7189 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7190 before insn counting loop now that BB_END (bb) is counted. Ensure
7191 the return value isn't zero.
7193 2009-09-30 Nick Clifton <nickc@redhat.com>
7195 * config.gcc (sh-symbianelf): Replace definition of extra_objs
7196 with separate definitions of c_target_objs and cxx_target_objs.
7197 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7199 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7200 sh_symbian_import_export_class.
7201 * config/sh/sh-protos.h: Fix names of exported symbian functions.
7202 * config/sh/symbian.c: Delete, moving code into...
7203 * config/sh/symbian-base.c: ... here
7204 * config/sh/symbian-c.c: ... and here
7205 * config/sh/symbian-cxx.c: ... and here.
7207 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7210 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
7211 of plus RTX into register.
7213 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7215 * doc/install.texi: Linguistic and markup fixes.
7216 (Configuration) <--disable-cpp>: Remove description.
7217 <--enable-maintainer-mode>: Autotools files are affected, too.
7218 <--with-sysroot>: Improve description.
7219 (Building): Bump required GNU make version.
7221 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7223 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7224 (x86_64-*-*): Ditto.
7226 * config/i386/fma4intrin.h: New file, provide common x86 compiler
7227 intrinisics for FMA4.
7228 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7229 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7230 Add FMA4 check and fma4intrin.h.
7231 * config/i386/i386-c.c(ix86_target_macros_internal): Check
7233 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7234 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7235 constant for FMA4 support.
7236 (UNSPEC_FMA4_FMADDSUB): Ditto.
7237 (UNSPEC_FMA4_FMSUBADD): Ditto.
7238 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7239 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7240 (ix86_expand_fma4_multiple_memory): Ditto.
7241 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7242 (OPTION_MASK_ISA_FMA4_UNSET): New.
7243 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7244 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7245 (ix86_handle_option): Handle -mfma4.
7246 (isa_opts): Handle -mfma4.
7247 (enum pta_flags): Add PTA_FMA4.
7248 (override_options): Add FMA4 support.
7249 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7250 (IX86_BUILTIN_VFMADDSD): Ditto.
7251 (IX86_BUILTIN_VFMADDPS): Ditto.
7252 (IX86_BUILTIN_VFMADDPD): Ditto.
7253 (IX86_BUILTIN_VFMSUBSS): Ditto.
7254 (IX86_BUILTIN_VFMSUBSD): Ditto.
7255 (IX86_BUILTIN_VFMSUBPS): Ditto.
7256 (IX86_BUILTIN_VFMSUBPD): Ditto.
7257 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
7258 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
7259 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
7260 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
7261 (IX86_BUILTIN_VFNMADDSS): Ditto.
7262 (IX86_BUILTIN_VFNMADDSD): Ditto.
7263 (IX86_BUILTIN_VFNMADDPS): Ditto.
7264 (IX86_BUILTIN_VFNMADDPD): Ditto.
7265 (IX86_BUILTIN_VFNMSUBSS): Ditto.
7266 (IX86_BUILTIN_VFNMSUBSD): Ditto.
7267 (IX86_BUILTIN_VFNMSUBPS): Ditto.
7268 (IX86_BUILTIN_VFNMSUBPD): Ditto.
7269 (IX86_BUILTIN_VFMADDPS256): Ditto.
7270 (IX86_BUILTIN_VFMADDPD256): Ditto.
7271 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7272 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7273 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7274 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7275 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7276 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7277 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7278 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7279 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7280 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7281 (enum multi_arg_type): New enum for describing the various FMA4
7282 intrinsic argument types.
7283 (bdesc_multi_arg): New table for FMA4 intrinsics.
7284 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7285 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7287 (ix86_expand_builtin): Add FMA4 intrinsic support.
7288 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7289 operand instructions.
7290 (ix86_expand_fma4_multiple_memory): New function to split the
7291 second memory reference from FMA4 instructions.
7292 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7293 (ssemodesuffixf2s): Ditto.
7294 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7296 (fma4_fmsub<mode>4): Ditto.
7297 (fma4_fnmadd<mode>4): Ditto.
7298 (fma4_fnmsub<mode>4): Ditto.
7299 (fma4_vmfmadd<mode>4): Ditto.
7300 (fma4_vmfmsub<mode>4): Ditto.
7301 (fma4_vmfnmadd<mode>4): Ditto.
7302 (fma4_vmfnmsub<mode>4): Ditto.
7303 (fma4_fmadd<mode>4256): Ditto.
7304 (fma4_fmsub<mode>4256): Ditto.
7305 (fma4_fnmadd<mode>4256): Ditto.
7306 (fma4_fnmsub<mode>4256): Ditto.
7307 (fma4_fmaddsubv8sf4): Ditto.
7308 (fma4_fmaddsubv4sf4): Ditto.
7309 (fma4_fmaddsubv4df4): Ditto.
7310 (fma4_fmaddsubv2df4): Ditto.
7311 (fma4_fmsubaddv8sf4): Ditto.
7312 (fma4_fmsubaddv4sf4): Ditto.
7313 (fma4_fmsubaddv4df4): Ditto.
7314 (fma4_fmsubaddv2df4): Ditto.
7315 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7316 instructions for intrinsics.
7317 (fma4i_fmsub<mode>4): Ditto.
7318 (fma4i_fnmadd<mode>4): Ditto.
7319 (fma4i_fnmsub<mode>4): Ditto.
7320 (fma4i_vmfmadd<mode>4): Ditto.
7321 (fma4i_vmfmsub<mode>4): Ditto.
7322 (fma4i_vmfnmadd<mode>4): Ditto.
7323 (fma4i_vmfnmsub<mode>4): Ditto.
7324 (fma4i_fmadd<mode>4256): Ditto.
7325 (fma4i_fmsub<mode>4256): Ditto.
7326 (fma4i_fnmadd<mode>4256): Ditto.
7327 (fma4i_fnmsub<mode>4256): Ditto.
7328 (fma4i_fmaddsubv8sf4): Ditto.
7329 (fma4i_fmaddsubv4sf4): Ditto.
7330 (fma4i_fmaddsubv4df4): Ditto.
7331 (fma4i_fmaddsubv2df4): Ditto.
7332 (fma4i_fmsubaddv8sf4): Ditto.
7333 (fma4i_fmsubaddv4sf4): Ditto.
7334 (fma4i_fmsubaddv4df4): Ditto.
7335 (fma4i_fmsubaddv2df4): Ditto.
7337 * doc/invoke.texi (-mfma4): Add documentation.
7338 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7340 2009-09-29 Richard Henderson <rth@redhat.com>
7342 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7343 an edge to the new destination block.
7345 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7348 * pa.c (hppa_profile_hook): Use
7349 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7351 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7352 Alexander Monakov <amonakov@ispras.ru>
7355 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7356 (not_postinc_memory_operand): New.
7357 (not_postinc_move_operand): New.
7358 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7359 (*cmovsi_internal): Ditto.
7361 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7363 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7364 restrict issue_rate in first pass when scheduling for register
7367 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7368 Rafael Avila de Espindola <espindola@google.com>
7370 * gengtype.c (plugin_output): New.
7371 (get_output_file_with_visibility): Return plugin_output for plugins.
7372 (main): Parse and use the -P option.
7373 * gty.texi: Update the command line format.
7375 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7378 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7380 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7381 out if !const_ok_for_output.
7384 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7385 case VAR_LOCATION>: Remove gcc_unreachable ().
7387 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7389 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7390 (x86_64-*-*): Ditto.
7391 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7392 back to smmintrin.h.
7393 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7394 * config/i386/x86intrin.h: Remove SSE5.
7395 * config/i386/mmintrin-common.h: Delete file.
7396 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7398 2009-09-29 Richard Guenther <rguenther@suse.de>
7400 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7401 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7403 2009-09-29 Nick Clifton <nickc@redhat.com>
7405 * function.c (current_function_name): If there is no current
7406 function just return "<none>".
7408 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7410 * tree-pass.h (register_pass_info): New structure.
7411 (pass_positioning_ops): Move enum from gcc-plugin.h.
7412 (register_pass): New function.
7413 * gcc-plugin.h (plugin_pass): Delete structure.
7414 (pass_positioning_ops): Delete enum.
7415 * plugin.c (regsiter_pass): Delete function.
7416 (position_pass): Delete function.
7417 (added_pass_nodes): Delete variable.
7418 (prev_added_pass_nodes): Delete variable.
7419 (pass_list_node): Delete structure.
7420 * passes.c (make_pass_instance): New function.
7421 (next_pass_1): Change to call make_pass_instance.
7422 (pass_list_node): Move structure from gcc-plugin.h.
7423 (added_pass_nodes): Move variable from plugin.c.
7424 (prev_added_pass_nodes): Move variable from plugin.c.
7425 (position_pass): New function.
7426 (register_pass): New function.
7428 2009-09-28 Easwaran Raman <eraman@google.com>
7430 * ifcvt.c (noce_try_abs): Recognize pattern and call
7431 expand_one_cmpl_abs_nojump.
7432 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7433 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7435 2009-09-28 Ian Lance Taylor <iant@google.com>
7438 * c-opts.c (c_common_handle_option): Don't set
7439 warn_jump_misses_init for -Wall.
7440 * doc/invoke.texi (Warning Options): Update documentation.
7442 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7444 * Makefile.in ($(out_object_file)): Depend on
7445 gt-$(basename $(notdir $(out_file))).h.
7447 2009-09-28 Richard Henderson <rth@redhat.com>
7449 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7450 * except.c (gen_eh_region): Set it.
7451 (duplicate_eh_regions_1): Copy it.
7452 * tree-eh.c (lower_resx): Use it to determine which function
7455 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7456 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7457 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7458 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7459 BUILT_IN_CXA_END_CLEANUP if necessary.
7461 * c-common.c (c_define_builtins): Update call to
7462 build_common_builtin_nodes.
7464 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7466 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7468 2009-09-28 Michael Matz <matz@suse.de>
7470 * builtins.c (interclass_mathfn_icode): New helper.
7471 (expand_builtin_interclass_mathfn): Use it here, and split folding
7473 (fold_builtin_interclass_mathfn): ... this new folder.
7474 (build_call_nofold_loc): New static helper.
7475 (build_call_nofold): New wrapper macro for above.
7476 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7477 (expand_builtin_pow): Ditto.
7478 (expand_builtin_memset_args): Ditto.
7479 (expand_builtin_printf): Ditto.
7480 (expand_builtin_fprintf): Ditto.
7481 (expand_builtin_sprintf): Ditto.
7482 (expand_builtin_memory_chk): Ditto.
7483 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7484 (expand_builtin_stpcpy): Ditto.
7485 (expand_builtin_strcmp): Ditto.
7486 (expand_builtin_strncmp): Ditto.
7487 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7488 (expand_builtin_strcpy_args): Don't call folders.
7489 (expand_builtin_memcmp): Ditto.
7490 (expand_builtin_strncpy): Ditto, and use target.
7491 (expand_builtin_memcpy): Ditto.
7492 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7493 expand_builtin_strpbrk, expand_builtin_memmove,
7494 expand_builtin_memmove_args, expand_builtin_bcopy,
7495 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7496 expand_builtin_strspn, expand_builtin_strcspn,
7497 expand_builtin_fputs): Remove these.
7498 (expand_builtin): Don't call the above, change calls to other
7499 expanders that changed prototype.
7500 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7501 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7502 fold_builtin_interclass_mathfn.
7503 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7504 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7506 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7507 * passes.c (init_optimization_passes): Move pass_fold_builtins
7508 after last phiopt pass.
7509 * tree-inline.c (fold_marked_statements): When folding builtins
7510 iterate over all instruction potentially generated.
7511 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7513 (fold_gimple_call): Use it to always fold calls (into potentially
7514 multiple instructions).
7515 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7516 calls into zero at this time.
7517 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7518 statements generated by builtin folding.
7520 2009-09-28 Nick Clifton <nickc@redhat.com>
7522 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7524 2009-09-28 Duncan Sands <baldrick@free.fr>
7526 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7527 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7528 (register_callback): Dispatch it.
7529 (invoke_plugin_callbacks): Incorporate in sanity check.
7530 * ggc.h (ggc_register_cache_tab): Add declaration.
7531 * ggc-common.c (ggc_register_root_tab): Simplify.
7532 (const_ggc_cache_tab_t): New typedef.
7533 (extra_cache_vec): New vector of dynamically added cache tables.
7534 (ggc_register_cache_tab): New function.
7535 (ggc_scan_cache_tab): New function.
7536 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7537 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7539 2009-09-27 Richard Henderson <rth@redhat.com>
7541 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7542 which we remove __builtin_stack_restore.
7544 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7546 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7547 to test for GRD_INVARIANT.
7548 (simple_rhs_p): Anything that's function_invariant_p is fine.
7550 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7552 * gengtype.c (main): Use plunge_files instead of plugin_output.
7554 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7555 Rafael Avila de Espindola <espindola@google.com>
7557 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7558 Don't print pch related info if it is false.
7559 (main): Don't print pch info in plugin mode.
7561 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7563 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7564 with dw_val_class_const_double.
7565 (struct dw_val_struct): Replace val_long_long with val_double and
7566 adjust for above change.
7567 (output_loc_operands): Likewise.
7568 (add_AT_long_long): Rename into...
7569 (add_AT_double): ...this.
7570 (print_die): Replace dw_val_class_long_long with
7571 dw_val_class_const_double and adjust.
7572 (attr_checksum): Likewise.
7573 (same_dw_val_p): Likewise.
7574 (size_of_die): Likewise.
7575 (value_format): Likewise.
7576 (output_die): Likewise.
7577 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7578 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7579 instead of add_AT_long_long.
7580 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7581 value with the precision of its type.
7583 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7586 * c-typeck.c (build_conditional_expr): Use the readonly and
7587 volatile flags of the operand types, not of the operands itself.
7589 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7591 * collect2.c (main): Look for -brtl before adding libraries.
7593 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7595 * config.gcc: Update OpenBSD targets.
7596 * config/openbsd-stdint.h: New file.
7597 * config/openbsd-libpthread.h: New file.
7598 * config/openbsd.h: Update and break out LIB_SPEC definition.
7599 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7600 * config/i386/openbsdelf.h: Correct types.
7601 * config/m68k/openbsd.h: Likewise.
7602 * config/mips/openbsd.h: Likewise.
7603 * config/vax/openbsd.h: Likewise.
7605 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7607 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7608 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7609 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7610 of the length and zero.
7612 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7614 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7615 (FLAGS_H): Add options.h $(REAL_H).
7616 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7617 (TREE_VECTORIZER_H): New.
7618 (EBITMAP_H): Renamed from EBIMAP_H.
7619 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7620 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7621 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7622 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7623 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7624 (graphite-clast-to-gimple.o, graphite-dependences.o)
7625 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7626 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7627 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7628 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7629 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7630 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7631 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7632 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7633 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7634 updated and fixed as per above changes and per
7635 check_makefile_deps.sh output.
7638 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7639 * configure: Regenerate.
7641 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7643 * doc/install.texi: Update minimum MPC version to 0.7.
7645 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7647 * doc/install.texi (Binaries): Remove reference to the binary
7648 distribution CD-ROM from the FSF.
7650 2009-09-26 Michael Matz <matz@suse.de>
7654 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7655 that are mentioned in the body.
7657 2009-09-26 Michael Matz <matz@suse.de>
7659 PR tree-optimization/41454
7660 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7661 (tree_ssa_dominator_optimize): Don't allocate and free it.
7662 (dom_opt_leave_block): Don't iterate over it.
7663 (eliminate_redundant_computations): Don't return a value.
7664 (cprop_operand, cprop_into_stmt): Ditto.
7665 (optimize_stmt): Don't defer updating stmts.
7667 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7669 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7670 generic_parameter_die, template_parameter_pack_die,
7671 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7672 renaming DW_TAG_formal_parameter_pack and
7673 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7674 and DW_TAG_GNU_template_parameter_pack.
7676 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7678 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7679 * config/v850/v850.c (v850_function_value): New function.
7680 (TARGET_FUNCTION_VALUE): Define.
7682 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7684 * tree-vect-stmts.c (vectorizable_call): Call
7685 mark_symbols_for_renaming after vect_finish_stmt_generation.
7687 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7688 to loc_descriptor_from_tree.
7689 (add_location_or_const_value_attribute): Pass 0 instead of 2
7690 for decl_by_reference_p decls.
7692 2009-09-25 Richard Guenther <rguenther@suse.de>
7695 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7698 2009-09-25 Ben Elliston <bje@au.ibm.com>
7700 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7703 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7705 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7706 form of instruction.
7708 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * fold-const.c (const_binop): Handle complex int division.
7712 * tree-complex.c (expand_complex_div_straight,
7713 expand_complex_div_wide): Update comments.
7715 2009-09-24 DJ Delorie <dj@redhat.com>
7718 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7719 (reg_class): Likewise.
7720 (REG_CLASS_NAMES): Likewise.
7721 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7722 (m32c_override_options): Disable -fivopts for M32C.
7724 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7726 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7727 Delete VSX load/store with update support.
7728 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7729 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7733 (VStype_load_update): Ditto.
7734 (VStype_store_update): Ditto.
7735 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7736 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7738 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7739 load/store with update builtins.
7741 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7743 * libgcc2.c (L_trampoline): Prototype for getpagesize
7744 and mprotect in WINNT case.
7746 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7748 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7749 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7750 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7751 'outgoing' argument.
7752 (TARGET_FUNCTION_VALUE): Define.
7754 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7756 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7758 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7761 * common.opt: Initialize dwarf_strict to -1.
7762 * toplev.c (process_options): Catch unset dwarf_strict
7763 and set to 0 for all targets not overriding.
7764 * config/darwin.c (darwin_override_options): Catch unset
7765 dwarf_strict and override to 1.
7767 2009-09-24 Jeff Law <law@redhat.com>
7769 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7771 2009-09-24 Richard Guenther <rguenther@suse.de>
7773 PR tree-optimization/36143
7774 PR tree-optimization/38747
7775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7776 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7778 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7781 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7782 return false instead of gcc_unreachable (). For CONST return the
7783 value returned by recursive call instead of always returning true.
7784 (tree_add_const_value_attribute): Return the value returned by
7785 add_const_value_attribute instead of always returning true if rtl
7788 2009-09-23 Justin Seyster <jrseys@gmail.com>
7790 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7792 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7794 * cgraphunit.c (cgraph_lower_function): Revert last change.
7795 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7796 instead of DECL_NO_STATIC_CHAIN.
7797 * tree-cfg.c (verify_gimple_call): Likewise.
7798 * tree-nested.c (get_chain_decl, get_chain_field,
7799 convert_tramp_reference_op, convert_gimple_call): Likewise.
7800 (convert_all_function_calls): Likewise. Always set or clear
7801 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7802 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7803 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7805 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7806 DECL_NO_STATIC_CHAIN.
7807 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7808 instead of DECL_NO_STATIC_CHAIN.
7809 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7810 decl_function_context.
7811 * varasm.c (initializer_constant_valid_p): Likewise.
7812 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7813 (DECL_STATIC_CHAIN): ... this.
7814 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7815 instead of DECL_NO_STATIC_CHAIN.
7817 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7818 Rafael Avila de Espindola <espindola@google.com>
7820 * gengtype.c (nb_plugin_files): Make it unsigned to match
7821 num_gt_files. Adjust other variables to avoid warnings.
7822 (main): Allocate an all zero lang_bitmap before each plugin file name
7823 to match regular file names.
7825 2009-09-23 Richard Henderson <rth@redhat.com>
7827 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7828 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7829 static chain passed in memory.
7830 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7831 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7832 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7833 STATIC_CHAIN_REGNUM defined.
7835 * config/picochip/picochip-protos.h: s/class/klass/.
7836 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7837 (picochip_static_chain): New.
7838 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7839 (STATIC_CHAIN_INCOMING): Remove.
7841 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7842 (xtensa_static_chain): New.
7843 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7844 (STATIC_CHAIN_INCOMING): Remove.
7846 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7848 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7849 * config/pa/pa-protos.h (function_value): Remove.
7850 * config/pa/pa.c (pa_function_value): Rename from function_value.
7851 Make static, add 'outgoing' argument.
7852 (TARGET_FUNCTION_VALUE): Define.
7854 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7856 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7857 instead of cfun->machine->is_leaf.
7858 * config/avr/avr.h (machine_function): Remove is_leaf field.
7860 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7863 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7864 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7865 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7866 the same size, prefer DW_OP_stack_value.
7867 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7868 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7870 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7873 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7875 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7878 * cfgexpand.c (convert_debug_memory_address): New.
7879 (expand_debug_expr): Convert base address and offset to the same
7880 mode. Use it to convert addresses to other modes. Accept
7883 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7886 * function.h (types_used_by_vars_hash): Declare new hash table.
7887 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7888 equality and hash function for the hash table.
7889 (types_used_by_cur_var_decl): Declare a new global chained list.
7890 (types_used_by_var_decl_insert): Declare new function.
7891 * function.c (types_used_by_vars_hash): Define the hashtable ...
7892 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7893 its equality and hash functions.
7894 (hash_types_used_by_vars_entry): New hash helper.
7895 (types_used_by_cur_var_decl): Define the global chained list.
7896 (used_types_insert): Update the list of types used by the global
7897 variable being parsed.
7898 (types_used_by_var_decl_insert): Define new function.
7899 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7900 * c-common.c (record_types_used_by_current_var_decl): ... new
7902 * c-decl.c (finish_decl): Record the types used by the global
7903 variable declaration we've just parsed.
7904 * dwarf2out.c (premark_used_types): Insert a new line between
7905 comment and function.
7906 (premark_used_types_helper): Fix comment.
7907 (premark_types_used_by_global_vars_helper,
7908 premark_types_used_by_global_vars): New functions.
7909 (prune_unused_types): Do not prune types used by global variables.
7911 2009-09-23 Richard Guenther <rguenther@suse.de>
7913 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7914 produced for bigendian targets with promoted subregs.
7916 2009-09-23 Richard Guenther <rguenther@suse.de>
7918 * value-prof.c (gimple_ic): Purge old EH edges only after building
7921 2009-09-23 Nick Clifton <nickc@redhat.com>
7923 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7925 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7928 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7931 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7932 on non-nested functions.
7934 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7935 Jan Hubicka <jh@suse.cz>
7937 * dwarf2out.c (loc_list_plus_const): Only define if
7938 DWARF2_DEBUGGING_INFO.
7939 (address_of_int_loc_descriptor): Likewise.
7942 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7944 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7947 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7948 constant is more than zero.
7950 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7953 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7954 call final to emit non-scheduled prologue, instead insert at entry.
7956 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7957 Joseph S. Myers <joseph@codesourcery.com>
7959 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7961 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7962 Rafael Avila de Espindola <espindola@google.com>
7964 * gengtype.c (is_file_equal): New function.
7965 (close_output_files): Use is_file_equal. Free of->buf.
7967 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7968 Rafael Avila de Espindola <espindola@google.com>
7970 * gengtype.c (write_types, write_local): Add the output_header
7971 argument. Update all callers.
7973 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7975 * dwarf2out.c (template_parameter_pack_die,
7976 gen_formal_parameter_pack_die ): New functions.
7977 (make_ith_pack_parameter_name): Remove this function.
7978 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7979 DW_TAG_formal_parameter_pack.
7980 (gen_generic_params_dies): Represent each template parameter pack
7981 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7982 represented by usual DW_TAG_template_*_parameter DIEs that are
7983 children of the DW_TAG_template_parameter_pack element DIE.
7984 (generic_parameter_die): This doesn't deal with parameter pack
7985 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7986 of parameter pack DIEs.
7987 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7988 in certain cases, e.g. for pack elements.
7989 (gen_formal_types_die, gen_decl_die): Adjust usage of
7990 gen_formal_parameter_die.
7991 (gen_subprogram_die): Represent each function parameter pack by a
7992 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7993 represented by usual DW_TAG_formal_parameter DIEs that are children
7994 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7995 ____builtin_va_alist decls as no part of the compiler uses those
7997 * langhooks.h (struct lang_hooks_for_decls): Add
7998 function_parm_expanded_from_pack_p, get_generic_function_decl
7999 and function_parameter_pack_p hooks. Fix comment for
8000 get_innermost_generic_parms hook.
8001 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8002 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8003 macros and use them to initialize lang_hook.
8005 2009-09-22 Richard Henderson <rth@redhat.com>
8007 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8008 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
8009 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8010 on TRAMPOLINE_TEMPLATE.
8011 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8012 TRAMPOLINE_ADJUST_ADDRESS.
8013 * targhooks.c (default_asm_trampoline_template): Remove.
8014 (default_trampoline_adjust_address): Remove.
8015 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8016 * targhooks.h: Update decls.
8018 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8020 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8021 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8022 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8024 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
8027 * reload1.c (reload): Reset debug insns with pseudos without
8030 2009-09-22 Janis Johnson <janis187@us.ibm.com>
8032 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8033 unconditional true for decimal float modes.
8034 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8035 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8037 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8039 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8040 Enable a new case for __FreeBSD__ >= 7.
8041 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8042 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8043 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8044 and USE_LD_AS_NEEDED.
8046 * doc/install.texi (*-*-freebsd*): Update target information.
8048 2009-09-22 Richard Guenther <rguenther@suse.de>
8051 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
8052 arrays really properly.
8054 2009-09-22 Richard Henderson <rth@redhat.com>
8057 * target.h (struct gcc_target): Add asm_out.trampoline_template,
8058 calls.static_chain, calls.trampoline_init,
8059 calls.trampoline_adjust_address.
8060 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8061 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8062 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8063 * builtins.c (expand_builtin_setjmp_receiver): Use
8064 targetm.calls.static_chain; only clobber registers.
8065 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8066 set up memory attributes properly for the trampoline block.
8067 (expand_builtin_adjust_trampoline): Use
8068 targetm.calls.trampoline_adjust_address.
8069 * calls.c (prepare_call_address): Add fndecl argument. Use
8070 targetm.calls.static_chain.
8071 * df-scan.c (df_need_static_chain_reg): Remove.
8072 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
8073 consolodate static chain handling.
8074 * doc/tm.texi: Document new hooks.
8075 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8076 (init_emit_regs): Don't initialize them.
8077 * expr.h (prepare_call_address): Update decl.
8078 * final.c (profile_function): Use targetm.calls.static_chain.
8079 * function.c (expand_function_start): Likewise.
8080 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8081 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8082 only clobber registers.
8083 * targhooks.c (default_static_chain): New.
8084 (default_asm_trampoline_template, default_trampoline_init): New.
8085 (default_trampoline_adjust_address): New.
8086 * targhooks.h: Declare them.
8087 * varasm.c (assemble_trampoline_template): Use
8088 targetm.asm_out.trampoline_template. Make the memory block const
8091 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
8092 alpha_initialize_trampoline. Make static. Merge VMS parameter
8093 differences into the TARGET_ABI_OPEN_VMS code block.
8094 (TARGET_TRAMPOLINE_INIT): New.
8095 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8096 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8097 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8098 (INITIALIZE_TRAMPOLINE): Remove.
8100 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8101 (TRAMPOLINE_TEMPLATE): Merge with ...
8102 (INITIALIZE_TRAMPOLINE): ... this and move ...
8103 * config/arc/arc.c (arc_trampoline_init): ... here.
8104 (TARGET_TRAMPOLINE_INIT): New.
8106 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8107 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8108 (arm_asm_trampoline_template): New.
8109 (arm_trampoline_init, arm_trampoline_adjust_address): New.
8110 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8111 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8112 code to arm_asm_trampoline_template.
8113 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
8114 arm_trampoline_adjust_address.
8115 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8116 adjust for target hook parameters.
8118 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8121 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8122 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8123 (bfin_trampoline_init): Rename from initialize_trampoline;
8124 make static; update for target hook parameters.
8125 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8126 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8127 bfin_asm_trampoline_template.
8128 (INITIALIZE_TRAMPOLINE): Remove.
8130 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8131 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8132 cris_trampoline_init): New.
8133 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8134 cris_asm_trampoline_template.
8135 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8136 adjust for target hook parameters.
8138 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8140 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8141 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8142 fr30_trampoline_init): New.
8143 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8144 fr30_asm_trampoline_template.
8145 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8146 adjust for target hook parameters.
8148 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8149 (frv_trampoline_init): Rename from frv_initialize_trampoline;
8150 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8151 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8152 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8154 * config/h8300/h8300.c (h8300_trampoline_init): New.
8155 (TARGET_TRAMPOLINE_INIT): New.
8156 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8157 to h8300_trampoline_init and adjust for hook parameters.
8159 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8160 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8161 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8162 make static; adjust for hook parameters.
8163 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8165 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8166 (TARGET_TRAMPOLINE_INIT): New.
8167 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8168 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8169 iq2000_asm_trampoline_template.
8170 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8171 (TRAMPOLINE_CODE_SIZE): New.
8172 (TRAMPOLINE_SIZE): Use it.
8173 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
8175 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8176 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8177 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8178 adjust for hook parameters.
8179 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8181 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8182 (m32r_trampoline_init): New.
8183 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8184 m32r_trampoline_init.
8186 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8187 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8188 make static; update for hook parameters.
8189 * config/m68hc11/m68hc11-protos.h: Update.
8190 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8192 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8193 (TARGET_TRAMPOLINE_INIT): New.
8194 (mcore_function_value): Fix typo.
8195 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
8196 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8197 to mcore_asm_trampoline_template.
8198 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8200 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8201 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8202 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
8203 update for hook parameters.
8204 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
8206 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8207 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8208 mips_trampoline_init): New.
8209 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8210 mips_asm_trampoline_template.
8211 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8212 update for hook parameters.
8214 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8215 (TARGET_TRAMPOLINE_INIT): New.
8216 (mmix_trampoline_size): Remove.
8217 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8218 make static. Remove out-of-date tetra vs octa comment.
8219 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8220 make static; update for hook parameters.
8221 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8222 (INITIALIZE_TRAMPOLINE): Remove.
8223 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8224 (TRAMPOLINE_ALIGNMENT): New.
8225 * gcc/config/mmix/mmix-protos.h: Update.
8227 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8228 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8229 mn10300_trampoline_init): New.
8230 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8231 mn10300_asm_trampoline_template.
8232 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8234 * config/moxie/moxie.c (moxie_static_chain,
8235 moxie_asm_trampoline_template, moxie_trampoline_init,
8236 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8237 TARGET_TRAMPOLINE_INIT): New.
8238 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8239 moxie_trampoline_init.
8240 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8241 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8243 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8244 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8245 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8246 pa_trampoline_adjust_address): New.
8247 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8248 pa_asm_trampoline_template.
8249 (TRAMPOLINE_ALIGNMENT): New.
8250 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
8251 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8252 adjust for hook parameters.
8253 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8255 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8256 (TARGET_TRAMPOLINE_INIT): New.
8257 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8258 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8260 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8262 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8263 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8264 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8265 make static; adjust parameters for the hook.
8266 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8268 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8269 s390_trampoline_template; make static.
8270 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8271 make static; adjust for target hook.
8272 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8273 * config/s390/s390-protos.h: Remove trampoline decls.
8274 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8275 (TRAMPOLINE_TEMPLATE): Remove.
8276 (TRAMPOLINE_ALIGNMENT): New.
8278 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8279 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8280 (TARGET_TRAMPOLINE_INIT): New.
8281 (score_asm_trampoline_template): New.
8282 (score_trampoline_init): Rename from score_initialize_trampoline;
8283 make static; adjust for hook parameters.
8284 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8285 score[37]_asm_trampoline_template.
8286 (INITIALIZE_TRAMPOLINE): Remove.
8287 * config/score/score3.c (score3_asm_trampoline_template): New.
8288 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8289 adjust for target hook.
8290 * config/score/score7.c (score7_asm_trampoline_template): New.
8291 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8292 adjust for target hook.
8293 * config/score/score3.h, config/score/score7.h: Update.
8295 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8296 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8297 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8298 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8299 make static; adjust for target hook parameters.
8300 (sh_trampoline_adjust_address): New.
8301 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8302 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8304 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8305 (sparc32_initialize_trampoline): Rename from
8306 sparc_initialize_trampoline; make static; replace tramp parameter
8307 with m_tramp and update memory accesses.
8308 (sparc64_initialize_trampoline): Similarly.
8309 (sparc_trampoline_init): New.
8310 * config/sparc/sparc-protos.h: Remove trampoline decls.
8311 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8312 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8314 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8315 (array_to_constant): Make ARR parameter const.
8316 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8317 make static; update for hook parameters.
8318 * config/spu/spu-protos.h: Update decls.
8319 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8321 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8322 from xstormy16_initialize_trampoline; make static; update for
8324 (TARGET_TRAMPOLINE_INIT): New.
8325 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8327 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8328 (TARGET_TRAMPOLINE_INIT): New.
8329 (v850_can_eliminate): Make static.
8330 (v850_asm_trampoline_template, v850_trampoline_init): New.
8331 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8332 v850_asm_trampoline_template.
8333 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8334 and adjust for target hook parameters.
8336 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8337 (TARGET_TRAMPOLINE_INIT): New.
8338 (vax_asm_trampoline_template, vax_trampoline_init): New.
8339 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8340 vax_asm_trampoline_template.
8341 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8343 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8344 (TARGET_TRAMPOLINE_INIT): New.
8345 (xtensa_asm_trampoline_template): Rename from
8346 xtensa_trampoline_template; make static.
8347 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8348 make static; update for hook parameters.
8349 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8350 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8351 (INITIALIZE_TRAMPOLINE): Remove.
8353 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8354 error for nested functions with regparm=3.
8355 (ix86_compute_frame_layout): Adjust frame pointer offset for
8356 ix86_static_chain_on_stack.
8357 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8358 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8359 don't reset to UNITS_PER_WORD.
8360 (ix86_emit_leave): Adjust ix86_cfa_state.
8361 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8362 (ix86_static_chain): New.
8363 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8364 make static; update for target hook parameters; use ix86_static_chain.
8365 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8366 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8367 (INITIALIZE_TRAMPOLINE): Remove.
8368 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8369 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8370 to the end. Add static_chain_on_stack.
8371 (ix86_static_chain_on_stack): New.
8373 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8374 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8375 (m68k_trampoline_init): New.
8376 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8377 m68k_trampoline_init and adjust for hook parameters.
8378 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8379 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8381 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8383 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8384 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8386 * reload1.c (reload): Call wrap_constant when substituting
8387 reg for equiv inside of DEBUG_INSNs.
8390 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8391 add_call_src_coords_attributes, add_high_low_attributes,
8392 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8393 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8394 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8395 when -gdwarf-2 -gstrict-dwarf.
8396 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8397 -gdwarf-[23] -gstrict-dwarf.
8398 (address_of_int_loc_descriptor, loc_descriptor,
8399 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8400 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8401 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8403 2009-09-22 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/41428
8406 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8407 (ccp_finalize): Pass it to substitute_and_fold.
8409 2009-09-22 Richard Guenther <rguenther@suse.de>
8411 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8412 (substitute_and_fold): Adjust prototype.
8413 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8414 (simplify_stmt_using_ranges): Likewise.
8415 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8416 (vrp_fold_stmt): New function.
8417 (vrp_finalize): Pass it to substitute_and_fold.
8418 * tree-flow.h (vrp_evaluate_conditional): Remove.
8419 (simplify_stmt_using_ranges): Likewise.
8420 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8421 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8422 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8424 (fold_predicate_in): Move to tree-vrp.c.
8425 (substitute_and_fold): Use the callback instead of calling into
8426 tree-vrp.c functions directly.
8428 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8430 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8431 comparison warning on rs6000.
8434 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8435 GIMPLE_EH_MUST_NOT_THROW cleanup.
8436 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8438 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8441 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8442 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8443 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8444 libSystem which is derived from the gcc 4.2.1 unwinder.
8446 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8449 * varasm.c (default_encode_section_info): Copy TLS model into
8450 sym_ref flags regardless of backend support for TLS, for all
8451 model types except TLS_MODEL_EMULATED.
8453 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8456 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8457 we can handle it correctly.
8459 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8461 * doc/install.texi (os2): Remove section.
8463 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8465 * doc/standards.texi (Objective-C): Adjust two URLs.
8467 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8469 * tree-tailcall.c (process_assignment): Don't check if a
8470 multiplication or an addition are already present.
8471 (find_tail_calls): Combine multiple additions and multiplications.
8472 (adjust_accumulator_values): Emit accumulators.
8474 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8476 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8477 xmm register restore.
8479 2009-09-21 Jan Hubicka <jh@suse.cz>
8481 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8482 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8485 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8487 * stor-layout.c (layout_type): Remove obsolete code.
8489 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8492 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8494 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8497 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8498 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8499 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8500 * fold-const.c (const_binop): Likewise.
8501 * real.h (do_mpc_arg2): Update prototype.
8503 2009-09-20 Jan Hubicka <jh@suse.cz>
8505 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8506 (add_location_or_const_value_attribute): Rewrite using
8508 (tree_add_const_value_attribute): Return true if successful.
8509 (tree_add_const_value_attribute_for_decl): Likewise.
8511 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8512 (loc_descriptor): ... here;
8513 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8514 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8515 pool items that was not marked for output.
8516 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8517 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8518 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8519 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8520 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8521 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8522 DW_OP_stack_value to get address of items that are not available
8524 (dw_loc_list): Handle single element lists correctly.
8526 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8527 Pascal Obry <obry@adacore.com>
8529 * unwind-dw2-fde.c (classify_object_over_fdes):
8530 Cast the constant 1 to _Unwind_Ptr.
8531 (add_fdes): Likewise.
8532 (linear_search_fdes): Likewise.
8534 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8536 * stor-layout.c (set_sizetype): Avoid useless type copy.
8538 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8540 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8542 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8543 * configure, config.in: Regenerate.
8544 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8546 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8547 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8548 for global data if the output could be used in a shared library.
8549 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8550 to 0 if TARGET_WRITABLE_EH_FRAME.
8552 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8554 PR rtl-optimization/39886
8555 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8556 just when insn is equal to BB_END (bb).
8558 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8560 * config/mips/mips.opt (mrelax-pic-calls): New option.
8561 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8563 (mips_unspec_call): Change "unspec_call" expander into this.
8564 (mips_strip_unspec_call): New function.
8565 (mips_got_load): Call mips_unspec_call instead of
8566 gen_unspec_call<mode>.
8567 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8569 (mips_cfg_in_reorg): New function.
8570 (mips16_lay_out_constants): Use it to decide whether to call
8571 CFG-aware insn splitting.
8572 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8573 mips_reorg. Move DF set-up code from here ...
8574 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8576 (mips_reorg): Call mips_df_reorg instead of
8577 r10k_insert_cache_barriers. Move CFG set-up code here from
8578 r10k_insert_cache_barriers.
8579 (mips_call_expr_from_insn): New function.
8580 (mips_pic_call_symbol_from_set): Likewise.
8581 (mips_find_pic_call_symbol): Likewise.
8582 (mips_annotate_pic_call_expr): Likewise.
8583 (mips_get_pic_call_symbol): Likewise.
8584 (mips_annotate_pic_calls): Likewise.
8585 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8587 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8588 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8589 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8591 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8592 (unspec_call<mode>): Remove it.
8593 (sibcall_internal, sibcall_value_internal,
8594 sibcall_value_multiple_internal, call_internal, call_split,
8595 call_value_internal, call_value_split,
8596 call_value_multiple_internal, call_value_multiple_split): Pass
8597 SIZE_OPNO to MIPS_CALL.
8598 (call_internal_direct, call_direct_split,
8599 call_value_internal_direct, call_value_direct_split): Pass -1 as
8600 SIZE_OPNO to MIPS_CALL.
8601 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8602 * configure: Regenerate.
8603 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8604 and -mno-relax-pic-calls.
8605 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8607 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8610 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8611 in the directory this rule is called from, rather than the
8612 toplevel 'gcc' directory, to fix in-tree build.
8614 2009-09-19 Chris Demetriou <cgd@google.com>
8616 PR preprocessor/28435:
8617 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8618 to cpplib that the preprocessor output is needed.
8620 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8622 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8623 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8624 *return_and_restore_fpregs_<mode>,
8625 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8628 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8629 instead of assuming it has always a REG inside of it.
8631 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8633 * config/freebsd.h: Update comment on types.
8634 (WINT_TYPE): Define.
8636 2009-09-18 Jason Merrill <jason@redhat.com>
8638 * c.opt: Add -fno-deduce-init-list.
8640 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8642 * value-prof.c (interesting_stringop_to_profile_p): Added output
8643 argument to indicate which parameter is the size parameter.
8644 * value-prof.c (gimple_stringop_fixed_value): Use
8645 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8646 * value-prof.c (gimple_stringops_transform): Update call sites to
8647 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8649 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8652 From David Binderman <dcb314@hotmail.com>:
8653 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8654 local variable f. Remove stale comments.
8655 (ix86_compute_frame_layout): Remove useless local variable total_size.
8656 Remove #if 0'd code.
8657 (legitimate_address_p): Remove useless local variables
8658 reason_rtx and reason.
8659 (ix86_split_copysign_const): Remove useless local variable op1.
8660 (scale_counter): Remove useless local variable piece_size_mask.
8662 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8664 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8667 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8670 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8672 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8674 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8677 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8679 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8680 DW_OP_implicit_value even without dwarf_version 4.
8682 2009-09-17 Jan Hubicka <jh@suse.cz>
8684 * dwarf2out.c: Include tree-pass.h and gimple.h.
8685 (loc_list_plus_const): New function.
8686 (loc_descriptor_from_tree_1): Rename to ...
8687 (loc_descriptor_from_tree): ... remove original.
8688 (loc_list_from_tree): New function.
8689 (add_AT_location_description): Accept location list.
8690 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8691 (concatn_mem_loc_descriptor): Remove.
8692 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8694 (secname_for_decl): Move up.
8695 (hidden_reference_p): New function; break out from ...
8696 (loc_by_refernece): ... here; move up.
8697 (dw_loc_list): New function.
8698 (single_element_loc_list): New function.
8699 (single_element_loc_list_p): New function.
8700 (add_loc_descr_to_each): New function.
8701 (add_loc_list): New function.
8702 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8703 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8704 add diagnostics why expansion failed.
8705 (add_location_or_const_value_attribute): Support location lists.
8706 (add_bound_info): Likewise.
8707 (descr_info_loc): Update call of loc_descriptor_from_tree.
8708 (gen_variable_die): Work on location lists.
8709 * final.c (pass_final): Add dump file.
8710 * Makefile.in (dwarf2out.o): Add new dependencies.
8712 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8715 * real.c decimal_from_integer, decimal_integer_string): New.
8716 (real_from_integer): Use them as special case for decimal float.
8717 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8718 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8719 Do not append zero after the decimal point in string to convert.
8721 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8723 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8724 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8726 2009-09-17 Martin Jambor <mjambor@suse.cz>
8728 * common.opt (fipa-sra): New switch.
8729 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8730 * timevar.def (TV_IPA_SRA): New timevar.
8731 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8732 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8733 * tree-sra.c: Include cgraph.c.
8734 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8735 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8736 and grp_not_necessarilly_dereferenced.
8737 (func_param_count): New variable.
8738 (encountered_apply_args): New variable.
8739 (bb_dereferences): New variable.
8740 (final_bbs): New variable.
8741 (no_accesses_representant): New variable.
8742 (no_accesses_p): New function.
8743 (dump_access): Dump the new fields.
8744 (sra_initialize): Set encountered_apply_args to false.
8745 (get_ssa_base_param): New function.
8746 (mark_parm_dereference): New function.
8747 (create_access): Caring for INIDRECT_REFs and different handling of
8748 varialble length accesses in early IPA SRA. Store the stmt - a new
8749 parameter - to the new access.
8750 (build_access_from_expr_1): New parameter stmt, passed to
8751 create_access. Handle INDIRECT_REFs.
8752 (build_access_from_expr): Pass the current statement to
8753 build_access_from_expr_1.
8754 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8756 (build_accesses_from_assign): Pass the current statement to
8757 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8758 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8759 final_bbs when necessary. Check for calls to __builtin_apply_args.
8760 Fixup EH info if anythng was changed.
8761 (is_unused_scalar_param): New function.
8762 (ptr_parm_has_direct_uses): New function.
8763 (find_param_candidates): New function.
8764 (mark_maybe_modified): New function.
8765 (analyze_modified_params): New function.
8766 (propagate_dereference_distances): New function.
8767 (dump_dereferences_table): New function.
8768 (analyze_caller_dereference_legality): New function.
8769 (unmodified_by_ref_scalar_representative): New function.
8770 (splice_param_accesses): New function.
8771 (decide_one_param_reduction): New function.
8772 (enum ipa_splicing_result): New type.
8773 (splice_all_param_accesses): New function.
8774 (get_param_index): New function.
8775 (turn_representatives_into_adjustments): New function.
8776 (analyze_all_param_acesses): New function.
8777 (get_replaced_param_substitute): New function.
8778 (get_adjustment_for_base): New function.
8779 (replace_removed_params_ssa_names): New function.
8780 (sra_ipa_reset_debug_stmts): New function.
8781 (sra_ipa_modify_expr): New function.
8782 (sra_ipa_modify_assign): New function.
8783 (convert_callers): New function.
8784 (modify_function): New function.
8785 (ipa_sra_preliminary_function_checks): New function.
8786 (ipa_early_sra): New function.
8787 (ipa_early_sra_gate): New function.
8788 (pass_early_ipa_sra): New variable.
8789 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8791 2009-09-17 Michael Matz <matz@suse.de>
8794 * tree.c (build_type_attribute_qual_variant): Export.
8795 * tree.h (build_type_attribute_qual_variant): Declare.
8796 * tree-inline.c (remap_type_1): Use it to build variants with
8797 the original qualifiers and attributes.
8799 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8801 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8802 without a fallthrough edge.
8804 2009-09-16 DJ Delorie <dj@redhat.com>
8806 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8807 chip and ignore the "fast_interrupt" attribute if so.
8809 2009-09-16 Richard Henderson <rth@redhat.com>
8812 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8815 2009-09-16 Richard Henderson <rth@redhat.com>
8818 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8819 is set only if DECL_NO_STATIC_CHAIN is unset.
8820 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8821 (FOR_EACH_NEST_INFO): New.
8822 (walk_all_functions): Use it.
8823 (finalize_nesting_tree): Likewise.
8824 (unnest_nesting_tree): Likewise.
8825 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8826 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8827 (convert_gimple_call): Early out if gimple_call_chain already set.
8828 (convert_all_function_calls): Iterate until no new functions
8829 require a static chain.
8830 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8831 when building a trampoline. Use dump_function_to_file instead
8833 (lower_nested_functions): Open dump_file. Validate that decls
8834 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8835 bit reset by this pass.
8837 2009-09-16 Michael Matz <matz@suse.de>
8840 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8841 shorten decl_common_unused.
8842 (DECL_RESTRICTED_P): New accessor.
8843 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8844 to disambiguate marked decls and restrict pointers.
8846 2009-09-16 Richard Henderson <rth@redhat.com>
8849 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8851 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8853 * integrate.c (set_block_abstract_flags): Call
8854 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8856 2009-09-16 Richard Guenther <rguenther@suse.de>
8859 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8862 2009-09-16 DJ Delorie <dj@redhat.com>
8863 Kaz Kojima <kkojima@gcc.gnu.org>
8865 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8866 (sh_expand_prologue): Update calls to output_stack_adjust.
8867 (sh_expand_epilogue): Likewise.
8869 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8872 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8873 trying to limit the extent of searches in the insn stream.
8875 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8876 Jakub Jelinek <jakub@redhat.com>
8880 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8882 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8883 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8884 (rs6000_savres_strategy): Always save FP registers inline if the
8885 target doesn't support hardware double-precision. Set the above
8886 bits in return value when needed.
8887 (rs6000_savres_routine_sym): Fix computation for cache selector.
8888 Mark the generated symbol as a function. Rename exitp argument to
8889 lr. Move code for determining the name of the symbol...
8890 (rs6000_savres_routine_name): ...here. New function. Add cases for
8891 getting the names right on AIX and 64-bit Linux.
8892 (savres_routine_name): New variable.
8893 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8894 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8895 on what the target routine uses as a base register. If savep && lr
8896 describe saving of r0 into memory slot.
8897 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8898 line calls for AIX ABI.
8899 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8900 determine FP save/restore functions.
8901 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8902 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8904 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8905 Duplicate restoration of LR and execute the appropriate one
8906 depending on whether GPRs are being restored inline. Set r11 from
8907 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8908 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8909 Fix out of line calls for AIX ABI.
8910 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8912 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8914 (*restore_gpregs_spe): Likewise.
8915 (*return_and_restore_gpregs_spe): Likewise.
8916 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8917 Define to empty string unconditionally.
8918 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8919 Define to empty string unconditionally.
8920 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8923 2009-09-15 Jan Hubicka <jh@suse.cz>
8925 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8926 * params.def (inline-insns-auto): Likewise.
8928 2009-09-15 Martin Jambor <mjambor@suse.cz>
8930 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8931 individual statements only at TDF_DETAILS dump level. Format
8932 source for 80 characters per line.
8934 2009-09-15 Christian Bruel <christian.bruel@st.com>
8936 * regrename.c (do_replace): Update REG_DEAD notes.
8938 2009-09-15 Revital Eres <eres@il.ibm.com>
8940 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8941 * targhooks.c (default_builtin_support_vector_misalignment):
8942 New builtin function.
8943 * targhooks.h (default_builtin_support_vector_misalignment):
8945 * target.h (builtin_support_vector_misalignment):
8946 New field in struct gcc_target.
8947 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8948 new builtin function.
8949 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8951 * config/rs6000/rs6000.c
8952 (rs6000_builtin_support_vector_misalignment): New function.
8953 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8955 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8957 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8959 (bfin_optimize_loop): Likewise.
8960 (bfin_gen_bundles): Likewise.
8961 (workaround_speculation): Likewise.
8962 (find_load): Return NULL_RTX for debug_insn.
8964 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8966 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8969 2009-09-14 DJ Delorie <dj@redhat.com>
8971 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8972 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8975 2009-09-14 Richard Henderson <rth@redhat.com>
8976 Jakub Jelinek <jakub@redhat.com>
8978 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8979 * cfgbuild.c (make_edges): Handle asm goto.
8980 * cfglayout.c (fixup_reorder_chain): Likewise.
8981 * cfgrtl.c (patch_jump_insn): Likewise.
8982 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8983 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8984 (gimple_build_asm_vec): Add and use labels parameter.
8985 (gimple_build_asm): Remove.
8986 (walk_gimple_asm): Walk labels too.
8987 * gimple.def (GIMPLE_ASM): Update docs.
8988 * gimple.h: Update decls.
8989 (struct gimple_statement_asm): Change nc to use unsigned char;
8991 (gimple_asm_nlabels): New.
8992 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8993 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8994 into gimple_build_asm_vec.
8995 * jump.c (mark_jump_label_asm): New.
8996 (mark_jump_label): Use it.
8997 (redirect_jump_1): Handle asm goto.
8998 (invert_jump_1): Soft fail if X is null.
8999 * recog.c (extract_asm_operands): New.
9000 (asm_noperands): Use it; handle asm labels.
9001 (decode_asm_operands): Use extract_asm_operands.
9002 (asm_operand_ok): Properly handle empty string.
9003 * reg-stack.c (get_asm_operands_in_out): Rename from
9004 get_asm_operand_n_inputs; use extract_asm_operands; return both
9005 inputs and outputs by reference; update all callers.
9006 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9007 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9008 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9009 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9010 (extract_asm_operands): Declare.
9011 * stmt.c (expand_asm_operands): Add and use labels parameter.
9012 (check_unique_operand_names): Likewise.
9013 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9014 (expand_asm_stmt): Handle asm labels.
9015 * tree-cfg.c (make_gimple_asm_edges): New.
9016 (make_edges): Use it.
9017 (cleanup_dead_labels): Handle asm labels.
9018 (is_ctrl_altering_stmt): Likewise.
9019 (gimple_redirect_edge_and_branch): Likewise.
9020 * tree.def (ASM_EXPR): Add 5th operand.
9021 * tree.h (ASM_LABELS): New.
9022 (resolve_asm_operand_names): Update decl.
9024 * c-parser.c (c_parser_asm_statement): Parse asm goto.
9025 (c_parser_asm_goto_operands): New.
9026 * c-tree.h (build_asm_expr): Update decl.
9027 * c-typeck.c (build_asm_expr): Add and use labels parameter.
9028 * doc/extend.texi: Document asm goto.
9030 2009-09-14 Richard Henderson <rth@redhat.com>
9032 * except.h: Update declarations.
9033 (struct pointer_map_t): Forward declare.
9034 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9035 (struct eh_landing_pad_d, eh_landing_pad): New.
9036 (struct eh_catch_d, eh_catch): New.
9037 (struct eh_region_d): Remove next_region_sharing_label, aka,
9038 label, tree_label, landing_pad, post_landing_pad, resume,
9039 may_contain_throw. Rename region_number to index. Remove
9040 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
9041 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9042 (VEC(eh_landing_pad,gc)): New.
9043 (struct eh_status): Remove last_region_number. Add lp_array,
9044 throw_stmt_table, ttype_data, ehspec_data.
9045 (ehr_next, FOR_ALL_EH_REGION_AT): New.
9046 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9047 * except.c (lang_protect_cleanup_actions): Return tree.
9048 (struct ehl_map_entry): Remove.
9049 (init_eh_for_function): Push zero entries for region and lp_array.
9050 (gen_eh_region): Add to region_array immediately.
9051 (gen_eh_region_catch): Operate on eh_catch objects.
9052 (gen_eh_landing_pad): New.
9053 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9054 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9055 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
9056 (get_eh_landing_pad_from_number_fn): New.
9057 (get_eh_landing_pad_from_number): New.
9058 (get_eh_region_from_lp_number_fn): New.
9059 (get_eh_region_from_lp_number): New.
9060 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9061 (get_exception_pointer, get_exception_filter): Remove.
9062 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
9063 (current_function_has_exception_handlers): Simplify.
9064 (bring_to_root, eh_region_replaceable_by_p): Remove.
9065 (replace_region, hash_type_list, hash_eh_region): Remove.
9066 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9067 (label_to_region_map, num_eh_regions): Remove.
9068 (get_next_region_sharing_label, must_not_throw_labels): Remove.
9069 (find_exception_handler_labels): Remove.
9070 (duplicate_eh_regions_0, find_prev_try): Remove.
9071 (struct duplicate_eh_regions_data): New.
9072 (duplicate_eh_regions_1): Rewrite.
9073 (duplicate_eh_regions): Return a pointer map instead of an
9075 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9076 (redirect_eh_edge_to_label): Remove.
9077 (eh_region_outermost): Rewrite using eh_region pointers
9078 instead of integers.
9079 (add_ttypes_entry): Update for ttype_data move to eh_status.
9080 (add_ehspec_entry): Rewrite with VEC instead of varray.
9081 (assign_filter_values): Likewise. Export.
9082 (build_post_landing_pads, connect_post_landing_pads): Remove.
9083 (dw2_build_landing_pads): Rewrite to use lp_array.
9084 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9085 (sjlj_assign_call_site_values): Rewrite to use lp_array.
9086 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9087 (sjlj_mark_call_sites): Update for landing pad numbers.
9088 (finish_eh_generation): Rewrite.
9089 (gate_handle_eh): Do nothing for no eh tree.
9090 (pass_rtl_eh): Move up near finish_eh_generation.
9091 (remove_eh_landing_pad): New.
9092 (remove_eh_handler): Export.
9093 (remove_eh_region, remove_eh_handler_and_replace): Remove.
9094 (for_each_eh_label): Rewrite to use lp_array.
9095 (make_reg_eh_region_note): New.
9096 (make_reg_eh_region_note_nothrow_nononlocal): New.
9097 (insn_could_throw_p): New.
9098 (copy_reg_eh_region_note_forward): New.
9099 (copy_reg_eh_region_note_backward): New.
9100 (check_handled, add_reachable_handler): Remove.
9101 (reachable_next_level, foreach_reachable_handler): Remove.
9102 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9103 (get_eh_region_and_lp_from_rtx): New.
9104 (get_eh_region_from_rtx): New.
9105 (can_throw_internal_1, can_throw_external_1): Remove.
9106 (can_throw_internal): Use get_eh_region_from_rtx.
9107 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
9108 (insn_nothrow_p, can_nonlocal_goto): New.
9109 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9110 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9111 (add_action_record): Use VEC not varray.
9112 (collect_one_action_chain): Update for eh_region changes.
9113 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
9114 Use get_eh_region_and_lp_from_rtx.
9115 (gate_convert_to_eh_region_ranges): New.
9116 (pass_convert_to_eh_region_ranges): Use it.
9117 (push_uleb128, push_sleb128): Use VEC not varray.
9118 (output_one_function_exception_table): Likewise.
9119 (dump_eh_tree): Update for eh_region changes.
9120 (verify_eh_tree): Likewise.
9121 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9122 * tree-eh.c: Include target.h.
9123 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9124 Don't disallow GIMPLE_RESX; adjust argument check.
9125 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9126 (record_stmt_eh_region): Update for landing pad numbers;
9127 generate a landing pad if necessary.
9128 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9129 (remove_stmt_from_eh_lp_fn): Similarly.
9130 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9131 Update for lp numbers; don't special case missing throw_stmt_table.
9132 (lookup_expr_eh_lp): Similarly.
9133 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9134 (eh_seq, eh_region_may_contain_throw): New.
9135 (struct leh_state): Add ehp_region.
9136 (struct leh_tf_state): Remove eh_label.
9137 (emit_post_landing_pad): New.
9138 (emit_resx, emit_eh_dispatch): New.
9139 (note_eh_region_may_contain_throw): New.
9140 (frob_into_branch_around): Take eh_region not eh label;
9141 emit eh code into eh_seq.
9142 (honor_protect_cleanup_actions): Early exit for no actions. Don't
9143 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
9144 lower_eh_must_not_throw. Emit code to eh_seq.
9145 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
9146 (lower_try_finally_onedest): Likewise.
9147 (lower_try_finally_copy): Likewise.
9148 (lower_try_finally_switch): Likewise.
9149 (lower_try_finally): Initialize ehp_region.
9150 (lower_catch): Update for eh_catch objects.
9151 (lower_eh_filter): Don't handle must_not_throw.
9152 (lower_eh_must_not_throw): New.
9153 (lower_cleanup): Don't set eh_label.
9154 (lower_eh_constructs_2): Resolve eh builtins.
9155 Handle GIMPLE_EH_MUST_NOT_THROW.
9156 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
9157 Add eh_seq to the end of the function body.
9158 (make_eh_dispatch_edges): New.
9159 (make_eh_edge): Remove.
9160 (make_eh_edges): Simplify for landing pads.
9161 (redirect_eh_edge_1): New.
9162 (redirect_eh_edge): Use it.
9163 (redirect_eh_dispatch_edge): New.
9164 (stmt_could_throw_p): Use a switch. Allow RESX.
9165 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
9166 (stmt_can_throw_internal): Likewise.
9167 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9168 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
9169 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9170 (gate_refactor_eh): New.
9171 (pass_refactor_eh): Use it.
9172 (lower_resx, execute_lower_resx, pass_lower_resx): New.
9173 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
9174 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9175 (remove_unreachable_handlers): Rename from
9176 tree_remove_unreachable_handlers; rewrite for landing pads;
9177 call remove_eh_handler directly.
9178 (remove_unreachable_handlers_no_lp): New.
9179 (unsplit_eh, unsplit_all_eh): New.
9180 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9181 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9182 (cleanup_empty_eh_unsplit): New.
9183 (cleanup_empty_eh): Rewrite.
9184 (cleanup_all_empty_eh): New.
9185 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
9186 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
9187 (gate_cleanup_eh): New.
9188 (pass_cleanup_eh): Use it.
9189 (verify_eh_edges): Move later in file. Expect one EH edge.
9190 (verify_eh_dispatch_edge): New.
9192 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9193 (gtype-desc.o): Add TARGET_H.
9194 (tree.o): Use EXCEPT_H, not except.h.
9195 (cfgbuild.o): Add EXPR_H.
9196 (GTFILES): Add vecprim.h.
9197 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9198 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9199 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9200 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9201 * calls.c (emit_call_1): Use make_reg_eh_region_note.
9202 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9203 calls to can_throw_internal.
9204 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9205 (make_edges): Don't handle RESX; use can_nonlocal_goto.
9206 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9207 (expand_gimple_stmt): Use make_reg_eh_region_note.
9208 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9209 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9210 or find_exception_handler_labels.
9211 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
9212 there is exacly one EH edge. Use can_nonlocal_goto and
9214 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9215 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9216 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9217 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9218 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
9219 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9220 * dse.c (scan_insn): Use insn_could_throw_p.
9221 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9222 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
9223 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9224 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9225 EXC_PTR_EXPR or FILTER_EXPR.
9226 (tree_expr_nonzero_warnv_p): Likewise.
9227 * function.h: Include vecprim.h, not varray.h
9228 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9229 move ttype_data and ehspec_data members to struct eh_status; change
9230 action_record_data member to a VEC.
9231 * gcse.c (hash_scan_set): Use can_throw_internal.
9232 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9233 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9234 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9235 (block_may_fallthru): Don't handle RESX_EXPR.
9236 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9237 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9238 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
9239 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9240 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9241 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9242 (gimple_size): Likewise.
9243 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9244 (gimple_build_resx): Use gimple_build_with_ops.
9245 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9246 (is_gimple_val): Likewise.
9247 (is_gimple_stmt): Remove RESX_EXPR.
9248 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9249 (GIMPLE_RESX): Reorder with other EH constructs.
9250 * gimple.h (struct gimple_statement_eh_mnt): New.
9251 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9252 (gimple_eh_filter_must_not_throw): Remove.
9253 (gimple_eh_filter_set_must_not_throw): Remove.
9254 (gimple_eh_must_not_throw_fndecl): New.
9255 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9256 (is_gimple_resx): New.
9257 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9258 Don't copy EH_FILTER_MUST_NOT_THROW.
9259 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9260 * ipa-inline.c (estimate_function_body_sizes): Don't try to
9261 handle must_not_throw_labels specially.
9262 * ipa-pure-const.c (check_call): Update debug statement for LP.
9263 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9264 * ipa-utils.c (get_base_var): Likewise.
9265 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9266 * lower-subreg.c (move_eh_region_note): Remove.
9267 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9268 * omp-low.c (new_omp_context): Update for eh_lp_nr.
9269 (create_task_copyfn): Likewise.
9270 (maybe_catch_exception): Use gimple_build_eh_filter.
9271 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9272 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9273 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9274 and pass_lower_resx.
9275 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9276 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9277 can_throw_internal, can_nonlocal_goto.
9278 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9279 copy_reg_eh_region_note_forward.
9280 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9281 (emit_output_reload_insns): Likewise.
9282 (copy_eh_notes): Remove.
9283 * rtl.def (RESX): Remove.
9284 * rtl.h: Update declarations.
9285 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9286 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9287 (update_eh_label): Remove.
9288 (cleanup_dead_labels_eh): New.
9289 (cleanup_deal_labels): Use it instead of update_eh_label.
9290 (gimple_merge_blocks): Update landing pad data structure when
9291 removing a landing pad label.
9292 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9293 test; handle GIMPLE_EH_MUST_NOT_THROW.
9294 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9295 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9296 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9297 (verify_stmt): Likewise. Verify landing pads.
9298 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9299 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9300 (struct move_stmt_d): Add eh_map.
9301 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9302 (move_stmt_r): Remap eh region numbers in builtin calls,
9303 resx and eh_dispatch.
9304 (move_block_to_fn): Remove eh_offset parameter. Use
9305 maybe_duplicate_eh_stmt_fn.
9306 (find_outermost_region_in_block): Operate on eh_region pointers
9307 instead of region numbers.
9308 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9309 duplicate_eh_regions.
9310 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9311 test earlier. Disallow EH landing pads.
9312 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9313 * tree-flow.h: Update declarations.
9314 (struct tree_ann_common_d): Replace rn with lp_nr.
9315 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9316 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9317 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9318 resx and eh_dispatch.
9319 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9320 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9321 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9322 from duplicate_eh_regions.
9323 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9324 update RESX; handle EH_DISPATCH.
9325 (expand_call_inline): Set eh_lp_nr, not eh_region.
9326 (maybe_inline_call_in_expr): Likewise.
9327 * tree-inline.h (struct copy_body_data): Replace eh_region with
9328 eh_lp_nr, eh_region_offset with eh_map.
9329 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9330 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9331 * tree-pretty-print.c (dump_generic_node): Don't handle
9332 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9333 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9334 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9335 EXC_PTR_EXPR, FILTER_EXPR.
9336 * tree-ssa-operands.c (get_expr_operands): Likewise.
9337 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9339 (ao_ref_init_from_vn_reference): Likewise.
9340 * tree-ssa-sink.c (statement_sink_location): Likewise.
9341 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9342 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9343 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9344 EXC_PTR_EXPR, FILTER_EXPR.
9345 (is_exception_related): Remove.
9346 (compute_avail): Don't call it.
9347 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9348 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9349 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9350 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9352 (build_resx): Remove.
9353 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9354 * tree.h: Update declarations.
9355 (EH_FILTER_MUST_NOT_THROW): Remove.
9356 (struct tree_label_decl): Add eh_landing_pad_nr.
9357 (EH_LANDING_PAD_NR): New.
9358 * value-prof.c (gimple_ic): Tidy variable names. Update for
9359 landing pad numbers.
9360 (gimple_stringop_fixed_value): Tidy variable names. Assert
9361 that neither call stmt can throw.
9362 * vecprim.h (uchar): New.
9363 (VEC(uchar,heap), VEC(uchar,gc)): New.
9365 * c-common.c (c_define_builtins): Update call to
9366 build_common_builtin_nodes.
9367 * c-parser.c (c_parse_file): Don't call
9368 default_init_unwind_resume_libfunc.
9370 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9372 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9373 (mips_cprestore_address_p): Likewise.
9374 (mips_save_gp_to_cprestore_slot): Likewise.
9375 (mips_restore_gp): Rename to...
9376 (mips_restore_gp_from_cprestore_slot): ...this.
9377 (mips_must_initialize_gp_p): Declare.
9378 (mips_emit_save_slot_move): Likewise.
9379 (mips_output_load_label): Return nothing.
9380 (mips_eh_uses): Declare.
9381 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9382 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9383 (TARGET_ABSOLUTE_JUMPS): Likewise.
9384 (EH_USES): Likewise.
9385 (FIRST_PSEUDO_REGISTER): Update comment.
9386 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9387 (MIPS_CALL): ...here.
9388 (REGISTER_NAMES): Add $cprestore.
9389 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9390 Add load_label_length, has_inflexible_gp_insn_p,
9391 has_flexible_gp_insn_p, must_initialize_gp_p and
9392 must_restore_gp_when_clobbered_p.
9393 (mips_expand_call): Don't generate split instructions here.
9394 (mips_split_call): Update the call to mips_restore_gp after
9395 the above name change.
9396 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9397 (mips_find_gp_ref): New function.
9398 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9399 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9400 (mips_insn_has_flexible_gp_ref_p): Likewise.
9401 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9402 (mips_function_has_gp_insn): Delete.
9403 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9404 Use the new functions above. Only return INVALID_REGNUM
9405 for TARGET_ABSOLUTE_JUMPS.
9406 (mips_must_initialize_gp_p): New function.
9407 (mips_get_cprestore_base_and_offset): New function, extracted from...
9408 (mips_cprestore_slot): ...here. Take a bool parameter.
9409 (mips_cfun_has_cprestore_slot_p): New function.
9410 (mips_cprestore_address_p): Likewise.
9411 (mips_save_gp_to_cprestore_slot): Likewise.
9412 (mips_restore_gp): Rename to...
9413 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9414 epilogue_completed. Update the call to mips_cprestore_slot.
9415 Test cfun->machine->must_restore_gp_when_clobbered_p.
9416 (mips_direct_save_slot_move_p): New function.
9417 (mips_emit_save_slot_move): Likewise.
9418 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9419 of cfun->machine->global_pointer.
9420 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9421 (mips_save_reg): Use mips_emit_save_slot_move.
9422 (mips_expand_prologue): Set must_initialize_gp_p.
9423 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9424 for all cprestore saves. Emit a use_cprestore instruction after
9425 setting up the cprestore slot.
9426 (mips_restore_reg): Use mips_emit_save_slot_move.
9427 (mips_process_load_label): New function.
9428 (mips_load_label_length): Likewise.
9429 (mips_output_load_label): Don't return asm: output it here instead.
9430 Use mips_process_load_label.
9431 (mips_adjust_insn_length): Adjust the length of branch instructions
9432 that have length MAX_PIC_BRANCH_LENGTH.
9433 (mips_output_conditional_branch): Update the call to
9434 mips_output_load_label. Assume the branch target is OPERANDS[0]
9435 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9436 (mips_output_order_conditional_branch): Swap the meaning of
9437 OPERANDS[0] and OPERANDS[1].
9438 (mips_variable_issue): Don't count ghost instructions.
9439 (mips_expand_ghost_gp_insns): New function.
9440 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9441 (mips_output_mi_thunk): Set must_initialize_gp_p.
9442 (mips_eh_uses): New function.
9443 * config/mips/predicates.md (cprestore_save_slot_operand)
9444 (cprestore_load_slot_operand): New predicates.
9445 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9446 (UNSPEC_MOVE_GP): Likewise.
9447 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9448 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9449 (CPRESTORE_SLOT_REGNUM): New register.
9450 (MAX_PIC_BRANCH_LENGTH): New constant.
9451 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9452 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9453 branches. Fix commentary.
9454 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9455 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9456 Change type to "ghost".
9457 (loadgp_absolute_<mode>): Likewise.
9458 (loadgp_rtp_<mode>): Likewise.
9459 (copygp_mips16): Likewise.
9460 (loadgp_blockage): Remove redundant mode attribute.
9461 (potential_cprestore): New instruction.
9462 (cprestore): Turn into an unspec set.
9463 (use_cprestore): New instruction.
9464 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9465 (*branch_fp_inverted): Likewise.
9466 (*branch_order<mode>): Likewise.
9467 (*branch_order<mode>_inverted): Likewise.
9468 (*branch_equality<mode>): Likewise.
9469 (*branch_equality<mode>_inverted): Likewise.
9470 (*branch_bit<bbv><mode>): Likewise.
9471 (*branch_bit<bbv><mode>_inverted): Likewise.
9472 (*branch_equality<mode>_mips16): Remove redundant mode.
9473 (jump): Turn into a define_expand.
9474 (*jump_absolute): New instruction.
9475 (*jump_pic): Likewise.
9476 (*jump_mips16): Rename previously-unnamed pattern. Remove
9477 redundant mode attribute.
9478 (restore_gp): Split on epilogue_completed rather than
9479 reload_completed. Change type to "ghost".
9480 (move_gp<mode>): New instruction.
9481 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9482 Remove redundant mode attribute.
9483 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9484 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9485 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9487 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9490 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9491 are returned in the same register (vs34 or v2) that Altivec vector
9492 types are returned in.
9493 (rs6000_libcall_value): Ditto.
9496 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9497 instead of explicit addsi3/adddi3 calls.
9498 (rs6000_split_multireg_move): Ditto.
9499 (rs6000_emit_allocate_stack): Ditto.
9500 (rs6000_emit_prologue): Ditto.
9501 (rs6000_output_mi_thunk): Ditto.
9503 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9504 size is 64 bits if we can use 64-bit registers.
9506 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9508 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9511 From Jie Zhang <jie.zhang@analog.com>:
9512 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9513 save FP and RETS with saveall attribute.
9514 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9515 with saveall attribute.
9517 * config/bfin/bfin.c (bfin_expand_builtin,
9518 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9521 From Jie Zhang <jie.zhang@analog.com>:
9522 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9523 before use in two places.
9524 * config/bfin/bfin.md (AREG): Define mode iterator.
9525 (reload_in, reload_out): Use mode iterator AREG.
9527 2009-09-14 Richard Guenther <rguenther@suse.de>
9530 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9531 EH personality path.
9533 2009-09-13 Richard Guenther <rguenther@suse.de>
9534 Rafael Avila de Espindola <espindola@google.com>
9536 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9537 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9538 (LANG_HOOKS_INITIALIZER): Adjust.
9539 (lhd_pass_through_t): Declare.
9540 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9542 * langhooks.c (lhd_pass_through_t): New function.
9543 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9544 dwarf2out_begin_prologue): Use personality from current_function_decl.
9545 * expr.h (get_personality_function): Declare.
9546 * expr.c (get_personality_function): New function.
9547 (build_personality_function): Likewise.
9548 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9549 (eh_personality_libfunc): Remove.
9550 * optabs.c (build_libfunc_function): New function split out from ...
9551 (init_one_libfunc): ... here.
9552 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9553 (tree_function_decl): Add personality.
9554 (lhd_gcc_personality): Declare.
9555 (build_personality_function): Likewise.
9556 * tree.c (gcc_eh_personality_decl): New.
9557 (lhd_gcc_personality): New function.
9558 * except.h (lang_eh_runtime_type): Remove.
9559 (enum eh_personality_kind): New.
9560 (build_personality_function): Declare.
9561 (function_needs_eh_personality): Declare.
9562 * except.c (lang_eh_runtime_type): Remove.
9563 (function_needs_eh_personality): New function.
9564 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9565 (sjlj_emit_function_enter, output_function_exception_table):
9566 Use personality from current_function_decl.
9567 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9568 * tree-inline.c (tree_can_inline_p): Do not inline across different
9570 (expand_call_inline): Likewise. Adjust the callers EH personality.
9571 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9572 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9573 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9574 (c-parser.o): Likewise
9575 * c-tree.h (c_eh_initialized_p): Remove.
9576 (c_maybe_initialize_eh): Likewise.
9577 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9578 (finish_decl): Don't call c_maybe_initialize_eh.
9579 (c_eh_initialized_p): Remove.
9580 (c_maybe_initialize_eh): Likewise.
9581 * c-parser.c (c_parser_omp_construct): Likewise.
9582 (c_parse_file): Initialize exception handling.
9584 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9586 * config.gcc (tm_file): Remove i386/biarch32.h
9587 for i?86-w64-mingw* case.
9588 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9590 * config.host: Set for x64 mingw the option
9591 use_long_long_for_widest_fast_int to yes.
9593 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9595 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9596 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9597 (dbxout_begin_function): Likewise.
9598 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9599 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9600 set on the function.
9601 (final_end_function): Likewise.
9602 (final_scan_insn): Likewise.
9603 (rest_of_handle_final): Likewise.
9604 * varasm.c (assemble_start_function): Likewise.
9605 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9607 2009-09-12 Jason Merrill <jason@redhat.com>
9609 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9610 * opts.c (common_handle_option): constify.
9612 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9614 * doc/install.texi (avr): Remove obsolete reference site.
9616 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9618 * doc/install.texi (Binaries): Adjust AIX link.
9620 2009-09-12 Akim Demaille <demaille@gostai.com>
9622 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9623 Use an imperative sentence.
9625 2009-09-11 Richard Henderson <rth@redhat.com>
9627 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9628 structure-name and has-tree-operands arguments; update all entries.
9629 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9631 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9632 (gsstruct_code_size): New.
9633 (gss_for_code_): New.
9634 (gss_for_code): Remove.
9635 (gimple_size): Rewrite using gsstruct_code_size.
9636 (gimple_statement_structure): Move to gimple.h.
9637 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9638 (gss_for_code, gimple_statement_structure): New.
9639 (gimple_ops): Use new arrays; tidy.
9641 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9643 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9644 operand to be a PLUS expression.
9645 * config/pa/pa.c (pa_secondary_reload): Likewise.
9647 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9649 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9651 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9654 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9656 From Jie Zhang <jie.zhang@analog.com>:
9657 * doc/extend.texi (node Function Attributes): Document l2
9659 (node Blackfin Variable Attributes): Document l2 variable attributes.
9661 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9663 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9664 to match the system compiler's configuration at inflection point.
9665 Add comment to remark a remaining difference with system compiler.
9667 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9668 * configure: Regenerate.
9670 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9672 From Jie Zhang <jie.zhang@analog.com>:
9673 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9674 (bfin_handle_l2_attribute): New.
9675 (bfin_attribute_table): Add l2 attribute.
9677 2009-09-11 Michael Matz <matz@suse.de>
9680 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9681 on the local_decls list.
9683 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9687 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9689 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9690 for VALUEs, to implement the documented interface.
9691 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9692 Adjust for VALUEs and anything else, to implement the
9693 documented interface.
9695 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9697 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9698 with actual SPE/paired vector modes before using 64-bit alignment.
9699 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9701 2009-09-10 DJ Delorie <dj@redhat.com>
9703 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9706 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9707 * config/mep/mep.c (mep_legitimate_constant_p): New.
9708 * config/mep/mep-protos.h: Prototype it.
9710 2009-09-10 Richard Henderson <rth@redhat.com>
9712 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9714 2009-09-10 Jason Merrill <jason@redhat.com>
9716 * tree.c (chain_index): New fn.
9717 * tree.h: Declare it.
9719 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9721 * config/sol2-c.c (cmn_err_length_specs): Initialize
9722 scalar_identity_flag.
9724 2009-09-10 Richard Henderson <rth@redhat.com>
9726 * tree.h (struct tree_decl_common): Move align member earlier;
9727 move label_decl_uid member ...
9728 (struct tree_label_decl): ... here.
9729 (LABEL_DECL_UID): Update to match.
9731 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9734 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9735 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9737 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9738 dest_prev if the edge is complex.
9740 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9742 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9743 loop latch tests earlier.
9745 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9746 before GIMPLE_RETURN, not after its predecessor; insert
9749 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9750 gimple_seq_empty_p to test for no PHI nodes.
9751 * tree-cfg.c (split_critical_edges): Likewise.
9753 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9755 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9757 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9758 introduced by the VTA branch merge.
9760 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9762 * ira-conflicts.c: Use fputs or putc instead of fprintf
9766 * tree-switch-conversion.c: Ditto.
9768 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9770 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9771 introduced by the VTA branch merge.
9773 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9776 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9778 PR rtl-optimization/39779
9779 * expr.c (convert_modes): Return when mode == oldmode after
9780 CONST_INTs are processed.
9782 2009-09-10 Nick Clifton <nickc@redhat.com>
9784 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9785 attribute and referring decl when creating renamed symbol.
9787 2009-09-10 Richard Guenther <rguenther@suse.de>
9790 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9792 (cgraph_finalize_compilation_unit): Compute reachability
9793 before emitting thunks. Properly process aliases before
9794 possibly removing unreachable nodes.
9796 2009-09-10 Richard Guenther <rguenther@suse.de>
9799 * tree.c (struct free_lang_data_d): Add worklist member.
9800 (find_decls_types_r): Push onto the worklist instead of recursing.
9801 Handle TREE_BINFOs properly.
9802 (find_decls_types): New function wrapped around find_decls_types_r
9803 to process the worklist.
9804 (find_decls_types_in_eh_region): Use it.
9805 (find_decls_types_in_node): Likewise.
9806 (find_decls_types_in_var): Likewise.
9807 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9808 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9809 (AGGREGATE_TYPE_P): Adjust.
9811 2009-09-09 Jason Merrill <jason@redhat.com>
9813 * configure.ac: Check glibc version even if we have an in-tree
9816 2009-09-09 Anthony Green <green@moxielogic.com>
9818 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9819 the constant 0 when appropriate.
9820 * config/moxie/constraints.md: Add constraint O.
9822 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9823 to pass up to 6 32-bit argument values in registers.
9824 (moxie_function_arg): Ditto.
9825 (moxie_arg_partial_bytes): Ditto.
9826 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9827 (REG_PARM_STACK_SPACE): Ditto.
9828 (FUNCTION_ARG_REGNO_P): Ditto.
9830 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9831 instruction to allocate stack space.
9833 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9835 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9836 unnecessarily stringent constraints. Fix address
9837 calculation in the splitters.
9839 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9841 PR rtl-optimization/39779
9842 * expr.c (convert_modes): Return when mode == oldmode after
9843 CONST_INTs are processed.
9845 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9848 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9849 (ix86_expand_prologue): Take frame.padding0 into logic of
9851 (ix86_expand_epilogue): Likewise.
9853 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9855 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9857 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9858 * config/t-slibgcc-libgcc: New file.
9859 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9861 2009-09-09 Martin Jambor <mjambor@suse.cz>
9863 PR tree-optimization/41089
9864 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9867 2009-09-09 Richard Henderson <rth@redhat.com>
9869 * gimple.h (CASE_GIMPLE_OMP): New.
9870 (is_gimple_omp): Use it.
9871 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9872 (verify_gimple_debug): Likewise.
9874 2009-09-09 Richard Guenther <rguenther@suse.de>
9876 PR tree-optimization/41101
9877 * tree-ssa-pre.c (maximal_set): Remove.
9878 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9879 Defer all blocks we didn't visit at least one successor.
9880 (add_to_exp_gen): Do not add to the maximal set.
9881 (make_values_for_phi): Likewise.
9882 (compute_avail): Likewise.
9883 (init_pre): Do not allocate the maximal set.
9884 (execute_pre): Do not dump it.
9886 2009-09-09 Martin Jambor <mjambor@suse.cz>
9888 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9889 an SSA_NAME rather than a is_gimple_variable.
9891 2009-09-09 Richard Guenther <rguenther@suse.de>
9894 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9895 code dealing with plain pointer bases.
9896 (maybe_fold_offset_to_reference): Likewise.
9897 (maybe_fold_stmt_addition): Adjust.
9899 2009-09-09 Richard Guenther <rguenther@suse.de>
9901 * tree.c (free_lang_data_in_type): Do not free the type variant
9903 (free_lang_data): Merge char_type_node with its properly signed
9905 (pass_ipa_free): Collect after freeing language specific data.
9907 2009-09-09 Michael Matz <matz@suse.de>
9910 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9911 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9912 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9915 2009-09-08 DJ Delorie <dj@redhat.com>
9917 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9919 2009-09-04 Jason Merrill <jason@redhat.com>
9921 * tree.c (tree_find_value): Remove.
9922 * tree.h: Remove prototype.
9923 * varasm.c (assemble_external): Use value_member instead.
9925 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9927 * toplev.c (process_options): Choose default debugging type when
9928 gtoggle enables debug info and type is unset.
9930 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9934 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9937 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9939 * configure: Rebuilt with modified libtool.m4.
9941 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9946 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9948 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9950 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9951 (remove_statement): Likewise.
9952 (rewrite_use_nonlinear_expr): Adjust.
9953 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9954 * tree-ssa.c (release_defs_bitset): ... this. New.
9955 * tree-flow.h (release_defs_bitset): Declare.
9957 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9960 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9961 in the middle block.
9963 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9965 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9966 via intptr_t to long type.
9967 (insert_operand_rank): Cast long type via intptr_t to
9969 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9971 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9972 from pointer to unsigned via uintptr_t.
9974 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9975 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9977 * configure: Regenerated.
9978 * config.in: Regenerated
9979 * system.h (stdint.h): Add include.
9980 (inttypes.h): Likewise.
9981 * Makefile.in (aclocal): Add config/stdint.m4.
9982 * aclocal.m4: Regenerated.
9984 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9986 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9988 (note_np_check_stores): New function.
9989 (harmless_null_pointer_p): New function.
9990 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9991 changed. Take into account whether we're in the shadow of a condjump
9992 that tested NP_REG for NULL.
9993 Lose all code that tested for SEQUENCEs.
9994 (workaround_speculation): Avoid inserting NOPs for loads that are
9995 either always executed or a NULL pointer.
9997 2009-09-08 Jan Hubicka <jh@suse.cz>
9999 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10000 * params.def (early-inlining-insns): Likewise.
10002 2009-09-08 Jakub Jelinek <jakub@redhat.com>
10004 PR rtl-optimization/41239
10005 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10006 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10008 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10009 across calls, as the calls might not always return normally.
10010 (call_may_noreturn_p): New function.
10011 (deps_analyze_insn): Update last_function_call_may_noreturn list.
10012 (init_deps): Initialize it.
10013 (remove_from_deps): Also remove calls from
10014 last_function_call_may_noreturn list.
10016 2009-09-07 Richard Henderson <rth@redhat.com>
10018 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10019 more VR->OPERANDS than LHS operands. Free LHS before returning.
10021 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10023 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10024 (attr "addrtype"): New member "spreg".
10025 Use it if mem_spfp_address_operand is true for the address.
10026 (attr "type"): New entry "stall".
10027 (cpu_unit "load"): New.
10028 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10030 (insn_reservation "loadsp"): New.
10031 (insn_reservation "load_stall1"): New.
10032 (insn_reservation "load_stall3"): New.
10034 * config/bfin/predicates.md (const1_operand, const3_operand): New.
10035 (mem_p_address_operand): Exclude stack and frame pointer based
10037 (mem_spfp_address_operand): New; match them here.
10038 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10039 (bfin_reorg): Call it if scheduling insns.
10040 (bfin_gen_bundles): Remove dummy insns created by
10041 add_sched_insns_for_speculation.
10043 From Jie Zhang <jie.zhang@analog.com>:
10044 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10045 bfin_si_revision, bfin_workarounds): Move these ...
10046 * config/bfin/bfin.h: ... here.
10048 From Mike Frysinger <michael.frysinger@analog.com>
10049 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10050 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10051 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10052 bf547m, bf548m, and bf549m.
10053 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10054 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10055 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10056 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10057 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10058 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10059 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10060 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10061 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10062 bf542m, bf544m, bf547m, bf548m, and bf549m.
10064 From Jie Zhang <jie.zhang@analog.com>:
10065 * config/bfin/predicates.md (p_register_operand): New predicate.
10066 (dp_register_operand): New predicate.
10067 * config/bfin/bfin-protos.h (WA_05000074): Define.
10068 (ENABLE_WA_05000074): Define.
10069 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10070 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10071 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10072 (define_attr addrtype): Allow load/store register to be P register.
10073 (define_attr storereg): New.
10074 (define_cpu_unit anomaly_05000074): New.
10075 (define_insn_reservation dsp32shiftimm): New.
10076 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10077 (define_insn_reservation loadp): Cannot use slot2.
10078 (define_insn_reservation loadsp): Cannot use slot2.
10079 (define_insn_reservation storep): Cannot use slot2. Does not
10080 apply when working around 05000074.
10081 (define_insn_reservation storep_anomaly_05000074): New.
10082 (define_insn_reservation storei): Does not apply when working
10084 (define_insn_reservation storei_anomaly_05000074): New.
10085 (define_attr length): Add dsp32shiftimm case.
10086 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10087 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10088 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10089 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10090 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10092 2009-09-07 Martin Jambor <mjambor@suse.cz>
10094 PR middle-end/41282
10095 * tree-sra.c (create_artificial_child_access): Return NULL if
10096 build_ref_for_offset fails.
10097 (propagate_subacesses_accross_link): Allow build_ref_for_offset
10098 and create_artificial_child_access to fail.
10100 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10103 * unwind-dw2.c (uw_init_context_1): Mark noinline.
10104 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10105 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10107 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10109 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10110 block, ensure it has an exit edge. Emit a barrier after a jump.
10112 2009-09-07 Nick Clifton <nickc@redhat.com>
10114 * gcc.c (this_is_linker_script): New variable. Like
10115 this_is_library_file but for the %T constructor.
10116 (end_going_arg): If this_is_linker_script is set then locate the
10117 script and insert a --script switch before it
10118 (do_spec_2): Initialise this_is_linker_script.
10119 (do_spec_1): Likewise. Handle %T construct.
10120 (eval_spec_function): Preserve this_is_linker_script.
10121 * doc/invoke.texi: Document %T construct in spec files.
10122 * config/m32c/m32c.h (LIB_SPEC): Use it.
10124 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10126 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10127 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10128 when volatile flag is set.
10129 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10131 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
10134 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10135 (combine_stack_adjustments_for_block): Allow insns between stack
10136 adjustments and stores with corresponding pre-(dec|inc)rement or
10137 pre-modify operation.
10139 2009-09-06 Jakub Jelinek <jakub@redhat.com>
10142 * combine-stack-adj.c (struct csa_memlist): Rename to...
10143 (struct csa_reflist): ... this. Rename mem field to ref.
10144 (free_csa_memlist): Rename to...
10145 (free_csa_reflist): ... this.
10146 (record_one_stack_memref): Rename to...
10147 (record_one_stack_ref): ... this. Handle also REG_P.
10148 (try_apply_stack_adjustment): Handle also REG_P.
10149 (struct record_stack_memrefs_data): Rename to...
10150 (struct record_stack_refs_data): ... this. Rename memlist field to
10152 (record_stack_memrefs): Rename to...
10153 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
10154 subexpressions instead of failing when a MEM contains SP references.
10155 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10156 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10158 2009-09-06 Richard Guenther <rguenther@suse.de>
10160 PR middle-end/41144
10161 * tree.c (build_array_type): Do not record types marked
10162 with structural equality in the canonical type hashtable.
10164 2009-09-06 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/41261
10167 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10169 2009-09-05 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/41181
10172 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10174 2009-09-05 Richard Guenther <rguenther@suse.de>
10177 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10179 2009-09-05 Richard Guenther <rguenther@suse.de>
10181 PR middle-end/41271
10182 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10183 before comparing function argument types.
10185 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10188 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10191 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10194 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10196 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10197 locators before emit_insn is called.
10199 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
10202 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
10203 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10204 (reginfo_init): Don't call allocate_reg_info.
10206 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10209 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
10210 NONDEBUG_INSN_P instead of INSN_P.
10212 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10215 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10217 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10220 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10221 pattern of the split.
10223 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10225 * toplev.c (process_options): Move setter of flag_var_tracking
10226 before other tests that depend on it. Move down setter of
10227 flag_rename_registers. Don't enable var-tracking-assignments
10228 by default if selective scheduling is enabled. Warn if both
10231 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10233 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10234 comment. Use switch statement to catch overlaps between rtx
10235 and tree codes. Accept FUNCTION_DECLs in addition to those in...
10236 (IS_DECL_CODE): ... here. Remove.
10237 (check_value_is_not_decl): Remove.
10238 (dv_from_decl, dv_from_value): Check after conversion.
10240 2009-09-04 Richard Guenther <rguenther@suse.de>
10242 PR middle-end/41257
10243 * (cgraph_finalize_compilation_unit): Move finalizing aliases
10244 after emitting tunks. Move emitting thunks and ctors from ...
10245 (cgraph_optimize): ... here. Remove redundant
10246 cgraph_analyze_functions.
10247 * varasm.c (find_decl_and_mark_needed): Remove no longer
10249 (finish_aliases_1): Adjust check for thunk aliases.
10251 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
10253 * config/arm/arm.md (ctzsi2): Added braces
10254 to avoid warning that broke booststrap.
10256 2009-09-04 Martin Jambor <mjambor@suse.cz>
10258 PR tree-optimization/41112
10259 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10260 handle variable-bounded arrays.
10261 (expr_with_var_bounded_array_refs_p): New function.
10262 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10264 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
10266 * config/s390/2097.md: Removed two incorrect bypasses.
10267 (z10_fsimpdf): Fixed latency.
10268 (z10_fhex): New insn_reservation.
10269 (z10_floaddf): Fixed latency.
10270 (z10_floadsf): Fixed latency.
10271 (z10_ftrunctf): Fixed latency.
10272 (z10_ftruncdf): Fixed latency.
10273 * config/s390/s390.c (z10_cost): Fixed values.
10274 (s390_adjust_priority): Added z10 path.
10275 * config/s390/s390.md (type): Added fhex.
10276 (*mov<mode>_64dfp): Updated type attribute.
10277 (*mov<mode>_64): Updated type attribute.
10278 (*mov<mode>_31): Updated type attribute.
10279 (*mov<mode>"): Likewise.
10280 * config/s390/2084.md (x_fsimpdf): Updated condition.
10282 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10284 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10285 RTXs in the predicate for operand 1.
10287 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10289 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10290 (rbitsi2): New insn.
10291 (ctzsi2): New expand.
10292 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10294 2009-09-03 Martin Jambor <mjambor@suse.cz>
10296 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10297 (create_artificial_child_access): Use build_ref_for_offset instead
10298 of duplicate_expr_for_different_base.
10299 (propagate_subacesses_accross_link): Likewise.
10301 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10303 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10305 (mips16e_collect_argument_saves): Skip debug instructions.
10306 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10307 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10308 (r10k_insert_cache_barriers): Likewise.
10309 (mips_reorg_process_insns): Likewise.
10311 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10314 * ira.c (update_equiv_reg): Remove check on class likely spill.
10316 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10319 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10320 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10324 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10325 the stack slot if it is passed by invisible reference.
10326 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10327 by invisible reference.
10329 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10331 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10332 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10333 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10335 * config/bfin/sync.md: New file.
10336 * config/bfin/bfin.md: Include it.
10337 (UNSPEC_ATOMIC): New.
10338 (UNSPEC_ONES): Provide a unique number.
10340 From Jie Zhang <jie.zhang@analog.com>:
10341 * config/bfin/bfin.c (ret_regs): New.
10342 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10343 (must_save_rets_p): New.
10344 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10345 current_function_is_leaf.
10346 (do_link): Likewise.
10347 (do_unlink): Likewise.
10348 (expand_interrupt_handler_prologue): Use ret_regs array.
10349 (expand_interrupt_handler_epilogue): Use ret_regs array and
10350 pass return register to gen_return_internal.
10351 (bfin_expand_epilogue): Pass return register to
10352 gen_return_internal.
10353 (bfin_expand_call): Explicitly clobber RETS.
10354 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10355 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10356 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10357 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10359 (return_internal): Take a reg rtx rather than the register number.
10361 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10363 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10364 when comparing against estimated_loop_iterations_int return.
10366 2009-09-03 Richard Guenther <rguenther@suse.de>
10368 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10369 eh_personality_libfunc.
10371 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10373 * tree-parloops.c (separate_decls_in_region): Add space.
10375 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10377 * tree-parloops.c (separate_decls_in_region): Change the condition
10378 checking if there are reductions in the loop.
10380 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10382 PR tree-optimization/38275
10383 * tree-parloops.c (parallelize_loops): Replace profitability condition
10384 for expected number of iterations.
10386 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10388 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10389 (bootstrap-debug): Explain conditions in which it becomes default.
10390 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10393 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10395 * doc/invoke.texi (Optimize Options): Move
10396 -finline-small-functions to the -O2 list.
10398 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10400 * toplev.c (process_options): Enable var-tracking-assignments
10401 by default if var-tracking is enabled.
10403 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10405 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10407 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10408 * rtl.h (prev_nonnote_insn_bb): Declare it.
10410 2009-09-03 Diego Novillo <dnovillo@google.com>
10412 * cgraph.c (cgraph_node_for_decl): New.
10413 * cgraph.h (cgraph_node_for_decl): Declare.
10414 * tree.c (host_integerp): Return 0 if T is NULL.
10416 2009-09-03 Diego Novillo <dnovillo@google.com>
10418 * tree.h (struct alias_pair): Move from varasm.c.
10419 (alias_pairs): Likewise.
10420 (TYPE_MAXVAL): Define.
10421 (TYPE_MINVAL): Define.
10422 (iterative_hash_host_wide_int): Declare.
10423 (remove_unreachable_alias_pairs): Declare.
10424 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10425 * diagnostic.c (default_diagnostic_starter): Make extern.
10426 (default_diagnostic_finalizer): Make extern.
10427 * diagnostic.h (default_diagnostic_starter): Declare.
10428 (default_diagnostic_finalizer): Declare.
10429 (default_tree_printer): Declare.
10430 * toplev.c (default_tree_printer): Make extern.
10432 2009-09-03 Richard Guenther <rguenther@suse.de>
10433 Diego Novillo <dnovillo@google.com>
10435 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10436 * cgraphunit.c (cgraph_expand_function): Do not emit
10437 associated thunks from here.
10438 (cgraph_emit_thunks): New.
10439 (cgraph_optimize): Call it.
10440 Return if any IPA pass finds an error.
10441 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10444 2009-09-03 Simon Baldwin <simonb@google.com>
10445 Rafael Espindola <espindola@google.com>
10446 Richard Guenther <rguenther@suse.de>
10447 Doug Kwan <dougkwan@google.com>
10448 Diego Novillo <dnovillo@google.com>
10450 * tree.c: Include tree-pass.h, langhooks-def.h,
10451 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10452 (free_lang_data_in_type): New.
10453 (need_assembler_name_p): New.
10454 (free_lang_data_in_block): New.
10455 (free_lang_data_in_decl): New.
10456 (struct free_lang_data_d): New.
10457 (add_tree_to_fld_list): New.
10458 (find_decls_types_r): New.
10459 (get_eh_types_for_runtime): New.
10460 (find_decls_types_in_eh_region): New.
10461 (find_decls_types_in_node): New.
10462 (find_decls_types_in_var): New.
10463 (free_lang_data_in_cgraph): New.
10464 (free_lang_data): New.
10465 (gate_free_lang_data): New.
10466 (pass_ipa_free_lang_data): New.
10468 2009-09-03 Diego Novillo <dnovillo@google.com>
10470 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10471 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10472 (lang_hooks): Remove const qualifier.
10473 * ipa.c (cgraph_remove_unreachable_nodes): Call
10474 remove_unreachable_alias_pairs.
10475 * except.c (add_type_for_runtime): Check if TYPE has
10476 already been converted.
10477 (lookup_type_for_runtime): Likewise.
10478 (check_handled): Handle converted types.
10479 * varasm.c (remove_unreachable_alias_pairs): New.
10480 * gimple.c: Include demangle.h.
10481 (gimple_decl_printable_name): New.
10482 (gimple_fold_obj_type_ref): New.
10483 * gimple.h (gimple_decl_printable_name): Declare.
10484 (gimple_fold_obj_type_ref): Declare.
10485 * passes.c (init_optimization_passes): Add pass
10486 pass_ipa_free_lang_data.
10487 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10488 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10490 2009-09-03 Diego Novillo <dnovillo@google.com>
10492 * c-lang.c (lang_hooks): Remove const qualifier.
10494 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10496 * doc/install.texi (*-*-freebsd*): Update target information.
10498 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10500 * hard-reg-set.h (call_fixed_regs): Remove.
10501 * reginfo.c (call_fixed_regs): Remove.
10502 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10503 (globalize_reg): Don't use call_fixed_regs.
10504 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10507 2009-09-01 Michael Matz <matz@suse.de>
10509 * expr.h (emit_storent_insn, expand_expr_real_1,
10510 expand_expr_real_2): Declare.
10511 * expr.c (emit_storent_insn, expand_expr_real_1,
10512 expand_expr_real_2): Export.
10513 (store_expr): Setting and evaluating dont_return_target is useless.
10514 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10515 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10516 * except.c (expand_resx_expr): Rename to ...
10517 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10518 * except.h (expand_resx_stmt): Declare.
10519 * stmt.c: Add include gimple.h
10520 (expand_asm_expr): Rename to ...
10521 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10522 (expand_case): Rewrite to take gimple statement.
10523 * tree.h (expand_asm_stmt): Declare.
10524 (expand_case): Change prototype.
10525 * Makefile.in (stmt.o): Depend on gimple.h.
10526 * builtins.c (expand_builtin_synchronize): Build gimple asm
10527 statement, not an ASM_EXPR.
10528 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10529 gimple_to_tree, release_stmt_tree): Remove.
10530 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10531 ggc_free, but hold comparison code and operands separately.
10532 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10533 (expand_call_stmt, expand_gimple_stmt_1,
10534 expand_gimple_stmt): New helpers.
10535 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10536 release_stmt_tree. Call expand_gimple_stmt instead.
10537 (expand_gimple_basic_block): Ditto.
10539 * calls.c (emit_call_1): Don't look at EH regions here, make
10540 fntree parameter useless.
10541 (expand_call): New local rettype for TREE_TYPE(exp), use it
10542 throughout. Remove local p, use addr instead.
10543 Don't look at EH regions here.
10545 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10547 * doc/invoke.texi (-fsched-pressure): Document it.
10548 (-fsched-reg-pressure-heuristic): Remove it.
10550 * reload.c (ira.h): Include.
10551 (find_reloads): Add choosing reload on number of small spilled
10554 * haifa-sched.c (ira.h): Include.
10555 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10556 saved_reg_pressure, curr_reg_live, saved_reg_live,
10557 region_ref_regs): New variables.
10558 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10559 initiate_reg_pressure_info, setup_ref_regs,
10560 initiate_bb_reg_pressure_info, save_reg_pressure,
10561 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10563 (setup_insn_reg_pressure_info): New function.
10564 (rank_for_schedule): Add pressure checking and insn issue time.
10565 Remove comparison of insn reg weights.
10566 (ready_sort): Set insn reg pressure info.
10567 (update_register_pressure, setup_insn_max_reg_pressure,
10568 update_reg_and_insn_max_reg_pressure,
10569 sched_setup_bb_reg_pressure_info): New functions.
10570 (schedule_insn): Add code for printing and updating reg pressure info.
10571 (find_set_reg_weight, find_insn_reg_weight): Remove.
10572 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10573 (debug_ready_list): Print reg pressure info.
10574 (schedule_block): Ditto. Check insn issue time.
10575 (sched_init): Set up sched_pressure_p. Allocate and set up some
10576 reg pressure related info.
10577 (sched_finish): Free some reg pressure related info.
10578 (fix_tick_ready): Make insn always ready if pressure_p.
10579 (init_h_i_d): Don't call find_insn_reg_weight.
10580 (haifa_finish_h_i_d): Free insn reg pressure info.
10582 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10583 ira_memory_move_cost, ira_class_hard_regs,
10584 ira_class_hard_regs_num, ira_no_alloc_regs,
10585 ira_available_class_regs, ira_reg_class_cover_size,
10586 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10588 * ira-lives.c (single_reg_class): Check mode to find how many
10589 registers are necessary for operand.
10590 (ira_implicitly_set_insn_hard_regs): New.
10592 * common.opt (fsched-pressure): New options.
10593 (fsched-reg-pressure-heuristic): Remove.
10595 * ira.c (setup_eliminable_regset): Rename to
10596 ira_setup_eliminable_regset. Make it external.
10597 (expand_reg_info): Pass cover class to setup_reg_classes.
10598 (ira): Call resize_reg_info instead of allocate_reg_info.
10600 * sched-deps.c: Include ira.h.
10601 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10602 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10603 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10604 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10605 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10606 mark_insn_reg_store, mark_insn_reg_clobber,
10607 setup_insn_reg_pressure_info): New.
10608 (sched_analyze_1): Update implicit_reg_pending_uses.
10609 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10610 Use them to create dependencies. Set insn reg uses and pressure
10611 info. Process reg_pending_uses in one place.
10612 (free_deps): Free implicit sets.
10613 (remove_from_deps): Remove implicit sets if necessary. Check
10614 implicit sets when clearing reg_last_in_use.
10615 (init_deps_global): Clear implicit_reg_pending_clobbers and
10616 implicit_reg_pending_uses.
10618 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10619 ira_memory_move_cost, ira_class_hard_regs,
10620 ira_class_hard_regs_num, ira_no_alloc_regs,
10621 ira_available_class_regs, ira_reg_class_cover_size,
10622 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10623 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10624 ira_implicitly_set_insn_hard_regs): New prototypes.
10626 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10627 cost_elements_num): New variables.
10628 (allocno_costs, total_costs): Rename to costs and
10629 total_allocno_costs.
10630 (COSTS_OF_ALLOCNO): Rename to COSTS.
10631 (allocno_pref): Rename to pref.
10632 (allocno_pref_buffer): Rename to pref_buffer.
10633 (common_classes): Rename to regno_cover_class.
10635 (record_reg_classes): Set allocno attributes only if allocno_p.
10636 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10637 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10638 and COSTS_OF_ALLOCNO.
10639 (print_costs): Rename to print_allocno_costs.
10640 (print_pseudo_costs): New.
10641 (process_bb_node_for_costs): Split into 2 functions with new
10642 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10643 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10644 new parameter dump_file. Use cost_elements_num instead of
10645 ira_allocnos_num. Make one iteration if preferred classes were
10646 already calculated for scheduler. Make 2 versions of code
10647 depending on allocno_p.
10648 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10649 regno_cover_class and COSTS instead of common_classes and
10651 (init_costs, finish_costs): New.
10652 (ira_costs): Set up allocno_p and cost_elements_num. Call
10653 init_costs and finish_costs.
10654 (ira_set_pseudo_classes): New.
10656 * rtl.h (allocate_reg_info): Remove.
10657 (resize_reg_info): Change return type.
10658 (reg_cover_class): New.
10659 (setup_reg_classes): Add new parameter.
10661 * sched-int.h (struct deps_reg): New member implicit_sets.
10662 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10663 (INCREASE_BITS): New macro.
10664 (struct reg_pressure_data, struct reg_use_data): New.
10665 (struct _haifa_insn_data): Remove reg_weight. Add members
10666 reg_pressure, reg_use_list, reg_set_list, and
10667 reg_pressure_excess_cost_change.
10668 (struct deps): New member implicit_sets.
10669 (pressure_p): New variable.
10670 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10671 (struct reg_pressure_data, struct reg_use_data): New.
10672 (INSN_REG_WEIGHT): Remove.
10673 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10674 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10675 (sched_init_region_reg_pressure_info,
10676 sched_setup_bb_reg_pressure_info): New prototypes.
10678 * reginfo.c (struct reg_pref): New member coverclass.
10679 (reg_cover_class): New function.
10680 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10681 (reg_info_size): New variable.
10682 (allocate_reg_info): Make static. Setup reg_info_size.
10683 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10684 (setup_reg_classes): Add a new parameter. Setup cover class too.
10686 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10689 * sched-rgn.c (deps_join): Set up implicit_sets.
10690 (schedule_region): Set up region and basic blocks pressure
10693 * passes.c (init_optimization_passes): Move
10694 pass_subregs_of_mode_init before pass_sched.
10696 2009-09-02 Martin Jambor <mjambor@suse.cz>
10698 * tree-sra.c (struct access): New field grp_hint.
10699 (dump_access): Dump grp_hint.
10700 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10702 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10703 those which have been specifically read and somehow written to.
10704 (propagate_subacesses_accross_link): Set grp_hint of right child and
10705 also possibly of the left child.
10707 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10709 * tree-object-size.c (addr_object_size): Always use object_size_type
10710 0 or 2 when determining the pointer pointed object size.
10712 2009-09-02 Richard Guenther <rguenther@suse.de>
10715 2009-08-31 Richard Guenther <rguenther@suse.de>
10717 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10718 to query if the memory regions for memmove overlap.
10719 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10720 asserts on pointers, instead deal with odd trees.
10721 (ptr_derefs_may_alias_p): Likewise.
10722 (refs_may_alias_p_1): Constructor bases also never alias.
10724 2009-08-01 Christian Bruel <christian.bruel@st.com>
10727 2009-07-31 Christian Bruel <christian.bruel@st.com>
10728 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10730 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10732 * doc/invoke.texi (-fvar-tracking-assignments): New.
10733 (-fvar-tracking-assignments-toggle): New.
10734 (-fdump-final-insns=file): Mark filename as optional.
10735 (--param min-nondebug-insn-uid): New.
10736 (-gdwarf-@{version}): Mention version 4.
10737 * opts.c (common_handle_option): Accept it.
10738 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10739 * regrename.c (regrename_optimize): Drop last. Don't count debug
10740 insns as uses. Don't reject change because of debug insn.
10741 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10742 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10743 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10744 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10745 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10746 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10747 * doc/gimple.texi (is_gimple_debug): New.
10748 (gimple_debug_bind_p): New.
10749 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10750 * doc/install.texi (bootstrap-debug): More details.
10751 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10752 (bootstrap-debug-lib): More details.
10753 (bootstrap-debug-ckovw): Update.
10754 (bootstrap-time): New.
10755 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10756 (insert_phi_nodes_for): Insert debug stmts.
10757 (rewrite_stmt): Take iterator. Insert debug stmts.
10758 (rewrite_enter_block): Adjust.
10759 (maybe_replace_use_in_debug_stmt): New.
10760 (rewrite_update_stmt): Use it.
10761 (mark_use_interesting): Return early for debug stmts.
10762 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10763 stmts before replacing stmt.
10764 (move_computations_stmt): Likewise.
10765 * ira-conflicts.c (add_copies): Skip debug insns.
10766 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10767 (regstat_bb_compute_ri): Skip debug insns.
10768 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10769 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10770 check_loop_closed_ssa_stmt): Skip debug stmts.
10771 * tree-tailcall.c (find_tail_calls): Likewise.
10772 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10773 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10774 (build_var_debug_value_stat): Declare.
10775 (build_var_debug_value): Define.
10776 (target_for_debug_bind): Declare.
10777 * reload.c (find_equiv_reg): Skip debug insns.
10778 * rtlanal.c (reg_used_between_p): Skip debug insns.
10779 (side_effects_p): Likewise.
10780 (canonicalize_condition): Likewise.
10781 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10782 insns never depend on debug insns.
10783 (create_ddg_dep_no_link): Likewise.
10784 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10785 Don't add inter-loop dependencies for debug insns.
10786 (build_intra_loop_deps): Likewise.
10787 (create_ddg): Count debug insns.
10788 * ddg.h (struct ddg::num_debug): New.
10789 (num_backargs): Pair up with previous int field.
10790 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10791 -fcompare-debug-second.
10792 * final.c (get_attr_length_1): Skip debug insns.
10793 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10794 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10795 (driver_self_specs): Map -fdump-final-insns to
10796 -fdump-final-insns=..
10797 (get_local_tick): New.
10798 (compare_debug_dump_opt_spec_function): Test for . argument and
10799 compute output name. Compute temp output spec without flag name.
10800 Compute -frandom-seed.
10801 (OPT): Undef after use.
10802 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10803 (average_num_loop_insns): Likewise.
10804 * params.h (MIN_NONDEBUG_INSN_UID): New.
10805 * gimple.def (GIMPLE_DEBUG): New.
10806 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10807 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10808 (merge_in_block): Fix whitespace.
10809 * toplev.c (flag_var_tracking): Update comment.
10810 (flag_var_tracking_assignments): New.
10811 (flag_var_tracking_assignments_toggle): New.
10812 (process_options): Don't open final insns dump file if we're not
10813 going to write to it. Compute defaults for var_tracking.
10814 * df-scan.c (df_insn_rescan_debug_internal): New.
10815 (df_uses_record): Handle debug insns.
10816 * haifa-sched.c (ready): Initialize n_debug.
10817 (contributes_to_priority): Skip debug insns.
10818 (dep_list_size): New.
10819 (priority): Use it.
10820 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10821 they're ready. Disregard previous debug insns to make decisions.
10822 (queue_insn): Never queue debug insns.
10823 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10824 (schedule_insn): Don't reject debug insns because of issue rate.
10825 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10826 (queue_to_ready): Skip and discount debug insns.
10827 (choose_ready): Let debug insns through.
10828 (schedule_block): Check boundary debug insns. Discount debug
10829 insns, schedule them early. Adjust whitespace.
10830 (set_priorities): Check for boundary debug insns.
10831 (add_jump_dependencies): Use dep_list_size.
10832 (prev_non_location_insn): New.
10833 (check_cfg): Use it.
10834 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10836 (remove_unused_ivs): Reset debug stmts.
10837 * modulo-sched.c (const_iteration_count): Skip debug insns.
10838 (res_MII): Discount debug insns.
10839 (loop_single_full_bb_p): Skip debug insns.
10840 (sms_schedule): Likewise.
10841 (sms_schedule_by_order): Likewise.
10842 (ps_has_conflicts): Likewise.
10843 * caller-save.c (refmarker_fn): New.
10844 (save_call_clobbered_regs): Replace regs with saved mem in
10846 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10847 Call refmarker_fn mark for hardregnos.
10848 (mark_reg_as_referenced): New.
10849 (replace_reg_with_saved_mem): New.
10850 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10851 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10853 (cse_extended_basic_block): Skip debug insns.
10854 (count_reg_usage): Likewise.
10855 (is_dead_reg): New, split out of...
10856 (set_live_p): ... here.
10857 (insn_live_p): Use it for debug insns.
10858 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10859 (execute_optimize_stdarg): Likewise.
10860 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10861 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10862 changes in debug stmts as changes.
10863 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10864 (moveup_expr): Don't move across debug insns. Don't move
10865 debug insn if it would create a bookkeeping block.
10866 (moveup_expr_cached): Don't use cache for debug insns that
10867 are heads of blocks.
10868 (compute_av_set_inside_bb): Skip debug insns.
10869 (sel_rank_for_schedule): Schedule debug insns first. Remove
10871 (block_valid_for_bookkeeping_p); Support lax searches.
10872 (create_block_for_bookkeeping): Adjust block numbers when
10873 encountering debug-only blocks.
10874 (find_place_for_bookkeeping): Deal with debug-only blocks.
10875 (generate_bookkeeping_insn): Accept no place to insert.
10876 (remove_temp_moveop_nops): New argument full_tidying.
10877 (prepare_place_to_insert): Deal with debug insns.
10878 (advance_state_on_fence): Debug insns don't start cycles.
10879 (update_boundaries): Take fence as argument. Deal with
10881 (schedule_expr_on_boundary): No full_tidying on debug insns.
10882 (fill_insns): Deal with debug insns.
10883 (track_scheduled_insns_and_blocks): Don't count debug insns.
10884 (need_nop_to_preserve_insn_bb): New, split out of...
10885 (remove_insn_from_stream): ... this.
10886 (fur_orig_expr_not_found): Skip debug insns.
10887 * rtl.def (VALUE): Move up.
10889 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10890 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10891 Set it if debug stmts are found.
10892 (statement_sink_location): Skip debug stmts. Propagate
10893 moving defs into debug stmts.
10894 * ifcvt.c (first_active_insn): Skip debug insns.
10895 (last_active_insns): Likewise.
10896 (cond_exec_process_insns): Likewise.
10897 (noce_process_if_block): Likewise.
10898 (check_cond_move_block): Likewise.
10899 (cond_move_convert_if_block): Likewise.
10900 (block_jumps_and_fallthru_p): Likewise.
10901 (dead_or_predicable): Likewise.
10902 * dwarf2out.c (debug_str_hash_forced): New.
10903 (find_AT_string): Add comment.
10904 (gen_label_for_indirect_string): New.
10905 (get_debug_string_label): New.
10906 (AT_string_form): Use it.
10907 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10908 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10909 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10910 several operations that cannot be represented with DWARF opcodes.
10911 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10912 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10913 (dwarf2out_var_location): Take during-call mark into account.
10914 (output_indirect_string): Update comment. Output if there are
10915 label and references.
10916 (prune_indirect_string): New.
10917 (prune_unused_types): Call it if debug_str_hash_forced.
10918 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10919 (dw_long_long_const): Remove.
10920 (struct dw_val_struct): Change val_long_long type to rtx.
10921 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10922 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10923 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10924 component instead of HOST_BITS_PER_LONG.
10925 (output_loc_operands): Likewise. For const8* assert
10926 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10927 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10928 rather than HOST_BITS_PER_LONG is >= 64.
10929 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10931 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10932 HOST_BITS_PER_LONG for dw_val_class_long_long.
10933 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10934 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10935 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10937 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10938 Handle DW_OP_implicit_value.
10939 (extract_int): Move prototype earlier.
10940 (mem_loc_descriptor): For SUBREG punt if inner
10941 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10942 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10943 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10944 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10945 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10946 instead of Pmode size.
10947 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10948 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10949 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10950 (concat_loc_descriptor, concatn_loc_descriptor,
10951 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10952 (add_location_or_const_value_attribute): Likewise. For single
10953 location loc_lists attempt to use add_const_value_attribute
10954 for constant decls. Add DW_AT_const_value even if
10955 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10957 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10958 (control_flow_insn_p): Likewise.
10959 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10960 (separate_decls_in_region_debug_bind): New.
10961 (separate_decls_in_region): Process debug bind stmts afterwards.
10962 * recog.c (verify_changes): Handle debug insns.
10963 (extract_insn): Likewise.
10964 (peephole2_optimize): Skip debug insns.
10965 * dse.c (scan_insn): Skip debug insns.
10966 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10968 (setup_id_for_insn): Handle debug insns.
10969 (maybe_tidy_empty_bb): Adjust whitespace.
10970 (tidy_control_flow): Skip debug insns.
10971 (sel_remove_insn): Adjust for debug insns.
10972 (sel_estimate_number_of_insns): Skip debug insns.
10973 (create_insn_rtx_from_pattern): Handle debug insns.
10974 (create_copy_of_insn_rtx): Likewise.
10975 * sel-sched-.h (sel_bb_end): Declare.
10976 (sel_bb_empty_or_nop_p): New.
10977 (get_all_loop_exits): Use it.
10978 (_eligible_successor_edge_p): Likewise.
10979 (return_nop_to_pool): Adjust.
10980 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10981 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10982 * gimple-pretty-print.c (dump_gimple_debug): New.
10983 (dump_gimple_stmt): Use it.
10984 (dump_bb_header): Skip gimple debug stmts.
10985 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10986 (fixup_match_2): Likewise.
10987 (regmove_backward_pass): Likewise. Simplify combined
10988 replacement. Handle debug insns.
10989 * function.c (instantiate_virtual_regs): Handle debug insns.
10990 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10991 * print-rtl.h: Include cselib.h.
10992 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10993 * df.h (df_inns_rescan_debug_internal): Declare.
10994 * gcse.c (alloc_hash_table): Estimate n_insns.
10995 (cprop_insn): Don't regard debug insns as changes.
10996 (bypass_conditional_jumps): Skip debug insns.
10997 (one_pre_gcse_pass): Adjust.
10998 (one_code_hoisting_pass): Likewise.
10999 (compute_ld_motion_mems): Skip debug insns.
11000 (one_cprop_pass): Adjust.
11001 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11002 (if_convertible_stmt_p): Handle debug stmts.
11003 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11004 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11005 * ira-build.c (create_bb_allocnos): Skip debug insns.
11006 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11007 (has_single_use): Likewise.
11008 (single_imm_use): Likewise.
11009 (num_imm_uses): Likewise.
11010 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11011 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11012 (create_outofssa_var_map): Likewise.
11013 * lower-subreg.c (adjust_decomposed_uses): New.
11014 (resolve_debug): New.
11015 (decompose_multiword_subregs): Use it.
11016 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
11017 * emit-rtl.c: Include params.h.
11018 (cur_debug_insn_uid): Define.
11019 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11020 (copy_rtx_if_shared_1): Handle debug insns.
11021 (reset_used_flags): Likewise.
11022 (set_used_flags): LIkewise.
11023 (get_max_insn_count): New.
11024 (next_nondebug_insn): New.
11025 (prev_nondebug_insn): New.
11026 (make_debug_insn_raw): New.
11027 (emit_insn_before_noloc): Handle debug insns.
11028 (emit_jump_insn_before_noloc): Likewise.
11029 (emit_call_insn_before_noloc): Likewise.
11030 (emit_debug_insn_before_noloc): New.
11031 (emit_insn_after_noloc): Handle debug insns.
11032 (emit_jump_insn_after_noloc): Likewise.
11033 (emit_call_insn_after_noloc): Likewise.
11034 (emit_debug_insn_after_noloc): Likewise.
11035 (emit_insn_after): Take loc from earlier non-debug insn.
11036 (emit_jump_insn_after): Likewise.
11037 (emit_call_insn_after): Likewise.
11038 (emit_debug_insn_after_setloc): New.
11039 (emit_debug_insn_after): New.
11040 (emit_insn_before): Take loc from later non-debug insn.
11041 (emit_jump_insn_before): Likewise.
11042 (emit_call_insn_before): Likewise.
11043 (emit_debug_insn_before_setloc): New.
11044 (emit_debug_insn_before): New.
11045 (emit_insn): Handle debug insns.
11046 (emit_debug_insn): New.
11047 (emit_jump_insn): Handle debug insns.
11048 (emit_call_insn): Likewise.
11050 (init_emit): Take min-nondebug-insn-uid into account.
11051 Initialize cur_debug_insn_uid.
11052 (emit_copy_of_insn_after): Handle debug insns.
11053 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11054 location of single rhs in place.
11055 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11056 (floor_sdiv_adjust): New.
11057 (cell_sdiv_adjust): New.
11058 (cell_udiv_adjust): New.
11059 (round_sdiv_adjust): New.
11060 (round_udiv_adjust): New.
11061 (wrap_constant): Moved from cselib.
11062 (unwrap_constant): New.
11063 (expand_debug_expr): New.
11064 (expand_debug_locations): New.
11065 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
11067 (gimple_expand_cfg): Expand debug locations.
11068 * cselib.c: Include tree-pass.h.
11069 (struct expand_value_data): New.
11070 (cselib_record_sets_hook): New.
11071 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11072 (cselib_clear_table): Move, and implemnet in terms of...
11073 (cselib_reset_table_with_next_value): ... this.
11074 (cselib_get_next_unknown_value): New.
11075 (discard_useless_locs): Don't discard preserved values.
11076 (cselib_preserve_value): New.
11077 (cselib_preserved_value_p): New.
11078 (cselib_preserve_definitely): New.
11079 (cselib_clear_preserve): New.
11080 (cselib_preserve_only_values): New.
11081 (new_cselib_val): Take rtx argument. Dump it in details.
11082 (cselib_lookup_mem): Adjust.
11083 (expand_loc): Take regs_active in struct. Adjust. Silence
11084 dumps unless details are requested.
11085 (cselib_expand_value_rtx_cb): New.
11086 (cselib_expand_value_rtx): Rename and reimplment in terms of...
11087 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
11088 without details. Copy more subregs. Try to resolve values
11089 using a callback. Wrap constants.
11090 (cselib_subst_to_values): Adjust.
11091 (cselib_log_lookup): New.
11092 (cselib_lookup): Call it.
11093 (cselib_invalidate_regno): Don't count preserved values as useless.
11094 (cselib_invalidate_mem): Likewise.
11095 (cselib_record_set): Likewise.
11096 (struct set): Renamed to cselib_set, moved to cselib.h.
11097 (cselib_record_sets): Adjust. Call hook.
11098 (cselib_process_insn): Reset table when it would be cleared.
11099 (dump_cselib_val): New.
11100 (dump_cselib_table): New.
11101 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11102 (remove_forwarder_block): Support moving debug stmts.
11103 * cselib.h (cselib_record_sets_hook): Declare.
11104 (cselib_expand_callback): New type.
11105 (cselib_expand_value_rtx_cb): Declare.
11106 (cselib_reset_table_with_next_value): Declare.
11107 (cselib_get_next_unknown_value): Declare.
11108 (cselib_preserve_value): Declare.
11109 (cselib_preserved_value_p): Declare.
11110 (cselib_preserve_only_values): Declare.
11111 (dump_cselib_table): Declare.
11112 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11113 (try_crossjump_to_edge): Likewise.
11114 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11115 dominated blocks when debug stmts are present.
11116 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
11117 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11118 (set_var_live_on_entry): Likewise.
11119 * loop-invariant.c (find_invariants_bb): Skip debug insns.
11120 * cfglayout.c (curr_location, last_location): Make static.
11121 (set_curr_insn_source_location): Don't avoid bouncing.
11122 (get_curr_insn_source_location): New.
11123 (get_curr_insn_block): New.
11124 (duplicate_insn_chain): Handle debug insns.
11125 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11127 * common.opt (fcompare-debug): Move to sort order.
11128 (fdump-unnumbered-links): Likewise.
11129 (fvar-tracking-assignments): New.
11130 (fvar-tracking-assignments-toggle): New.
11131 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11132 because of debug stmts.
11133 (mark_stmt_if_obviously_necessary): Mark debug stmts.
11134 (eliminate_unnecessary_stmts): Walk dominated blocks before
11136 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11137 * ira.c (memref_used_between_p): Skip debug insns.
11138 (update_equiv_regs): Likewise.
11139 * sched-deps.c (sd_lists_size): Accept empty list.
11140 (sd_init_insn): Mark debug insns.
11141 (sd_finish_insn): Unmark them.
11142 (sd_add_dep): Reject non-debug deps on debug insns.
11143 (fixup_sched_groups): Give debug insns group treatment.
11145 (sched_analyze_reg): Don't mark debug insns for sched before call.
11146 (sched_analyze_2): Handle debug insns.
11147 (sched_analyze_insn): Compute next non-debug insn. Handle debug
11149 (deps_analyze_insn): Handle debug insns.
11150 (deps_start_bb): Skip debug insns.
11151 (init_deps): Initialize last_debug_insn.
11152 * tree-ssa.c (target_for_debug_bind): New.
11153 (find_released_ssa_name): New.
11154 (propagate_var_def_into_debug_stmts): New.
11155 (propagate_defs_into_debug_stmts): New.
11156 (verify_ssa): Skip debug bind stmts without values.
11157 (warn_uninialized_vars): Skip debug stmts.
11158 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11159 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
11160 (rtx_equal_p): Likewise.
11161 * ira-costs.c (scan_one_insn): Skip debug insns.
11162 (process_bb_node_for_hard_reg_moves): Likewise.
11163 * rtl.h (DEBUG_INSN_P): New.
11164 (NONDEBUG_INSN_P): New.
11165 (MAY_HAVE_DEBUG_INSNS): New.
11166 (INSN_P): Accept debug insns.
11167 (RTX_FRAME_RELATED_P): Likewise.
11168 (INSN_DELETED_P): Likewise
11169 (PAT_VAR_LOCATION_DECL): New.
11170 (PAT_VAR_LOCATION_LOC): New.
11171 (PAT_VAR_OCATION_STATUS): New.
11172 (NOTE_VAR_LOCATION_DECL): Reimplement.
11173 (NOTE_VAR_LOCATION_LOC): Likewise.
11174 (NOTE_VAR_LOCATION_STATUS): Likewise.
11175 (INSN_VAR_LOCATION): New.
11176 (INSN_VAR_LOCATION_DECL): New.
11177 (INSN_VAR_LOCATION_LOC): New.
11178 (INSN_VAR_LOCATION_STATUS): New.
11179 (gen_rtx_UNKNOWN_VAR_LOC): New.
11180 (VAR_LOC_UNKNOWN_P): New.
11181 (NOTE_DURING_CALL_P): New.
11182 (SCHED_GROUP_P): Accept debug insns.
11183 (emit_debug_insn_before): Declare.
11184 (emit_debug_insn_before_noloc): Declare.
11185 (emit_debug_insn_beore_setloc): Declare.
11186 (emit_debug_insn_after): Declare.
11187 (emit_debug_insn_after_noloc): Declare.
11188 (emit_debug_insn_after_setloc): Declare.
11189 (emit_debug_insn): Declare.
11190 (make_debug_insn_raw): Declare.
11191 (prev_nondebug_insn): Declare.
11192 (next_nondebug_insn): Declare.
11193 (delegitimize_mem_from_attrs): Declare.
11194 (get_max_insn_count): Declare.
11195 (wrap_constant): Declare.
11196 (unwrap_constant): Declare.
11197 (get_curr_insn_source_location): Declare.
11198 (get_curr_insn_block): Declare.
11199 * tree-inline.c (insert_debug_decl_map): New.
11200 (processing_debug_stmt): New.
11201 (remap_decl): Don't create new mappings in debug stmts.
11202 (remap_gimple_op_r): Don't add references in debug stmts.
11203 (copy_tree_body_r): Likewise.
11204 (remap_gimple_stmt): Handle debug bind stmts.
11205 (copy_bb): Skip debug stmts.
11206 (copy_edges_for_bb): Likewise.
11207 (copy_debug_stmt): New.
11208 (copy_debug_stmts): New.
11209 (copy_body): Copy debug stmts at the end.
11210 (insert_init_debug_bind): New.
11211 (insert_init_stmt): Take id. Skip and emit debug stmts.
11212 (setup_one_parameter): Remap variable earlier, register debug mapping.
11213 (estimate_num_insns): Skip debug stmts.
11214 (expand_call_inline): Preserve debug_map.
11215 (optimize_inline_calls): Check for no debug_stmts left-overs.
11216 (unsave_expr_now): Preserve debug_map.
11217 (copy_gimple_seq_and_replace_locals): Likewise.
11218 (tree_function_versioning): Check for no debug_stmts left-overs.
11219 Init and destroy debug_map as needed. Split edges unconditionally.
11220 (build_duplicate_type): Init and destroy debug_map as needed.
11221 * tree-inline.h: Include gimple.h instead of pointer-set.h.
11222 (struct copy_body_data): Add debug_stmts and debug_map.
11223 * sched-int.h (struct ready_list): Add n_debug.
11224 (struct deps): Add last_debug_insn.
11225 (DEBUG_INSN_SCHED_P): New.
11226 (BOUNDARY_DEBUG_INSN_P): New.
11227 (SCHEDULE_DEBUG_INSN_P): New.
11228 (sd_iterator_cond): Accept empty list.
11229 * combine.c (create_log_links): Skip debug insns.
11230 (combine_instructions): Likewise.
11231 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
11232 return value is always unshared.
11233 (struct rtx_subst_pair): New.
11234 (auto_adjust_pair): New.
11235 (propagate_for_debug_subst): New.
11236 (propagate_for_debug): New.
11237 (try_combine): Skip debug insns. Propagate removed defs into
11239 (next_nonnote_nondebug_insn): New.
11240 (distribute_notes): Use it. Skip debug insns.
11241 (distribute_links): Skip debug insns.
11242 * tree-outof-ssa.c (set_location_for_edge): Likewise.
11243 * resource.c (mark_target_live_regs): Likewise.
11244 * var-tracking.c: Include cselib.h and target.h.
11245 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11247 (micro_operation_type_name): New.
11248 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11249 (struct micro_operation_def): Update comments.
11250 (decl_or_value): New type. Use instead of decls.
11251 (struct emit_note_data_def): Add vars.
11252 (struct attrs_def): Use decl_or_value.
11253 (struct variable_tracking_info_def): Add permp, flooded.
11254 (struct location_chain_def): Update comment.
11255 (struct variable_part_def): Use decl_or_value.
11256 (struct variable_def): Make var_part a variable length array.
11257 (valvar_pool): New.
11258 (scratch_regs): New.
11259 (cselib_hook_called): New.
11260 (dv_is_decl_p): New.
11261 (dv_is_value_p): New.
11263 (dv_as_value): New.
11264 (dv_as_opaque): New.
11265 (dv_onepart_p): New.
11267 (IS_DECL_CODE): New.
11268 (check_value_is_not_decl): New.
11269 (dv_from_decl): New.
11270 (dv_from_value): New.
11271 (dv_htab_hash): New.
11272 (variable_htab_hash): Use it.
11273 (variable_htab_eq): Support values.
11274 (variable_htab_free): Free from the right pool.
11275 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11276 (attrs_list_union): Adjust.
11277 (attrs_list_mpdv_union): New.
11278 (tie_break_pointers): New.
11279 (canon_value_cmp): New.
11280 (unshare_variable): Return possibly-modified slot.
11281 (vars_copy_1): Adjust.
11282 (var_reg_decl_set): Adjust. Split out of...
11283 (var_reg_set): ... this.
11284 (get_init_value): Adjust.
11285 (var_reg_delete_and_set): Adjust.
11286 (var_reg_delete): Adjust.
11287 (var_regno_delete): Adjust.
11288 (var_mem_decl_set): Split out of...
11289 (var_mem_set): ... this.
11290 (var_mem_delete_and_set): Adjust.
11291 (var_mem_delete): Adjust.
11294 (val_resolve): New.
11295 (variable_union): Adjust. Speed up merge of 1-part vars.
11296 (variable_canonicalize): Use unshared slot.
11297 (VALUED_RECURSED_INTO): New.
11298 (find_loc_in_1pdv): New.
11299 (struct dfset_merge): New.
11300 (insert_into_intersection): New.
11301 (intersect_loc_chains): New.
11303 (canonicalize_loc_order_check): New.
11304 (canonicalize_values_mark): New.
11305 (canonicalize_values_star): New.
11306 (variable_merge_over_cur): New.
11307 (variable_merge_over_src): New.
11308 (dataflow_set_merge): New.
11309 (dataflow_set_equiv_regs): New.
11310 (remove_duplicate_values): New.
11311 (struct dfset_post_merge): New.
11312 (variable_post_merge_new_vals): New.
11313 (variable_post_merge_perm_vals): New.
11314 (dataflow_post_merge_adjust): New.
11315 (find_mem_expr_in_1pdv): New.
11316 (dataflow_set_preserve_mem_locs): New.
11317 (dataflow_set_remove_mem_locs): New.
11318 (dataflow_set_clear_at_call): New.
11319 (onepart_variable_different_p): New.
11320 (variable_different_p): Use it.
11321 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11322 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11324 (track_loc_p): Pass it true.
11325 (struct count_use_info): New.
11326 (find_use_val): New.
11327 (replace_expr_with_values): New.
11328 (log_op_type): New.
11329 (use_type): New, partially split out of...
11330 (count_uses): ... this. Count new micro-ops.
11331 (count_uses_1): Adjust.
11332 (count_stores): Adjust.
11333 (count_with_sets): New.
11334 (VAL_NEEDS_RESOLUTION): New.
11335 (VAL_HOLDS_TRACK_EXPR): New.
11336 (VAL_EXPR_IS_COPIED): New.
11337 (VAL_EXPR_IS_CLOBBERED): New.
11338 (add_uses): Adjust. Generate new micro-ops.
11339 (add_uses_1): Adjust.
11340 (add_stores): Generate new micro-ops.
11341 (add_with_sets): New.
11342 (find_src_status): Adjust.
11343 (find_src_set_src): Adjust.
11344 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11345 Handle new micro-ops. Canonicalize value equivalances.
11346 (vt_find_locations): Compute total size of hash tables for
11347 dumping. Perform merge for var-tracking-assignments. Don't
11348 disregard single-block loops.
11349 (dump_attrs_list): Handle decl_or_value.
11350 (dump_variable): Take variable. Deal with decl_or_value.
11351 (dump_variable_slot): New.
11352 (dump_vars): Use it.
11353 (dump_dataflow_sets): Adjust.
11354 (set_slot_part): New, extended to support one-part variables
11355 after splitting out of...
11356 (set_variable_part): ... this.
11357 (clobber_slot_part): New, split out of...
11358 (clobber_variable_part): ... this.
11359 (delete_slot_part): New, split out of...
11360 (delete_variable_part): .... this.
11361 (check_wrap_constant): New.
11362 (vt_expand_loc_callback): New.
11363 (vt_expand_loc): New.
11364 (emit_note_insn_var_location): Adjust. Handle values. Handle
11365 EMIT_NOTE_AFTER_CALL_INSN.
11366 (emit_notes_for_differences_1): Adjust. Handle values.
11367 (emit_notes_for_differences_2): Likewise.
11368 (emit_notes_for_differences): Adjust.
11369 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11370 Adjust. Handle new micro-ops.
11371 (vt_add_function_parameters): Adjust. Create and bind values.
11372 (vt_initialize): Adjust. Initialize scratch_regs and
11373 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11374 operations. Move some code to count_with_sets and add_with_sets.
11375 (delete_debug_insns): New.
11376 (vt_debug_insns_local): New.
11377 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11379 (var_tracking_main): If var-tracking-assignments is enabled
11380 but var-tracking isn't, delete debug insns and leave. Likewise
11381 if we exceed limits or fail the stack adjustments tests, and
11382 after all var-tracking processing.
11383 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11384 (dataflow_set): Add traversed_vars.
11385 (value_chain, const_value_chain): New typedefs.
11386 (value_chain_pool, value_chains): New variables.
11387 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11388 add_value_chains, add_cselib_value_chains, remove_value_chain,
11389 remove_value_chains, remove_cselib_value_chains): New functions.
11390 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11391 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11393 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11394 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11395 (dst_can_be_shared): New variable.
11396 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11397 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11398 different from set->vars, look up slot again instead of using the
11400 (dataflow_set_init): Initialize traversed_vars.
11401 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11402 lookup if set->vars is shared. Don't keep slot cleared before
11403 calling unshare_variable. Unshare set->vars if needed. Adjust
11404 unshare_variable callers. Clear dst_can_be_shared if needed.
11405 Even ->refcount == 1 vars must be unshared if set->vars is shared
11406 and var needs to be modified.
11407 (dataflow_set_union): Set traversed_vars during canonicalization.
11408 (VALUE_CHANGED, DECL_CHANGED): Define.
11409 (set_dv_changed, dv_changed_p): New static inlines.
11410 (track_expr_p): Clear DECL_CHANGED.
11411 (dump_dataflow_sets): Set it.
11412 (variable_was_changed): Call set_dv_changed.
11413 (emit_note_insn_var_location): Likewise.
11414 (changed_variables_stack): New variable.
11415 (check_changed_vars_1, check_changed_vars_2): New functions.
11416 (emit_notes_for_changes): Do nothing if changed_variables is
11417 empty. Traverse changed_variables with check_changed_vars_1,
11418 call check_changed_vars_2 on each changed_variables_stack entry.
11419 (emit_notes_in_bb): Add SET argument. Just clear it at the
11420 beginning, use it instead of local &set, don't destroy it at the end.
11421 (vt_emit_notes): Call dataflow_set_clear early on all
11422 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11423 computed set, dataflow_set_clear also VTI(bb)->in when we are
11424 done with the basic block. Initialize changed_variables_stack,
11425 free it afterwards. If ENABLE_CHECKING verify that after noting
11426 differences to an empty set value_chains hash table is empty.
11427 (vt_initialize): Initialize value_chains and value_chain_pool.
11428 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11429 (variable_tracking_main): Call dump_dataflow_sets before calling
11430 vt_emit_notes, not after it.
11431 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11432 (propagate_var_def_into_debug_stmts): Declare.
11433 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11434 (df_set_note): Reject debug insns.
11435 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11436 add notes to debug insns.
11437 (df_note_bb_compute): Adjust. Likewise.
11438 (df_simulate_uses): Skip debug insns.
11439 (df_simulate_initialize_backwards): Likewise.
11440 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11441 (subst_stack_regs_pat): Reject debug insns.
11442 (convert_regs_1): Handle debug insns.
11443 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11444 (print-rtl.o): Depend on cselib.h.
11445 (cselib.o): Depend on TREE_PASS_H.
11446 (var-tracking.o): Depend on cselib.h and TARGET_H.
11447 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11448 (init_ready_list): Skip boundary debug insns.
11449 (add_branch_dependences): Skip debug insns.
11450 (free_block_dependencies): Check for blocks with only debug insns.
11451 (compute_priorities): Likewise.
11452 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11453 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11455 (gimple_build_debug_bind_stat): New.
11456 (empty_body_p): Skip debug stmts.
11457 (gimple_has_side_effects): Likewise.
11458 (gimple_rhs_has_side_effects): Likewise.
11459 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11460 (gimple_build_debug_bind_stat): Declare.
11461 (gimple_build_debug_bind): Define.
11462 (is_gimple_debug): New.
11463 (gimple_debug_bind_p): New.
11464 (gimple_debug_bind_get_var): New.
11465 (gimple_debug_bind_get_value): New.
11466 (gimple_debug_bind_get_value_ptr): New.
11467 (gimple_debug_bind_set_var): New.
11468 (gimple_debug_bind_set_value): New.
11469 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11470 (gimple_debug_bind_reset_value): New.
11471 (gimple_debug_bind_has_value_p): New.
11472 (gsi_next_nondebug): New.
11473 (gsi_prev_nondebug): New.
11474 (gsi_start_nondebug_bb): New.
11475 (gsi_last_nondebug_bb): New.
11476 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11477 (print_insn): Handle DEBUG_INSN.
11478 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11479 of first insn prevail.
11480 (first_stmt): Skip debug stmts.
11481 (first_non_label_stmt): Likewise.
11482 (last_stmt): Likewise.
11483 (has_zero_uses_1): New.
11484 (single_imm_use_1): New.
11485 (verify_gimple_debug): New.
11486 (verify_types_in_gimple_stmt): Handle debug stmts.
11487 (verify_stmt): Likewise.
11488 (debug_loop_num): Skip debug stmts.
11489 (remove_edge_and_dominated_blocks): Remove dominators last.
11490 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11491 (linearize_expr): Likewise.
11492 * config/i386/i386.c (ix86_delegitimize_address): Call
11493 default implementation.
11494 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11495 (group_barrier_needed): Skip debug insns.
11496 (emit_insn_group_barriers): Likewise.
11497 (emit_all_insn_group_barriers): Likewise.
11498 (ia64_variable_issue): Handle debug insns.
11499 (ia64_dfa_new_cycle): Likewise.
11500 (final_emit_insn_group_barriers): Skip debug insns.
11501 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11502 def cfa without frame.
11503 (process_set): Likewise.
11504 (process_for_unwind_directive): Pass frame on.
11505 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11506 (rs6000_delegitimize_address): New.
11507 (rs6000_debug_adjust_cost): Handle debug insns.
11508 (is_microcoded_insn): Likewise.
11509 (is_cracked_insn): Likewise.
11510 (is_nonpipeline_insn): Likewise.
11511 (insn_must_be_first_in_group): Likewise.
11512 (insn_must_be_last_in_group): Likewise.
11513 (force_new_group): Likewise.
11514 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11515 contains only debug insns.
11516 (rtl_merge_blocks): Skip debug insns.
11517 (purge_dead_edges): Likewise.
11518 (rtl_block_ends_with_call_p): Skip debug insns.
11519 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11520 (mark_reg_dependencies): Skip debug insns.
11521 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11522 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11523 * tree-ssa-threadedge.c
11524 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11525 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11526 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11527 (copyprop_hardreg_forward_1): Handle debug insns.
11528 * reload1.c (reload): Skip debug insns. Replace unassigned
11529 pseudos in debug insns with their equivalences.
11530 (eliminate_regs_in_insn): Skip debug insns.
11531 (emit_input_reload_insns): Skip debug insns at first, adjust
11533 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11534 (get_indirect_ref_operands): Pass opf_no_vops on.
11535 (get_expr_operands): Likewise. Skip debug stmts.
11536 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11538 2009-09-01 Richard Henderson <rth@redhat.com>
11540 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11541 stmt_ends_pp_p statements at least once.
11542 * tree-vrp.c (vrp_initialize): Likewise.
11543 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11545 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11548 Fix AIX bootstrap after PR debug/30161
11549 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11550 that is a GNU extension.
11551 (tmpl_value_parm_die_table): Move the definition of this global
11552 outside #ifdef DWARF2_DEBUGGING_INFO region.
11554 2009-09-01 Richard Guenther <rguenther@suse.de>
11556 * tree.c (tree_expr_size): New function.
11557 * tree.h (tree_expr_size): Declare.
11558 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11559 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11560 * langhooks.c (lhd_expr_size): Remove.
11561 * langhooks.h (struct lang_hooks): Remove expr_size.
11562 * explow.c (expr_size): Use tree_expr_size.
11563 (int_expr_size): Likewise.
11564 * langhooks-def.h (lhd_expr_size): Remove.
11565 (LANG_HOOKS_EXPR_SIZE): Likewise.
11566 (LANG_HOOKS_INITIALIZER): Adjust.
11568 2009-09-01 Richard Guenther <rguenther@suse.de>
11570 * tree-flow.h (mark_addressable): Move declaration ...
11571 * tree.h (mark_addressable): ... here.
11572 * stmt.c (expand_asm_operands): Use mark_addressable, not
11573 lang_hooks.mark_addressable.
11574 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11575 LANG_HOOKS_MARK_ADDRESSABLE.
11576 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11577 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11579 2009-08-31 Chris Demetriou <cgd@google.com>
11581 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11582 vectorize if not TARGET_SSE2.
11584 2009-08-31 DJ Delorie <dj@redhat.com>
11586 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11587 registers if no coprocessor is enabled.
11589 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11592 * cgraph.h (cgraph_get_node): Declare ...
11593 * cgraph.c (cgraph_get_node): ... new function.
11594 * dwarf2out.c (gen_generic_params_dies,
11595 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11596 make_ith_pack_parameter_name,
11597 append_entry_to_tmpl_value_parm_die_table,
11598 gen_remaining_tmpl_value_param_die_attribute): New functions.
11599 (gen_subprogram_die): Generate debug info for template parameters
11600 if debug info level is higher than DINFO_LEVEL_TERSE.
11601 Use tree_add_const_value_attribute_for_decl instead of
11602 tree_add_const_value_attribute.
11603 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11604 instead of tree_add_const_value_attribute.
11605 (gen_struct_or_union_type_die): Generate debug
11606 info for template parameters if debug info level is higher than
11608 (tree_add_const_value_attribute): Handle integral and pointer
11609 constants. Update comment.
11610 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11611 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11612 (reference_to_unused): Fix thinko. Remove redundant predicates from
11614 (tree_add_const_value_attribute): Make this work for constant
11616 tree_add_const_value_attribute_for_decl is to be used for variable
11618 (add_location_or_const_value_attribute): Use
11619 tree_add_const_value_attribute_for_decl now.
11620 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11621 DW_TAG_template_value_param DIEs after function DIEs have been
11623 * langhooks.h (lang_hooks_for_types): Add
11624 get_argument_pack_elems.
11625 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11626 (lang_hooks): Added get_innermost_generic_parms,
11627 get_innermost_generic_args.
11628 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11629 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11630 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11631 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11633 2009-08-31 DJ Delorie <dj@redhat.com>
11635 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11636 it once we start generating the prologue or epilogue.
11637 (mep_call_saves_register): If the frame is locked, re-use
11639 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11640 (mep_expand_prologue): Call it.
11641 (mep_expand_epilogue): Likewise.
11642 (mep_start_function): Use the same logic as mep_expand_prologue.
11643 (mep_pass_by_reference): Make logic more readable.
11644 (mep_return_in_memory): Zero-sized objects are passed in memory.
11645 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11647 2009-08-31 Richard Guenther <rguenther@suse.de>
11649 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11650 to query if the memory regions for memmove overlap.
11651 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11652 asserts on pointers, instead deal with odd trees.
11653 (ptr_derefs_may_alias_p): Likewise.
11654 (refs_may_alias_p_1): Constructor bases also never alias.
11656 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11658 * doc/install.texi (Final install): Adjust reference on where to
11659 order printed manuals.
11661 2009-08-30 Olivier Hainque <hainque@adacore.com>
11663 * dwarf2out.c (switch_to_frame_table_section): Move
11664 definition prior to first use.
11666 2009-08-30 Richard Guenther <rguenther@suse.de>
11668 PR tree-optimization/41186
11669 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11670 (ao_ref_init_from_ptr_and_size): New function.
11671 (ref_maybe_used_by_call_p_1): Be more precise tracking
11672 used ranges for builtin functions.
11673 (ref_maybe_used_by_call_p): Adjust.
11674 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11675 ranges for builtin functions.
11676 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11678 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11681 * fwprop.c (get_reg_use_in): Delete.
11682 (free_load_extend): New function.
11683 (forward_propagate_subreg): Use it.
11685 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11687 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11689 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11692 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11695 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11697 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11698 fini or fini_array section.
11700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11702 * graphite-dependences.c (graphite_legal_transform_bb): Call
11703 pbb_remove_duplicate_pdrs.
11704 * graphite-poly.c (can_collapse_pdr): Removed.
11705 (pdr_find_duplicate): Removed.
11706 (can_collapse_pdrs): New.
11707 (pbb_remove_duplicate_pdrs): New.
11708 (new_poly_dr): Do not look for duplicates.
11709 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11710 (PBB_PDR_DUPLICATES_REMOVED): New.
11711 (pbb_remove_duplicate_pdrs): Declared.
11713 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11715 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11716 the strides by multiplying by PDR_NB_REFS.
11717 * graphite-poly.c (can_collapse_pdr): New.
11718 (pdr_find_duplicate): New.
11719 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11720 Initialize PDR_NB_REFS.
11721 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11722 (PDR_NB_REFS): New.
11723 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11725 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11727 PR middle-end/40965
11728 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11731 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11733 * graphite-dependences.c (pddr_original_scattering): Return NULL
11734 for read-read dependence relations.
11735 * graphite-poly.h (enum poly_dr_type): Fix comment.
11737 (pdr_write_p): New.
11738 (pdr_may_write_p): New.
11740 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11742 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11743 (struct poly_dr): Same.
11744 (new_poly_dr): Same.
11745 * graphite-poly.c (new_poly_dr): Same.
11746 * graphite-dependences.c (dot_deps): Disable call to system.
11748 2009-08-28 Cary Coutant <ccoutant@google.com>
11751 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11752 struct/union/enum types local to a function.
11754 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11755 Sebastian Pop <sebastian.pop@amd.com>
11757 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11758 pbb_strip_mine_time_depth. Changed the implementation so that
11759 transformation is expressed as a transformation on
11760 time (scatttering) dimensions. Also, ensures that the 2d+1
11761 scheduling format is preserved.
11762 (pbb_strip_mine_profitable_p): Profitability is based on the
11763 iteration number of a given time (scattering) dimension,
11764 and not on a original loop depth dimension.
11765 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11766 (pbb_do_strip_mine): Call psct_dynamic_dim.
11767 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11768 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11769 (pbb_nb_dynamic_scattering_transform): New.
11770 (psct_dynamic_dim): New.
11772 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11774 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11775 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11776 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11777 * graphite-interchange.c (build_linearized_memory_access): Same.
11778 (memory_stride_in_loop): Same.
11780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11782 * graphite-dependences.c (pddr_original_scattering): New.
11783 (graphite_legal_transform_dr): Call pddr_original_scattering.
11786 * graphite-dependences.h (dot_deps): Declared.
11787 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11788 (print_pdr): Print PDR_ID.
11789 * graphite-poly.h (struct poly_dr): Add field id.
11792 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11794 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11796 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11797 not delete the original dependence relation.
11799 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11801 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11802 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11803 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11804 (free_poly_ddr): New.
11805 (pddr_is_empty): New.
11806 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11807 (dependence_polyhedron): Same. Remove useless gcc_assert.
11809 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11810 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11811 * graphite-dependences.h (enum poly_dependence_kind): New.
11812 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11813 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11814 (PDRP_SINK): Renamed PDDR_SINK.
11815 (PDRP_DDP): Renamed PDDR_DDP.
11817 (free_poly_ddr): Declared.
11818 * graphite-poly.c (new_scop): Use the new hash function names.
11819 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11820 into original_pddrs.
11821 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11823 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11825 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11826 bounds with LT_EXPR to make niter analysis more precise on code
11827 generated by Graphite.
11829 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11831 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11832 (graphite_legal_transform_bb): Same.
11833 (poly_drs_may_alias_p): Same.
11835 2009-08-28 Richard Guenther <rguenther@suse.de>
11837 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11839 2009-08-28 Jan Beulich <jbeulich@novell.com>
11841 * config/i386/netware.c: Include langhooks.h.
11842 (i386_nlm_encode_section_info): Simplify.
11843 (netware_override_options): Delete.
11844 * config/i386/netware.h (netware_override_options): Delete
11846 (OVERRIDE_OPTIONS): Delete definition.
11847 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11848 (ASM_COMMENT_START): Define.
11849 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11851 2009-08-28 Jan Beulich <jbeulich@novell.com>
11853 * configure.ac: For in-tree ld, do a plain version check to
11854 determine whether comdat groups are supported.
11855 * configure: Regenerate.
11857 2009-08-28 Olivier Hainque <hainque@adacore.com>
11859 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11860 always defined. Reflect definition or absence of such for
11861 COLLECT_EXPORT_LIST. Readability helper.
11862 (scanfilter): New enum, to help control what symbols
11863 are to be considered or ignored by scan_prog_file.
11864 (enum pass): Rename as "scanpass", moved together with scanfilter
11865 prior to scan_prog_file's prototype.
11866 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11867 Group prototype with the scanpass/scanfilter definitions, factorize
11868 head comments for the several implementations at the prototype.
11869 (main): Reorganize the first pass link control to let AIX
11870 drag only the needed frame tables in executables. Prevent
11871 frame tables collection during the scan aimed at static ctors.
11872 Pre-link and scan for frame tables later to compensate.
11873 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11874 A C statement to issue assembly directives that create a reference
11875 to the given DWARF table identifier label from the current function
11877 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11878 to differentiate first time section entry. Only emit a .data
11879 tables start identifier label the first time around.
11880 (switch_to_frame_table_section): New function. Helper for
11881 output_call_frame_info to switch possibly BACK into the eh_frame
11882 or the debug_frame section depending on FOR_EH.
11883 (output_call_frame_info): Use helper to first enter the proper
11885 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11886 emit a link to the frame table start label from each function
11888 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11889 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11890 * config/rs6000/rs6000-protos.h: Declare it.
11891 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11893 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11895 * config/sh/sh.c (split_branches): Check the result of
11898 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11900 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11901 using -pthread -fopenmp
11903 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11905 * doc/service.texi (service directory): Update URL.
11907 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11909 PR rtl-optimization/40861
11910 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11911 extract word from a multi-word subreg for negative byte positions.
11913 2009-08-27 Tristan Gingold <gingold@adacore.com>
11914 Douglas B Rupp <rupp@gnat.com>
11916 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11917 (SECTION_VMS_OVERLAY): Define.
11918 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11920 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11922 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11923 common_object declarations.
11924 (ia64_section_type_flags): Set section flag for common_object.
11925 * config/ia64/ia64-protos.h
11926 (ia64_vms_output_aligned_decl_common): Declare.
11927 (ia64_vms_elf_asm_named_section): Declare.
11929 2009-08-27 Michael Matz <matz@suse.de>
11931 * expr.c (expand_expr_real_2): New function taking exploded
11932 unary or binary expression, split out from ...
11933 (expand_expr_real_1): ... here. Move over all unary/binary
11934 switch parts to above function, in particular these codes:
11935 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11936 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11937 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11938 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11939 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11940 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11941 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11942 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11943 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11944 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11945 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11946 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11947 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11948 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11949 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11950 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11951 VEC_PACK_FIX_TRUNC_EXPR.
11952 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11955 2009-08-27 Richard Guenther <rguenther@suse.de>
11957 * gengtype.c (main): Handle uint64_t.
11958 * ipa-utils.c (get_base_var): Indent properly.
11959 * tree-ssa-live.c (debug_scope_block): New function.
11960 * tree-flow.h (debug_scope_block): Declare.
11961 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11962 * basic-block.h (enum profile_status): Rename to
11963 enum profile_status_d.
11964 (x_profile_status): Adjust type.
11966 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11969 * dwarf2out.c (get_context_die): Declare this static function.
11970 (gen_type_die_with_usage): Make sure a DIE is a generated for
11971 the context of a typedef.
11973 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11975 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11978 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11980 * config/mips/mips-protos.h (mips_output_sync): Declare.
11981 (mips_sync_loop_insns): Likewise.
11982 (mips_output_sync_loop): Replace first two parameters with an rtx.
11983 * config/mips/mips.c (mips_multi_member): New structure.
11984 (mips_multi_members): New variable.
11985 (mips_multi_start): New function.
11986 (mips_multi_add): Likewise.
11987 (mips_multi_add_insn): Likewise.
11988 (mips_multi_add_label): Likewise.
11989 (mips_multi_last_index): Likewise.
11990 (mips_multi_copy_insn): Likewise.
11991 (mips_multi_set_operand): Likewise.
11992 (mips_multi_write): Likewise.
11993 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11994 (mips_init_print_operand_punct): Update accordingly.
11995 (mips_start_ll_sc_sync_block): New function.
11996 (mips_end_ll_sc_sync_block): Likewise.
11997 (mips_output_sync): Likewise.
11998 (mips_sync_insn1_template): Likewise.
11999 (mips_sync_insn2_template): Likewise.
12000 (mips_get_sync_operand): Likewise.
12001 (mips_process_sync_loop): Likewise.
12002 (mips_output_sync_loop): Use mips_process_sync_loop.
12003 (mips_sync_loop_insns): New function.
12004 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12005 (MIPS_COMPARE_AND_SWAP_12): Likewise.
12006 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12007 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12008 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12009 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12010 (MIPS_SYNC_OLD_OP_12): Likewise.
12011 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12012 (MIPS_SYNC_NEW_OP_12): Likewise.
12013 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12014 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12015 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12016 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12017 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12018 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12019 * config/mips/mips.md (sync_mem): New attribute.
12020 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12021 (sync_exclusive_mask, sync_required_oldval): Likewise.
12022 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12023 (sync_release_barrier): Likewise.
12024 (length): Handle sync loops.
12025 (sync): Use mips_output_sync.
12026 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12027 (sync_compare_and_swap<mode>): Set the new sync_* attributes
12028 and use mips_output_sync_loop.
12029 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12030 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12031 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12032 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12033 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12034 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12035 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12036 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12037 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12039 2009-08-26 Richard Guenther <rguenther@suse.de>
12041 PR middle-end/41163
12042 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12043 the types to not match.
12044 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12046 * tree-ssa.c (useless_type_conversion_p): Conversions to
12047 pointers to unprototyped functions are useless.
12049 2009-08-26 Richard Guenther <rguenther@suse.de>
12051 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
12052 whole-program condition, prepare to be called for non-globals.
12053 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12054 params build a representative with known type and track its fields.
12056 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
12058 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12059 clearing by a taken branch.
12060 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12061 effectively after bbro pass.
12062 (sync_nand<mode>): Ditto.
12063 (sync_old_<fetchop_name><mode>): Ditto.
12064 (sync_old_nand<mode>): Ditto.
12065 (sync_new_<fetchop_name><mode>): Dito.
12066 (sync_new_nand<mode>): Ditto.
12067 (sync_compare_and_swap<mode>_1): Ditto.
12068 (*sync_compare_and_swap<mode>): Ditto.
12069 (sync_lock_test_and_set<mode>_1): Ditto.
12070 ("sync_lock_test_and_set<mode>): Ditto.
12072 2009-08-25 Douglas B Rupp <rupp@gnat.com>
12074 * hwint.h (HOST_LONG_FORMAT): New macro
12075 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12076 Use HOST_PTR_PRINTF.
12077 * system.h (HOST_PTR_PRINTF): Resurrect old macro
12078 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12079 (HOST_PTR_PRINTF): Document.
12081 2009-08-25 Jan Hubicka <jh@suse.cz>
12083 * config/i386/bmmintrin.h: Replace by #error.
12086 Michael Meissner <michael.meissner@amd.com>
12087 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12088 Tony Linthicum <tony.linthicum@amd.com>
12090 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12091 (TARGET_ROUND): New macro for the round/ptest instructions which
12092 are shared between SSE4.1 and SSE5.
12093 (OPTION_MASK_ISA_ROUND): Ditto.
12094 (OPTION_ISA_ROUND): Ditto.
12095 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12096 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12098 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
12099 (-mfused-madd): New switch to give users control over whether the
12100 compiler optimizes to use the multiply/add SSE5 instructions.
12102 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12103 (ix86_handle_option): Turn off 3dnow if -msse5.
12104 (override_options): Add SSE5 support.
12105 (print_operand): %Y prints comparison codes for SSE5 com/pcom
12107 (ix86_expand_sse_movcc): Add SSE5 support.
12108 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
12109 vector type to the next largest size.
12110 (ix86_expand_sse5_pack): New function to use pperm to pack a
12111 vector type to the next smallest size.
12112 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12113 (IX86_BUILTIN_FMADDSD): Ditto.
12114 (IX86_BUILTIN_FMADDPS): Ditto.
12115 (IX86_BUILTIN_FMADDPD): Ditto.
12116 (IX86_BUILTIN_FMSUBSS): Ditto.
12117 (IX86_BUILTIN_FMSUBSD): Ditto.
12118 (IX86_BUILTIN_FMSUBPS): Ditto.
12119 (IX86_BUILTIN_FMSUBPD): Ditto.
12120 (IX86_BUILTIN_FNMADDSS): Ditto.
12121 (IX86_BUILTIN_FNMADDSD): Ditto.
12122 (IX86_BUILTIN_FNMADDPS): Ditto.
12123 (IX86_BUILTIN_FNMADDPD): Ditto.
12124 (IX86_BUILTIN_FNMSUBSS): Ditto.
12125 (IX86_BUILTIN_FNMSUBSD): Ditto.
12126 (IX86_BUILTIN_FNMSUBPS): Ditto.
12127 (IX86_BUILTIN_FNMSUBPD): Ditto.
12128 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
12129 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
12130 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
12131 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
12132 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
12133 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
12134 (IX86_BUILTIN_PPERM): Ditto.
12135 (IX86_BUILTIN_PERMPS): Ditto.
12136 (IX86_BUILTIN_PERMPD): Ditto.
12137 (IX86_BUILTIN_PMACSSWW): Ditto.
12138 (IX86_BUILTIN_PMACSWW): Ditto.
12139 (IX86_BUILTIN_PMACSSWD): Ditto.
12140 (IX86_BUILTIN_PMACSWD): Ditto.
12141 (IX86_BUILTIN_PMACSSDD): Ditto.
12142 (IX86_BUILTIN_PMACSDD): Ditto.
12143 (IX86_BUILTIN_PMACSSDQL): Ditto.
12144 (IX86_BUILTIN_PMACSSDQH): Ditto.
12145 (IX86_BUILTIN_PMACSDQL): Ditto.
12146 (IX86_BUILTIN_PMACSDQH): Ditto.
12147 (IX86_BUILTIN_PMADCSSWD): Ditto.
12148 (IX86_BUILTIN_PMADCSWD): Ditto.
12149 (IX86_BUILTIN_PHADDBW): Ditto.
12150 (IX86_BUILTIN_PHADDBD): Ditto.
12151 (IX86_BUILTIN_PHADDBQ): Ditto.
12152 (IX86_BUILTIN_PHADDWD): Ditto.
12153 (IX86_BUILTIN_PHADDWQ): Ditto.
12154 (IX86_BUILTIN_PHADDDQ): Ditto.
12155 (IX86_BUILTIN_PHADDUBW): Ditto.
12156 (IX86_BUILTIN_PHADDUBD): Ditto.
12157 (IX86_BUILTIN_PHADDUBQ): Ditto.
12158 (IX86_BUILTIN_PHADDUWD): Ditto.
12159 (IX86_BUILTIN_PHADDUWQ): Ditto.
12160 (IX86_BUILTIN_PHADDUDQ): Ditto.
12161 (IX86_BUILTIN_PHSUBBW): Ditto.
12162 (IX86_BUILTIN_PHSUBWD): Ditto.
12163 (IX86_BUILTIN_PHSUBDQ): Ditto.
12164 (IX86_BUILTIN_PROTB): Ditto.
12165 (IX86_BUILTIN_PROTW): Ditto.
12166 (IX86_BUILTIN_PROTD): Ditto.
12167 (IX86_BUILTIN_PROTQ): Ditto.
12168 (IX86_BUILTIN_PROTB_IMM): Ditto.
12169 (IX86_BUILTIN_PROTW_IMM): Ditto.
12170 (IX86_BUILTIN_PROTD_IMM): Ditto.
12171 (IX86_BUILTIN_PROTQ_IMM): Ditto.
12172 (IX86_BUILTIN_PSHLB): Ditto.
12173 (IX86_BUILTIN_PSHLW): Ditto.
12174 (IX86_BUILTIN_PSHLD): Ditto.
12175 (IX86_BUILTIN_PSHLQ): Ditto.
12176 (IX86_BUILTIN_PSHAB): Ditto.
12177 (IX86_BUILTIN_PSHAW): Ditto.
12178 (IX86_BUILTIN_PSHAD): Ditto.
12179 (IX86_BUILTIN_PSHAQ): Ditto.
12180 (IX86_BUILTIN_FRCZSS): Ditto.
12181 (IX86_BUILTIN_FRCZSD): Ditto.
12182 (IX86_BUILTIN_FRCZPS): Ditto.
12183 (IX86_BUILTIN_FRCZPD): Ditto.
12184 (IX86_BUILTIN_CVTPH2PS): Ditto.
12185 (IX86_BUILTIN_CVTPS2PH): Ditto.
12186 (IX86_BUILTIN_COMEQSS): Ditto.
12187 (IX86_BUILTIN_COMNESS): Ditto.
12188 (IX86_BUILTIN_COMLTSS): Ditto.
12189 (IX86_BUILTIN_COMLESS): Ditto.
12190 (IX86_BUILTIN_COMGTSS): Ditto.
12191 (IX86_BUILTIN_COMGESS): Ditto.
12192 (IX86_BUILTIN_COMUEQSS): Ditto.
12193 (IX86_BUILTIN_COMUNESS): Ditto.
12194 (IX86_BUILTIN_COMULTSS): Ditto.
12195 (IX86_BUILTIN_COMULESS): Ditto.
12196 (IX86_BUILTIN_COMUGTSS): Ditto.
12197 (IX86_BUILTIN_COMUGESS): Ditto.
12198 (IX86_BUILTIN_COMORDSS): Ditto.
12199 (IX86_BUILTIN_COMUNORDSS): Ditto.
12200 (IX86_BUILTIN_COMFALSESS): Ditto.
12201 (IX86_BUILTIN_COMTRUESS): Ditto.
12202 (IX86_BUILTIN_COMEQSD): Ditto.
12203 (IX86_BUILTIN_COMNESD): Ditto.
12204 (IX86_BUILTIN_COMLTSD): Ditto.
12205 (IX86_BUILTIN_COMLESD): Ditto.
12206 (IX86_BUILTIN_COMGTSD): Ditto.
12207 (IX86_BUILTIN_COMGESD): Ditto.
12208 (IX86_BUILTIN_COMUEQSD): Ditto.
12209 (IX86_BUILTIN_COMUNESD): Ditto.
12210 (IX86_BUILTIN_COMULTSD): Ditto.
12211 (IX86_BUILTIN_COMULESD): Ditto.
12212 (IX86_BUILTIN_COMUGTSD): Ditto.
12213 (IX86_BUILTIN_COMUGESD): Ditto.
12214 (IX86_BUILTIN_COMORDSD): Ditto.
12215 (IX86_BUILTIN_COMUNORDSD): Ditto.
12216 (IX86_BUILTIN_COMFALSESD): Ditto.
12217 (IX86_BUILTIN_COMTRUESD): Ditto.
12218 (IX86_BUILTIN_COMEQPS): Ditto.
12219 (IX86_BUILTIN_COMNEPS): Ditto.
12220 (IX86_BUILTIN_COMLTPS): Ditto.
12221 (IX86_BUILTIN_COMLEPS): Ditto.
12222 (IX86_BUILTIN_COMGTPS): Ditto.
12223 (IX86_BUILTIN_COMGEPS): Ditto.
12224 (IX86_BUILTIN_COMUEQPS): Ditto.
12225 (IX86_BUILTIN_COMUNEPS): Ditto.
12226 (IX86_BUILTIN_COMULTPS): Ditto.
12227 (IX86_BUILTIN_COMULEPS): Ditto.
12228 (IX86_BUILTIN_COMUGTPS): Ditto.
12229 (IX86_BUILTIN_COMUGEPS): Ditto.
12230 (IX86_BUILTIN_COMORDPS): Ditto.
12231 (IX86_BUILTIN_COMUNORDPS): Ditto.
12232 (IX86_BUILTIN_COMFALSEPS): Ditto.
12233 (IX86_BUILTIN_COMTRUEPS): Ditto.
12234 (IX86_BUILTIN_COMEQPD): Ditto.
12235 (IX86_BUILTIN_COMNEPD): Ditto.
12236 (IX86_BUILTIN_COMLTPD): Ditto.
12237 (IX86_BUILTIN_COMLEPD): Ditto.
12238 (IX86_BUILTIN_COMGTPD): Ditto.
12239 (IX86_BUILTIN_COMGEPD): Ditto.
12240 (IX86_BUILTIN_COMUEQPD): Ditto.
12241 (IX86_BUILTIN_COMUNEPD): Ditto.
12242 (IX86_BUILTIN_COMULTPD): Ditto.
12243 (IX86_BUILTIN_COMULEPD): Ditto.
12244 (IX86_BUILTIN_COMUGTPD): Ditto.
12245 (IX86_BUILTIN_COMUGEPD): Ditto.
12246 (IX86_BUILTIN_COMORDPD): Ditto.
12247 (IX86_BUILTIN_COMUNORDPD): Ditto.
12248 (IX86_BUILTIN_COMFALSEPD): Ditto.
12249 (IX86_BUILTIN_COMTRUEPD): Ditto.
12250 (IX86_BUILTIN_PCOMEQUB): Ditto.
12251 (IX86_BUILTIN_PCOMNEUB): Ditto.
12252 (IX86_BUILTIN_PCOMLTUB): Ditto.
12253 (IX86_BUILTIN_PCOMLEUB): Ditto.
12254 (IX86_BUILTIN_PCOMGTUB): Ditto.
12255 (IX86_BUILTIN_PCOMGEUB): Ditto.
12256 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
12257 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
12258 (IX86_BUILTIN_PCOMEQUW): Ditto.
12259 (IX86_BUILTIN_PCOMNEUW): Ditto.
12260 (IX86_BUILTIN_PCOMLTUW): Ditto.
12261 (IX86_BUILTIN_PCOMLEUW): Ditto.
12262 (IX86_BUILTIN_PCOMGTUW): Ditto.
12263 (IX86_BUILTIN_PCOMGEUW): Ditto.
12264 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12265 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12266 (IX86_BUILTIN_PCOMEQUD): Ditto.
12267 (IX86_BUILTIN_PCOMNEUD): Ditto.
12268 (IX86_BUILTIN_PCOMLTUD): Ditto.
12269 (IX86_BUILTIN_PCOMLEUD): Ditto.
12270 (IX86_BUILTIN_PCOMGTUD): Ditto.
12271 (IX86_BUILTIN_PCOMGEUD): Ditto.
12272 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12273 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12274 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12275 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12276 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12277 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12278 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12279 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12280 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12281 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12282 (IX86_BUILTIN_PCOMEQB): Ditto.
12283 (IX86_BUILTIN_PCOMNEB): Ditto.
12284 (IX86_BUILTIN_PCOMLTB): Ditto.
12285 (IX86_BUILTIN_PCOMLEB): Ditto.
12286 (IX86_BUILTIN_PCOMGTB): Ditto.
12287 (IX86_BUILTIN_PCOMGEB): Ditto.
12288 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12289 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12290 (IX86_BUILTIN_PCOMEQW): Ditto.
12291 (IX86_BUILTIN_PCOMNEW): Ditto.
12292 (IX86_BUILTIN_PCOMLTW): Ditto.
12293 (IX86_BUILTIN_PCOMLEW): Ditto.
12294 (IX86_BUILTIN_PCOMGTW): Ditto.
12295 (IX86_BUILTIN_PCOMGEW): Ditto.
12296 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12297 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12298 (IX86_BUILTIN_PCOMEQD): Ditto.
12299 (IX86_BUILTIN_PCOMNED): Ditto.
12300 (IX86_BUILTIN_PCOMLTD): Ditto.
12301 (IX86_BUILTIN_PCOMLED): Ditto.
12302 (IX86_BUILTIN_PCOMGTD): Ditto.
12303 (IX86_BUILTIN_PCOMGED): Ditto.
12304 (IX86_BUILTIN_PCOMFALSED): Ditto.
12305 (IX86_BUILTIN_PCOMTRUED): Ditto.
12306 (IX86_BUILTIN_PCOMEQQ): Ditto.
12307 (IX86_BUILTIN_PCOMNEQ): Ditto.
12308 (IX86_BUILTIN_PCOMLTQ): Ditto.
12309 (IX86_BUILTIN_PCOMLEQ): Ditto.
12310 (IX86_BUILTIN_PCOMGTQ): Ditto.
12311 (IX86_BUILTIN_PCOMGEQ): Ditto.
12312 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12313 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12314 (enum multi_arg_type): New enum for describing the various SSE5
12315 intrinsic argument types.
12316 (bdesc_multi_arg): New table for SSE5 intrinsics.
12317 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12318 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12320 (ix86_expand_builtin): Add SSE5 intrinsic support.
12321 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12322 operand instructions.
12323 (ix86_expand_sse5_multiple_memory): New function to split the
12324 second memory reference from SSE5 instructions.
12325 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12326 (ix86_return_pops_args): Use stdarg_p to determine if the function
12327 has variable arguments.
12328 (ix86_setup_incoming_varargs): Ditto.
12329 (x86_this_parameter): Ditto.
12331 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12333 (ix86_expand_sse5_pack): Ditto.
12334 (ix86_sse5_valid_op_p): Ditto.
12335 (ix86_expand_sse5_multiple_memory): Ditto.
12337 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12338 constant for SSE5 support.
12339 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12340 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12341 (UNSPEC_SSE5_PERMUTE): Ditto.
12342 (UNSPEC_SSE5_ASHIFT): Ditto.
12343 (UNSPEC_SSE5_LSHIFT): Ditto.
12344 (UNSPEC_FRCZ): Ditto.
12345 (UNSPEC_CVTPH2PS): Ditto.
12346 (UNSPEC_CVTPS2PH): Ditto.
12347 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12348 (PCOM_TRUE): Ditto.
12349 (COM_FALSE_S): Ditto.
12350 (COM_FALSE_P): Ditto.
12351 (COM_TRUE_S): Ditto.
12352 (COM_TRUE_P): Ditto.
12353 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12354 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12356 (memory attribute): Ditto.
12357 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12358 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12359 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12360 (floor<mode>2): Ditto.
12361 (ceil<mode>2): Ditto.
12362 (btrunc<mode>2): Ditto.
12363 (nearbyintdf2): Ditto.
12364 (nearbyintsf2): Ditto.
12365 (sse_setccsf): Disable if SSE5.
12366 (sse_setccdf): Ditto.
12367 (sse5_setcc<mode>): New support for SSE5 conditional move.
12368 (sse5_pcmov_<mode>): Ditto.
12370 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12371 (SSEMODEF4): Ditto.
12372 (SSEMODEF2P): Ditto.
12373 (ssemodesuffixf4): New mode attribute for SSE5.
12374 (ssemodesuffixf2s): Ditto.
12375 (ssemodesuffixf2c): Ditto.
12376 (sserotatemax): Ditto.
12377 (ssescalarmode): Ditto.
12378 (sse_maskcmpv4sf3): Disable if SSE5.
12379 (sse_maskcmpv2df3): Ditto.
12380 (sse_vmmaskcmpv4sf3): Ditto.
12381 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12382 (sse5_vmfmadd<mode>4): Ditto.
12383 (sse5_fmsub<mode>4): Ditto.
12384 (sse5_vmfmsub<mode>4): Ditto.
12385 (sse5_fnmadd<mode>4): Ditto.
12386 (sse5_vmfnmadd<mode>4): Ditto.
12387 (sse5_fnmsub<mode>4): Ditto.
12388 (sse5_vmfnmsub<mode>4): Ditto.
12389 (sse5i_fmadd<mode>4): Ditto.
12390 (sse5i_fmsub<mode>4): Ditto.
12391 (sse5i_fnmadd<mode>4): Ditto.
12392 (sse5i_fnmsub<mode>4): Ditto.
12393 (sse5i_vmfmadd<mode>4): Ditto.
12394 (sse5i_vmfmsub<mode>4): Ditto.
12395 (sse5i_vmfnmadd<mode>4): Ditto.
12396 (sse5i_vmfnmsub<mode>4): Ditto.
12397 (mulv16qi3): Add SSE5 support.
12399 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12400 (sse2_mulv4si3): Disable if SSE5.
12401 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12402 (sse4_1_roundps): Ditto.
12403 (sse4_1_roundsd): Ditto.
12404 (sse4_1_roundss): Ditto.
12405 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12407 (sse_maskcmpsf3): Ditto.
12408 (sse_vmmaskcmpv4sf3): Ditto.
12409 (sse2_maskcmpv2df3): Ditto.
12410 (sse2_maskcmpdf3): Ditto.
12411 (sse2_vmmaskcmpv2df3): Ditto.
12412 (sse2_eq<mode>3): Ditto.
12413 (sse2_gt<mode>3): Ditto.
12414 (sse5_pcmov_<mode>): Add SSE5 support.
12415 (vec_unpacku_hi_v16qi): Ditto.
12416 (vec_unpacks_hi_v16qi): Ditto.
12417 (vec_unpacku_lo_v16qi): Ditto.
12418 (vec_unpacks_lo_v16qi): Ditto.
12419 (vec_unpacku_hi_v8hi): Ditto.
12420 (vec_unpacks_hi_v8hi): Ditto.
12421 (vec_unpacku_lo_v8hi): Ditto.
12422 (vec_unpacks_lo_v8hi): Ditto.
12423 (vec_unpacku_hi_v4si): Ditto.
12424 (vec_unpacks_hi_v4si): Ditto.
12425 (vec_unpacku_lo_v4si): Ditto.
12426 (vec_unpacks_lo_v4si): Ditto.
12427 (sse5_pmacsww): New SSE5 intrinsic insn.
12428 (sse5_pmacssww): Ditto.
12429 (sse5_pmacsdd): Ditto.
12430 (sse5_pmacssdd): Ditto.
12431 (sse5_pmacssdql): Ditto.
12432 (sse5_pmacssdqh): Ditto.
12433 (sse5_pmacsdqh): Ditto.
12434 (sse5_pmacsswd): Ditto.
12435 (sse5_pmacswd): Ditto.
12436 (sse5_pmadcsswd): Ditto.
12437 (sse5_pmadcswd): Ditto.
12438 (sse5_pcmov_<move>): Conditional move support on SSE5.
12439 (sse5_phaddbw): New SSE5 intrinsic insn.
12440 (sse5_phaddbd): Ditto.
12441 (sse5_phaddbq): Ditto.
12442 (sse5_phaddwd): Ditto.
12443 (sse5_phaddwq): Ditto.
12444 (sse5_phadddq): Ditto.
12445 (sse5_phaddubw): Ditto.
12446 (sse5_phaddubd): Ditto.
12447 (sse5_phaddubq): Ditto.
12448 (sse5_phadduwd): Ditto.
12449 (sse5_phadduwq): Ditto.
12450 (sse5_phaddudq): Ditto.
12451 (sse5_phsubbw): Ditto.
12452 (sse5_phsubwd): Ditto.
12453 (sse5_phsubdq): Ditto.
12454 (sse5_pperm): Ditto.
12455 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12456 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12457 (sse5_pperm_sign_v8hi_v4si): Ditto.
12458 (sse5_pperm_zero_v8hi_v4si): Ditto.
12459 (sse5_pperm_sign_v4si_v2di): Ditto.
12460 (sse5_pperm_sign_v4si_v2di): Ditto.
12461 (sse5_pperm_pack_v2di_v4si): Ditto.
12462 (sse5_pperm_pack_v4si_v8hi): Ditto.
12463 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12464 (sse5_perm<mode>): New SSE5 intrinsic insn.
12465 (rotl<mode>3): Ditto.
12466 (sse5_rotl<mode>3): Ditto.
12467 (sse5_ashl<mode>3): Ditto.
12468 (sse5_lshl<mode>3): Ditto.
12469 (sse5_frcz<mode>2): Ditto.
12470 (sse5s_frcz<mode>2): Ditto.
12471 (sse5_cvtph2ps): Ditto.
12472 (sse5_cvtps2ph): Ditto.
12473 (sse5_vmmaskcmp<mode>3): Ditto.
12474 (sse5_com_tf<mode>3): Ditto.
12475 (sse5_maskcmp<mode>3): Ditto.
12476 (sse5_maskcmp_uns<mode>3): Ditto.
12477 (sse5_maskcmp_uns2<mode>3): Ditto.
12478 (sse5_pcom_tf<mode>3): Ditto.
12480 * config/i386/predicates.md (sse5_comparison_float_operator):
12481 New predicate to match the comparison operators supported by
12482 the SSE5 com instruction.
12483 (ix86_comparison_int_operator): New predicate to match just the
12484 signed int comparisons.
12485 (ix86_comparison_uns_operator): New predicate to match just the
12486 unsigned int comparisons.
12488 * doc/invoke.texi (-msse5): Add documentation.
12489 (-mfused-madd): Ditto.
12491 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12493 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12495 (x86_64-*-*): Ditto.
12497 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12499 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12500 intrinisics for SSE5.
12502 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12505 * config/i386/mmintrin-common.h: New file, to contain common
12506 instructions between SSE4.1 and SSE5.
12508 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12509 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12510 (gen_regparm_prefix): Ditto.
12512 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12513 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12514 prototype_p to determine if a function is prototyped.
12516 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12518 * c-common.c (c_common_reswords) add the alignof keyword,
12519 with same RID as __alignof and __alignof__
12521 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12523 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12524 * hooks.c (hook_bool_const_int_const_int_true): New function.
12525 * target.h (struct gcc_target): Add can_eliminate field.
12526 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12527 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12528 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12529 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12530 (elim_table): Revise comment.
12531 * system.h (CAN_ELIMINATE): Poison.
12532 * defaults.h (CAN_ELIMINATE): Remove.
12533 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12535 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12536 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12538 (alpha_vms_can_eliminate): Declare as static, change return type to
12540 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12542 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12543 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12544 (arm_can_eliminate): New function.
12546 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12547 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12548 (avr_can_eliminate): Declare as static.
12549 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12551 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12552 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12553 (bfin_can_eliminate): New function.
12555 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12556 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12557 (crx_can_eliminate): New function.
12559 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12560 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12561 (fr30_can_eliminate): New function.
12563 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12564 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12565 (frv_can_eliminate): New function.
12567 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12568 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12569 (h8300_can_eliminate): New function.
12571 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12572 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12573 (i386_can_eliminate): Declare as static, change return type to bool.
12574 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12576 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12577 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12578 (ia64_can_eliminate): New function.
12580 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12581 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12582 (iq2000_can_eliminate): New function.
12584 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12585 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12586 (m32r_can_eliminate): New function.
12588 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12589 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12590 (m68hc11_can_eliminate): New function.
12592 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12593 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12594 (m68k_can_eliminate): New function.
12596 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12597 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12598 (mep_can_eliminate): New function.
12600 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12601 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12602 (mips_can_eliminate): New function.
12604 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12605 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12606 (rs6000_can_eliminate): New function.
12608 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12609 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12610 (s390_can_eliminate): Declare as static.
12611 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12613 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12614 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12615 (score_can_eliminate): New function.
12617 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12618 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12619 (sparc_can_eliminate): Declare as static.
12620 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12622 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12623 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12624 (xstormy16_can_eliminate): New function.
12626 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12627 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12628 (v850_can_eliminate): New function.
12630 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12632 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12633 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12634 (*movdfcc_ext[1234]): Disable for IEEE mode.
12636 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12638 * gimplify.c (prepare_gimple_addressable): New static function.
12639 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12641 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12642 manually fiddling with it.
12644 2009-08-25 Michael Matz <matz@suse.de>
12646 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12647 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12649 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12650 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12651 (do_jump): Split out code for simple binary comparisons into ...
12652 (do_jump_1): ... this, taking the individual operands and code.
12653 Change callers to helper function above accordingly.
12654 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12657 2009-08-25 Michael Matz <matz@suse.de>
12659 * expr.h (struct separate_ops, sepops): New type for passing
12660 around an exploded simple expression.
12661 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12662 Use this structure instead of expression tree.
12663 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12664 expression, only its type.
12665 (expand_vec_cond_expr): Take type and individual operands instead
12666 of full expression.
12667 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12668 expand_vec_shift_expr): Change prototype accordingly.
12669 * tree-vect-stmts.c (vectorizable_condition): Change call of
12670 expand_vec_cond_expr_p to pass only type.
12671 * expr.c (do_store_flags): Change prototype and implementation
12672 to take an exploded expression.
12673 (expand_expr_real_1): New local ops initialized with details
12674 of the full expression. Use it instead of full
12675 expression in calls to do_store_flags, expand_vec_cond_expr,
12676 expand_widen_pattern_expr and expand_vec_shift_expr.
12678 2009-08-25 Michael Matz <matz@suse.de>
12680 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12681 treeop2 initialized with first three operands of the full expression.
12682 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12684 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12686 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12687 (__gthread_objc_condition_allocate): Mark arguments as unused.
12688 (__gthread_objc_condition_deallocate): Likewise.
12689 (__gthread_objc_condition_wait): Likewise.
12690 (__gthread_objc_condition_broadcast): Likewise.
12691 (__gthread_objc_condition_signal): Likewise.
12692 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12693 (__gthread_objc_thread_id): Likewise.
12695 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12697 PR middle-end/41149
12698 * tree-pretty-print.c (print_call_name): Print the correct call name
12699 for procedure pointer components.
12701 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12703 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12704 default_promote_function_mode when not VMS.
12706 2009-08-24 Olivier Hainque <hainque@adacore.com>
12708 * convert.c (convert_to_integer): Don't assume an input pointer is
12709 POINTER_SIZE wide. Fetch from the type instead.
12711 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12713 * configure.ac (AC_PREREQ): Bump to 2.64.
12715 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12717 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12718 (process_command): Don't search standard_exec_prefix_1 and
12719 standard_exec_prefix_2.
12721 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12723 * config/arm/arm.c (output_return_instruction): Handle for
12726 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12728 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12730 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12732 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12733 (*arm_movdf_vfp): Likewise.
12735 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12737 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12738 (vashr<mode>3): Rename from ashr<mode>3.
12739 (vlshr<mode>3): Rename from lshr<mode>3.
12741 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12744 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12745 (check_format_info_main): Use scalar_identify_flag.
12746 (check_format_types): Check for scalar size identity if
12747 scalar_identify_flag is set.
12748 (printf_length_specs): Extend by new field.
12749 (asm_fprintf_length_specs): Likewise.
12750 (gcc_diag_length_specs): Likewise.
12751 (scanf_length_specs): Likewise.
12752 (strfmon_length_specs): Likewise.
12753 (gcc_gfc_length_specs): Likewise.
12754 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12755 (ms_printf_flag_specs): Likewise.
12756 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12758 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12762 (*call_value_pop_1): Ditto.
12763 (*sibcall_pop_1): New insn pattern.
12764 (*sibcall_value_pop_1): Ditto.
12766 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12769 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12772 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12775 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12776 (get_reg_use_in): New function.
12777 (forward_propagate_subreg): Propagate through subreg of zero_extend
12780 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12782 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12783 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12785 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12787 * configure.ac: Remove --with-datarootdir, --with-docdir,
12788 --with-htmldir switches. No need to call AC_SUBST for
12789 datarootdir, docdir, htmldir any more.
12790 * configure: Regenerate.
12791 * doc/install.texi (Configuration): Document --datarootdir,
12792 --docdir, --htmldir, --pdfdir; update documentation for
12793 --infodir, --mandir.
12794 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12797 * aclocal.m4: Regenerate.
12798 * config.in: Regenerate.
12799 * configure: Regenerate.
12801 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12802 Olivier Hainque <hainque@adacore.com>
12804 * config/ia64/ia64.c: Include libfuncs.h.
12805 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12806 (ia64_expand_call): Use reg 25 on VMS.
12807 (ia64_initialize_trampoline): Fix for VMS ABI.
12808 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12809 (ia64_function_arg): Initialize reg 25 on VMS.
12810 Fix OpenVMS ABI issues for varargs.
12811 For OpenVMS, emit the Argument Information register set in the
12812 incoming/sibcall case as well.
12813 (ia64_arg_type): New function.
12814 (ia64_function_arg_advance): Keep track of cum->words.
12815 Fix OpenVMS ABI issues for varargs.
12816 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12817 (ia64_override_options): Set flag_no_common on VMS.
12818 (ia64_init_builtins): Disable FWRITE builtin.
12819 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12820 (ia64_vms_init_libfuncs): Add decc$ routines.
12821 (ia64_vms_valid_pointer_mode): New function.
12822 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12823 (ia64_promote_function_mode): New function
12824 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12825 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12826 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12827 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12828 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12829 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12830 Suppress trailing '#' if VALUE is numeric.
12831 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12832 ia64_promote_function_mode.
12833 (TARGET_VALID_POINTER_MODE): Define.
12835 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12838 * config/rs6000/rs6000.c (rs6000_override_options): Use
12839 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12842 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12843 reporting of vector + decimal/boolean/complex error.
12845 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12847 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12848 __vector double TYPE_DECL.
12850 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12852 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12853 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12854 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12855 to pointer to enum machine_mode. Update all callers as needed.
12857 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12859 * config/alpha/alpha.md (exception_receiver): Emit alternative
12860 GP load sequence if flag_reorder_blocks_and_partition is set.
12861 (*exception_receiver_2): Also enable when
12862 flag_reorder_blocks_and_partition is set.
12864 2009-08-20 Matt Rice <ratmice@gmail.com>
12865 Diego Novillo <dnovillo@google.com>
12867 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12870 2009-08-20 Richard Guenther <rguenther@suse.de>
12872 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12873 * c-tree.h (c_dup_lang_specific_decl): Remove.
12874 (struct lang_decl, struct lang_type): Move definitions ...
12875 * c-lang.h: ... here. New file.
12876 * c-decl.c: Include c-lang.h.
12877 (c_dup_lang_specific_decl): Remove.
12878 * c-typeck.c: Include c-lang.h.
12879 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12880 (c-typeck.o): Likewise.
12881 * c-config-lang.in (gtfiles): Add c-lang.h.
12882 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12885 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12887 * config/alpha/alpha.c (alpha_end_function): Do not clear
12888 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12889 this is now handled in generic code.
12891 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12893 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12894 (s390_z10_fix_long_loop_prediction): New function.
12895 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12896 (s390_reorg): Walk over the INSNs and invoke
12897 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12899 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12901 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12902 "*brx_64bit", "*brx_31bit"): New patterns.
12903 * config/s390/s390.c ('E'): New output modifier.
12905 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12906 Richard Earnshaw <richard.earnshaw@arm.com>
12908 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12909 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12911 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12913 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12915 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12916 for mode mode of operand0 when doing secondary reload for SAR.
12918 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12920 PR middle-end/41123
12921 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12922 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12924 2009-08-19 Jason Merrill <jason@redhat.com>
12926 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12927 supported template depth in C++0x.
12929 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12931 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12932 free_after_compilation.
12933 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12934 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12935 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12936 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12937 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12938 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12939 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12941 2009-08-19 Ian Lance Taylor <iant@google.com>
12943 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12944 of (plus (mult (neg B) C) A).
12946 2009-08-18 Michael Matz <matz@suse.de>
12948 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12949 instead of comparing TYPE_MAIN_VARIANT for equality.
12950 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12951 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12952 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12953 * gimplify.c (goa_lhs_expr_p): Ditto and use
12954 STRIP_USELESS_TYPE_CONVERSION.
12956 2009-08-18 Michael Matz <matz@suse.de>
12958 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12959 first field in a struct.
12960 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12962 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12964 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12965 locators before emit_insn is called. Remove assert that
12967 (alpha_end_function): Clear crtl->emit structure and free insn
12968 locators if cfun->is_thunk is true.
12970 2009-08-18 Jason Merrill <jason@redhat.com>
12972 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12974 * configure.ac: Test for it.
12975 * configure, config.in: Regenerate.
12976 * doc/install.texi: Document --enable-gnu-unique-object.
12978 2009-08-18 Richard Guenther <rguenther@suse.de>
12980 PR middle-end/41094
12981 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12982 pow(x,y*z) only if x is nonnegative.
12984 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12986 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12990 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12991 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12993 2009-08-17 DJ Delorie <dj@redhat.com>
12995 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12996 * config/m32c/prologue.md (epilogue_freit): New.
12998 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12999 (bank_switch_p): Likewise.
13000 (fast_interrupt_p): Likewise.
13001 (interrupt_p): Likewise.
13002 (m32c_conditional_register_usage): Round memregs size up.
13003 (need_to_save): We only need to save $a0 when we use ENTER.
13004 (interrupt_p): Check for fast_interrupt too.
13005 (bank_switch_p): New.
13006 (fast_interrupt_p): New.
13007 (m32c_attribute_table): Add bank_switch and fast_interrupt.
13008 (m32c_emit_prolog): Support bank switching and fast interrupts.
13009 * doc/extend.texi (Function Attributes): Add bank_switch and
13012 2009-08-17 Douglas B Rupp <rupp@gnat.com>
13014 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13015 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13017 2009-08-16 Douglas B Rupp <rupp@gnat.com>
13019 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13020 (menu): Add IA-64/VMS Options.
13021 (IA-64/VMS Options): Likewise.
13023 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13026 * config/mips/mips.md (*lwxs): Use :P for pointer values.
13028 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13030 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
13031 (mips_pop_asm_switch): Likewise.
13032 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13034 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13035 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13036 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13037 (mips_print_operand_punctuation): Use them. Check mips_noreorder
13038 instead of set_noreorder.
13039 (mips_output_function_prologue): Use the new functions.
13040 (mips_output_function_epilogue): Likewise.
13041 (mips_need_noat_wrapper_p): New function, split out from...
13042 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13043 Use mips_push_asm_switch and mips_pop_asm_switch.
13044 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13045 and mips_pop_asm_switch.
13046 (ASM_OUTPUT_REG_POP): Likewise.
13047 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13048 Use mips_pop_asm_switch.
13049 (mips_asm_switch): New structure.
13050 (set_noreorder, set_nomacro): Replace with...
13051 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13052 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13053 instead of set_nomacro.
13054 (fix_truncsfsi2_macro): Likewise.
13055 (cprestore): Likewise.
13056 (hazard): Use mips_noreorder instead of set_noreorder.
13057 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13059 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
13061 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13062 from prev_active_insn.
13064 2009-08-16 Anatoly Sokolov <aesok@post.ru>
13066 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13067 * config/avr/avr.c (avr_override_options): Initialize
13068 avr_current_arch variable.
13069 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13070 __AVR_HAVE_16BIT_SP__ according to the device type.
13071 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13073 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13074 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13076 2009-08-16 Dodji Seketeli <dodji@redhat.com>
13079 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13080 generating inlined subroutine die only. We shouldn't be
13081 called for anything else.
13082 (gen_block_die): Don't generate inline subroutine debug info for
13085 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13087 * graphite-poly.c (print_pbb): Print PBB index.
13089 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13091 PR middle-end/40981
13092 * graphite-interchange.c (ppl_max_for_le): Moved...
13093 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13094 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
13095 ppl_Pointset_Powerset_C_Polyhedron_maximize.
13096 * graphite-ppl.h (ppl_max_for_le): Declared.
13098 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
13100 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13101 supported on all platforms.
13102 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13103 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13104 * c-pragma.c: Likewise.
13105 * target-def.h (TARGET_INITIALIZER): Remove
13106 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13107 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13109 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13111 * config/ia64/fde-vms.c: New file.
13112 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13113 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13114 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13115 (uw_frame_state_for): Only register a personality routine if it is
13116 known to be compatible with our expectations.
13117 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
13118 Declare unw_table_entry stack variable and
13119 mod all calls to _Unwind_FindTableEntry to add arg.
13120 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13121 (_Unwind_FindTableEntry): Add arg to prototype.
13123 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
13125 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13126 field 'signal_pfs_loc'.
13127 (uw_frame_state_for): Remove duplicate code dealing with leaf
13128 procedures without unwind info.
13129 If in the frame after unwinding through a signal handler, restore
13130 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13131 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13132 'pfs_loc' to the AR.PFS location in the signal context; instead
13133 set 'signal_pfs_loc'.
13134 Manually generate the unwind info for the AR.PFS register.
13135 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13136 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13137 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
13138 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13139 instead set 'signal_pfs_loc'.
13140 Remove code preventing the AR.PFS register from being restored
13141 from the signal context.
13143 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13144 Tristan Gingold <gingold@adacore.com>
13146 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13147 * config/ia64/t-vms: New file.
13148 * config/ia64/vms64.h: New file.
13149 * config/ia64/vms.h: New file.
13150 * config/ia64/vms-crtinit.asm: New file.
13151 * config/ia64/vms_symvec_libgcc_s.opt: New file.
13152 * config/ia64/vms-unwind.h: New file.
13154 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13156 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13159 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13161 PR middle-end/30789
13162 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13163 Move declaration...
13164 * real.h (do_mpc_arg2): ... here.
13165 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13168 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
13170 * final.c (add_debug_prefix_map): Don't use GC memory for
13171 old_prefix and new_prefix.
13173 2009-08-14 Richard Guenther <rguenther@suse.de>
13175 * ipa-prop.c (compute_complex_pass_through): If we cannot
13176 compute a non-varying offset for IPA_JF_ANCESTOR punt.
13178 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13180 * c-lex.c (c_lex_with_flags): Increase size of local variable
13181 to avoid memory clobber.
13183 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
13186 * config/i386/i386.c (ix86_fp_comparison_strategy):
13187 Only enable/disable sahf at function granularity.
13189 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
13191 PR rtl-optimization/41064
13192 * reload1.c (reload_as_needed): Don't call extract_insn
13193 for known invalid replacements after calling
13194 validate_replace_rtx_group and verify_changes.
13196 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13199 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
13200 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13201 ix86_expand_fp_vcond.
13202 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13203 Assert that operation is supported by ix86_expand_int_vcond.
13204 (vcondu<SSEMODE124C8:mode>): Ditto.
13206 2009-08-13 DJ Delorie <dj@redhat.com>
13208 * config/i386/djgpp-stdint.h: New.
13209 * config.gcc (djgpp): Use it.
13211 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
13213 * config/sh/sh.c (sh_override_options): When flag_exceptions or
13214 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13216 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13218 * tree-ssa-loop-prefetch.c
13219 (prune_ref_by_group_reuse): Enhance probabilistic analysis
13220 for long-stride pruning.
13221 (compute_miss_rate): New function to compute the probability
13222 that two memory references access different cache lines.
13224 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
13226 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13228 2009-08-13 Richard Guenther <rguenther@suse.de>
13230 PR middle-end/41047
13231 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13232 use the constant pointer type.
13233 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
13234 of CV qualifiers on the target pointer type.
13235 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13236 conversion check before restrict check.
13238 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13241 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13243 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13245 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13247 2009-08-12 Richard Guenther <rguenther@suse.de>
13249 PR tree-optimization/41011
13250 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13251 and reference constructing.
13253 2009-08-12 Xinliang David Li <davidxl@google.com>
13255 PR tree-optimization/41012
13256 * tree-flow.h : New external interface.
13257 * gimple-low.c (check_call_arg): Change to public function.
13258 Remove argument mismatch check in lowering.
13259 * tree-inline.h (tree_can_inline_p): Interface change.
13260 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13261 into this function.
13262 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13263 Call change to tree_can_inline_p function.
13264 (cgraph_decide_inlining_incrementally): Ditto.
13266 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
13268 PR tree-optimization/41031
13269 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13270 on the partition variable rather than promote_mode on the source
13271 type. Assert that the partition variable's type has the same
13272 mode as the source value's.
13274 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13276 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13277 for for_return == 2.
13278 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13280 * calls.c (expand_call): Fix typo.
13281 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13283 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13285 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13286 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13287 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13288 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13290 2009-08-12 Andrew Haley <aph@redhat.com>
13292 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13294 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13297 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13299 2009-08-12 Richard Guenther <rguenther@suse.de>
13301 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13302 * gimplify.c (gimplify_modify_expr): Do not use
13303 lang_hooks.types_compatible_p.
13304 * tree-ssa.c (useless_type_conversion_p): For aggregates
13305 just return false if the canonical types differ.
13307 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13309 PR middle-end/40980
13310 * sese.c (convert_for_phi_arg): New.
13311 (add_guard_exit_phis): Use convert_for_phi_arg.
13313 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13315 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13316 unknown subscript upper bounds.
13318 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13319 Pranav Garg <pranav.garg2107@gmail.com>
13321 * graphite-interchange.c (gather_access_strides): Removed.
13322 (ppl_max_for_le): New.
13323 (build_linearized_memory_access): New.
13324 (memory_stride_in_loop): New.
13325 (pbb_interchange_profitable_p): Reimplemented.
13326 * graphite-ppl.h (ppl_new_id_map): New.
13327 (ppl_interchange): New.
13329 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13331 * graphite-interchange.c (compute_subscript): Removed.
13332 (compute_array_size_cstr): Removed.
13333 (compute_array_size_poly): Removed.
13334 (compute_array_size): Removed.
13335 (gather_access_strides_poly): Removed.
13336 (gather_access_strides): Empty.
13338 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13340 * graphite-dependences.c (dependence_polyhedron_1): Replace
13341 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13342 (graphite_legal_transform_dr): Same.
13343 (graphite_carried_dependence_level_k): Same.
13344 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13345 Initialize PDR_NB_SUBSCRIPTS.
13346 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13348 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13349 (PDR_NB_SUBSCRIPTS): New.
13350 (pdr_nb_subscripts): Removed.
13351 (pdr_dim): Simplified.
13352 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13353 with PDR_NB_SUBSCRIPTS.
13355 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13357 * graphite-interchange.c (compute_array_size): Remove use of
13358 PDR_DATA_CONTAINER.
13359 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13360 Do not initialize PDR_DATA_CONTAINER.
13361 (print_pdr): Do not print PDR_DATA_CONTAINER.
13362 * graphite-poly.h (struct poly_dr): Remove data_container field.
13363 (PDR_DATA_CONTAINER): Removed.
13364 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13365 PDR_DATA_CONTAINER.
13366 (build_poly_dr): Same.
13368 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13369 Sebastian Pop <sebastian.pop@amd.com>
13371 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13372 copy of the dependence polyhedron. Free the temporary objects.
13373 (graphite_carried_dependence_level_k): Free unused objects before
13376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13378 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13379 Early return without analyzing the data dependences if no
13380 transform has been done. Call restore_scattering if the transform
13382 (graphite-interchange.c): Same.
13383 * graphite-poly.c (print_scattering_function): Test for
13385 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13386 (apply_poly_transforms): Do not gcc_assert that
13387 the transform is legal.
13388 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13389 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13390 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13391 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13392 * graphite-poly.h (struct poly_scattering): New.
13393 (struct poly_bb): Add original, transformed, and saved fields.
13394 Remove transformed_scattering, original_scattering,
13395 nb_local_variables and nb_scattering_transform fields.
13396 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13397 (poly_scattering_new): New.
13398 (poly_scattering_free): New.
13399 (poly_scattering_copy): New.
13400 (store_scattering_pbb): New.
13401 (store_scattering): New.
13402 (restore_scattering_pbb): New.
13403 (restore_scattering): New.
13404 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13405 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13409 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13410 (print_scop): Same.
13412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13414 * Makefile.in (graphite.o): Depends on PREDICT_H.
13415 * graphite.c: Include predict.h.
13416 (graphite_finalize): Call tree_estimate_probability.
13417 * predict.c (predict_loops): Do not call scev_initialize and
13419 (tree_estimate_probability_bb): New.
13420 (tree_estimate_probability): Do not initialize loops: move that
13421 code to the driver. Call tree_estimate_probability_bb.
13422 (tree_estimate_probability_driver): New.
13423 (pass_profile): Use tree_estimate_probability_driver.
13424 * predict.h (tree_estimate_probability): Declared.
13426 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13428 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13429 * graphite-dependences.c (graphite_legal_transform): Add time to
13430 TV_GRAPHITE_DATA_DEPS.
13431 (dependency_between_pbbs_p): Same.
13432 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13434 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13436 PR rtl-optimization/41033
13437 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13438 aliasing is disabled.
13440 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13442 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13443 si_mask_operand, and_load_operand, low_bitmask_operand,
13444 and_reg_operand, and_operand): New predicates.
13445 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13446 * config/mips/mips.c (and_operands_ok): New function.
13447 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13448 * config/mips/mips.md (move_type): Add ext_ins and logical.
13449 (type): Handle them.
13450 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13451 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13452 shift_shift. Remove commutative constraint modifier.
13453 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13455 (*clear_upper32_dext): Remove define_insn_and_split.
13456 (*clear_upper32): Turn this define_insn_and_split ...
13457 (splitter for ANDing register with 0xffff_ffff): .. into this.
13459 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13461 * combine.c (try_widen_shift_mode): Factor out code to check if an
13462 integer constant is a low-order bitmask from here ...
13463 * rtlanal.c (low_bitmask_len): ... to here.
13464 * rtl.h (low_bitmask_len): Declare.
13466 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13469 * config/alpha/alpha.md (addsi3): Remove expander.
13470 (addsi3): Rename from *addsi3_internal insn pattern.
13471 (subsi3): Remove expander.
13472 (subsi3): Rename from *subsi3_internal insn pattern.
13474 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13476 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13479 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13480 Eric Botcazou <botcazou@adacore.com>
13481 Douglas B Rupp <rupp@gnat.com>
13483 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13484 that records that fit in 64 bits are returned by immediate value,
13485 as required by OpenVMS Calling Standard.
13486 (function_value): Adjust for above modification.
13487 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13488 virtual_incoming_args_rtx as base object, not next_arg.
13489 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13491 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13493 * reload.c (find_reloads_subreg_address): Check the original
13494 req_equiv_mem address to detect the case where an address is
13495 not valid in the outer mode.
13497 2009-08-11 Richard Guenther <rguenther@suse.de>
13500 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13502 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13504 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13505 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13507 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13508 Douglas B Rupp <rupp@gnat.com>
13510 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13511 PT_STACK when frame_pointer_needed on OpenVMS.
13512 (alpha_pv_save_size, alpha_using_fp): Remove.
13513 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13514 with proper processing for PT_NULL.
13515 (alpha_vms_initial_elimination_offset): New function. Support for
13516 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13517 (alpha_sa_size): Force procedure type to PT_STACK when
13518 frame_pointer_needed on OpenVMS.
13519 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13520 (alpha_using_fp): Likewise.
13521 (alpha_vms_can_eliminate): Add prototype.
13522 (alpha_vms_initial_elimination_offset): Likewise.
13523 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13524 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13526 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13527 Douglas B Rupp <rupp@gnat.com>
13529 * config/alpha/alpha.c (common_object_handler): New function.
13530 (vms_attribute_table): Declare a single attribute "common_object".
13531 (vms_output_aligned_decl_common): New global function.
13532 (SECTION_VMS_OVERLAY): Delete.
13533 (SECTION_VMS_GLOBAL): Likewise.
13534 (SECTION_VMS_INITIALIZE): Likewise.
13535 (vms_asm_named_section): Remove support for above flags.
13536 (vms_section_type_flags): Delete.
13537 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13538 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13539 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13540 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13542 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13545 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13546 (sub_ddmmss): Likewise.
13548 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13551 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13554 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13557 * reload1.c (reload_as_needed): Use cancel_changes to completely
13558 undo a failed replacement attempt.
13560 2009-08-10 Richard Guenther <rguenther@suse.de>
13562 PR middle-end/41006
13563 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13564 (useless_type_conversion_p): ... here. Require pointer targets
13567 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13570 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13571 loose the original type of the statement list.
13573 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13575 * config/alpha/alpha.c: Include libfuncs.h
13576 (avms_asm_output_extern): New function.
13577 (alpha_init_libfuncs): Init some decc libfuncs.
13578 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13579 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13580 (DO_CRTL_NAMES): Define.
13581 (LIB_SPEC): Remove.
13582 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13583 (LONG_TYPE_SIZE): Define.
13584 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13585 (SUBTARGET_SWITCHES): Define malloc64 switch.
13586 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13587 (MASK_RETURN_ADDR): Define.
13588 doc/invoke.texi (mmalloc64): Document switch.
13590 2009-08-09 Olivier Hainque <hainque@adacore.com>
13591 Douglas B Rupp <rupp@gnat.com>
13593 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13594 uses_condition_handler.
13595 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13596 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13597 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13598 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13599 (code_for_builtin): New insn codes for the new alpha_builtins.
13600 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13601 (alpha_sa_size): Account for uses_condition_handler.
13602 (alpha_expand_prologue): Likewise.
13603 (alpha_start_function): Likewise.
13604 (alpha_expand_epilogue): Likewise.
13605 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13606 establish/revert expanders.
13607 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13608 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13609 New expander, resorting to the alpha.c associated function.
13610 (builtin_revert_vms_condition_handler): Likewise.
13611 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13612 __gcc_shell_handler, the static VMS condition handler used as
13613 an indirection wrapper to the current dynamically established
13615 * config/alpha/vms-unwind.h: Complete rewrite.
13616 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13617 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13619 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13620 Douglas B Rupp <rupp@gnat.com>
13622 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13623 (alpha_need_linkage): Handle aliases. Return function symbol.
13624 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13625 Use ultimate alias target for the linkage name.
13626 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13627 by alpha_need_linkage for the function symbol.
13628 (setmemdi): Likewise.
13630 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13632 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13633 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13634 (ASM_WEAKEN_LABEL): Define.
13635 (CRT_CALL_STATIC_FUNCTION): Define.
13636 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13637 (ENDFILE_SPEC): Define.
13638 (INIT_SECTION_ASM_OP): Define.
13639 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13640 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13641 crtend.o crtendS.o.
13642 (MULTILIB_OSDIRNAMES): Define.
13643 (shlib_version): Define.
13644 (SHLIB_EXT): Define.
13645 (SHLIB_OBJS): Define.
13646 (SHLIB_NAME): Define.
13647 (SHLIB_MULTILIB): Define.
13648 (SHLIB_INSTALL): Define.
13649 (SHLIB_SYMVEC): Define.
13650 (SHLIB_SYMVECX2): Define.
13651 (SHLIB_LINK): Define.
13653 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13655 * config/alpha/alpha.c (alpha_initialize_trampoline):
13656 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13657 (alpha_start_function): Emit transfer address on nested functions
13658 for VMS trampoline call.
13659 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13660 since no longer used.
13661 * config/alpha/vms-tramp.asm: Remove.
13662 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13663 since now only data initialized at runtime.
13665 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13667 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13668 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13669 (MD_EXEC_PREFIX): Remove, no longer used.
13670 (MD_STARTFILE_PREFIX): Likewise.
13671 (INCLUDE_DEFAULTS): Likewise.
13672 * config/alpha/t-vms:
13673 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13675 2009-08-09 Richard Guenther <rguenther@suse.de>
13677 PR tree-optimization/41016
13678 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13679 (operand_precision): Remove.
13680 (integral_operand_p): Likewise.
13681 (recognize_single_bit_test): Adjust.
13683 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13685 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13686 operation overflows. Likewise non-cast unary arithmetic.
13687 If one arm of a conditional expression is always taken,
13688 inhibit evaluation warnings for the other arm. Likewise inhibit
13689 evaluation warnings for the second && or || operand if the first
13690 operand is enough to determine the result.
13691 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13693 (build_binary_op): Prevent duplicate evaluation warnings.
13695 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13697 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13698 and destination have different modes, Use promote_mode to
13699 determine the signedness of the conversion. Assert that the
13700 promoted source mode matches the destination mode. Don't pass
13701 the destination and destination mode to expand_expr if the source
13702 mode is different. Simplify conversion logic.
13704 2009-08-09 Ira Rosen <irar@il.ibm.com>
13706 PR tree-optimization/41008
13707 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13708 from condition only in case it's a comparison. Adjust checks.
13710 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13712 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13713 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13714 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13715 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13716 (dump_cand): Handle them.
13717 (struct iv_cand): New members COST_STEP and AINC_USE.
13718 (stmt_after_increment): Likewise.
13719 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13720 callers changed. Use gimple_uid comparison instead of scanning.
13721 (add_candidate_1): When looking for identical candidates, take
13722 AINC_USE into account. Set it for new candidates.
13723 (force_expr_to_var_cost): Cast target_spill_cost to int.
13724 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13725 All callers changed. Check for availability of autoinc addressing
13726 modes, both in general for a given mode, and in the specific use case.
13727 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13729 (get_computation_cost): Likewise.
13730 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13731 add_autoinc_candidates): New static functions.
13732 (add_candidate): Call add_autoinc_candidates for candidates based on
13734 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13735 (determine_use_iv_cost_address): If we have an autoinc candidate at
13736 the matching use, verify autoinc is possible and subtract the cost
13737 of the candidate's step from the cost.
13738 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13739 member of the candidate.
13740 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13741 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13743 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13745 * config.build (ia64-hp-*vms*): New target.
13746 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13747 with ia64-hp-*vms*.
13748 * config.gcc (ia64-hp-*vms*): New target.
13749 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13750 with ia64-hp-*vms*.
13751 * config.host (ia64-hp-*vms*): New target.
13752 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13753 with ia64-hp-*vms*.
13755 2009-08-08 Richard Guenther <rguenther@suse.de>
13757 PR tree-optimization/40991
13758 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13760 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13762 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13763 mode check. Do truncations in an integer mode.
13764 (force_to_mode): Handle subregs for all mode types. Only do
13765 arithmetic simplifications on integer modes.
13767 2009-08-07 Richard Guenther <rguenther@suse.de>
13769 PR tree-optimization/40999
13770 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13771 (maybe_fold_reference): Lookup constant initializers.
13772 (fold_gimple_assign): Likewise.
13774 2009-08-07 Richard Guenther <rguenther@suse.de>
13776 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13777 that require structural equality defer to the langhook.
13779 2009-08-07 Martin Jambor <mjambor@suse.cz>
13781 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13783 (struct ipa_pass_through_data): New type.
13784 (struct ipa_ancestor_jf_data): New type.
13785 (union jump_func_value): Removed field formal_id, added fields
13786 pass_through and ancestor.
13787 (struct ipa_param_call_note): Changed type of formal_id to int from
13789 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13790 operations jump functions and ancestor jump functions.
13791 (compute_complex_pass_through): New function.
13792 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13793 reflect changes in the jump function strucutre.
13794 (update_jump_functions_after_inlining): Ignore complex pass-through
13795 and ancestor jump functions.
13796 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13797 polynomial pass-through with operation jump functions.
13799 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13801 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13802 fde->dw_fde_begin as begin label instead of hot/cold label.
13803 Use LLSDAC label instead of LLSDA for second section lsda.
13804 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13805 label instead of LLSDA if it is true.
13806 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13808 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13809 SECTION argument. Use it as index into crtl->eh.call_site_record
13811 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13812 use it to determine how to print table entries instead of using
13813 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13814 label instead of normal begin label as base.
13815 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13816 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13817 ensure no EH range spans between sections and that landing pads
13818 are always in the corresponding section.
13819 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13820 for crtl->eh.call_site_record being an array rather than scalar.
13821 (output_one_function_exception_table): New function, copied
13822 from output_function_exception_table. Adjust
13823 dw2_size_of_call_site_table, dw2_output_call_site_table
13824 callers. For SECOND section use *C suffixed labels.
13825 (output_function_exception_table): Call
13826 output_one_function_exception_table and, when doing hot/cold
13827 partitioning, also another time for the second section.
13828 * opts.c: Include except.h.
13829 (decode_options): Allow -freorder-blocks-and-partition with
13830 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13831 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13832 * function.h (struct rtl_eh): Change call_site_record from
13833 scalar into array of 2 elements.
13835 2009-08-07 Martin Jambor <mjambor@suse.cz>
13837 * ipa-prop.c (count_formal_params_1): New function.
13838 (ipa_get_vector_of_formal_parms): New function.
13839 (get_vector_of_formal_parm_types): New function.
13840 (ipa_modify_formal_parameters): New function.
13841 (ipa_modify_call_arguments): New function.
13842 (index_in_adjustments_multiple_times_p): New function.
13843 (ipa_combine_adjustments): New function.
13844 (ipa_dump_param_adjustments): New function.
13845 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13846 (ipa_get_vector_of_formal_parms): Declare.
13847 (ipa_modify_formal_parameters): Declare.
13848 (ipa_modify_call_arguments): Declare.
13849 (ipa_combine_adjustments): Declare.
13850 (ipa_dump_param_adjustments): Declare.
13851 (build_ref_for_offset): Declare.
13852 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13853 * tree-sra.c: Include ipa-prop.c.
13854 (build_ref_for_offset): Make public.
13856 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13858 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13860 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13862 * gcc/doc/extend.texi (__builtin_extract_return_address)
13863 (__builtin_frob_return_address): Document.
13865 2009-08-06 Paul Brook <paul@codesourcery.com>
13867 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13868 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13869 implementation on ARMv6-M.
13871 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13873 * doc/extend.texi (pcs): Document new attribute for ARM.
13875 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13877 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13880 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13882 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13885 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13887 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13889 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13891 Merge ARM/hard_vfp_branch to trunk.
13893 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13895 * arm.c (libcall_eq): New function.
13896 (libcall_hash): New function.
13897 (add_libcall): New function.
13898 (arm_libcall_uses_aapcs_base): New function.
13899 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13900 libcalls using the base PCS.
13901 (arm_init_cumulative_args): Likewise.
13903 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13905 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13906 Use base ABI for conversion libfuncs between HFmode and SFmode.
13908 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13910 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13911 V4SImode as representatives of all 64-bit and 128-bit vector
13912 types. Allow vector types without vector modes.
13913 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13914 without vector modes like BLKmode.
13915 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13916 BLKmode. Avoid unsupported vector modes or TImode moves for
13918 (aapcs_vfp_allocate_return_reg): Likewise.
13919 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13920 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13922 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13924 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13925 (arm_get_pcs_model): Pass attribute arguments to
13926 arm_pcs_from_attribute.
13927 (arm_init_cumulative_args): Use base AAPCS for conversions from
13928 floating-point types to DImode.
13929 (arm_attribute_table): Add pcs attribute.
13930 (arm_handle_pcs_attribute): New.
13931 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13932 conversions from floating-point types to DImode, also declare them
13933 to use base AAPCS and declare functions they call to use base
13934 AAPCS and their RTABI names.
13936 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13938 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13939 -mfloat-abi=hard not being supported for VFP.
13941 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13943 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13944 SYMBOL_REF to hard_libcall_value.
13946 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13947 Richard Earnshaw <rearnsha@arm.com>
13949 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13950 has been put on the stack, all remaining co-processory arguments for
13951 that co-processor also go on the stack.
13953 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13955 * config/arm/arm.c (arm_return_in_memory): Handle returning
13956 vectors of suitable size in registers also for AAPCS case.
13958 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13960 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13962 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13964 ARM Hard-VFP calling convention
13965 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13966 * target.h (gcc_target): Add libcall_value to table of call hooks.
13967 * targhooks.h (default_libcall_value): Default implementation.
13968 * targhooks.c (default_libcall_value): Likewise.
13969 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13970 * optabs.c (expand_unop): Use it.
13971 * expr.h (hard_libcall_value): Pass the function RTX through.
13972 * calls.c (emit_library_call_value_1): Update call to
13973 hard_libcall_value.
13974 * explow.c (hard_libcall_value): Use new target hook.
13975 * config/arm/arm.c: Include cgraph.h
13976 (TARGET_FUNCTION_VALUE): Override default hook.
13977 (arm_pcs_default): New variable.
13978 (arm_override_options): Don't fault hard calling convention with VFP.
13979 Add support for AAPCS variants.
13980 (arm_function_value): Make static. Handle AAPCS variants.
13981 (arm_libcall_value): New function.
13982 (arm_apply_result_size): Handle VFP registers in results.
13983 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13985 (pcs_attribute_args): New variable.
13986 (arm_pcs_from_attribute): New function.
13987 (arm_get_pcs_model): New function.
13988 (aapcs_vfp_cum_init): New function.
13989 (aapcs_vfp_sub_candidate): New function.
13990 (aapcs_vfp_is_return_candidate): New function.
13991 (aapcs_vfp_is_call_candidate): New function.
13992 (aapcs_vfp_allocate): New function.
13993 (aapcs_vfp_allocate_return_reg): New function.
13994 (aapcs_vfp_advance): New function.
13995 (aapcs_cp_arg_layout): New variable.
13996 (aapcs_select_call_coproc): New function.
13997 (aapcs_select_return_coproc): New function.
13998 (aapcs_allocate_return_reg): New function.
13999 (aapcs_libcall_value): New function.
14000 (aapcs_layout_arg): New function.
14001 (arm_init_cumulative_args): Initialize AAPCS args data.
14002 (arm_function_arg): Handle AAPCS variants using new interface.
14003 (arm_arg_parital_bytes): Likewise.
14004 (arm_function_arg_advance): New function.
14005 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14006 calling conventions.
14007 (arm_setup_incoming_varargs): Handle new AAPCS args data.
14008 * arm.h (NUM_VFP_ARG_REGS): Define.
14009 (LIBCALL_VALUE): Update.
14010 (FUNCTION_VALUE): Delete.
14011 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
14012 (arm_pcs): New enum.
14013 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14014 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14015 (FUNCTION_ARG_REGNO_P): Add VFP regs.
14016 * arm-protos.h (arm_function_arg_advance): Add.
14017 (aapcs_libcall_value): Add.
14018 (arm_function_value): Delete.
14020 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
14021 H.J. Lu <hongjiu.lu@intel.com>
14024 * config/i386/i386.c (standard_sse_mode_p): Remove.
14025 (standard_sse_constant_p): Return 2 for integer mode
14026 vector_all_ones_operand when SSE2 is enabled.
14027 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14028 (ix86_expand_vector_move): Do not check for negative values from
14029 standard_sse_constant_p.
14031 2009-08-06 Richard Guenther <rguenther@suse.de>
14033 * tree-ssa.c (useless_type_conversion_p_1): Make function and
14034 array type comparisons frontend independent.
14035 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14036 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14037 out array reference lower bound and element size operands.
14038 (ao_ref_init_from_vn_reference): Properly compute the offset
14039 for ARRAY_RANGE_REF.
14040 (vn_reference_fold_indirect): Fill out array reference lower
14041 bound and element size operands.
14042 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14043 a non gimple valued reference operand which can happen for
14044 array reference lower bound or element size.
14045 (create_component_ref_by_pieces_1): Properly generate the
14046 element size operand for array references.
14048 2009-08-06 Richard Guenther <rguenther@suse.de>
14050 PR tree-optimization/40964
14051 * tree.c (iterative_hash_host_wide_int): Export.
14052 * tree.h (iterative_hash_host_wide_int): Declare.
14053 * tree-ssa-structalias.c (heapvar_map): New struct.
14054 (heapvar_map_eq): New function.
14055 (heapvar_map_hash): Likewise.
14056 (heapvar_lookup): Adjust.
14057 (heapvar_insert): Likewise.
14058 (make_constraint_from_heapvar): Allow multiple heap variables
14059 per decl at different offsets.
14060 (init_alias_heapvars): Adjust.
14062 2009-08-04 David Daney <ddaney@caviumnetworks.com>
14064 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14065 * mips_output_sync_loop (mips_output_sync_loop): Only emit
14066 trailing sync if TARGET_SYNC_AFTER_SC.
14068 2009-08-05 David Daney <ddaney@caviumnetworks.com>
14070 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14071 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14072 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14073 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14074 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14075 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14076 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14077 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14078 test_and_set_12): Rewrite calls to mips_output_sync_loop.
14079 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14080 the prototype declaration match the definition.
14081 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
14082 instructions explicitly. Add barrier_before and operands
14084 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14085 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14086 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14087 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14088 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14089 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14091 2009-08-05 Andrew Pinski <pinskia@gmail.com>
14093 * tree-ssa-alias.c: Fix intervals to use [) syntax.
14095 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
14096 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14099 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14102 2009-08-05 Jakub Jelinek <jakub@redhat.com>
14104 PR rtl-optimization/40924
14105 * dse.c (canon_address): Before calling cselib_expand_value_rtx
14106 make sure canon_rtx (mem_address) isn't simpler than
14107 canon_rtx (expanded_mem_address).
14109 2009-08-05 Li Feng <nemokingdom@gmail.com>
14111 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14112 for each poly_bb_p.
14113 (build_scop_drs): Build alias set for each SCoP.
14115 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
14117 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14118 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14119 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14120 (MIPS_ARCH_FLOAT_SPEC): Likewise.
14121 (BASE_DRIVER_SELF_SPECS): Likewise.
14123 2009-08-04 Andrew Pinski <pinskia@gmail.com>
14125 * tree-ssa-alias.c: Fix some comment typos.
14127 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
14129 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14130 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14132 2009-08-03 Janis Johnson <janis187@us.ibm.com>
14135 * simplify-rtx.c (simplify_binary_operation_1): Disable
14136 simplifications for decimal float operations.
14138 2009-08-03 Jakub Jelinek <jakub@redhat.com>
14140 PR middle-end/40943
14141 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14142 operand of INDIRECT_REF.
14144 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
14146 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14147 constants referencing TLS symbols.
14149 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
14151 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14152 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14154 2009-08-03 Richard Guenther <rguenther@suse.de>
14156 * tree.c (make_vector_type): Build a main variant first,
14157 get the canonical one and then build the variant.
14158 * tree-ssa.c (useless_type_conversion_p_1): Handle
14160 (useless_type_conversion_p): Conversions to pointers to
14161 incomplete record types are useless.
14163 2009-08-03 Richard Guenther <rguenther@suse.de>
14165 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14166 file will be created.
14167 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
14168 * toplev.c (compile_file): Adjust comment.
14170 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
14172 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14173 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14174 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14175 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14176 (sh_promote_function_mode): Fix typo.
14178 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
14180 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14182 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14184 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14185 declaration arguments.
14187 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
14189 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14190 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14191 (ix86_split_ashl): Ditto.
14192 (ix86_expand_vector_init_one_nonzero): Ditto.
14193 (ix86_expand_vector_set): Ditto.
14194 (ix86_expand_reduc_v4sf): Ditto.
14196 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
14198 * explow.c (promote_function_mode): Remove assert.
14199 * config/sh/sh.c (sh_promote_function_mode): Declare.
14201 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14203 * config/pa/pa.c (pa_promote_function_mode): Declare.
14204 Change to static. Fix promote_mode call.
14206 * gthr-dce.h (CONST_CAST2): Define if not defined.
14207 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14209 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14211 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
14213 * expr.c (store_constructor): Use promote_decl_mode. Remove
14214 now write-only variable unsignedp.
14215 (expand_expr_real_1): Use promote_decl_mode.
14216 * expr.h (promote_function_mode, promote_decl_mode): New.
14217 (promote_mode): Remove last argument.
14218 * function.c (assign_temp): Drop last argument of promote_mode.
14219 (assign_parm_find_data_types): Use promote_function_mode.
14220 (assign_parm_setup_reg): Likewise.
14221 (expand_function_end): Use promote_function_mode.
14222 * calls.c (initialize_argument_information): Use promote_function_mode.
14223 (precompute_arguments): Use promote_mode instead of checking if
14224 only PROMOTE_FUNCTION_MODE is defined.
14225 (expand_call): When making sibcall decisions, use promote_function_mode.
14226 Below, remove an if for targetm.calls.promote_function_return and
14227 and use promote_function_mode.
14228 (emit_library_call_value_1): Use promote_function_mode, fix bug
14229 where promote_mode was passed FOR_CALL == 0 for a return value in an
14231 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14232 * explow.c (promote_function_mode, promote_decl_mode): New.
14233 (promote_mode): Keep only the FOR_CALL == 0 case.
14234 * combine.c (setup_incoming_promotion): Remove test of
14235 promote_function_args. Use promote_function_mode.
14236 * stmt.c (expand_value_return): Use promote_decl_mode.
14237 (expand_decl): Use promote_decl_mode.
14239 * expr.c (store_constructor): Use promote_decl_mode. Remove
14240 now write-only variable unsignedp.
14241 (expand_expr_real_1): Use promote_decl_mode.
14242 * expr.h (promote_function_mode, promote_decl_mode): New.
14243 (promote_mode): Remove last argument.
14244 * function.c (assign_temp): Drop last argument of promote_mode.
14245 (assign_parm_find_data_types): Use promote_function_mode.
14246 (assign_parm_setup_reg): Likewise.
14247 (expand_function_end): Use promote_function_mode.
14248 * calls.c (initialize_argument_information): Use promote_function_mode.
14249 (precompute_arguments): Use promote_mode instead of checking if
14250 only PROMOTE_FUNCTION_MODE is defined.
14251 (expand_call): When making sibcall decisions, use promote_function_mode.
14252 Below, remove an if for targetm.calls.promote_function_return and
14253 and use promote_function_mode.
14254 (emit_library_call_value_1): Use promote_function_mode, fix bug
14255 where promote_mode was passed FOR_CALL == 0 for a return value in an
14257 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14258 * explow.c (promote_function_mode, promote_decl_mode): New.
14259 (promote_mode): Keep only the FOR_CALL == 0 case.
14260 * combine.c (setup_incoming_promotion): Remove test of
14261 promote_function_args. Use promote_function_mode.
14262 * stmt.c (expand_value_return): Use promote_decl_mode.
14263 (expand_decl): Use promote_decl_mode.
14265 * explow.c (promote_function_mode): Just call the target hook.
14266 * targhooks.c (default_promote_function_mode,
14267 default_promote_function_mode_always_promote): New.
14268 * targhooks.h (default_promote_function_mode,
14269 default_promote_function_mode_always_promote): Declare.
14270 * target.h (promote_function_args, promote_function_return): Remove.
14271 (promote_function_mode): New.
14272 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14273 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14274 (TARGET_PROMOTE_FUNCTION_MODE): New.
14275 (TARGET_CALLS): Adjust.
14276 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14277 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14279 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14280 * config/s390/s390.c (s390_promote_function_mode): ... here,
14281 with pointer handling.
14282 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14283 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14285 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14286 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14287 with pointer handling.
14288 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14289 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14291 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14292 * config/sh/sh.c (sh_promote_function_mode): New.
14293 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14294 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14296 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14297 * config/cris/cris.c (cris_promote_function_mode): ... here.
14298 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14299 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14301 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14302 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14303 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14304 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14306 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14307 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14308 complex type handling.
14309 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14310 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14312 * config/pa/pa.c (pa_promote_function_mode): New.
14313 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14314 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14316 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14317 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14318 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14319 * config/xtensa/xtensa.c: Likewise.
14320 * config/stormy16/stormy16.c: Likewise.
14321 * config/iq2000/iq2000.c: Likewise.
14322 * config/rs6000/rs6000.c: Likewise.
14323 * config/picochip/picochip.c: Likewise.
14324 * config/arc/arc.c: Likewise.
14325 * config/mcore/mcore.c: Likewise.
14326 * config/score/score.c: Likewise.
14327 * config/mips/mips.c: Likewise.
14328 * config/bfin/bfin.c: Likewise.
14329 * config/ia64/ia64.c: Likewise (disabled though).
14331 * config/frv/frv.h: Remove pointless remark.
14333 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14334 TARGET_PROMOTE_FUNCTION_ARGS,
14335 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14336 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14338 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14340 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14341 -floop-parallelize-all.
14342 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14343 flag_loop_parallelize_all.
14344 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14345 * graphite.c (graphite_transform_loops): Same.
14346 * common.opt: Same.
14347 * graphite-poly.c (apply_poly_transforms): Same.
14349 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14351 PR tree-optimization/40914
14352 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14353 if set, then check the delta field of the PMF record.
14354 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14355 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14356 call is stored in the delta.
14358 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14360 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14362 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14364 * config/i386/bsd.h (ASM_BYTE): New define.
14365 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14366 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14367 .byte. Use fputs or putc instead of fprintf where appropriate.
14368 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14369 fputs or putc instead of fprintf where appropriate.
14370 * config/i386/i386elf.h: Ditto.
14371 * config/i386/sysv4.h: Ditto.
14373 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14374 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14375 (*tls_global_dynamic_64): Ditto.
14377 2009-07-31 Christian Bruel <christian.bruel@st.com>
14379 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14381 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14383 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14384 Remove dead code for MINUS.
14386 2009-07-31 Anthony Green <green@moxielogic.com>
14388 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14390 (moxie_expand_epilogue): Ditto for epilogue.
14391 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14392 incoming arguments.
14393 (moxie_function_arg): Ditto.
14394 (moxie_pass_by_reference): Ditto.
14395 (moxie_arg_partial_bytes): Ditto.
14396 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14397 (FUNCTION_ARG_ADVANCE) Ditto.
14398 (REG_PARM_STACK_SPACE) Ditto.
14399 (FUNCTION_ARG_REGNO_P) Dito.
14401 * config.gcc: Add moxie linux config support.
14402 * gcc/config/moxie/uclinux.h: New file.
14404 2009-07-31 DJ Delorie <dj@redhat.com>
14406 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14407 (UNSPECV_SP_SWITCH_E): New.
14408 (sp_switch_1): Change to an unspec.
14409 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14411 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14412 reference the new stack's address
14414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14416 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14417 graphite-clast-to-gimple.o, graphite-dependences.o,
14418 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14419 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14420 (graphite-blocking.o,
14421 graphite-clast-to-gimple.o, graphite-dependences.o,
14422 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14423 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14424 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14425 * cfgloop.h (struct loop): Add can_be_parallel field.
14426 * common.opt (fgraphite-identity): Moved up.
14427 (fgraphite-force-parallel): New flag.
14428 * graphite.c: Rewrite.
14429 * graphite.h: Rewrite.
14430 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14432 * toplev.c (graphite_out_file): New file descriptor.
14433 (graphite_in_file): New.
14434 (process_options): flag_graphite_force_parallel cannot be used without
14436 * tree-ssa-loop.c: Include toplev.h.
14437 (gate_graphite_transforms): Enable flag_graphite for
14438 flag_graphite_force_parallel.
14440 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14442 * ChangeLog.graphite: New.
14443 * graphite-blocking.c: New.
14444 * graphite-clast-to-gimple.c: New.
14445 * graphite-clast-to-gimple.h: New.
14446 * graphite-dependences.c: New.
14447 * graphite-dependences.h: New.
14448 * graphite-interchange.c: New.
14449 * graphite-poly.c: New.
14450 * graphite-poly.h: New.
14451 * graphite-ppl.c: New.
14452 * graphite-ppl.h: New.
14453 * graphite-scop-detection.c: New.
14454 * graphite-scop-detection.h: New.
14455 * graphite-sese-to-poly.c: New.
14456 * graphite-sese-to-poly.h: New.
14460 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14462 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14463 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14465 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14467 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14468 (scev_is_linear_expression): Return false if the evolution is not
14469 affine multivariate.
14471 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14473 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14474 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14476 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14478 * tree-data-ref.c (debug_data_references): New.
14479 (debug_data_reference): New.
14480 * tree-data-ref.h (debug_data_references): Declared.
14481 (debug_data_reference): Declared.
14483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14485 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14486 * tree-data-ref.h (scop_p): Removed.
14487 (struct data_reference): Remove field scop.
14488 (DR_SCOP): Removed.
14489 (stmt_simple_memref_p): Removed.
14491 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14493 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14494 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14499 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14501 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14503 * doc/invoke.texi (-fgraphite-identity): Documented.
14505 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14507 * tree-scalar-evolution.c: Fix comment.
14508 (instantiate_scev_1): Return unknow from scev instantiation if the
14509 result is not above instantiate_below.
14511 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14513 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14514 static anymore. Instantiate the symbols that may have been introduced
14516 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14519 2009-07-30 DJ Delorie <dj@redhat.com>
14521 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14522 .vliw directive to VLIW sections.
14524 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14526 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14528 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14529 (AUTOHEADER): New variable.
14530 ($(srcdir)/cstamp-h.in): Use it.
14532 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14533 Pat Haugen <pthaugen@us.ibm.com>
14534 Revital Eres <ERES@il.ibm.com>
14536 * config/rs6000/vector.md (VEC_F): Add VSX support.
14539 (mov<mode>): Ditto.
14540 (vector_load_<mode>): Ditto.
14541 (vector_store_<mode>): Ditto.
14542 (vector GPR move split): Ditto.
14543 (vec_reload_and_plus_<mptrsize>): Ditto.
14544 (vec_reload_and_reg_<mptrsize>): Ditto.
14545 (add<mode>3): Ditto.
14546 (sub<mode>3): Ditto.
14547 (mul<mode>3): Ditto.
14548 (neg<mode>2): Ditto.
14549 (abs<mode>2): Ditto.
14550 (smin<mode>3): Ditto.
14551 (smax<mode>3): Ditto.
14552 (vector_eq<mode>): Ditto.
14553 (vector_gt<mode>): Ditto.
14554 (vector_ge<mode>): Ditto.
14555 (vector_gtu<mode>): Ditto.
14556 (vector_select_<mode>_uns): Ditto.
14557 (vector_eq_<mode>_p): Ditto.
14558 (vector_gt_<mode>_p): Ditto.
14559 (vector_ge_<mode>_p): Ditto.
14560 (vector_gtu_<mode>_p): Ditto.
14561 (cr6_test_for_zero): Ditto.
14562 (cr6_test_for_zero_reverse): Ditto.
14563 (cr6_test_for_lt): Ditto.
14564 (cr6_test_for_lt_reverse): Ditto.
14565 (xor<mode>3): Ditto.
14566 (ior<mode>3): Ditto.
14567 (and<mode>3): Ditto.
14568 (one_cmpl<mode>2): Ditto.
14569 (nor<mode>2): Ditto.
14570 (andc<mode>2): Ditto.
14571 (float<VEC_int<mode>2): Ditto.
14572 (unsigned_float<VEC_int><mode>2): Ditto.
14573 (fix_trunc<mode><VEC_int>2): Ditto.
14574 (fixuns_trunc<mode><VEC_int>2): Ditto.
14576 (vec_set<mode>): Ditto.
14577 (vec_extract<mode>): Ditto.
14578 (vec_interleave_highv4sf): Ditto.
14579 (vec_interleave_lowv4sf): Ditto.
14580 (vec_realign_load_<mode>): Ditto.
14581 (vec_shl_<mode>): Ditto.
14582 (vec_shr_<mode>): Ditto.
14583 (div<mode>3): New patterns for VSX.
14584 (vec_interleave_highv2df): Ditto.
14585 (vec_interleave_lowv2df): Ditto.
14586 (vec_pack_trunc_v2df): Ditto.
14587 (vec_pack_sfix_trunc_v2df): Ditto.
14588 (vec_pack_ufix_trunc_v2df): Ditto.
14589 (vec_unpacks_hi_v4sf): Ditto.
14590 (vec_unpacks_lo_v4sf): Ditto.
14591 (vec_unpacks_float_hi_v4si): Ditto.
14592 (vec_unpacks_float_lo_v4si): Ditto.
14593 (vec_unpacku_float_hi_v4si): Ditto.
14594 (vec_unpacku_float_lo_v4si): Ditto.
14595 (movmisalign<mode>): Ditto.
14596 (vector_ceil<mode>2): New patterns for vectorizing math library.
14597 (vector_floor<mode>2): Ditto.
14598 (vector_btrunc<mode>2): Ditto.
14599 (vector_copysign<mode>3): Ditto.
14601 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14602 predicate for setting the high bit in each word, used for copysign.
14604 * config/rs6000/ppc-asm.h (f19): Whitespace.
14605 (f32-f63): Define if VSX.
14606 (v0-v31): Define if Altivec.
14607 (vs0-vs63): Define if VSX.
14609 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14611 * config/rs6000/power7.md: New file, provide tuning parameters for
14614 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14615 (rs6000_cpu_cpp_builtins): Ditto.
14616 (altivec_overloaded_builtins): Ditto.
14617 (altivec_resolve_overloaded_builtin): Ditto.
14619 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14620 debug switch to disable vectorizing simple math builtin
14623 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14624 Vectorize simple math builtin functions.
14625 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14626 hook to vectorize math builtins.
14627 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14628 (rs6000_builtin_conversion): Add VSX/power7 support.
14629 (rs6000_builtin_vec_perm): Ditto.
14630 (vsplits_constant): Add support for loading up a vector constant
14631 with just the high bit set in each part.
14632 (rs6000_expand_vector_init): Add VSX/power7 support.
14633 (rs6000_expand_vector_set): Ditto.
14634 (rs6000_expand_vector_extract): Ditto.
14635 (rs6000_emit_move): Ditto.
14636 (bdesc_3arg): Ditto.
14637 (bdesc_2arg): Ditto.
14638 (bdesc_1arg): Ditto.
14639 (rs6000_expand_ternop_builtin): Ditto.
14640 (altivec_expand_builtin): Ditto.
14641 (rs6000_expand_unop_builtin): Ditto.
14642 (rs6000_init_builtins): Ditto.
14643 (altivec_init_builtins): Ditto.
14644 (builtin_function_type): Ditto.
14645 (rs6000_common_init_builtins): Ditto.
14646 (rs6000_handle_altivec_attribute); Ditto.
14647 (rs6000_mangle_type): Ditto.
14648 (rs6000_vector_mode_supported_p): Ditto.
14649 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14650 are mode dependent.
14652 * config/rs6000/vsx.md: New file for VSX support.
14654 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14655 identifing values with just the most significant bit set.
14656 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14657 vectorized builtins.
14659 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14660 (UNSPEC_VRFIM): Delete.
14661 (splitter for loading up vector with most significant bit): New
14662 splitter for vectorizing copysign.
14663 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14664 vectorizing simple math functions.
14665 (altivec_vrfip): Add support for vectorizing simple math functions.
14666 (altivec_vrfim): Ditto.
14667 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14669 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14670 (power7.md, vsx.md): Include for power7 support.
14671 (copysigndf3): Use VSX instructions if -mvsx.
14672 (negdf2_fpr): Ditto.
14673 (absdf2_fpr): Ditto.
14674 (nabsdf2_fpr): Ditto.
14675 (adddf3_fpr): Ditto.
14676 (subdf3_fpr): Ditto.
14677 (muldf3_fpr): Ditto.
14678 (divdf3_fpr): Ditto.
14679 (fix_truncdfdi2_fpr): Ditto.
14680 (cmpdf_internal1): Ditto.
14681 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14682 (btruncdf2, btruncdf2_fpr): Ditto.
14683 (ceildf2, ceildf2_fpr): Ditto.
14684 (floordf2, floordf2_fpr): Ditto.
14685 (floatdidf2, floatdidf2_fpr): Ditto.
14686 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14687 (fmsubdf4_fpr): Ditto.
14688 (fnmadddf4_fpr_1): Ditto.
14689 (fnmadddf4_fpr_2): Ditto.
14690 (fnmsubdf4_fpr_1): Ditto.
14691 (fnmsubdf4_fpr_2): Ditto.
14692 (fixuns_truncdfdi2): Add expander for VSX support.
14693 (fix_truncdfdi2): Ditto.
14694 (fix_truncdfsi2): Ditto.
14695 (ftruncdf2): Ditto.
14696 (btruncsf2): Whitespace.
14697 (movdf_hardfloat32): Add support for VSX registers.
14698 (movdf_softfloat32): Ditto.
14699 (movdf_hardfloat64): Ditto.
14700 (movdf_hardfloat64_mfpgpr): Ditto.
14701 (movdf_softfloat64): Ditto.
14702 (movti splitters): Add check for vector registers supporting
14703 TImode in the future.
14704 (bpermd): Add power7 bpermd instruction.
14706 * config/rs6000/altivec.h (vec_div): Define if VSX.
14709 (vec_nmadd): Ditto.
14710 (vec_nearbyint): Ditto.
14713 (all predicates): Use the generic builtin function, and not the V4SF
14714 specific function so that the predicates will work with VSX's V2DF.
14715 (vec_all_*): Ditto.
14716 (vec_any_*): Ditto.
14718 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14719 Document new VSX functions and types.
14721 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14724 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14725 "wa", and "j" constraints. Modify "v" to talk about Altivec
14726 instead of just vector.
14728 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14731 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14732 location for phi arguments.
14733 (rewrite_update_phi_arguments): Find locations for reaching defs.
14734 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14735 Add location to add_phi_arg calls.
14736 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14737 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14738 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14739 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14740 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14741 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14742 * tree-phinodes.c (make_phi_node): Initialize location.
14743 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14744 (add_phi_arg): Add location parameter.
14745 (remove_phi_arg_num): Move location when moving phi argument.
14746 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14748 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14749 slpeel_update_phi_nodes_for_guard1,
14750 slpeel_update_phi_nodes_for_guard2,
14751 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14752 vect_loop_versioning): Set locations.
14753 * tree-parloops.c (create_phi_for_local_result,
14754 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14755 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14756 * tree-vect-loop.c (get_initial_def_for_induction,
14757 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14759 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14760 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14761 (gimple_phi_arg_set_location): New. Set locus.
14762 (gimple_phi_arg_has_location): New. Check for locus.
14763 (redirect_edge_var_map_location): New. Return locus from var_map.
14764 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14765 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14766 combining PHI arguments.
14767 (cond_store_replacement): Set location.
14768 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14769 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14770 scop_add_exit_phis_edge): Add locations.
14771 * tree-cfgcleanup.c (remove_forwarder_block,
14772 remove_forwarder_block_with_phi): Add locations.
14773 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14774 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14776 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14777 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14778 flush_pending_stmts): Add source location.
14779 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14780 stack to preserve locations.
14781 * tree-vect-stmts.c (vectorizable_load): Add location.
14782 * tree-inline.c (copy_phis_for_bb): Copy locus.
14783 (setup_one_parameter): Add call locus to inlined parameter stmts.
14784 (initialize_inlined_parameters): Pass in call location as parameter
14786 (tree_function_versioning): Pass location to setup_one_parameter.
14787 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14788 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14789 copy and edge lists.
14790 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14791 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14792 locus parameter and override the stmt default if provided.
14793 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14794 elim_graph_add_edge, elim_graph_remove_succ_edge,
14795 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14796 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14797 eliminate_phi): Add locus info in elimination graph for each edge and
14799 (insert_backedge_copies): Copy locus if present.
14800 * tree-flow.h (struct _edge_var_map): Add locus field.
14801 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14802 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14803 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14805 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14807 2009-07-30 Martin Jambor <mjambor@suse.cz>
14809 PR tree-optimization/40570
14810 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14811 use inlining loops.
14813 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14815 * ssa-loop-manip.c: Include langhooks.h.
14816 (rewrite_phi_with_iv): New.
14817 (rewrite_all_phi_nodes_with_iv): New.
14818 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14819 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14820 * tree-parloops.c (loop_parallel_p): Move out all conditions
14821 except dependency check.
14822 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14823 (gen_parallel_loop): Call canonicalize_loop_ivs without
14824 reduction_list argument.
14825 (build_new_reduction): New.
14826 (gather_scalar_reductions): New.
14827 (try_get_loop_niter): New.
14828 (try_create_reduction_list): New.
14829 (parallleize_loops): Change the parallel conditions check.
14830 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14831 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14833 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14835 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14837 * doc/options.texi (Option properties): Mention new quoting syntax.
14839 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14841 * config/alpha/alpha.c (alpha_start_function):
14842 Handle VMS_DEBUG_MAIN_POINTER
14843 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14844 * doc/invoke.texi: Document -mdebug-main switch.
14846 2009-07-29 Richard Henderson <rth@redhat.com>
14848 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14849 (cgraph_create_edge_including_clones): Likewise.
14850 * tree-inline.c (copy_bb): Operate on the correct edges
14851 when updating the callgraph.
14853 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14855 * config/alpha/vms-cc.c: Deleted.
14856 * config/alpha/vms-ld.c: Deleted.
14857 * config/alpha/t-vms64: Moved to config/vms
14858 * config/alpha/vms-crt0-64.c: Moved to config/vms
14859 * config/alpha/vms-crt0.c: Moved to config/vms
14860 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14861 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14862 * config/alpha/xm-vms.h: Moved to config/vms
14863 * config/alpha/x-vms: Moved to config/vms
14864 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14866 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14867 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14869 * config/vms/t-vms64: Moved here from config/alpha
14870 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14871 (argc,argv,envp): Enforce 32bit malloc'ing.
14872 * config/vms/vms-psxcrt0-64.c: Likewise.
14873 * config/vms/vms-crt0.c: Moved here from config/alpha.
14874 * config/vms/vms-psxcrt0.c: Likewise.
14875 * config/vms/vms-crtl-64.h: New file.
14876 * config/vms/vms-crtl.h: New file.
14877 * config/vms/vms.opt: New file.
14878 * config/vms/xm-vms64.h: New file.
14879 * config/vms/xm-vms.h: Moved here from config/alpha.
14880 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14882 * config/vms/x-vms: Moved here from config/alpha.
14883 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14884 (vms-ld.o, vms-cc.o): Removed.
14885 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14887 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14889 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14890 correct stack (obvious VMS fix).
14892 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14894 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14895 date, version info if VMS_DEBUGGING_INFO defined.
14896 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14897 size, date calculating code moved here.
14899 2009-07-29 Paul Brook <paul@codesourcery.com>
14901 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14904 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14907 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14908 to DImode when generating insq_le insn.
14910 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14912 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14913 New macro set for VMS_DEBUGGGING_INFO.
14914 (AT_string_form): Use it.
14916 2009-07-28 DJ Delorie <dj@redhat.com>
14918 * config/mep/mep.c (vtext_section): New.
14919 (vftext_section): New.
14920 (ftext_section): New.
14921 (mep_select_section): Add support for functions.
14922 (mep_unique_section): Likewise.
14923 (mep_asm_init_sections): Likewise.
14924 (mep_encode_section_info): Remove it from here.
14926 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14928 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14930 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14931 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14933 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14935 * dwarf2out.c (output_file_names): Test new macro
14936 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14937 (add_comp_dir_attribute): Likewise.
14939 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14941 * config/i386/mingw-w64.h (LINK_SPEC): Add
14942 separating space between commands.
14944 2009-07-28 Jan Hubicka <jh@suse.cz>
14946 PR tree-optimization/40759
14947 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14950 2009-07-27 DJ Delorie <dj@redhat.com>
14952 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14953 types are dword-aligned.
14954 (mep_expand_va_start): Likewise.
14956 2009-07-27 Olivier Hainque <hainque@adacore.com>
14957 Douglas B Rupp <rupp@gnat.com>
14959 * convert.c (convert_to_pointer): Don't assume the target
14960 pointer type is POINTER_SIZE long. Fetch its precision instead.
14962 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14964 * system.h (fopen): Undefine if macro.
14966 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14968 * dwarf2out.c (output_cfi_p): Removed.
14969 (output_cfis): New function.
14970 (output_fde): New function, split from output_call_frame_info.
14971 (output_call_frame_info): Use it.
14972 (dwarf2out_switch_text_section): Use output_cfis.
14974 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14976 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14977 TARGET_BI_ARCH is specified without enabling SJLJ.
14978 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14979 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14981 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14983 * arm.md (negdi2): Use DImode if forcing a value into a register.
14985 2009-07-26 Ira Rosen <irar@il.ibm.com>
14987 PR tree-optimization/40801
14988 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14989 of vector operand from the previous copy of vector statement.
14990 Pass the correct definition type value to
14991 vect_get_vec_def_for_stmt_copy().
14993 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14995 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14996 const char ** conversion.
14998 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15000 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15001 fancy_abort() if !ENABLE_ASSERT_CHECKING.
15002 (gcc_unreachable): Invoke __builtin_unreachable() if
15003 !ENABLE_ASSERT_CHECKING.
15005 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15007 PR rtl-optimization/40445
15008 * emit-rtl.c (next_nonnote_insn_bb): New function.
15009 * rtl.h (next_nonnote_insn_bb): Declare new function.
15010 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15011 with no successors that is the successor of the ENTRY_BLOCK.
15012 Continue from the top after removing an empty fallthrough block.
15013 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15014 of next_nonnote_insn.
15016 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15018 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15020 2009-07-25 Martin Jambor <mjambor@suse.cz>
15022 * c-common.c (c_common_attribute_table): New element for noclone.
15023 (handle_noclone_attribute): New function. Forward-declare.
15024 * tree-inline.c (tree_versionable_function_p): Check for noclone
15026 * doc/extend.texi (Labels as Values): Document need for noclone.
15027 (Function Attributes): Document noclone attribute.
15029 2009-07-25 Jakub Jelinek <jakub@redhat.com>
15031 PR rtl-optimization/34999
15032 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15033 and dw_fde_switched_cold_to_hot fields.
15034 (output_cfi_p): New function.
15035 (output_call_frame_info): If fde->dw_fde_switched_sections,
15036 output 2 FDEs instead of one with corrupted header.
15037 (dwarf2out_do_cfi_startproc): New function.
15038 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
15039 and fde->dw_fde_switched_cold_to_hot.
15040 (dwarf2out_switch_text_section): Compute
15041 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
15042 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15043 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15044 Otherwise, compute fde->dw_fde_switch_cfi.
15046 2009-07-24 Cary Coutant <ccoutant@google.com>
15048 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
15050 2009-07-24 Cary Coutant <ccoutant@google.com>
15052 * cfghooks.c (split_block): Copy discriminator to new block.
15053 * tree-cfg.c (assign_discriminator): Check location of last
15054 instruction in block as well as first.
15056 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
15058 * config/i386/linux.c: Use fputs or putc instead of fprintf
15060 * config/i386/gas.h: Ditto.
15061 * config/i386/x86-64.h: Ditto.
15062 * config/i386/att.h: Ditto.
15064 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15066 * expmed.c (emit_store_flag): Use a recursive call to optimize the
15069 2009-07-24 Martin Jambor <mjambor@suse.cz>
15071 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15072 (ipa_push_func_to_list_1): Declare.
15073 (ipa_push_func_to_list): New function.
15075 * ipa-prop.c (ipa_push_func_to_list_1): New function.
15076 (ipa_init_func_list): Call ipa_push_func_to_list_1.
15077 (ipa_push_func_to_list): Removed.
15078 (ipa_pop_func_from_list): Clear node_enqueued flag.
15080 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
15082 * config/s390/s390.c (override_options): Default
15083 max-unrolled-insns to 100 for z10 tuning.
15085 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
15087 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15088 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15089 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15090 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15091 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15092 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15093 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15095 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15097 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15098 use default set in mingw32.h header.
15099 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15100 64-bit /mingw/include path.
15101 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15104 2009-07-23 Neil Vachharajani <nvachhar@google.com>
15106 PR rtl-optimization/40209
15107 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15109 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15111 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
15112 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15113 with the rest of string where appropriate. Use fputs or putc
15114 instead of fprintf where appropriate.
15116 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15117 Pat Haugen <pthaugen@us.ibm.com>
15118 Revital Eres <ERES@il.ibm.com>
15120 * config/rs6000/vector.md: New file. Move most of the vector
15121 expander support here from altivec.md to allow for the VSX vector
15122 unit in the future. Add support for secondary_reload patterns.
15123 Rewrite the patterns for vector comparison, and vector comparison
15124 predicate instructions so that the RTL expresses the desired
15125 behavior, instead of using unspec.
15127 * config/rs6000/constraints.md ("f" constraint): Use
15128 rs6000_constraints to hold the precalculated register class.
15129 ("d" constraint): Ditto.
15130 ("wd" constraint): New constraint for VSX.
15131 ("wf" constraint): Ditto.
15132 ("ws" constraint): Ditto.
15133 ("wa" constraint): Ditto.
15134 ("wZ" constraint): Ditto.
15135 ("j" constraint): Ditto.
15137 * config/rs6000/predicates.md (vsx_register_operand): New
15139 (vfloat_operand): New predicate for vector.md.
15140 (vint_operand): Ditto.
15141 (vlogical_operand): Ditto.
15142 (easy_fp_constant): If VSX, 0.0 is an easy constant.
15143 (easy_vector_constant): Add VSX support.
15144 (altivec_indexed_or_indirect_operand): New predicate for
15145 recognizing Altivec style memory references with AND -16.
15147 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15148 for vector secondary reload support.
15149 (rs6000_vector_reg_class): Delete, replacing it with
15150 rs6000_constraints.
15151 (rs6000_vsx_reg_class): Ditto.
15152 (rs6000_constraints): New array to hold the register classes of
15153 each of the register constraints that can vary at runtime.
15154 (builtin_mode_to_type): New static array for builtin function type
15156 (builtin_hash_table): New static hash table for builtin function
15158 (TARGET_SECONDARY_RELOAD): Define target hook.
15159 (TARGET_IRA_COVER_CLASSES): Ditto.
15160 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15161 registers are 128 bits if VSX memory reference instructions are used.
15162 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15163 unit is being used.
15164 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15165 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
15166 Print several of the scheduling related parameters.
15167 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15168 rs6000_constraints instead of rs6000_vector_reg_class. Move
15169 -mdebug=reg code to rs6000_debug_reg_global. Add support for
15170 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
15171 Altivec. Add VSX support. Setup for secondary reload support on
15172 Altivec/VSX registers.
15173 (rs6000_override_options): Make power7 set the scheduling groups
15174 like the power5. Add support for new debug switches to override
15175 the scheduling defaults. Temporarily disable -mcpu=power7 from
15176 setting -mvsx. Add support for debug switches -malways-hint,
15177 -msched-groups, and -malign-branch-targets.
15178 (rs6000_buitlin_conversion): Add support for returning unsigned
15179 vector conversion functions to fix regressions due to stricter
15181 (rs6000_builtin_mul_widen_even): Ditto.
15182 (rs6000_builtin_mul_widen_odd): Ditto.
15183 (rs6000_builtin_vec_perm): Ditto.
15184 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15185 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
15186 to zero a register.
15187 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15188 generated upstream.
15189 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
15190 VSX types for bit operations. Changes to accomidate vector.md.
15191 (bdesc_2arg): Ditto.
15192 (bdesc_1arg): Ditto.
15193 (struct builtin_description_predicates): Rewrite predicate
15194 handling so that RTL describes the operation, instead of passing
15195 the instruction to be used as a string argument.
15196 (bdesc_altivec_preds): Ditto.
15197 (altivec_expand_predicate_builtin): Ditto.
15198 (altivec_expand_builtin): Ditto.
15199 (rs6000_expand_ternop_builtin): Use a switch instead of an if
15200 statement for vsldoi support.
15201 (altivec_expand_ld_builtin): Change to use new names from vector.md.
15202 (altivec_expand_st_builtin): Ditto.
15203 (paired_expand_builtin): Whitespace changes.
15204 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
15205 builtin_mode_to_type table for secondary reload. Call
15206 builtin_function_type to build random builtin functions.
15207 (altivec_init_builtins): Change to use builtin_function_type to
15208 create builtin function types dynamically as we need them.
15209 (builtin_hash_function): New support for hashing the tree types
15210 for builtin function as we need it, rather than trying to build
15211 all of the trees that we need. Add initial preliminary VSX support.
15212 (builtin_function_type): Ditto.
15213 (builtin_function_eq): Ditto.
15214 (builtin_hash_struct): Ditto.
15215 (rs6000_init_builtins): Ditto.
15216 (rs6000_common_init_builtins): Ditto.
15217 (altivec_init_builtins): Ditto.
15218 (rs6000_common_init_builtins): Ditto.
15219 (enum reload_reg_type): New enum for simplifing reg classes.
15220 (rs6000_reload_register_type): Simplify register classes into GPR,
15221 Vector, and other registers. Altivec and VSX addresses in reload.
15222 (rs6000_secondary_reload_inner): Ditto.
15223 (rs6000_ira_cover_classes): New target hook, that returns the
15224 appropriate cover classes, based on -mvsx being used or not.
15225 (rs6000_secondary_reload_class): Add VSX support.
15226 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
15227 (get_vsel_insn): Ditto.
15228 (rs6000_emit_vector_compare): Rewrite vector conditional support
15229 so that where we can, we use RTL operators, instead of blindly use
15231 (rs6000_emit_vector_select): Ditto.
15232 (rs6000_emit_vector_cond_expr): Ditto.
15233 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15234 (create_TOC_reference): Add -mdebug=addr support.
15235 (emit_frame_save): VSX loads/stores need register indexed addressing.
15237 * config/rs6000/rs6000.md: Include vector.md.
15239 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15241 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15242 support for V2DI, V2DF in logical, permute, select operations.
15244 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15245 switch for vsx/power7.
15246 (-mvsx-scalar-memory): Ditto.
15247 (-mvsx-align-128): Ditto.
15248 (-mallow-movmisalign): Ditto.
15249 (-mallow-df-permute): Ditto.
15250 (-msched-groups): Ditto.
15251 (-malways-hint): Ditto.
15252 (-malign-branch-targets): Ditto.
15254 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15256 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15257 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15258 (rs6000_vector_reg_class): Delete.
15259 (rs6000_vsx_reg_class): Ditto.
15260 (enum rs6000_reg_class_enum): New enum for the constraints that
15261 vary based on target switches.
15262 (rs6000_constraints): New array to hold the register class for all
15263 of the register constraints that vary based on the switches used.
15264 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15265 (enum rs6000_builtins): Add unsigned varients for the builtin
15266 declarations returned by target hooks for expanding multiplies,
15267 select, and permute operations. Add VSX builtins.
15268 (enum rs6000_builtin_type_index): Add entries for VSX.
15269 (V2DI_type_node): Ditto.
15270 (V2DF_type_node): Ditto.
15271 (unsigned_V2DI_type_node): Ditto.
15272 (bool_long_type_node): Ditto.
15273 (intDI_type_internal_node): Ditto.
15274 (uintDI_type_internal_node): Ditto.
15275 (double_type_internal_node): Ditto.
15277 * config/rs6000/altivec.md (whole file): Move all expanders to
15278 vector.md from altivec.md. Rename insn matching functions to be
15280 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15281 (altivec_vcmp*): Ditto.
15282 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15283 (VM): New iterator for moves that includes the VSX types.
15284 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15285 (altivec_vperm_<mode>_uns): New, for unsigned types.
15286 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15287 (altivec_eq<mode>): Ditto.
15288 (altivec_gt<mode>): Ditto.
15289 (altivec_gtu<mode>): Ditto.
15290 (altivec_eqv4sf): Ditto.
15291 (altivec_gev4sf): Ditto.
15292 (altivec_gtv4sf): Ditto.
15293 (altivec_vcmpbfp_p): Ditto.
15295 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15297 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15300 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15303 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15304 ASM_SHORT instead of .word.
15305 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15306 instead of .word in asm template.
15308 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15311 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15312 (process_bb_node_lives): Use it.
15314 * ira.c (setup_cover_and_important_classes): Don't setup
15315 ira_important_class_nums. Add cover classes to the end of
15317 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15319 (find_reg_class_closure): Use reorder_important_classes.
15321 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15323 * config/i386/i386.c (i386_ira_cover_classes): New function.
15324 (TARGET_IRA_COVER_CLASSES): Redefine.
15326 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15327 importance of order of cover classes in the array.
15329 2009-07-22 Diego Novillo <dnovillo@google.com>
15331 * tree-pass.h (TDF_EH): Define.
15332 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15333 contains TDF_EH, print the EH region number holding GS.
15334 * tree-dump.c (dump_options): Add "eh".
15335 * doc/invoke.texi: Document it.
15337 2009-07-22 Doug Kwan <dougkwan@google.com>
15339 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15341 2009-07-22 Michael Matz <matz@suse.de>
15343 PR tree-optimization/35229
15344 PR tree-optimization/39300
15346 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15347 (inhibit_phi_insertion): New function.
15348 (insert_into_preds_of_block): Call it for REFERENCEs.
15349 (init_pre): Initialize and finalize scalar evolutions.
15350 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15352 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15354 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15355 Use CONST_VECTOR_NUNITS to determine number of elements.
15357 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15359 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15360 (U, W): Constraints are now deprecated and will be removed if we
15361 run out of letters.
15362 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15364 ("prefetch"): Add the stcmh instruction for prefetching.
15365 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15367 (s390_short_displacement): Return always true if compiling for
15368 machines not providing the long displacement facility.
15369 (s390_mem_constraint): Support the new constraint letter Z.
15370 (s390_check_qrst_address): New function.
15372 2009-07-21 DJ Delorie <dj@redhat.com>
15374 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15377 2009-07-21 Jason Merrill <jason@redhat.com>
15379 * c-common.c (max_tinst_depth): Increase default to 1024.
15381 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15383 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15384 (vec_unpacku_float_lo_v4si): Ditto.
15386 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15389 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15390 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15391 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15392 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15394 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15396 PR tree-optimization/40813
15397 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15400 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15402 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15403 with a NOP_EXPR if needed.
15405 2009-07-21 Paul Brook <paul@codesourcery.com>
15407 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15408 Terminate debug dump with newline.
15410 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15412 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15413 Cast "1" to unsigned HOST_WIDE_INT.
15414 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15415 deposit length to the maximum length - lsb. Extend length if
15416 HOST_BITS_PER_WIDE_INT is 32.
15418 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15420 * cgraph.h (constant_pool_htab): New function.
15421 (constant_descriptor_tree): Move from varasm.c.
15422 * varasm.c (constant_pool_htab): New function.
15423 (constant_descriptor_tree): Move to cgraph.h.
15425 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15427 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15429 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15431 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15434 2009-07-20 Xinliang David Li <davidxl@google.com>
15436 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15438 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15440 * config/mips/mips.md (move_type): Add arith.
15441 (type): Handle arith.
15442 (zero_extendsidi2): Rename this into ...
15443 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15444 (zero_extendsidi2): New expander.
15445 (*zero_extendsidi2_dext): New pattern.
15447 2009-07-20 Nick Clifton <nickc@redhat.com>
15449 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15450 to set MIPS_ABI_DEFAULT.
15451 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15453 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15455 * tree-object-size.c (addr_object_size): Handle unions with
15456 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15458 PR tree-optimization/40792
15459 * tree.c (build_function_type_skip_args): Remove bogus assert.
15461 2009-07-20 Jan Hubicka <jh@suse.cz>
15462 Martin Jambor <mjambor@suse.cz>
15464 * cgraph.h (combined_args_to_skip): New field.
15465 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15466 combined_args_to_skip and args_to_skip.
15467 * tree-inline.c (update_clone_info): New function.
15468 (tree_function_versioning): Call update_clone_info.
15469 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15471 (cgraph_materialize_all_clones): More extensive dumping, working
15472 with combined_args_to_skip rather than args_to_skip.
15474 2009-07-20 Ira Rosen <irar@il.ibm.com>
15476 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15477 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15478 (get_initial_def_for_reduction): Likewise.
15479 (vectorizable_reduction): Skip the check of first operand in case
15480 of COND_EXPR. Add check that it is outer loop vectorization if
15481 nested cycle was detected. Call vectorizable_condition() for
15482 COND_EXPR. If reduction epilogue cannot be created do not fail for
15483 nested cycles (if it is not double reduction). Assert that there
15484 is only one type in the loop in case of COND_EXPR. Call
15485 vectorizable_condition() to vectorize COND_EXPR.
15486 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15487 Add parameters. Allow nested cycles if called from
15488 vectorizable_reduction(). Use reduction vector variable if provided.
15489 (vect_analyze_stmt): Call vectorizable_reduction() before
15490 vectorizable_condition().
15491 (vect_transform_stmt): Update call to vectorizable_condition().
15493 2009-07-20 Christian Bruel <christian.bruel@st.com>
15495 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15496 * doc/invoke.texi (-mfmovd): Likewise.
15497 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15499 2009-07-20 Jan Hubicka <jh@suse.cz>
15501 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15502 when handling SSA name.
15504 2009-07-19 Jan Hubicka <jh@suse.cz>
15506 PR tree-optimization/40676
15507 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15508 virtual PHIs in empty BBs.
15510 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15512 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15513 re-expanded the compound use gen_lowpart instead to convert to the
15516 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15518 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15519 OUTER_CONST arguments.
15520 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15521 the new wider mode will be masked off.
15522 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15524 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15526 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15527 high-order bits are zero.
15529 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15531 * combine.c (simplify_shift_const_1): Split code to determine
15532 shift_mode into ...
15533 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15534 new bits shifted in are identical to the old sign bit.
15536 2009-07-18 Richard Guenther <rguenther@suse.de>
15539 * gimplify.c (gimplify_call_expr): Reject code using results from
15540 functions returning void.
15542 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15544 * doc/md.texi: Document the new PowerPC "es" constraint.
15545 Document that "m" can include automodified addresses on this target,
15546 and explain how %U must be used. Extend the "Q" and "Z" documentation
15547 to suggest "es" as well as "m".
15548 * config/rs6000/constraints.md (es): New memory constraint.
15549 (Q, Z): Update strings to match new documentation.
15551 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15553 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15554 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15555 * config/rs6000/predicates.md (volatile_mem_operand): Use
15556 offsettable_nonstrict_memref_p.
15557 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15558 (*floatunssidf2_internal): Likewise.
15559 (*fix_truncdfsi2_internal): Likewise.
15560 (*fix_trunctfsi2_internal): Likewise.
15562 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15564 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15565 atmega32u2 devices.
15566 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15568 2009-07-17 Richard Guenther <rguenther@suse.de>
15571 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15572 (pass_warn_unused_result): Likewise.
15573 (TODO_set_props): Remove.
15574 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15576 (pass_diagnose_omp_blocks): Define.
15577 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15578 (c_gimple_diagnostics_recursively): Remove.
15579 (finish_function): Do not call it.
15580 (c_write_global_declarations): Continue after errors.
15581 Finalize the CU here.
15582 * c-gimplify.c (c_genericize): Do not gimplify here.
15583 * c-common.c (c_warn_unused_result): Move ...
15584 * tree-cfg.c (do_warn_unused_result): ... here.
15585 (run_warn_unused_result): New function.
15586 (gate_warn_unused_result): New function.
15587 (pass_warn_unused_result): New pass.
15588 * c-common.h (c_warn_unused_result): Remove.
15589 * flags.h (flag_warn_unused_result): Declare.
15590 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15591 * opts.c (flag_warn_unused_result): Initialize to false.
15592 * toplev.c (compile_file): Add comment.
15593 * omp-low.c (create_omp_child_function): Do not register
15594 the function with the frontend.
15595 (diagnose_omp_structured_block_errors): Prepare to be
15596 called as optimization pass.
15597 (gate_diagnose_omp_blocks): New function.
15598 (pass_diagnose_omp_blocks): New pass.
15599 * cgraph.h (cgraph_optimize): Remove.
15600 (cgraph_analyze_function): Likewise.
15601 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15602 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15603 before their parents here.
15604 (cgraph_finalize_function): Not here.
15605 (cgraph_analyze_function): Gimplify functions here.
15606 (cgraph_finalize_compilation_unit): Continue after errors.
15607 Optimize the callgraph from here.
15608 (cgraph_optimize): Make static.
15609 * langhooks.c (write_global_declarations): Finalize the CU.
15610 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15611 (gimplify_function_tree): Assert we gimplify only once.
15612 Set PROP_gimple_any property.
15613 * tree-nested.c (gimplify_all_functions): New function.
15614 (lower_nested_functions): Gimplify all nested functions.
15615 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15616 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15617 and pass_diagnose_omp_blocks after gimplification. Do not
15618 set TODO_set_props on all_lowering_passes.
15619 (execute_one_pass): Do not handle TODO_set_props.
15620 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15621 (gimplify.o): Add tree-pass.h dependency.
15622 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15623 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15624 (unsave_r): Likewise.
15625 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15626 temporary variable.
15628 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15630 * doc/service.texi (Service): Restore previously removed link,
15631 which isn't broken after all.
15633 2009-07-17 Richard Guenther <rguenther@suse.de>
15635 PR tree-optimization/40321
15636 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15637 PHI nodes to the maximal set.
15638 (make_values_for_phi): Add PHI arguments to the maximal set.
15639 (execute_pre): Dump PHI_GEN and the maximal set.
15641 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15644 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15647 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15649 * doc/extend.texi (Nested Functions): Replace broken link with
15651 * doc/service.texi (Service): Remove broken link.
15653 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15656 * builtins.c (expand_builtin_memcmp): Use loc instead of
15657 EXPR_LOCATION (exp).
15658 (expand_builtin_strncmp): Likewise.
15660 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15661 Manuel López-Ibáñez <manu@gcc.gnu.org>
15664 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15665 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15666 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15667 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15668 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15669 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15670 tree-inline.c, c-common.c, c-common.h, gimple.c,
15671 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15672 convert.c: Add location argument to fold_{unary,binary,ternary},
15673 fold_build[123], build_call_expr, build_size_arg,
15674 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15675 fold_build1_initializer, fold_build2_initializer,
15676 fold_build3_initializer, fold_build_call_array,
15677 fold_build_call_array_initializer, fold_single_bit_test,
15678 omit_one_operand, omit_two_operands, invert_truthvalue,
15679 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15680 combine_comparisons, fold_builtin_*, fold_call_expr,
15681 build_range_check, maybe_fold_offset_to_address, round_up,
15684 2009-07-16 Jason Merrill <jason@redhat.com>
15687 * c-common.c (c_common_reswords): Add __is_standard_layout
15689 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15690 * doc/implement-cxx.texi: New.
15691 * doc/gcc.texi: Include it.
15693 2009-07-16 DJ Delorie <dj@redhat.com>
15695 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15696 compares that may be indirectly affected by previous instructions.
15698 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15700 * builtins.c (do_mpc_arg2): New.
15701 (fold_builtin_2): Fold builtin cpow.
15702 * real.h (HAVE_mpc_pow): New.
15704 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15706 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15707 comparison to skip unprofitable schedule
15709 2009-07-16 Simon Baldwin <simonb@google.com>
15711 * gcc.c (option_map): New flag -no-canonical-prefixes.
15712 * (display_help): Print help text for new flag.
15713 * (process_command): Move options translation and language specifics
15714 and handle new flag early. Use it to set a function pointer to a
15715 prefix builder. Replace make_relative_prefix calls with calls to
15716 the function pointed to. Ignore new flag in regular options handling.
15717 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15719 2009-07-15 DJ Delorie <dj@redhat.com>
15721 * config/mep/mep.md (sibcall_internal): Change register to avoid
15722 argument registers.
15723 (sibcall_value_internal): Likewise.
15725 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15727 PR rtl-optimization/40710
15728 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15730 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15732 * config/mips/mips.md (*extenddi_truncate<mode>,
15733 *extendsi_truncate<mode>): Change type attribute to move_type
15734 with shift_shift. Split out code handling exts from here ...
15735 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15737 (*extendhi_truncateqi): Change type attribute to move_type with
15738 shift_shift. Split out code handling exts from here ...
15739 (*extendhi_truncateqi_exts): ... to this new pattern.
15741 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15743 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15744 instead of "and" with inverted sign bit mask value. Use
15745 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15746 Allocate registers only for operand 4 and operand 5.
15748 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15750 PR middle-end/40747
15751 * fold-const.c (fold_cond_expr_with_comparison): When folding
15752 < and <= to MIN, make sure the MIN uses the same type as the
15753 comparison's operands.
15755 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15757 * arm.md (ior_xor): New code iterator.
15758 (split for ior/xor with shift and zero-extend): New split pattern.
15759 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15761 2009-07-15 Richard Guenther <rguenther@suse.de>
15763 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15766 2009-07-15 Richard Guenther <rguenther@suse.de>
15768 PR middle-end/40753
15769 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15771 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15773 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15774 handle 2.6.30 kernel.
15776 2009-07-15 DJ Delorie <dj@redhat.com>
15778 * config/mep/mep.md (sibcall_internal): Change register to allow
15779 for 24-bit addresses.
15780 (sibcall_value_internal): Likewise.
15782 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15784 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15785 that are enabled/disabled by the flags introduced by a previous patch.
15787 2009-07-14 DJ Delorie <dj@redhat.com>
15789 * config/mep/mep.md (sibcall_internal): Include non-toggling
15791 (sibcall_value_internal): Likewise.
15793 2009-07-14 Taras Glek <tglek@mozilla.com>
15794 Rafael Espindola <espindola@google.com>
15796 * doc/sourcebuild.texi: Document install-plugin target.
15797 * configure.ac: Added install-plugin target to language makefiles.
15798 * configure: Regenerate.
15799 * Makefile.in (install-plugin): Install more headers,
15800 depend on lang.install-plugin.
15802 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15804 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15807 2009-07-14 DJ Delorie <dj@redhat.com>
15809 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15810 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15811 * config/mep/mep.md (sibcall_internal): Change test from
15812 mep_vliw_mode_match to mep_vliw_jmp_match.
15813 (sibcall_value_internal): Likewise.
15815 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15817 * config/i386/sse.md (copysign<mode>3): New expander.
15818 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15819 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15820 Use ix86_build_const_vector.
15821 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15822 IX86_BUILTIN_CPYSGNPD.
15823 (builtin_description): Add __builtin_ia32_copysignps and
15824 __builtin_ia32_copysignpd.
15825 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15826 and BUILT_IN_COPYSIGNF.
15828 2009-07-13 Jason Merrill <jason@redhat.com>
15830 * builtins.c (can_trust_pointer_alignment): New fn.
15831 (get_pointer_alignment): Factor it out from here.
15832 * tree.h: Declare it.
15834 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15836 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15839 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15843 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15845 2009-07-14 Richard Guenther <rguenther@suse.de>
15846 Andrey Belevantsev <abel@ispras.ru>
15848 PR middle-end/40745
15849 * cfgexpand.c (partition_stack_vars): Do not bother to update
15850 alias information when not optimizing.
15852 2009-07-14 Richard Guenther <rguenther@suse.de>
15853 Andrey Belevantsev <abel@ispras.ru>
15855 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15856 (pt_solution_set): Likewise.
15857 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15858 * tree-ssa-structalias.c (pt_solution_set): New function.
15859 * final.c (rest_of_clean_state): Free SSA data structures.
15860 * print-rtl.c (print_decl_name): Remove.
15861 (print_mem_expr): Implement in terms of print_generic_expr.
15862 * alias.c (ao_ref_from_mem): New function.
15863 (rtx_refs_may_alias_p): Likewise.
15864 (true_dependence): Query alias-export info.
15865 (canon_true_dependence): Likewise.
15866 (write_dependence_p): Likewise.
15867 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15869 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15870 (mem_expr_equal_p): Use operand_equal_p.
15871 (set_mem_attributes_minus_bitpos): Do not use
15872 component_ref_for_mem_expr.
15873 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15874 (update_alias_info_with_stack_vars): Likewise.
15875 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15876 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15877 explicitly nor clear stmt operands.
15878 Free the decl-to-pointer map.
15879 * tree-optimize.c (execute_free_datastructures): Do not free
15880 SSA data structures here.
15881 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15882 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15883 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15885 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15887 2009-07-13 DJ Delorie <dj@redhat.com>
15889 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15890 unrolling at the right iteration count.
15892 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15895 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15897 * haifa-sched.c (rank_for_schedule): Introduced flags to
15898 enable/disable individual scheduling heuristics.
15899 * common.opt: Introduced flags to enable/disable individual
15900 heuristics in the scheduler.
15901 * doc/invoke.texi: Introduced flags to enable/disable individual
15902 heuristics in the scheduler.
15904 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15906 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15907 config/i386/mingw-tls.c.
15908 * config/i386/mingw-tls.c: Removed.
15910 2009-07-13 Ira Rosen <irar@il.ibm.com>
15912 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15913 checks access only relevant statements.
15914 (vectorizable_reduction): Likewise.
15916 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15918 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15919 just for 32-bit case.
15921 2009-07-12 Jan Hubicka <jh@suse.cz>
15923 PR tree-optimization/40585
15924 * except.c (expand_resx_expr): When there already is resume
15925 instruction, produce linked list.
15926 (build_post_landing_pads): Assert that resume is empty.
15927 (connect_post_landing_pads): Handle resume lists.
15928 (dump_eh_tree): Dump resume list.
15930 2009-07-12 Ira Rosen <irar@il.ibm.com>
15932 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15933 with additional argument.
15934 * tree-vectorizer.h (enum vect_def_type): Add
15935 vect_double_reduction_def.
15936 (vect_is_simple_reduction): Add argument.
15937 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15939 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15940 vect_is_simple_reduction with additional argument.
15941 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15943 (reduction_code_for_scalar_code): Handle additional codes by
15944 returning ERROR_MARK for them. Fix comment and indentation.
15945 (vect_is_simple_reduction): Fix comment, add argument to specify
15946 double reduction. Detect double reduction.
15947 (get_initial_def_for_induction): Fix indentation.
15948 (get_initial_def_for_reduction): Fix comment and indentation.
15949 Handle double reduction. Create initial definitions that do not
15950 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15951 (vect_create_epilog_for_reduction): Fix comment, add argument to
15952 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15953 epilogue result extraction. Create double reduction phi node and
15954 replace relevant uses.
15955 (vectorizable_reduction): Call vect_is_simple_reduction with
15956 additional argument. Fix indentation. Update epilogue code treatment
15957 according to the changes in reduction_code_for_scalar_code. Check
15958 for double reduction. Call vect_create_epilog_for_reduction with
15959 additional argument.
15960 * tree-vect-stmts.c (process_use): Handle double reduction, update
15962 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15963 (vect_get_vec_def_for_operand): Likewise.
15965 2009-07-12 Danny Smith <dansmister@gmail.com>
15967 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15968 dllexport if !TREE_PUBLIC.
15969 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15971 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15973 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15974 (avr_extra_arch_macro) Remove declatation.
15975 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15976 (avr_extra_arch_macro) Declare as static.
15977 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15979 2009-07-11 Jan Hubicka <jh@suse.cz>
15981 PR middle-end/48388
15982 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15984 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15987 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15988 cold_in_std_section bits.
15989 (dwarf2out_begin_prologue): Initialize them.
15990 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15991 if already covered by text_section or cold_text_section range.
15993 PR rtl-optimization/40667
15994 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15995 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15996 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15997 * config/i386/i386.c (ix86_minimum_alignment): New function.
15998 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15999 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16000 * emit-rtl.c (gen_reg_rtx): Likewise.
16001 * function.c (assign_parms): Likewise. If nominal_type needs
16002 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16003 rather than passed_type's alignment.
16006 * function.c (assign_parm_setup_stack): Adjust
16007 MEM_OFFSET (data->stack_parm) if promoted_mode is different
16008 from nominal_mode on big endian.
16010 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
16012 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16014 2009-07-10 DJ Delorie <dj@redhat.com>
16016 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16018 2009-07-10 Mark Mitchell <mark@codesourcery.com>
16020 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16022 (thumb2_cbnz): Likewise.
16024 2009-07-10 David Daney <ddaney@caviumnetworks.com>
16027 * config.gcc (supported_defaults): Add synci.
16028 (with_synci): Add validation.
16029 (all_defaults): Add synci.
16030 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16033 * config/mips/mips.opt (msynci): New option.
16034 * config/mips/mips.c (mips_override_options): Warn on use of
16035 -msynci for targets that do now support it.
16036 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16038 * gcc/doc/invoke.texi (-msynci): Document the new option.
16039 * doc/install.texi (--with-synci): Document the new option.
16041 2009-07-10 Richard Guenther <rguenther@suse.de>
16043 PR tree-optimization/40496
16044 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16045 the PHI result with a compatible type.
16047 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
16051 * c.opt (Wunused-result): New.
16052 * doc/invoke.texi: Document it.
16053 * c-common.c (c_warn_unused_result): Use it.
16055 2009-07-09 DJ Delorie <dj@redhat.com>
16057 * targhooks.c (default_target_can_inline_p): Rename from
16058 default_target_option_can_inline_p.
16059 * targhooks.h (default_target_can_inline_p): Likewise.
16060 * target-def.h (TARGET_CAN_INLINE_P): Rename from
16061 TARGET_OPTION_CAN_INLINE_P.
16062 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16063 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16064 (mep_target_can_inline_p): Rename from
16065 mep_target_option_can_inline_p.
16068 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16069 registers used to pass vectors.
16071 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16073 2009-07-09 Tom Tromey <tromey@redhat.com>
16075 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
16076 * config/mmix/mmix.c: Include dwarf2.h.
16077 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
16078 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16079 * config/sh/sh.c: Include dwarf2.h.
16080 * config/i386/i386.c: Include dwarf2.h.
16081 * Makefile.in (DWARF2_H): Remove 'elf'.
16082 * except.c: Include dwarf2.h.
16083 * unwind-dw2.c: Include dwarf2.h.
16084 * dwarf2out.c: Include dwarf2.h.
16085 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
16086 * unwind-dw2-fde.c: Include dwarf2.h.
16087 * dwarf2asm.c: Include dwarf2.h.
16089 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16091 * haifa-sched.c (insn_finishes_cycle_p): New static function.
16092 (max_issue): Use it.
16093 * sched-int.h (struct sched_info: insn_finishes_block_p): New
16095 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16096 (region_sched_info): Update.
16097 * sched-ebb.c (ebb_sched_info): Update.
16098 * modulo-sched.c (sms_sched_info): Update.
16099 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16101 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16103 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
16105 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
16107 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16109 2009-07-09 Jakub Jelinek <jakub@redhat.com>
16111 PR middle-end/40692
16112 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
16113 arg1 with arg01 if arg1 is already INTEGER_CST.
16115 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16117 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
16118 Transform (and (truncate)) into (truncate (and)).
16120 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16122 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16123 creating LHS paradoxical subregs. Fix surrounding returns to
16124 use NULL_RTX rather than 0.
16126 2009-07-08 DJ Delorie <dj@redhat.com>
16128 * config/mep/mep.c (mep_option_can_inline_p): New.
16129 (TARGET_OPTION_CAN_INLINE_P): Define.
16131 2009-07-08 Mark Wielaard <mjw@redhat.com>
16134 * dwarf2out.c (add_data_member_location_attribute): When we have
16135 only a constant offset don't emit a new location description using
16136 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16139 2009-07-08 Richard Henderson <rth@redhat.com>
16142 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16143 (enum reg_class): Add CLOBBERED_REGS.
16144 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16145 * config/i386/i386.c (ix86_conditional_register_usage): Moved
16146 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16147 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
16148 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
16149 force 64-bit sibcalls into R11.
16150 * config/i386/constraints.md (U): New constraint.
16151 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16152 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16153 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16155 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
16157 * basic-block.h (dump_regset, debug_regset): Remove duplicate
16159 * c-objc-common.h (c_initialize_diagnostics): Ditto.
16160 * ebitmap.h (dump_ebitmap): Ditto.
16161 * optabs.h (optab_libfunc): Ditto.
16162 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
16163 * tree-flow.h (vect_can_force_dr_alignment_p,
16164 get_vectype_for_scalar_type): Ditto.
16165 (vectorize_loops): Move prototype to ...
16166 * tree-vectorizer.h: ... here. Also, adjust comment.
16167 (vect_set_verbosity_level): Remove duplicate prototype.
16168 * tree-ssa-loop.c: Include tree-vectorizer.h.
16169 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16171 2009-07-08 Nick Clifton <nickc@redhat.com>
16173 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16176 2009-07-08 DJ Delorie <dj@redhat.com>
16178 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16179 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16180 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
16182 * config/mep/intrinsics.md: Regenerated.
16183 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16184 registers when asm() or calls are detected.
16186 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
16189 * gimplify.c (gimplify_expr): Propagate no_warning flag when
16191 * gimple (gimple_build_call_from_tree): Likewise.
16192 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16193 no_warning flag before warning.
16195 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16197 * tree.c (set_expr_locus): Remove.
16198 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16199 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
16201 * gimplify.c (internal_get_tmp_var): Likewise.
16202 (gimplify_call_expr): Likewise.
16203 (gimplify_one_sizepos): Likewise.
16205 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
16208 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16209 to variables for debugging purposes.
16211 2009-06-23 Mark Loeser <mark@halcy0n.com>
16214 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16216 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16218 * pretty-print.c (pp_base_format): Remove %J.
16219 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16220 gcc_cxxdiag_char_table): Likewise.
16221 (init_dynamic_diag_info): Likewise.
16223 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16225 * pretty-print.c (pp_base_format): Remove %H.
16226 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16227 gcc_cxxdiag_char_table): Likewise.
16228 (init_dynamic_diag_info): Likewise.
16229 * config/mep/mep.c (mep_select_section): Likewise.
16231 2009-07-07 Duncan Sands <baldrick@free.fr>
16233 * final.c (pass_clean_state): Give the pass a name.
16234 * passes.c (pass_rest_of_compilation): Likewise.
16235 * tree-optimize.c (pass_all_optimizations): Likewise.
16237 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
16239 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16240 an extra 'decl' for error_at.
16242 2009-07-07 Jakub Jelinek <jakub@redhat.com>
16244 PR middle-end/40669
16245 * tree-tailcall.c (adjust_return_value_with_ops,
16246 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16247 if it has complex or vector type.
16249 2009-07-07 Olivier Hainque <hainque@adacore.com>
16251 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16254 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
16256 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16258 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16260 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
16261 * c-decl.c: Likewise.
16262 * function.c: Likewise.
16263 * varasm.c: Likewise.
16264 * tree-ssa.c: Likewise.
16265 * c-common.c: Likewise.
16266 * tree-cfg.c: Likewise.
16267 * config/spu/spu.c: Likewise.
16268 * config/ia64/ia64.c: Likewise.
16269 * config/v850/v850.c: Likewise.
16271 2009-07-06 DJ Delorie <dj@redhat.com>
16273 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16274 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16275 unspecified accesses to control registers.
16276 * config/mep/intrinsics.md: Regenerate.
16277 * config/mep/intrinsics.h: Regenerate.
16278 * config/mep/mep-intrin.h: Regenerate.
16280 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16282 * c-lex.c: Replace %H by an explicit location. Update all calls.
16283 * c-common.c: Likewise.
16284 * c-decl.c: Likewise.
16285 * c-typeck.c: Likewise.
16286 * fold-const.c: Likewise.
16287 * gimplify.c: Likewise.
16288 * stmt.c: Likewise.
16289 * tree-cfg.c: Likewise.
16290 * tree-ssa-loop-niter.c: Likewise.
16291 * tree-vrp.c: Likewise.
16292 * value-prof.c: Likewise.
16294 2009-07-06 Diego Novillo <dnovillo@google.com>
16296 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16297 if it has one. Handle cases where VAR does not have an
16298 annotation or cfun is NULL.
16300 2009-07-06 Diego Novillo <dnovillo@google.com>
16302 * tree.c: Include debug.h.
16303 (initialize_tree_contains_struct): New.
16304 (init_ttree): Call it.
16305 (tree_node_structure_for_code): Factor out of ...
16306 (tree_node_structure): ... here.
16307 * treestruct.def (TS_PHI_NODE): Remove.
16308 (TS_GIMPLE_STATEMENT): Remove.
16310 2009-07-06 Diego Novillo <dnovillo@google.com>
16312 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16313 (debug_tree_chain): Handle cycles.
16315 2009-07-06 Nick Clifton <nickc@redhat.com>
16316 DJ Delorie <dj@redhat.com>
16318 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16319 __FMOVD_ENABLED__ is defined.
16321 (TARGET_FMOVD): Provide a default definition.
16322 (MASK_FMOVD): Likewise.
16323 (TARGET_CPU_CPP_BUILTINS): Define
16324 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16325 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16326 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16327 (split for DF load from memory into register): Also handle
16328 MEMs which consist of REG+DISP addressing.
16329 (split for DF store from register to memory): Likewise.
16330 (movsf_ie): Always use single fp_mode.
16331 * config/sh/sh.c (sh_override_options): Do not automatically
16332 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16333 that to the -mfmovd command line switch.
16334 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16335 (fldi_ok): Always allow.
16336 * config/sh/sh.opt (mfmovd): Remove this switch.
16337 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16339 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16340 Kaz Kojima <kkojima@gcc.gnu.org>
16342 PR rtl-optimization/30807
16343 * postreload.c (reload_combine): For every new use of REG_SUM,
16344 record the use of BASE.
16346 2009-07-06 Jan Hubicka <jh@suse.cz>
16348 * params.def: Revert my accidental commit at 2009-06-30.
16350 2009-07-04 Ian Lance Taylor <iant@google.com>
16353 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16355 (mingw_format_attribute_overrides): Likewise.
16357 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16360 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16361 don't check cfa.reg. Instead of cfa.indirect use
16362 fde && fde->drap_reg != INVALID_REGNUM test.
16364 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16366 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16368 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16371 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16373 2009-07-03 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/40640
16376 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16379 2009-07-03 Jan Hubicka <jh@suse.cz>
16381 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16382 for size, reduce amount of inlining.
16384 2009-07-03 Richard Guenther <rguenther@suse.de>
16386 PR middle-end/34163
16387 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16388 if t +- x is known to not overflow and the conversion widens the
16390 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16392 2009-07-03 Jan Hubicka <jh@suse.cz>
16394 * ipa-pure-const.c (analyze): Update loop optimizer init.
16395 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16396 try_remove_empty_loop, remove_empty_loops): Remove.
16397 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16398 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16399 to mark regular loops as neccesary.
16400 (degenerate_phi_p): New function.
16401 (propagate_necessity, remove_dead_phis): Use it.
16402 (forward_edge_to_pdom): Likewise.
16403 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16404 virtual PHI nodes that became unreachable.
16405 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16406 * tree-flow.h (remove_empty_loops): Remove.
16407 * passes.c (init_optimization_passes): Remove.
16409 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16411 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16412 can_create_pseudo_p.
16413 (*fix_trunc<mode>_i387_1): Ditto.
16414 (*floathi<mode>2_1): Ditto.
16415 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16416 (*fistdi2_1): Ditto.
16417 (*fist<mode>2_1): Ditto.
16418 (frndintxf2_floor): Ditto.
16419 (*fist<mode>2_floor_1): Ditto.
16420 (frndintxf2_ceil): Ditto.
16421 (*fist<mode>2_ceil_1): Ditto.
16422 (frndintxf2_trunc): Ditto.
16423 (frndintxf2_mask_pm): Ditto.
16424 (fxam<mode>2_i387_with_temp): Ditto.
16425 * config/i386/sse.md (mulv16qi3): Ditto.
16426 (*sse2_mulv4si3): Ditto.
16428 (sse4_2_pcmpestr): Ditto.
16429 (sse4_2_pcmpistr): Ditto.
16431 2009-07-03 Jan Hubicka <jh@suse.cz>
16433 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16434 (mark_stmt_necessary): Set it.
16435 (mark_operand_necessary): Set it.
16436 (mark_control_dependent_edges_necessary): Set it.
16437 (mark_virtual_phi_result_for_renaming): New function.
16438 (get_live_post_dom): New function.
16439 (forward_edge_to_pdom): New function.
16440 (remove_dead_stmt): Fix handling of control dependences.
16441 (tree_dce_init): Init new bitmap.
16442 (tree_dce_done): Free it.
16444 2009-07-02 Richard Guenther <rguenther@suse.de>
16447 * tree-ssa-structalias.c (new_var_info): Initialize
16450 2009-07-02 Jan Hubicka <jh@suse.cz>
16452 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16455 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16457 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16458 instead of recomputing it. Adjust calls.
16459 (emit_store_flag): Adjust recursive calls.
16461 2009-07-02 Richard Guenther <rguenther@suse.de>
16463 * tree-ssa-live.c (remove_unused_locals): Do not remove
16465 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16466 of DECL_EXTERNAL for HEAP variables.
16467 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16468 HEAP variables. Do not adjust RESTRICT vars.
16469 (find_what_var_points_to): Nobody cares if something
16470 points to READONLY.
16472 2009-07-02 Ben Elliston <bje@au.ibm.com>
16474 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16475 pc_low and pc_high declarations to the top of the function.
16477 2009-07-01 DJ Delorie <dj@redhat.com>
16479 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16480 registers as fixed.
16481 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16482 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16483 unspecified accesses to control registers.
16484 * config/mep/intrinsics.md: Regenerate.
16485 * config/mep/intrinsics.h: Regenerate.
16486 * config/mep/mep-intrin.h: Regenerate.
16488 2009-07-01 Anthony Green <green@moxielogic.com>
16490 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16491 instruction when possible.
16492 (moxie_expand_prologue): Ditto. Also, save an instruction and
16493 some complexity by popping off of $r12 instead of $sp.
16494 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16497 2009-07-01 Richard Henderson <rth@redhat.com>
16500 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16501 contained no insns, reposition note before last insn.
16503 2009-07-01 Richard Henderson <rth@redhat.com>
16506 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16507 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16509 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16512 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16513 darwin9 for printing reg addresses with %y.
16515 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16517 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16518 truncation from operands in binary operations.
16520 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16523 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16524 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16525 subreg of op0 to the original op0.
16527 * expmed.c (store_bit_field_1): Use a temporary as the destination
16528 instead of a paradoxical subreg when we need to truncate the result.
16530 2009-07-01 DJ Delorie <dj@redhat.com>
16532 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16533 names to VLIW variants.
16534 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16535 * config/mep/intrinsics.md: Regenerate.
16536 * config/mep/intrinsics.h: Regenerate.
16537 * config/mep/mep-intrin.h: Regenerate.
16539 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16542 * jump.c (returnjump_p): Revert last patch.
16543 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16545 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16548 * pa.md (casesi32p): Use jump table label to determine the offset
16550 (casesi64p): Likewise.
16552 * pa.c (forward_branch_p): Return bool type. Use instruction
16553 addresses when available. Assert that INSN has a jump label.
16554 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16557 2009-07-01 Richard Guenther <rguenther@suse.de>
16559 PR tree-optimization/19831
16560 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16561 that only act as barriers do not make any previous stores necessary.
16562 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16563 HEAP variables global, do not add a constraint from nonlocal.
16564 (find_func_aliases): Handle escapes through return statements.
16565 (compute_points_to_sets): Make escaped HEAP variables global.
16567 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16570 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16571 after reducing a DImode cstore to SImode.
16573 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16575 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16576 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16578 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16580 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16581 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16583 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16584 and umod_optab if TARGET_BSD_DIVMOD.
16585 * config/vax/lib1funcs.asm: New file.
16586 * config/vax/t-linux: New file.
16587 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16589 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16592 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16593 to type arguments that have void type.
16596 * dwarf2out.c (gen_formal_parameter_die): Call
16597 equate_decl_number_to_die if node is different from origin.
16599 2009-06-30 Anthony Green <green@moxielogic.com>
16601 Clean up moxie port for --enable-build-with-cxx.
16602 * config/moxie/moxie.c (moxie_function_value): First two
16603 parameters are const_tree, not tree.
16604 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16605 (REG_CLASS_NAMES): Ditto.
16606 (REGNO_REG_CLASS): Ditto.
16607 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16608 (moxie_function_value): Fix constyness of arguments.
16610 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16612 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16613 finalize_size_functions before further processing.
16614 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16615 (variable_size): Call self_referential_size on size expressions
16616 that contain a PLACEHOLDER_EXPR.
16617 (size_functions): New static variable.
16618 (copy_self_referential_tree_r): New static function.
16619 (self_referential_size): Likewise.
16620 (finalize_size_functions): New global function.
16621 * tree.c: Include tree-inline.h.
16622 (push_without_duplicates): New static function.
16623 (find_placeholder_in_expr): New global function.
16624 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16626 <tcc_expression>: Likewise.
16627 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16628 the call in the expression.
16629 * tree.h (finalize_size_functions): Declare.
16630 (find_placeholder_in_expr): Likewise.
16631 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16632 (substitute_placeholder_in_expr): Update comment.
16633 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16635 (copy_tree_body_r): Likewise.
16636 (copy_tree_body): New static function.
16637 (maybe_inline_call_in_expr): New global function.
16638 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16639 (maybe_inline_call_in_expr): Declare.
16640 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16641 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16644 2009-06-30 Richard Guenther <rguenther@suse.de>
16646 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16648 (propagate_necessity): Do not mark reaching defs of stores
16651 2009-06-30 Jan Hubicka <jh@suse.cz>
16653 * cfgloopanal.c (check_irred): Move into ...
16654 (mark_irreducible_loops): ... here; return true if ireducible
16656 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16657 (analyze_function): Try to prove loop finiteness.
16658 * cfgloop.h (mark_irreducible_loops): Update prototype.
16659 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16661 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16663 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16665 2009-06-30 Ira Rosen <irar@il.ibm.com>
16667 PR tree-optimization/40542
16668 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16671 2009-06-30 Martin Jambor <mjambor@suse.cz>
16673 PR tree-optimization/40582
16674 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16675 than useless_type_conversion_p.
16676 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16679 2009-06-30 Martin Jambor <mjambor@suse.cz>
16681 PR middle-end/40554
16682 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16684 2009-06-30 Richard Guenther <rguenther@suse.de>
16686 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16687 use ao_ref references.
16688 (walk_aliased_vdefs): Likewise.
16689 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16690 * tree-ssa-dce.c (struct ref_data): Remove.
16691 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16692 (mark_aliased_reaching_defs_necessary): Adjust.
16693 (mark_all_reaching_defs_necessary_1): Likewise.
16695 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16698 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16699 (emit_store_flag_1): Extract from emit_store_flag, adjust
16700 calls to (what now is) emit_cstore.
16701 (emit_store_flag): Call emit_store_flag_1 and also use it
16702 for what used to be recursive calls.
16704 2009-06-30 Wei Guozhi <carrot@google.com>
16707 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16708 if the target bb post dominates from bb.
16709 * config/i386/i386.c (memory_address_length): Check existence of base
16710 register before using it.
16712 2009-06-30 Nick Clifton <nickc@redhat.com>
16713 DJ Delorie <dj@redhat.com>
16715 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16716 __FMOVD_ENABLED__ is defined.
16718 (TARGET_FMOVD): Provide a default definition.
16719 (MASK_FMOVD): Likewise.
16720 (TARGET_CPU_CPP_BUILTINS): Define
16721 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16722 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16723 two fmov instructions depending upon whether TARGET_FMOVD is
16725 (split for DF load from memory into register): Also handle
16726 MEMs which consist of REG+DISP addressing.
16727 (split for DF store from register to memory): Likewise.
16728 * config/sh/sh.opt (mfmovd): Remove this switch.
16729 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16730 * config/sh/sh.c (sh_override_options): Do not automatically
16731 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16732 that to the -mfmovd command line switch.
16734 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16736 (fldi_ok): Always allow.
16737 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16739 2009-06-29 DJ Delorie <dj@redhat.com>
16741 * doc/install.texi (mep-x-elf): Correct chip's full name.
16743 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16745 * doc/extend.texi: Fix typo.
16747 2009-06-29 Tom Tromey <tromey@redhat.com>
16749 * dwarf2.h: Remove.
16750 * Makefile.in (DWARF2_H): New variable.
16751 (except.o): Use it.
16752 (dwarf2out.o): Likewise.
16753 (dwarf2asm.o): Likewise.
16754 * config/i386/t-i386: Use DWARF2_H.
16755 * except.c: Include elf/dwarf2.h.
16756 * unwind-dw2.c: Include elf/dwarf2.h.
16757 * dwarf2out.c: Include elf/dwarf2.h.
16758 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16759 <dtprel>: New field.
16760 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16761 (size_of_loc_descr): Likewise.
16762 (output_loc_operands_raw): Likewise.
16763 (output_loc_operands): Handle new dtprel field.
16764 (loc_checksum): Update.
16765 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16766 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16767 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16768 * dwarf2asm.c: Include elf/dwarf2.h.
16769 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16770 * config/mmix/mmix.c: Include elf/dwarf2.h.
16771 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16772 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16773 * config/sh/sh.c: Include elf/dwarf2.h.
16774 * config/i386/i386.c: Include elf/dwarf2.h.
16776 2009-06-29 DJ Delorie <dj@redhat.com>
16778 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16780 * doc/extend.texi: Add MeP attributes and pragmas.
16781 * doc/invoke.text: Add MeP Options.
16782 * doc/contrib.texi: Add MeP contribution.
16783 * doc/md.texi: Add MeP constraints.
16784 * doc/install.texi: Add MeP target.
16786 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16788 * target.h (struct gcc_target): Add frame_pointer_required field.
16789 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16790 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16791 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16793 * reload1.c (update_eliminables): (Ditto.).
16794 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16795 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16796 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16798 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16800 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16801 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16802 (arm_frame_pointer_required): New function.
16804 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16805 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16806 (avr_frame_pointer_required_p): Declare as static.
16807 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16809 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16810 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16811 (bfin_frame_pointer_required): Make as static, change return type
16813 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16815 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16816 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16817 (cris_frame_pointer_required): New function.
16819 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16821 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16822 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16823 (fr30_frame_pointer_required): New function.
16825 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16826 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16827 (frv_frame_pointer_required): Make as static, change return type
16829 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16831 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16832 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16833 (ix86_frame_pointer_required): Make as static, change return type to
16835 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16837 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16838 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16840 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16842 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16844 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16846 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16847 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16848 (mips_frame_pointer_required): Make as static.
16849 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16851 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16852 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16853 (mmix_frame_pointer_required): Mew function.
16855 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16856 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16858 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16860 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16862 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16864 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16865 (CAN_ELIMINATE): Redefine.
16866 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16867 (sparc_frame_pointer_required): New function.
16868 (sparc_can_eliminate): New function.
16869 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16871 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16872 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16874 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16875 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16876 (xtensa_frame_pointer_required): Make as static, change return type
16878 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16881 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16883 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16884 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16885 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16886 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16887 (register_callback): Handle PLUGIN_START_UNIT.
16888 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16890 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16892 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16894 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16895 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16897 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16899 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16902 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16904 * doc/extend.texi (Additional Floating Types): __float128 is also
16905 supported on i386 targets.
16907 2009-06-29 Richard Guenther <rguenther@suse.de>
16909 PR middle-end/14187
16910 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16912 (pt_solutions_same_restrict_base): Declare.
16913 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16915 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16916 (make_constraint_from, make_copy_constraint): Move earlier.
16917 (make_constraint_from_heapvar): New function.
16918 (make_constraint_from_restrict): Likewise.
16919 (handle_lhs_call): Use it.
16920 (find_func_aliases): Use it to track conversions to restrict
16921 qualified pointers.
16922 (struct fieldoff): Add only_restrict_pointers flag.
16923 (push_fields_onto_fieldstack): Initialize it.
16924 (create_variable_info_for): Track global restrict qualified pointers.
16925 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16926 Track restrict qualified pointer arguments.
16927 (set_uids_in_ptset): Use varinfo is_global_var flag.
16928 (find_what_var_points_to): Set the vars_contains_restrict flag.
16929 Always create the points-to solution for sets including restrict tags.
16930 (pt_solutions_same_restrict_base): New function.
16931 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16932 qualified pointers use pt_solutions_same_restrict_base as
16933 additional source for disambiguation.
16935 2009-06-29 Richard Guenther <rguenther@suse.de>
16937 PR middle-end/38212
16938 * alias.c (find_base_decl): Remove.
16939 (get_deref_alias_set_1): Remove restrict handling.
16940 * c-common.c (c_apply_type_quals_to_decl): Do not set
16941 DECL_POINTER_ALIAS_SET.
16942 * gimplify.c (find_single_pointer_decl_1): Remove.
16943 (find_single_pointer_decl): Likewise.
16944 (internal_get_tmp_var): Remove restrict handling.
16945 (gimple_regimplify_operands): Likewise.
16946 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16947 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16948 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16949 * tree.c (restrict_base_for_decl): Remove.
16950 (init_ttree): Do not allocate it.
16951 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16952 LABEL_DECL_UID for label decls.
16953 (copy_node_stat): Do not copy restrict information.
16954 (decl_restrict_base_lookup): Remove.
16955 (decl_restrict_base_insert): Likewise.
16956 (print_restrict_base_statistics): Likewise.
16957 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16958 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16959 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16960 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16961 (LABEL_DECL_UID): Adjust.
16962 (DECL_BASED_ON_RESTRICT_P): Remove.
16963 (DECL_GET_RESTRICT_BASE): Likewise.
16964 (SET_DECL_RESTRICT_BASE): Likewise.
16965 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16967 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16968 instead of DECL_POINTER_ALIAS_SET.
16969 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16970 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16971 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16973 2009-06-29 Richard Guenther <rguenther@suse.de>
16975 PR tree-optimization/40579
16976 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16977 the IL to simplify has constants that overflowed.
16979 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16981 PR tree-optimization/40550
16982 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16983 vector_compute_type only when the size of vector_compute_type is
16984 less than the size of type.
16986 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16988 * fold-const.c (contains_label_1): Fix comments.
16989 (contains_label_p): Do not walk trees multiple time.
16991 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16993 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16994 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16995 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16996 ix86_fp_comparison_operator.
16997 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16998 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16999 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17000 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17001 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17002 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17003 (related splits): Change predicate to ix86_fp_comparison_operator.
17004 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17005 instead of ix86_fp_comparison_codes.
17006 (ix86_trivial_fp_comparison_operator,
17007 ix86_fp_comparison_operator): New.
17008 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17009 (ix86_expand_compare): Eliminate last two parameters.
17010 (ix86_fp_jump_nontrivial_p): Kill.
17011 * config/i386/i386.c (put_condition_code): Eliminate call to
17012 ix86_fp_comparison_codes and subsequent assertion.
17013 (ix86_fp_comparison_codes): Eliminate.
17014 (ix86_fp_swap_condition): New.
17015 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17016 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17017 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17018 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17019 and ix86_fp_swap_condition.
17020 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17021 Use ix86_fp_comparison_strategy.
17022 (ix86_expand_compare): Likewise. Eliminate last two arguments.
17023 (ix86_fp_jump_nontrivial_p): Eliminate.
17024 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
17025 call to ix86_expand_compare.
17026 (ix86_split_fp_branch, ix86_expand_setcc,
17027 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17028 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17030 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17032 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17033 related to jump_clobbers.
17034 * config/arm/arm.md (conds): Remove jump_clob case.
17035 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17036 splits): Change comparison_operator to arm_comparison_operator.
17037 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17040 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17042 * dojump.c (do_compare_rtx_and_jump): Try swapping the
17043 condition for floating point modes.
17044 * expmed.c (emit_store_flag_1): Move here a bigger part
17045 of emit_store_flag.
17046 (emit_store_flag): Try swapping the condition for floating point
17048 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17050 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17052 * expr.c (expand_expr_real_1): Just use do_store_flag.
17053 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
17054 emit_store_flag_force.
17055 * expmed.c (emit_store_flag_force): Copy here trick
17056 previously in expand_expr_real_1. Try reversing the comparison.
17057 (emit_store_flag_1): Work if target is NULL.
17058 (emit_store_flag): Work if target is NULL, using the result mode
17059 from the comparison. Use split_comparison, restructure final part
17060 to simplify conditionals.
17062 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17064 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17065 * dojump.c (do_jump): Change handling of floating-point
17066 ops to use just do_compare_and_jump.
17067 (split_comparison): New.
17068 (do_compare_rtx_and_jump): Add here logic coming previously
17069 in do_jump, using split_comparison.
17071 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
17074 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17076 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17078 * tree-ssa-alias.c: Fix unintentional commit.
17080 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17082 * passes.c (execute_one_pass): Fix unintentional commit.
17084 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17086 * df-problems.c (df_set_seen, df_unset_seen): Delete.
17087 (df_rd_local_compute, df_md_local_compute): Inline them.
17089 (df_md_scratch): New.
17090 (df_md_alloc, df_md_free): Allocate/free it.
17091 (df_md_local_compute): Only include live registers in init.
17092 (df_md_transfer_function): Prune the in-set computed by
17093 the confluence function, and the gen-set too.
17095 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17097 PR rtl-optimization/26854
17098 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17099 * df-problems.c (df_rd_add_problem): Fix comment.
17100 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17101 df_md_simulate_artificial_defs_at_top,
17102 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17103 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17104 df_md_transfer_function, df_md_init, df_md_confluence_0,
17105 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17106 problem_MD, df_md_add_problem): New.
17107 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17108 df_md_get_bb_info): New.
17109 (DF_LAST_PROBLEM_PLUS1): Adjust.
17111 * Makefile.in (fwprop.o): Include domwalk.h.
17112 * fwprop.c: Include domwalk.h.
17113 (reg_defs, reg_defs_stack): New.
17114 (bitmap_only_bit_between): Remove.
17115 (process_defs): New.
17116 (process_uses): Use reg_defs and local_md instead of
17117 bitmap_only_bit_between and local_rd.
17118 (single_def_use_enter_block): New, from build_single_def_use_links.
17119 (single_def_use_leave_block): New.
17120 (build_single_def_use_links): Remove code moved to
17121 single_def_use_enter_block, invoke domwalk.
17122 (use_killed_between): Adjust comment.
17124 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17126 * bitmap.h (bitmap_ior_and_into): New.
17127 * bitmap.c (bitmap_ior_and_into): New.
17129 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17131 * domwalk.h (struct dom_walk_data): Remove all callbacks except
17132 before_dom_children_before_stmts and after_dom_children_after_stmts.
17133 Rename the two remaining callbacks to just before_dom_children and
17134 after_dom_children. Remove other GIMPLE statement walking bits.
17135 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
17136 * graphite.c: Do not include domwalk.h.
17137 * tree-into-ssa.c (interesting_blocks): New global.
17138 (struct mark_def_sites_global_data): Remove it and names_to_rename.
17139 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17140 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17141 now that they're not domwalk callbacks.
17142 (rewrite_initialize_block): Rename to...
17143 (rewrite_enter_block): ... this, place after called functions. Test
17144 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17145 (rewrite_finalize_block): Rename to...
17146 (rewrite_leave_block): ... this, place after called functions.
17147 (rewrite_update_init_block): Rename to...
17148 (rewrite_update_enter_block): ... this, place after called functions.
17149 Test interesting_blocks, call rewrite_update_stmt and
17150 rewrite_update_phi_arguments.
17151 (rewrite_update_fini_block): Rename to...
17152 (rewrite_leave_block): ... this, place after called functions.
17153 (rewrite_blocks): Remove last argument, simplify initialization of
17155 (mark_def_sites_initialize_block): Rename to...
17156 (mark_def_sites_block): ... this, call mark_def_sites.
17157 (mark_def_sites_blocks): Remove argument, simplify initialization of
17159 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17160 (update_ssa): Likewise.
17161 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17163 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17164 (dom_opt_initialize_block): Rename to...
17165 (dom_opt_enter_block): ... this, place after called functions. Walk
17166 statements here, inline propagate_to_outgoing_edges.
17167 (dom_opt_finalize_block): Rename to...
17168 (dom_opt_leave_block): ... this, place after called functions.
17169 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17171 (dse_enter_block, dse_record_phi): New.
17172 (dse_record_phis): Delete.
17173 (dse_finalize_block): Rename to...
17174 (dse_leave_block): ... this.
17175 (tree_ssa_dse): Simplify initialization of walk_data.
17176 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
17177 Adjust initialization of walk_data.
17178 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17179 * tree-ssa-loop-phiopt.c (get_non_trapping):
17180 Adjust initialization of walk_data.
17181 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17182 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17183 it's not a domwalk callback.
17184 (uncprop_initialize_block): Rename to...
17185 (dse_enter_block): ... this, call uncprop_into_successor_phis.
17186 (dse_finalize_block): Rename to...
17187 (dse_leave_block): ... this.
17188 (tree_ssa_uncprop): Simplify initialization of walk_data.
17189 * Makefile.in: Adjust dependencies.
17191 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
17193 * arm.md (casesi): Fix test for Thumb1.
17194 (thumb1_casesi_internal_pic): Likewise.
17195 (thumb1_casesi_dispatch): Likewise.
17197 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
17199 * config/arm/arm-cores.def: Added core cortex-m0.
17200 * config/arm/arm-tune.md: Regenerated.
17201 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17203 2009-06-26 DJ Delorie <dj@redhat.com>
17205 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17207 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
17208 the scheduler doesn't tag jump insns.
17210 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
17212 * c-decl.c (merge_decls): Re-indent.
17214 2009-06-26 Janis Johnson <janis187@us.ibm.com>
17217 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17218 Special-case decimal float constants.
17220 2009-06-26 Richard Henderson <rth@redhat.com>
17222 * function.h (struct function): Add cannot_be_copied_reason,
17223 and cannot_be_copied_set.
17224 * tree-inline.c (has_label_address_in_static_1): Rename from
17225 inline_forbidden_p_2; don't set inline_forbidden_reason here.
17226 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17227 don't set inline_forbidden_reason.
17228 (copy_forbidden): New function, split out of inline_forbidden_p.
17229 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17230 (inline_forbidden_p): Use copy_forbidden.
17231 (tree_versionable_function_p): Likewise.
17232 (inlinable_function_p): Merge into tree_inlinable_function_p.
17233 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17234 * ipa-cp.c (ipcp_versionable_function_p): New function.
17235 (ipcp_cloning_candidate_p): Use it.
17236 (ipcp_node_modifiable_p): Likewise.
17238 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
17240 * builtins.c (expand_builtin_alloca): Handle builtin alloca
17241 that is marked not to be inlined. Remove flag_mudflap use.
17242 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17243 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17245 2009-06-26 Steve Ellcey <sje@cup.hp.com>
17248 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17249 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17251 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
17253 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17255 (__mingwthr_remove_key_dtor): Likewise.
17257 2009-06-26 Richard Guenther <rguenther@suse.de>
17259 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17261 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
17263 PR middle-end/40525
17264 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17265 try the non-cond_exec path also.
17267 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17270 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17271 (output_cbranch): Use new functions.
17272 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17275 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17276 Pat Haugen <pthaugen@us.ibm.com>
17277 Revital Eres <ERES@il.ibm.com>
17279 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17280 for %c error. Add %x support to print VSX registers as a unified
17281 register set, instead of separate float and altivec registers.
17282 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17283 %y case, and add support for VSX pre-modify addresses.
17284 (output_toc): Add assert for CONST containing an integer constant
17286 (rs6000_adjust_cost): Add POWER7 support.
17287 (insn_must_be_first_in_group): Ditto.
17288 (insn_must_be_last_in_group): Ditto.
17289 (rs6000_emit_popcount): Ditto.
17290 (rs6000_vector_mode_supported_p): Ditto.
17292 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17293 Change some of the functions called by macros to being called
17294 through a pointer, so debug functions can be inserted if
17295 -mdebug=addr or -mdebug=cost.
17296 (rs6000_preferred_reload_class_ptr): Ditto.
17297 (rs6000_secondary_reload_class_ptr): Ditto.
17298 (rs6000_secondary_memory_needed_ptr): Ditto.
17299 (rs6000_cannot_change_mode_class_ptr): Ditto.
17300 (rs6000_secondary_reload_inner): Ditto.
17301 (rs6000_legitimize_reload_address): Ditto.
17302 (rs6000_legitimize_reload_address_ptr): Ditto.
17303 (rs6000_mode_dependent_address): Ditto.
17304 (rs6000_mode_dependent_address_ptr): Ditto.
17306 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17307 function to return true if the mode allows reg + integer
17309 (virtual_stack_registers_memory_p): New function to return true if
17310 the address refers to a virtual stack register.
17311 (rs6000_legitimate_offset_address_p): Move code to say whether a
17312 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17314 (rs6000_legitimate_address_p): Add checks for modes that only can
17315 do reg+reg addressing. Start adding VSX support.
17316 (rs6000_legitimize_reload_address): Ditto.
17317 (rs6000_legitimize_address): Ditto.
17318 (rs6000_debug_legitimate_address_p): New debug functions for
17319 -mdebug=addr and -mdebug=cost.
17320 (rs6000_debug_rtx_costs): Ditto.
17321 (rs6000_debug_address_costs): Ditto.
17322 (rs6000_debug_adjust_cost): Ditto.
17323 (rs6000_debug_legitimize_address): Ditto.
17324 (rs6000_legitimize_reload_address_ptr): Point to call normal
17325 function or debug function. Make functions called via pointer
17327 (rs6000_mode_dependent_address_ptr): Ditto.
17328 (rs6000_secondary_reload_class_ptr): Ditto.
17329 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17330 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17331 into a friendlier error.
17332 (rs6000_init_builtins): Add initial VSX support.
17333 (rs6000_adjust_cost): Fix some spacing issues.
17335 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17336 (REG_CLASS_NAMES): Ditto.
17337 (REG_CLASS_CONTENTS): Ditto.
17338 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17339 pointer, to add -mdebug=addr support.
17340 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17341 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17342 -mdebug=addr support.
17343 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17344 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17345 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17347 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17349 (bswapsi*): Set attribute types for load/store. Add combiner
17350 patterns to eliminate zero extend on 64-bit.
17351 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17352 stdbrx if the hardware supports those instructions.
17354 2009-06-25 Ian Lance Taylor <iant@google.com>
17356 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17357 (Link Options): Document -static-libstdc++.
17359 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17362 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17363 DATA_ALIGNMENT instead.
17365 2009-06-25 Richard Guenther <rguenther@suse.de>
17367 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17368 indirect references against the callused/escaped solutions.
17369 (call_may_clobber_ref_p_1): Likewise.
17371 2009-06-25 Martin Jambor <mjambor@suse.cz>
17373 PR tree-optimization/40493
17374 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17375 (enum unscalarized_data_handling): New type.
17376 (handle_unscalarized_data_in_subtree): Return what has been done.
17377 (load_assign_lhs_subreplacements): Handle left flushes differently.
17378 (sra_modify_assign): Use unscalarized_data_handling, simplified
17379 condition determining whether to remove the statement.
17381 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17383 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17384 excerpt - @ should be doubled for texinfo.
17386 2009-06-24 Ian Lance Taylor <iant@google.com>
17388 * config/arc/arc.c: Include "df.h".
17389 (arc_attribute_table): Make static. Move higher in file.
17390 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17391 (output_shift): Initialize n later to avoid warning.
17392 * config/arm/arm.c (arm_attribute_table): Make static. Move
17394 * config/avr/avr.c (avr_attribute_table): Make static. Move
17396 (reg_class_tab): Change array type from int to enum reg_class.
17397 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17399 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17400 (lshrhi3_out): Likewise.
17401 (class_likely_spilled_p): Change return type to bool.
17402 (avr_rtx_costs): Use local code variable with enum type.
17403 * config/avr/avr.md (movmemhi): Use add_reg_note.
17404 (andhi3, andsi3): Don't use AS2 with "and".
17405 (iorhi3, iorsi3): Don't use AS2 with "or".
17406 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17407 * config/crx/crx.c: Include "df.h".
17408 (crx_attribute_table): Make static.
17409 * config/m32r/m32r.c: Include "df.h".
17410 (m32r_attribute_table): Make static. Move higher in file.
17411 (pop): Use add_reg_note.
17412 (block_move_call): Change 0 to LCT_NORMAL in function call.
17413 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17414 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17415 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17416 declare, not just when TREE_CODE is defined.
17417 * config/m68hc11/m68hc11.c: Include "expr.h".
17418 (m68hc11_attribute_table): Make static. Move higher in file.
17419 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17421 (m68hc11_register_indirect_p): Likewise.
17422 (m68hc11_function_arg_padding): Change return type to enum
17424 (emit_move_after_reload): Use add_reg_note.
17425 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17426 (m68hc11_split_logical): Likewise.
17427 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17429 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17430 to VOIDmode in function call.
17431 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17433 (m68hc11_split_logical): Update declaration.
17434 (m68hc11_function_arg_padding): Update declaration.
17435 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17436 to array of enum reg_class.
17437 (mcore_attribute_table): Make static. Move higher in file.
17438 (mcore_rtx_costs): Add cast to enum type.
17439 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17440 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17441 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17443 * config/sh/predicates.md (trapping_target_operand): Rename and to
17445 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17447 * config/spu/spu.c (spu_attribute_table): Make static. Move
17449 * config/v850/v850.c (v850_attribute_table): Make static. Move
17451 (v850_rtx_costs): Use local code with enum type.
17452 (expand_epilogue): Add cast.
17453 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17455 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17458 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17459 -m2a-single-only and -m2a-nofpu.
17460 * config/sh/sh.opt: Document m2a generates FPU code.
17462 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17464 * defaults.h (CAN_ELIMINATE): Provide default.
17465 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17466 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17467 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17468 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17469 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17470 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17471 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17472 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17473 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17474 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17476 2009-06-24 DJ Delorie <dj@redhat.com>
17478 * mep-ext-cop.cpu: Fix copyright notice.
17479 * mep-default: Fix copyright notice.
17480 * mep-core: Fix copyright notice.
17481 * mep: Fix copyright notice.
17482 * mep-ivc2: Fix copyright notice.
17483 * mep-c5: Fix copyright notice.
17485 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17487 * doc/contrib.texi (Contributors):
17489 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17491 PR middle-end/40501
17492 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17493 src and dst operands if necessary.
17495 2009-06-23 DJ Delorie <dj@redhat.com>
17498 * config.gcc: Add mep support.
17499 * recog.c: Resurrect validate_replace_rtx_subexp().
17500 * recog.h: Likewise.
17501 * config/mep/: Add new port:
17502 * config/mep/constraints.md: New file.
17503 * config/mep/default.h: New file.
17504 * config/mep/intrinsics.h: New file.
17505 * config/mep/intrinsics.md: New file.
17506 * config/mep/ivc2-template.h: New file.
17507 * config/mep/mep-c5.cpu: New file.
17508 * config/mep/mep-core.cpu: New file.
17509 * config/mep/mep-default.cpu: New file.
17510 * config/mep/mep-ext-cop.cpu: New file.
17511 * config/mep/mep-intrin.h: New file.
17512 * config/mep/mep-ivc2.cpu: New file.
17513 * config/mep/mep-lib1.asm: New file.
17514 * config/mep/mep-lib2.c: New file.
17515 * config/mep/mep-pragma.c: New file.
17516 * config/mep/mep-protos.h: New file.
17517 * config/mep/mep-tramp.c: New file.
17518 * config/mep/mep.c: New file.
17519 * config/mep/mep.cpu: New file.
17520 * config/mep/mep.h: New file.
17521 * config/mep/mep.md: New file.
17522 * config/mep/mep.opt: New file.
17523 * config/mep/predicates.md: New file.
17524 * config/mep/t-mep: New file.
17526 2009-06-23 Ian Lance Taylor <iant@google.com>
17528 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17529 from loose_warn into c_loose_warn and from strict_warn into
17530 c_strict_warn. Set and substitute warn_cxxflags. Check for
17531 --enable-build-with-cxx. Set and substitute
17532 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17533 * Makefile.in (CXXFLAGS): New variable.
17534 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17535 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17536 the default is the same as $(STRICT_WARN).
17537 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17538 (CXX): New variable.
17539 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17540 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17541 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17542 (HOST_LIBS): New variable.
17543 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17544 (ALL_CXXFLAGS): New variable.
17545 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17546 * doc/install.texi (Configuration): Document
17547 --enable-build-with-cxx, --with-stage1-ldflags,
17548 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17549 * configure: Rebuild.
17551 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17553 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17554 from previous commit.
17556 2009-06-23 Ian Lance Taylor <iant@google.com>
17558 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17560 2009-06-23 Ian Lance Taylor <iant@google.com>
17562 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17563 with ATTRIBUTE_UNUSED.
17565 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17566 Pat Haugen <pthaugen@us.ibm.com>
17567 Revital Eres <eres@il.ibm.com>
17569 * config.in (HAVE_AS_POPCNTD): Add default definition.
17570 (HAVE_AS_LWSYNC): Ditto.
17572 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17574 (gcc_cv_as_powerpc_cmpb): Ditto.
17575 (gcc_cv_as_powerpc_dfp): Ditto.
17576 (gcc_cv_as_powerpc_vsx): Ditto.
17577 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17578 supporting the popcntd/lwsync instructions.
17579 (gcc_cv_as_powerpc_lwsync): Ditto.
17580 * configure: Regenerate.
17582 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17583 -mcpu=native and -mcpu=power7.
17584 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17586 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17587 a variable instead of a mask to reduce the number of mask bits.
17588 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17589 (-mbit-word): Ditto.
17590 (-mregnames): Ditto.
17591 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17592 (-mfused-madd): Ditto.
17594 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17596 (-mvsx): New switch for VSX instructions.
17597 (-misel): Move from a variable to a mask to allow it to be set by
17600 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17601 function declaration to an array declaration.
17602 (rs6000_hard_regno_nregs): New external array declaration.
17604 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17605 files included by rs6000.md.
17607 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17608 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17610 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17612 (rs6000_debug_reg): New -mdebug= variables.
17613 (rs6000_debug_addr): Ditto.
17614 (rs6000_debug_cost): Ditto.
17615 (rs6000_pmode): New variable to hold Pmode.
17616 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17617 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17618 calculated at compiler start.
17619 (rs6000_hard_regno_nregs): Change function to an array which holds
17620 HARD_REGNO_NREGS calculated at compiler start.
17621 (rs6000_explicit_options): Delete isel field.
17622 (rs6000_vector_unit): New array to hold which vector unit
17623 supports arithmetic options for a given type.
17624 (rs6000_vector_mem): New array to hold which vector unit supports
17625 memory reference operations for a given type.
17626 (rs6000_vector_align): New array to given the alignment of each
17628 (power7_cost): New basic costs for power7.
17629 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17630 (rs6000_hard_regno_nregs_internal): New function, moved from
17631 HARD_REGNO_NREGS, to calculate the number of registers each hard
17632 register takes for each type.
17633 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17634 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17635 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17636 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17637 unit information here so it is calculated once at compiler startup
17639 (rs6000_override_options): Make -misel a target mask. Add more
17640 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17641 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17643 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17644 (rs6000_handle_option): Move -misel from variable to target mask.
17645 (rs6000_builtin_mask_for_load): Add VSX support.
17646 (rs6000_conditional_register_usage): Ditto.
17647 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17648 (function_arg_boundary): Ditto.
17649 (rs6000_expand_builtin): Ditto.
17650 (def_builtin): Make abort message a little friendlier.
17651 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17653 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17654 assembler support the popcntd instruction instead of a vsx
17655 instruction to enable power7 support.
17656 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17657 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17658 option to the assembler if -mcpu=native.
17659 (ASM_CPU_NATIVE_SPEC): Ditto.
17660 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17662 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17663 the lwsync instruction.
17664 (enum processor_type): Add PROCESSOR_POWER7.
17665 (rs6000_debug_reg): New -mdebug= options.
17666 (rs6000_debug_addr): Ditto.
17667 (rs6000_debug_cost): Ditto.
17668 (rs6000_isel): Delete.
17669 (enum rs6000_vector): New enum to say what vector unit we have.
17670 (VECTOR_UNIT_*): New macros to say which vector unit has
17671 arithmetic operations for a given type.
17672 (VECTOR_MEM_*): New macros to say which vector unit has memory
17673 operations for a given type.
17674 (TARGET_LDBRX): Whether the machine supports the ldbrx
17676 (TARGET_ISEL): Delete, -misel moved to be a mask.
17677 (TARGET_ISEL64): New macro for 64-bit isel support.
17678 (UNITS_PER_VSX_WORD): New macro.
17679 (POINTER_SIZE): Move to be an external variable, rather than
17680 calculating whether we are generating 32 ot 64-bit code.
17682 (STACK_BOUNDARY): Add VSX support.
17683 (LOCAL_ALIGNMENT): Ditto.
17684 (SLOW_UNALIGNED_ACCESS): Ditto.
17685 (VSX_REGNO_P): New macro for VSX support.
17686 (VFLOAT_REGNO_P): Ditto.
17687 (VINT_REGNO_P): Ditto.
17688 (VLOGICAL_REGNO_P): Ditto.
17689 (VSX_VECTOR_MODE): Ditto.
17690 (VSX_SCALAR_MODE): Ditto.
17692 (VSX_MOVE_MODE): Ditto.
17693 (VSX_REG_CLASS_P): Ditto.
17694 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17696 (UNITS_PER_SIMD_WORD): Add VSX support.
17697 (MODES_TIEABLE_P): Ditto.
17698 (STARTING_FRAME_OFFSET): Ditto.
17699 (STACK_DYNAMIC_OFFSET): Ditto.
17700 (EPILOGUE_USES): Ditto.
17701 (REGNO_REG_CLASS): Move to array lookup.
17702 (CLASS_MAX_NREGS): Ditto.
17703 (rs6000_vector_reg_class): Add declaration.
17704 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17705 overlap with the floating point and Altivec registers.
17707 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17709 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17710 give the appropriate asm switches if -mcpu=native.
17711 (host_detect_local_cpu): Add support for "asm".
17712 (host_detect_local_cpu): Follow GNU code guidelines for name.
17714 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17715 -mbit-word to a variable instead of being a target mask.
17717 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17718 emit the lwsync instruction instead of emitting the instruction as
17719 an integer constant.
17721 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17722 fixuns_trundfsi2, move expander into rs6000.md.
17724 * config/rs6000/rs6000.md (cpu): Add power7.
17725 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17726 (logical predicate patterns): Change the single instruction
17727 primitives that set CR0 to be fast_compare instead of compare.
17729 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17730 (popcntddi2): Ditto.
17731 (popcount<mode>): Ditto.
17732 (floating multiply/add insns): Name the floating point
17733 multiply/add insns.
17734 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17735 (isel_unsigned_<mode>): Ditto.
17736 (fixuns_trundfsi2): Move expander here from spe.md.
17737 (smindi3): Define if we have -misel on 64-bit systems.
17742 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17744 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17746 * config/avr/avr.c (avr_current_device): New variable.
17747 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17748 (avr_arch, mcu_type_s): Move to avr.h.
17749 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17750 default_data_section_start fields.
17751 (avr_arch): Moved from avr.c.
17752 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17753 library_name fields.
17754 (avr_current_device, avr_mcu_types, avr_arch_types,
17755 avr_device_to_arch, avr_device_to_data_start,
17756 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17757 (EXTRA_SPEC_FUNCTIONS): Define.
17758 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17759 options mapping. Use device_to_arch and device_to_data_start insted.
17760 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17761 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17762 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17763 * config/avr/driver-avr.c: New file.
17764 * config/avr/avr-devices.c: New file.
17766 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17768 * var-tracking.c (unshare_variable): Force initialized to
17769 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17770 (set_variable_part): Likewise.
17771 (struct variable_union_info): Remove pos_src field.
17772 (vui_vec, vui_allocated): New variables.
17773 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17774 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17775 == 1 use a simpler sorting algorithm. Compute pos field right
17776 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17777 Avoid quadratic comparison if !flag_var_tracking_uninit.
17778 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17779 unshare_variable unconditionally.
17780 (dataflow_set_different_2): Removed.
17781 (dataflow_set_different): Don't traverse second hash table.
17782 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17783 unconditionally to var_reg_set or var_mem_set.
17784 (emit_notes_in_bb): Likewise.
17785 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17787 (emit_note_insn_var_location): Don't set initialized to
17788 VAR_INIT_STATUS_INITIALIZED early.
17789 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17791 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17793 * tree-object-size.c (addr_object_size): Instead of checking
17794 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17795 are no FIELD_DECLs following it.
17797 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17799 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17800 order to match bswaps with signed source operands.
17802 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17804 * sdbout.c (sdbout_one_type): Fix braces in switch.
17806 2009-06-23 Richard Guenther <rguenther@suse.de>
17808 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17810 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17811 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17812 var_callused, callused_tree, var_storedanything, storedanything_tree,
17813 var_integer, integer_tree): Remove global variables.
17814 (new_var_info): Do not pass new id, append the new var to the
17815 global variable vector.
17816 (do_ds_constraint): Use is_global_var member of the variable-info.
17817 (new_scalar_tmp_constraint_exp): Adjust.
17818 (create_function_info_for): Likewise.
17819 (create_variable_info_for): Likewise.
17820 (find_what_var_points_to): Remove dead code.
17821 (init_base_vars): Simplify.
17822 (compute_points_to_sets): Adjust.
17824 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17826 * combine.c (try_combine): Dump information about the insns we're
17829 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17831 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17832 check when calling force_to_mode on TRUNCATE's operand.
17834 2009-06-22 Ian Lance Taylor <iant@google.com>
17836 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17838 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17840 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17842 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17844 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17845 override library linkage flags such as -static-libgcc or
17848 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17850 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17852 2009-06-22 Ian Lance Taylor <iant@google.com>
17854 * config/linux.opt: Put mglibc ahead of muclibc.
17856 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17857 for duplicate decls.
17859 2009-06-22 Matthias Klose <doko@ubuntu.com>
17861 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17863 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17866 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17867 instead of NULL if a parser error occurs.
17869 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17871 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17872 non-DWARF2_DEBUGGING_INFO version.
17874 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17876 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17877 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17879 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17880 (LIBGCC2_TF_CEXT): Define.
17883 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17886 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17888 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17890 * config/arm/arm.c (arm_override_options): Disable
17891 -mcaller-super-interworking and -mcallee-super-interworking.
17892 * doc/invoke.texi (ARM Options): Document this.
17894 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17896 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17897 * config/arm/constraints.md (j): New constraint for movw operands.
17898 (N): Remove thumb2 meaning.
17899 * config/arm/arm.md (*arm_movw): Delete.
17900 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17901 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17902 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17904 2009-06-22 Martin Jambor <mjambor@suse.cz>
17906 PR tree-optimization/40492
17907 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17908 build_ref_for_offset.
17910 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17912 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17913 JUMP_TABLE_DATA_P predicates where applicable.
17914 * auto-inc-dec.c: Ditto.
17915 * builtins.c: Ditto.
17916 * caller-save.c: Ditto.
17918 * cfgcleanup.c: Ditto.
17919 * cfglayout.c: Ditto.
17921 * combine.c: Ditto.
17922 * combine-stack-adj.c: Ditto.
17926 * df-scan.c: Ditto.
17928 * dwarf2asm.c: Ditto.
17929 * dwarf2out.c: Ditto.
17930 * emit-rtl.c: Ditto.
17936 * function.c: Ditto.
17939 * genpreds.c: Ditto.
17940 * genrecog.c: Ditto.
17942 * ira-costs.c: Ditto.
17943 * ira-lives.c: Ditto.
17945 * loop-iv.c: Ditto.
17946 * lower-subreg.c: Ditto.
17947 * modulo-sched.c: Ditto.
17949 * postreload.c: Ditto.
17950 * print-rtl.c: Ditto.
17952 * reginfo.c: Ditto.
17953 * regmove.c: Ditto.
17954 * reload1.c: Ditto.
17957 * rtlanal.c: Ditto.
17959 * sched-vis.c: Ditto.
17961 * sel-sched-ir.c: Ditto.
17962 * simplify-rtx.c: Ditto.
17963 * targhooks.c: Ditto.
17964 * var-tracking.c: Ditto.
17965 * vmsdbgout.c: Ditto.
17967 2009-06-22 Matthias Klose <doko@ubuntu.com>
17969 * Makefile.in (install-plugin): Always use DESTDIR.
17971 2009-06-22 Olivier Hainque <hainque@adacore.com>
17973 * config/pa/pa.c (output_call): Don't optimize post call jumps
17974 into return address adjustments if the call may throw.
17976 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17978 * arm.c (thumb1_output_casesi): New function.
17979 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17980 optimizing for size or PIC.
17981 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17982 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17983 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17984 (thumb1_casesi_internal_pic): New expand rule.
17985 (thumb1_casesi_dispatch): New pattern.
17986 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17988 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17989 in the text seciton when PIC or optimizing for size.
17990 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17991 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17992 preservation properties of code.
17993 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17994 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17995 (__gnu_thumb1_case_si): New function.
17996 * t-arm (LIB1ASMSRC): Define here.
17997 (LIB1ASMFUNCS): Add some common functions.
17998 * t-arm-elf (LIB1ASMSRC): Delete.
17999 (LIB1ASMFUNCS): Append to existing set.
18000 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18001 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18002 * t-symbian (LIB1ASMFUNCS): Likewise.
18003 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18004 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18006 2009-06-21 Richard Guenther <rguenther@suse.de>
18008 PR tree-optimization/38729
18009 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18010 to loops with a single exit if -fno-expensive-optimizations.
18012 2009-06-21 Jakub Jelinek <jakub@redhat.com>
18014 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
18015 (dataflow_set): Change vars type from htab_t to shared_hash.
18016 (shared_hash_pool, empty_shared_hash): New variables.
18017 (vars_clear): Removed.
18018 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
18019 shared_hash_find_slot_unshare, shared_hash_find_slot,
18020 shared_hash_find_slot_noinsert, shared_hash_find): New
18022 (shared_hash_unshare, shared_hash_destroy): New functions.
18023 (unshare_variable): Unshare set->vars if shared, use
18025 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18026 (get_init_value, find_src_set_src, dump_dataflow_set,
18027 clobber_variable_part, emit_notes_for_differences): Use
18029 (dataflow_set_init): Remove second argument, set vars to
18030 empty_shared_hash instead of creating a new htab.
18031 (dataflow_set_clear): Call shared_hash_destroy and set vars
18032 to empty_shared_hash instead of calling vars_clear.
18033 (dataflow_set_copy): Don't call vars_copy, instead just share
18034 the src htab with dst.
18035 (variable_union): Use shared_hash_*, use initially NO_INSERT
18036 lookup if set->vars is shared. Don't keep slot cleared before
18037 calling unshare_variable. Unshare set->vars if needed.
18038 Even ->refcount == 1 vars must be unshared if set->vars is shared
18039 and var needs to be modified.
18040 (variable_canonicalize): New function.
18041 (dataflow_set_union): If dst->vars is empty, just share src->vars
18042 with dst->vars and traverse with variable_canonicalize to canonicalize
18043 and unshare what is needed.
18044 (dataflow_set_different): If old_set and new_set use the same shared
18045 htab, they aren't different. If number of htab elements is different,
18046 htabs are different. Use shared_hash_*.
18047 (dataflow_set_destroy): Call shared_hash_destroy instead of
18049 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18050 second argument to dataflow_set_init.
18051 (vt_initialize): Likewise. Initialize shared_hash_pool and
18052 empty_shared_hash, move bb in/out initialization afterwards.
18053 Use variable_htab_free instead of NULL as changed_variables del hook.
18054 (variable_was_changed): Change type of second argument to pointer to
18055 dataflow_set. When inserting var into changed_variables, bump
18056 refcount. Unshare set->vars if set is shared htab and slot needs to
18058 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
18059 lookup if set->vars is shared. Unshare set->vars if needed.
18060 Even ->refcount == 1 vars must be unshared if set->vars is shared
18061 and var needs to be modified. Adjust variable_was_changed caller.
18062 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
18063 vars must be unshared if set->vars is shared and var needs to be
18064 modified. Adjust variable_was_changed caller.
18065 (emit_note_insn_var_location): Don't pool_free var.
18066 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18068 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
18069 free_alloc_pool on shared_hash_pool.
18071 2009-06-20 Anthony Green <green@moxielogic.com>
18073 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18074 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18076 2009-06-20 Richard Guenther <rguenther@suse.de>
18078 * tree-ssa-structalias.c (find_func_aliases): For memset use
18079 a constraint from NULL if we memset to zero.
18080 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18081 we explicitly handle that do not read from memory.
18082 (call_may_clobber_ref_p_1): Properly handle builtins that may
18085 2009-06-20 Richard Guenther <rguenther@suse.de>
18087 PR tree-optimization/40495
18088 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18089 (new_scalar_tmp_constraint_exp): New function.
18090 (process_constraint): Do not create temporary decls.
18091 (process_all_all_constraints): Likewise.
18092 (handle_const_call): Likewise.
18093 (create_function_info_for): Do not set decl.
18095 2009-06-19 Ian Lance Taylor <iant@google.com>
18097 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18098 (rs6000_attribute_table): Make static; move before use.
18100 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
18102 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18103 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18104 Propagate the TREE_READONLY flag without overwriting it.
18105 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18106 Propagate the TREE_READONLY flag onto the result.
18107 (process_call_operands): Move around. Use correct constant value.
18109 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18112 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18113 * config/arm/arm.md: Likewise.
18115 2009-06-19 Ian Lance Taylor <iant@google.com>
18117 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18118 to GIMPLE_ERROR_MARK.
18120 * c-typeck.c (build_conditional_expr): Add op1_original_type and
18121 op2_original_type parameters. Warn about using different enum types.
18122 * c-parser.c (c_parser_conditional_expression): Pass original
18123 types to build_conditional_expr.
18124 * c-tree.h (build_conditional_expr): Update declaration.
18126 2009-06-19 Ian Lance Taylor <iant@google.com>
18128 * config/i386/i386.c (ix86_function_specific_save): Test that
18129 fields match values, rather than testing the values are in a
18132 2009-06-19 Richard Guenther <rguenther@suse.de>
18134 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18135 ADDR_EXPR pointers.
18136 (ptr_derefs_may_alias_p): Likewise.
18137 (ptr_deref_may_alias_ref_p_1): New function.
18138 (ptr_deref_may_alias_ref_p): Likewise.
18139 (ref_maybe_used_by_call_p_1): Handle builtins that are not
18140 covered by looking at the ESCAPED solution.
18141 (call_may_clobber_ref_p_1): Likewise.
18142 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18143 Handle NULL_TREE offset. Do not produce redundant constraints.
18144 (process_all_all_constraints): New helper function.
18145 (do_structure_copy): Use it.
18146 (handle_lhs_call): Likewise.
18147 (find_func_aliases): Handle some builtins with pointer arguments
18148 and/or return values explicitly.
18150 2009-06-19 Ian Lance Taylor <iant@google.com>
18152 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18154 2009-06-19 Ian Lance Taylor <iant@google.com>
18156 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18158 2009-06-19 Ian Lance Taylor <iant@google.com>
18160 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18161 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18164 * c-decl.c (finish_decl): If -Wc++-compat, warn about
18165 uninitialized const.
18167 2009-06-19 Ian Lance Taylor <iant@google.com>
18169 * dse.c (struct store_info): Rename bitmap field to bmap. Change
18172 * c-decl.c (in_struct, struct_types): Remove.
18173 (struct c_binding): Add in_struct field.
18174 (c_binding_ptr): Define type, along with VEC.
18175 (struct c_struct_parse_info): Define.
18176 (struct_parse_info): New static variable.
18177 (bind): Initialize in_struct field.
18178 (start_struct): Remove enclosing_in_struct and
18179 enclosing_struct_types parameters. Add
18180 enclosing_struct_parse_info parameter. Change all callers. Set
18181 struct_parse_info rather than in_struct and struct_types.
18182 (grokfield): If -Wc++-compat and there is a symbol binding for the
18183 field name, set the in_struct flag and push it on the
18184 struct_parse_info->fields vector.
18185 (warn_cxx_compat_finish_struct): New static function.
18186 (finish_struct): Remove enclosing_in_struct and
18187 enclosing_struct_types parameters. Add
18188 enclosing_struct_parse_info parameter. Change all callers. Don't
18189 set C_TYPE_DEFINED_IN_STRUCT here. Call
18190 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
18191 parameter. Only push on struct_types if warn_cxx_compat.
18192 (finish_enum): Only push on struct_types if warn_cxx_compat.
18193 (declspecs_add_type): Add loc parameter. Change all callers.
18194 Change all error calls to error_at. Pass loc, not input_location,
18195 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
18196 defined in a struct. If -Wc++-compat and parsing a struct, record
18197 that a typedef name was used.
18198 * c-parser.c (c_parser_declspecs): Get location to pass to
18199 declspecs_add_type.
18200 (c_parser_struct_or_union_specifier): Update calls to start_struct
18202 * c-tree.h (struct c_struct_parse_info): Declare.
18203 (finish_struct, start_struct): Update declarations.
18204 (declspecs_add_type): Update declaration.
18206 2009-06-19 Ian Lance Taylor <iant@google.com>
18208 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18209 variable with an anonymous type.
18211 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18213 * see.c: Remove for real.
18215 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18217 * optabs.h (enum optab_index): Add new OTI_significand.
18218 (significand_optab): Define corresponding macro.
18219 * optabs.c (init_optabs): Initialize significand_optab.
18220 * genopinit.c (optabs): Implement significand_optab using
18221 significand?f2 patterns.
18222 * builtins.c (expand_builtin_mathfn): Handle
18223 BUILT_IN_SIGNIFICAND{,F,L}.
18224 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18225 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18227 * config/i386/i386.md (significandxf2, significand<mode>2): New
18228 expanders to implement significandf, significand and significandl
18229 built-ins as inline x87 intrinsics.
18231 2009-06-18 Anatoly Sokolov <aesok@post.ru>
18233 * config/avr/avr.c (avr_override_options): Remove setting value of
18234 PARAM_INLINE_CALL_COST.
18236 2009-06-18 Richard Henderson <rth@redhat.com>
18239 * tree-pass.h (TDF_ASMNAME): New.
18240 * tree-dump.c (dump_options): Add asmname.
18241 * doc/invoke.texi: Document it.
18243 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18244 (dump_decl_name): ...here.
18245 (dump_function_name): New flags arg; mind TDF_ASMNAME.
18246 (dump_generic_node): Update dump_function_name calls.
18247 (print_call_name): New flags arg; update all dump calls.
18248 * diagnostic.h (print_call_name): Update.
18249 * gimple-pretty-print.c (dump_gimple_call): Update.
18251 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
18254 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18256 2009-06-18 Diego Novillo <dnovillo@google.com>
18258 * doc/plugins.texi: Document plugin_is_GPL_compatible.
18259 * plugin.c (str_license): Declare.
18260 (try_init_one_plugin): Assert that the symbol
18261 'plugin_is_GPL_compatible' exists.
18263 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
18266 * Makefile.in (OBJS-common): Remove see.o.
18268 * common.opt (fsee): Mark as preserved for backward compatibility.
18269 * opts.c (common_handle_option): Add OPT_fsee to the backward
18270 compatibility section.
18271 * passes.c (init_optimization_passes, pass_see): Remove pass.
18272 * timevar.def (TV_SEE): Remove.
18273 * tree-pass.h (pass_see): Remove declaration.
18274 * doc/invoke.texi (-fsee): Remove documentation.
18276 2009-06-18 Martin Jambor <mjambor@suse.cz>
18278 * tree-sra.c: Include statistics.h
18279 (sra_stats): New variable.
18280 (sra_initialize): Clear sra_stats.
18281 (create_access_replacement): Increment sra_stats.replacements.
18282 (get_access_replacement): Do not return twice.
18283 (analyze_all_variable_accesses): Increment statistics counter by the
18284 number of scalarized aggregates.
18285 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18286 (sra_modify_expr): Increment sra_stats.exprs.
18287 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18288 (sra_modify_assign): Increment sra_stats.exprs,
18289 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18290 (perform_intra_sra): Update statistics counters.
18291 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18293 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18295 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18296 (arm_scalar_mode_supported_p): New function.
18298 2009-06-18 Paul Brook <paul@codesourcery.com>
18299 Sandra Loosemore <sandra@codesourcery.com>
18301 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18302 (__extendhfsf2, __truncsfhf2): Define.
18303 * config/arm/fp16.c: New file.
18304 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18305 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18307 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18309 * doc/extend.texi (Half-Precision): New section.
18310 * doc/invoke.texi (Option Summary): List -mfp16-format.
18311 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18312 * config/arm/arm.opt (mfp16-format=): New.
18313 * config/arm/arm.c: Include intl.h.
18314 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18315 (TARGET_INVALID_RETURN_TYPE): Redefine.
18316 (TARGET_PROMOTED_TYPE): Redefine.
18317 (TARGET_CONVERT_TO_TYPE): Redefine.
18318 (arm_fp16_format): Define.
18319 (all_fpus): Add entry for neon-fp16.
18320 (fp_model_for_fpu): Likewise.
18321 (struct fp16_format): Declare.
18322 (all_fp16_formats): Define.
18323 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18325 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18327 (arm_legitimate_index_p): Treat HFmode like HImode.
18328 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18329 (coproc_secondary_reload_class): Special-case HFmode.
18330 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18331 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18332 (arm_init_fp16_builtins): New.
18333 (arm_init_builtins): Call it.
18334 (arm_invalid_parameter_type): New.
18335 (arm_invalid_return_type): New.
18336 (arm_promoted_type): New.
18337 (arm_convert_to_type).
18338 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18340 (arm_emit_fp16_const): New function.
18341 (arm_mangle_type): Mangle __fp16 as "Dh".
18342 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18344 (TARGET_NEON_FP16): New.
18345 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18346 (enum fputype): Add FPUTYPE_NEON_FP16.
18347 (enum arm_fp16_format_type): Declare.
18348 (arm_fp16_format): Declare.
18349 (LARGEST_EXPONENT_IS_NORMAL): Define.
18350 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18351 * config/arm/arm-modes.def (HFmode): Define.
18352 * config/arm/vfp.md (*movhf_vfp): New.
18353 (extendhfsf2): New.
18355 * config/arm/arm.md (fpu): Add neon_fp16.
18356 (floatsihf2, floatdihf2): New.
18357 (fix_trunchfsi2, fix_trunchfdi2): New.
18359 (extendhfdf2): New.
18361 (*arm32_movhf): New.
18362 (*thumb1_movhf): New.
18363 (consttable_2): Add check for HFmode constants.
18364 (consttable_4): Handle HFmode constants.
18366 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18368 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18370 2009-06-17 Olivier Hainque <hainque@adacore.com>
18372 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18373 const char ** conversion in AIX specific section.
18375 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18377 * config/i386/i386.c (ix86_special_builtin_type): Remove
18378 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18379 (bdesc_special_args): Updated.
18380 (ix86_init_mmx_sse_builtins): Likewise.
18381 (ix86_expand_special_args_builtin): Likewise.
18383 2009-06-17 Richard Henderson <rth@redhat.com>
18385 * tree-pretty-print.c (maybe_dump_asm_name): New.
18386 (dump_decl_name): Use it.
18387 (PRINT_FUNCTION_NAME): Merge into...
18388 (dump_function_name): ... here. Use maybe_dump_asm_name.
18390 2009-06-17 Cary Coutant <ccoutant@google.com>
18392 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18394 * debug.c (struct gcc_debug_hooks): Change placeholder for
18396 (debug_nothing_int_charstar_int): Replaced by...
18397 (debug_nothing_int_charstar_int_bool): ...this.
18398 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18399 source_line prototype.
18400 (debug_nothing_int_charstar_int): Replaced by...
18401 (debug_nothing_int_charstar_int_bool): ...this.
18402 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18403 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18404 Output is_stmt operand when necessary.
18405 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18406 (notice_source_line): Add is_stmt parameter.
18407 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18408 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18410 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18411 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18413 2009-06-17 Ian Lance Taylor <iant@google.com>
18415 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18417 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18420 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18422 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18423 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18424 tree_strip_sign_nop_conversions and
18425 tree_ssa_strip_useless_type_conversions rather than stripping
18426 the operations here.
18427 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18429 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18430 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18431 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18432 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18435 2009-06-17 Michael Eager <eager@eagercon.com>
18437 * config/rs6000/constraints.md (register_constraint "d"): New.
18438 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18439 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18440 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18441 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18442 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18443 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18444 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18445 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18446 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18447 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18449 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18450 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18451 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18452 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18453 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18454 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18455 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18456 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18457 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18458 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18459 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18460 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18461 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18462 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18464 2009-06-16 Ian Lance Taylor <iant@google.com>
18466 * profile.c (total_num_never_executed): Don't define.
18467 (compute_branch_probabilities): Don't count or print
18468 num_never_executed.
18469 (init_branch_prob): Don't set total_num_never_executed.
18470 (end_branch_prob): Don't print total_num_never_executed.
18472 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18474 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18476 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18478 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18479 (nabstd2_fpr): Same.
18481 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18483 * expr.c (expand_assignment): Change complex type check.
18485 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18487 * doc/plugins.texi (Building GCC plugins): Added new section.
18489 2009-06-17 Ian Lance Taylor <iant@google.com>
18491 * c-pch.c (get_ident): Don't set size of templ array.
18492 (pch_init): Don't set size of partial_pch array.
18494 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18495 string constant to intialize an array whose size is the length of
18498 2009-06-17 Richard Guenther <rguenther@suse.de>
18500 PR tree-optimization/40389
18501 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18502 to addressable types.
18503 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18505 2009-06-17 Richard Guenther <rguenther@suse.de>
18507 PR middle-end/40460
18508 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18509 if there is no evolution of left in the loop bail out.
18510 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18511 chrec_fold_multiply.
18513 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18514 Janis Johnson <janis187@us.ibm.com>
18517 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18518 for the symbol ref of a constant that is the source of a move
18519 - nor for any other not-obvious-label-ref constants.
18521 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18523 * plugin.c (position_pass): Skip newly inserted pass during list
18524 traversal to avoid repeated insertion.
18526 2009-06-16 Ian Lance Taylor <iant@google.com>
18528 * vec.h (VEC_stack_alloc): Define different version if
18529 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18530 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18531 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18532 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18534 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18536 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18538 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18539 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18540 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18541 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18542 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18543 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18544 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18545 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18546 __builtin_ia32_rdtscp.
18547 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18548 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18549 and __builtin_ia32_rorhi.
18550 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18551 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18552 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18553 (ix86_expand_args_builtin): Likewise.
18554 (ix86_expand_special_args_builtin): Likewise.
18556 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18557 (UNSPECV_RDTSC): Likewise.
18558 (UNSPECV_RDPMC): Likewise.
18559 (*bsr): Renamed to ...
18561 (*bsr_rex64): Renamed to ...
18564 (*rdpmc): Likewise.
18565 (*rdpmc_rex64): Likewise.
18567 (*rdtsc): Likewise.
18568 (*rdtsc_rex64): Likewise.
18569 (rdtscp): Likewise.
18570 (*rdtscp): Likewise.
18571 (*rdtscp_rex64): Likewise.
18573 * config/i386/ia32intrin.h: New.
18575 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18577 2009-06-16 Ian Lance Taylor <iant@google.com>
18579 * ira-build.c (copy_info_to_removed_store_destinations):
18580 Initialize parent_a.
18582 2009-06-16 Ian Lance Taylor <iant@google.com>
18584 * c-decl.c (grokdeclarator): Change size_varies to bool.
18586 2009-06-16 Ian Lance Taylor <iant@google.com>
18588 * sel-sched.c: Make forward declarations of move_op_hooks and
18589 fur_hooks explicitly extern.
18591 2009-06-16 Ian Lance Taylor <iant@google.com>
18593 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18594 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18596 2009-06-16 Ian Lance Taylor <iant@google.com>
18598 * resource.c (mark_referenced_resources): Change
18599 include_delayed_effects parameter to bool. Change all callers.
18600 (mark_end_of_function_resources): Likewise.
18601 * reorg.c (insn_references_resource_p): Likewise.
18602 (insn_sets_resource_p): Likewise.
18603 * resource.h (mark_referenced_resources): Update declaration.
18604 (mark_end_of_function_resources): Update declaration.
18606 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18608 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18610 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18612 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18613 GCC can bootstrap on AIX with GNU Binutils 2.20.
18615 2009-06-16 Ian Lance Taylor <iant@google.com>
18617 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18619 2009-06-16 Ian Lance Taylor <iant@google.com>
18621 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18622 inline, not extern inline.
18623 (exact_log2): Likewise.
18624 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18626 (exact_log2): Likewise, but don't test CTZ_HWI.
18628 2009-06-16 Ian Lance Taylor <iant@google.com>
18630 * bitmap.c (bitmap_clear): Don't declare as inline.
18631 * gimple.c (gimplify_assign): Likewise.
18632 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18633 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18634 (sched_scan_info): Remove duplicate definition.
18636 2009-06-16 Ian Lance Taylor <iant@google.com>
18638 * c-common.c (skip_evaluation): Don't define.
18639 (c_inhibit_evaluation_warnings): Define global variable.
18640 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18641 than skip_evaluation.
18642 (convert_and_check, warn_for_div_by_zero): Likewise.
18643 * c-common.h (skip_evaluation): Don't declare.
18644 (c_inhibit_evaluation_warnings): Declare.
18645 * c-parser.c (c_parser_typeof_specifier): Set
18646 c_inhibit_evaluation_warnings rather than skip_evaluation.
18647 (c_parser_conditional_expression): Likewise.
18648 (c_parser_binary_expression): Likewise.
18649 (c_parser_sizeof_expression): Likewise.
18650 (c_parser_alignof_expression): Likewise.
18651 * c-typeck.c (build_indirect_ref): Check
18652 c_inhibit_evaluation_warnings rather than skip_evaluation.
18653 (build_conditional_expr, build_binary_op): Likewise.
18655 2009-06-16 Richard Guenther <rguenther@suse.de>
18657 * tree-ssa-alias.c (is_escape_site): Remove.
18658 * tree-ssa-alias.h (enum escape_type): Remove.
18659 (is_escape_site): Likewise.
18660 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18661 via casts and asms without deferring to is_escape_site.
18663 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18665 PR middle-end/40446
18666 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18667 use gen_lowpart if op0 has complex mode.
18669 2009-06-16 Richard Guenther <rguenther@suse.de>
18671 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18672 variables add them to ESCAPED.
18673 (find_func_aliases): Do not make all indirectly stored values escaped.
18675 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18677 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18678 make_decl_one_only.
18680 2009-06-16 Martin Jambor <mjambor@suse.cz>
18682 PR tree-optimization/40432
18683 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18684 check whether we need to force gimple register operand.
18686 2009-06-16 Martin Jambor <mjambor@suse.cz>
18688 PR tree-optimization/40413
18689 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18690 build_ref_for_offset.
18691 (propagate_subacesses_accross_link): Fix a typo in a comment.
18693 2009-06-16 Ira Rosen <irar@il.ibm.com>
18695 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18696 with additional parameter.
18697 * tree-vectorizer.h (enum vect_def_type): Add new value
18699 (enum vect_relevant): Add comments.
18700 (vect_is_simple_reduction): Add new argument.
18701 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18702 Detect nested cycles.
18703 (vect_is_simple_reduction): Update documentation, add an argument to
18704 distinguish inner-loop reduction from nested cycle, detect nested
18705 cycles, fix printings and indentation, don't swap operands in case
18707 (get_initial_def_for_reduction): Handle subtraction.
18708 (vect_create_epilog_for_reduction): Add new argument to specify
18709 reduction variable.
18710 (vect_finalize_reduction): Handle subtraction, fix comments.
18711 (vectorizable_reduction): Handle nested cycles. In case of nested
18712 cycle keep track of the reduction variable position. Call
18713 vect_is_simple_reduction with additional parameter. Use original
18714 statement code in reduction epilogue for nested cycle. Call
18715 vect_create_epilog_for_reduction with additional parameter.
18716 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18717 inner-loop vectorization.
18718 (vect_recog_widen_sum_pattern): Likewise.
18719 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18721 (vect_mark_stmts_to_be_vectorized): Likewise.
18722 (vect_get_vec_def_for_operand): Handle nested cycles.
18724 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18726 * doc/invoke.texi (Debugging Options): Fix option index entries
18727 for -fdump-statistics, -frandom-seed add entries for
18728 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18729 (FRV Options): Fix entries for -mTLS, -mtls.
18730 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18731 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18732 (M68hc1x Options): Fix @itemx for -mnominmax.
18733 (MCore Options): Fix entry for -mno-lsim.
18734 (MMIX Options): Fix entry for -mabi=mmixware.
18735 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18737 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18739 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18740 Mention the plugin mode of gengtype.
18741 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18742 * gengtype.c: Updated copyright.
18743 (plugin_files, nb_plugin_files) Added new static variables.
18744 (measure_input_list) Care about plugin_files.
18745 (write_rtx_next): Added early return in plugin mode.
18746 (create_file): Updated copyright year in generated file. Added
18748 (oprintf): Added early return if NULL outf.
18749 (get_output_file_with_visibility): Care of plugin_files.
18750 (get_output_file_name): May return null.
18751 (write_local): Added early return.
18752 (put_mangled_filename): Ditto.
18753 (finish_root_table): Added check for base_files.
18754 (write_roots): Care about null when plugins.
18755 (main): Added plugin mode.
18757 2009-06-15 Ian Lance Taylor <iant@google.com>
18759 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18760 * gcov.c (read_count_file): Add braces around variables declared
18763 * c.opt (Wjump-misses-init): New warning.
18764 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18765 -Wall and -Wc++-compat if not already set.
18766 (c_common_post_options): Clear warn_jump_misses_init if it was not
18768 * c-decl.c (struct c_binding): Change type field to a union with
18769 new label field. Make it the first field in the struct. Update
18770 references to type to use u.type instead.
18771 (struct c_spot_bindings): Define.
18772 (struct c_goto_bindings): Define.
18773 (c_goto_bindings_p): Define, along with VECs.
18774 (struct c_label_vars): Define.
18775 (struct c_scope): Add has_label_bindings field.
18776 (bind_label, set_spot_bindings): New static functions.
18777 (decl_jump_unsafe, update_spot_bindings): New static functions.
18778 (update_label_decls): New static function.
18779 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18780 Update binding u.label field to shadowed field.
18781 (c_binding_start_stmt_expr): New function.
18782 (c_binding_end_stmt_expr): New function.
18783 (pushdecl): Don't call c_begin_vm_scope.
18784 (make_label): Add defining and p_label_vars parameters. Change
18786 (lookup_label): Correct test for whether a label has not yet been
18787 defined. Call bind_label rather than bind.
18788 (warn_about_goto): New static function.
18789 (lookup_label_for_goto): New function.
18790 (declare_label): Call bind_label rather than bind.
18791 (check_earlier_gotos): New static function.
18792 (define_label): Don't give errors about jumping into statement
18793 expressions or scopes of variably modified types. Call
18794 set_spot_bindings and check_earlier_gotos. Call bind_label
18795 instead of bind. Don't set label_context_stack_se or
18796 label_context_stack_vm.
18797 (c_get_switch_bindings): New function.
18798 (c_release_switch_bindings): New function.
18799 (c_check_switch_jump_warnings): New function.
18800 (start_function): Don't set label_context_stack_se or
18801 label_context_stack_vm.
18802 (finish_function): Likewise.
18803 * c-typeck.c (label_context_stack_se): Don't define.
18804 (label_context_stack_vm): Don't define.
18805 (c_finish_goto_label): Call lookup_label_for_goto rather than
18806 lookup_label. Don't give errors about jumping into a statement
18807 expression or the scope of a variably modified type. Don't set
18808 label_context_stack_se or label_context_stack_vm.
18809 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18810 fields. Add bindings field.
18811 (c_start_case): Don't set deleted fields. Set bindings field.
18812 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18813 or blocked_vm. Call c_check_switch_jump_warnings.
18814 (c_finish_case): Don't test blocked_stmt_expr field. Call
18815 c_release_switch_bindings.
18816 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18817 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18818 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18819 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18820 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18821 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18822 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18823 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18824 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18825 (C_DECL_UNJUMPABLE_VM): Don't define.
18826 (C_DECL_UNDEFINABLE_VM): Don't define.
18827 (struct c_label_list): Don't define.
18828 (struct c_label_context_se): Don't define.
18829 (struct c_label_context_vm): Don't define.
18830 (struct c_spot_bindings): Declare.
18831 (c_bindings_start_stmt_expr): Declare.
18832 (c_bindings_end_stmt_expr): Declare.
18833 (lookup_label_for_goto): Declare.
18834 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18835 (c_check_switch_jump_warnings): Declare.
18836 (label_context_stack_se, label_context_stack_vm): Don't declare.
18837 (c_finish_goto_label): Update declaration.
18838 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18839 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18840 (Warning Options): Document -Wjump-misses-init.
18842 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18844 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18847 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18849 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18851 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18853 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18855 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18857 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18859 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18861 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18862 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18863 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18864 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18865 * dwarf2asm.c (dw2_force_const_mem): Update call to
18866 make_decl_one_only.
18867 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18868 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18869 * langhooks.c (lhd_comdat_group): Remove.
18870 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18871 * tree.h (DECL_COMDAT_GROUP): New.
18872 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18873 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18874 (make_decl_one_only): Change signature.
18875 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18876 make_decl_one_only.
18877 (make_decl_one_only): Change signature.
18878 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18880 2009-06-15 Richard Guenther <rguenther@suse.de>
18882 PR middle-end/40439
18883 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18885 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18887 * tree-ssa-math-opts.c: Remove extra divide.
18889 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18891 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18893 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18895 * passes.c: Add bswap pass.
18896 * tree-pass.h: Add pass_optimize_bswap declaration.
18897 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18898 Include rtl.h, expr.h and optabs.h for optab_handler check.
18899 (struct symbolic_number, pass_optimize_bswap): New definition.
18900 (do_shift_rotate, verify_symbolic_number_p): New functions.
18901 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18902 (gate_optimize_bswap): New function.
18903 * tree.c (widest_int_cst_value): New function.
18904 * tree.h (widest_int_cst_value): Prototype added.
18906 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18908 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18909 REG_EQUAL/REG_EQUIV notes.
18911 2009-06-14 Richard Guenther <rguenther@suse.de>
18913 PR middle-end/40389
18914 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18915 has its address taken if NRV was applied and it is addressable.
18916 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18917 function split out from ...
18918 (get_constraint_for_1): ... here.
18919 (handle_rhs_call): Use it to mark the return slot escaped if
18920 it is addressable and NRV was applied.
18922 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18924 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18925 Change first argument type to location_t.
18926 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18927 Do not set input_location.
18928 Use loc instead of input_location throughout.
18930 2009-06-13 Richard Guenther <rguenther@suse.de>
18932 PR tree-optimization/40421
18933 * tree-predcom.c (should_unroll_loop_p): Remove.
18934 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18936 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18938 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18939 Add location argument.
18941 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18943 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18945 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18946 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18947 * config/spu/spu-protos.h: Add location to
18948 spu_resolve_overloaded_builtin.
18949 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18950 spu_build_builtin_va_list.
18951 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18952 argument. Pass location to build_function_call_vec.
18953 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18955 (emit_fpu_switch): Same.
18956 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18957 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18958 to build_decl and create_artificial_label.
18959 (xtensa_gimplify_va_arg_expr): Same.
18960 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18961 (xstormy16_gimplify_va_arg_expr): Same.
18962 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18963 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18964 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18965 (mips16_build_function_stub): Same.
18966 (mips16_build_call_stub): Same.
18968 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18971 * arm/constraints.md (Pa, Pb): New constraints.
18972 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18973 split pattern to deal with them.
18975 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18977 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18978 fix index entry for -Xpreprocessor.
18980 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18982 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18983 Add location argument to build_decl call.
18984 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18985 (rs6000_init_builtins): Same.
18986 (spe_init_builtins): Same.
18987 (rs6000_gimplify_va_arg): Add location argument to
18988 create_artificial_label call.
18990 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18992 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18993 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18994 * Makefile.in: Fix GGC dependency for gcse.o.
18996 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18998 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18999 * gimple-pretty-print.c (dump_gimple_stmt): Same.
19000 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19002 * c-parser.c (c_parser_binary_expression): Use current column while
19003 building binary operations.
19004 * common.opt (fshow-column): Enable by default.
19005 * tree-vrp.c (check_array_ref): Use warning_at.
19006 (check_array_bounds): Use location from call back if expr has no
19008 * tree.h: Add location argument to maybe_fold_*.
19009 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19010 (maybe_fold_offset_to_array_ref): Add location argument and use it.
19011 (maybe_fold_offset_to_component_ref): Same.
19012 (maybe_fold_offset_to_reference): Same.
19013 (maybe_fold_offset_to_address): Same.
19014 (maybe_fold_stmt_indirect): Same.
19015 (maybe_fold_stmt_addition): Same.
19016 (fold_stmt_r): Pass location to maybe_fold_*.
19017 (fold_gimple_assign): Same.
19018 * c-tree.h: Add location argument to finish_decl,
19019 default_function_array_conversion, store_init_value.
19020 * c-decl.c (define_label): Use error_at.
19021 (c_make_fname_decl): Pass location to finish_decl.
19022 (finish_decl): New location argument.
19023 (build_compound_literal): Pass location to store_init_value.
19024 (grokdeclarator): Pass location to finish_decl.
19026 * c-typeck.c (array_to_pointer_conversion): New location argument.
19027 (function_to_pointer_conversion): Same.
19028 (default_function_array_conversion): Same.
19029 (parser_build_unary_op): Pass location to overflow_warning.
19030 (parser_build_binary_op): Same. Use warning_at.
19031 (build_unary_op): Pass location to array_to_pointer_conversion.
19032 (build_c_cast): Pass location to digest_init.
19033 (build_modify_expr): New location argument.
19034 (convert_for_assignment): Same.
19035 (store_init_value): Same.
19036 (digest_init): Same.
19037 (output_init_element): Pass location to digest_init and
19038 array_to_pointer_conversion.
19039 (c_finish_return): Pass location to convert_for_assignment.
19040 * gimplify.c (gimplify_conversion): Pass location to
19041 maybe_fold_offset_to_address.
19042 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19043 to maybe_fold_stmt_addition.
19044 * c-omp.c (c_finish_omp_atomic): Pass new location to
19046 (c_finish_omp_for): Same.
19047 * c-common.c (overflow_warning): New argument.
19048 * c-common.h: New argument to build_modify_expr, overflow_warning.
19049 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
19051 (c_parser_initializer): Pass location to
19052 default_function_array_conversion.
19053 (c_parser_initelt): Same.
19054 (c_parser_initval): Same.
19055 (c_parser_asm_operands): Same.
19056 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
19057 (c_parser_conditional_expression): Same.
19058 (c_parser_binary_expression): Add location info to stack. Use it.
19059 (c_parser_unary_expression): Pass location to
19060 default_function_array_conversion, parser_build_unary_op,
19061 build_indirect_ref, c_parser_postfix_expression_after_primary.
19062 (c_parser_postfix_expression_after_primary): New location argument.
19064 (c_parser_expression_conv): Pass location to
19065 default_function_array_conversion.
19066 (c_parser_expr_list): Same.
19067 (c_parser_omp_atomic): Same.
19068 (c_parser_omp_for_loop): Same.
19069 * c-tree.h (struct c_declarator): Add comment to id_loc.
19070 (build_array_declarator): New argument.
19071 * c-decl.c (build_array_declarator): Add location argument.
19072 (grokdeclarator): Set id_loc for cdk_array.
19073 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
19074 build_array_declarator.
19075 * tree.c (build_omp_clause): Add location argument.
19076 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19077 (OMP_CLAUSE_LOCATION): New macro.
19078 (struct tree_omp_clause): Add location field.
19079 (build_omp_clause): Add argument.
19080 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
19082 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19083 (cp_parser_omp_clause_collapse): Same.
19084 (cp_parser_omp_clause_default): Same.
19085 (cp_parser_omp_clause_if): Same.
19086 (cp_parser_omp_clause_nowait): Same.
19087 (cp_parser_omp_clause_num_threads): Same.
19088 (cp_parser_omp_clause_ordered): Same.
19089 (cp_parser_omp_clause_schedule): Same.
19090 (cp_parser_omp_clause_untied): Same.
19091 (cp_parser_omp_for_loop): Same.
19092 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19093 * c-tree.h (c_start_case): Add location argument.
19094 (c_process_expr_stmt): Same.
19095 (c_finish_goto_*): Same.
19096 * tree-parloops.c (initialize_reductions): Pass location to
19098 (create_parallel_loop): Same.
19099 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19100 (gfc_trans_omp_reduction_list): Same.
19101 (gfc_trans_omp_clauses): Same.
19102 (gfc_trans_omp_do): Same.
19103 * c-typeck.c (c_finish_goto_label): Same.
19104 (c_finish_goto_ptr): New location argument.
19105 (c_start_case): Same.
19106 (emit_side_effect_warnings): Same.
19107 (c_process_expr_stmt): Same.
19108 (c_finish_stmt_expr): Same.
19109 (c_finish_omp_clauses): Use error_at instead of error.
19110 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19112 * c-omp.c (c_split_parallel_clauses): New location argument.
19113 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19114 to build_omp_clause.
19115 (convert_local_reference_stmt): Same.
19116 (convert_gimple_call): Same.
19117 * c-common.h (c_split_parallel_clauses): New argument.
19118 * c-parser.c (c_parser_statement_after_labels): Pass location to
19119 c_finish_goto_label.
19120 (c_parser_switch_statement): Pass location to c_start_case.
19121 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
19122 and c_process_expr_stmt.
19123 (c_parser_omp_variable_list): Add location argument.
19124 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19125 (c_parser_omp_clause_default): Same.
19126 (c_parser_omp_clause_if): Same.
19127 (c_parser_omp_clause_num_threads): Same.
19128 (-c_parser_omp_clause_ordered): Same.
19129 (c_parser_omp_clause_reduction): Pass location to
19130 c_parser_omp_variable_list.
19131 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19132 (c_parser_omp_clause_untied): Same.
19133 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19134 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19136 * c-tree.h (check_for_loop_decls, undeclared_variable,
19137 build_component_ref, build_array_ref, build_external_ref,
19138 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19139 build_conditional_expr, build_compound_expr, c_cast_expr,
19140 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19141 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19143 * c-semantics.c (build_stmt): Same.
19144 (build_case_label): Same.
19145 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
19146 (undeclared_variable): New argument.
19147 (make_label): Same.
19148 (lookup_label): Pass location on down.
19149 (define_label): Same.
19150 (finish_decl): Same.
19151 (build_compound_literal): Same.
19152 (finish_struct): Same.
19153 (finish_function): Do not set location here.
19154 (check_for_loop_decls): New argument.
19155 * tree.c (save_expr): Set location.
19156 (build_empty_stmt): New argument.
19157 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
19158 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19159 * builtins.c (gimplify_va_arg_expr): Use locations.
19160 (expand_builtin_sync_operation): Same.
19161 * c-typeck.c (build_component_ref): New argument.
19162 (build_array_ref): Same.
19163 (build_external_ref): Same.
19164 (c_expr_sizeof_expr): Same.
19165 (c_expr_sizeof_type): Same.
19166 (parser_build_unary_op): Same.
19167 (build_conditional_expr): Same.
19168 (build_compound_expr): Pass location on down.
19169 (build_compound_expr): New argument.
19170 (build_c_cast): Same.
19171 (c_cast_expr): Same.
19172 (build_asm_expr): Same.
19173 (c_finish_return): Same.
19174 (c_process_expr_stmt): Pass location on down.
19175 (c_finish_stmt_expr): New argument.
19176 (push_clenaup): Same.
19177 (c_finish_omp_parallel): Same.
19178 (c_finish_omp_task): Same.
19179 * gimplify.c (gimplify_call_expr): Pass location on down.
19180 * c-omp.c (c_finish_omp_master): New argument.
19181 (c_finish_omp_critical): Same.
19182 (c_finish_omp_ordered): Same.
19183 (c_finish_omp_barrier): Same.
19184 (-c_finish_omp_taskwait): Same.
19185 (c_finish_omp_atomic): Same.
19186 (c_finish_omp_flush): Same.
19187 * tree-inline.c (copy_tree_body_r): Pass location on down.
19188 (inline_forbidden_p): Remove use of input_location.
19189 * c-gimplify.c (c_build_bind_expr): New argument.
19190 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
19191 (c_sizeof_or_alignof_type): New argument.
19192 (c_alignof_expr): Same.
19193 (build_va_arg): Same.
19194 (c_add_case_label): Same.
19195 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19196 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19197 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19198 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19199 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19200 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19202 * stub-objc.c (objc_build_selector_expr): Same.
19203 (objc_build_throw_stmt): Same.
19204 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19205 (c_parser_initelt): Same.
19206 (c_parser_compound_statement): Same.
19207 (c_parser_compound_statement_nostart): Same.
19208 (c_parser_label): Same.
19209 (c_parser_statement_after_labels): Same.
19210 (c_parser_if_body): Same.
19211 (c_parser_else_body): Same.
19212 (c_parser_if_statement): Same.
19213 (c_parser_switch_statement): Same.
19214 (c_parser_while_statement): Same.
19215 (c_parser_do_statement): Same.
19216 (c_parser_for_statement): Same.
19217 (c_parser_asm_statement): Same.
19218 (c_parser_conditional_expression): Same.
19219 (c_parser_binary_expression): Same.
19220 (c_parser_cast_expression): Same.
19221 (c_parser_unary_expression): Same.
19222 (c_parser_sizeof_expression): Same.
19223 (c_parser_alignof_expression): Same.
19224 (c_parser_postfix_expression): Same.
19225 (c_parser_expression): Same.
19226 (c_parser_objc_receiver): Same.
19227 (c_parser_omp_variable_list): Same.
19228 (c_parser_omp_structured_block): Same.
19229 (c_parser_omp_atomic): New argument.
19230 (c_parser_omp_barrier): Same.
19231 (c_parser_omp_critical): Same.
19232 (c_parser_omp_flush): Pass location on down.
19233 (c_parser_omp_for_loop): New argument.
19234 (c_parser_omp_for): Same.
19235 (c_parser_omp_master): Same.
19236 (c_parser_omp_ordered): Same.
19237 (c_parser_omp_sections_scope): Same.
19238 (c_parser_omp_sections): Same.
19239 (c_parser_omp_parallel): Same.
19240 (c_parser_omp_single): Same.
19241 (c_parser_omp_task): Same.
19242 (c_parser_omp_taskwait): Pass location on down.
19243 (c_parser_omp_construct): Same.
19244 (c_parser_omp_threadprivate): Same.
19245 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19246 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19247 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19248 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19249 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19250 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19251 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19252 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19253 config/i386/i386.c, stmt.c:
19254 Add location argument to the following function definitions and/or
19255 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19256 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19257 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19258 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19259 do_case, c_finish_bc_stmt, build_compound_literal,
19260 build_function_call.
19261 * c-decl.c (build_compound_literal): Add location argument.
19262 Make all diagnostic calls use location.
19263 (start_struct): Same.
19264 (finish_struct): Same.
19265 (start_enum): Same.
19266 (build_enumerator): Same.
19267 (start_function): Same.
19268 (grokdeclarator): Make all diagnostic calls use location.
19269 (store_parm_decls_oldstyle): Same.
19270 * c-typeck.c (build_function_call): Add location argument.
19271 Make all diagnostic calls use location.
19273 (c_finish_bc_stmt): Same.
19274 * tree-nested.c (get_trampoline_type): Add argument.
19275 Pass location to build_decl.
19276 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19277 * rtl.h (RTL_LOCATION): New.
19278 * c-common.c (c_add_case_label): Add location argument.
19279 Make all diagnostic calls use location.
19280 * c-common.h: Add location argument to make_fname_decl, do_case,
19281 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19282 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19283 Set it appropriately for every case. Pass enum_loc to start_enum
19284 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19286 (c_parser_struct_or_union_specifier): Save location. Use it for
19287 start_struct, finish_struct, and parser_xref_tag.
19289 2009-06-12 Ian Lance Taylor <iant@google.com>
19291 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19293 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19294 cpp_opts->warn_cxx_operator_names.
19296 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19299 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19300 is returns NULL and OP is a VCE, look through the VCE.
19302 2009-06-12 Ian Lance Taylor <iant@google.com>
19305 * collect2.c (main): Use CONST_CAST2 in code inside #if
19306 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19308 2009-06-12 Joey Ye <joey.ye@intel.com>
19310 PR middle-end/39146
19311 * cfgexpand.c (get_decl_align_unit): Update
19312 max_used_stack_slot_alignment with align instead of
19313 stack_alignment_needed.
19315 * function.c (assign_stack_local_1): Update
19316 max_used_stack_slot_alignment with alignment_in_bits instead
19317 of stack_alignment_needed.
19318 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19321 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19323 * dwarf2out.c (last_var_location_insn): New variable.
19324 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19325 (dwarf2out_var_location): Don't record anything after last real
19326 insn. Only change labels if there were any real instructions
19327 in between last note and this one, or if changed sections.
19329 2009-06-11 Richard Henderson <rth@redhat.com>
19331 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19332 note when storing the frame pointer in a register.
19333 (FRP): Don't redefine to nothing for epilogue.
19334 (alpha_expand_epilogue): Mark register and sp restores.
19335 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19337 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19338 when gen_lowpart is needed.
19340 2009-06-11 Richard Henderson <rth@redhat.com>
19342 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19344 * dwarf2out.c (need_data_align_sf_opcode): New.
19345 (div_data_align): Move earlier.
19346 (def_cfa_1, reg_save): Use it.
19348 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19350 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19351 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19352 (ix86_handle_option): Handle OPT_mcrc32.
19353 (ix86_target_string): Add -mcrc32.
19354 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19356 * config/i386/i386.h (TARGET_CRC32): New.
19358 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19359 (sse4_2_crc32di): Likewise.
19361 * config/i386/i386.opt (mcrc32): New.
19363 * doc/invoke.texi: Document -mcrc32.
19365 2009-06-11 Richard Henderson <rth@redhat.com>
19367 * common.opt (gdwarf-): Accept a version number.
19368 * doc/invoke.texi (gdwarf-): Update docs.
19369 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19370 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19371 version level, and record it.
19373 * dwarf2.h (DW_CIE_VERSION): Remove.
19374 * dwarf2out.c (DWARF_VERSION): Remove.
19375 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19376 (output_call_frame_info): Use CIE version 3 for dwarf3,
19377 or if the return register column is out of range for version 1.
19378 (dwarf_stack_op_name): Add all dwarf3 values.
19379 (DEBUG_PUBTYPES_SECTION): New.
19380 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19381 encoding change for dwarf3.
19382 (output_die) [dw_val_class_die_ref]: Likewise.
19383 (output_compilation_unit_header): Emit correct version for dwarf3.
19384 (output_line_info): Likewise.
19385 (output_pubnames): Update for DWARF_VERSION removal.
19386 (output_aranges): Likewise.
19387 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19388 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19389 (dwarf2out_finish): Likewise.
19391 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19393 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19396 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19399 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19400 * builtins.c (expand_builtin_unreachable): New function.
19401 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19402 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19403 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19405 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19406 searching for missing barriers.
19408 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19410 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19411 when -fprofile-generate* was passed.
19412 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19414 2009-06-11 Anthony Green <green@moxielogic.com>
19416 * config/moxie/moxie.md: Define length attribute for all instructions.
19418 (*b<cond:code>): Support limited branch ranges for new PC-relative
19419 branch instructions.
19420 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19422 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19424 * config/i386/i386.c (min_insn_size): Use get_attr_length
19425 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19426 For __asm return 0.
19428 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19429 instead of emit_insn_before.
19431 2009-06-10 Ian Lance Taylor <iant@google.com>
19434 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19437 2009-06-10 Revital Eres <eres@il.ibm.com>
19439 * passes.c (init_optimization_passes): Reschedule
19440 predictive-commoning pass before complete unroll pass.
19442 2009-06-10 Martin Jambor <mjambor@suse.cz>
19444 * cgraph.c (cgraph_node_can_be_local_p): New function.
19445 (cgraph_make_node_local): New function.
19446 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19447 (cgraph_make_node_local): Declare.
19449 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19451 * tree.h (tree_base): Add packed_flag and user_align fields.
19452 Decrease size of spare field.
19453 (TYPE_USER_ALIGN): Use user_align from tree_base.
19454 (DECL_USER_ALIGN): Likewise.
19455 (TYPE_PACKED): Use packed_flag from tree_base.
19456 (DECL_PACKED): Likewise.
19457 (tree_type): Delete packed_flag and user_align fields. Widen
19458 precision field. Widen mode field and shuffle fields to align
19459 mode on an 8-bit boundary.
19460 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19461 Renumber decl_flag_* fields. Fix comments. Widen
19462 decl_common_unused field.
19463 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19464 (DECL_EXTERNAL): Likewise.
19465 (DECL_BIT_FIELD): Likewise.
19466 (DECL_NONADDRESSABLE_P): Likewise.
19467 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19468 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19470 2009-06-10 Ian Lance Taylor <iant@google.com>
19472 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19473 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19474 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19475 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19476 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19477 DEF_VEC_ALLOC_FUNC_P.
19478 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19479 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19480 DEF_VEC_ALLOC_FUNC_O.
19481 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19482 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19483 DEF_VEC_ALLOC_FUNC_I.
19484 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19485 (vec_stack_p_reserve_exact_1): Declare.
19486 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19487 (vec_stack_free): Declare.
19488 (VEC_stack_alloc): Define.
19489 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19490 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19491 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19492 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19494 (stack_vecs): New static variable.
19495 (vec_stack_p_reserve_exact_1): New function.
19496 (vec_stack_o_reserve_1): New static function.
19497 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19498 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19499 (vec_stack_free): New function.
19500 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19501 (VEC_df_ref_stack_alloc): Define.
19502 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19503 DEF_VEC_ALLOC_P_STACK.
19504 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19505 (struct df_collection_rec): Change _vec fields to VEC. Remove
19507 (df_free_collection_rec): Adjust for new fields.
19508 (df_insn_rescan): Use new df_collection_rec fields.
19509 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19510 (df_ref_create_structure, df_ref_record): Likewise.
19511 (df_get_conditional_uses, df_get_call_refs): Likewise.
19512 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19513 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19514 (df_record_exit_block_uses, df_bb_verify): Likewise.
19515 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19516 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19517 Remove count parameter. Change return type to void. Change all
19519 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19520 Remove count parameter. Change return type to void. Change all
19522 (df_install_refs): Change old_vec parameter to VEC. Remove count
19523 parameter. Change all callers.
19524 (df_install_mws): Change old_vec parameter to VEC. Remove count
19525 parameter. Change all callers.
19526 (df_refs_verify): Change new_rec parameter to VEC. Change call
19528 (df_mws_verify): Likewise.
19530 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19532 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19534 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19536 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19538 2009-06-10 Anthony Green <green@moxielogic.com>
19540 * config/moxie/crti.asm: New file.
19541 * config/moxie/crtn.asm: New file.
19542 * config/moxie/moxie.c: New file.
19543 * config/moxie/moxie.h: New file.
19544 * config/moxie/sfp-machine.h: New file.
19545 * config/moxie/moxie-protos.h: New file.
19546 * config/moxie/t-moxie: Created.
19547 * config/moxie/t-moxie-softfp: Created.
19548 * config/moxie/moxie.md: Created.
19549 * config/moxie/constraints.md: Created.
19550 * config.gcc: Add moxie support.
19551 * doc/md.texi (Machine Constraints): Add moxie constraints.
19552 * doc/contrib.texi (Contributors): Mention moxie port.
19553 * doc/install.texi (Specific): Mention the moxie port.
19555 2009-06-09 Ian Lance Taylor <iant@google.com>
19557 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19558 compiling with C++.
19559 * optabs.c (optab_table): Only use designated initializers if
19560 HAVE_DESIGNATED_INITIALIZERS is defined.
19561 (convert_optab_table): Likewise.
19562 (init_optabs): Always call init_insn_codes if
19563 HAVE_DESIGNATED_INITIALIZERS is not defined.
19565 2009-06-09 Ian Lance Taylor <iant@google.com>
19567 * targhooks.c (default_builtin_vectorized_function): Change fn
19568 parameter to unsigned int.
19569 (default_builtin_vectorized_conversion): Change code parameter to
19571 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19572 * targhooks.h: Update declarations.
19573 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19574 parameter to unsigned int.
19576 * c-typeck.c (comptypes_check_enum_int): New static function.
19577 (comptypes_internal): Add enum_and_int_p parameter. Change all
19579 (comp_target_types): Add location parameter. Change all callers.
19580 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19581 Change all callers.
19582 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19583 (build_conditional_expr): Add colon_loc parameter. Change all
19585 (convert_for_assignment): Add location parameter. Change all callers.
19586 * c-parser.c (c_parser_conditional_expression): Pass location of
19587 colon to build_conditional_expr.
19588 * c-tree.h (build_conditional_expr): Update declaration.
19590 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19592 * graphite.c: Revert previous patch.
19594 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19597 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19599 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19601 * tree-ssa-loop-prefetch.c
19602 (loop_prefetch_arrays): Fixed a portability problem in printf format
19605 2009-06-09 Martin Jambor <mjambor@suse.cz>
19607 PR tree-optimization/40351
19608 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19609 refrence to a potential artifical subaccess can be constructed.
19611 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19613 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19614 (sh_override_options): Likewise.
19615 * config/sh/sh.c: Include params.h.
19616 (sh_optimization_options): New.
19617 (sh_override_options): Likewise.
19618 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19619 (OVERRIDE_OPTIONS): Use sh_override_options.
19621 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19623 * dwarf2out.c (emit_cfa_remember): New variable.
19624 (add_fde_cfi): If emit_cfa_remember, recurse to add
19625 DW_CFA_remember_state first.
19626 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19627 instead just set emit_cfa_remember.
19629 2009-06-08 Jan Hubicka <jh@suse.cz>
19632 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19634 2009-06-08 Jan Hubicka <jh@suse.cz>
19636 PR middle-end/39834
19637 * cgraphunit.c (save_inline_function_body): Do not copy transform
19638 hooks for saved inline bodies.
19639 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19640 for given function.
19642 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19644 * jump.c (returnjump_p): Handle delayed branches. Add missing
19647 2009-06-08 Jan Hubicka <jh@suse.cz>
19649 PR middle-end/40102
19650 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19651 original node might've been modified.
19652 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19654 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19656 * tree-object-size.c (addr_object_size): Add OSI argument.
19657 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19658 (compute_builtin_object_size, expr_object_size): Adjust callers.
19659 (plus_stmt_object_size): Call addr_object_size instead of
19660 compute_builtin_object_size.
19662 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19663 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19665 * tree-ssa-loop-prefetch.c
19666 (gather_memory_references): Introduced a counter for the number of
19668 (anything_to_prefetch_p): Introduced a counter for the number of
19670 (is_loop_prefetching_profitable): New function with a cost model
19672 (loop_prefetch_arrays): Use the new cost model to determine if
19673 prefetching is profitable.
19674 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19675 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19676 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19677 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19678 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19679 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19681 2009-06-08 Michael Matz <matz@suse.de>
19684 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19685 partitions use the same.
19686 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19687 for basevars of SSA_NAMEs.
19688 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19689 to not expand them twice.
19690 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19693 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19695 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19696 (fdump-final-insns=, gtoggle): New.
19697 * doc/invoke.texi: Document them.
19698 * final.c (rest_of_clean_state): Dump final insn stream.
19699 * gcc.c (invoke_as): Hook in -fcompare-debug.
19700 (static_spec_functions): Add compare-debug-dump-opt,
19701 compare-debug-self-opt and compare-debug-auxbase-opt.
19702 (compare_debug, compare_debug_second, compare_debug_opt): New.
19703 (switches_debug_check, n_switches_debug_check): New.
19704 (debug_auxbase_opt, debug_check_temp_file): New.
19705 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19707 (do_self_spec): Handle arguments after switches.
19708 (do_spec_1): Add .gk extension to temp file basenames for compare.
19709 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19710 (cc1_options): Use it instead of normal auxbase computation for
19711 the second compare-debug compilation.
19712 (compare_files): New.
19713 (main): Set up and implement compare debug mode.
19714 (compare_debug_dump_opt_spec_function): New.
19715 (compare_debug_self_opt_spec_function): New.
19716 (compare_debug_auxbase_opt_spec_function): New.
19717 * toplev.c (process_options): Handle flag_gtoggle,
19718 flag_dump_final_insns.
19719 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19720 during -fcompare-debug-second compilation.
19722 2009-06-07 Ian Lance Taylor <iant@google.com>
19724 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19725 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19727 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19728 with no default node. Change warning with %H to warning_at.
19729 Don't clear warn_switch around case checking.
19730 * doc/invoke.texi (Warning Options): Clarify distinction between
19731 -Wswitch and -Wswitch-enum.
19733 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19735 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19737 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19739 * gbl-ctors.h: Add header guard.
19741 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19743 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19744 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19745 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19746 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19747 prototypes for removed functions.
19748 (expressions_equal_p): Move to ...
19749 * tree-ssa-sccvn.h: ... here and ...
19750 * matrix-reorg.c: ... adjust includes.
19752 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19754 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19756 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19758 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19759 (finish_function): Remove erroneous whitespace.
19761 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19763 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19764 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19766 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19768 * errors.c (internal_error): Commentary typo fix.
19769 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19770 * tree-ssa-pre.c: Ditto.
19772 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19774 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19775 them is supposed to hold actual statements.
19777 2009-06-06 Ian Lance Taylor <iant@google.com>
19779 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19780 empty statements can now have attributes.
19782 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19784 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19785 * config/mips/mips.md: Ditto.
19787 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19789 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19791 (__eabi_uconvert): Likewise.
19793 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19795 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19796 CFI_* definitions with IN_GCC.
19798 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19800 * xcoffout.h (xcoffout_source_line): Update prototype.
19802 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19804 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19805 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19807 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19809 PR middle-end/40340
19810 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19811 inlined_function_outer_scope_p blocks for artificial inlines
19813 * tree.c (tree_nonartificial_location): Rewrite using
19814 block_nonartificial_location.
19816 2009-06-05 Revital Eres <eres@il.ibm.com>
19817 Leehod Baruch <leehod@il.ibm.com>
19819 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19820 (expand_expr_real_1): Remove comment.
19821 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19822 Vectorize misaligned access when the target supports it.
19823 (vect_supportable_dr_alignment): Check for unaligned access support.
19824 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19827 2009-06-05 Julian Brown <julian@codesourcery.com>
19829 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19830 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19832 2009-06-05 Richard Guenther <rguenther@suse.de>
19835 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19836 as possibly unused.
19838 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19840 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19841 (save_gprs): Don't tell unwinder when a global register is saved.
19842 (s390_emit_epilogue): Emit needed epilogue unwind info.
19844 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19846 * dwarf2out.c (deferred_asm_name): New.
19847 (add_name_and_src_coords_attributes): Defer creation of
19848 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19850 (move_linkage_attr): New.
19851 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19854 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19856 * tree-nested.c (finalize_nesting_tree_1): Declare the
19857 frame_decl in the binding tree.
19859 2009-06-04 Cary Coutant <ccoutant@google.com>
19861 * basic-block.h (struct basic_block_def): Add discriminator field.
19862 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19864 * debug.c (do_nothing_debug_hooks): Add additional entry.
19865 (debug_nothing_int_charstar_int): New function.
19866 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19867 (debug_nothing_int_charstar_int): New declaration.
19868 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19869 discriminator value in .loc directive.
19870 * final.c (last_discriminator): New variable.
19871 (discriminator): New variable.
19872 (final_start_function): Initialize above variables, pass current
19873 discriminator to debug hook.
19874 (notice_source_line): Check for discriminator change.
19875 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19876 * sdbout.c (sdbout_source_line): New parameter.
19877 * tree-cfg.c (struct locus_discrim_map): New structure type.
19878 (discriminator_per_locus): New hash table.
19879 (build_gimple_cfg): Allocate and free discriminator hash table.
19880 (make_edges): Call assign_discriminator.
19881 (locus_map_hash): New function.
19882 (locus_map_eq): New function.
19883 (next_discriminator_for_locus): New function.
19884 (same_line_p): New function.
19885 (assign_discriminator): New function.
19886 (make_cond_expr_edges): Call assign_discriminator.
19887 (make_gimple_switch_edges): Likewise.
19888 (first_non_label_stmt): New function.
19889 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19891 * xcoffout.c (xcoffout_source_line): Add new parameter.
19893 * configure.ac (gcc_cv_as_discriminator): New configury check for
19894 gas support for discriminator.
19895 * configure: Regenerate.
19896 * config.in: Regenerate.
19898 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19900 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19901 val after checking for integers.
19903 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19905 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19907 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19908 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19909 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19910 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19911 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19912 X64_SSE_REGPARM_MAX.
19913 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19914 X64_SSE_REGPARM_MAX.
19916 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19918 * gcc.c (report_times_to_file): New.
19919 (execute): Implement it.
19920 (process_command): Support -time=.
19921 * doc/invoke.texi: Document it.
19923 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19925 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19926 that have value exprs.
19928 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19930 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19931 declarations for constants until...
19932 (dw2_output_indirect_constant_1): ... this point.
19934 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19937 * arm.md (arm_addsi3): Don't try to split an add with an
19938 eliminable register until after reload has completed.
19940 2009-06-03 Ian Lance Taylor <iant@google.com>
19942 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19943 * genattrtab.c (write_length_unit_log): Likewise.
19944 * genchecksum.c (dosum): Likewise.
19945 * gengtype.c (write_rtx_next): Likewise.
19946 (finish_root_table, write_roots): Likewise.
19947 * gimple.c (gimple_ops_offset_): Likewise.
19948 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19949 * config/arc/arc.c (arc_attribute_table): Likewise.
19950 * config/arm/arm.c (arm_attribute_table): Likewise.
19951 * config/avr/avr.c (avr_attribute_table): Likewise.
19952 * config/crx/crx.c (crx_attribute_table): Likewise.
19953 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19954 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19955 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19956 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19957 * config/sh/sh.c (sh_attribute_table): Likewise.
19958 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19959 * config/spu/spu.c (spu_attribute_table): Likewise.
19960 * config/v850/v850.c (v850_attribute_table): Likewise.
19962 * config/alpha/alpha.c (vms_attribute_table): Make static.
19963 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19964 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19965 * config/mips/mips.c (mips_attribute_table): Likewise.
19967 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19969 (cc1-checksum.o): Likewise.
19971 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19973 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19975 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19977 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19978 insn if it is changing sp. Use gen_add3_insn instead of
19979 conditionally gen_addsi3 and gen_adddi3.
19980 (offset_below_red_zone_p): New static inline function.
19981 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19982 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19983 * config/rs6000/ppc-asm.h: Include auto-host.h.
19984 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19985 CFI_RESTORE): Define.
19986 * config/rs6000/crtresxgpr.asm: Add unwind info.
19987 * config/rs6000/crtresxfpr.asm: Likewise.
19988 * config/rs6000/crtresgpr.asm: Likewise.
19989 * config/rs6000/crtresfpr.asm: Likewise.
19990 * config/rs6000/crtsavgpr.asm: Likewise.
19991 * config/rs6000/crtsavfpr.asm: Likewise.
19993 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19994 argument of DWARF2_FRAME_REG_OUT macros.
19996 2009-06-03 Julian Brown <julian@codesourcery.com>
19998 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19999 words or less (including TImode) in core registers.
20001 2009-06-03 Richard Guenther <rguenther@suse.de>
20003 PR middle-end/40328
20004 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20006 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
20008 * statistics.c (statistics_counter_event): Do not record event
20009 in pass dump if its number == -1.
20010 (curr_statistics_hash): Add assert that we never get passes
20011 with static number == -1.
20013 2009-06-03 Richard Guenther <rguenther@suse.de>
20014 Andrey Belevantsev <abel@ispras.ru>
20016 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20017 non-BLKmode arrays addressable.
20019 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
20021 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20022 * config/m68k/m68k.h: ... here.
20024 2009-06-03 Martin Jambor <mjambor@suse.cz>
20026 PR tree-optimization/40323
20027 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20030 2009-06-03 Richard Guenther <rguenther@suse.de>
20032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20035 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
20037 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20038 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20039 JUMP_TABLE_DATA_P where applicable.
20040 * config/sh/sh.c: Ditto.
20041 * config/sh/sh.h: Ditto.
20042 * config/sh/sh.md: Ditto.
20043 * config/sh/symbian.c: Ditto.
20045 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
20047 * config/i386/driver-i386.c (describe_cache): Optimize
20048 concatenation of strings. Use snprintf instead of sprintf.
20049 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
20050 target when not compiling with GCC.
20052 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
20054 * config/sh/sh.c: Revert last change.
20055 (sh_expand_epilogue): Emit a blockage insn before the frame
20056 pointer adjustment unconditionally.
20058 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20060 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20061 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20062 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20063 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20064 to COLLECT_GCC_OPTIONS.
20066 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20068 * collect2.c (target_system_root): New variable.
20069 (main): Handle --sysroot=.
20070 (ignore_library): Strip the sysroot from the library path.
20072 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20074 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20075 (collect2.o): Depend on collect2-aix.h.
20076 (collect2-aix.o): New rule.
20077 * collect2-aix.h: New file.
20078 * collect2-aix.c: Likewise.
20079 * collect2.c: Include collect2-aix.h. Don't undefine
20080 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20081 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20082 Use TARGET_AIX_VERSION instead of _AIX51.
20083 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20084 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20085 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20086 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20087 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20089 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20091 * collect2.c (ignore_library): Avoid premature post-increment
20092 and null deference.
20094 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20096 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20097 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20098 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
20099 CROSS_DIRECTORY_STRUCTURE too.
20100 (LINK_LIBG_SPEC): Likewise.
20101 (LIB_SPEC): Add %R to sysroot paths.
20102 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20103 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20104 * config/rs6000/aix51.h: As for aix43.h.
20105 * config/rs6000/aix52.h: Likewise.
20106 * config/rs6000/aix53.h: Likewise.
20107 * config/rs6000/aix61.h: Likewise.
20108 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20109 to the beginning of sysroot paths.
20111 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20113 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20114 INSN_LISTs that are out of the REG_NOTE range.
20116 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20118 * loop-unroll.c (struct iv_to_split): Add pointer to next.
20119 (struct var_to_expand): Likewise.
20120 (struct opt_info): Add head and tail for linked lists of the above.
20121 (analyze_insn_to_expand_var): Initialize next.
20122 (analyze_iv_to_split_insn): Likewise.
20123 (analyze_insns_in_loop): Create linked lists.
20124 (allocate_basic_variable): Simplify for use without hash table.
20125 (insert_var_expansion_initialization): Likewise, make it type-safer.
20126 (combine_var_copies_in_loop_exit): Likewise.
20127 (apply_opt_in_copies): Walk lists rather than hash tables.
20128 (release_var_copies): Simplified and inlined by hand into...
20129 (free_opt_info): ... this function.
20131 2009-06-02 Richard Guenther <rguenther@suse.de>
20133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20136 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20138 * cfgexpand.c (gimple_expand_cfg): Discard the source location
20139 only for builtins that are not overridden.
20141 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20143 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20146 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20148 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
20150 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20152 * combine.c (move_deaths): Compare LUIDs within the same BB only.
20154 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20156 * common.opt (fdump-unnumbered-links): New.
20157 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
20158 * print-rtl.c (flag_dump_unnumbered_links): New.
20159 (print_rtx): Test it.
20161 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
20163 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20164 push/pop multiple to 8-byte alignment.
20166 2009-06-01 Jakub Jelinek <jakub@redhat.com>
20168 * config/i386/i386.c (queued_cfa_restores): New static variable.
20169 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20171 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20172 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20173 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20174 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20175 note unconditionally.
20176 (ix86_emit_restore_regs_using_mov): Likewise.
20177 (ix86_emit_restore_sse_regs_using_mov): Likewise.
20178 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20179 it through to ix86_emit_restore_reg_using_pop.
20180 (ix86_emit_leave): Add RED_OFFSET argument. Call
20181 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
20182 instead of adding REG_CFA_OFFSET note unconditionally.
20183 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20184 the above functions. Call ix86_add_queued_cfa_restore_notes when
20187 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20188 force output of the label even for dwarf2out_do_cfi_asm.
20189 (add_fde_cfi): If -g2 and above and cfi might change CFA,
20190 force creation of CFI label and chain DW_CFA_set_loc jumping to it
20191 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
20193 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20194 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20195 dwarf2out_cfi_label callers.
20196 * tree.h (dwarf2out_cfi_label): Adjust prototype.
20197 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20198 Adjust dwarf2out_cfi_label callers.
20199 * config/vax/vax.c (vax_output_function_prologue): Likewise.
20201 * config/i386/i386.h (struct machine_cfa_state,
20202 struct machine_function): Guard with ifndef USED_FOR_TARGET
20203 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20206 * emutls.c (__emutls_get_address): Change arr->size to mean number
20207 of allocated arr->data entries instead of # of slots + 1.
20209 PR middle-end/40316
20210 * recog.c (peep2_reinit_state): New function.
20211 (peephole2_init_state): Use it at the end of a basic block and also
20212 when seeing a RTX_FRAME_RELATED_P insn.
20214 2009-06-01 Steve Ellcey <sje@cup.hp.com>
20216 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20217 fixuns_truncrfdi2): New.
20218 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20219 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20220 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20221 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20222 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20223 *recip_approx): Remove.
20224 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20225 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20226 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20228 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20231 2009-06-01 Ian Lance Taylor <iant@google.com>
20233 * attribs.c (register_attribute): Use CONST_CAST.
20234 * collect2.c (main): Use CONST_CAST2.
20235 (scan_prog_file): Likewise.
20236 * gcc.c (process_command, main): Likewise.
20237 * toplev.c (toplev_main): Likewise.
20239 * c-typeck.c (handle_warn_cast_qual): New static function,
20240 partially broken out of build_c_cast.
20241 (build_c_cast): Call handle_warn_cast_qual.
20242 * doc/invoke.texi (Warning Options): Document new effect of
20245 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
20247 * diagnostic.c (diagnostic_build_prefix): Always print columns.
20248 (diagnostic_report_current_module): Print columns.
20249 * common.opt (flag_show_column): Enable by default.
20251 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
20253 * alias.c (find_base_term): Check for NULL term before returning.
20255 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20257 Revert due to PR40320:
20258 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20259 * calls.c (emit_library_call_value_1): Don't force_operand for move
20262 2009-06-01 Olivier Hainque <hainque@adacore.com>
20263 Eric Botcazou <ebotcazou@adacore.com>
20265 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20266 to be processed as a bitfield for constructor output purposes.
20267 * output.h (initializer_constant_valid_for_bitfield_p): Declare
20269 * varasm.c (oc_local_state): New type, output_constructor
20270 local state to support communication with helpers.
20271 (oc_outer_state): New type, output_constructor outer state of
20272 relevance in recursive calls.
20273 (output_constructor_array_range): New output_constructor helper,
20274 extracted code for an array range element.
20275 (output_constructor_regular_field): New output_constructor helper,
20276 extracted code for an element that is not a bitfield.
20277 (output_constructor_bitfield): New output_constructor helper,
20278 extracted code for a bitfield element. Accept an OUTER state
20279 argument for recursive processing. Recurse on record or array
20280 CONSTRUCTOR values, possibly past noop conversions.
20281 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20282 VALUE is a valid constant-valued expression for use in a static
20283 bit-field initializer.
20284 (output_constructor): Rework to use helpers. Accept and honor an
20285 OUTER state argument for recursive calls. Return total size. Be
20286 prepared for nested constructors initializing bitfields.
20287 (output_constant): Feed OUTER in calls to output_constructor.
20289 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20291 * calls.c (emit_library_call_value_1): Don't force_operand for move
20294 2009-06-01 Nick Clifton <nickc@redhat.com>
20296 * doc/invoke.texi (IA-64 Options): Fix typo.
20298 2009-06-01 Ira Rosen <irar@il.ibm.com>
20300 PR tree-optimization/39129
20301 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20303 (vect_do_peeling_for_loop_bound): Use
20304 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20305 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20306 (vect_loop_versioning): Likewise.
20307 (vect_create_cond_for_alias_checks): Fix indentation.
20308 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20310 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20311 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20312 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20313 "control flow in loop".
20314 (vect_estimate_min_profitable_iters): Use
20315 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20316 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20317 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20318 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20319 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20320 statement belongs to a group of strided accesses with the exact code
20322 (vectorizable_load): Likewise.
20323 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20324 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20326 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20328 * config/freebsd-stdint.h: New file.
20329 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20330 Add freebsd-stdint.h to tm_file.
20332 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20334 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20335 (thumb2_extendhidi2): Likewise.
20337 2009-05-31 Ian Lance Taylor <iant@google.com>
20339 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20341 2009-05-31 Ian Lance Taylor <iant@google.com>
20343 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20344 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20345 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20347 2009-05-31 Jason Merrill <jason@redhat.com>
20349 * tree-pretty-print.c (print_call_name): Take the callee, not the
20350 call itself. Make non-static. Use dump_function_name for functions.
20351 (dump_generic_node): Adjust.
20352 * diagnostic.h: Declare print_call_name.
20353 * gimple-pretty-print.c (dump_gimple_call): Use it.
20355 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20357 * config/sh/sh.md (ashldi3_std): New define_expand.
20360 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20363 * config/sh/sh.c: Include debug.h.
20364 (sh_expand_epilogue): Emit a blockage insn before the frame
20365 pointer adjustment also when dwarf2out_do_frame returns true.
20367 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20369 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20370 (thumb2_extendqidi2): New pattern.
20372 2009-05-31 Ira Rosen <irar@il.ibm.com>
20374 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20375 mark phis for renaming.
20376 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20377 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20378 Call mark_sym_for_renaming.
20379 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20380 * tree-vect-loop.c (vect_transform_loop): Remove
20381 vect_memsyms_to_rename initialization and a call to
20382 mark_set_for_renaming.
20384 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20386 PR middle-end/40304
20387 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20388 frame related even if !set_cfa && style < 0.
20390 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20392 * config/i386/mingw-tls.c: New file.
20393 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20394 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20395 defining _WIN32 but not __CYGWIN__.
20397 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20399 * configure.ac: Add MPC support.
20401 * config.in, configure: Regenerate.
20403 2009-05-29 Richard Henderson <rth@redhat.com>
20405 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20406 NOTE_INSN_BASIC_BLOCK.
20407 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20408 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20409 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20411 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20413 (add_cfi): Disable check redefining cfa away from drap.
20414 (lookup_cfa_1): Add remember argument; handle remember/restore.
20415 (lookup_cfa): Pass remember argument.
20416 (cfa_remember): New.
20417 (compute_barrier_args_size_1): Remove sibcall check.
20418 (dwarf2out_frame_debug_def_cfa): New.
20419 (dwarf2out_frame_debug_adjust_cfa): New.
20420 (dwarf2out_frame_debug_cfa_offset): New.
20421 (dwarf2out_frame_debug_cfa_register): New.
20422 (dwarf2out_frame_debug_cfa_restore): New.
20423 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20424 (dwarf2out_begin_epilogue): New.
20425 (dwarf2out_frame_debug_restore_state): New.
20426 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20427 DW_CFA_restore_state.
20428 (output_cfi_directive): Likewise.
20429 (convert_cfa_to_fb_loc_list): Likewise.
20430 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20431 * dwarf2out.h: Update.
20432 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20433 (copy_insn_1): Early out for null.
20434 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20435 and dwarf2out_frame_debug_restore_state.
20436 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20437 (prologue_insn_hash, epilogue_insn_hash): New.
20438 (free_after_compilation): Adjust freeing accordingly.
20439 (record_insns): Create hash table if needed; push insns into
20440 hash instead of array.
20441 (maybe_copy_epilogue_insn): New.
20442 (contains): Search hash table instead of array.
20443 (sibcall_epilogue_contains): Remove.
20444 (thread_prologue_and_epilogue_insns): Split eh_return insns
20445 and mark them as epilogues.
20446 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20447 scanning in terms of basic blocks.
20448 * insn-notes.def (CFA_RESTORE_STATE): New.
20449 * jump.c (returnjump_p_1): Accept EH_RETURN.
20450 (eh_returnjump_p_1, eh_returnjump_p): New.
20451 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20452 CFA_REGISTER, CFA_RESTORE): New.
20453 * rtl.def (EH_RETURN): New.
20454 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20456 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20457 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20459 * config/i386/i386.c (gen_push): Update cfa state.
20460 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20461 add a CFA_ADJUST_CFA note.
20462 (ix86_dwarf_handle_frame_unspec): Remove.
20463 (ix86_expand_prologue): Update cfa state.
20464 (ix86_emit_restore_reg_using_pop): New.
20465 (ix86_emit_restore_regs_using_pop): New.
20466 (ix86_emit_leave): New.
20467 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20468 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20469 * config/i386/i386.h (struct machine_cfa_state): New.
20470 (ix86_cfa_state): New.
20471 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20472 (eh_return_internal): Merge from eh_return_<mode>,
20473 use eh_return rtx, split w/ epilogue.
20475 2009-05-29 Ian Lance Taylor <iant@google.com>
20477 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20479 * calls.c (emit_library_call_value_1): Likewise.
20481 * c-typeck.c (c_build_va_arg): New function.
20482 * c-tree.h (c_build_va_arg): Declare.
20483 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20484 instead of build_va_arg.
20486 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20488 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20489 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20490 (ptr_difference_cost): Use affine combinations to compute it.
20491 (difference_cost): Likewise.
20492 (get_computation_cost_at): Compute more accurate cost for addresses
20493 if the ratio is a multiplier allowed in addresses.
20494 For non-addresses, consider that an additional offset or symbol is
20497 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20499 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20500 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20502 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20503 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20504 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20506 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20507 to 1 for TYPE_SSE{IADD1,CVT1}.
20508 (prefix_vex_imm8): Removed.
20509 (length_vex): Only pass 1 as second argument to
20510 ix86_attr_length_vex_default if prefix_extra is 0.
20511 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20512 (length): For prefix vex computation use length_immediate
20513 attribute instead of prefix_vex_imm8.
20514 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20515 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20516 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20517 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20518 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20519 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20520 a space in between the operands.
20521 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20522 if one operand is 0xff and the other one si, di, bp or sp.
20523 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20524 other one si, di, bp or sp.
20525 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20526 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20527 type and mode attributes.
20528 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20529 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20530 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20531 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20532 prefix_data16 attribute iff MODE_DF.
20533 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20534 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20535 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20536 constm128_operand in length_immediate computation.
20537 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20538 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20539 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20540 length_immediate attribute to 1.
20541 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20542 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20543 for certain alternatives.
20544 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20545 prefix_data16 attribute if MODE_V1DF.
20546 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20547 length_immediate to 1.
20548 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20549 length_address to 4, set mode attribute to MODE_DI.
20550 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20551 (fxam<mode>2_i387): Set length attribute to 4.
20552 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20553 *prefetch_3dnow_rex): Override length_address attribute.
20554 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20556 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20557 (constm128_operand): Removed.
20558 * config/i386/i386.c (memory_address_length): For
20559 disp && !index && !base in 64-bit mode account for SIB byte if
20560 print_operand_address can't optimize disp32 into disp32(%rip)
20561 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20562 for fs: or gs: segment.
20563 (ix86_attr_length_immediate_default): When checking if shortform
20564 is possible, truncate immediate to the length of the non-shortened
20566 (ix86_attr_length_address_default): Ignore MEM_P operands
20568 (ix86_attr_length_vex_default): Only check for DImode on
20569 GENERAL_REG_P operands.
20570 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20571 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20572 (sse_cvttps2pi): Clear prefix_rep attribute.
20573 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20575 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20576 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20577 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20578 iff operand 2 is const_int_operand.
20579 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20580 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20581 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20583 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20585 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20586 prefix_data16 attribute for movlpd and movhpd instructions.
20587 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20588 length_immediate for shufpd instruction.
20589 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20590 (avx_cmpp<avxmodesuffixf2c><mode>3,
20591 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20592 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20593 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20594 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20595 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20596 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20597 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20598 prefix_data16 attribute for the first alternative to 1.
20599 (*avx_loadlps): Override length_immediate for the first alternative.
20600 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20601 attributes for second alternative.
20602 (*vec_concatv2sf_sse4_1): Override length_immediate and
20603 prefix_data16 attributes for second alternative.
20604 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20605 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20606 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20607 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20608 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20609 prefix_data16 and length_immediate to 1.
20610 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20612 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20613 prefix_extra attribute for variants that don't have 0f prefix alone.
20614 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20615 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20616 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20617 *sse4_1_pextrd): Set length_immediate to 1.
20618 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20619 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20621 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20622 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20623 length_immediate to 1 for second alternative.
20624 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20625 prefix_extra and length_immediate attributes for the first
20627 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20629 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20630 to 1 for the first and third alternative.
20631 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20633 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20635 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20637 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20638 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20639 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20640 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20641 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20642 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20643 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20644 ssse3_psign<mode>3): Override prefix_rex attribute.
20645 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20646 (ssse3_palignrti): Override length_immediate to 1.
20647 (ssse3_palignrdi): Override length_immediate to 1, override
20648 prefix_rex attribute.
20649 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20650 (sse4a_extrqi): Override length_immediate to 2.
20651 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20652 (sse4a_insertq): Override prefix_data16 to 0.
20653 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20654 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20655 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20656 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20657 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20658 and length_immediate to 1.
20659 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20660 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20661 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20662 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20663 and length_immediate to 1.
20664 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20665 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20666 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20667 avx_ptest256): Override prefix_extra to 1.
20668 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20669 Override prefix_data16 and length_immediate to 1.
20670 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20671 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20672 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20673 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20674 prefix_data16 to 0 and prefix_extra to 2.
20675 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20676 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20678 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20679 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20680 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20681 and prefix_extra to 2.
20682 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20683 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20684 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20685 avx_vpermilvar<mode>3,
20686 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20687 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20688 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20689 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20690 Override prefix_extra to 1.
20691 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20692 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20693 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20694 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20695 prefix_extra and length_immediate to 1.
20696 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20698 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20699 to 1 for the first alternative.
20700 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20701 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20703 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20704 *movv2sf_internal_avx, *movv2sf_internal): Override
20705 prefix_rep attribute for certain alternatives.
20706 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20707 attributes for certain alternatives.
20708 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20709 attributes for certain alternatives.
20710 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20711 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20712 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20713 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20714 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20715 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20716 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20717 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20718 length_immediate to 1 if operand 2 is const_int_operand.
20719 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20720 *vec_extractv2si_1): Set length_immediate attribute to 1.
20721 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20722 using old 3DNOW insn rather than SSE/3DNOW_A.
20723 (mmx_emms, mmx_femms): Clear modrm attribute.
20725 2009-05-29 Martin Jambor <mjambor@suse.cz>
20727 * tree-sra.c: New implementation of SRA.
20729 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20730 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20731 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20732 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20733 (SRA_MAX_STRUCTURE_COUNT): Removed.
20734 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20735 * doc/invoke.texi (sra-max-structure-size): Removed.
20736 (sra-field-structure-ratio): Removed.
20738 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20740 PR middle-end/40291
20741 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20744 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20746 PR rtl-optimization/40101
20747 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20748 seqno. Adjust comment.
20749 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20750 inserting bookkeeping before a jump, the jump is not scheduled.
20751 When no positive seqno found, provide a value. Add comment.
20753 2009-05-29 Richard Guenther <rguenther@suse.de>
20755 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20756 short-cutting on the first component.
20758 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20760 PR middle-end/39958
20761 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20762 for trees other than decls/types.
20764 2009-05-29 Richard Guenther <rguenther@suse.de>
20766 * tree-ssa-operands.c (get_expr_operands): Do not handle
20767 INDIRECT_REFs in the handled-component case. Remove
20768 unused get_ref_base_and_extent case.
20769 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20770 tree_low_cst and host_integerp where possible.
20771 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20772 codes for equivalence.
20773 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20775 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20777 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20778 to tmake_file for i[34567]86-*-cygwin*.
20780 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20783 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20784 (altivec_categorize_keyword, init_vector_keywords,
20785 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20788 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20790 * tree.c (handle_dll_attribute): Check if node is
20791 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20793 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20795 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20797 (thumb2_zero_extendqidi2): Likewise.
20799 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20801 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20802 instead of gen_movrt.
20803 * config/sh/sh.md (movrt): Remove.
20805 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20807 * doc/invoke.texi (IA-64 Options):
20808 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20809 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20810 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20811 -msched-prefer-non-control-spec-insns,
20812 -msched-stop-bits-after-every-cycle,
20813 -msched-count-spec-in-critical-path,
20814 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20815 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20816 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20817 and -msched-spec-verbose.
20819 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20821 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20822 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20824 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20826 2009-05-28 Richard Guenther <rguenther@suse.de>
20828 * tree-ssa-alias.c (ao_ref_init): New function.
20829 (ao_ref_base): Likewise.
20830 (ao_ref_base_alias_set): Likewise.
20831 (ao_ref_alias_set): Likewise.
20832 (refs_may_alias_p_1): Change signature.
20833 (refs_may_alias_p): Adjust.
20834 (refs_anti_dependent_p): Likewise.
20835 (refs_output_dependent_p): Likewise.
20836 (call_may_clobber_ref_p_1): Change signature.
20837 (call_may_clobber_ref_p): Adjust.
20838 (stmt_may_clobber_ref_p_1): New function split out from ...
20839 (stmt_may_clobber_ref_p): ... here.
20840 (maybe_skip_until): Adjust signature.
20841 (get_continuation_for_phi): Likewise.
20842 (walk_non_aliased_vuses): Likewise.
20843 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20844 (ao_ref_init): Declare.
20845 (ao_ref_base): Likewise.
20846 (ao_ref_alias_set): Likewise.
20847 (stmt_may_clobber_ref_p_1): Likewise.
20848 (walk_non_aliased_vuses): Adjust.
20849 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20850 (get_ref_from_reference_ops): remove.
20851 (vn_reference_lookup_2): Adjust signature.
20852 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20853 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20854 (vn_reference_lookup): Adjust.
20855 (vn_reference_insert): Likewise.
20856 (vn_reference_insert_pieces): Adjust signature.
20857 (visit_reference_op_call): Adjust.
20858 * tree-ssa-pre.c (get_expr_type): Simplify.
20859 (phi_translate_1): Adjust.
20860 (compute_avail): Likewise.
20861 (translate_vuse_through_block): Do not re-build trees.
20862 (value_dies_in_block_x): Likewise.
20863 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20865 (vn_reference_lookup_pieces): Adjust declaration.
20866 (vn_reference_insert_pieces): Likewise.
20868 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20870 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20871 with checking disabled.
20873 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20877 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20878 macro definition for support of three-operand format aligned
20879 .comm directive in assembler on cygwin/pe/mingw target OS.
20880 * configure: Regenerate.
20881 * config.h: Regenerate.
20883 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20884 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20885 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20887 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20888 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20890 2009-05-28 Ira Rosen <irar@il.ibm.com>
20892 PR tree-optimization/40254
20893 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20894 in analysis of basic blocks.
20896 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20898 PR middle-end/33699
20899 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20900 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20901 (TARGET_INITIALIZER): Use it.
20902 * cse.c (CHEAPER): Move it up to the other macros.
20903 (insert): Rename this ...
20904 (insert_with_costs): ... to this. Add cost parameters. Update
20906 (insert): New function. Call insert_with_costs.
20907 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20908 find_reg_offset_for_const, try_const_anchors): New functions.
20909 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20910 when using a const-anchor. Call insert_const_anchors.
20911 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20912 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20914 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20916 * tree-inline.c (remap_decls): Enable nonlocalized variables
20917 when not optimizing.
20919 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20921 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20922 Simplify other tests involving optimize.
20924 2009-05-27 Tom Tromey <tromey@redhat.com>
20926 * unwind-dw2.c (_Unwind_DebugHook): New function.
20927 (uw_install_context): Call _Unwind_DebugHook.
20929 2009-05-27 Tom Tromey <tromey@redhat.com>
20931 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20933 2009-05-27 Ian Lance Taylor <iant@google.com>
20935 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20936 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20937 (ALL_LINKERFLAGS): Define.
20938 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20939 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20940 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20941 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20942 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20943 $(LINKER_FOR_BUILD).
20944 (build/gcov-iov$(build_exeext)): Likewise.
20946 2009-05-27 Julian Brown <julian@codesourcery.com>
20948 * gcse.c (target.h): Include.
20949 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20950 copy of argument to a pseudo register.
20952 2009-05-27 Diego Novillo <dnovillo@google.com>
20954 * tree-ssa-live.c (dump_scope_block): Document arguments.
20955 (dump_scope_blocks): Document.
20956 (debug_scope_blocks): New.
20957 * tree-flow.h (debug_scope_blocks): Declare.
20959 2009-05-21 Denis Chertykov <denisc@overta.ru>
20961 * doc/contrib.texi (Contributors): Add myself to the list.
20963 2009-05-27 Olivier Hainque <hainque@adacore.com>
20965 * expr.c (target_align): New function. Alignment the TARGET of an
20966 assignment may be assume to have.
20967 (highest_pow2_factor_for_target): Use it instead of relying on
20968 immediate tree attributes of TARGET, not necessarily honored when
20969 intermediate bitfields are involved.
20971 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20974 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20975 AVX, SSE4, AES, PCLMUL and POPCNT.
20977 2009-05-27 Diego Novillo <dnovillo@google.com>
20979 * tree-pretty-print.c (dump_location): New.
20980 (dump_generic_node): Call it.
20981 Factor code to handle BLOCK nodes ...
20982 (dump_block_node): ... here.
20984 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20986 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20988 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20990 * gcc-plugin.h: Include config.h and system.h.
20991 (IN_GCC): Define if not defined.
20993 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20995 PR middle-end/40249
20996 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20999 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
21001 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21003 * config/m32r/m32r.h: Ditto.
21004 * config/m32r/m32r.md: Ditto.
21005 * config/m32r/predicates.md: Ditto.
21007 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
21009 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21011 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
21014 (Loading plugins): typo.
21015 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21016 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21017 (Interacting with the GCC Garbage Collector): Added new section.
21018 (Giving information about a plugin): Added new section for
21020 * ggc.h (ggc_register_root_tab): Added declaration.
21021 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21022 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21023 (register_callback): Improved comment in declaration.
21024 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21025 (extra_root_vec) Added static variable for dynamic roots registration.
21026 (ggc_register_root_tab) Added new routine.
21027 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21028 PLUGIN_GGC_MARKING event.
21029 * ggc-zone.c: Include plugin.h.
21030 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21031 * ggc-page.c: Include plugin.h.
21032 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21033 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21034 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21035 (register_callback): check lack of callbacks for
21036 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21037 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21038 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21039 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21040 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21041 dependency on plugin.h.
21042 (plugin.o): Added dependency on ggc.h...
21044 2009-05-26 Richard Guenther <rguenther@suse.de>
21046 PR middle-end/40248
21048 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21049 with mismatched comparison modes.
21051 * expr.c (expand_expr_real_1): Expand the operand of a
21052 VIEW_CONVERT_EXPR in its natural mode.
21054 2009-05-26 Ian Lance Taylor <iant@google.com>
21056 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21057 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21058 (ALL_COMPILERFLAGS): Define.
21059 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21060 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21061 (collect2$(exeext), collect2.o): Likewise.
21062 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21063 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21064 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
21065 (libbackend.o, intl.o, cppdefault.o): Likewise.
21066 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21067 (build/%.o): Use $(COMPILER_FOR_BUILD).
21068 (build/gen%$(build_exeext)): Likewise.
21069 (build/gcov-iov$(build_exeext)): LIkewise.
21070 * config/t-darwin (darwin.o): Use $(COMPILER).
21071 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21072 * config/t-sol2 (sol2-c.o): Likewise.
21073 (sol2.o): Likewise.
21074 * config/t-vxworks (vxworks.o): Likewise.
21075 * config/x-darwin (host-darwin.o): Likewise.
21076 * config/x-hpux (host-hpux.o): Likewise.
21077 * config/x-linux (host-linux.o): Likewise.
21078 * config/x-solaris (host-solaris.o): Likewise.
21079 * config/alpha/x-alpha (driver-alpha.o): Likewise.
21080 * config/arm/t-arm (arm-c.o): Likewise.
21081 * config/arm/t-pe (pe.o): Likewise.
21082 * config/arm/t-wince-pe (pe.o): Likewise.
21083 * config/i386/t-cygming (winnt.o): Likewise.
21084 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21085 * config/i386/t-cygwin (cygwin1.o): Likewise.
21086 (cygwin2.o): Likewise.
21087 * config/i386/t-i386 (i386-c.o): Likewise.
21088 * config/i386/t-interix (winnt.o): Likewise.
21089 * config/i386/t-netware (netware.o): Likewise.
21090 * config/i386/t-nwld (nwld.o): Likewise.
21091 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
21092 * config/i386/x-i386 (driver-i386.o): Likewise.
21093 * config/i386/x-cygwin (host-cygwin.o): Likewise.
21094 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
21095 * config/ia64/t-ia64 (ia64-c.o): Likewise.
21096 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
21097 * config/mips/x-native (driver-native.o): Likewise.
21098 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21099 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21100 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21101 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21102 * config/score/t-score-elf (score7.o): Likewise.
21103 (score3.o): Likewise.
21104 * config/sh/t-sh (sh-c.o): Likewise.
21105 * config/sh/t-symbian (sh-c.o): Likewise.
21106 (symbian.o): Likewise.
21107 * config/spu/t-spu-elf (spu-c.o): Likewise.
21108 * config/v850/t-v850 (v850-c.o): Likewise.
21109 * config/v850/t-v850e (v850-c.o): Likewise.
21111 2009-05-26 Richard Guenther <rguenther@suse.de>
21113 PR tree-optimization/40122
21114 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21115 VECTOR_CSTs if possible.
21116 (fold_gimple_assign): Likewise.
21118 2009-05-26 Richard Guenther <rguenther@suse.de>
21120 PR middle-end/40252
21121 * fold-const.c (fold_binary): Use the correct types for building
21124 2009-05-26 Richard Guenther <rguenther@suse.de>
21126 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21127 redundant calls to merge_alias_info.
21128 (bump_vector_ptr): Likewise.
21129 * tree-ssa-copy.c (merge_alias_info): Remove.
21130 (replace_exp_1): Remove call to merge_alias_info.
21131 (propagate_tree_value): Likewise.
21132 (fini_copy_prop): Propagate points-to info.
21133 * tree-flow.h (merge_alias_info): Remove.
21135 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21137 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21139 2009-05-25 Jan Hubicka <jh@suse.cz>
21141 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21142 * cgraph.h (struct inline_summary): New filed self_wize,
21143 size_inlining_benefit, self_time and time_inlining_benefit.
21144 (struct cgraph_global_info): Replace insns by time ans size fields.
21145 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21146 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21147 (ipcp_update_callgraph): Do not touch function bodies.
21148 * ipa-inline.c: Include except.h
21149 (MAX_TIME): New constant.
21150 (overall_insns): Remove.
21151 (leaf_node_p): New.
21152 (overall_size, max_benefit): New static variables.
21153 (cgraph_estimate_time_after_inlining): New function.
21154 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21155 (cgraph_clone_inlined_nodes): Update size.
21156 (cgraph_mark_inline_edge): Update size.
21157 (cgraph_estimate_growth): Use size info.
21158 (cgraph_check_inline_limits): Check size.
21159 (cgraph_default_inline_p): Likewise.
21160 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21161 (cgraph_decide_recursive_inlining): Check size.
21162 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21164 (cgraph_decide_inlining): Likewise.
21165 (cgraph_decide_inlining_incrementally): Likewise; honor
21166 PARAM_EARLY_INLINING_INSNS.
21167 (likely_eliminated_by_inlining_p): New predicate.
21168 (estimate_function_body_sizes): New function.
21169 (compute_inline_parameters): Use it.
21170 * except.c (must_not_throw_labels): New function.
21171 * except.h (must_not_throw_labels): Declare.
21172 * tree-inline.c (init_inline_once): Kill inlining_weigths
21173 * tree-ssa-structalias.c: Avoid uninitialized warning.
21174 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21175 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21176 (PARAM_INLINE_CALL_COST): Remove.
21177 (PARAM_EARLY_INLINING_INSNS): New.
21179 2009-05-25 Richard Guenther <rguenther@suse.de>
21181 PR tree-optimization/36327
21182 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21183 callback for reference translation or lookup at the point of may-defs.
21184 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21185 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21186 for union COMPONENT_REFs.
21187 (vn_reference_lookup_3): New callback. Lookup from memset
21188 and CONSTRUCTOR assignment, translate through struct copies.
21189 (vn_reference_lookup_pieces): Make sure to not free the
21190 passed operands array. Adjust walk_non_aliased_vuses call.
21191 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21192 make sure we do not leak memory.
21194 2009-05-25 Richard Guenther <rguenther@suse.de>
21196 * tree-ssa-alias.h (dump_points_to_solution): Declare.
21197 * tree-inline.c (expand_call_inline): Reset the escaped and
21198 callused solutions.
21199 * tree-ssa-structalias.c (pass_build_ealias): New.
21200 * tree-pass.h (pass_build_ealias): Declare.
21201 * passes.c (init_optimization_passes): Add PTA during
21202 early optimizations.
21203 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21204 and CALLUSED solutions.
21205 (dump_points_to_solution): New function, split out from ...
21206 (dump_points_to_info_for): ... here.
21207 * tree-parloops.c (parallelize_loops): Reset the escaped and
21208 callused solutions.
21210 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21213 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21214 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21216 2009-05-25 Ira Rosen <irar@il.ibm.com>
21218 PR tree-optimization/40238
21219 * tree-vect-stmts.c (vect_init_vector): Insert initialization
21220 statements after basic block's labels.
21221 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21222 to free the allocated memory.
21224 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
21226 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21227 return address with a USE.
21229 2009-05-24 Richard Guenther <rguenther@suse.de>
21231 PR middle-end/40233
21232 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21233 array type from the main variant of the inner type.
21235 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21237 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
21238 definition to bool (from int) to un-break build.
21239 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21241 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
21243 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21244 discard_stmt_changes): Delete.
21245 * tree-ssa-operands.c (scb_stack): Delete.
21246 (init_ssa_operands): Do not initialize it.
21247 (fini_ssa_operands): Do not free it.
21248 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21250 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21251 update_stmt, remove the others. Fix comments.
21252 * tree-dfa.c (optimize_stack_restore): Likewise.
21253 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21254 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21255 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21256 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21258 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
21259 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21260 (dom_opt_finalize_block): Likewise, adjusting access to
21262 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21263 (stmts_to_rescan): Change item type to gimple.
21264 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21266 2009-05-24 Ira Rosen <irar@il.ibm.com>
21268 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21269 * tree-pass.h (pass_slp_vectorize): New pass.
21270 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21271 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21272 * tree-vectorizer.c (timevar.h): Include.
21273 (user_vect_verbosity_level): Declare.
21274 (vect_location): Fix comment.
21275 (vect_set_verbosity_level): Update user_vect_verbosity_level
21276 instead of vect_verbosity_level.
21277 (vect_set_dump_settings): Add an argument. Ignore user defined
21278 verbosity if dump flags require higher level of verbosity. Print to
21279 stderr only for loop vectorization.
21280 (vectorize_loops): Update call to vect_set_dump_settings.
21281 (execute_vect_slp): New function.
21282 (gate_vect_slp): Likewise.
21283 (struct gimple_opt_pass pass_slp_vectorize): New.
21284 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21285 access its members.
21286 (vec_info_for_bb): New function.
21287 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21288 (VECTORIZATION_ENABLED): New macro.
21289 (SLP_ENABLED, SLP_DISABLED): Likewise.
21290 (vect_is_simple_use): Add bb_vec_info argument.
21291 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21292 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21293 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21294 vect_schedule_slp, vect_analyze_slp): Likewise.
21295 (vect_analyze_stmt): Add slp_tree argument.
21296 (find_bb_location): Declare.
21297 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21298 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21299 (vect_analyze_loop_operations, vect_analyze_loop,
21300 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21301 vect_finalize_reduction, vectorizable_reduction,
21302 vectorizable_live_operation, vect_transform_loop): Likewise.
21303 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21304 skip evolution analysis if analyzing a basic block.
21305 (dr_analyze_indices): Likewise.
21306 (initialize_data_dependence_relation): Skip the test whether the
21307 object is invariant for basic blocks.
21308 (compute_all_dependences): Skip dependence analysis for data
21309 references in basic blocks.
21310 (find_data_references_in_stmt): Don't fail in case of invariant
21311 access in basic block.
21312 (find_data_references_in_bb): New function.
21313 (find_data_references_in_loop): Move code to
21314 find_data_references_in_bb and add a call to it.
21315 (compute_data_dependences_for_bb): New function.
21316 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21317 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21319 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21320 unknown dependence in basic block and fail in case of dependence in
21322 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21323 dependence instances from either loop or basic block vectorization
21325 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21326 before calling nested_in_vect_loop_p.
21327 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21328 dependence instances from either loop or basic block vectorization
21330 (vect_verify_datarefs_alignment): Likewise.
21331 (vect_enhance_data_refs_alignment): Adjust function calls.
21332 (vect_analyze_data_refs_alignment): Likewise.
21333 (vect_analyze_group_access): Fix printing. Skip different checks if
21334 DR_STEP is 0. Keep strided stores either in loop or basic block
21335 vectorization data structure. Fix indentation.
21336 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21338 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21339 dependence instances from either loop or basic block vectorization
21341 (vect_analyze_data_refs): Update comment. Call
21342 compute_data_dependences_for_bb to analyze basic blocks.
21343 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21344 case of loop vectorization. In case of basic block vectorization use
21345 data-ref itself as a base.
21346 (vect_create_data_ref_ptr): In case of basic block vectorization:
21347 don't advance the pointer, add new statements before the current
21348 statement. Adjust function calls.
21349 (vect_supportable_dr_alignment): Support only aligned accesses in
21350 basic block vectorization.
21351 * common.opt (ftree-slp-vectorize): New flag.
21352 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21353 (vect_pattern_recog_1): Likewise.
21354 * tree-vect-stmts.c (process_use): Likewise.
21355 (vect_init_vector): Add new statements in the beginning of the basic
21356 block in case of basic block SLP.
21357 (vect_get_vec_def_for_operand): Adjust function calls.
21358 (vect_finish_stmt_generation): Likewise.
21359 (vectorizable_call): Add assert that it is loop vectorization, adjust
21361 (vectorizable_conversion, vectorizable_assignment): Likewise.
21362 (vectorizable_operation): In case of basic block SLP, take
21363 vectorization factor from statement's type and skip the relevance
21364 check. Adjust function calls.
21365 (vectorizable_type_demotion): Add assert that it is loop
21366 vectorization, adjust function calls.
21367 (vectorizable_type_promotion): Likewise.
21368 (vectorizable_store): Check for outer loop only in case of loop
21369 vectorization. Adjust function calls. For basic blocks, skip the
21370 relevance check and don't advance pointers.
21371 (vectorizable_load): Likewise.
21372 (vectorizable_condition): Add assert that it is loop vectorization,
21373 adjust function calls.
21374 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21375 that it is not reduction, get vector type, call only supported
21376 functions, skip loop specific parts.
21377 (vect_transform_stmt): Check for outer loop only in case of loop
21379 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21380 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21381 for external definition.
21382 * passes.c (pass_slp_vectorize): New pass.
21383 * tree-vect-slp.c (find_bb_location): New function.
21384 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21385 check for patterns only in loops.
21386 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21387 case of multiple types in basic block SLP.
21388 (vect_mark_slp_stmts_relevant): New function.
21389 (vect_supported_load_permutation_p): Fix comment.
21390 (vect_analyze_slp_instance): Add argument. In case of basic block
21391 SLP, take vectorization factor from statement's type, check that
21392 unrolling factor is 1. Adjust function call. Save SLP instance in
21393 either loop or basic block vectorization structure. Return FALSE,
21395 (vect_analyze_slp): Add argument. Get strided stores groups from
21396 either loop or basic block vectorization structure. Return FALSE
21397 if basic block SLP failed.
21398 (new_bb_vec_info): New function.
21399 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21400 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21401 (vect_schedule_slp): Add argument. Get SLP instances from either
21402 loop or basic block vectorization structure. Set vectorization factor
21403 to be 1 for basic block SLP.
21404 (vect_slp_transform_bb): New function.
21405 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21407 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21409 * final.c (shorten_branches): Do not align labels for jump tables.
21410 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21412 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21414 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21415 Remove outdated reference to flow.c and fix nits.
21416 * doc/gccint.texi: Tweak RTL description.
21417 * doc/rtl.texi: Likewise.
21419 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21421 * config/avr/avr.c: Change my email address.
21422 * config/avr/avr.h: Likewise.
21423 * config/avr/avr.md: Likewise.
21424 * config/avr/avr-protos.h: Likewise.
21425 * config/avr/libgcc.S: Likewise.
21427 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21429 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21430 (spu_split_load, spu_split_store): Change return type to int.
21431 (spu_split_convert): Declare.
21432 * config/spu/predicates.md (spu_mem_operand): Remove.
21433 (spu_mov_operand): Update.
21434 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21435 * config/spu/spu.c (regno_aligned_for_load): Remove.
21436 (reg_aligned_for_addr, spu_expand_load): Define.
21437 (spu_expand_extv): Reimplement and handle MEM.
21438 (spu_expand_insv): Handle MEM.
21439 (spu_sched_reorder): Handle insn's with length 0.
21440 (spu_legitimate_address_p): Reimplement.
21441 (store_with_one_insn_p): Return TRUE for any mode with size
21442 larger than 16 bytes.
21443 (address_needs_split): Define.
21444 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21446 (spu_convert_move): Define.
21447 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21448 (spu_split_store): Change all MEM's to TImode.
21449 (spu_init_expanders): Preallocate registers that correspond to
21450 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21452 (spu_split_convert): Define.
21453 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21454 (_move<mode>, _movdi, _movti): Update predicate and condition.
21455 (load, store): Change to define_split.
21456 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21458 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21459 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21460 define_insn_and_split of lshr<mode>3.
21461 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21462 (<v>ashr<mode>3_imm): Define.
21463 (extv, extzv, insv): Allow MEM operands.
21464 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21465 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21466 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21467 (_spu_convert2): Change to define_insn_and_split and remove the
21468 corresponding define_peephole2.
21469 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21470 Change predicates to memory_operand.
21472 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21474 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21476 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21478 PR tree-optimization/40219
21479 * tree.c (iterative_hash_expr): Make sure the builtin function is
21480 a normal builtin function and not a front end or back end builtin
21481 before indexing into the built_in_decls array.
21483 2009-05-22 Richard Guenther <rguenther@suse.de>
21485 PR middle-end/38964
21486 * alias.c (write_dependence_p): Do not use TBAA for answering
21487 anti-dependence or output-dependence.
21488 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21489 (emit_pointer_definition): Remove.
21490 (emit_alias_warning): Likewise.
21491 (find_what_var_points_to): Remove TBAA pruning code.
21492 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21494 (compute_points_to_sets): Remove code computing the set of
21495 dereferenced pointers.
21496 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21497 oracle for querying anti and output dependencies.
21498 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21499 if TBAA may be applied.
21500 (refs_anti_dependent_p): New function.
21501 (refs_output_dependent_p): Likewise.
21502 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21503 (refs_output_dependent_p): Likewise.
21504 * doc/tree-ssa.texi (Memory model): New section.
21505 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21506 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21507 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21508 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21509 * expr.c (expand_expr_real_1): Likewise.
21510 * gimple-low.c (lower_stmt): Likewise.
21511 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21512 (dump_gimple_cdt): Remove.
21513 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21514 (gimple_size): Likewise.
21515 (walk_gimple_op): Likewise.
21516 (is_gimple_stmt): Likewise.
21517 (walk_stmt_load_store_addr_ops): Likewise.
21518 (gimple_build_cdt): Remove.
21519 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21520 * gimple.h (gimple_cdt_new_type): Remove.
21521 (gimple_cdt_new_type_ptr): Likewise.
21522 (gimple_cdt_set_new_type): Likewise.
21523 (gimple_cdt_location): Likewise.
21524 (gimple_cdt_location_ptr): Likewise.
21525 (gimple_cdt_set_location): Likewise.
21526 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21527 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21528 GIMPLE_CHANGE_DYNAMIC_TYPE.
21529 (verify_types_in_gimple_stmt): Likewise.
21530 * tree-inline.c (estimate_num_insns): Likewise.
21531 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21532 (copy_decl_to_var): Likewise.
21533 (copy_result_decl_to_var): Likewise.
21534 * tree-pretty-print.c (dump_generic_node): Do not handle
21535 CHANGE_DYNAMIC_TYPE_EXPR.
21536 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21537 * tree-ssa-operands.c (get_expr_operands): Likewise.
21538 * tree-ssa-structalias.c (struct variable_info): Remove
21539 no_tbaa_pruning member.
21540 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21541 (unify_nodes): Do not copy it.
21542 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21543 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21544 (set_uids_in_ptset): Do not check it.
21545 (find_what_var_points_to): Likewise.
21546 (compute_tbaa_pruning): Remove.
21547 (compute_points_to_sets): Do not call it.
21548 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21549 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21550 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21551 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21552 (DECL_NO_TBAA_P): Likewise.
21553 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21554 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21555 (expand_omp_atomic_pipeline): Do not set it.
21556 * print-tree.c (print_node): Do not dump it.
21557 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21560 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21563 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21566 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21568 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21571 2009-05-22 Ben Elliston <bje@au.ibm.com>
21573 * Makefile.in (bversion.h, s-bversion): New targets.
21574 (TOPLEV_H): Add bversion.h.
21575 * toplev.h: Include "bversion.h".
21576 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21577 the __format__ attribute only if compiling with the same version
21578 of GCC as the sources (the "build version").
21580 2009-05-22 Ben Elliston <bje@au.ibm.com>
21582 * c-format.c (handle_format_attribute): Fix comment typo.
21584 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21587 * config/ia64/ia64.opt (mfused-madd): New.
21588 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21589 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21590 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21591 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21592 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21593 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21594 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21595 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21596 instruction if !TARGET_FUSED_MADD.
21597 (fpma, fpms): Remove colon from name.
21599 2009-05-22 Richard Guenther <rguenther@suse.de>
21601 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21602 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21603 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21605 (create_expression_by_pieces): Only convert if necessary.
21606 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21607 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21609 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21611 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21612 regular pattern from a template and rename it ...
21613 (*extzv_truncsi_exts): ... to this.
21615 2009-05-21 Richard Guenther <rguenther@suse.de>
21617 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21618 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21619 (cgraph_default_inline_p): Likewise.
21620 (cgraph_decide_inlining_incrementally): Likewise.
21622 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21623 Uros Bizjak <ubizjak@gmail.com>
21625 * config/i386/cpuid.h (bit_MOVBE): New.
21627 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21629 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21630 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21631 (ix86_handle_option): Handle OPT_mmovbe.
21632 (ix86_target_string): Add -mmovbe.
21633 (pta_flags): Add PTA_MOVBE.
21634 (processor_alias_table): Add PTA_MOVBE to "atom".
21635 (override_options): Handle PTA_MOVBE.
21637 * config/i386/i386.h (TARGET_MOVBE): New.
21639 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21640 (*bswapsi_movbe): New.
21641 (*bswapdi_movbe): Likewise.
21642 (bswapdi2): Renamed to ...
21643 (*bswapdi_1): This.
21644 (bswapdi2): New expander.
21646 * config/i386/i386.opt (mmovbe): New.
21648 * doc/invoke.texi: Document -mmovbe.
21650 2009-05-21 Taras Glek <tglek@mozilla.com>
21652 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21653 * gcc-plugin.h (plugin_init): Updated signature.
21654 * gcc-plugin.h (plugin_name_args): Moved to this header.
21655 * doc/plugins.texi (plugin_init): Updated documention to reflect
21657 * doc/plugins.texi (plugin_name_args): Added to documention.
21659 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21661 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21662 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21664 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21666 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21667 JUMP_TABLE_DATA_P predicates where applicable.
21668 * config/i386/predicates.md: Ditto.
21669 * config/i386/sse.md: Ditto.
21671 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21673 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21674 operand2 -128 override length_immediate attribute to 1.
21675 * config/i386/predicates.md (constm128_operand): New predicate.
21677 * config/i386/i386.c (memory_address_length): Handle %r12
21678 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21680 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21681 mode look through optional ZERO_EXTEND and SUBREG.
21682 * config/i386/i386.md (R12_REG): New define_constant.
21683 (prefix_data16): For sse unit set also for MODE_TI insns.
21684 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21685 insns set if operand 1 is ext_QIreg_operand.
21686 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21687 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21689 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21690 mode from MODE_DI to MODE_SI.
21691 (movdi_1_rex64): Override modrm and length_immediate attributes
21692 only for movabs (TYPE_IMOV, alternative 2).
21693 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21694 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21695 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21696 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21697 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21698 prefix_rex attribute if DImode.
21699 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21700 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21701 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21702 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21703 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21704 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21705 Likewise. For TYPE_IMOV clear length_immediate attribute.
21706 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21707 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21708 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21709 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21710 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21711 or one operand TYPE_ISHIFT.
21712 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21713 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21714 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21715 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21716 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21717 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21718 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21719 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21720 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21721 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21722 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21723 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21724 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21725 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21726 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21727 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21728 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21729 set mode attribute, don't override length attribute.
21730 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21732 (return_internal_long): Set length attribute to 2 instead of 1.
21733 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21734 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21735 prefix_rex attribute.
21736 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21738 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21740 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21742 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21744 2009-05-20 Ian Lance Taylor <iant@google.com>
21746 * tree.c (build_tree_list_vec_stat): New function.
21747 (ctor_to_vec): New function.
21748 (build_nt_call_vec): New function.
21749 (build_call_array): Change args to be a const pointer.
21750 (build_call_vec): New function.
21751 * tree.h (build_nt_call_vec): Declare.
21752 (build_tree_list_vec_stat): Declare.
21753 (build_tree_list_vec): Define.
21754 (build_call_array): Update declaration.
21755 (build_call_vec): Declare.
21756 (ctor_to_vec): Declare.
21757 * c-common.c (tree_vector_cache): New static variable.
21758 (make_tree_vector): New function.
21759 (release_tree_vector): New function.
21760 (make_tree_vector_single): New function.
21761 (make_tree_vector_copy): New function.
21762 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21763 (make_tree_vector_single, make_tree_vector_copy): Declare.
21764 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21765 (c_parser_expr_list): Don't manage cache here, instead call
21767 (c_parser_release_expr_list): Remove static function.
21768 (c_parser_vec_to_tree_list): Remove static function.
21769 (c_parser_attributes): Call build_tree_list_vec instead of
21770 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21771 c_parser_release_expr_list.
21772 (c_parser_postfix_expression_after_primary): Likewise.
21773 (c_parser_objc_keywordexpr): Likewise.
21775 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21777 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21778 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21779 TARGET_CONVERT_TO_TYPE.
21780 * hooks.c (hook_tree_const_tree_null): Define.
21781 * hooks.h (hook_tree_const_tree_null): Declare.
21782 * target.h (struct gcc_target): Add invalid_parameter_type,
21783 invalid_return_type, promoted_type, and convert_to_type fields.
21784 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21785 (TARGET_INVALID_RETURN_TYPE): Define.
21786 (TARGET_PROMOTED_TYPE): Define.
21787 (TARGET_CONVERT_TO_TYPE): Define.
21788 (TARGET_INITIALIZER): Update for new fields.
21789 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21790 (grokparms): Check targetm.invalid_parameter_type.
21791 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21792 * c-convert.c (convert): Check targetm.convert_to_type.
21794 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21796 * config/mips/mips.md (*extenddi_truncate<mode>,
21797 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21799 (*extendhi_truncateqi): New define_insn_and_sptit.
21801 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21803 PR middle-end/40204
21804 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21805 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21807 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21809 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21810 the operand of VIEW_CONVERT_EXPR.
21812 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21814 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21815 extended family and model for Intel processors. Support Intel Atom.
21817 2009-05-20 Olivier Hainque <hainque@adacore.com>
21819 * gstab.h (stab_code_type): Define, to be used instead of the
21820 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21822 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21823 occurrences by stab_code_type.
21824 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21826 2009-05-20 Martin Jambor <mjambor@suse.cz>
21828 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21829 (sra_insert_before): Likewise.
21830 (sra_insert_after): Likewise.
21831 (sra_init_cache): Likewise.
21832 (sra_type_can_be_decomposed_p): Likewise.
21833 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21834 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21835 (sra_insert_before): Likewise.
21836 (sra_insert_after): Likewise.
21837 (sra_init_cache): Likewise.
21838 (insert_edge_copies_seq): Made static and moved upwards.
21840 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21843 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21845 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21846 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21849 2009-05-20 Richard Guenther <rguenther@suse.de>
21851 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21852 with mismatched comparison modes.
21854 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21856 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21857 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21858 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21859 with shifts for Thumb2.
21860 (orsi_notsi): New for orn.
21861 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21862 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21863 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21864 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21865 Don't invert remainder for IOR.
21867 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21869 PR tree-optimization/40087
21870 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21871 number_of_iterations_ne): Rename never_infinite argument.
21872 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21873 number_of_iterations_le): Handle pointer-type ivs when
21874 exit_must_be_taken is false.
21875 (number_of_iterations_cond): Do not always assume that
21876 exit_must_be_taken if the control variable is a pointer.
21878 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21880 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21881 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21883 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21885 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21886 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21888 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21891 * c.opt (Wlogical-op): Disabled by default.
21892 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21894 * doc/invoke.texi (Wlogical-op): Likewise.
21896 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21898 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21900 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21901 Propagate the type of the first operand.
21902 <ASSERT_EXPR>: Simplify.
21903 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21904 Rewrite using the RHS code as discriminant.
21905 <NOP_EXPR>: Turn into CASE_CONVERT.
21906 <PLUS_EXPR>: Propagate the type of the first operand.
21908 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21910 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21911 (ia64_dconst_0_375): New.
21912 * config/ia64/ia64.c (ia64_override_options): Remove
21913 -minline-sqrt-min-latency warning.
21914 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21915 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21916 * config/ia64/ia64.md (*sqrt_approx): Remove.
21917 (sqrtsf2): Remove #if 0.
21918 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21919 (sqrtdf): Remove assert.
21920 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21921 (sqrtxf2): Remove #if 0.
21922 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21923 * div.md (sqrt_approx_rf): New.
21924 (sqrtsf2_internal_thr): New implementation.
21925 (sqrtsf2_internal_lat): New.
21926 (sqrtdf2_internal_thr: New implementation.
21927 (sqrtxf2_internal): New implementation.
21929 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21930 Hans-Peter Nilsson <hp@axis.com>
21932 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21933 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21934 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21935 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21936 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21937 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21938 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21939 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21940 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21941 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21942 * c-common.c: ...from here.
21944 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21946 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21948 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21950 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21952 2009-05-19 Ben Elliston <bje@au.ibm.com>
21954 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21955 assignments with memcpy calls.
21956 (add_fdes): Likewise.
21957 (binary_search_unencoded_fdes): Likewise.
21958 (linear_search_fdes): Eliminate type puns.
21960 2009-05-19 Richard Guenther <rguenther@suse.de>
21962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21963 not falsely claim to have propagated into all uses.
21965 2009-05-19 Ben Elliston <bje@au.ibm.com>
21967 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21970 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21972 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21973 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21974 (TARGET_LEGITIMATE_ADDRESS_P): New.
21975 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21976 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21978 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21981 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21982 child of the containing namespace's DIE.
21984 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21986 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21987 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21988 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21991 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21994 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21995 gen_align with gen_pad.
21996 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21997 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21999 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22000 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22002 * config/i386/i386.md (align): Renamed to ...
22003 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22004 ASM_OUTPUT_MAX_SKIP_PAD.
22006 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
22008 * config.gcc: Fix variable syntax.
22011 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22012 before calling exact_log2.
22013 (output_iorsi3): Likewise.
22014 (output_xorsi3): Likewise.
22016 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22018 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22019 for the none zero constant operand except for EQ and NE
22020 comprisons even when the first operand is R0.
22022 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
22024 * config/s390/2064.md: Remove trailing whitespaces.
22025 * config/s390/2084.md: Likewise.
22026 * config/s390/constraints.md: Likewise.
22027 * config/s390/fixdfdi.h: Likewise.
22028 * config/s390/libgcc-glibc.ver: Likewise.
22029 * config/s390/s390-modes.def: Likewise.
22030 * config/s390/s390-protos.h: Likewise.
22031 * config/s390/s390.c: Likewise.
22032 * config/s390/s390.h: Likewise.
22033 * config/s390/s390.md: Likewise.
22034 * config/s390/tpf-unwind.h: Likewise.
22036 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22038 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22040 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22043 * configure.ac (m68k-*-*): Check if binutils support TLS.
22044 * configure: Regenerate.
22045 * config/m68k/predicates.md (symbolic_operand): Extend comment.
22046 * config/m68k/constraints.md (Cu): New constraint.
22047 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22048 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22049 (movsi): Handle TLS symbols.
22050 (addsi3_5200): Handle XTLS symbols, indent.
22051 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22052 (m68k_tls_reference_p): Declare.
22053 (m68k_legitimize_address): Declare.
22054 (m68k_unwrap_symbol): Declare.
22055 * config/m68k/m68k.opt (mxtls): New option.
22056 * config/m68k/m68k.c (ggc.h): Include.
22057 (m68k_output_dwarf_dtprel): Implement hook.
22058 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22059 (m68k_expand_prologue): Load GOT pointer when function needs it.
22060 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22061 (m68k_legitimate_constant_address_p): Same.
22062 (m68k_decompose_address): Handle TLS references.
22063 (m68k_get_gp): New static function.
22064 (enum m68k_reloc): New contants.
22065 (TLS_RELOC_P): New macro.
22066 (m68k_wrap_symbol): New static function.
22067 (m68k_unwrap_symbol): New function.
22068 (m68k_final_prescan_insn_1): New static function.
22069 (m68k_final_prescan_insn): New function.
22070 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22072 (legitimize_pic_address): Handle TLS references..
22073 (m68k_tls_get_addr, m68k_get_tls_get_addr)
22074 (m68k_libcall_value_in_a0_p)
22075 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22076 (m68k_call_m68k_read_tp): Helper variables and functions for ...
22077 (m68k_legitimize_tls_address): Handle TLS references.
22078 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22080 (m68k_legitimize_address): Handle TLS symbols.
22081 (m68k_get_reloc_decoration): New static function.
22082 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22084 (m68k_output_dwarf_dtprel): Implement hook.
22085 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22086 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
22087 m68k_call_* routines.
22088 (sched_attr_op_type): Handle TLS symbols.
22089 (gt-m68k.h): Include.
22090 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22091 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
22093 2009-05-18 Martin Jambor <mjambor@suse.cz>
22095 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
22096 (visit_store_addr_for_mod_analysis): New function.
22097 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22098 (determine_cst_member_ptr): Use gimple_assign_single_p.
22099 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22100 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22101 operands. Don't check number of operands of a NOP_EXPR.
22103 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
22105 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22107 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
22110 * c-common.c (warn_logical_operator): Don't warn if one of
22111 expression isn't always true or false.
22113 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
22115 * config/i386/biarch32.h: New file.
22116 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22118 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
22120 * config/mips/mips.md (*zero_extend<mode>_trunchi,
22121 *zero_extend<mode>_truncqi): Merge these into ...
22122 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22123 Name the pattern following this as *zero_extendhi_truncqi.
22125 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
22127 PR middle-end/39301
22128 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22129 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22130 (output_info): Make field HOST_WIDEST_INT.
22131 (print_statistics): Use HOST_WIDEST_INT_PRINT.
22132 (dump_bitmat_statistics): Same.
22134 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
22136 * config.gcc (use_gcc_stdint): Set to wrap.
22137 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22138 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22139 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22140 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22141 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22142 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22143 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22144 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22146 2009-05-16 Joseph Myers <joseph@codesourcery.com>
22148 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22150 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22151 Move definitions earlier.
22152 (OPT_ARCH64, OPT_ARCH32): Define.
22153 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22156 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22159 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22162 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22164 * arm.md (movdi2): Copy non-reg values to DImode registers.
22166 2009-05-16 Jakub Jelinek <jakub@redhat.com>
22169 * final.c (label_to_max_skip): New function.
22170 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22171 CODE_LABEL_NUMBER <= max_labelno.
22172 * output.h (label_to_max_skip): New prototype.
22173 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22174 (ix86_avoid_jump_mispredicts): ... this. Don't define if
22175 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
22176 Handle CODE_LABELs with >= 16 byte alignment or with
22177 max_skip == (1 << align) - 1.
22178 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22179 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22182 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22183 .p2align 3 if MAX_SKIP is smaller than 7.
22184 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22186 2009-05-15 Ian Lance Taylor <iant@google.com>
22188 * alias.c (struct alias_set_entry_d): Rename from struct
22189 alias_set_entry. Change all uses.
22190 * except.c (struct call_site_record_d): Rename from struct
22191 call_site_record. Change all uses.
22192 * except.h (struct eh_region_d): Rename from struct eh_region.
22194 * gcse.c (struct hash_table_d): Rename from struct hash_table.
22196 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22197 ivtype_map_elt. Change all uses.
22198 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22200 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
22201 * graphite.h (struct name_tree_d): Rename from struct name_tree.
22203 (struct sese_d): Rename from struct sese. Change all uses.
22204 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
22205 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
22206 * optabs.h (struct optab_d): Rename from struct optab. Change all
22208 (struct convert_optab_d): Rename from struct convert_optab.
22210 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22211 ipa_opt_pass. Change all uses.
22212 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
22215 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22216 defined as a typedef.
22217 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
22220 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22223 * fold-const.c (make_range,build_range_check,merge_ranges): Move
22225 (merge_ranges): Returns bool.
22226 * tree.h (make_range): .. to here.
22227 (build_range_check): Likewise.
22228 (merge_ranges): Likewise. Renamed from merge_ranges.
22229 * c-typeck.c (parser_build_binary_op): Update calls to
22230 warn_logical_operator.
22231 * c-common.c (warn_logical_operator): Add new warning.
22232 * c-common.h (warn_logical_operator): Update declaration.
22234 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22236 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22238 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22240 * doc/install.texi: Document MPC requirements, flags etc.
22242 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22243 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22244 Evaluate constant arguments.
22245 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22246 (fold_builtin_1): Likewise, also evaluate constant arguments.
22247 Remove superfluous break.
22248 (do_mpc_ckconv): New.
22249 * real.h: Include mpc.h.
22250 * toplev.c (print_version): Output MPC version info if available.
22252 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22254 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22256 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
22258 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22261 2009-05-15 Jan Hubicka <jh@suse.cz>
22263 * doc/invoke.texi (max-early-inliner-iterations): New flag.
22264 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22265 (try_inline): Fix return value.
22266 (cgraph_decide_inlining_incrementally): Honor new value.
22267 (cgraph_early_inlining): Handle indirect inlining.
22268 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22270 2009-05-15 Jan Hubicka <jh@suse.cz>
22272 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22273 * cgraphunit.c (cgraph_finalize_function): Set it.
22274 (cgraph_expand_function): Use it.
22276 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22278 * real.c (encode_ieee_half): Define.
22279 (decode_ieee_half): Define.
22280 (ieee_half_format): Define.
22281 (arm_half_format): Define.
22282 * real.h (ieee_half_format): Declare.
22283 (arm_half_format): Declare.
22285 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22287 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22288 swapped, and reversed optabs exist before trying to use them.
22290 2009-05-15 Paul Brook <paul@codesourcery.com>
22291 Sandra Loosemore <sandra@codesourcery.com>
22293 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22294 loads. Allow PRE_DEC.
22295 (output_move_neon): Handle PRE_DEC.
22296 (arm_print_operand): Add 'A' for neon structure loads.
22297 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22298 * config/arm/neon.md (neon_mov): Update comment.
22299 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22301 (Um): New constraint.
22303 2009-05-15 Jan Hubicka <jh@suse.cz>
22305 Revert the following patch until testsuite fallout is fixed:
22306 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22307 * cgraph.h (struct inline_summary): New filed self_wize,
22308 size_inlining_benefit, self_time and time_inlining_benefit.
22309 (struct cgraph_global_info): Replace insns by time ans size fields.
22310 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22311 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22312 (ipcp_update_callgraph): Do not touch function bodies.
22313 * ipa-inline.c: Include except.h
22314 (MAX_TIME): New constant.
22315 (overall_insns): Remove
22316 (overall_size, max_benefit): New static variables.
22317 (cgraph_estimate_time_after_inlining): New function.
22318 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22319 (cgraph_clone_inlined_nodes): Update size.
22320 (cgraph_mark_inline_edge): Update size.
22321 (cgraph_estimate_growth): Use size info.
22322 (cgraph_check_inline_limits): Check size.
22323 (cgraph_default_inline_p): Likewise.
22324 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22325 (cgraph_decide_recursive_inlining): Check size.
22326 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22328 (cgraph_decide_inlining): Likewise.
22329 (cgraph_decide_inlining_incrementally): Likewise; honor
22330 PARAM_EARLY_INLINING_INSNS.
22331 (likely_eliminated_by_inlining_p): New predicate.
22332 (estimate_function_body_sizes): New function.
22333 (compute_inline_parameters): Use it.
22334 * except.c (must_not_throw_labels): New function.
22335 * except.h (must_not_throw_labels): Declare.
22336 * tree-inline.c (init_inline_once): Kill inlining_weigths
22337 * tree-ssa-structalias.c: Avoid uninitialized warning.
22338 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22339 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22340 (PARAM_INLINE_CALL_COST): Remove.
22341 (PARAM_EARLY_INLINING_INSNS): New.
22343 2009-05-15 Richard Guenther <rguenther@suse.de>
22345 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22346 not TODO_update_ssa.
22348 2009-05-15 Richard Guenther <rguenther@suse.de>
22350 PR tree-optimization/39999
22351 * gimple.h (gimple_expr_type): Use the expression type looking
22352 through useless conversions.
22353 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22354 (vn_nary_op_insert_stmt): Likewise.
22355 (simplify_binary_expression): Likewise.
22357 2009-05-15 Richard Guenther <rguenther@suse.de>
22359 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22360 New options, enabled by default.
22361 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22363 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22364 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22365 * tree-ssa-structalias.c (gate_tree_pta): New function.
22366 (pass_build_alias): Use it.
22368 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22371 recurse on an invariant address if a conversion from a pointer
22372 type to a wider integer type is involved.
22374 2009-05-15 Jan Hubicka <jh@suse.cz>
22376 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22377 * cgraph.h (struct inline_summary): New filed self_wize,
22378 size_inlining_benefit, self_time and time_inlining_benefit.
22379 (struct cgraph_global_info): Replace insns by time ans size fields.
22380 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22381 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22382 (ipcp_update_callgraph): Do not touch function bodies.
22383 * ipa-inline.c: Include except.h
22384 (MAX_TIME): New constant.
22385 (overall_insns): Remove
22386 (overall_size, max_benefit): New static variables.
22387 (cgraph_estimate_time_after_inlining): New function.
22388 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22389 (cgraph_clone_inlined_nodes): Update size.
22390 (cgraph_mark_inline_edge): Update size.
22391 (cgraph_estimate_growth): Use size info.
22392 (cgraph_check_inline_limits): Check size.
22393 (cgraph_default_inline_p): Likewise.
22394 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22395 (cgraph_decide_recursive_inlining): Check size.
22396 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22398 (cgraph_decide_inlining): Likewise.
22399 (cgraph_decide_inlining_incrementally): Likewise; honor
22400 PARAM_EARLY_INLINING_INSNS.
22401 (likely_eliminated_by_inlining_p): New predicate.
22402 (estimate_function_body_sizes): New function.
22403 (compute_inline_parameters): Use it.
22404 * except.c (must_not_throw_labels): New function.
22405 * except.h (must_not_throw_labels): Declare.
22406 * tree-inline.c (init_inline_once): Kill inlining_weigths
22407 * tree-ssa-structalias.c: Avoid uninitialized warning.
22408 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22409 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22410 (PARAM_INLINE_CALL_COST): Remove.
22411 (PARAM_EARLY_INLINING_INSNS): New.
22412 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22413 (inline-call-cost): Remove.
22414 (early-inlining-insns): New.
22416 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22418 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22420 (print_int_cst_bounds_in_octal_p): Likewise.
22421 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22423 * dwarf2out.c (base_type_die): Likewise.
22424 (is_subrange_type): Delete.
22425 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22426 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22427 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22428 if the destination type is boolean.
22429 (build_range_check): Do not special-case subtypes.
22430 (fold_sign_changed_comparison): Likewise.
22431 (fold_unary): Likewise.
22432 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22433 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22434 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22435 * tree.c (subrange_type_for_debug_p): New predicate based on the
22436 former is_subrange_type.
22437 * tree.h (subrange_type_for_debug_p): Declare.
22438 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22439 (convert_affine_scev): Remove call to above function.
22440 (chrec_convert_aggressive): Likewise.
22441 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22442 false for conversions involving subtypes.
22443 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22444 (vrp_val_min): Likewise.
22445 (needs_overflow_infinity): Likewise.
22446 (extract_range_from_unary_expr): Likewise.
22448 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22450 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22451 * config/frv/frv.c: Likewise.
22452 * config/s390/s390.c: Likewise.
22453 * config/sparc/sparc.h: Likewise.
22454 * config/i386/i386.h: Likewise.
22455 * config/i386/i386.c: Likewise.
22456 * config/crx/crx.c: Likewise.
22457 * config/m68hc11/m68hc11.h: Likewise.
22458 * config/iq2000/iq2000.c: Likewise.
22459 * config/mn10300/mn10300.h: Likewise.
22460 * config/mn10300/mn10300.c: Likewise.
22461 * config/m68k/m68k.c: Likewise.
22462 * config/rs6000/rs6000.c: Likewise.
22463 * config/rs6000/xcoff.h: Likewise.
22464 * config/rs6000/linux64.h: Likewise.
22465 * config/rs6000/sysv4.h: Likewise.
22466 * config/score/score3.c: Likewise.
22467 * config/score/score7.c: Likewise.
22468 * config/score/score.c: Likewise.
22469 * config/arm/arm.md: Likewise.
22470 * config/mips/mips.c: Likewise.
22471 * config/mips/mips.md: Likewise.
22472 * config/bfin/bfin.h: Likewise.
22473 * config/pa/pa.c: Likewise.
22474 * config/pa/constraints.md: Likewise.
22476 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22477 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22478 * config/pdp11/pdp11.h: Use memory_address_p instead.
22480 2009-05-14 Ian Lance Taylor <iant@google.com>
22482 * passes.c (finish_optimization_passes): Change i to int.
22483 * plugin.c (plugins_active_p): Change event to int.
22484 (dump_active_plugins): Likewise.
22485 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22487 * tree.c (tree_range_check_failed): Change c to unsigned int.
22488 (omp_clause_range_check_failed): Likewise.
22489 (build_common_builtin_nodes): Change mode to int. Add cast.
22490 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22491 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22493 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22494 ++ or -- with a variable of enum type.
22496 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22499 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22501 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22503 * store-motion.c: Do not include params.h
22504 * Makefile.in: Fix dependencies for various files.
22506 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22508 * auto-inc-dec.c: Fix pass description, remove apparent
22509 accidental duplication.
22511 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22513 PR middle-end/40147
22514 * ipa-utils.h (memory_identifier_string): Moved to ...
22515 * tree.h (memory_identifier_string): Here. Add GTY(()).
22517 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22519 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22520 in the former documentation of...
22521 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22522 * ira-conflicts.c (get_dup_num): Use address_operand.
22523 * targhooks.c (default_legitimate_address_p): New.
22524 * targhooks.h (default_legitimate_address_p): New.
22525 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22527 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22528 * target.h (struct target): Add legitimate_address_p.
22529 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22530 (TARGET_INITIALIZER): Include it.
22532 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22533 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22534 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22535 (TARGET_LEGITIMATE_ADDRESS_P): New.
22537 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22538 (REG_OK_STRICT_P): Delete.
22539 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22540 (frv_legitimate_address_p_1): ... this.
22541 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22542 (frv_legitimate_address_p_1): ... the renamed old
22543 frv_legitimate_address_p.
22544 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22545 (TARGET_LEGITIMATE_ADDRESS_P): New.
22547 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22548 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22549 * config/s390/s390.c (legitimate_address_p): Rename to...
22550 (s390_legitimate_address_p): ... this, make static.
22551 (legitimize_address): Adjust call.
22552 (TARGET_LEGITIMATE_ADDRESS_P): New.
22553 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22555 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22556 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22557 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22558 (TARGET_LEGITIMATE_ADDRESS_P): New.
22560 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22561 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22562 * config/spu/spu.c (spu_legitimate_address): Rename to...
22563 (spu_legitimate_address_p): ... this, make static.
22564 (TARGET_LEGITIMATE_ADDRESS_P): New.
22566 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22567 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22568 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22569 (sparc_legitimate_address_p): ... this, make static and return bool.
22570 (legitimize_address): Adjust call.
22571 (TARGET_LEGITIMATE_ADDRESS_P): New.
22573 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22574 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22575 * config/i386/i386.c (legitimate_address_p): Rename to...
22576 (ix86_legitimate_address_p): ... this, make static.
22577 (constant_address_p): Move after it, adjust call.
22578 (TARGET_LEGITIMATE_ADDRESS_P): New.
22580 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22581 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22582 * config/avr/avr.c (legitimate_address_p): Rename to...
22583 (avr_legitimate_address_p): ... this, make static.
22584 (legitimize_address): Adjust call.
22585 (TARGET_LEGITIMATE_ADDRESS_P): New.
22587 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22588 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22589 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22590 (TARGET_LEGITIMATE_ADDRESS_P): New.
22592 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22593 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22594 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22595 (TARGET_LEGITIMATE_ADDRESS_P): New.
22597 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22598 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22600 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22602 (TARGET_LEGITIMATE_ADDRESS_P): New.
22604 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22605 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22607 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22609 (m68hc11_legitimate_address_p): ... this, make static.
22610 (go_if_legitimate_address_internal): Rename to...
22611 (m68hc11_legitimate_address_p_1): ... this.
22612 (legitimize_address): Adjust call.
22613 (TARGET_LEGITIMATE_ADDRESS_P): New.
22615 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22616 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22617 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22618 (TARGET_LEGITIMATE_ADDRESS_P): New.
22620 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22621 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22622 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22623 (mn10300_legitimate_address_p): ... this, make static.
22624 (TARGET_LEGITIMATE_ADDRESS_P): New.
22626 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22627 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22628 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22629 (TARGET_LEGITIMATE_ADDRESS_P): New.
22631 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22632 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22633 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22634 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22635 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22636 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22637 (rs6000_legitimate_address_p): ... this, make static.
22638 (TARGET_LEGITIMATE_ADDRESS_P): New.
22639 (REG_MODE_OK_FOR_BASE_P): Delete.
22640 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22642 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22643 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22645 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22646 static, adjust types.
22647 (TARGET_LEGITIMATE_ADDRESS_P): New.
22649 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22650 * config/score/score.c (score_address_p): Rename to...
22651 (score_legitimate_address_p): ... this.
22652 (TARGET_LEGITIMATE_ADDRESS_P): New.
22653 * config/score/score3.c (score3_address_p): Rename to...
22654 (score3_legitimate_address_p): ... this.
22655 * config/score/score7.c (score7_address_p): Rename to...
22656 (score7_legitimate_address_p): ... this.
22658 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22659 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22660 GO_IF_LEGITIMATE_ADDRESS): Delete.
22661 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22662 thumb2_legitimate_address_p): Delete.
22663 (arm_legitimate_address_p): Rename to...
22664 (arm_legitimate_address_outer_p): ... this.
22665 * config/arm/constraints.md ("Uq"): Adjust call.
22666 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22667 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22669 (arm_legitimate_address_outer_p): ... this.
22670 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22672 (TARGET_LEGITIMATE_ADDRESS_P): New.
22674 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22675 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22676 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22677 (TARGET_LEGITIMATE_ADDRESS_P): New.
22679 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22680 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22681 * config/vax/vax.c (legitimate_address_p): Rename to...
22682 (vax_legitimate_address_p): ... this, make static.
22683 (TARGET_LEGITIMATE_ADDRESS_P): New.
22685 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22686 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22687 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22688 (TARGET_LEGITIMATE_ADDRESS_P): New.
22690 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22691 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22692 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22693 (mmix_legitimate_address_p): ... this, make static.
22694 (TARGET_LEGITIMATE_ADDRESS_P): New.
22696 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22697 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22698 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22699 (TARGET_LEGITIMATE_ADDRESS_P): New.
22701 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22703 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22704 of MODE_COMPLEX_INT.
22706 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22708 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22709 LCT_NORMAL in function call.
22710 * mips-tdump.c (print_file_desc): Add cast to enum type.
22711 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22712 (mark_stabs): Add casts to enum types.
22713 (parse_stabs_common): Add casts to enum types.
22715 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22717 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22718 Check for invalid values of LETTER.
22720 2009-05-13 Taras Glek <tglek@mozilla.com>
22722 * attribs.c (register_attribute): moved out attribute registration
22723 into register_attribute.
22724 * doc/plugins.texi: Documented register_attribute and
22726 * gcc-plugin.h: Added forward decl for register_attribute.
22727 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22728 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22729 PLUGIN_ATTRIBUTES boilerplate.
22731 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22733 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22734 values even in sentinel and empty entries.
22735 (ms_printf_flag_specs): Likewise.
22736 (ms_scanf_flag_specs): Likewise.
22737 (ms_strftime_flag_specs): Likewise.
22738 (ms_print_char_table): Likewise.
22739 (ms_scan_char_table): Likewise.
22740 (ms_time_char_table): Likewise.
22742 2009-05-13 Doug Kwan <dougkwan@google.com>
22744 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22746 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22748 * config/mips/mips.md (store): Add attributes for QI and HI.
22750 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22751 (truncdi<mode>2): ... this new pattern.
22753 2009-05-13 Brad Hards <bradh@kde.org>
22755 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22757 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22758 Ben Elliston <bje@au.ibm.com>
22760 PR middle-end/40035
22761 * dse.c (check_mem_read_rtx): Guard against width == -1.
22763 2009-05-13 Michael Matz <matz@suse.de>
22765 PR middle-end/39976
22766 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22767 (trivially_conflicts_p): New function.
22768 (insert_backedge_copies): Use it.
22770 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22772 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22773 (handle_stdc_pragma): Use new enum constant names.
22774 (handle_pragma_float_const_decimal64): Ditto.
22776 2009-05-13 Ian Lance Taylor <iant@google.com>
22778 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22781 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22783 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22784 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22786 * config/m68k/m68k.h (FL_UCLINUX): Define.
22788 2009-05-13 Jan Hubicka <jh@suse.cz>
22790 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22792 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22794 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22795 unless -fschedule-insns is specified.
22797 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22800 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22801 TARGET_EXPAND_CBRANCHDI4.
22802 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22803 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22804 (cmpeqdi): Fix comment.
22806 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22808 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22809 (sh_legitimate_address_p): Likewise.
22810 * config/sh/sh.c (sh_legitimate_index_p): New.
22811 (sh_legitimate_address_p): Likewise.
22812 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22813 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22814 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22815 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22816 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22817 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22818 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22819 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22820 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22822 2009-05-12 Jan Hubicka <jh@suse.cz>
22824 * tree-inline.c (estimate_operator_cost): Add operands;
22825 when division happens by constant, it is cheap.
22826 (estimate_num_insns): Loads and stores are not having cost of 0;
22827 EH magic stuff is cheap; when computing runtime cost of switch,
22828 use log2 base of amount of its cases; builtin_expect has cost of 0;
22829 compute cost for moving return value of call.
22830 (init_inline_once): Initialize time_based flags.
22831 * tree-inline.h (eni_weights_d): Add time_based flag.
22833 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22835 * df-core.c: Update head documentation.
22837 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22840 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22841 shadowing exisiting variable op1.
22843 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22846 * config/i386/driver-i386.c (processor_signatures): New enum.
22847 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22848 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22849 processor signature to detect geode processor.
22851 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22855 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22857 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22858 causes spurious differences between trunk and cond-optab branch.
22860 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22862 * dojump.c (compare_from_rtx): Delete.
22863 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22864 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22865 if the comparison does not satisfy the predicate; test predicates for
22866 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22867 further if one existing pattern fails.
22868 * expr.h (compare_from_rtx): Delete.
22869 (prepare_operand): Declare it.
22870 * optabs.c: Change "lib call" to "libcall" throughout.
22871 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22872 HAVE_conditional_trap, emit_cmp_insn): Delete.
22873 (can_compare_p): Delete cmp_optab case.
22874 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22875 Accept other parameters by value.
22876 (prepare_operand): Make non-static.
22877 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22878 other parameters by value. Try to widen operands here based on
22879 an optab_methods argument and looking at cbranch_optab.
22880 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22881 loop. Use cbranch_optab directly.
22882 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22883 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22885 (emit_conditional_move, emit_conditional_add): Inline what's needed
22886 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22887 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22888 with COMPARE. Move cmov_optab and cstore_optab above
22889 with cbranch_optab, move cmp_optab down with ucmp_optab,
22890 remove tst_otpab. Do not initialize trap_rtx.
22891 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22892 for trap code. Do not check HAVE_conditional_trap. Use
22893 prepare_cmp_insn. Accept no predicate for operand 3.
22894 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22895 (OTI_ctrap, ctrap_optab): New.
22896 (tst_optab): Delete.
22897 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22898 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22899 with lookup of ctrap_optab.
22900 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22902 (ctrap_optab): New.
22904 * combine.c (combine_simplify_rtx, simplify_set): Do not
22905 special case comparing against zero for cc0 machines.
22906 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22907 COMPARE on cc0 machines.
22908 (simplify_relational_operation): Return a new expression when
22909 a COMPARE could be removed.
22910 * final.c (final_scan_insn): Compare cc_status values
22911 against LHS of a (compare FOO (const_int 0)) cc0 source.
22912 Also check if cc_status.value is the full compare.
22914 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22915 (cstoreMM4): Document.
22916 (conditional_trap): Document ctrapMM4 instead.
22917 (sync_compare_and_swapMM): Refer to cbranchcc4.
22918 (Dependent Patterns): Eliminate obsolete information referring to
22919 the old jump optimization phase.
22920 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22921 of compares with 0 on cc0 machines.
22922 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22923 avoiding references to cc0. Remove text about storing operands
22925 * doc/tm.texi (Condition Codes): Include blurb on different
22926 condition code representations, separate into subsections for
22927 CC0, MODE_CC and conditional execution.
22929 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22930 alpha_emit_setcc): Accept operands and a machine mode.
22931 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22932 Get code/op0/op1 from operands, use machine mode argument
22933 instead of alpha_compare.fp_p. Emit the branch here.
22934 (alpha_emit_setcc): Likewise, and return boolean.
22935 (alpha_emit_conditional_move): Likewise. Assert that
22936 cmp_op_mode == cmp_mode, and simplify accordingly.
22937 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22938 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22939 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22941 (stack probe test): Use cbranchdi4.
22942 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22944 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22945 * config/arc/arc.h (movsicc, movsfcc): Use it.
22946 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22947 (cbranchsi4, cstoresi4): New.
22948 (cmpsi, bCC and sCC expanders): Remove.
22950 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22951 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22952 * config/arm/predicates.md (arm_comparison_operator): Only include
22953 floating-point operators if there is a hardware floating-point unit.
22954 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22955 deferring to cbranch_cc and cstore_cc respectively.
22956 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22957 cbranch_cc, cstore_cc): New.
22958 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22960 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22962 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22963 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22965 (adjust_insn_length): Adjust calls.
22966 (avr_reorg): Handle (compare (foo) (const_int 0)).
22967 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22968 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22969 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22970 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22972 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22973 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22975 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22976 (cbranchsi4, cstorebi4, cstoresi4): New.
22977 (movbisi): This insn is duplicate, split it to zero_extend.
22978 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22979 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22980 (bfin_optimize_loop): Use cbranch expander.
22981 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22982 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22983 (bfin_bimode_comparison_operator): ... this.
22984 (bfin_direct_comparison_operator): New.
22986 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22987 inside (compare FOO (const_int 0)).
22988 (cris_rtx_costs): Handle ZERO_EXTRACT.
22989 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22990 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22991 (*tstdi_v32): Delete.
22992 (*cmpdi_non_v32): Add M alternative for operand 1.
22993 (cmpsi, cmp<mode>): Make private.
22994 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22996 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22998 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22999 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23000 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23001 (cc_reg_operand): New.
23002 (any_cond): Delete.
23003 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23004 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23005 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23006 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23007 crx_expand_scond): Delete.
23009 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23011 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23012 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23014 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23015 cstoresi4, cstoresf4, cstoredf4): New.
23016 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23017 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23018 Receive the entire operands array.
23019 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23020 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23021 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23022 Get test/op0/op1 from the operands array.
23023 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23025 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23026 (h8300_expand_store): New.
23027 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23029 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
23030 (h8300_expand_store): New.
23031 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23032 or do not try to produce (set (cc0) REG).
23033 (peepholes): Wrap arguments with COMPARE. Add a peephole to
23034 change a compare into a move to a scratch register. Disable some
23035 peepholes when comparing with zero.
23036 (tstsi, tsthi, tstsi, cmpqi): Make private.
23038 (bCC, sCC): Delete.
23039 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23042 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23043 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23044 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
23045 (ix86_emit_i387_log1p): Use cbranchxf2.
23046 (ix86_expand_setcc): Return void.
23047 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23048 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23049 cmp<MODEF>, cmpcc): Remove.
23050 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23051 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23052 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23053 (sCC and bCC expanders): Remove.
23054 (stack_protect_test): Use cbranchcc4.
23056 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23058 (ia64_expand_compare): Accept three rtx by reference and return void.
23059 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23060 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
23061 from *expr. Update *expr with the BImode comparison to do.
23062 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23063 cmptf, bCC, sCC, conditional_trap): Delete.
23064 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23065 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23066 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23067 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23068 * config/ia64/predicates.md (ia64_cbranch_operator): New.
23070 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23071 type of last argument.
23072 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23073 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23074 use machine mode argument instead of branch_type. Remove dead
23075 code for floating-point comparisons.
23076 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23077 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23079 (cbranchsi4, cstoresi4): New.
23080 * config/iq2000/predicates.md (reg_or_const_operand): New.
23082 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23083 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
23084 (b<code>_op): Rewrite to...
23085 (bcc_op): ... this, using match_operator.
23086 (s<code>_op): Rewrite to...
23087 (scc_op): ... this, using match_operator.
23088 (s<code>_24_op): Rewrite to...
23089 (scc_op_24): ... this, using match_operator.
23090 (s<code>_<mode>): Rewrite to...
23091 (cstore<mode>4): ... this, using match_operator.
23092 (s<code>_<mode>_24): Rewrite to...
23093 (cstore<mode>4_24): ... this, using match_operator.
23094 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23095 m32c_unpend_compare, m32c_expand_scc): Delete.
23096 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23097 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23098 (m32c_expand_movcc): Change NE to EQ if necessary.
23099 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23101 * config/m32r/m32r-protos.h (gen_cond_store): New.
23102 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23103 (gen_cond_store): New, from sCC patterns.
23104 (m32r_expand_block_move): Use cbranchsi4.
23105 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23106 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23107 (cbranchsi4, cstoresi4): New.
23109 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23111 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23112 (m68hc11_notice_update_cc): Look into a compare with 0.
23113 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23115 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23116 cmphi, cmpqi, bCC): Delete.
23117 (cbranchsi4, cbranchhi4, cbranchqi4): New.
23118 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23119 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23122 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
23123 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23124 * config/m68k/constraints.md (H): New.
23125 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23126 the define_insn below.
23127 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23128 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23129 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23130 patterns): Wrap RHS with COMPARE.
23131 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23132 (*cmpdi_internal): Name this pattern.
23133 (cmpdi): Change to define_insn.
23134 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23135 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23136 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23138 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23139 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23140 (conditional_trap): Change to...
23141 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23142 (*conditional_trap): Use the ordered_comparison_operator and
23143 const1_operand predicates.
23144 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23145 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23146 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23147 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23149 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23150 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23151 (mcore_gen_compare): New.
23152 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23153 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23154 (mcore_gen_compare): ... this.
23155 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23156 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23157 (stack probe pattern): Use cbranchsi4.
23159 * config/mips/predicates.md (mips_cstore_operator): New.
23160 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23161 * config/mips/mips.md (any_cond): Delete.
23162 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
23164 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23165 fixuns_truncsfdi2): Use cbranch patterns.
23166 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23167 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23168 Adjust call to mips_expand_conditional_branch.
23169 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23171 * config/mips/mips-protos.h (mips_expand_conditional_branch,
23172 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23173 * config/mips/mips.c (cmp_operands): Delete.
23174 (mips_emit_compare): Get comparison operands from *op0/*op1.
23175 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
23176 that it succeeds. Use op0/op1 instead of cmp_operands.
23177 (mips_expand_conditional_branch, mips_expand_conditional_move,
23178 mips_expand_conditional_trap): Likewise.
23179 (mips_block_move_loop): Use cbranch patterns.
23180 * config/mips/mips.h (cmp_operands): Delete.
23182 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
23183 (mmix_gen_compare_reg): Just return a register in the right CC mode.
23184 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23185 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23186 (*cmpcc_folded): Rename to...
23187 (*cmpdi_folded): this.
23188 (*cmpcc): Rename to...
23190 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23193 (cbranchdf4): New. Handle invalid comparisons here.
23194 * config/mmix/predicates.md (float_comparison_operator): New.
23196 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23197 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23198 * config/mn10300/mn10300.md (tst): Delete.
23199 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23200 Name these patterns and wrap RHS in a compare.
23201 (*cmpsi): Make this pattern private. Include tst.
23202 (*cmpsf): Make this pattern private.
23203 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23204 (compare with zero peepholes): Likewise.
23206 (cbranchsi4, cbranchsf4): New.
23207 (casesi): Use cbranchsi4.
23209 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23210 hppa_branch_type): Delete.
23211 (return_addr_rtx): Use cbranchsi4.
23212 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
23213 Emit CCFPmode comparison here.
23214 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
23215 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23216 hppa_branch_type): Delete.
23217 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23218 (movsicc, movdicc): Remove references to hppa_compare_op0,
23219 hppa_compare_op1 and compare_from_rtx.
23220 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23221 (casesi): Use cbranchsi4.
23223 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23224 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23225 * config/pdp11/pdp11.md (register_or_const0_operand): New.
23226 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
23227 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23229 (cbranchdf4, cbranchhi4, cbranchqi4): New.
23230 (*branch, *branch_inverted): New.
23232 * config/picochip/picochip.md (cbranchhi4): Use
23233 ordered_comparison_operator.
23234 (cmphi, bCC): Remove.
23236 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23237 (trap_comparison_operator): Delete.
23238 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23239 rs6000_emit_cbranch): Accept mode and operands.
23240 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23241 rs6000_compare_fp_p): Delete.
23242 (rs6000_generate_compare): Accept mode and comparison. Extract code
23243 and op0/op1 from there. Replace references to rs6000_compare_op0
23244 and rs6000_compare_op1.
23245 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23246 extract result from passed operands.
23247 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23248 extract loc from passed operands.
23249 (rs6000_emit_cmove): Likewise.
23250 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23251 rs6000_compare_fp_p): Delete.
23252 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23253 (cbranch<GPR>4, cbranch<FP>4): New.
23254 (cstore<mode>4): New. Consolidate here all choices about when to use
23255 portable or specialized sCC sequences.
23256 (stack_protect_test): Use cbranchsi4.
23257 (conditional_trap): Replace with ctrap<GPR>4.
23258 (conditional trap insn): Replace trap_comparison_operator with
23259 ordered_comparison_operator.
23261 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23262 (s390_emit_prologue): Use ctrap.
23263 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23264 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23265 New predicates replacing...
23266 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23267 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23268 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23269 (add<mode>cc): Do not use s390_compare_op0/op1.
23270 (s<code>): Change to...
23271 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23272 (seq): Change to...
23273 (cstorecc4): ... this. Handle EQ or NE equally.
23274 (*sne): Un-privatize for use in cstorecc4.
23275 (b<code>): Change to...
23276 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23277 (conditional_trap): Replace with...
23278 (ctrap<GPR>4, ctrap<FP>4): ... these.
23279 (stack_protect): Use cbranchcc4.
23281 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23282 * config/score/score-protos.h (score_gen_cmp): Delete.
23283 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23284 (score_block_move-loop): Use cbranchsi4.
23285 * config/score/score.md (cbranchsi4): New.
23286 (cmpsi, bCC): Delete.
23287 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23288 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23289 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23290 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23291 * config/score/score3.h (score3_gen_cmp): Delete.
23292 * config/score/score7.h (score7_gen_cmp): Delete.
23294 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23295 (sh_emit_scc_to_t): ... this. Return void.
23296 (from_compare): Rename to...
23297 (sh_emit_compare_and_branch): ... this.
23298 (sh_emit_compare_and_set): New.
23299 (sh_expand_t_scc): Accept operands.
23300 * config/sh/predicates.md (sh_float_comparison_operator): New.
23301 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23302 (prepare_scc_operands): Rename to...
23303 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23305 (sh_emit_cheap_store_flag): New.
23306 (sh_emit_set_t_insn): New.
23307 (from_compare): Rename to...
23308 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23309 handling of TARGET_SH2E floating point to avoid recursive call.
23310 Generate branch here.
23311 (sh_emit_compare_and_set): New.
23312 (sh_expand_t_scc): Get op0/op1 from arguments.
23313 (sh_emit_cheap_store_flag): New.
23314 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23316 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23317 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23318 (movsicc, movdicc): Do nothing when it recreated operands from
23319 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23320 prepare_scc_operands (now sh_emit_scc_to_t).
23321 (udivdi3): Use cstoresi4.
23322 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23323 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23324 (cbranchint4_media, cbranchfp4_media): New.
23325 (casesi): Use cbranchdi4.
23326 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23328 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23329 (movnegt): Remove second operand.
23330 (cbranchsf4, cbranchdf4): New.
23331 (stack_protect): Use cbranchdi4/cbranchsi4.
23333 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23334 (gen_compare_reg): Accept comparison, extract part of it to...
23335 (gen_compare_reg_1): ... this.
23336 (gen_compare_operator): Delete.
23337 (gen_v9_scc): Accept separate destination, comparison code and arms.
23338 Do not use sparc_compare_op0/sparc_compare_op1.
23339 (emit_scc_insn, emit_conditional_branch_insn): New.
23340 (emit_v9_brxx): Make static. Remove useless assertion.
23341 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23343 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23344 * config/sparc/sparc-protos.h (gen_compare_reg,
23345 sparc_emit_float_lib_cmp): Adjust prototype.
23346 (emit_scc_insn, emit_conditional_branch_insn): New.
23347 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23348 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23349 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23350 iterators to the top.
23351 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23352 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23353 snedi_special_trunc): Delete.
23354 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23355 and snedi_special_trunc.
23356 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23357 cbranchdi4, cbranch<F:mode>4): New.
23358 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23359 here. Use gen_compare_reg instead of gen_compare_operator.
23360 (conditional_trap): Replace with...
23361 (ctrapsi4, ctrapdi4): ... this.
23362 (stack_protect_test): Use cbranchcc4.
23364 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23366 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23367 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23368 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23369 from operands[0] or operands[3] depending on is_set.
23370 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23371 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23372 cmpdf, bCC), sCC: Remove.
23373 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23374 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23376 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23377 spu_emit_branch_or_set.
23379 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23381 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23382 xstormy16_compare_op1): Delete.
23383 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23384 xstormy16_compare_op1): Delete.
23385 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23387 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23388 (cmphi, cmpsi, bCC): Remove.
23390 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23391 (*cmpsi): ... this one.
23392 (cbranchsi4, cstoresi4): New.
23393 (bCC expanders): Delete.
23394 (sCC insns): Fold into...
23395 (*setcc): ... this one.
23396 (casesi): Do not use gen_cmpsi and gen_bgtu.
23397 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23398 (movsicc): Simplify.
23399 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23401 * config/vax/vax-protos.h (cond_name): New.
23402 (vax_output_conditional_branch): Remove.
23403 * config/vax/vax.c (cond_name): New.
23404 (vax_output_conditional_branch): Remove.
23405 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23406 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23407 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23408 (bit<VAXint>): Wrap source with (compare).
23409 (b<code> and following unnamed pattern): Rename to *branch and
23410 *branch_reversed. Change macroization to match_operator.
23411 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23413 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23414 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23415 Change last argument to machine_mode.
23416 (xtensa_expand_scc): Add machine_mode argument.
23417 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23418 (gen_conditional_move, xtensa_expand_conditional_branch,
23419 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23420 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23421 Adjust operand numbers.
23422 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23424 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23425 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23426 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23428 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23430 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23431 causes spurious differences between trunk and cond-optab branch.
23433 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23436 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23438 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23440 * tree.c (iterative_hash_pointer): Delete.
23441 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23442 Hash UIDs and versions of SSA names. Don't special-case built-in
23443 function declarations.
23445 2009-05-11 Ian Lance Taylor <iant@google.com>
23448 * graphite.c: Force -Wc++-compat to only be a warning before
23449 #including "cloog/cloog.h".
23451 2009-05-11 Martin Jambor <mjambor@suse.cz>
23453 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23455 2009-05-11 Jan Hubicka <jh@suse.cz>
23457 * tree-ssa-loop-ivcanon.c: Include target.h
23458 (struct loop_size): new structure.
23459 (constant_after_peeling): New predicate.
23460 (tree_estimate_loop_size): New function.
23461 (estimated_unrolled_size): Rewrite for new estimates.
23462 (try_unroll_loop_completely): Use new estimates.
23463 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23465 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23467 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23468 libcpp interface change.
23469 (spu_macro_to_expand): Likewise.
23471 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23473 PR tree-optimization/40026
23474 * gimplify.c (gimplify_init_constructor): Change initial conditional
23475 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23476 optimize_compound_literals_in_ctor.
23478 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23480 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23482 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23484 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23486 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23487 HOST_WIDE_INT for gap.
23489 2009-05-11 Ira Rosen <irar@il.ibm.com>
23491 PR tree-optimization/40074
23492 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23493 account in group size and step comparison.
23495 2009-05-11 Richard Guenther <rguenther@suse.de>
23497 * passes.c (init_optimization_passes): Strip now incorrect comment.
23498 (execute_function_todo): Do not set PROP_alias.
23499 * tree-pass.h (PROP_alias): Remove.
23500 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23501 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23502 * tree-nrv.c (pass_return_slot): Likewise.
23503 * tree-object-size.c (pass_object_sizes): Likewise.
23504 * tree-ssa-dom.c (pass_dominator): Likewise.
23505 (pass_phi_only_cprop): Likewise.
23506 * tree-ssa-dse.c (pass_dse): Likewise.
23507 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23508 (pass_cselim): Likewise.
23509 * tree-ssa-pre.c (pass_pre): Likewise.
23510 (pass_fre): Likewise.
23511 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23512 * tree-ssa-sink.c (pass_sink_code): Likewise.
23513 * tree-stdarg.c (pass_stdarg): Likewise.
23514 * tree-tailcall.c (pass_tail_calls): Likewise.
23515 * tree-vrp.c (pass_vrp): Likewise.
23517 2009-05-10 Ian Lance Taylor <iant@google.com>
23519 * basic-block.h (enum profile_status): Break out of struct
23520 control_flow_graph.
23521 * cgraph.h (struct inline_summary): Break out of struct
23523 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23524 of struct cgraph_order_sort.
23525 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23526 * cse.c (struct branch_path): Break out of struct
23527 cse_basic_block_data.
23528 * except.h (enum eh_region_type): Break out of struct eh_region.
23529 * gcc.c (enum add_del): Break out of struct modify_target.
23530 * genrecog.c (enum decision_type): Break out of struct decision_test.
23531 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23533 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23534 * regmove.c (enum match_use): New enum, broken out of struct match.
23535 * sched-int.h (enum post_call_group): New enum, broken out of
23537 (struct deps_reg): Break out of struct deps.
23538 * target.h (struct asm_int_op): Break out of struct gcc_target.
23539 * tree-eh.c (struct goto_queue_node): Break out of struct
23541 * tree-inline.h (enum copy_body_cge_which): Break out of
23543 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23545 * c-decl.c (in_struct, struct_types): New static variables.
23546 (pushtag): Add loc parameter. Change all callers.
23547 (lookup_tag): Add ploc parameter. Change all callers.
23548 (check_compound_literal_type): New function.
23549 (parser_xref_tag): Add loc parameter. Change all callers. If
23550 -Wc++-compat, warn about struct/union/enum types defined within a
23552 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23553 and loc parameters. Change all callers. Change error calls to
23554 error_at, using loc. For a redefinition, if the location of the
23555 original definition is known, report it. Set in_struct and
23556 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23557 (finish_struct): Add new parameters enclosing_in_struct and
23558 enclosing_struct_types. Change all callers. Set
23559 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23560 in the struct. If in a struct, add this struct to struct_types.
23561 (start_enum): Add loc parameter. Change all callers. Use
23562 error_at for errors, using loc. For a redefinition, if the
23563 location of the original definition is known, report it. If in a
23564 struct, add this enum type to struct_types. If -Wc++-compat warn
23565 if in sizeof, typeof, or alignof.
23566 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23567 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23568 (c_parser_enum_specifier): Get enum location for start_enum.
23569 (c_parser_struct_or_union_specifier): Get struct location for
23570 start_struct. Save in_struct and struct_types status between
23571 start_struct and finish_struct.
23572 (c_parser_cast_expression): Get location of cast.
23573 (c_parser_alignof_expression): Get location of type.
23574 (c_parser_postfix_expression): Likewise.
23575 (c_parser_postfix_expression_after_paren_type): Add type_loc
23576 parameter. Change all callers. Call check_compound_literal_type.
23577 Use type_loc for error about variable size type.
23578 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23579 of an enum constant from an enum type defined in a struct or union.
23580 (c_cast_expr): Add loc parameter. Change all callers. If
23581 -Wc++-compat, warn about defining a type in a cast.
23582 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23583 (start_enum, start_struct, finish_struct): Update declarations.
23584 (parser_xref_tag, c_cast_expr): Update declarations.
23585 (check_compound_literal_type): Declare.
23587 2009-05-11 Ben Elliston <bje@au.ibm.com>
23589 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23590 for recent libcpp interface change.
23591 (rs6000_macro_to_expand): Likewise.
23593 2009-05-10 Michael Matz <matz@suse.de>
23596 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23597 not at entry of function.
23599 2009-05-10 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/40081
23603 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23604 using the main variant of the element type. Do not fiddle with
23605 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23607 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23608 structs with volatile fields.
23610 2009-05-10 Jan Hubicka <jh@suse.cz>
23612 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23613 (estimate_move_cost): Assert that it does not get called for
23615 (estimate_num_insns): Skip VOID types in argument handling.
23616 (optimize_inline_calls): Delete unreachable blocks and verify that
23617 callgraph is valid.
23619 2009-05-10 Jan Hubicka <jh@suse.cz>
23621 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23622 * cgraph.c (cgraph_mark_address_taken_node): New function.
23623 (dump_cgraph_node): Dump new flag.
23624 * cgraph.h (struct cgraph_node): Add address_taken.
23625 (cgraph_mark_address_taken_node): New function.
23626 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23627 since new direct calls can be born.
23629 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23631 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23632 tok->val.node.node.
23634 2009-05-10 Jan Hubicka <jh@suse.cz>
23636 PR middle-end/40084
23637 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23639 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23640 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23641 * tree-inline.c (copy_bb): Set frequency correctly.
23642 (fold_marked_statements): Update call to
23643 cgraph_update_edges_for_call_stmt.
23645 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23647 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23648 identifiers in diagnostics.
23649 * config/arm/arm.c (arm_handle_fndecl_attribute,
23650 arm_handle_isr_attribute): Likewise.
23651 * config/avr/avr.c (avr_handle_progmem_attribute,
23652 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23653 * config/bfin/bfin.c (handle_int_attribute,
23654 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23655 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23656 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23658 * config/darwin.c (darwin_handle_kext_attribute,
23659 darwin_handle_weak_import_attribute): Likewise.
23660 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23661 h8300_handle_eightbit_data_attribute,
23662 h8300_handle_tiny_data_attribute): Likewise.
23663 * config/i386/i386.c (ix86_handle_cconv_attribute,
23664 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23665 * config/i386/winnt.c (ix86_handle_shared_attribute,
23666 ix86_handle_selectany_attribute): Likewise.
23667 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23668 * config/m32c/m32c.c (function_vector_handler): Likewise.
23669 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23670 m68hc11_handle_fntype_attribute): Likewise.
23671 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23672 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23673 * config/mips/mips.c (mips_insert_attributes,
23674 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23675 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23676 rs6000_handle_struct_attribute): Likewise.
23677 * config/sh/sh.c (sh_insert_attributes,
23678 sh_handle_resbank_handler_attribute,
23679 sh_handle_interrupt_handler_attribute,
23680 sh2a_handle_function_vector_handler_attribute,
23681 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23683 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23684 * config/spu/spu.c (spu_handle_fndecl_attribute,
23685 spu_handle_vector_attribute): Likewise.
23686 * config/stormy16/stormy16.c
23687 (xstormy16_handle_interrupt_attribute): Likewise.
23688 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23689 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23691 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23693 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23694 (pp_translate_identifiers): New.
23695 (pp_identifier): Only conditionally translate identifier to locale
23697 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23698 (pp_base_tree_identifier): Only conditionally translate identifier
23699 to locale character set.
23700 * c-pretty-print.c (M_): Define.
23701 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23702 fragments for conditional translation with M_.
23703 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23704 identifier translation.
23706 2009-05-10 Richard Guenther <rguenther@suse.de>
23708 PR tree-optimization/40081
23709 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23710 using the main variant of the element type. Do not fiddle with
23711 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23713 2009-05-09 Jan Hubicka <jh@suse.cz>
23715 PR middle-end/40080
23716 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23717 indirect calls; verify cgraph afterwards.
23719 2009-05-09 Jan Hubicka <jh@suse.cz>
23722 * ipa.c (update_inlined_to_pointer): New function.
23723 (cgraph_remove_unreachable_nodes): Use it.
23725 2009-05-09 Jan Hubicka <jh@suse.cz>
23727 * tree-eh.c (struct leh_state): Remove prev_try.
23728 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23729 not track prev_try.
23730 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23731 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23732 remove_eh_handler_and_replace, foreach_reachable_handler,
23733 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23734 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23735 (gen_eh_region_cleanup): Update prototype.
23737 2009-05-09 Jan Hubicka <jh@suse.cz>
23739 PR middle-end/40043
23740 * except.c (copy_eh_region): Always set prev_try.
23741 (redirect_eh_edge_to_label): Find outer try.
23742 (foreach_reachable_handler): When looking for prev try
23743 handle case where previous try is not going to be taken.
23745 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23747 PR tree-optimization/40049
23748 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23749 only vector/vector shifts, convert the type of the constant to the
23750 appropriate type to avoid building incorrect trees, which
23751 eventually have problems with garbage collection.
23753 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23755 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23756 -1 for complex floating-point types if honoring signed zeros.
23758 2009-05-08 Jan Hubicka <jh@suse.cz>
23760 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23761 argument; handle correctly when profile is absent.
23762 (build_cgraph_edges): Update.
23763 (rebuild_cgraph_edges): Update.
23764 * cgraph.c: Do not include varray.h.
23765 (cgraph_set_call_stmt_including_clones): New function.
23766 (cgraph_create_edge_including_clones): Likewise
23767 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23768 (cgraph_update_edges_for_call_stmt): Handle clones.
23769 (cgraph_remove_node): Handle clone tree.
23770 (cgraph_remove_node_and_inline_clones): New function.
23771 (dump_cgraph_node): Dump clone tree.
23772 (cgraph_clone_node): Handle clone tree.
23773 (clone_function_name): Bring here from tree-inline.c.
23774 (cgraph_create_virtual_clone): New function.
23775 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23776 (cgraph_clone_info): New function.
23777 (strut cgraph_node): Add clone_info and new clone tree pointers.
23778 (cgraph_remove_node_and_inline_clones,
23779 cgraph_set_call_stmt_including_clones,
23780 cgraph_create_edge_including_clones,
23781 cgraph_create_virtual_clone): Declare.
23782 (cgraph_function_versioning): Use VEC argument.
23783 (compute_call_stmt_bb_frequency): Update prototype.
23784 (cgraph_materialize_all_clones): New function.
23785 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23786 (ipcp_create_replace_map): Update to VECtors.
23787 (ipcp_update_callgraph): Use virtual clones.
23788 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23789 (ipcp_update_profiling): Do not update local profiling.
23790 (ipcp_insert_stage): Use VECtors and virtual clones.
23791 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23792 (clone_of_p): New function.
23793 (cgraph_preserve_function_body_p): Use clone tree.
23794 (cgraph_optimize): Materialize clones.
23795 (cgraph_function_versioning): Update for VECtors.
23796 (save_inline_function_body): Use clone tree.
23797 (cgraph_materialize_clone): New function.
23798 (cgraph_materialize_all_clones): Likewise.
23799 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23800 * ipa.c: Include gimple.h.
23801 (cgraph_remove_unreachable_nodes): Use clone tree.
23802 * ipa-prop.c (ipa_note_param_call): Update call to
23803 compute_call_stmt_bb_frequencycall.
23804 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23805 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23806 (copy_bb): Handle updating of clone tree; add new edge when new call
23808 (expand_call_inline): Be strict about every call having edge.
23809 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23810 (delete_unreachable_blocks_update_callgraph): New function.
23811 (tree_function_versioning): Use VECtors; always remove unreachable
23812 blocks and fold conditionals.
23813 * tree-inline.h: Do not include varray.h.
23814 (tree_function_versioning): Remove.
23815 * Makefile.in (GTFILES): Remove tree-inline.c
23816 * passes.c (do_per_function): Do only functions having body.
23817 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23820 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23821 Andrew Morrow <acm@google.com>
23824 * c-common.c (c_common_attribute_table): Permit deprecated
23825 attribute to take an optional argument.
23826 (handle_deprecated_attribute): If the optional argument to
23827 __attribute__((deprecated)) is not a string ignore the attribute
23828 and emit a warning.
23830 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23831 * c-typeck.c (build_component_ref): Likewise.
23832 (build_external_ref): Likewise.
23834 * toplev.c (warn_deprecated_use): Add an attribute argument.
23835 Emit the message associated with __attribute__((deprecated)).
23837 * toplev.h (warn_deprecated_use): Updated.
23839 * doc/extend.texi: Document new optional parameter to
23840 __attribute__((deprecated))
23842 2009-05-08 Michael Eager <eager@eagercon.com>
23844 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23845 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23847 2009-05-08 Richard Guenther <rguenther@suse.de>
23849 PR tree-optimization/40062
23850 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23851 Avoid exponential behavior.
23853 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23855 PR rtl-optimization/33928
23857 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23858 process_uses, build_single_def_use_links): New.
23859 (update_df): Update use_def_ref.
23860 (forward_propagate_into): Use get_def_for_use instead of use-def
23862 (fwprop_init): Call build_single_def_use_links and let it initialize
23864 (fwprop_done): Free use_def_ref.
23865 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23866 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23867 df_rd_simulate_one_insn): New.
23868 (df_rd_bb_local_compute_process_def): Update head comment.
23869 (df_chain_create_bb): Use the new RD simulation functions.
23870 * df.h (df_rd_simulate_artificial_defs_at_top,
23871 df_rd_simulate_one_insn): New.
23872 * opts.c (decode_options): Enable fwprop at -O1.
23873 * doc/invoke.texi (-fforward-propagate): Document this.
23875 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23878 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23879 and one complex operand specially.
23880 * tree-complex.c (some_nonzerop): Do not identify a real value as
23881 zero if flag_signed_zeros.
23883 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23885 PR rtl-optimization/33928
23886 * loop-invariant.c (record_use): Fix && vs. || mishap.
23888 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23890 PR rtl-optimization/33928
23891 * loop-invariant.c (struct use): Add addr_use_p.
23892 (struct def): Add n_addr_uses.
23893 (struct invariant): Add cheap_address.
23894 (create_new_invariant): Set cheap_address.
23895 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23896 (record_uses): Pass df_ref to record_use.
23897 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23900 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23902 * config/sh/sh.c: Do not include c-pragma.h.
23904 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23906 * config/spu/spu.c: Remove include of c-common.h.
23908 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23911 * c-common.h (mark_valid_location_for_stdc_pragma,
23912 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23913 clear_float_const_decimal64, float_const_decimal64_p): New.
23914 * c.opt (Wunsuffixed-float-constants): New.
23915 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23916 unsuffixed float constant, handle new warning.
23917 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23918 * c-decl.c (c_scope): New flag float_const_decimal64.
23919 (set_float_const_decimal64, clear_float_const_decimal64,
23920 float_const_decimal64_p): New.
23921 (push_scope): Set new flag.
23922 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23923 to use STDC pragmas.
23924 (c_parser_external_declaration): Ditto.
23925 (c_parser_compound_statement_nostart): Ditto.
23926 * c-pragma.c (valid_location_for_stdc_pragma,
23927 mark_valid_location_for_stdc_pragma,
23928 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23929 handle_pragma_float_const_decimal64): New.
23930 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23931 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23932 set_float_const_decimal64, clear_float_const_decimal64,
23933 float_const_decimal64_p): New dummy functions.
23934 * doc/extend.texi (Decimal Float): Remove statement that the
23935 pragma, and suffix for double constants, are not supported.
23936 * doc/invoke.texi (Warning Options): List new option.
23937 (-Wunsuffixed-float-constants): New.
23939 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23941 * config/i386/i386.c: Do not include c-common.h.
23943 2009-05-07 Mark Heffernan <meheff@google.com>
23945 * doc/invoke.texi (Debugging Options): Document change of debugging
23947 * opts.c (decode_options): Make dump_base_name relative to
23948 aux_base_name directory.
23950 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23952 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23953 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23955 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23957 * Makefile.in (install-plugin): Simplify a bit.
23959 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23961 * Makefile.in (OBJS-common): Add regcprop.o.
23963 * timevar.def (TV_CPROP_REGISTERS): New.
23964 * regrename.c (regrename_optimize): Return 0.
23965 (rest_of_handle_regrename): Delete.
23966 (pass_rename_registers): Point to regrename_optimize.
23967 (struct value_data_entry, struct value_data,
23968 kill_value_one_regno, kill_value_regno, kill_value,
23969 set_value_regno, init_value_data, kill_clobbered_value,
23970 kill_set_value, kill_autoinc_value, copy_value,
23971 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23972 replace_oldest_value_reg, replace_oldest_value_addr,
23973 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23974 debug_value_data, validate_value_data): Move...
23975 * regcprop.c: ... here.
23976 (rest_of_handle_cprop): Delete.
23977 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23979 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23981 PR middle-end/40057
23982 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23983 GEN_INT for 1 << bitnum.
23984 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23985 build_int_cst_type.
23987 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23989 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23990 Remove wrong description of "nand" operation.
23992 2009-05-06 Richard Guenther <rguenther@suse.de>
23993 Adam Nemet <anemet@caviumnetworks.com>
23995 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23996 comment. Add that if LHS is not a gimple register, then RHS1 has
23997 to be a single object (GIMPLE_SINGLE_RHS).
23999 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
24001 * expr.c (get_def_for_expr): Move it up in the file.
24002 (store_field): When expanding a bit-field store, look at the
24003 defining gimple stmt for the masking conversion.
24005 2009-05-06 Janis Johnson <janis187@us.ibm.com>
24007 PR middle-end/39986
24008 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24009 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24010 32-bit memcpy into long.
24012 2009-05-06 Jakub Jelinek <jakub@redhat.com>
24014 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24015 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24017 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24018 instead of appending DW_OP_deref*.
24020 2009-05-06 Michael Matz <matz@suse.de>
24022 PR middle-end/40021
24023 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24024 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24026 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
24028 * Makefile.in (install-plugin): Fix srcdir handling.
24030 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
24032 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24033 when processing for not_regs_needed bitmap.
24034 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24035 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
24036 handling it for rhs.
24038 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24040 * config/i386/i386.md (unnamed inc/dec peephole): Use
24041 optimize_insn_for_size_p instead of optimize_size.
24042 * config/i386/predicates.md (incdec_operand): Likewise.
24043 (aligned_operand): Likewise.
24044 * config/i386/sse.md (divv8sf3): Likewise.
24045 (sqrtv8sf2): Likewise.
24047 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24049 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24051 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24053 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24055 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24056 ssemodesuffixf2c with avxmodesuffixf2c.
24058 2009-05-06 Joseph Myers <joseph@codesourcery.com>
24061 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24063 2009-05-05 Jakub Jelinek <jakub@redhat.com>
24065 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24066 (struct tree_base): Adjust spacing for 8 bit boundaries.
24067 (struct tree_decl_common): Add decl_by_reference_flag bit.
24068 (DECL_BY_REFERENCE): Adjust.
24069 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24070 print DECL_BY_REFERENCE bit.
24071 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24072 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
24073 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24074 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
24077 PR middle-end/39666
24078 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
24079 range of the type, but default label is missing, add it with one
24080 of the existing labels instead of adding a new label for it.
24082 2009-05-05 Joseph Myers <joseph@codesourcery.com>
24086 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
24088 * Makefile.in (enable_plugin, plugin_includedir): New.
24089 (install): Depend on install-plugin.
24090 (PLUGIN_HEADERS): New.
24091 (install-plugin): New.
24092 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24094 2009-05-05 Richard Guenther <rguenther@suse.de>
24096 PR tree-optimization/40022
24097 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24099 (phivn_valid_p): Fix tuplification error, simplify.
24100 (phiprop_insert_phi): Add dumps.
24101 (propagate_with_phi): Simplify.
24103 2009-05-05 Richard Guenther <rguenther@suse.de>
24105 PR middle-end/40023
24106 * builtins.c (gimplify_va_arg_expr): Properly build the address.
24108 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
24110 * tree.h (strip_float_extensions): Remove duplicate declaration.
24111 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
24112 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24113 block_ultimate_origin): Rearrange the declarations line to match the
24114 comment that indicates the .c file which the functions are defined.
24115 (dwarf2out_*, set_decl_rtl): Add comment.
24116 (get_base_address): Adjust comment.
24117 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24118 declarations line and add comment.
24119 (is_builtin_name): Add blank after function name, for clarity.
24121 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24123 * attribs.c (decl_attributes): Use %qE for identifiers in
24125 * cgraphunit.c (verify_cgraph_node): Translate function names to
24126 locale character set in diagnostics.
24127 * coverage.c (get_coverage_counts): Use %qE for identifiers in
24129 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
24130 Document that functions are named in UTF-8.
24131 * expr.c (expand_expr_real_1): Translate function names to locale
24132 character set in diagnostics.
24133 * gimplify.c (omp_notice_variable, omp_is_private,
24134 gimplify_scan_omp_clauses): Use %qE for identifiers in
24136 * langhooks.c (lhd_print_error_function): Translate function names
24137 to locale character set.
24138 * langhooks.h (decl_printable_name): Document that return value is
24139 in internal character set.
24140 * stmt.c: Include pretty-print.h
24141 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24143 (resolve_operand_name_1): Translate named operand name to locale
24145 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
24147 * toplev.c (announce_function): Translate function names to locale
24149 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
24150 (default_tree_printer): Use pp_identifier or translate identifiers
24151 to locale character set. Mark "<anonymous>" for translation.
24152 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24153 for identifiers in diagnostics.
24154 * tree.c (handle_dll_attribute): Use %qE for identifiers in
24156 * varasm.c (output_constructor): Use %qE for identifiers in
24159 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
24161 * configure.ac: use ` ` instead of $()
24162 * configure: Regenerate.
24164 2009-05-05 Ben Elliston <bje@au.ibm.com>
24166 * config/pa/linux-atomic.c: Eliminate conditional include of
24167 errno.h on non-LP64 systems to simplify build requirements.
24169 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24171 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
24173 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24174 and pass value to identifier_to_locale.
24175 (warn_variable_length_array): Make name a tree.
24176 (grokdeclarator): Separate diagnostic texts for named and unnamed
24177 declarators. Use %qE for named declarators.
24178 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
24180 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24181 identifiers in diagnostics.
24182 * c-typeck.c (push_member_name, start_init): Pass identifiers to
24183 identifier_to_locale. Mark "anonymous" strings for translation.
24185 2009-05-04 Michael Eager <eager@eagercon.com>
24187 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24188 address for DImode/DFmode only if double-precision FP regs.
24190 2009-05-04 Michael Eager <eager@eagercon.com>
24192 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
24193 TARGET_SINGLE_FLOAT check.
24195 2009-05-04 Michael Eager <eager@eagercon.com>
24197 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24199 2009-05-04 Michael Eager <eager@eagercon.com>
24201 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24202 * config/rs6000/t-xilinx: New
24204 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
24206 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24207 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24208 * gcc/explow.c (memory_address): Use target hook.
24209 * gcc/targhooks.c (default_legitimize_address): New.
24210 * gcc/targhooks.h (default_legitimize_address): New.
24211 * gcc/target.h (legitimize_address): New.
24212 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24213 (TARGET_INITIALIZER): Include it.
24214 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24216 * config/bfin/bfin-protos.h (legitimize_address): Remove.
24217 * config/bfin/bfin.c (legitimize_address): Remove.
24218 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24219 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24221 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24222 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24224 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24225 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24226 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24227 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24228 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24229 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24230 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24231 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24232 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24233 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24234 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24235 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24236 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24237 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24238 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24239 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24240 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24241 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24242 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24243 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24244 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24245 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24246 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24248 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24249 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24250 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24251 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24252 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24253 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24254 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24255 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
24256 (thumb_legitimize_address): Delete.
24257 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24258 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24259 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24260 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24261 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24262 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24264 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24267 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24268 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24269 * config/m32r/m32r.c (m32r_legitimize_address): New.
24270 * config/m68k/m68k.c (m68k_legitimize_address): New.
24271 * config/score/score.c (score_legitimize_address): Standardize.
24272 * config/score/score3.c (score3_legitimize_address): Standardize.
24273 * config/score/score3.h (score3_legitimize_address): Adjust.
24274 * config/score/score7.c (score7_legitimize_address): Standardize.
24275 * config/score/score7.h (score7_legitimize_address): Adjust.
24276 * config/sh/sh.c (sh_legitimize_address): New.
24277 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24279 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24280 (s390_legitimize_address): ... this.
24281 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24282 (sparc_legitimize_address): ... this.
24283 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24284 (ix86_legitimize_address): ... this.
24285 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24286 (avr_legitimize_address): ... this.
24287 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24288 (mn10300_legitimize_address): ... this.
24289 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24290 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24291 (alpha_expand_mov): Adjust call.
24293 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24294 * config/spu/spu.c (spu_legitimize_address): Likewise.
24295 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24296 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24298 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24300 * intl.c (locale_encoding, locale_utf8): New.
24301 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24302 * intl.h (locale_encoding, locale_utf8): Declare.
24303 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24304 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24306 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24308 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24309 (pp_base_tree_identifier): Declare as function.
24310 (identifier_to_locale): Declare.
24311 * Makefile.in (pretty-print.o): Update dependencies.
24312 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24314 2009-05-04 Richard Guenther <rguenther@suse.de>
24316 PR middle-end/40015
24317 * builtins.c (fold_builtin_memory_op): Do not decay to element
24318 type if the size matches the whole array.
24320 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24322 * expmed.c (synth_mult): When trying out a shift, pass the result
24325 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24327 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24328 (shiftsub1_cost): New.
24329 (init_expmed): Compute shiftsub1_cost.
24330 (synth_mult): Optimize multiplications by constants of the form
24331 -(2^^m-1) for some constant positive integer m.
24333 2009-05-03 Richard Guenther <rguenther@suse.de>
24336 * c-typeck.c (array_to_pointer_conversion): Do not built
24337 ADDR_EXPRs of arrays of pointer-to-element type.
24338 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24339 up wrong ADDR_EXPRs after-the-fact.
24340 * c-common.c (strict_aliasing_warning): Strip pointer
24341 conversions for obtaining the original type.
24342 * builtins.c (fold_builtin_memset): Handle array types.
24343 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24346 2009-05-03 Richard Guenther <rguenther@suse.de>
24348 PR middle-end/23329
24349 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24350 Do not lose casts from array types with unknown extent to array
24351 types with known extent.
24352 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24353 alias set compatibility.
24355 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24357 * flags.h (extra_warnings): Delete.
24358 * toplev.c (process_options): Handle Wuninitialized here.
24359 * opts.c (extra_warnings): Delete.
24360 (set_Wextra): Delete.
24361 (common_handle_option): -Wextra can be handled automatically.
24362 * c-opts.c (c_common_handle_option): Delete obsolete code.
24363 (c_common_post_options): Simplify comment.
24364 * common.opt (W): Add Var.
24366 (Wuninitialized): Initialize to -1.
24368 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24369 Richard Guenther <rguenther@suse.de>
24371 * expr.c (get_def_for_expr): New function.
24372 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24373 SSA rather than trees.
24374 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24375 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24377 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24379 * c-common.c (reswords): Add _Imaginary.
24380 * c-common.c (enum rid): Add RID_IMAGINARY.
24382 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24384 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24385 Patch by Richard Guenther.
24387 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24389 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24390 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24391 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24392 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24393 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24394 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24395 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24396 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24397 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24398 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24399 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24400 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24401 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24402 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24403 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24404 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24405 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24406 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24408 2009-05-02 Richard Guenther <rguenther@suse.de>
24410 PR tree-optimization/39940
24411 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24414 2009-05-02 Richard Guenther <rguenther@suse.de>
24416 PR middle-end/40001
24417 * tree-ssa.c (execute_update_addresses_taken): Properly check
24418 if we can mark a variable DECL_GIMPLE_REG_P.
24419 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24420 back to the end of the function.
24421 (is_gimple_reg_type): Remove complex type special casing.
24422 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24425 2009-05-02 Ben Elliston <bje@au.ibm.com>
24427 * doc/collect2.texi (Collect2): Document search path behaviour
24428 when configured with --with-ld.
24430 2009-05-02 Jan Hubicka <jh@suse.cz>
24432 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24433 parameter; update callers.
24434 (coalesce_cost_edge): EH edges are costier because they needs
24435 splitting even if not critical and even more costier when there are
24436 multiple EH predecestors.
24438 2009-05-02 Jan Hubicka <jh@suse.cz>
24440 * except.c (remove_eh_handler_and_replace): Handle updating after
24441 removing TRY blocks.
24443 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24445 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24447 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24449 * varasm.c: Do not include c-pragma.h.
24450 * attribs.c: Do not incude c-common.h.
24452 2009-05-01 Michael Matz <matz@suse.de>
24454 * calls.c (initialize_argument_information): Handle SSA names like
24455 decls with a non MEM_P DECL_RTL.
24457 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24459 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24460 * ipa-utils.c: Likewise.
24461 * ipa-type-escape.c: Likewise.
24462 * cgraphunit.c Do not include c-common.h.
24463 * ipa-pure-const.c: Likewise.
24464 * tree-if-conv.c: Likewise.
24465 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24466 * ipa-struct-reorg.c: Likewise.
24467 * tree-nomudflap.c: Likewise.
24468 * tree-ssa-structalias.c: Likewise.
24470 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24472 * store-motion.c: Many cleanups to make this pass a first-class
24473 citizen instead of an appendix to gcse load motion. Add TODO list
24474 to make this pass faster/cleaner/better.
24476 (struct ls_expr): Post gcse.c-split cleanups.
24477 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24478 "stores" field to "avail_stores".
24479 (pre_ldst_mems): Rename to store_motion_mems.
24480 (pre_ldst_table): Rename to store_motion_mems_table.
24481 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24482 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24483 (ldst_entry): Rename to st_expr_entry, update users.
24484 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24485 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24486 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24488 (first_ls_expr): Rename to first_st_expr, update users.
24489 (next_ls_expr): Rename to next_st_expr, update users.
24490 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24491 fields properly for store motion instead of names inherited from load
24493 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24494 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24497 (ae_kill): Rename to st_kill, update users.
24498 (ae_gen): Rename to st_avloc, update users.
24499 (transp): Rename to st_transp, update users.
24500 (pre_insert_map): Rename to st_insert_map, update users.
24501 (pre_delete_map): Rename to st_delete_map, update users.
24502 (insert_store, build_store_vectors, free_store_memory,
24503 one_store_motion_pass): Update for abovementioned changes.
24505 (gcse_subst_count, gcse_create_count): Remove.
24506 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24507 and "n_stores_created", local variables.
24509 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24512 (regvec, compute_store_table_current_insn): Remove.
24513 (reg_set_info, reg_clear_last_set): Remove.
24514 (compute_store_table): Use DF caches instead of local dataflow
24517 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24519 * c-objc-common.c (c_tree_printer): Print identifiers with
24520 pp_identifier, not pp_string. Mark "({anonymous})" for
24522 * c-pretty-print.c (pp_c_ws_string): New.
24523 (pp_c_cv_qualifier, pp_c_type_specifier,
24524 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24525 pp_c_storage_class_specifier, pp_c_function_specifier,
24526 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24527 pp_c_primary_expression, pp_c_postfix_expression,
24528 pp_c_unary_expression, pp_c_shift_expression,
24529 pp_c_relational_expression, pp_c_equality_expression,
24530 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24531 use pp_string and pp_c_ws_string in place of pp_identifier and
24532 pp_c_identifier for non-identifiers. Mark English strings for
24534 * c-pretty-print.h (pp_c_ws_string): Declare.
24536 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24537 Roland McGrath <roland@redhat.com>
24539 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24540 (ENABLE_LD_BUILDID): New configuration option.
24541 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24542 (LINK_BUILDID_SPEC): New macro.
24543 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24545 * doc/install.texi: Document --enable-linker-build-id option.
24546 * configure: Rebuild.
24547 * config.in: Rebuild.
24549 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24551 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24552 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24553 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24554 MIPS_GP_SAVE_AREA_SIZE.
24555 * config/mips/mips.c (struct mips_frame_info): Update comment
24556 before arg_pointer_offset and hard_frame_pointer_offset.
24557 (mips_compute_frame_info): Update diagram before function: to
24558 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24559 indicate the position of frame_pointer_rtx with -fstack-protector and
24560 to show args_size. Don't allocate cprestore area for leaf functions
24561 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24563 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24565 2009-04-30 Michael Matz <matz@suse.de>
24567 PR tree-optimization/39955
24568 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24570 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24572 * ira.c (setup_cover_and_important_classes): Use safe macro
24573 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24575 * genpreds.c (write_tm_preds_h): Output suitable definition of
24576 REG_CLASS_FOR_CONSTRAINT.
24578 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24580 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24582 * bitmap.c (bitmap_descriptor): Likewise.
24583 * ggc-common.c (loc_descriptor): Likewise.
24584 * varray.c (varray_descriptor): Likewise.
24585 * vec.c (vec_descriptor): Likewise.
24587 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24589 * Makefile.in (dce.o): Add $(EXCEPT_H).
24590 * dce.c: Include except.h and delete redundant vector definitions.
24591 (deletable_insn_p): Return false for non-call insns that can throw
24594 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24596 * gcse.c (ae_gen): Remove.
24597 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24598 and make non-static function to make it available in store-motion.c.
24599 Update call sites with search-and-replace.
24600 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24601 extract_mentioned_regs, extract_mentioned_regs_helper,
24602 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24603 store_killed_in_insn, store_killed_after, store_killed_before,
24604 build_store_vectors, insert_insn_start_basic_block, insert-store,
24605 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24606 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24607 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24608 * store-motion.c: ...new file. Also copy data structures from gcse.c
24609 and clean up to remove parts not used by store motion.
24610 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24611 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24613 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24616 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24617 when optimizing for size.
24619 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24621 * gcse.c (gcse_constant_p): Fix typo in last change.
24623 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24625 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24627 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24629 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24631 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24633 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24634 CONST_HIGH_PART result.
24636 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24638 * config/avr/avr.c (initial_elimination_offset): Rename to
24639 avr_initial_elimination_offset.
24640 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24641 change return type to bool.
24642 (avr_can_eliminate): New function.
24643 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24644 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24645 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24646 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24647 avr_initial_elimination_offset.
24648 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24649 (avr_initial_elimination_offset): Define.
24651 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24652 Steven Bosscher <steven@gcc.gnu.org>
24654 PR rtl-optimization/39938
24655 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24656 * cfgrtl.c: Include insn-attr.h.
24657 (rest_of_pass_free_cfg): New function.
24658 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24659 * resource.c (init_resource_info): Remove call to df_analyze.
24661 2009-04-29 Richard Guenther <rguenther@suse.de>
24664 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24665 allow conversion to signed integers.
24667 2009-04-29 Richard Guenther <rguenther@suse.de>
24669 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24670 shifts of floating point vectors if the shift amount is
24671 a constant multiple of the element size.
24673 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24674 Michael Matz <matz@suse.de>
24676 PR middle-end/39927
24678 * tree-outof-ssa.c (emit_partition_copy): New function.
24679 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24680 insert_part_to_rtx_on_edge): Perform the partition base var
24681 copy using emit_partition_copy.
24682 (insert_value_copy_on_edge): Convert constants to the right mode.
24683 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24684 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24686 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24688 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24689 scan backwards to try to find a constant to initialize it.
24691 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24692 insn before the loop_end instruction, don't look past labels.
24694 2009-04-29 Richard Guenther <rguenther@suse.de>
24696 PR middle-end/39937
24697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24698 loose type conversions.
24699 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24700 stmts only if there are no uses of its definition.
24702 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24704 * config/bfin/bfin.h (splitting_loops): Declare.
24705 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24706 Reorder bit definitions to be ascending.
24707 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24708 * config/bfin/bfin.c (splitting_loops): New variable.
24709 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24710 (struct loop_info): Remove members INIT and LOOP_INIT.
24711 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24712 the LSETUP sequence. Allow LC to be loaded from any register, but
24713 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24714 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24716 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24717 of reload_completed.
24720 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24722 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24724 * Makefile.in (PLUGIN_VERSION_H): New.
24725 (OBJS-common): Remove plugin-version.o.
24726 (plugin.o): Depend on (PLUGIN_VERSION_H).
24727 (plugin-version.o): Remove.
24728 * configure: Regenerate
24729 * configure.ac: Create plugin-version.h.
24730 * gcc-plugin.h (plugin_gcc_version): Remove.
24731 (plugin_default_version_check): Change signature.
24732 * plugin-version.c: Remove.
24733 * plugin.c: Include plugin-version.h.
24734 (str_plugin_gcc_version_name): Remove.
24735 (try_init_one_plugin): Pass gcc version to plugin_init.
24736 (plugin_default_version_check): Both gcc and plugin versions are now
24739 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24741 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24742 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24743 Remove special case testing for last insn of inner loops. Don't fail
24744 if the loop ends with a jump, emit an extra nop instead.
24746 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24747 DREGS rather than comparing directly. Remove code that tries to
24748 account for latencies.
24750 2009-04-29 Richard Guenther <rguenther@suse.de>
24752 PR tree-optimization/39941
24753 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24754 eliminating an indirect call.
24756 2009-04-29 Richard Guenther <rguenther@suse.de>
24758 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24759 parameter. Allow invariants as base if !require_lvalue.
24760 (verify_gimple_assign_single): Adjust.
24762 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24764 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24765 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24766 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24767 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24768 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24770 * config/bfin/bfin.c (bfin_expand_builtin,
24771 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24773 2009-04-28 Richard Guenther <rguenther@suse.de>
24775 * tree-vect-loop.c (get_initial_def_for_induction): Use
24776 correct types for pointer increment.
24778 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24780 * toplev.c (print_version): Update GMP version string calculation.
24782 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24784 PR rtl-optimization/39938
24785 * resource.c (init_resource_info): Add call to df_analyze.
24787 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24789 * config/alpha/alpha.md (usegp): Cast the result of
24790 alpha_find_lo_sum_using_gp to enum attr_usegp.
24791 * config/alpha/alpha.c (override_options): Remove end-of-structure
24792 marker element from cpu_table. Use array size of cpu_table to handle
24793 -mcpu and -mtune options.
24794 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24796 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24798 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24799 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24800 tune_32 and tune_64.
24801 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24802 support on PowerPC.
24803 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24804 * config/rs6000/option-defaults.h: ... here. New file.
24805 (OPT_64, OPT_32): Define.
24806 (MASK_64BIT): Define to 0 if not already defined.
24807 (OPT_ARCH64, OPT_ARCH32): Define.
24808 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24811 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24813 * config/arm/arm.c (arm_override_options): Emit error on using
24816 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24818 PR rtl-optimization/39914
24819 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24820 registers for allocnos created from user-defined variables only
24821 when not optimizing.
24823 2009-04-28 Richard Guenther <rguenther@suse.de>
24825 PR middle-end/39937
24826 * fold-const.c (fold_binary): Use distribute_real_division only
24829 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24831 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24832 add hpux-stdint.h to tm_file.
24833 (hppa[12]*-*-hpux11*): Ditto.
24834 (ia64*-*-hpux*): Ditto.
24835 * config/hpux-stdint.h: New.
24836 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24837 __STDC_EXT__ for all compiles.
24838 * config/pa/pa-hpux.h: Ditto.
24839 * config/pa/pa-hpux10.h: Ditto.
24840 * config/pa/pa-hpux11.h: Ditto.
24842 2009-04-28 Catherine Moore <clm@codesourcery.com>
24844 * debug.h (set_name): Add comment.
24846 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24849 * config/darwin.c (machopic_gen_offset): Check
24850 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24851 * config/arm/arm.c (require_pic_register): Likewise.
24853 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24855 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24856 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24857 m32c_promote_prototypes): Delete.
24859 2009-04-28 Michael Matz <matz@suse.de>
24861 PR middle-end/39922
24862 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24865 2009-04-28 Richard Guenther <rguenther@suse.de>
24867 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24869 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24871 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24872 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24873 * config/arm/arm-tune.md: Regenerate.
24875 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24877 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24878 block if there are complex incoming edges.
24879 (sel_merge_blocks): Remove useless assert.
24880 (sel_redirect_edge_and_branch): Check that edge was redirected.
24881 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24882 (sel_find_rgns): Delete declaration.
24883 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24884 the region when it is not a preheader.
24886 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24889 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24891 2009-04-28 Richard Guenther <rguenther@suse.de>
24893 * tree.h (SSA_NAME_VALUE): Remove.
24894 (struct tree_ssa_name): Remove value_handle member.
24895 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24896 array for jump threading.
24897 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24899 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24900 * tree-flow.h (threadedge_initialize_values): Declare.
24901 (threadedge_finalize_values): Likewise.
24902 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24903 (SSA_NAME_VALUE): Define.
24904 (threadedge_initialize_values): New function.
24905 (threadedge_finalize_values): Likewise.
24906 * tree-ssa-dom.c (ssa_name_values): New global variable.
24907 (SSA_NAME_VALUE): Define.
24908 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24910 2009-04-28 Ira Rosen <irar@il.ibm.com>
24912 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24913 Use REPORT_VECTORIZED_LOCATIONS instead
24914 REPORT_VECTORIZED_LOOPS.
24915 * tree-vectorizer.c (vect_verbosity_level): Make static.
24916 (vect_loop_location): Rename to vect_location.
24917 (vect_set_verbosity_level): Update comment.
24918 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24920 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24921 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24922 instead REPORT_UNVECTORIZED_LOOPS.
24923 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24924 and vect_loop_def to vect_external_def and vect_internal_def.
24925 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24926 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24927 REPORT_UNVECTORIZED_LOCATIONS.
24928 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24929 and vect_used_in_loop and to vect_unused_in_scope and
24930 vect_used_in_scope.
24931 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24932 (vect_verbosity_level): Remove declaration.
24933 (vect_analyze_operations): Likewise.
24934 (vect_analyze_stmt): Declare.
24935 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24936 REPORT_UNVECTORIZED_LOCATIONS.
24937 (vect_get_loop_niters): Fix indentation.
24938 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24939 (vect_analyze_loop_operations): New function.
24940 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24941 vect_analyze_operations.
24942 (vect_is_simple_reduction): Use new names.
24943 (vectorizable_live_operation, vect_transform_loop): Likewise.
24944 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24945 to specify whether the data references can be a part of interleaving
24947 (vect_analyze_data_ref_dependence): Use new names.
24948 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24949 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24950 * tree-vect-patterns.c (widened_name_p): Use new names.
24951 (vect_recog_dot_prod_pattern): Likewise.
24952 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24953 (process_use, vect_mark_stmts_to_be_vectorized,
24954 vect_model_simple_cost, vect_model_store_cost,
24955 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24956 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24957 vectorizable_operation, vectorizable_type_demotion,
24958 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24959 vectorizable_condition): Likewise.
24960 (vect_analyze_operations): Split into vect_analyze_loop_operations
24962 (vect_analyze_stmt): ... new function.
24963 (new_stmt_vec_info): Use new names.
24964 (vect_is_simple_use): Use new names and fix comment.
24965 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24966 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24968 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24971 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24972 and integer modes for x87 operands. Do not ICE for unsupported size,
24973 generate error instead. Generate error for unsupported operand types.
24974 ['z']: Do not handle HImode memory operands specially. Warning
24975 for floating-point operands. Fallthru to 'Z' for unsupported operand
24976 types. Do not ICE for unsupported size, generate error instead.
24977 (output_387_binary_op): Use %Z to output operands.
24978 (output_fp_compare): Ditto.
24979 (output_387_reg_move): Ditto.
24981 2009-04-28 Ben Elliston <bje@au.ibm.com>
24986 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24988 * builtins.c (c_strlen): Do not warn here.
24989 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24990 * c-common.c (pointer_int_sum): Take an explicit location.
24991 Warn about offsets out of bounds.
24992 * c-common.h (pointer_int_sum): Adjust declaration.
24994 2009-04-27 Ian Lance Taylor <iant@google.com>
24996 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24998 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24999 * df-core.c (df_set_flags): Change return type to int. Change
25000 type of old_flags to int.
25001 (df_clear_flags): Likewise.
25002 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25003 (df_get_conditional_uses): Likewise.
25004 * df.h (df_set_flags, df_clear_flags): Update declarations.
25005 * dwarf2out.c (struct indirect_string_node): Change type of form
25006 field to enum dwarf_form.
25007 (AT_string_form): Change return type to enum dwarf_form.
25008 * fixed-value.c (fixed_compare): Add cast to enum type.
25009 * fwprop.c (update_df): Change 0 to VOIDmode.
25010 * gensupport.c: Change 0 to UNKNOWN.
25011 * gimple.h (gimple_cond_code): Add cast to enum type.
25012 * haifa-sched.c (reemit_notes): Add cast to enum type.
25013 * hooks.c (hook_int_void_no_regs): Remove function.
25014 * hooks.h (hook_int_void_no_regs): Remove declaration.
25015 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25016 * predict.c (combine_predictions_for_insn): Add casts to enum type.
25017 * real.c (real_arithmetic): Add cast to enum type.
25018 (real_compare): Likewise.
25019 * target.h (struct gcc_target): Change return type of
25020 branch_target_register_class to enum reg_class.
25021 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25022 default_branch_target_register_class.
25023 * targhooks.c (default_branch_target_register_class): New function.
25024 * targhooks.h (default_branch_target_register_class): Declare.
25025 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
25026 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25028 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25030 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25031 vect_uninitialized_def. Change 0 to ERROR_MARK.
25032 * tree-vect-stmts.c (supportable_widening_operation): Don't
25033 initialize icode1 and icode2.
25034 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25035 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25037 (cmn_err_flag_specs): Change 0 to STD_C89.
25038 (cmn_err_char_table): Likewise.
25039 * config/arm/arm.c (get_arm_condition_code): Change type of code
25040 to enum arm_cond_code.
25041 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25042 (IWMMXT_BUILTIN2): Likewise.
25043 (neon_builtin_type_bits): Don't define typedef.
25044 (neon_builtin_datum): Change type of bits field to int.
25045 (arm_expand_neon_args): Add cast to enum type.
25046 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25048 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
25049 casts to enum type.
25050 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25052 * config/mips/mips.md (jal_macro): Return enum constant.
25053 (single_insn): Likewise.
25054 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25057 casts to enum type.
25058 * config/s390/s390.c (s390_tune_flags): Change type to int.
25059 (s390_arch_flags): Likewise.
25060 (s390_handle_arch_option): Change flags field of struct pta to int.
25061 * config/s390/s390.h (s390_tune_flags): Update declaration.
25062 (s390_arch_flags): Likewise.
25063 * config/sh/sh.c (prepare_move_operands): Compare
25064 tls_symbolic_operand result with enum constant.
25065 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25066 (sh_expand_prologue): Add cast to enum type.
25067 (sh_expand_epilogue): Likewise.
25068 (tls_symbolic_operand): Change return type to enum tls_model.
25069 (fpscr_set_from_mem): Add cast to enum type.
25070 (legitimize_pic_address): Compare tls_symbolic_operand result with
25072 (sh_target_reg_class): Change return type to enum reg_class.
25073 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25075 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25076 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25077 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25078 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25079 (delayed_branch, tls_call_delay): Likewise.
25080 (eligible_for_sibcall_delay): Likewise.
25081 (eligible_for_return_delay): Likewise.
25082 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25083 (spu_expand_builtin_1): Likewise.
25085 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25086 for all types of conversions.
25087 (output_init_element): Issue -Wc++-compat warning if needed when
25088 initializing a bitfield with enum type.
25089 * c-parser.c (c_parser_expression): Set original_type to
25090 original_type of right hand operand of comma operator.
25092 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25094 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
25096 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25097 * doc/cpp.texi (Standard Predefined Macros)
25098 (Implementation-defined behavior): Likewise.
25099 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25100 * doc/gimple.texi (GIMPLE Exception Handling)
25101 (@code{GIMPLE_ASSIGN}): Likewise.
25102 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25103 * doc/invoke.texi (Warning Options, Optimize Options)
25104 (AVR Options, Darwin Options): Likewise.
25105 (Optimize Options): Reformulate -fwhole-program description.
25106 * doc/loop.texi (Lambda): Likewise.
25107 * doc/md.texi (Output Template, Define Constraints)
25108 (Standard Names, Insn Splitting): Likewise.
25109 * doc/options.texi (Option properties): Likewise.
25110 * doc/passes.texi (Tree-SSA passes): Likewise.
25111 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25112 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25113 (File Names and DBX): Likewise.
25114 * doc/trouble.texi (Incompatibilities): Likewise.
25116 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25118 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25119 instruction is correct.
25121 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25123 Allow non-constant arguments to conversion intrinsics.
25124 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25125 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25126 * spu.c (print_operand): Handle 'v' and 'w'.
25127 (exp2_immediate_p, spu_gen_exp2): Define.
25128 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25129 spu_convtf_1): Update parameter descriptions.
25130 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25131 * constraints.md ('v', 'w'): New.
25132 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25134 (i2f, I2F): New define_mode_attr.
25135 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25136 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25137 fixuns_truncv4sfv4si2): Update to use mode attribute.
25138 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
25139 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25140 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25141 patterns for combine.
25143 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
25145 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25146 (cprop, hoist, pre, store_motion): New debug counters.
25147 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
25148 is not an RTL pass anymore.
25149 (pass_profiling): Remove extern decl for pass removed in 2005.
25150 (pass_gcse, pass_jump_bypass): Remove.
25151 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25152 to 0 for clean state.
25153 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25154 * cse.c (gate_handle_cse_after_global_opts,
25155 rest_of_handle_cse_after_global_opts): New functions.
25156 (pass_cse_after_global_opts): New pass, does local CSE.
25157 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25158 (TV_CPROP): New timevar.
25159 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25160 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25161 (gcse_main, recompute_all_luids): Remove.
25162 (compute_hash_table_work): Call max_reg_num instead of reading
25164 (cprop_jump): Don't set run_jump_opt_after_gcse.
25165 (constprop_register): Always allow to alter jumps.
25166 (cprop_insn): Likewise.
25167 (do_local_cprop): Likewise.
25168 (local_cprop_pass): Likewise. Return non-zero if something changed.
25169 (cprop): Remove function, fold interesting bits into one_cprop_pass.
25170 (find_implicit_sets): Add note about missed optimization opportunity.
25171 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25172 pass_rtl_cprop execute function.
25173 Don't bother tracking the pass number, each pass gets its own dumpfile
25175 Always allow to alter jumpsand bypass jumps.
25176 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25177 will just find no suitable set.
25178 (pre_edge_insert): Fix dumping, this function is for PRE only.
25179 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25180 pass_rtl_pre execute function.
25181 (hoist_code): Return non-zero if something changed. Keep track of
25182 substitutions and insertions for statistics gathering similar to PRE.
25183 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25184 called from the pass_rtl_hoist execute function. Show pass statistics.
25185 (compute_store_table): Use max_reg_num directly instead of using the
25186 formerly global max_gcse_regno.
25187 (build_store_vectors): Likewise.
25188 (replace_store_insn): Fix dumping.
25189 (store_motion): Rename to ...
25190 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
25191 pass, called from the pass_rtl_store_motion execute function. Keep
25192 track of substitutions and insertions for statistics gathering similar
25194 (bypass_jumps): Remove, fold interesting bits into ...
25195 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
25196 from the pass_rtl_cprop execute function.
25197 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25198 pass_jump_bypass): Remove.
25199 (gate_handle_gcse, rest_of_handle_gcse): Remove.
25200 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25201 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25202 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25203 (gate_rtl_store_motion, execute_rtl_store_motion,
25204 pass_rtl_store_motion): New.
25205 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25206 make it clear that -fcse-skip-blocks is a no-op for backward compat.
25207 * passes.c (init_optimization_passes): Remove pass_gcse and
25208 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
25209 and cse_after_global_opts in place of pass_gcse. Schedule cprop
25210 instead of pass_jump_bypass.
25212 2009-04-27 Richard Guenther <rguenther@suse.de>
25214 PR middle-end/39928
25215 * gimplify.c (gimplify_expr): If we are required to create
25216 a temporary make sure it ends up as register.
25218 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
25221 * config/i386/i386.c (construct_container): Don't call
25222 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25223 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25225 2009-04-27 Michael Matz <matz@suse.de>
25227 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25228 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25229 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25230 (dump_replaceable_exprs): Take a bitmap.
25231 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25233 (expand_gimple_basic_block): Likewise.
25234 * tree-ssa-ter.c (struct temp_expr_table_d): Make
25235 replaceable_expressions member a bitmap.
25236 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25237 (mark_replaceable): Likewise.
25238 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25239 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25241 2009-04-27 Richard Guenther <rguenther@suse.de>
25243 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25244 (verify_stmts): Dispatch to gimple/type verification code.
25245 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
25246 issue with call argument types.
25248 2009-04-27 Michael Matz <matz@suse.de>
25250 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25251 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
25254 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
25255 Eric Botcazou <ebotcazou@adacore.com>
25257 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25258 a label's basic block.
25259 (mark_target_live_regs): Tidy and rework obsolete comments.
25260 Change back DF problem to LIVE. If a label starts a basic block,
25261 assume that all registers that used to be live then still are.
25262 (init_resource_info): If a label starts a basic block, set its
25263 BLOCK_FOR_INSN accordingly.
25264 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25266 2009-04-27 Richard Guenther <rguenther@suse.de>
25268 * tree-flow-inline.h (function_ann): Remove.
25269 (get_function_ann): Likewise.
25270 * tree-dfa.c (create_function_ann): Remove.
25271 * tree-flow.h (struct static_var_ann_d): Remove.
25272 (struct function_ann_d): Likewise.
25273 (union tree_ann_d): Remove fdecl member.
25274 (function_ann_t): Remove.
25275 (function_ann, get_function_ann, create_function_ann): Remove
25278 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25280 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25282 2009-04-27 Jan Hubicka <jh@suse.cz>
25284 * ipa-pure-const.c (struct funct_state_d): New fields
25285 state_previously_known, looping_previously_known; remove
25286 state_set_in_source.
25287 (analyze_function): Use new fields.
25288 (propagate): Avoid assumption that state_set_in_source imply
25291 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25292 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25293 * cfgloop.h (finite_loop_p): Declare.
25295 2009-04-26 Michael Matz <matz@suse.de>
25297 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25299 2009-04-26 Michael Matz <matz@suse.de>
25301 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25302 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25303 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25304 pass_mark_used_blocks): Remove.
25305 * tree-optimize.c (pass_free_datastructures,
25306 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25307 * passes.c (init_optimization_passes): Don't call
25308 pass_mark_used_blocks, remove dead code.
25310 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25312 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25313 * tree-ssa-live.h (register_ssa_partition): Likewise.
25315 2009-04-26 Michael Matz <matz@suse.de>
25318 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25319 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25320 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25322 (compare_pairs): Swap cost comparison.
25323 (coalesce_ssa_name): Don't use change_partition_var.
25324 * tree-nrv.c (struct nrv_data): Add modified member.
25325 (finalize_nrv_r): Set it.
25326 (tree_nrv): Use it to update statements.
25327 (pass_nrv): Require PROP_ssa.
25328 * tree-mudflap.c (mf_decl_cache_locals,
25329 mf_build_check_statement_for): Use make_rename_temp.
25330 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25331 * alias.c (find_base_decl): Handle SSA names.
25332 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25333 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25334 * rtl.h (set_reg_attrs_for_parm): Declare.
25335 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25336 to "optimized", remove unused locals at finish.
25337 (execute_free_datastructures): Make global, call
25338 delete_tree_cfg_annotations.
25339 (execute_free_cfg_annotations): Don't call
25340 delete_tree_cfg_annotations.
25342 * ssaexpand.h: New file.
25343 * expr.c (toplevel): Include ssaexpand.h.
25344 (expand_assignment): Handle SSA names the same as register variables.
25345 (expand_expr_real_1): Expand SSA names.
25346 * cfgexpand.c (toplevel): Include ssaexpand.h.
25347 (SA): New global variable.
25348 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25349 (SSAVAR): New macro.
25350 (set_rtl): New helper function.
25351 (add_stack_var): Deal with SSA names, use set_rtl.
25352 (expand_one_stack_var_at): Likewise.
25353 (expand_one_stack_var): Deal with SSA names.
25354 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25355 before unique numbers.
25356 (expand_stack_vars): Use set_rtl.
25357 (expand_one_var): Accept SSA names, add asserts for them, feed them
25358 to above subroutines.
25359 (expand_used_vars): Expand all partitions (without default defs),
25360 then only the local decls (ignoring those expanded already).
25361 (expand_gimple_cond): Remove edges when jumpif() expands an
25362 unconditional jump.
25363 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25364 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25366 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25367 members of SA; deal with PARM_DECL partitions here; expand
25368 all PHI nodes, free tree datastructures and SA. Commit instructions
25369 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25370 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25371 info and statements at start, collect garbage at finish.
25372 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25373 (VAR_ANN_PARTITION) Remove.
25374 (change_partition_var): Don't declare.
25375 (partition_to_var): Always return SSA names.
25376 (var_to_partition): Only accept SSA names.
25377 (register_ssa_partition): Only check argument.
25378 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25380 (delete_var_map): Don't free it.
25381 (var_union): Only accept SSA names, simplify.
25382 (partition_view_init): Mark only useful SSA names as used.
25383 (partition_view_fini): Only deal with SSA names.
25384 (change_partition_var): Remove.
25385 (dump_var_map): Use ssa_name instead of partition_to_var member.
25386 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25388 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25389 (struct _elim_graph): New member const_dests; nodes member vector of
25391 (set_location_for_edge): New static helper.
25392 (create_temp): Remove.
25393 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25394 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25395 (new_elim_graph): Allocate const_dests member.
25396 (clean_elim_graph): Truncate const_dests member.
25397 (delete_elim_graph): Free const_dests member.
25398 (elim_graph_size): Adapt to new type of nodes member.
25399 (elim_graph_add_node): Likewise.
25400 (eliminate_name): Likewise.
25401 (eliminate_build): Don't take basic block argument, deal only with
25402 partition numbers, not variables.
25403 (get_temp_reg): New static helper.
25404 (elim_create): Use it, deal with RTL temporaries instead of trees.
25405 (eliminate_phi): Adjust all calls to new signature.
25406 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25407 (rewrite_trees): Only do checking.
25408 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25409 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25410 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25411 contains_tree_r, MAX_STMTS_IN_LATCH,
25412 process_single_block_loop_latch, analyze_edges_for_bb,
25413 perform_edge_inserts): Remove.
25414 (expand_phi_nodes): New global function.
25415 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25416 functions, initialize new parameter, remember partitions having a
25418 (finish_out_of_ssa): New global function.
25419 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25420 don't reset in_ssa_p here, don't disable TER when mudflap.
25421 (pass_del_ssa): Remove.
25422 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25424 (execute_free_datastructures): Declare.
25425 * Makefile.in (SSAEXPAND_H): New variable.
25426 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25427 * basic-block.h (commit_one_edge_insertion): Declare.
25428 * passes.c (init_optimization_passes): Move pass_nrv and
25429 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25430 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25431 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25432 (redirect_branch_edge): Deal with super block when expanding, split
25433 out jump patching itself into ...
25434 (patch_jump_insn): ... here, new static helper.
25436 2009-04-26 Michael Matz <matz@suse.de>
25438 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25439 beyond num_ssa_names.
25440 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25441 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25443 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25445 PR inline-asm/39543
25446 * fwprop.c (forward_propagate_asm): New function.
25447 (forward_propagate_and_simplify): Propagate also into __asm, if it
25448 doesn't increase the number of referenced registers.
25451 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25453 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25455 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25456 note_nonlocal_vla_type for nonlocal VLAs.
25457 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25458 contains_remapped_vars, remap_vla_decls): New functions.
25459 (convert_nonlocal_reference_stmt): If not optimizing, call
25460 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25461 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25462 if it wasn't found in var_map.
25463 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25464 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25465 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25467 * gimplify.c (nonlocal_vlas): New variable.
25468 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25470 (gimplify_body): Create and destroy nonlocal_vlas.
25472 * dwarf2out.c (loc_descr_plus_const): New function.
25473 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25474 mem_loc_descriptor, loc_descriptor_from_tree_1,
25475 descr_info_loc, gen_variable_die): Use it.
25477 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25478 !TREE_STATIC VAR_DECLs.
25479 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25480 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25481 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25482 DECL_BY_REFERENCE is valid.
25483 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25484 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25485 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25486 Copy DECL_BY_REFERENCE.
25487 (struct nesting_copy_body_data): New type.
25488 (nesting_copy_decl): New function.
25489 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25490 if they have variable length.
25492 2009-04-26 Michael Matz <matz@suse.de>
25494 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25495 mark new temporaries for renaming.
25497 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25500 * c-decl.c (global_bindings_p): Return negative value.
25501 (c_variable_size): New. Based on variable_size from
25503 (grokdeclarator): Call c_variable_size not variable_size.
25505 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25507 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25509 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25511 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25512 Redefine it to just use mingw/include.
25513 (ASM_SPEC): Rules for -m32 and -m64.
25514 (LINK_SPEC): Use Likewise.
25515 (SPEC_32): New define.
25516 (SPEC_64): Likewise.
25517 (SUB_LINK_SPEC): Likewise.
25518 (MULTILIB_DEFAULTS): New define.
25519 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25520 Add multilib options.
25521 (MULTILIB_DIRNAMES): Likewise.
25522 (MULTILIB_OSDIRNAMES): Likewise.
25523 (LIBGCC): Likewise.
25524 (INSTALL_LIBGCC): Likewise.
25526 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25529 * c-tree.h (enum c_inline_static_type): New.
25530 (record_inline_static): Declare.
25531 * c-decl.c (struct c_inline_static, c_inline_statics,
25532 record_inline_static, check_inline_statics): New.
25533 (pop_file_scope): Call check_inline_statics.
25534 (start_decl): Call record_inline_static instead of pedwarning
25535 directly for static in inline function.
25536 * c-typeck.c (build_external_ref): Call record_inline_static
25537 instead of pedwarning directly for static referenced in inline
25540 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25542 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25543 not new but only being rescanned.
25544 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25545 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25546 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25547 record_set_info, compute_set, grealloc): Remove.
25548 (recompute_all_luids): New function.
25549 (gcse_main): Don't compute sets, and don't do related memory
25550 allocations/free-ing. If something changed before the end of the
25551 pass, update LUIDs using recompute_all_luids.
25552 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25553 (free_gcse_mem): Don't free it either.
25554 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25555 Use the df insn LUIDs.
25556 (load_killed_in_block): Likewise.
25557 (compute_hash_table_work): Don't compute reg_set_in_block.
25558 (compute_transp): Use DF_REG_DEF_CHAINs.
25559 (local_cprop_pass): Don't use compute_sets and related functions.
25560 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25561 Use get_max_uid() instead of max_cuid.
25562 (insert_insn_end_basic_block, pre_insert_copy_insn,
25563 update_ld_motion_stores): Don't try to
25564 keep reg_set tables up to date.
25565 (pre_insert_copies): Use df insn LUIDs.
25566 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25567 (reg_set_info): Don't use extra bitmap argument.
25568 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25569 information to compute regs_set_in_block.
25570 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25571 (bypass_jumps): Don't use compute_sets and friends.
25573 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25576 * opts.c (undocumented_msg): Do not leave blank even with
25579 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25581 * c-decl.c (build_enumerator): Allow values folding to integer
25582 constants but not integer constant expressions with a pedwarn if
25585 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25588 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25589 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25590 type is an integer constant.
25592 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25595 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25598 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25601 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25602 with variably modified return type and no storage class
25603 specifiers, except for the case of nested functions. Distinguish
25604 extern declarations of functions with variably modified return
25605 types from those of objects with variably modified types.
25607 2009-04-25 Jan Hubicka <jh@suse.cz>
25609 * tree.c (list_equal_p): New function.
25610 * tree.h (list_equal_p): Declare.
25611 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25612 basic_block_def, basic_block, const_basic_block): New.
25613 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25614 (redirect_eh_edge): New function.
25615 (make_eh_edge_update_phi): EH edges are not abnormal.
25616 * except.c: Include tree-flow.h.
25617 (list_match): New function.
25618 (eh_region_replaceable_by_p): New function.
25619 (replace_region): New function.
25620 (hash_type_list): New function.
25621 (hash_eh_region): New function.
25622 (eh_regions_equal_p): New function.
25623 (merge_peers): New function.
25624 (remove_unreachable_regions): Verify EH tree when checking;
25626 (copy_eh_region_1): New function.
25627 (copy_eh_region): New function.
25628 (push_reachable_handler): New function.
25629 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25630 regions without label but with live RESX.
25631 * except.h (redirect_eh_edge_to_label): New.
25632 * tree-flow.h (redirect_eh_edge): New.
25633 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25634 basic_block_def, basic_block, const_basic_block): Remove.
25635 * Makefile.in (except.o): Add dependency on tree-flow.h
25636 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25637 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25640 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25643 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25644 on the destination of memcpy.
25646 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25648 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25649 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25650 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25652 2009-04-25 Jan Hubicka <jh@suse.cz>
25654 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25655 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25656 to be reached by different label than left.
25657 (update_eh_edges): Update comment; remove edge_to_remove if possible
25658 and return true if suceeded.
25659 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25660 (cleanup_eh): Compute sharing map.
25661 * except.c (remove_eh_handler_and_replace): Add argument if we should
25663 (remove_unreachable_regions): Update for label sharing.
25664 (label_to_region_map): Likewise.
25665 (get_next_region_sharing_label): New function.
25666 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25668 (remove_eh_handler): Update.
25669 (remove_eh_region_and_replace_by_outer_of): New function.
25670 * except.h (struct eh_region): Add next_region_sharing_label.
25671 (remove_eh_region_and_replace_by_outer_of,
25672 get_next_region_sharing_label): Declare.
25673 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25675 2009-04-25 Jan Hubicka <jh@suse.cz>
25677 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25678 insert code even if they are not critical.
25680 2009-04-25 Jan Hubicka <jh@suse.cz>
25682 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25683 (gimple_can_remove_branch_p): EH edges won't remove branch by
25685 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25686 updating of non-abnormal EH edges.
25687 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25688 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25689 (split_critical_edges): Split also edges where emitting code on them
25690 will lead to splitting later.
25692 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25693 H.J. Lu <hongjiu.lu@intel.com>
25696 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25697 the configured assembler supports fildq and fistpq mnemonics.
25698 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25699 * configure: Regenerated.
25700 * config.in: Ditto.
25702 * config/i386/i386.c (print_operand): Handle 'Z'.
25703 ['z']: Remove handling of special fild/fist suffixes.
25704 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25705 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25706 suffix of fild insn.
25707 (*floatsi<mode>2_vector_mixed): Ditto.
25708 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25709 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25710 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25711 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25712 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25714 2009-04-25 Ben Elliston <bje@au.ibm.com>
25716 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25717 the source of a set operation.
25719 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25721 * target.h (struct gcc_target): Add case_values_threshold field.
25722 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25723 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25724 * targhooks.c (default_case_values_threshold): New function.
25725 * targhooks.h (default_case_values_threshold): Declare function.
25726 * stmt.c (expand_case): Use case_values_threshold target hook.
25727 * expr.h (case_values_threshold): Remove declartation.
25728 * expr.c (case_values_threshold): Remove function.
25729 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25731 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25732 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25733 (avr_case_values_threshold): Declare as static.
25734 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25736 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25737 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25738 (mn10300_case_values_threshold): New function.
25740 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25742 * ira.c (setup_cover_and_important_classes): Add enum cast.
25744 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25746 * genpreds.c (write_enum_constraint_num): Output definition of
25747 CONSTRAINT_NUM_DEFINED_P macro.
25748 * ira.c (setup_cover_and_important_classes): Use
25749 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25751 2009-04-24 DJ Delorie <dj@redhat.com>
25753 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25754 __SH2A_SINGLE_ONLY__ also.
25756 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25758 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25759 (movdf_internal): Ditto.
25760 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25761 SFmode and DFmode constants.
25762 (ia64_print_operand): Add 'G' format for printing
25763 floating point constants.
25765 2009-04-24 Richard Guenther <rguenther@suse.de>
25767 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25768 from unsigned additions.
25770 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25772 * c-typeck.c (set_init_index): Allow array designators that are
25773 not integer constant expressions with a pedwarn if pedantic.
25775 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25777 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25778 zero if no overlap in nonzero bits between the operands.
25780 2009-04-24 Ian Lance Taylor <iant@google.com>
25782 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25783 (record_dead_and_set_regs): Likewise.
25784 * df.h (struct df_mw_hardreg): Change flags field to int.
25785 (struct df_base_ref): Likewise.
25786 (struct df): Change changeable_flags field to int.
25787 * df-scan.c (df_defs_record): Change clobber_flags to int.
25788 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25789 constants rather than #define macros.
25790 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25791 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25792 (enum dwarf_calling_convention): Likewise.
25793 (enum dwarf_line_number_x_ops): Likewise.
25794 (enum dwarf_call_frame_info): Likewise.
25795 (enum dwarf_source_language): Likewise.
25796 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25797 (add_calling_convention_attribute): Likewise.
25798 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25799 (combine_comparisons): Change compcode to int. Add cast to enum type.
25800 * genrecog.c (maybe_both_true_2): Change c to int.
25801 (write_switch): Likewise. Add cast to enum type.
25802 * gimplify.c (gimplify_omp_for): Handle return values from
25803 gimplify_expr using MIN rather than bitwise or.
25804 (gimplify_expr): Add cast to enum type.
25805 * ipa-prop.c (update_jump_functions_after_inlining): Change
25806 IPA_BOTTOM to IPA_JF_UNKNOWN.
25807 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25808 Add casts to enum type.
25809 (setup_cover_and_important_classes): Change cl to int. Add casts
25811 (setup_class_translate): Change cl and mode to int.
25812 (ira_init_once): Change mode to int.
25813 (free_register_move_costs): Likewise.
25814 (setup_prohibited_mode_move_regs): Add casts to enum type.
25815 * langhooks.c (add_builtin_function_common): Rework assertion that
25816 value fits bitfield.
25817 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25818 * omega.c (omega_do_elimination): Avoid math on enum types.
25819 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25820 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25821 int local to handle integral_argment value.
25822 * regmove.c (try_auto_increment): Change PUT_MODE to
25824 * reload.c (push_secondary_reload): Add casts to enum type.
25825 (secondary_reload_class, find_valid_class): Likewise.
25826 * reload1.c (emit_input_reload_insns): Likewise.
25827 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25828 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25829 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25831 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25832 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25834 (expand_complex_libcall): Add casts to enum type.
25835 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25836 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25837 with ERROR_MARK, not NUM_TREE_CODES.
25838 (vect_create_epilog_for_reduction): Likewise.
25839 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25840 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25841 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25843 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25844 vect_unused_in_loop. Change 0 to loop_vect.
25845 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25846 * var-tracking.c (get_init_value): Change return type to enum
25848 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25849 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25851 (arm_override_options): Add casts to enum type.
25852 (arm_emit_tls_decoration): Likewise.
25853 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25855 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25856 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25857 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25859 * config/s390/s390.c (code_for_builtin_64): Change to array of
25861 (code_for_builtin_31): Likewise.
25862 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25864 * config/sparc/sparc.c (sparc_override_options): Change value
25865 field in struct code_model to enum cmodel. In initializer change
25866 0 to NULL and add cast to enum type.
25868 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25869 Change all callers. Issue a -Wc++-compat warning using
25870 lhs_origtype if necessary.
25871 (convert_for_assignment): Issue -Wc++-compat warnings about
25872 invalid conversions to enum type on assignment.
25873 * c-common.h (build_modify_expr): Update declaration.
25875 2009-04-24 Nick Clifton <nickc@redhat.com>
25877 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25878 (function_arg_advance): Likewise.
25879 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25882 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25884 * config/s390/constraints.md ('I', 'J'): Fix condition.
25886 2009-04-24 Diego Novillo <dnovillo@google.com>
25888 * gengtype-parse.c (parse_error): Add newline after message.
25890 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25892 * config/i386/sse.md (avxmodesuffixs): Removed.
25893 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25894 (*avx_pinsr<ssevecsize>): This.
25896 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25898 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25899 follow chains of regs with a single definition, and allow expressions
25900 that are function_invariant_p.
25901 (simple_rhs_p): Allow expressions that are function_invariant_p.
25903 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25905 PR middle-end/39867
25906 * fold-const.c (fold_cond_expr_with_comparison): When folding
25907 > and >= to MAX, make sure the MAX uses the same type as the
25908 comparison's operands.
25910 2009-04-24 Nick Clifton <nickc@redhat.com>
25912 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25913 addressing for DImode accesses.
25914 (frv_print_operand_address): Handle PLUS case.
25915 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25917 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25919 PR rtl-optimization/39794
25920 * alias.c (canon_true_dependence): Add x_addr argument.
25921 * rtl.h (canon_true_dependence): Adjust prototype.
25922 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25923 * cselib.c (cselib_invalidate_mem): Likewise.
25924 * gcse.c (compute_transp): Likewise.
25925 * dse.c (scan_reads_nospill): Likewise.
25926 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25927 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25928 canon_base_addr of the group, plus optional offset.
25929 (struct group_info): Rename canon_base_mem to
25931 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25932 canon_rtx of base_mem.
25934 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25936 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25937 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25939 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25941 * config/spu/spu-builtins.h: Delete file.
25943 * config/spu/spu.h (enum spu_builtin_type): Move here from
25945 (struct spu_builtin_description): Likewise. Add GTY marker.
25946 Do not use enum spu_function_code or enum insn_code.
25947 (spu_builtins): Add extern declaration.
25949 * config/spu/spu.c: Do not include "spu-builtins.h".
25950 (enum spu_function_code, enum spu_builtin_type_index,
25951 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25952 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25953 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25954 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25955 (spu_builtin_types): Make static. Add GTY marker.
25956 (spu_builtins): Add extern declaration with GTY marker.
25957 Include "gt-spu.h".
25959 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25960 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25961 Check programmatically whether all parameters are scalar.
25963 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25965 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25967 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25968 assignment from the constructor either if the target is volatile.
25970 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25972 * config/arm/arm.md (insv): Do not share operands[0].
25974 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25976 * config/vxlib-tls.c (active_tls_threads): Delete.
25977 (delete_hook_installed): New.
25978 (tls_delete_hook): Don't delete the delete hook.
25979 (tls_destructor): Delete it here.
25980 (__gthread_set_specific): Adjust installing the delete hook.
25981 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25982 __gthread_leave_tsd_dtor_context.
25984 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25986 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25988 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25990 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25992 (alpha_rtx_costs): Ditto.
25993 (emit_unlikely_jump): Use add_reg_note.
25994 (emit_frame_store_1): Ditto.
25995 (alpha_expand_prologue): Ditto.
25996 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25997 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25999 2009-04-23 Nick Clifton <nickc@redhat.com>
26001 * config/v850/v850.md (epilogue): Remove suppressed code.
26002 (return): Rename to return_simple and remove test of frame size.
26003 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
26004 to gen_return_simple.
26006 2009-04-22 Jing Yu <jingyu@google.com>
26009 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26011 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
26014 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26015 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
26016 value is a VECTOR_CST, the element type is the element type of the
26019 2009-04-22 DJ Delorie <dj@redhat.com>
26021 * config/m32c/m32c.h: Update GTY annotations to new syntax.
26023 2009-04-22 Jakub Jelinek <jakub@redhat.com>
26025 * alias.c (find_base_term): Move around LO_SUM case, so that
26026 CONST falls through into PLUS/MINUS handling.
26029 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26030 into 0, use omit_one_operand.
26032 2009-04-23 Ben Elliston <bje@au.ibm.com>
26034 * config/rs6000/linux-unwind.h (get_regs): Remove type
26035 puns. Change the type of `pc' to an array of unsigned ints and
26036 update all users. Constify frame24.
26038 2009-04-22 DJ Delorie <dj@redhat.com>
26040 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
26041 declarations before code.
26042 (current_function_special_page_vector): Likewise.
26043 (m32c_expand_insv): Silence a warning.
26045 2009-04-21 Taras Glek <tglek@mozilla.com>
26047 * alias.c: Update GTY annotations to new syntax.
26048 * basic-block.h: Likewise.
26049 * bitmap.h: Likewise.
26050 * c-common.h: Likewise.
26051 * c-decl.c: Likewise.
26052 * c-parser.c: Likewise.
26053 * c-pragma.c: Likewise.
26054 * c-tree.h: Likewise.
26055 * cfgloop.h: Likewise.
26056 * cgraph.h: Likewise.
26057 * config/alpha/alpha.c: Likewise.
26058 * config/arm/arm.h: Likewise.
26059 * config/avr/avr.h: Likewise.
26060 * config/bfin/bfin.c: Likewise.
26061 * config/cris/cris.c: Likewise.
26062 * config/darwin.c: Likewise.
26063 * config/frv/frv.c: Likewise.
26064 * config/i386/i386.c: Likewise.
26065 * config/i386/i386.h: Likewise.
26066 * config/i386/winnt.c: Likewise.
26067 * config/ia64/ia64.h: Likewise.
26068 * config/iq2000/iq2000.c: Likewise.
26069 * config/mips/mips.c: Likewise.
26070 * config/mmix/mmix.h: Likewise.
26071 * config/pa/pa.c: Likewise.
26072 * config/pa/pa.h: Likewise.
26073 * config/rs6000/rs6000.c: Likewise.
26074 * config/s390/s390.c: Likewise.
26075 * config/sparc/sparc.c: Likewise.
26076 * config/xtensa/xtensa.c: Likewise.
26077 * cselib.h: Likewise.
26078 * dbxout.c: Likewise.
26079 * dwarf2out.c: Likewise.
26080 * except.c: Likewise.
26081 * except.h: Likewise.
26082 * fixed-value.h: Likewise.
26083 * function.c: Likewise.
26084 * function.h: Likewise.
26085 * gimple.h: Likewise.
26086 * integrate.c: Likewise.
26087 * optabs.c: Likewise.
26088 * output.h: Likewise.
26089 * real.h: Likewise.
26091 * stringpool.c: Likewise.
26092 * tree-data-ref.c: Likewise.
26093 * tree-flow.h: Likewise.
26094 * tree-scalar-evolution.c: Likewise.
26095 * tree-ssa-address.c: Likewise.
26096 * tree-ssa-alias.h: Likewise.
26097 * tree-ssa-operands.h: Likewise.
26098 * tree.c: Likewise.
26099 * tree.h: Likewise.
26100 * varasm.c: Likewise.
26101 * varray.h: Likewise.
26103 * coretypes.h: Do not define GTY macro if it is already defined.
26104 * doc/gty.texi: Update GTY documentation to new syntax.
26105 * gengtype-lex.l: Enforce attribute-like syntax for GTY
26106 annotations on structs.
26107 * gengtype-parse.c: Likewise.
26109 2009-04-22 Mark Heffernan <meheff@google.com>
26111 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26113 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26115 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26118 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26120 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26121 the same as a PLUS without a shift. Increase the cost of a
26124 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26126 * Makefile.in: Update dependencies.
26127 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26128 * errors.h: Remove bogus comment about compatibility.
26129 (warning): Update declaration.
26130 * genautomata.c: Update all calls to warning.
26131 * gimple.c: Do not include errors.h. Include toplev.h.
26132 * tree-ssa-structalias.c: Do not include errors.h.
26133 * omega.c: Likewise.
26134 * tree-ssa-reassoc.c: Likewise.
26135 * config/spu/spu-c.c: Likewise.
26136 * config/spu/t-spu-elf: Update dependencies.
26138 2009-04-22 Richard Guenther <rguenther@suse.de>
26140 PR tree-optimization/39824
26141 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26142 make sure the types are compatible.
26144 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26147 * c-common.c (c_parse_error): Take a token_flags parameter.
26148 Use token_type for the token type instead.
26149 Pass token_flags to cpp_type2name.
26150 * c-common.h (c_parse_error): Update declaration.
26151 * c-parser.c (c_parser_error): Pass 0 as token flags.
26153 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
26155 PR rtl-optimization/39580
26156 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26158 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26160 * function.c (expand_function_end): Do not emit a jump to the "naked"
26161 return label for fall-through returns.
26162 * except.c (sjlj_emit_function_exit): Always place the call to the
26163 unregister function at the location installed by expand_function_end.
26165 2009-04-22 Richard Guenther <rguenther@suse.de>
26167 PR tree-optimization/39845
26168 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
26169 (gen_inbound_check): Likewise.
26171 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
26173 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26175 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26176 * config/vxlib.c (__gthread_once): Add race guard for PPC.
26178 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26180 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26181 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26182 shift counts to avoid out-of-bounds array accesses.
26184 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26186 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26187 (Pmode): Move above.
26189 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
26191 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26192 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26193 GET_CODE macro. Use IN_RANGE macro where appropriate.
26194 * config/alpha/alpha.h: Ditto.
26195 * config/alpha/alpha.md: Ditto.
26196 * config/alpha/constraints.md: Ditto.
26197 * config/alpha/predicates.md: Ditto.
26199 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26201 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26202 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26203 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26204 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26205 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26206 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26207 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26208 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26209 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26210 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26211 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26212 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26213 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26214 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26215 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26216 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26217 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26218 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26219 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26220 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26221 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26222 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26223 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26224 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26225 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26226 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26227 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26229 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
26231 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26232 references from comments.
26233 * cfgbuild.c (count_basic_blocks): Delete.
26234 (find_basic_blocks_1): Delete.
26235 (find_basic_blocks): Delete.
26236 * except.c (finish_eh_generation): Make static. Move comment from
26237 except.h here. Remove find_basic_blocks references from comments.
26238 * except.h (finish_eh_generation): Delete.
26239 * basic-block.h (find_basic_blocks): Delete.
26240 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26242 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
26244 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
26245 (sdbout_parms): Likewise.
26247 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
26249 * config/sh/sh.c (prepare_cbranch_operands): Use
26250 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26251 (expand_cbranchdi4): Likewise.
26252 (from_compare): Add cast to enum type.
26253 (expand_cbranchsi4): Use add_reg_note.
26254 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26255 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26256 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26257 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26258 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26259 instead of CODE_FOR_nothing.
26260 (cbranchdi4): Likewise. Fix the order of arguments for
26262 (push_fpscr): Use add_reg_note.
26263 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26264 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26266 2009-04-21 Joseph Myers <joseph@codesourcery.com>
26268 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26269 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26270 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26271 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26272 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26273 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26274 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26275 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26276 config/alpha/x-vms, config/arc/t-arc,
26277 config/arm/README-interworking, config/arm/arm-c.c,
26278 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26279 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26280 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26281 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26282 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26283 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26284 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26285 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26286 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26287 config/cris/t-elfmulti, config/crx/t-crx,
26288 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26289 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26290 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26291 config/h8300/t-h8300, config/i386/athlon.md,
26292 config/i386/darwin-libgcc.10.4.ver,
26293 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26294 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26295 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26296 config/i386/t-linux64, config/i386/t-nwld,
26297 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26298 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26299 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26300 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26301 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26302 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26303 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26304 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26305 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26306 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26307 config/m68k/t-uclinux, config/mcore/t-mcore,
26308 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26309 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26310 config/mips/crtn.asm, config/mips/irix-crti.asm,
26311 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26312 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26313 config/mips/mips-fixed.md, config/mips/sb1.md,
26314 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26315 config/mips/t-iris6, config/mips/t-isa3264,
26316 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26317 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26318 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26319 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26320 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26321 config/mn10300/t-linux, config/mn10300/t-mn10300,
26322 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26323 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26324 config/picochip/libgccExtras/clzsi2.asm,
26325 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26326 config/rs6000/darwin-libgcc.10.4.ver,
26327 config/rs6000/darwin-libgcc.10.5.ver,
26328 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26329 config/rs6000/t-aix43, config/rs6000/t-aix52,
26330 config/rs6000/t-darwin, config/rs6000/t-fprules,
26331 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26332 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26333 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26334 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26335 config/rs6000/t-rtems, config/rs6000/t-spe,
26336 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26337 config/score/t-score-elf, config/sh/divcost-analysis,
26338 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26339 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26340 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26341 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26342 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26343 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26344 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26345 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26346 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26347 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26348 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26349 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26350 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26351 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26352 * config/h8300/genmova.sh: Include copyright and license notices
26353 in generated output.
26354 * config/h8300/mova.md: Regenerate.
26355 * doc/install.texi2html: Include word "Copyright" in copyright
26356 notice and use name "Free Software Foundation, Inc.".
26357 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26358 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26359 ChangeLog-2007, ChangeLog-2008: Correct dates.
26361 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26363 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26364 NE_EXPR operations as well.
26365 * c-parser.c (c_parser_condition): Do not set location information on
26367 (c_parser_conditional_expression): Likewise.
26368 (c_parser_binary_expression): Set location information on operators.
26369 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26370 TRUTH_NOT_EXPR has been folded.
26371 * fold-const.c (fold_truth_not_expr): Copy location information from
26372 the incoming expression to the outgoing one.
26373 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26374 recursive calls on the LHS of the operator but pass that of the
26375 operator to recursive calls on the RHS of the operator. Set it
26377 (shortcut_cond_expr): Set the locus of the operator on the second
26378 COND_EXPR and that of the expression on the first in degenerate cases.
26379 Pass the locus of the expression to calls to shortcut_cond_r.
26380 Set the locus of the 'then' block on the associated jump, if any.
26381 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26382 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26383 expression to call to gimplify_boolean_expr.
26385 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26387 * config.gcc: Add additional configuration for
26388 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26389 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26390 (CPP_SPEC): Redefine for allowing -municode option.
26391 (STARTFILE_SPEC): Likewise.
26392 * config/i386/t-mingw-w64: New.
26393 * config/i386/mingw-w64.opt: New.
26394 (municode): Add new target option.
26395 * doc/invoke.texi (municode): Add documentation for new option.
26397 2009-04-21 Ian Lance Taylor <iant@google.com>
26399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26400 Correct test for number of arguments.
26401 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26403 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26405 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26406 argument of emit_library_call.
26408 2009-04-21 Richard Guenther <rguenther@suse.de>
26410 PR middle-end/39829
26411 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26412 inside VIEW_CONVERT_EXPRs.
26414 2009-04-21 Martin Jambor <mjambor@suse.cz>
26416 * tree-switch-conversion.c (build_constructors): Split a long line.
26417 (constructor_contains_same_values_p): New function.
26418 (build_one_array): Create assigns of constants if possible, do not
26419 call mark_sym_for_renaming, call update_stmt.
26420 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26421 make_rename_temp. Do not call mark_symbols_for_renaming, call
26423 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26424 find_new_referenced_vars, call update_stmt.
26425 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26426 instead of calling make_rename_temp. Do not call
26427 find_new_referenced_vars or mark_symbols_for_renaming, call
26430 2009-04-21 Richard Guenther <rguenther@suse.de>
26432 PR tree-optimization/39827
26433 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26434 (tree_ssa_phiprop): Pass the correct array size.
26436 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26438 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26440 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26443 * c-typeck.c (lvalue_p): Move declaration ...
26444 * c-common.h (lvalue_p): ... to here.
26445 * c-common.c (candidate_equal_p): New.
26446 (add_tlist): Use it.
26447 (merge_tlist): Use it.
26448 (warn_for_collisions_1): Likewise.
26449 (warning_candidate_p): Accept more candidates.
26450 (verify_tree): A warning candidate can be an expression. Use
26453 2009-04-21 Ben Elliston <bje@au.ibm.com>
26456 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26457 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26458 options. Remove -mcall-solaris documentation.
26460 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26463 * doc/invoke.texi (-Wlong-long): Update description.
26464 * c-lex (interpret_integer): Only warn if there was no previous
26465 overflow and -Wlong-long is enabled.
26466 * c-decl.c (declspecs_add_type): Drop redundant flags.
26467 * c.opt (Wlong-long): Init to -1.
26468 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26469 and front-end warn_long_long. Wlong-long only depends on other
26470 flags if it is uninitialized.
26471 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26472 the same for CPP and FE.
26473 (restore_extension_diagnostics): Likewise.
26475 2009-04-20 Ian Lance Taylor <iant@google.com>
26477 Fix enum conversions which are invalid in C++:
26478 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26479 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26480 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26481 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26482 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26483 (dbxout_parms): Likewise.
26484 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26485 (df_clear_flags): Likewise.
26486 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26487 top_flag parameter to int.
26488 (df_chain_create_bb_process_use): Likewise.
26489 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26491 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26492 (df_ref_create_structure, df_def_record_1): Likewise.
26493 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26494 (df_notes_rescan): Change 0 to VOIDmode in function call.
26495 (df_get_call_refs, df_insn_refs_collect): Likewise.
26496 (df_bb_regs_collect): Likewise.
26497 (df_entry_block_defs_collect): Likewise.
26498 (df_exit_block_uses_collect): Likewise.
26499 * df.h: Update declarations.
26500 * double-int.c (double_int_divmod): Add cast to enum type.
26501 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26502 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26503 (based_loc_descr): Likewise.
26504 (loc_descriptor_from_tree_1): Change first_op and second_op to
26505 enum dwarf_location_atom. Add cast to enum type.
26506 * expmed.c (init_expmed): Change 0 to SET in function call.
26507 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26508 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26509 (do_store_flag): Likewise.
26510 * fixed-value.h (struct fixed_value): Change mode to enum
26512 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26513 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26515 (insert_insn_decl, insert_decl, insert_state): Likewise.
26516 (automata_list_finish): Likewise.
26517 * genrecog.c (process_define_predicate): Add cast to enum type.
26518 * gensupport.c (init_predicate_table): Add cast to enum type.
26519 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26521 (gimple_build_call_1, gimple_build_label): Likewise.
26522 (gimple_build_goto, gimple_build_asm_1): Likewise.
26523 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26524 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26525 (enum fallback): Rename from enum fallback_t.
26526 (fallback_t): Typedef as int.
26527 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26528 GSI_SAME_STMT in function call.
26529 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26531 (setup_reg_class_relations): Likewise.
26532 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26533 (setup_prohibited_class_mode_regs): Add cast to enum type.
26534 (setup_prohibited_mode_move_regs): Likewise.
26535 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26536 (record_address_regs): Change i to enum reg_class.
26537 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26538 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26539 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26540 (GET_MODE_2XWIDER_MODE): Likewise.
26541 (GET_CLASS_NARROWEST_MODE): Likewise.
26542 * omp-low.c (expand_omp_for): Add cast to enum type.
26543 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26544 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26545 * postreload.c (reload_cse_simplify_operands): Change rclass local
26547 * predict.c (combine_predictions_for_insn): Change best_predictor
26548 and predictor to enum br_predictor.
26549 (combine_predictions_for_bb): Likewise.
26550 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26551 use SET_PREDICT_EXPR_OUTCOME.
26552 * real.c (real_arithmetic): Change icode to code in function call.
26553 * reginfo.c (init_move_cost): Add casts to enum type.
26554 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26555 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26557 * reload.c (find_valid_class): Add casts to enum type.
26558 (push_reload): Change 0 to NO_REGS in function call.
26559 (find_reloads): Change this_alternative to array of enum
26560 reg_class. Remove some now-unnecessary casts.
26561 (make_memloc): Change 0 to VOIDmode in function call.
26562 * reload1.c (reload): Change 0 to VOIDmode in function call.
26563 (eliminate_regs_1, elimination_effects): Likewise.
26564 (eliminate_regs_in_insn): Likewise.
26565 (emit_input_reload_insns): Add cast to enum type.
26566 (delete_output_reload): Change 0 to VOIDmode in function call.
26567 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26568 to enum type in function call.
26569 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26570 (SET_PREDICT_EXPR_OUTCOME): Define.
26571 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26572 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26573 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26574 (dump_function): Likewise.
26575 * tree-dump.h: Update declarations.
26576 * tree-pass.h: Update declarations.
26577 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26578 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26580 (arm_rtx_costs_1): Correct parenthesization.
26581 (arm_rtx_costs): Add casts to enum type.
26582 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26583 (vfp_emit_fstmd): Use add_rg_note.
26584 (emit_multi_reg_push, emit_sfm): Likewise.
26585 (thumb_set_frame_pointer): Likewise.
26586 (arm_expand_prologue): Likewise.
26587 (arm_regno_class): Change return type to enum reg_class.
26588 (thumb1_expand_prologue): Use add_reg_note.
26589 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26590 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26592 * config/arm/gentune.sh: Add cast to enum type.
26593 * config/arm/arm-tune.md: Rebuild.
26594 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26595 (ix86_split_fp_branch, predict_jump): Likewise.
26596 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26597 insn_code to enum rtx_code.
26598 (ix86_builtin_vectorized_function): Add cast to enum type.
26599 * config/i386/i386.md (truncdfsf2): Change slot to enum
26601 (truncxf<mode>2, isinf<mode>2): Likewise.
26602 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26604 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26605 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26606 (insert_bundle_state): Change 1 to INSERT in function call.
26607 (ia64_add_bundle_selector_before): Likewise.
26608 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26609 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26610 (restore_stack_nonlocal): Likewise.
26611 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26613 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26615 (mips_rtx_costs): Likewise.
26616 (mips_override_options): Add casts to enum type.
26617 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26619 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26620 (store_reg, set_reg_plus_d): Likewise.
26621 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26622 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26624 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26626 (emit_unlikely_jump): Use add_reg_note.
26627 (rs6000_emit_allocate_stack): Likewise.
26628 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26629 (output_toc): Change 1 to INSERT in function call.
26630 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26631 (rs6000_initialize_trampoline): Likewise.
26632 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26634 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26635 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26636 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26637 (save_gprs): Use add_reg_note.
26638 (s390_emit_prologue): Likewise.
26639 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26640 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26641 (sparc_fold_builtin): Add cast to enum type.
26642 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26644 (spu_expand_prologue): Use add_reg_note.
26645 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26647 2009-04-20 Ian Lance Taylor <iant@google.com>
26649 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26650 (c_parser_postfix_expression_after_primary): Get VEC for list of
26651 arguments. Get original types of arguments. Call
26652 build_function_call_vec.
26653 (cached_expr_list_1, cached_expr_list_2): New static variables.
26654 (c_parser_expr_list): Change return type to VEC *. Add
26655 p_orig_types parameter. Change all callers.
26656 (c_parser_release_expr): New static function.
26657 (c_parser_vec_to_tree_list): New static function.
26658 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26659 call build_function_call_vec.
26660 (build_function_call_vec): New function, based on old
26661 build_function_call.
26662 (convert_arguments): Remove nargs and argarray parameters. Change
26663 values to a VEC. Add origtypes parameter.
26664 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26665 (convert_for_assignment): Add origtype parameter. Change all
26666 callers. If warn_cxx_compat, check for conversion to an enum
26667 type when calling a function.
26668 (store_init_value): Add origtype parameter. Change all callers.
26669 (digest_init): Likewise.
26670 (struct init_node): Add origtype field.
26671 (add_pending_init): Add origtype parameter. Change all callers.
26672 (output_init_element): Likewise.
26673 (output_pending_init_elements): Pass origtype from init_node to
26674 output_init_element.
26675 (process_init_element): Pass origtype from c_expr to
26676 output_init_element.
26677 (c_finish_return): Add origtype parameter. Change all callers.
26678 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26680 (sync_resolve_params): Likewise.
26681 (sync_resolve_return): Change params to first_param. Change caller.
26682 (resolve_overloaded_builtins): Change params to VEC *. Change
26683 callers. Save first parameter around call to build_function_call_vec.
26684 * c-decl.c (finish_decl): Add origtype parameter. Change all
26685 callers. Call build_function_call_vec rather than
26686 build_function_call for cleanup.
26687 * c-tree.h: Update declarations.
26688 * c-common.h: Update declarations.
26689 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26690 params to first_param.
26691 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26692 params parameter from tree to void *.
26693 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26694 Change arglist parameter to have type void *, and to be a pointer
26696 * config/rs6000/rs6000-protos.h
26697 (altivec_resolve_overloaded_builtin): Update declaration.
26698 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26699 fnargs parameter to have type void *, and to be a pointer to a
26700 VEC. Call build_function_call_vec instead of
26701 build_function_call.
26702 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26704 2009-04-20 Joey Ye <joey.ye@intel.com>
26705 Xuepeng Guo <xuepeng.guo@intel.com>
26706 H.J. Lu <hongjiu.lu@intel.com>
26708 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26710 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26711 (IX86_LEA_PRIORITY): Likewise.
26712 (distance_non_agu_define): New function.
26713 (distance_agu_use): Likewise.
26714 (ix86_lea_for_add_ok): Likewise.
26715 (ix86_dep_by_shift_count): Likewise.
26717 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26718 should split for LEA.
26720 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26722 (ix86_dep_by_shift_count): Likewise.
26724 2009-04-20 Richard Guenther <rguenther@suse.de>
26726 * expr.c (handled_component_p): Move ...
26727 * tree.h (handled_component_p): ... here.
26728 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26729 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26730 and REALPART_EXPR to be in one group.
26732 2009-04-20 Richard Guenther <rguenther@suse.de>
26734 * basic-block.h (get_all_dominated_blocks): Declare.
26735 * dominance.c (get_all_dominated_blocks): New function.
26736 * tree-cfg.c (get_all_dominated_blocks): Remove.
26737 (remove_edge_and_dominated_blocks): Adjust.
26738 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26739 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26740 instead of recursing.
26742 2009-04-20 Doug Kwan <dougkwan@google.com>
26744 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26745 (struct cgraph_node_set_def): New type.
26746 (cgraph_node_set) New type. Also declare vector functions.
26747 (struct cgraph_node_set_element_def): New type.
26748 (cgraph_node_set_element): Ditto.
26749 (cgraph_node_set_iterator): New iterator type.
26750 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26751 cgraph_node_set_remove, dump_cgraph_node_set,
26752 debug_cgraph_node_set): New prototypes.
26753 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26754 cgraph_node_set_size): New inlines.
26755 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26756 including cgraph.h.
26757 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26758 argument to function 'write_summary'.
26759 * ipa.c: Include ggc.h.
26760 (hash_cgraph_node_set_element,
26761 eq_cgraph_node_set_element, cgraph_node_set_new,
26762 cgraph_node_set_add, cgraph_node_set_remove,
26763 cgraph_node_set_find, dump_cgraph_node_set,
26764 debug_cgraph_node_set): New functions.
26765 * Makefile.in (ipa.o): Add dependency on GGC_H.
26767 2009-04-20 Ira Rosen <irar@il.ibm.com>
26769 PR tree-optimization/39675
26770 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26771 check of the return code of vect_schedule_slp. Check that
26772 stmt_vec_info still exists for the statement, before checking its
26773 vectorization type.
26775 2009-04-20 Michael Matz <matz@suse.de>
26777 * Makefile.in (generated_files): Take out $(simple_generated_c).
26779 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26781 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26782 (UINTPTR_TYPE): Likewise.
26784 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26787 * c-typeck.c (digest_init): Check for initializing an array with a
26790 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26793 * c-semantics.c (pop_stmt_list): Propagate
26794 STATEMENT_LIST_HAS_LABEL to parent statement list.
26796 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26798 * config/mips/mips.h (mips_tune_attr): New macro.
26799 * config/mips/mips.md (cpu): Use it.
26801 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26804 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26807 2009-04-19 Diego Novillo <dnovillo@google.com>
26809 * toplev.c (compile_file): Move call to coverage_finish ...
26810 * cgraphunit.c (ipa_passes): ... here.
26811 Call cgraph_process_new_functions.
26812 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26813 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26815 2009-04-19 Jan Hubicka <jh@suse.cz>
26817 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26819 (dump_cgraph_node): Dump can throw external flag.
26820 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26822 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26826 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26827 * common.opt (Wlogical-op): Move from here...
26828 * c.opt (Wlogical-op): ... to here.
26829 * c-typeck.c (parser_build_binary_op): Update call to
26830 warn_logical_operator.
26831 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26833 * c-common.c (warn_logical_op): Update.
26834 * c-common.h (warn_logical_op): Update declaration.
26836 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26838 * tree.c (protected_set_expr_location): Fix formatting.
26840 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26843 * c-typeck.c (readonly_warning): new.
26844 (build_unary_op, build_modify_expr): Use readonly_warning for
26845 storing into something readonly but not const-qualified.
26847 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26850 * c-typeck.c (build_unary_op): Check for taking address of
26851 expression of type void.
26853 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26856 * c-typeck.c (build_function_call): Check for calling a function
26857 with qualified void return types. Call require_complete_type when
26860 2009-04-18 Jan Hubicka <jh@suse.cz>
26862 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26864 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26865 can_throw_external flag.
26866 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26867 * ipa-pure-const.c (ignore_edge): New function.
26868 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26869 only over can_throw_external edges.
26870 (local_pure_const): Add nothrow flag.
26871 * ipa-utils.c (searchc): Add ignore_edge callback.
26872 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26873 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26874 (set_nothrow_function_flags): Update cgraph.
26875 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26877 2009-04-18 Richard Guenther <rguenther@suse.de>
26879 PR middle-end/39804
26880 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26881 (fold_stmt): ... this and ...
26882 (fold_stmt_inplace): ... this.
26883 (fold_stmt_1): Fold references in calls and asms.
26884 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26886 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26888 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26889 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26891 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26893 * tree.c (function_args_count): Remove.
26894 * tree.h: Remove the prototype for function_args_count.
26896 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26898 * tree-iterator.c (expr_only): Remove.
26899 * tree.h: Remove the prototype for expr_only.
26901 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26903 * reginfo.c (cannot_change_mode_set_regs): Remove.
26904 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26906 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26908 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26909 whether operands 0 and 1 overlaps.
26911 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26913 PR middle-end/36902
26914 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26915 pointer. Use warning_at instead of warning.
26916 (search_for_addr_array): Likewise.
26917 (check_array_bounds): Likewise.
26918 (check_all_array_refs): Check that the incoming edge is not in the
26919 list of edges to be removed.
26920 (check_all_array_refs): Avoid the temporal pointer.
26921 (vrp_visit_cond_stmt): Fix typo.
26922 (simplify_switch_using_ranges): Handle the case where the switch
26923 index is an integer constant.
26925 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26927 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26929 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26931 * doc/extend.texi, doc/invoke.texi: Fix typos.
26933 2009-04-17 Cary Coutant <ccoutant@google.com>
26935 * tree-flow-inline.h (get_lineno): Fix inverted test.
26937 2009-04-17 Diego Novillo <dnovillo@google.com>
26939 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26940 assertion for AVAIL_OUT.
26942 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26945 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26946 * config/sh/linux-atomic.asm: Likewise.
26948 2009-04-17 Diego Novillo <dnovillo@google.com>
26950 * except.c (debug_eh_tree): New.
26951 (struct eh_region, struct eh_status): Move ...
26952 * except.h: ... here.
26953 (add_type_for_runtime): Declare extern.
26954 (lookup_type_for_runtime): Likewise.
26955 (debug_eh_tree): Declare.
26956 * Makefile.in (GTFILES): List except.h before except.c
26958 2009-04-17 Diego Novillo <dnovillo@google.com>
26960 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26961 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26962 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26963 (find_vars_r): ... here.
26964 * tree-flow.h (find_referenced_vars_in): Declare.
26965 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26966 that AVAIL_OUT exists for BLOCK.
26967 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26968 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26969 (tree-parloops.o): Likewise.
26971 2009-04-17 Simon Baldwin <simonb@google.com>
26973 * toplev.c (default_tree_printer): Add handling for %E format.
26975 2009-04-17 Diego Novillo <dnovillo@google.com>
26977 * tree-pretty-print.c (dump_generic_node): Add break after
26978 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26979 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26980 FUNCTION_TYPE together. Call print_struct_decl when printing
26981 structures and TDF_SLIM is not given.
26982 (print_struct_decl): Fix logic for detecting recursion.
26984 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26987 * gcc.c (create_at_file): New.
26988 (compile_input_file_p): New.
26989 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26990 * main.c (main): Update call to toplev_main.
26991 * toplev.c (toplev_main): Change signature. Call expandargv.
26992 * toplev.h (toplev_main): Change signature.
26994 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26996 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26997 if the latter is not constant.
26999 2009-04-17 David Edelsohn <edelsohn@gnu.org>
27001 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27003 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27005 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27006 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27008 2009-04-17 Richard Guenther <rguenther@suse.de>
27010 * tree-ssa-structalias.c (get_constraint_for_component_ref):
27011 Handle component references view-converting an invariant address.
27013 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
27015 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27016 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27017 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27018 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27019 Use @deftypevr rather than @deftypevar.
27021 2009-04-17 Richard Guenther <rguenther@suse.de>
27023 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27024 (get_prop_source_stmt): Likewise.
27025 (can_propagate_from): Likewise.
27027 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
27029 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27030 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27031 (--with-multilib-list): Add default value.
27032 * configure: Regenerate.
27033 * Makefile.in (TM_ENDIAN_CONFIG): Define.
27034 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27035 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27036 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27037 Don't add default cpu to multilib list unnecessarily, but do enable
27038 the relevant compiler option..
27039 Add support for --with-multilib-list=<blank> and
27040 --with-multilib-list=!<somelib> to supress unwanted multilibs.
27041 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27042 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27043 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27044 TM_MULTILIB_CONFIG.
27045 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27046 (MULTILIB_OSDIRNAMES): New variable.
27047 * config/sh/t-1e: Delete file.
27048 * config/sh/t-mlib-sh1: Delete file.
27049 * config/sh/t-mlib-sh2: Delete file.
27050 * config/sh/t-mlib-sh2a: Delete file.
27051 * config/sh/t-mlib-sh2a-nofpu: Delete file.
27052 * config/sh/t-mlib-sh2a-single: Delete file.
27053 * config/sh/t-mlib-sh2a-single-only: Delete file.
27054 * config/sh/t-mlib-sh2e: Delete file.
27055 * config/sh/t-mlib-sh3e: Delete file.
27056 * config/sh/t-mlib-sh4: Delete file.
27057 * config/sh/t-mlib-sh4-nofpu: Delete file.
27058 * config/sh/t-mlib-sh4-single: Delete file.
27059 * config/sh/t-mlib-sh4-single-only: Delete file.
27060 * config/sh/t-mlib-sh4a: Delete file.
27061 * config/sh/t-mlib-sh4a-nofpu: Delete file.
27062 * config/sh/t-mlib-sh4a-single: Delete file.
27063 * config/sh/t-mlib-sh4a-single-only: Delete file.
27064 * config/sh/t-mlib-sh4al: Delete file.
27065 * config/sh/t-mlib-sh5-32media: Delete file.
27066 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27067 * config/sh/t-mlib-sh5-64media: Delete file.
27068 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27069 * config/sh/t-mlib-sh5-compact: Delete file.
27070 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27071 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27072 * doc/install.texi (Options specification): Add
27073 --with-multilib-list and --with-endian.
27075 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27077 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27079 (OBJS-common): Add plugin-version.o.
27080 (plugin-version.o): New.
27081 * gcc-plugin.h (plugin_gcc_version): New.
27082 (plugin_default_version_check): New.
27083 (plugin_init_func, plugin_init): Add version argument.
27084 * plugin-version.c: New.
27085 * plugin.c (str_plugin_gcc_version_name): New.
27086 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
27087 pass it to the init function.
27088 (plugin_default_version_check): New.
27090 2009-04-17 Richard Guenther <rguenther@suse.de>
27092 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27093 for decl-vs-decl disambiguation.
27095 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
27097 * config/s390/s390.h (s390_tune_attr): New macro definition.
27098 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27100 2009-04-17 Richard Guenther <rguenther@suse.de>
27102 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27103 (fold_stmt_r): Likewise.
27104 (maybe_fold_reference): New function.
27105 (fold_gimple_assign): Handle cases fold_stmt_r did.
27106 (fold_stmt): Do not use fold_stmt_r.
27107 (fold_stmt_inplace): Likewise.
27109 2009-04-17 Richard Guenther <rguenther@suse.de>
27111 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27112 (record_equivalences_from_stmt): Remove useless checks and
27114 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
27115 the type is already suitable.
27117 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
27119 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27121 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
27123 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27124 (CMPtype): Define as __gcc_CMPtype.
27126 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
27128 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27129 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27131 2009-04-17 Richard Guenther <rguenther@suse.de>
27133 PR tree-optimization/39746
27134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27135 special-casing for builtins and static variable use/def.
27136 (call_may_clobber_ref_p_1): Likewise.
27138 2009-04-16 Ian Lance Taylor <iant@google.com>
27140 * df.h: Include "timevar.h".
27141 (struct df_problem): Change tv_id field to timevar_id_t.
27142 * tree-pass.h: Include "timevar.h".
27143 (struct opt_pass): Change tv_id field to timevar_id_t.
27144 * timevar.h (timevar_id_t): Define TV_NONE.
27145 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27146 TV_NONE rather than tv_id != 0.
27147 (execute_one_pass): Likewise.
27148 * Makefile.in (DF_H): Add $(TIMEVAR_H).
27149 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
27150 dependencies to $(TREE_PASS_H).
27151 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27153 (pass_branch_target_load_optimize2): Likewise.
27154 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27155 (pass_outof_cfg_layout_mode): Likewise.
27156 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27157 (pass_rebuild_cgraph_edges): Likewise.
27158 (pass_remove_cgraph_callee_edges): Likewise.
27159 * df-core.c (pass_df_initialize_opt): Likewise.
27160 (pass_df_initialize_no_opt): Likewise.
27161 (pass_df_finish): Likewise.
27162 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
27163 * except.c (pass_set_nothrow_function_flags): Likewise.
27164 (pass_convert_to_eh_region_ranges): Likewise.
27165 * final.c (pass_compute_alignments): Likewise.
27166 * function.c (pass_instantiate_virtual_regs): Likewise.
27167 (pass_init_function): Likewise.
27168 (pass_leaf_regs): Likewise.
27169 (pass_match_asm_constraints): Likewise.
27170 * gimple-low.c (pass_lower_cf): Likewise.
27171 (pass_mark_used_blocks): Likewise.
27172 * init-regs.c (pass_initialize_regs): Likewise.
27173 * integrate.c (pass_initial_value_sets): Likewise.
27174 * ira.c (pass_ira): Likewise.
27175 * jump.c (pass_cleanup_barriers): Likewise.
27176 * omp-low.c (pass_expand_omp): Likewise.
27177 (pass_lower_omp): Likewise.
27178 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27179 * recog.c (pass_split_all_insns): Likewise.
27180 (pass_split_after_reload): Likewise.
27181 (pass_split_before_regstack): Likewise.
27182 (pass_split_before_sched2): Likewise.
27183 (pass_split_for_shorten_branches): Likewise.
27184 * reginfo.c (pass_reginfo_init): Likewise.
27185 (pass_subregs_of_mode_init): Likewise.
27186 (pass_subregs_of_mode_finish): Likewise.
27187 * passes.c (pass_postreload): Likewise.
27188 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27189 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
27190 (pass_warn_function_return): Likewise.
27191 (pass_warn_function_noreturn): Likewise.
27192 * tree-complex.c (pass_lower_complex): Likewise.
27193 (pass_lower_complex_O0): Likewise.
27194 * tree-if-conv.c (pass_if_conversion): Likewise.
27195 * tree-into-ssa.c (pass_build_ssa): Likewise.
27196 * tree-mudflap.c (pass_mudflap_1): Likewise.
27197 (pass_mudflap_2): Likewise.
27198 * tree-nomudflap.c (pass_mudflap_1): Likewise.
27199 (pass_mudflap_2): Likewise.
27200 * tree-nrv.c (pass_return_slot): Likewise.
27201 * tree-object-size.c (pass_object_sizes): Likewise.
27202 * tree-optimize.c (pass_all_optimizations): Likewise.
27203 (pass_early_local_passes): Likewise.
27204 (pass_all_early_optimizations): Likewise.
27205 (pass_cleanup_cfg): Likewise.
27206 (pass_cleanup_cfg_post_optimizing): Likewise.
27207 (pass_free_datastructures): Likewise.
27208 (pass_free_cfg_annotations): Likewise.
27209 (pass_fixup_cfg): Likewise.
27210 (pass_init_datastructures): Likewise.
27211 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27212 (pass_late_warn_uninitialized): Likewise.
27213 (pass_update_address_taken): Likewise.
27214 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27215 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27216 (pass_cse_sincos): Likewise.
27217 (pass_convert_to_rsqrt): Likewise.
27218 * tree-ssa-structalias.c (pass_build_alias): Likewise.
27219 * tree-stdarg.c (pass_stdarg): Likewise.
27220 * tree-tailcall.c (pass_tail_recursion): Likewise.
27221 (pass_tail_calls): Likewise.
27222 * tree-vect-generic.c (pass_lower_vector): Likewise.
27223 (pass_lower_vector_ssa): Likewise.
27224 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27226 2009-04-16 Joseph Myers <joseph@codesourcery.com>
27228 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27230 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27232 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27233 logical and signext.
27235 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
27238 * config/sh/predicates.md (arith_operand): Check if the operand
27239 of TRUNCATE is a REG.
27241 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27243 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
27244 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27246 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27248 * tree-iterator.c (tsi_split_statement_list_after,
27249 tsi_split_statement_list_before): Remove.
27250 * tree-iterator.h: Remove the prototypes for
27251 tsi_split_statement_list_after and tsi_split_statement_list_before.
27253 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27255 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27256 * tree-ssa-propagate.h: Remove the prototype for
27257 stmt_makes_single_load.
27259 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27261 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
27262 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27264 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27266 * tree-iterator.c (EXPR_LAST_BODY): Remove.
27268 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27270 * except.c (eh_region_outer_p): Remove.
27271 * except.h: Remove the prototype for eh_region_outer_p.
27273 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27275 * function.c (current_function_assembler_name): Remove.
27276 * function.h: Remove the prototype for
27277 current_function_assembler_name.
27279 2009-04-16 Ian Lance Taylor <iant@google.com>
27281 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27282 (add_reg_note): Call alloc_reg_note.
27283 * rtl.h (alloc_reg_note): Declare.
27284 * combine.c (try_combine): Use alloc_reg_note.
27285 (recog_for_combine, move_deaths): Likewise.
27286 (distribute_notes): Use alloc_reg_note and add_reg_note.
27287 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27288 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27289 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27291 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27293 PR rtl-optimization/39762
27294 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27295 ira_may_move_out_cost): Add comments about way of their usage.
27296 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27298 * ira-conflicts.c (process_regs_for_copy): Use function
27299 ira_get_register_move_cost instead of global
27300 ira_register_move_cost.
27302 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27303 color_pass, move_spill_restore, update_curr_costs): Ditto.
27305 * ira-lives.c (process_single_reg_class_operands): Ditto.
27307 * ira-emit.c (emit_move_list): Ditto.
27309 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27310 (record_reg_classes): Ditto. Use functions
27311 ira_get_register_move_cost and ira_get_may_move_cost instead of
27312 global vars ira_register_move_cost, ira_may_move_out_cost and
27313 ira_may_move_in_cost.
27314 (record_address_regs): Don't call ira_init_register_move_cost.
27315 Use function ira_get_may_move_cost instead of global
27316 ira_may_move_in_cost.
27317 (process_bb_node_for_hard_reg_moves): Use function
27318 ira_get_register_move_cost instead of global ira_register_move_cost.
27319 (ira_costs): Don't call ira_init_register_move_cost.
27321 2009-04-16 Richard Guenther <rguenther@suse.de>
27323 * tree-cfg.c (verify_gimple_assign_binary):
27324 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27325 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27326 (create_general_new_stmt): Note that this function is broken.
27328 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27330 * common.opt (fhelp): Add Var(help_flag).
27331 * gcc-plugin.h (plugin_info): Add help.
27332 * plugin.c (plugin_name_args): Add help.
27333 (register_plugin_info): Set plugin->help.
27334 (print_help_one_plugin): New.
27335 (print_plugins_help): New.
27336 * plugin.h (print_plugins_help): New.
27337 * toplev.c (toplev_main): Call print_plugins_help if needed.
27339 2009-04-16 Richard Guenther <rguenther@suse.de>
27341 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27342 (gimple_ior_addresses_taken_1): New function.
27343 (gimple_ior_addresses_taken): Likewise.
27344 * gimple.h (struct gimple_statement_with_ops_base): Remove
27345 addresses_taken member.
27346 (gimple_ior_addresses_taken): Declare.
27347 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27348 gimple_set_addresses_taken): Remove.
27349 * ipa-reference.c (mark_address): New function.
27350 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27351 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27352 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27353 (gimple_add_to_addresses_taken): Remove.
27354 (get_tmr_operands): Call mark_address_taken.
27355 (get_asm_expr_operands): Likewise.
27356 (get_expr_operands): Likewise.
27357 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27358 (free_stmt_operands): Do not free it.
27359 * tree-ssa.c (delete_tree_ssa): Likewise.
27360 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27362 2009-04-16 Richard Guenther <rguenther@suse.de>
27364 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27365 (walk_stmt_load_store_ops): Likewise.
27366 * gimple.c (get_base_loadstore): New function.
27367 (walk_stmt_load_store_addr_ops): Likewise.
27368 (walk_stmt_load_store_ops): Likewise.
27369 * ipa-pure-const.c (check_op): Simplify.
27370 (check_load, check_store): New functions.
27371 (check_stmt): Use walk_stmt_load_store_ops.
27372 * ipa-reference.c (mark_load): Adjust signature.
27373 (mark_store): Likewise.
27374 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27376 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27378 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27379 (plugin_info): New.
27380 * opts.c (common_handle_option): Don't call print_version.
27381 * plugin.c (plugin_name_args): Add version.
27382 (register_plugin_info): New.
27383 (register_callback): Handle PLUGIN_INFO.
27384 (try_init_one_plugin): New.
27385 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27387 (finalize_one_plugin): New.
27388 (finalize_plugins): New.
27389 (print_one_plugin): New.
27390 (print_plugins_versions): New.
27391 * plugin.h (print_plugins_versions): New.
27392 (finalize_plugins): New.
27393 * toplev.c (compile_file): Don't call initialize_plugins.
27394 (print_version): Call print_plugins_versions.
27395 (toplev_main): Call initialize_plugins. Print version if needed.
27396 Call finalize_plugins.
27398 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27400 * common.opt (fversion): New.
27401 * gcc.c (print_version): New.
27402 (process_command): Don't print the version. Just set print_version.
27403 (main): Print version. Call subprocesses if print_version and
27404 verbose_flag are set.
27405 * opts.c (common_handle_option): Handle OPT_fversion.
27407 2009-04-16 Richard Guenther <rguenther@suse.de>
27408 Ira Rosen <irar@il.ibm.com>
27410 PR tree-optimization/39698
27411 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27412 type of the reduction variable. Only generate the def if
27415 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27416 make sure to first convert to an integer of the same precision.
27417 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27418 the type of the evolution correctly in computing the new
27419 induction variable base.
27421 2009-04-16 Richard Guenther <rguenther@suse.de>
27423 PR middle-end/39625
27424 * tree-cfg.c (make_blocks): Split statements with to-be
27425 abnormal SSA names on the lhs.
27427 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27429 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27430 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27431 * c-typeck.c (really_start_incremental_init): Likewise.
27432 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27433 (TARGET_INITIALIZER): Remove it.
27434 * target.h (struct target): Remove vector_opaque_p.
27435 * tree.c (build_opaque_vector_type): New.
27436 * tree.h (TYPE_VECTOR_OPAQUE): New.
27437 (build_opaque_vector_type): Declare.
27438 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27439 * config/rs6000/rs6000.c (build_opaque_vector_type,
27440 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27441 (rs6000_init_builtins): Use build_opaque_vector_type for
27442 opaque_V4SI_type_node.
27444 2009-04-15 Catherine Moore <clm@codesourcery.com>
27446 * debug.h (set_name): Declare.
27447 * dwarf2out.c (dwarf2out_set_name): Declare.
27448 (dwarf2_debug_hooks): Add set_name.
27449 (find_AT_string): New.
27450 (add_AT_string): Call find_AT_string.
27451 (dwarf2out_set_name): New.
27452 * cp/decl.c (grokdeclarator): Call set_name.
27453 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27454 * debug.c (do_nothing_debug_hooks): Likewise.
27455 * dbxout.c (dbx_debug_hooks): Likewise.
27456 * sdbout.c (sdb_debug_hooks): Likewise.
27458 2009-04-15 Michael Eager <eager@eagercon.com>
27460 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27461 reg for single-precision FPU.
27462 * config/rs6000/rs6000.md (movsi_internal1): Only for
27463 !TARGET_SINGLE_FPU.
27464 (movsi_internal1_single): New. Add pattern to move SI values to/from
27465 single-precision FP regs.
27467 2009-04-15 Richard Guenther <rguenther@suse.de>
27469 * omp-low.c (lower_rec_input_clauses): Build correct address
27471 (expand_omp_for_generic): Fix multiplication type.
27472 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27473 (generate_memset_zero): Fix types.
27474 * tree-profile.c (prepare_instrumented_value): Correctly
27477 2009-04-15 Ian Lance Taylor <iant@google.com>
27479 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27480 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27481 for -Wall and for -Wc++-compat.
27482 (c_common_post_options): For C++, set warn_enum_compare if not
27484 * c-tree.h (struct c_expr): Add field original_type.
27485 (build_external_ref): Update declaration.
27486 * c-parser.c (c_parser_braced_init): Set original_type.
27487 (c_parser_initelt): Likewise.
27488 (c_parser_expr_no_commas): Likewise.
27489 (c_parser_conditional_expression): Likewise.
27490 (c_parser_cast_expression): Likewise.
27491 (c_parser_unary_expression): Likewise. Pull setting of
27492 original_code to top of function.
27493 (c_parser_sizeof_expression): Set original_type.
27494 (c_parser_alignof_expression): Likewise.
27495 (c_parser_postfix_expression): Likewise. Pull setting of
27496 original_code to top of function.
27497 (c_parser_postfix_expression_after_paren_type): Set original_type.
27498 (c_parser_postfix_expression_after_primary): Likewise.
27499 (c_parser_expression): Likewise.
27500 * c-typeck.c (build_external_ref): Add type parameter. Change all
27502 (c_expr_sizeof_expr): Set original_type field.
27503 (parser_build_unary_op): Likewise.
27504 (parser_build_binary_op): Likewise. Optionally warn about
27505 comparisons of enums of different types.
27506 (digest_init): Set original_type field.
27507 (really_start_incremental_init): Likewise.
27508 (push_init_level, pop_init_level): Likewise.
27509 * doc/invoke.texi (Warning Options): -Wenum-compare now
27512 2009-04-15 Richard Guenther <rguenther@suse.de>
27514 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27515 out a necessary conversion.
27516 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27517 names we didn't value number.
27518 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27520 2009-04-15 Richard Guenther <rguenther@suse.de>
27522 PR tree-optimization/39764
27523 * tree-ssa-ccp.c (get_value): Canonicalize value with
27524 canonicalize_float_value.
27526 2009-04-15 Jan Hubicka <jh@suse.cz>
27528 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27529 Wrong version of patch.
27531 2009-04-15 Jan Hubicka <jh@suse.cz>
27533 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27535 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27537 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27538 our distinct integral and vector types.
27540 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27542 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27543 * init.c (build_vtbl_address): Remove call to assemble_external.
27545 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27547 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27548 output for other floating point modes.
27550 2009-04-14 Diego Novillo <dnovillo@google.com>
27552 * diagnostic.c (diagnostic_report_diagnostic): Do not
27553 warn about loaded plugins for DK_ERROR and DK_WARNING.
27554 * c-decl.c (declspecs_add_type): Move call to
27555 invoke_plugin_callbacks ...
27556 * c-parser.c (c_parser_declspecs): ... here.
27557 * plugin.c (dump_active_plugins): Tidy output.
27559 2009-04-14 Diego Novillo <dnovillo@google.com>
27560 Le-Chun Wu <lcwu@google.com>
27562 * configure.ac: Add --enable-plugin support.
27563 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27564 * Makefile.in (PLUGIN_H): Define.
27565 Export ENABLE_PLUGIN and GMPINC to site.exp.
27566 Add PLUGINLIBS to link command.
27567 Add/modify dependencies for plugin.o and files including plugin.h.
27569 * config.in: Regenerate.
27571 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27574 2009-04-14 Le-Chun Wu <lcwu@google.com>
27576 * tree-pass.h (register_one_dump_file): Add a prototype for
27577 register_one_dump_file.
27578 * toplev.c (compile_file): Call initialize_plugins.
27579 (do_compile): Call invoke_plugin_callbacks.
27580 (toplev_main): Call invoke_plugin_callbacks.
27581 * common.opt: Add -fplugin= and -fplugin-arg-.
27582 * gcc-plugin.h: New public header file for plugins to include.
27583 * plugin.c: New source file.
27584 * plugin.h: New internal header file.
27585 * passes.c (register_one_dump_file): Make it external.
27587 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27589 2009-04-14 Diego Novillo <dnovillo@google.com>
27591 * doc/plugins.texi: New.
27592 * doc/gccint.texi: Add reference to Plugins chapter.
27593 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27594 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27595 loaded plugins, if any.
27596 * timevar.def (TV_PLUGIN_INIT): Define.
27597 (TV_PLUGIN_RUN): Define.
27598 * plugin.c: Include timevar.h
27599 (plugins_active_p): New.
27600 (dump_active_plugins): New.
27601 (debug_active_plugins): New.
27603 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27605 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27607 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27609 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27611 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27612 the same as a minus without a shift.
27614 2009-04-14 Nick Clifton <nickc@redhat.com>
27616 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27617 comparisons with small integers will always produce a short
27620 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27623 2008-12-19 Diego Novillo <dnovillo@google.com>
27625 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27627 2009-04-14 Richard Guenther <rguenther@suse.de>
27629 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27631 (verify_gimple_assign_binary): Likewise. Handle shifts and
27633 (verify_gimple_phi): Print the mismatched argument position.
27634 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27636 (vect_update_init_of_dr): Likewise.
27637 * matrix-reorg.c (transform_access_sites): Do what the
27639 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27641 2009-04-13 Michael Eager <eager@eagercon.com>
27643 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27644 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27645 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27646 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27647 remove duplicate config
27649 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27651 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27652 file_name:line_number type locator of the call site.
27654 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27656 * genautomata.c: Put blank after comma.
27657 (automaton_decls): New.
27658 (struct unit_usage): Add comments to member next.
27659 (store_alt_unit_usage): Keep the list ordered.
27660 (unit_present_on_list_p, equal_alternatives_p): New.
27661 (check_regexp_units_distribution): Check units distribution
27662 correctness correctly.
27663 (main): Don't write automata if error is found. Return correct
27666 * config/m68k/cf.md (cfv4_ds): Remove.
27667 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27668 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27670 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27671 power4-load-ext, power4-store, power4-store-update,
27672 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27673 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27674 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27675 power4-sqrt, power4-isync): Modify reservation to make correct
27676 unit distribution to automata.
27678 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27679 power5-store-update, power5-two, power5-three, power5-lmul,
27680 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27682 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27684 * except.c (pass_set_nothrow_function_flags): Set name and add
27686 (set_nothrow_function_flags): Mention in the dump file when
27687 changing a function to nothrow.
27689 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27692 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27693 instead of unsigned long.
27695 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27697 * config/arm/arm.c (return_used_this_function): Remove.
27698 (arm_output_function_prologue): Remove use of
27699 return_used_this_function.
27700 (output_return_instruction): Replace use of
27701 return_used_this_function
27702 by cfun->machine->return_used_this_function.
27703 (arm_output_epilogue): Likewise.
27704 (arm_output_function_epilogue): Likewise.
27705 (thumb_unexpanded_epilogue): Likewise.
27706 * config/arm/arm.h (struct machine_function):
27707 New member return_used_this_function.
27709 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27711 * doc/install.texi: Correct description of default directory for
27712 --with-gxx-include-dir.
27714 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27716 * fold-const.c (build_range_check): Properly deal with enumeral and
27717 boolean base types.
27719 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27721 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27722 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27723 * params.h (MAX_GCSE_PASSES): Remove.
27724 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27725 in sequence. Remove ability to run multiple passes.
27726 (bypass_jumps): Report run as third CPROP pass.
27728 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27730 PR middle-end/39651
27731 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27732 when deciding whether the whole SEQUENCE can throw.
27734 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27737 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27738 offseted label references.
27740 2009-04-11 Jan Hubicka <jh@suse.cz>
27742 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27744 2009-04-11 Richard Guenther <rguenther@suse.de>
27746 PR middle-end/39732
27747 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27748 return variables as TREE_ADDRESSABLE.
27750 2009-04-11 Richard Guenther <rguenther@suse.de>
27752 PR tree-optimization/39713
27753 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27754 reference trees have SSA_NAME operands.
27756 2009-04-11 Richard Guenther <rguenther@suse.de>
27759 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27760 address expressions.
27762 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27764 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27765 match changes in Cygwin 1.7
27766 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27767 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27769 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27771 PR tree-optimization/39701
27772 * doc/invoke.texi (Optimization Options): Document change in
27773 meaning and initialization of -fdelete-null-pointer-checks.
27775 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27777 PR middle-end/39701
27778 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27780 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27783 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27785 2009-04-10 Chao-ying Fu <fu@mips.com>
27787 * doc/tm.texi (Instruction Output): Document
27788 TARGET_ASM_FINAL_POSTSCAN_INSN.
27789 * target.h (final_postscan_insn): New field in asm_out.
27790 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27791 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27792 * final.c (final_scan_insn): Call
27793 targetm.asm_out.final_postscan_insn after outputting
27794 an asm macro and a normal instruction.
27796 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27797 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27798 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27799 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27800 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27802 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27804 PR middle-end/39701
27805 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27806 variables as non-NULL even with -fdelete-null-pointer-checks.
27808 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27810 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27812 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27815 * config/i386/i386.c (classify_argument): Handle SCmode with
27816 (bit_offset % 64) != 0.
27818 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27820 * doc/invoke.texi (Optimize Options): Add cross-reference to
27821 -Q --help=optimizers examples.
27823 2009-04-10 Ben Elliston <bje@au.ibm.com>
27826 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27827 regalign for the reg == fpr and TDmode case.
27829 2009-04-09 David Ayers <ayers@fsfe.org>
27832 * objc/objc-act.c (warn_with_method): Remove helper function.
27833 (check_duplicates): Call warning and inform directly.
27834 (really_start_method): Likewise.
27836 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27838 * expmed.c (expand_divmod): Always use a comparison for a division
27839 by a large unsigned integer.
27841 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27842 for things others than variables or functions as nonzero.
27844 2009-04-09 Nick Clifton <nickc@redhat.com>
27846 * unwind-compat.c: Change copyright header to refer to version
27847 3 of the GNU General Public License with version 3.1 of the
27848 GCC Runtime Library Exception and to point readers at the
27849 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27850 * config/alpha/crtfastmath.c: Likewise.
27851 * config/alpha/linux-unwind.h: Likewise.
27852 * config/alpha/qrnnd.asm: Likewise.
27853 * config/alpha/vms-crt0-64.c: Likewise.
27854 * config/alpha/vms-crt0.c: Likewise.
27855 * config/alpha/vms-dwarf2.asm: Likewise.
27856 * config/alpha/vms-dwarf2eh.asm: Likewise.
27857 * config/alpha/vms-psxcrt0-64.c: Likewise.
27858 * config/alpha/vms-psxcrt0.c: Likewise.
27859 * config/alpha/vms_tramp.asm: Likewise.
27860 * config/arc/initfini.c: Likewise.
27861 * config/arc/lib1funcs.asm: Likewise.
27862 * config/arm/bpabi-v6m.S: Likewise.
27863 * config/arm/bpabi.S: Likewise.
27864 * config/arm/bpabi.c: Likewise.
27865 * config/arm/crti.asm: Likewise.
27866 * config/arm/crtn.asm: Likewise.
27867 * config/arm/ieee754-df.S: Likewise.
27868 * config/arm/ieee754-sf.S: Likewise.
27869 * config/arm/lib1funcs.asm: Likewise.
27870 * config/arm/libunwind.S: Likewise.
27871 * config/arm/linux-atomic.c: Likewise.
27872 * config/arm/mmintrin.h: Likewise.
27873 * config/arm/pr-support.c: Likewise.
27874 * config/arm/unaligned-funcs.c: Likewise.
27875 * config/arm/unwind-arm.c: Likewise.
27876 * config/arm/unwind-arm.h: Likewise.
27877 * config/avr/libgcc.S: Likewise.
27878 * config/bfin/crti.s: Likewise.
27879 * config/bfin/crtlibid.s: Likewise.
27880 * config/bfin/crtn.s: Likewise.
27881 * config/bfin/lib1funcs.asm: Likewise.
27882 * config/bfin/linux-unwind.h: Likewise.
27883 * config/cris/arit.c: Likewise.
27884 * config/cris/cris_abi_symbol.c: Likewise.
27885 * config/darwin-64.c: Likewise.
27886 * config/darwin-crt2.c: Likewise.
27887 * config/darwin-crt3.c: Likewise.
27888 * config/darwin.h: Likewise.
27889 * config/dbxelf.h: Likewise.
27890 * config/dfp-bit.c: Likewise.
27891 * config/dfp-bit.h: Likewise.
27892 * config/elfos.h: Likewise.
27893 * config/fixed-bit.c: Likewise.
27894 * config/fixed-bit.h: Likewise.
27895 * config/fp-bit.c: Likewise.
27896 * config/fp-bit.h: Likewise.
27897 * config/fr30/crti.asm: Likewise.
27898 * config/fr30/crtn.asm: Likewise.
27899 * config/fr30/lib1funcs.asm: Likewise.
27900 * config/freebsd-spec.h: Likewise.
27901 * config/frv/cmovd.c: Likewise.
27902 * config/frv/cmovh.c: Likewise.
27903 * config/frv/cmovw.c: Likewise.
27904 * config/frv/frvbegin.c: Likewise.
27905 * config/frv/frvend.c: Likewise.
27906 * config/frv/lib1funcs.asm: Likewise.
27907 * config/glibc-stdint.h: Likewise.
27908 * config/h8300/clzhi2.c: Likewise.
27909 * config/h8300/crti.asm: Likewise.
27910 * config/h8300/crtn.asm: Likewise.
27911 * config/h8300/ctzhi2.c: Likewise.
27912 * config/h8300/fixunssfsi.c: Likewise.
27913 * config/h8300/lib1funcs.asm: Likewise.
27914 * config/h8300/parityhi2.c: Likewise.
27915 * config/h8300/popcounthi2.c: Likewise.
27916 * config/i386/ammintrin.h: Likewise.
27917 * config/i386/att.h: Likewise.
27918 * config/i386/avxintrin.h: Likewise.
27919 * config/i386/biarch64.h: Likewise.
27920 * config/i386/bmmintrin.h: Likewise.
27921 * config/i386/cpuid.h: Likewise.
27922 * config/i386/cross-stdarg.h: Likewise.
27923 * config/i386/crtfastmath.c: Likewise.
27924 * config/i386/crtprec.c: Likewise.
27925 * config/i386/cygming-crtbegin.c: Likewise.
27926 * config/i386/cygming-crtend.c: Likewise.
27927 * config/i386/cygwin.asm: Likewise.
27928 * config/i386/emmintrin.h: Likewise.
27929 * config/i386/gmm_malloc.h: Likewise.
27930 * config/i386/gthr-win32.c: Likewise.
27931 * config/i386/i386.h: Likewise.
27932 * config/i386/immintrin.h: Likewise.
27933 * config/i386/linux-unwind.h: Likewise.
27934 * config/i386/linux64.h: Likewise.
27935 * config/i386/mm3dnow.h: Likewise.
27936 * config/i386/mmintrin-common.h: Likewise.
27937 * config/i386/mmintrin.h: Likewise.
27938 * config/i386/nmmintrin.h: Likewise.
27939 * config/i386/pmm_malloc.h: Likewise.
27940 * config/i386/pmmintrin.h: Likewise.
27941 * config/i386/smmintrin.h: Likewise.
27942 * config/i386/sol2-c1.asm: Likewise.
27943 * config/i386/sol2-ci.asm: Likewise.
27944 * config/i386/sol2-cn.asm: Likewise.
27945 * config/i386/sol2-gc1.asm: Likewise.
27946 * config/i386/tmmintrin.h: Likewise.
27947 * config/i386/unix.h: Likewise.
27948 * config/i386/w32-unwind.h: Likewise.
27949 * config/i386/wmmintrin.h: Likewise.
27950 * config/i386/x86-64.h: Likewise.
27951 * config/i386/x86intrin.h: Likewise.
27952 * config/i386/xmmintrin.h: Likewise.
27953 * config/ia64/crtbegin.asm: Likewise.
27954 * config/ia64/crtend.asm: Likewise.
27955 * config/ia64/crtfastmath.c: Likewise.
27956 * config/ia64/crti.asm: Likewise.
27957 * config/ia64/crtn.asm: Likewise.
27958 * config/ia64/fde-glibc.c: Likewise.
27959 * config/ia64/lib1funcs.asm: Likewise.
27960 * config/ia64/linux-unwind.h: Likewise.
27961 * config/ia64/quadlib.c: Likewise.
27962 * config/ia64/unwind-ia64.c: Likewise.
27963 * config/linux.h: Likewise.
27964 * config/m32c/m32c-lib1.S: Likewise.
27965 * config/m32c/m32c-lib2-trapv.c: Likewise.
27966 * config/m32c/m32c-lib2.c: Likewise.
27967 * config/m32r/initfini.c: Likewise.
27968 * config/m68hc11/larith.asm: Likewise.
27969 * config/m68hc11/m68hc11-crt0.S: Likewise.
27970 * config/m68k/cf.md: Likewise.
27971 * config/m68k/crti.s: Likewise.
27972 * config/m68k/crtn.s: Likewise.
27973 * config/m68k/lb1sf68.asm: Likewise.
27974 * config/m68k/linux-unwind.h: Likewise.
27975 * config/mcore/crti.asm: Likewise.
27976 * config/mcore/crtn.asm: Likewise.
27977 * config/mcore/lib1.asm: Likewise.
27978 * config/mips/linux-unwind.h: Likewise.
27979 * config/mips/loongson.h: Likewise.
27980 * config/mips/mips16.S: Likewise.
27981 * config/mmix/crti.asm: Likewise.
27982 * config/mmix/crtn.asm: Likewise.
27983 * config/pa/fptr.c: Likewise.
27984 * config/pa/hpux-unwind.h: Likewise.
27985 * config/pa/lib2funcs.asm: Likewise.
27986 * config/pa/linux-atomic.c: Likewise.
27987 * config/pa/linux-unwind.h: Likewise.
27988 * config/pa/milli64.S: Likewise.
27989 * config/pa/quadlib.c: Likewise.
27990 * config/pa/stublib.c: Likewise.
27991 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27992 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27993 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27994 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27995 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27996 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27997 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27998 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27999 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28000 * config/picochip/libgccExtras/longjmp.asm: Likewise.
28001 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28002 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
28003 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
28004 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28005 * config/picochip/libgccExtras/setjmp.asm: Likewise.
28006 * config/picochip/libgccExtras/subdi3.asm: Likewise.
28007 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28008 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28009 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28010 * config/rs6000/750cl.h: Likewise.
28011 * config/rs6000/altivec.h: Likewise.
28012 * config/rs6000/biarch64.h: Likewise.
28013 * config/rs6000/crtresfpr.asm: Likewise.
28014 * config/rs6000/crtresgpr.asm: Likewise.
28015 * config/rs6000/crtresxfpr.asm: Likewise.
28016 * config/rs6000/crtresxgpr.asm: Likewise.
28017 * config/rs6000/crtsavfpr.asm: Likewise.
28018 * config/rs6000/crtsavgpr.asm: Likewise.
28019 * config/rs6000/darwin-asm.h: Likewise.
28020 * config/rs6000/darwin-fallback.c: Likewise.
28021 * config/rs6000/darwin-fpsave.asm: Likewise.
28022 * config/rs6000/darwin-ldouble.c: Likewise.
28023 * config/rs6000/darwin-tramp.asm: Likewise.
28024 * config/rs6000/darwin-unwind.h: Likewise.
28025 * config/rs6000/darwin-vecsave.asm: Likewise.
28026 * config/rs6000/darwin-world.asm: Likewise.
28027 * config/rs6000/e500crtres32gpr.asm: Likewise.
28028 * config/rs6000/e500crtres64gpr.asm: Likewise.
28029 * config/rs6000/e500crtres64gprctr.asm: Likewise.
28030 * config/rs6000/e500crtrest32gpr.asm: Likewise.
28031 * config/rs6000/e500crtrest64gpr.asm: Likewise.
28032 * config/rs6000/e500crtresx32gpr.asm: Likewise.
28033 * config/rs6000/e500crtresx64gpr.asm: Likewise.
28034 * config/rs6000/e500crtsav32gpr.asm: Likewise.
28035 * config/rs6000/e500crtsav64gpr.asm: Likewise.
28036 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
28037 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
28038 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
28039 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28040 * config/rs6000/eabi-ci.asm: Likewise.
28041 * config/rs6000/eabi-cn.asm: Likewise.
28042 * config/rs6000/eabi.asm: Likewise.
28043 * config/rs6000/linux-unwind.h: Likewise.
28044 * config/rs6000/linux64.h: Likewise.
28045 * config/rs6000/paired.h: Likewise.
28046 * config/rs6000/paired.md: Likewise.
28047 * config/rs6000/ppc64-fp.c: Likewise.
28048 * config/rs6000/ppu_intrinsics.h: Likewise.
28049 * config/rs6000/rs6000.h: Likewise.
28050 * config/rs6000/si2vmx.h: Likewise.
28051 * config/rs6000/sol-ci.asm: Likewise.
28052 * config/rs6000/sol-cn.asm: Likewise.
28053 * config/rs6000/spe.h: Likewise.
28054 * config/rs6000/spu2vmx.h: Likewise.
28055 * config/rs6000/sysv4.h: Likewise.
28056 * config/rs6000/tramp.asm: Likewise.
28057 * config/rs6000/vec_types.h: Likewise.
28058 * config/s390/linux-unwind.h: Likewise.
28059 * config/s390/tpf-unwind.h: Likewise.
28060 * config/score/crti.asm: Likewise.
28061 * config/score/crtn.asm: Likewise.
28062 * config/sh/crt1.asm: Likewise.
28063 * config/sh/crti.asm: Likewise.
28064 * config/sh/crtn.asm: Likewise.
28065 * config/sh/divtab-sh4-300.c: Likewise.
28066 * config/sh/divtab-sh4.c: Likewise.
28067 * config/sh/divtab.c: Likewise.
28068 * config/sh/lib1funcs-4-300.asm: Likewise.
28069 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
28070 * config/sh/lib1funcs.asm: Likewise.
28071 * config/sh/lib1funcs.h: Likewise.
28072 * config/sh/linux-atomic.asm: Likewise.
28073 * config/sh/linux-unwind.h: Likewise.
28074 * config/sh/shmedia.h: Likewise.
28075 * config/sh/sshmedia.h: Likewise.
28076 * config/sh/ushmedia.h: Likewise.
28077 * config/sparc/crtfastmath.c: Likewise.
28078 * config/sparc/linux-unwind.h: Likewise.
28079 * config/sparc/sol2-c1.asm: Likewise.
28080 * config/sparc/sol2-ci.asm: Likewise.
28081 * config/sparc/sol2-cn.asm: Likewise.
28082 * config/spu/divmodti4.c: Likewise.
28083 * config/spu/divv2df3.c: Likewise.
28084 * config/spu/float_disf.c: Likewise.
28085 * config/spu/float_unsdidf.c: Likewise.
28086 * config/spu/float_unsdisf.c: Likewise.
28087 * config/spu/float_unssidf.c: Likewise.
28088 * config/spu/mfc_multi_tag_release.c: Likewise.
28089 * config/spu/mfc_multi_tag_reserve.c: Likewise.
28090 * config/spu/mfc_tag_release.c: Likewise.
28091 * config/spu/mfc_tag_reserve.c: Likewise.
28092 * config/spu/mfc_tag_table.c: Likewise.
28093 * config/spu/multi3.c: Likewise.
28094 * config/spu/spu_internals.h: Likewise.
28095 * config/spu/spu_intrinsics.h: Likewise.
28096 * config/spu/spu_mfcio.h: Likewise.
28097 * config/spu/vec_types.h: Likewise.
28098 * config/spu/vmx2spu.h: Likewise.
28099 * config/stormy16/stormy16-lib2.c: Likewise.
28100 * config/svr4.h: Likewise.
28101 * config/sync.c: Likewise.
28102 * config/v850/lib1funcs.asm: Likewise.
28103 * config/vxlib-tls.c: Likewise.
28104 * config/vxlib.c: Likewise.
28105 * config/vxworks-dummy.h: Likewise.
28106 * config/xtensa/crti.asm: Likewise.
28107 * config/xtensa/crtn.asm: Likewise.
28108 * config/xtensa/ieee754-df.S: Likewise.
28109 * config/xtensa/ieee754-sf.S: Likewise.
28110 * config/xtensa/lib1funcs.asm: Likewise.
28111 * config/xtensa/lib2funcs.S: Likewise.
28112 * config/xtensa/linux-unwind.h: Likewise.
28113 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
28114 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
28115 * coretypes.h: Likewise.
28116 * crtstuff.c: Likewise.
28117 * defaults.h: Likewise.
28118 * dwarf2.h: Likewise.
28119 * emutls.c: Likewise.
28120 * gbl-ctors.h: Likewise.
28121 * gcov-io.h: Likewise.
28122 * ginclude/float.h: Likewise.
28123 * ginclude/iso646.h: Likewise.
28124 * ginclude/stdarg.h: Likewise.
28125 * ginclude/stdbool.h: Likewise.
28126 * ginclude/stddef.h: Likewise.
28127 * ginclude/stdfix.h: Likewise.
28128 * ginclude/stdint-gcc.h: Likewise.
28129 * ginclude/tgmath.h: Likewise.
28130 * gthr-aix.h: Likewise.
28131 * gthr-dce.h: Likewise.
28132 * gthr-gnat.c: Likewise.
28133 * gthr-gnat.h: Likewise.
28134 * gthr-lynx.h: Likewise.
28135 * gthr-mipssde.h: Likewise.
28136 * gthr-nks.h: Likewise.
28137 * gthr-posix.c: Likewise.
28138 * gthr-posix.h: Likewise.
28139 * gthr-posix95.h: Likewise.
28140 * gthr-rtems.h: Likewise.
28141 * gthr-single.h: Likewise.
28142 * gthr-solaris.h: Likewise.
28143 * gthr-tpf.h: Likewise.
28144 * gthr-vxworks.h: Likewise.
28145 * gthr-win32.h: Likewise.
28146 * gthr.h: Likewise.
28147 * libgcc2.c: Likewise.
28148 * libgcc2.h: Likewise.
28149 * libgcov.c: Likewise.
28150 * tsystem.h: Likewise.
28151 * typeclass.h: Likewise.
28152 * unwind-c.c: Likewise.
28153 * unwind-compat.h: Likewise.
28154 * unwind-dw2-fde-compat.c: Likewise.
28155 * unwind-dw2-fde-darwin.c: Likewise.
28156 * unwind-dw2-fde-glibc.c: Likewise.
28157 * unwind-dw2-fde.c: Likewise.
28158 * unwind-dw2-fde.h: Likewise.
28159 * unwind-dw2.c: Likewise.
28160 * unwind-dw2.h: Likewise.
28161 * unwind-generic.h: Likewise.
28162 * unwind-pe.h: Likewise.
28163 * unwind-sjlj.c: Likewise.
28164 * unwind.inc: Likewise.
28165 * config/arm/neon-gen.ml: Change generated copyright header to
28166 refer to version 3 of the GNU General Public License with
28167 version 3.1 of the GCC Runtime Library Exception and to point
28168 readers at the COPYING3 and COPYING3.RUNTIME files and the
28169 FSF's license web page.
28170 * config/arm/arm_neon.h: Regenerate.
28172 2009-04-09 Jakub Jelinek <jakub@redhat.com>
28174 * config/cris/cris.md: Change copyright header to refer to version
28175 3 of the GNU General Public License.
28176 * doc/install.texi2html: Change copyright header to refer to version
28177 3 of the GNU General Public License and to point readers at the
28178 COPYING3 file and the FSF's license web page.
28179 * config/vax/linux.h: Likewise.
28181 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
28183 * config/i386/i386.md (cmpcc): New.
28184 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28185 (sync_compare_and_swap_cc*): Delete.
28187 * config/s390/s390.c (s390_compare_emitted): Remove.
28188 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28189 s390_compare_emitted used to be handled. Assert that modes match.
28190 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
28191 refer to sync_compare_and_swap_ccsi.
28192 * config/s390/s390.h (s390_compare_emitted): Remove.
28193 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28194 instead of s390_compare_emitted.
28195 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28196 instead of s390_compare_emitted.
28197 * config/s390/s390.md (cmpcc): New.
28198 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28199 CC_REGNUM, do not pretend it's set.
28200 (sync_compare_and_swap_cc*): Delete.
28201 * config/s390/predicates.md (cc_reg_operand): New.
28203 * expr.c (sync_compare_and_swap_cc): Delete.
28204 * optabs.h (sync_compare_and_swap_cc): Delete.
28205 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28206 is being used with can_compare_p.
28207 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28208 (find_cc_set): New.
28209 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28210 look for a MODE_CC set instead. Use emit_store_flag.
28211 (expand_compare_and_swap_loop): Likewise, with some additional
28212 complication to avoid a force_reg when useless. Use
28213 emit_cmp_and_jump_insns.
28214 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28215 * doc/md.texi (sync_compare_and_swap_cc): Merge with
28216 sync_compare_and_swap documentation.
28218 2009-04-09 Jan Hubicka <jh@suse.cz>
28220 * except.c (find_prev_try): Break out from ....
28221 (duplicate_eh_regions): ... here; properly update prev_try pointers
28222 when duplication part of tree.
28223 (dump_eh_tree): Improve dumping.
28224 (verify_eh_region): New.
28225 (verify_eh_tree): Use it.
28227 2009-04-06 Richard Guenther <rguenther@suse.de>
28229 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28230 &ARRAY addresses by adjusting their types and prepending
28232 * tree-cfg.c (verify_gimple_assign_single): Verify that
28233 addresses are correct.
28235 2009-04-09 Richard Guenther <rguenther@suse.de>
28237 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28238 indices into an array reference if possible.
28239 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28240 Fold POINTER_PLUS_EXPR statements with invariant address.
28242 2009-04-09 Alan Modra <amodra@bigpond.net.au>
28245 * config.gcc (powerpc64-*-linux*): Always build biarch.
28247 2009-04-09 Joseph Myers <joseph@codesourcery.com>
28250 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28251 it and pedwarn if this results in an INTEGER_CST.
28253 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28255 * doc/install.texi: Update minimum GMP version. Remove obsolete
28256 text in MPFR section.
28258 2009-04-08 Jakub Jelinek <jakub@redhat.com>
28260 * dwarf2out.c (class_scope_p): New static inline.
28261 (class_or_namespace_scope_p): Use it.
28262 (gen_variable_die): Use DW_TAG_member tag for static data member
28263 declarations instead of DW_TAG_variable.
28265 PR middle-end/39573
28266 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28269 2009-04-08 Richard Guenther <rguenther@suse.de>
28271 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28272 valueize random data.
28274 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28276 * config.gcc (aix tm_file): Add aix-stdint.h.
28277 (aix tm clause use_gcc_stdint): Set to wrap.
28278 * config/rs6000/aix-stdint.h: New file.
28280 2009-04-08 Richard Guenther <rguenther@suse.de>
28282 PR middle-end/36291
28283 * tree-dfa.c (add_referenced_var): Do not recurse into
28284 global initializers.
28285 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28287 (fold_const_aggregate_ref): Likewise.
28289 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28291 * recog.c (ordered_comparison_operator): New.
28292 * gensupport.c (std_preds): Add it.
28293 * doc/md.texi (Machine-Independent Predicates): Document it.
28295 2009-04-08 Jan Hubicka <jh@suse.cz>
28297 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28298 * function.h (rtl_eh): Remove exception_handler_label_map.
28299 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28300 remove_exception_handler_label, for_each_eh_label_1): Remove.
28301 (rtl_remove_unreachable_regions): Remove.
28302 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28303 (find_exception_handler_labels): Don't build the hashtable.
28304 (maybe_remove_eh_handler): Remove.
28305 (for_each_eh_label): Rewrite to walk the tree.
28306 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28307 * except.h (maybe_remove_eh_handler): Remove.
28308 * passes.c (init_optimization_passes): Schedule second EH cleanup
28310 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28311 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28313 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28315 * genoutput.c (validate_optab_operands): New.
28316 (gen_insn, gen_expand): Call it.
28318 * genflags.c (gen_insn): Detect misused iterators.
28319 (main): Pass line_no to gen_insn, exit with status 1 on error.
28321 * genextract.c (line_no): Make global.
28322 (VEC_safe_set_locstr): Change assertion to error message.
28323 (main): Exit with status 1 on error.
28325 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28329 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28330 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28331 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28332 * c-convert.c (convert): Do not call fold on results of conversion
28333 functions when the result is a C_MAYBE_CONST_EXPR.
28334 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28335 of __builtin_choose_expr.
28336 * c-typeck.c (remove_c_maybe_const_expr): New.
28337 (build_unary_op, build_conditional_expr, build_compound_expr,
28338 build_binary_op, c_objc_common_truthvalue_conversion): Call
28339 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28342 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28344 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28345 CODE to produce a new one. Add a prototype to use fold_convert_const
28347 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28350 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28351 mix declarations and code.
28353 2009-04-08 Ben Elliston <bje@au.ibm.com>
28355 * gcc.c: Replace `CC' with `GCC' throughout.
28357 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28359 * doc/invoke.texi: Document Atom support.
28361 2009-04-07 Jason Merrill <jason@redhat.com>
28364 * c-common.h, c-common.c: Add flag_pretty_templates.
28365 * c-opts.c (c_common_handle_option): Set it.
28366 * c.opt: Add -fno-pretty-templates.
28367 * doc/invoke.texi (C++ Dialect Options): Likewise.
28369 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28371 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28372 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28373 (ia64_expand_builtin): Likewise.
28375 2009-04-07 Martin Jambor <mjambor@suse.cz>
28377 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28378 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28379 ADDR_EXPRS are include too.
28381 2009-04-07 Richard Guenther <rguenther@suse.de>
28383 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28384 decls are only used if passes as parameters or if they are
28385 local statics and the call is not to a builtin.
28386 (call_may_clobber_ref_p_1): Likewise.
28388 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28390 * expr.c (do_store_flag): Remove last argument. Simplify code
28391 to avoid duplication of tests already done by can_compare_p.
28392 (expand_expr_real_1): Adjust caller.
28394 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28396 * optabs.c (can_compare_p): Test the predicate of a
28397 cbranch and cstore pattern.
28399 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28401 * expr.c (convert_move): Use emit_store_flag instead of
28404 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28406 * config/i386/i386.c (ix86_compare_emitted): Remove.
28407 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28408 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28409 * config/i386/i386.h (ix86_compare_emitted): Remove.
28410 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28411 instead of ix86_compare_emitted.
28412 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28414 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28416 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28417 Add t-sysroot-suffix to tmake_file.
28418 * config/print-sysroot-suffix.sh: New file.
28419 * config/t-sysroot-suffix: New file.
28421 2009-04-07 Ben Elliston <bje@au.ibm.com>
28423 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28424 as the latter produces a warning when the target does not support
28427 2009-04-07 Ben Elliston <bje@au.ibm.com>
28429 * dfp.c: Replace type punning assignments with memcpy throughout.
28430 * Makefile.in (dfp.o-warn): Remove.
28432 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28435 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28436 Include soft-fp/t-softfp after rs6000/t-linux64.
28438 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28440 * stor-layout.c (set_sizetype): Use the full precision of their
28441 machine mode for bitsize types.
28443 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28445 * config/i386/i386.md: Revert 2 accidental checkins.
28447 2009-04-06 Joey Ye <joey.ye@intel.com>
28448 Xuepeng Guo <xuepeng.guo@intel.com>
28449 H.J. Lu <hongjiu.lu@intel.com>
28451 Atom pipeline model, tuning and insn selection.
28452 * config.gcc (atom): Add atom config options and target.
28454 * config/i386/atom.md: New.
28456 * config/i386/i386.c (atom_cost): New cost.
28457 (m_ATOM): New macro flag.
28458 (initial_ix86_tune_features): Set m_ATOM.
28459 (x86_accumulate_outgoing_args): Likewise.
28460 (x86_arch_always_fancy_math_387): Likewise.
28461 (processor_target): Add Atom cost.
28462 (cpu_names): Add Atom cpu name.
28463 (override_options): Set Atom ISA.
28464 (ix86_issue_rate): New case PROCESSOR_ATOM.
28465 (ix86_adjust_cost): Likewise.
28467 * config/i386/i386.h (TARGET_ATOM): New target macro.
28468 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28469 (TARGET_OPT_AGU): New target option.
28470 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28471 (processor_type): Add PROCESSOR_ATOM.
28473 * config/i386/i386.md (cpu): Add new value "atom".
28474 (use_carry, movu): New attr.
28475 (atom.md): Include atom.md.
28476 (adddi3_carry_rex64): Set attr "use_carry".
28477 (addqi3_carry): Likewise.
28478 (addhi3_carry): Likewise.
28479 (addsi3_carry): Likewise.
28480 (*addsi3_carry_zext): Likewise.
28481 (subdi3_carry_rex64): Likewise.
28482 (subqi3_carry): Likewise.
28483 (subhi3_carry): Likewise.
28484 (subsi3_carry): Likewise.
28485 (x86_movdicc_0_m1_rex64): Likewise.
28486 (*x86_movdicc_0_m1_se): Likewise.
28487 (x86_movsicc_0_m1): Likewise.
28488 (*x86_movsicc_0_m1_se): Likewise.
28489 (*adddi_1_rex64): Emit add insn as much as possible.
28490 (*addsi_1): Likewise.
28491 (return_internal): Set atom_unit.
28492 (return_internal_long): Likewise.
28493 (return_pop_internal): Likewise.
28494 (*rcpsf2_sse): Set atom_sse_attr attr.
28495 (*qrt<mode>2_sse): Likewise.
28496 (*prefetch_sse): Likewise.
28498 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28500 (ix86_target_macros_internal): Likewise.
28502 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28503 (*prefetch_sse_rex): Likewise.
28504 (sse_rcpv4sf2): Likewise.
28505 (sse_vmrcpv4sf2): Likewise.
28506 (sse_sqrtv4sf2): Likewise.
28507 (<sse>_vmsqrt<mode>2): Likewise.
28508 (sse_ldmxcsr): Likewise.
28509 (sse_stmxcsr): Likewise.
28510 (*sse_sfence): Likewise.
28511 (sse2_clflush): Likewise.
28512 (*sse2_mfence): Likewise.
28513 (*sse2_lfence): Likewise.
28514 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28515 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28516 (avx_movdqu<avxmodesuffix>): Likewise.
28517 (avx_lddqu<avxmodesuffix>): Likewise.
28518 (sse2_movntv2di): Change attr "type" to "ssemov".
28519 (sse2_movntsi): Likewise.
28520 (rsqrtv8sf2): Change attr "type" to "sseadd".
28521 (sse3_addsubv2df3): Set attr "atom_unit".
28522 (sse3_h<plusminus_insn>v4sf3): Likewise.
28523 (*sse2_pmaddwd): Likewise.
28524 (*vec_extractv2di_1_rex64): Likewise.
28525 (*vec_extractv2di_1_avx): Likewise.
28526 (sse2_psadbw): Likewise.
28527 (ssse3_phaddwv8hi3): Likewise.
28528 (ssse3_phaddwv4hi3): Likewise.
28529 (ssse3_phadddv4si3): Likewise.
28530 (ssse3_phadddv2si3): Likewise.
28531 (ssse3_phaddswv8hi3): Likewise.
28532 (ssse3_phaddswv4hi3): Likewise.
28533 (ssse3_phsubwv8hi3): Likewise.
28534 (ssse3_phsubwv4hi3): Likewise.
28535 (ssse3_phsubdv4si3): Likewise.
28536 (ssse3_phsubdv2si3): Likewise.
28537 (ssse3_phsubswv8hi3): Likewise.
28538 (ssse3_phsubswv4hi3): Likewise.
28539 (ssse3_pmaddubsw128): Likewise.
28540 (sse3_pmaddubsw: Likewise.
28541 (ssse3_palignrti): Likewise.
28542 (ssse3_palignrdi): Likewise.
28544 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28546 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28548 2009-04-06 Richard Guenther <rguenther@suse.de>
28550 PR tree-optimization/28868
28551 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28552 of which PHI results we inserted.
28553 (insert_into_preds_of_block): Record inserted PHIs.
28554 (eliminate): Eliminate redundant PHI nodes.
28555 (init_pre): Init inserted_phi_names.
28557 2009-04-06 Richard Guenther <rguenther@suse.de>
28559 PR tree-optimization/39643
28560 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28561 IMAGPART_EXPRs of complex constants.
28562 (execute_fold_all_builtins): If we folded a call queue
28563 TODO_update_address_taken.
28565 2009-04-06 Jan Hubicka <jh@suse.cz>
28567 PR middle-end/39659
28568 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28571 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28573 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28575 (ic_invalidate_array): Likewise.
28577 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28579 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28580 alignment for library calls.
28582 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28584 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28585 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28586 * config/i386/mingw-stdint.h: New file.
28588 2009-04-05 Richard Guenther <rguenther@suse.de>
28590 PR tree-optimization/39648
28591 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28592 our &A vs. &A[0] IL deficiencies.
28594 2009-04-04 Jan Hubicka <jh@suse.cz>
28596 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28597 removed toplevel regions.
28598 (sjlj_mark_call_sites): Likewise.
28600 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28602 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28603 (cygwin tm clause use_gcc_stdint): Set to wrap.
28604 * config/i386/cygwin-stdint.h: New file.
28606 2009-04-04 Richard Guenther <rguenther@suse.de>
28608 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28609 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28610 single-argument PHIs if we are in loop-closed SSA form.
28611 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28612 for the pre-condition.
28613 (slpeel_tree_peel_loop_to_edge): Likewise.
28614 (vect_build_loop_niters): Take an optional sequence to append stmts.
28615 (vect_generate_tmps_on_preheader): Likewise.
28616 (vect_do_peeling_for_loop_bound): Take extra guards for the
28618 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28619 the cost model check.
28620 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28621 guards if we are going to peel. Do not apply versioning in that case.
28622 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28623 (vect_do_peeling_for_loop_bound): Likewise.
28624 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28625 loop bound only record extra pre-conditions, do not apply loop
28628 2009-04-04 Richard Guenther <rguenther@suse.de>
28630 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28633 2009-04-04 Jan Hubicka <jh@suse.cz>
28635 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28636 last_basic_block for size of bb->index indexed array.
28637 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28638 compute_out, link_btr_uses, build_btr_def_use_webs,
28639 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28641 2009-04-04 Jan Hubicka <jh@suse.cz>
28643 * except.c (remove_eh_handler_and_replace): Break out from ...
28644 (remove_eh_handler): ... here.
28645 (bring_to_root): New function.
28646 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28647 handled ones, bring others to root of tree.
28649 2009-04-04 Jan Hubicka <jh@suse.cz>
28651 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28652 (all_phis_safe_to_merge): New function.
28653 (update_info): New structure.
28654 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28655 (cleanup_empty_eh): Update SSA if possible.
28657 2009-04-04 Richard Guenther <rguenther@suse.de>
28659 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28660 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28661 (append_vuse): Likewise.
28663 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28665 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28666 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28667 instead of REG_UNSAVED for DW_CFA_undefined.
28668 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28669 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28672 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28675 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28677 2009-04-04 Richard Guenther <rguenther@suse.de>
28679 PR tree-optimization/8781
28680 PR tree-optimization/37892
28681 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28682 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28683 (valueize_refs): Call it for *& valueizations.
28684 (shared_reference_ops_from_ref): Rename to ...
28685 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28686 (shared_reference_ops_from_call): Rename to ...
28687 (valueize_shared_reference_ops_from_call): ... this and valueize.
28688 (vn_reference_lookup): Update.
28689 (visit_reference_op_call): Likewise.
28690 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28691 (eliminate): Value-replace the call address in call statements.
28693 2009-04-04 Richard Guenther <rguenther@suse.de>
28695 PR tree-optimization/39636
28696 * tree-ssa-forwprop.c
28697 (forward_propagate_addr_into_variable_array_index): Check for
28698 GIMPLE_ASSIGN before accessing the rhs code.
28700 2009-04-03 Jason Merrill <jason@redhat.com>
28702 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28704 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28706 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28707 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28708 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28709 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28710 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28711 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28712 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28713 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28714 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28715 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28716 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28717 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28718 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28719 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28720 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28721 Use fr_reg_or_fp01_operand instead of fr_register_operand
28723 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28724 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28725 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28727 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28729 PR rtl-optimization/39607
28730 PR rtl-optimization/39631
28734 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28735 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28736 instead of DF_LR_OUT.
28737 * ira-lives.c (process_bb_node_lives): Ditto.
28738 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28739 instead of DF_LR_{OUT,IN}.
28740 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28741 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28743 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28745 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28746 (execute_lower_omp): Always run but take the short way out if -fopenmp
28748 (gate_lower_omp): Remove, forcing the pass manager to always run the
28749 pass and always set PROP_gimple_lomp.
28750 (pass_lower_omp): Remove gate function.
28751 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28752 PROP_trees. Instead, require it.
28753 * ipa-cp.c (pass_ipa_cp): Likewise.
28754 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28755 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28756 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28757 and PROP_gimple_leh.
28759 2009-04-03 Richard Guenther <rguenther@suse.de>
28761 PR middle-end/13146
28762 PR tree-optimization/23940
28763 PR tree-optimization/33237
28764 PR middle-end/33974
28765 PR middle-end/34093
28766 PR tree-optimization/36201
28767 PR tree-optimization/36230
28768 PR tree-optimization/38049
28769 PR tree-optimization/38207
28770 PR tree-optimization/38230
28771 PR tree-optimization/38301
28772 PR tree-optimization/38585
28773 PR middle-end/38895
28774 PR tree-optimization/38985
28775 PR tree-optimization/39299
28776 * tree-ssa-structalias.h: Remove.
28777 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28778 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28779 (struct vuse_element_d): Remove.
28780 (struct vuse_vec_d): Likewise.
28781 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28782 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28783 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28784 VUSE_ELEMENT_VAR): Likewise.
28785 (struct voptype_d): Likewise.
28786 (NUM_VOP_FREE_BUCKETS): Likewise.
28787 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28788 (struct stmt_operands_d): Remove.
28789 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28790 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28791 VDEF_NUM, VDEF_VECT): Likewise.
28792 (copy_virtual_operands): Remove.
28793 (operand_build_cmp): Likewise.
28794 (create_ssa_artificial_load_stmt): Likewise.
28795 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28796 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28797 vuse_index and mayuse_index members. Pack and move done and iter_type
28798 members to the front.
28799 (SSA_OP_VMAYUSE): Remove.
28800 (SSA_OP_VIRTUAL_USES): Adjust.
28801 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28802 (unlink_stmt_vdef): Declare.
28803 (add_to_addressable_set): Remove.
28804 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28805 (vrp_visit_stmt): Likewise.
28806 * doc/tree-ssa.texi (Alias analysis): Update.
28807 * doc/invoke.texi (max-aliased-vops): Remove docs.
28808 (avg-aliased-vops): Likewise.
28809 * tree-into-ssa.c (syms_to_rename): Remove.
28810 (need_to_update_vops_p): Likewise.
28811 (need_to_initialize_update_ssa_p): Rename to ...
28812 (update_ssa_initialized_fn): ... this. Track function we are
28814 (symbol_marked_for_renaming): Simplify.
28815 (add_new_name_mapping): Do not set need_to_update_vops_p.
28816 (dump_currdefs): Use SYMS_TO_RENAME.
28817 (rewrite_update_stmt): Always walk all uses/defs.
28818 (dump_update_ssa): Adjust.
28819 (init_update_ssa): Take function argument. Track what we are
28821 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28822 (create_new_def_for): Initialize for cfun, assert we are initialized
28824 (mark_sym_for_renaming): Simplify.
28825 (mark_set_for_renaming): Do not initialize update-ssa.
28826 (need_ssa_update_p): Simplify. Take function argument.
28827 (name_mappings_registered_p): Assert we ask for the correct function.
28828 (name_registered_for_update_p): Likewise.
28829 (ssa_names_to_replace): Likewise.
28830 (release_ssa_name_after_update_ssa): Likewise.
28831 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28832 (dump_decl_set): Do not print a newline.
28833 (debug_decl_set): Do it here.
28834 (dump_update_ssa): And here.
28835 * tree-ssa-loop-im.c (move_computations): Adjust.
28836 (movement_possibility): Likewise.
28837 (determine_max_movement): Likewise.
28838 (gather_mem_refs_stmt): Likewise.
28839 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28840 or NAME_MEMORY_TAG.
28841 * tree-complex.c (update_all_vops): Remove.
28842 (expand_complex_move): Adjust.
28843 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28844 Simplify test for memory referencing statement. Exclude
28845 non-invariant ADDR_EXPRs.
28846 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28847 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28848 (rdg_flag_uses): Likewise.
28849 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28851 (tree_optimize_tail_calls_1): Also split the
28852 edge from the entry block if we have degenerate PHI nodes in
28853 the first basic block.
28854 * tree.c (init_ttree): Remove memory-tag related code.
28855 (tree_code_size): Likewise.
28856 (tree_node_structure): Likewise.
28857 (build7_stat): Re-write to be build6_stat.
28858 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28859 (SSA_VAR_P): Adjust.
28860 (struct tree_memory_tag): Remove.
28861 (struct tree_memory_partition_tag): Likewise.
28862 (union tree_node): Adjust.
28863 (build7): Re-write to be build6.
28864 * tree-pass.h (pass_reset_cc_flags): Remove.
28865 (TODO_update_address_taken): New flag.
28866 (pass_simple_dse): Remove.
28867 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28868 * params.h (MAX_ALIASED_VOPS): Remove.
28869 (AVG_ALIASED_VOPS): Likewise.
28870 * omp-low.c (expand_omp_taskreg): Update SSA form.
28871 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28872 aliases the lhs in a copy stmt.
28873 * tree-ssa-dse.c (struct address_walk_data): Remove.
28874 (memory_ssa_name_same): Likewise.
28875 (memory_address_same): Likewise.
28876 (get_kill_of_stmt_lhs): Likewise.
28877 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28878 unused stores. Look through PHI nodes into post-dominated regions.
28879 (dse_optimize_stmt): Simplify. Properly remove stores.
28880 (tree_ssa_dse): Compute dominators.
28881 (execute_simple_dse): Remove.
28882 (pass_simple_dse): Likewise.
28883 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28884 gimple_loaded_syms and gimple_stored_syms computation.
28885 * toplev.c (dump_memory_report): Dump alias and pta stats.
28886 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28887 (vn_reference_eq): Likewise.
28888 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28889 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28890 valueize_vuses): Remove.
28891 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28892 (get_def_ref_stmt_vuse): ... this.
28893 (vn_reference_lookup_2): New function.
28894 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28895 walking equivalent vuses. Simplify.
28896 (vn_reference_lookup): Likewise.
28897 (vn_reference_insert): Likewise.
28898 (vn_reference_insert_pieces): Likewise.
28899 (visit_reference_op_call): Simplify.
28900 (visit_reference_op_load): Likewise.
28901 (visit_reference_op_store): Likewise.
28902 (init_scc_vn): Remove shared_lookup_vuses initialization.
28903 (free_scc_vn): Remove shared_lookup_vuses freeing.
28904 (sort_vuses, sort_vuses_heap): Remove.
28905 (get_ref_from_reference_ops): Export.
28906 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28907 vector with single vuse pointer.
28908 (vn_reference_lookup_pieces, vn_reference_lookup,
28909 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28910 (shared_vuses_from_stmt): Remove.
28911 (get_ref_from_reference_ops): Declare.
28912 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28913 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28914 memory-tag related code.
28915 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28916 (likely_value): Add comment, skip static-chain of call statements.
28917 (surely_varying_stmt_p): Adjust.
28918 (gimplify_and_update_call_from_tree): Likewise.
28919 (execute_fold_all_builtins): Do not rebuild alias info.
28920 (gimplify_and_update_call_from_tree): Properly update VOPs.
28921 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28922 (copy_ref_info): Remove memory-tag related code.
28923 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28924 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28925 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28927 * tree-ssa-dom.c (gimple_p): Remove typedef.
28928 (eliminate_redundant_computations): Adjust.
28929 (record_equivalences_from_stmt): Likewise.
28930 (avail_expr_hash): Likewise.
28931 (avail_expr_eq): Likewise.
28932 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28933 (stmt_makes_single_load): Likewise.
28934 (stmt_makes_single_store): Likewise.
28935 * tree-ssa-alias.c: Rewrite completely.
28936 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28937 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28938 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28939 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28940 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28941 Remove public functions.
28942 (pass_reset_cc_flags): Remove.
28943 (pass_build_alias): Move ...
28944 * tree-ssa-structalias.c (pass_build_alias): ... here.
28945 * tree-ssa-alias.c (may_be_aliased): Move ...
28946 * tree-flow-inline.h (may_be_aliased): ... here.
28947 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28948 count_uses_and_derefs): Move ...
28949 * gimple.c: ... here.
28950 * gimple.h (count_uses_and_derefs): Declare.
28951 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28952 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28953 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28954 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28955 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28956 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28957 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28959 * tree-dfa.c (refs_may_alias_p): Move ...
28960 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28961 * tree-ssa-alias.h: New file.
28962 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28963 (statement_sink_location): Likewise.
28964 * opts.c (decode_options): Do not adjust max-aliased-vops or
28965 avg-aliased-vops values.
28966 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28967 (TV_CALL_CLOBBER): Likewise.
28968 (TV_FLOW_SENSITIVE): Likewise.
28969 (TV_FLOW_INSENSITIVE): Likewise.
28970 (TV_MEMORY_PARTITIONING): Likewise.
28971 (TV_ALIAS_STMT_WALK): New timevar.
28972 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28973 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28974 (get_address_description): Remove memory-tag related code.
28975 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28976 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28977 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28978 and immediate uses in statements. Document.
28979 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28980 (dump_symbols): Remove.
28981 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28982 * alias.c (get_deref_alias_set): New function split out from ...
28983 (get_alias_set): ... here.
28984 * alias.h (get_deref_alias_set): Declare.
28985 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28986 type parameter. Remove restrict pointer handling. Create a
28987 ref-all pointer in case type-based alias sets do not conflict.
28988 (vect_analyze_data_refs): Remove SMT related code.
28989 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28990 (vectorizable_load): Likewise.
28991 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28992 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28993 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28994 Ignore vops and SMTs.
28995 (dr_analyze_alias): Likewise..
28996 (free_data_ref): Likewise.
28997 (create_data_ref): Likewise.
28998 (analyze_all_data_dependences): Likewise.
28999 (get_references_in_stmt): Adjust.
29000 * tree-flow-inline.h (gimple_aliases_computed_p,
29001 gimple_addressable_vars, gimple_call_clobbered_vars,
29002 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29003 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29004 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29005 gimple_mem_ref_stats): Remove.
29006 (gimple_vop): New function.
29007 (op_iter_next_use): Remove vuses and mayuses cases.
29008 (op_iter_next_def): Remove vdefs case.
29009 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29010 (clear_and_done_ssa_iter): Do not set removed fields.
29011 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
29012 Assert we are not iterating over vuses or vdefs if not also
29013 iterating over uses or defs.
29014 (op_iter_init_use): Likewise.
29015 (op_iter_init_def): Likewise.
29016 (op_iter_next_vdef): Remove.
29017 (op_iter_next_mustdef): Likewise.
29018 (op_iter_init_vdef): Likewise.
29019 (compare_ssa_operands_equal): Likewise.
29020 (link_use_stmts_after): Handle vuse operand.
29021 (is_call_used): Use is_call_clobbered.
29022 (is_call_clobbered): Global variables are always call clobbered,
29023 query the call-clobbers bitmap.
29024 (mark_call_clobbered): Ignore global variables.
29025 (clear_call_clobbered): Likewise.
29026 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29027 virtual operands sanity check.
29028 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29030 (TARGET_MEM_REF): Remove TMR_TAG operand.
29031 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29032 Remove call-clobber related code.
29033 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
29034 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
29035 partitions or escape reason.
29036 (get_single_def_stmt, get_single_def_stmt_from_phi,
29037 get_single_def_stmt_with_phi): Remove.
29038 (dump_referenced_vars): Tidy.
29039 (get_ref_base_and_extent): Allow bare decls.
29040 (collect_dfa_stats): Adjust.
29041 * graphite.c (rename_variables_in_stmt): Adjust.
29042 (graphite_copy_stmts_from_block): Likewise.
29043 (translate_clast): Likewise.
29044 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29046 (translate_vuse_through_block): Use the oracle.
29047 (phi_translate_1): Adjust.
29048 (value_dies_in_block_x): Use the oracle. Cache the outcome
29050 (valid_in_sets): Check if the VUSE for
29051 a REFERENCE is available.
29052 (eliminate): Do not remove stmts during elimination,
29053 instead queue and remove them afterwards.
29054 (do_pre): Do not rebuild alias info.
29055 (pass_pre): Run TODO_rebuild_alias before PRE.
29056 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29057 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29058 (mark_all_v_defs_stmt): Remove.
29059 (mark_all_v_defs_seq): Adjust.
29060 (sra_replace): Likewise.
29061 (scalarize_use): Likewise.
29062 (scalarize_copy): Likewise.
29063 (scalarize_init): Likewise.
29064 (scalarize_ldst): Likewise.
29065 (todoflags): Remove.
29066 (tree_sra): Do not rebuild alias info.
29067 (tree_sra_early): Adjust.
29068 (pass_sra): Run TODO_update_address_taken before SRA.
29069 * tree-predcom.c (set_alias_info): Remove.
29070 (prepare_initializers_chain): Do not call it.
29071 (mark_virtual_ops_for_renaming): Adjust.
29072 (mark_virtual_ops_for_renaming_list): Remove.
29073 (initialize_root_vars): Adjust.
29074 (initialize_root_vars_lm): Likewise.
29075 (prepare_initializers_chain): Likewise.
29076 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29077 (may_propagate_copy_into_stmt): Likewise.
29078 (merge_alias_info): Do nothing for now.
29079 (propagate_tree_value_into_stmt): Adjust.
29080 (stmt_may_generate_copy): Likewise.
29081 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29082 not mark symbols for renaming.
29083 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
29084 with the same statement, make sure to update the new pointed-to one.
29085 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29086 call statements, do not mark symbols for renaming.
29087 (mark_operand_necessary): Dump something.
29088 (ref_may_be_aliased): New function.
29089 (mark_aliased_reaching_defs_necessary_1): New helper function.
29090 (mark_aliased_reaching_defs_necessary): Likewise.
29091 (mark_all_reaching_defs_necessary_1): Likewise.
29092 (mark_all_reaching_defs_necessary): Likewise.
29093 (propagate_necessity): Do not process virtual PHIs. For
29094 non-aliased loads mark all reaching definitions as necessary.
29095 For aliased loads and stores mark the immediate dominating
29096 aliased clobbers as necessary.
29097 (visited): New global static.
29098 (perform_tree_ssa_dce): Free visited bitmap after propagating
29100 (remove_dead_phis): Perform simple dead virtual PHI removal.
29101 (remove_dead_stmt): Properly unlink virtual operands when
29103 (eliminate_unnecessary_stmts): Schedule PHI removal after
29105 * tree-ssa-ter.c (is_replaceable_p): Adjust.
29106 (process_replaceable): Likewise.
29107 (find_replaceable_in_bb): Likewise.
29108 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
29109 based on the single gimple vop.
29110 (verify_flow_insensitive_alias_info): Remove.
29111 (verify_flow_sensitive_alias_info): Likewise.
29112 (verify_call_clobbering): Likewise.
29113 (verify_memory_partitions): Likewise.
29114 (verify_alias_info): Likewise.
29115 (verify_ssa): Adjust..
29116 (execute_update_addresses_taken): Export. Update SSA
29117 manually. Optimize only when optimizing. Use a local bitmap.
29118 (pass_update_address_taken): Remove TODO_update_ssa, add
29120 (pass_update_address_taken): Just use TODO_update_address_taken.
29121 (init_tree_ssa): Do not initialize addressable_vars.
29122 (verify_ssa): Verify new VUSE / VDEF properties.
29123 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29124 Do not call verify_alias_info.
29125 (delete_tree_ssa): Clear the VUSE, VDEF operands.
29126 Do not free the loaded and stored syms bitmaps. Reset the escaped
29127 and callused solutions. Do not free addressable_vars.
29128 Remove memory-tag related code.
29129 (warn_uninitialized_var): Aliases are always available.
29130 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29131 * lambda-code.c (can_put_in_inner_loop): Adjust.
29132 (can_put_after_inner_loop): Likewise.
29133 (perfect_nestify): Likewise.
29134 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29135 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
29136 (vectorizable_conversion): Do not mark symbols for renaming.
29137 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29138 (expand_call_inline): Unlink the calls virtual operands before
29140 (tree_function_versioning): Do not call update_ssa if we are not
29141 updating clones. Simplify.
29142 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29143 (propagate_with_phi): Likewise..
29144 * tree-outof-ssa.c (create_temp): Remove memory tag and call
29145 clobber code. Assert we are not aliased or global.
29146 * tree-flow.h: Include tree-ssa-alias.h
29147 (enum escape_type): Remove.
29148 (struct mem_sym_stats_d): Likewise.
29149 (struct mem_ref_stats_d): Likewise.
29150 (struct gimple_df): Add vop member. Remove global_var,
29151 call_clobbered_vars, call_used_vars, addressable_vars,
29152 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
29153 escaped and callused members.
29154 (struct ptr_info_def): Remove all members, add points-to solution
29156 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29157 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29158 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29159 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29160 (tree-ssa-alias.o): Likewise.
29161 (toplev.o): Add tree-ssa-alias.h
29162 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29163 * gimple.c (gimple_set_bb): Fix off-by-one error.
29164 (is_gimple_reg): Do not handle memory tags.
29165 (gimple_copy): Also copy virtual operands.
29166 Delay updating the statement. Do not reset loaded and stored syms.
29167 (gimple_set_stored_syms): Remove.
29168 (gimple_set_loaded_syms): Likewise.
29169 (gimple_call_copy_skip_args): Copy the virtual operands
29170 and mark the new statement modified.
29171 * tree-ssa-structalias.c (may_alias_p): Remove.
29172 (set_uids_in_ptset): Take the alias set to prune with as
29173 parameter. Fold in the alias test of may_alias_p.
29174 (compute_points_to_sets): Compute whether a ptr is dereferenced
29175 in a local sbitmap.
29176 (process_constraint): Deal with &ANYTHING on the lhs, reject all
29177 other ADDRESSOF constraints on the lhs.
29178 (get_constraint_for_component_ref): Assert that we don't get
29179 ADDRESSOF constraints from the base of the reference.
29180 Properly generate UNKNOWN_OFFSET for DEREF if needed.
29181 (struct variable_info): Remove collapsed_to member.
29182 (get_varinfo_fc): Remove.
29183 (new_var_info): Do not set collapsed_to.
29184 (dump_constraint): Do not follow cycles.
29185 (dump_constraint_graph): Likewise.
29186 (build_pred_graph): Likewise.
29187 (build_succ_graph): Likewise.
29188 (rewrite_constraints): Likewise.
29189 (do_simple_structure_copy): Remove.
29190 (do_rhs_deref_structure_copy): Remove.
29191 (do_lhs_deref_structure_copy): Remove.
29192 (collapse_rest_of_var): Remove.
29193 (do_structure_copy): Re-implement.
29194 (pta_stats): New global variable.
29195 (dump_pta_stats): New function.
29196 (struct constraint_expr): Make offset signed.
29197 (UNKNOWN_OFFSET): Define special value.
29198 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29199 (solution_set_expand): New helper function split out from ...
29200 (do_sd_constraint): ... here.
29201 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
29202 (do_ds_constraint): Likewise.
29203 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
29204 and CALLUSED = *CALLUSED.
29205 (set_union_with_increment): Make inc argument signed.
29206 (type_safe): Remove.
29207 (get_constraint_for_ptr_offset): Handle unknown and negative
29209 (first_vi_for_offset): Handle offsets before start. Bail
29210 out early for offsets beyond the variable extent.
29211 (first_or_preceding_vi_for_offset): New function.
29212 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29213 Together with ESCAPED = *ESCAPED this properly computes reachability.
29214 (find_what_var_points_to): New function.
29215 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
29216 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29217 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29218 pt_solutions_intersect): New functions.
29219 (compute_call_used_vars): Remove.
29220 (compute_may_aliases): New main entry into PTA computation.
29221 * gimple.h (gimple_p): New typedef.
29222 (struct gimple_statement_base): Remove references_memory_p.
29223 (struct gimple_statement_with_memory_ops_base): Remove
29224 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
29226 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29227 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29228 gimple_set_references_memory): Remove.
29229 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29230 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29232 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29233 (verify_expr): Allow RESULT_DECL.
29234 (gimple_duplicate_bb): Do not copy virtual operands.
29235 (gimple_duplicate_sese_region): Adjust.
29236 (gimple_duplicate_sese_tail): Likewise.
29237 (mark_virtual_ops_in_region): Remove.
29238 (move_sese_region_to_fn): Do not call it.
29239 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29240 and pass_simple_dse.
29241 (execute_function_todo): Handle TODO_update_address_taken,
29242 call execute_update_addresses_taken for TODO_rebuild_alias.
29243 (execute_todo): Adjust.
29244 (execute_one_pass): Init dump files early.
29245 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29247 (create_general_new_stmt): Clear vops.
29248 * tree-ssa-reassoc.c (get_rank): Adjust.
29249 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29250 symbols for renaming.
29251 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29252 (PARAM_AVG_ALIASED_VOPS): Likewise.
29253 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29254 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29255 * tree-ssa-operands.c: Simplify for new virtual operand representation.
29256 (operand_build_cmp, copy_virtual_operands,
29257 create_ssa_artificial_load_stmt, add_to_addressable_set,
29258 gimple_add_to_addresses_taken): Remove public functions.
29259 (unlink_stmt_vdef): New function.
29261 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29263 * config.gcc (powerpc-*-linux*): Merge variants.
29265 2009-04-02 Chao-ying Fu <fu@mips.com>
29266 James Grosbach <james.grosbach@microchip.com>
29268 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29269 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29271 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29272 keep_interrupts_masked_p, use_debug_exception_return_p.
29273 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29274 keep_interrupts_masked, use_debug_exception_return.
29275 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29276 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29278 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29279 (mips_print_operand): Process COP0 registers to print $0 .. $31
29280 correctly for GAS to process.
29281 (mips_interrupt_extra_call_saved_reg_p): New function.
29282 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29284 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29285 (mips_compute_frame_info): Add supports for interrupt context that
29286 includes doubleword accumulators and COP0 registers.
29287 (mips_for_each_saved_acc): New function.
29288 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29289 mips_for_each_saved_reg.
29290 (mips_save_reg): Save accumulators.
29291 (mips_kernel_reg_p): A new for_each_rtx callback.
29292 (mips_expand_prologue): Support interrupt handlers.
29293 (mips_restore_reg): Restore accumulators.
29294 (mips_expand_epilogue): Support interrupt handlers.
29295 (mips_can_use_return_insn): Return false for interrupt handlers.
29296 (mips_epilogue_uses): New function.
29297 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29298 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29299 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29300 cop0_move): New instructions.
29301 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29302 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29304 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29306 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29307 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29308 interrupt handlers, we use K0 as the temporary register.
29309 (EPILOGUE_USES): Change to a function call.
29310 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29311 handlers, we use K0 as the temporary register.
29313 * doc/extend.texi (Function Attributes): Document interrupt,
29314 use_shadow_register_set, keep_interrupts_masked,
29315 use_debug_exception_return for MIPS attributes.
29317 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29319 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29320 Remove a number of t-files from tmake_file.
29321 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29322 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29323 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29324 target_prototype, not TARGET_PROTOTYPE.
29325 (LINK_OS_GNU_SPEC): Define.
29326 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29327 and darwin-ldoubdle.c.
29329 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29332 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29333 (cpp_options): Ditto.
29334 (default_compilers): Ditto.
29335 (display_help): Ditto.
29336 (process_command): Ditto.
29337 (do_spec_1): Ditto.
29338 (set_input): Use lbasename instead of duplicate code.
29339 (save_temps_prefix): New static for -save-temps=obj.
29340 (save_temps_length): Ditto.
29342 * doc/invoke.texi (-save-temps=obj): Document new variant to
29343 -save-temps switch.
29345 2009-04-02 Jeff Law <law@redhat.com>
29347 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29350 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29352 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29353 * configure: Regenerated.
29355 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29357 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29358 share the argument list.
29360 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29364 2009-02-12 Diego Novillo <dnovillo@google.com>
29366 * varpool.c (debug_varpool): New.
29367 * cgraph.h (debug_varpool): Declare.
29369 2009-04-02 Jan Hubicka <jh@suse.cz>
29371 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29374 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29376 * config/i386/i386.c (ix86_abi): Move initialization to ...
29377 (override_options): Here.
29379 2009-04-02 Christian Bruel <christian.bruel@st.com>
29381 * config/sh/sh.c (sh_dwarf_register_span): New function.
29382 (TARGET_DWARF_REGISTER_SPAN): Define.
29383 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29385 2009-04-02 Ira Rosen <irar@il.ibm.com>
29387 PR tree-optimization/39595
29388 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29389 interleaved loads group is not greater than the SLP group size.
29391 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29393 * builtins.c (is_builtin_name): New.
29394 (called_as_built_in): Use is_builtin_name.
29395 * tree.h (is_builtin_name): New.
29396 * varasm.c (incorporeal_function_p): Use is_builtin_name
29398 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29400 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29402 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29405 * c-decl.c (clone_underlying_type): Move this ...
29406 * c-common.c (set_underlying_type): ... here.
29407 Also, make sure the function properly sets TYPE_STUB_DECL() on
29408 the newly created typedef variant type.
29409 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29410 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29413 2009-04-02 Richard Guenther <rguenther@suse.de>
29415 PR tree-optimization/37221
29416 * tree-flow.h (degenerate_phi_result): Declare.
29417 * tree-ssa-dom.c (degenerate_phi_result): Export.
29418 * tree-scalar-evolution.c (analyze_initial_condition): If
29419 the initial condition is defined by a degenerate PHI node
29420 use the degenerate value.
29422 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29424 PR rtl-optimization/39588
29425 * combine.c (merge_outer_ops): Do not set the constant when this
29427 (simplify_shift_const_1): Do not modify it either in this case.
29429 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29431 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29432 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29434 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29437 * c-lex.c (interpret_float): Default (no suffix) is double.
29439 2009-04-1 Xinliang David Li <davidxl@google.com>
29441 * config/i386/i386.c (legitimate_constant_p): Recognize
29442 all one vector constant.
29444 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29446 * config/vax/vax.c: Add #includes to silence warnings.
29447 Change #include order to silence two warnings.
29449 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29451 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29452 (ASM_SPEC): Pass -k to the assembler for PIC code.
29454 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29456 * config.gcc: Add vax-*-linux* to the switch.
29457 * config/vax/linux.h: New file. (TARGET_VERSION,
29458 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29460 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29462 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29463 Use predicate macros instead of GET_CODE() == foo.
29464 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29465 ashlsi3, rotrsi3, <unnamed>): Likewise.
29467 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29469 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29470 jbbccihi, jbbccisi): Remova trailing whitespace.
29471 * config/vax/constraints.md: Likewise.
29472 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29473 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29474 * config/vax/predicates.md: Likewise.
29475 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29476 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29477 * config/vax/vax.h: Likewise.
29478 * config/vax/vax.md (nonlocal_goto): Likewise.
29480 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29482 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29483 (indirectable_address_p, adjacent_operands_p): Add spaces around
29485 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29487 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29489 * config/vax/vax.c (legitimate_constant_address_p,
29490 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29491 index_term_p, reg_plus_index_p, legitimate_address_p,
29492 vax_mode_dependent_address_p): Update comments to match functions
29493 modified by the recent int->bool conversion.
29495 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29497 * config/vax/builtins.md: Update copyright message.
29498 * config/vax/constraints.md: Likewise.
29499 * config/vax/netbsd-elf.h: Likewise.
29500 * config/vax/predicates.md: Likewise.
29501 * config/vax/vax-protos.h: Likewise.
29502 * config/vax/vax.c: Likewise.
29503 * config/vax/vax.h: Likewise.
29504 * config/vax/vax.md: Likewise.
29505 * config/vax/vax.opt: Likewise.
29507 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29509 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29510 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29511 * config/vax/constraints.md (B, R): Likewise.
29512 * config/vax/predicates.md (external_memory_operand,
29513 nonimmediate_addsub_di_operand): Likewise.
29514 * config/vax/vax.c (vax_output_int_add): Likewise.
29515 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29516 untyped_call): Likewise.
29518 2009-04-01 Matt Thomas <matt@3am-software.com>
29520 * config/vax/predicates.md: New file.
29521 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29522 external_const_operand, nonsymbolic_operand, external_memory_operand,
29523 indirect_memory_operand, indexed_memory_operand,
29524 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29525 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29527 * config/vax/constraints.md: New file.
29528 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29530 * config/vax/builtins.md: New file.
29531 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29532 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29534 * config/vax/vax.opt (mqmath): Add option.
29535 * config/vax/vax.md (isfx): Extend with DI.
29536 (VAXintQH, VAXintQHSD): Define.
29537 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29538 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29539 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29540 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29541 (movdi): Update constraints and use vax_output_int_move().
29542 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29543 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29544 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29545 nonlocal_goto): New.
29546 (mov<mode>): Extend accepted operand types.
29547 (subdi3_old): Rename from subdi3, change update constraints and use
29548 a new implementation.
29549 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29550 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29551 MOVE_RATIO, CLEAR_RATIO): Define.
29552 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29553 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29554 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29555 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29556 (split_quadword_operands): Make static and really allow variable
29558 (print_operand_address): Update for PIC generation.
29559 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29560 indexable_address_p, fixup_mathdi_operand,
29561 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29562 (vax_float_literal, legitimate_constant_p,
29563 indirectable_constant_address_p, index_term_p,
29564 reg_plus_index_p): Return bool instead of int.
29565 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29567 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29569 (vax_output_conditional_branch): Indent.
29570 (legitimate_constant_address_p, indirectable_constant_address_p,
29571 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29572 vax_mode_dependent_address_p): Return bool instead of int, update for
29574 * config/vax/vax-protos.h (legitimate_constant_address_p,
29575 legitimate_constant_p, legitimate_address_p,
29576 vax_mode_dependent_address_p): Change declaration to bool.
29577 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29578 vax_expand_addsub_di_operands, vax_output_int_subtract,
29579 vax_output_movmemsi): Declare.
29580 (split_quadword_operands, vax_float_literal): Delete declaration.
29581 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29582 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29583 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29584 ASM_OUTPUT_DWARF_PCREL): Define.
29585 (ASM_SPEC): Change definition to allow PIC generation.
29587 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29589 * doc/sourcebuild.texi: Update front-end requirements.
29591 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29594 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29595 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29596 (booldi3_internal3): Use boolean_or_operator instead of
29599 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29602 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29603 declarator whose size is not an integer constant expression but
29604 folds to an integer constant, then treat it as a constant
29607 2009-04-01 Richard Guenther <rguenther@suse.de>
29609 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29610 i * 4 + 2 to (i * 2 + 1) * 2.
29612 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29615 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29616 return if c_parser_asm_string_literal returned NULL.
29618 2009-04-01 Nick Clifton <nickc@redhat.com>
29620 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29622 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29623 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29624 other typedefs to avoid conflicts with libgcc2.c. Define labels
29625 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29627 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29628 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29631 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29633 * varasm.c (default_function_rodata_section): Declare DOT as
29636 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29637 Andrey Galkin <agalkin@hypercom.com>
29640 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29641 Make object_name unique for each process.
29643 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29646 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29647 addressable variables in the parallel that could go out of scope while
29648 running queued tasks.
29650 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29652 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29653 (CASE_VALUES_THRESHOLD): Redefine.
29654 * config/avr/avr.c (avr_override_options): Remove initialization of
29655 avr_case_values_threshold variable.
29656 (avr_case_values_threshold): Remove variable. Add new function.
29657 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29658 * config/avr/avr.opt (mno-tablejump): Remove option.
29659 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29661 2009-04-01 DJ Delorie <dj@redhat.com>
29663 * varasm.c (default_function_rodata_section): Don't assume
29664 anything about where the first '.' in the section name is.
29666 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29668 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29669 rs6000_emit_stack_tie.
29671 2009-03-31 Ian Lance Taylor <iant@google.com>
29673 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29674 gimple_code with GIMPLE_RESX, not RESX.
29676 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29678 * c-common.c (c_get_ident): New.
29679 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29681 2009-04-01 Ben Elliston <bje@au.ibm.com>
29683 * config/rs6000/sysv4.opt (msdata): Improve option description.
29685 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29687 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29688 (divdf3_internal_lat): Remove.
29689 (divxf3_internal_lat): Remove.
29690 (divxf3_internal_thr): Remove.
29691 (divxf): Use divxf3_internal.
29692 * config/ia64/div.md (divsf3_internal_lat): New.
29693 (divdf3_internal_lat): New.
29694 (divxf3_internal): New.
29696 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29699 * Makefile.in (USE_GCC_STDINT): Define.
29700 (stmp-int-hdrs): Install stdint.h if applicable.
29701 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29703 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29704 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29705 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29706 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29707 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29708 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29709 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29710 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29711 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29712 (c_common_nodes_and_builtins): Initialize
29713 underlying_wchar_type_node. Do not initialize
29714 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29715 nodes for new types.
29716 (c_stddef_cpp_builtins): Define macros for new types.
29717 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29719 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29720 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29721 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29722 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29723 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29724 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29725 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29726 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29727 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29728 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29729 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29730 int16_type_node, int32_type_node, int64_type_node,
29731 uint8_type_node, uint16_type_node, c_uint32_type_node,
29732 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29733 int_least32_type_node, int_least64_type_node,
29734 uint_least8_type_node, uint_least16_type_node,
29735 uint_least32_type_node, uint_least64_type_node,
29736 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29737 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29738 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29739 uintptr_type_node): Define.
29740 * c-cppbuiltin.c (builtin_define_constants,
29741 builtin_define_type_minmax): New.
29742 (builtin_define_stdint_macros): Define more macros.
29743 (c_cpp_builtins): Define more limit macros.
29744 (type_suffix): New.
29745 (builtin_define_type_max): Define in terms of
29746 builtin_define_type_minmax. Remove is_long parameter. All
29748 * config.gcc (use_gcc_stdint): Define.
29749 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29750 Add newlib-stdint.h for generic targets.
29751 * config/glibc-stdint.h, config/newlib-stdint.h,
29752 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29753 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29754 * config/score/score.h (UINTPTR_TYPE): Define.
29755 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29756 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29757 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29758 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29759 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29760 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29761 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29762 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29763 * config/spu/spu.h (STDINT_LONG32): Define.
29764 * configure.ac (use_gcc_stdint): Substitute.
29765 * configure: Regenerate.
29766 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29767 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29768 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29769 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29770 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29771 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29772 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29773 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29774 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29775 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29776 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29777 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29778 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29779 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29780 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29781 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29782 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29783 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29784 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29785 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29786 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29787 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29788 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29789 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29790 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29791 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29792 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29793 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29794 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29796 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29798 * loop-iv.c (suitable_set_for_replacement): Renamed from
29799 simplify_using_assignment; changed to return bool and to accept new
29800 args DEST and SRC. Return true iff we find a source/destination pair
29801 that can be used to make a replacement, and fill SRC and DEST if so.
29802 Remove arg ALTERED. Don't deal with altered regs here. All callers
29804 (simplify_using_initial_values): Deal with altered regs here and track
29805 more precisely the effect they have on the validity of our expression.
29807 * loop-iv.c (simplify_using_condition): A condition of the form
29808 (EQ REG CONST) can be used to simply make a substitution.
29809 (simplify_using_initial_values): Keep track of conditions we have seen
29810 and keep using them to simplify new expressions, while applying the
29811 same substitutions to them as to the expression.
29813 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29814 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29817 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29818 changed. Use this when trying to improve the upper bound.
29819 Generate the comparison by using simplify_gen_relational.
29821 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29823 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29825 (simplify_using_assignment, simplify_using_initial_values): Call
29826 replace_in_expr to make replacements. Call replace_single_def_regs
29827 once on the initial version of the expression.
29829 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29832 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29834 2009-03-31 Richard Guenther <rguenther@suse.de>
29836 PR middle-end/31029
29837 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29838 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29840 2009-03-31 Richard Guenther <rguenther@suse.de>
29842 * tree.h (div_if_zero_remainder): Declare.
29843 * fold-const.c (div_if_zero_remainder): Export.
29844 * tree-ssa-forwprop.c
29845 (forward_propagate_addr_into_variable_array_index): Handle
29846 constant array index addition outside of the variable index.
29848 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29851 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29852 define_splits, floatunssi<mode>2): Require x87 conversions from
29853 DImode to be permitted.
29855 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29857 PR preprocessor/15638
29858 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29860 2009-03-31 Richard Guenther <rguenther@suse.de>
29862 PR middle-end/23401
29863 PR middle-end/27810
29864 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29865 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29866 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29867 a separate statement.
29868 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29869 (lookup_tmp_var): Likewise.
29870 (is_gimple_formal_tmp_or_call_rhs): Remove.
29871 (is_gimple_reg_or_call_rhs): Rename to ...
29872 (is_gimple_reg_rhs_or_call): ... this.
29873 (is_gimple_mem_or_call_rhs): Rename to ...
29874 (is_gimple_mem_rhs_or_call): ... this.
29875 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29876 DECL_GIMPLE_REG_P only if is_formal is true.
29877 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29878 for non-proper post-modify expression gimplification.
29879 (gimplify_self_mod_expr): For post-modify expressions gimplify
29880 the lvalue to a minimal lvalue.
29881 (rhs_predicate_for): Remove formal temp case.
29882 (gimplify_modify_expr_rhs): Likewise.
29883 (gimplify_addr_expr): Use is_gimple_reg.
29884 (gimplify_expr): Remove formal temp cases.
29885 (gimple_regimplify_operands): Likewise.
29886 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29887 and FILTER_EXPR like constants.
29888 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29890 (is_gimple_formal_tmp_rhs): Remove.
29891 (is_gimple_reg_rhs): Remove special casing.
29892 (is_gimple_mem_rhs): Fix.
29893 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29894 (is_gimple_formal_tmp_var): Remove.
29895 (is_gimple_formal_tmp_reg): Likewise.
29896 (is_gimple_min_lval): Allow invariant component ref parts.
29897 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29898 is_gimple_formal_tmp_reg): Remove declarations.
29899 * tree-cfg.c (verify_expr): Verify that variables with address
29900 taken do not have DECL_GIMPLE_REG_P set.
29901 * tree-mudflap.c (mf_build_check_statement_for): Use
29902 force_gimple_operand instead of gimplify_expr.
29904 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29906 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29907 schedulable rows to compute_split_row.
29909 2009-03-31 Ben Elliston <bje@au.ibm.com>
29912 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29915 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29917 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29918 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29919 * configure: Regenerate.
29920 * config.in: Regenerate.
29921 * config/rs6000/rs6000.opt (mtls-markers): Add.
29922 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29923 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29924 (tls_ld_aix, tls_ld_sysv): Likewise.
29925 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29926 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29928 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29930 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29932 2009-03-30 Jan Hubicka <jh@suse.cz>
29934 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29936 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29937 detection and label handling.
29939 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29941 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29942 left_conflicts_size.
29943 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29944 ALLOCNO_LEFT_CONFLICTS_SIZE.
29946 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29947 remove_allocno_from_bucket_and_push,
29948 allocno_spill_priority_compare, push_allocnos_to_stack,
29949 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29950 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29951 (setup_allocno_left_conflicts_num): Ditto. Rename to
29952 setup_allocno_left_conflicts_size.
29953 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29954 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29955 setup_allocno_left_conflicts_size instead of
29956 setup_allocno_left_conflicts_num.
29958 * ira-build.c (ira_create_allocno): Use
29959 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29960 ALLOCNO_LEFT_CONFLICTS_NUM.
29962 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29964 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29965 instead of DF_LR_OUT.
29967 * ira-lives.c (process_bb_node_lives): Ditto.
29969 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29970 instead of DF_LR_{OUT,IN}.
29972 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29974 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29976 2009-03-30 Jan Hubicka <jh@suse.cz>
29978 * except.c (label_to_region_map): Fix thinko.
29980 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29982 PR middle-end/38237
29983 * tree.h (tree_find_value): New declaration.
29984 * tree.c (tree_find_value): New function.
29985 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29987 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29990 * c-decl.c (struct c_binding): Add locus field.
29991 (bind): Add locus argument, set locus field from it.
29992 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29993 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29994 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29995 implicitly_declare, undeclared_variable, lookup_label,
29996 declare_label, c_make_fname_decl, c_builtin_function,
29997 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30000 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
30003 * config/i386/i386.c (classify_argument): Check total size of
30006 2009-03-30 Martin Jambor <mjambor@suse.cz>
30008 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30009 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30010 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30013 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30014 seen_variable_array_ref while also traversing a union.
30016 * tree-inline.c (optimize_inline_calls): Do not call
30017 cgraph_node_remove_callees.
30018 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
30019 (pass_remove_cgraph_callee_edges): New variable.
30020 * passes.c (init_optimization_passes): Add
30021 pass_remove_cgraph_callee_edges after early inlining and before all
30022 late intraprocedural passes.
30024 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30026 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30028 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30029 Fix typos in names.
30031 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30033 * combine.c (simplify_comparison): Use have_insn_for.
30034 * dojump.c (do_jump): Likewise.
30036 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30038 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
30039 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30040 sparc_compare_op0 like sparc_compare_emitted used to be handled.
30041 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30042 instead of sparc_compare_emitted.
30043 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
30044 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30045 instead of sparc_compare_emitted.
30047 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30049 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30050 enter/exit cfglayout mode.
30051 (pass_partition_block): Require it.
30052 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
30053 (combine_instructions): Track basic blocks instead of labels.
30054 (update_cfg_for_uncondjump): New.
30055 (try_combine): Use it. Update jumps after rescanning.
30056 (pass_combine): Require PROP_cfglayout.
30057 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30059 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30061 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30062 Provide/destroy PROP_cfglayout respectively.
30063 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
30064 * tree-pass.h (PROP_cfglayout): New.
30066 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30068 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30069 fold_convert_const_fixed_from_fixed,
30070 fold_convert_const_fixed_from_int,
30071 fold_convert_const_fixed_from_real, fold_negate_const): Do not
30072 set TREE_CONSTANT_OVERFLOW.
30073 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30074 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30076 2009-03-30 Ira Rosen <irar@il.ibm.com>
30078 * tree-vect-loop-manip.c: New file.
30079 * tree-vectorizer.c: Update documentation and included files.
30080 (vect_loop_location): Make extern.
30081 (rename_use_op): Move to tree-vect-loop-manip.c
30082 (rename_variables_in_bb, rename_variables_in_loop,
30083 slpeel_update_phis_for_duplicate_loop,
30084 slpeel_update_phi_nodes_for_guard1,
30085 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30086 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30087 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30088 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30089 find_loop_location): Likewise.
30090 (new_stmt_vec_info): Move to tree-vect-stmts.c.
30091 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30092 get_vectype_for_scalar_type, vect_is_simple_use,
30093 supportable_widening_operation, supportable_narrowing_operation):
30095 (bb_in_loop_p): Move to tree-vect-loop.c.
30096 (new_loop_vec_info, destroy_loop_vec_info,
30097 reduction_code_for_scalar_code, report_vect_op,
30098 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30099 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30100 (vect_supportable_dr_alignment): Likewise.
30101 * tree-vectorizer.h (tree-data-ref.h): Include.
30102 (vect_loop_location): Declare.
30103 Reorganize function declarations according to the new file structure.
30104 * tree-vect-loop.c: New file.
30105 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30106 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30107 * tree-vect-data-refs.c: New file.
30108 * tree-vect-patterns.c (timevar.h): Don't include.
30109 * tree-vect-stmts.c: New file.
30110 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30111 tree-vect-slp.c, tree-vect-loop.c.
30112 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30113 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30114 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30115 (tree-vect-analyze.o): Remove.
30116 (tree-vect-transform.o): Likewise.
30117 (tree-vect-data-refs.o): Add rule.
30118 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30119 tree-vect-slp.o): Likewise.
30120 (tree-vect-patterns.o): Remove redundant dependencies.
30121 (tree-vectorizer.o): Likewise.
30122 * tree-vect-slp.c: New file.
30124 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30126 * optc-gen.awk: Warn if an option flag has multiple different
30129 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
30131 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30132 -floop-block): Document dependences on PPL, CLooG and Graphite.
30134 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30136 PR rtl-optimization/323
30137 * c-common.c (c_fully_fold, convert_and_check,
30138 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30139 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30140 * c-common.def (EXCESS_PRECISION_EXPR): New.
30141 * c-cppbuiltin.c (builtin_define_float_constants): Define
30142 constants with enough digits for long double.
30143 * c-lex.c (interpret_float): Interpret constant with excess
30144 precision where appropriate.
30145 * c-opts.c (c_common_post_options): Set
30146 flag_excess_precision_cmdline. Give an error for
30147 -fexcess-precision=standard for C++ for processors where the
30148 option is significant.
30149 * c-parser.c (c_parser_conditional_expression): Handle excess
30150 precision in condition.
30151 * c-typeck.c (convert_arguments): Handle arguments with excess
30153 (build_unary_op): Move excess precision outside operation.
30154 (build_conditional_expr): Likewise.
30155 (build_compound_expr): Likewise.
30156 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30157 (build_modify_expr): Handle excess precision in RHS.
30158 (convert_for_assignment): Handle excess precision in converted
30160 (digest_init, output_init_element, process_init_element): Handle
30161 excess precision in initializer.
30162 (c_finish_return): Handle excess precision in return value.
30163 (build_binary_op): Handle excess precision in operands and add
30164 excess precision as needed for operation.
30165 * common.opt (-fexcess-precision=): New option.
30166 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30167 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30168 For standard excess precision, output explicit conversion to and
30169 truncation from XFmode.
30170 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30171 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30172 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30173 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30174 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30175 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30176 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30177 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30178 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30179 define_splits, sqrt<mode>2): Disable where appropriate for
30180 standard excess precision.
30181 * convert.c (convert_to_real): Do not shorten arithmetic to type
30182 for which excess precision would be used.
30183 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30184 * doc/invoke.texi (-fexcess-precision=): Document option.
30185 (-mfpmath=): Correct index entry.
30186 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
30187 flag_excess_precision): New.
30188 * langhooks.c (lhd_post_options): Set
30189 flag_excess_precision_cmdline.
30190 * opts.c (common_handle_option): Handle -fexcess-precision=.
30191 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30192 init_excess_precision): New.
30193 (lang_dependent_init_target): Call init_excess_precision.
30194 * tree.c (excess_precision_type): New.
30195 * tree.h (excess_precision_type): Declare.
30197 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30200 * c-typeck.c (build_component_ref): Do not copy qualifiers from
30201 non-lvalue to component.
30203 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30205 PR preprocessor/34695
30206 * Makefile.in (c-opts.o): Depend on c-tree.h.
30207 * c-common.c: Move down include of diagnostic.h.
30208 (done_lexing, c_cpp_error): New.
30209 * c-common.h (done_lexing): Declare.
30210 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
30212 * c-opts.c: Include c-tree.h.
30213 (c_common_init_options): Set preprocessor error callback.
30214 (c_common_handle_option): Do not set preprocessor
30215 inhibit_warnings, warnings_are_errors, warn_system_headers,
30216 pedantic_errors or inhibit_warnings flags.
30217 (c_common_post_options): Do not check cpp_errors (parse_in).
30218 (c_common_finish): Do not output dependencies if there were
30219 errors. Do not check return value of cpp_finish.
30220 * c-ppoutput.c (pp_file_change): Set input_location.
30221 * c-tree.h (c_cpp_error): Declare.
30222 * diagnostic.c (diagnostic_set_info_translated): Also initialize
30224 (diagnostic_build_prefix): Check override_column.
30225 * diagnostic.h (diagnostic_info): Add override_column field.
30226 (diagnostic_override_column): Define.
30228 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
30230 * c-common.c (c_expand_expr, c_staticp): Remove.
30231 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30232 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30233 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30234 * c-gimplify.c (gimplify_compound_literal_expr,
30235 optimize_compound_literals_in_ctor): Remove.
30236 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30237 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30238 * c-semantics.c (emit_local_var): Remove.
30240 * langhooks-def.h (lhd_expand_expr): Remove.
30241 * langhooks.c (lhd_expand_expr): Remove.
30242 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30244 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30245 handling from c-semantics.c; don't call into langhook.
30246 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30247 * gimplify.c (gimplify_compound_literal_expr,
30248 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30249 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30250 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30251 as was done in c-gimplify.c.
30252 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30253 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30254 Move from c-common.h.
30255 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30257 * tree.c (staticp): Do not call langhook.
30258 * langhooks.c (lhd_staticp): Delete.
30259 * langhooks-def.h (lhd_staticp): Delete prototype.
30260 (LANG_HOOKS_STATICP): Delete.
30261 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30263 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30264 instead of DECL_STMTs.
30266 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30274 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30276 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30277 contained expression.
30278 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30279 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30280 conditional expressions for C.
30281 (decl_constant_value_for_optimization): Move from
30282 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30283 whether optimizing and that the expression is a VAR_DECL not of
30284 array type instead of doing such checks in the caller. Do not
30285 check pedantic. Call gcc_unreachable for C++.
30286 * c-common.def (C_MAYBE_CONST_EXPR): New.
30287 * c-common.h (c_fully_fold, c_save_expr,
30288 decl_constant_value_for_optimization): New prototypes.
30289 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30290 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30291 EXPR_INT_CONST_OPERANDS): Define.
30292 * c-convert.c (convert): Strip nops from expression.
30293 * c-decl.c (groktypename): Take extra parameters expr and
30294 expr_const_operands. Update call to grokdeclarator.
30295 (start_decl): Update call to grokdeclarator. Add statement for
30296 expressions used in type of decl.
30297 (grokparm): Update call to grokdeclarator.
30298 (push_parm_decl): Update call to grokdeclarator.
30299 (build_compound_literal): Add parameter non_const and build a
30300 C_MAYBE_COSNT_EXPR if applicable.
30301 (grokdeclarator): Take extra parameters expr and
30302 expr_const_operands. Track expressions used in declaration
30303 specifiers and declarators. Fold array sizes and track whether
30304 they are constant expressions and whether they are integer
30305 constant expressions.
30306 (parser_xref_tag): Set expr and expr_const_operands fields in
30308 (grokfield): Update call to grokdeclarator.
30309 (start_function): Update call to grokdeclarator.
30310 (build_null_declspecs): Set expr and expr_const_operands fields in
30312 (declspecs_add_type): Handle expressions in typeof specifiers.
30313 * c-parser.c (c_parser_declspecs): Set expr and
30314 expr_const_operands fields for declaration specifiers.
30315 (c_parser_enum_specifier): Likewise.
30316 (c_parser_struct_or_union_specifier): Likewise.
30317 (c_parser_typeof_specifier): Likewise. Update call to
30318 groktypename. Fold expression as needed. Return expressions with
30319 type instead of adding statements.
30320 (c_parser_attributes): Update calls to c_parser_expr_list.
30321 (c_parser_statement_after_labels): Fold expression before passing
30322 to objc_build_throw_stmt.
30323 (c_parser_condition): Fold expression.
30324 (c_parser_asm_operands): Fold expression.
30325 (c_parser_conditional_expression): Use c_save_expr. Update call
30326 to build_conditional_expr.
30327 (c_parser_alignof_expression): Update call to groktypename.
30328 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30329 original_code. Fold expression argument of va_arg. Create
30330 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30331 argument to va_arg. Update calls to groktypename. Fold array
30332 index for offsetof. Verify that first argument to
30333 __builtin_choose_expr has integer type.
30334 (c_parser_postfix_expression_after_paren_type): Update calls to
30335 groktypename and build_compound_literal. Handle expressions with
30336 side effects in type name.
30337 (c_parser_postfix_expression_after_primary): Update call to
30338 c_parser_expr_list. Set original_code for calls to
30339 __builtin_constant_p.
30340 (c_parser_expr_list): Take extra parameter fold_p. Fold
30341 expressions if requested.
30342 (c_parser_objc_type_name): Update call to groktypename.
30343 (c_parser_objc_synchronized_statement): Fold expression.
30344 (c_parser_objc_receiver): Fold expression.
30345 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30346 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30347 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30348 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30349 (struct c_typespec): Add elements expr and expr_const_operands.
30350 (struct c_declspecs): Add elements expr and expr_const_operands.
30351 (groktypename, build_conditional_expr, build_compound_literal):
30353 (in_late_binary_op): Declare.
30354 * c-typeck.c (note_integer_operands): New function.
30355 (in_late_binary_op): New variable.
30356 (decl_constant_value_for_broken_optimization): Move to c-common.c
30357 and rename to decl_constant_value_for_optimization.
30358 (default_function_array_conversion): Do not strip nops.
30359 (default_conversion): Do not call
30360 decl_constant_value_for_broken_optimization.
30361 (build_array_ref): Do not fold result.
30362 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30363 result when operand is a VLA.
30364 (c_expr_sizeof_type): Update call to groktypename. Handle
30365 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30366 result when operand names a VLA type.
30367 (build_function_call): Update call to build_compound_literal.
30368 Only fold result for calls to __builtin_* functions. Strip
30369 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30370 the function designator.
30371 (convert_arguments): Fold arguments. Update call to
30372 convert_for_assignment.
30373 (build_unary_op): Handle increment and decrement of
30374 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30375 decrement earlier. Fold operand of increment and decrement.
30376 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30377 built for integer operand. Wrap returns that are INTEGER_CSTs
30378 without being integer constant expressions or that have integer
30379 constant operands without being INTEGER_CSTs.
30380 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30381 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30382 result is an integer constant expression or can be used in
30383 unevaluated parts of one and avoid folding and wrap as
30384 appropriate. Fold operands before possibly doing -Wsign-compare
30386 (build_compound_expr): Wrap result for C99 if operands can be used
30387 in integer constant expressions.
30388 (build_c_cast): Update call to digest_init. Do not ignore
30389 overflow from casting floating-point constants to integers. Wrap
30390 results that could be confused with integer constant expressions,
30391 null pointer constants or floating-point constants.
30392 (c_cast_expr): Update call to groktypename. Handle expressions
30393 included in type name.
30394 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30395 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30396 Update calls to convert_for_assignment.
30397 (convert_for_assignment): Take new parameter
30398 null_pointer_constant. Do not strip nops or call
30399 decl_constant_value_for_broken_optimization. Set
30400 in_late_binary_op for conversions to boolean.
30401 (store_init_value): Update call to digest_init.
30402 (digest_init): Take new parameter null_pointer_constant. Do not
30403 call decl_constant_value_for_broken_optimization. pedwarn for
30404 initializers not constant expressions. Update calls to
30405 convert_for_assignment.
30406 (constructor_nonconst): New.
30407 (struct constructor_stack): Add nonconst element.
30408 (really_start_incremental_init, push_init_level, pop_init_level):
30409 Handle constructor_nonconst and nonconst element.
30410 (set_init_index): Call constant_expression_warning for array
30412 (output_init_element): Fold value. Set constructor_nonconst as
30413 applicable. pedwarn for initializers not constant expressions.
30414 Update call to digest_init. Call constant_expression_warning
30415 where constant initializers are required.
30416 (process_init_element): Use c_save_expr.
30417 (c_finish_goto_ptr): Fold expression.
30418 (c_finish_return): Fold return value. Update call to
30419 convert_for_assignment.
30420 (c_start_case): Fold switch expression.
30421 (c_process_expr_stmt): Fold expression.
30422 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30423 ensure statement expression is not evaluated in constant expression.
30424 (build_binary_op): Track whether results are integer constant
30425 expressions or may occur in such, disable folding and wrap results
30426 as applicable. Fold operands for -Wsign-compare warnings unless
30428 (c_objc_common_truthvalue_conversion): Handle results folded to
30429 integer constants that are not integer constant expressions.
30430 * doc/extend.texi: Document when typeof operands are evaluated,
30431 that condition of __builtin_choose_expr is an integer constant
30432 expression, and more about use of __builtin_constant_p in
30435 2009-03-29 Richard Guenther <rguenther@suse.de>
30437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30438 propagate addresses of array references.
30440 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30442 * regmove.c (perhaps_ends_bb_p): Remove.
30443 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30444 from INSN and check that the main loop stays within that basic block.
30445 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30446 (regmove_forward_pass): Split out from regmove_optimize. Use
30447 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30448 (regmove_backward_pass): Split out from regmove_optimize. Use
30449 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30450 (regmove_optimize): Simplify.
30452 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30455 * config/i386/i386.c (classify_argument): Ignore flexible array
30456 member in struct and warn ABI change.
30458 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30460 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30462 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30463 (ix86_adjust_cost): Updated.
30465 2009-03-29 Jan Hubicka <jh@suse.cz>
30467 PR middle-end/28850
30468 * tree-pass.h (pass_cleanup_eh): New function.
30469 (remove_unreachable_regions): Break code handling RTL
30470 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30471 that can not be reached by runtime.
30472 (can_be_reached_by_runtime): New function.
30473 (label_to_region_map): New function.
30474 (num_eh_regions): New function.
30475 (rtl_remove_unreachable_regions): New function.
30476 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30477 (remove_eh_region): New function.
30478 * except.h: Include sbitmap and vecprim.
30479 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30480 num_eh_regions): Declare.
30481 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30482 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30483 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30484 (tree_empty_eh_handler_p): New function.
30485 (cleanup_empty_eh): New function.
30486 (cleanup_eh): New function.
30487 (pass_cleanup_eh): New function.
30489 2009-03-29 Jan Hubicka <jh@suse.cz>
30491 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30492 for removed regions.
30494 2009-03-29 Jan Hubicka <jh@suse.cz>
30496 * except.c (dump_eh_tree): Dump all datastructures.
30498 2009-03-29 Jan Hubicka <jh@suse.cz>
30500 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30501 (duplicate_eh_regions_1): Likewise.
30502 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30503 vector; call EH verification.
30504 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30505 Be ready for region being removed.
30507 2009-03-29 Jan Hubicka <jh@suse.cz>
30509 * bitmap.c (bitmap_last_set_bit): New function.
30510 * bitmap.h (bitmap_last_set_bit): Declare.
30512 2009-03-29 David Ayers <ayers@fsfe.org>
30515 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30516 by calling objc_compare_types and surpress warnings about
30517 incompatible C pointers that are compatible ObjC pointers.
30519 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30521 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30522 call initialize_inline_failed.
30523 (initialize_inline_failed): Move it from here ...
30524 * cgraph.c (initialize_inline_failed): ... to here.
30525 (cgraph_create_edge): Call initialize_inline_failed rather than
30526 setting inline_failed directly.
30528 2009-03-29 Ben Elliston <bje@au.ibm.com>
30531 * sysv4.opt (msdata): Improve comment.
30532 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30533 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30535 2009-03-29 Ben Elliston <bje@au.ibm.com>
30538 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30539 load and store attributes.
30541 2009-03-29 Ben Elliston <bje@au.ibm.com>
30543 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30544 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30545 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30546 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30547 __builtin_infq and __builtin_huge_valq.
30549 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30551 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30553 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30554 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30556 2009-03-28 Xinliang David Li <davidxl@google.com>
30558 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30559 (do_dbg_cnt): New function.
30561 2009-03-28 Jan Hubicka <jh@suse.cz>
30563 Merge from pretty-ipa:
30565 2009-03-27 Jan Hubicka <jh@suse.cz>
30567 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30568 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30569 * passes.c (function_called_by_processed_nodes_p): New.
30570 * ipa-pure-const.c (check_call): Fix handling of operands.
30571 (analyze_function): Dump debug output for skipped bodies.
30572 (local_pure_const): Use function_called_by_processed_nodes_p.
30573 * dwarf2out.c (reference_to_unused): Use output.
30574 * passes.c (do_per_function_toporder): Likewise.
30576 2008-11-12 Jan Hubicka <jh@suse.cz>
30578 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30579 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30580 state_set_in_source enum
30581 (check_decl): Ignore memory tags; do not set fake looping flags;
30583 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30584 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30585 (check_call, analyze_function): Rewrite.
30587 (add_new_function): Update call of analyze_function.
30588 (generate_summary): Add call of analyze_function.
30589 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30590 (local_pure_const): New function.
30591 (pass_local_pure_const): New pass.
30592 * ipa-inline.c (inline_transform): Set after_inlining.
30593 * tree-eh.c (stmt_can_throw_external): New.
30594 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30595 work with aliasing built.
30596 * tree-flow.h (stmt_can_throw_external): New.
30597 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30598 and local pure/const pass in early and late optimization queue.
30600 2009-03-28 Martin Jambor <mjambor@suse.cz>
30602 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30604 (fold_binary): Allow function decl aligment consideration is the
30605 second argument is integer constant one.
30606 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30607 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30608 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30610 2009-03-28 Jan Hubicka <jh@suse.cz>
30612 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30613 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30614 * function.h (rtl_data): Add nothrow flag.
30615 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30616 set DECL_NOTHROW for AVAILABLE functions.
30618 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30620 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30621 following vector keyword has expansion starting with pixel or bool
30622 keyword, expand vector to __vector and pixel or bool to __pixel or
30626 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30627 warn_if_disallowed_function_p): Removed.
30628 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30629 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30630 warning_if_disallowed_function_p.
30631 * flags.h (warn_if_disallowed_function_p,
30632 warn_disallowed_functions): Removed.
30633 * common.opt (Wdisallowed-function-list=): Removed.
30634 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30636 2009-03-28 Richard Guenther <rguenther@suse.de>
30638 PR tree-optimization/38723
30639 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30642 2009-03-28 Jan Hubicka <jh@suse.cz>
30644 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30645 test introduced by my previous patch.
30647 2009-03-28 Richard Guenther <rguenther@suse.de>
30649 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30650 the PHIs value undefined.
30652 2009-03-28 Jan Hubicka <jh@suse.cz>
30654 * tree-pass.h (pass_fixup_cfg): New pass.
30655 * ipa-inline.c (inline_transform): Set
30656 always_inline_functions_inlined/after_inlining.
30657 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30658 (pass_fixup_cfg): New pass.
30659 * passes.c (init_optimization_passes): Add fixup_cfg.
30661 2009-03-28 Richard Guenther <rguenther@suse.de>
30663 PR tree-optimization/38458
30664 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30665 argument use the arguments copy-of value.
30667 2009-03-28 Richard Guenther <rguenther@suse.de>
30669 PR tree-optimization/38180
30670 * tree-ssa-ccp.c (get_default_value): Simplify.
30671 (likely_value): Likewise.
30672 (surely_varying_stmt_p): Properly handle VOP case.
30673 (ccp_initialize): Likewise.
30674 (ccp_fold): Handle propagating through *&.
30675 (fold_const_aggregate_ref): Also handle decls.
30677 2009-03-28 Jan Hubicka <jh@suse.cz>
30679 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30680 * cgraph.h (cgraph_node): Likewise.
30681 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30682 (cgraph_reset_node): Use process flag.
30683 (cgraph_mark_functions_to_output): Likewise.
30684 (cgraph_expand_function): Likewise.
30685 (cgraph_expand_all_functions): Likewise.
30686 (cgraph_output_in_order): Likewise.
30687 * dwarf2out.c (reference_to_unused): Likewise.
30688 * passes.c do_per_function_toporder): Likewise.
30690 2009-03-28 Jan Hubicka <jh@suse.cz>
30692 Bring from lto-branch:
30694 2008-09-03 Doug Kwan <dougkwan@google.com>
30696 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30697 enums instead of reason strings.
30698 * cgraph.c (cgraph_create_edge): Same.
30699 (cgraph_inline_failed_string): New function.
30700 * cgraph.h (cgraph_inline_failed_t): New enum type.
30701 (cgraph_inline_failed_string): New prototype.
30702 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30703 char pointer to cgraph_inline_failed_t.
30704 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30705 (cgraph_default_inline_p): Ditto.
30706 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30707 to cgraph_inline_failed_t pointer.
30708 * cif-code.def: New file.
30709 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30711 (cgraph_check_inline_limits): Change type of REASON to pointer to
30712 cgraph_inline_failed_t. Replace reason strings with enums.
30713 (cgraph_default_inline_p): Ditto.
30714 (cgraph_recursive_inlining_p): Ditto.
30715 (update_caller_keys): Change type of FAILED_REASON to
30716 cgraph_inline_failed_t.
30717 (cgraph_set_inline_failed): Change type of REASON to pointer to
30718 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30719 convert enums to strings for text output.
30720 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30721 to be of type cgraph_inline_failed_t. Replace reason strings with
30722 enums. Call cgraph_inline_failed_string to covert enums
30723 to strings for text output.
30724 (cgraph_decide_inlining): Replace reason strings with enums.
30725 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30726 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30728 * tree-inline.c (expand_call_inline): Change type of REASON
30729 to cgraph_inline_failed_t. Replace reason strings with enums.
30730 Call cgraph_inline_failed_string for text output.
30731 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30734 2009-03-28 Jan Hubicka <jh@suse.cz>
30736 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30737 cgraph_clone_node): Remove master clone handling.
30738 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30739 * cgraph.h (master_clone): Remove.
30740 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30741 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30742 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30744 2009-03-28 Jan Hubicka <jh@suse.cz>
30746 * cgraph.c (cgraph_function_body_availability): Functions declared
30747 inline are always safe to assume that it is not going to be replaced.
30749 2009-03-28 Richard Guenther <rguenther@suse.de>
30751 PR tree-optimization/38513
30752 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30754 EXC_PTR_EXPR and FILTER_EXPR.
30755 (get_ref_from_reference_ops): Likewise.
30757 2009-03-28 Richard Guenther <rguenther@suse.de>
30759 PR tree-optimization/38968
30760 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30761 Use FLOOR_MOD_EXPR to compute misalignment.
30763 2009-03-28 Richard Guenther <rguenther@suse.de>
30765 PR tree-optimization/37795
30766 * tree.h (combine_comparisons): Declare.
30767 * fold-const.c (combine_comparisons): Export.
30768 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30770 (ifcombine_iforif): Use combine_comparisons.
30772 2009-03-28 Jan Hubicka <jh@suse.cz>
30774 * tree-eh.c (inlinable_call_p): New function.
30775 (make_eh_edges): Use it.
30776 (verify_eh_edges): Use it.
30777 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30778 * except.c (reachable_next_level): Add inlinable_function argument
30779 (sjlj_find_directly_reachable_regions): Update.
30780 (add_reachable_handler): Do not set saw_any_handlers.
30781 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30782 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30783 Add new inlinable call parameter.
30784 (can_throw_internal, can_throw_external): Update.
30785 * except.h (can_throw_internal_1, can_throw_external_1,
30786 foreach_reachable_handler): Update declaration.
30788 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30790 * config/arm/t-arm-coff, config/h8300/coff.h,
30791 config/i386/i386-aout.h, config/i386/i386-coff.h,
30792 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30793 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30794 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30795 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30796 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30797 sys-types.h: Remove.
30798 * Makefile.in: Remove protoize and fixproto support and references
30800 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30801 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30803 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30804 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30805 unprotoize$(exeext).
30806 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30807 (.PHONY): Don't depend on proto.
30808 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30809 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30810 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30811 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30812 build/gen-protos.o, build/scan.o, xsys-protos.h,
30813 build/fix-header$(build_exeext), build/fix-header.o,
30814 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30815 stmp-install-fixproto): Remove.
30816 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30817 SYSCALLS.c or fixproto files.
30818 (install-common): Don't install protoize.
30819 (install-headers-tar, install-headers-cpio, install-headers-cp):
30820 Don't depend on $(STMP_FIXPROTO).
30821 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30822 install fixproto files or write out fixproto settings.
30823 (uninstall): Don't uninstall protoize.
30824 * config.gcc (use_fixproto): Remove.
30825 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30826 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30827 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30828 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30829 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30830 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30831 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30832 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30833 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30834 * config/t-vxworks (STMP_FIXPROTO): Remove.
30835 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30836 STMP_FIXPROTO): Remove.
30837 * config.in, configure: Regenerate.
30838 * crtstuff.c (gid_t, uid_t): Don't undefine.
30839 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30840 (arm-*-coff, arm-*-aout: Remove target entries.
30841 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30842 Remove mention of AIX 4.1.
30843 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30844 * doc/invoke.texi (Running Protoize): Remove.
30845 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30846 (Protoize Caveats): Remove.
30847 * tsystem.h: Update comments on headers assumed to exist.
30849 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30851 * genautomata.c: Add a new year to the copyright. Add a new
30853 (struct insn_reserv_decl): Add comments for member bypass_list.
30854 (find_bypass): Remove.
30855 (insert_bypass): New.
30856 (process_decls): Use insert_bypass.
30857 (output_internal_insn_latency_func): Output all bypasses with the
30858 same input insn in one switch case.
30860 * rtl.def (define_bypass): Describe bypass choice.
30861 * doc/md.texi (define_bypass): Ditto.
30863 2009-03-27 Richard Guenther <rguenther@suse.de>
30865 * gimplify.c (mark_addressable): Export.
30866 * tree-flow.h (mark_addressable): Declare.
30867 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30868 * tree-ssa.c (verify_phi_args): Verify that address taken
30869 variables have TREE_ADDRESSABLE set.
30871 2009-03-27 Richard Guenther <rguenther@suse.de>
30873 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30874 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30875 Do not mark decls TREE_ADDRESSABLE.
30876 (build_fold_addr_expr): Adjust.
30877 (fold_addr_expr): Remove.
30878 (fold_unary): Use build_fold_addr_expr.
30879 (fold_comparison): Likewise.
30880 (split_address_to_core_and_offset): Likewise.
30881 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30883 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30884 (gimplify_modify_expr_to_memcpy): Mark source and destination
30886 * omp-low.c (create_omp_child_function): Mark the object decl
30888 (lower_rec_input_clauses): Mark the var we take the address of
30890 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30892 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30894 PR middle-end/39315
30895 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30896 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30898 2009-03-27 Richard Guenther <rguenther@suse.de>
30900 PR tree-optimization/39120
30901 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30903 (handle_lhs_call): Process return constraints. Add escape
30904 constraints if necessary.
30905 (handle_const_call): Fill out return constraints. Make nested
30906 case more precise. Avoid consttmp if possible.
30907 (handle_pure_call): Fill out return constraints. Avoid
30908 callused if possible.
30909 (find_func_aliases): Simplify call handling.
30911 2009-03-27 Richard Guenther <rguenther@suse.de>
30913 PR tree-optimization/39120
30914 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30915 as a representative.
30916 (solve_graph): Do propagate CALLUSED.
30917 (handle_pure_call): Use a scalar constraint from CALLUSED for
30919 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30922 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30925 * c-common.c (handle_aligned_attribute): Properly check alignment
30926 overflow. Use (1U << i) instead of (1 << i).
30928 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30930 * expr.h (get_mem_align_offset): Updated.
30932 * tree.h (tree_decl_common): Change align to "unsigned int" and
30933 move it before pointer_alias_set.
30935 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30936 Jakub Jelinek <jakub@redhat.com>
30939 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30940 gr_register_operand with gr_reg_or_0_operand.
30941 (cmpxchg_rel_di): Likewise.
30942 (sync_lock_test_and_set<mode>): Likewise.
30944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30946 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30947 (true_regnum): Likewise.
30949 * rtlanal.c (subreg_info): Moved to ...
30950 * rtl.h (subreg_info): Here. New.
30951 (subreg_get_info): New.
30953 * rtlanal.c (subreg_get_info): Make it extern.
30955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30958 * config/i386/i386.c (ix86_abi): New.
30959 (override_options): Handle -mabi=.
30960 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30961 (ix86_call_abi_override): Likewise.
30962 (init_cumulative_args): Likewise.
30963 (function_arg_advance): Likewise.
30964 (function_arg_64): Likewise.
30965 (function_arg): Likewise.
30966 (ix86_pass_by_reference): Likewise.
30967 (ix86_function_value_regno_p): Likewise.
30968 (ix86_build_builtin_va_list_abi): Likewise.
30969 (setup_incoming_varargs_64): Likewise.
30970 (is_va_list_char_pointer): Likewise.
30971 (ix86_init_machine_status): Likewise.
30972 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30973 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30974 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30975 (ix86_function_abi): Make it static and return enum calling_abi.
30976 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30978 (ix86_fn_abi_va_list): Updated.
30980 * config/i386/i386.h (ix86_abi): New.
30981 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30982 (CONDITIONAL_REGISTER_USAGE): Likewise.
30983 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30984 (machine_function): Likewise.
30986 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30988 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30989 (STACK_BOUNDARY): Likewise.
30990 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30992 * config/i386/i386.opt (mabi=): New.
30994 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30995 return enum calling_abi.
30996 (ix86_function_type_abi): Likewise.
30997 (ix86_function_abi): Removed.
30999 * doc/invoke.texi: Document -mabi= option for x86.
31001 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31003 * builtins.c (real_dconstp): Delete.
31004 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
31006 2009-03-27 Dodji Seketeli <dodji@redhat.com>
31007 Jakub Jelinek <jakub@redhat.com>
31010 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31011 (gen_subprogram_die): When a function is explicit, generate the
31012 DW_AT_explicit attribute.
31013 * langhooks.h (struct lang_hooks_for_decls): Add
31014 function_decl_explicit_p langhook.
31015 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31016 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31018 2009-03-27 Jakub Jelinek <jakub@redhat.com>
31020 * builtins.c (fold_builtin_memory_op): Optimize memmove
31021 into memcpy if we can prove source and destination don't overlap.
31023 * tree-inline.c: Include gt-tree-inline.h.
31024 (clone_fn_id_num): New variable.
31025 (clone_function_name): New function.
31026 (tree_function_versioning): Use it.
31027 * Makefile.in (GTFILES): Add tree-inline.c.
31029 2009-03-27 Mark Mitchell <mark@codesourcery.com>
31031 * BASE-VER: Change to 4.5.0.
31033 2009-03-27 Xinliang David Li <davidxl@google.com>
31035 PR tree-optimization/39557
31036 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
31038 2009-03-27 Xinliang David Li <davidxl@google.com>
31040 PR tree-optimization/39548
31041 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31044 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31046 * c-common.c (pointer_int_sum): Use %wd on return from
31049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31051 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31052 on return from tree_low_cst.
31054 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
31057 * ginclude/stdarg.h (va_copy): Define also for
31058 __GXX_EXPERIMENTAL_CXX0X__.
31060 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31063 * builtins.h (c_strlen): Do not warn here.
31064 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31065 * c-common.c (pointer_int_sum): Take an explicit location.
31066 Warn about offsets out of bounds.
31067 * c-common.h (pointer_int_sum): Adjust declaration.
31069 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31071 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31074 2009-03-26 Jakub Jelinek <jakub@redhat.com>
31077 * opts.c (warn_if_disallowed_function_p): Don't assume
31078 get_callee_fndecl must return non-NULL.
31080 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
31082 PR rtl-optimization/39522
31083 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31084 when reg_reloaded_valid is set.
31086 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31088 * config/spu/divv2df3.c: New file.
31089 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31090 (DPBIT_FUNCS): Filter out _div_df.
31092 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
31094 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31095 a jump insn, count that jump in the distance to the loop start.
31097 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
31100 * config/sh/sh.c (calc_live_regs): Fix condition for global
31101 registers except PIC_OFFSET_TABLE_REGNUM.
31103 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
31106 * doc/invoke.texi (-mconsole): New.
31108 (-mno-cygwin): New.
31110 (-mnop-fun-dllimport): New.
31114 (sub section "i386 and x86-64 Windows Options"): New.
31116 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
31118 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31119 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31121 2009-03-25 Richard Guenther <rguenther@suse.de>
31123 PR middle-end/39497
31124 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31127 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
31129 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31130 neither of haifa/selective schedulers are working.
31132 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31134 * doc/invoke.texi (Debugging Options): Fix description of
31135 -fno-merge-debug-strings.
31137 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
31139 * config/cris/libgcc.ver: New version-script.
31140 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
31142 * configure.ac <GAS features, nop mnemonic>: Add pattern
31143 crisv32-*-* for "nop".
31144 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31145 * configure: Regenerate.
31147 2009-03-24 Ira Rosen <irar@il.ibm.com>
31149 PR tree-optimization/39529
31150 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
31151 mark_sym_for_renaming for the tag copied to the new vector
31154 2009-03-24 Arthur Loiret <aloiret@debian.org>
31156 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31157 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31158 EXTRA_SPEC_FUNCTIONS.
31159 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31160 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31161 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31162 -march and -mtune options.
31164 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
31166 * config/m68k/t-rtems: Add m5329 multilib.
31168 2009-03-24 Dodji Seketeli <dodji@redhat.com>
31169 Jakub Jelinek <jakub@redhat.com>
31172 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31175 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31178 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31179 instead of c_parser_expression_conv, if original_code isn't one of the
31180 4 allowed comparison codes, fail.
31182 2009-03-23 Richard Guenther <rguenther@suse.de>
31184 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31185 * tree.h (struct tree_type): Likewise.
31186 * reload.h (struct insn_chain): Likewise.
31187 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31188 * function.h (struct function): Likewise.
31189 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31191 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31193 PR tree-optimization/39516
31194 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31196 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
31198 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31199 should be set true if BITS_PER_WORD of target is bigger than 32
31201 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
31203 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31204 Translate -B-options to -rpath-link. Correct existing
31205 rpath-link and conditionalize on !nostdlib.
31207 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31209 * doc/extend.texi (Function Attributes, Variable Attributes):
31211 * doc/invoke.texi (Debugging Options, Optimize Options)
31212 (i386 and x86-64 Options, MCore Options): Likewise.
31214 2009-03-20 Jakub Jelinek <jakub@redhat.com>
31217 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
31218 it for block local namespace aliases.
31219 (gen_decl_die): Pass context_die to gen_namespace_die.
31221 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31224 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31225 minimum or maximum value.
31227 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
31229 * reginfo.c (globalize_reg): Recompute derived reg sets.
31231 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
31234 * libgcc2.c (mprotect): Do not use signed arguments for
31235 VirtualProtect, use DWORD arguments. Also fix the 'may
31236 be used uninitialized' warning for the np variable.
31238 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31241 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
31242 functions using regparm calling conventions when not optimizing.
31243 (ix86_function_sseregparm): Similarly for sseregparm calling
31246 2009-03-19 Li Feng <nemokingdom@gmail.com>
31248 PR middle-end/39500
31249 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
31250 dependence if the first conflict is after niter iterations.
31252 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
31254 PR middle-end/38609
31255 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31256 functions with dynamic stack-pointer adjustments.
31258 2009-03-19 Ben Elliston <bje@au.ibm.com>
31260 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31261 option; change to -msdata=data.
31263 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31265 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31268 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31271 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31273 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31275 * doc/invoke.texi (Code Gen Options): Expand discussion of
31278 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31280 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31281 * matrix-reorg.c (struct matrix_info): Likewise.
31282 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31283 * rtl.h (struct mem_attrs): Likewise.
31284 * df.h (struct df): Likewise.
31285 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31286 * ira-int.h (struct ira_allocno): Likewise.
31287 * df-scan.c (struct df_collection_rec): Likewise.
31288 * ira.c (struct equivalence): Likewise.
31289 * function.c (struct temp_slot): Likewise.
31290 * cfgloop.h (struct loop): Likewise.
31293 * function.c (use_register_for_decl): When not optimizing, disregard
31294 register keyword for variables with types containing methods.
31296 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31298 PR middle-end/39447
31299 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31300 (is_simple_operand): Call contains_component_ref_p before calling data
31301 reference analysis that would fail on COMPONENT_REFs.
31303 * tree-vrp.c (search_for_addr_array): Fix formatting.
31305 2009-03-18 Richard Guenther <rguenther@suse.de>
31307 * tree-vect-transform.c (vect_loop_versioning): Fold the
31308 generated comparisons.
31309 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31310 (slpeel_tree_peel_loop_to_edge): Likewise.
31312 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31314 PR middle-end/37805
31315 * opts.c (print_specific_help): In addition to `undocumented',
31316 accept `separate' and `joined' flags if passed alone. Describe
31317 output by the first matched one of those.
31318 (common_handle_option): Skip over empty strings.
31319 * gcc.c (display_help): Fix help string for `--help='.
31320 * doc/invoke.texi (Option Summary, Overall Options): With
31321 `--help=', classes and qualifiers can both be repeated, but
31322 only the latter can be negated. One should not pass only
31323 negated qualifiers. Fix markup and examples.
31326 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31327 PR middle-end/37805
31328 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31329 and -fhelp=separate.
31331 2009-03-17 Jing Yu <jingyu@google.com>
31333 PR middle-end/39378
31334 * function.h (struct rtl_data): Move is_thunk from here...
31335 (struct function): ...to here.
31336 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31337 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31339 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31341 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31342 (alpha_output_function_end_prologue): Likewise.
31343 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31344 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31345 (rs6000_output_function_epilogue): Likewise.
31346 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31348 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31351 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31352 from different units in a single alternative.
31353 (*truncdfsf_i387): Ditto.
31354 (*truncxfsf2_mixed): Ditto.
31355 (*truncxfdf2_mixed): Ditto.
31357 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31359 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31360 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31363 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31364 unused non-artificial variables when not optimizing.
31367 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31368 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31369 NAMESPACE_DECL in its DECL_INITIAL.
31371 PR middle-end/39443
31372 * optabs.c (set_user_assembler_libfunc): New function.
31373 * expr.h (set_user_assembler_libfunc): New prototype.
31374 * c-common.c: Include libfuncs.h.
31375 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31376 for memcmp, memset, memcpy, memmove and abort.
31377 * Makefile.in (c-common.o): Depend on libfuncs.h.
31380 * dwarf2out.c (gen_inlined_enumeration_type_die,
31381 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31382 gen_tagged_type_instantiation_die): Removed.
31383 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31386 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31389 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31391 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31392 (check-parallel-%): Ditto.
31393 (check-consistency): Ditto.
31395 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31397 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31398 local variable rhs by NULL_TREE.
31400 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31403 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31405 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31408 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31410 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31413 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31414 for ms->sysv ABI calls only in 64bit mode.
31416 * config/i386/i386.md (untyped_call): Support 32bit.
31418 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31420 * doc/extend.texi: Replace x86_65 with x86_64.
31422 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31424 PR tree-optimization/39455
31425 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31426 mismatches for POINTER_TYPE_P (type).
31427 (number_of_iterations_le): Likewise.
31429 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31431 * config/picochip/picochip.c: Removed profiling support.
31432 * config/picochip/picochip.md: Removed profiling instruction.
31433 * config/picochip/picochip.h: Removed profiling builtin.
31435 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31437 * doc/install.texi (--with-host-libstdcxx): Document.
31439 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31442 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31443 generate a warning if the function name does not begin with
31444 "__vector" and the function has either the 'signal' or 'interrupt'
31445 attribute, from here to ...
31446 (avr_declare_function_name): ...here. New function.
31447 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31448 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31450 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31453 * cse.c (fold_rtx): Don't modify original const_arg1 when
31454 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31455 separate variable instead.
31456 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31457 from out of range shift counts.
31458 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31460 2009-03-13 Catherine Moore <clm@codesourcery.com>
31462 * config/i386/x-mingw32 (host-mingw32.o): Replace
31463 diagnostic.h with $(DIAGNOSTIC_H).
31465 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31468 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31470 * config/i386/sync.md (sync_compare_and_swap<mode>,
31471 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31472 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31474 (sync_double_compare_and_swapdi_pic,
31475 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31476 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31478 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31481 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31483 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31486 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31487 (avx_addsubv4df3): Likewise.
31488 (*avx_addsubv4sf3): Likewise.
31489 (sse3_addsubv4sf3): Likewise.
31491 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31494 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31496 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31499 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31500 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31501 registers for allocnos created from user-defined variables.
31503 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31506 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31507 of non-integer mode as well.
31509 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31511 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31512 for functions for which the parameter types are unknown.
31514 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31517 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31518 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31519 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31520 * config/i386/i386.c (ix86_local_alignment): For
31521 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31522 long long variables on the stack to avoid dynamic realignment.
31523 Allow the first argument to be a decl rather than type.
31524 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31526 2009-03-11 Nick Clifton <nickc@redhat.com>
31529 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31531 Add description to mno-lsim option.
31532 * config/mcore/mcore.h: Remove comment about deprecated m4align
31534 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31535 * doc/invoke.texi: Add description of mno-lsim and
31536 mstack-increment options.
31538 * config/fr30/fr30.opt: Document the -mno-lsim option.
31539 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31540 and -mno-lsim options.
31542 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31544 * fold-const.c (fold_comparison): Only call fold_inf_compare
31545 if the mode supports infinities.
31547 2009-03-11 Jason Merrill <jason@redhat.com>
31550 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31551 end already did. Notice GIMPLE_CALL modifications of the result.
31552 Don't copy debug information from an ignored decl or a decl from
31555 2009-03-10 Richard Guenther <rguenther@suse.de>
31556 Nathan Froyd <froydnj@codesourcery.com>
31558 PR middle-end/37850
31559 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31560 (__divMODE3): Likewise.
31562 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31564 PR tree-optimization/39394
31565 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31566 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31568 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31570 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31571 inline asms for register asm ("") declarations.
31573 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31575 * fold-const.c (fold_unary): Fix comment.
31577 2009-03-07 Jan Hubicka <jh@suse.cz>
31580 * tree-inline.c (setup_one_parameter): Do replacement of const
31581 argument by constant in SSA form.
31583 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31585 PR middle-end/38028
31586 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31587 determine alignment passed to assign_stack_local.
31588 (assign_parms_unsplit_complex): Likewise.
31589 * except.c (sjlj_build_landing_pads): Likewise.
31591 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31593 PR middle-end/39360
31594 * tree-flow.h (add_referenced_var): Return bool instead of void.
31595 * tree-dfa.c (add_referenced_var): Return result of
31596 referenced_var_check_and_insert call.
31597 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31598 of referenced_var_check_and_insert.
31601 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31602 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31603 DIE, don't emit it if abstract origin already has it.
31604 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31605 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31607 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31609 * genpreds.c (needs_variable): Fix parentheses at variable name
31611 (write_tm_constrs_h): Indent generated code.
31613 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31615 * doc/extend.texi (Function Attributes): Add documentation
31616 for isr attributes.
31618 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31621 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31622 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31624 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31626 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31629 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31632 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31633 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31635 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31637 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31639 constants instead of magic numbers.
31640 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31642 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31643 (x86_64_ms_abi_int_parameter_registers): Ditto.
31644 (x86_64_int_return_registers): Ditto.
31645 (ix86_maybe_switch_abi): Ditto.
31646 (ix86_expand_call): Ditto for clobbered_registers array.
31647 (ix86_hard_regno_mode_ok): Ditto.
31648 (x86_extended_QIreg_mentioned_p): Ditto.
31650 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31652 PR tree-optimization/39349
31653 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31655 * combine.c (gen_lowpart_for_combine): Use omode when generating
31658 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31660 PR rtl-optimization/39235
31661 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31663 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31665 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31667 2009-03-04 Richard Guenther <rguenther@suse.de>
31669 PR tree-optimization/39362
31670 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31671 that occur in abnormal PHIs should be varying.
31673 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31675 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31677 (simple_iv): Take loop as an argument instead of statement.
31678 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31679 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31681 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31683 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31684 * matrix-reorg.c (analyze_transpose): Ditto.
31685 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31686 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31687 * tree-predcom.c (ref_at_iteration): Ditto.
31688 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31690 2009-03-04 Richard Guenther <rguenther@suse.de>
31692 PR tree-optimization/39358
31693 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31694 escaped_id and callused_id.
31695 (solve_graph): Likewise.
31697 2009-03-04 Richard Guenther <rguenther@suse.de>
31699 PR tree-optimization/39339
31700 * tree-sra.c (try_instantiate_multiple_fields): Make it
31701 no longer ICE on the above.
31703 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31705 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31706 that fits within Pmode.
31708 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31710 PR middle-end/10109
31711 * tm.texi (LIBCALL_VALUE): Update description.
31713 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31715 PR middle-end/34443
31716 * doc/extend.texi (section): Update description.
31718 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31720 PR middle-end/39345
31721 * tree-inline.c (remapped_type): New.
31722 (can_be_nonlocal): Call remapped_type instead of remap_type.
31724 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31727 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31728 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31730 2009-03-03 Richard Guenther <rguenther@suse.de>
31732 PR middle-end/39272
31733 * tree.c (tree_nonartificial_location): New function.
31734 * tree.h (tree_nonartificial_location): Declare.
31735 * builtins.c (expand_builtin_memory_chk): Provide location
31736 of the call location for artificial function pieces.
31737 (maybe_emit_chk_warning): Likewise.
31738 (maybe_emit_sprintf_chk_warning): Likewise.
31739 (maybe_emit_free_warning): Likewise.
31740 * expr.c (expand_expr_real_1): Likewise.
31742 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31744 PR tree-optimization/39343
31745 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31746 COMPONENT_REF t has ARRAY_TYPE.
31748 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31750 PR middle-end/39335
31751 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31752 when the type precision of the induction variable should be
31753 larger than the type precision of nit.
31754 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31755 * graphite.c (graphite_loop_normal_form): Same.
31756 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31758 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31760 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31761 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31762 numbers to describe clobbered registers.
31763 (*call_value_0_rex64_ms_sysv): Ditto.
31764 * config/i386/mmx.md (mmx_emms): Ditto.
31765 (mmx_femms): Ditto.
31767 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31769 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31772 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31774 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31775 (spu_section_type_flags): New function.
31777 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31779 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31780 reg_class_contents of FLOAT_REGS into a temporary.
31782 2009-03-02 Richard Guenther <rguenther@suse.de>
31783 Ira Rosen <irar@il.ibm.com>
31785 PR tree-optimization/39318
31786 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31787 information to the vectorized statement.
31789 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31791 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31792 variable. Use defined names instead of magic constants for REX SSE
31795 2009-03-01 Richard Guenther <rguenther@suse.de>
31797 PR tree-optimization/39331
31798 * omp-low.c (lower_send_shared_vars): Do not receive new
31799 values for the reference of DECL_BY_REFERENCE parms or results.
31801 2009-03-01 Jan Hubicka <jh@suse.cz>
31804 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31805 BLOCK_NONLOCALIZED_VAR): New macros.
31806 (tree_block): Add nonlocalized_vars.
31807 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31808 gen_decl_die): Add origin argument. Allow generation of die with
31809 origin at hand only.
31810 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31811 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31813 (gen_block_die): Fix checking for unused blocks.
31814 (process_scope_var): Break out from .... ; work with origins only.
31815 (decls_for_scope) ... here; process nonlocalized list.
31816 (dwarf2out_ignore_block): Look for nonlocalized vars.
31817 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31819 (dump_scope_block): Dump them.
31820 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31821 (remap_block): Likewise.
31822 (can_be_nonlocal): New predicate.
31823 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31825 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31827 * configure: Regenerate.
31829 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31831 * optc-gen.awk: No need to duplicate option flags twice.
31832 Reuse help texts for duplicate options which do not have any.
31834 * gcc.c (display_help): Document --version.
31836 * gcc.c (main): If print_help_list and verbose_flag, ensure
31837 driver output comes before subprocess output.
31839 * optc-gen.awk: Assign all remaining fields to help string,
31840 space-separated, for multi-line help in *.opt.
31842 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31843 -Wno-pedantic-ms-format is for MinGW targets only.
31845 * doc/options.texi (Option file format): Fix bad indentation,
31846 restoring dropped sentence.
31848 2009-02-28 Jan Hubicka <jh@suse.cz>
31850 * tree-inline.c (tree_function_versioning): Output debug info.
31852 2009-02-28 Jan Hubicka <jh@suse.cz>
31855 * tree-inline.c (setup_one_parameter): Do not copy propagate
31856 arguments when not optimizing.
31858 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31861 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31862 (avx_addsubv4df3): Likewise.
31863 (*avx_addsubv4sf3): Likewise.
31864 (sse3_addsubv4sf3): Likewise.
31865 (*avx_addsubv2df3): Likewise.
31866 (sse3_addsubv2df3): Likewise.
31867 (avx_unpckhps256): Correct item selectors.
31868 (avx_unpcklps256): Likewise.
31869 (avx_unpckhpd256): Likewise.
31870 (avx_unpcklpd256): Likewise.
31872 2009-02-28 Jan Hubicka <jh@suse.cz>
31874 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31876 (copy_arguments_for_versioning): If var is declared don't declare it.
31877 (tree_function_versioning): First setup substitutions and then copy
31880 2009-02-27 Jan Hubicka <jh@suse.cz>
31883 * cgraph.h (varpool_output_debug_info): Remove.
31884 * cgraphunit.c (varpool_output_debug_info): Remove.
31885 * dwarf2out.c (deferred_locations_struct): New struct
31886 (deferred_locations): New type.
31887 (deferred_locations_list): New static var.
31888 (deffer_location): New function.
31889 (gen_variable_die): Use it.
31890 (decls_for_scope): Output info on local static vars.
31891 (dwarf2out_finish): Process deferred locations.
31892 * varpool.c (varpool_output_debug_info): Remove.
31894 2009-02-27 Jan Hubicka <jh@suse.cz>
31897 * tree.h (TREE_PROTECTED): Fix comment.
31898 (BLOCK_HANDLER_BLOCK): Remove.
31899 (struct tree_block): Remove handler_block add body_block.
31900 (inlined_function_outer_scope_p): New.
31901 (is_body_block): Remove.
31902 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31903 * dwarf2out.c (is_inlined_entry_point): Remove.
31904 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31905 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31907 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31908 * gimplify.c (gimplify_expr): Gimplify body blocks.
31909 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31910 block with multiple subblocks.
31911 (dump_scope_block): Prettier output; dump more flags and info.
31912 (dump_scope_blocks): New.
31913 (remove_unused_locals): Use dump_scope_blocks.
31914 * tree-flow.h (dump_scope_blocks): Declare.
31915 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31916 * stmt.c (is_body_block): Remove.
31917 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31918 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31920 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31922 PR middle-end/39308
31923 * graphite.c (graphite_loop_normal_form): Do not call
31924 number_of_iterations_exit from a gcc_assert.
31926 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31928 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31929 jumps if COND is NULL.
31930 (find_cond_jump): New function.
31931 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31932 * config/s390/s390.md: Remove z10_cobra attribute value.
31934 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31936 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31937 force_const_mem returns NULL_RTX.
31939 2009-02-26 Jan Hubicka <jh@suse.cz>
31942 * cgraph.h (varpool_output_debug_info): Remove.
31943 * cgraphunit.c (varpool_output_debug_info): Remove.
31944 * dwarf2out.c (deferred_locations_struct): New struct
31945 (deferred_locations): New type.
31946 (deferred_locations_list): New static var.
31947 (deffer_location): New function.
31948 (gen_variable_die): Use it.
31949 (decls_for_scope): Output info on local static vars.
31950 (dwarf2out_finish): Process deferred locations.
31951 * varpool.c (varpool_output_debug_info): Remove.
31953 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31955 PR rtl-optimization/39241
31956 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31957 to subreg_offset_representable_p.
31959 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31961 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31962 execute function prototype. Get f and nregs from max_reg_num
31963 and get_insns. Remove the first backward pass as it's dead,
31964 guard the forward pass by flag_expensive_optimizations.
31965 (rest_of_handle_regmove): Delete.
31966 (pass_regmove): Replace it with regmove_optimize.
31968 2009-02-25 Martin Jambor <mjambor@suse.cz>
31970 PR tree-optimization/39259
31971 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31972 calls_alloca function flags.
31973 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31974 calls are detected.
31976 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31978 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31979 flags_set_1_rtx, flags_set_1_set): Delete.
31980 (regmove_optimize): Do not call mark_flags_life_zones.
31982 2009-02-24 Julian Brown <julian@codesourcery.com>
31985 * config/arm/arm.c (require_pic_register): Only set
31986 cfun->machine->pic_reg once per function.
31988 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31990 * doc/invoke.texi (Link Options): Document an easier way to pass
31991 options that take arguments to the GNU linker using -Xlinker and -Wl.
31993 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31996 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31998 2009-02-24 Richard Guenther <rguenther@suse.de>
32001 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32003 2009-02-24 Richard Guenther <rguenther@suse.de>
32004 Zdenek Dvorak <ook@ucw.cz>
32006 PR tree-optimization/39233
32007 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32008 from converting them to a generic type.
32010 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
32012 PR tree-optimization/39260
32013 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32014 contains a condition with a real type.
32015 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
32017 2009-02-23 Jason Merrill <jason@redhat.com>
32020 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32021 narrowing_initializer_constant_valid_p.
32022 (narrowing_initializer_constant_valid_p): Don't return
32023 null_pointer_node for adding a pointer to itself.
32025 2009-02-23 Jan Hubicka <jh@suse.cz>
32028 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32031 2009-02-23 Jan Hubicka <jh@suse.cz>
32033 PR tree-optimization/37709
32034 * tree.c (block_ultimate_origin): Move here from dwarf2out.
32035 * tree.h (block_ultimate_origin): Declare.
32036 * dwarf2out.c (block_ultimate_origin): Move to tree.c
32037 * tree-ssa-live.c (remove_unused_scope_block_p):
32038 Eliminate blocks containig no instructions nor live variables nor
32040 (dump_scope_block): New function.
32041 (remove_unused_locals): Enable removal of dead blocks by default;
32042 enable dumping at TDF_DETAILS.
32044 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32046 * config/i386/i386.c (classify_argument): Don't allow COImode
32048 (function_arg_advance_32): Don't allow OImode.
32049 (function_arg_32): Likewise.
32050 (function_value_32): Likewise.
32051 (return_in_memory_32): Likewise.
32052 (function_arg_64): Remove OImode comment.
32054 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32057 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32058 ix86_expand_vector_set for V4DImode in 64bit mode only.
32059 (ix86_expand_vector_init_one_var): Likewise.
32061 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
32063 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32065 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32068 * loop-iv.c: Revert last change.
32069 * emit-rtl.c: Likewise.
32071 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32074 * config/i386/i386.c (type_natural_mode): Remove an extra
32075 space in the warning message.
32076 (function_value_32): Handle 32-byte vector modes.
32077 (return_in_memory_32): Likewise.
32079 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32081 * loop-iv.c (truncate_value): New function.
32082 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32084 (lowpart_subreg): Move to...
32085 * emit-rtl.c: ...here.
32087 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
32089 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32090 accidental and undocumented change at revision 140860.
32092 2009-02-21 Joseph Myers <joseph@codesourcery.com>
32094 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32095 take gimple_seq * arguments.
32096 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32097 types_compatible_p langhook.
32099 2009-02-20 Mark Mitchell <mark@codesourcery.com>
32100 Joseph Myers <joseph@codesourcery.com>
32102 * config/arm/arm.c (arm_builtin_va_list): New function.
32103 (arm_expand_builtin_va_start): Likewise.
32104 (arm_gimplify_va_arg_expr): Likewise.
32105 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
32106 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
32107 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32108 (va_list_type): New variable.
32109 (arm_mangle_type): Mangle va_list_type appropriately.
32111 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32113 PR middle-end/39157
32114 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32115 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32116 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
32117 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32118 parameter to 1000 for -O1 by default.
32119 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32121 * loop-invariant.c: Include params.h.
32122 (move_loop_invariants): Don't call move_single_loop_invariants on
32125 2009-02-20 Jaka Mocnik <jaka@xlab.si>
32127 * calls.c (emit_library_call_value_1): Use slot_offset instead of
32128 offset when calculating bounds for indexing stack_usage_map. Fixes
32129 a buffer overflow with certain target setups.
32131 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32134 * calls.c (expand_call): Clear try_tail_call if caller and callee
32135 disagree in promotion of function return value.
32137 2009-02-19 Jakub Jelinek <jakub@redhat.com>
32140 * c-common.c (c_determine_visibility): If visibility changed and
32141 DECL_RTL has been already set, call make_decl_rtl to update symbol
32144 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
32147 * varasm.c (assemble_variable): Don't check DECL_NAME when
32148 globalizing a variable.
32150 2009-02-19 Joseph Myers <joseph@codesourcery.com>
32153 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32154 expression before any __builtin_trap call.
32155 * c-typeck.c (build_function_call): Convert and check function
32156 arguments before generating a call to a trap. Evaluate the
32157 function arguments before the trap.
32159 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
32162 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32163 (UNSPEC_FXAM_MEM): New unspec.
32164 (fxam<mode>2_i387_with_temp): New insn and split pattern.
32165 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
32166 memory using fxam<mode>2_i387_with_temp to remove excess precision.
32168 2009-02-19 Richard Guenther <rguenther@suse.de>
32170 PR tree-optimization/39207
32171 PR tree-optimization/39074
32172 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
32173 storedanything_tree): New.
32174 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
32175 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32176 (build_succ_graph): Add edges from STOREDANYTHING to all
32178 (init_base_vars): Initialize STOREDANYTHING.
32179 (compute_points_to_sets): Free substitution info after
32180 building the succ graph.
32181 (ipa_pta_execute): Likewise.
32183 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32185 (do_ds_constraint): Do not add to special var or non-pointer
32187 (type_could_have_pointers): Split out from ...
32188 (could_have_pointers): ... here. For arrays use the element type.
32189 (create_variable_info_for): Initialize may_have_pointers.
32190 (new_var_info): Likewise.
32191 (handle_lhs_call): Make the HEAP variable unknown-sized.
32192 (intra_create_variable_infos): Use a type with pointers for
32193 PARM_NOALIAS, make it unknown-sized.
32195 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
32198 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32200 2009-02-18 Jason Merrill <jason@redhat.com>
32203 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32204 value if DECL_EXTERNAL.
32205 * tree-sra.c (sra_walk_gimple_assign): Likewise.
32206 * target.h (gcc_target::binds_local_p): Clarify "module".
32207 * tree.h (TREE_PUBLIC): Clarify "module".
32209 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
32212 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32213 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32215 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
32218 * c.opt (Wabi): Support C and ObjC.
32221 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32223 * config/i386/i386.c (classify_argument): Warn once about the ABI
32224 change when passing union with long double.
32226 * doc/invoke.texi: Update -Wabi for warning psABI changes.
32228 2009-02-18 Joseph Myers <joseph@codesourcery.com>
32231 * c-parser.c (c_parser_compound_statement): Always enter and leave
32234 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32237 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32239 2009-02-18 Jakub Jelinek <jakub@redhat.com>
32241 PR tree-optimization/36922
32242 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32243 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32246 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32248 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32251 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32253 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32255 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32257 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32260 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
32261 Richard Sandiford <rdsandiford@googlemail.com>
32263 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32264 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32265 (loongson_biadd): ...this.
32267 2009-02-17 Richard Guenther <rguenther@suse.de>
32269 PR tree-optimization/39202
32270 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32271 a var make sure to follow existing collapses.
32273 2009-02-17 Richard Guenther <rguenther@suse.de>
32275 PR middle-end/39214
32276 * langhooks.c (lhd_print_error_function): Check for NULL block.
32278 2009-02-17 Richard Guenther <rguenther@suse.de>
32280 PR tree-optimization/39204
32281 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32284 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32286 * config/soft-fp/double.h: Update from glibc CVS.
32288 2009-02-17 Richard Guenther <rguenther@suse.de>
32290 PR tree-optimization/39207
32291 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32292 strict-aliasing warnings for pointers pointing to NULL.
32294 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32297 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32298 skipping until next close brace.
32300 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32303 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32304 to function argument boundary.
32306 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32308 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32309 in the lea_add. Reload eventually constraints it properly.
32310 * config/picochip/constraints.md: Remove the target constraint
32311 "b", since it is not needed anymore.
32313 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32315 * gthr-dce.h: Uglify function parameter and local variable names.
32316 * gthr-gnat.h: Likewise.
32317 * gthr-mipssde.h: Likewise.
32318 * gthr-nks.h: Likewise.
32319 * gthr-posix95.h: Likewise.
32320 * gthr-posix.h: Likewise.
32321 * gthr-rtems.h: Likewise.
32322 * gthr-single.h: Likewise.
32323 * gthr-solaris.h: Likewise.
32324 * gthr-tpf.h: Likewise.
32325 * gthr-vxworks.h: Likewise.
32326 * gthr-win32.h: Likewise.
32328 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32331 * config/i386/i386.md: Restrict the new peephole2 to move
32332 between MMX/SSE registers.
32334 2009-02-15 Richard Guenther <rguenther@suse.de>
32337 2009-02-13 Richard Guenther <rguenther@suse.de>
32339 * configure.ac: Enable LFS.
32340 * configure: Re-generate.
32341 * config.in: Likewise.
32343 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32345 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32346 spu_srqwbyte, spu_srqwbytebc): Define.
32347 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32348 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32349 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32350 "shrqby_<mode>"): New insn-and-split patterns.
32351 * config/spu/spu.c (expand_builtin_args): Determine and return
32352 number of operands using spu_builtin_description data.
32353 (spu_expand_builtin_1): Use it.
32355 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32358 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32361 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32364 * config/i386/i386.c (override_options): Correct warning
32365 messages for -malign-loops, -malign-jumps and -malign-functions.
32367 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32370 * config/i386/i386.md: Restrict the new peephole2 to move
32371 between the general purpose registers.
32373 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32376 * config/i386/i386.c (type_natural_mode): Add a new argument.
32377 Return the original mode and warn ABI change if vector size is 32byte.
32378 (function_arg_advance): Updated.
32379 (function_arg): Likewise.
32380 (ix86_function_value): Likewise.
32381 (ix86_return_in_memory): Likewise.
32382 (ix86_sol10_return_in_memory): Likewise.
32383 (ix86_gimplify_va_arg): Likewise.
32384 (function_arg_32): Don't warn ABX ABI change here.
32385 (function_arg_64): Likewise.
32387 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32389 * loop-iv.c (implies_p): In the final case, test that operands 0
32390 of the two comparisons match.
32392 * config/bfin/bfin.c (find_prev_insn_start): New function.
32393 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32394 (find_next_insn_start): Move.
32396 2009-02-13 Richard Guenther <rguenther@suse.de>
32398 * configure.ac: Enable LFS.
32399 * configure: Re-generate.
32400 * config.in: Likewise.
32402 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32405 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32406 sizes on syntax error after some arguments have been parsed.
32408 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32410 * doc/invoke.texi (-fira): Remove.
32412 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32414 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32415 * recog.c: Likewise.
32418 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32420 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32421 (umul_ppmm): Likewise.
32422 (count_leading_zeros): Likewise.
32423 (count_trailing_zeros): Likewise.
32424 (UMUL_TIME): Likewise.
32426 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32428 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32429 soft-fp/t-softfp to tmake_file.
32431 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32432 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32433 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32434 IA64_BUILTIN_INFQ]: New.
32435 (ia64_init_builtins): Initialize __builtin_infq,
32436 __builtin_fabsq and __builtin_copysignq if not HPUX.
32437 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32438 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32440 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32442 (__fixtfti): Likewise.
32443 (__fixunstfti): Likewise.
32444 (__floattitf): Likewise.
32446 * config/ia64/libgcc-glibc.ver: New.
32447 * config/ia64/t-fprules-softfp: Likewise.
32448 * config/ia64/sfp-machine.h: Likewise.
32450 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32451 (LIBGCC2_TF_CEXT): Likewise.
32452 (TF_SIZE): Likewise.
32453 (TARGET_INIT_LIBFUNCS): Likewise.
32455 * config/ia64/t-glibc (SHLINB_MAPFILES):
32456 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32458 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32460 * config/i386/i386.c (construct_container): Rewrite processing
32461 BLKmode with X86_64_SSE_CLASS.
32463 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32466 * config/i386/i386.md: Replace simplify_replace_rtx with
32467 replace_rtx in the new peephole2.
32469 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32471 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32472 loop unrolling do not happen at -O2.
32474 2009-02-12 Michael Matz <matz@suse.de>
32476 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32478 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32480 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32483 2009-02-12 Ben Elliston <bje@au.ibm.com>
32485 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32486 patterns when updating the back chain. Missed in the 2009-02-10
32489 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32491 * doc/extend.texi (Decimal Floating Types): Update identifier of
32492 draft TR and list of missing support.
32494 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32496 PR middle-end/39154
32497 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32498 bit to variable length decl's flags, add it also to its
32499 pointer replacement variable.
32501 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32502 Jakub Jelinek <jakub@redhat.com>
32505 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32506 (memory_blockage): New expander.
32507 (*memory_blockage): New insn pattern.
32508 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32509 instead of general blockage at the end of function prologue when
32510 frame pointer is used to access red zone area. Do not emit blockage
32511 when profiling, it is emitted in generic code.
32512 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32513 function epilogue when frame pointer is used to access red zone area.
32515 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32518 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32519 by arithmetic with memory operands.
32520 * config/i386/predicates.md (commutative_operator): New.
32522 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32524 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32527 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32529 * alias.h (record_alias_subset): Declare.
32530 * alias.c (record_alias_subset): Make global.
32532 2009-02-10 Nick Clifton <nickc@redhat.com>
32534 * tree-parloops.c: Change license to GPLv3.
32535 * ipa-struct-reorg.c: Change license to GPLv3.
32536 * ipa-struct-reorg.h: Change license to GPLv3.
32538 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32541 * c-decl.c (start_struct): Return NULL on error.
32543 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32545 PR middle-end/39124
32546 * cfgloopmanip.c (remove_path): Call remove_bbs after
32547 cancel_loop_tree, not before it.
32550 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32551 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32552 VAR_DECLs were seen.
32553 * tree-ssa-live.c (remove_unused_locals): Recompute
32554 cfun->has_local_explicit_reg_vars.
32555 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32556 copies or clearings if cfun->has_local_explicit_reg_vars.
32558 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32561 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32562 of function prologue when frame pointer is used to access
32565 2009-02-10 Richard Guenther <rguenther@suse.de>
32567 PR middle-end/39127
32568 * gimplify.c (gimple_regimplify_operands): Always look if
32569 we need to create a temporary.
32571 2009-02-10 Richard Guenther <rguenther@suse.de>
32573 PR tree-optimization/39132
32574 * tree-loop-distribution.c (todo): New global var.
32575 (generate_memset_zero): Trigger TODO_rebuild_alias.
32576 (tree_loop_distribution): Return todo.
32578 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32581 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32582 (x86_64_reg_class_name): Removed.
32583 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32584 first one isn't X86_64_SSE_CLASS or any other ones aren't
32585 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32586 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32587 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32588 and 3 X86_64_SSEUP_CLASS.
32589 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32590 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32592 2009-02-10 Ben Elliston <bje@au.ibm.com>
32594 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32595 form instruction to update the stack back chain word, even if the
32596 user has disabled the generation of update instructions.
32597 (movdi_<mode>_update_stack): New.
32598 (movsi_update_stack): Likewise.
32599 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32600 always use an update form instruction to update the stack back
32603 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32605 PR middle-end/38953
32606 * graphite.c (if_region_set_false_region): After moving a region in
32607 the false branch of a condition, remove the empty dummy basic block.
32608 (gloog): Remove wrong fix for PR38953.
32610 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32612 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32613 generation due to implicit sign extension.
32615 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32617 PR middle-end/38981
32618 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32619 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32621 2009-02-09 Richard Guenther <rguenther@suse.de>
32623 PR middle-end/35202
32624 * convert.c (convert_to_real): Disable (float)fn((double)x)
32625 to fnf(x) conversion if errno differences may occur and
32626 -fmath-errno is set.
32628 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32630 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32631 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32632 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32634 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32637 * c-common.c (handle_alias_attribute): Disallow attribute for
32638 anything not a FUNCTION_DECL or VAR_DECL.
32640 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32643 * real.c (do_compare): Special-case compare of zero against
32644 decimal float value.
32646 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32649 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32650 as indicating flexible array members unless the field itself is
32651 being declarared as the incomplete array.
32653 2009-02-06 Jan Hubicka <jh@suse.cz>
32655 PR tree-optimization/38844
32656 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32657 is already inlined.
32659 2009-02-06 Richard Guenther <rguenther@suse.de>
32661 PR middle-end/38977
32662 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32663 fork because we may expand it as __gcov_fork.
32665 2009-02-06 Nick Clifton <nickc@redhat.com>
32667 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32669 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32671 PR tree-optimization/35659
32672 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32673 vn_phi_eq): Shortcut if hashcode does not match.
32674 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32676 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32677 and avoid iterative_hash_expr.
32678 (FOR_EACH_VALUE_ID_IN_SET): New.
32679 (value_id_compare): Remove.
32680 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32681 sort expressions by value id.
32683 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32686 * config/sh/predicates.md (general_movsrc_operand): Don't check
32687 the subreg of system registers here.
32689 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32692 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32693 on the copied decl.
32695 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32697 PR rtl-optimization/39110
32698 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32699 addresses, not aligned ones.
32701 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32702 Richard Guenther <rguenther@suse.de>
32704 PR tree-optimization/39100
32705 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32706 comment says and add edges.
32708 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32711 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32712 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32714 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32716 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32717 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32718 register_bb_in_sese, new_sese, free_sese): Moved.
32719 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32720 outermost_loop_in_scop, build_scop_iteration_domain,
32721 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32722 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32723 Use loop_in_sese_p instead of loop_in_scop_p.
32724 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32725 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32726 (scopdet_basic_block_info): Fix bug in scop detection.
32727 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32728 eq_loop_to_cloog_loop): Remove.
32729 (nb_loops_around_loop_in_scop, nb_loop
32730 ref_nb_loops): Moved here...
32731 * graphite.h (ref_nb_loops): ... from here.
32732 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32733 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32734 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32736 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32737 Hans-Peter Nilsson <hp@axis.com>
32739 PR rtl-optimization/37889
32740 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32741 Move offset handling from PLUS to before the switch. Use new
32742 arguments when considering SYMBOL_REFs too.
32743 (rtx_addr_can_trap_p): Pass dummy offset and size.
32744 (enum may_trap_p_flags): Remove.
32745 (may_trap_p_1): Pass size from MEM_SIZE.
32747 PR rtl-optimization/38921
32748 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32749 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32750 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32751 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32753 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32755 AVX Programming Reference (January, 2009)
32756 * config/i386/sse.md (*vpclmulqdq): New.
32758 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32760 PR tree-optimization/38977
32761 PR gcov-profile/38292
32762 * calls.c (special_function_p): Disregard __builtin_ prefix.
32764 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32766 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32767 non-indexable addresses even before reload.
32769 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32772 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32773 as having variable size. Do not give an error for unnamed
32774 parameters with [*] declarators. Give a warning for type names
32775 with [*] declarators and mark them as variable size.
32776 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32777 for sizeof applied to [*] type names.
32779 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32782 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32784 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32786 * gcc.c (process_command): Update copyright notice dates.
32787 * gcov.c (print_version): Likewise.
32788 * gcov-dump.c (print_version): Likewise.
32789 * mips-tfile.c (main): Likewise.
32790 * mips-tdump.c (main): Likewise.
32792 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32795 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32796 for composite type involving a zero-length array type.
32798 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32801 * function.c (match_asm_constraints_1): Skip over
32802 initial optional % in the constraint.
32804 PR inline-asm/39059
32805 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32806 supported, don't accept FIXED_CSTs.
32807 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32808 and _Sat is used without _Fract/_Accum. Set specs->type to
32809 integer_type_node for cts_fract/cts_accum if fixed point is not
32812 2009-02-02 Catherine Moore <clm@codesourcery.com>
32814 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32816 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32818 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32819 (ABI_HAS_64BIT_SYMBOLS): Use it.
32820 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32822 2009-02-02 Paul Brook <paul@codesourcery.com>
32824 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32826 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32828 PR inline-asm/39058
32829 * recog.h (asm_operand_ok): Add constraints argument.
32830 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32831 recurse on matching constraint.
32832 (check_asm_operands): Pass constraints as 3rd argument to
32833 asm_operand_ok. Don't look up matching constraint here.
32834 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32837 2009-02-02 Ben Elliston <bje@au.ibm.com>
32839 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32840 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32842 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32844 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32845 information. Remove some obsolete information. Reorganize.
32847 * config/pa/fptr.c: Revert license to GPL 2.
32848 * config/pa/milli64.S: Likewise.
32850 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32853 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32854 LIBRARY name in, instead of hard-coding it.
32855 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32856 extra target make frag to tmake_files according to EH model.
32857 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32858 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32859 frags that define makefile variable EH_MODEL appropriately.
32860 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32861 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32862 to "-sjlj" according to type of EH configured.
32863 (LIBGCC_SONAME): Concatenate it to shared library base name.
32864 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32865 to "_sjlj" according to type of EH configured.
32866 (LIBGCC_SONAME): Concatenate it to shared library base name.
32867 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32868 (SHLIB_LINK): Add missing semicolon to if-else construct.
32869 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32870 string value of "pe_dll" command-line option.
32871 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32872 (SHLIB_SONAME): Use it when overriding t-cygming default.
32873 (SHLIB_IMPLIB): Override t-cygming default.
32874 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32875 string value of "pe_dll" command-line option.
32877 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32880 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32881 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32883 2009-01-31 Richard Guenther <rguenther@suse.de>
32885 PR tree-optimization/38937
32886 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32887 computing the transitive closure.
32889 2009-01-30 Richard Guenther <rguenther@suse.de>
32891 PR tree-optimization/39041
32892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32893 Propagate variable indices only if the types match for this stmt.
32895 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32898 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32899 inline but never defined.
32901 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32903 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32904 (*insv_h_di_reg_extimm): New insn.
32905 (*insv_l<mode>_reg_extimm): New insn.
32907 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32909 * config/picochip/picochip.c (flag_conserve_stack): set
32910 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32911 fconserve-stack. Reduce call-overhead used by inliner.
32913 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32916 * common.opt (flag_conserve_stack): Initialised to zero.
32918 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32921 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32922 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32925 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32927 * ira-color.c (allocno_reload_assign): Update comments.
32928 * regmove.c (regmove_optimize): Likewise.
32932 2009-01-29 Robert Millan <rmh@aybabtu.com>
32934 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32935 * config/i386/kopensolaris-gnu.h: New file. Undefine
32936 `MD_UNWIND_SUPPORT'.
32937 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32939 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32941 PR tree-optimization/39007
32942 * tree-loop-distribution.c (generate_builtin): Use
32943 recompute_dominator to compute the immediate dominator of the
32944 basic block just after the loop.
32946 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32948 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32949 (ASM_OUTPUT_DWARF_PCREL): Define.
32951 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32953 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32954 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32955 global. Modify entries about regmove and IRA.
32957 * ra-conflict.c: Remove the file.
32959 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32961 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32962 (pass_regclass_init): Rename to pass_reginfo_init.
32964 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32966 * toplev.h (flag_ira): Remove.
32968 * caller-save.c (setup_save_areas): Remove flag_ira.
32970 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32972 * global.c: Remove the file.
32974 * opts.c (decode_options): Remove flag_ira.
32976 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32978 * regmove.c: Modify file description.
32979 (find_use_as_address, try_auto_increment): Define them only if
32980 AUTO_INC_DEC is defined.
32981 (replacement_quality, replace_in_call_usage, fixup_match_1,
32982 stable_and_no_regs_but_for_p): Remove.
32983 (reg_set_in_bb): Make it static.
32984 (regmove_optimize): Remove flag_ira and code which worked for
32987 * local-alloc.c: Remove the file.
32989 * common.opt (fira): Remove.
32991 * ira.c: Include except.h.
32992 (eliminable_regset): Move from global.c.
32993 (mark_elimination): Ditto. Remove flag_ira.
32994 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32995 equiv_mem_modified, validate_equiv_mem_from_store,
32996 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32997 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32998 no_equiv, recorded_label_ref): Move from local-alloc.c.
32999 (update_equiv_regs): Ditto. Make it static.
33000 (print_insn_chain, print_insn_chains): Move it from global.c.
33001 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
33002 (build_insn_chain): Ditto. Make it static.
33003 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
33004 Rename to init_live_subregs.
33005 (gate_ira): Remove flag_ira.
33007 * regclass.c: Rename reginfo.c. Change file description.
33008 (FORBIDDEN_INC_DEC_CLASSES): Remove.
33009 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33010 (init_reg_sets_1): Remove code for evaluation of
33011 reg_class_superclasses and losing_caller_save_reg_set.
33012 (init_regs): Remove init_reg_autoinc.
33013 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33014 ok_for_base_p_nonstrict): Remove.
33015 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
33016 (pass_regclass_init): Rename to pass_reginfo_init. Modify
33017 corresponding entries.
33018 (dump_regclass, record_operand_costs, scan_one_insn,
33019 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33020 record_address_regs, auto_inc_dec_reg_p): Remove.
33021 (gt-regclass.h): Rename to gt-reginfo.h.
33023 * rtl.h (dump_global_regs, retry_global_alloc,
33024 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33026 * Makefile.in (RA_H): Remove.
33027 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33028 Rename regclass.o to reginfo.o.
33029 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
33031 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
33032 (GTFILES): Rename regclass.c to reginfo.c.
33034 * passes.c (init_optimization_passes): Remove pass_local_alloc and
33035 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
33037 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33038 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33040 (finish_spills): Ditto. Remove code for !flag_ira.
33042 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
33044 PR middle-end/35854
33045 * doc/invoke.texi (rtl debug options): Complete rewrite.
33046 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33048 * mode-switching.c (pass_mode_switching): Rename pass from
33049 "mode-sw" to "mode_sw".
33050 * except.c (pass_convert_to_eh_ranges): Rename pass from
33051 "eh-ranges" to "eh_ranges".
33052 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33056 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
33057 Alexander Monakov <amonakov@ispras.ru>
33059 PR middle-end/38857
33060 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33062 (move_exprs_to_boundary): Change return type and pass through
33063 should_move from move_op. Relax assert. Update usage ...
33064 (schedule_expr_on_boundary): ... here. Use should_move instead of
33066 (move_op_orig_expr_found): Indicate that insn was disconnected from
33068 (code_motion_process_successors): Do not call after_merge_succs
33069 callback if original expression was not found when traversing any of
33071 (code_motion_path_driver): Change return type. Update prototype.
33072 (move_op): Update comment. Add a new parameter (should_move). Update
33073 prototype. Set *should_move based on indication provided by
33074 move_op_orig_expr_found.
33076 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
33078 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
33079 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33080 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33081 * config/rs6000/rs6000.c (rs6000_override_options): Default
33082 avoid-indexed-addresses on for Power6, off for everything else.
33083 (avoiding_indexed_address_p): New function.
33084 (rs6000_legitimize_address): Use it.
33085 (rs6000_legitimate_address): Likewise.
33086 * config/rs6000/rs6000.md (movXX_updateX): Likewise
33088 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
33090 PR tree-optimization/38997
33091 * tree-loop-distribution.c (generate_memset_zero): Use
33092 POINTER_PLUS_EXPR for a pointer addition.
33094 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
33096 * config/s390/s390.md (bswap<mode>2): New pattern added.
33098 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33100 * config/s390/s390.md (*tls_load_31): Added type attribute.
33102 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33104 * config/s390/s390.md: Fix a few comments.
33106 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33108 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33109 (*tm<mode>_full): Fixed z10prop attribute.
33110 (*tst<mode>_extimm): Fixed z10prop attribute.
33111 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33112 (*tstqiCCT_cconly): Fixed z10prop attribute.
33113 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33114 (*movsi_larl): Fixed z10prop attribute.
33115 (*movsi_zarch): Fixed z10prop attribute.
33116 (*movsi_eas): Fixed z10prop attribute.
33117 (*movhi): Fixed z10prop attribute.
33118 (*movqi): Fixed z10prop attribute.
33119 (*movstrictqi): Fixed z10prop attribute.
33120 (*mov<mode>): Fixed z10prop attribute.
33121 (*movcc): Fixed z10prop attribute.
33122 (*sethighpartdi_64): Fixed z10prop attribute.
33123 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33124 (*negdi2_sign_cc): Fixed z10prop attribute.
33125 (*negdi2_sign): Fixed z10prop attribute.
33126 (*absdi2_sign_cc): Fixed z10prop attribute.
33127 (*absdi2_sign): Fixed z10prop attribute.
33128 (*negabsdi2_sign_cc): Fixed z10prop attribute.
33129 (*negabsdi2_sign): Fixed z10prop attribute.
33130 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33131 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33132 (doloop_si64): Fixed z10prop attribute.
33133 (doloop_si31): Fixed z10prop attribute.
33134 (doloop_long): Fixed z10prop attribute.
33135 (indirect_jump): Fixed z10prop attribute.
33136 (nop): Fixed z10prop attribute.
33137 (main_base_64): Fixed z10prop attribute.
33138 (reload_base_64): Fixed z10prop attribute.
33140 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33142 PR rtl-optimization/38740
33143 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33145 * config/mips/mips.c (mips_reorg): Likewise.
33147 2009-01-28 Richard Guenther <rguenther@suse.de>
33149 PR tree-optimization/38926
33150 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
33151 with the correct value id to a value.
33152 (do_regular_insertion): Use the value number of edoubleprime
33153 for the value number of the expr.
33156 2008-08-21 Richard Guenther <rguenther@suse.de>
33158 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33159 a PHI ask VN if it is already available.
33160 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33161 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
33163 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33165 PR middle-end/38934
33166 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33167 set to varying whenever max has TREE_OVERFLOW set, similarly
33168 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33170 2009-01-28 Richard Guenther <rguenther@suse.de>
33172 PR middle-end/38908
33173 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33174 uninitialized aggregate uses in call arguments.
33176 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
33178 PR tree-optimization/38984
33179 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
33180 the nothing_id variable if -fno-delete-null-pointer-checks.
33182 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
33185 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33186 (set_got_offset_rex64): Ditto.
33188 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
33191 * doc/extend.texi: Improve local variable with asm reg.
33193 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
33195 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
33196 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33197 was not supplied then set warn_packed_bitfield_compat to the
33198 default value of 1.
33199 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
33202 2009-01-27 Richard Guenther <rguenther@suse.de>
33204 PR tree-optimization/38503
33205 * cfgexpand.c (expand_gimple_basic_block): Ignore
33206 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33207 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33208 variables that cannot have TBAA applied.
33209 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33212 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
33214 PR middle-end/38969
33215 * calls.c (initialize_argument_information): Do not wrap complex
33216 arguments in SAVE_EXPR.
33218 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
33220 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33221 (INSTALL_LIBGCC): Revert typo commit.
33223 2009-01-26 Richard Guenther <rguenther@suse.de>
33225 PR tree-optimization/38745
33226 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33227 from special handling.
33229 2009-01-26 Richard Guenther <rguenther@suse.de>
33231 PR tree-optimization/38745
33232 * tree-ssa.c (execute_update_addresses_taken): Do not include
33233 variables that cannot possibly be a register in not_reg_needs.
33234 Do not clear TREE_ADDRESSABLE on vars that may not become
33236 * tree-ssa.c (update_alias_info_1): Include those in the set
33237 of addressable vars.
33239 2009-01-26 Richard Guenther <rguenther@suse.de>
33241 PR middle-end/38851
33242 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33243 * tree-ssa-dse.c: Include langhooks.h
33244 (execute_simple_dse): Remove stores with zero size.
33246 2009-01-24 Jakub Jelinek <jakub@redhat.com>
33249 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33252 2009-01-24 Julian Brown <julian@codesourcery.com>
33254 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33255 config/arm/linux-atomic.c.
33256 * config/arm/linux-atomic.c: New.
33258 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
33260 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33261 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33262 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33264 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
33267 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33270 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33272 PR tree-optimization/38953
33273 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33274 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33275 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33276 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33279 2009-01-24 Paul Brook <paul@codesourcery.com>
33281 * config/arm/neon.md (neon_type): Move to arm.md.
33282 (neon_mov<VSTRUCT>): Add neon_type attribute.
33283 * config/arm/arm.md (neon_type): Move to here.
33284 (conds): Add "unconditioal" and use as default for NEON insns.
33286 2009-01-24 Ben Elliston <bje@au.ibm.com>
33288 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33289 void *' warning from -Wc++-compat.
33290 * Makefile.in (dominance.o-warn): Remove.
33292 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33294 PR tree-optimization/38932
33295 * fold-const.c (fold_unary_ignore_overflow): New.
33296 * tree.h (fold_unary_ignore_overflow): Declare.
33297 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33298 * tree-ssa-sccvn.c (visit_reference_op_load,
33299 simplify_unary_expression): Likewise.
33301 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33303 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33304 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33305 regardless of their type.
33306 * c-common.c (handle_packed_attribute): Don't ignore packed on
33308 * c.opt (Wpacked-bitfield-compat): New warning option.
33309 * stor-layout.c (place_field): Warn if offset of a field changed.
33310 * doc/extend.texi (packed): Mention the ABI change.
33311 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33312 (Warning Options): Add it to the list.
33314 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33316 * c-opts.c (c_common_post_options): Fix a typo in comments.
33318 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33320 PR middle-end/38615
33321 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33322 variables to static.
33323 * doc/invoke.texi (-fmerge-all-constants): Update description.
33325 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33328 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33329 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33331 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33333 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33335 (LOCAL_ALIGNMENT): Similarly.
33337 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33338 Joseph Myers <joseph@codesourcery.com>
33340 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33341 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33342 * config/arm/arm-tune.md: Regenerate.
33343 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33346 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33348 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33349 version number to five.
33351 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33354 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33355 * c-common.c (set_underlying_type): Likewise.
33356 (is_typedef_decl ): Likewise
33358 (set_underlying_type): Likewise.
33359 (is_typedef_type): Likewise.
33361 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33363 PR middle-end/38587
33364 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33367 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33370 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33371 (LIBGCC_SPEC): Don't define.
33372 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33374 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33376 PR rtl-optimization/38879
33377 * alias.c (base_alias_check): Unaligned access via AND address can
33378 alias all surrounding object types except those with sizes equal
33379 or wider than the size of unaligned access.
33381 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33384 * c-decl.c (clone_underlying_type): Move this ...
33385 * c-common.c (set_underlying_type): ... here.
33386 Also, make sure the function properly sets TYPE_STUB_DECL() on
33387 the newly created typedef variant type.
33388 (is_typedef_decl ): New entry point.
33389 * tree.h: Added a new member member_types_needing_access_check to
33390 struct tree_decl_non_common.
33391 (set_underlying_type): New entry point.
33392 (is_typedef_type): Likewise.
33394 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33396 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33397 Check whether two instructions have memory references that
33398 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33399 are helper functions for traversing.
33400 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33401 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33402 not to draw dependency edge for instructions with non-conflicting
33405 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33408 * longlong.h: Update copyright years. Use soft-fp license notice.
33409 Sync __clz_tab declaration with glibc.
33411 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33414 * doc/extend.texi (syscall_linkage): New.
33415 (version_id): Modify.
33417 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33418 Richard Guenther <rguenther@suse.de>
33420 PR tree-optimization/38747
33421 PR tree-optimization/38748
33422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33423 conversion if the base address is an indirect reference and the
33424 aliasing sets could cause issues.
33426 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33428 * common.opt (fgraphite, fgraphite-identity): Add comment for
33429 explaining why these options are not documented.
33431 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33433 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33434 gimple_call_lhs is NULL.
33436 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33439 * emit-rtl.c (adjust_address_1): Make sure memref is never
33442 2009-01-20 Ben Elliston <bje@au.ibm.com>
33444 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33445 const qualifier from arg parameter. Remove unnecessary cast to char *.
33446 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33447 const qualifier from arg 2.
33449 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33451 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33453 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33456 * rtl.h (reinit_regs): New prototype.
33457 * regclass.c: Include ira.h.
33458 (reinit_regs): New.
33459 * Makefile.in (regclass.o): Add ira.h.
33460 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33462 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33465 * c-common.c (handle_aligned_attribute): Use
33466 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33467 default alignment value.
33469 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33471 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33472 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33474 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33475 __BIGGEST_ALIGNMENT__.
33477 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33479 2009-01-18 Richard Guenther <rguenther@suse.de>
33481 PR tree-optimization/38819
33482 * tree-flow.h (operation_could_trap_helper_p): Declare.
33483 * tree-eh.c (operation_could_trap_helper_p): Export.
33484 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33485 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33486 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33487 are about to insert a possibly trapping instruction and fail
33490 2009-01-18 Andreas Schwab <schwab@suse.de>
33492 * doc/install.texi (Configuration): Remove obsolete paragraph
33493 about use of --with-gnu-ld with --with-gnu-as.
33495 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33497 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33498 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33499 Follow spelling conventions.
33501 2009-01-18 Ben Elliston <bje@au.ibm.com>
33503 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33504 C++ warning about implicit conversion from void * to struct
33506 (bitmap_obstack_free): Likewise for bitmap_element *.
33507 * Makefile.in (bitmap.o-warn): Remove.
33509 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33511 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33513 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33514 Tobias Grosser <tobi.grosser@amd.com>
33516 * graphite.c (graphite_trans_scop_block): Do not block single
33519 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33521 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33522 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33523 test with assertion.
33525 2009-01-16 Richard Guenther <rguenther@suse.de>
33527 PR tree-optimization/38835
33528 PR middle-end/36227
33529 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33530 and INT + PTR -> (INT)(PTR p+ INT) folding.
33531 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33533 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33536 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33537 the subreg from a lowpart subreg if it is also casting the value.
33539 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33540 Tobias Grosser <tobi.grosser@amd.com>
33542 * graphite.c (compare_prefix_loops): New.
33543 (build_scop_canonical_schedules): Rewritten.
33544 (graphite_transform_loops): Move build_scop_canonical_schedules
33545 after build_scop_iteration_domain.
33547 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33548 Tobias Grosser <tobi.grosser@amd.com>
33550 * graphite.c (add_conditions_to_domain): Add the loops to
33551 the dimension of the iteration domain. Do copy the domain
33552 only when it exists.
33553 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33554 (add_conditions_to_constraints): New.
33555 (can_generate_code_stmt, can_generate_code): Removed.
33556 (gloog): Do not call can_generate_code.
33557 (graphite_transform_loops): Call add_conditions_to_constraints
33558 after building the iteration domain.
33560 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33562 PR tree-optimization/38789
33563 * tree-ssa-threadedge.c
33564 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33565 __builtin_constant_p.
33567 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33569 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33570 examined before deleting them.
33572 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33574 * function.c (aggregate_value_p): Correctly extract the function
33575 type from CALL_EXPR_FN lookup.
33577 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33579 * config/picochip/picochip.c (picochip_override_options): Revert
33580 CFI asm flag disable commited previously.
33582 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33583 Tobias Grosser <tobi.grosser@amd.com>
33584 Jan Sjodin <jan.sjodin@amd.com>
33586 * graphite.c (scan_tree_for_params): On substractions negate
33587 all the coefficients of the term.
33588 (clast_to_gcc_expression_red): New. Handle reduction expressions
33589 of more than two operands.
33590 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33591 (get_vdef_before_scop): Handle also the case of default definitions.
33593 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33595 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33596 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33597 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33599 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33600 Joey Ye <joey.ye@intel.com>
33602 PR middle-end/37843
33603 * cfgexpand.c (expand_stack_alignment): Don't update stack
33604 boundary nor check incoming stack boundary here.
33605 (gimple_expand_cfg): Update stack boundary and check incoming
33606 stack boundary here.
33608 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33610 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33612 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33614 PR rtl-optimization/38245
33615 * calls.c (expand_call): Add stack arguments to
33616 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33617 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33618 in regs and partially in memory or BLKmode arguments.
33619 (emit_library_call_value_1): Add stack arguments to
33620 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33621 ACCUMULATE_OUTGOING_ARGS).
33622 * dce.c: Include tm_p.h.
33623 (find_call_stack_args): New function.
33624 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33626 (mark_insn): Call find_call_stack_args for CALL_Ps.
33627 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33628 forwards. Allocate and free arg_stores bitmap if needed, pass it
33629 down to deletable_insn_p, don't mark stores set in arg_stores
33630 bitmap, clear the bitmap at the beginning of each bb.
33631 * Makefile.in (dce.o): Depend on $(TM_P_H).
33633 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33636 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33637 to make sure the insn is a conditional test (bug 22599). Reformat a
33640 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33642 PR middle-end/38431
33643 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33644 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33645 (gloog): Do not call cleanup_tree_cfg.
33646 (graphite_transform_loops): Call cleanup_tree_cfg after all
33647 scops have been code generated.
33649 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33650 * doc/gty.texi (Invoking the garbage collector): Added new node
33651 and section documenting ggc_collect.
33653 2009-01-14 Richard Guenther <rguenther@suse.de>
33655 PR tree-optimization/38826
33656 PR middle-end/38477
33657 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33658 initialization notes only if we actually emitted a warning.
33659 (intra_create_variable_infos): Add constraints for a result decl
33660 that is passed by hidden reference.
33661 (build_pred_graph): Mark all related variables non-direct on
33664 2009-01-14 Nick Clifton <nickc@redhat.com>
33666 * ira-conflicts.c: Include addresses.h for the definition of
33668 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33669 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33671 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33674 * Makefile.in (ira-lives.o): Add except.h.
33676 * ira-lives.c: Include except.h.
33677 (process_bb_node_lives): Process can_throw_internal.
33679 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33681 PR rtl-optimization/38774
33682 * combine.c (simplify_set): When undoing cc_use change, don't do
33683 PUT_CODE on the newly created comparison, but instead put back the
33686 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33688 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33689 values. Remove duplicate arm8 entry.
33691 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33693 PR tree-optimization/38786
33694 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33695 the SSA_NAME case of expand_scalar_variables_expr.
33696 Set the type of an expression to the type of its assign statement.
33697 (expand_scalar_variables_expr): Also gather the scalar computation
33698 used to index the memory access. Do not pass loop_p.
33699 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33700 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33701 the gimple_stmt_iterator where it inserts new code.
33702 Do not pass loop_p.
33703 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33704 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33706 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33708 * graphite.h (debug_value): Removed.
33709 * graphite.c (debug_value): Removed.
33711 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33713 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33714 ldrd/strd with two 32-bit instructions.
33716 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33718 * config/arm/arm.c (struct processors): Pass for speed down into
33719 cost helper functions.
33720 (const_ok_for_op): Handle COMPARE and inequality nodes.
33721 (arm_rtx_costs_1): Rewrite.
33722 (arm_size_rtx_costs): Update prototype.
33723 (arm_rtx_costs): Pass speed down to helper functions.
33724 (arm_slowmul_rtx_costs): Rework cost calculations.
33725 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33726 (arm_9e_rtx_costs): Likewise.
33728 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33730 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33731 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33732 (alpha_legitimize_address): Do not split local symbols wider than
33733 UNITS_PER_WORD into HIGH/LO_SUM parts.
33735 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33738 * gcc.c (process_command): Replace call to execvp with calls
33739 to pex_one and exit.
33741 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33744 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33745 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33746 variant for devices with 3-byte PC.
33747 (__tablejump_elpm__): New.
33749 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33752 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33753 offsetof member-designator, handle it as `[0].'.
33755 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33757 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33758 function when not using named sections on targets with named sections
33759 if branch distance is less than 262132.
33761 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33763 * combine.c (combine_instructions): Recompute
33764 optimize_this_for_speed_p for each BB in the main combine loop.
33766 2009-01-12 Tomas Bily <tbily@suse.cz>
33769 * tree-loop-distribution.c (prop_phis): New function.
33770 (generate_builtin): Call prop_phis.
33772 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33774 PR tree-optimization/38807
33775 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33776 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33778 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33780 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33781 subreg of op0 to the original op0.
33783 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33785 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33787 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33790 * mips-tfile.c (parse_def): Fix parsing of def strings
33791 starting with digits.
33793 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33796 * config/arm/arm.c (arm_is_long_call_p): Don't call
33797 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33799 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33801 * regrename.c (regrename_optimize): Fix dumping.
33802 (find_oldest_value_reg): Preserve REG_POINTER.
33803 (copy_hardreg_forward_1): Likewise.
33805 2009-01-09 Diego Novillo <dnovillo@google.com>
33807 * gimple.h (struct gimple_statement_base) <uid>: Document
33808 the restrictions on its use.
33809 (gimple_uid): Tidy.
33810 (gimple_set_uid): Tidy.
33812 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33814 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33815 zero guard even if align_bytes != 0 and count is smaller than
33818 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33820 PR rtl-optimization/38495
33821 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33822 (add_range_and_copies_from_move_list): Print all added ranges.
33823 Add ranges to memory optimized destination.
33825 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33829 * config/i386/i386.c (override_options): Reject
33830 -mstringop-strategy=rep_8byte with -m32.
33831 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33832 to 1. Do count comparison against epilogue_size_needed at compile
33833 time even when count_exp was constant forced into register. For
33834 size_needed don't jump to epilogue, instead just avoid aligning
33835 and invoke the body algorithm. If need_zero_guard, add zero guard
33836 even if count is non-zero, but smaller than size_needed + number of
33837 bytes that could be stored for alignment.
33838 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33839 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33840 but smaller than size_needed + number of bytes that could be stored
33841 for alignment. Compare size_needed with epilogue_size_needed instead
33842 of desired_align - align, don't adjust size_needed, pass
33843 epilogue_size_needed to the epilogue expanders.
33846 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33848 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33850 * pa.c (last_address): Change to unsigned.
33851 (update_total_code_bytes): Change argument to unsigned. Don't
33852 check if insn addresses are set.
33853 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33854 addresses are not set.
33855 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33857 2009-01-09 Nick Clifton <nickc@redhat.com>
33859 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33860 DECL_DECLARED_INLINE_P.
33862 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33864 PR middle-end/38347
33865 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33866 GET_MODE (op0) in operand_subword_force calls.
33868 PR middle-end/38771
33869 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33870 fold_convert arg0 operands to TREE_TYPE (op0) first.
33872 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33874 * params.def (ira-max-conflict-table-size): Decrease default value
33877 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33879 PR tree-optimization/37031
33880 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33882 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33883 allocate it using gc instead of heap, use VEC_quick_push instead of
33885 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33886 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33887 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33888 allocated vector from heap allocated.
33889 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33890 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33891 vector only after perfect_loop_nest_depth call.
33893 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33894 Jan Sjodin <jan.sjodin@amd.com>
33896 PR tree-optimization/38559
33897 * graphite.c (debug_value, copy_constraint,
33898 swap_constraint_variables, scale_constraint_variable, ): New.
33899 (get_lower_bound, get_upper_bound): Removed.
33900 (graphite_trans_bb_strip_mine): Clean up this code that works
33901 only for constant number of iterations. Fully copy upper and
33902 lower bound constraints, not only the constant part of them.
33903 * graphite.h (debug_value): Declared.
33905 2009-01-08 Ira Rosen <irar@il.ibm.com>
33907 PR tree-optimization/37194
33908 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33909 Don't add the cost of cost model guard in prologue to scalar
33910 outside cost in case of known number of iterations.
33912 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33913 Alan Modra <amodra@bigpond.net.au>
33915 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33916 non-word-aligned REG+CONST addressing.
33918 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33921 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33922 free_after_compilation when outputting a thunk.
33923 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33924 Do not call free_after_compilation here.
33926 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33928 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33929 (ix86_valid_target_attribute_inner_p): Ditto.
33931 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33933 PR tree-optimization/38492
33934 PR tree-optimization/38498
33935 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33936 * tree-chrec.h (scev_is_linear_expression): Declared.
33937 * graphite.c (graphite_cannot_represent_loop_niter): New.
33938 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33939 (graphite_loop_normal_form): Use gcc_assert.
33940 (scan_tree_for_params): Use CASE_CONVERT.
33941 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33942 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33943 Use gcc_assert. Discard scops that contain unhandled cases.
33944 (build_scop_conditions): Return a boolean status for unhandled cases.
33945 (strip_mine_profitable_p): Print the loop number, not its depth.
33946 (is_interchange_valid): Pass the depth of the loop nest, don't
33947 recompute it wrongly.
33948 (graphite_trans_bb_block): Same.
33949 (graphite_trans_bb_block): Print tentative of loop blocking.
33950 (graphite_trans_scop_block): Do not print that the loop has been
33952 (graphite_transform_loops): Do not handle scops that contain condition
33955 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33957 AVX Programming Reference (December, 2008)
33958 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33959 (_mm256_stream_pd): Likewise.
33960 (_mm256_stream_ps): Likewise.
33962 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33963 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33964 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33965 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33966 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33967 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33968 (ix86_expand_special_args_builtin): Likewise.
33970 * config/i386/sse.md (AVXMODEDI): New.
33971 (avx_movnt<mode>): Likewise.
33972 (avx_movnt<mode>): Likewise.
33973 (<sse>_movnt<mode>): Remove AVX support.
33974 (sse2_movntv2di): Likewise.
33976 2009-01-07 Richard Guenther <rguenther@suse.de>
33978 PR middle-end/38751
33979 * fold-const.c (extract_muldiv): Remove obsolete comment.
33980 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33981 to PLUS_EXPR canonicalization for the canonicalization.
33983 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33985 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33986 hosted cross-compilers generating less efficient code.
33988 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33990 * function.h (rtl_data): Add a dbr_scheduled_p field.
33991 * reorg.c (dbr_schedule): Set it.
33992 (gate_handle_delay_slots): Check it.
33993 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33994 (mips_reorg): Check flag_delayed_branch instead of
33995 mips_base_delayed_branch.
33996 (mips_override_options): Don't set mips_base_delayed_branch
33997 or flag_delayed_branch.
33999 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34001 PR rtl-optimization/38426.
34002 * ira.c (ira): Set current_function_is_leaf earlier.
34004 2009-01-06 Jakub Jelinek <jakub@redhat.com>
34006 PR rtl-optimization/38722
34007 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
34008 too early, only set a flag and modify after last possible
34011 2009-01-06 Janis Johnson <janis187@us.ibm.com>
34014 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34015 * real.c (decimal_single_format): Correct values of emin and emax.
34016 (decimal_double_format): Ditto.
34017 (decimal_quad_format): Ditto.
34018 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34019 computation of DECnn_MIN and DECnn_MAX for corrected values of
34020 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
34021 __DECnn_MIN__, and adjust its computation for the corrected value
34024 2009-01-06 Jan Hubicka <jh@suse.cz>
34027 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34029 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
34031 * doc/contrib.texi (Contributors): Slightly adjust the end note.
34032 Add Robert Clark to the list of testers.
34034 2009-01-06 Jan Hubicka <jh@suse.cz>
34035 Kai Tietz <kai.tietz@onevision.com>
34037 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34038 * config/i386/i386.c (ix86_expand_call): Add clobbers.
34040 2009-01-06 Jan Hubicka <jh@suse.cz>
34041 Kai Tietz <kai.tietz@onevision.com>
34043 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34045 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34046 (ix86_nsaved_regs): Count only general purpose regs.
34047 (ix86_nsaved_sseregs): New.
34048 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34049 to 16 for w64; compute padding and size of sse reg save area.
34050 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34051 general purpose regs.
34052 (ix86_emit_save_sse_regs_using_mov): New.
34053 (ix86_expand_prologue): Save SSE regs if needed.
34054 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34055 (ix86_emit_restore_sse_regs_using_mov): New.
34056 (ix86_expand_epilogue): Save SSE regs if needed.
34058 2009-01-06 Jan Hubicka <jh@suse.cz>
34059 Kai Tietz <kai.tietz@onevision.com>
34061 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34062 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34063 functions when accumulate outgoing args is off.
34065 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34068 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34069 before using pseudos_have_intersected_live_ranges_p.
34071 * ira-int.h (ira_assert): Always define.
34073 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34075 AVX Programming Reference (December, 2008)
34076 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34077 (_mm256_permute2_pd): Likewise.
34078 (_mm_permute2_ps): Likewise.
34079 (_mm256_permute2_ps): Likewise.
34080 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34081 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34083 * config/i386/i386.c (ix86_builtins): Remove
34084 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34085 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34086 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34087 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34088 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34089 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
34090 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34091 __builtin_ia32_vpermil2ps256.
34092 (ix86_init_mmx_sse_builtins): Updated.
34093 (ix86_expand_args_builtin): Likewise.
34095 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34097 * pa.c (output_call): Relocate non-jump insns in the delay slot of
34098 long absolute calls when generating PA 2.0 code.
34100 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
34102 PR rtl-optimization/38583
34103 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34105 * params.def (ira-max-conflict-table-size): New.
34107 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34109 * ira.h (ira_conflicts_p): New external definition.
34111 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
34112 table. Report this. Return result of building.
34113 (ira_build_conflicts): Use ira_conflicts_p. Check result of
34114 building conflict table.
34116 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34117 (ira_color): Use ira_conflicts_p.
34119 * global.c: Include ira.h.
34120 (pseudo_for_reload_consideration_p, build_insn_chain): Use
34123 * Makefile.in (global.o): Add ira.h.
34125 * ira-build.c (mark_all_loops_for_removal,
34126 propagate_some_info_from_allocno): New.
34127 (remove_unnecessary_allocnos): Call
34128 propagate_some_info_from_allocno.
34129 (remove_low_level_allocnos): New.
34130 (remove_unnecessary_regions): Add parameter. Call
34131 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
34132 parameter to remove_unnecessary_regions.
34133 (ira_build): Remove all regions but root if the conflict table was
34134 not built. Update conflict hard regs for allocnos crossing calls.
34136 * ira.c (ira_conflicts_p): New global.
34137 (ira): Define and use ira_conflicts_p.
34139 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34140 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34141 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34143 2009-01-06 Ben Elliston <bje@au.ibm.com>
34145 * gengtype-lex.l (YY_NO_INPUT): Define.
34147 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
34150 * c-common.c (handle_vector_size_attribute): Also reject
34151 BOOLEAN_TYPE types.
34153 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
34155 PR tree-optimization/38492
34156 * graphite.c (rename_map_elt, debug_rename_elt,
34157 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34158 rename_map_elt_info, eq_rename_map_elts,
34159 get_new_name_from_old_name, bb_in_sese_p): Moved around.
34160 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34161 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34162 (sese_build_livein_liveouts): New.
34163 (new_sese, free_sese): New.
34164 (new_scop): Call new_sese.
34165 (free_scop): Call free_sese.
34166 (rename_variables_from_edge, rename_phis_end_scop): Removed.
34167 (register_old_new_names): Renamed register_old_and_new_names.
34168 (register_scop_liveout_renames, add_loop_exit_phis,
34169 insert_loop_close_phis, struct igp,
34170 default_liveout_before_guard, add_guard_exit_phis,
34171 insert_guard_phis, copy_renames): New.
34172 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34173 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34174 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34175 (scop_adjust_phis_for_liveouts): New.
34176 (gloog): Call scop_adjust_phis_for_liveouts.
34178 * graphite.h (struct sese): Documented. Added fields liveout,
34179 num_ver and livein.
34180 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34181 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
34182 (struct scop): Added field liveout_renames.
34183 (SCOP_LIVEOUT_RENAMES): New.
34185 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34187 PR tree-optimization/38510
34188 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34189 (translate_clast): Call recompute_all_dominators before
34191 (gloog): Call recompute_all_dominators before graphite_verify.
34193 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34194 Jan Sjodin <jan.sjodin@amd.com>
34196 PR tree-optimization/38500
34197 * graphite.c (create_sese_edges): Call fix_loop_structure after
34200 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
34202 * config.gcc: Add m32r*-*-rtems*.
34203 * config/m32r/rtems.h: New file.
34205 2009-01-05 Ben Elliston <bje@au.ibm.com>
34207 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34208 (.po.pox): Likewise.
34209 (po/gcc.pot): Likewise.
34211 2009-01-04 David S. Miller <davem@davemloft.net>
34213 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34214 (STARTING_FRAME_OFFSET): Always set to zero.
34216 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34218 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34219 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34220 fixed-point types, and vectors of the same.
34222 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34224 * config/mips/sync.md (*mb_barrier): Rename to...
34225 (*memory_barrier): ...this.
34227 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
34229 * doc/extend.texi (Function Attributes): Move @cindex after @item
34230 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34231 and put in alphabetical order. Fix 'target' name and put in order.
34232 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34235 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
34237 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34238 (memory_barrier): Expand as unspec instead of unspec_volatile.
34239 Remove mem:BLK from insn operands. Use Pmode scratch register.
34240 (*memory_barrier): Define as unspec instead of unspec_volatile.
34241 Use (match_dup 0) as input operand.
34243 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34244 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34245 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
34246 scratch register. Remove operand 1.
34247 (*stbar): Define as unspec instead of unspec_volatile.
34248 Use (match_dup 0) as input operand, remove (const_int 8).
34249 (*membar): Define as unspec instead of unspec_volatile.
34250 Use (match_dup 0) as input operand, remove input operand 2.
34252 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34253 (memory_barrier): Expand as unspec instead of unspec_volatile.
34254 Remove mem:BLK from insn operands. Use Pmode scratch register.
34255 (*memory_barrier): Define as unspec instead of unspec_volatile.
34256 Use (match_dup 0) as input operand.
34258 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34259 Remove mem:BLK from insn operands. Use Pmode scratch register.
34260 Set volatile flag on operand 0.
34261 (*memory_barrier): New insn pattern.
34263 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34265 (*memory_barrier): Use (match_dup 0) as input operand.
34267 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34268 Remove mem:BLK from insn operands. Use Pmode scratch register.
34269 Set volatile flag on operand 0.
34270 (*mb_internal): New insn pattern.
34272 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34274 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34276 PR middle-end/38586
34277 * function.c (struct temp_slot): Move to the section of the file
34278 that deals with temp slots. Remove field 'address'.
34279 (temp_slot_address_table): New hash table of address -> temp slot.
34280 (struct temp_slot_address_entry): New struct, items for the table.
34281 (temp_slot_address_compute_hash, temp_slot_address_hash,
34282 temp_slot_address_eq, insert_temp_slot_address): Support functions
34284 (find_temp_slot_from_address): Rewrite to use the new hash table.
34285 (remove_unused_temp_slot_addresses): Remove addresses of temp
34286 slots that have been made available.
34287 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34288 worker function for remove_unused_temp_slot_addresses.
34289 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34290 Add the temp slot address to the address -> temp slot map.
34291 (update_temp_slot_address): Update via insert_temp_slot_address.
34292 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34293 (pop_temp_slots): Likewise.
34294 (init_temp_slots): Allocate the address -> temp slot map, or empty
34295 the map if it is already allocated.
34296 (prepare_function_start): Initialize temp slot processing.
34298 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34300 PR middle-end/38584
34301 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34302 Calculate the size of all stack vars assuming no packing of stack
34303 vars will happen, replacing a quadratic algorithm with a linear one.
34305 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34308 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34311 2009-01-03 Diego Novillo <dnovillo@google.com>
34313 * doc/contrib.texi: Update contributions.
34315 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34318 * builtins.c (fold_builtin_memory_op): Give up if either operand
34319 is volatile. Set srctype or desttype to non-qualified version
34323 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34324 and FUNCTION_DECLs.
34326 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34328 PR rtl-optimization/35805
34329 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34330 problem if fast dce is able to remove any instructions.
34331 * dce.c (dce_process_block): Fix dump message.
34333 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34336 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34338 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34340 PR middle-end/38690
34341 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34342 * tree-pretty-print.c (op_code_prio): New function.
34343 (op_prio): No longer static. Use op_code_prio.
34344 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34345 Use op_prio and op_code_prio to determine if () should be
34346 printed around operand(s) or not.
34348 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34349 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34350 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34351 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34352 pp_character instead of pp_string for single letter printing.
34354 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34356 * doc/extend.texi: Fix '#pragma GCC option' typo.
34358 2009-01-02 Richard Guenther <rguenther@suse.de>
34360 * doc/install.texi (--enable-checking): Mention different
34361 default for stage1.
34362 (--enable-stage1-checking): Document.
34364 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34366 PR middle-end/30142
34367 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34368 case to be an error.
34370 2009-01-02 Ben Elliston <bje@au.ibm.com>
34372 * config/fp-bit.h (pack_d): Constify argument.
34373 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34374 (isnan): Constify argument.
34376 (iszero): Likewise.
34377 (pack_d): Likewise.
34378 (_fpadd_parts): Constify return type.
34379 (_fpmul_parts): Likewise.
34380 (_fpdiv_parts): Likewise.
34382 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34385 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34386 warn about overwriting initializer with side-effects or
34387 -Woverride-init if !IMPLICIT.
34388 (output_init_element): Likewise. Pass IMPLICIT down to
34390 (process_init_element): Add IMPLICIT argument. Pass it down
34391 to output_init_element.
34392 (push_init_element, pop_init_level, set_designator): Adjust
34393 process_init_element callers.
34394 (set_nonincremental_init, set_nonincremental_init_from_string):
34395 Adjust add_pending_init callers.
34396 (output_pending_init_elements): Adjust output_init_element callers.
34397 * c-tree.h (process_init_element): Adjust prototype.
34398 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34399 process_init_element callers.
34402 Copyright (C) 2009 Free Software Foundation, Inc.
34404 Copying and distribution of this file, with or without modification,
34405 are permitted in any medium without royalty provided the copyright
34406 notice and this notice are preserved.