1 2009-12-15 Aldy Hernandez <aldyh@redhat.com>
4 * graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
5 we are a GIMPLE_ASSIGN. Do not calculate rhs code twice.
6 (follow_ssa_with_commutative_ops): Return NULL on non assignment.
8 2009-12-15 Eric Botcazou <ebotcazou@adacore.com>
10 * config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
12 2009-12-15 Richard Guenther <rguenther@suse.de>
14 * gimple.h (compare_field_offset): Declare.
15 * gimple.c (compare_field_offset): Export.
16 * lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
18 2009-12-15 Richard Guenther <rguenther@suse.de>
20 * lto-cgraph.c (lto_output_node): Also stream the alias
22 (input_node): Likewise.
24 2009-12-15 Paolo Bonzini <bonzini@gnu.org>
25 Shujing Zhao <pearly.zhao@oracle.com>
27 * intl.c (get_spaces): New.
28 * intl.h (get_spaces): New.
30 2009-12-14 Jakub Jelinek <jakub@redhat.com>
33 * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
34 using switch with CODE_FOR_lwp_lwp* cases.
36 * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
37 DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
39 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
41 * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
42 assertion and useless code.
43 <TARGET_MEM_REF>: Likewise.
45 2009-12-14 Alexandre Oliva <aoliva@redhat.com>
48 * dwarf2out.c (AT_loc_list_ptr): New.
49 (resolve_addr): Remove unresolved attributes and loc_list entries.
52 * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
54 (new_loc_list): Drop gensym arg. Move generation of ll_symbol...
55 (gen_llsym): ... here. New function.
56 (add_loc_descr_to_loc_list): Removed.
57 (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
58 (single_element_loc_list): Removed.
59 (dw_loc_list): Don't create entries without a location. Don't
60 special-case the first node of the list, only single nodes.
61 (single_element_loc_list_p): Simplify.
62 (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
63 (add_location_or_const_value_attribute): Test var loc for NULL.
64 (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
65 call gen_llsym if needed.
67 2009-12-14 Jakub Jelinek <jakub@redhat.com>
69 * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
70 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
72 * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
73 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
75 * except.h (set_nothrow_function_flags): Remove prototype.
76 * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
78 * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
79 cgraph_set_readonly_flag, cgraph_set_pure_flag
80 and cgraph_set_looping_const_or_pure_flag.
81 (local_pure_const): Likewise.
83 2009-12-14 Jakub Jelinek <jakub@redhat.com>
84 Sebastian Pop <sebastian.pop@amd.com>
86 * config/i386/i386-builtin-types.def (PVOID): Declared.
87 (VOID_FTYPE_PVOID): Declared.
88 (PVOID_FTYPE_VOID): Declared.
89 (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
90 (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
91 * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
92 IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
93 IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
95 (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
96 (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
97 __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
98 __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
99 __builtin_ia32_lwpins64.
100 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
101 Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
102 UCHAR_FTYPE_USHORT_UINT_USHORT. Warn when the third operand is
103 not an immediate. Also handle builtin functions with 3 arguments.
104 (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
106 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
107 Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
108 (memory attribute): Handle lwp.
109 (lwp*): Rewrite all the insn patterns for LWP.
110 * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
111 __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
112 (__llwpcb, __slwpcb): New.
114 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
116 * dominance.c (set_immediate_dominator): Don't mark as inline.
118 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
120 * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
121 * doc/md.texi (check_stack): Clarify.
122 (probe_stack): Likewise.
123 * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
124 (probe_stack): New insn.
126 2009-12-14 Ben Elliston <bje@au.ibm.com>
128 * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
129 BUILT_IN_NORMAL or BUILT_IN_MD.
131 2009-12-13 Eric Botcazou <ebotcazou@adacore.com>
133 * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
134 * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
135 * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
136 * system.h (STACK_CHECK_PROBE_LOAD): Poison.
138 2009-12-13 Michael Matz <matz@suse.de>
140 PR tree-optimization/42027
141 * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
142 TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
145 2009-12-13 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
148 * config/avr/predicates.md (pseudo_register_operand): New predicate
150 * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
151 to allow div/mod optimization.
158 2009-12-13 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/42357
161 * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
163 2009-12-12 Richard Guenther <rguenther@suse.de>
165 * tree.c (need_assembler_name_p): Abstract decls do not need
167 * dwarf2out.c (dwarf2out_abstract_function): Preserve
168 DECL_ABSTRACT properly.
170 2009-12-11 Richard Guenther <rguenther@suse.de>
172 * lto-streamer-in.c (lto_input_tree_ref): Do not register
173 DEBUG_EXPR_DECLs with the varpool.
175 2009-12-11 Eric Botcazou <ebotcazou@adacore.com>
177 * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
178 (sparc64_frob_update_context): New function.
180 2009-12-11 Richard Guenther <rguenther@suse.de>
184 * lto-streamer-out.c (write_global_stream): Do not make decls
185 weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
186 Make sure to mark all decls that we have written.
188 2009-12-11 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
192 * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
193 not used by glibc/uclibc and does not work with large binaries.
195 2009-12-11 Richard Guenther <rguenther@suse.de>
198 * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
200 (input_eh_regions): Adjust.
201 (lto_input_ts_function_decl_tree_pointers): Initialize EH
202 if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
204 2009-12-11 Duncan Sands <baldrick@free.fr>
206 * passes.c (make_pass_instance): Allocate and copy the right amount of
207 memory for ipa passes, which are not the same size as other passes.
209 2009-12-11 Joern Rennecke <amylaar@spamcop.net>
211 * plugin.c (get_named_event_id): Fix hash table rebuild to include
212 dynamically allocated events.
214 2009-12-11 Richard Guenther <rguenther@suse.de>
217 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
218 detect non-prevailing decls.
220 2009-12-10 Jakub Jelinek <jakub@redhat.com>
223 * cgraph.h (struct cgraph_node): Add same_comdat_group field.
224 * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
226 (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
227 node->same_comdat_group.
228 * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
229 mark all its same_comdat_group nodes as also reachable.
230 (cgraph_externally_visible_p): Return true even if any of
231 same_comdat_group nodes has address taken.
232 * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
233 (output_cgraph): Ensure other same_comdat_group nodes are also
235 (input_node): Stream in same_comdat_group.
236 (input_cgraph_1): Fix up same_comdat_group fields from references
238 * cgraphunit.c (cgraph_analyze_functions): Mark all other
239 same_comdat_group nodes as reachable.
240 (cgraph_mark_functions_to_output): For each node->process process
241 also other same_comdat_group nodes.
242 * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
243 with same_comdat_group non-NULL.
244 (cgraph_mark_inline_edge): Likewise.
246 2009-12-10 Jan Hubicka <jh@suse.cz>
250 * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
251 parameter; update edge if it already exists.
252 (cgraph_remove_node): Handle correctly cases where we are removing
254 * cgraph.h (cgraph_create_edge_including_clones): Declare.
255 (verify_cgraph_node): Add missing error_found = true code.
256 (cgraph_materialize_all_clones): Remove call edges of dead nodes.
257 * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
258 clone; fix double linked list removal.
259 * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
260 call; fix frequency of newly created edge.
262 2009-12-10 Bernd Schmidt <bernd.schmidt@analog.com>
265 * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
266 HOST_BITS_PER_WIDE_INT.
267 (verify_reg_in_set): New function, broken out of verify_reg_tracked.
268 (verify_reg_tracked): Use it.
269 (scan_rtx_reg): When seeing a use involving a superset of the
270 registers in an existing chain, enlarge that chain. Otherwise,
271 allow subsets and set fail_current_block for all other kinds of
273 (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
274 Do not modify operands when the bit with the corresponding number
275 is set in that bitmap.
276 (build_def_use): When we see matching operands with different
277 modes, don't set fail_current_block, but keep track of such
278 operands in a bitmap if their registers aren't already tracked
279 in an open chain. Pass this bitmap to all hide_operands calls.
281 2009-12-10 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/42337
284 * tree-ssa-pre.c (seen_during_translate): Remove.
285 (phi_translate_1): Collapse into ...
286 (phi_translate): ... this. Remove seen parameter and
287 adjust recursive calls.
289 2009-12-10 Richard Guenther <rguenther@suse.de>
290 Allan Sandfeld Jensen <linux@carewolf.com>
292 * tree-vectorizer.c (vectorize_loops): Properly guard
293 vectorizer verboseness.
295 2009-12-10 Ben Elliston <bje@au.ibm.com>
297 * fwprop.c (free_load_extend): Initialise `use'.
299 2009-12-09 David Edelsohn <edelsohn@gnu.org>
301 * builtins.c (do_mpc_ckconv): Pass the component type to
304 2009-12-09 Xinliang David Li <davidxl@google.com>
306 PR tree-optimization/42337
307 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
309 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
311 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
312 mulv2sf3, divv2sf3): New expanders.
313 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
314 spe_evdivws): Rename to use standard GCC names.
315 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
316 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
317 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
318 names for renamed patterns.
320 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
322 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
324 2009-12-09 Jakub Jelinek <jakub@redhat.com>
326 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
327 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
329 * configure: Regenerated.
331 2009-12-08 Richard Henderson <rth@redhat.com>
333 * combine.c (setup_incoming_promotions): Fix sign-extend of
334 zero-extend case; tidy conditions.
336 2009-12-08 Michael Matz <matz@suse.de>
339 * function.c (free_temp_slots): Only walk the temp slot
340 addresses and combine slots if we actually changes something.
341 (pop_temp_slots): Ditto.
343 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
346 * ipa-struct-reorg.c (compare_fields): New function.
347 (find_field_in_struct_1): Use compare_fields function.
348 (is_equal_types): Likewise.
350 2009-12-07 DJ Delorie <dj@redhat.com>
353 * config/mep/mep.c (mep_expand_prologue): Set
354 really_need_stack_frame after frame_size is set.
356 2009-12-07 Richard Henderson <rth@redhat.com>
359 * combine.c (setup_incoming_promotions): Improve the conditions
360 under which we respect the promotions applied.
362 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
364 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
365 * config/sparc/linux64.h (ASM_SPEC): Likewise.
367 2009-12-07 Richard Henderson <rth@redhat.com>
371 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
372 for ssa names already registered for update.
374 2009-12-07 Jakub Jelinek <jakub@redhat.com>
377 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
380 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
382 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
383 options when bit_LWP is set.
385 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
387 * config/i386/cpuid.h (bit_ABM): New.
388 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
389 options when bit_ABM is set.
391 2009-12-07 Jakub Jelinek <jakub@redhat.com>
393 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
395 (bdesc_args): ... here.
396 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
397 (x86_64-*-*): Likewise.
399 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
401 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
402 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
403 * config/i386/i386-c.c (__POPCNT__): Defined.
404 * config/i386/popcntintrin.h: ...here. New file.
405 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
406 Include popcntintrin.h.
407 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
410 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
412 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
414 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
415 * config/i386/sse.md: Remove all XOP splitters.
416 Allow the second and fourth operands of XOP multiply-add insns
419 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
421 * config/i386/sse.md: Remove all FMA4 splitters.
422 Allow the second operand of FMA4 insns to be a nonimmediate.
423 Fix comments punctuation.
425 2009-12-07 Julian Brown <julian@codesourcery.com>
427 * config/arm/constraints.md (Ps, Pt): New constraint letters.
428 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
430 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
433 * configure.ac (HAVE_mpc): Don't define.
434 * config.in, configure: Regenerate.
437 * builtins.c: Remove HAVE_mpc* checks throughout.
438 * fold-const.c: Likewise.
440 * toplev.c: Likewise.
442 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
444 * config.gcc (cpu_is_64bit): Add new core e500mc64.
445 (powerpc*-*-*): Add new core e500mc64.
446 * config/rs6000/e500mc64.md: New file.
447 * config/rs6000/rs6000.c (processor_costs): Add new costs for
449 (rs6000_override_options): Add e500mc64 case to
450 processor_target_table. Altivec and Spe options not allowed with
451 e500mc64. Disable string instructions for e500mc64. Enable branch
452 targets alignment for both e500mc and e500mc64. Initialize
453 rs6000_cost for e500mc64.
454 (rs6000_emit_sISEL): New function.
455 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
456 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
458 (rs6000_issue_rate): Set issue rate for e500mc64.
459 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
460 on architectures with isel.
461 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
462 * config/rs6000/rs6000.h (processor_type): Add
463 PROCESSOR_PPCE500MC64.
464 (ASM_CPU_SPEC): Add e500mc64.
465 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
467 (abssi2_isel): Expand pattern to handle DImode.
468 (nabs<mode>2_isel): New pattern.
469 (absdi2): Change pattern to handle 64 bit isel targets.
470 (absdi2_internal): Exclude ISEL targets.
471 (nabsdi2): Exclude ISEL targets.
472 * doc/invoke.texi: Add e500mc64 to list of cpus.
474 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.md (any_or): New code iterator.
477 (any_logic): Rename from plogic code iterator.
478 (logicprefix): Rename from plogicprefix code attribute.
479 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
480 any_or code iterator.
481 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
482 any_or code iterator.
483 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
484 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
485 (ior and xor splitters): Ditto.
486 * config/i386/mmx.md: Updated for rename.
487 * config/i386/sse.md: Ditto.
489 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
492 Remove quotes around condition logic code.
494 2009-12-06 Richard Henderson <rth@redhat.com>
497 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
500 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
502 * doc/install.texi: Document MPC is required.
504 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (g): Add HImode and QImode.
507 (general_szext_operand): New mode attribute.
508 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
509 SWI124 mode iterator.
510 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
512 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
513 SWI124 mode iterator.
514 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
516 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
517 SWI248 mode iterator.
518 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
520 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
522 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
524 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
525 SWI248 mode iterator.
526 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
528 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
531 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
533 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
535 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
536 "'-mfused-madd' was removed".
537 * config/i386/i386.opt (mfused-madd): New.
538 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
539 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
541 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
543 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
544 * pa-hpux10.h (LIB_SPEC): Likewise.
545 * pa-hpux11.h (LIB_SPEC): Likewise.
548 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
550 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
552 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
554 * configure: Regenerate.
556 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
558 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
561 2009-12-04 David Daney <ddaney@caviumnetworks.com>
563 PR rtl-optimization/42164
564 * combine.c (combine_simplify_rtx): Handle truncation of integer
567 2009-12-04 Richard Guenther <rguenther@suse.de>
569 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
570 Revert previous change.
571 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
572 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
575 2009-12-04 Richard Guenther <rguenther@suse.de>
577 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
579 (call_may_clobber_ref_p_1): Likewise.
581 2009-12-04 Matthias Klose <doko@ubuntu.com>
582 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
585 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
586 * config/pa/pa-linux.h (LIB_SPEC): Remove.
588 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
589 Richard Henderson <rth@redhat.com>
591 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
592 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
593 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
594 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
595 matching a memory access. Do not use ix86_fma4_valid_op_p.
597 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
599 2009-12-03 Richard Henderson <rth@redhat.com>
601 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
602 all operands into registers.
604 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
606 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
608 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
609 * config/i386/sse.md: Same.
611 2009-12-03 Richard Guenther <rguenther@suse.de>
613 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
614 instead of DECL_NAME for the entry point.
616 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
618 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
619 before the lock release.
621 2009-12-03 Michael Matz <matz@suse.de>
624 * cfgexpand.c (struct stack_var): Add conflicts member.
625 (stack_vars_conflict, stack_vars_conflict_alloc,
626 n_stack_vars_conflict): Remove.
627 (add_stack_var): Initialize conflicts member.
628 (triangular_index, resize_stack_vars_conflict): Remove.
629 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
631 (union_stack_vars): Only run over the conflicts.
632 (partition_stack_vars): Remove special case.
633 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
634 don't create self-conflicts.
635 (account_used_vars_for_block): Don't create any conflicts.
636 (fini_vars_expansion): Free bitmaps, don't free or clear removed
639 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
642 * regrename.c (live_in_chains): New variable.
643 (verify_reg_tracked): New static function.
644 (scan_rtx_reg): Update live_in_chains.
645 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
646 we're already tracking the reg.
647 (build_def_use): Likewise. Initialize live_in_chains.
649 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
651 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
653 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
654 * config/spu/spu.c (spu_function_profiler): New function.
655 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
656 spu_function_profiler.
657 (NO_PROFILE_COUNTERS): Define.
658 (PROFILE_BEFORE_PROLOGUE): Likewise.
660 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
662 * ggc-page.c (struct free_object): Pull definition out ...
663 (struct globals): .. from here.
665 2009-12-02 Richard Guenther <rguenther@suse.de>
667 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
668 are sign-extending. Simplify.
670 2009-12-02 Richard Henderson <rth@redhat.com>
673 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
674 (generate_memset_zero): Convert to sizetype properly. Tidy.
676 2009-12-02 Richard Guenther <rguenther@suse.de>
678 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
679 Do not pretend we have value exprs.
681 2009-12-02 Richard Guenther <rguenther@suse.de>
684 * fold-const.c (try_move_mult_to_index): Do not leak
685 domain types into the IL.
687 2009-12-02 Richard Guenther <rguenther@suse.de>
690 * tree.c (free_lang_data): Disable if not using LTO.
692 2009-12-02 Richard Guenther <rguenther@suse.de>
695 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
697 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
700 * tree.h (int_or_pointer_precision): Remove.
701 * tree.c (int_or_pointer_precision): Remove.
702 (integer_pow2p): Use TYPE_PRECISION instead.
703 (tree_log2): Likewise.
704 (tree_floor_log2): Likewise.
705 (signed_or_unsigned_type_for): Likewise.
706 * fold-const.c (fit_double_type): Likewise.
707 * varasm.c (initializer_constant_valid_p): Likewise.
709 2009-12-02 Ira Rosen <irar@il.ibm.com>
711 * doc/invoke.texi (-fdump-tree-slp): Document.
712 (-ftree-vectorizer-verbose): Update.
713 (-ftree-slp-vectorize): Document.
715 2009-12-02 Nick Clifton <nickc@redhat.com>
717 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
718 no fixed registers are available for interrupt handlers. Do not
719 fix normal registers.
720 (MUST_SAVE_ACC_REGISTER): New macro.
721 (rx_get_stack_layout): Create a stack frame for fast interrupt
722 handlers, if necessary. Push extra registers if needed in order
723 to save the accumulator.
724 (rx_expand_prologue): Create a stack frame for fast interrupt
725 handlers, if necessary.
726 (rx_expand_builtin_mvfc): Handle the case where there is no target.
728 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
730 * config/i386/abmintrin.h (__lzcnt16): New.
733 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
734 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
735 (bdesc_special_args): Add __builtin_clzs.
736 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
738 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
740 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
741 (_mm_popcnt_u64): New.
743 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
745 * config/i386/abmintrin.h: New.
746 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
747 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
749 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
751 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
752 (crc32modesuffix): Remove.
753 (crc32modeconstraint): Ditto.
754 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
755 imodesuffix instead of crc32modesuffix and <r>m instead of
758 2009-12-01 Jakub Jelinek <jakub@redhat.com>
761 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
762 contains no statements.
764 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
765 Joern Rennecke <amylaar@spamcop.net>
767 * cgraphunit.c (plugin.h): Include.
768 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
769 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
770 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
771 (enum plugin_event): Define by including plugin.def.
772 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
773 (plugin_event_name): Change type to const char **.
774 (get_event_last, get_named_event_id, unregister_callback): Declare.
775 (register_callback): Change type of event argument to int.
776 (highlev-plugin-common.h): New file.
777 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
779 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
780 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
781 (s-header-vars): New rule.
782 (install-plugin): Depend on s-header-vars. Install b-header-vars.
783 * params.c (get_num_compiler_params): New function.
784 * params.h (get_num_compiler_params): Declare.
785 * passes.c (plugin.h): Include.
786 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
787 (do_per_function_toporder, pass_init_dump_file): No longer static.
788 (pass_fini_dump_file): Likewise.
789 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
790 PLUGIN_PASS_EXECUTION.
791 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
792 PLUGIN_EARLY_GIMPLE_PASSES_END.
793 * plugin.c (plugin_event_name_init): New array, defined by
794 including plugin.def.
795 (FMT_FOR_PLUGIN_EVENT): Update.
796 (plugin_event_name): Change type to const char ** and initialize
797 to plugin_event_name_init.
798 (event_tab, event_last, event_horizon): New variable.
799 (get_event_last): New function.
800 (plugin_callbacks_init): New array.
801 (plugin_callbacks: Change type to struct callback_info **.
802 Initialize to plugin_callbacks_init.
803 (htab_event_eq, get_named_event_id, unregister_callback): New function.
804 (invoke_plugin_va_callbacks): Likewise.
805 (register_callback): Change type of event argument to int.
806 Handle new events. Allow dynamic events.
807 (invoke_plugin_callbacks): Likewise. Return success status.
808 (plugins_active_p): Allow dynamic callbacks.
809 * plugin.def: New file.
810 * plugin.h (invoke_plugin_callbacks): Update prototype.
811 (invoke_plugin_va_callbacks): Declare.
812 * tree-optimize.c (plugin.h): Include.
813 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
814 PLUGIN_ALL_PASSES_END.
815 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
816 (pass_fini_dump_file, do_per_function_toporder): Likewise.
817 * doc/plugin.texi: Document new event types.
819 2009-12-01 Martin Jambor <mjambor@suse.cz>
821 PR tree-optimization/42237
822 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
823 in between references into two.
825 2009-12-01 Richard Guenther <rguenther@suse.de>
827 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
828 to the block of the call when remapping a type.
830 2009-12-01 Martin Jambor <mjambor@suse.cz>
832 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
834 * ipa-prop.h (struct ipa_param_call_note): Likewise.
835 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
837 2009-12-01 Richard Guenther <rguenther@suse.de>
839 * final.c (rest_of_clean_state): If -fcompare-debug is
840 given dump final insns without UIDs.
841 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
842 after_inlining checks.
844 2009-11-30 Chao-ying Fu <fu@mips.com>
846 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
848 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
850 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
851 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
852 * configure: Regenerate.
853 * config.in: Regenerate.
855 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
856 options for Cygwin DLL libstdc++ support wrappers.
857 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
858 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
859 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
860 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
861 (LINK_SPEC): Include CXX_WRAP_SPEC.
862 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
863 (i386_find_on_wrapper_list): Check if a function is found on the list
864 of libstdc++ wrapper options.
865 (i386_pe_file_end): If we are importing a wrapped function, also emit
866 an external declaration for the real version.
867 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
868 Cygwin targets. Update copyright year.
870 2009-11-30 Steve Ellcey <sje@cup.hp.com>
871 Jakub Jelinek <jakub@redhat.com>
873 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
876 2009-11-30 Anatoly Sokolov <aesok@post.ru>
878 * config/sh/sh.c (sh_promote_prototypes): Make static.
879 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
881 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
882 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
883 sh_function_value_regno_p.
884 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
885 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
886 (sh_promote_prototypes) : Remove.
888 2009-11-30 Julian Brown <julian@codesourcery.com>
890 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
893 2009-11-30 Richard Henderson <rth@redhat.com>
895 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
896 (bdesc_special_args): Update insn codes.
897 (avx_vpermilp_parallel): Correct range check.
898 (ix86_rtx_costs): Handle vector permutation rtx codes.
899 (struct expand_vec_perm_d): Move earlier.
900 (get_mode_wider_vector): New.
901 (expand_vec_perm_broadcast_1): New.
902 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
903 (expand_vec_perm_broadcast): New.
904 (ix86_expand_vec_perm_builtin_1): Use it.
905 * config/i386/i386-protos.h: Update.
906 * config/i386/predicates.md (avx_vbroadcast_operand): New.
907 * config/i386/sse.md (AVX256MODE24P): New.
908 (ssescalarmodesuffix2s): New.
909 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
910 (avxmodesuffixf2c): Add V8SI, V4DI.
911 (vec_dupv4sf): New expander.
912 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
913 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
914 V4SF and V4SI. Move C alternatives to front. Add insertps and
916 (*vec_set<mode>_0_sse2): Split out from ...
917 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
918 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
919 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
920 ix86_fixup_binary_operands.
921 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
922 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
923 (*avx_movddup, *sse3_movddup): Remove. New splitter from
924 vec_select form to vec_duplicate form.
925 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
926 ix86_vec_interleave_v2df_operator_ok.
927 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
928 (*avx_unpcklpd256): ... here.
929 (*vec_dupv4si_avx): New.
930 (*vec_dupv2di_avx): Add movddup alternative.
931 (*vec_dupv2di_sse3): New.
932 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
933 avx_vbroadcastss256; represent with vec_duplicate instead of
934 nested vec_concat operations.
935 (avx_vbroadcastf128_<mode>): Rename from
936 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
937 (*avx_vperm_broadcast_v4sf): New.
938 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
940 2009-11-30 Martin Jambor <mjambor@suse.cz>
943 * tree-sra.c (struct access): New field grp_different_types.
944 (dump_access): Dump grp_different_types.
945 (compare_access_positions): Prefer scalars and vectors over other
947 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
948 (sra_modify_expr): Use the original also when dealing with a complex
949 or vector group accessed as multiple types.
951 2009-11-30 Richard Henderson <rth@redhat.com>
953 * config/i386/i386.c (avx_vperm2f128_parallel): New.
954 * config/i386/i386-protos.h: Declare it.
955 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
956 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
957 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
958 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
959 (*avx_vperm2f128<mode>_nozero): New.
961 2009-11-30 Richard Henderson <rth@redhat.com>
963 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
964 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
965 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
966 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
967 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
968 (bdesc_args): Add them.
969 (ix86_expand_builtin): Expand them.
970 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
972 2009-11-30 Martin Jambor <mjambor@suse.cz>
975 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
977 2009-11-30 Jakub Jelinek <jakub@redhat.com>
979 * ipa-reference.c (propagate): Only dump bitmaps if computed.
981 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
984 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
985 (new_var_hash): Likewise.
986 (is_in_new_vars_htab): Likewise.
987 (add_to_new_vars_htab): Likewise.
989 2009-11-30 Ira Rosen <irar@il.ibm.com>
991 * tree-vect-stmts.c (vectorizable_assignment): Support
994 2009-11-30 Richard Guenther <rguenther@suse.de>
996 * doc/contrib.texi (Contributors): Add myself.
998 2009-11-30 Richard Guenther <rguenther@suse.de>
1000 * tree.c (free_lang_data): Do not set debug_info_level to
1003 2009-11-30 Richard Guenther <rguenther@suse.de>
1007 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
1010 2009-11-30 Richard Guenther <rguenther@suse.de>
1012 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
1015 2009-11-30 Richard Guenther <rguenther@suse.de>
1017 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
1018 * tree-pass.h (TDF_NOUID): Likewise.
1019 * print-rtl.c: Include tree-pass.h.
1020 (print_mem_expr): Pass dump_flags.
1021 (print_rtx): Likewise.
1022 * print-tree.c: Include tree-pass.h.
1023 (print_node_brief): Handle TDF_NOUID.
1024 (print_node): Likewise.
1025 * tree-pretty-print.c (dump_decl_name): Likewise.
1026 (dump_generic_node): Likewise.
1027 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1030 2009-11-30 Nick Clifton <nickc@redhat.com>
1032 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1033 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1034 stormy16-lib2-count-leading-zeros.c.
1035 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1036 __stormy16_count_leading_zeros() into this function.
1037 (__ctzhi2): Use __builtin_clz.
1038 (__ffshi2): Likewise.
1040 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
1042 * config/sparc/sparc.c (DF_MODES): Simplify.
1043 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1044 (TF_MODES, OF_MODES): Adjust for above change.
1045 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1046 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1048 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
1050 PR rtl-optimization/41812
1051 * fwprop.c (local_md, local_lr): New globals.
1052 (process_defs, process_uses): Remove local_md argument. Never
1053 consider dead pseudos to have singleton def-use chains.
1054 (single_def_use_enter_block): Perform LR simulation.
1055 (build_single_def_use_links): Remove local_md local variable.
1056 Add DF_NOTE. Allocate local_lr.
1057 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1058 * df-problems.c (df_md_scratch): New.
1059 (df_md_alloc, df_md_free): Allocate/free it.
1060 (df_md_local_compute): Only include live registers in init.
1061 (df_md_transfer_function): Prune the in-set computed by
1062 the confluence function, and the gen-set too.
1064 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
1066 PR rtl-optimization/40086
1067 * reorg.c (relax_delay_slots): When looking for redundant insn at
1068 the branch target, use next_real_insn, not next_active_insn.
1070 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1072 * doc/install.texi: Update minimum MPC version to 0.8.
1074 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1076 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1077 HONOR_SIGNED_ZEROS final condition.
1078 (fnmsubsf4_powerpc_1): Same.
1079 (fnmadddf4_fpr_1): Same.
1080 (fnmsubdf4_fpr_1): Same.
1082 2009-11-29 Ira Rosen <irar@il.ibm.com>
1084 PR tree-optimization/42193
1085 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1086 to 1 in case of basic block SLP.
1087 (vectorizable_load): Likewise.
1089 2009-11-28 Jan Hubicka <jh@suse.cz>
1091 * cgraph.c (same_body_alias_1): Break out of
1092 (same_body_alias): ... here; remove comdat check; it is handled
1094 (cgraph_add_thunk): New.
1095 (dump_cgraph_node): Dump aliases and thunks.
1096 * cgraph.h (cgraph_thunk_info): New structure.
1097 (struct cgraph_node): Add thunk info.
1098 (cgraph_add_thunk): New.
1099 * cgraphunit.c (cgraph_emit_thunks): Remove.
1100 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1101 (assemble_thunk): New function.
1102 (cgraph_expand_function): Handle thunks.
1103 (thunk_adjust): New.
1104 (init_lowered_empty_function): New.
1105 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1107 * lto-cgraph.c (lto_output_node): Stream thunk info.
1108 (input_node): Likewise.
1109 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1110 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1111 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1112 * i386.c (x86_output_mi_thunk): Make output prettier.
1114 2009-11-28 Richard Guenther <rguenther@suse.de>
1116 PR tree-optimization/42183
1117 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1118 address taken. Merge the addressable state of the NRV
1119 variable and the result instead of copying it.
1121 2009-11-28 Jakub Jelinek <jakub@redhat.com>
1123 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1124 malloc_fname variable.
1125 (check_allocation_function): Remove unused gsi and bb_level_0
1127 (transform_access_sites): Remove unused d_type_size and d_type_size_k
1129 * omega.c (resurrect_subs): Remove unused n variable.
1130 (omega_solve_geq): Remove unused neweqns variable.
1131 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1132 * tree-inline.c (declare_return_variable): Remove USE_P argument,
1133 return use instead of var.
1134 (remap_decl, remap_block): Remove unused fn variable.
1135 (expand_call_inline): Remove unused retvar variable, adjust
1136 declare_return_variable caller.
1137 (optimize_inline_calls): Remove unused prev_fn variable.
1138 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1140 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1142 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1144 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1146 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
1147 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1148 parameter. Remove unused par_stmt variable.
1149 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1150 (expand_omp_sections): Remove unused l1 variable.
1151 (lower_omp_for): Remove unused ilist variable.
1152 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1153 Remove unused has_upstream_mem_write_p variable.
1154 * recog.c (decode_asm_operands): Remove unused noperands variable.
1155 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1157 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
1158 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1160 (gen_conditions_for_pow): Remove unused ec variable.
1161 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1163 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1165 * tree-ssa-sink.c (statement_sink_location): Remove unused code
1167 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1169 * tree-complex.c (create_one_component_var): Remove unused inner_type
1171 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1172 unnecessarily when GEN_*CALL omits that argument.
1173 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
1174 (build_def_use): Remove unused icode variable.
1175 * ipa-pure-const.c (check_call): Remove unused callee and avail
1177 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1178 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1180 (vect_pattern_recog): Remove unused stmt variable.
1181 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1182 new_regions variable.
1183 * postreload.c (reload_cse_simplify_operands): Remove unused mode
1185 * tree-parloops.c (create_call_for_reduction_1): Remove unused
1187 (create_parallel_loop): Remove unused res variable.
1188 (gen_parallel_loop): Remove unused nloop variable.
1189 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1190 * value-prof.c (gimple_mod_subtract_transform,
1191 gimple_stringops_transform): Remove unused value variable.
1192 (gimple_stringops_values_to_profile): Remove unused fcode variable.
1193 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
1194 (vrp_visit_switch_stmt): Remove unused n variable.
1195 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1197 (vectorizable_operation): Remove unused shift_p variable.
1198 (vectorizable_store): Remove unused first_stmt_vinfo variable.
1199 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1200 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1202 (vect_permute_store_chain): Remove unused scalar_dest variable.
1203 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1205 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1206 local_info variable.
1207 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
1209 * optabs.c (expand_binop): Remove unused equiv_value variable.
1210 (emit_libcall_block): Remove unused prev variable.
1211 (init_optabs): Remove unused int_mode variable.
1212 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1214 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
1215 (find_func_aliases): Remove unused rhstype variable.
1216 (ipa_pta_execute): Remove unused varid variable.
1218 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1220 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1222 2009-11-28 David Binderman <dcb314@hotmail.com>
1224 * ira-color.c (put_allocno_into_bucket): Remove set but not used
1225 local variable hard_regs_num.
1226 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1227 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1228 * lower-subreg.c (decompose_multiword_subregs): Remove next.
1230 2009-11-27 Martin Jambor <mjambor@suse.cz>
1233 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1234 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
1235 for vector and complex types.
1236 (get_adjustment_for_base): Describe return value in the comment.
1238 2009-11-27 Nick Clifton <nickc@redhat.com>
1240 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
1241 (COUNT_LEADING_ZEROS_0): Likewise.
1242 * config/stormy16/stormy16-lib2.c: Arrange for separate
1243 compilation of each function.
1244 (__ffshi2): New function.
1245 (__stormy16_count_leading_zeros): New function.
1246 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1247 compile each function into its own object file.
1248 (stormy16-lib2-ashlsi3.c): New stub file.
1249 (stormy16-lib2-ashrsi3.c): New stub file.
1250 (stormy16-lib2-clzhi2.c): New stub file.
1251 (stormy16-lib2-count-leading-zeros.c): New stub file.
1252 (stormy16-lib2-ctzhi2.c): New stub file.
1253 (stormy16-lib2-divsi3.c): New stub file.
1254 (stormy16-lib2-ffshi2.c): New stub file.
1255 (stormy16-lib2-lshrsi3.c): New stub file.
1256 (stormy16-lib2-modsi3.c): New stub file.
1257 (stormy16-lib2-parityhi2.c): New stub file.
1258 (stormy16-lib2-popcounthi2.c): New stub file.
1259 (stormy16-lib2-udivmodsi4.c): New stub file.
1260 (stormy16-lib2-udivsi3.c): New stub file.
1261 (stormy16-lib2-umodsi3.c): New stub file.
1263 2009-11-27 Richard Henderson <rth@redhat.com>
1265 * config/i386/sse.md (vec_interleave_highv16qi,
1266 vec_interleave_lowv16qi, vec_interleave_highv8hi,
1267 vec_interleave_lowv8hi, vec_interleave_highv4si,
1268 vec_interleave_lowv4si, vec_interleave_highv2di,
1269 vec_interleave_lowv2di, vec_interleave_highv4sf,
1270 vec_interleave_lowv4sf, vec_interleave_highv2df,
1271 vec_interleave_lowv2df): Remove expanders.
1272 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1273 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1274 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1275 Rename to their proper vec_interleave equivalent. Update all users
1277 * config/i386/i386.c, config/i386/i386.md: Update all users.
1279 2009-11-27 Michael Matz <matz@suse.de>
1281 PR rtl-optimization/42084
1282 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1283 use it to stop walking.
1284 (expand_gimple_cond): Adjust call to above.
1286 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1289 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1290 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1291 __extension__ to allow cast from function pointer to object
1293 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1295 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1297 * config/ia64/itanium1.md: Remove.
1298 * config/ia64/ia64.md: Do not include it.
1299 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1300 "itanium1", and "merced" from the processor alias table.
1301 (clocks, add_cycles): Remove global variables.
1302 (ia64_sched_reorder2): Don't set/use them.
1303 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1304 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1306 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1308 * config/s390/s390.c (last_scheduled_insn): New variable.
1309 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1311 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1312 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1315 2009-11-27 Michael Matz <matz@suse.de>
1318 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1320 2009-11-27 Richard Guenther <rguenther@suse.de>
1322 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1323 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1324 * loop-init.c (pass_rtl_move_loop_invariants): Use
1325 TV_LOOP_MOVE_INVARIANTS.
1326 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1327 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1328 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1330 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1332 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1334 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1336 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1337 unused insn variable.
1338 * genemit.c (output_peephole2_scratches): Only declare and initialize
1339 _regs_allocated if it will be ever used.
1340 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1342 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1343 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1346 * opts.c (decode_options): If optimize is bigger than 255,
1349 2009-11-26 Richard Henderson <rth@redhat.com>
1351 * config/i386/sse.md (mulv16qi3): Change back from an expander
1352 to an insn-and-split.
1353 (mulv4si): Mention AVX not XOP for AVX exception.
1354 (*sse2_mulv4si3): Likewise.
1355 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1357 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1359 * cfgexpand (n_stack_vars_conflict): New static variable.
1360 (triangular_index): Reduce likelyhood of overflow by performing
1361 the division before the multiplication.
1362 (resize_stack_vars_conflict): Call fatal_error if overflow
1363 occurred in triangular_index. Update n_stack_vars_conflict.
1366 * regrename.c (struct du_chain): Remove member earlyclobber.
1367 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1368 all callers changed.
1369 (scan_rtx): Remove argument earlyclobber, all callers changed.
1370 (hide_operands, restore_operands, record_out_operands): New functions,
1371 broken out of build_def_use.
1372 (build_def_use): Call them as necessary.
1374 * regrename.c (struct du_head): New members id, conflicts,
1375 hard_conflicts and cannot_rename.
1376 (enum scan_actions): Remove terminate_all_read and
1377 terminate_overlapping_read; add mark_all_read.
1378 (scan_actions_name): Likewise.
1379 (du_head_p): New typedef. Define a vector type for it.
1380 (id_to_chain): New static variable.
1381 (note_sets, clear_dead_regs): Delete functions.
1382 (free_chain_data): New function.
1383 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1384 Remove argument B, all callers changed.
1385 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1386 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1387 Call free_chain_data when done.
1388 (do_replace): Remove death notes when the renamed reg is set in the
1389 last insn; add them if not.
1390 (mark_conflict, note_sets_clobbers): New static function.
1391 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1393 (scan_rtx_reg): Keep track of conflicts between chains, and between
1394 chains and hard regs. Don't terminate chains when we find a read we
1395 can't handle, mark it unrenameable instead. For terminate_write,
1396 terminate chains that are written with an exact match or a superset
1397 of registers. Set fail_current_block if multi-word lifetimes are too
1399 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1400 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1401 free memory for them when done.
1402 Rearrange the steps so that earlyclobbers are noted before reads
1403 are processed. Add new steps to keep track of hard register lifetimes
1404 outside insn operands.
1406 2009-11-26 Richard Guenther <rguenther@suse.de>
1408 * tree-ssa-dce.c (nr_walks): New variable.
1409 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1410 (perform_tree_ssa_dce): Init nr_walks.
1412 2009-11-26 Michael Matz <matz@suse.de>
1414 PR tree-optimization/41905
1415 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1416 below statements that can't fall thru.
1418 2009-11-26 Michael Matz <matz@suse.de>
1420 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1421 expand_builtin_sprintf): Remove.
1422 (expand_builtin): Don't call them.
1424 2009-11-26 Richard Guenther <rguenther@suse.de>
1426 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1428 2009-11-26 Nick Clifton <nickc@redhat.com>
1430 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1431 being used incorrectly.
1432 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1433 sibcalls, or sibcalls from interrupt functions.
1434 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1435 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1436 for a MEM inside a MEM.
1437 (sibcall_value): Likewise.
1438 (sibcall_internal): New pattern containing old sibcall pattern.
1439 (sibcall_value_internal): Likewise.
1441 2009-11-25 Richard Henderson <rth@redhat.com>
1443 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1444 optional 3rd argument to define the mode.
1445 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1446 (V2UDI, V4USI, V8UHI, V16UQI): New.
1447 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1448 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1449 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1450 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1451 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1452 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1453 (bdesc_args): Add the builtin definitions to match.
1454 (ix86_expand_builtin): Expand them.
1455 (ix86_builtin_vectorization_cost): Rename from
1456 x86_builtin_vectorization_cost.
1457 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1458 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1459 expand_vec_perm_blend, expand_vec_perm_vpermil,
1460 expand_vec_perm_pshufb, expand_vec_perm_1,
1461 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1462 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1463 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1464 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1465 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1466 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1467 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1468 * sse.md (SSEMODE_EO): New.
1469 (vec_extract_even<mode>): Use SSEMODE_EO and
1470 ix86_expand_vec_extract_even_odd.
1471 (vec_extract_odd<mode>): Likewise.
1472 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1473 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1475 2009-11-25 Richard Henderson <rth@redhat.com>
1477 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1478 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1479 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1480 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1481 the vector constant here...
1482 (vect_transform_slp_perm_load): ... do it here instead. Validate
1483 that the permutation vector is implementable by the target.
1485 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1487 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1488 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1490 * print-rtl.c (print_rtx): When printing newline, append
1491 print_rtx_head and indentation after the newline.
1494 * config/i386/i386.c (print_operand): For 32-byte memory use
1495 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1496 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1497 in -masm=intel mode.
1498 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1500 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1501 memory operand in -masm=intel mode.
1502 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1503 *sse2_pinsrw): Likewise.
1504 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1505 q suffix in -masm=intel mode.
1507 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1512 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1513 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1514 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1515 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1516 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1518 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1520 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/predicates.md (emms_operation): New predicate.
1523 (vzeroupper_operation): Ditto.
1524 (vzeroall_operation): Improve pattern recognition.
1525 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1526 (avx_vzeroupper): Change insn pattern to expander.
1527 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1529 (*avx_vzeroall): Remove operands 1 and 2.
1530 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1532 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1533 (*mmx_femms): Ditto.
1534 * config/i386/i386.c (enum ix86_builtins)
1535 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1536 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1537 Remove initailization.
1538 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1540 2009-11-25 Paul Brook <paul@codesourcery.com>
1542 * config/arm/arm.md (consttable_4): Handle (high ...).
1544 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1545 Richard Earnshaw <rearnsha@arm.com>
1547 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1548 * arm.c (all_fpus): Use it for floating point units that aren't based
1549 on the VFP architecture.
1550 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1553 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1555 * alias.c: Remove trailing white spaces.
1556 * alloc-pool.c: Likewise.
1557 * alloc-pool.h: Likewise.
1558 * attribs.c: Likewise.
1559 * auto-inc-dec.c: Likewise.
1560 * basic-block.h: Likewise.
1561 * bb-reorder.c: Likewise.
1562 * bt-load.c: Likewise.
1563 * builtins.c: Likewise.
1564 * builtins.def: Likewise.
1565 * c-common.c: Likewise.
1566 * c-common.h: Likewise.
1567 * c-cppbuiltin.c: Likewise.
1568 * c-decl.c: Likewise.
1569 * c-format.c: Likewise.
1570 * c-lex.c: Likewise.
1571 * c-omp.c: Likewise.
1572 * c-opts.c: Likewise.
1573 * c-parser.c: Likewise.
1574 * c-pretty-print.c: Likewise.
1575 * c-tree.h: Likewise.
1576 * c-typeck.c: Likewise.
1577 * caller-save.c: Likewise.
1578 * calls.c: Likewise.
1580 * cfganal.c: Likewise.
1581 * cfgexpand.c: Likewise.
1582 * cfghooks.c: Likewise.
1583 * cfghooks.h: Likewise.
1584 * cfglayout.c: Likewise.
1585 * cfgloop.c: Likewise.
1586 * cfgloop.h: Likewise.
1587 * cfgloopmanip.c: Likewise.
1588 * cfgrtl.c: Likewise.
1589 * cgraph.c: Likewise.
1590 * cgraph.h: Likewise.
1591 * cgraphbuild.c: Likewise.
1592 * cgraphunit.c: Likewise.
1593 * cif-code.def: Likewise.
1594 * collect2.c: Likewise.
1595 * combine.c: Likewise.
1596 * convert.c: Likewise.
1597 * coverage.c: Likewise.
1598 * crtstuff.c: Likewise.
1600 * cselib.c: Likewise.
1601 * dbgcnt.c: Likewise.
1602 * dbgcnt.def: Likewise.
1603 * dbgcnt.h: Likewise.
1604 * dbxout.c: Likewise.
1608 * defaults.h: Likewise.
1609 * df-byte-scan.c: Likewise.
1610 * df-core.c: Likewise.
1611 * df-problems.c: Likewise.
1612 * df-scan.c: Likewise.
1615 * diagnostic.c: Likewise.
1616 * diagnostic.h: Likewise.
1617 * dominance.c: Likewise.
1618 * domwalk.c: Likewise.
1619 * double-int.c: Likewise.
1620 * double-int.h: Likewise.
1622 * dwarf2asm.c: Likewise.
1623 * dwarf2asm.h: Likewise.
1624 * dwarf2out.c: Likewise.
1625 * ebitmap.c: Likewise.
1626 * ebitmap.h: Likewise.
1627 * emit-rtl.c: Likewise.
1628 * et-forest.c: Likewise.
1629 * except.c: Likewise.
1630 * except.h: Likewise.
1631 * expmed.c: Likewise.
1634 * final.c: Likewise.
1635 * flags.h: Likewise.
1636 * fold-const.c: Likewise.
1637 * function.c: Likewise.
1638 * function.h: Likewise.
1639 * fwprop.c: Likewise.
1641 * gcov-dump.c: Likewise.
1642 * gcov-io.c: Likewise.
1643 * gcov-io.h: Likewise.
1646 * genattr.c: Likewise.
1647 * genattrtab.c: Likewise.
1648 * genautomata.c: Likewise.
1649 * genchecksum.c: Likewise.
1650 * genconfig.c: Likewise.
1651 * genflags.c: Likewise.
1652 * gengtype-parse.c: Likewise.
1653 * gengtype.c: Likewise.
1654 * gengtype.h: Likewise.
1655 * genmddeps.c: Likewise.
1656 * genmodes.c: Likewise.
1657 * genopinit.c: Likewise.
1658 * genpreds.c: Likewise.
1659 * gensupport.c: Likewise.
1660 * ggc-common.c: Likewise.
1661 * ggc-page.c: Likewise.
1662 * ggc-zone.c: Likewise.
1664 * gimple-iterator.c: Likewise.
1665 * gimple-low.c: Likewise.
1666 * gimple-pretty-print.c: Likewise.
1667 * gimple.c: Likewise.
1668 * gimple.def: Likewise.
1669 * gimple.h: Likewise.
1670 * gimplify.c: Likewise.
1671 * graphds.c: Likewise.
1672 * graphite-clast-to-gimple.c: Likewise.
1673 * gthr-nks.h: Likewise.
1674 * gthr-posix.c: Likewise.
1675 * gthr-posix.h: Likewise.
1676 * gthr-posix95.h: Likewise.
1677 * gthr-single.h: Likewise.
1678 * gthr-tpf.h: Likewise.
1679 * gthr-vxworks.h: Likewise.
1681 * haifa-sched.c: Likewise.
1682 * hard-reg-set.h: Likewise.
1683 * hooks.c: Likewise.
1684 * hooks.h: Likewise.
1685 * hosthooks.h: Likewise.
1686 * hwint.h: Likewise.
1687 * ifcvt.c: Likewise.
1688 * incpath.c: Likewise.
1689 * init-regs.c: Likewise.
1690 * integrate.c: Likewise.
1691 * ipa-cp.c: Likewise.
1692 * ipa-inline.c: Likewise.
1693 * ipa-prop.c: Likewise.
1694 * ipa-pure-const.c: Likewise.
1695 * ipa-reference.c: Likewise.
1696 * ipa-struct-reorg.c: Likewise.
1697 * ipa-struct-reorg.h: Likewise.
1698 * ipa-type-escape.c: Likewise.
1699 * ipa-type-escape.h: Likewise.
1700 * ipa-utils.c: Likewise.
1701 * ipa-utils.h: Likewise.
1703 * ira-build.c: Likewise.
1704 * ira-color.c: Likewise.
1705 * ira-conflicts.c: Likewise.
1706 * ira-costs.c: Likewise.
1707 * ira-emit.c: Likewise.
1708 * ira-int.h: Likewise.
1709 * ira-lives.c: Likewise.
1712 * lambda-code.c: Likewise.
1713 * lambda-mat.c: Likewise.
1714 * lambda-trans.c: Likewise.
1715 * lambda.h: Likewise.
1716 * langhooks.c: Likewise.
1718 * libgcov.c: Likewise.
1719 * lists.c: Likewise.
1720 * loop-doloop.c: Likewise.
1721 * loop-init.c: Likewise.
1722 * loop-invariant.c: Likewise.
1723 * loop-iv.c: Likewise.
1724 * loop-unroll.c: Likewise.
1725 * lower-subreg.c: Likewise.
1726 * lto-cgraph.c: Likewise.
1727 * lto-compress.c: Likewise.
1728 * lto-opts.c: Likewise.
1729 * lto-section-in.c: Likewise.
1730 * lto-section-out.c: Likewise.
1731 * lto-streamer-in.c: Likewise.
1732 * lto-streamer-out.c: Likewise.
1733 * lto-streamer.c: Likewise.
1734 * lto-streamer.h: Likewise.
1735 * lto-symtab.c: Likewise.
1736 * lto-wpa-fixup.c: Likewise.
1737 * matrix-reorg.c: Likewise.
1739 * mode-switching.c: Likewise.
1740 * modulo-sched.c: Likewise.
1741 * omega.c: Likewise.
1742 * omega.h: Likewise.
1743 * omp-low.c: Likewise.
1744 * optabs.c: Likewise.
1745 * optabs.h: Likewise.
1746 * opts-common.c: Likewise.
1748 * params.def: Likewise.
1749 * params.h: Likewise.
1750 * passes.c: Likewise.
1751 * plugin.c: Likewise.
1752 * postreload-gcse.c: Likewise.
1753 * postreload.c: Likewise.
1754 * predict.c: Likewise.
1755 * predict.def: Likewise.
1756 * pretty-print.c: Likewise.
1757 * pretty-print.h: Likewise.
1758 * print-rtl.c: Likewise.
1759 * print-tree.c: Likewise.
1760 * profile.c: Likewise.
1761 * read-rtl.c: Likewise.
1763 * recog.c: Likewise.
1764 * reg-stack.c: Likewise.
1765 * regcprop.c: Likewise.
1766 * reginfo.c: Likewise.
1767 * regmove.c: Likewise.
1768 * regrename.c: Likewise.
1770 * regstat.c: Likewise.
1771 * reload.c: Likewise.
1772 * reload1.c: Likewise.
1773 * resource.c: Likewise.
1775 * rtl.def: Likewise.
1777 * rtlanal.c: Likewise.
1778 * sbitmap.c: Likewise.
1779 * sched-deps.c: Likewise.
1780 * sched-ebb.c: Likewise.
1781 * sched-int.h: Likewise.
1782 * sched-rgn.c: Likewise.
1783 * sched-vis.c: Likewise.
1784 * sdbout.c: Likewise.
1785 * sel-sched-dump.c: Likewise.
1786 * sel-sched-dump.h: Likewise.
1787 * sel-sched-ir.c: Likewise.
1788 * sel-sched-ir.h: Likewise.
1789 * sel-sched.c: Likewise.
1790 * sel-sched.h: Likewise.
1793 * simplify-rtx.c: Likewise.
1794 * stack-ptr-mod.c: Likewise.
1796 * stor-layout.c: Likewise.
1797 * store-motion.c: Likewise.
1798 * stringpool.c: Likewise.
1799 * stub-objc.c: Likewise.
1800 * sync-builtins.def: Likewise.
1801 * target-def.h: Likewise.
1802 * target.h: Likewise.
1803 * targhooks.c: Likewise.
1804 * targhooks.h: Likewise.
1805 * timevar.c: Likewise.
1806 * tlink.c: Likewise.
1807 * toplev.c: Likewise.
1808 * toplev.h: Likewise.
1809 * tracer.c: Likewise.
1810 * tree-affine.c: Likewise.
1811 * tree-affine.h: Likewise.
1812 * tree-browser.def: Likewise.
1813 * tree-call-cdce.c: Likewise.
1814 * tree-cfg.c: Likewise.
1815 * tree-cfgcleanup.c: Likewise.
1816 * tree-chrec.c: Likewise.
1817 * tree-chrec.h: Likewise.
1818 * tree-complex.c: Likewise.
1819 * tree-data-ref.c: Likewise.
1820 * tree-data-ref.h: Likewise.
1821 * tree-dfa.c: Likewise.
1822 * tree-dump.c: Likewise.
1823 * tree-dump.h: Likewise.
1824 * tree-eh.c: Likewise.
1825 * tree-flow-inline.h: Likewise.
1826 * tree-flow.h: Likewise.
1827 * tree-if-conv.c: Likewise.
1828 * tree-inline.c: Likewise.
1829 * tree-into-ssa.c: Likewise.
1830 * tree-loop-distribution.c: Likewise.
1831 * tree-loop-linear.c: Likewise.
1832 * tree-mudflap.c: Likewise.
1833 * tree-nested.c: Likewise.
1834 * tree-nomudflap.c: Likewise.
1835 * tree-nrv.c: Likewise.
1836 * tree-object-size.c: Likewise.
1837 * tree-optimize.c: Likewise.
1838 * tree-outof-ssa.c: Likewise.
1839 * tree-parloops.c: Likewise.
1840 * tree-pass.h: Likewise.
1841 * tree-phinodes.c: Likewise.
1842 * tree-predcom.c: Likewise.
1843 * tree-pretty-print.c: Likewise.
1844 * tree-profile.c: Likewise.
1845 * tree-scalar-evolution.c: Likewise.
1846 * tree-ssa-address.c: Likewise.
1847 * tree-ssa-alias.c: Likewise.
1848 * tree-ssa-ccp.c: Likewise.
1849 * tree-ssa-coalesce.c: Likewise.
1850 * tree-ssa-copy.c: Likewise.
1851 * tree-ssa-copyrename.c: Likewise.
1852 * tree-ssa-dce.c: Likewise.
1853 * tree-ssa-dom.c: Likewise.
1854 * tree-ssa-dse.c: Likewise.
1855 * tree-ssa-forwprop.c: Likewise.
1856 * tree-ssa-ifcombine.c: Likewise.
1857 * tree-ssa-live.c: Likewise.
1858 * tree-ssa-live.h: Likewise.
1859 * tree-ssa-loop-ch.c: Likewise.
1860 * tree-ssa-loop-im.c: Likewise.
1861 * tree-ssa-loop-ivcanon.c: Likewise.
1862 * tree-ssa-loop-ivopts.c: Likewise.
1863 * tree-ssa-loop-manip.c: Likewise.
1864 * tree-ssa-loop-niter.c: Likewise.
1865 * tree-ssa-loop-prefetch.c: Likewise.
1866 * tree-ssa-loop-unswitch.c: Likewise.
1867 * tree-ssa-loop.c: Likewise.
1868 * tree-ssa-math-opts.c: Likewise.
1869 * tree-ssa-operands.c: Likewise.
1870 * tree-ssa-operands.h: Likewise.
1871 * tree-ssa-phiopt.c: Likewise.
1872 * tree-ssa-phiprop.c: Likewise.
1873 * tree-ssa-pre.c: Likewise.
1874 * tree-ssa-propagate.c: Likewise.
1875 * tree-ssa-reassoc.c: Likewise.
1876 * tree-ssa-sccvn.c: Likewise.
1877 * tree-ssa-sink.c: Likewise.
1878 * tree-ssa-structalias.c: Likewise.
1879 * tree-ssa-ter.c: Likewise.
1880 * tree-ssa-threadedge.c: Likewise.
1881 * tree-ssa-threadupdate.c: Likewise.
1882 * tree-ssa-uncprop.c: Likewise.
1883 * tree-ssa.c: Likewise.
1884 * tree-ssanames.c: Likewise.
1885 * tree-switch-conversion.c: Likewise.
1886 * tree-tailcall.c: Likewise.
1887 * tree-vect-data-refs.c: Likewise.
1888 * tree-vect-generic.c: Likewise.
1889 * tree-vect-loop-manip.c: Likewise.
1890 * tree-vect-loop.c: Likewise.
1891 * tree-vect-patterns.c: Likewise.
1892 * tree-vect-slp.c: Likewise.
1893 * tree-vect-stmts.c: Likewise.
1894 * tree-vectorizer.c: Likewise.
1895 * tree-vectorizer.h: Likewise.
1896 * tree-vrp.c: Likewise.
1898 * tree.def: Likewise.
1900 * treestruct.def: Likewise.
1901 * unwind-compat.c: Likewise.
1902 * unwind-dw2-fde-glibc.c: Likewise.
1903 * unwind-dw2.c: Likewise.
1904 * value-prof.c: Likewise.
1905 * value-prof.h: Likewise.
1906 * var-tracking.c: Likewise.
1907 * varasm.c: Likewise.
1908 * varpool.c: Likewise.
1911 * vmsdbgout.c: Likewise.
1913 * xcoffout.c: Likewise.
1915 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1917 * pa.c (output_call): Only use sr4 for long interspace calls if
1918 call binds local and generating non PIC code.
1919 (attr_length_call): Adjust length calculation for above.
1921 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1923 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1924 (add<mode>3_carry): Change operand order of plus RTX.
1925 (*add<mode>3_carry): Ditto.
1926 (*addsi3_carry_zext): Ditto.
1927 (*add<dwi>3_doubleword): Update for changed operand order.
1928 (*negti2_1 splitter): Ditto.
1929 (*negdi2_1 splitter): Ditto.
1930 (<plusminus_insn><mode>3_carry): Macroize expander from
1931 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1932 (*<plusminus_insn><mode>3_carry): Macroize insn from
1933 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1934 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1935 patterns using SDWIM mode iterator.
1936 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1937 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1938 using DWIH mode iterator.
1939 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1940 using SWI mode iterator.
1941 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1942 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1943 patterns using SWIM mode iterator.
1944 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1945 patterns using SWI248 mode iterator.
1946 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1947 patterns using SWI mode iterator.
1948 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1949 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1951 2009-11-24 Michael Matz <matz@suse.de>
1953 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1955 2009-11-24 David Binderman <dcb314@hotmail.com>
1957 * expr.c (store_field): Remove set but not used local variable
1959 (expand_expr_real_2): Remove treeop2.
1960 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1961 * haifa-sched.c (max_issue): Remove points.
1962 (sched_create_recovery_edges): Remove e.
1963 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1965 2009-11-24 Nick Clifton <nickc@redhat.com>
1967 * config/v850/v850.c (function_arg): Fix handling of zero-length
1970 2009-11-24 Michael Matz <matz@suse.de>
1972 * tree.h (union tree_ann_d): Don't declare.
1973 (tree_base): Remove ann field.
1974 (struct var_ann_d): Declare forward.
1975 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1976 (DECL_VAR_ANN_PTR): New macro.
1977 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1978 accept only VAR, PARM or RESULT decls.
1979 (create_tree_common_ann): Remove.
1980 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1981 * tree-eh.c (lookup_expr_eh_lp): Remove.
1982 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1984 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1985 * tree-flow.h (enum tree_ann_type): Remove.
1986 (struct tree_ann_common_d): Remove.
1987 (struct var_ann_d): Remove common field.
1988 (union tree_ann_d): Remove.
1989 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1990 (tree_common_ann, get_tree_common_ann, ann_type,
1991 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1992 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1993 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1994 * builtins.c (expand_builtin_memcpy): Use
1995 currently_expanding_gimple_stmt instead of tree annotation.
1996 (expand_builtin_memset_args): Ditto.
1997 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1998 (expand_call_stmt): Don't set tree annotation.
1999 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
2000 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
2001 * gimple.h (currently_expanding_gimple_stmt): Declare.
2003 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
2005 * dwarf2out.c (add_location_or_const_value_attribute): Remove
2006 useless NOTE_VAR_LOCATION_STATUS call.
2007 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2009 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2011 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
2012 being called recursively.
2014 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
2016 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
2017 $(MD5_H) params.def params.h prefix.h tree-inline.h.
2019 2009-11-24 Paul Brook <paul@codesourcery.com>
2021 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2024 2009-11-24 Julian Brown <julian@codesourcery.com>
2025 Paul Brook <paul@codesourcery.com>
2027 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2028 (arm_dwarf_register_span): New function.
2029 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
2031 2009-11-24 David Binderman <dcb314@hotmail.com>
2033 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2034 local variable bb_note.
2035 * dominance.c (get_dominated_by): Likewise local var n.
2036 (output_file_names): Likewise local var idx.
2037 (add_location_or_const_value_attribute): Likewise local var status.
2038 * dwarf2out.c (gen_variable_die): Likewise local var field.
2039 * emit-rtl.c (no_line_numbers): Remove.
2040 (init_emit_once): Remove line_numbers parameter.
2041 * rtl.h (init_emit_once): Adjust prototype.
2042 * toplev.c (backend_init): Adjust init_emit_once call.
2044 2009-11-24 Richard Guenther <rguenther@suse.de>
2046 PR tree-optimization/42142
2047 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2048 Handle iv-dependent (non-)kills properly.
2049 (mark_aliased_reaching_defs_necessary): Pass the basic-block
2050 of the reference statement to mark_aliased_reaching_defs_necessary_1.
2052 2009-11-24 Martin Jambor <mjambor@suse.cz>
2054 PR tree-optimization/42154
2055 * tree-sra.c (struct access): Added comments.
2056 (sra_modify_expr): Build references to the old aggregate with
2057 build_ref_for_offset instead of reusing access->expr.
2058 (load_assign_lhs_subreplacements): Likewise.
2060 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
2064 (sub<mode>3_carry): Ditto.
2065 (x86_mov<mode>cc_0_m1): Ditto.
2066 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
2067 for ix86_carry_flag_operator operator predicate.
2068 (*sub<mode>3_carry): Ditto.
2069 (*x86_mov<mode>cc_0_m1): Ditto.
2070 (*addsi3_carry_zext): Use VOIDmode match_operator for
2071 ix86_carry_flag_operator operator predicate.
2072 (*subsi3_carry_zext): Ditto.
2073 (*x86_mov<mode>cc_0_m1_s): Ditto.
2074 (*x86_mov<mode>cc_0_m1_neg): Ditto.
2075 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
2076 check operator sub-expressions for FLAGS_REG and const0_rtx.
2077 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2078 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2079 (ix86_expand_int_addcc): Update calls to
2080 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
2081 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2082 Do not set mode of compare operation.
2084 2009-11-23 Jan Hubicka <jh@suse.cz>
2087 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
2090 2009-11-23 Jan Hubicka <jh@suse.cz>
2092 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
2093 wrong profile updates.
2094 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2095 having largest frequency.
2096 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2097 used uninitalized warning.
2098 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2101 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
2103 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2104 of gen_rtx_REG to generate operand 5.
2105 (*cmp_ssub_sidi): Ditto.
2107 2009-11-23 Richard Henderson <rth@redhat.com>
2109 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2112 2009-11-23 Paul Brook <paul@codesourcery.com>
2114 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2115 case for noreturn functions.
2116 (arm_compute_save_reg_mask): Remove special noreturn handling.
2118 2009-11-23 Richard Guenther <rguenther@suse.de>
2120 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2121 size for DECL bases.
2123 2009-11-22 Richard Henderson <rth@redhat.com>
2125 * i386.c (avx_vpermilp_parallel): New function.
2126 * i386-protos.h: Declare it.
2127 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2128 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2129 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2130 (ssescalarnum, ssedoublesizemode): Add AVX modes.
2131 (vpermilbits): Remove.
2132 (avx_vpermil<mode>): Change insns to expanders.
2133 (*avx_vpermil<mode>): New. Use vec_select.
2135 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
2137 * opts.c (decode_options): Don't enable flag_schedule_insns
2138 when optimizing for size.
2139 * doc/invoke.texi: Document change.
2141 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
2144 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2145 of scratch register to SImode.
2146 (*cmp_sadd_sidi): Ditto.
2147 (*cmp_ssub_si): Ditto.
2148 (*cmp_ssub_sidi): Ditto.
2150 2009-11-21 Ian Lance Taylor <iant@google.com>
2152 * Makefile.in (HOST_LIBS): Move higher in file.
2153 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2154 is not empty, set to $(CC) and $(CFLAGS).
2156 2009-11-22 Martin Jambor <mjambor@suse.cz>
2158 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
2159 V_C_E of an SSA_NAME or an invariant if lvalue is required.
2160 (verify_gimple_call): Verify LHS also with with
2161 verify_types_in_gimple_reference.
2163 2009-11-21 Martin Jambor <mjambor@suse.cz>
2166 * tree-sra.c (access_precludes_ipa_sra_p): New function.
2167 (splice_param_accesses): Check all accesses by calling
2168 access_precludes_ipa_sra_p.
2169 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2170 not convert types if it is true.
2171 (sra_ipa_modify_assign): Convert types in case of mismatch.
2173 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2175 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2178 2009-11-21 Adam Nemet <adambnemet@gmail.com>
2180 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2181 (mips_mulsidi3_gen_fn): Declare new function.
2182 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2183 * config/mips/mips.md (<u>mulsidi3): Change condition to use
2184 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
2185 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2186 (mulsidi3_64bit_dmul): New define_insn.
2188 2009-11-21 Ben Elliston <bje@au.ibm.com>
2190 * gengtype-lex.l: Enable noinput flex option.
2191 (YY_NO_INPUT): Remove define.
2193 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2195 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2196 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2197 (insert_debug_temps_for_defs): Handle PHI nodes.
2198 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2201 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2203 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2204 after remove_phi_node.
2206 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2208 PR tree-optimization/42078
2209 * gimple.h (gimple_replace_lhs): New declaration.
2210 * gimple.c (gimple_replace_lhs): New function.
2211 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2214 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2216 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2217 (xop_mulv2div2di3_low): Same.
2218 (*xop_pmacsdqh_mem): Same.
2220 2009-11-20 Richard Henderson <rth@redhat.com>
2222 * config/i386/i386-builtin-types.awk: New file.
2223 * config/i386/i386-builtin-types.def: New file.
2224 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
2225 * config/i386/i386.c: Include it.
2226 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
2227 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2228 (struct builtin_isa): Remove GTY marker. Replace tree type with
2229 ix86_builtin_func_type; add set_and_not_built_p.
2230 (def_builtin): Change type parameter to tcode; use
2231 ix86_get_builtin_func_type; update all callers. Accept zero mask
2232 to mean the builtin is unconditionally available.
2233 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
2235 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2236 Update some users to rationalized enumeration codes from new include.
2237 (enum multi_arg_type): Remove. Replace all enumeration values
2238 with defines to new ix86_builtin_func_type.
2239 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
2240 all type resolution to def_builtin.
2241 (ix86_init_builtin_types): Split out from ...
2242 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
2244 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2247 * config/rs6000/rs6000.c (struct machine_function): Revert
2248 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2249 (rs6000_expand_to_rtl_hook): Ditto.
2250 (rs6000_check_vector_mode): Ditto.
2251 (compute_vrsave_mask): Ditto.
2253 2009-11-20 Paul Brook <paul@codesourcery.com>
2255 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2256 * config/arm/arm-cores.def: Add cortex-a5.
2257 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2258 * config/arm/arm-tune.md: Regenerate.
2260 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2263 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2264 (ref_pos): New field in structure.
2265 (insert_new_var_in_stmt): New function.
2268 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2270 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2271 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2272 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2273 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2274 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2275 INT_LEAST64_TYPE): Define.
2276 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2277 UINT_LEAST64_TYPE): Define.
2278 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2279 INT_FAST64_TYPE): Define.
2280 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2281 UINT_FAST64_TYPE): Define.
2282 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2284 2009-11-20 Julian Brown <julian@codesourcery.com>
2286 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2287 specially for Thumb-1.
2288 (ASM_OUTPUT_REG_POP): Likewise.
2290 2009-11-19 Jason Merrill <jason@redhat.com>
2292 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2294 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2295 Rafael Avila de Espindola <espindola@google.com>
2297 * doc/plugins.texi (Plugin initialization): Added advices for
2298 retrieving the version of GCC at plugin compilation and loading times.
2300 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2302 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2303 (dump_active_plugins): output to file everything. Use
2304 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2306 2009-11-19 Richard Guenther <rguenther@suse.de>
2308 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2309 around truth-valued expressions.
2310 * tree.c (free_lang_data): Untangle check for LTO frontend.
2312 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2314 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2315 of cgraph_node_for_decl.
2316 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2317 * cgraph.c (cgraph_node_for_decl): Remove.
2318 (cgraph_get_node): Just return NULL if !cgraph_hash.
2320 2009-11-19 Paul Brook <paul@codesourcery.com>
2322 * config.gcc: Add new ARM --with-fpu options.
2323 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2324 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2326 2009-11-18 Richard Guenther <rguenther@suse.de>
2328 * gimple.h (union gimple_statement_d): Add gsmembase member.
2329 (gimple_vuse_op): Use gsmembase for access.
2330 (gimple_vdef_op): Likewise.
2331 (gimple_vuse): Likewise.
2332 (gimple_vdef): Likewise.
2333 (gimple_vuse_ptr): Likewise.
2334 (gimple_vdef_ptr): Likewise.
2335 (gimple_set_vuse): Likewise.
2336 (gimple_set_vdef): Likewise.
2337 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2339 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2341 * doc/arm-neon-intrinsics.texi: Regenerated.
2343 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2345 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2347 2009-11-18 Paul Brook <paul@codesourcery.com>
2348 Daniel Jacobowitz <dan@codesourcery.com>
2350 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2351 (arm_arch7em): New variable.
2352 (all_architectures): Add armv7e-m.
2353 (arm_override_options): Set arm_arch7em.
2354 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2355 Include arm_arch7em.
2356 (arm_arch7em): Declare.
2358 2009-11-18 Richard Guenther <rguenther@suse.de>
2360 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2361 a valid field decl if checking is enabled.
2363 2009-11-18 Martin Jambor <mjambor@suse.cz>
2365 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2366 (lto_ipa_fixup_call_notes): Declare.
2367 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2368 (update_call_notes_after_inlining): Copy call stmt uid to the new
2370 (ipa_write_param_call_note): New function.
2371 (ipa_read_param_call_note): New function
2372 (ipa_write_node_info): Write also param call notes. Removed a bogus
2373 comment, reformatted to fit 80 columns.
2374 (ipa_read_node_info): Read also param call notes. Removed a bogus
2375 comment. Remove ipa_edge_args_vector growth.
2376 (lto_ipa_fixup_call_notes): New function.
2377 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2378 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2379 inlining regardless of flag_wpa.
2380 (cgraph_decide_inlining_of_small_functions): Likewise.
2381 (cgraph_decide_inlining): Likewise.
2382 (inline_read_summary): Likewise.
2384 2009-11-18 Jan Hubicka <jh@suse.cz>
2386 * predict.c (compute_function_frequency): Export.
2387 * predict.h (compute_function_frequency): Declare.
2388 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2390 2009-11-18 Martin Jambor <mjambor@suse.cz>
2392 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2393 on all nodes we write summaries for.
2395 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2398 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2399 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2400 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2401 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2402 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2403 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2404 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2407 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2409 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2411 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2414 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2416 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2418 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2419 cgraph_materialize_all_clones): Handle same_body aliases.
2420 * cgraph.c (cgraph_allocate_node): New function.
2421 (cgraph_create_node): Use it.
2422 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2423 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2424 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2426 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2427 (input_node): Stream in same_body aliases.
2428 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2429 for same_body aliases.
2430 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2432 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2435 * config/darwin.h: Use the extension stub libraries to access
2436 current libgcc_s features.
2438 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2441 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2442 (vect_transform_loop): Call it.
2444 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2446 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2449 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2453 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2455 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2456 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2457 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2458 (sese_bad_liveouts_use): New.
2459 (sese_reset_debug_liveouts_bb): New.
2460 (sese_build_liveouts): Use it.
2461 (rename_variables_in_stmt): Reset debug stmts rather than creating
2463 (expand_scalar_variable_stmt): Likewise.
2465 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2467 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2468 (df_ref_remove): Likewise.
2470 2009-11-17 Jan Hubicka <jh@suse.cz>
2472 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2475 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2477 * toplev.c (process_options): Remove dead code.
2478 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2480 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2482 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2485 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2487 PR tree-optimization/41857
2488 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2489 TYPE's address space instead of pointer to TYPE.
2491 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2493 * reload.c (find_reloads_address): Fix typo.
2495 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2497 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2498 registers in leaf functions if possible.
2500 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2502 * config/m68k/m68k-devices.def: Add MCF5441x family.
2504 2009-11-17 Jan Hubicka <jh@suse.cz>
2506 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2508 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2510 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2513 nest ior expressions.
2514 (x86_64_szext_nonmemory_operand): Ditto.
2515 (call_insn_operand): Ditto.
2517 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2519 * stmt.c (expand_asm_stmt): Get locus from stmt.
2521 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2523 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2524 Create the decl label for the new dest block on demand. Require
2525 a fallthrough edge if no asm labels were redirected.
2527 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2529 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2530 operand 1 predicate.
2531 (cstoresi4): Ditto for operand 2.
2532 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2533 patterns using SDWIM mode iterator.
2534 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2535 using SWIM mode iterator.
2536 (cmpdi_1): Rename from cmpdi_1_rex64.
2537 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2538 SWI48 mode iterator.
2539 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2540 using SWI mode iterator.
2541 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2542 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2543 (*cmpqi_ext_3_insn): Make private.
2544 (*cmpqi_ext_3_insn_rex64): Make private.
2545 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2546 * config/i386/predicates.md (cmpsi_operand): Remove.
2548 2009-11-16 Paul Brook <paul@codesourcery.com>
2550 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2551 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2553 2009-11-14 Jan Hubicka <jh@suse.cz>
2555 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2557 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2558 zero out all callees.
2559 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2560 frequency and count match.
2561 * ipa-inline.c (update_noncloned_frequencies): New function.
2562 (cgraph_clone_inlined_nodes): Use it.
2563 * tree-inline.c (copy_bb): Fix frequency scaling; output
2564 diagnostic on frequency mismatches to dump file.
2565 (initialize_cfun): Do not scale frequency; fix count scaling;
2566 initialize entry and exit block frequencies; copy profile info.
2567 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2568 (copy_body): Use frequency_scale as argument.
2569 (expand_call_inline): Compute frequency scale and output diagnostic
2571 (delete_unreachable_blocks_update_callgrah): Remove checking that
2572 has to be done after edge redirection.
2573 (tree_function_versioning): Update initialize_cfun and copy_body call.
2575 2009-11-14 Jan Hubicka <jh@suse.cz>
2577 * cgraph.c (cgraph_release_function_body): Update use of
2578 ipa_transforms_to_apply.
2579 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2580 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2581 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2583 (cgraph_materialize_clone): Remove original if dead.
2584 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2585 ipa_transforms_to_apply hack.
2586 * function.h (struct function): Add ipa_transforms_to_apply.
2587 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2588 * tree-inline.c (copy_bb): Update sanity check.
2589 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2590 (expand_call_inline): remove dead clone originals.
2591 (tree_function_versioning): Merge transformation queues.
2592 * passes.c (add_ipa_transform_pass): Remove.
2593 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2595 (execute_all_ipa_transforms): Update.
2596 (execute_one_pass): Update.
2598 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2600 PR target/21078, 21080
2601 * config/avr/avr.c (avr_return_addr_rtx): New function for
2602 builtin_return_address.
2603 (expand_prologue): Calculate stack usage.
2604 (avr_asm_function_end_prologue): Output stack size and offset label.
2605 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2606 (machine_function): Add stack_usage.
2607 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2609 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2611 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2612 new 'outgoing' argument.
2613 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2614 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2615 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2616 iq2000_function_value_regno_p.
2617 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2618 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2621 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2624 * arm.md (adddi_sesidi_di): Place tied contraint first.
2625 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2626 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2627 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2628 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2629 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2630 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2631 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2632 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2633 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2635 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2637 * config/i386/predicates.md (call_register_no_elim_operand):
2638 New predicate. Reject stack register as valid call operand
2640 (call_insn_operand): Use call_register_no_elim_operand.
2642 2009-11-13 Richard Henderson <rth@redhat.com>
2644 * function.c (stack_protect_prologue): Don't bypass expand_expr
2645 for stack_protect_guard and guard_decl.
2646 (stack_protect_epilogue): Likewise.
2648 2009-11-13 Jan Hubicka <jh@suse.cz>
2650 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2651 when to PUBLIC is set.
2653 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2656 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2659 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2662 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2663 *call_value_1): Use "lsm" as operand 1 constraint.
2664 * config/i386/predicates.md (call_insn_operand): Depend on
2665 index_register_operand to avoid %esp register.
2667 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2670 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2673 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2674 (TARGET_CALL_ESP): New define.
2675 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2677 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2678 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2679 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2681 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2682 New patterns, use "lsm" as operand 1 constraint.
2683 * config/i386/predicates.md (call_insn_operand): Depend on
2684 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2686 2009-11-13 Jason Merrill <jason@redhat.com>
2689 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2690 Don't emit a second declaration at any scope.
2692 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2694 PR rtl-optimization/41697
2695 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2696 a conditional jump has a single successor.
2698 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2700 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2701 allocate reg_last when in case lazy_reg_last is true.
2702 (init_deps_reg_last): New.
2703 (free_deps): When max_reg is 0, this context is already freed.
2704 * sched-int.h (init_deps_reg_last): Export.
2705 (init_deps): Update prototype.
2706 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2707 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2708 * ddg.c (build_intra_loop_deps): Likewise.
2709 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2710 reset_deps_context, deps_init_id): Likewise.
2711 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2712 (free_data_for_scheduled_insn): New, break down from ...
2713 (free_first_time_insn_data): ... here.
2714 (has_dependence_p): Allocate reg_last now, when it is needed.
2715 (extend_insn_data): When maximal LUID is big enough, allocate
2716 per-insn data in smaller chunks.
2717 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2718 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2721 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.md (call_value): Fix comment.
2724 (sibcall_value): Ditto.
2726 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2728 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2729 (MD_FROB_UPDATE_CONTEXT): Define.
2731 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2732 Laurent GUERBY <laurent@guerby.net>
2734 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2735 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2736 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2738 2009-11-12 Jan Hubicka <jh@suse.cz>
2740 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2741 and clear DECL_COMMON on localized declarations.
2743 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2746 * regrename.c (struct du_head): New structure; some elements moved
2748 (struct du_chain): ... this one.
2749 (open_chains, closed_chains): Now of type struct du_head *.
2750 (do_replace): Accept du_head argument, not du_chain. All callers
2751 changed. Modified code to match new data structures.
2752 (build_def_use): Return a list of du_head structures. Modified code
2753 to match new data structures.
2754 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2755 callers changed. Modified code to match new data structures.
2756 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2757 callers changed. Modified code to match new data structures.
2758 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2759 Allocate a du_head structure as well as a du_chain when creating a
2760 new chain. Modified other code to match new data structures.
2762 2009-11-12 Jan Hubicka <jh@suse.cz>
2764 * cgraph.h (varpool_node_name): Declare.
2765 * cgraphunit.c (process_function_and_variable_attributes): Set
2766 force_output flag on used variables.
2767 * ipa.c (function_and_variable_visibility): Dump externally visible
2768 and needed variables.
2769 * varpool.c (varpool_node_name): Export.
2770 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2773 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2776 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2777 processing if XEXP (x, i) is NULL.
2779 2009-11-12 Jan Hubicka <jh@suse.cz>
2781 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2782 imply PUBLIC || EXTERNAL.
2784 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2787 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2788 single successor block, ending with jump created by RTL expander.
2790 2009-11-11 Jan Hubicka <jh@suse.cz>
2793 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2794 and WEAK variables at -fwhole-program.
2797 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2798 functions/variables are not needed even if they are externally visible.
2800 2009-11-11 Jan Hubicka <jh@suse.cz>
2802 (patch by Richard Guenther)
2803 * lto-streamer-out.c (output_function): Output head of argument list
2805 * lto-streamer-in.c (input_function): Re-map arguments into merged
2808 2009-11-11 Jan Hubicka <jh@suse.cz>
2810 * lto-cgraph.c: Include gcov-io.h
2811 (output_profile_summary): New function.
2812 (output_cgraph): Use it.
2813 (input_profile_summary): New function.
2814 (input_cgraph): Use it.
2815 * coverage.c (build_ctr_info_value): Use varpool; initalize
2816 DECL_ASSEMBLER_NAME.
2817 (create_coverage): Likewise.
2818 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2819 (tree_init_edge_profiler): Likewise.
2820 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2822 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2824 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2825 * c-pragma.c (def_pragma_macro_value): Likewise.
2826 (def_pragma_macro): Likewise.
2827 (pushed_macro_table): Likewise.
2828 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2829 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2831 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2833 * doc/plugins.texi (Registering custom attributes): section
2834 renamed as (Registering custom attributes or pragmas).
2835 Mentions custom attributes & pragmas, and c_register_pragma, with
2837 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2839 * doc/extend.texi (Function Attributes): Mentions that plugin can
2840 provide their attributes.
2842 2009-11-11 Jon Beniston <jon@beniston.com>
2844 * config.gcc: Add lm32 elf and uclinux targets.
2845 * config/lm32: New directory.
2846 * config/lm32/lm32.c: New file.
2847 * config/lm32/lm32.h: New file.
2848 * config/lm32/lm32.md: New file.
2849 * config/lm32/lm32.opt: New file.
2850 * config/lm32/lm32-protos.h: New file.
2851 * config/lm32/constraints.md: New file.
2852 * config/lm32/predicates.md: New file.
2853 * config/lm32/sfp-machine.h: New file.
2854 * config/lm32/t-fprules-softfp: New file.
2855 * config/lm32/uclinux-elf.h: New file.
2856 * doc/invoke.texi: Document lm32 options.
2857 * doc/contrib.texi: Document lm32 porter.
2858 * doc/install.texi: Document lm32 targets.
2860 2009-11-11 Martin Jambor <mjambor@suse.cz>
2863 * ipa-prop.c (ipa_update_after_lto_read): Call
2864 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2865 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2867 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2869 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2870 (neon_expand_vector_init): Use them. Also handle non-constant
2871 vectors with identical elements and vectors with only one
2872 non-constant element.
2873 (arm_print_operand): Handle 'y' modifier.
2874 * config/arm/arm-protos.h (neon_make_constant): Declare.
2875 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2876 patterns. Use VX instead of VDQW for the first one. Allow
2877 a VFP alternative and V32 modes for the second one.
2878 * config/arm/neon.ml (shape_elt): Add Alternatives.
2879 (ops): Use Alternatives for vdup lane instructions.
2880 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2881 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2883 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2885 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2887 (movti, mov<mode>): Call force_reg on one operand if required.
2888 * config/arm/vec-common.md (mov<mode>): Likewise.
2890 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2892 * config/arm/arm.c (arm_override_options): Enable scheduling for
2895 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2899 * expr.h (anti_adjust_stack_and_probe): Declare.
2900 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2901 parameter and rewrite head comment.
2902 (allocate_dynamic_stack_space): Adjust call to above function.
2903 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2905 * tree.h (dwarf2out_args_size): Delete.
2906 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2907 (dwarf2out_args_size_adjust): Delete prototype and move around.
2908 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2909 ACCUMULATE_OUTGOING_ARGS targets.
2911 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2913 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2914 DECL_SIZE of DECL_RESULT before evaluating it.
2916 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2918 PR tree-optimization/41987
2919 * fold-const.c (const_binop): Avoid using fold_buildN().
2921 2009-11-10 Martin Jambor <mjambor@suse.cz>
2923 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2924 (execute_all_ipa_stmt_fixups): Declare.
2925 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2926 * ipa-inline.c (pass_ipa_inline): Likewise.
2927 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2928 * ipa-reference.c (pass_ipa_reference): Likewise.
2929 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2930 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2931 (pass_ipa_lto_finish_out): Likewise.
2932 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2933 * passes.c (execute_ipa_stmt_fixups): New function.
2934 (execute_all_ipa_stmt_fixups): New function.
2935 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2937 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2940 * explow.c (probe_stack_range): Fix typo.
2941 * config/sparc/sparc.md (probe_stack): New expander.
2943 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2945 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2947 2009-11-09 Jason Merrill <jason@redhat.com>
2949 * gdbinit.in (pgq): New function for printing gimple sequence.
2951 2009-11-09 Paul Brook <paul@codesourcery.com>
2952 Daniel Jacobowitz <dan@codesourcery.com>
2953 Sandra Loosemore <sandra@codesourcery.com>
2955 * doc/extend.texi (Half-Precision): Update wording to reflect
2956 that there are now multiple -mfpu options that enable fp16
2958 * doc/invoke.texi: Update list of ARM -mfpu= options.
2959 * config.gcc: Update ARM --with-fpu option list.
2960 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2961 vfpv3xd and vfpv3xd-fp16.
2962 (use_vfp_abi): New function.
2963 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2965 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2966 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2967 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2968 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2970 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2972 (arm_print_operand): Handle 'p' modifier.
2973 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2975 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2976 (TARGET_FP16): Define.
2977 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2978 does not provide them.
2979 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2980 double-precision values on a single-precision FPU.
2981 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2982 double-precision constants.
2983 (movhf_vfp_neon): New pattern (was movhf_vfp).
2984 (movhf_vfp): Remove NEON instructions.
2985 * config/arm/constraints.md: Add new "Dy" constraint for
2986 double-precision constants. Update description of "Dv".
2987 * config/arm/arm.md: Disable double-precision patterns if the FPU
2988 does not provide them
2990 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2992 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2993 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2996 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2998 * collect2.c (main): Search PLUGIN_LD for plugin linker.
3000 * configure.ac (--with-plugin-ld): New. Default to ld.
3001 * configure: Regenerated.
3002 * config.in: Likewise.
3004 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
3005 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
3007 2009-11-08 Jonathan Gray <jsg@openbsd.org>
3009 * config/openbsd-stdint.h: Change to reflect what
3010 c_common_nodes_and_builtins expects.
3012 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
3014 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
3016 2009-11-08 Jakub Jelinek <jakub@redhat.com>
3019 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
3020 function contains at least one local dynamic name.
3021 (print_operand) <case '&'>: Instead output operand lossage diagnostics
3022 here if that happens.
3024 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
3025 Joern Rennecke <amylaar@spamcop.net>
3027 * cfgrtl.c (pass_free_cfg): Add pass name.
3028 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3029 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3030 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3031 * df-core.c (pass_df_initialize_no_opt): Likewise.
3032 * except.c (pass_rtl_eh): Likewise.
3033 * function.c (pass_init_function, pass_leaf_regs): Likewise.
3034 * gcse.c (pass_rtl_pre): Change pass name.
3035 * passes.c (pass_postreload): Add pass name.
3036 (make_pass_instance): Don't use duplicate-tracking logic for
3037 names starting with '*'.
3038 (next_pass_1): Assert that pass has a name.
3039 (register_one_dump_file): If there is an space in the name,
3041 * predict.c (pass_strip_predict_hints): Add pass name.
3042 * reg-stack.c (pass_stack_regs): Likewise.
3043 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3044 * tree-cfg.c (pass_warn_function_return,
3045 pass_warn_function_noreturn): Add pass name.
3046 * tree-dfa.c (pass_referenced_vars): Likewise.
3047 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3048 Fix whitespace before comment.
3049 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
3050 (pass_init_datastructures): Add pass name.
3051 * tree-ssa-loop.c (pass_record_bounds): Likewise.
3052 * tree-ssa.c (pass_early_warn_uninitialized,
3053 pass_late_warn_uninitialized): Likewise.
3054 * tree.c (pass_ipa_free_lang_data): Likewise.
3055 * doc/passes.texi (pass manager): Document how to disambiguate
3058 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
3060 * df-problems.c: Fix documentation for forward simulation of LR.
3061 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3062 (df_simulate_finalize_forwards): Remove.
3063 * df.h (df_simulate_finalize_forwards): Remove.
3065 2009-11-08 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-structalias.c (build_succ_graph): Properly make
3068 variables escape if they are stored to anything.
3070 2009-11-08 Richard Guenther <rguenther@suse.de>
3072 PR rtl-optimization/41928
3073 * loop-invariant.c (free_loop_data): If we didn't allocate
3074 loop data do not try to free it.
3076 2009-11-07 Jason Merrill <jason@redhat.com>
3078 * tree.c (reconstruct_complex_type): Preserve attributes.
3080 2009-11-07 Richard Guenther <rguenther@suse.de>
3082 * tree-ssa-structalias.c (build_succ_graph): Feed stores
3083 to anything only to variables that can take pointers.
3084 (get_constraint_for_ssa_var): Properly exclude full
3085 variables from expanding.
3086 (first_vi_for_offset): Avoid overflow in arithmetic.
3087 (first_or_preceding_vi_for_offset): Likewise.
3088 (count_num_arguments): Fix implementation.
3089 (gate_ipa_pta): Do not run when not optimizing.
3091 2009-11-07 David Binderman <dcb314@hotmail.com>
3093 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3094 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3095 set but not used variables.
3096 (apply_args_reg_offset): Comment out as unused.
3097 * calls.c (flags_from_decl_or_type): Likewise.
3098 * genautomata.c (check_regexp_units_distribution): Likewise.
3100 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3103 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3104 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3105 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3106 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3107 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3108 operand alternatives.
3110 2009-11-06 Michael Matz <matz@suse.de>
3113 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3114 of a potential reciprocal to really be reciprocals.
3116 2009-11-06 Jakub Jelinek <jakub@redhat.com>
3118 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3119 lwpintrin.h after immintrin.h.
3120 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3124 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3125 or non-constant index, allow index one past the last element and
3126 allow exceeding array bound in arrays that might be used as flexible
3129 2009-11-05 Richard Henderson <rth@redhat.com>
3131 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3133 2009-11-05 Paul Brook <paul@codesourcery.com>
3135 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3136 (arm_fpu_desc): New.
3137 (all_fpus): Add FPU details.
3138 (fp_model_for_fpu): Remove.
3139 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3140 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3141 (arm_file_start): Use arm_fpu_desc.
3142 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3143 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3145 (TARGET_FPA_EMU2): Define.
3146 (arm_fp_model, fputype, arm_fpu_tune): Remove.
3147 (vfp_reg_type, arm_fpu_desc): New.
3148 * config/arm/arm.md (attr fpu): Simplify.
3149 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3150 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3151 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3152 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3153 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3155 2009-11-05 Michael Matz <matz@suse.de>
3157 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3159 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3162 2009-11-04 Jason Merrill <jason@redhat.com>
3165 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3166 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3167 (output_constant): Avoid crash after error.
3169 2009-11-05 Martin Jambor <mjambor@suse.cz>
3171 * tree-sra.c (struct access): Changed comment of next_sibling field.
3172 (analyze_modified_params): Loop over accesses of a group rather than
3173 over all with the ame base, pass a common bitmap to
3175 (unmodified_by_ref_scalar_representative): Build link lists of
3176 accesses of a group.
3177 (splice_param_accesses): Likewise.
3179 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
3181 * df-scan.c (df-uses-record): Add case zero_extract of mem.
3183 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
3187 * config/i386/i386.md (probe_stack): New expander.
3188 (logical operation peepholes): Do not split stack checking probes.
3190 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3191 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3193 * doc/invoke.texi (-mlwp): Add documentation.
3194 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3195 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3196 (x86_64-*-*): Ditto.
3197 * config/i386/lwpintrin.h: New file, provide x86 compiler
3198 intrinisics for LWP.
3199 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
3200 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3201 * config/i386/i386-c.c (ix86_target_macros_internal): Check
3203 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
3204 * config/i386/i386.opt (-mlwp): New switch for LWP support.
3205 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3206 (OPTION_MASK_ISA_LWP_UNSET): New.
3207 (ix86_handle_option): Handle -mlwp.
3208 (isa_opts): Handle -mlwp.
3209 (enum pta_flags): Add PTA_LWP.
3210 (override_options): Add LWP support.
3211 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3212 (IX86_BUILTIN_LLWPCB32): Ditto.
3213 (IX86_BUILTIN_LLWPCB64): Ditto.
3214 (IX86_BUILTIN_SLWPCB16): Ditto.
3215 (IX86_BUILTIN_SLWPCB32): Ditto.
3216 (IX86_BUILTIN_SLWPCB64): Ditto.
3217 (IX86_BUILTIN_LWPVAL16): Ditto.
3218 (IX86_BUILTIN_LWPVAL32): Ditto.
3219 (IX86_BUILTIN_LWPVAL64): Ditto.
3220 (IX86_BUILTIN_LWPINS16): Ditto.
3221 (IX86_BUILTIN_LWPINS32): Ditto.
3222 (IX86_BUILTIN_LWPINS64): Ditto.
3223 (enum ix86_special_builtin_type): Add LWP intrinsic support.
3224 (builtin_description): Ditto.
3225 (ix86_init_mmx_sse_builtins): Ditto.
3226 (ix86_expand_special_args_builtin): Ditto.
3227 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3229 (UNSPEC_SLWP_INTRINSIC): Ditto.
3230 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
3231 (UNSPECV_LWPINS_INTRINSIC): Ditto.
3232 (lwp_llwpcbhi1): New lwp pattern.
3233 (lwp_llwpcbsi1): Ditto.
3234 (lwp_llwpcbdi1): Ditto.
3235 (lwp_slwpcbhi1): Ditto.
3236 (lwp_slwpcbsi1): Ditto.
3237 (lwp_slwpcbdi1): Ditto.
3238 (lwp_lwpvalhi3): Ditto.
3239 (lwp_lwpvalsi3): Ditto.
3240 (lwp_lwpvaldi3): Ditto.
3241 (lwp_lwpinshi3): Ditto.
3242 (lwp_lwpinssi3): Ditto.
3243 (lwp_lwpinsdi3): Ditto.
3245 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3246 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3249 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3252 2009-11-04 Richard Guenther <rguenther@suse.de>
3253 Rafael Avila de Espindola <espindola@google.com>
3255 * gcc.c (process_command): Handle arguments name@offset.
3257 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3258 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3260 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
3261 (x86_64-*-*): Ditto.
3262 * config/i386/xopintrin.h: New file, provide common x86 compiler
3263 intrinisics for XOP.
3264 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
3265 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3266 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3268 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
3269 * config/i386/i386.opt (-mxop): New switch for XOP support.
3270 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3271 (UNSPEC_XOP_TRUEFALSE)
3272 (UNSPEC_XOP_PERMUTE)
3273 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3274 (PPERM_*): New constants for vpperm instruction.
3275 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
3276 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3277 (OPTION_MASK_ISA_XOP_UNSET): New.
3278 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3279 (ix86_handle_option): Handle -mxop.
3280 (isa_opts): Handle -mxop.
3281 (enum pta_flags): Add PTA_XOP.
3282 (override_options): Add XOP support.
3283 (print_operand): Add code for XOP compare instructions.
3284 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3285 (ix86_expand_int_vcond): Extend for XOP compare instruction.
3287 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3288 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3289 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3290 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3291 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3292 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3293 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3295 (IX86_BUILTIN_VPCMOV256): Ditto.
3296 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3297 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3298 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3299 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3300 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3301 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3303 (IX86_BUILTIN_VPPERM): Ditto.
3305 (IX86_BUILTIN_VPMACSSWW): Ditto.
3306 (IX86_BUILTIN_VPMACSWW): Ditto.
3307 (IX86_BUILTIN_VPMACSSWD): Ditto.
3308 (IX86_BUILTIN_VPMACSWD): Ditto.
3309 (IX86_BUILTIN_VPMACSSDD): Ditto.
3310 (IX86_BUILTIN_VPMACSDD): Ditto.
3311 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3312 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3313 (IX86_BUILTIN_VPMACSDQL): Ditto.
3314 (IX86_BUILTIN_VPMACSDQH): Ditto.
3315 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3316 (IX86_BUILTIN_VPMADCSWD): Ditto.
3318 (IX86_BUILTIN_VPHADDBW): Ditto.
3319 (IX86_BUILTIN_VPHADDBD): Ditto.
3320 (IX86_BUILTIN_VPHADDBQ): Ditto.
3321 (IX86_BUILTIN_VPHADDWD): Ditto.
3322 (IX86_BUILTIN_VPHADDWQ): Ditto.
3323 (IX86_BUILTIN_VPHADDDQ): Ditto.
3324 (IX86_BUILTIN_VPHADDUBW): Ditto.
3325 (IX86_BUILTIN_VPHADDUBD): Ditto.
3326 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3327 (IX86_BUILTIN_VPHADDUWD): Ditto.
3328 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3329 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3330 (IX86_BUILTIN_VPHSUBBW): Ditto.
3331 (IX86_BUILTIN_VPHSUBWD): Ditto.
3332 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3334 (IX86_BUILTIN_VPROTB): Ditto.
3335 (IX86_BUILTIN_VPROTW): Ditto.
3336 (IX86_BUILTIN_VPROTD): Ditto.
3337 (IX86_BUILTIN_VPROTQ): Ditto.
3338 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3339 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3340 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3341 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3343 (IX86_BUILTIN_VPSHLB): Ditto.
3344 (IX86_BUILTIN_VPSHLW): Ditto.
3345 (IX86_BUILTIN_VPSHLD): Ditto.
3346 (IX86_BUILTIN_VPSHLQ): Ditto.
3347 (IX86_BUILTIN_VPSHAB): Ditto.
3348 (IX86_BUILTIN_VPSHAW): Ditto.
3349 (IX86_BUILTIN_VPSHAD): Ditto.
3350 (IX86_BUILTIN_VPSHAQ): Ditto.
3352 (IX86_BUILTIN_VFRCZSS): Ditto.
3353 (IX86_BUILTIN_VFRCZSD): Ditto.
3354 (IX86_BUILTIN_VFRCZPS): Ditto.
3355 (IX86_BUILTIN_VFRCZPD): Ditto.
3356 (IX86_BUILTIN_VFRCZPS256): Ditto.
3357 (IX86_BUILTIN_VFRCZPD256): Ditto.
3359 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3360 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3361 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3362 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3363 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3364 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3365 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3366 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3368 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3369 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3370 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3371 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3372 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3373 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3374 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3375 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3377 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3378 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3379 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3380 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3381 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3382 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3383 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3384 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3386 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3387 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3388 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3389 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3390 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3391 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3392 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3393 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3395 (IX86_BUILTIN_VPCOMEQB): Ditto.
3396 (IX86_BUILTIN_VPCOMNEB): Ditto.
3397 (IX86_BUILTIN_VPCOMLTB): Ditto.
3398 (IX86_BUILTIN_VPCOMLEB): Ditto.
3399 (IX86_BUILTIN_VPCOMGTB): Ditto.
3400 (IX86_BUILTIN_VPCOMGEB): Ditto.
3401 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3402 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3404 (IX86_BUILTIN_VPCOMEQW): Ditto.
3405 (IX86_BUILTIN_VPCOMNEW): Ditto.
3406 (IX86_BUILTIN_VPCOMLTW): Ditto.
3407 (IX86_BUILTIN_VPCOMLEW): Ditto.
3408 (IX86_BUILTIN_VPCOMGTW): Ditto.
3409 (IX86_BUILTIN_VPCOMGEW): Ditto.
3410 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3411 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3413 (IX86_BUILTIN_VPCOMEQD): Ditto.
3414 (IX86_BUILTIN_VPCOMNED): Ditto.
3415 (IX86_BUILTIN_VPCOMLTD): Ditto.
3416 (IX86_BUILTIN_VPCOMLED): Ditto.
3417 (IX86_BUILTIN_VPCOMGTD): Ditto.
3418 (IX86_BUILTIN_VPCOMGED): Ditto.
3419 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3420 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3422 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3423 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3424 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3425 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3426 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3427 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3428 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3429 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3431 (enum multi_arg_type): New enum for describing the various XOP
3432 intrinsic argument types.
3433 (bdesc_multi_arg): New table for XOP intrinsics.
3434 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3435 (ix86_expand_multi_arg_builtin): New function for creating XOP
3438 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3439 (xop_pmacsww): Ditto.
3440 (xop_pmacssww): Ditto.
3441 (xop_pmacsdd): Ditto.
3442 (xop_pmacssdd): Ditto.
3443 (xop_pmacssdql): Ditto.
3444 (xop_pmacssdqh): Ditto.
3445 (xop_pmacsdql): Ditto.
3446 (xop_pmacsdql_mem): Ditto.
3447 (xop_mulv2div2di3_low): Ditto.
3448 (xop_pmacsdqh): Ditto.
3449 (xop_pmacsdqh_mem): Ditto.
3450 (xop_mulv2div2di3_high): Ditto.
3451 (xop_pmacsswd): Ditto.
3452 (xop_pmacswd): Ditto.
3453 (xop_pmadcsswd): Ditto.
3454 (xop_pmadcswd): Ditto.
3455 (xop_pcmov_<mode>): Ditto.
3456 (xop_pcmov_<mode>256): Ditto.
3457 (xop_phaddbw): Ditto.
3458 (xop_phaddbd): Ditto.
3459 (xop_phaddbq): Ditto.
3460 (xop_phaddwd): Ditto.
3461 (xop_phaddwq): Ditto.
3462 (xop_phadddq): Ditto.
3463 (xop_phaddubw): Ditto.
3464 (xop_phaddubd): Ditto.
3465 (xop_phaddubq): Ditto.
3466 (xop_phadduwd): Ditto.
3467 (xop_phadduwq): Ditto.
3468 (xop_phaddudq): Ditto.
3469 (xop_phsubbw): Ditto.
3470 (xop_phsubwd): Ditto.
3471 (xop_phsubdq): Ditto.
3473 (rotl<mode>3): Ditto.
3474 (rotr<mode>3): Ditto.
3475 (xop_rotl<mode>3): Ditto.
3476 (xop_rotr<mode>3): Ditto.
3477 (vrotr<mode>3): Ditto.
3478 (vrotl<mode>3): Ditto.
3479 (xop_vrotl<mode>3): Ditto.
3480 (vlshr<mode>3): Ditto.
3481 (vashr<mode>3): Ditto.
3483 (xop_ashl<mode>3): Ditto.
3484 (xop_lshl<mode>3): Ditto.
3485 (ashlv16qi3): Ditto.
3486 (lshlv16qi3): Ditto.
3487 (ashrv16qi3): Ditto.
3489 (xop_frcz<mode>2): Ditto.
3490 (xop_vmfrcz<mode>2): Ditto.
3491 (xop_frcz<mode>2256): Ditto.
3492 (xop_maskcmp<mode>3): Ditto.
3493 (xop_maskcmp_uns<mode>3): Ditto.
3494 (xop_maskcmp_uns2<mode>3): Ditto.
3495 (xop_pcom_tf<mode>3): Ditto.
3497 * doc/invoke.texi (-mxop): Add documentation.
3498 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3500 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3503 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3504 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3505 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3507 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3510 * arm.md (peephole2 patterns for move and compare): New.
3512 2009-11-04 Nick Clifton <nickc@redhat.com>
3514 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3515 Make sure that it does not allow CONST_DOUBLEs.
3516 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3517 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3518 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3519 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3520 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3521 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3522 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3523 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3524 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3525 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3526 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3527 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3528 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3529 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3530 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3532 2009-11-04 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/41919
3535 * tree-vrp.c (test_for_singularity): Properly compare values.
3537 2009-11-04 Revital Eres <eres@il.ibm.com>
3539 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3540 Consider peeling for alignment only for stores and remove
3541 redundant assignment.
3543 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3546 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3547 (m68k_ok_for_sibcall_p): Handle different result return locations.
3549 2009-11-04 Richard Guenther <rguenther@suse.de>
3551 * c-opts.c (c_common_post_options): Move LTO option processing
3553 * opts.c (decode_options): ... here.
3555 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3557 * c-common.c (fold_offsetof_1): Use %wd instead of
3558 HOST_WIDE_INT_PRINT_DEC.
3560 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3562 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3565 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3567 * config.gcc (vax-*-linux*): Keep the original contents of
3568 tmake_file while adding vax/t-linux.
3570 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3574 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3575 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3576 (STACK_CHECK_MOVING_SP): Likewise.
3577 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3578 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3579 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3580 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3581 Document PROBE_STACK.
3582 * explow.c (anti_adjust_stack_and_probe): New function.
3583 (allocate_dynamic_stack_space): Do not directly allocate space if
3584 STACK_CHECK_MOVING_SP, instead invoke above function.
3585 (emit_stack_probe): Handle probe_stack insn.
3586 (PROBE_INTERVAL): New macro.
3587 (STACK_GROW_OPTAB): Likewise.
3588 (STACK_GROW_OFF): Likewise.
3589 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3590 loop condition in the small constant case. Rewrite in the general
3591 case to be immune to wraparounds. Make sure the address of probes
3592 is valid. Try to use [base + disp] addressing mode if possible.
3593 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3594 checking is enabled and STACK_CHECK_MOVING_SP.
3595 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3596 return 1 for volatile references to the stack pointer.
3597 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3598 __builtin_alloca if stack checking is enabled.
3599 * unwind-dw2.c (uw_identify_context): Take into account whether the
3600 context is that of a signal frame or not.
3601 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3602 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3604 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3606 PR rtl-optimization/41917
3607 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3608 operand isn't known to be 0, return 1.
3610 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3612 * config/mips/mips.md: Fix typos.
3614 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3616 * doc/invoke.texi: Fix typo.
3618 2009-11-03 Paul Brook <paul@codesourcery.com>
3620 * config/arm/neon.ml (vectype): Add T_floatSF.
3621 (string_of_vectype): Ditto.
3622 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3623 (deftypes): Use float for float32_t.
3624 * config/arm/arm_neon.h: Regenerate.
3626 2009-11-03 Nick Clifton <nickc@redhat.com>
3627 Kevin Buettner <kevinb@redhat.com>
3629 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3630 order of expected registers.
3631 (rx_load_multiple_vector): Likewise.
3632 (rx_rtsd_vector): Likewise.
3633 * config/rx/rx.c (rx_cpu_type): New variable.
3634 (rx_print_operand): Fix bug printing 64-bit constant values.
3635 (rx_emit_stack_pushm): Reverse order of pushed registers.
3636 (gen_rx_store_vector): Likewise.
3637 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3639 (is_exception_func): Rename to is_interrupt_func and only accept
3640 "interrupt" as the attribute name.
3641 (rx_get_stack_layout): Use new function name.
3642 (rx_func_attr_inlinable): Likewise.
3643 (rx_attribute_table): Remove "exception".
3644 (rx_expand_prologue): If necessary push the accumulator register
3645 in the prologue of interrupt functions.
3646 (rx_expand_epilogue): If necessary pop the accumulator.
3647 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3648 (rx_expand_builtin_stz): Remove.
3649 (rx_expand_builtin_mvtipl): New function.
3650 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3651 (rx_expand_builtin): Likewise.
3652 (rx_enable_fpu): New variable.
3653 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3654 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3655 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3656 (enum rx_cpu_types): Define.
3657 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3658 (INCOMING_FRAME_SP_OFFSET): Define.
3659 (ARG_POINTER_CFA_OFFSET): Define.
3660 (FRAME_POINTER_CFA_OFFSET): Define.
3661 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3662 (ALLOW_RX_FPU_INSNS): Define.
3663 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3664 fast_math_flags_set_p.
3665 (UNSPEC_BUILTIN_MVTIPL): Define.
3666 (revl): Rename to bswapsi2.
3667 (bswaphi2): New pattern.
3668 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3669 (mvtaclo): Likewise.
3671 (mvtc): Remove clobber of cc0.
3674 * config/rx/rx.opt (mieee): Remove.
3679 (msave-acc-in-interrupts): Add.
3680 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3681 (MULTILIB_DIRS): Likewise.
3682 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3683 * doc/extend.texi: Remove description of "exception" function
3685 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3686 -msave-acc-in-interrupts options.
3688 2009-11-03 Richard Guenther <rguenther@suse.de>
3690 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3692 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3695 * c-common.c (fold_offsetof_1): Issue errors when the member
3696 designator of the offsetof expression is not legitimate.
3698 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3701 names instead of numerical constants.
3702 (sse_prologue_save): Ditto.
3703 (*sse_prologue_save_insn): Ditto.
3705 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3709 (TARGET_CALL_ESP): New define.
3710 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3712 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3713 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3714 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3716 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3717 New patterns, use "lsm" as operand 1 constraint.
3718 * config/i386/predicates.md (call_insn_operand): Depend on
3719 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3721 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3723 PR tree-optimization/41857
3724 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3725 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3727 * tree-ssa-address.c (move_hint_to_base): New function.
3728 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3729 address space associated with TYPE.
3730 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3731 most_expensive_mult_to_index. Call move_hint_to_base.
3732 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3733 TYPE to addr_to_parts.
3735 2009-11-02 Martin Jambor <mjambor@suse.cz>
3737 PR tree-optimization/41750
3738 * tree-sra.c (analyze_modified_params): Loop over all
3739 representatives of components of a parameter.
3741 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3743 PR tree-optimization/41841
3744 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3745 local variables of not yet materialized clones.
3748 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3749 for a VOIDmode variable.
3752 * c-pragma.c (visstack): Change into vector of ints rather than
3753 enum symbol_visibility.
3754 (push_visibility): Add kind argument, push default_visibility together
3756 (pop_visibility): Add kind argument, return true if successful, fail
3757 if visibility stack is empty or if stack top is of different kind.
3758 (handle_pragma_visibility): Don't check length of visstack, instead
3759 call pop_visibility and issue diagnostics if it failed. Pass 0
3760 as last argument to push_visibility and pop_visibility.
3761 * c-pragma.h (push_visibility): Add kind argument.
3762 (pop_visibility): Likewise. Return bool instead of void.
3764 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3766 * tree.def (TARGET_MEM_REF): Update comment.
3767 * alias.c (get_alias_set): Retrieve the original memory reference for
3768 a TARGET_MEM_REF before proceeding.
3770 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3772 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3773 frv_function_value_regno_p): New functions.
3774 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3775 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3776 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3777 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3779 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3781 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3782 new 'outgoing' argument.
3783 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3784 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3785 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3786 LIBCALL_VALUE): Remove.
3787 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3788 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3789 (mh10300_function_value_regno_p): Declare.
3791 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3793 * config/arm/cortex-a9.md: New - integer pipeline description.
3795 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3797 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3798 aborting if the sizes of the two references don't match.
3800 2009-10-31 Toon Moene <toon@moene.org>
3802 * ipa-inline.c (cgraph_decide_inlining):
3803 Include reason for not inlining called-once functions in dump file.
3805 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3807 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3808 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3809 (LINK_SPEC): BE_LINK_SPEC added.
3811 2009-10-30 Richard Guenther <rguenther@suse.de>
3814 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3816 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3818 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3819 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3822 2009-10-30 Martin Jambor <mjambor@suse.cz>
3824 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3826 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3829 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3830 first. Move assert on stack_alignment_estimated just before
3831 setting stack_realign_needed.
3832 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3833 Don't call update_stack_boundary.
3835 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3836 (verride_options): Don't check ix86_force_align_arg_pointer here.
3837 (ix86_function_ok_for_sibcall): Use it.
3838 (ix86_update_stack_boundary): Likewise.
3840 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3842 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3844 * arm.md (QHSI): New mode iterator.
3845 (movqi): If generating for thumb, then truncate any immediate to
3847 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3849 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3852 2009-10-29 Cary Coutant <ccoutant@google.com>
3855 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3856 locations in the source).
3857 (store_vcall_insn): New function.
3858 (lookup_vcall_insn): New function.
3859 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3860 (dwarf2out_copy_call_info): New function.
3861 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3862 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3863 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3864 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3865 (debug_nothing_rtx_rtx): New dummy hook.
3866 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3867 (xcoff_debug_hooks): Likewise.
3868 * sdbout.c (sdb_debug_hooks): Likewise.
3869 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3871 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3873 * doc/invoke.texi (mmcount-ra-address): Document new command line
3875 * config/mips/mips.opt (mmcount-ra-address): New option.
3876 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3878 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3880 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3881 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3883 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3884 mips_function_profiler.
3886 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3890 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3891 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3892 * optc-gen.awk (cl_target_option_restore): Include call to
3893 targetm.override_options_after_change.
3894 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3895 * target.h (override_options_after_change): New.
3896 * c-common.c (parse_optimize_options): Call
3897 targetm.override_options_after_change.
3898 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3899 (ia64_override_options_after_change): New.
3900 (ia64_override_options) Add call to above.
3902 2009-10-29 Michael Matz <matz@suse.de>
3904 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3905 (gate_convert_to_rsqrt): Ditto.
3906 (pass_convert_to_rsqrt): Ditto.
3907 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3908 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3911 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3913 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3915 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3918 2009-10-29 Martin Jambor <mjambor@suse.cz>
3920 PR tree-optimization/41775
3921 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3922 (generate_subtree_copies): Do not unshare agg.
3923 (load_assign_lhs_subreplacements): Do not unshare rhs.
3924 (sra_modify_assign): Do not unshare exprs.
3925 (propagate_subacesses_accross_link): Renamed to
3926 propagate_subaccesses_across_link.
3928 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3930 * arm.c (count_insns_for_constant): Rework to support counting for
3931 thumb2 immediates as well.
3932 (find_best_start): Split out from arm_gen_constant.
3933 (arm_gen_constant): Rework to support XOR with immediate.
3935 2009-10-29 Chao-ying Fu <fu@mips.com>
3937 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3939 (mips_expand_synci_loop): Use the length rtx to control the
3940 synci loop from the begin rtx that points to the first byte of
3943 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3945 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3947 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3949 * dbxout.c (dbxout_common_check): Accept non public trees.
3950 * dwarf2out.c (fortran_common): Accept non public trees.
3952 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3954 * common.opt (fuse-linker-plugin): New option.
3955 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3957 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3959 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3961 PR rtl-optimization/39715
3962 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3963 (gen_cstoresi_ltu_thumb1): New splitter.
3965 2009-10-28 Richard Guenther <rguenther@suse.de>
3969 * tree-ssa.c (useless_type_conversion_p): Do not treat
3970 conversions to pointers to incomplete types as useless.
3971 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3974 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3976 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3977 vt_expand_loc unnecessarily when location is not a register nor
3981 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3982 fields don't have DECL_NAME.
3985 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3986 call convert_memory_address on addr.
3989 * config/i386/i386.c (ix86_pic_register_p): Don't call
3990 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3992 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3994 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3995 a variable part from its REG, MEM or VALUE.
3997 2009-10-28 Richard Guenther <rguenther@suse.de>
3999 * gimple.c (gimple_get_alias_set): Fix comment typo.
4001 2009-10-28 Richard Guenther <rguenther@suse.de>
4003 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
4004 (free_lang_data): Unconditionally compute alias sets for all
4005 standard integer types. Bail out if gate bailed out previously.
4006 Do not reset the types_compatible_p langhook.
4007 (gate_free_lang_data): Remove.
4008 (struct pass_ipa_free_lang_data): Enable unconditionally.
4009 * gimple.c (gimple_get_alias_set): Use the same alias-set for
4012 2009-10-28 Richard Guenther <rguenther@suse.de>
4015 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
4016 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
4017 (call_may_clobber_ref_p_1): Likewise.
4018 * tree-ssa-structalias.c (find_func_aliases): Likewise.
4019 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
4021 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4023 PR rtl-optimization/41812
4026 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4028 * df-problems.c (df_md_scratch): New.
4029 (df_md_alloc, df_md_free): Allocate/free it.
4030 (df_md_local_compute): Only include live registers in init.
4031 (df_md_transfer_function): Prune the in-set computed by
4032 the confluence function, and the gen-set too.
4034 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4036 PR rtl-optimization/39715
4037 * combine.c (simplify_comparison): Use extensions to
4038 widen comparisons. Try an ANDing first.
4040 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4042 PR rtl-optimization/40741
4043 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4044 a small constant is cheap.
4045 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4046 force_reg on the LHS.
4047 (xorsi3): Likewise, and split the XOR if the constant is complex
4048 and not in Thumb mode.
4050 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4052 * expmed.c (emit_store_flag): Check costs before
4053 transforming to the opposite representation.
4055 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4057 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
4058 cstore result to DImode.
4060 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4062 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4063 inside the unspec vector.
4065 2009-10-27 Richard Henderson <rth@redhat.com>
4067 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4069 2009-10-27 Richard Henderson <rth@redhat.com>
4072 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
4073 eh_region_may_contain_throw; update users.
4074 (eh_region_may_contain_throw): New function.
4075 (lower_catch): Check flag_exceptions before creating exception region.
4076 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
4077 (lower_cleanup): Tidy existing flag_exceptions check to match.
4079 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
4082 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4083 * config/i386/mingw.opt: Add fset-stack-executable.
4084 * config/i386/i386.c (ix86_trampoline_init): Make call to
4085 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4086 defined and its value is not zero.
4089 2009-10-27 Richard Guenther <rguenther@suse.de>
4091 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
4092 handle calls to externally visible functions like in regular mode.
4093 (create_variable_info_for): Do not create function infos here.
4094 (have_alias_info): Remove write-only variable.
4095 (solve_constraints): New function split out from common code
4096 in compute_points_to_sets and ipa_pta_execute.
4097 (compute_points_to_sets): Adjust.
4098 (ipa_pta_execute): Likewise. Handle clones and externally visible
4099 functions like in non-IPA mode.
4101 2009-10-27 Jakub Jelinek <jakub@redhat.com>
4104 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4107 2009-10-27 Richard Guenther <rguenther@suse.de>
4109 * tree-complex.c (expand_complex_div_wide): Check for
4110 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4112 2009-10-27 Revital Eres <eres@il.ibm.com>
4114 PR tree-optimization/40648
4115 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4116 Change decision of when to peel for alignment.
4118 2009-10-27 Richard Guenther <rguenther@suse.de>
4121 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4123 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
4126 * fold-const.c (fold_binary_loc): Do not call
4127 protected_set_expr_location.
4129 2009-10-27 Wei Guozhi <carrot@google.com>
4132 * target.h (have_conditional_execution): Add a new target hook
4134 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4135 * targhooks.h (default_have_conditional_execution): Likewise.
4136 * targhooks.c (default_have_conditional_execution): Likewise.
4137 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4138 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4139 (arm_have_conditional_execution): New function.
4140 * ifcvt.c (noce_process_if_block, find_if_header,
4141 cond_exec_find_if_block, dead_or_predicable): Change the usage of
4142 macro HAVE_conditional_execution to a target hook call.
4143 * recog.c (peephole2_optimize): Likewise.
4144 * sched-rgn.c (add_branch_dependences): Likewise.
4145 * final.c (asm_insn_count, final_scan_insn): Likewise.
4146 * bb-reorder.c (HAVE_conditional_execution): Remove it.
4148 2009-10-26 Ben Elliston <bje@au.ibm.com>
4149 Michael Meissner <meissner@linux.vnet.ibm.com>
4150 Ulrich Weigand <uweigand@de.ibm.com>
4152 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4153 * config/spu/spu_cache.h: New file.
4155 * config/spu/cachemgr.c: New file.
4156 * config/spu/cache.S: New file.
4158 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4159 (ADDR_SPACE_EA): Define.
4160 (TARGET_ADDR_SPACE_KEYWORDS): Define.
4161 * config/spu/spu.c (EAmode): New macro.
4162 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4163 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4164 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4165 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4166 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4167 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4168 (TARGET_ASM_SELECT_SECTION): Likewise.
4169 (TARGET_ASM_UNIQUE_SECTION): Likewise.
4170 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4171 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4172 (ea_symbol_ref): New function.
4173 (spu_legitimate_constant_p): Handle __ea qualified addresses.
4174 (spu_addr_space_legitimate_address_p): New function.
4175 (spu_addr_space_legitimize_address): Likewise.
4176 (cache_fetch): New global.
4177 (cache_fetch_dirty): Likewise.
4178 (ea_alias_set): Likewise.
4179 (ea_load_store): New function.
4180 (ea_load_store_inline): Likewise.
4181 (expand_ea_mem): Likewise.
4182 (spu_expand_mov): Handle __ea qualified memory references.
4183 (spu_addr_space_pointer_mode): New function.
4184 (spu_addr_space_address_mode): Likewise.
4185 (spu_addr_space_subset_p): Likewise.
4186 (spu_addr_space_convert): Likewise.
4187 (spu_section_type_flags): Handle "._ea" section.
4188 (spu_select_section): New function.
4189 (spu_unique_section): Likewise.
4190 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4191 and __EA64__ predefined macros.
4192 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4193 -matomic-updates switches.
4195 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4196 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4197 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4198 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4199 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4200 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4201 $(T)cache128k.o): Likewise.
4202 ($(T)libgcc_%.a): Likewise.
4204 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4205 * config/spu/spu.opt (-mea32/-mea64): Add switches.
4206 (-maddress-space-conversion): Likewise.
4207 (-mcache-size=): Likewise.
4208 (-matomic-updates): Likewise.
4209 * doc/invoke.texi (-mea32/-mea64): Document.
4210 (-maddress-space-conversion): Likewise.
4211 (-mcache-size=): Likewise.
4212 (-matomic-updates): Likewise.
4214 2009-10-26 Ben Elliston <bje@au.ibm.com>
4215 Michael Meissner <meissner@linux.vnet.ibm.com>
4216 Ulrich Weigand <uweigand@de.ibm.com>
4218 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4220 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4221 defined, add the named address space keywords.
4222 (c_addr_space_name): New function.
4223 (complete_array_type): Preserve named address space.
4224 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4225 instead of targetm.valid_pointer_mode.
4227 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4228 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4229 (ADDR_SPACE_KEYWORD): New macro.
4230 (c_addr_space_name): Add prototype.
4232 * c-tree.h (struct c_declspecs): Add address_space member.
4233 (declspecs_add_addrspace): Add prototype.
4235 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4237 * c-parser.c (c_parse_init): Add assertion.
4238 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4239 (c_lex_one_token): Handle address space keywords.
4240 (c_token_starts_typename): Likewise.
4241 (c_token_starts_declspecs): Likewise.
4242 (c_parser_declspecs): Likewise.
4243 (c_parser_postfix_expression_after_paren_type): Diagnose compound
4244 literal within function qualified with named address space.
4246 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4247 address space qualifiers.
4248 (shadow_tag_warned): Warn about useless address space qualifiers.
4249 (quals_from_declspecs): Handle address space qualifiers.
4250 (grokdeclarator): Likewise.
4251 (build_null_declspecs): Likewise.
4252 (declspecs_add_addrspace): New function.
4254 * c-typeck.c (addr_space_superset): New function.
4255 (qualify_type): Handle named address spaces.
4256 (composite_type): Likewise.
4257 (common_pointer_type): Likewise.
4258 (comp_target_types): Likewise.
4259 (build_conditional_expr): Likewise.
4260 (handle_warn_cast_qual): Likewise.
4261 (build_c_cast): Likewise.
4262 (convert_for_assignment): Likewise.
4263 (build_binary_op): Likewise.
4264 (pointer_diff): Handle named address spaces. Use intermediate
4265 integer type of sufficient size if required.
4267 2009-10-26 Ben Elliston <bje@au.ibm.com>
4268 Michael Meissner <meissner@linux.vnet.ibm.com>
4269 Ulrich Weigand <uweigand@de.ibm.com>
4271 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4272 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4273 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4275 * target.h (struct target_def): Add pointer_mode, address_mode,
4276 and valid_pointer_mode to addr_space substructure.
4277 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4278 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4279 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4280 (TARGET_ADDR_SPACE_HOOKS): Add them.
4281 * targhooks.c (target_default_pointer_address_modes_p): New function.
4282 * target.h (target_default_pointer_address_modes_p): Add prototype.
4283 * targhooks.c (default_addr_space_pointer_mode): New function.
4284 (default_addr_space_address_mode): Likewise.
4285 (default_addr_space_valid_pointer_mode): Likewise.
4286 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
4287 (default_addr_space_address_mode): Likewise.
4288 (default_addr_space_valid_pointer_mode): Likewise.
4289 * output.h (default_valid_pointer_mode): Move to ...
4290 * targhooks.h (default_valid_pointer_mode): ... here.
4291 * varasm.c (default_valid_pointer_mode): Move to ...
4292 * targhooks.c (default_valid_pointer_mode): ... here.
4294 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4295 instead of targetm.valid_pointer_mode.
4297 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4298 * tree.c (integer_pow2p): Likewise.
4299 (tree_log2): Likewise.
4300 (tree_floor_log2): Likewise.
4301 (signed_or_unsigned_type_for): Support pointer type of different size.
4302 (int_or_pointer_precision): New function.
4303 * tree.h (int_or_pointer_precision): Add prototype.
4304 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4305 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4306 incoming pointer type instead of POINTER_SIZE.
4308 * tree.c (build_pointer_type): Use appropriate pointer mode
4309 instead of ptr_mode.
4310 (build_reference_type): Likewise.
4311 * expr.c (store_expr): Likewise.
4312 (expand_expr_addr_expr): Likewise.
4313 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4314 * cfgexpand.c (expand_debug_expr): Likewise.
4316 * auto-inc-dec.c: Include "target.h".
4317 (try_merge): Use appropriate address mode instead of Pmode.
4318 (find_inc): Likewise.
4319 * combine.c (find_split_point): Likewise.
4320 * cselib.c (cselib_record_sets): Likewise.
4321 * dse.c (replace_inc_dec): Likewise.
4322 (canon_address): Likewise.
4323 * var-tracking.c (replace_expr_with_values): Likewise.
4324 (count_uses): Likewise.
4325 (add_uses): Likewise.
4326 (add_stores): Likewise.
4327 * emit-rtl.c: Include "target.h".
4328 (adjust_address_1): Use appropriate address mode instead of Pmode.
4329 (offset_address): Likewise.
4330 * explow.c (break_out_memory_refs): Likewise.
4331 (memory_address_addr_space): Likewise.
4332 (promote_mode): Likewise.
4333 * expr.c (move_by_pieces): Likewise.
4334 (emit_block_move_via_loop): Likewise.
4335 (store_by_pieces): Likewise.
4336 (store_by_pieces_1): Likewise.
4337 (expand_assignment): Likewise.
4338 (store_constructor): Likewise.
4339 (expand_expr_addr_expr): Likewise.
4340 (expand_expr_real_1): Likewise.
4341 * cfgexpand.c (expand_debug_expr): Likewise.
4342 * ifcvt.c (noce_try_cmove_arith): Likewise.
4343 * regcprop.c (kill_autoinc_value): Likewise.
4344 * regmove.c (try_auto_increment): Likewise.
4345 * reload.c (find_reloads): Likewise.
4346 (find_reloads_address): Likewise.
4347 (find_reloads_address_1): Likewise.
4348 * sched-deps.c: Include "target.h".
4349 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4350 (sched_analyze_2): Likewise.
4351 * sel-sched-dump.c: Include "target.h".
4352 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4353 * stor-layout.c (layout_type): Likewise.
4354 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4355 (multiplier_allowed_in_address_p): Likewise.
4356 (get_address_cost): Likewise.
4357 * varasm.c (make_decl_rtl): Likewise.
4359 * expr.c (expand_assignment): Always convert offsets to appropriate
4361 (store_expr): Likewise.
4362 (store_constructor): Likewise.
4363 (expand_expr_real_1): Likewise.
4365 * reload.h (form_sum): Add MODE argument.
4366 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4367 Update recursive calls.
4368 (subst_indexed_address): Update calls to form_sum.
4370 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4371 * tree-ssa-address.c: Include "target.h".
4372 (templates): Replace by ...
4373 (mem_addr_template_list): ... this new vector.
4374 (TEMPL_IDX): Handle address space numbers.
4375 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4376 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4377 instead of global cache. Update call to gen_addr_rtx.
4378 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4379 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4381 * rtl.h (convert_memory_address_addr_space): Add prototype.
4382 (convert_memory_address): Define as macro.
4383 * explow.c (convert_memory_address): Rename to ...
4384 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4385 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4386 Update recursive calls.
4387 (memory_address_addr_space): Call convert_memory_address_addr_space.
4388 * expmed.c (make_tree): Likewise.
4389 * expr.c (expand_assignment): Likewise.
4390 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4391 (expand_expr_addr_expr): Likewise. Also, update call.
4393 * alias.c (find_base_value): Guard pointer size optimizations.
4394 (find_base_term): Likewise.
4395 * rtlanal.c (nonzero_bits1): Likewise.
4396 (num_sign_bit_copies1): Likewise.
4397 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4399 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4400 (emit-rtl.o): Likewise.
4401 (auto-inc-dec.o): Likewise.
4402 (sched-deps.o): Likewise.
4404 2009-10-26 Ben Elliston <bje@au.ibm.com>
4405 Michael Meissner <meissner@linux.vnet.ibm.com>
4406 Ulrich Weigand <uweigand@de.ibm.com>
4408 * doc/extend.texi (Named Address Spaces): New section.
4409 * coretypes.h (addr_space_t): New type.
4410 (ADDR_SPACE_GENERIC): New define.
4411 (ADDR_SPACE_GENERIC_P): New macro.
4413 * doc/tm.texi (Named Address Spaces): New section.
4414 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4415 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4416 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4417 (TARGET_ADDR_SPACE_CONVERT): Document.
4418 * target.h (struct gcc_target): Add addr_space substructure.
4419 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4420 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4421 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4422 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4423 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4424 (TARGET_INITIALIZER): Initialize addr_space hooks.
4425 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4426 (default_addr_space_legitimize_address): Likewise.
4427 (default_addr_space_subset_p): Likewise.
4428 (default_addr_space_convert): Likewise.
4429 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4430 (default_addr_space_legitimize_address): Likewise.
4431 (default_addr_space_subset_p): Likewise.
4432 (default_addr_space_convert): Likewise.
4434 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4435 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4436 (MEM_ADDR_SPACE): New macro.
4437 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4438 address space memory attribute.
4439 (mem_attrs_htab_hash): Handle address space memory attribute.
4440 (mem_attrs_htab_eq): Likewise.
4441 (set_mem_attributes_minus_bitpos): Likewise.
4442 (set_mem_alias_set): Likewise.
4443 (set_mem_align): Likewise.
4444 (set_mem_expr): Likewise.
4445 (set_mem_offset): Likewise.
4446 (set_mem_size): Likewise.
4447 (adjust_address_1): Likewise.
4448 (offset_address): Likewise.
4449 (widen_memoy_address): Likewise.
4450 (get_spill_slot_decl): Likewise.
4451 (set_mem_attrs_for_spill): Likewise.
4452 (set_mem_addr_space): New function.
4453 * emit-rtl.h (set_mem_addr_space): Add prototype.
4454 * print-rtl.c (print_rtx): Print address space memory attribute.
4455 * expr.c (expand_assignment): Set address space memory attribute
4456 of generated MEM RTXes as appropriate.
4457 (expand_expr_real_1): Likewise.
4458 * cfgexpand.c (expand_debug_expr): Likewise.
4459 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4461 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4462 size of "spare" bitfield.
4463 (TYPE_ADDR_SPACE): New macro.
4464 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4465 (DECODE_QUAL_ADDR_SPACE): Likewise.
4466 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4467 (KEEP_QUAL_ADDR_SPACE): Likewise.
4468 (TYPE_QUALS): Encode type address space.
4469 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4470 * tree.c (set_type_quals): Set type address space.
4471 (build_array_type): Inherit array address space from element type.
4472 * print-tree.c (print_node_brief): Print type address space.
4473 (print_node): Likewise.
4474 * tree-pretty-print.c (dump_generic_node): Likewise.
4476 * explow.c (memory_address): Rename to ...
4477 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4478 Use address-space aware variants of memory address routines.
4479 * recog.c (memory_address_p): Rename to ...
4480 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4481 Use address-space aware variants of memory address routines.
4482 (offsettable_address_p): Rename to ...
4483 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4484 Use address-space aware variants of memory address routines.
4485 * reload.c (strict_memory_address_p): Rename to ...
4486 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4487 Use address-space aware variants of memory address routines.
4488 (maybe_memory_address_p): Rename to ...
4489 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4490 Use address-space aware variants of memory address routines.
4491 * expr.h (memory_address_addr_space): Add prototype.
4492 (memory_address): Define as macro.
4493 * recog.h (memory_address_addr_space_p): Add prototype.
4494 (memory_address_p): Define as macro.
4495 (offsettable_address_addr_space_p): Add prototype.
4496 (offsettable_address_p): Define as macro.
4497 (strict_memory_address_addr_space_p): Add prototype.
4498 (strict_memory_address_p): Define as macro.
4500 * combine.c (find_split_point): Use address-space aware variants
4501 of memory address routines.
4502 * emit-rtl.c (operand_subword): Likewise.
4503 (change_address_1): Likewise.
4504 (adjust_address_1): Likewise.
4505 (offset_address): Likewise.
4506 * expr.c (emit_move_insn): Likewise.
4507 (expand_assignment): Likewise.
4508 (expand_expr_real_1): Likewise.
4509 * recog.c (verify_changes): Likewise.
4510 (general_operand): Likewise.
4511 (offsettable_memref_p): Likewise.
4512 (offsettable_nonstrict_memref_p): Likewise.
4513 (constrain_operands): Likewise.
4514 * reload.c (get_secondary_mem): Likewise.
4515 (find_reloads_toplev): Likewise.
4516 (find_reloads_address): Likewise.
4517 (find_reloads_subreg_address): Likewise.
4518 * reload1.c (reload): Likewise.
4519 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4520 * rtl.h (address_cost): Add ADDRSPACE argument.
4521 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4522 aware variant of memory address routines.
4523 * loop-invariant.c (create_new_invariant): Update address_cost call.
4524 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4525 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4526 Use address-space aware variant of memory address routines.
4527 (propagate_rtx_1): Update call to should_replace_address.
4528 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4530 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4531 ADDRSPACE argument. Use per-address-space instead of global cache.
4532 Use address-space aware variant of memory address routines.
4533 (get_address_cost): Likewise.
4534 (get_computation_cost_at): Update calls.
4535 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4536 Use address-space aware variant of memory address routines.
4537 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4538 (most_expensive_mult_to_index): Update call to
4539 multiplier_allowed_in_address_p.
4541 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4542 attribute to indicate named address spaces.
4544 * varasm.c (get_variable_section): DECLs in named address spaces
4547 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4548 for addresses in a non-generic address space.
4550 * expr.c (emit_block_move_hints): Do not use libcalls for
4551 memory in non-generic address spaces.
4552 (clear_storage_hints): Likewise.
4553 (expand_assignment): Likewise.
4555 * fold-const.c (operand_equal_p): Expressions refering to different
4556 address spaces are not equivalent.
4558 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4559 spaces are not equivalent.
4560 (rtx_equal_p): Likewise.
4561 * cse.c (exp_equiv_p): Likewise.
4562 * jump.c (rtx_renumbered_equal_p): Likewise.
4563 * reload.c (operands_match_p): Likewise.
4565 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4566 address spaces may alias.
4567 (true_dependence): Likewise.
4568 (canon_true_dependence): Likewise.
4569 (write_dependence_p): Likewise.
4571 * dse.c (canon_address): Handle named address spaces.
4572 * ifcvt.c (noce_try_cmove_arith): Likewise.
4574 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4575 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4576 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4577 to handle conversions between different address spaces.
4578 * fold-const.c (fold_convert_loc): Likewise.
4579 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4580 * tree-pretty-print.c (dump_generic_node): Likewise.
4581 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4582 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4583 * tree-inline.c (estimate_operator_cost): Likewise.
4584 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4585 to different address spaces are not useless.
4587 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4590 * cfgcleanup.c (trivially_empty_bb_p): New function.
4591 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4594 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4595 add_name_and_src_coords_attributes, gen_namespace_die,
4596 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4598 2009-10-26 Nick Clifton <nickc@redhat.com>
4600 * config.gcc: Add support for RX target.
4601 * config/rx: New directory.
4602 * config/rx/constraints.md: New file.
4603 * config/rx/predicates.md: New file.
4604 * config/rx/rx.c: New file.
4605 * config/rx/rx.h: New file.
4606 * config/rx/rx.md: New file.
4607 * config/rx/rx.opt: New file.
4608 * config/rx/rx-protos.h: New file.
4609 * config/rx/t-rx: New file.
4610 * doc/extend.texi: Document RX function attributes.
4611 * doc/invoke.texi: Document RX specific command line options.
4612 * doc/contrib.texi: Document RX contribution.
4613 * doc/md.texi: Document RX constraints.
4614 * doc/install.texi: Document RX support.
4616 2009-10-26 Michael Matz <matz@suse.de>
4618 PR tree-optimization/41783
4619 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4620 case for simple diamonds.
4621 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4622 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4623 argument, use alias oracle to skip some vdefs.
4624 (phi_translate_1): Change call to above, don't allocate new
4625 value ids if they can stay the same.
4626 (compute_avail): Allow vuse walking when looking up references.
4628 2009-10-26 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/41826
4631 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4632 access to re-allocated vector fields.
4634 2009-10-26 Richard Guenther <rguenther@suse.de>
4636 * graphite-sese-to-poly.c (check_poly_representation): Fix
4637 compile without checking.
4639 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4642 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4643 * gimplify.c (tree_should_carry_location_p,
4644 tree_annotate_one_with_location,tree_annotate_all_with_location):
4645 Remove obsolete functions.
4647 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4650 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4652 2009-10-25 Richard Guenther <rguenther@suse.de>
4654 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4655 Stream DECL_RESTRICTED_P.
4656 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4658 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4660 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4661 a note when expanding to nothing.
4663 2009-10-25 Richard Guenther <rguenther@suse.de>
4666 * tree.c (find_decls_types_r): Deal with Java overloading
4667 BINFO_VIRTUALS for its own purpose.
4669 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4671 * config/mips/predicates.md (hilo_operand): New predicate.
4672 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4673 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4674 splitter part from here ...:
4675 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4676 op0 and op4 to match the DINS case.
4677 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4679 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4682 * avr.md (QIDI): Add new mode iterator.
4683 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4684 patterns for all QI thru DI modes combinations.
4685 (sbrx_and_branch<mode>): Create new and based bit test and jump
4686 patterns for QI thru SI modes.
4687 avr.c (avr_out_sbxx_branch): Use only bit number.
4689 2009-10-24 Jan Hubicka <jh@suse.cz>
4691 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4693 (analyze_function): When analyzing noreturn nothrow call, do not
4694 compute written stats; free bitmaps of vars early if possible.
4695 (generate_summary): Only update bitmaps if computed.
4696 (propagate): Only dump bitmaps if computed.
4697 (ipa_reference_read_summary): Fix pasto.
4699 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4701 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4702 (aliasing_component_refs_p): ...this. Return true if there is no
4703 common base and the base access types have the same alias set.
4704 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4705 (indirect_refs_may_alias_p): Likewise.
4707 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4710 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4711 a C_MAYBE_CONST_EXPR.
4713 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4716 * config/rs6000/rs6000.c (struct machine_function): Add
4717 vsx_or_altivec_used_p to record if vector types are used.
4718 (rs6000_expand_to_rtl_hook): Rename from
4719 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4720 any vector operations, so if there are, we can set VRSAVE to
4721 non-zero when only floating point vector registers are used.
4722 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4723 (rs6000_check_vector_mode): Inner function to check if vector
4724 types are used in the code.
4725 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4726 vector instructions are used.
4728 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4729 Indicate that VSX registers which overlap floating point
4730 registers, can't be used across a call, since the ABI only states
4731 the scalar part of the register will be saved and restored.
4733 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4736 * alias.c (get_alias_set): Call langhook before returning 0 for
4737 types with structural equality.
4738 * c-common.c (c_common_get_alias_set): Use alias set of element
4739 type for arrays with structural comparison.
4741 2009-10-23 Richard Guenther <rguenther@suse.de>
4744 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4745 gimple_call_nothrow_p.
4747 2009-10-23 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/41778
4750 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4751 redundancy along a path in the CFG we want to optimize for speed
4752 is going to be removed.
4753 (execute_pre): Do partial-PRE only if the function is to be
4754 optimized for speed.
4755 (gate_pre): Do not turn off all of PRE when not optimizing a
4758 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4760 * builtins.c (fold_builtin_cabs): Use validate_arg().
4761 (fold_builtin_cexp): Fix if-logic.
4762 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4764 2009-10-22 Jeff Law <law@redhat.com>
4766 * ira-lives.c (process_single_reg_class_operands): Update the
4767 hard reg costs for all the hard registers desired by the
4768 single reg class operand.
4770 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4772 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4773 for rtxes that aren't handled specially.
4775 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4777 * rtl.h (shallow_copy_rtvec): Declare.
4778 * rtl.c (shallow_copy_rtvec): New function.
4779 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4780 rtx field if the subrtx has changed.
4782 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4784 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4785 (m32c_function_value): Make static, add new 'outgoing' argument.
4786 (m32c_libcall_value): Make static, add new 'fun' argument.
4787 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4788 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4789 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4790 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4791 (m32c_function_value, m32c_libcall_value): Delete declaration.
4793 2009-10-22 Diego Novillo <dnovillo@google.com>
4795 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4797 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4799 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4802 2009-10-22 Richard Guenther <rguenther@suse.de>
4804 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4805 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4806 (lto_symtab_merge): Do not merge cgraph nodes here.
4807 (lto_symtab_resolve_can_prevail_p): Simplify.
4808 (lto_symtab_resolve_symbols): Store cgraph node.
4809 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4810 functions from the symtab.
4811 (lto_symtab_merge_cgraph_nodes_1): New function.
4812 (lto_symtab_merge_cgraph_nodes): Likewise.
4814 2009-10-22 Richard Guenther <rguenther@suse.de>
4817 * lto-streamer-out.c (lto_output_location): Stream the
4819 * lto-streamer-in.c (lto_input_location): Likewise.
4821 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4823 * cfgloopmanip.c (duplicate_subloops): Export.
4824 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4825 (transform_to_exit_first_loop): Duplicate bbs starting from
4826 header up to loop->latch instead of exit->src.
4827 Initialize control variable to the correct number of iterations.
4828 (gather_scalar_reductions): Do not register double reductions.
4829 (parallelize_loops): Dump which loop is tested.
4830 Indicate whether the parallelized loop is inner or not.
4831 Remove the innermost-loop requirement.
4832 * cfgloop.h (duplicate_subloops): Export.
4833 * tree-cfg.c (add_phi_args_after_redirect): New function.
4834 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4835 Call duplicate_subloops.
4836 Update number of iterations at the exit condition.
4837 Don't redirect nexits always to the loop exit.
4838 Redirect copied edges from latch to the loop exit.
4840 2009-10-22 Jan Hubicka <jh@suse.cz>
4842 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4844 * ipa-inline.c (cgraph_mark_inline_edge,
4845 cgraph_decide_inlining_of_small_function,
4846 cgraph_decide_inlining, inline_read_summary): Disable indirect
4847 inlining for WPA for time being.
4849 PR tree-optimize/40556
4850 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4852 2009-10-22 Richard Guenther <rguenther@suse.de>
4854 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4855 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4857 2009-10-22 Jan Hubicka <jh@suse.cz>
4860 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4862 (check_call): Handle only indirect calls.
4863 (propagate_bits): Update comment.
4864 (write_node_summary_p): Turn bogus check to assert.
4865 (ipa_reference_write_summary): Stream calls_read_all properly.
4866 (ipa_reference_read_summary): Stream in calls_read_all properly.
4867 (read_write_all_from_decl): New function.
4868 (propagate): Handle OVERWRITABLE nodes and external calls here.
4869 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4871 (analyze_function): Do not check visibility here.
4872 (add_new_function): We summary OVERWRITABLE too.
4873 (generate_summary): Stream OVERWRITABLE nodes too.
4874 (propagate): Handle external calls and OVERWRITABLE nodes here.
4875 (local_pure_const): Check visibility here.
4877 2009-10-22 Jan Hubicka <jh@suse.cz>
4879 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4880 (pass_ipa_cp): Register them.
4881 (ipcp_init_stage): Analyze all functions for whopr/lto.
4882 (ipcp_propagate_stage): Skip external calls.
4883 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4884 * ipa-reference.c (write_node_summary_p): Fix thinko about
4886 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4887 when in ltrans, skip executing of ipa passes since everything
4888 should've been done.
4889 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4890 (inline_generate_summary): Likewise.
4891 (inline_read_summary): New function.
4892 (inline_write_summary): New function.
4893 (pass_ipa_inline): Register new hooks.
4894 * ipa-prop.c: Inlcude lto-streamer.h
4895 (ipa_edge_args_vector): Update declaration.
4896 (ipa_count_arguments, ipa_compute_jump_functions,
4897 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4898 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4899 ipa_read_node_info): New static functions.
4900 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4901 (duplicate_array): Use xmalloc.
4902 (duplicate_ggc_array): New.
4903 (ipa_edge_duplication_hook): Use it.
4904 (ipa_update_after_lto_read): New function.
4905 * ipa-prop.h (ipa_prop_write_jump_functions,
4906 ipa_prop_read_jump_functions): Declare.
4907 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4908 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4909 (ipa_edge_args_vector): Move into GGC.
4910 (ipa_check_create_edge_args): Update.
4911 (ipa_update_after_lto_read): New.
4912 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4914 (ipa_read_summaries): When in ltrans, so not read summaries.
4915 * lto-streamer.c (lto_get_section_name): Add
4916 LTO_section_jump_functions.
4917 * lto-streamer.h (LTO_section_jump_functions): New section.
4918 (produce_asm): Declare.
4919 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4920 * lto-streamer-out.c (produce_asm): Export.
4921 * lto-streamer-in.c: Include tree-pass.h
4922 (input_function): Free dominance info when done.
4923 (lto_read_body): Push ipa_inline in ltrans stage.
4924 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4925 * Makefile.in (GTFILES): Add ipa-prop.h
4927 2009-10-22 Matthias Klose <doko@ubuntu.com>
4929 * doc/install.texi: Document --enable-browser-plugin.
4931 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4933 * doc/invoke.texi (fira-loop-pressure): Update default value.
4934 * opts.c (decode_options): Remove default value setting for
4935 flag_ira_loop_pressure.
4936 * config/ia64/ia64.c (ia64_override_options): Set
4937 flag_ira_loop_pressure up for -O3.
4938 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4940 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4942 PR tree-optimization/41497
4943 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4944 chrec_dont_know if the evolution function returned by follow_ssa_edge
4945 is constant in the analyzed loop and is not compatible with the
4946 initial value before the loop.
4947 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4949 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4951 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4953 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4956 * doc/invoke.texi: Document -print-multi-os-directory.
4958 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4961 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4962 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4963 when darwin_emit_unwind_label is used.
4965 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4967 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4970 2009-10-20 Richard Henderson <rth@redhat.com>
4972 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4973 before emit_post_landing_pad.
4975 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4977 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4978 Use when calling rtx_costs.
4979 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4980 global optimize_size. Pass speed to mips_binary_cost.
4982 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4984 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4987 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4989 * rtl.h (simplify_replace_fn_rtx): Declare.
4990 (wrap_constant, unwrap_constant): Delete.
4991 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4992 (expand_debug_expr): Don't call wrap_constant.
4993 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4994 (auto_adjust_pair): Fold into...
4995 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4996 Just return a new value.
4997 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4998 otherwise use simplify_replace_rtx.
4999 * cselib.c (wrap_constant): Reinstate old definition.
5000 (cselib_expand_value_rtx_1): Don't wrap constants.
5001 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
5002 simplify_replace_rtx.
5003 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
5004 * reload1.c (reload): Skip all uses for an insn before adjusting it.
5005 Use simplify_replace_rtx.
5006 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
5008 (simplify_replace_rtx): ...here. Turn into a wrapper for
5009 simplify_replace_fn_rtx.
5010 (simplify_unary_operation): Don't unwrap CONSTs.
5011 * var-tracking.c (check_wrap_constant): Delete.
5012 (vt_expand_loc_callback): Don't call it.
5013 (vt_expand_loc): Likewise.
5015 2009-10-20 Pascal Obry <obry@adacore.com>
5016 Eric Botcazou <ebotcazou@adacore.com>
5018 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
5020 2009-10-20 Michael Matz <matz@suse.de>
5022 * loop-invariant.c (create_new_invariant): Use different magic number.
5024 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
5027 * arm.c (arm_override_options): Forcibly disable hot/cold block
5030 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5033 * haifa-sched.c (try_ready): Skip debug deps updating speculation
5036 2009-10-20 Richard Guenther <rguenther@suse.de>
5038 * ggc-page.c: Include cfgloop.h.
5039 (struct max_alignment): Drop long double, add void *.
5040 (extra_order_size_table): Add low non-power-of-two multiples
5041 of MAX_ALIGNMENT. Drop small type-based entries, add
5042 tree_type, cgraph_node and loop.
5043 * alloc-pool.c (struct allocation_object_def): Drop long double
5046 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5049 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5050 referenced just in DEBUG_INSNs.
5052 2009-10-20 Richard Guenther <rguenther@suse.de>
5055 * gimple.c (gimple_register_type): Make sure we register
5056 the types main variant first.
5058 2009-10-20 Richard Guenther <rguenther@suse.de>
5060 * gimple.c (gimple_types_compatible_p): Simplify. Move
5061 cheap checks before hashtable queries. Add checks for
5062 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5064 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
5066 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5067 without size or with size that can't be represented as a host integer.
5069 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5071 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5072 the removal of a debug stmt as a significant change.
5074 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
5076 * config/s390/s390.md: Added agen condition to operand
5077 forwarding bypasses. Added bypass for early address generation
5078 use of int results. Updated comments.
5080 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
5082 * config/i386/i386.c: Remove signal.h #include.
5084 2009-10-20 Jie Zhang <jie.zhang@analog.com>
5086 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5087 * doc/rtl.texi: Document ss_abs.
5089 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5091 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5092 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
5093 instead of C_LEX_RAW_STRINGS.
5094 (lex_string): Handle CPP_UTF8STRING.
5095 * c-parser.c (c_parser_postfix_expression): Likewise.
5096 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5097 (C_LEX_STRING_NO_JOIN): ... this.
5099 2009-10-19 Anatoly Sokolov <aesok@post.ru>
5101 * config/cris/cris.c (cris_function_value, cris_libcall_value,
5102 cris_function_value_regno_p): New functions.
5103 (cris_promote_function_mode): Update comment.
5104 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5105 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5106 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5107 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5109 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5111 * unwind-dw2.c (execute_stack_op): Fix operand order for
5112 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5114 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
5116 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
5117 (lower_stmt) <GIMPLE_BIND>: Add comment.
5118 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5120 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5121 Otherwise lower it and set cannot_fallthru to true.
5122 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5123 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5124 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5125 to true for a noreturn call. Do not remove statements.
5126 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5127 Set cannot_fallthru to false on function exit.
5128 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5129 <GIMPLE_ASSIGN>: Remove.
5131 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5133 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5135 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5137 * config/s390/s390.c (s390_z10_optimize_cmp): Use
5138 next/prev_active_insn to skip DEBUG_INSNs as well.
5140 2009-10-19 Joseph Myers <joseph@codesourcery.com>
5142 * config/arm/arm.c (output_move_neon): Use DImode in call to
5145 2009-10-19 Matthias Klose <doko@ubuntu.com>
5148 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5150 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5152 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5154 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5157 * optabs.c (expand_binop): Make mode of shift count expression mode
5158 of shift count not target.
5161 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5163 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5164 case. Force using values to replace references within the statement.
5165 (convert_local_reference_stmt): Likewise.
5167 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5169 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5170 remove a subsequent GOTO or RETURN statement.
5172 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
5174 * config/avr.md (*movqi): Add zero as equally preferable constraint
5175 as general register.
5178 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5180 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5182 2009-10-17 Richard Guenther <rguenther@suse.de>
5184 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5186 2009-10-17 Richard Guenther <rguenther@suse.de>
5188 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5189 operands in COMPONENT_REFs.
5191 2009-10-17 Anatoly Sokolov <aesok@post.ru>
5193 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5194 if not defined. Change type of second argument to const_rtx.
5195 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5197 * targhooks.h (default_libcall_value): Update prototype.
5198 * target.h (struct gcc_target): Change type of second argument of
5199 libcall_value to const_rtx.
5200 * config/arm/arm.c (arm_libcall_value): Change type of second argument
5202 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5203 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
5205 2009-10-17 Jakub Jelinek <jakub@redhat.com>
5208 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5209 * cgraphunit.c (cgraph_optimize): Call it.
5210 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5211 (dwarf2out_assembly_start): ... here. New hook.
5212 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5213 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5215 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5216 * sdbout.c (sdb_debug_hooks): Likewise.
5217 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5218 (vmsdbgout_assembly_start): New hook.
5220 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5222 * rtl.h (RTL_LOCATION): Fix typo.
5224 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5226 * print-rtl.c (print_rtx): Print locators in asm_operands
5229 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5232 * sched-deps.c (depl_on_debug_p): New.
5233 (attach_dep_link): Reject debug deps before nondebug deps.
5234 (add_to_deps_list): Insert debug deps after nondebug deps.
5235 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
5237 (sd_add_dep): Do not reject debug deps.
5238 (add_insn_mem_dependence): Don't count debug deps.
5239 (remove_from_deps): Likewise.
5240 (sched_analyze_2): Set up mem deps on debug insns.
5241 (sched_analyze_insn): Record reg uses for deps on debug insns.
5242 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
5243 try_ready nondebug insn after debug insn.
5244 * ddg.c (create_ddg_dep_from_intra_loop_link,
5245 create_ddg_dep_no_link): Don't reject debug deps.
5247 2009-10-16 Richard Guenther <rguenther@suse.de>
5249 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5250 (maybe_merge_incomplete_and_complete_type): Likewise.
5251 (lto_symtab_merge): Do not call them. Do not warn for
5252 complete vs. incomplete compatible types.
5253 (lto_symtab_merge_decls_2): Simplify.
5254 * gimple.c (gimple_force_type_merge): Remove.
5255 (gimple_types_compatible_p): Make it static.
5256 * gimple.h (gimple_force_type_merge): Remove.
5257 (gimple_types_compatible_p): Likewise.
5259 2009-10-16 Jakub Jelinek <jakub@redhat.com>
5261 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5262 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5264 2009-10-16 Richard Guenther <rguenther@suse.de>
5266 PR tree-optimization/41728
5267 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5268 if fold_stmt did anything.
5270 2009-10-16 Richard Guenther <rguenther@suse.de>
5273 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5274 (maybe_fixup_handled_component): New function.
5275 (input_gimple_stmt): Fixup mismatched decl replacements.
5277 2009-10-16 Richard Guenther <rguenther@suse.de>
5280 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5281 the same as VAR_DECL.
5283 2009-10-16 Richard Guenther <rguenther@suse.de>
5285 * gimple.c (iterative_hash_gimple_type): For integer types
5286 also hash their minimum and maximum values and the string flag.
5287 For array types hash their domain and the string flag.
5289 2009-10-16 Richard Guenther <rguenther@suse.de>
5291 * gimple.c (gimple_types_compatible_p): Restrict completing
5292 types to record or unions. Simplify completion.
5293 Do not merge records or unions with different
5294 TYPE_STRUCTURAL_EQUALITY_P tag.
5295 (iterative_hash_gimple_type): Restrict non-recursing into
5296 pointer targets for records and unions.
5298 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5301 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5302 * dwarf2out.c (mem_loc_descriptor): Don't handle
5303 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5304 punt if it is not lowpart subreg or if inner mode isn't
5307 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5309 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5310 investigating previous or next insns.
5312 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5314 * tree-sra.c (build_ref_for_offset_1): Update comment.
5316 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5318 * config/s390/s390.md (atype): Added missing values.
5320 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5323 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5324 (casesi64p): Update pattern to reflect above.
5326 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5328 PR rtl-optimization/41697
5329 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5331 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5334 * config/rs6000/predicates.md: Update copyright year.
5335 * config/rs6000/altivec.md: Ditto.
5337 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5338 (MD_INCLUDES): Add a2.md.
5340 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5341 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5342 (builtin_classify): New static vector to classify various builtins
5343 to get the tree attributes correct.
5344 (def_builtin): Set the attributes of builtins based on what the
5345 builtin does (i.e. memory operation, floating point, saturation
5346 need special attributes, others are pure functions).
5348 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5350 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5351 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5352 RS6000_BUILTIN_COUNT.
5353 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5354 MAX_RS6000_BUILTINS.
5356 * config/rs6000/rs6000-builtin.def: New file that combines the
5357 builtin enumeration name and attributes.
5359 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/linux.h (ASM_SPEC): Add --32.
5363 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5365 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5366 and DW_TAG_template_alias.
5367 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5368 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5369 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5370 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5371 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5372 and DW_AT_GNU_odr_signature.
5373 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5374 DW_FORM_flag_present and DW_FORM_ref_sig8.
5375 (output_signature): Only print name on the first byte.
5376 (output_die): Likewise for dw_val_class_data8.
5378 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5380 * doc/invoke.texi: Clarify that most optimizations are not enabled
5383 2009-10-15 Richard Guenther <rguenther@suse.de>
5386 * gimple.c (compare_type_names_p): Handle anonymous names
5387 differently based on new mode argument.
5388 (gimple_types_compatible_p): For structs also compare the tags.
5389 (iterative_hash_type_name): Rename to ...
5390 (iterative_hash_name): ... this. Hash all names.
5391 (iterative_hash_gimple_type): Fix hashing the struct tag of
5392 pointer targets. Hash field decl names.
5394 2009-10-15 Richard Guenther <rguenther@suse.de>
5397 * gimple.c (gimple_get_alias_set): Avoid recursing on
5398 invalid type topology.
5400 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5402 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5404 2009-10-15 Richard Guenther <rguenther@suse.de>
5406 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5408 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5410 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5411 add --with-tune{,-32,-64} configured default for -mtune if explicit
5414 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5416 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5418 2009-10-14 DJ Delorie <dj@redhat.com>
5420 * config/h8300/h8300.c (F): New.
5422 (h8300_emit_stack_adjustment): Call them.
5424 (h8300_push_pop): Likewise.
5425 (h8300_expand_prologue): Likewise.
5426 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5427 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5428 (INCOMING_RETURN_ADDR_RTX): Define.
5429 (INCOMING_FRAME_SP_OFFSET): Define.
5430 (DWARF_CIE_DATA_ALIGNMENT): Define.
5432 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5434 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5435 fields in builtin structs.
5436 (finalize_record_size): Likewise.
5438 2009-10-14 Richard Guenther <rguenther@suse.de>
5440 * gimple.c (gtc_ob): New global.
5441 (struct type_pair_d): Replace pointers with type UIDs.
5442 (type_pair_hash): Adjust.
5443 (type_pair_eq): Likewise.
5444 (lookup_type_pair): Likewise. Allocate from an obstack.
5445 (gimple_force_type_merge): Adjust.
5446 (gimple_types_compatible_p): Likewise.
5447 (free_gimple_type_tables): Free the obstack.
5449 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5451 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5452 stmts setting DEBUG_EXPR_DECLs.
5454 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5455 Don't crash if mode1 is VOIDmode.
5457 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5459 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5460 * params.h (IRA_LOOP_RESERVED_REGS): New.
5461 * tree-pass.h (pass_subregs_of_mode_init,
5462 pass_subregs_of_mode_finish): Remove.
5463 * passes.c (pass_subregs_of_mode_init,
5464 pass_subregs_of_mode_finish): Remove.
5465 (pass_reginfo_init): Move before loop optimizations.
5466 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5467 * common.opt (fira-loop-pressure): New.
5468 * toplev.h (flag_ira_loop_pressure): New.
5469 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5470 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5471 Make external and void type functions.
5472 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5473 pass_subregs_of_mode_finish): Remove.
5474 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5475 * regmove.c: Include ira.h.
5476 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5477 register pressure calculation in loops.
5478 * loop-invariant.c: Include REGS_H and ira.h.
5479 (struct loop_data): New members max_reg_pressure, regs_ref, and
5481 (struct invariant): New member orig_regno.
5482 (curr_loop): New variable.
5483 (find_exits): Initialize regs_ref and regs_live.
5484 (create_new_invariant): Initialize orig_regno.
5485 (get_cover_class_and_nregs): New.
5486 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5487 array. Add code for flag_ira_loop_pressure.
5488 (gain_for_invariant): Make new_regs an array. Add code for
5489 flag_ira_loop_pressure.
5490 (best_gain_for_invariant): Ditto.
5491 (set_move_mark): New parameter gain. Use it for debugging output.
5492 (find_invariants_to_move): Make regs_needed and new_regs an array.
5493 Add code for flag_ira_loop_pressure.
5494 (move_invariant_reg): Set up orig_regno.
5495 (move_invariants): Set up reg classes for pseudos for
5496 flag_ira_loop_pressure.
5497 (free_loop_data): Clear regs_ref and regs_live.
5498 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5499 get_regno_cover_class, change_pressure, mark_regno_live,
5500 mark_regno_death, mark_reg_store, mark_reg_clobber,
5501 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5502 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5503 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5504 register pressure calculation in loops if new regs were added.
5505 Call finish_subregs_of_mode.
5506 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5507 * Makefile.in (loop-invariant.o): Add ira.h.
5509 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5511 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5513 2009-10-14 Richard Guenther <rguenther@suse.de>
5515 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5516 (lto_symtab_merge): ... here. Rewrite both to take the
5517 prevailing and a to-be-merged entry and to queue diagnostics properly.
5518 (lto_symtab_resolve_replaceable_p): New predicate for
5520 (lto_symtab_resolve_can_prevail_p): Likewise.
5521 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5522 handles merging commons by choosing the largest decl. Fold
5523 in code that gives ODR errors.
5524 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5526 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5527 case of no prevailing decl here. Diagnose mismatches
5528 in object types here. Drop all but the prevailing decls.
5529 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5530 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5531 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5533 2009-10-14 Richard Guenther <rguenther@suse.de>
5536 * lto-streamer-in.c (input_bb): Replace debug stmts with
5537 nops instead of dropping them.
5539 2009-10-14 Nick Clifton <nickc@redhat.com>
5541 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5542 in situations where it is being used as a minus symbol.
5543 * gcc/doc/tm.texi: Likewise.
5544 * gcc/doc/md.texi: Likewise.
5546 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5548 PR preprocessor/41543
5549 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5550 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5551 * tree.c: Include intl.h.
5552 (expand_location): Handle BUILTINS_LOCATION.
5553 * Makefile.in (tree.o): Depend on intl.h.
5556 * dwarf2out.c (dwarf2out_var_location): Always clear
5557 last_postcall_label when changing last_label.
5559 2009-10-14 Pascal Obry <obry@adacore.com>
5561 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5562 (process_command): Handle -E as done with -c and -S. Do not add
5563 the target executable suffix to the output file when -E is used.
5564 (main): Adjust error message accordingly.
5566 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5572 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5574 (tree_code_size): Likewise.
5576 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5578 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5579 * real.h (HAVE_mpc_arc): Define.
5581 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5583 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5584 (struct builtin_description): Add fndecl field.
5585 (bdesc): Remove const qualifier. Update initializer.
5586 (sh_media_init_builtins): Remove const qualifier for d. Record
5587 the result of add_builtin_function to the fndecl field.
5588 (sh_builtin_decl): New.
5589 (sh_media_builtin_decl): New.
5591 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5594 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5595 requests between special registers.
5597 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5599 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5601 2009-10-13 Richard Henderson <rth@redhat.com>
5603 PR tree-optimization/41377
5604 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5605 (cleanup_empty_eh_merge_phis): New change_region parameter;
5606 pass it on to redirect_eh_edge_1. Update callers.
5607 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5608 at the destination block.
5610 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5612 * passes.c (register_pass): Replaced gcc_unreachable by
5613 fatal_error on failure. Mentions plugins in comments & messages.
5615 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5618 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5619 * sched-vis.c (print_value): Use it.
5620 * cselib.c (cselib_hash_rtx): Likewise.
5621 * print-rtl.c (print_rtx): Likewise.
5622 * cfgexpand.c (expand_debug_rtx): Likewise.
5623 * var-tracking.c (vt_expand_loc_callback): Likewise.
5625 2009-10-13 Richard Guenther <rguenther@suse.de>
5628 * opts.c (handle_option): Split out code to handle setting
5629 the options flag var ...
5630 (set_option): ... here.
5631 * opts.h (set_option): Declare.
5632 * lto-opts.c (register_user_option_p): Include -fexceptions
5633 and all position independent code variants.
5634 (handle_common_option): Remove.
5635 (lto_reissue_options): Use set_option.
5637 2009-10-13 Martin Jambor <mjambor@suse.cz>
5639 PR tree-optimization/41661
5640 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5641 that are tcc_comparisons or do not change the type in any
5643 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5644 folding tcc_comparison operations.
5646 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5648 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5651 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5657 * tree.def (DEBUG_EXPR_DECL): New.
5658 * rtl.def (DEBUG_EXPR): New.
5659 * gengtype.c (adjust_field_rtx_def): Handle it.
5660 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5661 (insert_debug_temp_for_var_def): ... this. Drop support for
5662 moving. Take iterator for def stmt; insert debug stmt before it.
5663 Scan early for use count and kind in debug stmts.
5664 (propagate_defs_into_debug_stmts): Rename to...
5665 (insert_debug_temps_for_defs): ... this. Likewise.
5666 * tree.h (DEBUG_TEMP_UID): New.
5667 * tree.c (next_debug_decl_uid): New.
5668 (make_node_stat): Count debug decls separately.
5669 (copy_node_stat): Likewise.
5670 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5671 * var-tracking.c (dv_is_decl_p): Recognize it.
5672 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5673 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5674 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5675 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5676 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5677 (cselib_hash_rtx): Likewise.
5678 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5679 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5681 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5682 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5683 * rtl.c (copy_rtx): Likewise.
5684 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5685 * print-rtl.c (print_rtx): Likewise.
5686 * sched-vis.c (print_value): Likewise.
5687 (print_insn): Handle DEBUG_EXPR_DECL.
5688 * tree-dump.c (dequeue_and_dump): Likewise.
5689 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5690 * gimple-iterator (gsi_replace): Check for same lhs.
5691 (gsi_remove): Insert debug temps.
5692 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5693 (move_computations_stmt): Drop explicit propagation into debug stmts.
5694 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5695 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5696 * tree-ssa-sink.c (statement_sink_location): Likewise.
5697 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5698 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5699 * tree-flow.h: Likewise.
5700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5701 debug temps without values.
5702 (eliminate_unnecessary_stmts): Don't discard just-inserted
5705 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5708 * config/cris/cris.md (andu): Check that operand 1 is one of the
5709 general registers. Fix typo in head comment.
5711 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5713 * config/i386/i386.md (vswapmov): New.
5714 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5715 (ix86_function_ms_hook_prologue): New.
5716 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5717 * configure.ac: Test for swap suffix support in as.
5718 * configure: Rebuild.
5720 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5723 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5724 paradoxical subregs to prevent partial register stalls if the inner
5725 mode is integer mode.
5727 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5729 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5731 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5734 * gcc/dwarf2out.c (template_parameter_pack_die,
5735 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5737 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5740 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5742 (maybe_register_def): Likewise. Take stmt iterator.
5743 (rewrite_update_stmt): Take stmt iterator and pass it on.
5744 (rewrite_update_enter_block): Pass stmt iterator.
5746 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5748 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5749 (spu_builtin_decl): New function.
5751 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.md (SWIM): New mode iterator.
5754 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5755 using SWIM mode iterator.
5756 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5757 patterns using SWI48 mode iterator.
5758 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5759 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5760 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5761 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5762 patterns using SWI248 mode iterator.
5763 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5764 gen_x86_movdicc_0_m1_rex64 for renamed function
5766 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5767 Eric Botcazou <ebotcazou@adacore.com>
5770 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5771 * config/sparc/sol2-unwind.h: New file.
5773 2009-10-11 Olivier Hainque <hainque@adacore.com>
5774 Eric Botcazou <ebotcazou@adacore.com>
5777 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5778 * config/i386/sol2-unwind.h: New file.
5780 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5783 * config/i386/i386.md (addsi_1_zext): Get the proper second
5786 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5788 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5789 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5792 2009-10-11 Richard Guenther <rguenther@suse.de>
5794 * gimple.c (iterative_hash_type_name): Do not handle special
5797 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5800 (*setcc_si_1_and): Ditto.
5801 (*setcc_si_1_movzbl): Ditto.
5802 (*setcc_<mode>_2): Ditto.
5803 (*setcc_qi): Rename from *setcc_1.
5804 (*setcc_qi_slp): Rename from *setcc_2.
5806 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5807 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5809 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5810 "if" condition, there is already assert with reload_completed present.
5812 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5814 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5816 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5818 * doc/install.texi (Final install): Refer to
5819 http://gcc.gnu.org/bugs/ for bug reporting.
5821 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5823 * configure.ac: Add test for dci instruction.
5824 * configure: Regenerate.
5825 * config.in: Likewise.
5826 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5827 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5828 (-mmulhw): Add 476 to description.
5829 (-mdlmzb): Likewise.
5830 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5831 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5832 (processor_target_table): Add 476 and 476fp entries.
5833 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5834 (rs6000_issue_rate): Add CPU_PPC476.
5835 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5836 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5837 (processor_type): Add PROCESSOR_PPC476.
5838 (EXTRA_SPECS): Add asm_cpu_476 string.
5839 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5840 (define_attr "cpu"): Add ppc476.
5842 Update comments for 476.
5843 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5844 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5845 Update copyright year.
5846 * config/rs6000/476.md: New file.
5847 * config/rs6000/40x.md: Add description for "isel" attribute.
5848 Update copyright year.
5849 * config/rs6000/440.md: Likewise.
5850 * config/rs6000/603.md: Likewise.
5851 * config/rs6000/6xx.md: Likewise.
5852 * config/rs6000/7450.md: Likewise.
5853 * config/rs6000/7xx.md: Likewise.
5854 * config/rs6000/8540.md: Likewise.
5855 * config/rs6000/cell.md: Likewise.
5856 * config/rs6000/e300c2c3.md: Likewise.
5857 * config/rs6000/e500mc.md: Likewise.
5858 * config/rs6000/mpc.md: Likewise.
5859 * config/rs6000/power4.md: Likewise.
5860 * config/rs6000/power5.md: Likewise.
5861 * config/rs6000/power6.md: Likewise.
5862 * config/rs6000/power7.md: Likewise.
5863 * config/rs6000/rios1.md: Likewise.
5864 * config/rs6000/rios2.md: Likewise.
5865 * config/rs6000/rs64.md: Likewise.
5867 2009-10-10 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/41654
5870 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5871 a cond expr before calling gimple_cond_set_condition_from_tree.
5872 (ifcombine_iforif): Likewise.
5874 2009-10-09 Ian Lance Taylor <iant@google.com>
5876 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5877 * configure: Rebuild.
5879 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5881 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5884 2009-10-09 Richard Guenther <rguenther@suse.de>
5887 * target-def.h (TARGET_BUILTIN_DECL): Define.
5888 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5889 * target.h (struct gcc_target): Add builtin_decl target hook.
5890 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5891 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5893 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5894 not gcc_unreachable.
5895 (lto_output_builtin_tree): Sorry if the target does not support
5896 streaming target builtins.
5897 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5898 (rs6000_builtin_decl): New function.
5899 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5900 (ix86_builtin_decl): New function.
5902 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5904 PR preprocessor/41445
5905 * c-ppoutput.c (do_line_change): New function.
5906 (cb_line_change): Use it.
5907 (scan_translation_unit): Call do_line_change if
5908 avoid_paste or PREV_WHITE and token location is on a different line
5909 than print.src_line.
5912 * dwarf2out.c (dwarf2out_init): Test whether
5913 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5916 PR rtl-optimization/41646
5917 * calls.c (expand_call): For BLKmode types returned in registers
5918 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5921 2009-10-09 Richard Guenther <rguenther@suse.de>
5923 PR tree-optimization/41634
5924 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5925 we remove the correct elements.
5926 (optimize_stmt): Make sure to update stmt operands before
5927 optimizing redundancies.
5929 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5931 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5933 2009-10-09 Richard Guenther <rguenther@suse.de>
5936 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5938 (lto_wrapper_exit): New function.
5940 (fatal_perror): Likewise.
5941 (fork_execute): Use global args_name, do not free it.
5942 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5943 * lto-streamer.h: Remove duplicate prototypes.
5945 2009-10-09 Richard Guenther <rguenther@suse.de>
5947 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5948 before calling stmt_can_throw_external.
5950 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5952 PR tree-optimization/40071
5953 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5954 pointer if the original data reference doesn't conflict with the
5955 created vector data reference. Fix long line.
5957 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/i386.md (any_div): New code iterator.
5960 (u): Handle div and udiv.
5962 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5964 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5965 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5966 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5967 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5969 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5971 * gcc.c (main): Remove trailing "." from diagnostics.
5973 2009-10-08 Cary Coutant <ccoutant@google.com>
5975 Add support for debugging with ICF (Identical Code Folding).
5976 * calls.c (debug.h): New #include.
5977 (emit_call_1): Call virtual_call_token debug hook.
5978 * common.opt (-fenable-icf-debug): New option.
5979 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5980 locations in the source).
5981 (poc_label_num): New variable.
5982 (dcall_entry, vcall_entry): New typedefs.
5983 (dcall_table, vcall_table): New variables.
5984 (struct vcall_insn): New type.
5985 (vcall_insn_table): New variable.
5986 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5987 (size_of_dcall_table): New function.
5988 (output_dcall_table): New function.
5989 (size_of_vcall_table): New function.
5990 (output_vcall_table): New function.
5991 (dwarf2out_direct_call): New function.
5992 (vcall_insn_table_hash): New function.
5993 (vcall_insn_table_eq): New function.
5994 (dwarf2out_virtual_call_token): New function.
5995 (dwarf2out_virtual_call): New function.
5996 (dwarf2out_init): Allocate new tables and sections.
5997 (prune_unused_types): Mark DIEs referenced from direct call table.
5998 (dwarf2out_finish): Output direct and virtual call tables.
5999 * final.c (final_scan_insn): Call direct_call and virtual_call
6001 * debug.h (struct gcc_debug_hooks): Add direct_call,
6002 virtual_call_token, virtual_call hooks.
6003 (debug_nothing_uid): New function.
6004 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
6005 (debug_nothing_uid): New function.
6006 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
6007 (xcoff_debug_hooks): Likewise.
6008 * sdbout.c (sdb_debug_hooks): Likewise.
6009 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6010 * doc/invoke.texi (-fenable-icf-debug): New option.
6012 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
6015 * regmove.c (regmove_backward_pass): Replace src with dst in the
6016 debug insn, and check for dst before rather than after.
6018 2009-10-08 Janis Johnson <janis187@us.ibm.com>
6020 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
6021 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6023 2009-10-08 Jan Hubicka <jh@suse.cz>
6026 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
6027 do not mark cgraph nodes as needed.
6028 (record_references_in_initializer): Add new only_vars parameter.
6029 * cgraph.h (record_references_in_initializer): New parameter.
6030 * varasm.c (assemble_variable): Update call.
6031 * varpool.c (varpool_analyze_pending_decls): Always look for
6034 2009-10-08 Anatoly Sokolov <aesok@post.ru>
6036 * config/avr/avr.c (last_insn_address) Remove variable.
6037 (expand_prologue): Don't initialise last_insn_address variable.
6038 (final_prescan_insn): Don't output insn size.
6039 * config/avr/avr.opt (msize): Remove switch.
6040 * doc/invoke.texi (AVR Options): Remove documentation of -msize
6043 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
6045 * combine.c (label_tick_ebb_start): Fix comment.
6046 (combine_instructions): Set label_tick and label_tick_ebb_start before
6047 calling setup_incoming_promotions. Start them from 1. Increment
6048 label_tick instead of deriving it from the BB index. Rather than
6049 comparing ticks use the block from the previous iteration to decide
6050 whether to start a new EBB. Remove empty lines before function.
6052 2009-10-08 Michael Matz <matz@suse.de>
6055 * builtins.c (fold_builtin_isascii): Use fold_build2.
6056 (fold_builtin_isdigit): Ditto.
6057 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6058 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6059 remove_useless_stmts_cond, remove_useless_stmts_tf,
6060 remove_useless_stmts_tc, remove_useless_stmts_bind,
6061 remove_useless_stmts_goto, remove_useless_stmts_label,
6062 remove_useless_stmts_1, remove_useless_stmts,
6063 pass_remove_useless_stmts): Remove.
6064 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
6065 * passes.c (init_optimization_passes): Don't add
6066 pass_remove_useless_stmts.
6067 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6068 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6070 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6071 for static constants.
6072 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6073 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6075 2009-10-08 Richard Guenther <rguenther@suse.de>
6077 * gimple.c (free_gimple_type_tables): New function.
6078 * gimple.h (free_gimple_type_tables): Declare.
6080 2009-10-07 Mark Heffernan <meheff@google.com>
6082 * ipa-prop.c (ipa_print_node_params) Only print
6083 names of named arguments.
6085 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
6087 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6088 being statically linked.
6090 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6092 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6094 2009-10-08 Jan Hubicka <jh@suse.cz>
6097 * ipa.c (cgraph_externally_visible_p,
6098 function_and_variable_visibility,
6099 whole_program_function_and_variable_visibility): Skip non-finalized
6102 2009-10-08 Nick Clifton <nickc@redhat.com>
6104 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6107 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
6110 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6112 2009-10-07 Joseph Myers <joseph@codesourcery.com>
6115 * c-common.c (c_fully_fold_internal): Strip nops from the result
6116 of recursive calls to c_fully_fold_internal.
6117 (c_wrap_maybe_const): New.
6118 (c_save_expr): Use c_wrap_maybe_const.
6119 * c-common.h (c_wrap_maybe_const): Declare.
6120 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6121 build_binary_op): Use c_wrap_maybe_const.
6123 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6125 * real.c: Fix comment to reflect actual exponent size.
6127 2009-10-08 Ben Elliston <bje@au.ibm.com>
6129 * config/rs6000/a2.md: Add FSF comment header.
6131 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.md (any_extend): New code iterator.
6134 (u, s): New code attributes.
6136 (DWIH): Rewrite as code iterator for SI and DI modes.
6137 (DWI): Rewrite as mode attribute.
6138 (dwi): New mode attribute.
6139 (di): Depend on SI mode and DI mode.
6140 (doubleint_general_operand): Remove mode attribute.
6142 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6145 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6146 (*sub<mode>3_doubleword): Ditto.
6148 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6149 using SWIM248 mode iterator.
6150 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6151 using SWI48 mode iterator.
6152 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6153 patterns using DWIH mode iterator and any_extend code iterator.
6154 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6155 using any_extend code iterator.
6156 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6157 patterns using DWIH mode iterator and any_extend code iterator.
6158 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6159 using any_extend code iterator.
6160 (<s>mul<mode>3_highpart): Macroize expander from
6161 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6162 and any_extend code iterator.
6163 (*<s>muldi3_highpart_1): Macroize insn from
6164 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6165 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6166 patterns using any_extend code iterator.
6167 (*<s>mulsi3_highpart_zext): Macroize insn from
6168 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6170 2009-10-07 Jakub Jelinek <jakub@redhat.com>
6172 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6173 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6174 refering to a DIE with DW_AT_const_value.
6176 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
6179 * ira-lives.c (check_and_make_def_conflict): Process all operands.
6181 2009-10-06 Jan Hubicka <jh@suse.cz>
6183 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6186 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6189 *lea_2_rex64): Move before *add<mode>_1 pattern.
6191 2009-10-07 Jan Hubicka <jh@suse.cz>
6193 * collect2.c (main): Add -fno-whole-program.
6194 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
6196 2009-10-07 Jan Hubicka <jh@suse.cz>
6198 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6199 has no address taken.
6200 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6202 (cgraph_clone_node): Clear externally_visible flag for clones.
6203 * cgraph.h (cgraph_only_called_directly_p,
6204 cgraph_can_remove_if_no_direct_calls_p): New predicates.
6205 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6206 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6207 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
6208 ipcp_insert_stage): Likwise.
6209 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6210 externally_visible flag.
6211 (verify_cgraph_node): Verify that inline clones look right.
6212 (process_function_and_variable_attributes): Do not set
6213 externally_visible flags.
6214 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6216 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
6218 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6219 clear externally_visible when turning into inline clones
6220 (cgraph_mark_inline_edge): Use new predicates.
6221 (cgraph_estimate_growth): Likewise.
6222 (cgraph_decide_inlining): Likewise.
6223 * ipa.c (cgraph_postorder): Likewise.
6224 (cgraph_remove_unreachable_nodes): Likewise; sanity check
6225 that inline clones are not needed.
6226 (cgraph_externally_visible_p): New predicate.
6227 (function_and_variable_visibility): Add whole_program parameter;
6228 always set externally_visible flag; handle COMDAT function
6230 (local_function_and_variable_visibility): New function.
6231 (gate_whole_program_function_and_variable_visibility): New function.
6232 (whole_program_function_and_variable_visibility): New function.
6233 (pass_ipa_whole_program_visibility): New function.
6234 * passes.c (init_optimization_passes): Add whole program visibility
6236 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
6237 not care about needed/reachable flags.
6238 * varpool.c: Include flags.h
6239 (decide_is_variable_needed): When doing LTO assume whole-program mode.
6240 (varpool_finalize_decl): When we are in LTO read-back, all variables
6242 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6244 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6246 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6249 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6251 * config.gcc: Don't include the makefile fragments intended for
6253 * config/s390/fixdfdi.h: File removed.
6254 * config/s390/libgcc-glibc.ver: File removed.
6255 * config/s390/s390.h: Remove the fixdfdi.h hack.
6256 * config/s390/t-crtstuff: File moved to libgcc dir.
6257 * config/s390/t-linux: Likewise.
6258 * config/s390/t-tpf: libgcc specific parts removed.
6259 * config/s390/t-linux64: Likewise.
6261 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6263 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6264 (lto-compress.o): Likewise.
6266 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
6269 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6270 dllexport to class members here.
6271 (i386_pe_determine_dllimport_p): Only check static class data for
6273 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6274 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6275 functions for vague linkage.
6276 (i386_pe_type_dllexport_p): Fix formatting.
6277 (maybe_add_dllexport) New function.
6278 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6281 2009-10-07 Ben Elliston <bje@au.ibm.com>
6283 * config/rs6000/a2.md: Remove duplicated lines.
6285 2009-10-07 Ben Elliston <bje@au.ibm.com>
6287 * config.gcc (powerpc*-*-*): Handle a2.
6288 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
6289 * config/rs6000/a2.md: New file.
6290 * config/rs6000/rs6000.opt (mno-update): New.
6291 (mupdate): Return to using a mask, not a var.
6292 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6293 (enum processor_type): Add PROCESSOR_PPCA2.
6294 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6295 (rs6000_override_options): Add "a2" to processor_target_table.
6296 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6297 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6299 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6301 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6302 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6303 reference to nonexistent gen_truncxfxf2 function.
6305 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6307 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6308 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6309 (general_operand): Handle TI mode.
6310 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6311 using SDWIM mode iterator.
6312 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6313 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6314 using DWI mode iterator.
6315 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6316 patterns using SWI mode iterator.
6317 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6318 using SWI48 mode iterator.
6319 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6320 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6321 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6322 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6323 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6324 using SDWIM mode iterator.
6325 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6326 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6327 using DWI mode iterator.
6328 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6329 patterns using SWI mode iterator.
6330 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6331 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6332 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6333 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6334 patterns using plusminus code iterator.
6335 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6336 sub<mode>3 patterns using plusminus code iterator.
6337 * config/i386/i386.c (override_options): Update the call to
6338 gen_subdi_carry_rex64 for renamed function.
6339 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6340 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6341 calls to instruction expanders.
6343 2009-10-06 Martin Jambor <mjambor@suse.cz>
6346 * opts.c (decode_options): Run IPA-SRA at -O2.
6348 2009-10-06 Richard Guenther <rguenther@suse.de>
6350 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6352 2009-10-06 Tobias Burnus <burnus@net-b.de>
6355 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6356 -flto and -fwhole-program flags can be combined.
6358 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6361 * gcc.c (process_command): Check that -o argument was specified.
6363 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6365 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6367 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6369 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6370 * doc/invoke.texi (Warning Options): Annotate allowed languages
6371 for -Wunsuffixed-float-constants.
6373 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6375 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6376 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6377 same name and isn't the main variant.
6380 * dwarf2out.c (loc_by_reference): Removed.
6381 (dw_loc_list_1): New function.
6382 (dw_loc_list): Remove toplev argument, add want_address argument.
6383 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6384 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6385 want_address == 2 to dw_loc_list. For successful dw_loc_list
6386 set have_address to 1 only if want_address is not 0.
6388 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6390 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6391 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6392 a code block followed by two pointers.
6393 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6394 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6395 (MIPS_MOVE): Likewise.
6396 (MIPS_LUI): Likewise.
6397 (MIPS_JR): Likewise.
6398 (MIPS_BAL): Likewise.
6399 (MIPS_NOP): Likewise.
6400 (mips_asm_trampoline_template): Delete.
6401 (mips_trampoline_code_size): New function.
6402 (mips_trampoline_init): Add shorter sequences for all cases
6403 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6404 Calculate the opcodes directly, rather than copying from a template.
6405 Only flush the code part of the trampoline.
6406 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6408 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6410 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6411 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6412 (INCOMING_RETURN_ADDR_RTX): Likewise.
6413 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6415 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6416 with RETURN_ADDR_REGNUM.
6417 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6418 * config/mips/mips.c (mips16_build_call_stub): Replace
6419 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6420 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6421 (mips_print_operand_punctuation): Likewise.
6422 (mips_frame_set): Likewise.
6423 (mips16e_output_save_restore): Likewise.
6424 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6425 (mips_save_reg_p): Likewise.
6426 (mips_return_addr): Likewise.
6427 (mips_set_return_address): Likewise.
6428 (mips_direct_save_slot_move_p): Likewise.
6429 (mips_output_function_prologue): Likewise.
6430 (mips_restore_reg): Likewise.
6431 (mips_expand_epilogue): Likewise.
6432 (mips_epilogue_uses): Likewise.
6433 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6434 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6435 (clear_hazard_<mode>): Likewise.
6436 (call_internal): Likewise.
6437 (call_internal_direct): Likewise.
6438 (call_direct_split): Likewise.
6439 (call_value_internal): Likewise.
6440 (call_value_split): Likewise.
6441 (call_value_internal_direct): Likewise.
6442 (call_value_direct_split): Likewise.
6443 (call_value_multiple_internal): Likewise.
6444 (call_value_multiple_split): Likewise.
6446 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6447 Jakub Jelinek <jakub@redhat.com>
6449 PR rtl-optimization/41511
6450 * combine.c (record_value_for_reg): Pass explicit values as argument
6451 to get_last_value_validate.
6452 (get_last_value_validate): Document INSN parameter.
6453 For non-readonly MEMs, assume they might have been modified if INSN
6454 was in another basic block.
6455 (get_last_value): Minor reformatting.
6457 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6460 * final.c (asm_str_count): Split out from asm_insn_count.
6461 * rtl.h (asm_str_count): New prototype.
6462 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6465 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6467 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6469 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6470 Rafael Espindola <espindola@google.com>
6472 * gengtype.c (write_types): Moved call to write_func_for_structure
6473 into seperate loops.
6475 2009-10-05 Richard Guenther <rguenther@suse.de>
6478 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6479 (input_cgraph_1): Input toplevel asms.
6481 2009-10-05 Richard Guenther <rguenther@suse.de>
6484 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6485 (external_aggregate_decl_p): Likewise.
6486 (lto_symtab_compatible): Re-structure. Remove dead code.
6487 For variables ignore toplevel qualifiers when comparing types.
6488 Issue warnings, not errors for mismatched user-alignment.
6490 2009-10-05 Richard Guenther <rguenther@suse.de>
6494 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6495 (struct lto_symtab_identifier_def): Likewise.
6496 (struct lto_symtab_decl_def): Likewise.
6497 (struct lto_symtab_entry_def): New.
6498 (lto_symtab_identifier_t): Rename to ...
6499 (lto_symtab_entry_t): ... this.
6500 (lto_symtab_decls): Remove.
6501 (lto_symtab_base_hash): Rename to ...
6502 (lto_symtab_entry_hash): ... this.
6503 (lto_symtab_base_eq): Rename to ...
6504 (lto_symtab_entry_eq): ... this.
6505 (lto_symtab_base_marked_p): Rename to ...
6506 (lto_symtab_entry_marked_p): ... this.
6507 (lto_symtab_identifier_marked_p): Remove.
6508 (lto_symtab_decl_marked_p): Likewise.
6509 (lto_symtab_maybe_init_hash_tables): Rename to ...
6510 (lto_symtab_maybe_init_hash_table): ... this.
6511 (lto_symtab_set_resolution_and_file_data): Remove.
6512 (lto_symtab_register_decl): New function.
6513 (lto_symtab_get_identifier): Remove.
6514 (lto_symtab_get): New function.
6515 (lto_symtab_get_resolution): Adjust.
6516 (lto_symtab_get_identifier_decl): Remove.
6517 (lto_symtab_set_identifier_decl): Likewise.
6518 (lto_symtab_merge_decl): Rename to ...
6519 (lto_symtab_merge): ... this. Rewrite.
6520 (lto_symtab_merge_var): Remove.
6521 (lto_symtab_merge_fn): Likewise.
6522 (lto_symtab_prevailing_decl): Adjust.
6523 (lto_cgraph_replace_node): New function.
6524 (lto_symtab_merge_decls_2): Likewise.
6525 (lto_symtab_merge_decls_1): Likewise.
6526 (lto_symtab_fixup_var_decls): Likewise.
6527 (lto_symtab_resolve_symbols): Likewise.
6528 (lto_symtab_merge_decls): Likewise.
6529 (lto_symtab_prevailing_decl): Adjust.
6530 (lto_symtab_get_symtab_def): Remove.
6531 (lto_symtab_get_file_data): Likewise.
6532 (lto_symtab_clear_resolution): Adjust.
6533 (lto_symtab_clear_resolution): Likewise.
6534 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6535 (input_cgraph_1): Likewise.
6536 * lto-streamer-in.c (get_resolution): Do not provide fake
6537 symbol resolutions here.
6538 (deferred_global_decls): Remove.
6539 (lto_register_deferred_decls_in_symtab): Likewise.
6540 (lto_register_var_decl_in_symtab): Change signature, register
6541 variable via lto_symtab_register_decl.
6542 (lto_register_function_decl_in_symtab): Likewise.
6543 (lto_read_tree): Adjust.
6544 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6545 (lto_symtab_merge_var): Likewise.
6546 (lto_symtab_merge_fn): Likewise.
6547 (lto_symtab_register_decl): Declare.
6548 (lto_symtab_merge_decls): Likewise.
6550 2009-10-05 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/23821
6553 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6554 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6555 simple IV increments.
6557 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6559 * config/arm/arm.c (arm_override_options): Really initialize
6560 flag_dwarf2_cfi_asm to 0.
6562 2009-10-05 Doug Kwan <dougkwan@google.com>
6564 PR rtl-optimization/41574
6565 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6566 floating point and we are not doing unsafe math optimizations.
6568 2009-10-03 Simon Baldwin <simonb@google.com>
6569 Cary Coutant <ccoutant@google.com>
6570 Rafael Espindola <espindola@google.com>
6571 Richard Guenther <rguenther@suse.de>
6572 Jan Hubicka <jh@suse.cz>
6573 Doug Kwan <dougkwan@google.com>
6574 H.J. Lu <hongjiu.lu@intel.com>
6575 Bill Maddox <maddox@google.com>
6576 Ryan Mansfield <rmansfield@qnx.com>
6577 Diego Novillo <dnovillo@google.com>
6578 Ollie Wild <aaw@google.com>
6579 Kenneth Zadeck <zadeck@naturalbridge.com>
6581 * lto-cgraph.c: New file.
6582 * lto-compress.c: New file.
6583 * lto-compress.h: New file.
6584 * lto-opts.c: New file.
6585 * lto-section-in.c: New file.
6586 * lto-section-out.c: New file.
6587 * lto-streamer-in.c: New file.
6588 * lto-streamer-out.c: New file.
6589 * lto-streamer.c: New file.
6590 * lto-streamer.h: New file.
6591 * lto-symtab.c: New file.
6592 * lto-wpa-fixup.c: New file.
6593 * lto-wrapper.c: New file.
6595 2009-10-03 Simon Baldwin <baldwin@google.com>
6596 Ben Elliston <bje@au.ibm.com>
6597 Rafael Espindola <espindola@google.com>
6598 Nathan Froyd <froydnj@codesourcery.com>
6599 Jan Hubicka <jh@suse.cz>
6600 Doug Kwan <dougkwan@google.com>
6601 Diego Novillo <dnovillo@google.com>
6602 Kenneth Zadeck <zadeck@naturalbridge.com>
6604 * Makefile.in (enable_lto): New.
6605 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6606 (LINKER_PLUGIN_API_H): Define.
6607 (LTO_SYMTAB_H): Define.
6608 (LTO_STREAMER_H): Define.
6609 (TREE_VECTORIZER_H): Define.
6610 (INCLUDES): Add LIBELFINC.
6611 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6612 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6613 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6614 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6615 (native): Add lto-wrapper$(exeext)
6616 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6617 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6618 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6619 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6620 (varasm.o): Add dependency on tree-iterator.h.
6621 (cgraph.o): Add dependency on cif-code.def.
6622 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6623 (ipa-pure-const.o): Likewise.
6624 (GTFILES): Add lto-symtab.c.
6625 (install-lto-wrapper): New.
6626 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6627 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6628 * config.in: Regenerate.
6630 2009-10-03 Rafael Espindola <espindola@google.com>
6631 Diego Novillo <dnovillo@google.com>
6633 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6634 ipa_write_summaries.
6635 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6637 (cgraph_optimize): Make extern.
6639 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6640 Kenneth Zadeck <zadeck@naturalbridge.com>
6642 * toplev.c (in_lto_p): Declare.
6643 * collect2.c (scan_prog_file): Read all the output when reading
6644 information for LTO.
6645 (enum lto_mode_d): Declare.
6647 2009-10-03 Richard Guenther <rguenther@suse.de>
6648 Diego Novillo <dnovillo@google.com>
6650 * gimple.c: Include target.h and alias.h.
6651 (gimple_types): Declare.
6652 (type_hash_cache): Declare.
6653 (gimple_alloc_stat): Make extern.
6654 (gimple_build_eh_must_not_throw): Call
6655 gimple_eh_must_not_throw_set_fndecl.
6656 (struct type_pair_d): Declare.
6657 (type_pair_t): Declare.
6658 (type_pair_hash): New.
6659 (type_pair_eq): New.
6660 (lookup_type_pair): New.
6661 (gimple_force_type_merge): New.
6662 (compare_type_names_p): New.
6663 (compare_field_offset): New.
6664 (gimple_types_compatible_p): New.
6665 (struct sccs): Declare.
6666 (next_dfs_num): Declare.
6667 (iterative_hash_gimple_type): New.
6669 (iterative_hash_type_name): New.
6670 (iterative_hash_gimple_type): New.
6671 (gimple_type_hash): New.
6672 (gimple_type_eq): New.
6673 (gimple_register_type): New.
6674 (print_gimple_types_stats): New.
6675 (gimple_signed_or_unsigned_type): New.
6676 (gimple_unsigned_type): New.
6677 (gimple_signed_type): New.
6678 (gimple_get_alias_set): New.
6679 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6680 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6681 (gimple_force_type_merge): Declare.
6682 (gimple_types_compatible_p): Declare.
6683 (gimple_register_type): Declare.
6684 (print_gimple_types_stats): Declare.
6685 (gimple_unsigned_type): Declare.
6686 (gimple_signed_type): Declare.
6687 (gimple_get_alias_set): Declare.
6688 (gimple_eh_must_not_throw_set_fndecl): New.
6690 2009-10-03 Jan Hubicka <jh@suse.cz>
6691 Kenneth Zadeck <zadeck@naturalbridge.com>
6693 * ipa-pure-const.c: Include lto-streamer.h.
6694 (register_hooks): Factor out of ...
6695 (generate_summary): ... here.
6696 (pure_const_write_summary): New.
6697 (pure_const_read_summary): New.
6698 (pass_ipa_pure_const): Add pure_const_write_summary and
6699 pure_const_read_summary.
6700 * ipa-reference.c: Include lto-streamer.h.
6701 (add_new_function): New.
6702 (remove_node_data): New.
6703 (duplicate_node_data): New.
6704 (ipa_init): Guard against multiple calls.
6705 Move hook setup from analyze_function.
6706 (write_node_summary_p): New.
6707 (ipa_reference_write_summary): New.
6708 (ipa_reference_read_summary): New.
6709 (pass_ipa_reference): Add ipa_reference_write_summary and
6710 ipa_reference_read_summary.
6711 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6712 (struct cgraph_edge): Add fields lto_stmt_uid and
6713 call_stmt_cannot_inline_p.
6714 (cgraph_optimize): Declare.
6715 (cgraph_decide_is_function_needed): Declare.
6716 (reset_inline_failed): Declare.
6717 (enum LTO_cgraph_tags): Declare.
6718 (LTO_cgraph_tag_names): Declare.
6719 (LCC_NOT_FOUND): Define.
6721 2009-10-03 Doug Kwan <dougkwan@google.com>
6722 Rafael Espindola <espindola@google.com>
6723 Jan Hubicka <jh@suse.cz>
6724 Diego Novillo <dnovillo@google.com>
6725 Kenneth Zadeck <zadeck@naturalbridge.com>
6727 * passes.c (all_regular_ipa_passes): New.
6728 (all_ipa_passes): Rename to all_small_ipa_passes.
6729 (init_optimization_passes): Init all_regular_ipa_passes.
6730 * tree-pass.h (all_regular_ipa_passes): New.
6731 (all_ipa_passes): Rename to all_small_ipa_passes.
6732 * passes.c (all_lto_gen_passes): New.
6733 (init_optimization_passes): Initialize all_lto_gen_passes.
6734 (execute_ipa_summary_passes): Make non-static.
6735 (ipa_write_summaries_1): New.
6736 (ipa_write_summaries_2): New.
6737 (ipa_write_summaries): New.
6738 (ipa_write_summaries_of_cgraph_node_set): New.
6739 (ipa_read_summaries_1): New.
6740 (ipa_read_summaries): New.
6741 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6742 (execute_regular_ipa_pass_list): Remove.
6743 (init_optimization_passes): Schedule
6744 pass_rebuild_cgraph_edges and pass_early_inline outside
6745 of pass_all_early_optimizations. Document reason.
6746 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6747 pass_ipa_lto_finish_out): New pass.
6748 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6749 (execute_all_ipa_transforms): New.
6750 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6751 (dump_properties, debug_properties): New.
6752 * tree-optimize.c (gate_all_early_local_passes): Return
6753 false if we are in lto1.
6754 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6755 * tree-pass.h (execute_all_ipa_transforms): Declare.
6756 (pass_ipa_function_and_variable_visibility): Declare.
6757 (pass_ipa_early_inline): Declare.
6758 (pass_ipa_lto_gimple_out): Declare.
6759 (pass_ipa_lto_wpa_fixup): Declare.
6760 (pass_ipa_lto_finish_out): Declare.
6761 (all_small_ipa_passes, all_regular_ipa_passes,
6762 all_lto_gen_passes): Declare.
6763 (execute_ipa_summary_passes): Declare.
6764 (execute_all_ipa_transforms): Declare.
6765 (ipa_write_summaries): Declare
6766 (ipa_write_summaries_of_cgraph_node_set): Declare.
6767 (ipa_read_summaries): Declare.
6769 2009-10-03 Doug Kwan <dougkwan@google.com>
6770 Ollie Wild <aaw@google.com>
6772 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6774 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6775 (lto_mode): New variable.
6776 (maybe_run_lto_and_relink): Handle the -fwpa option.
6777 (main): Handle the -fwpa option.
6778 (maybe_unlink_list): New function.
6779 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6780 * common.opt (flto): New flag.
6781 * toplev.c (flag_generate_lto): Declare.
6783 2009-10-03 Simon Baldwin <simonb@google.com>
6785 * common.opt (flto-compression-level): New flag.
6787 * opts.c: Include lto-opts.h.
6788 (handle_option): Call lto_register_user_option for each
6789 valid option handled.
6790 (decode_options): Clear registered options before the options
6793 2009-10-03 Cary Coutant <ccoutant@google.com>
6795 * collect2.c (is_elf): New function.
6796 (scan_prog_file): Require LTO object to be in ELF format.
6798 2009-10-03 Rafael Espindola <espindola@google.com>
6800 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6801 libgcc to the linker.
6803 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6805 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6806 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6808 * collect2.h (collect_execute): Add flags argument.
6809 * tlink.c (tlink_execute): Update call to collect_execute.
6810 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6811 (use_linker_plugin): New.
6812 (use_linker_plugin_spec_function): New.
6813 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6814 (linker_plugin_file_spec): New.
6815 (lto_wrapper_spec): New.
6816 (lto_gcc_spec): New.
6817 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6818 (static_spec_functions): Add use-linker-plugin.
6819 (process_command): Handle -use-linker-plugin.
6820 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6821 linker_plugin_file_spec and lto_gcc_spec.
6822 (use_linker_plugin_spec_function): New.
6824 2009-10-03 Richard Guenther <rguenther@suse.de>
6828 * tree.h (is_lang_specific): Include LANG_TYPE.
6829 * tree.c (find_decls_types_r): Manually add interesting parts
6830 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6832 * gimple.c (type_pair_hash): Make symmetric.
6833 (type_pair_eq): Likewise.
6834 (lookup_type_pair): Increase initial hashtable size.
6835 (gimple_force_type_merge): Rely on type-pair symmetry.
6836 (visit): Remove excessive checking code.
6837 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6838 (gimple_register_type): Remove getenv calls, shrink initial
6842 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6843 inline functions if not generating lto output.
6846 * toplev.c (finalize): In WPA mode remove the asm file.
6848 2009-10-03 Doug Kwan <dougkwan@google.com>
6850 * ipa-inline.c (cgraph_mark_inline): Check
6851 edge->call_stmt_cannot_inline_p instead of calling
6852 gimple_call_cannot_inline_p.
6853 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6854 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6855 (inline_generate_summary): Do nothing in LTRANS.
6856 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6857 exists before calling gimple_call_cannot_inline_p.
6858 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6859 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6860 Update new_edge->lto_stmt_uid.
6861 * cgraphbuild.c (reset_inline_failed): New.
6863 * common.opt (fwpa): New flag.
6864 (fltrans): New option.
6865 * gcc.c (gcc_lto_option_t): New type.
6866 (current_lto_option): New variable.
6867 (lto_single_spec_function): Remove and is replaced by ..
6868 (lto_option_spec_function): New function.
6869 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6870 passing the -flto flag.
6871 (cc1_options): Separate non-LTO related parts into ..
6872 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6873 (lto1_options): New spec for lto FE.
6874 (link_lto_options): New spec for handling LTO flags in linker.
6875 (invoke_lto_single): Re-format to fit in 80 column. Replace
6876 lto-single with lto-option.
6877 (static_specs): Add cc1_non_lto_options, lto1_options and
6879 (static_spec_function): Replace lto-single with lto-option.
6880 (process_command): Handle -flto, -fwpa and -fltran by setting
6881 current_lto_option and not passing it to subprocess unconditionally.
6883 2009-10-03 Bill Maddox <maddox@google.com>
6885 Add `gcc' driver support for link-time code generation (LTO).
6887 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6888 (lto_flag, lto_objects, lto_o_file): New variables.
6889 (struct lto_object, struct lto_object_list): New structures.
6890 (collect_exit, handler): Remove LTO temporary output file on exit.
6891 (add_lto_object): New function.
6892 (maybe_run_lto_and_relink): New function. Perform link time code
6893 generation and relinking for object files containing LTO information.
6894 (main): Invoke maybe_run_lto_and_relink().
6895 (dump_argv): New function. For debugging, currently disabled.
6896 (scan_prog_file): Add LTO information pass.
6897 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6899 * toplev.c (compile_file): Emit assembler directive to create
6900 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6902 2009-10-03 Diego Novillo <dnovillo@google.com>
6904 * c.opt: Add LTO to warn_abi and warn_psabi.
6906 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6907 inline function. Ignore language-specific nodes. Update all users.
6908 (find_decls_types_r): Do not traverse the subtrees of
6909 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6910 * tree.h (is_lang_specific): New.
6911 * langhooks.h (struct lang_hooks_for_decls): Remove
6912 may_need_assembler_name_p. Update all users.
6914 * c-common.c (set_builtin_user_assembler_name): Move ...
6915 * builtins.c (set_builtin_user_assembler_name): ... here.
6916 (is_builtin_name): Add comment
6917 (is_builtin_fn): New.
6918 * except.c (output_ttype): Only call
6919 lookup_type_for_runtime if TYPE is not a runtime type.
6921 * passes.c (register_pass): Call position_pass on
6922 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6923 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6924 (TV_IPA_LTO_DECL_IO): Define.
6925 (TV_IPA_LTO_CGRAPH_IO): Define.
6927 (TV_WHOPR_WPA): Define.
6928 (TV_WHOPR_WPA_IO): Define.
6929 (TV_WHOPR_LTRANS): Define.
6930 (TV_WHOPR_WPA_FIXUP): Define.
6931 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6932 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6933 * tree-flow.h (tree_node_can_be_shared): Declare.
6934 * tree-inline.c (tree_can_inline_p): Check that E has a
6935 statement associated with it.
6936 * tree.c (free_lang_data_in_binf): Factor out of ...
6937 (free_lang_data_in_type): ... here.
6938 Call RECORD_OR_UNION_TYPE_P.
6939 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6940 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6941 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6942 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6943 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6944 (gate_free_lang_data): Return true if flag_generate_lto is set.
6945 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6946 * c-common.h (set_builtin_user_assembler_name): Move ...
6947 * tree.h (set_builtin_user_assembler_name): ... here.
6949 * common.opt (flto-report): New flag.
6950 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6951 * collect2.c (scan_prog_file): Send the error output of
6952 'nm' to HOST_BIT_BUCKET.
6954 2009-10-03 Ollie Wild <aaw@google.com>
6956 * langhooks-def.h (lhd_begin_section): New function declaration.
6957 (lhd_write_section): New function declaration.
6958 (lhd_end_section): New function declaration.
6959 (LANG_HOOKS_BEGIN_SECTION): New macro.
6960 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6961 (LANG_HOOKS_END_SECTION): New macro.
6962 (LANG_HOOKS_LTO): New macro.
6963 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6964 * langhooks.c (output.h): Add include.
6965 (saved_section): New static variable.
6966 (lhd_begin_section): New function.
6967 (lhd_write_section_data): New function.
6968 (lhd_end_section): New function.
6969 * langhooks.h (struct lang_hooks_for_lto): New structure.
6970 (struct lang_hooks): Add member lto.
6971 * Makefile.in (langhooks.o): Add dependency on output.h.
6973 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6975 2009-10-03 Richard Guenther <rguenther@suse.de>
6977 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6980 2009-10-03 Simon Baldwin <simonb@google.com>
6981 Richard Guenther <rguenther@suse.de>
6982 Janis Johnson <janis187@us.ibm.com>
6983 Doug Kwan <dougkwan@google.com>
6984 Diego Novillo <dnovillo@google.com>
6985 Ramana Radhakrishnan <ramana.r@gmail.com>
6986 Ollie Wild <aaw@google.com>
6988 * doc/install.texi: Add documentation for libelf and --enable-lto.
6989 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6990 -flto-report, -flto-compression-level and -use-linker-plugin.
6991 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6992 Add section for LTO Testing.
6994 2009-10-02 Cary Coutant <ccoutant@google.com>
6996 Add support for comdat type sections for DWARF v4.
6997 Merge from dwarf4 branch.
6999 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
7000 (dw_die_ref): Define vector type.
7001 (enum dw_val_class): Add dw_val_class_data8.
7002 (struct dw_val_struct): Add v.val_data8.
7003 (comdat_type_node_ref): New type.
7004 (struct die_struct): Move die_symbol into a union; add new field
7005 die_type_node. Change all uses.
7006 (comdat_type_node): New type.
7007 (skeleton_chain_node): New type.
7008 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
7009 (comdat_type_list): New variable.
7010 (dwarf_tag_name): Add DW_TAG_type_unit.
7011 (dwarf_attr_name): Add DW_AT_signature.
7012 (add_AT_data8): New function.
7013 (replace_child): New function.
7014 (move_all_children): New function.
7015 (print_signature): New function.
7016 (print_die): Print signature information; add dw_val_class_data8.
7017 (attr_checksum): Support dw_val_class_data8.
7018 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
7019 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
7020 (checksum_sleb128, checksum_uleb128): New functions.
7021 (checksum_die_context): New function.
7022 (loc_checksum_ordered): New function.
7023 (attr_checksum_ordered): New function.
7024 (struct checksum_attributes): New structure.
7025 (collect_checksum_attributes): New function.
7026 (die_checksum_ordered): New function.
7027 (generate_type_signature): New function.
7028 (same_dw_val_p): Add dw_val_class_data8.
7029 (is_symbol_die): Use new is_declaration_die function.
7030 (is_declaration_die): New function.
7031 (should_move_die_to_comdat): New function.
7032 (clone_die): New function.
7033 (clone_tree): New function.
7034 (clone_as_declaration): New function.
7035 (copy_declaration_context): New function.
7036 (generate_skeleton_ancestor_tree): New function.
7037 (generate_skeleton_bottom_up): New function.
7038 (generate_skeleton): New function.
7039 (remove_child_or_replace_with_skeleton): New function.
7040 (break_out_comdat_types): New function.
7041 (struct decl_table_entry): New type.
7042 (htab_decl_hash): New function.
7043 (htab_decl_eq): New function.
7044 (htab_decl_del): New function.
7045 (copy_ancestor_tree): New function.
7046 (copy_decls_walk): New function.
7047 (copy_decls_for_unworthy_types): New function.
7048 (build_abbrev_table): Don't assert on missing die_symbol when doing
7049 comdat type sections.
7050 (size_of_die): Use DW_FORM_sig8 for external references. Add
7052 (unmark_dies): Don't assert for unmarked dies when doing comdat
7054 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7055 (output_signature): New function.
7056 (output_die): Likewise.
7057 (output_compilation_unit_header): Mark output as DWARF version 3
7058 even if generating DWARF 4.
7059 (output_comdat_type_unit): New function.
7060 (output_line_info): Mark output as DWARF version 3 even if generating
7062 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7064 (dwarf2out_end_source_file): Likewise.
7065 (prune_unused_types_walk_attribs): Don't follow references into
7066 comdat type sections.
7067 (prune_unused_types_mark): When generating type units, do not mark
7068 children of non-defining declarations of types; do mark children of
7070 (prune_unused_types): Process comdat type sections.
7071 (htab_ct_hash): New function.
7072 (htab_ct_eq): New function.
7073 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7074 Add a pointer to the line table from type unit entries so
7075 DW_AT_decl_file has meaning.
7076 * varasm.c (default_elf_asm_named_section): Use identifier name as
7077 comdat key instead of lang hook.
7079 2009-10-02 Neil Vachharajani <nvachhar@google.com>
7081 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7083 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
7085 * config/i386/i386.md (SWIM248): New mode iterator.
7086 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7087 divmodhi4 patterns using SWIM248 macro.
7088 (*divmod<mode>4): Macroize insn_and_split pattern from
7089 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7090 and their corresponding splitters usign SWIM248 macro. Split SImode
7091 insn to generate cltd and DImode insn to generate cqto instead of
7092 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7093 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7094 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7095 *divmodsi_noext patterns using SWIM248 macro.
7096 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7097 udivmodhi4 patterns using SWIM248 macro.
7098 (*udivmod<mode>4): Macroize insn_and_split pattern from
7099 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7100 corresponding splitters using SWIM248 macro.
7101 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7102 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7104 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
7106 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7107 of zero-sized element is zero-sized regardless of its extent.
7109 2009-10-02 Jakub Jelinek <jakub@redhat.com>
7112 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7113 * configure: Regenerated.
7114 * config.in: Regenerated.
7115 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7116 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7117 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7118 not emitting .eh_frame, emit .cfi_sections .debug_frame
7123 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7124 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7126 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7127 vars use DECL_RTL with resetting it back to NULL afterwards.
7128 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7129 rtx_equal_p instead of asserting it is a SYMBOL_REF.
7130 (value_format): For dw_val_class_addr only use DW_FORM_addr if
7131 the attribute type allows it, otherwise use DW_FORM_dataN.
7132 (mem_loc_descriptor): Handle CONST_STRING.
7133 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7134 Handle MEM with CONST_STRING address using add_AT_string.
7135 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7136 CONST_STRING for const arrays initialized with a string literal.
7137 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7138 (dwarf2out_finish): Call resolve_addr.
7140 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
7141 Maxim Kuvyrkov <maxim@codesourcery.com>
7143 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7145 2009-10-02 Nick Clifton <nickc@redhat.com>
7147 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7148 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7150 2009-10-01 Jan Hubicka <jh@suse.cz>
7152 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7153 (cgraph_create_virtual_clone): Just pass redirect_callers
7155 * cgraph.h (cgraph_clone_node): Update prototype.
7156 * ipa-pure-const.c (self_recursive_p): New function.
7157 (propagate): Use it.
7158 * ipa-inline.c (cgraph_clone_inlined_nodes,
7159 cgraph_decide_recursive_inlining): Update.
7161 2009-10-01 David Daney <ddaney@caviumnetworks.com>
7163 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7164 instructions for TARGET_OCTEON.
7166 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7168 * config/arm/arm.c (arm_override_options): Turn off
7169 flag_dwarf2_cfi_asm for AAPCS variants.
7171 2009-10-01 Martin Jambor <mjambor@suse.cz>
7174 * tree-sra.c (convert_callers): Do not call
7175 compute_inline_parameters on one caller more than once.
7177 2009-10-01 Nick Clifton <nickc@redhat.com>
7179 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7180 an empty string if not already defined.
7182 2009-10-01 Martin Jambor <mjambor@suse.cz>
7185 * tree-sra.c (is_va_list_type): New function.
7186 (find_var_candidates): Call is_va_list_type.
7187 (find_param_candidates): Check that the type or the type pointed
7188 to are not va_list types.
7190 2009-10-01 Martin Jambor <mjambor@suse.cz>
7193 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7194 DECL_ARTIFICIAL (param_decl) is true.
7196 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
7198 * tree.h (tree_decl_common::lang_flag_8): New.
7199 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
7201 * c-common.h (RID_CONSTEXPR): New.
7203 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7205 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7206 Use ref-all pointers.
7207 (alpha_gimplify_va_arg): Ditto.
7209 2009-09-30 Jakub Jelinek <jakub@redhat.com>
7212 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7213 before insn counting loop now that BB_END (bb) is counted. Ensure
7214 the return value isn't zero.
7216 2009-09-30 Nick Clifton <nickc@redhat.com>
7218 * config.gcc (sh-symbianelf): Replace definition of extra_objs
7219 with separate definitions of c_target_objs and cxx_target_objs.
7220 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7222 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7223 sh_symbian_import_export_class.
7224 * config/sh/sh-protos.h: Fix names of exported symbian functions.
7225 * config/sh/symbian.c: Delete, moving code into...
7226 * config/sh/symbian-base.c: ... here
7227 * config/sh/symbian-c.c: ... and here
7228 * config/sh/symbian-cxx.c: ... and here.
7230 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7233 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
7234 of plus RTX into register.
7236 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7238 * doc/install.texi: Linguistic and markup fixes.
7239 (Configuration) <--disable-cpp>: Remove description.
7240 <--enable-maintainer-mode>: Autotools files are affected, too.
7241 <--with-sysroot>: Improve description.
7242 (Building): Bump required GNU make version.
7244 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7246 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7247 (x86_64-*-*): Ditto.
7249 * config/i386/fma4intrin.h: New file, provide common x86 compiler
7250 intrinisics for FMA4.
7251 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7252 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7253 Add FMA4 check and fma4intrin.h.
7254 * config/i386/i386-c.c(ix86_target_macros_internal): Check
7256 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7257 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7258 constant for FMA4 support.
7259 (UNSPEC_FMA4_FMADDSUB): Ditto.
7260 (UNSPEC_FMA4_FMSUBADD): Ditto.
7261 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7262 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7263 (ix86_expand_fma4_multiple_memory): Ditto.
7264 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7265 (OPTION_MASK_ISA_FMA4_UNSET): New.
7266 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7267 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7268 (ix86_handle_option): Handle -mfma4.
7269 (isa_opts): Handle -mfma4.
7270 (enum pta_flags): Add PTA_FMA4.
7271 (override_options): Add FMA4 support.
7272 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7273 (IX86_BUILTIN_VFMADDSD): Ditto.
7274 (IX86_BUILTIN_VFMADDPS): Ditto.
7275 (IX86_BUILTIN_VFMADDPD): Ditto.
7276 (IX86_BUILTIN_VFMSUBSS): Ditto.
7277 (IX86_BUILTIN_VFMSUBSD): Ditto.
7278 (IX86_BUILTIN_VFMSUBPS): Ditto.
7279 (IX86_BUILTIN_VFMSUBPD): Ditto.
7280 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
7281 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
7282 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
7283 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
7284 (IX86_BUILTIN_VFNMADDSS): Ditto.
7285 (IX86_BUILTIN_VFNMADDSD): Ditto.
7286 (IX86_BUILTIN_VFNMADDPS): Ditto.
7287 (IX86_BUILTIN_VFNMADDPD): Ditto.
7288 (IX86_BUILTIN_VFNMSUBSS): Ditto.
7289 (IX86_BUILTIN_VFNMSUBSD): Ditto.
7290 (IX86_BUILTIN_VFNMSUBPS): Ditto.
7291 (IX86_BUILTIN_VFNMSUBPD): Ditto.
7292 (IX86_BUILTIN_VFMADDPS256): Ditto.
7293 (IX86_BUILTIN_VFMADDPD256): Ditto.
7294 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7295 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7296 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7297 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7298 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7299 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7300 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7301 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7302 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7303 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7304 (enum multi_arg_type): New enum for describing the various FMA4
7305 intrinsic argument types.
7306 (bdesc_multi_arg): New table for FMA4 intrinsics.
7307 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7308 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7310 (ix86_expand_builtin): Add FMA4 intrinsic support.
7311 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7312 operand instructions.
7313 (ix86_expand_fma4_multiple_memory): New function to split the
7314 second memory reference from FMA4 instructions.
7315 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7316 (ssemodesuffixf2s): Ditto.
7317 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7319 (fma4_fmsub<mode>4): Ditto.
7320 (fma4_fnmadd<mode>4): Ditto.
7321 (fma4_fnmsub<mode>4): Ditto.
7322 (fma4_vmfmadd<mode>4): Ditto.
7323 (fma4_vmfmsub<mode>4): Ditto.
7324 (fma4_vmfnmadd<mode>4): Ditto.
7325 (fma4_vmfnmsub<mode>4): Ditto.
7326 (fma4_fmadd<mode>4256): Ditto.
7327 (fma4_fmsub<mode>4256): Ditto.
7328 (fma4_fnmadd<mode>4256): Ditto.
7329 (fma4_fnmsub<mode>4256): Ditto.
7330 (fma4_fmaddsubv8sf4): Ditto.
7331 (fma4_fmaddsubv4sf4): Ditto.
7332 (fma4_fmaddsubv4df4): Ditto.
7333 (fma4_fmaddsubv2df4): Ditto.
7334 (fma4_fmsubaddv8sf4): Ditto.
7335 (fma4_fmsubaddv4sf4): Ditto.
7336 (fma4_fmsubaddv4df4): Ditto.
7337 (fma4_fmsubaddv2df4): Ditto.
7338 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7339 instructions for intrinsics.
7340 (fma4i_fmsub<mode>4): Ditto.
7341 (fma4i_fnmadd<mode>4): Ditto.
7342 (fma4i_fnmsub<mode>4): Ditto.
7343 (fma4i_vmfmadd<mode>4): Ditto.
7344 (fma4i_vmfmsub<mode>4): Ditto.
7345 (fma4i_vmfnmadd<mode>4): Ditto.
7346 (fma4i_vmfnmsub<mode>4): Ditto.
7347 (fma4i_fmadd<mode>4256): Ditto.
7348 (fma4i_fmsub<mode>4256): Ditto.
7349 (fma4i_fnmadd<mode>4256): Ditto.
7350 (fma4i_fnmsub<mode>4256): Ditto.
7351 (fma4i_fmaddsubv8sf4): Ditto.
7352 (fma4i_fmaddsubv4sf4): Ditto.
7353 (fma4i_fmaddsubv4df4): Ditto.
7354 (fma4i_fmaddsubv2df4): Ditto.
7355 (fma4i_fmsubaddv8sf4): Ditto.
7356 (fma4i_fmsubaddv4sf4): Ditto.
7357 (fma4i_fmsubaddv4df4): Ditto.
7358 (fma4i_fmsubaddv2df4): Ditto.
7360 * doc/invoke.texi (-mfma4): Add documentation.
7361 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7363 2009-09-29 Richard Henderson <rth@redhat.com>
7365 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7366 an edge to the new destination block.
7368 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7371 * pa.c (hppa_profile_hook): Use
7372 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7374 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7375 Alexander Monakov <amonakov@ispras.ru>
7378 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7379 (not_postinc_memory_operand): New.
7380 (not_postinc_move_operand): New.
7381 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7382 (*cmovsi_internal): Ditto.
7384 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7386 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7387 restrict issue_rate in first pass when scheduling for register
7390 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7391 Rafael Avila de Espindola <espindola@google.com>
7393 * gengtype.c (plugin_output): New.
7394 (get_output_file_with_visibility): Return plugin_output for plugins.
7395 (main): Parse and use the -P option.
7396 * gty.texi: Update the command line format.
7398 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7401 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7403 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7404 out if !const_ok_for_output.
7407 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7408 case VAR_LOCATION>: Remove gcc_unreachable ().
7410 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7412 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7413 (x86_64-*-*): Ditto.
7414 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7415 back to smmintrin.h.
7416 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7417 * config/i386/x86intrin.h: Remove SSE5.
7418 * config/i386/mmintrin-common.h: Delete file.
7419 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7421 2009-09-29 Richard Guenther <rguenther@suse.de>
7423 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7424 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7426 2009-09-29 Nick Clifton <nickc@redhat.com>
7428 * function.c (current_function_name): If there is no current
7429 function just return "<none>".
7431 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7433 * tree-pass.h (register_pass_info): New structure.
7434 (pass_positioning_ops): Move enum from gcc-plugin.h.
7435 (register_pass): New function.
7436 * gcc-plugin.h (plugin_pass): Delete structure.
7437 (pass_positioning_ops): Delete enum.
7438 * plugin.c (regsiter_pass): Delete function.
7439 (position_pass): Delete function.
7440 (added_pass_nodes): Delete variable.
7441 (prev_added_pass_nodes): Delete variable.
7442 (pass_list_node): Delete structure.
7443 * passes.c (make_pass_instance): New function.
7444 (next_pass_1): Change to call make_pass_instance.
7445 (pass_list_node): Move structure from gcc-plugin.h.
7446 (added_pass_nodes): Move variable from plugin.c.
7447 (prev_added_pass_nodes): Move variable from plugin.c.
7448 (position_pass): New function.
7449 (register_pass): New function.
7451 2009-09-28 Easwaran Raman <eraman@google.com>
7453 * ifcvt.c (noce_try_abs): Recognize pattern and call
7454 expand_one_cmpl_abs_nojump.
7455 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7456 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7458 2009-09-28 Ian Lance Taylor <iant@google.com>
7461 * c-opts.c (c_common_handle_option): Don't set
7462 warn_jump_misses_init for -Wall.
7463 * doc/invoke.texi (Warning Options): Update documentation.
7465 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7467 * Makefile.in ($(out_object_file)): Depend on
7468 gt-$(basename $(notdir $(out_file))).h.
7470 2009-09-28 Richard Henderson <rth@redhat.com>
7472 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7473 * except.c (gen_eh_region): Set it.
7474 (duplicate_eh_regions_1): Copy it.
7475 * tree-eh.c (lower_resx): Use it to determine which function
7478 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7479 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7480 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7481 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7482 BUILT_IN_CXA_END_CLEANUP if necessary.
7484 * c-common.c (c_define_builtins): Update call to
7485 build_common_builtin_nodes.
7487 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7489 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7491 2009-09-28 Michael Matz <matz@suse.de>
7493 * builtins.c (interclass_mathfn_icode): New helper.
7494 (expand_builtin_interclass_mathfn): Use it here, and split folding
7496 (fold_builtin_interclass_mathfn): ... this new folder.
7497 (build_call_nofold_loc): New static helper.
7498 (build_call_nofold): New wrapper macro for above.
7499 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7500 (expand_builtin_pow): Ditto.
7501 (expand_builtin_memset_args): Ditto.
7502 (expand_builtin_printf): Ditto.
7503 (expand_builtin_fprintf): Ditto.
7504 (expand_builtin_sprintf): Ditto.
7505 (expand_builtin_memory_chk): Ditto.
7506 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7507 (expand_builtin_stpcpy): Ditto.
7508 (expand_builtin_strcmp): Ditto.
7509 (expand_builtin_strncmp): Ditto.
7510 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7511 (expand_builtin_strcpy_args): Don't call folders.
7512 (expand_builtin_memcmp): Ditto.
7513 (expand_builtin_strncpy): Ditto, and use target.
7514 (expand_builtin_memcpy): Ditto.
7515 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7516 expand_builtin_strpbrk, expand_builtin_memmove,
7517 expand_builtin_memmove_args, expand_builtin_bcopy,
7518 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7519 expand_builtin_strspn, expand_builtin_strcspn,
7520 expand_builtin_fputs): Remove these.
7521 (expand_builtin): Don't call the above, change calls to other
7522 expanders that changed prototype.
7523 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7524 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7525 fold_builtin_interclass_mathfn.
7526 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7527 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7529 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7530 * passes.c (init_optimization_passes): Move pass_fold_builtins
7531 after last phiopt pass.
7532 * tree-inline.c (fold_marked_statements): When folding builtins
7533 iterate over all instruction potentially generated.
7534 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7536 (fold_gimple_call): Use it to always fold calls (into potentially
7537 multiple instructions).
7538 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7539 calls into zero at this time.
7540 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7541 statements generated by builtin folding.
7543 2009-09-28 Nick Clifton <nickc@redhat.com>
7545 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7547 2009-09-28 Duncan Sands <baldrick@free.fr>
7549 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7550 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7551 (register_callback): Dispatch it.
7552 (invoke_plugin_callbacks): Incorporate in sanity check.
7553 * ggc.h (ggc_register_cache_tab): Add declaration.
7554 * ggc-common.c (ggc_register_root_tab): Simplify.
7555 (const_ggc_cache_tab_t): New typedef.
7556 (extra_cache_vec): New vector of dynamically added cache tables.
7557 (ggc_register_cache_tab): New function.
7558 (ggc_scan_cache_tab): New function.
7559 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7560 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7562 2009-09-27 Richard Henderson <rth@redhat.com>
7564 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7565 which we remove __builtin_stack_restore.
7567 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7569 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7570 to test for GRD_INVARIANT.
7571 (simple_rhs_p): Anything that's function_invariant_p is fine.
7573 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7575 * gengtype.c (main): Use plunge_files instead of plugin_output.
7577 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7578 Rafael Avila de Espindola <espindola@google.com>
7580 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7581 Don't print pch related info if it is false.
7582 (main): Don't print pch info in plugin mode.
7584 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7586 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7587 with dw_val_class_const_double.
7588 (struct dw_val_struct): Replace val_long_long with val_double and
7589 adjust for above change.
7590 (output_loc_operands): Likewise.
7591 (add_AT_long_long): Rename into...
7592 (add_AT_double): ...this.
7593 (print_die): Replace dw_val_class_long_long with
7594 dw_val_class_const_double and adjust.
7595 (attr_checksum): Likewise.
7596 (same_dw_val_p): Likewise.
7597 (size_of_die): Likewise.
7598 (value_format): Likewise.
7599 (output_die): Likewise.
7600 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7601 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7602 instead of add_AT_long_long.
7603 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7604 value with the precision of its type.
7606 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7609 * c-typeck.c (build_conditional_expr): Use the readonly and
7610 volatile flags of the operand types, not of the operands itself.
7612 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7614 * collect2.c (main): Look for -brtl before adding libraries.
7616 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7618 * config.gcc: Update OpenBSD targets.
7619 * config/openbsd-stdint.h: New file.
7620 * config/openbsd-libpthread.h: New file.
7621 * config/openbsd.h: Update and break out LIB_SPEC definition.
7622 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7623 * config/i386/openbsdelf.h: Correct types.
7624 * config/m68k/openbsd.h: Likewise.
7625 * config/mips/openbsd.h: Likewise.
7626 * config/vax/openbsd.h: Likewise.
7628 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7630 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7631 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7632 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7633 of the length and zero.
7635 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7637 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7638 (FLAGS_H): Add options.h $(REAL_H).
7639 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7640 (TREE_VECTORIZER_H): New.
7641 (EBITMAP_H): Renamed from EBIMAP_H.
7642 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7643 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7644 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7645 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7646 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7647 (graphite-clast-to-gimple.o, graphite-dependences.o)
7648 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7649 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7650 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7651 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7652 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7653 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7654 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7655 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7656 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7657 updated and fixed as per above changes and per
7658 check_makefile_deps.sh output.
7661 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7662 * configure: Regenerate.
7664 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7666 * doc/install.texi: Update minimum MPC version to 0.7.
7668 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7670 * doc/install.texi (Binaries): Remove reference to the binary
7671 distribution CD-ROM from the FSF.
7673 2009-09-26 Michael Matz <matz@suse.de>
7677 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7678 that are mentioned in the body.
7680 2009-09-26 Michael Matz <matz@suse.de>
7682 PR tree-optimization/41454
7683 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7684 (tree_ssa_dominator_optimize): Don't allocate and free it.
7685 (dom_opt_leave_block): Don't iterate over it.
7686 (eliminate_redundant_computations): Don't return a value.
7687 (cprop_operand, cprop_into_stmt): Ditto.
7688 (optimize_stmt): Don't defer updating stmts.
7690 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7692 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7693 generic_parameter_die, template_parameter_pack_die,
7694 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7695 renaming DW_TAG_formal_parameter_pack and
7696 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7697 and DW_TAG_GNU_template_parameter_pack.
7699 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7701 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7702 * config/v850/v850.c (v850_function_value): New function.
7703 (TARGET_FUNCTION_VALUE): Define.
7705 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7707 * tree-vect-stmts.c (vectorizable_call): Call
7708 mark_symbols_for_renaming after vect_finish_stmt_generation.
7710 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7711 to loc_descriptor_from_tree.
7712 (add_location_or_const_value_attribute): Pass 0 instead of 2
7713 for decl_by_reference_p decls.
7715 2009-09-25 Richard Guenther <rguenther@suse.de>
7718 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7721 2009-09-25 Ben Elliston <bje@au.ibm.com>
7723 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7726 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7728 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7729 form of instruction.
7731 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7734 * fold-const.c (const_binop): Handle complex int division.
7735 * tree-complex.c (expand_complex_div_straight,
7736 expand_complex_div_wide): Update comments.
7738 2009-09-24 DJ Delorie <dj@redhat.com>
7741 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7742 (reg_class): Likewise.
7743 (REG_CLASS_NAMES): Likewise.
7744 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7745 (m32c_override_options): Disable -fivopts for M32C.
7747 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7749 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7750 Delete VSX load/store with update support.
7751 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7752 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7756 (VStype_load_update): Ditto.
7757 (VStype_store_update): Ditto.
7758 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7759 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7761 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7762 load/store with update builtins.
7764 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7766 * libgcc2.c (L_trampoline): Prototype for getpagesize
7767 and mprotect in WINNT case.
7769 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7771 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7772 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7773 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7774 'outgoing' argument.
7775 (TARGET_FUNCTION_VALUE): Define.
7777 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7779 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7781 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7784 * common.opt: Initialize dwarf_strict to -1.
7785 * toplev.c (process_options): Catch unset dwarf_strict
7786 and set to 0 for all targets not overriding.
7787 * config/darwin.c (darwin_override_options): Catch unset
7788 dwarf_strict and override to 1.
7790 2009-09-24 Jeff Law <law@redhat.com>
7792 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7794 2009-09-24 Richard Guenther <rguenther@suse.de>
7796 PR tree-optimization/36143
7797 PR tree-optimization/38747
7798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7799 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7801 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7804 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7805 return false instead of gcc_unreachable (). For CONST return the
7806 value returned by recursive call instead of always returning true.
7807 (tree_add_const_value_attribute): Return the value returned by
7808 add_const_value_attribute instead of always returning true if rtl
7811 2009-09-23 Justin Seyster <jrseys@gmail.com>
7813 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7815 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7817 * cgraphunit.c (cgraph_lower_function): Revert last change.
7818 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7819 instead of DECL_NO_STATIC_CHAIN.
7820 * tree-cfg.c (verify_gimple_call): Likewise.
7821 * tree-nested.c (get_chain_decl, get_chain_field,
7822 convert_tramp_reference_op, convert_gimple_call): Likewise.
7823 (convert_all_function_calls): Likewise. Always set or clear
7824 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7825 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7826 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7828 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7829 DECL_NO_STATIC_CHAIN.
7830 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7831 instead of DECL_NO_STATIC_CHAIN.
7832 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7833 decl_function_context.
7834 * varasm.c (initializer_constant_valid_p): Likewise.
7835 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7836 (DECL_STATIC_CHAIN): ... this.
7837 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7838 instead of DECL_NO_STATIC_CHAIN.
7840 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7841 Rafael Avila de Espindola <espindola@google.com>
7843 * gengtype.c (nb_plugin_files): Make it unsigned to match
7844 num_gt_files. Adjust other variables to avoid warnings.
7845 (main): Allocate an all zero lang_bitmap before each plugin file name
7846 to match regular file names.
7848 2009-09-23 Richard Henderson <rth@redhat.com>
7850 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7851 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7852 static chain passed in memory.
7853 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7854 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7855 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7856 STATIC_CHAIN_REGNUM defined.
7858 * config/picochip/picochip-protos.h: s/class/klass/.
7859 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7860 (picochip_static_chain): New.
7861 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7862 (STATIC_CHAIN_INCOMING): Remove.
7864 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7865 (xtensa_static_chain): New.
7866 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7867 (STATIC_CHAIN_INCOMING): Remove.
7869 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7871 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7872 * config/pa/pa-protos.h (function_value): Remove.
7873 * config/pa/pa.c (pa_function_value): Rename from function_value.
7874 Make static, add 'outgoing' argument.
7875 (TARGET_FUNCTION_VALUE): Define.
7877 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7879 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7880 instead of cfun->machine->is_leaf.
7881 * config/avr/avr.h (machine_function): Remove is_leaf field.
7883 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7886 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7887 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7888 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7889 the same size, prefer DW_OP_stack_value.
7890 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7891 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7893 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7896 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7898 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7901 * cfgexpand.c (convert_debug_memory_address): New.
7902 (expand_debug_expr): Convert base address and offset to the same
7903 mode. Use it to convert addresses to other modes. Accept
7906 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7909 * function.h (types_used_by_vars_hash): Declare new hash table.
7910 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7911 equality and hash function for the hash table.
7912 (types_used_by_cur_var_decl): Declare a new global chained list.
7913 (types_used_by_var_decl_insert): Declare new function.
7914 * function.c (types_used_by_vars_hash): Define the hashtable ...
7915 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7916 its equality and hash functions.
7917 (hash_types_used_by_vars_entry): New hash helper.
7918 (types_used_by_cur_var_decl): Define the global chained list.
7919 (used_types_insert): Update the list of types used by the global
7920 variable being parsed.
7921 (types_used_by_var_decl_insert): Define new function.
7922 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7923 * c-common.c (record_types_used_by_current_var_decl): ... new
7925 * c-decl.c (finish_decl): Record the types used by the global
7926 variable declaration we've just parsed.
7927 * dwarf2out.c (premark_used_types): Insert a new line between
7928 comment and function.
7929 (premark_used_types_helper): Fix comment.
7930 (premark_types_used_by_global_vars_helper,
7931 premark_types_used_by_global_vars): New functions.
7932 (prune_unused_types): Do not prune types used by global variables.
7934 2009-09-23 Richard Guenther <rguenther@suse.de>
7936 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7937 produced for bigendian targets with promoted subregs.
7939 2009-09-23 Richard Guenther <rguenther@suse.de>
7941 * value-prof.c (gimple_ic): Purge old EH edges only after building
7944 2009-09-23 Nick Clifton <nickc@redhat.com>
7946 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7948 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7951 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7954 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7955 on non-nested functions.
7957 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7958 Jan Hubicka <jh@suse.cz>
7960 * dwarf2out.c (loc_list_plus_const): Only define if
7961 DWARF2_DEBUGGING_INFO.
7962 (address_of_int_loc_descriptor): Likewise.
7965 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7967 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7970 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7971 constant is more than zero.
7973 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7976 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7977 call final to emit non-scheduled prologue, instead insert at entry.
7979 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7980 Joseph S. Myers <joseph@codesourcery.com>
7982 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7984 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7985 Rafael Avila de Espindola <espindola@google.com>
7987 * gengtype.c (is_file_equal): New function.
7988 (close_output_files): Use is_file_equal. Free of->buf.
7990 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7991 Rafael Avila de Espindola <espindola@google.com>
7993 * gengtype.c (write_types, write_local): Add the output_header
7994 argument. Update all callers.
7996 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7998 * dwarf2out.c (template_parameter_pack_die,
7999 gen_formal_parameter_pack_die ): New functions.
8000 (make_ith_pack_parameter_name): Remove this function.
8001 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
8002 DW_TAG_formal_parameter_pack.
8003 (gen_generic_params_dies): Represent each template parameter pack
8004 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
8005 represented by usual DW_TAG_template_*_parameter DIEs that are
8006 children of the DW_TAG_template_parameter_pack element DIE.
8007 (generic_parameter_die): This doesn't deal with parameter pack
8008 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
8009 of parameter pack DIEs.
8010 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
8011 in certain cases, e.g. for pack elements.
8012 (gen_formal_types_die, gen_decl_die): Adjust usage of
8013 gen_formal_parameter_die.
8014 (gen_subprogram_die): Represent each function parameter pack by a
8015 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
8016 represented by usual DW_TAG_formal_parameter DIEs that are children
8017 of the DW_TAG_formal_parameter_pack DIE. Remove references to
8018 ____builtin_va_alist decls as no part of the compiler uses those
8020 * langhooks.h (struct lang_hooks_for_decls): Add
8021 function_parm_expanded_from_pack_p, get_generic_function_decl
8022 and function_parameter_pack_p hooks. Fix comment for
8023 get_innermost_generic_parms hook.
8024 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8025 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8026 macros and use them to initialize lang_hook.
8028 2009-09-22 Richard Henderson <rth@redhat.com>
8030 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8031 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
8032 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8033 on TRAMPOLINE_TEMPLATE.
8034 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8035 TRAMPOLINE_ADJUST_ADDRESS.
8036 * targhooks.c (default_asm_trampoline_template): Remove.
8037 (default_trampoline_adjust_address): Remove.
8038 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8039 * targhooks.h: Update decls.
8041 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8043 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8044 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8045 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8047 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
8050 * reload1.c (reload): Reset debug insns with pseudos without
8053 2009-09-22 Janis Johnson <janis187@us.ibm.com>
8055 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8056 unconditional true for decimal float modes.
8057 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8058 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8060 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8062 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8063 Enable a new case for __FreeBSD__ >= 7.
8064 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8065 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8066 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8067 and USE_LD_AS_NEEDED.
8069 * doc/install.texi (*-*-freebsd*): Update target information.
8071 2009-09-22 Richard Guenther <rguenther@suse.de>
8074 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
8075 arrays really properly.
8077 2009-09-22 Richard Henderson <rth@redhat.com>
8080 * target.h (struct gcc_target): Add asm_out.trampoline_template,
8081 calls.static_chain, calls.trampoline_init,
8082 calls.trampoline_adjust_address.
8083 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8084 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8085 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8086 * builtins.c (expand_builtin_setjmp_receiver): Use
8087 targetm.calls.static_chain; only clobber registers.
8088 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8089 set up memory attributes properly for the trampoline block.
8090 (expand_builtin_adjust_trampoline): Use
8091 targetm.calls.trampoline_adjust_address.
8092 * calls.c (prepare_call_address): Add fndecl argument. Use
8093 targetm.calls.static_chain.
8094 * df-scan.c (df_need_static_chain_reg): Remove.
8095 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
8096 consolodate static chain handling.
8097 * doc/tm.texi: Document new hooks.
8098 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8099 (init_emit_regs): Don't initialize them.
8100 * expr.h (prepare_call_address): Update decl.
8101 * final.c (profile_function): Use targetm.calls.static_chain.
8102 * function.c (expand_function_start): Likewise.
8103 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8104 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8105 only clobber registers.
8106 * targhooks.c (default_static_chain): New.
8107 (default_asm_trampoline_template, default_trampoline_init): New.
8108 (default_trampoline_adjust_address): New.
8109 * targhooks.h: Declare them.
8110 * varasm.c (assemble_trampoline_template): Use
8111 targetm.asm_out.trampoline_template. Make the memory block const
8114 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
8115 alpha_initialize_trampoline. Make static. Merge VMS parameter
8116 differences into the TARGET_ABI_OPEN_VMS code block.
8117 (TARGET_TRAMPOLINE_INIT): New.
8118 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8119 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8120 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8121 (INITIALIZE_TRAMPOLINE): Remove.
8123 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8124 (TRAMPOLINE_TEMPLATE): Merge with ...
8125 (INITIALIZE_TRAMPOLINE): ... this and move ...
8126 * config/arc/arc.c (arc_trampoline_init): ... here.
8127 (TARGET_TRAMPOLINE_INIT): New.
8129 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8130 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8131 (arm_asm_trampoline_template): New.
8132 (arm_trampoline_init, arm_trampoline_adjust_address): New.
8133 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8134 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8135 code to arm_asm_trampoline_template.
8136 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
8137 arm_trampoline_adjust_address.
8138 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8139 adjust for target hook parameters.
8141 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8144 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8145 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8146 (bfin_trampoline_init): Rename from initialize_trampoline;
8147 make static; update for target hook parameters.
8148 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8149 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8150 bfin_asm_trampoline_template.
8151 (INITIALIZE_TRAMPOLINE): Remove.
8153 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8154 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8155 cris_trampoline_init): New.
8156 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8157 cris_asm_trampoline_template.
8158 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8159 adjust for target hook parameters.
8161 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8163 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8164 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8165 fr30_trampoline_init): New.
8166 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8167 fr30_asm_trampoline_template.
8168 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8169 adjust for target hook parameters.
8171 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8172 (frv_trampoline_init): Rename from frv_initialize_trampoline;
8173 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8174 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8175 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8177 * config/h8300/h8300.c (h8300_trampoline_init): New.
8178 (TARGET_TRAMPOLINE_INIT): New.
8179 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8180 to h8300_trampoline_init and adjust for hook parameters.
8182 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8183 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8184 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8185 make static; adjust for hook parameters.
8186 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8188 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8189 (TARGET_TRAMPOLINE_INIT): New.
8190 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8191 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8192 iq2000_asm_trampoline_template.
8193 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8194 (TRAMPOLINE_CODE_SIZE): New.
8195 (TRAMPOLINE_SIZE): Use it.
8196 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
8198 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8199 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8200 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8201 adjust for hook parameters.
8202 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8204 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8205 (m32r_trampoline_init): New.
8206 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8207 m32r_trampoline_init.
8209 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8210 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8211 make static; update for hook parameters.
8212 * config/m68hc11/m68hc11-protos.h: Update.
8213 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8215 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8216 (TARGET_TRAMPOLINE_INIT): New.
8217 (mcore_function_value): Fix typo.
8218 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
8219 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8220 to mcore_asm_trampoline_template.
8221 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8223 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8224 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8225 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
8226 update for hook parameters.
8227 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
8229 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8230 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8231 mips_trampoline_init): New.
8232 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8233 mips_asm_trampoline_template.
8234 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8235 update for hook parameters.
8237 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8238 (TARGET_TRAMPOLINE_INIT): New.
8239 (mmix_trampoline_size): Remove.
8240 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8241 make static. Remove out-of-date tetra vs octa comment.
8242 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8243 make static; update for hook parameters.
8244 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8245 (INITIALIZE_TRAMPOLINE): Remove.
8246 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8247 (TRAMPOLINE_ALIGNMENT): New.
8248 * gcc/config/mmix/mmix-protos.h: Update.
8250 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8251 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8252 mn10300_trampoline_init): New.
8253 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8254 mn10300_asm_trampoline_template.
8255 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8257 * config/moxie/moxie.c (moxie_static_chain,
8258 moxie_asm_trampoline_template, moxie_trampoline_init,
8259 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8260 TARGET_TRAMPOLINE_INIT): New.
8261 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8262 moxie_trampoline_init.
8263 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8264 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8266 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8267 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8268 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8269 pa_trampoline_adjust_address): New.
8270 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8271 pa_asm_trampoline_template.
8272 (TRAMPOLINE_ALIGNMENT): New.
8273 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
8274 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8275 adjust for hook parameters.
8276 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8278 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8279 (TARGET_TRAMPOLINE_INIT): New.
8280 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8281 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8283 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8285 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8286 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8287 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8288 make static; adjust parameters for the hook.
8289 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8291 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8292 s390_trampoline_template; make static.
8293 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8294 make static; adjust for target hook.
8295 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8296 * config/s390/s390-protos.h: Remove trampoline decls.
8297 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8298 (TRAMPOLINE_TEMPLATE): Remove.
8299 (TRAMPOLINE_ALIGNMENT): New.
8301 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8302 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8303 (TARGET_TRAMPOLINE_INIT): New.
8304 (score_asm_trampoline_template): New.
8305 (score_trampoline_init): Rename from score_initialize_trampoline;
8306 make static; adjust for hook parameters.
8307 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8308 score[37]_asm_trampoline_template.
8309 (INITIALIZE_TRAMPOLINE): Remove.
8310 * config/score/score3.c (score3_asm_trampoline_template): New.
8311 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8312 adjust for target hook.
8313 * config/score/score7.c (score7_asm_trampoline_template): New.
8314 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8315 adjust for target hook.
8316 * config/score/score3.h, config/score/score7.h: Update.
8318 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8319 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8320 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8321 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8322 make static; adjust for target hook parameters.
8323 (sh_trampoline_adjust_address): New.
8324 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8325 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8327 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8328 (sparc32_initialize_trampoline): Rename from
8329 sparc_initialize_trampoline; make static; replace tramp parameter
8330 with m_tramp and update memory accesses.
8331 (sparc64_initialize_trampoline): Similarly.
8332 (sparc_trampoline_init): New.
8333 * config/sparc/sparc-protos.h: Remove trampoline decls.
8334 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8335 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8337 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8338 (array_to_constant): Make ARR parameter const.
8339 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8340 make static; update for hook parameters.
8341 * config/spu/spu-protos.h: Update decls.
8342 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8344 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8345 from xstormy16_initialize_trampoline; make static; update for
8347 (TARGET_TRAMPOLINE_INIT): New.
8348 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8350 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8351 (TARGET_TRAMPOLINE_INIT): New.
8352 (v850_can_eliminate): Make static.
8353 (v850_asm_trampoline_template, v850_trampoline_init): New.
8354 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8355 v850_asm_trampoline_template.
8356 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8357 and adjust for target hook parameters.
8359 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8360 (TARGET_TRAMPOLINE_INIT): New.
8361 (vax_asm_trampoline_template, vax_trampoline_init): New.
8362 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8363 vax_asm_trampoline_template.
8364 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8366 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8367 (TARGET_TRAMPOLINE_INIT): New.
8368 (xtensa_asm_trampoline_template): Rename from
8369 xtensa_trampoline_template; make static.
8370 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8371 make static; update for hook parameters.
8372 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8373 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8374 (INITIALIZE_TRAMPOLINE): Remove.
8376 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8377 error for nested functions with regparm=3.
8378 (ix86_compute_frame_layout): Adjust frame pointer offset for
8379 ix86_static_chain_on_stack.
8380 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8381 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8382 don't reset to UNITS_PER_WORD.
8383 (ix86_emit_leave): Adjust ix86_cfa_state.
8384 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8385 (ix86_static_chain): New.
8386 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8387 make static; update for target hook parameters; use ix86_static_chain.
8388 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8389 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8390 (INITIALIZE_TRAMPOLINE): Remove.
8391 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8392 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8393 to the end. Add static_chain_on_stack.
8394 (ix86_static_chain_on_stack): New.
8396 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8397 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8398 (m68k_trampoline_init): New.
8399 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8400 m68k_trampoline_init and adjust for hook parameters.
8401 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8402 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8404 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8406 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8407 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8409 * reload1.c (reload): Call wrap_constant when substituting
8410 reg for equiv inside of DEBUG_INSNs.
8413 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8414 add_call_src_coords_attributes, add_high_low_attributes,
8415 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8416 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8417 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8418 when -gdwarf-2 -gstrict-dwarf.
8419 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8420 -gdwarf-[23] -gstrict-dwarf.
8421 (address_of_int_loc_descriptor, loc_descriptor,
8422 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8423 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8424 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8426 2009-09-22 Richard Guenther <rguenther@suse.de>
8428 PR tree-optimization/41428
8429 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8430 (ccp_finalize): Pass it to substitute_and_fold.
8432 2009-09-22 Richard Guenther <rguenther@suse.de>
8434 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8435 (substitute_and_fold): Adjust prototype.
8436 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8437 (simplify_stmt_using_ranges): Likewise.
8438 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8439 (vrp_fold_stmt): New function.
8440 (vrp_finalize): Pass it to substitute_and_fold.
8441 * tree-flow.h (vrp_evaluate_conditional): Remove.
8442 (simplify_stmt_using_ranges): Likewise.
8443 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8444 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8445 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8447 (fold_predicate_in): Move to tree-vrp.c.
8448 (substitute_and_fold): Use the callback instead of calling into
8449 tree-vrp.c functions directly.
8451 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8453 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8454 comparison warning on rs6000.
8457 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8458 GIMPLE_EH_MUST_NOT_THROW cleanup.
8459 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8461 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8464 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8465 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8466 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8467 libSystem which is derived from the gcc 4.2.1 unwinder.
8469 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8472 * varasm.c (default_encode_section_info): Copy TLS model into
8473 sym_ref flags regardless of backend support for TLS, for all
8474 model types except TLS_MODEL_EMULATED.
8476 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8479 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8480 we can handle it correctly.
8482 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8484 * doc/install.texi (os2): Remove section.
8486 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8488 * doc/standards.texi (Objective-C): Adjust two URLs.
8490 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8492 * tree-tailcall.c (process_assignment): Don't check if a
8493 multiplication or an addition are already present.
8494 (find_tail_calls): Combine multiple additions and multiplications.
8495 (adjust_accumulator_values): Emit accumulators.
8497 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8499 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8500 xmm register restore.
8502 2009-09-21 Jan Hubicka <jh@suse.cz>
8504 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8505 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8508 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8510 * stor-layout.c (layout_type): Remove obsolete code.
8512 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8515 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8517 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8520 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8521 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8522 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8523 * fold-const.c (const_binop): Likewise.
8524 * real.h (do_mpc_arg2): Update prototype.
8526 2009-09-20 Jan Hubicka <jh@suse.cz>
8528 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8529 (add_location_or_const_value_attribute): Rewrite using
8531 (tree_add_const_value_attribute): Return true if successful.
8532 (tree_add_const_value_attribute_for_decl): Likewise.
8534 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8535 (loc_descriptor): ... here;
8536 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8537 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8538 pool items that was not marked for output.
8539 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8540 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8541 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8542 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8543 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8544 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8545 DW_OP_stack_value to get address of items that are not available
8547 (dw_loc_list): Handle single element lists correctly.
8549 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8550 Pascal Obry <obry@adacore.com>
8552 * unwind-dw2-fde.c (classify_object_over_fdes):
8553 Cast the constant 1 to _Unwind_Ptr.
8554 (add_fdes): Likewise.
8555 (linear_search_fdes): Likewise.
8557 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8559 * stor-layout.c (set_sizetype): Avoid useless type copy.
8561 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8563 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8565 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8566 * configure, config.in: Regenerate.
8567 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8569 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8570 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8571 for global data if the output could be used in a shared library.
8572 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8573 to 0 if TARGET_WRITABLE_EH_FRAME.
8575 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8577 PR rtl-optimization/39886
8578 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8579 just when insn is equal to BB_END (bb).
8581 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8583 * config/mips/mips.opt (mrelax-pic-calls): New option.
8584 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8586 (mips_unspec_call): Change "unspec_call" expander into this.
8587 (mips_strip_unspec_call): New function.
8588 (mips_got_load): Call mips_unspec_call instead of
8589 gen_unspec_call<mode>.
8590 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8592 (mips_cfg_in_reorg): New function.
8593 (mips16_lay_out_constants): Use it to decide whether to call
8594 CFG-aware insn splitting.
8595 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8596 mips_reorg. Move DF set-up code from here ...
8597 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8599 (mips_reorg): Call mips_df_reorg instead of
8600 r10k_insert_cache_barriers. Move CFG set-up code here from
8601 r10k_insert_cache_barriers.
8602 (mips_call_expr_from_insn): New function.
8603 (mips_pic_call_symbol_from_set): Likewise.
8604 (mips_find_pic_call_symbol): Likewise.
8605 (mips_annotate_pic_call_expr): Likewise.
8606 (mips_get_pic_call_symbol): Likewise.
8607 (mips_annotate_pic_calls): Likewise.
8608 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8610 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8611 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8612 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8614 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8615 (unspec_call<mode>): Remove it.
8616 (sibcall_internal, sibcall_value_internal,
8617 sibcall_value_multiple_internal, call_internal, call_split,
8618 call_value_internal, call_value_split,
8619 call_value_multiple_internal, call_value_multiple_split): Pass
8620 SIZE_OPNO to MIPS_CALL.
8621 (call_internal_direct, call_direct_split,
8622 call_value_internal_direct, call_value_direct_split): Pass -1 as
8623 SIZE_OPNO to MIPS_CALL.
8624 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8625 * configure: Regenerate.
8626 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8627 and -mno-relax-pic-calls.
8628 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8630 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8633 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8634 in the directory this rule is called from, rather than the
8635 toplevel 'gcc' directory, to fix in-tree build.
8637 2009-09-19 Chris Demetriou <cgd@google.com>
8639 PR preprocessor/28435:
8640 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8641 to cpplib that the preprocessor output is needed.
8643 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8645 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8646 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8647 *return_and_restore_fpregs_<mode>,
8648 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8651 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8652 instead of assuming it has always a REG inside of it.
8654 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8656 * config/freebsd.h: Update comment on types.
8657 (WINT_TYPE): Define.
8659 2009-09-18 Jason Merrill <jason@redhat.com>
8661 * c.opt: Add -fno-deduce-init-list.
8663 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8665 * value-prof.c (interesting_stringop_to_profile_p): Added output
8666 argument to indicate which parameter is the size parameter.
8667 * value-prof.c (gimple_stringop_fixed_value): Use
8668 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8669 * value-prof.c (gimple_stringops_transform): Update call sites to
8670 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8672 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8675 From David Binderman <dcb314@hotmail.com>:
8676 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8677 local variable f. Remove stale comments.
8678 (ix86_compute_frame_layout): Remove useless local variable total_size.
8679 Remove #if 0'd code.
8680 (legitimate_address_p): Remove useless local variables
8681 reason_rtx and reason.
8682 (ix86_split_copysign_const): Remove useless local variable op1.
8683 (scale_counter): Remove useless local variable piece_size_mask.
8685 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8687 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8690 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8693 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8695 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8697 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8700 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8702 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8703 DW_OP_implicit_value even without dwarf_version 4.
8705 2009-09-17 Jan Hubicka <jh@suse.cz>
8707 * dwarf2out.c: Include tree-pass.h and gimple.h.
8708 (loc_list_plus_const): New function.
8709 (loc_descriptor_from_tree_1): Rename to ...
8710 (loc_descriptor_from_tree): ... remove original.
8711 (loc_list_from_tree): New function.
8712 (add_AT_location_description): Accept location list.
8713 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8714 (concatn_mem_loc_descriptor): Remove.
8715 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8717 (secname_for_decl): Move up.
8718 (hidden_reference_p): New function; break out from ...
8719 (loc_by_refernece): ... here; move up.
8720 (dw_loc_list): New function.
8721 (single_element_loc_list): New function.
8722 (single_element_loc_list_p): New function.
8723 (add_loc_descr_to_each): New function.
8724 (add_loc_list): New function.
8725 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8726 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8727 add diagnostics why expansion failed.
8728 (add_location_or_const_value_attribute): Support location lists.
8729 (add_bound_info): Likewise.
8730 (descr_info_loc): Update call of loc_descriptor_from_tree.
8731 (gen_variable_die): Work on location lists.
8732 * final.c (pass_final): Add dump file.
8733 * Makefile.in (dwarf2out.o): Add new dependencies.
8735 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8738 * real.c decimal_from_integer, decimal_integer_string): New.
8739 (real_from_integer): Use them as special case for decimal float.
8740 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8741 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8742 Do not append zero after the decimal point in string to convert.
8744 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8746 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8747 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8749 2009-09-17 Martin Jambor <mjambor@suse.cz>
8751 * common.opt (fipa-sra): New switch.
8752 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8753 * timevar.def (TV_IPA_SRA): New timevar.
8754 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8755 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8756 * tree-sra.c: Include cgraph.c.
8757 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8758 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8759 and grp_not_necessarilly_dereferenced.
8760 (func_param_count): New variable.
8761 (encountered_apply_args): New variable.
8762 (bb_dereferences): New variable.
8763 (final_bbs): New variable.
8764 (no_accesses_representant): New variable.
8765 (no_accesses_p): New function.
8766 (dump_access): Dump the new fields.
8767 (sra_initialize): Set encountered_apply_args to false.
8768 (get_ssa_base_param): New function.
8769 (mark_parm_dereference): New function.
8770 (create_access): Caring for INIDRECT_REFs and different handling of
8771 varialble length accesses in early IPA SRA. Store the stmt - a new
8772 parameter - to the new access.
8773 (build_access_from_expr_1): New parameter stmt, passed to
8774 create_access. Handle INDIRECT_REFs.
8775 (build_access_from_expr): Pass the current statement to
8776 build_access_from_expr_1.
8777 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8779 (build_accesses_from_assign): Pass the current statement to
8780 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8781 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8782 final_bbs when necessary. Check for calls to __builtin_apply_args.
8783 Fixup EH info if anythng was changed.
8784 (is_unused_scalar_param): New function.
8785 (ptr_parm_has_direct_uses): New function.
8786 (find_param_candidates): New function.
8787 (mark_maybe_modified): New function.
8788 (analyze_modified_params): New function.
8789 (propagate_dereference_distances): New function.
8790 (dump_dereferences_table): New function.
8791 (analyze_caller_dereference_legality): New function.
8792 (unmodified_by_ref_scalar_representative): New function.
8793 (splice_param_accesses): New function.
8794 (decide_one_param_reduction): New function.
8795 (enum ipa_splicing_result): New type.
8796 (splice_all_param_accesses): New function.
8797 (get_param_index): New function.
8798 (turn_representatives_into_adjustments): New function.
8799 (analyze_all_param_acesses): New function.
8800 (get_replaced_param_substitute): New function.
8801 (get_adjustment_for_base): New function.
8802 (replace_removed_params_ssa_names): New function.
8803 (sra_ipa_reset_debug_stmts): New function.
8804 (sra_ipa_modify_expr): New function.
8805 (sra_ipa_modify_assign): New function.
8806 (convert_callers): New function.
8807 (modify_function): New function.
8808 (ipa_sra_preliminary_function_checks): New function.
8809 (ipa_early_sra): New function.
8810 (ipa_early_sra_gate): New function.
8811 (pass_early_ipa_sra): New variable.
8812 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8814 2009-09-17 Michael Matz <matz@suse.de>
8817 * tree.c (build_type_attribute_qual_variant): Export.
8818 * tree.h (build_type_attribute_qual_variant): Declare.
8819 * tree-inline.c (remap_type_1): Use it to build variants with
8820 the original qualifiers and attributes.
8822 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8824 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8825 without a fallthrough edge.
8827 2009-09-16 DJ Delorie <dj@redhat.com>
8829 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8830 chip and ignore the "fast_interrupt" attribute if so.
8832 2009-09-16 Richard Henderson <rth@redhat.com>
8835 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8838 2009-09-16 Richard Henderson <rth@redhat.com>
8841 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8842 is set only if DECL_NO_STATIC_CHAIN is unset.
8843 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8844 (FOR_EACH_NEST_INFO): New.
8845 (walk_all_functions): Use it.
8846 (finalize_nesting_tree): Likewise.
8847 (unnest_nesting_tree): Likewise.
8848 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8849 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8850 (convert_gimple_call): Early out if gimple_call_chain already set.
8851 (convert_all_function_calls): Iterate until no new functions
8852 require a static chain.
8853 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8854 when building a trampoline. Use dump_function_to_file instead
8856 (lower_nested_functions): Open dump_file. Validate that decls
8857 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8858 bit reset by this pass.
8860 2009-09-16 Michael Matz <matz@suse.de>
8863 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8864 shorten decl_common_unused.
8865 (DECL_RESTRICTED_P): New accessor.
8866 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8867 to disambiguate marked decls and restrict pointers.
8869 2009-09-16 Richard Henderson <rth@redhat.com>
8872 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8874 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8876 * integrate.c (set_block_abstract_flags): Call
8877 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8879 2009-09-16 Richard Guenther <rguenther@suse.de>
8882 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8885 2009-09-16 DJ Delorie <dj@redhat.com>
8886 Kaz Kojima <kkojima@gcc.gnu.org>
8888 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8889 (sh_expand_prologue): Update calls to output_stack_adjust.
8890 (sh_expand_epilogue): Likewise.
8892 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8895 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8896 trying to limit the extent of searches in the insn stream.
8898 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8899 Jakub Jelinek <jakub@redhat.com>
8903 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8905 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8906 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8907 (rs6000_savres_strategy): Always save FP registers inline if the
8908 target doesn't support hardware double-precision. Set the above
8909 bits in return value when needed.
8910 (rs6000_savres_routine_sym): Fix computation for cache selector.
8911 Mark the generated symbol as a function. Rename exitp argument to
8912 lr. Move code for determining the name of the symbol...
8913 (rs6000_savres_routine_name): ...here. New function. Add cases for
8914 getting the names right on AIX and 64-bit Linux.
8915 (savres_routine_name): New variable.
8916 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8917 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8918 on what the target routine uses as a base register. If savep && lr
8919 describe saving of r0 into memory slot.
8920 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8921 line calls for AIX ABI.
8922 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8923 determine FP save/restore functions.
8924 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8925 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8927 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8928 Duplicate restoration of LR and execute the appropriate one
8929 depending on whether GPRs are being restored inline. Set r11 from
8930 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8931 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8932 Fix out of line calls for AIX ABI.
8933 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8935 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8937 (*restore_gpregs_spe): Likewise.
8938 (*return_and_restore_gpregs_spe): Likewise.
8939 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8940 Define to empty string unconditionally.
8941 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8942 Define to empty string unconditionally.
8943 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8946 2009-09-15 Jan Hubicka <jh@suse.cz>
8948 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8949 * params.def (inline-insns-auto): Likewise.
8951 2009-09-15 Martin Jambor <mjambor@suse.cz>
8953 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8954 individual statements only at TDF_DETAILS dump level. Format
8955 source for 80 characters per line.
8957 2009-09-15 Christian Bruel <christian.bruel@st.com>
8959 * regrename.c (do_replace): Update REG_DEAD notes.
8961 2009-09-15 Revital Eres <eres@il.ibm.com>
8963 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8964 * targhooks.c (default_builtin_support_vector_misalignment):
8965 New builtin function.
8966 * targhooks.h (default_builtin_support_vector_misalignment):
8968 * target.h (builtin_support_vector_misalignment):
8969 New field in struct gcc_target.
8970 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8971 new builtin function.
8972 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8974 * config/rs6000/rs6000.c
8975 (rs6000_builtin_support_vector_misalignment): New function.
8976 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8978 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8980 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8982 (bfin_optimize_loop): Likewise.
8983 (bfin_gen_bundles): Likewise.
8984 (workaround_speculation): Likewise.
8985 (find_load): Return NULL_RTX for debug_insn.
8987 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8989 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8992 2009-09-14 DJ Delorie <dj@redhat.com>
8994 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8995 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8998 2009-09-14 Richard Henderson <rth@redhat.com>
8999 Jakub Jelinek <jakub@redhat.com>
9001 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
9002 * cfgbuild.c (make_edges): Handle asm goto.
9003 * cfglayout.c (fixup_reorder_chain): Likewise.
9004 * cfgrtl.c (patch_jump_insn): Likewise.
9005 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
9006 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
9007 (gimple_build_asm_vec): Add and use labels parameter.
9008 (gimple_build_asm): Remove.
9009 (walk_gimple_asm): Walk labels too.
9010 * gimple.def (GIMPLE_ASM): Update docs.
9011 * gimple.h: Update decls.
9012 (struct gimple_statement_asm): Change nc to use unsigned char;
9014 (gimple_asm_nlabels): New.
9015 (gimple_asm_label_op, gimple_asm_set_label_op): New.
9016 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
9017 into gimple_build_asm_vec.
9018 * jump.c (mark_jump_label_asm): New.
9019 (mark_jump_label): Use it.
9020 (redirect_jump_1): Handle asm goto.
9021 (invert_jump_1): Soft fail if X is null.
9022 * recog.c (extract_asm_operands): New.
9023 (asm_noperands): Use it; handle asm labels.
9024 (decode_asm_operands): Use extract_asm_operands.
9025 (asm_operand_ok): Properly handle empty string.
9026 * reg-stack.c (get_asm_operands_in_out): Rename from
9027 get_asm_operand_n_inputs; use extract_asm_operands; return both
9028 inputs and outputs by reference; update all callers.
9029 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9030 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9031 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9032 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9033 (extract_asm_operands): Declare.
9034 * stmt.c (expand_asm_operands): Add and use labels parameter.
9035 (check_unique_operand_names): Likewise.
9036 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9037 (expand_asm_stmt): Handle asm labels.
9038 * tree-cfg.c (make_gimple_asm_edges): New.
9039 (make_edges): Use it.
9040 (cleanup_dead_labels): Handle asm labels.
9041 (is_ctrl_altering_stmt): Likewise.
9042 (gimple_redirect_edge_and_branch): Likewise.
9043 * tree.def (ASM_EXPR): Add 5th operand.
9044 * tree.h (ASM_LABELS): New.
9045 (resolve_asm_operand_names): Update decl.
9047 * c-parser.c (c_parser_asm_statement): Parse asm goto.
9048 (c_parser_asm_goto_operands): New.
9049 * c-tree.h (build_asm_expr): Update decl.
9050 * c-typeck.c (build_asm_expr): Add and use labels parameter.
9051 * doc/extend.texi: Document asm goto.
9053 2009-09-14 Richard Henderson <rth@redhat.com>
9055 * except.h: Update declarations.
9056 (struct pointer_map_t): Forward declare.
9057 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9058 (struct eh_landing_pad_d, eh_landing_pad): New.
9059 (struct eh_catch_d, eh_catch): New.
9060 (struct eh_region_d): Remove next_region_sharing_label, aka,
9061 label, tree_label, landing_pad, post_landing_pad, resume,
9062 may_contain_throw. Rename region_number to index. Remove
9063 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
9064 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9065 (VEC(eh_landing_pad,gc)): New.
9066 (struct eh_status): Remove last_region_number. Add lp_array,
9067 throw_stmt_table, ttype_data, ehspec_data.
9068 (ehr_next, FOR_ALL_EH_REGION_AT): New.
9069 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9070 * except.c (lang_protect_cleanup_actions): Return tree.
9071 (struct ehl_map_entry): Remove.
9072 (init_eh_for_function): Push zero entries for region and lp_array.
9073 (gen_eh_region): Add to region_array immediately.
9074 (gen_eh_region_catch): Operate on eh_catch objects.
9075 (gen_eh_landing_pad): New.
9076 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9077 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9078 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
9079 (get_eh_landing_pad_from_number_fn): New.
9080 (get_eh_landing_pad_from_number): New.
9081 (get_eh_region_from_lp_number_fn): New.
9082 (get_eh_region_from_lp_number): New.
9083 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9084 (get_exception_pointer, get_exception_filter): Remove.
9085 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
9086 (current_function_has_exception_handlers): Simplify.
9087 (bring_to_root, eh_region_replaceable_by_p): Remove.
9088 (replace_region, hash_type_list, hash_eh_region): Remove.
9089 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9090 (label_to_region_map, num_eh_regions): Remove.
9091 (get_next_region_sharing_label, must_not_throw_labels): Remove.
9092 (find_exception_handler_labels): Remove.
9093 (duplicate_eh_regions_0, find_prev_try): Remove.
9094 (struct duplicate_eh_regions_data): New.
9095 (duplicate_eh_regions_1): Rewrite.
9096 (duplicate_eh_regions): Return a pointer map instead of an
9098 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9099 (redirect_eh_edge_to_label): Remove.
9100 (eh_region_outermost): Rewrite using eh_region pointers
9101 instead of integers.
9102 (add_ttypes_entry): Update for ttype_data move to eh_status.
9103 (add_ehspec_entry): Rewrite with VEC instead of varray.
9104 (assign_filter_values): Likewise. Export.
9105 (build_post_landing_pads, connect_post_landing_pads): Remove.
9106 (dw2_build_landing_pads): Rewrite to use lp_array.
9107 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9108 (sjlj_assign_call_site_values): Rewrite to use lp_array.
9109 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9110 (sjlj_mark_call_sites): Update for landing pad numbers.
9111 (finish_eh_generation): Rewrite.
9112 (gate_handle_eh): Do nothing for no eh tree.
9113 (pass_rtl_eh): Move up near finish_eh_generation.
9114 (remove_eh_landing_pad): New.
9115 (remove_eh_handler): Export.
9116 (remove_eh_region, remove_eh_handler_and_replace): Remove.
9117 (for_each_eh_label): Rewrite to use lp_array.
9118 (make_reg_eh_region_note): New.
9119 (make_reg_eh_region_note_nothrow_nononlocal): New.
9120 (insn_could_throw_p): New.
9121 (copy_reg_eh_region_note_forward): New.
9122 (copy_reg_eh_region_note_backward): New.
9123 (check_handled, add_reachable_handler): Remove.
9124 (reachable_next_level, foreach_reachable_handler): Remove.
9125 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9126 (get_eh_region_and_lp_from_rtx): New.
9127 (get_eh_region_from_rtx): New.
9128 (can_throw_internal_1, can_throw_external_1): Remove.
9129 (can_throw_internal): Use get_eh_region_from_rtx.
9130 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
9131 (insn_nothrow_p, can_nonlocal_goto): New.
9132 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9133 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9134 (add_action_record): Use VEC not varray.
9135 (collect_one_action_chain): Update for eh_region changes.
9136 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
9137 Use get_eh_region_and_lp_from_rtx.
9138 (gate_convert_to_eh_region_ranges): New.
9139 (pass_convert_to_eh_region_ranges): Use it.
9140 (push_uleb128, push_sleb128): Use VEC not varray.
9141 (output_one_function_exception_table): Likewise.
9142 (dump_eh_tree): Update for eh_region changes.
9143 (verify_eh_tree): Likewise.
9144 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9145 * tree-eh.c: Include target.h.
9146 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9147 Don't disallow GIMPLE_RESX; adjust argument check.
9148 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9149 (record_stmt_eh_region): Update for landing pad numbers;
9150 generate a landing pad if necessary.
9151 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9152 (remove_stmt_from_eh_lp_fn): Similarly.
9153 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9154 Update for lp numbers; don't special case missing throw_stmt_table.
9155 (lookup_expr_eh_lp): Similarly.
9156 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9157 (eh_seq, eh_region_may_contain_throw): New.
9158 (struct leh_state): Add ehp_region.
9159 (struct leh_tf_state): Remove eh_label.
9160 (emit_post_landing_pad): New.
9161 (emit_resx, emit_eh_dispatch): New.
9162 (note_eh_region_may_contain_throw): New.
9163 (frob_into_branch_around): Take eh_region not eh label;
9164 emit eh code into eh_seq.
9165 (honor_protect_cleanup_actions): Early exit for no actions. Don't
9166 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
9167 lower_eh_must_not_throw. Emit code to eh_seq.
9168 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
9169 (lower_try_finally_onedest): Likewise.
9170 (lower_try_finally_copy): Likewise.
9171 (lower_try_finally_switch): Likewise.
9172 (lower_try_finally): Initialize ehp_region.
9173 (lower_catch): Update for eh_catch objects.
9174 (lower_eh_filter): Don't handle must_not_throw.
9175 (lower_eh_must_not_throw): New.
9176 (lower_cleanup): Don't set eh_label.
9177 (lower_eh_constructs_2): Resolve eh builtins.
9178 Handle GIMPLE_EH_MUST_NOT_THROW.
9179 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
9180 Add eh_seq to the end of the function body.
9181 (make_eh_dispatch_edges): New.
9182 (make_eh_edge): Remove.
9183 (make_eh_edges): Simplify for landing pads.
9184 (redirect_eh_edge_1): New.
9185 (redirect_eh_edge): Use it.
9186 (redirect_eh_dispatch_edge): New.
9187 (stmt_could_throw_p): Use a switch. Allow RESX.
9188 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
9189 (stmt_can_throw_internal): Likewise.
9190 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9191 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
9192 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9193 (gate_refactor_eh): New.
9194 (pass_refactor_eh): Use it.
9195 (lower_resx, execute_lower_resx, pass_lower_resx): New.
9196 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
9197 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9198 (remove_unreachable_handlers): Rename from
9199 tree_remove_unreachable_handlers; rewrite for landing pads;
9200 call remove_eh_handler directly.
9201 (remove_unreachable_handlers_no_lp): New.
9202 (unsplit_eh, unsplit_all_eh): New.
9203 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9204 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9205 (cleanup_empty_eh_unsplit): New.
9206 (cleanup_empty_eh): Rewrite.
9207 (cleanup_all_empty_eh): New.
9208 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
9209 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
9210 (gate_cleanup_eh): New.
9211 (pass_cleanup_eh): Use it.
9212 (verify_eh_edges): Move later in file. Expect one EH edge.
9213 (verify_eh_dispatch_edge): New.
9215 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9216 (gtype-desc.o): Add TARGET_H.
9217 (tree.o): Use EXCEPT_H, not except.h.
9218 (cfgbuild.o): Add EXPR_H.
9219 (GTFILES): Add vecprim.h.
9220 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9221 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9222 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9223 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9224 * calls.c (emit_call_1): Use make_reg_eh_region_note.
9225 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9226 calls to can_throw_internal.
9227 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9228 (make_edges): Don't handle RESX; use can_nonlocal_goto.
9229 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9230 (expand_gimple_stmt): Use make_reg_eh_region_note.
9231 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9232 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9233 or find_exception_handler_labels.
9234 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
9235 there is exacly one EH edge. Use can_nonlocal_goto and
9237 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9238 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9239 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9240 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9241 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
9242 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9243 * dse.c (scan_insn): Use insn_could_throw_p.
9244 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9245 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
9246 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9247 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9248 EXC_PTR_EXPR or FILTER_EXPR.
9249 (tree_expr_nonzero_warnv_p): Likewise.
9250 * function.h: Include vecprim.h, not varray.h
9251 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9252 move ttype_data and ehspec_data members to struct eh_status; change
9253 action_record_data member to a VEC.
9254 * gcse.c (hash_scan_set): Use can_throw_internal.
9255 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9256 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9257 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9258 (block_may_fallthru): Don't handle RESX_EXPR.
9259 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9260 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9261 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
9262 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9263 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9264 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9265 (gimple_size): Likewise.
9266 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9267 (gimple_build_resx): Use gimple_build_with_ops.
9268 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9269 (is_gimple_val): Likewise.
9270 (is_gimple_stmt): Remove RESX_EXPR.
9271 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9272 (GIMPLE_RESX): Reorder with other EH constructs.
9273 * gimple.h (struct gimple_statement_eh_mnt): New.
9274 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9275 (gimple_eh_filter_must_not_throw): Remove.
9276 (gimple_eh_filter_set_must_not_throw): Remove.
9277 (gimple_eh_must_not_throw_fndecl): New.
9278 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9279 (is_gimple_resx): New.
9280 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9281 Don't copy EH_FILTER_MUST_NOT_THROW.
9282 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9283 * ipa-inline.c (estimate_function_body_sizes): Don't try to
9284 handle must_not_throw_labels specially.
9285 * ipa-pure-const.c (check_call): Update debug statement for LP.
9286 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9287 * ipa-utils.c (get_base_var): Likewise.
9288 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9289 * lower-subreg.c (move_eh_region_note): Remove.
9290 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9291 * omp-low.c (new_omp_context): Update for eh_lp_nr.
9292 (create_task_copyfn): Likewise.
9293 (maybe_catch_exception): Use gimple_build_eh_filter.
9294 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9295 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9296 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9297 and pass_lower_resx.
9298 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9299 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9300 can_throw_internal, can_nonlocal_goto.
9301 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9302 copy_reg_eh_region_note_forward.
9303 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9304 (emit_output_reload_insns): Likewise.
9305 (copy_eh_notes): Remove.
9306 * rtl.def (RESX): Remove.
9307 * rtl.h: Update declarations.
9308 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9309 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9310 (update_eh_label): Remove.
9311 (cleanup_dead_labels_eh): New.
9312 (cleanup_deal_labels): Use it instead of update_eh_label.
9313 (gimple_merge_blocks): Update landing pad data structure when
9314 removing a landing pad label.
9315 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9316 test; handle GIMPLE_EH_MUST_NOT_THROW.
9317 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9318 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9319 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9320 (verify_stmt): Likewise. Verify landing pads.
9321 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9322 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9323 (struct move_stmt_d): Add eh_map.
9324 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9325 (move_stmt_r): Remap eh region numbers in builtin calls,
9326 resx and eh_dispatch.
9327 (move_block_to_fn): Remove eh_offset parameter. Use
9328 maybe_duplicate_eh_stmt_fn.
9329 (find_outermost_region_in_block): Operate on eh_region pointers
9330 instead of region numbers.
9331 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9332 duplicate_eh_regions.
9333 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9334 test earlier. Disallow EH landing pads.
9335 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9336 * tree-flow.h: Update declarations.
9337 (struct tree_ann_common_d): Replace rn with lp_nr.
9338 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9339 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9340 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9341 resx and eh_dispatch.
9342 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9343 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9344 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9345 from duplicate_eh_regions.
9346 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9347 update RESX; handle EH_DISPATCH.
9348 (expand_call_inline): Set eh_lp_nr, not eh_region.
9349 (maybe_inline_call_in_expr): Likewise.
9350 * tree-inline.h (struct copy_body_data): Replace eh_region with
9351 eh_lp_nr, eh_region_offset with eh_map.
9352 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9353 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9354 * tree-pretty-print.c (dump_generic_node): Don't handle
9355 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9356 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9357 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9358 EXC_PTR_EXPR, FILTER_EXPR.
9359 * tree-ssa-operands.c (get_expr_operands): Likewise.
9360 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9361 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9362 (ao_ref_init_from_vn_reference): Likewise.
9363 * tree-ssa-sink.c (statement_sink_location): Likewise.
9364 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9365 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9366 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9367 EXC_PTR_EXPR, FILTER_EXPR.
9368 (is_exception_related): Remove.
9369 (compute_avail): Don't call it.
9370 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9371 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9372 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9373 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9375 (build_resx): Remove.
9376 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9377 * tree.h: Update declarations.
9378 (EH_FILTER_MUST_NOT_THROW): Remove.
9379 (struct tree_label_decl): Add eh_landing_pad_nr.
9380 (EH_LANDING_PAD_NR): New.
9381 * value-prof.c (gimple_ic): Tidy variable names. Update for
9382 landing pad numbers.
9383 (gimple_stringop_fixed_value): Tidy variable names. Assert
9384 that neither call stmt can throw.
9385 * vecprim.h (uchar): New.
9386 (VEC(uchar,heap), VEC(uchar,gc)): New.
9388 * c-common.c (c_define_builtins): Update call to
9389 build_common_builtin_nodes.
9390 * c-parser.c (c_parse_file): Don't call
9391 default_init_unwind_resume_libfunc.
9393 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9395 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9396 (mips_cprestore_address_p): Likewise.
9397 (mips_save_gp_to_cprestore_slot): Likewise.
9398 (mips_restore_gp): Rename to...
9399 (mips_restore_gp_from_cprestore_slot): ...this.
9400 (mips_must_initialize_gp_p): Declare.
9401 (mips_emit_save_slot_move): Likewise.
9402 (mips_output_load_label): Return nothing.
9403 (mips_eh_uses): Declare.
9404 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9405 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9406 (TARGET_ABSOLUTE_JUMPS): Likewise.
9407 (EH_USES): Likewise.
9408 (FIRST_PSEUDO_REGISTER): Update comment.
9409 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9410 (MIPS_CALL): ...here.
9411 (REGISTER_NAMES): Add $cprestore.
9412 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9413 Add load_label_length, has_inflexible_gp_insn_p,
9414 has_flexible_gp_insn_p, must_initialize_gp_p and
9415 must_restore_gp_when_clobbered_p.
9416 (mips_expand_call): Don't generate split instructions here.
9417 (mips_split_call): Update the call to mips_restore_gp after
9418 the above name change.
9419 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9420 (mips_find_gp_ref): New function.
9421 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9422 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9423 (mips_insn_has_flexible_gp_ref_p): Likewise.
9424 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9425 (mips_function_has_gp_insn): Delete.
9426 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9427 Use the new functions above. Only return INVALID_REGNUM
9428 for TARGET_ABSOLUTE_JUMPS.
9429 (mips_must_initialize_gp_p): New function.
9430 (mips_get_cprestore_base_and_offset): New function, extracted from...
9431 (mips_cprestore_slot): ...here. Take a bool parameter.
9432 (mips_cfun_has_cprestore_slot_p): New function.
9433 (mips_cprestore_address_p): Likewise.
9434 (mips_save_gp_to_cprestore_slot): Likewise.
9435 (mips_restore_gp): Rename to...
9436 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9437 epilogue_completed. Update the call to mips_cprestore_slot.
9438 Test cfun->machine->must_restore_gp_when_clobbered_p.
9439 (mips_direct_save_slot_move_p): New function.
9440 (mips_emit_save_slot_move): Likewise.
9441 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9442 of cfun->machine->global_pointer.
9443 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9444 (mips_save_reg): Use mips_emit_save_slot_move.
9445 (mips_expand_prologue): Set must_initialize_gp_p.
9446 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9447 for all cprestore saves. Emit a use_cprestore instruction after
9448 setting up the cprestore slot.
9449 (mips_restore_reg): Use mips_emit_save_slot_move.
9450 (mips_process_load_label): New function.
9451 (mips_load_label_length): Likewise.
9452 (mips_output_load_label): Don't return asm: output it here instead.
9453 Use mips_process_load_label.
9454 (mips_adjust_insn_length): Adjust the length of branch instructions
9455 that have length MAX_PIC_BRANCH_LENGTH.
9456 (mips_output_conditional_branch): Update the call to
9457 mips_output_load_label. Assume the branch target is OPERANDS[0]
9458 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9459 (mips_output_order_conditional_branch): Swap the meaning of
9460 OPERANDS[0] and OPERANDS[1].
9461 (mips_variable_issue): Don't count ghost instructions.
9462 (mips_expand_ghost_gp_insns): New function.
9463 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9464 (mips_output_mi_thunk): Set must_initialize_gp_p.
9465 (mips_eh_uses): New function.
9466 * config/mips/predicates.md (cprestore_save_slot_operand)
9467 (cprestore_load_slot_operand): New predicates.
9468 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9469 (UNSPEC_MOVE_GP): Likewise.
9470 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9471 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9472 (CPRESTORE_SLOT_REGNUM): New register.
9473 (MAX_PIC_BRANCH_LENGTH): New constant.
9474 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9475 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9476 branches. Fix commentary.
9477 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9478 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9479 Change type to "ghost".
9480 (loadgp_absolute_<mode>): Likewise.
9481 (loadgp_rtp_<mode>): Likewise.
9482 (copygp_mips16): Likewise.
9483 (loadgp_blockage): Remove redundant mode attribute.
9484 (potential_cprestore): New instruction.
9485 (cprestore): Turn into an unspec set.
9486 (use_cprestore): New instruction.
9487 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9488 (*branch_fp_inverted): Likewise.
9489 (*branch_order<mode>): Likewise.
9490 (*branch_order<mode>_inverted): Likewise.
9491 (*branch_equality<mode>): Likewise.
9492 (*branch_equality<mode>_inverted): Likewise.
9493 (*branch_bit<bbv><mode>): Likewise.
9494 (*branch_bit<bbv><mode>_inverted): Likewise.
9495 (*branch_equality<mode>_mips16): Remove redundant mode.
9496 (jump): Turn into a define_expand.
9497 (*jump_absolute): New instruction.
9498 (*jump_pic): Likewise.
9499 (*jump_mips16): Rename previously-unnamed pattern. Remove
9500 redundant mode attribute.
9501 (restore_gp): Split on epilogue_completed rather than
9502 reload_completed. Change type to "ghost".
9503 (move_gp<mode>): New instruction.
9504 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9505 Remove redundant mode attribute.
9506 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9507 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9508 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9510 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9513 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9514 are returned in the same register (vs34 or v2) that Altivec vector
9515 types are returned in.
9516 (rs6000_libcall_value): Ditto.
9519 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9520 instead of explicit addsi3/adddi3 calls.
9521 (rs6000_split_multireg_move): Ditto.
9522 (rs6000_emit_allocate_stack): Ditto.
9523 (rs6000_emit_prologue): Ditto.
9524 (rs6000_output_mi_thunk): Ditto.
9526 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9527 size is 64 bits if we can use 64-bit registers.
9529 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9531 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9534 From Jie Zhang <jie.zhang@analog.com>:
9535 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9536 save FP and RETS with saveall attribute.
9537 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9538 with saveall attribute.
9540 * config/bfin/bfin.c (bfin_expand_builtin,
9541 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9544 From Jie Zhang <jie.zhang@analog.com>:
9545 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9546 before use in two places.
9547 * config/bfin/bfin.md (AREG): Define mode iterator.
9548 (reload_in, reload_out): Use mode iterator AREG.
9550 2009-09-14 Richard Guenther <rguenther@suse.de>
9553 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9554 EH personality path.
9556 2009-09-13 Richard Guenther <rguenther@suse.de>
9557 Rafael Avila de Espindola <espindola@google.com>
9559 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9560 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9561 (LANG_HOOKS_INITIALIZER): Adjust.
9562 (lhd_pass_through_t): Declare.
9563 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9565 * langhooks.c (lhd_pass_through_t): New function.
9566 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9567 dwarf2out_begin_prologue): Use personality from current_function_decl.
9568 * expr.h (get_personality_function): Declare.
9569 * expr.c (get_personality_function): New function.
9570 (build_personality_function): Likewise.
9571 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9572 (eh_personality_libfunc): Remove.
9573 * optabs.c (build_libfunc_function): New function split out from ...
9574 (init_one_libfunc): ... here.
9575 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9576 (tree_function_decl): Add personality.
9577 (lhd_gcc_personality): Declare.
9578 (build_personality_function): Likewise.
9579 * tree.c (gcc_eh_personality_decl): New.
9580 (lhd_gcc_personality): New function.
9581 * except.h (lang_eh_runtime_type): Remove.
9582 (enum eh_personality_kind): New.
9583 (build_personality_function): Declare.
9584 (function_needs_eh_personality): Declare.
9585 * except.c (lang_eh_runtime_type): Remove.
9586 (function_needs_eh_personality): New function.
9587 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9588 (sjlj_emit_function_enter, output_function_exception_table):
9589 Use personality from current_function_decl.
9590 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9591 * tree-inline.c (tree_can_inline_p): Do not inline across different
9593 (expand_call_inline): Likewise. Adjust the callers EH personality.
9594 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9595 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9596 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9597 (c-parser.o): Likewise
9598 * c-tree.h (c_eh_initialized_p): Remove.
9599 (c_maybe_initialize_eh): Likewise.
9600 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9601 (finish_decl): Don't call c_maybe_initialize_eh.
9602 (c_eh_initialized_p): Remove.
9603 (c_maybe_initialize_eh): Likewise.
9604 * c-parser.c (c_parser_omp_construct): Likewise.
9605 (c_parse_file): Initialize exception handling.
9607 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9609 * config.gcc (tm_file): Remove i386/biarch32.h
9610 for i?86-w64-mingw* case.
9611 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9613 * config.host: Set for x64 mingw the option
9614 use_long_long_for_widest_fast_int to yes.
9616 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9618 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9619 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9620 (dbxout_begin_function): Likewise.
9621 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9622 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9623 set on the function.
9624 (final_end_function): Likewise.
9625 (final_scan_insn): Likewise.
9626 (rest_of_handle_final): Likewise.
9627 * varasm.c (assemble_start_function): Likewise.
9628 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9630 2009-09-12 Jason Merrill <jason@redhat.com>
9632 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9633 * opts.c (common_handle_option): constify.
9635 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9637 * doc/install.texi (avr): Remove obsolete reference site.
9639 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9641 * doc/install.texi (Binaries): Adjust AIX link.
9643 2009-09-12 Akim Demaille <demaille@gostai.com>
9645 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9646 Use an imperative sentence.
9648 2009-09-11 Richard Henderson <rth@redhat.com>
9650 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9651 structure-name and has-tree-operands arguments; update all entries.
9652 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9654 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9655 (gsstruct_code_size): New.
9656 (gss_for_code_): New.
9657 (gss_for_code): Remove.
9658 (gimple_size): Rewrite using gsstruct_code_size.
9659 (gimple_statement_structure): Move to gimple.h.
9660 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9661 (gss_for_code, gimple_statement_structure): New.
9662 (gimple_ops): Use new arrays; tidy.
9664 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9666 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9667 operand to be a PLUS expression.
9668 * config/pa/pa.c (pa_secondary_reload): Likewise.
9670 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9672 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9674 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9677 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9679 From Jie Zhang <jie.zhang@analog.com>:
9680 * doc/extend.texi (node Function Attributes): Document l2
9682 (node Blackfin Variable Attributes): Document l2 variable attributes.
9684 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9686 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9687 to match the system compiler's configuration at inflection point.
9688 Add comment to remark a remaining difference with system compiler.
9690 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9691 * configure: Regenerate.
9693 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9695 From Jie Zhang <jie.zhang@analog.com>:
9696 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9697 (bfin_handle_l2_attribute): New.
9698 (bfin_attribute_table): Add l2 attribute.
9700 2009-09-11 Michael Matz <matz@suse.de>
9703 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9704 on the local_decls list.
9706 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9710 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9712 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9713 for VALUEs, to implement the documented interface.
9714 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9715 Adjust for VALUEs and anything else, to implement the
9716 documented interface.
9718 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9720 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9721 with actual SPE/paired vector modes before using 64-bit alignment.
9722 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9724 2009-09-10 DJ Delorie <dj@redhat.com>
9726 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9729 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9730 * config/mep/mep.c (mep_legitimate_constant_p): New.
9731 * config/mep/mep-protos.h: Prototype it.
9733 2009-09-10 Richard Henderson <rth@redhat.com>
9735 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9737 2009-09-10 Jason Merrill <jason@redhat.com>
9739 * tree.c (chain_index): New fn.
9740 * tree.h: Declare it.
9742 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9744 * config/sol2-c.c (cmn_err_length_specs): Initialize
9745 scalar_identity_flag.
9747 2009-09-10 Richard Henderson <rth@redhat.com>
9749 * tree.h (struct tree_decl_common): Move align member earlier;
9750 move label_decl_uid member ...
9751 (struct tree_label_decl): ... here.
9752 (LABEL_DECL_UID): Update to match.
9754 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9757 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9758 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9760 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9761 dest_prev if the edge is complex.
9763 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9765 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9766 loop latch tests earlier.
9768 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9769 before GIMPLE_RETURN, not after its predecessor; insert
9772 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9773 gimple_seq_empty_p to test for no PHI nodes.
9774 * tree-cfg.c (split_critical_edges): Likewise.
9776 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9778 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9780 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9781 introduced by the VTA branch merge.
9783 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9785 * ira-conflicts.c: Use fputs or putc instead of fprintf
9789 * tree-switch-conversion.c: Ditto.
9791 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9793 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9794 introduced by the VTA branch merge.
9796 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9799 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9801 PR rtl-optimization/39779
9802 * expr.c (convert_modes): Return when mode == oldmode after
9803 CONST_INTs are processed.
9805 2009-09-10 Nick Clifton <nickc@redhat.com>
9807 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9808 attribute and referring decl when creating renamed symbol.
9810 2009-09-10 Richard Guenther <rguenther@suse.de>
9813 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9815 (cgraph_finalize_compilation_unit): Compute reachability
9816 before emitting thunks. Properly process aliases before
9817 possibly removing unreachable nodes.
9819 2009-09-10 Richard Guenther <rguenther@suse.de>
9822 * tree.c (struct free_lang_data_d): Add worklist member.
9823 (find_decls_types_r): Push onto the worklist instead of recursing.
9824 Handle TREE_BINFOs properly.
9825 (find_decls_types): New function wrapped around find_decls_types_r
9826 to process the worklist.
9827 (find_decls_types_in_eh_region): Use it.
9828 (find_decls_types_in_node): Likewise.
9829 (find_decls_types_in_var): Likewise.
9830 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9831 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9832 (AGGREGATE_TYPE_P): Adjust.
9834 2009-09-09 Jason Merrill <jason@redhat.com>
9836 * configure.ac: Check glibc version even if we have an in-tree
9839 2009-09-09 Anthony Green <green@moxielogic.com>
9841 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9842 the constant 0 when appropriate.
9843 * config/moxie/constraints.md: Add constraint O.
9845 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9846 to pass up to 6 32-bit argument values in registers.
9847 (moxie_function_arg): Ditto.
9848 (moxie_arg_partial_bytes): Ditto.
9849 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9850 (REG_PARM_STACK_SPACE): Ditto.
9851 (FUNCTION_ARG_REGNO_P): Ditto.
9853 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9854 instruction to allocate stack space.
9856 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9858 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9859 unnecessarily stringent constraints. Fix address
9860 calculation in the splitters.
9862 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9864 PR rtl-optimization/39779
9865 * expr.c (convert_modes): Return when mode == oldmode after
9866 CONST_INTs are processed.
9868 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9871 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9872 (ix86_expand_prologue): Take frame.padding0 into logic of
9874 (ix86_expand_epilogue): Likewise.
9876 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9878 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9880 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9881 * config/t-slibgcc-libgcc: New file.
9882 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9884 2009-09-09 Martin Jambor <mjambor@suse.cz>
9886 PR tree-optimization/41089
9887 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9890 2009-09-09 Richard Henderson <rth@redhat.com>
9892 * gimple.h (CASE_GIMPLE_OMP): New.
9893 (is_gimple_omp): Use it.
9894 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9895 (verify_gimple_debug): Likewise.
9897 2009-09-09 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/41101
9900 * tree-ssa-pre.c (maximal_set): Remove.
9901 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9902 Defer all blocks we didn't visit at least one successor.
9903 (add_to_exp_gen): Do not add to the maximal set.
9904 (make_values_for_phi): Likewise.
9905 (compute_avail): Likewise.
9906 (init_pre): Do not allocate the maximal set.
9907 (execute_pre): Do not dump it.
9909 2009-09-09 Martin Jambor <mjambor@suse.cz>
9911 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9912 an SSA_NAME rather than a is_gimple_variable.
9914 2009-09-09 Richard Guenther <rguenther@suse.de>
9917 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9918 code dealing with plain pointer bases.
9919 (maybe_fold_offset_to_reference): Likewise.
9920 (maybe_fold_stmt_addition): Adjust.
9922 2009-09-09 Richard Guenther <rguenther@suse.de>
9924 * tree.c (free_lang_data_in_type): Do not free the type variant
9926 (free_lang_data): Merge char_type_node with its properly signed
9928 (pass_ipa_free): Collect after freeing language specific data.
9930 2009-09-09 Michael Matz <matz@suse.de>
9933 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9934 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9935 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9938 2009-09-08 DJ Delorie <dj@redhat.com>
9940 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9942 2009-09-04 Jason Merrill <jason@redhat.com>
9944 * tree.c (tree_find_value): Remove.
9945 * tree.h: Remove prototype.
9946 * varasm.c (assemble_external): Use value_member instead.
9948 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9950 * toplev.c (process_options): Choose default debugging type when
9951 gtoggle enables debug info and type is unset.
9953 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9957 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9960 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9962 * configure: Rebuilt with modified libtool.m4.
9964 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9969 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9971 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9973 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9974 (remove_statement): Likewise.
9975 (rewrite_use_nonlinear_expr): Adjust.
9976 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9977 * tree-ssa.c (release_defs_bitset): ... this. New.
9978 * tree-flow.h (release_defs_bitset): Declare.
9980 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9983 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9984 in the middle block.
9986 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9988 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9989 via intptr_t to long type.
9990 (insert_operand_rank): Cast long type via intptr_t to
9992 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9994 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9995 from pointer to unsigned via uintptr_t.
9997 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9998 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
10000 * configure: Regenerated.
10001 * config.in: Regenerated
10002 * system.h (stdint.h): Add include.
10003 (inttypes.h): Likewise.
10004 * Makefile.in (aclocal): Add config/stdint.m4.
10005 * aclocal.m4: Regenerated.
10007 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
10009 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
10011 (note_np_check_stores): New function.
10012 (harmless_null_pointer_p): New function.
10013 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
10014 changed. Take into account whether we're in the shadow of a condjump
10015 that tested NP_REG for NULL.
10016 Lose all code that tested for SEQUENCEs.
10017 (workaround_speculation): Avoid inserting NOPs for loads that are
10018 either always executed or a NULL pointer.
10020 2009-09-08 Jan Hubicka <jh@suse.cz>
10022 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10023 * params.def (early-inlining-insns): Likewise.
10025 2009-09-08 Jakub Jelinek <jakub@redhat.com>
10027 PR rtl-optimization/41239
10028 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10029 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10031 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10032 across calls, as the calls might not always return normally.
10033 (call_may_noreturn_p): New function.
10034 (deps_analyze_insn): Update last_function_call_may_noreturn list.
10035 (init_deps): Initialize it.
10036 (remove_from_deps): Also remove calls from
10037 last_function_call_may_noreturn list.
10039 2009-09-07 Richard Henderson <rth@redhat.com>
10041 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10042 more VR->OPERANDS than LHS operands. Free LHS before returning.
10044 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10046 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10047 (attr "addrtype"): New member "spreg".
10048 Use it if mem_spfp_address_operand is true for the address.
10049 (attr "type"): New entry "stall".
10050 (cpu_unit "load"): New.
10051 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10053 (insn_reservation "loadsp"): New.
10054 (insn_reservation "load_stall1"): New.
10055 (insn_reservation "load_stall3"): New.
10057 * config/bfin/predicates.md (const1_operand, const3_operand): New.
10058 (mem_p_address_operand): Exclude stack and frame pointer based
10060 (mem_spfp_address_operand): New; match them here.
10061 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10062 (bfin_reorg): Call it if scheduling insns.
10063 (bfin_gen_bundles): Remove dummy insns created by
10064 add_sched_insns_for_speculation.
10066 From Jie Zhang <jie.zhang@analog.com>:
10067 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10068 bfin_si_revision, bfin_workarounds): Move these ...
10069 * config/bfin/bfin.h: ... here.
10071 From Mike Frysinger <michael.frysinger@analog.com>
10072 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10073 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10074 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10075 bf547m, bf548m, and bf549m.
10076 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10077 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10078 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10079 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10080 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10081 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10082 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10083 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10084 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10085 bf542m, bf544m, bf547m, bf548m, and bf549m.
10087 From Jie Zhang <jie.zhang@analog.com>:
10088 * config/bfin/predicates.md (p_register_operand): New predicate.
10089 (dp_register_operand): New predicate.
10090 * config/bfin/bfin-protos.h (WA_05000074): Define.
10091 (ENABLE_WA_05000074): Define.
10092 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10093 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10094 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10095 (define_attr addrtype): Allow load/store register to be P register.
10096 (define_attr storereg): New.
10097 (define_cpu_unit anomaly_05000074): New.
10098 (define_insn_reservation dsp32shiftimm): New.
10099 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10100 (define_insn_reservation loadp): Cannot use slot2.
10101 (define_insn_reservation loadsp): Cannot use slot2.
10102 (define_insn_reservation storep): Cannot use slot2. Does not
10103 apply when working around 05000074.
10104 (define_insn_reservation storep_anomaly_05000074): New.
10105 (define_insn_reservation storei): Does not apply when working
10107 (define_insn_reservation storei_anomaly_05000074): New.
10108 (define_attr length): Add dsp32shiftimm case.
10109 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10110 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10111 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10112 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10113 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10115 2009-09-07 Martin Jambor <mjambor@suse.cz>
10117 PR middle-end/41282
10118 * tree-sra.c (create_artificial_child_access): Return NULL if
10119 build_ref_for_offset fails.
10120 (propagate_subacesses_accross_link): Allow build_ref_for_offset
10121 and create_artificial_child_access to fail.
10123 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10126 * unwind-dw2.c (uw_init_context_1): Mark noinline.
10127 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10128 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10130 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10132 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10133 block, ensure it has an exit edge. Emit a barrier after a jump.
10135 2009-09-07 Nick Clifton <nickc@redhat.com>
10137 * gcc.c (this_is_linker_script): New variable. Like
10138 this_is_library_file but for the %T constructor.
10139 (end_going_arg): If this_is_linker_script is set then locate the
10140 script and insert a --script switch before it
10141 (do_spec_2): Initialise this_is_linker_script.
10142 (do_spec_1): Likewise. Handle %T construct.
10143 (eval_spec_function): Preserve this_is_linker_script.
10144 * doc/invoke.texi: Document %T construct in spec files.
10145 * config/m32c/m32c.h (LIB_SPEC): Use it.
10147 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10149 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10150 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10151 when volatile flag is set.
10152 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10154 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
10157 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10158 (combine_stack_adjustments_for_block): Allow insns between stack
10159 adjustments and stores with corresponding pre-(dec|inc)rement or
10160 pre-modify operation.
10162 2009-09-06 Jakub Jelinek <jakub@redhat.com>
10165 * combine-stack-adj.c (struct csa_memlist): Rename to...
10166 (struct csa_reflist): ... this. Rename mem field to ref.
10167 (free_csa_memlist): Rename to...
10168 (free_csa_reflist): ... this.
10169 (record_one_stack_memref): Rename to...
10170 (record_one_stack_ref): ... this. Handle also REG_P.
10171 (try_apply_stack_adjustment): Handle also REG_P.
10172 (struct record_stack_memrefs_data): Rename to...
10173 (struct record_stack_refs_data): ... this. Rename memlist field to
10175 (record_stack_memrefs): Rename to...
10176 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
10177 subexpressions instead of failing when a MEM contains SP references.
10178 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10179 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10181 2009-09-06 Richard Guenther <rguenther@suse.de>
10183 PR middle-end/41144
10184 * tree.c (build_array_type): Do not record types marked
10185 with structural equality in the canonical type hashtable.
10187 2009-09-06 Richard Guenther <rguenther@suse.de>
10189 PR middle-end/41261
10190 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10192 2009-09-05 Richard Guenther <rguenther@suse.de>
10194 PR middle-end/41181
10195 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10197 2009-09-05 Richard Guenther <rguenther@suse.de>
10200 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10202 2009-09-05 Richard Guenther <rguenther@suse.de>
10204 PR middle-end/41271
10205 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10206 before comparing function argument types.
10208 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10211 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10214 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10217 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10219 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10220 locators before emit_insn is called.
10222 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
10225 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
10226 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10227 (reginfo_init): Don't call allocate_reg_info.
10229 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10232 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
10233 NONDEBUG_INSN_P instead of INSN_P.
10235 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10238 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10240 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10243 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10244 pattern of the split.
10246 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10248 * toplev.c (process_options): Move setter of flag_var_tracking
10249 before other tests that depend on it. Move down setter of
10250 flag_rename_registers. Don't enable var-tracking-assignments
10251 by default if selective scheduling is enabled. Warn if both
10254 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10256 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10257 comment. Use switch statement to catch overlaps between rtx
10258 and tree codes. Accept FUNCTION_DECLs in addition to those in...
10259 (IS_DECL_CODE): ... here. Remove.
10260 (check_value_is_not_decl): Remove.
10261 (dv_from_decl, dv_from_value): Check after conversion.
10263 2009-09-04 Richard Guenther <rguenther@suse.de>
10265 PR middle-end/41257
10266 * (cgraph_finalize_compilation_unit): Move finalizing aliases
10267 after emitting tunks. Move emitting thunks and ctors from ...
10268 (cgraph_optimize): ... here. Remove redundant
10269 cgraph_analyze_functions.
10270 * varasm.c (find_decl_and_mark_needed): Remove no longer
10272 (finish_aliases_1): Adjust check for thunk aliases.
10274 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
10276 * config/arm/arm.md (ctzsi2): Added braces
10277 to avoid warning that broke booststrap.
10279 2009-09-04 Martin Jambor <mjambor@suse.cz>
10281 PR tree-optimization/41112
10282 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10283 handle variable-bounded arrays.
10284 (expr_with_var_bounded_array_refs_p): New function.
10285 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10287 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
10289 * config/s390/2097.md: Removed two incorrect bypasses.
10290 (z10_fsimpdf): Fixed latency.
10291 (z10_fhex): New insn_reservation.
10292 (z10_floaddf): Fixed latency.
10293 (z10_floadsf): Fixed latency.
10294 (z10_ftrunctf): Fixed latency.
10295 (z10_ftruncdf): Fixed latency.
10296 * config/s390/s390.c (z10_cost): Fixed values.
10297 (s390_adjust_priority): Added z10 path.
10298 * config/s390/s390.md (type): Added fhex.
10299 (*mov<mode>_64dfp): Updated type attribute.
10300 (*mov<mode>_64): Updated type attribute.
10301 (*mov<mode>_31): Updated type attribute.
10302 (*mov<mode>"): Likewise.
10303 * config/s390/2084.md (x_fsimpdf): Updated condition.
10305 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10307 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10308 RTXs in the predicate for operand 1.
10310 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10312 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10313 (rbitsi2): New insn.
10314 (ctzsi2): New expand.
10315 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10317 2009-09-03 Martin Jambor <mjambor@suse.cz>
10319 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10320 (create_artificial_child_access): Use build_ref_for_offset instead
10321 of duplicate_expr_for_different_base.
10322 (propagate_subacesses_accross_link): Likewise.
10324 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10326 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10328 (mips16e_collect_argument_saves): Skip debug instructions.
10329 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10330 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10331 (r10k_insert_cache_barriers): Likewise.
10332 (mips_reorg_process_insns): Likewise.
10334 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10337 * ira.c (update_equiv_reg): Remove check on class likely spill.
10339 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10342 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10343 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10347 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10348 the stack slot if it is passed by invisible reference.
10349 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10350 by invisible reference.
10352 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10354 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10355 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10356 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10358 * config/bfin/sync.md: New file.
10359 * config/bfin/bfin.md: Include it.
10360 (UNSPEC_ATOMIC): New.
10361 (UNSPEC_ONES): Provide a unique number.
10363 From Jie Zhang <jie.zhang@analog.com>:
10364 * config/bfin/bfin.c (ret_regs): New.
10365 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10366 (must_save_rets_p): New.
10367 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10368 current_function_is_leaf.
10369 (do_link): Likewise.
10370 (do_unlink): Likewise.
10371 (expand_interrupt_handler_prologue): Use ret_regs array.
10372 (expand_interrupt_handler_epilogue): Use ret_regs array and
10373 pass return register to gen_return_internal.
10374 (bfin_expand_epilogue): Pass return register to
10375 gen_return_internal.
10376 (bfin_expand_call): Explicitly clobber RETS.
10377 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10378 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10379 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10380 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10382 (return_internal): Take a reg rtx rather than the register number.
10384 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10386 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10387 when comparing against estimated_loop_iterations_int return.
10389 2009-09-03 Richard Guenther <rguenther@suse.de>
10391 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10392 eh_personality_libfunc.
10394 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10396 * tree-parloops.c (separate_decls_in_region): Add space.
10398 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10400 * tree-parloops.c (separate_decls_in_region): Change the condition
10401 checking if there are reductions in the loop.
10403 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10405 PR tree-optimization/38275
10406 * tree-parloops.c (parallelize_loops): Replace profitability condition
10407 for expected number of iterations.
10409 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10411 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10412 (bootstrap-debug): Explain conditions in which it becomes default.
10413 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10416 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10418 * doc/invoke.texi (Optimize Options): Move
10419 -finline-small-functions to the -O2 list.
10421 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10423 * toplev.c (process_options): Enable var-tracking-assignments
10424 by default if var-tracking is enabled.
10426 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10428 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10430 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10431 * rtl.h (prev_nonnote_insn_bb): Declare it.
10433 2009-09-03 Diego Novillo <dnovillo@google.com>
10435 * cgraph.c (cgraph_node_for_decl): New.
10436 * cgraph.h (cgraph_node_for_decl): Declare.
10437 * tree.c (host_integerp): Return 0 if T is NULL.
10439 2009-09-03 Diego Novillo <dnovillo@google.com>
10441 * tree.h (struct alias_pair): Move from varasm.c.
10442 (alias_pairs): Likewise.
10443 (TYPE_MAXVAL): Define.
10444 (TYPE_MINVAL): Define.
10445 (iterative_hash_host_wide_int): Declare.
10446 (remove_unreachable_alias_pairs): Declare.
10447 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10448 * diagnostic.c (default_diagnostic_starter): Make extern.
10449 (default_diagnostic_finalizer): Make extern.
10450 * diagnostic.h (default_diagnostic_starter): Declare.
10451 (default_diagnostic_finalizer): Declare.
10452 (default_tree_printer): Declare.
10453 * toplev.c (default_tree_printer): Make extern.
10455 2009-09-03 Richard Guenther <rguenther@suse.de>
10456 Diego Novillo <dnovillo@google.com>
10458 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10459 * cgraphunit.c (cgraph_expand_function): Do not emit
10460 associated thunks from here.
10461 (cgraph_emit_thunks): New.
10462 (cgraph_optimize): Call it.
10463 Return if any IPA pass finds an error.
10464 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10467 2009-09-03 Simon Baldwin <simonb@google.com>
10468 Rafael Espindola <espindola@google.com>
10469 Richard Guenther <rguenther@suse.de>
10470 Doug Kwan <dougkwan@google.com>
10471 Diego Novillo <dnovillo@google.com>
10473 * tree.c: Include tree-pass.h, langhooks-def.h,
10474 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10475 (free_lang_data_in_type): New.
10476 (need_assembler_name_p): New.
10477 (free_lang_data_in_block): New.
10478 (free_lang_data_in_decl): New.
10479 (struct free_lang_data_d): New.
10480 (add_tree_to_fld_list): New.
10481 (find_decls_types_r): New.
10482 (get_eh_types_for_runtime): New.
10483 (find_decls_types_in_eh_region): New.
10484 (find_decls_types_in_node): New.
10485 (find_decls_types_in_var): New.
10486 (free_lang_data_in_cgraph): New.
10487 (free_lang_data): New.
10488 (gate_free_lang_data): New.
10489 (pass_ipa_free_lang_data): New.
10491 2009-09-03 Diego Novillo <dnovillo@google.com>
10493 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10494 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10495 (lang_hooks): Remove const qualifier.
10496 * ipa.c (cgraph_remove_unreachable_nodes): Call
10497 remove_unreachable_alias_pairs.
10498 * except.c (add_type_for_runtime): Check if TYPE has
10499 already been converted.
10500 (lookup_type_for_runtime): Likewise.
10501 (check_handled): Handle converted types.
10502 * varasm.c (remove_unreachable_alias_pairs): New.
10503 * gimple.c: Include demangle.h.
10504 (gimple_decl_printable_name): New.
10505 (gimple_fold_obj_type_ref): New.
10506 * gimple.h (gimple_decl_printable_name): Declare.
10507 (gimple_fold_obj_type_ref): Declare.
10508 * passes.c (init_optimization_passes): Add pass
10509 pass_ipa_free_lang_data.
10510 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10511 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10513 2009-09-03 Diego Novillo <dnovillo@google.com>
10515 * c-lang.c (lang_hooks): Remove const qualifier.
10517 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10519 * doc/install.texi (*-*-freebsd*): Update target information.
10521 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10523 * hard-reg-set.h (call_fixed_regs): Remove.
10524 * reginfo.c (call_fixed_regs): Remove.
10525 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10526 (globalize_reg): Don't use call_fixed_regs.
10527 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10530 2009-09-01 Michael Matz <matz@suse.de>
10532 * expr.h (emit_storent_insn, expand_expr_real_1,
10533 expand_expr_real_2): Declare.
10534 * expr.c (emit_storent_insn, expand_expr_real_1,
10535 expand_expr_real_2): Export.
10536 (store_expr): Setting and evaluating dont_return_target is useless.
10537 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10538 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10539 * except.c (expand_resx_expr): Rename to ...
10540 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10541 * except.h (expand_resx_stmt): Declare.
10542 * stmt.c: Add include gimple.h
10543 (expand_asm_expr): Rename to ...
10544 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10545 (expand_case): Rewrite to take gimple statement.
10546 * tree.h (expand_asm_stmt): Declare.
10547 (expand_case): Change prototype.
10548 * Makefile.in (stmt.o): Depend on gimple.h.
10549 * builtins.c (expand_builtin_synchronize): Build gimple asm
10550 statement, not an ASM_EXPR.
10551 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10552 gimple_to_tree, release_stmt_tree): Remove.
10553 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10554 ggc_free, but hold comparison code and operands separately.
10555 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10556 (expand_call_stmt, expand_gimple_stmt_1,
10557 expand_gimple_stmt): New helpers.
10558 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10559 release_stmt_tree. Call expand_gimple_stmt instead.
10560 (expand_gimple_basic_block): Ditto.
10562 * calls.c (emit_call_1): Don't look at EH regions here, make
10563 fntree parameter useless.
10564 (expand_call): New local rettype for TREE_TYPE(exp), use it
10565 throughout. Remove local p, use addr instead.
10566 Don't look at EH regions here.
10568 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10570 * doc/invoke.texi (-fsched-pressure): Document it.
10571 (-fsched-reg-pressure-heuristic): Remove it.
10573 * reload.c (ira.h): Include.
10574 (find_reloads): Add choosing reload on number of small spilled
10577 * haifa-sched.c (ira.h): Include.
10578 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10579 saved_reg_pressure, curr_reg_live, saved_reg_live,
10580 region_ref_regs): New variables.
10581 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10582 initiate_reg_pressure_info, setup_ref_regs,
10583 initiate_bb_reg_pressure_info, save_reg_pressure,
10584 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10586 (setup_insn_reg_pressure_info): New function.
10587 (rank_for_schedule): Add pressure checking and insn issue time.
10588 Remove comparison of insn reg weights.
10589 (ready_sort): Set insn reg pressure info.
10590 (update_register_pressure, setup_insn_max_reg_pressure,
10591 update_reg_and_insn_max_reg_pressure,
10592 sched_setup_bb_reg_pressure_info): New functions.
10593 (schedule_insn): Add code for printing and updating reg pressure info.
10594 (find_set_reg_weight, find_insn_reg_weight): Remove.
10595 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10596 (debug_ready_list): Print reg pressure info.
10597 (schedule_block): Ditto. Check insn issue time.
10598 (sched_init): Set up sched_pressure_p. Allocate and set up some
10599 reg pressure related info.
10600 (sched_finish): Free some reg pressure related info.
10601 (fix_tick_ready): Make insn always ready if pressure_p.
10602 (init_h_i_d): Don't call find_insn_reg_weight.
10603 (haifa_finish_h_i_d): Free insn reg pressure info.
10605 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10606 ira_memory_move_cost, ira_class_hard_regs,
10607 ira_class_hard_regs_num, ira_no_alloc_regs,
10608 ira_available_class_regs, ira_reg_class_cover_size,
10609 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10611 * ira-lives.c (single_reg_class): Check mode to find how many
10612 registers are necessary for operand.
10613 (ira_implicitly_set_insn_hard_regs): New.
10615 * common.opt (fsched-pressure): New options.
10616 (fsched-reg-pressure-heuristic): Remove.
10618 * ira.c (setup_eliminable_regset): Rename to
10619 ira_setup_eliminable_regset. Make it external.
10620 (expand_reg_info): Pass cover class to setup_reg_classes.
10621 (ira): Call resize_reg_info instead of allocate_reg_info.
10623 * sched-deps.c: Include ira.h.
10624 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10625 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10626 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10627 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10628 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10629 mark_insn_reg_store, mark_insn_reg_clobber,
10630 setup_insn_reg_pressure_info): New.
10631 (sched_analyze_1): Update implicit_reg_pending_uses.
10632 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10633 Use them to create dependencies. Set insn reg uses and pressure
10634 info. Process reg_pending_uses in one place.
10635 (free_deps): Free implicit sets.
10636 (remove_from_deps): Remove implicit sets if necessary. Check
10637 implicit sets when clearing reg_last_in_use.
10638 (init_deps_global): Clear implicit_reg_pending_clobbers and
10639 implicit_reg_pending_uses.
10641 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10642 ira_memory_move_cost, ira_class_hard_regs,
10643 ira_class_hard_regs_num, ira_no_alloc_regs,
10644 ira_available_class_regs, ira_reg_class_cover_size,
10645 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10646 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10647 ira_implicitly_set_insn_hard_regs): New prototypes.
10649 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10650 cost_elements_num): New variables.
10651 (allocno_costs, total_costs): Rename to costs and
10652 total_allocno_costs.
10653 (COSTS_OF_ALLOCNO): Rename to COSTS.
10654 (allocno_pref): Rename to pref.
10655 (allocno_pref_buffer): Rename to pref_buffer.
10656 (common_classes): Rename to regno_cover_class.
10658 (record_reg_classes): Set allocno attributes only if allocno_p.
10659 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10660 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10661 and COSTS_OF_ALLOCNO.
10662 (print_costs): Rename to print_allocno_costs.
10663 (print_pseudo_costs): New.
10664 (process_bb_node_for_costs): Split into 2 functions with new
10665 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10666 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10667 new parameter dump_file. Use cost_elements_num instead of
10668 ira_allocnos_num. Make one iteration if preferred classes were
10669 already calculated for scheduler. Make 2 versions of code
10670 depending on allocno_p.
10671 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10672 regno_cover_class and COSTS instead of common_classes and
10674 (init_costs, finish_costs): New.
10675 (ira_costs): Set up allocno_p and cost_elements_num. Call
10676 init_costs and finish_costs.
10677 (ira_set_pseudo_classes): New.
10679 * rtl.h (allocate_reg_info): Remove.
10680 (resize_reg_info): Change return type.
10681 (reg_cover_class): New.
10682 (setup_reg_classes): Add new parameter.
10684 * sched-int.h (struct deps_reg): New member implicit_sets.
10685 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10686 (INCREASE_BITS): New macro.
10687 (struct reg_pressure_data, struct reg_use_data): New.
10688 (struct _haifa_insn_data): Remove reg_weight. Add members
10689 reg_pressure, reg_use_list, reg_set_list, and
10690 reg_pressure_excess_cost_change.
10691 (struct deps): New member implicit_sets.
10692 (pressure_p): New variable.
10693 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10694 (struct reg_pressure_data, struct reg_use_data): New.
10695 (INSN_REG_WEIGHT): Remove.
10696 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10697 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10698 (sched_init_region_reg_pressure_info,
10699 sched_setup_bb_reg_pressure_info): New prototypes.
10701 * reginfo.c (struct reg_pref): New member coverclass.
10702 (reg_cover_class): New function.
10703 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10704 (reg_info_size): New variable.
10705 (allocate_reg_info): Make static. Setup reg_info_size.
10706 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10707 (setup_reg_classes): Add a new parameter. Setup cover class too.
10709 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10712 * sched-rgn.c (deps_join): Set up implicit_sets.
10713 (schedule_region): Set up region and basic blocks pressure
10716 * passes.c (init_optimization_passes): Move
10717 pass_subregs_of_mode_init before pass_sched.
10719 2009-09-02 Martin Jambor <mjambor@suse.cz>
10721 * tree-sra.c (struct access): New field grp_hint.
10722 (dump_access): Dump grp_hint.
10723 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10725 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10726 those which have been specifically read and somehow written to.
10727 (propagate_subacesses_accross_link): Set grp_hint of right child and
10728 also possibly of the left child.
10730 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10732 * tree-object-size.c (addr_object_size): Always use object_size_type
10733 0 or 2 when determining the pointer pointed object size.
10735 2009-09-02 Richard Guenther <rguenther@suse.de>
10738 2009-08-31 Richard Guenther <rguenther@suse.de>
10740 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10741 to query if the memory regions for memmove overlap.
10742 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10743 asserts on pointers, instead deal with odd trees.
10744 (ptr_derefs_may_alias_p): Likewise.
10745 (refs_may_alias_p_1): Constructor bases also never alias.
10747 2009-08-01 Christian Bruel <christian.bruel@st.com>
10750 2009-07-31 Christian Bruel <christian.bruel@st.com>
10751 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10753 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10755 * doc/invoke.texi (-fvar-tracking-assignments): New.
10756 (-fvar-tracking-assignments-toggle): New.
10757 (-fdump-final-insns=file): Mark filename as optional.
10758 (--param min-nondebug-insn-uid): New.
10759 (-gdwarf-@{version}): Mention version 4.
10760 * opts.c (common_handle_option): Accept it.
10761 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10762 * regrename.c (regrename_optimize): Drop last. Don't count debug
10763 insns as uses. Don't reject change because of debug insn.
10764 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10765 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10766 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10767 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10768 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10769 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10770 * doc/gimple.texi (is_gimple_debug): New.
10771 (gimple_debug_bind_p): New.
10772 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10773 * doc/install.texi (bootstrap-debug): More details.
10774 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10775 (bootstrap-debug-lib): More details.
10776 (bootstrap-debug-ckovw): Update.
10777 (bootstrap-time): New.
10778 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10779 (insert_phi_nodes_for): Insert debug stmts.
10780 (rewrite_stmt): Take iterator. Insert debug stmts.
10781 (rewrite_enter_block): Adjust.
10782 (maybe_replace_use_in_debug_stmt): New.
10783 (rewrite_update_stmt): Use it.
10784 (mark_use_interesting): Return early for debug stmts.
10785 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10786 stmts before replacing stmt.
10787 (move_computations_stmt): Likewise.
10788 * ira-conflicts.c (add_copies): Skip debug insns.
10789 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10790 (regstat_bb_compute_ri): Skip debug insns.
10791 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10792 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10793 check_loop_closed_ssa_stmt): Skip debug stmts.
10794 * tree-tailcall.c (find_tail_calls): Likewise.
10795 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10796 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10797 (build_var_debug_value_stat): Declare.
10798 (build_var_debug_value): Define.
10799 (target_for_debug_bind): Declare.
10800 * reload.c (find_equiv_reg): Skip debug insns.
10801 * rtlanal.c (reg_used_between_p): Skip debug insns.
10802 (side_effects_p): Likewise.
10803 (canonicalize_condition): Likewise.
10804 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10805 insns never depend on debug insns.
10806 (create_ddg_dep_no_link): Likewise.
10807 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10808 Don't add inter-loop dependencies for debug insns.
10809 (build_intra_loop_deps): Likewise.
10810 (create_ddg): Count debug insns.
10811 * ddg.h (struct ddg::num_debug): New.
10812 (num_backargs): Pair up with previous int field.
10813 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10814 -fcompare-debug-second.
10815 * final.c (get_attr_length_1): Skip debug insns.
10816 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10817 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10818 (driver_self_specs): Map -fdump-final-insns to
10819 -fdump-final-insns=..
10820 (get_local_tick): New.
10821 (compare_debug_dump_opt_spec_function): Test for . argument and
10822 compute output name. Compute temp output spec without flag name.
10823 Compute -frandom-seed.
10824 (OPT): Undef after use.
10825 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10826 (average_num_loop_insns): Likewise.
10827 * params.h (MIN_NONDEBUG_INSN_UID): New.
10828 * gimple.def (GIMPLE_DEBUG): New.
10829 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10830 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10831 (merge_in_block): Fix whitespace.
10832 * toplev.c (flag_var_tracking): Update comment.
10833 (flag_var_tracking_assignments): New.
10834 (flag_var_tracking_assignments_toggle): New.
10835 (process_options): Don't open final insns dump file if we're not
10836 going to write to it. Compute defaults for var_tracking.
10837 * df-scan.c (df_insn_rescan_debug_internal): New.
10838 (df_uses_record): Handle debug insns.
10839 * haifa-sched.c (ready): Initialize n_debug.
10840 (contributes_to_priority): Skip debug insns.
10841 (dep_list_size): New.
10842 (priority): Use it.
10843 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10844 they're ready. Disregard previous debug insns to make decisions.
10845 (queue_insn): Never queue debug insns.
10846 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10847 (schedule_insn): Don't reject debug insns because of issue rate.
10848 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10849 (queue_to_ready): Skip and discount debug insns.
10850 (choose_ready): Let debug insns through.
10851 (schedule_block): Check boundary debug insns. Discount debug
10852 insns, schedule them early. Adjust whitespace.
10853 (set_priorities): Check for boundary debug insns.
10854 (add_jump_dependencies): Use dep_list_size.
10855 (prev_non_location_insn): New.
10856 (check_cfg): Use it.
10857 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10859 (remove_unused_ivs): Reset debug stmts.
10860 * modulo-sched.c (const_iteration_count): Skip debug insns.
10861 (res_MII): Discount debug insns.
10862 (loop_single_full_bb_p): Skip debug insns.
10863 (sms_schedule): Likewise.
10864 (sms_schedule_by_order): Likewise.
10865 (ps_has_conflicts): Likewise.
10866 * caller-save.c (refmarker_fn): New.
10867 (save_call_clobbered_regs): Replace regs with saved mem in
10869 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10870 Call refmarker_fn mark for hardregnos.
10871 (mark_reg_as_referenced): New.
10872 (replace_reg_with_saved_mem): New.
10873 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10874 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10876 (cse_extended_basic_block): Skip debug insns.
10877 (count_reg_usage): Likewise.
10878 (is_dead_reg): New, split out of...
10879 (set_live_p): ... here.
10880 (insn_live_p): Use it for debug insns.
10881 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10882 (execute_optimize_stdarg): Likewise.
10883 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10884 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10885 changes in debug stmts as changes.
10886 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10887 (moveup_expr): Don't move across debug insns. Don't move
10888 debug insn if it would create a bookkeeping block.
10889 (moveup_expr_cached): Don't use cache for debug insns that
10890 are heads of blocks.
10891 (compute_av_set_inside_bb): Skip debug insns.
10892 (sel_rank_for_schedule): Schedule debug insns first. Remove
10894 (block_valid_for_bookkeeping_p); Support lax searches.
10895 (create_block_for_bookkeeping): Adjust block numbers when
10896 encountering debug-only blocks.
10897 (find_place_for_bookkeeping): Deal with debug-only blocks.
10898 (generate_bookkeeping_insn): Accept no place to insert.
10899 (remove_temp_moveop_nops): New argument full_tidying.
10900 (prepare_place_to_insert): Deal with debug insns.
10901 (advance_state_on_fence): Debug insns don't start cycles.
10902 (update_boundaries): Take fence as argument. Deal with
10904 (schedule_expr_on_boundary): No full_tidying on debug insns.
10905 (fill_insns): Deal with debug insns.
10906 (track_scheduled_insns_and_blocks): Don't count debug insns.
10907 (need_nop_to_preserve_insn_bb): New, split out of...
10908 (remove_insn_from_stream): ... this.
10909 (fur_orig_expr_not_found): Skip debug insns.
10910 * rtl.def (VALUE): Move up.
10912 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10913 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10914 Set it if debug stmts are found.
10915 (statement_sink_location): Skip debug stmts. Propagate
10916 moving defs into debug stmts.
10917 * ifcvt.c (first_active_insn): Skip debug insns.
10918 (last_active_insns): Likewise.
10919 (cond_exec_process_insns): Likewise.
10920 (noce_process_if_block): Likewise.
10921 (check_cond_move_block): Likewise.
10922 (cond_move_convert_if_block): Likewise.
10923 (block_jumps_and_fallthru_p): Likewise.
10924 (dead_or_predicable): Likewise.
10925 * dwarf2out.c (debug_str_hash_forced): New.
10926 (find_AT_string): Add comment.
10927 (gen_label_for_indirect_string): New.
10928 (get_debug_string_label): New.
10929 (AT_string_form): Use it.
10930 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10931 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10932 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10933 several operations that cannot be represented with DWARF opcodes.
10934 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10935 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10936 (dwarf2out_var_location): Take during-call mark into account.
10937 (output_indirect_string): Update comment. Output if there are
10938 label and references.
10939 (prune_indirect_string): New.
10940 (prune_unused_types): Call it if debug_str_hash_forced.
10941 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10942 (dw_long_long_const): Remove.
10943 (struct dw_val_struct): Change val_long_long type to rtx.
10944 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10945 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10946 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10947 component instead of HOST_BITS_PER_LONG.
10948 (output_loc_operands): Likewise. For const8* assert
10949 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10950 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10951 rather than HOST_BITS_PER_LONG is >= 64.
10952 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10954 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10955 HOST_BITS_PER_LONG for dw_val_class_long_long.
10956 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10957 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10958 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10960 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10961 Handle DW_OP_implicit_value.
10962 (extract_int): Move prototype earlier.
10963 (mem_loc_descriptor): For SUBREG punt if inner
10964 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10965 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10966 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10967 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10968 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10969 instead of Pmode size.
10970 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10971 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10972 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10973 (concat_loc_descriptor, concatn_loc_descriptor,
10974 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10975 (add_location_or_const_value_attribute): Likewise. For single
10976 location loc_lists attempt to use add_const_value_attribute
10977 for constant decls. Add DW_AT_const_value even if
10978 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10980 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10981 (control_flow_insn_p): Likewise.
10982 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10983 (separate_decls_in_region_debug_bind): New.
10984 (separate_decls_in_region): Process debug bind stmts afterwards.
10985 * recog.c (verify_changes): Handle debug insns.
10986 (extract_insn): Likewise.
10987 (peephole2_optimize): Skip debug insns.
10988 * dse.c (scan_insn): Skip debug insns.
10989 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10991 (setup_id_for_insn): Handle debug insns.
10992 (maybe_tidy_empty_bb): Adjust whitespace.
10993 (tidy_control_flow): Skip debug insns.
10994 (sel_remove_insn): Adjust for debug insns.
10995 (sel_estimate_number_of_insns): Skip debug insns.
10996 (create_insn_rtx_from_pattern): Handle debug insns.
10997 (create_copy_of_insn_rtx): Likewise.
10998 * sel-sched-.h (sel_bb_end): Declare.
10999 (sel_bb_empty_or_nop_p): New.
11000 (get_all_loop_exits): Use it.
11001 (_eligible_successor_edge_p): Likewise.
11002 (return_nop_to_pool): Adjust.
11003 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
11004 * ira-lives.c (process_bb_node_lives): Skip debug insns.
11005 * gimple-pretty-print.c (dump_gimple_debug): New.
11006 (dump_gimple_stmt): Use it.
11007 (dump_bb_header): Skip gimple debug stmts.
11008 * regmove.c (optimize_reg_copy_1): Discount debug insns.
11009 (fixup_match_2): Likewise.
11010 (regmove_backward_pass): Likewise. Simplify combined
11011 replacement. Handle debug insns.
11012 * function.c (instantiate_virtual_regs): Handle debug insns.
11013 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
11014 * print-rtl.h: Include cselib.h.
11015 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
11016 * df.h (df_inns_rescan_debug_internal): Declare.
11017 * gcse.c (alloc_hash_table): Estimate n_insns.
11018 (cprop_insn): Don't regard debug insns as changes.
11019 (bypass_conditional_jumps): Skip debug insns.
11020 (one_pre_gcse_pass): Adjust.
11021 (one_code_hoisting_pass): Likewise.
11022 (compute_ld_motion_mems): Skip debug insns.
11023 (one_cprop_pass): Adjust.
11024 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11025 (if_convertible_stmt_p): Handle debug stmts.
11026 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11027 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11028 * ira-build.c (create_bb_allocnos): Skip debug insns.
11029 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11030 (has_single_use): Likewise.
11031 (single_imm_use): Likewise.
11032 (num_imm_uses): Likewise.
11033 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11034 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11035 (create_outofssa_var_map): Likewise.
11036 * lower-subreg.c (adjust_decomposed_uses): New.
11037 (resolve_debug): New.
11038 (decompose_multiword_subregs): Use it.
11039 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
11040 * emit-rtl.c: Include params.h.
11041 (cur_debug_insn_uid): Define.
11042 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11043 (copy_rtx_if_shared_1): Handle debug insns.
11044 (reset_used_flags): Likewise.
11045 (set_used_flags): LIkewise.
11046 (get_max_insn_count): New.
11047 (next_nondebug_insn): New.
11048 (prev_nondebug_insn): New.
11049 (make_debug_insn_raw): New.
11050 (emit_insn_before_noloc): Handle debug insns.
11051 (emit_jump_insn_before_noloc): Likewise.
11052 (emit_call_insn_before_noloc): Likewise.
11053 (emit_debug_insn_before_noloc): New.
11054 (emit_insn_after_noloc): Handle debug insns.
11055 (emit_jump_insn_after_noloc): Likewise.
11056 (emit_call_insn_after_noloc): Likewise.
11057 (emit_debug_insn_after_noloc): Likewise.
11058 (emit_insn_after): Take loc from earlier non-debug insn.
11059 (emit_jump_insn_after): Likewise.
11060 (emit_call_insn_after): Likewise.
11061 (emit_debug_insn_after_setloc): New.
11062 (emit_debug_insn_after): New.
11063 (emit_insn_before): Take loc from later non-debug insn.
11064 (emit_jump_insn_before): Likewise.
11065 (emit_call_insn_before): Likewise.
11066 (emit_debug_insn_before_setloc): New.
11067 (emit_debug_insn_before): New.
11068 (emit_insn): Handle debug insns.
11069 (emit_debug_insn): New.
11070 (emit_jump_insn): Handle debug insns.
11071 (emit_call_insn): Likewise.
11073 (init_emit): Take min-nondebug-insn-uid into account.
11074 Initialize cur_debug_insn_uid.
11075 (emit_copy_of_insn_after): Handle debug insns.
11076 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11077 location of single rhs in place.
11078 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11079 (floor_sdiv_adjust): New.
11080 (cell_sdiv_adjust): New.
11081 (cell_udiv_adjust): New.
11082 (round_sdiv_adjust): New.
11083 (round_udiv_adjust): New.
11084 (wrap_constant): Moved from cselib.
11085 (unwrap_constant): New.
11086 (expand_debug_expr): New.
11087 (expand_debug_locations): New.
11088 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
11090 (gimple_expand_cfg): Expand debug locations.
11091 * cselib.c: Include tree-pass.h.
11092 (struct expand_value_data): New.
11093 (cselib_record_sets_hook): New.
11094 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11095 (cselib_clear_table): Move, and implemnet in terms of...
11096 (cselib_reset_table_with_next_value): ... this.
11097 (cselib_get_next_unknown_value): New.
11098 (discard_useless_locs): Don't discard preserved values.
11099 (cselib_preserve_value): New.
11100 (cselib_preserved_value_p): New.
11101 (cselib_preserve_definitely): New.
11102 (cselib_clear_preserve): New.
11103 (cselib_preserve_only_values): New.
11104 (new_cselib_val): Take rtx argument. Dump it in details.
11105 (cselib_lookup_mem): Adjust.
11106 (expand_loc): Take regs_active in struct. Adjust. Silence
11107 dumps unless details are requested.
11108 (cselib_expand_value_rtx_cb): New.
11109 (cselib_expand_value_rtx): Rename and reimplment in terms of...
11110 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
11111 without details. Copy more subregs. Try to resolve values
11112 using a callback. Wrap constants.
11113 (cselib_subst_to_values): Adjust.
11114 (cselib_log_lookup): New.
11115 (cselib_lookup): Call it.
11116 (cselib_invalidate_regno): Don't count preserved values as useless.
11117 (cselib_invalidate_mem): Likewise.
11118 (cselib_record_set): Likewise.
11119 (struct set): Renamed to cselib_set, moved to cselib.h.
11120 (cselib_record_sets): Adjust. Call hook.
11121 (cselib_process_insn): Reset table when it would be cleared.
11122 (dump_cselib_val): New.
11123 (dump_cselib_table): New.
11124 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11125 (remove_forwarder_block): Support moving debug stmts.
11126 * cselib.h (cselib_record_sets_hook): Declare.
11127 (cselib_expand_callback): New type.
11128 (cselib_expand_value_rtx_cb): Declare.
11129 (cselib_reset_table_with_next_value): Declare.
11130 (cselib_get_next_unknown_value): Declare.
11131 (cselib_preserve_value): Declare.
11132 (cselib_preserved_value_p): Declare.
11133 (cselib_preserve_only_values): Declare.
11134 (dump_cselib_table): Declare.
11135 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11136 (try_crossjump_to_edge): Likewise.
11137 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11138 dominated blocks when debug stmts are present.
11139 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
11140 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11141 (set_var_live_on_entry): Likewise.
11142 * loop-invariant.c (find_invariants_bb): Skip debug insns.
11143 * cfglayout.c (curr_location, last_location): Make static.
11144 (set_curr_insn_source_location): Don't avoid bouncing.
11145 (get_curr_insn_source_location): New.
11146 (get_curr_insn_block): New.
11147 (duplicate_insn_chain): Handle debug insns.
11148 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11150 * common.opt (fcompare-debug): Move to sort order.
11151 (fdump-unnumbered-links): Likewise.
11152 (fvar-tracking-assignments): New.
11153 (fvar-tracking-assignments-toggle): New.
11154 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11155 because of debug stmts.
11156 (mark_stmt_if_obviously_necessary): Mark debug stmts.
11157 (eliminate_unnecessary_stmts): Walk dominated blocks before
11159 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11160 * ira.c (memref_used_between_p): Skip debug insns.
11161 (update_equiv_regs): Likewise.
11162 * sched-deps.c (sd_lists_size): Accept empty list.
11163 (sd_init_insn): Mark debug insns.
11164 (sd_finish_insn): Unmark them.
11165 (sd_add_dep): Reject non-debug deps on debug insns.
11166 (fixup_sched_groups): Give debug insns group treatment.
11168 (sched_analyze_reg): Don't mark debug insns for sched before call.
11169 (sched_analyze_2): Handle debug insns.
11170 (sched_analyze_insn): Compute next non-debug insn. Handle debug
11172 (deps_analyze_insn): Handle debug insns.
11173 (deps_start_bb): Skip debug insns.
11174 (init_deps): Initialize last_debug_insn.
11175 * tree-ssa.c (target_for_debug_bind): New.
11176 (find_released_ssa_name): New.
11177 (propagate_var_def_into_debug_stmts): New.
11178 (propagate_defs_into_debug_stmts): New.
11179 (verify_ssa): Skip debug bind stmts without values.
11180 (warn_uninialized_vars): Skip debug stmts.
11181 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11182 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
11183 (rtx_equal_p): Likewise.
11184 * ira-costs.c (scan_one_insn): Skip debug insns.
11185 (process_bb_node_for_hard_reg_moves): Likewise.
11186 * rtl.h (DEBUG_INSN_P): New.
11187 (NONDEBUG_INSN_P): New.
11188 (MAY_HAVE_DEBUG_INSNS): New.
11189 (INSN_P): Accept debug insns.
11190 (RTX_FRAME_RELATED_P): Likewise.
11191 (INSN_DELETED_P): Likewise
11192 (PAT_VAR_LOCATION_DECL): New.
11193 (PAT_VAR_LOCATION_LOC): New.
11194 (PAT_VAR_OCATION_STATUS): New.
11195 (NOTE_VAR_LOCATION_DECL): Reimplement.
11196 (NOTE_VAR_LOCATION_LOC): Likewise.
11197 (NOTE_VAR_LOCATION_STATUS): Likewise.
11198 (INSN_VAR_LOCATION): New.
11199 (INSN_VAR_LOCATION_DECL): New.
11200 (INSN_VAR_LOCATION_LOC): New.
11201 (INSN_VAR_LOCATION_STATUS): New.
11202 (gen_rtx_UNKNOWN_VAR_LOC): New.
11203 (VAR_LOC_UNKNOWN_P): New.
11204 (NOTE_DURING_CALL_P): New.
11205 (SCHED_GROUP_P): Accept debug insns.
11206 (emit_debug_insn_before): Declare.
11207 (emit_debug_insn_before_noloc): Declare.
11208 (emit_debug_insn_beore_setloc): Declare.
11209 (emit_debug_insn_after): Declare.
11210 (emit_debug_insn_after_noloc): Declare.
11211 (emit_debug_insn_after_setloc): Declare.
11212 (emit_debug_insn): Declare.
11213 (make_debug_insn_raw): Declare.
11214 (prev_nondebug_insn): Declare.
11215 (next_nondebug_insn): Declare.
11216 (delegitimize_mem_from_attrs): Declare.
11217 (get_max_insn_count): Declare.
11218 (wrap_constant): Declare.
11219 (unwrap_constant): Declare.
11220 (get_curr_insn_source_location): Declare.
11221 (get_curr_insn_block): Declare.
11222 * tree-inline.c (insert_debug_decl_map): New.
11223 (processing_debug_stmt): New.
11224 (remap_decl): Don't create new mappings in debug stmts.
11225 (remap_gimple_op_r): Don't add references in debug stmts.
11226 (copy_tree_body_r): Likewise.
11227 (remap_gimple_stmt): Handle debug bind stmts.
11228 (copy_bb): Skip debug stmts.
11229 (copy_edges_for_bb): Likewise.
11230 (copy_debug_stmt): New.
11231 (copy_debug_stmts): New.
11232 (copy_body): Copy debug stmts at the end.
11233 (insert_init_debug_bind): New.
11234 (insert_init_stmt): Take id. Skip and emit debug stmts.
11235 (setup_one_parameter): Remap variable earlier, register debug mapping.
11236 (estimate_num_insns): Skip debug stmts.
11237 (expand_call_inline): Preserve debug_map.
11238 (optimize_inline_calls): Check for no debug_stmts left-overs.
11239 (unsave_expr_now): Preserve debug_map.
11240 (copy_gimple_seq_and_replace_locals): Likewise.
11241 (tree_function_versioning): Check for no debug_stmts left-overs.
11242 Init and destroy debug_map as needed. Split edges unconditionally.
11243 (build_duplicate_type): Init and destroy debug_map as needed.
11244 * tree-inline.h: Include gimple.h instead of pointer-set.h.
11245 (struct copy_body_data): Add debug_stmts and debug_map.
11246 * sched-int.h (struct ready_list): Add n_debug.
11247 (struct deps): Add last_debug_insn.
11248 (DEBUG_INSN_SCHED_P): New.
11249 (BOUNDARY_DEBUG_INSN_P): New.
11250 (SCHEDULE_DEBUG_INSN_P): New.
11251 (sd_iterator_cond): Accept empty list.
11252 * combine.c (create_log_links): Skip debug insns.
11253 (combine_instructions): Likewise.
11254 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
11255 return value is always unshared.
11256 (struct rtx_subst_pair): New.
11257 (auto_adjust_pair): New.
11258 (propagate_for_debug_subst): New.
11259 (propagate_for_debug): New.
11260 (try_combine): Skip debug insns. Propagate removed defs into
11262 (next_nonnote_nondebug_insn): New.
11263 (distribute_notes): Use it. Skip debug insns.
11264 (distribute_links): Skip debug insns.
11265 * tree-outof-ssa.c (set_location_for_edge): Likewise.
11266 * resource.c (mark_target_live_regs): Likewise.
11267 * var-tracking.c: Include cselib.h and target.h.
11268 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11270 (micro_operation_type_name): New.
11271 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11272 (struct micro_operation_def): Update comments.
11273 (decl_or_value): New type. Use instead of decls.
11274 (struct emit_note_data_def): Add vars.
11275 (struct attrs_def): Use decl_or_value.
11276 (struct variable_tracking_info_def): Add permp, flooded.
11277 (struct location_chain_def): Update comment.
11278 (struct variable_part_def): Use decl_or_value.
11279 (struct variable_def): Make var_part a variable length array.
11280 (valvar_pool): New.
11281 (scratch_regs): New.
11282 (cselib_hook_called): New.
11283 (dv_is_decl_p): New.
11284 (dv_is_value_p): New.
11286 (dv_as_value): New.
11287 (dv_as_opaque): New.
11288 (dv_onepart_p): New.
11290 (IS_DECL_CODE): New.
11291 (check_value_is_not_decl): New.
11292 (dv_from_decl): New.
11293 (dv_from_value): New.
11294 (dv_htab_hash): New.
11295 (variable_htab_hash): Use it.
11296 (variable_htab_eq): Support values.
11297 (variable_htab_free): Free from the right pool.
11298 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11299 (attrs_list_union): Adjust.
11300 (attrs_list_mpdv_union): New.
11301 (tie_break_pointers): New.
11302 (canon_value_cmp): New.
11303 (unshare_variable): Return possibly-modified slot.
11304 (vars_copy_1): Adjust.
11305 (var_reg_decl_set): Adjust. Split out of...
11306 (var_reg_set): ... this.
11307 (get_init_value): Adjust.
11308 (var_reg_delete_and_set): Adjust.
11309 (var_reg_delete): Adjust.
11310 (var_regno_delete): Adjust.
11311 (var_mem_decl_set): Split out of...
11312 (var_mem_set): ... this.
11313 (var_mem_delete_and_set): Adjust.
11314 (var_mem_delete): Adjust.
11317 (val_resolve): New.
11318 (variable_union): Adjust. Speed up merge of 1-part vars.
11319 (variable_canonicalize): Use unshared slot.
11320 (VALUED_RECURSED_INTO): New.
11321 (find_loc_in_1pdv): New.
11322 (struct dfset_merge): New.
11323 (insert_into_intersection): New.
11324 (intersect_loc_chains): New.
11326 (canonicalize_loc_order_check): New.
11327 (canonicalize_values_mark): New.
11328 (canonicalize_values_star): New.
11329 (variable_merge_over_cur): New.
11330 (variable_merge_over_src): New.
11331 (dataflow_set_merge): New.
11332 (dataflow_set_equiv_regs): New.
11333 (remove_duplicate_values): New.
11334 (struct dfset_post_merge): New.
11335 (variable_post_merge_new_vals): New.
11336 (variable_post_merge_perm_vals): New.
11337 (dataflow_post_merge_adjust): New.
11338 (find_mem_expr_in_1pdv): New.
11339 (dataflow_set_preserve_mem_locs): New.
11340 (dataflow_set_remove_mem_locs): New.
11341 (dataflow_set_clear_at_call): New.
11342 (onepart_variable_different_p): New.
11343 (variable_different_p): Use it.
11344 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11345 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11347 (track_loc_p): Pass it true.
11348 (struct count_use_info): New.
11349 (find_use_val): New.
11350 (replace_expr_with_values): New.
11351 (log_op_type): New.
11352 (use_type): New, partially split out of...
11353 (count_uses): ... this. Count new micro-ops.
11354 (count_uses_1): Adjust.
11355 (count_stores): Adjust.
11356 (count_with_sets): New.
11357 (VAL_NEEDS_RESOLUTION): New.
11358 (VAL_HOLDS_TRACK_EXPR): New.
11359 (VAL_EXPR_IS_COPIED): New.
11360 (VAL_EXPR_IS_CLOBBERED): New.
11361 (add_uses): Adjust. Generate new micro-ops.
11362 (add_uses_1): Adjust.
11363 (add_stores): Generate new micro-ops.
11364 (add_with_sets): New.
11365 (find_src_status): Adjust.
11366 (find_src_set_src): Adjust.
11367 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11368 Handle new micro-ops. Canonicalize value equivalances.
11369 (vt_find_locations): Compute total size of hash tables for
11370 dumping. Perform merge for var-tracking-assignments. Don't
11371 disregard single-block loops.
11372 (dump_attrs_list): Handle decl_or_value.
11373 (dump_variable): Take variable. Deal with decl_or_value.
11374 (dump_variable_slot): New.
11375 (dump_vars): Use it.
11376 (dump_dataflow_sets): Adjust.
11377 (set_slot_part): New, extended to support one-part variables
11378 after splitting out of...
11379 (set_variable_part): ... this.
11380 (clobber_slot_part): New, split out of...
11381 (clobber_variable_part): ... this.
11382 (delete_slot_part): New, split out of...
11383 (delete_variable_part): .... this.
11384 (check_wrap_constant): New.
11385 (vt_expand_loc_callback): New.
11386 (vt_expand_loc): New.
11387 (emit_note_insn_var_location): Adjust. Handle values. Handle
11388 EMIT_NOTE_AFTER_CALL_INSN.
11389 (emit_notes_for_differences_1): Adjust. Handle values.
11390 (emit_notes_for_differences_2): Likewise.
11391 (emit_notes_for_differences): Adjust.
11392 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11393 Adjust. Handle new micro-ops.
11394 (vt_add_function_parameters): Adjust. Create and bind values.
11395 (vt_initialize): Adjust. Initialize scratch_regs and
11396 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11397 operations. Move some code to count_with_sets and add_with_sets.
11398 (delete_debug_insns): New.
11399 (vt_debug_insns_local): New.
11400 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11402 (var_tracking_main): If var-tracking-assignments is enabled
11403 but var-tracking isn't, delete debug insns and leave. Likewise
11404 if we exceed limits or fail the stack adjustments tests, and
11405 after all var-tracking processing.
11406 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11407 (dataflow_set): Add traversed_vars.
11408 (value_chain, const_value_chain): New typedefs.
11409 (value_chain_pool, value_chains): New variables.
11410 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11411 add_value_chains, add_cselib_value_chains, remove_value_chain,
11412 remove_value_chains, remove_cselib_value_chains): New functions.
11413 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11414 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11416 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11417 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11418 (dst_can_be_shared): New variable.
11419 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11420 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11421 different from set->vars, look up slot again instead of using the
11423 (dataflow_set_init): Initialize traversed_vars.
11424 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11425 lookup if set->vars is shared. Don't keep slot cleared before
11426 calling unshare_variable. Unshare set->vars if needed. Adjust
11427 unshare_variable callers. Clear dst_can_be_shared if needed.
11428 Even ->refcount == 1 vars must be unshared if set->vars is shared
11429 and var needs to be modified.
11430 (dataflow_set_union): Set traversed_vars during canonicalization.
11431 (VALUE_CHANGED, DECL_CHANGED): Define.
11432 (set_dv_changed, dv_changed_p): New static inlines.
11433 (track_expr_p): Clear DECL_CHANGED.
11434 (dump_dataflow_sets): Set it.
11435 (variable_was_changed): Call set_dv_changed.
11436 (emit_note_insn_var_location): Likewise.
11437 (changed_variables_stack): New variable.
11438 (check_changed_vars_1, check_changed_vars_2): New functions.
11439 (emit_notes_for_changes): Do nothing if changed_variables is
11440 empty. Traverse changed_variables with check_changed_vars_1,
11441 call check_changed_vars_2 on each changed_variables_stack entry.
11442 (emit_notes_in_bb): Add SET argument. Just clear it at the
11443 beginning, use it instead of local &set, don't destroy it at the end.
11444 (vt_emit_notes): Call dataflow_set_clear early on all
11445 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11446 computed set, dataflow_set_clear also VTI(bb)->in when we are
11447 done with the basic block. Initialize changed_variables_stack,
11448 free it afterwards. If ENABLE_CHECKING verify that after noting
11449 differences to an empty set value_chains hash table is empty.
11450 (vt_initialize): Initialize value_chains and value_chain_pool.
11451 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11452 (variable_tracking_main): Call dump_dataflow_sets before calling
11453 vt_emit_notes, not after it.
11454 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11455 (propagate_var_def_into_debug_stmts): Declare.
11456 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11457 (df_set_note): Reject debug insns.
11458 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11459 add notes to debug insns.
11460 (df_note_bb_compute): Adjust. Likewise.
11461 (df_simulate_uses): Skip debug insns.
11462 (df_simulate_initialize_backwards): Likewise.
11463 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11464 (subst_stack_regs_pat): Reject debug insns.
11465 (convert_regs_1): Handle debug insns.
11466 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11467 (print-rtl.o): Depend on cselib.h.
11468 (cselib.o): Depend on TREE_PASS_H.
11469 (var-tracking.o): Depend on cselib.h and TARGET_H.
11470 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11471 (init_ready_list): Skip boundary debug insns.
11472 (add_branch_dependences): Skip debug insns.
11473 (free_block_dependencies): Check for blocks with only debug insns.
11474 (compute_priorities): Likewise.
11475 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11476 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11478 (gimple_build_debug_bind_stat): New.
11479 (empty_body_p): Skip debug stmts.
11480 (gimple_has_side_effects): Likewise.
11481 (gimple_rhs_has_side_effects): Likewise.
11482 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11483 (gimple_build_debug_bind_stat): Declare.
11484 (gimple_build_debug_bind): Define.
11485 (is_gimple_debug): New.
11486 (gimple_debug_bind_p): New.
11487 (gimple_debug_bind_get_var): New.
11488 (gimple_debug_bind_get_value): New.
11489 (gimple_debug_bind_get_value_ptr): New.
11490 (gimple_debug_bind_set_var): New.
11491 (gimple_debug_bind_set_value): New.
11492 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11493 (gimple_debug_bind_reset_value): New.
11494 (gimple_debug_bind_has_value_p): New.
11495 (gsi_next_nondebug): New.
11496 (gsi_prev_nondebug): New.
11497 (gsi_start_nondebug_bb): New.
11498 (gsi_last_nondebug_bb): New.
11499 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11500 (print_insn): Handle DEBUG_INSN.
11501 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11502 of first insn prevail.
11503 (first_stmt): Skip debug stmts.
11504 (first_non_label_stmt): Likewise.
11505 (last_stmt): Likewise.
11506 (has_zero_uses_1): New.
11507 (single_imm_use_1): New.
11508 (verify_gimple_debug): New.
11509 (verify_types_in_gimple_stmt): Handle debug stmts.
11510 (verify_stmt): Likewise.
11511 (debug_loop_num): Skip debug stmts.
11512 (remove_edge_and_dominated_blocks): Remove dominators last.
11513 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11514 (linearize_expr): Likewise.
11515 * config/i386/i386.c (ix86_delegitimize_address): Call
11516 default implementation.
11517 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11518 (group_barrier_needed): Skip debug insns.
11519 (emit_insn_group_barriers): Likewise.
11520 (emit_all_insn_group_barriers): Likewise.
11521 (ia64_variable_issue): Handle debug insns.
11522 (ia64_dfa_new_cycle): Likewise.
11523 (final_emit_insn_group_barriers): Skip debug insns.
11524 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11525 def cfa without frame.
11526 (process_set): Likewise.
11527 (process_for_unwind_directive): Pass frame on.
11528 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11529 (rs6000_delegitimize_address): New.
11530 (rs6000_debug_adjust_cost): Handle debug insns.
11531 (is_microcoded_insn): Likewise.
11532 (is_cracked_insn): Likewise.
11533 (is_nonpipeline_insn): Likewise.
11534 (insn_must_be_first_in_group): Likewise.
11535 (insn_must_be_last_in_group): Likewise.
11536 (force_new_group): Likewise.
11537 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11538 contains only debug insns.
11539 (rtl_merge_blocks): Skip debug insns.
11540 (purge_dead_edges): Likewise.
11541 (rtl_block_ends_with_call_p): Skip debug insns.
11542 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11543 (mark_reg_dependencies): Skip debug insns.
11544 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11545 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11546 * tree-ssa-threadedge.c
11547 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11548 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11549 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11550 (copyprop_hardreg_forward_1): Handle debug insns.
11551 * reload1.c (reload): Skip debug insns. Replace unassigned
11552 pseudos in debug insns with their equivalences.
11553 (eliminate_regs_in_insn): Skip debug insns.
11554 (emit_input_reload_insns): Skip debug insns at first, adjust
11556 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11557 (get_indirect_ref_operands): Pass opf_no_vops on.
11558 (get_expr_operands): Likewise. Skip debug stmts.
11559 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11561 2009-09-01 Richard Henderson <rth@redhat.com>
11563 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11564 stmt_ends_pp_p statements at least once.
11565 * tree-vrp.c (vrp_initialize): Likewise.
11566 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11568 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11571 Fix AIX bootstrap after PR debug/30161
11572 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11573 that is a GNU extension.
11574 (tmpl_value_parm_die_table): Move the definition of this global
11575 outside #ifdef DWARF2_DEBUGGING_INFO region.
11577 2009-09-01 Richard Guenther <rguenther@suse.de>
11579 * tree.c (tree_expr_size): New function.
11580 * tree.h (tree_expr_size): Declare.
11581 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11582 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11583 * langhooks.c (lhd_expr_size): Remove.
11584 * langhooks.h (struct lang_hooks): Remove expr_size.
11585 * explow.c (expr_size): Use tree_expr_size.
11586 (int_expr_size): Likewise.
11587 * langhooks-def.h (lhd_expr_size): Remove.
11588 (LANG_HOOKS_EXPR_SIZE): Likewise.
11589 (LANG_HOOKS_INITIALIZER): Adjust.
11591 2009-09-01 Richard Guenther <rguenther@suse.de>
11593 * tree-flow.h (mark_addressable): Move declaration ...
11594 * tree.h (mark_addressable): ... here.
11595 * stmt.c (expand_asm_operands): Use mark_addressable, not
11596 lang_hooks.mark_addressable.
11597 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11598 LANG_HOOKS_MARK_ADDRESSABLE.
11599 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11600 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11602 2009-08-31 Chris Demetriou <cgd@google.com>
11604 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11605 vectorize if not TARGET_SSE2.
11607 2009-08-31 DJ Delorie <dj@redhat.com>
11609 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11610 registers if no coprocessor is enabled.
11612 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11615 * cgraph.h (cgraph_get_node): Declare ...
11616 * cgraph.c (cgraph_get_node): ... new function.
11617 * dwarf2out.c (gen_generic_params_dies,
11618 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11619 make_ith_pack_parameter_name,
11620 append_entry_to_tmpl_value_parm_die_table,
11621 gen_remaining_tmpl_value_param_die_attribute): New functions.
11622 (gen_subprogram_die): Generate debug info for template parameters
11623 if debug info level is higher than DINFO_LEVEL_TERSE.
11624 Use tree_add_const_value_attribute_for_decl instead of
11625 tree_add_const_value_attribute.
11626 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11627 instead of tree_add_const_value_attribute.
11628 (gen_struct_or_union_type_die): Generate debug
11629 info for template parameters if debug info level is higher than
11631 (tree_add_const_value_attribute): Handle integral and pointer
11632 constants. Update comment.
11633 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11634 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11635 (reference_to_unused): Fix thinko. Remove redundant predicates from
11637 (tree_add_const_value_attribute): Make this work for constant
11639 tree_add_const_value_attribute_for_decl is to be used for variable
11641 (add_location_or_const_value_attribute): Use
11642 tree_add_const_value_attribute_for_decl now.
11643 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11644 DW_TAG_template_value_param DIEs after function DIEs have been
11646 * langhooks.h (lang_hooks_for_types): Add
11647 get_argument_pack_elems.
11648 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11649 (lang_hooks): Added get_innermost_generic_parms,
11650 get_innermost_generic_args.
11651 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11652 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11653 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11654 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11656 2009-08-31 DJ Delorie <dj@redhat.com>
11658 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11659 it once we start generating the prologue or epilogue.
11660 (mep_call_saves_register): If the frame is locked, re-use
11662 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11663 (mep_expand_prologue): Call it.
11664 (mep_expand_epilogue): Likewise.
11665 (mep_start_function): Use the same logic as mep_expand_prologue.
11666 (mep_pass_by_reference): Make logic more readable.
11667 (mep_return_in_memory): Zero-sized objects are passed in memory.
11668 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11670 2009-08-31 Richard Guenther <rguenther@suse.de>
11672 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11673 to query if the memory regions for memmove overlap.
11674 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11675 asserts on pointers, instead deal with odd trees.
11676 (ptr_derefs_may_alias_p): Likewise.
11677 (refs_may_alias_p_1): Constructor bases also never alias.
11679 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11681 * doc/install.texi (Final install): Adjust reference on where to
11682 order printed manuals.
11684 2009-08-30 Olivier Hainque <hainque@adacore.com>
11686 * dwarf2out.c (switch_to_frame_table_section): Move
11687 definition prior to first use.
11689 2009-08-30 Richard Guenther <rguenther@suse.de>
11691 PR tree-optimization/41186
11692 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11693 (ao_ref_init_from_ptr_and_size): New function.
11694 (ref_maybe_used_by_call_p_1): Be more precise tracking
11695 used ranges for builtin functions.
11696 (ref_maybe_used_by_call_p): Adjust.
11697 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11698 ranges for builtin functions.
11699 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11701 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11704 * fwprop.c (get_reg_use_in): Delete.
11705 (free_load_extend): New function.
11706 (forward_propagate_subreg): Use it.
11708 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11710 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11712 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11715 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11718 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11720 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11721 fini or fini_array section.
11723 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11725 * graphite-dependences.c (graphite_legal_transform_bb): Call
11726 pbb_remove_duplicate_pdrs.
11727 * graphite-poly.c (can_collapse_pdr): Removed.
11728 (pdr_find_duplicate): Removed.
11729 (can_collapse_pdrs): New.
11730 (pbb_remove_duplicate_pdrs): New.
11731 (new_poly_dr): Do not look for duplicates.
11732 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11733 (PBB_PDR_DUPLICATES_REMOVED): New.
11734 (pbb_remove_duplicate_pdrs): Declared.
11736 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11738 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11739 the strides by multiplying by PDR_NB_REFS.
11740 * graphite-poly.c (can_collapse_pdr): New.
11741 (pdr_find_duplicate): New.
11742 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11743 Initialize PDR_NB_REFS.
11744 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11745 (PDR_NB_REFS): New.
11746 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11748 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11750 PR middle-end/40965
11751 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11754 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11756 * graphite-dependences.c (pddr_original_scattering): Return NULL
11757 for read-read dependence relations.
11758 * graphite-poly.h (enum poly_dr_type): Fix comment.
11760 (pdr_write_p): New.
11761 (pdr_may_write_p): New.
11763 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11765 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11766 (struct poly_dr): Same.
11767 (new_poly_dr): Same.
11768 * graphite-poly.c (new_poly_dr): Same.
11769 * graphite-dependences.c (dot_deps): Disable call to system.
11771 2009-08-28 Cary Coutant <ccoutant@google.com>
11774 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11775 struct/union/enum types local to a function.
11777 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11778 Sebastian Pop <sebastian.pop@amd.com>
11780 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11781 pbb_strip_mine_time_depth. Changed the implementation so that
11782 transformation is expressed as a transformation on
11783 time (scatttering) dimensions. Also, ensures that the 2d+1
11784 scheduling format is preserved.
11785 (pbb_strip_mine_profitable_p): Profitability is based on the
11786 iteration number of a given time (scattering) dimension,
11787 and not on a original loop depth dimension.
11788 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11789 (pbb_do_strip_mine): Call psct_dynamic_dim.
11790 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11791 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11792 (pbb_nb_dynamic_scattering_transform): New.
11793 (psct_dynamic_dim): New.
11795 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11797 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11798 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11799 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11800 * graphite-interchange.c (build_linearized_memory_access): Same.
11801 (memory_stride_in_loop): Same.
11803 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11805 * graphite-dependences.c (pddr_original_scattering): New.
11806 (graphite_legal_transform_dr): Call pddr_original_scattering.
11809 * graphite-dependences.h (dot_deps): Declared.
11810 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11811 (print_pdr): Print PDR_ID.
11812 * graphite-poly.h (struct poly_dr): Add field id.
11815 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11817 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11819 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11820 not delete the original dependence relation.
11822 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11824 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11825 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11826 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11827 (free_poly_ddr): New.
11828 (pddr_is_empty): New.
11829 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11830 (dependence_polyhedron): Same. Remove useless gcc_assert.
11832 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11833 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11834 * graphite-dependences.h (enum poly_dependence_kind): New.
11835 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11836 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11837 (PDRP_SINK): Renamed PDDR_SINK.
11838 (PDRP_DDP): Renamed PDDR_DDP.
11840 (free_poly_ddr): Declared.
11841 * graphite-poly.c (new_scop): Use the new hash function names.
11842 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11843 into original_pddrs.
11844 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11846 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11848 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11849 bounds with LT_EXPR to make niter analysis more precise on code
11850 generated by Graphite.
11852 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11854 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11855 (graphite_legal_transform_bb): Same.
11856 (poly_drs_may_alias_p): Same.
11858 2009-08-28 Richard Guenther <rguenther@suse.de>
11860 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11862 2009-08-28 Jan Beulich <jbeulich@novell.com>
11864 * config/i386/netware.c: Include langhooks.h.
11865 (i386_nlm_encode_section_info): Simplify.
11866 (netware_override_options): Delete.
11867 * config/i386/netware.h (netware_override_options): Delete
11869 (OVERRIDE_OPTIONS): Delete definition.
11870 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11871 (ASM_COMMENT_START): Define.
11872 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11874 2009-08-28 Jan Beulich <jbeulich@novell.com>
11876 * configure.ac: For in-tree ld, do a plain version check to
11877 determine whether comdat groups are supported.
11878 * configure: Regenerate.
11880 2009-08-28 Olivier Hainque <hainque@adacore.com>
11882 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11883 always defined. Reflect definition or absence of such for
11884 COLLECT_EXPORT_LIST. Readability helper.
11885 (scanfilter): New enum, to help control what symbols
11886 are to be considered or ignored by scan_prog_file.
11887 (enum pass): Rename as "scanpass", moved together with scanfilter
11888 prior to scan_prog_file's prototype.
11889 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11890 Group prototype with the scanpass/scanfilter definitions, factorize
11891 head comments for the several implementations at the prototype.
11892 (main): Reorganize the first pass link control to let AIX
11893 drag only the needed frame tables in executables. Prevent
11894 frame tables collection during the scan aimed at static ctors.
11895 Pre-link and scan for frame tables later to compensate.
11896 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11897 A C statement to issue assembly directives that create a reference
11898 to the given DWARF table identifier label from the current function
11900 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11901 to differentiate first time section entry. Only emit a .data
11902 tables start identifier label the first time around.
11903 (switch_to_frame_table_section): New function. Helper for
11904 output_call_frame_info to switch possibly BACK into the eh_frame
11905 or the debug_frame section depending on FOR_EH.
11906 (output_call_frame_info): Use helper to first enter the proper
11908 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11909 emit a link to the frame table start label from each function
11911 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11912 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11913 * config/rs6000/rs6000-protos.h: Declare it.
11914 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11916 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11918 * config/sh/sh.c (split_branches): Check the result of
11921 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11923 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11924 using -pthread -fopenmp
11926 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11928 * doc/service.texi (service directory): Update URL.
11930 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11932 PR rtl-optimization/40861
11933 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11934 extract word from a multi-word subreg for negative byte positions.
11936 2009-08-27 Tristan Gingold <gingold@adacore.com>
11937 Douglas B Rupp <rupp@gnat.com>
11939 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11940 (SECTION_VMS_OVERLAY): Define.
11941 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11943 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11945 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11946 common_object declarations.
11947 (ia64_section_type_flags): Set section flag for common_object.
11948 * config/ia64/ia64-protos.h
11949 (ia64_vms_output_aligned_decl_common): Declare.
11950 (ia64_vms_elf_asm_named_section): Declare.
11952 2009-08-27 Michael Matz <matz@suse.de>
11954 * expr.c (expand_expr_real_2): New function taking exploded
11955 unary or binary expression, split out from ...
11956 (expand_expr_real_1): ... here. Move over all unary/binary
11957 switch parts to above function, in particular these codes:
11958 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11959 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11960 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11961 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11962 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11963 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11964 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11965 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11966 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11967 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11968 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11969 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11970 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11971 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11972 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11973 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11974 VEC_PACK_FIX_TRUNC_EXPR.
11975 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11978 2009-08-27 Richard Guenther <rguenther@suse.de>
11980 * gengtype.c (main): Handle uint64_t.
11981 * ipa-utils.c (get_base_var): Indent properly.
11982 * tree-ssa-live.c (debug_scope_block): New function.
11983 * tree-flow.h (debug_scope_block): Declare.
11984 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11985 * basic-block.h (enum profile_status): Rename to
11986 enum profile_status_d.
11987 (x_profile_status): Adjust type.
11989 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11992 * dwarf2out.c (get_context_die): Declare this static function.
11993 (gen_type_die_with_usage): Make sure a DIE is a generated for
11994 the context of a typedef.
11996 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11998 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
12001 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
12003 * config/mips/mips-protos.h (mips_output_sync): Declare.
12004 (mips_sync_loop_insns): Likewise.
12005 (mips_output_sync_loop): Replace first two parameters with an rtx.
12006 * config/mips/mips.c (mips_multi_member): New structure.
12007 (mips_multi_members): New variable.
12008 (mips_multi_start): New function.
12009 (mips_multi_add): Likewise.
12010 (mips_multi_add_insn): Likewise.
12011 (mips_multi_add_label): Likewise.
12012 (mips_multi_last_index): Likewise.
12013 (mips_multi_copy_insn): Likewise.
12014 (mips_multi_set_operand): Likewise.
12015 (mips_multi_write): Likewise.
12016 (mips_print_operand_punctuation): Remove '%|' and '%-'.
12017 (mips_init_print_operand_punct): Update accordingly.
12018 (mips_start_ll_sc_sync_block): New function.
12019 (mips_end_ll_sc_sync_block): Likewise.
12020 (mips_output_sync): Likewise.
12021 (mips_sync_insn1_template): Likewise.
12022 (mips_sync_insn2_template): Likewise.
12023 (mips_get_sync_operand): Likewise.
12024 (mips_process_sync_loop): Likewise.
12025 (mips_output_sync_loop): Use mips_process_sync_loop.
12026 (mips_sync_loop_insns): New function.
12027 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12028 (MIPS_COMPARE_AND_SWAP_12): Likewise.
12029 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12030 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12031 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12032 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12033 (MIPS_SYNC_OLD_OP_12): Likewise.
12034 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12035 (MIPS_SYNC_NEW_OP_12): Likewise.
12036 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12037 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12038 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12039 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12040 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12041 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12042 * config/mips/mips.md (sync_mem): New attribute.
12043 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12044 (sync_exclusive_mask, sync_required_oldval): Likewise.
12045 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12046 (sync_release_barrier): Likewise.
12047 (length): Handle sync loops.
12048 (sync): Use mips_output_sync.
12049 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12050 (sync_compare_and_swap<mode>): Set the new sync_* attributes
12051 and use mips_output_sync_loop.
12052 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12053 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12054 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12055 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12056 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12057 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12058 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12059 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12060 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12062 2009-08-26 Richard Guenther <rguenther@suse.de>
12064 PR middle-end/41163
12065 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12066 the types to not match.
12067 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12069 * tree-ssa.c (useless_type_conversion_p): Conversions to
12070 pointers to unprototyped functions are useless.
12072 2009-08-26 Richard Guenther <rguenther@suse.de>
12074 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
12075 whole-program condition, prepare to be called for non-globals.
12076 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12077 params build a representative with known type and track its fields.
12079 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
12081 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12082 clearing by a taken branch.
12083 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12084 effectively after bbro pass.
12085 (sync_nand<mode>): Ditto.
12086 (sync_old_<fetchop_name><mode>): Ditto.
12087 (sync_old_nand<mode>): Ditto.
12088 (sync_new_<fetchop_name><mode>): Dito.
12089 (sync_new_nand<mode>): Ditto.
12090 (sync_compare_and_swap<mode>_1): Ditto.
12091 (*sync_compare_and_swap<mode>): Ditto.
12092 (sync_lock_test_and_set<mode>_1): Ditto.
12093 ("sync_lock_test_and_set<mode>): Ditto.
12095 2009-08-25 Douglas B Rupp <rupp@gnat.com>
12097 * hwint.h (HOST_LONG_FORMAT): New macro
12098 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12099 Use HOST_PTR_PRINTF.
12100 * system.h (HOST_PTR_PRINTF): Resurrect old macro
12101 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12102 (HOST_PTR_PRINTF): Document.
12104 2009-08-25 Jan Hubicka <jh@suse.cz>
12106 * config/i386/bmmintrin.h: Replace by #error.
12109 Michael Meissner <michael.meissner@amd.com>
12110 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12111 Tony Linthicum <tony.linthicum@amd.com>
12113 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12114 (TARGET_ROUND): New macro for the round/ptest instructions which
12115 are shared between SSE4.1 and SSE5.
12116 (OPTION_MASK_ISA_ROUND): Ditto.
12117 (OPTION_ISA_ROUND): Ditto.
12118 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12119 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12121 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
12122 (-mfused-madd): New switch to give users control over whether the
12123 compiler optimizes to use the multiply/add SSE5 instructions.
12125 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12126 (ix86_handle_option): Turn off 3dnow if -msse5.
12127 (override_options): Add SSE5 support.
12128 (print_operand): %Y prints comparison codes for SSE5 com/pcom
12130 (ix86_expand_sse_movcc): Add SSE5 support.
12131 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
12132 vector type to the next largest size.
12133 (ix86_expand_sse5_pack): New function to use pperm to pack a
12134 vector type to the next smallest size.
12135 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12136 (IX86_BUILTIN_FMADDSD): Ditto.
12137 (IX86_BUILTIN_FMADDPS): Ditto.
12138 (IX86_BUILTIN_FMADDPD): Ditto.
12139 (IX86_BUILTIN_FMSUBSS): Ditto.
12140 (IX86_BUILTIN_FMSUBSD): Ditto.
12141 (IX86_BUILTIN_FMSUBPS): Ditto.
12142 (IX86_BUILTIN_FMSUBPD): Ditto.
12143 (IX86_BUILTIN_FNMADDSS): Ditto.
12144 (IX86_BUILTIN_FNMADDSD): Ditto.
12145 (IX86_BUILTIN_FNMADDPS): Ditto.
12146 (IX86_BUILTIN_FNMADDPD): Ditto.
12147 (IX86_BUILTIN_FNMSUBSS): Ditto.
12148 (IX86_BUILTIN_FNMSUBSD): Ditto.
12149 (IX86_BUILTIN_FNMSUBPS): Ditto.
12150 (IX86_BUILTIN_FNMSUBPD): Ditto.
12151 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
12152 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
12153 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
12154 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
12155 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
12156 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
12157 (IX86_BUILTIN_PPERM): Ditto.
12158 (IX86_BUILTIN_PERMPS): Ditto.
12159 (IX86_BUILTIN_PERMPD): Ditto.
12160 (IX86_BUILTIN_PMACSSWW): Ditto.
12161 (IX86_BUILTIN_PMACSWW): Ditto.
12162 (IX86_BUILTIN_PMACSSWD): Ditto.
12163 (IX86_BUILTIN_PMACSWD): Ditto.
12164 (IX86_BUILTIN_PMACSSDD): Ditto.
12165 (IX86_BUILTIN_PMACSDD): Ditto.
12166 (IX86_BUILTIN_PMACSSDQL): Ditto.
12167 (IX86_BUILTIN_PMACSSDQH): Ditto.
12168 (IX86_BUILTIN_PMACSDQL): Ditto.
12169 (IX86_BUILTIN_PMACSDQH): Ditto.
12170 (IX86_BUILTIN_PMADCSSWD): Ditto.
12171 (IX86_BUILTIN_PMADCSWD): Ditto.
12172 (IX86_BUILTIN_PHADDBW): Ditto.
12173 (IX86_BUILTIN_PHADDBD): Ditto.
12174 (IX86_BUILTIN_PHADDBQ): Ditto.
12175 (IX86_BUILTIN_PHADDWD): Ditto.
12176 (IX86_BUILTIN_PHADDWQ): Ditto.
12177 (IX86_BUILTIN_PHADDDQ): Ditto.
12178 (IX86_BUILTIN_PHADDUBW): Ditto.
12179 (IX86_BUILTIN_PHADDUBD): Ditto.
12180 (IX86_BUILTIN_PHADDUBQ): Ditto.
12181 (IX86_BUILTIN_PHADDUWD): Ditto.
12182 (IX86_BUILTIN_PHADDUWQ): Ditto.
12183 (IX86_BUILTIN_PHADDUDQ): Ditto.
12184 (IX86_BUILTIN_PHSUBBW): Ditto.
12185 (IX86_BUILTIN_PHSUBWD): Ditto.
12186 (IX86_BUILTIN_PHSUBDQ): Ditto.
12187 (IX86_BUILTIN_PROTB): Ditto.
12188 (IX86_BUILTIN_PROTW): Ditto.
12189 (IX86_BUILTIN_PROTD): Ditto.
12190 (IX86_BUILTIN_PROTQ): Ditto.
12191 (IX86_BUILTIN_PROTB_IMM): Ditto.
12192 (IX86_BUILTIN_PROTW_IMM): Ditto.
12193 (IX86_BUILTIN_PROTD_IMM): Ditto.
12194 (IX86_BUILTIN_PROTQ_IMM): Ditto.
12195 (IX86_BUILTIN_PSHLB): Ditto.
12196 (IX86_BUILTIN_PSHLW): Ditto.
12197 (IX86_BUILTIN_PSHLD): Ditto.
12198 (IX86_BUILTIN_PSHLQ): Ditto.
12199 (IX86_BUILTIN_PSHAB): Ditto.
12200 (IX86_BUILTIN_PSHAW): Ditto.
12201 (IX86_BUILTIN_PSHAD): Ditto.
12202 (IX86_BUILTIN_PSHAQ): Ditto.
12203 (IX86_BUILTIN_FRCZSS): Ditto.
12204 (IX86_BUILTIN_FRCZSD): Ditto.
12205 (IX86_BUILTIN_FRCZPS): Ditto.
12206 (IX86_BUILTIN_FRCZPD): Ditto.
12207 (IX86_BUILTIN_CVTPH2PS): Ditto.
12208 (IX86_BUILTIN_CVTPS2PH): Ditto.
12209 (IX86_BUILTIN_COMEQSS): Ditto.
12210 (IX86_BUILTIN_COMNESS): Ditto.
12211 (IX86_BUILTIN_COMLTSS): Ditto.
12212 (IX86_BUILTIN_COMLESS): Ditto.
12213 (IX86_BUILTIN_COMGTSS): Ditto.
12214 (IX86_BUILTIN_COMGESS): Ditto.
12215 (IX86_BUILTIN_COMUEQSS): Ditto.
12216 (IX86_BUILTIN_COMUNESS): Ditto.
12217 (IX86_BUILTIN_COMULTSS): Ditto.
12218 (IX86_BUILTIN_COMULESS): Ditto.
12219 (IX86_BUILTIN_COMUGTSS): Ditto.
12220 (IX86_BUILTIN_COMUGESS): Ditto.
12221 (IX86_BUILTIN_COMORDSS): Ditto.
12222 (IX86_BUILTIN_COMUNORDSS): Ditto.
12223 (IX86_BUILTIN_COMFALSESS): Ditto.
12224 (IX86_BUILTIN_COMTRUESS): Ditto.
12225 (IX86_BUILTIN_COMEQSD): Ditto.
12226 (IX86_BUILTIN_COMNESD): Ditto.
12227 (IX86_BUILTIN_COMLTSD): Ditto.
12228 (IX86_BUILTIN_COMLESD): Ditto.
12229 (IX86_BUILTIN_COMGTSD): Ditto.
12230 (IX86_BUILTIN_COMGESD): Ditto.
12231 (IX86_BUILTIN_COMUEQSD): Ditto.
12232 (IX86_BUILTIN_COMUNESD): Ditto.
12233 (IX86_BUILTIN_COMULTSD): Ditto.
12234 (IX86_BUILTIN_COMULESD): Ditto.
12235 (IX86_BUILTIN_COMUGTSD): Ditto.
12236 (IX86_BUILTIN_COMUGESD): Ditto.
12237 (IX86_BUILTIN_COMORDSD): Ditto.
12238 (IX86_BUILTIN_COMUNORDSD): Ditto.
12239 (IX86_BUILTIN_COMFALSESD): Ditto.
12240 (IX86_BUILTIN_COMTRUESD): Ditto.
12241 (IX86_BUILTIN_COMEQPS): Ditto.
12242 (IX86_BUILTIN_COMNEPS): Ditto.
12243 (IX86_BUILTIN_COMLTPS): Ditto.
12244 (IX86_BUILTIN_COMLEPS): Ditto.
12245 (IX86_BUILTIN_COMGTPS): Ditto.
12246 (IX86_BUILTIN_COMGEPS): Ditto.
12247 (IX86_BUILTIN_COMUEQPS): Ditto.
12248 (IX86_BUILTIN_COMUNEPS): Ditto.
12249 (IX86_BUILTIN_COMULTPS): Ditto.
12250 (IX86_BUILTIN_COMULEPS): Ditto.
12251 (IX86_BUILTIN_COMUGTPS): Ditto.
12252 (IX86_BUILTIN_COMUGEPS): Ditto.
12253 (IX86_BUILTIN_COMORDPS): Ditto.
12254 (IX86_BUILTIN_COMUNORDPS): Ditto.
12255 (IX86_BUILTIN_COMFALSEPS): Ditto.
12256 (IX86_BUILTIN_COMTRUEPS): Ditto.
12257 (IX86_BUILTIN_COMEQPD): Ditto.
12258 (IX86_BUILTIN_COMNEPD): Ditto.
12259 (IX86_BUILTIN_COMLTPD): Ditto.
12260 (IX86_BUILTIN_COMLEPD): Ditto.
12261 (IX86_BUILTIN_COMGTPD): Ditto.
12262 (IX86_BUILTIN_COMGEPD): Ditto.
12263 (IX86_BUILTIN_COMUEQPD): Ditto.
12264 (IX86_BUILTIN_COMUNEPD): Ditto.
12265 (IX86_BUILTIN_COMULTPD): Ditto.
12266 (IX86_BUILTIN_COMULEPD): Ditto.
12267 (IX86_BUILTIN_COMUGTPD): Ditto.
12268 (IX86_BUILTIN_COMUGEPD): Ditto.
12269 (IX86_BUILTIN_COMORDPD): Ditto.
12270 (IX86_BUILTIN_COMUNORDPD): Ditto.
12271 (IX86_BUILTIN_COMFALSEPD): Ditto.
12272 (IX86_BUILTIN_COMTRUEPD): Ditto.
12273 (IX86_BUILTIN_PCOMEQUB): Ditto.
12274 (IX86_BUILTIN_PCOMNEUB): Ditto.
12275 (IX86_BUILTIN_PCOMLTUB): Ditto.
12276 (IX86_BUILTIN_PCOMLEUB): Ditto.
12277 (IX86_BUILTIN_PCOMGTUB): Ditto.
12278 (IX86_BUILTIN_PCOMGEUB): Ditto.
12279 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
12280 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
12281 (IX86_BUILTIN_PCOMEQUW): Ditto.
12282 (IX86_BUILTIN_PCOMNEUW): Ditto.
12283 (IX86_BUILTIN_PCOMLTUW): Ditto.
12284 (IX86_BUILTIN_PCOMLEUW): Ditto.
12285 (IX86_BUILTIN_PCOMGTUW): Ditto.
12286 (IX86_BUILTIN_PCOMGEUW): Ditto.
12287 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12288 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12289 (IX86_BUILTIN_PCOMEQUD): Ditto.
12290 (IX86_BUILTIN_PCOMNEUD): Ditto.
12291 (IX86_BUILTIN_PCOMLTUD): Ditto.
12292 (IX86_BUILTIN_PCOMLEUD): Ditto.
12293 (IX86_BUILTIN_PCOMGTUD): Ditto.
12294 (IX86_BUILTIN_PCOMGEUD): Ditto.
12295 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12296 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12297 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12298 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12299 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12300 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12301 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12302 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12303 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12304 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12305 (IX86_BUILTIN_PCOMEQB): Ditto.
12306 (IX86_BUILTIN_PCOMNEB): Ditto.
12307 (IX86_BUILTIN_PCOMLTB): Ditto.
12308 (IX86_BUILTIN_PCOMLEB): Ditto.
12309 (IX86_BUILTIN_PCOMGTB): Ditto.
12310 (IX86_BUILTIN_PCOMGEB): Ditto.
12311 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12312 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12313 (IX86_BUILTIN_PCOMEQW): Ditto.
12314 (IX86_BUILTIN_PCOMNEW): Ditto.
12315 (IX86_BUILTIN_PCOMLTW): Ditto.
12316 (IX86_BUILTIN_PCOMLEW): Ditto.
12317 (IX86_BUILTIN_PCOMGTW): Ditto.
12318 (IX86_BUILTIN_PCOMGEW): Ditto.
12319 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12320 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12321 (IX86_BUILTIN_PCOMEQD): Ditto.
12322 (IX86_BUILTIN_PCOMNED): Ditto.
12323 (IX86_BUILTIN_PCOMLTD): Ditto.
12324 (IX86_BUILTIN_PCOMLED): Ditto.
12325 (IX86_BUILTIN_PCOMGTD): Ditto.
12326 (IX86_BUILTIN_PCOMGED): Ditto.
12327 (IX86_BUILTIN_PCOMFALSED): Ditto.
12328 (IX86_BUILTIN_PCOMTRUED): Ditto.
12329 (IX86_BUILTIN_PCOMEQQ): Ditto.
12330 (IX86_BUILTIN_PCOMNEQ): Ditto.
12331 (IX86_BUILTIN_PCOMLTQ): Ditto.
12332 (IX86_BUILTIN_PCOMLEQ): Ditto.
12333 (IX86_BUILTIN_PCOMGTQ): Ditto.
12334 (IX86_BUILTIN_PCOMGEQ): Ditto.
12335 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12336 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12337 (enum multi_arg_type): New enum for describing the various SSE5
12338 intrinsic argument types.
12339 (bdesc_multi_arg): New table for SSE5 intrinsics.
12340 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12341 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12343 (ix86_expand_builtin): Add SSE5 intrinsic support.
12344 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12345 operand instructions.
12346 (ix86_expand_sse5_multiple_memory): New function to split the
12347 second memory reference from SSE5 instructions.
12348 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12349 (ix86_return_pops_args): Use stdarg_p to determine if the function
12350 has variable arguments.
12351 (ix86_setup_incoming_varargs): Ditto.
12352 (x86_this_parameter): Ditto.
12354 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12356 (ix86_expand_sse5_pack): Ditto.
12357 (ix86_sse5_valid_op_p): Ditto.
12358 (ix86_expand_sse5_multiple_memory): Ditto.
12360 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12361 constant for SSE5 support.
12362 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12363 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12364 (UNSPEC_SSE5_PERMUTE): Ditto.
12365 (UNSPEC_SSE5_ASHIFT): Ditto.
12366 (UNSPEC_SSE5_LSHIFT): Ditto.
12367 (UNSPEC_FRCZ): Ditto.
12368 (UNSPEC_CVTPH2PS): Ditto.
12369 (UNSPEC_CVTPS2PH): Ditto.
12370 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12371 (PCOM_TRUE): Ditto.
12372 (COM_FALSE_S): Ditto.
12373 (COM_FALSE_P): Ditto.
12374 (COM_TRUE_S): Ditto.
12375 (COM_TRUE_P): Ditto.
12376 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12377 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12379 (memory attribute): Ditto.
12380 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12381 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12382 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12383 (floor<mode>2): Ditto.
12384 (ceil<mode>2): Ditto.
12385 (btrunc<mode>2): Ditto.
12386 (nearbyintdf2): Ditto.
12387 (nearbyintsf2): Ditto.
12388 (sse_setccsf): Disable if SSE5.
12389 (sse_setccdf): Ditto.
12390 (sse5_setcc<mode>): New support for SSE5 conditional move.
12391 (sse5_pcmov_<mode>): Ditto.
12393 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12394 (SSEMODEF4): Ditto.
12395 (SSEMODEF2P): Ditto.
12396 (ssemodesuffixf4): New mode attribute for SSE5.
12397 (ssemodesuffixf2s): Ditto.
12398 (ssemodesuffixf2c): Ditto.
12399 (sserotatemax): Ditto.
12400 (ssescalarmode): Ditto.
12401 (sse_maskcmpv4sf3): Disable if SSE5.
12402 (sse_maskcmpv2df3): Ditto.
12403 (sse_vmmaskcmpv4sf3): Ditto.
12404 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12405 (sse5_vmfmadd<mode>4): Ditto.
12406 (sse5_fmsub<mode>4): Ditto.
12407 (sse5_vmfmsub<mode>4): Ditto.
12408 (sse5_fnmadd<mode>4): Ditto.
12409 (sse5_vmfnmadd<mode>4): Ditto.
12410 (sse5_fnmsub<mode>4): Ditto.
12411 (sse5_vmfnmsub<mode>4): Ditto.
12412 (sse5i_fmadd<mode>4): Ditto.
12413 (sse5i_fmsub<mode>4): Ditto.
12414 (sse5i_fnmadd<mode>4): Ditto.
12415 (sse5i_fnmsub<mode>4): Ditto.
12416 (sse5i_vmfmadd<mode>4): Ditto.
12417 (sse5i_vmfmsub<mode>4): Ditto.
12418 (sse5i_vmfnmadd<mode>4): Ditto.
12419 (sse5i_vmfnmsub<mode>4): Ditto.
12420 (mulv16qi3): Add SSE5 support.
12422 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12423 (sse2_mulv4si3): Disable if SSE5.
12424 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12425 (sse4_1_roundps): Ditto.
12426 (sse4_1_roundsd): Ditto.
12427 (sse4_1_roundss): Ditto.
12428 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12430 (sse_maskcmpsf3): Ditto.
12431 (sse_vmmaskcmpv4sf3): Ditto.
12432 (sse2_maskcmpv2df3): Ditto.
12433 (sse2_maskcmpdf3): Ditto.
12434 (sse2_vmmaskcmpv2df3): Ditto.
12435 (sse2_eq<mode>3): Ditto.
12436 (sse2_gt<mode>3): Ditto.
12437 (sse5_pcmov_<mode>): Add SSE5 support.
12438 (vec_unpacku_hi_v16qi): Ditto.
12439 (vec_unpacks_hi_v16qi): Ditto.
12440 (vec_unpacku_lo_v16qi): Ditto.
12441 (vec_unpacks_lo_v16qi): Ditto.
12442 (vec_unpacku_hi_v8hi): Ditto.
12443 (vec_unpacks_hi_v8hi): Ditto.
12444 (vec_unpacku_lo_v8hi): Ditto.
12445 (vec_unpacks_lo_v8hi): Ditto.
12446 (vec_unpacku_hi_v4si): Ditto.
12447 (vec_unpacks_hi_v4si): Ditto.
12448 (vec_unpacku_lo_v4si): Ditto.
12449 (vec_unpacks_lo_v4si): Ditto.
12450 (sse5_pmacsww): New SSE5 intrinsic insn.
12451 (sse5_pmacssww): Ditto.
12452 (sse5_pmacsdd): Ditto.
12453 (sse5_pmacssdd): Ditto.
12454 (sse5_pmacssdql): Ditto.
12455 (sse5_pmacssdqh): Ditto.
12456 (sse5_pmacsdqh): Ditto.
12457 (sse5_pmacsswd): Ditto.
12458 (sse5_pmacswd): Ditto.
12459 (sse5_pmadcsswd): Ditto.
12460 (sse5_pmadcswd): Ditto.
12461 (sse5_pcmov_<move>): Conditional move support on SSE5.
12462 (sse5_phaddbw): New SSE5 intrinsic insn.
12463 (sse5_phaddbd): Ditto.
12464 (sse5_phaddbq): Ditto.
12465 (sse5_phaddwd): Ditto.
12466 (sse5_phaddwq): Ditto.
12467 (sse5_phadddq): Ditto.
12468 (sse5_phaddubw): Ditto.
12469 (sse5_phaddubd): Ditto.
12470 (sse5_phaddubq): Ditto.
12471 (sse5_phadduwd): Ditto.
12472 (sse5_phadduwq): Ditto.
12473 (sse5_phaddudq): Ditto.
12474 (sse5_phsubbw): Ditto.
12475 (sse5_phsubwd): Ditto.
12476 (sse5_phsubdq): Ditto.
12477 (sse5_pperm): Ditto.
12478 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12479 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12480 (sse5_pperm_sign_v8hi_v4si): Ditto.
12481 (sse5_pperm_zero_v8hi_v4si): Ditto.
12482 (sse5_pperm_sign_v4si_v2di): Ditto.
12483 (sse5_pperm_sign_v4si_v2di): Ditto.
12484 (sse5_pperm_pack_v2di_v4si): Ditto.
12485 (sse5_pperm_pack_v4si_v8hi): Ditto.
12486 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12487 (sse5_perm<mode>): New SSE5 intrinsic insn.
12488 (rotl<mode>3): Ditto.
12489 (sse5_rotl<mode>3): Ditto.
12490 (sse5_ashl<mode>3): Ditto.
12491 (sse5_lshl<mode>3): Ditto.
12492 (sse5_frcz<mode>2): Ditto.
12493 (sse5s_frcz<mode>2): Ditto.
12494 (sse5_cvtph2ps): Ditto.
12495 (sse5_cvtps2ph): Ditto.
12496 (sse5_vmmaskcmp<mode>3): Ditto.
12497 (sse5_com_tf<mode>3): Ditto.
12498 (sse5_maskcmp<mode>3): Ditto.
12499 (sse5_maskcmp_uns<mode>3): Ditto.
12500 (sse5_maskcmp_uns2<mode>3): Ditto.
12501 (sse5_pcom_tf<mode>3): Ditto.
12503 * config/i386/predicates.md (sse5_comparison_float_operator):
12504 New predicate to match the comparison operators supported by
12505 the SSE5 com instruction.
12506 (ix86_comparison_int_operator): New predicate to match just the
12507 signed int comparisons.
12508 (ix86_comparison_uns_operator): New predicate to match just the
12509 unsigned int comparisons.
12511 * doc/invoke.texi (-msse5): Add documentation.
12512 (-mfused-madd): Ditto.
12514 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12516 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12518 (x86_64-*-*): Ditto.
12520 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12522 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12523 intrinisics for SSE5.
12525 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12528 * config/i386/mmintrin-common.h: New file, to contain common
12529 instructions between SSE4.1 and SSE5.
12531 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12532 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12533 (gen_regparm_prefix): Ditto.
12535 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12536 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12537 prototype_p to determine if a function is prototyped.
12539 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12541 * c-common.c (c_common_reswords) add the alignof keyword,
12542 with same RID as __alignof and __alignof__
12544 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12546 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12547 * hooks.c (hook_bool_const_int_const_int_true): New function.
12548 * target.h (struct gcc_target): Add can_eliminate field.
12549 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12550 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12551 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12552 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12553 (elim_table): Revise comment.
12554 * system.h (CAN_ELIMINATE): Poison.
12555 * defaults.h (CAN_ELIMINATE): Remove.
12556 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12558 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12559 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12561 (alpha_vms_can_eliminate): Declare as static, change return type to
12563 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12565 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12566 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12567 (arm_can_eliminate): New function.
12569 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12570 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12571 (avr_can_eliminate): Declare as static.
12572 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12574 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12575 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12576 (bfin_can_eliminate): New function.
12578 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12579 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12580 (crx_can_eliminate): New function.
12582 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12583 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12584 (fr30_can_eliminate): New function.
12586 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12587 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12588 (frv_can_eliminate): New function.
12590 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12591 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12592 (h8300_can_eliminate): New function.
12594 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12595 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12596 (i386_can_eliminate): Declare as static, change return type to bool.
12597 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12599 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12600 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12601 (ia64_can_eliminate): New function.
12603 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12604 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12605 (iq2000_can_eliminate): New function.
12607 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12608 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12609 (m32r_can_eliminate): New function.
12611 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12612 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12613 (m68hc11_can_eliminate): New function.
12615 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12616 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12617 (m68k_can_eliminate): New function.
12619 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12620 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12621 (mep_can_eliminate): New function.
12623 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12624 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12625 (mips_can_eliminate): New function.
12627 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12628 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12629 (rs6000_can_eliminate): New function.
12631 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12632 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12633 (s390_can_eliminate): Declare as static.
12634 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12636 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12637 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12638 (score_can_eliminate): New function.
12640 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12641 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12642 (sparc_can_eliminate): Declare as static.
12643 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12645 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12646 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12647 (xstormy16_can_eliminate): New function.
12649 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12650 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12651 (v850_can_eliminate): New function.
12653 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12655 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12656 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12657 (*movdfcc_ext[1234]): Disable for IEEE mode.
12659 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12661 * gimplify.c (prepare_gimple_addressable): New static function.
12662 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12664 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12665 manually fiddling with it.
12667 2009-08-25 Michael Matz <matz@suse.de>
12669 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12670 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12672 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12673 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12674 (do_jump): Split out code for simple binary comparisons into ...
12675 (do_jump_1): ... this, taking the individual operands and code.
12676 Change callers to helper function above accordingly.
12677 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12680 2009-08-25 Michael Matz <matz@suse.de>
12682 * expr.h (struct separate_ops, sepops): New type for passing
12683 around an exploded simple expression.
12684 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12685 Use this structure instead of expression tree.
12686 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12687 expression, only its type.
12688 (expand_vec_cond_expr): Take type and individual operands instead
12689 of full expression.
12690 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12691 expand_vec_shift_expr): Change prototype accordingly.
12692 * tree-vect-stmts.c (vectorizable_condition): Change call of
12693 expand_vec_cond_expr_p to pass only type.
12694 * expr.c (do_store_flags): Change prototype and implementation
12695 to take an exploded expression.
12696 (expand_expr_real_1): New local ops initialized with details
12697 of the full expression. Use it instead of full
12698 expression in calls to do_store_flags, expand_vec_cond_expr,
12699 expand_widen_pattern_expr and expand_vec_shift_expr.
12701 2009-08-25 Michael Matz <matz@suse.de>
12703 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12704 treeop2 initialized with first three operands of the full expression.
12705 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12707 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12709 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12710 (__gthread_objc_condition_allocate): Mark arguments as unused.
12711 (__gthread_objc_condition_deallocate): Likewise.
12712 (__gthread_objc_condition_wait): Likewise.
12713 (__gthread_objc_condition_broadcast): Likewise.
12714 (__gthread_objc_condition_signal): Likewise.
12715 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12716 (__gthread_objc_thread_id): Likewise.
12718 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12720 PR middle-end/41149
12721 * tree-pretty-print.c (print_call_name): Print the correct call name
12722 for procedure pointer components.
12724 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12726 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12727 default_promote_function_mode when not VMS.
12729 2009-08-24 Olivier Hainque <hainque@adacore.com>
12731 * convert.c (convert_to_integer): Don't assume an input pointer is
12732 POINTER_SIZE wide. Fetch from the type instead.
12734 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12736 * configure.ac (AC_PREREQ): Bump to 2.64.
12738 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12740 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12741 (process_command): Don't search standard_exec_prefix_1 and
12742 standard_exec_prefix_2.
12744 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12746 * config/arm/arm.c (output_return_instruction): Handle for
12749 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12751 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12753 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12755 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12756 (*arm_movdf_vfp): Likewise.
12758 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12760 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12761 (vashr<mode>3): Rename from ashr<mode>3.
12762 (vlshr<mode>3): Rename from lshr<mode>3.
12764 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12767 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12768 (check_format_info_main): Use scalar_identify_flag.
12769 (check_format_types): Check for scalar size identity if
12770 scalar_identify_flag is set.
12771 (printf_length_specs): Extend by new field.
12772 (asm_fprintf_length_specs): Likewise.
12773 (gcc_diag_length_specs): Likewise.
12774 (scanf_length_specs): Likewise.
12775 (strfmon_length_specs): Likewise.
12776 (gcc_gfc_length_specs): Likewise.
12777 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12778 (ms_printf_flag_specs): Likewise.
12779 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12781 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12784 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12785 (*call_value_pop_1): Ditto.
12786 (*sibcall_pop_1): New insn pattern.
12787 (*sibcall_value_pop_1): Ditto.
12789 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12792 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12795 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12798 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12799 (get_reg_use_in): New function.
12800 (forward_propagate_subreg): Propagate through subreg of zero_extend
12803 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12805 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12806 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12808 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12810 * configure.ac: Remove --with-datarootdir, --with-docdir,
12811 --with-htmldir switches. No need to call AC_SUBST for
12812 datarootdir, docdir, htmldir any more.
12813 * configure: Regenerate.
12814 * doc/install.texi (Configuration): Document --datarootdir,
12815 --docdir, --htmldir, --pdfdir; update documentation for
12816 --infodir, --mandir.
12817 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12820 * aclocal.m4: Regenerate.
12821 * config.in: Regenerate.
12822 * configure: Regenerate.
12824 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12825 Olivier Hainque <hainque@adacore.com>
12827 * config/ia64/ia64.c: Include libfuncs.h.
12828 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12829 (ia64_expand_call): Use reg 25 on VMS.
12830 (ia64_initialize_trampoline): Fix for VMS ABI.
12831 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12832 (ia64_function_arg): Initialize reg 25 on VMS.
12833 Fix OpenVMS ABI issues for varargs.
12834 For OpenVMS, emit the Argument Information register set in the
12835 incoming/sibcall case as well.
12836 (ia64_arg_type): New function.
12837 (ia64_function_arg_advance): Keep track of cum->words.
12838 Fix OpenVMS ABI issues for varargs.
12839 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12840 (ia64_override_options): Set flag_no_common on VMS.
12841 (ia64_init_builtins): Disable FWRITE builtin.
12842 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12843 (ia64_vms_init_libfuncs): Add decc$ routines.
12844 (ia64_vms_valid_pointer_mode): New function.
12845 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12846 (ia64_promote_function_mode): New function
12847 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12848 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12849 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12850 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12851 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12852 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12853 Suppress trailing '#' if VALUE is numeric.
12854 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12855 ia64_promote_function_mode.
12856 (TARGET_VALID_POINTER_MODE): Define.
12858 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12861 * config/rs6000/rs6000.c (rs6000_override_options): Use
12862 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12865 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12866 reporting of vector + decimal/boolean/complex error.
12868 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12870 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12871 __vector double TYPE_DECL.
12873 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12875 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12876 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12877 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12878 to pointer to enum machine_mode. Update all callers as needed.
12880 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12882 * config/alpha/alpha.md (exception_receiver): Emit alternative
12883 GP load sequence if flag_reorder_blocks_and_partition is set.
12884 (*exception_receiver_2): Also enable when
12885 flag_reorder_blocks_and_partition is set.
12887 2009-08-20 Matt Rice <ratmice@gmail.com>
12888 Diego Novillo <dnovillo@google.com>
12890 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12893 2009-08-20 Richard Guenther <rguenther@suse.de>
12895 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12896 * c-tree.h (c_dup_lang_specific_decl): Remove.
12897 (struct lang_decl, struct lang_type): Move definitions ...
12898 * c-lang.h: ... here. New file.
12899 * c-decl.c: Include c-lang.h.
12900 (c_dup_lang_specific_decl): Remove.
12901 * c-typeck.c: Include c-lang.h.
12902 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12903 (c-typeck.o): Likewise.
12904 * c-config-lang.in (gtfiles): Add c-lang.h.
12905 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12908 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12910 * config/alpha/alpha.c (alpha_end_function): Do not clear
12911 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12912 this is now handled in generic code.
12914 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12916 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12917 (s390_z10_fix_long_loop_prediction): New function.
12918 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12919 (s390_reorg): Walk over the INSNs and invoke
12920 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12922 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12924 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12925 "*brx_64bit", "*brx_31bit"): New patterns.
12926 * config/s390/s390.c ('E'): New output modifier.
12928 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12929 Richard Earnshaw <richard.earnshaw@arm.com>
12931 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12932 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12934 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12936 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12938 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12939 for mode mode of operand0 when doing secondary reload for SAR.
12941 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12943 PR middle-end/41123
12944 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12945 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12947 2009-08-19 Jason Merrill <jason@redhat.com>
12949 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12950 supported template depth in C++0x.
12952 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12954 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12955 free_after_compilation.
12956 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12957 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12958 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12959 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12960 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12961 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12962 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12964 2009-08-19 Ian Lance Taylor <iant@google.com>
12966 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12967 of (plus (mult (neg B) C) A).
12969 2009-08-18 Michael Matz <matz@suse.de>
12971 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12972 instead of comparing TYPE_MAIN_VARIANT for equality.
12973 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12974 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12975 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12976 * gimplify.c (goa_lhs_expr_p): Ditto and use
12977 STRIP_USELESS_TYPE_CONVERSION.
12979 2009-08-18 Michael Matz <matz@suse.de>
12981 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12982 first field in a struct.
12983 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12985 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12987 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12988 locators before emit_insn is called. Remove assert that
12990 (alpha_end_function): Clear crtl->emit structure and free insn
12991 locators if cfun->is_thunk is true.
12993 2009-08-18 Jason Merrill <jason@redhat.com>
12995 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12997 * configure.ac: Test for it.
12998 * configure, config.in: Regenerate.
12999 * doc/install.texi: Document --enable-gnu-unique-object.
13001 2009-08-18 Richard Guenther <rguenther@suse.de>
13003 PR middle-end/41094
13004 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
13005 pow(x,y*z) only if x is nonnegative.
13007 2009-08-18 Jakub Jelinek <jakub@redhat.com>
13009 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13013 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
13014 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
13016 2009-08-17 DJ Delorie <dj@redhat.com>
13018 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13019 * config/m32c/prologue.md (epilogue_freit): New.
13021 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
13022 (bank_switch_p): Likewise.
13023 (fast_interrupt_p): Likewise.
13024 (interrupt_p): Likewise.
13025 (m32c_conditional_register_usage): Round memregs size up.
13026 (need_to_save): We only need to save $a0 when we use ENTER.
13027 (interrupt_p): Check for fast_interrupt too.
13028 (bank_switch_p): New.
13029 (fast_interrupt_p): New.
13030 (m32c_attribute_table): Add bank_switch and fast_interrupt.
13031 (m32c_emit_prolog): Support bank switching and fast interrupts.
13032 * doc/extend.texi (Function Attributes): Add bank_switch and
13035 2009-08-17 Douglas B Rupp <rupp@gnat.com>
13037 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13038 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13040 2009-08-16 Douglas B Rupp <rupp@gnat.com>
13042 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13043 (menu): Add IA-64/VMS Options.
13044 (IA-64/VMS Options): Likewise.
13046 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13049 * config/mips/mips.md (*lwxs): Use :P for pointer values.
13051 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13053 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
13054 (mips_pop_asm_switch): Likewise.
13055 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13057 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13058 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13059 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13060 (mips_print_operand_punctuation): Use them. Check mips_noreorder
13061 instead of set_noreorder.
13062 (mips_output_function_prologue): Use the new functions.
13063 (mips_output_function_epilogue): Likewise.
13064 (mips_need_noat_wrapper_p): New function, split out from...
13065 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13066 Use mips_push_asm_switch and mips_pop_asm_switch.
13067 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13068 and mips_pop_asm_switch.
13069 (ASM_OUTPUT_REG_POP): Likewise.
13070 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13071 Use mips_pop_asm_switch.
13072 (mips_asm_switch): New structure.
13073 (set_noreorder, set_nomacro): Replace with...
13074 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13075 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13076 instead of set_nomacro.
13077 (fix_truncsfsi2_macro): Likewise.
13078 (cprestore): Likewise.
13079 (hazard): Use mips_noreorder instead of set_noreorder.
13080 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13082 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
13084 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13085 from prev_active_insn.
13087 2009-08-16 Anatoly Sokolov <aesok@post.ru>
13089 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13090 * config/avr/avr.c (avr_override_options): Initialize
13091 avr_current_arch variable.
13092 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13093 __AVR_HAVE_16BIT_SP__ according to the device type.
13094 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13096 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13097 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13099 2009-08-16 Dodji Seketeli <dodji@redhat.com>
13102 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13103 generating inlined subroutine die only. We shouldn't be
13104 called for anything else.
13105 (gen_block_die): Don't generate inline subroutine debug info for
13108 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13110 * graphite-poly.c (print_pbb): Print PBB index.
13112 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13114 PR middle-end/40981
13115 * graphite-interchange.c (ppl_max_for_le): Moved...
13116 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13117 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
13118 ppl_Pointset_Powerset_C_Polyhedron_maximize.
13119 * graphite-ppl.h (ppl_max_for_le): Declared.
13121 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
13123 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13124 supported on all platforms.
13125 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13126 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13127 * c-pragma.c: Likewise.
13128 * target-def.h (TARGET_INITIALIZER): Remove
13129 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13130 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13132 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13134 * config/ia64/fde-vms.c: New file.
13135 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13136 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13137 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13138 (uw_frame_state_for): Only register a personality routine if it is
13139 known to be compatible with our expectations.
13140 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
13141 Declare unw_table_entry stack variable and
13142 mod all calls to _Unwind_FindTableEntry to add arg.
13143 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13144 (_Unwind_FindTableEntry): Add arg to prototype.
13146 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
13148 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13149 field 'signal_pfs_loc'.
13150 (uw_frame_state_for): Remove duplicate code dealing with leaf
13151 procedures without unwind info.
13152 If in the frame after unwinding through a signal handler, restore
13153 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13154 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13155 'pfs_loc' to the AR.PFS location in the signal context; instead
13156 set 'signal_pfs_loc'.
13157 Manually generate the unwind info for the AR.PFS register.
13158 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13159 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13160 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
13161 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13162 instead set 'signal_pfs_loc'.
13163 Remove code preventing the AR.PFS register from being restored
13164 from the signal context.
13166 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13167 Tristan Gingold <gingold@adacore.com>
13169 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13170 * config/ia64/t-vms: New file.
13171 * config/ia64/vms64.h: New file.
13172 * config/ia64/vms.h: New file.
13173 * config/ia64/vms-crtinit.asm: New file.
13174 * config/ia64/vms_symvec_libgcc_s.opt: New file.
13175 * config/ia64/vms-unwind.h: New file.
13177 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13179 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13182 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13184 PR middle-end/30789
13185 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13186 Move declaration...
13187 * real.h (do_mpc_arg2): ... here.
13188 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13191 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
13193 * final.c (add_debug_prefix_map): Don't use GC memory for
13194 old_prefix and new_prefix.
13196 2009-08-14 Richard Guenther <rguenther@suse.de>
13198 * ipa-prop.c (compute_complex_pass_through): If we cannot
13199 compute a non-varying offset for IPA_JF_ANCESTOR punt.
13201 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13203 * c-lex.c (c_lex_with_flags): Increase size of local variable
13204 to avoid memory clobber.
13206 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
13209 * config/i386/i386.c (ix86_fp_comparison_strategy):
13210 Only enable/disable sahf at function granularity.
13212 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
13214 PR rtl-optimization/41064
13215 * reload1.c (reload_as_needed): Don't call extract_insn
13216 for known invalid replacements after calling
13217 validate_replace_rtx_group and verify_changes.
13219 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13222 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
13223 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13224 ix86_expand_fp_vcond.
13225 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13226 Assert that operation is supported by ix86_expand_int_vcond.
13227 (vcondu<SSEMODE124C8:mode>): Ditto.
13229 2009-08-13 DJ Delorie <dj@redhat.com>
13231 * config/i386/djgpp-stdint.h: New.
13232 * config.gcc (djgpp): Use it.
13234 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
13236 * config/sh/sh.c (sh_override_options): When flag_exceptions or
13237 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13239 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13241 * tree-ssa-loop-prefetch.c
13242 (prune_ref_by_group_reuse): Enhance probabilistic analysis
13243 for long-stride pruning.
13244 (compute_miss_rate): New function to compute the probability
13245 that two memory references access different cache lines.
13247 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
13249 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13251 2009-08-13 Richard Guenther <rguenther@suse.de>
13253 PR middle-end/41047
13254 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13255 use the constant pointer type.
13256 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
13257 of CV qualifiers on the target pointer type.
13258 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13259 conversion check before restrict check.
13261 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13264 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13266 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13268 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13270 2009-08-12 Richard Guenther <rguenther@suse.de>
13272 PR tree-optimization/41011
13273 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13274 and reference constructing.
13276 2009-08-12 Xinliang David Li <davidxl@google.com>
13278 PR tree-optimization/41012
13279 * tree-flow.h : New external interface.
13280 * gimple-low.c (check_call_arg): Change to public function.
13281 Remove argument mismatch check in lowering.
13282 * tree-inline.h (tree_can_inline_p): Interface change.
13283 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13284 into this function.
13285 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13286 Call change to tree_can_inline_p function.
13287 (cgraph_decide_inlining_incrementally): Ditto.
13289 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
13291 PR tree-optimization/41031
13292 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13293 on the partition variable rather than promote_mode on the source
13294 type. Assert that the partition variable's type has the same
13295 mode as the source value's.
13297 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13299 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13300 for for_return == 2.
13301 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13303 * calls.c (expand_call): Fix typo.
13304 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13306 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13308 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13309 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13310 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13311 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13313 2009-08-12 Andrew Haley <aph@redhat.com>
13315 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13317 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13320 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13322 2009-08-12 Richard Guenther <rguenther@suse.de>
13324 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13325 * gimplify.c (gimplify_modify_expr): Do not use
13326 lang_hooks.types_compatible_p.
13327 * tree-ssa.c (useless_type_conversion_p): For aggregates
13328 just return false if the canonical types differ.
13330 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13332 PR middle-end/40980
13333 * sese.c (convert_for_phi_arg): New.
13334 (add_guard_exit_phis): Use convert_for_phi_arg.
13336 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13338 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13339 unknown subscript upper bounds.
13341 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13342 Pranav Garg <pranav.garg2107@gmail.com>
13344 * graphite-interchange.c (gather_access_strides): Removed.
13345 (ppl_max_for_le): New.
13346 (build_linearized_memory_access): New.
13347 (memory_stride_in_loop): New.
13348 (pbb_interchange_profitable_p): Reimplemented.
13349 * graphite-ppl.h (ppl_new_id_map): New.
13350 (ppl_interchange): New.
13352 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13354 * graphite-interchange.c (compute_subscript): Removed.
13355 (compute_array_size_cstr): Removed.
13356 (compute_array_size_poly): Removed.
13357 (compute_array_size): Removed.
13358 (gather_access_strides_poly): Removed.
13359 (gather_access_strides): Empty.
13361 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13363 * graphite-dependences.c (dependence_polyhedron_1): Replace
13364 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13365 (graphite_legal_transform_dr): Same.
13366 (graphite_carried_dependence_level_k): Same.
13367 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13368 Initialize PDR_NB_SUBSCRIPTS.
13369 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13371 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13372 (PDR_NB_SUBSCRIPTS): New.
13373 (pdr_nb_subscripts): Removed.
13374 (pdr_dim): Simplified.
13375 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13376 with PDR_NB_SUBSCRIPTS.
13378 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13380 * graphite-interchange.c (compute_array_size): Remove use of
13381 PDR_DATA_CONTAINER.
13382 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13383 Do not initialize PDR_DATA_CONTAINER.
13384 (print_pdr): Do not print PDR_DATA_CONTAINER.
13385 * graphite-poly.h (struct poly_dr): Remove data_container field.
13386 (PDR_DATA_CONTAINER): Removed.
13387 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13388 PDR_DATA_CONTAINER.
13389 (build_poly_dr): Same.
13391 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13392 Sebastian Pop <sebastian.pop@amd.com>
13394 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13395 copy of the dependence polyhedron. Free the temporary objects.
13396 (graphite_carried_dependence_level_k): Free unused objects before
13399 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13401 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13402 Early return without analyzing the data dependences if no
13403 transform has been done. Call restore_scattering if the transform
13405 (graphite-interchange.c): Same.
13406 * graphite-poly.c (print_scattering_function): Test for
13408 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13409 (apply_poly_transforms): Do not gcc_assert that
13410 the transform is legal.
13411 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13412 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13413 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13414 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13415 * graphite-poly.h (struct poly_scattering): New.
13416 (struct poly_bb): Add original, transformed, and saved fields.
13417 Remove transformed_scattering, original_scattering,
13418 nb_local_variables and nb_scattering_transform fields.
13419 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13420 (poly_scattering_new): New.
13421 (poly_scattering_free): New.
13422 (poly_scattering_copy): New.
13423 (store_scattering_pbb): New.
13424 (store_scattering): New.
13425 (restore_scattering_pbb): New.
13426 (restore_scattering): New.
13427 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13428 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13432 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13433 (print_scop): Same.
13435 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13437 * Makefile.in (graphite.o): Depends on PREDICT_H.
13438 * graphite.c: Include predict.h.
13439 (graphite_finalize): Call tree_estimate_probability.
13440 * predict.c (predict_loops): Do not call scev_initialize and
13442 (tree_estimate_probability_bb): New.
13443 (tree_estimate_probability): Do not initialize loops: move that
13444 code to the driver. Call tree_estimate_probability_bb.
13445 (tree_estimate_probability_driver): New.
13446 (pass_profile): Use tree_estimate_probability_driver.
13447 * predict.h (tree_estimate_probability): Declared.
13449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13451 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13452 * graphite-dependences.c (graphite_legal_transform): Add time to
13453 TV_GRAPHITE_DATA_DEPS.
13454 (dependency_between_pbbs_p): Same.
13455 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13457 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13459 PR rtl-optimization/41033
13460 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13461 aliasing is disabled.
13463 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13465 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13466 si_mask_operand, and_load_operand, low_bitmask_operand,
13467 and_reg_operand, and_operand): New predicates.
13468 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13469 * config/mips/mips.c (and_operands_ok): New function.
13470 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13471 * config/mips/mips.md (move_type): Add ext_ins and logical.
13472 (type): Handle them.
13473 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13474 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13475 shift_shift. Remove commutative constraint modifier.
13476 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13478 (*clear_upper32_dext): Remove define_insn_and_split.
13479 (*clear_upper32): Turn this define_insn_and_split ...
13480 (splitter for ANDing register with 0xffff_ffff): .. into this.
13482 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13484 * combine.c (try_widen_shift_mode): Factor out code to check if an
13485 integer constant is a low-order bitmask from here ...
13486 * rtlanal.c (low_bitmask_len): ... to here.
13487 * rtl.h (low_bitmask_len): Declare.
13489 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13492 * config/alpha/alpha.md (addsi3): Remove expander.
13493 (addsi3): Rename from *addsi3_internal insn pattern.
13494 (subsi3): Remove expander.
13495 (subsi3): Rename from *subsi3_internal insn pattern.
13497 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13499 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13502 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13503 Eric Botcazou <botcazou@adacore.com>
13504 Douglas B Rupp <rupp@gnat.com>
13506 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13507 that records that fit in 64 bits are returned by immediate value,
13508 as required by OpenVMS Calling Standard.
13509 (function_value): Adjust for above modification.
13510 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13511 virtual_incoming_args_rtx as base object, not next_arg.
13512 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13514 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13516 * reload.c (find_reloads_subreg_address): Check the original
13517 req_equiv_mem address to detect the case where an address is
13518 not valid in the outer mode.
13520 2009-08-11 Richard Guenther <rguenther@suse.de>
13523 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13525 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13527 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13528 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13530 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13531 Douglas B Rupp <rupp@gnat.com>
13533 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13534 PT_STACK when frame_pointer_needed on OpenVMS.
13535 (alpha_pv_save_size, alpha_using_fp): Remove.
13536 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13537 with proper processing for PT_NULL.
13538 (alpha_vms_initial_elimination_offset): New function. Support for
13539 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13540 (alpha_sa_size): Force procedure type to PT_STACK when
13541 frame_pointer_needed on OpenVMS.
13542 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13543 (alpha_using_fp): Likewise.
13544 (alpha_vms_can_eliminate): Add prototype.
13545 (alpha_vms_initial_elimination_offset): Likewise.
13546 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13547 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13549 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13550 Douglas B Rupp <rupp@gnat.com>
13552 * config/alpha/alpha.c (common_object_handler): New function.
13553 (vms_attribute_table): Declare a single attribute "common_object".
13554 (vms_output_aligned_decl_common): New global function.
13555 (SECTION_VMS_OVERLAY): Delete.
13556 (SECTION_VMS_GLOBAL): Likewise.
13557 (SECTION_VMS_INITIALIZE): Likewise.
13558 (vms_asm_named_section): Remove support for above flags.
13559 (vms_section_type_flags): Delete.
13560 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13561 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13562 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13563 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13565 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13568 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13569 (sub_ddmmss): Likewise.
13571 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13574 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13577 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13580 * reload1.c (reload_as_needed): Use cancel_changes to completely
13581 undo a failed replacement attempt.
13583 2009-08-10 Richard Guenther <rguenther@suse.de>
13585 PR middle-end/41006
13586 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13587 (useless_type_conversion_p): ... here. Require pointer targets
13590 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13593 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13594 loose the original type of the statement list.
13596 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13598 * config/alpha/alpha.c: Include libfuncs.h
13599 (avms_asm_output_extern): New function.
13600 (alpha_init_libfuncs): Init some decc libfuncs.
13601 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13602 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13603 (DO_CRTL_NAMES): Define.
13604 (LIB_SPEC): Remove.
13605 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13606 (LONG_TYPE_SIZE): Define.
13607 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13608 (SUBTARGET_SWITCHES): Define malloc64 switch.
13609 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13610 (MASK_RETURN_ADDR): Define.
13611 doc/invoke.texi (mmalloc64): Document switch.
13613 2009-08-09 Olivier Hainque <hainque@adacore.com>
13614 Douglas B Rupp <rupp@gnat.com>
13616 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13617 uses_condition_handler.
13618 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13619 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13620 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13621 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13622 (code_for_builtin): New insn codes for the new alpha_builtins.
13623 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13624 (alpha_sa_size): Account for uses_condition_handler.
13625 (alpha_expand_prologue): Likewise.
13626 (alpha_start_function): Likewise.
13627 (alpha_expand_epilogue): Likewise.
13628 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13629 establish/revert expanders.
13630 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13631 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13632 New expander, resorting to the alpha.c associated function.
13633 (builtin_revert_vms_condition_handler): Likewise.
13634 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13635 __gcc_shell_handler, the static VMS condition handler used as
13636 an indirection wrapper to the current dynamically established
13638 * config/alpha/vms-unwind.h: Complete rewrite.
13639 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13640 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13642 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13643 Douglas B Rupp <rupp@gnat.com>
13645 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13646 (alpha_need_linkage): Handle aliases. Return function symbol.
13647 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13648 Use ultimate alias target for the linkage name.
13649 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13650 by alpha_need_linkage for the function symbol.
13651 (setmemdi): Likewise.
13653 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13655 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13656 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13657 (ASM_WEAKEN_LABEL): Define.
13658 (CRT_CALL_STATIC_FUNCTION): Define.
13659 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13660 (ENDFILE_SPEC): Define.
13661 (INIT_SECTION_ASM_OP): Define.
13662 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13663 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13664 crtend.o crtendS.o.
13665 (MULTILIB_OSDIRNAMES): Define.
13666 (shlib_version): Define.
13667 (SHLIB_EXT): Define.
13668 (SHLIB_OBJS): Define.
13669 (SHLIB_NAME): Define.
13670 (SHLIB_MULTILIB): Define.
13671 (SHLIB_INSTALL): Define.
13672 (SHLIB_SYMVEC): Define.
13673 (SHLIB_SYMVECX2): Define.
13674 (SHLIB_LINK): Define.
13676 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13678 * config/alpha/alpha.c (alpha_initialize_trampoline):
13679 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13680 (alpha_start_function): Emit transfer address on nested functions
13681 for VMS trampoline call.
13682 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13683 since no longer used.
13684 * config/alpha/vms-tramp.asm: Remove.
13685 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13686 since now only data initialized at runtime.
13688 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13690 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13691 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13692 (MD_EXEC_PREFIX): Remove, no longer used.
13693 (MD_STARTFILE_PREFIX): Likewise.
13694 (INCLUDE_DEFAULTS): Likewise.
13695 * config/alpha/t-vms:
13696 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13698 2009-08-09 Richard Guenther <rguenther@suse.de>
13700 PR tree-optimization/41016
13701 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13702 (operand_precision): Remove.
13703 (integral_operand_p): Likewise.
13704 (recognize_single_bit_test): Adjust.
13706 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13708 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13709 operation overflows. Likewise non-cast unary arithmetic.
13710 If one arm of a conditional expression is always taken,
13711 inhibit evaluation warnings for the other arm. Likewise inhibit
13712 evaluation warnings for the second && or || operand if the first
13713 operand is enough to determine the result.
13714 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13716 (build_binary_op): Prevent duplicate evaluation warnings.
13718 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13720 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13721 and destination have different modes, Use promote_mode to
13722 determine the signedness of the conversion. Assert that the
13723 promoted source mode matches the destination mode. Don't pass
13724 the destination and destination mode to expand_expr if the source
13725 mode is different. Simplify conversion logic.
13727 2009-08-09 Ira Rosen <irar@il.ibm.com>
13729 PR tree-optimization/41008
13730 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13731 from condition only in case it's a comparison. Adjust checks.
13733 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13735 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13736 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13737 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13738 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13739 (dump_cand): Handle them.
13740 (struct iv_cand): New members COST_STEP and AINC_USE.
13741 (stmt_after_increment): Likewise.
13742 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13743 callers changed. Use gimple_uid comparison instead of scanning.
13744 (add_candidate_1): When looking for identical candidates, take
13745 AINC_USE into account. Set it for new candidates.
13746 (force_expr_to_var_cost): Cast target_spill_cost to int.
13747 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13748 All callers changed. Check for availability of autoinc addressing
13749 modes, both in general for a given mode, and in the specific use case.
13750 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13752 (get_computation_cost): Likewise.
13753 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13754 add_autoinc_candidates): New static functions.
13755 (add_candidate): Call add_autoinc_candidates for candidates based on
13757 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13758 (determine_use_iv_cost_address): If we have an autoinc candidate at
13759 the matching use, verify autoinc is possible and subtract the cost
13760 of the candidate's step from the cost.
13761 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13762 member of the candidate.
13763 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13764 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13766 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13768 * config.build (ia64-hp-*vms*): New target.
13769 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13770 with ia64-hp-*vms*.
13771 * config.gcc (ia64-hp-*vms*): New target.
13772 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13773 with ia64-hp-*vms*.
13774 * config.host (ia64-hp-*vms*): New target.
13775 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13776 with ia64-hp-*vms*.
13778 2009-08-08 Richard Guenther <rguenther@suse.de>
13780 PR tree-optimization/40991
13781 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13783 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13785 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13786 mode check. Do truncations in an integer mode.
13787 (force_to_mode): Handle subregs for all mode types. Only do
13788 arithmetic simplifications on integer modes.
13790 2009-08-07 Richard Guenther <rguenther@suse.de>
13792 PR tree-optimization/40999
13793 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13794 (maybe_fold_reference): Lookup constant initializers.
13795 (fold_gimple_assign): Likewise.
13797 2009-08-07 Richard Guenther <rguenther@suse.de>
13799 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13800 that require structural equality defer to the langhook.
13802 2009-08-07 Martin Jambor <mjambor@suse.cz>
13804 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13806 (struct ipa_pass_through_data): New type.
13807 (struct ipa_ancestor_jf_data): New type.
13808 (union jump_func_value): Removed field formal_id, added fields
13809 pass_through and ancestor.
13810 (struct ipa_param_call_note): Changed type of formal_id to int from
13812 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13813 operations jump functions and ancestor jump functions.
13814 (compute_complex_pass_through): New function.
13815 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13816 reflect changes in the jump function strucutre.
13817 (update_jump_functions_after_inlining): Ignore complex pass-through
13818 and ancestor jump functions.
13819 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13820 polynomial pass-through with operation jump functions.
13822 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13824 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13825 fde->dw_fde_begin as begin label instead of hot/cold label.
13826 Use LLSDAC label instead of LLSDA for second section lsda.
13827 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13828 label instead of LLSDA if it is true.
13829 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13831 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13832 SECTION argument. Use it as index into crtl->eh.call_site_record
13834 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13835 use it to determine how to print table entries instead of using
13836 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13837 label instead of normal begin label as base.
13838 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13839 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13840 ensure no EH range spans between sections and that landing pads
13841 are always in the corresponding section.
13842 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13843 for crtl->eh.call_site_record being an array rather than scalar.
13844 (output_one_function_exception_table): New function, copied
13845 from output_function_exception_table. Adjust
13846 dw2_size_of_call_site_table, dw2_output_call_site_table
13847 callers. For SECOND section use *C suffixed labels.
13848 (output_function_exception_table): Call
13849 output_one_function_exception_table and, when doing hot/cold
13850 partitioning, also another time for the second section.
13851 * opts.c: Include except.h.
13852 (decode_options): Allow -freorder-blocks-and-partition with
13853 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13854 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13855 * function.h (struct rtl_eh): Change call_site_record from
13856 scalar into array of 2 elements.
13858 2009-08-07 Martin Jambor <mjambor@suse.cz>
13860 * ipa-prop.c (count_formal_params_1): New function.
13861 (ipa_get_vector_of_formal_parms): New function.
13862 (get_vector_of_formal_parm_types): New function.
13863 (ipa_modify_formal_parameters): New function.
13864 (ipa_modify_call_arguments): New function.
13865 (index_in_adjustments_multiple_times_p): New function.
13866 (ipa_combine_adjustments): New function.
13867 (ipa_dump_param_adjustments): New function.
13868 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13869 (ipa_get_vector_of_formal_parms): Declare.
13870 (ipa_modify_formal_parameters): Declare.
13871 (ipa_modify_call_arguments): Declare.
13872 (ipa_combine_adjustments): Declare.
13873 (ipa_dump_param_adjustments): Declare.
13874 (build_ref_for_offset): Declare.
13875 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13876 * tree-sra.c: Include ipa-prop.c.
13877 (build_ref_for_offset): Make public.
13879 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13881 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13883 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13885 * gcc/doc/extend.texi (__builtin_extract_return_address)
13886 (__builtin_frob_return_address): Document.
13888 2009-08-06 Paul Brook <paul@codesourcery.com>
13890 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13891 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13892 implementation on ARMv6-M.
13894 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13896 * doc/extend.texi (pcs): Document new attribute for ARM.
13898 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13900 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13903 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13905 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13908 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13910 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13912 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13914 Merge ARM/hard_vfp_branch to trunk.
13916 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13918 * arm.c (libcall_eq): New function.
13919 (libcall_hash): New function.
13920 (add_libcall): New function.
13921 (arm_libcall_uses_aapcs_base): New function.
13922 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13923 libcalls using the base PCS.
13924 (arm_init_cumulative_args): Likewise.
13926 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13928 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13929 Use base ABI for conversion libfuncs between HFmode and SFmode.
13931 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13933 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13934 V4SImode as representatives of all 64-bit and 128-bit vector
13935 types. Allow vector types without vector modes.
13936 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13937 without vector modes like BLKmode.
13938 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13939 BLKmode. Avoid unsupported vector modes or TImode moves for
13941 (aapcs_vfp_allocate_return_reg): Likewise.
13942 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13943 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13945 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13947 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13948 (arm_get_pcs_model): Pass attribute arguments to
13949 arm_pcs_from_attribute.
13950 (arm_init_cumulative_args): Use base AAPCS for conversions from
13951 floating-point types to DImode.
13952 (arm_attribute_table): Add pcs attribute.
13953 (arm_handle_pcs_attribute): New.
13954 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13955 conversions from floating-point types to DImode, also declare them
13956 to use base AAPCS and declare functions they call to use base
13957 AAPCS and their RTABI names.
13959 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13961 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13962 -mfloat-abi=hard not being supported for VFP.
13964 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13966 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13967 SYMBOL_REF to hard_libcall_value.
13969 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13970 Richard Earnshaw <rearnsha@arm.com>
13972 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13973 has been put on the stack, all remaining co-processory arguments for
13974 that co-processor also go on the stack.
13976 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13978 * config/arm/arm.c (arm_return_in_memory): Handle returning
13979 vectors of suitable size in registers also for AAPCS case.
13981 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13983 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13985 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13987 ARM Hard-VFP calling convention
13988 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13989 * target.h (gcc_target): Add libcall_value to table of call hooks.
13990 * targhooks.h (default_libcall_value): Default implementation.
13991 * targhooks.c (default_libcall_value): Likewise.
13992 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13993 * optabs.c (expand_unop): Use it.
13994 * expr.h (hard_libcall_value): Pass the function RTX through.
13995 * calls.c (emit_library_call_value_1): Update call to
13996 hard_libcall_value.
13997 * explow.c (hard_libcall_value): Use new target hook.
13998 * config/arm/arm.c: Include cgraph.h
13999 (TARGET_FUNCTION_VALUE): Override default hook.
14000 (arm_pcs_default): New variable.
14001 (arm_override_options): Don't fault hard calling convention with VFP.
14002 Add support for AAPCS variants.
14003 (arm_function_value): Make static. Handle AAPCS variants.
14004 (arm_libcall_value): New function.
14005 (arm_apply_result_size): Handle VFP registers in results.
14006 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
14008 (pcs_attribute_args): New variable.
14009 (arm_pcs_from_attribute): New function.
14010 (arm_get_pcs_model): New function.
14011 (aapcs_vfp_cum_init): New function.
14012 (aapcs_vfp_sub_candidate): New function.
14013 (aapcs_vfp_is_return_candidate): New function.
14014 (aapcs_vfp_is_call_candidate): New function.
14015 (aapcs_vfp_allocate): New function.
14016 (aapcs_vfp_allocate_return_reg): New function.
14017 (aapcs_vfp_advance): New function.
14018 (aapcs_cp_arg_layout): New variable.
14019 (aapcs_select_call_coproc): New function.
14020 (aapcs_select_return_coproc): New function.
14021 (aapcs_allocate_return_reg): New function.
14022 (aapcs_libcall_value): New function.
14023 (aapcs_layout_arg): New function.
14024 (arm_init_cumulative_args): Initialize AAPCS args data.
14025 (arm_function_arg): Handle AAPCS variants using new interface.
14026 (arm_arg_parital_bytes): Likewise.
14027 (arm_function_arg_advance): New function.
14028 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14029 calling conventions.
14030 (arm_setup_incoming_varargs): Handle new AAPCS args data.
14031 * arm.h (NUM_VFP_ARG_REGS): Define.
14032 (LIBCALL_VALUE): Update.
14033 (FUNCTION_VALUE): Delete.
14034 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
14035 (arm_pcs): New enum.
14036 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14037 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14038 (FUNCTION_ARG_REGNO_P): Add VFP regs.
14039 * arm-protos.h (arm_function_arg_advance): Add.
14040 (aapcs_libcall_value): Add.
14041 (arm_function_value): Delete.
14043 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
14044 H.J. Lu <hongjiu.lu@intel.com>
14047 * config/i386/i386.c (standard_sse_mode_p): Remove.
14048 (standard_sse_constant_p): Return 2 for integer mode
14049 vector_all_ones_operand when SSE2 is enabled.
14050 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14051 (ix86_expand_vector_move): Do not check for negative values from
14052 standard_sse_constant_p.
14054 2009-08-06 Richard Guenther <rguenther@suse.de>
14056 * tree-ssa.c (useless_type_conversion_p_1): Make function and
14057 array type comparisons frontend independent.
14058 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14059 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14060 out array reference lower bound and element size operands.
14061 (ao_ref_init_from_vn_reference): Properly compute the offset
14062 for ARRAY_RANGE_REF.
14063 (vn_reference_fold_indirect): Fill out array reference lower
14064 bound and element size operands.
14065 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14066 a non gimple valued reference operand which can happen for
14067 array reference lower bound or element size.
14068 (create_component_ref_by_pieces_1): Properly generate the
14069 element size operand for array references.
14071 2009-08-06 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/40964
14074 * tree.c (iterative_hash_host_wide_int): Export.
14075 * tree.h (iterative_hash_host_wide_int): Declare.
14076 * tree-ssa-structalias.c (heapvar_map): New struct.
14077 (heapvar_map_eq): New function.
14078 (heapvar_map_hash): Likewise.
14079 (heapvar_lookup): Adjust.
14080 (heapvar_insert): Likewise.
14081 (make_constraint_from_heapvar): Allow multiple heap variables
14082 per decl at different offsets.
14083 (init_alias_heapvars): Adjust.
14085 2009-08-04 David Daney <ddaney@caviumnetworks.com>
14087 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14088 * mips_output_sync_loop (mips_output_sync_loop): Only emit
14089 trailing sync if TARGET_SYNC_AFTER_SC.
14091 2009-08-05 David Daney <ddaney@caviumnetworks.com>
14093 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14094 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14095 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14096 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14097 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14098 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14099 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14100 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14101 test_and_set_12): Rewrite calls to mips_output_sync_loop.
14102 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14103 the prototype declaration match the definition.
14104 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
14105 instructions explicitly. Add barrier_before and operands
14107 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14108 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14109 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14110 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14111 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14112 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14114 2009-08-05 Andrew Pinski <pinskia@gmail.com>
14116 * tree-ssa-alias.c: Fix intervals to use [) syntax.
14118 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
14119 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14122 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14125 2009-08-05 Jakub Jelinek <jakub@redhat.com>
14127 PR rtl-optimization/40924
14128 * dse.c (canon_address): Before calling cselib_expand_value_rtx
14129 make sure canon_rtx (mem_address) isn't simpler than
14130 canon_rtx (expanded_mem_address).
14132 2009-08-05 Li Feng <nemokingdom@gmail.com>
14134 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14135 for each poly_bb_p.
14136 (build_scop_drs): Build alias set for each SCoP.
14138 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
14140 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14141 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14142 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14143 (MIPS_ARCH_FLOAT_SPEC): Likewise.
14144 (BASE_DRIVER_SELF_SPECS): Likewise.
14146 2009-08-04 Andrew Pinski <pinskia@gmail.com>
14148 * tree-ssa-alias.c: Fix some comment typos.
14150 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
14152 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14153 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14155 2009-08-03 Janis Johnson <janis187@us.ibm.com>
14158 * simplify-rtx.c (simplify_binary_operation_1): Disable
14159 simplifications for decimal float operations.
14161 2009-08-03 Jakub Jelinek <jakub@redhat.com>
14163 PR middle-end/40943
14164 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14165 operand of INDIRECT_REF.
14167 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
14169 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14170 constants referencing TLS symbols.
14172 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
14174 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14175 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14177 2009-08-03 Richard Guenther <rguenther@suse.de>
14179 * tree.c (make_vector_type): Build a main variant first,
14180 get the canonical one and then build the variant.
14181 * tree-ssa.c (useless_type_conversion_p_1): Handle
14183 (useless_type_conversion_p): Conversions to pointers to
14184 incomplete record types are useless.
14186 2009-08-03 Richard Guenther <rguenther@suse.de>
14188 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14189 file will be created.
14190 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
14191 * toplev.c (compile_file): Adjust comment.
14193 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
14195 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14196 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14197 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14198 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14199 (sh_promote_function_mode): Fix typo.
14201 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
14203 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14205 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14207 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14208 declaration arguments.
14210 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
14212 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14213 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14214 (ix86_split_ashl): Ditto.
14215 (ix86_expand_vector_init_one_nonzero): Ditto.
14216 (ix86_expand_vector_set): Ditto.
14217 (ix86_expand_reduc_v4sf): Ditto.
14219 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
14221 * explow.c (promote_function_mode): Remove assert.
14222 * config/sh/sh.c (sh_promote_function_mode): Declare.
14224 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14226 * config/pa/pa.c (pa_promote_function_mode): Declare.
14227 Change to static. Fix promote_mode call.
14229 * gthr-dce.h (CONST_CAST2): Define if not defined.
14230 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14232 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14234 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
14236 * expr.c (store_constructor): Use promote_decl_mode. Remove
14237 now write-only variable unsignedp.
14238 (expand_expr_real_1): Use promote_decl_mode.
14239 * expr.h (promote_function_mode, promote_decl_mode): New.
14240 (promote_mode): Remove last argument.
14241 * function.c (assign_temp): Drop last argument of promote_mode.
14242 (assign_parm_find_data_types): Use promote_function_mode.
14243 (assign_parm_setup_reg): Likewise.
14244 (expand_function_end): Use promote_function_mode.
14245 * calls.c (initialize_argument_information): Use promote_function_mode.
14246 (precompute_arguments): Use promote_mode instead of checking if
14247 only PROMOTE_FUNCTION_MODE is defined.
14248 (expand_call): When making sibcall decisions, use promote_function_mode.
14249 Below, remove an if for targetm.calls.promote_function_return and
14250 and use promote_function_mode.
14251 (emit_library_call_value_1): Use promote_function_mode, fix bug
14252 where promote_mode was passed FOR_CALL == 0 for a return value in an
14254 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14255 * explow.c (promote_function_mode, promote_decl_mode): New.
14256 (promote_mode): Keep only the FOR_CALL == 0 case.
14257 * combine.c (setup_incoming_promotion): Remove test of
14258 promote_function_args. Use promote_function_mode.
14259 * stmt.c (expand_value_return): Use promote_decl_mode.
14260 (expand_decl): Use promote_decl_mode.
14262 * expr.c (store_constructor): Use promote_decl_mode. Remove
14263 now write-only variable unsignedp.
14264 (expand_expr_real_1): Use promote_decl_mode.
14265 * expr.h (promote_function_mode, promote_decl_mode): New.
14266 (promote_mode): Remove last argument.
14267 * function.c (assign_temp): Drop last argument of promote_mode.
14268 (assign_parm_find_data_types): Use promote_function_mode.
14269 (assign_parm_setup_reg): Likewise.
14270 (expand_function_end): Use promote_function_mode.
14271 * calls.c (initialize_argument_information): Use promote_function_mode.
14272 (precompute_arguments): Use promote_mode instead of checking if
14273 only PROMOTE_FUNCTION_MODE is defined.
14274 (expand_call): When making sibcall decisions, use promote_function_mode.
14275 Below, remove an if for targetm.calls.promote_function_return and
14276 and use promote_function_mode.
14277 (emit_library_call_value_1): Use promote_function_mode, fix bug
14278 where promote_mode was passed FOR_CALL == 0 for a return value in an
14280 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14281 * explow.c (promote_function_mode, promote_decl_mode): New.
14282 (promote_mode): Keep only the FOR_CALL == 0 case.
14283 * combine.c (setup_incoming_promotion): Remove test of
14284 promote_function_args. Use promote_function_mode.
14285 * stmt.c (expand_value_return): Use promote_decl_mode.
14286 (expand_decl): Use promote_decl_mode.
14288 * explow.c (promote_function_mode): Just call the target hook.
14289 * targhooks.c (default_promote_function_mode,
14290 default_promote_function_mode_always_promote): New.
14291 * targhooks.h (default_promote_function_mode,
14292 default_promote_function_mode_always_promote): Declare.
14293 * target.h (promote_function_args, promote_function_return): Remove.
14294 (promote_function_mode): New.
14295 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14296 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14297 (TARGET_PROMOTE_FUNCTION_MODE): New.
14298 (TARGET_CALLS): Adjust.
14299 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14300 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14302 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14303 * config/s390/s390.c (s390_promote_function_mode): ... here,
14304 with pointer handling.
14305 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14306 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14308 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14309 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14310 with pointer handling.
14311 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14312 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14314 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14315 * config/sh/sh.c (sh_promote_function_mode): New.
14316 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14317 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14319 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14320 * config/cris/cris.c (cris_promote_function_mode): ... here.
14321 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14322 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14324 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14325 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14326 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14327 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14329 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14330 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14331 complex type handling.
14332 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14333 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14335 * config/pa/pa.c (pa_promote_function_mode): New.
14336 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14337 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14339 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14340 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14341 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14342 * config/xtensa/xtensa.c: Likewise.
14343 * config/stormy16/stormy16.c: Likewise.
14344 * config/iq2000/iq2000.c: Likewise.
14345 * config/rs6000/rs6000.c: Likewise.
14346 * config/picochip/picochip.c: Likewise.
14347 * config/arc/arc.c: Likewise.
14348 * config/mcore/mcore.c: Likewise.
14349 * config/score/score.c: Likewise.
14350 * config/mips/mips.c: Likewise.
14351 * config/bfin/bfin.c: Likewise.
14352 * config/ia64/ia64.c: Likewise (disabled though).
14354 * config/frv/frv.h: Remove pointless remark.
14356 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14357 TARGET_PROMOTE_FUNCTION_ARGS,
14358 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14359 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14361 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14363 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14364 -floop-parallelize-all.
14365 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14366 flag_loop_parallelize_all.
14367 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14368 * graphite.c (graphite_transform_loops): Same.
14369 * common.opt: Same.
14370 * graphite-poly.c (apply_poly_transforms): Same.
14372 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14374 PR tree-optimization/40914
14375 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14376 if set, then check the delta field of the PMF record.
14377 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14378 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14379 call is stored in the delta.
14381 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14383 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14385 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14387 * config/i386/bsd.h (ASM_BYTE): New define.
14388 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14389 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14390 .byte. Use fputs or putc instead of fprintf where appropriate.
14391 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14392 fputs or putc instead of fprintf where appropriate.
14393 * config/i386/i386elf.h: Ditto.
14394 * config/i386/sysv4.h: Ditto.
14396 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14397 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14398 (*tls_global_dynamic_64): Ditto.
14400 2009-07-31 Christian Bruel <christian.bruel@st.com>
14402 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14404 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14406 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14407 Remove dead code for MINUS.
14409 2009-07-31 Anthony Green <green@moxielogic.com>
14411 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14413 (moxie_expand_epilogue): Ditto for epilogue.
14414 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14415 incoming arguments.
14416 (moxie_function_arg): Ditto.
14417 (moxie_pass_by_reference): Ditto.
14418 (moxie_arg_partial_bytes): Ditto.
14419 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14420 (FUNCTION_ARG_ADVANCE) Ditto.
14421 (REG_PARM_STACK_SPACE) Ditto.
14422 (FUNCTION_ARG_REGNO_P) Dito.
14424 * config.gcc: Add moxie linux config support.
14425 * gcc/config/moxie/uclinux.h: New file.
14427 2009-07-31 DJ Delorie <dj@redhat.com>
14429 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14430 (UNSPECV_SP_SWITCH_E): New.
14431 (sp_switch_1): Change to an unspec.
14432 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14434 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14435 reference the new stack's address
14437 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14439 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14440 graphite-clast-to-gimple.o, graphite-dependences.o,
14441 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14442 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14443 (graphite-blocking.o,
14444 graphite-clast-to-gimple.o, graphite-dependences.o,
14445 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14446 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14447 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14448 * cfgloop.h (struct loop): Add can_be_parallel field.
14449 * common.opt (fgraphite-identity): Moved up.
14450 (fgraphite-force-parallel): New flag.
14451 * graphite.c: Rewrite.
14452 * graphite.h: Rewrite.
14453 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14455 * toplev.c (graphite_out_file): New file descriptor.
14456 (graphite_in_file): New.
14457 (process_options): flag_graphite_force_parallel cannot be used without
14459 * tree-ssa-loop.c: Include toplev.h.
14460 (gate_graphite_transforms): Enable flag_graphite for
14461 flag_graphite_force_parallel.
14463 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14465 * ChangeLog.graphite: New.
14466 * graphite-blocking.c: New.
14467 * graphite-clast-to-gimple.c: New.
14468 * graphite-clast-to-gimple.h: New.
14469 * graphite-dependences.c: New.
14470 * graphite-dependences.h: New.
14471 * graphite-interchange.c: New.
14472 * graphite-poly.c: New.
14473 * graphite-poly.h: New.
14474 * graphite-ppl.c: New.
14475 * graphite-ppl.h: New.
14476 * graphite-scop-detection.c: New.
14477 * graphite-scop-detection.h: New.
14478 * graphite-sese-to-poly.c: New.
14479 * graphite-sese-to-poly.h: New.
14483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14485 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14486 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14488 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14490 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14491 (scev_is_linear_expression): Return false if the evolution is not
14492 affine multivariate.
14494 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14496 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14497 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14499 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14501 * tree-data-ref.c (debug_data_references): New.
14502 (debug_data_reference): New.
14503 * tree-data-ref.h (debug_data_references): Declared.
14504 (debug_data_reference): Declared.
14506 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14508 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14509 * tree-data-ref.h (scop_p): Removed.
14510 (struct data_reference): Remove field scop.
14511 (DR_SCOP): Removed.
14512 (stmt_simple_memref_p): Removed.
14514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14516 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14517 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14522 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14524 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14526 * doc/invoke.texi (-fgraphite-identity): Documented.
14528 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14530 * tree-scalar-evolution.c: Fix comment.
14531 (instantiate_scev_1): Return unknow from scev instantiation if the
14532 result is not above instantiate_below.
14534 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14536 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14537 static anymore. Instantiate the symbols that may have been introduced
14539 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14542 2009-07-30 DJ Delorie <dj@redhat.com>
14544 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14545 .vliw directive to VLIW sections.
14547 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14549 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14551 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14552 (AUTOHEADER): New variable.
14553 ($(srcdir)/cstamp-h.in): Use it.
14555 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14556 Pat Haugen <pthaugen@us.ibm.com>
14557 Revital Eres <ERES@il.ibm.com>
14559 * config/rs6000/vector.md (VEC_F): Add VSX support.
14562 (mov<mode>): Ditto.
14563 (vector_load_<mode>): Ditto.
14564 (vector_store_<mode>): Ditto.
14565 (vector GPR move split): Ditto.
14566 (vec_reload_and_plus_<mptrsize>): Ditto.
14567 (vec_reload_and_reg_<mptrsize>): Ditto.
14568 (add<mode>3): Ditto.
14569 (sub<mode>3): Ditto.
14570 (mul<mode>3): Ditto.
14571 (neg<mode>2): Ditto.
14572 (abs<mode>2): Ditto.
14573 (smin<mode>3): Ditto.
14574 (smax<mode>3): Ditto.
14575 (vector_eq<mode>): Ditto.
14576 (vector_gt<mode>): Ditto.
14577 (vector_ge<mode>): Ditto.
14578 (vector_gtu<mode>): Ditto.
14579 (vector_select_<mode>_uns): Ditto.
14580 (vector_eq_<mode>_p): Ditto.
14581 (vector_gt_<mode>_p): Ditto.
14582 (vector_ge_<mode>_p): Ditto.
14583 (vector_gtu_<mode>_p): Ditto.
14584 (cr6_test_for_zero): Ditto.
14585 (cr6_test_for_zero_reverse): Ditto.
14586 (cr6_test_for_lt): Ditto.
14587 (cr6_test_for_lt_reverse): Ditto.
14588 (xor<mode>3): Ditto.
14589 (ior<mode>3): Ditto.
14590 (and<mode>3): Ditto.
14591 (one_cmpl<mode>2): Ditto.
14592 (nor<mode>2): Ditto.
14593 (andc<mode>2): Ditto.
14594 (float<VEC_int<mode>2): Ditto.
14595 (unsigned_float<VEC_int><mode>2): Ditto.
14596 (fix_trunc<mode><VEC_int>2): Ditto.
14597 (fixuns_trunc<mode><VEC_int>2): Ditto.
14599 (vec_set<mode>): Ditto.
14600 (vec_extract<mode>): Ditto.
14601 (vec_interleave_highv4sf): Ditto.
14602 (vec_interleave_lowv4sf): Ditto.
14603 (vec_realign_load_<mode>): Ditto.
14604 (vec_shl_<mode>): Ditto.
14605 (vec_shr_<mode>): Ditto.
14606 (div<mode>3): New patterns for VSX.
14607 (vec_interleave_highv2df): Ditto.
14608 (vec_interleave_lowv2df): Ditto.
14609 (vec_pack_trunc_v2df): Ditto.
14610 (vec_pack_sfix_trunc_v2df): Ditto.
14611 (vec_pack_ufix_trunc_v2df): Ditto.
14612 (vec_unpacks_hi_v4sf): Ditto.
14613 (vec_unpacks_lo_v4sf): Ditto.
14614 (vec_unpacks_float_hi_v4si): Ditto.
14615 (vec_unpacks_float_lo_v4si): Ditto.
14616 (vec_unpacku_float_hi_v4si): Ditto.
14617 (vec_unpacku_float_lo_v4si): Ditto.
14618 (movmisalign<mode>): Ditto.
14619 (vector_ceil<mode>2): New patterns for vectorizing math library.
14620 (vector_floor<mode>2): Ditto.
14621 (vector_btrunc<mode>2): Ditto.
14622 (vector_copysign<mode>3): Ditto.
14624 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14625 predicate for setting the high bit in each word, used for copysign.
14627 * config/rs6000/ppc-asm.h (f19): Whitespace.
14628 (f32-f63): Define if VSX.
14629 (v0-v31): Define if Altivec.
14630 (vs0-vs63): Define if VSX.
14632 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14634 * config/rs6000/power7.md: New file, provide tuning parameters for
14637 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14638 (rs6000_cpu_cpp_builtins): Ditto.
14639 (altivec_overloaded_builtins): Ditto.
14640 (altivec_resolve_overloaded_builtin): Ditto.
14642 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14643 debug switch to disable vectorizing simple math builtin
14646 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14647 Vectorize simple math builtin functions.
14648 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14649 hook to vectorize math builtins.
14650 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14651 (rs6000_builtin_conversion): Add VSX/power7 support.
14652 (rs6000_builtin_vec_perm): Ditto.
14653 (vsplits_constant): Add support for loading up a vector constant
14654 with just the high bit set in each part.
14655 (rs6000_expand_vector_init): Add VSX/power7 support.
14656 (rs6000_expand_vector_set): Ditto.
14657 (rs6000_expand_vector_extract): Ditto.
14658 (rs6000_emit_move): Ditto.
14659 (bdesc_3arg): Ditto.
14660 (bdesc_2arg): Ditto.
14661 (bdesc_1arg): Ditto.
14662 (rs6000_expand_ternop_builtin): Ditto.
14663 (altivec_expand_builtin): Ditto.
14664 (rs6000_expand_unop_builtin): Ditto.
14665 (rs6000_init_builtins): Ditto.
14666 (altivec_init_builtins): Ditto.
14667 (builtin_function_type): Ditto.
14668 (rs6000_common_init_builtins): Ditto.
14669 (rs6000_handle_altivec_attribute); Ditto.
14670 (rs6000_mangle_type): Ditto.
14671 (rs6000_vector_mode_supported_p): Ditto.
14672 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14673 are mode dependent.
14675 * config/rs6000/vsx.md: New file for VSX support.
14677 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14678 identifing values with just the most significant bit set.
14679 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14680 vectorized builtins.
14682 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14683 (UNSPEC_VRFIM): Delete.
14684 (splitter for loading up vector with most significant bit): New
14685 splitter for vectorizing copysign.
14686 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14687 vectorizing simple math functions.
14688 (altivec_vrfip): Add support for vectorizing simple math functions.
14689 (altivec_vrfim): Ditto.
14690 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14692 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14693 (power7.md, vsx.md): Include for power7 support.
14694 (copysigndf3): Use VSX instructions if -mvsx.
14695 (negdf2_fpr): Ditto.
14696 (absdf2_fpr): Ditto.
14697 (nabsdf2_fpr): Ditto.
14698 (adddf3_fpr): Ditto.
14699 (subdf3_fpr): Ditto.
14700 (muldf3_fpr): Ditto.
14701 (divdf3_fpr): Ditto.
14702 (fix_truncdfdi2_fpr): Ditto.
14703 (cmpdf_internal1): Ditto.
14704 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14705 (btruncdf2, btruncdf2_fpr): Ditto.
14706 (ceildf2, ceildf2_fpr): Ditto.
14707 (floordf2, floordf2_fpr): Ditto.
14708 (floatdidf2, floatdidf2_fpr): Ditto.
14709 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14710 (fmsubdf4_fpr): Ditto.
14711 (fnmadddf4_fpr_1): Ditto.
14712 (fnmadddf4_fpr_2): Ditto.
14713 (fnmsubdf4_fpr_1): Ditto.
14714 (fnmsubdf4_fpr_2): Ditto.
14715 (fixuns_truncdfdi2): Add expander for VSX support.
14716 (fix_truncdfdi2): Ditto.
14717 (fix_truncdfsi2): Ditto.
14718 (ftruncdf2): Ditto.
14719 (btruncsf2): Whitespace.
14720 (movdf_hardfloat32): Add support for VSX registers.
14721 (movdf_softfloat32): Ditto.
14722 (movdf_hardfloat64): Ditto.
14723 (movdf_hardfloat64_mfpgpr): Ditto.
14724 (movdf_softfloat64): Ditto.
14725 (movti splitters): Add check for vector registers supporting
14726 TImode in the future.
14727 (bpermd): Add power7 bpermd instruction.
14729 * config/rs6000/altivec.h (vec_div): Define if VSX.
14732 (vec_nmadd): Ditto.
14733 (vec_nearbyint): Ditto.
14736 (all predicates): Use the generic builtin function, and not the V4SF
14737 specific function so that the predicates will work with VSX's V2DF.
14738 (vec_all_*): Ditto.
14739 (vec_any_*): Ditto.
14741 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14742 Document new VSX functions and types.
14744 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14747 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14748 "wa", and "j" constraints. Modify "v" to talk about Altivec
14749 instead of just vector.
14751 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14754 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14755 location for phi arguments.
14756 (rewrite_update_phi_arguments): Find locations for reaching defs.
14757 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14758 Add location to add_phi_arg calls.
14759 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14760 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14761 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14762 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14763 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14764 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14765 * tree-phinodes.c (make_phi_node): Initialize location.
14766 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14767 (add_phi_arg): Add location parameter.
14768 (remove_phi_arg_num): Move location when moving phi argument.
14769 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14771 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14772 slpeel_update_phi_nodes_for_guard1,
14773 slpeel_update_phi_nodes_for_guard2,
14774 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14775 vect_loop_versioning): Set locations.
14776 * tree-parloops.c (create_phi_for_local_result,
14777 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14778 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14779 * tree-vect-loop.c (get_initial_def_for_induction,
14780 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14782 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14783 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14784 (gimple_phi_arg_set_location): New. Set locus.
14785 (gimple_phi_arg_has_location): New. Check for locus.
14786 (redirect_edge_var_map_location): New. Return locus from var_map.
14787 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14788 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14789 combining PHI arguments.
14790 (cond_store_replacement): Set location.
14791 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14792 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14793 scop_add_exit_phis_edge): Add locations.
14794 * tree-cfgcleanup.c (remove_forwarder_block,
14795 remove_forwarder_block_with_phi): Add locations.
14796 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14797 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14799 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14800 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14801 flush_pending_stmts): Add source location.
14802 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14803 stack to preserve locations.
14804 * tree-vect-stmts.c (vectorizable_load): Add location.
14805 * tree-inline.c (copy_phis_for_bb): Copy locus.
14806 (setup_one_parameter): Add call locus to inlined parameter stmts.
14807 (initialize_inlined_parameters): Pass in call location as parameter
14809 (tree_function_versioning): Pass location to setup_one_parameter.
14810 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14811 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14812 copy and edge lists.
14813 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14814 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14815 locus parameter and override the stmt default if provided.
14816 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14817 elim_graph_add_edge, elim_graph_remove_succ_edge,
14818 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14819 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14820 eliminate_phi): Add locus info in elimination graph for each edge and
14822 (insert_backedge_copies): Copy locus if present.
14823 * tree-flow.h (struct _edge_var_map): Add locus field.
14824 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14825 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14826 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14828 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14830 2009-07-30 Martin Jambor <mjambor@suse.cz>
14832 PR tree-optimization/40570
14833 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14834 use inlining loops.
14836 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14838 * ssa-loop-manip.c: Include langhooks.h.
14839 (rewrite_phi_with_iv): New.
14840 (rewrite_all_phi_nodes_with_iv): New.
14841 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14842 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14843 * tree-parloops.c (loop_parallel_p): Move out all conditions
14844 except dependency check.
14845 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14846 (gen_parallel_loop): Call canonicalize_loop_ivs without
14847 reduction_list argument.
14848 (build_new_reduction): New.
14849 (gather_scalar_reductions): New.
14850 (try_get_loop_niter): New.
14851 (try_create_reduction_list): New.
14852 (parallleize_loops): Change the parallel conditions check.
14853 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14854 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14856 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14858 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14860 * doc/options.texi (Option properties): Mention new quoting syntax.
14862 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14864 * config/alpha/alpha.c (alpha_start_function):
14865 Handle VMS_DEBUG_MAIN_POINTER
14866 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14867 * doc/invoke.texi: Document -mdebug-main switch.
14869 2009-07-29 Richard Henderson <rth@redhat.com>
14871 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14872 (cgraph_create_edge_including_clones): Likewise.
14873 * tree-inline.c (copy_bb): Operate on the correct edges
14874 when updating the callgraph.
14876 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14878 * config/alpha/vms-cc.c: Deleted.
14879 * config/alpha/vms-ld.c: Deleted.
14880 * config/alpha/t-vms64: Moved to config/vms
14881 * config/alpha/vms-crt0-64.c: Moved to config/vms
14882 * config/alpha/vms-crt0.c: Moved to config/vms
14883 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14884 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14885 * config/alpha/xm-vms.h: Moved to config/vms
14886 * config/alpha/x-vms: Moved to config/vms
14887 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14889 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14890 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14892 * config/vms/t-vms64: Moved here from config/alpha
14893 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14894 (argc,argv,envp): Enforce 32bit malloc'ing.
14895 * config/vms/vms-psxcrt0-64.c: Likewise.
14896 * config/vms/vms-crt0.c: Moved here from config/alpha.
14897 * config/vms/vms-psxcrt0.c: Likewise.
14898 * config/vms/vms-crtl-64.h: New file.
14899 * config/vms/vms-crtl.h: New file.
14900 * config/vms/vms.opt: New file.
14901 * config/vms/xm-vms64.h: New file.
14902 * config/vms/xm-vms.h: Moved here from config/alpha.
14903 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14905 * config/vms/x-vms: Moved here from config/alpha.
14906 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14907 (vms-ld.o, vms-cc.o): Removed.
14908 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14910 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14912 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14913 correct stack (obvious VMS fix).
14915 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14917 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14918 date, version info if VMS_DEBUGGING_INFO defined.
14919 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14920 size, date calculating code moved here.
14922 2009-07-29 Paul Brook <paul@codesourcery.com>
14924 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14927 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14930 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14931 to DImode when generating insq_le insn.
14933 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14935 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14936 New macro set for VMS_DEBUGGGING_INFO.
14937 (AT_string_form): Use it.
14939 2009-07-28 DJ Delorie <dj@redhat.com>
14941 * config/mep/mep.c (vtext_section): New.
14942 (vftext_section): New.
14943 (ftext_section): New.
14944 (mep_select_section): Add support for functions.
14945 (mep_unique_section): Likewise.
14946 (mep_asm_init_sections): Likewise.
14947 (mep_encode_section_info): Remove it from here.
14949 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14951 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14953 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14954 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14956 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14958 * dwarf2out.c (output_file_names): Test new macro
14959 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14960 (add_comp_dir_attribute): Likewise.
14962 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14964 * config/i386/mingw-w64.h (LINK_SPEC): Add
14965 separating space between commands.
14967 2009-07-28 Jan Hubicka <jh@suse.cz>
14969 PR tree-optimization/40759
14970 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14973 2009-07-27 DJ Delorie <dj@redhat.com>
14975 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14976 types are dword-aligned.
14977 (mep_expand_va_start): Likewise.
14979 2009-07-27 Olivier Hainque <hainque@adacore.com>
14980 Douglas B Rupp <rupp@gnat.com>
14982 * convert.c (convert_to_pointer): Don't assume the target
14983 pointer type is POINTER_SIZE long. Fetch its precision instead.
14985 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14987 * system.h (fopen): Undefine if macro.
14989 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14991 * dwarf2out.c (output_cfi_p): Removed.
14992 (output_cfis): New function.
14993 (output_fde): New function, split from output_call_frame_info.
14994 (output_call_frame_info): Use it.
14995 (dwarf2out_switch_text_section): Use output_cfis.
14997 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14999 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
15000 TARGET_BI_ARCH is specified without enabling SJLJ.
15001 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
15002 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
15004 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
15006 * arm.md (negdi2): Use DImode if forcing a value into a register.
15008 2009-07-26 Ira Rosen <irar@il.ibm.com>
15010 PR tree-optimization/40801
15011 * tree-vect-stmts.c (vectorizable_call): Get previous copy
15012 of vector operand from the previous copy of vector statement.
15013 Pass the correct definition type value to
15014 vect_get_vec_def_for_stmt_copy().
15016 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15018 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
15019 const char ** conversion.
15021 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15023 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15024 fancy_abort() if !ENABLE_ASSERT_CHECKING.
15025 (gcc_unreachable): Invoke __builtin_unreachable() if
15026 !ENABLE_ASSERT_CHECKING.
15028 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15030 PR rtl-optimization/40445
15031 * emit-rtl.c (next_nonnote_insn_bb): New function.
15032 * rtl.h (next_nonnote_insn_bb): Declare new function.
15033 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15034 with no successors that is the successor of the ENTRY_BLOCK.
15035 Continue from the top after removing an empty fallthrough block.
15036 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15037 of next_nonnote_insn.
15039 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15041 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15043 2009-07-25 Martin Jambor <mjambor@suse.cz>
15045 * c-common.c (c_common_attribute_table): New element for noclone.
15046 (handle_noclone_attribute): New function. Forward-declare.
15047 * tree-inline.c (tree_versionable_function_p): Check for noclone
15049 * doc/extend.texi (Labels as Values): Document need for noclone.
15050 (Function Attributes): Document noclone attribute.
15052 2009-07-25 Jakub Jelinek <jakub@redhat.com>
15054 PR rtl-optimization/34999
15055 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15056 and dw_fde_switched_cold_to_hot fields.
15057 (output_cfi_p): New function.
15058 (output_call_frame_info): If fde->dw_fde_switched_sections,
15059 output 2 FDEs instead of one with corrupted header.
15060 (dwarf2out_do_cfi_startproc): New function.
15061 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
15062 and fde->dw_fde_switched_cold_to_hot.
15063 (dwarf2out_switch_text_section): Compute
15064 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
15065 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15066 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15067 Otherwise, compute fde->dw_fde_switch_cfi.
15069 2009-07-24 Cary Coutant <ccoutant@google.com>
15071 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
15073 2009-07-24 Cary Coutant <ccoutant@google.com>
15075 * cfghooks.c (split_block): Copy discriminator to new block.
15076 * tree-cfg.c (assign_discriminator): Check location of last
15077 instruction in block as well as first.
15079 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
15081 * config/i386/linux.c: Use fputs or putc instead of fprintf
15083 * config/i386/gas.h: Ditto.
15084 * config/i386/x86-64.h: Ditto.
15085 * config/i386/att.h: Ditto.
15087 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15089 * expmed.c (emit_store_flag): Use a recursive call to optimize the
15092 2009-07-24 Martin Jambor <mjambor@suse.cz>
15094 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15095 (ipa_push_func_to_list_1): Declare.
15096 (ipa_push_func_to_list): New function.
15098 * ipa-prop.c (ipa_push_func_to_list_1): New function.
15099 (ipa_init_func_list): Call ipa_push_func_to_list_1.
15100 (ipa_push_func_to_list): Removed.
15101 (ipa_pop_func_from_list): Clear node_enqueued flag.
15103 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
15105 * config/s390/s390.c (override_options): Default
15106 max-unrolled-insns to 100 for z10 tuning.
15108 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
15110 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15111 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15112 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15113 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15114 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15115 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15116 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15118 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15120 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15121 use default set in mingw32.h header.
15122 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15123 64-bit /mingw/include path.
15124 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15127 2009-07-23 Neil Vachharajani <nvachhar@google.com>
15129 PR rtl-optimization/40209
15130 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15132 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15134 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
15135 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15136 with the rest of string where appropriate. Use fputs or putc
15137 instead of fprintf where appropriate.
15139 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15140 Pat Haugen <pthaugen@us.ibm.com>
15141 Revital Eres <ERES@il.ibm.com>
15143 * config/rs6000/vector.md: New file. Move most of the vector
15144 expander support here from altivec.md to allow for the VSX vector
15145 unit in the future. Add support for secondary_reload patterns.
15146 Rewrite the patterns for vector comparison, and vector comparison
15147 predicate instructions so that the RTL expresses the desired
15148 behavior, instead of using unspec.
15150 * config/rs6000/constraints.md ("f" constraint): Use
15151 rs6000_constraints to hold the precalculated register class.
15152 ("d" constraint): Ditto.
15153 ("wd" constraint): New constraint for VSX.
15154 ("wf" constraint): Ditto.
15155 ("ws" constraint): Ditto.
15156 ("wa" constraint): Ditto.
15157 ("wZ" constraint): Ditto.
15158 ("j" constraint): Ditto.
15160 * config/rs6000/predicates.md (vsx_register_operand): New
15162 (vfloat_operand): New predicate for vector.md.
15163 (vint_operand): Ditto.
15164 (vlogical_operand): Ditto.
15165 (easy_fp_constant): If VSX, 0.0 is an easy constant.
15166 (easy_vector_constant): Add VSX support.
15167 (altivec_indexed_or_indirect_operand): New predicate for
15168 recognizing Altivec style memory references with AND -16.
15170 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15171 for vector secondary reload support.
15172 (rs6000_vector_reg_class): Delete, replacing it with
15173 rs6000_constraints.
15174 (rs6000_vsx_reg_class): Ditto.
15175 (rs6000_constraints): New array to hold the register classes of
15176 each of the register constraints that can vary at runtime.
15177 (builtin_mode_to_type): New static array for builtin function type
15179 (builtin_hash_table): New static hash table for builtin function
15181 (TARGET_SECONDARY_RELOAD): Define target hook.
15182 (TARGET_IRA_COVER_CLASSES): Ditto.
15183 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15184 registers are 128 bits if VSX memory reference instructions are used.
15185 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15186 unit is being used.
15187 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15188 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
15189 Print several of the scheduling related parameters.
15190 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15191 rs6000_constraints instead of rs6000_vector_reg_class. Move
15192 -mdebug=reg code to rs6000_debug_reg_global. Add support for
15193 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
15194 Altivec. Add VSX support. Setup for secondary reload support on
15195 Altivec/VSX registers.
15196 (rs6000_override_options): Make power7 set the scheduling groups
15197 like the power5. Add support for new debug switches to override
15198 the scheduling defaults. Temporarily disable -mcpu=power7 from
15199 setting -mvsx. Add support for debug switches -malways-hint,
15200 -msched-groups, and -malign-branch-targets.
15201 (rs6000_buitlin_conversion): Add support for returning unsigned
15202 vector conversion functions to fix regressions due to stricter
15204 (rs6000_builtin_mul_widen_even): Ditto.
15205 (rs6000_builtin_mul_widen_odd): Ditto.
15206 (rs6000_builtin_vec_perm): Ditto.
15207 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15208 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
15209 to zero a register.
15210 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15211 generated upstream.
15212 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
15213 VSX types for bit operations. Changes to accomidate vector.md.
15214 (bdesc_2arg): Ditto.
15215 (bdesc_1arg): Ditto.
15216 (struct builtin_description_predicates): Rewrite predicate
15217 handling so that RTL describes the operation, instead of passing
15218 the instruction to be used as a string argument.
15219 (bdesc_altivec_preds): Ditto.
15220 (altivec_expand_predicate_builtin): Ditto.
15221 (altivec_expand_builtin): Ditto.
15222 (rs6000_expand_ternop_builtin): Use a switch instead of an if
15223 statement for vsldoi support.
15224 (altivec_expand_ld_builtin): Change to use new names from vector.md.
15225 (altivec_expand_st_builtin): Ditto.
15226 (paired_expand_builtin): Whitespace changes.
15227 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
15228 builtin_mode_to_type table for secondary reload. Call
15229 builtin_function_type to build random builtin functions.
15230 (altivec_init_builtins): Change to use builtin_function_type to
15231 create builtin function types dynamically as we need them.
15232 (builtin_hash_function): New support for hashing the tree types
15233 for builtin function as we need it, rather than trying to build
15234 all of the trees that we need. Add initial preliminary VSX support.
15235 (builtin_function_type): Ditto.
15236 (builtin_function_eq): Ditto.
15237 (builtin_hash_struct): Ditto.
15238 (rs6000_init_builtins): Ditto.
15239 (rs6000_common_init_builtins): Ditto.
15240 (altivec_init_builtins): Ditto.
15241 (rs6000_common_init_builtins): Ditto.
15242 (enum reload_reg_type): New enum for simplifing reg classes.
15243 (rs6000_reload_register_type): Simplify register classes into GPR,
15244 Vector, and other registers. Altivec and VSX addresses in reload.
15245 (rs6000_secondary_reload_inner): Ditto.
15246 (rs6000_ira_cover_classes): New target hook, that returns the
15247 appropriate cover classes, based on -mvsx being used or not.
15248 (rs6000_secondary_reload_class): Add VSX support.
15249 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
15250 (get_vsel_insn): Ditto.
15251 (rs6000_emit_vector_compare): Rewrite vector conditional support
15252 so that where we can, we use RTL operators, instead of blindly use
15254 (rs6000_emit_vector_select): Ditto.
15255 (rs6000_emit_vector_cond_expr): Ditto.
15256 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15257 (create_TOC_reference): Add -mdebug=addr support.
15258 (emit_frame_save): VSX loads/stores need register indexed addressing.
15260 * config/rs6000/rs6000.md: Include vector.md.
15262 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15264 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15265 support for V2DI, V2DF in logical, permute, select operations.
15267 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15268 switch for vsx/power7.
15269 (-mvsx-scalar-memory): Ditto.
15270 (-mvsx-align-128): Ditto.
15271 (-mallow-movmisalign): Ditto.
15272 (-mallow-df-permute): Ditto.
15273 (-msched-groups): Ditto.
15274 (-malways-hint): Ditto.
15275 (-malign-branch-targets): Ditto.
15277 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15279 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15280 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15281 (rs6000_vector_reg_class): Delete.
15282 (rs6000_vsx_reg_class): Ditto.
15283 (enum rs6000_reg_class_enum): New enum for the constraints that
15284 vary based on target switches.
15285 (rs6000_constraints): New array to hold the register class for all
15286 of the register constraints that vary based on the switches used.
15287 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15288 (enum rs6000_builtins): Add unsigned varients for the builtin
15289 declarations returned by target hooks for expanding multiplies,
15290 select, and permute operations. Add VSX builtins.
15291 (enum rs6000_builtin_type_index): Add entries for VSX.
15292 (V2DI_type_node): Ditto.
15293 (V2DF_type_node): Ditto.
15294 (unsigned_V2DI_type_node): Ditto.
15295 (bool_long_type_node): Ditto.
15296 (intDI_type_internal_node): Ditto.
15297 (uintDI_type_internal_node): Ditto.
15298 (double_type_internal_node): Ditto.
15300 * config/rs6000/altivec.md (whole file): Move all expanders to
15301 vector.md from altivec.md. Rename insn matching functions to be
15303 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15304 (altivec_vcmp*): Ditto.
15305 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15306 (VM): New iterator for moves that includes the VSX types.
15307 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15308 (altivec_vperm_<mode>_uns): New, for unsigned types.
15309 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15310 (altivec_eq<mode>): Ditto.
15311 (altivec_gt<mode>): Ditto.
15312 (altivec_gtu<mode>): Ditto.
15313 (altivec_eqv4sf): Ditto.
15314 (altivec_gev4sf): Ditto.
15315 (altivec_gtv4sf): Ditto.
15316 (altivec_vcmpbfp_p): Ditto.
15318 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15320 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15323 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15326 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15327 ASM_SHORT instead of .word.
15328 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15329 instead of .word in asm template.
15331 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15334 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15335 (process_bb_node_lives): Use it.
15337 * ira.c (setup_cover_and_important_classes): Don't setup
15338 ira_important_class_nums. Add cover classes to the end of
15340 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15342 (find_reg_class_closure): Use reorder_important_classes.
15344 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15346 * config/i386/i386.c (i386_ira_cover_classes): New function.
15347 (TARGET_IRA_COVER_CLASSES): Redefine.
15349 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15350 importance of order of cover classes in the array.
15352 2009-07-22 Diego Novillo <dnovillo@google.com>
15354 * tree-pass.h (TDF_EH): Define.
15355 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15356 contains TDF_EH, print the EH region number holding GS.
15357 * tree-dump.c (dump_options): Add "eh".
15358 * doc/invoke.texi: Document it.
15360 2009-07-22 Doug Kwan <dougkwan@google.com>
15362 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15364 2009-07-22 Michael Matz <matz@suse.de>
15366 PR tree-optimization/35229
15367 PR tree-optimization/39300
15369 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15370 (inhibit_phi_insertion): New function.
15371 (insert_into_preds_of_block): Call it for REFERENCEs.
15372 (init_pre): Initialize and finalize scalar evolutions.
15373 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15375 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15377 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15378 Use CONST_VECTOR_NUNITS to determine number of elements.
15380 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15382 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15383 (U, W): Constraints are now deprecated and will be removed if we
15384 run out of letters.
15385 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15387 ("prefetch"): Add the stcmh instruction for prefetching.
15388 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15390 (s390_short_displacement): Return always true if compiling for
15391 machines not providing the long displacement facility.
15392 (s390_mem_constraint): Support the new constraint letter Z.
15393 (s390_check_qrst_address): New function.
15395 2009-07-21 DJ Delorie <dj@redhat.com>
15397 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15400 2009-07-21 Jason Merrill <jason@redhat.com>
15402 * c-common.c (max_tinst_depth): Increase default to 1024.
15404 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15406 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15407 (vec_unpacku_float_lo_v4si): Ditto.
15409 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15412 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15413 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15414 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15415 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15417 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15419 PR tree-optimization/40813
15420 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15423 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15425 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15426 with a NOP_EXPR if needed.
15428 2009-07-21 Paul Brook <paul@codesourcery.com>
15430 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15431 Terminate debug dump with newline.
15433 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15435 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15436 Cast "1" to unsigned HOST_WIDE_INT.
15437 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15438 deposit length to the maximum length - lsb. Extend length if
15439 HOST_BITS_PER_WIDE_INT is 32.
15441 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15443 * cgraph.h (constant_pool_htab): New function.
15444 (constant_descriptor_tree): Move from varasm.c.
15445 * varasm.c (constant_pool_htab): New function.
15446 (constant_descriptor_tree): Move to cgraph.h.
15448 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15450 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15452 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15454 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15457 2009-07-20 Xinliang David Li <davidxl@google.com>
15459 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15461 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15463 * config/mips/mips.md (move_type): Add arith.
15464 (type): Handle arith.
15465 (zero_extendsidi2): Rename this into ...
15466 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15467 (zero_extendsidi2): New expander.
15468 (*zero_extendsidi2_dext): New pattern.
15470 2009-07-20 Nick Clifton <nickc@redhat.com>
15472 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15473 to set MIPS_ABI_DEFAULT.
15474 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15476 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15478 * tree-object-size.c (addr_object_size): Handle unions with
15479 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15481 PR tree-optimization/40792
15482 * tree.c (build_function_type_skip_args): Remove bogus assert.
15484 2009-07-20 Jan Hubicka <jh@suse.cz>
15485 Martin Jambor <mjambor@suse.cz>
15487 * cgraph.h (combined_args_to_skip): New field.
15488 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15489 combined_args_to_skip and args_to_skip.
15490 * tree-inline.c (update_clone_info): New function.
15491 (tree_function_versioning): Call update_clone_info.
15492 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15494 (cgraph_materialize_all_clones): More extensive dumping, working
15495 with combined_args_to_skip rather than args_to_skip.
15497 2009-07-20 Ira Rosen <irar@il.ibm.com>
15499 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15500 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15501 (get_initial_def_for_reduction): Likewise.
15502 (vectorizable_reduction): Skip the check of first operand in case
15503 of COND_EXPR. Add check that it is outer loop vectorization if
15504 nested cycle was detected. Call vectorizable_condition() for
15505 COND_EXPR. If reduction epilogue cannot be created do not fail for
15506 nested cycles (if it is not double reduction). Assert that there
15507 is only one type in the loop in case of COND_EXPR. Call
15508 vectorizable_condition() to vectorize COND_EXPR.
15509 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15510 Add parameters. Allow nested cycles if called from
15511 vectorizable_reduction(). Use reduction vector variable if provided.
15512 (vect_analyze_stmt): Call vectorizable_reduction() before
15513 vectorizable_condition().
15514 (vect_transform_stmt): Update call to vectorizable_condition().
15516 2009-07-20 Christian Bruel <christian.bruel@st.com>
15518 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15519 * doc/invoke.texi (-mfmovd): Likewise.
15520 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15522 2009-07-20 Jan Hubicka <jh@suse.cz>
15524 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15525 when handling SSA name.
15527 2009-07-19 Jan Hubicka <jh@suse.cz>
15529 PR tree-optimization/40676
15530 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15531 virtual PHIs in empty BBs.
15533 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15535 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15536 re-expanded the compound use gen_lowpart instead to convert to the
15539 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15541 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15542 OUTER_CONST arguments.
15543 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15544 the new wider mode will be masked off.
15545 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15547 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15549 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15550 high-order bits are zero.
15552 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15554 * combine.c (simplify_shift_const_1): Split code to determine
15555 shift_mode into ...
15556 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15557 new bits shifted in are identical to the old sign bit.
15559 2009-07-18 Richard Guenther <rguenther@suse.de>
15562 * gimplify.c (gimplify_call_expr): Reject code using results from
15563 functions returning void.
15565 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15567 * doc/md.texi: Document the new PowerPC "es" constraint.
15568 Document that "m" can include automodified addresses on this target,
15569 and explain how %U must be used. Extend the "Q" and "Z" documentation
15570 to suggest "es" as well as "m".
15571 * config/rs6000/constraints.md (es): New memory constraint.
15572 (Q, Z): Update strings to match new documentation.
15574 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15576 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15577 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15578 * config/rs6000/predicates.md (volatile_mem_operand): Use
15579 offsettable_nonstrict_memref_p.
15580 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15581 (*floatunssidf2_internal): Likewise.
15582 (*fix_truncdfsi2_internal): Likewise.
15583 (*fix_trunctfsi2_internal): Likewise.
15585 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15587 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15588 atmega32u2 devices.
15589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15591 2009-07-17 Richard Guenther <rguenther@suse.de>
15594 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15595 (pass_warn_unused_result): Likewise.
15596 (TODO_set_props): Remove.
15597 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15599 (pass_diagnose_omp_blocks): Define.
15600 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15601 (c_gimple_diagnostics_recursively): Remove.
15602 (finish_function): Do not call it.
15603 (c_write_global_declarations): Continue after errors.
15604 Finalize the CU here.
15605 * c-gimplify.c (c_genericize): Do not gimplify here.
15606 * c-common.c (c_warn_unused_result): Move ...
15607 * tree-cfg.c (do_warn_unused_result): ... here.
15608 (run_warn_unused_result): New function.
15609 (gate_warn_unused_result): New function.
15610 (pass_warn_unused_result): New pass.
15611 * c-common.h (c_warn_unused_result): Remove.
15612 * flags.h (flag_warn_unused_result): Declare.
15613 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15614 * opts.c (flag_warn_unused_result): Initialize to false.
15615 * toplev.c (compile_file): Add comment.
15616 * omp-low.c (create_omp_child_function): Do not register
15617 the function with the frontend.
15618 (diagnose_omp_structured_block_errors): Prepare to be
15619 called as optimization pass.
15620 (gate_diagnose_omp_blocks): New function.
15621 (pass_diagnose_omp_blocks): New pass.
15622 * cgraph.h (cgraph_optimize): Remove.
15623 (cgraph_analyze_function): Likewise.
15624 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15625 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15626 before their parents here.
15627 (cgraph_finalize_function): Not here.
15628 (cgraph_analyze_function): Gimplify functions here.
15629 (cgraph_finalize_compilation_unit): Continue after errors.
15630 Optimize the callgraph from here.
15631 (cgraph_optimize): Make static.
15632 * langhooks.c (write_global_declarations): Finalize the CU.
15633 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15634 (gimplify_function_tree): Assert we gimplify only once.
15635 Set PROP_gimple_any property.
15636 * tree-nested.c (gimplify_all_functions): New function.
15637 (lower_nested_functions): Gimplify all nested functions.
15638 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15639 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15640 and pass_diagnose_omp_blocks after gimplification. Do not
15641 set TODO_set_props on all_lowering_passes.
15642 (execute_one_pass): Do not handle TODO_set_props.
15643 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15644 (gimplify.o): Add tree-pass.h dependency.
15645 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15646 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15647 (unsave_r): Likewise.
15648 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15649 temporary variable.
15651 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15653 * doc/service.texi (Service): Restore previously removed link,
15654 which isn't broken after all.
15656 2009-07-17 Richard Guenther <rguenther@suse.de>
15658 PR tree-optimization/40321
15659 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15660 PHI nodes to the maximal set.
15661 (make_values_for_phi): Add PHI arguments to the maximal set.
15662 (execute_pre): Dump PHI_GEN and the maximal set.
15664 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15667 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15670 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15672 * doc/extend.texi (Nested Functions): Replace broken link with
15674 * doc/service.texi (Service): Remove broken link.
15676 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15679 * builtins.c (expand_builtin_memcmp): Use loc instead of
15680 EXPR_LOCATION (exp).
15681 (expand_builtin_strncmp): Likewise.
15683 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15684 Manuel López-Ibáñez <manu@gcc.gnu.org>
15687 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15688 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15689 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15690 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15691 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15692 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15693 tree-inline.c, c-common.c, c-common.h, gimple.c,
15694 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15695 convert.c: Add location argument to fold_{unary,binary,ternary},
15696 fold_build[123], build_call_expr, build_size_arg,
15697 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15698 fold_build1_initializer, fold_build2_initializer,
15699 fold_build3_initializer, fold_build_call_array,
15700 fold_build_call_array_initializer, fold_single_bit_test,
15701 omit_one_operand, omit_two_operands, invert_truthvalue,
15702 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15703 combine_comparisons, fold_builtin_*, fold_call_expr,
15704 build_range_check, maybe_fold_offset_to_address, round_up,
15707 2009-07-16 Jason Merrill <jason@redhat.com>
15710 * c-common.c (c_common_reswords): Add __is_standard_layout
15712 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15713 * doc/implement-cxx.texi: New.
15714 * doc/gcc.texi: Include it.
15716 2009-07-16 DJ Delorie <dj@redhat.com>
15718 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15719 compares that may be indirectly affected by previous instructions.
15721 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15723 * builtins.c (do_mpc_arg2): New.
15724 (fold_builtin_2): Fold builtin cpow.
15725 * real.h (HAVE_mpc_pow): New.
15727 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15729 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15730 comparison to skip unprofitable schedule
15732 2009-07-16 Simon Baldwin <simonb@google.com>
15734 * gcc.c (option_map): New flag -no-canonical-prefixes.
15735 * (display_help): Print help text for new flag.
15736 * (process_command): Move options translation and language specifics
15737 and handle new flag early. Use it to set a function pointer to a
15738 prefix builder. Replace make_relative_prefix calls with calls to
15739 the function pointed to. Ignore new flag in regular options handling.
15740 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15742 2009-07-15 DJ Delorie <dj@redhat.com>
15744 * config/mep/mep.md (sibcall_internal): Change register to avoid
15745 argument registers.
15746 (sibcall_value_internal): Likewise.
15748 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15750 PR rtl-optimization/40710
15751 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15753 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15755 * config/mips/mips.md (*extenddi_truncate<mode>,
15756 *extendsi_truncate<mode>): Change type attribute to move_type
15757 with shift_shift. Split out code handling exts from here ...
15758 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15760 (*extendhi_truncateqi): Change type attribute to move_type with
15761 shift_shift. Split out code handling exts from here ...
15762 (*extendhi_truncateqi_exts): ... to this new pattern.
15764 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15766 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15767 instead of "and" with inverted sign bit mask value. Use
15768 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15769 Allocate registers only for operand 4 and operand 5.
15771 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15773 PR middle-end/40747
15774 * fold-const.c (fold_cond_expr_with_comparison): When folding
15775 < and <= to MIN, make sure the MIN uses the same type as the
15776 comparison's operands.
15778 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15780 * arm.md (ior_xor): New code iterator.
15781 (split for ior/xor with shift and zero-extend): New split pattern.
15782 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15784 2009-07-15 Richard Guenther <rguenther@suse.de>
15786 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15789 2009-07-15 Richard Guenther <rguenther@suse.de>
15791 PR middle-end/40753
15792 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15794 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15796 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15797 handle 2.6.30 kernel.
15799 2009-07-15 DJ Delorie <dj@redhat.com>
15801 * config/mep/mep.md (sibcall_internal): Change register to allow
15802 for 24-bit addresses.
15803 (sibcall_value_internal): Likewise.
15805 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15807 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15808 that are enabled/disabled by the flags introduced by a previous patch.
15810 2009-07-14 DJ Delorie <dj@redhat.com>
15812 * config/mep/mep.md (sibcall_internal): Include non-toggling
15814 (sibcall_value_internal): Likewise.
15816 2009-07-14 Taras Glek <tglek@mozilla.com>
15817 Rafael Espindola <espindola@google.com>
15819 * doc/sourcebuild.texi: Document install-plugin target.
15820 * configure.ac: Added install-plugin target to language makefiles.
15821 * configure: Regenerate.
15822 * Makefile.in (install-plugin): Install more headers,
15823 depend on lang.install-plugin.
15825 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15827 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15830 2009-07-14 DJ Delorie <dj@redhat.com>
15832 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15833 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15834 * config/mep/mep.md (sibcall_internal): Change test from
15835 mep_vliw_mode_match to mep_vliw_jmp_match.
15836 (sibcall_value_internal): Likewise.
15838 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15840 * config/i386/sse.md (copysign<mode>3): New expander.
15841 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15842 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15843 Use ix86_build_const_vector.
15844 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15845 IX86_BUILTIN_CPYSGNPD.
15846 (builtin_description): Add __builtin_ia32_copysignps and
15847 __builtin_ia32_copysignpd.
15848 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15849 and BUILT_IN_COPYSIGNF.
15851 2009-07-13 Jason Merrill <jason@redhat.com>
15853 * builtins.c (can_trust_pointer_alignment): New fn.
15854 (get_pointer_alignment): Factor it out from here.
15855 * tree.h: Declare it.
15857 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15859 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15862 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15866 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15868 2009-07-14 Richard Guenther <rguenther@suse.de>
15869 Andrey Belevantsev <abel@ispras.ru>
15871 PR middle-end/40745
15872 * cfgexpand.c (partition_stack_vars): Do not bother to update
15873 alias information when not optimizing.
15875 2009-07-14 Richard Guenther <rguenther@suse.de>
15876 Andrey Belevantsev <abel@ispras.ru>
15878 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15879 (pt_solution_set): Likewise.
15880 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15881 * tree-ssa-structalias.c (pt_solution_set): New function.
15882 * final.c (rest_of_clean_state): Free SSA data structures.
15883 * print-rtl.c (print_decl_name): Remove.
15884 (print_mem_expr): Implement in terms of print_generic_expr.
15885 * alias.c (ao_ref_from_mem): New function.
15886 (rtx_refs_may_alias_p): Likewise.
15887 (true_dependence): Query alias-export info.
15888 (canon_true_dependence): Likewise.
15889 (write_dependence_p): Likewise.
15890 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15892 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15893 (mem_expr_equal_p): Use operand_equal_p.
15894 (set_mem_attributes_minus_bitpos): Do not use
15895 component_ref_for_mem_expr.
15896 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15897 (update_alias_info_with_stack_vars): Likewise.
15898 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15899 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15900 explicitly nor clear stmt operands.
15901 Free the decl-to-pointer map.
15902 * tree-optimize.c (execute_free_datastructures): Do not free
15903 SSA data structures here.
15904 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15905 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15906 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15908 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15910 2009-07-13 DJ Delorie <dj@redhat.com>
15912 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15913 unrolling at the right iteration count.
15915 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15918 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15920 * haifa-sched.c (rank_for_schedule): Introduced flags to
15921 enable/disable individual scheduling heuristics.
15922 * common.opt: Introduced flags to enable/disable individual
15923 heuristics in the scheduler.
15924 * doc/invoke.texi: Introduced flags to enable/disable individual
15925 heuristics in the scheduler.
15927 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15929 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15930 config/i386/mingw-tls.c.
15931 * config/i386/mingw-tls.c: Removed.
15933 2009-07-13 Ira Rosen <irar@il.ibm.com>
15935 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15936 checks access only relevant statements.
15937 (vectorizable_reduction): Likewise.
15939 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15941 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15942 just for 32-bit case.
15944 2009-07-12 Jan Hubicka <jh@suse.cz>
15946 PR tree-optimization/40585
15947 * except.c (expand_resx_expr): When there already is resume
15948 instruction, produce linked list.
15949 (build_post_landing_pads): Assert that resume is empty.
15950 (connect_post_landing_pads): Handle resume lists.
15951 (dump_eh_tree): Dump resume list.
15953 2009-07-12 Ira Rosen <irar@il.ibm.com>
15955 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15956 with additional argument.
15957 * tree-vectorizer.h (enum vect_def_type): Add
15958 vect_double_reduction_def.
15959 (vect_is_simple_reduction): Add argument.
15960 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15962 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15963 vect_is_simple_reduction with additional argument.
15964 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15966 (reduction_code_for_scalar_code): Handle additional codes by
15967 returning ERROR_MARK for them. Fix comment and indentation.
15968 (vect_is_simple_reduction): Fix comment, add argument to specify
15969 double reduction. Detect double reduction.
15970 (get_initial_def_for_induction): Fix indentation.
15971 (get_initial_def_for_reduction): Fix comment and indentation.
15972 Handle double reduction. Create initial definitions that do not
15973 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15974 (vect_create_epilog_for_reduction): Fix comment, add argument to
15975 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15976 epilogue result extraction. Create double reduction phi node and
15977 replace relevant uses.
15978 (vectorizable_reduction): Call vect_is_simple_reduction with
15979 additional argument. Fix indentation. Update epilogue code treatment
15980 according to the changes in reduction_code_for_scalar_code. Check
15981 for double reduction. Call vect_create_epilog_for_reduction with
15982 additional argument.
15983 * tree-vect-stmts.c (process_use): Handle double reduction, update
15985 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15986 (vect_get_vec_def_for_operand): Likewise.
15988 2009-07-12 Danny Smith <dansmister@gmail.com>
15990 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15991 dllexport if !TREE_PUBLIC.
15992 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15994 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15996 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15997 (avr_extra_arch_macro) Remove declatation.
15998 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15999 (avr_extra_arch_macro) Declare as static.
16000 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
16002 2009-07-11 Jan Hubicka <jh@suse.cz>
16004 PR middle-end/48388
16005 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
16007 2009-07-11 Jakub Jelinek <jakub@redhat.com>
16010 * dwarf2out.c (dw_fde_struct): Add in_std_section and
16011 cold_in_std_section bits.
16012 (dwarf2out_begin_prologue): Initialize them.
16013 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
16014 if already covered by text_section or cold_text_section range.
16016 PR rtl-optimization/40667
16017 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
16018 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
16019 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
16020 * config/i386/i386.c (ix86_minimum_alignment): New function.
16021 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
16022 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16023 * emit-rtl.c (gen_reg_rtx): Likewise.
16024 * function.c (assign_parms): Likewise. If nominal_type needs
16025 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16026 rather than passed_type's alignment.
16029 * function.c (assign_parm_setup_stack): Adjust
16030 MEM_OFFSET (data->stack_parm) if promoted_mode is different
16031 from nominal_mode on big endian.
16033 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
16035 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16037 2009-07-10 DJ Delorie <dj@redhat.com>
16039 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16041 2009-07-10 Mark Mitchell <mark@codesourcery.com>
16043 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16045 (thumb2_cbnz): Likewise.
16047 2009-07-10 David Daney <ddaney@caviumnetworks.com>
16050 * config.gcc (supported_defaults): Add synci.
16051 (with_synci): Add validation.
16052 (all_defaults): Add synci.
16053 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16056 * config/mips/mips.opt (msynci): New option.
16057 * config/mips/mips.c (mips_override_options): Warn on use of
16058 -msynci for targets that do now support it.
16059 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16061 * gcc/doc/invoke.texi (-msynci): Document the new option.
16062 * doc/install.texi (--with-synci): Document the new option.
16064 2009-07-10 Richard Guenther <rguenther@suse.de>
16066 PR tree-optimization/40496
16067 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16068 the PHI result with a compatible type.
16070 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
16074 * c.opt (Wunused-result): New.
16075 * doc/invoke.texi: Document it.
16076 * c-common.c (c_warn_unused_result): Use it.
16078 2009-07-09 DJ Delorie <dj@redhat.com>
16080 * targhooks.c (default_target_can_inline_p): Rename from
16081 default_target_option_can_inline_p.
16082 * targhooks.h (default_target_can_inline_p): Likewise.
16083 * target-def.h (TARGET_CAN_INLINE_P): Rename from
16084 TARGET_OPTION_CAN_INLINE_P.
16085 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16086 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16087 (mep_target_can_inline_p): Rename from
16088 mep_target_option_can_inline_p.
16091 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16092 registers used to pass vectors.
16094 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16096 2009-07-09 Tom Tromey <tromey@redhat.com>
16098 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
16099 * config/mmix/mmix.c: Include dwarf2.h.
16100 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
16101 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16102 * config/sh/sh.c: Include dwarf2.h.
16103 * config/i386/i386.c: Include dwarf2.h.
16104 * Makefile.in (DWARF2_H): Remove 'elf'.
16105 * except.c: Include dwarf2.h.
16106 * unwind-dw2.c: Include dwarf2.h.
16107 * dwarf2out.c: Include dwarf2.h.
16108 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
16109 * unwind-dw2-fde.c: Include dwarf2.h.
16110 * dwarf2asm.c: Include dwarf2.h.
16112 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16114 * haifa-sched.c (insn_finishes_cycle_p): New static function.
16115 (max_issue): Use it.
16116 * sched-int.h (struct sched_info: insn_finishes_block_p): New
16118 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16119 (region_sched_info): Update.
16120 * sched-ebb.c (ebb_sched_info): Update.
16121 * modulo-sched.c (sms_sched_info): Update.
16122 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16124 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16126 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
16128 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
16130 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16132 2009-07-09 Jakub Jelinek <jakub@redhat.com>
16134 PR middle-end/40692
16135 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
16136 arg1 with arg01 if arg1 is already INTEGER_CST.
16138 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16140 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
16141 Transform (and (truncate)) into (truncate (and)).
16143 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16145 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16146 creating LHS paradoxical subregs. Fix surrounding returns to
16147 use NULL_RTX rather than 0.
16149 2009-07-08 DJ Delorie <dj@redhat.com>
16151 * config/mep/mep.c (mep_option_can_inline_p): New.
16152 (TARGET_OPTION_CAN_INLINE_P): Define.
16154 2009-07-08 Mark Wielaard <mjw@redhat.com>
16157 * dwarf2out.c (add_data_member_location_attribute): When we have
16158 only a constant offset don't emit a new location description using
16159 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16162 2009-07-08 Richard Henderson <rth@redhat.com>
16165 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16166 (enum reg_class): Add CLOBBERED_REGS.
16167 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16168 * config/i386/i386.c (ix86_conditional_register_usage): Moved
16169 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16170 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
16171 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
16172 force 64-bit sibcalls into R11.
16173 * config/i386/constraints.md (U): New constraint.
16174 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16175 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16176 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16178 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
16180 * basic-block.h (dump_regset, debug_regset): Remove duplicate
16182 * c-objc-common.h (c_initialize_diagnostics): Ditto.
16183 * ebitmap.h (dump_ebitmap): Ditto.
16184 * optabs.h (optab_libfunc): Ditto.
16185 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
16186 * tree-flow.h (vect_can_force_dr_alignment_p,
16187 get_vectype_for_scalar_type): Ditto.
16188 (vectorize_loops): Move prototype to ...
16189 * tree-vectorizer.h: ... here. Also, adjust comment.
16190 (vect_set_verbosity_level): Remove duplicate prototype.
16191 * tree-ssa-loop.c: Include tree-vectorizer.h.
16192 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16194 2009-07-08 Nick Clifton <nickc@redhat.com>
16196 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16199 2009-07-08 DJ Delorie <dj@redhat.com>
16201 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16202 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16203 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
16205 * config/mep/intrinsics.md: Regenerated.
16206 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16207 registers when asm() or calls are detected.
16209 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
16212 * gimplify.c (gimplify_expr): Propagate no_warning flag when
16214 * gimple (gimple_build_call_from_tree): Likewise.
16215 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16216 no_warning flag before warning.
16218 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16220 * tree.c (set_expr_locus): Remove.
16221 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16222 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
16224 * gimplify.c (internal_get_tmp_var): Likewise.
16225 (gimplify_call_expr): Likewise.
16226 (gimplify_one_sizepos): Likewise.
16228 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
16231 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16232 to variables for debugging purposes.
16234 2009-06-23 Mark Loeser <mark@halcy0n.com>
16237 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16239 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16241 * pretty-print.c (pp_base_format): Remove %J.
16242 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16243 gcc_cxxdiag_char_table): Likewise.
16244 (init_dynamic_diag_info): Likewise.
16246 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16248 * pretty-print.c (pp_base_format): Remove %H.
16249 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16250 gcc_cxxdiag_char_table): Likewise.
16251 (init_dynamic_diag_info): Likewise.
16252 * config/mep/mep.c (mep_select_section): Likewise.
16254 2009-07-07 Duncan Sands <baldrick@free.fr>
16256 * final.c (pass_clean_state): Give the pass a name.
16257 * passes.c (pass_rest_of_compilation): Likewise.
16258 * tree-optimize.c (pass_all_optimizations): Likewise.
16260 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
16262 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16263 an extra 'decl' for error_at.
16265 2009-07-07 Jakub Jelinek <jakub@redhat.com>
16267 PR middle-end/40669
16268 * tree-tailcall.c (adjust_return_value_with_ops,
16269 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16270 if it has complex or vector type.
16272 2009-07-07 Olivier Hainque <hainque@adacore.com>
16274 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16277 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
16279 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16281 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16283 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
16284 * c-decl.c: Likewise.
16285 * function.c: Likewise.
16286 * varasm.c: Likewise.
16287 * tree-ssa.c: Likewise.
16288 * c-common.c: Likewise.
16289 * tree-cfg.c: Likewise.
16290 * config/spu/spu.c: Likewise.
16291 * config/ia64/ia64.c: Likewise.
16292 * config/v850/v850.c: Likewise.
16294 2009-07-06 DJ Delorie <dj@redhat.com>
16296 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16297 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16298 unspecified accesses to control registers.
16299 * config/mep/intrinsics.md: Regenerate.
16300 * config/mep/intrinsics.h: Regenerate.
16301 * config/mep/mep-intrin.h: Regenerate.
16303 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16305 * c-lex.c: Replace %H by an explicit location. Update all calls.
16306 * c-common.c: Likewise.
16307 * c-decl.c: Likewise.
16308 * c-typeck.c: Likewise.
16309 * fold-const.c: Likewise.
16310 * gimplify.c: Likewise.
16311 * stmt.c: Likewise.
16312 * tree-cfg.c: Likewise.
16313 * tree-ssa-loop-niter.c: Likewise.
16314 * tree-vrp.c: Likewise.
16315 * value-prof.c: Likewise.
16317 2009-07-06 Diego Novillo <dnovillo@google.com>
16319 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16320 if it has one. Handle cases where VAR does not have an
16321 annotation or cfun is NULL.
16323 2009-07-06 Diego Novillo <dnovillo@google.com>
16325 * tree.c: Include debug.h.
16326 (initialize_tree_contains_struct): New.
16327 (init_ttree): Call it.
16328 (tree_node_structure_for_code): Factor out of ...
16329 (tree_node_structure): ... here.
16330 * treestruct.def (TS_PHI_NODE): Remove.
16331 (TS_GIMPLE_STATEMENT): Remove.
16333 2009-07-06 Diego Novillo <dnovillo@google.com>
16335 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16336 (debug_tree_chain): Handle cycles.
16338 2009-07-06 Nick Clifton <nickc@redhat.com>
16339 DJ Delorie <dj@redhat.com>
16341 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16342 __FMOVD_ENABLED__ is defined.
16344 (TARGET_FMOVD): Provide a default definition.
16345 (MASK_FMOVD): Likewise.
16346 (TARGET_CPU_CPP_BUILTINS): Define
16347 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16348 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16349 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16350 (split for DF load from memory into register): Also handle
16351 MEMs which consist of REG+DISP addressing.
16352 (split for DF store from register to memory): Likewise.
16353 (movsf_ie): Always use single fp_mode.
16354 * config/sh/sh.c (sh_override_options): Do not automatically
16355 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16356 that to the -mfmovd command line switch.
16357 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16358 (fldi_ok): Always allow.
16359 * config/sh/sh.opt (mfmovd): Remove this switch.
16360 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16362 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16363 Kaz Kojima <kkojima@gcc.gnu.org>
16365 PR rtl-optimization/30807
16366 * postreload.c (reload_combine): For every new use of REG_SUM,
16367 record the use of BASE.
16369 2009-07-06 Jan Hubicka <jh@suse.cz>
16371 * params.def: Revert my accidental commit at 2009-06-30.
16373 2009-07-04 Ian Lance Taylor <iant@google.com>
16376 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16378 (mingw_format_attribute_overrides): Likewise.
16380 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16383 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16384 don't check cfa.reg. Instead of cfa.indirect use
16385 fde && fde->drap_reg != INVALID_REGNUM test.
16387 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16389 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16391 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16394 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16396 2009-07-03 Richard Guenther <rguenther@suse.de>
16398 PR tree-optimization/40640
16399 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16402 2009-07-03 Jan Hubicka <jh@suse.cz>
16404 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16405 for size, reduce amount of inlining.
16407 2009-07-03 Richard Guenther <rguenther@suse.de>
16409 PR middle-end/34163
16410 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16411 if t +- x is known to not overflow and the conversion widens the
16413 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16415 2009-07-03 Jan Hubicka <jh@suse.cz>
16417 * ipa-pure-const.c (analyze): Update loop optimizer init.
16418 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16419 try_remove_empty_loop, remove_empty_loops): Remove.
16420 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16421 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16422 to mark regular loops as neccesary.
16423 (degenerate_phi_p): New function.
16424 (propagate_necessity, remove_dead_phis): Use it.
16425 (forward_edge_to_pdom): Likewise.
16426 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16427 virtual PHI nodes that became unreachable.
16428 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16429 * tree-flow.h (remove_empty_loops): Remove.
16430 * passes.c (init_optimization_passes): Remove.
16432 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16435 can_create_pseudo_p.
16436 (*fix_trunc<mode>_i387_1): Ditto.
16437 (*floathi<mode>2_1): Ditto.
16438 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16439 (*fistdi2_1): Ditto.
16440 (*fist<mode>2_1): Ditto.
16441 (frndintxf2_floor): Ditto.
16442 (*fist<mode>2_floor_1): Ditto.
16443 (frndintxf2_ceil): Ditto.
16444 (*fist<mode>2_ceil_1): Ditto.
16445 (frndintxf2_trunc): Ditto.
16446 (frndintxf2_mask_pm): Ditto.
16447 (fxam<mode>2_i387_with_temp): Ditto.
16448 * config/i386/sse.md (mulv16qi3): Ditto.
16449 (*sse2_mulv4si3): Ditto.
16451 (sse4_2_pcmpestr): Ditto.
16452 (sse4_2_pcmpistr): Ditto.
16454 2009-07-03 Jan Hubicka <jh@suse.cz>
16456 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16457 (mark_stmt_necessary): Set it.
16458 (mark_operand_necessary): Set it.
16459 (mark_control_dependent_edges_necessary): Set it.
16460 (mark_virtual_phi_result_for_renaming): New function.
16461 (get_live_post_dom): New function.
16462 (forward_edge_to_pdom): New function.
16463 (remove_dead_stmt): Fix handling of control dependences.
16464 (tree_dce_init): Init new bitmap.
16465 (tree_dce_done): Free it.
16467 2009-07-02 Richard Guenther <rguenther@suse.de>
16470 * tree-ssa-structalias.c (new_var_info): Initialize
16473 2009-07-02 Jan Hubicka <jh@suse.cz>
16475 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16478 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16480 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16481 instead of recomputing it. Adjust calls.
16482 (emit_store_flag): Adjust recursive calls.
16484 2009-07-02 Richard Guenther <rguenther@suse.de>
16486 * tree-ssa-live.c (remove_unused_locals): Do not remove
16488 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16489 of DECL_EXTERNAL for HEAP variables.
16490 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16491 HEAP variables. Do not adjust RESTRICT vars.
16492 (find_what_var_points_to): Nobody cares if something
16493 points to READONLY.
16495 2009-07-02 Ben Elliston <bje@au.ibm.com>
16497 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16498 pc_low and pc_high declarations to the top of the function.
16500 2009-07-01 DJ Delorie <dj@redhat.com>
16502 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16503 registers as fixed.
16504 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16505 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16506 unspecified accesses to control registers.
16507 * config/mep/intrinsics.md: Regenerate.
16508 * config/mep/intrinsics.h: Regenerate.
16509 * config/mep/mep-intrin.h: Regenerate.
16511 2009-07-01 Anthony Green <green@moxielogic.com>
16513 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16514 instruction when possible.
16515 (moxie_expand_prologue): Ditto. Also, save an instruction and
16516 some complexity by popping off of $r12 instead of $sp.
16517 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16520 2009-07-01 Richard Henderson <rth@redhat.com>
16523 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16524 contained no insns, reposition note before last insn.
16526 2009-07-01 Richard Henderson <rth@redhat.com>
16529 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16530 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16532 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16535 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16536 darwin9 for printing reg addresses with %y.
16538 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16540 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16541 truncation from operands in binary operations.
16543 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16546 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16547 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16548 subreg of op0 to the original op0.
16550 * expmed.c (store_bit_field_1): Use a temporary as the destination
16551 instead of a paradoxical subreg when we need to truncate the result.
16553 2009-07-01 DJ Delorie <dj@redhat.com>
16555 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16556 names to VLIW variants.
16557 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16558 * config/mep/intrinsics.md: Regenerate.
16559 * config/mep/intrinsics.h: Regenerate.
16560 * config/mep/mep-intrin.h: Regenerate.
16562 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16565 * jump.c (returnjump_p): Revert last patch.
16566 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16568 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16571 * pa.md (casesi32p): Use jump table label to determine the offset
16573 (casesi64p): Likewise.
16575 * pa.c (forward_branch_p): Return bool type. Use instruction
16576 addresses when available. Assert that INSN has a jump label.
16577 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16580 2009-07-01 Richard Guenther <rguenther@suse.de>
16582 PR tree-optimization/19831
16583 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16584 that only act as barriers do not make any previous stores necessary.
16585 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16586 HEAP variables global, do not add a constraint from nonlocal.
16587 (find_func_aliases): Handle escapes through return statements.
16588 (compute_points_to_sets): Make escaped HEAP variables global.
16590 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16593 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16594 after reducing a DImode cstore to SImode.
16596 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16598 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16599 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16601 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16603 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16604 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16606 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16607 and umod_optab if TARGET_BSD_DIVMOD.
16608 * config/vax/lib1funcs.asm: New file.
16609 * config/vax/t-linux: New file.
16610 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16612 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16615 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16616 to type arguments that have void type.
16619 * dwarf2out.c (gen_formal_parameter_die): Call
16620 equate_decl_number_to_die if node is different from origin.
16622 2009-06-30 Anthony Green <green@moxielogic.com>
16624 Clean up moxie port for --enable-build-with-cxx.
16625 * config/moxie/moxie.c (moxie_function_value): First two
16626 parameters are const_tree, not tree.
16627 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16628 (REG_CLASS_NAMES): Ditto.
16629 (REGNO_REG_CLASS): Ditto.
16630 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16631 (moxie_function_value): Fix constyness of arguments.
16633 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16635 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16636 finalize_size_functions before further processing.
16637 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16638 (variable_size): Call self_referential_size on size expressions
16639 that contain a PLACEHOLDER_EXPR.
16640 (size_functions): New static variable.
16641 (copy_self_referential_tree_r): New static function.
16642 (self_referential_size): Likewise.
16643 (finalize_size_functions): New global function.
16644 * tree.c: Include tree-inline.h.
16645 (push_without_duplicates): New static function.
16646 (find_placeholder_in_expr): New global function.
16647 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16649 <tcc_expression>: Likewise.
16650 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16651 the call in the expression.
16652 * tree.h (finalize_size_functions): Declare.
16653 (find_placeholder_in_expr): Likewise.
16654 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16655 (substitute_placeholder_in_expr): Update comment.
16656 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16658 (copy_tree_body_r): Likewise.
16659 (copy_tree_body): New static function.
16660 (maybe_inline_call_in_expr): New global function.
16661 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16662 (maybe_inline_call_in_expr): Declare.
16663 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16664 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16667 2009-06-30 Richard Guenther <rguenther@suse.de>
16669 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16671 (propagate_necessity): Do not mark reaching defs of stores
16674 2009-06-30 Jan Hubicka <jh@suse.cz>
16676 * cfgloopanal.c (check_irred): Move into ...
16677 (mark_irreducible_loops): ... here; return true if ireducible
16679 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16680 (analyze_function): Try to prove loop finiteness.
16681 * cfgloop.h (mark_irreducible_loops): Update prototype.
16682 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16684 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16686 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16688 2009-06-30 Ira Rosen <irar@il.ibm.com>
16690 PR tree-optimization/40542
16691 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16694 2009-06-30 Martin Jambor <mjambor@suse.cz>
16696 PR tree-optimization/40582
16697 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16698 than useless_type_conversion_p.
16699 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16702 2009-06-30 Martin Jambor <mjambor@suse.cz>
16704 PR middle-end/40554
16705 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16707 2009-06-30 Richard Guenther <rguenther@suse.de>
16709 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16710 use ao_ref references.
16711 (walk_aliased_vdefs): Likewise.
16712 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16713 * tree-ssa-dce.c (struct ref_data): Remove.
16714 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16715 (mark_aliased_reaching_defs_necessary): Adjust.
16716 (mark_all_reaching_defs_necessary_1): Likewise.
16718 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16721 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16722 (emit_store_flag_1): Extract from emit_store_flag, adjust
16723 calls to (what now is) emit_cstore.
16724 (emit_store_flag): Call emit_store_flag_1 and also use it
16725 for what used to be recursive calls.
16727 2009-06-30 Wei Guozhi <carrot@google.com>
16730 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16731 if the target bb post dominates from bb.
16732 * config/i386/i386.c (memory_address_length): Check existence of base
16733 register before using it.
16735 2009-06-30 Nick Clifton <nickc@redhat.com>
16736 DJ Delorie <dj@redhat.com>
16738 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16739 __FMOVD_ENABLED__ is defined.
16741 (TARGET_FMOVD): Provide a default definition.
16742 (MASK_FMOVD): Likewise.
16743 (TARGET_CPU_CPP_BUILTINS): Define
16744 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16745 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16746 two fmov instructions depending upon whether TARGET_FMOVD is
16748 (split for DF load from memory into register): Also handle
16749 MEMs which consist of REG+DISP addressing.
16750 (split for DF store from register to memory): Likewise.
16751 * config/sh/sh.opt (mfmovd): Remove this switch.
16752 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16753 * config/sh/sh.c (sh_override_options): Do not automatically
16754 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16755 that to the -mfmovd command line switch.
16757 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16759 (fldi_ok): Always allow.
16760 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16762 2009-06-29 DJ Delorie <dj@redhat.com>
16764 * doc/install.texi (mep-x-elf): Correct chip's full name.
16766 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16768 * doc/extend.texi: Fix typo.
16770 2009-06-29 Tom Tromey <tromey@redhat.com>
16772 * dwarf2.h: Remove.
16773 * Makefile.in (DWARF2_H): New variable.
16774 (except.o): Use it.
16775 (dwarf2out.o): Likewise.
16776 (dwarf2asm.o): Likewise.
16777 * config/i386/t-i386: Use DWARF2_H.
16778 * except.c: Include elf/dwarf2.h.
16779 * unwind-dw2.c: Include elf/dwarf2.h.
16780 * dwarf2out.c: Include elf/dwarf2.h.
16781 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16782 <dtprel>: New field.
16783 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16784 (size_of_loc_descr): Likewise.
16785 (output_loc_operands_raw): Likewise.
16786 (output_loc_operands): Handle new dtprel field.
16787 (loc_checksum): Update.
16788 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16789 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16790 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16791 * dwarf2asm.c: Include elf/dwarf2.h.
16792 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16793 * config/mmix/mmix.c: Include elf/dwarf2.h.
16794 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16795 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16796 * config/sh/sh.c: Include elf/dwarf2.h.
16797 * config/i386/i386.c: Include elf/dwarf2.h.
16799 2009-06-29 DJ Delorie <dj@redhat.com>
16801 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16803 * doc/extend.texi: Add MeP attributes and pragmas.
16804 * doc/invoke.text: Add MeP Options.
16805 * doc/contrib.texi: Add MeP contribution.
16806 * doc/md.texi: Add MeP constraints.
16807 * doc/install.texi: Add MeP target.
16809 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16811 * target.h (struct gcc_target): Add frame_pointer_required field.
16812 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16813 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16814 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16816 * reload1.c (update_eliminables): (Ditto.).
16817 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16818 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16819 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16821 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16823 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16824 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16825 (arm_frame_pointer_required): New function.
16827 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16828 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16829 (avr_frame_pointer_required_p): Declare as static.
16830 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16832 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16833 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16834 (bfin_frame_pointer_required): Make as static, change return type
16836 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16838 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16839 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16840 (cris_frame_pointer_required): New function.
16842 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16844 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16845 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16846 (fr30_frame_pointer_required): New function.
16848 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16849 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16850 (frv_frame_pointer_required): Make as static, change return type
16852 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16854 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16855 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16856 (ix86_frame_pointer_required): Make as static, change return type to
16858 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16860 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16861 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16863 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16865 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16867 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16869 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16870 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16871 (mips_frame_pointer_required): Make as static.
16872 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16874 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16875 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16876 (mmix_frame_pointer_required): Mew function.
16878 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16879 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16881 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16883 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16885 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16887 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16888 (CAN_ELIMINATE): Redefine.
16889 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16890 (sparc_frame_pointer_required): New function.
16891 (sparc_can_eliminate): New function.
16892 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16894 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16895 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16897 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16898 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16899 (xtensa_frame_pointer_required): Make as static, change return type
16901 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16904 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16906 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16907 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16908 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16909 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16910 (register_callback): Handle PLUGIN_START_UNIT.
16911 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16913 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16915 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16917 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16918 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16920 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16922 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16925 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16927 * doc/extend.texi (Additional Floating Types): __float128 is also
16928 supported on i386 targets.
16930 2009-06-29 Richard Guenther <rguenther@suse.de>
16932 PR middle-end/14187
16933 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16935 (pt_solutions_same_restrict_base): Declare.
16936 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16938 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16939 (make_constraint_from, make_copy_constraint): Move earlier.
16940 (make_constraint_from_heapvar): New function.
16941 (make_constraint_from_restrict): Likewise.
16942 (handle_lhs_call): Use it.
16943 (find_func_aliases): Use it to track conversions to restrict
16944 qualified pointers.
16945 (struct fieldoff): Add only_restrict_pointers flag.
16946 (push_fields_onto_fieldstack): Initialize it.
16947 (create_variable_info_for): Track global restrict qualified pointers.
16948 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16949 Track restrict qualified pointer arguments.
16950 (set_uids_in_ptset): Use varinfo is_global_var flag.
16951 (find_what_var_points_to): Set the vars_contains_restrict flag.
16952 Always create the points-to solution for sets including restrict tags.
16953 (pt_solutions_same_restrict_base): New function.
16954 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16955 qualified pointers use pt_solutions_same_restrict_base as
16956 additional source for disambiguation.
16958 2009-06-29 Richard Guenther <rguenther@suse.de>
16960 PR middle-end/38212
16961 * alias.c (find_base_decl): Remove.
16962 (get_deref_alias_set_1): Remove restrict handling.
16963 * c-common.c (c_apply_type_quals_to_decl): Do not set
16964 DECL_POINTER_ALIAS_SET.
16965 * gimplify.c (find_single_pointer_decl_1): Remove.
16966 (find_single_pointer_decl): Likewise.
16967 (internal_get_tmp_var): Remove restrict handling.
16968 (gimple_regimplify_operands): Likewise.
16969 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16970 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16971 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16972 * tree.c (restrict_base_for_decl): Remove.
16973 (init_ttree): Do not allocate it.
16974 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16975 LABEL_DECL_UID for label decls.
16976 (copy_node_stat): Do not copy restrict information.
16977 (decl_restrict_base_lookup): Remove.
16978 (decl_restrict_base_insert): Likewise.
16979 (print_restrict_base_statistics): Likewise.
16980 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16981 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16982 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16983 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16984 (LABEL_DECL_UID): Adjust.
16985 (DECL_BASED_ON_RESTRICT_P): Remove.
16986 (DECL_GET_RESTRICT_BASE): Likewise.
16987 (SET_DECL_RESTRICT_BASE): Likewise.
16988 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16990 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16991 instead of DECL_POINTER_ALIAS_SET.
16992 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16993 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16994 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16996 2009-06-29 Richard Guenther <rguenther@suse.de>
16998 PR tree-optimization/40579
16999 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
17000 the IL to simplify has constants that overflowed.
17002 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
17004 PR tree-optimization/40550
17005 * tree-vect-generic.c (expand_vector_operations_1): Compute in
17006 vector_compute_type only when the size of vector_compute_type is
17007 less than the size of type.
17009 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
17011 * fold-const.c (contains_label_1): Fix comments.
17012 (contains_label_p): Do not walk trees multiple time.
17014 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17016 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
17017 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
17018 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
17019 ix86_fp_comparison_operator.
17020 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
17021 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
17022 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17023 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17024 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17025 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17026 (related splits): Change predicate to ix86_fp_comparison_operator.
17027 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17028 instead of ix86_fp_comparison_codes.
17029 (ix86_trivial_fp_comparison_operator,
17030 ix86_fp_comparison_operator): New.
17031 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17032 (ix86_expand_compare): Eliminate last two parameters.
17033 (ix86_fp_jump_nontrivial_p): Kill.
17034 * config/i386/i386.c (put_condition_code): Eliminate call to
17035 ix86_fp_comparison_codes and subsequent assertion.
17036 (ix86_fp_comparison_codes): Eliminate.
17037 (ix86_fp_swap_condition): New.
17038 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17039 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17040 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17041 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17042 and ix86_fp_swap_condition.
17043 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17044 Use ix86_fp_comparison_strategy.
17045 (ix86_expand_compare): Likewise. Eliminate last two arguments.
17046 (ix86_fp_jump_nontrivial_p): Eliminate.
17047 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
17048 call to ix86_expand_compare.
17049 (ix86_split_fp_branch, ix86_expand_setcc,
17050 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17051 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17053 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17055 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17056 related to jump_clobbers.
17057 * config/arm/arm.md (conds): Remove jump_clob case.
17058 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17059 splits): Change comparison_operator to arm_comparison_operator.
17060 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17063 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17065 * dojump.c (do_compare_rtx_and_jump): Try swapping the
17066 condition for floating point modes.
17067 * expmed.c (emit_store_flag_1): Move here a bigger part
17068 of emit_store_flag.
17069 (emit_store_flag): Try swapping the condition for floating point
17071 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17073 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17075 * expr.c (expand_expr_real_1): Just use do_store_flag.
17076 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
17077 emit_store_flag_force.
17078 * expmed.c (emit_store_flag_force): Copy here trick
17079 previously in expand_expr_real_1. Try reversing the comparison.
17080 (emit_store_flag_1): Work if target is NULL.
17081 (emit_store_flag): Work if target is NULL, using the result mode
17082 from the comparison. Use split_comparison, restructure final part
17083 to simplify conditionals.
17085 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17087 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17088 * dojump.c (do_jump): Change handling of floating-point
17089 ops to use just do_compare_and_jump.
17090 (split_comparison): New.
17091 (do_compare_rtx_and_jump): Add here logic coming previously
17092 in do_jump, using split_comparison.
17094 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
17097 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17099 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17101 * tree-ssa-alias.c: Fix unintentional commit.
17103 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17105 * passes.c (execute_one_pass): Fix unintentional commit.
17107 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17109 * df-problems.c (df_set_seen, df_unset_seen): Delete.
17110 (df_rd_local_compute, df_md_local_compute): Inline them.
17112 (df_md_scratch): New.
17113 (df_md_alloc, df_md_free): Allocate/free it.
17114 (df_md_local_compute): Only include live registers in init.
17115 (df_md_transfer_function): Prune the in-set computed by
17116 the confluence function, and the gen-set too.
17118 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17120 PR rtl-optimization/26854
17121 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17122 * df-problems.c (df_rd_add_problem): Fix comment.
17123 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17124 df_md_simulate_artificial_defs_at_top,
17125 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17126 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17127 df_md_transfer_function, df_md_init, df_md_confluence_0,
17128 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17129 problem_MD, df_md_add_problem): New.
17130 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17131 df_md_get_bb_info): New.
17132 (DF_LAST_PROBLEM_PLUS1): Adjust.
17134 * Makefile.in (fwprop.o): Include domwalk.h.
17135 * fwprop.c: Include domwalk.h.
17136 (reg_defs, reg_defs_stack): New.
17137 (bitmap_only_bit_between): Remove.
17138 (process_defs): New.
17139 (process_uses): Use reg_defs and local_md instead of
17140 bitmap_only_bit_between and local_rd.
17141 (single_def_use_enter_block): New, from build_single_def_use_links.
17142 (single_def_use_leave_block): New.
17143 (build_single_def_use_links): Remove code moved to
17144 single_def_use_enter_block, invoke domwalk.
17145 (use_killed_between): Adjust comment.
17147 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17149 * bitmap.h (bitmap_ior_and_into): New.
17150 * bitmap.c (bitmap_ior_and_into): New.
17152 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17154 * domwalk.h (struct dom_walk_data): Remove all callbacks except
17155 before_dom_children_before_stmts and after_dom_children_after_stmts.
17156 Rename the two remaining callbacks to just before_dom_children and
17157 after_dom_children. Remove other GIMPLE statement walking bits.
17158 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
17159 * graphite.c: Do not include domwalk.h.
17160 * tree-into-ssa.c (interesting_blocks): New global.
17161 (struct mark_def_sites_global_data): Remove it and names_to_rename.
17162 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17163 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17164 now that they're not domwalk callbacks.
17165 (rewrite_initialize_block): Rename to...
17166 (rewrite_enter_block): ... this, place after called functions. Test
17167 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17168 (rewrite_finalize_block): Rename to...
17169 (rewrite_leave_block): ... this, place after called functions.
17170 (rewrite_update_init_block): Rename to...
17171 (rewrite_update_enter_block): ... this, place after called functions.
17172 Test interesting_blocks, call rewrite_update_stmt and
17173 rewrite_update_phi_arguments.
17174 (rewrite_update_fini_block): Rename to...
17175 (rewrite_leave_block): ... this, place after called functions.
17176 (rewrite_blocks): Remove last argument, simplify initialization of
17178 (mark_def_sites_initialize_block): Rename to...
17179 (mark_def_sites_block): ... this, call mark_def_sites.
17180 (mark_def_sites_blocks): Remove argument, simplify initialization of
17182 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17183 (update_ssa): Likewise.
17184 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17186 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17187 (dom_opt_initialize_block): Rename to...
17188 (dom_opt_enter_block): ... this, place after called functions. Walk
17189 statements here, inline propagate_to_outgoing_edges.
17190 (dom_opt_finalize_block): Rename to...
17191 (dom_opt_leave_block): ... this, place after called functions.
17192 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17194 (dse_enter_block, dse_record_phi): New.
17195 (dse_record_phis): Delete.
17196 (dse_finalize_block): Rename to...
17197 (dse_leave_block): ... this.
17198 (tree_ssa_dse): Simplify initialization of walk_data.
17199 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
17200 Adjust initialization of walk_data.
17201 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17202 * tree-ssa-loop-phiopt.c (get_non_trapping):
17203 Adjust initialization of walk_data.
17204 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17205 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17206 it's not a domwalk callback.
17207 (uncprop_initialize_block): Rename to...
17208 (dse_enter_block): ... this, call uncprop_into_successor_phis.
17209 (dse_finalize_block): Rename to...
17210 (dse_leave_block): ... this.
17211 (tree_ssa_uncprop): Simplify initialization of walk_data.
17212 * Makefile.in: Adjust dependencies.
17214 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
17216 * arm.md (casesi): Fix test for Thumb1.
17217 (thumb1_casesi_internal_pic): Likewise.
17218 (thumb1_casesi_dispatch): Likewise.
17220 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
17222 * config/arm/arm-cores.def: Added core cortex-m0.
17223 * config/arm/arm-tune.md: Regenerated.
17224 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17226 2009-06-26 DJ Delorie <dj@redhat.com>
17228 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17230 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
17231 the scheduler doesn't tag jump insns.
17233 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
17235 * c-decl.c (merge_decls): Re-indent.
17237 2009-06-26 Janis Johnson <janis187@us.ibm.com>
17240 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17241 Special-case decimal float constants.
17243 2009-06-26 Richard Henderson <rth@redhat.com>
17245 * function.h (struct function): Add cannot_be_copied_reason,
17246 and cannot_be_copied_set.
17247 * tree-inline.c (has_label_address_in_static_1): Rename from
17248 inline_forbidden_p_2; don't set inline_forbidden_reason here.
17249 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17250 don't set inline_forbidden_reason.
17251 (copy_forbidden): New function, split out of inline_forbidden_p.
17252 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17253 (inline_forbidden_p): Use copy_forbidden.
17254 (tree_versionable_function_p): Likewise.
17255 (inlinable_function_p): Merge into tree_inlinable_function_p.
17256 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17257 * ipa-cp.c (ipcp_versionable_function_p): New function.
17258 (ipcp_cloning_candidate_p): Use it.
17259 (ipcp_node_modifiable_p): Likewise.
17261 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
17263 * builtins.c (expand_builtin_alloca): Handle builtin alloca
17264 that is marked not to be inlined. Remove flag_mudflap use.
17265 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17266 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17268 2009-06-26 Steve Ellcey <sje@cup.hp.com>
17271 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17272 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17274 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
17276 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17278 (__mingwthr_remove_key_dtor): Likewise.
17280 2009-06-26 Richard Guenther <rguenther@suse.de>
17282 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17284 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
17286 PR middle-end/40525
17287 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17288 try the non-cond_exec path also.
17290 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17293 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17294 (output_cbranch): Use new functions.
17295 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17298 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17299 Pat Haugen <pthaugen@us.ibm.com>
17300 Revital Eres <ERES@il.ibm.com>
17302 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17303 for %c error. Add %x support to print VSX registers as a unified
17304 register set, instead of separate float and altivec registers.
17305 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17306 %y case, and add support for VSX pre-modify addresses.
17307 (output_toc): Add assert for CONST containing an integer constant
17309 (rs6000_adjust_cost): Add POWER7 support.
17310 (insn_must_be_first_in_group): Ditto.
17311 (insn_must_be_last_in_group): Ditto.
17312 (rs6000_emit_popcount): Ditto.
17313 (rs6000_vector_mode_supported_p): Ditto.
17315 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17316 Change some of the functions called by macros to being called
17317 through a pointer, so debug functions can be inserted if
17318 -mdebug=addr or -mdebug=cost.
17319 (rs6000_preferred_reload_class_ptr): Ditto.
17320 (rs6000_secondary_reload_class_ptr): Ditto.
17321 (rs6000_secondary_memory_needed_ptr): Ditto.
17322 (rs6000_cannot_change_mode_class_ptr): Ditto.
17323 (rs6000_secondary_reload_inner): Ditto.
17324 (rs6000_legitimize_reload_address): Ditto.
17325 (rs6000_legitimize_reload_address_ptr): Ditto.
17326 (rs6000_mode_dependent_address): Ditto.
17327 (rs6000_mode_dependent_address_ptr): Ditto.
17329 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17330 function to return true if the mode allows reg + integer
17332 (virtual_stack_registers_memory_p): New function to return true if
17333 the address refers to a virtual stack register.
17334 (rs6000_legitimate_offset_address_p): Move code to say whether a
17335 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17337 (rs6000_legitimate_address_p): Add checks for modes that only can
17338 do reg+reg addressing. Start adding VSX support.
17339 (rs6000_legitimize_reload_address): Ditto.
17340 (rs6000_legitimize_address): Ditto.
17341 (rs6000_debug_legitimate_address_p): New debug functions for
17342 -mdebug=addr and -mdebug=cost.
17343 (rs6000_debug_rtx_costs): Ditto.
17344 (rs6000_debug_address_costs): Ditto.
17345 (rs6000_debug_adjust_cost): Ditto.
17346 (rs6000_debug_legitimize_address): Ditto.
17347 (rs6000_legitimize_reload_address_ptr): Point to call normal
17348 function or debug function. Make functions called via pointer
17350 (rs6000_mode_dependent_address_ptr): Ditto.
17351 (rs6000_secondary_reload_class_ptr): Ditto.
17352 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17353 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17354 into a friendlier error.
17355 (rs6000_init_builtins): Add initial VSX support.
17356 (rs6000_adjust_cost): Fix some spacing issues.
17358 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17359 (REG_CLASS_NAMES): Ditto.
17360 (REG_CLASS_CONTENTS): Ditto.
17361 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17362 pointer, to add -mdebug=addr support.
17363 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17364 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17365 -mdebug=addr support.
17366 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17367 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17368 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17370 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17372 (bswapsi*): Set attribute types for load/store. Add combiner
17373 patterns to eliminate zero extend on 64-bit.
17374 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17375 stdbrx if the hardware supports those instructions.
17377 2009-06-25 Ian Lance Taylor <iant@google.com>
17379 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17380 (Link Options): Document -static-libstdc++.
17382 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17385 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17386 DATA_ALIGNMENT instead.
17388 2009-06-25 Richard Guenther <rguenther@suse.de>
17390 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17391 indirect references against the callused/escaped solutions.
17392 (call_may_clobber_ref_p_1): Likewise.
17394 2009-06-25 Martin Jambor <mjambor@suse.cz>
17396 PR tree-optimization/40493
17397 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17398 (enum unscalarized_data_handling): New type.
17399 (handle_unscalarized_data_in_subtree): Return what has been done.
17400 (load_assign_lhs_subreplacements): Handle left flushes differently.
17401 (sra_modify_assign): Use unscalarized_data_handling, simplified
17402 condition determining whether to remove the statement.
17404 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17406 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17407 excerpt - @ should be doubled for texinfo.
17409 2009-06-24 Ian Lance Taylor <iant@google.com>
17411 * config/arc/arc.c: Include "df.h".
17412 (arc_attribute_table): Make static. Move higher in file.
17413 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17414 (output_shift): Initialize n later to avoid warning.
17415 * config/arm/arm.c (arm_attribute_table): Make static. Move
17417 * config/avr/avr.c (avr_attribute_table): Make static. Move
17419 (reg_class_tab): Change array type from int to enum reg_class.
17420 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17422 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17423 (lshrhi3_out): Likewise.
17424 (class_likely_spilled_p): Change return type to bool.
17425 (avr_rtx_costs): Use local code variable with enum type.
17426 * config/avr/avr.md (movmemhi): Use add_reg_note.
17427 (andhi3, andsi3): Don't use AS2 with "and".
17428 (iorhi3, iorsi3): Don't use AS2 with "or".
17429 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17430 * config/crx/crx.c: Include "df.h".
17431 (crx_attribute_table): Make static.
17432 * config/m32r/m32r.c: Include "df.h".
17433 (m32r_attribute_table): Make static. Move higher in file.
17434 (pop): Use add_reg_note.
17435 (block_move_call): Change 0 to LCT_NORMAL in function call.
17436 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17437 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17438 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17439 declare, not just when TREE_CODE is defined.
17440 * config/m68hc11/m68hc11.c: Include "expr.h".
17441 (m68hc11_attribute_table): Make static. Move higher in file.
17442 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17444 (m68hc11_register_indirect_p): Likewise.
17445 (m68hc11_function_arg_padding): Change return type to enum
17447 (emit_move_after_reload): Use add_reg_note.
17448 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17449 (m68hc11_split_logical): Likewise.
17450 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17452 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17453 to VOIDmode in function call.
17454 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17456 (m68hc11_split_logical): Update declaration.
17457 (m68hc11_function_arg_padding): Update declaration.
17458 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17459 to array of enum reg_class.
17460 (mcore_attribute_table): Make static. Move higher in file.
17461 (mcore_rtx_costs): Add cast to enum type.
17462 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17463 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17464 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17466 * config/sh/predicates.md (trapping_target_operand): Rename and to
17468 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17470 * config/spu/spu.c (spu_attribute_table): Make static. Move
17472 * config/v850/v850.c (v850_attribute_table): Make static. Move
17474 (v850_rtx_costs): Use local code with enum type.
17475 (expand_epilogue): Add cast.
17476 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17478 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17481 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17482 -m2a-single-only and -m2a-nofpu.
17483 * config/sh/sh.opt: Document m2a generates FPU code.
17485 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17487 * defaults.h (CAN_ELIMINATE): Provide default.
17488 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17489 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17490 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17491 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17492 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17493 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17494 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17495 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17496 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17497 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17499 2009-06-24 DJ Delorie <dj@redhat.com>
17501 * mep-ext-cop.cpu: Fix copyright notice.
17502 * mep-default: Fix copyright notice.
17503 * mep-core: Fix copyright notice.
17504 * mep: Fix copyright notice.
17505 * mep-ivc2: Fix copyright notice.
17506 * mep-c5: Fix copyright notice.
17508 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17510 * doc/contrib.texi (Contributors):
17512 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17514 PR middle-end/40501
17515 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17516 src and dst operands if necessary.
17518 2009-06-23 DJ Delorie <dj@redhat.com>
17521 * config.gcc: Add mep support.
17522 * recog.c: Resurrect validate_replace_rtx_subexp().
17523 * recog.h: Likewise.
17524 * config/mep/: Add new port:
17525 * config/mep/constraints.md: New file.
17526 * config/mep/default.h: New file.
17527 * config/mep/intrinsics.h: New file.
17528 * config/mep/intrinsics.md: New file.
17529 * config/mep/ivc2-template.h: New file.
17530 * config/mep/mep-c5.cpu: New file.
17531 * config/mep/mep-core.cpu: New file.
17532 * config/mep/mep-default.cpu: New file.
17533 * config/mep/mep-ext-cop.cpu: New file.
17534 * config/mep/mep-intrin.h: New file.
17535 * config/mep/mep-ivc2.cpu: New file.
17536 * config/mep/mep-lib1.asm: New file.
17537 * config/mep/mep-lib2.c: New file.
17538 * config/mep/mep-pragma.c: New file.
17539 * config/mep/mep-protos.h: New file.
17540 * config/mep/mep-tramp.c: New file.
17541 * config/mep/mep.c: New file.
17542 * config/mep/mep.cpu: New file.
17543 * config/mep/mep.h: New file.
17544 * config/mep/mep.md: New file.
17545 * config/mep/mep.opt: New file.
17546 * config/mep/predicates.md: New file.
17547 * config/mep/t-mep: New file.
17549 2009-06-23 Ian Lance Taylor <iant@google.com>
17551 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17552 from loose_warn into c_loose_warn and from strict_warn into
17553 c_strict_warn. Set and substitute warn_cxxflags. Check for
17554 --enable-build-with-cxx. Set and substitute
17555 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17556 * Makefile.in (CXXFLAGS): New variable.
17557 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17558 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17559 the default is the same as $(STRICT_WARN).
17560 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17561 (CXX): New variable.
17562 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17563 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17564 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17565 (HOST_LIBS): New variable.
17566 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17567 (ALL_CXXFLAGS): New variable.
17568 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17569 * doc/install.texi (Configuration): Document
17570 --enable-build-with-cxx, --with-stage1-ldflags,
17571 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17572 * configure: Rebuild.
17574 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17576 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17577 from previous commit.
17579 2009-06-23 Ian Lance Taylor <iant@google.com>
17581 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17583 2009-06-23 Ian Lance Taylor <iant@google.com>
17585 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17586 with ATTRIBUTE_UNUSED.
17588 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17589 Pat Haugen <pthaugen@us.ibm.com>
17590 Revital Eres <eres@il.ibm.com>
17592 * config.in (HAVE_AS_POPCNTD): Add default definition.
17593 (HAVE_AS_LWSYNC): Ditto.
17595 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17597 (gcc_cv_as_powerpc_cmpb): Ditto.
17598 (gcc_cv_as_powerpc_dfp): Ditto.
17599 (gcc_cv_as_powerpc_vsx): Ditto.
17600 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17601 supporting the popcntd/lwsync instructions.
17602 (gcc_cv_as_powerpc_lwsync): Ditto.
17603 * configure: Regenerate.
17605 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17606 -mcpu=native and -mcpu=power7.
17607 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17609 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17610 a variable instead of a mask to reduce the number of mask bits.
17611 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17612 (-mbit-word): Ditto.
17613 (-mregnames): Ditto.
17614 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17615 (-mfused-madd): Ditto.
17617 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17619 (-mvsx): New switch for VSX instructions.
17620 (-misel): Move from a variable to a mask to allow it to be set by
17623 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17624 function declaration to an array declaration.
17625 (rs6000_hard_regno_nregs): New external array declaration.
17627 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17628 files included by rs6000.md.
17630 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17631 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17633 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17635 (rs6000_debug_reg): New -mdebug= variables.
17636 (rs6000_debug_addr): Ditto.
17637 (rs6000_debug_cost): Ditto.
17638 (rs6000_pmode): New variable to hold Pmode.
17639 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17640 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17641 calculated at compiler start.
17642 (rs6000_hard_regno_nregs): Change function to an array which holds
17643 HARD_REGNO_NREGS calculated at compiler start.
17644 (rs6000_explicit_options): Delete isel field.
17645 (rs6000_vector_unit): New array to hold which vector unit
17646 supports arithmetic options for a given type.
17647 (rs6000_vector_mem): New array to hold which vector unit supports
17648 memory reference operations for a given type.
17649 (rs6000_vector_align): New array to given the alignment of each
17651 (power7_cost): New basic costs for power7.
17652 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17653 (rs6000_hard_regno_nregs_internal): New function, moved from
17654 HARD_REGNO_NREGS, to calculate the number of registers each hard
17655 register takes for each type.
17656 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17657 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17658 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17659 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17660 unit information here so it is calculated once at compiler startup
17662 (rs6000_override_options): Make -misel a target mask. Add more
17663 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17664 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17666 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17667 (rs6000_handle_option): Move -misel from variable to target mask.
17668 (rs6000_builtin_mask_for_load): Add VSX support.
17669 (rs6000_conditional_register_usage): Ditto.
17670 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17671 (function_arg_boundary): Ditto.
17672 (rs6000_expand_builtin): Ditto.
17673 (def_builtin): Make abort message a little friendlier.
17674 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17676 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17677 assembler support the popcntd instruction instead of a vsx
17678 instruction to enable power7 support.
17679 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17680 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17681 option to the assembler if -mcpu=native.
17682 (ASM_CPU_NATIVE_SPEC): Ditto.
17683 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17685 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17686 the lwsync instruction.
17687 (enum processor_type): Add PROCESSOR_POWER7.
17688 (rs6000_debug_reg): New -mdebug= options.
17689 (rs6000_debug_addr): Ditto.
17690 (rs6000_debug_cost): Ditto.
17691 (rs6000_isel): Delete.
17692 (enum rs6000_vector): New enum to say what vector unit we have.
17693 (VECTOR_UNIT_*): New macros to say which vector unit has
17694 arithmetic operations for a given type.
17695 (VECTOR_MEM_*): New macros to say which vector unit has memory
17696 operations for a given type.
17697 (TARGET_LDBRX): Whether the machine supports the ldbrx
17699 (TARGET_ISEL): Delete, -misel moved to be a mask.
17700 (TARGET_ISEL64): New macro for 64-bit isel support.
17701 (UNITS_PER_VSX_WORD): New macro.
17702 (POINTER_SIZE): Move to be an external variable, rather than
17703 calculating whether we are generating 32 ot 64-bit code.
17705 (STACK_BOUNDARY): Add VSX support.
17706 (LOCAL_ALIGNMENT): Ditto.
17707 (SLOW_UNALIGNED_ACCESS): Ditto.
17708 (VSX_REGNO_P): New macro for VSX support.
17709 (VFLOAT_REGNO_P): Ditto.
17710 (VINT_REGNO_P): Ditto.
17711 (VLOGICAL_REGNO_P): Ditto.
17712 (VSX_VECTOR_MODE): Ditto.
17713 (VSX_SCALAR_MODE): Ditto.
17715 (VSX_MOVE_MODE): Ditto.
17716 (VSX_REG_CLASS_P): Ditto.
17717 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17719 (UNITS_PER_SIMD_WORD): Add VSX support.
17720 (MODES_TIEABLE_P): Ditto.
17721 (STARTING_FRAME_OFFSET): Ditto.
17722 (STACK_DYNAMIC_OFFSET): Ditto.
17723 (EPILOGUE_USES): Ditto.
17724 (REGNO_REG_CLASS): Move to array lookup.
17725 (CLASS_MAX_NREGS): Ditto.
17726 (rs6000_vector_reg_class): Add declaration.
17727 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17728 overlap with the floating point and Altivec registers.
17730 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17732 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17733 give the appropriate asm switches if -mcpu=native.
17734 (host_detect_local_cpu): Add support for "asm".
17735 (host_detect_local_cpu): Follow GNU code guidelines for name.
17737 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17738 -mbit-word to a variable instead of being a target mask.
17740 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17741 emit the lwsync instruction instead of emitting the instruction as
17742 an integer constant.
17744 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17745 fixuns_trundfsi2, move expander into rs6000.md.
17747 * config/rs6000/rs6000.md (cpu): Add power7.
17748 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17749 (logical predicate patterns): Change the single instruction
17750 primitives that set CR0 to be fast_compare instead of compare.
17752 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17753 (popcntddi2): Ditto.
17754 (popcount<mode>): Ditto.
17755 (floating multiply/add insns): Name the floating point
17756 multiply/add insns.
17757 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17758 (isel_unsigned_<mode>): Ditto.
17759 (fixuns_trundfsi2): Move expander here from spe.md.
17760 (smindi3): Define if we have -misel on 64-bit systems.
17765 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17767 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17769 * config/avr/avr.c (avr_current_device): New variable.
17770 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17771 (avr_arch, mcu_type_s): Move to avr.h.
17772 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17773 default_data_section_start fields.
17774 (avr_arch): Moved from avr.c.
17775 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17776 library_name fields.
17777 (avr_current_device, avr_mcu_types, avr_arch_types,
17778 avr_device_to_arch, avr_device_to_data_start,
17779 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17780 (EXTRA_SPEC_FUNCTIONS): Define.
17781 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17782 options mapping. Use device_to_arch and device_to_data_start insted.
17783 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17784 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17785 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17786 * config/avr/driver-avr.c: New file.
17787 * config/avr/avr-devices.c: New file.
17789 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17791 * var-tracking.c (unshare_variable): Force initialized to
17792 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17793 (set_variable_part): Likewise.
17794 (struct variable_union_info): Remove pos_src field.
17795 (vui_vec, vui_allocated): New variables.
17796 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17797 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17798 == 1 use a simpler sorting algorithm. Compute pos field right
17799 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17800 Avoid quadratic comparison if !flag_var_tracking_uninit.
17801 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17802 unshare_variable unconditionally.
17803 (dataflow_set_different_2): Removed.
17804 (dataflow_set_different): Don't traverse second hash table.
17805 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17806 unconditionally to var_reg_set or var_mem_set.
17807 (emit_notes_in_bb): Likewise.
17808 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17810 (emit_note_insn_var_location): Don't set initialized to
17811 VAR_INIT_STATUS_INITIALIZED early.
17812 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17814 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17816 * tree-object-size.c (addr_object_size): Instead of checking
17817 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17818 are no FIELD_DECLs following it.
17820 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17822 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17823 order to match bswaps with signed source operands.
17825 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17827 * sdbout.c (sdbout_one_type): Fix braces in switch.
17829 2009-06-23 Richard Guenther <rguenther@suse.de>
17831 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17833 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17834 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17835 var_callused, callused_tree, var_storedanything, storedanything_tree,
17836 var_integer, integer_tree): Remove global variables.
17837 (new_var_info): Do not pass new id, append the new var to the
17838 global variable vector.
17839 (do_ds_constraint): Use is_global_var member of the variable-info.
17840 (new_scalar_tmp_constraint_exp): Adjust.
17841 (create_function_info_for): Likewise.
17842 (create_variable_info_for): Likewise.
17843 (find_what_var_points_to): Remove dead code.
17844 (init_base_vars): Simplify.
17845 (compute_points_to_sets): Adjust.
17847 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17849 * combine.c (try_combine): Dump information about the insns we're
17852 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17854 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17855 check when calling force_to_mode on TRUNCATE's operand.
17857 2009-06-22 Ian Lance Taylor <iant@google.com>
17859 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17861 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17863 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17865 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17867 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17868 override library linkage flags such as -static-libgcc or
17871 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17873 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17875 2009-06-22 Ian Lance Taylor <iant@google.com>
17877 * config/linux.opt: Put mglibc ahead of muclibc.
17879 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17880 for duplicate decls.
17882 2009-06-22 Matthias Klose <doko@ubuntu.com>
17884 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17886 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17889 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17890 instead of NULL if a parser error occurs.
17892 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17894 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17895 non-DWARF2_DEBUGGING_INFO version.
17897 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17899 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17900 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17902 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17903 (LIBGCC2_TF_CEXT): Define.
17906 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17909 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17911 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17913 * config/arm/arm.c (arm_override_options): Disable
17914 -mcaller-super-interworking and -mcallee-super-interworking.
17915 * doc/invoke.texi (ARM Options): Document this.
17917 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17919 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17920 * config/arm/constraints.md (j): New constraint for movw operands.
17921 (N): Remove thumb2 meaning.
17922 * config/arm/arm.md (*arm_movw): Delete.
17923 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17924 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17925 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17927 2009-06-22 Martin Jambor <mjambor@suse.cz>
17929 PR tree-optimization/40492
17930 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17931 build_ref_for_offset.
17933 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17935 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17936 JUMP_TABLE_DATA_P predicates where applicable.
17937 * auto-inc-dec.c: Ditto.
17938 * builtins.c: Ditto.
17939 * caller-save.c: Ditto.
17941 * cfgcleanup.c: Ditto.
17942 * cfglayout.c: Ditto.
17944 * combine.c: Ditto.
17945 * combine-stack-adj.c: Ditto.
17949 * df-scan.c: Ditto.
17951 * dwarf2asm.c: Ditto.
17952 * dwarf2out.c: Ditto.
17953 * emit-rtl.c: Ditto.
17959 * function.c: Ditto.
17962 * genpreds.c: Ditto.
17963 * genrecog.c: Ditto.
17965 * ira-costs.c: Ditto.
17966 * ira-lives.c: Ditto.
17968 * loop-iv.c: Ditto.
17969 * lower-subreg.c: Ditto.
17970 * modulo-sched.c: Ditto.
17972 * postreload.c: Ditto.
17973 * print-rtl.c: Ditto.
17975 * reginfo.c: Ditto.
17976 * regmove.c: Ditto.
17977 * reload1.c: Ditto.
17980 * rtlanal.c: Ditto.
17982 * sched-vis.c: Ditto.
17984 * sel-sched-ir.c: Ditto.
17985 * simplify-rtx.c: Ditto.
17986 * targhooks.c: Ditto.
17987 * var-tracking.c: Ditto.
17988 * vmsdbgout.c: Ditto.
17990 2009-06-22 Matthias Klose <doko@ubuntu.com>
17992 * Makefile.in (install-plugin): Always use DESTDIR.
17994 2009-06-22 Olivier Hainque <hainque@adacore.com>
17996 * config/pa/pa.c (output_call): Don't optimize post call jumps
17997 into return address adjustments if the call may throw.
17999 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
18001 * arm.c (thumb1_output_casesi): New function.
18002 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
18003 optimizing for size or PIC.
18004 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
18005 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
18006 (casesi): Handle Thumb-1 when optimizing for size or PIC.
18007 (thumb1_casesi_internal_pic): New expand rule.
18008 (thumb1_casesi_dispatch): New pattern.
18009 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
18011 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
18012 in the text seciton when PIC or optimizing for size.
18013 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
18014 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
18015 preservation properties of code.
18016 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
18017 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
18018 (__gnu_thumb1_case_si): New function.
18019 * t-arm (LIB1ASMSRC): Define here.
18020 (LIB1ASMFUNCS): Add some common functions.
18021 * t-arm-elf (LIB1ASMSRC): Delete.
18022 (LIB1ASMFUNCS): Append to existing set.
18023 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18024 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18025 * t-symbian (LIB1ASMFUNCS): Likewise.
18026 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18027 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18029 2009-06-21 Richard Guenther <rguenther@suse.de>
18031 PR tree-optimization/38729
18032 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18033 to loops with a single exit if -fno-expensive-optimizations.
18035 2009-06-21 Jakub Jelinek <jakub@redhat.com>
18037 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
18038 (dataflow_set): Change vars type from htab_t to shared_hash.
18039 (shared_hash_pool, empty_shared_hash): New variables.
18040 (vars_clear): Removed.
18041 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
18042 shared_hash_find_slot_unshare, shared_hash_find_slot,
18043 shared_hash_find_slot_noinsert, shared_hash_find): New
18045 (shared_hash_unshare, shared_hash_destroy): New functions.
18046 (unshare_variable): Unshare set->vars if shared, use
18048 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18049 (get_init_value, find_src_set_src, dump_dataflow_set,
18050 clobber_variable_part, emit_notes_for_differences): Use
18052 (dataflow_set_init): Remove second argument, set vars to
18053 empty_shared_hash instead of creating a new htab.
18054 (dataflow_set_clear): Call shared_hash_destroy and set vars
18055 to empty_shared_hash instead of calling vars_clear.
18056 (dataflow_set_copy): Don't call vars_copy, instead just share
18057 the src htab with dst.
18058 (variable_union): Use shared_hash_*, use initially NO_INSERT
18059 lookup if set->vars is shared. Don't keep slot cleared before
18060 calling unshare_variable. Unshare set->vars if needed.
18061 Even ->refcount == 1 vars must be unshared if set->vars is shared
18062 and var needs to be modified.
18063 (variable_canonicalize): New function.
18064 (dataflow_set_union): If dst->vars is empty, just share src->vars
18065 with dst->vars and traverse with variable_canonicalize to canonicalize
18066 and unshare what is needed.
18067 (dataflow_set_different): If old_set and new_set use the same shared
18068 htab, they aren't different. If number of htab elements is different,
18069 htabs are different. Use shared_hash_*.
18070 (dataflow_set_destroy): Call shared_hash_destroy instead of
18072 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18073 second argument to dataflow_set_init.
18074 (vt_initialize): Likewise. Initialize shared_hash_pool and
18075 empty_shared_hash, move bb in/out initialization afterwards.
18076 Use variable_htab_free instead of NULL as changed_variables del hook.
18077 (variable_was_changed): Change type of second argument to pointer to
18078 dataflow_set. When inserting var into changed_variables, bump
18079 refcount. Unshare set->vars if set is shared htab and slot needs to
18081 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
18082 lookup if set->vars is shared. Unshare set->vars if needed.
18083 Even ->refcount == 1 vars must be unshared if set->vars is shared
18084 and var needs to be modified. Adjust variable_was_changed caller.
18085 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
18086 vars must be unshared if set->vars is shared and var needs to be
18087 modified. Adjust variable_was_changed caller.
18088 (emit_note_insn_var_location): Don't pool_free var.
18089 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18091 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
18092 free_alloc_pool on shared_hash_pool.
18094 2009-06-20 Anthony Green <green@moxielogic.com>
18096 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18097 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18099 2009-06-20 Richard Guenther <rguenther@suse.de>
18101 * tree-ssa-structalias.c (find_func_aliases): For memset use
18102 a constraint from NULL if we memset to zero.
18103 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18104 we explicitly handle that do not read from memory.
18105 (call_may_clobber_ref_p_1): Properly handle builtins that may
18108 2009-06-20 Richard Guenther <rguenther@suse.de>
18110 PR tree-optimization/40495
18111 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18112 (new_scalar_tmp_constraint_exp): New function.
18113 (process_constraint): Do not create temporary decls.
18114 (process_all_all_constraints): Likewise.
18115 (handle_const_call): Likewise.
18116 (create_function_info_for): Do not set decl.
18118 2009-06-19 Ian Lance Taylor <iant@google.com>
18120 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18121 (rs6000_attribute_table): Make static; move before use.
18123 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
18125 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18126 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18127 Propagate the TREE_READONLY flag without overwriting it.
18128 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18129 Propagate the TREE_READONLY flag onto the result.
18130 (process_call_operands): Move around. Use correct constant value.
18132 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18135 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18136 * config/arm/arm.md: Likewise.
18138 2009-06-19 Ian Lance Taylor <iant@google.com>
18140 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18141 to GIMPLE_ERROR_MARK.
18143 * c-typeck.c (build_conditional_expr): Add op1_original_type and
18144 op2_original_type parameters. Warn about using different enum types.
18145 * c-parser.c (c_parser_conditional_expression): Pass original
18146 types to build_conditional_expr.
18147 * c-tree.h (build_conditional_expr): Update declaration.
18149 2009-06-19 Ian Lance Taylor <iant@google.com>
18151 * config/i386/i386.c (ix86_function_specific_save): Test that
18152 fields match values, rather than testing the values are in a
18155 2009-06-19 Richard Guenther <rguenther@suse.de>
18157 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18158 ADDR_EXPR pointers.
18159 (ptr_derefs_may_alias_p): Likewise.
18160 (ptr_deref_may_alias_ref_p_1): New function.
18161 (ptr_deref_may_alias_ref_p): Likewise.
18162 (ref_maybe_used_by_call_p_1): Handle builtins that are not
18163 covered by looking at the ESCAPED solution.
18164 (call_may_clobber_ref_p_1): Likewise.
18165 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18166 Handle NULL_TREE offset. Do not produce redundant constraints.
18167 (process_all_all_constraints): New helper function.
18168 (do_structure_copy): Use it.
18169 (handle_lhs_call): Likewise.
18170 (find_func_aliases): Handle some builtins with pointer arguments
18171 and/or return values explicitly.
18173 2009-06-19 Ian Lance Taylor <iant@google.com>
18175 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18177 2009-06-19 Ian Lance Taylor <iant@google.com>
18179 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18181 2009-06-19 Ian Lance Taylor <iant@google.com>
18183 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18184 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18187 * c-decl.c (finish_decl): If -Wc++-compat, warn about
18188 uninitialized const.
18190 2009-06-19 Ian Lance Taylor <iant@google.com>
18192 * dse.c (struct store_info): Rename bitmap field to bmap. Change
18195 * c-decl.c (in_struct, struct_types): Remove.
18196 (struct c_binding): Add in_struct field.
18197 (c_binding_ptr): Define type, along with VEC.
18198 (struct c_struct_parse_info): Define.
18199 (struct_parse_info): New static variable.
18200 (bind): Initialize in_struct field.
18201 (start_struct): Remove enclosing_in_struct and
18202 enclosing_struct_types parameters. Add
18203 enclosing_struct_parse_info parameter. Change all callers. Set
18204 struct_parse_info rather than in_struct and struct_types.
18205 (grokfield): If -Wc++-compat and there is a symbol binding for the
18206 field name, set the in_struct flag and push it on the
18207 struct_parse_info->fields vector.
18208 (warn_cxx_compat_finish_struct): New static function.
18209 (finish_struct): Remove enclosing_in_struct and
18210 enclosing_struct_types parameters. Add
18211 enclosing_struct_parse_info parameter. Change all callers. Don't
18212 set C_TYPE_DEFINED_IN_STRUCT here. Call
18213 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
18214 parameter. Only push on struct_types if warn_cxx_compat.
18215 (finish_enum): Only push on struct_types if warn_cxx_compat.
18216 (declspecs_add_type): Add loc parameter. Change all callers.
18217 Change all error calls to error_at. Pass loc, not input_location,
18218 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
18219 defined in a struct. If -Wc++-compat and parsing a struct, record
18220 that a typedef name was used.
18221 * c-parser.c (c_parser_declspecs): Get location to pass to
18222 declspecs_add_type.
18223 (c_parser_struct_or_union_specifier): Update calls to start_struct
18225 * c-tree.h (struct c_struct_parse_info): Declare.
18226 (finish_struct, start_struct): Update declarations.
18227 (declspecs_add_type): Update declaration.
18229 2009-06-19 Ian Lance Taylor <iant@google.com>
18231 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18232 variable with an anonymous type.
18234 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18236 * see.c: Remove for real.
18238 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18240 * optabs.h (enum optab_index): Add new OTI_significand.
18241 (significand_optab): Define corresponding macro.
18242 * optabs.c (init_optabs): Initialize significand_optab.
18243 * genopinit.c (optabs): Implement significand_optab using
18244 significand?f2 patterns.
18245 * builtins.c (expand_builtin_mathfn): Handle
18246 BUILT_IN_SIGNIFICAND{,F,L}.
18247 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18248 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18250 * config/i386/i386.md (significandxf2, significand<mode>2): New
18251 expanders to implement significandf, significand and significandl
18252 built-ins as inline x87 intrinsics.
18254 2009-06-18 Anatoly Sokolov <aesok@post.ru>
18256 * config/avr/avr.c (avr_override_options): Remove setting value of
18257 PARAM_INLINE_CALL_COST.
18259 2009-06-18 Richard Henderson <rth@redhat.com>
18262 * tree-pass.h (TDF_ASMNAME): New.
18263 * tree-dump.c (dump_options): Add asmname.
18264 * doc/invoke.texi: Document it.
18266 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18267 (dump_decl_name): ...here.
18268 (dump_function_name): New flags arg; mind TDF_ASMNAME.
18269 (dump_generic_node): Update dump_function_name calls.
18270 (print_call_name): New flags arg; update all dump calls.
18271 * diagnostic.h (print_call_name): Update.
18272 * gimple-pretty-print.c (dump_gimple_call): Update.
18274 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18279 2009-06-18 Diego Novillo <dnovillo@google.com>
18281 * doc/plugins.texi: Document plugin_is_GPL_compatible.
18282 * plugin.c (str_license): Declare.
18283 (try_init_one_plugin): Assert that the symbol
18284 'plugin_is_GPL_compatible' exists.
18286 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
18289 * Makefile.in (OBJS-common): Remove see.o.
18291 * common.opt (fsee): Mark as preserved for backward compatibility.
18292 * opts.c (common_handle_option): Add OPT_fsee to the backward
18293 compatibility section.
18294 * passes.c (init_optimization_passes, pass_see): Remove pass.
18295 * timevar.def (TV_SEE): Remove.
18296 * tree-pass.h (pass_see): Remove declaration.
18297 * doc/invoke.texi (-fsee): Remove documentation.
18299 2009-06-18 Martin Jambor <mjambor@suse.cz>
18301 * tree-sra.c: Include statistics.h
18302 (sra_stats): New variable.
18303 (sra_initialize): Clear sra_stats.
18304 (create_access_replacement): Increment sra_stats.replacements.
18305 (get_access_replacement): Do not return twice.
18306 (analyze_all_variable_accesses): Increment statistics counter by the
18307 number of scalarized aggregates.
18308 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18309 (sra_modify_expr): Increment sra_stats.exprs.
18310 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18311 (sra_modify_assign): Increment sra_stats.exprs,
18312 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18313 (perform_intra_sra): Update statistics counters.
18314 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18316 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18318 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18319 (arm_scalar_mode_supported_p): New function.
18321 2009-06-18 Paul Brook <paul@codesourcery.com>
18322 Sandra Loosemore <sandra@codesourcery.com>
18324 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18325 (__extendhfsf2, __truncsfhf2): Define.
18326 * config/arm/fp16.c: New file.
18327 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18328 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18330 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18332 * doc/extend.texi (Half-Precision): New section.
18333 * doc/invoke.texi (Option Summary): List -mfp16-format.
18334 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18335 * config/arm/arm.opt (mfp16-format=): New.
18336 * config/arm/arm.c: Include intl.h.
18337 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18338 (TARGET_INVALID_RETURN_TYPE): Redefine.
18339 (TARGET_PROMOTED_TYPE): Redefine.
18340 (TARGET_CONVERT_TO_TYPE): Redefine.
18341 (arm_fp16_format): Define.
18342 (all_fpus): Add entry for neon-fp16.
18343 (fp_model_for_fpu): Likewise.
18344 (struct fp16_format): Declare.
18345 (all_fp16_formats): Define.
18346 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18348 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18350 (arm_legitimate_index_p): Treat HFmode like HImode.
18351 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18352 (coproc_secondary_reload_class): Special-case HFmode.
18353 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18354 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18355 (arm_init_fp16_builtins): New.
18356 (arm_init_builtins): Call it.
18357 (arm_invalid_parameter_type): New.
18358 (arm_invalid_return_type): New.
18359 (arm_promoted_type): New.
18360 (arm_convert_to_type).
18361 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18363 (arm_emit_fp16_const): New function.
18364 (arm_mangle_type): Mangle __fp16 as "Dh".
18365 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18367 (TARGET_NEON_FP16): New.
18368 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18369 (enum fputype): Add FPUTYPE_NEON_FP16.
18370 (enum arm_fp16_format_type): Declare.
18371 (arm_fp16_format): Declare.
18372 (LARGEST_EXPONENT_IS_NORMAL): Define.
18373 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18374 * config/arm/arm-modes.def (HFmode): Define.
18375 * config/arm/vfp.md (*movhf_vfp): New.
18376 (extendhfsf2): New.
18378 * config/arm/arm.md (fpu): Add neon_fp16.
18379 (floatsihf2, floatdihf2): New.
18380 (fix_trunchfsi2, fix_trunchfdi2): New.
18382 (extendhfdf2): New.
18384 (*arm32_movhf): New.
18385 (*thumb1_movhf): New.
18386 (consttable_2): Add check for HFmode constants.
18387 (consttable_4): Handle HFmode constants.
18389 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18391 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18393 2009-06-17 Olivier Hainque <hainque@adacore.com>
18395 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18396 const char ** conversion in AIX specific section.
18398 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/i386.c (ix86_special_builtin_type): Remove
18401 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18402 (bdesc_special_args): Updated.
18403 (ix86_init_mmx_sse_builtins): Likewise.
18404 (ix86_expand_special_args_builtin): Likewise.
18406 2009-06-17 Richard Henderson <rth@redhat.com>
18408 * tree-pretty-print.c (maybe_dump_asm_name): New.
18409 (dump_decl_name): Use it.
18410 (PRINT_FUNCTION_NAME): Merge into...
18411 (dump_function_name): ... here. Use maybe_dump_asm_name.
18413 2009-06-17 Cary Coutant <ccoutant@google.com>
18415 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18417 * debug.c (struct gcc_debug_hooks): Change placeholder for
18419 (debug_nothing_int_charstar_int): Replaced by...
18420 (debug_nothing_int_charstar_int_bool): ...this.
18421 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18422 source_line prototype.
18423 (debug_nothing_int_charstar_int): Replaced by...
18424 (debug_nothing_int_charstar_int_bool): ...this.
18425 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18426 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18427 Output is_stmt operand when necessary.
18428 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18429 (notice_source_line): Add is_stmt parameter.
18430 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18431 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18433 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18434 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18436 2009-06-17 Ian Lance Taylor <iant@google.com>
18438 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18440 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18443 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18445 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18446 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18447 tree_strip_sign_nop_conversions and
18448 tree_ssa_strip_useless_type_conversions rather than stripping
18449 the operations here.
18450 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18452 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18453 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18454 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18455 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18458 2009-06-17 Michael Eager <eager@eagercon.com>
18460 * config/rs6000/constraints.md (register_constraint "d"): New.
18461 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18462 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18463 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18464 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18465 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18466 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18467 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18468 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18469 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18470 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18472 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18473 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18474 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18475 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18476 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18477 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18478 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18479 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18480 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18481 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18482 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18483 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18484 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18485 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18487 2009-06-16 Ian Lance Taylor <iant@google.com>
18489 * profile.c (total_num_never_executed): Don't define.
18490 (compute_branch_probabilities): Don't count or print
18491 num_never_executed.
18492 (init_branch_prob): Don't set total_num_never_executed.
18493 (end_branch_prob): Don't print total_num_never_executed.
18495 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18497 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18499 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18501 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18502 (nabstd2_fpr): Same.
18504 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18506 * expr.c (expand_assignment): Change complex type check.
18508 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18510 * doc/plugins.texi (Building GCC plugins): Added new section.
18512 2009-06-17 Ian Lance Taylor <iant@google.com>
18514 * c-pch.c (get_ident): Don't set size of templ array.
18515 (pch_init): Don't set size of partial_pch array.
18517 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18518 string constant to intialize an array whose size is the length of
18521 2009-06-17 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/40389
18524 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18525 to addressable types.
18526 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18528 2009-06-17 Richard Guenther <rguenther@suse.de>
18530 PR middle-end/40460
18531 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18532 if there is no evolution of left in the loop bail out.
18533 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18534 chrec_fold_multiply.
18536 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18537 Janis Johnson <janis187@us.ibm.com>
18540 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18541 for the symbol ref of a constant that is the source of a move
18542 - nor for any other not-obvious-label-ref constants.
18544 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18546 * plugin.c (position_pass): Skip newly inserted pass during list
18547 traversal to avoid repeated insertion.
18549 2009-06-16 Ian Lance Taylor <iant@google.com>
18551 * vec.h (VEC_stack_alloc): Define different version if
18552 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18553 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18554 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18555 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18557 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18559 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18561 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18562 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18563 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18564 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18565 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18566 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18567 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18568 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18569 __builtin_ia32_rdtscp.
18570 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18571 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18572 and __builtin_ia32_rorhi.
18573 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18574 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18575 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18576 (ix86_expand_args_builtin): Likewise.
18577 (ix86_expand_special_args_builtin): Likewise.
18579 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18580 (UNSPECV_RDTSC): Likewise.
18581 (UNSPECV_RDPMC): Likewise.
18582 (*bsr): Renamed to ...
18584 (*bsr_rex64): Renamed to ...
18587 (*rdpmc): Likewise.
18588 (*rdpmc_rex64): Likewise.
18590 (*rdtsc): Likewise.
18591 (*rdtsc_rex64): Likewise.
18592 (rdtscp): Likewise.
18593 (*rdtscp): Likewise.
18594 (*rdtscp_rex64): Likewise.
18596 * config/i386/ia32intrin.h: New.
18598 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18600 2009-06-16 Ian Lance Taylor <iant@google.com>
18602 * ira-build.c (copy_info_to_removed_store_destinations):
18603 Initialize parent_a.
18605 2009-06-16 Ian Lance Taylor <iant@google.com>
18607 * c-decl.c (grokdeclarator): Change size_varies to bool.
18609 2009-06-16 Ian Lance Taylor <iant@google.com>
18611 * sel-sched.c: Make forward declarations of move_op_hooks and
18612 fur_hooks explicitly extern.
18614 2009-06-16 Ian Lance Taylor <iant@google.com>
18616 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18617 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18619 2009-06-16 Ian Lance Taylor <iant@google.com>
18621 * resource.c (mark_referenced_resources): Change
18622 include_delayed_effects parameter to bool. Change all callers.
18623 (mark_end_of_function_resources): Likewise.
18624 * reorg.c (insn_references_resource_p): Likewise.
18625 (insn_sets_resource_p): Likewise.
18626 * resource.h (mark_referenced_resources): Update declaration.
18627 (mark_end_of_function_resources): Update declaration.
18629 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18631 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18633 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18635 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18636 GCC can bootstrap on AIX with GNU Binutils 2.20.
18638 2009-06-16 Ian Lance Taylor <iant@google.com>
18640 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18642 2009-06-16 Ian Lance Taylor <iant@google.com>
18644 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18645 inline, not extern inline.
18646 (exact_log2): Likewise.
18647 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18649 (exact_log2): Likewise, but don't test CTZ_HWI.
18651 2009-06-16 Ian Lance Taylor <iant@google.com>
18653 * bitmap.c (bitmap_clear): Don't declare as inline.
18654 * gimple.c (gimplify_assign): Likewise.
18655 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18656 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18657 (sched_scan_info): Remove duplicate definition.
18659 2009-06-16 Ian Lance Taylor <iant@google.com>
18661 * c-common.c (skip_evaluation): Don't define.
18662 (c_inhibit_evaluation_warnings): Define global variable.
18663 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18664 than skip_evaluation.
18665 (convert_and_check, warn_for_div_by_zero): Likewise.
18666 * c-common.h (skip_evaluation): Don't declare.
18667 (c_inhibit_evaluation_warnings): Declare.
18668 * c-parser.c (c_parser_typeof_specifier): Set
18669 c_inhibit_evaluation_warnings rather than skip_evaluation.
18670 (c_parser_conditional_expression): Likewise.
18671 (c_parser_binary_expression): Likewise.
18672 (c_parser_sizeof_expression): Likewise.
18673 (c_parser_alignof_expression): Likewise.
18674 * c-typeck.c (build_indirect_ref): Check
18675 c_inhibit_evaluation_warnings rather than skip_evaluation.
18676 (build_conditional_expr, build_binary_op): Likewise.
18678 2009-06-16 Richard Guenther <rguenther@suse.de>
18680 * tree-ssa-alias.c (is_escape_site): Remove.
18681 * tree-ssa-alias.h (enum escape_type): Remove.
18682 (is_escape_site): Likewise.
18683 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18684 via casts and asms without deferring to is_escape_site.
18686 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18688 PR middle-end/40446
18689 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18690 use gen_lowpart if op0 has complex mode.
18692 2009-06-16 Richard Guenther <rguenther@suse.de>
18694 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18695 variables add them to ESCAPED.
18696 (find_func_aliases): Do not make all indirectly stored values escaped.
18698 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18700 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18701 make_decl_one_only.
18703 2009-06-16 Martin Jambor <mjambor@suse.cz>
18705 PR tree-optimization/40432
18706 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18707 check whether we need to force gimple register operand.
18709 2009-06-16 Martin Jambor <mjambor@suse.cz>
18711 PR tree-optimization/40413
18712 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18713 build_ref_for_offset.
18714 (propagate_subacesses_accross_link): Fix a typo in a comment.
18716 2009-06-16 Ira Rosen <irar@il.ibm.com>
18718 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18719 with additional parameter.
18720 * tree-vectorizer.h (enum vect_def_type): Add new value
18722 (enum vect_relevant): Add comments.
18723 (vect_is_simple_reduction): Add new argument.
18724 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18725 Detect nested cycles.
18726 (vect_is_simple_reduction): Update documentation, add an argument to
18727 distinguish inner-loop reduction from nested cycle, detect nested
18728 cycles, fix printings and indentation, don't swap operands in case
18730 (get_initial_def_for_reduction): Handle subtraction.
18731 (vect_create_epilog_for_reduction): Add new argument to specify
18732 reduction variable.
18733 (vect_finalize_reduction): Handle subtraction, fix comments.
18734 (vectorizable_reduction): Handle nested cycles. In case of nested
18735 cycle keep track of the reduction variable position. Call
18736 vect_is_simple_reduction with additional parameter. Use original
18737 statement code in reduction epilogue for nested cycle. Call
18738 vect_create_epilog_for_reduction with additional parameter.
18739 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18740 inner-loop vectorization.
18741 (vect_recog_widen_sum_pattern): Likewise.
18742 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18744 (vect_mark_stmts_to_be_vectorized): Likewise.
18745 (vect_get_vec_def_for_operand): Handle nested cycles.
18747 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18749 * doc/invoke.texi (Debugging Options): Fix option index entries
18750 for -fdump-statistics, -frandom-seed add entries for
18751 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18752 (FRV Options): Fix entries for -mTLS, -mtls.
18753 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18754 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18755 (M68hc1x Options): Fix @itemx for -mnominmax.
18756 (MCore Options): Fix entry for -mno-lsim.
18757 (MMIX Options): Fix entry for -mabi=mmixware.
18758 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18760 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18762 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18763 Mention the plugin mode of gengtype.
18764 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18765 * gengtype.c: Updated copyright.
18766 (plugin_files, nb_plugin_files) Added new static variables.
18767 (measure_input_list) Care about plugin_files.
18768 (write_rtx_next): Added early return in plugin mode.
18769 (create_file): Updated copyright year in generated file. Added
18771 (oprintf): Added early return if NULL outf.
18772 (get_output_file_with_visibility): Care of plugin_files.
18773 (get_output_file_name): May return null.
18774 (write_local): Added early return.
18775 (put_mangled_filename): Ditto.
18776 (finish_root_table): Added check for base_files.
18777 (write_roots): Care about null when plugins.
18778 (main): Added plugin mode.
18780 2009-06-15 Ian Lance Taylor <iant@google.com>
18782 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18783 * gcov.c (read_count_file): Add braces around variables declared
18786 * c.opt (Wjump-misses-init): New warning.
18787 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18788 -Wall and -Wc++-compat if not already set.
18789 (c_common_post_options): Clear warn_jump_misses_init if it was not
18791 * c-decl.c (struct c_binding): Change type field to a union with
18792 new label field. Make it the first field in the struct. Update
18793 references to type to use u.type instead.
18794 (struct c_spot_bindings): Define.
18795 (struct c_goto_bindings): Define.
18796 (c_goto_bindings_p): Define, along with VECs.
18797 (struct c_label_vars): Define.
18798 (struct c_scope): Add has_label_bindings field.
18799 (bind_label, set_spot_bindings): New static functions.
18800 (decl_jump_unsafe, update_spot_bindings): New static functions.
18801 (update_label_decls): New static function.
18802 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18803 Update binding u.label field to shadowed field.
18804 (c_binding_start_stmt_expr): New function.
18805 (c_binding_end_stmt_expr): New function.
18806 (pushdecl): Don't call c_begin_vm_scope.
18807 (make_label): Add defining and p_label_vars parameters. Change
18809 (lookup_label): Correct test for whether a label has not yet been
18810 defined. Call bind_label rather than bind.
18811 (warn_about_goto): New static function.
18812 (lookup_label_for_goto): New function.
18813 (declare_label): Call bind_label rather than bind.
18814 (check_earlier_gotos): New static function.
18815 (define_label): Don't give errors about jumping into statement
18816 expressions or scopes of variably modified types. Call
18817 set_spot_bindings and check_earlier_gotos. Call bind_label
18818 instead of bind. Don't set label_context_stack_se or
18819 label_context_stack_vm.
18820 (c_get_switch_bindings): New function.
18821 (c_release_switch_bindings): New function.
18822 (c_check_switch_jump_warnings): New function.
18823 (start_function): Don't set label_context_stack_se or
18824 label_context_stack_vm.
18825 (finish_function): Likewise.
18826 * c-typeck.c (label_context_stack_se): Don't define.
18827 (label_context_stack_vm): Don't define.
18828 (c_finish_goto_label): Call lookup_label_for_goto rather than
18829 lookup_label. Don't give errors about jumping into a statement
18830 expression or the scope of a variably modified type. Don't set
18831 label_context_stack_se or label_context_stack_vm.
18832 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18833 fields. Add bindings field.
18834 (c_start_case): Don't set deleted fields. Set bindings field.
18835 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18836 or blocked_vm. Call c_check_switch_jump_warnings.
18837 (c_finish_case): Don't test blocked_stmt_expr field. Call
18838 c_release_switch_bindings.
18839 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18840 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18841 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18842 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18843 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18844 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18845 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18846 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18847 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18848 (C_DECL_UNJUMPABLE_VM): Don't define.
18849 (C_DECL_UNDEFINABLE_VM): Don't define.
18850 (struct c_label_list): Don't define.
18851 (struct c_label_context_se): Don't define.
18852 (struct c_label_context_vm): Don't define.
18853 (struct c_spot_bindings): Declare.
18854 (c_bindings_start_stmt_expr): Declare.
18855 (c_bindings_end_stmt_expr): Declare.
18856 (lookup_label_for_goto): Declare.
18857 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18858 (c_check_switch_jump_warnings): Declare.
18859 (label_context_stack_se, label_context_stack_vm): Don't declare.
18860 (c_finish_goto_label): Update declaration.
18861 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18862 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18863 (Warning Options): Document -Wjump-misses-init.
18865 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18867 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18870 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18872 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18874 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18876 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18878 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18880 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18882 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18884 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18885 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18886 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18887 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18888 * dwarf2asm.c (dw2_force_const_mem): Update call to
18889 make_decl_one_only.
18890 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18891 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18892 * langhooks.c (lhd_comdat_group): Remove.
18893 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18894 * tree.h (DECL_COMDAT_GROUP): New.
18895 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18896 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18897 (make_decl_one_only): Change signature.
18898 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18899 make_decl_one_only.
18900 (make_decl_one_only): Change signature.
18901 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18903 2009-06-15 Richard Guenther <rguenther@suse.de>
18905 PR middle-end/40439
18906 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18908 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18910 * tree-ssa-math-opts.c: Remove extra divide.
18912 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18914 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18916 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18918 * passes.c: Add bswap pass.
18919 * tree-pass.h: Add pass_optimize_bswap declaration.
18920 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18921 Include rtl.h, expr.h and optabs.h for optab_handler check.
18922 (struct symbolic_number, pass_optimize_bswap): New definition.
18923 (do_shift_rotate, verify_symbolic_number_p): New functions.
18924 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18925 (gate_optimize_bswap): New function.
18926 * tree.c (widest_int_cst_value): New function.
18927 * tree.h (widest_int_cst_value): Prototype added.
18929 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18931 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18932 REG_EQUAL/REG_EQUIV notes.
18934 2009-06-14 Richard Guenther <rguenther@suse.de>
18936 PR middle-end/40389
18937 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18938 has its address taken if NRV was applied and it is addressable.
18939 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18940 function split out from ...
18941 (get_constraint_for_1): ... here.
18942 (handle_rhs_call): Use it to mark the return slot escaped if
18943 it is addressable and NRV was applied.
18945 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18947 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18948 Change first argument type to location_t.
18949 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18950 Do not set input_location.
18951 Use loc instead of input_location throughout.
18953 2009-06-13 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/40421
18956 * tree-predcom.c (should_unroll_loop_p): Remove.
18957 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18959 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18961 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18962 Add location argument.
18964 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18966 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18968 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18969 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18970 * config/spu/spu-protos.h: Add location to
18971 spu_resolve_overloaded_builtin.
18972 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18973 spu_build_builtin_va_list.
18974 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18975 argument. Pass location to build_function_call_vec.
18976 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18978 (emit_fpu_switch): Same.
18979 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18980 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18981 to build_decl and create_artificial_label.
18982 (xtensa_gimplify_va_arg_expr): Same.
18983 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18984 (xstormy16_gimplify_va_arg_expr): Same.
18985 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18986 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18987 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18988 (mips16_build_function_stub): Same.
18989 (mips16_build_call_stub): Same.
18991 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18994 * arm/constraints.md (Pa, Pb): New constraints.
18995 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18996 split pattern to deal with them.
18998 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
19000 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
19001 fix index entry for -Xpreprocessor.
19003 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19005 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19006 Add location argument to build_decl call.
19007 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
19008 (rs6000_init_builtins): Same.
19009 (spe_init_builtins): Same.
19010 (rs6000_gimplify_va_arg): Add location argument to
19011 create_artificial_label call.
19013 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
19015 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
19016 * combine-stack-adj.c (pass_stack_adjustments): Use it.
19017 * Makefile.in: Fix GGC dependency for gcse.o.
19019 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19021 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
19022 * gimple-pretty-print.c (dump_gimple_stmt): Same.
19023 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19025 * c-parser.c (c_parser_binary_expression): Use current column while
19026 building binary operations.
19027 * common.opt (fshow-column): Enable by default.
19028 * tree-vrp.c (check_array_ref): Use warning_at.
19029 (check_array_bounds): Use location from call back if expr has no
19031 * tree.h: Add location argument to maybe_fold_*.
19032 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19033 (maybe_fold_offset_to_array_ref): Add location argument and use it.
19034 (maybe_fold_offset_to_component_ref): Same.
19035 (maybe_fold_offset_to_reference): Same.
19036 (maybe_fold_offset_to_address): Same.
19037 (maybe_fold_stmt_indirect): Same.
19038 (maybe_fold_stmt_addition): Same.
19039 (fold_stmt_r): Pass location to maybe_fold_*.
19040 (fold_gimple_assign): Same.
19041 * c-tree.h: Add location argument to finish_decl,
19042 default_function_array_conversion, store_init_value.
19043 * c-decl.c (define_label): Use error_at.
19044 (c_make_fname_decl): Pass location to finish_decl.
19045 (finish_decl): New location argument.
19046 (build_compound_literal): Pass location to store_init_value.
19047 (grokdeclarator): Pass location to finish_decl.
19049 * c-typeck.c (array_to_pointer_conversion): New location argument.
19050 (function_to_pointer_conversion): Same.
19051 (default_function_array_conversion): Same.
19052 (parser_build_unary_op): Pass location to overflow_warning.
19053 (parser_build_binary_op): Same. Use warning_at.
19054 (build_unary_op): Pass location to array_to_pointer_conversion.
19055 (build_c_cast): Pass location to digest_init.
19056 (build_modify_expr): New location argument.
19057 (convert_for_assignment): Same.
19058 (store_init_value): Same.
19059 (digest_init): Same.
19060 (output_init_element): Pass location to digest_init and
19061 array_to_pointer_conversion.
19062 (c_finish_return): Pass location to convert_for_assignment.
19063 * gimplify.c (gimplify_conversion): Pass location to
19064 maybe_fold_offset_to_address.
19065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19066 to maybe_fold_stmt_addition.
19067 * c-omp.c (c_finish_omp_atomic): Pass new location to
19069 (c_finish_omp_for): Same.
19070 * c-common.c (overflow_warning): New argument.
19071 * c-common.h: New argument to build_modify_expr, overflow_warning.
19072 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
19074 (c_parser_initializer): Pass location to
19075 default_function_array_conversion.
19076 (c_parser_initelt): Same.
19077 (c_parser_initval): Same.
19078 (c_parser_asm_operands): Same.
19079 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
19080 (c_parser_conditional_expression): Same.
19081 (c_parser_binary_expression): Add location info to stack. Use it.
19082 (c_parser_unary_expression): Pass location to
19083 default_function_array_conversion, parser_build_unary_op,
19084 build_indirect_ref, c_parser_postfix_expression_after_primary.
19085 (c_parser_postfix_expression_after_primary): New location argument.
19087 (c_parser_expression_conv): Pass location to
19088 default_function_array_conversion.
19089 (c_parser_expr_list): Same.
19090 (c_parser_omp_atomic): Same.
19091 (c_parser_omp_for_loop): Same.
19092 * c-tree.h (struct c_declarator): Add comment to id_loc.
19093 (build_array_declarator): New argument.
19094 * c-decl.c (build_array_declarator): Add location argument.
19095 (grokdeclarator): Set id_loc for cdk_array.
19096 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
19097 build_array_declarator.
19098 * tree.c (build_omp_clause): Add location argument.
19099 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19100 (OMP_CLAUSE_LOCATION): New macro.
19101 (struct tree_omp_clause): Add location field.
19102 (build_omp_clause): Add argument.
19103 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
19105 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19106 (cp_parser_omp_clause_collapse): Same.
19107 (cp_parser_omp_clause_default): Same.
19108 (cp_parser_omp_clause_if): Same.
19109 (cp_parser_omp_clause_nowait): Same.
19110 (cp_parser_omp_clause_num_threads): Same.
19111 (cp_parser_omp_clause_ordered): Same.
19112 (cp_parser_omp_clause_schedule): Same.
19113 (cp_parser_omp_clause_untied): Same.
19114 (cp_parser_omp_for_loop): Same.
19115 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19116 * c-tree.h (c_start_case): Add location argument.
19117 (c_process_expr_stmt): Same.
19118 (c_finish_goto_*): Same.
19119 * tree-parloops.c (initialize_reductions): Pass location to
19121 (create_parallel_loop): Same.
19122 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19123 (gfc_trans_omp_reduction_list): Same.
19124 (gfc_trans_omp_clauses): Same.
19125 (gfc_trans_omp_do): Same.
19126 * c-typeck.c (c_finish_goto_label): Same.
19127 (c_finish_goto_ptr): New location argument.
19128 (c_start_case): Same.
19129 (emit_side_effect_warnings): Same.
19130 (c_process_expr_stmt): Same.
19131 (c_finish_stmt_expr): Same.
19132 (c_finish_omp_clauses): Use error_at instead of error.
19133 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19135 * c-omp.c (c_split_parallel_clauses): New location argument.
19136 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19137 to build_omp_clause.
19138 (convert_local_reference_stmt): Same.
19139 (convert_gimple_call): Same.
19140 * c-common.h (c_split_parallel_clauses): New argument.
19141 * c-parser.c (c_parser_statement_after_labels): Pass location to
19142 c_finish_goto_label.
19143 (c_parser_switch_statement): Pass location to c_start_case.
19144 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
19145 and c_process_expr_stmt.
19146 (c_parser_omp_variable_list): Add location argument.
19147 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19148 (c_parser_omp_clause_default): Same.
19149 (c_parser_omp_clause_if): Same.
19150 (c_parser_omp_clause_num_threads): Same.
19151 (-c_parser_omp_clause_ordered): Same.
19152 (c_parser_omp_clause_reduction): Pass location to
19153 c_parser_omp_variable_list.
19154 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19155 (c_parser_omp_clause_untied): Same.
19156 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19157 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19159 * c-tree.h (check_for_loop_decls, undeclared_variable,
19160 build_component_ref, build_array_ref, build_external_ref,
19161 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19162 build_conditional_expr, build_compound_expr, c_cast_expr,
19163 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19164 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19166 * c-semantics.c (build_stmt): Same.
19167 (build_case_label): Same.
19168 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
19169 (undeclared_variable): New argument.
19170 (make_label): Same.
19171 (lookup_label): Pass location on down.
19172 (define_label): Same.
19173 (finish_decl): Same.
19174 (build_compound_literal): Same.
19175 (finish_struct): Same.
19176 (finish_function): Do not set location here.
19177 (check_for_loop_decls): New argument.
19178 * tree.c (save_expr): Set location.
19179 (build_empty_stmt): New argument.
19180 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
19181 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19182 * builtins.c (gimplify_va_arg_expr): Use locations.
19183 (expand_builtin_sync_operation): Same.
19184 * c-typeck.c (build_component_ref): New argument.
19185 (build_array_ref): Same.
19186 (build_external_ref): Same.
19187 (c_expr_sizeof_expr): Same.
19188 (c_expr_sizeof_type): Same.
19189 (parser_build_unary_op): Same.
19190 (build_conditional_expr): Same.
19191 (build_compound_expr): Pass location on down.
19192 (build_compound_expr): New argument.
19193 (build_c_cast): Same.
19194 (c_cast_expr): Same.
19195 (build_asm_expr): Same.
19196 (c_finish_return): Same.
19197 (c_process_expr_stmt): Pass location on down.
19198 (c_finish_stmt_expr): New argument.
19199 (push_clenaup): Same.
19200 (c_finish_omp_parallel): Same.
19201 (c_finish_omp_task): Same.
19202 * gimplify.c (gimplify_call_expr): Pass location on down.
19203 * c-omp.c (c_finish_omp_master): New argument.
19204 (c_finish_omp_critical): Same.
19205 (c_finish_omp_ordered): Same.
19206 (c_finish_omp_barrier): Same.
19207 (-c_finish_omp_taskwait): Same.
19208 (c_finish_omp_atomic): Same.
19209 (c_finish_omp_flush): Same.
19210 * tree-inline.c (copy_tree_body_r): Pass location on down.
19211 (inline_forbidden_p): Remove use of input_location.
19212 * c-gimplify.c (c_build_bind_expr): New argument.
19213 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
19214 (c_sizeof_or_alignof_type): New argument.
19215 (c_alignof_expr): Same.
19216 (build_va_arg): Same.
19217 (c_add_case_label): Same.
19218 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19219 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19220 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19221 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19222 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19223 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19225 * stub-objc.c (objc_build_selector_expr): Same.
19226 (objc_build_throw_stmt): Same.
19227 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19228 (c_parser_initelt): Same.
19229 (c_parser_compound_statement): Same.
19230 (c_parser_compound_statement_nostart): Same.
19231 (c_parser_label): Same.
19232 (c_parser_statement_after_labels): Same.
19233 (c_parser_if_body): Same.
19234 (c_parser_else_body): Same.
19235 (c_parser_if_statement): Same.
19236 (c_parser_switch_statement): Same.
19237 (c_parser_while_statement): Same.
19238 (c_parser_do_statement): Same.
19239 (c_parser_for_statement): Same.
19240 (c_parser_asm_statement): Same.
19241 (c_parser_conditional_expression): Same.
19242 (c_parser_binary_expression): Same.
19243 (c_parser_cast_expression): Same.
19244 (c_parser_unary_expression): Same.
19245 (c_parser_sizeof_expression): Same.
19246 (c_parser_alignof_expression): Same.
19247 (c_parser_postfix_expression): Same.
19248 (c_parser_expression): Same.
19249 (c_parser_objc_receiver): Same.
19250 (c_parser_omp_variable_list): Same.
19251 (c_parser_omp_structured_block): Same.
19252 (c_parser_omp_atomic): New argument.
19253 (c_parser_omp_barrier): Same.
19254 (c_parser_omp_critical): Same.
19255 (c_parser_omp_flush): Pass location on down.
19256 (c_parser_omp_for_loop): New argument.
19257 (c_parser_omp_for): Same.
19258 (c_parser_omp_master): Same.
19259 (c_parser_omp_ordered): Same.
19260 (c_parser_omp_sections_scope): Same.
19261 (c_parser_omp_sections): Same.
19262 (c_parser_omp_parallel): Same.
19263 (c_parser_omp_single): Same.
19264 (c_parser_omp_task): Same.
19265 (c_parser_omp_taskwait): Pass location on down.
19266 (c_parser_omp_construct): Same.
19267 (c_parser_omp_threadprivate): Same.
19268 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19269 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19270 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19271 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19272 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19273 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19274 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19275 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19276 config/i386/i386.c, stmt.c:
19277 Add location argument to the following function definitions and/or
19278 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19279 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19280 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19281 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19282 do_case, c_finish_bc_stmt, build_compound_literal,
19283 build_function_call.
19284 * c-decl.c (build_compound_literal): Add location argument.
19285 Make all diagnostic calls use location.
19286 (start_struct): Same.
19287 (finish_struct): Same.
19288 (start_enum): Same.
19289 (build_enumerator): Same.
19290 (start_function): Same.
19291 (grokdeclarator): Make all diagnostic calls use location.
19292 (store_parm_decls_oldstyle): Same.
19293 * c-typeck.c (build_function_call): Add location argument.
19294 Make all diagnostic calls use location.
19296 (c_finish_bc_stmt): Same.
19297 * tree-nested.c (get_trampoline_type): Add argument.
19298 Pass location to build_decl.
19299 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19300 * rtl.h (RTL_LOCATION): New.
19301 * c-common.c (c_add_case_label): Add location argument.
19302 Make all diagnostic calls use location.
19303 * c-common.h: Add location argument to make_fname_decl, do_case,
19304 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19305 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19306 Set it appropriately for every case. Pass enum_loc to start_enum
19307 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19309 (c_parser_struct_or_union_specifier): Save location. Use it for
19310 start_struct, finish_struct, and parser_xref_tag.
19312 2009-06-12 Ian Lance Taylor <iant@google.com>
19314 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19316 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19317 cpp_opts->warn_cxx_operator_names.
19319 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19322 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19323 is returns NULL and OP is a VCE, look through the VCE.
19325 2009-06-12 Ian Lance Taylor <iant@google.com>
19328 * collect2.c (main): Use CONST_CAST2 in code inside #if
19329 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19331 2009-06-12 Joey Ye <joey.ye@intel.com>
19333 PR middle-end/39146
19334 * cfgexpand.c (get_decl_align_unit): Update
19335 max_used_stack_slot_alignment with align instead of
19336 stack_alignment_needed.
19338 * function.c (assign_stack_local_1): Update
19339 max_used_stack_slot_alignment with alignment_in_bits instead
19340 of stack_alignment_needed.
19341 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19344 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19346 * dwarf2out.c (last_var_location_insn): New variable.
19347 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19348 (dwarf2out_var_location): Don't record anything after last real
19349 insn. Only change labels if there were any real instructions
19350 in between last note and this one, or if changed sections.
19352 2009-06-11 Richard Henderson <rth@redhat.com>
19354 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19355 note when storing the frame pointer in a register.
19356 (FRP): Don't redefine to nothing for epilogue.
19357 (alpha_expand_epilogue): Mark register and sp restores.
19358 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19360 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19361 when gen_lowpart is needed.
19363 2009-06-11 Richard Henderson <rth@redhat.com>
19365 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19367 * dwarf2out.c (need_data_align_sf_opcode): New.
19368 (div_data_align): Move earlier.
19369 (def_cfa_1, reg_save): Use it.
19371 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19373 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19374 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19375 (ix86_handle_option): Handle OPT_mcrc32.
19376 (ix86_target_string): Add -mcrc32.
19377 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19379 * config/i386/i386.h (TARGET_CRC32): New.
19381 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19382 (sse4_2_crc32di): Likewise.
19384 * config/i386/i386.opt (mcrc32): New.
19386 * doc/invoke.texi: Document -mcrc32.
19388 2009-06-11 Richard Henderson <rth@redhat.com>
19390 * common.opt (gdwarf-): Accept a version number.
19391 * doc/invoke.texi (gdwarf-): Update docs.
19392 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19393 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19394 version level, and record it.
19396 * dwarf2.h (DW_CIE_VERSION): Remove.
19397 * dwarf2out.c (DWARF_VERSION): Remove.
19398 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19399 (output_call_frame_info): Use CIE version 3 for dwarf3,
19400 or if the return register column is out of range for version 1.
19401 (dwarf_stack_op_name): Add all dwarf3 values.
19402 (DEBUG_PUBTYPES_SECTION): New.
19403 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19404 encoding change for dwarf3.
19405 (output_die) [dw_val_class_die_ref]: Likewise.
19406 (output_compilation_unit_header): Emit correct version for dwarf3.
19407 (output_line_info): Likewise.
19408 (output_pubnames): Update for DWARF_VERSION removal.
19409 (output_aranges): Likewise.
19410 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19411 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19412 (dwarf2out_finish): Likewise.
19414 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19416 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19419 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19422 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19423 * builtins.c (expand_builtin_unreachable): New function.
19424 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19425 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19426 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19428 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19429 searching for missing barriers.
19431 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19433 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19434 when -fprofile-generate* was passed.
19435 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19437 2009-06-11 Anthony Green <green@moxielogic.com>
19439 * config/moxie/moxie.md: Define length attribute for all instructions.
19441 (*b<cond:code>): Support limited branch ranges for new PC-relative
19442 branch instructions.
19443 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19445 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19447 * config/i386/i386.c (min_insn_size): Use get_attr_length
19448 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19449 For __asm return 0.
19451 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19452 instead of emit_insn_before.
19454 2009-06-10 Ian Lance Taylor <iant@google.com>
19457 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19460 2009-06-10 Revital Eres <eres@il.ibm.com>
19462 * passes.c (init_optimization_passes): Reschedule
19463 predictive-commoning pass before complete unroll pass.
19465 2009-06-10 Martin Jambor <mjambor@suse.cz>
19467 * cgraph.c (cgraph_node_can_be_local_p): New function.
19468 (cgraph_make_node_local): New function.
19469 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19470 (cgraph_make_node_local): Declare.
19472 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19474 * tree.h (tree_base): Add packed_flag and user_align fields.
19475 Decrease size of spare field.
19476 (TYPE_USER_ALIGN): Use user_align from tree_base.
19477 (DECL_USER_ALIGN): Likewise.
19478 (TYPE_PACKED): Use packed_flag from tree_base.
19479 (DECL_PACKED): Likewise.
19480 (tree_type): Delete packed_flag and user_align fields. Widen
19481 precision field. Widen mode field and shuffle fields to align
19482 mode on an 8-bit boundary.
19483 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19484 Renumber decl_flag_* fields. Fix comments. Widen
19485 decl_common_unused field.
19486 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19487 (DECL_EXTERNAL): Likewise.
19488 (DECL_BIT_FIELD): Likewise.
19489 (DECL_NONADDRESSABLE_P): Likewise.
19490 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19491 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19493 2009-06-10 Ian Lance Taylor <iant@google.com>
19495 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19496 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19497 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19498 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19499 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19500 DEF_VEC_ALLOC_FUNC_P.
19501 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19502 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19503 DEF_VEC_ALLOC_FUNC_O.
19504 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19505 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19506 DEF_VEC_ALLOC_FUNC_I.
19507 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19508 (vec_stack_p_reserve_exact_1): Declare.
19509 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19510 (vec_stack_free): Declare.
19511 (VEC_stack_alloc): Define.
19512 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19513 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19514 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19515 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19517 (stack_vecs): New static variable.
19518 (vec_stack_p_reserve_exact_1): New function.
19519 (vec_stack_o_reserve_1): New static function.
19520 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19521 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19522 (vec_stack_free): New function.
19523 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19524 (VEC_df_ref_stack_alloc): Define.
19525 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19526 DEF_VEC_ALLOC_P_STACK.
19527 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19528 (struct df_collection_rec): Change _vec fields to VEC. Remove
19530 (df_free_collection_rec): Adjust for new fields.
19531 (df_insn_rescan): Use new df_collection_rec fields.
19532 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19533 (df_ref_create_structure, df_ref_record): Likewise.
19534 (df_get_conditional_uses, df_get_call_refs): Likewise.
19535 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19536 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19537 (df_record_exit_block_uses, df_bb_verify): Likewise.
19538 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19539 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19540 Remove count parameter. Change return type to void. Change all
19542 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19543 Remove count parameter. Change return type to void. Change all
19545 (df_install_refs): Change old_vec parameter to VEC. Remove count
19546 parameter. Change all callers.
19547 (df_install_mws): Change old_vec parameter to VEC. Remove count
19548 parameter. Change all callers.
19549 (df_refs_verify): Change new_rec parameter to VEC. Change call
19551 (df_mws_verify): Likewise.
19553 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19555 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19557 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19559 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19561 2009-06-10 Anthony Green <green@moxielogic.com>
19563 * config/moxie/crti.asm: New file.
19564 * config/moxie/crtn.asm: New file.
19565 * config/moxie/moxie.c: New file.
19566 * config/moxie/moxie.h: New file.
19567 * config/moxie/sfp-machine.h: New file.
19568 * config/moxie/moxie-protos.h: New file.
19569 * config/moxie/t-moxie: Created.
19570 * config/moxie/t-moxie-softfp: Created.
19571 * config/moxie/moxie.md: Created.
19572 * config/moxie/constraints.md: Created.
19573 * config.gcc: Add moxie support.
19574 * doc/md.texi (Machine Constraints): Add moxie constraints.
19575 * doc/contrib.texi (Contributors): Mention moxie port.
19576 * doc/install.texi (Specific): Mention the moxie port.
19578 2009-06-09 Ian Lance Taylor <iant@google.com>
19580 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19581 compiling with C++.
19582 * optabs.c (optab_table): Only use designated initializers if
19583 HAVE_DESIGNATED_INITIALIZERS is defined.
19584 (convert_optab_table): Likewise.
19585 (init_optabs): Always call init_insn_codes if
19586 HAVE_DESIGNATED_INITIALIZERS is not defined.
19588 2009-06-09 Ian Lance Taylor <iant@google.com>
19590 * targhooks.c (default_builtin_vectorized_function): Change fn
19591 parameter to unsigned int.
19592 (default_builtin_vectorized_conversion): Change code parameter to
19594 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19595 * targhooks.h: Update declarations.
19596 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19597 parameter to unsigned int.
19599 * c-typeck.c (comptypes_check_enum_int): New static function.
19600 (comptypes_internal): Add enum_and_int_p parameter. Change all
19602 (comp_target_types): Add location parameter. Change all callers.
19603 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19604 Change all callers.
19605 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19606 (build_conditional_expr): Add colon_loc parameter. Change all
19608 (convert_for_assignment): Add location parameter. Change all callers.
19609 * c-parser.c (c_parser_conditional_expression): Pass location of
19610 colon to build_conditional_expr.
19611 * c-tree.h (build_conditional_expr): Update declaration.
19613 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19615 * graphite.c: Revert previous patch.
19617 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19620 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19622 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19624 * tree-ssa-loop-prefetch.c
19625 (loop_prefetch_arrays): Fixed a portability problem in printf format
19628 2009-06-09 Martin Jambor <mjambor@suse.cz>
19630 PR tree-optimization/40351
19631 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19632 refrence to a potential artifical subaccess can be constructed.
19634 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19636 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19637 (sh_override_options): Likewise.
19638 * config/sh/sh.c: Include params.h.
19639 (sh_optimization_options): New.
19640 (sh_override_options): Likewise.
19641 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19642 (OVERRIDE_OPTIONS): Use sh_override_options.
19644 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19646 * dwarf2out.c (emit_cfa_remember): New variable.
19647 (add_fde_cfi): If emit_cfa_remember, recurse to add
19648 DW_CFA_remember_state first.
19649 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19650 instead just set emit_cfa_remember.
19652 2009-06-08 Jan Hubicka <jh@suse.cz>
19655 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19657 2009-06-08 Jan Hubicka <jh@suse.cz>
19659 PR middle-end/39834
19660 * cgraphunit.c (save_inline_function_body): Do not copy transform
19661 hooks for saved inline bodies.
19662 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19663 for given function.
19665 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19667 * jump.c (returnjump_p): Handle delayed branches. Add missing
19670 2009-06-08 Jan Hubicka <jh@suse.cz>
19672 PR middle-end/40102
19673 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19674 original node might've been modified.
19675 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19677 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19679 * tree-object-size.c (addr_object_size): Add OSI argument.
19680 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19681 (compute_builtin_object_size, expr_object_size): Adjust callers.
19682 (plus_stmt_object_size): Call addr_object_size instead of
19683 compute_builtin_object_size.
19685 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19686 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19688 * tree-ssa-loop-prefetch.c
19689 (gather_memory_references): Introduced a counter for the number of
19691 (anything_to_prefetch_p): Introduced a counter for the number of
19693 (is_loop_prefetching_profitable): New function with a cost model
19695 (loop_prefetch_arrays): Use the new cost model to determine if
19696 prefetching is profitable.
19697 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19698 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19699 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19700 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19701 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19702 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19704 2009-06-08 Michael Matz <matz@suse.de>
19707 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19708 partitions use the same.
19709 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19710 for basevars of SSA_NAMEs.
19711 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19712 to not expand them twice.
19713 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19716 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19718 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19719 (fdump-final-insns=, gtoggle): New.
19720 * doc/invoke.texi: Document them.
19721 * final.c (rest_of_clean_state): Dump final insn stream.
19722 * gcc.c (invoke_as): Hook in -fcompare-debug.
19723 (static_spec_functions): Add compare-debug-dump-opt,
19724 compare-debug-self-opt and compare-debug-auxbase-opt.
19725 (compare_debug, compare_debug_second, compare_debug_opt): New.
19726 (switches_debug_check, n_switches_debug_check): New.
19727 (debug_auxbase_opt, debug_check_temp_file): New.
19728 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19730 (do_self_spec): Handle arguments after switches.
19731 (do_spec_1): Add .gk extension to temp file basenames for compare.
19732 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19733 (cc1_options): Use it instead of normal auxbase computation for
19734 the second compare-debug compilation.
19735 (compare_files): New.
19736 (main): Set up and implement compare debug mode.
19737 (compare_debug_dump_opt_spec_function): New.
19738 (compare_debug_self_opt_spec_function): New.
19739 (compare_debug_auxbase_opt_spec_function): New.
19740 * toplev.c (process_options): Handle flag_gtoggle,
19741 flag_dump_final_insns.
19742 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19743 during -fcompare-debug-second compilation.
19745 2009-06-07 Ian Lance Taylor <iant@google.com>
19747 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19748 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19750 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19751 with no default node. Change warning with %H to warning_at.
19752 Don't clear warn_switch around case checking.
19753 * doc/invoke.texi (Warning Options): Clarify distinction between
19754 -Wswitch and -Wswitch-enum.
19756 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19758 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19760 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19762 * gbl-ctors.h: Add header guard.
19764 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19766 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19767 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19768 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19769 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19770 prototypes for removed functions.
19771 (expressions_equal_p): Move to ...
19772 * tree-ssa-sccvn.h: ... here and ...
19773 * matrix-reorg.c: ... adjust includes.
19775 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19777 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19779 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19781 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19782 (finish_function): Remove erroneous whitespace.
19784 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19786 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19787 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19789 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19791 * errors.c (internal_error): Commentary typo fix.
19792 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19793 * tree-ssa-pre.c: Ditto.
19795 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19797 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19798 them is supposed to hold actual statements.
19800 2009-06-06 Ian Lance Taylor <iant@google.com>
19802 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19803 empty statements can now have attributes.
19805 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19807 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19808 * config/mips/mips.md: Ditto.
19810 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19812 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19814 (__eabi_uconvert): Likewise.
19816 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19818 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19819 CFI_* definitions with IN_GCC.
19821 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19823 * xcoffout.h (xcoffout_source_line): Update prototype.
19825 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19827 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19828 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19830 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19832 PR middle-end/40340
19833 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19834 inlined_function_outer_scope_p blocks for artificial inlines
19836 * tree.c (tree_nonartificial_location): Rewrite using
19837 block_nonartificial_location.
19839 2009-06-05 Revital Eres <eres@il.ibm.com>
19840 Leehod Baruch <leehod@il.ibm.com>
19842 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19843 (expand_expr_real_1): Remove comment.
19844 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19845 Vectorize misaligned access when the target supports it.
19846 (vect_supportable_dr_alignment): Check for unaligned access support.
19847 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19850 2009-06-05 Julian Brown <julian@codesourcery.com>
19852 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19853 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19855 2009-06-05 Richard Guenther <rguenther@suse.de>
19858 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19859 as possibly unused.
19861 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19863 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19864 (save_gprs): Don't tell unwinder when a global register is saved.
19865 (s390_emit_epilogue): Emit needed epilogue unwind info.
19867 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19869 * dwarf2out.c (deferred_asm_name): New.
19870 (add_name_and_src_coords_attributes): Defer creation of
19871 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19873 (move_linkage_attr): New.
19874 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19877 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19879 * tree-nested.c (finalize_nesting_tree_1): Declare the
19880 frame_decl in the binding tree.
19882 2009-06-04 Cary Coutant <ccoutant@google.com>
19884 * basic-block.h (struct basic_block_def): Add discriminator field.
19885 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19887 * debug.c (do_nothing_debug_hooks): Add additional entry.
19888 (debug_nothing_int_charstar_int): New function.
19889 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19890 (debug_nothing_int_charstar_int): New declaration.
19891 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19892 discriminator value in .loc directive.
19893 * final.c (last_discriminator): New variable.
19894 (discriminator): New variable.
19895 (final_start_function): Initialize above variables, pass current
19896 discriminator to debug hook.
19897 (notice_source_line): Check for discriminator change.
19898 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19899 * sdbout.c (sdbout_source_line): New parameter.
19900 * tree-cfg.c (struct locus_discrim_map): New structure type.
19901 (discriminator_per_locus): New hash table.
19902 (build_gimple_cfg): Allocate and free discriminator hash table.
19903 (make_edges): Call assign_discriminator.
19904 (locus_map_hash): New function.
19905 (locus_map_eq): New function.
19906 (next_discriminator_for_locus): New function.
19907 (same_line_p): New function.
19908 (assign_discriminator): New function.
19909 (make_cond_expr_edges): Call assign_discriminator.
19910 (make_gimple_switch_edges): Likewise.
19911 (first_non_label_stmt): New function.
19912 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19914 * xcoffout.c (xcoffout_source_line): Add new parameter.
19916 * configure.ac (gcc_cv_as_discriminator): New configury check for
19917 gas support for discriminator.
19918 * configure: Regenerate.
19919 * config.in: Regenerate.
19921 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19923 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19924 val after checking for integers.
19926 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19928 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19930 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19931 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19932 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19933 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19934 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19935 X64_SSE_REGPARM_MAX.
19936 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19937 X64_SSE_REGPARM_MAX.
19939 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19941 * gcc.c (report_times_to_file): New.
19942 (execute): Implement it.
19943 (process_command): Support -time=.
19944 * doc/invoke.texi: Document it.
19946 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19948 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19949 that have value exprs.
19951 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19953 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19954 declarations for constants until...
19955 (dw2_output_indirect_constant_1): ... this point.
19957 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19960 * arm.md (arm_addsi3): Don't try to split an add with an
19961 eliminable register until after reload has completed.
19963 2009-06-03 Ian Lance Taylor <iant@google.com>
19965 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19966 * genattrtab.c (write_length_unit_log): Likewise.
19967 * genchecksum.c (dosum): Likewise.
19968 * gengtype.c (write_rtx_next): Likewise.
19969 (finish_root_table, write_roots): Likewise.
19970 * gimple.c (gimple_ops_offset_): Likewise.
19971 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19972 * config/arc/arc.c (arc_attribute_table): Likewise.
19973 * config/arm/arm.c (arm_attribute_table): Likewise.
19974 * config/avr/avr.c (avr_attribute_table): Likewise.
19975 * config/crx/crx.c (crx_attribute_table): Likewise.
19976 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19977 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19978 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19979 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19980 * config/sh/sh.c (sh_attribute_table): Likewise.
19981 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19982 * config/spu/spu.c (spu_attribute_table): Likewise.
19983 * config/v850/v850.c (v850_attribute_table): Likewise.
19985 * config/alpha/alpha.c (vms_attribute_table): Make static.
19986 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19987 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19988 * config/mips/mips.c (mips_attribute_table): Likewise.
19990 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19992 (cc1-checksum.o): Likewise.
19994 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19996 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19998 2009-06-03 Jakub Jelinek <jakub@redhat.com>
20000 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
20001 insn if it is changing sp. Use gen_add3_insn instead of
20002 conditionally gen_addsi3 and gen_adddi3.
20003 (offset_below_red_zone_p): New static inline function.
20004 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
20005 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
20006 * config/rs6000/ppc-asm.h: Include auto-host.h.
20007 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
20008 CFI_RESTORE): Define.
20009 * config/rs6000/crtresxgpr.asm: Add unwind info.
20010 * config/rs6000/crtresxfpr.asm: Likewise.
20011 * config/rs6000/crtresgpr.asm: Likewise.
20012 * config/rs6000/crtresfpr.asm: Likewise.
20013 * config/rs6000/crtsavgpr.asm: Likewise.
20014 * config/rs6000/crtsavfpr.asm: Likewise.
20016 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
20017 argument of DWARF2_FRAME_REG_OUT macros.
20019 2009-06-03 Julian Brown <julian@codesourcery.com>
20021 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
20022 words or less (including TImode) in core registers.
20024 2009-06-03 Richard Guenther <rguenther@suse.de>
20026 PR middle-end/40328
20027 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20029 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
20031 * statistics.c (statistics_counter_event): Do not record event
20032 in pass dump if its number == -1.
20033 (curr_statistics_hash): Add assert that we never get passes
20034 with static number == -1.
20036 2009-06-03 Richard Guenther <rguenther@suse.de>
20037 Andrey Belevantsev <abel@ispras.ru>
20039 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20040 non-BLKmode arrays addressable.
20042 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
20044 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20045 * config/m68k/m68k.h: ... here.
20047 2009-06-03 Martin Jambor <mjambor@suse.cz>
20049 PR tree-optimization/40323
20050 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20053 2009-06-03 Richard Guenther <rguenther@suse.de>
20055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20058 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
20060 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20061 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20062 JUMP_TABLE_DATA_P where applicable.
20063 * config/sh/sh.c: Ditto.
20064 * config/sh/sh.h: Ditto.
20065 * config/sh/sh.md: Ditto.
20066 * config/sh/symbian.c: Ditto.
20068 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
20070 * config/i386/driver-i386.c (describe_cache): Optimize
20071 concatenation of strings. Use snprintf instead of sprintf.
20072 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
20073 target when not compiling with GCC.
20075 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
20077 * config/sh/sh.c: Revert last change.
20078 (sh_expand_epilogue): Emit a blockage insn before the frame
20079 pointer adjustment unconditionally.
20081 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20083 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20084 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20085 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20086 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20087 to COLLECT_GCC_OPTIONS.
20089 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20091 * collect2.c (target_system_root): New variable.
20092 (main): Handle --sysroot=.
20093 (ignore_library): Strip the sysroot from the library path.
20095 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20097 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20098 (collect2.o): Depend on collect2-aix.h.
20099 (collect2-aix.o): New rule.
20100 * collect2-aix.h: New file.
20101 * collect2-aix.c: Likewise.
20102 * collect2.c: Include collect2-aix.h. Don't undefine
20103 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20104 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20105 Use TARGET_AIX_VERSION instead of _AIX51.
20106 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20107 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20108 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20109 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20110 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20112 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20114 * collect2.c (ignore_library): Avoid premature post-increment
20115 and null deference.
20117 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20119 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20120 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20121 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
20122 CROSS_DIRECTORY_STRUCTURE too.
20123 (LINK_LIBG_SPEC): Likewise.
20124 (LIB_SPEC): Add %R to sysroot paths.
20125 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20126 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20127 * config/rs6000/aix51.h: As for aix43.h.
20128 * config/rs6000/aix52.h: Likewise.
20129 * config/rs6000/aix53.h: Likewise.
20130 * config/rs6000/aix61.h: Likewise.
20131 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20132 to the beginning of sysroot paths.
20134 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20136 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20137 INSN_LISTs that are out of the REG_NOTE range.
20139 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20141 * loop-unroll.c (struct iv_to_split): Add pointer to next.
20142 (struct var_to_expand): Likewise.
20143 (struct opt_info): Add head and tail for linked lists of the above.
20144 (analyze_insn_to_expand_var): Initialize next.
20145 (analyze_iv_to_split_insn): Likewise.
20146 (analyze_insns_in_loop): Create linked lists.
20147 (allocate_basic_variable): Simplify for use without hash table.
20148 (insert_var_expansion_initialization): Likewise, make it type-safer.
20149 (combine_var_copies_in_loop_exit): Likewise.
20150 (apply_opt_in_copies): Walk lists rather than hash tables.
20151 (release_var_copies): Simplified and inlined by hand into...
20152 (free_opt_info): ... this function.
20154 2009-06-02 Richard Guenther <rguenther@suse.de>
20156 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20159 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20161 * cfgexpand.c (gimple_expand_cfg): Discard the source location
20162 only for builtins that are not overridden.
20164 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20166 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20169 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20171 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
20173 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20175 * combine.c (move_deaths): Compare LUIDs within the same BB only.
20177 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20179 * common.opt (fdump-unnumbered-links): New.
20180 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
20181 * print-rtl.c (flag_dump_unnumbered_links): New.
20182 (print_rtx): Test it.
20184 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
20186 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20187 push/pop multiple to 8-byte alignment.
20189 2009-06-01 Jakub Jelinek <jakub@redhat.com>
20191 * config/i386/i386.c (queued_cfa_restores): New static variable.
20192 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20194 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20195 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20196 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20197 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20198 note unconditionally.
20199 (ix86_emit_restore_regs_using_mov): Likewise.
20200 (ix86_emit_restore_sse_regs_using_mov): Likewise.
20201 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20202 it through to ix86_emit_restore_reg_using_pop.
20203 (ix86_emit_leave): Add RED_OFFSET argument. Call
20204 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
20205 instead of adding REG_CFA_OFFSET note unconditionally.
20206 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20207 the above functions. Call ix86_add_queued_cfa_restore_notes when
20210 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20211 force output of the label even for dwarf2out_do_cfi_asm.
20212 (add_fde_cfi): If -g2 and above and cfi might change CFA,
20213 force creation of CFI label and chain DW_CFA_set_loc jumping to it
20214 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
20216 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20217 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20218 dwarf2out_cfi_label callers.
20219 * tree.h (dwarf2out_cfi_label): Adjust prototype.
20220 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20221 Adjust dwarf2out_cfi_label callers.
20222 * config/vax/vax.c (vax_output_function_prologue): Likewise.
20224 * config/i386/i386.h (struct machine_cfa_state,
20225 struct machine_function): Guard with ifndef USED_FOR_TARGET
20226 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20229 * emutls.c (__emutls_get_address): Change arr->size to mean number
20230 of allocated arr->data entries instead of # of slots + 1.
20232 PR middle-end/40316
20233 * recog.c (peep2_reinit_state): New function.
20234 (peephole2_init_state): Use it at the end of a basic block and also
20235 when seeing a RTX_FRAME_RELATED_P insn.
20237 2009-06-01 Steve Ellcey <sje@cup.hp.com>
20239 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20240 fixuns_truncrfdi2): New.
20241 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20242 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20243 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20244 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20245 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20246 *recip_approx): Remove.
20247 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20248 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20249 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20251 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20254 2009-06-01 Ian Lance Taylor <iant@google.com>
20256 * attribs.c (register_attribute): Use CONST_CAST.
20257 * collect2.c (main): Use CONST_CAST2.
20258 (scan_prog_file): Likewise.
20259 * gcc.c (process_command, main): Likewise.
20260 * toplev.c (toplev_main): Likewise.
20262 * c-typeck.c (handle_warn_cast_qual): New static function,
20263 partially broken out of build_c_cast.
20264 (build_c_cast): Call handle_warn_cast_qual.
20265 * doc/invoke.texi (Warning Options): Document new effect of
20268 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
20270 * diagnostic.c (diagnostic_build_prefix): Always print columns.
20271 (diagnostic_report_current_module): Print columns.
20272 * common.opt (flag_show_column): Enable by default.
20274 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
20276 * alias.c (find_base_term): Check for NULL term before returning.
20278 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20280 Revert due to PR40320:
20281 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20282 * calls.c (emit_library_call_value_1): Don't force_operand for move
20285 2009-06-01 Olivier Hainque <hainque@adacore.com>
20286 Eric Botcazou <ebotcazou@adacore.com>
20288 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20289 to be processed as a bitfield for constructor output purposes.
20290 * output.h (initializer_constant_valid_for_bitfield_p): Declare
20292 * varasm.c (oc_local_state): New type, output_constructor
20293 local state to support communication with helpers.
20294 (oc_outer_state): New type, output_constructor outer state of
20295 relevance in recursive calls.
20296 (output_constructor_array_range): New output_constructor helper,
20297 extracted code for an array range element.
20298 (output_constructor_regular_field): New output_constructor helper,
20299 extracted code for an element that is not a bitfield.
20300 (output_constructor_bitfield): New output_constructor helper,
20301 extracted code for a bitfield element. Accept an OUTER state
20302 argument for recursive processing. Recurse on record or array
20303 CONSTRUCTOR values, possibly past noop conversions.
20304 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20305 VALUE is a valid constant-valued expression for use in a static
20306 bit-field initializer.
20307 (output_constructor): Rework to use helpers. Accept and honor an
20308 OUTER state argument for recursive calls. Return total size. Be
20309 prepared for nested constructors initializing bitfields.
20310 (output_constant): Feed OUTER in calls to output_constructor.
20312 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20314 * calls.c (emit_library_call_value_1): Don't force_operand for move
20317 2009-06-01 Nick Clifton <nickc@redhat.com>
20319 * doc/invoke.texi (IA-64 Options): Fix typo.
20321 2009-06-01 Ira Rosen <irar@il.ibm.com>
20323 PR tree-optimization/39129
20324 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20326 (vect_do_peeling_for_loop_bound): Use
20327 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20328 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20329 (vect_loop_versioning): Likewise.
20330 (vect_create_cond_for_alias_checks): Fix indentation.
20331 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20333 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20334 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20335 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20336 "control flow in loop".
20337 (vect_estimate_min_profitable_iters): Use
20338 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20339 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20340 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20341 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20342 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20343 statement belongs to a group of strided accesses with the exact code
20345 (vectorizable_load): Likewise.
20346 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20347 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20349 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20351 * config/freebsd-stdint.h: New file.
20352 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20353 Add freebsd-stdint.h to tm_file.
20355 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20357 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20358 (thumb2_extendhidi2): Likewise.
20360 2009-05-31 Ian Lance Taylor <iant@google.com>
20362 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20364 2009-05-31 Ian Lance Taylor <iant@google.com>
20366 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20367 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20368 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20370 2009-05-31 Jason Merrill <jason@redhat.com>
20372 * tree-pretty-print.c (print_call_name): Take the callee, not the
20373 call itself. Make non-static. Use dump_function_name for functions.
20374 (dump_generic_node): Adjust.
20375 * diagnostic.h: Declare print_call_name.
20376 * gimple-pretty-print.c (dump_gimple_call): Use it.
20378 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20380 * config/sh/sh.md (ashldi3_std): New define_expand.
20383 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20386 * config/sh/sh.c: Include debug.h.
20387 (sh_expand_epilogue): Emit a blockage insn before the frame
20388 pointer adjustment also when dwarf2out_do_frame returns true.
20390 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20392 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20393 (thumb2_extendqidi2): New pattern.
20395 2009-05-31 Ira Rosen <irar@il.ibm.com>
20397 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20398 mark phis for renaming.
20399 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20400 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20401 Call mark_sym_for_renaming.
20402 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20403 * tree-vect-loop.c (vect_transform_loop): Remove
20404 vect_memsyms_to_rename initialization and a call to
20405 mark_set_for_renaming.
20407 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20409 PR middle-end/40304
20410 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20411 frame related even if !set_cfa && style < 0.
20413 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20415 * config/i386/mingw-tls.c: New file.
20416 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20417 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20418 defining _WIN32 but not __CYGWIN__.
20420 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20422 * configure.ac: Add MPC support.
20424 * config.in, configure: Regenerate.
20426 2009-05-29 Richard Henderson <rth@redhat.com>
20428 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20429 NOTE_INSN_BASIC_BLOCK.
20430 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20431 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20432 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20434 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20436 (add_cfi): Disable check redefining cfa away from drap.
20437 (lookup_cfa_1): Add remember argument; handle remember/restore.
20438 (lookup_cfa): Pass remember argument.
20439 (cfa_remember): New.
20440 (compute_barrier_args_size_1): Remove sibcall check.
20441 (dwarf2out_frame_debug_def_cfa): New.
20442 (dwarf2out_frame_debug_adjust_cfa): New.
20443 (dwarf2out_frame_debug_cfa_offset): New.
20444 (dwarf2out_frame_debug_cfa_register): New.
20445 (dwarf2out_frame_debug_cfa_restore): New.
20446 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20447 (dwarf2out_begin_epilogue): New.
20448 (dwarf2out_frame_debug_restore_state): New.
20449 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20450 DW_CFA_restore_state.
20451 (output_cfi_directive): Likewise.
20452 (convert_cfa_to_fb_loc_list): Likewise.
20453 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20454 * dwarf2out.h: Update.
20455 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20456 (copy_insn_1): Early out for null.
20457 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20458 and dwarf2out_frame_debug_restore_state.
20459 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20460 (prologue_insn_hash, epilogue_insn_hash): New.
20461 (free_after_compilation): Adjust freeing accordingly.
20462 (record_insns): Create hash table if needed; push insns into
20463 hash instead of array.
20464 (maybe_copy_epilogue_insn): New.
20465 (contains): Search hash table instead of array.
20466 (sibcall_epilogue_contains): Remove.
20467 (thread_prologue_and_epilogue_insns): Split eh_return insns
20468 and mark them as epilogues.
20469 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20470 scanning in terms of basic blocks.
20471 * insn-notes.def (CFA_RESTORE_STATE): New.
20472 * jump.c (returnjump_p_1): Accept EH_RETURN.
20473 (eh_returnjump_p_1, eh_returnjump_p): New.
20474 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20475 CFA_REGISTER, CFA_RESTORE): New.
20476 * rtl.def (EH_RETURN): New.
20477 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20479 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20480 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20482 * config/i386/i386.c (gen_push): Update cfa state.
20483 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20484 add a CFA_ADJUST_CFA note.
20485 (ix86_dwarf_handle_frame_unspec): Remove.
20486 (ix86_expand_prologue): Update cfa state.
20487 (ix86_emit_restore_reg_using_pop): New.
20488 (ix86_emit_restore_regs_using_pop): New.
20489 (ix86_emit_leave): New.
20490 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20491 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20492 * config/i386/i386.h (struct machine_cfa_state): New.
20493 (ix86_cfa_state): New.
20494 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20495 (eh_return_internal): Merge from eh_return_<mode>,
20496 use eh_return rtx, split w/ epilogue.
20498 2009-05-29 Ian Lance Taylor <iant@google.com>
20500 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20502 * calls.c (emit_library_call_value_1): Likewise.
20504 * c-typeck.c (c_build_va_arg): New function.
20505 * c-tree.h (c_build_va_arg): Declare.
20506 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20507 instead of build_va_arg.
20509 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20511 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20512 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20513 (ptr_difference_cost): Use affine combinations to compute it.
20514 (difference_cost): Likewise.
20515 (get_computation_cost_at): Compute more accurate cost for addresses
20516 if the ratio is a multiplier allowed in addresses.
20517 For non-addresses, consider that an additional offset or symbol is
20520 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20522 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20523 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20525 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20526 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20527 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20529 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20530 to 1 for TYPE_SSE{IADD1,CVT1}.
20531 (prefix_vex_imm8): Removed.
20532 (length_vex): Only pass 1 as second argument to
20533 ix86_attr_length_vex_default if prefix_extra is 0.
20534 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20535 (length): For prefix vex computation use length_immediate
20536 attribute instead of prefix_vex_imm8.
20537 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20538 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20539 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20540 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20541 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20542 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20543 a space in between the operands.
20544 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20545 if one operand is 0xff and the other one si, di, bp or sp.
20546 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20547 other one si, di, bp or sp.
20548 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20549 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20550 type and mode attributes.
20551 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20552 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20553 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20554 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20555 prefix_data16 attribute iff MODE_DF.
20556 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20557 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20558 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20559 constm128_operand in length_immediate computation.
20560 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20561 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20562 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20563 length_immediate attribute to 1.
20564 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20565 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20566 for certain alternatives.
20567 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20568 prefix_data16 attribute if MODE_V1DF.
20569 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20570 length_immediate to 1.
20571 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20572 length_address to 4, set mode attribute to MODE_DI.
20573 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20574 (fxam<mode>2_i387): Set length attribute to 4.
20575 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20576 *prefetch_3dnow_rex): Override length_address attribute.
20577 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20579 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20580 (constm128_operand): Removed.
20581 * config/i386/i386.c (memory_address_length): For
20582 disp && !index && !base in 64-bit mode account for SIB byte if
20583 print_operand_address can't optimize disp32 into disp32(%rip)
20584 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20585 for fs: or gs: segment.
20586 (ix86_attr_length_immediate_default): When checking if shortform
20587 is possible, truncate immediate to the length of the non-shortened
20589 (ix86_attr_length_address_default): Ignore MEM_P operands
20591 (ix86_attr_length_vex_default): Only check for DImode on
20592 GENERAL_REG_P operands.
20593 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20594 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20595 (sse_cvttps2pi): Clear prefix_rep attribute.
20596 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20598 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20599 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20600 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20601 iff operand 2 is const_int_operand.
20602 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20603 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20604 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20606 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20608 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20609 prefix_data16 attribute for movlpd and movhpd instructions.
20610 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20611 length_immediate for shufpd instruction.
20612 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20613 (avx_cmpp<avxmodesuffixf2c><mode>3,
20614 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20615 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20616 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20617 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20618 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20619 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20620 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20621 prefix_data16 attribute for the first alternative to 1.
20622 (*avx_loadlps): Override length_immediate for the first alternative.
20623 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20624 attributes for second alternative.
20625 (*vec_concatv2sf_sse4_1): Override length_immediate and
20626 prefix_data16 attributes for second alternative.
20627 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20628 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20629 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20630 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20631 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20632 prefix_data16 and length_immediate to 1.
20633 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20635 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20636 prefix_extra attribute for variants that don't have 0f prefix alone.
20637 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20638 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20639 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20640 *sse4_1_pextrd): Set length_immediate to 1.
20641 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20642 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20644 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20645 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20646 length_immediate to 1 for second alternative.
20647 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20648 prefix_extra and length_immediate attributes for the first
20650 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20652 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20653 to 1 for the first and third alternative.
20654 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20656 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20658 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20660 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20661 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20662 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20663 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20664 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20665 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20666 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20667 ssse3_psign<mode>3): Override prefix_rex attribute.
20668 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20669 (ssse3_palignrti): Override length_immediate to 1.
20670 (ssse3_palignrdi): Override length_immediate to 1, override
20671 prefix_rex attribute.
20672 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20673 (sse4a_extrqi): Override length_immediate to 2.
20674 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20675 (sse4a_insertq): Override prefix_data16 to 0.
20676 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20677 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20678 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20679 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20680 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20681 and length_immediate to 1.
20682 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20683 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20684 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20685 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20686 and length_immediate to 1.
20687 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20688 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20689 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20690 avx_ptest256): Override prefix_extra to 1.
20691 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20692 Override prefix_data16 and length_immediate to 1.
20693 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20694 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20695 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20696 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20697 prefix_data16 to 0 and prefix_extra to 2.
20698 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20699 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20701 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20702 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20703 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20704 and prefix_extra to 2.
20705 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20706 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20707 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20708 avx_vpermilvar<mode>3,
20709 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20710 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20711 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20712 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20713 Override prefix_extra to 1.
20714 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20715 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20716 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20717 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20718 prefix_extra and length_immediate to 1.
20719 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20721 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20722 to 1 for the first alternative.
20723 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20724 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20726 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20727 *movv2sf_internal_avx, *movv2sf_internal): Override
20728 prefix_rep attribute for certain alternatives.
20729 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20730 attributes for certain alternatives.
20731 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20732 attributes for certain alternatives.
20733 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20734 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20735 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20736 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20737 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20738 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20739 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20740 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20741 length_immediate to 1 if operand 2 is const_int_operand.
20742 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20743 *vec_extractv2si_1): Set length_immediate attribute to 1.
20744 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20745 using old 3DNOW insn rather than SSE/3DNOW_A.
20746 (mmx_emms, mmx_femms): Clear modrm attribute.
20748 2009-05-29 Martin Jambor <mjambor@suse.cz>
20750 * tree-sra.c: New implementation of SRA.
20752 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20753 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20754 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20755 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20756 (SRA_MAX_STRUCTURE_COUNT): Removed.
20757 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20758 * doc/invoke.texi (sra-max-structure-size): Removed.
20759 (sra-field-structure-ratio): Removed.
20761 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20763 PR middle-end/40291
20764 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20767 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20769 PR rtl-optimization/40101
20770 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20771 seqno. Adjust comment.
20772 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20773 inserting bookkeeping before a jump, the jump is not scheduled.
20774 When no positive seqno found, provide a value. Add comment.
20776 2009-05-29 Richard Guenther <rguenther@suse.de>
20778 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20779 short-cutting on the first component.
20781 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20783 PR middle-end/39958
20784 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20785 for trees other than decls/types.
20787 2009-05-29 Richard Guenther <rguenther@suse.de>
20789 * tree-ssa-operands.c (get_expr_operands): Do not handle
20790 INDIRECT_REFs in the handled-component case. Remove
20791 unused get_ref_base_and_extent case.
20792 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20793 tree_low_cst and host_integerp where possible.
20794 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20795 codes for equivalence.
20796 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20798 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20800 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20801 to tmake_file for i[34567]86-*-cygwin*.
20803 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20806 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20807 (altivec_categorize_keyword, init_vector_keywords,
20808 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20811 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20813 * tree.c (handle_dll_attribute): Check if node is
20814 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20816 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20818 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20820 (thumb2_zero_extendqidi2): Likewise.
20822 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20824 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20825 instead of gen_movrt.
20826 * config/sh/sh.md (movrt): Remove.
20828 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20830 * doc/invoke.texi (IA-64 Options):
20831 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20832 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20833 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20834 -msched-prefer-non-control-spec-insns,
20835 -msched-stop-bits-after-every-cycle,
20836 -msched-count-spec-in-critical-path,
20837 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20838 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20839 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20840 and -msched-spec-verbose.
20842 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20844 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20845 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20847 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20849 2009-05-28 Richard Guenther <rguenther@suse.de>
20851 * tree-ssa-alias.c (ao_ref_init): New function.
20852 (ao_ref_base): Likewise.
20853 (ao_ref_base_alias_set): Likewise.
20854 (ao_ref_alias_set): Likewise.
20855 (refs_may_alias_p_1): Change signature.
20856 (refs_may_alias_p): Adjust.
20857 (refs_anti_dependent_p): Likewise.
20858 (refs_output_dependent_p): Likewise.
20859 (call_may_clobber_ref_p_1): Change signature.
20860 (call_may_clobber_ref_p): Adjust.
20861 (stmt_may_clobber_ref_p_1): New function split out from ...
20862 (stmt_may_clobber_ref_p): ... here.
20863 (maybe_skip_until): Adjust signature.
20864 (get_continuation_for_phi): Likewise.
20865 (walk_non_aliased_vuses): Likewise.
20866 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20867 (ao_ref_init): Declare.
20868 (ao_ref_base): Likewise.
20869 (ao_ref_alias_set): Likewise.
20870 (stmt_may_clobber_ref_p_1): Likewise.
20871 (walk_non_aliased_vuses): Adjust.
20872 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20873 (get_ref_from_reference_ops): remove.
20874 (vn_reference_lookup_2): Adjust signature.
20875 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20876 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20877 (vn_reference_lookup): Adjust.
20878 (vn_reference_insert): Likewise.
20879 (vn_reference_insert_pieces): Adjust signature.
20880 (visit_reference_op_call): Adjust.
20881 * tree-ssa-pre.c (get_expr_type): Simplify.
20882 (phi_translate_1): Adjust.
20883 (compute_avail): Likewise.
20884 (translate_vuse_through_block): Do not re-build trees.
20885 (value_dies_in_block_x): Likewise.
20886 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20888 (vn_reference_lookup_pieces): Adjust declaration.
20889 (vn_reference_insert_pieces): Likewise.
20891 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20893 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20894 with checking disabled.
20896 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20900 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20901 macro definition for support of three-operand format aligned
20902 .comm directive in assembler on cygwin/pe/mingw target OS.
20903 * configure: Regenerate.
20904 * config.h: Regenerate.
20906 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20907 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20908 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20910 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20911 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20913 2009-05-28 Ira Rosen <irar@il.ibm.com>
20915 PR tree-optimization/40254
20916 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20917 in analysis of basic blocks.
20919 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20921 PR middle-end/33699
20922 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20923 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20924 (TARGET_INITIALIZER): Use it.
20925 * cse.c (CHEAPER): Move it up to the other macros.
20926 (insert): Rename this ...
20927 (insert_with_costs): ... to this. Add cost parameters. Update
20929 (insert): New function. Call insert_with_costs.
20930 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20931 find_reg_offset_for_const, try_const_anchors): New functions.
20932 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20933 when using a const-anchor. Call insert_const_anchors.
20934 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20935 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20937 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20939 * tree-inline.c (remap_decls): Enable nonlocalized variables
20940 when not optimizing.
20942 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20944 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20945 Simplify other tests involving optimize.
20947 2009-05-27 Tom Tromey <tromey@redhat.com>
20949 * unwind-dw2.c (_Unwind_DebugHook): New function.
20950 (uw_install_context): Call _Unwind_DebugHook.
20952 2009-05-27 Tom Tromey <tromey@redhat.com>
20954 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20956 2009-05-27 Ian Lance Taylor <iant@google.com>
20958 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20959 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20960 (ALL_LINKERFLAGS): Define.
20961 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20962 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20963 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20964 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20965 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20966 $(LINKER_FOR_BUILD).
20967 (build/gcov-iov$(build_exeext)): Likewise.
20969 2009-05-27 Julian Brown <julian@codesourcery.com>
20971 * gcse.c (target.h): Include.
20972 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20973 copy of argument to a pseudo register.
20975 2009-05-27 Diego Novillo <dnovillo@google.com>
20977 * tree-ssa-live.c (dump_scope_block): Document arguments.
20978 (dump_scope_blocks): Document.
20979 (debug_scope_blocks): New.
20980 * tree-flow.h (debug_scope_blocks): Declare.
20982 2009-05-21 Denis Chertykov <denisc@overta.ru>
20984 * doc/contrib.texi (Contributors): Add myself to the list.
20986 2009-05-27 Olivier Hainque <hainque@adacore.com>
20988 * expr.c (target_align): New function. Alignment the TARGET of an
20989 assignment may be assume to have.
20990 (highest_pow2_factor_for_target): Use it instead of relying on
20991 immediate tree attributes of TARGET, not necessarily honored when
20992 intermediate bitfields are involved.
20994 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20997 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20998 AVX, SSE4, AES, PCLMUL and POPCNT.
21000 2009-05-27 Diego Novillo <dnovillo@google.com>
21002 * tree-pretty-print.c (dump_location): New.
21003 (dump_generic_node): Call it.
21004 Factor code to handle BLOCK nodes ...
21005 (dump_block_node): ... here.
21007 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
21009 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
21011 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
21013 * gcc-plugin.h: Include config.h and system.h.
21014 (IN_GCC): Define if not defined.
21016 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
21018 PR middle-end/40249
21019 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
21022 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
21024 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21026 * config/m32r/m32r.h: Ditto.
21027 * config/m32r/m32r.md: Ditto.
21028 * config/m32r/predicates.md: Ditto.
21030 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
21032 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21034 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
21037 (Loading plugins): typo.
21038 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21039 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21040 (Interacting with the GCC Garbage Collector): Added new section.
21041 (Giving information about a plugin): Added new section for
21043 * ggc.h (ggc_register_root_tab): Added declaration.
21044 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21045 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21046 (register_callback): Improved comment in declaration.
21047 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21048 (extra_root_vec) Added static variable for dynamic roots registration.
21049 (ggc_register_root_tab) Added new routine.
21050 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21051 PLUGIN_GGC_MARKING event.
21052 * ggc-zone.c: Include plugin.h.
21053 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21054 * ggc-page.c: Include plugin.h.
21055 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21056 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21057 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21058 (register_callback): check lack of callbacks for
21059 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21060 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21061 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21062 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21063 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21064 dependency on plugin.h.
21065 (plugin.o): Added dependency on ggc.h...
21067 2009-05-26 Richard Guenther <rguenther@suse.de>
21069 PR middle-end/40248
21071 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21072 with mismatched comparison modes.
21074 * expr.c (expand_expr_real_1): Expand the operand of a
21075 VIEW_CONVERT_EXPR in its natural mode.
21077 2009-05-26 Ian Lance Taylor <iant@google.com>
21079 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21080 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21081 (ALL_COMPILERFLAGS): Define.
21082 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21083 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21084 (collect2$(exeext), collect2.o): Likewise.
21085 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21086 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21087 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
21088 (libbackend.o, intl.o, cppdefault.o): Likewise.
21089 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21090 (build/%.o): Use $(COMPILER_FOR_BUILD).
21091 (build/gen%$(build_exeext)): Likewise.
21092 (build/gcov-iov$(build_exeext)): LIkewise.
21093 * config/t-darwin (darwin.o): Use $(COMPILER).
21094 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21095 * config/t-sol2 (sol2-c.o): Likewise.
21096 (sol2.o): Likewise.
21097 * config/t-vxworks (vxworks.o): Likewise.
21098 * config/x-darwin (host-darwin.o): Likewise.
21099 * config/x-hpux (host-hpux.o): Likewise.
21100 * config/x-linux (host-linux.o): Likewise.
21101 * config/x-solaris (host-solaris.o): Likewise.
21102 * config/alpha/x-alpha (driver-alpha.o): Likewise.
21103 * config/arm/t-arm (arm-c.o): Likewise.
21104 * config/arm/t-pe (pe.o): Likewise.
21105 * config/arm/t-wince-pe (pe.o): Likewise.
21106 * config/i386/t-cygming (winnt.o): Likewise.
21107 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21108 * config/i386/t-cygwin (cygwin1.o): Likewise.
21109 (cygwin2.o): Likewise.
21110 * config/i386/t-i386 (i386-c.o): Likewise.
21111 * config/i386/t-interix (winnt.o): Likewise.
21112 * config/i386/t-netware (netware.o): Likewise.
21113 * config/i386/t-nwld (nwld.o): Likewise.
21114 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
21115 * config/i386/x-i386 (driver-i386.o): Likewise.
21116 * config/i386/x-cygwin (host-cygwin.o): Likewise.
21117 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
21118 * config/ia64/t-ia64 (ia64-c.o): Likewise.
21119 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
21120 * config/mips/x-native (driver-native.o): Likewise.
21121 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21122 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21123 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21124 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21125 * config/score/t-score-elf (score7.o): Likewise.
21126 (score3.o): Likewise.
21127 * config/sh/t-sh (sh-c.o): Likewise.
21128 * config/sh/t-symbian (sh-c.o): Likewise.
21129 (symbian.o): Likewise.
21130 * config/spu/t-spu-elf (spu-c.o): Likewise.
21131 * config/v850/t-v850 (v850-c.o): Likewise.
21132 * config/v850/t-v850e (v850-c.o): Likewise.
21134 2009-05-26 Richard Guenther <rguenther@suse.de>
21136 PR tree-optimization/40122
21137 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21138 VECTOR_CSTs if possible.
21139 (fold_gimple_assign): Likewise.
21141 2009-05-26 Richard Guenther <rguenther@suse.de>
21143 PR middle-end/40252
21144 * fold-const.c (fold_binary): Use the correct types for building
21147 2009-05-26 Richard Guenther <rguenther@suse.de>
21149 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21150 redundant calls to merge_alias_info.
21151 (bump_vector_ptr): Likewise.
21152 * tree-ssa-copy.c (merge_alias_info): Remove.
21153 (replace_exp_1): Remove call to merge_alias_info.
21154 (propagate_tree_value): Likewise.
21155 (fini_copy_prop): Propagate points-to info.
21156 * tree-flow.h (merge_alias_info): Remove.
21158 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21160 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21162 2009-05-25 Jan Hubicka <jh@suse.cz>
21164 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21165 * cgraph.h (struct inline_summary): New filed self_wize,
21166 size_inlining_benefit, self_time and time_inlining_benefit.
21167 (struct cgraph_global_info): Replace insns by time ans size fields.
21168 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21169 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21170 (ipcp_update_callgraph): Do not touch function bodies.
21171 * ipa-inline.c: Include except.h
21172 (MAX_TIME): New constant.
21173 (overall_insns): Remove.
21174 (leaf_node_p): New.
21175 (overall_size, max_benefit): New static variables.
21176 (cgraph_estimate_time_after_inlining): New function.
21177 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21178 (cgraph_clone_inlined_nodes): Update size.
21179 (cgraph_mark_inline_edge): Update size.
21180 (cgraph_estimate_growth): Use size info.
21181 (cgraph_check_inline_limits): Check size.
21182 (cgraph_default_inline_p): Likewise.
21183 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21184 (cgraph_decide_recursive_inlining): Check size.
21185 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21187 (cgraph_decide_inlining): Likewise.
21188 (cgraph_decide_inlining_incrementally): Likewise; honor
21189 PARAM_EARLY_INLINING_INSNS.
21190 (likely_eliminated_by_inlining_p): New predicate.
21191 (estimate_function_body_sizes): New function.
21192 (compute_inline_parameters): Use it.
21193 * except.c (must_not_throw_labels): New function.
21194 * except.h (must_not_throw_labels): Declare.
21195 * tree-inline.c (init_inline_once): Kill inlining_weigths
21196 * tree-ssa-structalias.c: Avoid uninitialized warning.
21197 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21198 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21199 (PARAM_INLINE_CALL_COST): Remove.
21200 (PARAM_EARLY_INLINING_INSNS): New.
21202 2009-05-25 Richard Guenther <rguenther@suse.de>
21204 PR tree-optimization/36327
21205 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21206 callback for reference translation or lookup at the point of may-defs.
21207 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21208 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21209 for union COMPONENT_REFs.
21210 (vn_reference_lookup_3): New callback. Lookup from memset
21211 and CONSTRUCTOR assignment, translate through struct copies.
21212 (vn_reference_lookup_pieces): Make sure to not free the
21213 passed operands array. Adjust walk_non_aliased_vuses call.
21214 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21215 make sure we do not leak memory.
21217 2009-05-25 Richard Guenther <rguenther@suse.de>
21219 * tree-ssa-alias.h (dump_points_to_solution): Declare.
21220 * tree-inline.c (expand_call_inline): Reset the escaped and
21221 callused solutions.
21222 * tree-ssa-structalias.c (pass_build_ealias): New.
21223 * tree-pass.h (pass_build_ealias): Declare.
21224 * passes.c (init_optimization_passes): Add PTA during
21225 early optimizations.
21226 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21227 and CALLUSED solutions.
21228 (dump_points_to_solution): New function, split out from ...
21229 (dump_points_to_info_for): ... here.
21230 * tree-parloops.c (parallelize_loops): Reset the escaped and
21231 callused solutions.
21233 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21236 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21237 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21239 2009-05-25 Ira Rosen <irar@il.ibm.com>
21241 PR tree-optimization/40238
21242 * tree-vect-stmts.c (vect_init_vector): Insert initialization
21243 statements after basic block's labels.
21244 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21245 to free the allocated memory.
21247 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
21249 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21250 return address with a USE.
21252 2009-05-24 Richard Guenther <rguenther@suse.de>
21254 PR middle-end/40233
21255 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21256 array type from the main variant of the inner type.
21258 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21260 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
21261 definition to bool (from int) to un-break build.
21262 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21264 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
21266 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21267 discard_stmt_changes): Delete.
21268 * tree-ssa-operands.c (scb_stack): Delete.
21269 (init_ssa_operands): Do not initialize it.
21270 (fini_ssa_operands): Do not free it.
21271 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21273 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21274 update_stmt, remove the others. Fix comments.
21275 * tree-dfa.c (optimize_stack_restore): Likewise.
21276 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21277 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21278 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21279 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21281 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
21282 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21283 (dom_opt_finalize_block): Likewise, adjusting access to
21285 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21286 (stmts_to_rescan): Change item type to gimple.
21287 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21289 2009-05-24 Ira Rosen <irar@il.ibm.com>
21291 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21292 * tree-pass.h (pass_slp_vectorize): New pass.
21293 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21294 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21295 * tree-vectorizer.c (timevar.h): Include.
21296 (user_vect_verbosity_level): Declare.
21297 (vect_location): Fix comment.
21298 (vect_set_verbosity_level): Update user_vect_verbosity_level
21299 instead of vect_verbosity_level.
21300 (vect_set_dump_settings): Add an argument. Ignore user defined
21301 verbosity if dump flags require higher level of verbosity. Print to
21302 stderr only for loop vectorization.
21303 (vectorize_loops): Update call to vect_set_dump_settings.
21304 (execute_vect_slp): New function.
21305 (gate_vect_slp): Likewise.
21306 (struct gimple_opt_pass pass_slp_vectorize): New.
21307 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21308 access its members.
21309 (vec_info_for_bb): New function.
21310 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21311 (VECTORIZATION_ENABLED): New macro.
21312 (SLP_ENABLED, SLP_DISABLED): Likewise.
21313 (vect_is_simple_use): Add bb_vec_info argument.
21314 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21315 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21316 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21317 vect_schedule_slp, vect_analyze_slp): Likewise.
21318 (vect_analyze_stmt): Add slp_tree argument.
21319 (find_bb_location): Declare.
21320 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21321 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21322 (vect_analyze_loop_operations, vect_analyze_loop,
21323 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21324 vect_finalize_reduction, vectorizable_reduction,
21325 vectorizable_live_operation, vect_transform_loop): Likewise.
21326 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21327 skip evolution analysis if analyzing a basic block.
21328 (dr_analyze_indices): Likewise.
21329 (initialize_data_dependence_relation): Skip the test whether the
21330 object is invariant for basic blocks.
21331 (compute_all_dependences): Skip dependence analysis for data
21332 references in basic blocks.
21333 (find_data_references_in_stmt): Don't fail in case of invariant
21334 access in basic block.
21335 (find_data_references_in_bb): New function.
21336 (find_data_references_in_loop): Move code to
21337 find_data_references_in_bb and add a call to it.
21338 (compute_data_dependences_for_bb): New function.
21339 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21340 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21342 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21343 unknown dependence in basic block and fail in case of dependence in
21345 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21346 dependence instances from either loop or basic block vectorization
21348 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21349 before calling nested_in_vect_loop_p.
21350 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21351 dependence instances from either loop or basic block vectorization
21353 (vect_verify_datarefs_alignment): Likewise.
21354 (vect_enhance_data_refs_alignment): Adjust function calls.
21355 (vect_analyze_data_refs_alignment): Likewise.
21356 (vect_analyze_group_access): Fix printing. Skip different checks if
21357 DR_STEP is 0. Keep strided stores either in loop or basic block
21358 vectorization data structure. Fix indentation.
21359 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21361 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21362 dependence instances from either loop or basic block vectorization
21364 (vect_analyze_data_refs): Update comment. Call
21365 compute_data_dependences_for_bb to analyze basic blocks.
21366 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21367 case of loop vectorization. In case of basic block vectorization use
21368 data-ref itself as a base.
21369 (vect_create_data_ref_ptr): In case of basic block vectorization:
21370 don't advance the pointer, add new statements before the current
21371 statement. Adjust function calls.
21372 (vect_supportable_dr_alignment): Support only aligned accesses in
21373 basic block vectorization.
21374 * common.opt (ftree-slp-vectorize): New flag.
21375 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21376 (vect_pattern_recog_1): Likewise.
21377 * tree-vect-stmts.c (process_use): Likewise.
21378 (vect_init_vector): Add new statements in the beginning of the basic
21379 block in case of basic block SLP.
21380 (vect_get_vec_def_for_operand): Adjust function calls.
21381 (vect_finish_stmt_generation): Likewise.
21382 (vectorizable_call): Add assert that it is loop vectorization, adjust
21384 (vectorizable_conversion, vectorizable_assignment): Likewise.
21385 (vectorizable_operation): In case of basic block SLP, take
21386 vectorization factor from statement's type and skip the relevance
21387 check. Adjust function calls.
21388 (vectorizable_type_demotion): Add assert that it is loop
21389 vectorization, adjust function calls.
21390 (vectorizable_type_promotion): Likewise.
21391 (vectorizable_store): Check for outer loop only in case of loop
21392 vectorization. Adjust function calls. For basic blocks, skip the
21393 relevance check and don't advance pointers.
21394 (vectorizable_load): Likewise.
21395 (vectorizable_condition): Add assert that it is loop vectorization,
21396 adjust function calls.
21397 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21398 that it is not reduction, get vector type, call only supported
21399 functions, skip loop specific parts.
21400 (vect_transform_stmt): Check for outer loop only in case of loop
21402 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21403 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21404 for external definition.
21405 * passes.c (pass_slp_vectorize): New pass.
21406 * tree-vect-slp.c (find_bb_location): New function.
21407 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21408 check for patterns only in loops.
21409 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21410 case of multiple types in basic block SLP.
21411 (vect_mark_slp_stmts_relevant): New function.
21412 (vect_supported_load_permutation_p): Fix comment.
21413 (vect_analyze_slp_instance): Add argument. In case of basic block
21414 SLP, take vectorization factor from statement's type, check that
21415 unrolling factor is 1. Adjust function call. Save SLP instance in
21416 either loop or basic block vectorization structure. Return FALSE,
21418 (vect_analyze_slp): Add argument. Get strided stores groups from
21419 either loop or basic block vectorization structure. Return FALSE
21420 if basic block SLP failed.
21421 (new_bb_vec_info): New function.
21422 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21423 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21424 (vect_schedule_slp): Add argument. Get SLP instances from either
21425 loop or basic block vectorization structure. Set vectorization factor
21426 to be 1 for basic block SLP.
21427 (vect_slp_transform_bb): New function.
21428 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21430 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21432 * final.c (shorten_branches): Do not align labels for jump tables.
21433 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21435 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21437 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21438 Remove outdated reference to flow.c and fix nits.
21439 * doc/gccint.texi: Tweak RTL description.
21440 * doc/rtl.texi: Likewise.
21442 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21444 * config/avr/avr.c: Change my email address.
21445 * config/avr/avr.h: Likewise.
21446 * config/avr/avr.md: Likewise.
21447 * config/avr/avr-protos.h: Likewise.
21448 * config/avr/libgcc.S: Likewise.
21450 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21452 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21453 (spu_split_load, spu_split_store): Change return type to int.
21454 (spu_split_convert): Declare.
21455 * config/spu/predicates.md (spu_mem_operand): Remove.
21456 (spu_mov_operand): Update.
21457 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21458 * config/spu/spu.c (regno_aligned_for_load): Remove.
21459 (reg_aligned_for_addr, spu_expand_load): Define.
21460 (spu_expand_extv): Reimplement and handle MEM.
21461 (spu_expand_insv): Handle MEM.
21462 (spu_sched_reorder): Handle insn's with length 0.
21463 (spu_legitimate_address_p): Reimplement.
21464 (store_with_one_insn_p): Return TRUE for any mode with size
21465 larger than 16 bytes.
21466 (address_needs_split): Define.
21467 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21469 (spu_convert_move): Define.
21470 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21471 (spu_split_store): Change all MEM's to TImode.
21472 (spu_init_expanders): Preallocate registers that correspond to
21473 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21475 (spu_split_convert): Define.
21476 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21477 (_move<mode>, _movdi, _movti): Update predicate and condition.
21478 (load, store): Change to define_split.
21479 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21481 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21482 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21483 define_insn_and_split of lshr<mode>3.
21484 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21485 (<v>ashr<mode>3_imm): Define.
21486 (extv, extzv, insv): Allow MEM operands.
21487 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21488 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21489 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21490 (_spu_convert2): Change to define_insn_and_split and remove the
21491 corresponding define_peephole2.
21492 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21493 Change predicates to memory_operand.
21495 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21497 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21499 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21501 PR tree-optimization/40219
21502 * tree.c (iterative_hash_expr): Make sure the builtin function is
21503 a normal builtin function and not a front end or back end builtin
21504 before indexing into the built_in_decls array.
21506 2009-05-22 Richard Guenther <rguenther@suse.de>
21508 PR middle-end/38964
21509 * alias.c (write_dependence_p): Do not use TBAA for answering
21510 anti-dependence or output-dependence.
21511 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21512 (emit_pointer_definition): Remove.
21513 (emit_alias_warning): Likewise.
21514 (find_what_var_points_to): Remove TBAA pruning code.
21515 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21517 (compute_points_to_sets): Remove code computing the set of
21518 dereferenced pointers.
21519 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21520 oracle for querying anti and output dependencies.
21521 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21522 if TBAA may be applied.
21523 (refs_anti_dependent_p): New function.
21524 (refs_output_dependent_p): Likewise.
21525 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21526 (refs_output_dependent_p): Likewise.
21527 * doc/tree-ssa.texi (Memory model): New section.
21528 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21529 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21530 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21531 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21532 * expr.c (expand_expr_real_1): Likewise.
21533 * gimple-low.c (lower_stmt): Likewise.
21534 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21535 (dump_gimple_cdt): Remove.
21536 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21537 (gimple_size): Likewise.
21538 (walk_gimple_op): Likewise.
21539 (is_gimple_stmt): Likewise.
21540 (walk_stmt_load_store_addr_ops): Likewise.
21541 (gimple_build_cdt): Remove.
21542 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21543 * gimple.h (gimple_cdt_new_type): Remove.
21544 (gimple_cdt_new_type_ptr): Likewise.
21545 (gimple_cdt_set_new_type): Likewise.
21546 (gimple_cdt_location): Likewise.
21547 (gimple_cdt_location_ptr): Likewise.
21548 (gimple_cdt_set_location): Likewise.
21549 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21550 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21551 GIMPLE_CHANGE_DYNAMIC_TYPE.
21552 (verify_types_in_gimple_stmt): Likewise.
21553 * tree-inline.c (estimate_num_insns): Likewise.
21554 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21555 (copy_decl_to_var): Likewise.
21556 (copy_result_decl_to_var): Likewise.
21557 * tree-pretty-print.c (dump_generic_node): Do not handle
21558 CHANGE_DYNAMIC_TYPE_EXPR.
21559 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21560 * tree-ssa-operands.c (get_expr_operands): Likewise.
21561 * tree-ssa-structalias.c (struct variable_info): Remove
21562 no_tbaa_pruning member.
21563 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21564 (unify_nodes): Do not copy it.
21565 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21566 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21567 (set_uids_in_ptset): Do not check it.
21568 (find_what_var_points_to): Likewise.
21569 (compute_tbaa_pruning): Remove.
21570 (compute_points_to_sets): Do not call it.
21571 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21572 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21573 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21574 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21575 (DECL_NO_TBAA_P): Likewise.
21576 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21577 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21578 (expand_omp_atomic_pipeline): Do not set it.
21579 * print-tree.c (print_node): Do not dump it.
21580 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21583 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21586 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21589 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21591 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21594 2009-05-22 Ben Elliston <bje@au.ibm.com>
21596 * Makefile.in (bversion.h, s-bversion): New targets.
21597 (TOPLEV_H): Add bversion.h.
21598 * toplev.h: Include "bversion.h".
21599 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21600 the __format__ attribute only if compiling with the same version
21601 of GCC as the sources (the "build version").
21603 2009-05-22 Ben Elliston <bje@au.ibm.com>
21605 * c-format.c (handle_format_attribute): Fix comment typo.
21607 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21610 * config/ia64/ia64.opt (mfused-madd): New.
21611 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21612 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21613 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21614 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21615 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21616 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21617 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21618 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21619 instruction if !TARGET_FUSED_MADD.
21620 (fpma, fpms): Remove colon from name.
21622 2009-05-22 Richard Guenther <rguenther@suse.de>
21624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21625 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21626 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21628 (create_expression_by_pieces): Only convert if necessary.
21629 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21630 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21632 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21634 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21635 regular pattern from a template and rename it ...
21636 (*extzv_truncsi_exts): ... to this.
21638 2009-05-21 Richard Guenther <rguenther@suse.de>
21640 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21641 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21642 (cgraph_default_inline_p): Likewise.
21643 (cgraph_decide_inlining_incrementally): Likewise.
21645 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21646 Uros Bizjak <ubizjak@gmail.com>
21648 * config/i386/cpuid.h (bit_MOVBE): New.
21650 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21652 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21653 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21654 (ix86_handle_option): Handle OPT_mmovbe.
21655 (ix86_target_string): Add -mmovbe.
21656 (pta_flags): Add PTA_MOVBE.
21657 (processor_alias_table): Add PTA_MOVBE to "atom".
21658 (override_options): Handle PTA_MOVBE.
21660 * config/i386/i386.h (TARGET_MOVBE): New.
21662 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21663 (*bswapsi_movbe): New.
21664 (*bswapdi_movbe): Likewise.
21665 (bswapdi2): Renamed to ...
21666 (*bswapdi_1): This.
21667 (bswapdi2): New expander.
21669 * config/i386/i386.opt (mmovbe): New.
21671 * doc/invoke.texi: Document -mmovbe.
21673 2009-05-21 Taras Glek <tglek@mozilla.com>
21675 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21676 * gcc-plugin.h (plugin_init): Updated signature.
21677 * gcc-plugin.h (plugin_name_args): Moved to this header.
21678 * doc/plugins.texi (plugin_init): Updated documention to reflect
21680 * doc/plugins.texi (plugin_name_args): Added to documention.
21682 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21684 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21685 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21687 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21689 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21690 JUMP_TABLE_DATA_P predicates where applicable.
21691 * config/i386/predicates.md: Ditto.
21692 * config/i386/sse.md: Ditto.
21694 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21696 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21697 operand2 -128 override length_immediate attribute to 1.
21698 * config/i386/predicates.md (constm128_operand): New predicate.
21700 * config/i386/i386.c (memory_address_length): Handle %r12
21701 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21703 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21704 mode look through optional ZERO_EXTEND and SUBREG.
21705 * config/i386/i386.md (R12_REG): New define_constant.
21706 (prefix_data16): For sse unit set also for MODE_TI insns.
21707 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21708 insns set if operand 1 is ext_QIreg_operand.
21709 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21710 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21712 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21713 mode from MODE_DI to MODE_SI.
21714 (movdi_1_rex64): Override modrm and length_immediate attributes
21715 only for movabs (TYPE_IMOV, alternative 2).
21716 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21717 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21718 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21719 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21720 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21721 prefix_rex attribute if DImode.
21722 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21723 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21724 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21725 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21726 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21727 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21728 Likewise. For TYPE_IMOV clear length_immediate attribute.
21729 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21730 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21731 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21732 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21733 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21734 or one operand TYPE_ISHIFT.
21735 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21736 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21737 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21738 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21739 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21740 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21741 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21742 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21743 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21744 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21745 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21746 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21747 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21748 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21749 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21750 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21751 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21752 set mode attribute, don't override length attribute.
21753 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21755 (return_internal_long): Set length attribute to 2 instead of 1.
21756 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21757 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21758 prefix_rex attribute.
21759 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21761 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21763 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21765 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21767 2009-05-20 Ian Lance Taylor <iant@google.com>
21769 * tree.c (build_tree_list_vec_stat): New function.
21770 (ctor_to_vec): New function.
21771 (build_nt_call_vec): New function.
21772 (build_call_array): Change args to be a const pointer.
21773 (build_call_vec): New function.
21774 * tree.h (build_nt_call_vec): Declare.
21775 (build_tree_list_vec_stat): Declare.
21776 (build_tree_list_vec): Define.
21777 (build_call_array): Update declaration.
21778 (build_call_vec): Declare.
21779 (ctor_to_vec): Declare.
21780 * c-common.c (tree_vector_cache): New static variable.
21781 (make_tree_vector): New function.
21782 (release_tree_vector): New function.
21783 (make_tree_vector_single): New function.
21784 (make_tree_vector_copy): New function.
21785 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21786 (make_tree_vector_single, make_tree_vector_copy): Declare.
21787 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21788 (c_parser_expr_list): Don't manage cache here, instead call
21790 (c_parser_release_expr_list): Remove static function.
21791 (c_parser_vec_to_tree_list): Remove static function.
21792 (c_parser_attributes): Call build_tree_list_vec instead of
21793 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21794 c_parser_release_expr_list.
21795 (c_parser_postfix_expression_after_primary): Likewise.
21796 (c_parser_objc_keywordexpr): Likewise.
21798 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21800 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21801 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21802 TARGET_CONVERT_TO_TYPE.
21803 * hooks.c (hook_tree_const_tree_null): Define.
21804 * hooks.h (hook_tree_const_tree_null): Declare.
21805 * target.h (struct gcc_target): Add invalid_parameter_type,
21806 invalid_return_type, promoted_type, and convert_to_type fields.
21807 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21808 (TARGET_INVALID_RETURN_TYPE): Define.
21809 (TARGET_PROMOTED_TYPE): Define.
21810 (TARGET_CONVERT_TO_TYPE): Define.
21811 (TARGET_INITIALIZER): Update for new fields.
21812 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21813 (grokparms): Check targetm.invalid_parameter_type.
21814 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21815 * c-convert.c (convert): Check targetm.convert_to_type.
21817 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21819 * config/mips/mips.md (*extenddi_truncate<mode>,
21820 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21822 (*extendhi_truncateqi): New define_insn_and_sptit.
21824 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21826 PR middle-end/40204
21827 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21828 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21830 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21832 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21833 the operand of VIEW_CONVERT_EXPR.
21835 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21837 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21838 extended family and model for Intel processors. Support Intel Atom.
21840 2009-05-20 Olivier Hainque <hainque@adacore.com>
21842 * gstab.h (stab_code_type): Define, to be used instead of the
21843 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21845 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21846 occurrences by stab_code_type.
21847 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21849 2009-05-20 Martin Jambor <mjambor@suse.cz>
21851 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21852 (sra_insert_before): Likewise.
21853 (sra_insert_after): Likewise.
21854 (sra_init_cache): Likewise.
21855 (sra_type_can_be_decomposed_p): Likewise.
21856 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21857 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21858 (sra_insert_before): Likewise.
21859 (sra_insert_after): Likewise.
21860 (sra_init_cache): Likewise.
21861 (insert_edge_copies_seq): Made static and moved upwards.
21863 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21866 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21868 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21869 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21872 2009-05-20 Richard Guenther <rguenther@suse.de>
21874 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21875 with mismatched comparison modes.
21877 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21879 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21880 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21881 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21882 with shifts for Thumb2.
21883 (orsi_notsi): New for orn.
21884 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21885 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21886 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21887 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21888 Don't invert remainder for IOR.
21890 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21892 PR tree-optimization/40087
21893 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21894 number_of_iterations_ne): Rename never_infinite argument.
21895 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21896 number_of_iterations_le): Handle pointer-type ivs when
21897 exit_must_be_taken is false.
21898 (number_of_iterations_cond): Do not always assume that
21899 exit_must_be_taken if the control variable is a pointer.
21901 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21903 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21904 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21906 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21908 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21909 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21911 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21914 * c.opt (Wlogical-op): Disabled by default.
21915 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21917 * doc/invoke.texi (Wlogical-op): Likewise.
21919 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21921 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21923 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21924 Propagate the type of the first operand.
21925 <ASSERT_EXPR>: Simplify.
21926 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21927 Rewrite using the RHS code as discriminant.
21928 <NOP_EXPR>: Turn into CASE_CONVERT.
21929 <PLUS_EXPR>: Propagate the type of the first operand.
21931 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21933 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21934 (ia64_dconst_0_375): New.
21935 * config/ia64/ia64.c (ia64_override_options): Remove
21936 -minline-sqrt-min-latency warning.
21937 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21938 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21939 * config/ia64/ia64.md (*sqrt_approx): Remove.
21940 (sqrtsf2): Remove #if 0.
21941 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21942 (sqrtdf): Remove assert.
21943 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21944 (sqrtxf2): Remove #if 0.
21945 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21946 * div.md (sqrt_approx_rf): New.
21947 (sqrtsf2_internal_thr): New implementation.
21948 (sqrtsf2_internal_lat): New.
21949 (sqrtdf2_internal_thr: New implementation.
21950 (sqrtxf2_internal): New implementation.
21952 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21953 Hans-Peter Nilsson <hp@axis.com>
21955 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21956 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21957 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21958 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21959 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21960 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21961 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21962 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21963 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21964 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21965 * c-common.c: ...from here.
21967 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21969 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21971 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21973 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21975 2009-05-19 Ben Elliston <bje@au.ibm.com>
21977 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21978 assignments with memcpy calls.
21979 (add_fdes): Likewise.
21980 (binary_search_unencoded_fdes): Likewise.
21981 (linear_search_fdes): Eliminate type puns.
21983 2009-05-19 Richard Guenther <rguenther@suse.de>
21985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21986 not falsely claim to have propagated into all uses.
21988 2009-05-19 Ben Elliston <bje@au.ibm.com>
21990 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21993 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21995 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21996 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21997 (TARGET_LEGITIMATE_ADDRESS_P): New.
21998 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21999 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22001 2009-05-18 Dodji Seketeli <dodji@redhat.com>
22004 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
22005 child of the containing namespace's DIE.
22007 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
22009 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
22010 *zero_extendhi_truncqi): Move after the zero_extend patterns.
22011 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
22014 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
22017 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
22018 gen_align with gen_pad.
22019 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
22020 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
22022 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22023 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22025 * config/i386/i386.md (align): Renamed to ...
22026 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22027 ASM_OUTPUT_MAX_SKIP_PAD.
22029 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
22031 * config.gcc: Fix variable syntax.
22034 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22035 before calling exact_log2.
22036 (output_iorsi3): Likewise.
22037 (output_xorsi3): Likewise.
22039 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22041 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22042 for the none zero constant operand except for EQ and NE
22043 comprisons even when the first operand is R0.
22045 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
22047 * config/s390/2064.md: Remove trailing whitespaces.
22048 * config/s390/2084.md: Likewise.
22049 * config/s390/constraints.md: Likewise.
22050 * config/s390/fixdfdi.h: Likewise.
22051 * config/s390/libgcc-glibc.ver: Likewise.
22052 * config/s390/s390-modes.def: Likewise.
22053 * config/s390/s390-protos.h: Likewise.
22054 * config/s390/s390.c: Likewise.
22055 * config/s390/s390.h: Likewise.
22056 * config/s390/s390.md: Likewise.
22057 * config/s390/tpf-unwind.h: Likewise.
22059 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22061 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22063 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22066 * configure.ac (m68k-*-*): Check if binutils support TLS.
22067 * configure: Regenerate.
22068 * config/m68k/predicates.md (symbolic_operand): Extend comment.
22069 * config/m68k/constraints.md (Cu): New constraint.
22070 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22071 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22072 (movsi): Handle TLS symbols.
22073 (addsi3_5200): Handle XTLS symbols, indent.
22074 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22075 (m68k_tls_reference_p): Declare.
22076 (m68k_legitimize_address): Declare.
22077 (m68k_unwrap_symbol): Declare.
22078 * config/m68k/m68k.opt (mxtls): New option.
22079 * config/m68k/m68k.c (ggc.h): Include.
22080 (m68k_output_dwarf_dtprel): Implement hook.
22081 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22082 (m68k_expand_prologue): Load GOT pointer when function needs it.
22083 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22084 (m68k_legitimate_constant_address_p): Same.
22085 (m68k_decompose_address): Handle TLS references.
22086 (m68k_get_gp): New static function.
22087 (enum m68k_reloc): New contants.
22088 (TLS_RELOC_P): New macro.
22089 (m68k_wrap_symbol): New static function.
22090 (m68k_unwrap_symbol): New function.
22091 (m68k_final_prescan_insn_1): New static function.
22092 (m68k_final_prescan_insn): New function.
22093 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22095 (legitimize_pic_address): Handle TLS references..
22096 (m68k_tls_get_addr, m68k_get_tls_get_addr)
22097 (m68k_libcall_value_in_a0_p)
22098 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22099 (m68k_call_m68k_read_tp): Helper variables and functions for ...
22100 (m68k_legitimize_tls_address): Handle TLS references.
22101 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22103 (m68k_legitimize_address): Handle TLS symbols.
22104 (m68k_get_reloc_decoration): New static function.
22105 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22107 (m68k_output_dwarf_dtprel): Implement hook.
22108 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22109 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
22110 m68k_call_* routines.
22111 (sched_attr_op_type): Handle TLS symbols.
22112 (gt-m68k.h): Include.
22113 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22114 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
22116 2009-05-18 Martin Jambor <mjambor@suse.cz>
22118 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
22119 (visit_store_addr_for_mod_analysis): New function.
22120 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22121 (determine_cst_member_ptr): Use gimple_assign_single_p.
22122 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22123 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22124 operands. Don't check number of operands of a NOP_EXPR.
22126 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
22128 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22130 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
22133 * c-common.c (warn_logical_operator): Don't warn if one of
22134 expression isn't always true or false.
22136 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
22138 * config/i386/biarch32.h: New file.
22139 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22141 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
22143 * config/mips/mips.md (*zero_extend<mode>_trunchi,
22144 *zero_extend<mode>_truncqi): Merge these into ...
22145 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22146 Name the pattern following this as *zero_extendhi_truncqi.
22148 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
22150 PR middle-end/39301
22151 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22152 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22153 (output_info): Make field HOST_WIDEST_INT.
22154 (print_statistics): Use HOST_WIDEST_INT_PRINT.
22155 (dump_bitmat_statistics): Same.
22157 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
22159 * config.gcc (use_gcc_stdint): Set to wrap.
22160 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22161 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22162 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22163 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22164 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22165 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22166 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22167 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22169 2009-05-16 Joseph Myers <joseph@codesourcery.com>
22171 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22173 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22174 Move definitions earlier.
22175 (OPT_ARCH64, OPT_ARCH32): Define.
22176 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22179 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22182 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22185 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22187 * arm.md (movdi2): Copy non-reg values to DImode registers.
22189 2009-05-16 Jakub Jelinek <jakub@redhat.com>
22192 * final.c (label_to_max_skip): New function.
22193 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22194 CODE_LABEL_NUMBER <= max_labelno.
22195 * output.h (label_to_max_skip): New prototype.
22196 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22197 (ix86_avoid_jump_mispredicts): ... this. Don't define if
22198 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
22199 Handle CODE_LABELs with >= 16 byte alignment or with
22200 max_skip == (1 << align) - 1.
22201 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22202 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22205 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22206 .p2align 3 if MAX_SKIP is smaller than 7.
22207 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22209 2009-05-15 Ian Lance Taylor <iant@google.com>
22211 * alias.c (struct alias_set_entry_d): Rename from struct
22212 alias_set_entry. Change all uses.
22213 * except.c (struct call_site_record_d): Rename from struct
22214 call_site_record. Change all uses.
22215 * except.h (struct eh_region_d): Rename from struct eh_region.
22217 * gcse.c (struct hash_table_d): Rename from struct hash_table.
22219 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22220 ivtype_map_elt. Change all uses.
22221 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22223 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
22224 * graphite.h (struct name_tree_d): Rename from struct name_tree.
22226 (struct sese_d): Rename from struct sese. Change all uses.
22227 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
22228 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
22229 * optabs.h (struct optab_d): Rename from struct optab. Change all
22231 (struct convert_optab_d): Rename from struct convert_optab.
22233 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22234 ipa_opt_pass. Change all uses.
22235 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
22238 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22239 defined as a typedef.
22240 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
22243 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22246 * fold-const.c (make_range,build_range_check,merge_ranges): Move
22248 (merge_ranges): Returns bool.
22249 * tree.h (make_range): .. to here.
22250 (build_range_check): Likewise.
22251 (merge_ranges): Likewise. Renamed from merge_ranges.
22252 * c-typeck.c (parser_build_binary_op): Update calls to
22253 warn_logical_operator.
22254 * c-common.c (warn_logical_operator): Add new warning.
22255 * c-common.h (warn_logical_operator): Update declaration.
22257 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22259 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22261 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22263 * doc/install.texi: Document MPC requirements, flags etc.
22265 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22266 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22267 Evaluate constant arguments.
22268 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22269 (fold_builtin_1): Likewise, also evaluate constant arguments.
22270 Remove superfluous break.
22271 (do_mpc_ckconv): New.
22272 * real.h: Include mpc.h.
22273 * toplev.c (print_version): Output MPC version info if available.
22275 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22277 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22279 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
22281 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22284 2009-05-15 Jan Hubicka <jh@suse.cz>
22286 * doc/invoke.texi (max-early-inliner-iterations): New flag.
22287 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22288 (try_inline): Fix return value.
22289 (cgraph_decide_inlining_incrementally): Honor new value.
22290 (cgraph_early_inlining): Handle indirect inlining.
22291 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22293 2009-05-15 Jan Hubicka <jh@suse.cz>
22295 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22296 * cgraphunit.c (cgraph_finalize_function): Set it.
22297 (cgraph_expand_function): Use it.
22299 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22301 * real.c (encode_ieee_half): Define.
22302 (decode_ieee_half): Define.
22303 (ieee_half_format): Define.
22304 (arm_half_format): Define.
22305 * real.h (ieee_half_format): Declare.
22306 (arm_half_format): Declare.
22308 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22310 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22311 swapped, and reversed optabs exist before trying to use them.
22313 2009-05-15 Paul Brook <paul@codesourcery.com>
22314 Sandra Loosemore <sandra@codesourcery.com>
22316 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22317 loads. Allow PRE_DEC.
22318 (output_move_neon): Handle PRE_DEC.
22319 (arm_print_operand): Add 'A' for neon structure loads.
22320 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22321 * config/arm/neon.md (neon_mov): Update comment.
22322 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22324 (Um): New constraint.
22326 2009-05-15 Jan Hubicka <jh@suse.cz>
22328 Revert the following patch until testsuite fallout is fixed:
22329 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22330 * cgraph.h (struct inline_summary): New filed self_wize,
22331 size_inlining_benefit, self_time and time_inlining_benefit.
22332 (struct cgraph_global_info): Replace insns by time ans size fields.
22333 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22334 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22335 (ipcp_update_callgraph): Do not touch function bodies.
22336 * ipa-inline.c: Include except.h
22337 (MAX_TIME): New constant.
22338 (overall_insns): Remove
22339 (overall_size, max_benefit): New static variables.
22340 (cgraph_estimate_time_after_inlining): New function.
22341 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22342 (cgraph_clone_inlined_nodes): Update size.
22343 (cgraph_mark_inline_edge): Update size.
22344 (cgraph_estimate_growth): Use size info.
22345 (cgraph_check_inline_limits): Check size.
22346 (cgraph_default_inline_p): Likewise.
22347 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22348 (cgraph_decide_recursive_inlining): Check size.
22349 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22351 (cgraph_decide_inlining): Likewise.
22352 (cgraph_decide_inlining_incrementally): Likewise; honor
22353 PARAM_EARLY_INLINING_INSNS.
22354 (likely_eliminated_by_inlining_p): New predicate.
22355 (estimate_function_body_sizes): New function.
22356 (compute_inline_parameters): Use it.
22357 * except.c (must_not_throw_labels): New function.
22358 * except.h (must_not_throw_labels): Declare.
22359 * tree-inline.c (init_inline_once): Kill inlining_weigths
22360 * tree-ssa-structalias.c: Avoid uninitialized warning.
22361 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22362 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22363 (PARAM_INLINE_CALL_COST): Remove.
22364 (PARAM_EARLY_INLINING_INSNS): New.
22366 2009-05-15 Richard Guenther <rguenther@suse.de>
22368 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22369 not TODO_update_ssa.
22371 2009-05-15 Richard Guenther <rguenther@suse.de>
22373 PR tree-optimization/39999
22374 * gimple.h (gimple_expr_type): Use the expression type looking
22375 through useless conversions.
22376 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22377 (vn_nary_op_insert_stmt): Likewise.
22378 (simplify_binary_expression): Likewise.
22380 2009-05-15 Richard Guenther <rguenther@suse.de>
22382 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22383 New options, enabled by default.
22384 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22386 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22387 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22388 * tree-ssa-structalias.c (gate_tree_pta): New function.
22389 (pass_build_alias): Use it.
22391 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22394 recurse on an invariant address if a conversion from a pointer
22395 type to a wider integer type is involved.
22397 2009-05-15 Jan Hubicka <jh@suse.cz>
22399 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22400 * cgraph.h (struct inline_summary): New filed self_wize,
22401 size_inlining_benefit, self_time and time_inlining_benefit.
22402 (struct cgraph_global_info): Replace insns by time ans size fields.
22403 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22404 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22405 (ipcp_update_callgraph): Do not touch function bodies.
22406 * ipa-inline.c: Include except.h
22407 (MAX_TIME): New constant.
22408 (overall_insns): Remove
22409 (overall_size, max_benefit): New static variables.
22410 (cgraph_estimate_time_after_inlining): New function.
22411 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22412 (cgraph_clone_inlined_nodes): Update size.
22413 (cgraph_mark_inline_edge): Update size.
22414 (cgraph_estimate_growth): Use size info.
22415 (cgraph_check_inline_limits): Check size.
22416 (cgraph_default_inline_p): Likewise.
22417 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22418 (cgraph_decide_recursive_inlining): Check size.
22419 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22421 (cgraph_decide_inlining): Likewise.
22422 (cgraph_decide_inlining_incrementally): Likewise; honor
22423 PARAM_EARLY_INLINING_INSNS.
22424 (likely_eliminated_by_inlining_p): New predicate.
22425 (estimate_function_body_sizes): New function.
22426 (compute_inline_parameters): Use it.
22427 * except.c (must_not_throw_labels): New function.
22428 * except.h (must_not_throw_labels): Declare.
22429 * tree-inline.c (init_inline_once): Kill inlining_weigths
22430 * tree-ssa-structalias.c: Avoid uninitialized warning.
22431 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22432 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22433 (PARAM_INLINE_CALL_COST): Remove.
22434 (PARAM_EARLY_INLINING_INSNS): New.
22435 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22436 (inline-call-cost): Remove.
22437 (early-inlining-insns): New.
22439 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22441 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22443 (print_int_cst_bounds_in_octal_p): Likewise.
22444 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22446 * dwarf2out.c (base_type_die): Likewise.
22447 (is_subrange_type): Delete.
22448 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22449 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22450 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22451 if the destination type is boolean.
22452 (build_range_check): Do not special-case subtypes.
22453 (fold_sign_changed_comparison): Likewise.
22454 (fold_unary): Likewise.
22455 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22456 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22457 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22458 * tree.c (subrange_type_for_debug_p): New predicate based on the
22459 former is_subrange_type.
22460 * tree.h (subrange_type_for_debug_p): Declare.
22461 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22462 (convert_affine_scev): Remove call to above function.
22463 (chrec_convert_aggressive): Likewise.
22464 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22465 false for conversions involving subtypes.
22466 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22467 (vrp_val_min): Likewise.
22468 (needs_overflow_infinity): Likewise.
22469 (extract_range_from_unary_expr): Likewise.
22471 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22473 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22474 * config/frv/frv.c: Likewise.
22475 * config/s390/s390.c: Likewise.
22476 * config/sparc/sparc.h: Likewise.
22477 * config/i386/i386.h: Likewise.
22478 * config/i386/i386.c: Likewise.
22479 * config/crx/crx.c: Likewise.
22480 * config/m68hc11/m68hc11.h: Likewise.
22481 * config/iq2000/iq2000.c: Likewise.
22482 * config/mn10300/mn10300.h: Likewise.
22483 * config/mn10300/mn10300.c: Likewise.
22484 * config/m68k/m68k.c: Likewise.
22485 * config/rs6000/rs6000.c: Likewise.
22486 * config/rs6000/xcoff.h: Likewise.
22487 * config/rs6000/linux64.h: Likewise.
22488 * config/rs6000/sysv4.h: Likewise.
22489 * config/score/score3.c: Likewise.
22490 * config/score/score7.c: Likewise.
22491 * config/score/score.c: Likewise.
22492 * config/arm/arm.md: Likewise.
22493 * config/mips/mips.c: Likewise.
22494 * config/mips/mips.md: Likewise.
22495 * config/bfin/bfin.h: Likewise.
22496 * config/pa/pa.c: Likewise.
22497 * config/pa/constraints.md: Likewise.
22499 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22500 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22501 * config/pdp11/pdp11.h: Use memory_address_p instead.
22503 2009-05-14 Ian Lance Taylor <iant@google.com>
22505 * passes.c (finish_optimization_passes): Change i to int.
22506 * plugin.c (plugins_active_p): Change event to int.
22507 (dump_active_plugins): Likewise.
22508 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22510 * tree.c (tree_range_check_failed): Change c to unsigned int.
22511 (omp_clause_range_check_failed): Likewise.
22512 (build_common_builtin_nodes): Change mode to int. Add cast.
22513 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22514 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22516 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22517 ++ or -- with a variable of enum type.
22519 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22522 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22524 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22526 * store-motion.c: Do not include params.h
22527 * Makefile.in: Fix dependencies for various files.
22529 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22531 * auto-inc-dec.c: Fix pass description, remove apparent
22532 accidental duplication.
22534 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22536 PR middle-end/40147
22537 * ipa-utils.h (memory_identifier_string): Moved to ...
22538 * tree.h (memory_identifier_string): Here. Add GTY(()).
22540 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22542 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22543 in the former documentation of...
22544 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22545 * ira-conflicts.c (get_dup_num): Use address_operand.
22546 * targhooks.c (default_legitimate_address_p): New.
22547 * targhooks.h (default_legitimate_address_p): New.
22548 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22550 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22551 * target.h (struct target): Add legitimate_address_p.
22552 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22553 (TARGET_INITIALIZER): Include it.
22555 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22556 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22557 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22558 (TARGET_LEGITIMATE_ADDRESS_P): New.
22560 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22561 (REG_OK_STRICT_P): Delete.
22562 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22563 (frv_legitimate_address_p_1): ... this.
22564 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22565 (frv_legitimate_address_p_1): ... the renamed old
22566 frv_legitimate_address_p.
22567 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22568 (TARGET_LEGITIMATE_ADDRESS_P): New.
22570 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22571 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22572 * config/s390/s390.c (legitimate_address_p): Rename to...
22573 (s390_legitimate_address_p): ... this, make static.
22574 (legitimize_address): Adjust call.
22575 (TARGET_LEGITIMATE_ADDRESS_P): New.
22576 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22578 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22579 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22580 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22581 (TARGET_LEGITIMATE_ADDRESS_P): New.
22583 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22584 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22585 * config/spu/spu.c (spu_legitimate_address): Rename to...
22586 (spu_legitimate_address_p): ... this, make static.
22587 (TARGET_LEGITIMATE_ADDRESS_P): New.
22589 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22590 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22591 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22592 (sparc_legitimate_address_p): ... this, make static and return bool.
22593 (legitimize_address): Adjust call.
22594 (TARGET_LEGITIMATE_ADDRESS_P): New.
22596 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22597 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22598 * config/i386/i386.c (legitimate_address_p): Rename to...
22599 (ix86_legitimate_address_p): ... this, make static.
22600 (constant_address_p): Move after it, adjust call.
22601 (TARGET_LEGITIMATE_ADDRESS_P): New.
22603 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22604 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22605 * config/avr/avr.c (legitimate_address_p): Rename to...
22606 (avr_legitimate_address_p): ... this, make static.
22607 (legitimize_address): Adjust call.
22608 (TARGET_LEGITIMATE_ADDRESS_P): New.
22610 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22611 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22612 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22613 (TARGET_LEGITIMATE_ADDRESS_P): New.
22615 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22616 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22617 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22618 (TARGET_LEGITIMATE_ADDRESS_P): New.
22620 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22621 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22623 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22625 (TARGET_LEGITIMATE_ADDRESS_P): New.
22627 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22628 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22630 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22632 (m68hc11_legitimate_address_p): ... this, make static.
22633 (go_if_legitimate_address_internal): Rename to...
22634 (m68hc11_legitimate_address_p_1): ... this.
22635 (legitimize_address): Adjust call.
22636 (TARGET_LEGITIMATE_ADDRESS_P): New.
22638 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22639 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22640 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22641 (TARGET_LEGITIMATE_ADDRESS_P): New.
22643 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22644 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22645 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22646 (mn10300_legitimate_address_p): ... this, make static.
22647 (TARGET_LEGITIMATE_ADDRESS_P): New.
22649 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22650 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22651 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22652 (TARGET_LEGITIMATE_ADDRESS_P): New.
22654 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22655 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22656 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22657 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22658 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22659 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22660 (rs6000_legitimate_address_p): ... this, make static.
22661 (TARGET_LEGITIMATE_ADDRESS_P): New.
22662 (REG_MODE_OK_FOR_BASE_P): Delete.
22663 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22665 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22666 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22668 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22669 static, adjust types.
22670 (TARGET_LEGITIMATE_ADDRESS_P): New.
22672 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22673 * config/score/score.c (score_address_p): Rename to...
22674 (score_legitimate_address_p): ... this.
22675 (TARGET_LEGITIMATE_ADDRESS_P): New.
22676 * config/score/score3.c (score3_address_p): Rename to...
22677 (score3_legitimate_address_p): ... this.
22678 * config/score/score7.c (score7_address_p): Rename to...
22679 (score7_legitimate_address_p): ... this.
22681 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22682 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22683 GO_IF_LEGITIMATE_ADDRESS): Delete.
22684 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22685 thumb2_legitimate_address_p): Delete.
22686 (arm_legitimate_address_p): Rename to...
22687 (arm_legitimate_address_outer_p): ... this.
22688 * config/arm/constraints.md ("Uq"): Adjust call.
22689 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22690 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22692 (arm_legitimate_address_outer_p): ... this.
22693 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22695 (TARGET_LEGITIMATE_ADDRESS_P): New.
22697 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22698 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22699 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22700 (TARGET_LEGITIMATE_ADDRESS_P): New.
22702 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22703 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22704 * config/vax/vax.c (legitimate_address_p): Rename to...
22705 (vax_legitimate_address_p): ... this, make static.
22706 (TARGET_LEGITIMATE_ADDRESS_P): New.
22708 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22709 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22710 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22711 (TARGET_LEGITIMATE_ADDRESS_P): New.
22713 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22714 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22715 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22716 (mmix_legitimate_address_p): ... this, make static.
22717 (TARGET_LEGITIMATE_ADDRESS_P): New.
22719 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22720 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22721 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22722 (TARGET_LEGITIMATE_ADDRESS_P): New.
22724 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22726 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22727 of MODE_COMPLEX_INT.
22729 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22731 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22732 LCT_NORMAL in function call.
22733 * mips-tdump.c (print_file_desc): Add cast to enum type.
22734 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22735 (mark_stabs): Add casts to enum types.
22736 (parse_stabs_common): Add casts to enum types.
22738 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22740 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22741 Check for invalid values of LETTER.
22743 2009-05-13 Taras Glek <tglek@mozilla.com>
22745 * attribs.c (register_attribute): moved out attribute registration
22746 into register_attribute.
22747 * doc/plugins.texi: Documented register_attribute and
22749 * gcc-plugin.h: Added forward decl for register_attribute.
22750 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22751 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22752 PLUGIN_ATTRIBUTES boilerplate.
22754 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22756 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22757 values even in sentinel and empty entries.
22758 (ms_printf_flag_specs): Likewise.
22759 (ms_scanf_flag_specs): Likewise.
22760 (ms_strftime_flag_specs): Likewise.
22761 (ms_print_char_table): Likewise.
22762 (ms_scan_char_table): Likewise.
22763 (ms_time_char_table): Likewise.
22765 2009-05-13 Doug Kwan <dougkwan@google.com>
22767 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22769 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22771 * config/mips/mips.md (store): Add attributes for QI and HI.
22773 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22774 (truncdi<mode>2): ... this new pattern.
22776 2009-05-13 Brad Hards <bradh@kde.org>
22778 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22780 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22781 Ben Elliston <bje@au.ibm.com>
22783 PR middle-end/40035
22784 * dse.c (check_mem_read_rtx): Guard against width == -1.
22786 2009-05-13 Michael Matz <matz@suse.de>
22788 PR middle-end/39976
22789 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22790 (trivially_conflicts_p): New function.
22791 (insert_backedge_copies): Use it.
22793 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22795 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22796 (handle_stdc_pragma): Use new enum constant names.
22797 (handle_pragma_float_const_decimal64): Ditto.
22799 2009-05-13 Ian Lance Taylor <iant@google.com>
22801 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22804 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22806 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22807 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22809 * config/m68k/m68k.h (FL_UCLINUX): Define.
22811 2009-05-13 Jan Hubicka <jh@suse.cz>
22813 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22815 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22817 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22818 unless -fschedule-insns is specified.
22820 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22823 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22824 TARGET_EXPAND_CBRANCHDI4.
22825 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22826 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22827 (cmpeqdi): Fix comment.
22829 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22831 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22832 (sh_legitimate_address_p): Likewise.
22833 * config/sh/sh.c (sh_legitimate_index_p): New.
22834 (sh_legitimate_address_p): Likewise.
22835 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22836 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22837 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22838 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22839 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22840 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22841 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22842 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22843 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22845 2009-05-12 Jan Hubicka <jh@suse.cz>
22847 * tree-inline.c (estimate_operator_cost): Add operands;
22848 when division happens by constant, it is cheap.
22849 (estimate_num_insns): Loads and stores are not having cost of 0;
22850 EH magic stuff is cheap; when computing runtime cost of switch,
22851 use log2 base of amount of its cases; builtin_expect has cost of 0;
22852 compute cost for moving return value of call.
22853 (init_inline_once): Initialize time_based flags.
22854 * tree-inline.h (eni_weights_d): Add time_based flag.
22856 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22858 * df-core.c: Update head documentation.
22860 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22863 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22864 shadowing exisiting variable op1.
22866 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22869 * config/i386/driver-i386.c (processor_signatures): New enum.
22870 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22871 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22872 processor signature to detect geode processor.
22874 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22878 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22880 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22881 causes spurious differences between trunk and cond-optab branch.
22883 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22885 * dojump.c (compare_from_rtx): Delete.
22886 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22887 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22888 if the comparison does not satisfy the predicate; test predicates for
22889 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22890 further if one existing pattern fails.
22891 * expr.h (compare_from_rtx): Delete.
22892 (prepare_operand): Declare it.
22893 * optabs.c: Change "lib call" to "libcall" throughout.
22894 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22895 HAVE_conditional_trap, emit_cmp_insn): Delete.
22896 (can_compare_p): Delete cmp_optab case.
22897 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22898 Accept other parameters by value.
22899 (prepare_operand): Make non-static.
22900 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22901 other parameters by value. Try to widen operands here based on
22902 an optab_methods argument and looking at cbranch_optab.
22903 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22904 loop. Use cbranch_optab directly.
22905 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22906 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22908 (emit_conditional_move, emit_conditional_add): Inline what's needed
22909 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22910 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22911 with COMPARE. Move cmov_optab and cstore_optab above
22912 with cbranch_optab, move cmp_optab down with ucmp_optab,
22913 remove tst_otpab. Do not initialize trap_rtx.
22914 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22915 for trap code. Do not check HAVE_conditional_trap. Use
22916 prepare_cmp_insn. Accept no predicate for operand 3.
22917 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22918 (OTI_ctrap, ctrap_optab): New.
22919 (tst_optab): Delete.
22920 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22921 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22922 with lookup of ctrap_optab.
22923 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22925 (ctrap_optab): New.
22927 * combine.c (combine_simplify_rtx, simplify_set): Do not
22928 special case comparing against zero for cc0 machines.
22929 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22930 COMPARE on cc0 machines.
22931 (simplify_relational_operation): Return a new expression when
22932 a COMPARE could be removed.
22933 * final.c (final_scan_insn): Compare cc_status values
22934 against LHS of a (compare FOO (const_int 0)) cc0 source.
22935 Also check if cc_status.value is the full compare.
22937 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22938 (cstoreMM4): Document.
22939 (conditional_trap): Document ctrapMM4 instead.
22940 (sync_compare_and_swapMM): Refer to cbranchcc4.
22941 (Dependent Patterns): Eliminate obsolete information referring to
22942 the old jump optimization phase.
22943 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22944 of compares with 0 on cc0 machines.
22945 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22946 avoiding references to cc0. Remove text about storing operands
22948 * doc/tm.texi (Condition Codes): Include blurb on different
22949 condition code representations, separate into subsections for
22950 CC0, MODE_CC and conditional execution.
22952 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22953 alpha_emit_setcc): Accept operands and a machine mode.
22954 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22955 Get code/op0/op1 from operands, use machine mode argument
22956 instead of alpha_compare.fp_p. Emit the branch here.
22957 (alpha_emit_setcc): Likewise, and return boolean.
22958 (alpha_emit_conditional_move): Likewise. Assert that
22959 cmp_op_mode == cmp_mode, and simplify accordingly.
22960 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22961 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22962 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22964 (stack probe test): Use cbranchdi4.
22965 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22967 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22968 * config/arc/arc.h (movsicc, movsfcc): Use it.
22969 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22970 (cbranchsi4, cstoresi4): New.
22971 (cmpsi, bCC and sCC expanders): Remove.
22973 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22974 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22975 * config/arm/predicates.md (arm_comparison_operator): Only include
22976 floating-point operators if there is a hardware floating-point unit.
22977 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22978 deferring to cbranch_cc and cstore_cc respectively.
22979 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22980 cbranch_cc, cstore_cc): New.
22981 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22983 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22985 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22986 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22988 (adjust_insn_length): Adjust calls.
22989 (avr_reorg): Handle (compare (foo) (const_int 0)).
22990 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22991 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22992 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22993 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22995 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22996 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22998 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22999 (cbranchsi4, cstorebi4, cstoresi4): New.
23000 (movbisi): This insn is duplicate, split it to zero_extend.
23001 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
23002 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
23003 (bfin_optimize_loop): Use cbranch expander.
23004 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
23005 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
23006 (bfin_bimode_comparison_operator): ... this.
23007 (bfin_direct_comparison_operator): New.
23009 * config/cris/cris.c (cris_normal_notice_update_cc): Look
23010 inside (compare FOO (const_int 0)).
23011 (cris_rtx_costs): Handle ZERO_EXTRACT.
23012 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
23013 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
23014 (*tstdi_v32): Delete.
23015 (*cmpdi_non_v32): Add M alternative for operand 1.
23016 (cmpsi, cmp<mode>): Make private.
23017 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
23019 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
23021 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
23022 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23023 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23024 (cc_reg_operand): New.
23025 (any_cond): Delete.
23026 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23027 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23028 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23029 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23030 crx_expand_scond): Delete.
23032 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23034 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23035 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23037 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23038 cstoresi4, cstoresf4, cstoredf4): New.
23039 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23040 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23041 Receive the entire operands array.
23042 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23043 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23044 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23045 Get test/op0/op1 from the operands array.
23046 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23048 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23049 (h8300_expand_store): New.
23050 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23052 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
23053 (h8300_expand_store): New.
23054 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23055 or do not try to produce (set (cc0) REG).
23056 (peepholes): Wrap arguments with COMPARE. Add a peephole to
23057 change a compare into a move to a scratch register. Disable some
23058 peepholes when comparing with zero.
23059 (tstsi, tsthi, tstsi, cmpqi): Make private.
23061 (bCC, sCC): Delete.
23062 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23065 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23066 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23067 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
23068 (ix86_emit_i387_log1p): Use cbranchxf2.
23069 (ix86_expand_setcc): Return void.
23070 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23071 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23072 cmp<MODEF>, cmpcc): Remove.
23073 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23074 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23075 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23076 (sCC and bCC expanders): Remove.
23077 (stack_protect_test): Use cbranchcc4.
23079 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23081 (ia64_expand_compare): Accept three rtx by reference and return void.
23082 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23083 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
23084 from *expr. Update *expr with the BImode comparison to do.
23085 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23086 cmptf, bCC, sCC, conditional_trap): Delete.
23087 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23088 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23089 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23090 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23091 * config/ia64/predicates.md (ia64_cbranch_operator): New.
23093 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23094 type of last argument.
23095 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23096 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23097 use machine mode argument instead of branch_type. Remove dead
23098 code for floating-point comparisons.
23099 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23100 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23102 (cbranchsi4, cstoresi4): New.
23103 * config/iq2000/predicates.md (reg_or_const_operand): New.
23105 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23106 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
23107 (b<code>_op): Rewrite to...
23108 (bcc_op): ... this, using match_operator.
23109 (s<code>_op): Rewrite to...
23110 (scc_op): ... this, using match_operator.
23111 (s<code>_24_op): Rewrite to...
23112 (scc_op_24): ... this, using match_operator.
23113 (s<code>_<mode>): Rewrite to...
23114 (cstore<mode>4): ... this, using match_operator.
23115 (s<code>_<mode>_24): Rewrite to...
23116 (cstore<mode>4_24): ... this, using match_operator.
23117 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23118 m32c_unpend_compare, m32c_expand_scc): Delete.
23119 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23120 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23121 (m32c_expand_movcc): Change NE to EQ if necessary.
23122 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23124 * config/m32r/m32r-protos.h (gen_cond_store): New.
23125 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23126 (gen_cond_store): New, from sCC patterns.
23127 (m32r_expand_block_move): Use cbranchsi4.
23128 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23129 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23130 (cbranchsi4, cstoresi4): New.
23132 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23134 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23135 (m68hc11_notice_update_cc): Look into a compare with 0.
23136 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23138 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23139 cmphi, cmpqi, bCC): Delete.
23140 (cbranchsi4, cbranchhi4, cbranchqi4): New.
23141 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23142 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23145 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
23146 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23147 * config/m68k/constraints.md (H): New.
23148 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23149 the define_insn below.
23150 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23151 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23152 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23153 patterns): Wrap RHS with COMPARE.
23154 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23155 (*cmpdi_internal): Name this pattern.
23156 (cmpdi): Change to define_insn.
23157 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23158 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23159 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23161 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23162 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23163 (conditional_trap): Change to...
23164 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23165 (*conditional_trap): Use the ordered_comparison_operator and
23166 const1_operand predicates.
23167 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23168 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23169 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23170 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23172 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23173 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23174 (mcore_gen_compare): New.
23175 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23176 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23177 (mcore_gen_compare): ... this.
23178 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23179 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23180 (stack probe pattern): Use cbranchsi4.
23182 * config/mips/predicates.md (mips_cstore_operator): New.
23183 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23184 * config/mips/mips.md (any_cond): Delete.
23185 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
23187 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23188 fixuns_truncsfdi2): Use cbranch patterns.
23189 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23190 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23191 Adjust call to mips_expand_conditional_branch.
23192 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23194 * config/mips/mips-protos.h (mips_expand_conditional_branch,
23195 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23196 * config/mips/mips.c (cmp_operands): Delete.
23197 (mips_emit_compare): Get comparison operands from *op0/*op1.
23198 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
23199 that it succeeds. Use op0/op1 instead of cmp_operands.
23200 (mips_expand_conditional_branch, mips_expand_conditional_move,
23201 mips_expand_conditional_trap): Likewise.
23202 (mips_block_move_loop): Use cbranch patterns.
23203 * config/mips/mips.h (cmp_operands): Delete.
23205 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
23206 (mmix_gen_compare_reg): Just return a register in the right CC mode.
23207 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23208 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23209 (*cmpcc_folded): Rename to...
23210 (*cmpdi_folded): this.
23211 (*cmpcc): Rename to...
23213 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23216 (cbranchdf4): New. Handle invalid comparisons here.
23217 * config/mmix/predicates.md (float_comparison_operator): New.
23219 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23220 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23221 * config/mn10300/mn10300.md (tst): Delete.
23222 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23223 Name these patterns and wrap RHS in a compare.
23224 (*cmpsi): Make this pattern private. Include tst.
23225 (*cmpsf): Make this pattern private.
23226 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23227 (compare with zero peepholes): Likewise.
23229 (cbranchsi4, cbranchsf4): New.
23230 (casesi): Use cbranchsi4.
23232 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23233 hppa_branch_type): Delete.
23234 (return_addr_rtx): Use cbranchsi4.
23235 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
23236 Emit CCFPmode comparison here.
23237 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
23238 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23239 hppa_branch_type): Delete.
23240 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23241 (movsicc, movdicc): Remove references to hppa_compare_op0,
23242 hppa_compare_op1 and compare_from_rtx.
23243 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23244 (casesi): Use cbranchsi4.
23246 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23247 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23248 * config/pdp11/pdp11.md (register_or_const0_operand): New.
23249 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
23250 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23252 (cbranchdf4, cbranchhi4, cbranchqi4): New.
23253 (*branch, *branch_inverted): New.
23255 * config/picochip/picochip.md (cbranchhi4): Use
23256 ordered_comparison_operator.
23257 (cmphi, bCC): Remove.
23259 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23260 (trap_comparison_operator): Delete.
23261 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23262 rs6000_emit_cbranch): Accept mode and operands.
23263 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23264 rs6000_compare_fp_p): Delete.
23265 (rs6000_generate_compare): Accept mode and comparison. Extract code
23266 and op0/op1 from there. Replace references to rs6000_compare_op0
23267 and rs6000_compare_op1.
23268 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23269 extract result from passed operands.
23270 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23271 extract loc from passed operands.
23272 (rs6000_emit_cmove): Likewise.
23273 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23274 rs6000_compare_fp_p): Delete.
23275 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23276 (cbranch<GPR>4, cbranch<FP>4): New.
23277 (cstore<mode>4): New. Consolidate here all choices about when to use
23278 portable or specialized sCC sequences.
23279 (stack_protect_test): Use cbranchsi4.
23280 (conditional_trap): Replace with ctrap<GPR>4.
23281 (conditional trap insn): Replace trap_comparison_operator with
23282 ordered_comparison_operator.
23284 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23285 (s390_emit_prologue): Use ctrap.
23286 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23287 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23288 New predicates replacing...
23289 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23290 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23291 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23292 (add<mode>cc): Do not use s390_compare_op0/op1.
23293 (s<code>): Change to...
23294 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23295 (seq): Change to...
23296 (cstorecc4): ... this. Handle EQ or NE equally.
23297 (*sne): Un-privatize for use in cstorecc4.
23298 (b<code>): Change to...
23299 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23300 (conditional_trap): Replace with...
23301 (ctrap<GPR>4, ctrap<FP>4): ... these.
23302 (stack_protect): Use cbranchcc4.
23304 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23305 * config/score/score-protos.h (score_gen_cmp): Delete.
23306 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23307 (score_block_move-loop): Use cbranchsi4.
23308 * config/score/score.md (cbranchsi4): New.
23309 (cmpsi, bCC): Delete.
23310 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23311 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23312 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23313 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23314 * config/score/score3.h (score3_gen_cmp): Delete.
23315 * config/score/score7.h (score7_gen_cmp): Delete.
23317 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23318 (sh_emit_scc_to_t): ... this. Return void.
23319 (from_compare): Rename to...
23320 (sh_emit_compare_and_branch): ... this.
23321 (sh_emit_compare_and_set): New.
23322 (sh_expand_t_scc): Accept operands.
23323 * config/sh/predicates.md (sh_float_comparison_operator): New.
23324 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23325 (prepare_scc_operands): Rename to...
23326 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23328 (sh_emit_cheap_store_flag): New.
23329 (sh_emit_set_t_insn): New.
23330 (from_compare): Rename to...
23331 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23332 handling of TARGET_SH2E floating point to avoid recursive call.
23333 Generate branch here.
23334 (sh_emit_compare_and_set): New.
23335 (sh_expand_t_scc): Get op0/op1 from arguments.
23336 (sh_emit_cheap_store_flag): New.
23337 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23339 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23340 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23341 (movsicc, movdicc): Do nothing when it recreated operands from
23342 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23343 prepare_scc_operands (now sh_emit_scc_to_t).
23344 (udivdi3): Use cstoresi4.
23345 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23346 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23347 (cbranchint4_media, cbranchfp4_media): New.
23348 (casesi): Use cbranchdi4.
23349 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23351 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23352 (movnegt): Remove second operand.
23353 (cbranchsf4, cbranchdf4): New.
23354 (stack_protect): Use cbranchdi4/cbranchsi4.
23356 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23357 (gen_compare_reg): Accept comparison, extract part of it to...
23358 (gen_compare_reg_1): ... this.
23359 (gen_compare_operator): Delete.
23360 (gen_v9_scc): Accept separate destination, comparison code and arms.
23361 Do not use sparc_compare_op0/sparc_compare_op1.
23362 (emit_scc_insn, emit_conditional_branch_insn): New.
23363 (emit_v9_brxx): Make static. Remove useless assertion.
23364 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23366 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23367 * config/sparc/sparc-protos.h (gen_compare_reg,
23368 sparc_emit_float_lib_cmp): Adjust prototype.
23369 (emit_scc_insn, emit_conditional_branch_insn): New.
23370 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23371 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23372 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23373 iterators to the top.
23374 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23375 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23376 snedi_special_trunc): Delete.
23377 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23378 and snedi_special_trunc.
23379 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23380 cbranchdi4, cbranch<F:mode>4): New.
23381 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23382 here. Use gen_compare_reg instead of gen_compare_operator.
23383 (conditional_trap): Replace with...
23384 (ctrapsi4, ctrapdi4): ... this.
23385 (stack_protect_test): Use cbranchcc4.
23387 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23389 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23390 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23391 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23392 from operands[0] or operands[3] depending on is_set.
23393 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23394 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23395 cmpdf, bCC), sCC: Remove.
23396 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23397 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23399 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23400 spu_emit_branch_or_set.
23402 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23404 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23405 xstormy16_compare_op1): Delete.
23406 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23407 xstormy16_compare_op1): Delete.
23408 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23410 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23411 (cmphi, cmpsi, bCC): Remove.
23413 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23414 (*cmpsi): ... this one.
23415 (cbranchsi4, cstoresi4): New.
23416 (bCC expanders): Delete.
23417 (sCC insns): Fold into...
23418 (*setcc): ... this one.
23419 (casesi): Do not use gen_cmpsi and gen_bgtu.
23420 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23421 (movsicc): Simplify.
23422 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23424 * config/vax/vax-protos.h (cond_name): New.
23425 (vax_output_conditional_branch): Remove.
23426 * config/vax/vax.c (cond_name): New.
23427 (vax_output_conditional_branch): Remove.
23428 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23429 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23430 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23431 (bit<VAXint>): Wrap source with (compare).
23432 (b<code> and following unnamed pattern): Rename to *branch and
23433 *branch_reversed. Change macroization to match_operator.
23434 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23436 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23437 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23438 Change last argument to machine_mode.
23439 (xtensa_expand_scc): Add machine_mode argument.
23440 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23441 (gen_conditional_move, xtensa_expand_conditional_branch,
23442 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23443 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23444 Adjust operand numbers.
23445 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23447 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23448 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23449 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23451 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23453 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23454 causes spurious differences between trunk and cond-optab branch.
23456 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23459 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23461 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23463 * tree.c (iterative_hash_pointer): Delete.
23464 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23465 Hash UIDs and versions of SSA names. Don't special-case built-in
23466 function declarations.
23468 2009-05-11 Ian Lance Taylor <iant@google.com>
23471 * graphite.c: Force -Wc++-compat to only be a warning before
23472 #including "cloog/cloog.h".
23474 2009-05-11 Martin Jambor <mjambor@suse.cz>
23476 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23478 2009-05-11 Jan Hubicka <jh@suse.cz>
23480 * tree-ssa-loop-ivcanon.c: Include target.h
23481 (struct loop_size): new structure.
23482 (constant_after_peeling): New predicate.
23483 (tree_estimate_loop_size): New function.
23484 (estimated_unrolled_size): Rewrite for new estimates.
23485 (try_unroll_loop_completely): Use new estimates.
23486 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23488 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23490 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23491 libcpp interface change.
23492 (spu_macro_to_expand): Likewise.
23494 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23496 PR tree-optimization/40026
23497 * gimplify.c (gimplify_init_constructor): Change initial conditional
23498 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23499 optimize_compound_literals_in_ctor.
23501 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23503 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23505 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23507 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23509 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23510 HOST_WIDE_INT for gap.
23512 2009-05-11 Ira Rosen <irar@il.ibm.com>
23514 PR tree-optimization/40074
23515 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23516 account in group size and step comparison.
23518 2009-05-11 Richard Guenther <rguenther@suse.de>
23520 * passes.c (init_optimization_passes): Strip now incorrect comment.
23521 (execute_function_todo): Do not set PROP_alias.
23522 * tree-pass.h (PROP_alias): Remove.
23523 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23524 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23525 * tree-nrv.c (pass_return_slot): Likewise.
23526 * tree-object-size.c (pass_object_sizes): Likewise.
23527 * tree-ssa-dom.c (pass_dominator): Likewise.
23528 (pass_phi_only_cprop): Likewise.
23529 * tree-ssa-dse.c (pass_dse): Likewise.
23530 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23531 (pass_cselim): Likewise.
23532 * tree-ssa-pre.c (pass_pre): Likewise.
23533 (pass_fre): Likewise.
23534 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23535 * tree-ssa-sink.c (pass_sink_code): Likewise.
23536 * tree-stdarg.c (pass_stdarg): Likewise.
23537 * tree-tailcall.c (pass_tail_calls): Likewise.
23538 * tree-vrp.c (pass_vrp): Likewise.
23540 2009-05-10 Ian Lance Taylor <iant@google.com>
23542 * basic-block.h (enum profile_status): Break out of struct
23543 control_flow_graph.
23544 * cgraph.h (struct inline_summary): Break out of struct
23546 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23547 of struct cgraph_order_sort.
23548 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23549 * cse.c (struct branch_path): Break out of struct
23550 cse_basic_block_data.
23551 * except.h (enum eh_region_type): Break out of struct eh_region.
23552 * gcc.c (enum add_del): Break out of struct modify_target.
23553 * genrecog.c (enum decision_type): Break out of struct decision_test.
23554 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23556 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23557 * regmove.c (enum match_use): New enum, broken out of struct match.
23558 * sched-int.h (enum post_call_group): New enum, broken out of
23560 (struct deps_reg): Break out of struct deps.
23561 * target.h (struct asm_int_op): Break out of struct gcc_target.
23562 * tree-eh.c (struct goto_queue_node): Break out of struct
23564 * tree-inline.h (enum copy_body_cge_which): Break out of
23566 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23568 * c-decl.c (in_struct, struct_types): New static variables.
23569 (pushtag): Add loc parameter. Change all callers.
23570 (lookup_tag): Add ploc parameter. Change all callers.
23571 (check_compound_literal_type): New function.
23572 (parser_xref_tag): Add loc parameter. Change all callers. If
23573 -Wc++-compat, warn about struct/union/enum types defined within a
23575 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23576 and loc parameters. Change all callers. Change error calls to
23577 error_at, using loc. For a redefinition, if the location of the
23578 original definition is known, report it. Set in_struct and
23579 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23580 (finish_struct): Add new parameters enclosing_in_struct and
23581 enclosing_struct_types. Change all callers. Set
23582 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23583 in the struct. If in a struct, add this struct to struct_types.
23584 (start_enum): Add loc parameter. Change all callers. Use
23585 error_at for errors, using loc. For a redefinition, if the
23586 location of the original definition is known, report it. If in a
23587 struct, add this enum type to struct_types. If -Wc++-compat warn
23588 if in sizeof, typeof, or alignof.
23589 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23590 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23591 (c_parser_enum_specifier): Get enum location for start_enum.
23592 (c_parser_struct_or_union_specifier): Get struct location for
23593 start_struct. Save in_struct and struct_types status between
23594 start_struct and finish_struct.
23595 (c_parser_cast_expression): Get location of cast.
23596 (c_parser_alignof_expression): Get location of type.
23597 (c_parser_postfix_expression): Likewise.
23598 (c_parser_postfix_expression_after_paren_type): Add type_loc
23599 parameter. Change all callers. Call check_compound_literal_type.
23600 Use type_loc for error about variable size type.
23601 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23602 of an enum constant from an enum type defined in a struct or union.
23603 (c_cast_expr): Add loc parameter. Change all callers. If
23604 -Wc++-compat, warn about defining a type in a cast.
23605 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23606 (start_enum, start_struct, finish_struct): Update declarations.
23607 (parser_xref_tag, c_cast_expr): Update declarations.
23608 (check_compound_literal_type): Declare.
23610 2009-05-11 Ben Elliston <bje@au.ibm.com>
23612 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23613 for recent libcpp interface change.
23614 (rs6000_macro_to_expand): Likewise.
23616 2009-05-10 Michael Matz <matz@suse.de>
23619 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23620 not at entry of function.
23622 2009-05-10 Richard Guenther <rguenther@suse.de>
23624 PR tree-optimization/40081
23626 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23627 using the main variant of the element type. Do not fiddle with
23628 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23630 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23631 structs with volatile fields.
23633 2009-05-10 Jan Hubicka <jh@suse.cz>
23635 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23636 (estimate_move_cost): Assert that it does not get called for
23638 (estimate_num_insns): Skip VOID types in argument handling.
23639 (optimize_inline_calls): Delete unreachable blocks and verify that
23640 callgraph is valid.
23642 2009-05-10 Jan Hubicka <jh@suse.cz>
23644 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23645 * cgraph.c (cgraph_mark_address_taken_node): New function.
23646 (dump_cgraph_node): Dump new flag.
23647 * cgraph.h (struct cgraph_node): Add address_taken.
23648 (cgraph_mark_address_taken_node): New function.
23649 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23650 since new direct calls can be born.
23652 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23654 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23655 tok->val.node.node.
23657 2009-05-10 Jan Hubicka <jh@suse.cz>
23659 PR middle-end/40084
23660 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23662 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23663 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23664 * tree-inline.c (copy_bb): Set frequency correctly.
23665 (fold_marked_statements): Update call to
23666 cgraph_update_edges_for_call_stmt.
23668 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23670 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23671 identifiers in diagnostics.
23672 * config/arm/arm.c (arm_handle_fndecl_attribute,
23673 arm_handle_isr_attribute): Likewise.
23674 * config/avr/avr.c (avr_handle_progmem_attribute,
23675 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23676 * config/bfin/bfin.c (handle_int_attribute,
23677 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23678 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23679 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23681 * config/darwin.c (darwin_handle_kext_attribute,
23682 darwin_handle_weak_import_attribute): Likewise.
23683 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23684 h8300_handle_eightbit_data_attribute,
23685 h8300_handle_tiny_data_attribute): Likewise.
23686 * config/i386/i386.c (ix86_handle_cconv_attribute,
23687 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23688 * config/i386/winnt.c (ix86_handle_shared_attribute,
23689 ix86_handle_selectany_attribute): Likewise.
23690 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23691 * config/m32c/m32c.c (function_vector_handler): Likewise.
23692 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23693 m68hc11_handle_fntype_attribute): Likewise.
23694 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23695 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23696 * config/mips/mips.c (mips_insert_attributes,
23697 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23698 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23699 rs6000_handle_struct_attribute): Likewise.
23700 * config/sh/sh.c (sh_insert_attributes,
23701 sh_handle_resbank_handler_attribute,
23702 sh_handle_interrupt_handler_attribute,
23703 sh2a_handle_function_vector_handler_attribute,
23704 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23706 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23707 * config/spu/spu.c (spu_handle_fndecl_attribute,
23708 spu_handle_vector_attribute): Likewise.
23709 * config/stormy16/stormy16.c
23710 (xstormy16_handle_interrupt_attribute): Likewise.
23711 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23712 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23714 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23716 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23717 (pp_translate_identifiers): New.
23718 (pp_identifier): Only conditionally translate identifier to locale
23720 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23721 (pp_base_tree_identifier): Only conditionally translate identifier
23722 to locale character set.
23723 * c-pretty-print.c (M_): Define.
23724 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23725 fragments for conditional translation with M_.
23726 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23727 identifier translation.
23729 2009-05-10 Richard Guenther <rguenther@suse.de>
23731 PR tree-optimization/40081
23732 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23733 using the main variant of the element type. Do not fiddle with
23734 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23736 2009-05-09 Jan Hubicka <jh@suse.cz>
23738 PR middle-end/40080
23739 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23740 indirect calls; verify cgraph afterwards.
23742 2009-05-09 Jan Hubicka <jh@suse.cz>
23745 * ipa.c (update_inlined_to_pointer): New function.
23746 (cgraph_remove_unreachable_nodes): Use it.
23748 2009-05-09 Jan Hubicka <jh@suse.cz>
23750 * tree-eh.c (struct leh_state): Remove prev_try.
23751 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23752 not track prev_try.
23753 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23754 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23755 remove_eh_handler_and_replace, foreach_reachable_handler,
23756 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23757 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23758 (gen_eh_region_cleanup): Update prototype.
23760 2009-05-09 Jan Hubicka <jh@suse.cz>
23762 PR middle-end/40043
23763 * except.c (copy_eh_region): Always set prev_try.
23764 (redirect_eh_edge_to_label): Find outer try.
23765 (foreach_reachable_handler): When looking for prev try
23766 handle case where previous try is not going to be taken.
23768 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23770 PR tree-optimization/40049
23771 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23772 only vector/vector shifts, convert the type of the constant to the
23773 appropriate type to avoid building incorrect trees, which
23774 eventually have problems with garbage collection.
23776 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23778 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23779 -1 for complex floating-point types if honoring signed zeros.
23781 2009-05-08 Jan Hubicka <jh@suse.cz>
23783 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23784 argument; handle correctly when profile is absent.
23785 (build_cgraph_edges): Update.
23786 (rebuild_cgraph_edges): Update.
23787 * cgraph.c: Do not include varray.h.
23788 (cgraph_set_call_stmt_including_clones): New function.
23789 (cgraph_create_edge_including_clones): Likewise
23790 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23791 (cgraph_update_edges_for_call_stmt): Handle clones.
23792 (cgraph_remove_node): Handle clone tree.
23793 (cgraph_remove_node_and_inline_clones): New function.
23794 (dump_cgraph_node): Dump clone tree.
23795 (cgraph_clone_node): Handle clone tree.
23796 (clone_function_name): Bring here from tree-inline.c.
23797 (cgraph_create_virtual_clone): New function.
23798 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23799 (cgraph_clone_info): New function.
23800 (strut cgraph_node): Add clone_info and new clone tree pointers.
23801 (cgraph_remove_node_and_inline_clones,
23802 cgraph_set_call_stmt_including_clones,
23803 cgraph_create_edge_including_clones,
23804 cgraph_create_virtual_clone): Declare.
23805 (cgraph_function_versioning): Use VEC argument.
23806 (compute_call_stmt_bb_frequency): Update prototype.
23807 (cgraph_materialize_all_clones): New function.
23808 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23809 (ipcp_create_replace_map): Update to VECtors.
23810 (ipcp_update_callgraph): Use virtual clones.
23811 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23812 (ipcp_update_profiling): Do not update local profiling.
23813 (ipcp_insert_stage): Use VECtors and virtual clones.
23814 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23815 (clone_of_p): New function.
23816 (cgraph_preserve_function_body_p): Use clone tree.
23817 (cgraph_optimize): Materialize clones.
23818 (cgraph_function_versioning): Update for VECtors.
23819 (save_inline_function_body): Use clone tree.
23820 (cgraph_materialize_clone): New function.
23821 (cgraph_materialize_all_clones): Likewise.
23822 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23823 * ipa.c: Include gimple.h.
23824 (cgraph_remove_unreachable_nodes): Use clone tree.
23825 * ipa-prop.c (ipa_note_param_call): Update call to
23826 compute_call_stmt_bb_frequencycall.
23827 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23828 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23829 (copy_bb): Handle updating of clone tree; add new edge when new call
23831 (expand_call_inline): Be strict about every call having edge.
23832 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23833 (delete_unreachable_blocks_update_callgraph): New function.
23834 (tree_function_versioning): Use VECtors; always remove unreachable
23835 blocks and fold conditionals.
23836 * tree-inline.h: Do not include varray.h.
23837 (tree_function_versioning): Remove.
23838 * Makefile.in (GTFILES): Remove tree-inline.c
23839 * passes.c (do_per_function): Do only functions having body.
23840 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23843 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23844 Andrew Morrow <acm@google.com>
23847 * c-common.c (c_common_attribute_table): Permit deprecated
23848 attribute to take an optional argument.
23849 (handle_deprecated_attribute): If the optional argument to
23850 __attribute__((deprecated)) is not a string ignore the attribute
23851 and emit a warning.
23853 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23854 * c-typeck.c (build_component_ref): Likewise.
23855 (build_external_ref): Likewise.
23857 * toplev.c (warn_deprecated_use): Add an attribute argument.
23858 Emit the message associated with __attribute__((deprecated)).
23860 * toplev.h (warn_deprecated_use): Updated.
23862 * doc/extend.texi: Document new optional parameter to
23863 __attribute__((deprecated))
23865 2009-05-08 Michael Eager <eager@eagercon.com>
23867 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23868 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23870 2009-05-08 Richard Guenther <rguenther@suse.de>
23872 PR tree-optimization/40062
23873 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23874 Avoid exponential behavior.
23876 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23878 PR rtl-optimization/33928
23880 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23881 process_uses, build_single_def_use_links): New.
23882 (update_df): Update use_def_ref.
23883 (forward_propagate_into): Use get_def_for_use instead of use-def
23885 (fwprop_init): Call build_single_def_use_links and let it initialize
23887 (fwprop_done): Free use_def_ref.
23888 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23889 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23890 df_rd_simulate_one_insn): New.
23891 (df_rd_bb_local_compute_process_def): Update head comment.
23892 (df_chain_create_bb): Use the new RD simulation functions.
23893 * df.h (df_rd_simulate_artificial_defs_at_top,
23894 df_rd_simulate_one_insn): New.
23895 * opts.c (decode_options): Enable fwprop at -O1.
23896 * doc/invoke.texi (-fforward-propagate): Document this.
23898 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23901 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23902 and one complex operand specially.
23903 * tree-complex.c (some_nonzerop): Do not identify a real value as
23904 zero if flag_signed_zeros.
23906 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23908 PR rtl-optimization/33928
23909 * loop-invariant.c (record_use): Fix && vs. || mishap.
23911 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23913 PR rtl-optimization/33928
23914 * loop-invariant.c (struct use): Add addr_use_p.
23915 (struct def): Add n_addr_uses.
23916 (struct invariant): Add cheap_address.
23917 (create_new_invariant): Set cheap_address.
23918 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23919 (record_uses): Pass df_ref to record_use.
23920 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23923 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23925 * config/sh/sh.c: Do not include c-pragma.h.
23927 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23929 * config/spu/spu.c: Remove include of c-common.h.
23931 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23934 * c-common.h (mark_valid_location_for_stdc_pragma,
23935 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23936 clear_float_const_decimal64, float_const_decimal64_p): New.
23937 * c.opt (Wunsuffixed-float-constants): New.
23938 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23939 unsuffixed float constant, handle new warning.
23940 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23941 * c-decl.c (c_scope): New flag float_const_decimal64.
23942 (set_float_const_decimal64, clear_float_const_decimal64,
23943 float_const_decimal64_p): New.
23944 (push_scope): Set new flag.
23945 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23946 to use STDC pragmas.
23947 (c_parser_external_declaration): Ditto.
23948 (c_parser_compound_statement_nostart): Ditto.
23949 * c-pragma.c (valid_location_for_stdc_pragma,
23950 mark_valid_location_for_stdc_pragma,
23951 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23952 handle_pragma_float_const_decimal64): New.
23953 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23954 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23955 set_float_const_decimal64, clear_float_const_decimal64,
23956 float_const_decimal64_p): New dummy functions.
23957 * doc/extend.texi (Decimal Float): Remove statement that the
23958 pragma, and suffix for double constants, are not supported.
23959 * doc/invoke.texi (Warning Options): List new option.
23960 (-Wunsuffixed-float-constants): New.
23962 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23964 * config/i386/i386.c: Do not include c-common.h.
23966 2009-05-07 Mark Heffernan <meheff@google.com>
23968 * doc/invoke.texi (Debugging Options): Document change of debugging
23970 * opts.c (decode_options): Make dump_base_name relative to
23971 aux_base_name directory.
23973 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23975 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23976 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23978 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23980 * Makefile.in (install-plugin): Simplify a bit.
23982 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23984 * Makefile.in (OBJS-common): Add regcprop.o.
23986 * timevar.def (TV_CPROP_REGISTERS): New.
23987 * regrename.c (regrename_optimize): Return 0.
23988 (rest_of_handle_regrename): Delete.
23989 (pass_rename_registers): Point to regrename_optimize.
23990 (struct value_data_entry, struct value_data,
23991 kill_value_one_regno, kill_value_regno, kill_value,
23992 set_value_regno, init_value_data, kill_clobbered_value,
23993 kill_set_value, kill_autoinc_value, copy_value,
23994 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23995 replace_oldest_value_reg, replace_oldest_value_addr,
23996 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23997 debug_value_data, validate_value_data): Move...
23998 * regcprop.c: ... here.
23999 (rest_of_handle_cprop): Delete.
24000 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
24002 2009-05-07 Jakub Jelinek <jakub@redhat.com>
24004 PR middle-end/40057
24005 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
24006 GEN_INT for 1 << bitnum.
24007 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
24008 build_int_cst_type.
24010 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
24012 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
24013 Remove wrong description of "nand" operation.
24015 2009-05-06 Richard Guenther <rguenther@suse.de>
24016 Adam Nemet <anemet@caviumnetworks.com>
24018 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
24019 comment. Add that if LHS is not a gimple register, then RHS1 has
24020 to be a single object (GIMPLE_SINGLE_RHS).
24022 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
24024 * expr.c (get_def_for_expr): Move it up in the file.
24025 (store_field): When expanding a bit-field store, look at the
24026 defining gimple stmt for the masking conversion.
24028 2009-05-06 Janis Johnson <janis187@us.ibm.com>
24030 PR middle-end/39986
24031 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24032 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24033 32-bit memcpy into long.
24035 2009-05-06 Jakub Jelinek <jakub@redhat.com>
24037 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24038 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24040 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24041 instead of appending DW_OP_deref*.
24043 2009-05-06 Michael Matz <matz@suse.de>
24045 PR middle-end/40021
24046 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24047 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24049 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
24051 * Makefile.in (install-plugin): Fix srcdir handling.
24053 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
24055 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24056 when processing for not_regs_needed bitmap.
24057 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24058 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
24059 handling it for rhs.
24061 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24063 * config/i386/i386.md (unnamed inc/dec peephole): Use
24064 optimize_insn_for_size_p instead of optimize_size.
24065 * config/i386/predicates.md (incdec_operand): Likewise.
24066 (aligned_operand): Likewise.
24067 * config/i386/sse.md (divv8sf3): Likewise.
24068 (sqrtv8sf2): Likewise.
24070 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24072 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24074 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24076 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24078 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24079 ssemodesuffixf2c with avxmodesuffixf2c.
24081 2009-05-06 Joseph Myers <joseph@codesourcery.com>
24084 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24086 2009-05-05 Jakub Jelinek <jakub@redhat.com>
24088 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24089 (struct tree_base): Adjust spacing for 8 bit boundaries.
24090 (struct tree_decl_common): Add decl_by_reference_flag bit.
24091 (DECL_BY_REFERENCE): Adjust.
24092 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24093 print DECL_BY_REFERENCE bit.
24094 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24095 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
24096 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24097 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
24100 PR middle-end/39666
24101 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
24102 range of the type, but default label is missing, add it with one
24103 of the existing labels instead of adding a new label for it.
24105 2009-05-05 Joseph Myers <joseph@codesourcery.com>
24109 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
24111 * Makefile.in (enable_plugin, plugin_includedir): New.
24112 (install): Depend on install-plugin.
24113 (PLUGIN_HEADERS): New.
24114 (install-plugin): New.
24115 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24117 2009-05-05 Richard Guenther <rguenther@suse.de>
24119 PR tree-optimization/40022
24120 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24122 (phivn_valid_p): Fix tuplification error, simplify.
24123 (phiprop_insert_phi): Add dumps.
24124 (propagate_with_phi): Simplify.
24126 2009-05-05 Richard Guenther <rguenther@suse.de>
24128 PR middle-end/40023
24129 * builtins.c (gimplify_va_arg_expr): Properly build the address.
24131 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
24133 * tree.h (strip_float_extensions): Remove duplicate declaration.
24134 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
24135 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24136 block_ultimate_origin): Rearrange the declarations line to match the
24137 comment that indicates the .c file which the functions are defined.
24138 (dwarf2out_*, set_decl_rtl): Add comment.
24139 (get_base_address): Adjust comment.
24140 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24141 declarations line and add comment.
24142 (is_builtin_name): Add blank after function name, for clarity.
24144 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24146 * attribs.c (decl_attributes): Use %qE for identifiers in
24148 * cgraphunit.c (verify_cgraph_node): Translate function names to
24149 locale character set in diagnostics.
24150 * coverage.c (get_coverage_counts): Use %qE for identifiers in
24152 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
24153 Document that functions are named in UTF-8.
24154 * expr.c (expand_expr_real_1): Translate function names to locale
24155 character set in diagnostics.
24156 * gimplify.c (omp_notice_variable, omp_is_private,
24157 gimplify_scan_omp_clauses): Use %qE for identifiers in
24159 * langhooks.c (lhd_print_error_function): Translate function names
24160 to locale character set.
24161 * langhooks.h (decl_printable_name): Document that return value is
24162 in internal character set.
24163 * stmt.c: Include pretty-print.h
24164 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24166 (resolve_operand_name_1): Translate named operand name to locale
24168 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
24170 * toplev.c (announce_function): Translate function names to locale
24172 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
24173 (default_tree_printer): Use pp_identifier or translate identifiers
24174 to locale character set. Mark "<anonymous>" for translation.
24175 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24176 for identifiers in diagnostics.
24177 * tree.c (handle_dll_attribute): Use %qE for identifiers in
24179 * varasm.c (output_constructor): Use %qE for identifiers in
24182 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
24184 * configure.ac: use ` ` instead of $()
24185 * configure: Regenerate.
24187 2009-05-05 Ben Elliston <bje@au.ibm.com>
24189 * config/pa/linux-atomic.c: Eliminate conditional include of
24190 errno.h on non-LP64 systems to simplify build requirements.
24192 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24194 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
24196 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24197 and pass value to identifier_to_locale.
24198 (warn_variable_length_array): Make name a tree.
24199 (grokdeclarator): Separate diagnostic texts for named and unnamed
24200 declarators. Use %qE for named declarators.
24201 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
24203 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24204 identifiers in diagnostics.
24205 * c-typeck.c (push_member_name, start_init): Pass identifiers to
24206 identifier_to_locale. Mark "anonymous" strings for translation.
24208 2009-05-04 Michael Eager <eager@eagercon.com>
24210 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24211 address for DImode/DFmode only if double-precision FP regs.
24213 2009-05-04 Michael Eager <eager@eagercon.com>
24215 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
24216 TARGET_SINGLE_FLOAT check.
24218 2009-05-04 Michael Eager <eager@eagercon.com>
24220 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24222 2009-05-04 Michael Eager <eager@eagercon.com>
24224 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24225 * config/rs6000/t-xilinx: New
24227 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
24229 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24230 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24231 * gcc/explow.c (memory_address): Use target hook.
24232 * gcc/targhooks.c (default_legitimize_address): New.
24233 * gcc/targhooks.h (default_legitimize_address): New.
24234 * gcc/target.h (legitimize_address): New.
24235 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24236 (TARGET_INITIALIZER): Include it.
24237 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24239 * config/bfin/bfin-protos.h (legitimize_address): Remove.
24240 * config/bfin/bfin.c (legitimize_address): Remove.
24241 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24242 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24244 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24245 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24247 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24248 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24249 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24250 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24251 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24252 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24253 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24254 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24255 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24256 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24257 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24258 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24259 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24260 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24261 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24262 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24263 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24264 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24265 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24266 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24267 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24268 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24269 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24271 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24272 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24273 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24274 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24275 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24276 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24277 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24278 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
24279 (thumb_legitimize_address): Delete.
24280 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24281 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24282 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24283 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24284 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24285 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24287 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24290 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24291 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24292 * config/m32r/m32r.c (m32r_legitimize_address): New.
24293 * config/m68k/m68k.c (m68k_legitimize_address): New.
24294 * config/score/score.c (score_legitimize_address): Standardize.
24295 * config/score/score3.c (score3_legitimize_address): Standardize.
24296 * config/score/score3.h (score3_legitimize_address): Adjust.
24297 * config/score/score7.c (score7_legitimize_address): Standardize.
24298 * config/score/score7.h (score7_legitimize_address): Adjust.
24299 * config/sh/sh.c (sh_legitimize_address): New.
24300 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24302 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24303 (s390_legitimize_address): ... this.
24304 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24305 (sparc_legitimize_address): ... this.
24306 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24307 (ix86_legitimize_address): ... this.
24308 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24309 (avr_legitimize_address): ... this.
24310 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24311 (mn10300_legitimize_address): ... this.
24312 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24313 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24314 (alpha_expand_mov): Adjust call.
24316 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24317 * config/spu/spu.c (spu_legitimize_address): Likewise.
24318 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24319 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24321 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24323 * intl.c (locale_encoding, locale_utf8): New.
24324 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24325 * intl.h (locale_encoding, locale_utf8): Declare.
24326 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24327 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24329 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24331 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24332 (pp_base_tree_identifier): Declare as function.
24333 (identifier_to_locale): Declare.
24334 * Makefile.in (pretty-print.o): Update dependencies.
24335 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24337 2009-05-04 Richard Guenther <rguenther@suse.de>
24339 PR middle-end/40015
24340 * builtins.c (fold_builtin_memory_op): Do not decay to element
24341 type if the size matches the whole array.
24343 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24345 * expmed.c (synth_mult): When trying out a shift, pass the result
24348 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24350 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24351 (shiftsub1_cost): New.
24352 (init_expmed): Compute shiftsub1_cost.
24353 (synth_mult): Optimize multiplications by constants of the form
24354 -(2^^m-1) for some constant positive integer m.
24356 2009-05-03 Richard Guenther <rguenther@suse.de>
24359 * c-typeck.c (array_to_pointer_conversion): Do not built
24360 ADDR_EXPRs of arrays of pointer-to-element type.
24361 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24362 up wrong ADDR_EXPRs after-the-fact.
24363 * c-common.c (strict_aliasing_warning): Strip pointer
24364 conversions for obtaining the original type.
24365 * builtins.c (fold_builtin_memset): Handle array types.
24366 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24369 2009-05-03 Richard Guenther <rguenther@suse.de>
24371 PR middle-end/23329
24372 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24373 Do not lose casts from array types with unknown extent to array
24374 types with known extent.
24375 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24376 alias set compatibility.
24378 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24380 * flags.h (extra_warnings): Delete.
24381 * toplev.c (process_options): Handle Wuninitialized here.
24382 * opts.c (extra_warnings): Delete.
24383 (set_Wextra): Delete.
24384 (common_handle_option): -Wextra can be handled automatically.
24385 * c-opts.c (c_common_handle_option): Delete obsolete code.
24386 (c_common_post_options): Simplify comment.
24387 * common.opt (W): Add Var.
24389 (Wuninitialized): Initialize to -1.
24391 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24392 Richard Guenther <rguenther@suse.de>
24394 * expr.c (get_def_for_expr): New function.
24395 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24396 SSA rather than trees.
24397 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24398 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24400 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24402 * c-common.c (reswords): Add _Imaginary.
24403 * c-common.c (enum rid): Add RID_IMAGINARY.
24405 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24407 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24408 Patch by Richard Guenther.
24410 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24412 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24413 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24414 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24415 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24416 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24417 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24418 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24419 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24420 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24421 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24422 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24423 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24424 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24425 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24426 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24427 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24428 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24429 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24431 2009-05-02 Richard Guenther <rguenther@suse.de>
24433 PR tree-optimization/39940
24434 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24437 2009-05-02 Richard Guenther <rguenther@suse.de>
24439 PR middle-end/40001
24440 * tree-ssa.c (execute_update_addresses_taken): Properly check
24441 if we can mark a variable DECL_GIMPLE_REG_P.
24442 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24443 back to the end of the function.
24444 (is_gimple_reg_type): Remove complex type special casing.
24445 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24448 2009-05-02 Ben Elliston <bje@au.ibm.com>
24450 * doc/collect2.texi (Collect2): Document search path behaviour
24451 when configured with --with-ld.
24453 2009-05-02 Jan Hubicka <jh@suse.cz>
24455 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24456 parameter; update callers.
24457 (coalesce_cost_edge): EH edges are costier because they needs
24458 splitting even if not critical and even more costier when there are
24459 multiple EH predecestors.
24461 2009-05-02 Jan Hubicka <jh@suse.cz>
24463 * except.c (remove_eh_handler_and_replace): Handle updating after
24464 removing TRY blocks.
24466 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24468 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24470 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24472 * varasm.c: Do not include c-pragma.h.
24473 * attribs.c: Do not incude c-common.h.
24475 2009-05-01 Michael Matz <matz@suse.de>
24477 * calls.c (initialize_argument_information): Handle SSA names like
24478 decls with a non MEM_P DECL_RTL.
24480 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24482 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24483 * ipa-utils.c: Likewise.
24484 * ipa-type-escape.c: Likewise.
24485 * cgraphunit.c Do not include c-common.h.
24486 * ipa-pure-const.c: Likewise.
24487 * tree-if-conv.c: Likewise.
24488 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24489 * ipa-struct-reorg.c: Likewise.
24490 * tree-nomudflap.c: Likewise.
24491 * tree-ssa-structalias.c: Likewise.
24493 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24495 * store-motion.c: Many cleanups to make this pass a first-class
24496 citizen instead of an appendix to gcse load motion. Add TODO list
24497 to make this pass faster/cleaner/better.
24499 (struct ls_expr): Post gcse.c-split cleanups.
24500 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24501 "stores" field to "avail_stores".
24502 (pre_ldst_mems): Rename to store_motion_mems.
24503 (pre_ldst_table): Rename to store_motion_mems_table.
24504 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24505 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24506 (ldst_entry): Rename to st_expr_entry, update users.
24507 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24508 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24509 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24511 (first_ls_expr): Rename to first_st_expr, update users.
24512 (next_ls_expr): Rename to next_st_expr, update users.
24513 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24514 fields properly for store motion instead of names inherited from load
24516 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24517 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24520 (ae_kill): Rename to st_kill, update users.
24521 (ae_gen): Rename to st_avloc, update users.
24522 (transp): Rename to st_transp, update users.
24523 (pre_insert_map): Rename to st_insert_map, update users.
24524 (pre_delete_map): Rename to st_delete_map, update users.
24525 (insert_store, build_store_vectors, free_store_memory,
24526 one_store_motion_pass): Update for abovementioned changes.
24528 (gcse_subst_count, gcse_create_count): Remove.
24529 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24530 and "n_stores_created", local variables.
24532 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24535 (regvec, compute_store_table_current_insn): Remove.
24536 (reg_set_info, reg_clear_last_set): Remove.
24537 (compute_store_table): Use DF caches instead of local dataflow
24540 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24542 * c-objc-common.c (c_tree_printer): Print identifiers with
24543 pp_identifier, not pp_string. Mark "({anonymous})" for
24545 * c-pretty-print.c (pp_c_ws_string): New.
24546 (pp_c_cv_qualifier, pp_c_type_specifier,
24547 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24548 pp_c_storage_class_specifier, pp_c_function_specifier,
24549 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24550 pp_c_primary_expression, pp_c_postfix_expression,
24551 pp_c_unary_expression, pp_c_shift_expression,
24552 pp_c_relational_expression, pp_c_equality_expression,
24553 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24554 use pp_string and pp_c_ws_string in place of pp_identifier and
24555 pp_c_identifier for non-identifiers. Mark English strings for
24557 * c-pretty-print.h (pp_c_ws_string): Declare.
24559 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24560 Roland McGrath <roland@redhat.com>
24562 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24563 (ENABLE_LD_BUILDID): New configuration option.
24564 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24565 (LINK_BUILDID_SPEC): New macro.
24566 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24568 * doc/install.texi: Document --enable-linker-build-id option.
24569 * configure: Rebuild.
24570 * config.in: Rebuild.
24572 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24574 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24575 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24576 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24577 MIPS_GP_SAVE_AREA_SIZE.
24578 * config/mips/mips.c (struct mips_frame_info): Update comment
24579 before arg_pointer_offset and hard_frame_pointer_offset.
24580 (mips_compute_frame_info): Update diagram before function: to
24581 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24582 indicate the position of frame_pointer_rtx with -fstack-protector and
24583 to show args_size. Don't allocate cprestore area for leaf functions
24584 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24586 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24588 2009-04-30 Michael Matz <matz@suse.de>
24590 PR tree-optimization/39955
24591 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24593 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24595 * ira.c (setup_cover_and_important_classes): Use safe macro
24596 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24598 * genpreds.c (write_tm_preds_h): Output suitable definition of
24599 REG_CLASS_FOR_CONSTRAINT.
24601 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24603 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24605 * bitmap.c (bitmap_descriptor): Likewise.
24606 * ggc-common.c (loc_descriptor): Likewise.
24607 * varray.c (varray_descriptor): Likewise.
24608 * vec.c (vec_descriptor): Likewise.
24610 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24612 * Makefile.in (dce.o): Add $(EXCEPT_H).
24613 * dce.c: Include except.h and delete redundant vector definitions.
24614 (deletable_insn_p): Return false for non-call insns that can throw
24617 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24619 * gcse.c (ae_gen): Remove.
24620 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24621 and make non-static function to make it available in store-motion.c.
24622 Update call sites with search-and-replace.
24623 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24624 extract_mentioned_regs, extract_mentioned_regs_helper,
24625 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24626 store_killed_in_insn, store_killed_after, store_killed_before,
24627 build_store_vectors, insert_insn_start_basic_block, insert-store,
24628 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24629 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24630 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24631 * store-motion.c: ...new file. Also copy data structures from gcse.c
24632 and clean up to remove parts not used by store motion.
24633 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24634 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24636 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24639 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24640 when optimizing for size.
24642 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24644 * gcse.c (gcse_constant_p): Fix typo in last change.
24646 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24648 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24650 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24652 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24654 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24656 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24657 CONST_HIGH_PART result.
24659 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24661 * config/avr/avr.c (initial_elimination_offset): Rename to
24662 avr_initial_elimination_offset.
24663 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24664 change return type to bool.
24665 (avr_can_eliminate): New function.
24666 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24667 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24668 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24669 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24670 avr_initial_elimination_offset.
24671 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24672 (avr_initial_elimination_offset): Define.
24674 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24675 Steven Bosscher <steven@gcc.gnu.org>
24677 PR rtl-optimization/39938
24678 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24679 * cfgrtl.c: Include insn-attr.h.
24680 (rest_of_pass_free_cfg): New function.
24681 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24682 * resource.c (init_resource_info): Remove call to df_analyze.
24684 2009-04-29 Richard Guenther <rguenther@suse.de>
24687 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24688 allow conversion to signed integers.
24690 2009-04-29 Richard Guenther <rguenther@suse.de>
24692 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24693 shifts of floating point vectors if the shift amount is
24694 a constant multiple of the element size.
24696 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24697 Michael Matz <matz@suse.de>
24699 PR middle-end/39927
24701 * tree-outof-ssa.c (emit_partition_copy): New function.
24702 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24703 insert_part_to_rtx_on_edge): Perform the partition base var
24704 copy using emit_partition_copy.
24705 (insert_value_copy_on_edge): Convert constants to the right mode.
24706 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24707 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24709 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24711 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24712 scan backwards to try to find a constant to initialize it.
24714 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24715 insn before the loop_end instruction, don't look past labels.
24717 2009-04-29 Richard Guenther <rguenther@suse.de>
24719 PR middle-end/39937
24720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24721 loose type conversions.
24722 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24723 stmts only if there are no uses of its definition.
24725 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24727 * config/bfin/bfin.h (splitting_loops): Declare.
24728 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24729 Reorder bit definitions to be ascending.
24730 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24731 * config/bfin/bfin.c (splitting_loops): New variable.
24732 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24733 (struct loop_info): Remove members INIT and LOOP_INIT.
24734 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24735 the LSETUP sequence. Allow LC to be loaded from any register, but
24736 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24737 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24739 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24740 of reload_completed.
24743 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24745 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24747 * Makefile.in (PLUGIN_VERSION_H): New.
24748 (OBJS-common): Remove plugin-version.o.
24749 (plugin.o): Depend on (PLUGIN_VERSION_H).
24750 (plugin-version.o): Remove.
24751 * configure: Regenerate
24752 * configure.ac: Create plugin-version.h.
24753 * gcc-plugin.h (plugin_gcc_version): Remove.
24754 (plugin_default_version_check): Change signature.
24755 * plugin-version.c: Remove.
24756 * plugin.c: Include plugin-version.h.
24757 (str_plugin_gcc_version_name): Remove.
24758 (try_init_one_plugin): Pass gcc version to plugin_init.
24759 (plugin_default_version_check): Both gcc and plugin versions are now
24762 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24764 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24765 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24766 Remove special case testing for last insn of inner loops. Don't fail
24767 if the loop ends with a jump, emit an extra nop instead.
24769 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24770 DREGS rather than comparing directly. Remove code that tries to
24771 account for latencies.
24773 2009-04-29 Richard Guenther <rguenther@suse.de>
24775 PR tree-optimization/39941
24776 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24777 eliminating an indirect call.
24779 2009-04-29 Richard Guenther <rguenther@suse.de>
24781 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24782 parameter. Allow invariants as base if !require_lvalue.
24783 (verify_gimple_assign_single): Adjust.
24785 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24787 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24788 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24789 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24790 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24791 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24793 * config/bfin/bfin.c (bfin_expand_builtin,
24794 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24796 2009-04-28 Richard Guenther <rguenther@suse.de>
24798 * tree-vect-loop.c (get_initial_def_for_induction): Use
24799 correct types for pointer increment.
24801 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24803 * toplev.c (print_version): Update GMP version string calculation.
24805 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24807 PR rtl-optimization/39938
24808 * resource.c (init_resource_info): Add call to df_analyze.
24810 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24812 * config/alpha/alpha.md (usegp): Cast the result of
24813 alpha_find_lo_sum_using_gp to enum attr_usegp.
24814 * config/alpha/alpha.c (override_options): Remove end-of-structure
24815 marker element from cpu_table. Use array size of cpu_table to handle
24816 -mcpu and -mtune options.
24817 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24819 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24821 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24822 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24823 tune_32 and tune_64.
24824 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24825 support on PowerPC.
24826 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24827 * config/rs6000/option-defaults.h: ... here. New file.
24828 (OPT_64, OPT_32): Define.
24829 (MASK_64BIT): Define to 0 if not already defined.
24830 (OPT_ARCH64, OPT_ARCH32): Define.
24831 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24834 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24836 * config/arm/arm.c (arm_override_options): Emit error on using
24839 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24841 PR rtl-optimization/39914
24842 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24843 registers for allocnos created from user-defined variables only
24844 when not optimizing.
24846 2009-04-28 Richard Guenther <rguenther@suse.de>
24848 PR middle-end/39937
24849 * fold-const.c (fold_binary): Use distribute_real_division only
24852 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24854 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24855 add hpux-stdint.h to tm_file.
24856 (hppa[12]*-*-hpux11*): Ditto.
24857 (ia64*-*-hpux*): Ditto.
24858 * config/hpux-stdint.h: New.
24859 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24860 __STDC_EXT__ for all compiles.
24861 * config/pa/pa-hpux.h: Ditto.
24862 * config/pa/pa-hpux10.h: Ditto.
24863 * config/pa/pa-hpux11.h: Ditto.
24865 2009-04-28 Catherine Moore <clm@codesourcery.com>
24867 * debug.h (set_name): Add comment.
24869 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24872 * config/darwin.c (machopic_gen_offset): Check
24873 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24874 * config/arm/arm.c (require_pic_register): Likewise.
24876 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24878 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24879 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24880 m32c_promote_prototypes): Delete.
24882 2009-04-28 Michael Matz <matz@suse.de>
24884 PR middle-end/39922
24885 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24888 2009-04-28 Richard Guenther <rguenther@suse.de>
24890 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24892 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24894 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24895 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24896 * config/arm/arm-tune.md: Regenerate.
24898 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24900 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24901 block if there are complex incoming edges.
24902 (sel_merge_blocks): Remove useless assert.
24903 (sel_redirect_edge_and_branch): Check that edge was redirected.
24904 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24905 (sel_find_rgns): Delete declaration.
24906 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24907 the region when it is not a preheader.
24909 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24912 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24914 2009-04-28 Richard Guenther <rguenther@suse.de>
24916 * tree.h (SSA_NAME_VALUE): Remove.
24917 (struct tree_ssa_name): Remove value_handle member.
24918 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24919 array for jump threading.
24920 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24922 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24923 * tree-flow.h (threadedge_initialize_values): Declare.
24924 (threadedge_finalize_values): Likewise.
24925 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24926 (SSA_NAME_VALUE): Define.
24927 (threadedge_initialize_values): New function.
24928 (threadedge_finalize_values): Likewise.
24929 * tree-ssa-dom.c (ssa_name_values): New global variable.
24930 (SSA_NAME_VALUE): Define.
24931 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24933 2009-04-28 Ira Rosen <irar@il.ibm.com>
24935 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24936 Use REPORT_VECTORIZED_LOCATIONS instead
24937 REPORT_VECTORIZED_LOOPS.
24938 * tree-vectorizer.c (vect_verbosity_level): Make static.
24939 (vect_loop_location): Rename to vect_location.
24940 (vect_set_verbosity_level): Update comment.
24941 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24943 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24944 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24945 instead REPORT_UNVECTORIZED_LOOPS.
24946 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24947 and vect_loop_def to vect_external_def and vect_internal_def.
24948 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24949 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24950 REPORT_UNVECTORIZED_LOCATIONS.
24951 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24952 and vect_used_in_loop and to vect_unused_in_scope and
24953 vect_used_in_scope.
24954 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24955 (vect_verbosity_level): Remove declaration.
24956 (vect_analyze_operations): Likewise.
24957 (vect_analyze_stmt): Declare.
24958 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24959 REPORT_UNVECTORIZED_LOCATIONS.
24960 (vect_get_loop_niters): Fix indentation.
24961 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24962 (vect_analyze_loop_operations): New function.
24963 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24964 vect_analyze_operations.
24965 (vect_is_simple_reduction): Use new names.
24966 (vectorizable_live_operation, vect_transform_loop): Likewise.
24967 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24968 to specify whether the data references can be a part of interleaving
24970 (vect_analyze_data_ref_dependence): Use new names.
24971 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24972 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24973 * tree-vect-patterns.c (widened_name_p): Use new names.
24974 (vect_recog_dot_prod_pattern): Likewise.
24975 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24976 (process_use, vect_mark_stmts_to_be_vectorized,
24977 vect_model_simple_cost, vect_model_store_cost,
24978 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24979 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24980 vectorizable_operation, vectorizable_type_demotion,
24981 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24982 vectorizable_condition): Likewise.
24983 (vect_analyze_operations): Split into vect_analyze_loop_operations
24985 (vect_analyze_stmt): ... new function.
24986 (new_stmt_vec_info): Use new names.
24987 (vect_is_simple_use): Use new names and fix comment.
24988 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24989 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24991 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24994 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24995 and integer modes for x87 operands. Do not ICE for unsupported size,
24996 generate error instead. Generate error for unsupported operand types.
24997 ['z']: Do not handle HImode memory operands specially. Warning
24998 for floating-point operands. Fallthru to 'Z' for unsupported operand
24999 types. Do not ICE for unsupported size, generate error instead.
25000 (output_387_binary_op): Use %Z to output operands.
25001 (output_fp_compare): Ditto.
25002 (output_387_reg_move): Ditto.
25004 2009-04-28 Ben Elliston <bje@au.ibm.com>
25009 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25011 * builtins.c (c_strlen): Do not warn here.
25012 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25013 * c-common.c (pointer_int_sum): Take an explicit location.
25014 Warn about offsets out of bounds.
25015 * c-common.h (pointer_int_sum): Adjust declaration.
25017 2009-04-27 Ian Lance Taylor <iant@google.com>
25019 * collect2.c (is_ctor_dtor): Change type of ret field in struct
25021 * dce.c (run_fast_df_dce): Change type of old_flags to int.
25022 * df-core.c (df_set_flags): Change return type to int. Change
25023 type of old_flags to int.
25024 (df_clear_flags): Likewise.
25025 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25026 (df_get_conditional_uses): Likewise.
25027 * df.h (df_set_flags, df_clear_flags): Update declarations.
25028 * dwarf2out.c (struct indirect_string_node): Change type of form
25029 field to enum dwarf_form.
25030 (AT_string_form): Change return type to enum dwarf_form.
25031 * fixed-value.c (fixed_compare): Add cast to enum type.
25032 * fwprop.c (update_df): Change 0 to VOIDmode.
25033 * gensupport.c: Change 0 to UNKNOWN.
25034 * gimple.h (gimple_cond_code): Add cast to enum type.
25035 * haifa-sched.c (reemit_notes): Add cast to enum type.
25036 * hooks.c (hook_int_void_no_regs): Remove function.
25037 * hooks.h (hook_int_void_no_regs): Remove declaration.
25038 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25039 * predict.c (combine_predictions_for_insn): Add casts to enum type.
25040 * real.c (real_arithmetic): Add cast to enum type.
25041 (real_compare): Likewise.
25042 * target.h (struct gcc_target): Change return type of
25043 branch_target_register_class to enum reg_class.
25044 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25045 default_branch_target_register_class.
25046 * targhooks.c (default_branch_target_register_class): New function.
25047 * targhooks.h (default_branch_target_register_class): Declare.
25048 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
25049 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25051 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25053 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25054 vect_uninitialized_def. Change 0 to ERROR_MARK.
25055 * tree-vect-stmts.c (supportable_widening_operation): Don't
25056 initialize icode1 and icode2.
25057 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25058 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25060 (cmn_err_flag_specs): Change 0 to STD_C89.
25061 (cmn_err_char_table): Likewise.
25062 * config/arm/arm.c (get_arm_condition_code): Change type of code
25063 to enum arm_cond_code.
25064 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25065 (IWMMXT_BUILTIN2): Likewise.
25066 (neon_builtin_type_bits): Don't define typedef.
25067 (neon_builtin_datum): Change type of bits field to int.
25068 (arm_expand_neon_args): Add cast to enum type.
25069 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25071 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
25072 casts to enum type.
25073 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25075 * config/mips/mips.md (jal_macro): Return enum constant.
25076 (single_insn): Likewise.
25077 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25080 casts to enum type.
25081 * config/s390/s390.c (s390_tune_flags): Change type to int.
25082 (s390_arch_flags): Likewise.
25083 (s390_handle_arch_option): Change flags field of struct pta to int.
25084 * config/s390/s390.h (s390_tune_flags): Update declaration.
25085 (s390_arch_flags): Likewise.
25086 * config/sh/sh.c (prepare_move_operands): Compare
25087 tls_symbolic_operand result with enum constant.
25088 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25089 (sh_expand_prologue): Add cast to enum type.
25090 (sh_expand_epilogue): Likewise.
25091 (tls_symbolic_operand): Change return type to enum tls_model.
25092 (fpscr_set_from_mem): Add cast to enum type.
25093 (legitimize_pic_address): Compare tls_symbolic_operand result with
25095 (sh_target_reg_class): Change return type to enum reg_class.
25096 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25098 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25099 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25100 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25101 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25102 (delayed_branch, tls_call_delay): Likewise.
25103 (eligible_for_sibcall_delay): Likewise.
25104 (eligible_for_return_delay): Likewise.
25105 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25106 (spu_expand_builtin_1): Likewise.
25108 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25109 for all types of conversions.
25110 (output_init_element): Issue -Wc++-compat warning if needed when
25111 initializing a bitfield with enum type.
25112 * c-parser.c (c_parser_expression): Set original_type to
25113 original_type of right hand operand of comma operator.
25115 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25117 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
25119 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25120 * doc/cpp.texi (Standard Predefined Macros)
25121 (Implementation-defined behavior): Likewise.
25122 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25123 * doc/gimple.texi (GIMPLE Exception Handling)
25124 (@code{GIMPLE_ASSIGN}): Likewise.
25125 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25126 * doc/invoke.texi (Warning Options, Optimize Options)
25127 (AVR Options, Darwin Options): Likewise.
25128 (Optimize Options): Reformulate -fwhole-program description.
25129 * doc/loop.texi (Lambda): Likewise.
25130 * doc/md.texi (Output Template, Define Constraints)
25131 (Standard Names, Insn Splitting): Likewise.
25132 * doc/options.texi (Option properties): Likewise.
25133 * doc/passes.texi (Tree-SSA passes): Likewise.
25134 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25135 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25136 (File Names and DBX): Likewise.
25137 * doc/trouble.texi (Incompatibilities): Likewise.
25139 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25141 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25142 instruction is correct.
25144 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25146 Allow non-constant arguments to conversion intrinsics.
25147 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25148 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25149 * spu.c (print_operand): Handle 'v' and 'w'.
25150 (exp2_immediate_p, spu_gen_exp2): Define.
25151 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25152 spu_convtf_1): Update parameter descriptions.
25153 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25154 * constraints.md ('v', 'w'): New.
25155 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25157 (i2f, I2F): New define_mode_attr.
25158 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25159 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25160 fixuns_truncv4sfv4si2): Update to use mode attribute.
25161 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
25162 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25163 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25164 patterns for combine.
25166 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
25168 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25169 (cprop, hoist, pre, store_motion): New debug counters.
25170 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
25171 is not an RTL pass anymore.
25172 (pass_profiling): Remove extern decl for pass removed in 2005.
25173 (pass_gcse, pass_jump_bypass): Remove.
25174 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25175 to 0 for clean state.
25176 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25177 * cse.c (gate_handle_cse_after_global_opts,
25178 rest_of_handle_cse_after_global_opts): New functions.
25179 (pass_cse_after_global_opts): New pass, does local CSE.
25180 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25181 (TV_CPROP): New timevar.
25182 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25183 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25184 (gcse_main, recompute_all_luids): Remove.
25185 (compute_hash_table_work): Call max_reg_num instead of reading
25187 (cprop_jump): Don't set run_jump_opt_after_gcse.
25188 (constprop_register): Always allow to alter jumps.
25189 (cprop_insn): Likewise.
25190 (do_local_cprop): Likewise.
25191 (local_cprop_pass): Likewise. Return non-zero if something changed.
25192 (cprop): Remove function, fold interesting bits into one_cprop_pass.
25193 (find_implicit_sets): Add note about missed optimization opportunity.
25194 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25195 pass_rtl_cprop execute function.
25196 Don't bother tracking the pass number, each pass gets its own dumpfile
25198 Always allow to alter jumpsand bypass jumps.
25199 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25200 will just find no suitable set.
25201 (pre_edge_insert): Fix dumping, this function is for PRE only.
25202 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25203 pass_rtl_pre execute function.
25204 (hoist_code): Return non-zero if something changed. Keep track of
25205 substitutions and insertions for statistics gathering similar to PRE.
25206 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25207 called from the pass_rtl_hoist execute function. Show pass statistics.
25208 (compute_store_table): Use max_reg_num directly instead of using the
25209 formerly global max_gcse_regno.
25210 (build_store_vectors): Likewise.
25211 (replace_store_insn): Fix dumping.
25212 (store_motion): Rename to ...
25213 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
25214 pass, called from the pass_rtl_store_motion execute function. Keep
25215 track of substitutions and insertions for statistics gathering similar
25217 (bypass_jumps): Remove, fold interesting bits into ...
25218 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
25219 from the pass_rtl_cprop execute function.
25220 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25221 pass_jump_bypass): Remove.
25222 (gate_handle_gcse, rest_of_handle_gcse): Remove.
25223 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25224 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25225 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25226 (gate_rtl_store_motion, execute_rtl_store_motion,
25227 pass_rtl_store_motion): New.
25228 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25229 make it clear that -fcse-skip-blocks is a no-op for backward compat.
25230 * passes.c (init_optimization_passes): Remove pass_gcse and
25231 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
25232 and cse_after_global_opts in place of pass_gcse. Schedule cprop
25233 instead of pass_jump_bypass.
25235 2009-04-27 Richard Guenther <rguenther@suse.de>
25237 PR middle-end/39928
25238 * gimplify.c (gimplify_expr): If we are required to create
25239 a temporary make sure it ends up as register.
25241 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
25244 * config/i386/i386.c (construct_container): Don't call
25245 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25246 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25248 2009-04-27 Michael Matz <matz@suse.de>
25250 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25251 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25252 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25253 (dump_replaceable_exprs): Take a bitmap.
25254 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25256 (expand_gimple_basic_block): Likewise.
25257 * tree-ssa-ter.c (struct temp_expr_table_d): Make
25258 replaceable_expressions member a bitmap.
25259 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25260 (mark_replaceable): Likewise.
25261 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25262 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25264 2009-04-27 Richard Guenther <rguenther@suse.de>
25266 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25267 (verify_stmts): Dispatch to gimple/type verification code.
25268 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
25269 issue with call argument types.
25271 2009-04-27 Michael Matz <matz@suse.de>
25273 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25274 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
25277 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
25278 Eric Botcazou <ebotcazou@adacore.com>
25280 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25281 a label's basic block.
25282 (mark_target_live_regs): Tidy and rework obsolete comments.
25283 Change back DF problem to LIVE. If a label starts a basic block,
25284 assume that all registers that used to be live then still are.
25285 (init_resource_info): If a label starts a basic block, set its
25286 BLOCK_FOR_INSN accordingly.
25287 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25289 2009-04-27 Richard Guenther <rguenther@suse.de>
25291 * tree-flow-inline.h (function_ann): Remove.
25292 (get_function_ann): Likewise.
25293 * tree-dfa.c (create_function_ann): Remove.
25294 * tree-flow.h (struct static_var_ann_d): Remove.
25295 (struct function_ann_d): Likewise.
25296 (union tree_ann_d): Remove fdecl member.
25297 (function_ann_t): Remove.
25298 (function_ann, get_function_ann, create_function_ann): Remove
25301 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25303 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25305 2009-04-27 Jan Hubicka <jh@suse.cz>
25307 * ipa-pure-const.c (struct funct_state_d): New fields
25308 state_previously_known, looping_previously_known; remove
25309 state_set_in_source.
25310 (analyze_function): Use new fields.
25311 (propagate): Avoid assumption that state_set_in_source imply
25314 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25315 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25316 * cfgloop.h (finite_loop_p): Declare.
25318 2009-04-26 Michael Matz <matz@suse.de>
25320 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25322 2009-04-26 Michael Matz <matz@suse.de>
25324 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25325 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25326 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25327 pass_mark_used_blocks): Remove.
25328 * tree-optimize.c (pass_free_datastructures,
25329 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25330 * passes.c (init_optimization_passes): Don't call
25331 pass_mark_used_blocks, remove dead code.
25333 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25335 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25336 * tree-ssa-live.h (register_ssa_partition): Likewise.
25338 2009-04-26 Michael Matz <matz@suse.de>
25341 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25342 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25343 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25345 (compare_pairs): Swap cost comparison.
25346 (coalesce_ssa_name): Don't use change_partition_var.
25347 * tree-nrv.c (struct nrv_data): Add modified member.
25348 (finalize_nrv_r): Set it.
25349 (tree_nrv): Use it to update statements.
25350 (pass_nrv): Require PROP_ssa.
25351 * tree-mudflap.c (mf_decl_cache_locals,
25352 mf_build_check_statement_for): Use make_rename_temp.
25353 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25354 * alias.c (find_base_decl): Handle SSA names.
25355 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25356 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25357 * rtl.h (set_reg_attrs_for_parm): Declare.
25358 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25359 to "optimized", remove unused locals at finish.
25360 (execute_free_datastructures): Make global, call
25361 delete_tree_cfg_annotations.
25362 (execute_free_cfg_annotations): Don't call
25363 delete_tree_cfg_annotations.
25365 * ssaexpand.h: New file.
25366 * expr.c (toplevel): Include ssaexpand.h.
25367 (expand_assignment): Handle SSA names the same as register variables.
25368 (expand_expr_real_1): Expand SSA names.
25369 * cfgexpand.c (toplevel): Include ssaexpand.h.
25370 (SA): New global variable.
25371 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25372 (SSAVAR): New macro.
25373 (set_rtl): New helper function.
25374 (add_stack_var): Deal with SSA names, use set_rtl.
25375 (expand_one_stack_var_at): Likewise.
25376 (expand_one_stack_var): Deal with SSA names.
25377 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25378 before unique numbers.
25379 (expand_stack_vars): Use set_rtl.
25380 (expand_one_var): Accept SSA names, add asserts for them, feed them
25381 to above subroutines.
25382 (expand_used_vars): Expand all partitions (without default defs),
25383 then only the local decls (ignoring those expanded already).
25384 (expand_gimple_cond): Remove edges when jumpif() expands an
25385 unconditional jump.
25386 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25387 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25389 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25390 members of SA; deal with PARM_DECL partitions here; expand
25391 all PHI nodes, free tree datastructures and SA. Commit instructions
25392 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25393 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25394 info and statements at start, collect garbage at finish.
25395 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25396 (VAR_ANN_PARTITION) Remove.
25397 (change_partition_var): Don't declare.
25398 (partition_to_var): Always return SSA names.
25399 (var_to_partition): Only accept SSA names.
25400 (register_ssa_partition): Only check argument.
25401 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25403 (delete_var_map): Don't free it.
25404 (var_union): Only accept SSA names, simplify.
25405 (partition_view_init): Mark only useful SSA names as used.
25406 (partition_view_fini): Only deal with SSA names.
25407 (change_partition_var): Remove.
25408 (dump_var_map): Use ssa_name instead of partition_to_var member.
25409 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25411 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25412 (struct _elim_graph): New member const_dests; nodes member vector of
25414 (set_location_for_edge): New static helper.
25415 (create_temp): Remove.
25416 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25417 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25418 (new_elim_graph): Allocate const_dests member.
25419 (clean_elim_graph): Truncate const_dests member.
25420 (delete_elim_graph): Free const_dests member.
25421 (elim_graph_size): Adapt to new type of nodes member.
25422 (elim_graph_add_node): Likewise.
25423 (eliminate_name): Likewise.
25424 (eliminate_build): Don't take basic block argument, deal only with
25425 partition numbers, not variables.
25426 (get_temp_reg): New static helper.
25427 (elim_create): Use it, deal with RTL temporaries instead of trees.
25428 (eliminate_phi): Adjust all calls to new signature.
25429 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25430 (rewrite_trees): Only do checking.
25431 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25432 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25433 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25434 contains_tree_r, MAX_STMTS_IN_LATCH,
25435 process_single_block_loop_latch, analyze_edges_for_bb,
25436 perform_edge_inserts): Remove.
25437 (expand_phi_nodes): New global function.
25438 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25439 functions, initialize new parameter, remember partitions having a
25441 (finish_out_of_ssa): New global function.
25442 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25443 don't reset in_ssa_p here, don't disable TER when mudflap.
25444 (pass_del_ssa): Remove.
25445 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25447 (execute_free_datastructures): Declare.
25448 * Makefile.in (SSAEXPAND_H): New variable.
25449 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25450 * basic-block.h (commit_one_edge_insertion): Declare.
25451 * passes.c (init_optimization_passes): Move pass_nrv and
25452 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25453 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25454 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25455 (redirect_branch_edge): Deal with super block when expanding, split
25456 out jump patching itself into ...
25457 (patch_jump_insn): ... here, new static helper.
25459 2009-04-26 Michael Matz <matz@suse.de>
25461 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25462 beyond num_ssa_names.
25463 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25464 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25466 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25468 PR inline-asm/39543
25469 * fwprop.c (forward_propagate_asm): New function.
25470 (forward_propagate_and_simplify): Propagate also into __asm, if it
25471 doesn't increase the number of referenced registers.
25474 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25476 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25478 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25479 note_nonlocal_vla_type for nonlocal VLAs.
25480 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25481 contains_remapped_vars, remap_vla_decls): New functions.
25482 (convert_nonlocal_reference_stmt): If not optimizing, call
25483 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25484 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25485 if it wasn't found in var_map.
25486 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25487 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25488 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25490 * gimplify.c (nonlocal_vlas): New variable.
25491 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25493 (gimplify_body): Create and destroy nonlocal_vlas.
25495 * dwarf2out.c (loc_descr_plus_const): New function.
25496 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25497 mem_loc_descriptor, loc_descriptor_from_tree_1,
25498 descr_info_loc, gen_variable_die): Use it.
25500 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25501 !TREE_STATIC VAR_DECLs.
25502 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25503 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25504 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25505 DECL_BY_REFERENCE is valid.
25506 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25507 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25508 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25509 Copy DECL_BY_REFERENCE.
25510 (struct nesting_copy_body_data): New type.
25511 (nesting_copy_decl): New function.
25512 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25513 if they have variable length.
25515 2009-04-26 Michael Matz <matz@suse.de>
25517 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25518 mark new temporaries for renaming.
25520 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25523 * c-decl.c (global_bindings_p): Return negative value.
25524 (c_variable_size): New. Based on variable_size from
25526 (grokdeclarator): Call c_variable_size not variable_size.
25528 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25530 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25532 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25534 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25535 Redefine it to just use mingw/include.
25536 (ASM_SPEC): Rules for -m32 and -m64.
25537 (LINK_SPEC): Use Likewise.
25538 (SPEC_32): New define.
25539 (SPEC_64): Likewise.
25540 (SUB_LINK_SPEC): Likewise.
25541 (MULTILIB_DEFAULTS): New define.
25542 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25543 Add multilib options.
25544 (MULTILIB_DIRNAMES): Likewise.
25545 (MULTILIB_OSDIRNAMES): Likewise.
25546 (LIBGCC): Likewise.
25547 (INSTALL_LIBGCC): Likewise.
25549 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25552 * c-tree.h (enum c_inline_static_type): New.
25553 (record_inline_static): Declare.
25554 * c-decl.c (struct c_inline_static, c_inline_statics,
25555 record_inline_static, check_inline_statics): New.
25556 (pop_file_scope): Call check_inline_statics.
25557 (start_decl): Call record_inline_static instead of pedwarning
25558 directly for static in inline function.
25559 * c-typeck.c (build_external_ref): Call record_inline_static
25560 instead of pedwarning directly for static referenced in inline
25563 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25565 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25566 not new but only being rescanned.
25567 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25568 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25569 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25570 record_set_info, compute_set, grealloc): Remove.
25571 (recompute_all_luids): New function.
25572 (gcse_main): Don't compute sets, and don't do related memory
25573 allocations/free-ing. If something changed before the end of the
25574 pass, update LUIDs using recompute_all_luids.
25575 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25576 (free_gcse_mem): Don't free it either.
25577 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25578 Use the df insn LUIDs.
25579 (load_killed_in_block): Likewise.
25580 (compute_hash_table_work): Don't compute reg_set_in_block.
25581 (compute_transp): Use DF_REG_DEF_CHAINs.
25582 (local_cprop_pass): Don't use compute_sets and related functions.
25583 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25584 Use get_max_uid() instead of max_cuid.
25585 (insert_insn_end_basic_block, pre_insert_copy_insn,
25586 update_ld_motion_stores): Don't try to
25587 keep reg_set tables up to date.
25588 (pre_insert_copies): Use df insn LUIDs.
25589 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25590 (reg_set_info): Don't use extra bitmap argument.
25591 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25592 information to compute regs_set_in_block.
25593 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25594 (bypass_jumps): Don't use compute_sets and friends.
25596 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25599 * opts.c (undocumented_msg): Do not leave blank even with
25602 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25604 * c-decl.c (build_enumerator): Allow values folding to integer
25605 constants but not integer constant expressions with a pedwarn if
25608 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25611 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25612 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25613 type is an integer constant.
25615 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25618 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25621 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25624 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25625 with variably modified return type and no storage class
25626 specifiers, except for the case of nested functions. Distinguish
25627 extern declarations of functions with variably modified return
25628 types from those of objects with variably modified types.
25630 2009-04-25 Jan Hubicka <jh@suse.cz>
25632 * tree.c (list_equal_p): New function.
25633 * tree.h (list_equal_p): Declare.
25634 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25635 basic_block_def, basic_block, const_basic_block): New.
25636 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25637 (redirect_eh_edge): New function.
25638 (make_eh_edge_update_phi): EH edges are not abnormal.
25639 * except.c: Include tree-flow.h.
25640 (list_match): New function.
25641 (eh_region_replaceable_by_p): New function.
25642 (replace_region): New function.
25643 (hash_type_list): New function.
25644 (hash_eh_region): New function.
25645 (eh_regions_equal_p): New function.
25646 (merge_peers): New function.
25647 (remove_unreachable_regions): Verify EH tree when checking;
25649 (copy_eh_region_1): New function.
25650 (copy_eh_region): New function.
25651 (push_reachable_handler): New function.
25652 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25653 regions without label but with live RESX.
25654 * except.h (redirect_eh_edge_to_label): New.
25655 * tree-flow.h (redirect_eh_edge): New.
25656 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25657 basic_block_def, basic_block, const_basic_block): Remove.
25658 * Makefile.in (except.o): Add dependency on tree-flow.h
25659 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25660 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25663 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25666 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25667 on the destination of memcpy.
25669 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25671 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25672 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25673 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25675 2009-04-25 Jan Hubicka <jh@suse.cz>
25677 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25678 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25679 to be reached by different label than left.
25680 (update_eh_edges): Update comment; remove edge_to_remove if possible
25681 and return true if suceeded.
25682 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25683 (cleanup_eh): Compute sharing map.
25684 * except.c (remove_eh_handler_and_replace): Add argument if we should
25686 (remove_unreachable_regions): Update for label sharing.
25687 (label_to_region_map): Likewise.
25688 (get_next_region_sharing_label): New function.
25689 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25691 (remove_eh_handler): Update.
25692 (remove_eh_region_and_replace_by_outer_of): New function.
25693 * except.h (struct eh_region): Add next_region_sharing_label.
25694 (remove_eh_region_and_replace_by_outer_of,
25695 get_next_region_sharing_label): Declare.
25696 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25698 2009-04-25 Jan Hubicka <jh@suse.cz>
25700 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25701 insert code even if they are not critical.
25703 2009-04-25 Jan Hubicka <jh@suse.cz>
25705 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25706 (gimple_can_remove_branch_p): EH edges won't remove branch by
25708 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25709 updating of non-abnormal EH edges.
25710 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25711 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25712 (split_critical_edges): Split also edges where emitting code on them
25713 will lead to splitting later.
25715 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25716 H.J. Lu <hongjiu.lu@intel.com>
25719 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25720 the configured assembler supports fildq and fistpq mnemonics.
25721 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25722 * configure: Regenerated.
25723 * config.in: Ditto.
25725 * config/i386/i386.c (print_operand): Handle 'Z'.
25726 ['z']: Remove handling of special fild/fist suffixes.
25727 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25728 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25729 suffix of fild insn.
25730 (*floatsi<mode>2_vector_mixed): Ditto.
25731 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25732 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25733 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25734 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25735 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25737 2009-04-25 Ben Elliston <bje@au.ibm.com>
25739 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25740 the source of a set operation.
25742 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25744 * target.h (struct gcc_target): Add case_values_threshold field.
25745 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25746 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25747 * targhooks.c (default_case_values_threshold): New function.
25748 * targhooks.h (default_case_values_threshold): Declare function.
25749 * stmt.c (expand_case): Use case_values_threshold target hook.
25750 * expr.h (case_values_threshold): Remove declartation.
25751 * expr.c (case_values_threshold): Remove function.
25752 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25754 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25755 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25756 (avr_case_values_threshold): Declare as static.
25757 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25759 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25760 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25761 (mn10300_case_values_threshold): New function.
25763 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25765 * ira.c (setup_cover_and_important_classes): Add enum cast.
25767 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25769 * genpreds.c (write_enum_constraint_num): Output definition of
25770 CONSTRAINT_NUM_DEFINED_P macro.
25771 * ira.c (setup_cover_and_important_classes): Use
25772 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25774 2009-04-24 DJ Delorie <dj@redhat.com>
25776 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25777 __SH2A_SINGLE_ONLY__ also.
25779 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25781 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25782 (movdf_internal): Ditto.
25783 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25784 SFmode and DFmode constants.
25785 (ia64_print_operand): Add 'G' format for printing
25786 floating point constants.
25788 2009-04-24 Richard Guenther <rguenther@suse.de>
25790 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25791 from unsigned additions.
25793 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25795 * c-typeck.c (set_init_index): Allow array designators that are
25796 not integer constant expressions with a pedwarn if pedantic.
25798 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25800 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25801 zero if no overlap in nonzero bits between the operands.
25803 2009-04-24 Ian Lance Taylor <iant@google.com>
25805 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25806 (record_dead_and_set_regs): Likewise.
25807 * df.h (struct df_mw_hardreg): Change flags field to int.
25808 (struct df_base_ref): Likewise.
25809 (struct df): Change changeable_flags field to int.
25810 * df-scan.c (df_defs_record): Change clobber_flags to int.
25811 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25812 constants rather than #define macros.
25813 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25814 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25815 (enum dwarf_calling_convention): Likewise.
25816 (enum dwarf_line_number_x_ops): Likewise.
25817 (enum dwarf_call_frame_info): Likewise.
25818 (enum dwarf_source_language): Likewise.
25819 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25820 (add_calling_convention_attribute): Likewise.
25821 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25822 (combine_comparisons): Change compcode to int. Add cast to enum type.
25823 * genrecog.c (maybe_both_true_2): Change c to int.
25824 (write_switch): Likewise. Add cast to enum type.
25825 * gimplify.c (gimplify_omp_for): Handle return values from
25826 gimplify_expr using MIN rather than bitwise or.
25827 (gimplify_expr): Add cast to enum type.
25828 * ipa-prop.c (update_jump_functions_after_inlining): Change
25829 IPA_BOTTOM to IPA_JF_UNKNOWN.
25830 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25831 Add casts to enum type.
25832 (setup_cover_and_important_classes): Change cl to int. Add casts
25834 (setup_class_translate): Change cl and mode to int.
25835 (ira_init_once): Change mode to int.
25836 (free_register_move_costs): Likewise.
25837 (setup_prohibited_mode_move_regs): Add casts to enum type.
25838 * langhooks.c (add_builtin_function_common): Rework assertion that
25839 value fits bitfield.
25840 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25841 * omega.c (omega_do_elimination): Avoid math on enum types.
25842 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25843 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25844 int local to handle integral_argment value.
25845 * regmove.c (try_auto_increment): Change PUT_MODE to
25847 * reload.c (push_secondary_reload): Add casts to enum type.
25848 (secondary_reload_class, find_valid_class): Likewise.
25849 * reload1.c (emit_input_reload_insns): Likewise.
25850 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25851 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25852 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25854 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25855 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25857 (expand_complex_libcall): Add casts to enum type.
25858 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25859 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25860 with ERROR_MARK, not NUM_TREE_CODES.
25861 (vect_create_epilog_for_reduction): Likewise.
25862 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25863 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25864 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25866 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25867 vect_unused_in_loop. Change 0 to loop_vect.
25868 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25869 * var-tracking.c (get_init_value): Change return type to enum
25871 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25872 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25874 (arm_override_options): Add casts to enum type.
25875 (arm_emit_tls_decoration): Likewise.
25876 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25878 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25879 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25880 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25882 * config/s390/s390.c (code_for_builtin_64): Change to array of
25884 (code_for_builtin_31): Likewise.
25885 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25887 * config/sparc/sparc.c (sparc_override_options): Change value
25888 field in struct code_model to enum cmodel. In initializer change
25889 0 to NULL and add cast to enum type.
25891 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25892 Change all callers. Issue a -Wc++-compat warning using
25893 lhs_origtype if necessary.
25894 (convert_for_assignment): Issue -Wc++-compat warnings about
25895 invalid conversions to enum type on assignment.
25896 * c-common.h (build_modify_expr): Update declaration.
25898 2009-04-24 Nick Clifton <nickc@redhat.com>
25900 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25901 (function_arg_advance): Likewise.
25902 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25905 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25907 * config/s390/constraints.md ('I', 'J'): Fix condition.
25909 2009-04-24 Diego Novillo <dnovillo@google.com>
25911 * gengtype-parse.c (parse_error): Add newline after message.
25913 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25915 * config/i386/sse.md (avxmodesuffixs): Removed.
25916 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25917 (*avx_pinsr<ssevecsize>): This.
25919 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25921 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25922 follow chains of regs with a single definition, and allow expressions
25923 that are function_invariant_p.
25924 (simple_rhs_p): Allow expressions that are function_invariant_p.
25926 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25928 PR middle-end/39867
25929 * fold-const.c (fold_cond_expr_with_comparison): When folding
25930 > and >= to MAX, make sure the MAX uses the same type as the
25931 comparison's operands.
25933 2009-04-24 Nick Clifton <nickc@redhat.com>
25935 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25936 addressing for DImode accesses.
25937 (frv_print_operand_address): Handle PLUS case.
25938 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25940 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25942 PR rtl-optimization/39794
25943 * alias.c (canon_true_dependence): Add x_addr argument.
25944 * rtl.h (canon_true_dependence): Adjust prototype.
25945 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25946 * cselib.c (cselib_invalidate_mem): Likewise.
25947 * gcse.c (compute_transp): Likewise.
25948 * dse.c (scan_reads_nospill): Likewise.
25949 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25950 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25951 canon_base_addr of the group, plus optional offset.
25952 (struct group_info): Rename canon_base_mem to
25954 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25955 canon_rtx of base_mem.
25957 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25959 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25960 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25962 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25964 * config/spu/spu-builtins.h: Delete file.
25966 * config/spu/spu.h (enum spu_builtin_type): Move here from
25968 (struct spu_builtin_description): Likewise. Add GTY marker.
25969 Do not use enum spu_function_code or enum insn_code.
25970 (spu_builtins): Add extern declaration.
25972 * config/spu/spu.c: Do not include "spu-builtins.h".
25973 (enum spu_function_code, enum spu_builtin_type_index,
25974 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25975 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25976 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25977 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25978 (spu_builtin_types): Make static. Add GTY marker.
25979 (spu_builtins): Add extern declaration with GTY marker.
25980 Include "gt-spu.h".
25982 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25983 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25984 Check programmatically whether all parameters are scalar.
25986 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25988 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25990 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25991 assignment from the constructor either if the target is volatile.
25993 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25995 * config/arm/arm.md (insv): Do not share operands[0].
25997 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25999 * config/vxlib-tls.c (active_tls_threads): Delete.
26000 (delete_hook_installed): New.
26001 (tls_delete_hook): Don't delete the delete hook.
26002 (tls_destructor): Delete it here.
26003 (__gthread_set_specific): Adjust installing the delete hook.
26004 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
26005 __gthread_leave_tsd_dtor_context.
26007 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
26009 * c-format.c (gcc_tdiag_char_table): Add support for %E.
26011 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
26013 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
26015 (alpha_rtx_costs): Ditto.
26016 (emit_unlikely_jump): Use add_reg_note.
26017 (emit_frame_store_1): Ditto.
26018 (alpha_expand_prologue): Ditto.
26019 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26020 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
26022 2009-04-23 Nick Clifton <nickc@redhat.com>
26024 * config/v850/v850.md (epilogue): Remove suppressed code.
26025 (return): Rename to return_simple and remove test of frame size.
26026 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
26027 to gen_return_simple.
26029 2009-04-22 Jing Yu <jingyu@google.com>
26032 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26034 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
26037 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26038 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
26039 value is a VECTOR_CST, the element type is the element type of the
26042 2009-04-22 DJ Delorie <dj@redhat.com>
26044 * config/m32c/m32c.h: Update GTY annotations to new syntax.
26046 2009-04-22 Jakub Jelinek <jakub@redhat.com>
26048 * alias.c (find_base_term): Move around LO_SUM case, so that
26049 CONST falls through into PLUS/MINUS handling.
26052 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26053 into 0, use omit_one_operand.
26055 2009-04-23 Ben Elliston <bje@au.ibm.com>
26057 * config/rs6000/linux-unwind.h (get_regs): Remove type
26058 puns. Change the type of `pc' to an array of unsigned ints and
26059 update all users. Constify frame24.
26061 2009-04-22 DJ Delorie <dj@redhat.com>
26063 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
26064 declarations before code.
26065 (current_function_special_page_vector): Likewise.
26066 (m32c_expand_insv): Silence a warning.
26068 2009-04-21 Taras Glek <tglek@mozilla.com>
26070 * alias.c: Update GTY annotations to new syntax.
26071 * basic-block.h: Likewise.
26072 * bitmap.h: Likewise.
26073 * c-common.h: Likewise.
26074 * c-decl.c: Likewise.
26075 * c-parser.c: Likewise.
26076 * c-pragma.c: Likewise.
26077 * c-tree.h: Likewise.
26078 * cfgloop.h: Likewise.
26079 * cgraph.h: Likewise.
26080 * config/alpha/alpha.c: Likewise.
26081 * config/arm/arm.h: Likewise.
26082 * config/avr/avr.h: Likewise.
26083 * config/bfin/bfin.c: Likewise.
26084 * config/cris/cris.c: Likewise.
26085 * config/darwin.c: Likewise.
26086 * config/frv/frv.c: Likewise.
26087 * config/i386/i386.c: Likewise.
26088 * config/i386/i386.h: Likewise.
26089 * config/i386/winnt.c: Likewise.
26090 * config/ia64/ia64.h: Likewise.
26091 * config/iq2000/iq2000.c: Likewise.
26092 * config/mips/mips.c: Likewise.
26093 * config/mmix/mmix.h: Likewise.
26094 * config/pa/pa.c: Likewise.
26095 * config/pa/pa.h: Likewise.
26096 * config/rs6000/rs6000.c: Likewise.
26097 * config/s390/s390.c: Likewise.
26098 * config/sparc/sparc.c: Likewise.
26099 * config/xtensa/xtensa.c: Likewise.
26100 * cselib.h: Likewise.
26101 * dbxout.c: Likewise.
26102 * dwarf2out.c: Likewise.
26103 * except.c: Likewise.
26104 * except.h: Likewise.
26105 * fixed-value.h: Likewise.
26106 * function.c: Likewise.
26107 * function.h: Likewise.
26108 * gimple.h: Likewise.
26109 * integrate.c: Likewise.
26110 * optabs.c: Likewise.
26111 * output.h: Likewise.
26112 * real.h: Likewise.
26114 * stringpool.c: Likewise.
26115 * tree-data-ref.c: Likewise.
26116 * tree-flow.h: Likewise.
26117 * tree-scalar-evolution.c: Likewise.
26118 * tree-ssa-address.c: Likewise.
26119 * tree-ssa-alias.h: Likewise.
26120 * tree-ssa-operands.h: Likewise.
26121 * tree.c: Likewise.
26122 * tree.h: Likewise.
26123 * varasm.c: Likewise.
26124 * varray.h: Likewise.
26126 * coretypes.h: Do not define GTY macro if it is already defined.
26127 * doc/gty.texi: Update GTY documentation to new syntax.
26128 * gengtype-lex.l: Enforce attribute-like syntax for GTY
26129 annotations on structs.
26130 * gengtype-parse.c: Likewise.
26132 2009-04-22 Mark Heffernan <meheff@google.com>
26134 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26136 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26138 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26141 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26143 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26144 the same as a PLUS without a shift. Increase the cost of a
26147 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26149 * Makefile.in: Update dependencies.
26150 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26151 * errors.h: Remove bogus comment about compatibility.
26152 (warning): Update declaration.
26153 * genautomata.c: Update all calls to warning.
26154 * gimple.c: Do not include errors.h. Include toplev.h.
26155 * tree-ssa-structalias.c: Do not include errors.h.
26156 * omega.c: Likewise.
26157 * tree-ssa-reassoc.c: Likewise.
26158 * config/spu/spu-c.c: Likewise.
26159 * config/spu/t-spu-elf: Update dependencies.
26161 2009-04-22 Richard Guenther <rguenther@suse.de>
26163 PR tree-optimization/39824
26164 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26165 make sure the types are compatible.
26167 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26170 * c-common.c (c_parse_error): Take a token_flags parameter.
26171 Use token_type for the token type instead.
26172 Pass token_flags to cpp_type2name.
26173 * c-common.h (c_parse_error): Update declaration.
26174 * c-parser.c (c_parser_error): Pass 0 as token flags.
26176 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
26178 PR rtl-optimization/39580
26179 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26181 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26183 * function.c (expand_function_end): Do not emit a jump to the "naked"
26184 return label for fall-through returns.
26185 * except.c (sjlj_emit_function_exit): Always place the call to the
26186 unregister function at the location installed by expand_function_end.
26188 2009-04-22 Richard Guenther <rguenther@suse.de>
26190 PR tree-optimization/39845
26191 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
26192 (gen_inbound_check): Likewise.
26194 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
26196 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26198 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26199 * config/vxlib.c (__gthread_once): Add race guard for PPC.
26201 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26203 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26204 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26205 shift counts to avoid out-of-bounds array accesses.
26207 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26209 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26210 (Pmode): Move above.
26212 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
26214 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26215 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26216 GET_CODE macro. Use IN_RANGE macro where appropriate.
26217 * config/alpha/alpha.h: Ditto.
26218 * config/alpha/alpha.md: Ditto.
26219 * config/alpha/constraints.md: Ditto.
26220 * config/alpha/predicates.md: Ditto.
26222 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26224 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26225 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26226 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26227 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26228 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26229 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26230 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26231 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26232 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26233 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26234 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26235 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26236 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26237 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26238 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26239 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26240 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26241 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26242 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26243 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26244 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26245 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26246 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26247 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26248 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26249 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26250 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26252 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
26254 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26255 references from comments.
26256 * cfgbuild.c (count_basic_blocks): Delete.
26257 (find_basic_blocks_1): Delete.
26258 (find_basic_blocks): Delete.
26259 * except.c (finish_eh_generation): Make static. Move comment from
26260 except.h here. Remove find_basic_blocks references from comments.
26261 * except.h (finish_eh_generation): Delete.
26262 * basic-block.h (find_basic_blocks): Delete.
26263 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26265 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
26267 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
26268 (sdbout_parms): Likewise.
26270 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
26272 * config/sh/sh.c (prepare_cbranch_operands): Use
26273 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26274 (expand_cbranchdi4): Likewise.
26275 (from_compare): Add cast to enum type.
26276 (expand_cbranchsi4): Use add_reg_note.
26277 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26278 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26279 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26280 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26281 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26282 instead of CODE_FOR_nothing.
26283 (cbranchdi4): Likewise. Fix the order of arguments for
26285 (push_fpscr): Use add_reg_note.
26286 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26287 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26289 2009-04-21 Joseph Myers <joseph@codesourcery.com>
26291 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26292 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26293 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26294 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26295 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26296 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26297 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26298 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26299 config/alpha/x-vms, config/arc/t-arc,
26300 config/arm/README-interworking, config/arm/arm-c.c,
26301 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26302 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26303 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26304 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26305 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26306 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26307 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26308 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26309 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26310 config/cris/t-elfmulti, config/crx/t-crx,
26311 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26312 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26313 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26314 config/h8300/t-h8300, config/i386/athlon.md,
26315 config/i386/darwin-libgcc.10.4.ver,
26316 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26317 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26318 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26319 config/i386/t-linux64, config/i386/t-nwld,
26320 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26321 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26322 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26323 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26324 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26325 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26326 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26327 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26328 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26329 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26330 config/m68k/t-uclinux, config/mcore/t-mcore,
26331 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26332 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26333 config/mips/crtn.asm, config/mips/irix-crti.asm,
26334 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26335 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26336 config/mips/mips-fixed.md, config/mips/sb1.md,
26337 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26338 config/mips/t-iris6, config/mips/t-isa3264,
26339 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26340 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26341 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26342 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26343 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26344 config/mn10300/t-linux, config/mn10300/t-mn10300,
26345 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26346 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26347 config/picochip/libgccExtras/clzsi2.asm,
26348 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26349 config/rs6000/darwin-libgcc.10.4.ver,
26350 config/rs6000/darwin-libgcc.10.5.ver,
26351 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26352 config/rs6000/t-aix43, config/rs6000/t-aix52,
26353 config/rs6000/t-darwin, config/rs6000/t-fprules,
26354 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26355 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26356 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26357 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26358 config/rs6000/t-rtems, config/rs6000/t-spe,
26359 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26360 config/score/t-score-elf, config/sh/divcost-analysis,
26361 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26362 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26363 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26364 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26365 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26366 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26367 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26368 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26369 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26370 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26371 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26372 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26373 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26374 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26375 * config/h8300/genmova.sh: Include copyright and license notices
26376 in generated output.
26377 * config/h8300/mova.md: Regenerate.
26378 * doc/install.texi2html: Include word "Copyright" in copyright
26379 notice and use name "Free Software Foundation, Inc.".
26380 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26381 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26382 ChangeLog-2007, ChangeLog-2008: Correct dates.
26384 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26386 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26387 NE_EXPR operations as well.
26388 * c-parser.c (c_parser_condition): Do not set location information on
26390 (c_parser_conditional_expression): Likewise.
26391 (c_parser_binary_expression): Set location information on operators.
26392 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26393 TRUTH_NOT_EXPR has been folded.
26394 * fold-const.c (fold_truth_not_expr): Copy location information from
26395 the incoming expression to the outgoing one.
26396 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26397 recursive calls on the LHS of the operator but pass that of the
26398 operator to recursive calls on the RHS of the operator. Set it
26400 (shortcut_cond_expr): Set the locus of the operator on the second
26401 COND_EXPR and that of the expression on the first in degenerate cases.
26402 Pass the locus of the expression to calls to shortcut_cond_r.
26403 Set the locus of the 'then' block on the associated jump, if any.
26404 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26405 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26406 expression to call to gimplify_boolean_expr.
26408 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26410 * config.gcc: Add additional configuration for
26411 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26412 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26413 (CPP_SPEC): Redefine for allowing -municode option.
26414 (STARTFILE_SPEC): Likewise.
26415 * config/i386/t-mingw-w64: New.
26416 * config/i386/mingw-w64.opt: New.
26417 (municode): Add new target option.
26418 * doc/invoke.texi (municode): Add documentation for new option.
26420 2009-04-21 Ian Lance Taylor <iant@google.com>
26422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26423 Correct test for number of arguments.
26424 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26426 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26428 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26429 argument of emit_library_call.
26431 2009-04-21 Richard Guenther <rguenther@suse.de>
26433 PR middle-end/39829
26434 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26435 inside VIEW_CONVERT_EXPRs.
26437 2009-04-21 Martin Jambor <mjambor@suse.cz>
26439 * tree-switch-conversion.c (build_constructors): Split a long line.
26440 (constructor_contains_same_values_p): New function.
26441 (build_one_array): Create assigns of constants if possible, do not
26442 call mark_sym_for_renaming, call update_stmt.
26443 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26444 make_rename_temp. Do not call mark_symbols_for_renaming, call
26446 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26447 find_new_referenced_vars, call update_stmt.
26448 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26449 instead of calling make_rename_temp. Do not call
26450 find_new_referenced_vars or mark_symbols_for_renaming, call
26453 2009-04-21 Richard Guenther <rguenther@suse.de>
26455 PR tree-optimization/39827
26456 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26457 (tree_ssa_phiprop): Pass the correct array size.
26459 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26461 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26463 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26466 * c-typeck.c (lvalue_p): Move declaration ...
26467 * c-common.h (lvalue_p): ... to here.
26468 * c-common.c (candidate_equal_p): New.
26469 (add_tlist): Use it.
26470 (merge_tlist): Use it.
26471 (warn_for_collisions_1): Likewise.
26472 (warning_candidate_p): Accept more candidates.
26473 (verify_tree): A warning candidate can be an expression. Use
26476 2009-04-21 Ben Elliston <bje@au.ibm.com>
26479 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26480 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26481 options. Remove -mcall-solaris documentation.
26483 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26486 * doc/invoke.texi (-Wlong-long): Update description.
26487 * c-lex (interpret_integer): Only warn if there was no previous
26488 overflow and -Wlong-long is enabled.
26489 * c-decl.c (declspecs_add_type): Drop redundant flags.
26490 * c.opt (Wlong-long): Init to -1.
26491 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26492 and front-end warn_long_long. Wlong-long only depends on other
26493 flags if it is uninitialized.
26494 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26495 the same for CPP and FE.
26496 (restore_extension_diagnostics): Likewise.
26498 2009-04-20 Ian Lance Taylor <iant@google.com>
26500 Fix enum conversions which are invalid in C++:
26501 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26502 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26503 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26504 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26505 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26506 (dbxout_parms): Likewise.
26507 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26508 (df_clear_flags): Likewise.
26509 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26510 top_flag parameter to int.
26511 (df_chain_create_bb_process_use): Likewise.
26512 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26514 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26515 (df_ref_create_structure, df_def_record_1): Likewise.
26516 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26517 (df_notes_rescan): Change 0 to VOIDmode in function call.
26518 (df_get_call_refs, df_insn_refs_collect): Likewise.
26519 (df_bb_regs_collect): Likewise.
26520 (df_entry_block_defs_collect): Likewise.
26521 (df_exit_block_uses_collect): Likewise.
26522 * df.h: Update declarations.
26523 * double-int.c (double_int_divmod): Add cast to enum type.
26524 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26525 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26526 (based_loc_descr): Likewise.
26527 (loc_descriptor_from_tree_1): Change first_op and second_op to
26528 enum dwarf_location_atom. Add cast to enum type.
26529 * expmed.c (init_expmed): Change 0 to SET in function call.
26530 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26531 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26532 (do_store_flag): Likewise.
26533 * fixed-value.h (struct fixed_value): Change mode to enum
26535 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26536 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26538 (insert_insn_decl, insert_decl, insert_state): Likewise.
26539 (automata_list_finish): Likewise.
26540 * genrecog.c (process_define_predicate): Add cast to enum type.
26541 * gensupport.c (init_predicate_table): Add cast to enum type.
26542 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26544 (gimple_build_call_1, gimple_build_label): Likewise.
26545 (gimple_build_goto, gimple_build_asm_1): Likewise.
26546 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26547 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26548 (enum fallback): Rename from enum fallback_t.
26549 (fallback_t): Typedef as int.
26550 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26551 GSI_SAME_STMT in function call.
26552 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26554 (setup_reg_class_relations): Likewise.
26555 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26556 (setup_prohibited_class_mode_regs): Add cast to enum type.
26557 (setup_prohibited_mode_move_regs): Likewise.
26558 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26559 (record_address_regs): Change i to enum reg_class.
26560 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26561 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26562 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26563 (GET_MODE_2XWIDER_MODE): Likewise.
26564 (GET_CLASS_NARROWEST_MODE): Likewise.
26565 * omp-low.c (expand_omp_for): Add cast to enum type.
26566 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26567 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26568 * postreload.c (reload_cse_simplify_operands): Change rclass local
26570 * predict.c (combine_predictions_for_insn): Change best_predictor
26571 and predictor to enum br_predictor.
26572 (combine_predictions_for_bb): Likewise.
26573 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26574 use SET_PREDICT_EXPR_OUTCOME.
26575 * real.c (real_arithmetic): Change icode to code in function call.
26576 * reginfo.c (init_move_cost): Add casts to enum type.
26577 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26578 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26580 * reload.c (find_valid_class): Add casts to enum type.
26581 (push_reload): Change 0 to NO_REGS in function call.
26582 (find_reloads): Change this_alternative to array of enum
26583 reg_class. Remove some now-unnecessary casts.
26584 (make_memloc): Change 0 to VOIDmode in function call.
26585 * reload1.c (reload): Change 0 to VOIDmode in function call.
26586 (eliminate_regs_1, elimination_effects): Likewise.
26587 (eliminate_regs_in_insn): Likewise.
26588 (emit_input_reload_insns): Add cast to enum type.
26589 (delete_output_reload): Change 0 to VOIDmode in function call.
26590 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26591 to enum type in function call.
26592 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26593 (SET_PREDICT_EXPR_OUTCOME): Define.
26594 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26595 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26596 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26597 (dump_function): Likewise.
26598 * tree-dump.h: Update declarations.
26599 * tree-pass.h: Update declarations.
26600 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26601 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26603 (arm_rtx_costs_1): Correct parenthesization.
26604 (arm_rtx_costs): Add casts to enum type.
26605 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26606 (vfp_emit_fstmd): Use add_rg_note.
26607 (emit_multi_reg_push, emit_sfm): Likewise.
26608 (thumb_set_frame_pointer): Likewise.
26609 (arm_expand_prologue): Likewise.
26610 (arm_regno_class): Change return type to enum reg_class.
26611 (thumb1_expand_prologue): Use add_reg_note.
26612 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26613 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26615 * config/arm/gentune.sh: Add cast to enum type.
26616 * config/arm/arm-tune.md: Rebuild.
26617 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26618 (ix86_split_fp_branch, predict_jump): Likewise.
26619 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26620 insn_code to enum rtx_code.
26621 (ix86_builtin_vectorized_function): Add cast to enum type.
26622 * config/i386/i386.md (truncdfsf2): Change slot to enum
26624 (truncxf<mode>2, isinf<mode>2): Likewise.
26625 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26627 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26628 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26629 (insert_bundle_state): Change 1 to INSERT in function call.
26630 (ia64_add_bundle_selector_before): Likewise.
26631 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26632 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26633 (restore_stack_nonlocal): Likewise.
26634 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26636 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26638 (mips_rtx_costs): Likewise.
26639 (mips_override_options): Add casts to enum type.
26640 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26642 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26643 (store_reg, set_reg_plus_d): Likewise.
26644 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26645 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26647 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26649 (emit_unlikely_jump): Use add_reg_note.
26650 (rs6000_emit_allocate_stack): Likewise.
26651 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26652 (output_toc): Change 1 to INSERT in function call.
26653 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26654 (rs6000_initialize_trampoline): Likewise.
26655 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26657 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26658 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26659 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26660 (save_gprs): Use add_reg_note.
26661 (s390_emit_prologue): Likewise.
26662 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26663 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26664 (sparc_fold_builtin): Add cast to enum type.
26665 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26667 (spu_expand_prologue): Use add_reg_note.
26668 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26670 2009-04-20 Ian Lance Taylor <iant@google.com>
26672 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26673 (c_parser_postfix_expression_after_primary): Get VEC for list of
26674 arguments. Get original types of arguments. Call
26675 build_function_call_vec.
26676 (cached_expr_list_1, cached_expr_list_2): New static variables.
26677 (c_parser_expr_list): Change return type to VEC *. Add
26678 p_orig_types parameter. Change all callers.
26679 (c_parser_release_expr): New static function.
26680 (c_parser_vec_to_tree_list): New static function.
26681 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26682 call build_function_call_vec.
26683 (build_function_call_vec): New function, based on old
26684 build_function_call.
26685 (convert_arguments): Remove nargs and argarray parameters. Change
26686 values to a VEC. Add origtypes parameter.
26687 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26688 (convert_for_assignment): Add origtype parameter. Change all
26689 callers. If warn_cxx_compat, check for conversion to an enum
26690 type when calling a function.
26691 (store_init_value): Add origtype parameter. Change all callers.
26692 (digest_init): Likewise.
26693 (struct init_node): Add origtype field.
26694 (add_pending_init): Add origtype parameter. Change all callers.
26695 (output_init_element): Likewise.
26696 (output_pending_init_elements): Pass origtype from init_node to
26697 output_init_element.
26698 (process_init_element): Pass origtype from c_expr to
26699 output_init_element.
26700 (c_finish_return): Add origtype parameter. Change all callers.
26701 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26703 (sync_resolve_params): Likewise.
26704 (sync_resolve_return): Change params to first_param. Change caller.
26705 (resolve_overloaded_builtins): Change params to VEC *. Change
26706 callers. Save first parameter around call to build_function_call_vec.
26707 * c-decl.c (finish_decl): Add origtype parameter. Change all
26708 callers. Call build_function_call_vec rather than
26709 build_function_call for cleanup.
26710 * c-tree.h: Update declarations.
26711 * c-common.h: Update declarations.
26712 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26713 params to first_param.
26714 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26715 params parameter from tree to void *.
26716 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26717 Change arglist parameter to have type void *, and to be a pointer
26719 * config/rs6000/rs6000-protos.h
26720 (altivec_resolve_overloaded_builtin): Update declaration.
26721 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26722 fnargs parameter to have type void *, and to be a pointer to a
26723 VEC. Call build_function_call_vec instead of
26724 build_function_call.
26725 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26727 2009-04-20 Joey Ye <joey.ye@intel.com>
26728 Xuepeng Guo <xuepeng.guo@intel.com>
26729 H.J. Lu <hongjiu.lu@intel.com>
26731 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26733 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26734 (IX86_LEA_PRIORITY): Likewise.
26735 (distance_non_agu_define): New function.
26736 (distance_agu_use): Likewise.
26737 (ix86_lea_for_add_ok): Likewise.
26738 (ix86_dep_by_shift_count): Likewise.
26740 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26741 should split for LEA.
26743 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26745 (ix86_dep_by_shift_count): Likewise.
26747 2009-04-20 Richard Guenther <rguenther@suse.de>
26749 * expr.c (handled_component_p): Move ...
26750 * tree.h (handled_component_p): ... here.
26751 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26752 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26753 and REALPART_EXPR to be in one group.
26755 2009-04-20 Richard Guenther <rguenther@suse.de>
26757 * basic-block.h (get_all_dominated_blocks): Declare.
26758 * dominance.c (get_all_dominated_blocks): New function.
26759 * tree-cfg.c (get_all_dominated_blocks): Remove.
26760 (remove_edge_and_dominated_blocks): Adjust.
26761 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26762 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26763 instead of recursing.
26765 2009-04-20 Doug Kwan <dougkwan@google.com>
26767 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26768 (struct cgraph_node_set_def): New type.
26769 (cgraph_node_set) New type. Also declare vector functions.
26770 (struct cgraph_node_set_element_def): New type.
26771 (cgraph_node_set_element): Ditto.
26772 (cgraph_node_set_iterator): New iterator type.
26773 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26774 cgraph_node_set_remove, dump_cgraph_node_set,
26775 debug_cgraph_node_set): New prototypes.
26776 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26777 cgraph_node_set_size): New inlines.
26778 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26779 including cgraph.h.
26780 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26781 argument to function 'write_summary'.
26782 * ipa.c: Include ggc.h.
26783 (hash_cgraph_node_set_element,
26784 eq_cgraph_node_set_element, cgraph_node_set_new,
26785 cgraph_node_set_add, cgraph_node_set_remove,
26786 cgraph_node_set_find, dump_cgraph_node_set,
26787 debug_cgraph_node_set): New functions.
26788 * Makefile.in (ipa.o): Add dependency on GGC_H.
26790 2009-04-20 Ira Rosen <irar@il.ibm.com>
26792 PR tree-optimization/39675
26793 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26794 check of the return code of vect_schedule_slp. Check that
26795 stmt_vec_info still exists for the statement, before checking its
26796 vectorization type.
26798 2009-04-20 Michael Matz <matz@suse.de>
26800 * Makefile.in (generated_files): Take out $(simple_generated_c).
26802 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26804 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26805 (UINTPTR_TYPE): Likewise.
26807 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26810 * c-typeck.c (digest_init): Check for initializing an array with a
26813 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26816 * c-semantics.c (pop_stmt_list): Propagate
26817 STATEMENT_LIST_HAS_LABEL to parent statement list.
26819 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26821 * config/mips/mips.h (mips_tune_attr): New macro.
26822 * config/mips/mips.md (cpu): Use it.
26824 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26827 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26830 2009-04-19 Diego Novillo <dnovillo@google.com>
26832 * toplev.c (compile_file): Move call to coverage_finish ...
26833 * cgraphunit.c (ipa_passes): ... here.
26834 Call cgraph_process_new_functions.
26835 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26836 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26838 2009-04-19 Jan Hubicka <jh@suse.cz>
26840 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26842 (dump_cgraph_node): Dump can throw external flag.
26843 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26845 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26849 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26850 * common.opt (Wlogical-op): Move from here...
26851 * c.opt (Wlogical-op): ... to here.
26852 * c-typeck.c (parser_build_binary_op): Update call to
26853 warn_logical_operator.
26854 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26856 * c-common.c (warn_logical_op): Update.
26857 * c-common.h (warn_logical_op): Update declaration.
26859 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26861 * tree.c (protected_set_expr_location): Fix formatting.
26863 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26866 * c-typeck.c (readonly_warning): new.
26867 (build_unary_op, build_modify_expr): Use readonly_warning for
26868 storing into something readonly but not const-qualified.
26870 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26873 * c-typeck.c (build_unary_op): Check for taking address of
26874 expression of type void.
26876 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26879 * c-typeck.c (build_function_call): Check for calling a function
26880 with qualified void return types. Call require_complete_type when
26883 2009-04-18 Jan Hubicka <jh@suse.cz>
26885 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26887 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26888 can_throw_external flag.
26889 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26890 * ipa-pure-const.c (ignore_edge): New function.
26891 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26892 only over can_throw_external edges.
26893 (local_pure_const): Add nothrow flag.
26894 * ipa-utils.c (searchc): Add ignore_edge callback.
26895 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26896 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26897 (set_nothrow_function_flags): Update cgraph.
26898 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26900 2009-04-18 Richard Guenther <rguenther@suse.de>
26902 PR middle-end/39804
26903 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26904 (fold_stmt): ... this and ...
26905 (fold_stmt_inplace): ... this.
26906 (fold_stmt_1): Fold references in calls and asms.
26907 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26909 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26911 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26912 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26914 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26916 * tree.c (function_args_count): Remove.
26917 * tree.h: Remove the prototype for function_args_count.
26919 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26921 * tree-iterator.c (expr_only): Remove.
26922 * tree.h: Remove the prototype for expr_only.
26924 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26926 * reginfo.c (cannot_change_mode_set_regs): Remove.
26927 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26929 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26931 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26932 whether operands 0 and 1 overlaps.
26934 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26936 PR middle-end/36902
26937 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26938 pointer. Use warning_at instead of warning.
26939 (search_for_addr_array): Likewise.
26940 (check_array_bounds): Likewise.
26941 (check_all_array_refs): Check that the incoming edge is not in the
26942 list of edges to be removed.
26943 (check_all_array_refs): Avoid the temporal pointer.
26944 (vrp_visit_cond_stmt): Fix typo.
26945 (simplify_switch_using_ranges): Handle the case where the switch
26946 index is an integer constant.
26948 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26950 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26952 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26954 * doc/extend.texi, doc/invoke.texi: Fix typos.
26956 2009-04-17 Cary Coutant <ccoutant@google.com>
26958 * tree-flow-inline.h (get_lineno): Fix inverted test.
26960 2009-04-17 Diego Novillo <dnovillo@google.com>
26962 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26963 assertion for AVAIL_OUT.
26965 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26968 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26969 * config/sh/linux-atomic.asm: Likewise.
26971 2009-04-17 Diego Novillo <dnovillo@google.com>
26973 * except.c (debug_eh_tree): New.
26974 (struct eh_region, struct eh_status): Move ...
26975 * except.h: ... here.
26976 (add_type_for_runtime): Declare extern.
26977 (lookup_type_for_runtime): Likewise.
26978 (debug_eh_tree): Declare.
26979 * Makefile.in (GTFILES): List except.h before except.c
26981 2009-04-17 Diego Novillo <dnovillo@google.com>
26983 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26984 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26985 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26986 (find_vars_r): ... here.
26987 * tree-flow.h (find_referenced_vars_in): Declare.
26988 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26989 that AVAIL_OUT exists for BLOCK.
26990 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26991 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26992 (tree-parloops.o): Likewise.
26994 2009-04-17 Simon Baldwin <simonb@google.com>
26996 * toplev.c (default_tree_printer): Add handling for %E format.
26998 2009-04-17 Diego Novillo <dnovillo@google.com>
27000 * tree-pretty-print.c (dump_generic_node): Add break after
27001 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
27002 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
27003 FUNCTION_TYPE together. Call print_struct_decl when printing
27004 structures and TDF_SLIM is not given.
27005 (print_struct_decl): Fix logic for detecting recursion.
27007 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27010 * gcc.c (create_at_file): New.
27011 (compile_input_file_p): New.
27012 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
27013 * main.c (main): Update call to toplev_main.
27014 * toplev.c (toplev_main): Change signature. Call expandargv.
27015 * toplev.h (toplev_main): Change signature.
27017 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27019 * dwarf2out.c (field_byte_offset): Use the type size as the field size
27020 if the latter is not constant.
27022 2009-04-17 David Edelsohn <edelsohn@gnu.org>
27024 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27026 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27028 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27029 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27031 2009-04-17 Richard Guenther <rguenther@suse.de>
27033 * tree-ssa-structalias.c (get_constraint_for_component_ref):
27034 Handle component references view-converting an invariant address.
27036 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
27038 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27039 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27040 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27041 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27042 Use @deftypevr rather than @deftypevar.
27044 2009-04-17 Richard Guenther <rguenther@suse.de>
27046 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27047 (get_prop_source_stmt): Likewise.
27048 (can_propagate_from): Likewise.
27050 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
27052 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27053 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27054 (--with-multilib-list): Add default value.
27055 * configure: Regenerate.
27056 * Makefile.in (TM_ENDIAN_CONFIG): Define.
27057 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27058 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27059 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27060 Don't add default cpu to multilib list unnecessarily, but do enable
27061 the relevant compiler option..
27062 Add support for --with-multilib-list=<blank> and
27063 --with-multilib-list=!<somelib> to supress unwanted multilibs.
27064 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27065 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27066 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27067 TM_MULTILIB_CONFIG.
27068 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27069 (MULTILIB_OSDIRNAMES): New variable.
27070 * config/sh/t-1e: Delete file.
27071 * config/sh/t-mlib-sh1: Delete file.
27072 * config/sh/t-mlib-sh2: Delete file.
27073 * config/sh/t-mlib-sh2a: Delete file.
27074 * config/sh/t-mlib-sh2a-nofpu: Delete file.
27075 * config/sh/t-mlib-sh2a-single: Delete file.
27076 * config/sh/t-mlib-sh2a-single-only: Delete file.
27077 * config/sh/t-mlib-sh2e: Delete file.
27078 * config/sh/t-mlib-sh3e: Delete file.
27079 * config/sh/t-mlib-sh4: Delete file.
27080 * config/sh/t-mlib-sh4-nofpu: Delete file.
27081 * config/sh/t-mlib-sh4-single: Delete file.
27082 * config/sh/t-mlib-sh4-single-only: Delete file.
27083 * config/sh/t-mlib-sh4a: Delete file.
27084 * config/sh/t-mlib-sh4a-nofpu: Delete file.
27085 * config/sh/t-mlib-sh4a-single: Delete file.
27086 * config/sh/t-mlib-sh4a-single-only: Delete file.
27087 * config/sh/t-mlib-sh4al: Delete file.
27088 * config/sh/t-mlib-sh5-32media: Delete file.
27089 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27090 * config/sh/t-mlib-sh5-64media: Delete file.
27091 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27092 * config/sh/t-mlib-sh5-compact: Delete file.
27093 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27094 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27095 * doc/install.texi (Options specification): Add
27096 --with-multilib-list and --with-endian.
27098 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27100 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27102 (OBJS-common): Add plugin-version.o.
27103 (plugin-version.o): New.
27104 * gcc-plugin.h (plugin_gcc_version): New.
27105 (plugin_default_version_check): New.
27106 (plugin_init_func, plugin_init): Add version argument.
27107 * plugin-version.c: New.
27108 * plugin.c (str_plugin_gcc_version_name): New.
27109 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
27110 pass it to the init function.
27111 (plugin_default_version_check): New.
27113 2009-04-17 Richard Guenther <rguenther@suse.de>
27115 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27116 for decl-vs-decl disambiguation.
27118 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
27120 * config/s390/s390.h (s390_tune_attr): New macro definition.
27121 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27123 2009-04-17 Richard Guenther <rguenther@suse.de>
27125 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27126 (fold_stmt_r): Likewise.
27127 (maybe_fold_reference): New function.
27128 (fold_gimple_assign): Handle cases fold_stmt_r did.
27129 (fold_stmt): Do not use fold_stmt_r.
27130 (fold_stmt_inplace): Likewise.
27132 2009-04-17 Richard Guenther <rguenther@suse.de>
27134 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27135 (record_equivalences_from_stmt): Remove useless checks and
27137 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
27138 the type is already suitable.
27140 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
27142 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27144 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
27146 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27147 (CMPtype): Define as __gcc_CMPtype.
27149 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
27151 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27152 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27154 2009-04-17 Richard Guenther <rguenther@suse.de>
27156 PR tree-optimization/39746
27157 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27158 special-casing for builtins and static variable use/def.
27159 (call_may_clobber_ref_p_1): Likewise.
27161 2009-04-16 Ian Lance Taylor <iant@google.com>
27163 * df.h: Include "timevar.h".
27164 (struct df_problem): Change tv_id field to timevar_id_t.
27165 * tree-pass.h: Include "timevar.h".
27166 (struct opt_pass): Change tv_id field to timevar_id_t.
27167 * timevar.h (timevar_id_t): Define TV_NONE.
27168 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27169 TV_NONE rather than tv_id != 0.
27170 (execute_one_pass): Likewise.
27171 * Makefile.in (DF_H): Add $(TIMEVAR_H).
27172 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
27173 dependencies to $(TREE_PASS_H).
27174 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27176 (pass_branch_target_load_optimize2): Likewise.
27177 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27178 (pass_outof_cfg_layout_mode): Likewise.
27179 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27180 (pass_rebuild_cgraph_edges): Likewise.
27181 (pass_remove_cgraph_callee_edges): Likewise.
27182 * df-core.c (pass_df_initialize_opt): Likewise.
27183 (pass_df_initialize_no_opt): Likewise.
27184 (pass_df_finish): Likewise.
27185 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
27186 * except.c (pass_set_nothrow_function_flags): Likewise.
27187 (pass_convert_to_eh_region_ranges): Likewise.
27188 * final.c (pass_compute_alignments): Likewise.
27189 * function.c (pass_instantiate_virtual_regs): Likewise.
27190 (pass_init_function): Likewise.
27191 (pass_leaf_regs): Likewise.
27192 (pass_match_asm_constraints): Likewise.
27193 * gimple-low.c (pass_lower_cf): Likewise.
27194 (pass_mark_used_blocks): Likewise.
27195 * init-regs.c (pass_initialize_regs): Likewise.
27196 * integrate.c (pass_initial_value_sets): Likewise.
27197 * ira.c (pass_ira): Likewise.
27198 * jump.c (pass_cleanup_barriers): Likewise.
27199 * omp-low.c (pass_expand_omp): Likewise.
27200 (pass_lower_omp): Likewise.
27201 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27202 * recog.c (pass_split_all_insns): Likewise.
27203 (pass_split_after_reload): Likewise.
27204 (pass_split_before_regstack): Likewise.
27205 (pass_split_before_sched2): Likewise.
27206 (pass_split_for_shorten_branches): Likewise.
27207 * reginfo.c (pass_reginfo_init): Likewise.
27208 (pass_subregs_of_mode_init): Likewise.
27209 (pass_subregs_of_mode_finish): Likewise.
27210 * passes.c (pass_postreload): Likewise.
27211 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27212 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
27213 (pass_warn_function_return): Likewise.
27214 (pass_warn_function_noreturn): Likewise.
27215 * tree-complex.c (pass_lower_complex): Likewise.
27216 (pass_lower_complex_O0): Likewise.
27217 * tree-if-conv.c (pass_if_conversion): Likewise.
27218 * tree-into-ssa.c (pass_build_ssa): Likewise.
27219 * tree-mudflap.c (pass_mudflap_1): Likewise.
27220 (pass_mudflap_2): Likewise.
27221 * tree-nomudflap.c (pass_mudflap_1): Likewise.
27222 (pass_mudflap_2): Likewise.
27223 * tree-nrv.c (pass_return_slot): Likewise.
27224 * tree-object-size.c (pass_object_sizes): Likewise.
27225 * tree-optimize.c (pass_all_optimizations): Likewise.
27226 (pass_early_local_passes): Likewise.
27227 (pass_all_early_optimizations): Likewise.
27228 (pass_cleanup_cfg): Likewise.
27229 (pass_cleanup_cfg_post_optimizing): Likewise.
27230 (pass_free_datastructures): Likewise.
27231 (pass_free_cfg_annotations): Likewise.
27232 (pass_fixup_cfg): Likewise.
27233 (pass_init_datastructures): Likewise.
27234 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27235 (pass_late_warn_uninitialized): Likewise.
27236 (pass_update_address_taken): Likewise.
27237 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27238 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27239 (pass_cse_sincos): Likewise.
27240 (pass_convert_to_rsqrt): Likewise.
27241 * tree-ssa-structalias.c (pass_build_alias): Likewise.
27242 * tree-stdarg.c (pass_stdarg): Likewise.
27243 * tree-tailcall.c (pass_tail_recursion): Likewise.
27244 (pass_tail_calls): Likewise.
27245 * tree-vect-generic.c (pass_lower_vector): Likewise.
27246 (pass_lower_vector_ssa): Likewise.
27247 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27249 2009-04-16 Joseph Myers <joseph@codesourcery.com>
27251 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27253 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27255 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27256 logical and signext.
27258 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
27261 * config/sh/predicates.md (arith_operand): Check if the operand
27262 of TRUNCATE is a REG.
27264 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27266 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
27267 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27269 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27271 * tree-iterator.c (tsi_split_statement_list_after,
27272 tsi_split_statement_list_before): Remove.
27273 * tree-iterator.h: Remove the prototypes for
27274 tsi_split_statement_list_after and tsi_split_statement_list_before.
27276 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27278 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27279 * tree-ssa-propagate.h: Remove the prototype for
27280 stmt_makes_single_load.
27282 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27284 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
27285 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27289 * tree-iterator.c (EXPR_LAST_BODY): Remove.
27291 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27293 * except.c (eh_region_outer_p): Remove.
27294 * except.h: Remove the prototype for eh_region_outer_p.
27296 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27298 * function.c (current_function_assembler_name): Remove.
27299 * function.h: Remove the prototype for
27300 current_function_assembler_name.
27302 2009-04-16 Ian Lance Taylor <iant@google.com>
27304 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27305 (add_reg_note): Call alloc_reg_note.
27306 * rtl.h (alloc_reg_note): Declare.
27307 * combine.c (try_combine): Use alloc_reg_note.
27308 (recog_for_combine, move_deaths): Likewise.
27309 (distribute_notes): Use alloc_reg_note and add_reg_note.
27310 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27311 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27312 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27314 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27316 PR rtl-optimization/39762
27317 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27318 ira_may_move_out_cost): Add comments about way of their usage.
27319 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27321 * ira-conflicts.c (process_regs_for_copy): Use function
27322 ira_get_register_move_cost instead of global
27323 ira_register_move_cost.
27325 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27326 color_pass, move_spill_restore, update_curr_costs): Ditto.
27328 * ira-lives.c (process_single_reg_class_operands): Ditto.
27330 * ira-emit.c (emit_move_list): Ditto.
27332 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27333 (record_reg_classes): Ditto. Use functions
27334 ira_get_register_move_cost and ira_get_may_move_cost instead of
27335 global vars ira_register_move_cost, ira_may_move_out_cost and
27336 ira_may_move_in_cost.
27337 (record_address_regs): Don't call ira_init_register_move_cost.
27338 Use function ira_get_may_move_cost instead of global
27339 ira_may_move_in_cost.
27340 (process_bb_node_for_hard_reg_moves): Use function
27341 ira_get_register_move_cost instead of global ira_register_move_cost.
27342 (ira_costs): Don't call ira_init_register_move_cost.
27344 2009-04-16 Richard Guenther <rguenther@suse.de>
27346 * tree-cfg.c (verify_gimple_assign_binary):
27347 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27348 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27349 (create_general_new_stmt): Note that this function is broken.
27351 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27353 * common.opt (fhelp): Add Var(help_flag).
27354 * gcc-plugin.h (plugin_info): Add help.
27355 * plugin.c (plugin_name_args): Add help.
27356 (register_plugin_info): Set plugin->help.
27357 (print_help_one_plugin): New.
27358 (print_plugins_help): New.
27359 * plugin.h (print_plugins_help): New.
27360 * toplev.c (toplev_main): Call print_plugins_help if needed.
27362 2009-04-16 Richard Guenther <rguenther@suse.de>
27364 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27365 (gimple_ior_addresses_taken_1): New function.
27366 (gimple_ior_addresses_taken): Likewise.
27367 * gimple.h (struct gimple_statement_with_ops_base): Remove
27368 addresses_taken member.
27369 (gimple_ior_addresses_taken): Declare.
27370 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27371 gimple_set_addresses_taken): Remove.
27372 * ipa-reference.c (mark_address): New function.
27373 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27374 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27375 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27376 (gimple_add_to_addresses_taken): Remove.
27377 (get_tmr_operands): Call mark_address_taken.
27378 (get_asm_expr_operands): Likewise.
27379 (get_expr_operands): Likewise.
27380 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27381 (free_stmt_operands): Do not free it.
27382 * tree-ssa.c (delete_tree_ssa): Likewise.
27383 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27385 2009-04-16 Richard Guenther <rguenther@suse.de>
27387 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27388 (walk_stmt_load_store_ops): Likewise.
27389 * gimple.c (get_base_loadstore): New function.
27390 (walk_stmt_load_store_addr_ops): Likewise.
27391 (walk_stmt_load_store_ops): Likewise.
27392 * ipa-pure-const.c (check_op): Simplify.
27393 (check_load, check_store): New functions.
27394 (check_stmt): Use walk_stmt_load_store_ops.
27395 * ipa-reference.c (mark_load): Adjust signature.
27396 (mark_store): Likewise.
27397 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27399 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27401 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27402 (plugin_info): New.
27403 * opts.c (common_handle_option): Don't call print_version.
27404 * plugin.c (plugin_name_args): Add version.
27405 (register_plugin_info): New.
27406 (register_callback): Handle PLUGIN_INFO.
27407 (try_init_one_plugin): New.
27408 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27410 (finalize_one_plugin): New.
27411 (finalize_plugins): New.
27412 (print_one_plugin): New.
27413 (print_plugins_versions): New.
27414 * plugin.h (print_plugins_versions): New.
27415 (finalize_plugins): New.
27416 * toplev.c (compile_file): Don't call initialize_plugins.
27417 (print_version): Call print_plugins_versions.
27418 (toplev_main): Call initialize_plugins. Print version if needed.
27419 Call finalize_plugins.
27421 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27423 * common.opt (fversion): New.
27424 * gcc.c (print_version): New.
27425 (process_command): Don't print the version. Just set print_version.
27426 (main): Print version. Call subprocesses if print_version and
27427 verbose_flag are set.
27428 * opts.c (common_handle_option): Handle OPT_fversion.
27430 2009-04-16 Richard Guenther <rguenther@suse.de>
27431 Ira Rosen <irar@il.ibm.com>
27433 PR tree-optimization/39698
27434 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27435 type of the reduction variable. Only generate the def if
27438 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27439 make sure to first convert to an integer of the same precision.
27440 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27441 the type of the evolution correctly in computing the new
27442 induction variable base.
27444 2009-04-16 Richard Guenther <rguenther@suse.de>
27446 PR middle-end/39625
27447 * tree-cfg.c (make_blocks): Split statements with to-be
27448 abnormal SSA names on the lhs.
27450 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27452 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27453 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27454 * c-typeck.c (really_start_incremental_init): Likewise.
27455 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27456 (TARGET_INITIALIZER): Remove it.
27457 * target.h (struct target): Remove vector_opaque_p.
27458 * tree.c (build_opaque_vector_type): New.
27459 * tree.h (TYPE_VECTOR_OPAQUE): New.
27460 (build_opaque_vector_type): Declare.
27461 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27462 * config/rs6000/rs6000.c (build_opaque_vector_type,
27463 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27464 (rs6000_init_builtins): Use build_opaque_vector_type for
27465 opaque_V4SI_type_node.
27467 2009-04-15 Catherine Moore <clm@codesourcery.com>
27469 * debug.h (set_name): Declare.
27470 * dwarf2out.c (dwarf2out_set_name): Declare.
27471 (dwarf2_debug_hooks): Add set_name.
27472 (find_AT_string): New.
27473 (add_AT_string): Call find_AT_string.
27474 (dwarf2out_set_name): New.
27475 * cp/decl.c (grokdeclarator): Call set_name.
27476 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27477 * debug.c (do_nothing_debug_hooks): Likewise.
27478 * dbxout.c (dbx_debug_hooks): Likewise.
27479 * sdbout.c (sdb_debug_hooks): Likewise.
27481 2009-04-15 Michael Eager <eager@eagercon.com>
27483 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27484 reg for single-precision FPU.
27485 * config/rs6000/rs6000.md (movsi_internal1): Only for
27486 !TARGET_SINGLE_FPU.
27487 (movsi_internal1_single): New. Add pattern to move SI values to/from
27488 single-precision FP regs.
27490 2009-04-15 Richard Guenther <rguenther@suse.de>
27492 * omp-low.c (lower_rec_input_clauses): Build correct address
27494 (expand_omp_for_generic): Fix multiplication type.
27495 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27496 (generate_memset_zero): Fix types.
27497 * tree-profile.c (prepare_instrumented_value): Correctly
27500 2009-04-15 Ian Lance Taylor <iant@google.com>
27502 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27503 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27504 for -Wall and for -Wc++-compat.
27505 (c_common_post_options): For C++, set warn_enum_compare if not
27507 * c-tree.h (struct c_expr): Add field original_type.
27508 (build_external_ref): Update declaration.
27509 * c-parser.c (c_parser_braced_init): Set original_type.
27510 (c_parser_initelt): Likewise.
27511 (c_parser_expr_no_commas): Likewise.
27512 (c_parser_conditional_expression): Likewise.
27513 (c_parser_cast_expression): Likewise.
27514 (c_parser_unary_expression): Likewise. Pull setting of
27515 original_code to top of function.
27516 (c_parser_sizeof_expression): Set original_type.
27517 (c_parser_alignof_expression): Likewise.
27518 (c_parser_postfix_expression): Likewise. Pull setting of
27519 original_code to top of function.
27520 (c_parser_postfix_expression_after_paren_type): Set original_type.
27521 (c_parser_postfix_expression_after_primary): Likewise.
27522 (c_parser_expression): Likewise.
27523 * c-typeck.c (build_external_ref): Add type parameter. Change all
27525 (c_expr_sizeof_expr): Set original_type field.
27526 (parser_build_unary_op): Likewise.
27527 (parser_build_binary_op): Likewise. Optionally warn about
27528 comparisons of enums of different types.
27529 (digest_init): Set original_type field.
27530 (really_start_incremental_init): Likewise.
27531 (push_init_level, pop_init_level): Likewise.
27532 * doc/invoke.texi (Warning Options): -Wenum-compare now
27535 2009-04-15 Richard Guenther <rguenther@suse.de>
27537 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27538 out a necessary conversion.
27539 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27540 names we didn't value number.
27541 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27543 2009-04-15 Richard Guenther <rguenther@suse.de>
27545 PR tree-optimization/39764
27546 * tree-ssa-ccp.c (get_value): Canonicalize value with
27547 canonicalize_float_value.
27549 2009-04-15 Jan Hubicka <jh@suse.cz>
27551 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27552 Wrong version of patch.
27554 2009-04-15 Jan Hubicka <jh@suse.cz>
27556 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27558 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27560 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27561 our distinct integral and vector types.
27563 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27565 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27566 * init.c (build_vtbl_address): Remove call to assemble_external.
27568 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27570 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27571 output for other floating point modes.
27573 2009-04-14 Diego Novillo <dnovillo@google.com>
27575 * diagnostic.c (diagnostic_report_diagnostic): Do not
27576 warn about loaded plugins for DK_ERROR and DK_WARNING.
27577 * c-decl.c (declspecs_add_type): Move call to
27578 invoke_plugin_callbacks ...
27579 * c-parser.c (c_parser_declspecs): ... here.
27580 * plugin.c (dump_active_plugins): Tidy output.
27582 2009-04-14 Diego Novillo <dnovillo@google.com>
27583 Le-Chun Wu <lcwu@google.com>
27585 * configure.ac: Add --enable-plugin support.
27586 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27587 * Makefile.in (PLUGIN_H): Define.
27588 Export ENABLE_PLUGIN and GMPINC to site.exp.
27589 Add PLUGINLIBS to link command.
27590 Add/modify dependencies for plugin.o and files including plugin.h.
27592 * config.in: Regenerate.
27594 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27597 2009-04-14 Le-Chun Wu <lcwu@google.com>
27599 * tree-pass.h (register_one_dump_file): Add a prototype for
27600 register_one_dump_file.
27601 * toplev.c (compile_file): Call initialize_plugins.
27602 (do_compile): Call invoke_plugin_callbacks.
27603 (toplev_main): Call invoke_plugin_callbacks.
27604 * common.opt: Add -fplugin= and -fplugin-arg-.
27605 * gcc-plugin.h: New public header file for plugins to include.
27606 * plugin.c: New source file.
27607 * plugin.h: New internal header file.
27608 * passes.c (register_one_dump_file): Make it external.
27610 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27612 2009-04-14 Diego Novillo <dnovillo@google.com>
27614 * doc/plugins.texi: New.
27615 * doc/gccint.texi: Add reference to Plugins chapter.
27616 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27617 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27618 loaded plugins, if any.
27619 * timevar.def (TV_PLUGIN_INIT): Define.
27620 (TV_PLUGIN_RUN): Define.
27621 * plugin.c: Include timevar.h
27622 (plugins_active_p): New.
27623 (dump_active_plugins): New.
27624 (debug_active_plugins): New.
27626 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27628 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27630 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27632 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27634 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27635 the same as a minus without a shift.
27637 2009-04-14 Nick Clifton <nickc@redhat.com>
27639 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27640 comparisons with small integers will always produce a short
27643 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27646 2008-12-19 Diego Novillo <dnovillo@google.com>
27648 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27650 2009-04-14 Richard Guenther <rguenther@suse.de>
27652 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27654 (verify_gimple_assign_binary): Likewise. Handle shifts and
27656 (verify_gimple_phi): Print the mismatched argument position.
27657 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27659 (vect_update_init_of_dr): Likewise.
27660 * matrix-reorg.c (transform_access_sites): Do what the
27662 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27664 2009-04-13 Michael Eager <eager@eagercon.com>
27666 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27667 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27668 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27669 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27670 remove duplicate config
27672 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27674 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27675 file_name:line_number type locator of the call site.
27677 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27679 * genautomata.c: Put blank after comma.
27680 (automaton_decls): New.
27681 (struct unit_usage): Add comments to member next.
27682 (store_alt_unit_usage): Keep the list ordered.
27683 (unit_present_on_list_p, equal_alternatives_p): New.
27684 (check_regexp_units_distribution): Check units distribution
27685 correctness correctly.
27686 (main): Don't write automata if error is found. Return correct
27689 * config/m68k/cf.md (cfv4_ds): Remove.
27690 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27691 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27693 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27694 power4-load-ext, power4-store, power4-store-update,
27695 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27696 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27697 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27698 power4-sqrt, power4-isync): Modify reservation to make correct
27699 unit distribution to automata.
27701 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27702 power5-store-update, power5-two, power5-three, power5-lmul,
27703 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27705 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27707 * except.c (pass_set_nothrow_function_flags): Set name and add
27709 (set_nothrow_function_flags): Mention in the dump file when
27710 changing a function to nothrow.
27712 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27715 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27716 instead of unsigned long.
27718 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27720 * config/arm/arm.c (return_used_this_function): Remove.
27721 (arm_output_function_prologue): Remove use of
27722 return_used_this_function.
27723 (output_return_instruction): Replace use of
27724 return_used_this_function
27725 by cfun->machine->return_used_this_function.
27726 (arm_output_epilogue): Likewise.
27727 (arm_output_function_epilogue): Likewise.
27728 (thumb_unexpanded_epilogue): Likewise.
27729 * config/arm/arm.h (struct machine_function):
27730 New member return_used_this_function.
27732 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27734 * doc/install.texi: Correct description of default directory for
27735 --with-gxx-include-dir.
27737 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27739 * fold-const.c (build_range_check): Properly deal with enumeral and
27740 boolean base types.
27742 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27744 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27745 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27746 * params.h (MAX_GCSE_PASSES): Remove.
27747 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27748 in sequence. Remove ability to run multiple passes.
27749 (bypass_jumps): Report run as third CPROP pass.
27751 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27753 PR middle-end/39651
27754 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27755 when deciding whether the whole SEQUENCE can throw.
27757 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27760 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27761 offseted label references.
27763 2009-04-11 Jan Hubicka <jh@suse.cz>
27765 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27767 2009-04-11 Richard Guenther <rguenther@suse.de>
27769 PR middle-end/39732
27770 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27771 return variables as TREE_ADDRESSABLE.
27773 2009-04-11 Richard Guenther <rguenther@suse.de>
27775 PR tree-optimization/39713
27776 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27777 reference trees have SSA_NAME operands.
27779 2009-04-11 Richard Guenther <rguenther@suse.de>
27782 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27783 address expressions.
27785 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27787 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27788 match changes in Cygwin 1.7
27789 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27790 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27792 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27794 PR tree-optimization/39701
27795 * doc/invoke.texi (Optimization Options): Document change in
27796 meaning and initialization of -fdelete-null-pointer-checks.
27798 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27800 PR middle-end/39701
27801 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27803 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27806 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27808 2009-04-10 Chao-ying Fu <fu@mips.com>
27810 * doc/tm.texi (Instruction Output): Document
27811 TARGET_ASM_FINAL_POSTSCAN_INSN.
27812 * target.h (final_postscan_insn): New field in asm_out.
27813 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27814 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27815 * final.c (final_scan_insn): Call
27816 targetm.asm_out.final_postscan_insn after outputting
27817 an asm macro and a normal instruction.
27819 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27820 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27821 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27822 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27823 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27825 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27827 PR middle-end/39701
27828 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27829 variables as non-NULL even with -fdelete-null-pointer-checks.
27831 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27833 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27835 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27838 * config/i386/i386.c (classify_argument): Handle SCmode with
27839 (bit_offset % 64) != 0.
27841 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27843 * doc/invoke.texi (Optimize Options): Add cross-reference to
27844 -Q --help=optimizers examples.
27846 2009-04-10 Ben Elliston <bje@au.ibm.com>
27849 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27850 regalign for the reg == fpr and TDmode case.
27852 2009-04-09 David Ayers <ayers@fsfe.org>
27855 * objc/objc-act.c (warn_with_method): Remove helper function.
27856 (check_duplicates): Call warning and inform directly.
27857 (really_start_method): Likewise.
27859 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27861 * expmed.c (expand_divmod): Always use a comparison for a division
27862 by a large unsigned integer.
27864 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27865 for things others than variables or functions as nonzero.
27867 2009-04-09 Nick Clifton <nickc@redhat.com>
27869 * unwind-compat.c: Change copyright header to refer to version
27870 3 of the GNU General Public License with version 3.1 of the
27871 GCC Runtime Library Exception and to point readers at the
27872 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27873 * config/alpha/crtfastmath.c: Likewise.
27874 * config/alpha/linux-unwind.h: Likewise.
27875 * config/alpha/qrnnd.asm: Likewise.
27876 * config/alpha/vms-crt0-64.c: Likewise.
27877 * config/alpha/vms-crt0.c: Likewise.
27878 * config/alpha/vms-dwarf2.asm: Likewise.
27879 * config/alpha/vms-dwarf2eh.asm: Likewise.
27880 * config/alpha/vms-psxcrt0-64.c: Likewise.
27881 * config/alpha/vms-psxcrt0.c: Likewise.
27882 * config/alpha/vms_tramp.asm: Likewise.
27883 * config/arc/initfini.c: Likewise.
27884 * config/arc/lib1funcs.asm: Likewise.
27885 * config/arm/bpabi-v6m.S: Likewise.
27886 * config/arm/bpabi.S: Likewise.
27887 * config/arm/bpabi.c: Likewise.
27888 * config/arm/crti.asm: Likewise.
27889 * config/arm/crtn.asm: Likewise.
27890 * config/arm/ieee754-df.S: Likewise.
27891 * config/arm/ieee754-sf.S: Likewise.
27892 * config/arm/lib1funcs.asm: Likewise.
27893 * config/arm/libunwind.S: Likewise.
27894 * config/arm/linux-atomic.c: Likewise.
27895 * config/arm/mmintrin.h: Likewise.
27896 * config/arm/pr-support.c: Likewise.
27897 * config/arm/unaligned-funcs.c: Likewise.
27898 * config/arm/unwind-arm.c: Likewise.
27899 * config/arm/unwind-arm.h: Likewise.
27900 * config/avr/libgcc.S: Likewise.
27901 * config/bfin/crti.s: Likewise.
27902 * config/bfin/crtlibid.s: Likewise.
27903 * config/bfin/crtn.s: Likewise.
27904 * config/bfin/lib1funcs.asm: Likewise.
27905 * config/bfin/linux-unwind.h: Likewise.
27906 * config/cris/arit.c: Likewise.
27907 * config/cris/cris_abi_symbol.c: Likewise.
27908 * config/darwin-64.c: Likewise.
27909 * config/darwin-crt2.c: Likewise.
27910 * config/darwin-crt3.c: Likewise.
27911 * config/darwin.h: Likewise.
27912 * config/dbxelf.h: Likewise.
27913 * config/dfp-bit.c: Likewise.
27914 * config/dfp-bit.h: Likewise.
27915 * config/elfos.h: Likewise.
27916 * config/fixed-bit.c: Likewise.
27917 * config/fixed-bit.h: Likewise.
27918 * config/fp-bit.c: Likewise.
27919 * config/fp-bit.h: Likewise.
27920 * config/fr30/crti.asm: Likewise.
27921 * config/fr30/crtn.asm: Likewise.
27922 * config/fr30/lib1funcs.asm: Likewise.
27923 * config/freebsd-spec.h: Likewise.
27924 * config/frv/cmovd.c: Likewise.
27925 * config/frv/cmovh.c: Likewise.
27926 * config/frv/cmovw.c: Likewise.
27927 * config/frv/frvbegin.c: Likewise.
27928 * config/frv/frvend.c: Likewise.
27929 * config/frv/lib1funcs.asm: Likewise.
27930 * config/glibc-stdint.h: Likewise.
27931 * config/h8300/clzhi2.c: Likewise.
27932 * config/h8300/crti.asm: Likewise.
27933 * config/h8300/crtn.asm: Likewise.
27934 * config/h8300/ctzhi2.c: Likewise.
27935 * config/h8300/fixunssfsi.c: Likewise.
27936 * config/h8300/lib1funcs.asm: Likewise.
27937 * config/h8300/parityhi2.c: Likewise.
27938 * config/h8300/popcounthi2.c: Likewise.
27939 * config/i386/ammintrin.h: Likewise.
27940 * config/i386/att.h: Likewise.
27941 * config/i386/avxintrin.h: Likewise.
27942 * config/i386/biarch64.h: Likewise.
27943 * config/i386/bmmintrin.h: Likewise.
27944 * config/i386/cpuid.h: Likewise.
27945 * config/i386/cross-stdarg.h: Likewise.
27946 * config/i386/crtfastmath.c: Likewise.
27947 * config/i386/crtprec.c: Likewise.
27948 * config/i386/cygming-crtbegin.c: Likewise.
27949 * config/i386/cygming-crtend.c: Likewise.
27950 * config/i386/cygwin.asm: Likewise.
27951 * config/i386/emmintrin.h: Likewise.
27952 * config/i386/gmm_malloc.h: Likewise.
27953 * config/i386/gthr-win32.c: Likewise.
27954 * config/i386/i386.h: Likewise.
27955 * config/i386/immintrin.h: Likewise.
27956 * config/i386/linux-unwind.h: Likewise.
27957 * config/i386/linux64.h: Likewise.
27958 * config/i386/mm3dnow.h: Likewise.
27959 * config/i386/mmintrin-common.h: Likewise.
27960 * config/i386/mmintrin.h: Likewise.
27961 * config/i386/nmmintrin.h: Likewise.
27962 * config/i386/pmm_malloc.h: Likewise.
27963 * config/i386/pmmintrin.h: Likewise.
27964 * config/i386/smmintrin.h: Likewise.
27965 * config/i386/sol2-c1.asm: Likewise.
27966 * config/i386/sol2-ci.asm: Likewise.
27967 * config/i386/sol2-cn.asm: Likewise.
27968 * config/i386/sol2-gc1.asm: Likewise.
27969 * config/i386/tmmintrin.h: Likewise.
27970 * config/i386/unix.h: Likewise.
27971 * config/i386/w32-unwind.h: Likewise.
27972 * config/i386/wmmintrin.h: Likewise.
27973 * config/i386/x86-64.h: Likewise.
27974 * config/i386/x86intrin.h: Likewise.
27975 * config/i386/xmmintrin.h: Likewise.
27976 * config/ia64/crtbegin.asm: Likewise.
27977 * config/ia64/crtend.asm: Likewise.
27978 * config/ia64/crtfastmath.c: Likewise.
27979 * config/ia64/crti.asm: Likewise.
27980 * config/ia64/crtn.asm: Likewise.
27981 * config/ia64/fde-glibc.c: Likewise.
27982 * config/ia64/lib1funcs.asm: Likewise.
27983 * config/ia64/linux-unwind.h: Likewise.
27984 * config/ia64/quadlib.c: Likewise.
27985 * config/ia64/unwind-ia64.c: Likewise.
27986 * config/linux.h: Likewise.
27987 * config/m32c/m32c-lib1.S: Likewise.
27988 * config/m32c/m32c-lib2-trapv.c: Likewise.
27989 * config/m32c/m32c-lib2.c: Likewise.
27990 * config/m32r/initfini.c: Likewise.
27991 * config/m68hc11/larith.asm: Likewise.
27992 * config/m68hc11/m68hc11-crt0.S: Likewise.
27993 * config/m68k/cf.md: Likewise.
27994 * config/m68k/crti.s: Likewise.
27995 * config/m68k/crtn.s: Likewise.
27996 * config/m68k/lb1sf68.asm: Likewise.
27997 * config/m68k/linux-unwind.h: Likewise.
27998 * config/mcore/crti.asm: Likewise.
27999 * config/mcore/crtn.asm: Likewise.
28000 * config/mcore/lib1.asm: Likewise.
28001 * config/mips/linux-unwind.h: Likewise.
28002 * config/mips/loongson.h: Likewise.
28003 * config/mips/mips16.S: Likewise.
28004 * config/mmix/crti.asm: Likewise.
28005 * config/mmix/crtn.asm: Likewise.
28006 * config/pa/fptr.c: Likewise.
28007 * config/pa/hpux-unwind.h: Likewise.
28008 * config/pa/lib2funcs.asm: Likewise.
28009 * config/pa/linux-atomic.c: Likewise.
28010 * config/pa/linux-unwind.h: Likewise.
28011 * config/pa/milli64.S: Likewise.
28012 * config/pa/quadlib.c: Likewise.
28013 * config/pa/stublib.c: Likewise.
28014 * config/picochip/libgccExtras/adddi3.asm: Likewise.
28015 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
28016 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
28017 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
28018 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
28019 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
28020 * config/picochip/libgccExtras/divmod15.asm: Likewise.
28021 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
28022 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28023 * config/picochip/libgccExtras/longjmp.asm: Likewise.
28024 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28025 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
28026 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
28027 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28028 * config/picochip/libgccExtras/setjmp.asm: Likewise.
28029 * config/picochip/libgccExtras/subdi3.asm: Likewise.
28030 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28031 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28032 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28033 * config/rs6000/750cl.h: Likewise.
28034 * config/rs6000/altivec.h: Likewise.
28035 * config/rs6000/biarch64.h: Likewise.
28036 * config/rs6000/crtresfpr.asm: Likewise.
28037 * config/rs6000/crtresgpr.asm: Likewise.
28038 * config/rs6000/crtresxfpr.asm: Likewise.
28039 * config/rs6000/crtresxgpr.asm: Likewise.
28040 * config/rs6000/crtsavfpr.asm: Likewise.
28041 * config/rs6000/crtsavgpr.asm: Likewise.
28042 * config/rs6000/darwin-asm.h: Likewise.
28043 * config/rs6000/darwin-fallback.c: Likewise.
28044 * config/rs6000/darwin-fpsave.asm: Likewise.
28045 * config/rs6000/darwin-ldouble.c: Likewise.
28046 * config/rs6000/darwin-tramp.asm: Likewise.
28047 * config/rs6000/darwin-unwind.h: Likewise.
28048 * config/rs6000/darwin-vecsave.asm: Likewise.
28049 * config/rs6000/darwin-world.asm: Likewise.
28050 * config/rs6000/e500crtres32gpr.asm: Likewise.
28051 * config/rs6000/e500crtres64gpr.asm: Likewise.
28052 * config/rs6000/e500crtres64gprctr.asm: Likewise.
28053 * config/rs6000/e500crtrest32gpr.asm: Likewise.
28054 * config/rs6000/e500crtrest64gpr.asm: Likewise.
28055 * config/rs6000/e500crtresx32gpr.asm: Likewise.
28056 * config/rs6000/e500crtresx64gpr.asm: Likewise.
28057 * config/rs6000/e500crtsav32gpr.asm: Likewise.
28058 * config/rs6000/e500crtsav64gpr.asm: Likewise.
28059 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
28060 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
28061 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
28062 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28063 * config/rs6000/eabi-ci.asm: Likewise.
28064 * config/rs6000/eabi-cn.asm: Likewise.
28065 * config/rs6000/eabi.asm: Likewise.
28066 * config/rs6000/linux-unwind.h: Likewise.
28067 * config/rs6000/linux64.h: Likewise.
28068 * config/rs6000/paired.h: Likewise.
28069 * config/rs6000/paired.md: Likewise.
28070 * config/rs6000/ppc64-fp.c: Likewise.
28071 * config/rs6000/ppu_intrinsics.h: Likewise.
28072 * config/rs6000/rs6000.h: Likewise.
28073 * config/rs6000/si2vmx.h: Likewise.
28074 * config/rs6000/sol-ci.asm: Likewise.
28075 * config/rs6000/sol-cn.asm: Likewise.
28076 * config/rs6000/spe.h: Likewise.
28077 * config/rs6000/spu2vmx.h: Likewise.
28078 * config/rs6000/sysv4.h: Likewise.
28079 * config/rs6000/tramp.asm: Likewise.
28080 * config/rs6000/vec_types.h: Likewise.
28081 * config/s390/linux-unwind.h: Likewise.
28082 * config/s390/tpf-unwind.h: Likewise.
28083 * config/score/crti.asm: Likewise.
28084 * config/score/crtn.asm: Likewise.
28085 * config/sh/crt1.asm: Likewise.
28086 * config/sh/crti.asm: Likewise.
28087 * config/sh/crtn.asm: Likewise.
28088 * config/sh/divtab-sh4-300.c: Likewise.
28089 * config/sh/divtab-sh4.c: Likewise.
28090 * config/sh/divtab.c: Likewise.
28091 * config/sh/lib1funcs-4-300.asm: Likewise.
28092 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
28093 * config/sh/lib1funcs.asm: Likewise.
28094 * config/sh/lib1funcs.h: Likewise.
28095 * config/sh/linux-atomic.asm: Likewise.
28096 * config/sh/linux-unwind.h: Likewise.
28097 * config/sh/shmedia.h: Likewise.
28098 * config/sh/sshmedia.h: Likewise.
28099 * config/sh/ushmedia.h: Likewise.
28100 * config/sparc/crtfastmath.c: Likewise.
28101 * config/sparc/linux-unwind.h: Likewise.
28102 * config/sparc/sol2-c1.asm: Likewise.
28103 * config/sparc/sol2-ci.asm: Likewise.
28104 * config/sparc/sol2-cn.asm: Likewise.
28105 * config/spu/divmodti4.c: Likewise.
28106 * config/spu/divv2df3.c: Likewise.
28107 * config/spu/float_disf.c: Likewise.
28108 * config/spu/float_unsdidf.c: Likewise.
28109 * config/spu/float_unsdisf.c: Likewise.
28110 * config/spu/float_unssidf.c: Likewise.
28111 * config/spu/mfc_multi_tag_release.c: Likewise.
28112 * config/spu/mfc_multi_tag_reserve.c: Likewise.
28113 * config/spu/mfc_tag_release.c: Likewise.
28114 * config/spu/mfc_tag_reserve.c: Likewise.
28115 * config/spu/mfc_tag_table.c: Likewise.
28116 * config/spu/multi3.c: Likewise.
28117 * config/spu/spu_internals.h: Likewise.
28118 * config/spu/spu_intrinsics.h: Likewise.
28119 * config/spu/spu_mfcio.h: Likewise.
28120 * config/spu/vec_types.h: Likewise.
28121 * config/spu/vmx2spu.h: Likewise.
28122 * config/stormy16/stormy16-lib2.c: Likewise.
28123 * config/svr4.h: Likewise.
28124 * config/sync.c: Likewise.
28125 * config/v850/lib1funcs.asm: Likewise.
28126 * config/vxlib-tls.c: Likewise.
28127 * config/vxlib.c: Likewise.
28128 * config/vxworks-dummy.h: Likewise.
28129 * config/xtensa/crti.asm: Likewise.
28130 * config/xtensa/crtn.asm: Likewise.
28131 * config/xtensa/ieee754-df.S: Likewise.
28132 * config/xtensa/ieee754-sf.S: Likewise.
28133 * config/xtensa/lib1funcs.asm: Likewise.
28134 * config/xtensa/lib2funcs.S: Likewise.
28135 * config/xtensa/linux-unwind.h: Likewise.
28136 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
28137 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
28138 * coretypes.h: Likewise.
28139 * crtstuff.c: Likewise.
28140 * defaults.h: Likewise.
28141 * dwarf2.h: Likewise.
28142 * emutls.c: Likewise.
28143 * gbl-ctors.h: Likewise.
28144 * gcov-io.h: Likewise.
28145 * ginclude/float.h: Likewise.
28146 * ginclude/iso646.h: Likewise.
28147 * ginclude/stdarg.h: Likewise.
28148 * ginclude/stdbool.h: Likewise.
28149 * ginclude/stddef.h: Likewise.
28150 * ginclude/stdfix.h: Likewise.
28151 * ginclude/stdint-gcc.h: Likewise.
28152 * ginclude/tgmath.h: Likewise.
28153 * gthr-aix.h: Likewise.
28154 * gthr-dce.h: Likewise.
28155 * gthr-gnat.c: Likewise.
28156 * gthr-gnat.h: Likewise.
28157 * gthr-lynx.h: Likewise.
28158 * gthr-mipssde.h: Likewise.
28159 * gthr-nks.h: Likewise.
28160 * gthr-posix.c: Likewise.
28161 * gthr-posix.h: Likewise.
28162 * gthr-posix95.h: Likewise.
28163 * gthr-rtems.h: Likewise.
28164 * gthr-single.h: Likewise.
28165 * gthr-solaris.h: Likewise.
28166 * gthr-tpf.h: Likewise.
28167 * gthr-vxworks.h: Likewise.
28168 * gthr-win32.h: Likewise.
28169 * gthr.h: Likewise.
28170 * libgcc2.c: Likewise.
28171 * libgcc2.h: Likewise.
28172 * libgcov.c: Likewise.
28173 * tsystem.h: Likewise.
28174 * typeclass.h: Likewise.
28175 * unwind-c.c: Likewise.
28176 * unwind-compat.h: Likewise.
28177 * unwind-dw2-fde-compat.c: Likewise.
28178 * unwind-dw2-fde-darwin.c: Likewise.
28179 * unwind-dw2-fde-glibc.c: Likewise.
28180 * unwind-dw2-fde.c: Likewise.
28181 * unwind-dw2-fde.h: Likewise.
28182 * unwind-dw2.c: Likewise.
28183 * unwind-dw2.h: Likewise.
28184 * unwind-generic.h: Likewise.
28185 * unwind-pe.h: Likewise.
28186 * unwind-sjlj.c: Likewise.
28187 * unwind.inc: Likewise.
28188 * config/arm/neon-gen.ml: Change generated copyright header to
28189 refer to version 3 of the GNU General Public License with
28190 version 3.1 of the GCC Runtime Library Exception and to point
28191 readers at the COPYING3 and COPYING3.RUNTIME files and the
28192 FSF's license web page.
28193 * config/arm/arm_neon.h: Regenerate.
28195 2009-04-09 Jakub Jelinek <jakub@redhat.com>
28197 * config/cris/cris.md: Change copyright header to refer to version
28198 3 of the GNU General Public License.
28199 * doc/install.texi2html: Change copyright header to refer to version
28200 3 of the GNU General Public License and to point readers at the
28201 COPYING3 file and the FSF's license web page.
28202 * config/vax/linux.h: Likewise.
28204 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
28206 * config/i386/i386.md (cmpcc): New.
28207 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28208 (sync_compare_and_swap_cc*): Delete.
28210 * config/s390/s390.c (s390_compare_emitted): Remove.
28211 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28212 s390_compare_emitted used to be handled. Assert that modes match.
28213 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
28214 refer to sync_compare_and_swap_ccsi.
28215 * config/s390/s390.h (s390_compare_emitted): Remove.
28216 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28217 instead of s390_compare_emitted.
28218 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28219 instead of s390_compare_emitted.
28220 * config/s390/s390.md (cmpcc): New.
28221 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28222 CC_REGNUM, do not pretend it's set.
28223 (sync_compare_and_swap_cc*): Delete.
28224 * config/s390/predicates.md (cc_reg_operand): New.
28226 * expr.c (sync_compare_and_swap_cc): Delete.
28227 * optabs.h (sync_compare_and_swap_cc): Delete.
28228 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28229 is being used with can_compare_p.
28230 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28231 (find_cc_set): New.
28232 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28233 look for a MODE_CC set instead. Use emit_store_flag.
28234 (expand_compare_and_swap_loop): Likewise, with some additional
28235 complication to avoid a force_reg when useless. Use
28236 emit_cmp_and_jump_insns.
28237 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28238 * doc/md.texi (sync_compare_and_swap_cc): Merge with
28239 sync_compare_and_swap documentation.
28241 2009-04-09 Jan Hubicka <jh@suse.cz>
28243 * except.c (find_prev_try): Break out from ....
28244 (duplicate_eh_regions): ... here; properly update prev_try pointers
28245 when duplication part of tree.
28246 (dump_eh_tree): Improve dumping.
28247 (verify_eh_region): New.
28248 (verify_eh_tree): Use it.
28250 2009-04-06 Richard Guenther <rguenther@suse.de>
28252 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28253 &ARRAY addresses by adjusting their types and prepending
28255 * tree-cfg.c (verify_gimple_assign_single): Verify that
28256 addresses are correct.
28258 2009-04-09 Richard Guenther <rguenther@suse.de>
28260 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28261 indices into an array reference if possible.
28262 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28263 Fold POINTER_PLUS_EXPR statements with invariant address.
28265 2009-04-09 Alan Modra <amodra@bigpond.net.au>
28268 * config.gcc (powerpc64-*-linux*): Always build biarch.
28270 2009-04-09 Joseph Myers <joseph@codesourcery.com>
28273 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28274 it and pedwarn if this results in an INTEGER_CST.
28276 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28278 * doc/install.texi: Update minimum GMP version. Remove obsolete
28279 text in MPFR section.
28281 2009-04-08 Jakub Jelinek <jakub@redhat.com>
28283 * dwarf2out.c (class_scope_p): New static inline.
28284 (class_or_namespace_scope_p): Use it.
28285 (gen_variable_die): Use DW_TAG_member tag for static data member
28286 declarations instead of DW_TAG_variable.
28288 PR middle-end/39573
28289 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28292 2009-04-08 Richard Guenther <rguenther@suse.de>
28294 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28295 valueize random data.
28297 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28299 * config.gcc (aix tm_file): Add aix-stdint.h.
28300 (aix tm clause use_gcc_stdint): Set to wrap.
28301 * config/rs6000/aix-stdint.h: New file.
28303 2009-04-08 Richard Guenther <rguenther@suse.de>
28305 PR middle-end/36291
28306 * tree-dfa.c (add_referenced_var): Do not recurse into
28307 global initializers.
28308 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28310 (fold_const_aggregate_ref): Likewise.
28312 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28314 * recog.c (ordered_comparison_operator): New.
28315 * gensupport.c (std_preds): Add it.
28316 * doc/md.texi (Machine-Independent Predicates): Document it.
28318 2009-04-08 Jan Hubicka <jh@suse.cz>
28320 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28321 * function.h (rtl_eh): Remove exception_handler_label_map.
28322 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28323 remove_exception_handler_label, for_each_eh_label_1): Remove.
28324 (rtl_remove_unreachable_regions): Remove.
28325 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28326 (find_exception_handler_labels): Don't build the hashtable.
28327 (maybe_remove_eh_handler): Remove.
28328 (for_each_eh_label): Rewrite to walk the tree.
28329 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28330 * except.h (maybe_remove_eh_handler): Remove.
28331 * passes.c (init_optimization_passes): Schedule second EH cleanup
28333 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28334 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28336 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28338 * genoutput.c (validate_optab_operands): New.
28339 (gen_insn, gen_expand): Call it.
28341 * genflags.c (gen_insn): Detect misused iterators.
28342 (main): Pass line_no to gen_insn, exit with status 1 on error.
28344 * genextract.c (line_no): Make global.
28345 (VEC_safe_set_locstr): Change assertion to error message.
28346 (main): Exit with status 1 on error.
28348 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28352 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28353 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28354 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28355 * c-convert.c (convert): Do not call fold on results of conversion
28356 functions when the result is a C_MAYBE_CONST_EXPR.
28357 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28358 of __builtin_choose_expr.
28359 * c-typeck.c (remove_c_maybe_const_expr): New.
28360 (build_unary_op, build_conditional_expr, build_compound_expr,
28361 build_binary_op, c_objc_common_truthvalue_conversion): Call
28362 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28365 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28367 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28368 CODE to produce a new one. Add a prototype to use fold_convert_const
28370 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28373 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28374 mix declarations and code.
28376 2009-04-08 Ben Elliston <bje@au.ibm.com>
28378 * gcc.c: Replace `CC' with `GCC' throughout.
28380 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28382 * doc/invoke.texi: Document Atom support.
28384 2009-04-07 Jason Merrill <jason@redhat.com>
28387 * c-common.h, c-common.c: Add flag_pretty_templates.
28388 * c-opts.c (c_common_handle_option): Set it.
28389 * c.opt: Add -fno-pretty-templates.
28390 * doc/invoke.texi (C++ Dialect Options): Likewise.
28392 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28394 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28395 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28396 (ia64_expand_builtin): Likewise.
28398 2009-04-07 Martin Jambor <mjambor@suse.cz>
28400 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28401 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28402 ADDR_EXPRS are include too.
28404 2009-04-07 Richard Guenther <rguenther@suse.de>
28406 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28407 decls are only used if passes as parameters or if they are
28408 local statics and the call is not to a builtin.
28409 (call_may_clobber_ref_p_1): Likewise.
28411 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28413 * expr.c (do_store_flag): Remove last argument. Simplify code
28414 to avoid duplication of tests already done by can_compare_p.
28415 (expand_expr_real_1): Adjust caller.
28417 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28419 * optabs.c (can_compare_p): Test the predicate of a
28420 cbranch and cstore pattern.
28422 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28424 * expr.c (convert_move): Use emit_store_flag instead of
28427 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28429 * config/i386/i386.c (ix86_compare_emitted): Remove.
28430 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28431 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28432 * config/i386/i386.h (ix86_compare_emitted): Remove.
28433 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28434 instead of ix86_compare_emitted.
28435 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28437 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28439 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28440 Add t-sysroot-suffix to tmake_file.
28441 * config/print-sysroot-suffix.sh: New file.
28442 * config/t-sysroot-suffix: New file.
28444 2009-04-07 Ben Elliston <bje@au.ibm.com>
28446 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28447 as the latter produces a warning when the target does not support
28450 2009-04-07 Ben Elliston <bje@au.ibm.com>
28452 * dfp.c: Replace type punning assignments with memcpy throughout.
28453 * Makefile.in (dfp.o-warn): Remove.
28455 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28458 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28459 Include soft-fp/t-softfp after rs6000/t-linux64.
28461 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28463 * stor-layout.c (set_sizetype): Use the full precision of their
28464 machine mode for bitsize types.
28466 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28468 * config/i386/i386.md: Revert 2 accidental checkins.
28470 2009-04-06 Joey Ye <joey.ye@intel.com>
28471 Xuepeng Guo <xuepeng.guo@intel.com>
28472 H.J. Lu <hongjiu.lu@intel.com>
28474 Atom pipeline model, tuning and insn selection.
28475 * config.gcc (atom): Add atom config options and target.
28477 * config/i386/atom.md: New.
28479 * config/i386/i386.c (atom_cost): New cost.
28480 (m_ATOM): New macro flag.
28481 (initial_ix86_tune_features): Set m_ATOM.
28482 (x86_accumulate_outgoing_args): Likewise.
28483 (x86_arch_always_fancy_math_387): Likewise.
28484 (processor_target): Add Atom cost.
28485 (cpu_names): Add Atom cpu name.
28486 (override_options): Set Atom ISA.
28487 (ix86_issue_rate): New case PROCESSOR_ATOM.
28488 (ix86_adjust_cost): Likewise.
28490 * config/i386/i386.h (TARGET_ATOM): New target macro.
28491 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28492 (TARGET_OPT_AGU): New target option.
28493 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28494 (processor_type): Add PROCESSOR_ATOM.
28496 * config/i386/i386.md (cpu): Add new value "atom".
28497 (use_carry, movu): New attr.
28498 (atom.md): Include atom.md.
28499 (adddi3_carry_rex64): Set attr "use_carry".
28500 (addqi3_carry): Likewise.
28501 (addhi3_carry): Likewise.
28502 (addsi3_carry): Likewise.
28503 (*addsi3_carry_zext): Likewise.
28504 (subdi3_carry_rex64): Likewise.
28505 (subqi3_carry): Likewise.
28506 (subhi3_carry): Likewise.
28507 (subsi3_carry): Likewise.
28508 (x86_movdicc_0_m1_rex64): Likewise.
28509 (*x86_movdicc_0_m1_se): Likewise.
28510 (x86_movsicc_0_m1): Likewise.
28511 (*x86_movsicc_0_m1_se): Likewise.
28512 (*adddi_1_rex64): Emit add insn as much as possible.
28513 (*addsi_1): Likewise.
28514 (return_internal): Set atom_unit.
28515 (return_internal_long): Likewise.
28516 (return_pop_internal): Likewise.
28517 (*rcpsf2_sse): Set atom_sse_attr attr.
28518 (*qrt<mode>2_sse): Likewise.
28519 (*prefetch_sse): Likewise.
28521 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28523 (ix86_target_macros_internal): Likewise.
28525 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28526 (*prefetch_sse_rex): Likewise.
28527 (sse_rcpv4sf2): Likewise.
28528 (sse_vmrcpv4sf2): Likewise.
28529 (sse_sqrtv4sf2): Likewise.
28530 (<sse>_vmsqrt<mode>2): Likewise.
28531 (sse_ldmxcsr): Likewise.
28532 (sse_stmxcsr): Likewise.
28533 (*sse_sfence): Likewise.
28534 (sse2_clflush): Likewise.
28535 (*sse2_mfence): Likewise.
28536 (*sse2_lfence): Likewise.
28537 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28538 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28539 (avx_movdqu<avxmodesuffix>): Likewise.
28540 (avx_lddqu<avxmodesuffix>): Likewise.
28541 (sse2_movntv2di): Change attr "type" to "ssemov".
28542 (sse2_movntsi): Likewise.
28543 (rsqrtv8sf2): Change attr "type" to "sseadd".
28544 (sse3_addsubv2df3): Set attr "atom_unit".
28545 (sse3_h<plusminus_insn>v4sf3): Likewise.
28546 (*sse2_pmaddwd): Likewise.
28547 (*vec_extractv2di_1_rex64): Likewise.
28548 (*vec_extractv2di_1_avx): Likewise.
28549 (sse2_psadbw): Likewise.
28550 (ssse3_phaddwv8hi3): Likewise.
28551 (ssse3_phaddwv4hi3): Likewise.
28552 (ssse3_phadddv4si3): Likewise.
28553 (ssse3_phadddv2si3): Likewise.
28554 (ssse3_phaddswv8hi3): Likewise.
28555 (ssse3_phaddswv4hi3): Likewise.
28556 (ssse3_phsubwv8hi3): Likewise.
28557 (ssse3_phsubwv4hi3): Likewise.
28558 (ssse3_phsubdv4si3): Likewise.
28559 (ssse3_phsubdv2si3): Likewise.
28560 (ssse3_phsubswv8hi3): Likewise.
28561 (ssse3_phsubswv4hi3): Likewise.
28562 (ssse3_pmaddubsw128): Likewise.
28563 (sse3_pmaddubsw: Likewise.
28564 (ssse3_palignrti): Likewise.
28565 (ssse3_palignrdi): Likewise.
28567 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28569 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28571 2009-04-06 Richard Guenther <rguenther@suse.de>
28573 PR tree-optimization/28868
28574 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28575 of which PHI results we inserted.
28576 (insert_into_preds_of_block): Record inserted PHIs.
28577 (eliminate): Eliminate redundant PHI nodes.
28578 (init_pre): Init inserted_phi_names.
28580 2009-04-06 Richard Guenther <rguenther@suse.de>
28582 PR tree-optimization/39643
28583 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28584 IMAGPART_EXPRs of complex constants.
28585 (execute_fold_all_builtins): If we folded a call queue
28586 TODO_update_address_taken.
28588 2009-04-06 Jan Hubicka <jh@suse.cz>
28590 PR middle-end/39659
28591 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28594 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28596 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28598 (ic_invalidate_array): Likewise.
28600 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28602 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28603 alignment for library calls.
28605 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28607 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28608 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28609 * config/i386/mingw-stdint.h: New file.
28611 2009-04-05 Richard Guenther <rguenther@suse.de>
28613 PR tree-optimization/39648
28614 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28615 our &A vs. &A[0] IL deficiencies.
28617 2009-04-04 Jan Hubicka <jh@suse.cz>
28619 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28620 removed toplevel regions.
28621 (sjlj_mark_call_sites): Likewise.
28623 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28625 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28626 (cygwin tm clause use_gcc_stdint): Set to wrap.
28627 * config/i386/cygwin-stdint.h: New file.
28629 2009-04-04 Richard Guenther <rguenther@suse.de>
28631 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28632 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28633 single-argument PHIs if we are in loop-closed SSA form.
28634 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28635 for the pre-condition.
28636 (slpeel_tree_peel_loop_to_edge): Likewise.
28637 (vect_build_loop_niters): Take an optional sequence to append stmts.
28638 (vect_generate_tmps_on_preheader): Likewise.
28639 (vect_do_peeling_for_loop_bound): Take extra guards for the
28641 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28642 the cost model check.
28643 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28644 guards if we are going to peel. Do not apply versioning in that case.
28645 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28646 (vect_do_peeling_for_loop_bound): Likewise.
28647 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28648 loop bound only record extra pre-conditions, do not apply loop
28651 2009-04-04 Richard Guenther <rguenther@suse.de>
28653 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28656 2009-04-04 Jan Hubicka <jh@suse.cz>
28658 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28659 last_basic_block for size of bb->index indexed array.
28660 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28661 compute_out, link_btr_uses, build_btr_def_use_webs,
28662 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28664 2009-04-04 Jan Hubicka <jh@suse.cz>
28666 * except.c (remove_eh_handler_and_replace): Break out from ...
28667 (remove_eh_handler): ... here.
28668 (bring_to_root): New function.
28669 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28670 handled ones, bring others to root of tree.
28672 2009-04-04 Jan Hubicka <jh@suse.cz>
28674 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28675 (all_phis_safe_to_merge): New function.
28676 (update_info): New structure.
28677 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28678 (cleanup_empty_eh): Update SSA if possible.
28680 2009-04-04 Richard Guenther <rguenther@suse.de>
28682 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28683 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28684 (append_vuse): Likewise.
28686 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28688 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28689 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28690 instead of REG_UNSAVED for DW_CFA_undefined.
28691 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28692 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28695 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28698 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28700 2009-04-04 Richard Guenther <rguenther@suse.de>
28702 PR tree-optimization/8781
28703 PR tree-optimization/37892
28704 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28705 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28706 (valueize_refs): Call it for *& valueizations.
28707 (shared_reference_ops_from_ref): Rename to ...
28708 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28709 (shared_reference_ops_from_call): Rename to ...
28710 (valueize_shared_reference_ops_from_call): ... this and valueize.
28711 (vn_reference_lookup): Update.
28712 (visit_reference_op_call): Likewise.
28713 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28714 (eliminate): Value-replace the call address in call statements.
28716 2009-04-04 Richard Guenther <rguenther@suse.de>
28718 PR tree-optimization/39636
28719 * tree-ssa-forwprop.c
28720 (forward_propagate_addr_into_variable_array_index): Check for
28721 GIMPLE_ASSIGN before accessing the rhs code.
28723 2009-04-03 Jason Merrill <jason@redhat.com>
28725 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28727 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28729 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28730 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28731 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28732 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28733 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28734 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28735 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28736 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28737 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28738 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28739 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28740 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28741 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28742 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28743 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28744 Use fr_reg_or_fp01_operand instead of fr_register_operand
28746 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28747 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28748 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28750 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28752 PR rtl-optimization/39607
28753 PR rtl-optimization/39631
28757 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28758 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28759 instead of DF_LR_OUT.
28760 * ira-lives.c (process_bb_node_lives): Ditto.
28761 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28762 instead of DF_LR_{OUT,IN}.
28763 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28764 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28766 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28768 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28769 (execute_lower_omp): Always run but take the short way out if -fopenmp
28771 (gate_lower_omp): Remove, forcing the pass manager to always run the
28772 pass and always set PROP_gimple_lomp.
28773 (pass_lower_omp): Remove gate function.
28774 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28775 PROP_trees. Instead, require it.
28776 * ipa-cp.c (pass_ipa_cp): Likewise.
28777 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28778 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28779 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28780 and PROP_gimple_leh.
28782 2009-04-03 Richard Guenther <rguenther@suse.de>
28784 PR middle-end/13146
28785 PR tree-optimization/23940
28786 PR tree-optimization/33237
28787 PR middle-end/33974
28788 PR middle-end/34093
28789 PR tree-optimization/36201
28790 PR tree-optimization/36230
28791 PR tree-optimization/38049
28792 PR tree-optimization/38207
28793 PR tree-optimization/38230
28794 PR tree-optimization/38301
28795 PR tree-optimization/38585
28796 PR middle-end/38895
28797 PR tree-optimization/38985
28798 PR tree-optimization/39299
28799 * tree-ssa-structalias.h: Remove.
28800 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28801 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28802 (struct vuse_element_d): Remove.
28803 (struct vuse_vec_d): Likewise.
28804 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28805 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28806 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28807 VUSE_ELEMENT_VAR): Likewise.
28808 (struct voptype_d): Likewise.
28809 (NUM_VOP_FREE_BUCKETS): Likewise.
28810 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28811 (struct stmt_operands_d): Remove.
28812 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28813 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28814 VDEF_NUM, VDEF_VECT): Likewise.
28815 (copy_virtual_operands): Remove.
28816 (operand_build_cmp): Likewise.
28817 (create_ssa_artificial_load_stmt): Likewise.
28818 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28819 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28820 vuse_index and mayuse_index members. Pack and move done and iter_type
28821 members to the front.
28822 (SSA_OP_VMAYUSE): Remove.
28823 (SSA_OP_VIRTUAL_USES): Adjust.
28824 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28825 (unlink_stmt_vdef): Declare.
28826 (add_to_addressable_set): Remove.
28827 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28828 (vrp_visit_stmt): Likewise.
28829 * doc/tree-ssa.texi (Alias analysis): Update.
28830 * doc/invoke.texi (max-aliased-vops): Remove docs.
28831 (avg-aliased-vops): Likewise.
28832 * tree-into-ssa.c (syms_to_rename): Remove.
28833 (need_to_update_vops_p): Likewise.
28834 (need_to_initialize_update_ssa_p): Rename to ...
28835 (update_ssa_initialized_fn): ... this. Track function we are
28837 (symbol_marked_for_renaming): Simplify.
28838 (add_new_name_mapping): Do not set need_to_update_vops_p.
28839 (dump_currdefs): Use SYMS_TO_RENAME.
28840 (rewrite_update_stmt): Always walk all uses/defs.
28841 (dump_update_ssa): Adjust.
28842 (init_update_ssa): Take function argument. Track what we are
28844 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28845 (create_new_def_for): Initialize for cfun, assert we are initialized
28847 (mark_sym_for_renaming): Simplify.
28848 (mark_set_for_renaming): Do not initialize update-ssa.
28849 (need_ssa_update_p): Simplify. Take function argument.
28850 (name_mappings_registered_p): Assert we ask for the correct function.
28851 (name_registered_for_update_p): Likewise.
28852 (ssa_names_to_replace): Likewise.
28853 (release_ssa_name_after_update_ssa): Likewise.
28854 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28855 (dump_decl_set): Do not print a newline.
28856 (debug_decl_set): Do it here.
28857 (dump_update_ssa): And here.
28858 * tree-ssa-loop-im.c (move_computations): Adjust.
28859 (movement_possibility): Likewise.
28860 (determine_max_movement): Likewise.
28861 (gather_mem_refs_stmt): Likewise.
28862 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28863 or NAME_MEMORY_TAG.
28864 * tree-complex.c (update_all_vops): Remove.
28865 (expand_complex_move): Adjust.
28866 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28867 Simplify test for memory referencing statement. Exclude
28868 non-invariant ADDR_EXPRs.
28869 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28870 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28871 (rdg_flag_uses): Likewise.
28872 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28874 (tree_optimize_tail_calls_1): Also split the
28875 edge from the entry block if we have degenerate PHI nodes in
28876 the first basic block.
28877 * tree.c (init_ttree): Remove memory-tag related code.
28878 (tree_code_size): Likewise.
28879 (tree_node_structure): Likewise.
28880 (build7_stat): Re-write to be build6_stat.
28881 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28882 (SSA_VAR_P): Adjust.
28883 (struct tree_memory_tag): Remove.
28884 (struct tree_memory_partition_tag): Likewise.
28885 (union tree_node): Adjust.
28886 (build7): Re-write to be build6.
28887 * tree-pass.h (pass_reset_cc_flags): Remove.
28888 (TODO_update_address_taken): New flag.
28889 (pass_simple_dse): Remove.
28890 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28891 * params.h (MAX_ALIASED_VOPS): Remove.
28892 (AVG_ALIASED_VOPS): Likewise.
28893 * omp-low.c (expand_omp_taskreg): Update SSA form.
28894 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28895 aliases the lhs in a copy stmt.
28896 * tree-ssa-dse.c (struct address_walk_data): Remove.
28897 (memory_ssa_name_same): Likewise.
28898 (memory_address_same): Likewise.
28899 (get_kill_of_stmt_lhs): Likewise.
28900 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28901 unused stores. Look through PHI nodes into post-dominated regions.
28902 (dse_optimize_stmt): Simplify. Properly remove stores.
28903 (tree_ssa_dse): Compute dominators.
28904 (execute_simple_dse): Remove.
28905 (pass_simple_dse): Likewise.
28906 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28907 gimple_loaded_syms and gimple_stored_syms computation.
28908 * toplev.c (dump_memory_report): Dump alias and pta stats.
28909 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28910 (vn_reference_eq): Likewise.
28911 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28912 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28913 valueize_vuses): Remove.
28914 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28915 (get_def_ref_stmt_vuse): ... this.
28916 (vn_reference_lookup_2): New function.
28917 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28918 walking equivalent vuses. Simplify.
28919 (vn_reference_lookup): Likewise.
28920 (vn_reference_insert): Likewise.
28921 (vn_reference_insert_pieces): Likewise.
28922 (visit_reference_op_call): Simplify.
28923 (visit_reference_op_load): Likewise.
28924 (visit_reference_op_store): Likewise.
28925 (init_scc_vn): Remove shared_lookup_vuses initialization.
28926 (free_scc_vn): Remove shared_lookup_vuses freeing.
28927 (sort_vuses, sort_vuses_heap): Remove.
28928 (get_ref_from_reference_ops): Export.
28929 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28930 vector with single vuse pointer.
28931 (vn_reference_lookup_pieces, vn_reference_lookup,
28932 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28933 (shared_vuses_from_stmt): Remove.
28934 (get_ref_from_reference_ops): Declare.
28935 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28936 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28937 memory-tag related code.
28938 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28939 (likely_value): Add comment, skip static-chain of call statements.
28940 (surely_varying_stmt_p): Adjust.
28941 (gimplify_and_update_call_from_tree): Likewise.
28942 (execute_fold_all_builtins): Do not rebuild alias info.
28943 (gimplify_and_update_call_from_tree): Properly update VOPs.
28944 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28945 (copy_ref_info): Remove memory-tag related code.
28946 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28947 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28948 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28950 * tree-ssa-dom.c (gimple_p): Remove typedef.
28951 (eliminate_redundant_computations): Adjust.
28952 (record_equivalences_from_stmt): Likewise.
28953 (avail_expr_hash): Likewise.
28954 (avail_expr_eq): Likewise.
28955 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28956 (stmt_makes_single_load): Likewise.
28957 (stmt_makes_single_store): Likewise.
28958 * tree-ssa-alias.c: Rewrite completely.
28959 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28960 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28961 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28962 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28963 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28964 Remove public functions.
28965 (pass_reset_cc_flags): Remove.
28966 (pass_build_alias): Move ...
28967 * tree-ssa-structalias.c (pass_build_alias): ... here.
28968 * tree-ssa-alias.c (may_be_aliased): Move ...
28969 * tree-flow-inline.h (may_be_aliased): ... here.
28970 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28971 count_uses_and_derefs): Move ...
28972 * gimple.c: ... here.
28973 * gimple.h (count_uses_and_derefs): Declare.
28974 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28975 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28976 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28977 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28978 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28979 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28980 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28982 * tree-dfa.c (refs_may_alias_p): Move ...
28983 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28984 * tree-ssa-alias.h: New file.
28985 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28986 (statement_sink_location): Likewise.
28987 * opts.c (decode_options): Do not adjust max-aliased-vops or
28988 avg-aliased-vops values.
28989 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28990 (TV_CALL_CLOBBER): Likewise.
28991 (TV_FLOW_SENSITIVE): Likewise.
28992 (TV_FLOW_INSENSITIVE): Likewise.
28993 (TV_MEMORY_PARTITIONING): Likewise.
28994 (TV_ALIAS_STMT_WALK): New timevar.
28995 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28996 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28997 (get_address_description): Remove memory-tag related code.
28998 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28999 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
29000 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
29001 and immediate uses in statements. Document.
29002 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
29003 (dump_symbols): Remove.
29004 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
29005 * alias.c (get_deref_alias_set): New function split out from ...
29006 (get_alias_set): ... here.
29007 * alias.h (get_deref_alias_set): Declare.
29008 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
29009 type parameter. Remove restrict pointer handling. Create a
29010 ref-all pointer in case type-based alias sets do not conflict.
29011 (vect_analyze_data_refs): Remove SMT related code.
29012 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
29013 (vectorizable_load): Likewise.
29014 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
29015 (DR_SYMBOL_TAG, DR_VOPS): Remove.
29016 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
29017 Ignore vops and SMTs.
29018 (dr_analyze_alias): Likewise..
29019 (free_data_ref): Likewise.
29020 (create_data_ref): Likewise.
29021 (analyze_all_data_dependences): Likewise.
29022 (get_references_in_stmt): Adjust.
29023 * tree-flow-inline.h (gimple_aliases_computed_p,
29024 gimple_addressable_vars, gimple_call_clobbered_vars,
29025 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29026 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29027 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29028 gimple_mem_ref_stats): Remove.
29029 (gimple_vop): New function.
29030 (op_iter_next_use): Remove vuses and mayuses cases.
29031 (op_iter_next_def): Remove vdefs case.
29032 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29033 (clear_and_done_ssa_iter): Do not set removed fields.
29034 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
29035 Assert we are not iterating over vuses or vdefs if not also
29036 iterating over uses or defs.
29037 (op_iter_init_use): Likewise.
29038 (op_iter_init_def): Likewise.
29039 (op_iter_next_vdef): Remove.
29040 (op_iter_next_mustdef): Likewise.
29041 (op_iter_init_vdef): Likewise.
29042 (compare_ssa_operands_equal): Likewise.
29043 (link_use_stmts_after): Handle vuse operand.
29044 (is_call_used): Use is_call_clobbered.
29045 (is_call_clobbered): Global variables are always call clobbered,
29046 query the call-clobbers bitmap.
29047 (mark_call_clobbered): Ignore global variables.
29048 (clear_call_clobbered): Likewise.
29049 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29050 virtual operands sanity check.
29051 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29053 (TARGET_MEM_REF): Remove TMR_TAG operand.
29054 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29055 Remove call-clobber related code.
29056 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
29057 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
29058 partitions or escape reason.
29059 (get_single_def_stmt, get_single_def_stmt_from_phi,
29060 get_single_def_stmt_with_phi): Remove.
29061 (dump_referenced_vars): Tidy.
29062 (get_ref_base_and_extent): Allow bare decls.
29063 (collect_dfa_stats): Adjust.
29064 * graphite.c (rename_variables_in_stmt): Adjust.
29065 (graphite_copy_stmts_from_block): Likewise.
29066 (translate_clast): Likewise.
29067 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29069 (translate_vuse_through_block): Use the oracle.
29070 (phi_translate_1): Adjust.
29071 (value_dies_in_block_x): Use the oracle. Cache the outcome
29073 (valid_in_sets): Check if the VUSE for
29074 a REFERENCE is available.
29075 (eliminate): Do not remove stmts during elimination,
29076 instead queue and remove them afterwards.
29077 (do_pre): Do not rebuild alias info.
29078 (pass_pre): Run TODO_rebuild_alias before PRE.
29079 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29080 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29081 (mark_all_v_defs_stmt): Remove.
29082 (mark_all_v_defs_seq): Adjust.
29083 (sra_replace): Likewise.
29084 (scalarize_use): Likewise.
29085 (scalarize_copy): Likewise.
29086 (scalarize_init): Likewise.
29087 (scalarize_ldst): Likewise.
29088 (todoflags): Remove.
29089 (tree_sra): Do not rebuild alias info.
29090 (tree_sra_early): Adjust.
29091 (pass_sra): Run TODO_update_address_taken before SRA.
29092 * tree-predcom.c (set_alias_info): Remove.
29093 (prepare_initializers_chain): Do not call it.
29094 (mark_virtual_ops_for_renaming): Adjust.
29095 (mark_virtual_ops_for_renaming_list): Remove.
29096 (initialize_root_vars): Adjust.
29097 (initialize_root_vars_lm): Likewise.
29098 (prepare_initializers_chain): Likewise.
29099 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29100 (may_propagate_copy_into_stmt): Likewise.
29101 (merge_alias_info): Do nothing for now.
29102 (propagate_tree_value_into_stmt): Adjust.
29103 (stmt_may_generate_copy): Likewise.
29104 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29105 not mark symbols for renaming.
29106 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
29107 with the same statement, make sure to update the new pointed-to one.
29108 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29109 call statements, do not mark symbols for renaming.
29110 (mark_operand_necessary): Dump something.
29111 (ref_may_be_aliased): New function.
29112 (mark_aliased_reaching_defs_necessary_1): New helper function.
29113 (mark_aliased_reaching_defs_necessary): Likewise.
29114 (mark_all_reaching_defs_necessary_1): Likewise.
29115 (mark_all_reaching_defs_necessary): Likewise.
29116 (propagate_necessity): Do not process virtual PHIs. For
29117 non-aliased loads mark all reaching definitions as necessary.
29118 For aliased loads and stores mark the immediate dominating
29119 aliased clobbers as necessary.
29120 (visited): New global static.
29121 (perform_tree_ssa_dce): Free visited bitmap after propagating
29123 (remove_dead_phis): Perform simple dead virtual PHI removal.
29124 (remove_dead_stmt): Properly unlink virtual operands when
29126 (eliminate_unnecessary_stmts): Schedule PHI removal after
29128 * tree-ssa-ter.c (is_replaceable_p): Adjust.
29129 (process_replaceable): Likewise.
29130 (find_replaceable_in_bb): Likewise.
29131 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
29132 based on the single gimple vop.
29133 (verify_flow_insensitive_alias_info): Remove.
29134 (verify_flow_sensitive_alias_info): Likewise.
29135 (verify_call_clobbering): Likewise.
29136 (verify_memory_partitions): Likewise.
29137 (verify_alias_info): Likewise.
29138 (verify_ssa): Adjust..
29139 (execute_update_addresses_taken): Export. Update SSA
29140 manually. Optimize only when optimizing. Use a local bitmap.
29141 (pass_update_address_taken): Remove TODO_update_ssa, add
29143 (pass_update_address_taken): Just use TODO_update_address_taken.
29144 (init_tree_ssa): Do not initialize addressable_vars.
29145 (verify_ssa): Verify new VUSE / VDEF properties.
29146 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29147 Do not call verify_alias_info.
29148 (delete_tree_ssa): Clear the VUSE, VDEF operands.
29149 Do not free the loaded and stored syms bitmaps. Reset the escaped
29150 and callused solutions. Do not free addressable_vars.
29151 Remove memory-tag related code.
29152 (warn_uninitialized_var): Aliases are always available.
29153 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29154 * lambda-code.c (can_put_in_inner_loop): Adjust.
29155 (can_put_after_inner_loop): Likewise.
29156 (perfect_nestify): Likewise.
29157 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29158 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
29159 (vectorizable_conversion): Do not mark symbols for renaming.
29160 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29161 (expand_call_inline): Unlink the calls virtual operands before
29163 (tree_function_versioning): Do not call update_ssa if we are not
29164 updating clones. Simplify.
29165 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29166 (propagate_with_phi): Likewise..
29167 * tree-outof-ssa.c (create_temp): Remove memory tag and call
29168 clobber code. Assert we are not aliased or global.
29169 * tree-flow.h: Include tree-ssa-alias.h
29170 (enum escape_type): Remove.
29171 (struct mem_sym_stats_d): Likewise.
29172 (struct mem_ref_stats_d): Likewise.
29173 (struct gimple_df): Add vop member. Remove global_var,
29174 call_clobbered_vars, call_used_vars, addressable_vars,
29175 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
29176 escaped and callused members.
29177 (struct ptr_info_def): Remove all members, add points-to solution
29179 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29180 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29181 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29182 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29183 (tree-ssa-alias.o): Likewise.
29184 (toplev.o): Add tree-ssa-alias.h
29185 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29186 * gimple.c (gimple_set_bb): Fix off-by-one error.
29187 (is_gimple_reg): Do not handle memory tags.
29188 (gimple_copy): Also copy virtual operands.
29189 Delay updating the statement. Do not reset loaded and stored syms.
29190 (gimple_set_stored_syms): Remove.
29191 (gimple_set_loaded_syms): Likewise.
29192 (gimple_call_copy_skip_args): Copy the virtual operands
29193 and mark the new statement modified.
29194 * tree-ssa-structalias.c (may_alias_p): Remove.
29195 (set_uids_in_ptset): Take the alias set to prune with as
29196 parameter. Fold in the alias test of may_alias_p.
29197 (compute_points_to_sets): Compute whether a ptr is dereferenced
29198 in a local sbitmap.
29199 (process_constraint): Deal with &ANYTHING on the lhs, reject all
29200 other ADDRESSOF constraints on the lhs.
29201 (get_constraint_for_component_ref): Assert that we don't get
29202 ADDRESSOF constraints from the base of the reference.
29203 Properly generate UNKNOWN_OFFSET for DEREF if needed.
29204 (struct variable_info): Remove collapsed_to member.
29205 (get_varinfo_fc): Remove.
29206 (new_var_info): Do not set collapsed_to.
29207 (dump_constraint): Do not follow cycles.
29208 (dump_constraint_graph): Likewise.
29209 (build_pred_graph): Likewise.
29210 (build_succ_graph): Likewise.
29211 (rewrite_constraints): Likewise.
29212 (do_simple_structure_copy): Remove.
29213 (do_rhs_deref_structure_copy): Remove.
29214 (do_lhs_deref_structure_copy): Remove.
29215 (collapse_rest_of_var): Remove.
29216 (do_structure_copy): Re-implement.
29217 (pta_stats): New global variable.
29218 (dump_pta_stats): New function.
29219 (struct constraint_expr): Make offset signed.
29220 (UNKNOWN_OFFSET): Define special value.
29221 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29222 (solution_set_expand): New helper function split out from ...
29223 (do_sd_constraint): ... here.
29224 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
29225 (do_ds_constraint): Likewise.
29226 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
29227 and CALLUSED = *CALLUSED.
29228 (set_union_with_increment): Make inc argument signed.
29229 (type_safe): Remove.
29230 (get_constraint_for_ptr_offset): Handle unknown and negative
29232 (first_vi_for_offset): Handle offsets before start. Bail
29233 out early for offsets beyond the variable extent.
29234 (first_or_preceding_vi_for_offset): New function.
29235 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29236 Together with ESCAPED = *ESCAPED this properly computes reachability.
29237 (find_what_var_points_to): New function.
29238 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
29239 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29240 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29241 pt_solutions_intersect): New functions.
29242 (compute_call_used_vars): Remove.
29243 (compute_may_aliases): New main entry into PTA computation.
29244 * gimple.h (gimple_p): New typedef.
29245 (struct gimple_statement_base): Remove references_memory_p.
29246 (struct gimple_statement_with_memory_ops_base): Remove
29247 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
29249 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29250 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29251 gimple_set_references_memory): Remove.
29252 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29253 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29255 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29256 (verify_expr): Allow RESULT_DECL.
29257 (gimple_duplicate_bb): Do not copy virtual operands.
29258 (gimple_duplicate_sese_region): Adjust.
29259 (gimple_duplicate_sese_tail): Likewise.
29260 (mark_virtual_ops_in_region): Remove.
29261 (move_sese_region_to_fn): Do not call it.
29262 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29263 and pass_simple_dse.
29264 (execute_function_todo): Handle TODO_update_address_taken,
29265 call execute_update_addresses_taken for TODO_rebuild_alias.
29266 (execute_todo): Adjust.
29267 (execute_one_pass): Init dump files early.
29268 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29270 (create_general_new_stmt): Clear vops.
29271 * tree-ssa-reassoc.c (get_rank): Adjust.
29272 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29273 symbols for renaming.
29274 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29275 (PARAM_AVG_ALIASED_VOPS): Likewise.
29276 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29277 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29278 * tree-ssa-operands.c: Simplify for new virtual operand representation.
29279 (operand_build_cmp, copy_virtual_operands,
29280 create_ssa_artificial_load_stmt, add_to_addressable_set,
29281 gimple_add_to_addresses_taken): Remove public functions.
29282 (unlink_stmt_vdef): New function.
29284 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29286 * config.gcc (powerpc-*-linux*): Merge variants.
29288 2009-04-02 Chao-ying Fu <fu@mips.com>
29289 James Grosbach <james.grosbach@microchip.com>
29291 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29292 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29294 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29295 keep_interrupts_masked_p, use_debug_exception_return_p.
29296 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29297 keep_interrupts_masked, use_debug_exception_return.
29298 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29299 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29301 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29302 (mips_print_operand): Process COP0 registers to print $0 .. $31
29303 correctly for GAS to process.
29304 (mips_interrupt_extra_call_saved_reg_p): New function.
29305 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29307 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29308 (mips_compute_frame_info): Add supports for interrupt context that
29309 includes doubleword accumulators and COP0 registers.
29310 (mips_for_each_saved_acc): New function.
29311 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29312 mips_for_each_saved_reg.
29313 (mips_save_reg): Save accumulators.
29314 (mips_kernel_reg_p): A new for_each_rtx callback.
29315 (mips_expand_prologue): Support interrupt handlers.
29316 (mips_restore_reg): Restore accumulators.
29317 (mips_expand_epilogue): Support interrupt handlers.
29318 (mips_can_use_return_insn): Return false for interrupt handlers.
29319 (mips_epilogue_uses): New function.
29320 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29321 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29322 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29323 cop0_move): New instructions.
29324 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29325 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29327 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29329 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29330 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29331 interrupt handlers, we use K0 as the temporary register.
29332 (EPILOGUE_USES): Change to a function call.
29333 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29334 handlers, we use K0 as the temporary register.
29336 * doc/extend.texi (Function Attributes): Document interrupt,
29337 use_shadow_register_set, keep_interrupts_masked,
29338 use_debug_exception_return for MIPS attributes.
29340 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29342 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29343 Remove a number of t-files from tmake_file.
29344 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29345 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29346 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29347 target_prototype, not TARGET_PROTOTYPE.
29348 (LINK_OS_GNU_SPEC): Define.
29349 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29350 and darwin-ldoubdle.c.
29352 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29355 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29356 (cpp_options): Ditto.
29357 (default_compilers): Ditto.
29358 (display_help): Ditto.
29359 (process_command): Ditto.
29360 (do_spec_1): Ditto.
29361 (set_input): Use lbasename instead of duplicate code.
29362 (save_temps_prefix): New static for -save-temps=obj.
29363 (save_temps_length): Ditto.
29365 * doc/invoke.texi (-save-temps=obj): Document new variant to
29366 -save-temps switch.
29368 2009-04-02 Jeff Law <law@redhat.com>
29370 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29373 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29375 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29376 * configure: Regenerated.
29378 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29380 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29381 share the argument list.
29383 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29387 2009-02-12 Diego Novillo <dnovillo@google.com>
29389 * varpool.c (debug_varpool): New.
29390 * cgraph.h (debug_varpool): Declare.
29392 2009-04-02 Jan Hubicka <jh@suse.cz>
29394 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29397 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29399 * config/i386/i386.c (ix86_abi): Move initialization to ...
29400 (override_options): Here.
29402 2009-04-02 Christian Bruel <christian.bruel@st.com>
29404 * config/sh/sh.c (sh_dwarf_register_span): New function.
29405 (TARGET_DWARF_REGISTER_SPAN): Define.
29406 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29408 2009-04-02 Ira Rosen <irar@il.ibm.com>
29410 PR tree-optimization/39595
29411 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29412 interleaved loads group is not greater than the SLP group size.
29414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29416 * builtins.c (is_builtin_name): New.
29417 (called_as_built_in): Use is_builtin_name.
29418 * tree.h (is_builtin_name): New.
29419 * varasm.c (incorporeal_function_p): Use is_builtin_name
29421 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29423 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29425 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29428 * c-decl.c (clone_underlying_type): Move this ...
29429 * c-common.c (set_underlying_type): ... here.
29430 Also, make sure the function properly sets TYPE_STUB_DECL() on
29431 the newly created typedef variant type.
29432 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29433 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29436 2009-04-02 Richard Guenther <rguenther@suse.de>
29438 PR tree-optimization/37221
29439 * tree-flow.h (degenerate_phi_result): Declare.
29440 * tree-ssa-dom.c (degenerate_phi_result): Export.
29441 * tree-scalar-evolution.c (analyze_initial_condition): If
29442 the initial condition is defined by a degenerate PHI node
29443 use the degenerate value.
29445 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29447 PR rtl-optimization/39588
29448 * combine.c (merge_outer_ops): Do not set the constant when this
29450 (simplify_shift_const_1): Do not modify it either in this case.
29452 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29454 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29455 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29457 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29460 * c-lex.c (interpret_float): Default (no suffix) is double.
29462 2009-04-1 Xinliang David Li <davidxl@google.com>
29464 * config/i386/i386.c (legitimate_constant_p): Recognize
29465 all one vector constant.
29467 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29469 * config/vax/vax.c: Add #includes to silence warnings.
29470 Change #include order to silence two warnings.
29472 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29474 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29475 (ASM_SPEC): Pass -k to the assembler for PIC code.
29477 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29479 * config.gcc: Add vax-*-linux* to the switch.
29480 * config/vax/linux.h: New file. (TARGET_VERSION,
29481 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29483 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29485 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29486 Use predicate macros instead of GET_CODE() == foo.
29487 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29488 ashlsi3, rotrsi3, <unnamed>): Likewise.
29490 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29492 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29493 jbbccihi, jbbccisi): Remova trailing whitespace.
29494 * config/vax/constraints.md: Likewise.
29495 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29496 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29497 * config/vax/predicates.md: Likewise.
29498 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29499 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29500 * config/vax/vax.h: Likewise.
29501 * config/vax/vax.md (nonlocal_goto): Likewise.
29503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29505 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29506 (indirectable_address_p, adjacent_operands_p): Add spaces around
29508 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29512 * config/vax/vax.c (legitimate_constant_address_p,
29513 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29514 index_term_p, reg_plus_index_p, legitimate_address_p,
29515 vax_mode_dependent_address_p): Update comments to match functions
29516 modified by the recent int->bool conversion.
29518 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29520 * config/vax/builtins.md: Update copyright message.
29521 * config/vax/constraints.md: Likewise.
29522 * config/vax/netbsd-elf.h: Likewise.
29523 * config/vax/predicates.md: Likewise.
29524 * config/vax/vax-protos.h: Likewise.
29525 * config/vax/vax.c: Likewise.
29526 * config/vax/vax.h: Likewise.
29527 * config/vax/vax.md: Likewise.
29528 * config/vax/vax.opt: Likewise.
29530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29532 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29533 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29534 * config/vax/constraints.md (B, R): Likewise.
29535 * config/vax/predicates.md (external_memory_operand,
29536 nonimmediate_addsub_di_operand): Likewise.
29537 * config/vax/vax.c (vax_output_int_add): Likewise.
29538 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29539 untyped_call): Likewise.
29541 2009-04-01 Matt Thomas <matt@3am-software.com>
29543 * config/vax/predicates.md: New file.
29544 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29545 external_const_operand, nonsymbolic_operand, external_memory_operand,
29546 indirect_memory_operand, indexed_memory_operand,
29547 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29548 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29550 * config/vax/constraints.md: New file.
29551 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29553 * config/vax/builtins.md: New file.
29554 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29555 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29557 * config/vax/vax.opt (mqmath): Add option.
29558 * config/vax/vax.md (isfx): Extend with DI.
29559 (VAXintQH, VAXintQHSD): Define.
29560 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29561 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29562 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29563 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29564 (movdi): Update constraints and use vax_output_int_move().
29565 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29566 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29567 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29568 nonlocal_goto): New.
29569 (mov<mode>): Extend accepted operand types.
29570 (subdi3_old): Rename from subdi3, change update constraints and use
29571 a new implementation.
29572 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29573 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29574 MOVE_RATIO, CLEAR_RATIO): Define.
29575 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29576 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29577 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29578 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29579 (split_quadword_operands): Make static and really allow variable
29581 (print_operand_address): Update for PIC generation.
29582 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29583 indexable_address_p, fixup_mathdi_operand,
29584 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29585 (vax_float_literal, legitimate_constant_p,
29586 indirectable_constant_address_p, index_term_p,
29587 reg_plus_index_p): Return bool instead of int.
29588 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29590 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29592 (vax_output_conditional_branch): Indent.
29593 (legitimate_constant_address_p, indirectable_constant_address_p,
29594 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29595 vax_mode_dependent_address_p): Return bool instead of int, update for
29597 * config/vax/vax-protos.h (legitimate_constant_address_p,
29598 legitimate_constant_p, legitimate_address_p,
29599 vax_mode_dependent_address_p): Change declaration to bool.
29600 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29601 vax_expand_addsub_di_operands, vax_output_int_subtract,
29602 vax_output_movmemsi): Declare.
29603 (split_quadword_operands, vax_float_literal): Delete declaration.
29604 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29605 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29606 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29607 ASM_OUTPUT_DWARF_PCREL): Define.
29608 (ASM_SPEC): Change definition to allow PIC generation.
29610 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29612 * doc/sourcebuild.texi: Update front-end requirements.
29614 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29617 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29618 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29619 (booldi3_internal3): Use boolean_or_operator instead of
29622 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29625 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29626 declarator whose size is not an integer constant expression but
29627 folds to an integer constant, then treat it as a constant
29630 2009-04-01 Richard Guenther <rguenther@suse.de>
29632 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29633 i * 4 + 2 to (i * 2 + 1) * 2.
29635 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29638 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29639 return if c_parser_asm_string_literal returned NULL.
29641 2009-04-01 Nick Clifton <nickc@redhat.com>
29643 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29645 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29646 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29647 other typedefs to avoid conflicts with libgcc2.c. Define labels
29648 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29650 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29651 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29654 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29656 * varasm.c (default_function_rodata_section): Declare DOT as
29659 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29660 Andrey Galkin <agalkin@hypercom.com>
29663 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29664 Make object_name unique for each process.
29666 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29669 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29670 addressable variables in the parallel that could go out of scope while
29671 running queued tasks.
29673 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29675 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29676 (CASE_VALUES_THRESHOLD): Redefine.
29677 * config/avr/avr.c (avr_override_options): Remove initialization of
29678 avr_case_values_threshold variable.
29679 (avr_case_values_threshold): Remove variable. Add new function.
29680 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29681 * config/avr/avr.opt (mno-tablejump): Remove option.
29682 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29684 2009-04-01 DJ Delorie <dj@redhat.com>
29686 * varasm.c (default_function_rodata_section): Don't assume
29687 anything about where the first '.' in the section name is.
29689 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29691 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29692 rs6000_emit_stack_tie.
29694 2009-03-31 Ian Lance Taylor <iant@google.com>
29696 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29697 gimple_code with GIMPLE_RESX, not RESX.
29699 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29701 * c-common.c (c_get_ident): New.
29702 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29704 2009-04-01 Ben Elliston <bje@au.ibm.com>
29706 * config/rs6000/sysv4.opt (msdata): Improve option description.
29708 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29710 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29711 (divdf3_internal_lat): Remove.
29712 (divxf3_internal_lat): Remove.
29713 (divxf3_internal_thr): Remove.
29714 (divxf): Use divxf3_internal.
29715 * config/ia64/div.md (divsf3_internal_lat): New.
29716 (divdf3_internal_lat): New.
29717 (divxf3_internal): New.
29719 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29722 * Makefile.in (USE_GCC_STDINT): Define.
29723 (stmp-int-hdrs): Install stdint.h if applicable.
29724 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29726 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29727 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29728 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29729 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29730 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29731 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29732 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29733 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29734 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29735 (c_common_nodes_and_builtins): Initialize
29736 underlying_wchar_type_node. Do not initialize
29737 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29738 nodes for new types.
29739 (c_stddef_cpp_builtins): Define macros for new types.
29740 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29742 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29743 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29744 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29745 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29746 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29747 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29748 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29749 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29750 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29751 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29752 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29753 int16_type_node, int32_type_node, int64_type_node,
29754 uint8_type_node, uint16_type_node, c_uint32_type_node,
29755 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29756 int_least32_type_node, int_least64_type_node,
29757 uint_least8_type_node, uint_least16_type_node,
29758 uint_least32_type_node, uint_least64_type_node,
29759 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29760 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29761 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29762 uintptr_type_node): Define.
29763 * c-cppbuiltin.c (builtin_define_constants,
29764 builtin_define_type_minmax): New.
29765 (builtin_define_stdint_macros): Define more macros.
29766 (c_cpp_builtins): Define more limit macros.
29767 (type_suffix): New.
29768 (builtin_define_type_max): Define in terms of
29769 builtin_define_type_minmax. Remove is_long parameter. All
29771 * config.gcc (use_gcc_stdint): Define.
29772 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29773 Add newlib-stdint.h for generic targets.
29774 * config/glibc-stdint.h, config/newlib-stdint.h,
29775 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29776 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29777 * config/score/score.h (UINTPTR_TYPE): Define.
29778 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29779 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29780 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29781 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29782 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29783 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29784 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29785 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29786 * config/spu/spu.h (STDINT_LONG32): Define.
29787 * configure.ac (use_gcc_stdint): Substitute.
29788 * configure: Regenerate.
29789 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29790 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29791 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29792 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29793 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29794 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29795 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29796 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29797 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29798 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29799 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29800 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29801 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29802 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29803 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29804 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29805 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29806 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29807 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29808 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29809 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29810 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29811 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29812 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29813 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29814 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29815 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29816 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29817 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29819 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29821 * loop-iv.c (suitable_set_for_replacement): Renamed from
29822 simplify_using_assignment; changed to return bool and to accept new
29823 args DEST and SRC. Return true iff we find a source/destination pair
29824 that can be used to make a replacement, and fill SRC and DEST if so.
29825 Remove arg ALTERED. Don't deal with altered regs here. All callers
29827 (simplify_using_initial_values): Deal with altered regs here and track
29828 more precisely the effect they have on the validity of our expression.
29830 * loop-iv.c (simplify_using_condition): A condition of the form
29831 (EQ REG CONST) can be used to simply make a substitution.
29832 (simplify_using_initial_values): Keep track of conditions we have seen
29833 and keep using them to simplify new expressions, while applying the
29834 same substitutions to them as to the expression.
29836 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29837 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29840 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29841 changed. Use this when trying to improve the upper bound.
29842 Generate the comparison by using simplify_gen_relational.
29844 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29846 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29848 (simplify_using_assignment, simplify_using_initial_values): Call
29849 replace_in_expr to make replacements. Call replace_single_def_regs
29850 once on the initial version of the expression.
29852 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29855 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29857 2009-03-31 Richard Guenther <rguenther@suse.de>
29859 PR middle-end/31029
29860 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29861 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29863 2009-03-31 Richard Guenther <rguenther@suse.de>
29865 * tree.h (div_if_zero_remainder): Declare.
29866 * fold-const.c (div_if_zero_remainder): Export.
29867 * tree-ssa-forwprop.c
29868 (forward_propagate_addr_into_variable_array_index): Handle
29869 constant array index addition outside of the variable index.
29871 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29874 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29875 define_splits, floatunssi<mode>2): Require x87 conversions from
29876 DImode to be permitted.
29878 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29880 PR preprocessor/15638
29881 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29883 2009-03-31 Richard Guenther <rguenther@suse.de>
29885 PR middle-end/23401
29886 PR middle-end/27810
29887 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29888 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29889 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29890 a separate statement.
29891 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29892 (lookup_tmp_var): Likewise.
29893 (is_gimple_formal_tmp_or_call_rhs): Remove.
29894 (is_gimple_reg_or_call_rhs): Rename to ...
29895 (is_gimple_reg_rhs_or_call): ... this.
29896 (is_gimple_mem_or_call_rhs): Rename to ...
29897 (is_gimple_mem_rhs_or_call): ... this.
29898 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29899 DECL_GIMPLE_REG_P only if is_formal is true.
29900 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29901 for non-proper post-modify expression gimplification.
29902 (gimplify_self_mod_expr): For post-modify expressions gimplify
29903 the lvalue to a minimal lvalue.
29904 (rhs_predicate_for): Remove formal temp case.
29905 (gimplify_modify_expr_rhs): Likewise.
29906 (gimplify_addr_expr): Use is_gimple_reg.
29907 (gimplify_expr): Remove formal temp cases.
29908 (gimple_regimplify_operands): Likewise.
29909 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29910 and FILTER_EXPR like constants.
29911 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29913 (is_gimple_formal_tmp_rhs): Remove.
29914 (is_gimple_reg_rhs): Remove special casing.
29915 (is_gimple_mem_rhs): Fix.
29916 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29917 (is_gimple_formal_tmp_var): Remove.
29918 (is_gimple_formal_tmp_reg): Likewise.
29919 (is_gimple_min_lval): Allow invariant component ref parts.
29920 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29921 is_gimple_formal_tmp_reg): Remove declarations.
29922 * tree-cfg.c (verify_expr): Verify that variables with address
29923 taken do not have DECL_GIMPLE_REG_P set.
29924 * tree-mudflap.c (mf_build_check_statement_for): Use
29925 force_gimple_operand instead of gimplify_expr.
29927 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29929 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29930 schedulable rows to compute_split_row.
29932 2009-03-31 Ben Elliston <bje@au.ibm.com>
29935 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29938 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29940 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29941 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29942 * configure: Regenerate.
29943 * config.in: Regenerate.
29944 * config/rs6000/rs6000.opt (mtls-markers): Add.
29945 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29946 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29947 (tls_ld_aix, tls_ld_sysv): Likewise.
29948 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29949 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29951 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29953 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29955 2009-03-30 Jan Hubicka <jh@suse.cz>
29957 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29959 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29960 detection and label handling.
29962 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29964 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29965 left_conflicts_size.
29966 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29967 ALLOCNO_LEFT_CONFLICTS_SIZE.
29969 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29970 remove_allocno_from_bucket_and_push,
29971 allocno_spill_priority_compare, push_allocnos_to_stack,
29972 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29973 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29974 (setup_allocno_left_conflicts_num): Ditto. Rename to
29975 setup_allocno_left_conflicts_size.
29976 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29977 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29978 setup_allocno_left_conflicts_size instead of
29979 setup_allocno_left_conflicts_num.
29981 * ira-build.c (ira_create_allocno): Use
29982 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29983 ALLOCNO_LEFT_CONFLICTS_NUM.
29985 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29987 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29988 instead of DF_LR_OUT.
29990 * ira-lives.c (process_bb_node_lives): Ditto.
29992 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29993 instead of DF_LR_{OUT,IN}.
29995 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29997 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29999 2009-03-30 Jan Hubicka <jh@suse.cz>
30001 * except.c (label_to_region_map): Fix thinko.
30003 2009-03-30 Steve Ellcey <sje@cup.hp.com>
30005 PR middle-end/38237
30006 * tree.h (tree_find_value): New declaration.
30007 * tree.c (tree_find_value): New function.
30008 * varasm.c (assemble_external): Avoid duplicate entries on lists.
30010 2009-03-30 Jakub Jelinek <jakub@redhat.com>
30013 * c-decl.c (struct c_binding): Add locus field.
30014 (bind): Add locus argument, set locus field from it.
30015 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
30016 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
30017 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
30018 implicitly_declare, undeclared_variable, lookup_label,
30019 declare_label, c_make_fname_decl, c_builtin_function,
30020 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30023 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
30026 * config/i386/i386.c (classify_argument): Check total size of
30029 2009-03-30 Martin Jambor <mjambor@suse.cz>
30031 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30032 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30033 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30036 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30037 seen_variable_array_ref while also traversing a union.
30039 * tree-inline.c (optimize_inline_calls): Do not call
30040 cgraph_node_remove_callees.
30041 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
30042 (pass_remove_cgraph_callee_edges): New variable.
30043 * passes.c (init_optimization_passes): Add
30044 pass_remove_cgraph_callee_edges after early inlining and before all
30045 late intraprocedural passes.
30047 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30049 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30051 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30052 Fix typos in names.
30054 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30056 * combine.c (simplify_comparison): Use have_insn_for.
30057 * dojump.c (do_jump): Likewise.
30059 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30061 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
30062 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30063 sparc_compare_op0 like sparc_compare_emitted used to be handled.
30064 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30065 instead of sparc_compare_emitted.
30066 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
30067 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30068 instead of sparc_compare_emitted.
30070 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30072 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30073 enter/exit cfglayout mode.
30074 (pass_partition_block): Require it.
30075 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
30076 (combine_instructions): Track basic blocks instead of labels.
30077 (update_cfg_for_uncondjump): New.
30078 (try_combine): Use it. Update jumps after rescanning.
30079 (pass_combine): Require PROP_cfglayout.
30080 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30082 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30084 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30085 Provide/destroy PROP_cfglayout respectively.
30086 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
30087 * tree-pass.h (PROP_cfglayout): New.
30089 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30091 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30092 fold_convert_const_fixed_from_fixed,
30093 fold_convert_const_fixed_from_int,
30094 fold_convert_const_fixed_from_real, fold_negate_const): Do not
30095 set TREE_CONSTANT_OVERFLOW.
30096 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30097 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30099 2009-03-30 Ira Rosen <irar@il.ibm.com>
30101 * tree-vect-loop-manip.c: New file.
30102 * tree-vectorizer.c: Update documentation and included files.
30103 (vect_loop_location): Make extern.
30104 (rename_use_op): Move to tree-vect-loop-manip.c
30105 (rename_variables_in_bb, rename_variables_in_loop,
30106 slpeel_update_phis_for_duplicate_loop,
30107 slpeel_update_phi_nodes_for_guard1,
30108 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30109 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30110 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30111 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30112 find_loop_location): Likewise.
30113 (new_stmt_vec_info): Move to tree-vect-stmts.c.
30114 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30115 get_vectype_for_scalar_type, vect_is_simple_use,
30116 supportable_widening_operation, supportable_narrowing_operation):
30118 (bb_in_loop_p): Move to tree-vect-loop.c.
30119 (new_loop_vec_info, destroy_loop_vec_info,
30120 reduction_code_for_scalar_code, report_vect_op,
30121 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30122 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30123 (vect_supportable_dr_alignment): Likewise.
30124 * tree-vectorizer.h (tree-data-ref.h): Include.
30125 (vect_loop_location): Declare.
30126 Reorganize function declarations according to the new file structure.
30127 * tree-vect-loop.c: New file.
30128 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30129 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30130 * tree-vect-data-refs.c: New file.
30131 * tree-vect-patterns.c (timevar.h): Don't include.
30132 * tree-vect-stmts.c: New file.
30133 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30134 tree-vect-slp.c, tree-vect-loop.c.
30135 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30136 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30137 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30138 (tree-vect-analyze.o): Remove.
30139 (tree-vect-transform.o): Likewise.
30140 (tree-vect-data-refs.o): Add rule.
30141 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30142 tree-vect-slp.o): Likewise.
30143 (tree-vect-patterns.o): Remove redundant dependencies.
30144 (tree-vectorizer.o): Likewise.
30145 * tree-vect-slp.c: New file.
30147 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30149 * optc-gen.awk: Warn if an option flag has multiple different
30152 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
30154 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30155 -floop-block): Document dependences on PPL, CLooG and Graphite.
30157 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30159 PR rtl-optimization/323
30160 * c-common.c (c_fully_fold, convert_and_check,
30161 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30162 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30163 * c-common.def (EXCESS_PRECISION_EXPR): New.
30164 * c-cppbuiltin.c (builtin_define_float_constants): Define
30165 constants with enough digits for long double.
30166 * c-lex.c (interpret_float): Interpret constant with excess
30167 precision where appropriate.
30168 * c-opts.c (c_common_post_options): Set
30169 flag_excess_precision_cmdline. Give an error for
30170 -fexcess-precision=standard for C++ for processors where the
30171 option is significant.
30172 * c-parser.c (c_parser_conditional_expression): Handle excess
30173 precision in condition.
30174 * c-typeck.c (convert_arguments): Handle arguments with excess
30176 (build_unary_op): Move excess precision outside operation.
30177 (build_conditional_expr): Likewise.
30178 (build_compound_expr): Likewise.
30179 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30180 (build_modify_expr): Handle excess precision in RHS.
30181 (convert_for_assignment): Handle excess precision in converted
30183 (digest_init, output_init_element, process_init_element): Handle
30184 excess precision in initializer.
30185 (c_finish_return): Handle excess precision in return value.
30186 (build_binary_op): Handle excess precision in operands and add
30187 excess precision as needed for operation.
30188 * common.opt (-fexcess-precision=): New option.
30189 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30190 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30191 For standard excess precision, output explicit conversion to and
30192 truncation from XFmode.
30193 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30194 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30195 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30196 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30197 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30198 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30199 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30200 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30201 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30202 define_splits, sqrt<mode>2): Disable where appropriate for
30203 standard excess precision.
30204 * convert.c (convert_to_real): Do not shorten arithmetic to type
30205 for which excess precision would be used.
30206 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30207 * doc/invoke.texi (-fexcess-precision=): Document option.
30208 (-mfpmath=): Correct index entry.
30209 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
30210 flag_excess_precision): New.
30211 * langhooks.c (lhd_post_options): Set
30212 flag_excess_precision_cmdline.
30213 * opts.c (common_handle_option): Handle -fexcess-precision=.
30214 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30215 init_excess_precision): New.
30216 (lang_dependent_init_target): Call init_excess_precision.
30217 * tree.c (excess_precision_type): New.
30218 * tree.h (excess_precision_type): Declare.
30220 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30223 * c-typeck.c (build_component_ref): Do not copy qualifiers from
30224 non-lvalue to component.
30226 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30228 PR preprocessor/34695
30229 * Makefile.in (c-opts.o): Depend on c-tree.h.
30230 * c-common.c: Move down include of diagnostic.h.
30231 (done_lexing, c_cpp_error): New.
30232 * c-common.h (done_lexing): Declare.
30233 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
30235 * c-opts.c: Include c-tree.h.
30236 (c_common_init_options): Set preprocessor error callback.
30237 (c_common_handle_option): Do not set preprocessor
30238 inhibit_warnings, warnings_are_errors, warn_system_headers,
30239 pedantic_errors or inhibit_warnings flags.
30240 (c_common_post_options): Do not check cpp_errors (parse_in).
30241 (c_common_finish): Do not output dependencies if there were
30242 errors. Do not check return value of cpp_finish.
30243 * c-ppoutput.c (pp_file_change): Set input_location.
30244 * c-tree.h (c_cpp_error): Declare.
30245 * diagnostic.c (diagnostic_set_info_translated): Also initialize
30247 (diagnostic_build_prefix): Check override_column.
30248 * diagnostic.h (diagnostic_info): Add override_column field.
30249 (diagnostic_override_column): Define.
30251 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
30253 * c-common.c (c_expand_expr, c_staticp): Remove.
30254 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30255 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30256 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30257 * c-gimplify.c (gimplify_compound_literal_expr,
30258 optimize_compound_literals_in_ctor): Remove.
30259 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30260 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30261 * c-semantics.c (emit_local_var): Remove.
30263 * langhooks-def.h (lhd_expand_expr): Remove.
30264 * langhooks.c (lhd_expand_expr): Remove.
30265 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30267 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30268 handling from c-semantics.c; don't call into langhook.
30269 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30270 * gimplify.c (gimplify_compound_literal_expr,
30271 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30272 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30273 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30274 as was done in c-gimplify.c.
30275 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30276 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30277 Move from c-common.h.
30278 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30280 * tree.c (staticp): Do not call langhook.
30281 * langhooks.c (lhd_staticp): Delete.
30282 * langhooks-def.h (lhd_staticp): Delete prototype.
30283 (LANG_HOOKS_STATICP): Delete.
30284 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30286 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30287 instead of DECL_STMTs.
30289 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30297 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30299 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30300 contained expression.
30301 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30302 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30303 conditional expressions for C.
30304 (decl_constant_value_for_optimization): Move from
30305 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30306 whether optimizing and that the expression is a VAR_DECL not of
30307 array type instead of doing such checks in the caller. Do not
30308 check pedantic. Call gcc_unreachable for C++.
30309 * c-common.def (C_MAYBE_CONST_EXPR): New.
30310 * c-common.h (c_fully_fold, c_save_expr,
30311 decl_constant_value_for_optimization): New prototypes.
30312 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30313 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30314 EXPR_INT_CONST_OPERANDS): Define.
30315 * c-convert.c (convert): Strip nops from expression.
30316 * c-decl.c (groktypename): Take extra parameters expr and
30317 expr_const_operands. Update call to grokdeclarator.
30318 (start_decl): Update call to grokdeclarator. Add statement for
30319 expressions used in type of decl.
30320 (grokparm): Update call to grokdeclarator.
30321 (push_parm_decl): Update call to grokdeclarator.
30322 (build_compound_literal): Add parameter non_const and build a
30323 C_MAYBE_COSNT_EXPR if applicable.
30324 (grokdeclarator): Take extra parameters expr and
30325 expr_const_operands. Track expressions used in declaration
30326 specifiers and declarators. Fold array sizes and track whether
30327 they are constant expressions and whether they are integer
30328 constant expressions.
30329 (parser_xref_tag): Set expr and expr_const_operands fields in
30331 (grokfield): Update call to grokdeclarator.
30332 (start_function): Update call to grokdeclarator.
30333 (build_null_declspecs): Set expr and expr_const_operands fields in
30335 (declspecs_add_type): Handle expressions in typeof specifiers.
30336 * c-parser.c (c_parser_declspecs): Set expr and
30337 expr_const_operands fields for declaration specifiers.
30338 (c_parser_enum_specifier): Likewise.
30339 (c_parser_struct_or_union_specifier): Likewise.
30340 (c_parser_typeof_specifier): Likewise. Update call to
30341 groktypename. Fold expression as needed. Return expressions with
30342 type instead of adding statements.
30343 (c_parser_attributes): Update calls to c_parser_expr_list.
30344 (c_parser_statement_after_labels): Fold expression before passing
30345 to objc_build_throw_stmt.
30346 (c_parser_condition): Fold expression.
30347 (c_parser_asm_operands): Fold expression.
30348 (c_parser_conditional_expression): Use c_save_expr. Update call
30349 to build_conditional_expr.
30350 (c_parser_alignof_expression): Update call to groktypename.
30351 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30352 original_code. Fold expression argument of va_arg. Create
30353 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30354 argument to va_arg. Update calls to groktypename. Fold array
30355 index for offsetof. Verify that first argument to
30356 __builtin_choose_expr has integer type.
30357 (c_parser_postfix_expression_after_paren_type): Update calls to
30358 groktypename and build_compound_literal. Handle expressions with
30359 side effects in type name.
30360 (c_parser_postfix_expression_after_primary): Update call to
30361 c_parser_expr_list. Set original_code for calls to
30362 __builtin_constant_p.
30363 (c_parser_expr_list): Take extra parameter fold_p. Fold
30364 expressions if requested.
30365 (c_parser_objc_type_name): Update call to groktypename.
30366 (c_parser_objc_synchronized_statement): Fold expression.
30367 (c_parser_objc_receiver): Fold expression.
30368 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30369 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30370 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30371 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30372 (struct c_typespec): Add elements expr and expr_const_operands.
30373 (struct c_declspecs): Add elements expr and expr_const_operands.
30374 (groktypename, build_conditional_expr, build_compound_literal):
30376 (in_late_binary_op): Declare.
30377 * c-typeck.c (note_integer_operands): New function.
30378 (in_late_binary_op): New variable.
30379 (decl_constant_value_for_broken_optimization): Move to c-common.c
30380 and rename to decl_constant_value_for_optimization.
30381 (default_function_array_conversion): Do not strip nops.
30382 (default_conversion): Do not call
30383 decl_constant_value_for_broken_optimization.
30384 (build_array_ref): Do not fold result.
30385 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30386 result when operand is a VLA.
30387 (c_expr_sizeof_type): Update call to groktypename. Handle
30388 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30389 result when operand names a VLA type.
30390 (build_function_call): Update call to build_compound_literal.
30391 Only fold result for calls to __builtin_* functions. Strip
30392 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30393 the function designator.
30394 (convert_arguments): Fold arguments. Update call to
30395 convert_for_assignment.
30396 (build_unary_op): Handle increment and decrement of
30397 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30398 decrement earlier. Fold operand of increment and decrement.
30399 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30400 built for integer operand. Wrap returns that are INTEGER_CSTs
30401 without being integer constant expressions or that have integer
30402 constant operands without being INTEGER_CSTs.
30403 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30404 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30405 result is an integer constant expression or can be used in
30406 unevaluated parts of one and avoid folding and wrap as
30407 appropriate. Fold operands before possibly doing -Wsign-compare
30409 (build_compound_expr): Wrap result for C99 if operands can be used
30410 in integer constant expressions.
30411 (build_c_cast): Update call to digest_init. Do not ignore
30412 overflow from casting floating-point constants to integers. Wrap
30413 results that could be confused with integer constant expressions,
30414 null pointer constants or floating-point constants.
30415 (c_cast_expr): Update call to groktypename. Handle expressions
30416 included in type name.
30417 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30418 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30419 Update calls to convert_for_assignment.
30420 (convert_for_assignment): Take new parameter
30421 null_pointer_constant. Do not strip nops or call
30422 decl_constant_value_for_broken_optimization. Set
30423 in_late_binary_op for conversions to boolean.
30424 (store_init_value): Update call to digest_init.
30425 (digest_init): Take new parameter null_pointer_constant. Do not
30426 call decl_constant_value_for_broken_optimization. pedwarn for
30427 initializers not constant expressions. Update calls to
30428 convert_for_assignment.
30429 (constructor_nonconst): New.
30430 (struct constructor_stack): Add nonconst element.
30431 (really_start_incremental_init, push_init_level, pop_init_level):
30432 Handle constructor_nonconst and nonconst element.
30433 (set_init_index): Call constant_expression_warning for array
30435 (output_init_element): Fold value. Set constructor_nonconst as
30436 applicable. pedwarn for initializers not constant expressions.
30437 Update call to digest_init. Call constant_expression_warning
30438 where constant initializers are required.
30439 (process_init_element): Use c_save_expr.
30440 (c_finish_goto_ptr): Fold expression.
30441 (c_finish_return): Fold return value. Update call to
30442 convert_for_assignment.
30443 (c_start_case): Fold switch expression.
30444 (c_process_expr_stmt): Fold expression.
30445 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30446 ensure statement expression is not evaluated in constant expression.
30447 (build_binary_op): Track whether results are integer constant
30448 expressions or may occur in such, disable folding and wrap results
30449 as applicable. Fold operands for -Wsign-compare warnings unless
30451 (c_objc_common_truthvalue_conversion): Handle results folded to
30452 integer constants that are not integer constant expressions.
30453 * doc/extend.texi: Document when typeof operands are evaluated,
30454 that condition of __builtin_choose_expr is an integer constant
30455 expression, and more about use of __builtin_constant_p in
30458 2009-03-29 Richard Guenther <rguenther@suse.de>
30460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30461 propagate addresses of array references.
30463 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30465 * regmove.c (perhaps_ends_bb_p): Remove.
30466 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30467 from INSN and check that the main loop stays within that basic block.
30468 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30469 (regmove_forward_pass): Split out from regmove_optimize. Use
30470 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30471 (regmove_backward_pass): Split out from regmove_optimize. Use
30472 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30473 (regmove_optimize): Simplify.
30475 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30478 * config/i386/i386.c (classify_argument): Ignore flexible array
30479 member in struct and warn ABI change.
30481 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30483 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30485 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30486 (ix86_adjust_cost): Updated.
30488 2009-03-29 Jan Hubicka <jh@suse.cz>
30490 PR middle-end/28850
30491 * tree-pass.h (pass_cleanup_eh): New function.
30492 (remove_unreachable_regions): Break code handling RTL
30493 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30494 that can not be reached by runtime.
30495 (can_be_reached_by_runtime): New function.
30496 (label_to_region_map): New function.
30497 (num_eh_regions): New function.
30498 (rtl_remove_unreachable_regions): New function.
30499 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30500 (remove_eh_region): New function.
30501 * except.h: Include sbitmap and vecprim.
30502 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30503 num_eh_regions): Declare.
30504 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30505 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30506 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30507 (tree_empty_eh_handler_p): New function.
30508 (cleanup_empty_eh): New function.
30509 (cleanup_eh): New function.
30510 (pass_cleanup_eh): New function.
30512 2009-03-29 Jan Hubicka <jh@suse.cz>
30514 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30515 for removed regions.
30517 2009-03-29 Jan Hubicka <jh@suse.cz>
30519 * except.c (dump_eh_tree): Dump all datastructures.
30521 2009-03-29 Jan Hubicka <jh@suse.cz>
30523 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30524 (duplicate_eh_regions_1): Likewise.
30525 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30526 vector; call EH verification.
30527 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30528 Be ready for region being removed.
30530 2009-03-29 Jan Hubicka <jh@suse.cz>
30532 * bitmap.c (bitmap_last_set_bit): New function.
30533 * bitmap.h (bitmap_last_set_bit): Declare.
30535 2009-03-29 David Ayers <ayers@fsfe.org>
30538 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30539 by calling objc_compare_types and surpress warnings about
30540 incompatible C pointers that are compatible ObjC pointers.
30542 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30544 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30545 call initialize_inline_failed.
30546 (initialize_inline_failed): Move it from here ...
30547 * cgraph.c (initialize_inline_failed): ... to here.
30548 (cgraph_create_edge): Call initialize_inline_failed rather than
30549 setting inline_failed directly.
30551 2009-03-29 Ben Elliston <bje@au.ibm.com>
30554 * sysv4.opt (msdata): Improve comment.
30555 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30556 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30558 2009-03-29 Ben Elliston <bje@au.ibm.com>
30561 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30562 load and store attributes.
30564 2009-03-29 Ben Elliston <bje@au.ibm.com>
30566 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30567 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30568 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30569 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30570 __builtin_infq and __builtin_huge_valq.
30572 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30574 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30576 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30577 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30579 2009-03-28 Xinliang David Li <davidxl@google.com>
30581 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30582 (do_dbg_cnt): New function.
30584 2009-03-28 Jan Hubicka <jh@suse.cz>
30586 Merge from pretty-ipa:
30588 2009-03-27 Jan Hubicka <jh@suse.cz>
30590 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30591 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30592 * passes.c (function_called_by_processed_nodes_p): New.
30593 * ipa-pure-const.c (check_call): Fix handling of operands.
30594 (analyze_function): Dump debug output for skipped bodies.
30595 (local_pure_const): Use function_called_by_processed_nodes_p.
30596 * dwarf2out.c (reference_to_unused): Use output.
30597 * passes.c (do_per_function_toporder): Likewise.
30599 2008-11-12 Jan Hubicka <jh@suse.cz>
30601 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30602 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30603 state_set_in_source enum
30604 (check_decl): Ignore memory tags; do not set fake looping flags;
30606 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30607 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30608 (check_call, analyze_function): Rewrite.
30610 (add_new_function): Update call of analyze_function.
30611 (generate_summary): Add call of analyze_function.
30612 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30613 (local_pure_const): New function.
30614 (pass_local_pure_const): New pass.
30615 * ipa-inline.c (inline_transform): Set after_inlining.
30616 * tree-eh.c (stmt_can_throw_external): New.
30617 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30618 work with aliasing built.
30619 * tree-flow.h (stmt_can_throw_external): New.
30620 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30621 and local pure/const pass in early and late optimization queue.
30623 2009-03-28 Martin Jambor <mjambor@suse.cz>
30625 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30627 (fold_binary): Allow function decl aligment consideration is the
30628 second argument is integer constant one.
30629 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30630 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30631 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30633 2009-03-28 Jan Hubicka <jh@suse.cz>
30635 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30636 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30637 * function.h (rtl_data): Add nothrow flag.
30638 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30639 set DECL_NOTHROW for AVAILABLE functions.
30641 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30643 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30644 following vector keyword has expansion starting with pixel or bool
30645 keyword, expand vector to __vector and pixel or bool to __pixel or
30649 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30650 warn_if_disallowed_function_p): Removed.
30651 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30652 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30653 warning_if_disallowed_function_p.
30654 * flags.h (warn_if_disallowed_function_p,
30655 warn_disallowed_functions): Removed.
30656 * common.opt (Wdisallowed-function-list=): Removed.
30657 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30659 2009-03-28 Richard Guenther <rguenther@suse.de>
30661 PR tree-optimization/38723
30662 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30665 2009-03-28 Jan Hubicka <jh@suse.cz>
30667 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30668 test introduced by my previous patch.
30670 2009-03-28 Richard Guenther <rguenther@suse.de>
30672 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30673 the PHIs value undefined.
30675 2009-03-28 Jan Hubicka <jh@suse.cz>
30677 * tree-pass.h (pass_fixup_cfg): New pass.
30678 * ipa-inline.c (inline_transform): Set
30679 always_inline_functions_inlined/after_inlining.
30680 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30681 (pass_fixup_cfg): New pass.
30682 * passes.c (init_optimization_passes): Add fixup_cfg.
30684 2009-03-28 Richard Guenther <rguenther@suse.de>
30686 PR tree-optimization/38458
30687 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30688 argument use the arguments copy-of value.
30690 2009-03-28 Richard Guenther <rguenther@suse.de>
30692 PR tree-optimization/38180
30693 * tree-ssa-ccp.c (get_default_value): Simplify.
30694 (likely_value): Likewise.
30695 (surely_varying_stmt_p): Properly handle VOP case.
30696 (ccp_initialize): Likewise.
30697 (ccp_fold): Handle propagating through *&.
30698 (fold_const_aggregate_ref): Also handle decls.
30700 2009-03-28 Jan Hubicka <jh@suse.cz>
30702 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30703 * cgraph.h (cgraph_node): Likewise.
30704 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30705 (cgraph_reset_node): Use process flag.
30706 (cgraph_mark_functions_to_output): Likewise.
30707 (cgraph_expand_function): Likewise.
30708 (cgraph_expand_all_functions): Likewise.
30709 (cgraph_output_in_order): Likewise.
30710 * dwarf2out.c (reference_to_unused): Likewise.
30711 * passes.c do_per_function_toporder): Likewise.
30713 2009-03-28 Jan Hubicka <jh@suse.cz>
30715 Bring from lto-branch:
30717 2008-09-03 Doug Kwan <dougkwan@google.com>
30719 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30720 enums instead of reason strings.
30721 * cgraph.c (cgraph_create_edge): Same.
30722 (cgraph_inline_failed_string): New function.
30723 * cgraph.h (cgraph_inline_failed_t): New enum type.
30724 (cgraph_inline_failed_string): New prototype.
30725 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30726 char pointer to cgraph_inline_failed_t.
30727 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30728 (cgraph_default_inline_p): Ditto.
30729 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30730 to cgraph_inline_failed_t pointer.
30731 * cif-code.def: New file.
30732 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30734 (cgraph_check_inline_limits): Change type of REASON to pointer to
30735 cgraph_inline_failed_t. Replace reason strings with enums.
30736 (cgraph_default_inline_p): Ditto.
30737 (cgraph_recursive_inlining_p): Ditto.
30738 (update_caller_keys): Change type of FAILED_REASON to
30739 cgraph_inline_failed_t.
30740 (cgraph_set_inline_failed): Change type of REASON to pointer to
30741 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30742 convert enums to strings for text output.
30743 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30744 to be of type cgraph_inline_failed_t. Replace reason strings with
30745 enums. Call cgraph_inline_failed_string to covert enums
30746 to strings for text output.
30747 (cgraph_decide_inlining): Replace reason strings with enums.
30748 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30749 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30751 * tree-inline.c (expand_call_inline): Change type of REASON
30752 to cgraph_inline_failed_t. Replace reason strings with enums.
30753 Call cgraph_inline_failed_string for text output.
30754 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30757 2009-03-28 Jan Hubicka <jh@suse.cz>
30759 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30760 cgraph_clone_node): Remove master clone handling.
30761 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30762 * cgraph.h (master_clone): Remove.
30763 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30764 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30765 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30767 2009-03-28 Jan Hubicka <jh@suse.cz>
30769 * cgraph.c (cgraph_function_body_availability): Functions declared
30770 inline are always safe to assume that it is not going to be replaced.
30772 2009-03-28 Richard Guenther <rguenther@suse.de>
30774 PR tree-optimization/38513
30775 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30777 EXC_PTR_EXPR and FILTER_EXPR.
30778 (get_ref_from_reference_ops): Likewise.
30780 2009-03-28 Richard Guenther <rguenther@suse.de>
30782 PR tree-optimization/38968
30783 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30784 Use FLOOR_MOD_EXPR to compute misalignment.
30786 2009-03-28 Richard Guenther <rguenther@suse.de>
30788 PR tree-optimization/37795
30789 * tree.h (combine_comparisons): Declare.
30790 * fold-const.c (combine_comparisons): Export.
30791 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30793 (ifcombine_iforif): Use combine_comparisons.
30795 2009-03-28 Jan Hubicka <jh@suse.cz>
30797 * tree-eh.c (inlinable_call_p): New function.
30798 (make_eh_edges): Use it.
30799 (verify_eh_edges): Use it.
30800 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30801 * except.c (reachable_next_level): Add inlinable_function argument
30802 (sjlj_find_directly_reachable_regions): Update.
30803 (add_reachable_handler): Do not set saw_any_handlers.
30804 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30805 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30806 Add new inlinable call parameter.
30807 (can_throw_internal, can_throw_external): Update.
30808 * except.h (can_throw_internal_1, can_throw_external_1,
30809 foreach_reachable_handler): Update declaration.
30811 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30813 * config/arm/t-arm-coff, config/h8300/coff.h,
30814 config/i386/i386-aout.h, config/i386/i386-coff.h,
30815 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30816 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30817 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30818 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30819 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30820 sys-types.h: Remove.
30821 * Makefile.in: Remove protoize and fixproto support and references
30823 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30824 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30826 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30827 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30828 unprotoize$(exeext).
30829 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30830 (.PHONY): Don't depend on proto.
30831 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30832 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30833 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30834 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30835 build/gen-protos.o, build/scan.o, xsys-protos.h,
30836 build/fix-header$(build_exeext), build/fix-header.o,
30837 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30838 stmp-install-fixproto): Remove.
30839 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30840 SYSCALLS.c or fixproto files.
30841 (install-common): Don't install protoize.
30842 (install-headers-tar, install-headers-cpio, install-headers-cp):
30843 Don't depend on $(STMP_FIXPROTO).
30844 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30845 install fixproto files or write out fixproto settings.
30846 (uninstall): Don't uninstall protoize.
30847 * config.gcc (use_fixproto): Remove.
30848 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30849 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30850 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30851 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30852 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30853 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30854 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30855 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30856 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30857 * config/t-vxworks (STMP_FIXPROTO): Remove.
30858 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30859 STMP_FIXPROTO): Remove.
30860 * config.in, configure: Regenerate.
30861 * crtstuff.c (gid_t, uid_t): Don't undefine.
30862 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30863 (arm-*-coff, arm-*-aout: Remove target entries.
30864 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30865 Remove mention of AIX 4.1.
30866 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30867 * doc/invoke.texi (Running Protoize): Remove.
30868 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30869 (Protoize Caveats): Remove.
30870 * tsystem.h: Update comments on headers assumed to exist.
30872 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30874 * genautomata.c: Add a new year to the copyright. Add a new
30876 (struct insn_reserv_decl): Add comments for member bypass_list.
30877 (find_bypass): Remove.
30878 (insert_bypass): New.
30879 (process_decls): Use insert_bypass.
30880 (output_internal_insn_latency_func): Output all bypasses with the
30881 same input insn in one switch case.
30883 * rtl.def (define_bypass): Describe bypass choice.
30884 * doc/md.texi (define_bypass): Ditto.
30886 2009-03-27 Richard Guenther <rguenther@suse.de>
30888 * gimplify.c (mark_addressable): Export.
30889 * tree-flow.h (mark_addressable): Declare.
30890 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30891 * tree-ssa.c (verify_phi_args): Verify that address taken
30892 variables have TREE_ADDRESSABLE set.
30894 2009-03-27 Richard Guenther <rguenther@suse.de>
30896 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30897 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30898 Do not mark decls TREE_ADDRESSABLE.
30899 (build_fold_addr_expr): Adjust.
30900 (fold_addr_expr): Remove.
30901 (fold_unary): Use build_fold_addr_expr.
30902 (fold_comparison): Likewise.
30903 (split_address_to_core_and_offset): Likewise.
30904 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30906 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30907 (gimplify_modify_expr_to_memcpy): Mark source and destination
30909 * omp-low.c (create_omp_child_function): Mark the object decl
30911 (lower_rec_input_clauses): Mark the var we take the address of
30913 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30915 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30917 PR middle-end/39315
30918 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30919 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30921 2009-03-27 Richard Guenther <rguenther@suse.de>
30923 PR tree-optimization/39120
30924 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30926 (handle_lhs_call): Process return constraints. Add escape
30927 constraints if necessary.
30928 (handle_const_call): Fill out return constraints. Make nested
30929 case more precise. Avoid consttmp if possible.
30930 (handle_pure_call): Fill out return constraints. Avoid
30931 callused if possible.
30932 (find_func_aliases): Simplify call handling.
30934 2009-03-27 Richard Guenther <rguenther@suse.de>
30936 PR tree-optimization/39120
30937 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30938 as a representative.
30939 (solve_graph): Do propagate CALLUSED.
30940 (handle_pure_call): Use a scalar constraint from CALLUSED for
30942 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30948 * c-common.c (handle_aligned_attribute): Properly check alignment
30949 overflow. Use (1U << i) instead of (1 << i).
30951 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30953 * expr.h (get_mem_align_offset): Updated.
30955 * tree.h (tree_decl_common): Change align to "unsigned int" and
30956 move it before pointer_alias_set.
30958 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30959 Jakub Jelinek <jakub@redhat.com>
30962 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30963 gr_register_operand with gr_reg_or_0_operand.
30964 (cmpxchg_rel_di): Likewise.
30965 (sync_lock_test_and_set<mode>): Likewise.
30967 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30969 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30970 (true_regnum): Likewise.
30972 * rtlanal.c (subreg_info): Moved to ...
30973 * rtl.h (subreg_info): Here. New.
30974 (subreg_get_info): New.
30976 * rtlanal.c (subreg_get_info): Make it extern.
30978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30981 * config/i386/i386.c (ix86_abi): New.
30982 (override_options): Handle -mabi=.
30983 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30984 (ix86_call_abi_override): Likewise.
30985 (init_cumulative_args): Likewise.
30986 (function_arg_advance): Likewise.
30987 (function_arg_64): Likewise.
30988 (function_arg): Likewise.
30989 (ix86_pass_by_reference): Likewise.
30990 (ix86_function_value_regno_p): Likewise.
30991 (ix86_build_builtin_va_list_abi): Likewise.
30992 (setup_incoming_varargs_64): Likewise.
30993 (is_va_list_char_pointer): Likewise.
30994 (ix86_init_machine_status): Likewise.
30995 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30996 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30997 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30998 (ix86_function_abi): Make it static and return enum calling_abi.
30999 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
31001 (ix86_fn_abi_va_list): Updated.
31003 * config/i386/i386.h (ix86_abi): New.
31004 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
31005 (CONDITIONAL_REGISTER_USAGE): Likewise.
31006 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
31007 (machine_function): Likewise.
31009 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
31011 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
31012 (STACK_BOUNDARY): Likewise.
31013 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
31015 * config/i386/i386.opt (mabi=): New.
31017 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
31018 return enum calling_abi.
31019 (ix86_function_type_abi): Likewise.
31020 (ix86_function_abi): Removed.
31022 * doc/invoke.texi: Document -mabi= option for x86.
31024 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31026 * builtins.c (real_dconstp): Delete.
31027 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
31029 2009-03-27 Dodji Seketeli <dodji@redhat.com>
31030 Jakub Jelinek <jakub@redhat.com>
31033 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31034 (gen_subprogram_die): When a function is explicit, generate the
31035 DW_AT_explicit attribute.
31036 * langhooks.h (struct lang_hooks_for_decls): Add
31037 function_decl_explicit_p langhook.
31038 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31039 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31041 2009-03-27 Jakub Jelinek <jakub@redhat.com>
31043 * builtins.c (fold_builtin_memory_op): Optimize memmove
31044 into memcpy if we can prove source and destination don't overlap.
31046 * tree-inline.c: Include gt-tree-inline.h.
31047 (clone_fn_id_num): New variable.
31048 (clone_function_name): New function.
31049 (tree_function_versioning): Use it.
31050 * Makefile.in (GTFILES): Add tree-inline.c.
31052 2009-03-27 Mark Mitchell <mark@codesourcery.com>
31054 * BASE-VER: Change to 4.5.0.
31056 2009-03-27 Xinliang David Li <davidxl@google.com>
31058 PR tree-optimization/39557
31059 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
31061 2009-03-27 Xinliang David Li <davidxl@google.com>
31063 PR tree-optimization/39548
31064 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31067 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31069 * c-common.c (pointer_int_sum): Use %wd on return from
31072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31074 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31075 on return from tree_low_cst.
31077 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
31080 * ginclude/stdarg.h (va_copy): Define also for
31081 __GXX_EXPERIMENTAL_CXX0X__.
31083 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31086 * builtins.h (c_strlen): Do not warn here.
31087 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31088 * c-common.c (pointer_int_sum): Take an explicit location.
31089 Warn about offsets out of bounds.
31090 * c-common.h (pointer_int_sum): Adjust declaration.
31092 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31094 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31097 2009-03-26 Jakub Jelinek <jakub@redhat.com>
31100 * opts.c (warn_if_disallowed_function_p): Don't assume
31101 get_callee_fndecl must return non-NULL.
31103 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
31105 PR rtl-optimization/39522
31106 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31107 when reg_reloaded_valid is set.
31109 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31111 * config/spu/divv2df3.c: New file.
31112 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31113 (DPBIT_FUNCS): Filter out _div_df.
31115 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
31117 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31118 a jump insn, count that jump in the distance to the loop start.
31120 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
31123 * config/sh/sh.c (calc_live_regs): Fix condition for global
31124 registers except PIC_OFFSET_TABLE_REGNUM.
31126 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
31129 * doc/invoke.texi (-mconsole): New.
31131 (-mno-cygwin): New.
31133 (-mnop-fun-dllimport): New.
31137 (sub section "i386 and x86-64 Windows Options"): New.
31139 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
31141 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31142 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31144 2009-03-25 Richard Guenther <rguenther@suse.de>
31146 PR middle-end/39497
31147 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31150 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
31152 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31153 neither of haifa/selective schedulers are working.
31155 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31157 * doc/invoke.texi (Debugging Options): Fix description of
31158 -fno-merge-debug-strings.
31160 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
31162 * config/cris/libgcc.ver: New version-script.
31163 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
31165 * configure.ac <GAS features, nop mnemonic>: Add pattern
31166 crisv32-*-* for "nop".
31167 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31168 * configure: Regenerate.
31170 2009-03-24 Ira Rosen <irar@il.ibm.com>
31172 PR tree-optimization/39529
31173 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
31174 mark_sym_for_renaming for the tag copied to the new vector
31177 2009-03-24 Arthur Loiret <aloiret@debian.org>
31179 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31180 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31181 EXTRA_SPEC_FUNCTIONS.
31182 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31183 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31184 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31185 -march and -mtune options.
31187 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
31189 * config/m68k/t-rtems: Add m5329 multilib.
31191 2009-03-24 Dodji Seketeli <dodji@redhat.com>
31192 Jakub Jelinek <jakub@redhat.com>
31195 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31198 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31201 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31202 instead of c_parser_expression_conv, if original_code isn't one of the
31203 4 allowed comparison codes, fail.
31205 2009-03-23 Richard Guenther <rguenther@suse.de>
31207 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31208 * tree.h (struct tree_type): Likewise.
31209 * reload.h (struct insn_chain): Likewise.
31210 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31211 * function.h (struct function): Likewise.
31212 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31214 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31216 PR tree-optimization/39516
31217 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31219 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
31221 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31222 should be set true if BITS_PER_WORD of target is bigger than 32
31224 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
31226 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31227 Translate -B-options to -rpath-link. Correct existing
31228 rpath-link and conditionalize on !nostdlib.
31230 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31232 * doc/extend.texi (Function Attributes, Variable Attributes):
31234 * doc/invoke.texi (Debugging Options, Optimize Options)
31235 (i386 and x86-64 Options, MCore Options): Likewise.
31237 2009-03-20 Jakub Jelinek <jakub@redhat.com>
31240 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
31241 it for block local namespace aliases.
31242 (gen_decl_die): Pass context_die to gen_namespace_die.
31244 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31247 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31248 minimum or maximum value.
31250 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
31252 * reginfo.c (globalize_reg): Recompute derived reg sets.
31254 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
31257 * libgcc2.c (mprotect): Do not use signed arguments for
31258 VirtualProtect, use DWORD arguments. Also fix the 'may
31259 be used uninitialized' warning for the np variable.
31261 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31264 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
31265 functions using regparm calling conventions when not optimizing.
31266 (ix86_function_sseregparm): Similarly for sseregparm calling
31269 2009-03-19 Li Feng <nemokingdom@gmail.com>
31271 PR middle-end/39500
31272 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
31273 dependence if the first conflict is after niter iterations.
31275 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
31277 PR middle-end/38609
31278 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31279 functions with dynamic stack-pointer adjustments.
31281 2009-03-19 Ben Elliston <bje@au.ibm.com>
31283 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31284 option; change to -msdata=data.
31286 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31288 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31291 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31294 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31296 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31298 * doc/invoke.texi (Code Gen Options): Expand discussion of
31301 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31303 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31304 * matrix-reorg.c (struct matrix_info): Likewise.
31305 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31306 * rtl.h (struct mem_attrs): Likewise.
31307 * df.h (struct df): Likewise.
31308 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31309 * ira-int.h (struct ira_allocno): Likewise.
31310 * df-scan.c (struct df_collection_rec): Likewise.
31311 * ira.c (struct equivalence): Likewise.
31312 * function.c (struct temp_slot): Likewise.
31313 * cfgloop.h (struct loop): Likewise.
31316 * function.c (use_register_for_decl): When not optimizing, disregard
31317 register keyword for variables with types containing methods.
31319 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31321 PR middle-end/39447
31322 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31323 (is_simple_operand): Call contains_component_ref_p before calling data
31324 reference analysis that would fail on COMPONENT_REFs.
31326 * tree-vrp.c (search_for_addr_array): Fix formatting.
31328 2009-03-18 Richard Guenther <rguenther@suse.de>
31330 * tree-vect-transform.c (vect_loop_versioning): Fold the
31331 generated comparisons.
31332 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31333 (slpeel_tree_peel_loop_to_edge): Likewise.
31335 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31337 PR middle-end/37805
31338 * opts.c (print_specific_help): In addition to `undocumented',
31339 accept `separate' and `joined' flags if passed alone. Describe
31340 output by the first matched one of those.
31341 (common_handle_option): Skip over empty strings.
31342 * gcc.c (display_help): Fix help string for `--help='.
31343 * doc/invoke.texi (Option Summary, Overall Options): With
31344 `--help=', classes and qualifiers can both be repeated, but
31345 only the latter can be negated. One should not pass only
31346 negated qualifiers. Fix markup and examples.
31349 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31350 PR middle-end/37805
31351 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31352 and -fhelp=separate.
31354 2009-03-17 Jing Yu <jingyu@google.com>
31356 PR middle-end/39378
31357 * function.h (struct rtl_data): Move is_thunk from here...
31358 (struct function): ...to here.
31359 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31360 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31362 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31364 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31365 (alpha_output_function_end_prologue): Likewise.
31366 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31367 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31368 (rs6000_output_function_epilogue): Likewise.
31369 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31371 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31374 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31375 from different units in a single alternative.
31376 (*truncdfsf_i387): Ditto.
31377 (*truncxfsf2_mixed): Ditto.
31378 (*truncxfdf2_mixed): Ditto.
31380 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31382 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31383 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31386 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31387 unused non-artificial variables when not optimizing.
31390 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31391 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31392 NAMESPACE_DECL in its DECL_INITIAL.
31394 PR middle-end/39443
31395 * optabs.c (set_user_assembler_libfunc): New function.
31396 * expr.h (set_user_assembler_libfunc): New prototype.
31397 * c-common.c: Include libfuncs.h.
31398 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31399 for memcmp, memset, memcpy, memmove and abort.
31400 * Makefile.in (c-common.o): Depend on libfuncs.h.
31403 * dwarf2out.c (gen_inlined_enumeration_type_die,
31404 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31405 gen_tagged_type_instantiation_die): Removed.
31406 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31409 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31412 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31414 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31415 (check-parallel-%): Ditto.
31416 (check-consistency): Ditto.
31418 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31420 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31421 local variable rhs by NULL_TREE.
31423 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31426 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31428 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31431 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31433 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31436 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31437 for ms->sysv ABI calls only in 64bit mode.
31439 * config/i386/i386.md (untyped_call): Support 32bit.
31441 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31443 * doc/extend.texi: Replace x86_65 with x86_64.
31445 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31447 PR tree-optimization/39455
31448 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31449 mismatches for POINTER_TYPE_P (type).
31450 (number_of_iterations_le): Likewise.
31452 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31454 * config/picochip/picochip.c: Removed profiling support.
31455 * config/picochip/picochip.md: Removed profiling instruction.
31456 * config/picochip/picochip.h: Removed profiling builtin.
31458 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31460 * doc/install.texi (--with-host-libstdcxx): Document.
31462 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31465 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31466 generate a warning if the function name does not begin with
31467 "__vector" and the function has either the 'signal' or 'interrupt'
31468 attribute, from here to ...
31469 (avr_declare_function_name): ...here. New function.
31470 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31471 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31473 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31476 * cse.c (fold_rtx): Don't modify original const_arg1 when
31477 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31478 separate variable instead.
31479 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31480 from out of range shift counts.
31481 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31483 2009-03-13 Catherine Moore <clm@codesourcery.com>
31485 * config/i386/x-mingw32 (host-mingw32.o): Replace
31486 diagnostic.h with $(DIAGNOSTIC_H).
31488 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31491 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31493 * config/i386/sync.md (sync_compare_and_swap<mode>,
31494 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31495 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31497 (sync_double_compare_and_swapdi_pic,
31498 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31499 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31501 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31504 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31506 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31509 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31510 (avx_addsubv4df3): Likewise.
31511 (*avx_addsubv4sf3): Likewise.
31512 (sse3_addsubv4sf3): Likewise.
31514 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31517 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31519 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31522 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31523 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31524 registers for allocnos created from user-defined variables.
31526 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31529 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31530 of non-integer mode as well.
31532 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31534 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31535 for functions for which the parameter types are unknown.
31537 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31540 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31541 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31542 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31543 * config/i386/i386.c (ix86_local_alignment): For
31544 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31545 long long variables on the stack to avoid dynamic realignment.
31546 Allow the first argument to be a decl rather than type.
31547 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31549 2009-03-11 Nick Clifton <nickc@redhat.com>
31552 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31554 Add description to mno-lsim option.
31555 * config/mcore/mcore.h: Remove comment about deprecated m4align
31557 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31558 * doc/invoke.texi: Add description of mno-lsim and
31559 mstack-increment options.
31561 * config/fr30/fr30.opt: Document the -mno-lsim option.
31562 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31563 and -mno-lsim options.
31565 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31567 * fold-const.c (fold_comparison): Only call fold_inf_compare
31568 if the mode supports infinities.
31570 2009-03-11 Jason Merrill <jason@redhat.com>
31573 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31574 end already did. Notice GIMPLE_CALL modifications of the result.
31575 Don't copy debug information from an ignored decl or a decl from
31578 2009-03-10 Richard Guenther <rguenther@suse.de>
31579 Nathan Froyd <froydnj@codesourcery.com>
31581 PR middle-end/37850
31582 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31583 (__divMODE3): Likewise.
31585 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31587 PR tree-optimization/39394
31588 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31589 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31591 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31593 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31594 inline asms for register asm ("") declarations.
31596 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31598 * fold-const.c (fold_unary): Fix comment.
31600 2009-03-07 Jan Hubicka <jh@suse.cz>
31603 * tree-inline.c (setup_one_parameter): Do replacement of const
31604 argument by constant in SSA form.
31606 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31608 PR middle-end/38028
31609 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31610 determine alignment passed to assign_stack_local.
31611 (assign_parms_unsplit_complex): Likewise.
31612 * except.c (sjlj_build_landing_pads): Likewise.
31614 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31616 PR middle-end/39360
31617 * tree-flow.h (add_referenced_var): Return bool instead of void.
31618 * tree-dfa.c (add_referenced_var): Return result of
31619 referenced_var_check_and_insert call.
31620 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31621 of referenced_var_check_and_insert.
31624 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31625 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31626 DIE, don't emit it if abstract origin already has it.
31627 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31628 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31630 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31632 * genpreds.c (needs_variable): Fix parentheses at variable name
31634 (write_tm_constrs_h): Indent generated code.
31636 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31638 * doc/extend.texi (Function Attributes): Add documentation
31639 for isr attributes.
31641 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31644 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31645 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31647 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31649 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31652 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31655 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31656 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31658 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31660 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31661 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31662 constants instead of magic numbers.
31663 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31665 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31666 (x86_64_ms_abi_int_parameter_registers): Ditto.
31667 (x86_64_int_return_registers): Ditto.
31668 (ix86_maybe_switch_abi): Ditto.
31669 (ix86_expand_call): Ditto for clobbered_registers array.
31670 (ix86_hard_regno_mode_ok): Ditto.
31671 (x86_extended_QIreg_mentioned_p): Ditto.
31673 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31675 PR tree-optimization/39349
31676 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31678 * combine.c (gen_lowpart_for_combine): Use omode when generating
31681 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31683 PR rtl-optimization/39235
31684 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31686 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31688 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31690 2009-03-04 Richard Guenther <rguenther@suse.de>
31692 PR tree-optimization/39362
31693 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31694 that occur in abnormal PHIs should be varying.
31696 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31698 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31700 (simple_iv): Take loop as an argument instead of statement.
31701 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31702 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31704 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31706 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31707 * matrix-reorg.c (analyze_transpose): Ditto.
31708 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31709 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31710 * tree-predcom.c (ref_at_iteration): Ditto.
31711 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31713 2009-03-04 Richard Guenther <rguenther@suse.de>
31715 PR tree-optimization/39358
31716 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31717 escaped_id and callused_id.
31718 (solve_graph): Likewise.
31720 2009-03-04 Richard Guenther <rguenther@suse.de>
31722 PR tree-optimization/39339
31723 * tree-sra.c (try_instantiate_multiple_fields): Make it
31724 no longer ICE on the above.
31726 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31728 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31729 that fits within Pmode.
31731 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31733 PR middle-end/10109
31734 * tm.texi (LIBCALL_VALUE): Update description.
31736 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31738 PR middle-end/34443
31739 * doc/extend.texi (section): Update description.
31741 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31743 PR middle-end/39345
31744 * tree-inline.c (remapped_type): New.
31745 (can_be_nonlocal): Call remapped_type instead of remap_type.
31747 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31750 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31751 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31753 2009-03-03 Richard Guenther <rguenther@suse.de>
31755 PR middle-end/39272
31756 * tree.c (tree_nonartificial_location): New function.
31757 * tree.h (tree_nonartificial_location): Declare.
31758 * builtins.c (expand_builtin_memory_chk): Provide location
31759 of the call location for artificial function pieces.
31760 (maybe_emit_chk_warning): Likewise.
31761 (maybe_emit_sprintf_chk_warning): Likewise.
31762 (maybe_emit_free_warning): Likewise.
31763 * expr.c (expand_expr_real_1): Likewise.
31765 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31767 PR tree-optimization/39343
31768 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31769 COMPONENT_REF t has ARRAY_TYPE.
31771 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31773 PR middle-end/39335
31774 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31775 when the type precision of the induction variable should be
31776 larger than the type precision of nit.
31777 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31778 * graphite.c (graphite_loop_normal_form): Same.
31779 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31781 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31783 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31784 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31785 numbers to describe clobbered registers.
31786 (*call_value_0_rex64_ms_sysv): Ditto.
31787 * config/i386/mmx.md (mmx_emms): Ditto.
31788 (mmx_femms): Ditto.
31790 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31792 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31795 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31797 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31798 (spu_section_type_flags): New function.
31800 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31802 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31803 reg_class_contents of FLOAT_REGS into a temporary.
31805 2009-03-02 Richard Guenther <rguenther@suse.de>
31806 Ira Rosen <irar@il.ibm.com>
31808 PR tree-optimization/39318
31809 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31810 information to the vectorized statement.
31812 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31814 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31815 variable. Use defined names instead of magic constants for REX SSE
31818 2009-03-01 Richard Guenther <rguenther@suse.de>
31820 PR tree-optimization/39331
31821 * omp-low.c (lower_send_shared_vars): Do not receive new
31822 values for the reference of DECL_BY_REFERENCE parms or results.
31824 2009-03-01 Jan Hubicka <jh@suse.cz>
31827 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31828 BLOCK_NONLOCALIZED_VAR): New macros.
31829 (tree_block): Add nonlocalized_vars.
31830 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31831 gen_decl_die): Add origin argument. Allow generation of die with
31832 origin at hand only.
31833 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31834 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31836 (gen_block_die): Fix checking for unused blocks.
31837 (process_scope_var): Break out from .... ; work with origins only.
31838 (decls_for_scope) ... here; process nonlocalized list.
31839 (dwarf2out_ignore_block): Look for nonlocalized vars.
31840 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31842 (dump_scope_block): Dump them.
31843 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31844 (remap_block): Likewise.
31845 (can_be_nonlocal): New predicate.
31846 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31848 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31850 * configure: Regenerate.
31852 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31854 * optc-gen.awk: No need to duplicate option flags twice.
31855 Reuse help texts for duplicate options which do not have any.
31857 * gcc.c (display_help): Document --version.
31859 * gcc.c (main): If print_help_list and verbose_flag, ensure
31860 driver output comes before subprocess output.
31862 * optc-gen.awk: Assign all remaining fields to help string,
31863 space-separated, for multi-line help in *.opt.
31865 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31866 -Wno-pedantic-ms-format is for MinGW targets only.
31868 * doc/options.texi (Option file format): Fix bad indentation,
31869 restoring dropped sentence.
31871 2009-02-28 Jan Hubicka <jh@suse.cz>
31873 * tree-inline.c (tree_function_versioning): Output debug info.
31875 2009-02-28 Jan Hubicka <jh@suse.cz>
31878 * tree-inline.c (setup_one_parameter): Do not copy propagate
31879 arguments when not optimizing.
31881 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31884 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31885 (avx_addsubv4df3): Likewise.
31886 (*avx_addsubv4sf3): Likewise.
31887 (sse3_addsubv4sf3): Likewise.
31888 (*avx_addsubv2df3): Likewise.
31889 (sse3_addsubv2df3): Likewise.
31890 (avx_unpckhps256): Correct item selectors.
31891 (avx_unpcklps256): Likewise.
31892 (avx_unpckhpd256): Likewise.
31893 (avx_unpcklpd256): Likewise.
31895 2009-02-28 Jan Hubicka <jh@suse.cz>
31897 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31899 (copy_arguments_for_versioning): If var is declared don't declare it.
31900 (tree_function_versioning): First setup substitutions and then copy
31903 2009-02-27 Jan Hubicka <jh@suse.cz>
31906 * cgraph.h (varpool_output_debug_info): Remove.
31907 * cgraphunit.c (varpool_output_debug_info): Remove.
31908 * dwarf2out.c (deferred_locations_struct): New struct
31909 (deferred_locations): New type.
31910 (deferred_locations_list): New static var.
31911 (deffer_location): New function.
31912 (gen_variable_die): Use it.
31913 (decls_for_scope): Output info on local static vars.
31914 (dwarf2out_finish): Process deferred locations.
31915 * varpool.c (varpool_output_debug_info): Remove.
31917 2009-02-27 Jan Hubicka <jh@suse.cz>
31920 * tree.h (TREE_PROTECTED): Fix comment.
31921 (BLOCK_HANDLER_BLOCK): Remove.
31922 (struct tree_block): Remove handler_block add body_block.
31923 (inlined_function_outer_scope_p): New.
31924 (is_body_block): Remove.
31925 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31926 * dwarf2out.c (is_inlined_entry_point): Remove.
31927 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31928 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31930 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31931 * gimplify.c (gimplify_expr): Gimplify body blocks.
31932 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31933 block with multiple subblocks.
31934 (dump_scope_block): Prettier output; dump more flags and info.
31935 (dump_scope_blocks): New.
31936 (remove_unused_locals): Use dump_scope_blocks.
31937 * tree-flow.h (dump_scope_blocks): Declare.
31938 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31939 * stmt.c (is_body_block): Remove.
31940 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31941 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31943 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31945 PR middle-end/39308
31946 * graphite.c (graphite_loop_normal_form): Do not call
31947 number_of_iterations_exit from a gcc_assert.
31949 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31951 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31952 jumps if COND is NULL.
31953 (find_cond_jump): New function.
31954 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31955 * config/s390/s390.md: Remove z10_cobra attribute value.
31957 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31959 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31960 force_const_mem returns NULL_RTX.
31962 2009-02-26 Jan Hubicka <jh@suse.cz>
31965 * cgraph.h (varpool_output_debug_info): Remove.
31966 * cgraphunit.c (varpool_output_debug_info): Remove.
31967 * dwarf2out.c (deferred_locations_struct): New struct
31968 (deferred_locations): New type.
31969 (deferred_locations_list): New static var.
31970 (deffer_location): New function.
31971 (gen_variable_die): Use it.
31972 (decls_for_scope): Output info on local static vars.
31973 (dwarf2out_finish): Process deferred locations.
31974 * varpool.c (varpool_output_debug_info): Remove.
31976 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31978 PR rtl-optimization/39241
31979 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31980 to subreg_offset_representable_p.
31982 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31984 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31985 execute function prototype. Get f and nregs from max_reg_num
31986 and get_insns. Remove the first backward pass as it's dead,
31987 guard the forward pass by flag_expensive_optimizations.
31988 (rest_of_handle_regmove): Delete.
31989 (pass_regmove): Replace it with regmove_optimize.
31991 2009-02-25 Martin Jambor <mjambor@suse.cz>
31993 PR tree-optimization/39259
31994 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31995 calls_alloca function flags.
31996 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31997 calls are detected.
31999 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
32001 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
32002 flags_set_1_rtx, flags_set_1_set): Delete.
32003 (regmove_optimize): Do not call mark_flags_life_zones.
32005 2009-02-24 Julian Brown <julian@codesourcery.com>
32008 * config/arm/arm.c (require_pic_register): Only set
32009 cfun->machine->pic_reg once per function.
32011 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
32013 * doc/invoke.texi (Link Options): Document an easier way to pass
32014 options that take arguments to the GNU linker using -Xlinker and -Wl.
32016 2009-02-24 Steve Ellcey <sje@cup.hp.com>
32019 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
32021 2009-02-24 Richard Guenther <rguenther@suse.de>
32024 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32026 2009-02-24 Richard Guenther <rguenther@suse.de>
32027 Zdenek Dvorak <ook@ucw.cz>
32029 PR tree-optimization/39233
32030 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32031 from converting them to a generic type.
32033 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
32035 PR tree-optimization/39260
32036 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32037 contains a condition with a real type.
32038 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
32040 2009-02-23 Jason Merrill <jason@redhat.com>
32043 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32044 narrowing_initializer_constant_valid_p.
32045 (narrowing_initializer_constant_valid_p): Don't return
32046 null_pointer_node for adding a pointer to itself.
32048 2009-02-23 Jan Hubicka <jh@suse.cz>
32051 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32054 2009-02-23 Jan Hubicka <jh@suse.cz>
32056 PR tree-optimization/37709
32057 * tree.c (block_ultimate_origin): Move here from dwarf2out.
32058 * tree.h (block_ultimate_origin): Declare.
32059 * dwarf2out.c (block_ultimate_origin): Move to tree.c
32060 * tree-ssa-live.c (remove_unused_scope_block_p):
32061 Eliminate blocks containig no instructions nor live variables nor
32063 (dump_scope_block): New function.
32064 (remove_unused_locals): Enable removal of dead blocks by default;
32065 enable dumping at TDF_DETAILS.
32067 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32069 * config/i386/i386.c (classify_argument): Don't allow COImode
32071 (function_arg_advance_32): Don't allow OImode.
32072 (function_arg_32): Likewise.
32073 (function_value_32): Likewise.
32074 (return_in_memory_32): Likewise.
32075 (function_arg_64): Remove OImode comment.
32077 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32080 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32081 ix86_expand_vector_set for V4DImode in 64bit mode only.
32082 (ix86_expand_vector_init_one_var): Likewise.
32084 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
32086 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32088 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32091 * loop-iv.c: Revert last change.
32092 * emit-rtl.c: Likewise.
32094 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32097 * config/i386/i386.c (type_natural_mode): Remove an extra
32098 space in the warning message.
32099 (function_value_32): Handle 32-byte vector modes.
32100 (return_in_memory_32): Likewise.
32102 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32104 * loop-iv.c (truncate_value): New function.
32105 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32107 (lowpart_subreg): Move to...
32108 * emit-rtl.c: ...here.
32110 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
32112 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32113 accidental and undocumented change at revision 140860.
32115 2009-02-21 Joseph Myers <joseph@codesourcery.com>
32117 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32118 take gimple_seq * arguments.
32119 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32120 types_compatible_p langhook.
32122 2009-02-20 Mark Mitchell <mark@codesourcery.com>
32123 Joseph Myers <joseph@codesourcery.com>
32125 * config/arm/arm.c (arm_builtin_va_list): New function.
32126 (arm_expand_builtin_va_start): Likewise.
32127 (arm_gimplify_va_arg_expr): Likewise.
32128 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
32129 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
32130 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32131 (va_list_type): New variable.
32132 (arm_mangle_type): Mangle va_list_type appropriately.
32134 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32136 PR middle-end/39157
32137 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32138 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32139 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
32140 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32141 parameter to 1000 for -O1 by default.
32142 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32144 * loop-invariant.c: Include params.h.
32145 (move_loop_invariants): Don't call move_single_loop_invariants on
32148 2009-02-20 Jaka Mocnik <jaka@xlab.si>
32150 * calls.c (emit_library_call_value_1): Use slot_offset instead of
32151 offset when calculating bounds for indexing stack_usage_map. Fixes
32152 a buffer overflow with certain target setups.
32154 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32157 * calls.c (expand_call): Clear try_tail_call if caller and callee
32158 disagree in promotion of function return value.
32160 2009-02-19 Jakub Jelinek <jakub@redhat.com>
32163 * c-common.c (c_determine_visibility): If visibility changed and
32164 DECL_RTL has been already set, call make_decl_rtl to update symbol
32167 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
32170 * varasm.c (assemble_variable): Don't check DECL_NAME when
32171 globalizing a variable.
32173 2009-02-19 Joseph Myers <joseph@codesourcery.com>
32176 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32177 expression before any __builtin_trap call.
32178 * c-typeck.c (build_function_call): Convert and check function
32179 arguments before generating a call to a trap. Evaluate the
32180 function arguments before the trap.
32182 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
32185 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32186 (UNSPEC_FXAM_MEM): New unspec.
32187 (fxam<mode>2_i387_with_temp): New insn and split pattern.
32188 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
32189 memory using fxam<mode>2_i387_with_temp to remove excess precision.
32191 2009-02-19 Richard Guenther <rguenther@suse.de>
32193 PR tree-optimization/39207
32194 PR tree-optimization/39074
32195 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
32196 storedanything_tree): New.
32197 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
32198 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32199 (build_succ_graph): Add edges from STOREDANYTHING to all
32201 (init_base_vars): Initialize STOREDANYTHING.
32202 (compute_points_to_sets): Free substitution info after
32203 building the succ graph.
32204 (ipa_pta_execute): Likewise.
32206 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32208 (do_ds_constraint): Do not add to special var or non-pointer
32210 (type_could_have_pointers): Split out from ...
32211 (could_have_pointers): ... here. For arrays use the element type.
32212 (create_variable_info_for): Initialize may_have_pointers.
32213 (new_var_info): Likewise.
32214 (handle_lhs_call): Make the HEAP variable unknown-sized.
32215 (intra_create_variable_infos): Use a type with pointers for
32216 PARM_NOALIAS, make it unknown-sized.
32218 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
32221 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32223 2009-02-18 Jason Merrill <jason@redhat.com>
32226 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32227 value if DECL_EXTERNAL.
32228 * tree-sra.c (sra_walk_gimple_assign): Likewise.
32229 * target.h (gcc_target::binds_local_p): Clarify "module".
32230 * tree.h (TREE_PUBLIC): Clarify "module".
32232 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
32235 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32236 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32238 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
32241 * c.opt (Wabi): Support C and ObjC.
32244 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32246 * config/i386/i386.c (classify_argument): Warn once about the ABI
32247 change when passing union with long double.
32249 * doc/invoke.texi: Update -Wabi for warning psABI changes.
32251 2009-02-18 Joseph Myers <joseph@codesourcery.com>
32254 * c-parser.c (c_parser_compound_statement): Always enter and leave
32257 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32260 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32262 2009-02-18 Jakub Jelinek <jakub@redhat.com>
32264 PR tree-optimization/36922
32265 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32266 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32269 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32271 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32274 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32276 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32278 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32280 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32283 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
32284 Richard Sandiford <rdsandiford@googlemail.com>
32286 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32287 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32288 (loongson_biadd): ...this.
32290 2009-02-17 Richard Guenther <rguenther@suse.de>
32292 PR tree-optimization/39202
32293 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32294 a var make sure to follow existing collapses.
32296 2009-02-17 Richard Guenther <rguenther@suse.de>
32298 PR middle-end/39214
32299 * langhooks.c (lhd_print_error_function): Check for NULL block.
32301 2009-02-17 Richard Guenther <rguenther@suse.de>
32303 PR tree-optimization/39204
32304 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32307 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32309 * config/soft-fp/double.h: Update from glibc CVS.
32311 2009-02-17 Richard Guenther <rguenther@suse.de>
32313 PR tree-optimization/39207
32314 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32315 strict-aliasing warnings for pointers pointing to NULL.
32317 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32320 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32321 skipping until next close brace.
32323 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32326 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32327 to function argument boundary.
32329 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32331 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32332 in the lea_add. Reload eventually constraints it properly.
32333 * config/picochip/constraints.md: Remove the target constraint
32334 "b", since it is not needed anymore.
32336 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32338 * gthr-dce.h: Uglify function parameter and local variable names.
32339 * gthr-gnat.h: Likewise.
32340 * gthr-mipssde.h: Likewise.
32341 * gthr-nks.h: Likewise.
32342 * gthr-posix95.h: Likewise.
32343 * gthr-posix.h: Likewise.
32344 * gthr-rtems.h: Likewise.
32345 * gthr-single.h: Likewise.
32346 * gthr-solaris.h: Likewise.
32347 * gthr-tpf.h: Likewise.
32348 * gthr-vxworks.h: Likewise.
32349 * gthr-win32.h: Likewise.
32351 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32354 * config/i386/i386.md: Restrict the new peephole2 to move
32355 between MMX/SSE registers.
32357 2009-02-15 Richard Guenther <rguenther@suse.de>
32360 2009-02-13 Richard Guenther <rguenther@suse.de>
32362 * configure.ac: Enable LFS.
32363 * configure: Re-generate.
32364 * config.in: Likewise.
32366 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32368 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32369 spu_srqwbyte, spu_srqwbytebc): Define.
32370 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32371 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32372 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32373 "shrqby_<mode>"): New insn-and-split patterns.
32374 * config/spu/spu.c (expand_builtin_args): Determine and return
32375 number of operands using spu_builtin_description data.
32376 (spu_expand_builtin_1): Use it.
32378 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32381 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32384 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32387 * config/i386/i386.c (override_options): Correct warning
32388 messages for -malign-loops, -malign-jumps and -malign-functions.
32390 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32393 * config/i386/i386.md: Restrict the new peephole2 to move
32394 between the general purpose registers.
32396 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32399 * config/i386/i386.c (type_natural_mode): Add a new argument.
32400 Return the original mode and warn ABI change if vector size is 32byte.
32401 (function_arg_advance): Updated.
32402 (function_arg): Likewise.
32403 (ix86_function_value): Likewise.
32404 (ix86_return_in_memory): Likewise.
32405 (ix86_sol10_return_in_memory): Likewise.
32406 (ix86_gimplify_va_arg): Likewise.
32407 (function_arg_32): Don't warn ABX ABI change here.
32408 (function_arg_64): Likewise.
32410 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32412 * loop-iv.c (implies_p): In the final case, test that operands 0
32413 of the two comparisons match.
32415 * config/bfin/bfin.c (find_prev_insn_start): New function.
32416 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32417 (find_next_insn_start): Move.
32419 2009-02-13 Richard Guenther <rguenther@suse.de>
32421 * configure.ac: Enable LFS.
32422 * configure: Re-generate.
32423 * config.in: Likewise.
32425 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32428 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32429 sizes on syntax error after some arguments have been parsed.
32431 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32433 * doc/invoke.texi (-fira): Remove.
32435 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32437 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32438 * recog.c: Likewise.
32441 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32443 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32444 (umul_ppmm): Likewise.
32445 (count_leading_zeros): Likewise.
32446 (count_trailing_zeros): Likewise.
32447 (UMUL_TIME): Likewise.
32449 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32451 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32452 soft-fp/t-softfp to tmake_file.
32454 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32455 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32456 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32457 IA64_BUILTIN_INFQ]: New.
32458 (ia64_init_builtins): Initialize __builtin_infq,
32459 __builtin_fabsq and __builtin_copysignq if not HPUX.
32460 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32461 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32463 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32465 (__fixtfti): Likewise.
32466 (__fixunstfti): Likewise.
32467 (__floattitf): Likewise.
32469 * config/ia64/libgcc-glibc.ver: New.
32470 * config/ia64/t-fprules-softfp: Likewise.
32471 * config/ia64/sfp-machine.h: Likewise.
32473 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32474 (LIBGCC2_TF_CEXT): Likewise.
32475 (TF_SIZE): Likewise.
32476 (TARGET_INIT_LIBFUNCS): Likewise.
32478 * config/ia64/t-glibc (SHLINB_MAPFILES):
32479 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32481 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32483 * config/i386/i386.c (construct_container): Rewrite processing
32484 BLKmode with X86_64_SSE_CLASS.
32486 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32489 * config/i386/i386.md: Replace simplify_replace_rtx with
32490 replace_rtx in the new peephole2.
32492 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32494 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32495 loop unrolling do not happen at -O2.
32497 2009-02-12 Michael Matz <matz@suse.de>
32499 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32501 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32503 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32506 2009-02-12 Ben Elliston <bje@au.ibm.com>
32508 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32509 patterns when updating the back chain. Missed in the 2009-02-10
32512 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32514 * doc/extend.texi (Decimal Floating Types): Update identifier of
32515 draft TR and list of missing support.
32517 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32519 PR middle-end/39154
32520 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32521 bit to variable length decl's flags, add it also to its
32522 pointer replacement variable.
32524 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32525 Jakub Jelinek <jakub@redhat.com>
32528 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32529 (memory_blockage): New expander.
32530 (*memory_blockage): New insn pattern.
32531 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32532 instead of general blockage at the end of function prologue when
32533 frame pointer is used to access red zone area. Do not emit blockage
32534 when profiling, it is emitted in generic code.
32535 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32536 function epilogue when frame pointer is used to access red zone area.
32538 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32541 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32542 by arithmetic with memory operands.
32543 * config/i386/predicates.md (commutative_operator): New.
32545 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32547 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32550 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32552 * alias.h (record_alias_subset): Declare.
32553 * alias.c (record_alias_subset): Make global.
32555 2009-02-10 Nick Clifton <nickc@redhat.com>
32557 * tree-parloops.c: Change license to GPLv3.
32558 * ipa-struct-reorg.c: Change license to GPLv3.
32559 * ipa-struct-reorg.h: Change license to GPLv3.
32561 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32564 * c-decl.c (start_struct): Return NULL on error.
32566 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32568 PR middle-end/39124
32569 * cfgloopmanip.c (remove_path): Call remove_bbs after
32570 cancel_loop_tree, not before it.
32573 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32574 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32575 VAR_DECLs were seen.
32576 * tree-ssa-live.c (remove_unused_locals): Recompute
32577 cfun->has_local_explicit_reg_vars.
32578 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32579 copies or clearings if cfun->has_local_explicit_reg_vars.
32581 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32584 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32585 of function prologue when frame pointer is used to access
32588 2009-02-10 Richard Guenther <rguenther@suse.de>
32590 PR middle-end/39127
32591 * gimplify.c (gimple_regimplify_operands): Always look if
32592 we need to create a temporary.
32594 2009-02-10 Richard Guenther <rguenther@suse.de>
32596 PR tree-optimization/39132
32597 * tree-loop-distribution.c (todo): New global var.
32598 (generate_memset_zero): Trigger TODO_rebuild_alias.
32599 (tree_loop_distribution): Return todo.
32601 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32604 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32605 (x86_64_reg_class_name): Removed.
32606 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32607 first one isn't X86_64_SSE_CLASS or any other ones aren't
32608 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32609 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32610 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32611 and 3 X86_64_SSEUP_CLASS.
32612 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32613 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32615 2009-02-10 Ben Elliston <bje@au.ibm.com>
32617 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32618 form instruction to update the stack back chain word, even if the
32619 user has disabled the generation of update instructions.
32620 (movdi_<mode>_update_stack): New.
32621 (movsi_update_stack): Likewise.
32622 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32623 always use an update form instruction to update the stack back
32626 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32628 PR middle-end/38953
32629 * graphite.c (if_region_set_false_region): After moving a region in
32630 the false branch of a condition, remove the empty dummy basic block.
32631 (gloog): Remove wrong fix for PR38953.
32633 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32635 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32636 generation due to implicit sign extension.
32638 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32640 PR middle-end/38981
32641 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32642 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32644 2009-02-09 Richard Guenther <rguenther@suse.de>
32646 PR middle-end/35202
32647 * convert.c (convert_to_real): Disable (float)fn((double)x)
32648 to fnf(x) conversion if errno differences may occur and
32649 -fmath-errno is set.
32651 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32653 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32654 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32655 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32657 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32660 * c-common.c (handle_alias_attribute): Disallow attribute for
32661 anything not a FUNCTION_DECL or VAR_DECL.
32663 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32666 * real.c (do_compare): Special-case compare of zero against
32667 decimal float value.
32669 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32672 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32673 as indicating flexible array members unless the field itself is
32674 being declarared as the incomplete array.
32676 2009-02-06 Jan Hubicka <jh@suse.cz>
32678 PR tree-optimization/38844
32679 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32680 is already inlined.
32682 2009-02-06 Richard Guenther <rguenther@suse.de>
32684 PR middle-end/38977
32685 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32686 fork because we may expand it as __gcov_fork.
32688 2009-02-06 Nick Clifton <nickc@redhat.com>
32690 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32692 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32694 PR tree-optimization/35659
32695 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32696 vn_phi_eq): Shortcut if hashcode does not match.
32697 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32699 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32700 and avoid iterative_hash_expr.
32701 (FOR_EACH_VALUE_ID_IN_SET): New.
32702 (value_id_compare): Remove.
32703 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32704 sort expressions by value id.
32706 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32709 * config/sh/predicates.md (general_movsrc_operand): Don't check
32710 the subreg of system registers here.
32712 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32715 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32716 on the copied decl.
32718 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32720 PR rtl-optimization/39110
32721 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32722 addresses, not aligned ones.
32724 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32725 Richard Guenther <rguenther@suse.de>
32727 PR tree-optimization/39100
32728 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32729 comment says and add edges.
32731 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32734 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32735 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32737 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32739 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32740 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32741 register_bb_in_sese, new_sese, free_sese): Moved.
32742 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32743 outermost_loop_in_scop, build_scop_iteration_domain,
32744 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32745 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32746 Use loop_in_sese_p instead of loop_in_scop_p.
32747 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32748 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32749 (scopdet_basic_block_info): Fix bug in scop detection.
32750 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32751 eq_loop_to_cloog_loop): Remove.
32752 (nb_loops_around_loop_in_scop, nb_loop
32753 ref_nb_loops): Moved here...
32754 * graphite.h (ref_nb_loops): ... from here.
32755 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32756 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32757 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32759 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32760 Hans-Peter Nilsson <hp@axis.com>
32762 PR rtl-optimization/37889
32763 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32764 Move offset handling from PLUS to before the switch. Use new
32765 arguments when considering SYMBOL_REFs too.
32766 (rtx_addr_can_trap_p): Pass dummy offset and size.
32767 (enum may_trap_p_flags): Remove.
32768 (may_trap_p_1): Pass size from MEM_SIZE.
32770 PR rtl-optimization/38921
32771 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32772 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32773 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32774 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32776 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32778 AVX Programming Reference (January, 2009)
32779 * config/i386/sse.md (*vpclmulqdq): New.
32781 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32783 PR tree-optimization/38977
32784 PR gcov-profile/38292
32785 * calls.c (special_function_p): Disregard __builtin_ prefix.
32787 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32789 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32790 non-indexable addresses even before reload.
32792 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32795 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32796 as having variable size. Do not give an error for unnamed
32797 parameters with [*] declarators. Give a warning for type names
32798 with [*] declarators and mark them as variable size.
32799 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32800 for sizeof applied to [*] type names.
32802 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32805 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32807 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32809 * gcc.c (process_command): Update copyright notice dates.
32810 * gcov.c (print_version): Likewise.
32811 * gcov-dump.c (print_version): Likewise.
32812 * mips-tfile.c (main): Likewise.
32813 * mips-tdump.c (main): Likewise.
32815 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32818 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32819 for composite type involving a zero-length array type.
32821 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32824 * function.c (match_asm_constraints_1): Skip over
32825 initial optional % in the constraint.
32827 PR inline-asm/39059
32828 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32829 supported, don't accept FIXED_CSTs.
32830 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32831 and _Sat is used without _Fract/_Accum. Set specs->type to
32832 integer_type_node for cts_fract/cts_accum if fixed point is not
32835 2009-02-02 Catherine Moore <clm@codesourcery.com>
32837 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32839 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32841 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32842 (ABI_HAS_64BIT_SYMBOLS): Use it.
32843 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32845 2009-02-02 Paul Brook <paul@codesourcery.com>
32847 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32849 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32851 PR inline-asm/39058
32852 * recog.h (asm_operand_ok): Add constraints argument.
32853 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32854 recurse on matching constraint.
32855 (check_asm_operands): Pass constraints as 3rd argument to
32856 asm_operand_ok. Don't look up matching constraint here.
32857 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32860 2009-02-02 Ben Elliston <bje@au.ibm.com>
32862 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32863 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32865 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32867 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32868 information. Remove some obsolete information. Reorganize.
32870 * config/pa/fptr.c: Revert license to GPL 2.
32871 * config/pa/milli64.S: Likewise.
32873 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32876 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32877 LIBRARY name in, instead of hard-coding it.
32878 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32879 extra target make frag to tmake_files according to EH model.
32880 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32881 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32882 frags that define makefile variable EH_MODEL appropriately.
32883 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32884 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32885 to "-sjlj" according to type of EH configured.
32886 (LIBGCC_SONAME): Concatenate it to shared library base name.
32887 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32888 to "_sjlj" according to type of EH configured.
32889 (LIBGCC_SONAME): Concatenate it to shared library base name.
32890 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32891 (SHLIB_LINK): Add missing semicolon to if-else construct.
32892 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32893 string value of "pe_dll" command-line option.
32894 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32895 (SHLIB_SONAME): Use it when overriding t-cygming default.
32896 (SHLIB_IMPLIB): Override t-cygming default.
32897 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32898 string value of "pe_dll" command-line option.
32900 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32903 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32904 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32906 2009-01-31 Richard Guenther <rguenther@suse.de>
32908 PR tree-optimization/38937
32909 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32910 computing the transitive closure.
32912 2009-01-30 Richard Guenther <rguenther@suse.de>
32914 PR tree-optimization/39041
32915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32916 Propagate variable indices only if the types match for this stmt.
32918 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32921 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32922 inline but never defined.
32924 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32926 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32927 (*insv_h_di_reg_extimm): New insn.
32928 (*insv_l<mode>_reg_extimm): New insn.
32930 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32932 * config/picochip/picochip.c (flag_conserve_stack): set
32933 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32934 fconserve-stack. Reduce call-overhead used by inliner.
32936 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32939 * common.opt (flag_conserve_stack): Initialised to zero.
32941 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32944 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32945 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32948 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32950 * ira-color.c (allocno_reload_assign): Update comments.
32951 * regmove.c (regmove_optimize): Likewise.
32955 2009-01-29 Robert Millan <rmh@aybabtu.com>
32957 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32958 * config/i386/kopensolaris-gnu.h: New file. Undefine
32959 `MD_UNWIND_SUPPORT'.
32960 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32962 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32964 PR tree-optimization/39007
32965 * tree-loop-distribution.c (generate_builtin): Use
32966 recompute_dominator to compute the immediate dominator of the
32967 basic block just after the loop.
32969 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32971 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32972 (ASM_OUTPUT_DWARF_PCREL): Define.
32974 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32976 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32977 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32978 global. Modify entries about regmove and IRA.
32980 * ra-conflict.c: Remove the file.
32982 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32984 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32985 (pass_regclass_init): Rename to pass_reginfo_init.
32987 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32989 * toplev.h (flag_ira): Remove.
32991 * caller-save.c (setup_save_areas): Remove flag_ira.
32993 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32995 * global.c: Remove the file.
32997 * opts.c (decode_options): Remove flag_ira.
32999 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
33001 * regmove.c: Modify file description.
33002 (find_use_as_address, try_auto_increment): Define them only if
33003 AUTO_INC_DEC is defined.
33004 (replacement_quality, replace_in_call_usage, fixup_match_1,
33005 stable_and_no_regs_but_for_p): Remove.
33006 (reg_set_in_bb): Make it static.
33007 (regmove_optimize): Remove flag_ira and code which worked for
33010 * local-alloc.c: Remove the file.
33012 * common.opt (fira): Remove.
33014 * ira.c: Include except.h.
33015 (eliminable_regset): Move from global.c.
33016 (mark_elimination): Ditto. Remove flag_ira.
33017 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
33018 equiv_mem_modified, validate_equiv_mem_from_store,
33019 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
33020 contains_replace_regs, memref_referenced_p, memref_used_between_p,
33021 no_equiv, recorded_label_ref): Move from local-alloc.c.
33022 (update_equiv_regs): Ditto. Make it static.
33023 (print_insn_chain, print_insn_chains): Move it from global.c.
33024 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
33025 (build_insn_chain): Ditto. Make it static.
33026 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
33027 Rename to init_live_subregs.
33028 (gate_ira): Remove flag_ira.
33030 * regclass.c: Rename reginfo.c. Change file description.
33031 (FORBIDDEN_INC_DEC_CLASSES): Remove.
33032 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33033 (init_reg_sets_1): Remove code for evaluation of
33034 reg_class_superclasses and losing_caller_save_reg_set.
33035 (init_regs): Remove init_reg_autoinc.
33036 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33037 ok_for_base_p_nonstrict): Remove.
33038 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
33039 (pass_regclass_init): Rename to pass_reginfo_init. Modify
33040 corresponding entries.
33041 (dump_regclass, record_operand_costs, scan_one_insn,
33042 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33043 record_address_regs, auto_inc_dec_reg_p): Remove.
33044 (gt-regclass.h): Rename to gt-reginfo.h.
33046 * rtl.h (dump_global_regs, retry_global_alloc,
33047 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33049 * Makefile.in (RA_H): Remove.
33050 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33051 Rename regclass.o to reginfo.o.
33052 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
33054 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
33055 (GTFILES): Rename regclass.c to reginfo.c.
33057 * passes.c (init_optimization_passes): Remove pass_local_alloc and
33058 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
33060 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33061 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33063 (finish_spills): Ditto. Remove code for !flag_ira.
33065 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
33067 PR middle-end/35854
33068 * doc/invoke.texi (rtl debug options): Complete rewrite.
33069 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33071 * mode-switching.c (pass_mode_switching): Rename pass from
33072 "mode-sw" to "mode_sw".
33073 * except.c (pass_convert_to_eh_ranges): Rename pass from
33074 "eh-ranges" to "eh_ranges".
33075 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33079 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
33080 Alexander Monakov <amonakov@ispras.ru>
33082 PR middle-end/38857
33083 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33085 (move_exprs_to_boundary): Change return type and pass through
33086 should_move from move_op. Relax assert. Update usage ...
33087 (schedule_expr_on_boundary): ... here. Use should_move instead of
33089 (move_op_orig_expr_found): Indicate that insn was disconnected from
33091 (code_motion_process_successors): Do not call after_merge_succs
33092 callback if original expression was not found when traversing any of
33094 (code_motion_path_driver): Change return type. Update prototype.
33095 (move_op): Update comment. Add a new parameter (should_move). Update
33096 prototype. Set *should_move based on indication provided by
33097 move_op_orig_expr_found.
33099 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
33101 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
33102 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33103 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33104 * config/rs6000/rs6000.c (rs6000_override_options): Default
33105 avoid-indexed-addresses on for Power6, off for everything else.
33106 (avoiding_indexed_address_p): New function.
33107 (rs6000_legitimize_address): Use it.
33108 (rs6000_legitimate_address): Likewise.
33109 * config/rs6000/rs6000.md (movXX_updateX): Likewise
33111 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
33113 PR tree-optimization/38997
33114 * tree-loop-distribution.c (generate_memset_zero): Use
33115 POINTER_PLUS_EXPR for a pointer addition.
33117 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
33119 * config/s390/s390.md (bswap<mode>2): New pattern added.
33121 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33123 * config/s390/s390.md (*tls_load_31): Added type attribute.
33125 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33127 * config/s390/s390.md: Fix a few comments.
33129 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33131 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33132 (*tm<mode>_full): Fixed z10prop attribute.
33133 (*tst<mode>_extimm): Fixed z10prop attribute.
33134 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33135 (*tstqiCCT_cconly): Fixed z10prop attribute.
33136 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33137 (*movsi_larl): Fixed z10prop attribute.
33138 (*movsi_zarch): Fixed z10prop attribute.
33139 (*movsi_eas): Fixed z10prop attribute.
33140 (*movhi): Fixed z10prop attribute.
33141 (*movqi): Fixed z10prop attribute.
33142 (*movstrictqi): Fixed z10prop attribute.
33143 (*mov<mode>): Fixed z10prop attribute.
33144 (*movcc): Fixed z10prop attribute.
33145 (*sethighpartdi_64): Fixed z10prop attribute.
33146 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33147 (*negdi2_sign_cc): Fixed z10prop attribute.
33148 (*negdi2_sign): Fixed z10prop attribute.
33149 (*absdi2_sign_cc): Fixed z10prop attribute.
33150 (*absdi2_sign): Fixed z10prop attribute.
33151 (*negabsdi2_sign_cc): Fixed z10prop attribute.
33152 (*negabsdi2_sign): Fixed z10prop attribute.
33153 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33154 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33155 (doloop_si64): Fixed z10prop attribute.
33156 (doloop_si31): Fixed z10prop attribute.
33157 (doloop_long): Fixed z10prop attribute.
33158 (indirect_jump): Fixed z10prop attribute.
33159 (nop): Fixed z10prop attribute.
33160 (main_base_64): Fixed z10prop attribute.
33161 (reload_base_64): Fixed z10prop attribute.
33163 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33165 PR rtl-optimization/38740
33166 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33168 * config/mips/mips.c (mips_reorg): Likewise.
33170 2009-01-28 Richard Guenther <rguenther@suse.de>
33172 PR tree-optimization/38926
33173 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
33174 with the correct value id to a value.
33175 (do_regular_insertion): Use the value number of edoubleprime
33176 for the value number of the expr.
33179 2008-08-21 Richard Guenther <rguenther@suse.de>
33181 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33182 a PHI ask VN if it is already available.
33183 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33184 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
33186 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33188 PR middle-end/38934
33189 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33190 set to varying whenever max has TREE_OVERFLOW set, similarly
33191 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33193 2009-01-28 Richard Guenther <rguenther@suse.de>
33195 PR middle-end/38908
33196 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33197 uninitialized aggregate uses in call arguments.
33199 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
33201 PR tree-optimization/38984
33202 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
33203 the nothing_id variable if -fno-delete-null-pointer-checks.
33205 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
33208 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33209 (set_got_offset_rex64): Ditto.
33211 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
33214 * doc/extend.texi: Improve local variable with asm reg.
33216 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
33218 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
33219 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33220 was not supplied then set warn_packed_bitfield_compat to the
33221 default value of 1.
33222 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
33225 2009-01-27 Richard Guenther <rguenther@suse.de>
33227 PR tree-optimization/38503
33228 * cfgexpand.c (expand_gimple_basic_block): Ignore
33229 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33230 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33231 variables that cannot have TBAA applied.
33232 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33235 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
33237 PR middle-end/38969
33238 * calls.c (initialize_argument_information): Do not wrap complex
33239 arguments in SAVE_EXPR.
33241 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
33243 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33244 (INSTALL_LIBGCC): Revert typo commit.
33246 2009-01-26 Richard Guenther <rguenther@suse.de>
33248 PR tree-optimization/38745
33249 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33250 from special handling.
33252 2009-01-26 Richard Guenther <rguenther@suse.de>
33254 PR tree-optimization/38745
33255 * tree-ssa.c (execute_update_addresses_taken): Do not include
33256 variables that cannot possibly be a register in not_reg_needs.
33257 Do not clear TREE_ADDRESSABLE on vars that may not become
33259 * tree-ssa.c (update_alias_info_1): Include those in the set
33260 of addressable vars.
33262 2009-01-26 Richard Guenther <rguenther@suse.de>
33264 PR middle-end/38851
33265 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33266 * tree-ssa-dse.c: Include langhooks.h
33267 (execute_simple_dse): Remove stores with zero size.
33269 2009-01-24 Jakub Jelinek <jakub@redhat.com>
33272 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33275 2009-01-24 Julian Brown <julian@codesourcery.com>
33277 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33278 config/arm/linux-atomic.c.
33279 * config/arm/linux-atomic.c: New.
33281 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
33283 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33284 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33285 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33287 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
33290 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33293 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33295 PR tree-optimization/38953
33296 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33297 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33298 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33299 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33302 2009-01-24 Paul Brook <paul@codesourcery.com>
33304 * config/arm/neon.md (neon_type): Move to arm.md.
33305 (neon_mov<VSTRUCT>): Add neon_type attribute.
33306 * config/arm/arm.md (neon_type): Move to here.
33307 (conds): Add "unconditioal" and use as default for NEON insns.
33309 2009-01-24 Ben Elliston <bje@au.ibm.com>
33311 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33312 void *' warning from -Wc++-compat.
33313 * Makefile.in (dominance.o-warn): Remove.
33315 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33317 PR tree-optimization/38932
33318 * fold-const.c (fold_unary_ignore_overflow): New.
33319 * tree.h (fold_unary_ignore_overflow): Declare.
33320 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33321 * tree-ssa-sccvn.c (visit_reference_op_load,
33322 simplify_unary_expression): Likewise.
33324 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33326 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33327 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33328 regardless of their type.
33329 * c-common.c (handle_packed_attribute): Don't ignore packed on
33331 * c.opt (Wpacked-bitfield-compat): New warning option.
33332 * stor-layout.c (place_field): Warn if offset of a field changed.
33333 * doc/extend.texi (packed): Mention the ABI change.
33334 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33335 (Warning Options): Add it to the list.
33337 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33339 * c-opts.c (c_common_post_options): Fix a typo in comments.
33341 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33343 PR middle-end/38615
33344 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33345 variables to static.
33346 * doc/invoke.texi (-fmerge-all-constants): Update description.
33348 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33351 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33352 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33354 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33356 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33358 (LOCAL_ALIGNMENT): Similarly.
33360 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33361 Joseph Myers <joseph@codesourcery.com>
33363 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33364 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33365 * config/arm/arm-tune.md: Regenerate.
33366 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33369 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33371 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33372 version number to five.
33374 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33377 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33378 * c-common.c (set_underlying_type): Likewise.
33379 (is_typedef_decl ): Likewise
33381 (set_underlying_type): Likewise.
33382 (is_typedef_type): Likewise.
33384 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33386 PR middle-end/38587
33387 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33390 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33393 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33394 (LIBGCC_SPEC): Don't define.
33395 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33397 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33399 PR rtl-optimization/38879
33400 * alias.c (base_alias_check): Unaligned access via AND address can
33401 alias all surrounding object types except those with sizes equal
33402 or wider than the size of unaligned access.
33404 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33407 * c-decl.c (clone_underlying_type): Move this ...
33408 * c-common.c (set_underlying_type): ... here.
33409 Also, make sure the function properly sets TYPE_STUB_DECL() on
33410 the newly created typedef variant type.
33411 (is_typedef_decl ): New entry point.
33412 * tree.h: Added a new member member_types_needing_access_check to
33413 struct tree_decl_non_common.
33414 (set_underlying_type): New entry point.
33415 (is_typedef_type): Likewise.
33417 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33419 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33420 Check whether two instructions have memory references that
33421 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33422 are helper functions for traversing.
33423 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33424 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33425 not to draw dependency edge for instructions with non-conflicting
33428 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33431 * longlong.h: Update copyright years. Use soft-fp license notice.
33432 Sync __clz_tab declaration with glibc.
33434 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33437 * doc/extend.texi (syscall_linkage): New.
33438 (version_id): Modify.
33440 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33441 Richard Guenther <rguenther@suse.de>
33443 PR tree-optimization/38747
33444 PR tree-optimization/38748
33445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33446 conversion if the base address is an indirect reference and the
33447 aliasing sets could cause issues.
33449 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33451 * common.opt (fgraphite, fgraphite-identity): Add comment for
33452 explaining why these options are not documented.
33454 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33456 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33457 gimple_call_lhs is NULL.
33459 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33462 * emit-rtl.c (adjust_address_1): Make sure memref is never
33465 2009-01-20 Ben Elliston <bje@au.ibm.com>
33467 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33468 const qualifier from arg parameter. Remove unnecessary cast to char *.
33469 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33470 const qualifier from arg 2.
33472 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33474 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33476 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33479 * rtl.h (reinit_regs): New prototype.
33480 * regclass.c: Include ira.h.
33481 (reinit_regs): New.
33482 * Makefile.in (regclass.o): Add ira.h.
33483 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33485 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33488 * c-common.c (handle_aligned_attribute): Use
33489 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33490 default alignment value.
33492 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33494 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33495 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33497 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33498 __BIGGEST_ALIGNMENT__.
33500 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33502 2009-01-18 Richard Guenther <rguenther@suse.de>
33504 PR tree-optimization/38819
33505 * tree-flow.h (operation_could_trap_helper_p): Declare.
33506 * tree-eh.c (operation_could_trap_helper_p): Export.
33507 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33508 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33509 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33510 are about to insert a possibly trapping instruction and fail
33513 2009-01-18 Andreas Schwab <schwab@suse.de>
33515 * doc/install.texi (Configuration): Remove obsolete paragraph
33516 about use of --with-gnu-ld with --with-gnu-as.
33518 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33520 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33521 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33522 Follow spelling conventions.
33524 2009-01-18 Ben Elliston <bje@au.ibm.com>
33526 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33527 C++ warning about implicit conversion from void * to struct
33529 (bitmap_obstack_free): Likewise for bitmap_element *.
33530 * Makefile.in (bitmap.o-warn): Remove.
33532 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33534 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33536 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33537 Tobias Grosser <tobi.grosser@amd.com>
33539 * graphite.c (graphite_trans_scop_block): Do not block single
33542 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33544 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33545 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33546 test with assertion.
33548 2009-01-16 Richard Guenther <rguenther@suse.de>
33550 PR tree-optimization/38835
33551 PR middle-end/36227
33552 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33553 and INT + PTR -> (INT)(PTR p+ INT) folding.
33554 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33556 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33559 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33560 the subreg from a lowpart subreg if it is also casting the value.
33562 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33563 Tobias Grosser <tobi.grosser@amd.com>
33565 * graphite.c (compare_prefix_loops): New.
33566 (build_scop_canonical_schedules): Rewritten.
33567 (graphite_transform_loops): Move build_scop_canonical_schedules
33568 after build_scop_iteration_domain.
33570 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33571 Tobias Grosser <tobi.grosser@amd.com>
33573 * graphite.c (add_conditions_to_domain): Add the loops to
33574 the dimension of the iteration domain. Do copy the domain
33575 only when it exists.
33576 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33577 (add_conditions_to_constraints): New.
33578 (can_generate_code_stmt, can_generate_code): Removed.
33579 (gloog): Do not call can_generate_code.
33580 (graphite_transform_loops): Call add_conditions_to_constraints
33581 after building the iteration domain.
33583 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33585 PR tree-optimization/38789
33586 * tree-ssa-threadedge.c
33587 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33588 __builtin_constant_p.
33590 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33592 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33593 examined before deleting them.
33595 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33597 * function.c (aggregate_value_p): Correctly extract the function
33598 type from CALL_EXPR_FN lookup.
33600 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33602 * config/picochip/picochip.c (picochip_override_options): Revert
33603 CFI asm flag disable commited previously.
33605 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33606 Tobias Grosser <tobi.grosser@amd.com>
33607 Jan Sjodin <jan.sjodin@amd.com>
33609 * graphite.c (scan_tree_for_params): On substractions negate
33610 all the coefficients of the term.
33611 (clast_to_gcc_expression_red): New. Handle reduction expressions
33612 of more than two operands.
33613 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33614 (get_vdef_before_scop): Handle also the case of default definitions.
33616 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33618 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33619 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33620 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33622 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33623 Joey Ye <joey.ye@intel.com>
33625 PR middle-end/37843
33626 * cfgexpand.c (expand_stack_alignment): Don't update stack
33627 boundary nor check incoming stack boundary here.
33628 (gimple_expand_cfg): Update stack boundary and check incoming
33629 stack boundary here.
33631 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33633 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33635 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33637 PR rtl-optimization/38245
33638 * calls.c (expand_call): Add stack arguments to
33639 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33640 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33641 in regs and partially in memory or BLKmode arguments.
33642 (emit_library_call_value_1): Add stack arguments to
33643 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33644 ACCUMULATE_OUTGOING_ARGS).
33645 * dce.c: Include tm_p.h.
33646 (find_call_stack_args): New function.
33647 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33649 (mark_insn): Call find_call_stack_args for CALL_Ps.
33650 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33651 forwards. Allocate and free arg_stores bitmap if needed, pass it
33652 down to deletable_insn_p, don't mark stores set in arg_stores
33653 bitmap, clear the bitmap at the beginning of each bb.
33654 * Makefile.in (dce.o): Depend on $(TM_P_H).
33656 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33659 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33660 to make sure the insn is a conditional test (bug 22599). Reformat a
33663 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33665 PR middle-end/38431
33666 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33667 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33668 (gloog): Do not call cleanup_tree_cfg.
33669 (graphite_transform_loops): Call cleanup_tree_cfg after all
33670 scops have been code generated.
33672 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33673 * doc/gty.texi (Invoking the garbage collector): Added new node
33674 and section documenting ggc_collect.
33676 2009-01-14 Richard Guenther <rguenther@suse.de>
33678 PR tree-optimization/38826
33679 PR middle-end/38477
33680 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33681 initialization notes only if we actually emitted a warning.
33682 (intra_create_variable_infos): Add constraints for a result decl
33683 that is passed by hidden reference.
33684 (build_pred_graph): Mark all related variables non-direct on
33687 2009-01-14 Nick Clifton <nickc@redhat.com>
33689 * ira-conflicts.c: Include addresses.h for the definition of
33691 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33692 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33694 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33697 * Makefile.in (ira-lives.o): Add except.h.
33699 * ira-lives.c: Include except.h.
33700 (process_bb_node_lives): Process can_throw_internal.
33702 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33704 PR rtl-optimization/38774
33705 * combine.c (simplify_set): When undoing cc_use change, don't do
33706 PUT_CODE on the newly created comparison, but instead put back the
33709 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33711 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33712 values. Remove duplicate arm8 entry.
33714 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33716 PR tree-optimization/38786
33717 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33718 the SSA_NAME case of expand_scalar_variables_expr.
33719 Set the type of an expression to the type of its assign statement.
33720 (expand_scalar_variables_expr): Also gather the scalar computation
33721 used to index the memory access. Do not pass loop_p.
33722 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33723 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33724 the gimple_stmt_iterator where it inserts new code.
33725 Do not pass loop_p.
33726 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33727 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33729 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33731 * graphite.h (debug_value): Removed.
33732 * graphite.c (debug_value): Removed.
33734 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33736 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33737 ldrd/strd with two 32-bit instructions.
33739 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33741 * config/arm/arm.c (struct processors): Pass for speed down into
33742 cost helper functions.
33743 (const_ok_for_op): Handle COMPARE and inequality nodes.
33744 (arm_rtx_costs_1): Rewrite.
33745 (arm_size_rtx_costs): Update prototype.
33746 (arm_rtx_costs): Pass speed down to helper functions.
33747 (arm_slowmul_rtx_costs): Rework cost calculations.
33748 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33749 (arm_9e_rtx_costs): Likewise.
33751 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33753 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33754 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33755 (alpha_legitimize_address): Do not split local symbols wider than
33756 UNITS_PER_WORD into HIGH/LO_SUM parts.
33758 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33761 * gcc.c (process_command): Replace call to execvp with calls
33762 to pex_one and exit.
33764 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33767 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33768 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33769 variant for devices with 3-byte PC.
33770 (__tablejump_elpm__): New.
33772 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33775 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33776 offsetof member-designator, handle it as `[0].'.
33778 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33780 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33781 function when not using named sections on targets with named sections
33782 if branch distance is less than 262132.
33784 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33786 * combine.c (combine_instructions): Recompute
33787 optimize_this_for_speed_p for each BB in the main combine loop.
33789 2009-01-12 Tomas Bily <tbily@suse.cz>
33792 * tree-loop-distribution.c (prop_phis): New function.
33793 (generate_builtin): Call prop_phis.
33795 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33797 PR tree-optimization/38807
33798 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33799 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33801 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33803 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33804 subreg of op0 to the original op0.
33806 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33808 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33810 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33813 * mips-tfile.c (parse_def): Fix parsing of def strings
33814 starting with digits.
33816 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33819 * config/arm/arm.c (arm_is_long_call_p): Don't call
33820 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33822 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33824 * regrename.c (regrename_optimize): Fix dumping.
33825 (find_oldest_value_reg): Preserve REG_POINTER.
33826 (copy_hardreg_forward_1): Likewise.
33828 2009-01-09 Diego Novillo <dnovillo@google.com>
33830 * gimple.h (struct gimple_statement_base) <uid>: Document
33831 the restrictions on its use.
33832 (gimple_uid): Tidy.
33833 (gimple_set_uid): Tidy.
33835 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33837 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33838 zero guard even if align_bytes != 0 and count is smaller than
33841 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33843 PR rtl-optimization/38495
33844 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33845 (add_range_and_copies_from_move_list): Print all added ranges.
33846 Add ranges to memory optimized destination.
33848 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33852 * config/i386/i386.c (override_options): Reject
33853 -mstringop-strategy=rep_8byte with -m32.
33854 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33855 to 1. Do count comparison against epilogue_size_needed at compile
33856 time even when count_exp was constant forced into register. For
33857 size_needed don't jump to epilogue, instead just avoid aligning
33858 and invoke the body algorithm. If need_zero_guard, add zero guard
33859 even if count is non-zero, but smaller than size_needed + number of
33860 bytes that could be stored for alignment.
33861 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33862 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33863 but smaller than size_needed + number of bytes that could be stored
33864 for alignment. Compare size_needed with epilogue_size_needed instead
33865 of desired_align - align, don't adjust size_needed, pass
33866 epilogue_size_needed to the epilogue expanders.
33869 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33871 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33873 * pa.c (last_address): Change to unsigned.
33874 (update_total_code_bytes): Change argument to unsigned. Don't
33875 check if insn addresses are set.
33876 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33877 addresses are not set.
33878 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33880 2009-01-09 Nick Clifton <nickc@redhat.com>
33882 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33883 DECL_DECLARED_INLINE_P.
33885 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33887 PR middle-end/38347
33888 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33889 GET_MODE (op0) in operand_subword_force calls.
33891 PR middle-end/38771
33892 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33893 fold_convert arg0 operands to TREE_TYPE (op0) first.
33895 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33897 * params.def (ira-max-conflict-table-size): Decrease default value
33900 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33902 PR tree-optimization/37031
33903 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33905 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33906 allocate it using gc instead of heap, use VEC_quick_push instead of
33908 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33909 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33910 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33911 allocated vector from heap allocated.
33912 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33913 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33914 vector only after perfect_loop_nest_depth call.
33916 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33917 Jan Sjodin <jan.sjodin@amd.com>
33919 PR tree-optimization/38559
33920 * graphite.c (debug_value, copy_constraint,
33921 swap_constraint_variables, scale_constraint_variable, ): New.
33922 (get_lower_bound, get_upper_bound): Removed.
33923 (graphite_trans_bb_strip_mine): Clean up this code that works
33924 only for constant number of iterations. Fully copy upper and
33925 lower bound constraints, not only the constant part of them.
33926 * graphite.h (debug_value): Declared.
33928 2009-01-08 Ira Rosen <irar@il.ibm.com>
33930 PR tree-optimization/37194
33931 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33932 Don't add the cost of cost model guard in prologue to scalar
33933 outside cost in case of known number of iterations.
33935 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33936 Alan Modra <amodra@bigpond.net.au>
33938 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33939 non-word-aligned REG+CONST addressing.
33941 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33944 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33945 free_after_compilation when outputting a thunk.
33946 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33947 Do not call free_after_compilation here.
33949 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33951 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33952 (ix86_valid_target_attribute_inner_p): Ditto.
33954 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33956 PR tree-optimization/38492
33957 PR tree-optimization/38498
33958 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33959 * tree-chrec.h (scev_is_linear_expression): Declared.
33960 * graphite.c (graphite_cannot_represent_loop_niter): New.
33961 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33962 (graphite_loop_normal_form): Use gcc_assert.
33963 (scan_tree_for_params): Use CASE_CONVERT.
33964 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33965 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33966 Use gcc_assert. Discard scops that contain unhandled cases.
33967 (build_scop_conditions): Return a boolean status for unhandled cases.
33968 (strip_mine_profitable_p): Print the loop number, not its depth.
33969 (is_interchange_valid): Pass the depth of the loop nest, don't
33970 recompute it wrongly.
33971 (graphite_trans_bb_block): Same.
33972 (graphite_trans_bb_block): Print tentative of loop blocking.
33973 (graphite_trans_scop_block): Do not print that the loop has been
33975 (graphite_transform_loops): Do not handle scops that contain condition
33978 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33980 AVX Programming Reference (December, 2008)
33981 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33982 (_mm256_stream_pd): Likewise.
33983 (_mm256_stream_ps): Likewise.
33985 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33986 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33987 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33988 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33989 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33990 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33991 (ix86_expand_special_args_builtin): Likewise.
33993 * config/i386/sse.md (AVXMODEDI): New.
33994 (avx_movnt<mode>): Likewise.
33995 (avx_movnt<mode>): Likewise.
33996 (<sse>_movnt<mode>): Remove AVX support.
33997 (sse2_movntv2di): Likewise.
33999 2009-01-07 Richard Guenther <rguenther@suse.de>
34001 PR middle-end/38751
34002 * fold-const.c (extract_muldiv): Remove obsolete comment.
34003 (fold_plusminus_mult_expr): Undo MINUS_EXPR
34004 to PLUS_EXPR canonicalization for the canonicalization.
34006 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
34008 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
34009 hosted cross-compilers generating less efficient code.
34011 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34013 * function.h (rtl_data): Add a dbr_scheduled_p field.
34014 * reorg.c (dbr_schedule): Set it.
34015 (gate_handle_delay_slots): Check it.
34016 * config/mips/mips.c (mips_base_delayed_branch): Delete.
34017 (mips_reorg): Check flag_delayed_branch instead of
34018 mips_base_delayed_branch.
34019 (mips_override_options): Don't set mips_base_delayed_branch
34020 or flag_delayed_branch.
34022 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34024 PR rtl-optimization/38426.
34025 * ira.c (ira): Set current_function_is_leaf earlier.
34027 2009-01-06 Jakub Jelinek <jakub@redhat.com>
34029 PR rtl-optimization/38722
34030 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
34031 too early, only set a flag and modify after last possible
34034 2009-01-06 Janis Johnson <janis187@us.ibm.com>
34037 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34038 * real.c (decimal_single_format): Correct values of emin and emax.
34039 (decimal_double_format): Ditto.
34040 (decimal_quad_format): Ditto.
34041 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34042 computation of DECnn_MIN and DECnn_MAX for corrected values of
34043 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
34044 __DECnn_MIN__, and adjust its computation for the corrected value
34047 2009-01-06 Jan Hubicka <jh@suse.cz>
34050 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34052 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
34054 * doc/contrib.texi (Contributors): Slightly adjust the end note.
34055 Add Robert Clark to the list of testers.
34057 2009-01-06 Jan Hubicka <jh@suse.cz>
34058 Kai Tietz <kai.tietz@onevision.com>
34060 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34061 * config/i386/i386.c (ix86_expand_call): Add clobbers.
34063 2009-01-06 Jan Hubicka <jh@suse.cz>
34064 Kai Tietz <kai.tietz@onevision.com>
34066 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34068 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34069 (ix86_nsaved_regs): Count only general purpose regs.
34070 (ix86_nsaved_sseregs): New.
34071 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34072 to 16 for w64; compute padding and size of sse reg save area.
34073 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34074 general purpose regs.
34075 (ix86_emit_save_sse_regs_using_mov): New.
34076 (ix86_expand_prologue): Save SSE regs if needed.
34077 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34078 (ix86_emit_restore_sse_regs_using_mov): New.
34079 (ix86_expand_epilogue): Save SSE regs if needed.
34081 2009-01-06 Jan Hubicka <jh@suse.cz>
34082 Kai Tietz <kai.tietz@onevision.com>
34084 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34085 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34086 functions when accumulate outgoing args is off.
34088 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34091 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34092 before using pseudos_have_intersected_live_ranges_p.
34094 * ira-int.h (ira_assert): Always define.
34096 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34098 AVX Programming Reference (December, 2008)
34099 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34100 (_mm256_permute2_pd): Likewise.
34101 (_mm_permute2_ps): Likewise.
34102 (_mm256_permute2_ps): Likewise.
34103 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34104 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34106 * config/i386/i386.c (ix86_builtins): Remove
34107 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34108 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34109 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34110 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34111 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34112 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
34113 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34114 __builtin_ia32_vpermil2ps256.
34115 (ix86_init_mmx_sse_builtins): Updated.
34116 (ix86_expand_args_builtin): Likewise.
34118 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34120 * pa.c (output_call): Relocate non-jump insns in the delay slot of
34121 long absolute calls when generating PA 2.0 code.
34123 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
34125 PR rtl-optimization/38583
34126 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34128 * params.def (ira-max-conflict-table-size): New.
34130 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34132 * ira.h (ira_conflicts_p): New external definition.
34134 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
34135 table. Report this. Return result of building.
34136 (ira_build_conflicts): Use ira_conflicts_p. Check result of
34137 building conflict table.
34139 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34140 (ira_color): Use ira_conflicts_p.
34142 * global.c: Include ira.h.
34143 (pseudo_for_reload_consideration_p, build_insn_chain): Use
34146 * Makefile.in (global.o): Add ira.h.
34148 * ira-build.c (mark_all_loops_for_removal,
34149 propagate_some_info_from_allocno): New.
34150 (remove_unnecessary_allocnos): Call
34151 propagate_some_info_from_allocno.
34152 (remove_low_level_allocnos): New.
34153 (remove_unnecessary_regions): Add parameter. Call
34154 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
34155 parameter to remove_unnecessary_regions.
34156 (ira_build): Remove all regions but root if the conflict table was
34157 not built. Update conflict hard regs for allocnos crossing calls.
34159 * ira.c (ira_conflicts_p): New global.
34160 (ira): Define and use ira_conflicts_p.
34162 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34163 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34164 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34166 2009-01-06 Ben Elliston <bje@au.ibm.com>
34168 * gengtype-lex.l (YY_NO_INPUT): Define.
34170 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
34173 * c-common.c (handle_vector_size_attribute): Also reject
34174 BOOLEAN_TYPE types.
34176 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
34178 PR tree-optimization/38492
34179 * graphite.c (rename_map_elt, debug_rename_elt,
34180 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34181 rename_map_elt_info, eq_rename_map_elts,
34182 get_new_name_from_old_name, bb_in_sese_p): Moved around.
34183 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34184 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34185 (sese_build_livein_liveouts): New.
34186 (new_sese, free_sese): New.
34187 (new_scop): Call new_sese.
34188 (free_scop): Call free_sese.
34189 (rename_variables_from_edge, rename_phis_end_scop): Removed.
34190 (register_old_new_names): Renamed register_old_and_new_names.
34191 (register_scop_liveout_renames, add_loop_exit_phis,
34192 insert_loop_close_phis, struct igp,
34193 default_liveout_before_guard, add_guard_exit_phis,
34194 insert_guard_phis, copy_renames): New.
34195 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34196 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34197 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34198 (scop_adjust_phis_for_liveouts): New.
34199 (gloog): Call scop_adjust_phis_for_liveouts.
34201 * graphite.h (struct sese): Documented. Added fields liveout,
34202 num_ver and livein.
34203 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34204 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
34205 (struct scop): Added field liveout_renames.
34206 (SCOP_LIVEOUT_RENAMES): New.
34208 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34210 PR tree-optimization/38510
34211 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34212 (translate_clast): Call recompute_all_dominators before
34214 (gloog): Call recompute_all_dominators before graphite_verify.
34216 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34217 Jan Sjodin <jan.sjodin@amd.com>
34219 PR tree-optimization/38500
34220 * graphite.c (create_sese_edges): Call fix_loop_structure after
34223 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
34225 * config.gcc: Add m32r*-*-rtems*.
34226 * config/m32r/rtems.h: New file.
34228 2009-01-05 Ben Elliston <bje@au.ibm.com>
34230 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34231 (.po.pox): Likewise.
34232 (po/gcc.pot): Likewise.
34234 2009-01-04 David S. Miller <davem@davemloft.net>
34236 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34237 (STARTING_FRAME_OFFSET): Always set to zero.
34239 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34241 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34242 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34243 fixed-point types, and vectors of the same.
34245 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34247 * config/mips/sync.md (*mb_barrier): Rename to...
34248 (*memory_barrier): ...this.
34250 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
34252 * doc/extend.texi (Function Attributes): Move @cindex after @item
34253 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34254 and put in alphabetical order. Fix 'target' name and put in order.
34255 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34258 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
34260 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34261 (memory_barrier): Expand as unspec instead of unspec_volatile.
34262 Remove mem:BLK from insn operands. Use Pmode scratch register.
34263 (*memory_barrier): Define as unspec instead of unspec_volatile.
34264 Use (match_dup 0) as input operand.
34266 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34267 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34268 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
34269 scratch register. Remove operand 1.
34270 (*stbar): Define as unspec instead of unspec_volatile.
34271 Use (match_dup 0) as input operand, remove (const_int 8).
34272 (*membar): Define as unspec instead of unspec_volatile.
34273 Use (match_dup 0) as input operand, remove input operand 2.
34275 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34276 (memory_barrier): Expand as unspec instead of unspec_volatile.
34277 Remove mem:BLK from insn operands. Use Pmode scratch register.
34278 (*memory_barrier): Define as unspec instead of unspec_volatile.
34279 Use (match_dup 0) as input operand.
34281 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34282 Remove mem:BLK from insn operands. Use Pmode scratch register.
34283 Set volatile flag on operand 0.
34284 (*memory_barrier): New insn pattern.
34286 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34288 (*memory_barrier): Use (match_dup 0) as input operand.
34290 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34291 Remove mem:BLK from insn operands. Use Pmode scratch register.
34292 Set volatile flag on operand 0.
34293 (*mb_internal): New insn pattern.
34295 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34297 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34299 PR middle-end/38586
34300 * function.c (struct temp_slot): Move to the section of the file
34301 that deals with temp slots. Remove field 'address'.
34302 (temp_slot_address_table): New hash table of address -> temp slot.
34303 (struct temp_slot_address_entry): New struct, items for the table.
34304 (temp_slot_address_compute_hash, temp_slot_address_hash,
34305 temp_slot_address_eq, insert_temp_slot_address): Support functions
34307 (find_temp_slot_from_address): Rewrite to use the new hash table.
34308 (remove_unused_temp_slot_addresses): Remove addresses of temp
34309 slots that have been made available.
34310 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34311 worker function for remove_unused_temp_slot_addresses.
34312 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34313 Add the temp slot address to the address -> temp slot map.
34314 (update_temp_slot_address): Update via insert_temp_slot_address.
34315 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34316 (pop_temp_slots): Likewise.
34317 (init_temp_slots): Allocate the address -> temp slot map, or empty
34318 the map if it is already allocated.
34319 (prepare_function_start): Initialize temp slot processing.
34321 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34323 PR middle-end/38584
34324 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34325 Calculate the size of all stack vars assuming no packing of stack
34326 vars will happen, replacing a quadratic algorithm with a linear one.
34328 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34331 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34334 2009-01-03 Diego Novillo <dnovillo@google.com>
34336 * doc/contrib.texi: Update contributions.
34338 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34341 * builtins.c (fold_builtin_memory_op): Give up if either operand
34342 is volatile. Set srctype or desttype to non-qualified version
34346 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34347 and FUNCTION_DECLs.
34349 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34351 PR rtl-optimization/35805
34352 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34353 problem if fast dce is able to remove any instructions.
34354 * dce.c (dce_process_block): Fix dump message.
34356 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34359 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34361 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34363 PR middle-end/38690
34364 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34365 * tree-pretty-print.c (op_code_prio): New function.
34366 (op_prio): No longer static. Use op_code_prio.
34367 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34368 Use op_prio and op_code_prio to determine if () should be
34369 printed around operand(s) or not.
34371 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34372 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34373 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34374 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34375 pp_character instead of pp_string for single letter printing.
34377 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34379 * doc/extend.texi: Fix '#pragma GCC option' typo.
34381 2009-01-02 Richard Guenther <rguenther@suse.de>
34383 * doc/install.texi (--enable-checking): Mention different
34384 default for stage1.
34385 (--enable-stage1-checking): Document.
34387 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34389 PR middle-end/30142
34390 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34391 case to be an error.
34393 2009-01-02 Ben Elliston <bje@au.ibm.com>
34395 * config/fp-bit.h (pack_d): Constify argument.
34396 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34397 (isnan): Constify argument.
34399 (iszero): Likewise.
34400 (pack_d): Likewise.
34401 (_fpadd_parts): Constify return type.
34402 (_fpmul_parts): Likewise.
34403 (_fpdiv_parts): Likewise.
34405 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34408 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34409 warn about overwriting initializer with side-effects or
34410 -Woverride-init if !IMPLICIT.
34411 (output_init_element): Likewise. Pass IMPLICIT down to
34413 (process_init_element): Add IMPLICIT argument. Pass it down
34414 to output_init_element.
34415 (push_init_element, pop_init_level, set_designator): Adjust
34416 process_init_element callers.
34417 (set_nonincremental_init, set_nonincremental_init_from_string):
34418 Adjust add_pending_init callers.
34419 (output_pending_init_elements): Adjust output_init_element callers.
34420 * c-tree.h (process_init_element): Adjust prototype.
34421 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34422 process_init_element callers.
34425 Copyright (C) 2009 Free Software Foundation, Inc.
34427 Copying and distribution of this file, with or without modification,
34428 are permitted in any medium without royalty provided the copyright
34429 notice and this notice are preserved.