1 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5 (__eabi_uconvert): Likewise.
7 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10 CFI_* definitions with IN_GCC.
12 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14 * xcoffout.h (xcoffout_source_line): Update prototype.
16 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
21 2009-06-05 Jakub Jelinek <jakub@redhat.com>
24 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
25 inlined_function_outer_scope_p blocks for artificial inlines
27 * tree.c (tree_nonartificial_location): Rewrite using
28 block_nonartificial_location.
30 2009-06-05 Revital Eres <eres@il.ibm.com>
31 Leehod Baruch <leehod@il.ibm.com>
33 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
34 (expand_expr_real_1): Remove comment.
35 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
36 Vectorize misaligned access when the target supports it.
37 (vect_supportable_dr_alignment): Check for unaligned access
39 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
42 2009-06-05 Julian Brown <julian@codesourcery.com>
44 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
45 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
47 2009-06-05 Richard Guenther <rguenther@suse.de>
50 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
53 2009-06-05 Jakub Jelinek <jakub@redhat.com>
55 * config/s390/s390.c (global_not_special_regno_p): New static inline.
56 (save_gprs): Don't tell unwinder when a global register is saved.
57 (s390_emit_epilogue): Emit needed epilogue unwind info.
59 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
61 * dwarf2out.c (deferred_asm_name): New.
62 (add_name_and_src_coords_attributes): Defer creation of
63 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
65 (move_linkage_attr): New.
66 (dwarf2out_finish): Revisit deferrals and emit attributes at the
69 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
71 * tree-nested.c (finalize_nesting_tree_1): Declare the
72 frame_decl in the binding tree.
74 2009-06-04 Cary Coutant <ccoutant@google.com>
76 * basic-block.h (struct basic_block_def): Add discriminator field.
77 * dbxout.c (dbxout_source_line): Add new parameter. Change all
79 * debug.c (do_nothing_debug_hooks): Add additional entry.
80 (debug_nothing_int_charstar_int): New function.
81 * debug.h (struct gcc_debug_hooks): Add parameter to source_line
83 (debug_nothing_int_charstar_int): New declaration.
84 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
85 discriminator value in .loc directive.
86 * final.c (last_discriminator): New variable.
87 (discriminator): New variable.
88 (final_start_function): Initialize above variables, pass current
89 discriminator to debug hook.
90 (notice_source_line): Check for discriminator change.
91 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
92 * sdbout.c (sdbout_source_line): New parameter.
93 * tree-cfg.c (struct locus_discrim_map): New structure type.
94 (discriminator_per_locus): New hash table.
95 (build_gimple_cfg): Allocate and free discriminator hash table.
96 (make_edges): Call assign_discriminator.
97 (locus_map_hash): New function.
98 (locus_map_eq): New function.
99 (next_discriminator_for_locus): New function.
100 (same_line_p): New function.
101 (assign_discriminator): New function.
102 (make_cond_expr_edges): Call assign_discriminator.
103 (make_gimple_switch_edges): Likewise.
104 (first_non_label_stmt): New function.
105 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
107 * xcoffout.c (xcoffout_source_line): Add new parameter.
109 * configure.ac (gcc_cv_as_discriminator): New configury check for
110 gas support for discriminator.
111 * configure: Regenerate.
112 * config.in: Regenerate.
114 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
116 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
117 val after checking for integers.
119 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
123 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
124 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
125 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
126 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
127 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
129 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
132 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
134 * gcc.c (report_times_to_file): New.
135 (execute): Implement it.
136 (process_command): Support -time=.
137 * doc/invoke.texi: Document it.
139 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
141 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
142 that have value exprs.
144 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
146 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
147 declarations for constants until...
148 (dw2_output_indirect_constant_1): ... this point.
150 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
153 * arm.md (arm_addsi3): Don't try to split an add with an
154 eliminable register until after reload has completed.
156 2009-06-03 Ian Lance Taylor <iant@google.com>
158 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
159 * genattrtab.c (write_length_unit_log): Likewise.
160 * genchecksum.c (dosum): Likewise.
161 * gengtype.c (write_rtx_next): Likewise.
162 (finish_root_table, write_roots): Likewise.
163 * gimple.c (gimple_ops_offset_): Likewise.
164 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
165 * config/arc/arc.c (arc_attribute_table): Likewise.
166 * config/arm/arm.c (arm_attribute_table): Likewise.
167 * config/avr/avr.c (avr_attribute_table): Likewise.
168 * config/crx/crx.c (crx_attribute_table): Likewise.
169 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
170 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
171 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
172 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
173 * config/sh/sh.c (sh_attribute_table): Likewise.
174 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
175 * config/spu/spu.c (spu_attribute_table): Likewise.
176 * config/v850/v850.c (v850_attribute_table): Likewise.
178 * config/alpha/alpha.c (vms_attribute_table): Make static.
179 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
180 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
181 * config/mips/mips.c (mips_attribute_table): Likewise.
183 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
185 (cc1-checksum.o): Likewise.
187 2009-06-03 Steve Ellcey <sje@cup.hp.com>
189 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
191 2009-06-03 Jakub Jelinek <jakub@redhat.com>
193 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
194 insn if it is changing sp. Use gen_add3_insn instead of
195 conditionally gen_addsi3 and gen_adddi3.
196 (offset_below_red_zone_p): New static inline function.
197 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
198 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
199 * config/rs6000/ppc-asm.h: Include auto-host.h.
200 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
201 CFI_RESTORE): Define.
202 * config/rs6000/crtresxgpr.asm: Add unwind info.
203 * config/rs6000/crtresxfpr.asm: Likewise.
204 * config/rs6000/crtresgpr.asm: Likewise.
205 * config/rs6000/crtresfpr.asm: Likewise.
206 * config/rs6000/crtsavgpr.asm: Likewise.
207 * config/rs6000/crtsavfpr.asm: Likewise.
209 * dwarf2out.c (output_cfi_directive): Pass 1 instead of
210 0 to second argument of DWARF2_FRAME_REG_OUT macros.
212 2009-06-03 Julian Brown <julian@codesourcery.com>
214 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
215 words or less (including TImode) in core registers.
217 2009-06-03 Richard Guenther <rguenther@suse.de>
220 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
222 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
224 * statistics.c (statistics_counter_event): Do not record event
225 in pass dump if its number == -1.
226 (curr_statistics_hash): Add assert that we never get passes
227 with static number == -1.
229 2009-06-03 Richard Guenther <rguenther@suse.de>
230 Andrey Belevantsev <abel@ispras.ru>
232 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
233 non-BLKmode arrays addressable.
235 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
237 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
238 * config/m68k/m68k.h: ... here.
239 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
242 2009-06-03 Martin Jambor <mjambor@suse.cz>
244 PR tree-optimization/40323
245 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
248 2009-06-03 Richard Guenther <rguenther@suse.de>
250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
253 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
255 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
256 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
257 JUMP_TABLE_DATA_P where applicable.
258 * config/sh/sh.c: Ditto.
259 * config/sh/sh.h: Ditto.
260 * config/sh/sh.md: Ditto.
261 * config/sh/symbian.c: Ditto.
263 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/driver-i386.c (describe_cache): Optimize
266 concatenation of strings. Use snprintf instead of sprintf.
267 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
268 target when not compiling with GCC.
270 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
272 * config/sh/sh.c: Revert last change.
273 (sh_expand_epilogue): Emit a blockage insn before the frame
274 pointer adjustment unconditionally.
276 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
278 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
279 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
280 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
281 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
282 to COLLECT_GCC_OPTIONS.
284 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
286 * collect2.c (target_system_root): New variable.
287 (main): Handle --sysroot=.
288 (ignore_library): Strip the sysroot from the library path.
290 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
292 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
293 (collect2.o): Depend on collect2-aix.h.
294 (collect2-aix.o): New rule.
295 * collect2-aix.h: New file.
296 * collect2-aix.c: Likewise.
297 * collect2.c: Include collect2-aix.h. Don't undefine
298 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
299 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
300 Use TARGET_AIX_VERSION instead of _AIX51.
301 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
302 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
303 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
304 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
305 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
307 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
309 * collect2.c (ignore_library): Avoid premature post-increment
312 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
314 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
315 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
316 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
317 CROSS_DIRECTORY_STRUCTURE too.
318 (LINK_LIBG_SPEC): Likewise.
319 (LIB_SPEC): Add %R to sysroot paths.
320 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
321 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
322 * config/rs6000/aix51.h: As for aix43.h.
323 * config/rs6000/aix52.h: Likewise.
324 * config/rs6000/aix53.h: Likewise.
325 * config/rs6000/aix61.h: Likewise.
326 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
327 to the beginning of sysroot paths.
329 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
331 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
332 INSN_LISTs that are out of the REG_NOTE range.
334 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
336 * loop-unroll.c (struct iv_to_split): Add pointer to next.
337 (struct var_to_expand): Likewise.
338 (struct opt_info): Add head and tail for linked lists of the above.
339 (analyze_insn_to_expand_var): Initialize next.
340 (analyze_iv_to_split_insn): Likewise.
341 (analyze_insns_in_loop): Create linked lists.
342 (allocate_basic_variable): Simplify for use without hash table.
343 (insert_var_expansion_initialization): Likewise, make it type-safer.
344 (combine_var_copies_in_loop_exit): Likewise.
345 (apply_opt_in_copies): Walk lists rather than hash tables.
346 (release_var_copies): Simplified and inlined by hand into...
347 (free_opt_info): ... this function.
349 2009-06-02 Richard Guenther <rguenther@suse.de>
351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
354 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
356 * cfgexpand.c (gimple_expand_cfg): Discard the source location
357 only for builtins that are not overridden.
359 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
361 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
364 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
366 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
368 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
370 * combine.c (move_deaths): Compare LUIDs within the same BB only.
372 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
374 * common.opt (fdump-unnumbered-links): New.
375 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
376 * print-rtl.c (flag_dump_unnumbered_links): New.
377 (print_rtx): Test it.
379 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
381 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
382 push/pop multiple to 8-byte alignment.
384 2009-06-01 Jakub Jelinek <jakub@redhat.com>
386 * config/i386/i386.c (queued_cfa_restores): New static variable.
387 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
389 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
390 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
391 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
392 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
393 note unconditionally.
394 (ix86_emit_restore_regs_using_mov): Likewise.
395 (ix86_emit_restore_sse_regs_using_mov): Likewise.
396 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
397 it through to ix86_emit_restore_reg_using_pop.
398 (ix86_emit_leave): Add RED_OFFSET argument. Call
399 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
400 instead of adding REG_CFA_OFFSET note unconditionally.
401 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
402 the above functions. Call ix86_add_queued_cfa_restore_notes when
405 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
406 force output of the label even for dwarf2out_do_cfi_asm.
407 (add_fde_cfi): If -g2 and above and cfi might change CFA,
408 force creation of CFI label and chain DW_CFA_set_loc jumping to it
409 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
411 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
412 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
413 dwarf2out_cfi_label callers.
414 * tree.h (dwarf2out_cfi_label): Adjust prototype.
415 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
416 Adjust dwarf2out_cfi_label callers.
417 * config/vax/vax.c (vax_output_function_prologue): Likewise.
419 * config/i386/i386.h (struct machine_cfa_state,
420 struct machine_function): Guard with ifndef USED_FOR_TARGET
421 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
424 * emutls.c (__emutls_get_address): Change arr->size to mean number
425 of allocated arr->data entries instead of # of slots + 1.
428 * recog.c (peep2_reinit_state): New function.
429 (peephole2_init_state): Use it at the end of a basic block and also
430 when seeing a RTX_FRAME_RELATED_P insn.
432 2009-06-01 Steve Ellcey <sje@cup.hp.com>
434 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
435 fixuns_truncrfdi2): New.
436 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
437 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
438 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
439 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
440 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
441 *recip_approx): Remove.
442 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
443 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
444 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
446 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
449 2009-06-01 Ian Lance Taylor <iant@google.com>
451 * attribs.c (register_attribute): Use CONST_CAST.
452 * collect2.c (main): Use CONST_CAST2.
453 (scan_prog_file): Likewise.
454 * gcc.c (process_command, main): Likewise.
455 * toplev.c (toplev_main): Likewise.
457 * c-typeck.c (handle_warn_cast_qual): New static function,
458 partially broken out of build_c_cast.
459 (build_c_cast): Call handle_warn_cast_qual.
460 * doc/invoke.texi (Warning Options): Document new effect of
463 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
465 * diagnostic.c (diagnostic_build_prefix): Always print columns.
466 (diagnostic_report_current_module): Print columns.
467 * common.opt (flag_show_column): Enable by default.
469 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
471 * alias.c (find_base_term): Check for NULL term before returning.
473 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
475 Revert due to PR40320:
476 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
477 * calls.c (emit_library_call_value_1): Don't force_operand for move
480 2009-06-01 Olivier Hainque <hainque@adacore.com>
481 Eric Botcazou <ebotcazou@adacore.com>
483 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
484 to be processed as a bitfield for constructor output purposes.
485 * output.h (initializer_constant_valid_for_bitfield_p): Declare
487 * varasm.c (oc_local_state): New type, output_constructor
488 local state to support communication with helpers.
489 (oc_outer_state): New type, output_constructor outer state of
490 relevance in recursive calls.
491 (output_constructor_array_range): New output_constructor helper,
492 extracted code for an array range element.
493 (output_constructor_regular_field): New output_constructor helper,
494 extracted code for an element that is not a bitfield.
495 (output_constructor_bitfield): New output_constructor helper,
496 extracted code for a bitfield element. Accept an OUTER state
497 argument for recursive processing. Recurse on record or array
498 CONSTRUCTOR values, possibly past noop conversions.
499 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
500 VALUE is a valid constant-valued expression for use in a static
501 bit-field initializer.
502 (output_constructor): Rework to use helpers. Accept and honor an
503 OUTER state argument for recursive calls. Return total size. Be
504 prepared for nested constructors initializing bitfields.
505 (output_constant): Feed OUTER in calls to output_constructor.
507 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
509 * calls.c (emit_library_call_value_1): Don't force_operand for move
512 2009-06-01 Nick Clifton <nickc@redhat.com>
514 * doc/invoke.texi (IA-64 Options): Fix typo.
516 2009-06-01 Ira Rosen <irar@il.ibm.com>
518 PR tree-optimization/39129
519 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
521 (vect_do_peeling_for_loop_bound): Use
522 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
523 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
524 (vect_loop_versioning): Likewise.
525 (vect_create_cond_for_alias_checks): Fix indentation.
526 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
528 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
529 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
530 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
531 "control flow in loop".
532 (vect_estimate_min_profitable_iters): Use
533 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
534 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
535 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
536 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
537 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
538 statement belongs to a group of strided accesses with the exact code
540 (vectorizable_load): Likewise.
541 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
542 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
544 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
546 * config/freebsd-stdint.h: New file.
547 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
548 Add freebsd-stdint.h to tm_file.
550 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
552 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
553 (thumb2_extendhidi2): Likewise.
555 2009-05-31 Ian Lance Taylor <iant@google.com>
557 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
559 2009-05-31 Ian Lance Taylor <iant@google.com>
561 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
562 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
563 (ipa-reference.o): Depend upon gt-ipa-reference.h.
565 2009-05-31 Jason Merrill <jason@redhat.com>
567 * tree-pretty-print.c (print_call_name): Take the callee, not the
568 call itself. Make non-static. Use dump_function_name for functions.
569 (dump_generic_node): Adjust.
570 * diagnostic.h: Declare print_call_name.
571 * gimple-pretty-print.c (dump_gimple_call): Use it.
573 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
575 * config/sh/sh.md (ashldi3_std): New define_expand.
578 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
581 * config/sh/sh.c: Include debug.h.
582 (sh_expand_epilogue): Emit a blockage insn before the frame
583 pointer adjustment also when dwarf2out_do_frame returns true.
585 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
587 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
588 (thumb2_extendqidi2): New pattern.
590 2009-05-31 Ira Rosen <irar@il.ibm.com>
592 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
593 mark phis for renaming.
594 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
595 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
596 Call mark_sym_for_renaming.
597 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
598 * tree-vect-loop.c (vect_transform_loop): Remove
599 vect_memsyms_to_rename initialization and a call to
600 mark_set_for_renaming.
602 2009-05-31 Jakub Jelinek <jakub@redhat.com>
605 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
606 frame related even if !set_cfa && style < 0.
608 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
610 * config/i386/mingw-tls.c: New file.
611 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
612 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
613 defining _WIN32 but not __CYGWIN__.
615 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
617 * configure.ac: Add MPC support.
619 * config.in, configure: Regenerate.
621 2009-05-29 Richard Henderson <rth@redhat.com>
623 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
624 NOTE_INSN_BASIC_BLOCK.
625 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
626 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
627 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
629 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
631 (add_cfi): Disable check redefining cfa away from drap.
632 (lookup_cfa_1): Add remember argument; handle remember/restore.
633 (lookup_cfa): Pass remember argument.
635 (compute_barrier_args_size_1): Remove sibcall check.
636 (dwarf2out_frame_debug_def_cfa): New.
637 (dwarf2out_frame_debug_adjust_cfa): New.
638 (dwarf2out_frame_debug_cfa_offset): New.
639 (dwarf2out_frame_debug_cfa_register): New.
640 (dwarf2out_frame_debug_cfa_restore): New.
641 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
642 (dwarf2out_begin_epilogue): New.
643 (dwarf2out_frame_debug_restore_state): New.
644 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
645 DW_CFA_restore_state.
646 (output_cfi_directive): Likewise.
647 (convert_cfa_to_fb_loc_list): Likewise.
648 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
649 * dwarf2out.h: Update.
650 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
651 (copy_insn_1): Early out for null.
652 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
653 and dwarf2out_frame_debug_restore_state.
654 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
655 (prologue_insn_hash, epilogue_insn_hash): New.
656 (free_after_compilation): Adjust freeing accordingly.
657 (record_insns): Create hash table if needed; push insns into
658 hash instead of array.
659 (maybe_copy_epilogue_insn): New.
660 (contains): Search hash table instead of array.
661 (sibcall_epilogue_contains): Remove.
662 (thread_prologue_and_epilogue_insns): Split eh_return insns
663 and mark them as epilogues.
664 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
665 scanning in terms of basic blocks.
666 * insn-notes.def (CFA_RESTORE_STATE): New.
667 * jump.c (returnjump_p_1): Accept EH_RETURN.
668 (eh_returnjump_p_1, eh_returnjump_p): New.
669 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
670 CFA_REGISTER, CFA_RESTORE): New.
671 * rtl.def (EH_RETURN): New.
672 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
674 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
675 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
677 * config/i386/i386.c (gen_push): Update cfa state.
678 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
679 add a CFA_ADJUST_CFA note.
680 (ix86_dwarf_handle_frame_unspec): Remove.
681 (ix86_expand_prologue): Update cfa state.
682 (ix86_emit_restore_reg_using_pop): New.
683 (ix86_emit_restore_regs_using_pop): New.
684 (ix86_emit_leave): New.
685 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
686 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
687 * config/i386/i386.h (struct machine_cfa_state): New.
688 (ix86_cfa_state): New.
689 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
690 (eh_return_internal): Merge from eh_return_<mode>,
691 use eh_return rtx, split w/ epilogue.
693 2009-05-29 Ian Lance Taylor <iant@google.com>
695 * builtins.c (validate_gimple_arglist): Don't use va_arg with
697 * calls.c (emit_library_call_value_1): Likewise.
699 * c-typeck.c (c_build_va_arg): New function.
700 * c-tree.h (c_build_va_arg): Declare.
701 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
702 instead of build_va_arg.
704 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
706 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
707 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
708 (ptr_difference_cost): Use affine combinations to compute it.
709 (difference_cost): Likewise.
710 (get_computation_cost_at): Compute more accurate cost for addresses
711 if the ratio is a multiplier allowed in addresses.
712 For non-addresses, consider that an additional offset or symbol is
715 2009-05-29 Jakub Jelinek <jakub@redhat.com>
717 * config/i386/i386.c (ix86_decompose_address): Avoid useless
718 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
720 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
721 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
722 (prefix_rex): For UNIT_MMX don't imply the prefix by default
724 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
725 to 1 for TYPE_SSE{IADD1,CVT1}.
726 (prefix_vex_imm8): Removed.
727 (length_vex): Only pass 1 as second argument to
728 ix86_attr_length_vex_default if prefix_extra is 0.
729 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
730 (length): For prefix vex computation use length_immediate
731 attribute instead of prefix_vex_imm8.
732 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
733 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
734 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
735 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
736 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
737 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
738 a space in between the operands.
739 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
740 if one operand is 0xff and the other one si, di, bp or sp.
741 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
742 other one si, di, bp or sp.
743 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
744 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
745 type and mode attributes.
746 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
747 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
748 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
749 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
750 prefix_data16 attribute iff MODE_DF.
751 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
752 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
753 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
754 constm128_operand in length_immediate computation.
755 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
756 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
757 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
758 length_immediate attribute to 1.
759 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
760 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
761 for certain alternatives.
762 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
763 prefix_data16 attribute if MODE_V1DF.
764 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
765 length_immediate to 1.
766 (set_got_rex64, set_rip_rex64): Remove length attribute, set
767 length_address to 4, set mode attribute to MODE_DI.
768 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
769 (fxam<mode>2_i387): Set length attribute to 4.
770 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
771 *prefetch_3dnow_rex): Override length_address attribute.
772 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
774 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
775 (constm128_operand): Removed.
776 * config/i386/i386.c (memory_address_length): For
777 disp && !index && !base in 64-bit mode account for SIB byte if
778 print_operand_address can't optimize disp32 into disp32(%rip)
779 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
780 for fs: or gs: segment.
781 (ix86_attr_length_immediate_default): When checking if shortform
782 is possible, truncate immediate to the length of the non-shortened
784 (ix86_attr_length_address_default): Ignore MEM_P operands
786 (ix86_attr_length_vex_default): Only check for DImode on
787 GENERAL_REG_P operands.
788 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
789 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
790 (sse_cvttps2pi): Clear prefix_rep attribute.
791 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
793 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
794 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
795 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
796 iff operand 2 is const_int_operand.
797 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
798 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
799 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
801 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
803 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
804 prefix_data16 attribute for movlpd and movhpd instructions.
805 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
806 length_immediate for shufpd instruction.
807 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
808 (avx_cmpp<avxmodesuffixf2c><mode>3,
809 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
810 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
811 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
812 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
813 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
814 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
815 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
816 prefix_data16 attribute for the first alternative to 1.
817 (*avx_loadlps): Override length_immediate for the first alternative.
818 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
819 attributes for second alternative.
820 (*vec_concatv2sf_sse4_1): Override length_immediate and
821 prefix_data16 attributes for second alternative.
822 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
823 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
824 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
825 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
826 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
827 prefix_data16 and length_immediate to 1.
828 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
830 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
831 prefix_extra attribute for variants that don't have 0f prefix alone.
832 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
833 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
834 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
835 *sse4_1_pextrd): Set length_immediate to 1.
836 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
837 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
839 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
840 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
841 length_immediate to 1 for second alternative.
842 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
843 prefix_extra and length_immediate attributes for the first
845 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
847 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
848 to 1 for the first and third alternative.
849 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
851 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
853 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
855 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
856 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
857 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
858 *avx_psign<mode>3): Set prefix_extra attribute to 1.
859 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
860 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
861 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
862 ssse3_psign<mode>3): Override prefix_rex attribute.
863 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
864 (ssse3_palignrti): Override length_immediate to 1.
865 (ssse3_palignrdi): Override length_immediate to 1, override
866 prefix_rex attribute.
867 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
868 (sse4a_extrqi): Override length_immediate to 2.
869 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
870 (sse4a_insertq): Override prefix_data16 to 0.
871 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
872 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
873 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
874 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
875 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
876 and length_immediate to 1.
877 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
878 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
879 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
880 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
881 and length_immediate to 1.
882 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
883 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
884 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
885 avx_ptest256): Override prefix_extra to 1.
886 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
887 Override prefix_data16 and length_immediate to 1.
888 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
889 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
890 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
891 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
892 prefix_data16 to 0 and prefix_extra to 2.
893 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
894 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
896 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
897 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
898 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
899 and prefix_extra to 2.
900 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
901 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
902 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
903 avx_vpermilvar<mode>3,
904 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
905 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
906 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
907 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
908 Override prefix_extra to 1.
909 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
910 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
911 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
912 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
913 prefix_extra and length_immediate to 1.
914 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
916 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
917 to 1 for the first alternative.
918 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
919 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
921 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
922 *movv2sf_internal_avx, *movv2sf_internal): Override
923 prefix_rep attribute for certain alternatives.
924 (*mov<mode>_internal): Override prefix_rep or prefix_data16
925 attributes for certain alternatives.
926 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
927 attributes for certain alternatives.
928 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
929 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
930 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
931 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
932 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
933 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
934 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
935 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
936 length_immediate to 1 if operand 2 is const_int_operand.
937 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
938 *vec_extractv2si_1): Set length_immediate attribute to 1.
939 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
940 using old 3DNOW insn rather than SSE/3DNOW_A.
941 (mmx_emms, mmx_femms): Clear modrm attribute.
943 2009-05-29 Martin Jambor <mjambor@suse.cz>
945 * tree-sra.c: New implementation of SRA.
947 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
948 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
949 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
950 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
951 (SRA_MAX_STRUCTURE_COUNT): Removed.
952 (SRA_FIELD_STRUCTURE_RATIO): Removed.
953 * doc/invoke.texi (sra-max-structure-size): Removed.
954 (sra-field-structure-ratio): Removed.
956 2009-05-29 Jakub Jelinek <jakub@redhat.com>
959 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
962 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
964 PR rtl-optimization/40101
965 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
966 seqno. Adjust comment.
967 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
968 inserting bookkeeping before a jump, the jump is not scheduled.
969 When no positive seqno found, provide a value. Add comment.
971 2009-05-29 Richard Guenther <rguenther@suse.de>
973 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
974 short-cutting on the first component.
976 2009-05-29 Jakub Jelinek <jakub@redhat.com>
979 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
980 for trees other than decls/types.
982 2009-05-29 Richard Guenther <rguenther@suse.de>
984 * tree-ssa-operands.c (get_expr_operands): Do not handle
985 INDIRECT_REFs in the handled-component case. Remove
986 unused get_ref_base_and_extent case.
987 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
988 tree_low_cst and host_integerp where possible.
989 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
990 codes for equivalence.
991 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
993 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
995 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
996 to tmake_file for i[34567]86-*-cygwin*.
998 2009-05-29 Jakub Jelinek <jakub@redhat.com>
1001 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
1002 (altivec_categorize_keyword, init_vector_keywords,
1003 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
1006 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
1008 * tree.c (handle_dll_attribute): Check if node is
1009 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
1011 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
1013 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
1015 (thumb2_zero_extendqidi2): Likewise.
1017 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
1019 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
1020 instead of gen_movrt.
1021 * config/sh/sh.md (movrt): Remove.
1023 2009-05-28 Steve Ellcey <sje@cup.hp.com>
1025 * doc/invoke.texi (IA-64 Options):
1026 Add -msdata, -mfused-madd, -mno-inline-float-divide,
1027 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
1028 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
1029 -msched-prefer-non-control-spec-insns,
1030 -msched-stop-bits-after-every-cycle,
1031 -msched-count-spec-in-critical-path,
1032 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
1033 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
1034 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
1035 and -msched-spec-verbose.
1037 2009-05-28 Joseph Myers <joseph@codesourcery.com>
1039 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
1040 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
1042 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
1044 2009-05-28 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-alias.c (ao_ref_init): New function.
1047 (ao_ref_base): Likewise.
1048 (ao_ref_base_alias_set): Likewise.
1049 (ao_ref_alias_set): Likewise.
1050 (refs_may_alias_p_1): Change signature.
1051 (refs_may_alias_p): Adjust.
1052 (refs_anti_dependent_p): Likewise.
1053 (refs_output_dependent_p): Likewise.
1054 (call_may_clobber_ref_p_1): Change signature.
1055 (call_may_clobber_ref_p): Adjust.
1056 (stmt_may_clobber_ref_p_1): New function split out from ...
1057 (stmt_may_clobber_ref_p): ... here.
1058 (maybe_skip_until): Adjust signature.
1059 (get_continuation_for_phi): Likewise.
1060 (walk_non_aliased_vuses): Likewise.
1061 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
1062 (ao_ref_init): Declare.
1063 (ao_ref_base): Likewise.
1064 (ao_ref_alias_set): Likewise.
1065 (stmt_may_clobber_ref_p_1): Likewise.
1066 (walk_non_aliased_vuses): Adjust.
1067 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
1068 (get_ref_from_reference_ops): remove.
1069 (vn_reference_lookup_2): Adjust signature.
1070 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
1071 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
1072 (vn_reference_lookup): Adjust.
1073 (vn_reference_insert): Likewise.
1074 (vn_reference_insert_pieces): Adjust signature.
1075 (visit_reference_op_call): Adjust.
1076 * tree-ssa-pre.c (get_expr_type): Simplify.
1077 (phi_translate_1): Adjust.
1078 (compute_avail): Likewise.
1079 (translate_vuse_through_block): Do not re-build trees.
1080 (value_dies_in_block_x): Likewise.
1081 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
1083 (vn_reference_lookup_pieces): Adjust declaration.
1084 (vn_reference_insert_pieces): Likewise.
1086 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
1088 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
1089 with checking disabled.
1091 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
1095 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
1096 macro definition for support of three-operand format aligned
1097 .comm directive in assembler on cygwin/pe/mingw target OS.
1098 * configure: Regenerate.
1099 * config.h: Regenerate.
1101 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
1102 aligned form of .comm directive if -mpe-aligned-commons is in effect.
1103 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
1105 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
1106 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
1108 2009-05-28 Ira Rosen <irar@il.ibm.com>
1110 PR tree-optimization/40254
1111 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
1112 in analysis of basic blocks.
1114 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
1117 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
1118 * target-def.h (TARGET_CONST_ANCHOR): New macro.
1119 (TARGET_INITIALIZER): Use it.
1120 * cse.c (CHEAPER): Move it up to the other macros.
1121 (insert): Rename this ...
1122 (insert_with_costs): ... to this. Add cost parameters. Update
1124 (insert): New function. Call insert_with_costs.
1125 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
1126 find_reg_offset_for_const, try_const_anchors): New functions.
1127 (cse_insn): Call try_const_anchors. Adjust cost of src_related
1128 when using a const-anchor. Call insert_const_anchors.
1129 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
1130 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
1132 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1134 * tree-inline.c (remap_decls): Enable nonlocalized variables
1135 when not optimizing.
1137 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1139 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
1140 Simplify other tests involving optimize.
1142 2009-05-27 Tom Tromey <tromey@redhat.com>
1144 * unwind-dw2.c (_Unwind_DebugHook): New function.
1145 (uw_install_context): Call _Unwind_DebugHook.
1147 2009-05-27 Tom Tromey <tromey@redhat.com>
1149 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
1151 2009-05-27 Ian Lance Taylor <iant@google.com>
1153 * Makefile.in (LINKER, LINKER_FLAGS): Define.
1154 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
1155 (ALL_LINKERFLAGS): Define.
1156 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
1157 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1158 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
1159 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1160 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
1161 $(LINKER_FOR_BUILD).
1162 (build/gcov-iov$(build_exeext)): Likewise.
1164 2009-05-27 Julian Brown <julian@codesourcery.com>
1166 * gcse.c (target.h): Include.
1167 (can_assign_to_reg_without_clobbers_p): Check that the target allows
1168 copy of argument to a pseudo register.
1170 2009-05-27 Diego Novillo <dnovillo@google.com>
1172 * tree-ssa-live.c (dump_scope_block): Document arguments.
1173 (dump_scope_blocks): Document.
1174 (debug_scope_blocks): New.
1175 * tree-flow.h (debug_scope_blocks): Declare.
1177 2009-05-21 Denis Chertykov <denisc@overta.ru>
1179 * doc/contrib.texi (Contributors): Add myself to the list.
1181 2009-05-27 Olivier Hainque <hainque@adacore.com>
1183 * expr.c (target_align): New function. Alignment the TARGET of an
1184 assignment may be assume to have.
1185 (highest_pow2_factor_for_target): Use it instead of relying on
1186 immediate tree attributes of TARGET, not necessarily honored when
1187 intermediate bitfields are involved.
1189 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
1192 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1193 AVX, SSE4, AES, PCLMUL and POPCNT.
1195 2009-05-27 Diego Novillo <dnovillo@google.com>
1197 * tree-pretty-print.c (dump_location): New.
1198 (dump_generic_node): Call it.
1199 Factor code to handle BLOCK nodes ...
1200 (dump_block_node): ... here.
1202 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
1204 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
1206 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
1208 * gcc-plugin.h: Include config.h and system.h.
1209 (IN_GCC): Define if not defined.
1211 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
1214 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
1217 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
1219 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
1221 * config/m32r/m32r.h: Ditto.
1222 * config/m32r/m32r.md: Ditto.
1223 * config/m32r/predicates.md: Ditto.
1225 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
1227 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
1229 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
1232 (Loading plugins): typo.
1233 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
1234 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1235 (Interacting with the GCC Garbage Collector): Added new section.
1236 (Giving information about a plugin): Added new section for
1238 * ggc.h (ggc_register_root_tab): Added declaration.
1239 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
1240 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
1241 (register_callback): Improved comment in declaration.
1242 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
1243 (extra_root_vec) Added static variable for dynamic roots registration.
1244 (ggc_register_root_tab) Added new routine.
1245 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
1246 PLUGIN_GGC_MARKING event.
1247 * ggc-zone.c: Include plugin.h.
1248 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1249 * ggc-page.c: Include plugin.h.
1250 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1251 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
1252 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
1253 (register_callback): check lack of callbacks for
1254 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
1255 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
1256 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
1257 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1258 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
1259 dependency on plugin.h.
1260 (plugin.o): Added dependency on ggc.h...
1262 2009-05-26 Richard Guenther <rguenther@suse.de>
1266 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1267 with mismatched comparison modes.
1269 * expr.c (expand_expr_real_1): Expand the operand of a
1270 VIEW_CONVERT_EXPR in its natural mode.
1272 2009-05-26 Ian Lance Taylor <iant@google.com>
1274 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
1275 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
1276 (ALL_COMPILERFLAGS): Define.
1277 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
1278 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1279 (collect2$(exeext), collect2.o): Likewise.
1280 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
1281 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
1282 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
1283 (libbackend.o, intl.o, cppdefault.o): Likewise.
1284 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1285 (build/%.o): Use $(COMPILER_FOR_BUILD).
1286 (build/gen%$(build_exeext)): Likewise.
1287 (build/gcov-iov$(build_exeext)): LIkewise.
1288 * config/t-darwin (darwin.o): Use $(COMPILER).
1289 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
1290 * config/t-sol2 (sol2-c.o): Likewise.
1292 * config/t-vxworks (vxworks.o): Likewise.
1293 * config/x-darwin (host-darwin.o): Likewise.
1294 * config/x-hpux (host-hpux.o): Likewise.
1295 * config/x-linux (host-linux.o): Likewise.
1296 * config/x-solaris (host-solaris.o): Likewise.
1297 * config/alpha/x-alpha (driver-alpha.o): Likewise.
1298 * config/arm/t-arm (arm-c.o): Likewise.
1299 * config/arm/t-pe (pe.o): Likewise.
1300 * config/arm/t-wince-pe (pe.o): Likewise.
1301 * config/i386/t-cygming (winnt.o): Likewise.
1302 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
1303 * config/i386/t-cygwin (cygwin1.o): Likewise.
1304 (cygwin2.o): Likewise.
1305 * config/i386/t-i386 (i386-c.o): Likewise.
1306 * config/i386/t-interix (winnt.o): Likewise.
1307 * config/i386/t-netware (netware.o): Likewise.
1308 * config/i386/t-nwld (nwld.o): Likewise.
1309 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
1310 * config/i386/x-i386 (driver-i386.o): Likewise.
1311 * config/i386/x-cygwin (host-cygwin.o): Likewise.
1312 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
1313 * config/ia64/t-ia64 (ia64-c.o): Likewise.
1314 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
1315 * config/mips/x-native (driver-native.o): Likewise.
1316 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
1317 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
1318 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
1319 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
1320 * config/score/t-score-elf (score7.o): Likewise.
1321 (score3.o): Likewise.
1322 * config/sh/t-sh (sh-c.o): Likewise.
1323 * config/sh/t-symbian (sh-c.o): Likewise.
1324 (symbian.o): Likewise.
1325 * config/spu/t-spu-elf (spu-c.o): Likewise.
1326 * config/v850/t-v850 (v850-c.o): Likewise.
1327 * config/v850/t-v850e (v850-c.o): Likewise.
1329 2009-05-26 Richard Guenther <rguenther@suse.de>
1331 PR tree-optimization/40122
1332 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
1333 VECTOR_CSTs if possible.
1334 (fold_gimple_assign): Likewise.
1336 2009-05-26 Richard Guenther <rguenther@suse.de>
1339 * fold-const.c (fold_binary): Use the correct types for building
1342 2009-05-26 Richard Guenther <rguenther@suse.de>
1344 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
1345 redundant calls to merge_alias_info.
1346 (bump_vector_ptr): Likewise.
1347 * tree-ssa-copy.c (merge_alias_info): Remove.
1348 (replace_exp_1): Remove call to merge_alias_info.
1349 (propagate_tree_value): Likewise.
1350 (fini_copy_prop): Propagate points-to info.
1351 * tree-flow.h (merge_alias_info): Remove.
1353 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1355 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
1357 2009-05-25 Jan Hubicka <jh@suse.cz>
1359 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1360 * cgraph.h (struct inline_summary): New filed self_wize,
1361 size_inlining_benefit, self_time and time_inlining_benefit.
1362 (struct cgraph_global_info): Replace insns by time ans size fields.
1363 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1364 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1365 (ipcp_update_callgraph): Do not touch function bodies.
1366 * ipa-inline.c: Include except.h
1367 (MAX_TIME): New constant.
1368 (overall_insns): Remove.
1370 (overall_size, max_benefit): New static variables.
1371 (cgraph_estimate_time_after_inlining): New function.
1372 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1373 (cgraph_clone_inlined_nodes): Update size.
1374 (cgraph_mark_inline_edge): Update size.
1375 (cgraph_estimate_growth): Use size info.
1376 (cgraph_check_inline_limits): Check size.
1377 (cgraph_default_inline_p): Likewise.
1378 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1379 (cgraph_decide_recursive_inlining): Check size.
1380 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
1382 (cgraph_decide_inlining): Likewise.
1383 (cgraph_decide_inlining_incrementally): Likewise; honor
1384 PARAM_EARLY_INLINING_INSNS.
1385 (likely_eliminated_by_inlining_p): New predicate.
1386 (estimate_function_body_sizes): New function.
1387 (compute_inline_parameters): Use it.
1388 * except.c (must_not_throw_labels): New function.
1389 * except.h (must_not_throw_labels): Declare.
1390 * tree-inline.c (init_inline_once): Kill inlining_weigths
1391 * tree-ssa-structalias.c: Avoid uninitialized warning.
1392 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1393 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1394 (PARAM_INLINE_CALL_COST): Remove.
1395 (PARAM_EARLY_INLINING_INSNS): New.
1397 2009-05-25 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/36327
1400 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
1401 callback for reference translation or lookup at the point of may-defs.
1402 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
1403 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
1404 for union COMPONENT_REFs.
1405 (vn_reference_lookup_3): New callback. Lookup from memset
1406 and CONSTRUCTOR assignment, translate through struct copies.
1407 (vn_reference_lookup_pieces): Make sure to not free the
1408 passed operands array. Adjust walk_non_aliased_vuses call.
1409 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
1410 make sure we do not leak memory.
1412 2009-05-25 Richard Guenther <rguenther@suse.de>
1414 * tree-ssa-alias.h (dump_points_to_solution): Declare.
1415 * tree-inline.c (expand_call_inline): Reset the escaped and
1417 * tree-ssa-structalias.c (pass_build_ealias): New.
1418 * tree-pass.h (pass_build_ealias): Declare.
1419 * passes.c (init_optimization_passes): Add PTA during
1420 early optimizations.
1421 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
1422 and CALLUSED solutions.
1423 (dump_points_to_solution): New function, split out from ...
1424 (dump_points_to_info_for): ... here.
1425 * tree-parloops.c (parallelize_loops): Reset the escaped and
1428 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1431 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
1432 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
1434 2009-05-25 Ira Rosen <irar@il.ibm.com>
1436 PR tree-optimization/40238
1437 * tree-vect-stmts.c (vect_init_vector): Insert initialization
1438 statements after basic block's labels.
1439 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
1440 to free the allocated memory.
1442 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
1444 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
1445 return address with a USE.
1447 2009-05-24 Richard Guenther <rguenther@suse.de>
1450 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
1451 array type from the main variant of the inner type.
1453 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1455 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
1456 definition to bool (from int) to un-break build.
1457 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
1459 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
1461 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
1462 discard_stmt_changes): Delete.
1463 * tree-ssa-operands.c (scb_stack): Delete.
1464 (init_ssa_operands): Do not initialize it.
1465 (fini_ssa_operands): Do not free it.
1466 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
1468 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
1469 update_stmt, remove the others. Fix comments.
1470 * tree-dfa.c (optimize_stack_restore): Likewise.
1471 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
1472 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
1473 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1474 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
1476 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1477 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1478 (dom_opt_finalize_block): Likewise, adjusting access to
1480 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
1481 (stmts_to_rescan): Change item type to gimple.
1482 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
1484 2009-05-24 Ira Rosen <irar@il.ibm.com>
1486 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
1487 * tree-pass.h (pass_slp_vectorize): New pass.
1488 * params.h (SLP_MAX_INSNS_IN_BB): Define.
1489 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
1490 * tree-vectorizer.c (timevar.h): Include.
1491 (user_vect_verbosity_level): Declare.
1492 (vect_location): Fix comment.
1493 (vect_set_verbosity_level): Update user_vect_verbosity_level
1494 instead of vect_verbosity_level.
1495 (vect_set_dump_settings): Add an argument. Ignore user defined
1496 verbosity if dump flags require higher level of verbosity. Print to
1497 stderr only for loop vectorization.
1498 (vectorize_loops): Update call to vect_set_dump_settings.
1499 (execute_vect_slp): New function.
1500 (gate_vect_slp): Likewise.
1501 (struct gimple_opt_pass pass_slp_vectorize): New.
1502 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
1504 (vec_info_for_bb): New function.
1505 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
1506 (VECTORIZATION_ENABLED): New macro.
1507 (SLP_ENABLED, SLP_DISABLED): Likewise.
1508 (vect_is_simple_use): Add bb_vec_info argument.
1509 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
1510 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
1511 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
1512 vect_schedule_slp, vect_analyze_slp): Likewise.
1513 (vect_analyze_stmt): Add slp_tree argument.
1514 (find_bb_location): Declare.
1515 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1516 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
1517 (vect_analyze_loop_operations, vect_analyze_loop,
1518 get_initial_def_for_induction, vect_create_epilog_for_reduction,
1519 vect_finalize_reduction, vectorizable_reduction,
1520 vectorizable_live_operation, vect_transform_loop): Likewise.
1521 * tree-data-ref.c (dr_analyze_innermost): Update comment,
1522 skip evolution analysis if analyzing a basic block.
1523 (dr_analyze_indices): Likewise.
1524 (initialize_data_dependence_relation): Skip the test whether the
1525 object is invariant for basic blocks.
1526 (compute_all_dependences): Skip dependence analysis for data
1527 references in basic blocks.
1528 (find_data_references_in_stmt): Don't fail in case of invariant
1529 access in basic block.
1530 (find_data_references_in_bb): New function.
1531 (find_data_references_in_loop): Move code to
1532 find_data_references_in_bb and add a call to it.
1533 (compute_data_dependences_for_bb): New function.
1534 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
1535 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
1537 (vect_analyze_data_ref_dependence): Check for interleaving in case of
1538 unknown dependence in basic block and fail in case of dependence in
1540 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
1541 dependence instances from either loop or basic block vectorization
1543 (vect_compute_data_ref_alignment): Check if it is loop vectorization
1544 before calling nested_in_vect_loop_p.
1545 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
1546 dependence instances from either loop or basic block vectorization
1548 (vect_verify_datarefs_alignment): Likewise.
1549 (vect_enhance_data_refs_alignment): Adjust function calls.
1550 (vect_analyze_data_refs_alignment): Likewise.
1551 (vect_analyze_group_access): Fix printing. Skip different checks if
1552 DR_STEP is 0. Keep strided stores either in loop or basic block
1553 vectorization data structure. Fix indentation.
1554 (vect_analyze_data_ref_access): Fix comments, allow zero step in
1556 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
1557 dependence instances from either loop or basic block vectorization
1559 (vect_analyze_data_refs): Update comment. Call
1560 compute_data_dependences_for_bb to analyze basic blocks.
1561 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
1562 case of loop vectorization. In case of basic block vectorization use
1563 data-ref itself as a base.
1564 (vect_create_data_ref_ptr): In case of basic block vectorization:
1565 don't advance the pointer, add new statements before the current
1566 statement. Adjust function calls.
1567 (vect_supportable_dr_alignment): Support only aligned accesses in
1568 basic block vectorization.
1569 * common.opt (ftree-slp-vectorize): New flag.
1570 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1571 (vect_pattern_recog_1): Likewise.
1572 * tree-vect-stmts.c (process_use): Likewise.
1573 (vect_init_vector): Add new statements in the beginning of the basic
1574 block in case of basic block SLP.
1575 (vect_get_vec_def_for_operand): Adjust function calls.
1576 (vect_finish_stmt_generation): Likewise.
1577 (vectorizable_call): Add assert that it is loop vectorization, adjust
1579 (vectorizable_conversion, vectorizable_assignment): Likewise.
1580 (vectorizable_operation): In case of basic block SLP, take
1581 vectorization factor from statement's type and skip the relevance
1582 check. Adjust function calls.
1583 (vectorizable_type_demotion): Add assert that it is loop
1584 vectorization, adjust function calls.
1585 (vectorizable_type_promotion): Likewise.
1586 (vectorizable_store): Check for outer loop only in case of loop
1587 vectorization. Adjust function calls. For basic blocks, skip the
1588 relevance check and don't advance pointers.
1589 (vectorizable_load): Likewise.
1590 (vectorizable_condition): Add assert that it is loop vectorization,
1591 adjust function calls.
1592 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1593 that it is not reduction, get vector type, call only supported
1594 functions, skip loop specific parts.
1595 (vect_transform_stmt): Check for outer loop only in case of loop
1597 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1598 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1599 for external definition.
1600 * passes.c (pass_slp_vectorize): New pass.
1601 * tree-vect-slp.c (find_bb_location): New function.
1602 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1603 check for patterns only in loops.
1604 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1605 case of multiple types in basic block SLP.
1606 (vect_mark_slp_stmts_relevant): New function.
1607 (vect_supported_load_permutation_p): Fix comment.
1608 (vect_analyze_slp_instance): Add argument. In case of basic block
1609 SLP, take vectorization factor from statement's type, check that
1610 unrolling factor is 1. Adjust function call. Save SLP instance in
1611 either loop or basic block vectorization structure. Return FALSE,
1613 (vect_analyze_slp): Add argument. Get strided stores groups from
1614 either loop or basic block vectorization structure. Return FALSE
1615 if basic block SLP failed.
1616 (new_bb_vec_info): New function.
1617 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1618 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1619 (vect_schedule_slp): Add argument. Get SLP instances from either
1620 loop or basic block vectorization structure. Set vectorization factor
1621 to be 1 for basic block SLP.
1622 (vect_slp_transform_bb): New function.
1623 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1625 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1627 * final.c (shorten_branches): Do not align labels for jump tables.
1628 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1630 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1632 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1633 Remove outdated reference to flow.c and fix nits.
1634 * doc/gccint.texi: Tweak RTL description.
1635 * doc/rtl.texi: Likewise.
1637 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1639 * config/avr/avr.c: Change my email address.
1640 * config/avr/avr.h: Likewise.
1641 * config/avr/avr.md: Likewise.
1642 * config/avr/avr-protos.h: Likewise.
1643 * config/avr/libgcc.S: Likewise.
1645 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1647 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1648 (spu_split_load, spu_split_store): Change return type to int.
1649 (spu_split_convert): Declare.
1650 * config/spu/predicates.md (spu_mem_operand): Remove.
1651 (spu_mov_operand): Update.
1652 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1653 * config/spu/spu.c (regno_aligned_for_load): Remove.
1654 (reg_aligned_for_addr, spu_expand_load): Define.
1655 (spu_expand_extv): Reimplement and handle MEM.
1656 (spu_expand_insv): Handle MEM.
1657 (spu_sched_reorder): Handle insn's with length 0.
1658 (spu_legitimate_address_p): Reimplement.
1659 (store_with_one_insn_p): Return TRUE for any mode with size
1660 larger than 16 bytes.
1661 (address_needs_split): Define.
1662 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1664 (spu_convert_move): Define.
1665 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1666 (spu_split_store): Change all MEM's to TImode.
1667 (spu_init_expanders): Preallocate registers that correspond to
1668 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1670 (spu_split_convert): Define.
1671 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1672 (_move<mode>, _movdi, _movti): Update predicate and condition.
1673 (load, store): Change to define_split.
1674 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1676 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1677 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1678 define_insn_and_split of lshr<mode>3.
1679 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1680 (<v>ashr<mode>3_imm): Define.
1681 (extv, extzv, insv): Allow MEM operands.
1682 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1683 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1684 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1685 (_spu_convert2): Change to define_insn_and_split and remove the
1686 corresponding define_peephole2.
1687 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1688 Change predicates to memory_operand.
1690 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1692 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1694 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1696 PR tree-optimization/40219
1697 * tree.c (iterative_hash_expr): Make sure the builtin function is
1698 a normal builtin function and not a front end or back end builtin
1699 before indexing into the built_in_decls array.
1701 2009-05-22 Richard Guenther <rguenther@suse.de>
1704 * alias.c (write_dependence_p): Do not use TBAA for answering
1705 anti-dependence or output-dependence.
1706 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1707 (emit_pointer_definition): Remove.
1708 (emit_alias_warning): Likewise.
1709 (find_what_var_points_to): Remove TBAA pruning code.
1710 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1712 (compute_points_to_sets): Remove code computing the set of
1713 dereferenced pointers.
1714 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1715 oracle for querying anti and output dependencies.
1716 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1717 if TBAA may be applied.
1718 (refs_anti_dependent_p): New function.
1719 (refs_output_dependent_p): Likewise.
1720 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1721 (refs_output_dependent_p): Likewise.
1722 * doc/tree-ssa.texi (Memory model): New section.
1723 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1724 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1725 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1726 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1727 * expr.c (expand_expr_real_1): Likewise.
1728 * gimple-low.c (lower_stmt): Likewise.
1729 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1730 (dump_gimple_cdt): Remove.
1731 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1732 (gimple_size): Likewise.
1733 (walk_gimple_op): Likewise.
1734 (is_gimple_stmt): Likewise.
1735 (walk_stmt_load_store_addr_ops): Likewise.
1736 (gimple_build_cdt): Remove.
1737 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1738 * gimple.h (gimple_cdt_new_type): Remove.
1739 (gimple_cdt_new_type_ptr): Likewise.
1740 (gimple_cdt_set_new_type): Likewise.
1741 (gimple_cdt_location): Likewise.
1742 (gimple_cdt_location_ptr): Likewise.
1743 (gimple_cdt_set_location): Likewise.
1744 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1745 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1746 GIMPLE_CHANGE_DYNAMIC_TYPE.
1747 (verify_types_in_gimple_stmt): Likewise.
1748 * tree-inline.c (estimate_num_insns): Likewise.
1749 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1750 (copy_decl_to_var): Likewise.
1751 (copy_result_decl_to_var): Likewise.
1752 * tree-pretty-print.c (dump_generic_node): Do not handle
1753 CHANGE_DYNAMIC_TYPE_EXPR.
1754 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1755 * tree-ssa-operands.c (get_expr_operands): Likewise.
1756 * tree-ssa-structalias.c (struct variable_info): Remove
1757 no_tbaa_pruning member.
1758 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1759 (unify_nodes): Do not copy it.
1760 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1761 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1762 (set_uids_in_ptset): Do not check it.
1763 (find_what_var_points_to): Likewise.
1764 (compute_tbaa_pruning): Remove.
1765 (compute_points_to_sets): Do not call it.
1766 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1767 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1768 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1769 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1770 (DECL_NO_TBAA_P): Likewise.
1771 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1772 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1773 (expand_omp_atomic_pipeline): Do not set it.
1774 * print-tree.c (print_node): Do not dump it.
1775 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1778 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1781 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1784 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1786 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1789 2009-05-22 Ben Elliston <bje@au.ibm.com>
1791 * Makefile.in (bversion.h, s-bversion): New targets.
1792 (TOPLEV_H): Add bversion.h.
1793 * toplev.h: Include "bversion.h".
1794 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1795 the __format__ attribute only if compiling with the same version
1796 of GCC as the sources (the "build version").
1798 2009-05-22 Ben Elliston <bje@au.ibm.com>
1800 * c-format.c (handle_format_attribute): Fix comment typo.
1802 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1805 * config/ia64/ia64.opt (mfused-madd): New.
1806 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1807 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1808 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1809 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1810 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1811 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1812 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1813 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1814 instruction if !TARGET_FUSED_MADD.
1815 (fpma, fpms): Remove colon from name.
1817 2009-05-22 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1820 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1821 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1823 (create_expression_by_pieces): Only convert if necessary.
1824 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1825 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1827 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1829 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1830 regular pattern from a template and rename it ...
1831 (*extzv_truncsi_exts): ... to this.
1833 2009-05-21 Richard Guenther <rguenther@suse.de>
1835 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1836 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1837 (cgraph_default_inline_p): Likewise.
1838 (cgraph_decide_inlining_incrementally): Likewise.
1840 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1841 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/cpuid.h (bit_MOVBE): New.
1845 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1847 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1848 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1849 (ix86_handle_option): Handle OPT_mmovbe.
1850 (ix86_target_string): Add -mmovbe.
1851 (pta_flags): Add PTA_MOVBE.
1852 (processor_alias_table): Add PTA_MOVBE to "atom".
1853 (override_options): Handle PTA_MOVBE.
1855 * config/i386/i386.h (TARGET_MOVBE): New.
1857 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1858 (*bswapsi_movbe): New.
1859 (*bswapdi_movbe): Likewise.
1860 (bswapdi2): Renamed to ...
1862 (bswapdi2): New expander.
1864 * config/i386/i386.opt (mmovbe): New.
1866 * doc/invoke.texi: Document -mmovbe.
1868 2009-05-21 Taras Glek <tglek@mozilla.com>
1870 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1871 * gcc-plugin.h (plugin_init): Updated signature.
1872 * gcc-plugin.h (plugin_name_args): Moved to this header.
1873 * doc/plugins.texi (plugin_init): Updated documention to reflect
1875 * doc/plugins.texi (plugin_name_args): Added to documention.
1877 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1879 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1880 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1882 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1884 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1885 JUMP_TABLE_DATA_P predicates where applicable.
1886 * config/i386/predicates.md: Ditto.
1887 * config/i386/sse.md: Ditto.
1889 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1891 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1892 operand2 -128 override length_immediate attribute to 1.
1893 * config/i386/predicates.md (constm128_operand): New predicate.
1895 * config/i386/i386.c (memory_address_length): Handle %r12
1896 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1898 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1899 mode look through optional ZERO_EXTEND and SUBREG.
1900 * config/i386/i386.md (R12_REG): New define_constant.
1901 (prefix_data16): For sse unit set also for MODE_TI insns.
1902 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1903 insns set if operand 1 is ext_QIreg_operand.
1904 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1905 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1907 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1908 mode from MODE_DI to MODE_SI.
1909 (movdi_1_rex64): Override modrm and length_immediate attributes
1910 only for movabs (TYPE_IMOV, alternative 2).
1911 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1913 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1914 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1915 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1916 prefix_rex attribute if DImode.
1917 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1918 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1919 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1920 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1921 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1922 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1923 Likewise. For TYPE_IMOV clear length_immediate attribute.
1924 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1925 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1926 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1927 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1928 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1929 or one operand TYPE_ISHIFT.
1930 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1931 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1932 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1933 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1934 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1935 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1936 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1937 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1938 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1939 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1940 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1941 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1942 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1943 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1944 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1945 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1946 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1947 set mode attribute, don't override length attribute.
1948 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1950 (return_internal_long): Set length attribute to 2 instead of 1.
1951 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1952 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1953 prefix_rex attribute.
1954 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1956 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1958 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1960 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1962 2009-05-20 Ian Lance Taylor <iant@google.com>
1964 * tree.c (build_tree_list_vec_stat): New function.
1965 (ctor_to_vec): New function.
1966 (build_nt_call_vec): New function.
1967 (build_call_array): Change args to be a const pointer.
1968 (build_call_vec): New function.
1969 * tree.h (build_nt_call_vec): Declare.
1970 (build_tree_list_vec_stat): Declare.
1971 (build_tree_list_vec): Define.
1972 (build_call_array): Update declaration.
1973 (build_call_vec): Declare.
1974 (ctor_to_vec): Declare.
1975 * c-common.c (tree_vector_cache): New static variable.
1976 (make_tree_vector): New function.
1977 (release_tree_vector): New function.
1978 (make_tree_vector_single): New function.
1979 (make_tree_vector_copy): New function.
1980 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1981 (make_tree_vector_single, make_tree_vector_copy): Declare.
1982 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1983 (c_parser_expr_list): Don't manage cache here, instead call
1985 (c_parser_release_expr_list): Remove static function.
1986 (c_parser_vec_to_tree_list): Remove static function.
1987 (c_parser_attributes): Call build_tree_list_vec instead of
1988 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1989 c_parser_release_expr_list.
1990 (c_parser_postfix_expression_after_primary): Likewise.
1991 (c_parser_objc_keywordexpr): Likewise.
1993 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1995 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1996 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1997 TARGET_CONVERT_TO_TYPE.
1998 * hooks.c (hook_tree_const_tree_null): Define.
1999 * hooks.h (hook_tree_const_tree_null): Declare.
2000 * target.h (struct gcc_target): Add invalid_parameter_type,
2001 invalid_return_type, promoted_type, and convert_to_type fields.
2002 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
2003 (TARGET_INVALID_RETURN_TYPE): Define.
2004 (TARGET_PROMOTED_TYPE): Define.
2005 (TARGET_CONVERT_TO_TYPE): Define.
2006 (TARGET_INITIALIZER): Update for new fields.
2007 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
2008 (grokparms): Check targetm.invalid_parameter_type.
2009 * c-typeck.c (default_conversion): Check targetm.promoted_type.
2010 * c-convert.c (convert): Check targetm.convert_to_type.
2012 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
2014 * config/mips/mips.md (*extenddi_truncate<mode>,
2015 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
2017 (*extendhi_truncateqi): New define_insn_and_sptit.
2019 2009-05-20 Jakub Jelinek <jakub@redhat.com>
2022 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
2023 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
2025 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
2027 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
2028 the operand of VIEW_CONVERT_EXPR.
2030 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
2032 * config/i386/driver-i386.c (host_detect_local_cpu): Check
2033 extended family and model for Intel processors. Support Intel Atom.
2035 2009-05-20 Olivier Hainque <hainque@adacore.com>
2037 * gstab.h (stab_code_type): Define, to be used instead of the
2038 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
2040 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
2041 occurrences by stab_code_type.
2042 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
2044 2009-05-20 Martin Jambor <mjambor@suse.cz>
2046 * tree-flow.h (insert_edge_copies_seq): Undeclare.
2047 (sra_insert_before): Likewise.
2048 (sra_insert_after): Likewise.
2049 (sra_init_cache): Likewise.
2050 (sra_type_can_be_decomposed_p): Likewise.
2051 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
2052 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
2053 (sra_insert_before): Likewise.
2054 (sra_insert_after): Likewise.
2055 (sra_init_cache): Likewise.
2056 (insert_edge_copies_seq): Made static and moved upwards.
2058 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
2061 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
2063 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
2064 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
2067 2009-05-20 Richard Guenther <rguenther@suse.de>
2069 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
2070 with mismatched comparison modes.
2072 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2074 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
2075 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
2076 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
2077 with shifts for Thumb2.
2078 (orsi_notsi): New for orn.
2079 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
2080 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
2081 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
2082 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
2083 Don't invert remainder for IOR.
2085 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
2087 PR tree-optimization/40087
2088 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
2089 number_of_iterations_ne): Rename never_infinite argument.
2090 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
2091 number_of_iterations_le): Handle pointer-type ivs when
2092 exit_must_be_taken is false.
2093 (number_of_iterations_cond): Do not always assume that
2094 exit_must_be_taken if the control variable is a pointer.
2096 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2098 * c-typeck.c (build_binary_op): Allow % on integal vectors.
2099 * doc/extend.texi (Vector Extension): Document that % is allowed too.
2101 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
2103 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
2104 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
2106 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2109 * c.opt (Wlogical-op): Disabled by default.
2110 * c-opt (c_common_post_options): Do not enable Wlogical-op with
2112 * doc/invoke.texi (Wlogical-op): Likewise.
2114 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
2116 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
2118 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
2119 Propagate the type of the first operand.
2120 <ASSERT_EXPR>: Simplify.
2121 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
2122 Rewrite using the RHS code as discriminant.
2123 <NOP_EXPR>: Turn into CASE_CONVERT.
2124 <PLUS_EXPR>: Propagate the type of the first operand.
2126 2009-05-19 Steve Ellcey <sje@cup.hp.com>
2128 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
2129 (ia64_dconst_0_375): New.
2130 * config/ia64/ia64.c (ia64_override_options): Remove
2131 -minline-sqrt-min-latency warning.
2132 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
2133 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
2134 * config/ia64/ia64.md (*sqrt_approx): Remove.
2135 (sqrtsf2): Remove #if 0.
2136 (sqrtsf2_internal_thr): Rewrite and move to div.md.
2137 (sqrtdf): Remove assert.
2138 (sqrtdf2_internal_thr): Rewrite and move to div.md.
2139 (sqrtxf2): Remove #if 0.
2140 (sqrtxf2_internal_thr): Rewrite and move to div.md.
2141 * div.md (sqrt_approx_rf): New.
2142 (sqrtsf2_internal_thr): New implementation.
2143 (sqrtsf2_internal_lat): New.
2144 (sqrtdf2_internal_thr: New implementation.
2145 (sqrtxf2_internal): New implementation.
2147 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
2148 Hans-Peter Nilsson <hp@axis.com>
2150 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
2151 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
2152 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
2153 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
2154 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
2155 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
2156 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
2157 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
2158 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
2159 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
2160 * c-common.c: ...from here.
2162 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2164 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
2166 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
2170 2009-05-19 Ben Elliston <bje@au.ibm.com>
2172 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
2173 assignments with memcpy calls.
2174 (add_fdes): Likewise.
2175 (binary_search_unencoded_fdes): Likewise.
2176 (linear_search_fdes): Eliminate type puns.
2178 2009-05-19 Richard Guenther <rguenther@suse.de>
2180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
2181 not falsely claim to have propagated into all uses.
2183 2009-05-19 Ben Elliston <bje@au.ibm.com>
2185 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
2188 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2190 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
2191 * config/sh/sh.c (sh_legitimate_address_p): Make static.
2192 (TARGET_LEGITIMATE_ADDRESS_P): New.
2193 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2194 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2196 2009-05-18 Dodji Seketeli <dodji@redhat.com>
2199 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
2200 child of the containing namespace's DIE.
2202 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
2204 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
2205 *zero_extendhi_truncqi): Move after the zero_extend patterns.
2206 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
2209 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
2213 gen_align with gen_pad.
2214 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
2215 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
2217 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
2218 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
2220 * config/i386/i386.md (align): Renamed to ...
2221 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
2222 ASM_OUTPUT_MAX_SKIP_PAD.
2224 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
2226 * config.gcc: Fix variable syntax.
2229 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
2230 before calling exact_log2.
2231 (output_iorsi3): Likewise.
2232 (output_xorsi3): Likewise.
2234 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2236 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
2237 for the none zero constant operand except for EQ and NE
2238 comprisons even when the first operand is R0.
2240 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
2242 * config/s390/2064.md: Remove trailing whitespaces.
2243 * config/s390/2084.md: Likewise.
2244 * config/s390/constraints.md: Likewise.
2245 * config/s390/fixdfdi.h: Likewise.
2246 * config/s390/libgcc-glibc.ver: Likewise.
2247 * config/s390/s390-modes.def: Likewise.
2248 * config/s390/s390-protos.h: Likewise.
2249 * config/s390/s390.c: Likewise.
2250 * config/s390/s390.h: Likewise.
2251 * config/s390/s390.md: Likewise.
2252 * config/s390/tpf-unwind.h: Likewise.
2254 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2256 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
2258 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2261 * configure.ac (m68k-*-*): Check if binutils support TLS.
2262 * configure: Regenerate.
2263 * config/m68k/predicates.md (symbolic_operand): Extend comment.
2264 * config/m68k/constraints.md (Cu): New constraint.
2265 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
2266 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
2267 (movsi): Handle TLS symbols.
2268 (addsi3_5200): Handle XTLS symbols, indent.
2269 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
2270 (m68k_tls_reference_p): Declare.
2271 (m68k_legitimize_address): Declare.
2272 (m68k_unwrap_symbol): Declare.
2273 * config/m68k/m68k.opt (mxtls): New option.
2274 * config/m68k/m68k.c (ggc.h): Include.
2275 (m68k_output_dwarf_dtprel): Implement hook.
2276 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2277 (m68k_expand_prologue): Load GOT pointer when function needs it.
2278 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
2279 (m68k_legitimate_constant_address_p): Same.
2280 (m68k_decompose_address): Handle TLS references.
2281 (m68k_get_gp): New static function.
2282 (enum m68k_reloc): New contants.
2283 (TLS_RELOC_P): New macro.
2284 (m68k_wrap_symbol): New static function.
2285 (m68k_unwrap_symbol): New function.
2286 (m68k_final_prescan_insn_1): New static function.
2287 (m68k_final_prescan_insn): New function.
2288 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
2290 (legitimize_pic_address): Handle TLS references..
2291 (m68k_tls_get_addr, m68k_get_tls_get_addr)
2292 (m68k_libcall_value_in_a0_p)
2293 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
2294 (m68k_call_m68k_read_tp): Helper variables and functions for ...
2295 (m68k_legitimize_tls_address): Handle TLS references.
2296 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
2298 (m68k_legitimize_address): Handle TLS symbols.
2299 (m68k_get_reloc_decoration): New static function.
2300 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
2302 (m68k_output_dwarf_dtprel): Implement hook.
2303 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
2304 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
2305 m68k_call_* routines.
2306 (sched_attr_op_type): Handle TLS symbols.
2307 (gt-m68k.h): Include.
2308 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
2309 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
2311 2009-05-18 Martin Jambor <mjambor@suse.cz>
2313 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
2314 (visit_store_addr_for_mod_analysis): New function.
2315 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
2316 (determine_cst_member_ptr): Use gimple_assign_single_p.
2317 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
2318 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
2319 operands. Don't check number of operands of a NOP_EXPR.
2321 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
2323 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
2325 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2328 * c-common.c (warn_logical_operator): Don't warn if one of
2329 expression isn't always true or false.
2331 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
2333 * config/i386/biarch32.h: New file.
2334 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
2336 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
2338 * config/mips/mips.md (*zero_extend<mode>_trunchi,
2339 *zero_extend<mode>_truncqi): Merge these into ...
2340 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
2341 Name the pattern following this as *zero_extendhi_truncqi.
2343 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
2346 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
2347 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
2348 (output_info): Make field HOST_WIDEST_INT.
2349 (print_statistics): Use HOST_WIDEST_INT_PRINT.
2350 (dump_bitmat_statistics): Same.
2352 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
2354 * config.gcc (use_gcc_stdint): Set to wrap.
2355 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2356 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2357 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2358 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2359 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2360 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2361 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2362 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2364 2009-05-16 Joseph Myers <joseph@codesourcery.com>
2366 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
2368 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
2369 Move definitions earlier.
2370 (OPT_ARCH64, OPT_ARCH32): Define.
2371 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
2374 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2377 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
2380 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2382 * arm.md (movdi2): Copy non-reg values to DImode registers.
2384 2009-05-16 Jakub Jelinek <jakub@redhat.com>
2387 * final.c (label_to_max_skip): New function.
2388 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
2389 CODE_LABEL_NUMBER <= max_labelno.
2390 * output.h (label_to_max_skip): New prototype.
2391 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
2392 (ix86_avoid_jump_mispredicts): ... this. Don't define if
2393 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
2394 Handle CODE_LABELs with >= 16 byte alignment or with
2395 max_skip == (1 << align) - 1.
2396 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
2397 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
2400 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
2401 .p2align 3 if MAX_SKIP is smaller than 7.
2402 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2404 2009-05-15 Ian Lance Taylor <iant@google.com>
2406 * alias.c (struct alias_set_entry_d): Rename from struct
2407 alias_set_entry. Change all uses.
2408 * except.c (struct call_site_record_d): Rename from struct
2409 call_site_record. Change all uses.
2410 * except.h (struct eh_region_d): Rename from struct eh_region.
2412 * gcse.c (struct hash_table_d): Rename from struct hash_table.
2414 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
2415 ivtype_map_elt. Change all uses.
2416 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
2418 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
2419 * graphite.h (struct name_tree_d): Rename from struct name_tree.
2421 (struct sese_d): Rename from struct sese. Change all uses.
2422 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
2423 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
2424 * optabs.h (struct optab_d): Rename from struct optab. Change all
2426 (struct convert_optab_d): Rename from struct convert_optab.
2428 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
2429 ipa_opt_pass. Change all uses.
2430 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
2433 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
2434 defined as a typedef.
2435 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
2438 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2441 * fold-const.c (make_range,build_range_check,merge_ranges): Move
2443 (merge_ranges): Returns bool.
2444 * tree.h (make_range): .. to here.
2445 (build_range_check): Likewise.
2446 (merge_ranges): Likewise. Renamed from merge_ranges.
2447 * c-typeck.c (parser_build_binary_op): Update calls to
2448 warn_logical_operator.
2449 * c-common.c (warn_logical_operator): Add new warning.
2450 * c-common.h (warn_logical_operator): Update declaration.
2452 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2454 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
2456 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * doc/install.texi: Document MPC requirements, flags etc.
2460 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
2461 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
2462 Evaluate constant arguments.
2463 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
2464 (fold_builtin_1): Likewise, also evaluate constant arguments.
2465 Remove superfluous break.
2466 (do_mpc_ckconv): New.
2467 * real.h: Include mpc.h.
2468 * toplev.c (print_version): Output MPC version info if available.
2470 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2472 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
2474 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
2476 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
2479 2009-05-15 Jan Hubicka <jh@suse.cz>
2481 * doc/invoke.texi (max-early-inliner-iterations): New flag.
2482 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
2483 (try_inline): Fix return value.
2484 (cgraph_decide_inlining_incrementally): Honor new value.
2485 (cgraph_early_inlining): Handle indirect inlining.
2486 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
2488 2009-05-15 Jan Hubicka <jh@suse.cz>
2490 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
2491 * cgraphunit.c (cgraph_finalize_function): Set it.
2492 (cgraph_expand_function): Use it.
2494 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2496 * real.c (encode_ieee_half): Define.
2497 (decode_ieee_half): Define.
2498 (ieee_half_format): Define.
2499 (arm_half_format): Define.
2500 * real.h (ieee_half_format): Declare.
2501 (arm_half_format): Declare.
2503 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2505 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
2506 swapped, and reversed optabs exist before trying to use them.
2508 2009-05-15 Paul Brook <paul@codesourcery.com>
2509 Sandra Loosemore <sandra@codesourcery.com>
2511 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
2512 loads. Allow PRE_DEC.
2513 (output_move_neon): Handle PRE_DEC.
2514 (arm_print_operand): Add 'A' for neon structure loads.
2515 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
2516 * config/arm/neon.md (neon_mov): Update comment.
2517 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
2519 (Um): New constraint.
2521 2009-05-15 Jan Hubicka <jh@suse.cz>
2523 Revert the following patch until testsuite fallout is fixed:
2524 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2525 * cgraph.h (struct inline_summary): New filed self_wize,
2526 size_inlining_benefit, self_time and time_inlining_benefit.
2527 (struct cgraph_global_info): Replace insns by time ans size fields.
2528 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2529 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2530 (ipcp_update_callgraph): Do not touch function bodies.
2531 * ipa-inline.c: Include except.h
2532 (MAX_TIME): New constant.
2533 (overall_insns): Remove
2534 (overall_size, max_benefit): New static variables.
2535 (cgraph_estimate_time_after_inlining): New function.
2536 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2537 (cgraph_clone_inlined_nodes): Update size.
2538 (cgraph_mark_inline_edge): Update size.
2539 (cgraph_estimate_growth): Use size info.
2540 (cgraph_check_inline_limits): Check size.
2541 (cgraph_default_inline_p): Likewise.
2542 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2543 (cgraph_decide_recursive_inlining): Check size.
2544 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2546 (cgraph_decide_inlining): Likewise.
2547 (cgraph_decide_inlining_incrementally): Likewise; honor
2548 PARAM_EARLY_INLINING_INSNS.
2549 (likely_eliminated_by_inlining_p): New predicate.
2550 (estimate_function_body_sizes): New function.
2551 (compute_inline_parameters): Use it.
2552 * except.c (must_not_throw_labels): New function.
2553 * except.h (must_not_throw_labels): Declare.
2554 * tree-inline.c (init_inline_once): Kill inlining_weigths
2555 * tree-ssa-structalias.c: Avoid uninitialized warning.
2556 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2557 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2558 (PARAM_INLINE_CALL_COST): Remove.
2559 (PARAM_EARLY_INLINING_INSNS): New.
2561 2009-05-15 Richard Guenther <rguenther@suse.de>
2563 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2564 not TODO_update_ssa.
2566 2009-05-15 Richard Guenther <rguenther@suse.de>
2568 PR tree-optimization/39999
2569 * gimple.h (gimple_expr_type): Use the expression type looking
2570 through useless conversions.
2571 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2572 (vn_nary_op_insert_stmt): Likewise.
2573 (simplify_binary_expression): Likewise.
2575 2009-05-15 Richard Guenther <rguenther@suse.de>
2577 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2578 New options, enabled by default.
2579 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2581 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2582 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2583 * tree-ssa-structalias.c (gate_tree_pta): New function.
2584 (pass_build_alias): Use it.
2586 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2589 recurse on an invariant address if a conversion from a pointer
2590 type to a wider integer type is involved.
2592 2009-05-15 Jan Hubicka <jh@suse.cz>
2594 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2595 * cgraph.h (struct inline_summary): New filed self_wize,
2596 size_inlining_benefit, self_time and time_inlining_benefit.
2597 (struct cgraph_global_info): Replace insns by time ans size fields.
2598 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2599 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2600 (ipcp_update_callgraph): Do not touch function bodies.
2601 * ipa-inline.c: Include except.h
2602 (MAX_TIME): New constant.
2603 (overall_insns): Remove
2604 (overall_size, max_benefit): New static variables.
2605 (cgraph_estimate_time_after_inlining): New function.
2606 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2607 (cgraph_clone_inlined_nodes): Update size.
2608 (cgraph_mark_inline_edge): Update size.
2609 (cgraph_estimate_growth): Use size info.
2610 (cgraph_check_inline_limits): Check size.
2611 (cgraph_default_inline_p): Likewise.
2612 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2613 (cgraph_decide_recursive_inlining): Check size.
2614 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2616 (cgraph_decide_inlining): Likewise.
2617 (cgraph_decide_inlining_incrementally): Likewise; honor
2618 PARAM_EARLY_INLINING_INSNS.
2619 (likely_eliminated_by_inlining_p): New predicate.
2620 (estimate_function_body_sizes): New function.
2621 (compute_inline_parameters): Use it.
2622 * except.c (must_not_throw_labels): New function.
2623 * except.h (must_not_throw_labels): Declare.
2624 * tree-inline.c (init_inline_once): Kill inlining_weigths
2625 * tree-ssa-structalias.c: Avoid uninitialized warning.
2626 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2627 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2628 (PARAM_INLINE_CALL_COST): Remove.
2629 (PARAM_EARLY_INLINING_INSNS): New.
2630 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2631 (inline-call-cost): Remove.
2632 (early-inlining-insns): New.
2634 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2636 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2638 (print_int_cst_bounds_in_octal_p): Likewise.
2639 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2641 * dwarf2out.c (base_type_die): Likewise.
2642 (is_subrange_type): Delete.
2643 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2644 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2645 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
2646 if the destination type is boolean.
2647 (build_range_check): Do not special-case subtypes.
2648 (fold_sign_changed_comparison): Likewise.
2649 (fold_unary): Likewise.
2650 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2651 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2652 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2653 * tree.c (subrange_type_for_debug_p): New predicate based on the
2654 former is_subrange_type.
2655 * tree.h (subrange_type_for_debug_p): Declare.
2656 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2657 (convert_affine_scev): Remove call to above function.
2658 (chrec_convert_aggressive): Likewise.
2659 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2660 false for conversions involving subtypes.
2661 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2662 (vrp_val_min): Likewise.
2663 (needs_overflow_infinity): Likewise.
2664 (extract_range_from_unary_expr): Likewise.
2666 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2668 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2669 * config/frv/frv.c: Likewise.
2670 * config/s390/s390.c: Likewise.
2671 * config/sparc/sparc.h: Likewise.
2672 * config/i386/i386.h: Likewise.
2673 * config/i386/i386.c: Likewise.
2674 * config/crx/crx.c: Likewise.
2675 * config/m68hc11/m68hc11.h: Likewise.
2676 * config/iq2000/iq2000.c: Likewise.
2677 * config/mn10300/mn10300.h: Likewise.
2678 * config/mn10300/mn10300.c: Likewise.
2679 * config/m68k/m68k.c: Likewise.
2680 * config/rs6000/rs6000.c: Likewise.
2681 * config/rs6000/xcoff.h: Likewise.
2682 * config/rs6000/linux64.h: Likewise.
2683 * config/rs6000/sysv4.h: Likewise.
2684 * config/score/score3.c: Likewise.
2685 * config/score/score7.c: Likewise.
2686 * config/score/score.c: Likewise.
2687 * config/arm/arm.md: Likewise.
2688 * config/mips/mips.c: Likewise.
2689 * config/mips/mips.md: Likewise.
2690 * config/bfin/bfin.h: Likewise.
2691 * config/pa/pa.c: Likewise.
2692 * config/pa/constraints.md: Likewise.
2694 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2695 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2696 * config/pdp11/pdp11.h: Use memory_address_p instead.
2698 2009-05-14 Ian Lance Taylor <iant@google.com>
2700 * passes.c (finish_optimization_passes): Change i to int.
2701 * plugin.c (plugins_active_p): Change event to int.
2702 (dump_active_plugins): Likewise.
2703 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2705 * tree.c (tree_range_check_failed): Change c to unsigned int.
2706 (omp_clause_range_check_failed): Likewise.
2707 (build_common_builtin_nodes): Change mode to int. Add cast.
2708 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2709 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2711 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2712 ++ or -- with a variable of enum type.
2714 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2717 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2719 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2721 * store-motion.c: Do not include params.h
2722 * Makefile.in: Fix dependencies for various files.
2724 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2726 * auto-inc-dec.c: Fix pass description, remove apparent
2727 accidental duplication.
2729 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2732 * ipa-utils.h (memory_identifier_string): Moved to ...
2733 * tree.h (memory_identifier_string): Here. Add GTY(()).
2735 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2737 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2738 in the former documentation of...
2739 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2740 * ira-conflicts.c (get_dup_num): Use address_operand.
2741 * targhooks.c (default_legitimate_address_p): New.
2742 * targhooks.h (default_legitimate_address_p): New.
2743 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2745 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2746 * target.h (struct target): Add legitimate_address_p.
2747 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2748 (TARGET_INITIALIZER): Include it.
2750 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2751 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2752 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2753 (TARGET_LEGITIMATE_ADDRESS_P): New.
2755 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2756 (REG_OK_STRICT_P): Delete.
2757 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2758 (frv_legitimate_address_p_1): ... this.
2759 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2760 (frv_legitimate_address_p_1): ... the renamed old
2761 frv_legitimate_address_p.
2762 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2763 (TARGET_LEGITIMATE_ADDRESS_P): New.
2765 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2766 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2767 * config/s390/s390.c (legitimate_address_p): Rename to...
2768 (s390_legitimate_address_p): ... this, make static.
2769 (legitimize_address): Adjust call.
2770 (TARGET_LEGITIMATE_ADDRESS_P): New.
2771 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2773 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2774 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2775 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2776 (TARGET_LEGITIMATE_ADDRESS_P): New.
2778 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2779 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2780 * config/spu/spu.c (spu_legitimate_address): Rename to...
2781 (spu_legitimate_address_p): ... this, make static.
2782 (TARGET_LEGITIMATE_ADDRESS_P): New.
2784 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2785 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2786 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2787 (sparc_legitimate_address_p): ... this, make static and return bool.
2788 (legitimize_address): Adjust call.
2789 (TARGET_LEGITIMATE_ADDRESS_P): New.
2791 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2792 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2793 * config/i386/i386.c (legitimate_address_p): Rename to...
2794 (ix86_legitimate_address_p): ... this, make static.
2795 (constant_address_p): Move after it, adjust call.
2796 (TARGET_LEGITIMATE_ADDRESS_P): New.
2798 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2799 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2800 * config/avr/avr.c (legitimate_address_p): Rename to...
2801 (avr_legitimate_address_p): ... this, make static.
2802 (legitimize_address): Adjust call.
2803 (TARGET_LEGITIMATE_ADDRESS_P): New.
2805 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2806 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2807 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2808 (TARGET_LEGITIMATE_ADDRESS_P): New.
2810 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2811 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2812 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2813 (TARGET_LEGITIMATE_ADDRESS_P): New.
2815 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2816 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2818 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2820 (TARGET_LEGITIMATE_ADDRESS_P): New.
2822 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2823 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2825 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2827 (m68hc11_legitimate_address_p): ... this, make static.
2828 (go_if_legitimate_address_internal): Rename to...
2829 (m68hc11_legitimate_address_p_1): ... this.
2830 (legitimize_address): Adjust call.
2831 (TARGET_LEGITIMATE_ADDRESS_P): New.
2833 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2834 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2835 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2836 (TARGET_LEGITIMATE_ADDRESS_P): New.
2838 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2839 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2840 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2841 (mn10300_legitimate_address_p): ... this, make static.
2842 (TARGET_LEGITIMATE_ADDRESS_P): New.
2844 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2845 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2846 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2847 (TARGET_LEGITIMATE_ADDRESS_P): New.
2849 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2850 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2851 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2852 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2853 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2854 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2855 (rs6000_legitimate_address_p): ... this, make static.
2856 (TARGET_LEGITIMATE_ADDRESS_P): New.
2857 (REG_MODE_OK_FOR_BASE_P): Delete.
2858 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2860 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2861 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2863 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2864 static, adjust types.
2865 (TARGET_LEGITIMATE_ADDRESS_P): New.
2867 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2868 * config/score/score.c (score_address_p): Rename to...
2869 (score_legitimate_address_p): ... this.
2870 (TARGET_LEGITIMATE_ADDRESS_P): New.
2871 * config/score/score3.c (score3_address_p): Rename to...
2872 (score3_legitimate_address_p): ... this.
2873 * config/score/score7.c (score7_address_p): Rename to...
2874 (score7_legitimate_address_p): ... this.
2876 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2877 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2878 GO_IF_LEGITIMATE_ADDRESS): Delete.
2879 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2880 thumb2_legitimate_address_p): Delete.
2881 (arm_legitimate_address_p): Rename to...
2882 (arm_legitimate_address_outer_p): ... this.
2883 * config/arm/constraints.md ("Uq"): Adjust call.
2884 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2885 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
2887 (arm_legitimate_address_outer_p): ... this.
2888 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
2890 (TARGET_LEGITIMATE_ADDRESS_P): New.
2892 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2893 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2894 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2895 (TARGET_LEGITIMATE_ADDRESS_P): New.
2897 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2898 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2899 * config/vax/vax.c (legitimate_address_p): Rename to...
2900 (vax_legitimate_address_p): ... this, make static.
2901 (TARGET_LEGITIMATE_ADDRESS_P): New.
2903 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2904 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2905 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2906 (TARGET_LEGITIMATE_ADDRESS_P): New.
2908 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2909 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2910 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2911 (mmix_legitimate_address_p): ... this, make static.
2912 (TARGET_LEGITIMATE_ADDRESS_P): New.
2914 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2915 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2916 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2917 (TARGET_LEGITIMATE_ADDRESS_P): New.
2919 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2921 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2922 of MODE_COMPLEX_INT.
2924 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2926 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2927 LCT_NORMAL in function call.
2928 * mips-tdump.c (print_file_desc): Add cast to enum type.
2929 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2930 (mark_stabs): Add casts to enum types.
2931 (parse_stabs_common): Add casts to enum types.
2933 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2935 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2936 Check for invalid values of LETTER.
2938 2009-05-13 Taras Glek <tglek@mozilla.com>
2940 * attribs.c (register_attribute): moved out attribute registration
2941 into register_attribute.
2942 * doc/plugins.texi: Documented register_attribute and
2944 * gcc-plugin.h: Added forward decl for register_attribute.
2945 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2946 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2947 PLUGIN_ATTRIBUTES boilerplate.
2949 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2951 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2952 values even in sentinel and empty entries.
2953 (ms_printf_flag_specs): Likewise.
2954 (ms_scanf_flag_specs): Likewise.
2955 (ms_strftime_flag_specs): Likewise.
2956 (ms_print_char_table): Likewise.
2957 (ms_scan_char_table): Likewise.
2958 (ms_time_char_table): Likewise.
2960 2009-05-13 Doug Kwan <dougkwan@google.com>
2962 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2964 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2966 * config/mips/mips.md (store): Add attributes for QI and HI.
2968 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2969 (truncdi<mode>2): ... this new pattern.
2971 2009-05-13 Brad Hards <bradh@kde.org>
2973 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2975 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2976 Ben Elliston <bje@au.ibm.com>
2979 * dse.c (check_mem_read_rtx): Guard against width == -1.
2981 2009-05-13 Michael Matz <matz@suse.de>
2984 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2985 (trivially_conflicts_p): New function.
2986 (insert_backedge_copies): Use it.
2988 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2990 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2991 (handle_stdc_pragma): Use new enum constant names.
2992 (handle_pragma_float_const_decimal64): Ditto.
2994 2009-05-13 Ian Lance Taylor <iant@google.com>
2996 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2999 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
3001 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
3002 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
3004 * config/m68k/m68k.h (FL_UCLINUX): Define.
3006 2009-05-13 Jan Hubicka <jh@suse.cz>
3008 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
3010 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3012 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
3013 unless -fschedule-insns is specified.
3015 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3018 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
3019 TARGET_EXPAND_CBRANCHDI4.
3020 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
3021 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
3022 (cmpeqdi): Fix comment.
3024 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3026 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
3027 (sh_legitimate_address_p): Likewise.
3028 * config/sh/sh.c (sh_legitimate_index_p): New.
3029 (sh_legitimate_address_p): Likewise.
3030 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
3031 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
3032 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
3033 (MAYBE_BASE_REGISTER_RTX_P): New macro.
3034 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3035 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
3036 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
3037 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
3038 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
3040 2009-05-12 Jan Hubicka <jh@suse.cz>
3042 * tree-inline.c (estimate_operator_cost): Add operands;
3043 when division happens by constant, it is cheap.
3044 (estimate_num_insns): Loads and stores are not having cost of 0;
3045 EH magic stuff is cheap; when computing runtime cost of switch,
3046 use log2 base of amount of its cases; builtin_expect has cost of 0;
3047 compute cost for moving return value of call.
3048 (init_inline_once): Initialize time_based flags.
3049 * tree-inline.h (eni_weights_d): Add time_based flag.
3051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3053 * df-core.c: Update head documentation.
3055 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3058 * rs6000.c (rs6000_generate_compare): Use op1b instead of
3059 shadowing exisiting variable op1.
3061 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/driver-i386.c (processor_signatures): New enum.
3065 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
3066 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
3067 processor signature to detect geode processor.
3069 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3073 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3075 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3076 causes spurious differences between trunk and cond-optab branch.
3078 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3080 * dojump.c (compare_from_rtx): Delete.
3081 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
3082 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
3083 if the comparison does not satisfy the predicate; test predicates for
3084 operands 2 and 3 of a cstore pattern. Don't try cstore optab
3085 further if one existing pattern fails.
3086 * expr.h (compare_from_rtx): Delete.
3087 (prepare_operand): Declare it.
3088 * optabs.c: Change "lib call" to "libcall" throughout.
3089 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
3090 HAVE_conditional_trap, emit_cmp_insn): Delete.
3091 (can_compare_p): Delete cmp_optab case.
3092 (prepare_float_lib_cmp): Return an rtx and a machine mode.
3093 Accept other parameters by value.
3094 (prepare_operand): Make non-static.
3095 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
3096 other parameters by value. Try to widen operands here based on
3097 an optab_methods argument and looking at cbranch_optab.
3098 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
3099 loop. Use cbranch_optab directly.
3100 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
3101 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
3103 (emit_conditional_move, emit_conditional_add): Inline what's needed
3104 of compare_from_rtx, using new prepare_cmp_insn for the rest.
3105 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
3106 with COMPARE. Move cmov_optab and cstore_optab above
3107 with cbranch_optab, move cmp_optab down with ucmp_optab,
3108 remove tst_otpab. Do not initialize trap_rtx.
3109 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
3110 for trap code. Do not check HAVE_conditional_trap. Use
3111 prepare_cmp_insn. Accept no predicate for operand 3.
3112 * optabs.h (OTI_cmp): Mark as used only for libcalls.
3113 (OTI_ctrap, ctrap_optab): New.
3114 (tst_optab): Delete.
3115 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
3116 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
3117 with lookup of ctrap_optab.
3118 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
3122 * combine.c (combine_simplify_rtx, simplify_set): Do not
3123 special case comparing against zero for cc0 machines.
3124 * simplify-rtx.c (simplify_binary_operation_1): Never remove
3125 COMPARE on cc0 machines.
3126 (simplify_relational_operation): Return a new expression when
3127 a COMPARE could be removed.
3128 * final.c (final_scan_insn): Compare cc_status values
3129 against LHS of a (compare FOO (const_int 0)) cc0 source.
3130 Also check if cc_status.value is the full compare.
3132 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
3133 (cstoreMM4): Document.
3134 (conditional_trap): Document ctrapMM4 instead.
3135 (sync_compare_and_swapMM): Refer to cbranchcc4.
3136 (Dependent Patterns): Eliminate obsolete information referring to
3137 the old jump optimization phase.
3138 (Canonicalization): Include cbranchcc4 case, omit canonicalization
3139 of compares with 0 on cc0 machines.
3140 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
3141 avoiding references to cc0. Remove text about storing operands
3143 * doc/tm.texi (Condition Codes): Include blurb on different
3144 condition code representations, separate into subsections for
3145 CC0, MODE_CC and conditional execution.
3147 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
3148 alpha_emit_setcc): Accept operands and a machine mode.
3149 * config/alpha/alpha.c (alpha_emit_conditional_branch):
3150 Get code/op0/op1 from operands, use machine mode argument
3151 instead of alpha_compare.fp_p. Emit the branch here.
3152 (alpha_emit_setcc): Likewise, and return boolean.
3153 (alpha_emit_conditional_move): Likewise. Assert that
3154 cmp_op_mode == cmp_mode, and simplify accordingly.
3155 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
3156 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
3157 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
3159 (stack probe test): Use cbranchdi4.
3160 * config/alpha/predicates.md (alpha_cbranch_operator): New.
3162 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
3163 * config/arc/arc.h (movsicc, movsfcc): Use it.
3164 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
3165 (cbranchsi4, cstoresi4): New.
3166 (cmpsi, bCC and sCC expanders): Remove.
3168 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
3169 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
3170 * config/arm/predicates.md (arm_comparison_operator): Only include
3171 floating-point operators if there is a hardware floating-point unit.
3172 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
3173 deferring to cbranch_cc and cstore_cc respectively.
3174 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
3175 cbranch_cc, cstore_cc): New.
3176 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
3178 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
3180 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
3181 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
3183 (adjust_insn_length): Adjust calls.
3184 (avr_reorg): Handle (compare (foo) (const_int 0)).
3185 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
3186 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
3187 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
3188 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
3190 (cbranchqi4, cbranchhi4, cbranchsi4): New.
3191 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
3193 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
3194 (cbranchsi4, cstorebi4, cstoresi4): New.
3195 (movbisi): This insn is duplicate, split it to zero_extend.
3196 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
3197 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
3198 (bfin_optimize_loop): Use cbranch expander.
3199 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
3200 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
3201 (bfin_bimode_comparison_operator): ... this.
3202 (bfin_direct_comparison_operator): New.
3204 * config/cris/cris.c (cris_normal_notice_update_cc): Look
3205 inside (compare FOO (const_int 0)).
3206 (cris_rtx_costs): Handle ZERO_EXTRACT.
3207 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
3208 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
3209 (*tstdi_v32): Delete.
3210 (*cmpdi_non_v32): Add M alternative for operand 1.
3211 (cmpsi, cmp<mode>): Make private.
3212 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
3214 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
3216 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
3217 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
3218 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
3219 (cc_reg_operand): New.
3221 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
3222 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
3223 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
3224 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
3225 crx_expand_scond): Delete.
3227 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
3229 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
3230 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
3232 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
3233 cstoresi4, cstoresf4, cstoredf4): New.
3234 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
3235 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3236 Receive the entire operands array.
3237 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
3238 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
3239 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3240 Get test/op0/op1 from the operands array.
3241 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
3243 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
3244 (h8300_expand_store): New.
3245 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
3247 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
3248 (h8300_expand_store): New.
3249 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
3250 or do not try to produce (set (cc0) REG).
3251 (peepholes): Wrap arguments with COMPARE. Add a peephole to
3252 change a compare into a move to a scratch register. Disable some
3253 peepholes when comparing with zero.
3254 (tstsi, tsthi, tstsi, cmpqi): Make private.
3257 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
3260 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
3261 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
3262 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
3263 (ix86_emit_i387_log1p): Use cbranchxf2.
3264 (ix86_expand_setcc): Return void.
3265 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
3266 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
3267 cmp<MODEF>, cmpcc): Remove.
3268 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
3269 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
3270 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
3271 (sCC and bCC expanders): Remove.
3272 (stack_protect_test): Use cbranchcc4.
3274 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
3276 (ia64_expand_compare): Accept three rtx by reference and return void.
3277 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
3278 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
3279 from *expr. Update *expr with the BImode comparison to do.
3280 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
3281 cmptf, bCC, sCC, conditional_trap): Delete.
3282 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
3283 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
3284 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
3285 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
3286 * config/ia64/predicates.md (ia64_cbranch_operator): New.
3288 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
3289 type of last argument.
3290 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
3291 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
3292 use machine mode argument instead of branch_type. Remove dead
3293 code for floating-point comparisons.
3294 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
3295 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
3297 (cbranchsi4, cstoresi4): New.
3298 * config/iq2000/predicates.md (reg_or_const_operand): New.
3300 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
3301 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
3302 (b<code>_op): Rewrite to...
3303 (bcc_op): ... this, using match_operator.
3304 (s<code>_op): Rewrite to...
3305 (scc_op): ... this, using match_operator.
3306 (s<code>_24_op): Rewrite to...
3307 (scc_op_24): ... this, using match_operator.
3308 (s<code>_<mode>): Rewrite to...
3309 (cstore<mode>4): ... this, using match_operator.
3310 (s<code>_<mode>_24): Rewrite to...
3311 (cstore<mode>4_24): ... this, using match_operator.
3312 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
3313 m32c_unpend_compare, m32c_expand_scc): Delete.
3314 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
3315 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
3316 (m32c_expand_movcc): Change NE to EQ if necessary.
3317 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
3319 * config/m32r/m32r-protos.h (gen_cond_store): New.
3320 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
3321 (gen_cond_store): New, from sCC patterns.
3322 (m32r_expand_block_move): Use cbranchsi4.
3323 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
3324 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
3325 (cbranchsi4, cstoresi4): New.
3327 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
3329 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
3330 (m68hc11_notice_update_cc): Look into a compare with 0.
3331 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
3333 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
3334 cmphi, cmpqi, bCC): Delete.
3335 (cbranchsi4, cbranchhi4, cbranchqi4): New.
3336 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
3337 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
3340 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
3341 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
3342 * config/m68k/constraints.md (H): New.
3343 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
3344 the define_insn below.
3345 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
3346 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
3347 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
3348 patterns): Wrap RHS with COMPARE.
3349 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
3350 (*cmpdi_internal): Name this pattern.
3351 (cmpdi): Change to define_insn.
3352 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
3353 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
3354 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
3356 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
3357 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
3358 (conditional_trap): Change to...
3359 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
3360 (*conditional_trap): Use the ordered_comparison_operator and
3361 const1_operand predicates.
3362 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
3363 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
3364 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
3365 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
3367 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
3368 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
3369 (mcore_gen_compare): New.
3370 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
3371 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
3372 (mcore_gen_compare): ... this.
3373 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
3374 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
3375 (stack probe pattern): Use cbranchsi4.
3377 * config/mips/predicates.md (mips_cstore_operator): New.
3378 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
3379 * config/mips/mips.md (any_cond): Delete.
3380 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
3382 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
3383 fixuns_truncsfdi2): Use cbranch patterns.
3384 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
3385 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
3386 Adjust call to mips_expand_conditional_branch.
3387 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
3389 * config/mips/mips-protos.h (mips_expand_conditional_branch,
3390 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
3391 * config/mips/mips.c (cmp_operands): Delete.
3392 (mips_emit_compare): Get comparison operands from *op0/*op1.
3393 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
3394 that it succeeds. Use op0/op1 instead of cmp_operands.
3395 (mips_expand_conditional_branch, mips_expand_conditional_move,
3396 mips_expand_conditional_trap): Likewise.
3397 (mips_block_move_loop): Use cbranch patterns.
3398 * config/mips/mips.h (cmp_operands): Delete.
3400 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
3401 (mmix_gen_compare_reg): Just return a register in the right CC mode.
3402 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
3403 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
3404 (*cmpcc_folded): Rename to...
3405 (*cmpdi_folded): this.
3406 (*cmpcc): Rename to...
3408 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
3411 (cbranchdf4): New. Handle invalid comparisons here.
3412 * config/mmix/predicates.md (float_comparison_operator): New.
3414 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
3415 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
3416 * config/mn10300/mn10300.md (tst): Delete.
3417 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
3418 Name these patterns and wrap RHS in a compare.
3419 (*cmpsi): Make this pattern private. Include tst.
3420 (*cmpsf): Make this pattern private.
3421 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
3422 (compare with zero peepholes): Likewise.
3424 (cbranchsi4, cbranchsf4): New.
3425 (casesi): Use cbranchsi4.
3427 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
3428 hppa_branch_type): Delete.
3429 (return_addr_rtx): Use cbranchsi4.
3430 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
3431 Emit CCFPmode comparison here.
3432 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
3433 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
3434 hppa_branch_type): Delete.
3435 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
3436 (movsicc, movdicc): Remove references to hppa_compare_op0,
3437 hppa_compare_op1 and compare_from_rtx.
3438 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
3439 (casesi): Use cbranchsi4.
3441 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
3442 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
3443 * config/pdp11/pdp11.md (register_or_const0_operand): New.
3444 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
3445 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
3447 (cbranchdf4, cbranchhi4, cbranchqi4): New.
3448 (*branch, *branch_inverted): New.
3450 * config/picochip/picochip.md (cbranchhi4): Use
3451 ordered_comparison_operator.
3452 (cmphi, bCC): Remove.
3454 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
3455 (trap_comparison_operator): Delete.
3456 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
3457 rs6000_emit_cbranch): Accept mode and operands.
3458 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
3459 rs6000_compare_fp_p): Delete.
3460 (rs6000_generate_compare): Accept mode and comparison. Extract code
3461 and op0/op1 from there. Replace references to rs6000_compare_op0
3462 and rs6000_compare_op1.
3463 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
3464 extract result from passed operands.
3465 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
3466 extract loc from passed operands.
3467 (rs6000_emit_cmove): Likewise.
3468 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
3469 rs6000_compare_fp_p): Delete.
3470 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
3471 (cbranch<GPR>4, cbranch<FP>4): New.
3472 (cstore<mode>4): New. Consolidate here all choices about when to use
3473 portable or specialized sCC sequences.
3474 (stack_protect_test): Use cbranchsi4.
3475 (conditional_trap): Replace with ctrap<GPR>4.
3476 (conditional trap insn): Replace trap_comparison_operator with
3477 ordered_comparison_operator.
3479 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
3480 (s390_emit_prologue): Use ctrap.
3481 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
3482 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
3483 New predicates replacing...
3484 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
3485 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
3486 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
3487 (add<mode>cc): Do not use s390_compare_op0/op1.
3488 (s<code>): Change to...
3489 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
3491 (cstorecc4): ... this. Handle EQ or NE equally.
3492 (*sne): Un-privatize for use in cstorecc4.
3493 (b<code>): Change to...
3494 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
3495 (conditional_trap): Replace with...
3496 (ctrap<GPR>4, ctrap<FP>4): ... these.
3497 (stack_protect): Use cbranchcc4.
3499 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
3500 * config/score/score-protos.h (score_gen_cmp): Delete.
3501 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
3502 (score_block_move-loop): Use cbranchsi4.
3503 * config/score/score.md (cbranchsi4): New.
3504 (cmpsi, bCC): Delete.
3505 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
3506 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3507 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
3508 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3509 * config/score/score3.h (score3_gen_cmp): Delete.
3510 * config/score/score7.h (score7_gen_cmp): Delete.
3512 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
3513 (sh_emit_scc_to_t): ... this. Return void.
3514 (from_compare): Rename to...
3515 (sh_emit_compare_and_branch): ... this.
3516 (sh_emit_compare_and_set): New.
3517 (sh_expand_t_scc): Accept operands.
3518 * config/sh/predicates.md (sh_float_comparison_operator): New.
3519 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
3520 (prepare_scc_operands): Rename to...
3521 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
3523 (sh_emit_cheap_store_flag): New.
3524 (sh_emit_set_t_insn): New.
3525 (from_compare): Rename to...
3526 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
3527 handling of TARGET_SH2E floating point to avoid recursive call.
3528 Generate branch here.
3529 (sh_emit_compare_and_set): New.
3530 (sh_expand_t_scc): Get op0/op1 from arguments.
3531 (sh_emit_cheap_store_flag): New.
3532 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
3534 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
3535 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
3536 (movsicc, movdicc): Do nothing when it recreated operands from
3537 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
3538 prepare_scc_operands (now sh_emit_scc_to_t).
3539 (udivdi3): Use cstoresi4.
3540 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
3541 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
3542 (cbranchint4_media, cbranchfp4_media): New.
3543 (casesi): Use cbranchdi4.
3544 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
3546 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
3547 (movnegt): Remove second operand.
3548 (cbranchsf4, cbranchdf4): New.
3549 (stack_protect): Use cbranchdi4/cbranchsi4.
3551 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
3552 (gen_compare_reg): Accept comparison, extract part of it to...
3553 (gen_compare_reg_1): ... this.
3554 (gen_compare_operator): Delete.
3555 (gen_v9_scc): Accept separate destination, comparison code and arms.
3556 Do not use sparc_compare_op0/sparc_compare_op1.
3557 (emit_scc_insn, emit_conditional_branch_insn): New.
3558 (emit_v9_brxx): Make static. Remove useless assertion.
3559 (sparc_emit_float_lib_cmp): Return RTL instead of calling
3561 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
3562 * config/sparc/sparc-protos.h (gen_compare_reg,
3563 sparc_emit_float_lib_cmp): Adjust prototype.
3564 (emit_scc_insn, emit_conditional_branch_insn): New.
3565 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
3566 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3567 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3568 iterators to the top.
3569 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3570 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3571 snedi_special_trunc): Delete.
3572 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3573 and snedi_special_trunc.
3574 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3575 cbranchdi4, cbranch<F:mode>4): New.
3576 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3577 here. Use gen_compare_reg instead of gen_compare_operator.
3578 (conditional_trap): Replace with...
3579 (ctrapsi4, ctrapdi4): ... this.
3580 (stack_protect_test): Use cbranchcc4.
3582 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3584 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3585 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3586 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3587 from operands[0] or operands[3] depending on is_set.
3588 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3589 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3590 cmpdf, bCC), sCC: Remove.
3591 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3592 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3594 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3595 spu_emit_branch_or_set.
3597 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3599 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3600 xstormy16_compare_op1): Delete.
3601 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3602 xstormy16_compare_op1): Delete.
3603 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3605 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3606 (cmphi, cmpsi, bCC): Remove.
3608 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3609 (*cmpsi): ... this one.
3610 (cbranchsi4, cstoresi4): New.
3611 (bCC expanders): Delete.
3612 (sCC insns): Fold into...
3613 (*setcc): ... this one.
3614 (casesi): Do not use gen_cmpsi and gen_bgtu.
3615 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3616 (movsicc): Simplify.
3617 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3619 * config/vax/vax-protos.h (cond_name): New.
3620 (vax_output_conditional_branch): Remove.
3621 * config/vax/vax.c (cond_name): New.
3622 (vax_output_conditional_branch): Remove.
3623 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3624 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3625 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3626 (bit<VAXint>): Wrap source with (compare).
3627 (b<code> and following unnamed pattern): Rename to *branch and
3628 *branch_reversed. Change macroization to match_operator.
3629 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3631 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3632 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3633 Change last argument to machine_mode.
3634 (xtensa_expand_scc): Add machine_mode argument.
3635 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3636 (gen_conditional_move, xtensa_expand_conditional_branch,
3637 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3638 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3639 Adjust operand numbers.
3640 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3642 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3643 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3644 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3646 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3648 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3649 causes spurious differences between trunk and cond-optab branch.
3651 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3654 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3656 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3658 * tree.c (iterative_hash_pointer): Delete.
3659 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3660 Hash UIDs and versions of SSA names. Don't special-case built-in
3661 function declarations.
3663 2009-05-11 Ian Lance Taylor <iant@google.com>
3666 * graphite.c: Force -Wc++-compat to only be a warning before
3667 #including "cloog/cloog.h".
3669 2009-05-11 Martin Jambor <mjambor@suse.cz>
3671 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3673 2009-05-11 Jan Hubicka <jh@suse.cz>
3675 * tree-ssa-loop-ivcanon.c: Include target.h
3676 (struct loop_size): new structure.
3677 (constant_after_peeling): New predicate.
3678 (tree_estimate_loop_size): New function.
3679 (estimated_unrolled_size): Rewrite for new estimates.
3680 (try_unroll_loop_completely): Use new estimates.
3681 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3683 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3685 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3686 libcpp interface change.
3687 (spu_macro_to_expand): Likewise.
3689 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3691 PR tree-optimization/40026
3692 * gimplify.c (gimplify_init_constructor): Change initial conditional
3693 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3694 optimize_compound_literals_in_ctor.
3696 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3698 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3700 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3702 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3704 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3705 HOST_WIDE_INT for gap.
3707 2009-05-11 Ira Rosen <irar@il.ibm.com>
3709 PR tree-optimization/40074
3710 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3711 account in group size and step comparison.
3713 2009-05-11 Richard Guenther <rguenther@suse.de>
3715 * passes.c (init_optimization_passes): Strip now incorrect comment.
3716 (execute_function_todo): Do not set PROP_alias.
3717 * tree-pass.h (PROP_alias): Remove.
3718 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3719 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3720 * tree-nrv.c (pass_return_slot): Likewise.
3721 * tree-object-size.c (pass_object_sizes): Likewise.
3722 * tree-ssa-dom.c (pass_dominator): Likewise.
3723 (pass_phi_only_cprop): Likewise.
3724 * tree-ssa-dse.c (pass_dse): Likewise.
3725 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3726 (pass_cselim): Likewise.
3727 * tree-ssa-pre.c (pass_pre): Likewise.
3728 (pass_fre): Likewise.
3729 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3730 * tree-ssa-sink.c (pass_sink_code): Likewise.
3731 * tree-stdarg.c (pass_stdarg): Likewise.
3732 * tree-tailcall.c (pass_tail_calls): Likewise.
3733 * tree-vrp.c (pass_vrp): Likewise.
3735 2009-05-10 Ian Lance Taylor <iant@google.com>
3737 * basic-block.h (enum profile_status): Break out of struct
3739 * cgraph.h (struct inline_summary): Break out of struct
3741 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3742 of struct cgraph_order_sort.
3743 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3744 * cse.c (struct branch_path): Break out of struct
3745 cse_basic_block_data.
3746 * except.h (enum eh_region_type): Break out of struct eh_region.
3747 * gcc.c (enum add_del): Break out of struct modify_target.
3748 * genrecog.c (enum decision_type): Break out of struct decision_test.
3749 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3751 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3752 * regmove.c (enum match_use): New enum, broken out of struct match.
3753 * sched-int.h (enum post_call_group): New enum, broken out of
3755 (struct deps_reg): Break out of struct deps.
3756 * target.h (struct asm_int_op): Break out of struct gcc_target.
3757 * tree-eh.c (struct goto_queue_node): Break out of struct
3759 * tree-inline.h (enum copy_body_cge_which): Break out of
3761 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3763 * c-decl.c (in_struct, struct_types): New static variables.
3764 (pushtag): Add loc parameter. Change all callers.
3765 (lookup_tag): Add ploc parameter. Change all callers.
3766 (check_compound_literal_type): New function.
3767 (parser_xref_tag): Add loc parameter. Change all callers. If
3768 -Wc++-compat, warn about struct/union/enum types defined within a
3770 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3771 and loc parameters. Change all callers. Change error calls to
3772 error_at, using loc. For a redefinition, if the location of the
3773 original definition is known, report it. Set in_struct and
3774 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3775 (finish_struct): Add new parameters enclosing_in_struct and
3776 enclosing_struct_types. Change all callers. Set
3777 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3778 in the struct. If in a struct, add this struct to struct_types.
3779 (start_enum): Add loc parameter. Change all callers. Use
3780 error_at for errors, using loc. For a redefinition, if the
3781 location of the original definition is known, report it. If in a
3782 struct, add this enum type to struct_types. If -Wc++-compat warn
3783 if in sizeof, typeof, or alignof.
3784 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3785 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3786 (c_parser_enum_specifier): Get enum location for start_enum.
3787 (c_parser_struct_or_union_specifier): Get struct location for
3788 start_struct. Save in_struct and struct_types status between
3789 start_struct and finish_struct.
3790 (c_parser_cast_expression): Get location of cast.
3791 (c_parser_alignof_expression): Get location of type.
3792 (c_parser_postfix_expression): Likewise.
3793 (c_parser_postfix_expression_after_paren_type): Add type_loc
3794 parameter. Change all callers. Call check_compound_literal_type.
3795 Use type_loc for error about variable size type.
3796 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3797 of an enum constant from an enum type defined in a struct or union.
3798 (c_cast_expr): Add loc parameter. Change all callers. If
3799 -Wc++-compat, warn about defining a type in a cast.
3800 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3801 (start_enum, start_struct, finish_struct): Update declarations.
3802 (parser_xref_tag, c_cast_expr): Update declarations.
3803 (check_compound_literal_type): Declare.
3805 2009-05-11 Ben Elliston <bje@au.ibm.com>
3807 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3808 for recent libcpp interface change.
3809 (rs6000_macro_to_expand): Likewise.
3811 2009-05-10 Michael Matz <matz@suse.de>
3814 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3815 not at entry of function.
3817 2009-05-10 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/40081
3821 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3822 using the main variant of the element type. Do not fiddle with
3823 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3825 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3826 structs with volatile fields.
3828 2009-05-10 Jan Hubicka <jh@suse.cz>
3830 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3831 (estimate_move_cost): Assert that it does not get called for
3833 (estimate_num_insns): Skip VOID types in argument handling.
3834 (optimize_inline_calls): Delete unreachable blocks and verify that
3837 2009-05-10 Jan Hubicka <jh@suse.cz>
3839 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3840 * cgraph.c (cgraph_mark_address_taken_node): New function.
3841 (dump_cgraph_node): Dump new flag.
3842 * cgraph.h (struct cgraph_node): Add address_taken.
3843 (cgraph_mark_address_taken_node): New function.
3844 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3845 since new direct calls can be born.
3847 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3849 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3852 2009-05-10 Jan Hubicka <jh@suse.cz>
3855 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3857 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3858 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3859 * tree-inline.c (copy_bb): Set frequency correctly.
3860 (fold_marked_statements): Update call to
3861 cgraph_update_edges_for_call_stmt.
3863 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3865 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3866 identifiers in diagnostics.
3867 * config/arm/arm.c (arm_handle_fndecl_attribute,
3868 arm_handle_isr_attribute): Likewise.
3869 * config/avr/avr.c (avr_handle_progmem_attribute,
3870 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3871 * config/bfin/bfin.c (handle_int_attribute,
3872 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3873 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3874 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3876 * config/darwin.c (darwin_handle_kext_attribute,
3877 darwin_handle_weak_import_attribute): Likewise.
3878 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3879 h8300_handle_eightbit_data_attribute,
3880 h8300_handle_tiny_data_attribute): Likewise.
3881 * config/i386/i386.c (ix86_handle_cconv_attribute,
3882 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3883 * config/i386/winnt.c (ix86_handle_shared_attribute,
3884 ix86_handle_selectany_attribute): Likewise.
3885 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3886 * config/m32c/m32c.c (function_vector_handler): Likewise.
3887 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3888 m68hc11_handle_fntype_attribute): Likewise.
3889 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3890 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3891 * config/mips/mips.c (mips_insert_attributes,
3892 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3893 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3894 rs6000_handle_struct_attribute): Likewise.
3895 * config/sh/sh.c (sh_insert_attributes,
3896 sh_handle_resbank_handler_attribute,
3897 sh_handle_interrupt_handler_attribute,
3898 sh2a_handle_function_vector_handler_attribute,
3899 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3901 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3902 * config/spu/spu.c (spu_handle_fndecl_attribute,
3903 spu_handle_vector_attribute): Likewise.
3904 * config/stormy16/stormy16.c
3905 (xstormy16_handle_interrupt_attribute): Likewise.
3906 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3907 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3909 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3911 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3912 (pp_translate_identifiers): New.
3913 (pp_identifier): Only conditionally translate identifier to locale
3915 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3916 (pp_base_tree_identifier): Only conditionally translate identifier
3917 to locale character set.
3918 * c-pretty-print.c (M_): Define.
3919 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3920 fragments for conditional translation with M_.
3921 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3922 identifier translation.
3924 2009-05-10 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/40081
3927 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3928 using the main variant of the element type. Do not fiddle with
3929 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3931 2009-05-09 Jan Hubicka <jh@suse.cz>
3934 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3935 indirect calls; verify cgraph afterwards.
3937 2009-05-09 Jan Hubicka <jh@suse.cz>
3940 * ipa.c (update_inlined_to_pointer): New function.
3941 (cgraph_remove_unreachable_nodes): Use it.
3943 2009-05-09 Jan Hubicka <jh@suse.cz>
3945 * tree-eh.c (struct leh_state): Remove prev_try.
3946 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3948 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3949 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3950 remove_eh_handler_and_replace, foreach_reachable_handler,
3951 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3952 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3953 (gen_eh_region_cleanup): Update prototype.
3955 2009-05-09 Jan Hubicka <jh@suse.cz>
3958 * except.c (copy_eh_region): Always set prev_try.
3959 (redirect_eh_edge_to_label): Find outer try.
3960 (foreach_reachable_handler): When looking for prev try
3961 handle case where previous try is not going to be taken.
3963 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3965 PR tree-optimization/40049
3966 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3967 only vector/vector shifts, convert the type of the constant to the
3968 appropriate type to avoid building incorrect trees, which
3969 eventually have problems with garbage collection.
3971 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3973 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3974 -1 for complex floating-point types if honoring signed zeros.
3976 2009-05-08 Jan Hubicka <jh@suse.cz>
3978 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3979 argument; handle correctly when profile is absent.
3980 (build_cgraph_edges): Update.
3981 (rebuild_cgraph_edges): Update.
3982 * cgraph.c: Do not include varray.h.
3983 (cgraph_set_call_stmt_including_clones): New function.
3984 (cgraph_create_edge_including_clones): Likewise
3985 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3986 (cgraph_update_edges_for_call_stmt): Handle clones.
3987 (cgraph_remove_node): Handle clone tree.
3988 (cgraph_remove_node_and_inline_clones): New function.
3989 (dump_cgraph_node): Dump clone tree.
3990 (cgraph_clone_node): Handle clone tree.
3991 (clone_function_name): Bring here from tree-inline.c.
3992 (cgraph_create_virtual_clone): New function.
3993 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3994 (cgraph_clone_info): New function.
3995 (strut cgraph_node): Add clone_info and new clone tree pointers.
3996 (cgraph_remove_node_and_inline_clones,
3997 cgraph_set_call_stmt_including_clones,
3998 cgraph_create_edge_including_clones,
3999 cgraph_create_virtual_clone): Declare.
4000 (cgraph_function_versioning): Use VEC argument.
4001 (compute_call_stmt_bb_frequency): Update prototype.
4002 (cgraph_materialize_all_clones): New function.
4003 * ipa-cp.c (ipcp_update_cloned_node): Remove.
4004 (ipcp_create_replace_map): Update to VECtors.
4005 (ipcp_update_callgraph): Use virtual clones.
4006 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
4007 (ipcp_update_profiling): Do not update local profiling.
4008 (ipcp_insert_stage): Use VECtors and virtual clones.
4009 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
4010 (clone_of_p): New function.
4011 (cgraph_preserve_function_body_p): Use clone tree.
4012 (cgraph_optimize): Materialize clones.
4013 (cgraph_function_versioning): Update for VECtors.
4014 (save_inline_function_body): Use clone tree.
4015 (cgraph_materialize_clone): New function.
4016 (cgraph_materialize_all_clones): Likewise.
4017 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
4018 * ipa.c: Include gimple.h.
4019 (cgraph_remove_unreachable_nodes): Use clone tree.
4020 * ipa-prop.c (ipa_note_param_call): Update call to
4021 compute_call_stmt_bb_frequencycall.
4022 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
4023 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
4024 (copy_bb): Handle updating of clone tree; add new edge when new call
4026 (expand_call_inline): Be strict about every call having edge.
4027 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
4028 (delete_unreachable_blocks_update_callgraph): New function.
4029 (tree_function_versioning): Use VECtors; always remove unreachable
4030 blocks and fold conditionals.
4031 * tree-inline.h: Do not include varray.h.
4032 (tree_function_versioning): Remove.
4033 * Makefile.in (GTFILES): Remove tree-inline.c
4034 * passes.c (do_per_function): Do only functions having body.
4035 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
4038 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
4039 Andrew Morrow <acm@google.com>
4042 * c-common.c (c_common_attribute_table): Permit deprecated
4043 attribute to take an optional argument.
4044 (handle_deprecated_attribute): If the optional argument to
4045 __attribute__((deprecated)) is not a string ignore the attribute
4048 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
4049 * c-typeck.c (build_component_ref): Likewise.
4050 (build_external_ref): Likewise.
4052 * toplev.c (warn_deprecated_use): Add an attribute argument.
4053 Emit the message associated with __attribute__((deprecated)).
4055 * toplev.h (warn_deprecated_use): Updated.
4057 * doc/extend.texi: Document new optional parameter to
4058 __attribute__((deprecated))
4060 2009-05-08 Michael Eager <eager@eagercon.com>
4062 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
4063 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
4065 2009-05-08 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/40062
4068 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4069 Avoid exponential behavior.
4071 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4073 PR rtl-optimization/33928
4075 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
4076 process_uses, build_single_def_use_links): New.
4077 (update_df): Update use_def_ref.
4078 (forward_propagate_into): Use get_def_for_use instead of use-def
4080 (fwprop_init): Call build_single_def_use_links and let it initialize
4082 (fwprop_done): Free use_def_ref.
4083 (fwprop_addr): Eliminate duplicate call to df_set_flags.
4084 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
4085 df_rd_simulate_one_insn): New.
4086 (df_rd_bb_local_compute_process_def): Update head comment.
4087 (df_chain_create_bb): Use the new RD simulation functions.
4088 * df.h (df_rd_simulate_artificial_defs_at_top,
4089 df_rd_simulate_one_insn): New.
4090 * opts.c (decode_options): Enable fwprop at -O1.
4091 * doc/invoke.texi (-fforward-propagate): Document this.
4093 2009-05-08 Joseph Myers <joseph@codesourcery.com>
4096 * c-typeck.c (build_binary_op): Handle arithmetic between one real
4097 and one complex operand specially.
4098 * tree-complex.c (some_nonzerop): Do not identify a real value as
4099 zero if flag_signed_zeros.
4101 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4103 PR rtl-optimization/33928
4104 * loop-invariant.c (record_use): Fix && vs. || mishap.
4106 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4108 PR rtl-optimization/33928
4109 * loop-invariant.c (struct use): Add addr_use_p.
4110 (struct def): Add n_addr_uses.
4111 (struct invariant): Add cheap_address.
4112 (create_new_invariant): Set cheap_address.
4113 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
4114 (record_uses): Pass df_ref to record_use.
4115 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
4118 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.c: Do not include c-pragma.h.
4122 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
4124 * config/spu/spu.c: Remove include of c-common.h.
4126 2009-05-07 Janis Johnson <janis187@us.ibm.com>
4129 * c-common.h (mark_valid_location_for_stdc_pragma,
4130 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
4131 clear_float_const_decimal64, float_const_decimal64_p): New.
4132 * c.opt (Wunsuffixed-float-constants): New.
4133 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
4134 unsuffixed float constant, handle new warning.
4135 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
4136 * c-decl.c (c_scope): New flag float_const_decimal64.
4137 (set_float_const_decimal64, clear_float_const_decimal64,
4138 float_const_decimal64_p): New.
4139 (push_scope): Set new flag.
4140 * c-parser.c (c_parser_translation_unit): Mark when it's valid
4141 to use STDC pragmas.
4142 (c_parser_external_declaration): Ditto.
4143 (c_parser_compound_statement_nostart): Ditto.
4144 * c-pragma.c (valid_location_for_stdc_pragma,
4145 mark_valid_location_for_stdc_pragma,
4146 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
4147 handle_pragma_float_const_decimal64): New.
4148 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
4149 * cp/semantics.c (valid_location_for_stdc_pragma_p,
4150 set_float_const_decimal64, clear_float_const_decimal64,
4151 float_const_decimal64_p): New dummy functions.
4152 * doc/extend.texi (Decimal Float): Remove statement that the
4153 pragma, and suffix for double constants, are not supported.
4154 * doc/invoke.texi (Warning Options): List new option.
4155 (-Wunsuffixed-float-constants): New.
4157 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
4159 * config/i386/i386.c: Do not include c-common.h.
4161 2009-05-07 Mark Heffernan <meheff@google.com>
4163 * doc/invoke.texi (Debugging Options): Document change of debugging
4165 * opts.c (decode_options): Make dump_base_name relative to
4166 aux_base_name directory.
4168 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4170 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
4171 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
4173 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
4175 * Makefile.in (install-plugin): Simplify a bit.
4177 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
4179 * Makefile.in (OBJS-common): Add regcprop.o.
4181 * timevar.def (TV_CPROP_REGISTERS): New.
4182 * regrename.c (regrename_optimize): Return 0.
4183 (rest_of_handle_regrename): Delete.
4184 (pass_rename_registers): Point to regrename_optimize.
4185 (struct value_data_entry, struct value_data,
4186 kill_value_one_regno, kill_value_regno, kill_value,
4187 set_value_regno, init_value_data, kill_clobbered_value,
4188 kill_set_value, kill_autoinc_value, copy_value,
4189 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
4190 replace_oldest_value_reg, replace_oldest_value_addr,
4191 replace_oldest_value_mem, copyprop_hardreg_forward_1,
4192 debug_value_data, validate_value_data): Move...
4193 * regcprop.c: ... here.
4194 (rest_of_handle_cprop): Delete.
4195 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
4197 2009-05-07 Jakub Jelinek <jakub@redhat.com>
4200 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
4201 GEN_INT for 1 << bitnum.
4202 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
4205 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
4207 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
4208 Remove wrong description of "nand" operation.
4210 2009-05-06 Richard Guenther <rguenther@suse.de>
4211 Adam Nemet <anemet@caviumnetworks.com>
4213 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
4214 comment. Add that if LHS is not a gimple register, then RHS1 has
4215 to be a single object (GIMPLE_SINGLE_RHS).
4217 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
4219 * expr.c (get_def_for_expr): Move it up in the file.
4220 (store_field): When expanding a bit-field store, look at the
4221 defining gimple stmt for the masking conversion.
4223 2009-05-06 Janis Johnson <janis187@us.ibm.com>
4226 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
4227 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
4228 32-bit memcpy into long.
4230 2009-05-06 Jakub Jelinek <jakub@redhat.com>
4232 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
4233 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
4235 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
4236 instead of appending DW_OP_deref*.
4238 2009-05-06 Michael Matz <matz@suse.de>
4241 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
4242 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
4244 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
4246 * Makefile.in (install-plugin): Fix srcdir handling.
4248 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
4250 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
4251 when processing for not_regs_needed bitmap.
4252 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
4253 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
4254 handling it for rhs.
4256 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4258 * config/i386/i386.md (unnamed inc/dec peephole): Use
4259 optimize_insn_for_size_p instead of optimize_size.
4260 * config/i386/predicates.md (incdec_operand): Likewise.
4261 (aligned_operand): Likewise.
4262 * config/i386/sse.md (divv8sf3): Likewise.
4263 (sqrtv8sf2): Likewise.
4265 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4267 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
4269 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
4271 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4273 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
4274 ssemodesuffixf2c with avxmodesuffixf2c.
4276 2009-05-06 Joseph Myers <joseph@codesourcery.com>
4279 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
4281 2009-05-05 Jakub Jelinek <jakub@redhat.com>
4283 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
4284 (struct tree_base): Adjust spacing for 8 bit boundaries.
4285 (struct tree_decl_common): Add decl_by_reference_flag bit.
4286 (DECL_BY_REFERENCE): Adjust.
4287 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
4288 print DECL_BY_REFERENCE bit.
4289 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
4290 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
4291 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
4292 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
4296 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
4297 range of the type, but default label is missing, add it with one
4298 of the existing labels instead of adding a new label for it.
4300 2009-05-05 Joseph Myers <joseph@codesourcery.com>
4304 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
4306 * Makefile.in (enable_plugin, plugin_includedir): New.
4307 (install): Depend on install-plugin.
4308 (PLUGIN_HEADERS): New.
4309 (install-plugin): New.
4310 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
4312 2009-05-05 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/40022
4315 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
4317 (phivn_valid_p): Fix tuplification error, simplify.
4318 (phiprop_insert_phi): Add dumps.
4319 (propagate_with_phi): Simplify.
4321 2009-05-05 Richard Guenther <rguenther@suse.de>
4324 * builtins.c (gimplify_va_arg_expr): Properly build the address.
4326 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
4328 * tree.h (strip_float_extensions): Remove duplicate declaration.
4329 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
4330 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
4331 block_ultimate_origin): Rearrange the declarations line to match the
4332 comment that indicates the .c file which the functions are defined.
4333 (dwarf2out_*, set_decl_rtl): Add comment.
4334 (get_base_address): Adjust comment.
4335 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
4336 declarations line and add comment.
4337 (is_builtin_name): Add blank after function name, for clarity.
4339 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4341 * attribs.c (decl_attributes): Use %qE for identifiers in
4343 * cgraphunit.c (verify_cgraph_node): Translate function names to
4344 locale character set in diagnostics.
4345 * coverage.c (get_coverage_counts): Use %qE for identifiers in
4347 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
4348 Document that functions are named in UTF-8.
4349 * expr.c (expand_expr_real_1): Translate function names to locale
4350 character set in diagnostics.
4351 * gimplify.c (omp_notice_variable, omp_is_private,
4352 gimplify_scan_omp_clauses): Use %qE for identifiers in
4354 * langhooks.c (lhd_print_error_function): Translate function names
4355 to locale character set.
4356 * langhooks.h (decl_printable_name): Document that return value is
4357 in internal character set.
4358 * stmt.c: Include pretty-print.h
4359 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
4361 (resolve_operand_name_1): Translate named operand name to locale
4363 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
4365 * toplev.c (announce_function): Translate function names to locale
4367 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
4368 (default_tree_printer): Use pp_identifier or translate identifiers
4369 to locale character set. Mark "<anonymous>" for translation.
4370 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
4371 for identifiers in diagnostics.
4372 * tree.c (handle_dll_attribute): Use %qE for identifiers in
4374 * varasm.c (output_constructor): Use %qE for identifiers in
4377 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
4379 * configure.ac: use ` ` instead of $()
4380 * configure: Regenerate.
4382 2009-05-05 Ben Elliston <bje@au.ibm.com>
4384 * config/pa/linux-atomic.c: Eliminate conditional include of
4385 errno.h on non-LP64 systems to simplify build requirements.
4387 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4389 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
4391 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
4392 and pass value to identifier_to_locale.
4393 (warn_variable_length_array): Make name a tree.
4394 (grokdeclarator): Separate diagnostic texts for named and unnamed
4395 declarators. Use %qE for named declarators.
4396 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
4398 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
4399 identifiers in diagnostics.
4400 * c-typeck.c (push_member_name, start_init): Pass identifiers to
4401 identifier_to_locale. Mark "anonymous" strings for translation.
4403 2009-05-04 Michael Eager <eager@eagercon.com>
4405 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
4406 address for DImode/DFmode only if double-precision FP regs.
4408 2009-05-04 Michael Eager <eager@eagercon.com>
4410 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
4411 TARGET_SINGLE_FLOAT check.
4413 2009-05-04 Michael Eager <eager@eagercon.com>
4415 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
4417 2009-05-04 Michael Eager <eager@eagercon.com>
4419 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
4420 * config/rs6000/t-xilinx: New
4422 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
4424 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4425 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
4426 * gcc/explow.c (memory_address): Use target hook.
4427 * gcc/targhooks.c (default_legitimize_address): New.
4428 * gcc/targhooks.h (default_legitimize_address): New.
4429 * gcc/target.h (legitimize_address): New.
4430 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
4431 (TARGET_INITIALIZER): Include it.
4432 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
4434 * config/bfin/bfin-protos.h (legitimize_address): Remove.
4435 * config/bfin/bfin.c (legitimize_address): Remove.
4436 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
4437 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
4439 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
4440 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
4442 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
4443 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
4444 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
4445 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
4446 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
4447 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
4448 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
4449 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
4450 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
4451 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
4452 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
4453 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
4454 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
4455 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
4456 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
4457 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
4458 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
4459 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
4460 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
4461 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
4462 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
4463 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
4464 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
4466 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
4467 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
4468 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
4469 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
4470 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
4471 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
4472 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
4473 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
4474 (thumb_legitimize_address): Delete.
4475 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
4476 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
4477 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
4478 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
4479 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
4480 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
4482 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
4485 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
4486 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
4487 * config/m32r/m32r.c (m32r_legitimize_address): New.
4488 * config/m68k/m68k.c (m68k_legitimize_address): New.
4489 * config/score/score.c (score_legitimize_address): Standardize.
4490 * config/score/score3.c (score3_legitimize_address): Standardize.
4491 * config/score/score3.h (score3_legitimize_address): Adjust.
4492 * config/score/score7.c (score7_legitimize_address): Standardize.
4493 * config/score/score7.h (score7_legitimize_address): Adjust.
4494 * config/sh/sh.c (sh_legitimize_address): New.
4495 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
4497 * gcc/config/s390/s390.c (legitimize_address): Rename to...
4498 (s390_legitimize_address): ... this.
4499 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
4500 (sparc_legitimize_address): ... this.
4501 * gcc/config/i386/i386.c (legitimize_address): Rename to...
4502 (ix86_legitimize_address): ... this.
4503 * gcc/config/avr/avr.c (legitimize_address): Rename to...
4504 (avr_legitimize_address): ... this.
4505 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
4506 (mn10300_legitimize_address): ... this.
4507 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
4508 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
4509 (alpha_expand_mov): Adjust call.
4511 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
4512 * config/spu/spu.c (spu_legitimize_address): Likewise.
4513 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
4514 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
4516 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4518 * intl.c (locale_encoding, locale_utf8): New.
4519 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
4520 * intl.h (locale_encoding, locale_utf8): Declare.
4521 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
4522 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
4524 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
4526 (pp_tree_identifier): Define to call pp_base_tree_identifier.
4527 (pp_base_tree_identifier): Declare as function.
4528 (identifier_to_locale): Declare.
4529 * Makefile.in (pretty-print.o): Update dependencies.
4530 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
4532 2009-05-04 Richard Guenther <rguenther@suse.de>
4535 * builtins.c (fold_builtin_memory_op): Do not decay to element
4536 type if the size matches the whole array.
4538 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4540 * expmed.c (synth_mult): When trying out a shift, pass the result
4543 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4545 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
4546 (shiftsub1_cost): New.
4547 (init_expmed): Compute shiftsub1_cost.
4548 (synth_mult): Optimize multiplications by constants of the form
4549 -(2^^m-1) for some constant positive integer m.
4551 2009-05-03 Richard Guenther <rguenther@suse.de>
4554 * c-typeck.c (array_to_pointer_conversion): Do not built
4555 ADDR_EXPRs of arrays of pointer-to-element type.
4556 * c-gimplify.c (c_gimplify_expr): Revert change fixing
4557 up wrong ADDR_EXPRs after-the-fact.
4558 * c-common.c (strict_aliasing_warning): Strip pointer
4559 conversions for obtaining the original type.
4560 * builtins.c (fold_builtin_memset): Handle array types.
4561 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
4564 2009-05-03 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4568 Do not lose casts from array types with unknown extent to array
4569 types with known extent.
4570 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4571 alias set compatibility.
4573 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4575 * flags.h (extra_warnings): Delete.
4576 * toplev.c (process_options): Handle Wuninitialized here.
4577 * opts.c (extra_warnings): Delete.
4578 (set_Wextra): Delete.
4579 (common_handle_option): -Wextra can be handled automatically.
4580 * c-opts.c (c_common_handle_option): Delete obsolete code.
4581 (c_common_post_options): Simplify comment.
4582 * common.opt (W): Add Var.
4584 (Wuninitialized): Initialize to -1.
4586 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4587 Richard Guenther <rguenther@suse.de>
4589 * expr.c (get_def_for_expr): New function.
4590 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4591 SSA rather than trees.
4592 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4593 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4595 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4597 * c-common.c (reswords): Add _Imaginary.
4598 * c-common.c (enum rid): Add RID_IMAGINARY.
4600 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4602 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4603 Patch by Richard Guenther.
4605 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4607 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4608 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4609 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4610 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4611 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4612 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4613 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4614 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4615 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4616 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4617 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4618 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4619 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4620 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4621 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4622 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4623 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4624 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4626 2009-05-02 Richard Guenther <rguenther@suse.de>
4628 PR tree-optimization/39940
4629 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4632 2009-05-02 Richard Guenther <rguenther@suse.de>
4635 * tree-ssa.c (execute_update_addresses_taken): Properly check
4636 if we can mark a variable DECL_GIMPLE_REG_P.
4637 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4638 back to the end of the function.
4639 (is_gimple_reg_type): Remove complex type special casing.
4640 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4643 2009-05-02 Ben Elliston <bje@au.ibm.com>
4645 * doc/collect2.texi (Collect2): Document search path behaviour
4646 when configured with --with-ld.
4648 2009-05-02 Jan Hubicka <jh@suse.cz>
4650 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4651 parameter; update callers.
4652 (coalesce_cost_edge): EH edges are costier because they needs
4653 splitting even if not critical and even more costier when there are
4654 multiple EH predecestors.
4656 2009-05-02 Jan Hubicka <jh@suse.cz>
4658 * except.c (remove_eh_handler_and_replace): Handle updating after
4659 removing TRY blocks.
4661 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4663 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4665 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4667 * varasm.c: Do not include c-pragma.h.
4668 * attribs.c: Do not incude c-common.h.
4670 2009-05-01 Michael Matz <matz@suse.de>
4672 * calls.c (initialize_argument_information): Handle SSA names like
4673 decls with a non MEM_P DECL_RTL.
4675 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4677 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4678 * ipa-utils.c: Likewise.
4679 * ipa-type-escape.c: Likewise.
4680 * cgraphunit.c Do not include c-common.h.
4681 * ipa-pure-const.c: Likewise.
4682 * tree-if-conv.c: Likewise.
4683 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4684 * ipa-struct-reorg.c: Likewise.
4685 * tree-nomudflap.c: Likewise.
4686 * tree-ssa-structalias.c: Likewise.
4688 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4690 * store-motion.c: Many cleanups to make this pass a first-class
4691 citizen instead of an appendix to gcse load motion. Add TODO list
4692 to make this pass faster/cleaner/better.
4694 (struct ls_expr): Post gcse.c-split cleanups.
4695 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4696 "stores" field to "avail_stores".
4697 (pre_ldst_mems): Rename to store_motion_mems.
4698 (pre_ldst_table): Rename to store_motion_mems_table.
4699 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4700 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4701 (ldst_entry): Rename to st_expr_entry, update users.
4702 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4703 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4704 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4706 (first_ls_expr): Rename to first_st_expr, update users.
4707 (next_ls_expr): Rename to next_st_expr, update users.
4708 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4709 fields properly for store motion instead of names inherited from load
4711 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4712 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4715 (ae_kill): Rename to st_kill, update users.
4716 (ae_gen): Rename to st_avloc, update users.
4717 (transp): Rename to st_transp, update users.
4718 (pre_insert_map): Rename to st_insert_map, update users.
4719 (pre_delete_map): Rename to st_delete_map, update users.
4720 (insert_store, build_store_vectors, free_store_memory,
4721 one_store_motion_pass): Update for abovementioned changes.
4723 (gcse_subst_count, gcse_create_count): Remove.
4724 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4725 and "n_stores_created", local variables.
4727 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4730 (regvec, compute_store_table_current_insn): Remove.
4731 (reg_set_info, reg_clear_last_set): Remove.
4732 (compute_store_table): Use DF caches instead of local dataflow
4735 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4737 * c-objc-common.c (c_tree_printer): Print identifiers with
4738 pp_identifier, not pp_string. Mark "({anonymous})" for
4740 * c-pretty-print.c (pp_c_ws_string): New.
4741 (pp_c_cv_qualifier, pp_c_type_specifier,
4742 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4743 pp_c_storage_class_specifier, pp_c_function_specifier,
4744 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4745 pp_c_primary_expression, pp_c_postfix_expression,
4746 pp_c_unary_expression, pp_c_shift_expression,
4747 pp_c_relational_expression, pp_c_equality_expression,
4748 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4749 use pp_string and pp_c_ws_string in place of pp_identifier and
4750 pp_c_identifier for non-identifiers. Mark English strings for
4752 * c-pretty-print.h (pp_c_ws_string): Declare.
4754 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4755 Roland McGrath <roland@redhat.com>
4757 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4758 (ENABLE_LD_BUILDID): New configuration option.
4759 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4760 (LINK_BUILDID_SPEC): New macro.
4761 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4763 * doc/install.texi: Document --enable-linker-build-id option.
4764 * configure: Rebuild.
4765 * config.in: Rebuild.
4767 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4769 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4770 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4771 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4772 MIPS_GP_SAVE_AREA_SIZE.
4773 * config/mips/mips.c (struct mips_frame_info): Update comment
4774 before arg_pointer_offset and hard_frame_pointer_offset.
4775 (mips_compute_frame_info): Update diagram before function: to
4776 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4777 indicate the position of frame_pointer_rtx with -fstack-protector and
4778 to show args_size. Don't allocate cprestore area for leaf functions
4779 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4781 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4783 2009-04-30 Michael Matz <matz@suse.de>
4785 PR tree-optimization/39955
4786 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4788 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4790 * ira.c (setup_cover_and_important_classes): Use safe macro
4791 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4793 * genpreds.c (write_tm_preds_h): Output suitable definition of
4794 REG_CLASS_FOR_CONSTRAINT.
4796 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4798 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4800 * bitmap.c (bitmap_descriptor): Likewise.
4801 * ggc-common.c (loc_descriptor): Likewise.
4802 * varray.c (varray_descriptor): Likewise.
4803 * vec.c (vec_descriptor): Likewise.
4805 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4807 * Makefile.in (dce.o): Add $(EXCEPT_H).
4808 * dce.c: Include except.h and delete redundant vector definitions.
4809 (deletable_insn_p): Return false for non-call insns that can throw
4812 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4814 * gcse.c (ae_gen): Remove.
4815 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4816 and make non-static function to make it available in store-motion.c.
4817 Update call sites with search-and-replace.
4818 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4819 extract_mentioned_regs, extract_mentioned_regs_helper,
4820 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4821 store_killed_in_insn, store_killed_after, store_killed_before,
4822 build_store_vectors, insert_insn_start_basic_block, insert-store,
4823 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4824 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4825 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4826 * store-motion.c: ...new file. Also copy data structures from gcse.c
4827 and clean up to remove parts not used by store motion.
4828 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4829 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4831 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4834 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4835 when optimizing for size.
4837 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4839 * gcse.c (gcse_constant_p): Fix typo in last change.
4841 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4843 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4845 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4847 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4849 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4851 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4852 CONST_HIGH_PART result.
4854 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4856 * config/avr/avr.c (initial_elimination_offset): Rename to
4857 avr_initial_elimination_offset.
4858 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4859 change return type to bool.
4860 (avr_can_eliminate): New function.
4861 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4862 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4863 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4864 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4865 avr_initial_elimination_offset.
4866 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4867 (avr_initial_elimination_offset): Define.
4869 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4870 Steven Bosscher <steven@gcc.gnu.org>
4872 PR rtl-optimization/39938
4873 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4874 * cfgrtl.c: Include insn-attr.h.
4875 (rest_of_pass_free_cfg): New function.
4876 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4877 * resource.c (init_resource_info): Remove call to df_analyze.
4879 2009-04-29 Richard Guenther <rguenther@suse.de>
4882 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4883 allow conversion to signed integers.
4885 2009-04-29 Richard Guenther <rguenther@suse.de>
4887 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4888 shifts of floating point vectors if the shift amount is
4889 a constant multiple of the element size.
4891 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4892 Michael Matz <matz@suse.de>
4896 * tree-outof-ssa.c (emit_partition_copy): New function.
4897 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4898 insert_part_to_rtx_on_edge): Perform the partition base var
4899 copy using emit_partition_copy.
4900 (insert_value_copy_on_edge): Convert constants to the right mode.
4901 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4902 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4904 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4906 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4907 scan backwards to try to find a constant to initialize it.
4909 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4910 insn before the loop_end instruction, don't look past labels.
4912 2009-04-29 Richard Guenther <rguenther@suse.de>
4915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4916 loose type conversions.
4917 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4918 stmts only if there are no uses of its definition.
4920 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4922 * config/bfin/bfin.h (splitting_loops): Declare.
4923 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4924 Reorder bit definitions to be ascending.
4925 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4926 * config/bfin/bfin.c (splitting_loops): New variable.
4927 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4928 (struct loop_info): Remove members INIT and LOOP_INIT.
4929 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4930 the LSETUP sequence. Allow LC to be loaded from any register, but
4931 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4932 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4934 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4935 of reload_completed.
4938 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4940 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4942 * Makefile.in (PLUGIN_VERSION_H): New.
4943 (OBJS-common): Remove plugin-version.o.
4944 (plugin.o): Depend on (PLUGIN_VERSION_H).
4945 (plugin-version.o): Remove.
4946 * configure: Regenerate
4947 * configure.ac: Create plugin-version.h.
4948 * gcc-plugin.h (plugin_gcc_version): Remove.
4949 (plugin_default_version_check): Change signature.
4950 * plugin-version.c: Remove.
4951 * plugin.c: Include plugin-version.h.
4952 (str_plugin_gcc_version_name): Remove.
4953 (try_init_one_plugin): Pass gcc version to plugin_init.
4954 (plugin_default_version_check): Both gcc and plugin versions are now
4957 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4959 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4960 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4961 Remove special case testing for last insn of inner loops. Don't fail
4962 if the loop ends with a jump, emit an extra nop instead.
4964 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4965 DREGS rather than comparing directly. Remove code that tries to
4966 account for latencies.
4968 2009-04-29 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/39941
4971 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4972 eliminating an indirect call.
4974 2009-04-29 Richard Guenther <rguenther@suse.de>
4976 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4977 parameter. Allow invariants as base if !require_lvalue.
4978 (verify_gimple_assign_single): Adjust.
4980 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4982 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4983 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4984 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4985 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4986 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4988 * config/bfin/bfin.c (bfin_expand_builtin,
4989 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4991 2009-04-28 Richard Guenther <rguenther@suse.de>
4993 * tree-vect-loop.c (get_initial_def_for_induction): Use
4994 correct types for pointer increment.
4996 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4998 * toplev.c (print_version): Update GMP version string calculation.
5000 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
5002 PR rtl-optimization/39938
5003 * resource.c (init_resource_info): Add call to df_analyze.
5005 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5007 * config/alpha/alpha.md (usegp): Cast the result of
5008 alpha_find_lo_sum_using_gp to enum attr_usegp.
5009 * config/alpha/alpha.c (override_options): Remove end-of-structure
5010 marker element from cpu_table. Use array size of cpu_table to handle
5011 -mcpu and -mtune options.
5012 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
5014 2009-04-28 Joseph Myers <joseph@codesourcery.com>
5016 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
5017 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
5018 tune_32 and tune_64.
5019 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5021 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
5022 * config/rs6000/option-defaults.h: ... here. New file.
5023 (OPT_64, OPT_32): Define.
5024 (MASK_64BIT): Define to 0 if not already defined.
5025 (OPT_ARCH64, OPT_ARCH32): Define.
5026 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
5029 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5031 * config/arm/arm.c (arm_override_options): Emit error on using
5034 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5036 PR rtl-optimization/39914
5037 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5038 registers for allocnos created from user-defined variables only
5039 when not optimizing.
5041 2009-04-28 Richard Guenther <rguenther@suse.de>
5044 * fold-const.c (fold_binary): Use distribute_real_division only
5047 2009-04-28 Steve Ellcey <sje@cup.hp.com>
5049 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
5050 add hpux-stdint.h to tm_file.
5051 (hppa[12]*-*-hpux11*): Ditto.
5052 (ia64*-*-hpux*): Ditto.
5053 * config/hpux-stdint.h: New.
5054 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
5055 __STDC_EXT__ for all compiles.
5056 * config/pa/pa-hpux.h: Ditto.
5057 * config/pa/pa-hpux10.h: Ditto.
5058 * config/pa/pa-hpux11.h: Ditto.
5060 2009-04-28 Catherine Moore <clm@codesourcery.com>
5062 * debug.h (set_name): Add comment.
5064 2009-04-28 Andrew Pinski <pinskia@gmail.com>
5067 * config/darwin.c (machopic_gen_offset): Check
5068 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
5069 * config/arm/arm.c (require_pic_register): Likewise.
5071 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
5073 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
5074 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
5075 m32c_promote_prototypes): Delete.
5077 2009-04-28 Michael Matz <matz@suse.de>
5080 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
5083 2009-04-28 Richard Guenther <rguenther@suse.de>
5085 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
5087 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5089 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
5090 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
5091 * config/arm/arm-tune.md: Regenerate.
5093 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
5095 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
5096 block if there are complex incoming edges.
5097 (sel_merge_blocks): Remove useless assert.
5098 (sel_redirect_edge_and_branch): Check that edge was redirected.
5099 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
5100 (sel_find_rgns): Delete declaration.
5101 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
5102 the region when it is not a preheader.
5104 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5107 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
5109 2009-04-28 Richard Guenther <rguenther@suse.de>
5111 * tree.h (SSA_NAME_VALUE): Remove.
5112 (struct tree_ssa_name): Remove value_handle member.
5113 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
5114 array for jump threading.
5115 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
5117 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
5118 * tree-flow.h (threadedge_initialize_values): Declare.
5119 (threadedge_finalize_values): Likewise.
5120 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
5121 (SSA_NAME_VALUE): Define.
5122 (threadedge_initialize_values): New function.
5123 (threadedge_finalize_values): Likewise.
5124 * tree-ssa-dom.c (ssa_name_values): New global variable.
5125 (SSA_NAME_VALUE): Define.
5126 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
5128 2009-04-28 Ira Rosen <irar@il.ibm.com>
5130 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
5131 Use REPORT_VECTORIZED_LOCATIONS instead
5132 REPORT_VECTORIZED_LOOPS.
5133 * tree-vectorizer.c (vect_verbosity_level): Make static.
5134 (vect_loop_location): Rename to vect_location.
5135 (vect_set_verbosity_level): Update comment.
5136 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
5138 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
5139 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
5140 instead REPORT_UNVECTORIZED_LOOPS.
5141 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
5142 and vect_loop_def to vect_external_def and vect_internal_def.
5143 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
5144 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
5145 REPORT_UNVECTORIZED_LOCATIONS.
5146 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
5147 and vect_used_in_loop and to vect_unused_in_scope and
5149 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
5150 (vect_verbosity_level): Remove declaration.
5151 (vect_analyze_operations): Likewise.
5152 (vect_analyze_stmt): Declare.
5153 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
5154 REPORT_UNVECTORIZED_LOCATIONS.
5155 (vect_get_loop_niters): Fix indentation.
5156 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
5157 (vect_analyze_loop_operations): New function.
5158 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
5159 vect_analyze_operations.
5160 (vect_is_simple_reduction): Use new names.
5161 (vectorizable_live_operation, vect_transform_loop): Likewise.
5162 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
5163 to specify whether the data references can be a part of interleaving
5165 (vect_analyze_data_ref_dependence): Use new names.
5166 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
5167 (vect_create_addr_base_for_vector_ref): Remove redundant code.
5168 * tree-vect-patterns.c (widened_name_p): Use new names.
5169 (vect_recog_dot_prod_pattern): Likewise.
5170 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
5171 (process_use, vect_mark_stmts_to_be_vectorized,
5172 vect_model_simple_cost, vect_model_store_cost,
5173 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
5174 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5175 vectorizable_operation, vectorizable_type_demotion,
5176 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
5177 vectorizable_condition): Likewise.
5178 (vect_analyze_operations): Split into vect_analyze_loop_operations
5180 (vect_analyze_stmt): ... new function.
5181 (new_stmt_vec_info): Use new names.
5182 (vect_is_simple_use): Use new names and fix comment.
5183 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
5184 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
5186 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
5190 and integer modes for x87 operands. Do not ICE for unsupported size,
5191 generate error instead. Generate error for unsupported operand types.
5192 ['z']: Do not handle HImode memory operands specially. Warning
5193 for floating-point operands. Fallthru to 'Z' for unsupported operand
5194 types. Do not ICE for unsupported size, generate error instead.
5195 (output_387_binary_op): Use %Z to output operands.
5196 (output_fp_compare): Ditto.
5197 (output_387_reg_move): Ditto.
5199 2009-04-28 Ben Elliston <bje@au.ibm.com>
5204 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5206 * builtins.c (c_strlen): Do not warn here.
5207 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5208 * c-common.c (pointer_int_sum): Take an explicit location.
5209 Warn about offsets out of bounds.
5210 * c-common.h (pointer_int_sum): Adjust declaration.
5212 2009-04-27 Ian Lance Taylor <iant@google.com>
5214 * collect2.c (is_ctor_dtor): Change type of ret field in struct
5216 * dce.c (run_fast_df_dce): Change type of old_flags to int.
5217 * df-core.c (df_set_flags): Change return type to int. Change
5218 type of old_flags to int.
5219 (df_clear_flags): Likewise.
5220 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
5221 (df_get_conditional_uses): Likewise.
5222 * df.h (df_set_flags, df_clear_flags): Update declarations.
5223 * dwarf2out.c (struct indirect_string_node): Change type of form
5224 field to enum dwarf_form.
5225 (AT_string_form): Change return type to enum dwarf_form.
5226 * fixed-value.c (fixed_compare): Add cast to enum type.
5227 * fwprop.c (update_df): Change 0 to VOIDmode.
5228 * gensupport.c: Change 0 to UNKNOWN.
5229 * gimple.h (gimple_cond_code): Add cast to enum type.
5230 * haifa-sched.c (reemit_notes): Add cast to enum type.
5231 * hooks.c (hook_int_void_no_regs): Remove function.
5232 * hooks.h (hook_int_void_no_regs): Remove declaration.
5233 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
5234 * predict.c (combine_predictions_for_insn): Add casts to enum type.
5235 * real.c (real_arithmetic): Add cast to enum type.
5236 (real_compare): Likewise.
5237 * target.h (struct gcc_target): Change return type of
5238 branch_target_register_class to enum reg_class.
5239 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
5240 default_branch_target_register_class.
5241 * targhooks.c (default_branch_target_register_class): New function.
5242 * targhooks.h (default_branch_target_register_class): Declare.
5243 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
5244 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
5246 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
5248 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
5249 vect_uninitialized_def. Change 0 to ERROR_MARK.
5250 * tree-vect-stmts.c (supportable_widening_operation): Don't
5251 initialize icode1 and icode2.
5252 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
5253 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
5255 (cmn_err_flag_specs): Change 0 to STD_C89.
5256 (cmn_err_char_table): Likewise.
5257 * config/arm/arm.c (get_arm_condition_code): Change type of code
5258 to enum arm_cond_code.
5259 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
5260 (IWMMXT_BUILTIN2): Likewise.
5261 (neon_builtin_type_bits): Don't define typedef.
5262 (neon_builtin_datum): Change type of bits field to int.
5263 (arm_expand_neon_args): Add cast to enum type.
5264 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
5266 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
5268 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
5270 * config/mips/mips.md (jal_macro): Return enum constant.
5271 (single_insn): Likewise.
5272 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
5274 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5276 * config/s390/s390.c (s390_tune_flags): Change type to int.
5277 (s390_arch_flags): Likewise.
5278 (s390_handle_arch_option): Change flags field of struct pta to int.
5279 * config/s390/s390.h (s390_tune_flags): Update declaration.
5280 (s390_arch_flags): Likewise.
5281 * config/sh/sh.c (prepare_move_operands): Compare
5282 tls_symbolic_operand result with enum constant.
5283 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
5284 (sh_expand_prologue): Add cast to enum type.
5285 (sh_expand_epilogue): Likewise.
5286 (tls_symbolic_operand): Change return type to enum tls_model.
5287 (fpscr_set_from_mem): Add cast to enum type.
5288 (legitimize_pic_address): Compare tls_symbolic_operand result with
5290 (sh_target_reg_class): Change return type to enum reg_class.
5291 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
5293 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
5294 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
5295 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
5296 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
5297 (delayed_branch, tls_call_delay): Likewise.
5298 (eligible_for_sibcall_delay): Likewise.
5299 (eligible_for_return_delay): Likewise.
5300 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
5301 (spu_expand_builtin_1): Likewise.
5303 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
5304 for all types of conversions.
5305 (output_init_element): Issue -Wc++-compat warning if needed when
5306 initializing a bitfield with enum type.
5307 * c-parser.c (c_parser_expression): Set original_type to
5308 original_type of right hand operand of comman operator.
5310 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5312 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
5314 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
5315 * doc/cpp.texi (Standard Predefined Macros)
5316 (Implementation-defined behavior): Likewise.
5317 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
5318 * doc/gimple.texi (GIMPLE Exception Handling)
5319 (@code{GIMPLE_ASSIGN}): Likewise.
5320 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
5321 * doc/invoke.texi (Warning Options, Optimize Options)
5322 (AVR Options, Darwin Options): Likewise.
5323 (Optimize Options): Reformulate -fwhole-program description.
5324 * doc/loop.texi (Lambda): Likewise.
5325 * doc/md.texi (Output Template, Define Constraints)
5326 (Standard Names, Insn Splitting): Likewise.
5327 * doc/options.texi (Option properties): Likewise.
5328 * doc/passes.texi (Tree-SSA passes): Likewise.
5329 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
5330 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
5331 (File Names and DBX): Likewise.
5332 * doc/trouble.texi (Incompatibilities): Likewise.
5334 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5336 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
5337 instruction is correct.
5339 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5341 Allow non-constant arguments to conversion intrinsics.
5342 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
5343 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
5344 * spu.c (print_operand): Handle 'v' and 'w'.
5345 (exp2_immediate_p, spu_gen_exp2): Define.
5346 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
5347 spu_convtf_1): Update parameter descriptions.
5348 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
5349 * constraints.md ('v', 'w'): New.
5350 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
5352 (i2f, I2F): New define_mode_attr.
5353 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
5354 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
5355 fixuns_truncv4sfv4si2): Update to use mode attribute.
5356 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
5357 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
5358 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
5359 patterns for combine.
5361 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
5363 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
5364 (cprop, hoist, pre, store_motion): New debug counters.
5365 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
5366 is not an RTL pass anymore.
5367 (pass_profiling): Remove extern decl for pass removed in 2005.
5368 (pass_gcse, pass_jump_bypass): Remove.
5369 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
5370 to 0 for clean state.
5371 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
5372 * cse.c (gate_handle_cse_after_global_opts,
5373 rest_of_handle_cse_after_global_opts): New functions.
5374 (pass_cse_after_global_opts): New pass, does local CSE.
5375 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
5376 (TV_CPROP): New timevar.
5377 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
5378 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
5379 (gcse_main, recompute_all_luids): Remove.
5380 (compute_hash_table_work): Call max_reg_num instead of reading
5382 (cprop_jump): Don't set run_jump_opt_after_gcse.
5383 (constprop_register): Always allow to alter jumps.
5384 (cprop_insn): Likewise.
5385 (do_local_cprop): Likewise.
5386 (local_cprop_pass): Likewise. Return non-zero if something changed.
5387 (cprop): Remove function, fold interesting bits into one_cprop_pass.
5388 (find_implicit_sets): Add note about missed optimization opportunity.
5389 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
5390 pass_rtl_cprop execute function.
5391 Don't bother tracking the pass number, each pass gets its own dumpfile
5393 Always allow to alter jumpsand bypass jumps.
5394 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
5395 will just find no suitable set.
5396 (pre_edge_insert): Fix dumping, this function is for PRE only.
5397 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
5398 pass_rtl_pre execute function.
5399 (hoist_code): Return non-zero if something changed. Keep track of
5400 substitutions and insertions for statistics gathering similar to PRE.
5401 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
5402 called from the pass_rtl_hoist execute function. Show pass statistics.
5403 (compute_store_table): Use max_reg_num directly instead of using the
5404 formerly global max_gcse_regno.
5405 (build_store_vectors): Likewise.
5406 (replace_store_insn): Fix dumping.
5407 (store_motion): Rename to ...
5408 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
5409 pass, called from the pass_rtl_store_motion execute function. Keep
5410 track of substitutions and insertions for statistics gathering similar
5412 (bypass_jumps): Remove, fold interesting bits into ...
5413 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
5414 from the pass_rtl_cprop execute function.
5415 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5416 pass_jump_bypass): Remove.
5417 (gate_handle_gcse, rest_of_handle_gcse): Remove.
5418 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
5419 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
5420 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
5421 (gate_rtl_store_motion, execute_rtl_store_motion,
5422 pass_rtl_store_motion): New.
5423 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
5424 make it clear that -fcse-skip-blocks is a no-op for backward compat.
5425 * passes.c (init_optimization_passes): Remove pass_gcse and
5426 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
5427 and cse_after_global_opts in place of pass_gcse. Schedule cprop
5428 instead of pass_jump_bypass.
5430 2009-04-27 Richard Guenther <rguenther@suse.de>
5433 * gimplify.c (gimplify_expr): If we are required to create
5434 a temporary make sure it ends up as register.
5436 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
5439 * config/i386/i386.c (construct_container): Don't call
5440 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
5441 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
5443 2009-04-27 Michael Matz <matz@suse.de>
5445 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
5446 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5447 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
5448 (dump_replaceable_exprs): Take a bitmap.
5449 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
5451 (expand_gimple_basic_block): Likewise.
5452 * tree-ssa-ter.c (struct temp_expr_table_d): Make
5453 replaceable_expressions member a bitmap.
5454 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
5455 (mark_replaceable): Likewise.
5456 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
5457 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
5459 2009-04-27 Richard Guenther <rguenther@suse.de>
5461 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
5462 (verify_stmts): Dispatch to gimple/type verification code.
5463 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
5464 issue with call argument types.
5466 2009-04-27 Michael Matz <matz@suse.de>
5468 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
5469 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
5472 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
5473 Eric Botcazou <ebotcazou@adacore.com>
5475 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
5476 a label's basic block.
5477 (mark_target_live_regs): Tidy and rework obsolete comments.
5478 Change back DF problem to LIVE. If a label starts a basic block,
5479 assume that all registers that used to be live then still are.
5480 (init_resource_info): If a label starts a basic block, set its
5481 BLOCK_FOR_INSN accordingly.
5482 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
5484 2009-04-27 Richard Guenther <rguenther@suse.de>
5486 * tree-flow-inline.h (function_ann): Remove.
5487 (get_function_ann): Likewise.
5488 * tree-dfa.c (create_function_ann): Remove.
5489 * tree-flow.h (struct static_var_ann_d): Remove.
5490 (struct function_ann_d): Likewise.
5491 (union tree_ann_d): Remove fdecl member.
5492 (function_ann_t): Remove.
5493 (function_ann, get_function_ann, create_function_ann): Remove
5496 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
5498 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
5500 2009-04-27 Jan Hubicka <jh@suse.cz>
5502 * ipa-pure-const.c (struct funct_state_d): New fields
5503 state_previously_known, looping_previously_known; remove
5504 state_set_in_source.
5505 (analyze_function): Use new fields.
5506 (propagate): Avoid assumption that state_set_in_source imply
5509 * tree-ssa-loop-niter.c (finite_loop_p): New function.
5510 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
5511 * cfgloop.h (finite_loop_p): Declare.
5513 2009-04-26 Michael Matz <matz@suse.de>
5515 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
5517 2009-04-26 Michael Matz <matz@suse.de>
5519 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
5520 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
5521 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
5522 pass_mark_used_blocks): Remove.
5523 * tree-optimize.c (pass_free_datastructures,
5524 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
5525 * passes.c (init_optimization_passes): Don't call
5526 pass_mark_used_blocks, remove dead code.
5528 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
5530 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
5531 * tree-ssa-live.h (register_ssa_partition): Likewise.
5533 2009-04-26 Michael Matz <matz@suse.de>
5536 * builtins.c (fold_builtin_next_arg): Handle SSA names.
5537 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
5538 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
5540 (compare_pairs): Swap cost comparison.
5541 (coalesce_ssa_name): Don't use change_partition_var.
5542 * tree-nrv.c (struct nrv_data): Add modified member.
5543 (finalize_nrv_r): Set it.
5544 (tree_nrv): Use it to update statements.
5545 (pass_nrv): Require PROP_ssa.
5546 * tree-mudflap.c (mf_decl_cache_locals,
5547 mf_build_check_statement_for): Use make_rename_temp.
5548 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
5549 * alias.c (find_base_decl): Handle SSA names.
5550 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
5551 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
5552 * rtl.h (set_reg_attrs_for_parm): Declare.
5553 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
5554 to "optimized", remove unused locals at finish.
5555 (execute_free_datastructures): Make global, call
5556 delete_tree_cfg_annotations.
5557 (execute_free_cfg_annotations): Don't call
5558 delete_tree_cfg_annotations.
5560 * ssaexpand.h: New file.
5561 * expr.c (toplevel): Include ssaexpand.h.
5562 (expand_assignment): Handle SSA names the same as register variables.
5563 (expand_expr_real_1): Expand SSA names.
5564 * cfgexpand.c (toplevel): Include ssaexpand.h.
5565 (SA): New global variable.
5566 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5567 (SSAVAR): New macro.
5568 (set_rtl): New helper function.
5569 (add_stack_var): Deal with SSA names, use set_rtl.
5570 (expand_one_stack_var_at): Likewise.
5571 (expand_one_stack_var): Deal with SSA names.
5572 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5573 before unique numbers.
5574 (expand_stack_vars): Use set_rtl.
5575 (expand_one_var): Accept SSA names, add asserts for them, feed them
5576 to above subroutines.
5577 (expand_used_vars): Expand all partitions (without default defs),
5578 then only the local decls (ignoring those expanded already).
5579 (expand_gimple_cond): Remove edges when jumpif() expands an
5581 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5582 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5584 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5585 members of SA; deal with PARM_DECL partitions here; expand
5586 all PHI nodes, free tree datastructures and SA. Commit instructions
5587 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5588 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5589 info and statements at start, collect garbage at finish.
5590 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5591 (VAR_ANN_PARTITION) Remove.
5592 (change_partition_var): Don't declare.
5593 (partition_to_var): Always return SSA names.
5594 (var_to_partition): Only accept SSA names.
5595 (register_ssa_partition): Only check argument.
5596 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5598 (delete_var_map): Don't free it.
5599 (var_union): Only accept SSA names, simplify.
5600 (partition_view_init): Mark only useful SSA names as used.
5601 (partition_view_fini): Only deal with SSA names.
5602 (change_partition_var): Remove.
5603 (dump_var_map): Use ssa_name instead of partition_to_var member.
5604 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5606 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5607 (struct _elim_graph): New member const_dests; nodes member vector of
5609 (set_location_for_edge): New static helper.
5610 (create_temp): Remove.
5611 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5612 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5613 (new_elim_graph): Allocate const_dests member.
5614 (clean_elim_graph): Truncate const_dests member.
5615 (delete_elim_graph): Free const_dests member.
5616 (elim_graph_size): Adapt to new type of nodes member.
5617 (elim_graph_add_node): Likewise.
5618 (eliminate_name): Likewise.
5619 (eliminate_build): Don't take basic block argument, deal only with
5620 partition numbers, not variables.
5621 (get_temp_reg): New static helper.
5622 (elim_create): Use it, deal with RTL temporaries instead of trees.
5623 (eliminate_phi): Adjust all calls to new signature.
5624 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5625 (rewrite_trees): Only do checking.
5626 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5627 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5628 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5629 contains_tree_r, MAX_STMTS_IN_LATCH,
5630 process_single_block_loop_latch, analyze_edges_for_bb,
5631 perform_edge_inserts): Remove.
5632 (expand_phi_nodes): New global function.
5633 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5634 functions, initialize new parameter, remember partitions having a
5636 (finish_out_of_ssa): New global function.
5637 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5638 don't reset in_ssa_p here, don't disable TER when mudflap.
5639 (pass_del_ssa): Remove.
5640 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5642 (execute_free_datastructures): Declare.
5643 * Makefile.in (SSAEXPAND_H): New variable.
5644 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5645 * basic-block.h (commit_one_edge_insertion): Declare.
5646 * passes.c (init_optimization_passes): Move pass_nrv and
5647 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5648 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5649 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5650 (redirect_branch_edge): Deal with super block when expanding, split
5651 out jump patching itself into ...
5652 (patch_jump_insn): ... here, new static helper.
5654 2009-04-26 Michael Matz <matz@suse.de>
5656 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5657 beyond num_ssa_names.
5658 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5659 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5661 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5664 * fwprop.c (forward_propagate_asm): New function.
5665 (forward_propagate_and_simplify): Propagate also into __asm, if it
5666 doesn't increase the number of referenced registers.
5669 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5671 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5673 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5674 note_nonlocal_vla_type for nonlocal VLAs.
5675 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5676 contains_remapped_vars, remap_vla_decls): New functions.
5677 (convert_nonlocal_reference_stmt): If not optimizing, call
5678 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5679 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5680 if it wasn't found in var_map.
5681 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5682 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5683 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5685 * gimplify.c (nonlocal_vlas): New variable.
5686 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5688 (gimplify_body): Create and destroy nonlocal_vlas.
5690 * dwarf2out.c (loc_descr_plus_const): New function.
5691 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5692 mem_loc_descriptor, loc_descriptor_from_tree_1,
5693 descr_info_loc, gen_variable_die): Use it.
5695 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5696 !TREE_STATIC VAR_DECLs.
5697 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5698 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5699 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5700 DECL_BY_REFERENCE is valid.
5701 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5702 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5703 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5704 Copy DECL_BY_REFERENCE.
5705 (struct nesting_copy_body_data): New type.
5706 (nesting_copy_decl): New function.
5707 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5708 if they have variable length.
5710 2009-04-26 Michael Matz <matz@suse.de>
5712 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5713 mark new temporaries for renaming.
5715 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5718 * c-decl.c (global_bindings_p): Return negative value.
5719 (c_variable_size): New. Based on variable_size from
5721 (grokdeclarator): Call c_variable_size not variable_size.
5723 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5725 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5727 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5729 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5730 Redefine it to just use mingw/include.
5731 (ASM_SPEC): Rules for -m32 and -m64.
5732 (LINK_SPEC): Use Likewise.
5733 (SPEC_32): New define.
5734 (SPEC_64): Likewise.
5735 (SUB_LINK_SPEC): Likewise.
5736 (MULTILIB_DEFAULTS): New define.
5737 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5738 Add multilib options.
5739 (MULTILIB_DIRNAMES): Likewise.
5740 (MULTILIB_OSDIRNAMES): Likewise.
5742 (INSTALL_LIBGCC): Likewise.
5744 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5747 * c-tree.h (enum c_inline_static_type): New.
5748 (record_inline_static): Declare.
5749 * c-decl.c (struct c_inline_static, c_inline_statics,
5750 record_inline_static, check_inline_statics): New.
5751 (pop_file_scope): Call check_inline_statics.
5752 (start_decl): Call record_inline_static instead of pedwarning
5753 directly for static in inline function.
5754 * c-typeck.c (build_external_ref): Call record_inline_static
5755 instead of pedwarning directly for static referenced in inline
5758 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5760 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5761 not new but only being rescanned.
5762 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5763 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5764 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5765 record_set_info, compute_set, grealloc): Remove.
5766 (recompute_all_luids): New function.
5767 (gcse_main): Don't compute sets, and don't do related memory
5768 allocations/free-ing. If something changed before the end of the
5769 pass, update LUIDs using recompute_all_luids.
5770 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5771 (free_gcse_mem): Don't free it either.
5772 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5773 Use the df insn LUIDs.
5774 (load_killed_in_block): Likewise.
5775 (compute_hash_table_work): Don't compute reg_set_in_block.
5776 (compute_transp): Use DF_REG_DEF_CHAINs.
5777 (local_cprop_pass): Don't use compute_sets and related functions.
5778 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5779 Use get_max_uid() instead of max_cuid.
5780 (insert_insn_end_basic_block, pre_insert_copy_insn,
5781 update_ld_motion_stores): Don't try to
5782 keep reg_set tables up to date.
5783 (pre_insert_copies): Use df insn LUIDs.
5784 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5785 (reg_set_info): Don't use extra bitmap argument.
5786 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5787 information to compute regs_set_in_block.
5788 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5789 (bypass_jumps): Don't use compute_sets and friends.
5791 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5794 * opts.c (undocumented_msg): Do not leave blank even with
5797 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5799 * c-decl.c (build_enumerator): Allow values folding to integer
5800 constants but not integer constant expressions with a pedwarn if
5803 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5806 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5807 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5808 type is an integer constant.
5810 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5813 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5816 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5819 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5820 with variably modified return type and no storage class
5821 specifiers, except for the case of nested functions. Distinguish
5822 extern declarations of functions with variably modified return
5823 types from those of objects with variably modified types.
5825 2009-04-25 Jan Hubicka <jh@suse.cz>
5827 * tree.c (list_equal_p): New function.
5828 * tree.h (list_equal_p): Declare.
5829 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5830 basic_block_def, basic_block, const_basic_block): New.
5831 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5832 (redirect_eh_edge): New function.
5833 (make_eh_edge_update_phi): EH edges are not abnormal.
5834 * except.c: Include tree-flow.h.
5835 (list_match): New function.
5836 (eh_region_replaceable_by_p): New function.
5837 (replace_region): New function.
5838 (hash_type_list): New function.
5839 (hash_eh_region): New function.
5840 (eh_regions_equal_p): New function.
5841 (merge_peers): New function.
5842 (remove_unreachable_regions): Verify EH tree when checking;
5844 (copy_eh_region_1): New function.
5845 (copy_eh_region): New function.
5846 (push_reachable_handler): New function.
5847 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5848 regions without label but with live RESX.
5849 * except.h (redirect_eh_edge_to_label): New.
5850 * tree-flow.h (redirect_eh_edge): New.
5851 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5852 basic_block_def, basic_block, const_basic_block): Remove.
5853 * Makefile.in (except.o): Add dependency on tree-flow.h
5854 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5855 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5858 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5861 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5862 on the destination of memcpy.
5864 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5866 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5867 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5868 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5870 2009-04-25 Jan Hubicka <jh@suse.cz>
5872 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5873 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5874 to be reached by different label than left.
5875 (update_eh_edges): Update comment; remove edge_to_remove if possible
5876 and return true if suceeded.
5877 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5878 (cleanup_eh): Compute sharing map.
5879 * except.c (remove_eh_handler_and_replace): Add argument if we should
5881 (remove_unreachable_regions): Update for label sharing.
5882 (label_to_region_map): Likewise.
5883 (get_next_region_sharing_label): New function.
5884 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5886 (remove_eh_handler): Update.
5887 (remove_eh_region_and_replace_by_outer_of): New function.
5888 * except.h (struct eh_region): Add next_region_sharing_label.
5889 (remove_eh_region_and_replace_by_outer_of,
5890 get_next_region_sharing_label): Declare.
5891 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5893 2009-04-25 Jan Hubicka <jh@suse.cz>
5895 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5896 insert code even if they are not critical.
5898 2009-04-25 Jan Hubicka <jh@suse.cz>
5900 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5901 (gimple_can_remove_branch_p): EH edges won't remove branch by
5903 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5904 updating of non-abnormal EH edges.
5905 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5906 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5907 (split_critical_edges): Split also edges where emitting code on them
5908 will lead to splitting later.
5910 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5911 H.J. Lu <hongjiu.lu@intel.com>
5914 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5915 the configured assembler supports fildq and fistpq mnemonics.
5916 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5917 * configure: Regenerated.
5920 * config/i386/i386.c (print_operand): Handle 'Z'.
5921 ['z']: Remove handling of special fild/fist suffixes.
5922 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5923 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5924 suffix of fild insn.
5925 (*floatsi<mode>2_vector_mixed): Ditto.
5926 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5927 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5928 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5929 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5930 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5932 2009-04-25 Ben Elliston <bje@au.ibm.com>
5934 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5935 the source of a set operation.
5937 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5939 * target.h (struct gcc_target): Add case_values_threshold field.
5940 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5941 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5942 * targhooks.c (default_case_values_threshold): New function.
5943 * targhooks.h (default_case_values_threshold): Declare function.
5944 * stmt.c (expand_case): Use case_values_threshold target hook.
5945 * expr.h (case_values_threshold): Remove declartation.
5946 * expr.c (case_values_threshold): Remove function.
5947 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5949 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5950 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5951 (avr_case_values_threshold): Declare as static.
5952 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5954 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5955 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5956 (mn10300_case_values_threshold): New function.
5958 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5960 * ira.c (setup_cover_and_important_classes): Add enum cast.
5962 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5964 * genpreds.c (write_enum_constraint_num): Output definition of
5965 CONSTRAINT_NUM_DEFINED_P macro.
5966 * ira.c (setup_cover_and_important_classes): Use
5967 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5969 2009-04-24 DJ Delorie <dj@redhat.com>
5971 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5972 __SH2A_SINGLE_ONLY__ also.
5974 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5976 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5977 (movdf_internal): Ditto.
5978 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5979 SFmode and DFmode constants.
5980 (ia64_print_operand): Add 'G' format for printing
5981 floating point constants.
5983 2009-04-24 Richard Guenther <rguenther@suse.de>
5985 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5986 from unsigned additions.
5988 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5990 * c-typeck.c (set_init_index): Allow array designators that are
5991 not integer constant expressions with a pedwarn if pedantic.
5993 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5995 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5996 zero if no overlap in nonzero bits between the operands.
5998 2009-04-24 Ian Lance Taylor <iant@google.com>
6000 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
6001 (record_dead_and_set_regs): Likewise.
6002 * df.h (struct df_mw_hardreg): Change flags field to int.
6003 (struct df_base_ref): Likewise.
6004 (struct df): Change changeable_flags field to int.
6005 * df-scan.c (df_defs_record): Change clobber_flags to int.
6006 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
6007 constants rather than #define macros.
6008 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
6009 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
6010 (enum dwarf_calling_convention): Likewise.
6011 (enum dwarf_line_number_x_ops): Likewise.
6012 (enum dwarf_call_frame_info): Likewise.
6013 (enum dwarf_source_language): Likewise.
6014 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
6015 (add_calling_convention_attribute): Likewise.
6016 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
6017 (combine_comparisons): Change compcode to int. Add cast to enum type.
6018 * genrecog.c (maybe_both_true_2): Change c to int.
6019 (write_switch): Likewise. Add cast to enum type.
6020 * gimplify.c (gimplify_omp_for): Handle return values from
6021 gimplify_expr using MIN rather than bitwise or.
6022 (gimplify_expr): Add cast to enum type.
6023 * ipa-prop.c (update_jump_functions_after_inlining): Change
6024 IPA_BOTTOM to IPA_JF_UNKNOWN.
6025 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
6026 Add casts to enum type.
6027 (setup_cover_and_important_classes): Change cl to int. Add casts
6029 (setup_class_translate): Change cl and mode to int.
6030 (ira_init_once): Change mode to int.
6031 (free_register_move_costs): Likewise.
6032 (setup_prohibited_mode_move_regs): Add casts to enum type.
6033 * langhooks.c (add_builtin_function_common): Rework assertion that
6034 value fits bitfield.
6035 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
6036 * omega.c (omega_do_elimination): Avoid math on enum types.
6037 * optabs.c (expand_vec_shift_expr): Remove casts to int.
6038 * opts.c (set_debug_level): Change 2 to enum constant. Use new
6039 int local to handle integral_argment value.
6040 * regmove.c (try_auto_increment): Change PUT_MODE to
6042 * reload.c (push_secondary_reload): Add casts to enum type.
6043 (secondary_reload_class, find_valid_class): Likewise.
6044 * reload1.c (emit_input_reload_insns): Likewise.
6045 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
6046 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
6047 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
6049 * tree.c (build_common_builtin_nodes): Add casts to enum type.
6050 * tree-complex.c (complex_lattice_t): Typedef to int rather than
6052 (expand_complex_libcall): Add casts to enum type.
6053 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
6054 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
6055 with ERROR_MARK, not NUM_TREE_CODES.
6056 (vect_create_epilog_for_reduction): Likewise.
6057 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
6058 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
6059 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
6061 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
6062 vect_unused_in_loop. Change 0 to loop_vect.
6063 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
6064 * var-tracking.c (get_init_value): Change return type to enum
6066 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
6067 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
6069 (arm_override_options): Add casts to enum type.
6070 (arm_emit_tls_decoration): Likewise.
6071 * config/i386/i386.c (ix86_function_specific_restore): Add casts
6073 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
6074 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
6075 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
6077 * config/s390/s390.c (code_for_builtin_64): Change to array of
6079 (code_for_builtin_31): Likewise.
6080 (s390_expand_builtin): Change code_for_builtin to enum insn_code
6082 * config/sparc/sparc.c (sparc_override_options): Change value
6083 field in struct code_model to enum cmodel. In initializer change
6084 0 to NULL and add cast to enum type.
6086 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
6087 Change all callers. Issue a -Wc++-compat warning using
6088 lhs_origtype if necessary.
6089 (convert_for_assignment): Issue -Wc++-compat warnings about
6090 invalid conversions to enum type on assignment.
6091 * c-common.h (build_modify_expr): Update declaration.
6093 2009-04-24 Nick Clifton <nickc@redhat.com>
6095 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
6096 (function_arg_advance): Likewise.
6097 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
6100 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6102 * config/s390/constraints.md ('I', 'J'): Fix condition.
6104 2009-04-24 Diego Novillo <dnovillo@google.com>
6106 * gengtype-parse.c (parse_error): Add newline after message.
6108 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
6110 * config/i386/sse.md (avxmodesuffixs): Removed.
6111 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
6112 (*avx_pinsr<ssevecsize>): This.
6114 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
6116 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
6117 follow chains of regs with a single definition, and allow expressions
6118 that are function_invariant_p.
6119 (simple_rhs_p): Allow expressions that are function_invariant_p.
6121 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
6124 * fold-const.c (fold_cond_expr_with_comparison): When folding
6125 > and >= to MAX, make sure the MAX uses the same type as the
6126 comparison's operands.
6128 2009-04-24 Nick Clifton <nickc@redhat.com>
6130 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
6131 addressing for DImode accesses.
6132 (frv_print_operand_address): Handle PLUS case.
6133 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
6135 2009-04-24 Jakub Jelinek <jakub@redhat.com>
6137 PR rtl-optimization/39794
6138 * alias.c (canon_true_dependence): Add x_addr argument.
6139 * rtl.h (canon_true_dependence): Adjust prototype.
6140 * cse.c (check_dependence): Adjust canon_true_dependence callers.
6141 * cselib.c (cselib_invalidate_mem): Likewise.
6142 * gcse.c (compute_transp): Likewise.
6143 * dse.c (scan_reads_nospill): Likewise.
6144 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
6145 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
6146 canon_base_addr of the group, plus optional offset.
6147 (struct group_info): Rename canon_base_mem to
6149 (get_group_info): Set canon_base_addr to canon_rtx of base, not
6150 canon_rtx of base_mem.
6152 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
6154 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6155 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
6157 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6159 * config/spu/spu-builtins.h: Delete file.
6161 * config/spu/spu.h (enum spu_builtin_type): Move here from
6163 (struct spu_builtin_description): Likewise. Add GTY marker.
6164 Do not use enum spu_function_code or enum insn_code.
6165 (spu_builtins): Add extern declaration.
6167 * config/spu/spu.c: Do not include "spu-builtins.h".
6168 (enum spu_function_code, enum spu_builtin_type_index,
6169 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
6170 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
6171 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
6172 unsigned_V2DI_type_node): Move here from spu-builtins.h.
6173 (spu_builtin_types): Make static. Add GTY marker.
6174 (spu_builtins): Add extern declaration with GTY marker.
6177 * config/spu/spu-c.c: Do not include "spu-builtins.h".
6178 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
6179 Check programmatically whether all parameters are scalar.
6181 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
6183 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
6185 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
6186 assignment from the constructor either if the target is volatile.
6188 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
6190 * config/arm/arm.md (insv): Do not share operands[0].
6192 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
6194 * config/vxlib-tls.c (active_tls_threads): Delete.
6195 (delete_hook_installed): New.
6196 (tls_delete_hook): Don't delete the delete hook.
6197 (tls_destructor): Delete it here.
6198 (__gthread_set_specific): Adjust installing the delete hook.
6199 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
6200 __gthread_leave_tsd_dtor_context.
6202 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
6204 * c-format.c (gcc_tdiag_char_table): Add support for %E.
6206 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
6208 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
6210 (alpha_rtx_costs): Ditto.
6211 (emit_unlikely_jump): Use add_reg_note.
6212 (emit_frame_store_1): Ditto.
6213 (alpha_expand_prologue): Ditto.
6214 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6215 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
6217 2009-04-23 Nick Clifton <nickc@redhat.com>
6219 * config/v850/v850.md (epilogue): Remove suppressed code.
6220 (return): Rename to return_simple and remove test of frame size.
6221 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
6222 to gen_return_simple.
6224 2009-04-22 Jing Yu <jingyu@google.com>
6227 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
6229 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6232 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
6233 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
6234 value is a VECTOR_CST, the element type is the element type of the
6237 2009-04-22 DJ Delorie <dj@redhat.com>
6239 * config/m32c/m32c.h: Update GTY annotations to new syntax.
6241 2009-04-22 Jakub Jelinek <jakub@redhat.com>
6243 * alias.c (find_base_term): Move around LO_SUM case, so that
6244 CONST falls through into PLUS/MINUS handling.
6247 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
6248 into 0, use omit_one_operand.
6250 2009-04-23 Ben Elliston <bje@au.ibm.com>
6252 * config/rs6000/linux-unwind.h (get_regs): Remove type
6253 puns. Change the type of `pc' to an array of unsigned ints and
6254 update all users. Constify frame24.
6256 2009-04-22 DJ Delorie <dj@redhat.com>
6258 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
6259 declarations before code.
6260 (current_function_special_page_vector): Likewise.
6261 (m32c_expand_insv): Silence a warning.
6263 2009-04-21 Taras Glek <tglek@mozilla.com>
6265 * alias.c: Update GTY annotations to new syntax.
6266 * basic-block.h: Likewise.
6267 * bitmap.h: Likewise.
6268 * c-common.h: Likewise.
6269 * c-decl.c: Likewise.
6270 * c-parser.c: Likewise.
6271 * c-pragma.c: Likewise.
6272 * c-tree.h: Likewise.
6273 * cfgloop.h: Likewise.
6274 * cgraph.h: Likewise.
6275 * config/alpha/alpha.c: Likewise.
6276 * config/arm/arm.h: Likewise.
6277 * config/avr/avr.h: Likewise.
6278 * config/bfin/bfin.c: Likewise.
6279 * config/cris/cris.c: Likewise.
6280 * config/darwin.c: Likewise.
6281 * config/frv/frv.c: Likewise.
6282 * config/i386/i386.c: Likewise.
6283 * config/i386/i386.h: Likewise.
6284 * config/i386/winnt.c: Likewise.
6285 * config/ia64/ia64.h: Likewise.
6286 * config/iq2000/iq2000.c: Likewise.
6287 * config/mips/mips.c: Likewise.
6288 * config/mmix/mmix.h: Likewise.
6289 * config/pa/pa.c: Likewise.
6290 * config/pa/pa.h: Likewise.
6291 * config/rs6000/rs6000.c: Likewise.
6292 * config/s390/s390.c: Likewise.
6293 * config/sparc/sparc.c: Likewise.
6294 * config/xtensa/xtensa.c: Likewise.
6295 * cselib.h: Likewise.
6296 * dbxout.c: Likewise.
6297 * dwarf2out.c: Likewise.
6298 * except.c: Likewise.
6299 * except.h: Likewise.
6300 * fixed-value.h: Likewise.
6301 * function.c: Likewise.
6302 * function.h: Likewise.
6303 * gimple.h: Likewise.
6304 * integrate.c: Likewise.
6305 * optabs.c: Likewise.
6306 * output.h: Likewise.
6309 * stringpool.c: Likewise.
6310 * tree-data-ref.c: Likewise.
6311 * tree-flow.h: Likewise.
6312 * tree-scalar-evolution.c: Likewise.
6313 * tree-ssa-address.c: Likewise.
6314 * tree-ssa-alias.h: Likewise.
6315 * tree-ssa-operands.h: Likewise.
6318 * varasm.c: Likewise.
6319 * varray.h: Likewise.
6321 * coretypes.h: Do not define GTY macro if it is already defined.
6322 * doc/gty.texi: Update GTY documentation to new syntax.
6323 * gengtype-lex.l: Enforce attribute-like syntax for GTY
6324 annotations on structs.
6325 * gengtype-parse.c: Likewise.
6327 2009-04-22 Mark Heffernan <meheff@google.com>
6329 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
6331 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6333 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
6336 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6338 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
6339 the same as a PLUS without a shift. Increase the cost of a
6342 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6344 * Makefile.in: Update dependencies.
6345 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
6346 * errors.h: Remove bogus comment about compatibility.
6347 (warning): Update declaration.
6348 * genautomata.c: Update all calls to warning.
6349 * gimple.c: Do not include errors.h. Include toplev.h.
6350 * tree-ssa-structalias.c: Do not include errors.h.
6351 * omega.c: Likewise.
6352 * tree-ssa-reassoc.c: Likewise.
6353 * config/spu/spu-c.c: Likewise.
6354 * config/spu/t-spu-elf: Update dependencies.
6356 2009-04-22 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/39824
6359 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
6360 make sure the types are compatible.
6362 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6365 * c-common.c (c_parse_error): Take a token_flags parameter.
6366 Use token_type for the token type instead.
6367 Pass token_flags to cpp_type2name.
6368 * c-common.h (c_parse_error): Update declaration.
6369 * c-parser.c (c_parser_error): Pass 0 as token flags.
6371 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
6373 PR rtl-optimization/39580
6374 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
6376 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6378 * function.c (expand_function_end): Do not emit a jump to the "naked"
6379 return label for fall-through returns.
6380 * except.c (sjlj_emit_function_exit): Always place the call to the
6381 unregister function at the location installed by expand_function_end.
6383 2009-04-22 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/39845
6386 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
6387 (gen_inbound_check): Likewise.
6389 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
6391 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
6393 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
6394 * config/vxlib.c (__gthread_once): Add race guard for PPC.
6396 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6398 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
6399 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
6400 shift counts to avoid out-of-bounds array accesses.
6402 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6404 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
6405 (Pmode): Move above.
6407 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
6409 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
6410 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
6411 GET_CODE macro. Use IN_RANGE macro where appropriate.
6412 * config/alpha/alpha.h: Ditto.
6413 * config/alpha/alpha.md: Ditto.
6414 * config/alpha/constraints.md: Ditto.
6415 * config/alpha/predicates.md: Ditto.
6417 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6419 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
6420 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6421 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6422 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6423 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6424 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6425 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6426 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6427 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6428 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6429 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6430 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6431 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6432 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6433 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6434 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6435 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6436 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6437 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6438 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6439 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6440 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6441 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6442 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6443 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6444 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6445 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6447 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6449 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
6450 references from comments.
6451 * cfgbuild.c: (count_basic_blocks): Delete.
6452 (find_basic_blocks_1): Delete.
6453 (find_basic_blocks): Delete.
6454 * except.c (finish_eh_generation): Make static. Move comment from
6455 except.h here. Remove find_basic_blocks references from comments.
6456 * except.h (finish_eh_generation): Delete.
6457 * basic-block.h (find_basic_blocks): Delete.
6458 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
6460 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
6462 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
6463 (sdbout_parms): Likewise.
6465 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6467 * config/sh/sh.c (prepare_cbranch_operands): Use
6468 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
6469 (expand_cbranchdi4): Likewise.
6470 (from_compare): Add cast to enum type.
6471 (expand_cbranchsi4): Use add_reg_note.
6472 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
6473 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
6474 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
6475 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6476 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
6477 instead of CODE_FOR_nothing.
6478 (cbranchdi4): Likewise. Fix the order of arguments for
6480 (push_fpscr): Use add_reg_note.
6481 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
6482 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
6484 2009-04-21 Joseph Myers <joseph@codesourcery.com>
6486 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
6487 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6488 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6489 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
6490 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
6491 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
6492 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
6493 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
6494 config/alpha/x-vms, config/arc/t-arc,
6495 config/arm/README-interworking, config/arm/arm-c.c,
6496 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
6497 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
6498 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
6499 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
6500 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
6501 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
6502 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
6503 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
6504 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
6505 config/cris/t-elfmulti, config/crx/t-crx,
6506 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
6507 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
6508 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
6509 config/h8300/t-h8300, config/i386/athlon.md,
6510 config/i386/darwin-libgcc.10.4.ver,
6511 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
6512 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
6513 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
6514 config/i386/t-linux64, config/i386/t-nwld,
6515 config/i386/t-rtems-i386, config/i386/t-sol2-10,
6516 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
6517 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
6518 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
6519 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
6520 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
6521 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
6522 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
6523 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
6524 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
6525 config/m68k/t-uclinux, config/mcore/t-mcore,
6526 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
6527 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
6528 config/mips/crtn.asm, config/mips/irix-crti.asm,
6529 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
6530 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
6531 config/mips/mips-fixed.md, config/mips/sb1.md,
6532 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
6533 config/mips/t-iris6, config/mips/t-isa3264,
6534 config/mips/t-libgcc-mips16, config/mips/t-linux64,
6535 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
6536 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
6537 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
6538 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
6539 config/mn10300/t-linux, config/mn10300/t-mn10300,
6540 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
6541 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
6542 config/picochip/libgccExtras/clzsi2.asm,
6543 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
6544 config/rs6000/darwin-libgcc.10.4.ver,
6545 config/rs6000/darwin-libgcc.10.5.ver,
6546 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
6547 config/rs6000/t-aix43, config/rs6000/t-aix52,
6548 config/rs6000/t-darwin, config/rs6000/t-fprules,
6549 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
6550 config/rs6000/t-lynx, config/rs6000/t-netbsd,
6551 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
6552 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
6553 config/rs6000/t-rtems, config/rs6000/t-spe,
6554 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
6555 config/score/t-score-elf, config/sh/divcost-analysis,
6556 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
6557 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
6558 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
6559 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
6560 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
6561 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
6562 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
6563 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
6564 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
6565 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
6566 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6567 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6568 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6569 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6570 * config/h8300/genmova.sh: Include copyright and license notices
6571 in generated output.
6572 * config/h8300/mova.md: Regenerate.
6573 * doc/install.texi2html: Include word "Copyright" in copyright
6574 notice and use name "Free Software Foundation, Inc.".
6575 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6576 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6577 ChangeLog-2007, ChangeLog-2008: Correct dates.
6579 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6581 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6582 NE_EXPR operations as well.
6583 * c-parser.c (c_parser_condition): Do not set location information on
6585 (c_parser_conditional_expression): Likewise.
6586 (c_parser_binary_expression): Set location information on operators.
6587 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6588 TRUTH_NOT_EXPR has been folded.
6589 * fold-const.c (fold_truth_not_expr): Copy location information from
6590 the incoming expression to the outgoing one.
6591 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6592 recursive calls on the LHS of the operator but pass that of the
6593 operator to recursive calls on the RHS of the operator. Set it
6595 (shortcut_cond_expr): Set the locus of the operator on the second
6596 COND_EXPR and that of the expression on the first in degenerate cases.
6597 Pass the locus of the expression to calls to shortcut_cond_r.
6598 Set the locus of the 'then' block on the associated jump, if any.
6599 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6600 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6601 expression to call to gimplify_boolean_expr.
6603 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6605 * config.gcc: Add additional configuration for
6606 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6607 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6608 (CPP_SPEC): Redefine for allowing -municode option.
6609 (STARTFILE_SPEC): Likewise.
6610 * config/i386/t-mingw-w64: New.
6611 * config/i386/mingw-w64.opt: New.
6612 (municode): Add new target option.
6613 * doc/invoke.texi (municode): Add documentation for new option.
6615 2009-04-21 Ian Lance Taylor <iant@google.com>
6617 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6618 Correct test for number of arguments.
6619 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6621 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6623 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6624 argument of emit_library_call.
6626 2009-04-21 Richard Guenther <rguenther@suse.de>
6629 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6630 inside VIEW_CONVERT_EXPRs.
6632 2009-04-21 Martin Jambor <mjambor@suse.cz>
6634 * tree-switch-conversion.c (build_constructors): Split a long line.
6635 (constructor_contains_same_values_p): New function.
6636 (build_one_array): Create assigns of constants if possible, do not
6637 call mark_sym_for_renaming, call update_stmt.
6638 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6639 make_rename_temp. Do not call mark_symbols_for_renaming, call
6641 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6642 find_new_referenced_vars, call update_stmt.
6643 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6644 instead of calling make_rename_temp. Do not call
6645 find_new_referenced_vars or mark_symbols_for_renaming, call
6648 2009-04-21 Richard Guenther <rguenther@suse.de>
6650 PR tree-optimization/39827
6651 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6652 (tree_ssa_phiprop): Pass the correct array size.
6654 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6656 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6658 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6661 * c-typeck.c (lvalue_p): Move declaration ...
6662 * c-common.h (lvalue_p): ... to here.
6663 * c-common.c (candidate_equal_p): New.
6664 (add_tlist): Use it.
6665 (merge_tlist): Use it.
6666 (warn_for_collisions_1): Likewise.
6667 (warning_candidate_p): Accept more candidates.
6668 (verify_tree): A warning candidate can be an expression. Use
6671 2009-04-21 Ben Elliston <bje@au.ibm.com>
6674 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6675 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6676 options. Remove -mcall-solaris documentation.
6678 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6681 * doc/invoke.texi (-Wlong-long): Update description.
6682 * c-lex (interpret_integer): Only warn if there was no previous
6683 overflow and -Wlong-long is enabled.
6684 * c-decl.c (declspecs_add_type): Drop redundant flags.
6685 * c.opt (Wlong-long): Init to -1.
6686 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6687 and front-end warn_long_long. Wlong-long only depends on other
6688 flags if it is uninitialized.
6689 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6690 the same for CPP and FE.
6691 (restore_extension_diagnostics): Likewise.
6693 2009-04-20 Ian Lance Taylor <iant@google.com>
6695 Fix enum conversions which are invalid in C++:
6696 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6697 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6698 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6699 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6700 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6701 (dbxout_parms): Likewise.
6702 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6703 (df_clear_flags): Likewise.
6704 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6705 top_flag parameter to int.
6706 (df_chain_create_bb_process_use): Likewise.
6707 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6709 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6710 (df_ref_create_structure, df_def_record_1): Likewise.
6711 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6712 (df_notes_rescan): Change 0 to VOIDmode in function call.
6713 (df_get_call_refs, df_insn_refs_collect): Likewise.
6714 (df_bb_regs_collect): Likewise.
6715 (df_entry_block_defs_collect): Likewise.
6716 (df_exit_block_uses_collect): Likewise.
6717 * df.h: Update declarations.
6718 * double-int.c (double_int_divmod): Add cast to enum type.
6719 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6720 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6721 (based_loc_descr): Likewise.
6722 (loc_descriptor_from_tree_1): Change first_op and second_op to
6723 enum dwarf_location_atom. Add cast to enum type.
6724 * expmed.c (init_expmed): Change 0 to SET in function call.
6725 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6726 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6727 (do_store_flag): Likewise.
6728 * fixed-value.h (struct fixed_value): Change mode to enum
6730 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6731 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6733 (insert_insn_decl, insert_decl, insert_state): Likewise.
6734 (automata_list_finish): Likewise.
6735 * genrecog.c (process_define_predicate): Add cast to enum type.
6736 * gensupport.c (init_predicate_table): Add cast to enum type.
6737 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6739 (gimple_build_call_1, gimple_build_label): Likewise.
6740 (gimple_build_goto, gimple_build_asm_1): Likewise.
6741 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6742 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6743 (enum fallback): Rename from enum fallback_t.
6744 (fallback_t): Typedef as int.
6745 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6746 GSI_SAME_STMT in function call.
6747 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6749 (setup_reg_class_relations): Likewise.
6750 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6751 (setup_prohibited_class_mode_regs): Add cast to enum type.
6752 (setup_prohibited_mode_move_regs): Likewise.
6753 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6754 (record_address_regs): Change i to enum reg_class.
6755 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6756 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6757 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6758 (GET_MODE_2XWIDER_MODE): Likewise.
6759 (GET_CLASS_NARROWEST_MODE): Likewise.
6760 * omp-low.c (expand_omp_for): Add cast to enum type.
6761 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6762 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6763 * postreload.c (reload_cse_simplify_operands): Change rclass local
6765 * predict.c (combine_predictions_for_insn): Change best_predictor
6766 and predictor to enum br_predictor.
6767 (combine_predictions_for_bb): Likewise.
6768 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6769 use SET_PREDICT_EXPR_OUTCOME.
6770 * real.c (real_arithmetic): Change icode to code in function call.
6771 * reginfo.c (init_move_cost): Add casts to enum type.
6772 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6773 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6775 * reload.c (find_valid_class): Add casts to enum type.
6776 (push_reload): Change 0 to NO_REGS in function call.
6777 (find_reloads): Change this_alternative to array of enum
6778 reg_class. Remove some now-unnecessary casts.
6779 (make_memloc): Change 0 to VOIDmode in function call.
6780 * reload1.c (reload): Change 0 to VOIDmode in function call.
6781 (eliminate_regs_1, elimination_effects): Likewise.
6782 (eliminate_regs_in_insn): Likewise.
6783 (emit_input_reload_insns): Add cast to enum type.
6784 (delete_output_reload): Change 0 to VOIDmode in function call.
6785 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6786 to enum type in function call.
6787 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6788 (SET_PREDICT_EXPR_OUTCOME): Define.
6789 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6790 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6791 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6792 (dump_function): Likewise.
6793 * tree-dump.h: Update declarations.
6794 * tree-pass.h: Update declarations.
6795 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6796 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6798 (arm_rtx_costs_1): Correct parenthesization.
6799 (arm_rtx_costs): Add casts to enum type.
6800 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6801 (vfp_emit_fstmd): Use add_rg_note.
6802 (emit_multi_reg_push, emit_sfm): Likewise.
6803 (thumb_set_frame_pointer): Likewise.
6804 (arm_expand_prologue): Likewise.
6805 (arm_regno_class): Change return type to enum reg_class.
6806 (thumb1_expand_prologue): Use add_reg_note.
6807 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6808 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6810 * config/arm/gentune.sh: Add cast to enum type.
6811 * config/arm/arm-tune.md: Rebuild.
6812 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6813 (ix86_split_fp_branch, predict_jump): Likewise.
6814 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6815 insn_code to enum rtx_code.
6816 (ix86_builtin_vectorized_function): Add cast to enum type.
6817 * config/i386/i386.md (truncdfsf2): Change slot to enum
6819 (truncxf<mode>2, isinf<mode>2): Likewise.
6820 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6822 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6823 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6824 (insert_bundle_state): Change 1 to INSERT in function call.
6825 (ia64_add_bundle_selector_before): Likewise.
6826 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6827 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6828 (restore_stack_nonlocal): Likewise.
6829 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6831 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6833 (mips_rtx_costs): Likewise.
6834 (mips_override_options): Add casts to enum type.
6835 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6837 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6838 (store_reg, set_reg_plus_d): Likewise.
6839 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6840 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6842 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6844 (emit_unlikely_jump): Use add_reg_note.
6845 (rs6000_emit_allocate_stack): Likewise.
6846 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6847 (output_toc): Change 1 to INSERT in function call.
6848 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6849 (rs6000_initialize_trampoline): Likewise.
6850 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6852 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6853 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6854 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6855 (save_gprs): Use add_reg_note.
6856 (s390_emit_prologue): Likewise.
6857 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6858 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6859 (sparc_fold_builtin): Add cast to enum type.
6860 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6862 (spu_expand_prologue): Use add_reg_note.
6863 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6865 2009-04-20 Ian Lance Taylor <iant@google.com>
6867 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6868 (c_parser_postfix_expression_after_primary): Get VEC for list of
6869 arguments. Get original types of arguments. Call
6870 build_function_call_vec.
6871 (cached_expr_list_1, cached_expr_list_2): New static variables.
6872 (c_parser_expr_list): Change return type to VEC *. Add
6873 p_orig_types parameter. Change all callers.
6874 (c_parser_release_expr): New static function.
6875 (c_parser_vec_to_tree_list): New static function.
6876 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6877 call build_function_call_vec.
6878 (build_function_call_vec): New function, based on old
6879 build_function_call.
6880 (convert_arguments): Remove nargs and argarray parameters. Change
6881 values to a VEC. Add origtypes parameter.
6882 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6883 (convert_for_assignment): Add origtype parameter. Change all
6884 callers. If warn_cxx_compat, check for conversion to an enum
6885 type when calling a function.
6886 (store_init_value): Add origtype parameter. Change all callers.
6887 (digest_init): Likewise.
6888 (struct init_node): Add origtype field.
6889 (add_pending_init): Add origtype parameter. Change all callers.
6890 (output_init_element): Likewise.
6891 (output_pending_init_elements): Pass origtype from init_node to
6892 output_init_element.
6893 (process_init_element): Pass origtype from c_expr to
6894 output_init_element.
6895 (c_finish_return): Add origtype parameter. Change all callers.
6896 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6898 (sync_resolve_params): Likewise.
6899 (sync_resolve_return): Change params to first_param. Change caller.
6900 (resolve_overloaded_builtins): Change params to VEC *. Change
6901 callers. Save first parameter around call to build_function_call_vec.
6902 * c-decl.c (finish_decl): Add origtype parameter. Change all
6903 callers. Call build_function_call_vec rather than
6904 build_function_call for cleanup.
6905 * c-tree.h: Update declarations.
6906 * c-common.h: Update declarations.
6907 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6908 params to first_param.
6909 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6910 params parameter from tree to void *.
6911 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6912 Change arglist parameter to have type void *, and to be a pointer
6914 * config/rs6000/rs6000-protos.h
6915 (altivec_resolve_overloaded_builtin): Update declaration.
6916 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6917 fnargs parameter to have type void *, and to be a pointer to a
6918 VEC. Call build_function_call_vec instead of
6919 build_function_call.
6920 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6922 2009-04-20 Joey Ye <joey.ye@intel.com>
6923 Xuepeng Guo <xuepeng.guo@intel.com>
6924 H.J. Lu <hongjiu.lu@intel.com>
6926 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6928 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6929 (IX86_LEA_PRIORITY): Likewise.
6930 (distance_non_agu_define): New function.
6931 (distance_agu_use): Likewise.
6932 (ix86_lea_for_add_ok): Likewise.
6933 (ix86_dep_by_shift_count): Likewise.
6935 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6936 should split for LEA.
6938 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6940 (ix86_dep_by_shift_count): Likewise.
6942 2009-04-20 Richard Guenther <rguenther@suse.de>
6944 * expr.c (handled_component_p): Move ...
6945 * tree.h (handled_component_p): ... here.
6946 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6947 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6948 and REALPART_EXPR to be in one group.
6950 2009-04-20 Richard Guenther <rguenther@suse.de>
6952 * basic-block.h (get_all_dominated_blocks): Declare.
6953 * dominance.c (get_all_dominated_blocks): New function.
6954 * tree-cfg.c (get_all_dominated_blocks): Remove.
6955 (remove_edge_and_dominated_blocks): Adjust.
6956 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6957 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6958 instead of recursing.
6960 2009-04-20 Doug Kwan <dougkwan@google.com>
6962 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6963 (struct cgraph_node_set_def): New type.
6964 (cgraph_node_set) New type. Also declare vector functions.
6965 (struct cgraph_node_set_element_def): New type.
6966 (cgraph_node_set_element): Ditto.
6967 (cgraph_node_set_iterator): New iterator type.
6968 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6969 cgraph_node_set_remove, dump_cgraph_node_set,
6970 debug_cgraph_node_set): New prototypes.
6971 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6972 cgraph_node_set_size): New inlines.
6973 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6975 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6976 argument to function 'write_summary'.
6977 * ipa.c: Include ggc.h.
6978 (hash_cgraph_node_set_element,
6979 eq_cgraph_node_set_element, cgraph_node_set_new,
6980 cgraph_node_set_add, cgraph_node_set_remove,
6981 cgraph_node_set_find, dump_cgraph_node_set,
6982 debug_cgraph_node_set): New functions.
6983 * Makefile.in (ipa.o): Add dependency on GGC_H.
6985 2009-04-20 Ira Rosen <irar@il.ibm.com>
6987 PR tree-optimization/39675
6988 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6989 check of the return code of vect_schedule_slp. Check that
6990 stmt_vec_info still exists for the statement, before checking its
6993 2009-04-20 Michael Matz <matz@suse.de>
6995 * Makefile.in (generated_files): Take out $(simple_generated_c).
6997 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6999 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
7000 (UINTPTR_TYPE): Likewise.
7002 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7005 * c-typeck.c (digest_init): Check for initializing an array with a
7008 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7011 * c-semantics.c (pop_stmt_list): Propagate
7012 STATEMENT_LIST_HAS_LABEL to parent statement list.
7014 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
7016 * config/mips/mips.h (mips_tune_attr): New macro.
7017 * config/mips/mips.md (cpu): Use it.
7019 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7022 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
7025 2009-04-19 Diego Novillo <dnovillo@google.com>
7027 * toplev.c (compile_file): Move call to coverage_finish ...
7028 * cgraphunit.c (ipa_passes): ... here.
7029 Call cgraph_process_new_functions.
7030 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
7031 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
7033 2009-04-19 Jan Hubicka <jh@suse.cz>
7035 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
7037 (dump_cgraph_node): Dump can throw external flag.
7038 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
7040 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7044 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
7045 * common.opt (Wlogical-op): Move from here...
7046 * c.opt (Wlogical-op): ... to here.
7047 * c-typeck.c (parser_build_binary_op): Update call to
7048 warn_logical_operator.
7049 * c-opts.c (c_common_post_options): Enable warn_logical_op with
7051 * c-common.c (warn_logical_op): Update.
7052 * c-common.h (warn_logical_op): Update declaration.
7054 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
7056 * tree.c (protected_set_expr_location): Fix formatting.
7058 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7061 * c-typeck.c (readonly_warning): new.
7062 (build_unary_op, build_modify_expr): Use readonly_warning for
7063 storing into something readonly but not const-qualified.
7065 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7068 * c-typeck.c (build_unary_op): Check for taking address of
7069 expression of type void.
7071 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7074 * c-typeck.c (build_function_call): Check for calling a function
7075 with qualified void return types. Call require_complete_type when
7078 2009-04-18 Jan Hubicka <jh@suse.cz>
7080 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
7082 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
7083 can_throw_external flag.
7084 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
7085 * ipa-pure-const.c (ignore_edge): New function.
7086 (propagate): Compute order for NOTHROW computation; set NOTHROWs
7087 only over can_throw_external edges.
7088 (local_pure_const): Add nothrow flag.
7089 * ipa-utils.c (searchc): Add ignore_edge callback.
7090 (ipa_utils_reduced_inorder): Add ignore_edge callback.
7091 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
7092 (set_nothrow_function_flags): Update cgraph.
7093 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
7095 2009-04-18 Richard Guenther <rguenther@suse.de>
7098 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
7099 (fold_stmt): ... this and ...
7100 (fold_stmt_inplace): ... this.
7101 (fold_stmt_1): Fold references in calls and asms.
7102 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
7104 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7106 * tree-vrp.c (ssa_name_nonzero_p): Remove.
7107 * tree.h: Remove the prototype for ssa_name_nonzero_p.
7109 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7111 * tree.c (function_args_count): Remove.
7112 * tree.h: Remove the prototype for function_args_count.
7114 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7116 * tree-iterator.c (expr_only): Remove.
7117 * tree.h: Remove the prototype for expr_only.
7119 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7121 * reginfo.c (cannot_change_mode_set_regs): Remove.
7122 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
7124 2009-04-08 Anatoly Sokolov <aesok@post.ru>
7126 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
7127 whether operands 0 and 1 overlaps.
7129 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7132 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
7133 pointer. Use warning_at instead of warning.
7134 (search_for_addr_array): Likewise.
7135 (check_array_bounds): Likewise.
7136 (check_all_array_refs): Check that the incoming edge is not in the
7137 list of edges to be removed.
7138 (check_all_array_refs): Avoid the temporal pointer.
7139 (vrp_visit_cond_stmt): Fix typo.
7140 (simplify_switch_using_ranges): Handle the case where the switch
7141 index is an integer constant.
7143 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
7145 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
7147 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7149 * doc/extend.texi, doc/invoke.texi: Fix typos.
7151 2009-04-17 Cary Coutant <ccoutant@google.com>
7153 * tree-flow-inline.h (get_lineno): Fix inverted test.
7155 2009-04-17 Diego Novillo <dnovillo@google.com>
7157 * tree-ssa-pre.c (create_expression_by_pieces): Remove
7158 assertion for AVAIL_OUT.
7160 2009-04-17 Mike Frysinger <vapier@gentoo.org>
7163 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
7164 * config/sh/linux-atomic.asm: Likewise.
7166 2009-04-17 Diego Novillo <dnovillo@google.com>
7168 * except.c (debug_eh_tree): New.
7169 (struct eh_region, struct eh_status): Move ...
7170 * except.h: ... here.
7171 (add_type_for_runtime): Declare extern.
7172 (lookup_type_for_runtime): Likewise.
7173 (debug_eh_tree): Declare.
7174 * Makefile.in (GTFILES): List except.h before except.c
7176 2009-04-17 Diego Novillo <dnovillo@google.com>
7178 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
7179 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
7180 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
7181 (find_vars_r): ... here.
7182 * tree-flow.h (find_referenced_vars_in): Declare.
7183 * tree-ssa-pre.c (create_expression_by_pieces): Assert
7184 that AVAIL_OUT exists for BLOCK.
7185 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
7186 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
7187 (tree-parloops.o): Likewise.
7189 2009-04-17 Simon Baldwin <simonb@google.com>
7191 * toplev.c (default_tree_printer): Add handling for %E format.
7193 2009-04-17 Diego Novillo <dnovillo@google.com>
7195 * tree-pretty-print.c (dump_generic_node): Add break after
7196 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
7197 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
7198 FUNCTION_TYPE together. Call print_struct_decl when printing
7199 structures and TDF_SLIM is not given.
7200 (print_struct_decl): Fix logic for detecting recursion.
7202 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7205 * gcc.c (create_at_file): New.
7206 (compile_input_file_p): New.
7207 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
7208 * main.c (main): Update call to toplev_main.
7209 * toplev.c (toplev_main): Change signature. Call expandargv.
7210 * toplev.h (toplev_main): Change signature.
7212 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7214 * dwarf2out.c (field_byte_offset): Use the type size as the field size
7215 if the latter is not constant.
7217 2009-04-17 David Edelsohn <edelsohn@gnu.org>
7219 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
7221 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7223 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
7224 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
7226 2009-04-17 Richard Guenther <rguenther@suse.de>
7228 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7229 Handle component references view-converting an invariant address.
7231 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
7233 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
7234 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
7235 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
7236 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
7237 Use @deftypevr rather than @deftypevar.
7239 2009-04-17 Richard Guenther <rguenther@suse.de>
7241 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
7242 (get_prop_source_stmt): Likewise.
7243 (can_propagate_from): Likewise.
7245 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
7247 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
7248 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
7249 (--with-multilib-list): Add default value.
7250 * configure: Regenerate.
7251 * Makefile.in (TM_ENDIAN_CONFIG): Define.
7252 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
7253 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
7254 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
7255 Don't add default cpu to multilib list unnecessarily, but do enable
7256 the relevant compiler option..
7257 Add support for --with-multilib-list=<blank> and
7258 --with-multilib-list=!<somelib> to supress unwanted multilibs.
7259 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
7260 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
7261 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
7263 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
7264 (MULTILIB_OSDIRNAMES): New variable.
7265 * config/sh/t-1e: Delete file.
7266 * config/sh/t-mlib-sh1: Delete file.
7267 * config/sh/t-mlib-sh2: Delete file.
7268 * config/sh/t-mlib-sh2a: Delete file.
7269 * config/sh/t-mlib-sh2a-nofpu: Delete file.
7270 * config/sh/t-mlib-sh2a-single: Delete file.
7271 * config/sh/t-mlib-sh2a-single-only: Delete file.
7272 * config/sh/t-mlib-sh2e: Delete file.
7273 * config/sh/t-mlib-sh3e: Delete file.
7274 * config/sh/t-mlib-sh4: Delete file.
7275 * config/sh/t-mlib-sh4-nofpu: Delete file.
7276 * config/sh/t-mlib-sh4-single: Delete file.
7277 * config/sh/t-mlib-sh4-single-only: Delete file.
7278 * config/sh/t-mlib-sh4a: Delete file.
7279 * config/sh/t-mlib-sh4a-nofpu: Delete file.
7280 * config/sh/t-mlib-sh4a-single: Delete file.
7281 * config/sh/t-mlib-sh4a-single-only: Delete file.
7282 * config/sh/t-mlib-sh4al: Delete file.
7283 * config/sh/t-mlib-sh5-32media: Delete file.
7284 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
7285 * config/sh/t-mlib-sh5-64media: Delete file.
7286 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
7287 * config/sh/t-mlib-sh5-compact: Delete file.
7288 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
7289 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
7290 * doc/install.texi (Options specification): Add
7291 --with-multilib-list and --with-endian.
7293 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7295 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
7297 (OBJS-common): Add plugin-version.o.
7298 (plugin-version.o): New.
7299 * gcc-plugin.h (plugin_gcc_version): New.
7300 (plugin_default_version_check): New.
7301 (plugin_init_func, plugin_init): Add version argument.
7302 * plugin-version.c: New.
7303 * plugin.c (str_plugin_gcc_version_name): New.
7304 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
7305 pass it to the init function.
7306 (plugin_default_version_check): New.
7308 2009-04-17 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
7311 for decl-vs-decl disambiguation.
7313 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
7315 * config/s390/s390.h (s390_tune_attr): New macro definition.
7316 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
7318 2009-04-17 Richard Guenther <rguenther@suse.de>
7320 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
7321 (fold_stmt_r): Likewise.
7322 (maybe_fold_reference): New function.
7323 (fold_gimple_assign): Handle cases fold_stmt_r did.
7324 (fold_stmt): Do not use fold_stmt_r.
7325 (fold_stmt_inplace): Likewise.
7327 2009-04-17 Richard Guenther <rguenther@suse.de>
7329 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
7330 (record_equivalences_from_stmt): Remove useless checks and
7332 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
7333 the type is already suitable.
7335 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
7337 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
7339 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
7341 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
7342 (CMPtype): Define as __gcc_CMPtype.
7344 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
7346 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
7347 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
7349 2009-04-17 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/39746
7352 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
7353 special-casing for builtins and static variable use/def.
7354 (call_may_clobber_ref_p_1): Likewise.
7356 2009-04-16 Ian Lance Taylor <iant@google.com>
7358 * df.h: Include "timevar.h".
7359 (struct df_problem): Change tv_id field to timevar_id_t.
7360 * tree-pass.h: Include "timevar.h".
7361 (struct opt_pass): Change tv_id field to timevar_id_t.
7362 * timevar.h (timevar_id_t): Define TV_NONE.
7363 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
7364 TV_NONE rather than tv_id != 0.
7365 (execute_one_pass): Likewise.
7366 * Makefile.in (DF_H): Add $(TIMEVAR_H).
7367 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
7368 dependencies to $(TREE_PASS_H).
7369 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
7371 (pass_branch_target_load_optimize2): Likewise.
7372 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
7373 (pass_outof_cfg_layout_mode): Likewise.
7374 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
7375 (pass_rebuild_cgraph_edges): Likewise.
7376 (pass_remove_cgraph_callee_edges): Likewise.
7377 * df-core.c (pass_df_initialize_opt): Likewise.
7378 (pass_df_initialize_no_opt): Likewise.
7379 (pass_df_finish): Likewise.
7380 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7381 * except.c (pass_set_nothrow_function_flags): Likewise.
7382 (pass_convert_to_eh_region_ranges): Likewise.
7383 * final.c (pass_compute_alignments): Likewise.
7384 * function.c (pass_instantiate_virtual_regs): Likewise.
7385 (pass_init_function): Likewise.
7386 (pass_leaf_regs): Likewise.
7387 (pass_match_asm_constraints): Likewise.
7388 * gimple-low.c (pass_lower_cf): Likewise.
7389 (pass_mark_used_blocks): Likewise.
7390 * init-regs.c (pass_initialize_regs): Likewise.
7391 * integrate.c (pass_initial_value_sets): Likewise.
7392 * ira.c (pass_ira): Likewise.
7393 * jump.c (pass_cleanup_barriers): Likewise.
7394 * omp-low.c (pass_expand_omp): Likewise.
7395 (pass_lower_omp): Likewise.
7396 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
7397 * recog.c (pass_split_all_insns): Likewise.
7398 (pass_split_after_reload): Likewise.
7399 (pass_split_before_regstack): Likewise.
7400 (pass_split_before_sched2): Likewise.
7401 (pass_split_for_shorten_branches): Likewise.
7402 * reginfo.c (pass_reginfo_init): Likewise.
7403 (pass_subregs_of_mode_init): Likewise.
7404 (pass_subregs_of_mode_finish): Likewise.
7405 * passes.c (pass_postreload): Likewise.
7406 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
7407 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
7408 (pass_warn_function_return): Likewise.
7409 (pass_warn_function_noreturn): Likewise.
7410 * tree-complex.c (pass_lower_complex): Likewise.
7411 (pass_lower_complex_O0): Likewise.
7412 * tree-if-conv.c (pass_if_conversion): Likewise.
7413 * tree-into-ssa.c (pass_build_ssa): Likewise.
7414 * tree-mudflap.c (pass_mudflap_1): Likewise.
7415 (pass_mudflap_2): Likewise.
7416 * tree-nomudflap.c (pass_mudflap_1): Likewise.
7417 (pass_mudflap_2): Likewise.
7418 * tree-nrv.c (pass_return_slot): Likewise.
7419 * tree-object-size.c (pass_object_sizes): Likewise.
7420 * tree-optimize.c (pass_all_optimizations): Likewise.
7421 (pass_early_local_passes): Likewise.
7422 (pass_all_early_optimizations): Likewise.
7423 (pass_cleanup_cfg): Likewise.
7424 (pass_cleanup_cfg_post_optimizing): Likewise.
7425 (pass_free_datastructures): Likewise.
7426 (pass_free_cfg_annotations): Likewise.
7427 (pass_fixup_cfg): Likewise.
7428 (pass_init_datastructures): Likewise.
7429 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
7430 (pass_late_warn_uninitialized): Likewise.
7431 (pass_update_address_taken): Likewise.
7432 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
7433 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
7434 (pass_cse_sincos): Likewise.
7435 (pass_convert_to_rsqrt): Likewise.
7436 * tree-ssa-structalias.c (pass_build_alias): Likewise.
7437 * tree-stdarg.c (pass_stdarg): Likewise.
7438 * tree-tailcall.c (pass_tail_recursion): Likewise.
7439 (pass_tail_calls): Likewise.
7440 * tree-vect-generic.c (pass_lower_vector): Likewise.
7441 (pass_lower_vector_ssa): Likewise.
7442 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
7444 2009-04-16 Joseph Myers <joseph@codesourcery.com>
7446 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
7448 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
7450 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
7451 logical and signext.
7453 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
7456 * config/sh/predicates.md (arith_operand): Check if the operand
7457 of TRUNCATE is a REG.
7459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7461 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7462 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7466 * tree-iterator.c (tsi_split_statement_list_after,
7467 tsi_split_statement_list_before): Remove.
7468 * tree-iterator.h: Remove the prototypes for
7469 tsi_split_statement_list_after and tsi_split_statement_list_before.
7471 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7473 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
7474 * tree-ssa-propagate.h: Remove the prototype for
7475 stmt_makes_single_load.
7477 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7479 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
7480 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
7482 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7484 * tree-iterator.c (EXPR_LAST_BODY): Remove.
7486 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7488 * except.c (eh_region_outer_p): Remove.
7489 * except.h: Remove the prototype for eh_region_outer_p.
7491 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7493 * function.c (current_function_assembler_name): Remove.
7494 * function.h: Remove the prototype for
7495 current_function_assembler_name.
7497 2009-04-16 Ian Lance Taylor <iant@google.com>
7499 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
7500 (add_reg_note): Call alloc_reg_note.
7501 * rtl.h (alloc_reg_note): Declare.
7502 * combine.c (try_combine): Use alloc_reg_note.
7503 (recog_for_combine, move_deaths): Likewise.
7504 (distribute_notes): Use alloc_reg_note and add_reg_note.
7505 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
7506 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
7507 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
7509 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
7511 PR rtl-optimization/39762
7512 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
7513 ira_may_move_out_cost): Add comments about way of their usage.
7514 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
7516 * ira-conflicts.c (process_regs_for_copy): Use function
7517 ira_get_register_move_cost instead of global
7518 ira_register_move_cost.
7520 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
7521 color_pass, move_spill_restore, update_curr_costs): Ditto.
7523 * ira-lives.c (process_single_reg_class_operands): Ditto.
7525 * ira-emit.c (emit_move_list): Ditto.
7527 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
7528 (record_reg_classes): Ditto. Use functions
7529 ira_get_register_move_cost and ira_get_may_move_cost instead of
7530 global vars ira_register_move_cost, ira_may_move_out_cost and
7531 ira_may_move_in_cost.
7532 (record_address_regs): Don't call ira_init_register_move_cost.
7533 Use function ira_get_may_move_cost instead of global
7534 ira_may_move_in_cost.
7535 (process_bb_node_for_hard_reg_moves): Use function
7536 ira_get_register_move_cost instead of global ira_register_move_cost.
7537 (ira_costs): Don't call ira_init_register_move_cost.
7539 2009-04-16 Richard Guenther <rguenther@suse.de>
7541 * tree-cfg.c (verify_gimple_assign_binary):
7542 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
7543 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
7544 (create_general_new_stmt): Note that this function is broken.
7546 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7548 * common.opt (fhelp): Add Var(help_flag).
7549 * gcc-plugin.h (plugin_info): Add help.
7550 * plugin.c (plugin_name_args): Add help.
7551 (register_plugin_info): Set plugin->help.
7552 (print_help_one_plugin): New.
7553 (print_plugins_help): New.
7554 * plugin.h (print_plugins_help): New.
7555 * toplev.c (toplev_main): Call print_plugins_help if needed.
7557 2009-04-16 Richard Guenther <rguenther@suse.de>
7559 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
7560 (gimple_ior_addresses_taken_1): New function.
7561 (gimple_ior_addresses_taken): Likewise.
7562 * gimple.h (struct gimple_statement_with_ops_base): Remove
7563 addresses_taken member.
7564 (gimple_ior_addresses_taken): Declare.
7565 (gimple_addresses_taken, gimple_addresses_taken_ptr,
7566 gimple_set_addresses_taken): Remove.
7567 * ipa-reference.c (mark_address): New function.
7568 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7569 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7570 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7571 (gimple_add_to_addresses_taken): Remove.
7572 (get_tmr_operands): Call mark_address_taken.
7573 (get_asm_expr_operands): Likewise.
7574 (get_expr_operands): Likewise.
7575 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7576 (free_stmt_operands): Do not free it.
7577 * tree-ssa.c (delete_tree_ssa): Likewise.
7578 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7580 2009-04-16 Richard Guenther <rguenther@suse.de>
7582 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7583 (walk_stmt_load_store_ops): Likewise.
7584 * gimple.c (get_base_loadstore): New function.
7585 (walk_stmt_load_store_addr_ops): Likewise.
7586 (walk_stmt_load_store_ops): Likewise.
7587 * ipa-pure-const.c (check_op): Simplify.
7588 (check_load, check_store): New functions.
7589 (check_stmt): Use walk_stmt_load_store_ops.
7590 * ipa-reference.c (mark_load): Adjust signature.
7591 (mark_store): Likewise.
7592 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7594 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7596 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7598 * opts.c (common_handle_option): Don't call print_version.
7599 * plugin.c (plugin_name_args): Add version.
7600 (register_plugin_info): New.
7601 (register_callback): Handle PLUGIN_INFO.
7602 (try_init_one_plugin): New.
7603 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7605 (finalize_one_plugin): New.
7606 (finalize_plugins): New.
7607 (print_one_plugin): New.
7608 (print_plugins_versions): New.
7609 * plugin.h (print_plugins_versions): New.
7610 (finalize_plugins): New.
7611 * toplev.c (compile_file): Don't call initialize_plugins.
7612 (print_version): Call print_plugins_versions.
7613 (toplev_main): Call initialize_plugins. Print version if needed.
7614 Call finalize_plugins.
7616 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7618 * common.opt (fversion): New.
7619 * gcc.c (print_version): New.
7620 (process_command): Don't print the version. Just set print_version.
7621 (main): Print version. Call subprocesses if print_version and
7622 verbose_flag are set.
7623 * opts.c (common_handle_option): Handle OPT_fversion.
7625 2009-04-16 Richard Guenther <rguenther@suse.de>
7626 Ira Rosen <irar@il.ibm.com>
7628 PR tree-optimization/39698
7629 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7630 type of the reduction variable. Only generate the def if
7633 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7634 make sure to first convert to an integer of the same precision.
7635 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7636 the type of the evolution correctly in computing the new
7637 induction variable base.
7639 2009-04-16 Richard Guenther <rguenther@suse.de>
7642 * tree-cfg.c (make_blocks): Split statements with to-be
7643 abnormal SSA names on the lhs.
7645 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7647 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7648 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7649 * c-typeck.c (really_start_incremental_init): Likewise.
7650 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7651 (TARGET_INITIALIZER): Remove it.
7652 * target.h (struct target): Remove vector_opaque_p.
7653 * tree.c (build_opaque_vector_type): New.
7654 * tree.h (TYPE_VECTOR_OPAQUE): New.
7655 (build_opaque_vector_type): Declare.
7656 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7657 * config/rs6000/rs6000.c (build_opaque_vector_type,
7658 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7659 (rs6000_init_builtins): Use build_opaque_vector_type for
7660 opaque_V4SI_type_node.
7662 2009-04-15 Catherine Moore <clm@codesourcery.com>
7664 * debug.h (set_name): Declare.
7665 * dwarf2out.c (dwarf2out_set_name): Declare.
7666 (dwarf2_debug_hooks): Add set_name.
7667 (find_AT_string): New.
7668 (add_AT_string): Call find_AT_string.
7669 (dwarf2out_set_name): New.
7670 * cp/decl.c (grokdeclarator): Call set_name.
7671 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7672 * debug.c (do_nothing_debug_hooks): Likewise.
7673 * dbxout.c (dbx_debug_hooks): Likewise.
7674 * sdbout.c (sdb_debug_hooks): Likewise.
7676 2009-04-15 Michael Eager <eager@eagercon.com>
7678 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7679 reg for single-precision FPU.
7680 * config/rs6000/rs6000.md (movsi_internal1): Only for
7682 (movsi_internal1_single): New. Add pattern to move SI values to/from
7683 single-precision FP regs.
7685 2009-04-15 Richard Guenther <rguenther@suse.de>
7687 * omp-low.c (lower_rec_input_clauses): Build correct address
7689 (expand_omp_for_generic): Fix multiplication type.
7690 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7691 (generate_memset_zero): Fix types.
7692 * tree-profile.c (prepare_instrumented_value): Correctly
7695 2009-04-15 Ian Lance Taylor <iant@google.com>
7697 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7698 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7699 for -Wall and for -Wc++-compat.
7700 (c_common_post_options): For C++, set warn_enum_compare if not
7702 * c-tree.h (struct c_expr): Add field original_type.
7703 (build_external_ref): Update declaration.
7704 * c-parser.c (c_parser_braced_init): Set original_type.
7705 (c_parser_initelt): Likewise.
7706 (c_parser_expr_no_commas): Likewise.
7707 (c_parser_conditional_expression): Likewise.
7708 (c_parser_cast_expression): Likewise.
7709 (c_parser_unary_expression): Likewise. Pull setting of
7710 original_code to top of function.
7711 (c_parser_sizeof_expression): Set original_type.
7712 (c_parser_alignof_expression): Likewise.
7713 (c_parser_postfix_expression): Likewise. Pull setting of
7714 original_code to top of function.
7715 (c_parser_postfix_expression_after_paren_type): Set original_type.
7716 (c_parser_postfix_expression_after_primary): Likewise.
7717 (c_parser_expression): Likewise.
7718 * c-typeck.c (build_external_ref): Add type parameter. Change all
7720 (c_expr_sizeof_expr): Set original_type field.
7721 (parser_build_unary_op): Likewise.
7722 (parser_build_binary_op): Likewise. Optionally warn about
7723 comparisons of enums of different types.
7724 (digest_init): Set original_type field.
7725 (really_start_incremental_init): Likewise.
7726 (push_init_level, pop_init_level): Likewise.
7727 * doc/invoke.texi (Warning Options): -Wenum-compare now
7730 2009-04-15 Richard Guenther <rguenther@suse.de>
7732 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7733 out a necessary conversion.
7734 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7735 names we didn't value number.
7736 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7738 2009-04-15 Richard Guenther <rguenther@suse.de>
7740 PR tree-optimization/39764
7741 * tree-ssa-ccp.c (get_value): Canonicalize value with
7742 canonicalize_float_value.
7744 2009-04-15 Jan Hubicka <jh@suse.cz>
7746 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7747 Wrong version of patch.
7749 2009-04-15 Jan Hubicka <jh@suse.cz>
7751 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7753 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7755 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7756 our distinct integral and vector types.
7758 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7760 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7761 * init.c (build_vtbl_address): Remove call to assemble_external.
7763 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7765 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7766 output for other floating point modes.
7768 2009-04-14 Diego Novillo <dnovillo@google.com>
7770 * diagnostic.c (diagnostic_report_diagnostic): Do not
7771 warn about loaded plugins for DK_ERROR and DK_WARNING.
7772 * c-decl.c (declspecs_add_type): Move call to
7773 invoke_plugin_callbacks ...
7774 * c-parser.c (c_parser_declspecs): ... here.
7775 * plugin.c (dump_active_plugins): Tidy output.
7777 2009-04-14 Diego Novillo <dnovillo@google.com>
7778 Le-Chun Wu <lcwu@google.com>
7780 * configure.ac: Add --enable-plugin support.
7781 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7782 * Makefile.in (PLUGIN_H): Define.
7783 Export ENABLE_PLUGIN and GMPINC to site.exp.
7784 Add PLUGINLIBS to link command.
7785 Add/modify dependencies for plugin.o and files including plugin.h.
7787 * config.in: Regenerate.
7789 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7792 2009-04-14 Le-Chun Wu <lcwu@google.com>
7794 * tree-pass.h (register_one_dump_file): Add a prototype for
7795 register_one_dump_file.
7796 * toplev.c (compile_file): Call initialize_plugins.
7797 (do_compile): Call invoke_plugin_callbacks.
7798 (toplev_main): Call invoke_plugin_callbacks.
7799 * common.opt: Add -fplugin= and -fplugin-arg-.
7800 * gcc-plugin.h: New public header file for plugins to include.
7801 * plugin.c: New source file.
7802 * plugin.h: New internal header file.
7803 * passes.c (register_one_dump_file): Make it external.
7805 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7807 2009-04-14 Diego Novillo <dnovillo@google.com>
7809 * doc/plugins.texi: New.
7810 * doc/gccint.texi: Add reference to Plugins chapter.
7811 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7812 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7813 loaded plugins, if any.
7814 * timevar.def (TV_PLUGIN_INIT): Define.
7815 (TV_PLUGIN_RUN): Define.
7816 * plugin.c: Include timevar.h
7817 (plugins_active_p): New.
7818 (dump_active_plugins): New.
7819 (debug_active_plugins): New.
7821 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7823 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7825 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7827 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7829 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7830 the same as a minus without a shift.
7832 2009-04-14 Nick Clifton <nickc@redhat.com>
7834 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7835 comparisons with small integers will always produce a short
7838 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7841 2008-12-19 Diego Novillo <dnovillo@google.com>
7843 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7845 2009-04-14 Richard Guenther <rguenther@suse.de>
7847 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7849 (verify_gimple_assign_binary): Likewise. Handle shifts and
7851 (verify_gimple_phi): Print the mismatched argument position.
7852 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7854 (vect_update_init_of_dr): Likewise.
7855 * matrix-reorg.c (transform_access_sites): Do what the
7857 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7859 2009-04-13 Michael Eager <eager@eagercon.com>
7861 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7862 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7863 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7864 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7865 remove duplicate config
7867 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7869 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7870 file_name:line_number type locator of the call site.
7872 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7874 * genautomata.c: Put blank after comma.
7875 (automaton_decls): New.
7876 (struct unit_usage): Add comments to member next.
7877 (store_alt_unit_usage): Keep the list ordered.
7878 (unit_present_on_list_p, equal_alternatives_p): New.
7879 (check_regexp_units_distribution): Check units distribution
7880 correctness correctly.
7881 (main): Don't write automata if error is found. Return correct
7884 * config/m68k/cf.md (cfv4_ds): Remove.
7885 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7886 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7888 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7889 power4-load-ext, power4-store, power4-store-update,
7890 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7891 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7892 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7893 power4-sqrt, power4-isync): Modify reservation to make correct
7894 unit distribution to automata.
7896 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7897 power5-store-update, power5-two, power5-three, power5-lmul,
7898 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7900 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7902 * except.c (pass_set_nothrow_function_flags): Set name and add
7904 (set_nothrow_function_flags): Mention in the dump file when
7905 changing a function to nothrow.
7907 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7910 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7911 instead of unsigned long.
7913 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7915 * config/arm/arm.c (return_used_this_function): Remove.
7916 (arm_output_function_prologue): Remove use of
7917 return_used_this_function.
7918 (output_return_instruction): Replace use of
7919 return_used_this_function
7920 by cfun->machine->return_used_this_function.
7921 (arm_output_epilogue): Likewise.
7922 (arm_output_function_epilogue): Likewise.
7923 (thumb_unexpanded_epilogue): Likewise.
7924 * config/arm/arm.h (struct machine_function):
7925 New member return_used_this_function.
7927 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7929 * doc/install.texi: Correct description of default directory for
7930 --with-gxx-include-dir.
7932 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7934 * fold-const.c (build_range_check): Properly deal with enumeral and
7937 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7939 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7940 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7941 * params.h (MAX_GCSE_PASSES): Remove.
7942 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7943 in sequence. Remove ability to run multiple passes.
7944 (bypass_jumps): Report run as third CPROP pass.
7946 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7949 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7950 when deciding whether the whole SEQUENCE can throw.
7952 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7955 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7956 offseted label references.
7958 2009-04-11 Jan Hubicka <jh@suse.cz>
7960 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7962 2009-04-11 Richard Guenther <rguenther@suse.de>
7965 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7966 return variables as TREE_ADDRESSABLE.
7968 2009-04-11 Richard Guenther <rguenther@suse.de>
7970 PR tree-optimization/39713
7971 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7972 reference trees have SSA_NAME operands.
7974 2009-04-11 Richard Guenther <rguenther@suse.de>
7977 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7978 address expressions.
7980 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7982 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7983 match changes in Cygwin 1.7
7984 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7985 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7987 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7989 PR tree-optimization/39701
7990 * doc/invoke.texi (Optimization Options): Document change in
7991 meaning and initialization of -fdelete-null-pointer-checks.
7993 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7996 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7998 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
8001 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
8003 2009-04-10 Chao-ying Fu <fu@mips.com>
8005 * doc/tm.texi (Instruction Output): Document
8006 TARGET_ASM_FINAL_POSTSCAN_INSN.
8007 * target.h (final_postscan_insn): New field in asm_out.
8008 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8009 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
8010 * final.c (final_scan_insn): Call
8011 targetm.asm_out.final_postscan_insn after outputting
8012 an asm macro and a normal instruction.
8014 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
8015 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
8016 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
8017 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
8018 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8020 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
8023 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
8024 variables as non-NULL even with -fdelete-null-pointer-checks.
8026 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
8028 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
8030 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
8033 * config/i386/i386.c (classify_argument): Handle SCmode with
8034 (bit_offset % 64) != 0.
8036 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
8038 * doc/invoke.texi (Optimize Options): Add cross-reference to
8039 -Q --help=optimizers examples.
8041 2009-04-10 Ben Elliston <bje@au.ibm.com>
8044 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
8045 regalign for the reg == fpr and TDmode case.
8047 2009-04-09 David Ayers <ayers@fsfe.org>
8050 * objc/objc-act.c (warn_with_method): Remove helper function.
8051 (check_duplicates): Call warning and inform directly.
8052 (really_start_method): Likewise.
8054 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8056 * expmed.c (expand_divmod): Always use a comparison for a division
8057 by a large unsigned integer.
8059 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
8060 for things others than variables or functions as nonzero.
8062 2009-04-09 Nick Clifton <nickc@redhat.com>
8064 * unwind-compat.c: Change copyright header to refer to version
8065 3 of the GNU General Public License with version 3.1 of the
8066 GCC Runtime Library Exception and to point readers at the
8067 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
8068 * config/alpha/crtfastmath.c: Likewise.
8069 * config/alpha/linux-unwind.h: Likewise.
8070 * config/alpha/qrnnd.asm: Likewise.
8071 * config/alpha/vms-crt0-64.c: Likewise.
8072 * config/alpha/vms-crt0.c: Likewise.
8073 * config/alpha/vms-dwarf2.asm: Likewise.
8074 * config/alpha/vms-dwarf2eh.asm: Likewise.
8075 * config/alpha/vms-psxcrt0-64.c: Likewise.
8076 * config/alpha/vms-psxcrt0.c: Likewise.
8077 * config/alpha/vms_tramp.asm: Likewise.
8078 * config/arc/initfini.c: Likewise.
8079 * config/arc/lib1funcs.asm: Likewise.
8080 * config/arm/bpabi-v6m.S: Likewise.
8081 * config/arm/bpabi.S: Likewise.
8082 * config/arm/bpabi.c: Likewise.
8083 * config/arm/crti.asm: Likewise.
8084 * config/arm/crtn.asm: Likewise.
8085 * config/arm/ieee754-df.S: Likewise.
8086 * config/arm/ieee754-sf.S: Likewise.
8087 * config/arm/lib1funcs.asm: Likewise.
8088 * config/arm/libunwind.S: Likewise.
8089 * config/arm/linux-atomic.c: Likewise.
8090 * config/arm/mmintrin.h: Likewise.
8091 * config/arm/pr-support.c: Likewise.
8092 * config/arm/unaligned-funcs.c: Likewise.
8093 * config/arm/unwind-arm.c: Likewise.
8094 * config/arm/unwind-arm.h: Likewise.
8095 * config/avr/libgcc.S: Likewise.
8096 * config/bfin/crti.s: Likewise.
8097 * config/bfin/crtlibid.s: Likewise.
8098 * config/bfin/crtn.s: Likewise.
8099 * config/bfin/lib1funcs.asm: Likewise.
8100 * config/bfin/linux-unwind.h: Likewise.
8101 * config/cris/arit.c: Likewise.
8102 * config/cris/cris_abi_symbol.c: Likewise.
8103 * config/darwin-64.c: Likewise.
8104 * config/darwin-crt2.c: Likewise.
8105 * config/darwin-crt3.c: Likewise.
8106 * config/darwin.h: Likewise.
8107 * config/dbxelf.h: Likewise.
8108 * config/dfp-bit.c: Likewise.
8109 * config/dfp-bit.h: Likewise.
8110 * config/elfos.h: Likewise.
8111 * config/fixed-bit.c: Likewise.
8112 * config/fixed-bit.h: Likewise.
8113 * config/fp-bit.c: Likewise.
8114 * config/fp-bit.h: Likewise.
8115 * config/fr30/crti.asm: Likewise.
8116 * config/fr30/crtn.asm: Likewise.
8117 * config/fr30/lib1funcs.asm: Likewise.
8118 * config/freebsd-spec.h: Likewise.
8119 * config/frv/cmovd.c: Likewise.
8120 * config/frv/cmovh.c: Likewise.
8121 * config/frv/cmovw.c: Likewise.
8122 * config/frv/frvbegin.c: Likewise.
8123 * config/frv/frvend.c: Likewise.
8124 * config/frv/lib1funcs.asm: Likewise.
8125 * config/glibc-stdint.h: Likewise.
8126 * config/h8300/clzhi2.c: Likewise.
8127 * config/h8300/crti.asm: Likewise.
8128 * config/h8300/crtn.asm: Likewise.
8129 * config/h8300/ctzhi2.c: Likewise.
8130 * config/h8300/fixunssfsi.c: Likewise.
8131 * config/h8300/lib1funcs.asm: Likewise.
8132 * config/h8300/parityhi2.c: Likewise.
8133 * config/h8300/popcounthi2.c: Likewise.
8134 * config/i386/ammintrin.h: Likewise.
8135 * config/i386/att.h: Likewise.
8136 * config/i386/avxintrin.h: Likewise.
8137 * config/i386/biarch64.h: Likewise.
8138 * config/i386/bmmintrin.h: Likewise.
8139 * config/i386/cpuid.h: Likewise.
8140 * config/i386/cross-stdarg.h: Likewise.
8141 * config/i386/crtfastmath.c: Likewise.
8142 * config/i386/crtprec.c: Likewise.
8143 * config/i386/cygming-crtbegin.c: Likewise.
8144 * config/i386/cygming-crtend.c: Likewise.
8145 * config/i386/cygwin.asm: Likewise.
8146 * config/i386/emmintrin.h: Likewise.
8147 * config/i386/gmm_malloc.h: Likewise.
8148 * config/i386/gthr-win32.c: Likewise.
8149 * config/i386/i386.h: Likewise.
8150 * config/i386/immintrin.h: Likewise.
8151 * config/i386/linux-unwind.h: Likewise.
8152 * config/i386/linux64.h: Likewise.
8153 * config/i386/mm3dnow.h: Likewise.
8154 * config/i386/mmintrin-common.h: Likewise.
8155 * config/i386/mmintrin.h: Likewise.
8156 * config/i386/nmmintrin.h: Likewise.
8157 * config/i386/pmm_malloc.h: Likewise.
8158 * config/i386/pmmintrin.h: Likewise.
8159 * config/i386/smmintrin.h: Likewise.
8160 * config/i386/sol2-c1.asm: Likewise.
8161 * config/i386/sol2-ci.asm: Likewise.
8162 * config/i386/sol2-cn.asm: Likewise.
8163 * config/i386/sol2-gc1.asm: Likewise.
8164 * config/i386/tmmintrin.h: Likewise.
8165 * config/i386/unix.h: Likewise.
8166 * config/i386/w32-unwind.h: Likewise.
8167 * config/i386/wmmintrin.h: Likewise.
8168 * config/i386/x86-64.h: Likewise.
8169 * config/i386/x86intrin.h: Likewise.
8170 * config/i386/xmmintrin.h: Likewise.
8171 * config/ia64/crtbegin.asm: Likewise.
8172 * config/ia64/crtend.asm: Likewise.
8173 * config/ia64/crtfastmath.c: Likewise.
8174 * config/ia64/crti.asm: Likewise.
8175 * config/ia64/crtn.asm: Likewise.
8176 * config/ia64/fde-glibc.c: Likewise.
8177 * config/ia64/lib1funcs.asm: Likewise.
8178 * config/ia64/linux-unwind.h: Likewise.
8179 * config/ia64/quadlib.c: Likewise.
8180 * config/ia64/unwind-ia64.c: Likewise.
8181 * config/linux.h: Likewise.
8182 * config/m32c/m32c-lib1.S: Likewise.
8183 * config/m32c/m32c-lib2-trapv.c: Likewise.
8184 * config/m32c/m32c-lib2.c: Likewise.
8185 * config/m32r/initfini.c: Likewise.
8186 * config/m68hc11/larith.asm: Likewise.
8187 * config/m68hc11/m68hc11-crt0.S: Likewise.
8188 * config/m68k/cf.md: Likewise.
8189 * config/m68k/crti.s: Likewise.
8190 * config/m68k/crtn.s: Likewise.
8191 * config/m68k/lb1sf68.asm: Likewise.
8192 * config/m68k/linux-unwind.h: Likewise.
8193 * config/mcore/crti.asm: Likewise.
8194 * config/mcore/crtn.asm: Likewise.
8195 * config/mcore/lib1.asm: Likewise.
8196 * config/mips/linux-unwind.h: Likewise.
8197 * config/mips/loongson.h: Likewise.
8198 * config/mips/mips16.S: Likewise.
8199 * config/mmix/crti.asm: Likewise.
8200 * config/mmix/crtn.asm: Likewise.
8201 * config/pa/fptr.c: Likewise.
8202 * config/pa/hpux-unwind.h: Likewise.
8203 * config/pa/lib2funcs.asm: Likewise.
8204 * config/pa/linux-atomic.c: Likewise.
8205 * config/pa/linux-unwind.h: Likewise.
8206 * config/pa/milli64.S: Likewise.
8207 * config/pa/quadlib.c: Likewise.
8208 * config/pa/stublib.c: Likewise.
8209 * config/picochip/libgccExtras/adddi3.asm: Likewise.
8210 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
8211 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
8212 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
8213 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
8214 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
8215 * config/picochip/libgccExtras/divmod15.asm: Likewise.
8216 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
8217 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
8218 * config/picochip/libgccExtras/longjmp.asm: Likewise.
8219 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
8220 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
8221 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
8222 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
8223 * config/picochip/libgccExtras/setjmp.asm: Likewise.
8224 * config/picochip/libgccExtras/subdi3.asm: Likewise.
8225 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
8226 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
8227 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
8228 * config/rs6000/750cl.h: Likewise.
8229 * config/rs6000/altivec.h: Likewise.
8230 * config/rs6000/biarch64.h: Likewise.
8231 * config/rs6000/crtresfpr.asm: Likewise.
8232 * config/rs6000/crtresgpr.asm: Likewise.
8233 * config/rs6000/crtresxfpr.asm: Likewise.
8234 * config/rs6000/crtresxgpr.asm: Likewise.
8235 * config/rs6000/crtsavfpr.asm: Likewise.
8236 * config/rs6000/crtsavgpr.asm: Likewise.
8237 * config/rs6000/darwin-asm.h: Likewise.
8238 * config/rs6000/darwin-fallback.c: Likewise.
8239 * config/rs6000/darwin-fpsave.asm: Likewise.
8240 * config/rs6000/darwin-ldouble.c: Likewise.
8241 * config/rs6000/darwin-tramp.asm: Likewise.
8242 * config/rs6000/darwin-unwind.h: Likewise.
8243 * config/rs6000/darwin-vecsave.asm: Likewise.
8244 * config/rs6000/darwin-world.asm: Likewise.
8245 * config/rs6000/e500crtres32gpr.asm: Likewise.
8246 * config/rs6000/e500crtres64gpr.asm: Likewise.
8247 * config/rs6000/e500crtres64gprctr.asm: Likewise.
8248 * config/rs6000/e500crtrest32gpr.asm: Likewise.
8249 * config/rs6000/e500crtrest64gpr.asm: Likewise.
8250 * config/rs6000/e500crtresx32gpr.asm: Likewise.
8251 * config/rs6000/e500crtresx64gpr.asm: Likewise.
8252 * config/rs6000/e500crtsav32gpr.asm: Likewise.
8253 * config/rs6000/e500crtsav64gpr.asm: Likewise.
8254 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
8255 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
8256 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
8257 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
8258 * config/rs6000/eabi-ci.asm: Likewise.
8259 * config/rs6000/eabi-cn.asm: Likewise.
8260 * config/rs6000/eabi.asm: Likewise.
8261 * config/rs6000/linux-unwind.h: Likewise.
8262 * config/rs6000/linux64.h: Likewise.
8263 * config/rs6000/paired.h: Likewise.
8264 * config/rs6000/paired.md: Likewise.
8265 * config/rs6000/ppc64-fp.c: Likewise.
8266 * config/rs6000/ppu_intrinsics.h: Likewise.
8267 * config/rs6000/rs6000.h: Likewise.
8268 * config/rs6000/si2vmx.h: Likewise.
8269 * config/rs6000/sol-ci.asm: Likewise.
8270 * config/rs6000/sol-cn.asm: Likewise.
8271 * config/rs6000/spe.h: Likewise.
8272 * config/rs6000/spu2vmx.h: Likewise.
8273 * config/rs6000/sysv4.h: Likewise.
8274 * config/rs6000/tramp.asm: Likewise.
8275 * config/rs6000/vec_types.h: Likewise.
8276 * config/s390/linux-unwind.h: Likewise.
8277 * config/s390/tpf-unwind.h: Likewise.
8278 * config/score/crti.asm: Likewise.
8279 * config/score/crtn.asm: Likewise.
8280 * config/sh/crt1.asm: Likewise.
8281 * config/sh/crti.asm: Likewise.
8282 * config/sh/crtn.asm: Likewise.
8283 * config/sh/divtab-sh4-300.c: Likewise.
8284 * config/sh/divtab-sh4.c: Likewise.
8285 * config/sh/divtab.c: Likewise.
8286 * config/sh/lib1funcs-4-300.asm: Likewise.
8287 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
8288 * config/sh/lib1funcs.asm: Likewise.
8289 * config/sh/lib1funcs.h: Likewise.
8290 * config/sh/linux-atomic.asm: Likewise.
8291 * config/sh/linux-unwind.h: Likewise.
8292 * config/sh/shmedia.h: Likewise.
8293 * config/sh/sshmedia.h: Likewise.
8294 * config/sh/ushmedia.h: Likewise.
8295 * config/sparc/crtfastmath.c: Likewise.
8296 * config/sparc/linux-unwind.h: Likewise.
8297 * config/sparc/sol2-c1.asm: Likewise.
8298 * config/sparc/sol2-ci.asm: Likewise.
8299 * config/sparc/sol2-cn.asm: Likewise.
8300 * config/spu/divmodti4.c: Likewise.
8301 * config/spu/divv2df3.c: Likewise.
8302 * config/spu/float_disf.c: Likewise.
8303 * config/spu/float_unsdidf.c: Likewise.
8304 * config/spu/float_unsdisf.c: Likewise.
8305 * config/spu/float_unssidf.c: Likewise.
8306 * config/spu/mfc_multi_tag_release.c: Likewise.
8307 * config/spu/mfc_multi_tag_reserve.c: Likewise.
8308 * config/spu/mfc_tag_release.c: Likewise.
8309 * config/spu/mfc_tag_reserve.c: Likewise.
8310 * config/spu/mfc_tag_table.c: Likewise.
8311 * config/spu/multi3.c: Likewise.
8312 * config/spu/spu_internals.h: Likewise.
8313 * config/spu/spu_intrinsics.h: Likewise.
8314 * config/spu/spu_mfcio.h: Likewise.
8315 * config/spu/vec_types.h: Likewise.
8316 * config/spu/vmx2spu.h: Likewise.
8317 * config/stormy16/stormy16-lib2.c: Likewise.
8318 * config/svr4.h: Likewise.
8319 * config/sync.c: Likewise.
8320 * config/v850/lib1funcs.asm: Likewise.
8321 * config/vxlib-tls.c: Likewise.
8322 * config/vxlib.c: Likewise.
8323 * config/vxworks-dummy.h: Likewise.
8324 * config/xtensa/crti.asm: Likewise.
8325 * config/xtensa/crtn.asm: Likewise.
8326 * config/xtensa/ieee754-df.S: Likewise.
8327 * config/xtensa/ieee754-sf.S: Likewise.
8328 * config/xtensa/lib1funcs.asm: Likewise.
8329 * config/xtensa/lib2funcs.S: Likewise.
8330 * config/xtensa/linux-unwind.h: Likewise.
8331 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
8332 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
8333 * coretypes.h: Likewise.
8334 * crtstuff.c: Likewise.
8335 * defaults.h: Likewise.
8336 * dwarf2.h: Likewise.
8337 * emutls.c: Likewise.
8338 * gbl-ctors.h: Likewise.
8339 * gcov-io.h: Likewise.
8340 * ginclude/float.h: Likewise.
8341 * ginclude/iso646.h: Likewise.
8342 * ginclude/stdarg.h: Likewise.
8343 * ginclude/stdbool.h: Likewise.
8344 * ginclude/stddef.h: Likewise.
8345 * ginclude/stdfix.h: Likewise.
8346 * ginclude/stdint-gcc.h: Likewise.
8347 * ginclude/tgmath.h: Likewise.
8348 * gthr-aix.h: Likewise.
8349 * gthr-dce.h: Likewise.
8350 * gthr-gnat.c: Likewise.
8351 * gthr-gnat.h: Likewise.
8352 * gthr-lynx.h: Likewise.
8353 * gthr-mipssde.h: Likewise.
8354 * gthr-nks.h: Likewise.
8355 * gthr-posix.c: Likewise.
8356 * gthr-posix.h: Likewise.
8357 * gthr-posix95.h: Likewise.
8358 * gthr-rtems.h: Likewise.
8359 * gthr-single.h: Likewise.
8360 * gthr-solaris.h: Likewise.
8361 * gthr-tpf.h: Likewise.
8362 * gthr-vxworks.h: Likewise.
8363 * gthr-win32.h: Likewise.
8365 * libgcc2.c: Likewise.
8366 * libgcc2.h: Likewise.
8367 * libgcov.c: Likewise.
8368 * tsystem.h: Likewise.
8369 * typeclass.h: Likewise.
8370 * unwind-c.c: Likewise.
8371 * unwind-compat.h: Likewise.
8372 * unwind-dw2-fde-compat.c: Likewise.
8373 * unwind-dw2-fde-darwin.c: Likewise.
8374 * unwind-dw2-fde-glibc.c: Likewise.
8375 * unwind-dw2-fde.c: Likewise.
8376 * unwind-dw2-fde.h: Likewise.
8377 * unwind-dw2.c: Likewise.
8378 * unwind-dw2.h: Likewise.
8379 * unwind-generic.h: Likewise.
8380 * unwind-pe.h: Likewise.
8381 * unwind-sjlj.c: Likewise.
8382 * unwind.inc: Likewise.
8383 * config/arm/neon-gen.ml: Change generated copyright header to
8384 refer to version 3 of the GNU General Public License with
8385 version 3.1 of the GCC Runtime Library Exception and to point
8386 readers at the COPYING3 and COPYING3.RUNTIME files and the
8387 FSF's license web page.
8388 * config/arm/arm_neon.h: Regenerate.
8390 2009-04-09 Jakub Jelinek <jakub@redhat.com>
8392 * config/cris/cris.md: Change copyright header to refer to version
8393 3 of the GNU General Public License.
8394 * doc/install.texi2html: Change copyright header to refer to version
8395 3 of the GNU General Public License and to point readers at the
8396 COPYING3 file and the FSF's license web page.
8397 * config/vax/linux.h: Likewise.
8399 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8401 * config/i386/i386.md (cmpcc): New.
8402 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
8403 (sync_compare_and_swap_cc*): Delete.
8405 * config/s390/s390.c (s390_compare_emitted): Remove.
8406 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
8407 s390_compare_emitted used to be handled. Assert that modes match.
8408 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
8409 refer to sync_compare_and_swap_ccsi.
8410 * config/s390/s390.h (s390_compare_emitted): Remove.
8411 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
8412 instead of s390_compare_emitted.
8413 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
8414 instead of s390_compare_emitted.
8415 * config/s390/s390.md (cmpcc): New.
8416 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
8417 CC_REGNUM, do not pretend it's set.
8418 (sync_compare_and_swap_cc*): Delete.
8419 * config/s390/predicates.md (cc_reg_operand): New.
8421 * expr.c (sync_compare_and_swap_cc): Delete.
8422 * optabs.h (sync_compare_and_swap_cc): Delete.
8423 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
8424 is being used with can_compare_p.
8425 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
8427 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
8428 look for a MODE_CC set instead. Use emit_store_flag.
8429 (expand_compare_and_swap_loop): Likewise, with some additional
8430 complication to avoid a force_reg when useless. Use
8431 emit_cmp_and_jump_insns.
8432 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
8433 * doc/md.texi (sync_compare_and_swap_cc): Merge with
8434 sync_compare_and_swap documentation.
8436 2009-04-09 Jan Hubicka <jh@suse.cz>
8438 * except.c (find_prev_try): Break out from ....
8439 (duplicate_eh_regions): ... here; properly update prev_try pointers
8440 when duplication part of tree.
8441 (dump_eh_tree): Improve dumping.
8442 (verify_eh_region): New.
8443 (verify_eh_tree): Use it.
8445 2009-04-06 Richard Guenther <rguenther@suse.de>
8447 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
8448 &ARRAY addresses by adjusting their types and prepending
8450 * tree-cfg.c (verify_gimple_assign_single): Verify that
8451 addresses are correct.
8453 2009-04-09 Richard Guenther <rguenther@suse.de>
8455 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
8456 indices into an array reference if possible.
8457 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8458 Fold POINTER_PLUS_EXPR statements with invariant address.
8460 2009-04-09 Alan Modra <amodra@bigpond.net.au>
8463 * config.gcc (powerpc64-*-linux*): Always build biarch.
8465 2009-04-09 Joseph Myers <joseph@codesourcery.com>
8468 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
8469 it and pedwarn if this results in an INTEGER_CST.
8471 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8473 * doc/install.texi: Update minimum GMP version. Remove obsolete
8474 text in MPFR section.
8476 2009-04-08 Jakub Jelinek <jakub@redhat.com>
8478 * dwarf2out.c (class_scope_p): New static inline.
8479 (class_or_namespace_scope_p): Use it.
8480 (gen_variable_die): Use DW_TAG_member tag for static data member
8481 declarations instead of DW_TAG_variable.
8484 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
8487 2009-04-08 Richard Guenther <rguenther@suse.de>
8489 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
8490 valueize random data.
8492 2009-04-08 David Edelsohn <edelsohn@gnu.org>
8494 * config.gcc (aix tm_file): Add aix-stdint.h.
8495 (aix tm clause use_gcc_stdint): Set to wrap.
8496 * config/rs6000/aix-stdint.h: New file.
8498 2009-04-08 Richard Guenther <rguenther@suse.de>
8501 * tree-dfa.c (add_referenced_var): Do not recurse into
8502 global initializers.
8503 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
8505 (fold_const_aggregate_ref): Likewise.
8507 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8509 * recog.c (ordered_comparison_operator): New.
8510 * gensupport.c (std_preds): Add it.
8511 * doc/md.texi (Machine-Independent Predicates): Document it.
8513 2009-04-08 Jan Hubicka <jh@suse.cz>
8515 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
8516 * function.h (rtl_eh): Remove exception_handler_label_map.
8517 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
8518 remove_exception_handler_label, for_each_eh_label_1): Remove.
8519 (rtl_remove_unreachable_regions): Remove.
8520 (convert_from_eh_region_ranges): Do not remove unreachable regions.
8521 (find_exception_handler_labels): Don't build the hashtable.
8522 (maybe_remove_eh_handler): Remove.
8523 (for_each_eh_label): Rewrite to walk the tree.
8524 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
8525 * except.h (maybe_remove_eh_handler): Remove.
8526 * passes.c (init_optimization_passes): Schedule second EH cleanup
8528 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
8529 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
8531 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8533 * genoutput.c (validate_optab_operands): New.
8534 (gen_insn, gen_expand): Call it.
8536 * genflags.c (gen_insn): Detect misused iterators.
8537 (main): Pass line_no to gen_insn, exit with status 1 on error.
8539 * genextract.c (line_no): Make global.
8540 (VEC_safe_set_locstr): Change assertion to error message.
8541 (main): Exit with status 1 on error.
8543 2009-04-08 Joseph Myers <joseph@codesourcery.com>
8547 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8548 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8549 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
8550 * c-convert.c (convert): Do not call fold on results of conversion
8551 functions when the result is a C_MAYBE_CONST_EXPR.
8552 * c-parser.c (c_parser_postfix_expression): Do not fold condition
8553 of __builtin_choose_expr.
8554 * c-typeck.c (remove_c_maybe_const_expr): New.
8555 (build_unary_op, build_conditional_expr, build_compound_expr,
8556 build_binary_op, c_objc_common_truthvalue_conversion): Call
8557 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
8560 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
8562 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
8563 CODE to produce a new one. Add a prototype to use fold_convert_const
8565 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8568 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8569 mix declarations and code.
8571 2009-04-08 Ben Elliston <bje@au.ibm.com>
8573 * gcc.c: Replace `CC' with `GCC' throughout.
8575 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8577 * doc/invoke.texi: Document Atom support.
8579 2009-04-07 Jason Merrill <jason@redhat.com>
8582 * c-common.h, c-common.c: Add flag_pretty_templates.
8583 * c-opts.c (c_common_handle_option): Set it.
8584 * c.opt: Add -fno-pretty-templates.
8585 * doc/invoke.texi (C++ Dialect Options): Likewise.
8587 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8589 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8590 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8591 (ia64_expand_builtin): Likewise.
8593 2009-04-07 Martin Jambor <mjambor@suse.cz>
8595 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8596 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8597 ADDR_EXPRS are include too.
8599 2009-04-07 Richard Guenther <rguenther@suse.de>
8601 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8602 decls are only used if passes as parameters or if they are
8603 local statics and the call is not to a builtin.
8604 (call_may_clobber_ref_p_1): Likewise.
8606 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8608 * expr.c (do_store_flag): Remove last argument. Simplify code
8609 to avoid duplication of tests already done by can_compare_p.
8610 (expand_expr_real_1): Adjust caller.
8612 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8614 * optabs.c (can_compare_p): Test the predicate of a
8615 cbranch and cstore pattern.
8617 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8619 * expr.c (convert_move): Use emit_store_flag instead of
8622 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8624 * config/i386/i386.c (ix86_compare_emitted): Remove.
8625 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8626 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8627 * config/i386/i386.h (ix86_compare_emitted): Remove.
8628 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8629 instead of ix86_compare_emitted.
8630 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8632 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8634 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8635 Add t-sysroot-suffix to tmake_file.
8636 * config/print-sysroot-suffix.sh: New file.
8637 * config/t-sysroot-suffix: New file.
8639 2009-04-07 Ben Elliston <bje@au.ibm.com>
8641 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8642 as the latter produces a warning when the target does not support
8645 2009-04-07 Ben Elliston <bje@au.ibm.com>
8647 * dfp.c: Replace type punning assignments with memcpy throughout.
8648 * Makefile.in (dfp.o-warn): Remove.
8650 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8653 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8654 Include soft-fp/t-softfp after rs6000/t-linux64.
8656 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8658 * stor-layout.c (set_sizetype): Use the full precision of their
8659 machine mode for bitsize types.
8661 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8663 * config/i386/i386.md: Revert 2 accidental checkins.
8665 2009-04-06 Joey Ye <joey.ye@intel.com>
8666 Xuepeng Guo <xuepeng.guo@intel.com>
8667 H.J. Lu <hongjiu.lu@intel.com>
8669 Atom pipeline model, tuning and insn selection.
8670 * config.gcc (atom): Add atom config options and target.
8672 * config/i386/atom.md: New.
8674 * config/i386/i386.c (atom_cost): New cost.
8675 (m_ATOM): New macro flag.
8676 (initial_ix86_tune_features): Set m_ATOM.
8677 (x86_accumulate_outgoing_args): Likewise.
8678 (x86_arch_always_fancy_math_387): Likewise.
8679 (processor_target): Add Atom cost.
8680 (cpu_names): Add Atom cpu name.
8681 (override_options): Set Atom ISA.
8682 (ix86_issue_rate): New case PROCESSOR_ATOM.
8683 (ix86_adjust_cost): Likewise.
8685 * config/i386/i386.h (TARGET_ATOM): New target macro.
8686 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8687 (TARGET_OPT_AGU): New target option.
8688 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8689 (processor_type): Add PROCESSOR_ATOM.
8691 * config/i386/i386.md (cpu): Add new value "atom".
8692 (use_carry, movu): New attr.
8693 (atom.md): Include atom.md.
8694 (adddi3_carry_rex64): Set attr "use_carry".
8695 (addqi3_carry): Likewise.
8696 (addhi3_carry): Likewise.
8697 (addsi3_carry): Likewise.
8698 (*addsi3_carry_zext): Likewise.
8699 (subdi3_carry_rex64): Likewise.
8700 (subqi3_carry): Likewise.
8701 (subhi3_carry): Likewise.
8702 (subsi3_carry): Likewise.
8703 (x86_movdicc_0_m1_rex64): Likewise.
8704 (*x86_movdicc_0_m1_se): Likewise.
8705 (x86_movsicc_0_m1): Likewise.
8706 (*x86_movsicc_0_m1_se): Likewise.
8707 (*adddi_1_rex64): Emit add insn as much as possible.
8708 (*addsi_1): Likewise.
8709 (return_internal): Set atom_unit.
8710 (return_internal_long): Likewise.
8711 (return_pop_internal): Likewise.
8712 (*rcpsf2_sse): Set atom_sse_attr attr.
8713 (*qrt<mode>2_sse): Likewise.
8714 (*prefetch_sse): Likewise.
8716 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8718 (ix86_target_macros_internal): Likewise.
8720 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8721 (*prefetch_sse_rex): Likewise.
8722 (sse_rcpv4sf2): Likewise.
8723 (sse_vmrcpv4sf2): Likewise.
8724 (sse_sqrtv4sf2): Likewise.
8725 (<sse>_vmsqrt<mode>2): Likewise.
8726 (sse_ldmxcsr): Likewise.
8727 (sse_stmxcsr): Likewise.
8728 (*sse_sfence): Likewise.
8729 (sse2_clflush): Likewise.
8730 (*sse2_mfence): Likewise.
8731 (*sse2_lfence): Likewise.
8732 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8733 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8734 (avx_movdqu<avxmodesuffix>): Likewise.
8735 (avx_lddqu<avxmodesuffix>): Likewise.
8736 (sse2_movntv2di): Change attr "type" to "ssemov".
8737 (sse2_movntsi): Likewise.
8738 (rsqrtv8sf2): Change attr "type" to "sseadd".
8739 (sse3_addsubv2df3): Set attr "atom_unit".
8740 (sse3_h<plusminus_insn>v4sf3): Likewise.
8741 (*sse2_pmaddwd): Likewise.
8742 (*vec_extractv2di_1_rex64): Likewise.
8743 (*vec_extractv2di_1_avx): Likewise.
8744 (sse2_psadbw): Likewise.
8745 (ssse3_phaddwv8hi3): Likewise.
8746 (ssse3_phaddwv4hi3): Likewise.
8747 (ssse3_phadddv4si3): Likewise.
8748 (ssse3_phadddv2si3): Likewise.
8749 (ssse3_phaddswv8hi3): Likewise.
8750 (ssse3_phaddswv4hi3): Likewise.
8751 (ssse3_phsubwv8hi3): Likewise.
8752 (ssse3_phsubwv4hi3): Likewise.
8753 (ssse3_phsubdv4si3): Likewise.
8754 (ssse3_phsubdv2si3): Likewise.
8755 (ssse3_phsubswv8hi3): Likewise.
8756 (ssse3_phsubswv4hi3): Likewise.
8757 (ssse3_pmaddubsw128): Likewise.
8758 (sse3_pmaddubsw: Likewise.
8759 (ssse3_palignrti): Likewise.
8760 (ssse3_palignrdi): Likewise.
8762 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8764 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8766 2009-04-06 Richard Guenther <rguenther@suse.de>
8768 PR tree-optimization/28868
8769 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8770 of which PHI results we inserted.
8771 (insert_into_preds_of_block): Record inserted PHIs.
8772 (eliminate): Eliminate redundant PHI nodes.
8773 (init_pre): Init inserted_phi_names.
8775 2009-04-06 Richard Guenther <rguenther@suse.de>
8777 PR tree-optimization/39643
8778 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8779 IMAGPART_EXPRs of complex constants.
8780 (execute_fold_all_builtins): If we folded a call queue
8781 TODO_update_address_taken.
8783 2009-04-06 Jan Hubicka <jh@suse.cz>
8786 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8789 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8791 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8793 (ic_invalidate_array): Likewise.
8795 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8797 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8798 alignment for library calls.
8800 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8802 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8803 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8804 * config/i386/mingw-stdint.h: New file.
8806 2009-04-05 Richard Guenther <rguenther@suse.de>
8808 PR tree-optimization/39648
8809 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8810 our &A vs. &A[0] IL deficiencies.
8812 2009-04-04 Jan Hubicka <jh@suse.cz>
8814 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8815 removed toplevel regions.
8816 (sjlj_mark_call_sites): Likewise.
8818 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8820 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8821 (cygwin tm clause use_gcc_stdint): Set to wrap.
8822 * config/i386/cygwin-stdint.h: New file.
8824 2009-04-04 Richard Guenther <rguenther@suse.de>
8826 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8827 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8828 single-argument PHIs if we are in loop-closed SSA form.
8829 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8830 for the pre-condition.
8831 (slpeel_tree_peel_loop_to_edge): Likewise.
8832 (vect_build_loop_niters): Take an optional sequence to append stmts.
8833 (vect_generate_tmps_on_preheader): Likewise.
8834 (vect_do_peeling_for_loop_bound): Take extra guards for the
8836 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8837 the cost model check.
8838 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8839 guards if we are going to peel. Do not apply versioning in that case.
8840 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8841 (vect_do_peeling_for_loop_bound): Likewise.
8842 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8843 loop bound only record extra pre-conditions, do not apply loop
8846 2009-04-04 Richard Guenther <rguenther@suse.de>
8848 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8851 2009-04-04 Jan Hubicka <jh@suse.cz>
8853 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8854 last_basic_block for size of bb->index indexed array.
8855 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8856 compute_out, link_btr_uses, build_btr_def_use_webs,
8857 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8859 2009-04-04 Jan Hubicka <jh@suse.cz>
8861 * except.c (remove_eh_handler_and_replace): Break out from ...
8862 (remove_eh_handler): ... here.
8863 (bring_to_root): New function.
8864 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8865 handled ones, bring others to root of tree.
8867 2009-04-04 Jan Hubicka <jh@suse.cz>
8869 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8870 (all_phis_safe_to_merge): New function.
8871 (update_info): New structure.
8872 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8873 (cleanup_empty_eh): Update SSA if possible.
8875 2009-04-04 Richard Guenther <rguenther@suse.de>
8877 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8878 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8879 (append_vuse): Likewise.
8881 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8883 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8884 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8885 instead of REG_UNSAVED for DW_CFA_undefined.
8886 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8887 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8890 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8893 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8894 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8895 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8897 2009-04-04 Richard Guenther <rguenther@suse.de>
8899 PR tree-optimization/8781
8900 PR tree-optimization/37892
8901 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8902 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8903 (valueize_refs): Call it for *& valueizations.
8904 (shared_reference_ops_from_ref): Rename to ...
8905 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8906 (shared_reference_ops_from_call): Rename to ...
8907 (valueize_shared_reference_ops_from_call): ... this and valueize.
8908 (vn_reference_lookup): Update.
8909 (visit_reference_op_call): Likewise.
8910 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8911 (eliminate): Value-replace the call address in call statements.
8913 2009-04-04 Richard Guenther <rguenther@suse.de>
8915 PR tree-optimization/39636
8916 * tree-ssa-forwprop.c
8917 (forward_propagate_addr_into_variable_array_index): Check for
8918 GIMPLE_ASSIGN before accessing the rhs code.
8920 2009-04-03 Jason Merrill <jason@redhat.com>
8922 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8924 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8926 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8927 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8928 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8929 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8930 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8931 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8932 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8933 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8934 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8935 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8936 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8937 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8938 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8939 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8940 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8941 Use fr_reg_or_fp01_operand instead of fr_register_operand
8943 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8944 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8945 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8947 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8949 PR rtl-optimization/39607
8950 PR rtl-optimization/39631
8954 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8955 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8956 instead of DF_LR_OUT.
8957 * ira-lives.c (process_bb_node_lives): Ditto.
8958 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8959 instead of DF_LR_{OUT,IN}.
8960 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8961 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8963 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8965 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8966 (execute_lower_omp): Always run but take the short way out if -fopenmp
8968 (gate_lower_omp): Remove, forcing the pass manager to always run the
8969 pass and always set PROP_gimple_lomp.
8970 (pass_lower_omp): Remove gate function.
8971 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8972 PROP_trees. Instead, require it.
8973 * ipa-cp.c (pass_ipa_cp): Likewise.
8974 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8975 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8976 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8977 and PROP_gimple_leh.
8979 2009-04-03 Richard Guenther <rguenther@suse.de>
8982 PR tree-optimization/23940
8983 PR tree-optimization/33237
8986 PR tree-optimization/36201
8987 PR tree-optimization/36230
8988 PR tree-optimization/38049
8989 PR tree-optimization/38207
8990 PR tree-optimization/38230
8991 PR tree-optimization/38301
8992 PR tree-optimization/38585
8994 PR tree-optimization/38985
8995 PR tree-optimization/39299
8996 * tree-ssa-structalias.h: Remove.
8997 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8998 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8999 (struct vuse_element_d): Remove.
9000 (struct vuse_vec_d): Likewise.
9001 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
9002 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
9003 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
9004 VUSE_ELEMENT_VAR): Likewise.
9005 (struct voptype_d): Likewise.
9006 (NUM_VOP_FREE_BUCKETS): Likewise.
9007 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
9008 (struct stmt_operands_d): Remove.
9009 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
9010 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
9011 VDEF_NUM, VDEF_VECT): Likewise.
9012 (copy_virtual_operands): Remove.
9013 (operand_build_cmp): Likewise.
9014 (create_ssa_artificial_load_stmt): Likewise.
9015 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
9016 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
9017 vuse_index and mayuse_index members. Pack and move done and iter_type
9018 members to the front.
9019 (SSA_OP_VMAYUSE): Remove.
9020 (SSA_OP_VIRTUAL_USES): Adjust.
9021 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
9022 (unlink_stmt_vdef): Declare.
9023 (add_to_addressable_set): Remove.
9024 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
9025 (vrp_visit_stmt): Likewise.
9026 * doc/tree-ssa.texi (Alias analysis): Update.
9027 * doc/invoke.texi (max-aliased-vops): Remove docs.
9028 (avg-aliased-vops): Likewise.
9029 * tree-into-ssa.c (syms_to_rename): Remove.
9030 (need_to_update_vops_p): Likewise.
9031 (need_to_initialize_update_ssa_p): Rename to ...
9032 (update_ssa_initialized_fn): ... this. Track function we are
9034 (symbol_marked_for_renaming): Simplify.
9035 (add_new_name_mapping): Do not set need_to_update_vops_p.
9036 (dump_currdefs): Use SYMS_TO_RENAME.
9037 (rewrite_update_stmt): Always walk all uses/defs.
9038 (dump_update_ssa): Adjust.
9039 (init_update_ssa): Take function argument. Track what we are
9041 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
9042 (create_new_def_for): Initialize for cfun, assert we are initialized
9044 (mark_sym_for_renaming): Simplify.
9045 (mark_set_for_renaming): Do not initialize update-ssa.
9046 (need_ssa_update_p): Simplify. Take function argument.
9047 (name_mappings_registered_p): Assert we ask for the correct function.
9048 (name_registered_for_update_p): Likewise.
9049 (ssa_names_to_replace): Likewise.
9050 (release_ssa_name_after_update_ssa): Likewise.
9051 (update_ssa): Likewise. Use SYMS_TO_RENAME.
9052 (dump_decl_set): Do not print a newline.
9053 (debug_decl_set): Do it here.
9054 (dump_update_ssa): And here.
9055 * tree-ssa-loop-im.c (move_computations): Adjust.
9056 (movement_possibility): Likewise.
9057 (determine_max_movement): Likewise.
9058 (gather_mem_refs_stmt): Likewise.
9059 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
9061 * tree-complex.c (update_all_vops): Remove.
9062 (expand_complex_move): Adjust.
9063 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
9064 Simplify test for memory referencing statement. Exclude
9065 non-invariant ADDR_EXPRs.
9066 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
9067 * tree-loop-distribution.c (generate_memset_zero): Adjust.
9068 (rdg_flag_uses): Likewise.
9069 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
9071 (tree_optimize_tail_calls_1): Also split the
9072 edge from the entry block if we have degenerate PHI nodes in
9073 the first basic block.
9074 * tree.c (init_ttree): Remove memory-tag related code.
9075 (tree_code_size): Likewise.
9076 (tree_node_structure): Likewise.
9077 (build7_stat): Re-write to be build6_stat.
9078 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
9079 (SSA_VAR_P): Adjust.
9080 (struct tree_memory_tag): Remove.
9081 (struct tree_memory_partition_tag): Likewise.
9082 (union tree_node): Adjust.
9083 (build7): Re-write to be build6.
9084 * tree-pass.h (pass_reset_cc_flags): Remove.
9085 (TODO_update_address_taken): New flag.
9086 (pass_simple_dse): Remove.
9087 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
9088 * params.h (MAX_ALIASED_VOPS): Remove.
9089 (AVG_ALIASED_VOPS): Likewise.
9090 * omp-low.c (expand_omp_taskreg): Update SSA form.
9091 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
9092 aliases the lhs in a copy stmt.
9093 * tree-ssa-dse.c (struct address_walk_data): Remove.
9094 (memory_ssa_name_same): Likewise.
9095 (memory_address_same): Likewise.
9096 (get_kill_of_stmt_lhs): Likewise.
9097 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
9098 unused stores. Look through PHI nodes into post-dominated regions.
9099 (dse_optimize_stmt): Simplify. Properly remove stores.
9100 (tree_ssa_dse): Compute dominators.
9101 (execute_simple_dse): Remove.
9102 (pass_simple_dse): Likewise.
9103 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
9104 gimple_loaded_syms and gimple_stored_syms computation.
9105 * toplev.c (dump_memory_report): Dump alias and pta stats.
9106 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
9107 (vn_reference_eq): Likewise.
9108 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
9109 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
9110 valueize_vuses): Remove.
9111 (get_def_ref_stmt_vuses): Simplify. Rename to ...
9112 (get_def_ref_stmt_vuse): ... this.
9113 (vn_reference_lookup_2): New function.
9114 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
9115 walking equivalent vuses. Simplify.
9116 (vn_reference_lookup): Likewise.
9117 (vn_reference_insert): Likewise.
9118 (vn_reference_insert_pieces): Likewise.
9119 (visit_reference_op_call): Simplify.
9120 (visit_reference_op_load): Likewise.
9121 (visit_reference_op_store): Likewise.
9122 (init_scc_vn): Remove shared_lookup_vuses initialization.
9123 (free_scc_vn): Remove shared_lookup_vuses freeing.
9124 (sort_vuses, sort_vuses_heap): Remove.
9125 (get_ref_from_reference_ops): Export.
9126 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
9127 vector with single vuse pointer.
9128 (vn_reference_lookup_pieces, vn_reference_lookup,
9129 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
9130 (shared_vuses_from_stmt): Remove.
9131 (get_ref_from_reference_ops): Declare.
9132 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
9133 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9134 memory-tag related code.
9135 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
9136 (likely_value): Add comment, skip static-chain of call statements.
9137 (surely_varying_stmt_p): Adjust.
9138 (gimplify_and_update_call_from_tree): Likewise.
9139 (execute_fold_all_builtins): Do not rebuild alias info.
9140 (gimplify_and_update_call_from_tree): Properly update VOPs.
9141 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
9142 (copy_ref_info): Remove memory-tag related code.
9143 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
9144 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
9145 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
9147 * tree-ssa-dom.c (gimple_p): Remove typedef.
9148 (eliminate_redundant_computations): Adjust.
9149 (record_equivalences_from_stmt): Likewise.
9150 (avail_expr_hash): Likewise.
9151 (avail_expr_eq): Likewise.
9152 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
9153 (stmt_makes_single_load): Likewise.
9154 (stmt_makes_single_store): Likewise.
9155 * tree-ssa-alias.c: Rewrite completely.
9156 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
9157 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
9158 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
9159 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
9160 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
9161 Remove public functions.
9162 (pass_reset_cc_flags): Remove.
9163 (pass_build_alias): Move ...
9164 * tree-ssa-structalias.c (pass_build_alias): ... here.
9165 * tree-ssa-alias.c (may_be_aliased): Move ...
9166 * tree-flow-inline.h (may_be_aliased): ... here.
9167 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
9168 count_uses_and_derefs): Move ...
9169 * gimple.c: ... here.
9170 * gimple.h (count_uses_and_derefs): Declare.
9171 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
9172 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
9173 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
9174 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
9175 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
9176 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
9177 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
9179 * tree-dfa.c (refs_may_alias_p): Move ...
9180 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
9181 * tree-ssa-alias.h: New file.
9182 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
9183 (statement_sink_location): Likewise.
9184 * opts.c (decode_options): Do not adjust max-aliased-vops or
9185 avg-aliased-vops values.
9186 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
9187 (TV_CALL_CLOBBER): Likewise.
9188 (TV_FLOW_SENSITIVE): Likewise.
9189 (TV_FLOW_INSENSITIVE): Likewise.
9190 (TV_MEMORY_PARTITIONING): Likewise.
9191 (TV_ALIAS_STMT_WALK): New timevar.
9192 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
9193 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
9194 (get_address_description): Remove memory-tag related code.
9195 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
9196 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
9197 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
9198 and immediate uses in statements. Document.
9199 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
9200 (dump_symbols): Remove.
9201 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
9202 * alias.c (get_deref_alias_set): New function split out from ...
9203 (get_alias_set): ... here.
9204 * alias.h (get_deref_alias_set): Declare.
9205 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
9206 type parameter. Remove restrict pointer handling. Create a
9207 ref-all pointer in case type-based alias sets do not conflict.
9208 (vect_analyze_data_refs): Remove SMT related code.
9209 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
9210 (vectorizable_load): Likewise.
9211 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
9212 (DR_SYMBOL_TAG, DR_VOPS): Remove.
9213 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
9214 Ignore vops and SMTs.
9215 (dr_analyze_alias): Likewise..
9216 (free_data_ref): Likewise.
9217 (create_data_ref): Likewise.
9218 (analyze_all_data_dependences): Likewise.
9219 (get_references_in_stmt): Adjust.
9220 * tree-flow-inline.h (gimple_aliases_computed_p,
9221 gimple_addressable_vars, gimple_call_clobbered_vars,
9222 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
9223 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
9224 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
9225 gimple_mem_ref_stats): Remove.
9226 (gimple_vop): New function.
9227 (op_iter_next_use): Remove vuses and mayuses cases.
9228 (op_iter_next_def): Remove vdefs case.
9229 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
9230 (clear_and_done_ssa_iter): Do not set removed fields.
9231 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
9232 Assert we are not iterating over vuses or vdefs if not also
9233 iterating over uses or defs.
9234 (op_iter_init_use): Likewise.
9235 (op_iter_init_def): Likewise.
9236 (op_iter_next_vdef): Remove.
9237 (op_iter_next_mustdef): Likewise.
9238 (op_iter_init_vdef): Likewise.
9239 (compare_ssa_operands_equal): Likewise.
9240 (link_use_stmts_after): Handle vuse operand.
9241 (is_call_used): Use is_call_clobbered.
9242 (is_call_clobbered): Global variables are always call clobbered,
9243 query the call-clobbers bitmap.
9244 (mark_call_clobbered): Ignore global variables.
9245 (clear_call_clobbered): Likewise.
9246 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
9247 virtual operands sanity check.
9248 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
9250 (TARGET_MEM_REF): Remove TMR_TAG operand.
9251 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
9252 Remove call-clobber related code.
9253 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
9254 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
9255 partitions or escape reason.
9256 (get_single_def_stmt, get_single_def_stmt_from_phi,
9257 get_single_def_stmt_with_phi): Remove.
9258 (dump_referenced_vars): Tidy.
9259 (get_ref_base_and_extent): Allow bare decls.
9260 (collect_dfa_stats): Adjust.
9261 * graphite.c (rename_variables_in_stmt): Adjust.
9262 (graphite_copy_stmts_from_block): Likewise.
9263 (translate_clast): Likewise.
9264 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
9266 (translate_vuse_through_block): Use the oracle.
9267 (phi_translate_1): Adjust.
9268 (value_dies_in_block_x): Use the oracle. Cache the outcome
9270 (valid_in_sets): Check if the VUSE for
9271 a REFERENCE is available.
9272 (eliminate): Do not remove stmts during elimination,
9273 instead queue and remove them afterwards.
9274 (do_pre): Do not rebuild alias info.
9275 (pass_pre): Run TODO_rebuild_alias before PRE.
9276 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
9277 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
9278 (mark_all_v_defs_stmt): Remove.
9279 (mark_all_v_defs_seq): Adjust.
9280 (sra_replace): Likewise.
9281 (scalarize_use): Likewise.
9282 (scalarize_copy): Likewise.
9283 (scalarize_init): Likewise.
9284 (scalarize_ldst): Likewise.
9285 (todoflags): Remove.
9286 (tree_sra): Do not rebuild alias info.
9287 (tree_sra_early): Adjust.
9288 (pass_sra): Run TODO_update_address_taken before SRA.
9289 * tree-predcom.c (set_alias_info): Remove.
9290 (prepare_initializers_chain): Do not call it.
9291 (mark_virtual_ops_for_renaming): Adjust.
9292 (mark_virtual_ops_for_renaming_list): Remove.
9293 (initialize_root_vars): Adjust.
9294 (initialize_root_vars_lm): Likewise.
9295 (prepare_initializers_chain): Likewise.
9296 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
9297 (may_propagate_copy_into_stmt): Likewise.
9298 (merge_alias_info): Do nothing for now.
9299 (propagate_tree_value_into_stmt): Adjust.
9300 (stmt_may_generate_copy): Likewise.
9301 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
9302 not mark symbols for renaming.
9303 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
9304 with the same statement, make sure to update the new pointed-to one.
9305 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
9306 call statements, do not mark symbols for renaming.
9307 (mark_operand_necessary): Dump something.
9308 (ref_may_be_aliased): New function.
9309 (mark_aliased_reaching_defs_necessary_1): New helper function.
9310 (mark_aliased_reaching_defs_necessary): Likewise.
9311 (mark_all_reaching_defs_necessary_1): Likewise.
9312 (mark_all_reaching_defs_necessary): Likewise.
9313 (propagate_necessity): Do not process virtual PHIs. For
9314 non-aliased loads mark all reaching definitions as necessary.
9315 For aliased loads and stores mark the immediate dominating
9316 aliased clobbers as necessary.
9317 (visited): New global static.
9318 (perform_tree_ssa_dce): Free visited bitmap after propagating
9320 (remove_dead_phis): Perform simple dead virtual PHI removal.
9321 (remove_dead_stmt): Properly unlink virtual operands when
9323 (eliminate_unnecessary_stmts): Schedule PHI removal after
9325 * tree-ssa-ter.c (is_replaceable_p): Adjust.
9326 (process_replaceable): Likewise.
9327 (find_replaceable_in_bb): Likewise.
9328 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
9329 based on the single gimple vop.
9330 (verify_flow_insensitive_alias_info): Remove.
9331 (verify_flow_sensitive_alias_info): Likewise.
9332 (verify_call_clobbering): Likewise.
9333 (verify_memory_partitions): Likewise.
9334 (verify_alias_info): Likewise.
9335 (verify_ssa): Adjust..
9336 (execute_update_addresses_taken): Export. Update SSA
9337 manually. Optimize only when optimizing. Use a local bitmap.
9338 (pass_update_address_taken): Remove TODO_update_ssa, add
9340 (pass_update_address_taken): Just use TODO_update_address_taken.
9341 (init_tree_ssa): Do not initialize addressable_vars.
9342 (verify_ssa): Verify new VUSE / VDEF properties.
9343 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
9344 Do not call verify_alias_info.
9345 (delete_tree_ssa): Clear the VUSE, VDEF operands.
9346 Do not free the loaded and stored syms bitmaps. Reset the escaped
9347 and callused solutions. Do not free addressable_vars.
9348 Remove memory-tag related code.
9349 (warn_uninitialized_var): Aliases are always available.
9350 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
9351 * lambda-code.c (can_put_in_inner_loop): Adjust.
9352 (can_put_after_inner_loop): Likewise.
9353 (perfect_nestify): Likewise.
9354 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
9355 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
9356 (vectorizable_conversion): Do not mark symbols for renaming.
9357 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
9358 (expand_call_inline): Unlink the calls virtual operands before
9360 (tree_function_versioning): Do not call update_ssa if we are not
9361 updating clones. Simplify.
9362 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
9363 (propagate_with_phi): Likewise..
9364 * tree-outof-ssa.c (create_temp): Remove memory tag and call
9365 clobber code. Assert we are not aliased or global.
9366 * tree-flow.h: Include tree-ssa-alias.h
9367 (enum escape_type): Remove.
9368 (struct mem_sym_stats_d): Likewise.
9369 (struct mem_ref_stats_d): Likewise.
9370 (struct gimple_df): Add vop member. Remove global_var,
9371 call_clobbered_vars, call_used_vars, addressable_vars,
9372 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
9373 escaped and callused members.
9374 (struct ptr_info_def): Remove all members, add points-to solution
9376 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
9377 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
9378 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
9379 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
9380 (tree-ssa-alias.o): Likewise.
9381 (toplev.o): Add tree-ssa-alias.h
9382 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
9383 * gimple.c (gimple_set_bb): Fix off-by-one error.
9384 (is_gimple_reg): Do not handle memory tags.
9385 (gimple_copy): Also copy virtual operands.
9386 Delay updating the statement. Do not reset loaded and stored syms.
9387 (gimple_set_stored_syms): Remove.
9388 (gimple_set_loaded_syms): Likewise.
9389 (gimple_call_copy_skip_args): Copy the virtual operands
9390 and mark the new statement modified.
9391 * tree-ssa-structalias.c (may_alias_p): Remove.
9392 (set_uids_in_ptset): Take the alias set to prune with as
9393 parameter. Fold in the alias test of may_alias_p.
9394 (compute_points_to_sets): Compute whether a ptr is dereferenced
9396 (process_constraint): Deal with &ANYTHING on the lhs, reject all
9397 other ADDRESSOF constraints on the lhs.
9398 (get_constraint_for_component_ref): Assert that we don't get
9399 ADDRESSOF constraints from the base of the reference.
9400 Properly generate UNKNOWN_OFFSET for DEREF if needed.
9401 (struct variable_info): Remove collapsed_to member.
9402 (get_varinfo_fc): Remove.
9403 (new_var_info): Do not set collapsed_to.
9404 (dump_constraint): Do not follow cycles.
9405 (dump_constraint_graph): Likewise.
9406 (build_pred_graph): Likewise.
9407 (build_succ_graph): Likewise.
9408 (rewrite_constraints): Likewise.
9409 (do_simple_structure_copy): Remove.
9410 (do_rhs_deref_structure_copy): Remove.
9411 (do_lhs_deref_structure_copy): Remove.
9412 (collapse_rest_of_var): Remove.
9413 (do_structure_copy): Re-implement.
9414 (pta_stats): New global variable.
9415 (dump_pta_stats): New function.
9416 (struct constraint_expr): Make offset signed.
9417 (UNKNOWN_OFFSET): Define special value.
9418 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
9419 (solution_set_expand): New helper function split out from ...
9420 (do_sd_constraint): ... here.
9421 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
9422 (do_ds_constraint): Likewise.
9423 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
9424 and CALLUSED = *CALLUSED.
9425 (set_union_with_increment): Make inc argument signed.
9426 (type_safe): Remove.
9427 (get_constraint_for_ptr_offset): Handle unknown and negative
9429 (first_vi_for_offset): Handle offsets before start. Bail
9430 out early for offsets beyond the variable extent.
9431 (first_or_preceding_vi_for_offset): New function.
9432 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
9433 Together with ESCAPED = *ESCAPED this properly computes reachability.
9434 (find_what_var_points_to): New function.
9435 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
9436 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
9437 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
9438 pt_solutions_intersect): New functions.
9439 (compute_call_used_vars): Remove.
9440 (compute_may_aliases): New main entry into PTA computation.
9441 * gimple.h (gimple_p): New typedef.
9442 (struct gimple_statement_base): Remove references_memory_p.
9443 (struct gimple_statement_with_memory_ops_base): Remove
9444 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
9446 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
9447 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
9448 gimple_set_references_memory): Remove.
9449 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
9450 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
9452 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
9453 (verify_expr): Allow RESULT_DECL.
9454 (gimple_duplicate_bb): Do not copy virtual operands.
9455 (gimple_duplicate_sese_region): Adjust.
9456 (gimple_duplicate_sese_tail): Likewise.
9457 (mark_virtual_ops_in_region): Remove.
9458 (move_sese_region_to_fn): Do not call it.
9459 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
9460 and pass_simple_dse.
9461 (execute_function_todo): Handle TODO_update_address_taken,
9462 call execute_update_addresses_taken for TODO_rebuild_alias.
9463 (execute_todo): Adjust.
9464 (execute_one_pass): Init dump files early.
9465 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
9467 (create_general_new_stmt): Clear vops.
9468 * tree-ssa-reassoc.c (get_rank): Adjust.
9469 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
9470 symbols for renaming.
9471 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
9472 (PARAM_AVG_ALIASED_VOPS): Likewise.
9473 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
9474 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
9475 * tree-ssa-operands.c: Simplify for new virtual operand representation.
9476 (operand_build_cmp, copy_virtual_operands,
9477 create_ssa_artificial_load_stmt, add_to_addressable_set,
9478 gimple_add_to_addresses_taken): Remove public functions.
9479 (unlink_stmt_vdef): New function.
9481 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9483 * config.gcc (powerpc-*-linux*): Merge variants.
9485 2009-04-02 Chao-ying Fu <fu@mips.com>
9486 James Grosbach <james.grosbach@microchip.com>
9488 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
9489 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
9491 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
9492 keep_interrupts_masked_p, use_debug_exception_return_p.
9493 (mips_attribute_table): Add interrupt, use_shadow_register_set,
9494 keep_interrupts_masked, use_debug_exception_return.
9495 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
9496 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
9498 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
9499 (mips_print_operand): Process COP0 registers to print $0 .. $31
9500 correctly for GAS to process.
9501 (mips_interrupt_extra_call_saved_reg_p): New function.
9502 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
9504 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
9505 (mips_compute_frame_info): Add supports for interrupt context that
9506 includes doubleword accumulators and COP0 registers.
9507 (mips_for_each_saved_acc): New function.
9508 (mips_for_each_saved_gpr_and_fpr): Change the function name from
9509 mips_for_each_saved_reg.
9510 (mips_save_reg): Save accumulators.
9511 (mips_kernel_reg_p): A new for_each_rtx callback.
9512 (mips_expand_prologue): Support interrupt handlers.
9513 (mips_restore_reg): Restore accumulators.
9514 (mips_expand_epilogue): Support interrupt handlers.
9515 (mips_can_use_return_insn): Return false for interrupt handlers.
9516 (mips_epilogue_uses): New function.
9517 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
9518 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
9519 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
9520 cop0_move): New instructions.
9521 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
9522 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
9524 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
9526 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
9527 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
9528 interrupt handlers, we use K0 as the temporary register.
9529 (EPILOGUE_USES): Change to a function call.
9530 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
9531 handlers, we use K0 as the temporary register.
9533 * doc/extend.texi (Function Attributes): Document interrupt,
9534 use_shadow_register_set, keep_interrupts_masked,
9535 use_debug_exception_return for MIPS attributes.
9537 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9539 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
9540 Remove a number of t-files from tmake_file.
9541 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
9542 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
9543 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
9544 target_prototype, not TARGET_PROTOTYPE.
9545 (LINK_OS_GNU_SPEC): Define.
9546 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
9547 and darwin-ldoubdle.c.
9549 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9552 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
9553 (cpp_options): Ditto.
9554 (default_compilers): Ditto.
9555 (display_help): Ditto.
9556 (process_command): Ditto.
9558 (set_input): Use lbasename instead of duplicate code.
9559 (save_temps_prefix): New static for -save-temps=obj.
9560 (save_temps_length): Ditto.
9562 * doc/invoke.texi (-save-temps=obj): Document new variant to
9565 2009-04-02 Jeff Law <law@redhat.com>
9567 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9570 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9572 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9573 * configure: Regenerated.
9575 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9577 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9578 share the argument list.
9580 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9584 2009-02-12 Diego Novillo <dnovillo@google.com>
9586 * varpool.c (debug_varpool): New.
9587 * cgraph.h (debug_varpool): Declare.
9589 2009-04-02 Jan Hubicka <jh@suse.cz>
9591 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9594 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9596 * config/i386/i386.c (ix86_abi): Move initialization to ...
9597 (override_options): Here.
9599 2009-04-02 Christian Bruel <christian.bruel@st.com>
9601 * config/sh/sh.c (sh_dwarf_register_span): New function.
9602 (TARGET_DWARF_REGISTER_SPAN): Define.
9603 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9605 2009-04-02 Ira Rosen <irar@il.ibm.com>
9607 PR tree-optimization/39595
9608 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9609 interleaved loads group is not greater than the SLP group size.
9611 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9613 * builtins.c (is_builtin_name): New.
9614 (called_as_built_in): Use is_builtin_name.
9615 * tree.h (is_builtin_name): New.
9616 * varasm.c (incorporeal_function_p): Use is_builtin_name
9618 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9620 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9622 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9625 * c-decl.c (clone_underlying_type): Move this ...
9626 * c-common.c (set_underlying_type): ... here.
9627 Also, make sure the function properly sets TYPE_STUB_DECL() on
9628 the newly created typedef variant type.
9629 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9630 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9633 2009-04-02 Richard Guenther <rguenther@suse.de>
9635 PR tree-optimization/37221
9636 * tree-flow.h (degenerate_phi_result): Declare.
9637 * tree-ssa-dom.c (degenerate_phi_result): Export.
9638 * tree-scalar-evolution.c (analyze_initial_condition): If
9639 the initial condition is defined by a degenerate PHI node
9640 use the degenerate value.
9642 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9644 PR rtl-optimization/39588
9645 * combine.c (merge_outer_ops): Do not set the constant when this
9647 (simplify_shift_const_1): Do not modify it either in this case.
9649 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9651 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9652 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9654 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9657 * c-lex.c (interpret_float): Default (no suffix) is double.
9659 2009-04-1 Xinliang David Li <davidxl@google.com>
9661 * config/i386/i386.c (legitimate_constant_p): Recognize
9662 all one vector constant.
9664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9666 * config/vax/vax.c: Add #includes to silence warnings.
9667 Change #include order to silence two warnings.
9669 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9671 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9672 (ASM_SPEC): Pass -k to the assembler for PIC code.
9674 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9676 * config.gcc: Add vax-*-linux* to the switch.
9677 * config/vax/linux.h: New file. (TARGET_VERSION,
9678 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9680 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9682 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9683 Use predicate macros instead of GET_CODE() == foo.
9684 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9685 ashlsi3, rotrsi3, <unnamed>): Likewise.
9687 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9689 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9690 jbbccihi, jbbccisi): Remova trailing whitespace.
9691 * config/vax/constraints.md: Likewise.
9692 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9693 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9694 * config/vax/predicates.md: Likewise.
9695 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9696 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9697 * config/vax/vax.h: Likewise.
9698 * config/vax/vax.md (nonlocal_goto): Likewise.
9700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9702 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9703 (indirectable_address_p, adjacent_operands_p): Add spaces around
9705 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9707 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9709 * config/vax/vax.c (legitimate_constant_address_p,
9710 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9711 index_term_p, reg_plus_index_p, legitimate_address_p,
9712 vax_mode_dependent_address_p): Update comments to match functions
9713 modified by the recent int->bool conversion.
9715 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9717 * config/vax/builtins.md: Update copyright message.
9718 * config/vax/constraints.md: Likewise.
9719 * config/vax/netbsd-elf.h: Likewise.
9720 * config/vax/predicates.md: Likewise.
9721 * config/vax/vax-protos.h: Likewise.
9722 * config/vax/vax.c: Likewise.
9723 * config/vax/vax.h: Likewise.
9724 * config/vax/vax.md: Likewise.
9725 * config/vax/vax.opt: Likewise.
9727 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9729 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9730 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9731 * config/vax/constraints.md (B, R): Likewise.
9732 * config/vax/predicates.md (external_memory_operand,
9733 nonimmediate_addsub_di_operand): Likewise.
9734 * config/vax/vax.c (vax_output_int_add): Likewise.
9735 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9736 untyped_call): Likewise.
9738 2009-04-01 Matt Thomas <matt@3am-software.com>
9740 * config/vax/predicates.md: New file.
9741 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9742 external_const_operand, nonsymbolic_operand, external_memory_operand,
9743 indirect_memory_operand, indexed_memory_operand,
9744 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9745 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9747 * config/vax/constraints.md: New file.
9748 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9750 * config/vax/builtins.md: New file.
9751 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9752 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9754 * config/vax/vax.opt (mqmath): Add option.
9755 * config/vax/vax.md (isfx): Extend with DI.
9756 (VAXintQH, VAXintQHSD): Define.
9757 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9758 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9759 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9760 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9761 (movdi): Update constraints and use vax_output_int_move().
9762 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9763 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9764 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9765 nonlocal_goto): New.
9766 (mov<mode>): Extend accepted operand types.
9767 (subdi3_old): Rename from subdi3, change update constraints and use
9768 a new implementation.
9769 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9770 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9771 MOVE_RATIO, CLEAR_RATIO): Define.
9772 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9773 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9774 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9775 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9776 (split_quadword_operands): Make static and really allow variable
9778 (print_operand_address): Update for PIC generation.
9779 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9780 indexable_address_p, fixup_mathdi_operand,
9781 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9782 (vax_float_literal, legitimate_constant_p,
9783 indirectable_constant_address_p, index_term_p,
9784 reg_plus_index_p): Return bool instead of int.
9785 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9787 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9789 (vax_output_conditional_branch): Indent.
9790 (legitimate_constant_address_p, indirectable_constant_address_p,
9791 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9792 vax_mode_dependent_address_p): Return bool instead of int, update for
9794 * config/vax/vax-protos.h (legitimate_constant_address_p,
9795 legitimate_constant_p, legitimate_address_p,
9796 vax_mode_dependent_address_p): Change declaration to bool.
9797 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9798 vax_expand_addsub_di_operands, vax_output_int_subtract,
9799 vax_output_movmemsi): Declare.
9800 (split_quadword_operands, vax_float_literal): Delete declaration.
9801 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9802 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9803 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9804 ASM_OUTPUT_DWARF_PCREL): Define.
9805 (ASM_SPEC): Change definition to allow PIC generation.
9807 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9809 * doc/sourcebuild.texi: Update front-end requirements.
9811 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9814 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9815 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9816 (booldi3_internal3): Use boolean_or_operator instead of
9819 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9822 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9823 declarator whose size is not an integer constant expression but
9824 folds to an integer constant, then treat it as a constant
9827 2009-04-01 Richard Guenther <rguenther@suse.de>
9829 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9830 i * 4 + 2 to (i * 2 + 1) * 2.
9832 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9835 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9836 return if c_parser_asm_string_literal returned NULL.
9838 2009-04-01 Nick Clifton <nickc@redhat.com>
9840 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9842 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9843 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9844 other typedefs to avoid conflicts with libgcc2.c. Define labels
9845 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9847 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9848 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9851 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9853 * varasm.c (default_function_rodata_section): Declare DOT as
9856 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9857 Andrey Galkin <agalkin@hypercom.com>
9860 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9861 Make object_name unique for each process.
9863 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9866 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9867 addressable variables in the parallel that could go out of scope while
9868 running queued tasks.
9870 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9872 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9873 (CASE_VALUES_THRESHOLD): Redefine.
9874 * config/avr/avr.c (avr_override_options): Remove initialization of
9875 avr_case_values_threshold variable.
9876 (avr_case_values_threshold): Remove variable. Add new function.
9877 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9878 * config/avr/avr.opt (mno-tablejump): Remove option.
9879 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9881 2009-04-01 DJ Delorie <dj@redhat.com>
9883 * varasm.c (default_function_rodata_section): Don't assume
9884 anything about where the first '.' in the section name is.
9886 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9888 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9889 rs6000_emit_stack_tie.
9891 2009-03-31 Ian Lance Taylor <iant@google.com>
9893 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9894 gimple_code with GIMPLE_RESX, not RESX.
9896 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9898 * c-common.c (c_get_ident): New.
9899 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9901 2009-04-01 Ben Elliston <bje@au.ibm.com>
9903 * config/rs6000/sysv4.opt (msdata): Improve option description.
9905 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9907 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9908 (divdf3_internal_lat): Remove.
9909 (divxf3_internal_lat): Remove.
9910 (divxf3_internal_thr): Remove.
9911 (divxf): Use divxf3_internal.
9912 * config/ia64/div.md (divsf3_internal_lat): New.
9913 (divdf3_internal_lat): New.
9914 (divxf3_internal): New.
9916 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9919 * Makefile.in (USE_GCC_STDINT): Define.
9920 (stmp-int-hdrs): Install stdint.h if applicable.
9921 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9923 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9924 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9925 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9926 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9927 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9928 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9929 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9930 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9931 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9932 (c_common_nodes_and_builtins): Initialize
9933 underlying_wchar_type_node. Do not initialize
9934 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9935 nodes for new types.
9936 (c_stddef_cpp_builtins): Define macros for new types.
9937 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9939 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9940 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9941 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9942 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9943 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9944 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9945 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9946 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9947 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9948 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9949 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9950 int16_type_node, int32_type_node, int64_type_node,
9951 uint8_type_node, uint16_type_node, c_uint32_type_node,
9952 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9953 int_least32_type_node, int_least64_type_node,
9954 uint_least8_type_node, uint_least16_type_node,
9955 uint_least32_type_node, uint_least64_type_node,
9956 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9957 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9958 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9959 uintptr_type_node): Define.
9960 * c-cppbuiltin.c (builtin_define_constants,
9961 builtin_define_type_minmax): New.
9962 (builtin_define_stdint_macros): Define more macros.
9963 (c_cpp_builtins): Define more limit macros.
9965 (builtin_define_type_max): Define in terms of
9966 builtin_define_type_minmax. Remove is_long parameter. All
9968 * config.gcc (use_gcc_stdint): Define.
9969 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9970 Add newlib-stdint.h for generic targets.
9971 * config/glibc-stdint.h, config/newlib-stdint.h,
9972 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9973 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9974 * config/score/score.h (UINTPTR_TYPE): Define.
9975 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9976 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9977 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9978 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9979 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9980 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9981 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9982 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9983 * config/spu/spu.h (STDINT_LONG32): Define.
9984 * configure.ac (use_gcc_stdint): Substitute.
9985 * configure: Regenerate.
9986 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9987 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9988 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9989 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9990 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9991 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9992 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9993 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9994 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9995 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9996 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9997 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9998 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9999 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
10000 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
10001 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
10002 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
10003 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
10004 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
10005 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
10006 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
10007 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
10008 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
10009 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10010 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10011 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10012 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10013 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10014 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
10016 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
10018 * loop-iv.c (suitable_set_for_replacement): Renamed from
10019 simplify_using_assignment; changed to return bool and to accept new
10020 args DEST and SRC. Return true iff we find a source/destination pair
10021 that can be used to make a replacement, and fill SRC and DEST if so.
10022 Remove arg ALTERED. Don't deal with altered regs here. All callers
10024 (simplify_using_initial_values): Deal with altered regs here and track
10025 more precisely the effect they have on the validity of our expression.
10027 * loop-iv.c (simplify_using_condition): A condition of the form
10028 (EQ REG CONST) can be used to simply make a substitution.
10029 (simplify_using_initial_values): Keep track of conditions we have seen
10030 and keep using them to simplify new expressions, while applying the
10031 same substitutions to them as to the expression.
10033 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10034 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
10037 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
10038 changed. Use this when trying to improve the upper bound.
10039 Generate the comparison by using simplify_gen_relational.
10041 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
10043 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
10045 (simplify_using_assignment, simplify_using_initial_values): Call
10046 replace_in_expr to make replacements. Call replace_single_def_regs
10047 once on the initial version of the expression.
10049 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10052 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
10054 2009-03-31 Richard Guenther <rguenther@suse.de>
10056 PR middle-end/31029
10057 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
10058 equality comparisons. Fold C - X CMP X if C % 2 == 1.
10060 2009-03-31 Richard Guenther <rguenther@suse.de>
10062 * tree.h (div_if_zero_remainder): Declare.
10063 * fold-const.c (div_if_zero_remainder): Export.
10064 * tree-ssa-forwprop.c
10065 (forward_propagate_addr_into_variable_array_index): Handle
10066 constant array index addition outside of the variable index.
10068 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10071 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
10072 define_splits, floatunssi<mode>2): Require x87 conversions from
10073 DImode to be permitted.
10075 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10077 PR preprocessor/15638
10078 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
10080 2009-03-31 Richard Guenther <rguenther@suse.de>
10082 PR middle-end/23401
10083 PR middle-end/27810
10084 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
10085 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
10086 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
10087 a separate statement.
10088 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
10089 (lookup_tmp_var): Likewise.
10090 (is_gimple_formal_tmp_or_call_rhs): Remove.
10091 (is_gimple_reg_or_call_rhs): Rename to ...
10092 (is_gimple_reg_rhs_or_call): ... this.
10093 (is_gimple_mem_or_call_rhs): Rename to ...
10094 (is_gimple_mem_rhs_or_call): ... this.
10095 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
10096 DECL_GIMPLE_REG_P only if is_formal is true.
10097 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
10098 for non-proper post-modify expression gimplification.
10099 (gimplify_self_mod_expr): For post-modify expressions gimplify
10100 the lvalue to a minimal lvalue.
10101 (rhs_predicate_for): Remove formal temp case.
10102 (gimplify_modify_expr_rhs): Likewise.
10103 (gimplify_addr_expr): Use is_gimple_reg.
10104 (gimplify_expr): Remove formal temp cases.
10105 (gimple_regimplify_operands): Likewise.
10106 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
10107 and FILTER_EXPR like constants.
10108 * gimple.c (walk_gimple_op): Fix val_only initialization, use
10110 (is_gimple_formal_tmp_rhs): Remove.
10111 (is_gimple_reg_rhs): Remove special casing.
10112 (is_gimple_mem_rhs): Fix.
10113 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
10114 (is_gimple_formal_tmp_var): Remove.
10115 (is_gimple_formal_tmp_reg): Likewise.
10116 (is_gimple_min_lval): Allow invariant component ref parts.
10117 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
10118 is_gimple_formal_tmp_reg): Remove declarations.
10119 * tree-cfg.c (verify_expr): Verify that variables with address
10120 taken do not have DECL_GIMPLE_REG_P set.
10121 * tree-mudflap.c (mf_build_check_statement_for): Use
10122 force_gimple_operand instead of gimplify_expr.
10124 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
10126 * modulo-sched.c (sms_schedule_by_order): Pass the actual
10127 schedulable rows to compute_split_row.
10129 2009-03-31 Ben Elliston <bje@au.ibm.com>
10132 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
10135 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10137 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
10138 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
10139 * configure: Regenerate.
10140 * config.in: Regenerate.
10141 * config/rs6000/rs6000.opt (mtls-markers): Add.
10142 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
10143 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
10144 (tls_ld_aix, tls_ld_sysv): Likewise.
10145 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
10146 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
10148 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10150 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
10152 2009-03-30 Jan Hubicka <jh@suse.cz>
10154 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
10156 (tree_remove_unreachable_handlers): Cleanup EH predecestor
10157 detection and label handling.
10159 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10161 * ira-int.h (ira_allocno): Rename left_conflicts_num to
10162 left_conflicts_size.
10163 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
10164 ALLOCNO_LEFT_CONFLICTS_SIZE.
10166 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
10167 remove_allocno_from_bucket_and_push,
10168 allocno_spill_priority_compare, push_allocnos_to_stack,
10169 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10170 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
10171 (setup_allocno_left_conflicts_num): Ditto. Rename to
10172 setup_allocno_left_conflicts_size.
10173 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10174 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
10175 setup_allocno_left_conflicts_size instead of
10176 setup_allocno_left_conflicts_num.
10178 * ira-build.c (ira_create_allocno): Use
10179 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
10180 ALLOCNO_LEFT_CONFLICTS_NUM.
10182 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10184 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10185 instead of DF_LR_OUT.
10187 * ira-lives.c (process_bb_node_lives): Ditto.
10189 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10190 instead of DF_LR_{OUT,IN}.
10192 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10194 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10196 2009-03-30 Jan Hubicka <jh@suse.cz>
10198 * except.c (label_to_region_map): Fix thinko.
10200 2009-03-30 Steve Ellcey <sje@cup.hp.com>
10202 PR middle-end/38237
10203 * tree.h (tree_find_value): New declaration.
10204 * tree.c (tree_find_value): New function.
10205 * varasm.c (assemble_external): Avoid duplicate entries on lists.
10207 2009-03-30 Jakub Jelinek <jakub@redhat.com>
10210 * c-decl.c (struct c_binding): Add locus field.
10211 (bind): Add locus argument, set locus field from it.
10212 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
10213 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
10214 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
10215 implicitly_declare, undeclared_variable, lookup_label,
10216 declare_label, c_make_fname_decl, c_builtin_function,
10217 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
10220 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
10223 * config/i386/i386.c (classify_argument): Check total size of
10226 2009-03-30 Martin Jambor <mjambor@suse.cz>
10228 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
10229 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
10230 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
10233 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
10234 seen_variable_array_ref while also traversing a union.
10236 * tree-inline.c (optimize_inline_calls): Do not call
10237 cgraph_node_remove_callees.
10238 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
10239 (pass_remove_cgraph_callee_edges): New variable.
10240 * passes.c (init_optimization_passes): Add
10241 pass_remove_cgraph_callee_edges after early inlining and before all
10242 late intraprocedural passes.
10244 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
10246 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10248 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
10249 Fix typos in names.
10251 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10253 * combine.c (simplify_comparison): Use have_insn_for.
10254 * dojump.c (do_jump): Likewise.
10256 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10258 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
10259 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
10260 sparc_compare_op0 like sparc_compare_emitted used to be handled.
10261 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
10262 instead of sparc_compare_emitted.
10263 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
10264 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
10265 instead of sparc_compare_emitted.
10267 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10269 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
10270 enter/exit cfglayout mode.
10271 (pass_partition_block): Require it.
10272 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
10273 (combine_instructions): Track basic blocks instead of labels.
10274 (update_cfg_for_uncondjump): New.
10275 (try_combine): Use it. Update jumps after rescanning.
10276 (pass_combine): Require PROP_cfglayout.
10277 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
10279 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10281 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
10282 Provide/destroy PROP_cfglayout respectively.
10283 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
10284 * tree-pass.h (PROP_cfglayout): New.
10286 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10288 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
10289 fold_convert_const_fixed_from_fixed,
10290 fold_convert_const_fixed_from_int,
10291 fold_convert_const_fixed_from_real, fold_negate_const): Do not
10292 set TREE_CONSTANT_OVERFLOW.
10293 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
10294 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
10296 2009-03-30 Ira Rosen <irar@il.ibm.com>
10298 * tree-vect-loop-manip.c: New file.
10299 * tree-vectorizer.c: Update documentation and included files.
10300 (vect_loop_location): Make extern.
10301 (rename_use_op): Move to tree-vect-loop-manip.c
10302 (rename_variables_in_bb, rename_variables_in_loop,
10303 slpeel_update_phis_for_duplicate_loop,
10304 slpeel_update_phi_nodes_for_guard1,
10305 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
10306 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
10307 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
10308 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
10309 find_loop_location): Likewise.
10310 (new_stmt_vec_info): Move to tree-vect-stmts.c.
10311 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
10312 get_vectype_for_scalar_type, vect_is_simple_use,
10313 supportable_widening_operation, supportable_narrowing_operation):
10315 (bb_in_loop_p): Move to tree-vect-loop.c.
10316 (new_loop_vec_info, destroy_loop_vec_info,
10317 reduction_code_for_scalar_code, report_vect_op,
10318 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
10319 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
10320 (vect_supportable_dr_alignment): Likewise.
10321 * tree-vectorizer.h (tree-data-ref.h): Include.
10322 (vect_loop_location): Declare.
10323 Reorganize function declarations according to the new file structure.
10324 * tree-vect-loop.c: New file.
10325 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
10326 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
10327 * tree-vect-data-refs.c: New file.
10328 * tree-vect-patterns.c (timevar.h): Don't include.
10329 * tree-vect-stmts.c: New file.
10330 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
10331 tree-vect-slp.c, tree-vect-loop.c.
10332 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
10333 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
10334 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
10335 (tree-vect-analyze.o): Remove.
10336 (tree-vect-transform.o): Likewise.
10337 (tree-vect-data-refs.o): Add rule.
10338 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
10339 tree-vect-slp.o): Likewise.
10340 (tree-vect-patterns.o): Remove redundant dependencies.
10341 (tree-vectorizer.o): Likewise.
10342 * tree-vect-slp.c: New file.
10344 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10346 * optc-gen.awk: Warn if an option flag has multiple different
10349 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
10351 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
10352 -floop-block): Document dependences on PPL, CLooG and Graphite.
10354 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10356 PR rtl-optimization/323
10357 * c-common.c (c_fully_fold, convert_and_check,
10358 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
10359 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
10360 * c-common.def (EXCESS_PRECISION_EXPR): New.
10361 * c-cppbuiltin.c (builtin_define_float_constants): Define
10362 constants with enough digits for long double.
10363 * c-lex.c (interpret_float): Interpret constant with excess
10364 precision where appropriate.
10365 * c-opts.c (c_common_post_options): Set
10366 flag_excess_precision_cmdline. Give an error for
10367 -fexcess-precision=standard for C++ for processors where the
10368 option is significant.
10369 * c-parser.c (c_parser_conditional_expression): Handle excess
10370 precision in condition.
10371 * c-typeck.c (convert_arguments): Handle arguments with excess
10373 (build_unary_op): Move excess precision outside operation.
10374 (build_conditional_expr): Likewise.
10375 (build_compound_expr): Likewise.
10376 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
10377 (build_modify_expr): Handle excess precision in RHS.
10378 (convert_for_assignment): Handle excess precision in converted
10380 (digest_init, output_init_element, process_init_element): Handle
10381 excess precision in initializer.
10382 (c_finish_return): Handle excess precision in return value.
10383 (build_binary_op): Handle excess precision in operands and add
10384 excess precision as needed for operation.
10385 * common.opt (-fexcess-precision=): New option.
10386 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
10387 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10388 For standard excess precision, output explicit conversion to and
10389 truncation from XFmode.
10390 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
10391 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
10392 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
10393 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
10394 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
10395 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
10396 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
10397 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
10398 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
10399 define_splits, sqrt<mode>2): Disable where appropriate for
10400 standard excess precision.
10401 * convert.c (convert_to_real): Do not shorten arithmetic to type
10402 for which excess precision would be used.
10403 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
10404 * doc/invoke.texi (-fexcess-precision=): Document option.
10405 (-mfpmath=): Correct index entry.
10406 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
10407 flag_excess_precision): New.
10408 * langhooks.c (lhd_post_options): Set
10409 flag_excess_precision_cmdline.
10410 * opts.c (common_handle_option): Handle -fexcess-precision=.
10411 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
10412 init_excess_precision): New.
10413 (lang_dependent_init_target): Call init_excess_precision.
10414 * tree.c (excess_precision_type): New.
10415 * tree.h (excess_precision_type): Declare.
10417 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10420 * c-typeck.c (build_component_ref): Do not copy qualifiers from
10421 non-lvalue to component.
10423 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10425 PR preprocessor/34695
10426 * Makefile.in (c-opts.o): Depend on c-tree.h.
10427 * c-common.c: Move down include of diagnostic.h.
10428 (done_lexing, c_cpp_error): New.
10429 * c-common.h (done_lexing): Declare.
10430 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
10432 * c-opts.c: Include c-tree.h.
10433 (c_common_init_options): Set preprocessor error callback.
10434 (c_common_handle_option): Do not set preprocessor
10435 inhibit_warnings, warnings_are_errors, warn_system_headers,
10436 pedantic_errors or inhibit_warnings flags.
10437 (c_common_post_options): Do not check cpp_errors (parse_in).
10438 (c_common_finish): Do not output dependencies if there were
10439 errors. Do not check return value of cpp_finish.
10440 * c-ppoutput.c (pp_file_change): Set input_location.
10441 * c-tree.h (c_cpp_error): Declare.
10442 * diagnostic.c (diagnostic_set_info_translated): Also initialize
10444 (diagnostic_build_prefix): Check override_column.
10445 * diagnostic.h (diagnostic_info): Add override_column field.
10446 (diagnostic_override_column): Define.
10448 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
10450 * c-common.c (c_expand_expr, c_staticp): Remove.
10451 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
10452 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
10453 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
10454 * c-gimplify.c (gimplify_compound_literal_expr,
10455 optimize_compound_literals_in_ctor): Remove.
10456 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
10457 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
10458 * c-semantics.c (emit_local_var): Remove.
10460 * langhooks-def.h (lhd_expand_expr): Remove.
10461 * langhooks.c (lhd_expand_expr): Remove.
10462 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
10464 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
10465 handling from c-semantics.c; don't call into langhook.
10466 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
10467 * gimplify.c (gimplify_compound_literal_expr,
10468 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
10469 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
10470 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
10471 as was done in c-gimplify.c.
10472 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
10473 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
10474 Move from c-common.h.
10475 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
10477 * tree.c (staticp): Do not call langhook.
10478 * langhooks.c (lhd_staticp): Delete.
10479 * langhooks-def.h (lhd_staticp): Delete prototype.
10480 (LANG_HOOKS_STATICP): Delete.
10481 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
10483 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
10484 instead of DECL_STMTs.
10486 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10494 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
10496 (fold_call_expr): Return a NOP_EXPR from folding rather than the
10497 contained expression.
10498 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
10499 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
10500 conditional expressions for C.
10501 (decl_constant_value_for_optimization): Move from
10502 decl_constant_value_for_broken_optimization in c-typeck.c. Check
10503 whether optimizing and that the expression is a VAR_DECL not of
10504 array type instead of doing such checks in the caller. Do not
10505 check pedantic. Call gcc_unreachable for C++.
10506 * c-common.def (C_MAYBE_CONST_EXPR): New.
10507 * c-common.h (c_fully_fold, c_save_expr,
10508 decl_constant_value_for_optimization): New prototypes.
10509 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10510 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10511 EXPR_INT_CONST_OPERANDS): Define.
10512 * c-convert.c (convert): Strip nops from expression.
10513 * c-decl.c (groktypename): Take extra parameters expr and
10514 expr_const_operands. Update call to grokdeclarator.
10515 (start_decl): Update call to grokdeclarator. Add statement for
10516 expressions used in type of decl.
10517 (grokparm): Update call to grokdeclarator.
10518 (push_parm_decl): Update call to grokdeclarator.
10519 (build_compound_literal): Add parameter non_const and build a
10520 C_MAYBE_COSNT_EXPR if applicable.
10521 (grokdeclarator): Take extra parameters expr and
10522 expr_const_operands. Track expressions used in declaration
10523 specifiers and declarators. Fold array sizes and track whether
10524 they are constant expressions and whether they are integer
10525 constant expressions.
10526 (parser_xref_tag): Set expr and expr_const_operands fields in
10528 (grokfield): Update call to grokdeclarator.
10529 (start_function): Update call to grokdeclarator.
10530 (build_null_declspecs): Set expr and expr_const_operands fields in
10532 (declspecs_add_type): Handle expressions in typeof specifiers.
10533 * c-parser.c (c_parser_declspecs): Set expr and
10534 expr_const_operands fields for declaration specifiers.
10535 (c_parser_enum_specifier): Likewise.
10536 (c_parser_struct_or_union_specifier): Likewise.
10537 (c_parser_typeof_specifier): Likewise. Update call to
10538 groktypename. Fold expression as needed. Return expressions with
10539 type instead of adding statements.
10540 (c_parser_attributes): Update calls to c_parser_expr_list.
10541 (c_parser_statement_after_labels): Fold expression before passing
10542 to objc_build_throw_stmt.
10543 (c_parser_condition): Fold expression.
10544 (c_parser_asm_operands): Fold expression.
10545 (c_parser_conditional_expression): Use c_save_expr. Update call
10546 to build_conditional_expr.
10547 (c_parser_alignof_expression): Update call to groktypename.
10548 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
10549 original_code. Fold expression argument of va_arg. Create
10550 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
10551 argument to va_arg. Update calls to groktypename. Fold array
10552 index for offsetof. Verify that first argument to
10553 __builtin_choose_expr has integer type.
10554 (c_parser_postfix_expression_after_paren_type): Update calls to
10555 groktypename and build_compound_literal. Handle expressions with
10556 side effects in type name.
10557 (c_parser_postfix_expression_after_primary): Update call to
10558 c_parser_expr_list. Set original_code for calls to
10559 __builtin_constant_p.
10560 (c_parser_expr_list): Take extra parameter fold_p. Fold
10561 expressions if requested.
10562 (c_parser_objc_type_name): Update call to groktypename.
10563 (c_parser_objc_synchronized_statement): Fold expression.
10564 (c_parser_objc_receiver): Fold expression.
10565 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
10566 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10567 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10568 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10569 (struct c_typespec): Add elements expr and expr_const_operands.
10570 (struct c_declspecs): Add elements expr and expr_const_operands.
10571 (groktypename, build_conditional_expr, build_compound_literal):
10573 (in_late_binary_op): Declare.
10574 * c-typeck.c (note_integer_operands): New function.
10575 (in_late_binary_op): New variable.
10576 (decl_constant_value_for_broken_optimization): Move to c-common.c
10577 and rename to decl_constant_value_for_optimization.
10578 (default_function_array_conversion): Do not strip nops.
10579 (default_conversion): Do not call
10580 decl_constant_value_for_broken_optimization.
10581 (build_array_ref): Do not fold result.
10582 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10583 result when operand is a VLA.
10584 (c_expr_sizeof_type): Update call to groktypename. Handle
10585 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10586 result when operand names a VLA type.
10587 (build_function_call): Update call to build_compound_literal.
10588 Only fold result for calls to __builtin_* functions. Strip
10589 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10590 the function designator.
10591 (convert_arguments): Fold arguments. Update call to
10592 convert_for_assignment.
10593 (build_unary_op): Handle increment and decrement of
10594 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10595 decrement earlier. Fold operand of increment and decrement.
10596 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10597 built for integer operand. Wrap returns that are INTEGER_CSTs
10598 without being integer constant expressions or that have integer
10599 constant operands without being INTEGER_CSTs.
10600 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10601 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10602 result is an integer constant expression or can be used in
10603 unevaluated parts of one and avoid folding and wrap as
10604 appropriate. Fold operands before possibly doing -Wsign-compare
10606 (build_compound_expr): Wrap result for C99 if operands can be used
10607 in integer constant expressions.
10608 (build_c_cast): Update call to digest_init. Do not ignore
10609 overflow from casting floating-point constants to integers. Wrap
10610 results that could be confused with integer constant expressions,
10611 null pointer constants or floating-point constants.
10612 (c_cast_expr): Update call to groktypename. Handle expressions
10613 included in type name.
10614 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10615 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10616 Update calls to convert_for_assignment.
10617 (convert_for_assignment): Take new parameter
10618 null_pointer_constant. Do not strip nops or call
10619 decl_constant_value_for_broken_optimization. Set
10620 in_late_binary_op for conversions to boolean.
10621 (store_init_value): Update call to digest_init.
10622 (digest_init): Take new parameter null_pointer_constant. Do not
10623 call decl_constant_value_for_broken_optimization. pedwarn for
10624 initializers not constant expressions. Update calls to
10625 convert_for_assignment.
10626 (constructor_nonconst): New.
10627 (struct constructor_stack): Add nonconst element.
10628 (really_start_incremental_init, push_init_level, pop_init_level):
10629 Handle constructor_nonconst and nonconst element.
10630 (set_init_index): Call constant_expression_warning for array
10632 (output_init_element): Fold value. Set constructor_nonconst as
10633 applicable. pedwarn for initializers not constant expressions.
10634 Update call to digest_init. Call constant_expression_warning
10635 where constant initializers are required.
10636 (process_init_element): Use c_save_expr.
10637 (c_finish_goto_ptr): Fold expression.
10638 (c_finish_return): Fold return value. Update call to
10639 convert_for_assignment.
10640 (c_start_case): Fold switch expression.
10641 (c_process_expr_stmt): Fold expression.
10642 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10643 ensure statement expression is not evaluated in constant expression.
10644 (build_binary_op): Track whether results are integer constant
10645 expressions or may occur in such, disable folding and wrap results
10646 as applicable. Fold operands for -Wsign-compare warnings unless
10648 (c_objc_common_truthvalue_conversion): Handle results folded to
10649 integer constants that are not integer constant expressions.
10650 * doc/extend.texi: Document when typeof operands are evaluated,
10651 that condition of __builtin_choose_expr is an integer constant
10652 expression, and more about use of __builtin_constant_p in
10655 2009-03-29 Richard Guenther <rguenther@suse.de>
10657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10658 propagate addresses of array references.
10660 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10662 * regmove.c (perhaps_ends_bb_p): Remove.
10663 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10664 from INSN and check that the main loop stays within that basic block.
10665 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10666 (regmove_forward_pass): Split out from regmove_optimize. Use
10667 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10668 (regmove_backward_pass): Split out from regmove_optimize. Use
10669 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10670 (regmove_optimize): Simplify.
10672 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10675 * config/i386/i386.c (classify_argument): Ignore flexible array
10676 member in struct and warn ABI change.
10678 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10680 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10682 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10683 (ix86_adjust_cost): Updated.
10685 2009-03-29 Jan Hubicka <jh@suse.cz>
10687 PR middle-end/28850
10688 * tree-pass.h (pass_cleanup_eh): New function.
10689 (remove_unreachable_regions): Break code handling RTL
10690 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10691 that can not be reached by runtime.
10692 (can_be_reached_by_runtime): New function.
10693 (label_to_region_map): New function.
10694 (num_eh_regions): New function.
10695 (rtl_remove_unreachable_regions): New function.
10696 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10697 (remove_eh_region): New function.
10698 * except.h: Include sbitmap and vecprim.
10699 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10700 num_eh_regions): Declare.
10701 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10702 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10703 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10704 (tree_empty_eh_handler_p): New function.
10705 (cleanup_empty_eh): New function.
10706 (cleanup_eh): New function.
10707 (pass_cleanup_eh): New function.
10709 2009-03-29 Jan Hubicka <jh@suse.cz>
10711 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10712 for removed regions.
10714 2009-03-29 Jan Hubicka <jh@suse.cz>
10716 * except.c (dump_eh_tree): Dump all datastructures.
10718 2009-03-29 Jan Hubicka <jh@suse.cz>
10720 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10721 (duplicate_eh_regions_1): Likewise.
10722 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10723 vector; call EH verification.
10724 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10725 Be ready for region being removed.
10727 2009-03-29 Jan Hubicka <jh@suse.cz>
10729 * bitmap.c (bitmap_last_set_bit): New function.
10730 * bitmap.h (bitmap_last_set_bit): Declare.
10732 2009-03-29 David Ayers <ayers@fsfe.org>
10735 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10736 by calling objc_compare_types and surpress warnings about
10737 incompatible C pointers that are compatible ObjC pointers.
10739 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10741 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10742 call initialize_inline_failed.
10743 (initialize_inline_failed): Move it from here ...
10744 * cgraph.c (initialize_inline_failed): ... to here.
10745 (cgraph_create_edge): Call initialize_inline_failed rather than
10746 setting inline_failed directly.
10748 2009-03-29 Ben Elliston <bje@au.ibm.com>
10751 * sysv4.opt (msdata): Improve comment.
10752 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10753 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10755 2009-03-29 Ben Elliston <bje@au.ibm.com>
10758 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10759 load and store attributes.
10761 2009-03-29 Ben Elliston <bje@au.ibm.com>
10763 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10764 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10765 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10766 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10767 __builtin_infq and __builtin_huge_valq.
10769 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10771 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10773 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10774 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10776 2009-03-28 Xinliang David Li <davidxl@google.com>
10778 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10779 (do_dbg_cnt): New function.
10781 2009-03-28 Jan Hubicka <jh@suse.cz>
10783 Merge from pretty-ipa:
10785 2009-03-27 Jan Hubicka <jh@suse.cz>
10787 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10788 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10789 * passes.c (function_called_by_processed_nodes_p): New.
10790 * ipa-pure-const.c (check_call): Fix handling of operands.
10791 (analyze_function): Dump debug output for skipped bodies.
10792 (local_pure_const): Use function_called_by_processed_nodes_p.
10793 * dwarf2out.c (reference_to_unused): Use output.
10794 * passes.c (do_per_function_toporder): Likewise.
10796 2008-11-12 Jan Hubicka <jh@suse.cz>
10798 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10799 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10800 state_set_in_source enum
10801 (check_decl): Ignore memory tags; do not set fake looping flags;
10803 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10804 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10805 (check_call, analyze_function): Rewrite.
10807 (add_new_function): Update call of analyze_function.
10808 (generate_summary): Add call of analyze_function.
10809 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10810 (local_pure_const): New function.
10811 (pass_local_pure_const): New pass.
10812 * ipa-inline.c (inline_transform): Set after_inlining.
10813 * tree-eh.c (stmt_can_throw_external): New.
10814 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10815 work with aliasing built.
10816 * tree-flow.h (stmt_can_throw_external): New.
10817 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10818 and local pure/const pass in early and late optimization queue.
10820 2009-03-28 Martin Jambor <mjambor@suse.cz>
10822 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10824 (fold_binary): Allow function decl aligment consideration is the
10825 second argument is integer constant one.
10826 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10827 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10828 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10830 2009-03-28 Jan Hubicka <jh@suse.cz>
10832 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10833 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10834 * function.h (rtl_data): Add nothrow flag.
10835 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10836 set DECL_NOTHROW for AVAILABLE functions.
10838 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10840 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10841 following vector keyword has expansion starting with pixel or bool
10842 keyword, expand vector to __vector and pixel or bool to __pixel or
10846 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10847 warn_if_disallowed_function_p): Removed.
10848 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10849 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10850 warning_if_disallowed_function_p.
10851 * flags.h (warn_if_disallowed_function_p,
10852 warn_disallowed_functions): Removed.
10853 * common.opt (Wdisallowed-function-list=): Removed.
10854 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10856 2009-03-28 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/38723
10859 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10862 2009-03-28 Jan Hubicka <jh@suse.cz>
10864 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10865 test introduced by my previous patch.
10867 2009-03-28 Richard Guenther <rguenther@suse.de>
10869 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10870 the PHIs value undefined.
10872 2009-03-28 Jan Hubicka <jh@suse.cz>
10874 * tree-pass.h (pass_fixup_cfg): New pass.
10875 * ipa-inline.c (inline_transform): Set
10876 always_inline_functions_inlined/after_inlining.
10877 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10878 (pass_fixup_cfg): New pass.
10879 * passes.c (init_optimization_passes): Add fixup_cfg.
10881 2009-03-28 Richard Guenther <rguenther@suse.de>
10883 PR tree-optimization/38458
10884 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10885 argument use the arguments copy-of value.
10887 2009-03-28 Richard Guenther <rguenther@suse.de>
10889 PR tree-optimization/38180
10890 * tree-ssa-ccp.c (get_default_value): Simplify.
10891 (likely_value): Likewise.
10892 (surely_varying_stmt_p): Properly handle VOP case.
10893 (ccp_initialize): Likewise.
10894 (ccp_fold): Handle propagating through *&.
10895 (fold_const_aggregate_ref): Also handle decls.
10897 2009-03-28 Jan Hubicka <jh@suse.cz>
10899 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10900 * cgraph.h (cgraph_node): Likewise.
10901 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10902 (cgraph_reset_node): Use process flag.
10903 (cgraph_mark_functions_to_output): Likewise.
10904 (cgraph_expand_function): Likewise.
10905 (cgraph_expand_all_functions): Likewise.
10906 (cgraph_output_in_order): Likewise.
10907 * dwarf2out.c (reference_to_unused): Likewise.
10908 * passes.c do_per_function_toporder): Likewise.
10910 2009-03-28 Jan Hubicka <jh@suse.cz>
10912 Bring from lto-branch:
10914 2008-09-03 Doug Kwan <dougkwan@google.com>
10916 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10917 enums instead of reason strings.
10918 * cgraph.c (cgraph_create_edge): Same.
10919 (cgraph_inline_failed_string): New function.
10920 * cgraph.h (cgraph_inline_failed_t): New enum type.
10921 (cgraph_inline_failed_string): New prototype.
10922 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10923 char pointer to cgraph_inline_failed_t.
10924 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10925 (cgraph_default_inline_p): Ditto.
10926 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10927 to cgraph_inline_failed_t pointer.
10928 * cif-code.def: New file.
10929 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10931 (cgraph_check_inline_limits): Change type of REASON to pointer to
10932 cgraph_inline_failed_t. Replace reason strings with enums.
10933 (cgraph_default_inline_p): Ditto.
10934 (cgraph_recursive_inlining_p): Ditto.
10935 (update_caller_keys): Change type of FAILED_REASON to
10936 cgraph_inline_failed_t.
10937 (cgraph_set_inline_failed): Change type of REASON to pointer to
10938 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10939 convert enums to strings for text output.
10940 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10941 to be of type cgraph_inline_failed_t. Replace reason strings with
10942 enums. Call cgraph_inline_failed_string to covert enums
10943 to strings for text output.
10944 (cgraph_decide_inlining): Replace reason strings with enums.
10945 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10946 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10948 * tree-inline.c (expand_call_inline): Change type of REASON
10949 to cgraph_inline_failed_t. Replace reason strings with enums.
10950 Call cgraph_inline_failed_string for text output.
10951 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10954 2009-03-28 Jan Hubicka <jh@suse.cz>
10956 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10957 cgraph_clone_node): Remove master clone handling.
10958 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10959 * cgraph.h (master_clone): Remove.
10960 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10961 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10962 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10964 2009-03-28 Jan Hubicka <jh@suse.cz>
10966 * cgraph.c (cgraph_function_body_availability): Functions declared
10967 inline are always safe to assume that it is not going to be replaced.
10969 2009-03-28 Richard Guenther <rguenther@suse.de>
10971 PR tree-optimization/38513
10972 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10974 EXC_PTR_EXPR and FILTER_EXPR.
10975 (get_ref_from_reference_ops): Likewise.
10977 2009-03-28 Richard Guenther <rguenther@suse.de>
10979 PR tree-optimization/38968
10980 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10981 Use FLOOR_MOD_EXPR to compute misalignment.
10983 2009-03-28 Richard Guenther <rguenther@suse.de>
10985 PR tree-optimization/37795
10986 * tree.h (combine_comparisons): Declare.
10987 * fold-const.c (combine_comparisons): Export.
10988 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10990 (ifcombine_iforif): Use combine_comparisons.
10992 2009-03-28 Jan Hubicka <jh@suse.cz>
10994 * tree-eh.c (inlinable_call_p): New function.
10995 (make_eh_edges): Use it.
10996 (verify_eh_edges): Use it.
10997 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10998 * except.c (reachable_next_level): Add inlinable_function argument
10999 (sjlj_find_directly_reachable_regions): Update.
11000 (add_reachable_handler): Do not set saw_any_handlers.
11001 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
11002 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
11003 Add new inlinable call parameter.
11004 (can_throw_internal, can_throw_external): Update.
11005 * except.h (can_throw_internal_1, can_throw_external_1,
11006 foreach_reachable_handler): Update declaration.
11008 2009-03-28 Joseph Myers <joseph@codesourcery.com>
11010 * config/arm/t-arm-coff, config/h8300/coff.h,
11011 config/i386/i386-aout.h, config/i386/i386-coff.h,
11012 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
11013 config/pdp11/2bsd.h, config/rs6000/aix41.h,
11014 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
11015 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
11016 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
11017 sys-types.h: Remove.
11018 * Makefile.in: Remove protoize and fixproto support and references
11020 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
11021 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
11023 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
11024 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
11025 unprotoize$(exeext).
11026 (rest.encap): Don't depend on $(STMP_FIXPROTO)
11027 (.PHONY): Don't depend on proto.
11028 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
11029 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
11030 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
11031 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
11032 build/gen-protos.o, build/scan.o, xsys-protos.h,
11033 build/fix-header$(build_exeext), build/fix-header.o,
11034 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
11035 stmp-install-fixproto): Remove.
11036 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
11037 SYSCALLS.c or fixproto files.
11038 (install-common): Don't install protoize.
11039 (install-headers-tar, install-headers-cpio, install-headers-cp):
11040 Don't depend on $(STMP_FIXPROTO).
11041 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
11042 install fixproto files or write out fixproto settings.
11043 (uninstall): Don't uninstall protoize.
11044 * config.gcc (use_fixproto): Remove.
11045 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
11046 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
11047 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
11048 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
11049 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
11050 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
11051 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
11052 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
11053 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
11054 * config/t-vxworks (STMP_FIXPROTO): Remove.
11055 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
11056 STMP_FIXPROTO): Remove.
11057 * config.in, configure: Regenerate.
11058 * crtstuff.c (gid_t, uid_t): Don't undefine.
11059 * doc/install.texi: Change m68k-coff to m68k-elf in example.
11060 (arm-*-coff, arm-*-aout: Remove target entries.
11061 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
11062 Remove mention of AIX 4.1.
11063 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
11064 * doc/invoke.texi (Running Protoize): Remove.
11065 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
11066 (Protoize Caveats): Remove.
11067 * tsystem.h: Update comments on headers assumed to exist.
11069 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
11071 * genautomata.c: Add a new year to the copyright. Add a new
11073 (struct insn_reserv_decl): Add comments for member bypass_list.
11074 (find_bypass): Remove.
11075 (insert_bypass): New.
11076 (process_decls): Use insert_bypass.
11077 (output_internal_insn_latency_func): Output all bypasses with the
11078 same input insn in one switch case.
11080 * rtl.def (define_bypass): Describe bypass choice.
11081 * doc/md.texi (define_bypass): Ditto.
11083 2009-03-27 Richard Guenther <rguenther@suse.de>
11085 * gimplify.c (mark_addressable): Export.
11086 * tree-flow.h (mark_addressable): Declare.
11087 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
11088 * tree-ssa.c (verify_phi_args): Verify that address taken
11089 variables have TREE_ADDRESSABLE set.
11091 2009-03-27 Richard Guenther <rguenther@suse.de>
11093 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
11094 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
11095 Do not mark decls TREE_ADDRESSABLE.
11096 (build_fold_addr_expr): Adjust.
11097 (fold_addr_expr): Remove.
11098 (fold_unary): Use build_fold_addr_expr.
11099 (fold_comparison): Likewise.
11100 (split_address_to_core_and_offset): Likewise.
11101 * coverage.c (tree_coverage_counter_addr): Mark the array decl
11103 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
11104 (gimplify_modify_expr_to_memcpy): Mark source and destination
11106 * omp-low.c (create_omp_child_function): Mark the object decl
11108 (lower_rec_input_clauses): Mark the var we take the address of
11110 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
11112 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11114 PR middle-end/39315
11115 * cfgexpand.c (expand_one_stack_var_at): Change alignment
11116 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
11118 2009-03-27 Richard Guenther <rguenther@suse.de>
11120 PR tree-optimization/39120
11121 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
11123 (handle_lhs_call): Process return constraints. Add escape
11124 constraints if necessary.
11125 (handle_const_call): Fill out return constraints. Make nested
11126 case more precise. Avoid consttmp if possible.
11127 (handle_pure_call): Fill out return constraints. Avoid
11128 callused if possible.
11129 (find_func_aliases): Simplify call handling.
11131 2009-03-27 Richard Guenther <rguenther@suse.de>
11133 PR tree-optimization/39120
11134 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
11135 as a representative.
11136 (solve_graph): Do propagate CALLUSED.
11137 (handle_pure_call): Use a scalar constraint from CALLUSED for
11139 (find_what_p_points_to): CALLUSED shall not appear in poins-to
11142 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11145 * c-common.c (handle_aligned_attribute): Properly check alignment
11146 overflow. Use (1U << i) instead of (1 << i).
11148 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
11150 * expr.h (get_mem_align_offset): Updated.
11152 * tree.h (tree_decl_common): Change align to "unsigned int" and
11153 move it before pointer_alias_set.
11155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11156 Jakub Jelinek <jakub@redhat.com>
11159 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
11160 gr_register_operand with gr_reg_or_0_operand.
11161 (cmpxchg_rel_di): Likewise.
11162 (sync_lock_test_and_set<mode>): Likewise.
11164 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11166 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
11167 (true_regnum): Likewise.
11169 * rtlanal.c (subreg_info): Moved to ...
11170 * rtl.h (subreg_info): Here. New.
11171 (subreg_get_info): New.
11173 * rtlanal.c (subreg_get_info): Make it extern.
11175 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11178 * config/i386/i386.c (ix86_abi): New.
11179 (override_options): Handle -mabi=.
11180 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
11181 (ix86_call_abi_override): Likewise.
11182 (init_cumulative_args): Likewise.
11183 (function_arg_advance): Likewise.
11184 (function_arg_64): Likewise.
11185 (function_arg): Likewise.
11186 (ix86_pass_by_reference): Likewise.
11187 (ix86_function_value_regno_p): Likewise.
11188 (ix86_build_builtin_va_list_abi): Likewise.
11189 (setup_incoming_varargs_64): Likewise.
11190 (is_va_list_char_pointer): Likewise.
11191 (ix86_init_machine_status): Likewise.
11192 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
11193 (ix86_function_type_abi): Return enum calling_abi. Rewrite
11194 for 64bit. Replace DEFAULT_ABI with ix86_abi.
11195 (ix86_function_abi): Make it static and return enum calling_abi.
11196 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
11198 (ix86_fn_abi_va_list): Updated.
11200 * config/i386/i386.h (ix86_abi): New.
11201 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
11202 (CONDITIONAL_REGISTER_USAGE): Likewise.
11203 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
11204 (machine_function): Likewise.
11206 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
11208 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
11209 (STACK_BOUNDARY): Likewise.
11210 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
11212 * config/i386/i386.opt (mabi=): New.
11214 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
11215 return enum calling_abi.
11216 (ix86_function_type_abi): Likewise.
11217 (ix86_function_abi): Removed.
11219 * doc/invoke.texi: Document -mabi= option for x86.
11221 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11223 * builtins.c (real_dconstp): Delete.
11224 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
11226 2009-03-27 Dodji Seketeli <dodji@redhat.com>
11227 Jakub Jelinek <jakub@redhat.com>
11230 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
11231 (gen_subprogram_die): When a function is explicit, generate the
11232 DW_AT_explicit attribute.
11233 * langhooks.h (struct lang_hooks_for_decls): Add
11234 function_decl_explicit_p langhook.
11235 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
11236 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
11238 2009-03-27 Jakub Jelinek <jakub@redhat.com>
11240 * builtins.c (fold_builtin_memory_op): Optimize memmove
11241 into memcpy if we can prove source and destination don't overlap.
11243 * tree-inline.c: Include gt-tree-inline.h.
11244 (clone_fn_id_num): New variable.
11245 (clone_function_name): New function.
11246 (tree_function_versioning): Use it.
11247 * Makefile.in (GTFILES): Add tree-inline.c.
11249 2009-03-27 Mark Mitchell <mark@codesourcery.com>
11251 * BASE-VER: Change to 4.5.0.
11253 2009-03-27 Xinliang David Li <davidxl@google.com>
11255 PR tree-optimization/39557
11256 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
11258 2009-03-27 Xinliang David Li <davidxl@google.com>
11260 PR tree-optimization/39548
11261 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
11264 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11266 * c-common.c (pointer_int_sum): Use %wd on return from
11269 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11271 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
11272 on return from tree_low_cst.
11274 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
11277 * ginclude/stdarg.h (va_copy): Define also for
11278 __GXX_EXPERIMENTAL_CXX0X__.
11280 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11283 * builtins.h (c_strlen): Do not warn here.
11284 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11285 * c-common.c (pointer_int_sum): Take an explicit location.
11286 Warn about offsets out of bounds.
11287 * c-common.h (pointer_int_sum): Adjust declaration.
11289 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11291 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
11294 2009-03-26 Jakub Jelinek <jakub@redhat.com>
11297 * opts.c (warn_if_disallowed_function_p): Don't assume
11298 get_callee_fndecl must return non-NULL.
11300 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
11302 PR rtl-optimization/39522
11303 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
11304 when reg_reloaded_valid is set.
11306 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11308 * config/spu/divv2df3.c: New file.
11309 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
11310 (DPBIT_FUNCS): Filter out _div_df.
11312 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
11314 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
11315 a jump insn, count that jump in the distance to the loop start.
11317 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
11320 * config/sh/sh.c (calc_live_regs): Fix condition for global
11321 registers except PIC_OFFSET_TABLE_REGNUM.
11323 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
11326 * doc/invoke.texi (-mconsole): New.
11328 (-mno-cygwin): New.
11330 (-mnop-fun-dllimport): New.
11334 (sub section "i386 and x86-64 Windows Options"): New.
11336 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
11338 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
11339 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
11341 2009-03-25 Richard Guenther <rguenther@suse.de>
11343 PR middle-end/39497
11344 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
11347 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
11349 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
11350 neither of haifa/selective schedulers are working.
11352 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11354 * doc/invoke.texi (Debugging Options): Fix description of
11355 -fno-merge-debug-strings.
11357 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
11359 * config/cris/libgcc.ver: New version-script.
11360 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
11362 * configure.ac <GAS features, nop mnemonic>: Add pattern
11363 crisv32-*-* for "nop".
11364 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
11365 * configure: Regenerate.
11367 2009-03-24 Ira Rosen <irar@il.ibm.com>
11369 PR tree-optimization/39529
11370 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11371 mark_sym_for_renaming for the tag copied to the new vector
11374 2009-03-24 Arthur Loiret <aloiret@debian.org>
11376 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
11377 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
11378 EXTRA_SPEC_FUNCTIONS.
11379 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
11380 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
11381 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
11382 -march and -mtune options.
11384 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
11386 * config/m68k/t-rtems: Add m5329 multilib.
11388 2009-03-24 Dodji Seketeli <dodji@redhat.com>
11389 Jakub Jelinek <jakub@redhat.com>
11392 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
11395 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11398 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
11399 instead of c_parser_expression_conv, if original_code isn't one of the
11400 4 allowed comparison codes, fail.
11402 2009-03-23 Richard Guenther <rguenther@suse.de>
11404 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
11405 * tree.h (struct tree_type): Likewise.
11406 * reload.h (struct insn_chain): Likewise.
11407 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
11408 * function.h (struct function): Likewise.
11409 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
11411 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11413 PR tree-optimization/39516
11414 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
11416 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
11418 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
11419 should be set true if BITS_PER_WORD of target is bigger than 32
11421 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
11423 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
11424 Translate -B-options to -rpath-link. Correct existing
11425 rpath-link and conditionalize on !nostdlib.
11427 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11429 * doc/extend.texi (Function Attributes, Variable Attributes):
11431 * doc/invoke.texi (Debugging Options, Optimize Options)
11432 (i386 and x86-64 Options, MCore Options): Likewise.
11434 2009-03-20 Jakub Jelinek <jakub@redhat.com>
11437 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
11438 it for block local namespace aliases.
11439 (gen_decl_die): Pass context_die to gen_namespace_die.
11441 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11444 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
11445 minimum or maximum value.
11447 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
11449 * reginfo.c (globalize_reg): Recompute derived reg sets.
11451 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
11454 * libgcc2.c (mprotect): Do not use signed arguments for
11455 VirtualProtect, use DWORD arguments. Also fix the 'may
11456 be used uninitialized' warning for the np variable.
11458 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11461 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
11462 functions using regparm calling conventions when not optimizing.
11463 (ix86_function_sseregparm): Similarly for sseregparm calling
11466 2009-03-19 Li Feng <nemokingdom@gmail.com>
11468 PR middle-end/39500
11469 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
11470 dependence if the first conflict is after niter iterations.
11472 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
11474 PR middle-end/38609
11475 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
11476 functions with dynamic stack-pointer adjustments.
11478 2009-03-19 Ben Elliston <bje@au.ibm.com>
11480 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
11481 option; change to -msdata=data.
11483 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11485 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
11488 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
11491 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
11493 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
11495 * doc/invoke.texi (Code Gen Options): Expand discussion of
11498 2009-03-18 Jakub Jelinek <jakub@redhat.com>
11500 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
11501 * matrix-reorg.c (struct matrix_info): Likewise.
11502 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
11503 * rtl.h (struct mem_attrs): Likewise.
11504 * df.h (struct df): Likewise.
11505 * tree-data-ref.h (struct data_dependence_relation): Likewise.
11506 * ira-int.h (struct ira_allocno): Likewise.
11507 * df-scan.c (struct df_collection_rec): Likewise.
11508 * ira.c (struct equivalence): Likewise.
11509 * function.c (struct temp_slot): Likewise.
11510 * cfgloop.h (struct loop): Likewise.
11513 * function.c (use_register_for_decl): When not optimizing, disregard
11514 register keyword for variables with types containing methods.
11516 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
11518 PR middle-end/39447
11519 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
11520 (is_simple_operand): Call contains_component_ref_p before calling data
11521 reference analysis that would fail on COMPONENT_REFs.
11523 * tree-vrp.c (search_for_addr_array): Fix formatting.
11525 2009-03-18 Richard Guenther <rguenther@suse.de>
11527 * tree-vect-transform.c (vect_loop_versioning): Fold the
11528 generated comparisons.
11529 * tree-vectorizer.c (set_prologue_iterations): Likewise.
11530 (slpeel_tree_peel_loop_to_edge): Likewise.
11532 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11534 PR middle-end/37805
11535 * opts.c (print_specific_help): In addition to `undocumented',
11536 accept `separate' and `joined' flags if passed alone. Describe
11537 output by the first matched one of those.
11538 (common_handle_option): Skip over empty strings.
11539 * gcc.c (display_help): Fix help string for `--help='.
11540 * doc/invoke.texi (Option Summary, Overall Options): With
11541 `--help=', classes and qualifiers can both be repeated, but
11542 only the latter can be negated. One should not pass only
11543 negated qualifiers. Fix markup and examples.
11546 2008-10-14 Jakub Jelinek <jakub@redhat.com>
11547 PR middle-end/37805
11548 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
11549 and -fhelp=separate.
11551 2009-03-17 Jing Yu <jingyu@google.com>
11553 PR middle-end/39378
11554 * function.h (struct rtl_data): Move is_thunk from here...
11555 (struct function): ...to here.
11556 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
11557 * varasm.c (assemble_start_function): Change is_thunk from crtl to
11559 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
11561 (alpha_does_function_need_gp, alpha_start_function): Likewise.
11562 (alpha_output_function_end_prologue): Likewise.
11563 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
11564 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
11565 (rs6000_output_function_epilogue): Likewise.
11566 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11568 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11571 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11572 from different units in a single alternative.
11573 (*truncdfsf_i387): Ditto.
11574 (*truncxfsf2_mixed): Ditto.
11575 (*truncxfdf2_mixed): Ditto.
11577 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11579 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11580 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11583 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11584 unused non-artificial variables when not optimizing.
11587 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11588 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11589 NAMESPACE_DECL in its DECL_INITIAL.
11591 PR middle-end/39443
11592 * optabs.c (set_user_assembler_libfunc): New function.
11593 * expr.h (set_user_assembler_libfunc): New prototype.
11594 * c-common.c: Include libfuncs.h.
11595 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11596 for memcmp, memset, memcpy, memmove and abort.
11597 * Makefile.in (c-common.o): Depend on libfuncs.h.
11600 * dwarf2out.c (gen_inlined_enumeration_type_die,
11601 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11602 gen_tagged_type_instantiation_die): Removed.
11603 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11606 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11609 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11611 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11612 (check-parallel-%): Ditto.
11613 (check-consistency): Ditto.
11615 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11617 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11618 local variable rhs by NULL_TREE.
11620 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11623 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11625 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11628 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11630 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11633 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11634 for ms->sysv ABI calls only in 64bit mode.
11636 * config/i386/i386.md (untyped_call): Support 32bit.
11638 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11640 * doc/extend.texi: Replace x86_65 with x86_64.
11642 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11644 PR tree-optimization/39455
11645 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11646 mismatches for POINTER_TYPE_P (type).
11647 (number_of_iterations_le): Likewise.
11649 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11651 * config/picochip/picochip.c: Removed profiling support.
11652 * config/picochip/picochip.md: Removed profiling instruction.
11653 * config/picochip/picochip.h: Removed profiling builtin.
11655 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11657 * doc/install.texi (--with-host-libstdcxx): Document.
11659 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11662 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11663 generate a warning if the function name does not begin with
11664 "__vector" and the function has either the 'signal' or 'interrupt'
11665 attribute, from here to ...
11666 (avr_declare_function_name): ...here. New function.
11667 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11668 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11670 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11673 * cse.c (fold_rtx): Don't modify original const_arg1 when
11674 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11675 separate variable instead.
11676 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11677 from out of range shift counts.
11678 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11680 2009-03-13 Catherine Moore <clm@codesourcery.com>
11682 * config/i386/x-mingw32 (host-mingw32.o): Replace
11683 diagnostic.h with $(DIAGNOSTIC_H).
11685 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11688 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11690 * config/i386/sync.md (sync_compare_and_swap<mode>,
11691 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11692 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11694 (sync_double_compare_and_swapdi_pic,
11695 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11696 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11698 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11701 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11703 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11706 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11707 (avx_addsubv4df3): Likewise.
11708 (*avx_addsubv4sf3): Likewise.
11709 (sse3_addsubv4sf3): Likewise.
11711 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11714 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11716 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11719 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11720 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11721 registers for allocnos created from user-defined variables.
11723 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11726 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11727 of non-integer mode as well.
11729 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11731 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11732 for functions for which the parameter types are unknown.
11734 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11737 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11738 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11739 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11740 * config/i386/i386.c (ix86_local_alignment): For
11741 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11742 long long variables on the stack to avoid dynamic realignment.
11743 Allow the first argument to be a decl rather than type.
11744 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11746 2009-03-11 Nick Clifton <nickc@redhat.com>
11749 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11751 Add description to mno-lsim option.
11752 * config/mcore/mcore.h: Remove comment about deprecated m4align
11754 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11755 * doc/invoke.texi: Add description of mno-lsim and
11756 mstack-increment options.
11758 * config/fr30/fr30.opt: Document the -mno-lsim option.
11759 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11760 and -mno-lsim options.
11762 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11764 * fold-const.c (fold_comparison): Only call fold_inf_compare
11765 if the mode supports infinities.
11767 2009-03-11 Jason Merrill <jason@redhat.com>
11770 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11771 end already did. Notice GIMPLE_CALL modifications of the result.
11772 Don't copy debug information from an ignored decl or a decl from
11775 2009-03-10 Richard Guenther <rguenther@suse.de>
11776 Nathan Froyd <froydnj@codesourcery.com>
11778 PR middle-end/37850
11779 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11780 (__divMODE3): Likewise.
11782 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11784 PR tree-optimization/39394
11785 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11786 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11788 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11790 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11791 inline asms for register asm ("") declarations.
11793 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11795 * fold-const.c (fold_unary): Fix comment.
11797 2009-03-07 Jan Hubicka <jh@suse.cz>
11800 * tree-inline.c (setup_one_parameter): Do replacement of const
11801 argument by constant in SSA form.
11803 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11805 PR middle-end/38028
11806 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11807 determine alignment passed to assign_stack_local.
11808 (assign_parms_unsplit_complex): Likewise.
11809 * except.c (sjlj_build_landing_pads): Likewise.
11811 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11813 PR middle-end/39360
11814 * tree-flow.h (add_referenced_var): Return bool instead of void.
11815 * tree-dfa.c (add_referenced_var): Return result of
11816 referenced_var_check_and_insert call.
11817 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11818 of referenced_var_check_and_insert.
11821 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11822 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11823 DIE, don't emit it if abstract origin already has it.
11824 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11825 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11827 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11829 * genpreds.c (needs_variable): Fix parentheses at variable name
11831 (write_tm_constrs_h): Indent generated code.
11833 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11835 * doc/extend.texi (Function Attributes): Add documentation
11836 for isr attributes.
11838 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11841 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11842 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11844 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11846 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11849 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11852 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11853 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11855 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11857 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11858 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11859 constants instead of magic numbers.
11860 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11862 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11863 (x86_64_ms_abi_int_parameter_registers): Ditto.
11864 (x86_64_int_return_registers): Ditto.
11865 (ix86_maybe_switch_abi): Ditto.
11866 (ix86_expand_call): Ditto for clobbered_registers array.
11867 (ix86_hard_regno_mode_ok): Ditto.
11868 (x86_extended_QIreg_mentioned_p): Ditto.
11870 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11872 PR tree-optimization/39349
11873 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11875 * combine.c (gen_lowpart_for_combine): Use omode when generating
11878 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11880 PR rtl-optimization/39235
11881 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11883 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11885 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11887 2009-03-04 Richard Guenther <rguenther@suse.de>
11889 PR tree-optimization/39362
11890 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11891 that occur in abnormal PHIs should be varying.
11893 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11895 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11897 (simple_iv): Take loop as an argument instead of statement.
11898 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11899 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11901 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11903 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11904 * matrix-reorg.c (analyze_transpose): Ditto.
11905 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11906 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11907 * tree-predcom.c (ref_at_iteration): Ditto.
11908 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11910 2009-03-04 Richard Guenther <rguenther@suse.de>
11912 PR tree-optimization/39358
11913 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11914 escaped_id and callused_id.
11915 (solve_graph): Likewise.
11917 2009-03-04 Richard Guenther <rguenther@suse.de>
11919 PR tree-optimization/39339
11920 * tree-sra.c (try_instantiate_multiple_fields): Make it
11921 no longer ICE on the above.
11923 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11925 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11926 that fits within Pmode.
11928 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11930 PR middle-end/10109
11931 * tm.texi (LIBCALL_VALUE): Update description.
11933 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11935 PR middle-end/34443
11936 * doc/extend.texi (section): Update description.
11938 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11940 PR middle-end/39345
11941 * tree-inline.c (remapped_type): New.
11942 (can_be_nonlocal): Call remapped_type instead of remap_type.
11944 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11947 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11948 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11950 2009-03-03 Richard Guenther <rguenther@suse.de>
11952 PR middle-end/39272
11953 * tree.c (tree_nonartificial_location): New function.
11954 * tree.h (tree_nonartificial_location): Declare.
11955 * builtins.c (expand_builtin_memory_chk): Provide location
11956 of the call location for artificial function pieces.
11957 (maybe_emit_chk_warning): Likewise.
11958 (maybe_emit_sprintf_chk_warning): Likewise.
11959 (maybe_emit_free_warning): Likewise.
11960 * expr.c (expand_expr_real_1): Likewise.
11962 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11964 PR tree-optimization/39343
11965 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11966 COMPONENT_REF t has ARRAY_TYPE.
11968 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11970 PR middle-end/39335
11971 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11972 when the type precision of the induction variable should be
11973 larger than the type precision of nit.
11974 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11975 * graphite.c (graphite_loop_normal_form): Same.
11976 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11978 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11980 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11981 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11982 numbers to describe clobbered registers.
11983 (*call_value_0_rex64_ms_sysv): Ditto.
11984 * config/i386/mmx.md (mmx_emms): Ditto.
11985 (mmx_femms): Ditto.
11987 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11989 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11992 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11994 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11995 (spu_section_type_flags): New function.
11997 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11999 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
12000 reg_class_contents of FLOAT_REGS into a temporary.
12002 2009-03-02 Richard Guenther <rguenther@suse.de>
12003 Ira Rosen <irar@il.ibm.com>
12005 PR tree-optimization/39318
12006 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
12007 information to the vectorized statement.
12009 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
12011 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
12012 variable. Use defined names instead of magic constants for REX SSE
12015 2009-03-01 Richard Guenther <rguenther@suse.de>
12017 PR tree-optimization/39331
12018 * omp-low.c (lower_send_shared_vars): Do not receive new
12019 values for the reference of DECL_BY_REFERENCE parms or results.
12021 2009-03-01 Jan Hubicka <jh@suse.cz>
12024 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
12025 BLOCK_NONLOCALIZED_VAR): New macros.
12026 (tree_block): Add nonlocalized_vars.
12027 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
12028 gen_decl_die): Add origin argument. Allow generation of die with
12029 origin at hand only.
12030 (gen_member_die, gen_type_die_with_usage, force_decl_die,
12031 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
12033 (gen_block_die): Fix checking for unused blocks.
12034 (process_scope_var): Break out from .... ; work with origins only.
12035 (decls_for_scope) ... here; process nonlocalized list.
12036 (dwarf2out_ignore_block): Look for nonlocalized vars.
12037 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
12039 (dump_scope_block): Dump them.
12040 * tree-inline.c (remap_decls): Handle nonlocalized vars.
12041 (remap_block): Likewise.
12042 (can_be_nonlocal): New predicate.
12043 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
12045 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12047 * configure: Regenerate.
12049 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12051 * optc-gen.awk: No need to duplicate option flags twice.
12052 Reuse help texts for duplicate options which do not have any.
12054 * gcc.c (display_help): Document --version.
12056 * gcc.c (main): If print_help_list and verbose_flag, ensure
12057 driver output comes before subprocess output.
12059 * optc-gen.awk: Assign all remaining fields to help string,
12060 space-separated, for multi-line help in *.opt.
12062 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
12063 -Wno-pedantic-ms-format is for MinGW targets only.
12065 * doc/options.texi (Option file format): Fix bad indentation,
12066 restoring dropped sentence.
12068 2009-02-28 Jan Hubicka <jh@suse.cz>
12070 * tree-inline.c (tree_function_versioning): Output debug info.
12072 2009-02-28 Jan Hubicka <jh@suse.cz>
12075 * tree-inline.c (setup_one_parameter): Do not copy propagate
12076 arguments when not optimizing.
12078 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
12081 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
12082 (avx_addsubv4df3): Likewise.
12083 (*avx_addsubv4sf3): Likewise.
12084 (sse3_addsubv4sf3): Likewise.
12085 (*avx_addsubv2df3): Likewise.
12086 (sse3_addsubv2df3): Likewise.
12087 (avx_unpckhps256): Correct item selectors.
12088 (avx_unpcklps256): Likewise.
12089 (avx_unpckhpd256): Likewise.
12090 (avx_unpcklpd256): Likewise.
12092 2009-02-28 Jan Hubicka <jh@suse.cz>
12094 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
12096 (copy_arguments_for_versioning): If var is declared don't declare it.
12097 (tree_function_versioning): First setup substitutions and then copy
12100 2009-02-27 Jan Hubicka <jh@suse.cz>
12103 * cgraph.h (varpool_output_debug_info): Remove.
12104 * cgraphunit.c (varpool_output_debug_info): Remove.
12105 * dwarf2out.c (deferred_locations_struct): New struct
12106 (deferred_locations): New type.
12107 (deferred_locations_list): New static var.
12108 (deffer_location): New function.
12109 (gen_variable_die): Use it.
12110 (decls_for_scope): Output info on local static vars.
12111 (dwarf2out_finish): Process deferred locations.
12112 * varpool.c (varpool_output_debug_info): Remove.
12114 2009-02-27 Jan Hubicka <jh@suse.cz>
12117 * tree.h (TREE_PROTECTED): Fix comment.
12118 (BLOCK_HANDLER_BLOCK): Remove.
12119 (struct tree_block): Remove handler_block add body_block.
12120 (inlined_function_outer_scope_p): New.
12121 (is_body_block): Remove.
12122 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
12123 * dwarf2out.c (is_inlined_entry_point): Remove.
12124 (add_high_low_attributes): Use inlined_function_outer_scope_p.
12125 (gen_block_die): Use is_inlined_entry_point check. Remove body block
12127 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
12128 * gimplify.c (gimplify_expr): Gimplify body blocks.
12129 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
12130 block with multiple subblocks.
12131 (dump_scope_block): Prettier output; dump more flags and info.
12132 (dump_scope_blocks): New.
12133 (remove_unused_locals): Use dump_scope_blocks.
12134 * tree-flow.h (dump_scope_blocks): Declare.
12135 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
12136 * stmt.c (is_body_block): Remove.
12137 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
12138 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
12140 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
12142 PR middle-end/39308
12143 * graphite.c (graphite_loop_normal_form): Do not call
12144 number_of_iterations_exit from a gcc_assert.
12146 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12148 * config/s390/s390.c (s390_swap_cmp): Look for conditional
12149 jumps if COND is NULL.
12150 (find_cond_jump): New function.
12151 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
12152 * config/s390/s390.md: Remove z10_cobra attribute value.
12154 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
12156 * config/alpha/alpha.h (alpha_expand_mov): Return false if
12157 force_const_mem returns NULL_RTX.
12159 2009-02-26 Jan Hubicka <jh@suse.cz>
12162 * cgraph.h (varpool_output_debug_info): Remove.
12163 * cgraphunit.c (varpool_output_debug_info): Remove.
12164 * dwarf2out.c (deferred_locations_struct): New struct
12165 (deferred_locations): New type.
12166 (deferred_locations_list): New static var.
12167 (deffer_location): New function.
12168 (gen_variable_die): Use it.
12169 (decls_for_scope): Output info on local static vars.
12170 (dwarf2out_finish): Process deferred locations.
12171 * varpool.c (varpool_output_debug_info): Remove.
12173 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
12175 PR rtl-optimization/39241
12176 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
12177 to subreg_offset_representable_p.
12179 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12181 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
12182 execute function prototype. Get f and nregs from max_reg_num
12183 and get_insns. Remove the first backward pass as it's dead,
12184 guard the forward pass by flag_expensive_optimizations.
12185 (rest_of_handle_regmove): Delete.
12186 (pass_regmove): Replace it with regmove_optimize.
12188 2009-02-25 Martin Jambor <mjambor@suse.cz>
12190 PR tree-optimization/39259
12191 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
12192 calls_alloca function flags.
12193 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
12194 calls are detected.
12196 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12198 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
12199 flags_set_1_rtx, flags_set_1_set): Delete.
12200 (regmove_optimize): Do not call mark_flags_life_zones.
12202 2009-02-24 Julian Brown <julian@codesourcery.com>
12205 * config/arm/arm.c (require_pic_register): Only set
12206 cfun->machine->pic_reg once per function.
12208 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
12210 * doc/invoke.texi (Link Options): Document an easier way to pass
12211 options that take arguments to the GNU linker using -Xlinker and -Wl.
12213 2009-02-24 Steve Ellcey <sje@cup.hp.com>
12216 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
12218 2009-02-24 Richard Guenther <rguenther@suse.de>
12221 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
12223 2009-02-24 Richard Guenther <rguenther@suse.de>
12224 Zdenek Dvorak <ook@ucw.cz>
12226 PR tree-optimization/39233
12227 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
12228 from converting them to a generic type.
12230 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
12232 PR tree-optimization/39260
12233 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
12234 contains a condition with a real type.
12235 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
12237 2009-02-23 Jason Merrill <jason@redhat.com>
12240 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
12241 narrowing_initializer_constant_valid_p.
12242 (narrowing_initializer_constant_valid_p): Don't return
12243 null_pointer_node for adding a pointer to itself.
12245 2009-02-23 Jan Hubicka <jh@suse.cz>
12248 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
12251 2009-02-23 Jan Hubicka <jh@suse.cz>
12253 PR tree-optimization/37709
12254 * tree.c (block_ultimate_origin): Move here from dwarf2out.
12255 * tree.h (block_ultimate_origin): Declare.
12256 * dwarf2out.c (block_ultimate_origin): Move to tree.c
12257 * tree-ssa-live.c (remove_unused_scope_block_p):
12258 Eliminate blocks containig no instructions nor live variables nor
12260 (dump_scope_block): New function.
12261 (remove_unused_locals): Enable removal of dead blocks by default;
12262 enable dumping at TDF_DETAILS.
12264 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12266 * config/i386/i386.c (classify_argument): Don't allow COImode
12268 (function_arg_advance_32): Don't allow OImode.
12269 (function_arg_32): Likewise.
12270 (function_value_32): Likewise.
12271 (return_in_memory_32): Likewise.
12272 (function_arg_64): Remove OImode comment.
12274 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12277 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12278 ix86_expand_vector_set for V4DImode in 64bit mode only.
12279 (ix86_expand_vector_init_one_var): Likewise.
12281 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
12283 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
12285 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12288 * loop-iv.c: Revert last change.
12289 * emit-rtl.c: Likewise.
12291 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12294 * config/i386/i386.c (type_natural_mode): Remove an extra
12295 space in the warning message.
12296 (function_value_32): Handle 32-byte vector modes.
12297 (return_in_memory_32): Likewise.
12299 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12301 * loop-iv.c (truncate_value): New function.
12302 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
12304 (lowpart_subreg): Move to...
12305 * emit-rtl.c: ...here.
12307 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
12309 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
12310 accidental and undocumented change at revision 140860.
12312 2009-02-21 Joseph Myers <joseph@codesourcery.com>
12314 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
12315 take gimple_seq * arguments.
12316 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
12317 types_compatible_p langhook.
12319 2009-02-20 Mark Mitchell <mark@codesourcery.com>
12320 Joseph Myers <joseph@codesourcery.com>
12322 * config/arm/arm.c (arm_builtin_va_list): New function.
12323 (arm_expand_builtin_va_start): Likewise.
12324 (arm_gimplify_va_arg_expr): Likewise.
12325 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
12326 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
12327 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
12328 (va_list_type): New variable.
12329 (arm_mangle_type): Mangle va_list_type appropriately.
12331 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12333 PR middle-end/39157
12334 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
12335 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
12336 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
12337 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
12338 parameter to 1000 for -O1 by default.
12339 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
12341 * loop-invariant.c: Include params.h.
12342 (move_loop_invariants): Don't call move_single_loop_invariants on
12345 2009-02-20 Jaka Mocnik <jaka@xlab.si>
12347 * calls.c (emit_library_call_value_1): Use slot_offset instead of
12348 offset when calculating bounds for indexing stack_usage_map. Fixes
12349 a buffer overflow with certain target setups.
12351 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12354 * calls.c (expand_call): Clear try_tail_call if caller and callee
12355 disagree in promotion of function return value.
12357 2009-02-19 Jakub Jelinek <jakub@redhat.com>
12360 * c-common.c (c_determine_visibility): If visibility changed and
12361 DECL_RTL has been already set, call make_decl_rtl to update symbol
12364 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
12367 * varasm.c (assemble_variable): Don't check DECL_NAME when
12368 globalizing a variable.
12370 2009-02-19 Joseph Myers <joseph@codesourcery.com>
12373 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
12374 expression before any __builtin_trap call.
12375 * c-typeck.c (build_function_call): Convert and check function
12376 arguments before generating a call to a trap. Evaluate the
12377 function arguments before the trap.
12379 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
12382 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
12383 (UNSPEC_FXAM_MEM): New unspec.
12384 (fxam<mode>2_i387_with_temp): New insn and split pattern.
12385 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
12386 memory using fxam<mode>2_i387_with_temp to remove excess precision.
12388 2009-02-19 Richard Guenther <rguenther@suse.de>
12390 PR tree-optimization/39207
12391 PR tree-optimization/39074
12392 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
12393 storedanything_tree): New.
12394 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
12395 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
12396 (build_succ_graph): Add edges from STOREDANYTHING to all
12398 (init_base_vars): Initialize STOREDANYTHING.
12399 (compute_points_to_sets): Free substitution info after
12400 building the succ graph.
12401 (ipa_pta_execute): Likewise.
12403 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
12405 (do_ds_constraint): Do not add to special var or non-pointer
12407 (type_could_have_pointers): Split out from ...
12408 (could_have_pointers): ... here. For arrays use the element type.
12409 (create_variable_info_for): Initialize may_have_pointers.
12410 (new_var_info): Likewise.
12411 (handle_lhs_call): Make the HEAP variable unknown-sized.
12412 (intra_create_variable_infos): Use a type with pointers for
12413 PARM_NOALIAS, make it unknown-sized.
12415 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
12418 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
12420 2009-02-18 Jason Merrill <jason@redhat.com>
12423 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
12424 value if DECL_EXTERNAL.
12425 * tree-sra.c (sra_walk_gimple_assign): Likewise.
12426 * target.h (gcc_target::binds_local_p): Clarify "module".
12427 * tree.h (TREE_PUBLIC): Clarify "module".
12429 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
12432 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
12433 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
12435 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
12438 * c.opt (Wabi): Support C and ObjC.
12441 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
12443 * config/i386/i386.c (classify_argument): Warn once about the ABI
12444 change when passing union with long double.
12446 * doc/invoke.texi: Update -Wabi for warning psABI changes.
12448 2009-02-18 Joseph Myers <joseph@codesourcery.com>
12451 * c-parser.c (c_parser_compound_statement): Always enter and leave
12454 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12457 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
12459 2009-02-18 Jakub Jelinek <jakub@redhat.com>
12461 PR tree-optimization/36922
12462 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
12463 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
12466 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12468 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
12471 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12473 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
12475 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12477 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
12480 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
12481 Richard Sandiford <rdsandiford@googlemail.com>
12483 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
12484 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
12485 (loongson_biadd): ...this.
12487 2009-02-17 Richard Guenther <rguenther@suse.de>
12489 PR tree-optimization/39202
12490 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
12491 a var make sure to follow existing collapses.
12493 2009-02-17 Richard Guenther <rguenther@suse.de>
12495 PR middle-end/39214
12496 * langhooks.c (lhd_print_error_function): Check for NULL block.
12498 2009-02-17 Richard Guenther <rguenther@suse.de>
12500 PR tree-optimization/39204
12501 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
12504 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
12506 * config/soft-fp/double.h: Update from glibc CVS.
12508 2009-02-17 Richard Guenther <rguenther@suse.de>
12510 PR tree-optimization/39207
12511 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
12512 strict-aliasing warnings for pointers pointing to NULL.
12514 2009-02-16 Joseph Myers <joseph@codesourcery.com>
12517 * c-parser.c (c_parser_braced_init): Call pop_init_level when
12518 skipping until next close brace.
12520 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
12523 * config/i386/i386.c (ix86_expand_push): Set memory alignment
12524 to function argument boundary.
12526 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12528 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
12529 in the lea_add. Reload eventually constraints it properly.
12530 * config/picochip/constraints.md: Remove the target constraint
12531 "b", since it is not needed anymore.
12533 2009-02-16 Jakub Jelinek <jakub@redhat.com>
12535 * gthr-dce.h: Uglify function parameter and local variable names.
12536 * gthr-gnat.h: Likewise.
12537 * gthr-mipssde.h: Likewise.
12538 * gthr-nks.h: Likewise.
12539 * gthr-posix95.h: Likewise.
12540 * gthr-posix.h: Likewise.
12541 * gthr-rtems.h: Likewise.
12542 * gthr-single.h: Likewise.
12543 * gthr-solaris.h: Likewise.
12544 * gthr-tpf.h: Likewise.
12545 * gthr-vxworks.h: Likewise.
12546 * gthr-win32.h: Likewise.
12548 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
12551 * config/i386/i386.md: Restrict the new peephole2 to move
12552 between MMX/SSE registers.
12554 2009-02-15 Richard Guenther <rguenther@suse.de>
12557 2009-02-13 Richard Guenther <rguenther@suse.de>
12559 * configure.ac: Enable LFS.
12560 * configure: Re-generate.
12561 * config.in: Likewise.
12563 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12565 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
12566 spu_srqwbyte, spu_srqwbytebc): Define.
12567 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12568 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12569 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12570 "shrqby_<mode>"): New insn-and-split patterns.
12571 * config/spu/spu.c (expand_builtin_args): Determine and return
12572 number of operands using spu_builtin_description data.
12573 (spu_expand_builtin_1): Use it.
12575 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12578 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12581 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12584 * config/i386/i386.c (override_options): Correct warning
12585 messages for -malign-loops, -malign-jumps and -malign-functions.
12587 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12590 * config/i386/i386.md: Restrict the new peephole2 to move
12591 between the general purpose registers.
12593 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12596 * config/i386/i386.c (type_natural_mode): Add a new argument.
12597 Return the original mode and warn ABI change if vector size is 32byte.
12598 (function_arg_advance): Updated.
12599 (function_arg): Likewise.
12600 (ix86_function_value): Likewise.
12601 (ix86_return_in_memory): Likewise.
12602 (ix86_sol10_return_in_memory): Likewise.
12603 (ix86_gimplify_va_arg): Likewise.
12604 (function_arg_32): Don't warn ABX ABI change here.
12605 (function_arg_64): Likewise.
12607 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12609 * loop-iv.c (implies_p): In the final case, test that operands 0
12610 of the two comparisons match.
12612 * config/bfin/bfin.c (find_prev_insn_start): New function.
12613 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12614 (find_next_insn_start): Move.
12616 2009-02-13 Richard Guenther <rguenther@suse.de>
12618 * configure.ac: Enable LFS.
12619 * configure: Re-generate.
12620 * config.in: Likewise.
12622 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12625 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12626 sizes on syntax error after some arguments have been parsed.
12628 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12630 * doc/invoke.texi (-fira): Remove.
12632 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12634 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12635 * recog.c: Likewise.
12638 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12640 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12641 (umul_ppmm): Likewise.
12642 (count_leading_zeros): Likewise.
12643 (count_trailing_zeros): Likewise.
12644 (UMUL_TIME): Likewise.
12646 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12648 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12649 soft-fp/t-softfp to tmake_file.
12651 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12652 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12653 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12654 IA64_BUILTIN_INFQ]: New.
12655 (ia64_init_builtins): Initialize __builtin_infq,
12656 __builtin_fabsq and __builtin_copysignq if not HPUX.
12657 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12658 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12660 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12662 (__fixtfti): Likewise.
12663 (__fixunstfti): Likewise.
12664 (__floattitf): Likewise.
12666 * config/ia64/libgcc-glibc.ver: New.
12667 * config/ia64/t-fprules-softfp: Likewise.
12668 * config/ia64/sfp-machine.h: Likewise.
12670 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12671 (LIBGCC2_TF_CEXT): Likewise.
12672 (TF_SIZE): Likewise.
12673 (TARGET_INIT_LIBFUNCS): Likewise.
12675 * config/ia64/t-glibc (SHLINB_MAPFILES):
12676 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12678 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12680 * config/i386/i386.c (construct_container): Rewrite processing
12681 BLKmode with X86_64_SSE_CLASS.
12683 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12686 * config/i386/i386.md: Replace simplify_replace_rtx with
12687 replace_rtx in the new peephole2.
12689 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12691 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12692 loop unrolling do not happen at -O2.
12694 2009-02-12 Michael Matz <matz@suse.de>
12696 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12698 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12700 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12703 2009-02-12 Ben Elliston <bje@au.ibm.com>
12705 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12706 patterns when updating the back chain. Missed in the 2009-02-10
12709 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12711 * doc/extend.texi (Decimal Floating Types): Update identifier of
12712 draft TR and list of missing support.
12714 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12716 PR middle-end/39154
12717 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12718 bit to variable length decl's flags, add it also to its
12719 pointer replacement variable.
12721 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12722 Jakub Jelinek <jakub@redhat.com>
12725 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12726 (memory_blockage): New expander.
12727 (*memory_blockage): New insn pattern.
12728 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12729 instead of general blockage at the end of function prologue when
12730 frame pointer is used to access red zone area. Do not emit blockage
12731 when profiling, it is emitted in generic code.
12732 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12733 function epilogue when frame pointer is used to access red zone area.
12735 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12738 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12739 by arithmetic with memory operands.
12740 * config/i386/predicates.md (commutative_operator): New.
12742 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12744 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12747 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12749 * alias.h (record_alias_subset): Declare.
12750 * alias.c (record_alias_subset): Make global.
12752 2009-02-10 Nick Clifton <nickc@redhat.com>
12754 * tree-parloops.c: Change license to GPLv3.
12755 * ipa-struct-reorg.c: Change license to GPLv3.
12756 * ipa-struct-reorg.h: Change license to GPLv3.
12758 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12761 * c-decl.c (start_struct): Return NULL on error.
12763 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12765 PR middle-end/39124
12766 * cfgloopmanip.c (remove_path): Call remove_bbs after
12767 cancel_loop_tree, not before it.
12770 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12771 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12772 VAR_DECLs were seen.
12773 * tree-ssa-live.c (remove_unused_locals): Recompute
12774 cfun->has_local_explicit_reg_vars.
12775 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12776 copies or clearings if cfun->has_local_explicit_reg_vars.
12778 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12781 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12782 of function prologue when frame pointer is used to access
12785 2009-02-10 Richard Guenther <rguenther@suse.de>
12787 PR middle-end/39127
12788 * gimplify.c (gimple_regimplify_operands): Always look if
12789 we need to create a temporary.
12791 2009-02-10 Richard Guenther <rguenther@suse.de>
12793 PR tree-optimization/39132
12794 * tree-loop-distribution.c (todo): New global var.
12795 (generate_memset_zero): Trigger TODO_rebuild_alias.
12796 (tree_loop_distribution): Return todo.
12798 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12801 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12802 (x86_64_reg_class_name): Removed.
12803 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12804 first one isn't X86_64_SSE_CLASS or any other ones aren't
12805 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12806 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12807 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12808 and 3 X86_64_SSEUP_CLASS.
12809 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12810 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12812 2009-02-10 Ben Elliston <bje@au.ibm.com>
12814 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12815 form instruction to update the stack back chain word, even if the
12816 user has disabled the generation of update instructions.
12817 (movdi_<mode>_update_stack): New.
12818 (movsi_update_stack): Likewise.
12819 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12820 always use an update form instruction to update the stack back
12823 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12825 PR middle-end/38953
12826 * graphite.c (if_region_set_false_region): After moving a region in
12827 the false branch of a condition, remove the empty dummy basic block.
12828 (gloog): Remove wrong fix for PR38953.
12830 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12832 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12833 generation due to implicit sign extension.
12835 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12837 PR middle-end/38981
12838 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12839 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12841 2009-02-09 Richard Guenther <rguenther@suse.de>
12843 PR middle-end/35202
12844 * convert.c (convert_to_real): Disable (float)fn((double)x)
12845 to fnf(x) conversion if errno differences may occur and
12846 -fmath-errno is set.
12848 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12850 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12852 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12854 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12857 * c-common.c (handle_alias_attribute): Disallow attribute for
12858 anything not a FUNCTION_DECL or VAR_DECL.
12860 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12863 * real.c (do_compare): Special-case compare of zero against
12864 decimal float value.
12866 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12869 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12870 as indicating flexible array members unless the field itself is
12871 being declarared as the incomplete array.
12873 2009-02-06 Jan Hubicka <jh@suse.cz>
12875 PR tree-optimization/38844
12876 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12877 is already inlined.
12879 2009-02-06 Richard Guenther <rguenther@suse.de>
12881 PR middle-end/38977
12882 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12883 fork because we may expand it as __gcov_fork.
12885 2009-02-06 Nick Clifton <nickc@redhat.com>
12887 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12889 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12891 PR tree-optimization/35659
12892 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12893 vn_phi_eq): Shortcut if hashcode does not match.
12894 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12896 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12897 and avoid iterative_hash_expr.
12898 (FOR_EACH_VALUE_ID_IN_SET): New.
12899 (value_id_compare): Remove.
12900 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12901 sort expressions by value id.
12903 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12906 * config/sh/predicates.md (general_movsrc_operand): Don't check
12907 the subreg of system registers here.
12909 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12912 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12913 on the copied decl.
12915 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12917 PR rtl-optimization/39110
12918 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12919 addresses, not aligned ones.
12921 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12922 Richard Guenther <rguenther@suse.de>
12924 PR tree-optimization/39100
12925 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12926 comment says and add edges.
12928 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12931 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12932 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12934 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12936 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12937 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12938 register_bb_in_sese, new_sese, free_sese): Moved.
12939 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12940 outermost_loop_in_scop, build_scop_iteration_domain,
12941 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12942 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12943 Use loop_in_sese_p instead of loop_in_scop_p.
12944 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12945 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12946 (scopdet_basic_block_info): Fix bug in scop detection.
12947 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12948 eq_loop_to_cloog_loop): Remove.
12949 (nb_loops_around_loop_in_scop, nb_loop
12950 ref_nb_loops): Moved here...
12951 * graphite.h (ref_nb_loops): ... from here.
12952 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12953 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12954 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12955 * testsuite/gcc.dg/graphite/scop-19.c: New
12957 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12958 Hans-Peter Nilsson <hp@axis.com>
12960 PR rtl-optimization/37889
12961 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12962 Move offset handling from PLUS to before the switch. Use new
12963 arguments when considering SYMBOL_REFs too.
12964 (rtx_addr_can_trap_p): Pass dummy offset and size.
12965 (enum may_trap_p_flags): Remove.
12966 (may_trap_p_1): Pass size from MEM_SIZE.
12968 PR rtl-optimization/38921
12969 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12970 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12971 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12972 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12974 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12976 AVX Programming Reference (January, 2009)
12977 * config/i386/sse.md (*vpclmulqdq): New.
12979 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12981 PR tree-optimization/38977
12982 PR gcov-profile/38292
12983 * calls.c (special_function_p): Disregard __builtin_ prefix.
12985 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12987 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12988 non-indexable addresses even before reload.
12990 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12993 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12994 as having variable size. Do not give an error for unnamed
12995 parameters with [*] declarators. Give a warning for type names
12996 with [*] declarators and mark them as variable size.
12997 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12998 for sizeof applied to [*] type names.
13000 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13003 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
13005 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13007 * gcc.c (process_command): Update copyright notice dates.
13008 * gcov.c (print_version): Likewise.
13009 * gcov-dump.c (print_version): Likewise.
13010 * mips-tfile.c (main): Likewise.
13011 * mips-tdump.c (main): Likewise.
13013 2009-02-03 Joseph Myers <joseph@codesourcery.com>
13016 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
13017 for composite type involving a zero-length array type.
13019 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13022 * function.c (match_asm_constraints_1): Skip over
13023 initial optional % in the constraint.
13025 PR inline-asm/39059
13026 * c-parser.c (c_parser_postfix_expression): If fixed point is not
13027 supported, don't accept FIXED_CSTs.
13028 * c-decl.c (finish_declspecs): Error if fixed point is not supported
13029 and _Sat is used without _Fract/_Accum. Set specs->type to
13030 integer_type_node for cts_fract/cts_accum if fixed point is not
13033 2009-02-02 Catherine Moore <clm@codesourcery.com>
13035 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
13037 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
13039 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
13040 (ABI_HAS_64BIT_SYMBOLS): Use it.
13041 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
13043 2009-02-02 Paul Brook <paul@codesourcery.com>
13045 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
13047 2009-02-02 Jakub Jelinek <jakub@redhat.com>
13049 PR inline-asm/39058
13050 * recog.h (asm_operand_ok): Add constraints argument.
13051 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
13052 recurse on matching constraint.
13053 (check_asm_operands): Pass constraints as 3rd argument to
13054 asm_operand_ok. Don't look up matching constraint here.
13055 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
13058 2009-02-02 Ben Elliston <bje@au.ibm.com>
13060 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
13061 TARGET_NARROW_VOLATILE_BITFIELD macro names.
13063 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13065 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
13066 information. Remove some obsolete information. Reorganize.
13068 * config/pa/fptr.c: Revert license to GPL 2.
13069 * config/pa/milli64.S: Likewise.
13071 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13074 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
13075 LIBRARY name in, instead of hard-coding it.
13076 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
13077 extra target make frag to tmake_files according to EH model.
13078 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
13079 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
13080 frags that define makefile variable EH_MODEL appropriately.
13081 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
13082 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
13083 to "-sjlj" according to type of EH configured.
13084 (LIBGCC_SONAME): Concatenate it to shared library base name.
13085 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
13086 to "_sjlj" according to type of EH configured.
13087 (LIBGCC_SONAME): Concatenate it to shared library base name.
13088 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
13089 (SHLIB_LINK): Add missing semicolon to if-else construct.
13090 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13091 string value of "pe_dll" command-line option.
13092 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
13093 (SHLIB_SONAME): Use it when overriding t-cygming default.
13094 (SHLIB_IMPLIB): Override t-cygming default.
13095 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13096 string value of "pe_dll" command-line option.
13098 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13101 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
13102 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
13104 2009-01-31 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/38937
13107 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
13108 computing the transitive closure.
13110 2009-01-30 Richard Guenther <rguenther@suse.de>
13112 PR tree-optimization/39041
13113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13114 Propagate variable indices only if the types match for this stmt.
13116 2009-01-30 Jakub Jelinek <jakub@redhat.com>
13119 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
13120 inline but never defined.
13122 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
13124 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
13125 (*insv_h_di_reg_extimm): New insn.
13126 (*insv_l<mode>_reg_extimm): New insn.
13128 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13130 * config/picochip/picochip.c (flag_conserve_stack): set
13131 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
13132 fconserve-stack. Reduce call-overhead used by inliner.
13134 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13137 * common.opt (flag_conserve_stack): Initialised to zero.
13139 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
13142 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
13143 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
13146 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
13148 * ira-color.c (allocno_reload_assign): Update comments.
13149 * regmove.c (regmove_optimize): Likewise.
13153 2009-01-29 Robert Millan <rmh@aybabtu.com>
13155 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
13156 * config/i386/kopensolaris-gnu.h: New file. Undefine
13157 `MD_UNWIND_SUPPORT'.
13158 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
13160 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
13162 PR tree-optimization/39007
13163 * tree-loop-distribution.c (generate_builtin): Use
13164 recompute_dominator to compute the immediate dominator of the
13165 basic block just after the loop.
13167 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13169 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
13170 (ASM_OUTPUT_DWARF_PCREL): Define.
13172 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
13174 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
13175 * doc/passes.texi: Remove entries about regclass, local-alloc, and
13176 global. Modify entries about regmove and IRA.
13178 * ra-conflict.c: Remove the file.
13180 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
13182 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
13183 (pass_regclass_init): Rename to pass_reginfo_init.
13185 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
13187 * toplev.h (flag_ira): Remove.
13189 * caller-save.c (setup_save_areas): Remove flag_ira.
13191 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
13193 * global.c: Remove the file.
13195 * opts.c (decode_options): Remove flag_ira.
13197 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
13199 * regmove.c: Modify file description.
13200 (find_use_as_address, try_auto_increment): Define them only if
13201 AUTO_INC_DEC is defined.
13202 (replacement_quality, replace_in_call_usage, fixup_match_1,
13203 stable_and_no_regs_but_for_p): Remove.
13204 (reg_set_in_bb): Make it static.
13205 (regmove_optimize): Remove flag_ira and code which worked for
13208 * local-alloc.c: Remove the file.
13210 * common.opt (fira): Remove.
13212 * ira.c: Include except.h.
13213 (eliminable_regset): Move from global.c.
13214 (mark_elimination): Ditto. Remove flag_ira.
13215 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
13216 equiv_mem_modified, validate_equiv_mem_from_store,
13217 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
13218 contains_replace_regs, memref_referenced_p, memref_used_between_p,
13219 no_equiv, recorded_label_ref): Move from local-alloc.c.
13220 (update_equiv_regs): Ditto. Make it static.
13221 (print_insn_chain, print_insn_chains): Move it from global.c.
13222 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
13223 (build_insn_chain): Ditto. Make it static.
13224 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
13225 Rename to init_live_subregs.
13226 (gate_ira): Remove flag_ira.
13228 * regclass.c: Rename reginfo.c. Change file description.
13229 (FORBIDDEN_INC_DEC_CLASSES): Remove.
13230 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
13231 (init_reg_sets_1): Remove code for evaluation of
13232 reg_class_superclasses and losing_caller_save_reg_set.
13233 (init_regs): Remove init_reg_autoinc.
13234 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
13235 ok_for_base_p_nonstrict): Remove.
13236 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
13237 (pass_regclass_init): Rename to pass_reginfo_init. Modify
13238 corresponding entries.
13239 (dump_regclass, record_operand_costs, scan_one_insn,
13240 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
13241 record_address_regs, auto_inc_dec_reg_p): Remove.
13242 (gt-regclass.h): Rename to gt-reginfo.h.
13244 * rtl.h (dump_global_regs, retry_global_alloc,
13245 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
13247 * Makefile.in (RA_H): Remove.
13248 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
13249 Rename regclass.o to reginfo.o.
13250 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
13252 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
13253 (GTFILES): Rename regclass.c to reginfo.c.
13255 * passes.c (init_optimization_passes): Remove pass_local_alloc and
13256 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
13258 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13259 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
13261 (finish_spills): Ditto. Remove code for !flag_ira.
13263 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
13265 PR middle-end/35854
13266 * doc/invoke.texi (rtl debug options): Complete rewrite.
13267 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
13269 * mode-switching.c (pass_mode_switching): Rename pass from
13270 "mode-sw" to "mode_sw".
13271 * except.c (pass_convert_to_eh_ranges): Rename pass from
13272 "eh-ranges" to "eh_ranges".
13273 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
13277 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
13278 Alexander Monakov <amonakov@ispras.ru>
13280 PR middle-end/38857
13281 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
13283 (move_exprs_to_boundary): Change return type and pass through
13284 should_move from move_op. Relax assert. Update usage ...
13285 (schedule_expr_on_boundary): ... here. Use should_move instead of
13287 (move_op_orig_expr_found): Indicate that insn was disconnected from
13289 (code_motion_process_successors): Do not call after_merge_succs
13290 callback if original expression was not found when traversing any of
13292 (code_motion_path_driver): Change return type. Update prototype.
13293 (move_op): Update comment. Add a new parameter (should_move). Update
13294 prototype. Set *should_move based on indication provided by
13295 move_op_orig_expr_found.
13297 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
13299 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
13300 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
13301 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
13302 * config/rs6000/rs6000.c (rs6000_override_options): Default
13303 avoid-indexed-addresses on for Power6, off for everything else.
13304 (avoiding_indexed_address_p): New function.
13305 (rs6000_legitimize_address): Use it.
13306 (rs6000_legitimate_address): Likewise.
13307 * config/rs6000/rs6000.md (movXX_updateX): Likewise
13309 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
13311 PR tree-optimization/38997
13312 * tree-loop-distribution.c (generate_memset_zero): Use
13313 POINTER_PLUS_EXPR for a pointer addition.
13315 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
13317 * config/s390/s390.md (bswap<mode>2): New pattern added.
13319 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13321 * config/s390/s390.md (*tls_load_31): Added type attribute.
13323 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13325 * config/s390/s390.md: Fix a few comments.
13327 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13329 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
13330 (*tm<mode>_full): Fixed z10prop attribute.
13331 (*tst<mode>_extimm): Fixed z10prop attribute.
13332 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
13333 (*tstqiCCT_cconly): Fixed z10prop attribute.
13334 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
13335 (*movsi_larl): Fixed z10prop attribute.
13336 (*movsi_zarch): Fixed z10prop attribute.
13337 (*movsi_eas): Fixed z10prop attribute.
13338 (*movhi): Fixed z10prop attribute.
13339 (*movqi): Fixed z10prop attribute.
13340 (*movstrictqi): Fixed z10prop attribute.
13341 (*mov<mode>): Fixed z10prop attribute.
13342 (*movcc): Fixed z10prop attribute.
13343 (*sethighpartdi_64): Fixed z10prop attribute.
13344 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
13345 (*negdi2_sign_cc): Fixed z10prop attribute.
13346 (*negdi2_sign): Fixed z10prop attribute.
13347 (*absdi2_sign_cc): Fixed z10prop attribute.
13348 (*absdi2_sign): Fixed z10prop attribute.
13349 (*negabsdi2_sign_cc): Fixed z10prop attribute.
13350 (*negabsdi2_sign): Fixed z10prop attribute.
13351 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
13352 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
13353 (doloop_si64): Fixed z10prop attribute.
13354 (doloop_si31): Fixed z10prop attribute.
13355 (doloop_long): Fixed z10prop attribute.
13356 (indirect_jump): Fixed z10prop attribute.
13357 (nop): Fixed z10prop attribute.
13358 (main_base_64): Fixed z10prop attribute.
13359 (reload_base_64): Fixed z10prop attribute.
13361 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13363 PR rtl-optimization/38740
13364 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
13366 * config/mips/mips.c (mips_reorg): Likewise.
13368 2009-01-28 Richard Guenther <rguenther@suse.de>
13370 PR tree-optimization/38926
13371 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
13372 with the correct value id to a value.
13373 (do_regular_insertion): Use the value number of edoubleprime
13374 for the value number of the expr.
13377 2008-08-21 Richard Guenther <rguenther@suse.de>
13379 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
13380 a PHI ask VN if it is already available.
13381 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
13382 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
13384 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13386 PR middle-end/38934
13387 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
13388 set to varying whenever max has TREE_OVERFLOW set, similarly
13389 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
13391 2009-01-28 Richard Guenther <rguenther@suse.de>
13393 PR middle-end/38908
13394 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
13395 uninitialized aggregate uses in call arguments.
13397 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
13399 PR tree-optimization/38984
13400 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
13401 the nothing_id variable if -fno-delete-null-pointer-checks.
13403 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
13407 (set_got_offset_rex64): Ditto.
13409 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
13412 * doc/extend.texi: Improve local variable with asm reg.
13414 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
13416 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
13417 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
13418 was not supplied then set warn_packed_bitfield_compat to the
13419 default value of 1.
13420 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
13423 2009-01-27 Richard Guenther <rguenther@suse.de>
13425 PR tree-optimization/38503
13426 * cfgexpand.c (expand_gimple_basic_block): Ignore
13427 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
13428 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
13429 variables that cannot have TBAA applied.
13430 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
13433 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
13435 PR middle-end/38969
13436 * calls.c (initialize_argument_information): Do not wrap complex
13437 arguments in SAVE_EXPR.
13439 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
13441 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
13442 (INSTALL_LIBGCC): Revert typo commit.
13444 2009-01-26 Richard Guenther <rguenther@suse.de>
13446 PR tree-optimization/38745
13447 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
13448 from special handling.
13450 2009-01-26 Richard Guenther <rguenther@suse.de>
13452 PR tree-optimization/38745
13453 * tree-ssa.c (execute_update_addresses_taken): Do not include
13454 variables that cannot possibly be a register in not_reg_needs.
13455 Do not clear TREE_ADDRESSABLE on vars that may not become
13457 * tree-ssa.c (update_alias_info_1): Include those in the set
13458 of addressable vars.
13460 2009-01-26 Richard Guenther <rguenther@suse.de>
13462 PR middle-end/38851
13463 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
13464 * tree-ssa-dse.c: Include langhooks.h
13465 (execute_simple_dse): Remove stores with zero size.
13467 2009-01-24 Jakub Jelinek <jakub@redhat.com>
13470 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
13473 2009-01-24 Julian Brown <julian@codesourcery.com>
13475 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
13476 config/arm/linux-atomic.c.
13477 * config/arm/linux-atomic.c: New.
13479 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
13481 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
13482 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
13483 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
13485 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
13488 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
13491 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
13493 PR tree-optimization/38953
13494 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
13495 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
13496 (gloog): Split the exit of the scop when the scop exit is a loop exit.
13497 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
13500 2009-01-24 Paul Brook <paul@codesourcery.com>
13502 * config/arm/neon.md (neon_type): Move to arm.md.
13503 (neon_mov<VSTRUCT>): Add neon_type attribute.
13504 * config/arm/arm.md (neon_type): Move to here.
13505 (conds): Add "unconditioal" and use as default for NEON insns.
13507 2009-01-24 Ben Elliston <bje@au.ibm.com>
13509 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
13510 void *' warning from -Wc++-compat.
13511 * Makefile.in (dominance.o-warn): Remove.
13513 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
13515 PR tree-optimization/38932
13516 * fold-const.c (fold_unary_ignore_overflow): New.
13517 * tree.h (fold_unary_ignore_overflow): Declare.
13518 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
13519 * tree-ssa-sccvn.c (visit_reference_op_load,
13520 simplify_unary_expression): Likewise.
13522 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
13524 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
13525 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
13526 regardless of their type.
13527 * c-common.c (handle_packed_attribute): Don't ignore packed on
13529 * c.opt (Wpacked-bitfield-compat): New warning option.
13530 * stor-layout.c (place_field): Warn if offset of a field changed.
13531 * doc/extend.texi (packed): Mention the ABI change.
13532 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
13533 (Warning Options): Add it to the list.
13535 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
13537 * c-opts.c (c_common_post_options): Fix a typo in comments.
13539 2009-01-22 Steve Ellcey <sje@cup.hp.com>
13541 PR middle-end/38615
13542 * gimplify.c (gimplify_init_constructor): Fix promotion of const
13543 variables to static.
13544 * doc/invoke.texi (-fmerge-all-constants): Update description.
13546 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
13549 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
13550 (*movdi_1_rex64): Use type "mmx" for alternative 5.
13552 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
13554 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
13556 (LOCAL_ALIGNMENT): Similarly.
13558 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13559 Joseph Myers <joseph@codesourcery.com>
13561 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
13562 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
13563 * config/arm/arm-tune.md: Regenerate.
13564 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13567 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13569 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13570 version number to five.
13572 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13575 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13576 * c-common.c (set_underlying_type): Likewise.
13577 (is_typedef_decl ): Likewise
13579 (set_underlying_type): Likewise.
13580 (is_typedef_type): Likewise.
13582 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13584 PR middle-end/38587
13585 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13588 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13591 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13592 (LIBGCC_SPEC): Don't define.
13593 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13595 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13597 PR rtl-optimization/38879
13598 * alias.c (base_alias_check): Unaligned access via AND address can
13599 alias all surrounding object types except those with sizes equal
13600 or wider than the size of unaligned access.
13602 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13605 * c-decl.c (clone_underlying_type): Move this ...
13606 * c-common.c (set_underlying_type): ... here.
13607 Also, make sure the function properly sets TYPE_STUB_DECL() on
13608 the newly created typedef variant type.
13609 (is_typedef_decl ): New entry point.
13610 * tree.h: Added a new member member_types_needing_access_check to
13611 struct tree_decl_non_common.
13612 (set_underlying_type): New entry point.
13613 (is_typedef_type): Likewise.
13615 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13617 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13618 Check whether two instructions have memory references that
13619 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13620 are helper functions for traversing.
13621 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13622 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13623 not to draw dependency edge for instructions with non-conflicting
13626 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13629 * longlong.h: Update copyright years. Use soft-fp license notice.
13630 Sync __clz_tab declaration with glibc.
13632 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13635 * doc/extend.texi (syscall_linkage): New.
13636 (version_id): Modify.
13638 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13639 Richard Guenther <rguenther@suse.de>
13641 PR tree-optimization/38747
13642 PR tree-optimization/38748
13643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13644 conversion if the base address is an indirect reference and the
13645 aliasing sets could cause issues.
13647 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13649 * common.opt (fgraphite, fgraphite-identity): Add comment for
13650 explaining why these options are not documented.
13652 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13654 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13655 gimple_call_lhs is NULL.
13657 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13660 * emit-rtl.c (adjust_address_1): Make sure memref is never
13663 2009-01-20 Ben Elliston <bje@au.ibm.com>
13665 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13666 const qualifier from arg parameter. Remove unnecessary cast to char *.
13667 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13668 const qualifier from arg 2.
13670 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13672 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13674 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13677 * rtl.h (reinit_regs): New prototype.
13678 * regclass.c: Include ira.h.
13679 (reinit_regs): New.
13680 * Makefile.in (regclass.o): Add ira.h.
13681 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13683 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13686 * c-common.c (handle_aligned_attribute): Use
13687 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13688 default alignment value.
13690 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13692 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13693 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13695 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13696 __BIGGEST_ALIGNMENT__.
13698 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13700 2009-01-18 Richard Guenther <rguenther@suse.de>
13702 PR tree-optimization/38819
13703 * tree-flow.h (operation_could_trap_helper_p): Declare.
13704 * tree-eh.c (operation_could_trap_helper_p): Export.
13705 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13706 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13707 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13708 are about to insert a possibly trapping instruction and fail
13711 2009-01-18 Andreas Schwab <schwab@suse.de>
13713 * doc/install.texi (Configuration): Remove obsolete paragraph
13714 about use of --with-gnu-ld with --with-gnu-as.
13716 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13718 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13719 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13720 Follow spelling conventions.
13722 2009-01-18 Ben Elliston <bje@au.ibm.com>
13724 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13725 C++ warning about implicit conversion from void * to struct
13727 (bitmap_obstack_free): Likewise for bitmap_element *.
13728 * Makefile.in (bitmap.o-warn): Remove.
13730 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13732 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13734 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13735 Tobias Grosser <tobi.grosser@amd.com>
13737 * graphite.c (graphite_trans_scop_block): Do not block single
13740 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13742 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13743 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13744 test with assertion.
13746 2009-01-16 Richard Guenther <rguenther@suse.de>
13748 PR tree-optimization/38835
13749 PR middle-end/36227
13750 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13751 and INT + PTR -> (INT)(PTR p+ INT) folding.
13752 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13754 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13757 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13758 the subreg from a lowpart subreg if it is also casting the value.
13760 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13761 Tobias Grosser <tobi.grosser@amd.com>
13763 * graphite.c (compare_prefix_loops): New.
13764 (build_scop_canonical_schedules): Rewritten.
13765 (graphite_transform_loops): Move build_scop_canonical_schedules
13766 after build_scop_iteration_domain.
13768 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13769 Tobias Grosser <tobi.grosser@amd.com>
13771 * graphite.c (add_conditions_to_domain): Add the loops to
13772 the dimension of the iteration domain. Do copy the domain
13773 only when it exists.
13774 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13775 (add_conditions_to_constraints): New.
13776 (can_generate_code_stmt, can_generate_code): Removed.
13777 (gloog): Do not call can_generate_code.
13778 (graphite_transform_loops): Call add_conditions_to_constraints
13779 after building the iteration domain.
13781 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13783 PR tree-optimization/38789
13784 * tree-ssa-threadedge.c
13785 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13786 __builtin_constant_p.
13788 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13790 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13791 examined before deleting them.
13793 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13795 * function.c (aggregate_value_p): Correctly extract the function
13796 type from CALL_EXPR_FN lookup.
13798 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13800 * config/picochip/picochip.c (picochip_override_options): Revert
13801 CFI asm flag disable commited previously.
13803 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13804 Tobias Grosser <tobi.grosser@amd.com>
13805 Jan Sjodin <jan.sjodin@amd.com>
13807 * graphite.c (scan_tree_for_params): On substractions negate
13808 all the coefficients of the term.
13809 (clast_to_gcc_expression_red): New. Handle reduction expressions
13810 of more than two operands.
13811 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13812 (get_vdef_before_scop): Handle also the case of default definitions.
13814 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13816 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13817 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13818 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13820 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13821 Joey Ye <joey.ye@intel.com>
13823 PR middle-end/37843
13824 * cfgexpand.c (expand_stack_alignment): Don't update stack
13825 boundary nor check incoming stack boundary here.
13826 (gimple_expand_cfg): Update stack boundary and check incoming
13827 stack boundary here.
13829 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13831 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13833 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13835 PR rtl-optimization/38245
13836 * calls.c (expand_call): Add stack arguments to
13837 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13838 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13839 in regs and partially in memory or BLKmode arguments.
13840 (emit_library_call_value_1): Add stack arguments to
13841 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13842 ACCUMULATE_OUTGOING_ARGS).
13843 * dce.c: Include tm_p.h.
13844 (find_call_stack_args): New function.
13845 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13847 (mark_insn): Call find_call_stack_args for CALL_Ps.
13848 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13849 forwards. Allocate and free arg_stores bitmap if needed, pass it
13850 down to deletable_insn_p, don't mark stores set in arg_stores
13851 bitmap, clear the bitmap at the beginning of each bb.
13852 * Makefile.in (dce.o): Depend on $(TM_P_H).
13854 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13857 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13858 to make sure the insn is a conditional test (bug 22599). Reformat a
13861 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13863 PR middle-end/38431
13864 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13865 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13866 (gloog): Do not call cleanup_tree_cfg.
13867 (graphite_transform_loops): Call cleanup_tree_cfg after all
13868 scops have been code generated.
13870 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13871 * doc/gty.texi (Invoking the garbage collector): Added new node
13872 and section documenting ggc_collect.
13874 2009-01-14 Richard Guenther <rguenther@suse.de>
13876 PR tree-optimization/38826
13877 PR middle-end/38477
13878 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13879 initialization notes only if we actually emitted a warning.
13880 (intra_create_variable_infos): Add constraints for a result decl
13881 that is passed by hidden reference.
13882 (build_pred_graph): Mark all related variables non-direct on
13885 2009-01-14 Nick Clifton <nickc@redhat.com>
13887 * ira-conflicts.c: Include addresses.h for the definition of
13889 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13890 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13892 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13895 * Makefile.in (ira-lives.o): Add except.h.
13897 * ira-lives.c: Include except.h.
13898 (process_bb_node_lives): Process can_throw_internal.
13900 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13902 PR rtl-optimization/38774
13903 * combine.c (simplify_set): When undoing cc_use change, don't do
13904 PUT_CODE on the newly created comparison, but instead put back the
13907 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13909 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13910 values. Remove duplicate arm8 entry.
13912 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13914 PR tree-optimization/38786
13915 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13916 the SSA_NAME case of expand_scalar_variables_expr.
13917 Set the type of an expression to the type of its assign statement.
13918 (expand_scalar_variables_expr): Also gather the scalar computation
13919 used to index the memory access. Do not pass loop_p.
13920 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13921 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13922 the gimple_stmt_iterator where it inserts new code.
13923 Do not pass loop_p.
13924 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13925 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13927 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13929 * graphite.h (debug_value): Removed.
13930 * graphite.c (debug_value): Removed.
13932 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13934 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13935 ldrd/strd with two 32-bit instructions.
13937 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13939 * config/arm/arm.c (struct processors): Pass for speed down into
13940 cost helper functions.
13941 (const_ok_for_op): Handle COMPARE and inequality nodes.
13942 (arm_rtx_costs_1): Rewrite.
13943 (arm_size_rtx_costs): Update prototype.
13944 (arm_rtx_costs): Pass speed down to helper functions.
13945 (arm_slowmul_rtx_costs): Rework cost calculations.
13946 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13947 (arm_9e_rtx_costs): Likewise.
13949 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13951 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13952 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13953 (alpha_legitimize_address): Do not split local symbols wider than
13954 UNITS_PER_WORD into HIGH/LO_SUM parts.
13956 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13959 * gcc.c (process_command): Replace call to execvp with calls
13960 to pex_one and exit.
13962 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13965 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13966 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13967 variant for devices with 3-byte PC.
13968 (__tablejump_elpm__): New.
13970 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13973 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13974 offsetof member-designator, handle it as `[0].'.
13976 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13978 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13979 function when not using named sections on targets with named sections
13980 if branch distance is less than 262132.
13982 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13984 * combine.c (combine_instructions): Recompute
13985 optimize_this_for_speed_p for each BB in the main combine loop.
13987 2009-01-12 Tomas Bily <tbily@suse.cz>
13990 * tree-loop-distribution.c (prop_phis): New function.
13991 (generate_builtin): Call prop_phis.
13992 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13994 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13996 PR tree-optimization/38807
13997 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13998 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
14000 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14002 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14003 subreg of op0 to the original op0.
14005 2009-01-11 Laurent GUERBY <laurent@guerby.net>
14007 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
14009 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
14012 * mips-tfile.c (parse_def): Fix parsing of def strings
14013 starting with digits.
14015 2009-01-10 Jakub Jelinek <jakub@redhat.com>
14018 * config/arm/arm.c (arm_is_long_call_p): Don't call
14019 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
14021 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
14023 * regrename.c (regrename_optimize): Fix dumping.
14024 (find_oldest_value_reg): Preserve REG_POINTER.
14025 (copy_hardreg_forward_1): Likewise.
14027 2009-01-09 Diego Novillo <dnovillo@google.com>
14029 * gimple.h (struct gimple_statement_base) <uid>: Document
14030 the restrictions on its use.
14031 (gimple_uid): Tidy.
14032 (gimple_set_uid): Tidy.
14034 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14036 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
14037 zero guard even if align_bytes != 0 and count is smaller than
14040 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
14042 PR rtl-optimization/38495
14043 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
14044 (add_range_and_copies_from_move_list): Print all added ranges.
14045 Add ranges to memory optimized destination.
14047 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14051 * config/i386/i386.c (override_options): Reject
14052 -mstringop-strategy=rep_8byte with -m32.
14053 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
14054 to 1. Do count comparison against epilogue_size_needed at compile
14055 time even when count_exp was constant forced into register. For
14056 size_needed don't jump to epilogue, instead just avoid aligning
14057 and invoke the body algorithm. If need_zero_guard, add zero guard
14058 even if count is non-zero, but smaller than size_needed + number of
14059 bytes that could be stored for alignment.
14060 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
14061 to 1. If need_zero_guard, add zero guard even if count is non-zero,
14062 but smaller than size_needed + number of bytes that could be stored
14063 for alignment. Compare size_needed with epilogue_size_needed instead
14064 of desired_align - align, don't adjust size_needed, pass
14065 epilogue_size_needed to the epilogue expanders.
14068 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
14070 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14072 * pa.c (last_address): Change to unsigned.
14073 (update_total_code_bytes): Change argument to unsigned. Don't
14074 check if insn addresses are set.
14075 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
14076 addresses are not set.
14077 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
14079 2009-01-09 Nick Clifton <nickc@redhat.com>
14081 * config/sh/symbian.c: Replace uses of DECL_INLINE with
14082 DECL_DECLARED_INLINE_P.
14084 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14086 PR middle-end/38347
14087 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
14088 GET_MODE (op0) in operand_subword_force calls.
14090 PR middle-end/38771
14091 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
14092 fold_convert arg0 operands to TREE_TYPE (op0) first.
14094 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
14096 * params.def (ira-max-conflict-table-size): Decrease default value
14099 2009-01-08 Jakub Jelinek <jakub@redhat.com>
14101 PR tree-optimization/37031
14102 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
14104 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
14105 allocate it using gc instead of heap, use VEC_quick_push instead of
14107 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
14108 instead of heap, use VEC_quick_push instead of VEC_safe_push.
14109 * tree-data-ref.h (struct access_matrix): Change matrix to gc
14110 allocated vector from heap allocated.
14111 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
14112 * tree-loop-linear.c (linear_transform_loops): Allocate nest
14113 vector only after perfect_loop_nest_depth call.
14115 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
14116 Jan Sjodin <jan.sjodin@amd.com>
14118 PR tree-optimization/38559
14119 * graphite.c (debug_value, copy_constraint,
14120 swap_constraint_variables, scale_constraint_variable, ): New.
14121 (get_lower_bound, get_upper_bound): Removed.
14122 (graphite_trans_bb_strip_mine): Clean up this code that works
14123 only for constant number of iterations. Fully copy upper and
14124 lower bound constraints, not only the constant part of them.
14125 * graphite.h (debug_value): Declared.
14127 2009-01-08 Ira Rosen <irar@il.ibm.com>
14129 PR tree-optimization/37194
14130 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
14131 Don't add the cost of cost model guard in prologue to scalar
14132 outside cost in case of known number of iterations.
14134 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
14135 Alan Modra <amodra@bigpond.net.au>
14137 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
14138 non-word-aligned REG+CONST addressing.
14140 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14143 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
14144 free_after_compilation when outputting a thunk.
14145 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
14146 Do not call free_after_compilation here.
14148 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14150 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
14151 (ix86_valid_target_attribute_inner_p): Ditto.
14153 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
14155 PR tree-optimization/38492
14156 PR tree-optimization/38498
14157 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
14158 * tree-chrec.h (scev_is_linear_expression): Declared.
14159 * graphite.c (graphite_cannot_represent_loop_niter): New.
14160 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
14161 (graphite_loop_normal_form): Use gcc_assert.
14162 (scan_tree_for_params): Use CASE_CONVERT.
14163 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
14164 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
14165 Use gcc_assert. Discard scops that contain unhandled cases.
14166 (build_scop_conditions): Return a boolean status for unhandled cases.
14167 (strip_mine_profitable_p): Print the loop number, not its depth.
14168 (is_interchange_valid): Pass the depth of the loop nest, don't
14169 recompute it wrongly.
14170 (graphite_trans_bb_block): Same.
14171 (graphite_trans_bb_block): Print tentative of loop blocking.
14172 (graphite_trans_scop_block): Do not print that the loop has been
14174 (graphite_transform_loops): Do not handle scops that contain condition
14177 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
14179 AVX Programming Reference (December, 2008)
14180 * config/i386/avxintrin.h (_mm256_stream_si256): New.
14181 (_mm256_stream_pd): Likewise.
14182 (_mm256_stream_ps): Likewise.
14184 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
14185 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
14186 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
14187 (bdesc_special_args): Add __builtin_ia32_movntdq256,
14188 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
14189 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
14190 (ix86_expand_special_args_builtin): Likewise.
14192 * config/i386/sse.md (AVXMODEDI): New.
14193 (avx_movnt<mode>): Likewise.
14194 (avx_movnt<mode>): Likewise.
14195 (<sse>_movnt<mode>): Remove AVX support.
14196 (sse2_movntv2di): Likewise.
14198 2009-01-07 Richard Guenther <rguenther@suse.de>
14200 PR middle-end/38751
14201 * fold-const.c (extract_muldiv): Remove obsolete comment.
14202 (fold_plusminus_mult_expr): Undo MINUS_EXPR
14203 to PLUS_EXPR canonicalization for the canonicalization.
14205 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
14207 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
14208 hosted cross-compilers generating less efficient code.
14210 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14212 * function.h (rtl_data): Add a dbr_scheduled_p field.
14213 * reorg.c (dbr_schedule): Set it.
14214 (gate_handle_delay_slots): Check it.
14215 * config/mips/mips.c (mips_base_delayed_branch): Delete.
14216 (mips_reorg): Check flag_delayed_branch instead of
14217 mips_base_delayed_branch.
14218 (mips_override_options): Don't set mips_base_delayed_branch
14219 or flag_delayed_branch.
14221 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14223 PR rtl-optimization/38426.
14224 * ira.c (ira): Set current_function_is_leaf earlier.
14226 2009-01-06 Jakub Jelinek <jakub@redhat.com>
14228 PR rtl-optimization/38722
14229 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
14230 too early, only set a flag and modify after last possible
14233 2009-01-06 Janis Johnson <janis187@us.ibm.com>
14236 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
14237 * real.c (decimal_single_format): Correct values of emin and emax.
14238 (decimal_double_format): Ditto.
14239 (decimal_quad_format): Ditto.
14240 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
14241 computation of DECnn_MIN and DECnn_MAX for corrected values of
14242 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
14243 __DECnn_MIN__, and adjust its computation for the corrected value
14246 2009-01-06 Jan Hubicka <jh@suse.cz>
14249 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
14251 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
14253 * doc/contrib.texi (Contributors): Slightly adjust the end note.
14254 Add Robert Clark to the list of testers.
14256 2009-01-06 Jan Hubicka <jh@suse.cz>
14257 Kai Tietz <kai.tietz@onevision.com>
14259 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
14260 * config/i386/i386.c (ix86_expand_call): Add clobbers.
14262 2009-01-06 Jan Hubicka <jh@suse.cz>
14263 Kai Tietz <kai.tietz@onevision.com>
14265 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
14267 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
14268 (ix86_nsaved_regs): Count only general purpose regs.
14269 (ix86_nsaved_sseregs): New.
14270 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
14271 to 16 for w64; compute padding and size of sse reg save area.
14272 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
14273 general purpose regs.
14274 (ix86_emit_save_sse_regs_using_mov): New.
14275 (ix86_expand_prologue): Save SSE regs if needed.
14276 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
14277 (ix86_emit_restore_sse_regs_using_mov): New.
14278 (ix86_expand_epilogue): Save SSE regs if needed.
14280 2009-01-06 Jan Hubicka <jh@suse.cz>
14281 Kai Tietz <kai.tietz@onevision.com>
14283 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
14284 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
14285 functions when accumulate outgoing args is off.
14287 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14290 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
14291 before using pseudos_have_intersected_live_ranges_p.
14293 * ira-int.h (ira_assert): Always define.
14295 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14297 AVX Programming Reference (December, 2008)
14298 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
14299 (_mm256_permute2_pd): Likewise.
14300 (_mm_permute2_ps): Likewise.
14301 (_mm256_permute2_ps): Likewise.
14302 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
14303 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
14305 * config/i386/i386.c (ix86_builtins): Remove
14306 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
14307 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
14308 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
14309 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
14310 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
14311 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
14312 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
14313 __builtin_ia32_vpermil2ps256.
14314 (ix86_init_mmx_sse_builtins): Updated.
14315 (ix86_expand_args_builtin): Likewise.
14317 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14319 * pa.c (output_call): Relocate non-jump insns in the delay slot of
14320 long absolute calls when generating PA 2.0 code.
14322 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
14324 PR rtl-optimization/38583
14325 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
14327 * params.def (ira-max-conflict-table-size): New.
14329 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
14331 * ira.h (ira_conflicts_p): New external definition.
14333 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
14334 table. Report this. Return result of building.
14335 (ira_build_conflicts): Use ira_conflicts_p. Check result of
14336 building conflict table.
14338 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
14339 (ira_color): Use ira_conflicts_p.
14341 * global.c: Include ira.h.
14342 (pseudo_for_reload_consideration_p, build_insn_chain): Use
14345 * Makefile.in (global.o): Add ira.h.
14347 * ira-build.c (mark_all_loops_for_removal,
14348 propagate_some_info_from_allocno): New.
14349 (remove_unnecessary_allocnos): Call
14350 propagate_some_info_from_allocno.
14351 (remove_low_level_allocnos): New.
14352 (remove_unnecessary_regions): Add parameter. Call
14353 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
14354 parameter to remove_unnecessary_regions.
14355 (ira_build): Remove all regions but root if the conflict table was
14356 not built. Update conflict hard regs for allocnos crossing calls.
14358 * ira.c (ira_conflicts_p): New global.
14359 (ira): Define and use ira_conflicts_p.
14361 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14362 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
14363 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
14365 2009-01-06 Ben Elliston <bje@au.ibm.com>
14367 * gengtype-lex.l (YY_NO_INPUT): Define.
14369 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14372 * c-common.c (handle_vector_size_attribute): Also reject
14373 BOOLEAN_TYPE types.
14375 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
14377 PR tree-optimization/38492
14378 * graphite.c (rename_map_elt, debug_rename_elt,
14379 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
14380 rename_map_elt_info, eq_rename_map_elts,
14381 get_new_name_from_old_name, bb_in_sese_p): Moved around.
14382 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
14383 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
14384 (sese_build_livein_liveouts): New.
14385 (new_sese, free_sese): New.
14386 (new_scop): Call new_sese.
14387 (free_scop): Call free_sese.
14388 (rename_variables_from_edge, rename_phis_end_scop): Removed.
14389 (register_old_new_names): Renamed register_old_and_new_names.
14390 (register_scop_liveout_renames, add_loop_exit_phis,
14391 insert_loop_close_phis, struct igp,
14392 default_liveout_before_guard, add_guard_exit_phis,
14393 insert_guard_phis, copy_renames): New.
14394 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
14395 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
14396 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
14397 (scop_adjust_phis_for_liveouts): New.
14398 (gloog): Call scop_adjust_phis_for_liveouts.
14400 * graphite.h (struct sese): Documented. Added fields liveout,
14401 num_ver and livein.
14402 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
14403 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
14404 (struct scop): Added field liveout_renames.
14405 (SCOP_LIVEOUT_RENAMES): New.
14407 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14409 PR tree-optimization/38510
14410 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
14411 (translate_clast): Call recompute_all_dominators before
14413 (gloog): Call recompute_all_dominators before graphite_verify.
14415 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14416 Jan Sjodin <jan.sjodin@amd.com>
14418 PR tree-optimization/38500
14419 * graphite.c (create_sese_edges): Call fix_loop_structure after
14422 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14424 * config.gcc: Add m32r*-*-rtems*.
14425 * config/m32r/rtems.h: New file.
14427 2009-01-05 Ben Elliston <bje@au.ibm.com>
14429 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
14430 (.po.pox): Likewise.
14431 (po/gcc.pot): Likewise.
14433 2009-01-04 David S. Miller <davem@davemloft.net>
14435 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
14436 (STARTING_FRAME_OFFSET): Always set to zero.
14438 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14440 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
14441 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
14442 fixed-point types, and vectors of the same.
14444 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14446 * config/mips/sync.md (*mb_barrier): Rename to...
14447 (*memory_barrier): ...this.
14449 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
14451 * doc/extend.texi (Function Attributes): Move @cindex after @item
14452 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
14453 and put in alphabetical order. Fix 'target' name and put in order.
14454 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14457 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
14459 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
14460 (memory_barrier): Expand as unspec instead of unspec_volatile.
14461 Remove mem:BLK from insn operands. Use Pmode scratch register.
14462 (*memory_barrier): Define as unspec instead of unspec_volatile.
14463 Use (match_dup 0) as input operand.
14465 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
14466 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
14467 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
14468 scratch register. Remove operand 1.
14469 (*stbar): Define as unspec instead of unspec_volatile.
14470 Use (match_dup 0) as input operand, remove (const_int 8).
14471 (*membar): Define as unspec instead of unspec_volatile.
14472 Use (match_dup 0) as input operand, remove input operand 2.
14474 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
14475 (memory_barrier): Expand as unspec instead of unspec_volatile.
14476 Remove mem:BLK from insn operands. Use Pmode scratch register.
14477 (*memory_barrier): Define as unspec instead of unspec_volatile.
14478 Use (match_dup 0) as input operand.
14480 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
14481 Remove mem:BLK from insn operands. Use Pmode scratch register.
14482 Set volatile flag on operand 0.
14483 (*memory_barrier): New insn pattern.
14485 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
14487 (*memory_barrier): Use (match_dup 0) as input operand.
14489 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
14490 Remove mem:BLK from insn operands. Use Pmode scratch register.
14491 Set volatile flag on operand 0.
14492 (*mb_internal): New insn pattern.
14494 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
14496 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14498 PR middle-end/38586
14499 * function.c (struct temp_slot): Move to the section of the file
14500 that deals with temp slots. Remove field 'address'.
14501 (temp_slot_address_table): New hash table of address -> temp slot.
14502 (struct temp_slot_address_entry): New struct, items for the table.
14503 (temp_slot_address_compute_hash, temp_slot_address_hash,
14504 temp_slot_address_eq, insert_temp_slot_address): Support functions
14506 (find_temp_slot_from_address): Rewrite to use the new hash table.
14507 (remove_unused_temp_slot_addresses): Remove addresses of temp
14508 slots that have been made available.
14509 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
14510 worker function for remove_unused_temp_slot_addresses.
14511 (assign_stack_temp_for_type): Don't clear the temp slot address list.
14512 Add the temp slot address to the address -> temp slot map.
14513 (update_temp_slot_address): Update via insert_temp_slot_address.
14514 (free_temp_slots): Call remove_unused_temp_slot_addresses.
14515 (pop_temp_slots): Likewise.
14516 (init_temp_slots): Allocate the address -> temp slot map, or empty
14517 the map if it is already allocated.
14518 (prepare_function_start): Initialize temp slot processing.
14520 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14522 PR middle-end/38584
14523 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
14524 Calculate the size of all stack vars assuming no packing of stack
14525 vars will happen, replacing a quadratic algorithm with a linear one.
14527 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14530 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
14533 2009-01-03 Diego Novillo <dnovillo@google.com>
14535 * doc/contrib.texi: Update contributions.
14537 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14540 * builtins.c (fold_builtin_memory_op): Give up if either operand
14541 is volatile. Set srctype or desttype to non-qualified version
14545 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
14546 and FUNCTION_DECLs.
14548 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
14550 PR rtl-optimization/35805
14551 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
14552 problem if fast dce is able to remove any instructions.
14553 * dce.c (dce_process_block): Fix dump message.
14555 2009-01-02 Mark Mitchell <mark@codesourcery.com>
14558 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
14560 2009-01-02 Jakub Jelinek <jakub@redhat.com>
14562 PR middle-end/38690
14563 * tree-flow.h (op_code_prio, op_prio): New prototypes.
14564 * tree-pretty-print.c (op_code_prio): New function.
14565 (op_prio): No longer static. Use op_code_prio.
14566 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14567 Use op_prio and op_code_prio to determine if () should be
14568 printed around operand(s) or not.
14570 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14571 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14572 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14573 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14574 pp_character instead of pp_string for single letter printing.
14576 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14578 * doc/extend.texi: Fix '#pragma GCC option' typo.
14580 2009-01-02 Richard Guenther <rguenther@suse.de>
14582 * doc/install.texi (--enable-checking): Mention different
14583 default for stage1.
14584 (--enable-stage1-checking): Document.
14586 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14588 PR middle-end/30142
14589 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14590 case to be an error.
14592 2009-01-02 Ben Elliston <bje@au.ibm.com>
14594 * config/fp-bit.h (pack_d): Constify argument.
14595 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14596 (isnan): Constify argument.
14598 (iszero): Likewise.
14599 (pack_d): Likewise.
14600 (_fpadd_parts): Constify return type.
14601 (_fpmul_parts): Likewise.
14602 (_fpdiv_parts): Likewise.
14604 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14607 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14608 warn about overwriting initializer with side-effects or
14609 -Woverride-init if !IMPLICIT.
14610 (output_init_element): Likewise. Pass IMPLICIT down to
14612 (process_init_element): Add IMPLICIT argument. Pass it down
14613 to output_init_element.
14614 (push_init_element, pop_init_level, set_designator): Adjust
14615 process_init_element callers.
14616 (set_nonincremental_init, set_nonincremental_init_from_string):
14617 Adjust add_pending_init callers.
14618 (output_pending_init_elements): Adjust output_init_element callers.
14619 * c-tree.h (process_init_element): Adjust prototype.
14620 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14621 process_init_element callers.
14624 Copyright (C) 2009 Free Software Foundation, Inc.
14626 Copying and distribution of this file, with or without modification,
14627 are permitted in any medium without royalty provided the copyright
14628 notice and this notice are preserved.