1 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5 inlined_function_outer_scope_p blocks for artificial inlines
7 * tree.c (tree_nonartificial_location): Rewrite using
8 block_nonartificial_location.
10 * gcc.dg/pr40340-1.c: New test.
11 * gcc.dg/pr40340-2.c: New test.
12 * gcc.dg/pr40340-3.c: New test.
13 * gcc.dg/pr40340-4.c: New test.
14 * gcc.dg/pr40340-5.c: New test.
15 * gcc.dg/pr40340.h: New file.
17 2009-06-05 Revital Eres <eres@il.ibm.com>
18 Leehod Baruch <leehod@il.ibm.com>
20 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
21 (expand_expr_real_1): Remove comment.
22 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
23 Vectorize misaligned access when the target supports it.
24 (vect_supportable_dr_alignment): Check for unaligned access
26 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
29 2009-06-05 Julian Brown <julian@codesourcery.com>
31 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
32 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
34 2009-06-05 Richard Guenther <rguenther@suse.de>
37 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
40 2009-06-05 Jakub Jelinek <jakub@redhat.com>
42 * config/s390/s390.c (global_not_special_regno_p): New static inline.
43 (save_gprs): Don't tell unwinder when a global register is saved.
44 (s390_emit_epilogue): Emit needed epilogue unwind info.
46 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
48 * dwarf2out.c (deferred_asm_name): New.
49 (add_name_and_src_coords_attributes): Defer creation of
50 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
52 (move_linkage_attr): New.
53 (dwarf2out_finish): Revisit deferrals and emit attributes at the
56 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
58 * tree-nested.c (finalize_nesting_tree_1): Declare the
59 frame_decl in the binding tree.
61 2009-06-04 Cary Coutant <ccoutant@google.com>
63 * basic-block.h (struct basic_block_def): Add discriminator field.
64 * dbxout.c (dbxout_source_line): Add new parameter. Change all
66 * debug.c (do_nothing_debug_hooks): Add additional entry.
67 (debug_nothing_int_charstar_int): New function.
68 * debug.h (struct gcc_debug_hooks): Add parameter to source_line
70 (debug_nothing_int_charstar_int): New declaration.
71 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
72 discriminator value in .loc directive.
73 * final.c (last_discriminator): New variable.
74 (discriminator): New variable.
75 (final_start_function): Initialize above variables, pass current
76 discriminator to debug hook.
77 (notice_source_line): Check for discriminator change.
78 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
79 * sdbout.c (sdbout_source_line): New parameter.
80 * tree-cfg.c (struct locus_discrim_map): New structure type.
81 (discriminator_per_locus): New hash table.
82 (build_gimple_cfg): Allocate and free discriminator hash table.
83 (make_edges): Call assign_discriminator.
84 (locus_map_hash): New function.
85 (locus_map_eq): New function.
86 (next_discriminator_for_locus): New function.
87 (same_line_p): New function.
88 (assign_discriminator): New function.
89 (make_cond_expr_edges): Call assign_discriminator.
90 (make_gimple_switch_edges): Likewise.
91 (first_non_label_stmt): New function.
92 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
94 * xcoffout.c (xcoffout_source_line): Add new parameter.
96 * configure.ac (gcc_cv_as_discriminator): New configury check for
97 gas support for discriminator.
98 * configure: Regenerate.
99 * config.in: Regenerate.
101 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
103 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
104 val after checking for integers.
106 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
110 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
111 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
112 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
113 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
114 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
116 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
119 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
121 * gcc.c (report_times_to_file): New.
122 (execute): Implement it.
123 (process_command): Support -time=.
124 * doc/invoke.texi: Document it.
126 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
128 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
129 that have value exprs.
131 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
133 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
134 declarations for constants until...
135 (dw2_output_indirect_constant_1): ... this point.
137 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
140 * arm.md (arm_addsi3): Don't try to split an add with an
141 eliminable register until after reload has completed.
143 2009-06-03 Ian Lance Taylor <iant@google.com>
145 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
146 * genattrtab.c (write_length_unit_log): Likewise.
147 * genchecksum.c (dosum): Likewise.
148 * gengtype.c (write_rtx_next): Likewise.
149 (finish_root_table, write_roots): Likewise.
150 * gimple.c (gimple_ops_offset_): Likewise.
151 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
152 * config/arc/arc.c (arc_attribute_table): Likewise.
153 * config/arm/arm.c (arm_attribute_table): Likewise.
154 * config/avr/avr.c (avr_attribute_table): Likewise.
155 * config/crx/crx.c (crx_attribute_table): Likewise.
156 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
157 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
158 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
159 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
160 * config/sh/sh.c (sh_attribute_table): Likewise.
161 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
162 * config/spu/spu.c (spu_attribute_table): Likewise.
163 * config/v850/v850.c (v850_attribute_table): Likewise.
165 * config/alpha/alpha.c (vms_attribute_table): Make static.
166 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
167 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
168 * config/mips/mips.c (mips_attribute_table): Likewise.
170 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
172 (cc1-checksum.o): Likewise.
174 2009-06-03 Steve Ellcey <sje@cup.hp.com>
176 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
178 2009-06-03 Jakub Jelinek <jakub@redhat.com>
180 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
181 insn if it is changing sp. Use gen_add3_insn instead of
182 conditionally gen_addsi3 and gen_adddi3.
183 (offset_below_red_zone_p): New static inline function.
184 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
185 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
186 * config/rs6000/ppc-asm.h: Include auto-host.h.
187 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
188 CFI_RESTORE): Define.
189 * config/rs6000/crtresxgpr.asm: Add unwind info.
190 * config/rs6000/crtresxfpr.asm: Likewise.
191 * config/rs6000/crtresgpr.asm: Likewise.
192 * config/rs6000/crtresfpr.asm: Likewise.
193 * config/rs6000/crtsavgpr.asm: Likewise.
194 * config/rs6000/crtsavfpr.asm: Likewise.
196 * dwarf2out.c (output_cfi_directive): Pass 1 instead of
197 0 to second argument of DWARF2_FRAME_REG_OUT macros.
199 2009-06-03 Julian Brown <julian@codesourcery.com>
201 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
202 words or less (including TImode) in core registers.
204 2009-06-03 Richard Guenther <rguenther@suse.de>
207 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
209 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
211 * statistics.c (statistics_counter_event): Do not record event
212 in pass dump if its number == -1.
213 (curr_statistics_hash): Add assert that we never get passes
214 with static number == -1.
216 2009-06-03 Richard Guenther <rguenther@suse.de>
217 Andrey Belevantsev <abel@ispras.ru>
219 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
220 non-BLKmode arrays addressable.
222 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
224 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
225 * config/m68k/m68k.h: ... here.
226 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
229 2009-06-03 Martin Jambor <mjambor@suse.cz>
231 PR tree-optimization/40323
232 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
235 2009-06-03 Richard Guenther <rguenther@suse.de>
237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
240 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
242 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
243 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
244 JUMP_TABLE_DATA_P where applicable.
245 * config/sh/sh.c: Ditto.
246 * config/sh/sh.h: Ditto.
247 * config/sh/sh.md: Ditto.
248 * config/sh/symbian.c: Ditto.
250 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/driver-i386.c (describe_cache): Optimize
253 concatenation of strings. Use snprintf instead of sprintf.
254 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
255 target when not compiling with GCC.
257 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
259 * config/sh/sh.c: Revert last change.
260 (sh_expand_epilogue): Emit a blockage insn before the frame
261 pointer adjustment unconditionally.
263 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
265 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
266 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
267 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
268 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
269 to COLLECT_GCC_OPTIONS.
271 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
273 * collect2.c (target_system_root): New variable.
274 (main): Handle --sysroot=.
275 (ignore_library): Strip the sysroot from the library path.
277 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
279 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
280 (collect2.o): Depend on collect2-aix.h.
281 (collect2-aix.o): New rule.
282 * collect2-aix.h: New file.
283 * collect2-aix.c: Likewise.
284 * collect2.c: Include collect2-aix.h. Don't undefine
285 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
286 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
287 Use TARGET_AIX_VERSION instead of _AIX51.
288 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
289 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
290 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
291 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
292 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
294 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
296 * collect2.c (ignore_library): Avoid premature post-increment
299 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
301 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
302 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
303 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
304 CROSS_DIRECTORY_STRUCTURE too.
305 (LINK_LIBG_SPEC): Likewise.
306 (LIB_SPEC): Add %R to sysroot paths.
307 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
308 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
309 * config/rs6000/aix51.h: As for aix43.h.
310 * config/rs6000/aix52.h: Likewise.
311 * config/rs6000/aix53.h: Likewise.
312 * config/rs6000/aix61.h: Likewise.
313 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
314 to the beginning of sysroot paths.
316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
318 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
319 INSN_LISTs that are out of the REG_NOTE range.
321 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
323 * loop-unroll.c (struct iv_to_split): Add pointer to next.
324 (struct var_to_expand): Likewise.
325 (struct opt_info): Add head and tail for linked lists of the above.
326 (analyze_insn_to_expand_var): Initialize next.
327 (analyze_iv_to_split_insn): Likewise.
328 (analyze_insns_in_loop): Create linked lists.
329 (allocate_basic_variable): Simplify for use without hash table.
330 (insert_var_expansion_initialization): Likewise, make it type-safer.
331 (combine_var_copies_in_loop_exit): Likewise.
332 (apply_opt_in_copies): Walk lists rather than hash tables.
333 (release_var_copies): Simplified and inlined by hand into...
334 (free_opt_info): ... this function.
336 2009-06-02 Richard Guenther <rguenther@suse.de>
338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
341 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
343 * cfgexpand.c (gimple_expand_cfg): Discard the source location
344 only for builtins that are not overridden.
346 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
348 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
351 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
353 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
355 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
357 * combine.c (move_deaths): Compare LUIDs within the same BB only.
359 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
361 * common.opt (fdump-unnumbered-links): New.
362 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
363 * print-rtl.c (flag_dump_unnumbered_links): New.
364 (print_rtx): Test it.
366 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
368 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
369 push/pop multiple to 8-byte alignment.
371 2009-06-01 Jakub Jelinek <jakub@redhat.com>
373 * config/i386/i386.c (queued_cfa_restores): New static variable.
374 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
376 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
377 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
378 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
379 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
380 note unconditionally.
381 (ix86_emit_restore_regs_using_mov): Likewise.
382 (ix86_emit_restore_sse_regs_using_mov): Likewise.
383 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
384 it through to ix86_emit_restore_reg_using_pop.
385 (ix86_emit_leave): Add RED_OFFSET argument. Call
386 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
387 instead of adding REG_CFA_OFFSET note unconditionally.
388 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
389 the above functions. Call ix86_add_queued_cfa_restore_notes when
392 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
393 force output of the label even for dwarf2out_do_cfi_asm.
394 (add_fde_cfi): If -g2 and above and cfi might change CFA,
395 force creation of CFI label and chain DW_CFA_set_loc jumping to it
396 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
398 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
399 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
400 dwarf2out_cfi_label callers.
401 * tree.h (dwarf2out_cfi_label): Adjust prototype.
402 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
403 Adjust dwarf2out_cfi_label callers.
404 * config/vax/vax.c (vax_output_function_prologue): Likewise.
406 * config/i386/i386.h (struct machine_cfa_state,
407 struct machine_function): Guard with ifndef USED_FOR_TARGET
408 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
411 * emutls.c (__emutls_get_address): Change arr->size to mean number
412 of allocated arr->data entries instead of # of slots + 1.
415 * recog.c (peep2_reinit_state): New function.
416 (peephole2_init_state): Use it at the end of a basic block and also
417 when seeing a RTX_FRAME_RELATED_P insn.
419 2009-06-01 Steve Ellcey <sje@cup.hp.com>
421 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
422 fixuns_truncrfdi2): New.
423 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
424 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
425 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
426 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
427 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
428 *recip_approx): Remove.
429 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
430 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
431 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
433 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
436 2009-06-01 Ian Lance Taylor <iant@google.com>
438 * attribs.c (register_attribute): Use CONST_CAST.
439 * collect2.c (main): Use CONST_CAST2.
440 (scan_prog_file): Likewise.
441 * gcc.c (process_command, main): Likewise.
442 * toplev.c (toplev_main): Likewise.
444 * c-typeck.c (handle_warn_cast_qual): New static function,
445 partially broken out of build_c_cast.
446 (build_c_cast): Call handle_warn_cast_qual.
447 * doc/invoke.texi (Warning Options): Document new effect of
450 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
452 * diagnostic.c (diagnostic_build_prefix): Always print columns.
453 (diagnostic_report_current_module): Print columns.
454 * common.opt (flag_show_column): Enable by default.
456 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
458 * alias.c (find_base_term): Check for NULL term before returning.
460 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
462 Revert due to PR40320:
463 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
464 * calls.c (emit_library_call_value_1): Don't force_operand for move
467 2009-06-01 Olivier Hainque <hainque@adacore.com>
468 Eric Botcazou <ebotcazou@adacore.com>
470 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
471 to be processed as a bitfield for constructor output purposes.
472 * output.h (initializer_constant_valid_for_bitfield_p): Declare
474 * varasm.c (oc_local_state): New type, output_constructor
475 local state to support communication with helpers.
476 (oc_outer_state): New type, output_constructor outer state of
477 relevance in recursive calls.
478 (output_constructor_array_range): New output_constructor helper,
479 extracted code for an array range element.
480 (output_constructor_regular_field): New output_constructor helper,
481 extracted code for an element that is not a bitfield.
482 (output_constructor_bitfield): New output_constructor helper,
483 extracted code for a bitfield element. Accept an OUTER state
484 argument for recursive processing. Recurse on record or array
485 CONSTRUCTOR values, possibly past noop conversions.
486 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
487 VALUE is a valid constant-valued expression for use in a static
488 bit-field initializer.
489 (output_constructor): Rework to use helpers. Accept and honor an
490 OUTER state argument for recursive calls. Return total size. Be
491 prepared for nested constructors initializing bitfields.
492 (output_constant): Feed OUTER in calls to output_constructor.
494 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
496 * calls.c (emit_library_call_value_1): Don't force_operand for move
499 2009-06-01 Nick Clifton <nickc@redhat.com>
501 * doc/invoke.texi (IA-64 Options): Fix typo.
503 2009-06-01 Ira Rosen <irar@il.ibm.com>
505 PR tree-optimization/39129
506 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
508 (vect_do_peeling_for_loop_bound): Use
509 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
510 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
511 (vect_loop_versioning): Likewise.
512 (vect_create_cond_for_alias_checks): Fix indentation.
513 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
515 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
516 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
517 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
518 "control flow in loop".
519 (vect_estimate_min_profitable_iters): Use
520 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
521 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
522 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
523 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
524 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
525 statement belongs to a group of strided accesses with the exact code
527 (vectorizable_load): Likewise.
528 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
529 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
531 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
533 * config/freebsd-stdint.h: New file.
534 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
535 Add freebsd-stdint.h to tm_file.
537 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
539 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
540 (thumb2_extendhidi2): Likewise.
542 2009-05-31 Ian Lance Taylor <iant@google.com>
544 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
546 2009-05-31 Ian Lance Taylor <iant@google.com>
548 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
549 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
550 (ipa-reference.o): Depend upon gt-ipa-reference.h.
552 2009-05-31 Jason Merrill <jason@redhat.com>
554 * tree-pretty-print.c (print_call_name): Take the callee, not the
555 call itself. Make non-static. Use dump_function_name for functions.
556 (dump_generic_node): Adjust.
557 * diagnostic.h: Declare print_call_name.
558 * gimple-pretty-print.c (dump_gimple_call): Use it.
560 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
562 * config/sh/sh.md (ashldi3_std): New define_expand.
565 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
568 * config/sh/sh.c: Include debug.h.
569 (sh_expand_epilogue): Emit a blockage insn before the frame
570 pointer adjustment also when dwarf2out_do_frame returns true.
572 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
574 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
575 (thumb2_extendqidi2): New pattern.
577 2009-05-31 Ira Rosen <irar@il.ibm.com>
579 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
580 mark phis for renaming.
581 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
582 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
583 Call mark_sym_for_renaming.
584 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
585 * tree-vect-loop.c (vect_transform_loop): Remove
586 vect_memsyms_to_rename initialization and a call to
587 mark_set_for_renaming.
589 2009-05-31 Jakub Jelinek <jakub@redhat.com>
592 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
593 frame related even if !set_cfa && style < 0.
595 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
597 * config/i386/mingw-tls.c: New file.
598 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
599 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
600 defining _WIN32 but not __CYGWIN__.
602 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
604 * configure.ac: Add MPC support.
606 * config.in, configure: Regenerate.
608 2009-05-29 Richard Henderson <rth@redhat.com>
610 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
611 NOTE_INSN_BASIC_BLOCK.
612 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
613 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
614 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
616 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
618 (add_cfi): Disable check redefining cfa away from drap.
619 (lookup_cfa_1): Add remember argument; handle remember/restore.
620 (lookup_cfa): Pass remember argument.
622 (compute_barrier_args_size_1): Remove sibcall check.
623 (dwarf2out_frame_debug_def_cfa): New.
624 (dwarf2out_frame_debug_adjust_cfa): New.
625 (dwarf2out_frame_debug_cfa_offset): New.
626 (dwarf2out_frame_debug_cfa_register): New.
627 (dwarf2out_frame_debug_cfa_restore): New.
628 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
629 (dwarf2out_begin_epilogue): New.
630 (dwarf2out_frame_debug_restore_state): New.
631 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
632 DW_CFA_restore_state.
633 (output_cfi_directive): Likewise.
634 (convert_cfa_to_fb_loc_list): Likewise.
635 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
636 * dwarf2out.h: Update.
637 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
638 (copy_insn_1): Early out for null.
639 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
640 and dwarf2out_frame_debug_restore_state.
641 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
642 (prologue_insn_hash, epilogue_insn_hash): New.
643 (free_after_compilation): Adjust freeing accordingly.
644 (record_insns): Create hash table if needed; push insns into
645 hash instead of array.
646 (maybe_copy_epilogue_insn): New.
647 (contains): Search hash table instead of array.
648 (sibcall_epilogue_contains): Remove.
649 (thread_prologue_and_epilogue_insns): Split eh_return insns
650 and mark them as epilogues.
651 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
652 scanning in terms of basic blocks.
653 * insn-notes.def (CFA_RESTORE_STATE): New.
654 * jump.c (returnjump_p_1): Accept EH_RETURN.
655 (eh_returnjump_p_1, eh_returnjump_p): New.
656 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
657 CFA_REGISTER, CFA_RESTORE): New.
658 * rtl.def (EH_RETURN): New.
659 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
661 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
662 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
664 * config/i386/i386.c (gen_push): Update cfa state.
665 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
666 add a CFA_ADJUST_CFA note.
667 (ix86_dwarf_handle_frame_unspec): Remove.
668 (ix86_expand_prologue): Update cfa state.
669 (ix86_emit_restore_reg_using_pop): New.
670 (ix86_emit_restore_regs_using_pop): New.
671 (ix86_emit_leave): New.
672 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
673 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
674 * config/i386/i386.h (struct machine_cfa_state): New.
675 (ix86_cfa_state): New.
676 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
677 (eh_return_internal): Merge from eh_return_<mode>,
678 use eh_return rtx, split w/ epilogue.
680 2009-05-29 Ian Lance Taylor <iant@google.com>
682 * builtins.c (validate_gimple_arglist): Don't use va_arg with
684 * calls.c (emit_library_call_value_1): Likewise.
686 * c-typeck.c (c_build_va_arg): New function.
687 * c-tree.h (c_build_va_arg): Declare.
688 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
689 instead of build_va_arg.
691 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
693 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
694 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
695 (ptr_difference_cost): Use affine combinations to compute it.
696 (difference_cost): Likewise.
697 (get_computation_cost_at): Compute more accurate cost for addresses
698 if the ratio is a multiplier allowed in addresses.
699 For non-addresses, consider that an additional offset or symbol is
702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
704 * config/i386/i386.c (ix86_decompose_address): Avoid useless
705 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
707 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
708 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
709 (prefix_rex): For UNIT_MMX don't imply the prefix by default
711 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
712 to 1 for TYPE_SSE{IADD1,CVT1}.
713 (prefix_vex_imm8): Removed.
714 (length_vex): Only pass 1 as second argument to
715 ix86_attr_length_vex_default if prefix_extra is 0.
716 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
717 (length): For prefix vex computation use length_immediate
718 attribute instead of prefix_vex_imm8.
719 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
720 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
721 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
722 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
723 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
724 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
725 a space in between the operands.
726 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
727 if one operand is 0xff and the other one si, di, bp or sp.
728 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
729 other one si, di, bp or sp.
730 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
731 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
732 type and mode attributes.
733 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
734 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
735 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
736 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
737 prefix_data16 attribute iff MODE_DF.
738 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
739 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
740 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
741 constm128_operand in length_immediate computation.
742 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
743 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
744 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
745 length_immediate attribute to 1.
746 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
747 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
748 for certain alternatives.
749 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
750 prefix_data16 attribute if MODE_V1DF.
751 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
752 length_immediate to 1.
753 (set_got_rex64, set_rip_rex64): Remove length attribute, set
754 length_address to 4, set mode attribute to MODE_DI.
755 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
756 (fxam<mode>2_i387): Set length attribute to 4.
757 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
758 *prefetch_3dnow_rex): Override length_address attribute.
759 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
761 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
762 (constm128_operand): Removed.
763 * config/i386/i386.c (memory_address_length): For
764 disp && !index && !base in 64-bit mode account for SIB byte if
765 print_operand_address can't optimize disp32 into disp32(%rip)
766 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
767 for fs: or gs: segment.
768 (ix86_attr_length_immediate_default): When checking if shortform
769 is possible, truncate immediate to the length of the non-shortened
771 (ix86_attr_length_address_default): Ignore MEM_P operands
773 (ix86_attr_length_vex_default): Only check for DImode on
774 GENERAL_REG_P operands.
775 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
776 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
777 (sse_cvttps2pi): Clear prefix_rep attribute.
778 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
780 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
781 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
782 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
783 iff operand 2 is const_int_operand.
784 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
785 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
786 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
788 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
790 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
791 prefix_data16 attribute for movlpd and movhpd instructions.
792 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
793 length_immediate for shufpd instruction.
794 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
795 (avx_cmpp<avxmodesuffixf2c><mode>3,
796 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
797 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
798 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
799 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
800 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
801 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
802 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
803 prefix_data16 attribute for the first alternative to 1.
804 (*avx_loadlps): Override length_immediate for the first alternative.
805 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
806 attributes for second alternative.
807 (*vec_concatv2sf_sse4_1): Override length_immediate and
808 prefix_data16 attributes for second alternative.
809 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
810 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
811 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
812 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
813 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
814 prefix_data16 and length_immediate to 1.
815 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
817 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
818 prefix_extra attribute for variants that don't have 0f prefix alone.
819 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
820 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
821 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
822 *sse4_1_pextrd): Set length_immediate to 1.
823 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
824 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
826 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
827 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
828 length_immediate to 1 for second alternative.
829 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
830 prefix_extra and length_immediate attributes for the first
832 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
834 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
835 to 1 for the first and third alternative.
836 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
838 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
840 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
842 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
843 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
844 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
845 *avx_psign<mode>3): Set prefix_extra attribute to 1.
846 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
847 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
848 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
849 ssse3_psign<mode>3): Override prefix_rex attribute.
850 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
851 (ssse3_palignrti): Override length_immediate to 1.
852 (ssse3_palignrdi): Override length_immediate to 1, override
853 prefix_rex attribute.
854 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
855 (sse4a_extrqi): Override length_immediate to 2.
856 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
857 (sse4a_insertq): Override prefix_data16 to 0.
858 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
859 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
860 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
861 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
862 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
863 and length_immediate to 1.
864 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
865 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
866 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
867 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
868 and length_immediate to 1.
869 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
870 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
871 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
872 avx_ptest256): Override prefix_extra to 1.
873 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
874 Override prefix_data16 and length_immediate to 1.
875 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
876 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
877 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
878 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
879 prefix_data16 to 0 and prefix_extra to 2.
880 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
881 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
883 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
884 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
885 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
886 and prefix_extra to 2.
887 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
888 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
889 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
890 avx_vpermilvar<mode>3,
891 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
892 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
893 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
894 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
895 Override prefix_extra to 1.
896 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
897 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
898 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
899 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
900 prefix_extra and length_immediate to 1.
901 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
903 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
904 to 1 for the first alternative.
905 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
906 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
908 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
909 *movv2sf_internal_avx, *movv2sf_internal): Override
910 prefix_rep attribute for certain alternatives.
911 (*mov<mode>_internal): Override prefix_rep or prefix_data16
912 attributes for certain alternatives.
913 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
914 attributes for certain alternatives.
915 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
916 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
917 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
918 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
919 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
920 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
921 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
922 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
923 length_immediate to 1 if operand 2 is const_int_operand.
924 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
925 *vec_extractv2si_1): Set length_immediate attribute to 1.
926 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
927 using old 3DNOW insn rather than SSE/3DNOW_A.
928 (mmx_emms, mmx_femms): Clear modrm attribute.
930 2009-05-29 Martin Jambor <mjambor@suse.cz>
932 * tree-sra.c: New implementation of SRA.
934 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
935 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
936 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
937 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
938 (SRA_MAX_STRUCTURE_COUNT): Removed.
939 (SRA_FIELD_STRUCTURE_RATIO): Removed.
940 * doc/invoke.texi (sra-max-structure-size): Removed.
941 (sra-field-structure-ratio): Removed.
943 2009-05-29 Jakub Jelinek <jakub@redhat.com>
946 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
949 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
951 PR rtl-optimization/40101
952 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
953 seqno. Adjust comment.
954 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
955 inserting bookkeeping before a jump, the jump is not scheduled.
956 When no positive seqno found, provide a value. Add comment.
958 2009-05-29 Richard Guenther <rguenther@suse.de>
960 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
961 short-cutting on the first component.
963 2009-05-29 Jakub Jelinek <jakub@redhat.com>
966 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
967 for trees other than decls/types.
969 2009-05-29 Richard Guenther <rguenther@suse.de>
971 * tree-ssa-operands.c (get_expr_operands): Do not handle
972 INDIRECT_REFs in the handled-component case. Remove
973 unused get_ref_base_and_extent case.
974 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
975 tree_low_cst and host_integerp where possible.
976 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
977 codes for equivalence.
978 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
980 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
982 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
983 to tmake_file for i[34567]86-*-cygwin*.
985 2009-05-29 Jakub Jelinek <jakub@redhat.com>
988 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
989 (altivec_categorize_keyword, init_vector_keywords,
990 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
993 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
995 * tree.c (handle_dll_attribute): Check if node is
996 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
998 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
1000 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
1002 (thumb2_zero_extendqidi2): Likewise.
1004 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
1006 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
1007 instead of gen_movrt.
1008 * config/sh/sh.md (movrt): Remove.
1010 2009-05-28 Steve Ellcey <sje@cup.hp.com>
1012 * doc/invoke.texi (IA-64 Options):
1013 Add -msdata, -mfused-madd, -mno-inline-float-divide,
1014 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
1015 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
1016 -msched-prefer-non-control-spec-insns,
1017 -msched-stop-bits-after-every-cycle,
1018 -msched-count-spec-in-critical-path,
1019 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
1020 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
1021 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
1022 and -msched-spec-verbose.
1024 2009-05-28 Joseph Myers <joseph@codesourcery.com>
1026 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
1027 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
1029 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
1031 2009-05-28 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa-alias.c (ao_ref_init): New function.
1034 (ao_ref_base): Likewise.
1035 (ao_ref_base_alias_set): Likewise.
1036 (ao_ref_alias_set): Likewise.
1037 (refs_may_alias_p_1): Change signature.
1038 (refs_may_alias_p): Adjust.
1039 (refs_anti_dependent_p): Likewise.
1040 (refs_output_dependent_p): Likewise.
1041 (call_may_clobber_ref_p_1): Change signature.
1042 (call_may_clobber_ref_p): Adjust.
1043 (stmt_may_clobber_ref_p_1): New function split out from ...
1044 (stmt_may_clobber_ref_p): ... here.
1045 (maybe_skip_until): Adjust signature.
1046 (get_continuation_for_phi): Likewise.
1047 (walk_non_aliased_vuses): Likewise.
1048 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
1049 (ao_ref_init): Declare.
1050 (ao_ref_base): Likewise.
1051 (ao_ref_alias_set): Likewise.
1052 (stmt_may_clobber_ref_p_1): Likewise.
1053 (walk_non_aliased_vuses): Adjust.
1054 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
1055 (get_ref_from_reference_ops): remove.
1056 (vn_reference_lookup_2): Adjust signature.
1057 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
1058 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
1059 (vn_reference_lookup): Adjust.
1060 (vn_reference_insert): Likewise.
1061 (vn_reference_insert_pieces): Adjust signature.
1062 (visit_reference_op_call): Adjust.
1063 * tree-ssa-pre.c (get_expr_type): Simplify.
1064 (phi_translate_1): Adjust.
1065 (compute_avail): Likewise.
1066 (translate_vuse_through_block): Do not re-build trees.
1067 (value_dies_in_block_x): Likewise.
1068 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
1070 (vn_reference_lookup_pieces): Adjust declaration.
1071 (vn_reference_insert_pieces): Likewise.
1073 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
1075 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
1076 with checking disabled.
1078 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
1082 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
1083 macro definition for support of three-operand format aligned
1084 .comm directive in assembler on cygwin/pe/mingw target OS.
1085 * configure: Regenerate.
1086 * config.h: Regenerate.
1088 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
1089 aligned form of .comm directive if -mpe-aligned-commons is in effect.
1090 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
1092 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
1093 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
1095 2009-05-28 Ira Rosen <irar@il.ibm.com>
1097 PR tree-optimization/40254
1098 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
1099 in analysis of basic blocks.
1101 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
1104 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
1105 * target-def.h (TARGET_CONST_ANCHOR): New macro.
1106 (TARGET_INITIALIZER): Use it.
1107 * cse.c (CHEAPER): Move it up to the other macros.
1108 (insert): Rename this ...
1109 (insert_with_costs): ... to this. Add cost parameters. Update
1111 (insert): New function. Call insert_with_costs.
1112 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
1113 find_reg_offset_for_const, try_const_anchors): New functions.
1114 (cse_insn): Call try_const_anchors. Adjust cost of src_related
1115 when using a const-anchor. Call insert_const_anchors.
1116 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
1117 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
1119 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1121 * tree-inline.c (remap_decls): Enable nonlocalized variables
1122 when not optimizing.
1124 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1126 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
1127 Simplify other tests involving optimize.
1129 2009-05-27 Tom Tromey <tromey@redhat.com>
1131 * unwind-dw2.c (_Unwind_DebugHook): New function.
1132 (uw_install_context): Call _Unwind_DebugHook.
1134 2009-05-27 Tom Tromey <tromey@redhat.com>
1136 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
1138 2009-05-27 Ian Lance Taylor <iant@google.com>
1140 * Makefile.in (LINKER, LINKER_FLAGS): Define.
1141 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
1142 (ALL_LINKERFLAGS): Define.
1143 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
1144 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1145 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
1146 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1147 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
1148 $(LINKER_FOR_BUILD).
1149 (build/gcov-iov$(build_exeext)): Likewise.
1151 2009-05-27 Julian Brown <julian@codesourcery.com>
1153 * gcse.c (target.h): Include.
1154 (can_assign_to_reg_without_clobbers_p): Check that the target allows
1155 copy of argument to a pseudo register.
1157 2009-05-27 Diego Novillo <dnovillo@google.com>
1159 * tree-ssa-live.c (dump_scope_block): Document arguments.
1160 (dump_scope_blocks): Document.
1161 (debug_scope_blocks): New.
1162 * tree-flow.h (debug_scope_blocks): Declare.
1164 2009-05-21 Denis Chertykov <denisc@overta.ru>
1166 * doc/contrib.texi (Contributors): Add myself to the list.
1168 2009-05-27 Olivier Hainque <hainque@adacore.com>
1170 * expr.c (target_align): New function. Alignment the TARGET of an
1171 assignment may be assume to have.
1172 (highest_pow2_factor_for_target): Use it instead of relying on
1173 immediate tree attributes of TARGET, not necessarily honored when
1174 intermediate bitfields are involved.
1176 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
1179 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1180 AVX, SSE4, AES, PCLMUL and POPCNT.
1182 2009-05-27 Diego Novillo <dnovillo@google.com>
1184 * tree-pretty-print.c (dump_location): New.
1185 (dump_generic_node): Call it.
1186 Factor code to handle BLOCK nodes ...
1187 (dump_block_node): ... here.
1189 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
1191 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
1193 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
1195 * gcc-plugin.h: Include config.h and system.h.
1196 (IN_GCC): Define if not defined.
1198 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
1201 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
1204 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
1206 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
1208 * config/m32r/m32r.h: Ditto.
1209 * config/m32r/m32r.md: Ditto.
1210 * config/m32r/predicates.md: Ditto.
1212 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
1214 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
1216 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
1219 (Loading plugins): typo.
1220 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
1221 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1222 (Interacting with the GCC Garbage Collector): Added new section.
1223 (Giving information about a plugin): Added new section for
1225 * ggc.h (ggc_register_root_tab): Added declaration.
1226 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
1227 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
1228 (register_callback): Improved comment in declaration.
1229 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
1230 (extra_root_vec) Added static variable for dynamic roots registration.
1231 (ggc_register_root_tab) Added new routine.
1232 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
1233 PLUGIN_GGC_MARKING event.
1234 * ggc-zone.c: Include plugin.h.
1235 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1236 * ggc-page.c: Include plugin.h.
1237 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1238 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
1239 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
1240 (register_callback): check lack of callbacks for
1241 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
1242 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
1243 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
1244 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1245 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
1246 dependency on plugin.h.
1247 (plugin.o): Added dependency on ggc.h...
1249 2009-05-26 Richard Guenther <rguenther@suse.de>
1253 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1254 with mismatched comparison modes.
1256 * expr.c (expand_expr_real_1): Expand the operand of a
1257 VIEW_CONVERT_EXPR in its natural mode.
1259 2009-05-26 Ian Lance Taylor <iant@google.com>
1261 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
1262 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
1263 (ALL_COMPILERFLAGS): Define.
1264 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
1265 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1266 (collect2$(exeext), collect2.o): Likewise.
1267 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
1268 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
1269 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
1270 (libbackend.o, intl.o, cppdefault.o): Likewise.
1271 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1272 (build/%.o): Use $(COMPILER_FOR_BUILD).
1273 (build/gen%$(build_exeext)): Likewise.
1274 (build/gcov-iov$(build_exeext)): LIkewise.
1275 * config/t-darwin (darwin.o): Use $(COMPILER).
1276 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
1277 * config/t-sol2 (sol2-c.o): Likewise.
1279 * config/t-vxworks (vxworks.o): Likewise.
1280 * config/x-darwin (host-darwin.o): Likewise.
1281 * config/x-hpux (host-hpux.o): Likewise.
1282 * config/x-linux (host-linux.o): Likewise.
1283 * config/x-solaris (host-solaris.o): Likewise.
1284 * config/alpha/x-alpha (driver-alpha.o): Likewise.
1285 * config/arm/t-arm (arm-c.o): Likewise.
1286 * config/arm/t-pe (pe.o): Likewise.
1287 * config/arm/t-wince-pe (pe.o): Likewise.
1288 * config/i386/t-cygming (winnt.o): Likewise.
1289 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
1290 * config/i386/t-cygwin (cygwin1.o): Likewise.
1291 (cygwin2.o): Likewise.
1292 * config/i386/t-i386 (i386-c.o): Likewise.
1293 * config/i386/t-interix (winnt.o): Likewise.
1294 * config/i386/t-netware (netware.o): Likewise.
1295 * config/i386/t-nwld (nwld.o): Likewise.
1296 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
1297 * config/i386/x-i386 (driver-i386.o): Likewise.
1298 * config/i386/x-cygwin (host-cygwin.o): Likewise.
1299 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
1300 * config/ia64/t-ia64 (ia64-c.o): Likewise.
1301 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
1302 * config/mips/x-native (driver-native.o): Likewise.
1303 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
1304 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
1305 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
1306 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
1307 * config/score/t-score-elf (score7.o): Likewise.
1308 (score3.o): Likewise.
1309 * config/sh/t-sh (sh-c.o): Likewise.
1310 * config/sh/t-symbian (sh-c.o): Likewise.
1311 (symbian.o): Likewise.
1312 * config/spu/t-spu-elf (spu-c.o): Likewise.
1313 * config/v850/t-v850 (v850-c.o): Likewise.
1314 * config/v850/t-v850e (v850-c.o): Likewise.
1316 2009-05-26 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/40122
1319 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
1320 VECTOR_CSTs if possible.
1321 (fold_gimple_assign): Likewise.
1323 2009-05-26 Richard Guenther <rguenther@suse.de>
1326 * fold-const.c (fold_binary): Use the correct types for building
1329 2009-05-26 Richard Guenther <rguenther@suse.de>
1331 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
1332 redundant calls to merge_alias_info.
1333 (bump_vector_ptr): Likewise.
1334 * tree-ssa-copy.c (merge_alias_info): Remove.
1335 (replace_exp_1): Remove call to merge_alias_info.
1336 (propagate_tree_value): Likewise.
1337 (fini_copy_prop): Propagate points-to info.
1338 * tree-flow.h (merge_alias_info): Remove.
1340 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1342 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
1344 2009-05-25 Jan Hubicka <jh@suse.cz>
1346 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1347 * cgraph.h (struct inline_summary): New filed self_wize,
1348 size_inlining_benefit, self_time and time_inlining_benefit.
1349 (struct cgraph_global_info): Replace insns by time ans size fields.
1350 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1351 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1352 (ipcp_update_callgraph): Do not touch function bodies.
1353 * ipa-inline.c: Include except.h
1354 (MAX_TIME): New constant.
1355 (overall_insns): Remove.
1357 (overall_size, max_benefit): New static variables.
1358 (cgraph_estimate_time_after_inlining): New function.
1359 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1360 (cgraph_clone_inlined_nodes): Update size.
1361 (cgraph_mark_inline_edge): Update size.
1362 (cgraph_estimate_growth): Use size info.
1363 (cgraph_check_inline_limits): Check size.
1364 (cgraph_default_inline_p): Likewise.
1365 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1366 (cgraph_decide_recursive_inlining): Check size.
1367 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
1369 (cgraph_decide_inlining): Likewise.
1370 (cgraph_decide_inlining_incrementally): Likewise; honor
1371 PARAM_EARLY_INLINING_INSNS.
1372 (likely_eliminated_by_inlining_p): New predicate.
1373 (estimate_function_body_sizes): New function.
1374 (compute_inline_parameters): Use it.
1375 * except.c (must_not_throw_labels): New function.
1376 * except.h (must_not_throw_labels): Declare.
1377 * tree-inline.c (init_inline_once): Kill inlining_weigths
1378 * tree-ssa-structalias.c: Avoid uninitialized warning.
1379 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1380 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1381 (PARAM_INLINE_CALL_COST): Remove.
1382 (PARAM_EARLY_INLINING_INSNS): New.
1384 2009-05-25 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/36327
1387 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
1388 callback for reference translation or lookup at the point of may-defs.
1389 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
1390 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
1391 for union COMPONENT_REFs.
1392 (vn_reference_lookup_3): New callback. Lookup from memset
1393 and CONSTRUCTOR assignment, translate through struct copies.
1394 (vn_reference_lookup_pieces): Make sure to not free the
1395 passed operands array. Adjust walk_non_aliased_vuses call.
1396 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
1397 make sure we do not leak memory.
1399 2009-05-25 Richard Guenther <rguenther@suse.de>
1401 * tree-ssa-alias.h (dump_points_to_solution): Declare.
1402 * tree-inline.c (expand_call_inline): Reset the escaped and
1404 * tree-ssa-structalias.c (pass_build_ealias): New.
1405 * tree-pass.h (pass_build_ealias): Declare.
1406 * passes.c (init_optimization_passes): Add PTA during
1407 early optimizations.
1408 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
1409 and CALLUSED solutions.
1410 (dump_points_to_solution): New function, split out from ...
1411 (dump_points_to_info_for): ... here.
1412 * tree-parloops.c (parallelize_loops): Reset the escaped and
1415 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1418 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
1419 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
1421 2009-05-25 Ira Rosen <irar@il.ibm.com>
1423 PR tree-optimization/40238
1424 * tree-vect-stmts.c (vect_init_vector): Insert initialization
1425 statements after basic block's labels.
1426 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
1427 to free the allocated memory.
1429 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
1431 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
1432 return address with a USE.
1434 2009-05-24 Richard Guenther <rguenther@suse.de>
1437 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
1438 array type from the main variant of the inner type.
1440 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1442 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
1443 definition to bool (from int) to un-break build.
1444 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
1446 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
1448 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
1449 discard_stmt_changes): Delete.
1450 * tree-ssa-operands.c (scb_stack): Delete.
1451 (init_ssa_operands): Do not initialize it.
1452 (fini_ssa_operands): Do not free it.
1453 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
1455 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
1456 update_stmt, remove the others. Fix comments.
1457 * tree-dfa.c (optimize_stack_restore): Likewise.
1458 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
1459 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
1460 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1461 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
1463 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1464 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1465 (dom_opt_finalize_block): Likewise, adjusting access to
1467 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
1468 (stmts_to_rescan): Change item type to gimple.
1469 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
1471 2009-05-24 Ira Rosen <irar@il.ibm.com>
1473 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
1474 * tree-pass.h (pass_slp_vectorize): New pass.
1475 * params.h (SLP_MAX_INSNS_IN_BB): Define.
1476 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
1477 * tree-vectorizer.c (timevar.h): Include.
1478 (user_vect_verbosity_level): Declare.
1479 (vect_location): Fix comment.
1480 (vect_set_verbosity_level): Update user_vect_verbosity_level
1481 instead of vect_verbosity_level.
1482 (vect_set_dump_settings): Add an argument. Ignore user defined
1483 verbosity if dump flags require higher level of verbosity. Print to
1484 stderr only for loop vectorization.
1485 (vectorize_loops): Update call to vect_set_dump_settings.
1486 (execute_vect_slp): New function.
1487 (gate_vect_slp): Likewise.
1488 (struct gimple_opt_pass pass_slp_vectorize): New.
1489 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
1491 (vec_info_for_bb): New function.
1492 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
1493 (VECTORIZATION_ENABLED): New macro.
1494 (SLP_ENABLED, SLP_DISABLED): Likewise.
1495 (vect_is_simple_use): Add bb_vec_info argument.
1496 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
1497 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
1498 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
1499 vect_schedule_slp, vect_analyze_slp): Likewise.
1500 (vect_analyze_stmt): Add slp_tree argument.
1501 (find_bb_location): Declare.
1502 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1503 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
1504 (vect_analyze_loop_operations, vect_analyze_loop,
1505 get_initial_def_for_induction, vect_create_epilog_for_reduction,
1506 vect_finalize_reduction, vectorizable_reduction,
1507 vectorizable_live_operation, vect_transform_loop): Likewise.
1508 * tree-data-ref.c (dr_analyze_innermost): Update comment,
1509 skip evolution analysis if analyzing a basic block.
1510 (dr_analyze_indices): Likewise.
1511 (initialize_data_dependence_relation): Skip the test whether the
1512 object is invariant for basic blocks.
1513 (compute_all_dependences): Skip dependence analysis for data
1514 references in basic blocks.
1515 (find_data_references_in_stmt): Don't fail in case of invariant
1516 access in basic block.
1517 (find_data_references_in_bb): New function.
1518 (find_data_references_in_loop): Move code to
1519 find_data_references_in_bb and add a call to it.
1520 (compute_data_dependences_for_bb): New function.
1521 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
1522 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
1524 (vect_analyze_data_ref_dependence): Check for interleaving in case of
1525 unknown dependence in basic block and fail in case of dependence in
1527 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
1528 dependence instances from either loop or basic block vectorization
1530 (vect_compute_data_ref_alignment): Check if it is loop vectorization
1531 before calling nested_in_vect_loop_p.
1532 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
1533 dependence instances from either loop or basic block vectorization
1535 (vect_verify_datarefs_alignment): Likewise.
1536 (vect_enhance_data_refs_alignment): Adjust function calls.
1537 (vect_analyze_data_refs_alignment): Likewise.
1538 (vect_analyze_group_access): Fix printing. Skip different checks if
1539 DR_STEP is 0. Keep strided stores either in loop or basic block
1540 vectorization data structure. Fix indentation.
1541 (vect_analyze_data_ref_access): Fix comments, allow zero step in
1543 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
1544 dependence instances from either loop or basic block vectorization
1546 (vect_analyze_data_refs): Update comment. Call
1547 compute_data_dependences_for_bb to analyze basic blocks.
1548 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
1549 case of loop vectorization. In case of basic block vectorization use
1550 data-ref itself as a base.
1551 (vect_create_data_ref_ptr): In case of basic block vectorization:
1552 don't advance the pointer, add new statements before the current
1553 statement. Adjust function calls.
1554 (vect_supportable_dr_alignment): Support only aligned accesses in
1555 basic block vectorization.
1556 * common.opt (ftree-slp-vectorize): New flag.
1557 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1558 (vect_pattern_recog_1): Likewise.
1559 * tree-vect-stmts.c (process_use): Likewise.
1560 (vect_init_vector): Add new statements in the beginning of the basic
1561 block in case of basic block SLP.
1562 (vect_get_vec_def_for_operand): Adjust function calls.
1563 (vect_finish_stmt_generation): Likewise.
1564 (vectorizable_call): Add assert that it is loop vectorization, adjust
1566 (vectorizable_conversion, vectorizable_assignment): Likewise.
1567 (vectorizable_operation): In case of basic block SLP, take
1568 vectorization factor from statement's type and skip the relevance
1569 check. Adjust function calls.
1570 (vectorizable_type_demotion): Add assert that it is loop
1571 vectorization, adjust function calls.
1572 (vectorizable_type_promotion): Likewise.
1573 (vectorizable_store): Check for outer loop only in case of loop
1574 vectorization. Adjust function calls. For basic blocks, skip the
1575 relevance check and don't advance pointers.
1576 (vectorizable_load): Likewise.
1577 (vectorizable_condition): Add assert that it is loop vectorization,
1578 adjust function calls.
1579 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1580 that it is not reduction, get vector type, call only supported
1581 functions, skip loop specific parts.
1582 (vect_transform_stmt): Check for outer loop only in case of loop
1584 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1585 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1586 for external definition.
1587 * passes.c (pass_slp_vectorize): New pass.
1588 * tree-vect-slp.c (find_bb_location): New function.
1589 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1590 check for patterns only in loops.
1591 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1592 case of multiple types in basic block SLP.
1593 (vect_mark_slp_stmts_relevant): New function.
1594 (vect_supported_load_permutation_p): Fix comment.
1595 (vect_analyze_slp_instance): Add argument. In case of basic block
1596 SLP, take vectorization factor from statement's type, check that
1597 unrolling factor is 1. Adjust function call. Save SLP instance in
1598 either loop or basic block vectorization structure. Return FALSE,
1600 (vect_analyze_slp): Add argument. Get strided stores groups from
1601 either loop or basic block vectorization structure. Return FALSE
1602 if basic block SLP failed.
1603 (new_bb_vec_info): New function.
1604 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1605 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1606 (vect_schedule_slp): Add argument. Get SLP instances from either
1607 loop or basic block vectorization structure. Set vectorization factor
1608 to be 1 for basic block SLP.
1609 (vect_slp_transform_bb): New function.
1610 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1612 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1614 * final.c (shorten_branches): Do not align labels for jump tables.
1615 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1617 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1619 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1620 Remove outdated reference to flow.c and fix nits.
1621 * doc/gccint.texi: Tweak RTL description.
1622 * doc/rtl.texi: Likewise.
1624 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1626 * config/avr/avr.c: Change my email address.
1627 * config/avr/avr.h: Likewise.
1628 * config/avr/avr.md: Likewise.
1629 * config/avr/avr-protos.h: Likewise.
1630 * config/avr/libgcc.S: Likewise.
1632 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1634 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1635 (spu_split_load, spu_split_store): Change return type to int.
1636 (spu_split_convert): Declare.
1637 * config/spu/predicates.md (spu_mem_operand): Remove.
1638 (spu_mov_operand): Update.
1639 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1640 * config/spu/spu.c (regno_aligned_for_load): Remove.
1641 (reg_aligned_for_addr, spu_expand_load): Define.
1642 (spu_expand_extv): Reimplement and handle MEM.
1643 (spu_expand_insv): Handle MEM.
1644 (spu_sched_reorder): Handle insn's with length 0.
1645 (spu_legitimate_address_p): Reimplement.
1646 (store_with_one_insn_p): Return TRUE for any mode with size
1647 larger than 16 bytes.
1648 (address_needs_split): Define.
1649 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1651 (spu_convert_move): Define.
1652 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1653 (spu_split_store): Change all MEM's to TImode.
1654 (spu_init_expanders): Preallocate registers that correspond to
1655 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1657 (spu_split_convert): Define.
1658 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1659 (_move<mode>, _movdi, _movti): Update predicate and condition.
1660 (load, store): Change to define_split.
1661 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1663 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1664 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1665 define_insn_and_split of lshr<mode>3.
1666 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1667 (<v>ashr<mode>3_imm): Define.
1668 (extv, extzv, insv): Allow MEM operands.
1669 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1670 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1671 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1672 (_spu_convert2): Change to define_insn_and_split and remove the
1673 corresponding define_peephole2.
1674 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1675 Change predicates to memory_operand.
1677 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1679 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1681 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1683 PR tree-optimization/40219
1684 * tree.c (iterative_hash_expr): Make sure the builtin function is
1685 a normal builtin function and not a front end or back end builtin
1686 before indexing into the built_in_decls array.
1688 2009-05-22 Richard Guenther <rguenther@suse.de>
1691 * alias.c (write_dependence_p): Do not use TBAA for answering
1692 anti-dependence or output-dependence.
1693 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1694 (emit_pointer_definition): Remove.
1695 (emit_alias_warning): Likewise.
1696 (find_what_var_points_to): Remove TBAA pruning code.
1697 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1699 (compute_points_to_sets): Remove code computing the set of
1700 dereferenced pointers.
1701 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1702 oracle for querying anti and output dependencies.
1703 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1704 if TBAA may be applied.
1705 (refs_anti_dependent_p): New function.
1706 (refs_output_dependent_p): Likewise.
1707 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1708 (refs_output_dependent_p): Likewise.
1709 * doc/tree-ssa.texi (Memory model): New section.
1710 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1711 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1712 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1713 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1714 * expr.c (expand_expr_real_1): Likewise.
1715 * gimple-low.c (lower_stmt): Likewise.
1716 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1717 (dump_gimple_cdt): Remove.
1718 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1719 (gimple_size): Likewise.
1720 (walk_gimple_op): Likewise.
1721 (is_gimple_stmt): Likewise.
1722 (walk_stmt_load_store_addr_ops): Likewise.
1723 (gimple_build_cdt): Remove.
1724 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1725 * gimple.h (gimple_cdt_new_type): Remove.
1726 (gimple_cdt_new_type_ptr): Likewise.
1727 (gimple_cdt_set_new_type): Likewise.
1728 (gimple_cdt_location): Likewise.
1729 (gimple_cdt_location_ptr): Likewise.
1730 (gimple_cdt_set_location): Likewise.
1731 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1732 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1733 GIMPLE_CHANGE_DYNAMIC_TYPE.
1734 (verify_types_in_gimple_stmt): Likewise.
1735 * tree-inline.c (estimate_num_insns): Likewise.
1736 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1737 (copy_decl_to_var): Likewise.
1738 (copy_result_decl_to_var): Likewise.
1739 * tree-pretty-print.c (dump_generic_node): Do not handle
1740 CHANGE_DYNAMIC_TYPE_EXPR.
1741 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1742 * tree-ssa-operands.c (get_expr_operands): Likewise.
1743 * tree-ssa-structalias.c (struct variable_info): Remove
1744 no_tbaa_pruning member.
1745 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1746 (unify_nodes): Do not copy it.
1747 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1748 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1749 (set_uids_in_ptset): Do not check it.
1750 (find_what_var_points_to): Likewise.
1751 (compute_tbaa_pruning): Remove.
1752 (compute_points_to_sets): Do not call it.
1753 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1754 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1755 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1756 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1757 (DECL_NO_TBAA_P): Likewise.
1758 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1759 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1760 (expand_omp_atomic_pipeline): Do not set it.
1761 * print-tree.c (print_node): Do not dump it.
1762 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1765 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1768 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1771 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1773 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1776 2009-05-22 Ben Elliston <bje@au.ibm.com>
1778 * Makefile.in (bversion.h, s-bversion): New targets.
1779 (TOPLEV_H): Add bversion.h.
1780 * toplev.h: Include "bversion.h".
1781 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1782 the __format__ attribute only if compiling with the same version
1783 of GCC as the sources (the "build version").
1785 2009-05-22 Ben Elliston <bje@au.ibm.com>
1787 * c-format.c (handle_format_attribute): Fix comment typo.
1789 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1792 * config/ia64/ia64.opt (mfused-madd): New.
1793 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1794 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1795 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1796 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1797 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1798 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1799 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1800 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1801 instruction if !TARGET_FUSED_MADD.
1802 (fpma, fpms): Remove colon from name.
1804 2009-05-22 Richard Guenther <rguenther@suse.de>
1806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1807 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1808 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1810 (create_expression_by_pieces): Only convert if necessary.
1811 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1812 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1814 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1816 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1817 regular pattern from a template and rename it ...
1818 (*extzv_truncsi_exts): ... to this.
1820 2009-05-21 Richard Guenther <rguenther@suse.de>
1822 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1823 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1824 (cgraph_default_inline_p): Likewise.
1825 (cgraph_decide_inlining_incrementally): Likewise.
1827 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1828 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/cpuid.h (bit_MOVBE): New.
1832 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1834 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1835 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1836 (ix86_handle_option): Handle OPT_mmovbe.
1837 (ix86_target_string): Add -mmovbe.
1838 (pta_flags): Add PTA_MOVBE.
1839 (processor_alias_table): Add PTA_MOVBE to "atom".
1840 (override_options): Handle PTA_MOVBE.
1842 * config/i386/i386.h (TARGET_MOVBE): New.
1844 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1845 (*bswapsi_movbe): New.
1846 (*bswapdi_movbe): Likewise.
1847 (bswapdi2): Renamed to ...
1849 (bswapdi2): New expander.
1851 * config/i386/i386.opt (mmovbe): New.
1853 * doc/invoke.texi: Document -mmovbe.
1855 2009-05-21 Taras Glek <tglek@mozilla.com>
1857 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1858 * gcc-plugin.h (plugin_init): Updated signature.
1859 * gcc-plugin.h (plugin_name_args): Moved to this header.
1860 * doc/plugins.texi (plugin_init): Updated documention to reflect
1862 * doc/plugins.texi (plugin_name_args): Added to documention.
1864 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1866 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1867 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1869 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1871 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1872 JUMP_TABLE_DATA_P predicates where applicable.
1873 * config/i386/predicates.md: Ditto.
1874 * config/i386/sse.md: Ditto.
1876 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1878 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1879 operand2 -128 override length_immediate attribute to 1.
1880 * config/i386/predicates.md (constm128_operand): New predicate.
1882 * config/i386/i386.c (memory_address_length): Handle %r12
1883 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1885 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1886 mode look through optional ZERO_EXTEND and SUBREG.
1887 * config/i386/i386.md (R12_REG): New define_constant.
1888 (prefix_data16): For sse unit set also for MODE_TI insns.
1889 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1890 insns set if operand 1 is ext_QIreg_operand.
1891 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1892 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1894 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1895 mode from MODE_DI to MODE_SI.
1896 (movdi_1_rex64): Override modrm and length_immediate attributes
1897 only for movabs (TYPE_IMOV, alternative 2).
1898 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1899 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1900 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1901 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1902 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1903 prefix_rex attribute if DImode.
1904 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1905 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1906 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1907 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1908 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1909 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1910 Likewise. For TYPE_IMOV clear length_immediate attribute.
1911 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1912 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1913 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1914 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1915 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1916 or one operand TYPE_ISHIFT.
1917 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1918 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1919 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1920 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1921 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1922 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1923 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1924 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1925 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1926 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1927 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1928 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1929 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1930 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1931 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1932 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1933 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1934 set mode attribute, don't override length attribute.
1935 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1937 (return_internal_long): Set length attribute to 2 instead of 1.
1938 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1939 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1940 prefix_rex attribute.
1941 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1943 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1945 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1947 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1949 2009-05-20 Ian Lance Taylor <iant@google.com>
1951 * tree.c (build_tree_list_vec_stat): New function.
1952 (ctor_to_vec): New function.
1953 (build_nt_call_vec): New function.
1954 (build_call_array): Change args to be a const pointer.
1955 (build_call_vec): New function.
1956 * tree.h (build_nt_call_vec): Declare.
1957 (build_tree_list_vec_stat): Declare.
1958 (build_tree_list_vec): Define.
1959 (build_call_array): Update declaration.
1960 (build_call_vec): Declare.
1961 (ctor_to_vec): Declare.
1962 * c-common.c (tree_vector_cache): New static variable.
1963 (make_tree_vector): New function.
1964 (release_tree_vector): New function.
1965 (make_tree_vector_single): New function.
1966 (make_tree_vector_copy): New function.
1967 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1968 (make_tree_vector_single, make_tree_vector_copy): Declare.
1969 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1970 (c_parser_expr_list): Don't manage cache here, instead call
1972 (c_parser_release_expr_list): Remove static function.
1973 (c_parser_vec_to_tree_list): Remove static function.
1974 (c_parser_attributes): Call build_tree_list_vec instead of
1975 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1976 c_parser_release_expr_list.
1977 (c_parser_postfix_expression_after_primary): Likewise.
1978 (c_parser_objc_keywordexpr): Likewise.
1980 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1982 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1983 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1984 TARGET_CONVERT_TO_TYPE.
1985 * hooks.c (hook_tree_const_tree_null): Define.
1986 * hooks.h (hook_tree_const_tree_null): Declare.
1987 * target.h (struct gcc_target): Add invalid_parameter_type,
1988 invalid_return_type, promoted_type, and convert_to_type fields.
1989 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1990 (TARGET_INVALID_RETURN_TYPE): Define.
1991 (TARGET_PROMOTED_TYPE): Define.
1992 (TARGET_CONVERT_TO_TYPE): Define.
1993 (TARGET_INITIALIZER): Update for new fields.
1994 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1995 (grokparms): Check targetm.invalid_parameter_type.
1996 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1997 * c-convert.c (convert): Check targetm.convert_to_type.
1999 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
2001 * config/mips/mips.md (*extenddi_truncate<mode>,
2002 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
2004 (*extendhi_truncateqi): New define_insn_and_sptit.
2006 2009-05-20 Jakub Jelinek <jakub@redhat.com>
2009 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
2010 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
2012 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
2014 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
2015 the operand of VIEW_CONVERT_EXPR.
2017 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/driver-i386.c (host_detect_local_cpu): Check
2020 extended family and model for Intel processors. Support Intel Atom.
2022 2009-05-20 Olivier Hainque <hainque@adacore.com>
2024 * gstab.h (stab_code_type): Define, to be used instead of the
2025 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
2027 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
2028 occurrences by stab_code_type.
2029 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
2031 2009-05-20 Martin Jambor <mjambor@suse.cz>
2033 * tree-flow.h (insert_edge_copies_seq): Undeclare.
2034 (sra_insert_before): Likewise.
2035 (sra_insert_after): Likewise.
2036 (sra_init_cache): Likewise.
2037 (sra_type_can_be_decomposed_p): Likewise.
2038 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
2039 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
2040 (sra_insert_before): Likewise.
2041 (sra_insert_after): Likewise.
2042 (sra_init_cache): Likewise.
2043 (insert_edge_copies_seq): Made static and moved upwards.
2045 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
2048 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
2050 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
2051 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
2054 2009-05-20 Richard Guenther <rguenther@suse.de>
2056 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
2057 with mismatched comparison modes.
2059 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2061 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
2062 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
2063 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
2064 with shifts for Thumb2.
2065 (orsi_notsi): New for orn.
2066 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
2067 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
2068 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
2069 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
2070 Don't invert remainder for IOR.
2072 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
2074 PR tree-optimization/40087
2075 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
2076 number_of_iterations_ne): Rename never_infinite argument.
2077 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
2078 number_of_iterations_le): Handle pointer-type ivs when
2079 exit_must_be_taken is false.
2080 (number_of_iterations_cond): Do not always assume that
2081 exit_must_be_taken if the control variable is a pointer.
2083 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2085 * c-typeck.c (build_binary_op): Allow % on integal vectors.
2086 * doc/extend.texi (Vector Extension): Document that % is allowed too.
2088 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
2090 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
2091 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
2093 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2096 * c.opt (Wlogical-op): Disabled by default.
2097 * c-opt (c_common_post_options): Do not enable Wlogical-op with
2099 * doc/invoke.texi (Wlogical-op): Likewise.
2101 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
2103 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
2105 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
2106 Propagate the type of the first operand.
2107 <ASSERT_EXPR>: Simplify.
2108 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
2109 Rewrite using the RHS code as discriminant.
2110 <NOP_EXPR>: Turn into CASE_CONVERT.
2111 <PLUS_EXPR>: Propagate the type of the first operand.
2113 2009-05-19 Steve Ellcey <sje@cup.hp.com>
2115 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
2116 (ia64_dconst_0_375): New.
2117 * config/ia64/ia64.c (ia64_override_options): Remove
2118 -minline-sqrt-min-latency warning.
2119 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
2120 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
2121 * config/ia64/ia64.md (*sqrt_approx): Remove.
2122 (sqrtsf2): Remove #if 0.
2123 (sqrtsf2_internal_thr): Rewrite and move to div.md.
2124 (sqrtdf): Remove assert.
2125 (sqrtdf2_internal_thr): Rewrite and move to div.md.
2126 (sqrtxf2): Remove #if 0.
2127 (sqrtxf2_internal_thr): Rewrite and move to div.md.
2128 * div.md (sqrt_approx_rf): New.
2129 (sqrtsf2_internal_thr): New implementation.
2130 (sqrtsf2_internal_lat): New.
2131 (sqrtdf2_internal_thr: New implementation.
2132 (sqrtxf2_internal): New implementation.
2134 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
2135 Hans-Peter Nilsson <hp@axis.com>
2137 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
2138 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
2139 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
2140 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
2141 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
2142 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
2143 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
2144 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
2145 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
2146 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
2147 * c-common.c: ...from here.
2149 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2151 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
2153 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
2157 2009-05-19 Ben Elliston <bje@au.ibm.com>
2159 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
2160 assignments with memcpy calls.
2161 (add_fdes): Likewise.
2162 (binary_search_unencoded_fdes): Likewise.
2163 (linear_search_fdes): Eliminate type puns.
2165 2009-05-19 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
2168 not falsely claim to have propagated into all uses.
2170 2009-05-19 Ben Elliston <bje@au.ibm.com>
2172 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
2175 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2177 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
2178 * config/sh/sh.c (sh_legitimate_address_p): Make static.
2179 (TARGET_LEGITIMATE_ADDRESS_P): New.
2180 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2181 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2183 2009-05-18 Dodji Seketeli <dodji@redhat.com>
2186 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
2187 child of the containing namespace's DIE.
2189 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
2191 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
2192 *zero_extendhi_truncqi): Move after the zero_extend patterns.
2193 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
2196 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
2200 gen_align with gen_pad.
2201 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
2202 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
2204 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
2205 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
2207 * config/i386/i386.md (align): Renamed to ...
2208 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
2209 ASM_OUTPUT_MAX_SKIP_PAD.
2211 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
2213 * config.gcc: Fix variable syntax.
2216 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
2217 before calling exact_log2.
2218 (output_iorsi3): Likewise.
2219 (output_xorsi3): Likewise.
2221 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2223 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
2224 for the none zero constant operand except for EQ and NE
2225 comprisons even when the first operand is R0.
2227 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
2229 * config/s390/2064.md: Remove trailing whitespaces.
2230 * config/s390/2084.md: Likewise.
2231 * config/s390/constraints.md: Likewise.
2232 * config/s390/fixdfdi.h: Likewise.
2233 * config/s390/libgcc-glibc.ver: Likewise.
2234 * config/s390/s390-modes.def: Likewise.
2235 * config/s390/s390-protos.h: Likewise.
2236 * config/s390/s390.c: Likewise.
2237 * config/s390/s390.h: Likewise.
2238 * config/s390/s390.md: Likewise.
2239 * config/s390/tpf-unwind.h: Likewise.
2241 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2243 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
2245 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2248 * configure.ac (m68k-*-*): Check if binutils support TLS.
2249 * configure: Regenerate.
2250 * config/m68k/predicates.md (symbolic_operand): Extend comment.
2251 * config/m68k/constraints.md (Cu): New constraint.
2252 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
2253 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
2254 (movsi): Handle TLS symbols.
2255 (addsi3_5200): Handle XTLS symbols, indent.
2256 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
2257 (m68k_tls_reference_p): Declare.
2258 (m68k_legitimize_address): Declare.
2259 (m68k_unwrap_symbol): Declare.
2260 * config/m68k/m68k.opt (mxtls): New option.
2261 * config/m68k/m68k.c (ggc.h): Include.
2262 (m68k_output_dwarf_dtprel): Implement hook.
2263 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2264 (m68k_expand_prologue): Load GOT pointer when function needs it.
2265 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
2266 (m68k_legitimate_constant_address_p): Same.
2267 (m68k_decompose_address): Handle TLS references.
2268 (m68k_get_gp): New static function.
2269 (enum m68k_reloc): New contants.
2270 (TLS_RELOC_P): New macro.
2271 (m68k_wrap_symbol): New static function.
2272 (m68k_unwrap_symbol): New function.
2273 (m68k_final_prescan_insn_1): New static function.
2274 (m68k_final_prescan_insn): New function.
2275 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
2277 (legitimize_pic_address): Handle TLS references..
2278 (m68k_tls_get_addr, m68k_get_tls_get_addr)
2279 (m68k_libcall_value_in_a0_p)
2280 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
2281 (m68k_call_m68k_read_tp): Helper variables and functions for ...
2282 (m68k_legitimize_tls_address): Handle TLS references.
2283 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
2285 (m68k_legitimize_address): Handle TLS symbols.
2286 (m68k_get_reloc_decoration): New static function.
2287 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
2289 (m68k_output_dwarf_dtprel): Implement hook.
2290 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
2291 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
2292 m68k_call_* routines.
2293 (sched_attr_op_type): Handle TLS symbols.
2294 (gt-m68k.h): Include.
2295 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
2296 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
2298 2009-05-18 Martin Jambor <mjambor@suse.cz>
2300 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
2301 (visit_store_addr_for_mod_analysis): New function.
2302 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
2303 (determine_cst_member_ptr): Use gimple_assign_single_p.
2304 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
2305 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
2306 operands. Don't check number of operands of a NOP_EXPR.
2308 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
2310 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
2312 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2315 * c-common.c (warn_logical_operator): Don't warn if one of
2316 expression isn't always true or false.
2318 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
2320 * config/i386/biarch32.h: New file.
2321 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
2323 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
2325 * config/mips/mips.md (*zero_extend<mode>_trunchi,
2326 *zero_extend<mode>_truncqi): Merge these into ...
2327 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
2328 Name the pattern following this as *zero_extendhi_truncqi.
2330 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
2333 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
2334 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
2335 (output_info): Make field HOST_WIDEST_INT.
2336 (print_statistics): Use HOST_WIDEST_INT_PRINT.
2337 (dump_bitmat_statistics): Same.
2339 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
2341 * config.gcc (use_gcc_stdint): Set to wrap.
2342 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2343 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2344 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2345 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2346 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2347 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2348 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2349 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2351 2009-05-16 Joseph Myers <joseph@codesourcery.com>
2353 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
2355 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
2356 Move definitions earlier.
2357 (OPT_ARCH64, OPT_ARCH32): Define.
2358 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
2361 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2364 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
2367 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2369 * arm.md (movdi2): Copy non-reg values to DImode registers.
2371 2009-05-16 Jakub Jelinek <jakub@redhat.com>
2374 * final.c (label_to_max_skip): New function.
2375 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
2376 CODE_LABEL_NUMBER <= max_labelno.
2377 * output.h (label_to_max_skip): New prototype.
2378 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
2379 (ix86_avoid_jump_mispredicts): ... this. Don't define if
2380 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
2381 Handle CODE_LABELs with >= 16 byte alignment or with
2382 max_skip == (1 << align) - 1.
2383 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
2384 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
2387 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
2388 .p2align 3 if MAX_SKIP is smaller than 7.
2389 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2391 2009-05-15 Ian Lance Taylor <iant@google.com>
2393 * alias.c (struct alias_set_entry_d): Rename from struct
2394 alias_set_entry. Change all uses.
2395 * except.c (struct call_site_record_d): Rename from struct
2396 call_site_record. Change all uses.
2397 * except.h (struct eh_region_d): Rename from struct eh_region.
2399 * gcse.c (struct hash_table_d): Rename from struct hash_table.
2401 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
2402 ivtype_map_elt. Change all uses.
2403 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
2405 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
2406 * graphite.h (struct name_tree_d): Rename from struct name_tree.
2408 (struct sese_d): Rename from struct sese. Change all uses.
2409 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
2410 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
2411 * optabs.h (struct optab_d): Rename from struct optab. Change all
2413 (struct convert_optab_d): Rename from struct convert_optab.
2415 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
2416 ipa_opt_pass. Change all uses.
2417 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
2420 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
2421 defined as a typedef.
2422 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
2425 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2428 * fold-const.c (make_range,build_range_check,merge_ranges): Move
2430 (merge_ranges): Returns bool.
2431 * tree.h (make_range): .. to here.
2432 (build_range_check): Likewise.
2433 (merge_ranges): Likewise. Renamed from merge_ranges.
2434 * c-typeck.c (parser_build_binary_op): Update calls to
2435 warn_logical_operator.
2436 * c-common.c (warn_logical_operator): Add new warning.
2437 * c-common.h (warn_logical_operator): Update declaration.
2439 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2441 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
2443 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * doc/install.texi: Document MPC requirements, flags etc.
2447 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
2448 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
2449 Evaluate constant arguments.
2450 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
2451 (fold_builtin_1): Likewise, also evaluate constant arguments.
2452 Remove superfluous break.
2453 (do_mpc_ckconv): New.
2454 * real.h: Include mpc.h.
2455 * toplev.c (print_version): Output MPC version info if available.
2457 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2459 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
2461 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
2463 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
2466 2009-05-15 Jan Hubicka <jh@suse.cz>
2468 * doc/invoke.texi (max-early-inliner-iterations): New flag.
2469 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
2470 (try_inline): Fix return value.
2471 (cgraph_decide_inlining_incrementally): Honor new value.
2472 (cgraph_early_inlining): Handle indirect inlining.
2473 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
2475 2009-05-15 Jan Hubicka <jh@suse.cz>
2477 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
2478 * cgraphunit.c (cgraph_finalize_function): Set it.
2479 (cgraph_expand_function): Use it.
2481 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2483 * real.c (encode_ieee_half): Define.
2484 (decode_ieee_half): Define.
2485 (ieee_half_format): Define.
2486 (arm_half_format): Define.
2487 * real.h (ieee_half_format): Declare.
2488 (arm_half_format): Declare.
2490 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2492 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
2493 swapped, and reversed optabs exist before trying to use them.
2495 2009-05-15 Paul Brook <paul@codesourcery.com>
2496 Sandra Loosemore <sandra@codesourcery.com>
2498 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
2499 loads. Allow PRE_DEC.
2500 (output_move_neon): Handle PRE_DEC.
2501 (arm_print_operand): Add 'A' for neon structure loads.
2502 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
2503 * config/arm/neon.md (neon_mov): Update comment.
2504 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
2506 (Um): New constraint.
2508 2009-05-15 Jan Hubicka <jh@suse.cz>
2510 Revert the following patch until testsuite fallout is fixed:
2511 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2512 * cgraph.h (struct inline_summary): New filed self_wize,
2513 size_inlining_benefit, self_time and time_inlining_benefit.
2514 (struct cgraph_global_info): Replace insns by time ans size fields.
2515 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2516 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2517 (ipcp_update_callgraph): Do not touch function bodies.
2518 * ipa-inline.c: Include except.h
2519 (MAX_TIME): New constant.
2520 (overall_insns): Remove
2521 (overall_size, max_benefit): New static variables.
2522 (cgraph_estimate_time_after_inlining): New function.
2523 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2524 (cgraph_clone_inlined_nodes): Update size.
2525 (cgraph_mark_inline_edge): Update size.
2526 (cgraph_estimate_growth): Use size info.
2527 (cgraph_check_inline_limits): Check size.
2528 (cgraph_default_inline_p): Likewise.
2529 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2530 (cgraph_decide_recursive_inlining): Check size.
2531 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2533 (cgraph_decide_inlining): Likewise.
2534 (cgraph_decide_inlining_incrementally): Likewise; honor
2535 PARAM_EARLY_INLINING_INSNS.
2536 (likely_eliminated_by_inlining_p): New predicate.
2537 (estimate_function_body_sizes): New function.
2538 (compute_inline_parameters): Use it.
2539 * except.c (must_not_throw_labels): New function.
2540 * except.h (must_not_throw_labels): Declare.
2541 * tree-inline.c (init_inline_once): Kill inlining_weigths
2542 * tree-ssa-structalias.c: Avoid uninitialized warning.
2543 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2544 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2545 (PARAM_INLINE_CALL_COST): Remove.
2546 (PARAM_EARLY_INLINING_INSNS): New.
2548 2009-05-15 Richard Guenther <rguenther@suse.de>
2550 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2551 not TODO_update_ssa.
2553 2009-05-15 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/39999
2556 * gimple.h (gimple_expr_type): Use the expression type looking
2557 through useless conversions.
2558 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2559 (vn_nary_op_insert_stmt): Likewise.
2560 (simplify_binary_expression): Likewise.
2562 2009-05-15 Richard Guenther <rguenther@suse.de>
2564 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2565 New options, enabled by default.
2566 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2568 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2569 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2570 * tree-ssa-structalias.c (gate_tree_pta): New function.
2571 (pass_build_alias): Use it.
2573 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2576 recurse on an invariant address if a conversion from a pointer
2577 type to a wider integer type is involved.
2579 2009-05-15 Jan Hubicka <jh@suse.cz>
2581 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2582 * cgraph.h (struct inline_summary): New filed self_wize,
2583 size_inlining_benefit, self_time and time_inlining_benefit.
2584 (struct cgraph_global_info): Replace insns by time ans size fields.
2585 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2586 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2587 (ipcp_update_callgraph): Do not touch function bodies.
2588 * ipa-inline.c: Include except.h
2589 (MAX_TIME): New constant.
2590 (overall_insns): Remove
2591 (overall_size, max_benefit): New static variables.
2592 (cgraph_estimate_time_after_inlining): New function.
2593 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2594 (cgraph_clone_inlined_nodes): Update size.
2595 (cgraph_mark_inline_edge): Update size.
2596 (cgraph_estimate_growth): Use size info.
2597 (cgraph_check_inline_limits): Check size.
2598 (cgraph_default_inline_p): Likewise.
2599 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2600 (cgraph_decide_recursive_inlining): Check size.
2601 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2603 (cgraph_decide_inlining): Likewise.
2604 (cgraph_decide_inlining_incrementally): Likewise; honor
2605 PARAM_EARLY_INLINING_INSNS.
2606 (likely_eliminated_by_inlining_p): New predicate.
2607 (estimate_function_body_sizes): New function.
2608 (compute_inline_parameters): Use it.
2609 * except.c (must_not_throw_labels): New function.
2610 * except.h (must_not_throw_labels): Declare.
2611 * tree-inline.c (init_inline_once): Kill inlining_weigths
2612 * tree-ssa-structalias.c: Avoid uninitialized warning.
2613 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2614 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2615 (PARAM_INLINE_CALL_COST): Remove.
2616 (PARAM_EARLY_INLINING_INSNS): New.
2617 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2618 (inline-call-cost): Remove.
2619 (early-inlining-insns): New.
2621 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2623 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2625 (print_int_cst_bounds_in_octal_p): Likewise.
2626 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2628 * dwarf2out.c (base_type_die): Likewise.
2629 (is_subrange_type): Delete.
2630 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2631 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2632 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
2633 if the destination type is boolean.
2634 (build_range_check): Do not special-case subtypes.
2635 (fold_sign_changed_comparison): Likewise.
2636 (fold_unary): Likewise.
2637 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2638 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2639 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2640 * tree.c (subrange_type_for_debug_p): New predicate based on the
2641 former is_subrange_type.
2642 * tree.h (subrange_type_for_debug_p): Declare.
2643 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2644 (convert_affine_scev): Remove call to above function.
2645 (chrec_convert_aggressive): Likewise.
2646 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2647 false for conversions involving subtypes.
2648 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2649 (vrp_val_min): Likewise.
2650 (needs_overflow_infinity): Likewise.
2651 (extract_range_from_unary_expr): Likewise.
2653 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2655 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2656 * config/frv/frv.c: Likewise.
2657 * config/s390/s390.c: Likewise.
2658 * config/sparc/sparc.h: Likewise.
2659 * config/i386/i386.h: Likewise.
2660 * config/i386/i386.c: Likewise.
2661 * config/crx/crx.c: Likewise.
2662 * config/m68hc11/m68hc11.h: Likewise.
2663 * config/iq2000/iq2000.c: Likewise.
2664 * config/mn10300/mn10300.h: Likewise.
2665 * config/mn10300/mn10300.c: Likewise.
2666 * config/m68k/m68k.c: Likewise.
2667 * config/rs6000/rs6000.c: Likewise.
2668 * config/rs6000/xcoff.h: Likewise.
2669 * config/rs6000/linux64.h: Likewise.
2670 * config/rs6000/sysv4.h: Likewise.
2671 * config/score/score3.c: Likewise.
2672 * config/score/score7.c: Likewise.
2673 * config/score/score.c: Likewise.
2674 * config/arm/arm.md: Likewise.
2675 * config/mips/mips.c: Likewise.
2676 * config/mips/mips.md: Likewise.
2677 * config/bfin/bfin.h: Likewise.
2678 * config/pa/pa.c: Likewise.
2679 * config/pa/constraints.md: Likewise.
2681 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2682 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2683 * config/pdp11/pdp11.h: Use memory_address_p instead.
2685 2009-05-14 Ian Lance Taylor <iant@google.com>
2687 * passes.c (finish_optimization_passes): Change i to int.
2688 * plugin.c (plugins_active_p): Change event to int.
2689 (dump_active_plugins): Likewise.
2690 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2692 * tree.c (tree_range_check_failed): Change c to unsigned int.
2693 (omp_clause_range_check_failed): Likewise.
2694 (build_common_builtin_nodes): Change mode to int. Add cast.
2695 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2696 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2698 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2699 ++ or -- with a variable of enum type.
2701 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2704 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2706 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2708 * store-motion.c: Do not include params.h
2709 * Makefile.in: Fix dependencies for various files.
2711 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2713 * auto-inc-dec.c: Fix pass description, remove apparent
2714 accidental duplication.
2716 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2719 * ipa-utils.h (memory_identifier_string): Moved to ...
2720 * tree.h (memory_identifier_string): Here. Add GTY(()).
2722 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2724 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2725 in the former documentation of...
2726 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2727 * ira-conflicts.c (get_dup_num): Use address_operand.
2728 * targhooks.c (default_legitimate_address_p): New.
2729 * targhooks.h (default_legitimate_address_p): New.
2730 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2732 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2733 * target.h (struct target): Add legitimate_address_p.
2734 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2735 (TARGET_INITIALIZER): Include it.
2737 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2738 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2739 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2740 (TARGET_LEGITIMATE_ADDRESS_P): New.
2742 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2743 (REG_OK_STRICT_P): Delete.
2744 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2745 (frv_legitimate_address_p_1): ... this.
2746 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2747 (frv_legitimate_address_p_1): ... the renamed old
2748 frv_legitimate_address_p.
2749 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2750 (TARGET_LEGITIMATE_ADDRESS_P): New.
2752 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2753 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2754 * config/s390/s390.c (legitimate_address_p): Rename to...
2755 (s390_legitimate_address_p): ... this, make static.
2756 (legitimize_address): Adjust call.
2757 (TARGET_LEGITIMATE_ADDRESS_P): New.
2758 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2760 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2761 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2762 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2763 (TARGET_LEGITIMATE_ADDRESS_P): New.
2765 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2766 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2767 * config/spu/spu.c (spu_legitimate_address): Rename to...
2768 (spu_legitimate_address_p): ... this, make static.
2769 (TARGET_LEGITIMATE_ADDRESS_P): New.
2771 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2772 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2773 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2774 (sparc_legitimate_address_p): ... this, make static and return bool.
2775 (legitimize_address): Adjust call.
2776 (TARGET_LEGITIMATE_ADDRESS_P): New.
2778 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2779 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2780 * config/i386/i386.c (legitimate_address_p): Rename to...
2781 (ix86_legitimate_address_p): ... this, make static.
2782 (constant_address_p): Move after it, adjust call.
2783 (TARGET_LEGITIMATE_ADDRESS_P): New.
2785 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2786 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2787 * config/avr/avr.c (legitimate_address_p): Rename to...
2788 (avr_legitimate_address_p): ... this, make static.
2789 (legitimize_address): Adjust call.
2790 (TARGET_LEGITIMATE_ADDRESS_P): New.
2792 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2793 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2794 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2795 (TARGET_LEGITIMATE_ADDRESS_P): New.
2797 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2798 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2799 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2800 (TARGET_LEGITIMATE_ADDRESS_P): New.
2802 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2803 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2805 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2807 (TARGET_LEGITIMATE_ADDRESS_P): New.
2809 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2810 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2812 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2814 (m68hc11_legitimate_address_p): ... this, make static.
2815 (go_if_legitimate_address_internal): Rename to...
2816 (m68hc11_legitimate_address_p_1): ... this.
2817 (legitimize_address): Adjust call.
2818 (TARGET_LEGITIMATE_ADDRESS_P): New.
2820 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2821 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2822 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2823 (TARGET_LEGITIMATE_ADDRESS_P): New.
2825 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2826 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2827 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2828 (mn10300_legitimate_address_p): ... this, make static.
2829 (TARGET_LEGITIMATE_ADDRESS_P): New.
2831 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2832 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2833 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2834 (TARGET_LEGITIMATE_ADDRESS_P): New.
2836 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2837 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2838 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2839 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2840 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2841 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2842 (rs6000_legitimate_address_p): ... this, make static.
2843 (TARGET_LEGITIMATE_ADDRESS_P): New.
2844 (REG_MODE_OK_FOR_BASE_P): Delete.
2845 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2847 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2848 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2850 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2851 static, adjust types.
2852 (TARGET_LEGITIMATE_ADDRESS_P): New.
2854 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2855 * config/score/score.c (score_address_p): Rename to...
2856 (score_legitimate_address_p): ... this.
2857 (TARGET_LEGITIMATE_ADDRESS_P): New.
2858 * config/score/score3.c (score3_address_p): Rename to...
2859 (score3_legitimate_address_p): ... this.
2860 * config/score/score7.c (score7_address_p): Rename to...
2861 (score7_legitimate_address_p): ... this.
2863 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2864 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2865 GO_IF_LEGITIMATE_ADDRESS): Delete.
2866 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2867 thumb2_legitimate_address_p): Delete.
2868 (arm_legitimate_address_p): Rename to...
2869 (arm_legitimate_address_outer_p): ... this.
2870 * config/arm/constraints.md ("Uq"): Adjust call.
2871 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2872 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
2874 (arm_legitimate_address_outer_p): ... this.
2875 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
2877 (TARGET_LEGITIMATE_ADDRESS_P): New.
2879 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2880 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2881 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2882 (TARGET_LEGITIMATE_ADDRESS_P): New.
2884 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2885 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2886 * config/vax/vax.c (legitimate_address_p): Rename to...
2887 (vax_legitimate_address_p): ... this, make static.
2888 (TARGET_LEGITIMATE_ADDRESS_P): New.
2890 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2891 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2892 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2893 (TARGET_LEGITIMATE_ADDRESS_P): New.
2895 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2896 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2897 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2898 (mmix_legitimate_address_p): ... this, make static.
2899 (TARGET_LEGITIMATE_ADDRESS_P): New.
2901 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2902 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2903 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2904 (TARGET_LEGITIMATE_ADDRESS_P): New.
2906 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2908 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2909 of MODE_COMPLEX_INT.
2911 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2913 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2914 LCT_NORMAL in function call.
2915 * mips-tdump.c (print_file_desc): Add cast to enum type.
2916 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2917 (mark_stabs): Add casts to enum types.
2918 (parse_stabs_common): Add casts to enum types.
2920 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2922 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2923 Check for invalid values of LETTER.
2925 2009-05-13 Taras Glek <tglek@mozilla.com>
2927 * attribs.c (register_attribute): moved out attribute registration
2928 into register_attribute.
2929 * doc/plugins.texi: Documented register_attribute and
2931 * gcc-plugin.h: Added forward decl for register_attribute.
2932 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2933 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2934 PLUGIN_ATTRIBUTES boilerplate.
2936 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2938 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2939 values even in sentinel and empty entries.
2940 (ms_printf_flag_specs): Likewise.
2941 (ms_scanf_flag_specs): Likewise.
2942 (ms_strftime_flag_specs): Likewise.
2943 (ms_print_char_table): Likewise.
2944 (ms_scan_char_table): Likewise.
2945 (ms_time_char_table): Likewise.
2947 2009-05-13 Doug Kwan <dougkwan@google.com>
2949 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2951 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2953 * config/mips/mips.md (store): Add attributes for QI and HI.
2955 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2956 (truncdi<mode>2): ... this new pattern.
2958 2009-05-13 Brad Hards <bradh@kde.org>
2960 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2962 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2963 Ben Elliston <bje@au.ibm.com>
2966 * dse.c (check_mem_read_rtx): Guard against width == -1.
2968 2009-05-13 Michael Matz <matz@suse.de>
2971 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2972 (trivially_conflicts_p): New function.
2973 (insert_backedge_copies): Use it.
2975 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2977 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2978 (handle_stdc_pragma): Use new enum constant names.
2979 (handle_pragma_float_const_decimal64): Ditto.
2981 2009-05-13 Ian Lance Taylor <iant@google.com>
2983 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2986 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2988 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2989 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2991 * config/m68k/m68k.h (FL_UCLINUX): Define.
2993 2009-05-13 Jan Hubicka <jh@suse.cz>
2995 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2997 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
3000 unless -fschedule-insns is specified.
3002 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3005 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
3006 TARGET_EXPAND_CBRANCHDI4.
3007 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
3008 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
3009 (cmpeqdi): Fix comment.
3011 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3013 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
3014 (sh_legitimate_address_p): Likewise.
3015 * config/sh/sh.c (sh_legitimate_index_p): New.
3016 (sh_legitimate_address_p): Likewise.
3017 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
3018 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
3019 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
3020 (MAYBE_BASE_REGISTER_RTX_P): New macro.
3021 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3022 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
3023 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
3024 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
3025 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
3027 2009-05-12 Jan Hubicka <jh@suse.cz>
3029 * tree-inline.c (estimate_operator_cost): Add operands;
3030 when division happens by constant, it is cheap.
3031 (estimate_num_insns): Loads and stores are not having cost of 0;
3032 EH magic stuff is cheap; when computing runtime cost of switch,
3033 use log2 base of amount of its cases; builtin_expect has cost of 0;
3034 compute cost for moving return value of call.
3035 (init_inline_once): Initialize time_based flags.
3036 * tree-inline.h (eni_weights_d): Add time_based flag.
3038 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3040 * df-core.c: Update head documentation.
3042 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3045 * rs6000.c (rs6000_generate_compare): Use op1b instead of
3046 shadowing exisiting variable op1.
3048 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/driver-i386.c (processor_signatures): New enum.
3052 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
3053 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
3054 processor signature to detect geode processor.
3056 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3060 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3062 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3063 causes spurious differences between trunk and cond-optab branch.
3065 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3067 * dojump.c (compare_from_rtx): Delete.
3068 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
3069 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
3070 if the comparison does not satisfy the predicate; test predicates for
3071 operands 2 and 3 of a cstore pattern. Don't try cstore optab
3072 further if one existing pattern fails.
3073 * expr.h (compare_from_rtx): Delete.
3074 (prepare_operand): Declare it.
3075 * optabs.c: Change "lib call" to "libcall" throughout.
3076 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
3077 HAVE_conditional_trap, emit_cmp_insn): Delete.
3078 (can_compare_p): Delete cmp_optab case.
3079 (prepare_float_lib_cmp): Return an rtx and a machine mode.
3080 Accept other parameters by value.
3081 (prepare_operand): Make non-static.
3082 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
3083 other parameters by value. Try to widen operands here based on
3084 an optab_methods argument and looking at cbranch_optab.
3085 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
3086 loop. Use cbranch_optab directly.
3087 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
3088 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
3090 (emit_conditional_move, emit_conditional_add): Inline what's needed
3091 of compare_from_rtx, using new prepare_cmp_insn for the rest.
3092 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
3093 with COMPARE. Move cmov_optab and cstore_optab above
3094 with cbranch_optab, move cmp_optab down with ucmp_optab,
3095 remove tst_otpab. Do not initialize trap_rtx.
3096 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
3097 for trap code. Do not check HAVE_conditional_trap. Use
3098 prepare_cmp_insn. Accept no predicate for operand 3.
3099 * optabs.h (OTI_cmp): Mark as used only for libcalls.
3100 (OTI_ctrap, ctrap_optab): New.
3101 (tst_optab): Delete.
3102 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
3103 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
3104 with lookup of ctrap_optab.
3105 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
3109 * combine.c (combine_simplify_rtx, simplify_set): Do not
3110 special case comparing against zero for cc0 machines.
3111 * simplify-rtx.c (simplify_binary_operation_1): Never remove
3112 COMPARE on cc0 machines.
3113 (simplify_relational_operation): Return a new expression when
3114 a COMPARE could be removed.
3115 * final.c (final_scan_insn): Compare cc_status values
3116 against LHS of a (compare FOO (const_int 0)) cc0 source.
3117 Also check if cc_status.value is the full compare.
3119 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
3120 (cstoreMM4): Document.
3121 (conditional_trap): Document ctrapMM4 instead.
3122 (sync_compare_and_swapMM): Refer to cbranchcc4.
3123 (Dependent Patterns): Eliminate obsolete information referring to
3124 the old jump optimization phase.
3125 (Canonicalization): Include cbranchcc4 case, omit canonicalization
3126 of compares with 0 on cc0 machines.
3127 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
3128 avoiding references to cc0. Remove text about storing operands
3130 * doc/tm.texi (Condition Codes): Include blurb on different
3131 condition code representations, separate into subsections for
3132 CC0, MODE_CC and conditional execution.
3134 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
3135 alpha_emit_setcc): Accept operands and a machine mode.
3136 * config/alpha/alpha.c (alpha_emit_conditional_branch):
3137 Get code/op0/op1 from operands, use machine mode argument
3138 instead of alpha_compare.fp_p. Emit the branch here.
3139 (alpha_emit_setcc): Likewise, and return boolean.
3140 (alpha_emit_conditional_move): Likewise. Assert that
3141 cmp_op_mode == cmp_mode, and simplify accordingly.
3142 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
3143 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
3144 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
3146 (stack probe test): Use cbranchdi4.
3147 * config/alpha/predicates.md (alpha_cbranch_operator): New.
3149 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
3150 * config/arc/arc.h (movsicc, movsfcc): Use it.
3151 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
3152 (cbranchsi4, cstoresi4): New.
3153 (cmpsi, bCC and sCC expanders): Remove.
3155 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
3156 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
3157 * config/arm/predicates.md (arm_comparison_operator): Only include
3158 floating-point operators if there is a hardware floating-point unit.
3159 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
3160 deferring to cbranch_cc and cstore_cc respectively.
3161 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
3162 cbranch_cc, cstore_cc): New.
3163 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
3165 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
3167 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
3168 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
3170 (adjust_insn_length): Adjust calls.
3171 (avr_reorg): Handle (compare (foo) (const_int 0)).
3172 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
3173 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
3174 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
3175 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
3177 (cbranchqi4, cbranchhi4, cbranchsi4): New.
3178 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
3180 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
3181 (cbranchsi4, cstorebi4, cstoresi4): New.
3182 (movbisi): This insn is duplicate, split it to zero_extend.
3183 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
3184 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
3185 (bfin_optimize_loop): Use cbranch expander.
3186 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
3187 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
3188 (bfin_bimode_comparison_operator): ... this.
3189 (bfin_direct_comparison_operator): New.
3191 * config/cris/cris.c (cris_normal_notice_update_cc): Look
3192 inside (compare FOO (const_int 0)).
3193 (cris_rtx_costs): Handle ZERO_EXTRACT.
3194 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
3195 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
3196 (*tstdi_v32): Delete.
3197 (*cmpdi_non_v32): Add M alternative for operand 1.
3198 (cmpsi, cmp<mode>): Make private.
3199 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
3201 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
3203 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
3204 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
3205 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
3206 (cc_reg_operand): New.
3208 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
3209 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
3210 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
3211 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
3212 crx_expand_scond): Delete.
3214 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
3216 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
3217 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
3219 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
3220 cstoresi4, cstoresf4, cstoredf4): New.
3221 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
3222 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3223 Receive the entire operands array.
3224 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
3225 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
3226 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3227 Get test/op0/op1 from the operands array.
3228 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
3230 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
3231 (h8300_expand_store): New.
3232 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
3234 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
3235 (h8300_expand_store): New.
3236 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
3237 or do not try to produce (set (cc0) REG).
3238 (peepholes): Wrap arguments with COMPARE. Add a peephole to
3239 change a compare into a move to a scratch register. Disable some
3240 peepholes when comparing with zero.
3241 (tstsi, tsthi, tstsi, cmpqi): Make private.
3244 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
3247 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
3248 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
3249 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
3250 (ix86_emit_i387_log1p): Use cbranchxf2.
3251 (ix86_expand_setcc): Return void.
3252 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
3253 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
3254 cmp<MODEF>, cmpcc): Remove.
3255 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
3256 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
3257 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
3258 (sCC and bCC expanders): Remove.
3259 (stack_protect_test): Use cbranchcc4.
3261 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
3263 (ia64_expand_compare): Accept three rtx by reference and return void.
3264 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
3265 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
3266 from *expr. Update *expr with the BImode comparison to do.
3267 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
3268 cmptf, bCC, sCC, conditional_trap): Delete.
3269 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
3270 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
3271 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
3272 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
3273 * config/ia64/predicates.md (ia64_cbranch_operator): New.
3275 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
3276 type of last argument.
3277 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
3278 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
3279 use machine mode argument instead of branch_type. Remove dead
3280 code for floating-point comparisons.
3281 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
3282 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
3284 (cbranchsi4, cstoresi4): New.
3285 * config/iq2000/predicates.md (reg_or_const_operand): New.
3287 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
3288 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
3289 (b<code>_op): Rewrite to...
3290 (bcc_op): ... this, using match_operator.
3291 (s<code>_op): Rewrite to...
3292 (scc_op): ... this, using match_operator.
3293 (s<code>_24_op): Rewrite to...
3294 (scc_op_24): ... this, using match_operator.
3295 (s<code>_<mode>): Rewrite to...
3296 (cstore<mode>4): ... this, using match_operator.
3297 (s<code>_<mode>_24): Rewrite to...
3298 (cstore<mode>4_24): ... this, using match_operator.
3299 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
3300 m32c_unpend_compare, m32c_expand_scc): Delete.
3301 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
3302 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
3303 (m32c_expand_movcc): Change NE to EQ if necessary.
3304 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
3306 * config/m32r/m32r-protos.h (gen_cond_store): New.
3307 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
3308 (gen_cond_store): New, from sCC patterns.
3309 (m32r_expand_block_move): Use cbranchsi4.
3310 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
3311 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
3312 (cbranchsi4, cstoresi4): New.
3314 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
3316 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
3317 (m68hc11_notice_update_cc): Look into a compare with 0.
3318 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
3320 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
3321 cmphi, cmpqi, bCC): Delete.
3322 (cbranchsi4, cbranchhi4, cbranchqi4): New.
3323 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
3324 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
3327 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
3328 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
3329 * config/m68k/constraints.md (H): New.
3330 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
3331 the define_insn below.
3332 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
3333 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
3334 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
3335 patterns): Wrap RHS with COMPARE.
3336 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
3337 (*cmpdi_internal): Name this pattern.
3338 (cmpdi): Change to define_insn.
3339 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
3340 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
3341 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
3343 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
3344 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
3345 (conditional_trap): Change to...
3346 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
3347 (*conditional_trap): Use the ordered_comparison_operator and
3348 const1_operand predicates.
3349 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
3350 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
3351 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
3352 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
3354 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
3355 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
3356 (mcore_gen_compare): New.
3357 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
3358 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
3359 (mcore_gen_compare): ... this.
3360 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
3361 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
3362 (stack probe pattern): Use cbranchsi4.
3364 * config/mips/predicates.md (mips_cstore_operator): New.
3365 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
3366 * config/mips/mips.md (any_cond): Delete.
3367 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
3369 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
3370 fixuns_truncsfdi2): Use cbranch patterns.
3371 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
3372 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
3373 Adjust call to mips_expand_conditional_branch.
3374 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
3376 * config/mips/mips-protos.h (mips_expand_conditional_branch,
3377 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
3378 * config/mips/mips.c (cmp_operands): Delete.
3379 (mips_emit_compare): Get comparison operands from *op0/*op1.
3380 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
3381 that it succeeds. Use op0/op1 instead of cmp_operands.
3382 (mips_expand_conditional_branch, mips_expand_conditional_move,
3383 mips_expand_conditional_trap): Likewise.
3384 (mips_block_move_loop): Use cbranch patterns.
3385 * config/mips/mips.h (cmp_operands): Delete.
3387 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
3388 (mmix_gen_compare_reg): Just return a register in the right CC mode.
3389 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
3390 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
3391 (*cmpcc_folded): Rename to...
3392 (*cmpdi_folded): this.
3393 (*cmpcc): Rename to...
3395 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
3398 (cbranchdf4): New. Handle invalid comparisons here.
3399 * config/mmix/predicates.md (float_comparison_operator): New.
3401 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
3402 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
3403 * config/mn10300/mn10300.md (tst): Delete.
3404 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
3405 Name these patterns and wrap RHS in a compare.
3406 (*cmpsi): Make this pattern private. Include tst.
3407 (*cmpsf): Make this pattern private.
3408 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
3409 (compare with zero peepholes): Likewise.
3411 (cbranchsi4, cbranchsf4): New.
3412 (casesi): Use cbranchsi4.
3414 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
3415 hppa_branch_type): Delete.
3416 (return_addr_rtx): Use cbranchsi4.
3417 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
3418 Emit CCFPmode comparison here.
3419 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
3420 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
3421 hppa_branch_type): Delete.
3422 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
3423 (movsicc, movdicc): Remove references to hppa_compare_op0,
3424 hppa_compare_op1 and compare_from_rtx.
3425 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
3426 (casesi): Use cbranchsi4.
3428 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
3429 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
3430 * config/pdp11/pdp11.md (register_or_const0_operand): New.
3431 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
3432 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
3434 (cbranchdf4, cbranchhi4, cbranchqi4): New.
3435 (*branch, *branch_inverted): New.
3437 * config/picochip/picochip.md (cbranchhi4): Use
3438 ordered_comparison_operator.
3439 (cmphi, bCC): Remove.
3441 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
3442 (trap_comparison_operator): Delete.
3443 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
3444 rs6000_emit_cbranch): Accept mode and operands.
3445 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
3446 rs6000_compare_fp_p): Delete.
3447 (rs6000_generate_compare): Accept mode and comparison. Extract code
3448 and op0/op1 from there. Replace references to rs6000_compare_op0
3449 and rs6000_compare_op1.
3450 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
3451 extract result from passed operands.
3452 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
3453 extract loc from passed operands.
3454 (rs6000_emit_cmove): Likewise.
3455 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
3456 rs6000_compare_fp_p): Delete.
3457 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
3458 (cbranch<GPR>4, cbranch<FP>4): New.
3459 (cstore<mode>4): New. Consolidate here all choices about when to use
3460 portable or specialized sCC sequences.
3461 (stack_protect_test): Use cbranchsi4.
3462 (conditional_trap): Replace with ctrap<GPR>4.
3463 (conditional trap insn): Replace trap_comparison_operator with
3464 ordered_comparison_operator.
3466 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
3467 (s390_emit_prologue): Use ctrap.
3468 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
3469 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
3470 New predicates replacing...
3471 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
3472 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
3473 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
3474 (add<mode>cc): Do not use s390_compare_op0/op1.
3475 (s<code>): Change to...
3476 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
3478 (cstorecc4): ... this. Handle EQ or NE equally.
3479 (*sne): Un-privatize for use in cstorecc4.
3480 (b<code>): Change to...
3481 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
3482 (conditional_trap): Replace with...
3483 (ctrap<GPR>4, ctrap<FP>4): ... these.
3484 (stack_protect): Use cbranchcc4.
3486 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
3487 * config/score/score-protos.h (score_gen_cmp): Delete.
3488 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
3489 (score_block_move-loop): Use cbranchsi4.
3490 * config/score/score.md (cbranchsi4): New.
3491 (cmpsi, bCC): Delete.
3492 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
3493 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3494 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
3495 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3496 * config/score/score3.h (score3_gen_cmp): Delete.
3497 * config/score/score7.h (score7_gen_cmp): Delete.
3499 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
3500 (sh_emit_scc_to_t): ... this. Return void.
3501 (from_compare): Rename to...
3502 (sh_emit_compare_and_branch): ... this.
3503 (sh_emit_compare_and_set): New.
3504 (sh_expand_t_scc): Accept operands.
3505 * config/sh/predicates.md (sh_float_comparison_operator): New.
3506 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
3507 (prepare_scc_operands): Rename to...
3508 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
3510 (sh_emit_cheap_store_flag): New.
3511 (sh_emit_set_t_insn): New.
3512 (from_compare): Rename to...
3513 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
3514 handling of TARGET_SH2E floating point to avoid recursive call.
3515 Generate branch here.
3516 (sh_emit_compare_and_set): New.
3517 (sh_expand_t_scc): Get op0/op1 from arguments.
3518 (sh_emit_cheap_store_flag): New.
3519 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
3521 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
3522 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
3523 (movsicc, movdicc): Do nothing when it recreated operands from
3524 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
3525 prepare_scc_operands (now sh_emit_scc_to_t).
3526 (udivdi3): Use cstoresi4.
3527 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
3528 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
3529 (cbranchint4_media, cbranchfp4_media): New.
3530 (casesi): Use cbranchdi4.
3531 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
3533 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
3534 (movnegt): Remove second operand.
3535 (cbranchsf4, cbranchdf4): New.
3536 (stack_protect): Use cbranchdi4/cbranchsi4.
3538 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
3539 (gen_compare_reg): Accept comparison, extract part of it to...
3540 (gen_compare_reg_1): ... this.
3541 (gen_compare_operator): Delete.
3542 (gen_v9_scc): Accept separate destination, comparison code and arms.
3543 Do not use sparc_compare_op0/sparc_compare_op1.
3544 (emit_scc_insn, emit_conditional_branch_insn): New.
3545 (emit_v9_brxx): Make static. Remove useless assertion.
3546 (sparc_emit_float_lib_cmp): Return RTL instead of calling
3548 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
3549 * config/sparc/sparc-protos.h (gen_compare_reg,
3550 sparc_emit_float_lib_cmp): Adjust prototype.
3551 (emit_scc_insn, emit_conditional_branch_insn): New.
3552 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
3553 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3554 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3555 iterators to the top.
3556 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3557 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3558 snedi_special_trunc): Delete.
3559 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3560 and snedi_special_trunc.
3561 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3562 cbranchdi4, cbranch<F:mode>4): New.
3563 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3564 here. Use gen_compare_reg instead of gen_compare_operator.
3565 (conditional_trap): Replace with...
3566 (ctrapsi4, ctrapdi4): ... this.
3567 (stack_protect_test): Use cbranchcc4.
3569 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3571 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3572 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3573 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3574 from operands[0] or operands[3] depending on is_set.
3575 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3576 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3577 cmpdf, bCC), sCC: Remove.
3578 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3579 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3581 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3582 spu_emit_branch_or_set.
3584 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3586 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3587 xstormy16_compare_op1): Delete.
3588 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3589 xstormy16_compare_op1): Delete.
3590 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3592 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3593 (cmphi, cmpsi, bCC): Remove.
3595 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3596 (*cmpsi): ... this one.
3597 (cbranchsi4, cstoresi4): New.
3598 (bCC expanders): Delete.
3599 (sCC insns): Fold into...
3600 (*setcc): ... this one.
3601 (casesi): Do not use gen_cmpsi and gen_bgtu.
3602 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3603 (movsicc): Simplify.
3604 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3606 * config/vax/vax-protos.h (cond_name): New.
3607 (vax_output_conditional_branch): Remove.
3608 * config/vax/vax.c (cond_name): New.
3609 (vax_output_conditional_branch): Remove.
3610 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3611 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3612 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3613 (bit<VAXint>): Wrap source with (compare).
3614 (b<code> and following unnamed pattern): Rename to *branch and
3615 *branch_reversed. Change macroization to match_operator.
3616 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3618 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3619 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3620 Change last argument to machine_mode.
3621 (xtensa_expand_scc): Add machine_mode argument.
3622 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3623 (gen_conditional_move, xtensa_expand_conditional_branch,
3624 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3625 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3626 Adjust operand numbers.
3627 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3629 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3630 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3631 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3633 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3635 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3636 causes spurious differences between trunk and cond-optab branch.
3638 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3641 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3643 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3645 * tree.c (iterative_hash_pointer): Delete.
3646 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3647 Hash UIDs and versions of SSA names. Don't special-case built-in
3648 function declarations.
3650 2009-05-11 Ian Lance Taylor <iant@google.com>
3653 * graphite.c: Force -Wc++-compat to only be a warning before
3654 #including "cloog/cloog.h".
3656 2009-05-11 Martin Jambor <mjambor@suse.cz>
3658 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3660 2009-05-11 Jan Hubicka <jh@suse.cz>
3662 * tree-ssa-loop-ivcanon.c: Include target.h
3663 (struct loop_size): new structure.
3664 (constant_after_peeling): New predicate.
3665 (tree_estimate_loop_size): New function.
3666 (estimated_unrolled_size): Rewrite for new estimates.
3667 (try_unroll_loop_completely): Use new estimates.
3668 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3670 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3672 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3673 libcpp interface change.
3674 (spu_macro_to_expand): Likewise.
3676 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3678 PR tree-optimization/40026
3679 * gimplify.c (gimplify_init_constructor): Change initial conditional
3680 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3681 optimize_compound_literals_in_ctor.
3683 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3685 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3687 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3689 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3691 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3692 HOST_WIDE_INT for gap.
3694 2009-05-11 Ira Rosen <irar@il.ibm.com>
3696 PR tree-optimization/40074
3697 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3698 account in group size and step comparison.
3700 2009-05-11 Richard Guenther <rguenther@suse.de>
3702 * passes.c (init_optimization_passes): Strip now incorrect comment.
3703 (execute_function_todo): Do not set PROP_alias.
3704 * tree-pass.h (PROP_alias): Remove.
3705 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3706 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3707 * tree-nrv.c (pass_return_slot): Likewise.
3708 * tree-object-size.c (pass_object_sizes): Likewise.
3709 * tree-ssa-dom.c (pass_dominator): Likewise.
3710 (pass_phi_only_cprop): Likewise.
3711 * tree-ssa-dse.c (pass_dse): Likewise.
3712 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3713 (pass_cselim): Likewise.
3714 * tree-ssa-pre.c (pass_pre): Likewise.
3715 (pass_fre): Likewise.
3716 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3717 * tree-ssa-sink.c (pass_sink_code): Likewise.
3718 * tree-stdarg.c (pass_stdarg): Likewise.
3719 * tree-tailcall.c (pass_tail_calls): Likewise.
3720 * tree-vrp.c (pass_vrp): Likewise.
3722 2009-05-10 Ian Lance Taylor <iant@google.com>
3724 * basic-block.h (enum profile_status): Break out of struct
3726 * cgraph.h (struct inline_summary): Break out of struct
3728 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3729 of struct cgraph_order_sort.
3730 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3731 * cse.c (struct branch_path): Break out of struct
3732 cse_basic_block_data.
3733 * except.h (enum eh_region_type): Break out of struct eh_region.
3734 * gcc.c (enum add_del): Break out of struct modify_target.
3735 * genrecog.c (enum decision_type): Break out of struct decision_test.
3736 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3738 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3739 * regmove.c (enum match_use): New enum, broken out of struct match.
3740 * sched-int.h (enum post_call_group): New enum, broken out of
3742 (struct deps_reg): Break out of struct deps.
3743 * target.h (struct asm_int_op): Break out of struct gcc_target.
3744 * tree-eh.c (struct goto_queue_node): Break out of struct
3746 * tree-inline.h (enum copy_body_cge_which): Break out of
3748 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3750 * c-decl.c (in_struct, struct_types): New static variables.
3751 (pushtag): Add loc parameter. Change all callers.
3752 (lookup_tag): Add ploc parameter. Change all callers.
3753 (check_compound_literal_type): New function.
3754 (parser_xref_tag): Add loc parameter. Change all callers. If
3755 -Wc++-compat, warn about struct/union/enum types defined within a
3757 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3758 and loc parameters. Change all callers. Change error calls to
3759 error_at, using loc. For a redefinition, if the location of the
3760 original definition is known, report it. Set in_struct and
3761 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3762 (finish_struct): Add new parameters enclosing_in_struct and
3763 enclosing_struct_types. Change all callers. Set
3764 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3765 in the struct. If in a struct, add this struct to struct_types.
3766 (start_enum): Add loc parameter. Change all callers. Use
3767 error_at for errors, using loc. For a redefinition, if the
3768 location of the original definition is known, report it. If in a
3769 struct, add this enum type to struct_types. If -Wc++-compat warn
3770 if in sizeof, typeof, or alignof.
3771 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3772 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3773 (c_parser_enum_specifier): Get enum location for start_enum.
3774 (c_parser_struct_or_union_specifier): Get struct location for
3775 start_struct. Save in_struct and struct_types status between
3776 start_struct and finish_struct.
3777 (c_parser_cast_expression): Get location of cast.
3778 (c_parser_alignof_expression): Get location of type.
3779 (c_parser_postfix_expression): Likewise.
3780 (c_parser_postfix_expression_after_paren_type): Add type_loc
3781 parameter. Change all callers. Call check_compound_literal_type.
3782 Use type_loc for error about variable size type.
3783 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3784 of an enum constant from an enum type defined in a struct or union.
3785 (c_cast_expr): Add loc parameter. Change all callers. If
3786 -Wc++-compat, warn about defining a type in a cast.
3787 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3788 (start_enum, start_struct, finish_struct): Update declarations.
3789 (parser_xref_tag, c_cast_expr): Update declarations.
3790 (check_compound_literal_type): Declare.
3792 2009-05-11 Ben Elliston <bje@au.ibm.com>
3794 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3795 for recent libcpp interface change.
3796 (rs6000_macro_to_expand): Likewise.
3798 2009-05-10 Michael Matz <matz@suse.de>
3801 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3802 not at entry of function.
3804 2009-05-10 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/40081
3808 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3809 using the main variant of the element type. Do not fiddle with
3810 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3812 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3813 structs with volatile fields.
3815 2009-05-10 Jan Hubicka <jh@suse.cz>
3817 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3818 (estimate_move_cost): Assert that it does not get called for
3820 (estimate_num_insns): Skip VOID types in argument handling.
3821 (optimize_inline_calls): Delete unreachable blocks and verify that
3824 2009-05-10 Jan Hubicka <jh@suse.cz>
3826 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3827 * cgraph.c (cgraph_mark_address_taken_node): New function.
3828 (dump_cgraph_node): Dump new flag.
3829 * cgraph.h (struct cgraph_node): Add address_taken.
3830 (cgraph_mark_address_taken_node): New function.
3831 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3832 since new direct calls can be born.
3834 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3836 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3839 2009-05-10 Jan Hubicka <jh@suse.cz>
3842 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3844 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3845 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3846 * tree-inline.c (copy_bb): Set frequency correctly.
3847 (fold_marked_statements): Update call to
3848 cgraph_update_edges_for_call_stmt.
3850 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3852 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3853 identifiers in diagnostics.
3854 * config/arm/arm.c (arm_handle_fndecl_attribute,
3855 arm_handle_isr_attribute): Likewise.
3856 * config/avr/avr.c (avr_handle_progmem_attribute,
3857 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3858 * config/bfin/bfin.c (handle_int_attribute,
3859 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3860 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3861 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3863 * config/darwin.c (darwin_handle_kext_attribute,
3864 darwin_handle_weak_import_attribute): Likewise.
3865 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3866 h8300_handle_eightbit_data_attribute,
3867 h8300_handle_tiny_data_attribute): Likewise.
3868 * config/i386/i386.c (ix86_handle_cconv_attribute,
3869 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3870 * config/i386/winnt.c (ix86_handle_shared_attribute,
3871 ix86_handle_selectany_attribute): Likewise.
3872 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3873 * config/m32c/m32c.c (function_vector_handler): Likewise.
3874 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3875 m68hc11_handle_fntype_attribute): Likewise.
3876 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3877 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3878 * config/mips/mips.c (mips_insert_attributes,
3879 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3880 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3881 rs6000_handle_struct_attribute): Likewise.
3882 * config/sh/sh.c (sh_insert_attributes,
3883 sh_handle_resbank_handler_attribute,
3884 sh_handle_interrupt_handler_attribute,
3885 sh2a_handle_function_vector_handler_attribute,
3886 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3888 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3889 * config/spu/spu.c (spu_handle_fndecl_attribute,
3890 spu_handle_vector_attribute): Likewise.
3891 * config/stormy16/stormy16.c
3892 (xstormy16_handle_interrupt_attribute): Likewise.
3893 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3894 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3896 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3898 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3899 (pp_translate_identifiers): New.
3900 (pp_identifier): Only conditionally translate identifier to locale
3902 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3903 (pp_base_tree_identifier): Only conditionally translate identifier
3904 to locale character set.
3905 * c-pretty-print.c (M_): Define.
3906 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3907 fragments for conditional translation with M_.
3908 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3909 identifier translation.
3911 2009-05-10 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/40081
3914 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3915 using the main variant of the element type. Do not fiddle with
3916 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3918 2009-05-09 Jan Hubicka <jh@suse.cz>
3921 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3922 indirect calls; verify cgraph afterwards.
3924 2009-05-09 Jan Hubicka <jh@suse.cz>
3927 * ipa.c (update_inlined_to_pointer): New function.
3928 (cgraph_remove_unreachable_nodes): Use it.
3930 2009-05-09 Jan Hubicka <jh@suse.cz>
3932 * tree-eh.c (struct leh_state): Remove prev_try.
3933 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3935 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3936 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3937 remove_eh_handler_and_replace, foreach_reachable_handler,
3938 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3939 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3940 (gen_eh_region_cleanup): Update prototype.
3942 2009-05-09 Jan Hubicka <jh@suse.cz>
3945 * except.c (copy_eh_region): Always set prev_try.
3946 (redirect_eh_edge_to_label): Find outer try.
3947 (foreach_reachable_handler): When looking for prev try
3948 handle case where previous try is not going to be taken.
3950 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3952 PR tree-optimization/40049
3953 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3954 only vector/vector shifts, convert the type of the constant to the
3955 appropriate type to avoid building incorrect trees, which
3956 eventually have problems with garbage collection.
3958 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3960 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3961 -1 for complex floating-point types if honoring signed zeros.
3963 2009-05-08 Jan Hubicka <jh@suse.cz>
3965 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3966 argument; handle correctly when profile is absent.
3967 (build_cgraph_edges): Update.
3968 (rebuild_cgraph_edges): Update.
3969 * cgraph.c: Do not include varray.h.
3970 (cgraph_set_call_stmt_including_clones): New function.
3971 (cgraph_create_edge_including_clones): Likewise
3972 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3973 (cgraph_update_edges_for_call_stmt): Handle clones.
3974 (cgraph_remove_node): Handle clone tree.
3975 (cgraph_remove_node_and_inline_clones): New function.
3976 (dump_cgraph_node): Dump clone tree.
3977 (cgraph_clone_node): Handle clone tree.
3978 (clone_function_name): Bring here from tree-inline.c.
3979 (cgraph_create_virtual_clone): New function.
3980 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3981 (cgraph_clone_info): New function.
3982 (strut cgraph_node): Add clone_info and new clone tree pointers.
3983 (cgraph_remove_node_and_inline_clones,
3984 cgraph_set_call_stmt_including_clones,
3985 cgraph_create_edge_including_clones,
3986 cgraph_create_virtual_clone): Declare.
3987 (cgraph_function_versioning): Use VEC argument.
3988 (compute_call_stmt_bb_frequency): Update prototype.
3989 (cgraph_materialize_all_clones): New function.
3990 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3991 (ipcp_create_replace_map): Update to VECtors.
3992 (ipcp_update_callgraph): Use virtual clones.
3993 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3994 (ipcp_update_profiling): Do not update local profiling.
3995 (ipcp_insert_stage): Use VECtors and virtual clones.
3996 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3997 (clone_of_p): New function.
3998 (cgraph_preserve_function_body_p): Use clone tree.
3999 (cgraph_optimize): Materialize clones.
4000 (cgraph_function_versioning): Update for VECtors.
4001 (save_inline_function_body): Use clone tree.
4002 (cgraph_materialize_clone): New function.
4003 (cgraph_materialize_all_clones): Likewise.
4004 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
4005 * ipa.c: Include gimple.h.
4006 (cgraph_remove_unreachable_nodes): Use clone tree.
4007 * ipa-prop.c (ipa_note_param_call): Update call to
4008 compute_call_stmt_bb_frequencycall.
4009 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
4010 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
4011 (copy_bb): Handle updating of clone tree; add new edge when new call
4013 (expand_call_inline): Be strict about every call having edge.
4014 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
4015 (delete_unreachable_blocks_update_callgraph): New function.
4016 (tree_function_versioning): Use VECtors; always remove unreachable
4017 blocks and fold conditionals.
4018 * tree-inline.h: Do not include varray.h.
4019 (tree_function_versioning): Remove.
4020 * Makefile.in (GTFILES): Remove tree-inline.c
4021 * passes.c (do_per_function): Do only functions having body.
4022 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
4025 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
4026 Andrew Morrow <acm@google.com>
4029 * c-common.c (c_common_attribute_table): Permit deprecated
4030 attribute to take an optional argument.
4031 (handle_deprecated_attribute): If the optional argument to
4032 __attribute__((deprecated)) is not a string ignore the attribute
4035 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
4036 * c-typeck.c (build_component_ref): Likewise.
4037 (build_external_ref): Likewise.
4039 * toplev.c (warn_deprecated_use): Add an attribute argument.
4040 Emit the message associated with __attribute__((deprecated)).
4042 * toplev.h (warn_deprecated_use): Updated.
4044 * doc/extend.texi: Document new optional parameter to
4045 __attribute__((deprecated))
4047 2009-05-08 Michael Eager <eager@eagercon.com>
4049 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
4050 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
4052 2009-05-08 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/40062
4055 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4056 Avoid exponential behavior.
4058 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4060 PR rtl-optimization/33928
4062 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
4063 process_uses, build_single_def_use_links): New.
4064 (update_df): Update use_def_ref.
4065 (forward_propagate_into): Use get_def_for_use instead of use-def
4067 (fwprop_init): Call build_single_def_use_links and let it initialize
4069 (fwprop_done): Free use_def_ref.
4070 (fwprop_addr): Eliminate duplicate call to df_set_flags.
4071 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
4072 df_rd_simulate_one_insn): New.
4073 (df_rd_bb_local_compute_process_def): Update head comment.
4074 (df_chain_create_bb): Use the new RD simulation functions.
4075 * df.h (df_rd_simulate_artificial_defs_at_top,
4076 df_rd_simulate_one_insn): New.
4077 * opts.c (decode_options): Enable fwprop at -O1.
4078 * doc/invoke.texi (-fforward-propagate): Document this.
4080 2009-05-08 Joseph Myers <joseph@codesourcery.com>
4083 * c-typeck.c (build_binary_op): Handle arithmetic between one real
4084 and one complex operand specially.
4085 * tree-complex.c (some_nonzerop): Do not identify a real value as
4086 zero if flag_signed_zeros.
4088 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4090 PR rtl-optimization/33928
4091 * loop-invariant.c (record_use): Fix && vs. || mishap.
4093 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4095 PR rtl-optimization/33928
4096 * loop-invariant.c (struct use): Add addr_use_p.
4097 (struct def): Add n_addr_uses.
4098 (struct invariant): Add cheap_address.
4099 (create_new_invariant): Set cheap_address.
4100 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
4101 (record_uses): Pass df_ref to record_use.
4102 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
4105 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4107 * config/sh/sh.c: Do not include c-pragma.h.
4109 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
4111 * config/spu/spu.c: Remove include of c-common.h.
4113 2009-05-07 Janis Johnson <janis187@us.ibm.com>
4116 * c-common.h (mark_valid_location_for_stdc_pragma,
4117 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
4118 clear_float_const_decimal64, float_const_decimal64_p): New.
4119 * c.opt (Wunsuffixed-float-constants): New.
4120 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
4121 unsuffixed float constant, handle new warning.
4122 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
4123 * c-decl.c (c_scope): New flag float_const_decimal64.
4124 (set_float_const_decimal64, clear_float_const_decimal64,
4125 float_const_decimal64_p): New.
4126 (push_scope): Set new flag.
4127 * c-parser.c (c_parser_translation_unit): Mark when it's valid
4128 to use STDC pragmas.
4129 (c_parser_external_declaration): Ditto.
4130 (c_parser_compound_statement_nostart): Ditto.
4131 * c-pragma.c (valid_location_for_stdc_pragma,
4132 mark_valid_location_for_stdc_pragma,
4133 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
4134 handle_pragma_float_const_decimal64): New.
4135 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
4136 * cp/semantics.c (valid_location_for_stdc_pragma_p,
4137 set_float_const_decimal64, clear_float_const_decimal64,
4138 float_const_decimal64_p): New dummy functions.
4139 * doc/extend.texi (Decimal Float): Remove statement that the
4140 pragma, and suffix for double constants, are not supported.
4141 * doc/invoke.texi (Warning Options): List new option.
4142 (-Wunsuffixed-float-constants): New.
4144 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
4146 * config/i386/i386.c: Do not include c-common.h.
4148 2009-05-07 Mark Heffernan <meheff@google.com>
4150 * doc/invoke.texi (Debugging Options): Document change of debugging
4152 * opts.c (decode_options): Make dump_base_name relative to
4153 aux_base_name directory.
4155 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4157 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
4158 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
4160 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
4162 * Makefile.in (install-plugin): Simplify a bit.
4164 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
4166 * Makefile.in (OBJS-common): Add regcprop.o.
4168 * timevar.def (TV_CPROP_REGISTERS): New.
4169 * regrename.c (regrename_optimize): Return 0.
4170 (rest_of_handle_regrename): Delete.
4171 (pass_rename_registers): Point to regrename_optimize.
4172 (struct value_data_entry, struct value_data,
4173 kill_value_one_regno, kill_value_regno, kill_value,
4174 set_value_regno, init_value_data, kill_clobbered_value,
4175 kill_set_value, kill_autoinc_value, copy_value,
4176 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
4177 replace_oldest_value_reg, replace_oldest_value_addr,
4178 replace_oldest_value_mem, copyprop_hardreg_forward_1,
4179 debug_value_data, validate_value_data): Move...
4180 * regcprop.c: ... here.
4181 (rest_of_handle_cprop): Delete.
4182 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
4184 2009-05-07 Jakub Jelinek <jakub@redhat.com>
4187 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
4188 GEN_INT for 1 << bitnum.
4189 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
4192 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
4194 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
4195 Remove wrong description of "nand" operation.
4197 2009-05-06 Richard Guenther <rguenther@suse.de>
4198 Adam Nemet <anemet@caviumnetworks.com>
4200 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
4201 comment. Add that if LHS is not a gimple register, then RHS1 has
4202 to be a single object (GIMPLE_SINGLE_RHS).
4204 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
4206 * expr.c (get_def_for_expr): Move it up in the file.
4207 (store_field): When expanding a bit-field store, look at the
4208 defining gimple stmt for the masking conversion.
4210 2009-05-06 Janis Johnson <janis187@us.ibm.com>
4213 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
4214 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
4215 32-bit memcpy into long.
4217 2009-05-06 Jakub Jelinek <jakub@redhat.com>
4219 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
4220 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
4222 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
4223 instead of appending DW_OP_deref*.
4225 2009-05-06 Michael Matz <matz@suse.de>
4228 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
4229 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
4231 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
4233 * Makefile.in (install-plugin): Fix srcdir handling.
4235 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
4237 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
4238 when processing for not_regs_needed bitmap.
4239 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
4240 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
4241 handling it for rhs.
4243 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/i386.md (unnamed inc/dec peephole): Use
4246 optimize_insn_for_size_p instead of optimize_size.
4247 * config/i386/predicates.md (incdec_operand): Likewise.
4248 (aligned_operand): Likewise.
4249 * config/i386/sse.md (divv8sf3): Likewise.
4250 (sqrtv8sf2): Likewise.
4252 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4254 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
4256 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
4258 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4260 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
4261 ssemodesuffixf2c with avxmodesuffixf2c.
4263 2009-05-06 Joseph Myers <joseph@codesourcery.com>
4266 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
4268 2009-05-05 Jakub Jelinek <jakub@redhat.com>
4270 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
4271 (struct tree_base): Adjust spacing for 8 bit boundaries.
4272 (struct tree_decl_common): Add decl_by_reference_flag bit.
4273 (DECL_BY_REFERENCE): Adjust.
4274 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
4275 print DECL_BY_REFERENCE bit.
4276 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
4277 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
4278 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
4279 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
4283 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
4284 range of the type, but default label is missing, add it with one
4285 of the existing labels instead of adding a new label for it.
4287 2009-05-05 Joseph Myers <joseph@codesourcery.com>
4291 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
4293 * Makefile.in (enable_plugin, plugin_includedir): New.
4294 (install): Depend on install-plugin.
4295 (PLUGIN_HEADERS): New.
4296 (install-plugin): New.
4297 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
4299 2009-05-05 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/40022
4302 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
4304 (phivn_valid_p): Fix tuplification error, simplify.
4305 (phiprop_insert_phi): Add dumps.
4306 (propagate_with_phi): Simplify.
4308 2009-05-05 Richard Guenther <rguenther@suse.de>
4311 * builtins.c (gimplify_va_arg_expr): Properly build the address.
4313 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
4315 * tree.h (strip_float_extensions): Remove duplicate declaration.
4316 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
4317 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
4318 block_ultimate_origin): Rearrange the declarations line to match the
4319 comment that indicates the .c file which the functions are defined.
4320 (dwarf2out_*, set_decl_rtl): Add comment.
4321 (get_base_address): Adjust comment.
4322 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
4323 declarations line and add comment.
4324 (is_builtin_name): Add blank after function name, for clarity.
4326 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4328 * attribs.c (decl_attributes): Use %qE for identifiers in
4330 * cgraphunit.c (verify_cgraph_node): Translate function names to
4331 locale character set in diagnostics.
4332 * coverage.c (get_coverage_counts): Use %qE for identifiers in
4334 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
4335 Document that functions are named in UTF-8.
4336 * expr.c (expand_expr_real_1): Translate function names to locale
4337 character set in diagnostics.
4338 * gimplify.c (omp_notice_variable, omp_is_private,
4339 gimplify_scan_omp_clauses): Use %qE for identifiers in
4341 * langhooks.c (lhd_print_error_function): Translate function names
4342 to locale character set.
4343 * langhooks.h (decl_printable_name): Document that return value is
4344 in internal character set.
4345 * stmt.c: Include pretty-print.h
4346 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
4348 (resolve_operand_name_1): Translate named operand name to locale
4350 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
4352 * toplev.c (announce_function): Translate function names to locale
4354 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
4355 (default_tree_printer): Use pp_identifier or translate identifiers
4356 to locale character set. Mark "<anonymous>" for translation.
4357 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
4358 for identifiers in diagnostics.
4359 * tree.c (handle_dll_attribute): Use %qE for identifiers in
4361 * varasm.c (output_constructor): Use %qE for identifiers in
4364 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
4366 * configure.ac: use ` ` instead of $()
4367 * configure: Regenerate.
4369 2009-05-05 Ben Elliston <bje@au.ibm.com>
4371 * config/pa/linux-atomic.c: Eliminate conditional include of
4372 errno.h on non-LP64 systems to simplify build requirements.
4374 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4376 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
4378 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
4379 and pass value to identifier_to_locale.
4380 (warn_variable_length_array): Make name a tree.
4381 (grokdeclarator): Separate diagnostic texts for named and unnamed
4382 declarators. Use %qE for named declarators.
4383 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
4385 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
4386 identifiers in diagnostics.
4387 * c-typeck.c (push_member_name, start_init): Pass identifiers to
4388 identifier_to_locale. Mark "anonymous" strings for translation.
4390 2009-05-04 Michael Eager <eager@eagercon.com>
4392 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
4393 address for DImode/DFmode only if double-precision FP regs.
4395 2009-05-04 Michael Eager <eager@eagercon.com>
4397 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
4398 TARGET_SINGLE_FLOAT check.
4400 2009-05-04 Michael Eager <eager@eagercon.com>
4402 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
4404 2009-05-04 Michael Eager <eager@eagercon.com>
4406 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
4407 * config/rs6000/t-xilinx: New
4409 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
4411 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4412 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
4413 * gcc/explow.c (memory_address): Use target hook.
4414 * gcc/targhooks.c (default_legitimize_address): New.
4415 * gcc/targhooks.h (default_legitimize_address): New.
4416 * gcc/target.h (legitimize_address): New.
4417 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
4418 (TARGET_INITIALIZER): Include it.
4419 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
4421 * config/bfin/bfin-protos.h (legitimize_address): Remove.
4422 * config/bfin/bfin.c (legitimize_address): Remove.
4423 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
4424 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
4426 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
4427 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
4429 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
4430 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
4431 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
4432 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
4433 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
4434 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
4435 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
4436 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
4437 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
4438 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
4439 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
4440 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
4441 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
4442 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
4443 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
4444 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
4445 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
4446 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
4447 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
4448 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
4449 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
4450 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
4451 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
4453 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
4454 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
4455 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
4456 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
4457 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
4458 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
4459 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
4460 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
4461 (thumb_legitimize_address): Delete.
4462 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
4463 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
4464 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
4465 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
4466 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
4467 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
4469 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
4472 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
4473 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
4474 * config/m32r/m32r.c (m32r_legitimize_address): New.
4475 * config/m68k/m68k.c (m68k_legitimize_address): New.
4476 * config/score/score.c (score_legitimize_address): Standardize.
4477 * config/score/score3.c (score3_legitimize_address): Standardize.
4478 * config/score/score3.h (score3_legitimize_address): Adjust.
4479 * config/score/score7.c (score7_legitimize_address): Standardize.
4480 * config/score/score7.h (score7_legitimize_address): Adjust.
4481 * config/sh/sh.c (sh_legitimize_address): New.
4482 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
4484 * gcc/config/s390/s390.c (legitimize_address): Rename to...
4485 (s390_legitimize_address): ... this.
4486 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
4487 (sparc_legitimize_address): ... this.
4488 * gcc/config/i386/i386.c (legitimize_address): Rename to...
4489 (ix86_legitimize_address): ... this.
4490 * gcc/config/avr/avr.c (legitimize_address): Rename to...
4491 (avr_legitimize_address): ... this.
4492 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
4493 (mn10300_legitimize_address): ... this.
4494 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
4495 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
4496 (alpha_expand_mov): Adjust call.
4498 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
4499 * config/spu/spu.c (spu_legitimize_address): Likewise.
4500 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
4501 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
4503 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4505 * intl.c (locale_encoding, locale_utf8): New.
4506 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
4507 * intl.h (locale_encoding, locale_utf8): Declare.
4508 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
4509 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
4511 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
4513 (pp_tree_identifier): Define to call pp_base_tree_identifier.
4514 (pp_base_tree_identifier): Declare as function.
4515 (identifier_to_locale): Declare.
4516 * Makefile.in (pretty-print.o): Update dependencies.
4517 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
4519 2009-05-04 Richard Guenther <rguenther@suse.de>
4522 * builtins.c (fold_builtin_memory_op): Do not decay to element
4523 type if the size matches the whole array.
4525 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4527 * expmed.c (synth_mult): When trying out a shift, pass the result
4530 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4532 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
4533 (shiftsub1_cost): New.
4534 (init_expmed): Compute shiftsub1_cost.
4535 (synth_mult): Optimize multiplications by constants of the form
4536 -(2^^m-1) for some constant positive integer m.
4538 2009-05-03 Richard Guenther <rguenther@suse.de>
4541 * c-typeck.c (array_to_pointer_conversion): Do not built
4542 ADDR_EXPRs of arrays of pointer-to-element type.
4543 * c-gimplify.c (c_gimplify_expr): Revert change fixing
4544 up wrong ADDR_EXPRs after-the-fact.
4545 * c-common.c (strict_aliasing_warning): Strip pointer
4546 conversions for obtaining the original type.
4547 * builtins.c (fold_builtin_memset): Handle array types.
4548 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
4551 2009-05-03 Richard Guenther <rguenther@suse.de>
4554 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4555 Do not lose casts from array types with unknown extent to array
4556 types with known extent.
4557 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4558 alias set compatibility.
4560 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4562 * flags.h (extra_warnings): Delete.
4563 * toplev.c (process_options): Handle Wuninitialized here.
4564 * opts.c (extra_warnings): Delete.
4565 (set_Wextra): Delete.
4566 (common_handle_option): -Wextra can be handled automatically.
4567 * c-opts.c (c_common_handle_option): Delete obsolete code.
4568 (c_common_post_options): Simplify comment.
4569 * common.opt (W): Add Var.
4571 (Wuninitialized): Initialize to -1.
4573 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4574 Richard Guenther <rguenther@suse.de>
4576 * expr.c (get_def_for_expr): New function.
4577 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4578 SSA rather than trees.
4579 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4580 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4582 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4584 * c-common.c (reswords): Add _Imaginary.
4585 * c-common.c (enum rid): Add RID_IMAGINARY.
4587 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4589 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4590 Patch by Richard Guenther.
4592 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4594 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4595 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4596 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4597 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4598 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4599 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4600 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4601 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4602 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4603 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4604 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4605 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4606 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4607 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4608 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4609 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4610 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4611 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4613 2009-05-02 Richard Guenther <rguenther@suse.de>
4615 PR tree-optimization/39940
4616 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4619 2009-05-02 Richard Guenther <rguenther@suse.de>
4622 * tree-ssa.c (execute_update_addresses_taken): Properly check
4623 if we can mark a variable DECL_GIMPLE_REG_P.
4624 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4625 back to the end of the function.
4626 (is_gimple_reg_type): Remove complex type special casing.
4627 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4630 2009-05-02 Ben Elliston <bje@au.ibm.com>
4632 * doc/collect2.texi (Collect2): Document search path behaviour
4633 when configured with --with-ld.
4635 2009-05-02 Jan Hubicka <jh@suse.cz>
4637 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4638 parameter; update callers.
4639 (coalesce_cost_edge): EH edges are costier because they needs
4640 splitting even if not critical and even more costier when there are
4641 multiple EH predecestors.
4643 2009-05-02 Jan Hubicka <jh@suse.cz>
4645 * except.c (remove_eh_handler_and_replace): Handle updating after
4646 removing TRY blocks.
4648 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4650 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4652 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4654 * varasm.c: Do not include c-pragma.h.
4655 * attribs.c: Do not incude c-common.h.
4657 2009-05-01 Michael Matz <matz@suse.de>
4659 * calls.c (initialize_argument_information): Handle SSA names like
4660 decls with a non MEM_P DECL_RTL.
4662 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4664 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4665 * ipa-utils.c: Likewise.
4666 * ipa-type-escape.c: Likewise.
4667 * cgraphunit.c Do not include c-common.h.
4668 * ipa-pure-const.c: Likewise.
4669 * tree-if-conv.c: Likewise.
4670 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4671 * ipa-struct-reorg.c: Likewise.
4672 * tree-nomudflap.c: Likewise.
4673 * tree-ssa-structalias.c: Likewise.
4675 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4677 * store-motion.c: Many cleanups to make this pass a first-class
4678 citizen instead of an appendix to gcse load motion. Add TODO list
4679 to make this pass faster/cleaner/better.
4681 (struct ls_expr): Post gcse.c-split cleanups.
4682 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4683 "stores" field to "avail_stores".
4684 (pre_ldst_mems): Rename to store_motion_mems.
4685 (pre_ldst_table): Rename to store_motion_mems_table.
4686 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4687 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4688 (ldst_entry): Rename to st_expr_entry, update users.
4689 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4690 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4691 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4693 (first_ls_expr): Rename to first_st_expr, update users.
4694 (next_ls_expr): Rename to next_st_expr, update users.
4695 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4696 fields properly for store motion instead of names inherited from load
4698 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4699 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4702 (ae_kill): Rename to st_kill, update users.
4703 (ae_gen): Rename to st_avloc, update users.
4704 (transp): Rename to st_transp, update users.
4705 (pre_insert_map): Rename to st_insert_map, update users.
4706 (pre_delete_map): Rename to st_delete_map, update users.
4707 (insert_store, build_store_vectors, free_store_memory,
4708 one_store_motion_pass): Update for abovementioned changes.
4710 (gcse_subst_count, gcse_create_count): Remove.
4711 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4712 and "n_stores_created", local variables.
4714 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4717 (regvec, compute_store_table_current_insn): Remove.
4718 (reg_set_info, reg_clear_last_set): Remove.
4719 (compute_store_table): Use DF caches instead of local dataflow
4722 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4724 * c-objc-common.c (c_tree_printer): Print identifiers with
4725 pp_identifier, not pp_string. Mark "({anonymous})" for
4727 * c-pretty-print.c (pp_c_ws_string): New.
4728 (pp_c_cv_qualifier, pp_c_type_specifier,
4729 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4730 pp_c_storage_class_specifier, pp_c_function_specifier,
4731 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4732 pp_c_primary_expression, pp_c_postfix_expression,
4733 pp_c_unary_expression, pp_c_shift_expression,
4734 pp_c_relational_expression, pp_c_equality_expression,
4735 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4736 use pp_string and pp_c_ws_string in place of pp_identifier and
4737 pp_c_identifier for non-identifiers. Mark English strings for
4739 * c-pretty-print.h (pp_c_ws_string): Declare.
4741 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4742 Roland McGrath <roland@redhat.com>
4744 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4745 (ENABLE_LD_BUILDID): New configuration option.
4746 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4747 (LINK_BUILDID_SPEC): New macro.
4748 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4750 * doc/install.texi: Document --enable-linker-build-id option.
4751 * configure: Rebuild.
4752 * config.in: Rebuild.
4754 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4756 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4757 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4758 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4759 MIPS_GP_SAVE_AREA_SIZE.
4760 * config/mips/mips.c (struct mips_frame_info): Update comment
4761 before arg_pointer_offset and hard_frame_pointer_offset.
4762 (mips_compute_frame_info): Update diagram before function: to
4763 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4764 indicate the position of frame_pointer_rtx with -fstack-protector and
4765 to show args_size. Don't allocate cprestore area for leaf functions
4766 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4768 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4770 2009-04-30 Michael Matz <matz@suse.de>
4772 PR tree-optimization/39955
4773 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4775 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4777 * ira.c (setup_cover_and_important_classes): Use safe macro
4778 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4780 * genpreds.c (write_tm_preds_h): Output suitable definition of
4781 REG_CLASS_FOR_CONSTRAINT.
4783 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4785 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4787 * bitmap.c (bitmap_descriptor): Likewise.
4788 * ggc-common.c (loc_descriptor): Likewise.
4789 * varray.c (varray_descriptor): Likewise.
4790 * vec.c (vec_descriptor): Likewise.
4792 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4794 * Makefile.in (dce.o): Add $(EXCEPT_H).
4795 * dce.c: Include except.h and delete redundant vector definitions.
4796 (deletable_insn_p): Return false for non-call insns that can throw
4799 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4801 * gcse.c (ae_gen): Remove.
4802 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4803 and make non-static function to make it available in store-motion.c.
4804 Update call sites with search-and-replace.
4805 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4806 extract_mentioned_regs, extract_mentioned_regs_helper,
4807 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4808 store_killed_in_insn, store_killed_after, store_killed_before,
4809 build_store_vectors, insert_insn_start_basic_block, insert-store,
4810 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4811 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4812 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4813 * store-motion.c: ...new file. Also copy data structures from gcse.c
4814 and clean up to remove parts not used by store motion.
4815 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4816 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4818 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4821 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4822 when optimizing for size.
4824 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4826 * gcse.c (gcse_constant_p): Fix typo in last change.
4828 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4830 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4832 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4834 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4836 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4838 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4839 CONST_HIGH_PART result.
4841 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4843 * config/avr/avr.c (initial_elimination_offset): Rename to
4844 avr_initial_elimination_offset.
4845 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4846 change return type to bool.
4847 (avr_can_eliminate): New function.
4848 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4849 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4850 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4851 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4852 avr_initial_elimination_offset.
4853 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4854 (avr_initial_elimination_offset): Define.
4856 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4857 Steven Bosscher <steven@gcc.gnu.org>
4859 PR rtl-optimization/39938
4860 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4861 * cfgrtl.c: Include insn-attr.h.
4862 (rest_of_pass_free_cfg): New function.
4863 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4864 * resource.c (init_resource_info): Remove call to df_analyze.
4866 2009-04-29 Richard Guenther <rguenther@suse.de>
4869 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4870 allow conversion to signed integers.
4872 2009-04-29 Richard Guenther <rguenther@suse.de>
4874 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4875 shifts of floating point vectors if the shift amount is
4876 a constant multiple of the element size.
4878 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4879 Michael Matz <matz@suse.de>
4883 * tree-outof-ssa.c (emit_partition_copy): New function.
4884 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4885 insert_part_to_rtx_on_edge): Perform the partition base var
4886 copy using emit_partition_copy.
4887 (insert_value_copy_on_edge): Convert constants to the right mode.
4888 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4889 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4891 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4893 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4894 scan backwards to try to find a constant to initialize it.
4896 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4897 insn before the loop_end instruction, don't look past labels.
4899 2009-04-29 Richard Guenther <rguenther@suse.de>
4902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4903 loose type conversions.
4904 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4905 stmts only if there are no uses of its definition.
4907 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4909 * config/bfin/bfin.h (splitting_loops): Declare.
4910 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4911 Reorder bit definitions to be ascending.
4912 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4913 * config/bfin/bfin.c (splitting_loops): New variable.
4914 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4915 (struct loop_info): Remove members INIT and LOOP_INIT.
4916 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4917 the LSETUP sequence. Allow LC to be loaded from any register, but
4918 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4919 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4921 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4922 of reload_completed.
4925 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4927 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4929 * Makefile.in (PLUGIN_VERSION_H): New.
4930 (OBJS-common): Remove plugin-version.o.
4931 (plugin.o): Depend on (PLUGIN_VERSION_H).
4932 (plugin-version.o): Remove.
4933 * configure: Regenerate
4934 * configure.ac: Create plugin-version.h.
4935 * gcc-plugin.h (plugin_gcc_version): Remove.
4936 (plugin_default_version_check): Change signature.
4937 * plugin-version.c: Remove.
4938 * plugin.c: Include plugin-version.h.
4939 (str_plugin_gcc_version_name): Remove.
4940 (try_init_one_plugin): Pass gcc version to plugin_init.
4941 (plugin_default_version_check): Both gcc and plugin versions are now
4944 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4946 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4947 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4948 Remove special case testing for last insn of inner loops. Don't fail
4949 if the loop ends with a jump, emit an extra nop instead.
4951 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4952 DREGS rather than comparing directly. Remove code that tries to
4953 account for latencies.
4955 2009-04-29 Richard Guenther <rguenther@suse.de>
4957 PR tree-optimization/39941
4958 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4959 eliminating an indirect call.
4961 2009-04-29 Richard Guenther <rguenther@suse.de>
4963 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4964 parameter. Allow invariants as base if !require_lvalue.
4965 (verify_gimple_assign_single): Adjust.
4967 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4969 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4970 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4971 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4972 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4973 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4975 * config/bfin/bfin.c (bfin_expand_builtin,
4976 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4978 2009-04-28 Richard Guenther <rguenther@suse.de>
4980 * tree-vect-loop.c (get_initial_def_for_induction): Use
4981 correct types for pointer increment.
4983 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * toplev.c (print_version): Update GMP version string calculation.
4987 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4989 PR rtl-optimization/39938
4990 * resource.c (init_resource_info): Add call to df_analyze.
4992 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4994 * config/alpha/alpha.md (usegp): Cast the result of
4995 alpha_find_lo_sum_using_gp to enum attr_usegp.
4996 * config/alpha/alpha.c (override_options): Remove end-of-structure
4997 marker element from cpu_table. Use array size of cpu_table to handle
4998 -mcpu and -mtune options.
4999 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
5001 2009-04-28 Joseph Myers <joseph@codesourcery.com>
5003 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
5004 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
5005 tune_32 and tune_64.
5006 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5008 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
5009 * config/rs6000/option-defaults.h: ... here. New file.
5010 (OPT_64, OPT_32): Define.
5011 (MASK_64BIT): Define to 0 if not already defined.
5012 (OPT_ARCH64, OPT_ARCH32): Define.
5013 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
5016 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5018 * config/arm/arm.c (arm_override_options): Emit error on using
5021 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5023 PR rtl-optimization/39914
5024 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5025 registers for allocnos created from user-defined variables only
5026 when not optimizing.
5028 2009-04-28 Richard Guenther <rguenther@suse.de>
5031 * fold-const.c (fold_binary): Use distribute_real_division only
5034 2009-04-28 Steve Ellcey <sje@cup.hp.com>
5036 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
5037 add hpux-stdint.h to tm_file.
5038 (hppa[12]*-*-hpux11*): Ditto.
5039 (ia64*-*-hpux*): Ditto.
5040 * config/hpux-stdint.h: New.
5041 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
5042 __STDC_EXT__ for all compiles.
5043 * config/pa/pa-hpux.h: Ditto.
5044 * config/pa/pa-hpux10.h: Ditto.
5045 * config/pa/pa-hpux11.h: Ditto.
5047 2009-04-28 Catherine Moore <clm@codesourcery.com>
5049 * debug.h (set_name): Add comment.
5051 2009-04-28 Andrew Pinski <pinskia@gmail.com>
5054 * config/darwin.c (machopic_gen_offset): Check
5055 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
5056 * config/arm/arm.c (require_pic_register): Likewise.
5058 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
5060 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
5061 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
5062 m32c_promote_prototypes): Delete.
5064 2009-04-28 Michael Matz <matz@suse.de>
5067 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
5070 2009-04-28 Richard Guenther <rguenther@suse.de>
5072 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
5074 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5076 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
5077 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
5078 * config/arm/arm-tune.md: Regenerate.
5080 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
5082 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
5083 block if there are complex incoming edges.
5084 (sel_merge_blocks): Remove useless assert.
5085 (sel_redirect_edge_and_branch): Check that edge was redirected.
5086 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
5087 (sel_find_rgns): Delete declaration.
5088 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
5089 the region when it is not a preheader.
5091 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5094 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
5096 2009-04-28 Richard Guenther <rguenther@suse.de>
5098 * tree.h (SSA_NAME_VALUE): Remove.
5099 (struct tree_ssa_name): Remove value_handle member.
5100 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
5101 array for jump threading.
5102 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
5104 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
5105 * tree-flow.h (threadedge_initialize_values): Declare.
5106 (threadedge_finalize_values): Likewise.
5107 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
5108 (SSA_NAME_VALUE): Define.
5109 (threadedge_initialize_values): New function.
5110 (threadedge_finalize_values): Likewise.
5111 * tree-ssa-dom.c (ssa_name_values): New global variable.
5112 (SSA_NAME_VALUE): Define.
5113 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
5115 2009-04-28 Ira Rosen <irar@il.ibm.com>
5117 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
5118 Use REPORT_VECTORIZED_LOCATIONS instead
5119 REPORT_VECTORIZED_LOOPS.
5120 * tree-vectorizer.c (vect_verbosity_level): Make static.
5121 (vect_loop_location): Rename to vect_location.
5122 (vect_set_verbosity_level): Update comment.
5123 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
5125 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
5126 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
5127 instead REPORT_UNVECTORIZED_LOOPS.
5128 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
5129 and vect_loop_def to vect_external_def and vect_internal_def.
5130 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
5131 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
5132 REPORT_UNVECTORIZED_LOCATIONS.
5133 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
5134 and vect_used_in_loop and to vect_unused_in_scope and
5136 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
5137 (vect_verbosity_level): Remove declaration.
5138 (vect_analyze_operations): Likewise.
5139 (vect_analyze_stmt): Declare.
5140 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
5141 REPORT_UNVECTORIZED_LOCATIONS.
5142 (vect_get_loop_niters): Fix indentation.
5143 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
5144 (vect_analyze_loop_operations): New function.
5145 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
5146 vect_analyze_operations.
5147 (vect_is_simple_reduction): Use new names.
5148 (vectorizable_live_operation, vect_transform_loop): Likewise.
5149 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
5150 to specify whether the data references can be a part of interleaving
5152 (vect_analyze_data_ref_dependence): Use new names.
5153 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
5154 (vect_create_addr_base_for_vector_ref): Remove redundant code.
5155 * tree-vect-patterns.c (widened_name_p): Use new names.
5156 (vect_recog_dot_prod_pattern): Likewise.
5157 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
5158 (process_use, vect_mark_stmts_to_be_vectorized,
5159 vect_model_simple_cost, vect_model_store_cost,
5160 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
5161 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5162 vectorizable_operation, vectorizable_type_demotion,
5163 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
5164 vectorizable_condition): Likewise.
5165 (vect_analyze_operations): Split into vect_analyze_loop_operations
5167 (vect_analyze_stmt): ... new function.
5168 (new_stmt_vec_info): Use new names.
5169 (vect_is_simple_use): Use new names and fix comment.
5170 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
5171 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
5173 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
5177 and integer modes for x87 operands. Do not ICE for unsupported size,
5178 generate error instead. Generate error for unsupported operand types.
5179 ['z']: Do not handle HImode memory operands specially. Warning
5180 for floating-point operands. Fallthru to 'Z' for unsupported operand
5181 types. Do not ICE for unsupported size, generate error instead.
5182 (output_387_binary_op): Use %Z to output operands.
5183 (output_fp_compare): Ditto.
5184 (output_387_reg_move): Ditto.
5186 2009-04-28 Ben Elliston <bje@au.ibm.com>
5191 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5193 * builtins.c (c_strlen): Do not warn here.
5194 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5195 * c-common.c (pointer_int_sum): Take an explicit location.
5196 Warn about offsets out of bounds.
5197 * c-common.h (pointer_int_sum): Adjust declaration.
5199 2009-04-27 Ian Lance Taylor <iant@google.com>
5201 * collect2.c (is_ctor_dtor): Change type of ret field in struct
5203 * dce.c (run_fast_df_dce): Change type of old_flags to int.
5204 * df-core.c (df_set_flags): Change return type to int. Change
5205 type of old_flags to int.
5206 (df_clear_flags): Likewise.
5207 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
5208 (df_get_conditional_uses): Likewise.
5209 * df.h (df_set_flags, df_clear_flags): Update declarations.
5210 * dwarf2out.c (struct indirect_string_node): Change type of form
5211 field to enum dwarf_form.
5212 (AT_string_form): Change return type to enum dwarf_form.
5213 * fixed-value.c (fixed_compare): Add cast to enum type.
5214 * fwprop.c (update_df): Change 0 to VOIDmode.
5215 * gensupport.c: Change 0 to UNKNOWN.
5216 * gimple.h (gimple_cond_code): Add cast to enum type.
5217 * haifa-sched.c (reemit_notes): Add cast to enum type.
5218 * hooks.c (hook_int_void_no_regs): Remove function.
5219 * hooks.h (hook_int_void_no_regs): Remove declaration.
5220 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
5221 * predict.c (combine_predictions_for_insn): Add casts to enum type.
5222 * real.c (real_arithmetic): Add cast to enum type.
5223 (real_compare): Likewise.
5224 * target.h (struct gcc_target): Change return type of
5225 branch_target_register_class to enum reg_class.
5226 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
5227 default_branch_target_register_class.
5228 * targhooks.c (default_branch_target_register_class): New function.
5229 * targhooks.h (default_branch_target_register_class): Declare.
5230 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
5231 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
5233 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
5235 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
5236 vect_uninitialized_def. Change 0 to ERROR_MARK.
5237 * tree-vect-stmts.c (supportable_widening_operation): Don't
5238 initialize icode1 and icode2.
5239 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
5240 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
5242 (cmn_err_flag_specs): Change 0 to STD_C89.
5243 (cmn_err_char_table): Likewise.
5244 * config/arm/arm.c (get_arm_condition_code): Change type of code
5245 to enum arm_cond_code.
5246 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
5247 (IWMMXT_BUILTIN2): Likewise.
5248 (neon_builtin_type_bits): Don't define typedef.
5249 (neon_builtin_datum): Change type of bits field to int.
5250 (arm_expand_neon_args): Add cast to enum type.
5251 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
5253 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
5255 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
5257 * config/mips/mips.md (jal_macro): Return enum constant.
5258 (single_insn): Likewise.
5259 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
5261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5263 * config/s390/s390.c (s390_tune_flags): Change type to int.
5264 (s390_arch_flags): Likewise.
5265 (s390_handle_arch_option): Change flags field of struct pta to int.
5266 * config/s390/s390.h (s390_tune_flags): Update declaration.
5267 (s390_arch_flags): Likewise.
5268 * config/sh/sh.c (prepare_move_operands): Compare
5269 tls_symbolic_operand result with enum constant.
5270 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
5271 (sh_expand_prologue): Add cast to enum type.
5272 (sh_expand_epilogue): Likewise.
5273 (tls_symbolic_operand): Change return type to enum tls_model.
5274 (fpscr_set_from_mem): Add cast to enum type.
5275 (legitimize_pic_address): Compare tls_symbolic_operand result with
5277 (sh_target_reg_class): Change return type to enum reg_class.
5278 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
5280 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
5281 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
5282 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
5283 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
5284 (delayed_branch, tls_call_delay): Likewise.
5285 (eligible_for_sibcall_delay): Likewise.
5286 (eligible_for_return_delay): Likewise.
5287 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
5288 (spu_expand_builtin_1): Likewise.
5290 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
5291 for all types of conversions.
5292 (output_init_element): Issue -Wc++-compat warning if needed when
5293 initializing a bitfield with enum type.
5294 * c-parser.c (c_parser_expression): Set original_type to
5295 original_type of right hand operand of comman operator.
5297 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5299 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
5301 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
5302 * doc/cpp.texi (Standard Predefined Macros)
5303 (Implementation-defined behavior): Likewise.
5304 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
5305 * doc/gimple.texi (GIMPLE Exception Handling)
5306 (@code{GIMPLE_ASSIGN}): Likewise.
5307 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
5308 * doc/invoke.texi (Warning Options, Optimize Options)
5309 (AVR Options, Darwin Options): Likewise.
5310 (Optimize Options): Reformulate -fwhole-program description.
5311 * doc/loop.texi (Lambda): Likewise.
5312 * doc/md.texi (Output Template, Define Constraints)
5313 (Standard Names, Insn Splitting): Likewise.
5314 * doc/options.texi (Option properties): Likewise.
5315 * doc/passes.texi (Tree-SSA passes): Likewise.
5316 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
5317 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
5318 (File Names and DBX): Likewise.
5319 * doc/trouble.texi (Incompatibilities): Likewise.
5321 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5323 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
5324 instruction is correct.
5326 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5328 Allow non-constant arguments to conversion intrinsics.
5329 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
5330 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
5331 * spu.c (print_operand): Handle 'v' and 'w'.
5332 (exp2_immediate_p, spu_gen_exp2): Define.
5333 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
5334 spu_convtf_1): Update parameter descriptions.
5335 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
5336 * constraints.md ('v', 'w'): New.
5337 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
5339 (i2f, I2F): New define_mode_attr.
5340 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
5341 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
5342 fixuns_truncv4sfv4si2): Update to use mode attribute.
5343 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
5344 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
5345 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
5346 patterns for combine.
5348 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
5350 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
5351 (cprop, hoist, pre, store_motion): New debug counters.
5352 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
5353 is not an RTL pass anymore.
5354 (pass_profiling): Remove extern decl for pass removed in 2005.
5355 (pass_gcse, pass_jump_bypass): Remove.
5356 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
5357 to 0 for clean state.
5358 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
5359 * cse.c (gate_handle_cse_after_global_opts,
5360 rest_of_handle_cse_after_global_opts): New functions.
5361 (pass_cse_after_global_opts): New pass, does local CSE.
5362 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
5363 (TV_CPROP): New timevar.
5364 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
5365 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
5366 (gcse_main, recompute_all_luids): Remove.
5367 (compute_hash_table_work): Call max_reg_num instead of reading
5369 (cprop_jump): Don't set run_jump_opt_after_gcse.
5370 (constprop_register): Always allow to alter jumps.
5371 (cprop_insn): Likewise.
5372 (do_local_cprop): Likewise.
5373 (local_cprop_pass): Likewise. Return non-zero if something changed.
5374 (cprop): Remove function, fold interesting bits into one_cprop_pass.
5375 (find_implicit_sets): Add note about missed optimization opportunity.
5376 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
5377 pass_rtl_cprop execute function.
5378 Don't bother tracking the pass number, each pass gets its own dumpfile
5380 Always allow to alter jumpsand bypass jumps.
5381 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
5382 will just find no suitable set.
5383 (pre_edge_insert): Fix dumping, this function is for PRE only.
5384 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
5385 pass_rtl_pre execute function.
5386 (hoist_code): Return non-zero if something changed. Keep track of
5387 substitutions and insertions for statistics gathering similar to PRE.
5388 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
5389 called from the pass_rtl_hoist execute function. Show pass statistics.
5390 (compute_store_table): Use max_reg_num directly instead of using the
5391 formerly global max_gcse_regno.
5392 (build_store_vectors): Likewise.
5393 (replace_store_insn): Fix dumping.
5394 (store_motion): Rename to ...
5395 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
5396 pass, called from the pass_rtl_store_motion execute function. Keep
5397 track of substitutions and insertions for statistics gathering similar
5399 (bypass_jumps): Remove, fold interesting bits into ...
5400 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
5401 from the pass_rtl_cprop execute function.
5402 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5403 pass_jump_bypass): Remove.
5404 (gate_handle_gcse, rest_of_handle_gcse): Remove.
5405 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
5406 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
5407 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
5408 (gate_rtl_store_motion, execute_rtl_store_motion,
5409 pass_rtl_store_motion): New.
5410 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
5411 make it clear that -fcse-skip-blocks is a no-op for backward compat.
5412 * passes.c (init_optimization_passes): Remove pass_gcse and
5413 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
5414 and cse_after_global_opts in place of pass_gcse. Schedule cprop
5415 instead of pass_jump_bypass.
5417 2009-04-27 Richard Guenther <rguenther@suse.de>
5420 * gimplify.c (gimplify_expr): If we are required to create
5421 a temporary make sure it ends up as register.
5423 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
5426 * config/i386/i386.c (construct_container): Don't call
5427 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
5428 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
5430 2009-04-27 Michael Matz <matz@suse.de>
5432 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
5433 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5434 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
5435 (dump_replaceable_exprs): Take a bitmap.
5436 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
5438 (expand_gimple_basic_block): Likewise.
5439 * tree-ssa-ter.c (struct temp_expr_table_d): Make
5440 replaceable_expressions member a bitmap.
5441 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
5442 (mark_replaceable): Likewise.
5443 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
5444 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
5446 2009-04-27 Richard Guenther <rguenther@suse.de>
5448 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
5449 (verify_stmts): Dispatch to gimple/type verification code.
5450 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
5451 issue with call argument types.
5453 2009-04-27 Michael Matz <matz@suse.de>
5455 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
5456 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
5459 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
5460 Eric Botcazou <ebotcazou@adacore.com>
5462 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
5463 a label's basic block.
5464 (mark_target_live_regs): Tidy and rework obsolete comments.
5465 Change back DF problem to LIVE. If a label starts a basic block,
5466 assume that all registers that used to be live then still are.
5467 (init_resource_info): If a label starts a basic block, set its
5468 BLOCK_FOR_INSN accordingly.
5469 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
5471 2009-04-27 Richard Guenther <rguenther@suse.de>
5473 * tree-flow-inline.h (function_ann): Remove.
5474 (get_function_ann): Likewise.
5475 * tree-dfa.c (create_function_ann): Remove.
5476 * tree-flow.h (struct static_var_ann_d): Remove.
5477 (struct function_ann_d): Likewise.
5478 (union tree_ann_d): Remove fdecl member.
5479 (function_ann_t): Remove.
5480 (function_ann, get_function_ann, create_function_ann): Remove
5483 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
5485 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
5487 2009-04-27 Jan Hubicka <jh@suse.cz>
5489 * ipa-pure-const.c (struct funct_state_d): New fields
5490 state_previously_known, looping_previously_known; remove
5491 state_set_in_source.
5492 (analyze_function): Use new fields.
5493 (propagate): Avoid assumption that state_set_in_source imply
5496 * tree-ssa-loop-niter.c (finite_loop_p): New function.
5497 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
5498 * cfgloop.h (finite_loop_p): Declare.
5500 2009-04-26 Michael Matz <matz@suse.de>
5502 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
5504 2009-04-26 Michael Matz <matz@suse.de>
5506 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
5507 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
5508 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
5509 pass_mark_used_blocks): Remove.
5510 * tree-optimize.c (pass_free_datastructures,
5511 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
5512 * passes.c (init_optimization_passes): Don't call
5513 pass_mark_used_blocks, remove dead code.
5515 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
5517 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
5518 * tree-ssa-live.h (register_ssa_partition): Likewise.
5520 2009-04-26 Michael Matz <matz@suse.de>
5523 * builtins.c (fold_builtin_next_arg): Handle SSA names.
5524 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
5525 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
5527 (compare_pairs): Swap cost comparison.
5528 (coalesce_ssa_name): Don't use change_partition_var.
5529 * tree-nrv.c (struct nrv_data): Add modified member.
5530 (finalize_nrv_r): Set it.
5531 (tree_nrv): Use it to update statements.
5532 (pass_nrv): Require PROP_ssa.
5533 * tree-mudflap.c (mf_decl_cache_locals,
5534 mf_build_check_statement_for): Use make_rename_temp.
5535 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
5536 * alias.c (find_base_decl): Handle SSA names.
5537 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
5538 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
5539 * rtl.h (set_reg_attrs_for_parm): Declare.
5540 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
5541 to "optimized", remove unused locals at finish.
5542 (execute_free_datastructures): Make global, call
5543 delete_tree_cfg_annotations.
5544 (execute_free_cfg_annotations): Don't call
5545 delete_tree_cfg_annotations.
5547 * ssaexpand.h: New file.
5548 * expr.c (toplevel): Include ssaexpand.h.
5549 (expand_assignment): Handle SSA names the same as register variables.
5550 (expand_expr_real_1): Expand SSA names.
5551 * cfgexpand.c (toplevel): Include ssaexpand.h.
5552 (SA): New global variable.
5553 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5554 (SSAVAR): New macro.
5555 (set_rtl): New helper function.
5556 (add_stack_var): Deal with SSA names, use set_rtl.
5557 (expand_one_stack_var_at): Likewise.
5558 (expand_one_stack_var): Deal with SSA names.
5559 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5560 before unique numbers.
5561 (expand_stack_vars): Use set_rtl.
5562 (expand_one_var): Accept SSA names, add asserts for them, feed them
5563 to above subroutines.
5564 (expand_used_vars): Expand all partitions (without default defs),
5565 then only the local decls (ignoring those expanded already).
5566 (expand_gimple_cond): Remove edges when jumpif() expands an
5568 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5569 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5571 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5572 members of SA; deal with PARM_DECL partitions here; expand
5573 all PHI nodes, free tree datastructures and SA. Commit instructions
5574 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5575 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5576 info and statements at start, collect garbage at finish.
5577 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5578 (VAR_ANN_PARTITION) Remove.
5579 (change_partition_var): Don't declare.
5580 (partition_to_var): Always return SSA names.
5581 (var_to_partition): Only accept SSA names.
5582 (register_ssa_partition): Only check argument.
5583 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5585 (delete_var_map): Don't free it.
5586 (var_union): Only accept SSA names, simplify.
5587 (partition_view_init): Mark only useful SSA names as used.
5588 (partition_view_fini): Only deal with SSA names.
5589 (change_partition_var): Remove.
5590 (dump_var_map): Use ssa_name instead of partition_to_var member.
5591 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5593 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5594 (struct _elim_graph): New member const_dests; nodes member vector of
5596 (set_location_for_edge): New static helper.
5597 (create_temp): Remove.
5598 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5599 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5600 (new_elim_graph): Allocate const_dests member.
5601 (clean_elim_graph): Truncate const_dests member.
5602 (delete_elim_graph): Free const_dests member.
5603 (elim_graph_size): Adapt to new type of nodes member.
5604 (elim_graph_add_node): Likewise.
5605 (eliminate_name): Likewise.
5606 (eliminate_build): Don't take basic block argument, deal only with
5607 partition numbers, not variables.
5608 (get_temp_reg): New static helper.
5609 (elim_create): Use it, deal with RTL temporaries instead of trees.
5610 (eliminate_phi): Adjust all calls to new signature.
5611 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5612 (rewrite_trees): Only do checking.
5613 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5614 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5615 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5616 contains_tree_r, MAX_STMTS_IN_LATCH,
5617 process_single_block_loop_latch, analyze_edges_for_bb,
5618 perform_edge_inserts): Remove.
5619 (expand_phi_nodes): New global function.
5620 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5621 functions, initialize new parameter, remember partitions having a
5623 (finish_out_of_ssa): New global function.
5624 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5625 don't reset in_ssa_p here, don't disable TER when mudflap.
5626 (pass_del_ssa): Remove.
5627 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5629 (execute_free_datastructures): Declare.
5630 * Makefile.in (SSAEXPAND_H): New variable.
5631 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5632 * basic-block.h (commit_one_edge_insertion): Declare.
5633 * passes.c (init_optimization_passes): Move pass_nrv and
5634 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5635 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5636 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5637 (redirect_branch_edge): Deal with super block when expanding, split
5638 out jump patching itself into ...
5639 (patch_jump_insn): ... here, new static helper.
5641 2009-04-26 Michael Matz <matz@suse.de>
5643 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5644 beyond num_ssa_names.
5645 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5646 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5648 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5651 * fwprop.c (forward_propagate_asm): New function.
5652 (forward_propagate_and_simplify): Propagate also into __asm, if it
5653 doesn't increase the number of referenced registers.
5656 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5658 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5660 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5661 note_nonlocal_vla_type for nonlocal VLAs.
5662 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5663 contains_remapped_vars, remap_vla_decls): New functions.
5664 (convert_nonlocal_reference_stmt): If not optimizing, call
5665 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5666 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5667 if it wasn't found in var_map.
5668 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5669 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5670 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5672 * gimplify.c (nonlocal_vlas): New variable.
5673 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5675 (gimplify_body): Create and destroy nonlocal_vlas.
5677 * dwarf2out.c (loc_descr_plus_const): New function.
5678 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5679 mem_loc_descriptor, loc_descriptor_from_tree_1,
5680 descr_info_loc, gen_variable_die): Use it.
5682 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5683 !TREE_STATIC VAR_DECLs.
5684 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5685 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5686 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5687 DECL_BY_REFERENCE is valid.
5688 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5689 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5690 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5691 Copy DECL_BY_REFERENCE.
5692 (struct nesting_copy_body_data): New type.
5693 (nesting_copy_decl): New function.
5694 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5695 if they have variable length.
5697 2009-04-26 Michael Matz <matz@suse.de>
5699 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5700 mark new temporaries for renaming.
5702 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5705 * c-decl.c (global_bindings_p): Return negative value.
5706 (c_variable_size): New. Based on variable_size from
5708 (grokdeclarator): Call c_variable_size not variable_size.
5710 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5714 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5716 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5717 Redefine it to just use mingw/include.
5718 (ASM_SPEC): Rules for -m32 and -m64.
5719 (LINK_SPEC): Use Likewise.
5720 (SPEC_32): New define.
5721 (SPEC_64): Likewise.
5722 (SUB_LINK_SPEC): Likewise.
5723 (MULTILIB_DEFAULTS): New define.
5724 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5725 Add multilib options.
5726 (MULTILIB_DIRNAMES): Likewise.
5727 (MULTILIB_OSDIRNAMES): Likewise.
5729 (INSTALL_LIBGCC): Likewise.
5731 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5734 * c-tree.h (enum c_inline_static_type): New.
5735 (record_inline_static): Declare.
5736 * c-decl.c (struct c_inline_static, c_inline_statics,
5737 record_inline_static, check_inline_statics): New.
5738 (pop_file_scope): Call check_inline_statics.
5739 (start_decl): Call record_inline_static instead of pedwarning
5740 directly for static in inline function.
5741 * c-typeck.c (build_external_ref): Call record_inline_static
5742 instead of pedwarning directly for static referenced in inline
5745 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5747 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5748 not new but only being rescanned.
5749 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5750 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5751 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5752 record_set_info, compute_set, grealloc): Remove.
5753 (recompute_all_luids): New function.
5754 (gcse_main): Don't compute sets, and don't do related memory
5755 allocations/free-ing. If something changed before the end of the
5756 pass, update LUIDs using recompute_all_luids.
5757 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5758 (free_gcse_mem): Don't free it either.
5759 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5760 Use the df insn LUIDs.
5761 (load_killed_in_block): Likewise.
5762 (compute_hash_table_work): Don't compute reg_set_in_block.
5763 (compute_transp): Use DF_REG_DEF_CHAINs.
5764 (local_cprop_pass): Don't use compute_sets and related functions.
5765 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5766 Use get_max_uid() instead of max_cuid.
5767 (insert_insn_end_basic_block, pre_insert_copy_insn,
5768 update_ld_motion_stores): Don't try to
5769 keep reg_set tables up to date.
5770 (pre_insert_copies): Use df insn LUIDs.
5771 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5772 (reg_set_info): Don't use extra bitmap argument.
5773 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5774 information to compute regs_set_in_block.
5775 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5776 (bypass_jumps): Don't use compute_sets and friends.
5778 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5781 * opts.c (undocumented_msg): Do not leave blank even with
5784 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5786 * c-decl.c (build_enumerator): Allow values folding to integer
5787 constants but not integer constant expressions with a pedwarn if
5790 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5793 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5794 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5795 type is an integer constant.
5797 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5800 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5803 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5806 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5807 with variably modified return type and no storage class
5808 specifiers, except for the case of nested functions. Distinguish
5809 extern declarations of functions with variably modified return
5810 types from those of objects with variably modified types.
5812 2009-04-25 Jan Hubicka <jh@suse.cz>
5814 * tree.c (list_equal_p): New function.
5815 * tree.h (list_equal_p): Declare.
5816 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5817 basic_block_def, basic_block, const_basic_block): New.
5818 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5819 (redirect_eh_edge): New function.
5820 (make_eh_edge_update_phi): EH edges are not abnormal.
5821 * except.c: Include tree-flow.h.
5822 (list_match): New function.
5823 (eh_region_replaceable_by_p): New function.
5824 (replace_region): New function.
5825 (hash_type_list): New function.
5826 (hash_eh_region): New function.
5827 (eh_regions_equal_p): New function.
5828 (merge_peers): New function.
5829 (remove_unreachable_regions): Verify EH tree when checking;
5831 (copy_eh_region_1): New function.
5832 (copy_eh_region): New function.
5833 (push_reachable_handler): New function.
5834 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5835 regions without label but with live RESX.
5836 * except.h (redirect_eh_edge_to_label): New.
5837 * tree-flow.h (redirect_eh_edge): New.
5838 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5839 basic_block_def, basic_block, const_basic_block): Remove.
5840 * Makefile.in (except.o): Add dependency on tree-flow.h
5841 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5842 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5845 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5848 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5849 on the destination of memcpy.
5851 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5853 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5854 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5855 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5857 2009-04-25 Jan Hubicka <jh@suse.cz>
5859 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5860 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5861 to be reached by different label than left.
5862 (update_eh_edges): Update comment; remove edge_to_remove if possible
5863 and return true if suceeded.
5864 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5865 (cleanup_eh): Compute sharing map.
5866 * except.c (remove_eh_handler_and_replace): Add argument if we should
5868 (remove_unreachable_regions): Update for label sharing.
5869 (label_to_region_map): Likewise.
5870 (get_next_region_sharing_label): New function.
5871 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5873 (remove_eh_handler): Update.
5874 (remove_eh_region_and_replace_by_outer_of): New function.
5875 * except.h (struct eh_region): Add next_region_sharing_label.
5876 (remove_eh_region_and_replace_by_outer_of,
5877 get_next_region_sharing_label): Declare.
5878 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5880 2009-04-25 Jan Hubicka <jh@suse.cz>
5882 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5883 insert code even if they are not critical.
5885 2009-04-25 Jan Hubicka <jh@suse.cz>
5887 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5888 (gimple_can_remove_branch_p): EH edges won't remove branch by
5890 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5891 updating of non-abnormal EH edges.
5892 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5893 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5894 (split_critical_edges): Split also edges where emitting code on them
5895 will lead to splitting later.
5897 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5898 H.J. Lu <hongjiu.lu@intel.com>
5901 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5902 the configured assembler supports fildq and fistpq mnemonics.
5903 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5904 * configure: Regenerated.
5907 * config/i386/i386.c (print_operand): Handle 'Z'.
5908 ['z']: Remove handling of special fild/fist suffixes.
5909 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5910 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5911 suffix of fild insn.
5912 (*floatsi<mode>2_vector_mixed): Ditto.
5913 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5914 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5915 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5916 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5917 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5919 2009-04-25 Ben Elliston <bje@au.ibm.com>
5921 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5922 the source of a set operation.
5924 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5926 * target.h (struct gcc_target): Add case_values_threshold field.
5927 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5928 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5929 * targhooks.c (default_case_values_threshold): New function.
5930 * targhooks.h (default_case_values_threshold): Declare function.
5931 * stmt.c (expand_case): Use case_values_threshold target hook.
5932 * expr.h (case_values_threshold): Remove declartation.
5933 * expr.c (case_values_threshold): Remove function.
5934 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5936 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5937 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5938 (avr_case_values_threshold): Declare as static.
5939 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5941 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5942 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5943 (mn10300_case_values_threshold): New function.
5945 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5947 * ira.c (setup_cover_and_important_classes): Add enum cast.
5949 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5951 * genpreds.c (write_enum_constraint_num): Output definition of
5952 CONSTRAINT_NUM_DEFINED_P macro.
5953 * ira.c (setup_cover_and_important_classes): Use
5954 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5956 2009-04-24 DJ Delorie <dj@redhat.com>
5958 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5959 __SH2A_SINGLE_ONLY__ also.
5961 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5963 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5964 (movdf_internal): Ditto.
5965 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5966 SFmode and DFmode constants.
5967 (ia64_print_operand): Add 'G' format for printing
5968 floating point constants.
5970 2009-04-24 Richard Guenther <rguenther@suse.de>
5972 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5973 from unsigned additions.
5975 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5977 * c-typeck.c (set_init_index): Allow array designators that are
5978 not integer constant expressions with a pedwarn if pedantic.
5980 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5982 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5983 zero if no overlap in nonzero bits between the operands.
5985 2009-04-24 Ian Lance Taylor <iant@google.com>
5987 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5988 (record_dead_and_set_regs): Likewise.
5989 * df.h (struct df_mw_hardreg): Change flags field to int.
5990 (struct df_base_ref): Likewise.
5991 (struct df): Change changeable_flags field to int.
5992 * df-scan.c (df_defs_record): Change clobber_flags to int.
5993 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5994 constants rather than #define macros.
5995 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5996 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5997 (enum dwarf_calling_convention): Likewise.
5998 (enum dwarf_line_number_x_ops): Likewise.
5999 (enum dwarf_call_frame_info): Likewise.
6000 (enum dwarf_source_language): Likewise.
6001 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
6002 (add_calling_convention_attribute): Likewise.
6003 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
6004 (combine_comparisons): Change compcode to int. Add cast to enum type.
6005 * genrecog.c (maybe_both_true_2): Change c to int.
6006 (write_switch): Likewise. Add cast to enum type.
6007 * gimplify.c (gimplify_omp_for): Handle return values from
6008 gimplify_expr using MIN rather than bitwise or.
6009 (gimplify_expr): Add cast to enum type.
6010 * ipa-prop.c (update_jump_functions_after_inlining): Change
6011 IPA_BOTTOM to IPA_JF_UNKNOWN.
6012 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
6013 Add casts to enum type.
6014 (setup_cover_and_important_classes): Change cl to int. Add casts
6016 (setup_class_translate): Change cl and mode to int.
6017 (ira_init_once): Change mode to int.
6018 (free_register_move_costs): Likewise.
6019 (setup_prohibited_mode_move_regs): Add casts to enum type.
6020 * langhooks.c (add_builtin_function_common): Rework assertion that
6021 value fits bitfield.
6022 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
6023 * omega.c (omega_do_elimination): Avoid math on enum types.
6024 * optabs.c (expand_vec_shift_expr): Remove casts to int.
6025 * opts.c (set_debug_level): Change 2 to enum constant. Use new
6026 int local to handle integral_argment value.
6027 * regmove.c (try_auto_increment): Change PUT_MODE to
6029 * reload.c (push_secondary_reload): Add casts to enum type.
6030 (secondary_reload_class, find_valid_class): Likewise.
6031 * reload1.c (emit_input_reload_insns): Likewise.
6032 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
6033 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
6034 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
6036 * tree.c (build_common_builtin_nodes): Add casts to enum type.
6037 * tree-complex.c (complex_lattice_t): Typedef to int rather than
6039 (expand_complex_libcall): Add casts to enum type.
6040 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
6041 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
6042 with ERROR_MARK, not NUM_TREE_CODES.
6043 (vect_create_epilog_for_reduction): Likewise.
6044 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
6045 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
6046 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
6048 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
6049 vect_unused_in_loop. Change 0 to loop_vect.
6050 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
6051 * var-tracking.c (get_init_value): Change return type to enum
6053 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
6054 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
6056 (arm_override_options): Add casts to enum type.
6057 (arm_emit_tls_decoration): Likewise.
6058 * config/i386/i386.c (ix86_function_specific_restore): Add casts
6060 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
6061 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
6062 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
6064 * config/s390/s390.c (code_for_builtin_64): Change to array of
6066 (code_for_builtin_31): Likewise.
6067 (s390_expand_builtin): Change code_for_builtin to enum insn_code
6069 * config/sparc/sparc.c (sparc_override_options): Change value
6070 field in struct code_model to enum cmodel. In initializer change
6071 0 to NULL and add cast to enum type.
6073 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
6074 Change all callers. Issue a -Wc++-compat warning using
6075 lhs_origtype if necessary.
6076 (convert_for_assignment): Issue -Wc++-compat warnings about
6077 invalid conversions to enum type on assignment.
6078 * c-common.h (build_modify_expr): Update declaration.
6080 2009-04-24 Nick Clifton <nickc@redhat.com>
6082 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
6083 (function_arg_advance): Likewise.
6084 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
6087 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6089 * config/s390/constraints.md ('I', 'J'): Fix condition.
6091 2009-04-24 Diego Novillo <dnovillo@google.com>
6093 * gengtype-parse.c (parse_error): Add newline after message.
6095 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
6097 * config/i386/sse.md (avxmodesuffixs): Removed.
6098 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
6099 (*avx_pinsr<ssevecsize>): This.
6101 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
6103 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
6104 follow chains of regs with a single definition, and allow expressions
6105 that are function_invariant_p.
6106 (simple_rhs_p): Allow expressions that are function_invariant_p.
6108 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
6111 * fold-const.c (fold_cond_expr_with_comparison): When folding
6112 > and >= to MAX, make sure the MAX uses the same type as the
6113 comparison's operands.
6115 2009-04-24 Nick Clifton <nickc@redhat.com>
6117 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
6118 addressing for DImode accesses.
6119 (frv_print_operand_address): Handle PLUS case.
6120 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
6122 2009-04-24 Jakub Jelinek <jakub@redhat.com>
6124 PR rtl-optimization/39794
6125 * alias.c (canon_true_dependence): Add x_addr argument.
6126 * rtl.h (canon_true_dependence): Adjust prototype.
6127 * cse.c (check_dependence): Adjust canon_true_dependence callers.
6128 * cselib.c (cselib_invalidate_mem): Likewise.
6129 * gcse.c (compute_transp): Likewise.
6130 * dse.c (scan_reads_nospill): Likewise.
6131 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
6132 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
6133 canon_base_addr of the group, plus optional offset.
6134 (struct group_info): Rename canon_base_mem to
6136 (get_group_info): Set canon_base_addr to canon_rtx of base, not
6137 canon_rtx of base_mem.
6139 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
6141 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6142 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
6144 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6146 * config/spu/spu-builtins.h: Delete file.
6148 * config/spu/spu.h (enum spu_builtin_type): Move here from
6150 (struct spu_builtin_description): Likewise. Add GTY marker.
6151 Do not use enum spu_function_code or enum insn_code.
6152 (spu_builtins): Add extern declaration.
6154 * config/spu/spu.c: Do not include "spu-builtins.h".
6155 (enum spu_function_code, enum spu_builtin_type_index,
6156 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
6157 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
6158 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
6159 unsigned_V2DI_type_node): Move here from spu-builtins.h.
6160 (spu_builtin_types): Make static. Add GTY marker.
6161 (spu_builtins): Add extern declaration with GTY marker.
6164 * config/spu/spu-c.c: Do not include "spu-builtins.h".
6165 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
6166 Check programmatically whether all parameters are scalar.
6168 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
6170 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
6172 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
6173 assignment from the constructor either if the target is volatile.
6175 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
6177 * config/arm/arm.md (insv): Do not share operands[0].
6179 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
6181 * config/vxlib-tls.c (active_tls_threads): Delete.
6182 (delete_hook_installed): New.
6183 (tls_delete_hook): Don't delete the delete hook.
6184 (tls_destructor): Delete it here.
6185 (__gthread_set_specific): Adjust installing the delete hook.
6186 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
6187 __gthread_leave_tsd_dtor_context.
6189 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
6191 * c-format.c (gcc_tdiag_char_table): Add support for %E.
6193 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
6195 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
6197 (alpha_rtx_costs): Ditto.
6198 (emit_unlikely_jump): Use add_reg_note.
6199 (emit_frame_store_1): Ditto.
6200 (alpha_expand_prologue): Ditto.
6201 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6202 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
6204 2009-04-23 Nick Clifton <nickc@redhat.com>
6206 * config/v850/v850.md (epilogue): Remove suppressed code.
6207 (return): Rename to return_simple and remove test of frame size.
6208 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
6209 to gen_return_simple.
6211 2009-04-22 Jing Yu <jingyu@google.com>
6214 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
6216 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6219 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
6220 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
6221 value is a VECTOR_CST, the element type is the element type of the
6224 2009-04-22 DJ Delorie <dj@redhat.com>
6226 * config/m32c/m32c.h: Update GTY annotations to new syntax.
6228 2009-04-22 Jakub Jelinek <jakub@redhat.com>
6230 * alias.c (find_base_term): Move around LO_SUM case, so that
6231 CONST falls through into PLUS/MINUS handling.
6234 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
6235 into 0, use omit_one_operand.
6237 2009-04-23 Ben Elliston <bje@au.ibm.com>
6239 * config/rs6000/linux-unwind.h (get_regs): Remove type
6240 puns. Change the type of `pc' to an array of unsigned ints and
6241 update all users. Constify frame24.
6243 2009-04-22 DJ Delorie <dj@redhat.com>
6245 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
6246 declarations before code.
6247 (current_function_special_page_vector): Likewise.
6248 (m32c_expand_insv): Silence a warning.
6250 2009-04-21 Taras Glek <tglek@mozilla.com>
6252 * alias.c: Update GTY annotations to new syntax.
6253 * basic-block.h: Likewise.
6254 * bitmap.h: Likewise.
6255 * c-common.h: Likewise.
6256 * c-decl.c: Likewise.
6257 * c-parser.c: Likewise.
6258 * c-pragma.c: Likewise.
6259 * c-tree.h: Likewise.
6260 * cfgloop.h: Likewise.
6261 * cgraph.h: Likewise.
6262 * config/alpha/alpha.c: Likewise.
6263 * config/arm/arm.h: Likewise.
6264 * config/avr/avr.h: Likewise.
6265 * config/bfin/bfin.c: Likewise.
6266 * config/cris/cris.c: Likewise.
6267 * config/darwin.c: Likewise.
6268 * config/frv/frv.c: Likewise.
6269 * config/i386/i386.c: Likewise.
6270 * config/i386/i386.h: Likewise.
6271 * config/i386/winnt.c: Likewise.
6272 * config/ia64/ia64.h: Likewise.
6273 * config/iq2000/iq2000.c: Likewise.
6274 * config/mips/mips.c: Likewise.
6275 * config/mmix/mmix.h: Likewise.
6276 * config/pa/pa.c: Likewise.
6277 * config/pa/pa.h: Likewise.
6278 * config/rs6000/rs6000.c: Likewise.
6279 * config/s390/s390.c: Likewise.
6280 * config/sparc/sparc.c: Likewise.
6281 * config/xtensa/xtensa.c: Likewise.
6282 * cselib.h: Likewise.
6283 * dbxout.c: Likewise.
6284 * dwarf2out.c: Likewise.
6285 * except.c: Likewise.
6286 * except.h: Likewise.
6287 * fixed-value.h: Likewise.
6288 * function.c: Likewise.
6289 * function.h: Likewise.
6290 * gimple.h: Likewise.
6291 * integrate.c: Likewise.
6292 * optabs.c: Likewise.
6293 * output.h: Likewise.
6296 * stringpool.c: Likewise.
6297 * tree-data-ref.c: Likewise.
6298 * tree-flow.h: Likewise.
6299 * tree-scalar-evolution.c: Likewise.
6300 * tree-ssa-address.c: Likewise.
6301 * tree-ssa-alias.h: Likewise.
6302 * tree-ssa-operands.h: Likewise.
6305 * varasm.c: Likewise.
6306 * varray.h: Likewise.
6308 * coretypes.h: Do not define GTY macro if it is already defined.
6309 * doc/gty.texi: Update GTY documentation to new syntax.
6310 * gengtype-lex.l: Enforce attribute-like syntax for GTY
6311 annotations on structs.
6312 * gengtype-parse.c: Likewise.
6314 2009-04-22 Mark Heffernan <meheff@google.com>
6316 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
6318 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6320 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
6323 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6325 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
6326 the same as a PLUS without a shift. Increase the cost of a
6329 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6331 * Makefile.in: Update dependencies.
6332 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
6333 * errors.h: Remove bogus comment about compatibility.
6334 (warning): Update declaration.
6335 * genautomata.c: Update all calls to warning.
6336 * gimple.c: Do not include errors.h. Include toplev.h.
6337 * tree-ssa-structalias.c: Do not include errors.h.
6338 * omega.c: Likewise.
6339 * tree-ssa-reassoc.c: Likewise.
6340 * config/spu/spu-c.c: Likewise.
6341 * config/spu/t-spu-elf: Update dependencies.
6343 2009-04-22 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/39824
6346 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
6347 make sure the types are compatible.
6349 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6352 * c-common.c (c_parse_error): Take a token_flags parameter.
6353 Use token_type for the token type instead.
6354 Pass token_flags to cpp_type2name.
6355 * c-common.h (c_parse_error): Update declaration.
6356 * c-parser.c (c_parser_error): Pass 0 as token flags.
6358 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
6360 PR rtl-optimization/39580
6361 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
6363 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6365 * function.c (expand_function_end): Do not emit a jump to the "naked"
6366 return label for fall-through returns.
6367 * except.c (sjlj_emit_function_exit): Always place the call to the
6368 unregister function at the location installed by expand_function_end.
6370 2009-04-22 Richard Guenther <rguenther@suse.de>
6372 PR tree-optimization/39845
6373 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
6374 (gen_inbound_check): Likewise.
6376 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
6378 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
6380 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
6381 * config/vxlib.c (__gthread_once): Add race guard for PPC.
6383 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6385 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
6386 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
6387 shift counts to avoid out-of-bounds array accesses.
6389 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6391 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
6392 (Pmode): Move above.
6394 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
6396 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
6397 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
6398 GET_CODE macro. Use IN_RANGE macro where appropriate.
6399 * config/alpha/alpha.h: Ditto.
6400 * config/alpha/alpha.md: Ditto.
6401 * config/alpha/constraints.md: Ditto.
6402 * config/alpha/predicates.md: Ditto.
6404 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6406 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
6407 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6408 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6409 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6410 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6411 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6412 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6413 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6414 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6415 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6416 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6417 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6418 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6419 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6420 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6421 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6422 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6423 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6424 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6425 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6426 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6427 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6428 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6429 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6430 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6431 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6432 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6434 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6436 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
6437 references from comments.
6438 * cfgbuild.c: (count_basic_blocks): Delete.
6439 (find_basic_blocks_1): Delete.
6440 (find_basic_blocks): Delete.
6441 * except.c (finish_eh_generation): Make static. Move comment from
6442 except.h here. Remove find_basic_blocks references from comments.
6443 * except.h (finish_eh_generation): Delete.
6444 * basic-block.h (find_basic_blocks): Delete.
6445 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
6447 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
6449 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
6450 (sdbout_parms): Likewise.
6452 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6454 * config/sh/sh.c (prepare_cbranch_operands): Use
6455 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
6456 (expand_cbranchdi4): Likewise.
6457 (from_compare): Add cast to enum type.
6458 (expand_cbranchsi4): Use add_reg_note.
6459 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
6460 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
6461 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
6462 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6463 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
6464 instead of CODE_FOR_nothing.
6465 (cbranchdi4): Likewise. Fix the order of arguments for
6467 (push_fpscr): Use add_reg_note.
6468 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
6469 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
6471 2009-04-21 Joseph Myers <joseph@codesourcery.com>
6473 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
6474 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6475 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6476 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
6477 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
6478 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
6479 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
6480 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
6481 config/alpha/x-vms, config/arc/t-arc,
6482 config/arm/README-interworking, config/arm/arm-c.c,
6483 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
6484 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
6485 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
6486 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
6487 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
6488 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
6489 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
6490 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
6491 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
6492 config/cris/t-elfmulti, config/crx/t-crx,
6493 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
6494 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
6495 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
6496 config/h8300/t-h8300, config/i386/athlon.md,
6497 config/i386/darwin-libgcc.10.4.ver,
6498 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
6499 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
6500 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
6501 config/i386/t-linux64, config/i386/t-nwld,
6502 config/i386/t-rtems-i386, config/i386/t-sol2-10,
6503 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
6504 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
6505 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
6506 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
6507 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
6508 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
6509 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
6510 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
6511 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
6512 config/m68k/t-uclinux, config/mcore/t-mcore,
6513 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
6514 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
6515 config/mips/crtn.asm, config/mips/irix-crti.asm,
6516 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
6517 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
6518 config/mips/mips-fixed.md, config/mips/sb1.md,
6519 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
6520 config/mips/t-iris6, config/mips/t-isa3264,
6521 config/mips/t-libgcc-mips16, config/mips/t-linux64,
6522 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
6523 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
6524 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
6525 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
6526 config/mn10300/t-linux, config/mn10300/t-mn10300,
6527 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
6528 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
6529 config/picochip/libgccExtras/clzsi2.asm,
6530 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
6531 config/rs6000/darwin-libgcc.10.4.ver,
6532 config/rs6000/darwin-libgcc.10.5.ver,
6533 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
6534 config/rs6000/t-aix43, config/rs6000/t-aix52,
6535 config/rs6000/t-darwin, config/rs6000/t-fprules,
6536 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
6537 config/rs6000/t-lynx, config/rs6000/t-netbsd,
6538 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
6539 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
6540 config/rs6000/t-rtems, config/rs6000/t-spe,
6541 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
6542 config/score/t-score-elf, config/sh/divcost-analysis,
6543 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
6544 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
6545 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
6546 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
6547 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
6548 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
6549 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
6550 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
6551 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
6552 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
6553 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6554 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6555 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6556 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6557 * config/h8300/genmova.sh: Include copyright and license notices
6558 in generated output.
6559 * config/h8300/mova.md: Regenerate.
6560 * doc/install.texi2html: Include word "Copyright" in copyright
6561 notice and use name "Free Software Foundation, Inc.".
6562 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6563 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6564 ChangeLog-2007, ChangeLog-2008: Correct dates.
6566 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6568 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6569 NE_EXPR operations as well.
6570 * c-parser.c (c_parser_condition): Do not set location information on
6572 (c_parser_conditional_expression): Likewise.
6573 (c_parser_binary_expression): Set location information on operators.
6574 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6575 TRUTH_NOT_EXPR has been folded.
6576 * fold-const.c (fold_truth_not_expr): Copy location information from
6577 the incoming expression to the outgoing one.
6578 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6579 recursive calls on the LHS of the operator but pass that of the
6580 operator to recursive calls on the RHS of the operator. Set it
6582 (shortcut_cond_expr): Set the locus of the operator on the second
6583 COND_EXPR and that of the expression on the first in degenerate cases.
6584 Pass the locus of the expression to calls to shortcut_cond_r.
6585 Set the locus of the 'then' block on the associated jump, if any.
6586 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6587 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6588 expression to call to gimplify_boolean_expr.
6590 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6592 * config.gcc: Add additional configuration for
6593 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6594 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6595 (CPP_SPEC): Redefine for allowing -municode option.
6596 (STARTFILE_SPEC): Likewise.
6597 * config/i386/t-mingw-w64: New.
6598 * config/i386/mingw-w64.opt: New.
6599 (municode): Add new target option.
6600 * doc/invoke.texi (municode): Add documentation for new option.
6602 2009-04-21 Ian Lance Taylor <iant@google.com>
6604 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6605 Correct test for number of arguments.
6606 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6608 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6610 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6611 argument of emit_library_call.
6613 2009-04-21 Richard Guenther <rguenther@suse.de>
6616 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6617 inside VIEW_CONVERT_EXPRs.
6619 2009-04-21 Martin Jambor <mjambor@suse.cz>
6621 * tree-switch-conversion.c (build_constructors): Split a long line.
6622 (constructor_contains_same_values_p): New function.
6623 (build_one_array): Create assigns of constants if possible, do not
6624 call mark_sym_for_renaming, call update_stmt.
6625 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6626 make_rename_temp. Do not call mark_symbols_for_renaming, call
6628 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6629 find_new_referenced_vars, call update_stmt.
6630 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6631 instead of calling make_rename_temp. Do not call
6632 find_new_referenced_vars or mark_symbols_for_renaming, call
6635 2009-04-21 Richard Guenther <rguenther@suse.de>
6637 PR tree-optimization/39827
6638 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6639 (tree_ssa_phiprop): Pass the correct array size.
6641 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6643 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6645 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6648 * c-typeck.c (lvalue_p): Move declaration ...
6649 * c-common.h (lvalue_p): ... to here.
6650 * c-common.c (candidate_equal_p): New.
6651 (add_tlist): Use it.
6652 (merge_tlist): Use it.
6653 (warn_for_collisions_1): Likewise.
6654 (warning_candidate_p): Accept more candidates.
6655 (verify_tree): A warning candidate can be an expression. Use
6658 2009-04-21 Ben Elliston <bje@au.ibm.com>
6661 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6662 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6663 options. Remove -mcall-solaris documentation.
6665 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6668 * doc/invoke.texi (-Wlong-long): Update description.
6669 * c-lex (interpret_integer): Only warn if there was no previous
6670 overflow and -Wlong-long is enabled.
6671 * c-decl.c (declspecs_add_type): Drop redundant flags.
6672 * c.opt (Wlong-long): Init to -1.
6673 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6674 and front-end warn_long_long. Wlong-long only depends on other
6675 flags if it is uninitialized.
6676 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6677 the same for CPP and FE.
6678 (restore_extension_diagnostics): Likewise.
6680 2009-04-20 Ian Lance Taylor <iant@google.com>
6682 Fix enum conversions which are invalid in C++:
6683 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6684 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6685 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6686 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6687 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6688 (dbxout_parms): Likewise.
6689 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6690 (df_clear_flags): Likewise.
6691 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6692 top_flag parameter to int.
6693 (df_chain_create_bb_process_use): Likewise.
6694 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6696 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6697 (df_ref_create_structure, df_def_record_1): Likewise.
6698 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6699 (df_notes_rescan): Change 0 to VOIDmode in function call.
6700 (df_get_call_refs, df_insn_refs_collect): Likewise.
6701 (df_bb_regs_collect): Likewise.
6702 (df_entry_block_defs_collect): Likewise.
6703 (df_exit_block_uses_collect): Likewise.
6704 * df.h: Update declarations.
6705 * double-int.c (double_int_divmod): Add cast to enum type.
6706 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6707 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6708 (based_loc_descr): Likewise.
6709 (loc_descriptor_from_tree_1): Change first_op and second_op to
6710 enum dwarf_location_atom. Add cast to enum type.
6711 * expmed.c (init_expmed): Change 0 to SET in function call.
6712 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6713 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6714 (do_store_flag): Likewise.
6715 * fixed-value.h (struct fixed_value): Change mode to enum
6717 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6718 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6720 (insert_insn_decl, insert_decl, insert_state): Likewise.
6721 (automata_list_finish): Likewise.
6722 * genrecog.c (process_define_predicate): Add cast to enum type.
6723 * gensupport.c (init_predicate_table): Add cast to enum type.
6724 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6726 (gimple_build_call_1, gimple_build_label): Likewise.
6727 (gimple_build_goto, gimple_build_asm_1): Likewise.
6728 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6729 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6730 (enum fallback): Rename from enum fallback_t.
6731 (fallback_t): Typedef as int.
6732 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6733 GSI_SAME_STMT in function call.
6734 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6736 (setup_reg_class_relations): Likewise.
6737 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6738 (setup_prohibited_class_mode_regs): Add cast to enum type.
6739 (setup_prohibited_mode_move_regs): Likewise.
6740 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6741 (record_address_regs): Change i to enum reg_class.
6742 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6743 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6744 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6745 (GET_MODE_2XWIDER_MODE): Likewise.
6746 (GET_CLASS_NARROWEST_MODE): Likewise.
6747 * omp-low.c (expand_omp_for): Add cast to enum type.
6748 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6749 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6750 * postreload.c (reload_cse_simplify_operands): Change rclass local
6752 * predict.c (combine_predictions_for_insn): Change best_predictor
6753 and predictor to enum br_predictor.
6754 (combine_predictions_for_bb): Likewise.
6755 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6756 use SET_PREDICT_EXPR_OUTCOME.
6757 * real.c (real_arithmetic): Change icode to code in function call.
6758 * reginfo.c (init_move_cost): Add casts to enum type.
6759 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6760 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6762 * reload.c (find_valid_class): Add casts to enum type.
6763 (push_reload): Change 0 to NO_REGS in function call.
6764 (find_reloads): Change this_alternative to array of enum
6765 reg_class. Remove some now-unnecessary casts.
6766 (make_memloc): Change 0 to VOIDmode in function call.
6767 * reload1.c (reload): Change 0 to VOIDmode in function call.
6768 (eliminate_regs_1, elimination_effects): Likewise.
6769 (eliminate_regs_in_insn): Likewise.
6770 (emit_input_reload_insns): Add cast to enum type.
6771 (delete_output_reload): Change 0 to VOIDmode in function call.
6772 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6773 to enum type in function call.
6774 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6775 (SET_PREDICT_EXPR_OUTCOME): Define.
6776 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6777 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6778 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6779 (dump_function): Likewise.
6780 * tree-dump.h: Update declarations.
6781 * tree-pass.h: Update declarations.
6782 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6783 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6785 (arm_rtx_costs_1): Correct parenthesization.
6786 (arm_rtx_costs): Add casts to enum type.
6787 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6788 (vfp_emit_fstmd): Use add_rg_note.
6789 (emit_multi_reg_push, emit_sfm): Likewise.
6790 (thumb_set_frame_pointer): Likewise.
6791 (arm_expand_prologue): Likewise.
6792 (arm_regno_class): Change return type to enum reg_class.
6793 (thumb1_expand_prologue): Use add_reg_note.
6794 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6795 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6797 * config/arm/gentune.sh: Add cast to enum type.
6798 * config/arm/arm-tune.md: Rebuild.
6799 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6800 (ix86_split_fp_branch, predict_jump): Likewise.
6801 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6802 insn_code to enum rtx_code.
6803 (ix86_builtin_vectorized_function): Add cast to enum type.
6804 * config/i386/i386.md (truncdfsf2): Change slot to enum
6806 (truncxf<mode>2, isinf<mode>2): Likewise.
6807 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6809 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6810 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6811 (insert_bundle_state): Change 1 to INSERT in function call.
6812 (ia64_add_bundle_selector_before): Likewise.
6813 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6814 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6815 (restore_stack_nonlocal): Likewise.
6816 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6818 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6820 (mips_rtx_costs): Likewise.
6821 (mips_override_options): Add casts to enum type.
6822 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6824 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6825 (store_reg, set_reg_plus_d): Likewise.
6826 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6827 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6829 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6831 (emit_unlikely_jump): Use add_reg_note.
6832 (rs6000_emit_allocate_stack): Likewise.
6833 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6834 (output_toc): Change 1 to INSERT in function call.
6835 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6836 (rs6000_initialize_trampoline): Likewise.
6837 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6839 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6840 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6841 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6842 (save_gprs): Use add_reg_note.
6843 (s390_emit_prologue): Likewise.
6844 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6845 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6846 (sparc_fold_builtin): Add cast to enum type.
6847 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6849 (spu_expand_prologue): Use add_reg_note.
6850 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6852 2009-04-20 Ian Lance Taylor <iant@google.com>
6854 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6855 (c_parser_postfix_expression_after_primary): Get VEC for list of
6856 arguments. Get original types of arguments. Call
6857 build_function_call_vec.
6858 (cached_expr_list_1, cached_expr_list_2): New static variables.
6859 (c_parser_expr_list): Change return type to VEC *. Add
6860 p_orig_types parameter. Change all callers.
6861 (c_parser_release_expr): New static function.
6862 (c_parser_vec_to_tree_list): New static function.
6863 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6864 call build_function_call_vec.
6865 (build_function_call_vec): New function, based on old
6866 build_function_call.
6867 (convert_arguments): Remove nargs and argarray parameters. Change
6868 values to a VEC. Add origtypes parameter.
6869 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6870 (convert_for_assignment): Add origtype parameter. Change all
6871 callers. If warn_cxx_compat, check for conversion to an enum
6872 type when calling a function.
6873 (store_init_value): Add origtype parameter. Change all callers.
6874 (digest_init): Likewise.
6875 (struct init_node): Add origtype field.
6876 (add_pending_init): Add origtype parameter. Change all callers.
6877 (output_init_element): Likewise.
6878 (output_pending_init_elements): Pass origtype from init_node to
6879 output_init_element.
6880 (process_init_element): Pass origtype from c_expr to
6881 output_init_element.
6882 (c_finish_return): Add origtype parameter. Change all callers.
6883 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6885 (sync_resolve_params): Likewise.
6886 (sync_resolve_return): Change params to first_param. Change caller.
6887 (resolve_overloaded_builtins): Change params to VEC *. Change
6888 callers. Save first parameter around call to build_function_call_vec.
6889 * c-decl.c (finish_decl): Add origtype parameter. Change all
6890 callers. Call build_function_call_vec rather than
6891 build_function_call for cleanup.
6892 * c-tree.h: Update declarations.
6893 * c-common.h: Update declarations.
6894 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6895 params to first_param.
6896 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6897 params parameter from tree to void *.
6898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6899 Change arglist parameter to have type void *, and to be a pointer
6901 * config/rs6000/rs6000-protos.h
6902 (altivec_resolve_overloaded_builtin): Update declaration.
6903 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6904 fnargs parameter to have type void *, and to be a pointer to a
6905 VEC. Call build_function_call_vec instead of
6906 build_function_call.
6907 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6909 2009-04-20 Joey Ye <joey.ye@intel.com>
6910 Xuepeng Guo <xuepeng.guo@intel.com>
6911 H.J. Lu <hongjiu.lu@intel.com>
6913 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6915 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6916 (IX86_LEA_PRIORITY): Likewise.
6917 (distance_non_agu_define): New function.
6918 (distance_agu_use): Likewise.
6919 (ix86_lea_for_add_ok): Likewise.
6920 (ix86_dep_by_shift_count): Likewise.
6922 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6923 should split for LEA.
6925 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6927 (ix86_dep_by_shift_count): Likewise.
6929 2009-04-20 Richard Guenther <rguenther@suse.de>
6931 * expr.c (handled_component_p): Move ...
6932 * tree.h (handled_component_p): ... here.
6933 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6934 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6935 and REALPART_EXPR to be in one group.
6937 2009-04-20 Richard Guenther <rguenther@suse.de>
6939 * basic-block.h (get_all_dominated_blocks): Declare.
6940 * dominance.c (get_all_dominated_blocks): New function.
6941 * tree-cfg.c (get_all_dominated_blocks): Remove.
6942 (remove_edge_and_dominated_blocks): Adjust.
6943 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6944 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6945 instead of recursing.
6947 2009-04-20 Doug Kwan <dougkwan@google.com>
6949 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6950 (struct cgraph_node_set_def): New type.
6951 (cgraph_node_set) New type. Also declare vector functions.
6952 (struct cgraph_node_set_element_def): New type.
6953 (cgraph_node_set_element): Ditto.
6954 (cgraph_node_set_iterator): New iterator type.
6955 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6956 cgraph_node_set_remove, dump_cgraph_node_set,
6957 debug_cgraph_node_set): New prototypes.
6958 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6959 cgraph_node_set_size): New inlines.
6960 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6962 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6963 argument to function 'write_summary'.
6964 * ipa.c: Include ggc.h.
6965 (hash_cgraph_node_set_element,
6966 eq_cgraph_node_set_element, cgraph_node_set_new,
6967 cgraph_node_set_add, cgraph_node_set_remove,
6968 cgraph_node_set_find, dump_cgraph_node_set,
6969 debug_cgraph_node_set): New functions.
6970 * Makefile.in (ipa.o): Add dependency on GGC_H.
6972 2009-04-20 Ira Rosen <irar@il.ibm.com>
6974 PR tree-optimization/39675
6975 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6976 check of the return code of vect_schedule_slp. Check that
6977 stmt_vec_info still exists for the statement, before checking its
6980 2009-04-20 Michael Matz <matz@suse.de>
6982 * Makefile.in (generated_files): Take out $(simple_generated_c).
6984 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6986 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6987 (UINTPTR_TYPE): Likewise.
6989 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6992 * c-typeck.c (digest_init): Check for initializing an array with a
6995 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6998 * c-semantics.c (pop_stmt_list): Propagate
6999 STATEMENT_LIST_HAS_LABEL to parent statement list.
7001 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
7003 * config/mips/mips.h (mips_tune_attr): New macro.
7004 * config/mips/mips.md (cpu): Use it.
7006 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7009 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
7012 2009-04-19 Diego Novillo <dnovillo@google.com>
7014 * toplev.c (compile_file): Move call to coverage_finish ...
7015 * cgraphunit.c (ipa_passes): ... here.
7016 Call cgraph_process_new_functions.
7017 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
7018 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
7020 2009-04-19 Jan Hubicka <jh@suse.cz>
7022 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
7024 (dump_cgraph_node): Dump can throw external flag.
7025 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
7027 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7031 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
7032 * common.opt (Wlogical-op): Move from here...
7033 * c.opt (Wlogical-op): ... to here.
7034 * c-typeck.c (parser_build_binary_op): Update call to
7035 warn_logical_operator.
7036 * c-opts.c (c_common_post_options): Enable warn_logical_op with
7038 * c-common.c (warn_logical_op): Update.
7039 * c-common.h (warn_logical_op): Update declaration.
7041 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
7043 * tree.c (protected_set_expr_location): Fix formatting.
7045 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7048 * c-typeck.c (readonly_warning): new.
7049 (build_unary_op, build_modify_expr): Use readonly_warning for
7050 storing into something readonly but not const-qualified.
7052 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7055 * c-typeck.c (build_unary_op): Check for taking address of
7056 expression of type void.
7058 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7061 * c-typeck.c (build_function_call): Check for calling a function
7062 with qualified void return types. Call require_complete_type when
7065 2009-04-18 Jan Hubicka <jh@suse.cz>
7067 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
7069 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
7070 can_throw_external flag.
7071 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
7072 * ipa-pure-const.c (ignore_edge): New function.
7073 (propagate): Compute order for NOTHROW computation; set NOTHROWs
7074 only over can_throw_external edges.
7075 (local_pure_const): Add nothrow flag.
7076 * ipa-utils.c (searchc): Add ignore_edge callback.
7077 (ipa_utils_reduced_inorder): Add ignore_edge callback.
7078 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
7079 (set_nothrow_function_flags): Update cgraph.
7080 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
7082 2009-04-18 Richard Guenther <rguenther@suse.de>
7085 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
7086 (fold_stmt): ... this and ...
7087 (fold_stmt_inplace): ... this.
7088 (fold_stmt_1): Fold references in calls and asms.
7089 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
7091 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7093 * tree-vrp.c (ssa_name_nonzero_p): Remove.
7094 * tree.h: Remove the prototype for ssa_name_nonzero_p.
7096 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7098 * tree.c (function_args_count): Remove.
7099 * tree.h: Remove the prototype for function_args_count.
7101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7103 * tree-iterator.c (expr_only): Remove.
7104 * tree.h: Remove the prototype for expr_only.
7106 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7108 * reginfo.c (cannot_change_mode_set_regs): Remove.
7109 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
7111 2009-04-08 Anatoly Sokolov <aesok@post.ru>
7113 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
7114 whether operands 0 and 1 overlaps.
7116 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7119 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
7120 pointer. Use warning_at instead of warning.
7121 (search_for_addr_array): Likewise.
7122 (check_array_bounds): Likewise.
7123 (check_all_array_refs): Check that the incoming edge is not in the
7124 list of edges to be removed.
7125 (check_all_array_refs): Avoid the temporal pointer.
7126 (vrp_visit_cond_stmt): Fix typo.
7127 (simplify_switch_using_ranges): Handle the case where the switch
7128 index is an integer constant.
7130 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
7132 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
7134 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7136 * doc/extend.texi, doc/invoke.texi: Fix typos.
7138 2009-04-17 Cary Coutant <ccoutant@google.com>
7140 * tree-flow-inline.h (get_lineno): Fix inverted test.
7142 2009-04-17 Diego Novillo <dnovillo@google.com>
7144 * tree-ssa-pre.c (create_expression_by_pieces): Remove
7145 assertion for AVAIL_OUT.
7147 2009-04-17 Mike Frysinger <vapier@gentoo.org>
7150 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
7151 * config/sh/linux-atomic.asm: Likewise.
7153 2009-04-17 Diego Novillo <dnovillo@google.com>
7155 * except.c (debug_eh_tree): New.
7156 (struct eh_region, struct eh_status): Move ...
7157 * except.h: ... here.
7158 (add_type_for_runtime): Declare extern.
7159 (lookup_type_for_runtime): Likewise.
7160 (debug_eh_tree): Declare.
7161 * Makefile.in (GTFILES): List except.h before except.c
7163 2009-04-17 Diego Novillo <dnovillo@google.com>
7165 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
7166 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
7167 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
7168 (find_vars_r): ... here.
7169 * tree-flow.h (find_referenced_vars_in): Declare.
7170 * tree-ssa-pre.c (create_expression_by_pieces): Assert
7171 that AVAIL_OUT exists for BLOCK.
7172 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
7173 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
7174 (tree-parloops.o): Likewise.
7176 2009-04-17 Simon Baldwin <simonb@google.com>
7178 * toplev.c (default_tree_printer): Add handling for %E format.
7180 2009-04-17 Diego Novillo <dnovillo@google.com>
7182 * tree-pretty-print.c (dump_generic_node): Add break after
7183 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
7184 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
7185 FUNCTION_TYPE together. Call print_struct_decl when printing
7186 structures and TDF_SLIM is not given.
7187 (print_struct_decl): Fix logic for detecting recursion.
7189 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7192 * gcc.c (create_at_file): New.
7193 (compile_input_file_p): New.
7194 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
7195 * main.c (main): Update call to toplev_main.
7196 * toplev.c (toplev_main): Change signature. Call expandargv.
7197 * toplev.h (toplev_main): Change signature.
7199 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7201 * dwarf2out.c (field_byte_offset): Use the type size as the field size
7202 if the latter is not constant.
7204 2009-04-17 David Edelsohn <edelsohn@gnu.org>
7206 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
7208 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7210 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
7211 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
7213 2009-04-17 Richard Guenther <rguenther@suse.de>
7215 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7216 Handle component references view-converting an invariant address.
7218 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
7220 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
7221 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
7222 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
7223 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
7224 Use @deftypevr rather than @deftypevar.
7226 2009-04-17 Richard Guenther <rguenther@suse.de>
7228 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
7229 (get_prop_source_stmt): Likewise.
7230 (can_propagate_from): Likewise.
7232 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
7234 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
7235 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
7236 (--with-multilib-list): Add default value.
7237 * configure: Regenerate.
7238 * Makefile.in (TM_ENDIAN_CONFIG): Define.
7239 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
7240 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
7241 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
7242 Don't add default cpu to multilib list unnecessarily, but do enable
7243 the relevant compiler option..
7244 Add support for --with-multilib-list=<blank> and
7245 --with-multilib-list=!<somelib> to supress unwanted multilibs.
7246 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
7247 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
7248 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
7250 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
7251 (MULTILIB_OSDIRNAMES): New variable.
7252 * config/sh/t-1e: Delete file.
7253 * config/sh/t-mlib-sh1: Delete file.
7254 * config/sh/t-mlib-sh2: Delete file.
7255 * config/sh/t-mlib-sh2a: Delete file.
7256 * config/sh/t-mlib-sh2a-nofpu: Delete file.
7257 * config/sh/t-mlib-sh2a-single: Delete file.
7258 * config/sh/t-mlib-sh2a-single-only: Delete file.
7259 * config/sh/t-mlib-sh2e: Delete file.
7260 * config/sh/t-mlib-sh3e: Delete file.
7261 * config/sh/t-mlib-sh4: Delete file.
7262 * config/sh/t-mlib-sh4-nofpu: Delete file.
7263 * config/sh/t-mlib-sh4-single: Delete file.
7264 * config/sh/t-mlib-sh4-single-only: Delete file.
7265 * config/sh/t-mlib-sh4a: Delete file.
7266 * config/sh/t-mlib-sh4a-nofpu: Delete file.
7267 * config/sh/t-mlib-sh4a-single: Delete file.
7268 * config/sh/t-mlib-sh4a-single-only: Delete file.
7269 * config/sh/t-mlib-sh4al: Delete file.
7270 * config/sh/t-mlib-sh5-32media: Delete file.
7271 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
7272 * config/sh/t-mlib-sh5-64media: Delete file.
7273 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
7274 * config/sh/t-mlib-sh5-compact: Delete file.
7275 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
7276 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
7277 * doc/install.texi (Options specification): Add
7278 --with-multilib-list and --with-endian.
7280 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7282 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
7284 (OBJS-common): Add plugin-version.o.
7285 (plugin-version.o): New.
7286 * gcc-plugin.h (plugin_gcc_version): New.
7287 (plugin_default_version_check): New.
7288 (plugin_init_func, plugin_init): Add version argument.
7289 * plugin-version.c: New.
7290 * plugin.c (str_plugin_gcc_version_name): New.
7291 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
7292 pass it to the init function.
7293 (plugin_default_version_check): New.
7295 2009-04-17 Richard Guenther <rguenther@suse.de>
7297 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
7298 for decl-vs-decl disambiguation.
7300 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
7302 * config/s390/s390.h (s390_tune_attr): New macro definition.
7303 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
7305 2009-04-17 Richard Guenther <rguenther@suse.de>
7307 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
7308 (fold_stmt_r): Likewise.
7309 (maybe_fold_reference): New function.
7310 (fold_gimple_assign): Handle cases fold_stmt_r did.
7311 (fold_stmt): Do not use fold_stmt_r.
7312 (fold_stmt_inplace): Likewise.
7314 2009-04-17 Richard Guenther <rguenther@suse.de>
7316 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
7317 (record_equivalences_from_stmt): Remove useless checks and
7319 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
7320 the type is already suitable.
7322 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
7324 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
7326 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
7328 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
7329 (CMPtype): Define as __gcc_CMPtype.
7331 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
7333 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
7334 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
7336 2009-04-17 Richard Guenther <rguenther@suse.de>
7338 PR tree-optimization/39746
7339 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
7340 special-casing for builtins and static variable use/def.
7341 (call_may_clobber_ref_p_1): Likewise.
7343 2009-04-16 Ian Lance Taylor <iant@google.com>
7345 * df.h: Include "timevar.h".
7346 (struct df_problem): Change tv_id field to timevar_id_t.
7347 * tree-pass.h: Include "timevar.h".
7348 (struct opt_pass): Change tv_id field to timevar_id_t.
7349 * timevar.h (timevar_id_t): Define TV_NONE.
7350 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
7351 TV_NONE rather than tv_id != 0.
7352 (execute_one_pass): Likewise.
7353 * Makefile.in (DF_H): Add $(TIMEVAR_H).
7354 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
7355 dependencies to $(TREE_PASS_H).
7356 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
7358 (pass_branch_target_load_optimize2): Likewise.
7359 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
7360 (pass_outof_cfg_layout_mode): Likewise.
7361 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
7362 (pass_rebuild_cgraph_edges): Likewise.
7363 (pass_remove_cgraph_callee_edges): Likewise.
7364 * df-core.c (pass_df_initialize_opt): Likewise.
7365 (pass_df_initialize_no_opt): Likewise.
7366 (pass_df_finish): Likewise.
7367 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7368 * except.c (pass_set_nothrow_function_flags): Likewise.
7369 (pass_convert_to_eh_region_ranges): Likewise.
7370 * final.c (pass_compute_alignments): Likewise.
7371 * function.c (pass_instantiate_virtual_regs): Likewise.
7372 (pass_init_function): Likewise.
7373 (pass_leaf_regs): Likewise.
7374 (pass_match_asm_constraints): Likewise.
7375 * gimple-low.c (pass_lower_cf): Likewise.
7376 (pass_mark_used_blocks): Likewise.
7377 * init-regs.c (pass_initialize_regs): Likewise.
7378 * integrate.c (pass_initial_value_sets): Likewise.
7379 * ira.c (pass_ira): Likewise.
7380 * jump.c (pass_cleanup_barriers): Likewise.
7381 * omp-low.c (pass_expand_omp): Likewise.
7382 (pass_lower_omp): Likewise.
7383 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
7384 * recog.c (pass_split_all_insns): Likewise.
7385 (pass_split_after_reload): Likewise.
7386 (pass_split_before_regstack): Likewise.
7387 (pass_split_before_sched2): Likewise.
7388 (pass_split_for_shorten_branches): Likewise.
7389 * reginfo.c (pass_reginfo_init): Likewise.
7390 (pass_subregs_of_mode_init): Likewise.
7391 (pass_subregs_of_mode_finish): Likewise.
7392 * passes.c (pass_postreload): Likewise.
7393 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
7394 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
7395 (pass_warn_function_return): Likewise.
7396 (pass_warn_function_noreturn): Likewise.
7397 * tree-complex.c (pass_lower_complex): Likewise.
7398 (pass_lower_complex_O0): Likewise.
7399 * tree-if-conv.c (pass_if_conversion): Likewise.
7400 * tree-into-ssa.c (pass_build_ssa): Likewise.
7401 * tree-mudflap.c (pass_mudflap_1): Likewise.
7402 (pass_mudflap_2): Likewise.
7403 * tree-nomudflap.c (pass_mudflap_1): Likewise.
7404 (pass_mudflap_2): Likewise.
7405 * tree-nrv.c (pass_return_slot): Likewise.
7406 * tree-object-size.c (pass_object_sizes): Likewise.
7407 * tree-optimize.c (pass_all_optimizations): Likewise.
7408 (pass_early_local_passes): Likewise.
7409 (pass_all_early_optimizations): Likewise.
7410 (pass_cleanup_cfg): Likewise.
7411 (pass_cleanup_cfg_post_optimizing): Likewise.
7412 (pass_free_datastructures): Likewise.
7413 (pass_free_cfg_annotations): Likewise.
7414 (pass_fixup_cfg): Likewise.
7415 (pass_init_datastructures): Likewise.
7416 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
7417 (pass_late_warn_uninitialized): Likewise.
7418 (pass_update_address_taken): Likewise.
7419 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
7420 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
7421 (pass_cse_sincos): Likewise.
7422 (pass_convert_to_rsqrt): Likewise.
7423 * tree-ssa-structalias.c (pass_build_alias): Likewise.
7424 * tree-stdarg.c (pass_stdarg): Likewise.
7425 * tree-tailcall.c (pass_tail_recursion): Likewise.
7426 (pass_tail_calls): Likewise.
7427 * tree-vect-generic.c (pass_lower_vector): Likewise.
7428 (pass_lower_vector_ssa): Likewise.
7429 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
7431 2009-04-16 Joseph Myers <joseph@codesourcery.com>
7433 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
7435 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
7437 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
7438 logical and signext.
7440 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
7443 * config/sh/predicates.md (arith_operand): Check if the operand
7444 of TRUNCATE is a REG.
7446 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7448 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7449 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7451 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7453 * tree-iterator.c (tsi_split_statement_list_after,
7454 tsi_split_statement_list_before): Remove.
7455 * tree-iterator.h: Remove the prototypes for
7456 tsi_split_statement_list_after and tsi_split_statement_list_before.
7458 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7460 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
7461 * tree-ssa-propagate.h: Remove the prototype for
7462 stmt_makes_single_load.
7464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7466 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
7467 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
7469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7471 * tree-iterator.c (EXPR_LAST_BODY): Remove.
7473 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7475 * except.c (eh_region_outer_p): Remove.
7476 * except.h: Remove the prototype for eh_region_outer_p.
7478 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7480 * function.c (current_function_assembler_name): Remove.
7481 * function.h: Remove the prototype for
7482 current_function_assembler_name.
7484 2009-04-16 Ian Lance Taylor <iant@google.com>
7486 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
7487 (add_reg_note): Call alloc_reg_note.
7488 * rtl.h (alloc_reg_note): Declare.
7489 * combine.c (try_combine): Use alloc_reg_note.
7490 (recog_for_combine, move_deaths): Likewise.
7491 (distribute_notes): Use alloc_reg_note and add_reg_note.
7492 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
7493 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
7494 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
7496 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
7498 PR rtl-optimization/39762
7499 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
7500 ira_may_move_out_cost): Add comments about way of their usage.
7501 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
7503 * ira-conflicts.c (process_regs_for_copy): Use function
7504 ira_get_register_move_cost instead of global
7505 ira_register_move_cost.
7507 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
7508 color_pass, move_spill_restore, update_curr_costs): Ditto.
7510 * ira-lives.c (process_single_reg_class_operands): Ditto.
7512 * ira-emit.c (emit_move_list): Ditto.
7514 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
7515 (record_reg_classes): Ditto. Use functions
7516 ira_get_register_move_cost and ira_get_may_move_cost instead of
7517 global vars ira_register_move_cost, ira_may_move_out_cost and
7518 ira_may_move_in_cost.
7519 (record_address_regs): Don't call ira_init_register_move_cost.
7520 Use function ira_get_may_move_cost instead of global
7521 ira_may_move_in_cost.
7522 (process_bb_node_for_hard_reg_moves): Use function
7523 ira_get_register_move_cost instead of global ira_register_move_cost.
7524 (ira_costs): Don't call ira_init_register_move_cost.
7526 2009-04-16 Richard Guenther <rguenther@suse.de>
7528 * tree-cfg.c (verify_gimple_assign_binary):
7529 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
7530 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
7531 (create_general_new_stmt): Note that this function is broken.
7533 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7535 * common.opt (fhelp): Add Var(help_flag).
7536 * gcc-plugin.h (plugin_info): Add help.
7537 * plugin.c (plugin_name_args): Add help.
7538 (register_plugin_info): Set plugin->help.
7539 (print_help_one_plugin): New.
7540 (print_plugins_help): New.
7541 * plugin.h (print_plugins_help): New.
7542 * toplev.c (toplev_main): Call print_plugins_help if needed.
7544 2009-04-16 Richard Guenther <rguenther@suse.de>
7546 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
7547 (gimple_ior_addresses_taken_1): New function.
7548 (gimple_ior_addresses_taken): Likewise.
7549 * gimple.h (struct gimple_statement_with_ops_base): Remove
7550 addresses_taken member.
7551 (gimple_ior_addresses_taken): Declare.
7552 (gimple_addresses_taken, gimple_addresses_taken_ptr,
7553 gimple_set_addresses_taken): Remove.
7554 * ipa-reference.c (mark_address): New function.
7555 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7556 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7557 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7558 (gimple_add_to_addresses_taken): Remove.
7559 (get_tmr_operands): Call mark_address_taken.
7560 (get_asm_expr_operands): Likewise.
7561 (get_expr_operands): Likewise.
7562 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7563 (free_stmt_operands): Do not free it.
7564 * tree-ssa.c (delete_tree_ssa): Likewise.
7565 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7567 2009-04-16 Richard Guenther <rguenther@suse.de>
7569 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7570 (walk_stmt_load_store_ops): Likewise.
7571 * gimple.c (get_base_loadstore): New function.
7572 (walk_stmt_load_store_addr_ops): Likewise.
7573 (walk_stmt_load_store_ops): Likewise.
7574 * ipa-pure-const.c (check_op): Simplify.
7575 (check_load, check_store): New functions.
7576 (check_stmt): Use walk_stmt_load_store_ops.
7577 * ipa-reference.c (mark_load): Adjust signature.
7578 (mark_store): Likewise.
7579 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7581 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7583 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7585 * opts.c (common_handle_option): Don't call print_version.
7586 * plugin.c (plugin_name_args): Add version.
7587 (register_plugin_info): New.
7588 (register_callback): Handle PLUGIN_INFO.
7589 (try_init_one_plugin): New.
7590 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7592 (finalize_one_plugin): New.
7593 (finalize_plugins): New.
7594 (print_one_plugin): New.
7595 (print_plugins_versions): New.
7596 * plugin.h (print_plugins_versions): New.
7597 (finalize_plugins): New.
7598 * toplev.c (compile_file): Don't call initialize_plugins.
7599 (print_version): Call print_plugins_versions.
7600 (toplev_main): Call initialize_plugins. Print version if needed.
7601 Call finalize_plugins.
7603 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7605 * common.opt (fversion): New.
7606 * gcc.c (print_version): New.
7607 (process_command): Don't print the version. Just set print_version.
7608 (main): Print version. Call subprocesses if print_version and
7609 verbose_flag are set.
7610 * opts.c (common_handle_option): Handle OPT_fversion.
7612 2009-04-16 Richard Guenther <rguenther@suse.de>
7613 Ira Rosen <irar@il.ibm.com>
7615 PR tree-optimization/39698
7616 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7617 type of the reduction variable. Only generate the def if
7620 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7621 make sure to first convert to an integer of the same precision.
7622 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7623 the type of the evolution correctly in computing the new
7624 induction variable base.
7626 2009-04-16 Richard Guenther <rguenther@suse.de>
7629 * tree-cfg.c (make_blocks): Split statements with to-be
7630 abnormal SSA names on the lhs.
7632 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7634 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7635 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7636 * c-typeck.c (really_start_incremental_init): Likewise.
7637 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7638 (TARGET_INITIALIZER): Remove it.
7639 * target.h (struct target): Remove vector_opaque_p.
7640 * tree.c (build_opaque_vector_type): New.
7641 * tree.h (TYPE_VECTOR_OPAQUE): New.
7642 (build_opaque_vector_type): Declare.
7643 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7644 * config/rs6000/rs6000.c (build_opaque_vector_type,
7645 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7646 (rs6000_init_builtins): Use build_opaque_vector_type for
7647 opaque_V4SI_type_node.
7649 2009-04-15 Catherine Moore <clm@codesourcery.com>
7651 * debug.h (set_name): Declare.
7652 * dwarf2out.c (dwarf2out_set_name): Declare.
7653 (dwarf2_debug_hooks): Add set_name.
7654 (find_AT_string): New.
7655 (add_AT_string): Call find_AT_string.
7656 (dwarf2out_set_name): New.
7657 * cp/decl.c (grokdeclarator): Call set_name.
7658 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7659 * debug.c (do_nothing_debug_hooks): Likewise.
7660 * dbxout.c (dbx_debug_hooks): Likewise.
7661 * sdbout.c (sdb_debug_hooks): Likewise.
7663 2009-04-15 Michael Eager <eager@eagercon.com>
7665 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7666 reg for single-precision FPU.
7667 * config/rs6000/rs6000.md (movsi_internal1): Only for
7669 (movsi_internal1_single): New. Add pattern to move SI values to/from
7670 single-precision FP regs.
7672 2009-04-15 Richard Guenther <rguenther@suse.de>
7674 * omp-low.c (lower_rec_input_clauses): Build correct address
7676 (expand_omp_for_generic): Fix multiplication type.
7677 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7678 (generate_memset_zero): Fix types.
7679 * tree-profile.c (prepare_instrumented_value): Correctly
7682 2009-04-15 Ian Lance Taylor <iant@google.com>
7684 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7685 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7686 for -Wall and for -Wc++-compat.
7687 (c_common_post_options): For C++, set warn_enum_compare if not
7689 * c-tree.h (struct c_expr): Add field original_type.
7690 (build_external_ref): Update declaration.
7691 * c-parser.c (c_parser_braced_init): Set original_type.
7692 (c_parser_initelt): Likewise.
7693 (c_parser_expr_no_commas): Likewise.
7694 (c_parser_conditional_expression): Likewise.
7695 (c_parser_cast_expression): Likewise.
7696 (c_parser_unary_expression): Likewise. Pull setting of
7697 original_code to top of function.
7698 (c_parser_sizeof_expression): Set original_type.
7699 (c_parser_alignof_expression): Likewise.
7700 (c_parser_postfix_expression): Likewise. Pull setting of
7701 original_code to top of function.
7702 (c_parser_postfix_expression_after_paren_type): Set original_type.
7703 (c_parser_postfix_expression_after_primary): Likewise.
7704 (c_parser_expression): Likewise.
7705 * c-typeck.c (build_external_ref): Add type parameter. Change all
7707 (c_expr_sizeof_expr): Set original_type field.
7708 (parser_build_unary_op): Likewise.
7709 (parser_build_binary_op): Likewise. Optionally warn about
7710 comparisons of enums of different types.
7711 (digest_init): Set original_type field.
7712 (really_start_incremental_init): Likewise.
7713 (push_init_level, pop_init_level): Likewise.
7714 * doc/invoke.texi (Warning Options): -Wenum-compare now
7717 2009-04-15 Richard Guenther <rguenther@suse.de>
7719 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7720 out a necessary conversion.
7721 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7722 names we didn't value number.
7723 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7725 2009-04-15 Richard Guenther <rguenther@suse.de>
7727 PR tree-optimization/39764
7728 * tree-ssa-ccp.c (get_value): Canonicalize value with
7729 canonicalize_float_value.
7731 2009-04-15 Jan Hubicka <jh@suse.cz>
7733 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7734 Wrong version of patch.
7736 2009-04-15 Jan Hubicka <jh@suse.cz>
7738 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7740 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7742 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7743 our distinct integral and vector types.
7745 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7747 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7748 * init.c (build_vtbl_address): Remove call to assemble_external.
7750 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7752 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7753 output for other floating point modes.
7755 2009-04-14 Diego Novillo <dnovillo@google.com>
7757 * diagnostic.c (diagnostic_report_diagnostic): Do not
7758 warn about loaded plugins for DK_ERROR and DK_WARNING.
7759 * c-decl.c (declspecs_add_type): Move call to
7760 invoke_plugin_callbacks ...
7761 * c-parser.c (c_parser_declspecs): ... here.
7762 * plugin.c (dump_active_plugins): Tidy output.
7764 2009-04-14 Diego Novillo <dnovillo@google.com>
7765 Le-Chun Wu <lcwu@google.com>
7767 * configure.ac: Add --enable-plugin support.
7768 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7769 * Makefile.in (PLUGIN_H): Define.
7770 Export ENABLE_PLUGIN and GMPINC to site.exp.
7771 Add PLUGINLIBS to link command.
7772 Add/modify dependencies for plugin.o and files including plugin.h.
7774 * config.in: Regenerate.
7776 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7779 2009-04-14 Le-Chun Wu <lcwu@google.com>
7781 * tree-pass.h (register_one_dump_file): Add a prototype for
7782 register_one_dump_file.
7783 * toplev.c (compile_file): Call initialize_plugins.
7784 (do_compile): Call invoke_plugin_callbacks.
7785 (toplev_main): Call invoke_plugin_callbacks.
7786 * common.opt: Add -fplugin= and -fplugin-arg-.
7787 * gcc-plugin.h: New public header file for plugins to include.
7788 * plugin.c: New source file.
7789 * plugin.h: New internal header file.
7790 * passes.c (register_one_dump_file): Make it external.
7792 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7794 2009-04-14 Diego Novillo <dnovillo@google.com>
7796 * doc/plugins.texi: New.
7797 * doc/gccint.texi: Add reference to Plugins chapter.
7798 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7799 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7800 loaded plugins, if any.
7801 * timevar.def (TV_PLUGIN_INIT): Define.
7802 (TV_PLUGIN_RUN): Define.
7803 * plugin.c: Include timevar.h
7804 (plugins_active_p): New.
7805 (dump_active_plugins): New.
7806 (debug_active_plugins): New.
7808 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7810 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7812 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7814 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7816 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7817 the same as a minus without a shift.
7819 2009-04-14 Nick Clifton <nickc@redhat.com>
7821 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7822 comparisons with small integers will always produce a short
7825 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7828 2008-12-19 Diego Novillo <dnovillo@google.com>
7830 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7832 2009-04-14 Richard Guenther <rguenther@suse.de>
7834 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7836 (verify_gimple_assign_binary): Likewise. Handle shifts and
7838 (verify_gimple_phi): Print the mismatched argument position.
7839 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7841 (vect_update_init_of_dr): Likewise.
7842 * matrix-reorg.c (transform_access_sites): Do what the
7844 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7846 2009-04-13 Michael Eager <eager@eagercon.com>
7848 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7849 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7850 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7851 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7852 remove duplicate config
7854 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7856 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7857 file_name:line_number type locator of the call site.
7859 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7861 * genautomata.c: Put blank after comma.
7862 (automaton_decls): New.
7863 (struct unit_usage): Add comments to member next.
7864 (store_alt_unit_usage): Keep the list ordered.
7865 (unit_present_on_list_p, equal_alternatives_p): New.
7866 (check_regexp_units_distribution): Check units distribution
7867 correctness correctly.
7868 (main): Don't write automata if error is found. Return correct
7871 * config/m68k/cf.md (cfv4_ds): Remove.
7872 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7873 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7875 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7876 power4-load-ext, power4-store, power4-store-update,
7877 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7878 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7879 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7880 power4-sqrt, power4-isync): Modify reservation to make correct
7881 unit distribution to automata.
7883 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7884 power5-store-update, power5-two, power5-three, power5-lmul,
7885 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7887 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7889 * except.c (pass_set_nothrow_function_flags): Set name and add
7891 (set_nothrow_function_flags): Mention in the dump file when
7892 changing a function to nothrow.
7894 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7897 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7898 instead of unsigned long.
7900 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7902 * config/arm/arm.c (return_used_this_function): Remove.
7903 (arm_output_function_prologue): Remove use of
7904 return_used_this_function.
7905 (output_return_instruction): Replace use of
7906 return_used_this_function
7907 by cfun->machine->return_used_this_function.
7908 (arm_output_epilogue): Likewise.
7909 (arm_output_function_epilogue): Likewise.
7910 (thumb_unexpanded_epilogue): Likewise.
7911 * config/arm/arm.h (struct machine_function):
7912 New member return_used_this_function.
7914 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7916 * doc/install.texi: Correct description of default directory for
7917 --with-gxx-include-dir.
7919 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7921 * fold-const.c (build_range_check): Properly deal with enumeral and
7924 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7926 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7927 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7928 * params.h (MAX_GCSE_PASSES): Remove.
7929 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7930 in sequence. Remove ability to run multiple passes.
7931 (bypass_jumps): Report run as third CPROP pass.
7933 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7936 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7937 when deciding whether the whole SEQUENCE can throw.
7939 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7942 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7943 offseted label references.
7945 2009-04-11 Jan Hubicka <jh@suse.cz>
7947 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7949 2009-04-11 Richard Guenther <rguenther@suse.de>
7952 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7953 return variables as TREE_ADDRESSABLE.
7955 2009-04-11 Richard Guenther <rguenther@suse.de>
7957 PR tree-optimization/39713
7958 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7959 reference trees have SSA_NAME operands.
7961 2009-04-11 Richard Guenther <rguenther@suse.de>
7964 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7965 address expressions.
7967 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7969 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7970 match changes in Cygwin 1.7
7971 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7972 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7974 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7976 PR tree-optimization/39701
7977 * doc/invoke.texi (Optimization Options): Document change in
7978 meaning and initialization of -fdelete-null-pointer-checks.
7980 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7983 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7985 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7988 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7990 2009-04-10 Chao-ying Fu <fu@mips.com>
7992 * doc/tm.texi (Instruction Output): Document
7993 TARGET_ASM_FINAL_POSTSCAN_INSN.
7994 * target.h (final_postscan_insn): New field in asm_out.
7995 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7996 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7997 * final.c (final_scan_insn): Call
7998 targetm.asm_out.final_postscan_insn after outputting
7999 an asm macro and a normal instruction.
8001 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
8002 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
8003 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
8004 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
8005 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8007 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
8010 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
8011 variables as non-NULL even with -fdelete-null-pointer-checks.
8013 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
8015 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
8017 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
8020 * config/i386/i386.c (classify_argument): Handle SCmode with
8021 (bit_offset % 64) != 0.
8023 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
8025 * doc/invoke.texi (Optimize Options): Add cross-reference to
8026 -Q --help=optimizers examples.
8028 2009-04-10 Ben Elliston <bje@au.ibm.com>
8031 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
8032 regalign for the reg == fpr and TDmode case.
8034 2009-04-09 David Ayers <ayers@fsfe.org>
8037 * objc/objc-act.c (warn_with_method): Remove helper function.
8038 (check_duplicates): Call warning and inform directly.
8039 (really_start_method): Likewise.
8041 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8043 * expmed.c (expand_divmod): Always use a comparison for a division
8044 by a large unsigned integer.
8046 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
8047 for things others than variables or functions as nonzero.
8049 2009-04-09 Nick Clifton <nickc@redhat.com>
8051 * unwind-compat.c: Change copyright header to refer to version
8052 3 of the GNU General Public License with version 3.1 of the
8053 GCC Runtime Library Exception and to point readers at the
8054 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
8055 * config/alpha/crtfastmath.c: Likewise.
8056 * config/alpha/linux-unwind.h: Likewise.
8057 * config/alpha/qrnnd.asm: Likewise.
8058 * config/alpha/vms-crt0-64.c: Likewise.
8059 * config/alpha/vms-crt0.c: Likewise.
8060 * config/alpha/vms-dwarf2.asm: Likewise.
8061 * config/alpha/vms-dwarf2eh.asm: Likewise.
8062 * config/alpha/vms-psxcrt0-64.c: Likewise.
8063 * config/alpha/vms-psxcrt0.c: Likewise.
8064 * config/alpha/vms_tramp.asm: Likewise.
8065 * config/arc/initfini.c: Likewise.
8066 * config/arc/lib1funcs.asm: Likewise.
8067 * config/arm/bpabi-v6m.S: Likewise.
8068 * config/arm/bpabi.S: Likewise.
8069 * config/arm/bpabi.c: Likewise.
8070 * config/arm/crti.asm: Likewise.
8071 * config/arm/crtn.asm: Likewise.
8072 * config/arm/ieee754-df.S: Likewise.
8073 * config/arm/ieee754-sf.S: Likewise.
8074 * config/arm/lib1funcs.asm: Likewise.
8075 * config/arm/libunwind.S: Likewise.
8076 * config/arm/linux-atomic.c: Likewise.
8077 * config/arm/mmintrin.h: Likewise.
8078 * config/arm/pr-support.c: Likewise.
8079 * config/arm/unaligned-funcs.c: Likewise.
8080 * config/arm/unwind-arm.c: Likewise.
8081 * config/arm/unwind-arm.h: Likewise.
8082 * config/avr/libgcc.S: Likewise.
8083 * config/bfin/crti.s: Likewise.
8084 * config/bfin/crtlibid.s: Likewise.
8085 * config/bfin/crtn.s: Likewise.
8086 * config/bfin/lib1funcs.asm: Likewise.
8087 * config/bfin/linux-unwind.h: Likewise.
8088 * config/cris/arit.c: Likewise.
8089 * config/cris/cris_abi_symbol.c: Likewise.
8090 * config/darwin-64.c: Likewise.
8091 * config/darwin-crt2.c: Likewise.
8092 * config/darwin-crt3.c: Likewise.
8093 * config/darwin.h: Likewise.
8094 * config/dbxelf.h: Likewise.
8095 * config/dfp-bit.c: Likewise.
8096 * config/dfp-bit.h: Likewise.
8097 * config/elfos.h: Likewise.
8098 * config/fixed-bit.c: Likewise.
8099 * config/fixed-bit.h: Likewise.
8100 * config/fp-bit.c: Likewise.
8101 * config/fp-bit.h: Likewise.
8102 * config/fr30/crti.asm: Likewise.
8103 * config/fr30/crtn.asm: Likewise.
8104 * config/fr30/lib1funcs.asm: Likewise.
8105 * config/freebsd-spec.h: Likewise.
8106 * config/frv/cmovd.c: Likewise.
8107 * config/frv/cmovh.c: Likewise.
8108 * config/frv/cmovw.c: Likewise.
8109 * config/frv/frvbegin.c: Likewise.
8110 * config/frv/frvend.c: Likewise.
8111 * config/frv/lib1funcs.asm: Likewise.
8112 * config/glibc-stdint.h: Likewise.
8113 * config/h8300/clzhi2.c: Likewise.
8114 * config/h8300/crti.asm: Likewise.
8115 * config/h8300/crtn.asm: Likewise.
8116 * config/h8300/ctzhi2.c: Likewise.
8117 * config/h8300/fixunssfsi.c: Likewise.
8118 * config/h8300/lib1funcs.asm: Likewise.
8119 * config/h8300/parityhi2.c: Likewise.
8120 * config/h8300/popcounthi2.c: Likewise.
8121 * config/i386/ammintrin.h: Likewise.
8122 * config/i386/att.h: Likewise.
8123 * config/i386/avxintrin.h: Likewise.
8124 * config/i386/biarch64.h: Likewise.
8125 * config/i386/bmmintrin.h: Likewise.
8126 * config/i386/cpuid.h: Likewise.
8127 * config/i386/cross-stdarg.h: Likewise.
8128 * config/i386/crtfastmath.c: Likewise.
8129 * config/i386/crtprec.c: Likewise.
8130 * config/i386/cygming-crtbegin.c: Likewise.
8131 * config/i386/cygming-crtend.c: Likewise.
8132 * config/i386/cygwin.asm: Likewise.
8133 * config/i386/emmintrin.h: Likewise.
8134 * config/i386/gmm_malloc.h: Likewise.
8135 * config/i386/gthr-win32.c: Likewise.
8136 * config/i386/i386.h: Likewise.
8137 * config/i386/immintrin.h: Likewise.
8138 * config/i386/linux-unwind.h: Likewise.
8139 * config/i386/linux64.h: Likewise.
8140 * config/i386/mm3dnow.h: Likewise.
8141 * config/i386/mmintrin-common.h: Likewise.
8142 * config/i386/mmintrin.h: Likewise.
8143 * config/i386/nmmintrin.h: Likewise.
8144 * config/i386/pmm_malloc.h: Likewise.
8145 * config/i386/pmmintrin.h: Likewise.
8146 * config/i386/smmintrin.h: Likewise.
8147 * config/i386/sol2-c1.asm: Likewise.
8148 * config/i386/sol2-ci.asm: Likewise.
8149 * config/i386/sol2-cn.asm: Likewise.
8150 * config/i386/sol2-gc1.asm: Likewise.
8151 * config/i386/tmmintrin.h: Likewise.
8152 * config/i386/unix.h: Likewise.
8153 * config/i386/w32-unwind.h: Likewise.
8154 * config/i386/wmmintrin.h: Likewise.
8155 * config/i386/x86-64.h: Likewise.
8156 * config/i386/x86intrin.h: Likewise.
8157 * config/i386/xmmintrin.h: Likewise.
8158 * config/ia64/crtbegin.asm: Likewise.
8159 * config/ia64/crtend.asm: Likewise.
8160 * config/ia64/crtfastmath.c: Likewise.
8161 * config/ia64/crti.asm: Likewise.
8162 * config/ia64/crtn.asm: Likewise.
8163 * config/ia64/fde-glibc.c: Likewise.
8164 * config/ia64/lib1funcs.asm: Likewise.
8165 * config/ia64/linux-unwind.h: Likewise.
8166 * config/ia64/quadlib.c: Likewise.
8167 * config/ia64/unwind-ia64.c: Likewise.
8168 * config/linux.h: Likewise.
8169 * config/m32c/m32c-lib1.S: Likewise.
8170 * config/m32c/m32c-lib2-trapv.c: Likewise.
8171 * config/m32c/m32c-lib2.c: Likewise.
8172 * config/m32r/initfini.c: Likewise.
8173 * config/m68hc11/larith.asm: Likewise.
8174 * config/m68hc11/m68hc11-crt0.S: Likewise.
8175 * config/m68k/cf.md: Likewise.
8176 * config/m68k/crti.s: Likewise.
8177 * config/m68k/crtn.s: Likewise.
8178 * config/m68k/lb1sf68.asm: Likewise.
8179 * config/m68k/linux-unwind.h: Likewise.
8180 * config/mcore/crti.asm: Likewise.
8181 * config/mcore/crtn.asm: Likewise.
8182 * config/mcore/lib1.asm: Likewise.
8183 * config/mips/linux-unwind.h: Likewise.
8184 * config/mips/loongson.h: Likewise.
8185 * config/mips/mips16.S: Likewise.
8186 * config/mmix/crti.asm: Likewise.
8187 * config/mmix/crtn.asm: Likewise.
8188 * config/pa/fptr.c: Likewise.
8189 * config/pa/hpux-unwind.h: Likewise.
8190 * config/pa/lib2funcs.asm: Likewise.
8191 * config/pa/linux-atomic.c: Likewise.
8192 * config/pa/linux-unwind.h: Likewise.
8193 * config/pa/milli64.S: Likewise.
8194 * config/pa/quadlib.c: Likewise.
8195 * config/pa/stublib.c: Likewise.
8196 * config/picochip/libgccExtras/adddi3.asm: Likewise.
8197 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
8198 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
8199 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
8200 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
8201 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
8202 * config/picochip/libgccExtras/divmod15.asm: Likewise.
8203 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
8204 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
8205 * config/picochip/libgccExtras/longjmp.asm: Likewise.
8206 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
8207 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
8208 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
8209 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
8210 * config/picochip/libgccExtras/setjmp.asm: Likewise.
8211 * config/picochip/libgccExtras/subdi3.asm: Likewise.
8212 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
8213 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
8214 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
8215 * config/rs6000/750cl.h: Likewise.
8216 * config/rs6000/altivec.h: Likewise.
8217 * config/rs6000/biarch64.h: Likewise.
8218 * config/rs6000/crtresfpr.asm: Likewise.
8219 * config/rs6000/crtresgpr.asm: Likewise.
8220 * config/rs6000/crtresxfpr.asm: Likewise.
8221 * config/rs6000/crtresxgpr.asm: Likewise.
8222 * config/rs6000/crtsavfpr.asm: Likewise.
8223 * config/rs6000/crtsavgpr.asm: Likewise.
8224 * config/rs6000/darwin-asm.h: Likewise.
8225 * config/rs6000/darwin-fallback.c: Likewise.
8226 * config/rs6000/darwin-fpsave.asm: Likewise.
8227 * config/rs6000/darwin-ldouble.c: Likewise.
8228 * config/rs6000/darwin-tramp.asm: Likewise.
8229 * config/rs6000/darwin-unwind.h: Likewise.
8230 * config/rs6000/darwin-vecsave.asm: Likewise.
8231 * config/rs6000/darwin-world.asm: Likewise.
8232 * config/rs6000/e500crtres32gpr.asm: Likewise.
8233 * config/rs6000/e500crtres64gpr.asm: Likewise.
8234 * config/rs6000/e500crtres64gprctr.asm: Likewise.
8235 * config/rs6000/e500crtrest32gpr.asm: Likewise.
8236 * config/rs6000/e500crtrest64gpr.asm: Likewise.
8237 * config/rs6000/e500crtresx32gpr.asm: Likewise.
8238 * config/rs6000/e500crtresx64gpr.asm: Likewise.
8239 * config/rs6000/e500crtsav32gpr.asm: Likewise.
8240 * config/rs6000/e500crtsav64gpr.asm: Likewise.
8241 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
8242 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
8243 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
8244 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
8245 * config/rs6000/eabi-ci.asm: Likewise.
8246 * config/rs6000/eabi-cn.asm: Likewise.
8247 * config/rs6000/eabi.asm: Likewise.
8248 * config/rs6000/linux-unwind.h: Likewise.
8249 * config/rs6000/linux64.h: Likewise.
8250 * config/rs6000/paired.h: Likewise.
8251 * config/rs6000/paired.md: Likewise.
8252 * config/rs6000/ppc64-fp.c: Likewise.
8253 * config/rs6000/ppu_intrinsics.h: Likewise.
8254 * config/rs6000/rs6000.h: Likewise.
8255 * config/rs6000/si2vmx.h: Likewise.
8256 * config/rs6000/sol-ci.asm: Likewise.
8257 * config/rs6000/sol-cn.asm: Likewise.
8258 * config/rs6000/spe.h: Likewise.
8259 * config/rs6000/spu2vmx.h: Likewise.
8260 * config/rs6000/sysv4.h: Likewise.
8261 * config/rs6000/tramp.asm: Likewise.
8262 * config/rs6000/vec_types.h: Likewise.
8263 * config/s390/linux-unwind.h: Likewise.
8264 * config/s390/tpf-unwind.h: Likewise.
8265 * config/score/crti.asm: Likewise.
8266 * config/score/crtn.asm: Likewise.
8267 * config/sh/crt1.asm: Likewise.
8268 * config/sh/crti.asm: Likewise.
8269 * config/sh/crtn.asm: Likewise.
8270 * config/sh/divtab-sh4-300.c: Likewise.
8271 * config/sh/divtab-sh4.c: Likewise.
8272 * config/sh/divtab.c: Likewise.
8273 * config/sh/lib1funcs-4-300.asm: Likewise.
8274 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
8275 * config/sh/lib1funcs.asm: Likewise.
8276 * config/sh/lib1funcs.h: Likewise.
8277 * config/sh/linux-atomic.asm: Likewise.
8278 * config/sh/linux-unwind.h: Likewise.
8279 * config/sh/shmedia.h: Likewise.
8280 * config/sh/sshmedia.h: Likewise.
8281 * config/sh/ushmedia.h: Likewise.
8282 * config/sparc/crtfastmath.c: Likewise.
8283 * config/sparc/linux-unwind.h: Likewise.
8284 * config/sparc/sol2-c1.asm: Likewise.
8285 * config/sparc/sol2-ci.asm: Likewise.
8286 * config/sparc/sol2-cn.asm: Likewise.
8287 * config/spu/divmodti4.c: Likewise.
8288 * config/spu/divv2df3.c: Likewise.
8289 * config/spu/float_disf.c: Likewise.
8290 * config/spu/float_unsdidf.c: Likewise.
8291 * config/spu/float_unsdisf.c: Likewise.
8292 * config/spu/float_unssidf.c: Likewise.
8293 * config/spu/mfc_multi_tag_release.c: Likewise.
8294 * config/spu/mfc_multi_tag_reserve.c: Likewise.
8295 * config/spu/mfc_tag_release.c: Likewise.
8296 * config/spu/mfc_tag_reserve.c: Likewise.
8297 * config/spu/mfc_tag_table.c: Likewise.
8298 * config/spu/multi3.c: Likewise.
8299 * config/spu/spu_internals.h: Likewise.
8300 * config/spu/spu_intrinsics.h: Likewise.
8301 * config/spu/spu_mfcio.h: Likewise.
8302 * config/spu/vec_types.h: Likewise.
8303 * config/spu/vmx2spu.h: Likewise.
8304 * config/stormy16/stormy16-lib2.c: Likewise.
8305 * config/svr4.h: Likewise.
8306 * config/sync.c: Likewise.
8307 * config/v850/lib1funcs.asm: Likewise.
8308 * config/vxlib-tls.c: Likewise.
8309 * config/vxlib.c: Likewise.
8310 * config/vxworks-dummy.h: Likewise.
8311 * config/xtensa/crti.asm: Likewise.
8312 * config/xtensa/crtn.asm: Likewise.
8313 * config/xtensa/ieee754-df.S: Likewise.
8314 * config/xtensa/ieee754-sf.S: Likewise.
8315 * config/xtensa/lib1funcs.asm: Likewise.
8316 * config/xtensa/lib2funcs.S: Likewise.
8317 * config/xtensa/linux-unwind.h: Likewise.
8318 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
8319 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
8320 * coretypes.h: Likewise.
8321 * crtstuff.c: Likewise.
8322 * defaults.h: Likewise.
8323 * dwarf2.h: Likewise.
8324 * emutls.c: Likewise.
8325 * gbl-ctors.h: Likewise.
8326 * gcov-io.h: Likewise.
8327 * ginclude/float.h: Likewise.
8328 * ginclude/iso646.h: Likewise.
8329 * ginclude/stdarg.h: Likewise.
8330 * ginclude/stdbool.h: Likewise.
8331 * ginclude/stddef.h: Likewise.
8332 * ginclude/stdfix.h: Likewise.
8333 * ginclude/stdint-gcc.h: Likewise.
8334 * ginclude/tgmath.h: Likewise.
8335 * gthr-aix.h: Likewise.
8336 * gthr-dce.h: Likewise.
8337 * gthr-gnat.c: Likewise.
8338 * gthr-gnat.h: Likewise.
8339 * gthr-lynx.h: Likewise.
8340 * gthr-mipssde.h: Likewise.
8341 * gthr-nks.h: Likewise.
8342 * gthr-posix.c: Likewise.
8343 * gthr-posix.h: Likewise.
8344 * gthr-posix95.h: Likewise.
8345 * gthr-rtems.h: Likewise.
8346 * gthr-single.h: Likewise.
8347 * gthr-solaris.h: Likewise.
8348 * gthr-tpf.h: Likewise.
8349 * gthr-vxworks.h: Likewise.
8350 * gthr-win32.h: Likewise.
8352 * libgcc2.c: Likewise.
8353 * libgcc2.h: Likewise.
8354 * libgcov.c: Likewise.
8355 * tsystem.h: Likewise.
8356 * typeclass.h: Likewise.
8357 * unwind-c.c: Likewise.
8358 * unwind-compat.h: Likewise.
8359 * unwind-dw2-fde-compat.c: Likewise.
8360 * unwind-dw2-fde-darwin.c: Likewise.
8361 * unwind-dw2-fde-glibc.c: Likewise.
8362 * unwind-dw2-fde.c: Likewise.
8363 * unwind-dw2-fde.h: Likewise.
8364 * unwind-dw2.c: Likewise.
8365 * unwind-dw2.h: Likewise.
8366 * unwind-generic.h: Likewise.
8367 * unwind-pe.h: Likewise.
8368 * unwind-sjlj.c: Likewise.
8369 * unwind.inc: Likewise.
8370 * config/arm/neon-gen.ml: Change generated copyright header to
8371 refer to version 3 of the GNU General Public License with
8372 version 3.1 of the GCC Runtime Library Exception and to point
8373 readers at the COPYING3 and COPYING3.RUNTIME files and the
8374 FSF's license web page.
8375 * config/arm/arm_neon.h: Regenerate.
8377 2009-04-09 Jakub Jelinek <jakub@redhat.com>
8379 * config/cris/cris.md: Change copyright header to refer to version
8380 3 of the GNU General Public License.
8381 * doc/install.texi2html: Change copyright header to refer to version
8382 3 of the GNU General Public License and to point readers at the
8383 COPYING3 file and the FSF's license web page.
8384 * config/vax/linux.h: Likewise.
8386 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8388 * config/i386/i386.md (cmpcc): New.
8389 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
8390 (sync_compare_and_swap_cc*): Delete.
8392 * config/s390/s390.c (s390_compare_emitted): Remove.
8393 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
8394 s390_compare_emitted used to be handled. Assert that modes match.
8395 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
8396 refer to sync_compare_and_swap_ccsi.
8397 * config/s390/s390.h (s390_compare_emitted): Remove.
8398 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
8399 instead of s390_compare_emitted.
8400 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
8401 instead of s390_compare_emitted.
8402 * config/s390/s390.md (cmpcc): New.
8403 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
8404 CC_REGNUM, do not pretend it's set.
8405 (sync_compare_and_swap_cc*): Delete.
8406 * config/s390/predicates.md (cc_reg_operand): New.
8408 * expr.c (sync_compare_and_swap_cc): Delete.
8409 * optabs.h (sync_compare_and_swap_cc): Delete.
8410 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
8411 is being used with can_compare_p.
8412 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
8414 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
8415 look for a MODE_CC set instead. Use emit_store_flag.
8416 (expand_compare_and_swap_loop): Likewise, with some additional
8417 complication to avoid a force_reg when useless. Use
8418 emit_cmp_and_jump_insns.
8419 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
8420 * doc/md.texi (sync_compare_and_swap_cc): Merge with
8421 sync_compare_and_swap documentation.
8423 2009-04-09 Jan Hubicka <jh@suse.cz>
8425 * except.c (find_prev_try): Break out from ....
8426 (duplicate_eh_regions): ... here; properly update prev_try pointers
8427 when duplication part of tree.
8428 (dump_eh_tree): Improve dumping.
8429 (verify_eh_region): New.
8430 (verify_eh_tree): Use it.
8432 2009-04-06 Richard Guenther <rguenther@suse.de>
8434 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
8435 &ARRAY addresses by adjusting their types and prepending
8437 * tree-cfg.c (verify_gimple_assign_single): Verify that
8438 addresses are correct.
8440 2009-04-09 Richard Guenther <rguenther@suse.de>
8442 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
8443 indices into an array reference if possible.
8444 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8445 Fold POINTER_PLUS_EXPR statements with invariant address.
8447 2009-04-09 Alan Modra <amodra@bigpond.net.au>
8450 * config.gcc (powerpc64-*-linux*): Always build biarch.
8452 2009-04-09 Joseph Myers <joseph@codesourcery.com>
8455 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
8456 it and pedwarn if this results in an INTEGER_CST.
8458 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8460 * doc/install.texi: Update minimum GMP version. Remove obsolete
8461 text in MPFR section.
8463 2009-04-08 Jakub Jelinek <jakub@redhat.com>
8465 * dwarf2out.c (class_scope_p): New static inline.
8466 (class_or_namespace_scope_p): Use it.
8467 (gen_variable_die): Use DW_TAG_member tag for static data member
8468 declarations instead of DW_TAG_variable.
8471 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
8474 2009-04-08 Richard Guenther <rguenther@suse.de>
8476 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
8477 valueize random data.
8479 2009-04-08 David Edelsohn <edelsohn@gnu.org>
8481 * config.gcc (aix tm_file): Add aix-stdint.h.
8482 (aix tm clause use_gcc_stdint): Set to wrap.
8483 * config/rs6000/aix-stdint.h: New file.
8485 2009-04-08 Richard Guenther <rguenther@suse.de>
8488 * tree-dfa.c (add_referenced_var): Do not recurse into
8489 global initializers.
8490 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
8492 (fold_const_aggregate_ref): Likewise.
8494 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8496 * recog.c (ordered_comparison_operator): New.
8497 * gensupport.c (std_preds): Add it.
8498 * doc/md.texi (Machine-Independent Predicates): Document it.
8500 2009-04-08 Jan Hubicka <jh@suse.cz>
8502 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
8503 * function.h (rtl_eh): Remove exception_handler_label_map.
8504 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
8505 remove_exception_handler_label, for_each_eh_label_1): Remove.
8506 (rtl_remove_unreachable_regions): Remove.
8507 (convert_from_eh_region_ranges): Do not remove unreachable regions.
8508 (find_exception_handler_labels): Don't build the hashtable.
8509 (maybe_remove_eh_handler): Remove.
8510 (for_each_eh_label): Rewrite to walk the tree.
8511 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
8512 * except.h (maybe_remove_eh_handler): Remove.
8513 * passes.c (init_optimization_passes): Schedule second EH cleanup
8515 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
8516 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
8518 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8520 * genoutput.c (validate_optab_operands): New.
8521 (gen_insn, gen_expand): Call it.
8523 * genflags.c (gen_insn): Detect misused iterators.
8524 (main): Pass line_no to gen_insn, exit with status 1 on error.
8526 * genextract.c (line_no): Make global.
8527 (VEC_safe_set_locstr): Change assertion to error message.
8528 (main): Exit with status 1 on error.
8530 2009-04-08 Joseph Myers <joseph@codesourcery.com>
8534 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8535 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8536 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
8537 * c-convert.c (convert): Do not call fold on results of conversion
8538 functions when the result is a C_MAYBE_CONST_EXPR.
8539 * c-parser.c (c_parser_postfix_expression): Do not fold condition
8540 of __builtin_choose_expr.
8541 * c-typeck.c (remove_c_maybe_const_expr): New.
8542 (build_unary_op, build_conditional_expr, build_compound_expr,
8543 build_binary_op, c_objc_common_truthvalue_conversion): Call
8544 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
8547 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
8549 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
8550 CODE to produce a new one. Add a prototype to use fold_convert_const
8552 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8555 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8556 mix declarations and code.
8558 2009-04-08 Ben Elliston <bje@au.ibm.com>
8560 * gcc.c: Replace `CC' with `GCC' throughout.
8562 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8564 * doc/invoke.texi: Document Atom support.
8566 2009-04-07 Jason Merrill <jason@redhat.com>
8569 * c-common.h, c-common.c: Add flag_pretty_templates.
8570 * c-opts.c (c_common_handle_option): Set it.
8571 * c.opt: Add -fno-pretty-templates.
8572 * doc/invoke.texi (C++ Dialect Options): Likewise.
8574 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8576 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8577 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8578 (ia64_expand_builtin): Likewise.
8580 2009-04-07 Martin Jambor <mjambor@suse.cz>
8582 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8583 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8584 ADDR_EXPRS are include too.
8586 2009-04-07 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8589 decls are only used if passes as parameters or if they are
8590 local statics and the call is not to a builtin.
8591 (call_may_clobber_ref_p_1): Likewise.
8593 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8595 * expr.c (do_store_flag): Remove last argument. Simplify code
8596 to avoid duplication of tests already done by can_compare_p.
8597 (expand_expr_real_1): Adjust caller.
8599 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8601 * optabs.c (can_compare_p): Test the predicate of a
8602 cbranch and cstore pattern.
8604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8606 * expr.c (convert_move): Use emit_store_flag instead of
8609 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8611 * config/i386/i386.c (ix86_compare_emitted): Remove.
8612 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8613 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8614 * config/i386/i386.h (ix86_compare_emitted): Remove.
8615 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8616 instead of ix86_compare_emitted.
8617 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8619 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8621 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8622 Add t-sysroot-suffix to tmake_file.
8623 * config/print-sysroot-suffix.sh: New file.
8624 * config/t-sysroot-suffix: New file.
8626 2009-04-07 Ben Elliston <bje@au.ibm.com>
8628 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8629 as the latter produces a warning when the target does not support
8632 2009-04-07 Ben Elliston <bje@au.ibm.com>
8634 * dfp.c: Replace type punning assignments with memcpy throughout.
8635 * Makefile.in (dfp.o-warn): Remove.
8637 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8640 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8641 Include soft-fp/t-softfp after rs6000/t-linux64.
8643 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8645 * stor-layout.c (set_sizetype): Use the full precision of their
8646 machine mode for bitsize types.
8648 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/i386.md: Revert 2 accidental checkins.
8652 2009-04-06 Joey Ye <joey.ye@intel.com>
8653 Xuepeng Guo <xuepeng.guo@intel.com>
8654 H.J. Lu <hongjiu.lu@intel.com>
8656 Atom pipeline model, tuning and insn selection.
8657 * config.gcc (atom): Add atom config options and target.
8659 * config/i386/atom.md: New.
8661 * config/i386/i386.c (atom_cost): New cost.
8662 (m_ATOM): New macro flag.
8663 (initial_ix86_tune_features): Set m_ATOM.
8664 (x86_accumulate_outgoing_args): Likewise.
8665 (x86_arch_always_fancy_math_387): Likewise.
8666 (processor_target): Add Atom cost.
8667 (cpu_names): Add Atom cpu name.
8668 (override_options): Set Atom ISA.
8669 (ix86_issue_rate): New case PROCESSOR_ATOM.
8670 (ix86_adjust_cost): Likewise.
8672 * config/i386/i386.h (TARGET_ATOM): New target macro.
8673 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8674 (TARGET_OPT_AGU): New target option.
8675 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8676 (processor_type): Add PROCESSOR_ATOM.
8678 * config/i386/i386.md (cpu): Add new value "atom".
8679 (use_carry, movu): New attr.
8680 (atom.md): Include atom.md.
8681 (adddi3_carry_rex64): Set attr "use_carry".
8682 (addqi3_carry): Likewise.
8683 (addhi3_carry): Likewise.
8684 (addsi3_carry): Likewise.
8685 (*addsi3_carry_zext): Likewise.
8686 (subdi3_carry_rex64): Likewise.
8687 (subqi3_carry): Likewise.
8688 (subhi3_carry): Likewise.
8689 (subsi3_carry): Likewise.
8690 (x86_movdicc_0_m1_rex64): Likewise.
8691 (*x86_movdicc_0_m1_se): Likewise.
8692 (x86_movsicc_0_m1): Likewise.
8693 (*x86_movsicc_0_m1_se): Likewise.
8694 (*adddi_1_rex64): Emit add insn as much as possible.
8695 (*addsi_1): Likewise.
8696 (return_internal): Set atom_unit.
8697 (return_internal_long): Likewise.
8698 (return_pop_internal): Likewise.
8699 (*rcpsf2_sse): Set atom_sse_attr attr.
8700 (*qrt<mode>2_sse): Likewise.
8701 (*prefetch_sse): Likewise.
8703 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8705 (ix86_target_macros_internal): Likewise.
8707 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8708 (*prefetch_sse_rex): Likewise.
8709 (sse_rcpv4sf2): Likewise.
8710 (sse_vmrcpv4sf2): Likewise.
8711 (sse_sqrtv4sf2): Likewise.
8712 (<sse>_vmsqrt<mode>2): Likewise.
8713 (sse_ldmxcsr): Likewise.
8714 (sse_stmxcsr): Likewise.
8715 (*sse_sfence): Likewise.
8716 (sse2_clflush): Likewise.
8717 (*sse2_mfence): Likewise.
8718 (*sse2_lfence): Likewise.
8719 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8720 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8721 (avx_movdqu<avxmodesuffix>): Likewise.
8722 (avx_lddqu<avxmodesuffix>): Likewise.
8723 (sse2_movntv2di): Change attr "type" to "ssemov".
8724 (sse2_movntsi): Likewise.
8725 (rsqrtv8sf2): Change attr "type" to "sseadd".
8726 (sse3_addsubv2df3): Set attr "atom_unit".
8727 (sse3_h<plusminus_insn>v4sf3): Likewise.
8728 (*sse2_pmaddwd): Likewise.
8729 (*vec_extractv2di_1_rex64): Likewise.
8730 (*vec_extractv2di_1_avx): Likewise.
8731 (sse2_psadbw): Likewise.
8732 (ssse3_phaddwv8hi3): Likewise.
8733 (ssse3_phaddwv4hi3): Likewise.
8734 (ssse3_phadddv4si3): Likewise.
8735 (ssse3_phadddv2si3): Likewise.
8736 (ssse3_phaddswv8hi3): Likewise.
8737 (ssse3_phaddswv4hi3): Likewise.
8738 (ssse3_phsubwv8hi3): Likewise.
8739 (ssse3_phsubwv4hi3): Likewise.
8740 (ssse3_phsubdv4si3): Likewise.
8741 (ssse3_phsubdv2si3): Likewise.
8742 (ssse3_phsubswv8hi3): Likewise.
8743 (ssse3_phsubswv4hi3): Likewise.
8744 (ssse3_pmaddubsw128): Likewise.
8745 (sse3_pmaddubsw: Likewise.
8746 (ssse3_palignrti): Likewise.
8747 (ssse3_palignrdi): Likewise.
8749 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8751 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8753 2009-04-06 Richard Guenther <rguenther@suse.de>
8755 PR tree-optimization/28868
8756 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8757 of which PHI results we inserted.
8758 (insert_into_preds_of_block): Record inserted PHIs.
8759 (eliminate): Eliminate redundant PHI nodes.
8760 (init_pre): Init inserted_phi_names.
8762 2009-04-06 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/39643
8765 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8766 IMAGPART_EXPRs of complex constants.
8767 (execute_fold_all_builtins): If we folded a call queue
8768 TODO_update_address_taken.
8770 2009-04-06 Jan Hubicka <jh@suse.cz>
8773 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8776 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8778 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8780 (ic_invalidate_array): Likewise.
8782 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8784 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8785 alignment for library calls.
8787 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8789 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8790 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8791 * config/i386/mingw-stdint.h: New file.
8793 2009-04-05 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/39648
8796 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8797 our &A vs. &A[0] IL deficiencies.
8799 2009-04-04 Jan Hubicka <jh@suse.cz>
8801 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8802 removed toplevel regions.
8803 (sjlj_mark_call_sites): Likewise.
8805 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8807 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8808 (cygwin tm clause use_gcc_stdint): Set to wrap.
8809 * config/i386/cygwin-stdint.h: New file.
8811 2009-04-04 Richard Guenther <rguenther@suse.de>
8813 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8814 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8815 single-argument PHIs if we are in loop-closed SSA form.
8816 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8817 for the pre-condition.
8818 (slpeel_tree_peel_loop_to_edge): Likewise.
8819 (vect_build_loop_niters): Take an optional sequence to append stmts.
8820 (vect_generate_tmps_on_preheader): Likewise.
8821 (vect_do_peeling_for_loop_bound): Take extra guards for the
8823 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8824 the cost model check.
8825 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8826 guards if we are going to peel. Do not apply versioning in that case.
8827 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8828 (vect_do_peeling_for_loop_bound): Likewise.
8829 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8830 loop bound only record extra pre-conditions, do not apply loop
8833 2009-04-04 Richard Guenther <rguenther@suse.de>
8835 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8838 2009-04-04 Jan Hubicka <jh@suse.cz>
8840 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8841 last_basic_block for size of bb->index indexed array.
8842 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8843 compute_out, link_btr_uses, build_btr_def_use_webs,
8844 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8846 2009-04-04 Jan Hubicka <jh@suse.cz>
8848 * except.c (remove_eh_handler_and_replace): Break out from ...
8849 (remove_eh_handler): ... here.
8850 (bring_to_root): New function.
8851 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8852 handled ones, bring others to root of tree.
8854 2009-04-04 Jan Hubicka <jh@suse.cz>
8856 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8857 (all_phis_safe_to_merge): New function.
8858 (update_info): New structure.
8859 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8860 (cleanup_empty_eh): Update SSA if possible.
8862 2009-04-04 Richard Guenther <rguenther@suse.de>
8864 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8865 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8866 (append_vuse): Likewise.
8868 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8870 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8871 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8872 instead of REG_UNSAVED for DW_CFA_undefined.
8873 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8874 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8877 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8880 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8881 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8882 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8884 2009-04-04 Richard Guenther <rguenther@suse.de>
8886 PR tree-optimization/8781
8887 PR tree-optimization/37892
8888 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8889 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8890 (valueize_refs): Call it for *& valueizations.
8891 (shared_reference_ops_from_ref): Rename to ...
8892 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8893 (shared_reference_ops_from_call): Rename to ...
8894 (valueize_shared_reference_ops_from_call): ... this and valueize.
8895 (vn_reference_lookup): Update.
8896 (visit_reference_op_call): Likewise.
8897 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8898 (eliminate): Value-replace the call address in call statements.
8900 2009-04-04 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/39636
8903 * tree-ssa-forwprop.c
8904 (forward_propagate_addr_into_variable_array_index): Check for
8905 GIMPLE_ASSIGN before accessing the rhs code.
8907 2009-04-03 Jason Merrill <jason@redhat.com>
8909 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8911 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8913 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8914 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8915 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8916 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8917 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8918 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8919 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8920 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8921 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8922 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8923 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8924 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8925 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8926 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8927 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8928 Use fr_reg_or_fp01_operand instead of fr_register_operand
8930 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8931 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8932 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8934 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8936 PR rtl-optimization/39607
8937 PR rtl-optimization/39631
8941 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8942 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8943 instead of DF_LR_OUT.
8944 * ira-lives.c (process_bb_node_lives): Ditto.
8945 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8946 instead of DF_LR_{OUT,IN}.
8947 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8948 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8950 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8952 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8953 (execute_lower_omp): Always run but take the short way out if -fopenmp
8955 (gate_lower_omp): Remove, forcing the pass manager to always run the
8956 pass and always set PROP_gimple_lomp.
8957 (pass_lower_omp): Remove gate function.
8958 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8959 PROP_trees. Instead, require it.
8960 * ipa-cp.c (pass_ipa_cp): Likewise.
8961 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8962 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8963 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8964 and PROP_gimple_leh.
8966 2009-04-03 Richard Guenther <rguenther@suse.de>
8969 PR tree-optimization/23940
8970 PR tree-optimization/33237
8973 PR tree-optimization/36201
8974 PR tree-optimization/36230
8975 PR tree-optimization/38049
8976 PR tree-optimization/38207
8977 PR tree-optimization/38230
8978 PR tree-optimization/38301
8979 PR tree-optimization/38585
8981 PR tree-optimization/38985
8982 PR tree-optimization/39299
8983 * tree-ssa-structalias.h: Remove.
8984 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8985 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8986 (struct vuse_element_d): Remove.
8987 (struct vuse_vec_d): Likewise.
8988 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8989 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8990 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8991 VUSE_ELEMENT_VAR): Likewise.
8992 (struct voptype_d): Likewise.
8993 (NUM_VOP_FREE_BUCKETS): Likewise.
8994 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8995 (struct stmt_operands_d): Remove.
8996 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8997 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8998 VDEF_NUM, VDEF_VECT): Likewise.
8999 (copy_virtual_operands): Remove.
9000 (operand_build_cmp): Likewise.
9001 (create_ssa_artificial_load_stmt): Likewise.
9002 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
9003 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
9004 vuse_index and mayuse_index members. Pack and move done and iter_type
9005 members to the front.
9006 (SSA_OP_VMAYUSE): Remove.
9007 (SSA_OP_VIRTUAL_USES): Adjust.
9008 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
9009 (unlink_stmt_vdef): Declare.
9010 (add_to_addressable_set): Remove.
9011 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
9012 (vrp_visit_stmt): Likewise.
9013 * doc/tree-ssa.texi (Alias analysis): Update.
9014 * doc/invoke.texi (max-aliased-vops): Remove docs.
9015 (avg-aliased-vops): Likewise.
9016 * tree-into-ssa.c (syms_to_rename): Remove.
9017 (need_to_update_vops_p): Likewise.
9018 (need_to_initialize_update_ssa_p): Rename to ...
9019 (update_ssa_initialized_fn): ... this. Track function we are
9021 (symbol_marked_for_renaming): Simplify.
9022 (add_new_name_mapping): Do not set need_to_update_vops_p.
9023 (dump_currdefs): Use SYMS_TO_RENAME.
9024 (rewrite_update_stmt): Always walk all uses/defs.
9025 (dump_update_ssa): Adjust.
9026 (init_update_ssa): Take function argument. Track what we are
9028 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
9029 (create_new_def_for): Initialize for cfun, assert we are initialized
9031 (mark_sym_for_renaming): Simplify.
9032 (mark_set_for_renaming): Do not initialize update-ssa.
9033 (need_ssa_update_p): Simplify. Take function argument.
9034 (name_mappings_registered_p): Assert we ask for the correct function.
9035 (name_registered_for_update_p): Likewise.
9036 (ssa_names_to_replace): Likewise.
9037 (release_ssa_name_after_update_ssa): Likewise.
9038 (update_ssa): Likewise. Use SYMS_TO_RENAME.
9039 (dump_decl_set): Do not print a newline.
9040 (debug_decl_set): Do it here.
9041 (dump_update_ssa): And here.
9042 * tree-ssa-loop-im.c (move_computations): Adjust.
9043 (movement_possibility): Likewise.
9044 (determine_max_movement): Likewise.
9045 (gather_mem_refs_stmt): Likewise.
9046 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
9048 * tree-complex.c (update_all_vops): Remove.
9049 (expand_complex_move): Adjust.
9050 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
9051 Simplify test for memory referencing statement. Exclude
9052 non-invariant ADDR_EXPRs.
9053 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
9054 * tree-loop-distribution.c (generate_memset_zero): Adjust.
9055 (rdg_flag_uses): Likewise.
9056 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
9058 (tree_optimize_tail_calls_1): Also split the
9059 edge from the entry block if we have degenerate PHI nodes in
9060 the first basic block.
9061 * tree.c (init_ttree): Remove memory-tag related code.
9062 (tree_code_size): Likewise.
9063 (tree_node_structure): Likewise.
9064 (build7_stat): Re-write to be build6_stat.
9065 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
9066 (SSA_VAR_P): Adjust.
9067 (struct tree_memory_tag): Remove.
9068 (struct tree_memory_partition_tag): Likewise.
9069 (union tree_node): Adjust.
9070 (build7): Re-write to be build6.
9071 * tree-pass.h (pass_reset_cc_flags): Remove.
9072 (TODO_update_address_taken): New flag.
9073 (pass_simple_dse): Remove.
9074 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
9075 * params.h (MAX_ALIASED_VOPS): Remove.
9076 (AVG_ALIASED_VOPS): Likewise.
9077 * omp-low.c (expand_omp_taskreg): Update SSA form.
9078 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
9079 aliases the lhs in a copy stmt.
9080 * tree-ssa-dse.c (struct address_walk_data): Remove.
9081 (memory_ssa_name_same): Likewise.
9082 (memory_address_same): Likewise.
9083 (get_kill_of_stmt_lhs): Likewise.
9084 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
9085 unused stores. Look through PHI nodes into post-dominated regions.
9086 (dse_optimize_stmt): Simplify. Properly remove stores.
9087 (tree_ssa_dse): Compute dominators.
9088 (execute_simple_dse): Remove.
9089 (pass_simple_dse): Likewise.
9090 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
9091 gimple_loaded_syms and gimple_stored_syms computation.
9092 * toplev.c (dump_memory_report): Dump alias and pta stats.
9093 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
9094 (vn_reference_eq): Likewise.
9095 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
9096 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
9097 valueize_vuses): Remove.
9098 (get_def_ref_stmt_vuses): Simplify. Rename to ...
9099 (get_def_ref_stmt_vuse): ... this.
9100 (vn_reference_lookup_2): New function.
9101 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
9102 walking equivalent vuses. Simplify.
9103 (vn_reference_lookup): Likewise.
9104 (vn_reference_insert): Likewise.
9105 (vn_reference_insert_pieces): Likewise.
9106 (visit_reference_op_call): Simplify.
9107 (visit_reference_op_load): Likewise.
9108 (visit_reference_op_store): Likewise.
9109 (init_scc_vn): Remove shared_lookup_vuses initialization.
9110 (free_scc_vn): Remove shared_lookup_vuses freeing.
9111 (sort_vuses, sort_vuses_heap): Remove.
9112 (get_ref_from_reference_ops): Export.
9113 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
9114 vector with single vuse pointer.
9115 (vn_reference_lookup_pieces, vn_reference_lookup,
9116 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
9117 (shared_vuses_from_stmt): Remove.
9118 (get_ref_from_reference_ops): Declare.
9119 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
9120 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9121 memory-tag related code.
9122 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
9123 (likely_value): Add comment, skip static-chain of call statements.
9124 (surely_varying_stmt_p): Adjust.
9125 (gimplify_and_update_call_from_tree): Likewise.
9126 (execute_fold_all_builtins): Do not rebuild alias info.
9127 (gimplify_and_update_call_from_tree): Properly update VOPs.
9128 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
9129 (copy_ref_info): Remove memory-tag related code.
9130 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
9131 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
9132 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
9134 * tree-ssa-dom.c (gimple_p): Remove typedef.
9135 (eliminate_redundant_computations): Adjust.
9136 (record_equivalences_from_stmt): Likewise.
9137 (avail_expr_hash): Likewise.
9138 (avail_expr_eq): Likewise.
9139 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
9140 (stmt_makes_single_load): Likewise.
9141 (stmt_makes_single_store): Likewise.
9142 * tree-ssa-alias.c: Rewrite completely.
9143 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
9144 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
9145 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
9146 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
9147 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
9148 Remove public functions.
9149 (pass_reset_cc_flags): Remove.
9150 (pass_build_alias): Move ...
9151 * tree-ssa-structalias.c (pass_build_alias): ... here.
9152 * tree-ssa-alias.c (may_be_aliased): Move ...
9153 * tree-flow-inline.h (may_be_aliased): ... here.
9154 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
9155 count_uses_and_derefs): Move ...
9156 * gimple.c: ... here.
9157 * gimple.h (count_uses_and_derefs): Declare.
9158 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
9159 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
9160 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
9161 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
9162 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
9163 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
9164 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
9166 * tree-dfa.c (refs_may_alias_p): Move ...
9167 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
9168 * tree-ssa-alias.h: New file.
9169 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
9170 (statement_sink_location): Likewise.
9171 * opts.c (decode_options): Do not adjust max-aliased-vops or
9172 avg-aliased-vops values.
9173 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
9174 (TV_CALL_CLOBBER): Likewise.
9175 (TV_FLOW_SENSITIVE): Likewise.
9176 (TV_FLOW_INSENSITIVE): Likewise.
9177 (TV_MEMORY_PARTITIONING): Likewise.
9178 (TV_ALIAS_STMT_WALK): New timevar.
9179 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
9180 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
9181 (get_address_description): Remove memory-tag related code.
9182 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
9183 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
9184 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
9185 and immediate uses in statements. Document.
9186 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
9187 (dump_symbols): Remove.
9188 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
9189 * alias.c (get_deref_alias_set): New function split out from ...
9190 (get_alias_set): ... here.
9191 * alias.h (get_deref_alias_set): Declare.
9192 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
9193 type parameter. Remove restrict pointer handling. Create a
9194 ref-all pointer in case type-based alias sets do not conflict.
9195 (vect_analyze_data_refs): Remove SMT related code.
9196 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
9197 (vectorizable_load): Likewise.
9198 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
9199 (DR_SYMBOL_TAG, DR_VOPS): Remove.
9200 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
9201 Ignore vops and SMTs.
9202 (dr_analyze_alias): Likewise..
9203 (free_data_ref): Likewise.
9204 (create_data_ref): Likewise.
9205 (analyze_all_data_dependences): Likewise.
9206 (get_references_in_stmt): Adjust.
9207 * tree-flow-inline.h (gimple_aliases_computed_p,
9208 gimple_addressable_vars, gimple_call_clobbered_vars,
9209 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
9210 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
9211 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
9212 gimple_mem_ref_stats): Remove.
9213 (gimple_vop): New function.
9214 (op_iter_next_use): Remove vuses and mayuses cases.
9215 (op_iter_next_def): Remove vdefs case.
9216 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
9217 (clear_and_done_ssa_iter): Do not set removed fields.
9218 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
9219 Assert we are not iterating over vuses or vdefs if not also
9220 iterating over uses or defs.
9221 (op_iter_init_use): Likewise.
9222 (op_iter_init_def): Likewise.
9223 (op_iter_next_vdef): Remove.
9224 (op_iter_next_mustdef): Likewise.
9225 (op_iter_init_vdef): Likewise.
9226 (compare_ssa_operands_equal): Likewise.
9227 (link_use_stmts_after): Handle vuse operand.
9228 (is_call_used): Use is_call_clobbered.
9229 (is_call_clobbered): Global variables are always call clobbered,
9230 query the call-clobbers bitmap.
9231 (mark_call_clobbered): Ignore global variables.
9232 (clear_call_clobbered): Likewise.
9233 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
9234 virtual operands sanity check.
9235 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
9237 (TARGET_MEM_REF): Remove TMR_TAG operand.
9238 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
9239 Remove call-clobber related code.
9240 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
9241 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
9242 partitions or escape reason.
9243 (get_single_def_stmt, get_single_def_stmt_from_phi,
9244 get_single_def_stmt_with_phi): Remove.
9245 (dump_referenced_vars): Tidy.
9246 (get_ref_base_and_extent): Allow bare decls.
9247 (collect_dfa_stats): Adjust.
9248 * graphite.c (rename_variables_in_stmt): Adjust.
9249 (graphite_copy_stmts_from_block): Likewise.
9250 (translate_clast): Likewise.
9251 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
9253 (translate_vuse_through_block): Use the oracle.
9254 (phi_translate_1): Adjust.
9255 (value_dies_in_block_x): Use the oracle. Cache the outcome
9257 (valid_in_sets): Check if the VUSE for
9258 a REFERENCE is available.
9259 (eliminate): Do not remove stmts during elimination,
9260 instead queue and remove them afterwards.
9261 (do_pre): Do not rebuild alias info.
9262 (pass_pre): Run TODO_rebuild_alias before PRE.
9263 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
9264 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
9265 (mark_all_v_defs_stmt): Remove.
9266 (mark_all_v_defs_seq): Adjust.
9267 (sra_replace): Likewise.
9268 (scalarize_use): Likewise.
9269 (scalarize_copy): Likewise.
9270 (scalarize_init): Likewise.
9271 (scalarize_ldst): Likewise.
9272 (todoflags): Remove.
9273 (tree_sra): Do not rebuild alias info.
9274 (tree_sra_early): Adjust.
9275 (pass_sra): Run TODO_update_address_taken before SRA.
9276 * tree-predcom.c (set_alias_info): Remove.
9277 (prepare_initializers_chain): Do not call it.
9278 (mark_virtual_ops_for_renaming): Adjust.
9279 (mark_virtual_ops_for_renaming_list): Remove.
9280 (initialize_root_vars): Adjust.
9281 (initialize_root_vars_lm): Likewise.
9282 (prepare_initializers_chain): Likewise.
9283 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
9284 (may_propagate_copy_into_stmt): Likewise.
9285 (merge_alias_info): Do nothing for now.
9286 (propagate_tree_value_into_stmt): Adjust.
9287 (stmt_may_generate_copy): Likewise.
9288 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
9289 not mark symbols for renaming.
9290 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
9291 with the same statement, make sure to update the new pointed-to one.
9292 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
9293 call statements, do not mark symbols for renaming.
9294 (mark_operand_necessary): Dump something.
9295 (ref_may_be_aliased): New function.
9296 (mark_aliased_reaching_defs_necessary_1): New helper function.
9297 (mark_aliased_reaching_defs_necessary): Likewise.
9298 (mark_all_reaching_defs_necessary_1): Likewise.
9299 (mark_all_reaching_defs_necessary): Likewise.
9300 (propagate_necessity): Do not process virtual PHIs. For
9301 non-aliased loads mark all reaching definitions as necessary.
9302 For aliased loads and stores mark the immediate dominating
9303 aliased clobbers as necessary.
9304 (visited): New global static.
9305 (perform_tree_ssa_dce): Free visited bitmap after propagating
9307 (remove_dead_phis): Perform simple dead virtual PHI removal.
9308 (remove_dead_stmt): Properly unlink virtual operands when
9310 (eliminate_unnecessary_stmts): Schedule PHI removal after
9312 * tree-ssa-ter.c (is_replaceable_p): Adjust.
9313 (process_replaceable): Likewise.
9314 (find_replaceable_in_bb): Likewise.
9315 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
9316 based on the single gimple vop.
9317 (verify_flow_insensitive_alias_info): Remove.
9318 (verify_flow_sensitive_alias_info): Likewise.
9319 (verify_call_clobbering): Likewise.
9320 (verify_memory_partitions): Likewise.
9321 (verify_alias_info): Likewise.
9322 (verify_ssa): Adjust..
9323 (execute_update_addresses_taken): Export. Update SSA
9324 manually. Optimize only when optimizing. Use a local bitmap.
9325 (pass_update_address_taken): Remove TODO_update_ssa, add
9327 (pass_update_address_taken): Just use TODO_update_address_taken.
9328 (init_tree_ssa): Do not initialize addressable_vars.
9329 (verify_ssa): Verify new VUSE / VDEF properties.
9330 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
9331 Do not call verify_alias_info.
9332 (delete_tree_ssa): Clear the VUSE, VDEF operands.
9333 Do not free the loaded and stored syms bitmaps. Reset the escaped
9334 and callused solutions. Do not free addressable_vars.
9335 Remove memory-tag related code.
9336 (warn_uninitialized_var): Aliases are always available.
9337 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
9338 * lambda-code.c (can_put_in_inner_loop): Adjust.
9339 (can_put_after_inner_loop): Likewise.
9340 (perfect_nestify): Likewise.
9341 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
9342 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
9343 (vectorizable_conversion): Do not mark symbols for renaming.
9344 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
9345 (expand_call_inline): Unlink the calls virtual operands before
9347 (tree_function_versioning): Do not call update_ssa if we are not
9348 updating clones. Simplify.
9349 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
9350 (propagate_with_phi): Likewise..
9351 * tree-outof-ssa.c (create_temp): Remove memory tag and call
9352 clobber code. Assert we are not aliased or global.
9353 * tree-flow.h: Include tree-ssa-alias.h
9354 (enum escape_type): Remove.
9355 (struct mem_sym_stats_d): Likewise.
9356 (struct mem_ref_stats_d): Likewise.
9357 (struct gimple_df): Add vop member. Remove global_var,
9358 call_clobbered_vars, call_used_vars, addressable_vars,
9359 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
9360 escaped and callused members.
9361 (struct ptr_info_def): Remove all members, add points-to solution
9363 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
9364 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
9365 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
9366 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
9367 (tree-ssa-alias.o): Likewise.
9368 (toplev.o): Add tree-ssa-alias.h
9369 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
9370 * gimple.c (gimple_set_bb): Fix off-by-one error.
9371 (is_gimple_reg): Do not handle memory tags.
9372 (gimple_copy): Also copy virtual operands.
9373 Delay updating the statement. Do not reset loaded and stored syms.
9374 (gimple_set_stored_syms): Remove.
9375 (gimple_set_loaded_syms): Likewise.
9376 (gimple_call_copy_skip_args): Copy the virtual operands
9377 and mark the new statement modified.
9378 * tree-ssa-structalias.c (may_alias_p): Remove.
9379 (set_uids_in_ptset): Take the alias set to prune with as
9380 parameter. Fold in the alias test of may_alias_p.
9381 (compute_points_to_sets): Compute whether a ptr is dereferenced
9383 (process_constraint): Deal with &ANYTHING on the lhs, reject all
9384 other ADDRESSOF constraints on the lhs.
9385 (get_constraint_for_component_ref): Assert that we don't get
9386 ADDRESSOF constraints from the base of the reference.
9387 Properly generate UNKNOWN_OFFSET for DEREF if needed.
9388 (struct variable_info): Remove collapsed_to member.
9389 (get_varinfo_fc): Remove.
9390 (new_var_info): Do not set collapsed_to.
9391 (dump_constraint): Do not follow cycles.
9392 (dump_constraint_graph): Likewise.
9393 (build_pred_graph): Likewise.
9394 (build_succ_graph): Likewise.
9395 (rewrite_constraints): Likewise.
9396 (do_simple_structure_copy): Remove.
9397 (do_rhs_deref_structure_copy): Remove.
9398 (do_lhs_deref_structure_copy): Remove.
9399 (collapse_rest_of_var): Remove.
9400 (do_structure_copy): Re-implement.
9401 (pta_stats): New global variable.
9402 (dump_pta_stats): New function.
9403 (struct constraint_expr): Make offset signed.
9404 (UNKNOWN_OFFSET): Define special value.
9405 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
9406 (solution_set_expand): New helper function split out from ...
9407 (do_sd_constraint): ... here.
9408 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
9409 (do_ds_constraint): Likewise.
9410 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
9411 and CALLUSED = *CALLUSED.
9412 (set_union_with_increment): Make inc argument signed.
9413 (type_safe): Remove.
9414 (get_constraint_for_ptr_offset): Handle unknown and negative
9416 (first_vi_for_offset): Handle offsets before start. Bail
9417 out early for offsets beyond the variable extent.
9418 (first_or_preceding_vi_for_offset): New function.
9419 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
9420 Together with ESCAPED = *ESCAPED this properly computes reachability.
9421 (find_what_var_points_to): New function.
9422 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
9423 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
9424 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
9425 pt_solutions_intersect): New functions.
9426 (compute_call_used_vars): Remove.
9427 (compute_may_aliases): New main entry into PTA computation.
9428 * gimple.h (gimple_p): New typedef.
9429 (struct gimple_statement_base): Remove references_memory_p.
9430 (struct gimple_statement_with_memory_ops_base): Remove
9431 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
9433 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
9434 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
9435 gimple_set_references_memory): Remove.
9436 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
9437 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
9439 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
9440 (verify_expr): Allow RESULT_DECL.
9441 (gimple_duplicate_bb): Do not copy virtual operands.
9442 (gimple_duplicate_sese_region): Adjust.
9443 (gimple_duplicate_sese_tail): Likewise.
9444 (mark_virtual_ops_in_region): Remove.
9445 (move_sese_region_to_fn): Do not call it.
9446 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
9447 and pass_simple_dse.
9448 (execute_function_todo): Handle TODO_update_address_taken,
9449 call execute_update_addresses_taken for TODO_rebuild_alias.
9450 (execute_todo): Adjust.
9451 (execute_one_pass): Init dump files early.
9452 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
9454 (create_general_new_stmt): Clear vops.
9455 * tree-ssa-reassoc.c (get_rank): Adjust.
9456 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
9457 symbols for renaming.
9458 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
9459 (PARAM_AVG_ALIASED_VOPS): Likewise.
9460 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
9461 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
9462 * tree-ssa-operands.c: Simplify for new virtual operand representation.
9463 (operand_build_cmp, copy_virtual_operands,
9464 create_ssa_artificial_load_stmt, add_to_addressable_set,
9465 gimple_add_to_addresses_taken): Remove public functions.
9466 (unlink_stmt_vdef): New function.
9468 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9470 * config.gcc (powerpc-*-linux*): Merge variants.
9472 2009-04-02 Chao-ying Fu <fu@mips.com>
9473 James Grosbach <james.grosbach@microchip.com>
9475 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
9476 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
9478 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
9479 keep_interrupts_masked_p, use_debug_exception_return_p.
9480 (mips_attribute_table): Add interrupt, use_shadow_register_set,
9481 keep_interrupts_masked, use_debug_exception_return.
9482 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
9483 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
9485 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
9486 (mips_print_operand): Process COP0 registers to print $0 .. $31
9487 correctly for GAS to process.
9488 (mips_interrupt_extra_call_saved_reg_p): New function.
9489 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
9491 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
9492 (mips_compute_frame_info): Add supports for interrupt context that
9493 includes doubleword accumulators and COP0 registers.
9494 (mips_for_each_saved_acc): New function.
9495 (mips_for_each_saved_gpr_and_fpr): Change the function name from
9496 mips_for_each_saved_reg.
9497 (mips_save_reg): Save accumulators.
9498 (mips_kernel_reg_p): A new for_each_rtx callback.
9499 (mips_expand_prologue): Support interrupt handlers.
9500 (mips_restore_reg): Restore accumulators.
9501 (mips_expand_epilogue): Support interrupt handlers.
9502 (mips_can_use_return_insn): Return false for interrupt handlers.
9503 (mips_epilogue_uses): New function.
9504 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
9505 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
9506 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
9507 cop0_move): New instructions.
9508 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
9509 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
9511 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
9513 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
9514 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
9515 interrupt handlers, we use K0 as the temporary register.
9516 (EPILOGUE_USES): Change to a function call.
9517 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
9518 handlers, we use K0 as the temporary register.
9520 * doc/extend.texi (Function Attributes): Document interrupt,
9521 use_shadow_register_set, keep_interrupts_masked,
9522 use_debug_exception_return for MIPS attributes.
9524 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9526 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
9527 Remove a number of t-files from tmake_file.
9528 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
9529 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
9530 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
9531 target_prototype, not TARGET_PROTOTYPE.
9532 (LINK_OS_GNU_SPEC): Define.
9533 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
9534 and darwin-ldoubdle.c.
9536 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9539 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
9540 (cpp_options): Ditto.
9541 (default_compilers): Ditto.
9542 (display_help): Ditto.
9543 (process_command): Ditto.
9545 (set_input): Use lbasename instead of duplicate code.
9546 (save_temps_prefix): New static for -save-temps=obj.
9547 (save_temps_length): Ditto.
9549 * doc/invoke.texi (-save-temps=obj): Document new variant to
9552 2009-04-02 Jeff Law <law@redhat.com>
9554 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9557 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9559 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9560 * configure: Regenerated.
9562 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9564 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9565 share the argument list.
9567 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9571 2009-02-12 Diego Novillo <dnovillo@google.com>
9573 * varpool.c (debug_varpool): New.
9574 * cgraph.h (debug_varpool): Declare.
9576 2009-04-02 Jan Hubicka <jh@suse.cz>
9578 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9581 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9583 * config/i386/i386.c (ix86_abi): Move initialization to ...
9584 (override_options): Here.
9586 2009-04-02 Christian Bruel <christian.bruel@st.com>
9588 * config/sh/sh.c (sh_dwarf_register_span): New function.
9589 (TARGET_DWARF_REGISTER_SPAN): Define.
9590 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9592 2009-04-02 Ira Rosen <irar@il.ibm.com>
9594 PR tree-optimization/39595
9595 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9596 interleaved loads group is not greater than the SLP group size.
9598 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9600 * builtins.c (is_builtin_name): New.
9601 (called_as_built_in): Use is_builtin_name.
9602 * tree.h (is_builtin_name): New.
9603 * varasm.c (incorporeal_function_p): Use is_builtin_name
9605 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9607 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9609 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9612 * c-decl.c (clone_underlying_type): Move this ...
9613 * c-common.c (set_underlying_type): ... here.
9614 Also, make sure the function properly sets TYPE_STUB_DECL() on
9615 the newly created typedef variant type.
9616 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9617 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9620 2009-04-02 Richard Guenther <rguenther@suse.de>
9622 PR tree-optimization/37221
9623 * tree-flow.h (degenerate_phi_result): Declare.
9624 * tree-ssa-dom.c (degenerate_phi_result): Export.
9625 * tree-scalar-evolution.c (analyze_initial_condition): If
9626 the initial condition is defined by a degenerate PHI node
9627 use the degenerate value.
9629 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9631 PR rtl-optimization/39588
9632 * combine.c (merge_outer_ops): Do not set the constant when this
9634 (simplify_shift_const_1): Do not modify it either in this case.
9636 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9638 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9639 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9641 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9644 * c-lex.c (interpret_float): Default (no suffix) is double.
9646 2009-04-1 Xinliang David Li <davidxl@google.com>
9648 * config/i386/i386.c (legitimate_constant_p): Recognize
9649 all one vector constant.
9651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9653 * config/vax/vax.c: Add #includes to silence warnings.
9654 Change #include order to silence two warnings.
9656 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9658 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9659 (ASM_SPEC): Pass -k to the assembler for PIC code.
9661 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9663 * config.gcc: Add vax-*-linux* to the switch.
9664 * config/vax/linux.h: New file. (TARGET_VERSION,
9665 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9669 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9670 Use predicate macros instead of GET_CODE() == foo.
9671 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9672 ashlsi3, rotrsi3, <unnamed>): Likewise.
9674 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9676 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9677 jbbccihi, jbbccisi): Remova trailing whitespace.
9678 * config/vax/constraints.md: Likewise.
9679 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9680 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9681 * config/vax/predicates.md: Likewise.
9682 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9683 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9684 * config/vax/vax.h: Likewise.
9685 * config/vax/vax.md (nonlocal_goto): Likewise.
9687 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9689 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9690 (indirectable_address_p, adjacent_operands_p): Add spaces around
9692 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9694 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9696 * config/vax/vax.c (legitimate_constant_address_p,
9697 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9698 index_term_p, reg_plus_index_p, legitimate_address_p,
9699 vax_mode_dependent_address_p): Update comments to match functions
9700 modified by the recent int->bool conversion.
9702 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9704 * config/vax/builtins.md: Update copyright message.
9705 * config/vax/constraints.md: Likewise.
9706 * config/vax/netbsd-elf.h: Likewise.
9707 * config/vax/predicates.md: Likewise.
9708 * config/vax/vax-protos.h: Likewise.
9709 * config/vax/vax.c: Likewise.
9710 * config/vax/vax.h: Likewise.
9711 * config/vax/vax.md: Likewise.
9712 * config/vax/vax.opt: Likewise.
9714 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9716 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9717 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9718 * config/vax/constraints.md (B, R): Likewise.
9719 * config/vax/predicates.md (external_memory_operand,
9720 nonimmediate_addsub_di_operand): Likewise.
9721 * config/vax/vax.c (vax_output_int_add): Likewise.
9722 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9723 untyped_call): Likewise.
9725 2009-04-01 Matt Thomas <matt@3am-software.com>
9727 * config/vax/predicates.md: New file.
9728 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9729 external_const_operand, nonsymbolic_operand, external_memory_operand,
9730 indirect_memory_operand, indexed_memory_operand,
9731 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9732 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9734 * config/vax/constraints.md: New file.
9735 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9737 * config/vax/builtins.md: New file.
9738 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9739 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9741 * config/vax/vax.opt (mqmath): Add option.
9742 * config/vax/vax.md (isfx): Extend with DI.
9743 (VAXintQH, VAXintQHSD): Define.
9744 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9745 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9746 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9747 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9748 (movdi): Update constraints and use vax_output_int_move().
9749 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9750 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9751 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9752 nonlocal_goto): New.
9753 (mov<mode>): Extend accepted operand types.
9754 (subdi3_old): Rename from subdi3, change update constraints and use
9755 a new implementation.
9756 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9757 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9758 MOVE_RATIO, CLEAR_RATIO): Define.
9759 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9760 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9761 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9762 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9763 (split_quadword_operands): Make static and really allow variable
9765 (print_operand_address): Update for PIC generation.
9766 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9767 indexable_address_p, fixup_mathdi_operand,
9768 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9769 (vax_float_literal, legitimate_constant_p,
9770 indirectable_constant_address_p, index_term_p,
9771 reg_plus_index_p): Return bool instead of int.
9772 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9774 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9776 (vax_output_conditional_branch): Indent.
9777 (legitimate_constant_address_p, indirectable_constant_address_p,
9778 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9779 vax_mode_dependent_address_p): Return bool instead of int, update for
9781 * config/vax/vax-protos.h (legitimate_constant_address_p,
9782 legitimate_constant_p, legitimate_address_p,
9783 vax_mode_dependent_address_p): Change declaration to bool.
9784 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9785 vax_expand_addsub_di_operands, vax_output_int_subtract,
9786 vax_output_movmemsi): Declare.
9787 (split_quadword_operands, vax_float_literal): Delete declaration.
9788 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9789 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9790 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9791 ASM_OUTPUT_DWARF_PCREL): Define.
9792 (ASM_SPEC): Change definition to allow PIC generation.
9794 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9796 * doc/sourcebuild.texi: Update front-end requirements.
9798 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9801 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9802 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9803 (booldi3_internal3): Use boolean_or_operator instead of
9806 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9809 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9810 declarator whose size is not an integer constant expression but
9811 folds to an integer constant, then treat it as a constant
9814 2009-04-01 Richard Guenther <rguenther@suse.de>
9816 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9817 i * 4 + 2 to (i * 2 + 1) * 2.
9819 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9822 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9823 return if c_parser_asm_string_literal returned NULL.
9825 2009-04-01 Nick Clifton <nickc@redhat.com>
9827 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9829 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9830 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9831 other typedefs to avoid conflicts with libgcc2.c. Define labels
9832 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9834 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9835 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9838 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9840 * varasm.c (default_function_rodata_section): Declare DOT as
9843 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9844 Andrey Galkin <agalkin@hypercom.com>
9847 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9848 Make object_name unique for each process.
9850 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9853 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9854 addressable variables in the parallel that could go out of scope while
9855 running queued tasks.
9857 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9859 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9860 (CASE_VALUES_THRESHOLD): Redefine.
9861 * config/avr/avr.c (avr_override_options): Remove initialization of
9862 avr_case_values_threshold variable.
9863 (avr_case_values_threshold): Remove variable. Add new function.
9864 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9865 * config/avr/avr.opt (mno-tablejump): Remove option.
9866 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9868 2009-04-01 DJ Delorie <dj@redhat.com>
9870 * varasm.c (default_function_rodata_section): Don't assume
9871 anything about where the first '.' in the section name is.
9873 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9875 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9876 rs6000_emit_stack_tie.
9878 2009-03-31 Ian Lance Taylor <iant@google.com>
9880 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9881 gimple_code with GIMPLE_RESX, not RESX.
9883 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9885 * c-common.c (c_get_ident): New.
9886 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9888 2009-04-01 Ben Elliston <bje@au.ibm.com>
9890 * config/rs6000/sysv4.opt (msdata): Improve option description.
9892 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9894 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9895 (divdf3_internal_lat): Remove.
9896 (divxf3_internal_lat): Remove.
9897 (divxf3_internal_thr): Remove.
9898 (divxf): Use divxf3_internal.
9899 * config/ia64/div.md (divsf3_internal_lat): New.
9900 (divdf3_internal_lat): New.
9901 (divxf3_internal): New.
9903 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9906 * Makefile.in (USE_GCC_STDINT): Define.
9907 (stmp-int-hdrs): Install stdint.h if applicable.
9908 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9910 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9911 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9912 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9913 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9914 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9915 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9916 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9917 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9918 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9919 (c_common_nodes_and_builtins): Initialize
9920 underlying_wchar_type_node. Do not initialize
9921 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9922 nodes for new types.
9923 (c_stddef_cpp_builtins): Define macros for new types.
9924 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9926 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9927 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9928 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9929 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9930 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9931 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9932 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9933 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9934 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9935 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9936 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9937 int16_type_node, int32_type_node, int64_type_node,
9938 uint8_type_node, uint16_type_node, c_uint32_type_node,
9939 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9940 int_least32_type_node, int_least64_type_node,
9941 uint_least8_type_node, uint_least16_type_node,
9942 uint_least32_type_node, uint_least64_type_node,
9943 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9944 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9945 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9946 uintptr_type_node): Define.
9947 * c-cppbuiltin.c (builtin_define_constants,
9948 builtin_define_type_minmax): New.
9949 (builtin_define_stdint_macros): Define more macros.
9950 (c_cpp_builtins): Define more limit macros.
9952 (builtin_define_type_max): Define in terms of
9953 builtin_define_type_minmax. Remove is_long parameter. All
9955 * config.gcc (use_gcc_stdint): Define.
9956 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9957 Add newlib-stdint.h for generic targets.
9958 * config/glibc-stdint.h, config/newlib-stdint.h,
9959 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9960 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9961 * config/score/score.h (UINTPTR_TYPE): Define.
9962 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9963 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9964 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9965 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9966 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9967 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9968 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9969 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9970 * config/spu/spu.h (STDINT_LONG32): Define.
9971 * configure.ac (use_gcc_stdint): Substitute.
9972 * configure: Regenerate.
9973 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9974 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9975 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9976 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9977 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9978 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9979 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9980 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9981 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9982 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9983 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9984 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9985 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9986 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9987 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9988 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9989 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9990 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9991 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9992 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9993 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9994 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9995 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9996 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9997 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9998 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9999 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10000 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10001 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
10003 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
10005 * loop-iv.c (suitable_set_for_replacement): Renamed from
10006 simplify_using_assignment; changed to return bool and to accept new
10007 args DEST and SRC. Return true iff we find a source/destination pair
10008 that can be used to make a replacement, and fill SRC and DEST if so.
10009 Remove arg ALTERED. Don't deal with altered regs here. All callers
10011 (simplify_using_initial_values): Deal with altered regs here and track
10012 more precisely the effect they have on the validity of our expression.
10014 * loop-iv.c (simplify_using_condition): A condition of the form
10015 (EQ REG CONST) can be used to simply make a substitution.
10016 (simplify_using_initial_values): Keep track of conditions we have seen
10017 and keep using them to simplify new expressions, while applying the
10018 same substitutions to them as to the expression.
10020 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10021 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
10024 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
10025 changed. Use this when trying to improve the upper bound.
10026 Generate the comparison by using simplify_gen_relational.
10028 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
10030 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
10032 (simplify_using_assignment, simplify_using_initial_values): Call
10033 replace_in_expr to make replacements. Call replace_single_def_regs
10034 once on the initial version of the expression.
10036 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10039 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
10041 2009-03-31 Richard Guenther <rguenther@suse.de>
10043 PR middle-end/31029
10044 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
10045 equality comparisons. Fold C - X CMP X if C % 2 == 1.
10047 2009-03-31 Richard Guenther <rguenther@suse.de>
10049 * tree.h (div_if_zero_remainder): Declare.
10050 * fold-const.c (div_if_zero_remainder): Export.
10051 * tree-ssa-forwprop.c
10052 (forward_propagate_addr_into_variable_array_index): Handle
10053 constant array index addition outside of the variable index.
10055 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10058 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
10059 define_splits, floatunssi<mode>2): Require x87 conversions from
10060 DImode to be permitted.
10062 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10064 PR preprocessor/15638
10065 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
10067 2009-03-31 Richard Guenther <rguenther@suse.de>
10069 PR middle-end/23401
10070 PR middle-end/27810
10071 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
10072 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
10073 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
10074 a separate statement.
10075 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
10076 (lookup_tmp_var): Likewise.
10077 (is_gimple_formal_tmp_or_call_rhs): Remove.
10078 (is_gimple_reg_or_call_rhs): Rename to ...
10079 (is_gimple_reg_rhs_or_call): ... this.
10080 (is_gimple_mem_or_call_rhs): Rename to ...
10081 (is_gimple_mem_rhs_or_call): ... this.
10082 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
10083 DECL_GIMPLE_REG_P only if is_formal is true.
10084 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
10085 for non-proper post-modify expression gimplification.
10086 (gimplify_self_mod_expr): For post-modify expressions gimplify
10087 the lvalue to a minimal lvalue.
10088 (rhs_predicate_for): Remove formal temp case.
10089 (gimplify_modify_expr_rhs): Likewise.
10090 (gimplify_addr_expr): Use is_gimple_reg.
10091 (gimplify_expr): Remove formal temp cases.
10092 (gimple_regimplify_operands): Likewise.
10093 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
10094 and FILTER_EXPR like constants.
10095 * gimple.c (walk_gimple_op): Fix val_only initialization, use
10097 (is_gimple_formal_tmp_rhs): Remove.
10098 (is_gimple_reg_rhs): Remove special casing.
10099 (is_gimple_mem_rhs): Fix.
10100 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
10101 (is_gimple_formal_tmp_var): Remove.
10102 (is_gimple_formal_tmp_reg): Likewise.
10103 (is_gimple_min_lval): Allow invariant component ref parts.
10104 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
10105 is_gimple_formal_tmp_reg): Remove declarations.
10106 * tree-cfg.c (verify_expr): Verify that variables with address
10107 taken do not have DECL_GIMPLE_REG_P set.
10108 * tree-mudflap.c (mf_build_check_statement_for): Use
10109 force_gimple_operand instead of gimplify_expr.
10111 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
10113 * modulo-sched.c (sms_schedule_by_order): Pass the actual
10114 schedulable rows to compute_split_row.
10116 2009-03-31 Ben Elliston <bje@au.ibm.com>
10119 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
10122 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10124 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
10125 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
10126 * configure: Regenerate.
10127 * config.in: Regenerate.
10128 * config/rs6000/rs6000.opt (mtls-markers): Add.
10129 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
10130 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
10131 (tls_ld_aix, tls_ld_sysv): Likewise.
10132 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
10133 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
10135 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10137 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
10139 2009-03-30 Jan Hubicka <jh@suse.cz>
10141 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
10143 (tree_remove_unreachable_handlers): Cleanup EH predecestor
10144 detection and label handling.
10146 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10148 * ira-int.h (ira_allocno): Rename left_conflicts_num to
10149 left_conflicts_size.
10150 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
10151 ALLOCNO_LEFT_CONFLICTS_SIZE.
10153 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
10154 remove_allocno_from_bucket_and_push,
10155 allocno_spill_priority_compare, push_allocnos_to_stack,
10156 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10157 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
10158 (setup_allocno_left_conflicts_num): Ditto. Rename to
10159 setup_allocno_left_conflicts_size.
10160 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10161 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
10162 setup_allocno_left_conflicts_size instead of
10163 setup_allocno_left_conflicts_num.
10165 * ira-build.c (ira_create_allocno): Use
10166 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
10167 ALLOCNO_LEFT_CONFLICTS_NUM.
10169 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10171 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10172 instead of DF_LR_OUT.
10174 * ira-lives.c (process_bb_node_lives): Ditto.
10176 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10177 instead of DF_LR_{OUT,IN}.
10179 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10181 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10183 2009-03-30 Jan Hubicka <jh@suse.cz>
10185 * except.c (label_to_region_map): Fix thinko.
10187 2009-03-30 Steve Ellcey <sje@cup.hp.com>
10189 PR middle-end/38237
10190 * tree.h (tree_find_value): New declaration.
10191 * tree.c (tree_find_value): New function.
10192 * varasm.c (assemble_external): Avoid duplicate entries on lists.
10194 2009-03-30 Jakub Jelinek <jakub@redhat.com>
10197 * c-decl.c (struct c_binding): Add locus field.
10198 (bind): Add locus argument, set locus field from it.
10199 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
10200 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
10201 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
10202 implicitly_declare, undeclared_variable, lookup_label,
10203 declare_label, c_make_fname_decl, c_builtin_function,
10204 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
10207 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
10210 * config/i386/i386.c (classify_argument): Check total size of
10213 2009-03-30 Martin Jambor <mjambor@suse.cz>
10215 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
10216 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
10217 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
10220 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
10221 seen_variable_array_ref while also traversing a union.
10223 * tree-inline.c (optimize_inline_calls): Do not call
10224 cgraph_node_remove_callees.
10225 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
10226 (pass_remove_cgraph_callee_edges): New variable.
10227 * passes.c (init_optimization_passes): Add
10228 pass_remove_cgraph_callee_edges after early inlining and before all
10229 late intraprocedural passes.
10231 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
10233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10235 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
10236 Fix typos in names.
10238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10240 * combine.c (simplify_comparison): Use have_insn_for.
10241 * dojump.c (do_jump): Likewise.
10243 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10245 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
10246 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
10247 sparc_compare_op0 like sparc_compare_emitted used to be handled.
10248 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
10249 instead of sparc_compare_emitted.
10250 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
10251 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
10252 instead of sparc_compare_emitted.
10254 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10256 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
10257 enter/exit cfglayout mode.
10258 (pass_partition_block): Require it.
10259 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
10260 (combine_instructions): Track basic blocks instead of labels.
10261 (update_cfg_for_uncondjump): New.
10262 (try_combine): Use it. Update jumps after rescanning.
10263 (pass_combine): Require PROP_cfglayout.
10264 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
10266 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10268 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
10269 Provide/destroy PROP_cfglayout respectively.
10270 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
10271 * tree-pass.h (PROP_cfglayout): New.
10273 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10275 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
10276 fold_convert_const_fixed_from_fixed,
10277 fold_convert_const_fixed_from_int,
10278 fold_convert_const_fixed_from_real, fold_negate_const): Do not
10279 set TREE_CONSTANT_OVERFLOW.
10280 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
10281 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
10283 2009-03-30 Ira Rosen <irar@il.ibm.com>
10285 * tree-vect-loop-manip.c: New file.
10286 * tree-vectorizer.c: Update documentation and included files.
10287 (vect_loop_location): Make extern.
10288 (rename_use_op): Move to tree-vect-loop-manip.c
10289 (rename_variables_in_bb, rename_variables_in_loop,
10290 slpeel_update_phis_for_duplicate_loop,
10291 slpeel_update_phi_nodes_for_guard1,
10292 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
10293 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
10294 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
10295 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
10296 find_loop_location): Likewise.
10297 (new_stmt_vec_info): Move to tree-vect-stmts.c.
10298 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
10299 get_vectype_for_scalar_type, vect_is_simple_use,
10300 supportable_widening_operation, supportable_narrowing_operation):
10302 (bb_in_loop_p): Move to tree-vect-loop.c.
10303 (new_loop_vec_info, destroy_loop_vec_info,
10304 reduction_code_for_scalar_code, report_vect_op,
10305 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
10306 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
10307 (vect_supportable_dr_alignment): Likewise.
10308 * tree-vectorizer.h (tree-data-ref.h): Include.
10309 (vect_loop_location): Declare.
10310 Reorganize function declarations according to the new file structure.
10311 * tree-vect-loop.c: New file.
10312 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
10313 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
10314 * tree-vect-data-refs.c: New file.
10315 * tree-vect-patterns.c (timevar.h): Don't include.
10316 * tree-vect-stmts.c: New file.
10317 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
10318 tree-vect-slp.c, tree-vect-loop.c.
10319 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
10320 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
10321 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
10322 (tree-vect-analyze.o): Remove.
10323 (tree-vect-transform.o): Likewise.
10324 (tree-vect-data-refs.o): Add rule.
10325 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
10326 tree-vect-slp.o): Likewise.
10327 (tree-vect-patterns.o): Remove redundant dependencies.
10328 (tree-vectorizer.o): Likewise.
10329 * tree-vect-slp.c: New file.
10331 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10333 * optc-gen.awk: Warn if an option flag has multiple different
10336 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
10338 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
10339 -floop-block): Document dependences on PPL, CLooG and Graphite.
10341 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10343 PR rtl-optimization/323
10344 * c-common.c (c_fully_fold, convert_and_check,
10345 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
10346 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
10347 * c-common.def (EXCESS_PRECISION_EXPR): New.
10348 * c-cppbuiltin.c (builtin_define_float_constants): Define
10349 constants with enough digits for long double.
10350 * c-lex.c (interpret_float): Interpret constant with excess
10351 precision where appropriate.
10352 * c-opts.c (c_common_post_options): Set
10353 flag_excess_precision_cmdline. Give an error for
10354 -fexcess-precision=standard for C++ for processors where the
10355 option is significant.
10356 * c-parser.c (c_parser_conditional_expression): Handle excess
10357 precision in condition.
10358 * c-typeck.c (convert_arguments): Handle arguments with excess
10360 (build_unary_op): Move excess precision outside operation.
10361 (build_conditional_expr): Likewise.
10362 (build_compound_expr): Likewise.
10363 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
10364 (build_modify_expr): Handle excess precision in RHS.
10365 (convert_for_assignment): Handle excess precision in converted
10367 (digest_init, output_init_element, process_init_element): Handle
10368 excess precision in initializer.
10369 (c_finish_return): Handle excess precision in return value.
10370 (build_binary_op): Handle excess precision in operands and add
10371 excess precision as needed for operation.
10372 * common.opt (-fexcess-precision=): New option.
10373 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
10374 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10375 For standard excess precision, output explicit conversion to and
10376 truncation from XFmode.
10377 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
10378 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
10379 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
10380 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
10381 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
10382 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
10383 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
10384 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
10385 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
10386 define_splits, sqrt<mode>2): Disable where appropriate for
10387 standard excess precision.
10388 * convert.c (convert_to_real): Do not shorten arithmetic to type
10389 for which excess precision would be used.
10390 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
10391 * doc/invoke.texi (-fexcess-precision=): Document option.
10392 (-mfpmath=): Correct index entry.
10393 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
10394 flag_excess_precision): New.
10395 * langhooks.c (lhd_post_options): Set
10396 flag_excess_precision_cmdline.
10397 * opts.c (common_handle_option): Handle -fexcess-precision=.
10398 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
10399 init_excess_precision): New.
10400 (lang_dependent_init_target): Call init_excess_precision.
10401 * tree.c (excess_precision_type): New.
10402 * tree.h (excess_precision_type): Declare.
10404 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10407 * c-typeck.c (build_component_ref): Do not copy qualifiers from
10408 non-lvalue to component.
10410 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10412 PR preprocessor/34695
10413 * Makefile.in (c-opts.o): Depend on c-tree.h.
10414 * c-common.c: Move down include of diagnostic.h.
10415 (done_lexing, c_cpp_error): New.
10416 * c-common.h (done_lexing): Declare.
10417 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
10419 * c-opts.c: Include c-tree.h.
10420 (c_common_init_options): Set preprocessor error callback.
10421 (c_common_handle_option): Do not set preprocessor
10422 inhibit_warnings, warnings_are_errors, warn_system_headers,
10423 pedantic_errors or inhibit_warnings flags.
10424 (c_common_post_options): Do not check cpp_errors (parse_in).
10425 (c_common_finish): Do not output dependencies if there were
10426 errors. Do not check return value of cpp_finish.
10427 * c-ppoutput.c (pp_file_change): Set input_location.
10428 * c-tree.h (c_cpp_error): Declare.
10429 * diagnostic.c (diagnostic_set_info_translated): Also initialize
10431 (diagnostic_build_prefix): Check override_column.
10432 * diagnostic.h (diagnostic_info): Add override_column field.
10433 (diagnostic_override_column): Define.
10435 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
10437 * c-common.c (c_expand_expr, c_staticp): Remove.
10438 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
10439 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
10440 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
10441 * c-gimplify.c (gimplify_compound_literal_expr,
10442 optimize_compound_literals_in_ctor): Remove.
10443 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
10444 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
10445 * c-semantics.c (emit_local_var): Remove.
10447 * langhooks-def.h (lhd_expand_expr): Remove.
10448 * langhooks.c (lhd_expand_expr): Remove.
10449 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
10451 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
10452 handling from c-semantics.c; don't call into langhook.
10453 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
10454 * gimplify.c (gimplify_compound_literal_expr,
10455 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
10456 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
10457 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
10458 as was done in c-gimplify.c.
10459 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
10460 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
10461 Move from c-common.h.
10462 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
10464 * tree.c (staticp): Do not call langhook.
10465 * langhooks.c (lhd_staticp): Delete.
10466 * langhooks-def.h (lhd_staticp): Delete prototype.
10467 (LANG_HOOKS_STATICP): Delete.
10468 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
10470 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
10471 instead of DECL_STMTs.
10473 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10481 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
10483 (fold_call_expr): Return a NOP_EXPR from folding rather than the
10484 contained expression.
10485 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
10486 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
10487 conditional expressions for C.
10488 (decl_constant_value_for_optimization): Move from
10489 decl_constant_value_for_broken_optimization in c-typeck.c. Check
10490 whether optimizing and that the expression is a VAR_DECL not of
10491 array type instead of doing such checks in the caller. Do not
10492 check pedantic. Call gcc_unreachable for C++.
10493 * c-common.def (C_MAYBE_CONST_EXPR): New.
10494 * c-common.h (c_fully_fold, c_save_expr,
10495 decl_constant_value_for_optimization): New prototypes.
10496 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10497 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10498 EXPR_INT_CONST_OPERANDS): Define.
10499 * c-convert.c (convert): Strip nops from expression.
10500 * c-decl.c (groktypename): Take extra parameters expr and
10501 expr_const_operands. Update call to grokdeclarator.
10502 (start_decl): Update call to grokdeclarator. Add statement for
10503 expressions used in type of decl.
10504 (grokparm): Update call to grokdeclarator.
10505 (push_parm_decl): Update call to grokdeclarator.
10506 (build_compound_literal): Add parameter non_const and build a
10507 C_MAYBE_COSNT_EXPR if applicable.
10508 (grokdeclarator): Take extra parameters expr and
10509 expr_const_operands. Track expressions used in declaration
10510 specifiers and declarators. Fold array sizes and track whether
10511 they are constant expressions and whether they are integer
10512 constant expressions.
10513 (parser_xref_tag): Set expr and expr_const_operands fields in
10515 (grokfield): Update call to grokdeclarator.
10516 (start_function): Update call to grokdeclarator.
10517 (build_null_declspecs): Set expr and expr_const_operands fields in
10519 (declspecs_add_type): Handle expressions in typeof specifiers.
10520 * c-parser.c (c_parser_declspecs): Set expr and
10521 expr_const_operands fields for declaration specifiers.
10522 (c_parser_enum_specifier): Likewise.
10523 (c_parser_struct_or_union_specifier): Likewise.
10524 (c_parser_typeof_specifier): Likewise. Update call to
10525 groktypename. Fold expression as needed. Return expressions with
10526 type instead of adding statements.
10527 (c_parser_attributes): Update calls to c_parser_expr_list.
10528 (c_parser_statement_after_labels): Fold expression before passing
10529 to objc_build_throw_stmt.
10530 (c_parser_condition): Fold expression.
10531 (c_parser_asm_operands): Fold expression.
10532 (c_parser_conditional_expression): Use c_save_expr. Update call
10533 to build_conditional_expr.
10534 (c_parser_alignof_expression): Update call to groktypename.
10535 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
10536 original_code. Fold expression argument of va_arg. Create
10537 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
10538 argument to va_arg. Update calls to groktypename. Fold array
10539 index for offsetof. Verify that first argument to
10540 __builtin_choose_expr has integer type.
10541 (c_parser_postfix_expression_after_paren_type): Update calls to
10542 groktypename and build_compound_literal. Handle expressions with
10543 side effects in type name.
10544 (c_parser_postfix_expression_after_primary): Update call to
10545 c_parser_expr_list. Set original_code for calls to
10546 __builtin_constant_p.
10547 (c_parser_expr_list): Take extra parameter fold_p. Fold
10548 expressions if requested.
10549 (c_parser_objc_type_name): Update call to groktypename.
10550 (c_parser_objc_synchronized_statement): Fold expression.
10551 (c_parser_objc_receiver): Fold expression.
10552 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
10553 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10554 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10555 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10556 (struct c_typespec): Add elements expr and expr_const_operands.
10557 (struct c_declspecs): Add elements expr and expr_const_operands.
10558 (groktypename, build_conditional_expr, build_compound_literal):
10560 (in_late_binary_op): Declare.
10561 * c-typeck.c (note_integer_operands): New function.
10562 (in_late_binary_op): New variable.
10563 (decl_constant_value_for_broken_optimization): Move to c-common.c
10564 and rename to decl_constant_value_for_optimization.
10565 (default_function_array_conversion): Do not strip nops.
10566 (default_conversion): Do not call
10567 decl_constant_value_for_broken_optimization.
10568 (build_array_ref): Do not fold result.
10569 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10570 result when operand is a VLA.
10571 (c_expr_sizeof_type): Update call to groktypename. Handle
10572 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10573 result when operand names a VLA type.
10574 (build_function_call): Update call to build_compound_literal.
10575 Only fold result for calls to __builtin_* functions. Strip
10576 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10577 the function designator.
10578 (convert_arguments): Fold arguments. Update call to
10579 convert_for_assignment.
10580 (build_unary_op): Handle increment and decrement of
10581 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10582 decrement earlier. Fold operand of increment and decrement.
10583 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10584 built for integer operand. Wrap returns that are INTEGER_CSTs
10585 without being integer constant expressions or that have integer
10586 constant operands without being INTEGER_CSTs.
10587 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10588 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10589 result is an integer constant expression or can be used in
10590 unevaluated parts of one and avoid folding and wrap as
10591 appropriate. Fold operands before possibly doing -Wsign-compare
10593 (build_compound_expr): Wrap result for C99 if operands can be used
10594 in integer constant expressions.
10595 (build_c_cast): Update call to digest_init. Do not ignore
10596 overflow from casting floating-point constants to integers. Wrap
10597 results that could be confused with integer constant expressions,
10598 null pointer constants or floating-point constants.
10599 (c_cast_expr): Update call to groktypename. Handle expressions
10600 included in type name.
10601 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10602 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10603 Update calls to convert_for_assignment.
10604 (convert_for_assignment): Take new parameter
10605 null_pointer_constant. Do not strip nops or call
10606 decl_constant_value_for_broken_optimization. Set
10607 in_late_binary_op for conversions to boolean.
10608 (store_init_value): Update call to digest_init.
10609 (digest_init): Take new parameter null_pointer_constant. Do not
10610 call decl_constant_value_for_broken_optimization. pedwarn for
10611 initializers not constant expressions. Update calls to
10612 convert_for_assignment.
10613 (constructor_nonconst): New.
10614 (struct constructor_stack): Add nonconst element.
10615 (really_start_incremental_init, push_init_level, pop_init_level):
10616 Handle constructor_nonconst and nonconst element.
10617 (set_init_index): Call constant_expression_warning for array
10619 (output_init_element): Fold value. Set constructor_nonconst as
10620 applicable. pedwarn for initializers not constant expressions.
10621 Update call to digest_init. Call constant_expression_warning
10622 where constant initializers are required.
10623 (process_init_element): Use c_save_expr.
10624 (c_finish_goto_ptr): Fold expression.
10625 (c_finish_return): Fold return value. Update call to
10626 convert_for_assignment.
10627 (c_start_case): Fold switch expression.
10628 (c_process_expr_stmt): Fold expression.
10629 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10630 ensure statement expression is not evaluated in constant expression.
10631 (build_binary_op): Track whether results are integer constant
10632 expressions or may occur in such, disable folding and wrap results
10633 as applicable. Fold operands for -Wsign-compare warnings unless
10635 (c_objc_common_truthvalue_conversion): Handle results folded to
10636 integer constants that are not integer constant expressions.
10637 * doc/extend.texi: Document when typeof operands are evaluated,
10638 that condition of __builtin_choose_expr is an integer constant
10639 expression, and more about use of __builtin_constant_p in
10642 2009-03-29 Richard Guenther <rguenther@suse.de>
10644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10645 propagate addresses of array references.
10647 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10649 * regmove.c (perhaps_ends_bb_p): Remove.
10650 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10651 from INSN and check that the main loop stays within that basic block.
10652 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10653 (regmove_forward_pass): Split out from regmove_optimize. Use
10654 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10655 (regmove_backward_pass): Split out from regmove_optimize. Use
10656 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10657 (regmove_optimize): Simplify.
10659 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10662 * config/i386/i386.c (classify_argument): Ignore flexible array
10663 member in struct and warn ABI change.
10665 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10667 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10669 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10670 (ix86_adjust_cost): Updated.
10672 2009-03-29 Jan Hubicka <jh@suse.cz>
10674 PR middle-end/28850
10675 * tree-pass.h (pass_cleanup_eh): New function.
10676 (remove_unreachable_regions): Break code handling RTL
10677 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10678 that can not be reached by runtime.
10679 (can_be_reached_by_runtime): New function.
10680 (label_to_region_map): New function.
10681 (num_eh_regions): New function.
10682 (rtl_remove_unreachable_regions): New function.
10683 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10684 (remove_eh_region): New function.
10685 * except.h: Include sbitmap and vecprim.
10686 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10687 num_eh_regions): Declare.
10688 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10689 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10690 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10691 (tree_empty_eh_handler_p): New function.
10692 (cleanup_empty_eh): New function.
10693 (cleanup_eh): New function.
10694 (pass_cleanup_eh): New function.
10696 2009-03-29 Jan Hubicka <jh@suse.cz>
10698 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10699 for removed regions.
10701 2009-03-29 Jan Hubicka <jh@suse.cz>
10703 * except.c (dump_eh_tree): Dump all datastructures.
10705 2009-03-29 Jan Hubicka <jh@suse.cz>
10707 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10708 (duplicate_eh_regions_1): Likewise.
10709 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10710 vector; call EH verification.
10711 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10712 Be ready for region being removed.
10714 2009-03-29 Jan Hubicka <jh@suse.cz>
10716 * bitmap.c (bitmap_last_set_bit): New function.
10717 * bitmap.h (bitmap_last_set_bit): Declare.
10719 2009-03-29 David Ayers <ayers@fsfe.org>
10722 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10723 by calling objc_compare_types and surpress warnings about
10724 incompatible C pointers that are compatible ObjC pointers.
10726 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10728 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10729 call initialize_inline_failed.
10730 (initialize_inline_failed): Move it from here ...
10731 * cgraph.c (initialize_inline_failed): ... to here.
10732 (cgraph_create_edge): Call initialize_inline_failed rather than
10733 setting inline_failed directly.
10735 2009-03-29 Ben Elliston <bje@au.ibm.com>
10738 * sysv4.opt (msdata): Improve comment.
10739 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10740 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10742 2009-03-29 Ben Elliston <bje@au.ibm.com>
10745 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10746 load and store attributes.
10748 2009-03-29 Ben Elliston <bje@au.ibm.com>
10750 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10751 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10752 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10753 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10754 __builtin_infq and __builtin_huge_valq.
10756 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10758 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10760 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10761 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10763 2009-03-28 Xinliang David Li <davidxl@google.com>
10765 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10766 (do_dbg_cnt): New function.
10768 2009-03-28 Jan Hubicka <jh@suse.cz>
10770 Merge from pretty-ipa:
10772 2009-03-27 Jan Hubicka <jh@suse.cz>
10774 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10775 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10776 * passes.c (function_called_by_processed_nodes_p): New.
10777 * ipa-pure-const.c (check_call): Fix handling of operands.
10778 (analyze_function): Dump debug output for skipped bodies.
10779 (local_pure_const): Use function_called_by_processed_nodes_p.
10780 * dwarf2out.c (reference_to_unused): Use output.
10781 * passes.c (do_per_function_toporder): Likewise.
10783 2008-11-12 Jan Hubicka <jh@suse.cz>
10785 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10786 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10787 state_set_in_source enum
10788 (check_decl): Ignore memory tags; do not set fake looping flags;
10790 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10791 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10792 (check_call, analyze_function): Rewrite.
10794 (add_new_function): Update call of analyze_function.
10795 (generate_summary): Add call of analyze_function.
10796 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10797 (local_pure_const): New function.
10798 (pass_local_pure_const): New pass.
10799 * ipa-inline.c (inline_transform): Set after_inlining.
10800 * tree-eh.c (stmt_can_throw_external): New.
10801 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10802 work with aliasing built.
10803 * tree-flow.h (stmt_can_throw_external): New.
10804 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10805 and local pure/const pass in early and late optimization queue.
10807 2009-03-28 Martin Jambor <mjambor@suse.cz>
10809 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10811 (fold_binary): Allow function decl aligment consideration is the
10812 second argument is integer constant one.
10813 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10814 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10815 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10817 2009-03-28 Jan Hubicka <jh@suse.cz>
10819 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10820 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10821 * function.h (rtl_data): Add nothrow flag.
10822 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10823 set DECL_NOTHROW for AVAILABLE functions.
10825 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10827 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10828 following vector keyword has expansion starting with pixel or bool
10829 keyword, expand vector to __vector and pixel or bool to __pixel or
10833 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10834 warn_if_disallowed_function_p): Removed.
10835 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10836 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10837 warning_if_disallowed_function_p.
10838 * flags.h (warn_if_disallowed_function_p,
10839 warn_disallowed_functions): Removed.
10840 * common.opt (Wdisallowed-function-list=): Removed.
10841 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10843 2009-03-28 Richard Guenther <rguenther@suse.de>
10845 PR tree-optimization/38723
10846 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10849 2009-03-28 Jan Hubicka <jh@suse.cz>
10851 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10852 test introduced by my previous patch.
10854 2009-03-28 Richard Guenther <rguenther@suse.de>
10856 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10857 the PHIs value undefined.
10859 2009-03-28 Jan Hubicka <jh@suse.cz>
10861 * tree-pass.h (pass_fixup_cfg): New pass.
10862 * ipa-inline.c (inline_transform): Set
10863 always_inline_functions_inlined/after_inlining.
10864 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10865 (pass_fixup_cfg): New pass.
10866 * passes.c (init_optimization_passes): Add fixup_cfg.
10868 2009-03-28 Richard Guenther <rguenther@suse.de>
10870 PR tree-optimization/38458
10871 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10872 argument use the arguments copy-of value.
10874 2009-03-28 Richard Guenther <rguenther@suse.de>
10876 PR tree-optimization/38180
10877 * tree-ssa-ccp.c (get_default_value): Simplify.
10878 (likely_value): Likewise.
10879 (surely_varying_stmt_p): Properly handle VOP case.
10880 (ccp_initialize): Likewise.
10881 (ccp_fold): Handle propagating through *&.
10882 (fold_const_aggregate_ref): Also handle decls.
10884 2009-03-28 Jan Hubicka <jh@suse.cz>
10886 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10887 * cgraph.h (cgraph_node): Likewise.
10888 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10889 (cgraph_reset_node): Use process flag.
10890 (cgraph_mark_functions_to_output): Likewise.
10891 (cgraph_expand_function): Likewise.
10892 (cgraph_expand_all_functions): Likewise.
10893 (cgraph_output_in_order): Likewise.
10894 * dwarf2out.c (reference_to_unused): Likewise.
10895 * passes.c do_per_function_toporder): Likewise.
10897 2009-03-28 Jan Hubicka <jh@suse.cz>
10899 Bring from lto-branch:
10901 2008-09-03 Doug Kwan <dougkwan@google.com>
10903 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10904 enums instead of reason strings.
10905 * cgraph.c (cgraph_create_edge): Same.
10906 (cgraph_inline_failed_string): New function.
10907 * cgraph.h (cgraph_inline_failed_t): New enum type.
10908 (cgraph_inline_failed_string): New prototype.
10909 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10910 char pointer to cgraph_inline_failed_t.
10911 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10912 (cgraph_default_inline_p): Ditto.
10913 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10914 to cgraph_inline_failed_t pointer.
10915 * cif-code.def: New file.
10916 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10918 (cgraph_check_inline_limits): Change type of REASON to pointer to
10919 cgraph_inline_failed_t. Replace reason strings with enums.
10920 (cgraph_default_inline_p): Ditto.
10921 (cgraph_recursive_inlining_p): Ditto.
10922 (update_caller_keys): Change type of FAILED_REASON to
10923 cgraph_inline_failed_t.
10924 (cgraph_set_inline_failed): Change type of REASON to pointer to
10925 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10926 convert enums to strings for text output.
10927 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10928 to be of type cgraph_inline_failed_t. Replace reason strings with
10929 enums. Call cgraph_inline_failed_string to covert enums
10930 to strings for text output.
10931 (cgraph_decide_inlining): Replace reason strings with enums.
10932 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10933 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10935 * tree-inline.c (expand_call_inline): Change type of REASON
10936 to cgraph_inline_failed_t. Replace reason strings with enums.
10937 Call cgraph_inline_failed_string for text output.
10938 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10941 2009-03-28 Jan Hubicka <jh@suse.cz>
10943 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10944 cgraph_clone_node): Remove master clone handling.
10945 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10946 * cgraph.h (master_clone): Remove.
10947 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10948 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10949 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10951 2009-03-28 Jan Hubicka <jh@suse.cz>
10953 * cgraph.c (cgraph_function_body_availability): Functions declared
10954 inline are always safe to assume that it is not going to be replaced.
10956 2009-03-28 Richard Guenther <rguenther@suse.de>
10958 PR tree-optimization/38513
10959 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10960 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10961 EXC_PTR_EXPR and FILTER_EXPR.
10962 (get_ref_from_reference_ops): Likewise.
10964 2009-03-28 Richard Guenther <rguenther@suse.de>
10966 PR tree-optimization/38968
10967 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10968 Use FLOOR_MOD_EXPR to compute misalignment.
10970 2009-03-28 Richard Guenther <rguenther@suse.de>
10972 PR tree-optimization/37795
10973 * tree.h (combine_comparisons): Declare.
10974 * fold-const.c (combine_comparisons): Export.
10975 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10977 (ifcombine_iforif): Use combine_comparisons.
10979 2009-03-28 Jan Hubicka <jh@suse.cz>
10981 * tree-eh.c (inlinable_call_p): New function.
10982 (make_eh_edges): Use it.
10983 (verify_eh_edges): Use it.
10984 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10985 * except.c (reachable_next_level): Add inlinable_function argument
10986 (sjlj_find_directly_reachable_regions): Update.
10987 (add_reachable_handler): Do not set saw_any_handlers.
10988 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10989 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10990 Add new inlinable call parameter.
10991 (can_throw_internal, can_throw_external): Update.
10992 * except.h (can_throw_internal_1, can_throw_external_1,
10993 foreach_reachable_handler): Update declaration.
10995 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10997 * config/arm/t-arm-coff, config/h8300/coff.h,
10998 config/i386/i386-aout.h, config/i386/i386-coff.h,
10999 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
11000 config/pdp11/2bsd.h, config/rs6000/aix41.h,
11001 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
11002 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
11003 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
11004 sys-types.h: Remove.
11005 * Makefile.in: Remove protoize and fixproto support and references
11007 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
11008 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
11010 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
11011 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
11012 unprotoize$(exeext).
11013 (rest.encap): Don't depend on $(STMP_FIXPROTO)
11014 (.PHONY): Don't depend on proto.
11015 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
11016 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
11017 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
11018 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
11019 build/gen-protos.o, build/scan.o, xsys-protos.h,
11020 build/fix-header$(build_exeext), build/fix-header.o,
11021 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
11022 stmp-install-fixproto): Remove.
11023 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
11024 SYSCALLS.c or fixproto files.
11025 (install-common): Don't install protoize.
11026 (install-headers-tar, install-headers-cpio, install-headers-cp):
11027 Don't depend on $(STMP_FIXPROTO).
11028 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
11029 install fixproto files or write out fixproto settings.
11030 (uninstall): Don't uninstall protoize.
11031 * config.gcc (use_fixproto): Remove.
11032 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
11033 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
11034 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
11035 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
11036 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
11037 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
11038 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
11039 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
11040 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
11041 * config/t-vxworks (STMP_FIXPROTO): Remove.
11042 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
11043 STMP_FIXPROTO): Remove.
11044 * config.in, configure: Regenerate.
11045 * crtstuff.c (gid_t, uid_t): Don't undefine.
11046 * doc/install.texi: Change m68k-coff to m68k-elf in example.
11047 (arm-*-coff, arm-*-aout: Remove target entries.
11048 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
11049 Remove mention of AIX 4.1.
11050 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
11051 * doc/invoke.texi (Running Protoize): Remove.
11052 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
11053 (Protoize Caveats): Remove.
11054 * tsystem.h: Update comments on headers assumed to exist.
11056 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
11058 * genautomata.c: Add a new year to the copyright. Add a new
11060 (struct insn_reserv_decl): Add comments for member bypass_list.
11061 (find_bypass): Remove.
11062 (insert_bypass): New.
11063 (process_decls): Use insert_bypass.
11064 (output_internal_insn_latency_func): Output all bypasses with the
11065 same input insn in one switch case.
11067 * rtl.def (define_bypass): Describe bypass choice.
11068 * doc/md.texi (define_bypass): Ditto.
11070 2009-03-27 Richard Guenther <rguenther@suse.de>
11072 * gimplify.c (mark_addressable): Export.
11073 * tree-flow.h (mark_addressable): Declare.
11074 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
11075 * tree-ssa.c (verify_phi_args): Verify that address taken
11076 variables have TREE_ADDRESSABLE set.
11078 2009-03-27 Richard Guenther <rguenther@suse.de>
11080 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
11081 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
11082 Do not mark decls TREE_ADDRESSABLE.
11083 (build_fold_addr_expr): Adjust.
11084 (fold_addr_expr): Remove.
11085 (fold_unary): Use build_fold_addr_expr.
11086 (fold_comparison): Likewise.
11087 (split_address_to_core_and_offset): Likewise.
11088 * coverage.c (tree_coverage_counter_addr): Mark the array decl
11090 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
11091 (gimplify_modify_expr_to_memcpy): Mark source and destination
11093 * omp-low.c (create_omp_child_function): Mark the object decl
11095 (lower_rec_input_clauses): Mark the var we take the address of
11097 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
11099 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11101 PR middle-end/39315
11102 * cfgexpand.c (expand_one_stack_var_at): Change alignment
11103 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
11105 2009-03-27 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/39120
11108 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
11110 (handle_lhs_call): Process return constraints. Add escape
11111 constraints if necessary.
11112 (handle_const_call): Fill out return constraints. Make nested
11113 case more precise. Avoid consttmp if possible.
11114 (handle_pure_call): Fill out return constraints. Avoid
11115 callused if possible.
11116 (find_func_aliases): Simplify call handling.
11118 2009-03-27 Richard Guenther <rguenther@suse.de>
11120 PR tree-optimization/39120
11121 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
11122 as a representative.
11123 (solve_graph): Do propagate CALLUSED.
11124 (handle_pure_call): Use a scalar constraint from CALLUSED for
11126 (find_what_p_points_to): CALLUSED shall not appear in poins-to
11129 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11132 * c-common.c (handle_aligned_attribute): Properly check alignment
11133 overflow. Use (1U << i) instead of (1 << i).
11135 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
11137 * expr.h (get_mem_align_offset): Updated.
11139 * tree.h (tree_decl_common): Change align to "unsigned int" and
11140 move it before pointer_alias_set.
11142 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11143 Jakub Jelinek <jakub@redhat.com>
11146 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
11147 gr_register_operand with gr_reg_or_0_operand.
11148 (cmpxchg_rel_di): Likewise.
11149 (sync_lock_test_and_set<mode>): Likewise.
11151 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11153 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
11154 (true_regnum): Likewise.
11156 * rtlanal.c (subreg_info): Moved to ...
11157 * rtl.h (subreg_info): Here. New.
11158 (subreg_get_info): New.
11160 * rtlanal.c (subreg_get_info): Make it extern.
11162 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11165 * config/i386/i386.c (ix86_abi): New.
11166 (override_options): Handle -mabi=.
11167 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
11168 (ix86_call_abi_override): Likewise.
11169 (init_cumulative_args): Likewise.
11170 (function_arg_advance): Likewise.
11171 (function_arg_64): Likewise.
11172 (function_arg): Likewise.
11173 (ix86_pass_by_reference): Likewise.
11174 (ix86_function_value_regno_p): Likewise.
11175 (ix86_build_builtin_va_list_abi): Likewise.
11176 (setup_incoming_varargs_64): Likewise.
11177 (is_va_list_char_pointer): Likewise.
11178 (ix86_init_machine_status): Likewise.
11179 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
11180 (ix86_function_type_abi): Return enum calling_abi. Rewrite
11181 for 64bit. Replace DEFAULT_ABI with ix86_abi.
11182 (ix86_function_abi): Make it static and return enum calling_abi.
11183 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
11185 (ix86_fn_abi_va_list): Updated.
11187 * config/i386/i386.h (ix86_abi): New.
11188 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
11189 (CONDITIONAL_REGISTER_USAGE): Likewise.
11190 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
11191 (machine_function): Likewise.
11193 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
11195 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
11196 (STACK_BOUNDARY): Likewise.
11197 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
11199 * config/i386/i386.opt (mabi=): New.
11201 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
11202 return enum calling_abi.
11203 (ix86_function_type_abi): Likewise.
11204 (ix86_function_abi): Removed.
11206 * doc/invoke.texi: Document -mabi= option for x86.
11208 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11210 * builtins.c (real_dconstp): Delete.
11211 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
11213 2009-03-27 Dodji Seketeli <dodji@redhat.com>
11214 Jakub Jelinek <jakub@redhat.com>
11217 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
11218 (gen_subprogram_die): When a function is explicit, generate the
11219 DW_AT_explicit attribute.
11220 * langhooks.h (struct lang_hooks_for_decls): Add
11221 function_decl_explicit_p langhook.
11222 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
11223 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
11225 2009-03-27 Jakub Jelinek <jakub@redhat.com>
11227 * builtins.c (fold_builtin_memory_op): Optimize memmove
11228 into memcpy if we can prove source and destination don't overlap.
11230 * tree-inline.c: Include gt-tree-inline.h.
11231 (clone_fn_id_num): New variable.
11232 (clone_function_name): New function.
11233 (tree_function_versioning): Use it.
11234 * Makefile.in (GTFILES): Add tree-inline.c.
11236 2009-03-27 Mark Mitchell <mark@codesourcery.com>
11238 * BASE-VER: Change to 4.5.0.
11240 2009-03-27 Xinliang David Li <davidxl@google.com>
11242 PR tree-optimization/39557
11243 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
11245 2009-03-27 Xinliang David Li <davidxl@google.com>
11247 PR tree-optimization/39548
11248 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
11251 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11253 * c-common.c (pointer_int_sum): Use %wd on return from
11256 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11258 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
11259 on return from tree_low_cst.
11261 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
11264 * ginclude/stdarg.h (va_copy): Define also for
11265 __GXX_EXPERIMENTAL_CXX0X__.
11267 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11270 * builtins.h (c_strlen): Do not warn here.
11271 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11272 * c-common.c (pointer_int_sum): Take an explicit location.
11273 Warn about offsets out of bounds.
11274 * c-common.h (pointer_int_sum): Adjust declaration.
11276 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11278 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
11281 2009-03-26 Jakub Jelinek <jakub@redhat.com>
11284 * opts.c (warn_if_disallowed_function_p): Don't assume
11285 get_callee_fndecl must return non-NULL.
11287 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
11289 PR rtl-optimization/39522
11290 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
11291 when reg_reloaded_valid is set.
11293 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11295 * config/spu/divv2df3.c: New file.
11296 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
11297 (DPBIT_FUNCS): Filter out _div_df.
11299 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
11301 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
11302 a jump insn, count that jump in the distance to the loop start.
11304 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
11307 * config/sh/sh.c (calc_live_regs): Fix condition for global
11308 registers except PIC_OFFSET_TABLE_REGNUM.
11310 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
11313 * doc/invoke.texi (-mconsole): New.
11315 (-mno-cygwin): New.
11317 (-mnop-fun-dllimport): New.
11321 (sub section "i386 and x86-64 Windows Options"): New.
11323 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
11325 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
11326 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
11328 2009-03-25 Richard Guenther <rguenther@suse.de>
11330 PR middle-end/39497
11331 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
11334 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
11336 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
11337 neither of haifa/selective schedulers are working.
11339 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11341 * doc/invoke.texi (Debugging Options): Fix description of
11342 -fno-merge-debug-strings.
11344 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
11346 * config/cris/libgcc.ver: New version-script.
11347 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
11349 * configure.ac <GAS features, nop mnemonic>: Add pattern
11350 crisv32-*-* for "nop".
11351 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
11352 * configure: Regenerate.
11354 2009-03-24 Ira Rosen <irar@il.ibm.com>
11356 PR tree-optimization/39529
11357 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11358 mark_sym_for_renaming for the tag copied to the new vector
11361 2009-03-24 Arthur Loiret <aloiret@debian.org>
11363 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
11364 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
11365 EXTRA_SPEC_FUNCTIONS.
11366 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
11367 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
11368 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
11369 -march and -mtune options.
11371 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
11373 * config/m68k/t-rtems: Add m5329 multilib.
11375 2009-03-24 Dodji Seketeli <dodji@redhat.com>
11376 Jakub Jelinek <jakub@redhat.com>
11379 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
11382 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11385 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
11386 instead of c_parser_expression_conv, if original_code isn't one of the
11387 4 allowed comparison codes, fail.
11389 2009-03-23 Richard Guenther <rguenther@suse.de>
11391 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
11392 * tree.h (struct tree_type): Likewise.
11393 * reload.h (struct insn_chain): Likewise.
11394 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
11395 * function.h (struct function): Likewise.
11396 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
11398 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11400 PR tree-optimization/39516
11401 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
11403 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
11405 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
11406 should be set true if BITS_PER_WORD of target is bigger than 32
11408 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
11410 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
11411 Translate -B-options to -rpath-link. Correct existing
11412 rpath-link and conditionalize on !nostdlib.
11414 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11416 * doc/extend.texi (Function Attributes, Variable Attributes):
11418 * doc/invoke.texi (Debugging Options, Optimize Options)
11419 (i386 and x86-64 Options, MCore Options): Likewise.
11421 2009-03-20 Jakub Jelinek <jakub@redhat.com>
11424 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
11425 it for block local namespace aliases.
11426 (gen_decl_die): Pass context_die to gen_namespace_die.
11428 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11431 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
11432 minimum or maximum value.
11434 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
11436 * reginfo.c (globalize_reg): Recompute derived reg sets.
11438 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
11441 * libgcc2.c (mprotect): Do not use signed arguments for
11442 VirtualProtect, use DWORD arguments. Also fix the 'may
11443 be used uninitialized' warning for the np variable.
11445 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11448 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
11449 functions using regparm calling conventions when not optimizing.
11450 (ix86_function_sseregparm): Similarly for sseregparm calling
11453 2009-03-19 Li Feng <nemokingdom@gmail.com>
11455 PR middle-end/39500
11456 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
11457 dependence if the first conflict is after niter iterations.
11459 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
11461 PR middle-end/38609
11462 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
11463 functions with dynamic stack-pointer adjustments.
11465 2009-03-19 Ben Elliston <bje@au.ibm.com>
11467 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
11468 option; change to -msdata=data.
11470 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11472 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
11475 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
11478 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
11480 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
11482 * doc/invoke.texi (Code Gen Options): Expand discussion of
11485 2009-03-18 Jakub Jelinek <jakub@redhat.com>
11487 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
11488 * matrix-reorg.c (struct matrix_info): Likewise.
11489 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
11490 * rtl.h (struct mem_attrs): Likewise.
11491 * df.h (struct df): Likewise.
11492 * tree-data-ref.h (struct data_dependence_relation): Likewise.
11493 * ira-int.h (struct ira_allocno): Likewise.
11494 * df-scan.c (struct df_collection_rec): Likewise.
11495 * ira.c (struct equivalence): Likewise.
11496 * function.c (struct temp_slot): Likewise.
11497 * cfgloop.h (struct loop): Likewise.
11500 * function.c (use_register_for_decl): When not optimizing, disregard
11501 register keyword for variables with types containing methods.
11503 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
11505 PR middle-end/39447
11506 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
11507 (is_simple_operand): Call contains_component_ref_p before calling data
11508 reference analysis that would fail on COMPONENT_REFs.
11510 * tree-vrp.c (search_for_addr_array): Fix formatting.
11512 2009-03-18 Richard Guenther <rguenther@suse.de>
11514 * tree-vect-transform.c (vect_loop_versioning): Fold the
11515 generated comparisons.
11516 * tree-vectorizer.c (set_prologue_iterations): Likewise.
11517 (slpeel_tree_peel_loop_to_edge): Likewise.
11519 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11521 PR middle-end/37805
11522 * opts.c (print_specific_help): In addition to `undocumented',
11523 accept `separate' and `joined' flags if passed alone. Describe
11524 output by the first matched one of those.
11525 (common_handle_option): Skip over empty strings.
11526 * gcc.c (display_help): Fix help string for `--help='.
11527 * doc/invoke.texi (Option Summary, Overall Options): With
11528 `--help=', classes and qualifiers can both be repeated, but
11529 only the latter can be negated. One should not pass only
11530 negated qualifiers. Fix markup and examples.
11533 2008-10-14 Jakub Jelinek <jakub@redhat.com>
11534 PR middle-end/37805
11535 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
11536 and -fhelp=separate.
11538 2009-03-17 Jing Yu <jingyu@google.com>
11540 PR middle-end/39378
11541 * function.h (struct rtl_data): Move is_thunk from here...
11542 (struct function): ...to here.
11543 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
11544 * varasm.c (assemble_start_function): Change is_thunk from crtl to
11546 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
11548 (alpha_does_function_need_gp, alpha_start_function): Likewise.
11549 (alpha_output_function_end_prologue): Likewise.
11550 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
11551 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
11552 (rs6000_output_function_epilogue): Likewise.
11553 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11555 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11559 from different units in a single alternative.
11560 (*truncdfsf_i387): Ditto.
11561 (*truncxfsf2_mixed): Ditto.
11562 (*truncxfdf2_mixed): Ditto.
11564 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11566 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11567 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11570 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11571 unused non-artificial variables when not optimizing.
11574 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11575 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11576 NAMESPACE_DECL in its DECL_INITIAL.
11578 PR middle-end/39443
11579 * optabs.c (set_user_assembler_libfunc): New function.
11580 * expr.h (set_user_assembler_libfunc): New prototype.
11581 * c-common.c: Include libfuncs.h.
11582 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11583 for memcmp, memset, memcpy, memmove and abort.
11584 * Makefile.in (c-common.o): Depend on libfuncs.h.
11587 * dwarf2out.c (gen_inlined_enumeration_type_die,
11588 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11589 gen_tagged_type_instantiation_die): Removed.
11590 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11593 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11596 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11598 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11599 (check-parallel-%): Ditto.
11600 (check-consistency): Ditto.
11602 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11604 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11605 local variable rhs by NULL_TREE.
11607 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11610 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11612 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11615 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11617 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11620 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11621 for ms->sysv ABI calls only in 64bit mode.
11623 * config/i386/i386.md (untyped_call): Support 32bit.
11625 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11627 * doc/extend.texi: Replace x86_65 with x86_64.
11629 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11631 PR tree-optimization/39455
11632 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11633 mismatches for POINTER_TYPE_P (type).
11634 (number_of_iterations_le): Likewise.
11636 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11638 * config/picochip/picochip.c: Removed profiling support.
11639 * config/picochip/picochip.md: Removed profiling instruction.
11640 * config/picochip/picochip.h: Removed profiling builtin.
11642 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11644 * doc/install.texi (--with-host-libstdcxx): Document.
11646 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11649 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11650 generate a warning if the function name does not begin with
11651 "__vector" and the function has either the 'signal' or 'interrupt'
11652 attribute, from here to ...
11653 (avr_declare_function_name): ...here. New function.
11654 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11655 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11657 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11660 * cse.c (fold_rtx): Don't modify original const_arg1 when
11661 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11662 separate variable instead.
11663 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11664 from out of range shift counts.
11665 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11667 2009-03-13 Catherine Moore <clm@codesourcery.com>
11669 * config/i386/x-mingw32 (host-mingw32.o): Replace
11670 diagnostic.h with $(DIAGNOSTIC_H).
11672 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11675 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11677 * config/i386/sync.md (sync_compare_and_swap<mode>,
11678 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11679 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11681 (sync_double_compare_and_swapdi_pic,
11682 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11683 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11685 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11688 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11690 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11693 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11694 (avx_addsubv4df3): Likewise.
11695 (*avx_addsubv4sf3): Likewise.
11696 (sse3_addsubv4sf3): Likewise.
11698 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11701 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11703 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11706 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11707 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11708 registers for allocnos created from user-defined variables.
11710 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11713 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11714 of non-integer mode as well.
11716 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11718 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11719 for functions for which the parameter types are unknown.
11721 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11724 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11725 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11726 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11727 * config/i386/i386.c (ix86_local_alignment): For
11728 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11729 long long variables on the stack to avoid dynamic realignment.
11730 Allow the first argument to be a decl rather than type.
11731 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11733 2009-03-11 Nick Clifton <nickc@redhat.com>
11736 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11738 Add description to mno-lsim option.
11739 * config/mcore/mcore.h: Remove comment about deprecated m4align
11741 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11742 * doc/invoke.texi: Add description of mno-lsim and
11743 mstack-increment options.
11745 * config/fr30/fr30.opt: Document the -mno-lsim option.
11746 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11747 and -mno-lsim options.
11749 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11751 * fold-const.c (fold_comparison): Only call fold_inf_compare
11752 if the mode supports infinities.
11754 2009-03-11 Jason Merrill <jason@redhat.com>
11757 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11758 end already did. Notice GIMPLE_CALL modifications of the result.
11759 Don't copy debug information from an ignored decl or a decl from
11762 2009-03-10 Richard Guenther <rguenther@suse.de>
11763 Nathan Froyd <froydnj@codesourcery.com>
11765 PR middle-end/37850
11766 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11767 (__divMODE3): Likewise.
11769 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11771 PR tree-optimization/39394
11772 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11773 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11775 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11777 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11778 inline asms for register asm ("") declarations.
11780 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11782 * fold-const.c (fold_unary): Fix comment.
11784 2009-03-07 Jan Hubicka <jh@suse.cz>
11787 * tree-inline.c (setup_one_parameter): Do replacement of const
11788 argument by constant in SSA form.
11790 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11792 PR middle-end/38028
11793 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11794 determine alignment passed to assign_stack_local.
11795 (assign_parms_unsplit_complex): Likewise.
11796 * except.c (sjlj_build_landing_pads): Likewise.
11798 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11800 PR middle-end/39360
11801 * tree-flow.h (add_referenced_var): Return bool instead of void.
11802 * tree-dfa.c (add_referenced_var): Return result of
11803 referenced_var_check_and_insert call.
11804 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11805 of referenced_var_check_and_insert.
11808 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11809 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11810 DIE, don't emit it if abstract origin already has it.
11811 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11812 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11814 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11816 * genpreds.c (needs_variable): Fix parentheses at variable name
11818 (write_tm_constrs_h): Indent generated code.
11820 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11822 * doc/extend.texi (Function Attributes): Add documentation
11823 for isr attributes.
11825 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11828 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11829 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11831 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11833 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11836 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11839 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11840 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11842 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11844 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11845 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11846 constants instead of magic numbers.
11847 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11849 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11850 (x86_64_ms_abi_int_parameter_registers): Ditto.
11851 (x86_64_int_return_registers): Ditto.
11852 (ix86_maybe_switch_abi): Ditto.
11853 (ix86_expand_call): Ditto for clobbered_registers array.
11854 (ix86_hard_regno_mode_ok): Ditto.
11855 (x86_extended_QIreg_mentioned_p): Ditto.
11857 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11859 PR tree-optimization/39349
11860 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11862 * combine.c (gen_lowpart_for_combine): Use omode when generating
11865 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11867 PR rtl-optimization/39235
11868 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11870 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11872 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11874 2009-03-04 Richard Guenther <rguenther@suse.de>
11876 PR tree-optimization/39362
11877 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11878 that occur in abnormal PHIs should be varying.
11880 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11882 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11884 (simple_iv): Take loop as an argument instead of statement.
11885 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11886 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11888 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11890 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11891 * matrix-reorg.c (analyze_transpose): Ditto.
11892 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11893 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11894 * tree-predcom.c (ref_at_iteration): Ditto.
11895 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11897 2009-03-04 Richard Guenther <rguenther@suse.de>
11899 PR tree-optimization/39358
11900 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11901 escaped_id and callused_id.
11902 (solve_graph): Likewise.
11904 2009-03-04 Richard Guenther <rguenther@suse.de>
11906 PR tree-optimization/39339
11907 * tree-sra.c (try_instantiate_multiple_fields): Make it
11908 no longer ICE on the above.
11910 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11912 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11913 that fits within Pmode.
11915 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11917 PR middle-end/10109
11918 * tm.texi (LIBCALL_VALUE): Update description.
11920 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11922 PR middle-end/34443
11923 * doc/extend.texi (section): Update description.
11925 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11927 PR middle-end/39345
11928 * tree-inline.c (remapped_type): New.
11929 (can_be_nonlocal): Call remapped_type instead of remap_type.
11931 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11934 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11935 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11937 2009-03-03 Richard Guenther <rguenther@suse.de>
11939 PR middle-end/39272
11940 * tree.c (tree_nonartificial_location): New function.
11941 * tree.h (tree_nonartificial_location): Declare.
11942 * builtins.c (expand_builtin_memory_chk): Provide location
11943 of the call location for artificial function pieces.
11944 (maybe_emit_chk_warning): Likewise.
11945 (maybe_emit_sprintf_chk_warning): Likewise.
11946 (maybe_emit_free_warning): Likewise.
11947 * expr.c (expand_expr_real_1): Likewise.
11949 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11951 PR tree-optimization/39343
11952 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11953 COMPONENT_REF t has ARRAY_TYPE.
11955 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11957 PR middle-end/39335
11958 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11959 when the type precision of the induction variable should be
11960 larger than the type precision of nit.
11961 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11962 * graphite.c (graphite_loop_normal_form): Same.
11963 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11965 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11967 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11968 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11969 numbers to describe clobbered registers.
11970 (*call_value_0_rex64_ms_sysv): Ditto.
11971 * config/i386/mmx.md (mmx_emms): Ditto.
11972 (mmx_femms): Ditto.
11974 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11976 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11979 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11981 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11982 (spu_section_type_flags): New function.
11984 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11986 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11987 reg_class_contents of FLOAT_REGS into a temporary.
11989 2009-03-02 Richard Guenther <rguenther@suse.de>
11990 Ira Rosen <irar@il.ibm.com>
11992 PR tree-optimization/39318
11993 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11994 information to the vectorized statement.
11996 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11999 variable. Use defined names instead of magic constants for REX SSE
12002 2009-03-01 Richard Guenther <rguenther@suse.de>
12004 PR tree-optimization/39331
12005 * omp-low.c (lower_send_shared_vars): Do not receive new
12006 values for the reference of DECL_BY_REFERENCE parms or results.
12008 2009-03-01 Jan Hubicka <jh@suse.cz>
12011 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
12012 BLOCK_NONLOCALIZED_VAR): New macros.
12013 (tree_block): Add nonlocalized_vars.
12014 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
12015 gen_decl_die): Add origin argument. Allow generation of die with
12016 origin at hand only.
12017 (gen_member_die, gen_type_die_with_usage, force_decl_die,
12018 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
12020 (gen_block_die): Fix checking for unused blocks.
12021 (process_scope_var): Break out from .... ; work with origins only.
12022 (decls_for_scope) ... here; process nonlocalized list.
12023 (dwarf2out_ignore_block): Look for nonlocalized vars.
12024 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
12026 (dump_scope_block): Dump them.
12027 * tree-inline.c (remap_decls): Handle nonlocalized vars.
12028 (remap_block): Likewise.
12029 (can_be_nonlocal): New predicate.
12030 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
12032 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12034 * configure: Regenerate.
12036 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12038 * optc-gen.awk: No need to duplicate option flags twice.
12039 Reuse help texts for duplicate options which do not have any.
12041 * gcc.c (display_help): Document --version.
12043 * gcc.c (main): If print_help_list and verbose_flag, ensure
12044 driver output comes before subprocess output.
12046 * optc-gen.awk: Assign all remaining fields to help string,
12047 space-separated, for multi-line help in *.opt.
12049 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
12050 -Wno-pedantic-ms-format is for MinGW targets only.
12052 * doc/options.texi (Option file format): Fix bad indentation,
12053 restoring dropped sentence.
12055 2009-02-28 Jan Hubicka <jh@suse.cz>
12057 * tree-inline.c (tree_function_versioning): Output debug info.
12059 2009-02-28 Jan Hubicka <jh@suse.cz>
12062 * tree-inline.c (setup_one_parameter): Do not copy propagate
12063 arguments when not optimizing.
12065 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
12068 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
12069 (avx_addsubv4df3): Likewise.
12070 (*avx_addsubv4sf3): Likewise.
12071 (sse3_addsubv4sf3): Likewise.
12072 (*avx_addsubv2df3): Likewise.
12073 (sse3_addsubv2df3): Likewise.
12074 (avx_unpckhps256): Correct item selectors.
12075 (avx_unpcklps256): Likewise.
12076 (avx_unpckhpd256): Likewise.
12077 (avx_unpcklpd256): Likewise.
12079 2009-02-28 Jan Hubicka <jh@suse.cz>
12081 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
12083 (copy_arguments_for_versioning): If var is declared don't declare it.
12084 (tree_function_versioning): First setup substitutions and then copy
12087 2009-02-27 Jan Hubicka <jh@suse.cz>
12090 * cgraph.h (varpool_output_debug_info): Remove.
12091 * cgraphunit.c (varpool_output_debug_info): Remove.
12092 * dwarf2out.c (deferred_locations_struct): New struct
12093 (deferred_locations): New type.
12094 (deferred_locations_list): New static var.
12095 (deffer_location): New function.
12096 (gen_variable_die): Use it.
12097 (decls_for_scope): Output info on local static vars.
12098 (dwarf2out_finish): Process deferred locations.
12099 * varpool.c (varpool_output_debug_info): Remove.
12101 2009-02-27 Jan Hubicka <jh@suse.cz>
12104 * tree.h (TREE_PROTECTED): Fix comment.
12105 (BLOCK_HANDLER_BLOCK): Remove.
12106 (struct tree_block): Remove handler_block add body_block.
12107 (inlined_function_outer_scope_p): New.
12108 (is_body_block): Remove.
12109 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
12110 * dwarf2out.c (is_inlined_entry_point): Remove.
12111 (add_high_low_attributes): Use inlined_function_outer_scope_p.
12112 (gen_block_die): Use is_inlined_entry_point check. Remove body block
12114 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
12115 * gimplify.c (gimplify_expr): Gimplify body blocks.
12116 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
12117 block with multiple subblocks.
12118 (dump_scope_block): Prettier output; dump more flags and info.
12119 (dump_scope_blocks): New.
12120 (remove_unused_locals): Use dump_scope_blocks.
12121 * tree-flow.h (dump_scope_blocks): Declare.
12122 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
12123 * stmt.c (is_body_block): Remove.
12124 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
12125 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
12127 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
12129 PR middle-end/39308
12130 * graphite.c (graphite_loop_normal_form): Do not call
12131 number_of_iterations_exit from a gcc_assert.
12133 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12135 * config/s390/s390.c (s390_swap_cmp): Look for conditional
12136 jumps if COND is NULL.
12137 (find_cond_jump): New function.
12138 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
12139 * config/s390/s390.md: Remove z10_cobra attribute value.
12141 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
12143 * config/alpha/alpha.h (alpha_expand_mov): Return false if
12144 force_const_mem returns NULL_RTX.
12146 2009-02-26 Jan Hubicka <jh@suse.cz>
12149 * cgraph.h (varpool_output_debug_info): Remove.
12150 * cgraphunit.c (varpool_output_debug_info): Remove.
12151 * dwarf2out.c (deferred_locations_struct): New struct
12152 (deferred_locations): New type.
12153 (deferred_locations_list): New static var.
12154 (deffer_location): New function.
12155 (gen_variable_die): Use it.
12156 (decls_for_scope): Output info on local static vars.
12157 (dwarf2out_finish): Process deferred locations.
12158 * varpool.c (varpool_output_debug_info): Remove.
12160 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
12162 PR rtl-optimization/39241
12163 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
12164 to subreg_offset_representable_p.
12166 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12168 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
12169 execute function prototype. Get f and nregs from max_reg_num
12170 and get_insns. Remove the first backward pass as it's dead,
12171 guard the forward pass by flag_expensive_optimizations.
12172 (rest_of_handle_regmove): Delete.
12173 (pass_regmove): Replace it with regmove_optimize.
12175 2009-02-25 Martin Jambor <mjambor@suse.cz>
12177 PR tree-optimization/39259
12178 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
12179 calls_alloca function flags.
12180 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
12181 calls are detected.
12183 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12185 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
12186 flags_set_1_rtx, flags_set_1_set): Delete.
12187 (regmove_optimize): Do not call mark_flags_life_zones.
12189 2009-02-24 Julian Brown <julian@codesourcery.com>
12192 * config/arm/arm.c (require_pic_register): Only set
12193 cfun->machine->pic_reg once per function.
12195 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
12197 * doc/invoke.texi (Link Options): Document an easier way to pass
12198 options that take arguments to the GNU linker using -Xlinker and -Wl.
12200 2009-02-24 Steve Ellcey <sje@cup.hp.com>
12203 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
12205 2009-02-24 Richard Guenther <rguenther@suse.de>
12208 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
12210 2009-02-24 Richard Guenther <rguenther@suse.de>
12211 Zdenek Dvorak <ook@ucw.cz>
12213 PR tree-optimization/39233
12214 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
12215 from converting them to a generic type.
12217 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
12219 PR tree-optimization/39260
12220 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
12221 contains a condition with a real type.
12222 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
12224 2009-02-23 Jason Merrill <jason@redhat.com>
12227 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
12228 narrowing_initializer_constant_valid_p.
12229 (narrowing_initializer_constant_valid_p): Don't return
12230 null_pointer_node for adding a pointer to itself.
12232 2009-02-23 Jan Hubicka <jh@suse.cz>
12235 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
12238 2009-02-23 Jan Hubicka <jh@suse.cz>
12240 PR tree-optimization/37709
12241 * tree.c (block_ultimate_origin): Move here from dwarf2out.
12242 * tree.h (block_ultimate_origin): Declare.
12243 * dwarf2out.c (block_ultimate_origin): Move to tree.c
12244 * tree-ssa-live.c (remove_unused_scope_block_p):
12245 Eliminate blocks containig no instructions nor live variables nor
12247 (dump_scope_block): New function.
12248 (remove_unused_locals): Enable removal of dead blocks by default;
12249 enable dumping at TDF_DETAILS.
12251 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12253 * config/i386/i386.c (classify_argument): Don't allow COImode
12255 (function_arg_advance_32): Don't allow OImode.
12256 (function_arg_32): Likewise.
12257 (function_value_32): Likewise.
12258 (return_in_memory_32): Likewise.
12259 (function_arg_64): Remove OImode comment.
12261 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12264 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12265 ix86_expand_vector_set for V4DImode in 64bit mode only.
12266 (ix86_expand_vector_init_one_var): Likewise.
12268 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
12270 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
12272 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12275 * loop-iv.c: Revert last change.
12276 * emit-rtl.c: Likewise.
12278 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12281 * config/i386/i386.c (type_natural_mode): Remove an extra
12282 space in the warning message.
12283 (function_value_32): Handle 32-byte vector modes.
12284 (return_in_memory_32): Likewise.
12286 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12288 * loop-iv.c (truncate_value): New function.
12289 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
12291 (lowpart_subreg): Move to...
12292 * emit-rtl.c: ...here.
12294 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
12296 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
12297 accidental and undocumented change at revision 140860.
12299 2009-02-21 Joseph Myers <joseph@codesourcery.com>
12301 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
12302 take gimple_seq * arguments.
12303 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
12304 types_compatible_p langhook.
12306 2009-02-20 Mark Mitchell <mark@codesourcery.com>
12307 Joseph Myers <joseph@codesourcery.com>
12309 * config/arm/arm.c (arm_builtin_va_list): New function.
12310 (arm_expand_builtin_va_start): Likewise.
12311 (arm_gimplify_va_arg_expr): Likewise.
12312 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
12313 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
12314 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
12315 (va_list_type): New variable.
12316 (arm_mangle_type): Mangle va_list_type appropriately.
12318 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12320 PR middle-end/39157
12321 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
12322 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
12323 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
12324 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
12325 parameter to 1000 for -O1 by default.
12326 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
12328 * loop-invariant.c: Include params.h.
12329 (move_loop_invariants): Don't call move_single_loop_invariants on
12332 2009-02-20 Jaka Mocnik <jaka@xlab.si>
12334 * calls.c (emit_library_call_value_1): Use slot_offset instead of
12335 offset when calculating bounds for indexing stack_usage_map. Fixes
12336 a buffer overflow with certain target setups.
12338 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12341 * calls.c (expand_call): Clear try_tail_call if caller and callee
12342 disagree in promotion of function return value.
12344 2009-02-19 Jakub Jelinek <jakub@redhat.com>
12347 * c-common.c (c_determine_visibility): If visibility changed and
12348 DECL_RTL has been already set, call make_decl_rtl to update symbol
12351 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
12354 * varasm.c (assemble_variable): Don't check DECL_NAME when
12355 globalizing a variable.
12357 2009-02-19 Joseph Myers <joseph@codesourcery.com>
12360 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
12361 expression before any __builtin_trap call.
12362 * c-typeck.c (build_function_call): Convert and check function
12363 arguments before generating a call to a trap. Evaluate the
12364 function arguments before the trap.
12366 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
12369 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
12370 (UNSPEC_FXAM_MEM): New unspec.
12371 (fxam<mode>2_i387_with_temp): New insn and split pattern.
12372 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
12373 memory using fxam<mode>2_i387_with_temp to remove excess precision.
12375 2009-02-19 Richard Guenther <rguenther@suse.de>
12377 PR tree-optimization/39207
12378 PR tree-optimization/39074
12379 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
12380 storedanything_tree): New.
12381 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
12382 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
12383 (build_succ_graph): Add edges from STOREDANYTHING to all
12385 (init_base_vars): Initialize STOREDANYTHING.
12386 (compute_points_to_sets): Free substitution info after
12387 building the succ graph.
12388 (ipa_pta_execute): Likewise.
12390 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
12392 (do_ds_constraint): Do not add to special var or non-pointer
12394 (type_could_have_pointers): Split out from ...
12395 (could_have_pointers): ... here. For arrays use the element type.
12396 (create_variable_info_for): Initialize may_have_pointers.
12397 (new_var_info): Likewise.
12398 (handle_lhs_call): Make the HEAP variable unknown-sized.
12399 (intra_create_variable_infos): Use a type with pointers for
12400 PARM_NOALIAS, make it unknown-sized.
12402 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
12405 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
12407 2009-02-18 Jason Merrill <jason@redhat.com>
12410 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
12411 value if DECL_EXTERNAL.
12412 * tree-sra.c (sra_walk_gimple_assign): Likewise.
12413 * target.h (gcc_target::binds_local_p): Clarify "module".
12414 * tree.h (TREE_PUBLIC): Clarify "module".
12416 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
12419 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
12420 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
12422 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
12425 * c.opt (Wabi): Support C and ObjC.
12428 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
12430 * config/i386/i386.c (classify_argument): Warn once about the ABI
12431 change when passing union with long double.
12433 * doc/invoke.texi: Update -Wabi for warning psABI changes.
12435 2009-02-18 Joseph Myers <joseph@codesourcery.com>
12438 * c-parser.c (c_parser_compound_statement): Always enter and leave
12441 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12444 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
12446 2009-02-18 Jakub Jelinek <jakub@redhat.com>
12448 PR tree-optimization/36922
12449 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
12450 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
12453 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12455 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
12458 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12460 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
12462 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12464 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
12467 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
12468 Richard Sandiford <rdsandiford@googlemail.com>
12470 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
12471 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
12472 (loongson_biadd): ...this.
12474 2009-02-17 Richard Guenther <rguenther@suse.de>
12476 PR tree-optimization/39202
12477 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
12478 a var make sure to follow existing collapses.
12480 2009-02-17 Richard Guenther <rguenther@suse.de>
12482 PR middle-end/39214
12483 * langhooks.c (lhd_print_error_function): Check for NULL block.
12485 2009-02-17 Richard Guenther <rguenther@suse.de>
12487 PR tree-optimization/39204
12488 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
12491 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
12493 * config/soft-fp/double.h: Update from glibc CVS.
12495 2009-02-17 Richard Guenther <rguenther@suse.de>
12497 PR tree-optimization/39207
12498 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
12499 strict-aliasing warnings for pointers pointing to NULL.
12501 2009-02-16 Joseph Myers <joseph@codesourcery.com>
12504 * c-parser.c (c_parser_braced_init): Call pop_init_level when
12505 skipping until next close brace.
12507 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
12510 * config/i386/i386.c (ix86_expand_push): Set memory alignment
12511 to function argument boundary.
12513 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12515 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
12516 in the lea_add. Reload eventually constraints it properly.
12517 * config/picochip/constraints.md: Remove the target constraint
12518 "b", since it is not needed anymore.
12520 2009-02-16 Jakub Jelinek <jakub@redhat.com>
12522 * gthr-dce.h: Uglify function parameter and local variable names.
12523 * gthr-gnat.h: Likewise.
12524 * gthr-mipssde.h: Likewise.
12525 * gthr-nks.h: Likewise.
12526 * gthr-posix95.h: Likewise.
12527 * gthr-posix.h: Likewise.
12528 * gthr-rtems.h: Likewise.
12529 * gthr-single.h: Likewise.
12530 * gthr-solaris.h: Likewise.
12531 * gthr-tpf.h: Likewise.
12532 * gthr-vxworks.h: Likewise.
12533 * gthr-win32.h: Likewise.
12535 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
12538 * config/i386/i386.md: Restrict the new peephole2 to move
12539 between MMX/SSE registers.
12541 2009-02-15 Richard Guenther <rguenther@suse.de>
12544 2009-02-13 Richard Guenther <rguenther@suse.de>
12546 * configure.ac: Enable LFS.
12547 * configure: Re-generate.
12548 * config.in: Likewise.
12550 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12552 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
12553 spu_srqwbyte, spu_srqwbytebc): Define.
12554 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12555 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12556 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12557 "shrqby_<mode>"): New insn-and-split patterns.
12558 * config/spu/spu.c (expand_builtin_args): Determine and return
12559 number of operands using spu_builtin_description data.
12560 (spu_expand_builtin_1): Use it.
12562 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12565 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12568 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12571 * config/i386/i386.c (override_options): Correct warning
12572 messages for -malign-loops, -malign-jumps and -malign-functions.
12574 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12577 * config/i386/i386.md: Restrict the new peephole2 to move
12578 between the general purpose registers.
12580 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12583 * config/i386/i386.c (type_natural_mode): Add a new argument.
12584 Return the original mode and warn ABI change if vector size is 32byte.
12585 (function_arg_advance): Updated.
12586 (function_arg): Likewise.
12587 (ix86_function_value): Likewise.
12588 (ix86_return_in_memory): Likewise.
12589 (ix86_sol10_return_in_memory): Likewise.
12590 (ix86_gimplify_va_arg): Likewise.
12591 (function_arg_32): Don't warn ABX ABI change here.
12592 (function_arg_64): Likewise.
12594 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12596 * loop-iv.c (implies_p): In the final case, test that operands 0
12597 of the two comparisons match.
12599 * config/bfin/bfin.c (find_prev_insn_start): New function.
12600 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12601 (find_next_insn_start): Move.
12603 2009-02-13 Richard Guenther <rguenther@suse.de>
12605 * configure.ac: Enable LFS.
12606 * configure: Re-generate.
12607 * config.in: Likewise.
12609 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12612 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12613 sizes on syntax error after some arguments have been parsed.
12615 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12617 * doc/invoke.texi (-fira): Remove.
12619 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12621 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12622 * recog.c: Likewise.
12625 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12627 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12628 (umul_ppmm): Likewise.
12629 (count_leading_zeros): Likewise.
12630 (count_trailing_zeros): Likewise.
12631 (UMUL_TIME): Likewise.
12633 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12635 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12636 soft-fp/t-softfp to tmake_file.
12638 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12639 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12640 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12641 IA64_BUILTIN_INFQ]: New.
12642 (ia64_init_builtins): Initialize __builtin_infq,
12643 __builtin_fabsq and __builtin_copysignq if not HPUX.
12644 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12645 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12647 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12649 (__fixtfti): Likewise.
12650 (__fixunstfti): Likewise.
12651 (__floattitf): Likewise.
12653 * config/ia64/libgcc-glibc.ver: New.
12654 * config/ia64/t-fprules-softfp: Likewise.
12655 * config/ia64/sfp-machine.h: Likewise.
12657 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12658 (LIBGCC2_TF_CEXT): Likewise.
12659 (TF_SIZE): Likewise.
12660 (TARGET_INIT_LIBFUNCS): Likewise.
12662 * config/ia64/t-glibc (SHLINB_MAPFILES):
12663 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12665 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12667 * config/i386/i386.c (construct_container): Rewrite processing
12668 BLKmode with X86_64_SSE_CLASS.
12670 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12673 * config/i386/i386.md: Replace simplify_replace_rtx with
12674 replace_rtx in the new peephole2.
12676 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12678 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12679 loop unrolling do not happen at -O2.
12681 2009-02-12 Michael Matz <matz@suse.de>
12683 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12685 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12687 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12690 2009-02-12 Ben Elliston <bje@au.ibm.com>
12692 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12693 patterns when updating the back chain. Missed in the 2009-02-10
12696 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12698 * doc/extend.texi (Decimal Floating Types): Update identifier of
12699 draft TR and list of missing support.
12701 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12703 PR middle-end/39154
12704 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12705 bit to variable length decl's flags, add it also to its
12706 pointer replacement variable.
12708 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12709 Jakub Jelinek <jakub@redhat.com>
12712 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12713 (memory_blockage): New expander.
12714 (*memory_blockage): New insn pattern.
12715 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12716 instead of general blockage at the end of function prologue when
12717 frame pointer is used to access red zone area. Do not emit blockage
12718 when profiling, it is emitted in generic code.
12719 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12720 function epilogue when frame pointer is used to access red zone area.
12722 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12725 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12726 by arithmetic with memory operands.
12727 * config/i386/predicates.md (commutative_operator): New.
12729 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12731 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12734 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12736 * alias.h (record_alias_subset): Declare.
12737 * alias.c (record_alias_subset): Make global.
12739 2009-02-10 Nick Clifton <nickc@redhat.com>
12741 * tree-parloops.c: Change license to GPLv3.
12742 * ipa-struct-reorg.c: Change license to GPLv3.
12743 * ipa-struct-reorg.h: Change license to GPLv3.
12745 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12748 * c-decl.c (start_struct): Return NULL on error.
12750 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12752 PR middle-end/39124
12753 * cfgloopmanip.c (remove_path): Call remove_bbs after
12754 cancel_loop_tree, not before it.
12757 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12758 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12759 VAR_DECLs were seen.
12760 * tree-ssa-live.c (remove_unused_locals): Recompute
12761 cfun->has_local_explicit_reg_vars.
12762 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12763 copies or clearings if cfun->has_local_explicit_reg_vars.
12765 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12768 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12769 of function prologue when frame pointer is used to access
12772 2009-02-10 Richard Guenther <rguenther@suse.de>
12774 PR middle-end/39127
12775 * gimplify.c (gimple_regimplify_operands): Always look if
12776 we need to create a temporary.
12778 2009-02-10 Richard Guenther <rguenther@suse.de>
12780 PR tree-optimization/39132
12781 * tree-loop-distribution.c (todo): New global var.
12782 (generate_memset_zero): Trigger TODO_rebuild_alias.
12783 (tree_loop_distribution): Return todo.
12785 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12788 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12789 (x86_64_reg_class_name): Removed.
12790 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12791 first one isn't X86_64_SSE_CLASS or any other ones aren't
12792 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12793 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12794 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12795 and 3 X86_64_SSEUP_CLASS.
12796 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12797 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12799 2009-02-10 Ben Elliston <bje@au.ibm.com>
12801 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12802 form instruction to update the stack back chain word, even if the
12803 user has disabled the generation of update instructions.
12804 (movdi_<mode>_update_stack): New.
12805 (movsi_update_stack): Likewise.
12806 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12807 always use an update form instruction to update the stack back
12810 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12812 PR middle-end/38953
12813 * graphite.c (if_region_set_false_region): After moving a region in
12814 the false branch of a condition, remove the empty dummy basic block.
12815 (gloog): Remove wrong fix for PR38953.
12817 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12819 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12820 generation due to implicit sign extension.
12822 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12824 PR middle-end/38981
12825 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12826 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12828 2009-02-09 Richard Guenther <rguenther@suse.de>
12830 PR middle-end/35202
12831 * convert.c (convert_to_real): Disable (float)fn((double)x)
12832 to fnf(x) conversion if errno differences may occur and
12833 -fmath-errno is set.
12835 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12837 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12838 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12839 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12841 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12844 * c-common.c (handle_alias_attribute): Disallow attribute for
12845 anything not a FUNCTION_DECL or VAR_DECL.
12847 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12850 * real.c (do_compare): Special-case compare of zero against
12851 decimal float value.
12853 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12856 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12857 as indicating flexible array members unless the field itself is
12858 being declarared as the incomplete array.
12860 2009-02-06 Jan Hubicka <jh@suse.cz>
12862 PR tree-optimization/38844
12863 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12864 is already inlined.
12866 2009-02-06 Richard Guenther <rguenther@suse.de>
12868 PR middle-end/38977
12869 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12870 fork because we may expand it as __gcov_fork.
12872 2009-02-06 Nick Clifton <nickc@redhat.com>
12874 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12876 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12878 PR tree-optimization/35659
12879 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12880 vn_phi_eq): Shortcut if hashcode does not match.
12881 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12883 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12884 and avoid iterative_hash_expr.
12885 (FOR_EACH_VALUE_ID_IN_SET): New.
12886 (value_id_compare): Remove.
12887 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12888 sort expressions by value id.
12890 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12893 * config/sh/predicates.md (general_movsrc_operand): Don't check
12894 the subreg of system registers here.
12896 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12899 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12900 on the copied decl.
12902 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12904 PR rtl-optimization/39110
12905 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12906 addresses, not aligned ones.
12908 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12909 Richard Guenther <rguenther@suse.de>
12911 PR tree-optimization/39100
12912 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12913 comment says and add edges.
12915 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12918 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12919 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12921 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12923 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12924 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12925 register_bb_in_sese, new_sese, free_sese): Moved.
12926 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12927 outermost_loop_in_scop, build_scop_iteration_domain,
12928 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12929 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12930 Use loop_in_sese_p instead of loop_in_scop_p.
12931 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12932 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12933 (scopdet_basic_block_info): Fix bug in scop detection.
12934 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12935 eq_loop_to_cloog_loop): Remove.
12936 (nb_loops_around_loop_in_scop, nb_loop
12937 ref_nb_loops): Moved here...
12938 * graphite.h (ref_nb_loops): ... from here.
12939 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12940 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12941 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12942 * testsuite/gcc.dg/graphite/scop-19.c: New
12944 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12945 Hans-Peter Nilsson <hp@axis.com>
12947 PR rtl-optimization/37889
12948 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12949 Move offset handling from PLUS to before the switch. Use new
12950 arguments when considering SYMBOL_REFs too.
12951 (rtx_addr_can_trap_p): Pass dummy offset and size.
12952 (enum may_trap_p_flags): Remove.
12953 (may_trap_p_1): Pass size from MEM_SIZE.
12955 PR rtl-optimization/38921
12956 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12957 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12958 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12959 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12961 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12963 AVX Programming Reference (January, 2009)
12964 * config/i386/sse.md (*vpclmulqdq): New.
12966 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12968 PR tree-optimization/38977
12969 PR gcov-profile/38292
12970 * calls.c (special_function_p): Disregard __builtin_ prefix.
12972 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12974 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12975 non-indexable addresses even before reload.
12977 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12980 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12981 as having variable size. Do not give an error for unnamed
12982 parameters with [*] declarators. Give a warning for type names
12983 with [*] declarators and mark them as variable size.
12984 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12985 for sizeof applied to [*] type names.
12987 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12990 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12992 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12994 * gcc.c (process_command): Update copyright notice dates.
12995 * gcov.c (print_version): Likewise.
12996 * gcov-dump.c (print_version): Likewise.
12997 * mips-tfile.c (main): Likewise.
12998 * mips-tdump.c (main): Likewise.
13000 2009-02-03 Joseph Myers <joseph@codesourcery.com>
13003 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
13004 for composite type involving a zero-length array type.
13006 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13009 * function.c (match_asm_constraints_1): Skip over
13010 initial optional % in the constraint.
13012 PR inline-asm/39059
13013 * c-parser.c (c_parser_postfix_expression): If fixed point is not
13014 supported, don't accept FIXED_CSTs.
13015 * c-decl.c (finish_declspecs): Error if fixed point is not supported
13016 and _Sat is used without _Fract/_Accum. Set specs->type to
13017 integer_type_node for cts_fract/cts_accum if fixed point is not
13020 2009-02-02 Catherine Moore <clm@codesourcery.com>
13022 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
13024 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
13026 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
13027 (ABI_HAS_64BIT_SYMBOLS): Use it.
13028 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
13030 2009-02-02 Paul Brook <paul@codesourcery.com>
13032 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
13034 2009-02-02 Jakub Jelinek <jakub@redhat.com>
13036 PR inline-asm/39058
13037 * recog.h (asm_operand_ok): Add constraints argument.
13038 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
13039 recurse on matching constraint.
13040 (check_asm_operands): Pass constraints as 3rd argument to
13041 asm_operand_ok. Don't look up matching constraint here.
13042 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
13045 2009-02-02 Ben Elliston <bje@au.ibm.com>
13047 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
13048 TARGET_NARROW_VOLATILE_BITFIELD macro names.
13050 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13052 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
13053 information. Remove some obsolete information. Reorganize.
13055 * config/pa/fptr.c: Revert license to GPL 2.
13056 * config/pa/milli64.S: Likewise.
13058 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13061 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
13062 LIBRARY name in, instead of hard-coding it.
13063 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
13064 extra target make frag to tmake_files according to EH model.
13065 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
13066 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
13067 frags that define makefile variable EH_MODEL appropriately.
13068 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
13069 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
13070 to "-sjlj" according to type of EH configured.
13071 (LIBGCC_SONAME): Concatenate it to shared library base name.
13072 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
13073 to "_sjlj" according to type of EH configured.
13074 (LIBGCC_SONAME): Concatenate it to shared library base name.
13075 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
13076 (SHLIB_LINK): Add missing semicolon to if-else construct.
13077 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13078 string value of "pe_dll" command-line option.
13079 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
13080 (SHLIB_SONAME): Use it when overriding t-cygming default.
13081 (SHLIB_IMPLIB): Override t-cygming default.
13082 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13083 string value of "pe_dll" command-line option.
13085 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13088 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
13089 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
13091 2009-01-31 Richard Guenther <rguenther@suse.de>
13093 PR tree-optimization/38937
13094 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
13095 computing the transitive closure.
13097 2009-01-30 Richard Guenther <rguenther@suse.de>
13099 PR tree-optimization/39041
13100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13101 Propagate variable indices only if the types match for this stmt.
13103 2009-01-30 Jakub Jelinek <jakub@redhat.com>
13106 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
13107 inline but never defined.
13109 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
13111 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
13112 (*insv_h_di_reg_extimm): New insn.
13113 (*insv_l<mode>_reg_extimm): New insn.
13115 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13117 * config/picochip/picochip.c (flag_conserve_stack): set
13118 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
13119 fconserve-stack. Reduce call-overhead used by inliner.
13121 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13124 * common.opt (flag_conserve_stack): Initialised to zero.
13126 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
13129 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
13130 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
13133 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
13135 * ira-color.c (allocno_reload_assign): Update comments.
13136 * regmove.c (regmove_optimize): Likewise.
13140 2009-01-29 Robert Millan <rmh@aybabtu.com>
13142 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
13143 * config/i386/kopensolaris-gnu.h: New file. Undefine
13144 `MD_UNWIND_SUPPORT'.
13145 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
13147 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
13149 PR tree-optimization/39007
13150 * tree-loop-distribution.c (generate_builtin): Use
13151 recompute_dominator to compute the immediate dominator of the
13152 basic block just after the loop.
13154 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13156 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
13157 (ASM_OUTPUT_DWARF_PCREL): Define.
13159 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
13161 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
13162 * doc/passes.texi: Remove entries about regclass, local-alloc, and
13163 global. Modify entries about regmove and IRA.
13165 * ra-conflict.c: Remove the file.
13167 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
13169 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
13170 (pass_regclass_init): Rename to pass_reginfo_init.
13172 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
13174 * toplev.h (flag_ira): Remove.
13176 * caller-save.c (setup_save_areas): Remove flag_ira.
13178 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
13180 * global.c: Remove the file.
13182 * opts.c (decode_options): Remove flag_ira.
13184 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
13186 * regmove.c: Modify file description.
13187 (find_use_as_address, try_auto_increment): Define them only if
13188 AUTO_INC_DEC is defined.
13189 (replacement_quality, replace_in_call_usage, fixup_match_1,
13190 stable_and_no_regs_but_for_p): Remove.
13191 (reg_set_in_bb): Make it static.
13192 (regmove_optimize): Remove flag_ira and code which worked for
13195 * local-alloc.c: Remove the file.
13197 * common.opt (fira): Remove.
13199 * ira.c: Include except.h.
13200 (eliminable_regset): Move from global.c.
13201 (mark_elimination): Ditto. Remove flag_ira.
13202 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
13203 equiv_mem_modified, validate_equiv_mem_from_store,
13204 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
13205 contains_replace_regs, memref_referenced_p, memref_used_between_p,
13206 no_equiv, recorded_label_ref): Move from local-alloc.c.
13207 (update_equiv_regs): Ditto. Make it static.
13208 (print_insn_chain, print_insn_chains): Move it from global.c.
13209 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
13210 (build_insn_chain): Ditto. Make it static.
13211 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
13212 Rename to init_live_subregs.
13213 (gate_ira): Remove flag_ira.
13215 * regclass.c: Rename reginfo.c. Change file description.
13216 (FORBIDDEN_INC_DEC_CLASSES): Remove.
13217 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
13218 (init_reg_sets_1): Remove code for evaluation of
13219 reg_class_superclasses and losing_caller_save_reg_set.
13220 (init_regs): Remove init_reg_autoinc.
13221 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
13222 ok_for_base_p_nonstrict): Remove.
13223 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
13224 (pass_regclass_init): Rename to pass_reginfo_init. Modify
13225 corresponding entries.
13226 (dump_regclass, record_operand_costs, scan_one_insn,
13227 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
13228 record_address_regs, auto_inc_dec_reg_p): Remove.
13229 (gt-regclass.h): Rename to gt-reginfo.h.
13231 * rtl.h (dump_global_regs, retry_global_alloc,
13232 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
13234 * Makefile.in (RA_H): Remove.
13235 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
13236 Rename regclass.o to reginfo.o.
13237 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
13239 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
13240 (GTFILES): Rename regclass.c to reginfo.c.
13242 * passes.c (init_optimization_passes): Remove pass_local_alloc and
13243 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
13245 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13246 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
13248 (finish_spills): Ditto. Remove code for !flag_ira.
13250 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
13252 PR middle-end/35854
13253 * doc/invoke.texi (rtl debug options): Complete rewrite.
13254 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
13256 * mode-switching.c (pass_mode_switching): Rename pass from
13257 "mode-sw" to "mode_sw".
13258 * except.c (pass_convert_to_eh_ranges): Rename pass from
13259 "eh-ranges" to "eh_ranges".
13260 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
13264 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
13265 Alexander Monakov <amonakov@ispras.ru>
13267 PR middle-end/38857
13268 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
13270 (move_exprs_to_boundary): Change return type and pass through
13271 should_move from move_op. Relax assert. Update usage ...
13272 (schedule_expr_on_boundary): ... here. Use should_move instead of
13274 (move_op_orig_expr_found): Indicate that insn was disconnected from
13276 (code_motion_process_successors): Do not call after_merge_succs
13277 callback if original expression was not found when traversing any of
13279 (code_motion_path_driver): Change return type. Update prototype.
13280 (move_op): Update comment. Add a new parameter (should_move). Update
13281 prototype. Set *should_move based on indication provided by
13282 move_op_orig_expr_found.
13284 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
13286 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
13287 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
13288 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
13289 * config/rs6000/rs6000.c (rs6000_override_options): Default
13290 avoid-indexed-addresses on for Power6, off for everything else.
13291 (avoiding_indexed_address_p): New function.
13292 (rs6000_legitimize_address): Use it.
13293 (rs6000_legitimate_address): Likewise.
13294 * config/rs6000/rs6000.md (movXX_updateX): Likewise
13296 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
13298 PR tree-optimization/38997
13299 * tree-loop-distribution.c (generate_memset_zero): Use
13300 POINTER_PLUS_EXPR for a pointer addition.
13302 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
13304 * config/s390/s390.md (bswap<mode>2): New pattern added.
13306 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13308 * config/s390/s390.md (*tls_load_31): Added type attribute.
13310 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13312 * config/s390/s390.md: Fix a few comments.
13314 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13316 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
13317 (*tm<mode>_full): Fixed z10prop attribute.
13318 (*tst<mode>_extimm): Fixed z10prop attribute.
13319 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
13320 (*tstqiCCT_cconly): Fixed z10prop attribute.
13321 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
13322 (*movsi_larl): Fixed z10prop attribute.
13323 (*movsi_zarch): Fixed z10prop attribute.
13324 (*movsi_eas): Fixed z10prop attribute.
13325 (*movhi): Fixed z10prop attribute.
13326 (*movqi): Fixed z10prop attribute.
13327 (*movstrictqi): Fixed z10prop attribute.
13328 (*mov<mode>): Fixed z10prop attribute.
13329 (*movcc): Fixed z10prop attribute.
13330 (*sethighpartdi_64): Fixed z10prop attribute.
13331 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
13332 (*negdi2_sign_cc): Fixed z10prop attribute.
13333 (*negdi2_sign): Fixed z10prop attribute.
13334 (*absdi2_sign_cc): Fixed z10prop attribute.
13335 (*absdi2_sign): Fixed z10prop attribute.
13336 (*negabsdi2_sign_cc): Fixed z10prop attribute.
13337 (*negabsdi2_sign): Fixed z10prop attribute.
13338 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
13339 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
13340 (doloop_si64): Fixed z10prop attribute.
13341 (doloop_si31): Fixed z10prop attribute.
13342 (doloop_long): Fixed z10prop attribute.
13343 (indirect_jump): Fixed z10prop attribute.
13344 (nop): Fixed z10prop attribute.
13345 (main_base_64): Fixed z10prop attribute.
13346 (reload_base_64): Fixed z10prop attribute.
13348 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13350 PR rtl-optimization/38740
13351 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
13353 * config/mips/mips.c (mips_reorg): Likewise.
13355 2009-01-28 Richard Guenther <rguenther@suse.de>
13357 PR tree-optimization/38926
13358 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
13359 with the correct value id to a value.
13360 (do_regular_insertion): Use the value number of edoubleprime
13361 for the value number of the expr.
13364 2008-08-21 Richard Guenther <rguenther@suse.de>
13366 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
13367 a PHI ask VN if it is already available.
13368 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
13369 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
13371 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13373 PR middle-end/38934
13374 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
13375 set to varying whenever max has TREE_OVERFLOW set, similarly
13376 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
13378 2009-01-28 Richard Guenther <rguenther@suse.de>
13380 PR middle-end/38908
13381 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
13382 uninitialized aggregate uses in call arguments.
13384 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
13386 PR tree-optimization/38984
13387 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
13388 the nothing_id variable if -fno-delete-null-pointer-checks.
13390 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
13393 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
13394 (set_got_offset_rex64): Ditto.
13396 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
13399 * doc/extend.texi: Improve local variable with asm reg.
13401 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
13403 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
13404 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
13405 was not supplied then set warn_packed_bitfield_compat to the
13406 default value of 1.
13407 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
13410 2009-01-27 Richard Guenther <rguenther@suse.de>
13412 PR tree-optimization/38503
13413 * cfgexpand.c (expand_gimple_basic_block): Ignore
13414 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
13415 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
13416 variables that cannot have TBAA applied.
13417 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
13420 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
13422 PR middle-end/38969
13423 * calls.c (initialize_argument_information): Do not wrap complex
13424 arguments in SAVE_EXPR.
13426 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
13428 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
13429 (INSTALL_LIBGCC): Revert typo commit.
13431 2009-01-26 Richard Guenther <rguenther@suse.de>
13433 PR tree-optimization/38745
13434 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
13435 from special handling.
13437 2009-01-26 Richard Guenther <rguenther@suse.de>
13439 PR tree-optimization/38745
13440 * tree-ssa.c (execute_update_addresses_taken): Do not include
13441 variables that cannot possibly be a register in not_reg_needs.
13442 Do not clear TREE_ADDRESSABLE on vars that may not become
13444 * tree-ssa.c (update_alias_info_1): Include those in the set
13445 of addressable vars.
13447 2009-01-26 Richard Guenther <rguenther@suse.de>
13449 PR middle-end/38851
13450 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
13451 * tree-ssa-dse.c: Include langhooks.h
13452 (execute_simple_dse): Remove stores with zero size.
13454 2009-01-24 Jakub Jelinek <jakub@redhat.com>
13457 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
13460 2009-01-24 Julian Brown <julian@codesourcery.com>
13462 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
13463 config/arm/linux-atomic.c.
13464 * config/arm/linux-atomic.c: New.
13466 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
13468 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
13469 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
13470 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
13472 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
13475 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
13478 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
13480 PR tree-optimization/38953
13481 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
13482 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
13483 (gloog): Split the exit of the scop when the scop exit is a loop exit.
13484 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
13487 2009-01-24 Paul Brook <paul@codesourcery.com>
13489 * config/arm/neon.md (neon_type): Move to arm.md.
13490 (neon_mov<VSTRUCT>): Add neon_type attribute.
13491 * config/arm/arm.md (neon_type): Move to here.
13492 (conds): Add "unconditioal" and use as default for NEON insns.
13494 2009-01-24 Ben Elliston <bje@au.ibm.com>
13496 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
13497 void *' warning from -Wc++-compat.
13498 * Makefile.in (dominance.o-warn): Remove.
13500 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
13502 PR tree-optimization/38932
13503 * fold-const.c (fold_unary_ignore_overflow): New.
13504 * tree.h (fold_unary_ignore_overflow): Declare.
13505 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
13506 * tree-ssa-sccvn.c (visit_reference_op_load,
13507 simplify_unary_expression): Likewise.
13509 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
13511 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
13512 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
13513 regardless of their type.
13514 * c-common.c (handle_packed_attribute): Don't ignore packed on
13516 * c.opt (Wpacked-bitfield-compat): New warning option.
13517 * stor-layout.c (place_field): Warn if offset of a field changed.
13518 * doc/extend.texi (packed): Mention the ABI change.
13519 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
13520 (Warning Options): Add it to the list.
13522 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
13524 * c-opts.c (c_common_post_options): Fix a typo in comments.
13526 2009-01-22 Steve Ellcey <sje@cup.hp.com>
13528 PR middle-end/38615
13529 * gimplify.c (gimplify_init_constructor): Fix promotion of const
13530 variables to static.
13531 * doc/invoke.texi (-fmerge-all-constants): Update description.
13533 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
13536 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
13537 (*movdi_1_rex64): Use type "mmx" for alternative 5.
13539 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
13541 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
13543 (LOCAL_ALIGNMENT): Similarly.
13545 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13546 Joseph Myers <joseph@codesourcery.com>
13548 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
13549 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
13550 * config/arm/arm-tune.md: Regenerate.
13551 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13554 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13556 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13557 version number to five.
13559 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13562 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13563 * c-common.c (set_underlying_type): Likewise.
13564 (is_typedef_decl ): Likewise
13566 (set_underlying_type): Likewise.
13567 (is_typedef_type): Likewise.
13569 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13571 PR middle-end/38587
13572 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13575 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13578 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13579 (LIBGCC_SPEC): Don't define.
13580 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13582 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13584 PR rtl-optimization/38879
13585 * alias.c (base_alias_check): Unaligned access via AND address can
13586 alias all surrounding object types except those with sizes equal
13587 or wider than the size of unaligned access.
13589 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13592 * c-decl.c (clone_underlying_type): Move this ...
13593 * c-common.c (set_underlying_type): ... here.
13594 Also, make sure the function properly sets TYPE_STUB_DECL() on
13595 the newly created typedef variant type.
13596 (is_typedef_decl ): New entry point.
13597 * tree.h: Added a new member member_types_needing_access_check to
13598 struct tree_decl_non_common.
13599 (set_underlying_type): New entry point.
13600 (is_typedef_type): Likewise.
13602 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13604 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13605 Check whether two instructions have memory references that
13606 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13607 are helper functions for traversing.
13608 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13609 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13610 not to draw dependency edge for instructions with non-conflicting
13613 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13616 * longlong.h: Update copyright years. Use soft-fp license notice.
13617 Sync __clz_tab declaration with glibc.
13619 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13622 * doc/extend.texi (syscall_linkage): New.
13623 (version_id): Modify.
13625 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13626 Richard Guenther <rguenther@suse.de>
13628 PR tree-optimization/38747
13629 PR tree-optimization/38748
13630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13631 conversion if the base address is an indirect reference and the
13632 aliasing sets could cause issues.
13634 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13636 * common.opt (fgraphite, fgraphite-identity): Add comment for
13637 explaining why these options are not documented.
13639 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13641 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13642 gimple_call_lhs is NULL.
13644 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13647 * emit-rtl.c (adjust_address_1): Make sure memref is never
13650 2009-01-20 Ben Elliston <bje@au.ibm.com>
13652 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13653 const qualifier from arg parameter. Remove unnecessary cast to char *.
13654 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13655 const qualifier from arg 2.
13657 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13659 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13661 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13664 * rtl.h (reinit_regs): New prototype.
13665 * regclass.c: Include ira.h.
13666 (reinit_regs): New.
13667 * Makefile.in (regclass.o): Add ira.h.
13668 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13670 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13673 * c-common.c (handle_aligned_attribute): Use
13674 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13675 default alignment value.
13677 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13679 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13680 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13682 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13683 __BIGGEST_ALIGNMENT__.
13685 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13687 2009-01-18 Richard Guenther <rguenther@suse.de>
13689 PR tree-optimization/38819
13690 * tree-flow.h (operation_could_trap_helper_p): Declare.
13691 * tree-eh.c (operation_could_trap_helper_p): Export.
13692 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13693 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13694 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13695 are about to insert a possibly trapping instruction and fail
13698 2009-01-18 Andreas Schwab <schwab@suse.de>
13700 * doc/install.texi (Configuration): Remove obsolete paragraph
13701 about use of --with-gnu-ld with --with-gnu-as.
13703 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13705 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13706 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13707 Follow spelling conventions.
13709 2009-01-18 Ben Elliston <bje@au.ibm.com>
13711 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13712 C++ warning about implicit conversion from void * to struct
13714 (bitmap_obstack_free): Likewise for bitmap_element *.
13715 * Makefile.in (bitmap.o-warn): Remove.
13717 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13719 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13721 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13722 Tobias Grosser <tobi.grosser@amd.com>
13724 * graphite.c (graphite_trans_scop_block): Do not block single
13727 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13729 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13730 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13731 test with assertion.
13733 2009-01-16 Richard Guenther <rguenther@suse.de>
13735 PR tree-optimization/38835
13736 PR middle-end/36227
13737 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13738 and INT + PTR -> (INT)(PTR p+ INT) folding.
13739 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13741 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13744 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13745 the subreg from a lowpart subreg if it is also casting the value.
13747 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13748 Tobias Grosser <tobi.grosser@amd.com>
13750 * graphite.c (compare_prefix_loops): New.
13751 (build_scop_canonical_schedules): Rewritten.
13752 (graphite_transform_loops): Move build_scop_canonical_schedules
13753 after build_scop_iteration_domain.
13755 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13756 Tobias Grosser <tobi.grosser@amd.com>
13758 * graphite.c (add_conditions_to_domain): Add the loops to
13759 the dimension of the iteration domain. Do copy the domain
13760 only when it exists.
13761 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13762 (add_conditions_to_constraints): New.
13763 (can_generate_code_stmt, can_generate_code): Removed.
13764 (gloog): Do not call can_generate_code.
13765 (graphite_transform_loops): Call add_conditions_to_constraints
13766 after building the iteration domain.
13768 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13770 PR tree-optimization/38789
13771 * tree-ssa-threadedge.c
13772 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13773 __builtin_constant_p.
13775 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13777 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13778 examined before deleting them.
13780 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13782 * function.c (aggregate_value_p): Correctly extract the function
13783 type from CALL_EXPR_FN lookup.
13785 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13787 * config/picochip/picochip.c (picochip_override_options): Revert
13788 CFI asm flag disable commited previously.
13790 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13791 Tobias Grosser <tobi.grosser@amd.com>
13792 Jan Sjodin <jan.sjodin@amd.com>
13794 * graphite.c (scan_tree_for_params): On substractions negate
13795 all the coefficients of the term.
13796 (clast_to_gcc_expression_red): New. Handle reduction expressions
13797 of more than two operands.
13798 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13799 (get_vdef_before_scop): Handle also the case of default definitions.
13801 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13803 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13804 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13805 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13807 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13808 Joey Ye <joey.ye@intel.com>
13810 PR middle-end/37843
13811 * cfgexpand.c (expand_stack_alignment): Don't update stack
13812 boundary nor check incoming stack boundary here.
13813 (gimple_expand_cfg): Update stack boundary and check incoming
13814 stack boundary here.
13816 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13818 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13820 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13822 PR rtl-optimization/38245
13823 * calls.c (expand_call): Add stack arguments to
13824 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13825 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13826 in regs and partially in memory or BLKmode arguments.
13827 (emit_library_call_value_1): Add stack arguments to
13828 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13829 ACCUMULATE_OUTGOING_ARGS).
13830 * dce.c: Include tm_p.h.
13831 (find_call_stack_args): New function.
13832 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13834 (mark_insn): Call find_call_stack_args for CALL_Ps.
13835 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13836 forwards. Allocate and free arg_stores bitmap if needed, pass it
13837 down to deletable_insn_p, don't mark stores set in arg_stores
13838 bitmap, clear the bitmap at the beginning of each bb.
13839 * Makefile.in (dce.o): Depend on $(TM_P_H).
13841 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13844 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13845 to make sure the insn is a conditional test (bug 22599). Reformat a
13848 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13850 PR middle-end/38431
13851 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13852 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13853 (gloog): Do not call cleanup_tree_cfg.
13854 (graphite_transform_loops): Call cleanup_tree_cfg after all
13855 scops have been code generated.
13857 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13858 * doc/gty.texi (Invoking the garbage collector): Added new node
13859 and section documenting ggc_collect.
13861 2009-01-14 Richard Guenther <rguenther@suse.de>
13863 PR tree-optimization/38826
13864 PR middle-end/38477
13865 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13866 initialization notes only if we actually emitted a warning.
13867 (intra_create_variable_infos): Add constraints for a result decl
13868 that is passed by hidden reference.
13869 (build_pred_graph): Mark all related variables non-direct on
13872 2009-01-14 Nick Clifton <nickc@redhat.com>
13874 * ira-conflicts.c: Include addresses.h for the definition of
13876 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13877 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13879 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13882 * Makefile.in (ira-lives.o): Add except.h.
13884 * ira-lives.c: Include except.h.
13885 (process_bb_node_lives): Process can_throw_internal.
13887 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13889 PR rtl-optimization/38774
13890 * combine.c (simplify_set): When undoing cc_use change, don't do
13891 PUT_CODE on the newly created comparison, but instead put back the
13894 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13896 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13897 values. Remove duplicate arm8 entry.
13899 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13901 PR tree-optimization/38786
13902 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13903 the SSA_NAME case of expand_scalar_variables_expr.
13904 Set the type of an expression to the type of its assign statement.
13905 (expand_scalar_variables_expr): Also gather the scalar computation
13906 used to index the memory access. Do not pass loop_p.
13907 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13908 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13909 the gimple_stmt_iterator where it inserts new code.
13910 Do not pass loop_p.
13911 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13912 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13914 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13916 * graphite.h (debug_value): Removed.
13917 * graphite.c (debug_value): Removed.
13919 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13921 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13922 ldrd/strd with two 32-bit instructions.
13924 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13926 * config/arm/arm.c (struct processors): Pass for speed down into
13927 cost helper functions.
13928 (const_ok_for_op): Handle COMPARE and inequality nodes.
13929 (arm_rtx_costs_1): Rewrite.
13930 (arm_size_rtx_costs): Update prototype.
13931 (arm_rtx_costs): Pass speed down to helper functions.
13932 (arm_slowmul_rtx_costs): Rework cost calculations.
13933 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13934 (arm_9e_rtx_costs): Likewise.
13936 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13938 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13939 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13940 (alpha_legitimize_address): Do not split local symbols wider than
13941 UNITS_PER_WORD into HIGH/LO_SUM parts.
13943 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13946 * gcc.c (process_command): Replace call to execvp with calls
13947 to pex_one and exit.
13949 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13952 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13953 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13954 variant for devices with 3-byte PC.
13955 (__tablejump_elpm__): New.
13957 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13960 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13961 offsetof member-designator, handle it as `[0].'.
13963 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13965 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13966 function when not using named sections on targets with named sections
13967 if branch distance is less than 262132.
13969 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13971 * combine.c (combine_instructions): Recompute
13972 optimize_this_for_speed_p for each BB in the main combine loop.
13974 2009-01-12 Tomas Bily <tbily@suse.cz>
13977 * tree-loop-distribution.c (prop_phis): New function.
13978 (generate_builtin): Call prop_phis.
13979 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13981 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13983 PR tree-optimization/38807
13984 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13985 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13987 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13989 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13990 subreg of op0 to the original op0.
13992 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13994 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13996 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13999 * mips-tfile.c (parse_def): Fix parsing of def strings
14000 starting with digits.
14002 2009-01-10 Jakub Jelinek <jakub@redhat.com>
14005 * config/arm/arm.c (arm_is_long_call_p): Don't call
14006 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
14008 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
14010 * regrename.c (regrename_optimize): Fix dumping.
14011 (find_oldest_value_reg): Preserve REG_POINTER.
14012 (copy_hardreg_forward_1): Likewise.
14014 2009-01-09 Diego Novillo <dnovillo@google.com>
14016 * gimple.h (struct gimple_statement_base) <uid>: Document
14017 the restrictions on its use.
14018 (gimple_uid): Tidy.
14019 (gimple_set_uid): Tidy.
14021 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14023 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
14024 zero guard even if align_bytes != 0 and count is smaller than
14027 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
14029 PR rtl-optimization/38495
14030 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
14031 (add_range_and_copies_from_move_list): Print all added ranges.
14032 Add ranges to memory optimized destination.
14034 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14038 * config/i386/i386.c (override_options): Reject
14039 -mstringop-strategy=rep_8byte with -m32.
14040 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
14041 to 1. Do count comparison against epilogue_size_needed at compile
14042 time even when count_exp was constant forced into register. For
14043 size_needed don't jump to epilogue, instead just avoid aligning
14044 and invoke the body algorithm. If need_zero_guard, add zero guard
14045 even if count is non-zero, but smaller than size_needed + number of
14046 bytes that could be stored for alignment.
14047 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
14048 to 1. If need_zero_guard, add zero guard even if count is non-zero,
14049 but smaller than size_needed + number of bytes that could be stored
14050 for alignment. Compare size_needed with epilogue_size_needed instead
14051 of desired_align - align, don't adjust size_needed, pass
14052 epilogue_size_needed to the epilogue expanders.
14055 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
14057 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14059 * pa.c (last_address): Change to unsigned.
14060 (update_total_code_bytes): Change argument to unsigned. Don't
14061 check if insn addresses are set.
14062 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
14063 addresses are not set.
14064 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
14066 2009-01-09 Nick Clifton <nickc@redhat.com>
14068 * config/sh/symbian.c: Replace uses of DECL_INLINE with
14069 DECL_DECLARED_INLINE_P.
14071 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14073 PR middle-end/38347
14074 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
14075 GET_MODE (op0) in operand_subword_force calls.
14077 PR middle-end/38771
14078 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
14079 fold_convert arg0 operands to TREE_TYPE (op0) first.
14081 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
14083 * params.def (ira-max-conflict-table-size): Decrease default value
14086 2009-01-08 Jakub Jelinek <jakub@redhat.com>
14088 PR tree-optimization/37031
14089 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
14091 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
14092 allocate it using gc instead of heap, use VEC_quick_push instead of
14094 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
14095 instead of heap, use VEC_quick_push instead of VEC_safe_push.
14096 * tree-data-ref.h (struct access_matrix): Change matrix to gc
14097 allocated vector from heap allocated.
14098 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
14099 * tree-loop-linear.c (linear_transform_loops): Allocate nest
14100 vector only after perfect_loop_nest_depth call.
14102 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
14103 Jan Sjodin <jan.sjodin@amd.com>
14105 PR tree-optimization/38559
14106 * graphite.c (debug_value, copy_constraint,
14107 swap_constraint_variables, scale_constraint_variable, ): New.
14108 (get_lower_bound, get_upper_bound): Removed.
14109 (graphite_trans_bb_strip_mine): Clean up this code that works
14110 only for constant number of iterations. Fully copy upper and
14111 lower bound constraints, not only the constant part of them.
14112 * graphite.h (debug_value): Declared.
14114 2009-01-08 Ira Rosen <irar@il.ibm.com>
14116 PR tree-optimization/37194
14117 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
14118 Don't add the cost of cost model guard in prologue to scalar
14119 outside cost in case of known number of iterations.
14121 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
14122 Alan Modra <amodra@bigpond.net.au>
14124 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
14125 non-word-aligned REG+CONST addressing.
14127 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14130 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
14131 free_after_compilation when outputting a thunk.
14132 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
14133 Do not call free_after_compilation here.
14135 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14137 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
14138 (ix86_valid_target_attribute_inner_p): Ditto.
14140 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
14142 PR tree-optimization/38492
14143 PR tree-optimization/38498
14144 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
14145 * tree-chrec.h (scev_is_linear_expression): Declared.
14146 * graphite.c (graphite_cannot_represent_loop_niter): New.
14147 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
14148 (graphite_loop_normal_form): Use gcc_assert.
14149 (scan_tree_for_params): Use CASE_CONVERT.
14150 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
14151 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
14152 Use gcc_assert. Discard scops that contain unhandled cases.
14153 (build_scop_conditions): Return a boolean status for unhandled cases.
14154 (strip_mine_profitable_p): Print the loop number, not its depth.
14155 (is_interchange_valid): Pass the depth of the loop nest, don't
14156 recompute it wrongly.
14157 (graphite_trans_bb_block): Same.
14158 (graphite_trans_bb_block): Print tentative of loop blocking.
14159 (graphite_trans_scop_block): Do not print that the loop has been
14161 (graphite_transform_loops): Do not handle scops that contain condition
14164 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
14166 AVX Programming Reference (December, 2008)
14167 * config/i386/avxintrin.h (_mm256_stream_si256): New.
14168 (_mm256_stream_pd): Likewise.
14169 (_mm256_stream_ps): Likewise.
14171 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
14172 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
14173 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
14174 (bdesc_special_args): Add __builtin_ia32_movntdq256,
14175 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
14176 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
14177 (ix86_expand_special_args_builtin): Likewise.
14179 * config/i386/sse.md (AVXMODEDI): New.
14180 (avx_movnt<mode>): Likewise.
14181 (avx_movnt<mode>): Likewise.
14182 (<sse>_movnt<mode>): Remove AVX support.
14183 (sse2_movntv2di): Likewise.
14185 2009-01-07 Richard Guenther <rguenther@suse.de>
14187 PR middle-end/38751
14188 * fold-const.c (extract_muldiv): Remove obsolete comment.
14189 (fold_plusminus_mult_expr): Undo MINUS_EXPR
14190 to PLUS_EXPR canonicalization for the canonicalization.
14192 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
14194 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
14195 hosted cross-compilers generating less efficient code.
14197 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14199 * function.h (rtl_data): Add a dbr_scheduled_p field.
14200 * reorg.c (dbr_schedule): Set it.
14201 (gate_handle_delay_slots): Check it.
14202 * config/mips/mips.c (mips_base_delayed_branch): Delete.
14203 (mips_reorg): Check flag_delayed_branch instead of
14204 mips_base_delayed_branch.
14205 (mips_override_options): Don't set mips_base_delayed_branch
14206 or flag_delayed_branch.
14208 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14210 PR rtl-optimization/38426.
14211 * ira.c (ira): Set current_function_is_leaf earlier.
14213 2009-01-06 Jakub Jelinek <jakub@redhat.com>
14215 PR rtl-optimization/38722
14216 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
14217 too early, only set a flag and modify after last possible
14220 2009-01-06 Janis Johnson <janis187@us.ibm.com>
14223 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
14224 * real.c (decimal_single_format): Correct values of emin and emax.
14225 (decimal_double_format): Ditto.
14226 (decimal_quad_format): Ditto.
14227 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
14228 computation of DECnn_MIN and DECnn_MAX for corrected values of
14229 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
14230 __DECnn_MIN__, and adjust its computation for the corrected value
14233 2009-01-06 Jan Hubicka <jh@suse.cz>
14236 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
14238 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
14240 * doc/contrib.texi (Contributors): Slightly adjust the end note.
14241 Add Robert Clark to the list of testers.
14243 2009-01-06 Jan Hubicka <jh@suse.cz>
14244 Kai Tietz <kai.tietz@onevision.com>
14246 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
14247 * config/i386/i386.c (ix86_expand_call): Add clobbers.
14249 2009-01-06 Jan Hubicka <jh@suse.cz>
14250 Kai Tietz <kai.tietz@onevision.com>
14252 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
14254 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
14255 (ix86_nsaved_regs): Count only general purpose regs.
14256 (ix86_nsaved_sseregs): New.
14257 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
14258 to 16 for w64; compute padding and size of sse reg save area.
14259 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
14260 general purpose regs.
14261 (ix86_emit_save_sse_regs_using_mov): New.
14262 (ix86_expand_prologue): Save SSE regs if needed.
14263 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
14264 (ix86_emit_restore_sse_regs_using_mov): New.
14265 (ix86_expand_epilogue): Save SSE regs if needed.
14267 2009-01-06 Jan Hubicka <jh@suse.cz>
14268 Kai Tietz <kai.tietz@onevision.com>
14270 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
14271 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
14272 functions when accumulate outgoing args is off.
14274 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14277 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
14278 before using pseudos_have_intersected_live_ranges_p.
14280 * ira-int.h (ira_assert): Always define.
14282 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14284 AVX Programming Reference (December, 2008)
14285 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
14286 (_mm256_permute2_pd): Likewise.
14287 (_mm_permute2_ps): Likewise.
14288 (_mm256_permute2_ps): Likewise.
14289 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
14290 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
14292 * config/i386/i386.c (ix86_builtins): Remove
14293 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
14294 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
14295 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
14296 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
14297 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
14298 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
14299 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
14300 __builtin_ia32_vpermil2ps256.
14301 (ix86_init_mmx_sse_builtins): Updated.
14302 (ix86_expand_args_builtin): Likewise.
14304 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14306 * pa.c (output_call): Relocate non-jump insns in the delay slot of
14307 long absolute calls when generating PA 2.0 code.
14309 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
14311 PR rtl-optimization/38583
14312 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
14314 * params.def (ira-max-conflict-table-size): New.
14316 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
14318 * ira.h (ira_conflicts_p): New external definition.
14320 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
14321 table. Report this. Return result of building.
14322 (ira_build_conflicts): Use ira_conflicts_p. Check result of
14323 building conflict table.
14325 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
14326 (ira_color): Use ira_conflicts_p.
14328 * global.c: Include ira.h.
14329 (pseudo_for_reload_consideration_p, build_insn_chain): Use
14332 * Makefile.in (global.o): Add ira.h.
14334 * ira-build.c (mark_all_loops_for_removal,
14335 propagate_some_info_from_allocno): New.
14336 (remove_unnecessary_allocnos): Call
14337 propagate_some_info_from_allocno.
14338 (remove_low_level_allocnos): New.
14339 (remove_unnecessary_regions): Add parameter. Call
14340 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
14341 parameter to remove_unnecessary_regions.
14342 (ira_build): Remove all regions but root if the conflict table was
14343 not built. Update conflict hard regs for allocnos crossing calls.
14345 * ira.c (ira_conflicts_p): New global.
14346 (ira): Define and use ira_conflicts_p.
14348 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14349 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
14350 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
14352 2009-01-06 Ben Elliston <bje@au.ibm.com>
14354 * gengtype-lex.l (YY_NO_INPUT): Define.
14356 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14359 * c-common.c (handle_vector_size_attribute): Also reject
14360 BOOLEAN_TYPE types.
14362 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
14364 PR tree-optimization/38492
14365 * graphite.c (rename_map_elt, debug_rename_elt,
14366 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
14367 rename_map_elt_info, eq_rename_map_elts,
14368 get_new_name_from_old_name, bb_in_sese_p): Moved around.
14369 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
14370 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
14371 (sese_build_livein_liveouts): New.
14372 (new_sese, free_sese): New.
14373 (new_scop): Call new_sese.
14374 (free_scop): Call free_sese.
14375 (rename_variables_from_edge, rename_phis_end_scop): Removed.
14376 (register_old_new_names): Renamed register_old_and_new_names.
14377 (register_scop_liveout_renames, add_loop_exit_phis,
14378 insert_loop_close_phis, struct igp,
14379 default_liveout_before_guard, add_guard_exit_phis,
14380 insert_guard_phis, copy_renames): New.
14381 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
14382 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
14383 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
14384 (scop_adjust_phis_for_liveouts): New.
14385 (gloog): Call scop_adjust_phis_for_liveouts.
14387 * graphite.h (struct sese): Documented. Added fields liveout,
14388 num_ver and livein.
14389 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
14390 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
14391 (struct scop): Added field liveout_renames.
14392 (SCOP_LIVEOUT_RENAMES): New.
14394 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14396 PR tree-optimization/38510
14397 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
14398 (translate_clast): Call recompute_all_dominators before
14400 (gloog): Call recompute_all_dominators before graphite_verify.
14402 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14403 Jan Sjodin <jan.sjodin@amd.com>
14405 PR tree-optimization/38500
14406 * graphite.c (create_sese_edges): Call fix_loop_structure after
14409 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14411 * config.gcc: Add m32r*-*-rtems*.
14412 * config/m32r/rtems.h: New file.
14414 2009-01-05 Ben Elliston <bje@au.ibm.com>
14416 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
14417 (.po.pox): Likewise.
14418 (po/gcc.pot): Likewise.
14420 2009-01-04 David S. Miller <davem@davemloft.net>
14422 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
14423 (STARTING_FRAME_OFFSET): Always set to zero.
14425 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14427 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
14428 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
14429 fixed-point types, and vectors of the same.
14431 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14433 * config/mips/sync.md (*mb_barrier): Rename to...
14434 (*memory_barrier): ...this.
14436 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
14438 * doc/extend.texi (Function Attributes): Move @cindex after @item
14439 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
14440 and put in alphabetical order. Fix 'target' name and put in order.
14441 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14444 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
14446 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
14447 (memory_barrier): Expand as unspec instead of unspec_volatile.
14448 Remove mem:BLK from insn operands. Use Pmode scratch register.
14449 (*memory_barrier): Define as unspec instead of unspec_volatile.
14450 Use (match_dup 0) as input operand.
14452 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
14453 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
14454 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
14455 scratch register. Remove operand 1.
14456 (*stbar): Define as unspec instead of unspec_volatile.
14457 Use (match_dup 0) as input operand, remove (const_int 8).
14458 (*membar): Define as unspec instead of unspec_volatile.
14459 Use (match_dup 0) as input operand, remove input operand 2.
14461 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
14462 (memory_barrier): Expand as unspec instead of unspec_volatile.
14463 Remove mem:BLK from insn operands. Use Pmode scratch register.
14464 (*memory_barrier): Define as unspec instead of unspec_volatile.
14465 Use (match_dup 0) as input operand.
14467 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
14468 Remove mem:BLK from insn operands. Use Pmode scratch register.
14469 Set volatile flag on operand 0.
14470 (*memory_barrier): New insn pattern.
14472 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
14474 (*memory_barrier): Use (match_dup 0) as input operand.
14476 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
14477 Remove mem:BLK from insn operands. Use Pmode scratch register.
14478 Set volatile flag on operand 0.
14479 (*mb_internal): New insn pattern.
14481 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
14483 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14485 PR middle-end/38586
14486 * function.c (struct temp_slot): Move to the section of the file
14487 that deals with temp slots. Remove field 'address'.
14488 (temp_slot_address_table): New hash table of address -> temp slot.
14489 (struct temp_slot_address_entry): New struct, items for the table.
14490 (temp_slot_address_compute_hash, temp_slot_address_hash,
14491 temp_slot_address_eq, insert_temp_slot_address): Support functions
14493 (find_temp_slot_from_address): Rewrite to use the new hash table.
14494 (remove_unused_temp_slot_addresses): Remove addresses of temp
14495 slots that have been made available.
14496 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
14497 worker function for remove_unused_temp_slot_addresses.
14498 (assign_stack_temp_for_type): Don't clear the temp slot address list.
14499 Add the temp slot address to the address -> temp slot map.
14500 (update_temp_slot_address): Update via insert_temp_slot_address.
14501 (free_temp_slots): Call remove_unused_temp_slot_addresses.
14502 (pop_temp_slots): Likewise.
14503 (init_temp_slots): Allocate the address -> temp slot map, or empty
14504 the map if it is already allocated.
14505 (prepare_function_start): Initialize temp slot processing.
14507 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14509 PR middle-end/38584
14510 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
14511 Calculate the size of all stack vars assuming no packing of stack
14512 vars will happen, replacing a quadratic algorithm with a linear one.
14514 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14517 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
14520 2009-01-03 Diego Novillo <dnovillo@google.com>
14522 * doc/contrib.texi: Update contributions.
14524 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14527 * builtins.c (fold_builtin_memory_op): Give up if either operand
14528 is volatile. Set srctype or desttype to non-qualified version
14532 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
14533 and FUNCTION_DECLs.
14535 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
14537 PR rtl-optimization/35805
14538 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
14539 problem if fast dce is able to remove any instructions.
14540 * dce.c (dce_process_block): Fix dump message.
14542 2009-01-02 Mark Mitchell <mark@codesourcery.com>
14545 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
14547 2009-01-02 Jakub Jelinek <jakub@redhat.com>
14549 PR middle-end/38690
14550 * tree-flow.h (op_code_prio, op_prio): New prototypes.
14551 * tree-pretty-print.c (op_code_prio): New function.
14552 (op_prio): No longer static. Use op_code_prio.
14553 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14554 Use op_prio and op_code_prio to determine if () should be
14555 printed around operand(s) or not.
14557 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14558 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14559 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14560 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14561 pp_character instead of pp_string for single letter printing.
14563 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14565 * doc/extend.texi: Fix '#pragma GCC option' typo.
14567 2009-01-02 Richard Guenther <rguenther@suse.de>
14569 * doc/install.texi (--enable-checking): Mention different
14570 default for stage1.
14571 (--enable-stage1-checking): Document.
14573 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14575 PR middle-end/30142
14576 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14577 case to be an error.
14579 2009-01-02 Ben Elliston <bje@au.ibm.com>
14581 * config/fp-bit.h (pack_d): Constify argument.
14582 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14583 (isnan): Constify argument.
14585 (iszero): Likewise.
14586 (pack_d): Likewise.
14587 (_fpadd_parts): Constify return type.
14588 (_fpmul_parts): Likewise.
14589 (_fpdiv_parts): Likewise.
14591 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14594 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14595 warn about overwriting initializer with side-effects or
14596 -Woverride-init if !IMPLICIT.
14597 (output_init_element): Likewise. Pass IMPLICIT down to
14599 (process_init_element): Add IMPLICIT argument. Pass it down
14600 to output_init_element.
14601 (push_init_element, pop_init_level, set_designator): Adjust
14602 process_init_element callers.
14603 (set_nonincremental_init, set_nonincremental_init_from_string):
14604 Adjust add_pending_init callers.
14605 (output_pending_init_elements): Adjust output_init_element callers.
14606 * c-tree.h (process_init_element): Adjust prototype.
14607 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14608 process_init_element callers.
14611 Copyright (C) 2009 Free Software Foundation, Inc.
14613 Copying and distribution of this file, with or without modification,
14614 are permitted in any medium without royalty provided the copyright
14615 notice and this notice are preserved.