1 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10 inlined_function_outer_scope_p blocks for artificial inlines
12 * tree.c (tree_nonartificial_location): Rewrite using
13 block_nonartificial_location.
15 2009-06-05 Revital Eres <eres@il.ibm.com>
16 Leehod Baruch <leehod@il.ibm.com>
18 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19 (expand_expr_real_1): Remove comment.
20 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21 Vectorize misaligned access when the target supports it.
22 (vect_supportable_dr_alignment): Check for unaligned access
24 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
27 2009-06-05 Julian Brown <julian@codesourcery.com>
29 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
30 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
32 2009-06-05 Richard Guenther <rguenther@suse.de>
35 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
38 2009-06-05 Jakub Jelinek <jakub@redhat.com>
40 * config/s390/s390.c (global_not_special_regno_p): New static inline.
41 (save_gprs): Don't tell unwinder when a global register is saved.
42 (s390_emit_epilogue): Emit needed epilogue unwind info.
44 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
46 * dwarf2out.c (deferred_asm_name): New.
47 (add_name_and_src_coords_attributes): Defer creation of
48 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
50 (move_linkage_attr): New.
51 (dwarf2out_finish): Revisit deferrals and emit attributes at the
54 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
56 * tree-nested.c (finalize_nesting_tree_1): Declare the
57 frame_decl in the binding tree.
59 2009-06-04 Cary Coutant <ccoutant@google.com>
61 * basic-block.h (struct basic_block_def): Add discriminator field.
62 * dbxout.c (dbxout_source_line): Add new parameter. Change all
64 * debug.c (do_nothing_debug_hooks): Add additional entry.
65 (debug_nothing_int_charstar_int): New function.
66 * debug.h (struct gcc_debug_hooks): Add parameter to source_line
68 (debug_nothing_int_charstar_int): New declaration.
69 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
70 discriminator value in .loc directive.
71 * final.c (last_discriminator): New variable.
72 (discriminator): New variable.
73 (final_start_function): Initialize above variables, pass current
74 discriminator to debug hook.
75 (notice_source_line): Check for discriminator change.
76 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
77 * sdbout.c (sdbout_source_line): New parameter.
78 * tree-cfg.c (struct locus_discrim_map): New structure type.
79 (discriminator_per_locus): New hash table.
80 (build_gimple_cfg): Allocate and free discriminator hash table.
81 (make_edges): Call assign_discriminator.
82 (locus_map_hash): New function.
83 (locus_map_eq): New function.
84 (next_discriminator_for_locus): New function.
85 (same_line_p): New function.
86 (assign_discriminator): New function.
87 (make_cond_expr_edges): Call assign_discriminator.
88 (make_gimple_switch_edges): Likewise.
89 (first_non_label_stmt): New function.
90 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
92 * xcoffout.c (xcoffout_source_line): Add new parameter.
94 * configure.ac (gcc_cv_as_discriminator): New configury check for
95 gas support for discriminator.
96 * configure: Regenerate.
97 * config.in: Regenerate.
99 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
101 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
102 val after checking for integers.
104 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
106 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
108 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
109 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
110 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
111 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
112 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
114 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
117 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
119 * gcc.c (report_times_to_file): New.
120 (execute): Implement it.
121 (process_command): Support -time=.
122 * doc/invoke.texi: Document it.
124 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
126 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
127 that have value exprs.
129 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
131 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
132 declarations for constants until...
133 (dw2_output_indirect_constant_1): ... this point.
135 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
138 * arm.md (arm_addsi3): Don't try to split an add with an
139 eliminable register until after reload has completed.
141 2009-06-03 Ian Lance Taylor <iant@google.com>
143 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
144 * genattrtab.c (write_length_unit_log): Likewise.
145 * genchecksum.c (dosum): Likewise.
146 * gengtype.c (write_rtx_next): Likewise.
147 (finish_root_table, write_roots): Likewise.
148 * gimple.c (gimple_ops_offset_): Likewise.
149 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
150 * config/arc/arc.c (arc_attribute_table): Likewise.
151 * config/arm/arm.c (arm_attribute_table): Likewise.
152 * config/avr/avr.c (avr_attribute_table): Likewise.
153 * config/crx/crx.c (crx_attribute_table): Likewise.
154 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
155 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
156 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
157 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
158 * config/sh/sh.c (sh_attribute_table): Likewise.
159 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
160 * config/spu/spu.c (spu_attribute_table): Likewise.
161 * config/v850/v850.c (v850_attribute_table): Likewise.
163 * config/alpha/alpha.c (vms_attribute_table): Make static.
164 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
165 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
166 * config/mips/mips.c (mips_attribute_table): Likewise.
168 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
170 (cc1-checksum.o): Likewise.
172 2009-06-03 Steve Ellcey <sje@cup.hp.com>
174 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
176 2009-06-03 Jakub Jelinek <jakub@redhat.com>
178 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
179 insn if it is changing sp. Use gen_add3_insn instead of
180 conditionally gen_addsi3 and gen_adddi3.
181 (offset_below_red_zone_p): New static inline function.
182 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
183 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
184 * config/rs6000/ppc-asm.h: Include auto-host.h.
185 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
186 CFI_RESTORE): Define.
187 * config/rs6000/crtresxgpr.asm: Add unwind info.
188 * config/rs6000/crtresxfpr.asm: Likewise.
189 * config/rs6000/crtresgpr.asm: Likewise.
190 * config/rs6000/crtresfpr.asm: Likewise.
191 * config/rs6000/crtsavgpr.asm: Likewise.
192 * config/rs6000/crtsavfpr.asm: Likewise.
194 * dwarf2out.c (output_cfi_directive): Pass 1 instead of
195 0 to second argument of DWARF2_FRAME_REG_OUT macros.
197 2009-06-03 Julian Brown <julian@codesourcery.com>
199 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
200 words or less (including TImode) in core registers.
202 2009-06-03 Richard Guenther <rguenther@suse.de>
205 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
207 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
209 * statistics.c (statistics_counter_event): Do not record event
210 in pass dump if its number == -1.
211 (curr_statistics_hash): Add assert that we never get passes
212 with static number == -1.
214 2009-06-03 Richard Guenther <rguenther@suse.de>
215 Andrey Belevantsev <abel@ispras.ru>
217 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
218 non-BLKmode arrays addressable.
220 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
222 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
223 * config/m68k/m68k.h: ... here.
224 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
227 2009-06-03 Martin Jambor <mjambor@suse.cz>
229 PR tree-optimization/40323
230 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
233 2009-06-03 Richard Guenther <rguenther@suse.de>
235 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
238 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
240 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
241 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
242 JUMP_TABLE_DATA_P where applicable.
243 * config/sh/sh.c: Ditto.
244 * config/sh/sh.h: Ditto.
245 * config/sh/sh.md: Ditto.
246 * config/sh/symbian.c: Ditto.
248 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/driver-i386.c (describe_cache): Optimize
251 concatenation of strings. Use snprintf instead of sprintf.
252 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
253 target when not compiling with GCC.
255 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
257 * config/sh/sh.c: Revert last change.
258 (sh_expand_epilogue): Emit a blockage insn before the frame
259 pointer adjustment unconditionally.
261 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
263 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
264 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
265 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
266 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
267 to COLLECT_GCC_OPTIONS.
269 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
271 * collect2.c (target_system_root): New variable.
272 (main): Handle --sysroot=.
273 (ignore_library): Strip the sysroot from the library path.
275 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
277 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
278 (collect2.o): Depend on collect2-aix.h.
279 (collect2-aix.o): New rule.
280 * collect2-aix.h: New file.
281 * collect2-aix.c: Likewise.
282 * collect2.c: Include collect2-aix.h. Don't undefine
283 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
284 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
285 Use TARGET_AIX_VERSION instead of _AIX51.
286 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
287 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
288 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
289 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
290 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
292 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
294 * collect2.c (ignore_library): Avoid premature post-increment
297 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
299 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
300 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
301 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
302 CROSS_DIRECTORY_STRUCTURE too.
303 (LINK_LIBG_SPEC): Likewise.
304 (LIB_SPEC): Add %R to sysroot paths.
305 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
306 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
307 * config/rs6000/aix51.h: As for aix43.h.
308 * config/rs6000/aix52.h: Likewise.
309 * config/rs6000/aix53.h: Likewise.
310 * config/rs6000/aix61.h: Likewise.
311 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
312 to the beginning of sysroot paths.
314 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
316 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
317 INSN_LISTs that are out of the REG_NOTE range.
319 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
321 * loop-unroll.c (struct iv_to_split): Add pointer to next.
322 (struct var_to_expand): Likewise.
323 (struct opt_info): Add head and tail for linked lists of the above.
324 (analyze_insn_to_expand_var): Initialize next.
325 (analyze_iv_to_split_insn): Likewise.
326 (analyze_insns_in_loop): Create linked lists.
327 (allocate_basic_variable): Simplify for use without hash table.
328 (insert_var_expansion_initialization): Likewise, make it type-safer.
329 (combine_var_copies_in_loop_exit): Likewise.
330 (apply_opt_in_copies): Walk lists rather than hash tables.
331 (release_var_copies): Simplified and inlined by hand into...
332 (free_opt_info): ... this function.
334 2009-06-02 Richard Guenther <rguenther@suse.de>
336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
339 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
341 * cfgexpand.c (gimple_expand_cfg): Discard the source location
342 only for builtins that are not overridden.
344 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
346 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
349 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
351 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
353 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
355 * combine.c (move_deaths): Compare LUIDs within the same BB only.
357 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
359 * common.opt (fdump-unnumbered-links): New.
360 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
361 * print-rtl.c (flag_dump_unnumbered_links): New.
362 (print_rtx): Test it.
364 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
366 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
367 push/pop multiple to 8-byte alignment.
369 2009-06-01 Jakub Jelinek <jakub@redhat.com>
371 * config/i386/i386.c (queued_cfa_restores): New static variable.
372 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
374 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
375 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
376 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
377 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
378 note unconditionally.
379 (ix86_emit_restore_regs_using_mov): Likewise.
380 (ix86_emit_restore_sse_regs_using_mov): Likewise.
381 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
382 it through to ix86_emit_restore_reg_using_pop.
383 (ix86_emit_leave): Add RED_OFFSET argument. Call
384 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
385 instead of adding REG_CFA_OFFSET note unconditionally.
386 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
387 the above functions. Call ix86_add_queued_cfa_restore_notes when
390 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
391 force output of the label even for dwarf2out_do_cfi_asm.
392 (add_fde_cfi): If -g2 and above and cfi might change CFA,
393 force creation of CFI label and chain DW_CFA_set_loc jumping to it
394 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
396 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
397 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
398 dwarf2out_cfi_label callers.
399 * tree.h (dwarf2out_cfi_label): Adjust prototype.
400 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
401 Adjust dwarf2out_cfi_label callers.
402 * config/vax/vax.c (vax_output_function_prologue): Likewise.
404 * config/i386/i386.h (struct machine_cfa_state,
405 struct machine_function): Guard with ifndef USED_FOR_TARGET
406 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
409 * emutls.c (__emutls_get_address): Change arr->size to mean number
410 of allocated arr->data entries instead of # of slots + 1.
413 * recog.c (peep2_reinit_state): New function.
414 (peephole2_init_state): Use it at the end of a basic block and also
415 when seeing a RTX_FRAME_RELATED_P insn.
417 2009-06-01 Steve Ellcey <sje@cup.hp.com>
419 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
420 fixuns_truncrfdi2): New.
421 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
422 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
423 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
424 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
425 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
426 *recip_approx): Remove.
427 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
428 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
429 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
431 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
434 2009-06-01 Ian Lance Taylor <iant@google.com>
436 * attribs.c (register_attribute): Use CONST_CAST.
437 * collect2.c (main): Use CONST_CAST2.
438 (scan_prog_file): Likewise.
439 * gcc.c (process_command, main): Likewise.
440 * toplev.c (toplev_main): Likewise.
442 * c-typeck.c (handle_warn_cast_qual): New static function,
443 partially broken out of build_c_cast.
444 (build_c_cast): Call handle_warn_cast_qual.
445 * doc/invoke.texi (Warning Options): Document new effect of
448 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
450 * diagnostic.c (diagnostic_build_prefix): Always print columns.
451 (diagnostic_report_current_module): Print columns.
452 * common.opt (flag_show_column): Enable by default.
454 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
456 * alias.c (find_base_term): Check for NULL term before returning.
458 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
460 Revert due to PR40320:
461 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
462 * calls.c (emit_library_call_value_1): Don't force_operand for move
465 2009-06-01 Olivier Hainque <hainque@adacore.com>
466 Eric Botcazou <ebotcazou@adacore.com>
468 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
469 to be processed as a bitfield for constructor output purposes.
470 * output.h (initializer_constant_valid_for_bitfield_p): Declare
472 * varasm.c (oc_local_state): New type, output_constructor
473 local state to support communication with helpers.
474 (oc_outer_state): New type, output_constructor outer state of
475 relevance in recursive calls.
476 (output_constructor_array_range): New output_constructor helper,
477 extracted code for an array range element.
478 (output_constructor_regular_field): New output_constructor helper,
479 extracted code for an element that is not a bitfield.
480 (output_constructor_bitfield): New output_constructor helper,
481 extracted code for a bitfield element. Accept an OUTER state
482 argument for recursive processing. Recurse on record or array
483 CONSTRUCTOR values, possibly past noop conversions.
484 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
485 VALUE is a valid constant-valued expression for use in a static
486 bit-field initializer.
487 (output_constructor): Rework to use helpers. Accept and honor an
488 OUTER state argument for recursive calls. Return total size. Be
489 prepared for nested constructors initializing bitfields.
490 (output_constant): Feed OUTER in calls to output_constructor.
492 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
494 * calls.c (emit_library_call_value_1): Don't force_operand for move
497 2009-06-01 Nick Clifton <nickc@redhat.com>
499 * doc/invoke.texi (IA-64 Options): Fix typo.
501 2009-06-01 Ira Rosen <irar@il.ibm.com>
503 PR tree-optimization/39129
504 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
506 (vect_do_peeling_for_loop_bound): Use
507 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
508 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
509 (vect_loop_versioning): Likewise.
510 (vect_create_cond_for_alias_checks): Fix indentation.
511 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
513 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
514 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
515 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
516 "control flow in loop".
517 (vect_estimate_min_profitable_iters): Use
518 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
519 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
520 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
521 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
522 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
523 statement belongs to a group of strided accesses with the exact code
525 (vectorizable_load): Likewise.
526 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
527 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
529 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
531 * config/freebsd-stdint.h: New file.
532 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
533 Add freebsd-stdint.h to tm_file.
535 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
537 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
538 (thumb2_extendhidi2): Likewise.
540 2009-05-31 Ian Lance Taylor <iant@google.com>
542 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
544 2009-05-31 Ian Lance Taylor <iant@google.com>
546 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
547 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
548 (ipa-reference.o): Depend upon gt-ipa-reference.h.
550 2009-05-31 Jason Merrill <jason@redhat.com>
552 * tree-pretty-print.c (print_call_name): Take the callee, not the
553 call itself. Make non-static. Use dump_function_name for functions.
554 (dump_generic_node): Adjust.
555 * diagnostic.h: Declare print_call_name.
556 * gimple-pretty-print.c (dump_gimple_call): Use it.
558 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
560 * config/sh/sh.md (ashldi3_std): New define_expand.
563 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
566 * config/sh/sh.c: Include debug.h.
567 (sh_expand_epilogue): Emit a blockage insn before the frame
568 pointer adjustment also when dwarf2out_do_frame returns true.
570 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
572 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
573 (thumb2_extendqidi2): New pattern.
575 2009-05-31 Ira Rosen <irar@il.ibm.com>
577 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
578 mark phis for renaming.
579 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
580 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
581 Call mark_sym_for_renaming.
582 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
583 * tree-vect-loop.c (vect_transform_loop): Remove
584 vect_memsyms_to_rename initialization and a call to
585 mark_set_for_renaming.
587 2009-05-31 Jakub Jelinek <jakub@redhat.com>
590 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
591 frame related even if !set_cfa && style < 0.
593 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
595 * config/i386/mingw-tls.c: New file.
596 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
597 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
598 defining _WIN32 but not __CYGWIN__.
600 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
602 * configure.ac: Add MPC support.
604 * config.in, configure: Regenerate.
606 2009-05-29 Richard Henderson <rth@redhat.com>
608 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
609 NOTE_INSN_BASIC_BLOCK.
610 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
611 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
612 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
614 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
616 (add_cfi): Disable check redefining cfa away from drap.
617 (lookup_cfa_1): Add remember argument; handle remember/restore.
618 (lookup_cfa): Pass remember argument.
620 (compute_barrier_args_size_1): Remove sibcall check.
621 (dwarf2out_frame_debug_def_cfa): New.
622 (dwarf2out_frame_debug_adjust_cfa): New.
623 (dwarf2out_frame_debug_cfa_offset): New.
624 (dwarf2out_frame_debug_cfa_register): New.
625 (dwarf2out_frame_debug_cfa_restore): New.
626 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
627 (dwarf2out_begin_epilogue): New.
628 (dwarf2out_frame_debug_restore_state): New.
629 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
630 DW_CFA_restore_state.
631 (output_cfi_directive): Likewise.
632 (convert_cfa_to_fb_loc_list): Likewise.
633 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
634 * dwarf2out.h: Update.
635 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
636 (copy_insn_1): Early out for null.
637 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
638 and dwarf2out_frame_debug_restore_state.
639 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
640 (prologue_insn_hash, epilogue_insn_hash): New.
641 (free_after_compilation): Adjust freeing accordingly.
642 (record_insns): Create hash table if needed; push insns into
643 hash instead of array.
644 (maybe_copy_epilogue_insn): New.
645 (contains): Search hash table instead of array.
646 (sibcall_epilogue_contains): Remove.
647 (thread_prologue_and_epilogue_insns): Split eh_return insns
648 and mark them as epilogues.
649 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
650 scanning in terms of basic blocks.
651 * insn-notes.def (CFA_RESTORE_STATE): New.
652 * jump.c (returnjump_p_1): Accept EH_RETURN.
653 (eh_returnjump_p_1, eh_returnjump_p): New.
654 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
655 CFA_REGISTER, CFA_RESTORE): New.
656 * rtl.def (EH_RETURN): New.
657 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
659 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
660 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
662 * config/i386/i386.c (gen_push): Update cfa state.
663 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
664 add a CFA_ADJUST_CFA note.
665 (ix86_dwarf_handle_frame_unspec): Remove.
666 (ix86_expand_prologue): Update cfa state.
667 (ix86_emit_restore_reg_using_pop): New.
668 (ix86_emit_restore_regs_using_pop): New.
669 (ix86_emit_leave): New.
670 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
671 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
672 * config/i386/i386.h (struct machine_cfa_state): New.
673 (ix86_cfa_state): New.
674 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
675 (eh_return_internal): Merge from eh_return_<mode>,
676 use eh_return rtx, split w/ epilogue.
678 2009-05-29 Ian Lance Taylor <iant@google.com>
680 * builtins.c (validate_gimple_arglist): Don't use va_arg with
682 * calls.c (emit_library_call_value_1): Likewise.
684 * c-typeck.c (c_build_va_arg): New function.
685 * c-tree.h (c_build_va_arg): Declare.
686 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
687 instead of build_va_arg.
689 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
691 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
692 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
693 (ptr_difference_cost): Use affine combinations to compute it.
694 (difference_cost): Likewise.
695 (get_computation_cost_at): Compute more accurate cost for addresses
696 if the ratio is a multiplier allowed in addresses.
697 For non-addresses, consider that an additional offset or symbol is
700 2009-05-29 Jakub Jelinek <jakub@redhat.com>
702 * config/i386/i386.c (ix86_decompose_address): Avoid useless
703 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
705 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
706 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
707 (prefix_rex): For UNIT_MMX don't imply the prefix by default
709 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
710 to 1 for TYPE_SSE{IADD1,CVT1}.
711 (prefix_vex_imm8): Removed.
712 (length_vex): Only pass 1 as second argument to
713 ix86_attr_length_vex_default if prefix_extra is 0.
714 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
715 (length): For prefix vex computation use length_immediate
716 attribute instead of prefix_vex_imm8.
717 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
718 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
719 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
720 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
721 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
722 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
723 a space in between the operands.
724 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
725 if one operand is 0xff and the other one si, di, bp or sp.
726 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
727 other one si, di, bp or sp.
728 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
729 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
730 type and mode attributes.
731 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
732 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
733 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
734 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
735 prefix_data16 attribute iff MODE_DF.
736 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
737 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
738 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
739 constm128_operand in length_immediate computation.
740 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
741 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
742 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
743 length_immediate attribute to 1.
744 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
745 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
746 for certain alternatives.
747 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
748 prefix_data16 attribute if MODE_V1DF.
749 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
750 length_immediate to 1.
751 (set_got_rex64, set_rip_rex64): Remove length attribute, set
752 length_address to 4, set mode attribute to MODE_DI.
753 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
754 (fxam<mode>2_i387): Set length attribute to 4.
755 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
756 *prefetch_3dnow_rex): Override length_address attribute.
757 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
759 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
760 (constm128_operand): Removed.
761 * config/i386/i386.c (memory_address_length): For
762 disp && !index && !base in 64-bit mode account for SIB byte if
763 print_operand_address can't optimize disp32 into disp32(%rip)
764 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
765 for fs: or gs: segment.
766 (ix86_attr_length_immediate_default): When checking if shortform
767 is possible, truncate immediate to the length of the non-shortened
769 (ix86_attr_length_address_default): Ignore MEM_P operands
771 (ix86_attr_length_vex_default): Only check for DImode on
772 GENERAL_REG_P operands.
773 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
774 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
775 (sse_cvttps2pi): Clear prefix_rep attribute.
776 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
778 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
779 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
780 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
781 iff operand 2 is const_int_operand.
782 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
783 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
784 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
786 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
788 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
789 prefix_data16 attribute for movlpd and movhpd instructions.
790 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
791 length_immediate for shufpd instruction.
792 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
793 (avx_cmpp<avxmodesuffixf2c><mode>3,
794 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
795 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
796 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
797 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
798 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
799 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
800 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
801 prefix_data16 attribute for the first alternative to 1.
802 (*avx_loadlps): Override length_immediate for the first alternative.
803 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
804 attributes for second alternative.
805 (*vec_concatv2sf_sse4_1): Override length_immediate and
806 prefix_data16 attributes for second alternative.
807 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
808 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
809 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
810 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
811 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
812 prefix_data16 and length_immediate to 1.
813 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
815 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
816 prefix_extra attribute for variants that don't have 0f prefix alone.
817 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
818 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
819 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
820 *sse4_1_pextrd): Set length_immediate to 1.
821 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
822 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
824 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
825 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
826 length_immediate to 1 for second alternative.
827 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
828 prefix_extra and length_immediate attributes for the first
830 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
832 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
833 to 1 for the first and third alternative.
834 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
836 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
838 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
840 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
841 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
842 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
843 *avx_psign<mode>3): Set prefix_extra attribute to 1.
844 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
845 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
846 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
847 ssse3_psign<mode>3): Override prefix_rex attribute.
848 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
849 (ssse3_palignrti): Override length_immediate to 1.
850 (ssse3_palignrdi): Override length_immediate to 1, override
851 prefix_rex attribute.
852 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
853 (sse4a_extrqi): Override length_immediate to 2.
854 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
855 (sse4a_insertq): Override prefix_data16 to 0.
856 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
857 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
858 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
859 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
860 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
861 and length_immediate to 1.
862 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
863 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
864 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
865 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
866 and length_immediate to 1.
867 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
868 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
869 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
870 avx_ptest256): Override prefix_extra to 1.
871 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
872 Override prefix_data16 and length_immediate to 1.
873 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
874 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
875 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
876 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
877 prefix_data16 to 0 and prefix_extra to 2.
878 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
879 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
881 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
882 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
883 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
884 and prefix_extra to 2.
885 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
886 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
887 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
888 avx_vpermilvar<mode>3,
889 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
890 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
891 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
892 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
893 Override prefix_extra to 1.
894 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
895 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
896 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
897 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
898 prefix_extra and length_immediate to 1.
899 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
901 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
902 to 1 for the first alternative.
903 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
904 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
906 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
907 *movv2sf_internal_avx, *movv2sf_internal): Override
908 prefix_rep attribute for certain alternatives.
909 (*mov<mode>_internal): Override prefix_rep or prefix_data16
910 attributes for certain alternatives.
911 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
912 attributes for certain alternatives.
913 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
914 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
915 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
916 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
917 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
918 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
919 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
920 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
921 length_immediate to 1 if operand 2 is const_int_operand.
922 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
923 *vec_extractv2si_1): Set length_immediate attribute to 1.
924 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
925 using old 3DNOW insn rather than SSE/3DNOW_A.
926 (mmx_emms, mmx_femms): Clear modrm attribute.
928 2009-05-29 Martin Jambor <mjambor@suse.cz>
930 * tree-sra.c: New implementation of SRA.
932 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
933 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
934 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
935 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
936 (SRA_MAX_STRUCTURE_COUNT): Removed.
937 (SRA_FIELD_STRUCTURE_RATIO): Removed.
938 * doc/invoke.texi (sra-max-structure-size): Removed.
939 (sra-field-structure-ratio): Removed.
941 2009-05-29 Jakub Jelinek <jakub@redhat.com>
944 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
947 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
949 PR rtl-optimization/40101
950 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
951 seqno. Adjust comment.
952 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
953 inserting bookkeeping before a jump, the jump is not scheduled.
954 When no positive seqno found, provide a value. Add comment.
956 2009-05-29 Richard Guenther <rguenther@suse.de>
958 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
959 short-cutting on the first component.
961 2009-05-29 Jakub Jelinek <jakub@redhat.com>
964 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
965 for trees other than decls/types.
967 2009-05-29 Richard Guenther <rguenther@suse.de>
969 * tree-ssa-operands.c (get_expr_operands): Do not handle
970 INDIRECT_REFs in the handled-component case. Remove
971 unused get_ref_base_and_extent case.
972 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
973 tree_low_cst and host_integerp where possible.
974 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
975 codes for equivalence.
976 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
978 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
980 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
981 to tmake_file for i[34567]86-*-cygwin*.
983 2009-05-29 Jakub Jelinek <jakub@redhat.com>
986 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
987 (altivec_categorize_keyword, init_vector_keywords,
988 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
991 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
993 * tree.c (handle_dll_attribute): Check if node is
994 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
996 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
998 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
1000 (thumb2_zero_extendqidi2): Likewise.
1002 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
1004 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
1005 instead of gen_movrt.
1006 * config/sh/sh.md (movrt): Remove.
1008 2009-05-28 Steve Ellcey <sje@cup.hp.com>
1010 * doc/invoke.texi (IA-64 Options):
1011 Add -msdata, -mfused-madd, -mno-inline-float-divide,
1012 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
1013 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
1014 -msched-prefer-non-control-spec-insns,
1015 -msched-stop-bits-after-every-cycle,
1016 -msched-count-spec-in-critical-path,
1017 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
1018 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
1019 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
1020 and -msched-spec-verbose.
1022 2009-05-28 Joseph Myers <joseph@codesourcery.com>
1024 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
1025 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
1027 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
1029 2009-05-28 Richard Guenther <rguenther@suse.de>
1031 * tree-ssa-alias.c (ao_ref_init): New function.
1032 (ao_ref_base): Likewise.
1033 (ao_ref_base_alias_set): Likewise.
1034 (ao_ref_alias_set): Likewise.
1035 (refs_may_alias_p_1): Change signature.
1036 (refs_may_alias_p): Adjust.
1037 (refs_anti_dependent_p): Likewise.
1038 (refs_output_dependent_p): Likewise.
1039 (call_may_clobber_ref_p_1): Change signature.
1040 (call_may_clobber_ref_p): Adjust.
1041 (stmt_may_clobber_ref_p_1): New function split out from ...
1042 (stmt_may_clobber_ref_p): ... here.
1043 (maybe_skip_until): Adjust signature.
1044 (get_continuation_for_phi): Likewise.
1045 (walk_non_aliased_vuses): Likewise.
1046 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
1047 (ao_ref_init): Declare.
1048 (ao_ref_base): Likewise.
1049 (ao_ref_alias_set): Likewise.
1050 (stmt_may_clobber_ref_p_1): Likewise.
1051 (walk_non_aliased_vuses): Adjust.
1052 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
1053 (get_ref_from_reference_ops): remove.
1054 (vn_reference_lookup_2): Adjust signature.
1055 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
1056 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
1057 (vn_reference_lookup): Adjust.
1058 (vn_reference_insert): Likewise.
1059 (vn_reference_insert_pieces): Adjust signature.
1060 (visit_reference_op_call): Adjust.
1061 * tree-ssa-pre.c (get_expr_type): Simplify.
1062 (phi_translate_1): Adjust.
1063 (compute_avail): Likewise.
1064 (translate_vuse_through_block): Do not re-build trees.
1065 (value_dies_in_block_x): Likewise.
1066 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
1068 (vn_reference_lookup_pieces): Adjust declaration.
1069 (vn_reference_insert_pieces): Likewise.
1071 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
1073 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
1074 with checking disabled.
1076 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
1080 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
1081 macro definition for support of three-operand format aligned
1082 .comm directive in assembler on cygwin/pe/mingw target OS.
1083 * configure: Regenerate.
1084 * config.h: Regenerate.
1086 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
1087 aligned form of .comm directive if -mpe-aligned-commons is in effect.
1088 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
1090 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
1091 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
1093 2009-05-28 Ira Rosen <irar@il.ibm.com>
1095 PR tree-optimization/40254
1096 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
1097 in analysis of basic blocks.
1099 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
1102 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
1103 * target-def.h (TARGET_CONST_ANCHOR): New macro.
1104 (TARGET_INITIALIZER): Use it.
1105 * cse.c (CHEAPER): Move it up to the other macros.
1106 (insert): Rename this ...
1107 (insert_with_costs): ... to this. Add cost parameters. Update
1109 (insert): New function. Call insert_with_costs.
1110 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
1111 find_reg_offset_for_const, try_const_anchors): New functions.
1112 (cse_insn): Call try_const_anchors. Adjust cost of src_related
1113 when using a const-anchor. Call insert_const_anchors.
1114 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
1115 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
1117 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1119 * tree-inline.c (remap_decls): Enable nonlocalized variables
1120 when not optimizing.
1122 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
1124 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
1125 Simplify other tests involving optimize.
1127 2009-05-27 Tom Tromey <tromey@redhat.com>
1129 * unwind-dw2.c (_Unwind_DebugHook): New function.
1130 (uw_install_context): Call _Unwind_DebugHook.
1132 2009-05-27 Tom Tromey <tromey@redhat.com>
1134 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
1136 2009-05-27 Ian Lance Taylor <iant@google.com>
1138 * Makefile.in (LINKER, LINKER_FLAGS): Define.
1139 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
1140 (ALL_LINKERFLAGS): Define.
1141 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
1142 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1143 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
1144 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1145 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
1146 $(LINKER_FOR_BUILD).
1147 (build/gcov-iov$(build_exeext)): Likewise.
1149 2009-05-27 Julian Brown <julian@codesourcery.com>
1151 * gcse.c (target.h): Include.
1152 (can_assign_to_reg_without_clobbers_p): Check that the target allows
1153 copy of argument to a pseudo register.
1155 2009-05-27 Diego Novillo <dnovillo@google.com>
1157 * tree-ssa-live.c (dump_scope_block): Document arguments.
1158 (dump_scope_blocks): Document.
1159 (debug_scope_blocks): New.
1160 * tree-flow.h (debug_scope_blocks): Declare.
1162 2009-05-21 Denis Chertykov <denisc@overta.ru>
1164 * doc/contrib.texi (Contributors): Add myself to the list.
1166 2009-05-27 Olivier Hainque <hainque@adacore.com>
1168 * expr.c (target_align): New function. Alignment the TARGET of an
1169 assignment may be assume to have.
1170 (highest_pow2_factor_for_target): Use it instead of relying on
1171 immediate tree attributes of TARGET, not necessarily honored when
1172 intermediate bitfields are involved.
1174 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
1177 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1178 AVX, SSE4, AES, PCLMUL and POPCNT.
1180 2009-05-27 Diego Novillo <dnovillo@google.com>
1182 * tree-pretty-print.c (dump_location): New.
1183 (dump_generic_node): Call it.
1184 Factor code to handle BLOCK nodes ...
1185 (dump_block_node): ... here.
1187 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
1189 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
1191 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
1193 * gcc-plugin.h: Include config.h and system.h.
1194 (IN_GCC): Define if not defined.
1196 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
1199 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
1202 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
1204 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
1206 * config/m32r/m32r.h: Ditto.
1207 * config/m32r/m32r.md: Ditto.
1208 * config/m32r/predicates.md: Ditto.
1210 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
1212 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
1214 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
1217 (Loading plugins): typo.
1218 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
1219 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1220 (Interacting with the GCC Garbage Collector): Added new section.
1221 (Giving information about a plugin): Added new section for
1223 * ggc.h (ggc_register_root_tab): Added declaration.
1224 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
1225 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
1226 (register_callback): Improved comment in declaration.
1227 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
1228 (extra_root_vec) Added static variable for dynamic roots registration.
1229 (ggc_register_root_tab) Added new routine.
1230 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
1231 PLUGIN_GGC_MARKING event.
1232 * ggc-zone.c: Include plugin.h.
1233 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1234 * ggc-page.c: Include plugin.h.
1235 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
1236 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
1237 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
1238 (register_callback): check lack of callbacks for
1239 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
1240 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
1241 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
1242 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
1243 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
1244 dependency on plugin.h.
1245 (plugin.o): Added dependency on ggc.h...
1247 2009-05-26 Richard Guenther <rguenther@suse.de>
1251 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1252 with mismatched comparison modes.
1254 * expr.c (expand_expr_real_1): Expand the operand of a
1255 VIEW_CONVERT_EXPR in its natural mode.
1257 2009-05-26 Ian Lance Taylor <iant@google.com>
1259 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
1260 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
1261 (ALL_COMPILERFLAGS): Define.
1262 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
1263 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
1264 (collect2$(exeext), collect2.o): Likewise.
1265 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
1266 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
1267 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
1268 (libbackend.o, intl.o, cppdefault.o): Likewise.
1269 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
1270 (build/%.o): Use $(COMPILER_FOR_BUILD).
1271 (build/gen%$(build_exeext)): Likewise.
1272 (build/gcov-iov$(build_exeext)): LIkewise.
1273 * config/t-darwin (darwin.o): Use $(COMPILER).
1274 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
1275 * config/t-sol2 (sol2-c.o): Likewise.
1277 * config/t-vxworks (vxworks.o): Likewise.
1278 * config/x-darwin (host-darwin.o): Likewise.
1279 * config/x-hpux (host-hpux.o): Likewise.
1280 * config/x-linux (host-linux.o): Likewise.
1281 * config/x-solaris (host-solaris.o): Likewise.
1282 * config/alpha/x-alpha (driver-alpha.o): Likewise.
1283 * config/arm/t-arm (arm-c.o): Likewise.
1284 * config/arm/t-pe (pe.o): Likewise.
1285 * config/arm/t-wince-pe (pe.o): Likewise.
1286 * config/i386/t-cygming (winnt.o): Likewise.
1287 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
1288 * config/i386/t-cygwin (cygwin1.o): Likewise.
1289 (cygwin2.o): Likewise.
1290 * config/i386/t-i386 (i386-c.o): Likewise.
1291 * config/i386/t-interix (winnt.o): Likewise.
1292 * config/i386/t-netware (netware.o): Likewise.
1293 * config/i386/t-nwld (nwld.o): Likewise.
1294 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
1295 * config/i386/x-i386 (driver-i386.o): Likewise.
1296 * config/i386/x-cygwin (host-cygwin.o): Likewise.
1297 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
1298 * config/ia64/t-ia64 (ia64-c.o): Likewise.
1299 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
1300 * config/mips/x-native (driver-native.o): Likewise.
1301 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
1302 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
1303 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
1304 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
1305 * config/score/t-score-elf (score7.o): Likewise.
1306 (score3.o): Likewise.
1307 * config/sh/t-sh (sh-c.o): Likewise.
1308 * config/sh/t-symbian (sh-c.o): Likewise.
1309 (symbian.o): Likewise.
1310 * config/spu/t-spu-elf (spu-c.o): Likewise.
1311 * config/v850/t-v850 (v850-c.o): Likewise.
1312 * config/v850/t-v850e (v850-c.o): Likewise.
1314 2009-05-26 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/40122
1317 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
1318 VECTOR_CSTs if possible.
1319 (fold_gimple_assign): Likewise.
1321 2009-05-26 Richard Guenther <rguenther@suse.de>
1324 * fold-const.c (fold_binary): Use the correct types for building
1327 2009-05-26 Richard Guenther <rguenther@suse.de>
1329 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
1330 redundant calls to merge_alias_info.
1331 (bump_vector_ptr): Likewise.
1332 * tree-ssa-copy.c (merge_alias_info): Remove.
1333 (replace_exp_1): Remove call to merge_alias_info.
1334 (propagate_tree_value): Likewise.
1335 (fini_copy_prop): Propagate points-to info.
1336 * tree-flow.h (merge_alias_info): Remove.
1338 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1340 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
1342 2009-05-25 Jan Hubicka <jh@suse.cz>
1344 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1345 * cgraph.h (struct inline_summary): New filed self_wize,
1346 size_inlining_benefit, self_time and time_inlining_benefit.
1347 (struct cgraph_global_info): Replace insns by time ans size fields.
1348 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1349 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1350 (ipcp_update_callgraph): Do not touch function bodies.
1351 * ipa-inline.c: Include except.h
1352 (MAX_TIME): New constant.
1353 (overall_insns): Remove.
1355 (overall_size, max_benefit): New static variables.
1356 (cgraph_estimate_time_after_inlining): New function.
1357 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1358 (cgraph_clone_inlined_nodes): Update size.
1359 (cgraph_mark_inline_edge): Update size.
1360 (cgraph_estimate_growth): Use size info.
1361 (cgraph_check_inline_limits): Check size.
1362 (cgraph_default_inline_p): Likewise.
1363 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1364 (cgraph_decide_recursive_inlining): Check size.
1365 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
1367 (cgraph_decide_inlining): Likewise.
1368 (cgraph_decide_inlining_incrementally): Likewise; honor
1369 PARAM_EARLY_INLINING_INSNS.
1370 (likely_eliminated_by_inlining_p): New predicate.
1371 (estimate_function_body_sizes): New function.
1372 (compute_inline_parameters): Use it.
1373 * except.c (must_not_throw_labels): New function.
1374 * except.h (must_not_throw_labels): Declare.
1375 * tree-inline.c (init_inline_once): Kill inlining_weigths
1376 * tree-ssa-structalias.c: Avoid uninitialized warning.
1377 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1378 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1379 (PARAM_INLINE_CALL_COST): Remove.
1380 (PARAM_EARLY_INLINING_INSNS): New.
1382 2009-05-25 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/36327
1385 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
1386 callback for reference translation or lookup at the point of may-defs.
1387 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
1388 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
1389 for union COMPONENT_REFs.
1390 (vn_reference_lookup_3): New callback. Lookup from memset
1391 and CONSTRUCTOR assignment, translate through struct copies.
1392 (vn_reference_lookup_pieces): Make sure to not free the
1393 passed operands array. Adjust walk_non_aliased_vuses call.
1394 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
1395 make sure we do not leak memory.
1397 2009-05-25 Richard Guenther <rguenther@suse.de>
1399 * tree-ssa-alias.h (dump_points_to_solution): Declare.
1400 * tree-inline.c (expand_call_inline): Reset the escaped and
1402 * tree-ssa-structalias.c (pass_build_ealias): New.
1403 * tree-pass.h (pass_build_ealias): Declare.
1404 * passes.c (init_optimization_passes): Add PTA during
1405 early optimizations.
1406 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
1407 and CALLUSED solutions.
1408 (dump_points_to_solution): New function, split out from ...
1409 (dump_points_to_info_for): ... here.
1410 * tree-parloops.c (parallelize_loops): Reset the escaped and
1413 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1416 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
1417 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
1419 2009-05-25 Ira Rosen <irar@il.ibm.com>
1421 PR tree-optimization/40238
1422 * tree-vect-stmts.c (vect_init_vector): Insert initialization
1423 statements after basic block's labels.
1424 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
1425 to free the allocated memory.
1427 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
1429 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
1430 return address with a USE.
1432 2009-05-24 Richard Guenther <rguenther@suse.de>
1435 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
1436 array type from the main variant of the inner type.
1438 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1440 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
1441 definition to bool (from int) to un-break build.
1442 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
1444 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
1446 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
1447 discard_stmt_changes): Delete.
1448 * tree-ssa-operands.c (scb_stack): Delete.
1449 (init_ssa_operands): Do not initialize it.
1450 (fini_ssa_operands): Do not free it.
1451 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
1453 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
1454 update_stmt, remove the others. Fix comments.
1455 * tree-dfa.c (optimize_stack_restore): Likewise.
1456 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
1457 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
1458 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1459 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
1461 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1462 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1463 (dom_opt_finalize_block): Likewise, adjusting access to
1465 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
1466 (stmts_to_rescan): Change item type to gimple.
1467 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
1469 2009-05-24 Ira Rosen <irar@il.ibm.com>
1471 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
1472 * tree-pass.h (pass_slp_vectorize): New pass.
1473 * params.h (SLP_MAX_INSNS_IN_BB): Define.
1474 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
1475 * tree-vectorizer.c (timevar.h): Include.
1476 (user_vect_verbosity_level): Declare.
1477 (vect_location): Fix comment.
1478 (vect_set_verbosity_level): Update user_vect_verbosity_level
1479 instead of vect_verbosity_level.
1480 (vect_set_dump_settings): Add an argument. Ignore user defined
1481 verbosity if dump flags require higher level of verbosity. Print to
1482 stderr only for loop vectorization.
1483 (vectorize_loops): Update call to vect_set_dump_settings.
1484 (execute_vect_slp): New function.
1485 (gate_vect_slp): Likewise.
1486 (struct gimple_opt_pass pass_slp_vectorize): New.
1487 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
1489 (vec_info_for_bb): New function.
1490 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
1491 (VECTORIZATION_ENABLED): New macro.
1492 (SLP_ENABLED, SLP_DISABLED): Likewise.
1493 (vect_is_simple_use): Add bb_vec_info argument.
1494 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
1495 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
1496 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
1497 vect_schedule_slp, vect_analyze_slp): Likewise.
1498 (vect_analyze_stmt): Add slp_tree argument.
1499 (find_bb_location): Declare.
1500 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1501 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
1502 (vect_analyze_loop_operations, vect_analyze_loop,
1503 get_initial_def_for_induction, vect_create_epilog_for_reduction,
1504 vect_finalize_reduction, vectorizable_reduction,
1505 vectorizable_live_operation, vect_transform_loop): Likewise.
1506 * tree-data-ref.c (dr_analyze_innermost): Update comment,
1507 skip evolution analysis if analyzing a basic block.
1508 (dr_analyze_indices): Likewise.
1509 (initialize_data_dependence_relation): Skip the test whether the
1510 object is invariant for basic blocks.
1511 (compute_all_dependences): Skip dependence analysis for data
1512 references in basic blocks.
1513 (find_data_references_in_stmt): Don't fail in case of invariant
1514 access in basic block.
1515 (find_data_references_in_bb): New function.
1516 (find_data_references_in_loop): Move code to
1517 find_data_references_in_bb and add a call to it.
1518 (compute_data_dependences_for_bb): New function.
1519 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
1520 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
1522 (vect_analyze_data_ref_dependence): Check for interleaving in case of
1523 unknown dependence in basic block and fail in case of dependence in
1525 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
1526 dependence instances from either loop or basic block vectorization
1528 (vect_compute_data_ref_alignment): Check if it is loop vectorization
1529 before calling nested_in_vect_loop_p.
1530 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
1531 dependence instances from either loop or basic block vectorization
1533 (vect_verify_datarefs_alignment): Likewise.
1534 (vect_enhance_data_refs_alignment): Adjust function calls.
1535 (vect_analyze_data_refs_alignment): Likewise.
1536 (vect_analyze_group_access): Fix printing. Skip different checks if
1537 DR_STEP is 0. Keep strided stores either in loop or basic block
1538 vectorization data structure. Fix indentation.
1539 (vect_analyze_data_ref_access): Fix comments, allow zero step in
1541 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
1542 dependence instances from either loop or basic block vectorization
1544 (vect_analyze_data_refs): Update comment. Call
1545 compute_data_dependences_for_bb to analyze basic blocks.
1546 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
1547 case of loop vectorization. In case of basic block vectorization use
1548 data-ref itself as a base.
1549 (vect_create_data_ref_ptr): In case of basic block vectorization:
1550 don't advance the pointer, add new statements before the current
1551 statement. Adjust function calls.
1552 (vect_supportable_dr_alignment): Support only aligned accesses in
1553 basic block vectorization.
1554 * common.opt (ftree-slp-vectorize): New flag.
1555 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1556 (vect_pattern_recog_1): Likewise.
1557 * tree-vect-stmts.c (process_use): Likewise.
1558 (vect_init_vector): Add new statements in the beginning of the basic
1559 block in case of basic block SLP.
1560 (vect_get_vec_def_for_operand): Adjust function calls.
1561 (vect_finish_stmt_generation): Likewise.
1562 (vectorizable_call): Add assert that it is loop vectorization, adjust
1564 (vectorizable_conversion, vectorizable_assignment): Likewise.
1565 (vectorizable_operation): In case of basic block SLP, take
1566 vectorization factor from statement's type and skip the relevance
1567 check. Adjust function calls.
1568 (vectorizable_type_demotion): Add assert that it is loop
1569 vectorization, adjust function calls.
1570 (vectorizable_type_promotion): Likewise.
1571 (vectorizable_store): Check for outer loop only in case of loop
1572 vectorization. Adjust function calls. For basic blocks, skip the
1573 relevance check and don't advance pointers.
1574 (vectorizable_load): Likewise.
1575 (vectorizable_condition): Add assert that it is loop vectorization,
1576 adjust function calls.
1577 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1578 that it is not reduction, get vector type, call only supported
1579 functions, skip loop specific parts.
1580 (vect_transform_stmt): Check for outer loop only in case of loop
1582 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1583 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1584 for external definition.
1585 * passes.c (pass_slp_vectorize): New pass.
1586 * tree-vect-slp.c (find_bb_location): New function.
1587 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1588 check for patterns only in loops.
1589 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1590 case of multiple types in basic block SLP.
1591 (vect_mark_slp_stmts_relevant): New function.
1592 (vect_supported_load_permutation_p): Fix comment.
1593 (vect_analyze_slp_instance): Add argument. In case of basic block
1594 SLP, take vectorization factor from statement's type, check that
1595 unrolling factor is 1. Adjust function call. Save SLP instance in
1596 either loop or basic block vectorization structure. Return FALSE,
1598 (vect_analyze_slp): Add argument. Get strided stores groups from
1599 either loop or basic block vectorization structure. Return FALSE
1600 if basic block SLP failed.
1601 (new_bb_vec_info): New function.
1602 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1603 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1604 (vect_schedule_slp): Add argument. Get SLP instances from either
1605 loop or basic block vectorization structure. Set vectorization factor
1606 to be 1 for basic block SLP.
1607 (vect_slp_transform_bb): New function.
1608 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1610 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1612 * final.c (shorten_branches): Do not align labels for jump tables.
1613 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1615 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1617 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1618 Remove outdated reference to flow.c and fix nits.
1619 * doc/gccint.texi: Tweak RTL description.
1620 * doc/rtl.texi: Likewise.
1622 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1624 * config/avr/avr.c: Change my email address.
1625 * config/avr/avr.h: Likewise.
1626 * config/avr/avr.md: Likewise.
1627 * config/avr/avr-protos.h: Likewise.
1628 * config/avr/libgcc.S: Likewise.
1630 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1632 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1633 (spu_split_load, spu_split_store): Change return type to int.
1634 (spu_split_convert): Declare.
1635 * config/spu/predicates.md (spu_mem_operand): Remove.
1636 (spu_mov_operand): Update.
1637 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1638 * config/spu/spu.c (regno_aligned_for_load): Remove.
1639 (reg_aligned_for_addr, spu_expand_load): Define.
1640 (spu_expand_extv): Reimplement and handle MEM.
1641 (spu_expand_insv): Handle MEM.
1642 (spu_sched_reorder): Handle insn's with length 0.
1643 (spu_legitimate_address_p): Reimplement.
1644 (store_with_one_insn_p): Return TRUE for any mode with size
1645 larger than 16 bytes.
1646 (address_needs_split): Define.
1647 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1649 (spu_convert_move): Define.
1650 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1651 (spu_split_store): Change all MEM's to TImode.
1652 (spu_init_expanders): Preallocate registers that correspond to
1653 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1655 (spu_split_convert): Define.
1656 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1657 (_move<mode>, _movdi, _movti): Update predicate and condition.
1658 (load, store): Change to define_split.
1659 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1661 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1662 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1663 define_insn_and_split of lshr<mode>3.
1664 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1665 (<v>ashr<mode>3_imm): Define.
1666 (extv, extzv, insv): Allow MEM operands.
1667 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1668 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1669 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1670 (_spu_convert2): Change to define_insn_and_split and remove the
1671 corresponding define_peephole2.
1672 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1673 Change predicates to memory_operand.
1675 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1677 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1679 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1681 PR tree-optimization/40219
1682 * tree.c (iterative_hash_expr): Make sure the builtin function is
1683 a normal builtin function and not a front end or back end builtin
1684 before indexing into the built_in_decls array.
1686 2009-05-22 Richard Guenther <rguenther@suse.de>
1689 * alias.c (write_dependence_p): Do not use TBAA for answering
1690 anti-dependence or output-dependence.
1691 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1692 (emit_pointer_definition): Remove.
1693 (emit_alias_warning): Likewise.
1694 (find_what_var_points_to): Remove TBAA pruning code.
1695 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1697 (compute_points_to_sets): Remove code computing the set of
1698 dereferenced pointers.
1699 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1700 oracle for querying anti and output dependencies.
1701 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1702 if TBAA may be applied.
1703 (refs_anti_dependent_p): New function.
1704 (refs_output_dependent_p): Likewise.
1705 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1706 (refs_output_dependent_p): Likewise.
1707 * doc/tree-ssa.texi (Memory model): New section.
1708 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1709 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1710 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1711 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1712 * expr.c (expand_expr_real_1): Likewise.
1713 * gimple-low.c (lower_stmt): Likewise.
1714 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1715 (dump_gimple_cdt): Remove.
1716 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1717 (gimple_size): Likewise.
1718 (walk_gimple_op): Likewise.
1719 (is_gimple_stmt): Likewise.
1720 (walk_stmt_load_store_addr_ops): Likewise.
1721 (gimple_build_cdt): Remove.
1722 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1723 * gimple.h (gimple_cdt_new_type): Remove.
1724 (gimple_cdt_new_type_ptr): Likewise.
1725 (gimple_cdt_set_new_type): Likewise.
1726 (gimple_cdt_location): Likewise.
1727 (gimple_cdt_location_ptr): Likewise.
1728 (gimple_cdt_set_location): Likewise.
1729 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1730 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1731 GIMPLE_CHANGE_DYNAMIC_TYPE.
1732 (verify_types_in_gimple_stmt): Likewise.
1733 * tree-inline.c (estimate_num_insns): Likewise.
1734 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1735 (copy_decl_to_var): Likewise.
1736 (copy_result_decl_to_var): Likewise.
1737 * tree-pretty-print.c (dump_generic_node): Do not handle
1738 CHANGE_DYNAMIC_TYPE_EXPR.
1739 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1740 * tree-ssa-operands.c (get_expr_operands): Likewise.
1741 * tree-ssa-structalias.c (struct variable_info): Remove
1742 no_tbaa_pruning member.
1743 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1744 (unify_nodes): Do not copy it.
1745 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1746 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1747 (set_uids_in_ptset): Do not check it.
1748 (find_what_var_points_to): Likewise.
1749 (compute_tbaa_pruning): Remove.
1750 (compute_points_to_sets): Do not call it.
1751 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1752 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1753 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1754 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1755 (DECL_NO_TBAA_P): Likewise.
1756 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1757 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1758 (expand_omp_atomic_pipeline): Do not set it.
1759 * print-tree.c (print_node): Do not dump it.
1760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1763 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1766 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1769 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1771 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1774 2009-05-22 Ben Elliston <bje@au.ibm.com>
1776 * Makefile.in (bversion.h, s-bversion): New targets.
1777 (TOPLEV_H): Add bversion.h.
1778 * toplev.h: Include "bversion.h".
1779 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1780 the __format__ attribute only if compiling with the same version
1781 of GCC as the sources (the "build version").
1783 2009-05-22 Ben Elliston <bje@au.ibm.com>
1785 * c-format.c (handle_format_attribute): Fix comment typo.
1787 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1790 * config/ia64/ia64.opt (mfused-madd): New.
1791 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1792 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1793 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1794 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1795 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1796 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1797 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1798 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1799 instruction if !TARGET_FUSED_MADD.
1800 (fpma, fpms): Remove colon from name.
1802 2009-05-22 Richard Guenther <rguenther@suse.de>
1804 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1805 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1806 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1808 (create_expression_by_pieces): Only convert if necessary.
1809 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1810 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1812 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1814 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1815 regular pattern from a template and rename it ...
1816 (*extzv_truncsi_exts): ... to this.
1818 2009-05-21 Richard Guenther <rguenther@suse.de>
1820 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1821 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1822 (cgraph_default_inline_p): Likewise.
1823 (cgraph_decide_inlining_incrementally): Likewise.
1825 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1826 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/cpuid.h (bit_MOVBE): New.
1830 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1832 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1833 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1834 (ix86_handle_option): Handle OPT_mmovbe.
1835 (ix86_target_string): Add -mmovbe.
1836 (pta_flags): Add PTA_MOVBE.
1837 (processor_alias_table): Add PTA_MOVBE to "atom".
1838 (override_options): Handle PTA_MOVBE.
1840 * config/i386/i386.h (TARGET_MOVBE): New.
1842 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1843 (*bswapsi_movbe): New.
1844 (*bswapdi_movbe): Likewise.
1845 (bswapdi2): Renamed to ...
1847 (bswapdi2): New expander.
1849 * config/i386/i386.opt (mmovbe): New.
1851 * doc/invoke.texi: Document -mmovbe.
1853 2009-05-21 Taras Glek <tglek@mozilla.com>
1855 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1856 * gcc-plugin.h (plugin_init): Updated signature.
1857 * gcc-plugin.h (plugin_name_args): Moved to this header.
1858 * doc/plugins.texi (plugin_init): Updated documention to reflect
1860 * doc/plugins.texi (plugin_name_args): Added to documention.
1862 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1864 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1865 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1867 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1869 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1870 JUMP_TABLE_DATA_P predicates where applicable.
1871 * config/i386/predicates.md: Ditto.
1872 * config/i386/sse.md: Ditto.
1874 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1876 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1877 operand2 -128 override length_immediate attribute to 1.
1878 * config/i386/predicates.md (constm128_operand): New predicate.
1880 * config/i386/i386.c (memory_address_length): Handle %r12
1881 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1883 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1884 mode look through optional ZERO_EXTEND and SUBREG.
1885 * config/i386/i386.md (R12_REG): New define_constant.
1886 (prefix_data16): For sse unit set also for MODE_TI insns.
1887 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1888 insns set if operand 1 is ext_QIreg_operand.
1889 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1890 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1892 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1893 mode from MODE_DI to MODE_SI.
1894 (movdi_1_rex64): Override modrm and length_immediate attributes
1895 only for movabs (TYPE_IMOV, alternative 2).
1896 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1897 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1898 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1899 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1900 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1901 prefix_rex attribute if DImode.
1902 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1903 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1904 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1905 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1906 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1907 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1908 Likewise. For TYPE_IMOV clear length_immediate attribute.
1909 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1910 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1911 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1912 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1913 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1914 or one operand TYPE_ISHIFT.
1915 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1916 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1917 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1918 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1919 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1920 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1921 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1922 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1923 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1924 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1925 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1926 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1927 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1928 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1929 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1930 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1931 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1932 set mode attribute, don't override length attribute.
1933 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1935 (return_internal_long): Set length attribute to 2 instead of 1.
1936 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1937 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1938 prefix_rex attribute.
1939 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1941 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1943 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1945 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1947 2009-05-20 Ian Lance Taylor <iant@google.com>
1949 * tree.c (build_tree_list_vec_stat): New function.
1950 (ctor_to_vec): New function.
1951 (build_nt_call_vec): New function.
1952 (build_call_array): Change args to be a const pointer.
1953 (build_call_vec): New function.
1954 * tree.h (build_nt_call_vec): Declare.
1955 (build_tree_list_vec_stat): Declare.
1956 (build_tree_list_vec): Define.
1957 (build_call_array): Update declaration.
1958 (build_call_vec): Declare.
1959 (ctor_to_vec): Declare.
1960 * c-common.c (tree_vector_cache): New static variable.
1961 (make_tree_vector): New function.
1962 (release_tree_vector): New function.
1963 (make_tree_vector_single): New function.
1964 (make_tree_vector_copy): New function.
1965 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1966 (make_tree_vector_single, make_tree_vector_copy): Declare.
1967 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1968 (c_parser_expr_list): Don't manage cache here, instead call
1970 (c_parser_release_expr_list): Remove static function.
1971 (c_parser_vec_to_tree_list): Remove static function.
1972 (c_parser_attributes): Call build_tree_list_vec instead of
1973 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1974 c_parser_release_expr_list.
1975 (c_parser_postfix_expression_after_primary): Likewise.
1976 (c_parser_objc_keywordexpr): Likewise.
1978 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1980 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1981 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1982 TARGET_CONVERT_TO_TYPE.
1983 * hooks.c (hook_tree_const_tree_null): Define.
1984 * hooks.h (hook_tree_const_tree_null): Declare.
1985 * target.h (struct gcc_target): Add invalid_parameter_type,
1986 invalid_return_type, promoted_type, and convert_to_type fields.
1987 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1988 (TARGET_INVALID_RETURN_TYPE): Define.
1989 (TARGET_PROMOTED_TYPE): Define.
1990 (TARGET_CONVERT_TO_TYPE): Define.
1991 (TARGET_INITIALIZER): Update for new fields.
1992 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1993 (grokparms): Check targetm.invalid_parameter_type.
1994 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1995 * c-convert.c (convert): Check targetm.convert_to_type.
1997 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
1999 * config/mips/mips.md (*extenddi_truncate<mode>,
2000 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
2002 (*extendhi_truncateqi): New define_insn_and_sptit.
2004 2009-05-20 Jakub Jelinek <jakub@redhat.com>
2007 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
2008 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
2010 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
2012 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
2013 the operand of VIEW_CONVERT_EXPR.
2015 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
2017 * config/i386/driver-i386.c (host_detect_local_cpu): Check
2018 extended family and model for Intel processors. Support Intel Atom.
2020 2009-05-20 Olivier Hainque <hainque@adacore.com>
2022 * gstab.h (stab_code_type): Define, to be used instead of the
2023 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
2025 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
2026 occurrences by stab_code_type.
2027 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
2029 2009-05-20 Martin Jambor <mjambor@suse.cz>
2031 * tree-flow.h (insert_edge_copies_seq): Undeclare.
2032 (sra_insert_before): Likewise.
2033 (sra_insert_after): Likewise.
2034 (sra_init_cache): Likewise.
2035 (sra_type_can_be_decomposed_p): Likewise.
2036 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
2037 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
2038 (sra_insert_before): Likewise.
2039 (sra_insert_after): Likewise.
2040 (sra_init_cache): Likewise.
2041 (insert_edge_copies_seq): Made static and moved upwards.
2043 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
2046 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
2048 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
2049 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
2052 2009-05-20 Richard Guenther <rguenther@suse.de>
2054 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
2055 with mismatched comparison modes.
2057 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2059 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
2060 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
2061 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
2062 with shifts for Thumb2.
2063 (orsi_notsi): New for orn.
2064 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
2065 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
2066 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
2067 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
2068 Don't invert remainder for IOR.
2070 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
2072 PR tree-optimization/40087
2073 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
2074 number_of_iterations_ne): Rename never_infinite argument.
2075 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
2076 number_of_iterations_le): Handle pointer-type ivs when
2077 exit_must_be_taken is false.
2078 (number_of_iterations_cond): Do not always assume that
2079 exit_must_be_taken if the control variable is a pointer.
2081 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2083 * c-typeck.c (build_binary_op): Allow % on integal vectors.
2084 * doc/extend.texi (Vector Extension): Document that % is allowed too.
2086 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
2088 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
2089 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
2091 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2094 * c.opt (Wlogical-op): Disabled by default.
2095 * c-opt (c_common_post_options): Do not enable Wlogical-op with
2097 * doc/invoke.texi (Wlogical-op): Likewise.
2099 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
2101 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
2103 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
2104 Propagate the type of the first operand.
2105 <ASSERT_EXPR>: Simplify.
2106 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
2107 Rewrite using the RHS code as discriminant.
2108 <NOP_EXPR>: Turn into CASE_CONVERT.
2109 <PLUS_EXPR>: Propagate the type of the first operand.
2111 2009-05-19 Steve Ellcey <sje@cup.hp.com>
2113 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
2114 (ia64_dconst_0_375): New.
2115 * config/ia64/ia64.c (ia64_override_options): Remove
2116 -minline-sqrt-min-latency warning.
2117 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
2118 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
2119 * config/ia64/ia64.md (*sqrt_approx): Remove.
2120 (sqrtsf2): Remove #if 0.
2121 (sqrtsf2_internal_thr): Rewrite and move to div.md.
2122 (sqrtdf): Remove assert.
2123 (sqrtdf2_internal_thr): Rewrite and move to div.md.
2124 (sqrtxf2): Remove #if 0.
2125 (sqrtxf2_internal_thr): Rewrite and move to div.md.
2126 * div.md (sqrt_approx_rf): New.
2127 (sqrtsf2_internal_thr): New implementation.
2128 (sqrtsf2_internal_lat): New.
2129 (sqrtdf2_internal_thr: New implementation.
2130 (sqrtxf2_internal): New implementation.
2132 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
2133 Hans-Peter Nilsson <hp@axis.com>
2135 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
2136 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
2137 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
2138 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
2139 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
2140 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
2141 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
2142 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
2143 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
2144 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
2145 * c-common.c: ...from here.
2147 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2149 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
2151 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2153 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
2155 2009-05-19 Ben Elliston <bje@au.ibm.com>
2157 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
2158 assignments with memcpy calls.
2159 (add_fdes): Likewise.
2160 (binary_search_unencoded_fdes): Likewise.
2161 (linear_search_fdes): Eliminate type puns.
2163 2009-05-19 Richard Guenther <rguenther@suse.de>
2165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
2166 not falsely claim to have propagated into all uses.
2168 2009-05-19 Ben Elliston <bje@au.ibm.com>
2170 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
2173 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2175 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
2176 * config/sh/sh.c (sh_legitimate_address_p): Make static.
2177 (TARGET_LEGITIMATE_ADDRESS_P): New.
2178 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2179 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2181 2009-05-18 Dodji Seketeli <dodji@redhat.com>
2184 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
2185 child of the containing namespace's DIE.
2187 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
2189 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
2190 *zero_extendhi_truncqi): Move after the zero_extend patterns.
2191 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
2194 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
2198 gen_align with gen_pad.
2199 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
2200 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
2202 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
2203 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
2205 * config/i386/i386.md (align): Renamed to ...
2206 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
2207 ASM_OUTPUT_MAX_SKIP_PAD.
2209 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
2211 * config.gcc: Fix variable syntax.
2214 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
2215 before calling exact_log2.
2216 (output_iorsi3): Likewise.
2217 (output_xorsi3): Likewise.
2219 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
2221 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
2222 for the none zero constant operand except for EQ and NE
2223 comprisons even when the first operand is R0.
2225 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
2227 * config/s390/2064.md: Remove trailing whitespaces.
2228 * config/s390/2084.md: Likewise.
2229 * config/s390/constraints.md: Likewise.
2230 * config/s390/fixdfdi.h: Likewise.
2231 * config/s390/libgcc-glibc.ver: Likewise.
2232 * config/s390/s390-modes.def: Likewise.
2233 * config/s390/s390-protos.h: Likewise.
2234 * config/s390/s390.c: Likewise.
2235 * config/s390/s390.h: Likewise.
2236 * config/s390/s390.md: Likewise.
2237 * config/s390/tpf-unwind.h: Likewise.
2239 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2241 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
2243 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2246 * configure.ac (m68k-*-*): Check if binutils support TLS.
2247 * configure: Regenerate.
2248 * config/m68k/predicates.md (symbolic_operand): Extend comment.
2249 * config/m68k/constraints.md (Cu): New constraint.
2250 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
2251 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
2252 (movsi): Handle TLS symbols.
2253 (addsi3_5200): Handle XTLS symbols, indent.
2254 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
2255 (m68k_tls_reference_p): Declare.
2256 (m68k_legitimize_address): Declare.
2257 (m68k_unwrap_symbol): Declare.
2258 * config/m68k/m68k.opt (mxtls): New option.
2259 * config/m68k/m68k.c (ggc.h): Include.
2260 (m68k_output_dwarf_dtprel): Implement hook.
2261 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
2262 (m68k_expand_prologue): Load GOT pointer when function needs it.
2263 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
2264 (m68k_legitimate_constant_address_p): Same.
2265 (m68k_decompose_address): Handle TLS references.
2266 (m68k_get_gp): New static function.
2267 (enum m68k_reloc): New contants.
2268 (TLS_RELOC_P): New macro.
2269 (m68k_wrap_symbol): New static function.
2270 (m68k_unwrap_symbol): New function.
2271 (m68k_final_prescan_insn_1): New static function.
2272 (m68k_final_prescan_insn): New function.
2273 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
2275 (legitimize_pic_address): Handle TLS references..
2276 (m68k_tls_get_addr, m68k_get_tls_get_addr)
2277 (m68k_libcall_value_in_a0_p)
2278 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
2279 (m68k_call_m68k_read_tp): Helper variables and functions for ...
2280 (m68k_legitimize_tls_address): Handle TLS references.
2281 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
2283 (m68k_legitimize_address): Handle TLS symbols.
2284 (m68k_get_reloc_decoration): New static function.
2285 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
2287 (m68k_output_dwarf_dtprel): Implement hook.
2288 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
2289 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
2290 m68k_call_* routines.
2291 (sched_attr_op_type): Handle TLS symbols.
2292 (gt-m68k.h): Include.
2293 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
2294 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
2296 2009-05-18 Martin Jambor <mjambor@suse.cz>
2298 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
2299 (visit_store_addr_for_mod_analysis): New function.
2300 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
2301 (determine_cst_member_ptr): Use gimple_assign_single_p.
2302 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
2303 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
2304 operands. Don't check number of operands of a NOP_EXPR.
2306 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
2308 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
2310 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2313 * c-common.c (warn_logical_operator): Don't warn if one of
2314 expression isn't always true or false.
2316 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
2318 * config/i386/biarch32.h: New file.
2319 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
2321 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
2323 * config/mips/mips.md (*zero_extend<mode>_trunchi,
2324 *zero_extend<mode>_truncqi): Merge these into ...
2325 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
2326 Name the pattern following this as *zero_extendhi_truncqi.
2328 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
2331 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
2332 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
2333 (output_info): Make field HOST_WIDEST_INT.
2334 (print_statistics): Use HOST_WIDEST_INT_PRINT.
2335 (dump_bitmat_statistics): Same.
2337 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
2339 * config.gcc (use_gcc_stdint): Set to wrap.
2340 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2341 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2342 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2343 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2344 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2345 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2346 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2347 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2349 2009-05-16 Joseph Myers <joseph@codesourcery.com>
2351 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
2353 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
2354 Move definitions earlier.
2355 (OPT_ARCH64, OPT_ARCH32): Define.
2356 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
2359 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2362 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
2365 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2367 * arm.md (movdi2): Copy non-reg values to DImode registers.
2369 2009-05-16 Jakub Jelinek <jakub@redhat.com>
2372 * final.c (label_to_max_skip): New function.
2373 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
2374 CODE_LABEL_NUMBER <= max_labelno.
2375 * output.h (label_to_max_skip): New prototype.
2376 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
2377 (ix86_avoid_jump_mispredicts): ... this. Don't define if
2378 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
2379 Handle CODE_LABELs with >= 16 byte alignment or with
2380 max_skip == (1 << align) - 1.
2381 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
2382 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
2385 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
2386 .p2align 3 if MAX_SKIP is smaller than 7.
2387 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2389 2009-05-15 Ian Lance Taylor <iant@google.com>
2391 * alias.c (struct alias_set_entry_d): Rename from struct
2392 alias_set_entry. Change all uses.
2393 * except.c (struct call_site_record_d): Rename from struct
2394 call_site_record. Change all uses.
2395 * except.h (struct eh_region_d): Rename from struct eh_region.
2397 * gcse.c (struct hash_table_d): Rename from struct hash_table.
2399 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
2400 ivtype_map_elt. Change all uses.
2401 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
2403 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
2404 * graphite.h (struct name_tree_d): Rename from struct name_tree.
2406 (struct sese_d): Rename from struct sese. Change all uses.
2407 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
2408 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
2409 * optabs.h (struct optab_d): Rename from struct optab. Change all
2411 (struct convert_optab_d): Rename from struct convert_optab.
2413 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
2414 ipa_opt_pass. Change all uses.
2415 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
2418 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
2419 defined as a typedef.
2420 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
2423 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2426 * fold-const.c (make_range,build_range_check,merge_ranges): Move
2428 (merge_ranges): Returns bool.
2429 * tree.h (make_range): .. to here.
2430 (build_range_check): Likewise.
2431 (merge_ranges): Likewise. Renamed from merge_ranges.
2432 * c-typeck.c (parser_build_binary_op): Update calls to
2433 warn_logical_operator.
2434 * c-common.c (warn_logical_operator): Add new warning.
2435 * c-common.h (warn_logical_operator): Update declaration.
2437 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2439 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
2441 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2443 * doc/install.texi: Document MPC requirements, flags etc.
2445 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
2446 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
2447 Evaluate constant arguments.
2448 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
2449 (fold_builtin_1): Likewise, also evaluate constant arguments.
2450 Remove superfluous break.
2451 (do_mpc_ckconv): New.
2452 * real.h: Include mpc.h.
2453 * toplev.c (print_version): Output MPC version info if available.
2455 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2457 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
2459 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
2461 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
2464 2009-05-15 Jan Hubicka <jh@suse.cz>
2466 * doc/invoke.texi (max-early-inliner-iterations): New flag.
2467 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
2468 (try_inline): Fix return value.
2469 (cgraph_decide_inlining_incrementally): Honor new value.
2470 (cgraph_early_inlining): Handle indirect inlining.
2471 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
2473 2009-05-15 Jan Hubicka <jh@suse.cz>
2475 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
2476 * cgraphunit.c (cgraph_finalize_function): Set it.
2477 (cgraph_expand_function): Use it.
2479 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2481 * real.c (encode_ieee_half): Define.
2482 (decode_ieee_half): Define.
2483 (ieee_half_format): Define.
2484 (arm_half_format): Define.
2485 * real.h (ieee_half_format): Declare.
2486 (arm_half_format): Declare.
2488 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2490 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
2491 swapped, and reversed optabs exist before trying to use them.
2493 2009-05-15 Paul Brook <paul@codesourcery.com>
2494 Sandra Loosemore <sandra@codesourcery.com>
2496 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
2497 loads. Allow PRE_DEC.
2498 (output_move_neon): Handle PRE_DEC.
2499 (arm_print_operand): Add 'A' for neon structure loads.
2500 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
2501 * config/arm/neon.md (neon_mov): Update comment.
2502 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
2504 (Um): New constraint.
2506 2009-05-15 Jan Hubicka <jh@suse.cz>
2508 Revert the following patch until testsuite fallout is fixed:
2509 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2510 * cgraph.h (struct inline_summary): New filed self_wize,
2511 size_inlining_benefit, self_time and time_inlining_benefit.
2512 (struct cgraph_global_info): Replace insns by time ans size fields.
2513 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2514 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2515 (ipcp_update_callgraph): Do not touch function bodies.
2516 * ipa-inline.c: Include except.h
2517 (MAX_TIME): New constant.
2518 (overall_insns): Remove
2519 (overall_size, max_benefit): New static variables.
2520 (cgraph_estimate_time_after_inlining): New function.
2521 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2522 (cgraph_clone_inlined_nodes): Update size.
2523 (cgraph_mark_inline_edge): Update size.
2524 (cgraph_estimate_growth): Use size info.
2525 (cgraph_check_inline_limits): Check size.
2526 (cgraph_default_inline_p): Likewise.
2527 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2528 (cgraph_decide_recursive_inlining): Check size.
2529 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2531 (cgraph_decide_inlining): Likewise.
2532 (cgraph_decide_inlining_incrementally): Likewise; honor
2533 PARAM_EARLY_INLINING_INSNS.
2534 (likely_eliminated_by_inlining_p): New predicate.
2535 (estimate_function_body_sizes): New function.
2536 (compute_inline_parameters): Use it.
2537 * except.c (must_not_throw_labels): New function.
2538 * except.h (must_not_throw_labels): Declare.
2539 * tree-inline.c (init_inline_once): Kill inlining_weigths
2540 * tree-ssa-structalias.c: Avoid uninitialized warning.
2541 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2542 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2543 (PARAM_INLINE_CALL_COST): Remove.
2544 (PARAM_EARLY_INLINING_INSNS): New.
2546 2009-05-15 Richard Guenther <rguenther@suse.de>
2548 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2549 not TODO_update_ssa.
2551 2009-05-15 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/39999
2554 * gimple.h (gimple_expr_type): Use the expression type looking
2555 through useless conversions.
2556 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2557 (vn_nary_op_insert_stmt): Likewise.
2558 (simplify_binary_expression): Likewise.
2560 2009-05-15 Richard Guenther <rguenther@suse.de>
2562 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2563 New options, enabled by default.
2564 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2566 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2567 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2568 * tree-ssa-structalias.c (gate_tree_pta): New function.
2569 (pass_build_alias): Use it.
2571 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2574 recurse on an invariant address if a conversion from a pointer
2575 type to a wider integer type is involved.
2577 2009-05-15 Jan Hubicka <jh@suse.cz>
2579 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2580 * cgraph.h (struct inline_summary): New filed self_wize,
2581 size_inlining_benefit, self_time and time_inlining_benefit.
2582 (struct cgraph_global_info): Replace insns by time ans size fields.
2583 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2584 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2585 (ipcp_update_callgraph): Do not touch function bodies.
2586 * ipa-inline.c: Include except.h
2587 (MAX_TIME): New constant.
2588 (overall_insns): Remove
2589 (overall_size, max_benefit): New static variables.
2590 (cgraph_estimate_time_after_inlining): New function.
2591 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2592 (cgraph_clone_inlined_nodes): Update size.
2593 (cgraph_mark_inline_edge): Update size.
2594 (cgraph_estimate_growth): Use size info.
2595 (cgraph_check_inline_limits): Check size.
2596 (cgraph_default_inline_p): Likewise.
2597 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2598 (cgraph_decide_recursive_inlining): Check size.
2599 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2601 (cgraph_decide_inlining): Likewise.
2602 (cgraph_decide_inlining_incrementally): Likewise; honor
2603 PARAM_EARLY_INLINING_INSNS.
2604 (likely_eliminated_by_inlining_p): New predicate.
2605 (estimate_function_body_sizes): New function.
2606 (compute_inline_parameters): Use it.
2607 * except.c (must_not_throw_labels): New function.
2608 * except.h (must_not_throw_labels): Declare.
2609 * tree-inline.c (init_inline_once): Kill inlining_weigths
2610 * tree-ssa-structalias.c: Avoid uninitialized warning.
2611 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2612 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2613 (PARAM_INLINE_CALL_COST): Remove.
2614 (PARAM_EARLY_INLINING_INSNS): New.
2615 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2616 (inline-call-cost): Remove.
2617 (early-inlining-insns): New.
2619 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2621 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2623 (print_int_cst_bounds_in_octal_p): Likewise.
2624 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2626 * dwarf2out.c (base_type_die): Likewise.
2627 (is_subrange_type): Delete.
2628 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2629 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2630 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
2631 if the destination type is boolean.
2632 (build_range_check): Do not special-case subtypes.
2633 (fold_sign_changed_comparison): Likewise.
2634 (fold_unary): Likewise.
2635 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2636 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2637 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2638 * tree.c (subrange_type_for_debug_p): New predicate based on the
2639 former is_subrange_type.
2640 * tree.h (subrange_type_for_debug_p): Declare.
2641 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2642 (convert_affine_scev): Remove call to above function.
2643 (chrec_convert_aggressive): Likewise.
2644 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2645 false for conversions involving subtypes.
2646 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2647 (vrp_val_min): Likewise.
2648 (needs_overflow_infinity): Likewise.
2649 (extract_range_from_unary_expr): Likewise.
2651 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2653 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2654 * config/frv/frv.c: Likewise.
2655 * config/s390/s390.c: Likewise.
2656 * config/sparc/sparc.h: Likewise.
2657 * config/i386/i386.h: Likewise.
2658 * config/i386/i386.c: Likewise.
2659 * config/crx/crx.c: Likewise.
2660 * config/m68hc11/m68hc11.h: Likewise.
2661 * config/iq2000/iq2000.c: Likewise.
2662 * config/mn10300/mn10300.h: Likewise.
2663 * config/mn10300/mn10300.c: Likewise.
2664 * config/m68k/m68k.c: Likewise.
2665 * config/rs6000/rs6000.c: Likewise.
2666 * config/rs6000/xcoff.h: Likewise.
2667 * config/rs6000/linux64.h: Likewise.
2668 * config/rs6000/sysv4.h: Likewise.
2669 * config/score/score3.c: Likewise.
2670 * config/score/score7.c: Likewise.
2671 * config/score/score.c: Likewise.
2672 * config/arm/arm.md: Likewise.
2673 * config/mips/mips.c: Likewise.
2674 * config/mips/mips.md: Likewise.
2675 * config/bfin/bfin.h: Likewise.
2676 * config/pa/pa.c: Likewise.
2677 * config/pa/constraints.md: Likewise.
2679 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2680 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2681 * config/pdp11/pdp11.h: Use memory_address_p instead.
2683 2009-05-14 Ian Lance Taylor <iant@google.com>
2685 * passes.c (finish_optimization_passes): Change i to int.
2686 * plugin.c (plugins_active_p): Change event to int.
2687 (dump_active_plugins): Likewise.
2688 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2690 * tree.c (tree_range_check_failed): Change c to unsigned int.
2691 (omp_clause_range_check_failed): Likewise.
2692 (build_common_builtin_nodes): Change mode to int. Add cast.
2693 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2694 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2696 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2697 ++ or -- with a variable of enum type.
2699 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2702 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2704 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2706 * store-motion.c: Do not include params.h
2707 * Makefile.in: Fix dependencies for various files.
2709 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2711 * auto-inc-dec.c: Fix pass description, remove apparent
2712 accidental duplication.
2714 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2717 * ipa-utils.h (memory_identifier_string): Moved to ...
2718 * tree.h (memory_identifier_string): Here. Add GTY(()).
2720 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2722 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2723 in the former documentation of...
2724 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2725 * ira-conflicts.c (get_dup_num): Use address_operand.
2726 * targhooks.c (default_legitimate_address_p): New.
2727 * targhooks.h (default_legitimate_address_p): New.
2728 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2730 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2731 * target.h (struct target): Add legitimate_address_p.
2732 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2733 (TARGET_INITIALIZER): Include it.
2735 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2736 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2737 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2738 (TARGET_LEGITIMATE_ADDRESS_P): New.
2740 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2741 (REG_OK_STRICT_P): Delete.
2742 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2743 (frv_legitimate_address_p_1): ... this.
2744 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2745 (frv_legitimate_address_p_1): ... the renamed old
2746 frv_legitimate_address_p.
2747 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2748 (TARGET_LEGITIMATE_ADDRESS_P): New.
2750 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2751 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2752 * config/s390/s390.c (legitimate_address_p): Rename to...
2753 (s390_legitimate_address_p): ... this, make static.
2754 (legitimize_address): Adjust call.
2755 (TARGET_LEGITIMATE_ADDRESS_P): New.
2756 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2758 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2759 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2760 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2761 (TARGET_LEGITIMATE_ADDRESS_P): New.
2763 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2764 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2765 * config/spu/spu.c (spu_legitimate_address): Rename to...
2766 (spu_legitimate_address_p): ... this, make static.
2767 (TARGET_LEGITIMATE_ADDRESS_P): New.
2769 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2770 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2771 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2772 (sparc_legitimate_address_p): ... this, make static and return bool.
2773 (legitimize_address): Adjust call.
2774 (TARGET_LEGITIMATE_ADDRESS_P): New.
2776 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2777 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2778 * config/i386/i386.c (legitimate_address_p): Rename to...
2779 (ix86_legitimate_address_p): ... this, make static.
2780 (constant_address_p): Move after it, adjust call.
2781 (TARGET_LEGITIMATE_ADDRESS_P): New.
2783 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2784 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2785 * config/avr/avr.c (legitimate_address_p): Rename to...
2786 (avr_legitimate_address_p): ... this, make static.
2787 (legitimize_address): Adjust call.
2788 (TARGET_LEGITIMATE_ADDRESS_P): New.
2790 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2791 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2792 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2793 (TARGET_LEGITIMATE_ADDRESS_P): New.
2795 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2796 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2797 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2798 (TARGET_LEGITIMATE_ADDRESS_P): New.
2800 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2801 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2803 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2805 (TARGET_LEGITIMATE_ADDRESS_P): New.
2807 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2808 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2810 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2812 (m68hc11_legitimate_address_p): ... this, make static.
2813 (go_if_legitimate_address_internal): Rename to...
2814 (m68hc11_legitimate_address_p_1): ... this.
2815 (legitimize_address): Adjust call.
2816 (TARGET_LEGITIMATE_ADDRESS_P): New.
2818 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2819 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2820 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2821 (TARGET_LEGITIMATE_ADDRESS_P): New.
2823 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2824 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2825 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2826 (mn10300_legitimate_address_p): ... this, make static.
2827 (TARGET_LEGITIMATE_ADDRESS_P): New.
2829 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2830 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2831 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2832 (TARGET_LEGITIMATE_ADDRESS_P): New.
2834 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2835 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2836 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2837 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2838 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2839 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2840 (rs6000_legitimate_address_p): ... this, make static.
2841 (TARGET_LEGITIMATE_ADDRESS_P): New.
2842 (REG_MODE_OK_FOR_BASE_P): Delete.
2843 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2845 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2846 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2848 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2849 static, adjust types.
2850 (TARGET_LEGITIMATE_ADDRESS_P): New.
2852 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2853 * config/score/score.c (score_address_p): Rename to...
2854 (score_legitimate_address_p): ... this.
2855 (TARGET_LEGITIMATE_ADDRESS_P): New.
2856 * config/score/score3.c (score3_address_p): Rename to...
2857 (score3_legitimate_address_p): ... this.
2858 * config/score/score7.c (score7_address_p): Rename to...
2859 (score7_legitimate_address_p): ... this.
2861 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2862 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2863 GO_IF_LEGITIMATE_ADDRESS): Delete.
2864 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2865 thumb2_legitimate_address_p): Delete.
2866 (arm_legitimate_address_p): Rename to...
2867 (arm_legitimate_address_outer_p): ... this.
2868 * config/arm/constraints.md ("Uq"): Adjust call.
2869 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2870 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
2872 (arm_legitimate_address_outer_p): ... this.
2873 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
2875 (TARGET_LEGITIMATE_ADDRESS_P): New.
2877 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2878 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2879 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2880 (TARGET_LEGITIMATE_ADDRESS_P): New.
2882 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2883 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2884 * config/vax/vax.c (legitimate_address_p): Rename to...
2885 (vax_legitimate_address_p): ... this, make static.
2886 (TARGET_LEGITIMATE_ADDRESS_P): New.
2888 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2889 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2890 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2891 (TARGET_LEGITIMATE_ADDRESS_P): New.
2893 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2894 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2895 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2896 (mmix_legitimate_address_p): ... this, make static.
2897 (TARGET_LEGITIMATE_ADDRESS_P): New.
2899 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2900 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2901 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2902 (TARGET_LEGITIMATE_ADDRESS_P): New.
2904 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2906 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2907 of MODE_COMPLEX_INT.
2909 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2911 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2912 LCT_NORMAL in function call.
2913 * mips-tdump.c (print_file_desc): Add cast to enum type.
2914 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2915 (mark_stabs): Add casts to enum types.
2916 (parse_stabs_common): Add casts to enum types.
2918 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2920 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2921 Check for invalid values of LETTER.
2923 2009-05-13 Taras Glek <tglek@mozilla.com>
2925 * attribs.c (register_attribute): moved out attribute registration
2926 into register_attribute.
2927 * doc/plugins.texi: Documented register_attribute and
2929 * gcc-plugin.h: Added forward decl for register_attribute.
2930 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2931 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2932 PLUGIN_ATTRIBUTES boilerplate.
2934 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2936 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2937 values even in sentinel and empty entries.
2938 (ms_printf_flag_specs): Likewise.
2939 (ms_scanf_flag_specs): Likewise.
2940 (ms_strftime_flag_specs): Likewise.
2941 (ms_print_char_table): Likewise.
2942 (ms_scan_char_table): Likewise.
2943 (ms_time_char_table): Likewise.
2945 2009-05-13 Doug Kwan <dougkwan@google.com>
2947 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2949 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2951 * config/mips/mips.md (store): Add attributes for QI and HI.
2953 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2954 (truncdi<mode>2): ... this new pattern.
2956 2009-05-13 Brad Hards <bradh@kde.org>
2958 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2960 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2961 Ben Elliston <bje@au.ibm.com>
2964 * dse.c (check_mem_read_rtx): Guard against width == -1.
2966 2009-05-13 Michael Matz <matz@suse.de>
2969 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2970 (trivially_conflicts_p): New function.
2971 (insert_backedge_copies): Use it.
2973 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2975 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2976 (handle_stdc_pragma): Use new enum constant names.
2977 (handle_pragma_float_const_decimal64): Ditto.
2979 2009-05-13 Ian Lance Taylor <iant@google.com>
2981 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2984 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2986 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2987 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2989 * config/m68k/m68k.h (FL_UCLINUX): Define.
2991 2009-05-13 Jan Hubicka <jh@suse.cz>
2993 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2995 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2997 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
2998 unless -fschedule-insns is specified.
3000 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3003 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
3004 TARGET_EXPAND_CBRANCHDI4.
3005 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
3006 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
3007 (cmpeqdi): Fix comment.
3009 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3011 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
3012 (sh_legitimate_address_p): Likewise.
3013 * config/sh/sh.c (sh_legitimate_index_p): New.
3014 (sh_legitimate_address_p): Likewise.
3015 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
3016 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
3017 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
3018 (MAYBE_BASE_REGISTER_RTX_P): New macro.
3019 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3020 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
3021 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
3022 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
3023 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
3025 2009-05-12 Jan Hubicka <jh@suse.cz>
3027 * tree-inline.c (estimate_operator_cost): Add operands;
3028 when division happens by constant, it is cheap.
3029 (estimate_num_insns): Loads and stores are not having cost of 0;
3030 EH magic stuff is cheap; when computing runtime cost of switch,
3031 use log2 base of amount of its cases; builtin_expect has cost of 0;
3032 compute cost for moving return value of call.
3033 (init_inline_once): Initialize time_based flags.
3034 * tree-inline.h (eni_weights_d): Add time_based flag.
3036 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3038 * df-core.c: Update head documentation.
3040 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3043 * rs6000.c (rs6000_generate_compare): Use op1b instead of
3044 shadowing exisiting variable op1.
3046 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/driver-i386.c (processor_signatures): New enum.
3050 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
3051 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
3052 processor signature to detect geode processor.
3054 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3058 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3060 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3061 causes spurious differences between trunk and cond-optab branch.
3063 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3065 * dojump.c (compare_from_rtx): Delete.
3066 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
3067 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
3068 if the comparison does not satisfy the predicate; test predicates for
3069 operands 2 and 3 of a cstore pattern. Don't try cstore optab
3070 further if one existing pattern fails.
3071 * expr.h (compare_from_rtx): Delete.
3072 (prepare_operand): Declare it.
3073 * optabs.c: Change "lib call" to "libcall" throughout.
3074 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
3075 HAVE_conditional_trap, emit_cmp_insn): Delete.
3076 (can_compare_p): Delete cmp_optab case.
3077 (prepare_float_lib_cmp): Return an rtx and a machine mode.
3078 Accept other parameters by value.
3079 (prepare_operand): Make non-static.
3080 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
3081 other parameters by value. Try to widen operands here based on
3082 an optab_methods argument and looking at cbranch_optab.
3083 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
3084 loop. Use cbranch_optab directly.
3085 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
3086 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
3088 (emit_conditional_move, emit_conditional_add): Inline what's needed
3089 of compare_from_rtx, using new prepare_cmp_insn for the rest.
3090 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
3091 with COMPARE. Move cmov_optab and cstore_optab above
3092 with cbranch_optab, move cmp_optab down with ucmp_optab,
3093 remove tst_otpab. Do not initialize trap_rtx.
3094 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
3095 for trap code. Do not check HAVE_conditional_trap. Use
3096 prepare_cmp_insn. Accept no predicate for operand 3.
3097 * optabs.h (OTI_cmp): Mark as used only for libcalls.
3098 (OTI_ctrap, ctrap_optab): New.
3099 (tst_optab): Delete.
3100 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
3101 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
3102 with lookup of ctrap_optab.
3103 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
3107 * combine.c (combine_simplify_rtx, simplify_set): Do not
3108 special case comparing against zero for cc0 machines.
3109 * simplify-rtx.c (simplify_binary_operation_1): Never remove
3110 COMPARE on cc0 machines.
3111 (simplify_relational_operation): Return a new expression when
3112 a COMPARE could be removed.
3113 * final.c (final_scan_insn): Compare cc_status values
3114 against LHS of a (compare FOO (const_int 0)) cc0 source.
3115 Also check if cc_status.value is the full compare.
3117 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
3118 (cstoreMM4): Document.
3119 (conditional_trap): Document ctrapMM4 instead.
3120 (sync_compare_and_swapMM): Refer to cbranchcc4.
3121 (Dependent Patterns): Eliminate obsolete information referring to
3122 the old jump optimization phase.
3123 (Canonicalization): Include cbranchcc4 case, omit canonicalization
3124 of compares with 0 on cc0 machines.
3125 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
3126 avoiding references to cc0. Remove text about storing operands
3128 * doc/tm.texi (Condition Codes): Include blurb on different
3129 condition code representations, separate into subsections for
3130 CC0, MODE_CC and conditional execution.
3132 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
3133 alpha_emit_setcc): Accept operands and a machine mode.
3134 * config/alpha/alpha.c (alpha_emit_conditional_branch):
3135 Get code/op0/op1 from operands, use machine mode argument
3136 instead of alpha_compare.fp_p. Emit the branch here.
3137 (alpha_emit_setcc): Likewise, and return boolean.
3138 (alpha_emit_conditional_move): Likewise. Assert that
3139 cmp_op_mode == cmp_mode, and simplify accordingly.
3140 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
3141 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
3142 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
3144 (stack probe test): Use cbranchdi4.
3145 * config/alpha/predicates.md (alpha_cbranch_operator): New.
3147 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
3148 * config/arc/arc.h (movsicc, movsfcc): Use it.
3149 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
3150 (cbranchsi4, cstoresi4): New.
3151 (cmpsi, bCC and sCC expanders): Remove.
3153 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
3154 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
3155 * config/arm/predicates.md (arm_comparison_operator): Only include
3156 floating-point operators if there is a hardware floating-point unit.
3157 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
3158 deferring to cbranch_cc and cstore_cc respectively.
3159 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
3160 cbranch_cc, cstore_cc): New.
3161 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
3163 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
3165 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
3166 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
3168 (adjust_insn_length): Adjust calls.
3169 (avr_reorg): Handle (compare (foo) (const_int 0)).
3170 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
3171 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
3172 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
3173 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
3175 (cbranchqi4, cbranchhi4, cbranchsi4): New.
3176 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
3178 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
3179 (cbranchsi4, cstorebi4, cstoresi4): New.
3180 (movbisi): This insn is duplicate, split it to zero_extend.
3181 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
3182 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
3183 (bfin_optimize_loop): Use cbranch expander.
3184 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
3185 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
3186 (bfin_bimode_comparison_operator): ... this.
3187 (bfin_direct_comparison_operator): New.
3189 * config/cris/cris.c (cris_normal_notice_update_cc): Look
3190 inside (compare FOO (const_int 0)).
3191 (cris_rtx_costs): Handle ZERO_EXTRACT.
3192 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
3193 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
3194 (*tstdi_v32): Delete.
3195 (*cmpdi_non_v32): Add M alternative for operand 1.
3196 (cmpsi, cmp<mode>): Make private.
3197 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
3199 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
3201 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
3202 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
3203 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
3204 (cc_reg_operand): New.
3206 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
3207 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
3208 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
3209 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
3210 crx_expand_scond): Delete.
3212 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
3214 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
3215 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
3217 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
3218 cstoresi4, cstoresf4, cstoredf4): New.
3219 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
3220 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3221 Receive the entire operands array.
3222 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
3223 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
3224 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
3225 Get test/op0/op1 from the operands array.
3226 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
3228 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
3229 (h8300_expand_store): New.
3230 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
3232 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
3233 (h8300_expand_store): New.
3234 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
3235 or do not try to produce (set (cc0) REG).
3236 (peepholes): Wrap arguments with COMPARE. Add a peephole to
3237 change a compare into a move to a scratch register. Disable some
3238 peepholes when comparing with zero.
3239 (tstsi, tsthi, tstsi, cmpqi): Make private.
3242 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
3245 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
3246 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
3247 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
3248 (ix86_emit_i387_log1p): Use cbranchxf2.
3249 (ix86_expand_setcc): Return void.
3250 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
3251 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
3252 cmp<MODEF>, cmpcc): Remove.
3253 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
3254 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
3255 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
3256 (sCC and bCC expanders): Remove.
3257 (stack_protect_test): Use cbranchcc4.
3259 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
3261 (ia64_expand_compare): Accept three rtx by reference and return void.
3262 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
3263 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
3264 from *expr. Update *expr with the BImode comparison to do.
3265 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
3266 cmptf, bCC, sCC, conditional_trap): Delete.
3267 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
3268 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
3269 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
3270 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
3271 * config/ia64/predicates.md (ia64_cbranch_operator): New.
3273 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
3274 type of last argument.
3275 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
3276 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
3277 use machine mode argument instead of branch_type. Remove dead
3278 code for floating-point comparisons.
3279 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
3280 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
3282 (cbranchsi4, cstoresi4): New.
3283 * config/iq2000/predicates.md (reg_or_const_operand): New.
3285 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
3286 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
3287 (b<code>_op): Rewrite to...
3288 (bcc_op): ... this, using match_operator.
3289 (s<code>_op): Rewrite to...
3290 (scc_op): ... this, using match_operator.
3291 (s<code>_24_op): Rewrite to...
3292 (scc_op_24): ... this, using match_operator.
3293 (s<code>_<mode>): Rewrite to...
3294 (cstore<mode>4): ... this, using match_operator.
3295 (s<code>_<mode>_24): Rewrite to...
3296 (cstore<mode>4_24): ... this, using match_operator.
3297 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
3298 m32c_unpend_compare, m32c_expand_scc): Delete.
3299 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
3300 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
3301 (m32c_expand_movcc): Change NE to EQ if necessary.
3302 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
3304 * config/m32r/m32r-protos.h (gen_cond_store): New.
3305 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
3306 (gen_cond_store): New, from sCC patterns.
3307 (m32r_expand_block_move): Use cbranchsi4.
3308 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
3309 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
3310 (cbranchsi4, cstoresi4): New.
3312 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
3314 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
3315 (m68hc11_notice_update_cc): Look into a compare with 0.
3316 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
3318 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
3319 cmphi, cmpqi, bCC): Delete.
3320 (cbranchsi4, cbranchhi4, cbranchqi4): New.
3321 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
3322 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
3325 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
3326 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
3327 * config/m68k/constraints.md (H): New.
3328 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
3329 the define_insn below.
3330 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
3331 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
3332 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
3333 patterns): Wrap RHS with COMPARE.
3334 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
3335 (*cmpdi_internal): Name this pattern.
3336 (cmpdi): Change to define_insn.
3337 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
3338 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
3339 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
3341 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
3342 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
3343 (conditional_trap): Change to...
3344 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
3345 (*conditional_trap): Use the ordered_comparison_operator and
3346 const1_operand predicates.
3347 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
3348 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
3349 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
3350 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
3352 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
3353 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
3354 (mcore_gen_compare): New.
3355 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
3356 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
3357 (mcore_gen_compare): ... this.
3358 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
3359 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
3360 (stack probe pattern): Use cbranchsi4.
3362 * config/mips/predicates.md (mips_cstore_operator): New.
3363 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
3364 * config/mips/mips.md (any_cond): Delete.
3365 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
3367 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
3368 fixuns_truncsfdi2): Use cbranch patterns.
3369 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
3370 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
3371 Adjust call to mips_expand_conditional_branch.
3372 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
3374 * config/mips/mips-protos.h (mips_expand_conditional_branch,
3375 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
3376 * config/mips/mips.c (cmp_operands): Delete.
3377 (mips_emit_compare): Get comparison operands from *op0/*op1.
3378 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
3379 that it succeeds. Use op0/op1 instead of cmp_operands.
3380 (mips_expand_conditional_branch, mips_expand_conditional_move,
3381 mips_expand_conditional_trap): Likewise.
3382 (mips_block_move_loop): Use cbranch patterns.
3383 * config/mips/mips.h (cmp_operands): Delete.
3385 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
3386 (mmix_gen_compare_reg): Just return a register in the right CC mode.
3387 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
3388 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
3389 (*cmpcc_folded): Rename to...
3390 (*cmpdi_folded): this.
3391 (*cmpcc): Rename to...
3393 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
3396 (cbranchdf4): New. Handle invalid comparisons here.
3397 * config/mmix/predicates.md (float_comparison_operator): New.
3399 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
3400 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
3401 * config/mn10300/mn10300.md (tst): Delete.
3402 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
3403 Name these patterns and wrap RHS in a compare.
3404 (*cmpsi): Make this pattern private. Include tst.
3405 (*cmpsf): Make this pattern private.
3406 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
3407 (compare with zero peepholes): Likewise.
3409 (cbranchsi4, cbranchsf4): New.
3410 (casesi): Use cbranchsi4.
3412 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
3413 hppa_branch_type): Delete.
3414 (return_addr_rtx): Use cbranchsi4.
3415 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
3416 Emit CCFPmode comparison here.
3417 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
3418 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
3419 hppa_branch_type): Delete.
3420 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
3421 (movsicc, movdicc): Remove references to hppa_compare_op0,
3422 hppa_compare_op1 and compare_from_rtx.
3423 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
3424 (casesi): Use cbranchsi4.
3426 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
3427 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
3428 * config/pdp11/pdp11.md (register_or_const0_operand): New.
3429 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
3430 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
3432 (cbranchdf4, cbranchhi4, cbranchqi4): New.
3433 (*branch, *branch_inverted): New.
3435 * config/picochip/picochip.md (cbranchhi4): Use
3436 ordered_comparison_operator.
3437 (cmphi, bCC): Remove.
3439 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
3440 (trap_comparison_operator): Delete.
3441 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
3442 rs6000_emit_cbranch): Accept mode and operands.
3443 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
3444 rs6000_compare_fp_p): Delete.
3445 (rs6000_generate_compare): Accept mode and comparison. Extract code
3446 and op0/op1 from there. Replace references to rs6000_compare_op0
3447 and rs6000_compare_op1.
3448 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
3449 extract result from passed operands.
3450 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
3451 extract loc from passed operands.
3452 (rs6000_emit_cmove): Likewise.
3453 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
3454 rs6000_compare_fp_p): Delete.
3455 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
3456 (cbranch<GPR>4, cbranch<FP>4): New.
3457 (cstore<mode>4): New. Consolidate here all choices about when to use
3458 portable or specialized sCC sequences.
3459 (stack_protect_test): Use cbranchsi4.
3460 (conditional_trap): Replace with ctrap<GPR>4.
3461 (conditional trap insn): Replace trap_comparison_operator with
3462 ordered_comparison_operator.
3464 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
3465 (s390_emit_prologue): Use ctrap.
3466 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
3467 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
3468 New predicates replacing...
3469 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
3470 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
3471 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
3472 (add<mode>cc): Do not use s390_compare_op0/op1.
3473 (s<code>): Change to...
3474 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
3476 (cstorecc4): ... this. Handle EQ or NE equally.
3477 (*sne): Un-privatize for use in cstorecc4.
3478 (b<code>): Change to...
3479 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
3480 (conditional_trap): Replace with...
3481 (ctrap<GPR>4, ctrap<FP>4): ... these.
3482 (stack_protect): Use cbranchcc4.
3484 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
3485 * config/score/score-protos.h (score_gen_cmp): Delete.
3486 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
3487 (score_block_move-loop): Use cbranchsi4.
3488 * config/score/score.md (cbranchsi4): New.
3489 (cmpsi, bCC): Delete.
3490 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
3491 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3492 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
3493 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3494 * config/score/score3.h (score3_gen_cmp): Delete.
3495 * config/score/score7.h (score7_gen_cmp): Delete.
3497 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
3498 (sh_emit_scc_to_t): ... this. Return void.
3499 (from_compare): Rename to...
3500 (sh_emit_compare_and_branch): ... this.
3501 (sh_emit_compare_and_set): New.
3502 (sh_expand_t_scc): Accept operands.
3503 * config/sh/predicates.md (sh_float_comparison_operator): New.
3504 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
3505 (prepare_scc_operands): Rename to...
3506 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
3508 (sh_emit_cheap_store_flag): New.
3509 (sh_emit_set_t_insn): New.
3510 (from_compare): Rename to...
3511 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
3512 handling of TARGET_SH2E floating point to avoid recursive call.
3513 Generate branch here.
3514 (sh_emit_compare_and_set): New.
3515 (sh_expand_t_scc): Get op0/op1 from arguments.
3516 (sh_emit_cheap_store_flag): New.
3517 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
3519 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
3520 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
3521 (movsicc, movdicc): Do nothing when it recreated operands from
3522 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
3523 prepare_scc_operands (now sh_emit_scc_to_t).
3524 (udivdi3): Use cstoresi4.
3525 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
3526 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
3527 (cbranchint4_media, cbranchfp4_media): New.
3528 (casesi): Use cbranchdi4.
3529 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
3531 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
3532 (movnegt): Remove second operand.
3533 (cbranchsf4, cbranchdf4): New.
3534 (stack_protect): Use cbranchdi4/cbranchsi4.
3536 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
3537 (gen_compare_reg): Accept comparison, extract part of it to...
3538 (gen_compare_reg_1): ... this.
3539 (gen_compare_operator): Delete.
3540 (gen_v9_scc): Accept separate destination, comparison code and arms.
3541 Do not use sparc_compare_op0/sparc_compare_op1.
3542 (emit_scc_insn, emit_conditional_branch_insn): New.
3543 (emit_v9_brxx): Make static. Remove useless assertion.
3544 (sparc_emit_float_lib_cmp): Return RTL instead of calling
3546 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
3547 * config/sparc/sparc-protos.h (gen_compare_reg,
3548 sparc_emit_float_lib_cmp): Adjust prototype.
3549 (emit_scc_insn, emit_conditional_branch_insn): New.
3550 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
3551 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3552 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3553 iterators to the top.
3554 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3555 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3556 snedi_special_trunc): Delete.
3557 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3558 and snedi_special_trunc.
3559 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3560 cbranchdi4, cbranch<F:mode>4): New.
3561 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3562 here. Use gen_compare_reg instead of gen_compare_operator.
3563 (conditional_trap): Replace with...
3564 (ctrapsi4, ctrapdi4): ... this.
3565 (stack_protect_test): Use cbranchcc4.
3567 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3569 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3570 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3571 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3572 from operands[0] or operands[3] depending on is_set.
3573 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3574 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3575 cmpdf, bCC), sCC: Remove.
3576 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3577 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3579 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3580 spu_emit_branch_or_set.
3582 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3584 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3585 xstormy16_compare_op1): Delete.
3586 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3587 xstormy16_compare_op1): Delete.
3588 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3590 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3591 (cmphi, cmpsi, bCC): Remove.
3593 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3594 (*cmpsi): ... this one.
3595 (cbranchsi4, cstoresi4): New.
3596 (bCC expanders): Delete.
3597 (sCC insns): Fold into...
3598 (*setcc): ... this one.
3599 (casesi): Do not use gen_cmpsi and gen_bgtu.
3600 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3601 (movsicc): Simplify.
3602 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3604 * config/vax/vax-protos.h (cond_name): New.
3605 (vax_output_conditional_branch): Remove.
3606 * config/vax/vax.c (cond_name): New.
3607 (vax_output_conditional_branch): Remove.
3608 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3609 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3610 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3611 (bit<VAXint>): Wrap source with (compare).
3612 (b<code> and following unnamed pattern): Rename to *branch and
3613 *branch_reversed. Change macroization to match_operator.
3614 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3616 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3617 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3618 Change last argument to machine_mode.
3619 (xtensa_expand_scc): Add machine_mode argument.
3620 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3621 (gen_conditional_move, xtensa_expand_conditional_branch,
3622 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3623 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3624 Adjust operand numbers.
3625 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3627 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3628 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3629 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3631 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3633 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3634 causes spurious differences between trunk and cond-optab branch.
3636 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3639 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3641 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3643 * tree.c (iterative_hash_pointer): Delete.
3644 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3645 Hash UIDs and versions of SSA names. Don't special-case built-in
3646 function declarations.
3648 2009-05-11 Ian Lance Taylor <iant@google.com>
3651 * graphite.c: Force -Wc++-compat to only be a warning before
3652 #including "cloog/cloog.h".
3654 2009-05-11 Martin Jambor <mjambor@suse.cz>
3656 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3658 2009-05-11 Jan Hubicka <jh@suse.cz>
3660 * tree-ssa-loop-ivcanon.c: Include target.h
3661 (struct loop_size): new structure.
3662 (constant_after_peeling): New predicate.
3663 (tree_estimate_loop_size): New function.
3664 (estimated_unrolled_size): Rewrite for new estimates.
3665 (try_unroll_loop_completely): Use new estimates.
3666 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3668 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3670 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3671 libcpp interface change.
3672 (spu_macro_to_expand): Likewise.
3674 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3676 PR tree-optimization/40026
3677 * gimplify.c (gimplify_init_constructor): Change initial conditional
3678 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3679 optimize_compound_literals_in_ctor.
3681 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3683 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3685 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3687 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3689 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3690 HOST_WIDE_INT for gap.
3692 2009-05-11 Ira Rosen <irar@il.ibm.com>
3694 PR tree-optimization/40074
3695 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3696 account in group size and step comparison.
3698 2009-05-11 Richard Guenther <rguenther@suse.de>
3700 * passes.c (init_optimization_passes): Strip now incorrect comment.
3701 (execute_function_todo): Do not set PROP_alias.
3702 * tree-pass.h (PROP_alias): Remove.
3703 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3704 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3705 * tree-nrv.c (pass_return_slot): Likewise.
3706 * tree-object-size.c (pass_object_sizes): Likewise.
3707 * tree-ssa-dom.c (pass_dominator): Likewise.
3708 (pass_phi_only_cprop): Likewise.
3709 * tree-ssa-dse.c (pass_dse): Likewise.
3710 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3711 (pass_cselim): Likewise.
3712 * tree-ssa-pre.c (pass_pre): Likewise.
3713 (pass_fre): Likewise.
3714 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3715 * tree-ssa-sink.c (pass_sink_code): Likewise.
3716 * tree-stdarg.c (pass_stdarg): Likewise.
3717 * tree-tailcall.c (pass_tail_calls): Likewise.
3718 * tree-vrp.c (pass_vrp): Likewise.
3720 2009-05-10 Ian Lance Taylor <iant@google.com>
3722 * basic-block.h (enum profile_status): Break out of struct
3724 * cgraph.h (struct inline_summary): Break out of struct
3726 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3727 of struct cgraph_order_sort.
3728 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3729 * cse.c (struct branch_path): Break out of struct
3730 cse_basic_block_data.
3731 * except.h (enum eh_region_type): Break out of struct eh_region.
3732 * gcc.c (enum add_del): Break out of struct modify_target.
3733 * genrecog.c (enum decision_type): Break out of struct decision_test.
3734 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3736 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3737 * regmove.c (enum match_use): New enum, broken out of struct match.
3738 * sched-int.h (enum post_call_group): New enum, broken out of
3740 (struct deps_reg): Break out of struct deps.
3741 * target.h (struct asm_int_op): Break out of struct gcc_target.
3742 * tree-eh.c (struct goto_queue_node): Break out of struct
3744 * tree-inline.h (enum copy_body_cge_which): Break out of
3746 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3748 * c-decl.c (in_struct, struct_types): New static variables.
3749 (pushtag): Add loc parameter. Change all callers.
3750 (lookup_tag): Add ploc parameter. Change all callers.
3751 (check_compound_literal_type): New function.
3752 (parser_xref_tag): Add loc parameter. Change all callers. If
3753 -Wc++-compat, warn about struct/union/enum types defined within a
3755 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3756 and loc parameters. Change all callers. Change error calls to
3757 error_at, using loc. For a redefinition, if the location of the
3758 original definition is known, report it. Set in_struct and
3759 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3760 (finish_struct): Add new parameters enclosing_in_struct and
3761 enclosing_struct_types. Change all callers. Set
3762 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3763 in the struct. If in a struct, add this struct to struct_types.
3764 (start_enum): Add loc parameter. Change all callers. Use
3765 error_at for errors, using loc. For a redefinition, if the
3766 location of the original definition is known, report it. If in a
3767 struct, add this enum type to struct_types. If -Wc++-compat warn
3768 if in sizeof, typeof, or alignof.
3769 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3770 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3771 (c_parser_enum_specifier): Get enum location for start_enum.
3772 (c_parser_struct_or_union_specifier): Get struct location for
3773 start_struct. Save in_struct and struct_types status between
3774 start_struct and finish_struct.
3775 (c_parser_cast_expression): Get location of cast.
3776 (c_parser_alignof_expression): Get location of type.
3777 (c_parser_postfix_expression): Likewise.
3778 (c_parser_postfix_expression_after_paren_type): Add type_loc
3779 parameter. Change all callers. Call check_compound_literal_type.
3780 Use type_loc for error about variable size type.
3781 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3782 of an enum constant from an enum type defined in a struct or union.
3783 (c_cast_expr): Add loc parameter. Change all callers. If
3784 -Wc++-compat, warn about defining a type in a cast.
3785 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3786 (start_enum, start_struct, finish_struct): Update declarations.
3787 (parser_xref_tag, c_cast_expr): Update declarations.
3788 (check_compound_literal_type): Declare.
3790 2009-05-11 Ben Elliston <bje@au.ibm.com>
3792 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3793 for recent libcpp interface change.
3794 (rs6000_macro_to_expand): Likewise.
3796 2009-05-10 Michael Matz <matz@suse.de>
3799 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3800 not at entry of function.
3802 2009-05-10 Richard Guenther <rguenther@suse.de>
3804 PR tree-optimization/40081
3806 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3807 using the main variant of the element type. Do not fiddle with
3808 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3810 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3811 structs with volatile fields.
3813 2009-05-10 Jan Hubicka <jh@suse.cz>
3815 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3816 (estimate_move_cost): Assert that it does not get called for
3818 (estimate_num_insns): Skip VOID types in argument handling.
3819 (optimize_inline_calls): Delete unreachable blocks and verify that
3822 2009-05-10 Jan Hubicka <jh@suse.cz>
3824 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3825 * cgraph.c (cgraph_mark_address_taken_node): New function.
3826 (dump_cgraph_node): Dump new flag.
3827 * cgraph.h (struct cgraph_node): Add address_taken.
3828 (cgraph_mark_address_taken_node): New function.
3829 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3830 since new direct calls can be born.
3832 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3834 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3837 2009-05-10 Jan Hubicka <jh@suse.cz>
3840 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3842 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3843 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3844 * tree-inline.c (copy_bb): Set frequency correctly.
3845 (fold_marked_statements): Update call to
3846 cgraph_update_edges_for_call_stmt.
3848 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3850 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3851 identifiers in diagnostics.
3852 * config/arm/arm.c (arm_handle_fndecl_attribute,
3853 arm_handle_isr_attribute): Likewise.
3854 * config/avr/avr.c (avr_handle_progmem_attribute,
3855 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3856 * config/bfin/bfin.c (handle_int_attribute,
3857 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3858 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3859 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3861 * config/darwin.c (darwin_handle_kext_attribute,
3862 darwin_handle_weak_import_attribute): Likewise.
3863 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3864 h8300_handle_eightbit_data_attribute,
3865 h8300_handle_tiny_data_attribute): Likewise.
3866 * config/i386/i386.c (ix86_handle_cconv_attribute,
3867 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3868 * config/i386/winnt.c (ix86_handle_shared_attribute,
3869 ix86_handle_selectany_attribute): Likewise.
3870 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3871 * config/m32c/m32c.c (function_vector_handler): Likewise.
3872 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3873 m68hc11_handle_fntype_attribute): Likewise.
3874 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3875 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3876 * config/mips/mips.c (mips_insert_attributes,
3877 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3878 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3879 rs6000_handle_struct_attribute): Likewise.
3880 * config/sh/sh.c (sh_insert_attributes,
3881 sh_handle_resbank_handler_attribute,
3882 sh_handle_interrupt_handler_attribute,
3883 sh2a_handle_function_vector_handler_attribute,
3884 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3886 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3887 * config/spu/spu.c (spu_handle_fndecl_attribute,
3888 spu_handle_vector_attribute): Likewise.
3889 * config/stormy16/stormy16.c
3890 (xstormy16_handle_interrupt_attribute): Likewise.
3891 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3892 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3894 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3896 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3897 (pp_translate_identifiers): New.
3898 (pp_identifier): Only conditionally translate identifier to locale
3900 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3901 (pp_base_tree_identifier): Only conditionally translate identifier
3902 to locale character set.
3903 * c-pretty-print.c (M_): Define.
3904 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3905 fragments for conditional translation with M_.
3906 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3907 identifier translation.
3909 2009-05-10 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/40081
3912 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3913 using the main variant of the element type. Do not fiddle with
3914 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3916 2009-05-09 Jan Hubicka <jh@suse.cz>
3919 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3920 indirect calls; verify cgraph afterwards.
3922 2009-05-09 Jan Hubicka <jh@suse.cz>
3925 * ipa.c (update_inlined_to_pointer): New function.
3926 (cgraph_remove_unreachable_nodes): Use it.
3928 2009-05-09 Jan Hubicka <jh@suse.cz>
3930 * tree-eh.c (struct leh_state): Remove prev_try.
3931 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3933 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3934 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3935 remove_eh_handler_and_replace, foreach_reachable_handler,
3936 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3937 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3938 (gen_eh_region_cleanup): Update prototype.
3940 2009-05-09 Jan Hubicka <jh@suse.cz>
3943 * except.c (copy_eh_region): Always set prev_try.
3944 (redirect_eh_edge_to_label): Find outer try.
3945 (foreach_reachable_handler): When looking for prev try
3946 handle case where previous try is not going to be taken.
3948 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3950 PR tree-optimization/40049
3951 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3952 only vector/vector shifts, convert the type of the constant to the
3953 appropriate type to avoid building incorrect trees, which
3954 eventually have problems with garbage collection.
3956 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3958 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3959 -1 for complex floating-point types if honoring signed zeros.
3961 2009-05-08 Jan Hubicka <jh@suse.cz>
3963 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3964 argument; handle correctly when profile is absent.
3965 (build_cgraph_edges): Update.
3966 (rebuild_cgraph_edges): Update.
3967 * cgraph.c: Do not include varray.h.
3968 (cgraph_set_call_stmt_including_clones): New function.
3969 (cgraph_create_edge_including_clones): Likewise
3970 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3971 (cgraph_update_edges_for_call_stmt): Handle clones.
3972 (cgraph_remove_node): Handle clone tree.
3973 (cgraph_remove_node_and_inline_clones): New function.
3974 (dump_cgraph_node): Dump clone tree.
3975 (cgraph_clone_node): Handle clone tree.
3976 (clone_function_name): Bring here from tree-inline.c.
3977 (cgraph_create_virtual_clone): New function.
3978 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3979 (cgraph_clone_info): New function.
3980 (strut cgraph_node): Add clone_info and new clone tree pointers.
3981 (cgraph_remove_node_and_inline_clones,
3982 cgraph_set_call_stmt_including_clones,
3983 cgraph_create_edge_including_clones,
3984 cgraph_create_virtual_clone): Declare.
3985 (cgraph_function_versioning): Use VEC argument.
3986 (compute_call_stmt_bb_frequency): Update prototype.
3987 (cgraph_materialize_all_clones): New function.
3988 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3989 (ipcp_create_replace_map): Update to VECtors.
3990 (ipcp_update_callgraph): Use virtual clones.
3991 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3992 (ipcp_update_profiling): Do not update local profiling.
3993 (ipcp_insert_stage): Use VECtors and virtual clones.
3994 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3995 (clone_of_p): New function.
3996 (cgraph_preserve_function_body_p): Use clone tree.
3997 (cgraph_optimize): Materialize clones.
3998 (cgraph_function_versioning): Update for VECtors.
3999 (save_inline_function_body): Use clone tree.
4000 (cgraph_materialize_clone): New function.
4001 (cgraph_materialize_all_clones): Likewise.
4002 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
4003 * ipa.c: Include gimple.h.
4004 (cgraph_remove_unreachable_nodes): Use clone tree.
4005 * ipa-prop.c (ipa_note_param_call): Update call to
4006 compute_call_stmt_bb_frequencycall.
4007 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
4008 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
4009 (copy_bb): Handle updating of clone tree; add new edge when new call
4011 (expand_call_inline): Be strict about every call having edge.
4012 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
4013 (delete_unreachable_blocks_update_callgraph): New function.
4014 (tree_function_versioning): Use VECtors; always remove unreachable
4015 blocks and fold conditionals.
4016 * tree-inline.h: Do not include varray.h.
4017 (tree_function_versioning): Remove.
4018 * Makefile.in (GTFILES): Remove tree-inline.c
4019 * passes.c (do_per_function): Do only functions having body.
4020 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
4023 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
4024 Andrew Morrow <acm@google.com>
4027 * c-common.c (c_common_attribute_table): Permit deprecated
4028 attribute to take an optional argument.
4029 (handle_deprecated_attribute): If the optional argument to
4030 __attribute__((deprecated)) is not a string ignore the attribute
4033 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
4034 * c-typeck.c (build_component_ref): Likewise.
4035 (build_external_ref): Likewise.
4037 * toplev.c (warn_deprecated_use): Add an attribute argument.
4038 Emit the message associated with __attribute__((deprecated)).
4040 * toplev.h (warn_deprecated_use): Updated.
4042 * doc/extend.texi: Document new optional parameter to
4043 __attribute__((deprecated))
4045 2009-05-08 Michael Eager <eager@eagercon.com>
4047 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
4048 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
4050 2009-05-08 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/40062
4053 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
4054 Avoid exponential behavior.
4056 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4058 PR rtl-optimization/33928
4060 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
4061 process_uses, build_single_def_use_links): New.
4062 (update_df): Update use_def_ref.
4063 (forward_propagate_into): Use get_def_for_use instead of use-def
4065 (fwprop_init): Call build_single_def_use_links and let it initialize
4067 (fwprop_done): Free use_def_ref.
4068 (fwprop_addr): Eliminate duplicate call to df_set_flags.
4069 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
4070 df_rd_simulate_one_insn): New.
4071 (df_rd_bb_local_compute_process_def): Update head comment.
4072 (df_chain_create_bb): Use the new RD simulation functions.
4073 * df.h (df_rd_simulate_artificial_defs_at_top,
4074 df_rd_simulate_one_insn): New.
4075 * opts.c (decode_options): Enable fwprop at -O1.
4076 * doc/invoke.texi (-fforward-propagate): Document this.
4078 2009-05-08 Joseph Myers <joseph@codesourcery.com>
4081 * c-typeck.c (build_binary_op): Handle arithmetic between one real
4082 and one complex operand specially.
4083 * tree-complex.c (some_nonzerop): Do not identify a real value as
4084 zero if flag_signed_zeros.
4086 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4088 PR rtl-optimization/33928
4089 * loop-invariant.c (record_use): Fix && vs. || mishap.
4091 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
4093 PR rtl-optimization/33928
4094 * loop-invariant.c (struct use): Add addr_use_p.
4095 (struct def): Add n_addr_uses.
4096 (struct invariant): Add cheap_address.
4097 (create_new_invariant): Set cheap_address.
4098 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
4099 (record_uses): Pass df_ref to record_use.
4100 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
4103 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4105 * config/sh/sh.c: Do not include c-pragma.h.
4107 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
4109 * config/spu/spu.c: Remove include of c-common.h.
4111 2009-05-07 Janis Johnson <janis187@us.ibm.com>
4114 * c-common.h (mark_valid_location_for_stdc_pragma,
4115 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
4116 clear_float_const_decimal64, float_const_decimal64_p): New.
4117 * c.opt (Wunsuffixed-float-constants): New.
4118 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
4119 unsuffixed float constant, handle new warning.
4120 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
4121 * c-decl.c (c_scope): New flag float_const_decimal64.
4122 (set_float_const_decimal64, clear_float_const_decimal64,
4123 float_const_decimal64_p): New.
4124 (push_scope): Set new flag.
4125 * c-parser.c (c_parser_translation_unit): Mark when it's valid
4126 to use STDC pragmas.
4127 (c_parser_external_declaration): Ditto.
4128 (c_parser_compound_statement_nostart): Ditto.
4129 * c-pragma.c (valid_location_for_stdc_pragma,
4130 mark_valid_location_for_stdc_pragma,
4131 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
4132 handle_pragma_float_const_decimal64): New.
4133 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
4134 * cp/semantics.c (valid_location_for_stdc_pragma_p,
4135 set_float_const_decimal64, clear_float_const_decimal64,
4136 float_const_decimal64_p): New dummy functions.
4137 * doc/extend.texi (Decimal Float): Remove statement that the
4138 pragma, and suffix for double constants, are not supported.
4139 * doc/invoke.texi (Warning Options): List new option.
4140 (-Wunsuffixed-float-constants): New.
4142 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
4144 * config/i386/i386.c: Do not include c-common.h.
4146 2009-05-07 Mark Heffernan <meheff@google.com>
4148 * doc/invoke.texi (Debugging Options): Document change of debugging
4150 * opts.c (decode_options): Make dump_base_name relative to
4151 aux_base_name directory.
4153 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4155 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
4156 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
4158 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
4160 * Makefile.in (install-plugin): Simplify a bit.
4162 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
4164 * Makefile.in (OBJS-common): Add regcprop.o.
4166 * timevar.def (TV_CPROP_REGISTERS): New.
4167 * regrename.c (regrename_optimize): Return 0.
4168 (rest_of_handle_regrename): Delete.
4169 (pass_rename_registers): Point to regrename_optimize.
4170 (struct value_data_entry, struct value_data,
4171 kill_value_one_regno, kill_value_regno, kill_value,
4172 set_value_regno, init_value_data, kill_clobbered_value,
4173 kill_set_value, kill_autoinc_value, copy_value,
4174 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
4175 replace_oldest_value_reg, replace_oldest_value_addr,
4176 replace_oldest_value_mem, copyprop_hardreg_forward_1,
4177 debug_value_data, validate_value_data): Move...
4178 * regcprop.c: ... here.
4179 (rest_of_handle_cprop): Delete.
4180 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
4182 2009-05-07 Jakub Jelinek <jakub@redhat.com>
4185 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
4186 GEN_INT for 1 << bitnum.
4187 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
4190 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
4192 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
4193 Remove wrong description of "nand" operation.
4195 2009-05-06 Richard Guenther <rguenther@suse.de>
4196 Adam Nemet <anemet@caviumnetworks.com>
4198 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
4199 comment. Add that if LHS is not a gimple register, then RHS1 has
4200 to be a single object (GIMPLE_SINGLE_RHS).
4202 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
4204 * expr.c (get_def_for_expr): Move it up in the file.
4205 (store_field): When expanding a bit-field store, look at the
4206 defining gimple stmt for the masking conversion.
4208 2009-05-06 Janis Johnson <janis187@us.ibm.com>
4211 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
4212 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
4213 32-bit memcpy into long.
4215 2009-05-06 Jakub Jelinek <jakub@redhat.com>
4217 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
4218 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
4220 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
4221 instead of appending DW_OP_deref*.
4223 2009-05-06 Michael Matz <matz@suse.de>
4226 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
4227 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
4229 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
4231 * Makefile.in (install-plugin): Fix srcdir handling.
4233 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
4235 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
4236 when processing for not_regs_needed bitmap.
4237 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
4238 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
4239 handling it for rhs.
4241 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4243 * config/i386/i386.md (unnamed inc/dec peephole): Use
4244 optimize_insn_for_size_p instead of optimize_size.
4245 * config/i386/predicates.md (incdec_operand): Likewise.
4246 (aligned_operand): Likewise.
4247 * config/i386/sse.md (divv8sf3): Likewise.
4248 (sqrtv8sf2): Likewise.
4250 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4252 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
4254 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
4256 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
4258 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
4259 ssemodesuffixf2c with avxmodesuffixf2c.
4261 2009-05-06 Joseph Myers <joseph@codesourcery.com>
4264 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
4266 2009-05-05 Jakub Jelinek <jakub@redhat.com>
4268 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
4269 (struct tree_base): Adjust spacing for 8 bit boundaries.
4270 (struct tree_decl_common): Add decl_by_reference_flag bit.
4271 (DECL_BY_REFERENCE): Adjust.
4272 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
4273 print DECL_BY_REFERENCE bit.
4274 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
4275 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
4276 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
4277 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
4281 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
4282 range of the type, but default label is missing, add it with one
4283 of the existing labels instead of adding a new label for it.
4285 2009-05-05 Joseph Myers <joseph@codesourcery.com>
4289 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
4291 * Makefile.in (enable_plugin, plugin_includedir): New.
4292 (install): Depend on install-plugin.
4293 (PLUGIN_HEADERS): New.
4294 (install-plugin): New.
4295 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
4297 2009-05-05 Richard Guenther <rguenther@suse.de>
4299 PR tree-optimization/40022
4300 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
4302 (phivn_valid_p): Fix tuplification error, simplify.
4303 (phiprop_insert_phi): Add dumps.
4304 (propagate_with_phi): Simplify.
4306 2009-05-05 Richard Guenther <rguenther@suse.de>
4309 * builtins.c (gimplify_va_arg_expr): Properly build the address.
4311 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
4313 * tree.h (strip_float_extensions): Remove duplicate declaration.
4314 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
4315 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
4316 block_ultimate_origin): Rearrange the declarations line to match the
4317 comment that indicates the .c file which the functions are defined.
4318 (dwarf2out_*, set_decl_rtl): Add comment.
4319 (get_base_address): Adjust comment.
4320 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
4321 declarations line and add comment.
4322 (is_builtin_name): Add blank after function name, for clarity.
4324 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4326 * attribs.c (decl_attributes): Use %qE for identifiers in
4328 * cgraphunit.c (verify_cgraph_node): Translate function names to
4329 locale character set in diagnostics.
4330 * coverage.c (get_coverage_counts): Use %qE for identifiers in
4332 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
4333 Document that functions are named in UTF-8.
4334 * expr.c (expand_expr_real_1): Translate function names to locale
4335 character set in diagnostics.
4336 * gimplify.c (omp_notice_variable, omp_is_private,
4337 gimplify_scan_omp_clauses): Use %qE for identifiers in
4339 * langhooks.c (lhd_print_error_function): Translate function names
4340 to locale character set.
4341 * langhooks.h (decl_printable_name): Document that return value is
4342 in internal character set.
4343 * stmt.c: Include pretty-print.h
4344 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
4346 (resolve_operand_name_1): Translate named operand name to locale
4348 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
4350 * toplev.c (announce_function): Translate function names to locale
4352 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
4353 (default_tree_printer): Use pp_identifier or translate identifiers
4354 to locale character set. Mark "<anonymous>" for translation.
4355 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
4356 for identifiers in diagnostics.
4357 * tree.c (handle_dll_attribute): Use %qE for identifiers in
4359 * varasm.c (output_constructor): Use %qE for identifiers in
4362 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
4364 * configure.ac: use ` ` instead of $()
4365 * configure: Regenerate.
4367 2009-05-05 Ben Elliston <bje@au.ibm.com>
4369 * config/pa/linux-atomic.c: Eliminate conditional include of
4370 errno.h on non-LP64 systems to simplify build requirements.
4372 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4374 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
4376 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
4377 and pass value to identifier_to_locale.
4378 (warn_variable_length_array): Make name a tree.
4379 (grokdeclarator): Separate diagnostic texts for named and unnamed
4380 declarators. Use %qE for named declarators.
4381 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
4383 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
4384 identifiers in diagnostics.
4385 * c-typeck.c (push_member_name, start_init): Pass identifiers to
4386 identifier_to_locale. Mark "anonymous" strings for translation.
4388 2009-05-04 Michael Eager <eager@eagercon.com>
4390 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
4391 address for DImode/DFmode only if double-precision FP regs.
4393 2009-05-04 Michael Eager <eager@eagercon.com>
4395 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
4396 TARGET_SINGLE_FLOAT check.
4398 2009-05-04 Michael Eager <eager@eagercon.com>
4400 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
4402 2009-05-04 Michael Eager <eager@eagercon.com>
4404 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
4405 * config/rs6000/t-xilinx: New
4407 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
4409 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4410 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
4411 * gcc/explow.c (memory_address): Use target hook.
4412 * gcc/targhooks.c (default_legitimize_address): New.
4413 * gcc/targhooks.h (default_legitimize_address): New.
4414 * gcc/target.h (legitimize_address): New.
4415 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
4416 (TARGET_INITIALIZER): Include it.
4417 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
4419 * config/bfin/bfin-protos.h (legitimize_address): Remove.
4420 * config/bfin/bfin.c (legitimize_address): Remove.
4421 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
4422 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
4424 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
4425 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
4427 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
4428 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
4429 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
4430 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
4431 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
4432 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
4433 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
4434 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
4435 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
4436 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
4437 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
4438 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
4439 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
4440 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
4441 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
4442 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
4443 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
4444 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
4445 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
4446 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
4447 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
4448 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
4449 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
4451 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
4452 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
4453 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
4454 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
4455 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
4456 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
4457 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
4458 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
4459 (thumb_legitimize_address): Delete.
4460 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
4461 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
4462 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
4463 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
4464 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
4465 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
4467 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
4470 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
4471 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
4472 * config/m32r/m32r.c (m32r_legitimize_address): New.
4473 * config/m68k/m68k.c (m68k_legitimize_address): New.
4474 * config/score/score.c (score_legitimize_address): Standardize.
4475 * config/score/score3.c (score3_legitimize_address): Standardize.
4476 * config/score/score3.h (score3_legitimize_address): Adjust.
4477 * config/score/score7.c (score7_legitimize_address): Standardize.
4478 * config/score/score7.h (score7_legitimize_address): Adjust.
4479 * config/sh/sh.c (sh_legitimize_address): New.
4480 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
4482 * gcc/config/s390/s390.c (legitimize_address): Rename to...
4483 (s390_legitimize_address): ... this.
4484 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
4485 (sparc_legitimize_address): ... this.
4486 * gcc/config/i386/i386.c (legitimize_address): Rename to...
4487 (ix86_legitimize_address): ... this.
4488 * gcc/config/avr/avr.c (legitimize_address): Rename to...
4489 (avr_legitimize_address): ... this.
4490 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
4491 (mn10300_legitimize_address): ... this.
4492 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
4493 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
4494 (alpha_expand_mov): Adjust call.
4496 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
4497 * config/spu/spu.c (spu_legitimize_address): Likewise.
4498 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
4499 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
4501 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4503 * intl.c (locale_encoding, locale_utf8): New.
4504 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
4505 * intl.h (locale_encoding, locale_utf8): Declare.
4506 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
4507 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
4509 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
4511 (pp_tree_identifier): Define to call pp_base_tree_identifier.
4512 (pp_base_tree_identifier): Declare as function.
4513 (identifier_to_locale): Declare.
4514 * Makefile.in (pretty-print.o): Update dependencies.
4515 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
4517 2009-05-04 Richard Guenther <rguenther@suse.de>
4520 * builtins.c (fold_builtin_memory_op): Do not decay to element
4521 type if the size matches the whole array.
4523 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4525 * expmed.c (synth_mult): When trying out a shift, pass the result
4528 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4530 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
4531 (shiftsub1_cost): New.
4532 (init_expmed): Compute shiftsub1_cost.
4533 (synth_mult): Optimize multiplications by constants of the form
4534 -(2^^m-1) for some constant positive integer m.
4536 2009-05-03 Richard Guenther <rguenther@suse.de>
4539 * c-typeck.c (array_to_pointer_conversion): Do not built
4540 ADDR_EXPRs of arrays of pointer-to-element type.
4541 * c-gimplify.c (c_gimplify_expr): Revert change fixing
4542 up wrong ADDR_EXPRs after-the-fact.
4543 * c-common.c (strict_aliasing_warning): Strip pointer
4544 conversions for obtaining the original type.
4545 * builtins.c (fold_builtin_memset): Handle array types.
4546 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
4549 2009-05-03 Richard Guenther <rguenther@suse.de>
4552 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4553 Do not lose casts from array types with unknown extent to array
4554 types with known extent.
4555 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4556 alias set compatibility.
4558 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4560 * flags.h (extra_warnings): Delete.
4561 * toplev.c (process_options): Handle Wuninitialized here.
4562 * opts.c (extra_warnings): Delete.
4563 (set_Wextra): Delete.
4564 (common_handle_option): -Wextra can be handled automatically.
4565 * c-opts.c (c_common_handle_option): Delete obsolete code.
4566 (c_common_post_options): Simplify comment.
4567 * common.opt (W): Add Var.
4569 (Wuninitialized): Initialize to -1.
4571 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4572 Richard Guenther <rguenther@suse.de>
4574 * expr.c (get_def_for_expr): New function.
4575 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4576 SSA rather than trees.
4577 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4578 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4580 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4582 * c-common.c (reswords): Add _Imaginary.
4583 * c-common.c (enum rid): Add RID_IMAGINARY.
4585 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4587 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4588 Patch by Richard Guenther.
4590 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4592 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4593 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4594 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4595 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4596 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4597 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4598 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4599 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4600 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4601 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4602 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4603 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4604 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4605 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4606 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4607 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4608 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4609 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4611 2009-05-02 Richard Guenther <rguenther@suse.de>
4613 PR tree-optimization/39940
4614 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4617 2009-05-02 Richard Guenther <rguenther@suse.de>
4620 * tree-ssa.c (execute_update_addresses_taken): Properly check
4621 if we can mark a variable DECL_GIMPLE_REG_P.
4622 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4623 back to the end of the function.
4624 (is_gimple_reg_type): Remove complex type special casing.
4625 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4628 2009-05-02 Ben Elliston <bje@au.ibm.com>
4630 * doc/collect2.texi (Collect2): Document search path behaviour
4631 when configured with --with-ld.
4633 2009-05-02 Jan Hubicka <jh@suse.cz>
4635 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4636 parameter; update callers.
4637 (coalesce_cost_edge): EH edges are costier because they needs
4638 splitting even if not critical and even more costier when there are
4639 multiple EH predecestors.
4641 2009-05-02 Jan Hubicka <jh@suse.cz>
4643 * except.c (remove_eh_handler_and_replace): Handle updating after
4644 removing TRY blocks.
4646 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4648 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4650 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4652 * varasm.c: Do not include c-pragma.h.
4653 * attribs.c: Do not incude c-common.h.
4655 2009-05-01 Michael Matz <matz@suse.de>
4657 * calls.c (initialize_argument_information): Handle SSA names like
4658 decls with a non MEM_P DECL_RTL.
4660 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4662 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4663 * ipa-utils.c: Likewise.
4664 * ipa-type-escape.c: Likewise.
4665 * cgraphunit.c Do not include c-common.h.
4666 * ipa-pure-const.c: Likewise.
4667 * tree-if-conv.c: Likewise.
4668 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4669 * ipa-struct-reorg.c: Likewise.
4670 * tree-nomudflap.c: Likewise.
4671 * tree-ssa-structalias.c: Likewise.
4673 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4675 * store-motion.c: Many cleanups to make this pass a first-class
4676 citizen instead of an appendix to gcse load motion. Add TODO list
4677 to make this pass faster/cleaner/better.
4679 (struct ls_expr): Post gcse.c-split cleanups.
4680 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4681 "stores" field to "avail_stores".
4682 (pre_ldst_mems): Rename to store_motion_mems.
4683 (pre_ldst_table): Rename to store_motion_mems_table.
4684 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4685 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4686 (ldst_entry): Rename to st_expr_entry, update users.
4687 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4688 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4689 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4691 (first_ls_expr): Rename to first_st_expr, update users.
4692 (next_ls_expr): Rename to next_st_expr, update users.
4693 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4694 fields properly for store motion instead of names inherited from load
4696 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4697 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4700 (ae_kill): Rename to st_kill, update users.
4701 (ae_gen): Rename to st_avloc, update users.
4702 (transp): Rename to st_transp, update users.
4703 (pre_insert_map): Rename to st_insert_map, update users.
4704 (pre_delete_map): Rename to st_delete_map, update users.
4705 (insert_store, build_store_vectors, free_store_memory,
4706 one_store_motion_pass): Update for abovementioned changes.
4708 (gcse_subst_count, gcse_create_count): Remove.
4709 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4710 and "n_stores_created", local variables.
4712 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4715 (regvec, compute_store_table_current_insn): Remove.
4716 (reg_set_info, reg_clear_last_set): Remove.
4717 (compute_store_table): Use DF caches instead of local dataflow
4720 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4722 * c-objc-common.c (c_tree_printer): Print identifiers with
4723 pp_identifier, not pp_string. Mark "({anonymous})" for
4725 * c-pretty-print.c (pp_c_ws_string): New.
4726 (pp_c_cv_qualifier, pp_c_type_specifier,
4727 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4728 pp_c_storage_class_specifier, pp_c_function_specifier,
4729 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4730 pp_c_primary_expression, pp_c_postfix_expression,
4731 pp_c_unary_expression, pp_c_shift_expression,
4732 pp_c_relational_expression, pp_c_equality_expression,
4733 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4734 use pp_string and pp_c_ws_string in place of pp_identifier and
4735 pp_c_identifier for non-identifiers. Mark English strings for
4737 * c-pretty-print.h (pp_c_ws_string): Declare.
4739 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4740 Roland McGrath <roland@redhat.com>
4742 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4743 (ENABLE_LD_BUILDID): New configuration option.
4744 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4745 (LINK_BUILDID_SPEC): New macro.
4746 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4748 * doc/install.texi: Document --enable-linker-build-id option.
4749 * configure: Rebuild.
4750 * config.in: Rebuild.
4752 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4754 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4755 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4756 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4757 MIPS_GP_SAVE_AREA_SIZE.
4758 * config/mips/mips.c (struct mips_frame_info): Update comment
4759 before arg_pointer_offset and hard_frame_pointer_offset.
4760 (mips_compute_frame_info): Update diagram before function: to
4761 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4762 indicate the position of frame_pointer_rtx with -fstack-protector and
4763 to show args_size. Don't allocate cprestore area for leaf functions
4764 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4766 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4768 2009-04-30 Michael Matz <matz@suse.de>
4770 PR tree-optimization/39955
4771 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4773 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4775 * ira.c (setup_cover_and_important_classes): Use safe macro
4776 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4778 * genpreds.c (write_tm_preds_h): Output suitable definition of
4779 REG_CLASS_FOR_CONSTRAINT.
4781 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4783 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4785 * bitmap.c (bitmap_descriptor): Likewise.
4786 * ggc-common.c (loc_descriptor): Likewise.
4787 * varray.c (varray_descriptor): Likewise.
4788 * vec.c (vec_descriptor): Likewise.
4790 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4792 * Makefile.in (dce.o): Add $(EXCEPT_H).
4793 * dce.c: Include except.h and delete redundant vector definitions.
4794 (deletable_insn_p): Return false for non-call insns that can throw
4797 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4799 * gcse.c (ae_gen): Remove.
4800 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4801 and make non-static function to make it available in store-motion.c.
4802 Update call sites with search-and-replace.
4803 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4804 extract_mentioned_regs, extract_mentioned_regs_helper,
4805 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4806 store_killed_in_insn, store_killed_after, store_killed_before,
4807 build_store_vectors, insert_insn_start_basic_block, insert-store,
4808 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4809 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4810 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4811 * store-motion.c: ...new file. Also copy data structures from gcse.c
4812 and clean up to remove parts not used by store motion.
4813 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4814 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4816 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4819 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4820 when optimizing for size.
4822 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4824 * gcse.c (gcse_constant_p): Fix typo in last change.
4826 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4828 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4830 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4832 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4834 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4836 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4837 CONST_HIGH_PART result.
4839 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4841 * config/avr/avr.c (initial_elimination_offset): Rename to
4842 avr_initial_elimination_offset.
4843 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4844 change return type to bool.
4845 (avr_can_eliminate): New function.
4846 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4847 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4848 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4849 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4850 avr_initial_elimination_offset.
4851 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4852 (avr_initial_elimination_offset): Define.
4854 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4855 Steven Bosscher <steven@gcc.gnu.org>
4857 PR rtl-optimization/39938
4858 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4859 * cfgrtl.c: Include insn-attr.h.
4860 (rest_of_pass_free_cfg): New function.
4861 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4862 * resource.c (init_resource_info): Remove call to df_analyze.
4864 2009-04-29 Richard Guenther <rguenther@suse.de>
4867 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4868 allow conversion to signed integers.
4870 2009-04-29 Richard Guenther <rguenther@suse.de>
4872 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4873 shifts of floating point vectors if the shift amount is
4874 a constant multiple of the element size.
4876 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4877 Michael Matz <matz@suse.de>
4881 * tree-outof-ssa.c (emit_partition_copy): New function.
4882 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4883 insert_part_to_rtx_on_edge): Perform the partition base var
4884 copy using emit_partition_copy.
4885 (insert_value_copy_on_edge): Convert constants to the right mode.
4886 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4887 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4889 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4891 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4892 scan backwards to try to find a constant to initialize it.
4894 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4895 insn before the loop_end instruction, don't look past labels.
4897 2009-04-29 Richard Guenther <rguenther@suse.de>
4900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4901 loose type conversions.
4902 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4903 stmts only if there are no uses of its definition.
4905 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4907 * config/bfin/bfin.h (splitting_loops): Declare.
4908 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4909 Reorder bit definitions to be ascending.
4910 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4911 * config/bfin/bfin.c (splitting_loops): New variable.
4912 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4913 (struct loop_info): Remove members INIT and LOOP_INIT.
4914 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4915 the LSETUP sequence. Allow LC to be loaded from any register, but
4916 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4917 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4919 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4920 of reload_completed.
4923 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4925 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4927 * Makefile.in (PLUGIN_VERSION_H): New.
4928 (OBJS-common): Remove plugin-version.o.
4929 (plugin.o): Depend on (PLUGIN_VERSION_H).
4930 (plugin-version.o): Remove.
4931 * configure: Regenerate
4932 * configure.ac: Create plugin-version.h.
4933 * gcc-plugin.h (plugin_gcc_version): Remove.
4934 (plugin_default_version_check): Change signature.
4935 * plugin-version.c: Remove.
4936 * plugin.c: Include plugin-version.h.
4937 (str_plugin_gcc_version_name): Remove.
4938 (try_init_one_plugin): Pass gcc version to plugin_init.
4939 (plugin_default_version_check): Both gcc and plugin versions are now
4942 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4944 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4945 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4946 Remove special case testing for last insn of inner loops. Don't fail
4947 if the loop ends with a jump, emit an extra nop instead.
4949 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4950 DREGS rather than comparing directly. Remove code that tries to
4951 account for latencies.
4953 2009-04-29 Richard Guenther <rguenther@suse.de>
4955 PR tree-optimization/39941
4956 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4957 eliminating an indirect call.
4959 2009-04-29 Richard Guenther <rguenther@suse.de>
4961 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4962 parameter. Allow invariants as base if !require_lvalue.
4963 (verify_gimple_assign_single): Adjust.
4965 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4967 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4968 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4969 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4970 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4971 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4973 * config/bfin/bfin.c (bfin_expand_builtin,
4974 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4976 2009-04-28 Richard Guenther <rguenther@suse.de>
4978 * tree-vect-loop.c (get_initial_def_for_induction): Use
4979 correct types for pointer increment.
4981 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4983 * toplev.c (print_version): Update GMP version string calculation.
4985 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4987 PR rtl-optimization/39938
4988 * resource.c (init_resource_info): Add call to df_analyze.
4990 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4992 * config/alpha/alpha.md (usegp): Cast the result of
4993 alpha_find_lo_sum_using_gp to enum attr_usegp.
4994 * config/alpha/alpha.c (override_options): Remove end-of-structure
4995 marker element from cpu_table. Use array size of cpu_table to handle
4996 -mcpu and -mtune options.
4997 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
4999 2009-04-28 Joseph Myers <joseph@codesourcery.com>
5001 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
5002 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
5003 tune_32 and tune_64.
5004 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5006 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
5007 * config/rs6000/option-defaults.h: ... here. New file.
5008 (OPT_64, OPT_32): Define.
5009 (MASK_64BIT): Define to 0 if not already defined.
5010 (OPT_ARCH64, OPT_ARCH32): Define.
5011 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
5014 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5016 * config/arm/arm.c (arm_override_options): Emit error on using
5019 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5021 PR rtl-optimization/39914
5022 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5023 registers for allocnos created from user-defined variables only
5024 when not optimizing.
5026 2009-04-28 Richard Guenther <rguenther@suse.de>
5029 * fold-const.c (fold_binary): Use distribute_real_division only
5032 2009-04-28 Steve Ellcey <sje@cup.hp.com>
5034 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
5035 add hpux-stdint.h to tm_file.
5036 (hppa[12]*-*-hpux11*): Ditto.
5037 (ia64*-*-hpux*): Ditto.
5038 * config/hpux-stdint.h: New.
5039 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
5040 __STDC_EXT__ for all compiles.
5041 * config/pa/pa-hpux.h: Ditto.
5042 * config/pa/pa-hpux10.h: Ditto.
5043 * config/pa/pa-hpux11.h: Ditto.
5045 2009-04-28 Catherine Moore <clm@codesourcery.com>
5047 * debug.h (set_name): Add comment.
5049 2009-04-28 Andrew Pinski <pinskia@gmail.com>
5052 * config/darwin.c (machopic_gen_offset): Check
5053 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
5054 * config/arm/arm.c (require_pic_register): Likewise.
5056 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
5058 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
5059 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
5060 m32c_promote_prototypes): Delete.
5062 2009-04-28 Michael Matz <matz@suse.de>
5065 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
5068 2009-04-28 Richard Guenther <rguenther@suse.de>
5070 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
5072 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5074 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
5075 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
5076 * config/arm/arm-tune.md: Regenerate.
5078 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
5080 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
5081 block if there are complex incoming edges.
5082 (sel_merge_blocks): Remove useless assert.
5083 (sel_redirect_edge_and_branch): Check that edge was redirected.
5084 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
5085 (sel_find_rgns): Delete declaration.
5086 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
5087 the region when it is not a preheader.
5089 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5092 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
5094 2009-04-28 Richard Guenther <rguenther@suse.de>
5096 * tree.h (SSA_NAME_VALUE): Remove.
5097 (struct tree_ssa_name): Remove value_handle member.
5098 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
5099 array for jump threading.
5100 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
5102 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
5103 * tree-flow.h (threadedge_initialize_values): Declare.
5104 (threadedge_finalize_values): Likewise.
5105 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
5106 (SSA_NAME_VALUE): Define.
5107 (threadedge_initialize_values): New function.
5108 (threadedge_finalize_values): Likewise.
5109 * tree-ssa-dom.c (ssa_name_values): New global variable.
5110 (SSA_NAME_VALUE): Define.
5111 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
5113 2009-04-28 Ira Rosen <irar@il.ibm.com>
5115 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
5116 Use REPORT_VECTORIZED_LOCATIONS instead
5117 REPORT_VECTORIZED_LOOPS.
5118 * tree-vectorizer.c (vect_verbosity_level): Make static.
5119 (vect_loop_location): Rename to vect_location.
5120 (vect_set_verbosity_level): Update comment.
5121 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
5123 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
5124 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
5125 instead REPORT_UNVECTORIZED_LOOPS.
5126 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
5127 and vect_loop_def to vect_external_def and vect_internal_def.
5128 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
5129 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
5130 REPORT_UNVECTORIZED_LOCATIONS.
5131 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
5132 and vect_used_in_loop and to vect_unused_in_scope and
5134 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
5135 (vect_verbosity_level): Remove declaration.
5136 (vect_analyze_operations): Likewise.
5137 (vect_analyze_stmt): Declare.
5138 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
5139 REPORT_UNVECTORIZED_LOCATIONS.
5140 (vect_get_loop_niters): Fix indentation.
5141 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
5142 (vect_analyze_loop_operations): New function.
5143 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
5144 vect_analyze_operations.
5145 (vect_is_simple_reduction): Use new names.
5146 (vectorizable_live_operation, vect_transform_loop): Likewise.
5147 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
5148 to specify whether the data references can be a part of interleaving
5150 (vect_analyze_data_ref_dependence): Use new names.
5151 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
5152 (vect_create_addr_base_for_vector_ref): Remove redundant code.
5153 * tree-vect-patterns.c (widened_name_p): Use new names.
5154 (vect_recog_dot_prod_pattern): Likewise.
5155 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
5156 (process_use, vect_mark_stmts_to_be_vectorized,
5157 vect_model_simple_cost, vect_model_store_cost,
5158 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
5159 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5160 vectorizable_operation, vectorizable_type_demotion,
5161 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
5162 vectorizable_condition): Likewise.
5163 (vect_analyze_operations): Split into vect_analyze_loop_operations
5165 (vect_analyze_stmt): ... new function.
5166 (new_stmt_vec_info): Use new names.
5167 (vect_is_simple_use): Use new names and fix comment.
5168 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
5169 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
5171 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
5175 and integer modes for x87 operands. Do not ICE for unsupported size,
5176 generate error instead. Generate error for unsupported operand types.
5177 ['z']: Do not handle HImode memory operands specially. Warning
5178 for floating-point operands. Fallthru to 'Z' for unsupported operand
5179 types. Do not ICE for unsupported size, generate error instead.
5180 (output_387_binary_op): Use %Z to output operands.
5181 (output_fp_compare): Ditto.
5182 (output_387_reg_move): Ditto.
5184 2009-04-28 Ben Elliston <bje@au.ibm.com>
5189 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5191 * builtins.c (c_strlen): Do not warn here.
5192 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5193 * c-common.c (pointer_int_sum): Take an explicit location.
5194 Warn about offsets out of bounds.
5195 * c-common.h (pointer_int_sum): Adjust declaration.
5197 2009-04-27 Ian Lance Taylor <iant@google.com>
5199 * collect2.c (is_ctor_dtor): Change type of ret field in struct
5201 * dce.c (run_fast_df_dce): Change type of old_flags to int.
5202 * df-core.c (df_set_flags): Change return type to int. Change
5203 type of old_flags to int.
5204 (df_clear_flags): Likewise.
5205 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
5206 (df_get_conditional_uses): Likewise.
5207 * df.h (df_set_flags, df_clear_flags): Update declarations.
5208 * dwarf2out.c (struct indirect_string_node): Change type of form
5209 field to enum dwarf_form.
5210 (AT_string_form): Change return type to enum dwarf_form.
5211 * fixed-value.c (fixed_compare): Add cast to enum type.
5212 * fwprop.c (update_df): Change 0 to VOIDmode.
5213 * gensupport.c: Change 0 to UNKNOWN.
5214 * gimple.h (gimple_cond_code): Add cast to enum type.
5215 * haifa-sched.c (reemit_notes): Add cast to enum type.
5216 * hooks.c (hook_int_void_no_regs): Remove function.
5217 * hooks.h (hook_int_void_no_regs): Remove declaration.
5218 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
5219 * predict.c (combine_predictions_for_insn): Add casts to enum type.
5220 * real.c (real_arithmetic): Add cast to enum type.
5221 (real_compare): Likewise.
5222 * target.h (struct gcc_target): Change return type of
5223 branch_target_register_class to enum reg_class.
5224 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
5225 default_branch_target_register_class.
5226 * targhooks.c (default_branch_target_register_class): New function.
5227 * targhooks.h (default_branch_target_register_class): Declare.
5228 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
5229 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
5231 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
5233 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
5234 vect_uninitialized_def. Change 0 to ERROR_MARK.
5235 * tree-vect-stmts.c (supportable_widening_operation): Don't
5236 initialize icode1 and icode2.
5237 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
5238 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
5240 (cmn_err_flag_specs): Change 0 to STD_C89.
5241 (cmn_err_char_table): Likewise.
5242 * config/arm/arm.c (get_arm_condition_code): Change type of code
5243 to enum arm_cond_code.
5244 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
5245 (IWMMXT_BUILTIN2): Likewise.
5246 (neon_builtin_type_bits): Don't define typedef.
5247 (neon_builtin_datum): Change type of bits field to int.
5248 (arm_expand_neon_args): Add cast to enum type.
5249 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
5251 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
5253 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
5255 * config/mips/mips.md (jal_macro): Return enum constant.
5256 (single_insn): Likewise.
5257 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
5259 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5261 * config/s390/s390.c (s390_tune_flags): Change type to int.
5262 (s390_arch_flags): Likewise.
5263 (s390_handle_arch_option): Change flags field of struct pta to int.
5264 * config/s390/s390.h (s390_tune_flags): Update declaration.
5265 (s390_arch_flags): Likewise.
5266 * config/sh/sh.c (prepare_move_operands): Compare
5267 tls_symbolic_operand result with enum constant.
5268 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
5269 (sh_expand_prologue): Add cast to enum type.
5270 (sh_expand_epilogue): Likewise.
5271 (tls_symbolic_operand): Change return type to enum tls_model.
5272 (fpscr_set_from_mem): Add cast to enum type.
5273 (legitimize_pic_address): Compare tls_symbolic_operand result with
5275 (sh_target_reg_class): Change return type to enum reg_class.
5276 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
5278 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
5279 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
5280 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
5281 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
5282 (delayed_branch, tls_call_delay): Likewise.
5283 (eligible_for_sibcall_delay): Likewise.
5284 (eligible_for_return_delay): Likewise.
5285 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
5286 (spu_expand_builtin_1): Likewise.
5288 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
5289 for all types of conversions.
5290 (output_init_element): Issue -Wc++-compat warning if needed when
5291 initializing a bitfield with enum type.
5292 * c-parser.c (c_parser_expression): Set original_type to
5293 original_type of right hand operand of comman operator.
5295 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5297 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
5299 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
5300 * doc/cpp.texi (Standard Predefined Macros)
5301 (Implementation-defined behavior): Likewise.
5302 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
5303 * doc/gimple.texi (GIMPLE Exception Handling)
5304 (@code{GIMPLE_ASSIGN}): Likewise.
5305 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
5306 * doc/invoke.texi (Warning Options, Optimize Options)
5307 (AVR Options, Darwin Options): Likewise.
5308 (Optimize Options): Reformulate -fwhole-program description.
5309 * doc/loop.texi (Lambda): Likewise.
5310 * doc/md.texi (Output Template, Define Constraints)
5311 (Standard Names, Insn Splitting): Likewise.
5312 * doc/options.texi (Option properties): Likewise.
5313 * doc/passes.texi (Tree-SSA passes): Likewise.
5314 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
5315 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
5316 (File Names and DBX): Likewise.
5317 * doc/trouble.texi (Incompatibilities): Likewise.
5319 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5321 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
5322 instruction is correct.
5324 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5326 Allow non-constant arguments to conversion intrinsics.
5327 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
5328 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
5329 * spu.c (print_operand): Handle 'v' and 'w'.
5330 (exp2_immediate_p, spu_gen_exp2): Define.
5331 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
5332 spu_convtf_1): Update parameter descriptions.
5333 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
5334 * constraints.md ('v', 'w'): New.
5335 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
5337 (i2f, I2F): New define_mode_attr.
5338 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
5339 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
5340 fixuns_truncv4sfv4si2): Update to use mode attribute.
5341 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
5342 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
5343 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
5344 patterns for combine.
5346 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
5348 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
5349 (cprop, hoist, pre, store_motion): New debug counters.
5350 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
5351 is not an RTL pass anymore.
5352 (pass_profiling): Remove extern decl for pass removed in 2005.
5353 (pass_gcse, pass_jump_bypass): Remove.
5354 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
5355 to 0 for clean state.
5356 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
5357 * cse.c (gate_handle_cse_after_global_opts,
5358 rest_of_handle_cse_after_global_opts): New functions.
5359 (pass_cse_after_global_opts): New pass, does local CSE.
5360 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
5361 (TV_CPROP): New timevar.
5362 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
5363 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
5364 (gcse_main, recompute_all_luids): Remove.
5365 (compute_hash_table_work): Call max_reg_num instead of reading
5367 (cprop_jump): Don't set run_jump_opt_after_gcse.
5368 (constprop_register): Always allow to alter jumps.
5369 (cprop_insn): Likewise.
5370 (do_local_cprop): Likewise.
5371 (local_cprop_pass): Likewise. Return non-zero if something changed.
5372 (cprop): Remove function, fold interesting bits into one_cprop_pass.
5373 (find_implicit_sets): Add note about missed optimization opportunity.
5374 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
5375 pass_rtl_cprop execute function.
5376 Don't bother tracking the pass number, each pass gets its own dumpfile
5378 Always allow to alter jumpsand bypass jumps.
5379 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
5380 will just find no suitable set.
5381 (pre_edge_insert): Fix dumping, this function is for PRE only.
5382 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
5383 pass_rtl_pre execute function.
5384 (hoist_code): Return non-zero if something changed. Keep track of
5385 substitutions and insertions for statistics gathering similar to PRE.
5386 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
5387 called from the pass_rtl_hoist execute function. Show pass statistics.
5388 (compute_store_table): Use max_reg_num directly instead of using the
5389 formerly global max_gcse_regno.
5390 (build_store_vectors): Likewise.
5391 (replace_store_insn): Fix dumping.
5392 (store_motion): Rename to ...
5393 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
5394 pass, called from the pass_rtl_store_motion execute function. Keep
5395 track of substitutions and insertions for statistics gathering similar
5397 (bypass_jumps): Remove, fold interesting bits into ...
5398 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
5399 from the pass_rtl_cprop execute function.
5400 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5401 pass_jump_bypass): Remove.
5402 (gate_handle_gcse, rest_of_handle_gcse): Remove.
5403 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
5404 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
5405 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
5406 (gate_rtl_store_motion, execute_rtl_store_motion,
5407 pass_rtl_store_motion): New.
5408 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
5409 make it clear that -fcse-skip-blocks is a no-op for backward compat.
5410 * passes.c (init_optimization_passes): Remove pass_gcse and
5411 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
5412 and cse_after_global_opts in place of pass_gcse. Schedule cprop
5413 instead of pass_jump_bypass.
5415 2009-04-27 Richard Guenther <rguenther@suse.de>
5418 * gimplify.c (gimplify_expr): If we are required to create
5419 a temporary make sure it ends up as register.
5421 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
5424 * config/i386/i386.c (construct_container): Don't call
5425 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
5426 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
5428 2009-04-27 Michael Matz <matz@suse.de>
5430 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
5431 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5432 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
5433 (dump_replaceable_exprs): Take a bitmap.
5434 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
5436 (expand_gimple_basic_block): Likewise.
5437 * tree-ssa-ter.c (struct temp_expr_table_d): Make
5438 replaceable_expressions member a bitmap.
5439 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
5440 (mark_replaceable): Likewise.
5441 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
5442 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
5444 2009-04-27 Richard Guenther <rguenther@suse.de>
5446 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
5447 (verify_stmts): Dispatch to gimple/type verification code.
5448 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
5449 issue with call argument types.
5451 2009-04-27 Michael Matz <matz@suse.de>
5453 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
5454 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
5457 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
5458 Eric Botcazou <ebotcazou@adacore.com>
5460 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
5461 a label's basic block.
5462 (mark_target_live_regs): Tidy and rework obsolete comments.
5463 Change back DF problem to LIVE. If a label starts a basic block,
5464 assume that all registers that used to be live then still are.
5465 (init_resource_info): If a label starts a basic block, set its
5466 BLOCK_FOR_INSN accordingly.
5467 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
5469 2009-04-27 Richard Guenther <rguenther@suse.de>
5471 * tree-flow-inline.h (function_ann): Remove.
5472 (get_function_ann): Likewise.
5473 * tree-dfa.c (create_function_ann): Remove.
5474 * tree-flow.h (struct static_var_ann_d): Remove.
5475 (struct function_ann_d): Likewise.
5476 (union tree_ann_d): Remove fdecl member.
5477 (function_ann_t): Remove.
5478 (function_ann, get_function_ann, create_function_ann): Remove
5481 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
5483 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
5485 2009-04-27 Jan Hubicka <jh@suse.cz>
5487 * ipa-pure-const.c (struct funct_state_d): New fields
5488 state_previously_known, looping_previously_known; remove
5489 state_set_in_source.
5490 (analyze_function): Use new fields.
5491 (propagate): Avoid assumption that state_set_in_source imply
5494 * tree-ssa-loop-niter.c (finite_loop_p): New function.
5495 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
5496 * cfgloop.h (finite_loop_p): Declare.
5498 2009-04-26 Michael Matz <matz@suse.de>
5500 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
5502 2009-04-26 Michael Matz <matz@suse.de>
5504 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
5505 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
5506 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
5507 pass_mark_used_blocks): Remove.
5508 * tree-optimize.c (pass_free_datastructures,
5509 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
5510 * passes.c (init_optimization_passes): Don't call
5511 pass_mark_used_blocks, remove dead code.
5513 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
5515 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
5516 * tree-ssa-live.h (register_ssa_partition): Likewise.
5518 2009-04-26 Michael Matz <matz@suse.de>
5521 * builtins.c (fold_builtin_next_arg): Handle SSA names.
5522 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
5523 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
5525 (compare_pairs): Swap cost comparison.
5526 (coalesce_ssa_name): Don't use change_partition_var.
5527 * tree-nrv.c (struct nrv_data): Add modified member.
5528 (finalize_nrv_r): Set it.
5529 (tree_nrv): Use it to update statements.
5530 (pass_nrv): Require PROP_ssa.
5531 * tree-mudflap.c (mf_decl_cache_locals,
5532 mf_build_check_statement_for): Use make_rename_temp.
5533 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
5534 * alias.c (find_base_decl): Handle SSA names.
5535 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
5536 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
5537 * rtl.h (set_reg_attrs_for_parm): Declare.
5538 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
5539 to "optimized", remove unused locals at finish.
5540 (execute_free_datastructures): Make global, call
5541 delete_tree_cfg_annotations.
5542 (execute_free_cfg_annotations): Don't call
5543 delete_tree_cfg_annotations.
5545 * ssaexpand.h: New file.
5546 * expr.c (toplevel): Include ssaexpand.h.
5547 (expand_assignment): Handle SSA names the same as register variables.
5548 (expand_expr_real_1): Expand SSA names.
5549 * cfgexpand.c (toplevel): Include ssaexpand.h.
5550 (SA): New global variable.
5551 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5552 (SSAVAR): New macro.
5553 (set_rtl): New helper function.
5554 (add_stack_var): Deal with SSA names, use set_rtl.
5555 (expand_one_stack_var_at): Likewise.
5556 (expand_one_stack_var): Deal with SSA names.
5557 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5558 before unique numbers.
5559 (expand_stack_vars): Use set_rtl.
5560 (expand_one_var): Accept SSA names, add asserts for them, feed them
5561 to above subroutines.
5562 (expand_used_vars): Expand all partitions (without default defs),
5563 then only the local decls (ignoring those expanded already).
5564 (expand_gimple_cond): Remove edges when jumpif() expands an
5566 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5567 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5569 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5570 members of SA; deal with PARM_DECL partitions here; expand
5571 all PHI nodes, free tree datastructures and SA. Commit instructions
5572 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5573 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5574 info and statements at start, collect garbage at finish.
5575 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5576 (VAR_ANN_PARTITION) Remove.
5577 (change_partition_var): Don't declare.
5578 (partition_to_var): Always return SSA names.
5579 (var_to_partition): Only accept SSA names.
5580 (register_ssa_partition): Only check argument.
5581 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5583 (delete_var_map): Don't free it.
5584 (var_union): Only accept SSA names, simplify.
5585 (partition_view_init): Mark only useful SSA names as used.
5586 (partition_view_fini): Only deal with SSA names.
5587 (change_partition_var): Remove.
5588 (dump_var_map): Use ssa_name instead of partition_to_var member.
5589 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5591 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5592 (struct _elim_graph): New member const_dests; nodes member vector of
5594 (set_location_for_edge): New static helper.
5595 (create_temp): Remove.
5596 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5597 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5598 (new_elim_graph): Allocate const_dests member.
5599 (clean_elim_graph): Truncate const_dests member.
5600 (delete_elim_graph): Free const_dests member.
5601 (elim_graph_size): Adapt to new type of nodes member.
5602 (elim_graph_add_node): Likewise.
5603 (eliminate_name): Likewise.
5604 (eliminate_build): Don't take basic block argument, deal only with
5605 partition numbers, not variables.
5606 (get_temp_reg): New static helper.
5607 (elim_create): Use it, deal with RTL temporaries instead of trees.
5608 (eliminate_phi): Adjust all calls to new signature.
5609 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5610 (rewrite_trees): Only do checking.
5611 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5612 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5613 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5614 contains_tree_r, MAX_STMTS_IN_LATCH,
5615 process_single_block_loop_latch, analyze_edges_for_bb,
5616 perform_edge_inserts): Remove.
5617 (expand_phi_nodes): New global function.
5618 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5619 functions, initialize new parameter, remember partitions having a
5621 (finish_out_of_ssa): New global function.
5622 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5623 don't reset in_ssa_p here, don't disable TER when mudflap.
5624 (pass_del_ssa): Remove.
5625 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5627 (execute_free_datastructures): Declare.
5628 * Makefile.in (SSAEXPAND_H): New variable.
5629 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5630 * basic-block.h (commit_one_edge_insertion): Declare.
5631 * passes.c (init_optimization_passes): Move pass_nrv and
5632 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5633 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5634 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5635 (redirect_branch_edge): Deal with super block when expanding, split
5636 out jump patching itself into ...
5637 (patch_jump_insn): ... here, new static helper.
5639 2009-04-26 Michael Matz <matz@suse.de>
5641 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5642 beyond num_ssa_names.
5643 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5644 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5646 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5649 * fwprop.c (forward_propagate_asm): New function.
5650 (forward_propagate_and_simplify): Propagate also into __asm, if it
5651 doesn't increase the number of referenced registers.
5654 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5656 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5658 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5659 note_nonlocal_vla_type for nonlocal VLAs.
5660 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5661 contains_remapped_vars, remap_vla_decls): New functions.
5662 (convert_nonlocal_reference_stmt): If not optimizing, call
5663 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5664 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5665 if it wasn't found in var_map.
5666 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5667 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5668 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5670 * gimplify.c (nonlocal_vlas): New variable.
5671 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5673 (gimplify_body): Create and destroy nonlocal_vlas.
5675 * dwarf2out.c (loc_descr_plus_const): New function.
5676 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5677 mem_loc_descriptor, loc_descriptor_from_tree_1,
5678 descr_info_loc, gen_variable_die): Use it.
5680 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5681 !TREE_STATIC VAR_DECLs.
5682 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5683 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5684 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5685 DECL_BY_REFERENCE is valid.
5686 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5687 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5688 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5689 Copy DECL_BY_REFERENCE.
5690 (struct nesting_copy_body_data): New type.
5691 (nesting_copy_decl): New function.
5692 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5693 if they have variable length.
5695 2009-04-26 Michael Matz <matz@suse.de>
5697 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5698 mark new temporaries for renaming.
5700 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5703 * c-decl.c (global_bindings_p): Return negative value.
5704 (c_variable_size): New. Based on variable_size from
5706 (grokdeclarator): Call c_variable_size not variable_size.
5708 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5712 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5714 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5715 Redefine it to just use mingw/include.
5716 (ASM_SPEC): Rules for -m32 and -m64.
5717 (LINK_SPEC): Use Likewise.
5718 (SPEC_32): New define.
5719 (SPEC_64): Likewise.
5720 (SUB_LINK_SPEC): Likewise.
5721 (MULTILIB_DEFAULTS): New define.
5722 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5723 Add multilib options.
5724 (MULTILIB_DIRNAMES): Likewise.
5725 (MULTILIB_OSDIRNAMES): Likewise.
5727 (INSTALL_LIBGCC): Likewise.
5729 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5732 * c-tree.h (enum c_inline_static_type): New.
5733 (record_inline_static): Declare.
5734 * c-decl.c (struct c_inline_static, c_inline_statics,
5735 record_inline_static, check_inline_statics): New.
5736 (pop_file_scope): Call check_inline_statics.
5737 (start_decl): Call record_inline_static instead of pedwarning
5738 directly for static in inline function.
5739 * c-typeck.c (build_external_ref): Call record_inline_static
5740 instead of pedwarning directly for static referenced in inline
5743 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5745 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5746 not new but only being rescanned.
5747 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5748 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5749 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5750 record_set_info, compute_set, grealloc): Remove.
5751 (recompute_all_luids): New function.
5752 (gcse_main): Don't compute sets, and don't do related memory
5753 allocations/free-ing. If something changed before the end of the
5754 pass, update LUIDs using recompute_all_luids.
5755 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5756 (free_gcse_mem): Don't free it either.
5757 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5758 Use the df insn LUIDs.
5759 (load_killed_in_block): Likewise.
5760 (compute_hash_table_work): Don't compute reg_set_in_block.
5761 (compute_transp): Use DF_REG_DEF_CHAINs.
5762 (local_cprop_pass): Don't use compute_sets and related functions.
5763 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5764 Use get_max_uid() instead of max_cuid.
5765 (insert_insn_end_basic_block, pre_insert_copy_insn,
5766 update_ld_motion_stores): Don't try to
5767 keep reg_set tables up to date.
5768 (pre_insert_copies): Use df insn LUIDs.
5769 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5770 (reg_set_info): Don't use extra bitmap argument.
5771 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5772 information to compute regs_set_in_block.
5773 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5774 (bypass_jumps): Don't use compute_sets and friends.
5776 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5779 * opts.c (undocumented_msg): Do not leave blank even with
5782 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5784 * c-decl.c (build_enumerator): Allow values folding to integer
5785 constants but not integer constant expressions with a pedwarn if
5788 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5791 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5792 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5793 type is an integer constant.
5795 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5801 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5804 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5805 with variably modified return type and no storage class
5806 specifiers, except for the case of nested functions. Distinguish
5807 extern declarations of functions with variably modified return
5808 types from those of objects with variably modified types.
5810 2009-04-25 Jan Hubicka <jh@suse.cz>
5812 * tree.c (list_equal_p): New function.
5813 * tree.h (list_equal_p): Declare.
5814 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5815 basic_block_def, basic_block, const_basic_block): New.
5816 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5817 (redirect_eh_edge): New function.
5818 (make_eh_edge_update_phi): EH edges are not abnormal.
5819 * except.c: Include tree-flow.h.
5820 (list_match): New function.
5821 (eh_region_replaceable_by_p): New function.
5822 (replace_region): New function.
5823 (hash_type_list): New function.
5824 (hash_eh_region): New function.
5825 (eh_regions_equal_p): New function.
5826 (merge_peers): New function.
5827 (remove_unreachable_regions): Verify EH tree when checking;
5829 (copy_eh_region_1): New function.
5830 (copy_eh_region): New function.
5831 (push_reachable_handler): New function.
5832 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5833 regions without label but with live RESX.
5834 * except.h (redirect_eh_edge_to_label): New.
5835 * tree-flow.h (redirect_eh_edge): New.
5836 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5837 basic_block_def, basic_block, const_basic_block): Remove.
5838 * Makefile.in (except.o): Add dependency on tree-flow.h
5839 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5840 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5843 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5846 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5847 on the destination of memcpy.
5849 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5851 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5852 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5853 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5855 2009-04-25 Jan Hubicka <jh@suse.cz>
5857 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5858 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5859 to be reached by different label than left.
5860 (update_eh_edges): Update comment; remove edge_to_remove if possible
5861 and return true if suceeded.
5862 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5863 (cleanup_eh): Compute sharing map.
5864 * except.c (remove_eh_handler_and_replace): Add argument if we should
5866 (remove_unreachable_regions): Update for label sharing.
5867 (label_to_region_map): Likewise.
5868 (get_next_region_sharing_label): New function.
5869 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5871 (remove_eh_handler): Update.
5872 (remove_eh_region_and_replace_by_outer_of): New function.
5873 * except.h (struct eh_region): Add next_region_sharing_label.
5874 (remove_eh_region_and_replace_by_outer_of,
5875 get_next_region_sharing_label): Declare.
5876 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5878 2009-04-25 Jan Hubicka <jh@suse.cz>
5880 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5881 insert code even if they are not critical.
5883 2009-04-25 Jan Hubicka <jh@suse.cz>
5885 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5886 (gimple_can_remove_branch_p): EH edges won't remove branch by
5888 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5889 updating of non-abnormal EH edges.
5890 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5891 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5892 (split_critical_edges): Split also edges where emitting code on them
5893 will lead to splitting later.
5895 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5896 H.J. Lu <hongjiu.lu@intel.com>
5899 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5900 the configured assembler supports fildq and fistpq mnemonics.
5901 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5902 * configure: Regenerated.
5905 * config/i386/i386.c (print_operand): Handle 'Z'.
5906 ['z']: Remove handling of special fild/fist suffixes.
5907 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5908 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5909 suffix of fild insn.
5910 (*floatsi<mode>2_vector_mixed): Ditto.
5911 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5913 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5914 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5915 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5917 2009-04-25 Ben Elliston <bje@au.ibm.com>
5919 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5920 the source of a set operation.
5922 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5924 * target.h (struct gcc_target): Add case_values_threshold field.
5925 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5926 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5927 * targhooks.c (default_case_values_threshold): New function.
5928 * targhooks.h (default_case_values_threshold): Declare function.
5929 * stmt.c (expand_case): Use case_values_threshold target hook.
5930 * expr.h (case_values_threshold): Remove declartation.
5931 * expr.c (case_values_threshold): Remove function.
5932 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5934 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5935 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5936 (avr_case_values_threshold): Declare as static.
5937 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5939 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5940 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5941 (mn10300_case_values_threshold): New function.
5943 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5945 * ira.c (setup_cover_and_important_classes): Add enum cast.
5947 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5949 * genpreds.c (write_enum_constraint_num): Output definition of
5950 CONSTRAINT_NUM_DEFINED_P macro.
5951 * ira.c (setup_cover_and_important_classes): Use
5952 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5954 2009-04-24 DJ Delorie <dj@redhat.com>
5956 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5957 __SH2A_SINGLE_ONLY__ also.
5959 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5961 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5962 (movdf_internal): Ditto.
5963 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5964 SFmode and DFmode constants.
5965 (ia64_print_operand): Add 'G' format for printing
5966 floating point constants.
5968 2009-04-24 Richard Guenther <rguenther@suse.de>
5970 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5971 from unsigned additions.
5973 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5975 * c-typeck.c (set_init_index): Allow array designators that are
5976 not integer constant expressions with a pedwarn if pedantic.
5978 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5980 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5981 zero if no overlap in nonzero bits between the operands.
5983 2009-04-24 Ian Lance Taylor <iant@google.com>
5985 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5986 (record_dead_and_set_regs): Likewise.
5987 * df.h (struct df_mw_hardreg): Change flags field to int.
5988 (struct df_base_ref): Likewise.
5989 (struct df): Change changeable_flags field to int.
5990 * df-scan.c (df_defs_record): Change clobber_flags to int.
5991 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5992 constants rather than #define macros.
5993 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5994 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5995 (enum dwarf_calling_convention): Likewise.
5996 (enum dwarf_line_number_x_ops): Likewise.
5997 (enum dwarf_call_frame_info): Likewise.
5998 (enum dwarf_source_language): Likewise.
5999 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
6000 (add_calling_convention_attribute): Likewise.
6001 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
6002 (combine_comparisons): Change compcode to int. Add cast to enum type.
6003 * genrecog.c (maybe_both_true_2): Change c to int.
6004 (write_switch): Likewise. Add cast to enum type.
6005 * gimplify.c (gimplify_omp_for): Handle return values from
6006 gimplify_expr using MIN rather than bitwise or.
6007 (gimplify_expr): Add cast to enum type.
6008 * ipa-prop.c (update_jump_functions_after_inlining): Change
6009 IPA_BOTTOM to IPA_JF_UNKNOWN.
6010 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
6011 Add casts to enum type.
6012 (setup_cover_and_important_classes): Change cl to int. Add casts
6014 (setup_class_translate): Change cl and mode to int.
6015 (ira_init_once): Change mode to int.
6016 (free_register_move_costs): Likewise.
6017 (setup_prohibited_mode_move_regs): Add casts to enum type.
6018 * langhooks.c (add_builtin_function_common): Rework assertion that
6019 value fits bitfield.
6020 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
6021 * omega.c (omega_do_elimination): Avoid math on enum types.
6022 * optabs.c (expand_vec_shift_expr): Remove casts to int.
6023 * opts.c (set_debug_level): Change 2 to enum constant. Use new
6024 int local to handle integral_argment value.
6025 * regmove.c (try_auto_increment): Change PUT_MODE to
6027 * reload.c (push_secondary_reload): Add casts to enum type.
6028 (secondary_reload_class, find_valid_class): Likewise.
6029 * reload1.c (emit_input_reload_insns): Likewise.
6030 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
6031 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
6032 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
6034 * tree.c (build_common_builtin_nodes): Add casts to enum type.
6035 * tree-complex.c (complex_lattice_t): Typedef to int rather than
6037 (expand_complex_libcall): Add casts to enum type.
6038 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
6039 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
6040 with ERROR_MARK, not NUM_TREE_CODES.
6041 (vect_create_epilog_for_reduction): Likewise.
6042 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
6043 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
6044 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
6046 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
6047 vect_unused_in_loop. Change 0 to loop_vect.
6048 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
6049 * var-tracking.c (get_init_value): Change return type to enum
6051 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
6052 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
6054 (arm_override_options): Add casts to enum type.
6055 (arm_emit_tls_decoration): Likewise.
6056 * config/i386/i386.c (ix86_function_specific_restore): Add casts
6058 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
6059 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
6060 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
6062 * config/s390/s390.c (code_for_builtin_64): Change to array of
6064 (code_for_builtin_31): Likewise.
6065 (s390_expand_builtin): Change code_for_builtin to enum insn_code
6067 * config/sparc/sparc.c (sparc_override_options): Change value
6068 field in struct code_model to enum cmodel. In initializer change
6069 0 to NULL and add cast to enum type.
6071 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
6072 Change all callers. Issue a -Wc++-compat warning using
6073 lhs_origtype if necessary.
6074 (convert_for_assignment): Issue -Wc++-compat warnings about
6075 invalid conversions to enum type on assignment.
6076 * c-common.h (build_modify_expr): Update declaration.
6078 2009-04-24 Nick Clifton <nickc@redhat.com>
6080 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
6081 (function_arg_advance): Likewise.
6082 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
6085 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6087 * config/s390/constraints.md ('I', 'J'): Fix condition.
6089 2009-04-24 Diego Novillo <dnovillo@google.com>
6091 * gengtype-parse.c (parse_error): Add newline after message.
6093 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
6095 * config/i386/sse.md (avxmodesuffixs): Removed.
6096 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
6097 (*avx_pinsr<ssevecsize>): This.
6099 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
6102 follow chains of regs with a single definition, and allow expressions
6103 that are function_invariant_p.
6104 (simple_rhs_p): Allow expressions that are function_invariant_p.
6106 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
6109 * fold-const.c (fold_cond_expr_with_comparison): When folding
6110 > and >= to MAX, make sure the MAX uses the same type as the
6111 comparison's operands.
6113 2009-04-24 Nick Clifton <nickc@redhat.com>
6115 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
6116 addressing for DImode accesses.
6117 (frv_print_operand_address): Handle PLUS case.
6118 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
6120 2009-04-24 Jakub Jelinek <jakub@redhat.com>
6122 PR rtl-optimization/39794
6123 * alias.c (canon_true_dependence): Add x_addr argument.
6124 * rtl.h (canon_true_dependence): Adjust prototype.
6125 * cse.c (check_dependence): Adjust canon_true_dependence callers.
6126 * cselib.c (cselib_invalidate_mem): Likewise.
6127 * gcse.c (compute_transp): Likewise.
6128 * dse.c (scan_reads_nospill): Likewise.
6129 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
6130 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
6131 canon_base_addr of the group, plus optional offset.
6132 (struct group_info): Rename canon_base_mem to
6134 (get_group_info): Set canon_base_addr to canon_rtx of base, not
6135 canon_rtx of base_mem.
6137 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
6139 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6140 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
6142 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6144 * config/spu/spu-builtins.h: Delete file.
6146 * config/spu/spu.h (enum spu_builtin_type): Move here from
6148 (struct spu_builtin_description): Likewise. Add GTY marker.
6149 Do not use enum spu_function_code or enum insn_code.
6150 (spu_builtins): Add extern declaration.
6152 * config/spu/spu.c: Do not include "spu-builtins.h".
6153 (enum spu_function_code, enum spu_builtin_type_index,
6154 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
6155 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
6156 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
6157 unsigned_V2DI_type_node): Move here from spu-builtins.h.
6158 (spu_builtin_types): Make static. Add GTY marker.
6159 (spu_builtins): Add extern declaration with GTY marker.
6162 * config/spu/spu-c.c: Do not include "spu-builtins.h".
6163 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
6164 Check programmatically whether all parameters are scalar.
6166 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
6168 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
6170 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
6171 assignment from the constructor either if the target is volatile.
6173 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
6175 * config/arm/arm.md (insv): Do not share operands[0].
6177 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
6179 * config/vxlib-tls.c (active_tls_threads): Delete.
6180 (delete_hook_installed): New.
6181 (tls_delete_hook): Don't delete the delete hook.
6182 (tls_destructor): Delete it here.
6183 (__gthread_set_specific): Adjust installing the delete hook.
6184 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
6185 __gthread_leave_tsd_dtor_context.
6187 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
6189 * c-format.c (gcc_tdiag_char_table): Add support for %E.
6191 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
6193 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
6195 (alpha_rtx_costs): Ditto.
6196 (emit_unlikely_jump): Use add_reg_note.
6197 (emit_frame_store_1): Ditto.
6198 (alpha_expand_prologue): Ditto.
6199 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6200 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
6202 2009-04-23 Nick Clifton <nickc@redhat.com>
6204 * config/v850/v850.md (epilogue): Remove suppressed code.
6205 (return): Rename to return_simple and remove test of frame size.
6206 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
6207 to gen_return_simple.
6209 2009-04-22 Jing Yu <jingyu@google.com>
6212 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
6214 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6217 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
6218 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
6219 value is a VECTOR_CST, the element type is the element type of the
6222 2009-04-22 DJ Delorie <dj@redhat.com>
6224 * config/m32c/m32c.h: Update GTY annotations to new syntax.
6226 2009-04-22 Jakub Jelinek <jakub@redhat.com>
6228 * alias.c (find_base_term): Move around LO_SUM case, so that
6229 CONST falls through into PLUS/MINUS handling.
6232 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
6233 into 0, use omit_one_operand.
6235 2009-04-23 Ben Elliston <bje@au.ibm.com>
6237 * config/rs6000/linux-unwind.h (get_regs): Remove type
6238 puns. Change the type of `pc' to an array of unsigned ints and
6239 update all users. Constify frame24.
6241 2009-04-22 DJ Delorie <dj@redhat.com>
6243 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
6244 declarations before code.
6245 (current_function_special_page_vector): Likewise.
6246 (m32c_expand_insv): Silence a warning.
6248 2009-04-21 Taras Glek <tglek@mozilla.com>
6250 * alias.c: Update GTY annotations to new syntax.
6251 * basic-block.h: Likewise.
6252 * bitmap.h: Likewise.
6253 * c-common.h: Likewise.
6254 * c-decl.c: Likewise.
6255 * c-parser.c: Likewise.
6256 * c-pragma.c: Likewise.
6257 * c-tree.h: Likewise.
6258 * cfgloop.h: Likewise.
6259 * cgraph.h: Likewise.
6260 * config/alpha/alpha.c: Likewise.
6261 * config/arm/arm.h: Likewise.
6262 * config/avr/avr.h: Likewise.
6263 * config/bfin/bfin.c: Likewise.
6264 * config/cris/cris.c: Likewise.
6265 * config/darwin.c: Likewise.
6266 * config/frv/frv.c: Likewise.
6267 * config/i386/i386.c: Likewise.
6268 * config/i386/i386.h: Likewise.
6269 * config/i386/winnt.c: Likewise.
6270 * config/ia64/ia64.h: Likewise.
6271 * config/iq2000/iq2000.c: Likewise.
6272 * config/mips/mips.c: Likewise.
6273 * config/mmix/mmix.h: Likewise.
6274 * config/pa/pa.c: Likewise.
6275 * config/pa/pa.h: Likewise.
6276 * config/rs6000/rs6000.c: Likewise.
6277 * config/s390/s390.c: Likewise.
6278 * config/sparc/sparc.c: Likewise.
6279 * config/xtensa/xtensa.c: Likewise.
6280 * cselib.h: Likewise.
6281 * dbxout.c: Likewise.
6282 * dwarf2out.c: Likewise.
6283 * except.c: Likewise.
6284 * except.h: Likewise.
6285 * fixed-value.h: Likewise.
6286 * function.c: Likewise.
6287 * function.h: Likewise.
6288 * gimple.h: Likewise.
6289 * integrate.c: Likewise.
6290 * optabs.c: Likewise.
6291 * output.h: Likewise.
6294 * stringpool.c: Likewise.
6295 * tree-data-ref.c: Likewise.
6296 * tree-flow.h: Likewise.
6297 * tree-scalar-evolution.c: Likewise.
6298 * tree-ssa-address.c: Likewise.
6299 * tree-ssa-alias.h: Likewise.
6300 * tree-ssa-operands.h: Likewise.
6303 * varasm.c: Likewise.
6304 * varray.h: Likewise.
6306 * coretypes.h: Do not define GTY macro if it is already defined.
6307 * doc/gty.texi: Update GTY documentation to new syntax.
6308 * gengtype-lex.l: Enforce attribute-like syntax for GTY
6309 annotations on structs.
6310 * gengtype-parse.c: Likewise.
6312 2009-04-22 Mark Heffernan <meheff@google.com>
6314 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
6316 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6318 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
6321 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6323 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
6324 the same as a PLUS without a shift. Increase the cost of a
6327 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6329 * Makefile.in: Update dependencies.
6330 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
6331 * errors.h: Remove bogus comment about compatibility.
6332 (warning): Update declaration.
6333 * genautomata.c: Update all calls to warning.
6334 * gimple.c: Do not include errors.h. Include toplev.h.
6335 * tree-ssa-structalias.c: Do not include errors.h.
6336 * omega.c: Likewise.
6337 * tree-ssa-reassoc.c: Likewise.
6338 * config/spu/spu-c.c: Likewise.
6339 * config/spu/t-spu-elf: Update dependencies.
6341 2009-04-22 Richard Guenther <rguenther@suse.de>
6343 PR tree-optimization/39824
6344 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
6345 make sure the types are compatible.
6347 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6350 * c-common.c (c_parse_error): Take a token_flags parameter.
6351 Use token_type for the token type instead.
6352 Pass token_flags to cpp_type2name.
6353 * c-common.h (c_parse_error): Update declaration.
6354 * c-parser.c (c_parser_error): Pass 0 as token flags.
6356 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
6358 PR rtl-optimization/39580
6359 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
6361 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6363 * function.c (expand_function_end): Do not emit a jump to the "naked"
6364 return label for fall-through returns.
6365 * except.c (sjlj_emit_function_exit): Always place the call to the
6366 unregister function at the location installed by expand_function_end.
6368 2009-04-22 Richard Guenther <rguenther@suse.de>
6370 PR tree-optimization/39845
6371 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
6372 (gen_inbound_check): Likewise.
6374 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
6376 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
6378 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
6379 * config/vxlib.c (__gthread_once): Add race guard for PPC.
6381 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6383 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
6384 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
6385 shift counts to avoid out-of-bounds array accesses.
6387 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6389 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
6390 (Pmode): Move above.
6392 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
6394 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
6395 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
6396 GET_CODE macro. Use IN_RANGE macro where appropriate.
6397 * config/alpha/alpha.h: Ditto.
6398 * config/alpha/alpha.md: Ditto.
6399 * config/alpha/constraints.md: Ditto.
6400 * config/alpha/predicates.md: Ditto.
6402 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6404 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
6405 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6406 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6407 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6408 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6409 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6410 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6411 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6412 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6413 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6414 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6415 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6416 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6417 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6418 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6419 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6420 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6421 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6422 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6423 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6424 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6425 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6426 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6427 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6428 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6429 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6430 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6432 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6434 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
6435 references from comments.
6436 * cfgbuild.c: (count_basic_blocks): Delete.
6437 (find_basic_blocks_1): Delete.
6438 (find_basic_blocks): Delete.
6439 * except.c (finish_eh_generation): Make static. Move comment from
6440 except.h here. Remove find_basic_blocks references from comments.
6441 * except.h (finish_eh_generation): Delete.
6442 * basic-block.h (find_basic_blocks): Delete.
6443 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
6445 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
6447 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
6448 (sdbout_parms): Likewise.
6450 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6452 * config/sh/sh.c (prepare_cbranch_operands): Use
6453 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
6454 (expand_cbranchdi4): Likewise.
6455 (from_compare): Add cast to enum type.
6456 (expand_cbranchsi4): Use add_reg_note.
6457 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
6458 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
6459 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
6460 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6461 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
6462 instead of CODE_FOR_nothing.
6463 (cbranchdi4): Likewise. Fix the order of arguments for
6465 (push_fpscr): Use add_reg_note.
6466 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
6467 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
6469 2009-04-21 Joseph Myers <joseph@codesourcery.com>
6471 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
6472 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6473 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6474 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
6475 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
6476 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
6477 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
6478 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
6479 config/alpha/x-vms, config/arc/t-arc,
6480 config/arm/README-interworking, config/arm/arm-c.c,
6481 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
6482 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
6483 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
6484 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
6485 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
6486 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
6487 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
6488 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
6489 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
6490 config/cris/t-elfmulti, config/crx/t-crx,
6491 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
6492 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
6493 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
6494 config/h8300/t-h8300, config/i386/athlon.md,
6495 config/i386/darwin-libgcc.10.4.ver,
6496 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
6497 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
6498 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
6499 config/i386/t-linux64, config/i386/t-nwld,
6500 config/i386/t-rtems-i386, config/i386/t-sol2-10,
6501 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
6502 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
6503 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
6504 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
6505 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
6506 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
6507 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
6508 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
6509 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
6510 config/m68k/t-uclinux, config/mcore/t-mcore,
6511 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
6512 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
6513 config/mips/crtn.asm, config/mips/irix-crti.asm,
6514 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
6515 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
6516 config/mips/mips-fixed.md, config/mips/sb1.md,
6517 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
6518 config/mips/t-iris6, config/mips/t-isa3264,
6519 config/mips/t-libgcc-mips16, config/mips/t-linux64,
6520 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
6521 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
6522 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
6523 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
6524 config/mn10300/t-linux, config/mn10300/t-mn10300,
6525 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
6526 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
6527 config/picochip/libgccExtras/clzsi2.asm,
6528 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
6529 config/rs6000/darwin-libgcc.10.4.ver,
6530 config/rs6000/darwin-libgcc.10.5.ver,
6531 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
6532 config/rs6000/t-aix43, config/rs6000/t-aix52,
6533 config/rs6000/t-darwin, config/rs6000/t-fprules,
6534 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
6535 config/rs6000/t-lynx, config/rs6000/t-netbsd,
6536 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
6537 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
6538 config/rs6000/t-rtems, config/rs6000/t-spe,
6539 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
6540 config/score/t-score-elf, config/sh/divcost-analysis,
6541 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
6542 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
6543 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
6544 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
6545 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
6546 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
6547 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
6548 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
6549 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
6550 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
6551 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6552 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6553 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6554 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6555 * config/h8300/genmova.sh: Include copyright and license notices
6556 in generated output.
6557 * config/h8300/mova.md: Regenerate.
6558 * doc/install.texi2html: Include word "Copyright" in copyright
6559 notice and use name "Free Software Foundation, Inc.".
6560 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6561 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6562 ChangeLog-2007, ChangeLog-2008: Correct dates.
6564 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6566 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6567 NE_EXPR operations as well.
6568 * c-parser.c (c_parser_condition): Do not set location information on
6570 (c_parser_conditional_expression): Likewise.
6571 (c_parser_binary_expression): Set location information on operators.
6572 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6573 TRUTH_NOT_EXPR has been folded.
6574 * fold-const.c (fold_truth_not_expr): Copy location information from
6575 the incoming expression to the outgoing one.
6576 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6577 recursive calls on the LHS of the operator but pass that of the
6578 operator to recursive calls on the RHS of the operator. Set it
6580 (shortcut_cond_expr): Set the locus of the operator on the second
6581 COND_EXPR and that of the expression on the first in degenerate cases.
6582 Pass the locus of the expression to calls to shortcut_cond_r.
6583 Set the locus of the 'then' block on the associated jump, if any.
6584 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6585 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6586 expression to call to gimplify_boolean_expr.
6588 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6590 * config.gcc: Add additional configuration for
6591 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6592 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6593 (CPP_SPEC): Redefine for allowing -municode option.
6594 (STARTFILE_SPEC): Likewise.
6595 * config/i386/t-mingw-w64: New.
6596 * config/i386/mingw-w64.opt: New.
6597 (municode): Add new target option.
6598 * doc/invoke.texi (municode): Add documentation for new option.
6600 2009-04-21 Ian Lance Taylor <iant@google.com>
6602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6603 Correct test for number of arguments.
6604 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6606 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6608 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6609 argument of emit_library_call.
6611 2009-04-21 Richard Guenther <rguenther@suse.de>
6614 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6615 inside VIEW_CONVERT_EXPRs.
6617 2009-04-21 Martin Jambor <mjambor@suse.cz>
6619 * tree-switch-conversion.c (build_constructors): Split a long line.
6620 (constructor_contains_same_values_p): New function.
6621 (build_one_array): Create assigns of constants if possible, do not
6622 call mark_sym_for_renaming, call update_stmt.
6623 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6624 make_rename_temp. Do not call mark_symbols_for_renaming, call
6626 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6627 find_new_referenced_vars, call update_stmt.
6628 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6629 instead of calling make_rename_temp. Do not call
6630 find_new_referenced_vars or mark_symbols_for_renaming, call
6633 2009-04-21 Richard Guenther <rguenther@suse.de>
6635 PR tree-optimization/39827
6636 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6637 (tree_ssa_phiprop): Pass the correct array size.
6639 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6641 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6643 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6646 * c-typeck.c (lvalue_p): Move declaration ...
6647 * c-common.h (lvalue_p): ... to here.
6648 * c-common.c (candidate_equal_p): New.
6649 (add_tlist): Use it.
6650 (merge_tlist): Use it.
6651 (warn_for_collisions_1): Likewise.
6652 (warning_candidate_p): Accept more candidates.
6653 (verify_tree): A warning candidate can be an expression. Use
6656 2009-04-21 Ben Elliston <bje@au.ibm.com>
6659 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6660 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6661 options. Remove -mcall-solaris documentation.
6663 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6666 * doc/invoke.texi (-Wlong-long): Update description.
6667 * c-lex (interpret_integer): Only warn if there was no previous
6668 overflow and -Wlong-long is enabled.
6669 * c-decl.c (declspecs_add_type): Drop redundant flags.
6670 * c.opt (Wlong-long): Init to -1.
6671 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6672 and front-end warn_long_long. Wlong-long only depends on other
6673 flags if it is uninitialized.
6674 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6675 the same for CPP and FE.
6676 (restore_extension_diagnostics): Likewise.
6678 2009-04-20 Ian Lance Taylor <iant@google.com>
6680 Fix enum conversions which are invalid in C++:
6681 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6682 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6683 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6684 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6685 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6686 (dbxout_parms): Likewise.
6687 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6688 (df_clear_flags): Likewise.
6689 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6690 top_flag parameter to int.
6691 (df_chain_create_bb_process_use): Likewise.
6692 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6694 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6695 (df_ref_create_structure, df_def_record_1): Likewise.
6696 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6697 (df_notes_rescan): Change 0 to VOIDmode in function call.
6698 (df_get_call_refs, df_insn_refs_collect): Likewise.
6699 (df_bb_regs_collect): Likewise.
6700 (df_entry_block_defs_collect): Likewise.
6701 (df_exit_block_uses_collect): Likewise.
6702 * df.h: Update declarations.
6703 * double-int.c (double_int_divmod): Add cast to enum type.
6704 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6705 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6706 (based_loc_descr): Likewise.
6707 (loc_descriptor_from_tree_1): Change first_op and second_op to
6708 enum dwarf_location_atom. Add cast to enum type.
6709 * expmed.c (init_expmed): Change 0 to SET in function call.
6710 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6711 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6712 (do_store_flag): Likewise.
6713 * fixed-value.h (struct fixed_value): Change mode to enum
6715 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6716 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6718 (insert_insn_decl, insert_decl, insert_state): Likewise.
6719 (automata_list_finish): Likewise.
6720 * genrecog.c (process_define_predicate): Add cast to enum type.
6721 * gensupport.c (init_predicate_table): Add cast to enum type.
6722 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6724 (gimple_build_call_1, gimple_build_label): Likewise.
6725 (gimple_build_goto, gimple_build_asm_1): Likewise.
6726 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6727 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6728 (enum fallback): Rename from enum fallback_t.
6729 (fallback_t): Typedef as int.
6730 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6731 GSI_SAME_STMT in function call.
6732 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6734 (setup_reg_class_relations): Likewise.
6735 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6736 (setup_prohibited_class_mode_regs): Add cast to enum type.
6737 (setup_prohibited_mode_move_regs): Likewise.
6738 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6739 (record_address_regs): Change i to enum reg_class.
6740 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6741 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6742 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6743 (GET_MODE_2XWIDER_MODE): Likewise.
6744 (GET_CLASS_NARROWEST_MODE): Likewise.
6745 * omp-low.c (expand_omp_for): Add cast to enum type.
6746 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6747 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6748 * postreload.c (reload_cse_simplify_operands): Change rclass local
6750 * predict.c (combine_predictions_for_insn): Change best_predictor
6751 and predictor to enum br_predictor.
6752 (combine_predictions_for_bb): Likewise.
6753 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6754 use SET_PREDICT_EXPR_OUTCOME.
6755 * real.c (real_arithmetic): Change icode to code in function call.
6756 * reginfo.c (init_move_cost): Add casts to enum type.
6757 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6758 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6760 * reload.c (find_valid_class): Add casts to enum type.
6761 (push_reload): Change 0 to NO_REGS in function call.
6762 (find_reloads): Change this_alternative to array of enum
6763 reg_class. Remove some now-unnecessary casts.
6764 (make_memloc): Change 0 to VOIDmode in function call.
6765 * reload1.c (reload): Change 0 to VOIDmode in function call.
6766 (eliminate_regs_1, elimination_effects): Likewise.
6767 (eliminate_regs_in_insn): Likewise.
6768 (emit_input_reload_insns): Add cast to enum type.
6769 (delete_output_reload): Change 0 to VOIDmode in function call.
6770 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6771 to enum type in function call.
6772 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6773 (SET_PREDICT_EXPR_OUTCOME): Define.
6774 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6775 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6776 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6777 (dump_function): Likewise.
6778 * tree-dump.h: Update declarations.
6779 * tree-pass.h: Update declarations.
6780 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6781 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6783 (arm_rtx_costs_1): Correct parenthesization.
6784 (arm_rtx_costs): Add casts to enum type.
6785 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6786 (vfp_emit_fstmd): Use add_rg_note.
6787 (emit_multi_reg_push, emit_sfm): Likewise.
6788 (thumb_set_frame_pointer): Likewise.
6789 (arm_expand_prologue): Likewise.
6790 (arm_regno_class): Change return type to enum reg_class.
6791 (thumb1_expand_prologue): Use add_reg_note.
6792 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6793 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6795 * config/arm/gentune.sh: Add cast to enum type.
6796 * config/arm/arm-tune.md: Rebuild.
6797 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6798 (ix86_split_fp_branch, predict_jump): Likewise.
6799 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6800 insn_code to enum rtx_code.
6801 (ix86_builtin_vectorized_function): Add cast to enum type.
6802 * config/i386/i386.md (truncdfsf2): Change slot to enum
6804 (truncxf<mode>2, isinf<mode>2): Likewise.
6805 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6807 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6808 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6809 (insert_bundle_state): Change 1 to INSERT in function call.
6810 (ia64_add_bundle_selector_before): Likewise.
6811 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6812 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6813 (restore_stack_nonlocal): Likewise.
6814 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6816 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6818 (mips_rtx_costs): Likewise.
6819 (mips_override_options): Add casts to enum type.
6820 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6822 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6823 (store_reg, set_reg_plus_d): Likewise.
6824 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6825 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6827 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6829 (emit_unlikely_jump): Use add_reg_note.
6830 (rs6000_emit_allocate_stack): Likewise.
6831 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6832 (output_toc): Change 1 to INSERT in function call.
6833 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6834 (rs6000_initialize_trampoline): Likewise.
6835 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6837 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6838 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6839 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6840 (save_gprs): Use add_reg_note.
6841 (s390_emit_prologue): Likewise.
6842 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6843 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6844 (sparc_fold_builtin): Add cast to enum type.
6845 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6847 (spu_expand_prologue): Use add_reg_note.
6848 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6850 2009-04-20 Ian Lance Taylor <iant@google.com>
6852 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6853 (c_parser_postfix_expression_after_primary): Get VEC for list of
6854 arguments. Get original types of arguments. Call
6855 build_function_call_vec.
6856 (cached_expr_list_1, cached_expr_list_2): New static variables.
6857 (c_parser_expr_list): Change return type to VEC *. Add
6858 p_orig_types parameter. Change all callers.
6859 (c_parser_release_expr): New static function.
6860 (c_parser_vec_to_tree_list): New static function.
6861 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6862 call build_function_call_vec.
6863 (build_function_call_vec): New function, based on old
6864 build_function_call.
6865 (convert_arguments): Remove nargs and argarray parameters. Change
6866 values to a VEC. Add origtypes parameter.
6867 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6868 (convert_for_assignment): Add origtype parameter. Change all
6869 callers. If warn_cxx_compat, check for conversion to an enum
6870 type when calling a function.
6871 (store_init_value): Add origtype parameter. Change all callers.
6872 (digest_init): Likewise.
6873 (struct init_node): Add origtype field.
6874 (add_pending_init): Add origtype parameter. Change all callers.
6875 (output_init_element): Likewise.
6876 (output_pending_init_elements): Pass origtype from init_node to
6877 output_init_element.
6878 (process_init_element): Pass origtype from c_expr to
6879 output_init_element.
6880 (c_finish_return): Add origtype parameter. Change all callers.
6881 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6883 (sync_resolve_params): Likewise.
6884 (sync_resolve_return): Change params to first_param. Change caller.
6885 (resolve_overloaded_builtins): Change params to VEC *. Change
6886 callers. Save first parameter around call to build_function_call_vec.
6887 * c-decl.c (finish_decl): Add origtype parameter. Change all
6888 callers. Call build_function_call_vec rather than
6889 build_function_call for cleanup.
6890 * c-tree.h: Update declarations.
6891 * c-common.h: Update declarations.
6892 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6893 params to first_param.
6894 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6895 params parameter from tree to void *.
6896 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6897 Change arglist parameter to have type void *, and to be a pointer
6899 * config/rs6000/rs6000-protos.h
6900 (altivec_resolve_overloaded_builtin): Update declaration.
6901 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6902 fnargs parameter to have type void *, and to be a pointer to a
6903 VEC. Call build_function_call_vec instead of
6904 build_function_call.
6905 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6907 2009-04-20 Joey Ye <joey.ye@intel.com>
6908 Xuepeng Guo <xuepeng.guo@intel.com>
6909 H.J. Lu <hongjiu.lu@intel.com>
6911 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6913 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6914 (IX86_LEA_PRIORITY): Likewise.
6915 (distance_non_agu_define): New function.
6916 (distance_agu_use): Likewise.
6917 (ix86_lea_for_add_ok): Likewise.
6918 (ix86_dep_by_shift_count): Likewise.
6920 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6921 should split for LEA.
6923 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6925 (ix86_dep_by_shift_count): Likewise.
6927 2009-04-20 Richard Guenther <rguenther@suse.de>
6929 * expr.c (handled_component_p): Move ...
6930 * tree.h (handled_component_p): ... here.
6931 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6932 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6933 and REALPART_EXPR to be in one group.
6935 2009-04-20 Richard Guenther <rguenther@suse.de>
6937 * basic-block.h (get_all_dominated_blocks): Declare.
6938 * dominance.c (get_all_dominated_blocks): New function.
6939 * tree-cfg.c (get_all_dominated_blocks): Remove.
6940 (remove_edge_and_dominated_blocks): Adjust.
6941 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6942 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6943 instead of recursing.
6945 2009-04-20 Doug Kwan <dougkwan@google.com>
6947 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6948 (struct cgraph_node_set_def): New type.
6949 (cgraph_node_set) New type. Also declare vector functions.
6950 (struct cgraph_node_set_element_def): New type.
6951 (cgraph_node_set_element): Ditto.
6952 (cgraph_node_set_iterator): New iterator type.
6953 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6954 cgraph_node_set_remove, dump_cgraph_node_set,
6955 debug_cgraph_node_set): New prototypes.
6956 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6957 cgraph_node_set_size): New inlines.
6958 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6960 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6961 argument to function 'write_summary'.
6962 * ipa.c: Include ggc.h.
6963 (hash_cgraph_node_set_element,
6964 eq_cgraph_node_set_element, cgraph_node_set_new,
6965 cgraph_node_set_add, cgraph_node_set_remove,
6966 cgraph_node_set_find, dump_cgraph_node_set,
6967 debug_cgraph_node_set): New functions.
6968 * Makefile.in (ipa.o): Add dependency on GGC_H.
6970 2009-04-20 Ira Rosen <irar@il.ibm.com>
6972 PR tree-optimization/39675
6973 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6974 check of the return code of vect_schedule_slp. Check that
6975 stmt_vec_info still exists for the statement, before checking its
6978 2009-04-20 Michael Matz <matz@suse.de>
6980 * Makefile.in (generated_files): Take out $(simple_generated_c).
6982 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6984 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6985 (UINTPTR_TYPE): Likewise.
6987 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6990 * c-typeck.c (digest_init): Check for initializing an array with a
6993 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6996 * c-semantics.c (pop_stmt_list): Propagate
6997 STATEMENT_LIST_HAS_LABEL to parent statement list.
6999 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
7001 * config/mips/mips.h (mips_tune_attr): New macro.
7002 * config/mips/mips.md (cpu): Use it.
7004 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7007 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
7010 2009-04-19 Diego Novillo <dnovillo@google.com>
7012 * toplev.c (compile_file): Move call to coverage_finish ...
7013 * cgraphunit.c (ipa_passes): ... here.
7014 Call cgraph_process_new_functions.
7015 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
7016 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
7018 2009-04-19 Jan Hubicka <jh@suse.cz>
7020 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
7022 (dump_cgraph_node): Dump can throw external flag.
7023 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
7025 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7029 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
7030 * common.opt (Wlogical-op): Move from here...
7031 * c.opt (Wlogical-op): ... to here.
7032 * c-typeck.c (parser_build_binary_op): Update call to
7033 warn_logical_operator.
7034 * c-opts.c (c_common_post_options): Enable warn_logical_op with
7036 * c-common.c (warn_logical_op): Update.
7037 * c-common.h (warn_logical_op): Update declaration.
7039 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
7041 * tree.c (protected_set_expr_location): Fix formatting.
7043 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7046 * c-typeck.c (readonly_warning): new.
7047 (build_unary_op, build_modify_expr): Use readonly_warning for
7048 storing into something readonly but not const-qualified.
7050 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7053 * c-typeck.c (build_unary_op): Check for taking address of
7054 expression of type void.
7056 2009-04-18 Joseph Myers <joseph@codesourcery.com>
7059 * c-typeck.c (build_function_call): Check for calling a function
7060 with qualified void return types. Call require_complete_type when
7063 2009-04-18 Jan Hubicka <jh@suse.cz>
7065 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
7067 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
7068 can_throw_external flag.
7069 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
7070 * ipa-pure-const.c (ignore_edge): New function.
7071 (propagate): Compute order for NOTHROW computation; set NOTHROWs
7072 only over can_throw_external edges.
7073 (local_pure_const): Add nothrow flag.
7074 * ipa-utils.c (searchc): Add ignore_edge callback.
7075 (ipa_utils_reduced_inorder): Add ignore_edge callback.
7076 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
7077 (set_nothrow_function_flags): Update cgraph.
7078 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
7080 2009-04-18 Richard Guenther <rguenther@suse.de>
7083 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
7084 (fold_stmt): ... this and ...
7085 (fold_stmt_inplace): ... this.
7086 (fold_stmt_1): Fold references in calls and asms.
7087 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
7089 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7091 * tree-vrp.c (ssa_name_nonzero_p): Remove.
7092 * tree.h: Remove the prototype for ssa_name_nonzero_p.
7094 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7096 * tree.c (function_args_count): Remove.
7097 * tree.h: Remove the prototype for function_args_count.
7099 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7101 * tree-iterator.c (expr_only): Remove.
7102 * tree.h: Remove the prototype for expr_only.
7104 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7106 * reginfo.c (cannot_change_mode_set_regs): Remove.
7107 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
7109 2009-04-08 Anatoly Sokolov <aesok@post.ru>
7111 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
7112 whether operands 0 and 1 overlaps.
7114 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7117 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
7118 pointer. Use warning_at instead of warning.
7119 (search_for_addr_array): Likewise.
7120 (check_array_bounds): Likewise.
7121 (check_all_array_refs): Check that the incoming edge is not in the
7122 list of edges to be removed.
7123 (check_all_array_refs): Avoid the temporal pointer.
7124 (vrp_visit_cond_stmt): Fix typo.
7125 (simplify_switch_using_ranges): Handle the case where the switch
7126 index is an integer constant.
7128 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
7130 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
7132 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
7134 * doc/extend.texi, doc/invoke.texi: Fix typos.
7136 2009-04-17 Cary Coutant <ccoutant@google.com>
7138 * tree-flow-inline.h (get_lineno): Fix inverted test.
7140 2009-04-17 Diego Novillo <dnovillo@google.com>
7142 * tree-ssa-pre.c (create_expression_by_pieces): Remove
7143 assertion for AVAIL_OUT.
7145 2009-04-17 Mike Frysinger <vapier@gentoo.org>
7148 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
7149 * config/sh/linux-atomic.asm: Likewise.
7151 2009-04-17 Diego Novillo <dnovillo@google.com>
7153 * except.c (debug_eh_tree): New.
7154 (struct eh_region, struct eh_status): Move ...
7155 * except.h: ... here.
7156 (add_type_for_runtime): Declare extern.
7157 (lookup_type_for_runtime): Likewise.
7158 (debug_eh_tree): Declare.
7159 * Makefile.in (GTFILES): List except.h before except.c
7161 2009-04-17 Diego Novillo <dnovillo@google.com>
7163 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
7164 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
7165 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
7166 (find_vars_r): ... here.
7167 * tree-flow.h (find_referenced_vars_in): Declare.
7168 * tree-ssa-pre.c (create_expression_by_pieces): Assert
7169 that AVAIL_OUT exists for BLOCK.
7170 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
7171 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
7172 (tree-parloops.o): Likewise.
7174 2009-04-17 Simon Baldwin <simonb@google.com>
7176 * toplev.c (default_tree_printer): Add handling for %E format.
7178 2009-04-17 Diego Novillo <dnovillo@google.com>
7180 * tree-pretty-print.c (dump_generic_node): Add break after
7181 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
7182 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
7183 FUNCTION_TYPE together. Call print_struct_decl when printing
7184 structures and TDF_SLIM is not given.
7185 (print_struct_decl): Fix logic for detecting recursion.
7187 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7190 * gcc.c (create_at_file): New.
7191 (compile_input_file_p): New.
7192 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
7193 * main.c (main): Update call to toplev_main.
7194 * toplev.c (toplev_main): Change signature. Call expandargv.
7195 * toplev.h (toplev_main): Change signature.
7197 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7199 * dwarf2out.c (field_byte_offset): Use the type size as the field size
7200 if the latter is not constant.
7202 2009-04-17 David Edelsohn <edelsohn@gnu.org>
7204 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
7206 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
7208 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
7209 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
7211 2009-04-17 Richard Guenther <rguenther@suse.de>
7213 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7214 Handle component references view-converting an invariant address.
7216 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
7218 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
7219 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
7220 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
7221 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
7222 Use @deftypevr rather than @deftypevar.
7224 2009-04-17 Richard Guenther <rguenther@suse.de>
7226 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
7227 (get_prop_source_stmt): Likewise.
7228 (can_propagate_from): Likewise.
7230 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
7232 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
7233 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
7234 (--with-multilib-list): Add default value.
7235 * configure: Regenerate.
7236 * Makefile.in (TM_ENDIAN_CONFIG): Define.
7237 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
7238 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
7239 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
7240 Don't add default cpu to multilib list unnecessarily, but do enable
7241 the relevant compiler option..
7242 Add support for --with-multilib-list=<blank> and
7243 --with-multilib-list=!<somelib> to supress unwanted multilibs.
7244 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
7245 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
7246 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
7248 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
7249 (MULTILIB_OSDIRNAMES): New variable.
7250 * config/sh/t-1e: Delete file.
7251 * config/sh/t-mlib-sh1: Delete file.
7252 * config/sh/t-mlib-sh2: Delete file.
7253 * config/sh/t-mlib-sh2a: Delete file.
7254 * config/sh/t-mlib-sh2a-nofpu: Delete file.
7255 * config/sh/t-mlib-sh2a-single: Delete file.
7256 * config/sh/t-mlib-sh2a-single-only: Delete file.
7257 * config/sh/t-mlib-sh2e: Delete file.
7258 * config/sh/t-mlib-sh3e: Delete file.
7259 * config/sh/t-mlib-sh4: Delete file.
7260 * config/sh/t-mlib-sh4-nofpu: Delete file.
7261 * config/sh/t-mlib-sh4-single: Delete file.
7262 * config/sh/t-mlib-sh4-single-only: Delete file.
7263 * config/sh/t-mlib-sh4a: Delete file.
7264 * config/sh/t-mlib-sh4a-nofpu: Delete file.
7265 * config/sh/t-mlib-sh4a-single: Delete file.
7266 * config/sh/t-mlib-sh4a-single-only: Delete file.
7267 * config/sh/t-mlib-sh4al: Delete file.
7268 * config/sh/t-mlib-sh5-32media: Delete file.
7269 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
7270 * config/sh/t-mlib-sh5-64media: Delete file.
7271 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
7272 * config/sh/t-mlib-sh5-compact: Delete file.
7273 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
7274 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
7275 * doc/install.texi (Options specification): Add
7276 --with-multilib-list and --with-endian.
7278 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
7280 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
7282 (OBJS-common): Add plugin-version.o.
7283 (plugin-version.o): New.
7284 * gcc-plugin.h (plugin_gcc_version): New.
7285 (plugin_default_version_check): New.
7286 (plugin_init_func, plugin_init): Add version argument.
7287 * plugin-version.c: New.
7288 * plugin.c (str_plugin_gcc_version_name): New.
7289 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
7290 pass it to the init function.
7291 (plugin_default_version_check): New.
7293 2009-04-17 Richard Guenther <rguenther@suse.de>
7295 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
7296 for decl-vs-decl disambiguation.
7298 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
7300 * config/s390/s390.h (s390_tune_attr): New macro definition.
7301 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
7303 2009-04-17 Richard Guenther <rguenther@suse.de>
7305 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
7306 (fold_stmt_r): Likewise.
7307 (maybe_fold_reference): New function.
7308 (fold_gimple_assign): Handle cases fold_stmt_r did.
7309 (fold_stmt): Do not use fold_stmt_r.
7310 (fold_stmt_inplace): Likewise.
7312 2009-04-17 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
7315 (record_equivalences_from_stmt): Remove useless checks and
7317 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
7318 the type is already suitable.
7320 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
7322 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
7324 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
7326 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
7327 (CMPtype): Define as __gcc_CMPtype.
7329 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
7331 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
7332 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
7334 2009-04-17 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/39746
7337 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
7338 special-casing for builtins and static variable use/def.
7339 (call_may_clobber_ref_p_1): Likewise.
7341 2009-04-16 Ian Lance Taylor <iant@google.com>
7343 * df.h: Include "timevar.h".
7344 (struct df_problem): Change tv_id field to timevar_id_t.
7345 * tree-pass.h: Include "timevar.h".
7346 (struct opt_pass): Change tv_id field to timevar_id_t.
7347 * timevar.h (timevar_id_t): Define TV_NONE.
7348 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
7349 TV_NONE rather than tv_id != 0.
7350 (execute_one_pass): Likewise.
7351 * Makefile.in (DF_H): Add $(TIMEVAR_H).
7352 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
7353 dependencies to $(TREE_PASS_H).
7354 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
7356 (pass_branch_target_load_optimize2): Likewise.
7357 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
7358 (pass_outof_cfg_layout_mode): Likewise.
7359 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
7360 (pass_rebuild_cgraph_edges): Likewise.
7361 (pass_remove_cgraph_callee_edges): Likewise.
7362 * df-core.c (pass_df_initialize_opt): Likewise.
7363 (pass_df_initialize_no_opt): Likewise.
7364 (pass_df_finish): Likewise.
7365 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7366 * except.c (pass_set_nothrow_function_flags): Likewise.
7367 (pass_convert_to_eh_region_ranges): Likewise.
7368 * final.c (pass_compute_alignments): Likewise.
7369 * function.c (pass_instantiate_virtual_regs): Likewise.
7370 (pass_init_function): Likewise.
7371 (pass_leaf_regs): Likewise.
7372 (pass_match_asm_constraints): Likewise.
7373 * gimple-low.c (pass_lower_cf): Likewise.
7374 (pass_mark_used_blocks): Likewise.
7375 * init-regs.c (pass_initialize_regs): Likewise.
7376 * integrate.c (pass_initial_value_sets): Likewise.
7377 * ira.c (pass_ira): Likewise.
7378 * jump.c (pass_cleanup_barriers): Likewise.
7379 * omp-low.c (pass_expand_omp): Likewise.
7380 (pass_lower_omp): Likewise.
7381 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
7382 * recog.c (pass_split_all_insns): Likewise.
7383 (pass_split_after_reload): Likewise.
7384 (pass_split_before_regstack): Likewise.
7385 (pass_split_before_sched2): Likewise.
7386 (pass_split_for_shorten_branches): Likewise.
7387 * reginfo.c (pass_reginfo_init): Likewise.
7388 (pass_subregs_of_mode_init): Likewise.
7389 (pass_subregs_of_mode_finish): Likewise.
7390 * passes.c (pass_postreload): Likewise.
7391 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
7392 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
7393 (pass_warn_function_return): Likewise.
7394 (pass_warn_function_noreturn): Likewise.
7395 * tree-complex.c (pass_lower_complex): Likewise.
7396 (pass_lower_complex_O0): Likewise.
7397 * tree-if-conv.c (pass_if_conversion): Likewise.
7398 * tree-into-ssa.c (pass_build_ssa): Likewise.
7399 * tree-mudflap.c (pass_mudflap_1): Likewise.
7400 (pass_mudflap_2): Likewise.
7401 * tree-nomudflap.c (pass_mudflap_1): Likewise.
7402 (pass_mudflap_2): Likewise.
7403 * tree-nrv.c (pass_return_slot): Likewise.
7404 * tree-object-size.c (pass_object_sizes): Likewise.
7405 * tree-optimize.c (pass_all_optimizations): Likewise.
7406 (pass_early_local_passes): Likewise.
7407 (pass_all_early_optimizations): Likewise.
7408 (pass_cleanup_cfg): Likewise.
7409 (pass_cleanup_cfg_post_optimizing): Likewise.
7410 (pass_free_datastructures): Likewise.
7411 (pass_free_cfg_annotations): Likewise.
7412 (pass_fixup_cfg): Likewise.
7413 (pass_init_datastructures): Likewise.
7414 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
7415 (pass_late_warn_uninitialized): Likewise.
7416 (pass_update_address_taken): Likewise.
7417 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
7418 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
7419 (pass_cse_sincos): Likewise.
7420 (pass_convert_to_rsqrt): Likewise.
7421 * tree-ssa-structalias.c (pass_build_alias): Likewise.
7422 * tree-stdarg.c (pass_stdarg): Likewise.
7423 * tree-tailcall.c (pass_tail_recursion): Likewise.
7424 (pass_tail_calls): Likewise.
7425 * tree-vect-generic.c (pass_lower_vector): Likewise.
7426 (pass_lower_vector_ssa): Likewise.
7427 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
7429 2009-04-16 Joseph Myers <joseph@codesourcery.com>
7431 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
7433 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
7435 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
7436 logical and signext.
7438 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
7441 * config/sh/predicates.md (arith_operand): Check if the operand
7442 of TRUNCATE is a REG.
7444 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7446 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7447 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7449 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7451 * tree-iterator.c (tsi_split_statement_list_after,
7452 tsi_split_statement_list_before): Remove.
7453 * tree-iterator.h: Remove the prototypes for
7454 tsi_split_statement_list_after and tsi_split_statement_list_before.
7456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7458 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
7459 * tree-ssa-propagate.h: Remove the prototype for
7460 stmt_makes_single_load.
7462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7464 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
7465 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
7467 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7469 * tree-iterator.c (EXPR_LAST_BODY): Remove.
7471 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7473 * except.c (eh_region_outer_p): Remove.
7474 * except.h: Remove the prototype for eh_region_outer_p.
7476 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7478 * function.c (current_function_assembler_name): Remove.
7479 * function.h: Remove the prototype for
7480 current_function_assembler_name.
7482 2009-04-16 Ian Lance Taylor <iant@google.com>
7484 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
7485 (add_reg_note): Call alloc_reg_note.
7486 * rtl.h (alloc_reg_note): Declare.
7487 * combine.c (try_combine): Use alloc_reg_note.
7488 (recog_for_combine, move_deaths): Likewise.
7489 (distribute_notes): Use alloc_reg_note and add_reg_note.
7490 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
7491 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
7492 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
7494 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
7496 PR rtl-optimization/39762
7497 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
7498 ira_may_move_out_cost): Add comments about way of their usage.
7499 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
7501 * ira-conflicts.c (process_regs_for_copy): Use function
7502 ira_get_register_move_cost instead of global
7503 ira_register_move_cost.
7505 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
7506 color_pass, move_spill_restore, update_curr_costs): Ditto.
7508 * ira-lives.c (process_single_reg_class_operands): Ditto.
7510 * ira-emit.c (emit_move_list): Ditto.
7512 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
7513 (record_reg_classes): Ditto. Use functions
7514 ira_get_register_move_cost and ira_get_may_move_cost instead of
7515 global vars ira_register_move_cost, ira_may_move_out_cost and
7516 ira_may_move_in_cost.
7517 (record_address_regs): Don't call ira_init_register_move_cost.
7518 Use function ira_get_may_move_cost instead of global
7519 ira_may_move_in_cost.
7520 (process_bb_node_for_hard_reg_moves): Use function
7521 ira_get_register_move_cost instead of global ira_register_move_cost.
7522 (ira_costs): Don't call ira_init_register_move_cost.
7524 2009-04-16 Richard Guenther <rguenther@suse.de>
7526 * tree-cfg.c (verify_gimple_assign_binary):
7527 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
7528 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
7529 (create_general_new_stmt): Note that this function is broken.
7531 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7533 * common.opt (fhelp): Add Var(help_flag).
7534 * gcc-plugin.h (plugin_info): Add help.
7535 * plugin.c (plugin_name_args): Add help.
7536 (register_plugin_info): Set plugin->help.
7537 (print_help_one_plugin): New.
7538 (print_plugins_help): New.
7539 * plugin.h (print_plugins_help): New.
7540 * toplev.c (toplev_main): Call print_plugins_help if needed.
7542 2009-04-16 Richard Guenther <rguenther@suse.de>
7544 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
7545 (gimple_ior_addresses_taken_1): New function.
7546 (gimple_ior_addresses_taken): Likewise.
7547 * gimple.h (struct gimple_statement_with_ops_base): Remove
7548 addresses_taken member.
7549 (gimple_ior_addresses_taken): Declare.
7550 (gimple_addresses_taken, gimple_addresses_taken_ptr,
7551 gimple_set_addresses_taken): Remove.
7552 * ipa-reference.c (mark_address): New function.
7553 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7554 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7555 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7556 (gimple_add_to_addresses_taken): Remove.
7557 (get_tmr_operands): Call mark_address_taken.
7558 (get_asm_expr_operands): Likewise.
7559 (get_expr_operands): Likewise.
7560 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7561 (free_stmt_operands): Do not free it.
7562 * tree-ssa.c (delete_tree_ssa): Likewise.
7563 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7565 2009-04-16 Richard Guenther <rguenther@suse.de>
7567 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7568 (walk_stmt_load_store_ops): Likewise.
7569 * gimple.c (get_base_loadstore): New function.
7570 (walk_stmt_load_store_addr_ops): Likewise.
7571 (walk_stmt_load_store_ops): Likewise.
7572 * ipa-pure-const.c (check_op): Simplify.
7573 (check_load, check_store): New functions.
7574 (check_stmt): Use walk_stmt_load_store_ops.
7575 * ipa-reference.c (mark_load): Adjust signature.
7576 (mark_store): Likewise.
7577 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7579 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7581 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7583 * opts.c (common_handle_option): Don't call print_version.
7584 * plugin.c (plugin_name_args): Add version.
7585 (register_plugin_info): New.
7586 (register_callback): Handle PLUGIN_INFO.
7587 (try_init_one_plugin): New.
7588 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7590 (finalize_one_plugin): New.
7591 (finalize_plugins): New.
7592 (print_one_plugin): New.
7593 (print_plugins_versions): New.
7594 * plugin.h (print_plugins_versions): New.
7595 (finalize_plugins): New.
7596 * toplev.c (compile_file): Don't call initialize_plugins.
7597 (print_version): Call print_plugins_versions.
7598 (toplev_main): Call initialize_plugins. Print version if needed.
7599 Call finalize_plugins.
7601 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7603 * common.opt (fversion): New.
7604 * gcc.c (print_version): New.
7605 (process_command): Don't print the version. Just set print_version.
7606 (main): Print version. Call subprocesses if print_version and
7607 verbose_flag are set.
7608 * opts.c (common_handle_option): Handle OPT_fversion.
7610 2009-04-16 Richard Guenther <rguenther@suse.de>
7611 Ira Rosen <irar@il.ibm.com>
7613 PR tree-optimization/39698
7614 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7615 type of the reduction variable. Only generate the def if
7618 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7619 make sure to first convert to an integer of the same precision.
7620 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7621 the type of the evolution correctly in computing the new
7622 induction variable base.
7624 2009-04-16 Richard Guenther <rguenther@suse.de>
7627 * tree-cfg.c (make_blocks): Split statements with to-be
7628 abnormal SSA names on the lhs.
7630 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7632 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7633 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7634 * c-typeck.c (really_start_incremental_init): Likewise.
7635 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7636 (TARGET_INITIALIZER): Remove it.
7637 * target.h (struct target): Remove vector_opaque_p.
7638 * tree.c (build_opaque_vector_type): New.
7639 * tree.h (TYPE_VECTOR_OPAQUE): New.
7640 (build_opaque_vector_type): Declare.
7641 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7642 * config/rs6000/rs6000.c (build_opaque_vector_type,
7643 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7644 (rs6000_init_builtins): Use build_opaque_vector_type for
7645 opaque_V4SI_type_node.
7647 2009-04-15 Catherine Moore <clm@codesourcery.com>
7649 * debug.h (set_name): Declare.
7650 * dwarf2out.c (dwarf2out_set_name): Declare.
7651 (dwarf2_debug_hooks): Add set_name.
7652 (find_AT_string): New.
7653 (add_AT_string): Call find_AT_string.
7654 (dwarf2out_set_name): New.
7655 * cp/decl.c (grokdeclarator): Call set_name.
7656 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7657 * debug.c (do_nothing_debug_hooks): Likewise.
7658 * dbxout.c (dbx_debug_hooks): Likewise.
7659 * sdbout.c (sdb_debug_hooks): Likewise.
7661 2009-04-15 Michael Eager <eager@eagercon.com>
7663 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7664 reg for single-precision FPU.
7665 * config/rs6000/rs6000.md (movsi_internal1): Only for
7667 (movsi_internal1_single): New. Add pattern to move SI values to/from
7668 single-precision FP regs.
7670 2009-04-15 Richard Guenther <rguenther@suse.de>
7672 * omp-low.c (lower_rec_input_clauses): Build correct address
7674 (expand_omp_for_generic): Fix multiplication type.
7675 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7676 (generate_memset_zero): Fix types.
7677 * tree-profile.c (prepare_instrumented_value): Correctly
7680 2009-04-15 Ian Lance Taylor <iant@google.com>
7682 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7683 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7684 for -Wall and for -Wc++-compat.
7685 (c_common_post_options): For C++, set warn_enum_compare if not
7687 * c-tree.h (struct c_expr): Add field original_type.
7688 (build_external_ref): Update declaration.
7689 * c-parser.c (c_parser_braced_init): Set original_type.
7690 (c_parser_initelt): Likewise.
7691 (c_parser_expr_no_commas): Likewise.
7692 (c_parser_conditional_expression): Likewise.
7693 (c_parser_cast_expression): Likewise.
7694 (c_parser_unary_expression): Likewise. Pull setting of
7695 original_code to top of function.
7696 (c_parser_sizeof_expression): Set original_type.
7697 (c_parser_alignof_expression): Likewise.
7698 (c_parser_postfix_expression): Likewise. Pull setting of
7699 original_code to top of function.
7700 (c_parser_postfix_expression_after_paren_type): Set original_type.
7701 (c_parser_postfix_expression_after_primary): Likewise.
7702 (c_parser_expression): Likewise.
7703 * c-typeck.c (build_external_ref): Add type parameter. Change all
7705 (c_expr_sizeof_expr): Set original_type field.
7706 (parser_build_unary_op): Likewise.
7707 (parser_build_binary_op): Likewise. Optionally warn about
7708 comparisons of enums of different types.
7709 (digest_init): Set original_type field.
7710 (really_start_incremental_init): Likewise.
7711 (push_init_level, pop_init_level): Likewise.
7712 * doc/invoke.texi (Warning Options): -Wenum-compare now
7715 2009-04-15 Richard Guenther <rguenther@suse.de>
7717 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7718 out a necessary conversion.
7719 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7720 names we didn't value number.
7721 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7723 2009-04-15 Richard Guenther <rguenther@suse.de>
7725 PR tree-optimization/39764
7726 * tree-ssa-ccp.c (get_value): Canonicalize value with
7727 canonicalize_float_value.
7729 2009-04-15 Jan Hubicka <jh@suse.cz>
7731 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7732 Wrong version of patch.
7734 2009-04-15 Jan Hubicka <jh@suse.cz>
7736 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7738 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7740 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7741 our distinct integral and vector types.
7743 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7745 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7746 * init.c (build_vtbl_address): Remove call to assemble_external.
7748 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7750 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7751 output for other floating point modes.
7753 2009-04-14 Diego Novillo <dnovillo@google.com>
7755 * diagnostic.c (diagnostic_report_diagnostic): Do not
7756 warn about loaded plugins for DK_ERROR and DK_WARNING.
7757 * c-decl.c (declspecs_add_type): Move call to
7758 invoke_plugin_callbacks ...
7759 * c-parser.c (c_parser_declspecs): ... here.
7760 * plugin.c (dump_active_plugins): Tidy output.
7762 2009-04-14 Diego Novillo <dnovillo@google.com>
7763 Le-Chun Wu <lcwu@google.com>
7765 * configure.ac: Add --enable-plugin support.
7766 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7767 * Makefile.in (PLUGIN_H): Define.
7768 Export ENABLE_PLUGIN and GMPINC to site.exp.
7769 Add PLUGINLIBS to link command.
7770 Add/modify dependencies for plugin.o and files including plugin.h.
7772 * config.in: Regenerate.
7774 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7777 2009-04-14 Le-Chun Wu <lcwu@google.com>
7779 * tree-pass.h (register_one_dump_file): Add a prototype for
7780 register_one_dump_file.
7781 * toplev.c (compile_file): Call initialize_plugins.
7782 (do_compile): Call invoke_plugin_callbacks.
7783 (toplev_main): Call invoke_plugin_callbacks.
7784 * common.opt: Add -fplugin= and -fplugin-arg-.
7785 * gcc-plugin.h: New public header file for plugins to include.
7786 * plugin.c: New source file.
7787 * plugin.h: New internal header file.
7788 * passes.c (register_one_dump_file): Make it external.
7790 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7792 2009-04-14 Diego Novillo <dnovillo@google.com>
7794 * doc/plugins.texi: New.
7795 * doc/gccint.texi: Add reference to Plugins chapter.
7796 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7797 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7798 loaded plugins, if any.
7799 * timevar.def (TV_PLUGIN_INIT): Define.
7800 (TV_PLUGIN_RUN): Define.
7801 * plugin.c: Include timevar.h
7802 (plugins_active_p): New.
7803 (dump_active_plugins): New.
7804 (debug_active_plugins): New.
7806 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7808 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7810 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7812 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7814 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7815 the same as a minus without a shift.
7817 2009-04-14 Nick Clifton <nickc@redhat.com>
7819 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7820 comparisons with small integers will always produce a short
7823 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7826 2008-12-19 Diego Novillo <dnovillo@google.com>
7828 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7830 2009-04-14 Richard Guenther <rguenther@suse.de>
7832 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7834 (verify_gimple_assign_binary): Likewise. Handle shifts and
7836 (verify_gimple_phi): Print the mismatched argument position.
7837 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7839 (vect_update_init_of_dr): Likewise.
7840 * matrix-reorg.c (transform_access_sites): Do what the
7842 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7844 2009-04-13 Michael Eager <eager@eagercon.com>
7846 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7847 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7848 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7849 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7850 remove duplicate config
7852 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7854 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7855 file_name:line_number type locator of the call site.
7857 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7859 * genautomata.c: Put blank after comma.
7860 (automaton_decls): New.
7861 (struct unit_usage): Add comments to member next.
7862 (store_alt_unit_usage): Keep the list ordered.
7863 (unit_present_on_list_p, equal_alternatives_p): New.
7864 (check_regexp_units_distribution): Check units distribution
7865 correctness correctly.
7866 (main): Don't write automata if error is found. Return correct
7869 * config/m68k/cf.md (cfv4_ds): Remove.
7870 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7871 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7873 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7874 power4-load-ext, power4-store, power4-store-update,
7875 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7876 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7877 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7878 power4-sqrt, power4-isync): Modify reservation to make correct
7879 unit distribution to automata.
7881 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7882 power5-store-update, power5-two, power5-three, power5-lmul,
7883 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7885 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7887 * except.c (pass_set_nothrow_function_flags): Set name and add
7889 (set_nothrow_function_flags): Mention in the dump file when
7890 changing a function to nothrow.
7892 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7895 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7896 instead of unsigned long.
7898 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7900 * config/arm/arm.c (return_used_this_function): Remove.
7901 (arm_output_function_prologue): Remove use of
7902 return_used_this_function.
7903 (output_return_instruction): Replace use of
7904 return_used_this_function
7905 by cfun->machine->return_used_this_function.
7906 (arm_output_epilogue): Likewise.
7907 (arm_output_function_epilogue): Likewise.
7908 (thumb_unexpanded_epilogue): Likewise.
7909 * config/arm/arm.h (struct machine_function):
7910 New member return_used_this_function.
7912 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7914 * doc/install.texi: Correct description of default directory for
7915 --with-gxx-include-dir.
7917 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7919 * fold-const.c (build_range_check): Properly deal with enumeral and
7922 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7924 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7925 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7926 * params.h (MAX_GCSE_PASSES): Remove.
7927 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7928 in sequence. Remove ability to run multiple passes.
7929 (bypass_jumps): Report run as third CPROP pass.
7931 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7934 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7935 when deciding whether the whole SEQUENCE can throw.
7937 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7940 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7941 offseted label references.
7943 2009-04-11 Jan Hubicka <jh@suse.cz>
7945 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7947 2009-04-11 Richard Guenther <rguenther@suse.de>
7950 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7951 return variables as TREE_ADDRESSABLE.
7953 2009-04-11 Richard Guenther <rguenther@suse.de>
7955 PR tree-optimization/39713
7956 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7957 reference trees have SSA_NAME operands.
7959 2009-04-11 Richard Guenther <rguenther@suse.de>
7962 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7963 address expressions.
7965 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7967 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7968 match changes in Cygwin 1.7
7969 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7970 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7972 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7974 PR tree-optimization/39701
7975 * doc/invoke.texi (Optimization Options): Document change in
7976 meaning and initialization of -fdelete-null-pointer-checks.
7978 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7981 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7983 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7986 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7988 2009-04-10 Chao-ying Fu <fu@mips.com>
7990 * doc/tm.texi (Instruction Output): Document
7991 TARGET_ASM_FINAL_POSTSCAN_INSN.
7992 * target.h (final_postscan_insn): New field in asm_out.
7993 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7994 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7995 * final.c (final_scan_insn): Call
7996 targetm.asm_out.final_postscan_insn after outputting
7997 an asm macro and a normal instruction.
7999 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
8000 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
8001 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
8002 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
8003 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8005 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
8008 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
8009 variables as non-NULL even with -fdelete-null-pointer-checks.
8011 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
8013 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
8015 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
8018 * config/i386/i386.c (classify_argument): Handle SCmode with
8019 (bit_offset % 64) != 0.
8021 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
8023 * doc/invoke.texi (Optimize Options): Add cross-reference to
8024 -Q --help=optimizers examples.
8026 2009-04-10 Ben Elliston <bje@au.ibm.com>
8029 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
8030 regalign for the reg == fpr and TDmode case.
8032 2009-04-09 David Ayers <ayers@fsfe.org>
8035 * objc/objc-act.c (warn_with_method): Remove helper function.
8036 (check_duplicates): Call warning and inform directly.
8037 (really_start_method): Likewise.
8039 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8041 * expmed.c (expand_divmod): Always use a comparison for a division
8042 by a large unsigned integer.
8044 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
8045 for things others than variables or functions as nonzero.
8047 2009-04-09 Nick Clifton <nickc@redhat.com>
8049 * unwind-compat.c: Change copyright header to refer to version
8050 3 of the GNU General Public License with version 3.1 of the
8051 GCC Runtime Library Exception and to point readers at the
8052 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
8053 * config/alpha/crtfastmath.c: Likewise.
8054 * config/alpha/linux-unwind.h: Likewise.
8055 * config/alpha/qrnnd.asm: Likewise.
8056 * config/alpha/vms-crt0-64.c: Likewise.
8057 * config/alpha/vms-crt0.c: Likewise.
8058 * config/alpha/vms-dwarf2.asm: Likewise.
8059 * config/alpha/vms-dwarf2eh.asm: Likewise.
8060 * config/alpha/vms-psxcrt0-64.c: Likewise.
8061 * config/alpha/vms-psxcrt0.c: Likewise.
8062 * config/alpha/vms_tramp.asm: Likewise.
8063 * config/arc/initfini.c: Likewise.
8064 * config/arc/lib1funcs.asm: Likewise.
8065 * config/arm/bpabi-v6m.S: Likewise.
8066 * config/arm/bpabi.S: Likewise.
8067 * config/arm/bpabi.c: Likewise.
8068 * config/arm/crti.asm: Likewise.
8069 * config/arm/crtn.asm: Likewise.
8070 * config/arm/ieee754-df.S: Likewise.
8071 * config/arm/ieee754-sf.S: Likewise.
8072 * config/arm/lib1funcs.asm: Likewise.
8073 * config/arm/libunwind.S: Likewise.
8074 * config/arm/linux-atomic.c: Likewise.
8075 * config/arm/mmintrin.h: Likewise.
8076 * config/arm/pr-support.c: Likewise.
8077 * config/arm/unaligned-funcs.c: Likewise.
8078 * config/arm/unwind-arm.c: Likewise.
8079 * config/arm/unwind-arm.h: Likewise.
8080 * config/avr/libgcc.S: Likewise.
8081 * config/bfin/crti.s: Likewise.
8082 * config/bfin/crtlibid.s: Likewise.
8083 * config/bfin/crtn.s: Likewise.
8084 * config/bfin/lib1funcs.asm: Likewise.
8085 * config/bfin/linux-unwind.h: Likewise.
8086 * config/cris/arit.c: Likewise.
8087 * config/cris/cris_abi_symbol.c: Likewise.
8088 * config/darwin-64.c: Likewise.
8089 * config/darwin-crt2.c: Likewise.
8090 * config/darwin-crt3.c: Likewise.
8091 * config/darwin.h: Likewise.
8092 * config/dbxelf.h: Likewise.
8093 * config/dfp-bit.c: Likewise.
8094 * config/dfp-bit.h: Likewise.
8095 * config/elfos.h: Likewise.
8096 * config/fixed-bit.c: Likewise.
8097 * config/fixed-bit.h: Likewise.
8098 * config/fp-bit.c: Likewise.
8099 * config/fp-bit.h: Likewise.
8100 * config/fr30/crti.asm: Likewise.
8101 * config/fr30/crtn.asm: Likewise.
8102 * config/fr30/lib1funcs.asm: Likewise.
8103 * config/freebsd-spec.h: Likewise.
8104 * config/frv/cmovd.c: Likewise.
8105 * config/frv/cmovh.c: Likewise.
8106 * config/frv/cmovw.c: Likewise.
8107 * config/frv/frvbegin.c: Likewise.
8108 * config/frv/frvend.c: Likewise.
8109 * config/frv/lib1funcs.asm: Likewise.
8110 * config/glibc-stdint.h: Likewise.
8111 * config/h8300/clzhi2.c: Likewise.
8112 * config/h8300/crti.asm: Likewise.
8113 * config/h8300/crtn.asm: Likewise.
8114 * config/h8300/ctzhi2.c: Likewise.
8115 * config/h8300/fixunssfsi.c: Likewise.
8116 * config/h8300/lib1funcs.asm: Likewise.
8117 * config/h8300/parityhi2.c: Likewise.
8118 * config/h8300/popcounthi2.c: Likewise.
8119 * config/i386/ammintrin.h: Likewise.
8120 * config/i386/att.h: Likewise.
8121 * config/i386/avxintrin.h: Likewise.
8122 * config/i386/biarch64.h: Likewise.
8123 * config/i386/bmmintrin.h: Likewise.
8124 * config/i386/cpuid.h: Likewise.
8125 * config/i386/cross-stdarg.h: Likewise.
8126 * config/i386/crtfastmath.c: Likewise.
8127 * config/i386/crtprec.c: Likewise.
8128 * config/i386/cygming-crtbegin.c: Likewise.
8129 * config/i386/cygming-crtend.c: Likewise.
8130 * config/i386/cygwin.asm: Likewise.
8131 * config/i386/emmintrin.h: Likewise.
8132 * config/i386/gmm_malloc.h: Likewise.
8133 * config/i386/gthr-win32.c: Likewise.
8134 * config/i386/i386.h: Likewise.
8135 * config/i386/immintrin.h: Likewise.
8136 * config/i386/linux-unwind.h: Likewise.
8137 * config/i386/linux64.h: Likewise.
8138 * config/i386/mm3dnow.h: Likewise.
8139 * config/i386/mmintrin-common.h: Likewise.
8140 * config/i386/mmintrin.h: Likewise.
8141 * config/i386/nmmintrin.h: Likewise.
8142 * config/i386/pmm_malloc.h: Likewise.
8143 * config/i386/pmmintrin.h: Likewise.
8144 * config/i386/smmintrin.h: Likewise.
8145 * config/i386/sol2-c1.asm: Likewise.
8146 * config/i386/sol2-ci.asm: Likewise.
8147 * config/i386/sol2-cn.asm: Likewise.
8148 * config/i386/sol2-gc1.asm: Likewise.
8149 * config/i386/tmmintrin.h: Likewise.
8150 * config/i386/unix.h: Likewise.
8151 * config/i386/w32-unwind.h: Likewise.
8152 * config/i386/wmmintrin.h: Likewise.
8153 * config/i386/x86-64.h: Likewise.
8154 * config/i386/x86intrin.h: Likewise.
8155 * config/i386/xmmintrin.h: Likewise.
8156 * config/ia64/crtbegin.asm: Likewise.
8157 * config/ia64/crtend.asm: Likewise.
8158 * config/ia64/crtfastmath.c: Likewise.
8159 * config/ia64/crti.asm: Likewise.
8160 * config/ia64/crtn.asm: Likewise.
8161 * config/ia64/fde-glibc.c: Likewise.
8162 * config/ia64/lib1funcs.asm: Likewise.
8163 * config/ia64/linux-unwind.h: Likewise.
8164 * config/ia64/quadlib.c: Likewise.
8165 * config/ia64/unwind-ia64.c: Likewise.
8166 * config/linux.h: Likewise.
8167 * config/m32c/m32c-lib1.S: Likewise.
8168 * config/m32c/m32c-lib2-trapv.c: Likewise.
8169 * config/m32c/m32c-lib2.c: Likewise.
8170 * config/m32r/initfini.c: Likewise.
8171 * config/m68hc11/larith.asm: Likewise.
8172 * config/m68hc11/m68hc11-crt0.S: Likewise.
8173 * config/m68k/cf.md: Likewise.
8174 * config/m68k/crti.s: Likewise.
8175 * config/m68k/crtn.s: Likewise.
8176 * config/m68k/lb1sf68.asm: Likewise.
8177 * config/m68k/linux-unwind.h: Likewise.
8178 * config/mcore/crti.asm: Likewise.
8179 * config/mcore/crtn.asm: Likewise.
8180 * config/mcore/lib1.asm: Likewise.
8181 * config/mips/linux-unwind.h: Likewise.
8182 * config/mips/loongson.h: Likewise.
8183 * config/mips/mips16.S: Likewise.
8184 * config/mmix/crti.asm: Likewise.
8185 * config/mmix/crtn.asm: Likewise.
8186 * config/pa/fptr.c: Likewise.
8187 * config/pa/hpux-unwind.h: Likewise.
8188 * config/pa/lib2funcs.asm: Likewise.
8189 * config/pa/linux-atomic.c: Likewise.
8190 * config/pa/linux-unwind.h: Likewise.
8191 * config/pa/milli64.S: Likewise.
8192 * config/pa/quadlib.c: Likewise.
8193 * config/pa/stublib.c: Likewise.
8194 * config/picochip/libgccExtras/adddi3.asm: Likewise.
8195 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
8196 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
8197 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
8198 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
8199 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
8200 * config/picochip/libgccExtras/divmod15.asm: Likewise.
8201 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
8202 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
8203 * config/picochip/libgccExtras/longjmp.asm: Likewise.
8204 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
8205 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
8206 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
8207 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
8208 * config/picochip/libgccExtras/setjmp.asm: Likewise.
8209 * config/picochip/libgccExtras/subdi3.asm: Likewise.
8210 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
8211 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
8212 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
8213 * config/rs6000/750cl.h: Likewise.
8214 * config/rs6000/altivec.h: Likewise.
8215 * config/rs6000/biarch64.h: Likewise.
8216 * config/rs6000/crtresfpr.asm: Likewise.
8217 * config/rs6000/crtresgpr.asm: Likewise.
8218 * config/rs6000/crtresxfpr.asm: Likewise.
8219 * config/rs6000/crtresxgpr.asm: Likewise.
8220 * config/rs6000/crtsavfpr.asm: Likewise.
8221 * config/rs6000/crtsavgpr.asm: Likewise.
8222 * config/rs6000/darwin-asm.h: Likewise.
8223 * config/rs6000/darwin-fallback.c: Likewise.
8224 * config/rs6000/darwin-fpsave.asm: Likewise.
8225 * config/rs6000/darwin-ldouble.c: Likewise.
8226 * config/rs6000/darwin-tramp.asm: Likewise.
8227 * config/rs6000/darwin-unwind.h: Likewise.
8228 * config/rs6000/darwin-vecsave.asm: Likewise.
8229 * config/rs6000/darwin-world.asm: Likewise.
8230 * config/rs6000/e500crtres32gpr.asm: Likewise.
8231 * config/rs6000/e500crtres64gpr.asm: Likewise.
8232 * config/rs6000/e500crtres64gprctr.asm: Likewise.
8233 * config/rs6000/e500crtrest32gpr.asm: Likewise.
8234 * config/rs6000/e500crtrest64gpr.asm: Likewise.
8235 * config/rs6000/e500crtresx32gpr.asm: Likewise.
8236 * config/rs6000/e500crtresx64gpr.asm: Likewise.
8237 * config/rs6000/e500crtsav32gpr.asm: Likewise.
8238 * config/rs6000/e500crtsav64gpr.asm: Likewise.
8239 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
8240 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
8241 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
8242 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
8243 * config/rs6000/eabi-ci.asm: Likewise.
8244 * config/rs6000/eabi-cn.asm: Likewise.
8245 * config/rs6000/eabi.asm: Likewise.
8246 * config/rs6000/linux-unwind.h: Likewise.
8247 * config/rs6000/linux64.h: Likewise.
8248 * config/rs6000/paired.h: Likewise.
8249 * config/rs6000/paired.md: Likewise.
8250 * config/rs6000/ppc64-fp.c: Likewise.
8251 * config/rs6000/ppu_intrinsics.h: Likewise.
8252 * config/rs6000/rs6000.h: Likewise.
8253 * config/rs6000/si2vmx.h: Likewise.
8254 * config/rs6000/sol-ci.asm: Likewise.
8255 * config/rs6000/sol-cn.asm: Likewise.
8256 * config/rs6000/spe.h: Likewise.
8257 * config/rs6000/spu2vmx.h: Likewise.
8258 * config/rs6000/sysv4.h: Likewise.
8259 * config/rs6000/tramp.asm: Likewise.
8260 * config/rs6000/vec_types.h: Likewise.
8261 * config/s390/linux-unwind.h: Likewise.
8262 * config/s390/tpf-unwind.h: Likewise.
8263 * config/score/crti.asm: Likewise.
8264 * config/score/crtn.asm: Likewise.
8265 * config/sh/crt1.asm: Likewise.
8266 * config/sh/crti.asm: Likewise.
8267 * config/sh/crtn.asm: Likewise.
8268 * config/sh/divtab-sh4-300.c: Likewise.
8269 * config/sh/divtab-sh4.c: Likewise.
8270 * config/sh/divtab.c: Likewise.
8271 * config/sh/lib1funcs-4-300.asm: Likewise.
8272 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
8273 * config/sh/lib1funcs.asm: Likewise.
8274 * config/sh/lib1funcs.h: Likewise.
8275 * config/sh/linux-atomic.asm: Likewise.
8276 * config/sh/linux-unwind.h: Likewise.
8277 * config/sh/shmedia.h: Likewise.
8278 * config/sh/sshmedia.h: Likewise.
8279 * config/sh/ushmedia.h: Likewise.
8280 * config/sparc/crtfastmath.c: Likewise.
8281 * config/sparc/linux-unwind.h: Likewise.
8282 * config/sparc/sol2-c1.asm: Likewise.
8283 * config/sparc/sol2-ci.asm: Likewise.
8284 * config/sparc/sol2-cn.asm: Likewise.
8285 * config/spu/divmodti4.c: Likewise.
8286 * config/spu/divv2df3.c: Likewise.
8287 * config/spu/float_disf.c: Likewise.
8288 * config/spu/float_unsdidf.c: Likewise.
8289 * config/spu/float_unsdisf.c: Likewise.
8290 * config/spu/float_unssidf.c: Likewise.
8291 * config/spu/mfc_multi_tag_release.c: Likewise.
8292 * config/spu/mfc_multi_tag_reserve.c: Likewise.
8293 * config/spu/mfc_tag_release.c: Likewise.
8294 * config/spu/mfc_tag_reserve.c: Likewise.
8295 * config/spu/mfc_tag_table.c: Likewise.
8296 * config/spu/multi3.c: Likewise.
8297 * config/spu/spu_internals.h: Likewise.
8298 * config/spu/spu_intrinsics.h: Likewise.
8299 * config/spu/spu_mfcio.h: Likewise.
8300 * config/spu/vec_types.h: Likewise.
8301 * config/spu/vmx2spu.h: Likewise.
8302 * config/stormy16/stormy16-lib2.c: Likewise.
8303 * config/svr4.h: Likewise.
8304 * config/sync.c: Likewise.
8305 * config/v850/lib1funcs.asm: Likewise.
8306 * config/vxlib-tls.c: Likewise.
8307 * config/vxlib.c: Likewise.
8308 * config/vxworks-dummy.h: Likewise.
8309 * config/xtensa/crti.asm: Likewise.
8310 * config/xtensa/crtn.asm: Likewise.
8311 * config/xtensa/ieee754-df.S: Likewise.
8312 * config/xtensa/ieee754-sf.S: Likewise.
8313 * config/xtensa/lib1funcs.asm: Likewise.
8314 * config/xtensa/lib2funcs.S: Likewise.
8315 * config/xtensa/linux-unwind.h: Likewise.
8316 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
8317 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
8318 * coretypes.h: Likewise.
8319 * crtstuff.c: Likewise.
8320 * defaults.h: Likewise.
8321 * dwarf2.h: Likewise.
8322 * emutls.c: Likewise.
8323 * gbl-ctors.h: Likewise.
8324 * gcov-io.h: Likewise.
8325 * ginclude/float.h: Likewise.
8326 * ginclude/iso646.h: Likewise.
8327 * ginclude/stdarg.h: Likewise.
8328 * ginclude/stdbool.h: Likewise.
8329 * ginclude/stddef.h: Likewise.
8330 * ginclude/stdfix.h: Likewise.
8331 * ginclude/stdint-gcc.h: Likewise.
8332 * ginclude/tgmath.h: Likewise.
8333 * gthr-aix.h: Likewise.
8334 * gthr-dce.h: Likewise.
8335 * gthr-gnat.c: Likewise.
8336 * gthr-gnat.h: Likewise.
8337 * gthr-lynx.h: Likewise.
8338 * gthr-mipssde.h: Likewise.
8339 * gthr-nks.h: Likewise.
8340 * gthr-posix.c: Likewise.
8341 * gthr-posix.h: Likewise.
8342 * gthr-posix95.h: Likewise.
8343 * gthr-rtems.h: Likewise.
8344 * gthr-single.h: Likewise.
8345 * gthr-solaris.h: Likewise.
8346 * gthr-tpf.h: Likewise.
8347 * gthr-vxworks.h: Likewise.
8348 * gthr-win32.h: Likewise.
8350 * libgcc2.c: Likewise.
8351 * libgcc2.h: Likewise.
8352 * libgcov.c: Likewise.
8353 * tsystem.h: Likewise.
8354 * typeclass.h: Likewise.
8355 * unwind-c.c: Likewise.
8356 * unwind-compat.h: Likewise.
8357 * unwind-dw2-fde-compat.c: Likewise.
8358 * unwind-dw2-fde-darwin.c: Likewise.
8359 * unwind-dw2-fde-glibc.c: Likewise.
8360 * unwind-dw2-fde.c: Likewise.
8361 * unwind-dw2-fde.h: Likewise.
8362 * unwind-dw2.c: Likewise.
8363 * unwind-dw2.h: Likewise.
8364 * unwind-generic.h: Likewise.
8365 * unwind-pe.h: Likewise.
8366 * unwind-sjlj.c: Likewise.
8367 * unwind.inc: Likewise.
8368 * config/arm/neon-gen.ml: Change generated copyright header to
8369 refer to version 3 of the GNU General Public License with
8370 version 3.1 of the GCC Runtime Library Exception and to point
8371 readers at the COPYING3 and COPYING3.RUNTIME files and the
8372 FSF's license web page.
8373 * config/arm/arm_neon.h: Regenerate.
8375 2009-04-09 Jakub Jelinek <jakub@redhat.com>
8377 * config/cris/cris.md: Change copyright header to refer to version
8378 3 of the GNU General Public License.
8379 * doc/install.texi2html: Change copyright header to refer to version
8380 3 of the GNU General Public License and to point readers at the
8381 COPYING3 file and the FSF's license web page.
8382 * config/vax/linux.h: Likewise.
8384 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8386 * config/i386/i386.md (cmpcc): New.
8387 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
8388 (sync_compare_and_swap_cc*): Delete.
8390 * config/s390/s390.c (s390_compare_emitted): Remove.
8391 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
8392 s390_compare_emitted used to be handled. Assert that modes match.
8393 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
8394 refer to sync_compare_and_swap_ccsi.
8395 * config/s390/s390.h (s390_compare_emitted): Remove.
8396 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
8397 instead of s390_compare_emitted.
8398 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
8399 instead of s390_compare_emitted.
8400 * config/s390/s390.md (cmpcc): New.
8401 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
8402 CC_REGNUM, do not pretend it's set.
8403 (sync_compare_and_swap_cc*): Delete.
8404 * config/s390/predicates.md (cc_reg_operand): New.
8406 * expr.c (sync_compare_and_swap_cc): Delete.
8407 * optabs.h (sync_compare_and_swap_cc): Delete.
8408 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
8409 is being used with can_compare_p.
8410 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
8412 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
8413 look for a MODE_CC set instead. Use emit_store_flag.
8414 (expand_compare_and_swap_loop): Likewise, with some additional
8415 complication to avoid a force_reg when useless. Use
8416 emit_cmp_and_jump_insns.
8417 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
8418 * doc/md.texi (sync_compare_and_swap_cc): Merge with
8419 sync_compare_and_swap documentation.
8421 2009-04-09 Jan Hubicka <jh@suse.cz>
8423 * except.c (find_prev_try): Break out from ....
8424 (duplicate_eh_regions): ... here; properly update prev_try pointers
8425 when duplication part of tree.
8426 (dump_eh_tree): Improve dumping.
8427 (verify_eh_region): New.
8428 (verify_eh_tree): Use it.
8430 2009-04-06 Richard Guenther <rguenther@suse.de>
8432 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
8433 &ARRAY addresses by adjusting their types and prepending
8435 * tree-cfg.c (verify_gimple_assign_single): Verify that
8436 addresses are correct.
8438 2009-04-09 Richard Guenther <rguenther@suse.de>
8440 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
8441 indices into an array reference if possible.
8442 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8443 Fold POINTER_PLUS_EXPR statements with invariant address.
8445 2009-04-09 Alan Modra <amodra@bigpond.net.au>
8448 * config.gcc (powerpc64-*-linux*): Always build biarch.
8450 2009-04-09 Joseph Myers <joseph@codesourcery.com>
8453 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
8454 it and pedwarn if this results in an INTEGER_CST.
8456 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8458 * doc/install.texi: Update minimum GMP version. Remove obsolete
8459 text in MPFR section.
8461 2009-04-08 Jakub Jelinek <jakub@redhat.com>
8463 * dwarf2out.c (class_scope_p): New static inline.
8464 (class_or_namespace_scope_p): Use it.
8465 (gen_variable_die): Use DW_TAG_member tag for static data member
8466 declarations instead of DW_TAG_variable.
8469 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
8472 2009-04-08 Richard Guenther <rguenther@suse.de>
8474 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
8475 valueize random data.
8477 2009-04-08 David Edelsohn <edelsohn@gnu.org>
8479 * config.gcc (aix tm_file): Add aix-stdint.h.
8480 (aix tm clause use_gcc_stdint): Set to wrap.
8481 * config/rs6000/aix-stdint.h: New file.
8483 2009-04-08 Richard Guenther <rguenther@suse.de>
8486 * tree-dfa.c (add_referenced_var): Do not recurse into
8487 global initializers.
8488 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
8490 (fold_const_aggregate_ref): Likewise.
8492 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8494 * recog.c (ordered_comparison_operator): New.
8495 * gensupport.c (std_preds): Add it.
8496 * doc/md.texi (Machine-Independent Predicates): Document it.
8498 2009-04-08 Jan Hubicka <jh@suse.cz>
8500 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
8501 * function.h (rtl_eh): Remove exception_handler_label_map.
8502 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
8503 remove_exception_handler_label, for_each_eh_label_1): Remove.
8504 (rtl_remove_unreachable_regions): Remove.
8505 (convert_from_eh_region_ranges): Do not remove unreachable regions.
8506 (find_exception_handler_labels): Don't build the hashtable.
8507 (maybe_remove_eh_handler): Remove.
8508 (for_each_eh_label): Rewrite to walk the tree.
8509 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
8510 * except.h (maybe_remove_eh_handler): Remove.
8511 * passes.c (init_optimization_passes): Schedule second EH cleanup
8513 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
8514 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
8516 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8518 * genoutput.c (validate_optab_operands): New.
8519 (gen_insn, gen_expand): Call it.
8521 * genflags.c (gen_insn): Detect misused iterators.
8522 (main): Pass line_no to gen_insn, exit with status 1 on error.
8524 * genextract.c (line_no): Make global.
8525 (VEC_safe_set_locstr): Change assertion to error message.
8526 (main): Exit with status 1 on error.
8528 2009-04-08 Joseph Myers <joseph@codesourcery.com>
8532 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8533 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8534 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
8535 * c-convert.c (convert): Do not call fold on results of conversion
8536 functions when the result is a C_MAYBE_CONST_EXPR.
8537 * c-parser.c (c_parser_postfix_expression): Do not fold condition
8538 of __builtin_choose_expr.
8539 * c-typeck.c (remove_c_maybe_const_expr): New.
8540 (build_unary_op, build_conditional_expr, build_compound_expr,
8541 build_binary_op, c_objc_common_truthvalue_conversion): Call
8542 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
8545 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
8547 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
8548 CODE to produce a new one. Add a prototype to use fold_convert_const
8550 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8553 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8554 mix declarations and code.
8556 2009-04-08 Ben Elliston <bje@au.ibm.com>
8558 * gcc.c: Replace `CC' with `GCC' throughout.
8560 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8562 * doc/invoke.texi: Document Atom support.
8564 2009-04-07 Jason Merrill <jason@redhat.com>
8567 * c-common.h, c-common.c: Add flag_pretty_templates.
8568 * c-opts.c (c_common_handle_option): Set it.
8569 * c.opt: Add -fno-pretty-templates.
8570 * doc/invoke.texi (C++ Dialect Options): Likewise.
8572 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8574 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8575 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8576 (ia64_expand_builtin): Likewise.
8578 2009-04-07 Martin Jambor <mjambor@suse.cz>
8580 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8581 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8582 ADDR_EXPRS are include too.
8584 2009-04-07 Richard Guenther <rguenther@suse.de>
8586 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8587 decls are only used if passes as parameters or if they are
8588 local statics and the call is not to a builtin.
8589 (call_may_clobber_ref_p_1): Likewise.
8591 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8593 * expr.c (do_store_flag): Remove last argument. Simplify code
8594 to avoid duplication of tests already done by can_compare_p.
8595 (expand_expr_real_1): Adjust caller.
8597 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8599 * optabs.c (can_compare_p): Test the predicate of a
8600 cbranch and cstore pattern.
8602 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8604 * expr.c (convert_move): Use emit_store_flag instead of
8607 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8609 * config/i386/i386.c (ix86_compare_emitted): Remove.
8610 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8611 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8612 * config/i386/i386.h (ix86_compare_emitted): Remove.
8613 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8614 instead of ix86_compare_emitted.
8615 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8617 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8619 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8620 Add t-sysroot-suffix to tmake_file.
8621 * config/print-sysroot-suffix.sh: New file.
8622 * config/t-sysroot-suffix: New file.
8624 2009-04-07 Ben Elliston <bje@au.ibm.com>
8626 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8627 as the latter produces a warning when the target does not support
8630 2009-04-07 Ben Elliston <bje@au.ibm.com>
8632 * dfp.c: Replace type punning assignments with memcpy throughout.
8633 * Makefile.in (dfp.o-warn): Remove.
8635 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8638 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8639 Include soft-fp/t-softfp after rs6000/t-linux64.
8641 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8643 * stor-layout.c (set_sizetype): Use the full precision of their
8644 machine mode for bitsize types.
8646 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8648 * config/i386/i386.md: Revert 2 accidental checkins.
8650 2009-04-06 Joey Ye <joey.ye@intel.com>
8651 Xuepeng Guo <xuepeng.guo@intel.com>
8652 H.J. Lu <hongjiu.lu@intel.com>
8654 Atom pipeline model, tuning and insn selection.
8655 * config.gcc (atom): Add atom config options and target.
8657 * config/i386/atom.md: New.
8659 * config/i386/i386.c (atom_cost): New cost.
8660 (m_ATOM): New macro flag.
8661 (initial_ix86_tune_features): Set m_ATOM.
8662 (x86_accumulate_outgoing_args): Likewise.
8663 (x86_arch_always_fancy_math_387): Likewise.
8664 (processor_target): Add Atom cost.
8665 (cpu_names): Add Atom cpu name.
8666 (override_options): Set Atom ISA.
8667 (ix86_issue_rate): New case PROCESSOR_ATOM.
8668 (ix86_adjust_cost): Likewise.
8670 * config/i386/i386.h (TARGET_ATOM): New target macro.
8671 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8672 (TARGET_OPT_AGU): New target option.
8673 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8674 (processor_type): Add PROCESSOR_ATOM.
8676 * config/i386/i386.md (cpu): Add new value "atom".
8677 (use_carry, movu): New attr.
8678 (atom.md): Include atom.md.
8679 (adddi3_carry_rex64): Set attr "use_carry".
8680 (addqi3_carry): Likewise.
8681 (addhi3_carry): Likewise.
8682 (addsi3_carry): Likewise.
8683 (*addsi3_carry_zext): Likewise.
8684 (subdi3_carry_rex64): Likewise.
8685 (subqi3_carry): Likewise.
8686 (subhi3_carry): Likewise.
8687 (subsi3_carry): Likewise.
8688 (x86_movdicc_0_m1_rex64): Likewise.
8689 (*x86_movdicc_0_m1_se): Likewise.
8690 (x86_movsicc_0_m1): Likewise.
8691 (*x86_movsicc_0_m1_se): Likewise.
8692 (*adddi_1_rex64): Emit add insn as much as possible.
8693 (*addsi_1): Likewise.
8694 (return_internal): Set atom_unit.
8695 (return_internal_long): Likewise.
8696 (return_pop_internal): Likewise.
8697 (*rcpsf2_sse): Set atom_sse_attr attr.
8698 (*qrt<mode>2_sse): Likewise.
8699 (*prefetch_sse): Likewise.
8701 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8703 (ix86_target_macros_internal): Likewise.
8705 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8706 (*prefetch_sse_rex): Likewise.
8707 (sse_rcpv4sf2): Likewise.
8708 (sse_vmrcpv4sf2): Likewise.
8709 (sse_sqrtv4sf2): Likewise.
8710 (<sse>_vmsqrt<mode>2): Likewise.
8711 (sse_ldmxcsr): Likewise.
8712 (sse_stmxcsr): Likewise.
8713 (*sse_sfence): Likewise.
8714 (sse2_clflush): Likewise.
8715 (*sse2_mfence): Likewise.
8716 (*sse2_lfence): Likewise.
8717 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8718 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8719 (avx_movdqu<avxmodesuffix>): Likewise.
8720 (avx_lddqu<avxmodesuffix>): Likewise.
8721 (sse2_movntv2di): Change attr "type" to "ssemov".
8722 (sse2_movntsi): Likewise.
8723 (rsqrtv8sf2): Change attr "type" to "sseadd".
8724 (sse3_addsubv2df3): Set attr "atom_unit".
8725 (sse3_h<plusminus_insn>v4sf3): Likewise.
8726 (*sse2_pmaddwd): Likewise.
8727 (*vec_extractv2di_1_rex64): Likewise.
8728 (*vec_extractv2di_1_avx): Likewise.
8729 (sse2_psadbw): Likewise.
8730 (ssse3_phaddwv8hi3): Likewise.
8731 (ssse3_phaddwv4hi3): Likewise.
8732 (ssse3_phadddv4si3): Likewise.
8733 (ssse3_phadddv2si3): Likewise.
8734 (ssse3_phaddswv8hi3): Likewise.
8735 (ssse3_phaddswv4hi3): Likewise.
8736 (ssse3_phsubwv8hi3): Likewise.
8737 (ssse3_phsubwv4hi3): Likewise.
8738 (ssse3_phsubdv4si3): Likewise.
8739 (ssse3_phsubdv2si3): Likewise.
8740 (ssse3_phsubswv8hi3): Likewise.
8741 (ssse3_phsubswv4hi3): Likewise.
8742 (ssse3_pmaddubsw128): Likewise.
8743 (sse3_pmaddubsw: Likewise.
8744 (ssse3_palignrti): Likewise.
8745 (ssse3_palignrdi): Likewise.
8747 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8749 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8751 2009-04-06 Richard Guenther <rguenther@suse.de>
8753 PR tree-optimization/28868
8754 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8755 of which PHI results we inserted.
8756 (insert_into_preds_of_block): Record inserted PHIs.
8757 (eliminate): Eliminate redundant PHI nodes.
8758 (init_pre): Init inserted_phi_names.
8760 2009-04-06 Richard Guenther <rguenther@suse.de>
8762 PR tree-optimization/39643
8763 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8764 IMAGPART_EXPRs of complex constants.
8765 (execute_fold_all_builtins): If we folded a call queue
8766 TODO_update_address_taken.
8768 2009-04-06 Jan Hubicka <jh@suse.cz>
8771 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8774 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8776 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8778 (ic_invalidate_array): Likewise.
8780 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8782 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8783 alignment for library calls.
8785 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8787 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8788 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8789 * config/i386/mingw-stdint.h: New file.
8791 2009-04-05 Richard Guenther <rguenther@suse.de>
8793 PR tree-optimization/39648
8794 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8795 our &A vs. &A[0] IL deficiencies.
8797 2009-04-04 Jan Hubicka <jh@suse.cz>
8799 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8800 removed toplevel regions.
8801 (sjlj_mark_call_sites): Likewise.
8803 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8805 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8806 (cygwin tm clause use_gcc_stdint): Set to wrap.
8807 * config/i386/cygwin-stdint.h: New file.
8809 2009-04-04 Richard Guenther <rguenther@suse.de>
8811 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8812 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8813 single-argument PHIs if we are in loop-closed SSA form.
8814 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8815 for the pre-condition.
8816 (slpeel_tree_peel_loop_to_edge): Likewise.
8817 (vect_build_loop_niters): Take an optional sequence to append stmts.
8818 (vect_generate_tmps_on_preheader): Likewise.
8819 (vect_do_peeling_for_loop_bound): Take extra guards for the
8821 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8822 the cost model check.
8823 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8824 guards if we are going to peel. Do not apply versioning in that case.
8825 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8826 (vect_do_peeling_for_loop_bound): Likewise.
8827 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8828 loop bound only record extra pre-conditions, do not apply loop
8831 2009-04-04 Richard Guenther <rguenther@suse.de>
8833 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8836 2009-04-04 Jan Hubicka <jh@suse.cz>
8838 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8839 last_basic_block for size of bb->index indexed array.
8840 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8841 compute_out, link_btr_uses, build_btr_def_use_webs,
8842 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8844 2009-04-04 Jan Hubicka <jh@suse.cz>
8846 * except.c (remove_eh_handler_and_replace): Break out from ...
8847 (remove_eh_handler): ... here.
8848 (bring_to_root): New function.
8849 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8850 handled ones, bring others to root of tree.
8852 2009-04-04 Jan Hubicka <jh@suse.cz>
8854 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8855 (all_phis_safe_to_merge): New function.
8856 (update_info): New structure.
8857 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8858 (cleanup_empty_eh): Update SSA if possible.
8860 2009-04-04 Richard Guenther <rguenther@suse.de>
8862 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8863 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8864 (append_vuse): Likewise.
8866 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8868 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8869 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8870 instead of REG_UNSAVED for DW_CFA_undefined.
8871 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8872 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8875 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8878 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8879 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8880 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8882 2009-04-04 Richard Guenther <rguenther@suse.de>
8884 PR tree-optimization/8781
8885 PR tree-optimization/37892
8886 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8887 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8888 (valueize_refs): Call it for *& valueizations.
8889 (shared_reference_ops_from_ref): Rename to ...
8890 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8891 (shared_reference_ops_from_call): Rename to ...
8892 (valueize_shared_reference_ops_from_call): ... this and valueize.
8893 (vn_reference_lookup): Update.
8894 (visit_reference_op_call): Likewise.
8895 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8896 (eliminate): Value-replace the call address in call statements.
8898 2009-04-04 Richard Guenther <rguenther@suse.de>
8900 PR tree-optimization/39636
8901 * tree-ssa-forwprop.c
8902 (forward_propagate_addr_into_variable_array_index): Check for
8903 GIMPLE_ASSIGN before accessing the rhs code.
8905 2009-04-03 Jason Merrill <jason@redhat.com>
8907 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8909 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8911 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8912 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8913 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8914 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8915 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8916 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8917 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8918 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8919 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8920 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8921 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8922 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8923 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8924 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8925 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8926 Use fr_reg_or_fp01_operand instead of fr_register_operand
8928 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8929 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8930 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8932 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8934 PR rtl-optimization/39607
8935 PR rtl-optimization/39631
8939 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8940 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8941 instead of DF_LR_OUT.
8942 * ira-lives.c (process_bb_node_lives): Ditto.
8943 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8944 instead of DF_LR_{OUT,IN}.
8945 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8946 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8948 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8950 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8951 (execute_lower_omp): Always run but take the short way out if -fopenmp
8953 (gate_lower_omp): Remove, forcing the pass manager to always run the
8954 pass and always set PROP_gimple_lomp.
8955 (pass_lower_omp): Remove gate function.
8956 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8957 PROP_trees. Instead, require it.
8958 * ipa-cp.c (pass_ipa_cp): Likewise.
8959 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8960 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8961 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8962 and PROP_gimple_leh.
8964 2009-04-03 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/23940
8968 PR tree-optimization/33237
8971 PR tree-optimization/36201
8972 PR tree-optimization/36230
8973 PR tree-optimization/38049
8974 PR tree-optimization/38207
8975 PR tree-optimization/38230
8976 PR tree-optimization/38301
8977 PR tree-optimization/38585
8979 PR tree-optimization/38985
8980 PR tree-optimization/39299
8981 * tree-ssa-structalias.h: Remove.
8982 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8983 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8984 (struct vuse_element_d): Remove.
8985 (struct vuse_vec_d): Likewise.
8986 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8987 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8988 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8989 VUSE_ELEMENT_VAR): Likewise.
8990 (struct voptype_d): Likewise.
8991 (NUM_VOP_FREE_BUCKETS): Likewise.
8992 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8993 (struct stmt_operands_d): Remove.
8994 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8995 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8996 VDEF_NUM, VDEF_VECT): Likewise.
8997 (copy_virtual_operands): Remove.
8998 (operand_build_cmp): Likewise.
8999 (create_ssa_artificial_load_stmt): Likewise.
9000 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
9001 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
9002 vuse_index and mayuse_index members. Pack and move done and iter_type
9003 members to the front.
9004 (SSA_OP_VMAYUSE): Remove.
9005 (SSA_OP_VIRTUAL_USES): Adjust.
9006 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
9007 (unlink_stmt_vdef): Declare.
9008 (add_to_addressable_set): Remove.
9009 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
9010 (vrp_visit_stmt): Likewise.
9011 * doc/tree-ssa.texi (Alias analysis): Update.
9012 * doc/invoke.texi (max-aliased-vops): Remove docs.
9013 (avg-aliased-vops): Likewise.
9014 * tree-into-ssa.c (syms_to_rename): Remove.
9015 (need_to_update_vops_p): Likewise.
9016 (need_to_initialize_update_ssa_p): Rename to ...
9017 (update_ssa_initialized_fn): ... this. Track function we are
9019 (symbol_marked_for_renaming): Simplify.
9020 (add_new_name_mapping): Do not set need_to_update_vops_p.
9021 (dump_currdefs): Use SYMS_TO_RENAME.
9022 (rewrite_update_stmt): Always walk all uses/defs.
9023 (dump_update_ssa): Adjust.
9024 (init_update_ssa): Take function argument. Track what we are
9026 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
9027 (create_new_def_for): Initialize for cfun, assert we are initialized
9029 (mark_sym_for_renaming): Simplify.
9030 (mark_set_for_renaming): Do not initialize update-ssa.
9031 (need_ssa_update_p): Simplify. Take function argument.
9032 (name_mappings_registered_p): Assert we ask for the correct function.
9033 (name_registered_for_update_p): Likewise.
9034 (ssa_names_to_replace): Likewise.
9035 (release_ssa_name_after_update_ssa): Likewise.
9036 (update_ssa): Likewise. Use SYMS_TO_RENAME.
9037 (dump_decl_set): Do not print a newline.
9038 (debug_decl_set): Do it here.
9039 (dump_update_ssa): And here.
9040 * tree-ssa-loop-im.c (move_computations): Adjust.
9041 (movement_possibility): Likewise.
9042 (determine_max_movement): Likewise.
9043 (gather_mem_refs_stmt): Likewise.
9044 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
9046 * tree-complex.c (update_all_vops): Remove.
9047 (expand_complex_move): Adjust.
9048 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
9049 Simplify test for memory referencing statement. Exclude
9050 non-invariant ADDR_EXPRs.
9051 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
9052 * tree-loop-distribution.c (generate_memset_zero): Adjust.
9053 (rdg_flag_uses): Likewise.
9054 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
9056 (tree_optimize_tail_calls_1): Also split the
9057 edge from the entry block if we have degenerate PHI nodes in
9058 the first basic block.
9059 * tree.c (init_ttree): Remove memory-tag related code.
9060 (tree_code_size): Likewise.
9061 (tree_node_structure): Likewise.
9062 (build7_stat): Re-write to be build6_stat.
9063 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
9064 (SSA_VAR_P): Adjust.
9065 (struct tree_memory_tag): Remove.
9066 (struct tree_memory_partition_tag): Likewise.
9067 (union tree_node): Adjust.
9068 (build7): Re-write to be build6.
9069 * tree-pass.h (pass_reset_cc_flags): Remove.
9070 (TODO_update_address_taken): New flag.
9071 (pass_simple_dse): Remove.
9072 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
9073 * params.h (MAX_ALIASED_VOPS): Remove.
9074 (AVG_ALIASED_VOPS): Likewise.
9075 * omp-low.c (expand_omp_taskreg): Update SSA form.
9076 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
9077 aliases the lhs in a copy stmt.
9078 * tree-ssa-dse.c (struct address_walk_data): Remove.
9079 (memory_ssa_name_same): Likewise.
9080 (memory_address_same): Likewise.
9081 (get_kill_of_stmt_lhs): Likewise.
9082 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
9083 unused stores. Look through PHI nodes into post-dominated regions.
9084 (dse_optimize_stmt): Simplify. Properly remove stores.
9085 (tree_ssa_dse): Compute dominators.
9086 (execute_simple_dse): Remove.
9087 (pass_simple_dse): Likewise.
9088 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
9089 gimple_loaded_syms and gimple_stored_syms computation.
9090 * toplev.c (dump_memory_report): Dump alias and pta stats.
9091 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
9092 (vn_reference_eq): Likewise.
9093 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
9094 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
9095 valueize_vuses): Remove.
9096 (get_def_ref_stmt_vuses): Simplify. Rename to ...
9097 (get_def_ref_stmt_vuse): ... this.
9098 (vn_reference_lookup_2): New function.
9099 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
9100 walking equivalent vuses. Simplify.
9101 (vn_reference_lookup): Likewise.
9102 (vn_reference_insert): Likewise.
9103 (vn_reference_insert_pieces): Likewise.
9104 (visit_reference_op_call): Simplify.
9105 (visit_reference_op_load): Likewise.
9106 (visit_reference_op_store): Likewise.
9107 (init_scc_vn): Remove shared_lookup_vuses initialization.
9108 (free_scc_vn): Remove shared_lookup_vuses freeing.
9109 (sort_vuses, sort_vuses_heap): Remove.
9110 (get_ref_from_reference_ops): Export.
9111 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
9112 vector with single vuse pointer.
9113 (vn_reference_lookup_pieces, vn_reference_lookup,
9114 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
9115 (shared_vuses_from_stmt): Remove.
9116 (get_ref_from_reference_ops): Declare.
9117 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
9118 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9119 memory-tag related code.
9120 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
9121 (likely_value): Add comment, skip static-chain of call statements.
9122 (surely_varying_stmt_p): Adjust.
9123 (gimplify_and_update_call_from_tree): Likewise.
9124 (execute_fold_all_builtins): Do not rebuild alias info.
9125 (gimplify_and_update_call_from_tree): Properly update VOPs.
9126 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
9127 (copy_ref_info): Remove memory-tag related code.
9128 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
9129 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
9130 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
9132 * tree-ssa-dom.c (gimple_p): Remove typedef.
9133 (eliminate_redundant_computations): Adjust.
9134 (record_equivalences_from_stmt): Likewise.
9135 (avail_expr_hash): Likewise.
9136 (avail_expr_eq): Likewise.
9137 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
9138 (stmt_makes_single_load): Likewise.
9139 (stmt_makes_single_store): Likewise.
9140 * tree-ssa-alias.c: Rewrite completely.
9141 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
9142 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
9143 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
9144 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
9145 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
9146 Remove public functions.
9147 (pass_reset_cc_flags): Remove.
9148 (pass_build_alias): Move ...
9149 * tree-ssa-structalias.c (pass_build_alias): ... here.
9150 * tree-ssa-alias.c (may_be_aliased): Move ...
9151 * tree-flow-inline.h (may_be_aliased): ... here.
9152 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
9153 count_uses_and_derefs): Move ...
9154 * gimple.c: ... here.
9155 * gimple.h (count_uses_and_derefs): Declare.
9156 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
9157 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
9158 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
9159 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
9160 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
9161 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
9162 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
9164 * tree-dfa.c (refs_may_alias_p): Move ...
9165 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
9166 * tree-ssa-alias.h: New file.
9167 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
9168 (statement_sink_location): Likewise.
9169 * opts.c (decode_options): Do not adjust max-aliased-vops or
9170 avg-aliased-vops values.
9171 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
9172 (TV_CALL_CLOBBER): Likewise.
9173 (TV_FLOW_SENSITIVE): Likewise.
9174 (TV_FLOW_INSENSITIVE): Likewise.
9175 (TV_MEMORY_PARTITIONING): Likewise.
9176 (TV_ALIAS_STMT_WALK): New timevar.
9177 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
9178 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
9179 (get_address_description): Remove memory-tag related code.
9180 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
9181 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
9182 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
9183 and immediate uses in statements. Document.
9184 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
9185 (dump_symbols): Remove.
9186 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
9187 * alias.c (get_deref_alias_set): New function split out from ...
9188 (get_alias_set): ... here.
9189 * alias.h (get_deref_alias_set): Declare.
9190 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
9191 type parameter. Remove restrict pointer handling. Create a
9192 ref-all pointer in case type-based alias sets do not conflict.
9193 (vect_analyze_data_refs): Remove SMT related code.
9194 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
9195 (vectorizable_load): Likewise.
9196 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
9197 (DR_SYMBOL_TAG, DR_VOPS): Remove.
9198 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
9199 Ignore vops and SMTs.
9200 (dr_analyze_alias): Likewise..
9201 (free_data_ref): Likewise.
9202 (create_data_ref): Likewise.
9203 (analyze_all_data_dependences): Likewise.
9204 (get_references_in_stmt): Adjust.
9205 * tree-flow-inline.h (gimple_aliases_computed_p,
9206 gimple_addressable_vars, gimple_call_clobbered_vars,
9207 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
9208 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
9209 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
9210 gimple_mem_ref_stats): Remove.
9211 (gimple_vop): New function.
9212 (op_iter_next_use): Remove vuses and mayuses cases.
9213 (op_iter_next_def): Remove vdefs case.
9214 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
9215 (clear_and_done_ssa_iter): Do not set removed fields.
9216 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
9217 Assert we are not iterating over vuses or vdefs if not also
9218 iterating over uses or defs.
9219 (op_iter_init_use): Likewise.
9220 (op_iter_init_def): Likewise.
9221 (op_iter_next_vdef): Remove.
9222 (op_iter_next_mustdef): Likewise.
9223 (op_iter_init_vdef): Likewise.
9224 (compare_ssa_operands_equal): Likewise.
9225 (link_use_stmts_after): Handle vuse operand.
9226 (is_call_used): Use is_call_clobbered.
9227 (is_call_clobbered): Global variables are always call clobbered,
9228 query the call-clobbers bitmap.
9229 (mark_call_clobbered): Ignore global variables.
9230 (clear_call_clobbered): Likewise.
9231 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
9232 virtual operands sanity check.
9233 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
9235 (TARGET_MEM_REF): Remove TMR_TAG operand.
9236 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
9237 Remove call-clobber related code.
9238 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
9239 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
9240 partitions or escape reason.
9241 (get_single_def_stmt, get_single_def_stmt_from_phi,
9242 get_single_def_stmt_with_phi): Remove.
9243 (dump_referenced_vars): Tidy.
9244 (get_ref_base_and_extent): Allow bare decls.
9245 (collect_dfa_stats): Adjust.
9246 * graphite.c (rename_variables_in_stmt): Adjust.
9247 (graphite_copy_stmts_from_block): Likewise.
9248 (translate_clast): Likewise.
9249 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
9251 (translate_vuse_through_block): Use the oracle.
9252 (phi_translate_1): Adjust.
9253 (value_dies_in_block_x): Use the oracle. Cache the outcome
9255 (valid_in_sets): Check if the VUSE for
9256 a REFERENCE is available.
9257 (eliminate): Do not remove stmts during elimination,
9258 instead queue and remove them afterwards.
9259 (do_pre): Do not rebuild alias info.
9260 (pass_pre): Run TODO_rebuild_alias before PRE.
9261 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
9262 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
9263 (mark_all_v_defs_stmt): Remove.
9264 (mark_all_v_defs_seq): Adjust.
9265 (sra_replace): Likewise.
9266 (scalarize_use): Likewise.
9267 (scalarize_copy): Likewise.
9268 (scalarize_init): Likewise.
9269 (scalarize_ldst): Likewise.
9270 (todoflags): Remove.
9271 (tree_sra): Do not rebuild alias info.
9272 (tree_sra_early): Adjust.
9273 (pass_sra): Run TODO_update_address_taken before SRA.
9274 * tree-predcom.c (set_alias_info): Remove.
9275 (prepare_initializers_chain): Do not call it.
9276 (mark_virtual_ops_for_renaming): Adjust.
9277 (mark_virtual_ops_for_renaming_list): Remove.
9278 (initialize_root_vars): Adjust.
9279 (initialize_root_vars_lm): Likewise.
9280 (prepare_initializers_chain): Likewise.
9281 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
9282 (may_propagate_copy_into_stmt): Likewise.
9283 (merge_alias_info): Do nothing for now.
9284 (propagate_tree_value_into_stmt): Adjust.
9285 (stmt_may_generate_copy): Likewise.
9286 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
9287 not mark symbols for renaming.
9288 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
9289 with the same statement, make sure to update the new pointed-to one.
9290 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
9291 call statements, do not mark symbols for renaming.
9292 (mark_operand_necessary): Dump something.
9293 (ref_may_be_aliased): New function.
9294 (mark_aliased_reaching_defs_necessary_1): New helper function.
9295 (mark_aliased_reaching_defs_necessary): Likewise.
9296 (mark_all_reaching_defs_necessary_1): Likewise.
9297 (mark_all_reaching_defs_necessary): Likewise.
9298 (propagate_necessity): Do not process virtual PHIs. For
9299 non-aliased loads mark all reaching definitions as necessary.
9300 For aliased loads and stores mark the immediate dominating
9301 aliased clobbers as necessary.
9302 (visited): New global static.
9303 (perform_tree_ssa_dce): Free visited bitmap after propagating
9305 (remove_dead_phis): Perform simple dead virtual PHI removal.
9306 (remove_dead_stmt): Properly unlink virtual operands when
9308 (eliminate_unnecessary_stmts): Schedule PHI removal after
9310 * tree-ssa-ter.c (is_replaceable_p): Adjust.
9311 (process_replaceable): Likewise.
9312 (find_replaceable_in_bb): Likewise.
9313 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
9314 based on the single gimple vop.
9315 (verify_flow_insensitive_alias_info): Remove.
9316 (verify_flow_sensitive_alias_info): Likewise.
9317 (verify_call_clobbering): Likewise.
9318 (verify_memory_partitions): Likewise.
9319 (verify_alias_info): Likewise.
9320 (verify_ssa): Adjust..
9321 (execute_update_addresses_taken): Export. Update SSA
9322 manually. Optimize only when optimizing. Use a local bitmap.
9323 (pass_update_address_taken): Remove TODO_update_ssa, add
9325 (pass_update_address_taken): Just use TODO_update_address_taken.
9326 (init_tree_ssa): Do not initialize addressable_vars.
9327 (verify_ssa): Verify new VUSE / VDEF properties.
9328 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
9329 Do not call verify_alias_info.
9330 (delete_tree_ssa): Clear the VUSE, VDEF operands.
9331 Do not free the loaded and stored syms bitmaps. Reset the escaped
9332 and callused solutions. Do not free addressable_vars.
9333 Remove memory-tag related code.
9334 (warn_uninitialized_var): Aliases are always available.
9335 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
9336 * lambda-code.c (can_put_in_inner_loop): Adjust.
9337 (can_put_after_inner_loop): Likewise.
9338 (perfect_nestify): Likewise.
9339 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
9340 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
9341 (vectorizable_conversion): Do not mark symbols for renaming.
9342 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
9343 (expand_call_inline): Unlink the calls virtual operands before
9345 (tree_function_versioning): Do not call update_ssa if we are not
9346 updating clones. Simplify.
9347 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
9348 (propagate_with_phi): Likewise..
9349 * tree-outof-ssa.c (create_temp): Remove memory tag and call
9350 clobber code. Assert we are not aliased or global.
9351 * tree-flow.h: Include tree-ssa-alias.h
9352 (enum escape_type): Remove.
9353 (struct mem_sym_stats_d): Likewise.
9354 (struct mem_ref_stats_d): Likewise.
9355 (struct gimple_df): Add vop member. Remove global_var,
9356 call_clobbered_vars, call_used_vars, addressable_vars,
9357 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
9358 escaped and callused members.
9359 (struct ptr_info_def): Remove all members, add points-to solution
9361 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
9362 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
9363 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
9364 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
9365 (tree-ssa-alias.o): Likewise.
9366 (toplev.o): Add tree-ssa-alias.h
9367 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
9368 * gimple.c (gimple_set_bb): Fix off-by-one error.
9369 (is_gimple_reg): Do not handle memory tags.
9370 (gimple_copy): Also copy virtual operands.
9371 Delay updating the statement. Do not reset loaded and stored syms.
9372 (gimple_set_stored_syms): Remove.
9373 (gimple_set_loaded_syms): Likewise.
9374 (gimple_call_copy_skip_args): Copy the virtual operands
9375 and mark the new statement modified.
9376 * tree-ssa-structalias.c (may_alias_p): Remove.
9377 (set_uids_in_ptset): Take the alias set to prune with as
9378 parameter. Fold in the alias test of may_alias_p.
9379 (compute_points_to_sets): Compute whether a ptr is dereferenced
9381 (process_constraint): Deal with &ANYTHING on the lhs, reject all
9382 other ADDRESSOF constraints on the lhs.
9383 (get_constraint_for_component_ref): Assert that we don't get
9384 ADDRESSOF constraints from the base of the reference.
9385 Properly generate UNKNOWN_OFFSET for DEREF if needed.
9386 (struct variable_info): Remove collapsed_to member.
9387 (get_varinfo_fc): Remove.
9388 (new_var_info): Do not set collapsed_to.
9389 (dump_constraint): Do not follow cycles.
9390 (dump_constraint_graph): Likewise.
9391 (build_pred_graph): Likewise.
9392 (build_succ_graph): Likewise.
9393 (rewrite_constraints): Likewise.
9394 (do_simple_structure_copy): Remove.
9395 (do_rhs_deref_structure_copy): Remove.
9396 (do_lhs_deref_structure_copy): Remove.
9397 (collapse_rest_of_var): Remove.
9398 (do_structure_copy): Re-implement.
9399 (pta_stats): New global variable.
9400 (dump_pta_stats): New function.
9401 (struct constraint_expr): Make offset signed.
9402 (UNKNOWN_OFFSET): Define special value.
9403 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
9404 (solution_set_expand): New helper function split out from ...
9405 (do_sd_constraint): ... here.
9406 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
9407 (do_ds_constraint): Likewise.
9408 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
9409 and CALLUSED = *CALLUSED.
9410 (set_union_with_increment): Make inc argument signed.
9411 (type_safe): Remove.
9412 (get_constraint_for_ptr_offset): Handle unknown and negative
9414 (first_vi_for_offset): Handle offsets before start. Bail
9415 out early for offsets beyond the variable extent.
9416 (first_or_preceding_vi_for_offset): New function.
9417 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
9418 Together with ESCAPED = *ESCAPED this properly computes reachability.
9419 (find_what_var_points_to): New function.
9420 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
9421 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
9422 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
9423 pt_solutions_intersect): New functions.
9424 (compute_call_used_vars): Remove.
9425 (compute_may_aliases): New main entry into PTA computation.
9426 * gimple.h (gimple_p): New typedef.
9427 (struct gimple_statement_base): Remove references_memory_p.
9428 (struct gimple_statement_with_memory_ops_base): Remove
9429 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
9431 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
9432 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
9433 gimple_set_references_memory): Remove.
9434 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
9435 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
9437 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
9438 (verify_expr): Allow RESULT_DECL.
9439 (gimple_duplicate_bb): Do not copy virtual operands.
9440 (gimple_duplicate_sese_region): Adjust.
9441 (gimple_duplicate_sese_tail): Likewise.
9442 (mark_virtual_ops_in_region): Remove.
9443 (move_sese_region_to_fn): Do not call it.
9444 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
9445 and pass_simple_dse.
9446 (execute_function_todo): Handle TODO_update_address_taken,
9447 call execute_update_addresses_taken for TODO_rebuild_alias.
9448 (execute_todo): Adjust.
9449 (execute_one_pass): Init dump files early.
9450 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
9452 (create_general_new_stmt): Clear vops.
9453 * tree-ssa-reassoc.c (get_rank): Adjust.
9454 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
9455 symbols for renaming.
9456 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
9457 (PARAM_AVG_ALIASED_VOPS): Likewise.
9458 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
9459 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
9460 * tree-ssa-operands.c: Simplify for new virtual operand representation.
9461 (operand_build_cmp, copy_virtual_operands,
9462 create_ssa_artificial_load_stmt, add_to_addressable_set,
9463 gimple_add_to_addresses_taken): Remove public functions.
9464 (unlink_stmt_vdef): New function.
9466 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9468 * config.gcc (powerpc-*-linux*): Merge variants.
9470 2009-04-02 Chao-ying Fu <fu@mips.com>
9471 James Grosbach <james.grosbach@microchip.com>
9473 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
9474 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
9476 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
9477 keep_interrupts_masked_p, use_debug_exception_return_p.
9478 (mips_attribute_table): Add interrupt, use_shadow_register_set,
9479 keep_interrupts_masked, use_debug_exception_return.
9480 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
9481 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
9483 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
9484 (mips_print_operand): Process COP0 registers to print $0 .. $31
9485 correctly for GAS to process.
9486 (mips_interrupt_extra_call_saved_reg_p): New function.
9487 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
9489 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
9490 (mips_compute_frame_info): Add supports for interrupt context that
9491 includes doubleword accumulators and COP0 registers.
9492 (mips_for_each_saved_acc): New function.
9493 (mips_for_each_saved_gpr_and_fpr): Change the function name from
9494 mips_for_each_saved_reg.
9495 (mips_save_reg): Save accumulators.
9496 (mips_kernel_reg_p): A new for_each_rtx callback.
9497 (mips_expand_prologue): Support interrupt handlers.
9498 (mips_restore_reg): Restore accumulators.
9499 (mips_expand_epilogue): Support interrupt handlers.
9500 (mips_can_use_return_insn): Return false for interrupt handlers.
9501 (mips_epilogue_uses): New function.
9502 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
9503 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
9504 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
9505 cop0_move): New instructions.
9506 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
9507 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
9509 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
9511 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
9512 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
9513 interrupt handlers, we use K0 as the temporary register.
9514 (EPILOGUE_USES): Change to a function call.
9515 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
9516 handlers, we use K0 as the temporary register.
9518 * doc/extend.texi (Function Attributes): Document interrupt,
9519 use_shadow_register_set, keep_interrupts_masked,
9520 use_debug_exception_return for MIPS attributes.
9522 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9524 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
9525 Remove a number of t-files from tmake_file.
9526 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
9527 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
9528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
9529 target_prototype, not TARGET_PROTOTYPE.
9530 (LINK_OS_GNU_SPEC): Define.
9531 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
9532 and darwin-ldoubdle.c.
9534 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9537 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
9538 (cpp_options): Ditto.
9539 (default_compilers): Ditto.
9540 (display_help): Ditto.
9541 (process_command): Ditto.
9543 (set_input): Use lbasename instead of duplicate code.
9544 (save_temps_prefix): New static for -save-temps=obj.
9545 (save_temps_length): Ditto.
9547 * doc/invoke.texi (-save-temps=obj): Document new variant to
9550 2009-04-02 Jeff Law <law@redhat.com>
9552 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9555 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9557 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9558 * configure: Regenerated.
9560 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9562 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9563 share the argument list.
9565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9569 2009-02-12 Diego Novillo <dnovillo@google.com>
9571 * varpool.c (debug_varpool): New.
9572 * cgraph.h (debug_varpool): Declare.
9574 2009-04-02 Jan Hubicka <jh@suse.cz>
9576 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9579 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9581 * config/i386/i386.c (ix86_abi): Move initialization to ...
9582 (override_options): Here.
9584 2009-04-02 Christian Bruel <christian.bruel@st.com>
9586 * config/sh/sh.c (sh_dwarf_register_span): New function.
9587 (TARGET_DWARF_REGISTER_SPAN): Define.
9588 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9590 2009-04-02 Ira Rosen <irar@il.ibm.com>
9592 PR tree-optimization/39595
9593 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9594 interleaved loads group is not greater than the SLP group size.
9596 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9598 * builtins.c (is_builtin_name): New.
9599 (called_as_built_in): Use is_builtin_name.
9600 * tree.h (is_builtin_name): New.
9601 * varasm.c (incorporeal_function_p): Use is_builtin_name
9603 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9605 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9607 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9610 * c-decl.c (clone_underlying_type): Move this ...
9611 * c-common.c (set_underlying_type): ... here.
9612 Also, make sure the function properly sets TYPE_STUB_DECL() on
9613 the newly created typedef variant type.
9614 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9615 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9618 2009-04-02 Richard Guenther <rguenther@suse.de>
9620 PR tree-optimization/37221
9621 * tree-flow.h (degenerate_phi_result): Declare.
9622 * tree-ssa-dom.c (degenerate_phi_result): Export.
9623 * tree-scalar-evolution.c (analyze_initial_condition): If
9624 the initial condition is defined by a degenerate PHI node
9625 use the degenerate value.
9627 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9629 PR rtl-optimization/39588
9630 * combine.c (merge_outer_ops): Do not set the constant when this
9632 (simplify_shift_const_1): Do not modify it either in this case.
9634 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9636 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9637 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9639 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9642 * c-lex.c (interpret_float): Default (no suffix) is double.
9644 2009-04-1 Xinliang David Li <davidxl@google.com>
9646 * config/i386/i386.c (legitimate_constant_p): Recognize
9647 all one vector constant.
9649 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9651 * config/vax/vax.c: Add #includes to silence warnings.
9652 Change #include order to silence two warnings.
9654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9656 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9657 (ASM_SPEC): Pass -k to the assembler for PIC code.
9659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9661 * config.gcc: Add vax-*-linux* to the switch.
9662 * config/vax/linux.h: New file. (TARGET_VERSION,
9663 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9667 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9668 Use predicate macros instead of GET_CODE() == foo.
9669 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9670 ashlsi3, rotrsi3, <unnamed>): Likewise.
9672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9674 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9675 jbbccihi, jbbccisi): Remova trailing whitespace.
9676 * config/vax/constraints.md: Likewise.
9677 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9678 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9679 * config/vax/predicates.md: Likewise.
9680 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9681 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9682 * config/vax/vax.h: Likewise.
9683 * config/vax/vax.md (nonlocal_goto): Likewise.
9685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9687 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9688 (indirectable_address_p, adjacent_operands_p): Add spaces around
9690 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9692 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9694 * config/vax/vax.c (legitimate_constant_address_p,
9695 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9696 index_term_p, reg_plus_index_p, legitimate_address_p,
9697 vax_mode_dependent_address_p): Update comments to match functions
9698 modified by the recent int->bool conversion.
9700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9702 * config/vax/builtins.md: Update copyright message.
9703 * config/vax/constraints.md: Likewise.
9704 * config/vax/netbsd-elf.h: Likewise.
9705 * config/vax/predicates.md: Likewise.
9706 * config/vax/vax-protos.h: Likewise.
9707 * config/vax/vax.c: Likewise.
9708 * config/vax/vax.h: Likewise.
9709 * config/vax/vax.md: Likewise.
9710 * config/vax/vax.opt: Likewise.
9712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9714 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9715 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9716 * config/vax/constraints.md (B, R): Likewise.
9717 * config/vax/predicates.md (external_memory_operand,
9718 nonimmediate_addsub_di_operand): Likewise.
9719 * config/vax/vax.c (vax_output_int_add): Likewise.
9720 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9721 untyped_call): Likewise.
9723 2009-04-01 Matt Thomas <matt@3am-software.com>
9725 * config/vax/predicates.md: New file.
9726 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9727 external_const_operand, nonsymbolic_operand, external_memory_operand,
9728 indirect_memory_operand, indexed_memory_operand,
9729 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9730 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9732 * config/vax/constraints.md: New file.
9733 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9735 * config/vax/builtins.md: New file.
9736 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9737 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9739 * config/vax/vax.opt (mqmath): Add option.
9740 * config/vax/vax.md (isfx): Extend with DI.
9741 (VAXintQH, VAXintQHSD): Define.
9742 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9743 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9744 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9745 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9746 (movdi): Update constraints and use vax_output_int_move().
9747 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9748 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9749 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9750 nonlocal_goto): New.
9751 (mov<mode>): Extend accepted operand types.
9752 (subdi3_old): Rename from subdi3, change update constraints and use
9753 a new implementation.
9754 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9755 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9756 MOVE_RATIO, CLEAR_RATIO): Define.
9757 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9758 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9759 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9760 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9761 (split_quadword_operands): Make static and really allow variable
9763 (print_operand_address): Update for PIC generation.
9764 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9765 indexable_address_p, fixup_mathdi_operand,
9766 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9767 (vax_float_literal, legitimate_constant_p,
9768 indirectable_constant_address_p, index_term_p,
9769 reg_plus_index_p): Return bool instead of int.
9770 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9772 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9774 (vax_output_conditional_branch): Indent.
9775 (legitimate_constant_address_p, indirectable_constant_address_p,
9776 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9777 vax_mode_dependent_address_p): Return bool instead of int, update for
9779 * config/vax/vax-protos.h (legitimate_constant_address_p,
9780 legitimate_constant_p, legitimate_address_p,
9781 vax_mode_dependent_address_p): Change declaration to bool.
9782 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9783 vax_expand_addsub_di_operands, vax_output_int_subtract,
9784 vax_output_movmemsi): Declare.
9785 (split_quadword_operands, vax_float_literal): Delete declaration.
9786 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9787 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9788 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9789 ASM_OUTPUT_DWARF_PCREL): Define.
9790 (ASM_SPEC): Change definition to allow PIC generation.
9792 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9794 * doc/sourcebuild.texi: Update front-end requirements.
9796 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9799 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9800 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9801 (booldi3_internal3): Use boolean_or_operator instead of
9804 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9807 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9808 declarator whose size is not an integer constant expression but
9809 folds to an integer constant, then treat it as a constant
9812 2009-04-01 Richard Guenther <rguenther@suse.de>
9814 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9815 i * 4 + 2 to (i * 2 + 1) * 2.
9817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9820 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9821 return if c_parser_asm_string_literal returned NULL.
9823 2009-04-01 Nick Clifton <nickc@redhat.com>
9825 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9827 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9828 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9829 other typedefs to avoid conflicts with libgcc2.c. Define labels
9830 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9832 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9833 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9836 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9838 * varasm.c (default_function_rodata_section): Declare DOT as
9841 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9842 Andrey Galkin <agalkin@hypercom.com>
9845 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9846 Make object_name unique for each process.
9848 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9851 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9852 addressable variables in the parallel that could go out of scope while
9853 running queued tasks.
9855 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9857 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9858 (CASE_VALUES_THRESHOLD): Redefine.
9859 * config/avr/avr.c (avr_override_options): Remove initialization of
9860 avr_case_values_threshold variable.
9861 (avr_case_values_threshold): Remove variable. Add new function.
9862 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9863 * config/avr/avr.opt (mno-tablejump): Remove option.
9864 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9866 2009-04-01 DJ Delorie <dj@redhat.com>
9868 * varasm.c (default_function_rodata_section): Don't assume
9869 anything about where the first '.' in the section name is.
9871 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9873 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9874 rs6000_emit_stack_tie.
9876 2009-03-31 Ian Lance Taylor <iant@google.com>
9878 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9879 gimple_code with GIMPLE_RESX, not RESX.
9881 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9883 * c-common.c (c_get_ident): New.
9884 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9886 2009-04-01 Ben Elliston <bje@au.ibm.com>
9888 * config/rs6000/sysv4.opt (msdata): Improve option description.
9890 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9892 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9893 (divdf3_internal_lat): Remove.
9894 (divxf3_internal_lat): Remove.
9895 (divxf3_internal_thr): Remove.
9896 (divxf): Use divxf3_internal.
9897 * config/ia64/div.md (divsf3_internal_lat): New.
9898 (divdf3_internal_lat): New.
9899 (divxf3_internal): New.
9901 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9904 * Makefile.in (USE_GCC_STDINT): Define.
9905 (stmp-int-hdrs): Install stdint.h if applicable.
9906 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9908 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9909 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9910 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9911 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9912 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9913 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9914 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9915 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9916 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9917 (c_common_nodes_and_builtins): Initialize
9918 underlying_wchar_type_node. Do not initialize
9919 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9920 nodes for new types.
9921 (c_stddef_cpp_builtins): Define macros for new types.
9922 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9924 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9925 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9926 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9927 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9928 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9929 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9930 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9931 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9932 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9933 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9934 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9935 int16_type_node, int32_type_node, int64_type_node,
9936 uint8_type_node, uint16_type_node, c_uint32_type_node,
9937 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9938 int_least32_type_node, int_least64_type_node,
9939 uint_least8_type_node, uint_least16_type_node,
9940 uint_least32_type_node, uint_least64_type_node,
9941 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9942 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9943 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9944 uintptr_type_node): Define.
9945 * c-cppbuiltin.c (builtin_define_constants,
9946 builtin_define_type_minmax): New.
9947 (builtin_define_stdint_macros): Define more macros.
9948 (c_cpp_builtins): Define more limit macros.
9950 (builtin_define_type_max): Define in terms of
9951 builtin_define_type_minmax. Remove is_long parameter. All
9953 * config.gcc (use_gcc_stdint): Define.
9954 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9955 Add newlib-stdint.h for generic targets.
9956 * config/glibc-stdint.h, config/newlib-stdint.h,
9957 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9958 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9959 * config/score/score.h (UINTPTR_TYPE): Define.
9960 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9961 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9962 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9963 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9964 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9965 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9966 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9967 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9968 * config/spu/spu.h (STDINT_LONG32): Define.
9969 * configure.ac (use_gcc_stdint): Substitute.
9970 * configure: Regenerate.
9971 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9972 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9973 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9974 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9975 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9976 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9977 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9978 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9979 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9980 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9981 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9982 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9983 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9984 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9985 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9986 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9987 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9988 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9989 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9990 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9991 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9992 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9993 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9994 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9995 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9996 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9997 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9998 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9999 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
10001 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
10003 * loop-iv.c (suitable_set_for_replacement): Renamed from
10004 simplify_using_assignment; changed to return bool and to accept new
10005 args DEST and SRC. Return true iff we find a source/destination pair
10006 that can be used to make a replacement, and fill SRC and DEST if so.
10007 Remove arg ALTERED. Don't deal with altered regs here. All callers
10009 (simplify_using_initial_values): Deal with altered regs here and track
10010 more precisely the effect they have on the validity of our expression.
10012 * loop-iv.c (simplify_using_condition): A condition of the form
10013 (EQ REG CONST) can be used to simply make a substitution.
10014 (simplify_using_initial_values): Keep track of conditions we have seen
10015 and keep using them to simplify new expressions, while applying the
10016 same substitutions to them as to the expression.
10018 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10019 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
10022 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
10023 changed. Use this when trying to improve the upper bound.
10024 Generate the comparison by using simplify_gen_relational.
10026 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
10028 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
10030 (simplify_using_assignment, simplify_using_initial_values): Call
10031 replace_in_expr to make replacements. Call replace_single_def_regs
10032 once on the initial version of the expression.
10034 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10037 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
10039 2009-03-31 Richard Guenther <rguenther@suse.de>
10041 PR middle-end/31029
10042 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
10043 equality comparisons. Fold C - X CMP X if C % 2 == 1.
10045 2009-03-31 Richard Guenther <rguenther@suse.de>
10047 * tree.h (div_if_zero_remainder): Declare.
10048 * fold-const.c (div_if_zero_remainder): Export.
10049 * tree-ssa-forwprop.c
10050 (forward_propagate_addr_into_variable_array_index): Handle
10051 constant array index addition outside of the variable index.
10053 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10056 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
10057 define_splits, floatunssi<mode>2): Require x87 conversions from
10058 DImode to be permitted.
10060 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10062 PR preprocessor/15638
10063 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
10065 2009-03-31 Richard Guenther <rguenther@suse.de>
10067 PR middle-end/23401
10068 PR middle-end/27810
10069 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
10070 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
10071 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
10072 a separate statement.
10073 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
10074 (lookup_tmp_var): Likewise.
10075 (is_gimple_formal_tmp_or_call_rhs): Remove.
10076 (is_gimple_reg_or_call_rhs): Rename to ...
10077 (is_gimple_reg_rhs_or_call): ... this.
10078 (is_gimple_mem_or_call_rhs): Rename to ...
10079 (is_gimple_mem_rhs_or_call): ... this.
10080 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
10081 DECL_GIMPLE_REG_P only if is_formal is true.
10082 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
10083 for non-proper post-modify expression gimplification.
10084 (gimplify_self_mod_expr): For post-modify expressions gimplify
10085 the lvalue to a minimal lvalue.
10086 (rhs_predicate_for): Remove formal temp case.
10087 (gimplify_modify_expr_rhs): Likewise.
10088 (gimplify_addr_expr): Use is_gimple_reg.
10089 (gimplify_expr): Remove formal temp cases.
10090 (gimple_regimplify_operands): Likewise.
10091 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
10092 and FILTER_EXPR like constants.
10093 * gimple.c (walk_gimple_op): Fix val_only initialization, use
10095 (is_gimple_formal_tmp_rhs): Remove.
10096 (is_gimple_reg_rhs): Remove special casing.
10097 (is_gimple_mem_rhs): Fix.
10098 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
10099 (is_gimple_formal_tmp_var): Remove.
10100 (is_gimple_formal_tmp_reg): Likewise.
10101 (is_gimple_min_lval): Allow invariant component ref parts.
10102 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
10103 is_gimple_formal_tmp_reg): Remove declarations.
10104 * tree-cfg.c (verify_expr): Verify that variables with address
10105 taken do not have DECL_GIMPLE_REG_P set.
10106 * tree-mudflap.c (mf_build_check_statement_for): Use
10107 force_gimple_operand instead of gimplify_expr.
10109 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
10111 * modulo-sched.c (sms_schedule_by_order): Pass the actual
10112 schedulable rows to compute_split_row.
10114 2009-03-31 Ben Elliston <bje@au.ibm.com>
10117 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
10120 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10122 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
10123 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
10124 * configure: Regenerate.
10125 * config.in: Regenerate.
10126 * config/rs6000/rs6000.opt (mtls-markers): Add.
10127 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
10128 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
10129 (tls_ld_aix, tls_ld_sysv): Likewise.
10130 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
10131 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
10133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
10135 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
10137 2009-03-30 Jan Hubicka <jh@suse.cz>
10139 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
10141 (tree_remove_unreachable_handlers): Cleanup EH predecestor
10142 detection and label handling.
10144 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10146 * ira-int.h (ira_allocno): Rename left_conflicts_num to
10147 left_conflicts_size.
10148 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
10149 ALLOCNO_LEFT_CONFLICTS_SIZE.
10151 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
10152 remove_allocno_from_bucket_and_push,
10153 allocno_spill_priority_compare, push_allocnos_to_stack,
10154 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10155 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
10156 (setup_allocno_left_conflicts_num): Ditto. Rename to
10157 setup_allocno_left_conflicts_size.
10158 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
10159 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
10160 setup_allocno_left_conflicts_size instead of
10161 setup_allocno_left_conflicts_num.
10163 * ira-build.c (ira_create_allocno): Use
10164 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
10165 ALLOCNO_LEFT_CONFLICTS_NUM.
10167 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10169 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10170 instead of DF_LR_OUT.
10172 * ira-lives.c (process_bb_node_lives): Ditto.
10174 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10175 instead of DF_LR_{OUT,IN}.
10177 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10179 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10181 2009-03-30 Jan Hubicka <jh@suse.cz>
10183 * except.c (label_to_region_map): Fix thinko.
10185 2009-03-30 Steve Ellcey <sje@cup.hp.com>
10187 PR middle-end/38237
10188 * tree.h (tree_find_value): New declaration.
10189 * tree.c (tree_find_value): New function.
10190 * varasm.c (assemble_external): Avoid duplicate entries on lists.
10192 2009-03-30 Jakub Jelinek <jakub@redhat.com>
10195 * c-decl.c (struct c_binding): Add locus field.
10196 (bind): Add locus argument, set locus field from it.
10197 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
10198 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
10199 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
10200 implicitly_declare, undeclared_variable, lookup_label,
10201 declare_label, c_make_fname_decl, c_builtin_function,
10202 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
10205 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
10208 * config/i386/i386.c (classify_argument): Check total size of
10211 2009-03-30 Martin Jambor <mjambor@suse.cz>
10213 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
10214 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
10215 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
10218 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
10219 seen_variable_array_ref while also traversing a union.
10221 * tree-inline.c (optimize_inline_calls): Do not call
10222 cgraph_node_remove_callees.
10223 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
10224 (pass_remove_cgraph_callee_edges): New variable.
10225 * passes.c (init_optimization_passes): Add
10226 pass_remove_cgraph_callee_edges after early inlining and before all
10227 late intraprocedural passes.
10229 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
10231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10233 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
10234 Fix typos in names.
10236 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10238 * combine.c (simplify_comparison): Use have_insn_for.
10239 * dojump.c (do_jump): Likewise.
10241 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10243 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
10244 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
10245 sparc_compare_op0 like sparc_compare_emitted used to be handled.
10246 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
10247 instead of sparc_compare_emitted.
10248 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
10249 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
10250 instead of sparc_compare_emitted.
10252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10254 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
10255 enter/exit cfglayout mode.
10256 (pass_partition_block): Require it.
10257 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
10258 (combine_instructions): Track basic blocks instead of labels.
10259 (update_cfg_for_uncondjump): New.
10260 (try_combine): Use it. Update jumps after rescanning.
10261 (pass_combine): Require PROP_cfglayout.
10262 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
10264 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10266 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
10267 Provide/destroy PROP_cfglayout respectively.
10268 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
10269 * tree-pass.h (PROP_cfglayout): New.
10271 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
10273 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
10274 fold_convert_const_fixed_from_fixed,
10275 fold_convert_const_fixed_from_int,
10276 fold_convert_const_fixed_from_real, fold_negate_const): Do not
10277 set TREE_CONSTANT_OVERFLOW.
10278 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
10279 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
10281 2009-03-30 Ira Rosen <irar@il.ibm.com>
10283 * tree-vect-loop-manip.c: New file.
10284 * tree-vectorizer.c: Update documentation and included files.
10285 (vect_loop_location): Make extern.
10286 (rename_use_op): Move to tree-vect-loop-manip.c
10287 (rename_variables_in_bb, rename_variables_in_loop,
10288 slpeel_update_phis_for_duplicate_loop,
10289 slpeel_update_phi_nodes_for_guard1,
10290 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
10291 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
10292 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
10293 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
10294 find_loop_location): Likewise.
10295 (new_stmt_vec_info): Move to tree-vect-stmts.c.
10296 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
10297 get_vectype_for_scalar_type, vect_is_simple_use,
10298 supportable_widening_operation, supportable_narrowing_operation):
10300 (bb_in_loop_p): Move to tree-vect-loop.c.
10301 (new_loop_vec_info, destroy_loop_vec_info,
10302 reduction_code_for_scalar_code, report_vect_op,
10303 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
10304 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
10305 (vect_supportable_dr_alignment): Likewise.
10306 * tree-vectorizer.h (tree-data-ref.h): Include.
10307 (vect_loop_location): Declare.
10308 Reorganize function declarations according to the new file structure.
10309 * tree-vect-loop.c: New file.
10310 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
10311 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
10312 * tree-vect-data-refs.c: New file.
10313 * tree-vect-patterns.c (timevar.h): Don't include.
10314 * tree-vect-stmts.c: New file.
10315 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
10316 tree-vect-slp.c, tree-vect-loop.c.
10317 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
10318 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
10319 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
10320 (tree-vect-analyze.o): Remove.
10321 (tree-vect-transform.o): Likewise.
10322 (tree-vect-data-refs.o): Add rule.
10323 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
10324 tree-vect-slp.o): Likewise.
10325 (tree-vect-patterns.o): Remove redundant dependencies.
10326 (tree-vectorizer.o): Likewise.
10327 * tree-vect-slp.c: New file.
10329 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10331 * optc-gen.awk: Warn if an option flag has multiple different
10334 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
10336 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
10337 -floop-block): Document dependences on PPL, CLooG and Graphite.
10339 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10341 PR rtl-optimization/323
10342 * c-common.c (c_fully_fold, convert_and_check,
10343 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
10344 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
10345 * c-common.def (EXCESS_PRECISION_EXPR): New.
10346 * c-cppbuiltin.c (builtin_define_float_constants): Define
10347 constants with enough digits for long double.
10348 * c-lex.c (interpret_float): Interpret constant with excess
10349 precision where appropriate.
10350 * c-opts.c (c_common_post_options): Set
10351 flag_excess_precision_cmdline. Give an error for
10352 -fexcess-precision=standard for C++ for processors where the
10353 option is significant.
10354 * c-parser.c (c_parser_conditional_expression): Handle excess
10355 precision in condition.
10356 * c-typeck.c (convert_arguments): Handle arguments with excess
10358 (build_unary_op): Move excess precision outside operation.
10359 (build_conditional_expr): Likewise.
10360 (build_compound_expr): Likewise.
10361 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
10362 (build_modify_expr): Handle excess precision in RHS.
10363 (convert_for_assignment): Handle excess precision in converted
10365 (digest_init, output_init_element, process_init_element): Handle
10366 excess precision in initializer.
10367 (c_finish_return): Handle excess precision in return value.
10368 (build_binary_op): Handle excess precision in operands and add
10369 excess precision as needed for operation.
10370 * common.opt (-fexcess-precision=): New option.
10371 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
10372 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10373 For standard excess precision, output explicit conversion to and
10374 truncation from XFmode.
10375 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
10376 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
10377 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
10378 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
10379 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
10380 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
10381 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
10382 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
10383 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
10384 define_splits, sqrt<mode>2): Disable where appropriate for
10385 standard excess precision.
10386 * convert.c (convert_to_real): Do not shorten arithmetic to type
10387 for which excess precision would be used.
10388 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
10389 * doc/invoke.texi (-fexcess-precision=): Document option.
10390 (-mfpmath=): Correct index entry.
10391 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
10392 flag_excess_precision): New.
10393 * langhooks.c (lhd_post_options): Set
10394 flag_excess_precision_cmdline.
10395 * opts.c (common_handle_option): Handle -fexcess-precision=.
10396 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
10397 init_excess_precision): New.
10398 (lang_dependent_init_target): Call init_excess_precision.
10399 * tree.c (excess_precision_type): New.
10400 * tree.h (excess_precision_type): Declare.
10402 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10405 * c-typeck.c (build_component_ref): Do not copy qualifiers from
10406 non-lvalue to component.
10408 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10410 PR preprocessor/34695
10411 * Makefile.in (c-opts.o): Depend on c-tree.h.
10412 * c-common.c: Move down include of diagnostic.h.
10413 (done_lexing, c_cpp_error): New.
10414 * c-common.h (done_lexing): Declare.
10415 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
10417 * c-opts.c: Include c-tree.h.
10418 (c_common_init_options): Set preprocessor error callback.
10419 (c_common_handle_option): Do not set preprocessor
10420 inhibit_warnings, warnings_are_errors, warn_system_headers,
10421 pedantic_errors or inhibit_warnings flags.
10422 (c_common_post_options): Do not check cpp_errors (parse_in).
10423 (c_common_finish): Do not output dependencies if there were
10424 errors. Do not check return value of cpp_finish.
10425 * c-ppoutput.c (pp_file_change): Set input_location.
10426 * c-tree.h (c_cpp_error): Declare.
10427 * diagnostic.c (diagnostic_set_info_translated): Also initialize
10429 (diagnostic_build_prefix): Check override_column.
10430 * diagnostic.h (diagnostic_info): Add override_column field.
10431 (diagnostic_override_column): Define.
10433 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
10435 * c-common.c (c_expand_expr, c_staticp): Remove.
10436 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
10437 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
10438 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
10439 * c-gimplify.c (gimplify_compound_literal_expr,
10440 optimize_compound_literals_in_ctor): Remove.
10441 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
10442 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
10443 * c-semantics.c (emit_local_var): Remove.
10445 * langhooks-def.h (lhd_expand_expr): Remove.
10446 * langhooks.c (lhd_expand_expr): Remove.
10447 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
10449 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
10450 handling from c-semantics.c; don't call into langhook.
10451 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
10452 * gimplify.c (gimplify_compound_literal_expr,
10453 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
10454 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
10455 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
10456 as was done in c-gimplify.c.
10457 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
10458 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
10459 Move from c-common.h.
10460 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
10462 * tree.c (staticp): Do not call langhook.
10463 * langhooks.c (lhd_staticp): Delete.
10464 * langhooks-def.h (lhd_staticp): Delete prototype.
10465 (LANG_HOOKS_STATICP): Delete.
10466 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
10468 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
10469 instead of DECL_STMTs.
10471 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10479 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
10481 (fold_call_expr): Return a NOP_EXPR from folding rather than the
10482 contained expression.
10483 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
10484 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
10485 conditional expressions for C.
10486 (decl_constant_value_for_optimization): Move from
10487 decl_constant_value_for_broken_optimization in c-typeck.c. Check
10488 whether optimizing and that the expression is a VAR_DECL not of
10489 array type instead of doing such checks in the caller. Do not
10490 check pedantic. Call gcc_unreachable for C++.
10491 * c-common.def (C_MAYBE_CONST_EXPR): New.
10492 * c-common.h (c_fully_fold, c_save_expr,
10493 decl_constant_value_for_optimization): New prototypes.
10494 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10495 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10496 EXPR_INT_CONST_OPERANDS): Define.
10497 * c-convert.c (convert): Strip nops from expression.
10498 * c-decl.c (groktypename): Take extra parameters expr and
10499 expr_const_operands. Update call to grokdeclarator.
10500 (start_decl): Update call to grokdeclarator. Add statement for
10501 expressions used in type of decl.
10502 (grokparm): Update call to grokdeclarator.
10503 (push_parm_decl): Update call to grokdeclarator.
10504 (build_compound_literal): Add parameter non_const and build a
10505 C_MAYBE_COSNT_EXPR if applicable.
10506 (grokdeclarator): Take extra parameters expr and
10507 expr_const_operands. Track expressions used in declaration
10508 specifiers and declarators. Fold array sizes and track whether
10509 they are constant expressions and whether they are integer
10510 constant expressions.
10511 (parser_xref_tag): Set expr and expr_const_operands fields in
10513 (grokfield): Update call to grokdeclarator.
10514 (start_function): Update call to grokdeclarator.
10515 (build_null_declspecs): Set expr and expr_const_operands fields in
10517 (declspecs_add_type): Handle expressions in typeof specifiers.
10518 * c-parser.c (c_parser_declspecs): Set expr and
10519 expr_const_operands fields for declaration specifiers.
10520 (c_parser_enum_specifier): Likewise.
10521 (c_parser_struct_or_union_specifier): Likewise.
10522 (c_parser_typeof_specifier): Likewise. Update call to
10523 groktypename. Fold expression as needed. Return expressions with
10524 type instead of adding statements.
10525 (c_parser_attributes): Update calls to c_parser_expr_list.
10526 (c_parser_statement_after_labels): Fold expression before passing
10527 to objc_build_throw_stmt.
10528 (c_parser_condition): Fold expression.
10529 (c_parser_asm_operands): Fold expression.
10530 (c_parser_conditional_expression): Use c_save_expr. Update call
10531 to build_conditional_expr.
10532 (c_parser_alignof_expression): Update call to groktypename.
10533 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
10534 original_code. Fold expression argument of va_arg. Create
10535 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
10536 argument to va_arg. Update calls to groktypename. Fold array
10537 index for offsetof. Verify that first argument to
10538 __builtin_choose_expr has integer type.
10539 (c_parser_postfix_expression_after_paren_type): Update calls to
10540 groktypename and build_compound_literal. Handle expressions with
10541 side effects in type name.
10542 (c_parser_postfix_expression_after_primary): Update call to
10543 c_parser_expr_list. Set original_code for calls to
10544 __builtin_constant_p.
10545 (c_parser_expr_list): Take extra parameter fold_p. Fold
10546 expressions if requested.
10547 (c_parser_objc_type_name): Update call to groktypename.
10548 (c_parser_objc_synchronized_statement): Fold expression.
10549 (c_parser_objc_receiver): Fold expression.
10550 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
10551 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10552 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10553 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10554 (struct c_typespec): Add elements expr and expr_const_operands.
10555 (struct c_declspecs): Add elements expr and expr_const_operands.
10556 (groktypename, build_conditional_expr, build_compound_literal):
10558 (in_late_binary_op): Declare.
10559 * c-typeck.c (note_integer_operands): New function.
10560 (in_late_binary_op): New variable.
10561 (decl_constant_value_for_broken_optimization): Move to c-common.c
10562 and rename to decl_constant_value_for_optimization.
10563 (default_function_array_conversion): Do not strip nops.
10564 (default_conversion): Do not call
10565 decl_constant_value_for_broken_optimization.
10566 (build_array_ref): Do not fold result.
10567 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10568 result when operand is a VLA.
10569 (c_expr_sizeof_type): Update call to groktypename. Handle
10570 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10571 result when operand names a VLA type.
10572 (build_function_call): Update call to build_compound_literal.
10573 Only fold result for calls to __builtin_* functions. Strip
10574 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10575 the function designator.
10576 (convert_arguments): Fold arguments. Update call to
10577 convert_for_assignment.
10578 (build_unary_op): Handle increment and decrement of
10579 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10580 decrement earlier. Fold operand of increment and decrement.
10581 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10582 built for integer operand. Wrap returns that are INTEGER_CSTs
10583 without being integer constant expressions or that have integer
10584 constant operands without being INTEGER_CSTs.
10585 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10586 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10587 result is an integer constant expression or can be used in
10588 unevaluated parts of one and avoid folding and wrap as
10589 appropriate. Fold operands before possibly doing -Wsign-compare
10591 (build_compound_expr): Wrap result for C99 if operands can be used
10592 in integer constant expressions.
10593 (build_c_cast): Update call to digest_init. Do not ignore
10594 overflow from casting floating-point constants to integers. Wrap
10595 results that could be confused with integer constant expressions,
10596 null pointer constants or floating-point constants.
10597 (c_cast_expr): Update call to groktypename. Handle expressions
10598 included in type name.
10599 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10600 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10601 Update calls to convert_for_assignment.
10602 (convert_for_assignment): Take new parameter
10603 null_pointer_constant. Do not strip nops or call
10604 decl_constant_value_for_broken_optimization. Set
10605 in_late_binary_op for conversions to boolean.
10606 (store_init_value): Update call to digest_init.
10607 (digest_init): Take new parameter null_pointer_constant. Do not
10608 call decl_constant_value_for_broken_optimization. pedwarn for
10609 initializers not constant expressions. Update calls to
10610 convert_for_assignment.
10611 (constructor_nonconst): New.
10612 (struct constructor_stack): Add nonconst element.
10613 (really_start_incremental_init, push_init_level, pop_init_level):
10614 Handle constructor_nonconst and nonconst element.
10615 (set_init_index): Call constant_expression_warning for array
10617 (output_init_element): Fold value. Set constructor_nonconst as
10618 applicable. pedwarn for initializers not constant expressions.
10619 Update call to digest_init. Call constant_expression_warning
10620 where constant initializers are required.
10621 (process_init_element): Use c_save_expr.
10622 (c_finish_goto_ptr): Fold expression.
10623 (c_finish_return): Fold return value. Update call to
10624 convert_for_assignment.
10625 (c_start_case): Fold switch expression.
10626 (c_process_expr_stmt): Fold expression.
10627 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10628 ensure statement expression is not evaluated in constant expression.
10629 (build_binary_op): Track whether results are integer constant
10630 expressions or may occur in such, disable folding and wrap results
10631 as applicable. Fold operands for -Wsign-compare warnings unless
10633 (c_objc_common_truthvalue_conversion): Handle results folded to
10634 integer constants that are not integer constant expressions.
10635 * doc/extend.texi: Document when typeof operands are evaluated,
10636 that condition of __builtin_choose_expr is an integer constant
10637 expression, and more about use of __builtin_constant_p in
10640 2009-03-29 Richard Guenther <rguenther@suse.de>
10642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10643 propagate addresses of array references.
10645 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10647 * regmove.c (perhaps_ends_bb_p): Remove.
10648 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10649 from INSN and check that the main loop stays within that basic block.
10650 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10651 (regmove_forward_pass): Split out from regmove_optimize. Use
10652 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10653 (regmove_backward_pass): Split out from regmove_optimize. Use
10654 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10655 (regmove_optimize): Simplify.
10657 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10660 * config/i386/i386.c (classify_argument): Ignore flexible array
10661 member in struct and warn ABI change.
10663 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10665 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10667 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10668 (ix86_adjust_cost): Updated.
10670 2009-03-29 Jan Hubicka <jh@suse.cz>
10672 PR middle-end/28850
10673 * tree-pass.h (pass_cleanup_eh): New function.
10674 (remove_unreachable_regions): Break code handling RTL
10675 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10676 that can not be reached by runtime.
10677 (can_be_reached_by_runtime): New function.
10678 (label_to_region_map): New function.
10679 (num_eh_regions): New function.
10680 (rtl_remove_unreachable_regions): New function.
10681 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10682 (remove_eh_region): New function.
10683 * except.h: Include sbitmap and vecprim.
10684 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10685 num_eh_regions): Declare.
10686 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10687 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10688 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10689 (tree_empty_eh_handler_p): New function.
10690 (cleanup_empty_eh): New function.
10691 (cleanup_eh): New function.
10692 (pass_cleanup_eh): New function.
10694 2009-03-29 Jan Hubicka <jh@suse.cz>
10696 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10697 for removed regions.
10699 2009-03-29 Jan Hubicka <jh@suse.cz>
10701 * except.c (dump_eh_tree): Dump all datastructures.
10703 2009-03-29 Jan Hubicka <jh@suse.cz>
10705 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10706 (duplicate_eh_regions_1): Likewise.
10707 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10708 vector; call EH verification.
10709 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10710 Be ready for region being removed.
10712 2009-03-29 Jan Hubicka <jh@suse.cz>
10714 * bitmap.c (bitmap_last_set_bit): New function.
10715 * bitmap.h (bitmap_last_set_bit): Declare.
10717 2009-03-29 David Ayers <ayers@fsfe.org>
10720 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10721 by calling objc_compare_types and surpress warnings about
10722 incompatible C pointers that are compatible ObjC pointers.
10724 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10726 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10727 call initialize_inline_failed.
10728 (initialize_inline_failed): Move it from here ...
10729 * cgraph.c (initialize_inline_failed): ... to here.
10730 (cgraph_create_edge): Call initialize_inline_failed rather than
10731 setting inline_failed directly.
10733 2009-03-29 Ben Elliston <bje@au.ibm.com>
10736 * sysv4.opt (msdata): Improve comment.
10737 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10738 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10740 2009-03-29 Ben Elliston <bje@au.ibm.com>
10743 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10744 load and store attributes.
10746 2009-03-29 Ben Elliston <bje@au.ibm.com>
10748 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10749 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10750 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10751 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10752 __builtin_infq and __builtin_huge_valq.
10754 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10756 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10761 2009-03-28 Xinliang David Li <davidxl@google.com>
10763 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10764 (do_dbg_cnt): New function.
10766 2009-03-28 Jan Hubicka <jh@suse.cz>
10768 Merge from pretty-ipa:
10770 2009-03-27 Jan Hubicka <jh@suse.cz>
10772 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10773 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10774 * passes.c (function_called_by_processed_nodes_p): New.
10775 * ipa-pure-const.c (check_call): Fix handling of operands.
10776 (analyze_function): Dump debug output for skipped bodies.
10777 (local_pure_const): Use function_called_by_processed_nodes_p.
10778 * dwarf2out.c (reference_to_unused): Use output.
10779 * passes.c (do_per_function_toporder): Likewise.
10781 2008-11-12 Jan Hubicka <jh@suse.cz>
10783 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10784 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10785 state_set_in_source enum
10786 (check_decl): Ignore memory tags; do not set fake looping flags;
10788 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10789 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10790 (check_call, analyze_function): Rewrite.
10792 (add_new_function): Update call of analyze_function.
10793 (generate_summary): Add call of analyze_function.
10794 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10795 (local_pure_const): New function.
10796 (pass_local_pure_const): New pass.
10797 * ipa-inline.c (inline_transform): Set after_inlining.
10798 * tree-eh.c (stmt_can_throw_external): New.
10799 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10800 work with aliasing built.
10801 * tree-flow.h (stmt_can_throw_external): New.
10802 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10803 and local pure/const pass in early and late optimization queue.
10805 2009-03-28 Martin Jambor <mjambor@suse.cz>
10807 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10809 (fold_binary): Allow function decl aligment consideration is the
10810 second argument is integer constant one.
10811 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10812 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10813 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10815 2009-03-28 Jan Hubicka <jh@suse.cz>
10817 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10818 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10819 * function.h (rtl_data): Add nothrow flag.
10820 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10821 set DECL_NOTHROW for AVAILABLE functions.
10823 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10825 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10826 following vector keyword has expansion starting with pixel or bool
10827 keyword, expand vector to __vector and pixel or bool to __pixel or
10831 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10832 warn_if_disallowed_function_p): Removed.
10833 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10834 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10835 warning_if_disallowed_function_p.
10836 * flags.h (warn_if_disallowed_function_p,
10837 warn_disallowed_functions): Removed.
10838 * common.opt (Wdisallowed-function-list=): Removed.
10839 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10841 2009-03-28 Richard Guenther <rguenther@suse.de>
10843 PR tree-optimization/38723
10844 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10847 2009-03-28 Jan Hubicka <jh@suse.cz>
10849 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10850 test introduced by my previous patch.
10852 2009-03-28 Richard Guenther <rguenther@suse.de>
10854 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10855 the PHIs value undefined.
10857 2009-03-28 Jan Hubicka <jh@suse.cz>
10859 * tree-pass.h (pass_fixup_cfg): New pass.
10860 * ipa-inline.c (inline_transform): Set
10861 always_inline_functions_inlined/after_inlining.
10862 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10863 (pass_fixup_cfg): New pass.
10864 * passes.c (init_optimization_passes): Add fixup_cfg.
10866 2009-03-28 Richard Guenther <rguenther@suse.de>
10868 PR tree-optimization/38458
10869 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10870 argument use the arguments copy-of value.
10872 2009-03-28 Richard Guenther <rguenther@suse.de>
10874 PR tree-optimization/38180
10875 * tree-ssa-ccp.c (get_default_value): Simplify.
10876 (likely_value): Likewise.
10877 (surely_varying_stmt_p): Properly handle VOP case.
10878 (ccp_initialize): Likewise.
10879 (ccp_fold): Handle propagating through *&.
10880 (fold_const_aggregate_ref): Also handle decls.
10882 2009-03-28 Jan Hubicka <jh@suse.cz>
10884 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10885 * cgraph.h (cgraph_node): Likewise.
10886 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10887 (cgraph_reset_node): Use process flag.
10888 (cgraph_mark_functions_to_output): Likewise.
10889 (cgraph_expand_function): Likewise.
10890 (cgraph_expand_all_functions): Likewise.
10891 (cgraph_output_in_order): Likewise.
10892 * dwarf2out.c (reference_to_unused): Likewise.
10893 * passes.c do_per_function_toporder): Likewise.
10895 2009-03-28 Jan Hubicka <jh@suse.cz>
10897 Bring from lto-branch:
10899 2008-09-03 Doug Kwan <dougkwan@google.com>
10901 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10902 enums instead of reason strings.
10903 * cgraph.c (cgraph_create_edge): Same.
10904 (cgraph_inline_failed_string): New function.
10905 * cgraph.h (cgraph_inline_failed_t): New enum type.
10906 (cgraph_inline_failed_string): New prototype.
10907 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10908 char pointer to cgraph_inline_failed_t.
10909 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10910 (cgraph_default_inline_p): Ditto.
10911 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10912 to cgraph_inline_failed_t pointer.
10913 * cif-code.def: New file.
10914 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10916 (cgraph_check_inline_limits): Change type of REASON to pointer to
10917 cgraph_inline_failed_t. Replace reason strings with enums.
10918 (cgraph_default_inline_p): Ditto.
10919 (cgraph_recursive_inlining_p): Ditto.
10920 (update_caller_keys): Change type of FAILED_REASON to
10921 cgraph_inline_failed_t.
10922 (cgraph_set_inline_failed): Change type of REASON to pointer to
10923 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10924 convert enums to strings for text output.
10925 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10926 to be of type cgraph_inline_failed_t. Replace reason strings with
10927 enums. Call cgraph_inline_failed_string to covert enums
10928 to strings for text output.
10929 (cgraph_decide_inlining): Replace reason strings with enums.
10930 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10931 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10933 * tree-inline.c (expand_call_inline): Change type of REASON
10934 to cgraph_inline_failed_t. Replace reason strings with enums.
10935 Call cgraph_inline_failed_string for text output.
10936 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10939 2009-03-28 Jan Hubicka <jh@suse.cz>
10941 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10942 cgraph_clone_node): Remove master clone handling.
10943 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10944 * cgraph.h (master_clone): Remove.
10945 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10946 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10947 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10949 2009-03-28 Jan Hubicka <jh@suse.cz>
10951 * cgraph.c (cgraph_function_body_availability): Functions declared
10952 inline are always safe to assume that it is not going to be replaced.
10954 2009-03-28 Richard Guenther <rguenther@suse.de>
10956 PR tree-optimization/38513
10957 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10959 EXC_PTR_EXPR and FILTER_EXPR.
10960 (get_ref_from_reference_ops): Likewise.
10962 2009-03-28 Richard Guenther <rguenther@suse.de>
10964 PR tree-optimization/38968
10965 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10966 Use FLOOR_MOD_EXPR to compute misalignment.
10968 2009-03-28 Richard Guenther <rguenther@suse.de>
10970 PR tree-optimization/37795
10971 * tree.h (combine_comparisons): Declare.
10972 * fold-const.c (combine_comparisons): Export.
10973 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10975 (ifcombine_iforif): Use combine_comparisons.
10977 2009-03-28 Jan Hubicka <jh@suse.cz>
10979 * tree-eh.c (inlinable_call_p): New function.
10980 (make_eh_edges): Use it.
10981 (verify_eh_edges): Use it.
10982 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10983 * except.c (reachable_next_level): Add inlinable_function argument
10984 (sjlj_find_directly_reachable_regions): Update.
10985 (add_reachable_handler): Do not set saw_any_handlers.
10986 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10987 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10988 Add new inlinable call parameter.
10989 (can_throw_internal, can_throw_external): Update.
10990 * except.h (can_throw_internal_1, can_throw_external_1,
10991 foreach_reachable_handler): Update declaration.
10993 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10995 * config/arm/t-arm-coff, config/h8300/coff.h,
10996 config/i386/i386-aout.h, config/i386/i386-coff.h,
10997 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
10998 config/pdp11/2bsd.h, config/rs6000/aix41.h,
10999 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
11000 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
11001 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
11002 sys-types.h: Remove.
11003 * Makefile.in: Remove protoize and fixproto support and references
11005 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
11006 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
11008 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
11009 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
11010 unprotoize$(exeext).
11011 (rest.encap): Don't depend on $(STMP_FIXPROTO)
11012 (.PHONY): Don't depend on proto.
11013 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
11014 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
11015 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
11016 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
11017 build/gen-protos.o, build/scan.o, xsys-protos.h,
11018 build/fix-header$(build_exeext), build/fix-header.o,
11019 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
11020 stmp-install-fixproto): Remove.
11021 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
11022 SYSCALLS.c or fixproto files.
11023 (install-common): Don't install protoize.
11024 (install-headers-tar, install-headers-cpio, install-headers-cp):
11025 Don't depend on $(STMP_FIXPROTO).
11026 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
11027 install fixproto files or write out fixproto settings.
11028 (uninstall): Don't uninstall protoize.
11029 * config.gcc (use_fixproto): Remove.
11030 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
11031 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
11032 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
11033 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
11034 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
11035 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
11036 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
11037 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
11038 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
11039 * config/t-vxworks (STMP_FIXPROTO): Remove.
11040 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
11041 STMP_FIXPROTO): Remove.
11042 * config.in, configure: Regenerate.
11043 * crtstuff.c (gid_t, uid_t): Don't undefine.
11044 * doc/install.texi: Change m68k-coff to m68k-elf in example.
11045 (arm-*-coff, arm-*-aout: Remove target entries.
11046 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
11047 Remove mention of AIX 4.1.
11048 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
11049 * doc/invoke.texi (Running Protoize): Remove.
11050 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
11051 (Protoize Caveats): Remove.
11052 * tsystem.h: Update comments on headers assumed to exist.
11054 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
11056 * genautomata.c: Add a new year to the copyright. Add a new
11058 (struct insn_reserv_decl): Add comments for member bypass_list.
11059 (find_bypass): Remove.
11060 (insert_bypass): New.
11061 (process_decls): Use insert_bypass.
11062 (output_internal_insn_latency_func): Output all bypasses with the
11063 same input insn in one switch case.
11065 * rtl.def (define_bypass): Describe bypass choice.
11066 * doc/md.texi (define_bypass): Ditto.
11068 2009-03-27 Richard Guenther <rguenther@suse.de>
11070 * gimplify.c (mark_addressable): Export.
11071 * tree-flow.h (mark_addressable): Declare.
11072 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
11073 * tree-ssa.c (verify_phi_args): Verify that address taken
11074 variables have TREE_ADDRESSABLE set.
11076 2009-03-27 Richard Guenther <rguenther@suse.de>
11078 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
11079 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
11080 Do not mark decls TREE_ADDRESSABLE.
11081 (build_fold_addr_expr): Adjust.
11082 (fold_addr_expr): Remove.
11083 (fold_unary): Use build_fold_addr_expr.
11084 (fold_comparison): Likewise.
11085 (split_address_to_core_and_offset): Likewise.
11086 * coverage.c (tree_coverage_counter_addr): Mark the array decl
11088 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
11089 (gimplify_modify_expr_to_memcpy): Mark source and destination
11091 * omp-low.c (create_omp_child_function): Mark the object decl
11093 (lower_rec_input_clauses): Mark the var we take the address of
11095 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
11097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11099 PR middle-end/39315
11100 * cfgexpand.c (expand_one_stack_var_at): Change alignment
11101 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
11103 2009-03-27 Richard Guenther <rguenther@suse.de>
11105 PR tree-optimization/39120
11106 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
11108 (handle_lhs_call): Process return constraints. Add escape
11109 constraints if necessary.
11110 (handle_const_call): Fill out return constraints. Make nested
11111 case more precise. Avoid consttmp if possible.
11112 (handle_pure_call): Fill out return constraints. Avoid
11113 callused if possible.
11114 (find_func_aliases): Simplify call handling.
11116 2009-03-27 Richard Guenther <rguenther@suse.de>
11118 PR tree-optimization/39120
11119 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
11120 as a representative.
11121 (solve_graph): Do propagate CALLUSED.
11122 (handle_pure_call): Use a scalar constraint from CALLUSED for
11124 (find_what_p_points_to): CALLUSED shall not appear in poins-to
11127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11130 * c-common.c (handle_aligned_attribute): Properly check alignment
11131 overflow. Use (1U << i) instead of (1 << i).
11133 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
11135 * expr.h (get_mem_align_offset): Updated.
11137 * tree.h (tree_decl_common): Change align to "unsigned int" and
11138 move it before pointer_alias_set.
11140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11141 Jakub Jelinek <jakub@redhat.com>
11144 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
11145 gr_register_operand with gr_reg_or_0_operand.
11146 (cmpxchg_rel_di): Likewise.
11147 (sync_lock_test_and_set<mode>): Likewise.
11149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11151 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
11152 (true_regnum): Likewise.
11154 * rtlanal.c (subreg_info): Moved to ...
11155 * rtl.h (subreg_info): Here. New.
11156 (subreg_get_info): New.
11158 * rtlanal.c (subreg_get_info): Make it extern.
11160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11163 * config/i386/i386.c (ix86_abi): New.
11164 (override_options): Handle -mabi=.
11165 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
11166 (ix86_call_abi_override): Likewise.
11167 (init_cumulative_args): Likewise.
11168 (function_arg_advance): Likewise.
11169 (function_arg_64): Likewise.
11170 (function_arg): Likewise.
11171 (ix86_pass_by_reference): Likewise.
11172 (ix86_function_value_regno_p): Likewise.
11173 (ix86_build_builtin_va_list_abi): Likewise.
11174 (setup_incoming_varargs_64): Likewise.
11175 (is_va_list_char_pointer): Likewise.
11176 (ix86_init_machine_status): Likewise.
11177 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
11178 (ix86_function_type_abi): Return enum calling_abi. Rewrite
11179 for 64bit. Replace DEFAULT_ABI with ix86_abi.
11180 (ix86_function_abi): Make it static and return enum calling_abi.
11181 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
11183 (ix86_fn_abi_va_list): Updated.
11185 * config/i386/i386.h (ix86_abi): New.
11186 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
11187 (CONDITIONAL_REGISTER_USAGE): Likewise.
11188 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
11189 (machine_function): Likewise.
11191 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
11193 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
11194 (STACK_BOUNDARY): Likewise.
11195 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
11197 * config/i386/i386.opt (mabi=): New.
11199 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
11200 return enum calling_abi.
11201 (ix86_function_type_abi): Likewise.
11202 (ix86_function_abi): Removed.
11204 * doc/invoke.texi: Document -mabi= option for x86.
11206 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11208 * builtins.c (real_dconstp): Delete.
11209 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
11211 2009-03-27 Dodji Seketeli <dodji@redhat.com>
11212 Jakub Jelinek <jakub@redhat.com>
11215 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
11216 (gen_subprogram_die): When a function is explicit, generate the
11217 DW_AT_explicit attribute.
11218 * langhooks.h (struct lang_hooks_for_decls): Add
11219 function_decl_explicit_p langhook.
11220 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
11221 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
11223 2009-03-27 Jakub Jelinek <jakub@redhat.com>
11225 * builtins.c (fold_builtin_memory_op): Optimize memmove
11226 into memcpy if we can prove source and destination don't overlap.
11228 * tree-inline.c: Include gt-tree-inline.h.
11229 (clone_fn_id_num): New variable.
11230 (clone_function_name): New function.
11231 (tree_function_versioning): Use it.
11232 * Makefile.in (GTFILES): Add tree-inline.c.
11234 2009-03-27 Mark Mitchell <mark@codesourcery.com>
11236 * BASE-VER: Change to 4.5.0.
11238 2009-03-27 Xinliang David Li <davidxl@google.com>
11240 PR tree-optimization/39557
11241 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
11243 2009-03-27 Xinliang David Li <davidxl@google.com>
11245 PR tree-optimization/39548
11246 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
11249 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11251 * c-common.c (pointer_int_sum): Use %wd on return from
11254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
11256 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
11257 on return from tree_low_cst.
11259 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
11262 * ginclude/stdarg.h (va_copy): Define also for
11263 __GXX_EXPERIMENTAL_CXX0X__.
11265 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11268 * builtins.h (c_strlen): Do not warn here.
11269 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11270 * c-common.c (pointer_int_sum): Take an explicit location.
11271 Warn about offsets out of bounds.
11272 * c-common.h (pointer_int_sum): Adjust declaration.
11274 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11276 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
11279 2009-03-26 Jakub Jelinek <jakub@redhat.com>
11282 * opts.c (warn_if_disallowed_function_p): Don't assume
11283 get_callee_fndecl must return non-NULL.
11285 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
11287 PR rtl-optimization/39522
11288 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
11289 when reg_reloaded_valid is set.
11291 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11293 * config/spu/divv2df3.c: New file.
11294 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
11295 (DPBIT_FUNCS): Filter out _div_df.
11297 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
11299 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
11300 a jump insn, count that jump in the distance to the loop start.
11302 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
11305 * config/sh/sh.c (calc_live_regs): Fix condition for global
11306 registers except PIC_OFFSET_TABLE_REGNUM.
11308 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
11311 * doc/invoke.texi (-mconsole): New.
11313 (-mno-cygwin): New.
11315 (-mnop-fun-dllimport): New.
11319 (sub section "i386 and x86-64 Windows Options"): New.
11321 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
11323 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
11324 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
11326 2009-03-25 Richard Guenther <rguenther@suse.de>
11328 PR middle-end/39497
11329 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
11332 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
11334 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
11335 neither of haifa/selective schedulers are working.
11337 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11339 * doc/invoke.texi (Debugging Options): Fix description of
11340 -fno-merge-debug-strings.
11342 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
11344 * config/cris/libgcc.ver: New version-script.
11345 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
11347 * configure.ac <GAS features, nop mnemonic>: Add pattern
11348 crisv32-*-* for "nop".
11349 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
11350 * configure: Regenerate.
11352 2009-03-24 Ira Rosen <irar@il.ibm.com>
11354 PR tree-optimization/39529
11355 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11356 mark_sym_for_renaming for the tag copied to the new vector
11359 2009-03-24 Arthur Loiret <aloiret@debian.org>
11361 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
11362 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
11363 EXTRA_SPEC_FUNCTIONS.
11364 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
11365 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
11366 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
11367 -march and -mtune options.
11369 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
11371 * config/m68k/t-rtems: Add m5329 multilib.
11373 2009-03-24 Dodji Seketeli <dodji@redhat.com>
11374 Jakub Jelinek <jakub@redhat.com>
11377 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
11380 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11383 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
11384 instead of c_parser_expression_conv, if original_code isn't one of the
11385 4 allowed comparison codes, fail.
11387 2009-03-23 Richard Guenther <rguenther@suse.de>
11389 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
11390 * tree.h (struct tree_type): Likewise.
11391 * reload.h (struct insn_chain): Likewise.
11392 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
11393 * function.h (struct function): Likewise.
11394 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
11396 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11398 PR tree-optimization/39516
11399 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
11401 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
11403 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
11404 should be set true if BITS_PER_WORD of target is bigger than 32
11406 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
11408 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
11409 Translate -B-options to -rpath-link. Correct existing
11410 rpath-link and conditionalize on !nostdlib.
11412 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11414 * doc/extend.texi (Function Attributes, Variable Attributes):
11416 * doc/invoke.texi (Debugging Options, Optimize Options)
11417 (i386 and x86-64 Options, MCore Options): Likewise.
11419 2009-03-20 Jakub Jelinek <jakub@redhat.com>
11422 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
11423 it for block local namespace aliases.
11424 (gen_decl_die): Pass context_die to gen_namespace_die.
11426 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11429 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
11430 minimum or maximum value.
11432 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
11434 * reginfo.c (globalize_reg): Recompute derived reg sets.
11436 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
11439 * libgcc2.c (mprotect): Do not use signed arguments for
11440 VirtualProtect, use DWORD arguments. Also fix the 'may
11441 be used uninitialized' warning for the np variable.
11443 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11446 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
11447 functions using regparm calling conventions when not optimizing.
11448 (ix86_function_sseregparm): Similarly for sseregparm calling
11451 2009-03-19 Li Feng <nemokingdom@gmail.com>
11453 PR middle-end/39500
11454 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
11455 dependence if the first conflict is after niter iterations.
11457 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
11459 PR middle-end/38609
11460 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
11461 functions with dynamic stack-pointer adjustments.
11463 2009-03-19 Ben Elliston <bje@au.ibm.com>
11465 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
11466 option; change to -msdata=data.
11468 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11470 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
11473 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
11476 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
11478 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
11480 * doc/invoke.texi (Code Gen Options): Expand discussion of
11483 2009-03-18 Jakub Jelinek <jakub@redhat.com>
11485 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
11486 * matrix-reorg.c (struct matrix_info): Likewise.
11487 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
11488 * rtl.h (struct mem_attrs): Likewise.
11489 * df.h (struct df): Likewise.
11490 * tree-data-ref.h (struct data_dependence_relation): Likewise.
11491 * ira-int.h (struct ira_allocno): Likewise.
11492 * df-scan.c (struct df_collection_rec): Likewise.
11493 * ira.c (struct equivalence): Likewise.
11494 * function.c (struct temp_slot): Likewise.
11495 * cfgloop.h (struct loop): Likewise.
11498 * function.c (use_register_for_decl): When not optimizing, disregard
11499 register keyword for variables with types containing methods.
11501 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
11503 PR middle-end/39447
11504 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
11505 (is_simple_operand): Call contains_component_ref_p before calling data
11506 reference analysis that would fail on COMPONENT_REFs.
11508 * tree-vrp.c (search_for_addr_array): Fix formatting.
11510 2009-03-18 Richard Guenther <rguenther@suse.de>
11512 * tree-vect-transform.c (vect_loop_versioning): Fold the
11513 generated comparisons.
11514 * tree-vectorizer.c (set_prologue_iterations): Likewise.
11515 (slpeel_tree_peel_loop_to_edge): Likewise.
11517 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11519 PR middle-end/37805
11520 * opts.c (print_specific_help): In addition to `undocumented',
11521 accept `separate' and `joined' flags if passed alone. Describe
11522 output by the first matched one of those.
11523 (common_handle_option): Skip over empty strings.
11524 * gcc.c (display_help): Fix help string for `--help='.
11525 * doc/invoke.texi (Option Summary, Overall Options): With
11526 `--help=', classes and qualifiers can both be repeated, but
11527 only the latter can be negated. One should not pass only
11528 negated qualifiers. Fix markup and examples.
11531 2008-10-14 Jakub Jelinek <jakub@redhat.com>
11532 PR middle-end/37805
11533 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
11534 and -fhelp=separate.
11536 2009-03-17 Jing Yu <jingyu@google.com>
11538 PR middle-end/39378
11539 * function.h (struct rtl_data): Move is_thunk from here...
11540 (struct function): ...to here.
11541 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
11542 * varasm.c (assemble_start_function): Change is_thunk from crtl to
11544 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
11546 (alpha_does_function_need_gp, alpha_start_function): Likewise.
11547 (alpha_output_function_end_prologue): Likewise.
11548 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
11549 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
11550 (rs6000_output_function_epilogue): Likewise.
11551 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11553 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11556 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11557 from different units in a single alternative.
11558 (*truncdfsf_i387): Ditto.
11559 (*truncxfsf2_mixed): Ditto.
11560 (*truncxfdf2_mixed): Ditto.
11562 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11564 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11565 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11568 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11569 unused non-artificial variables when not optimizing.
11572 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11573 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11574 NAMESPACE_DECL in its DECL_INITIAL.
11576 PR middle-end/39443
11577 * optabs.c (set_user_assembler_libfunc): New function.
11578 * expr.h (set_user_assembler_libfunc): New prototype.
11579 * c-common.c: Include libfuncs.h.
11580 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11581 for memcmp, memset, memcpy, memmove and abort.
11582 * Makefile.in (c-common.o): Depend on libfuncs.h.
11585 * dwarf2out.c (gen_inlined_enumeration_type_die,
11586 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11587 gen_tagged_type_instantiation_die): Removed.
11588 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11591 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11594 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11596 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11597 (check-parallel-%): Ditto.
11598 (check-consistency): Ditto.
11600 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11602 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11603 local variable rhs by NULL_TREE.
11605 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11608 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11610 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11615 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11618 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11619 for ms->sysv ABI calls only in 64bit mode.
11621 * config/i386/i386.md (untyped_call): Support 32bit.
11623 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11625 * doc/extend.texi: Replace x86_65 with x86_64.
11627 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11629 PR tree-optimization/39455
11630 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11631 mismatches for POINTER_TYPE_P (type).
11632 (number_of_iterations_le): Likewise.
11634 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11636 * config/picochip/picochip.c: Removed profiling support.
11637 * config/picochip/picochip.md: Removed profiling instruction.
11638 * config/picochip/picochip.h: Removed profiling builtin.
11640 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11642 * doc/install.texi (--with-host-libstdcxx): Document.
11644 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11647 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11648 generate a warning if the function name does not begin with
11649 "__vector" and the function has either the 'signal' or 'interrupt'
11650 attribute, from here to ...
11651 (avr_declare_function_name): ...here. New function.
11652 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11653 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11655 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11658 * cse.c (fold_rtx): Don't modify original const_arg1 when
11659 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11660 separate variable instead.
11661 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11662 from out of range shift counts.
11663 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11665 2009-03-13 Catherine Moore <clm@codesourcery.com>
11667 * config/i386/x-mingw32 (host-mingw32.o): Replace
11668 diagnostic.h with $(DIAGNOSTIC_H).
11670 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11673 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11675 * config/i386/sync.md (sync_compare_and_swap<mode>,
11676 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11677 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11679 (sync_double_compare_and_swapdi_pic,
11680 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11681 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11683 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11686 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11688 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11691 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11692 (avx_addsubv4df3): Likewise.
11693 (*avx_addsubv4sf3): Likewise.
11694 (sse3_addsubv4sf3): Likewise.
11696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11701 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11704 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11705 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11706 registers for allocnos created from user-defined variables.
11708 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11711 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11712 of non-integer mode as well.
11714 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11716 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11717 for functions for which the parameter types are unknown.
11719 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11722 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11723 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11724 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11725 * config/i386/i386.c (ix86_local_alignment): For
11726 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11727 long long variables on the stack to avoid dynamic realignment.
11728 Allow the first argument to be a decl rather than type.
11729 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11731 2009-03-11 Nick Clifton <nickc@redhat.com>
11734 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11736 Add description to mno-lsim option.
11737 * config/mcore/mcore.h: Remove comment about deprecated m4align
11739 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11740 * doc/invoke.texi: Add description of mno-lsim and
11741 mstack-increment options.
11743 * config/fr30/fr30.opt: Document the -mno-lsim option.
11744 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11745 and -mno-lsim options.
11747 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11749 * fold-const.c (fold_comparison): Only call fold_inf_compare
11750 if the mode supports infinities.
11752 2009-03-11 Jason Merrill <jason@redhat.com>
11755 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11756 end already did. Notice GIMPLE_CALL modifications of the result.
11757 Don't copy debug information from an ignored decl or a decl from
11760 2009-03-10 Richard Guenther <rguenther@suse.de>
11761 Nathan Froyd <froydnj@codesourcery.com>
11763 PR middle-end/37850
11764 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11765 (__divMODE3): Likewise.
11767 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11769 PR tree-optimization/39394
11770 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11771 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11773 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11775 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11776 inline asms for register asm ("") declarations.
11778 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11780 * fold-const.c (fold_unary): Fix comment.
11782 2009-03-07 Jan Hubicka <jh@suse.cz>
11785 * tree-inline.c (setup_one_parameter): Do replacement of const
11786 argument by constant in SSA form.
11788 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11790 PR middle-end/38028
11791 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11792 determine alignment passed to assign_stack_local.
11793 (assign_parms_unsplit_complex): Likewise.
11794 * except.c (sjlj_build_landing_pads): Likewise.
11796 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11798 PR middle-end/39360
11799 * tree-flow.h (add_referenced_var): Return bool instead of void.
11800 * tree-dfa.c (add_referenced_var): Return result of
11801 referenced_var_check_and_insert call.
11802 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11803 of referenced_var_check_and_insert.
11806 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11807 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11808 DIE, don't emit it if abstract origin already has it.
11809 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11810 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11812 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11814 * genpreds.c (needs_variable): Fix parentheses at variable name
11816 (write_tm_constrs_h): Indent generated code.
11818 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11820 * doc/extend.texi (Function Attributes): Add documentation
11821 for isr attributes.
11823 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11826 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11827 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11829 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11831 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11834 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11837 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11838 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11840 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11842 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11843 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11844 constants instead of magic numbers.
11845 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11847 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11848 (x86_64_ms_abi_int_parameter_registers): Ditto.
11849 (x86_64_int_return_registers): Ditto.
11850 (ix86_maybe_switch_abi): Ditto.
11851 (ix86_expand_call): Ditto for clobbered_registers array.
11852 (ix86_hard_regno_mode_ok): Ditto.
11853 (x86_extended_QIreg_mentioned_p): Ditto.
11855 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11857 PR tree-optimization/39349
11858 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11860 * combine.c (gen_lowpart_for_combine): Use omode when generating
11863 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11865 PR rtl-optimization/39235
11866 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11868 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11870 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11872 2009-03-04 Richard Guenther <rguenther@suse.de>
11874 PR tree-optimization/39362
11875 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11876 that occur in abnormal PHIs should be varying.
11878 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11880 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11882 (simple_iv): Take loop as an argument instead of statement.
11883 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11884 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11886 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11888 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11889 * matrix-reorg.c (analyze_transpose): Ditto.
11890 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11891 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11892 * tree-predcom.c (ref_at_iteration): Ditto.
11893 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11895 2009-03-04 Richard Guenther <rguenther@suse.de>
11897 PR tree-optimization/39358
11898 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11899 escaped_id and callused_id.
11900 (solve_graph): Likewise.
11902 2009-03-04 Richard Guenther <rguenther@suse.de>
11904 PR tree-optimization/39339
11905 * tree-sra.c (try_instantiate_multiple_fields): Make it
11906 no longer ICE on the above.
11908 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11910 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11911 that fits within Pmode.
11913 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11915 PR middle-end/10109
11916 * tm.texi (LIBCALL_VALUE): Update description.
11918 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11920 PR middle-end/34443
11921 * doc/extend.texi (section): Update description.
11923 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11925 PR middle-end/39345
11926 * tree-inline.c (remapped_type): New.
11927 (can_be_nonlocal): Call remapped_type instead of remap_type.
11929 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11932 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11933 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11935 2009-03-03 Richard Guenther <rguenther@suse.de>
11937 PR middle-end/39272
11938 * tree.c (tree_nonartificial_location): New function.
11939 * tree.h (tree_nonartificial_location): Declare.
11940 * builtins.c (expand_builtin_memory_chk): Provide location
11941 of the call location for artificial function pieces.
11942 (maybe_emit_chk_warning): Likewise.
11943 (maybe_emit_sprintf_chk_warning): Likewise.
11944 (maybe_emit_free_warning): Likewise.
11945 * expr.c (expand_expr_real_1): Likewise.
11947 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11949 PR tree-optimization/39343
11950 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11951 COMPONENT_REF t has ARRAY_TYPE.
11953 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11955 PR middle-end/39335
11956 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11957 when the type precision of the induction variable should be
11958 larger than the type precision of nit.
11959 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11960 * graphite.c (graphite_loop_normal_form): Same.
11961 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11963 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11966 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11967 numbers to describe clobbered registers.
11968 (*call_value_0_rex64_ms_sysv): Ditto.
11969 * config/i386/mmx.md (mmx_emms): Ditto.
11970 (mmx_femms): Ditto.
11972 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11974 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11977 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11979 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11980 (spu_section_type_flags): New function.
11982 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11985 reg_class_contents of FLOAT_REGS into a temporary.
11987 2009-03-02 Richard Guenther <rguenther@suse.de>
11988 Ira Rosen <irar@il.ibm.com>
11990 PR tree-optimization/39318
11991 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11992 information to the vectorized statement.
11994 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11997 variable. Use defined names instead of magic constants for REX SSE
12000 2009-03-01 Richard Guenther <rguenther@suse.de>
12002 PR tree-optimization/39331
12003 * omp-low.c (lower_send_shared_vars): Do not receive new
12004 values for the reference of DECL_BY_REFERENCE parms or results.
12006 2009-03-01 Jan Hubicka <jh@suse.cz>
12009 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
12010 BLOCK_NONLOCALIZED_VAR): New macros.
12011 (tree_block): Add nonlocalized_vars.
12012 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
12013 gen_decl_die): Add origin argument. Allow generation of die with
12014 origin at hand only.
12015 (gen_member_die, gen_type_die_with_usage, force_decl_die,
12016 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
12018 (gen_block_die): Fix checking for unused blocks.
12019 (process_scope_var): Break out from .... ; work with origins only.
12020 (decls_for_scope) ... here; process nonlocalized list.
12021 (dwarf2out_ignore_block): Look for nonlocalized vars.
12022 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
12024 (dump_scope_block): Dump them.
12025 * tree-inline.c (remap_decls): Handle nonlocalized vars.
12026 (remap_block): Likewise.
12027 (can_be_nonlocal): New predicate.
12028 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
12030 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12032 * configure: Regenerate.
12034 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12036 * optc-gen.awk: No need to duplicate option flags twice.
12037 Reuse help texts for duplicate options which do not have any.
12039 * gcc.c (display_help): Document --version.
12041 * gcc.c (main): If print_help_list and verbose_flag, ensure
12042 driver output comes before subprocess output.
12044 * optc-gen.awk: Assign all remaining fields to help string,
12045 space-separated, for multi-line help in *.opt.
12047 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
12048 -Wno-pedantic-ms-format is for MinGW targets only.
12050 * doc/options.texi (Option file format): Fix bad indentation,
12051 restoring dropped sentence.
12053 2009-02-28 Jan Hubicka <jh@suse.cz>
12055 * tree-inline.c (tree_function_versioning): Output debug info.
12057 2009-02-28 Jan Hubicka <jh@suse.cz>
12060 * tree-inline.c (setup_one_parameter): Do not copy propagate
12061 arguments when not optimizing.
12063 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
12066 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
12067 (avx_addsubv4df3): Likewise.
12068 (*avx_addsubv4sf3): Likewise.
12069 (sse3_addsubv4sf3): Likewise.
12070 (*avx_addsubv2df3): Likewise.
12071 (sse3_addsubv2df3): Likewise.
12072 (avx_unpckhps256): Correct item selectors.
12073 (avx_unpcklps256): Likewise.
12074 (avx_unpckhpd256): Likewise.
12075 (avx_unpcklpd256): Likewise.
12077 2009-02-28 Jan Hubicka <jh@suse.cz>
12079 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
12081 (copy_arguments_for_versioning): If var is declared don't declare it.
12082 (tree_function_versioning): First setup substitutions and then copy
12085 2009-02-27 Jan Hubicka <jh@suse.cz>
12088 * cgraph.h (varpool_output_debug_info): Remove.
12089 * cgraphunit.c (varpool_output_debug_info): Remove.
12090 * dwarf2out.c (deferred_locations_struct): New struct
12091 (deferred_locations): New type.
12092 (deferred_locations_list): New static var.
12093 (deffer_location): New function.
12094 (gen_variable_die): Use it.
12095 (decls_for_scope): Output info on local static vars.
12096 (dwarf2out_finish): Process deferred locations.
12097 * varpool.c (varpool_output_debug_info): Remove.
12099 2009-02-27 Jan Hubicka <jh@suse.cz>
12102 * tree.h (TREE_PROTECTED): Fix comment.
12103 (BLOCK_HANDLER_BLOCK): Remove.
12104 (struct tree_block): Remove handler_block add body_block.
12105 (inlined_function_outer_scope_p): New.
12106 (is_body_block): Remove.
12107 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
12108 * dwarf2out.c (is_inlined_entry_point): Remove.
12109 (add_high_low_attributes): Use inlined_function_outer_scope_p.
12110 (gen_block_die): Use is_inlined_entry_point check. Remove body block
12112 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
12113 * gimplify.c (gimplify_expr): Gimplify body blocks.
12114 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
12115 block with multiple subblocks.
12116 (dump_scope_block): Prettier output; dump more flags and info.
12117 (dump_scope_blocks): New.
12118 (remove_unused_locals): Use dump_scope_blocks.
12119 * tree-flow.h (dump_scope_blocks): Declare.
12120 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
12121 * stmt.c (is_body_block): Remove.
12122 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
12123 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
12125 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
12127 PR middle-end/39308
12128 * graphite.c (graphite_loop_normal_form): Do not call
12129 number_of_iterations_exit from a gcc_assert.
12131 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12133 * config/s390/s390.c (s390_swap_cmp): Look for conditional
12134 jumps if COND is NULL.
12135 (find_cond_jump): New function.
12136 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
12137 * config/s390/s390.md: Remove z10_cobra attribute value.
12139 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
12141 * config/alpha/alpha.h (alpha_expand_mov): Return false if
12142 force_const_mem returns NULL_RTX.
12144 2009-02-26 Jan Hubicka <jh@suse.cz>
12147 * cgraph.h (varpool_output_debug_info): Remove.
12148 * cgraphunit.c (varpool_output_debug_info): Remove.
12149 * dwarf2out.c (deferred_locations_struct): New struct
12150 (deferred_locations): New type.
12151 (deferred_locations_list): New static var.
12152 (deffer_location): New function.
12153 (gen_variable_die): Use it.
12154 (decls_for_scope): Output info on local static vars.
12155 (dwarf2out_finish): Process deferred locations.
12156 * varpool.c (varpool_output_debug_info): Remove.
12158 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
12160 PR rtl-optimization/39241
12161 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
12162 to subreg_offset_representable_p.
12164 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12166 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
12167 execute function prototype. Get f and nregs from max_reg_num
12168 and get_insns. Remove the first backward pass as it's dead,
12169 guard the forward pass by flag_expensive_optimizations.
12170 (rest_of_handle_regmove): Delete.
12171 (pass_regmove): Replace it with regmove_optimize.
12173 2009-02-25 Martin Jambor <mjambor@suse.cz>
12175 PR tree-optimization/39259
12176 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
12177 calls_alloca function flags.
12178 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
12179 calls are detected.
12181 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
12183 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
12184 flags_set_1_rtx, flags_set_1_set): Delete.
12185 (regmove_optimize): Do not call mark_flags_life_zones.
12187 2009-02-24 Julian Brown <julian@codesourcery.com>
12190 * config/arm/arm.c (require_pic_register): Only set
12191 cfun->machine->pic_reg once per function.
12193 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
12195 * doc/invoke.texi (Link Options): Document an easier way to pass
12196 options that take arguments to the GNU linker using -Xlinker and -Wl.
12198 2009-02-24 Steve Ellcey <sje@cup.hp.com>
12201 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
12203 2009-02-24 Richard Guenther <rguenther@suse.de>
12206 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
12208 2009-02-24 Richard Guenther <rguenther@suse.de>
12209 Zdenek Dvorak <ook@ucw.cz>
12211 PR tree-optimization/39233
12212 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
12213 from converting them to a generic type.
12215 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
12217 PR tree-optimization/39260
12218 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
12219 contains a condition with a real type.
12220 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
12222 2009-02-23 Jason Merrill <jason@redhat.com>
12225 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
12226 narrowing_initializer_constant_valid_p.
12227 (narrowing_initializer_constant_valid_p): Don't return
12228 null_pointer_node for adding a pointer to itself.
12230 2009-02-23 Jan Hubicka <jh@suse.cz>
12233 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
12236 2009-02-23 Jan Hubicka <jh@suse.cz>
12238 PR tree-optimization/37709
12239 * tree.c (block_ultimate_origin): Move here from dwarf2out.
12240 * tree.h (block_ultimate_origin): Declare.
12241 * dwarf2out.c (block_ultimate_origin): Move to tree.c
12242 * tree-ssa-live.c (remove_unused_scope_block_p):
12243 Eliminate blocks containig no instructions nor live variables nor
12245 (dump_scope_block): New function.
12246 (remove_unused_locals): Enable removal of dead blocks by default;
12247 enable dumping at TDF_DETAILS.
12249 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12251 * config/i386/i386.c (classify_argument): Don't allow COImode
12253 (function_arg_advance_32): Don't allow OImode.
12254 (function_arg_32): Likewise.
12255 (function_value_32): Likewise.
12256 (return_in_memory_32): Likewise.
12257 (function_arg_64): Remove OImode comment.
12259 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12262 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12263 ix86_expand_vector_set for V4DImode in 64bit mode only.
12264 (ix86_expand_vector_init_one_var): Likewise.
12266 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
12268 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
12270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12273 * loop-iv.c: Revert last change.
12274 * emit-rtl.c: Likewise.
12276 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
12279 * config/i386/i386.c (type_natural_mode): Remove an extra
12280 space in the warning message.
12281 (function_value_32): Handle 32-byte vector modes.
12282 (return_in_memory_32): Likewise.
12284 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
12286 * loop-iv.c (truncate_value): New function.
12287 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
12289 (lowpart_subreg): Move to...
12290 * emit-rtl.c: ...here.
12292 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
12294 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
12295 accidental and undocumented change at revision 140860.
12297 2009-02-21 Joseph Myers <joseph@codesourcery.com>
12299 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
12300 take gimple_seq * arguments.
12301 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
12302 types_compatible_p langhook.
12304 2009-02-20 Mark Mitchell <mark@codesourcery.com>
12305 Joseph Myers <joseph@codesourcery.com>
12307 * config/arm/arm.c (arm_builtin_va_list): New function.
12308 (arm_expand_builtin_va_start): Likewise.
12309 (arm_gimplify_va_arg_expr): Likewise.
12310 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
12311 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
12312 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
12313 (va_list_type): New variable.
12314 (arm_mangle_type): Mangle va_list_type appropriately.
12316 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12318 PR middle-end/39157
12319 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
12320 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
12321 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
12322 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
12323 parameter to 1000 for -O1 by default.
12324 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
12326 * loop-invariant.c: Include params.h.
12327 (move_loop_invariants): Don't call move_single_loop_invariants on
12330 2009-02-20 Jaka Mocnik <jaka@xlab.si>
12332 * calls.c (emit_library_call_value_1): Use slot_offset instead of
12333 offset when calculating bounds for indexing stack_usage_map. Fixes
12334 a buffer overflow with certain target setups.
12336 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12339 * calls.c (expand_call): Clear try_tail_call if caller and callee
12340 disagree in promotion of function return value.
12342 2009-02-19 Jakub Jelinek <jakub@redhat.com>
12345 * c-common.c (c_determine_visibility): If visibility changed and
12346 DECL_RTL has been already set, call make_decl_rtl to update symbol
12349 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
12352 * varasm.c (assemble_variable): Don't check DECL_NAME when
12353 globalizing a variable.
12355 2009-02-19 Joseph Myers <joseph@codesourcery.com>
12358 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
12359 expression before any __builtin_trap call.
12360 * c-typeck.c (build_function_call): Convert and check function
12361 arguments before generating a call to a trap. Evaluate the
12362 function arguments before the trap.
12364 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
12367 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
12368 (UNSPEC_FXAM_MEM): New unspec.
12369 (fxam<mode>2_i387_with_temp): New insn and split pattern.
12370 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
12371 memory using fxam<mode>2_i387_with_temp to remove excess precision.
12373 2009-02-19 Richard Guenther <rguenther@suse.de>
12375 PR tree-optimization/39207
12376 PR tree-optimization/39074
12377 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
12378 storedanything_tree): New.
12379 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
12380 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
12381 (build_succ_graph): Add edges from STOREDANYTHING to all
12383 (init_base_vars): Initialize STOREDANYTHING.
12384 (compute_points_to_sets): Free substitution info after
12385 building the succ graph.
12386 (ipa_pta_execute): Likewise.
12388 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
12390 (do_ds_constraint): Do not add to special var or non-pointer
12392 (type_could_have_pointers): Split out from ...
12393 (could_have_pointers): ... here. For arrays use the element type.
12394 (create_variable_info_for): Initialize may_have_pointers.
12395 (new_var_info): Likewise.
12396 (handle_lhs_call): Make the HEAP variable unknown-sized.
12397 (intra_create_variable_infos): Use a type with pointers for
12398 PARM_NOALIAS, make it unknown-sized.
12400 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
12403 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
12405 2009-02-18 Jason Merrill <jason@redhat.com>
12408 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
12409 value if DECL_EXTERNAL.
12410 * tree-sra.c (sra_walk_gimple_assign): Likewise.
12411 * target.h (gcc_target::binds_local_p): Clarify "module".
12412 * tree.h (TREE_PUBLIC): Clarify "module".
12414 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
12417 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
12418 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
12420 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
12423 * c.opt (Wabi): Support C and ObjC.
12426 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
12428 * config/i386/i386.c (classify_argument): Warn once about the ABI
12429 change when passing union with long double.
12431 * doc/invoke.texi: Update -Wabi for warning psABI changes.
12433 2009-02-18 Joseph Myers <joseph@codesourcery.com>
12436 * c-parser.c (c_parser_compound_statement): Always enter and leave
12439 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12442 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
12444 2009-02-18 Jakub Jelinek <jakub@redhat.com>
12446 PR tree-optimization/36922
12447 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
12448 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
12451 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12453 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
12456 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12458 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
12460 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12462 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
12465 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
12466 Richard Sandiford <rdsandiford@googlemail.com>
12468 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
12469 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
12470 (loongson_biadd): ...this.
12472 2009-02-17 Richard Guenther <rguenther@suse.de>
12474 PR tree-optimization/39202
12475 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
12476 a var make sure to follow existing collapses.
12478 2009-02-17 Richard Guenther <rguenther@suse.de>
12480 PR middle-end/39214
12481 * langhooks.c (lhd_print_error_function): Check for NULL block.
12483 2009-02-17 Richard Guenther <rguenther@suse.de>
12485 PR tree-optimization/39204
12486 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
12489 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
12491 * config/soft-fp/double.h: Update from glibc CVS.
12493 2009-02-17 Richard Guenther <rguenther@suse.de>
12495 PR tree-optimization/39207
12496 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
12497 strict-aliasing warnings for pointers pointing to NULL.
12499 2009-02-16 Joseph Myers <joseph@codesourcery.com>
12502 * c-parser.c (c_parser_braced_init): Call pop_init_level when
12503 skipping until next close brace.
12505 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
12508 * config/i386/i386.c (ix86_expand_push): Set memory alignment
12509 to function argument boundary.
12511 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12513 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
12514 in the lea_add. Reload eventually constraints it properly.
12515 * config/picochip/constraints.md: Remove the target constraint
12516 "b", since it is not needed anymore.
12518 2009-02-16 Jakub Jelinek <jakub@redhat.com>
12520 * gthr-dce.h: Uglify function parameter and local variable names.
12521 * gthr-gnat.h: Likewise.
12522 * gthr-mipssde.h: Likewise.
12523 * gthr-nks.h: Likewise.
12524 * gthr-posix95.h: Likewise.
12525 * gthr-posix.h: Likewise.
12526 * gthr-rtems.h: Likewise.
12527 * gthr-single.h: Likewise.
12528 * gthr-solaris.h: Likewise.
12529 * gthr-tpf.h: Likewise.
12530 * gthr-vxworks.h: Likewise.
12531 * gthr-win32.h: Likewise.
12533 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
12536 * config/i386/i386.md: Restrict the new peephole2 to move
12537 between MMX/SSE registers.
12539 2009-02-15 Richard Guenther <rguenther@suse.de>
12542 2009-02-13 Richard Guenther <rguenther@suse.de>
12544 * configure.ac: Enable LFS.
12545 * configure: Re-generate.
12546 * config.in: Likewise.
12548 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12550 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
12551 spu_srqwbyte, spu_srqwbytebc): Define.
12552 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12553 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12554 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12555 "shrqby_<mode>"): New insn-and-split patterns.
12556 * config/spu/spu.c (expand_builtin_args): Determine and return
12557 number of operands using spu_builtin_description data.
12558 (spu_expand_builtin_1): Use it.
12560 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12563 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12566 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12569 * config/i386/i386.c (override_options): Correct warning
12570 messages for -malign-loops, -malign-jumps and -malign-functions.
12572 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12575 * config/i386/i386.md: Restrict the new peephole2 to move
12576 between the general purpose registers.
12578 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12581 * config/i386/i386.c (type_natural_mode): Add a new argument.
12582 Return the original mode and warn ABI change if vector size is 32byte.
12583 (function_arg_advance): Updated.
12584 (function_arg): Likewise.
12585 (ix86_function_value): Likewise.
12586 (ix86_return_in_memory): Likewise.
12587 (ix86_sol10_return_in_memory): Likewise.
12588 (ix86_gimplify_va_arg): Likewise.
12589 (function_arg_32): Don't warn ABX ABI change here.
12590 (function_arg_64): Likewise.
12592 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12594 * loop-iv.c (implies_p): In the final case, test that operands 0
12595 of the two comparisons match.
12597 * config/bfin/bfin.c (find_prev_insn_start): New function.
12598 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12599 (find_next_insn_start): Move.
12601 2009-02-13 Richard Guenther <rguenther@suse.de>
12603 * configure.ac: Enable LFS.
12604 * configure: Re-generate.
12605 * config.in: Likewise.
12607 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12610 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12611 sizes on syntax error after some arguments have been parsed.
12613 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12615 * doc/invoke.texi (-fira): Remove.
12617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12619 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12620 * recog.c: Likewise.
12623 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12625 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12626 (umul_ppmm): Likewise.
12627 (count_leading_zeros): Likewise.
12628 (count_trailing_zeros): Likewise.
12629 (UMUL_TIME): Likewise.
12631 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12633 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12634 soft-fp/t-softfp to tmake_file.
12636 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12637 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12638 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12639 IA64_BUILTIN_INFQ]: New.
12640 (ia64_init_builtins): Initialize __builtin_infq,
12641 __builtin_fabsq and __builtin_copysignq if not HPUX.
12642 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12643 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12645 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12647 (__fixtfti): Likewise.
12648 (__fixunstfti): Likewise.
12649 (__floattitf): Likewise.
12651 * config/ia64/libgcc-glibc.ver: New.
12652 * config/ia64/t-fprules-softfp: Likewise.
12653 * config/ia64/sfp-machine.h: Likewise.
12655 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12656 (LIBGCC2_TF_CEXT): Likewise.
12657 (TF_SIZE): Likewise.
12658 (TARGET_INIT_LIBFUNCS): Likewise.
12660 * config/ia64/t-glibc (SHLINB_MAPFILES):
12661 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12663 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12665 * config/i386/i386.c (construct_container): Rewrite processing
12666 BLKmode with X86_64_SSE_CLASS.
12668 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12671 * config/i386/i386.md: Replace simplify_replace_rtx with
12672 replace_rtx in the new peephole2.
12674 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12676 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12677 loop unrolling do not happen at -O2.
12679 2009-02-12 Michael Matz <matz@suse.de>
12681 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12683 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12685 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12688 2009-02-12 Ben Elliston <bje@au.ibm.com>
12690 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12691 patterns when updating the back chain. Missed in the 2009-02-10
12694 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12696 * doc/extend.texi (Decimal Floating Types): Update identifier of
12697 draft TR and list of missing support.
12699 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12701 PR middle-end/39154
12702 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12703 bit to variable length decl's flags, add it also to its
12704 pointer replacement variable.
12706 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12707 Jakub Jelinek <jakub@redhat.com>
12710 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12711 (memory_blockage): New expander.
12712 (*memory_blockage): New insn pattern.
12713 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12714 instead of general blockage at the end of function prologue when
12715 frame pointer is used to access red zone area. Do not emit blockage
12716 when profiling, it is emitted in generic code.
12717 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12718 function epilogue when frame pointer is used to access red zone area.
12720 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12723 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12724 by arithmetic with memory operands.
12725 * config/i386/predicates.md (commutative_operator): New.
12727 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12729 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12732 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12734 * alias.h (record_alias_subset): Declare.
12735 * alias.c (record_alias_subset): Make global.
12737 2009-02-10 Nick Clifton <nickc@redhat.com>
12739 * tree-parloops.c: Change license to GPLv3.
12740 * ipa-struct-reorg.c: Change license to GPLv3.
12741 * ipa-struct-reorg.h: Change license to GPLv3.
12743 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12746 * c-decl.c (start_struct): Return NULL on error.
12748 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12750 PR middle-end/39124
12751 * cfgloopmanip.c (remove_path): Call remove_bbs after
12752 cancel_loop_tree, not before it.
12755 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12756 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12757 VAR_DECLs were seen.
12758 * tree-ssa-live.c (remove_unused_locals): Recompute
12759 cfun->has_local_explicit_reg_vars.
12760 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12761 copies or clearings if cfun->has_local_explicit_reg_vars.
12763 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12766 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12767 of function prologue when frame pointer is used to access
12770 2009-02-10 Richard Guenther <rguenther@suse.de>
12772 PR middle-end/39127
12773 * gimplify.c (gimple_regimplify_operands): Always look if
12774 we need to create a temporary.
12776 2009-02-10 Richard Guenther <rguenther@suse.de>
12778 PR tree-optimization/39132
12779 * tree-loop-distribution.c (todo): New global var.
12780 (generate_memset_zero): Trigger TODO_rebuild_alias.
12781 (tree_loop_distribution): Return todo.
12783 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12786 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12787 (x86_64_reg_class_name): Removed.
12788 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12789 first one isn't X86_64_SSE_CLASS or any other ones aren't
12790 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12791 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12792 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12793 and 3 X86_64_SSEUP_CLASS.
12794 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12795 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12797 2009-02-10 Ben Elliston <bje@au.ibm.com>
12799 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12800 form instruction to update the stack back chain word, even if the
12801 user has disabled the generation of update instructions.
12802 (movdi_<mode>_update_stack): New.
12803 (movsi_update_stack): Likewise.
12804 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12805 always use an update form instruction to update the stack back
12808 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12810 PR middle-end/38953
12811 * graphite.c (if_region_set_false_region): After moving a region in
12812 the false branch of a condition, remove the empty dummy basic block.
12813 (gloog): Remove wrong fix for PR38953.
12815 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12817 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12818 generation due to implicit sign extension.
12820 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12822 PR middle-end/38981
12823 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12824 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12826 2009-02-09 Richard Guenther <rguenther@suse.de>
12828 PR middle-end/35202
12829 * convert.c (convert_to_real): Disable (float)fn((double)x)
12830 to fnf(x) conversion if errno differences may occur and
12831 -fmath-errno is set.
12833 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12835 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12836 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12837 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12839 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12842 * c-common.c (handle_alias_attribute): Disallow attribute for
12843 anything not a FUNCTION_DECL or VAR_DECL.
12845 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12848 * real.c (do_compare): Special-case compare of zero against
12849 decimal float value.
12851 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12854 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12855 as indicating flexible array members unless the field itself is
12856 being declarared as the incomplete array.
12858 2009-02-06 Jan Hubicka <jh@suse.cz>
12860 PR tree-optimization/38844
12861 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12862 is already inlined.
12864 2009-02-06 Richard Guenther <rguenther@suse.de>
12866 PR middle-end/38977
12867 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12868 fork because we may expand it as __gcov_fork.
12870 2009-02-06 Nick Clifton <nickc@redhat.com>
12872 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12874 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12876 PR tree-optimization/35659
12877 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12878 vn_phi_eq): Shortcut if hashcode does not match.
12879 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12881 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12882 and avoid iterative_hash_expr.
12883 (FOR_EACH_VALUE_ID_IN_SET): New.
12884 (value_id_compare): Remove.
12885 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12886 sort expressions by value id.
12888 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12891 * config/sh/predicates.md (general_movsrc_operand): Don't check
12892 the subreg of system registers here.
12894 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12897 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12898 on the copied decl.
12900 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12902 PR rtl-optimization/39110
12903 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12904 addresses, not aligned ones.
12906 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12907 Richard Guenther <rguenther@suse.de>
12909 PR tree-optimization/39100
12910 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12911 comment says and add edges.
12913 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12916 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12917 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12919 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12921 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12922 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12923 register_bb_in_sese, new_sese, free_sese): Moved.
12924 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12925 outermost_loop_in_scop, build_scop_iteration_domain,
12926 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12927 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12928 Use loop_in_sese_p instead of loop_in_scop_p.
12929 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12930 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12931 (scopdet_basic_block_info): Fix bug in scop detection.
12932 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12933 eq_loop_to_cloog_loop): Remove.
12934 (nb_loops_around_loop_in_scop, nb_loop
12935 ref_nb_loops): Moved here...
12936 * graphite.h (ref_nb_loops): ... from here.
12937 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12938 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12939 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12940 * testsuite/gcc.dg/graphite/scop-19.c: New
12942 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12943 Hans-Peter Nilsson <hp@axis.com>
12945 PR rtl-optimization/37889
12946 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12947 Move offset handling from PLUS to before the switch. Use new
12948 arguments when considering SYMBOL_REFs too.
12949 (rtx_addr_can_trap_p): Pass dummy offset and size.
12950 (enum may_trap_p_flags): Remove.
12951 (may_trap_p_1): Pass size from MEM_SIZE.
12953 PR rtl-optimization/38921
12954 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12955 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12956 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12957 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12959 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12961 AVX Programming Reference (January, 2009)
12962 * config/i386/sse.md (*vpclmulqdq): New.
12964 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12966 PR tree-optimization/38977
12967 PR gcov-profile/38292
12968 * calls.c (special_function_p): Disregard __builtin_ prefix.
12970 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12972 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12973 non-indexable addresses even before reload.
12975 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12978 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12979 as having variable size. Do not give an error for unnamed
12980 parameters with [*] declarators. Give a warning for type names
12981 with [*] declarators and mark them as variable size.
12982 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12983 for sizeof applied to [*] type names.
12985 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12988 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12990 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12992 * gcc.c (process_command): Update copyright notice dates.
12993 * gcov.c (print_version): Likewise.
12994 * gcov-dump.c (print_version): Likewise.
12995 * mips-tfile.c (main): Likewise.
12996 * mips-tdump.c (main): Likewise.
12998 2009-02-03 Joseph Myers <joseph@codesourcery.com>
13001 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
13002 for composite type involving a zero-length array type.
13004 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13007 * function.c (match_asm_constraints_1): Skip over
13008 initial optional % in the constraint.
13010 PR inline-asm/39059
13011 * c-parser.c (c_parser_postfix_expression): If fixed point is not
13012 supported, don't accept FIXED_CSTs.
13013 * c-decl.c (finish_declspecs): Error if fixed point is not supported
13014 and _Sat is used without _Fract/_Accum. Set specs->type to
13015 integer_type_node for cts_fract/cts_accum if fixed point is not
13018 2009-02-02 Catherine Moore <clm@codesourcery.com>
13020 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
13022 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
13024 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
13025 (ABI_HAS_64BIT_SYMBOLS): Use it.
13026 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
13028 2009-02-02 Paul Brook <paul@codesourcery.com>
13030 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
13032 2009-02-02 Jakub Jelinek <jakub@redhat.com>
13034 PR inline-asm/39058
13035 * recog.h (asm_operand_ok): Add constraints argument.
13036 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
13037 recurse on matching constraint.
13038 (check_asm_operands): Pass constraints as 3rd argument to
13039 asm_operand_ok. Don't look up matching constraint here.
13040 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
13043 2009-02-02 Ben Elliston <bje@au.ibm.com>
13045 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
13046 TARGET_NARROW_VOLATILE_BITFIELD macro names.
13048 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13050 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
13051 information. Remove some obsolete information. Reorganize.
13053 * config/pa/fptr.c: Revert license to GPL 2.
13054 * config/pa/milli64.S: Likewise.
13056 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13059 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
13060 LIBRARY name in, instead of hard-coding it.
13061 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
13062 extra target make frag to tmake_files according to EH model.
13063 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
13064 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
13065 frags that define makefile variable EH_MODEL appropriately.
13066 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
13067 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
13068 to "-sjlj" according to type of EH configured.
13069 (LIBGCC_SONAME): Concatenate it to shared library base name.
13070 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
13071 to "_sjlj" according to type of EH configured.
13072 (LIBGCC_SONAME): Concatenate it to shared library base name.
13073 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
13074 (SHLIB_LINK): Add missing semicolon to if-else construct.
13075 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13076 string value of "pe_dll" command-line option.
13077 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
13078 (SHLIB_SONAME): Use it when overriding t-cygming default.
13079 (SHLIB_IMPLIB): Override t-cygming default.
13080 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
13081 string value of "pe_dll" command-line option.
13083 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
13086 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
13087 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
13089 2009-01-31 Richard Guenther <rguenther@suse.de>
13091 PR tree-optimization/38937
13092 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
13093 computing the transitive closure.
13095 2009-01-30 Richard Guenther <rguenther@suse.de>
13097 PR tree-optimization/39041
13098 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13099 Propagate variable indices only if the types match for this stmt.
13101 2009-01-30 Jakub Jelinek <jakub@redhat.com>
13104 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
13105 inline but never defined.
13107 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
13109 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
13110 (*insv_h_di_reg_extimm): New insn.
13111 (*insv_l<mode>_reg_extimm): New insn.
13113 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13115 * config/picochip/picochip.c (flag_conserve_stack): set
13116 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
13117 fconserve-stack. Reduce call-overhead used by inliner.
13119 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
13122 * common.opt (flag_conserve_stack): Initialised to zero.
13124 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
13127 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
13128 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
13131 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
13133 * ira-color.c (allocno_reload_assign): Update comments.
13134 * regmove.c (regmove_optimize): Likewise.
13138 2009-01-29 Robert Millan <rmh@aybabtu.com>
13140 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
13141 * config/i386/kopensolaris-gnu.h: New file. Undefine
13142 `MD_UNWIND_SUPPORT'.
13143 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
13145 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
13147 PR tree-optimization/39007
13148 * tree-loop-distribution.c (generate_builtin): Use
13149 recompute_dominator to compute the immediate dominator of the
13150 basic block just after the loop.
13152 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13154 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
13155 (ASM_OUTPUT_DWARF_PCREL): Define.
13157 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
13159 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
13160 * doc/passes.texi: Remove entries about regclass, local-alloc, and
13161 global. Modify entries about regmove and IRA.
13163 * ra-conflict.c: Remove the file.
13165 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
13167 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
13168 (pass_regclass_init): Rename to pass_reginfo_init.
13170 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
13172 * toplev.h (flag_ira): Remove.
13174 * caller-save.c (setup_save_areas): Remove flag_ira.
13176 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
13178 * global.c: Remove the file.
13180 * opts.c (decode_options): Remove flag_ira.
13182 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
13184 * regmove.c: Modify file description.
13185 (find_use_as_address, try_auto_increment): Define them only if
13186 AUTO_INC_DEC is defined.
13187 (replacement_quality, replace_in_call_usage, fixup_match_1,
13188 stable_and_no_regs_but_for_p): Remove.
13189 (reg_set_in_bb): Make it static.
13190 (regmove_optimize): Remove flag_ira and code which worked for
13193 * local-alloc.c: Remove the file.
13195 * common.opt (fira): Remove.
13197 * ira.c: Include except.h.
13198 (eliminable_regset): Move from global.c.
13199 (mark_elimination): Ditto. Remove flag_ira.
13200 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
13201 equiv_mem_modified, validate_equiv_mem_from_store,
13202 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
13203 contains_replace_regs, memref_referenced_p, memref_used_between_p,
13204 no_equiv, recorded_label_ref): Move from local-alloc.c.
13205 (update_equiv_regs): Ditto. Make it static.
13206 (print_insn_chain, print_insn_chains): Move it from global.c.
13207 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
13208 (build_insn_chain): Ditto. Make it static.
13209 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
13210 Rename to init_live_subregs.
13211 (gate_ira): Remove flag_ira.
13213 * regclass.c: Rename reginfo.c. Change file description.
13214 (FORBIDDEN_INC_DEC_CLASSES): Remove.
13215 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
13216 (init_reg_sets_1): Remove code for evaluation of
13217 reg_class_superclasses and losing_caller_save_reg_set.
13218 (init_regs): Remove init_reg_autoinc.
13219 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
13220 ok_for_base_p_nonstrict): Remove.
13221 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
13222 (pass_regclass_init): Rename to pass_reginfo_init. Modify
13223 corresponding entries.
13224 (dump_regclass, record_operand_costs, scan_one_insn,
13225 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
13226 record_address_regs, auto_inc_dec_reg_p): Remove.
13227 (gt-regclass.h): Rename to gt-reginfo.h.
13229 * rtl.h (dump_global_regs, retry_global_alloc,
13230 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
13232 * Makefile.in (RA_H): Remove.
13233 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
13234 Rename regclass.o to reginfo.o.
13235 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
13237 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
13238 (GTFILES): Rename regclass.c to reginfo.c.
13240 * passes.c (init_optimization_passes): Remove pass_local_alloc and
13241 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
13243 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13244 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
13246 (finish_spills): Ditto. Remove code for !flag_ira.
13248 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
13250 PR middle-end/35854
13251 * doc/invoke.texi (rtl debug options): Complete rewrite.
13252 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
13254 * mode-switching.c (pass_mode_switching): Rename pass from
13255 "mode-sw" to "mode_sw".
13256 * except.c (pass_convert_to_eh_ranges): Rename pass from
13257 "eh-ranges" to "eh_ranges".
13258 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
13262 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
13263 Alexander Monakov <amonakov@ispras.ru>
13265 PR middle-end/38857
13266 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
13268 (move_exprs_to_boundary): Change return type and pass through
13269 should_move from move_op. Relax assert. Update usage ...
13270 (schedule_expr_on_boundary): ... here. Use should_move instead of
13272 (move_op_orig_expr_found): Indicate that insn was disconnected from
13274 (code_motion_process_successors): Do not call after_merge_succs
13275 callback if original expression was not found when traversing any of
13277 (code_motion_path_driver): Change return type. Update prototype.
13278 (move_op): Update comment. Add a new parameter (should_move). Update
13279 prototype. Set *should_move based on indication provided by
13280 move_op_orig_expr_found.
13282 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
13284 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
13285 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
13286 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
13287 * config/rs6000/rs6000.c (rs6000_override_options): Default
13288 avoid-indexed-addresses on for Power6, off for everything else.
13289 (avoiding_indexed_address_p): New function.
13290 (rs6000_legitimize_address): Use it.
13291 (rs6000_legitimate_address): Likewise.
13292 * config/rs6000/rs6000.md (movXX_updateX): Likewise
13294 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
13296 PR tree-optimization/38997
13297 * tree-loop-distribution.c (generate_memset_zero): Use
13298 POINTER_PLUS_EXPR for a pointer addition.
13300 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
13302 * config/s390/s390.md (bswap<mode>2): New pattern added.
13304 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13306 * config/s390/s390.md (*tls_load_31): Added type attribute.
13308 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13310 * config/s390/s390.md: Fix a few comments.
13312 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13314 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
13315 (*tm<mode>_full): Fixed z10prop attribute.
13316 (*tst<mode>_extimm): Fixed z10prop attribute.
13317 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
13318 (*tstqiCCT_cconly): Fixed z10prop attribute.
13319 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
13320 (*movsi_larl): Fixed z10prop attribute.
13321 (*movsi_zarch): Fixed z10prop attribute.
13322 (*movsi_eas): Fixed z10prop attribute.
13323 (*movhi): Fixed z10prop attribute.
13324 (*movqi): Fixed z10prop attribute.
13325 (*movstrictqi): Fixed z10prop attribute.
13326 (*mov<mode>): Fixed z10prop attribute.
13327 (*movcc): Fixed z10prop attribute.
13328 (*sethighpartdi_64): Fixed z10prop attribute.
13329 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
13330 (*negdi2_sign_cc): Fixed z10prop attribute.
13331 (*negdi2_sign): Fixed z10prop attribute.
13332 (*absdi2_sign_cc): Fixed z10prop attribute.
13333 (*absdi2_sign): Fixed z10prop attribute.
13334 (*negabsdi2_sign_cc): Fixed z10prop attribute.
13335 (*negabsdi2_sign): Fixed z10prop attribute.
13336 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
13337 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
13338 (doloop_si64): Fixed z10prop attribute.
13339 (doloop_si31): Fixed z10prop attribute.
13340 (doloop_long): Fixed z10prop attribute.
13341 (indirect_jump): Fixed z10prop attribute.
13342 (nop): Fixed z10prop attribute.
13343 (main_base_64): Fixed z10prop attribute.
13344 (reload_base_64): Fixed z10prop attribute.
13346 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13348 PR rtl-optimization/38740
13349 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
13351 * config/mips/mips.c (mips_reorg): Likewise.
13353 2009-01-28 Richard Guenther <rguenther@suse.de>
13355 PR tree-optimization/38926
13356 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
13357 with the correct value id to a value.
13358 (do_regular_insertion): Use the value number of edoubleprime
13359 for the value number of the expr.
13362 2008-08-21 Richard Guenther <rguenther@suse.de>
13364 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
13365 a PHI ask VN if it is already available.
13366 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
13367 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
13369 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13371 PR middle-end/38934
13372 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
13373 set to varying whenever max has TREE_OVERFLOW set, similarly
13374 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
13376 2009-01-28 Richard Guenther <rguenther@suse.de>
13378 PR middle-end/38908
13379 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
13380 uninitialized aggregate uses in call arguments.
13382 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
13384 PR tree-optimization/38984
13385 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
13386 the nothing_id variable if -fno-delete-null-pointer-checks.
13388 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
13391 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
13392 (set_got_offset_rex64): Ditto.
13394 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
13397 * doc/extend.texi: Improve local variable with asm reg.
13399 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
13401 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
13402 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
13403 was not supplied then set warn_packed_bitfield_compat to the
13404 default value of 1.
13405 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
13408 2009-01-27 Richard Guenther <rguenther@suse.de>
13410 PR tree-optimization/38503
13411 * cfgexpand.c (expand_gimple_basic_block): Ignore
13412 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
13413 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
13414 variables that cannot have TBAA applied.
13415 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
13418 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
13420 PR middle-end/38969
13421 * calls.c (initialize_argument_information): Do not wrap complex
13422 arguments in SAVE_EXPR.
13424 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
13426 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
13427 (INSTALL_LIBGCC): Revert typo commit.
13429 2009-01-26 Richard Guenther <rguenther@suse.de>
13431 PR tree-optimization/38745
13432 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
13433 from special handling.
13435 2009-01-26 Richard Guenther <rguenther@suse.de>
13437 PR tree-optimization/38745
13438 * tree-ssa.c (execute_update_addresses_taken): Do not include
13439 variables that cannot possibly be a register in not_reg_needs.
13440 Do not clear TREE_ADDRESSABLE on vars that may not become
13442 * tree-ssa.c (update_alias_info_1): Include those in the set
13443 of addressable vars.
13445 2009-01-26 Richard Guenther <rguenther@suse.de>
13447 PR middle-end/38851
13448 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
13449 * tree-ssa-dse.c: Include langhooks.h
13450 (execute_simple_dse): Remove stores with zero size.
13452 2009-01-24 Jakub Jelinek <jakub@redhat.com>
13455 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
13458 2009-01-24 Julian Brown <julian@codesourcery.com>
13460 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
13461 config/arm/linux-atomic.c.
13462 * config/arm/linux-atomic.c: New.
13464 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
13466 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
13467 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
13468 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
13470 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
13473 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
13476 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
13478 PR tree-optimization/38953
13479 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
13480 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
13481 (gloog): Split the exit of the scop when the scop exit is a loop exit.
13482 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
13485 2009-01-24 Paul Brook <paul@codesourcery.com>
13487 * config/arm/neon.md (neon_type): Move to arm.md.
13488 (neon_mov<VSTRUCT>): Add neon_type attribute.
13489 * config/arm/arm.md (neon_type): Move to here.
13490 (conds): Add "unconditioal" and use as default for NEON insns.
13492 2009-01-24 Ben Elliston <bje@au.ibm.com>
13494 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
13495 void *' warning from -Wc++-compat.
13496 * Makefile.in (dominance.o-warn): Remove.
13498 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
13500 PR tree-optimization/38932
13501 * fold-const.c (fold_unary_ignore_overflow): New.
13502 * tree.h (fold_unary_ignore_overflow): Declare.
13503 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
13504 * tree-ssa-sccvn.c (visit_reference_op_load,
13505 simplify_unary_expression): Likewise.
13507 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
13509 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
13510 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
13511 regardless of their type.
13512 * c-common.c (handle_packed_attribute): Don't ignore packed on
13514 * c.opt (Wpacked-bitfield-compat): New warning option.
13515 * stor-layout.c (place_field): Warn if offset of a field changed.
13516 * doc/extend.texi (packed): Mention the ABI change.
13517 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
13518 (Warning Options): Add it to the list.
13520 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
13522 * c-opts.c (c_common_post_options): Fix a typo in comments.
13524 2009-01-22 Steve Ellcey <sje@cup.hp.com>
13526 PR middle-end/38615
13527 * gimplify.c (gimplify_init_constructor): Fix promotion of const
13528 variables to static.
13529 * doc/invoke.texi (-fmerge-all-constants): Update description.
13531 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
13534 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
13535 (*movdi_1_rex64): Use type "mmx" for alternative 5.
13537 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
13539 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
13541 (LOCAL_ALIGNMENT): Similarly.
13543 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13544 Joseph Myers <joseph@codesourcery.com>
13546 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
13547 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
13548 * config/arm/arm-tune.md: Regenerate.
13549 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13552 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13554 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13555 version number to five.
13557 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13560 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13561 * c-common.c (set_underlying_type): Likewise.
13562 (is_typedef_decl ): Likewise
13564 (set_underlying_type): Likewise.
13565 (is_typedef_type): Likewise.
13567 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13569 PR middle-end/38587
13570 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13573 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13576 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13577 (LIBGCC_SPEC): Don't define.
13578 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13580 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13582 PR rtl-optimization/38879
13583 * alias.c (base_alias_check): Unaligned access via AND address can
13584 alias all surrounding object types except those with sizes equal
13585 or wider than the size of unaligned access.
13587 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13590 * c-decl.c (clone_underlying_type): Move this ...
13591 * c-common.c (set_underlying_type): ... here.
13592 Also, make sure the function properly sets TYPE_STUB_DECL() on
13593 the newly created typedef variant type.
13594 (is_typedef_decl ): New entry point.
13595 * tree.h: Added a new member member_types_needing_access_check to
13596 struct tree_decl_non_common.
13597 (set_underlying_type): New entry point.
13598 (is_typedef_type): Likewise.
13600 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13602 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13603 Check whether two instructions have memory references that
13604 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13605 are helper functions for traversing.
13606 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13607 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13608 not to draw dependency edge for instructions with non-conflicting
13611 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13614 * longlong.h: Update copyright years. Use soft-fp license notice.
13615 Sync __clz_tab declaration with glibc.
13617 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13620 * doc/extend.texi (syscall_linkage): New.
13621 (version_id): Modify.
13623 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13624 Richard Guenther <rguenther@suse.de>
13626 PR tree-optimization/38747
13627 PR tree-optimization/38748
13628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13629 conversion if the base address is an indirect reference and the
13630 aliasing sets could cause issues.
13632 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13634 * common.opt (fgraphite, fgraphite-identity): Add comment for
13635 explaining why these options are not documented.
13637 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13639 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13640 gimple_call_lhs is NULL.
13642 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13645 * emit-rtl.c (adjust_address_1): Make sure memref is never
13648 2009-01-20 Ben Elliston <bje@au.ibm.com>
13650 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13651 const qualifier from arg parameter. Remove unnecessary cast to char *.
13652 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13653 const qualifier from arg 2.
13655 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13657 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13659 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13662 * rtl.h (reinit_regs): New prototype.
13663 * regclass.c: Include ira.h.
13664 (reinit_regs): New.
13665 * Makefile.in (regclass.o): Add ira.h.
13666 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13668 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13671 * c-common.c (handle_aligned_attribute): Use
13672 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13673 default alignment value.
13675 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13677 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13678 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13680 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13681 __BIGGEST_ALIGNMENT__.
13683 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13685 2009-01-18 Richard Guenther <rguenther@suse.de>
13687 PR tree-optimization/38819
13688 * tree-flow.h (operation_could_trap_helper_p): Declare.
13689 * tree-eh.c (operation_could_trap_helper_p): Export.
13690 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13691 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13692 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13693 are about to insert a possibly trapping instruction and fail
13696 2009-01-18 Andreas Schwab <schwab@suse.de>
13698 * doc/install.texi (Configuration): Remove obsolete paragraph
13699 about use of --with-gnu-ld with --with-gnu-as.
13701 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13703 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13704 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13705 Follow spelling conventions.
13707 2009-01-18 Ben Elliston <bje@au.ibm.com>
13709 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13710 C++ warning about implicit conversion from void * to struct
13712 (bitmap_obstack_free): Likewise for bitmap_element *.
13713 * Makefile.in (bitmap.o-warn): Remove.
13715 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13717 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13719 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13720 Tobias Grosser <tobi.grosser@amd.com>
13722 * graphite.c (graphite_trans_scop_block): Do not block single
13725 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13727 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13728 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13729 test with assertion.
13731 2009-01-16 Richard Guenther <rguenther@suse.de>
13733 PR tree-optimization/38835
13734 PR middle-end/36227
13735 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13736 and INT + PTR -> (INT)(PTR p+ INT) folding.
13737 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13739 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13742 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13743 the subreg from a lowpart subreg if it is also casting the value.
13745 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13746 Tobias Grosser <tobi.grosser@amd.com>
13748 * graphite.c (compare_prefix_loops): New.
13749 (build_scop_canonical_schedules): Rewritten.
13750 (graphite_transform_loops): Move build_scop_canonical_schedules
13751 after build_scop_iteration_domain.
13753 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13754 Tobias Grosser <tobi.grosser@amd.com>
13756 * graphite.c (add_conditions_to_domain): Add the loops to
13757 the dimension of the iteration domain. Do copy the domain
13758 only when it exists.
13759 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13760 (add_conditions_to_constraints): New.
13761 (can_generate_code_stmt, can_generate_code): Removed.
13762 (gloog): Do not call can_generate_code.
13763 (graphite_transform_loops): Call add_conditions_to_constraints
13764 after building the iteration domain.
13766 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13768 PR tree-optimization/38789
13769 * tree-ssa-threadedge.c
13770 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13771 __builtin_constant_p.
13773 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13775 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13776 examined before deleting them.
13778 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13780 * function.c (aggregate_value_p): Correctly extract the function
13781 type from CALL_EXPR_FN lookup.
13783 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13785 * config/picochip/picochip.c (picochip_override_options): Revert
13786 CFI asm flag disable commited previously.
13788 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13789 Tobias Grosser <tobi.grosser@amd.com>
13790 Jan Sjodin <jan.sjodin@amd.com>
13792 * graphite.c (scan_tree_for_params): On substractions negate
13793 all the coefficients of the term.
13794 (clast_to_gcc_expression_red): New. Handle reduction expressions
13795 of more than two operands.
13796 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13797 (get_vdef_before_scop): Handle also the case of default definitions.
13799 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13801 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13802 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13803 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13805 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13806 Joey Ye <joey.ye@intel.com>
13808 PR middle-end/37843
13809 * cfgexpand.c (expand_stack_alignment): Don't update stack
13810 boundary nor check incoming stack boundary here.
13811 (gimple_expand_cfg): Update stack boundary and check incoming
13812 stack boundary here.
13814 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13816 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13818 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13820 PR rtl-optimization/38245
13821 * calls.c (expand_call): Add stack arguments to
13822 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13823 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13824 in regs and partially in memory or BLKmode arguments.
13825 (emit_library_call_value_1): Add stack arguments to
13826 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13827 ACCUMULATE_OUTGOING_ARGS).
13828 * dce.c: Include tm_p.h.
13829 (find_call_stack_args): New function.
13830 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13832 (mark_insn): Call find_call_stack_args for CALL_Ps.
13833 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13834 forwards. Allocate and free arg_stores bitmap if needed, pass it
13835 down to deletable_insn_p, don't mark stores set in arg_stores
13836 bitmap, clear the bitmap at the beginning of each bb.
13837 * Makefile.in (dce.o): Depend on $(TM_P_H).
13839 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13842 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13843 to make sure the insn is a conditional test (bug 22599). Reformat a
13846 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13848 PR middle-end/38431
13849 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13850 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13851 (gloog): Do not call cleanup_tree_cfg.
13852 (graphite_transform_loops): Call cleanup_tree_cfg after all
13853 scops have been code generated.
13855 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13856 * doc/gty.texi (Invoking the garbage collector): Added new node
13857 and section documenting ggc_collect.
13859 2009-01-14 Richard Guenther <rguenther@suse.de>
13861 PR tree-optimization/38826
13862 PR middle-end/38477
13863 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13864 initialization notes only if we actually emitted a warning.
13865 (intra_create_variable_infos): Add constraints for a result decl
13866 that is passed by hidden reference.
13867 (build_pred_graph): Mark all related variables non-direct on
13870 2009-01-14 Nick Clifton <nickc@redhat.com>
13872 * ira-conflicts.c: Include addresses.h for the definition of
13874 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13875 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13877 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13880 * Makefile.in (ira-lives.o): Add except.h.
13882 * ira-lives.c: Include except.h.
13883 (process_bb_node_lives): Process can_throw_internal.
13885 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13887 PR rtl-optimization/38774
13888 * combine.c (simplify_set): When undoing cc_use change, don't do
13889 PUT_CODE on the newly created comparison, but instead put back the
13892 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13894 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13895 values. Remove duplicate arm8 entry.
13897 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13899 PR tree-optimization/38786
13900 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13901 the SSA_NAME case of expand_scalar_variables_expr.
13902 Set the type of an expression to the type of its assign statement.
13903 (expand_scalar_variables_expr): Also gather the scalar computation
13904 used to index the memory access. Do not pass loop_p.
13905 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13906 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13907 the gimple_stmt_iterator where it inserts new code.
13908 Do not pass loop_p.
13909 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13910 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13912 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13914 * graphite.h (debug_value): Removed.
13915 * graphite.c (debug_value): Removed.
13917 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13919 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13920 ldrd/strd with two 32-bit instructions.
13922 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13924 * config/arm/arm.c (struct processors): Pass for speed down into
13925 cost helper functions.
13926 (const_ok_for_op): Handle COMPARE and inequality nodes.
13927 (arm_rtx_costs_1): Rewrite.
13928 (arm_size_rtx_costs): Update prototype.
13929 (arm_rtx_costs): Pass speed down to helper functions.
13930 (arm_slowmul_rtx_costs): Rework cost calculations.
13931 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13932 (arm_9e_rtx_costs): Likewise.
13934 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13936 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13937 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13938 (alpha_legitimize_address): Do not split local symbols wider than
13939 UNITS_PER_WORD into HIGH/LO_SUM parts.
13941 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13944 * gcc.c (process_command): Replace call to execvp with calls
13945 to pex_one and exit.
13947 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13950 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13951 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13952 variant for devices with 3-byte PC.
13953 (__tablejump_elpm__): New.
13955 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13958 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13959 offsetof member-designator, handle it as `[0].'.
13961 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13963 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13964 function when not using named sections on targets with named sections
13965 if branch distance is less than 262132.
13967 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13969 * combine.c (combine_instructions): Recompute
13970 optimize_this_for_speed_p for each BB in the main combine loop.
13972 2009-01-12 Tomas Bily <tbily@suse.cz>
13975 * tree-loop-distribution.c (prop_phis): New function.
13976 (generate_builtin): Call prop_phis.
13977 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13979 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13981 PR tree-optimization/38807
13982 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13983 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13985 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13987 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13988 subreg of op0 to the original op0.
13990 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13992 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13994 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13997 * mips-tfile.c (parse_def): Fix parsing of def strings
13998 starting with digits.
14000 2009-01-10 Jakub Jelinek <jakub@redhat.com>
14003 * config/arm/arm.c (arm_is_long_call_p): Don't call
14004 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
14006 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
14008 * regrename.c (regrename_optimize): Fix dumping.
14009 (find_oldest_value_reg): Preserve REG_POINTER.
14010 (copy_hardreg_forward_1): Likewise.
14012 2009-01-09 Diego Novillo <dnovillo@google.com>
14014 * gimple.h (struct gimple_statement_base) <uid>: Document
14015 the restrictions on its use.
14016 (gimple_uid): Tidy.
14017 (gimple_set_uid): Tidy.
14019 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14021 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
14022 zero guard even if align_bytes != 0 and count is smaller than
14025 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
14027 PR rtl-optimization/38495
14028 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
14029 (add_range_and_copies_from_move_list): Print all added ranges.
14030 Add ranges to memory optimized destination.
14032 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14036 * config/i386/i386.c (override_options): Reject
14037 -mstringop-strategy=rep_8byte with -m32.
14038 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
14039 to 1. Do count comparison against epilogue_size_needed at compile
14040 time even when count_exp was constant forced into register. For
14041 size_needed don't jump to epilogue, instead just avoid aligning
14042 and invoke the body algorithm. If need_zero_guard, add zero guard
14043 even if count is non-zero, but smaller than size_needed + number of
14044 bytes that could be stored for alignment.
14045 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
14046 to 1. If need_zero_guard, add zero guard even if count is non-zero,
14047 but smaller than size_needed + number of bytes that could be stored
14048 for alignment. Compare size_needed with epilogue_size_needed instead
14049 of desired_align - align, don't adjust size_needed, pass
14050 epilogue_size_needed to the epilogue expanders.
14053 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
14055 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14057 * pa.c (last_address): Change to unsigned.
14058 (update_total_code_bytes): Change argument to unsigned. Don't
14059 check if insn addresses are set.
14060 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
14061 addresses are not set.
14062 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
14064 2009-01-09 Nick Clifton <nickc@redhat.com>
14066 * config/sh/symbian.c: Replace uses of DECL_INLINE with
14067 DECL_DECLARED_INLINE_P.
14069 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14071 PR middle-end/38347
14072 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
14073 GET_MODE (op0) in operand_subword_force calls.
14075 PR middle-end/38771
14076 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
14077 fold_convert arg0 operands to TREE_TYPE (op0) first.
14079 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
14081 * params.def (ira-max-conflict-table-size): Decrease default value
14084 2009-01-08 Jakub Jelinek <jakub@redhat.com>
14086 PR tree-optimization/37031
14087 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
14089 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
14090 allocate it using gc instead of heap, use VEC_quick_push instead of
14092 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
14093 instead of heap, use VEC_quick_push instead of VEC_safe_push.
14094 * tree-data-ref.h (struct access_matrix): Change matrix to gc
14095 allocated vector from heap allocated.
14096 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
14097 * tree-loop-linear.c (linear_transform_loops): Allocate nest
14098 vector only after perfect_loop_nest_depth call.
14100 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
14101 Jan Sjodin <jan.sjodin@amd.com>
14103 PR tree-optimization/38559
14104 * graphite.c (debug_value, copy_constraint,
14105 swap_constraint_variables, scale_constraint_variable, ): New.
14106 (get_lower_bound, get_upper_bound): Removed.
14107 (graphite_trans_bb_strip_mine): Clean up this code that works
14108 only for constant number of iterations. Fully copy upper and
14109 lower bound constraints, not only the constant part of them.
14110 * graphite.h (debug_value): Declared.
14112 2009-01-08 Ira Rosen <irar@il.ibm.com>
14114 PR tree-optimization/37194
14115 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
14116 Don't add the cost of cost model guard in prologue to scalar
14117 outside cost in case of known number of iterations.
14119 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
14120 Alan Modra <amodra@bigpond.net.au>
14122 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
14123 non-word-aligned REG+CONST addressing.
14125 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14128 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
14129 free_after_compilation when outputting a thunk.
14130 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
14131 Do not call free_after_compilation here.
14133 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
14135 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
14136 (ix86_valid_target_attribute_inner_p): Ditto.
14138 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
14140 PR tree-optimization/38492
14141 PR tree-optimization/38498
14142 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
14143 * tree-chrec.h (scev_is_linear_expression): Declared.
14144 * graphite.c (graphite_cannot_represent_loop_niter): New.
14145 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
14146 (graphite_loop_normal_form): Use gcc_assert.
14147 (scan_tree_for_params): Use CASE_CONVERT.
14148 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
14149 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
14150 Use gcc_assert. Discard scops that contain unhandled cases.
14151 (build_scop_conditions): Return a boolean status for unhandled cases.
14152 (strip_mine_profitable_p): Print the loop number, not its depth.
14153 (is_interchange_valid): Pass the depth of the loop nest, don't
14154 recompute it wrongly.
14155 (graphite_trans_bb_block): Same.
14156 (graphite_trans_bb_block): Print tentative of loop blocking.
14157 (graphite_trans_scop_block): Do not print that the loop has been
14159 (graphite_transform_loops): Do not handle scops that contain condition
14162 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
14164 AVX Programming Reference (December, 2008)
14165 * config/i386/avxintrin.h (_mm256_stream_si256): New.
14166 (_mm256_stream_pd): Likewise.
14167 (_mm256_stream_ps): Likewise.
14169 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
14170 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
14171 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
14172 (bdesc_special_args): Add __builtin_ia32_movntdq256,
14173 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
14174 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
14175 (ix86_expand_special_args_builtin): Likewise.
14177 * config/i386/sse.md (AVXMODEDI): New.
14178 (avx_movnt<mode>): Likewise.
14179 (avx_movnt<mode>): Likewise.
14180 (<sse>_movnt<mode>): Remove AVX support.
14181 (sse2_movntv2di): Likewise.
14183 2009-01-07 Richard Guenther <rguenther@suse.de>
14185 PR middle-end/38751
14186 * fold-const.c (extract_muldiv): Remove obsolete comment.
14187 (fold_plusminus_mult_expr): Undo MINUS_EXPR
14188 to PLUS_EXPR canonicalization for the canonicalization.
14190 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
14192 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
14193 hosted cross-compilers generating less efficient code.
14195 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14197 * function.h (rtl_data): Add a dbr_scheduled_p field.
14198 * reorg.c (dbr_schedule): Set it.
14199 (gate_handle_delay_slots): Check it.
14200 * config/mips/mips.c (mips_base_delayed_branch): Delete.
14201 (mips_reorg): Check flag_delayed_branch instead of
14202 mips_base_delayed_branch.
14203 (mips_override_options): Don't set mips_base_delayed_branch
14204 or flag_delayed_branch.
14206 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
14208 PR rtl-optimization/38426.
14209 * ira.c (ira): Set current_function_is_leaf earlier.
14211 2009-01-06 Jakub Jelinek <jakub@redhat.com>
14213 PR rtl-optimization/38722
14214 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
14215 too early, only set a flag and modify after last possible
14218 2009-01-06 Janis Johnson <janis187@us.ibm.com>
14221 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
14222 * real.c (decimal_single_format): Correct values of emin and emax.
14223 (decimal_double_format): Ditto.
14224 (decimal_quad_format): Ditto.
14225 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
14226 computation of DECnn_MIN and DECnn_MAX for corrected values of
14227 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
14228 __DECnn_MIN__, and adjust its computation for the corrected value
14231 2009-01-06 Jan Hubicka <jh@suse.cz>
14234 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
14236 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
14238 * doc/contrib.texi (Contributors): Slightly adjust the end note.
14239 Add Robert Clark to the list of testers.
14241 2009-01-06 Jan Hubicka <jh@suse.cz>
14242 Kai Tietz <kai.tietz@onevision.com>
14244 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
14245 * config/i386/i386.c (ix86_expand_call): Add clobbers.
14247 2009-01-06 Jan Hubicka <jh@suse.cz>
14248 Kai Tietz <kai.tietz@onevision.com>
14250 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
14252 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
14253 (ix86_nsaved_regs): Count only general purpose regs.
14254 (ix86_nsaved_sseregs): New.
14255 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
14256 to 16 for w64; compute padding and size of sse reg save area.
14257 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
14258 general purpose regs.
14259 (ix86_emit_save_sse_regs_using_mov): New.
14260 (ix86_expand_prologue): Save SSE regs if needed.
14261 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
14262 (ix86_emit_restore_sse_regs_using_mov): New.
14263 (ix86_expand_epilogue): Save SSE regs if needed.
14265 2009-01-06 Jan Hubicka <jh@suse.cz>
14266 Kai Tietz <kai.tietz@onevision.com>
14268 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
14269 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
14270 functions when accumulate outgoing args is off.
14272 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14275 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
14276 before using pseudos_have_intersected_live_ranges_p.
14278 * ira-int.h (ira_assert): Always define.
14280 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
14282 AVX Programming Reference (December, 2008)
14283 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
14284 (_mm256_permute2_pd): Likewise.
14285 (_mm_permute2_ps): Likewise.
14286 (_mm256_permute2_ps): Likewise.
14287 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
14288 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
14290 * config/i386/i386.c (ix86_builtins): Remove
14291 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
14292 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
14293 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
14294 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
14295 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
14296 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
14297 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
14298 __builtin_ia32_vpermil2ps256.
14299 (ix86_init_mmx_sse_builtins): Updated.
14300 (ix86_expand_args_builtin): Likewise.
14302 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14304 * pa.c (output_call): Relocate non-jump insns in the delay slot of
14305 long absolute calls when generating PA 2.0 code.
14307 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
14309 PR rtl-optimization/38583
14310 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
14312 * params.def (ira-max-conflict-table-size): New.
14314 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
14316 * ira.h (ira_conflicts_p): New external definition.
14318 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
14319 table. Report this. Return result of building.
14320 (ira_build_conflicts): Use ira_conflicts_p. Check result of
14321 building conflict table.
14323 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
14324 (ira_color): Use ira_conflicts_p.
14326 * global.c: Include ira.h.
14327 (pseudo_for_reload_consideration_p, build_insn_chain): Use
14330 * Makefile.in (global.o): Add ira.h.
14332 * ira-build.c (mark_all_loops_for_removal,
14333 propagate_some_info_from_allocno): New.
14334 (remove_unnecessary_allocnos): Call
14335 propagate_some_info_from_allocno.
14336 (remove_low_level_allocnos): New.
14337 (remove_unnecessary_regions): Add parameter. Call
14338 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
14339 parameter to remove_unnecessary_regions.
14340 (ira_build): Remove all regions but root if the conflict table was
14341 not built. Update conflict hard regs for allocnos crossing calls.
14343 * ira.c (ira_conflicts_p): New global.
14344 (ira): Define and use ira_conflicts_p.
14346 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14347 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
14348 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
14350 2009-01-06 Ben Elliston <bje@au.ibm.com>
14352 * gengtype-lex.l (YY_NO_INPUT): Define.
14354 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14357 * c-common.c (handle_vector_size_attribute): Also reject
14358 BOOLEAN_TYPE types.
14360 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
14362 PR tree-optimization/38492
14363 * graphite.c (rename_map_elt, debug_rename_elt,
14364 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
14365 rename_map_elt_info, eq_rename_map_elts,
14366 get_new_name_from_old_name, bb_in_sese_p): Moved around.
14367 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
14368 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
14369 (sese_build_livein_liveouts): New.
14370 (new_sese, free_sese): New.
14371 (new_scop): Call new_sese.
14372 (free_scop): Call free_sese.
14373 (rename_variables_from_edge, rename_phis_end_scop): Removed.
14374 (register_old_new_names): Renamed register_old_and_new_names.
14375 (register_scop_liveout_renames, add_loop_exit_phis,
14376 insert_loop_close_phis, struct igp,
14377 default_liveout_before_guard, add_guard_exit_phis,
14378 insert_guard_phis, copy_renames): New.
14379 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
14380 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
14381 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
14382 (scop_adjust_phis_for_liveouts): New.
14383 (gloog): Call scop_adjust_phis_for_liveouts.
14385 * graphite.h (struct sese): Documented. Added fields liveout,
14386 num_ver and livein.
14387 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
14388 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
14389 (struct scop): Added field liveout_renames.
14390 (SCOP_LIVEOUT_RENAMES): New.
14392 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14394 PR tree-optimization/38510
14395 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
14396 (translate_clast): Call recompute_all_dominators before
14398 (gloog): Call recompute_all_dominators before graphite_verify.
14400 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14401 Jan Sjodin <jan.sjodin@amd.com>
14403 PR tree-optimization/38500
14404 * graphite.c (create_sese_edges): Call fix_loop_structure after
14407 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14409 * config.gcc: Add m32r*-*-rtems*.
14410 * config/m32r/rtems.h: New file.
14412 2009-01-05 Ben Elliston <bje@au.ibm.com>
14414 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
14415 (.po.pox): Likewise.
14416 (po/gcc.pot): Likewise.
14418 2009-01-04 David S. Miller <davem@davemloft.net>
14420 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
14421 (STARTING_FRAME_OFFSET): Always set to zero.
14423 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14425 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
14426 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
14427 fixed-point types, and vectors of the same.
14429 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14431 * config/mips/sync.md (*mb_barrier): Rename to...
14432 (*memory_barrier): ...this.
14434 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
14436 * doc/extend.texi (Function Attributes): Move @cindex after @item
14437 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
14438 and put in alphabetical order. Fix 'target' name and put in order.
14439 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14442 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
14444 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
14445 (memory_barrier): Expand as unspec instead of unspec_volatile.
14446 Remove mem:BLK from insn operands. Use Pmode scratch register.
14447 (*memory_barrier): Define as unspec instead of unspec_volatile.
14448 Use (match_dup 0) as input operand.
14450 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
14451 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
14452 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
14453 scratch register. Remove operand 1.
14454 (*stbar): Define as unspec instead of unspec_volatile.
14455 Use (match_dup 0) as input operand, remove (const_int 8).
14456 (*membar): Define as unspec instead of unspec_volatile.
14457 Use (match_dup 0) as input operand, remove input operand 2.
14459 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
14460 (memory_barrier): Expand as unspec instead of unspec_volatile.
14461 Remove mem:BLK from insn operands. Use Pmode scratch register.
14462 (*memory_barrier): Define as unspec instead of unspec_volatile.
14463 Use (match_dup 0) as input operand.
14465 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
14466 Remove mem:BLK from insn operands. Use Pmode scratch register.
14467 Set volatile flag on operand 0.
14468 (*memory_barrier): New insn pattern.
14470 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
14472 (*memory_barrier): Use (match_dup 0) as input operand.
14474 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
14475 Remove mem:BLK from insn operands. Use Pmode scratch register.
14476 Set volatile flag on operand 0.
14477 (*mb_internal): New insn pattern.
14479 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
14481 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14483 PR middle-end/38586
14484 * function.c (struct temp_slot): Move to the section of the file
14485 that deals with temp slots. Remove field 'address'.
14486 (temp_slot_address_table): New hash table of address -> temp slot.
14487 (struct temp_slot_address_entry): New struct, items for the table.
14488 (temp_slot_address_compute_hash, temp_slot_address_hash,
14489 temp_slot_address_eq, insert_temp_slot_address): Support functions
14491 (find_temp_slot_from_address): Rewrite to use the new hash table.
14492 (remove_unused_temp_slot_addresses): Remove addresses of temp
14493 slots that have been made available.
14494 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
14495 worker function for remove_unused_temp_slot_addresses.
14496 (assign_stack_temp_for_type): Don't clear the temp slot address list.
14497 Add the temp slot address to the address -> temp slot map.
14498 (update_temp_slot_address): Update via insert_temp_slot_address.
14499 (free_temp_slots): Call remove_unused_temp_slot_addresses.
14500 (pop_temp_slots): Likewise.
14501 (init_temp_slots): Allocate the address -> temp slot map, or empty
14502 the map if it is already allocated.
14503 (prepare_function_start): Initialize temp slot processing.
14505 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14507 PR middle-end/38584
14508 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
14509 Calculate the size of all stack vars assuming no packing of stack
14510 vars will happen, replacing a quadratic algorithm with a linear one.
14512 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14515 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
14518 2009-01-03 Diego Novillo <dnovillo@google.com>
14520 * doc/contrib.texi: Update contributions.
14522 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14525 * builtins.c (fold_builtin_memory_op): Give up if either operand
14526 is volatile. Set srctype or desttype to non-qualified version
14530 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
14531 and FUNCTION_DECLs.
14533 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
14535 PR rtl-optimization/35805
14536 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
14537 problem if fast dce is able to remove any instructions.
14538 * dce.c (dce_process_block): Fix dump message.
14540 2009-01-02 Mark Mitchell <mark@codesourcery.com>
14543 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
14545 2009-01-02 Jakub Jelinek <jakub@redhat.com>
14547 PR middle-end/38690
14548 * tree-flow.h (op_code_prio, op_prio): New prototypes.
14549 * tree-pretty-print.c (op_code_prio): New function.
14550 (op_prio): No longer static. Use op_code_prio.
14551 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14552 Use op_prio and op_code_prio to determine if () should be
14553 printed around operand(s) or not.
14555 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14556 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14557 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14558 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14559 pp_character instead of pp_string for single letter printing.
14561 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14563 * doc/extend.texi: Fix '#pragma GCC option' typo.
14565 2009-01-02 Richard Guenther <rguenther@suse.de>
14567 * doc/install.texi (--enable-checking): Mention different
14568 default for stage1.
14569 (--enable-stage1-checking): Document.
14571 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14573 PR middle-end/30142
14574 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14575 case to be an error.
14577 2009-01-02 Ben Elliston <bje@au.ibm.com>
14579 * config/fp-bit.h (pack_d): Constify argument.
14580 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14581 (isnan): Constify argument.
14583 (iszero): Likewise.
14584 (pack_d): Likewise.
14585 (_fpadd_parts): Constify return type.
14586 (_fpmul_parts): Likewise.
14587 (_fpdiv_parts): Likewise.
14589 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14592 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14593 warn about overwriting initializer with side-effects or
14594 -Woverride-init if !IMPLICIT.
14595 (output_init_element): Likewise. Pass IMPLICIT down to
14597 (process_init_element): Add IMPLICIT argument. Pass it down
14598 to output_init_element.
14599 (push_init_element, pop_init_level, set_designator): Adjust
14600 process_init_element callers.
14601 (set_nonincremental_init, set_nonincremental_init_from_string):
14602 Adjust add_pending_init callers.
14603 (output_pending_init_elements): Adjust output_init_element callers.
14604 * c-tree.h (process_init_element): Adjust prototype.
14605 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14606 process_init_element callers.
14609 Copyright (C) 2009 Free Software Foundation, Inc.
14611 Copying and distribution of this file, with or without modification,
14612 are permitted in any medium without royalty provided the copyright
14613 notice and this notice are preserved.