1 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
4 gcc/config.gcc: disable unwind table generation for crtbegin/crtend
7 2011-04-08 Jakub Jelinek <jakub@redhat.com>
9 PR tree-optimization/48377
10 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
11 is_packed to true even for types with smaller TYPE_ALIGN than
14 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md: Update copyright year.
17 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
19 (*vec_concatv2sf_avx): Fix wrong register constraint in
20 alternative 3 of operand 1.
21 (*vec_set<mode>_0_avx): Avoid combining registers from different
22 units in a single alternative.
23 (*vec_set<mode>_0_sse4_1): Ditto.
24 (*vec_set<mode>_0_sse2): Ditto.
25 (vec_set<mode>_0): Ditto.
26 (sse2_storehpd): Ditto.
27 (sse2_loadhpd): Ditto.
28 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
29 * config/i386/predicates.md (sse_comparison_operator): Do not
30 define as special predicate.
32 2011-04-07 Jakub Jelinek <jakub@redhat.com>
35 * combine.c (combine_instructions): Add last_combined_insn,
36 update it if insn is after it, pass it to all try_combine calls.
37 (try_combine): Add last_combined_insn parameter, pass it instead of
38 i3 to propagate_for_debug.
40 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
42 Backport from mainline
43 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
45 PR rtl-optimization/48144
46 * sel-sched-ir.c (merge_history_vect): Factor out from ...
47 (merge_expr_data): ... here.
48 (av_set_intersect): Rename to av_set_code_motion_filter.
49 Update all callers. Call merge_history_vect when an
50 expression is found in both sets.
51 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
53 2011-04-06 Jakub Jelinek <jakub@redhat.com>
56 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
57 as base_reg whatever register reg has been eliminated to, instead
58 of hardcoding STACK_POINTER_REGNUM.
60 Backported from mainline
61 2011-04-01 Jakub Jelinek <jakub@redhat.com>
64 * expr.c (expand_assignment): Handle all possibilities
66 * expmed.c (store_bit_field_1): Avoid trying to create
68 (store_split_bit_field): If SUBREG_REG (op0) or
69 op0 itself has smaller mode than word, return it
70 for offset 0 and const0_rtx for out-of-bounds stores.
71 If word is const0_rtx, skip it.
73 2011-04-06 Joseph Myers <joseph@codesourcery.com>
75 * gcov-io.c: Use GCC Runtime Library Exception.
77 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
79 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
81 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
83 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
85 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
87 Backport from mainline
88 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
90 PR rtl-optimization/48143
91 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
92 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
93 sse2_cvtps2pd): Likewise.
95 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
98 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
99 frame-related from frame-unrelated adjustments to the stack pointer.
101 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
103 Backport from mainline
104 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
107 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
110 2011-03-29 Jakub Jelinek <jakub@redhat.com>
113 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
114 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
115 dw_fde_unlikely_section_end_label, cold_in_std_section,
116 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
117 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
119 (output_fde): Use dw_fde_second_{begin,end} if second is
120 true, otherwise dw_fde_{begin,end}.
121 (output_call_frame_info): Test dw_fde_second_begin != NULL
122 instead of dw_fde_switched_sections.
123 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
124 fields, initialize new fields. Initialize in_std_section
125 unconditionally from the first partition.
126 (dwarf2out_end_epilogue): Don't override dw_fde_end when
127 dw_fde_second_begin is non-NULL.
128 (dwarf2out_switch_text_section): Stop initializing removed
129 dw_fde_struct fields, initialize new fields, initialize
130 also dw_fde_end here. Set dw_fde_switch_cfi even when
131 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
132 (struct var_loc_list_def): Add last_before_switch field.
133 (arange_table, arange_table_allocated, arange_table_in_use,
134 ARANGE_TABLE_INCREMENT, add_arange): Removed.
135 (size_of_aranges): Count !in_std_section and !second_in_std_section
136 hunks in fdes, instead of looking at arange_table_in_use.
137 (output_aranges): Add aranges_length argument, don't call
138 size_of_aranges here. Instead of using aranges_table*
139 emit ranges for fdes when !in_std_section resp.
140 !second_in_std_section.
141 (dw_loc_list): Break ranges crossing section switch.
142 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
143 use dw_fde_second_end instead of dw_fde_end as end of last
145 (gen_subprogram_die): Don't call add_arange. Use
146 dw_fde_{begin,end} for first partition and if switched
147 section dw_fde_second_{begin,end} for the second.
148 (var_location_switch_text_section_1,
149 var_location_switch_text_section): New functions.
150 (dwarf2out_begin_function): Initialize cold_text_section even
151 when function_section () isn't text_section.
152 (prune_unused_types): Don't walk arange_table.
153 (dwarf2out_finish): Don't needlessly test
154 flag_reorder_blocks_and_partition when testing cold_text_section_used.
155 If info_section_emitted, call size_of_aranges and if it indicates
156 non-empty .debug_aranges, call output_aranges with the computed
157 size. Stop using removed dw_fde_struct fields, use
158 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
161 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
163 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
164 (alpha_option_override): Don't set alpha_sr_alias_set.
165 (emit_frame_store_1): Use gen_frame_mem rather than calling
167 (alpha_expand_epilogue): Ditto.
168 (unicosmk_gen_dsib): Ditto.
170 2011-03-29 Nick Clifton <nickc@redhat.com>
172 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
173 (ASM_OUTPUT_MAX_SKIP): Define.
174 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
175 allow LT aor GE comparisons.
176 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
177 * config/rx/rx.md: Add peepholes and patterns to combine extending
178 loads with simple arithmetic instructions.
179 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
180 to use pre-decrement and post-increment addressing.
181 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
182 that the INT is a valid offset.
183 (rx_print_operand): Handle %R.
184 Fix %Q's handling of MEMs.
185 (rx_option_override): Set alignments.
186 (rx_align_for_label): New function.
187 (rx_max_skip_for_label): New function.
188 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
189 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
190 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
191 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
193 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
195 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
196 for invalid symbolic addresses.
197 (s390_secondary_reload): Don't use s390_check_symref_alignment for
200 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
203 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
205 2011-03-28 Richard Guenther <rguenther@suse.de>
207 Backport from mainline
208 2011-03-24 Richard Guenther <rguenther@suse.de>
211 * tree-object-size.c (addr_object_size): Do not double-account
214 2011-03-22 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/48228
217 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
220 2011-03-17 Richard Guenther <rguenther@suse.de>
223 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
224 a value make sure to fold the statement.
226 2011-03-15 Richard Guenther <rguenther@suse.de>
229 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
230 or variable-indexed array accesses when in gimple form.
232 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
237 * doc/extend.texi (Alignment): Move section to match order in TOC.
238 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
239 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
241 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
243 Backport from mainline:
244 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.md (*movdf_internal_rex64): Do not split
248 alternatives that can be handled with movq or movabsq insn.
249 (*movdf_internal): Disable for !TARGET_64BIT.
250 (*movdf_internal_nointeger): Ditto.
251 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
253 2011-03-26 Jakub Jelinek <jakub@redhat.com>
255 Backport from mainline
256 2011-03-24 Jakub Jelinek <jakub@redhat.com>
259 * simplify-rtx.c (simplify_const_unary_operation): Call
260 real_convert when changing mode class with FLOAT_EXTEND.
262 2011-03-20 Jakub Jelinek <jakub@redhat.com>
266 * c-common.c (shorten_compare): If primopN is first sign-extended
267 to opN and then zero-extended to result type, set primopN to opN.
269 PR rtl-optimization/48156
270 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
271 assume df and df_lr are not NULL.
273 2011-03-17 Jakub Jelinek <jakub@redhat.com>
275 PR rtl-optimization/48141
276 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
277 * dse.c: Include params.h.
278 (active_local_stores_len): New variable.
279 (add_wild_read, dse_step1): Clear it when setting active_local_stores
281 (record_store, check_mem_read_rtx): Decrease it when removing
283 (scan_insn): Likewise. Increase it when adding to chain, if it
284 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
285 set active_local_stores to NULL before the addition.
286 * Makefile.in (dse.o): Depend on $(PARAMS_H).
288 PR rtl-optimization/48141
289 * dse.c (record_store): If no positions are needed in an insn
290 that cannot be deleted, at least unchain it from active_local_stores.
292 2011-03-25 Jakub Jelinek <jakub@redhat.com>
294 * BASE-VER: Set to 4.6.1.
295 * DEV-PHASE: Set to prerelease.
297 2011-03-25 Release Manager
299 * GCC 4.6.0 released.
301 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
303 * config/rs6000/t-freebsd: Remove duplication from file.
305 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
308 * doc/install.texi (Prerequisites): Move jar etc. up.
309 Explain support library version requirements.
311 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
314 * doc/install.texi (Prerequisites): Move Perl to build
315 requirements. Always necessary on Solaris 2 with Sun ld.
317 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
319 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
321 (Specific, i?86-*-solaris2.[89]): Likewise.
322 (Specific, i?86-*-solaris2.10): Likewise.
323 (Specific, mips-sgi-irix6): Likewise.
324 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
325 Update for binutils 2.21.
327 2011-03-21 Jakub Jelinek <jakub@redhat.com>
330 * config/s390/s390.c (s390_delegitimize_address): Don't call
331 lowpart_subreg if orig_x has BLKmode.
333 2011-03-20 Joseph Myers <joseph@codesourcery.com>
335 * c-decl.c (diagnose_mismatched_decls): Give an error for
336 redefining a typedef with variably modified type.
338 2011-03-20 Joseph Myers <joseph@codesourcery.com>
340 * c-decl.c (grokfield): Don't allow typedefs for structures or
341 unions with no tag by default.
342 * doc/extend.texi (Unnamed Fields): Update.
344 2011-03-18 Jakub Jelinek <jakub@redhat.com>
347 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
348 arange_table_in_use is 0, but either text_section_used or
349 cold_text_section_used is true. Don't call it if
350 !info_section_emitted.
352 2011-03-18 Richard Guenther <rguenther@suse.de>
354 * doc/install.texi (--enable-gold): Remove.
355 (--with-plugin-ld): Document.
356 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
358 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
360 Backport from mainline
361 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
364 * config/i386/i386.opt: Add Save to -mavx and -mfma.
366 2011-03-18 Richard Henderson <rth@redhat.com>
367 Jakub Jelinek <jakub@redhat.com>
370 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
371 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
373 2011-03-17 Richard Guenther <rguenther@suse.de>
376 * tree-object-size.c (compute_object_offset): Properly return
377 the offset operand of MEM_REFs as sizetype.
379 2011-03-16 Dodji Seketeli <dodji@redhat.com>
382 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
383 (lookup_type_die_strip_naming_typedef): ... here.
384 (get_context_die): Use it.
385 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
386 the anonymous struct named by the naming typedef.
388 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
391 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
392 in the output template.
394 2011-03-15 Alan Modra <amodra@gmail.com>
397 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
398 presume symbol_refs without a symbol_ref_decl are suitably
399 aligned, nor other trees we may see here. Handle anchor symbols.
400 (legitimate_constant_pool_address_p): Comment. Add mode param.
401 Check cmodel=medium addresses. Adjust all calls.
402 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
403 creating cmodel=medium optimized access to locals.
404 * config/rs6000/constraints.md (R): Pass QImode to
405 legitimate_constant_pool_address_p.
406 * config/rs6000/predicates.md (input_operand): Pass mode to
407 legitimate_constant_pool_address_p.
408 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
411 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
414 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
415 64-bit constants being loaded into registers other than GPRs such
416 as loading 0 into a VSX register.
418 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
420 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
423 2011-03-14 Jakub Jelinek <jakub@redhat.com>
425 * doc/invoke.texi, doc/standards.texi: Refer to
426 gcc-4.6/c99status.html.
428 * DEV-PHASE: Mark "prerelease".
430 2011-03-14 Richard Guenther <rguenther@suse.de>
433 * tree.c (build_vector_from_val): Adjust assert to requirements
436 2011-03-14 Jakub Jelinek <jakub@redhat.com>
439 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
442 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
444 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
445 terms of target_flags_explicit. Adjust copyright year.
447 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
448 * config/rs6000/t-freebsd: New file. Add override for
451 2011-03-13 Chris Demetriou <cgd@google.com>
453 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
454 (-fno-diagnostics-show-option): this, to reflect current default.
455 (-Werror=): Update text about -fno-diagnostics-show-option.
457 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
460 * config/rs6000/predicates.md (easy_vector_constant_add_self,
461 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
462 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
463 mode is not V2DImode or V2DFmode.
464 (vspltis_constant): Do not handle V2DImode and V2DFmode.
465 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
466 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
468 (movdi_internal64): Likewise.
470 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
472 PR tree-optimization/47127
473 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
475 (set_cloog_options): Same.
476 (scop_to_clast): Same.
477 (print_clast_stmt): Do not call cloog_state_malloc and
479 (print_generated_program): Same.
481 * graphite-clast-to-gimple.h (cloog_state): Declared.
482 (scop_to_clast): Adjust declaration.
483 * graphite.c (cloog_state): Defined here.
484 (graphite_initialize): Call cloog_state_malloc.
485 (graphite_finalize): Call cloog_state_free.
487 2011-03-11 Jason Merrill <jason@redhat.com>
489 * attribs.c (lookup_attribute_spec): Take const_tree.
492 2011-03-11 Joseph Myers <joseph@codesourcery.com>
494 * config/sparc/sparc.c (sparc_option_override): Use
495 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
497 2011-03-11 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/48067
500 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
501 multiplication result will be only used once on the target
504 2011-03-11 Richard Guenther <rguenther@suse.de>
506 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
508 2011-03-11 Richard Guenther <rguenther@suse.de>
511 * tree.c (find_decls_types_r): Do not walk types only reachable
512 from IDENTIFIER_NODEs.
514 2011-03-11 Jakub Jelinek <jakub@redhat.com>
517 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
518 all vnode->force_output nodes as needed.
520 2011-03-11 Jason Merrill <jason@redhat.com>
523 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
524 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
526 2011-03-11 Martin Jambor <mjambor@suse.cz>
528 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
531 2011-03-11 Jakub Jelinek <jakub@redhat.com>
533 PR tree-optimization/48063
534 * ipa-inline.c (cgraph_decide_inlining): Don't try to
535 inline functions called once if !tree_can_inline_p (node->callers).
537 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
539 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
541 * config/score/score3.c: Delete.
542 * config/score/score3.h: Delete.
543 * config/score/mul-div.S: Delete.
544 * config/score/sfp-machine.h: Add new file.
545 * config/score/constraints.md: Add new file.
546 * config/score/t-score-softfp: Add new file.
547 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
548 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
549 (score7_extra_constraint): Delete.
550 (score7_option_override): Remove unused code.
551 * config/score/score.c: Remove score3 and score5 define and code.
552 * config/score/score.h: Remove score3 and score5 define and code.
553 * config/score/score.md: Remove score3 template and unusual insn.
554 * config/score/score.opt: Remove score3 and score5 options.
556 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
559 when _HPUX_SOURCE is defined.
560 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
562 2011-03-10 Jason Merrill <jason@redhat.com>
565 * stor-layout.c (layout_type): Don't set structural equality
566 on arrays of incomplete type.
567 * tree.c (type_hash_eq): Handle comparing them properly.
569 2011-03-10 Jakub Jelinek <jakub@redhat.com>
572 * config/s390/s390.c (s390_delegitimize_address): Make sure the
573 result mode matches original rtl mode.
575 2011-03-10 Nick Clifton <nickc@redhat.com>
577 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
578 (andsi3, andsi3_flags): Fix timings for three operand alternative.
580 2011-03-09 Jakub Jelinek <jakub@redhat.com>
582 PR rtl-optimization/47866
583 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
584 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
585 if target wasn't scalar.
586 * function.c (assign_stack_temp_for_type): Assert that neither
587 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
588 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
590 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
592 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
594 * config/s390/s390-protos.h (s390_label_align): New prototype.
595 * config/s390/s390.c (s390_label_align): New function.
596 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
598 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
601 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
602 V2DI/V2DF constants. Only all 0's or all 1's are easy.
603 (output_vec_const_move): Ditto.
605 2011-03-08 Anatoly Sokolov <aesok@post.ru>
607 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
608 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
609 * config/mips/mips.c (mips_preferred_reload_class): Make static.
610 Change 'rclass' argument and result type to reg_class_t.
611 (TARGET_PREFERRED_RELOAD_CLASS): Define.
613 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
615 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
616 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
617 TARGET_MEMORY_MOVE_COST): Define.
618 (avr_register_move_cost, avr_memory_move_cost): New Functions.
620 2011-03-08 Jakub Jelinek <jakub@redhat.com>
623 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
626 PR tree-optimization/48022
627 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
630 2011-03-07 Jakub Jelinek <jakub@redhat.com>
633 * var-tracking.c (find_use_val): Return NULL for
634 cui->sets && cui->store_p BLKmode MEMs.
636 2011-03-07 Anatoly Sokolov <aesok@post.ru>
638 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
640 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
641 xstormy16_print_operand_address): Remove.
642 * config/stormy16/stormy16.c (xstormy16_print_operand,
643 xstormy16_print_operand_address): Make static.
644 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
646 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
649 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
650 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
653 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
656 * cfgloopmanip.c (fix_bb_placements): Return immediately
657 if FROM is BASE_LOOP's header.
659 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
661 * gimplify.c (gimplify_function_tree): Fix building calls
662 to __builtin_return_address.
664 2011-03-07 Alan Modra <amodra@gmail.com>
666 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
667 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
668 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
669 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
671 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
672 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
673 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
674 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
675 * config/rs6000/rs6000.c
676 (rs6000_elf_end_indicate_exec_stack): Rename to..
677 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
678 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
679 (rs6000_file_start): ..here.
680 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
681 file scope variables.
682 (call_ABI_of_interest): New function.
683 (init_cumulative_args): Set above vars when function return value
684 is a float, vector, or small struct.
685 (rs6000_function_arg_advance_1): Likewise for function args.
686 (rs6000_va_start): Set rs6000_passes_float if variable arg function
687 references float args.
689 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
691 * doc/cfg.texi: Remove "See" before @ref.
692 * doc/invoke.texi: Likewise.
694 2011-03-05 Jason Merrill <jason@redhat.com>
696 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
698 2011-03-05 Anthony Green <green@moxielogic.com>
700 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
702 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
704 PR rtl-optimization/47899
705 * cfgloopmanip.c (fix_bb_placements): Fix first argument
706 to flow_loop_nested_p when moving the loop upward.
708 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
711 * arm.md (movhi_insn_arch4): Accept any immediate constant.
713 2011-03-05 Jakub Jelinek <jakub@redhat.com>
715 PR tree-optimization/47967
716 * ipa-cp.c (build_const_val): Return NULL instead of creating
717 VIEW_CONVERT_EXPR for mismatching sizes.
718 (ipcp_create_replace_map): Return NULL if build_const_val failed.
719 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
720 give up on versioning.
722 2011-03-05 Alan Modra <amodra@gmail.com>
725 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
726 full cmodel medium/large lo_sum + high addresses.
728 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
730 * config/s390/s390.c (s390_decompose_address): Reject non-literal
731 pool references in UNSPEC_LTREL_OFFSET.
733 2011-03-04 Jan Hubicka <jh@suse.cz>
736 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
737 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
738 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
739 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
740 cgraph_add_thunk): Add node pointers.
741 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
742 associated to right node.
743 (input_node): Update use of cgraph_same_body_alias
744 and cgraph_add_thunk.
746 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
748 * config/i386/i386.opt (mprefer-avx128): New flag.
749 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
750 when the flag -mprefer-avx128 is on.
752 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
754 * dwarf2out.c (compare_loc_operands): Fix address handling.
756 2011-03-04 Alan Modra <amodra@gmail.com>
758 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
760 2011-03-04 Richard Guenther <rguenther@suse.de>
763 * expmed.c (extract_bit_field_1): Prefer vector modes that
764 vec_extract patterns can handle.
766 2011-03-04 Richard Guenther <rguenther@suse.de>
769 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
771 2011-03-04 Richard Henderson <rth@redhat.com>
773 * explow.c (emit_stack_save): Remove 'after' parameter.
774 (emit_stack_restore): Likewise.
775 * expr.h: Update to match.
776 * builtins.c, calls.c, stmt.c: Likewise.
777 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
778 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
779 * function.c (expand_function_end): Insert the emit_stack_save
780 sequence before parm_birth_insn instead of after.
782 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
785 (ssse3_pmaddubsw128): Ditto.
786 (ssse3_pmaddubsw): Ditto.
788 2011-03-03 Steve Ellcey <sje@cup.hp.com>
790 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
792 2011-03-03 Jakub Jelinek <jakub@redhat.com>
795 * gimplify.c (omp_add_variable): Only call omp_notice_variable
796 on TYPE_SIZE_UNIT if it is a DECL.
799 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
800 first operand is not is_gimple_mem_ref_addr, try to fold it.
801 If the operand still isn't is_gimple_mem_ref_addr, clear
804 2011-03-03 Richard Guenther <rguenther@suse.de>
807 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
809 (refs_may_alias_p_1): For release branches return true if
810 we are confused by our input.
812 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
814 * config/s390/s390.c (s390_function_value): Rename to ...
815 (s390_function_and_libcall_value): ... this.
816 (s390_function_value): New function.
817 (s390_libcall_value): New function.
818 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
819 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
820 target macro definitions.
821 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
823 2011-03-02 Joseph Myers <joseph@codesourcery.com>
825 * config/i386/freebsd64.h (CC1_SPEC): Define.
826 * config/i386/linux64.h (CC1_SPEC): Define.
827 * config/i386/x86-64.h (CC1_SPEC): Don't define.
829 2011-03-02 Anatoly Sokolov <aesok@post.ru>
831 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
833 * config/stormy16/stormy16.c: Include reload.h.
834 (xstormy16_memory_move_cost): New function.
835 (TARGET_MEMORY_MOVE_COST): Define.
837 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
839 PR rtl-optimization/47925
840 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
841 with side effects. Remove the more-specific check for volatile asms.
843 2011-03-02 Alan Modra <amodra@gmail.com>
846 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
847 toc relative addresses for valid offsets.
849 2011-03-01 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/47890
852 * tree-vect-loop.c (get_initial_def_for_induction): Set
853 related stmt properly.
855 2011-03-01 Richard Guenther <rguenther@suse.de>
858 * lto-streamer.c (lto_record_common_node): Also register
861 2011-03-01 Richard Guenther <rguenther@suse.de>
864 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
865 Do not stream DECL_ABSTRACT_ORIGIN.
866 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
867 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
868 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
869 Do not stream DECL_ABSTRACT_ORIGIN.
870 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
871 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
873 2011-02-28 Anatoly Sokolov <aesok@post.ru>
875 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
876 FUNCTION_VALUE_REGNO_P): Remove.
877 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
878 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
879 Add 'outgoing' argument.
880 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
882 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
883 TARGET_FUNCTION_VALUE_REGNO_P): Define.
885 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
888 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
889 (lookup_filename): Likewise.
890 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
892 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
893 Jakub Jelinek <jakub@redhat.com>
896 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
897 (assign_stack_local_1): Change last argument type to int.
898 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
899 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
900 don't record padding space into frame_space_list nor use those areas.
901 (assign_stack_local): Adjust caller.
902 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
903 of assign_stack_local, pass 0 as last argument.
904 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
907 2011-02-28 Jakub Jelinek <jakub@redhat.com>
910 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
911 Use target address_mode and pointer_mode hooks instead of hardcoded
912 Pmode and ptr_mode. Handle some simple cases of extending if
913 POINTERS_EXTEND_UNSIGNED < 0.
914 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
915 Call convert_debug_memory_address.
916 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
917 convert_debug_memory_address.
920 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
921 * configure: Regenerated.
922 * config.in: Regenerated.
923 * varasm.c (default_function_section): Return NULL
924 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
926 2011-02-28 Martin Jambor <mjambor@suse.cz>
928 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
929 the description to match the printed values.
931 2011-02-28 Richard Guenther <rguenther@suse.de>
933 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
934 of the copied scope tree.
936 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
938 * doc/extend.texi (Function Attributes): Avoid deeply (and
939 wrongly) nested tables.
941 2011-02-27 Jakub Jelinek <jakub@redhat.com>
944 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
945 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
948 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
950 * config/avr/avr.md: Remove magic comment for emacs.
952 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
955 * config/avr/avr.c (avr_option_override): Use error on bad options.
956 (avr_help): New function.
957 (TARGET_HELP): Define.
959 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
962 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
963 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
965 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
967 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
968 (ARM Options): Ditto.
969 (i386 and x86-64 Options): Ditto.
971 (SPARC Options): Ditto.
973 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
975 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
976 FreeBSD 6 and later. Generally use cpu generic.
978 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
980 * doc/cpp.texi: Update copyright years.
982 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
985 * config/lm32/lm32.md (ashrsi3): Added needed variable.
987 2011-02-25 Jon Beniston <jon@beniston.com>
990 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
991 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
992 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
993 (lm32_block_move_inline): Add type cast to remove warning.
994 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
995 (gen_int_relational): Move declarations to start of function.
997 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
999 PR tree-optimization/45470
1000 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1001 can throw internally only.
1002 * tree-vect-stmts.c (vectorizable_call): Likewise.
1004 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1006 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1007 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1008 * config/stormy16/stormy16-protos.h
1009 (xstormy16_preferred_reload_class): Remove.
1010 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1011 static. Change 'rclass' argument and return type to reg_class_t.
1012 (TARGET_PREFERRED_RELOAD_CLASS,
1013 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1015 2011-02-24 Richard Guenther <rguenther@suse.de>
1017 * lto-streamer-in.c (input_bb): Do not find referenced vars
1018 in debug statements.
1020 2011-02-23 Jason Merrill <jason@redhat.com>
1022 * common.opt (fabi-version): Document v5 and v6.
1024 2011-02-23 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/47849
1027 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1029 2011-02-23 Jie Zhang <jie@codesourcery.com>
1031 * opts-common.c (decode_cmdline_option): Print empty string
1032 argument as "" in decoded->orig_option_with_args_text.
1033 * gcc.c (execute): Print empty string argument as ""
1034 in the verbose output.
1035 (do_spec_1): Keep empty string argument.
1037 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1039 * config.gcc: Declare score-* and crx-* obsolete.
1041 2011-02-23 Jie Zhang <jie@codesourcery.com>
1043 PR rtl-optimization/47763
1044 * web.c (web_main): Ignore naked clobber when replacing register.
1046 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1048 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1051 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1054 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1056 2011-02-22 Mike Stump <mikestump@comcast.net>
1058 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1060 * configure: Regenerate.
1062 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1064 PR rtl-optimization/46002
1065 * ira-color.c (update_copy_costs): Change class intersection
1066 test to reg_class_contents[] test of 'hard_regno'.
1068 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1070 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1072 * config/hpux11.opt (mt): Likewise.
1073 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1074 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1075 * config/vax/elf.opt (mno-asm-pic): Likewise.
1076 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1078 2011-02-21 Mike Stump <mikestump@comcast.net>
1081 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1082 tree so we can get save the type.
1083 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1084 for CFString instead of trying to use past the end of the builtins.
1085 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1086 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1087 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1088 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1089 Rename to darwin_builtin_cfstring.
1090 (darwin_init_cfstring_builtins): Return the built type.
1092 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1096 (_mm256_insert_epi64): Use _mm_insert_epi64.
1098 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1100 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1101 * config/stormy16/stormy16-protos.h
1102 (xstormy16_mode_dependent_address_p): Remove.
1103 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1104 Make static. Change return type to bool. Change argument type to
1105 const_rtx. Remove dead code.
1106 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1108 2011-02-21 Richard Guenther <rguenther@suse.de>
1111 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1112 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1113 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1115 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1116 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1118 2011-02-20 Richard Guenther <rguenther@suse.de>
1121 * tree.c (free_lang_data_in_decl): Clean builtins from
1122 the TU decl BLOCK_VARS.
1124 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1128 * haifa-sched.c (fix_tick_ready): Skip tick computation
1131 2011-02-19 Richard Guenther <rguenther@suse.de>
1134 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1135 Remove lazy BLOCK_VARS streaming.
1136 (lto_input_ts_block_tree_pointers): Likewise.
1137 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1139 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1141 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1143 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1145 * config/i386/biarch32.h, config/i386/mach.h,
1146 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1148 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1151 * config/i386/i386.md (peephole2 for shift and plus): Use
1152 operands[1] original mode in the first insn.
1154 2011-02-18 Mike Stump <mikestump@comcast.net>
1156 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1158 2011-02-18 Jan Hubicka <jh@suse.cz>
1161 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1162 to zero when the function is not inlinable at all.
1164 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1166 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1167 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1168 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1169 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1170 * config/pa/t-pa64: Likewise.
1171 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1173 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1176 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1178 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1181 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1183 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1185 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1186 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1187 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1188 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1189 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1190 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1191 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1192 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1193 m32r_legitimate_address_p): New functions.
1194 * config/m32r/constraints.md (constraint "S"): Don't use
1195 STORE_PREINC_PREDEC_P.
1196 (constraint "U"): Don't use LOAD_POSTINC_P.
1198 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1200 PR rtl-optimization/46178
1201 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1202 compute ira_hard_regno_cover_class[].
1204 2011-02-18 Richard Guenther <rguenther@suse.de>
1207 * lto-streamer.h (lto_global_var_decls): Declare.
1208 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1209 statics for global var processing.
1211 2011-02-18 Richard Guenther <rguenther@suse.de>
1213 PR tree-optimization/47737
1214 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1215 edge dominance check.
1217 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1220 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1221 avoid invalid rtx sharing.
1223 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1225 * doc/cpp.texi (Obsolete Features): Add background on the
1226 origin of assertions.
1228 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1230 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1232 * config/darwin.c (output_objc_section_asm_op): Added support for
1234 (is_objc_metadata): New.
1235 (darwin_objc2_section): New.
1236 (darwin_objc1_section): New.
1237 (machopic_select_section): Added support for ABI v1 and v2.
1238 (darwin_emit_objc_zeroed): New.
1239 (darwin_output_aligned_bss): Detect objc metadata and treat it
1241 (darwin_asm_output_aligned_decl_common): Same.
1242 (darwin_asm_output_aligned_decl_local): Same.
1243 * config/darwin-sections.def: Updated for ABI v1 and v2.
1244 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1245 compiling Objective-C code for the NeXT runtime, default to using
1246 ABI version 0 for 32-bit, and version 2 for 64-bit.
1248 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1250 * common.opt (optimize_fast): New Variable.
1251 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1252 instead of local variable ofast.
1254 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1256 * doc/invoke.texi (fobjc-abi-version): Documented.
1257 (fobjc-nilcheck): Documented.
1258 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1261 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1264 * common.opt (export-dynamic): New Driver option.
1265 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1267 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1269 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1271 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1272 Jan Hubicka <jh@suse.cz>
1276 * cfgexpand.c (account_used_vars_for_block): Remove.
1277 (estimated_stack_frame_size): Use referenced vars.
1278 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1279 that were referenced in the original function. Test src_fn
1280 rather than cfun. Drop redundant get_var_ann.
1281 (setup_one_parameter): Drop redundant get_var_ann.
1282 (declare_return_variable): Likewise.
1283 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1284 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1285 * ipa-inline.c (compute_inline_parameters): Do not compute
1286 disregard_inline_limits here.
1287 (compute_inlinable_for_current, pass_inlinable): New.
1288 (pass_inline_parameters): Require PROP_referenced_vars.
1289 * cgraphunit.c (cgraph_process_new_functions): Don't run
1290 compute_inline_parameters explicitly unless function is in SSA form.
1291 (cgraph_analyze_function): Set .disregard_inline_limits.
1292 * tree-sra.c (convert_callers): Compute inliner parameters
1293 only for functions already in SSA form.
1295 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1297 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1298 -mlittle-endian-data.
1300 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1302 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1303 -mno-fpu, not -fpu and -no-fpu.
1304 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1305 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1307 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1311 input reload with PLUS RTX.
1313 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1315 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1316 of InverseVar(MDMX).
1318 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1320 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1323 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1325 * config/mn10300/mn10300.opt (mno-crt0): New.
1327 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1329 * config/m68k/uclinux.opt (static-libc): New Driver option.
1331 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1333 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1335 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1337 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1338 %{muser-extend-enabled}.
1340 2011-02-16 Richard Guenther <rguenther@suse.de>
1342 PR tree-optimization/47738
1343 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1344 the TODO from tree_predictive_commoning.
1346 2011-02-15 Jeff Law <law@redhat.com>
1349 2011-01-25 Jeff Law <law@redhat.com>
1351 PR rtl-optimization/37273
1352 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1353 handle them like argument loads from stack slots. Do not double
1354 count memory for memory constants and argument loads from stack slots.
1356 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1359 * combine.c (cant_combine_insn_p): Revert the last change.
1361 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1364 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1365 mode for vector constants. Remove code that checks for TImode.
1367 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1371 * cgraph.h (compute_inline_parameters): Return void.
1372 * ipa-inline.c (compute_inline_parameters): Adjust.
1374 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1378 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1380 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1381 * ipa-inline.c (compute_inline_parameters): Adjust.
1383 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1387 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1388 Adjust all users. Pass FN to...
1389 * tree-flow-inline.h (first_referenced_var): ... this. Add
1391 * ipa-struct-reorg.c: Adjust.
1392 * tree-dfa.c: Adjust.
1393 * tree-into-ssa.c: Adjust.
1394 * tree-sra.c: Adjust.
1395 * tree-ssa-alias.c: Adjust.
1396 * tree-ssa-live.c: Adjust.
1397 * tree-ssa.c: Adjust.
1398 * tree-ssanames.c: Adjust.
1399 * tree-tailcall.c: Adjust.
1401 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1405 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1407 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1408 * tree-flow-inline.h: Adjust.
1409 * gimple-pretty-print.c: Adjust.
1410 * tree-into-ssa.c: Adjust.
1411 * tree-ssa.c: Adjust.
1412 * cfgexpand.c: Adjust.
1414 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1416 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1417 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1418 (EXTRA_CONSTRAINT): Delete.
1419 * config/iq2000/constraints.md: New file.
1420 * config/iq2000/iq2000.md: Include it.
1421 (define_insn ""): Delete.
1422 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1423 unsupported constraint letters from patterns.
1424 (call_value, call_value_internal1): Likewise.
1425 (call_value_multiple_internal1): Likewise.
1427 2011-02-15 Nick Clifton <nickc@redhat.com>
1429 * config/mn10300/mn10300.c: Include tm-constrs.h.
1430 (struct liw_data): New data structure describing an LIW candidate
1432 (extract_bundle): Use struct liw_data. Allow small integer
1433 operands for some instructions.
1434 (check_liw_constraints): Use struct liw_data. Remove swapped
1435 parameter. Add comments describing the checks. Fix bug when
1436 assigning the source of liw1 to the source of liw2.
1437 (liw_candidate): Delete. Code moved into extract_bundle.
1438 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1440 * config/mn10300/predicates.md (liw_operand): New predicate.
1441 Allows registers and small integer constants.
1442 * config/mn10300/constraints.md (O): New constraint. Accetps
1443 integers in the range -8 to +7 inclusive.
1444 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1445 for moving a small integer into a register. Give this alternative
1447 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1448 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1449 using the J,K,L and M constraints,
1450 (liw): Remove SI mode on second operands to allow for HI and QI
1452 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1455 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1458 * combine.c (cant_combine_insn_p): Check zero/sign extended
1461 2011-02-15 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/47743
1464 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1465 for a non-type-compatible VN lookup bail out.
1467 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1469 * config/fr30/constraints.md: New file.
1470 * config/fr30/fr30.md: Include it.
1471 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1472 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1473 (EXTRA_CONSTRAINT): Delete.
1475 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1477 * config/frv/constraints.md: New file.
1478 * config/frv/predicates.md: Include it.
1479 * config/frv/frv.c (reg_class_from_letter): Delete.
1480 (frv_option_override): Don't initialize it.
1481 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1482 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1483 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1484 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1485 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1486 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1487 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1488 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1489 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1490 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1491 (REG_CLASS_FROM_CONSTRAINT): Delete.
1493 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1496 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1497 if frame size is 0 in a leaf function.
1499 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1502 * config/alpha/host-osf.c: New file.
1503 * config/alpha/x-osf: New file.
1504 * config.host (alpha*-dec-osf*): Use it.
1506 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1508 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1509 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1510 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1511 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1513 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1515 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1517 * config/stormy16/constraints.md: New file.
1518 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1519 Use satisfies_constraint_Q and satisfies_constraint_R.
1520 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1522 (xstormy16_legitiamte_address_p): Declare.
1523 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1524 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1525 (EXTRA_CONSTRAINT): Delete.
1526 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1528 (xstormy16_extra_constraint_p): Delete.
1530 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1532 PR tree-optimization/46494
1533 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1534 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1535 (pass_rtl_loop_done): Add TODO_verify_flow.
1536 * fwprop.c (pass_rtl_fwprop): Likewise.
1537 * modulo-sched.c (pass_sms): Likewise.
1538 * tree-ssa-dom.c (pass_dominator): Likewise.
1539 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1540 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1541 (pass_tree_loop_done): Likewise.
1542 * tree-ssa-pre.c (execute_pre): Likewise.
1543 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1544 * tree-ssa-sink.c (pass_sink_code): Likewise.
1545 * tree-vrp.c (pass_vrp): Likewise.
1547 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1549 * config/v850/constraints.md: New file.
1550 * config/v850/v850.md: Include it.
1551 * config/v850/predicates.md (reg_or_0_operand): Use
1552 satisfies_constraint_G.
1553 (special_symbolref_operand): Use satisfies_constraint_K.
1554 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1555 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1556 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1557 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1558 (EXTRA_CONSTRAINT): Delete.
1559 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1560 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1561 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1563 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1566 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1569 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1571 * config/mcore/constraints.md: New file.
1572 * config/mcore/mcore.md: Include it.
1573 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1574 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1575 (REG_CLASS_FROM_LETTER): Delete.
1576 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1577 insn_const_int_ok_for_constraint.
1578 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1579 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1580 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1581 (EXTRA_CONSTRAINT): Delete.
1583 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1586 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1587 (IS_SIGHANDLER): Define.
1588 (sparc64_is_sighandler): New function, split off from
1589 sparc64_fallback_frame_state.
1590 (sparc_is_sighandler): New function, split off from
1591 sparc_fallback_frame_state.
1592 (sparc64_fallback_frame_state): Merge with ...
1593 (sparc_fallback_frame_state): ... this into ...
1594 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1595 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1596 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1597 stack instead of hardcoded offsets.
1599 2011-02-14 Andriy Gapon <avg@freebsd.org>
1602 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1604 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1606 * configure: Regenerate.
1608 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1611 * gcc.c (asm_options): Correct spec matching --target-help.
1613 2011-02-12 Martin Jambor <mjambor@suse.cz>
1615 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1616 to gimple call error.
1618 2011-02-12 Mike Stump <mikestump@comcast.net>
1620 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1621 comments in backslash regions.
1623 2011-02-12 Mike Stump <mikestump@comcast.net>
1624 Jakub Jelinek <jakub@redhat.com>
1625 Iain Sandoe <iains@gcc.gnu.org>
1628 * dwarf2out.c (output_cfa_loc): When required, apply the
1629 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1630 (output_loc_sequence): Likewise.
1631 (output_loc_operands_raw): Likewise.
1632 (output_loc_sequence_raw): Likewise.
1633 (output_cfa_loc): Likewise.
1634 (output_loc_list): Suppress register number adjustment when
1635 calling output_loc_sequence()
1636 (output_die): Likewise.
1638 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1640 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1642 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1643 xtensa_memory_move_cost): New functions.
1644 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1646 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1649 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1650 in the current directory.
1651 * configure: Rebuilt.
1653 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1655 * config/darwin.c (darwin_override_options): Add a hunk missed
1656 from the commit of r168571. Trim comment line lengths and
1657 correct indents of the preceding block.
1659 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1661 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1664 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1666 * common.opt (nostartfiles): New Driver option.
1668 2011-02-11 Xinliang David Li <davidxl@google.com>
1670 PR tree-optimization/47707
1671 * tree-chrec.c (convert_affine_scev): Keep type precision.
1673 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1675 PR tree-optimization/47420
1676 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1678 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1680 PR rtl-optimization/47614
1681 * rtl.h (check_for_inc_dec): Declare.
1682 * dse.c (check_for_inc_dec): Externalize...
1683 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1684 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1686 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1689 * gcc.c (main): Do not compile inputs if there were errors in
1691 * opts-common.c (read_cmdline_option): Check for wrong language
1692 after other error checks.
1694 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1696 * cgraph.c: Fix comment typos.
1697 * cgraph.h: Likewise.
1698 * cgraphunit.c: Likewise.
1699 * ipa-cp.c: Likewise.
1700 * ipa-inline.c: Likewise.
1701 * ipa-prop.c: Likewise.
1702 * ipa-pure-const.c: Likewise.
1703 * ipa-ref.c: Likewise.
1704 * ipa-reference.c: Likewise.
1706 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1709 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1711 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1714 * doc/sourcebuild.texi (Require Support): Document
1715 dg-require-ascii-locale.
1717 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1719 * doc/lto.texi (Write summary): Fix missing parentheses.
1721 2011-02-10 DJ Delorie <dj@redhat.com>
1723 * config/m32c/m32c.c (m32c_option_override): Disable
1724 -fcombine-stack-adjustments until flag value tracking and compare
1725 optimization can be rewritten.
1727 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1729 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1731 (PROCESSOR_DEFAULT64): Likewise.
1733 2011-02-10 Richard Henderson <rth@redhat.com>
1735 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1736 change from 2011-02-03.
1737 * config/rx/rx.c (flags_from_code): Likewise.
1738 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1739 is valid, n/pz otherwise.
1740 (rx_select_cc_mode): Return CCmode if Y is not zero.
1742 2011-02-10 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1746 2011-02-10 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/47677
1749 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1751 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1754 * combine.c (make_compound_operation): Only change shifts into
1755 multiplication for SCALAR_INT_MODE_P.
1757 2011-02-10 Jie Zhang <jie@codesourcery.com>
1761 2011-02-05 Jie Zhang <jie@codesourcery.com>
1763 * web.c (entry_register): Don't clobber the number of the
1764 first uninitialized reference in used[].
1766 2011-02-09 Richard Guenther <rguenther@suse.de>
1768 PR tree-optimization/47664
1769 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1772 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1776 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1778 (PROCESSOR_DEFAULT64): Same.
1779 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1781 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1783 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1785 2011-02-09 Martin Jambor <mjambor@suse.cz>
1788 * tree-sra.c (struct access): New flags grp_scalar_read and
1789 grp_scalar_write. Changed description of assignment read and write
1791 (dump_access): Dump new flags, reorder all of them.
1792 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1793 to detect multiple scalar reads.
1794 (analyze_access_subtree): Use the new scalar read write flags instead
1795 of the old flags. Adjusted comments.
1797 2011-02-08 DJ Delorie <dj@redhat.com>
1800 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1803 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1805 * config/m68k/uclinux.opt: New.
1806 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1808 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1810 * config/cris/elf.opt (sim): New Driver option.
1812 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1814 * config/xtensa/elf.opt: New.
1815 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1817 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1819 * config/vax/elf.opt: New.
1820 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1822 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1824 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1826 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1828 * config/gnu-user.opt: New.
1829 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1830 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1831 *-*-uclinux*): Use gnu-user.opt.
1833 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1835 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1836 * config/i386/gnu.h (CPP_SPEC): Likewise.
1838 2011-02-08 Ian Lance Taylor <iant@google.com>
1840 * common.opt (fcx-limited-range): Add SetByCombined flag.
1841 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1842 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1843 (fassociative-math, freciprocal-math): Likewise.
1844 (funsafe-math-optimizations): Likewise.
1845 * opth-gen.awk: Handle SetByCombined.
1846 * optc-gen.awk: Likewise.
1847 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1848 (set_unsafe_math_optimizations_flags): Likewise.
1849 * doc/options.texi (Option properties): Document SetByCombined.
1851 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1853 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1854 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1855 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1856 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1857 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1859 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1861 PR tree-optimization/46834
1862 PR tree-optimization/46994
1863 PR tree-optimization/46995
1864 * graphite-sese-to-poly.c (used_outside_reduction): New.
1865 (detect_commutative_reduction): Call used_outside_reduction.
1866 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1867 translate_scalar_reduction_to_array only when at least one
1868 loop-phi/close-phi tuple has been detected.
1870 2011-02-08 Richard Guenther <rguenther@suse.de>
1873 * tree-vect-generic.c (expand_vector_operations_1): Update
1875 (expand_vector_operations): ... not here. Cleanup EH info
1876 and the CFG if required.
1878 2011-02-08 Richard Guenther <rguenther@suse.de>
1880 PR tree-optimization/47641
1881 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1882 require type compatibility.
1884 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1886 * gimple-low.c (lower_function_body): Don't remove the location of
1887 the return statement here.
1888 (lower_gimple_return): Do it here instead but only if the return
1889 statement is actually used twice.
1891 2011-02-08 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/47632
1894 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1895 unused up_to_stmt parameter, return whether cfg-cleanup is
1896 necessary, remove EH info properly.
1897 (forward_propagate_into_gimple_cond): Adjust caller.
1898 (forward_propagate_into_cond): Likewise.
1899 (forward_propagate_comparison): Likewise.
1900 (tree_ssa_forward_propagate_single_use_vars): Make
1901 forward_propagate_comparison case similar to the two others.
1903 2011-02-08 Nick Clifton <nickc@redhat.com>
1905 * config/mn10300/mn10300.opt (mliw): New command line option.
1906 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1907 (liw_bundling): New automaton.
1908 (liw): New attribute.
1909 (liw_op): New attribute.
1910 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1911 (movsi_internal): Add LIW attributes.
1915 (addsi3): Separate register and immediate alternatives.
1920 (lshrsi3): Likewise.
1921 (ashrsi3): Likewise.
1923 * config/mn10300/mn10300.c (liw_op_names): New
1924 (mn10300_print_operand): Handle 'W' operand descriptor.
1925 (extract_bundle): New function.
1926 (check_liw_constraints): New function.
1927 (liw_candidate): New function.
1928 (mn10300_bundle_liw): New function.
1929 (mn10300_reorg): New function.
1930 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1931 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1932 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1933 __LIW__ or __NO_LIW__.
1934 * doc/invoke.texi: Describe the -mliw command line option.
1936 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1938 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1939 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1940 pthread_mutex_unlock): Remove.
1941 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1942 * config/pa/t-pa64: Likewise.
1943 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1944 shared libc if not linking against libpthread.
1945 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1947 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1950 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1951 on 10.6 and later to ensure that we always use the unwinder from
1952 the system. Only add -no_compact_unwind when tarteting darwin
1955 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1958 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1959 (vec_interleave_lowv2sf): Ditto.
1960 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1961 (vec_extract_oddv2sf): Ditto.
1963 2011-02-07 Mike Stump <mikestump@comcast.net>
1966 Add __ieee_divdc3 entry point.
1967 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1969 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1970 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1971 * config/darwin.c (darwin_rename_builtins): Add.
1972 * config/darwin-protos.h (darwin_rename_builtins): Add.
1974 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1977 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1980 2011-02-07 Mike Stump <mikestump@comcast.net>
1982 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1984 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1987 * config/avr/libgcc.S (exit): Move .endfunc
1989 2011-02-07 Richard Guenther <rguenther@suse.de>
1991 PR tree-optimization/47615
1992 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1993 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1994 (run_scc_vn): Initialize it.
1995 (visit_reference_op_load): Use it.
1996 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1998 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2000 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2001 DImode trapping arithmetic libfuncs.
2003 2011-02-07 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/47621
2006 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2008 (execute_update_addresses_taken): ... here. Make it more
2009 conservative in what we accept.
2011 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2013 * config/sparc/freebsd.h (ASM_SPEC): Define.
2014 * config/sparc/vxworks.h (ASM_SPEC): Define.
2016 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2018 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2020 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2022 * doc/invoke.texi: Remove reference to compiler internals from
2025 * reg-notes.def: Remove REG_VALUE_PROFILE.
2026 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2028 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2031 * varasm.c (default_section_type_flags): If decl is NULL,
2032 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2034 2011-02-05 Jie Zhang <jie@codesourcery.com>
2037 * web.c (entry_register): Don't clobber the number of the
2038 first uninitialized reference in used[].
2040 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2042 PR tree-optimization/46194
2043 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2044 (build_classic_dist_vector_1): Do not represent classic distance
2045 vectors when the access functions are variating in different loops.
2047 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2049 * config/mips/iris6.opt: New.
2050 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2052 2011-02-04 Richard Henderson <rth@redhat.com>
2053 Steve Ellcey <sje@cup.hp.com>
2056 * config/ia64/predicates.md (mux1_brcst_element): New.
2057 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2058 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2059 (ia64_unpack_sign): New.
2060 (ia64_expand_unpack): Rewrite using new routines.
2061 (ia64_expand_widen_sum): Ditto.
2062 (ia64_expand_dot_prod_v8qi): Ditto.
2063 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2064 routines, add endian check.
2065 (pmpy2_even): Rename from pmpy2_r, add endian check.
2066 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2067 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2068 (vec_widen_smult_hi_v4hi): Ditto.
2069 (vec_widen_umult_lo_v4hi): Ditto.
2070 (vec_widen_umult_hi_v4hi): Ditto.
2071 (mulv2si3): Change endian checks.
2072 (sdot_prodv4hi): Rewrite with new calls.
2073 (udot_prodv4hi): New.
2074 (vec_pack_ssat_v4hi): Add endian check.
2075 (vec_pack_usat_v4hi): Ditto.
2076 (vec_pack_ssat_v2si): Ditto.
2077 (max1_even): Rename from max1_r, add endian check.
2078 (max1_odd): Rename from max1_l, add endian check.
2079 (*mux1_rev): Format change.
2081 (*mux1_shuf): Ditto.
2083 (*mux1_brcst_v8qi): Use new predicate.
2084 (vec_extract_evenv8qi): Remove endian check.
2085 (vec_extract_oddv8qi): Ditto.
2086 (vec_interleave_lowv4hi): Format change.
2087 (vec_interleave_highv4hi): Ditto.
2088 (mix2_even): Rename from mix2_r, add endian check.
2089 (mix2_odd): Rename from mux2_l, add endian check.
2090 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2091 (vec_extract_evenodd_helper): Format change.
2092 (vec_extract_evenv4hi): Remove endian check.
2093 (vec_extract_oddv4hi): Remove endian check.
2094 (vec_interleave_lowv2si): Format change.
2095 (vec_interleave_highv2si): Format change.
2096 (vec_initv2si): Remove endian check.
2097 (vecinit_v2si): Add endian check.
2098 (reduc_splus_v2sf): Add endian check.
2099 (reduc_smax_v2sf): Ditto.
2100 (reduc_smin_v2sf): Ditto.
2101 (vec_initv2sf): Remove endian check.
2102 (fpack): Add endian check.
2103 (fswap): Add endian check.
2104 (vec_interleave_highv2sf): Add endian check.
2105 (vec_interleave_lowv2sf): Add endian check.
2106 (fmix_lr): Add endian check.
2107 (vec_setv2sf): Format change.
2108 (*vec_extractv2sf_0_be): Use shift to extract operand.
2109 (*vec_extractv2sf_1_be): New.
2110 (vec_pack_trunc_v4hi): Add endian check.
2111 (vec_pack_trunc_v2si): Format change.
2113 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2116 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2117 do bb, locus and block comparison and disallow loads if it is not set.
2118 (stmt_is_replaceable_p): New function.
2119 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2121 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2122 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2124 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2126 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2128 * config/rs6000/xilinx.opt: New.
2129 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2131 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2133 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2135 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2137 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2138 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2139 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2140 secondary_reload_info, xtensa_secondary_reload): Remove.
2141 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2142 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2143 (xtensa_preferred_reload_class): Make static. Change return and
2144 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2145 Use CONST_DOUBLE_P predicate.
2146 (xtensa_preferred_output_reload_class): New function.
2147 (xtensa_secondary_reload): Make static.
2149 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2151 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2152 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2153 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2155 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2158 * output.h (SECTION_RELRO): Define.
2159 (SECTION_MACH_DEP): Adjust.
2160 (get_variable_section): New prototype.
2161 * varpool.c (varpool_finalize_named_section_flags): New function.
2162 (varpool_assemble_pending_decls): Call it.
2163 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2164 * cgraphunit.c (cgraph_output_in_order): Call
2165 varpool_finalize_named_section_flags.
2166 * varasm.c (get_section): Allow section flags conflicts between
2167 relro and read-only sections if the section hasn't been declared yet.
2168 Set SECTION_OVERRIDE after diagnosing section type conflict.
2169 (get_variable_section): No longer static.
2170 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2171 readonly sections that need relocations.
2172 (decl_readonly_section_1): New function.
2173 (decl_readonly_section): Use it.
2176 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2177 Steve Ellcey <sje@cup.hp.com>
2180 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2181 if section attribute used.
2183 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2185 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2186 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2187 (darwin_init_sections): Remove assertion.
2189 2011-02-03 Nick Clifton <nickc@redhat.com>
2191 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2193 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2194 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2195 instead of "n" and "pz".
2196 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2199 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2202 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2203 fma, expand FMA_EXPR as fma{,f,l} call.
2206 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2207 copy them into a unsigned char variable and pass address of it to
2208 lto_output_data_stream.
2211 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2212 around backend_init_target and lang_dependent_init_target calls.
2213 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2214 (verify_cgraph_node): Don't call set_cfun here. Use
2215 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2216 Set error_found for incorrectly represented calls to thunks.
2218 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2221 PR rtl-optimization/43494
2222 * rtl.h (for_each_inc_dec_fn): New type.
2223 (for_each_inc_dec): Declare.
2224 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2225 (for_each_inc_dec_find_inc_dec): New fn.
2226 (for_each_inc_dec_find_mem): New fn.
2227 (for_each_inc_dec): New fn.
2228 * dse.c (struct insn_size): Remove.
2229 (replace_inc_dec, replace_inc_dec_mem): Remove.
2230 (emit_inc_dec_insn_before): New fn.
2231 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2232 (canon_address): Pass mem modes to cselib_lookup.
2233 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2234 (cselib_lookup_from_insn): Likewise.
2235 (cselib_subst_to_values): Likewise.
2236 * cselib.c (find_slot_memmode): New var.
2237 (cselib_find_slot): New fn. Use it instead of
2238 htab_find_slot_with_hash everywhere.
2239 (entry_and_rtx_equal_p): Use find_slot_memmode.
2240 (autoinc_split): New fn.
2241 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2242 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2243 Deal with autoinc. Special-case recursion into MEMs.
2244 (cselib_hash_rtx): Likewise.
2245 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2246 address and MEM modes.
2247 (cselib_subst_to_values): Add memmode, pass it on.
2249 (cselib_lookup): Add memmode argument, pass it on.
2250 (cselib_lookup_from_insn): Add memmode.
2251 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2252 (struct cselib_record_autoinc_data): New.
2253 (cselib_record_autoinc_cb): New fn.
2254 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2255 mode to cselib_lookup. Reset autoinced REGs here instead of...
2256 (cselib_process_insn): ... here.
2257 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2259 (add_uses): Likewise, also to cselib_subst_to_values.
2260 (add_stores): Likewise.
2261 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2262 cselib_subst_to_values.
2263 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2264 * gcse.c (do_local_cprop): Adjusted.
2265 * postreload.c (reload_cse_simplify_set): Adjusted.
2266 (reload_cse_simplify_operands): Adjusted.
2267 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2269 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2271 PR tree-optimization/45122
2272 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2273 unsafe assumptions when there's more than one loop exit.
2275 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2278 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2279 Document using vector double with the load/store builtins, and
2280 that the load/store builtins always use Altivec instructions.
2282 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2283 to use altivec memory instructions, even on VSX.
2284 (vector_altivec_store_<mode>): Ditto.
2286 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2289 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2290 V2DF, V2DI support to load/store overloaded builtins.
2292 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2293 altivec load/store builtins for V2DF/V2DI types.
2295 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2296 set avoid indexed addresses on power6 if -maltivec.
2297 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2298 vector_altivec_load/vector_altivec_store builtins.
2299 (altivec_expand_st_builtin): Ditto.
2300 (altivec_expand_builtin): Add VSX memory builtins.
2301 (rs6000_init_builtins): Add V2DI types to internal types.
2302 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2303 load/store builtins.
2304 (rs6000_address_for_altivec): Insure memory address is appropriate
2307 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2308 vec_vsx_ld and vec_vsx_st.
2309 (vsx_store_<mode>): Ditto.
2311 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2312 variables to hold long long types for VSX vector memory builtins.
2313 (RS6000_BTI_unsigned_long_long): Ditto.
2314 (long_long_integer_type_internal_node): Ditti.
2315 (long_long_unsigned_type_internal_node): Ditti.
2317 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2318 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2319 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2321 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2323 (vec_vsx_st): Ditto.
2325 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2327 * config/pa/pa-hpux10.opt: New.
2328 * config/hpux11.opt (pthread): New Driver option.
2329 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2330 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2332 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2334 * config/ia64/vms.opt: New.
2335 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2337 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2340 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2341 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2342 generator functions.
2343 (vsx_floatuns<VSi><mode>2): Ditto.
2344 (vsx_fix_trunc<mode><VSi>2): Ditto.
2345 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2347 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2349 * config/i386/djgpp.opt (posix): New Driver option.
2351 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2353 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2354 Move to the unsupported targets list.
2356 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2358 PR rtl-optimization/47525
2359 * df-scan.c: Update copyright years.
2360 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2361 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2363 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2365 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2366 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2367 (ASM_OUTPUT_ASCII): Remove.
2368 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2370 2011-02-02 Jeff Law <law@redhat.com>
2373 * reload.c (find_reloads_address): Handle reg+d address where both
2374 components are invalid by reloading the entire address.
2376 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2377 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/40979
2381 * passes.c (init_optimization_passes): After LIM call copy_prop
2382 and DCE to clean up.
2383 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2385 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2387 PR tree-optimization/47576
2388 PR tree-optimization/47555
2389 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2390 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2391 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2392 * tree-scalar-evolution.c (follow_ssa_edge): Use
2393 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2395 2011-02-02 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/47566
2398 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2400 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2404 * tree-inline.c (declare_return_variable): Remove unused caller
2409 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2410 * cfgexpand.c (account_used_vars_for_block): Use them.
2411 * tree-nrv.c (tree_nrv): Likewise.
2412 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2413 (dump_scope_block): Likewise.
2414 (remove_unused_locals): Likewise.
2418 * tree-inline.c (declare_return_variable): Add result decl to
2419 local decls only once.
2420 * gimple-low.c (record_vars_into): Mark newly-created variables
2423 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2429 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2431 (no_real_insns_p, schedule_block, set_priorities): Drop special
2432 treatment of boundary debug insns.
2433 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2434 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2435 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2436 (BOUNDARY_DEBUG_INSN_P): Likewise.
2437 (SCHEDULE_DEBUG_INSN_P): Likewise.
2438 * sched-rgn.c (init_ready_list): Drop special treatment of
2439 boundary debug insns.
2440 * final.c (rest_of_clean_state): Clear notes' BB.
2442 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2444 * config/openbsd.opt (assert=): New Driver option.
2446 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2448 * config/i386/nto.opt: New.
2449 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2451 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2453 * config/i386/netware.opt: New.
2454 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2456 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2458 * config/interix.opt (posix): New Driver option.
2460 2011-02-01 DJ Delorie <dj@redhat.com>
2462 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2464 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2467 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2469 PR tree-optimization/47561
2470 * toplev.c (process_options): Print the Graphite flags. Add
2471 flag_loop_flatten to the list of options requiring Graphite.
2473 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2475 * config/i386/cygming.opt (posix): New Driver option.
2477 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2479 * config/arm/vxworks.opt: New.
2480 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2482 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2484 * config/alpha/elf.opt: New.
2485 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2486 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2488 2011-02-01 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/47559
2491 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2492 store-motion on references that can throw.
2494 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2496 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2497 * tree-pass.h (TDF_CSELIB): New macro.
2498 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2499 cselib_lookup): Check for it rather than for TDF_DETAILS.
2501 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2504 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2507 * opts.c (finish_options): Don't add x_aux_base_name if it is
2510 2011-02-01 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/47555
2514 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2516 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2518 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2521 * config/lm32/t-lm32: Add multilib for all CPU options.
2523 2011-02-01 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/47541
2526 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2527 sure to have a field at offset zero.
2529 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2531 * config/arc/arc.opt (EB, EL): New Driver options.
2533 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2535 * config/alpha/osf5.opt: New.
2536 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2538 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2540 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2542 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2544 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2546 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2547 is an alias of -floop-interchange and that it requires the
2548 Graphite infrastructure.
2549 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2550 flag_loop_interchange based on the value of flag_tree_loop_linear.
2552 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2553 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/47538
2556 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2557 type instead of r1type, except for comparisons. For right
2558 shifts and comparisons punt if there are mismatches in
2559 sizetype vs. non-sizetype types.
2561 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2563 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2566 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2568 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2570 * configure: Regenerate.
2572 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2574 * configure.ac (gcc_cv_ld_static_option): Define.
2575 (gcc_cv_ld_dynamic_option): Define.
2576 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2578 (HAVE_LD_STATIC_DYNAMIC): Update message.
2579 (LD_STATIC_OPTION): Define.
2580 (LD_DYNAMIC_OPTION): Define.
2581 * configure: Regenerate.
2582 * config.in: Regenerate.
2583 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2584 HAVE_LD_STATIC_DYNAMIC]: Use them.
2586 2011-01-31 Nick Clifton <nickc@redhat.com>
2588 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2589 registers inside interrupt handlers if the handler is not a leaf
2592 2011-01-31 Nick Clifton <nickc@redhat.com>
2594 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2595 reg_renumber returning an INVALID_REGNUM.
2597 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2600 * doc/install.texi: Document host options discarded when cross
2601 configuring target libraries.
2603 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2606 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2609 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2611 (no_real_insns_p, schedule_block, set_priorities): Drop special
2612 treatment of boundary debug insns.
2613 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2614 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2615 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2616 (BOUNDARY_DEBUG_INSN_P): Likewise.
2617 (SCHEDULE_DEBUG_INSN_P): Likewise.
2618 * sched-rgn.c (init_ready_list): Drop special treatment of
2619 boundary debug insns.
2620 * final.c (rest_of_clean-state): Clear notes' BB.
2622 2011-01-31 Alan Modra <amodra@gmail.com>
2624 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2625 toc relative expressions as we do in print_operand_address.
2627 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2629 * doc/extend.texi: Follow spelling conventions.
2630 * doc/invoke.texi: Fix a typo.
2632 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2634 * config/hpux11.opt: New.
2635 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2636 ia64*-*-hpux*): Use hpux11.opt.
2638 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2640 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2643 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2645 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2648 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2650 * doc/install.texi (Binaries): Remove outdated reference for
2651 Motorola 68HC11/68HC12 downloads.
2653 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2655 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2658 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2661 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2664 2011-01-28 Ahmad Sharif <asharif@google.com>
2666 * value-prof.c (check_counter): Corrected error message.
2668 2011-01-29 Jie Zhang <jie@codesourcery.com>
2670 * config/arm/arm.c (arm_legitimize_reload_address): New.
2671 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2672 arm_legitimize_reload_address.
2673 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2675 2011-01-28 Ian Lance Taylor <iant@google.com>
2677 * godump.c (go_define): Ignore macros whose definitions include
2678 two adjacent operands.
2680 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2683 * varasm.c (force_const_mem): Store copy of x in desc->constant
2684 instead of x itself.
2685 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2686 itself into REG_EQUAL note.
2688 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2690 * config/freebsd.opt (posix, rdynamic): New Driver options.
2692 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2694 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2696 * configure: Regenerate.
2698 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2700 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2701 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2703 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2705 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2706 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2707 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2708 (s390_preferred_reload_class): Make static. Change return and
2709 'rclass' argument type to reg_class_t.
2711 2011-01-27 Jan Hubicka <jh@suse.cz>
2714 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2715 (process_function_and_variable_attributes): Check defined weakrefs.
2717 2011-01-27 Martin Jambor <mjambor@suse.cz>
2719 PR tree-optimization/47228
2720 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2721 build_ref_for_offset.
2723 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2725 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2727 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2729 PR rtl-optimization/46856
2730 * postreload.c (reload_combine_recognize_const_pattern): Do not
2731 separate cc0 setter and user on cc0 targets.
2733 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2736 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2737 passed a VOID_TYPE expression, immediately emit an error and
2738 return error_mark_node.
2740 2011-01-26 Jeff Law <law@redhat.com>
2742 PR rtl-optimization/47464
2743 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2744 rather than may_trap_p as needed.
2746 2011-01-26 DJ Delorie <dj@redhat.com>
2748 PR rtl-optimization/46878
2749 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2750 setter/user dependency as well.
2752 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2754 PR rtl-optimization/44469
2755 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2756 after removing trivially dead basic blocks.
2758 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2760 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2761 * config/frv/frv.h (LINK_SPEC): Likewise.
2762 * config/i386/netware.h (LINK_SPEC): Likewise.
2763 * config/m68k/linux.h (ASM_SPEC): Likewise.
2764 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2765 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2766 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2767 * config/sparc/linux.h (ASM_SPEC): Likewise.
2768 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2769 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2771 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2773 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2774 * config/frv/frv.h (ASM_SPEC): Likewise.
2775 * config/m68k/linux.h (ASM_SPEC): Likewise.
2776 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2777 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2778 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2779 * config/sparc/linux.h (ASM_SPEC): Likewise.
2780 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2781 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2783 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2785 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2786 * config/frv/frv.h (LINK_SPEC): Likewise.
2787 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2789 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2791 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2792 * config/frv/frv.h (ASM_SPEC): Likewise.
2793 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2794 * config/m68k/linux.h (ASM_SPEC): Likewise.
2795 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2796 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2797 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2798 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2799 * config/sparc/linux.h (ASM_SPEC): Likewise.
2800 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2801 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2802 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2804 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2807 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2809 (vec_extract_evenodd_help): Ditto.
2810 (vec_extract_evenv4hi): Ditto.
2811 (vec_extract_oddv4hi): Ditto.
2812 (vec_interleave_lowv2si): Ditto.
2813 (vec_interleave_highv2si): Ditto.
2814 (vec_extract_evenv2si): Ditto.
2815 (vec_extract_oddv2si: Ditto.
2816 (vec_pack_trunc_v2si): Ditto.
2818 2011-01-22 Jan Hubicka <jh@suse.cz>
2821 * cgraph.h (cgraph_local_info): New field can_change_signature.
2822 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2823 signature can change.
2824 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2826 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2827 (cgraph_function_versioning): We can not change signature of functions
2828 that don't allow that.
2829 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2830 (lto_input_node): Likewise.
2831 * ipa-inline.c (compute_inline_parameters): Compute
2832 local.can_change_signature.
2833 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2834 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2835 functions that can not change signature.
2836 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2837 init_cumulative_args): Do not use local calling conventions
2838 for functions that can not change signature.
2840 2011-01-22 Jan Hubicka <jh@suse.cz>
2842 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2844 2011-01-26 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/47190
2847 * cgraphunit.c (process_common_attributes): New function.
2848 (process_function_and_variable_attributes): Use it.
2850 2011-01-26 Richard Guenther <rguenther@suse.de>
2853 * cgraphbuild.c (record_eh_tables): Record reference to personality
2856 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2859 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2860 non-debug insns from moving up.
2862 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2865 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2866 t-dlldir{,-x} fragment for build and add it to tmake_file.
2867 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2868 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2869 * config/i386/t-dlldir: New file.
2870 (SHLIB_DLLDIR): Define.
2871 * config/i386/t-dlldir-x: New file.
2872 (SHLIB_DLLDIR): Define.
2873 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2874 (SHLIB_INSTALL): Use it.
2876 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2879 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2880 lower bound of the allowed Thumb-2 coprocessor load/store
2881 index range to -256. Add explaining comment.
2883 2011-01-25 Ian Lance Taylor <iant@google.com>
2885 * godump.c (go_define): Improve lexing of macro expansion to only
2886 accept expressions which match Go spec.
2888 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2891 * tree.c (handle_dll_attribute): Handle it.
2892 * doc/extend.texi (@item dllexport): Mention it.
2893 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2895 2011-01-25 Ian Lance Taylor <iant@google.com>
2897 PR tree-optimization/26854
2898 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2899 (decl_jump_unsafe): Move higher in file, with no other change.
2900 (bind): Set has_jump_unsafe_decl if appropriate.
2901 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2902 (check_earlier_gotos): Likewise.
2903 (c_check_switch_jump_warnings): Likewise.
2905 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2907 * doc/invoke.texi (Warning Options): Add missing hyphen.
2908 (-fprofile-dir): Minor grammatical fixes.
2909 (-fbranch-probabilities): Likewise.
2911 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2915 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2917 (no_real_insns_p, schedule_block, set_priorities): Drop special
2918 treatment of boundary debug insns.
2919 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2920 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2921 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2922 (BOUNDARY_DEBUG_INSN_P): Likewise.
2923 (SCHEDULE_DEBUG_INSN_P): Likewise.
2924 * sched-rgn.c (init_ready_list): Drop special treatment of
2925 boundary debug insns.
2926 * final.c (rest_of_clean-state): Clear notes' BB.
2928 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2930 * Makefile.in (LAMBDA_H): Removed.
2931 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2932 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2933 lambda-trans.o, and tree-loop-linear.o.
2934 (lto-symtab.o): Remove dependence on LAMBDA_H.
2935 (tree-loop-linear.o): Remove rule.
2936 (lambda-mat.o): Same.
2937 (lambda-trans.o): Same.
2938 (lambda-code.o): Same.
2939 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2940 (tree-vect-slp.o): Same.
2941 * hwint.h (gcd): Moved here.
2942 (least_common_multiple): Same.
2943 * lambda-code.c: Removed.
2944 * lambda-mat.c: Removed.
2945 * lambda-trans.c: Removed.
2946 * lambda.h: Removed.
2947 * tree-loop-linear.c: Removed.
2948 * lto-symtab.c: Do not include lambda.h.
2949 * omega.c (gcd): Removed.
2950 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2951 * tree-data-ref.c (print_lambda_vector): Moved here.
2952 (lambda_vector_copy): Same.
2953 (lambda_matrix_copy): Same.
2954 (lambda_matrix_id): Same.
2955 (lambda_vector_first_nz): Same.
2956 (lambda_matrix_row_add): Same.
2957 (lambda_matrix_row_exchange): Same.
2958 (lambda_vector_mult_const): Same.
2959 (lambda_vector_negate): Same.
2960 (lambda_matrix_row_negate): Same.
2961 (lambda_vector_equal): Same.
2962 (lambda_matrix_right_hermite): Same.
2963 * tree-data-ref.h: Do not include lambda.h.
2964 (lambda_vector): Moved here.
2965 (lambda_matrix): Same.
2966 (dependence_level): Same.
2967 (lambda_transform_legal_p): Removed declaration.
2968 (lambda_collect_parameters): Same.
2969 (lambda_compute_access_matrices): Same.
2970 (lambda_vector_gcd): Same.
2971 (lambda_vector_new): Same.
2972 (lambda_vector_clear): Same.
2973 (lambda_vector_lexico_pos): Same.
2974 (lambda_vector_zerop): Same.
2975 (lambda_matrix_new): Same.
2976 * tree-flow.h (least_common_multiple): Removed declaration.
2977 * tree-parloops.c (lambda_trans_matrix): Moved here.
2979 (LTM_ROWSIZE): Same.
2980 (LTM_COLSIZE): Same.
2981 (LTM_DENOMINATOR): Same.
2982 (lambda_trans_matrix_new): Same.
2983 (lambda_matrix_vector_mult): Same.
2984 (lambda_transform_legal_p): Same.
2985 * tree-pass.h (pass_linear_transform): Removed declaration.
2986 * tree-ssa-loop.c (tree_linear_transform): Removed.
2987 (gate_tree_linear_transform): Removed.
2988 (pass_linear_transform): Removed.
2989 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2990 flag_loop_interchange.
2992 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2994 PR tree-optimization/47265
2995 PR tree-optimization/47443
2996 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2997 if name still has some uses.
2999 2011-01-25 Martin Jambor <mjambor@suse.cz>
3001 PR tree-optimization/47382
3002 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3003 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3005 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3007 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3008 sjlj_except_unwind_info.
3010 2011-01-25 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/47426
3013 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3014 visible functions results escape.
3016 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3019 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3020 (arm_get_frame_offsets): Use it.
3022 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3023 Jakub Jelinek <jakub@redhat.com>
3025 PR tree-optimization/47271
3026 * tree-if-conv.c (bb_postdominates_preds): New.
3027 (if_convertible_bb_p): Call bb_postdominates_preds.
3028 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3029 (predicate_scalar_phi): Call bb_postdominates_preds.
3031 2011-01-25 Nick Clifton <nickc@redhat.com>
3033 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3034 * config/rx/rx.c (rx_function_value): Likewise.
3035 (rx_promote_function_mode): Likewise.
3036 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3037 in order to make it legitimate.
3038 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3039 make sure that the first operand is the same as the result register.
3040 (addsi3_unspec): Delete.
3041 (subdi3): Do not accept immediate operands.
3042 (subdi3_internal): Likewise.
3044 2011-01-25 Jeff Law <law@redhat.com>
3046 PR rtl-optimization/37273
3047 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3048 handle them like argument loads from stack slots. Do not double
3049 count memory for memory constants and argument loads from stack slots.
3051 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3053 PR tree-optimization/47427
3054 PR tree-optimization/47428
3055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3056 coalesce if the new root var would be TREE_READONLY.
3058 2011-01-25 Richard Guenther <rguenther@suse.de>
3061 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3062 correct type for TBAA.
3064 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3066 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3067 (close_phi_written_to_memory): Call for_each_index with
3068 dr_indices_valid_in_loop.
3070 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3072 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3073 when it is initialized.
3075 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3078 call to graphite_find_data_references_in_stmt.
3079 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3080 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3081 call to graphite_find_data_references_in_stmt.
3082 (analyze_drs_in_stmts): Same.
3083 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3084 in which the scalar analysis of indices is performed.
3085 (create_data_ref): Same. Update call to dr_analyze_indices.
3086 (find_data_references_in_stmt): Update call to create_data_ref.
3087 (graphite_find_data_references_in_stmt): Same.
3088 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3090 (create_data_ref): Same.
3091 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3092 call to create_data_ref.
3094 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3096 * graphite-sese-to-poly.c (build_poly_scop): Move
3097 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3099 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3101 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3102 VAR_DECL, PARM_DECL, and RESULT_DECL.
3104 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3106 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3108 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3109 that have already been marked as PBB_IS_REDUCTION.
3111 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3113 * graphite-scop-detection.c (same_close_phi_node): New.
3114 (remove_duplicate_close_phi): New.
3115 (make_close_phi_nodes_unique): New.
3116 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3118 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3120 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3121 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3122 of both data references to be the same.
3124 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3126 * graphite-dependences.c (build_lexicographical_constraint): Remove
3128 (build_lexicographical_constraint): Adjust call to
3129 ppl_powerset_is_empty.
3130 (dependence_polyhedron): Same.
3131 (graphite_legal_transform_dr): Same.
3132 (graphite_carried_dependence_level_k): Same.
3133 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3135 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3137 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3139 * graphite-sese-to-poly.c
3140 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3141 (close_phi_written_to_memory): New.
3142 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3145 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3147 * doc/install.texi: Update the expected version number of PPL to 0.11.
3148 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3149 #if PPL_VERSION_MINOR < 11.
3151 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3153 * graphite-dependences.c: Include graphite-cloog-util.h.
3154 (new_poly_ddr): Inlined into dependence_polyhedron.
3155 (free_poly_ddr): Moved close by new_poly_ddr.
3156 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3157 Early return NULL when ppl_powerset_is_empty returns true.
3158 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3159 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3160 (graphite_legal_transform_dr): Call new_poly_ddr.
3161 (graphite_carried_dependence_level_k): Same.
3162 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3163 (dot_transformed_deps_stmt_1): Removed.
3164 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3165 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3166 (dot_deps_1): Call dot_deps_2.
3167 * Makefile.in (graphite-dependences.o): Add missing dependence on
3168 graphite-cloog-util.h.
3170 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3173 (build_lexicographical_constraint): Same.
3174 (dependence_polyhedron_1): Same.
3175 (graphite_legal_transform_dr): Same.
3176 (graphite_carried_dependence_level_k): Same.
3177 * graphite-ppl.c (ppl_powerset_is_empty): New.
3178 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3179 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3181 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3184 the "a followed by b" relation and document it.
3186 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3188 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3189 iteration when the bag of constraints is empty.
3191 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3193 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3195 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3197 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3198 nest and two loop depths as parameters.
3199 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3200 lst_perfect_nestify.
3202 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3204 * graphite-dependences.c (print_pddr): Call
3205 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3207 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3209 * graphite-ppl.c (debug_gmp_value): New.
3210 * graphite-ppl.h (debug_gmp_value): Declared.
3212 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3214 * doc/install.texi: Document availability of cloog-0.16.
3216 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3218 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3219 invalid postdominance info.
3221 2011-01-24 Jan Hubicka <jh@suse.cz>
3224 * doc/extend.texi (weak pragma): Drop claim that it must
3225 appear before definition.
3226 * varasm.c (merge_weak, declare_weak): Only sanity check
3227 that DECL is not output at a time it is declared weak.
3229 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3231 * machmode.def: Fixed comments.
3233 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3235 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3237 2011-01-24 Paul Koning <ni1d@arrl.net>
3239 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3242 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3245 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3246 (block_info): Add scanned and prev.
3247 (move_or_delete_vzeroupper_2): Return if the basic block
3248 has been scanned and the upper 128bit state is unchanged
3250 (move_or_delete_vzeroupper_1): Return true if the exit
3252 (move_or_delete_vzeroupper): Visit basic blocks using the
3253 work-list based algorithm based on vt_find_locations in
3256 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3258 2011-01-24 Nick Clifton <nickc@redhat.com>
3260 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3261 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3262 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3263 then define __v850e1__.
3264 * doc/invoke.texi: Document -mv850es.
3266 2011-01-24 Richard Henderson <rth@redhat.com>
3268 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3269 compound unordered comparisons.
3270 * config/rx/rx.c (rx_split_fp_compare): Remove.
3271 * config/rx/rx-protos.h: Update.
3272 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3273 (cbranchsf4): Don't call rx_split_fp_compare.
3274 (*cbranchsf4): Use rx_split_cbranch.
3275 (*cmpsf): Don't accept "i" constraint.
3276 (*conditional_branch): Only valid after reload.
3277 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3279 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3282 * config/rs6000/altivec.md (vector constant splitters): Add
3283 support for creating vector single precision constants if -mvsx is
3284 used and we would create the constant using Altivec primitives.
3286 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3287 Richard Sandiford <rdsandiford@googlemail.com>
3289 PR rtl-optimization/47166
3290 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3291 mechanism for PRE_MODIFY and POST_MODIFY.
3292 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3295 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3297 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3299 2011-01-22 Jan Hubicka <jh@suse.cz>
3302 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3304 2011-01-22 Jan Hubicka <jh@suse.cz>
3306 PR tree-optimization/43884
3308 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3309 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3311 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3313 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3314 * config/s390/s390.c (s390_register_move_cost,
3315 s390_memory_move_cost): New.
3316 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3318 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3321 * except.c (sjlj_assign_call_site_values): Move setting the
3322 crtl->uses_eh_lsda flag to ...
3323 (sjlj_mark_call_sites): ... here.
3324 (sjlj_emit_function_enter): Support NULL dispatch label.
3325 (sjlj_build_landing_pads): In a function with no landing pads
3326 that still has must-not-throw regions, generate code to register
3327 a personality function with empty LSDA.
3329 2011-01-21 Richard Henderson <rth@redhat.com>
3331 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3333 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3335 * compare-elim.c: New file.
3336 * Makefile.in (OBJS-common): Add it.
3337 (compare-elim.o): New.
3338 * common.opt (fcompare-elim): New.
3339 * opts.c (default_options_table): Add OPT_fcompare_elim.
3340 * tree-pass.h (pass_compare_elim_after_reload): New.
3341 * passes.c (init_optimization_passes): Add it.
3342 * recog.h: Protect against re-inclusion.
3343 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3344 * doc/invoke.texi (-fcompare-elim): Document it.
3345 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3346 * doc/tm.texi: Rebuild.
3348 2011-01-22 Nick Clifton <nickc@redhat.com>
3350 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3351 rx_split_fp_compare.
3353 2011-01-22 Nick Clifton <nickc@redhat.com>
3355 * config/rx/rx.md (UNSPEC_CONST): New.
3356 (deallocate_and_return): Wrap the amount popped off the stack in
3357 an UNSPEC_CONST in order to stop it being rejected by
3358 -mmax-constant-size.
3359 (pop_and_return): Add a "(return)" rtx.
3360 (call): Drop the immediate operand.
3361 (call_internal): Likewise.
3362 (call_value): Likewise.
3363 (call_value_internal): Likewise.
3364 (sibcall_internal): Likewise.
3365 (sibcall_value_internal): Likewise.
3366 (sibcall): Likewise. Generate an explicit call using
3368 (sibcall_value): Likewise.
3369 (mov<>): FAIL if a constant operand is not legitimate.
3370 (addsi3_unpsec): New pattern.
3372 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3373 (ok_for_max_constant): New function.
3374 (gen_safe_add): New function.
3375 (rx_expand_prologue): Use gen_safe_add.
3376 (rx_expand_epilogue): Likewise.
3377 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3380 2011-01-21 Jeff Law <law@redhat.com>
3382 PR tree-optimization/47053
3383 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3384 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3385 statements are deleted.
3386 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3387 is nonempty, then purge dead edges and cleanup the CFG.
3389 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3393 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3395 * tree-dfa.c (create_var_ann): Mark variable as used.
3397 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3400 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3401 notes from other section in hot/cold partitioning even if
3402 last_action is -3. Increment call_site_base.
3404 PR rtl-optimization/47366
3405 * fwprop.c (forward_propagate_into): Return bool. If
3406 any changes are made, -fnon-call-exceptions is used and
3407 REG_EH_REGION note is present, call purge_dead_edges
3408 and return true if it purged anything.
3409 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3410 any EH edges were purged.
3412 2011-01-21 Jeff Law <law@redhat.com>
3414 PR rtl-optimization/41619
3415 * caller-save.c (setup_save_areas): Break out code to determine
3416 which hard regs are live across calls by examining the reload chains
3417 so that it is always used.
3418 Eliminate code which checked REG_N_CALLS_CROSSED.
3420 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3422 PR tree-optimization/47355
3423 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3424 NOP has non-debug uses beyond PHIs in new_bb.
3426 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3429 * cfgexpand.c (account_used_vars_for_block): Only account vars
3430 that are annotated as used.
3431 (estimated_stack_frame_size): Don't set TREE_USED.
3432 * tree-dfa.c (create_var_ann): Mark variable as used.
3434 2011-01-21 Richard Guenther <rguenther@suse.de>
3437 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3439 2011-01-21 Richard Guenther <rguenther@suse.de>
3441 PR tree-optimization/47365
3442 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3443 (vn_reference_lookup_pieces): Adjust.
3444 (vn_reference_lookup): Likewise.
3445 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3446 (vn_reference_lookup_3): Only look through kills if in
3447 VN_WALKREWRITE mode.
3448 (vn_reference_lookup_pieces): Adjust.
3449 (vn_reference_lookup): Likewise.
3450 (visit_reference_op_load): Likewise.
3451 (visit_reference_op_store): Likewise.
3452 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3453 (compute_avail): Likewise.
3454 (eliminate): Likewise.
3456 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3458 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3459 DECL_IGNORED_P non-reg vars if they are used.
3461 PR tree-optimization/47391
3462 * varpool.c (const_value_known_p): Return false if
3465 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3468 * config/i386/i386.c (ix86_local_alignment): Handle
3469 case for va_list_type_node is nil.
3470 (ix86_canonical_va_list_type): Likewise.
3472 2011-01-21 Alan Modra <amodra@gmail.com>
3474 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3475 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3477 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3479 * config/arm/arm.md (define_attr type): Rename f_load
3480 and f_store to f_fpa_load and f_fpa_store. Update.
3481 (write_conflict): Deal with rename fallout.
3482 (*push_fp_multi): Likewise.
3483 * config/arm/fpa.md (f_load): Use f_fpa_load.
3484 (f_store): Use f_fpa_store.
3485 (*movsf_fpa): Likewise.
3486 (*movdf_fpa): Likewise.
3487 (*movxf_fpa): Likewise.
3488 (*thumb2_movsf_fpa): Likewise.
3489 (*thumb2_movdf_fpa): Likewise.
3490 (*thumb2_movxf_fpa): Likewise.
3491 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3492 f_loadd and f_stored.
3493 (*thumb2_movdi_vfp): Likewise.
3494 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3495 (*thumb2_movsi_vfp): Likewise.
3496 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3497 Use f_loads instead of f_load.
3498 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3500 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3502 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3503 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3504 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3505 (xtensa_mode_dependent_address_p): New function.
3506 (constantpool_address_p): Make static. Change return type to bool.
3507 Change argument type to const_rtx. Use CONST_INT_P predicate.
3509 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3512 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3514 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3517 * cfgexpand.c (expand_debug_expr): Instead of generating
3518 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3521 2011-01-20 Richard Guenther <rguenther@suse.de>
3524 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3525 the pointer operand of MEM_REFs.
3527 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3529 PR tree-optimization/46130
3530 * ipa-split.c (consider_split): If return_bb contains non-virtual
3531 PHIs other than for retval or if split_function would not adjust it,
3534 2011-01-20 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/47167
3537 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3538 Revert previous change, only avoid enumeral type changes.
3540 2011-01-19 Mike Stump <mikestump@comcast.net>
3542 * doc/tm.texi.in (BRANCH_COST): Englishify.
3543 * doc/tm.texi (BRANCH_COST): Likewise.
3545 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3548 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3549 (gen_scheduled_generic_parms_dies): New functions.
3550 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3551 generation for the end of CU compilation.
3552 (dwarf2out_finish): Generate template parameters DIEs here.
3554 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3557 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3558 debug bind stmt on merge edges.
3560 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3564 * function.c (instantiate_expr): Instantiate incoming rtl of
3565 implicit arguments, and recurse on VALUE_EXPRs.
3566 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3567 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3569 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3571 * c-parser.c (c_parser_for_statement): Initialize
3572 collection_expression.
3574 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3576 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3578 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3580 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3581 (LINK_SHLIB_SPEC): Don't use %(link_path).
3582 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3584 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3586 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3587 (NO_SHARED_LIB_SUPPORT): Remove.
3588 (LINK_SHLIB_SPEC): Remove one conditional definition.
3590 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3592 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3594 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3595 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3596 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3597 %{call_shared} and conditionals on these options not being passed.
3598 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3601 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3603 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3606 * ipa-split.c: Spelling fixes.
3608 2011-01-19 Richard Henderson <rth@redhat.com>
3610 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3611 (*mulsi3): Likewise.
3613 * longlong.h [__mn10300__] (count_leading_zeros): New.
3614 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3615 [__mn10300__] (add_ssaaaa, subddmmss): New.
3616 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3617 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3619 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3621 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3623 2011-01-19 Richard Henderson <rth@redhat.com>
3625 * config/mn10300/mn10300.md (addsi3_flags): New.
3626 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3627 (subsi3_flags, subc_internal, subdi3): New.
3628 (subdi3_internal, *subdi3_degenerate): New.
3629 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3631 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3632 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3633 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3634 * config/mn10300/mn10300-protos.h: Update.
3635 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3636 (return_ret): Likewise. Rename from return_internal_regs.
3637 (return_internal): Remove.
3639 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3640 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3641 (mn10300_legitimate_constant_p): Likewise.
3642 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3643 (mn10300_frame_size): New.
3644 (mn10300_expand_prologue): Use it.
3645 (mn10300_expand_epilogue): Likewise.
3646 (mn10300_initial_offset): Likewise.
3647 * config/mn10300/mn10300-protos.h: Update.
3648 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3649 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3650 (prologue, epilogue, return_internal): Tidy output code.
3651 (mn10300_store_multiple_operation, return): Likewise.
3652 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3653 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3654 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3655 (load_pic, am33_load_pic): New.
3656 (mn10300_load_pic0, mn10300_load_pic1): New.
3658 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3659 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3660 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3661 (cc_flags_for_mode, cc_flags_for_code): New.
3662 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3663 overflow flag is not valid. Validate that the flags we need
3664 for the comparison are valid.
3665 (mn10300_output_cmp): Remove.
3666 (mn10300_output_add): New.
3667 (mn10300_select_cc_mode): Use cc_flags_for_code.
3668 (mn10300_split_cbranch): New.
3669 (mn10300_match_ccmode): New.
3670 (mn10300_split_and_operand_count): New.
3671 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3673 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3674 (addsi3): ... here. Use mn10300_output_add.
3675 (*addsi3_flags): New.
3676 (*am33_subsi3, *mn10300_subsi3): Merge...
3677 (subsi3): ... here. Use attribute isa.
3678 (*subsi3_flags): New.
3679 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3681 (*am33_andsi3, *mn10300_andsi3): Merge...
3683 (*andsi3_flags): New.
3684 (andsi3 splitters): New.
3685 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3687 (*iorsi3_flags): New.
3688 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3690 (*xorsi3_flags): New.
3691 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3692 (one_cmplsi2): ... here.
3693 (*one_cmplsi2_flags): New.
3694 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3695 instead of "dax" in constraints. Use mn10300_split_cbranch.
3696 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3697 use matching constraints to eliminate a self-comparison.
3698 (*integer_conditional_branch): Rename from integer_conditional_branch.
3699 Use int_mode_flags to match CC_REG.
3700 (*cbranchsi4_btst, *btstsi): New.
3701 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3702 mn10300_split_cbranch.
3703 (*am33_cmpsf): Rename from am33_cmpsf.
3704 (*float_conditional_branch): Rename from float_conditional_branch.
3705 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3706 (zero_extendqisi2): ... here.
3707 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3708 (zero_extendhisi2): ... here.
3709 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3710 (extendqisi2): ... here.
3711 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3712 (extendhisi2): ... here.
3713 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3714 (ashlsi3): ... here.
3715 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3716 (lshrsi3): ... here.
3717 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3718 (ashrsi3): ... here.
3719 (consecutive add peephole): Remove.
3720 * config/mn10300/predicates.md (label_ref_operand): New.
3721 (int_mode_flags): New.
3722 (CCZN_comparison_operator): New.
3724 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3725 (throughput_42_latency_43): New reservation.
3726 (mulsidi3, umulsidi3): New expanders.
3727 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3728 the MDR register to allocation; separately allocate the low and
3729 high parts of the DImode result.
3730 (umulsidi3_internal): Similarly.
3731 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3732 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3733 (udivsi3, umodsi3): Remove.
3734 (udivmodsi4, divmodsi4): New expanders.
3735 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3736 (*divmodsi4): Simiarly.
3737 (ext_internal): New.
3739 * config/mn10300/constraints.md ("z"): New constraint.
3740 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3741 (FIXED_REGISTERS): Don't fix MDR.
3742 (CALL_USED_REGSITERS): Reformat nicely.
3743 (REG_ALLOC_ORDER): Add MDR.
3744 (enum regclass): Add MDR_REGS.
3745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3746 (IRA_COVER_CLASSES): Add MDR_REGS.
3747 (REGNO_REG_CLASS): Handle MDR_REG.
3748 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3749 (mn10300_register_move_cost): Likewise.
3750 * config/mn10300/mn10300.md (MDR_REG): New.
3751 (*movsi_internal): Handle moves to/from MDR_REGS.
3753 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3755 (mn10300_secondary_reload): Tidy combination reload classes.
3756 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3757 addresses for AM33. Allow symbolic offsets for reg+imm.
3758 (mn10300_regno_in_class_p): New.
3759 (mn10300_legitimize_reload_address): New.
3760 * config/mn10300/mn10300.h (enum reg_class): Remove
3761 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3762 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3764 (REG_CLASS_NAMES): Update to match.
3765 (REG_CLASS_CONTENTS): Likewise.
3766 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3767 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3768 (REGNO_IN_RANGE_P): Remove.
3769 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3770 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3771 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3772 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3773 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3774 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3775 (REGNO_GENERAL_P): New.
3776 (HAVE_POST_MODIFY_DISP): New.
3777 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3778 (LEGITIMIZE_RELOAD_ADDRESS): New.
3779 * config/mn10300/mn10300-protos.h: Update.
3781 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3782 DATA_REGS for AM33 stack-pointer destination.
3783 (mn10300_preferred_output_reload_class): Likewise.
3784 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3785 into a form appropriate for ...
3786 (TARGET_SECONDARY_RELOAD): New.
3787 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3788 * config/mn10300/mn10300-protos.h: Update.
3789 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3790 reload_insi; use the "A" constraint for the scratch; handle AM33
3791 moves of sp to non-address registers.
3793 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3794 (*movqi_internal): ... here.
3795 (*am33_movhi, *mn10300_movhi): Merge into...
3796 (*movhi_internal): ... here.
3797 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3798 as the source/destination of moves from/to SP.
3799 (movsf): Only allow for AM33-2.
3800 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3801 any integer constant constraint. Only allow for AM33-2. Tidy
3802 all of the alternative outputs.
3803 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3804 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3806 (udivsi3, umodsi3): New patterns for MN103 only.
3808 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3810 * doc/tm.texi.in: Spell out that a lack of register class unions
3812 * doc/tm.texi: Regenerate.
3814 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3816 PR rtl-optimization/47337
3817 * dce.c (check_argument_store): New function.
3818 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3820 PR tree-optimization/47290
3821 * tree-eh.c (infinite_empty_loop_p): New function.
3822 (cleanup_empty_eh): Use it.
3824 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3827 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3828 (a64_expand_widen_sum): Ditto.
3829 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3830 (vec_extract_evenodd_help): Ditto.
3831 (vec_extract_evenv4hi): Ditto.
3832 (vec_extract_oddv4hi): Ditto.
3833 (vec_extract_evenv2si): Ditto.
3834 (vec_extract_oddv2si): Ditto.
3835 (vec_extract_evenv2sf): Ditto.
3836 (vec_extract_oddv2sf): Ditto.
3837 (vec_pack_trunc_v4hi: Ditto.
3838 (vec_pack_trunc_v2si): Ditto.
3839 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3840 (vec_interleave_highv8qi): Ditto.
3842 (vec_extract_oddv8qi): Ditto.
3843 (vec_interleave_lowv4hi): Ditto.
3844 (vec_interleave_highv4hi): Ditto.
3845 (vec_interleave_lowv2si): Ditto.
3846 (vec_interleave_highv2si): Ditto.
3848 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3850 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3851 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3852 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3853 (pa_c_mode_for_suffix): New.
3854 (TARGET_EXPAND_BUILTIN): Define.
3855 (TARGET_C_MODE_FOR_SUFFIX): Define.
3856 (pa_builtins): Define.
3857 (pa_init_builtins): Register __float128 type and init new support
3859 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3860 * config/pa/quadlib.c (_U_Qfcopysign): New.
3862 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3865 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3866 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3869 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3871 PR tree-optimization/47179
3872 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3873 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3875 2011-01-18 Richard Guenther <rguenther@suse.de>
3877 PR rtl-optimization/47216
3878 * emit-rtl.c: Include tree-flow.h.
3879 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3880 of replicating it with different semantics.
3881 * Makefile.in (emit-rtl.o): Adjust.
3883 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3885 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3886 (cortex_a9_dp): Handle neon types correctly.
3888 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3890 PR rtl-optimization/47299
3891 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3892 subtarget. Use normal multiplication if both operands are constants.
3893 * expmed.c (expand_widening_mult): Don't try to optimize constant
3894 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3897 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3899 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3900 spacing after 'e.g.', typos, comma, hyphenation.
3902 2011-01-17 Richard Henderson <rth@redhat.com>
3904 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3905 (rx_restricted_mem_operand): New.
3906 (rx_shift_operand): Use register_operand.
3907 (rx_source_operand, rx_compare_operand): Likewise.
3908 * config/rx/rx.md (addsi3_flags): New expander.
3909 (adddi3): Rewrite as expander.
3910 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3911 (subsi3_flags): New expander.
3912 (subdi3): Rewrite as expander.
3913 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3915 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3916 (rx_init_builtins): Remove sat builtin.
3917 (rx_expand_builtin): Likewise.
3918 * config/rx/rx.md (ssaddsi3): New.
3919 (*sat): Rename from sat. Represent the CC_REG input.
3921 * config/rx/predicates.md (rshift_operator): New.
3922 * config/rx/rx.c (rx_expand_insv): Remove.
3923 * config/rx/rx-protos.h: Update.
3924 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3925 operand to the canonical position.
3926 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3927 (*bitclr, *bitclr_in_memory): Similarly.
3928 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3929 (insv): Retain the zero_extract in the expansion.
3931 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3932 (bswaphi2, bitinvert, revw): Likewise.
3934 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3935 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3936 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3937 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3938 (bitset, bitset_in_memory): Likewise.
3939 (bitinvert, bitinvert_in_memory): Likewise.
3940 (bitclr, bitclr_in_memory): Likewise.
3941 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3942 (rx_strend, rx_cmpstrn): Likewise.
3943 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3944 (bitop peep2 patterns): Remove.
3946 * config/rx/rx.c (rx_match_ccmode): New.
3947 * config/rx/rx-protos.h: Update.
3948 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3949 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3950 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3951 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3952 (fix_truncsfsi2, floatsisf2): Likewise.
3953 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3954 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3955 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3956 (*subsi3_flags, *xorsi3_flags): New.
3958 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3960 * config/rx/rx.c (rx_print_operand): Remove workaround for
3961 unsplit comparison operations.
3963 * config/rx/rx.md (movsicc): Split after reload.
3964 (*movsicc): Merge *movsieq and *movsine via match_operator.
3965 (*stcc): New pattern.
3967 * config/rx/rx.c (rx_float_compare_mode): Remove.
3968 * config/rx/rx.h (rx_float_compare_mode): Remove.
3969 * config/rx/rx.md (cstoresi4): Split after reload.
3970 (*sccc): New pattern.
3972 * config/rx/predicates.md (label_ref_operand): New.
3973 (rx_z_comparison_operator): New.
3974 (rx_zs_comparison_operator): New.
3975 (rx_fp_comparison_operator): New.
3976 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3977 Validate that the flags are set properly for the comparison.
3978 (rx_gen_cond_branch_template): Remove.
3979 (rx_cc_modes_compatible): Remove.
3980 (mode_from_flags): New.
3981 (flags_from_code): Rename from flags_needed_for_conditional.
3982 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3983 (rx_select_cc_mode): Likewise.
3984 (rx_split_fp_compare): New.
3985 (rx_split_cbranch): New.
3986 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3987 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3988 (*cbranchsf4): Similarly.
3989 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3990 match_operator and rx_split_cbranch.
3991 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3992 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3993 (*cmpsi): Rename from cmpsi.
3994 (*tstsi): Rename from tstsi.
3995 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3996 (*conditional_branch): Rename from conditional_branch.
3997 (*reveresed_conditional_branch): Remove.
3998 (b<code>): Remove expander.
3999 * config/rx/rx-protos.h: Update.
4001 * config/rx/rx.c (rx_compare_redundant): Remove.
4002 * config/rx/rx.md (cmpsi): Don't use it.
4003 * config/rx/rx-protos.h: Update.
4005 * config/rx/rx-modes.def (CC_F): New mode.
4006 * config/rx/rx.c (rx_select_cc_mode): New.
4007 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4008 * config/rx/rx-protos.h: Update.
4010 2011-01-17 Richard Henderson <rth@redhat.com>
4012 * except.c (dump_eh_tree): Fix stray ; after for statement.
4014 2011-01-17 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/47313
4017 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4018 handling before copying the body. Properly deal with
4019 by-reference result in SSA form.
4021 2011-01-17 Ian Lance Taylor <iant@google.com>
4024 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4025 (struct_value_alias_set): Don't define.
4026 (sparc_option_override): Don't set sparc_sr_alias_set and
4027 struct_value_alias_set.
4028 (save_or_restore_regs): Use gen_frame_mem rather than calling
4030 (sparc_struct_value_rtx): Likewise.
4032 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4035 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4037 (_mm_maskstore_pd): Likewise.
4038 (_mm_maskload_ps): Likewise.
4039 (_mm_maskstore_ps): Likewise.
4040 (_mm256_maskload_pd): Change mask to __m256i.
4041 (_mm256_maskstore_pd): Likewise.
4042 (_mm256_maskload_ps): Likewise.
4043 (_mm256_maskstore_ps): Likewise.
4045 * config/i386/i386-builtin-types.def: Updated.
4046 (ix86_expand_special_args_builtin): Likewise.
4048 * config/i386/i386.c (bdesc_special_args): Update
4049 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4050 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4051 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4052 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4054 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4055 Use <avxpermvecmode> on mask register.
4056 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4058 2011-01-17 Olivier Hainque <hainque@adacore.com>
4059 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4060 Eric Botcazou <ebotcazou@adacore.com>
4063 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4064 if <= USHRT_MAX in 32-bit mode.
4066 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4068 * doc/install.texi (Configuration, Specific): Wrap long
4069 lines in examples. Allow line wrapping in long options
4070 and URLs where beneficial for PDF output.
4072 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4074 * config/mips/mips.c (mips_classify_symbol): Don't return
4075 SYMBOL_PC_RELATIVE for nonlocal labels.
4077 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4079 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4081 2011-01-15 Jan Hubicka <jh@suse.cz>
4083 PR tree-optimization/47276
4084 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4085 declarations as needed.
4087 2011-01-15 Martin Jambor <mjambor@suse.cz>
4089 * common.opt (fdevirtualize): New flag.
4090 * doc/invoke.texi (Option Summary): Document it.
4091 * opts.c (default_options_table): Add devirtualize flag.
4092 * ipa-prop.c (detect_type_change): Return immediately if
4093 devirtualize flag is not set.
4094 (detect_type_change_ssa): Likewise.
4095 (compute_known_type_jump_func): Likewise.
4096 (ipa_analyze_virtual_call_uses): Likewise.
4098 2011-01-14 Martin Jambor <mjambor@suse.cz>
4100 PR tree-optimization/45934
4101 PR tree-optimization/46302
4102 * ipa-prop.c (type_change_info): New type.
4103 (stmt_may_be_vtbl_ptr_store): New function.
4104 (check_stmt_for_type_change): Likewise.
4105 (detect_type_change): Likewise.
4106 (detect_type_change_ssa): Likewise.
4107 (compute_complex_assign_jump_func): Check for dynamic type change.
4108 (compute_complex_ancestor_jump_func): Likewise.
4109 (compute_known_type_jump_func): Likewise.
4110 (compute_scalar_jump_functions): Likewise.
4111 (ipa_analyze_virtual_call_uses): Likewise.
4112 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4114 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4116 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4117 * config/i386/i386.opt (msse5): New Alias.
4119 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4121 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4122 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4123 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4124 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4126 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4128 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4130 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4131 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4132 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4133 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4135 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4137 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4139 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4141 2011-01-14 Mike Stump <mikestump@comcast.net>
4143 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4144 * config/fr30/fr30.md: Likweise
4145 (movsi_push): Likewise.
4146 (movsi_pop): Likewise.
4147 (enter_func): Likewise.
4148 * config/moxie/moxie.md (movsi_push): Likewise.
4149 (movsi_pop): Likewise.
4151 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4153 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4154 %{no_archive} %{exact_version}.
4155 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4156 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4157 %{no_archive} %{exact_version}.
4158 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4159 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4160 * config/mips/vxworks.h: Likewise.
4162 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4164 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4166 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4168 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4169 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4171 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4173 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4176 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4178 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4180 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4181 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4183 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4184 Don't handle -shlib.
4186 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4188 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4189 (CC1_SPEC): Don't handle -profile.
4191 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4193 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4194 * config/mips/mips.h (CC1_SPEC): Likewise.
4196 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4198 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4199 * config/mips/mips.h (CC1_SPEC): Likewise.
4201 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4203 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4204 * config/m32r/linux.h (LINK_SPEC): Likewise.
4205 * config/mips/linux.h (LINK_SPEC): Likewise.
4206 * config/mips/linux64.h (LINK_SPEC): Likewise.
4207 * config/sparc/linux.h (LINK_SPEC): Likewise.
4208 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4209 LINK_SPEC): Likewise.
4210 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4212 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4214 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4216 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4218 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4220 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4221 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4223 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4225 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4227 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4229 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4230 supports -Bstatic/-Bdynamic.
4231 * configure: Regenerate.
4233 2011-01-14 Jan Hubicka <jh@suse.cz>
4234 Jack Howarth <howarth@bromo.med.uc.edu>
4237 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4238 when checking debug_info_level. Test write_symbols instead of
4239 debug_hooks->var_location when setting flag_var_tracking_uninit.
4241 2011-01-14 Richard Guenther <rguenther@suse.de>
4243 PR tree-optimization/47179
4244 * target.def (ref_may_alias_errno): New target hook.
4245 * targhooks.h (default_ref_may_alias_errno): Declare.
4246 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4247 (default_ref_may_alias_errno): New function.
4248 * target.h (struct ao_ref_s): Declare.
4249 * tree-ssa-alias.c: Include target.h.
4250 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4251 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4252 (targhooks.o): Likewise.
4253 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4254 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4256 2011-01-14 Richard Guenther <rguenther@suse.de>
4258 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4260 2011-01-14 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/47280
4263 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4265 (tree_ssa_forward_propagate_single_use_vars): Deal with
4266 CFG changes from associate_plusminus.
4268 2011-01-14 Richard Guenther <rguenther@suse.de>
4272 2011-01-11 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/46076
4275 * tree-ssa.c (useless_type_conversion_p): Conversions from
4276 unprototyped to empty argument list function types are useless.
4278 2011-01-14 Richard Guenther <rguenther@suse.de>
4280 PR tree-optimization/47286
4281 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4283 2011-01-14 Martin Jambor <mjambor@suse.cz>
4286 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4288 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4290 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4291 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4292 * config/xtensa/xtensa.c (xtensa_libcall_value,
4293 xtensa_function_value_regno_p): New functions.
4294 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4296 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4299 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4301 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4302 New function prototype.
4303 * config/i386/winnt.c (i386_pe_assemble_visibility):
4304 Warn only if attribute was specified by user.
4306 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4309 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4311 (floatunsdidf2_fcfidu): Ditto.
4313 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4315 * config/s390/s390.c (print_operand_address): Replace 'error' with
4316 'output_operand_lossage'.
4317 (print_operand): Likewise.
4319 2011-01-13 Jeff Law <law@redhat.com>
4321 PR rtl-optimization/39077
4322 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4323 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4324 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4325 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4326 * gcse.c (prune_insertions_deletions): New function.
4327 (compute_pre_data): Use it.
4329 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4332 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4334 (prune_unused_types_mark): Use it.
4336 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4338 PR rtl-optimization/45352
4339 * sel-sched.c: Update copyright years.
4340 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4341 in the advancing loop when we have issued issue_rate insns.
4343 2011-01-12 Richard Henderson <rth@redhat.com>
4345 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4346 (TARGET_MD_ASM_CLOBBERS): New.
4348 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4349 (TARGET_DELEGITIMIZE_ADDRESS): New.
4351 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4352 (clzsi2, *bsch): New patterns.
4354 * config/mn10300/mn10300.md (INT): New mode iterator.
4355 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4357 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4358 flag_split_wide_types.
4360 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4361 (mn10300_trampoline_init): Rewrite without a template, an immediate
4362 load and a direct branch.
4363 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4365 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4367 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4368 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4369 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4370 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4372 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4375 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4378 2011-01-12 Jan Hubicka <jh@suse.cz>
4381 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4382 (PLUGIN_COND_CLOSE): New macro.
4383 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4385 2011-01-12 Richard Guenther <rguenther@suse.de>
4388 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4389 register variables in a MEM_REF.
4391 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4393 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4394 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4395 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4396 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4397 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4398 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4399 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4400 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4401 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4402 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4403 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4404 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4405 * config/gnu-user.h: New. Copied from linux.h.
4406 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4407 GNU_USER_TARGET_STARTFILE_SPEC.
4408 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4409 GNU_USER_TARGET_ENDFILE_SPEC.
4410 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4411 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4412 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4413 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4414 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4415 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4416 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4417 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4418 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4419 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4420 * config/arm/linux-eabi.h (CC1_SPEC): Use
4421 GNU_USER_TARGET_CC1_SPEC.
4422 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4423 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4424 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4425 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4426 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4427 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4428 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4429 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4431 2011-01-12 Richard Guenther <rguenther@suse.de>
4434 * doc/invoke.texi (ffast-math): Document it is turned on
4437 2011-01-12 Jan Hubicka <jh@suse.cz>
4439 PR tree-optimization/47233
4440 * opts.c (common_handle_option): Disable ipa-reference with profile
4443 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4445 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4448 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4450 * c-parser.c (c_lex_one_token): Updated and reindented some
4451 comments. No changes in code.
4453 2011-01-11 Ian Lance Taylor <iant@google.com>
4455 * godump.c (go_output_var): Don't output the variable if there is
4456 already a type with the same name.
4458 2011-01-11 Ian Lance Taylor <iant@google.com>
4460 * godump.c (go_format_type): Don't generate float80.
4462 2011-01-11 Richard Henderson <rth@redhat.com>
4464 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4465 declaration. Rewrite for both speed and size.
4466 (mn10300_address_cost_1): Remove.
4467 (mn10300_register_move_cost): New.
4468 (mn10300_memory_move_cost): New.
4469 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4470 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4471 extensions, shifts, BSWAP, CLZ.
4472 (mn10300_wide_const_load_uses_clr): Remove.
4473 (TARGET_REGISTER_MOVE_COST): New.
4474 (TARGET_MEMORY_MOVE_COST): New.
4475 * config/mn10300/mn10300-protos.h: Update.
4476 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4478 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4479 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4480 * config/mn10300/mn10300-protos.h: Update.
4481 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4482 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4483 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4484 (*test_int_bitfield, *test_byte_bitfield): Remove.
4485 (*bit_test, *subreg_bit_test): Remove.
4486 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4488 * config/mn10300/constraints.md ("c"): Rename from "A".
4489 ("A", "D"): New constraint letters.
4490 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4491 (fmssf4, fnmasf4, fnmssf4): Likewise.
4493 * config/mn10300/mn10300.md (isa): New attribute.
4494 (enabled): New attribute.
4496 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4497 (abssf2, negsf2): Define only for hardware fp.
4498 (sqrtsf2): Reformat.
4499 (addsf3, subsf3, mulsf3): Merge expander and insn.
4501 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4502 (DEBUGGER_AUTO_OFFSET): Remove.
4503 (DEBUGGER_ARG_OFFSET): Remove.
4505 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4506 Emit register stores with the same offsets as the hardware.
4507 (mn10300_store_multiple_operation): Don't check that the register
4508 save offsets are monotonic.
4509 * config/mn10300/mn10300-protos.h: Update.
4511 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4513 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4514 in terms of the value on the stack, not the MDR register.
4516 2011-01-11 Jan Hubicka <jh@suse.cz>
4520 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4521 (symbol_alias_set_destroy, symbol_alias_set_contains,
4522 propagate_aliases_backward): Declare.
4523 * lto-streamer-out.c (struct sets): New sturcture.
4524 (trivally_defined_alias): New function.
4525 (output_alias_pair_p): Rewrite.
4526 (output_unreferenced_globals): Fix output of alias pairs.
4527 (produce_symtab): Likewise.
4528 * ipa.c (function_and_variable_visibility): Set weak alias destination
4530 * varasm.c (symbol_alias_set_t): Remove.
4531 (symbol_alias_set_destroy): Export.
4532 (propagate_aliases_forward, propagate_aliases_backward): New functions
4534 (compute_visible_aliases): ... this one; remove.
4535 (trivially_visible_alias): New
4536 (trivially_defined_alias): New.
4537 (remove_unreachable_alias_pairs): Rewrite.
4538 (finish_aliases_1): Reorganize code checking if alias is defined.
4539 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4542 2011-01-11 Richard Guenther <rguenther@suse.de>
4544 PR tree-optimization/46076
4545 * tree-ssa.c (useless_type_conversion_p): Conversions from
4546 unprototyped to empty argument list function types are useless.
4548 2011-01-11 Richard Guenther <rguenther@suse.de>
4551 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4552 volatile MEMs as MEM_READONLY_P.
4554 2011-01-11 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/47239
4557 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4559 2011-01-11 Jeff Law <law@redhat.com>
4561 PR tree-optimization/47086
4562 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4563 IVs from statements that might throw.
4565 2011-01-10 Jan Hubicka <jh@suse.cz>
4568 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4570 2011-01-10 Jan Hubicka <jh@suse.cz>
4573 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4574 when correcting profile.
4576 2011-01-10 Jan Hubicka <jh@suse.cz>
4579 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4581 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4582 Restore DECL_FINI_PRIORITY.
4584 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4586 * doc/gimple.texi: Fix quoting of multi-word return values in
4587 @deftypefn statements. Ensure presence of return value. Wrap
4588 overlong @deftypefn lines.
4589 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4590 descriptions of removed functions.
4591 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4592 of multi-word return value in @deftypefn statement.
4594 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4596 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4597 (Conditional Expressions, Logical Operators)
4598 (Statement and operand traversals): Do not indent smallexample
4599 code. Fix duplicate function argument in example.
4601 2011-01-10 Jeff Law <law@redhat.com>
4603 PR tree-optimization/47141
4604 * ipa-split.c (split_function): Handle case where we are
4605 returning a value and the return block has a virtual operand phi.
4607 2011-01-10 Jan Hubicka <jh@suse.cz>
4609 PR tree-optimization/47234
4610 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4611 (pass_feedback_split_functions): Declare.
4612 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4614 * ipa-split.c (gate_split_functions): Update comments; disable
4615 split-functions for profile_arc_flag and branch_probabilities.
4616 (gate_feedback_split_functions): New function.
4617 (execute_feedback_split_functions): New function.
4618 (pass_feedback_split_functions): New global var.
4620 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4623 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4624 calling gimple_call_set_cannot_inline.
4626 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4628 * config/darwin-sections.def: Remove unused section.
4630 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4633 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4635 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4638 * c-parser.c (c_parser_declaration_or_fndef): Improved
4641 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4643 * config/i386/winnt.c (i386_pe_start_function): Make sure
4644 to switch back to function's section.
4646 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4650 * plugin.c: Move include of dlfcn.h from here...
4651 * system.h: ... to here.
4653 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4655 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4657 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4658 two extra empty pages in PDF output.
4660 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4663 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4664 for error recovery purposes behave as if it was not specified so
4665 that the default type is usd.
4667 2011-01-07 Jan Hubicka <jh@suse.cz>
4669 PR tree-optmization/46469
4670 * ipa.c (function_and_variable_visibility): Clear needed flags on
4671 nodes with external decls; handle weakrefs merging correctly.
4673 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4675 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4678 2011-01-07 Jan Hubicka <jh@suse.cz>
4680 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4681 and no longer claim that gold is required for linker plugin.
4682 * configure: Regenerate.
4683 * gcc.c (PLUGIN_COND): New macro.
4684 (LINK_COMMAND_SPEC): Use it.
4685 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4686 * config.in (HAVE_LTO_PLUGIN): New.
4687 * configure.ac (--with-lto-plugin): New parameter; autodetect
4690 2011-01-07 Jan Hubicka <jh@suse.cz>
4692 PR tree-optimization/46367
4693 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4694 when we can update original.
4695 (cgraph_mark_inline_edge): Sanity check.
4696 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4698 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4700 * config/spu/spu.h (ASM_COMMENT_START): Define.
4702 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4706 (SWITCH_KEEP_FOR_GCC): Likewise.
4707 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4708 (do_spec_1): Handle "%>".
4710 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4712 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4715 * config/i386/i386.c (ix86_delegitimize_address): If
4716 simplify_gen_subreg fails, return orig_x.
4719 * value-prof.c (gimple_stringop_fixed_value): Handle
4720 lhs of the call properly.
4722 2011-01-07 Jan Hubicka <jh@suse.cz>
4725 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4727 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4729 * target.def (function_switched_text_sections): New hook.
4730 * doc/tm.texi: Regenerated.
4731 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4732 * final.c (default_function_switched_text_sections): New.
4733 (final_scan_insn): Call function_switched_text_sections when a
4734 mid-function section change occurs.
4735 * output.h (default_function_switched_text_sections): Declare.
4736 * config/darwin-protos.h (darwin_function_switched_text_sections):
4738 * config/darwin.c (darwin_function_switched_text_sections): New.
4739 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4741 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4743 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4744 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4745 the secondary code fragment when outputting for DWARF == 2.
4747 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4749 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4750 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4752 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4753 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4755 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4758 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4759 when it is not empty.
4761 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4764 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4765 (case ${target}): Add btver1.
4766 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4767 -march=native recognize btver1 processors.
4768 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4769 btver1 def_and_undef
4770 * config/i386/i386.c (struct processor_costs btver1_cost): New
4772 (m_BTVER1): New definition.
4773 (m_AMD_MULTIPLE): Includes m_BTVER1.
4774 (initial_ix86_tune_features): Add btver1 tune.
4775 (processor_target_table): Add btver1 entry.
4776 (static const char *const cpu_names): Add btver1 entry.
4777 (software_prefetching_beneficial_p): Add btver1.
4778 (ix86_option_override_internal): Add btver1 instruction sets.
4779 (ix86_issue_rate): Add btver1.
4780 (ix86_adjust_cost): Add btver1.
4781 * config/i386/i386.h (TARGET_BTVER1): New definition.
4782 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4783 (enum processor_type): Add PROCESSOR_BTVER1.
4784 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4786 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4789 * config/i386/i386.c (legitimize_tls_address)
4790 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4791 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4792 (tls_initial_exec_64_sun): New pattern.
4794 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4796 * doc/invoke.texi (Overall Options): Improve wording and markup
4797 of the description of -wrapper.
4799 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4801 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4802 rdynamic, threads): New Driver options.
4804 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4807 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4808 if coming from .tdata.
4809 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4811 2011-01-06 Jan Hubicka <jh@suse.cz>
4814 * collect2.c (main): Do not enable LTOmode when plugin is active.
4816 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4819 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4820 --version output if supported.
4821 * configure: Regenerate.
4823 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4825 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4828 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4831 * c-convert.c (convert): When converting a complex expression
4832 other than COMPLEX_EXPR to a different complex type, ensure
4833 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4834 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4835 when converting COMPLEX_TYPE.
4837 2011-01-06 Ira Rosen <irar@il.ibm.com>
4839 PR tree-optimization/47139
4840 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4841 only the last reduction value is used outside the loop. Update
4844 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4846 * config/rtems.opt: New.
4847 * config.gcc (*-*-rtems*): Use rtems.opt.
4849 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4851 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4852 processors do not support 3DNow instructions.
4854 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4856 * config/spu/spu.c (spu_option_override): Set parameter
4857 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4859 2011-01-05 Jan Hubicka <jh@suse.cz>
4861 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4862 at the command line.
4864 2011-01-05 Martin Jambor <mjambor@suse.cz>
4867 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4868 deltas on streamed outgoing edges.
4869 (output_node_opt_summary): Output info for outgoing edges only when
4870 the node is in new parameter set.
4871 (output_cgraph_opt_summary): New parameter set, passed to the two
4872 aforementioned functions. Update its forward declaration and its
4875 2011-01-05 Tom Tromey <tromey@redhat.com>
4877 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4878 operator to c_finish_omp_atomic.
4879 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4880 (build_unary_op): Update.
4881 (build_modify_expr): Update.
4882 (build_asm_expr): Update.
4884 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4886 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4887 newly inserted insns.
4889 (spu_emit_branch_hint): Likewise.
4890 (insert_hbrp_for_ilb_runout): Likewise.
4891 (spu_machine_dependent_reorg): Call df_finish_pass after
4892 schedule_insns returns.
4894 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4896 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4898 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4900 PR tree-optimization/47005
4901 * tree-sra.c (struct access): Add 'non_addressable' bit.
4902 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4903 (decide_one_param_reduction): Return 0 if the parameter is passed by
4904 reference and one of the accesses in the group is non_addressable.
4906 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4908 PR tree-optimization/47056
4909 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4910 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4911 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4913 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4915 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4916 initializer. Skip view conversions from aggregate types.
4918 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4921 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4923 2011-01-04 Philipp Thomas <pth@suse.de>
4925 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4928 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4930 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4931 on empty epilogue sequences.
4933 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4935 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4936 non-static): New Driver options.
4938 2011-01-04 Jie Zhang <jie@codesourcery.com>
4941 * gcc.c (default_compilers[]): Set combinable field to 0
4942 for all assembly languages.
4944 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4946 * config/mips/loongson3a.md: New file.
4947 * config/mips/mips.md: Include loongson3a.md.
4948 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4951 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4954 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4955 instead of convert_memory_address_addr_space on the base expression.
4957 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4959 * config/spu/spu.c (spu_option_override): Update error text
4960 for bad -march= / -mtune= values.
4962 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4964 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4965 if branch-hint optimization will be performed.
4967 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4969 PR tree-optimization/47148
4970 * ipa-split.c (split_function): Convert arguments to
4971 DECL_ARG_TYPE if possible.
4973 PR tree-optimization/47155
4974 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4977 PR rtl-optimization/47157
4978 * combine.c (try_combine): If undobuf.other_insn becomes
4979 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4980 and set *new_direct_jump_p too.
4982 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4984 PR tree-optimization/47021
4985 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4987 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4989 * gcc.c (process_command): Update copyright notice dates.
4990 * gcov.c (print_version): Likewise.
4991 * gcov-dump.c (print_version): Likewise.
4992 * mips-tfile.c (main): Likewise.
4993 * mips-tdump.c (main): Likewise.
4995 2011-01-03 Martin Jambor <mjambor@suse.cz>
4997 PR tree-optimization/46801
4998 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4999 aggregate fields start at byte boundary instead of the bit-field flag.
5001 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5004 * gcc.c (main): Revert revision 168407.
5006 2011-01-03 Martin Jambor <mjambor@suse.cz>
5008 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5010 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5012 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5013 vector optab to expand vector/scalar shift, update gimple to vector.
5015 2011-01-03 Martin Jambor <mjambor@suse.cz>
5017 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5020 2011-01-03 Martin Jambor <mjambor@suse.cz>
5022 PR tree-optimization/46984
5023 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5025 (cgraph_create_indirect_edge): Fixed line length.
5026 (cgraph_indirect_call_info): Declare.
5027 (cgraph_make_edge_direct) Update declaration.
5028 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5029 (cgraph_create_indirect_edge): Use it.
5030 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5032 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5033 the new thunk_delta representation.
5034 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5036 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5037 (ipa_read_indirect_edge_info): Likewise.
5038 * lto-cgraph.c (output_edge_opt_summary): New function.
5039 (output_node_opt_summary): Call it on all outgoing edges.
5040 (input_edge_opt_summary): New function.
5041 (input_node_opt_summary): Call it on all outgoing edges.
5043 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5046 * gcc.c (main): Don't check have_o when settting combine_inputs.
5048 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5050 * regrename.c: Add general comment describing the pass.
5051 (struct du_head): Remove 'length' field.
5052 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5053 (regrename_optimize): Do not sort chains. Rework comments, add others.
5054 Force renaming to the preferred class (if any) in the first pass and do
5055 not consider registers that belong to it in the second pass.
5056 (create_new_chain): Do not set 'length' field.
5057 (scan_rtx_reg): Likewise.
5059 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5061 PR tree-optimization/47140
5062 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5063 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5066 PR rtl-optimization/47028
5067 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5068 parm_birth_insn instead of at the beginning of first bb.
5070 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5072 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5073 Remove the word "see" before "@pxref".
5074 * doc/rtl.texi: Remove the word "see" before "@pxref".
5076 2011-01-01 Jan Hubicka <jh@suse.cz>
5078 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5081 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5084 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5087 Copyright (C) 2011 Free Software Foundation, Inc.
5089 Copying and distribution of this file, with or without modification,
5090 are permitted in any medium without royalty provided the copyright
5091 notice and this notice are preserved.