1 2012-01-10 Joseph Myers <joseph@codesourcery.com>
5 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
8 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
9 zero extend count after the correction to it is done.
10 (doloop_optimize): Update call to doloop_modify, don't zero extend
13 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
18 (doloop_optimize): Update call to doloop_modify.
20 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
22 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing
25 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
27 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Check that the
28 purported sigacthandler address isn't null before dereferencing it.
29 (sparc_is_sighandler): Likewise.
31 2012-01-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
33 Backport from mainline
34 2011-11-04 Jiangning Liu <jiangning.liu@arm.com>
36 PR rtl-optimization/38644
37 * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
38 for epilogue having stack adjustment.
40 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
43 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove SAVPC and
44 add CFA. Revert back to old code for Solaris 8+ multi-threaded.
45 (sparc_is_sighandler): Likewise.
46 (MD_FALLBACK_FRAME_STATE_FOR): Adjust call to IS_SIGHANDLER.
48 2012-01-06 Eric Botcazou <ebotcazou@adacore.com>
50 Backport from mainline
51 2012-01-06 Arnaud Charlet <charlet@adacore.com>
53 * c-decl.c (ext_block): Moved up.
54 (collect_all_refs, for_each_global_decl): Take ext_block into account.
56 2012-01-06 Richard Sandiford <richard.sandiford@linaro.org>
59 * expr.h (copy_blkmode_to_reg): Declare.
60 * expr.c (copy_blkmode_to_reg): New function.
61 (expand_assignment): Don't expand register RESULT_DECLs before
62 the lhs. Use copy_blkmode_to_reg to copy BLKmode values into a
64 (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
66 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
68 PR tree-optimization/51315
69 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
70 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
72 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
74 PR tree-optimization/51624
75 * tree-sra.c (build_ref_for_model): When replicating a chain of
76 COMPONENT_REFs, stop as soon as the offset would become negative.
78 2012-01-04 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/49651
81 * tree-ssa-structalias.c (type_can_have_subvars): New function.
82 (var_can_have_subvars): Use it.
83 (get_constraint_for_1): Only consider subfields if there
86 2012-01-03 Sandra Loosemore <sandra@codesourcery.com>
88 Backport from mainline:
89 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
91 * doc/invoke.texi (-flto and related options): Copy-edit.
93 2012-01-03 Richard Guenther <rguenther@suse.de>
95 Backport from mainline
96 2011-11-10 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/51042
99 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
100 self-referential expressions. Refactor code to avoid duplication.
102 2012-01-03 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/51070
105 * tree-loop-distribution.c (generate_builtin): Do not replace
106 the loop with a builtin if the partition contains statements which
107 results are used outside of the loop.
108 (stmt_has_scalar_dependences_outside_loop): Properly handle calls.
110 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
112 Backport from the mainline
113 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
115 * config/rs6000/rs6000.c (rs6000_inner_target_options): Fix thinko
116 in setting options via target #pragma or attribute.
118 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
120 Backport from mainline
121 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
124 * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call
125 unlikely_text_section_p. Instead check for being in a code
128 2011-12-23 Richard Guenther <rguenther@suse.de>
130 PR rtl-optimization/50396
131 * simplify-rtx.c (simplify_binary_operation_1): Properly
132 guard code that only works for integers.
134 2011-12-22 Doug Kwan <dougkwan@google.com>
136 Backport from mainline
137 2011-03-23 Julian Brown <julian@codesourcery.com>
139 * expr.c (expand_expr_real_1): Only use BLKmode for volatile
140 accesses which are not naturally aligned.
142 2011-11-20 Joey Ye <joey.ye@arm.com>
144 * expr.c (expand_expr_real_1): Correctly handle strict volatile
145 bitfield loads smaller than mode size.
147 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
150 * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
153 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
156 * arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a
157 weak function on bare-metal EABI targets.
159 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
161 Backport from mainline
162 2011-12-21 Richard Guenther <rguenther@suse.de>
165 * tree-outof-ssa.c (insert_value_copy_on_edge): Use the
166 mode of the pseudo as destination mode. Only assert that
167 is equal to the promoted mode of the decl if it is a REG.
169 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
171 * config/alpha/linux-unwind.h: Update copyright years.
172 (MD_FROB_UPDATE_CONTEXT): New define.
173 (alpha_frob_update_context): New function.
175 2011-12-19 Martin Jambor <mjambor@suse.cz>
177 PR tree-optimization/51583
178 * tree-sra.c (load_assign_lhs_subreplacements): Call
179 force_gimple_operand_gsi when necessary also in case of no
180 corresponding replacement on the RHS.
182 2011-12-16 Eric Botcazou <ebotcazou@adacore.com>
184 * config/sparc/sparc.md (UNSPEC_FRAME_BLOCKAGE): New constant.
185 (frame_blockage): New expander.
186 (frame_blockage<P:mode>): New instruction.
187 * config/sparc/sparc.c (sparc_expand_prologue): When the sequence of
188 instructions establishing the frame isn't atomic, emit frame blockage.
190 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
192 Backport from mainline.
193 2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
195 PR rtl-optimization/49720
196 * simplify-rtx.c (simplify_relational_operation_1): Detect
197 infinite recursion condition in "(eq/ne (plus x cst1) cst2)
198 simplifies to (eq/ne x (cst2 - cst1))" case.
200 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
202 Backport from mainline.
203 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
205 * config/i386/freebsd.h (TARGET_ASM_FILE_END): Define.
207 2011-12-13 Eric Botcazou <ebotcazou@adacore.com>
209 * lto-streamer-out.c (write_symbol): Use proper 64-bit host type.
210 * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets.
211 * lto-streamer-in.c (lto_read_body): Likewise.
212 (lto_input_toplevel_asms): Likewise.
213 * lto-section-in.c (lto_create_simple_input_block): Likewise.
214 * lto-opts.c (lto_read_file_options): Likewise.
215 * ipa-prop.c (ipa_prop_read_section): Likewise.
217 * df.h (DF_NOTE): Fix typo in comment.
219 2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
221 * regmove.c (fixup_match_2): Only access call_used_regs with hard
224 2011-12-12 Jakub Jelinek <jakub@redhat.com>
227 * calls.c (internal_arg_pointer_based_exp_scan): Don't use
228 VEC_safe_grow_cleared if idx is smaller than VEC_length.
230 Backported from mainline
231 2011-12-11 Jakub Jelinek <jakub@redhat.com>
233 PR tree-optimization/51485
234 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
237 2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
239 PR tree-optimization/50569
240 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
241 in the expression of MODEL instead of just the last one.
243 2011-12-09 Michael Meissner <meissner@the-meissners.org>
245 Backport from mainline
246 2011-12-09 Michael Meissner <meissner@the-meissners.org>
248 PR rtl-optimization/51469
249 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
250 indirect function, mark the symbol as non-local.
252 2011-12-09 Jakub Jelinek <jakub@redhat.com>
254 Backport from mainline
255 2011-12-08 Jakub Jelinek <jakub@redhat.com>
257 PR tree-optimization/51466
258 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
261 2011-11-28 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/50078
264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
265 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
267 2011-12-09 Kazu Hirata <kazu@codesourcery.com>
269 Backport from mainline:
271 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
274 * config/arm/arm.md (*minmax_arithsi): Always require the else
275 clause in the MINUS case.
277 2011-12-08 Teresa Johnson <tejohnson@google.com>
279 Backport from mainline:
281 2011-08-05 Uros Bizjak <ubizjak@gmail.com>
283 * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint
284 instead of "!m" for operand 0, alternative 4.
285 (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
287 2011-12-08 Jakub Jelinek <jakub@redhat.com>
289 Backport from mainline
290 2011-12-05 Jakub Jelinek <jakub@redhat.com>
293 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
294 for debug info if scope is file_scope.
297 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
298 relayout_decl instead of layout_decl.
300 2011-12-05 Jakub Jelinek <jakub@redhat.com>
301 Eric Botcazou <ebotcazou@adacore.com>
305 * calls.c (internal_arg_pointer_exp_state): New variable.
306 (internal_arg_pointer_based_exp_1,
307 internal_arg_pointer_exp_scan): New functions.
308 (internal_arg_pointer_based_exp): New function.
309 (mem_overlaps_already_clobbered_arg_p): Use it.
310 (expand_call): Free internal_arg_pointer_exp_state.cache vector
311 and clear internal_arg_pointer_exp_state.scan_start.
313 2011-11-30 Jakub Jelinek <jakub@redhat.com>
315 PR rtl-optimization/48721
316 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
317 reg_pending_barrier to TRUE_BARRIER.
319 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
322 * calls.c (mem_overlaps_already_clobbered_arg_p):
323 Return false if no outgoing arguments have been stored so far.
325 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
327 PR tree-optimization/51315
328 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
329 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
330 MEM_REFs and use get_object_or_type_alignment for them.
331 (build_accesses_from_assign): Adjust for above change.
332 (access_precludes_ipa_sra_p): Likewise.
334 2011-12-06 Martin Jambor <mjambor@suse.cz>
336 Backport from mainline:
338 2011-12-02 Martin Jambor <mjambor@suse.cz>
340 PR tree-optimization/50622
341 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
342 if both lacc and racc are grp_partial_lhs.
344 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
346 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
349 2011-12-06 Alan Modra <amodra@gmail.com>
352 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
353 Do not mark r11 setup as frame-related. Pass correct offset to
354 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
355 arguments. Correct sp_offset. Remove "offset" fudge from
356 in-line rs6000_frame_related call. Rename misleading variable.
357 Fix comments and whitespace. Tidy some expressions.
358 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
359 to r11 in out-of-line case. Correct sp_offset. Pass correct
360 offset to rs6000_emit_savres_rtx. Rename misleading variable.
361 Fix comments and whitespace. Tidy some expressions.
362 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
363 adjustment when !saving_GPRs_inline. Correct register mode
364 used in address calcs.
365 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
366 !restoring_GPRs_inline.
368 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
371 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
372 parameter as long long.
374 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
378 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
379 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
381 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
382 insn condition to !AVR_HAVE_8BIT_SP.
383 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
384 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
385 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
386 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
387 AT86RF401 have a 16-bit SP (their manual is bogus).
389 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
391 Backport from mainline:
393 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
396 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
397 (cached_dw_loc_list_def): New structure.
398 (cached_dw_loc_list): New typedef.
399 (cached_dw_loc_list_table): New variable.
400 (cached_dw_loc_list_table_hash): New function.
401 (cached_dw_loc_list_table_eq): Likewise.
402 (add_location_or_const_value_attribute): Take a bool cache_p.
403 Cache the list when the parameter is true.
404 (gen_formal_parameter_die): Update caller.
405 (gen_variable_die): Likewise.
406 (dwarf2out_finish): Likewise.
407 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
408 while generating debug info for the decl.
409 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
410 (dwarf2out_init): Initialize cached_dw_loc_list_table.
411 (resolve_addr): Cache the result of resolving a chain of
414 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
417 * i386.c (distance_non_agu_define): Fix insn attr check.
419 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
421 * configure: Regenerate.
423 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
425 PR rtl-optimization/51187
426 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
427 is a barrier between the jump and its target label.
429 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
432 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
433 overlap of src and dest operands.
435 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
438 * configure.ac: Remove ranlib special-casing for Darwin.
439 * configure: Regenerate.
441 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
442 Bernd Schmidt <bernds@coudesourcery.com>
443 Sebastian Huber <sebastian.huber@embedded-brains.de>
446 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
447 the base reg is stored iff compiling for Thumb1.
449 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
452 Backport from mainline r180523
453 * config/darwin.c (top level): Amend comments concerning LTO output.
454 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
455 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
456 (LTO_NAMES_SECTION): Rename.
457 (darwin_asm_named_section): Record LTO section counts and switches
458 in a vec of darwin_lto_section_e.
459 (darwin_file_start): Remove unused code.
460 (darwin_file_end): Put an LTO section termination label. Handle
461 output of the wrapped LTO sections, index and names table.
463 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
466 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
467 Only expand a symbol ref. into an access when the entity is defined
470 2011-11-10 Jakub Jelinek <jakub@redhat.com>
473 * tree-object-size.c (addr_object_size): Check TREE_CODE of
474 MEM_REF's operand rather than code of the MEM_REF itself.
476 2011-11-07 Alan Modra <amodra@gmail.com>
479 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
482 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
485 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
487 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
489 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
492 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
494 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
497 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
498 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
500 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
503 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
504 (movsf_insn_no_fpu): Likewise.
505 (movdf_insn_sp32): Likewise.
506 (movdf_insn_sp32_no_fpu): Likewise.
507 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
508 (movdf_insn_sp32_v9_no_fpu): Likewise.
509 (movdf_insn_sp64): Likewise.
510 (movdf_insn_sp64_no_fpu): Likewise.
511 (movtf_insn_sp32): Likewise.
512 (movtf_insn_sp32_no_fpu): Likewise.
513 (movtf_insn_sp64): Likewise.
514 (movtf_insn_sp64_hq): Likewise.
515 (movtf_insn_sp64_no_fpu): Likewise.
517 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
519 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
520 NULL for a jump that is a cc0 insn, pick the previous insn for
523 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (splitters for int-float conversion): Use
526 SUBREG_REG on SUBREGs in splitter constraints.
528 2011-11-01 Julian Brown <julian@codesourcery.com>
530 PR rtl-optimization/47918
531 * reload1.c (set_initial_label_offsets): Use initial offsets
532 for labels on the nonlocal_goto_handler_labels chain.
534 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
537 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
538 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
539 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
541 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
545 constraints. Change alternative 1 to "x,m,1".
547 2011-10-26 Jakub Jelinek <jakub@redhat.com>
549 * BASE-VER: Set to 4.6.3.
550 * DEV-PHASE: Set to prerelease.
552 2011-10-26 Release Manager
554 * GCC 4.6.2 released.
556 2011-10-25 Kai Tietz <ktietz@redhat.com>
558 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
559 Use for 32-bit frame-pointer, if setjmp is used.
561 2011-10-24 Jakub Jelinek <jakub@redhat.com>
564 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
565 -gdwarf-4 or not -gstrict-dwarf.
567 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
570 Backport from mainline r180385
571 * doc/extend.texi (Declaring Attributes of Functions):
572 Document OS_main and OS_task attributes.
573 (Specifying Attributes of Variables): Move up
574 subsection "AVR Variable Attributes" as of alphabetical order.
576 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
579 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
580 handling and indirect jump/calls on devices > 128k.
582 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
586 Remove (match_dup 0).
588 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
591 Backport from Mainline r180299.
592 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
593 (__tablejump__): Consistently use EIND for indirect jump/call.
594 (__tablejump_elpm__): Ditto.
596 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
599 Backport from mainline.
600 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
602 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
605 2011-10-19 Jakub Jelinek <jakub@redhat.com>
607 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
608 second argument instead of mode.
611 Backport from mainline
612 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
616 * tree-sra.c (build_ref_for_model): Use the type of the field as
617 the type of the COMPONENT_REF.
619 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
620 Eric Botcazou <ebotcazou@adacore.com>
623 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
624 fs->signal_frame to 1.
626 2011-10-14 Richard Guenther <rguenther@suse.de>
628 Backport from mainline
629 2011-10-14 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/50723
632 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
634 2011-10-13 Richard Guenther <rguenther@suse.de>
636 PR tree-optimization/50712
637 * ipa-split.c (split_function): Always re-gimplify parameters
638 when they are not gimple vals before passing them. Properly
639 check for type compatibility.
641 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
643 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
644 * config/sparc/sparc.opt (mfix-at697f): New option.
645 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
646 (sparc_reorg): New function.
648 2011-10-12 Steve Ellcey <sje@cup.hp.com>
651 Backport from Mainline 179472.
652 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
653 (gcc_cv_ld_static_option): Ditto.
654 (gcc_cv_ld_dynamic_option): Ditto.
655 * configure: Regenerate.
657 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
659 PR tree-optimization/50189
660 * tree-vrp.c (extract_range_from_assert): Use the type of
661 the variable, not the limit.
663 2011-10-12 Richard Guenther <rguenther@suse.de>
665 PR tree-optimization/50700
666 * tree-object-size.c (addr_object_size): Simplify and treat
667 MEM_REF bases consistently.
669 2011-10-12 Joseph Myers <joseph@codesourcery.com>
672 * convert.c (convert_to_integer): Do not narrow operands of
675 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
678 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
679 (mov<F:mode>cc): Likewise.
681 2011-10-11 Nick Clifton <nickc@redhat.com>
684 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
685 df_get_live_out instead of accessing the bitmaps directly.
686 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
687 df_live_add_problem and df_analyze.
689 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
692 Backport from Mainline r179737.
693 * config/avr/avr-devices.c (avr_mcu_types): Set
694 .data_section_start of atmega164a to 0x100.
696 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
699 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
701 2011-10-06 Jakub Jelinek <jakub@redhat.com>
703 * tree.h (avoid_folding_inline_builtin): New prototype.
704 * builtins.c (avoid_folding_inline_builtin): No longer static.
705 * gimple-fold.c (gimple_fold_builtin): Give up if
706 avoid_folding_inline_builtin returns true.
708 PR tree-optimization/49279
709 * tree-ssa-structalias.c (find_func_aliases): Don't handle
712 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
714 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
715 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
717 2011-10-03 Jakub Jelinek <jakub@redhat.com>
718 Ian Lance Taylor <iant@google.com>
720 * godump.c (go_output_typedef): Support printing enum values that
721 don't fit in a signed HOST_WIDE_INT.
723 2011-09-30 Jakub Jelinek <jakub@redhat.com>
726 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
727 input constraints allow mem and not reg, pass true instead of
728 false as second argument to maybe_fold_reference.
730 2011-09-30 Jakub Jelinek <jakub@redhat.com>
731 Richard Guenther <rguenther@suse.de>
733 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
734 handling of BUILT_IN_STRNCAT.
735 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
736 and BUILT_IN_STRNCAT.
738 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
740 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
742 (remove_duplicate_close_phi): Detect and repair creation of
743 duplicate close-phis for a containing loop.
745 2011-09-26 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/50472
748 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
751 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
753 PR tree-optimization/50413
754 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
755 a basic block if one of its data-refs can't be analyzed.
757 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
759 PR tree-optimization/50412
760 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
761 accesses that require epilogue loop if vectorizing outer loop.
763 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
766 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
767 to register_operand and operand 2 predicate to nonimmediate_operand.
768 (xop_pcmov_<mode>256): Ditto.
769 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
770 xop_pcmov, force op_true to register. Also, force op_false to
771 register if it doesn't satisfy nonimmediate_operand predicate.
773 2011-09-19 Alan Modra <amodra@gmail.com>
774 Michael Meissner <meissner@linux.vnet.ibm.com>
777 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
778 load of the indirect function's TOC from the call to prevent the
779 compiler from moving the load of the new TOC above code that
780 references the current function's TOC.
781 (call_indirect_aix64): Ditto.
782 (call_value_indirect_aix32): Ditto.
783 (call_value_indirect_aix64): Ditto.
784 (call_indirect_nonlocal_aix32_internal): Ditto.
785 (call_indirect_nonlocal_aix32): Ditto.
786 (call_indirect_nonlocal_aix64_internal): Ditto.
787 (call_indirect_nonlocal_aix64): Ditto.
788 (call_value_indirect_nonlocal_aix32_internal): Ditto.
789 (call_value_indirect_nonlocal_aix32): Ditto.
790 (call_value_indirect_nonlocal_aix64_internal): Ditto.
791 (call_value_indirect_nonlocal_aix64): Ditto.
793 2011-09-19 Martin Jambor <mjambor@suse.cz>
796 * ipa-split.c (split_function): Do not change signature if it is
797 not possible or there are attribute types.
799 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
800 Iain Sandoe <developer@sandoe-acoustics.co.uk>
803 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
804 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
806 2011-09-14 Diego Novillo <dnovillo@google.com>
808 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
809 local variable ORIG_SCALAR_STMT.
811 2011-09-08 Martin Jambor <mjambor@suse.cz>
813 Backport from mainline
814 2011-09-07 Martin Jambor <mjambor@suse.cz>
816 PR tree-optimization/49911
817 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
818 enumerations to the corresponding plain integer type.
820 2011-09-08 Richard Guenther <rguenther@suse.de>
822 Backport from mainline
823 2011-07-04 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/49518
826 PR tree-optimization/49628
827 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
828 irrelevant data-references.
830 2011-09-08 Richard Guenther <rguenther@suse.de>
832 Backport from mainline
833 2011-08-23 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/50162
836 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
838 2011-09-08 Richard Guenther <rguenther@suse.de>
840 Backport from mainline
841 2011-05-05 Michael Matz <matz@suse.de>
843 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
844 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
845 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
846 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
847 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
848 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
849 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
850 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
851 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
852 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
853 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
854 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
855 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
856 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
857 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
858 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
860 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
861 Iain Sandoe <iains@gcc.gnu.org>
863 Backport from mainline (restore powerpc-darwin Ada bootstrap).
864 * config/rs6000/rs6000.c (compute_save_world_info): Test
865 cfun->has_nonlocal_label to determine if the out-of-line save
866 world call may be used.
868 2011-09-08 Jakub Jelinek <jakub@redhat.com>
871 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
872 code early if TARGET_AVX.
873 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
875 2011-09-06 Martin Jambor <mjambor@suse.cz>
878 2011-09-02 Martin Jambor <mjambor@suse.cz>
880 * ipa-split.c (split_function): Do not skip any arguments if
881 can_change_signature is set or there are function type attributes.
883 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
886 Backport from mainline r178528
887 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
888 that contain global register variable.
890 2011-09-02 Martin Jambor <mjambor@suse.cz>
893 * ipa-split.c (split_function): Do not skip any arguments if
894 can_change_signature is set or there are function type attributes.
896 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
898 PR tree-optimization/50178
899 * tree-vect-stmts.c (vectorizable_call): Update the related
900 pattern statement before deleting the original call.
901 (vect_transform_stmt): Don't expect the related pattern statement
902 to match the original statement after transformation.
904 2011-08-29 Richard Guenther <rguenther@suse.de>
907 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
909 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
913 (vec_extract_lo_v16hi): Ditto.
914 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
915 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
918 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
922 when all outputs are unused.
923 (sse4_2_pcmpistr): Ditto.
925 2011-08-26 Jakub Jelinek <jakub@redhat.com>
928 * c-typeck.c (c_process_expr_stmt): Skip over nops and
929 call mark_exp_read even if exprv is ADDR_EXPR.
931 2011-08-20 Jakub Jelinek <jakub@redhat.com>
933 PR tree-optimization/48739
934 * tree-ssa.c: Include cfgloop.h.
935 (execute_update_addresses_taken): When updating ssa, if in
936 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
938 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
940 2011-08-18 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
944 on the result before returning it.
946 2011-08-16 Liang Wang <lwang1@marvell.com>
948 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
949 ggc_alloc_zone_vec_rtvec_def.
951 2011-08-12 Nick Clifton <nickc@redhat.com>
953 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
955 * doc/md.texi (cmpstrn): Note that the comparison stops if both
956 fetched bytes are zero.
958 (cmpmem): Note that the comparison does not stop if both of the
959 fetched bytes are zero.
961 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
963 * config/rx/rx.md (movsicc): Allow register to register
965 (*movsicc): Likewise.
966 (*stcc): Restrict this pattern to EQ and NE compares.
967 (*stcc_reg): New pattern. Works for any comparison but only for
970 2011-08-10 DJ Delorie <dj@redhat.com>
972 * expr.c (expand_expr_addr_expr_1): Detect a user request for
973 a local frame in a naked function, and produce a suitable
974 error for that specific case.
976 2011-08-09 Martin Jambor <mjambor@suse.cz>
979 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
982 2011-08-09 Nick Clifton <nickc@redhat.com>
984 * config/rx/rx.md: Disable extender peepholes at -O3.
986 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
989 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
990 (TARGET_INSTANTIATE_DECLS): New define.
992 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
994 Backport from mainline
995 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
997 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
999 * doc/invoke.texi: Document core-avx-i.
1001 2011-08-03 Jakub Jelinek <jakub@redhat.com>
1003 PR tree-optimization/49948
1004 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
1006 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
1008 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
1009 (stack_protect_test): The pattern compares ptr_mode value.
1011 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
1014 * config/i386/i386.md (strset): Do not expand strset_singleop
1015 when %eax or $edi are fixed.
1016 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
1017 (*strsetsi_1): Ditto.
1018 (*strsethi_1): Ditto.
1019 (*strsetqi_1): Ditto.
1020 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
1021 (*rep_stossi): Ditto.
1022 (*rep_stosqi): Ditto.
1023 (*strlenqi_1): Ditto.
1024 (cmpstrnsi): Also fail when %ecx is fixed.
1025 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
1026 (*cmpstrnqi_1): Ditto.
1027 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
1028 (*strmovsi_1): Ditto.
1029 (*strmovhi_1): Ditto.
1030 (*strmovqi_1): Ditto.
1031 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
1032 (*rep_movsi): Ditto.
1033 (*rep_movqi): Ditto.
1035 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
1038 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
1039 Disable instruction scheduling for non-ColdFire targets.
1040 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
1042 2011-07-29 Jakub Jelinek <jakub@redhat.com>
1046 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
1047 in nested parallel and outer is a gimple_reg, mark it as addressable
1048 and set its bit in task_shared_vars bitmap too.
1050 2011-07-29 Wei Guozhi <carrot@google.com>
1052 Backport from mainline
1053 2011-07-29 Wei Guozhi <carrot@google.com>
1055 PR rtl-optimization/49799
1056 * combine.c (make_compound_operation): Check if the bit field is valid
1057 before change it to bit field extraction.
1059 2011-07-28 Jakub Jelinek <jakub@redhat.com>
1062 * dwarf2out.c (size_of_die, value_format, output_die): Use
1063 DW_FORM_udata instead of DW_FORM_data[48] for
1064 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
1066 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
1068 Backport from mainline
1069 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
1074 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1076 Backport from mainline:
1077 2011-07-26 Martin Jambor <mjambor@suse.cz>
1079 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
1080 return false for invariants.
1082 2011-07-27 Jakub Jelinek <jakub@redhat.com>
1085 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
1086 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
1087 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
1088 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
1089 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
1090 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
1091 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
1092 *sibcall_value_pop_1, *call_value_1_vzeroupper,
1093 *call_value_1, *sibcall_value_1_vzeroupper,
1094 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
1095 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
1096 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
1097 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
1099 Backport from mainline
1100 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/constraints.md (z): New constraint.
1104 2011-07-25 Andrew Pinski <apinski@cavium.com>
1107 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
1108 TREE_THIS_NOTRAP into the inner most MEM_REF.
1109 Always copy TREE_THIS_VOLATILE.
1110 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
1111 arguments are not volatile references.
1113 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
1116 Backport from mainline r176756
1117 2011-07-25 Georg-Johann Lay
1118 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
1119 shift counter for x << x and x >> x shifts.
1121 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
1123 * config.gcc (x86_64-*-linux*): Set
1124 default_gnu_indirect_function to yes.
1126 2011-07-22 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/45819
1129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
1130 preserve volatile and notrap flags.
1132 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
1134 Backport from mainline
1135 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
1139 general register to memory for !TARGET_INTER_UNIT_MOVES.
1141 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1143 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
1144 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
1146 2011-07-19 Jakub Jelinek <jakub@redhat.com>
1148 PR tree-optimization/49768
1149 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
1150 if offset is smaller than bitoffset, but offset+size is bigger
1153 2011-07-18 Jakub Jelinek <jakub@redhat.com>
1156 * tree.c (build_common_builtin_nodes): Register
1157 __builtin_return_address, __cyg_profile_func_enter
1158 and __cyg_profile_func_exit.
1160 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * config.gcc: Obsolete i[3456x]86-*-netware*.
1164 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1168 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1170 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
1173 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
1176 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
1178 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
1180 PR tree-optimization/49725
1181 Backport from mainline
1182 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
1184 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
1185 a zero minimum index only if it is redundant.
1187 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1190 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
1192 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1194 Backport from mainline:
1195 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1197 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
1198 (asm_file_start): Remove.
1199 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
1200 free_bb_for_insn around code that modifies insns before
1201 restarting df analysis.
1203 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1205 Backport from mainline:
1206 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1209 * config/sol2.h (LIB_SPEC): Simplify.
1210 Move LIB_THREAD_LDFLAGS_SPEC ...
1211 (LINK_SPEC): ... here.
1213 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
1215 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
1217 2011-07-14 Andrew Pinski <pinskia@gmail.com>
1220 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
1221 Use fold_build2_loc instead of build2.
1222 Use the correct type for the new tree.
1224 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
1227 Backport from mainline r176276
1228 2011-07-14 Georg-Johann Lay
1229 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
1231 (*rotw<mode>): Use const_int_operand for operand2.
1232 Use match_scatch for operand3.
1233 (*rotb<mode>): Ditto
1234 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
1236 2011-07-14 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/49651
1239 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1240 handle dereferences with subvariables.
1242 2011-07-11 Martin Jambor <mjambor@suse.cz>
1244 PR tree-optimization/49094
1245 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
1246 (build_accesses_from_assign): Use it.
1248 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
1251 Backport from mainline r176141
1252 2011-07-11 Georg-Johann Lay
1253 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
1254 offsets 1..5 set cc0 in a usable way.
1256 2011-07-08 Jakub Jelinek <jakub@redhat.com>
1259 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
1260 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
1262 * config/rs6000/vector.md (vector_select_<mode>,
1263 vector_select_<mode>_uns): Change second operand of NE to
1264 CONST0_RTX (<MODE>mode) instead of const0_rtx.
1265 * config/rs6000/altivec.md (*altivec_vsel<mode>,
1266 *altivec_vsel<mode>_uns): Expect second operand of NE to be
1267 zero_constant of the corresponding vector mode.
1268 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
1271 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1274 Backport from mainline SVN 176053.
1275 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1276 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1277 In particular, allow 8-bit values in r28 and r29.
1278 (avr_hard_regno_scratch_ok): Disallow any register that might be
1279 part of the frame pointer.
1280 (avr_hard_regno_rename_ok): Same.
1281 (avr_legitimate_address_p): Don't allow SUBREGs.
1283 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
1286 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
1287 MASK_V8PLUS, remove commented out flag and reorder.
1289 Backport from mainline
1290 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1292 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
1293 (TARGET_64BIT_DEFAULT): Define.
1294 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
1296 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
1298 2011-07-07 Jakub Jelinek <jakub@redhat.com>
1301 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
1302 one non-complex and one complex argument, call c_save_expr on both
1306 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
1307 referencing debug insns that have been reset.
1308 (dead_debug_insert_before): Don't assert reg is non-NULL,
1309 instead return immediately if it is NULL.
1312 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
1313 operands and last COMPONENT_REF operand call gimplify_expr on it
1316 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1318 Backport from mainline.
1319 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1322 * config/arm/predicates.md (add_operator): New.
1323 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1326 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1328 PR tree-optimization/49618
1329 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1330 For DECL_WEAK decls return true.
1332 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1334 PR rtl-optimization/49619
1335 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1336 pass VOIDmode as op0_mode to recursive call.
1338 PR rtl-optimization/49472
1339 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1340 negating MULT, negate the second operand instead of first.
1341 (simplify_binary_operation_1) <case MULT>: If one operand is
1342 a NEG and the other is MULT, don't attempt to optimize by
1343 negation of the MULT operand if it only moves the NEG operation
1346 Backported from mainline
1347 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1350 * dwarf2out.c (native_encode_initializer): Decrement count in each
1353 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1355 Backport from mainline
1356 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1359 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1360 instead of TREE_READONLY.
1362 2011-07-04 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/49615
1365 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1366 basic-block index check.
1368 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1370 PR tree-optimization/49572
1371 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1372 type of the RHS instead of that of the LHS for the expression type.
1374 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1376 Backport from mainline
1378 (avr_section_type_flags): For data in ".progmem.data", remove
1379 section flag SECTION_WRITE.
1381 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1383 Backport from mainline
1385 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1386 about uninitialized data attributed 'progmem' from here...
1387 (avr_encode_section_info): ...to this new function.
1388 (TARGET_ENCODE_SECTION_INFO): New define.
1390 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1392 Backport from mainline
1393 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1395 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1397 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1399 (TARGET_AVX128_OPTIMAL): New definition.
1400 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1401 X86_TUNE_AVX128_OPTIMAL entry.
1402 (ix86_option_override_internal): Enable the generation
1403 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1404 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1405 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1407 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1409 Backport from mainline
1410 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1412 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1413 * config/i386/sse.md: Add n to negated FMA pattern names.
1415 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1417 PR tree-optimization/49539
1418 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1419 names by means of stmt_references_abnormal_ssa_name.
1420 (associate_plusminus): Call can_propagate_from before propagating
1421 from definition statements.
1423 2011-06-29 Martin Jambor <mjambor@suse.cz>
1425 Backport from mainline
1426 2011-06-24 Martin Jambor <mjambor@suse.cz>
1428 PR tree-optimizations/49516
1429 * tree-sra.c (sra_modify_assign): Choose the safe path for
1430 aggregate copies if we also did scalar replacements.
1432 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1434 Backport from mainline
1435 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1438 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1439 (avx256_split_unaligned_store): New definition.
1440 (ix86_option_override_internal): Enable avx256 unaligned load/store
1441 splitting only when avx256_split_unaligned_load/store is set.
1443 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1445 Backport from mainline
1446 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/i386.c (flag_opts): Fix a typo in
1449 -mavx256-split-unaligned-store.
1451 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1453 Backport from mainline
1454 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1456 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1457 unaligned 256bit load/store.
1458 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1459 (*avx_movdqu<avxmodesuffix>): Likewise.
1461 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1463 Backport from mainline
1464 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1466 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1467 and -mavx256-split-unaligned-store.
1468 (ix86_option_override_internal): Split 32-byte AVX unaligned
1469 load/store by default.
1470 (ix86_avx256_split_vector_move_misalign): New.
1471 (ix86_expand_vector_move_misalign): Use it.
1473 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1474 -mavx256-split-unaligned-store.
1476 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1477 256bit load/store. Generate unaligned store on misaligned memory
1479 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1481 (*avx_movdqu<avxmodesuffix>): Likewise.
1483 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1484 -mavx256-split-unaligned-store.
1486 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1488 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1490 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1492 Backport from mainline
1493 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1495 PR rtl-optimization/49014
1496 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1498 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1500 Backport from mainline
1501 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1504 * cfgloop.h (loop_has_exit_edges): New helper.
1505 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1507 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1508 that have no exit edges.
1510 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1513 * config/darwin.c (darwin_mergeable_string_section): Place string
1514 constants in '.cstring' rather than '.const' when CF/NSStrings are
1517 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1519 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1520 forward scan as well.
1522 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1524 * BASE-VER: Set to 4.6.2.
1525 * DEV-PHASE: Set to prerelease.
1527 2011-06-27 Release Manager
1529 * GCC 4.6.1 released.
1531 2011-06-21 Alan Modra <amodra@gmail.com>
1533 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1534 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1536 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1538 Backport from mainline.
1539 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1542 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1543 correctly for the case with Quad vectors.
1545 2011-06-20 Alan Modra <amodra@gmail.com>
1547 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1548 of toc-relative address in CONST.
1549 (rs6000_delegitimize_address): Recognize changed address.
1550 (rs6000_legitimize_reload_address): Likewise.
1551 (rs6000_emit_move): Don't force these constants to memory.
1552 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1553 toc-relative address in CONST.
1554 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1555 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1557 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1560 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1561 last_arg_constant and last argument doesn't match its predicate,
1562 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1563 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1564 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1565 spelling of error message.
1566 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1567 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1568 const_0_to_255_operand instead of const_int_operand.
1570 2011-06-17 Richard Henderson <rth@redhat.com>
1572 Backport from mainline
1573 2011-03-22 Richard Henderson <rth@redhat.com>
1575 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1577 2011-06-17 Richard Guenther <rguenther@suse.de>
1579 Backport from mainline
1580 2011-05-23 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/49115
1583 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1584 is not necessarily carried out, do not claim it kills the ref.
1585 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1587 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1589 Backport from mainline
1590 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1592 PR rtl-optimization/48542
1593 * reload.c (find_equiv_reg): Stop looking when finding a
1595 * reload1.c (reload_as_needed): Invalidate all reload
1596 registers when crossing a setjmp-type call.
1598 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1600 Backport form main line
1601 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1604 * config/sh/sh.md (UNSPEC_CHKADD): New.
1605 (chk_guard_add): New define_insn_and_split.
1606 (symGOT_load): Use chk_guard_add instead of blockage.
1608 2011-06-16 Martin Jambor <mjambor@suse.cz>
1610 Backported from mainline
1611 2011-06-15 Martin Jambor <mjambor@suse.cz>
1613 PR tree-optimization/48613
1614 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1615 ipa_node_params_vector is NULL.
1617 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1619 PR tree-optimization/49419
1620 * tree-vrp.c (execute_vrp): Call init_range_assertions
1621 before estimate_numbers_of_iterations, call
1622 free_number_of_iterations_estimates before calling
1623 remove_range_assertions.
1625 Backported from mainline
1626 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1629 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1630 with a set of similar patterns, where the MATCH_OPERAND for the
1631 function argument is replaced with individual references to hardware
1633 (save_fpregs_<mode>): Ditto
1634 (restore_gpregs_<mode>): Ditto
1635 (return_and_restore_gpregs_<mode>): Ditto
1636 (return_and_restore_fpregs_<mode>): Ditto
1637 (return_and_restore_fpregs_aix_<mode>): Ditto
1639 2011-06-14 Richard Henderson <rth@redhat.com>
1642 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1643 (based_loc_descr): Assert it's true.
1644 (compute_frame_pointer_to_fb_displacement): Set it,
1645 rather than aborting immediately.
1647 2011-06-14 Richard Henderson <rth@redhat.com>
1649 Backport from mainline
1650 2011-03-22 Richard Henderson <rth@redhat.com>
1652 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1653 (avr_incoming_return_addr_rtx): New.
1654 (emit_push_byte): New.
1655 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1656 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1657 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1658 (emit_pop_byte): New.
1659 (expand_epilogue): Use it. Pop frame pointer by bytes.
1660 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1661 (INCOMING_RETURN_ADDR_RTX): New.
1662 (INCOMING_FRAME_SP_OFFSET): New.
1663 (ARG_POINTER_CFA_OFFSET): New.
1664 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1665 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1668 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1671 * tree.h (DECL_NONSHAREABLE): Define.
1672 (struct tree_decl_common): Change decl_common_unused to
1673 decl_nonshareable_flag.
1674 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1675 Ignore vars with DECL_NONSHAREABLE bit set.
1676 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1677 on stores to automatic aggregate vars.
1679 PR rtl-optimization/49390
1681 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1683 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1686 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1689 (*vec_dupv2df): Rename from vec_dupv2df.
1690 (vec_dupv2df): New expander.
1692 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1694 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1696 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1698 Backport from mainline
1699 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1702 unknown Intel family 0x6 CPUs.
1704 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1706 Backport from mainline
1707 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1711 needed when original operands are used for msw_skip comparison.
1713 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1715 PR gcov-profile/49299
1716 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1718 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1720 Backport from mainline
1721 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1723 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1726 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1729 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1730 if stmt folded into nothing.
1731 * tree-inline.c (fold_marked_statements): If a builtin at the
1732 end of a bb folded into nothing, just update cgraph edges
1733 and move to next bb.
1734 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1735 to be NULL. Don't compute count and frequency if new_call is NULL.
1737 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1739 * longlong.h (smul_ppmm): The resulting register pair contains the
1740 higher order word first.
1742 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1744 PR tree-optimization/49243
1745 * calls.c (setjmp_call_p): Also check if fndecl has the
1746 returns_twice attribute.
1748 2011-06-06 Richard Guenther <rguenther@suse.de>
1750 PR tree-optimization/48702
1751 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1752 only when we know the base address is within bounds.
1753 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1754 assume the base address of TARGET_MEM_REFs is in bounds.
1755 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1757 Backport from mainline
1758 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1760 PR rtl-optimization/49235
1761 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1762 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1764 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1766 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1767 EH return when delayed branches are disabled.
1769 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1771 Backport from mainline
1772 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1775 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1776 part of the second operand is 0.
1778 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1781 * target.def (delay_sched2, delay_vartrack): New.
1782 * doc/tm.texi.in: Update.
1783 * doc/tm.texi: Rebuild.
1784 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1785 * var-tracking.c (gate_handle_var_tracking): Likewise.
1786 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1787 (bfin_flag_var_tracking): Drop.
1788 (output_file_start): Don't save and override flag_var_tracking.
1789 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1790 (bfin_reorg): Test original variables.
1791 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1792 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1793 (ia64_flag_var_tracking): Drop.
1794 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1795 (ia64_file_start): Don't save and override flag_var_tracking.
1796 (ia64_override_options_after_change): Ditto
1797 flag_schedule_insns_after_reload.
1798 (ia64_reorg): Test original variables.
1799 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1800 (picochip_flag_var_tracking): Drop.
1801 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1802 (picochip_option_override): Don't save and override
1803 flag_schedule_insns_after_reload.
1804 (picochip_asm_file_start): Ditto flag_var_tracking.
1805 (picochip_reorg): Test original variables.
1806 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1807 (TARGET_DELAY_VARTRACK): Define.
1808 (spu_var_tracking): New.
1809 (spu_machine_dependent_reorg): Call it.
1810 (asm_file_start): Don't save and override flag_var_tracking.
1812 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1814 PR tree-optimization/49038
1815 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1816 Ensure at least one epilogue iteration if required by data
1818 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1819 to mark loops that require peeling for gaps.
1820 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1821 (vect_get_known_peeling_cost): Take peeling for gaps into
1823 (vect_transform_loop): Generate epilogue if required by data
1825 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1826 loop as requiring an epilogue if there are gaps in the end of
1829 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1831 PR tree-optimization/49093
1832 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1835 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1837 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1838 (fma4_fmaddsub): Likewise
1840 2011-05-31 Richard Guenther <rguenther@suse.de>
1842 Backport from mainline
1843 2011-05-19 Richard Guenther <rguenther@suse.de>
1846 * tree-object-size.c (addr_object_size): If the pointed-to
1847 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1849 2011-05-31 Richard Guenther <rguenther@suse.de>
1851 Backport from mainline
1852 2011-05-11 Richard Guenther <rguenther@suse.de>
1855 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1857 2011-05-30 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/49218
1860 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1863 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1866 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1867 Don't use r20 around calls of __tablejump_elpm__
1869 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1872 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1875 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1878 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1879 recurse_p argument. Only follow register copies if it is set,
1880 and prevent mips_find_pic_call_symbol from recursing.
1881 (mips_find_pic_call_symbol): Add a recurse_p argument.
1882 Pass it to mips_pic_call_symbol_from_set.
1883 (mips_annotate_pic_calls): Update accordingly.
1885 2011-05-29 Richard Guenther <rguenther@suse.de>
1887 PR tree-optimization/49217
1888 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1890 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1892 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1893 moves expensive on Power7 also.
1895 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1898 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1899 alone. Error if non-const data has attribute progmem.
1901 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1904 * gimplify.c (shortcut_cond_r): Don't special case
1905 COND_EXPRs if they have void type on one of their arms.
1907 PR tree-optimization/49161
1908 * tree-vrp.c (struct case_info): New type.
1909 (compare_case_labels): Sort case_info structs instead of
1910 trees, and not primarily by CASE_LABEL uids but by
1911 label_for_block indexes.
1912 (find_switch_asserts): Put case labels into struct case_info
1913 array instead of TREE_VEC, adjust sorting, compare label_for_block
1914 values instead of CASE_LABELs.
1916 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1919 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1921 2011-05-18 Jan Hubicka <jh@suse.cz>
1923 PR tree-optimization/44897
1924 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1925 by zero for insane profiles.
1927 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1929 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1930 force flag_ira_share_save_slots to 0.
1932 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1937 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1939 Backport from mainline
1940 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1943 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1944 add -mno-XXX. Handle FMA.
1946 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1949 * fold-const.c (constant_boolean_node): If type is non-NULL,
1950 use build_int_cst_type instead of build_int_cst.
1953 * dbxout.c: Include cgraph.h.
1954 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1955 and without value expr, return NULL if no varpool node exists for
1956 it or if it is not needed.
1957 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1960 * c-decl.c (start_decl): Convert expr to void_type_node.
1963 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1964 failed and the comparison has a single bit signed type, use
1965 constm1_rtx instead of const1_rtx for true value.
1966 (do_store_flag): If ops->type is single bit signed type, disable
1967 signel bit test optimization and pass -1 instead of 1 as last
1968 parameter to emit_store_flag_force.
1970 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1972 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1973 (sparc-*-rtems*): Likewise.
1974 (sparc64-*-elf*): Likewise.
1975 (sparc64-*-rtems*): Likewise.
1976 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1977 * config/sparc/t-crtin: New file.
1978 * config/sparc/t-sol2 (crti.o): Delete rule.
1980 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1981 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1982 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1983 (ENDFILE_SPEC): Add crtn.o.
1985 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/cpuid.h (bit_MMXEXT): New define.
1990 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1993 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1994 only after deciding which mode to use.
1996 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1998 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
2001 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
2003 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
2004 false if there are call-saved registers here...
2005 (sparc_can_use_return_insn_p): ...but here instead.
2006 (save_or_restore_regs): Fix thinko.
2007 (sparc_expand_prologue): Use current_function_is_leaf.
2008 (sparc_frame_pointer_required): Likewise.
2010 2011-05-20 Jakub Jelinek <jakub@redhat.com>
2013 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
2014 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
2016 2011-05-20 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/49079
2019 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
2020 MEM_REFs correctly for the trailing array access detection.
2021 Special case constants the same way as decls for overall size
2024 2011-05-20 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/49073
2027 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
2028 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
2030 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
2032 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
2034 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
2035 when TARGET_RDRND is active.
2036 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
2037 Generate dummy SImode target register when target is NULL.
2039 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
2041 Backport from mainline
2042 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
2045 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
2046 Properly handle load cast.
2048 2011-05-18 Jakub Jelinek <jakub@redhat.com>
2050 PR tree-optimization/49039
2051 * tree-vrp.c (extract_range_from_binary_expr): For
2052 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
2053 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
2055 2011-05-18 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/49018
2058 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
2059 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
2060 gimple_has_side_effects.
2062 2011-05-18 Richard Guenther <rguenther@suse.de>
2064 Backport from mainline
2065 2011-04-19 Richard Guenther <rguenther@suse.de>
2068 * tree.c (free_lang_data): Do not reset the decl-assembler-name
2071 2011-04-21 Richard Guenther <rguenther@suse.de>
2074 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
2077 2011-05-18 Richard Guenther <rguenther@suse.de>
2079 Backport from mainline
2080 2011-05-12 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/48172
2083 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
2084 the number of iterations from the segment size calculation.
2085 (vect_create_cond_for_alias_checks): Adjust.
2087 2011-05-13 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/48172
2090 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
2091 multiplying by number of iterations for equal step.
2092 (vect_create_cond_for_alias_checks): Likewise.
2094 2011-05-18 Jakub Jelinek <jakub@redhat.com>
2096 PR tree-optimization/49000
2097 * tree-ssa.c (execute_update_addresses_taken): Call
2098 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
2099 be rewritten and decl has been marked for renaming, reset
2102 2011-05-17 Nick Clifton <nickc@redhat.com>
2104 Import these patches from the mainline:
2106 2011-05-17 Nick Clifton <nickc@redhat.com>
2108 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
2110 * config/rx/rx.md: Add peephole to remove redundant extensions
2112 (bitset_in_memory): Use rx_restricted_mem_operand.
2113 (bitinvert_in_memory): Likewise.
2114 (bitclr_in_memory): Likewise.
2116 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
2117 Nick Clifton <nickc@redhat.com>
2119 * config/rx/rx.md: Add peepholes to match a register move followed
2120 by a comparison of the moved register. Replace these with an
2121 addition of zero that does both actions in one instruction.
2123 2011-05-17 Jakub Jelinek <jakub@redhat.com>
2126 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
2127 predicate to allow CONST_INT.
2129 2011-05-16 Joseph Myers <joseph@codesourcery.com>
2131 PR preprocessor/48677
2132 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
2133 from decoded_options[0], not from itself.
2135 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
2138 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
2139 of standard_80387_constant_p.
2140 (*movxf_internal_nointeger): Ditto.
2141 (*movdf_internal): Remove dead code-size optimization.
2142 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
2143 (*movdf_internal_nointeger): Ditto.
2144 (*movsf_internal): Ditto.
2145 (floating point move splitters): Ditto.
2146 * config/i386/constraints.md (G): Ditto.
2147 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2149 2011-05-12 Jakub Jelinek <jakub@redhat.com>
2151 PR tree-optimization/48975
2152 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
2153 on all bbs here and free and clear ifc_bbs at the end.
2155 2011-05-12 Richard Guenther <rguenther@suse.de>
2157 Backport from mainline
2158 2011-05-02 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/48822
2161 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
2162 (process_scc): Indicate which iteration we start.
2164 2011-05-12 Jakub Jelinek <jakub@redhat.com>
2167 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
2168 if validate_subreg fails.
2170 2011-05-12 Nick Clifton <nickc@redhat.com>
2172 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
2173 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
2175 (rx_align_for_label): Test label before extracting its number of
2177 (rx_max_skip_for_label): Ignore debug insns.
2179 2011-05-11 Jakub Jelinek <jakub@redhat.com>
2182 * tree-ssa.c (reset_debug_uses): New function.
2183 * tree-flow.h (reset_debug_uses): New prototype.
2184 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2185 * tree-loop-distribution.c (generate_loops_for_partition): Call
2186 reset_debug_uses on the stmts that will be removed. Keep around
2187 all debug stmts, don't count them as bits in partition bitmap.
2188 (generate_builtin): Don't count debug stmts or labels as bits in
2191 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2193 Backport from mainline
2194 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 PR target/48857, 48495
2197 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
2199 (VSX_MOVE_MODE): Ditto.
2200 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
2201 VSX vector types. Add V2DImode.
2202 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
2203 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
2204 (MODES_TIEABLE_P): Ditto.
2206 * config/rs6000/rs6000.c (rs6000_emit_move): Use
2207 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
2209 (init_cumulative_args): Ditto.
2210 (rs6000_function_arg_boundary): Ditto.
2211 (rs6000_function_arg_advance_1): Ditto.
2212 (rs6000_function_arg): Ditto.
2213 (rs6000_function_ok_for_sibcall): Ditto.
2214 (emit_frame_save): Ditto.
2215 (rs6000_function_value): Ditto.
2216 (rs6000_libcall_value): Ditto.
2218 2011-05-10 Nick Clifton <nickc@redhat.com>
2220 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
2223 2011-05-10 DJ Delorie <dj@redhat.com>
2225 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2226 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2227 * config/rx/rx.c (rx_align_for_label): Add label and
2228 uses_threshold parameters. Do not align when the label is not
2230 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2232 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2234 Backported from mainline
2235 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
2237 PR tree-optimization/48837
2238 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2239 when accumulator transformation is performed.
2241 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2243 PR tree-optimization/48611
2244 PR tree-optimization/48794
2245 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2246 referenced from RESX or EH_DISPATCH arguments.
2248 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2250 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2251 temporary register to match Pmode.
2253 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
2255 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2256 (dataflow_set_preserve_mem_locs): Likewise.
2258 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2261 constraint modifier to "r".
2263 2011-05-06 Alan Modra <amodra@gmail.com>
2266 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2267 const0_rtx as the arg to the dummy __tls_get_addr libcall.
2269 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2271 * config/s390/s390.c (s390_asm_trampoline_template): Comment
2273 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2275 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2278 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
2280 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2282 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
2285 2011-05-05 Jason Merrill <jason@redhat.com>
2288 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2290 2011-05-05 Julian Brown <julian@codesourcery.com>
2292 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2293 parenthesis in D-register case.
2295 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
2297 Backport from mainline:
2298 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
2299 Ira Rosen <ira.rosen@linaro.org>
2302 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
2303 to match neon_vzip/vuzp/vtrn_internal.
2304 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
2305 outputs explicitly dependent on both inputs.
2306 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2308 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2311 Use %v prefix in insn mnemonic to handle TARGET_AVX.
2312 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
2313 attribute calculation.
2314 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2315 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2316 for mov{q} mnemonic.
2317 (*vec_extractv2di_1_rex64_avx): Ditto.
2319 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2320 Jakub Jelinek <jakub@redhat.com>
2323 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2324 only succeed if req_mode is the same as set_mode.
2326 2011-05-03 Richard Guenther <rguenther@suse.de>
2329 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2330 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2331 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2333 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2336 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2337 for -fstack-check if the size to allocate is negative.
2339 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2341 PR tree-optimization/48809
2342 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2344 (gen_inbound_check): Don't compute index_expr - range_min in utype
2345 again, instead reuse SSA_NAME initialized in build_arrays.
2346 Remove two useless gsi_for_stmt calls.
2348 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2350 Backport from mainline
2351 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2352 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2356 operands, as per the specifications.
2358 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2359 (vec_extract_evenv4sf): Ditto.
2360 (vec_extract_evenv8hi): Ditto.
2361 (vec_extract_evenv16qi): Ditto.
2362 (vec_extract_oddv4si): Ditto.
2364 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2367 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2370 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2373 * c-typeck.c (build_binary_op): Don't wrap arguments if
2374 int_operands is true.
2376 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2379 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2380 is error_mark_node, set value to NULL.
2382 PR tree-optimization/48734
2383 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2384 if return value from maybe_fold_*_comparsions isn't something
2385 the code is prepared to handle.
2387 2011-04-26 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/48731
2390 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2392 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2395 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2396 __is_literal_type, and __is_trivial; update throughout about
2397 possibly cv-qualified void types.
2399 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2402 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2403 to VOID_TYPE even around MODIFY_EXPR.
2405 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2407 PR tree-optimization/48717
2408 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2409 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2411 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2414 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2415 TREE_STATIC variables declared inside of some OpenMP construct.
2417 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2421 vec_extract and vec_concat for non-SSE4_1 targets.
2423 2011-04-21 Richard Guenther <rguenther@suse.de>
2426 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2427 objects and types here. Adjust for their offset before comparing.
2429 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2431 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2433 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2436 * config/pa/predicates.md (ior_operand): Delete predicate.
2437 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2438 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2439 expander. Use cint_ior_operand in unnamed insn.
2441 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2443 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2445 PR tree-optimization/48611
2446 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2447 beyond ERT_MUST_NOT_THROW region.
2449 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2451 Backport from mainline
2452 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2455 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2456 the types if they have different enumeration identifiers.
2458 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2461 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2462 DECL_IN_CONSTANT_POOL without RTL.
2464 2011-04-20 Richard Guenther <rguenther@suse.de>
2466 Backport from mainline
2467 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2470 * reload1.c (inc_for_reload): Return void. All callers changed.
2471 (emit_input_reload_insns): Don't try to delete previous output
2472 reloads to a register, or record spill_reg_store for autoincs.
2474 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2477 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2478 is a SUBREG with non-MODE_INT mode inside of it.
2480 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2483 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2484 if TREE_TYPE (v) is non-NULL.
2486 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2487 gimple_get_virt_mehtod_for_binfo.
2488 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2489 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2491 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2493 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2495 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2497 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2499 PR tree-optimization/48616
2500 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2501 whether the shift is by scalar or vector based on whether all SLP
2502 scalar stmts have the same rhs.
2504 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2506 * doc/passes.texi: Fill crossref nodes.
2508 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2510 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2511 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2512 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2514 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2517 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2518 is non-null before accessing it.
2519 (input_cgraph): Remove trailing spaces.
2521 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2523 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2524 Replace match_operand with match_dup for the third operand in
2527 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2530 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2531 is a MEM, offset it as needed based on top 2 bits in operands[3],
2532 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2534 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2536 Backport from mainline:
2537 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2540 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2541 move from floating point to shift amount register.
2542 (emit_move_sequence): Remove secondary reload support for floating
2543 point to shift amount amount register copies.
2544 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2545 amount register copies.
2546 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2547 register, return false if mode isn't a scalar integer mode.
2548 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2550 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2553 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2554 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2556 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2558 Backport from mainline:
2559 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2561 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2563 2011-04-12 Martin Jambor <mjambor@suse.cz>
2565 PR tree-optimization/48195
2566 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2567 ipa_check_create_edge_args.
2568 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2569 ipa_check_create_edge_args.
2570 * ipa-inline.c (inline_generate_summary): Do not call
2571 ipa_check_create_node_params and ipa_check_create_edge_args.
2572 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2573 ipa_check_create_edge_args.
2575 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2577 PR rtl-optimization/48549
2578 * combine.c (propagate_for_debug): Also stop after BB_END of
2579 this_basic_block. Process LAST and just stop processing after it.
2580 (combine_instructions): If last_combined_insn has been deleted,
2581 set last_combined_insn to its PREV_INSN.
2583 2011-04-12 Nick Clifton <nickc@redhat.com>
2585 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2586 instruction for interrupt handlers if the target is the basic V850
2588 (expand_epilogue): Likewise.
2590 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2593 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2596 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2598 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2600 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 Backport from mainline:
2603 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2607 2011-04-09 Duncan Sands <baldrick@free.fr>
2609 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2611 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2614 * config.gcc: disable unwind table generation for crtbegin/crtend
2617 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2619 PR tree-optimization/48377
2620 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2621 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2623 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2625 * config/i386/sse.md: Update copyright year.
2626 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2627 register constraint.
2628 (*vec_concatv2sf_avx): Fix wrong register constraint in
2629 alternative 3 of operand 1.
2630 (*vec_set<mode>_0_avx): Avoid combining registers from different
2631 units in a single alternative.
2632 (*vec_set<mode>_0_sse4_1): Ditto.
2633 (*vec_set<mode>_0_sse2): Ditto.
2634 (vec_set<mode>_0): Ditto.
2635 (sse2_storehpd): Ditto.
2636 (sse2_loadhpd): Ditto.
2637 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2638 * config/i386/predicates.md (sse_comparison_operator): Do not
2639 define as special predicate.
2641 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2644 * combine.c (combine_instructions): Add last_combined_insn,
2645 update it if insn is after it, pass it to all try_combine calls.
2646 (try_combine): Add last_combined_insn parameter, pass it instead of
2647 i3 to propagate_for_debug.
2649 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2651 Backport from mainline
2652 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2654 PR rtl-optimization/48144
2655 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2656 (merge_expr_data): ... here.
2657 (av_set_intersect): Rename to av_set_code_motion_filter.
2658 Update all callers. Call merge_history_vect when an
2659 expression is found in both sets.
2660 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2662 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2665 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2666 as base_reg whatever register reg has been eliminated to, instead
2667 of hardcoding STACK_POINTER_REGNUM.
2669 Backported from mainline
2670 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2673 * expr.c (expand_assignment): Handle all possibilities
2674 if TO_RTX is CONCAT.
2675 * expmed.c (store_bit_field_1): Avoid trying to create
2677 (store_split_bit_field): If SUBREG_REG (op0) or
2678 op0 itself has smaller mode than word, return it
2679 for offset 0 and const0_rtx for out-of-bounds stores.
2680 If word is const0_rtx, skip it.
2682 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2684 * gcov-io.c: Use GCC Runtime Library Exception.
2686 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2688 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2690 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2692 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2694 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2696 Backport from mainline
2697 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2699 PR rtl-optimization/48143
2700 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2701 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2702 sse2_cvtps2pd): Likewise.
2704 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2707 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2708 frame-related from frame-unrelated adjustments to the stack pointer.
2710 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2712 Backport from mainline
2713 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2719 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2722 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2723 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2724 dw_fde_unlikely_section_end_label, cold_in_std_section,
2725 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2726 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2728 (output_fde): Use dw_fde_second_{begin,end} if second is
2729 true, otherwise dw_fde_{begin,end}.
2730 (output_call_frame_info): Test dw_fde_second_begin != NULL
2731 instead of dw_fde_switched_sections.
2732 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2733 fields, initialize new fields. Initialize in_std_section
2734 unconditionally from the first partition.
2735 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2736 dw_fde_second_begin is non-NULL.
2737 (dwarf2out_switch_text_section): Stop initializing removed
2738 dw_fde_struct fields, initialize new fields, initialize
2739 also dw_fde_end here. Set dw_fde_switch_cfi even when
2740 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2741 (struct var_loc_list_def): Add last_before_switch field.
2742 (arange_table, arange_table_allocated, arange_table_in_use,
2743 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2744 (size_of_aranges): Count !in_std_section and !second_in_std_section
2745 hunks in fdes, instead of looking at arange_table_in_use.
2746 (output_aranges): Add aranges_length argument, don't call
2747 size_of_aranges here. Instead of using aranges_table*
2748 emit ranges for fdes when !in_std_section resp.
2749 !second_in_std_section.
2750 (dw_loc_list): Break ranges crossing section switch.
2751 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2752 use dw_fde_second_end instead of dw_fde_end as end of last
2754 (gen_subprogram_die): Don't call add_arange. Use
2755 dw_fde_{begin,end} for first partition and if switched
2756 section dw_fde_second_{begin,end} for the second.
2757 (var_location_switch_text_section_1,
2758 var_location_switch_text_section): New functions.
2759 (dwarf2out_begin_function): Initialize cold_text_section even
2760 when function_section () isn't text_section.
2761 (prune_unused_types): Don't walk arange_table.
2762 (dwarf2out_finish): Don't needlessly test
2763 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2764 If info_section_emitted, call size_of_aranges and if it indicates
2765 non-empty .debug_aranges, call output_aranges with the computed
2766 size. Stop using removed dw_fde_struct fields, use
2767 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2770 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2772 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2773 (alpha_option_override): Don't set alpha_sr_alias_set.
2774 (emit_frame_store_1): Use gen_frame_mem rather than calling
2776 (alpha_expand_epilogue): Ditto.
2777 (unicosmk_gen_dsib): Ditto.
2779 2011-03-29 Nick Clifton <nickc@redhat.com>
2781 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2782 (ASM_OUTPUT_MAX_SKIP): Define.
2783 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2784 allow LT aor GE comparisons.
2785 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2786 * config/rx/rx.md: Add peepholes and patterns to combine extending
2787 loads with simple arithmetic instructions.
2788 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2789 to use pre-decrement and post-increment addressing.
2790 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2791 that the INT is a valid offset.
2792 (rx_print_operand): Handle %R.
2793 Fix %Q's handling of MEMs.
2794 (rx_option_override): Set alignments.
2795 (rx_align_for_label): New function.
2796 (rx_max_skip_for_label): New function.
2797 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2798 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2799 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2800 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2802 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2804 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2805 for invalid symbolic addresses.
2806 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2809 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2812 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2814 2011-03-28 Richard Guenther <rguenther@suse.de>
2816 Backport from mainline
2817 2011-03-24 Richard Guenther <rguenther@suse.de>
2820 * tree-object-size.c (addr_object_size): Do not double-account
2821 for MEM_REF offsets.
2823 2011-03-22 Richard Guenther <rguenther@suse.de>
2825 PR tree-optimization/48228
2826 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2827 for single-arg PHIs.
2829 2011-03-17 Richard Guenther <rguenther@suse.de>
2832 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2833 a value make sure to fold the statement.
2835 2011-03-15 Richard Guenther <rguenther@suse.de>
2838 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2839 or variable-indexed array accesses when in gimple form.
2841 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2846 * doc/extend.texi (Alignment): Move section to match order in TOC.
2847 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2848 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2850 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2852 Backport from mainline:
2853 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2857 alternatives that can be handled with movq or movabsq insn.
2858 (*movdf_internal): Disable for !TARGET_64BIT.
2859 (*movdf_internal_nointeger): Ditto.
2860 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2862 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2864 Backport from mainline
2865 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2868 * simplify-rtx.c (simplify_const_unary_operation): Call
2869 real_convert when changing mode class with FLOAT_EXTEND.
2871 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2875 * c-common.c (shorten_compare): If primopN is first sign-extended
2876 to opN and then zero-extended to result type, set primopN to opN.
2878 PR rtl-optimization/48156
2879 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2880 assume df and df_lr are not NULL.
2882 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2884 PR rtl-optimization/48141
2885 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2886 * dse.c: Include params.h.
2887 (active_local_stores_len): New variable.
2888 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2890 (record_store, check_mem_read_rtx): Decrease it when removing
2892 (scan_insn): Likewise. Increase it when adding to chain, if it
2893 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2894 set active_local_stores to NULL before the addition.
2895 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2897 PR rtl-optimization/48141
2898 * dse.c (record_store): If no positions are needed in an insn
2899 that cannot be deleted, at least unchain it from active_local_stores.
2901 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2903 * BASE-VER: Set to 4.6.1.
2904 * DEV-PHASE: Set to prerelease.
2906 2011-03-25 Release Manager
2908 * GCC 4.6.0 released.
2910 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2912 * config/rs6000/t-freebsd: Remove duplication from file.
2914 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2917 * doc/install.texi (Prerequisites): Move jar etc. up.
2918 Explain support library version requirements.
2920 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * doc/install.texi (Prerequisites): Move Perl to build
2924 requirements. Always necessary on Solaris 2 with Sun ld.
2926 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2928 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2930 (Specific, i?86-*-solaris2.[89]): Likewise.
2931 (Specific, i?86-*-solaris2.10): Likewise.
2932 (Specific, mips-sgi-irix6): Likewise.
2933 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2934 Update for binutils 2.21.
2936 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2939 * config/s390/s390.c (s390_delegitimize_address): Don't call
2940 lowpart_subreg if orig_x has BLKmode.
2942 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2944 * c-decl.c (diagnose_mismatched_decls): Give an error for
2945 redefining a typedef with variably modified type.
2947 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2949 * c-decl.c (grokfield): Don't allow typedefs for structures or
2950 unions with no tag by default.
2951 * doc/extend.texi (Unnamed Fields): Update.
2953 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2956 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2957 arange_table_in_use is 0, but either text_section_used or
2958 cold_text_section_used is true. Don't call it if
2959 !info_section_emitted.
2961 2011-03-18 Richard Guenther <rguenther@suse.de>
2963 * doc/install.texi (--enable-gold): Remove.
2964 (--with-plugin-ld): Document.
2965 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2967 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2969 Backport from mainline
2970 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2975 2011-03-18 Richard Henderson <rth@redhat.com>
2976 Jakub Jelinek <jakub@redhat.com>
2979 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2980 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2982 2011-03-17 Richard Guenther <rguenther@suse.de>
2985 * tree-object-size.c (compute_object_offset): Properly return
2986 the offset operand of MEM_REFs as sizetype.
2988 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2991 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2992 (lookup_type_die_strip_naming_typedef): ... here.
2993 (get_context_die): Use it.
2994 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2995 the anonymous struct named by the naming typedef.
2997 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3000 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
3001 in the output template.
3003 2011-03-15 Alan Modra <amodra@gmail.com>
3006 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
3007 presume symbol_refs without a symbol_ref_decl are suitably
3008 aligned, nor other trees we may see here. Handle anchor symbols.
3009 (legitimate_constant_pool_address_p): Comment. Add mode param.
3010 Check cmodel=medium addresses. Adjust all calls.
3011 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
3012 creating cmodel=medium optimized access to locals.
3013 * config/rs6000/constraints.md (R): Pass QImode to
3014 legitimate_constant_pool_address_p.
3015 * config/rs6000/predicates.md (input_operand): Pass mode to
3016 legitimate_constant_pool_address_p.
3017 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
3020 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3023 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
3024 64-bit constants being loaded into registers other than GPRs such
3025 as loading 0 into a VSX register.
3027 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3029 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
3032 2011-03-14 Jakub Jelinek <jakub@redhat.com>
3034 * doc/invoke.texi, doc/standards.texi: Refer to
3035 gcc-4.6/c99status.html.
3037 * DEV-PHASE: Mark "prerelease".
3039 2011-03-14 Richard Guenther <rguenther@suse.de>
3042 * tree.c (build_vector_from_val): Adjust assert to requirements
3045 2011-03-14 Jakub Jelinek <jakub@redhat.com>
3048 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
3051 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
3053 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
3054 terms of target_flags_explicit. Adjust copyright year.
3056 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
3057 * config/rs6000/t-freebsd: New file. Add override for
3060 2011-03-13 Chris Demetriou <cgd@google.com>
3062 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
3063 (-fno-diagnostics-show-option): this, to reflect current default.
3064 (-Werror=): Update text about -fno-diagnostics-show-option.
3066 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
3069 * config/rs6000/predicates.md (easy_vector_constant_add_self,
3070 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
3071 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
3072 mode is not V2DImode or V2DFmode.
3073 (vspltis_constant): Do not handle V2DImode and V2DFmode.
3074 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
3075 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
3077 (movdi_internal64): Likewise.
3079 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
3081 PR tree-optimization/47127
3082 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
3084 (set_cloog_options): Same.
3085 (scop_to_clast): Same.
3086 (print_clast_stmt): Do not call cloog_state_malloc and
3088 (print_generated_program): Same.
3090 * graphite-clast-to-gimple.h (cloog_state): Declared.
3091 (scop_to_clast): Adjust declaration.
3092 * graphite.c (cloog_state): Defined here.
3093 (graphite_initialize): Call cloog_state_malloc.
3094 (graphite_finalize): Call cloog_state_free.
3096 2011-03-11 Jason Merrill <jason@redhat.com>
3098 * attribs.c (lookup_attribute_spec): Take const_tree.
3101 2011-03-11 Joseph Myers <joseph@codesourcery.com>
3103 * config/sparc/sparc.c (sparc_option_override): Use
3104 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
3106 2011-03-11 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/48067
3109 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
3110 multiplication result will be only used once on the target
3113 2011-03-11 Richard Guenther <rguenther@suse.de>
3115 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
3117 2011-03-11 Richard Guenther <rguenther@suse.de>
3120 * tree.c (find_decls_types_r): Do not walk types only reachable
3121 from IDENTIFIER_NODEs.
3123 2011-03-11 Jakub Jelinek <jakub@redhat.com>
3126 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
3127 all vnode->force_output nodes as needed.
3129 2011-03-11 Jason Merrill <jason@redhat.com>
3132 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
3133 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
3135 2011-03-11 Martin Jambor <mjambor@suse.cz>
3137 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
3140 2011-03-11 Jakub Jelinek <jakub@redhat.com>
3142 PR tree-optimization/48063
3143 * ipa-inline.c (cgraph_decide_inlining): Don't try to
3144 inline functions called once if !tree_can_inline_p (node->callers).
3146 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
3148 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
3150 * config/score/score3.c: Delete.
3151 * config/score/score3.h: Delete.
3152 * config/score/mul-div.S: Delete.
3153 * config/score/sfp-machine.h: Add new file.
3154 * config/score/constraints.md: Add new file.
3155 * config/score/t-score-softfp: Add new file.
3156 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
3157 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
3158 (score7_extra_constraint): Delete.
3159 (score7_option_override): Remove unused code.
3160 * config/score/score.c: Remove score3 and score5 define and code.
3161 * config/score/score.h: Remove score3 and score5 define and code.
3162 * config/score/score.md: Remove score3 template and unusual insn.
3163 * config/score/score.opt: Remove score3 and score5 options.
3165 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3167 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
3168 when _HPUX_SOURCE is defined.
3169 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
3171 2011-03-10 Jason Merrill <jason@redhat.com>
3174 * stor-layout.c (layout_type): Don't set structural equality
3175 on arrays of incomplete type.
3176 * tree.c (type_hash_eq): Handle comparing them properly.
3178 2011-03-10 Jakub Jelinek <jakub@redhat.com>
3181 * config/s390/s390.c (s390_delegitimize_address): Make sure the
3182 result mode matches original rtl mode.
3184 2011-03-10 Nick Clifton <nickc@redhat.com>
3186 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
3187 (andsi3, andsi3_flags): Fix timings for three operand alternative.
3189 2011-03-09 Jakub Jelinek <jakub@redhat.com>
3191 PR rtl-optimization/47866
3192 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
3193 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
3194 if target wasn't scalar.
3195 * function.c (assign_stack_temp_for_type): Assert that neither
3196 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
3197 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
3199 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
3201 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3203 * config/s390/s390-protos.h (s390_label_align): New prototype.
3204 * config/s390/s390.c (s390_label_align): New function.
3205 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
3207 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
3210 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
3211 V2DI/V2DF constants. Only all 0's or all 1's are easy.
3212 (output_vec_const_move): Ditto.
3214 2011-03-08 Anatoly Sokolov <aesok@post.ru>
3216 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
3217 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
3218 * config/mips/mips.c (mips_preferred_reload_class): Make static.
3219 Change 'rclass' argument and result type to reg_class_t.
3220 (TARGET_PREFERRED_RELOAD_CLASS): Define.
3222 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
3224 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3225 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
3226 (TARGET_MEMORY_MOVE_COST): Define.
3227 (avr_register_move_cost, avr_memory_move_cost): New Functions.
3229 2011-03-08 Jakub Jelinek <jakub@redhat.com>
3232 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
3235 PR tree-optimization/48022
3236 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
3239 2011-03-07 Jakub Jelinek <jakub@redhat.com>
3242 * var-tracking.c (find_use_val): Return NULL for
3243 cui->sets && cui->store_p BLKmode MEMs.
3245 2011-03-07 Anatoly Sokolov <aesok@post.ru>
3247 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
3249 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
3250 xstormy16_print_operand_address): Remove.
3251 * config/stormy16/stormy16.c (xstormy16_print_operand,
3252 xstormy16_print_operand_address): Make static.
3253 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
3255 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
3258 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
3259 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
3262 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
3265 * cfgloopmanip.c (fix_bb_placements): Return immediately
3266 if FROM is BASE_LOOP's header.
3268 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
3270 * gimplify.c (gimplify_function_tree): Fix building calls
3271 to __builtin_return_address.
3273 2011-03-07 Alan Modra <amodra@gmail.com>
3275 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
3276 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
3277 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
3278 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
3280 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
3281 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
3282 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
3283 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
3284 * config/rs6000/rs6000.c
3285 (rs6000_elf_end_indicate_exec_stack): Rename to..
3286 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
3287 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
3288 (rs6000_file_start): ..here.
3289 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
3290 file scope variables.
3291 (call_ABI_of_interest): New function.
3292 (init_cumulative_args): Set above vars when function return value
3293 is a float, vector, or small struct.
3294 (rs6000_function_arg_advance_1): Likewise for function args.
3295 (rs6000_va_start): Set rs6000_passes_float if variable arg function
3296 references float args.
3298 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
3300 * doc/cfg.texi: Remove "See" before @ref.
3301 * doc/invoke.texi: Likewise.
3303 2011-03-05 Jason Merrill <jason@redhat.com>
3305 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
3307 2011-03-05 Anthony Green <green@moxielogic.com>
3309 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
3311 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
3313 PR rtl-optimization/47899
3314 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3315 to flow_loop_nested_p when moving the loop upward.
3317 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3320 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3322 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3324 PR tree-optimization/47967
3325 * ipa-cp.c (build_const_val): Return NULL instead of creating
3326 VIEW_CONVERT_EXPR for mismatching sizes.
3327 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3328 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3329 give up on versioning.
3331 2011-03-05 Alan Modra <amodra@gmail.com>
3334 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3335 full cmodel medium/large lo_sum + high addresses.
3337 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3339 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3340 pool references in UNSPEC_LTREL_OFFSET.
3342 2011-03-04 Jan Hubicka <jh@suse.cz>
3345 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3346 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3347 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3348 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3349 cgraph_add_thunk): Add node pointers.
3350 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3351 associated to right node.
3352 (input_node): Update use of cgraph_same_body_alias
3353 and cgraph_add_thunk.
3355 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3357 * config/i386/i386.opt (mprefer-avx128): New flag.
3358 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3359 when the flag -mprefer-avx128 is on.
3361 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3363 * dwarf2out.c (compare_loc_operands): Fix address handling.
3365 2011-03-04 Alan Modra <amodra@gmail.com>
3367 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3369 2011-03-04 Richard Guenther <rguenther@suse.de>
3372 * expmed.c (extract_bit_field_1): Prefer vector modes that
3373 vec_extract patterns can handle.
3375 2011-03-04 Richard Guenther <rguenther@suse.de>
3378 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3380 2011-03-04 Richard Henderson <rth@redhat.com>
3382 * explow.c (emit_stack_save): Remove 'after' parameter.
3383 (emit_stack_restore): Likewise.
3384 * expr.h: Update to match.
3385 * builtins.c, calls.c, stmt.c: Likewise.
3386 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3387 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3388 * function.c (expand_function_end): Insert the emit_stack_save
3389 sequence before parm_birth_insn instead of after.
3391 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3394 (ssse3_pmaddubsw128): Ditto.
3395 (ssse3_pmaddubsw): Ditto.
3397 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3399 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3401 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3404 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3405 on TYPE_SIZE_UNIT if it is a DECL.
3408 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3409 first operand is not is_gimple_mem_ref_addr, try to fold it.
3410 If the operand still isn't is_gimple_mem_ref_addr, clear
3413 2011-03-03 Richard Guenther <rguenther@suse.de>
3416 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3418 (refs_may_alias_p_1): For release branches return true if
3419 we are confused by our input.
3421 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3423 * config/s390/s390.c (s390_function_value): Rename to ...
3424 (s390_function_and_libcall_value): ... this.
3425 (s390_function_value): New function.
3426 (s390_libcall_value): New function.
3427 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3428 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3429 target macro definitions.
3430 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3432 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3434 * config/i386/freebsd64.h (CC1_SPEC): Define.
3435 * config/i386/linux64.h (CC1_SPEC): Define.
3436 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3438 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3440 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3442 * config/stormy16/stormy16.c: Include reload.h.
3443 (xstormy16_memory_move_cost): New function.
3444 (TARGET_MEMORY_MOVE_COST): Define.
3446 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3448 PR rtl-optimization/47925
3449 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3450 with side effects. Remove the more-specific check for volatile asms.
3452 2011-03-02 Alan Modra <amodra@gmail.com>
3455 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3456 toc relative addresses for valid offsets.
3458 2011-03-01 Richard Guenther <rguenther@suse.de>
3460 PR tree-optimization/47890
3461 * tree-vect-loop.c (get_initial_def_for_induction): Set
3462 related stmt properly.
3464 2011-03-01 Richard Guenther <rguenther@suse.de>
3467 * lto-streamer.c (lto_record_common_node): Also register
3470 2011-03-01 Richard Guenther <rguenther@suse.de>
3473 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3474 Do not stream DECL_ABSTRACT_ORIGIN.
3475 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3476 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3477 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3478 Do not stream DECL_ABSTRACT_ORIGIN.
3479 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3480 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3482 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3484 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3485 FUNCTION_VALUE_REGNO_P): Remove.
3486 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3487 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3488 Add 'outgoing' argument.
3489 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3491 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3492 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3494 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3497 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3498 (lookup_filename): Likewise.
3499 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3501 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3502 Jakub Jelinek <jakub@redhat.com>
3505 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3506 (assign_stack_local_1): Change last argument type to int.
3507 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3508 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3509 don't record padding space into frame_space_list nor use those areas.
3510 (assign_stack_local): Adjust caller.
3511 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3512 of assign_stack_local, pass 0 as last argument.
3513 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3516 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3519 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3520 Use target address_mode and pointer_mode hooks instead of hardcoded
3521 Pmode and ptr_mode. Handle some simple cases of extending if
3522 POINTERS_EXTEND_UNSIGNED < 0.
3523 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3524 Call convert_debug_memory_address.
3525 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3526 convert_debug_memory_address.
3529 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3530 * configure: Regenerated.
3531 * config.in: Regenerated.
3532 * varasm.c (default_function_section): Return NULL
3533 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3535 2011-02-28 Martin Jambor <mjambor@suse.cz>
3537 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3538 the description to match the printed values.
3540 2011-02-28 Richard Guenther <rguenther@suse.de>
3542 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3543 of the copied scope tree.
3545 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3547 * doc/extend.texi (Function Attributes): Avoid deeply (and
3548 wrongly) nested tables.
3550 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3553 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3554 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3555 r isn't op0 nor op1.
3557 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3559 * config/avr/avr.md: Remove magic comment for emacs.
3561 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3564 * config/avr/avr.c (avr_option_override): Use error on bad options.
3565 (avr_help): New function.
3566 (TARGET_HELP): Define.
3568 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3571 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3572 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3574 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3576 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3577 (ARM Options): Ditto.
3578 (i386 and x86-64 Options): Ditto.
3579 (RX Options): Ditto.
3580 (SPARC Options): Ditto.
3582 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3584 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3585 FreeBSD 6 and later. Generally use cpu generic.
3587 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3589 * doc/cpp.texi: Update copyright years.
3591 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3594 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3596 2011-02-25 Jon Beniston <jon@beniston.com>
3599 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3600 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3601 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3602 (lm32_block_move_inline): Add type cast to remove warning.
3603 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3604 (gen_int_relational): Move declarations to start of function.
3606 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3608 PR tree-optimization/45470
3609 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3610 can throw internally only.
3611 * tree-vect-stmts.c (vectorizable_call): Likewise.
3613 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3615 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3616 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3617 * config/stormy16/stormy16-protos.h
3618 (xstormy16_preferred_reload_class): Remove.
3619 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3620 static. Change 'rclass' argument and return type to reg_class_t.
3621 (TARGET_PREFERRED_RELOAD_CLASS,
3622 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3624 2011-02-24 Richard Guenther <rguenther@suse.de>
3626 * lto-streamer-in.c (input_bb): Do not find referenced vars
3627 in debug statements.
3629 2011-02-23 Jason Merrill <jason@redhat.com>
3631 * common.opt (fabi-version): Document v5 and v6.
3633 2011-02-23 Richard Guenther <rguenther@suse.de>
3635 PR tree-optimization/47849
3636 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3638 2011-02-23 Jie Zhang <jie@codesourcery.com>
3640 * opts-common.c (decode_cmdline_option): Print empty string
3641 argument as "" in decoded->orig_option_with_args_text.
3642 * gcc.c (execute): Print empty string argument as ""
3643 in the verbose output.
3644 (do_spec_1): Keep empty string argument.
3646 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3648 * config.gcc: Declare score-* and crx-* obsolete.
3650 2011-02-23 Jie Zhang <jie@codesourcery.com>
3652 PR rtl-optimization/47763
3653 * web.c (web_main): Ignore naked clobber when replacing register.
3655 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3657 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3660 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3663 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3665 2011-02-22 Mike Stump <mikestump@comcast.net>
3667 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3669 * configure: Regenerate.
3671 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3673 PR rtl-optimization/46002
3674 * ira-color.c (update_copy_costs): Change class intersection
3675 test to reg_class_contents[] test of 'hard_regno'.
3677 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3679 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3681 * config/hpux11.opt (mt): Likewise.
3682 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3683 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3684 * config/vax/elf.opt (mno-asm-pic): Likewise.
3685 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3687 2011-02-21 Mike Stump <mikestump@comcast.net>
3690 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3691 tree so we can get save the type.
3692 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3693 for CFString instead of trying to use past the end of the builtins.
3694 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3695 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3696 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3697 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3698 Rename to darwin_builtin_cfstring.
3699 (darwin_init_cfstring_builtins): Return the built type.
3701 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3705 (_mm256_insert_epi64): Use _mm_insert_epi64.
3707 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3709 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3710 * config/stormy16/stormy16-protos.h
3711 (xstormy16_mode_dependent_address_p): Remove.
3712 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3713 Make static. Change return type to bool. Change argument type to
3714 const_rtx. Remove dead code.
3715 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3717 2011-02-21 Richard Guenther <rguenther@suse.de>
3720 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3721 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3722 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3724 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3725 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3727 2011-02-20 Richard Guenther <rguenther@suse.de>
3730 * tree.c (free_lang_data_in_decl): Clean builtins from
3731 the TU decl BLOCK_VARS.
3733 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3737 * haifa-sched.c (fix_tick_ready): Skip tick computation
3740 2011-02-19 Richard Guenther <rguenther@suse.de>
3743 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3744 Remove lazy BLOCK_VARS streaming.
3745 (lto_input_ts_block_tree_pointers): Likewise.
3746 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3748 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3750 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3752 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3754 * config/i386/biarch32.h, config/i386/mach.h,
3755 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3757 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3760 * config/i386/i386.md (peephole2 for shift and plus): Use
3761 operands[1] original mode in the first insn.
3763 2011-02-18 Mike Stump <mikestump@comcast.net>
3765 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3767 2011-02-18 Jan Hubicka <jh@suse.cz>
3770 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3771 to zero when the function is not inlinable at all.
3773 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3775 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3776 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3777 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3778 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3779 * config/pa/t-pa64: Likewise.
3780 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3782 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3785 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3787 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3790 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3792 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3794 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3795 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3796 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3797 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3798 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3799 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3800 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3801 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3802 m32r_legitimate_address_p): New functions.
3803 * config/m32r/constraints.md (constraint "S"): Don't use
3804 STORE_PREINC_PREDEC_P.
3805 (constraint "U"): Don't use LOAD_POSTINC_P.
3807 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3809 PR rtl-optimization/46178
3810 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3811 compute ira_hard_regno_cover_class[].
3813 2011-02-18 Richard Guenther <rguenther@suse.de>
3816 * lto-streamer.h (lto_global_var_decls): Declare.
3817 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3818 statics for global var processing.
3820 2011-02-18 Richard Guenther <rguenther@suse.de>
3822 PR tree-optimization/47737
3823 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3824 edge dominance check.
3826 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3829 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3830 avoid invalid rtx sharing.
3832 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3834 * doc/cpp.texi (Obsolete Features): Add background on the
3835 origin of assertions.
3837 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3839 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3841 * config/darwin.c (output_objc_section_asm_op): Added support for
3843 (is_objc_metadata): New.
3844 (darwin_objc2_section): New.
3845 (darwin_objc1_section): New.
3846 (machopic_select_section): Added support for ABI v1 and v2.
3847 (darwin_emit_objc_zeroed): New.
3848 (darwin_output_aligned_bss): Detect objc metadata and treat it
3850 (darwin_asm_output_aligned_decl_common): Same.
3851 (darwin_asm_output_aligned_decl_local): Same.
3852 * config/darwin-sections.def: Updated for ABI v1 and v2.
3853 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3854 compiling Objective-C code for the NeXT runtime, default to using
3855 ABI version 0 for 32-bit, and version 2 for 64-bit.
3857 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3859 * common.opt (optimize_fast): New Variable.
3860 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3861 instead of local variable ofast.
3863 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3865 * doc/invoke.texi (fobjc-abi-version): Documented.
3866 (fobjc-nilcheck): Documented.
3867 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3870 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3873 * common.opt (export-dynamic): New Driver option.
3874 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3876 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3878 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3880 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3881 Jan Hubicka <jh@suse.cz>
3885 * cfgexpand.c (account_used_vars_for_block): Remove.
3886 (estimated_stack_frame_size): Use referenced vars.
3887 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3888 that were referenced in the original function. Test src_fn
3889 rather than cfun. Drop redundant get_var_ann.
3890 (setup_one_parameter): Drop redundant get_var_ann.
3891 (declare_return_variable): Likewise.
3892 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3893 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3894 * ipa-inline.c (compute_inline_parameters): Do not compute
3895 disregard_inline_limits here.
3896 (compute_inlinable_for_current, pass_inlinable): New.
3897 (pass_inline_parameters): Require PROP_referenced_vars.
3898 * cgraphunit.c (cgraph_process_new_functions): Don't run
3899 compute_inline_parameters explicitly unless function is in SSA form.
3900 (cgraph_analyze_function): Set .disregard_inline_limits.
3901 * tree-sra.c (convert_callers): Compute inliner parameters
3902 only for functions already in SSA form.
3904 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3906 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3907 -mlittle-endian-data.
3909 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3911 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3912 -mno-fpu, not -fpu and -no-fpu.
3913 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3914 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3916 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3919 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3920 input reload with PLUS RTX.
3922 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3924 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3925 of InverseVar(MDMX).
3927 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3929 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3932 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3934 * config/mn10300/mn10300.opt (mno-crt0): New.
3936 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3938 * config/m68k/uclinux.opt (static-libc): New Driver option.
3940 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3942 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3944 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3946 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3947 %{muser-extend-enabled}.
3949 2011-02-16 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/47738
3952 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3953 the TODO from tree_predictive_commoning.
3955 2011-02-15 Jeff Law <law@redhat.com>
3958 2011-01-25 Jeff Law <law@redhat.com>
3960 PR rtl-optimization/37273
3961 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3962 handle them like argument loads from stack slots. Do not double
3963 count memory for memory constants and argument loads from stack slots.
3965 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3968 * combine.c (cant_combine_insn_p): Revert the last change.
3970 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3973 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3974 mode for vector constants. Remove code that checks for TImode.
3976 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3980 * cgraph.h (compute_inline_parameters): Return void.
3981 * ipa-inline.c (compute_inline_parameters): Adjust.
3983 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3987 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3989 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3990 * ipa-inline.c (compute_inline_parameters): Adjust.
3992 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3996 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3997 Adjust all users. Pass FN to...
3998 * tree-flow-inline.h (first_referenced_var): ... this. Add
4000 * ipa-struct-reorg.c: Adjust.
4001 * tree-dfa.c: Adjust.
4002 * tree-into-ssa.c: Adjust.
4003 * tree-sra.c: Adjust.
4004 * tree-ssa-alias.c: Adjust.
4005 * tree-ssa-live.c: Adjust.
4006 * tree-ssa.c: Adjust.
4007 * tree-ssanames.c: Adjust.
4008 * tree-tailcall.c: Adjust.
4010 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
4014 * tree-flow.h (referenced_var_lookup): Add fn parameter.
4016 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
4017 * tree-flow-inline.h: Adjust.
4018 * gimple-pretty-print.c: Adjust.
4019 * tree-into-ssa.c: Adjust.
4020 * tree-ssa.c: Adjust.
4021 * cfgexpand.c: Adjust.
4023 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4025 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
4026 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4027 (EXTRA_CONSTRAINT): Delete.
4028 * config/iq2000/constraints.md: New file.
4029 * config/iq2000/iq2000.md: Include it.
4030 (define_insn ""): Delete.
4031 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
4032 unsupported constraint letters from patterns.
4033 (call_value, call_value_internal1): Likewise.
4034 (call_value_multiple_internal1): Likewise.
4036 2011-02-15 Nick Clifton <nickc@redhat.com>
4038 * config/mn10300/mn10300.c: Include tm-constrs.h.
4039 (struct liw_data): New data structure describing an LIW candidate
4041 (extract_bundle): Use struct liw_data. Allow small integer
4042 operands for some instructions.
4043 (check_liw_constraints): Use struct liw_data. Remove swapped
4044 parameter. Add comments describing the checks. Fix bug when
4045 assigning the source of liw1 to the source of liw2.
4046 (liw_candidate): Delete. Code moved into extract_bundle.
4047 (mn10300_bundle_liw): Use struct liw_data. Check constraints
4049 * config/mn10300/predicates.md (liw_operand): New predicate.
4050 Allows registers and small integer constants.
4051 * config/mn10300/constraints.md (O): New constraint. Accetps
4052 integers in the range -8 to +7 inclusive.
4053 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
4054 for moving a small integer into a register. Give this alternative
4056 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
4057 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
4058 using the J,K,L and M constraints,
4059 (liw): Remove SI mode on second operands to allow for HI and QI
4061 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
4064 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
4067 * combine.c (cant_combine_insn_p): Check zero/sign extended
4070 2011-02-15 Richard Guenther <rguenther@suse.de>
4072 PR tree-optimization/47743
4073 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
4074 for a non-type-compatible VN lookup bail out.
4076 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4078 * config/fr30/constraints.md: New file.
4079 * config/fr30/fr30.md: Include it.
4080 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
4081 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4082 (EXTRA_CONSTRAINT): Delete.
4084 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4086 * config/frv/constraints.md: New file.
4087 * config/frv/predicates.md: Include it.
4088 * config/frv/frv.c (reg_class_from_letter): Delete.
4089 (frv_option_override): Don't initialize it.
4090 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
4091 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
4092 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
4093 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
4094 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
4095 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4096 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
4097 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
4098 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
4099 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
4100 (REG_CLASS_FROM_CONSTRAINT): Delete.
4102 2011-02-15 Jakub Jelinek <jakub@redhat.com>
4105 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
4106 if frame size is 0 in a leaf function.
4108 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4111 * config/alpha/host-osf.c: New file.
4112 * config/alpha/x-osf: New file.
4113 * config.host (alpha*-dec-osf*): Use it.
4115 2011-02-14 Anatoly Sokolov <aesok@post.ru>
4117 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
4118 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
4119 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
4120 (rx_mode_dependent_address_p): ...this. Make static. Change argument
4122 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
4124 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4126 * config/stormy16/constraints.md: New file.
4127 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
4128 Use satisfies_constraint_Q and satisfies_constraint_R.
4129 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
4131 (xstormy16_legitiamte_address_p): Declare.
4132 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
4133 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4134 (EXTRA_CONSTRAINT): Delete.
4135 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4137 (xstormy16_extra_constraint_p): Delete.
4139 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
4141 PR tree-optimization/46494
4142 * loop-unroll.c (split_edge_and_insert): Adjust comment.
4143 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
4144 (pass_rtl_loop_done): Add TODO_verify_flow.
4145 * fwprop.c (pass_rtl_fwprop): Likewise.
4146 * modulo-sched.c (pass_sms): Likewise.
4147 * tree-ssa-dom.c (pass_dominator): Likewise.
4148 * tree-ssa-loop-ch.c (pass_ch): Likewise.
4149 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
4150 (pass_tree_loop_done): Likewise.
4151 * tree-ssa-pre.c (execute_pre): Likewise.
4152 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
4153 * tree-ssa-sink.c (pass_sink_code): Likewise.
4154 * tree-vrp.c (pass_vrp): Likewise.
4156 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4158 * config/v850/constraints.md: New file.
4159 * config/v850/v850.md: Include it.
4160 * config/v850/predicates.md (reg_or_0_operand): Use
4161 satisfies_constraint_G.
4162 (special_symbolref_operand): Use satisfies_constraint_K.
4163 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
4164 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
4165 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
4166 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
4167 (EXTRA_CONSTRAINT): Delete.
4168 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
4169 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
4170 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
4172 2011-02-14 Anatoly Sokolov <aesok@post.ru>
4175 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
4178 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4180 * config/mcore/constraints.md: New file.
4181 * config/mcore/mcore.md: Include it.
4182 * config/mcore/mcore.c (reg_class_from_letter): Delete.
4183 * config/mcore/mcore.h (reg_class_from_letter): Delete.
4184 (REG_CLASS_FROM_LETTER): Delete.
4185 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
4186 insn_const_int_ok_for_constraint.
4187 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
4188 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
4189 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4190 (EXTRA_CONSTRAINT): Delete.
4192 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4195 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
4196 (IS_SIGHANDLER): Define.
4197 (sparc64_is_sighandler): New function, split off from
4198 sparc64_fallback_frame_state.
4199 (sparc_is_sighandler): New function, split off from
4200 sparc_fallback_frame_state.
4201 (sparc64_fallback_frame_state): Merge with ...
4202 (sparc_fallback_frame_state): ... this into ...
4203 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
4204 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
4205 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
4206 stack instead of hardcoded offsets.
4208 2011-02-14 Andriy Gapon <avg@freebsd.org>
4211 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
4213 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4215 * configure: Regenerate.
4217 2011-02-12 Joseph Myers <joseph@codesourcery.com>
4220 * gcc.c (asm_options): Correct spec matching --target-help.
4222 2011-02-12 Martin Jambor <mjambor@suse.cz>
4224 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
4225 to gimple call error.
4227 2011-02-12 Mike Stump <mikestump@comcast.net>
4229 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
4230 comments in backslash regions.
4232 2011-02-12 Mike Stump <mikestump@comcast.net>
4233 Jakub Jelinek <jakub@redhat.com>
4234 Iain Sandoe <iains@gcc.gnu.org>
4237 * dwarf2out.c (output_cfa_loc): When required, apply the
4238 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
4239 (output_loc_sequence): Likewise.
4240 (output_loc_operands_raw): Likewise.
4241 (output_loc_sequence_raw): Likewise.
4242 (output_cfa_loc): Likewise.
4243 (output_loc_list): Suppress register number adjustment when
4244 calling output_loc_sequence()
4245 (output_die): Likewise.
4247 2011-02-12 Anatoly Sokolov <aesok@post.ru>
4249 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4251 * config/xtensa/xtensa.c (xtensa_register_move_cost,
4252 xtensa_memory_move_cost): New functions.
4253 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
4255 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
4258 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
4259 in the current directory.
4260 * configure: Rebuilt.
4262 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4264 * config/darwin.c (darwin_override_options): Add a hunk missed
4265 from the commit of r168571. Trim comment line lengths and
4266 correct indents of the preceding block.
4268 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4270 * gcc.c (driver_handle_option): Concatenate the argument to -F with
4273 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4275 * common.opt (nostartfiles): New Driver option.
4277 2011-02-11 Xinliang David Li <davidxl@google.com>
4279 PR tree-optimization/47707
4280 * tree-chrec.c (convert_affine_scev): Keep type precision.
4282 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
4284 PR tree-optimization/47420
4285 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
4287 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
4289 PR rtl-optimization/47614
4290 * rtl.h (check_for_inc_dec): Declare.
4291 * dse.c (check_for_inc_dec): Externalize...
4292 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
4293 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
4295 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4298 * gcc.c (main): Do not compile inputs if there were errors in
4300 * opts-common.c (read_cmdline_option): Check for wrong language
4301 after other error checks.
4303 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
4305 * cgraph.c: Fix comment typos.
4306 * cgraph.h: Likewise.
4307 * cgraphunit.c: Likewise.
4308 * ipa-cp.c: Likewise.
4309 * ipa-inline.c: Likewise.
4310 * ipa-prop.c: Likewise.
4311 * ipa-pure-const.c: Likewise.
4312 * ipa-ref.c: Likewise.
4313 * ipa-reference.c: Likewise.
4315 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4318 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4320 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4323 * doc/sourcebuild.texi (Require Support): Document
4324 dg-require-ascii-locale.
4326 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4328 * doc/lto.texi (Write summary): Fix missing parentheses.
4330 2011-02-10 DJ Delorie <dj@redhat.com>
4332 * config/m32c/m32c.c (m32c_option_override): Disable
4333 -fcombine-stack-adjustments until flag value tracking and compare
4334 optimization can be rewritten.
4336 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4338 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4340 (PROCESSOR_DEFAULT64): Likewise.
4342 2011-02-10 Richard Henderson <rth@redhat.com>
4344 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4345 change from 2011-02-03.
4346 * config/rx/rx.c (flags_from_code): Likewise.
4347 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4348 is valid, n/pz otherwise.
4349 (rx_select_cc_mode): Return CCmode if Y is not zero.
4351 2011-02-10 Richard Guenther <rguenther@suse.de>
4353 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4355 2011-02-10 Richard Guenther <rguenther@suse.de>
4357 PR tree-optimization/47677
4358 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4360 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4363 * combine.c (make_compound_operation): Only change shifts into
4364 multiplication for SCALAR_INT_MODE_P.
4366 2011-02-10 Jie Zhang <jie@codesourcery.com>
4370 2011-02-05 Jie Zhang <jie@codesourcery.com>
4372 * web.c (entry_register): Don't clobber the number of the
4373 first uninitialized reference in used[].
4375 2011-02-09 Richard Guenther <rguenther@suse.de>
4377 PR tree-optimization/47664
4378 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4381 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4385 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4387 (PROCESSOR_DEFAULT64): Same.
4388 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4390 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4392 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4394 2011-02-09 Martin Jambor <mjambor@suse.cz>
4397 * tree-sra.c (struct access): New flags grp_scalar_read and
4398 grp_scalar_write. Changed description of assignment read and write
4400 (dump_access): Dump new flags, reorder all of them.
4401 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4402 to detect multiple scalar reads.
4403 (analyze_access_subtree): Use the new scalar read write flags instead
4404 of the old flags. Adjusted comments.
4406 2011-02-08 DJ Delorie <dj@redhat.com>
4409 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4412 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4414 * config/m68k/uclinux.opt: New.
4415 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4417 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4419 * config/cris/elf.opt (sim): New Driver option.
4421 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4423 * config/xtensa/elf.opt: New.
4424 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4426 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4428 * config/vax/elf.opt: New.
4429 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4431 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4433 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4435 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4437 * config/gnu-user.opt: New.
4438 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4439 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4440 *-*-uclinux*): Use gnu-user.opt.
4442 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4444 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4445 * config/i386/gnu.h (CPP_SPEC): Likewise.
4447 2011-02-08 Ian Lance Taylor <iant@google.com>
4449 * common.opt (fcx-limited-range): Add SetByCombined flag.
4450 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4451 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4452 (fassociative-math, freciprocal-math): Likewise.
4453 (funsafe-math-optimizations): Likewise.
4454 * opth-gen.awk: Handle SetByCombined.
4455 * optc-gen.awk: Likewise.
4456 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4457 (set_unsafe_math_optimizations_flags): Likewise.
4458 * doc/options.texi (Option properties): Document SetByCombined.
4460 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4462 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4463 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4464 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4465 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4466 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4468 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4470 PR tree-optimization/46834
4471 PR tree-optimization/46994
4472 PR tree-optimization/46995
4473 * graphite-sese-to-poly.c (used_outside_reduction): New.
4474 (detect_commutative_reduction): Call used_outside_reduction.
4475 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4476 translate_scalar_reduction_to_array only when at least one
4477 loop-phi/close-phi tuple has been detected.
4479 2011-02-08 Richard Guenther <rguenther@suse.de>
4482 * tree-vect-generic.c (expand_vector_operations_1): Update
4484 (expand_vector_operations): ... not here. Cleanup EH info
4485 and the CFG if required.
4487 2011-02-08 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/47641
4490 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4491 require type compatibility.
4493 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4495 * gimple-low.c (lower_function_body): Don't remove the location of
4496 the return statement here.
4497 (lower_gimple_return): Do it here instead but only if the return
4498 statement is actually used twice.
4500 2011-02-08 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/47632
4503 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4504 unused up_to_stmt parameter, return whether cfg-cleanup is
4505 necessary, remove EH info properly.
4506 (forward_propagate_into_gimple_cond): Adjust caller.
4507 (forward_propagate_into_cond): Likewise.
4508 (forward_propagate_comparison): Likewise.
4509 (tree_ssa_forward_propagate_single_use_vars): Make
4510 forward_propagate_comparison case similar to the two others.
4512 2011-02-08 Nick Clifton <nickc@redhat.com>
4514 * config/mn10300/mn10300.opt (mliw): New command line option.
4515 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4516 (liw_bundling): New automaton.
4517 (liw): New attribute.
4518 (liw_op): New attribute.
4519 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4520 (movsi_internal): Add LIW attributes.
4524 (addsi3): Separate register and immediate alternatives.
4529 (lshrsi3): Likewise.
4530 (ashrsi3): Likewise.
4532 * config/mn10300/mn10300.c (liw_op_names): New
4533 (mn10300_print_operand): Handle 'W' operand descriptor.
4534 (extract_bundle): New function.
4535 (check_liw_constraints): New function.
4536 (liw_candidate): New function.
4537 (mn10300_bundle_liw): New function.
4538 (mn10300_reorg): New function.
4539 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4540 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4541 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4542 __LIW__ or __NO_LIW__.
4543 * doc/invoke.texi: Describe the -mliw command line option.
4545 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4547 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4548 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4549 pthread_mutex_unlock): Remove.
4550 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4551 * config/pa/t-pa64: Likewise.
4552 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4553 shared libc if not linking against libpthread.
4554 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4556 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4559 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4560 on 10.6 and later to ensure that we always use the unwinder from
4561 the system. Only add -no_compact_unwind when tarteting darwin
4564 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4567 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4568 (vec_interleave_lowv2sf): Ditto.
4569 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4570 (vec_extract_oddv2sf): Ditto.
4572 2011-02-07 Mike Stump <mikestump@comcast.net>
4575 Add __ieee_divdc3 entry point.
4576 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4578 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4579 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4580 * config/darwin.c (darwin_rename_builtins): Add.
4581 * config/darwin-protos.h (darwin_rename_builtins): Add.
4583 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4586 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4589 2011-02-07 Mike Stump <mikestump@comcast.net>
4591 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4593 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4596 * config/avr/libgcc.S (exit): Move .endfunc
4598 2011-02-07 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/47615
4601 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4602 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4603 (run_scc_vn): Initialize it.
4604 (visit_reference_op_load): Use it.
4605 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4607 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4609 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4610 DImode trapping arithmetic libfuncs.
4612 2011-02-07 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/47621
4615 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4617 (execute_update_addresses_taken): ... here. Make it more
4618 conservative in what we accept.
4620 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4622 * config/sparc/freebsd.h (ASM_SPEC): Define.
4623 * config/sparc/vxworks.h (ASM_SPEC): Define.
4625 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4627 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4629 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4631 * doc/invoke.texi: Remove reference to compiler internals from
4634 * reg-notes.def: Remove REG_VALUE_PROFILE.
4635 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4637 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4640 * varasm.c (default_section_type_flags): If decl is NULL,
4641 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4643 2011-02-05 Jie Zhang <jie@codesourcery.com>
4646 * web.c (entry_register): Don't clobber the number of the
4647 first uninitialized reference in used[].
4649 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4651 PR tree-optimization/46194
4652 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4653 (build_classic_dist_vector_1): Do not represent classic distance
4654 vectors when the access functions are variating in different loops.
4656 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4658 * config/mips/iris6.opt: New.
4659 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4661 2011-02-04 Richard Henderson <rth@redhat.com>
4662 Steve Ellcey <sje@cup.hp.com>
4665 * config/ia64/predicates.md (mux1_brcst_element): New.
4666 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4667 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4668 (ia64_unpack_sign): New.
4669 (ia64_expand_unpack): Rewrite using new routines.
4670 (ia64_expand_widen_sum): Ditto.
4671 (ia64_expand_dot_prod_v8qi): Ditto.
4672 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4673 routines, add endian check.
4674 (pmpy2_even): Rename from pmpy2_r, add endian check.
4675 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4676 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4677 (vec_widen_smult_hi_v4hi): Ditto.
4678 (vec_widen_umult_lo_v4hi): Ditto.
4679 (vec_widen_umult_hi_v4hi): Ditto.
4680 (mulv2si3): Change endian checks.
4681 (sdot_prodv4hi): Rewrite with new calls.
4682 (udot_prodv4hi): New.
4683 (vec_pack_ssat_v4hi): Add endian check.
4684 (vec_pack_usat_v4hi): Ditto.
4685 (vec_pack_ssat_v2si): Ditto.
4686 (max1_even): Rename from max1_r, add endian check.
4687 (max1_odd): Rename from max1_l, add endian check.
4688 (*mux1_rev): Format change.
4690 (*mux1_shuf): Ditto.
4692 (*mux1_brcst_v8qi): Use new predicate.
4693 (vec_extract_evenv8qi): Remove endian check.
4694 (vec_extract_oddv8qi): Ditto.
4695 (vec_interleave_lowv4hi): Format change.
4696 (vec_interleave_highv4hi): Ditto.
4697 (mix2_even): Rename from mix2_r, add endian check.
4698 (mix2_odd): Rename from mux2_l, add endian check.
4699 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4700 (vec_extract_evenodd_helper): Format change.
4701 (vec_extract_evenv4hi): Remove endian check.
4702 (vec_extract_oddv4hi): Remove endian check.
4703 (vec_interleave_lowv2si): Format change.
4704 (vec_interleave_highv2si): Format change.
4705 (vec_initv2si): Remove endian check.
4706 (vecinit_v2si): Add endian check.
4707 (reduc_splus_v2sf): Add endian check.
4708 (reduc_smax_v2sf): Ditto.
4709 (reduc_smin_v2sf): Ditto.
4710 (vec_initv2sf): Remove endian check.
4711 (fpack): Add endian check.
4712 (fswap): Add endian check.
4713 (vec_interleave_highv2sf): Add endian check.
4714 (vec_interleave_lowv2sf): Add endian check.
4715 (fmix_lr): Add endian check.
4716 (vec_setv2sf): Format change.
4717 (*vec_extractv2sf_0_be): Use shift to extract operand.
4718 (*vec_extractv2sf_1_be): New.
4719 (vec_pack_trunc_v4hi): Add endian check.
4720 (vec_pack_trunc_v2si): Format change.
4722 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4725 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4726 do bb, locus and block comparison and disallow loads if it is not set.
4727 (stmt_is_replaceable_p): New function.
4728 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4730 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4731 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4733 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4735 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4737 * config/rs6000/xilinx.opt: New.
4738 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4740 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4742 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4744 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4746 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4747 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4748 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4749 secondary_reload_info, xtensa_secondary_reload): Remove.
4750 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4751 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4752 (xtensa_preferred_reload_class): Make static. Change return and
4753 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4754 Use CONST_DOUBLE_P predicate.
4755 (xtensa_preferred_output_reload_class): New function.
4756 (xtensa_secondary_reload): Make static.
4758 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4760 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4761 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4762 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4764 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4767 * output.h (SECTION_RELRO): Define.
4768 (SECTION_MACH_DEP): Adjust.
4769 (get_variable_section): New prototype.
4770 * varpool.c (varpool_finalize_named_section_flags): New function.
4771 (varpool_assemble_pending_decls): Call it.
4772 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4773 * cgraphunit.c (cgraph_output_in_order): Call
4774 varpool_finalize_named_section_flags.
4775 * varasm.c (get_section): Allow section flags conflicts between
4776 relro and read-only sections if the section hasn't been declared yet.
4777 Set SECTION_OVERRIDE after diagnosing section type conflict.
4778 (get_variable_section): No longer static.
4779 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4780 readonly sections that need relocations.
4781 (decl_readonly_section_1): New function.
4782 (decl_readonly_section): Use it.
4785 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4786 Steve Ellcey <sje@cup.hp.com>
4789 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4790 if section attribute used.
4792 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4794 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4795 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4796 (darwin_init_sections): Remove assertion.
4798 2011-02-03 Nick Clifton <nickc@redhat.com>
4800 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4802 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4803 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4804 instead of "n" and "pz".
4805 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4808 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4811 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4812 fma, expand FMA_EXPR as fma{,f,l} call.
4815 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4816 copy them into a unsigned char variable and pass address of it to
4817 lto_output_data_stream.
4820 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4821 around backend_init_target and lang_dependent_init_target calls.
4822 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4823 (verify_cgraph_node): Don't call set_cfun here. Use
4824 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4825 Set error_found for incorrectly represented calls to thunks.
4827 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4830 PR rtl-optimization/43494
4831 * rtl.h (for_each_inc_dec_fn): New type.
4832 (for_each_inc_dec): Declare.
4833 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4834 (for_each_inc_dec_find_inc_dec): New fn.
4835 (for_each_inc_dec_find_mem): New fn.
4836 (for_each_inc_dec): New fn.
4837 * dse.c (struct insn_size): Remove.
4838 (replace_inc_dec, replace_inc_dec_mem): Remove.
4839 (emit_inc_dec_insn_before): New fn.
4840 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4841 (canon_address): Pass mem modes to cselib_lookup.
4842 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4843 (cselib_lookup_from_insn): Likewise.
4844 (cselib_subst_to_values): Likewise.
4845 * cselib.c (find_slot_memmode): New var.
4846 (cselib_find_slot): New fn. Use it instead of
4847 htab_find_slot_with_hash everywhere.
4848 (entry_and_rtx_equal_p): Use find_slot_memmode.
4849 (autoinc_split): New fn.
4850 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4851 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4852 Deal with autoinc. Special-case recursion into MEMs.
4853 (cselib_hash_rtx): Likewise.
4854 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4855 address and MEM modes.
4856 (cselib_subst_to_values): Add memmode, pass it on.
4858 (cselib_lookup): Add memmode argument, pass it on.
4859 (cselib_lookup_from_insn): Add memmode.
4860 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4861 (struct cselib_record_autoinc_data): New.
4862 (cselib_record_autoinc_cb): New fn.
4863 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4864 mode to cselib_lookup. Reset autoinced REGs here instead of...
4865 (cselib_process_insn): ... here.
4866 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4868 (add_uses): Likewise, also to cselib_subst_to_values.
4869 (add_stores): Likewise.
4870 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4871 cselib_subst_to_values.
4872 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4873 * gcse.c (do_local_cprop): Adjusted.
4874 * postreload.c (reload_cse_simplify_set): Adjusted.
4875 (reload_cse_simplify_operands): Adjusted.
4876 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4878 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4880 PR tree-optimization/45122
4881 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4882 unsafe assumptions when there's more than one loop exit.
4884 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4888 Document using vector double with the load/store builtins, and
4889 that the load/store builtins always use Altivec instructions.
4891 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4892 to use altivec memory instructions, even on VSX.
4893 (vector_altivec_store_<mode>): Ditto.
4895 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4899 V2DF, V2DI support to load/store overloaded builtins.
4901 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4902 altivec load/store builtins for V2DF/V2DI types.
4904 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4905 set avoid indexed addresses on power6 if -maltivec.
4906 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4907 vector_altivec_load/vector_altivec_store builtins.
4908 (altivec_expand_st_builtin): Ditto.
4909 (altivec_expand_builtin): Add VSX memory builtins.
4910 (rs6000_init_builtins): Add V2DI types to internal types.
4911 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4912 load/store builtins.
4913 (rs6000_address_for_altivec): Insure memory address is appropriate
4916 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4917 vec_vsx_ld and vec_vsx_st.
4918 (vsx_store_<mode>): Ditto.
4920 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4921 variables to hold long long types for VSX vector memory builtins.
4922 (RS6000_BTI_unsigned_long_long): Ditto.
4923 (long_long_integer_type_internal_node): Ditti.
4924 (long_long_unsigned_type_internal_node): Ditti.
4926 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4927 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4928 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4930 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4932 (vec_vsx_st): Ditto.
4934 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4936 * config/pa/pa-hpux10.opt: New.
4937 * config/hpux11.opt (pthread): New Driver option.
4938 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4939 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4941 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4943 * config/ia64/vms.opt: New.
4944 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4946 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4949 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4950 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4951 generator functions.
4952 (vsx_floatuns<VSi><mode>2): Ditto.
4953 (vsx_fix_trunc<mode><VSi>2): Ditto.
4954 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4956 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4958 * config/i386/djgpp.opt (posix): New Driver option.
4960 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4962 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4963 Move to the unsupported targets list.
4965 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4967 PR rtl-optimization/47525
4968 * df-scan.c: Update copyright years.
4969 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4970 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4972 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4974 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4975 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4976 (ASM_OUTPUT_ASCII): Remove.
4977 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4979 2011-02-02 Jeff Law <law@redhat.com>
4982 * reload.c (find_reloads_address): Handle reg+d address where both
4983 components are invalid by reloading the entire address.
4985 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4986 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/40979
4990 * passes.c (init_optimization_passes): After LIM call copy_prop
4991 and DCE to clean up.
4992 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4994 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4996 PR tree-optimization/47576
4997 PR tree-optimization/47555
4998 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4999 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
5000 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
5001 * tree-scalar-evolution.c (follow_ssa_edge): Use
5002 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
5004 2011-02-02 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/47566
5007 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
5009 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
5013 * tree-inline.c (declare_return_variable): Remove unused caller
5018 * tree-flow-inline.h (clear_is_used, is_used_p): New.
5019 * cfgexpand.c (account_used_vars_for_block): Use them.
5020 * tree-nrv.c (tree_nrv): Likewise.
5021 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5022 (dump_scope_block): Likewise.
5023 (remove_unused_locals): Likewise.
5027 * tree-inline.c (declare_return_variable): Add result decl to
5028 local decls only once.
5029 * gimple-low.c (record_vars_into): Mark newly-created variables
5032 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
5038 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5040 (no_real_insns_p, schedule_block, set_priorities): Drop special
5041 treatment of boundary debug insns.
5042 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5043 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
5044 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5045 (BOUNDARY_DEBUG_INSN_P): Likewise.
5046 (SCHEDULE_DEBUG_INSN_P): Likewise.
5047 * sched-rgn.c (init_ready_list): Drop special treatment of
5048 boundary debug insns.
5049 * final.c (rest_of_clean_state): Clear notes' BB.
5051 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5053 * config/openbsd.opt (assert=): New Driver option.
5055 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5057 * config/i386/nto.opt: New.
5058 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
5060 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5062 * config/i386/netware.opt: New.
5063 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
5065 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5067 * config/interix.opt (posix): New Driver option.
5069 2011-02-01 DJ Delorie <dj@redhat.com>
5071 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
5073 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
5076 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
5078 PR tree-optimization/47561
5079 * toplev.c (process_options): Print the Graphite flags. Add
5080 flag_loop_flatten to the list of options requiring Graphite.
5082 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5084 * config/i386/cygming.opt (posix): New Driver option.
5086 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5088 * config/arm/vxworks.opt: New.
5089 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
5091 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5093 * config/alpha/elf.opt: New.
5094 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
5095 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
5097 2011-02-01 Richard Guenther <rguenther@suse.de>
5099 PR tree-optimization/47559
5100 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
5101 store-motion on references that can throw.
5103 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
5105 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
5106 * tree-pass.h (TDF_CSELIB): New macro.
5107 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
5108 cselib_lookup): Check for it rather than for TDF_DETAILS.
5110 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
5113 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
5116 * opts.c (finish_options): Don't add x_aux_base_name if it is
5119 2011-02-01 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/47555
5123 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
5125 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
5127 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
5130 * config/lm32/t-lm32: Add multilib for all CPU options.
5132 2011-02-01 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/47541
5135 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5136 sure to have a field at offset zero.
5138 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5140 * config/arc/arc.opt (EB, EL): New Driver options.
5142 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5144 * config/alpha/osf5.opt: New.
5145 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
5147 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5149 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
5151 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
5153 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
5155 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
5156 is an alias of -floop-interchange and that it requires the
5157 Graphite infrastructure.
5158 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
5159 flag_loop_interchange based on the value of flag_tree_loop_linear.
5161 2011-01-31 Jakub Jelinek <jakub@redhat.com>
5162 Richard Guenther <rguenther@suse.de>
5164 PR tree-optimization/47538
5165 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
5166 type instead of r1type, except for comparisons. For right
5167 shifts and comparisons punt if there are mismatches in
5168 sizetype vs. non-sizetype types.
5170 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5172 * doc/sourcebuild.texi (Effective-Target Keywords): Document
5175 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5177 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
5179 * configure: Regenerate.
5181 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5183 * configure.ac (gcc_cv_ld_static_option): Define.
5184 (gcc_cv_ld_dynamic_option): Define.
5185 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
5187 (HAVE_LD_STATIC_DYNAMIC): Update message.
5188 (LD_STATIC_OPTION): Define.
5189 (LD_DYNAMIC_OPTION): Define.
5190 * configure: Regenerate.
5191 * config.in: Regenerate.
5192 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
5193 HAVE_LD_STATIC_DYNAMIC]: Use them.
5195 2011-01-31 Nick Clifton <nickc@redhat.com>
5197 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
5198 registers inside interrupt handlers if the handler is not a leaf
5201 2011-01-31 Nick Clifton <nickc@redhat.com>
5203 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
5204 reg_renumber returning an INVALID_REGNUM.
5206 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
5209 * doc/install.texi: Document host options discarded when cross
5210 configuring target libraries.
5212 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
5215 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5218 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5220 (no_real_insns_p, schedule_block, set_priorities): Drop special
5221 treatment of boundary debug insns.
5222 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5223 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5224 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5225 (BOUNDARY_DEBUG_INSN_P): Likewise.
5226 (SCHEDULE_DEBUG_INSN_P): Likewise.
5227 * sched-rgn.c (init_ready_list): Drop special treatment of
5228 boundary debug insns.
5229 * final.c (rest_of_clean-state): Clear notes' BB.
5231 2011-01-31 Alan Modra <amodra@gmail.com>
5233 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
5234 toc relative expressions as we do in print_operand_address.
5236 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
5238 * doc/extend.texi: Follow spelling conventions.
5239 * doc/invoke.texi: Fix a typo.
5241 2011-01-30 Joseph Myers <joseph@codesourcery.com>
5243 * config/hpux11.opt: New.
5244 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
5245 ia64*-*-hpux*): Use hpux11.opt.
5247 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
5249 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
5252 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5254 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
5257 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5259 * doc/install.texi (Binaries): Remove outdated reference for
5260 Motorola 68HC11/68HC12 downloads.
5262 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5264 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
5267 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
5270 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
5273 2011-01-28 Ahmad Sharif <asharif@google.com>
5275 * value-prof.c (check_counter): Corrected error message.
5277 2011-01-29 Jie Zhang <jie@codesourcery.com>
5279 * config/arm/arm.c (arm_legitimize_reload_address): New.
5280 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
5281 arm_legitimize_reload_address.
5282 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
5284 2011-01-28 Ian Lance Taylor <iant@google.com>
5286 * godump.c (go_define): Ignore macros whose definitions include
5287 two adjacent operands.
5289 2011-01-28 Jakub Jelinek <jakub@redhat.com>
5292 * varasm.c (force_const_mem): Store copy of x in desc->constant
5293 instead of x itself.
5294 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
5295 itself into REG_EQUAL note.
5297 2011-01-28 Joseph Myers <joseph@codesourcery.com>
5299 * config/freebsd.opt (posix, rdynamic): New Driver options.
5301 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5303 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
5305 * configure: Regenerate.
5307 2011-01-27 Joseph Myers <joseph@codesourcery.com>
5309 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
5310 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
5312 2011-01-27 Anatoly Sokolov <aesok@post.ru>
5314 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5315 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5316 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5317 (s390_preferred_reload_class): Make static. Change return and
5318 'rclass' argument type to reg_class_t.
5320 2011-01-27 Jan Hubicka <jh@suse.cz>
5323 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5324 (process_function_and_variable_attributes): Check defined weakrefs.
5326 2011-01-27 Martin Jambor <mjambor@suse.cz>
5328 PR tree-optimization/47228
5329 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5330 build_ref_for_offset.
5332 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5334 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5336 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5338 PR rtl-optimization/46856
5339 * postreload.c (reload_combine_recognize_const_pattern): Do not
5340 separate cc0 setter and user on cc0 targets.
5342 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5345 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5346 passed a VOID_TYPE expression, immediately emit an error and
5347 return error_mark_node.
5349 2011-01-26 Jeff Law <law@redhat.com>
5351 PR rtl-optimization/47464
5352 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5353 rather than may_trap_p as needed.
5355 2011-01-26 DJ Delorie <dj@redhat.com>
5357 PR rtl-optimization/46878
5358 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5359 setter/user dependency as well.
5361 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5363 PR rtl-optimization/44469
5364 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5365 after removing trivially dead basic blocks.
5367 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5369 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5370 * config/frv/frv.h (LINK_SPEC): Likewise.
5371 * config/i386/netware.h (LINK_SPEC): Likewise.
5372 * config/m68k/linux.h (ASM_SPEC): Likewise.
5373 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5374 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5375 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5376 * config/sparc/linux.h (ASM_SPEC): Likewise.
5377 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5378 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5380 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5382 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5383 * config/frv/frv.h (ASM_SPEC): Likewise.
5384 * config/m68k/linux.h (ASM_SPEC): Likewise.
5385 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5386 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5387 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5388 * config/sparc/linux.h (ASM_SPEC): Likewise.
5389 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5390 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5392 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5394 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5395 * config/frv/frv.h (LINK_SPEC): Likewise.
5396 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5398 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5400 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5401 * config/frv/frv.h (ASM_SPEC): Likewise.
5402 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
5403 * config/m68k/linux.h (ASM_SPEC): Likewise.
5404 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5405 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
5406 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5407 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5408 * config/sparc/linux.h (ASM_SPEC): Likewise.
5409 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5410 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5411 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5413 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5416 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5418 (vec_extract_evenodd_help): Ditto.
5419 (vec_extract_evenv4hi): Ditto.
5420 (vec_extract_oddv4hi): Ditto.
5421 (vec_interleave_lowv2si): Ditto.
5422 (vec_interleave_highv2si): Ditto.
5423 (vec_extract_evenv2si): Ditto.
5424 (vec_extract_oddv2si: Ditto.
5425 (vec_pack_trunc_v2si): Ditto.
5427 2011-01-22 Jan Hubicka <jh@suse.cz>
5430 * cgraph.h (cgraph_local_info): New field can_change_signature.
5431 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5432 signature can change.
5433 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5435 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5436 (cgraph_function_versioning): We can not change signature of functions
5437 that don't allow that.
5438 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5439 (lto_input_node): Likewise.
5440 * ipa-inline.c (compute_inline_parameters): Compute
5441 local.can_change_signature.
5442 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5443 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5444 functions that can not change signature.
5445 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5446 init_cumulative_args): Do not use local calling conventions
5447 for functions that can not change signature.
5449 2011-01-22 Jan Hubicka <jh@suse.cz>
5451 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5453 2011-01-26 Richard Guenther <rguenther@suse.de>
5455 PR tree-optimization/47190
5456 * cgraphunit.c (process_common_attributes): New function.
5457 (process_function_and_variable_attributes): Use it.
5459 2011-01-26 Richard Guenther <rguenther@suse.de>
5462 * cgraphbuild.c (record_eh_tables): Record reference to personality
5465 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5468 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5469 non-debug insns from moving up.
5471 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5474 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5475 t-dlldir{,-x} fragment for build and add it to tmake_file.
5476 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5477 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5478 * config/i386/t-dlldir: New file.
5479 (SHLIB_DLLDIR): Define.
5480 * config/i386/t-dlldir-x: New file.
5481 (SHLIB_DLLDIR): Define.
5482 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5483 (SHLIB_INSTALL): Use it.
5485 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5488 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5489 lower bound of the allowed Thumb-2 coprocessor load/store
5490 index range to -256. Add explaining comment.
5492 2011-01-25 Ian Lance Taylor <iant@google.com>
5494 * godump.c (go_define): Improve lexing of macro expansion to only
5495 accept expressions which match Go spec.
5497 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5500 * tree.c (handle_dll_attribute): Handle it.
5501 * doc/extend.texi (@item dllexport): Mention it.
5502 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5504 2011-01-25 Ian Lance Taylor <iant@google.com>
5506 PR tree-optimization/26854
5507 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5508 (decl_jump_unsafe): Move higher in file, with no other change.
5509 (bind): Set has_jump_unsafe_decl if appropriate.
5510 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5511 (check_earlier_gotos): Likewise.
5512 (c_check_switch_jump_warnings): Likewise.
5514 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5516 * doc/invoke.texi (Warning Options): Add missing hyphen.
5517 (-fprofile-dir): Minor grammatical fixes.
5518 (-fbranch-probabilities): Likewise.
5520 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5524 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5526 (no_real_insns_p, schedule_block, set_priorities): Drop special
5527 treatment of boundary debug insns.
5528 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5529 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5530 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5531 (BOUNDARY_DEBUG_INSN_P): Likewise.
5532 (SCHEDULE_DEBUG_INSN_P): Likewise.
5533 * sched-rgn.c (init_ready_list): Drop special treatment of
5534 boundary debug insns.
5535 * final.c (rest_of_clean-state): Clear notes' BB.
5537 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5539 * Makefile.in (LAMBDA_H): Removed.
5540 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5541 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5542 lambda-trans.o, and tree-loop-linear.o.
5543 (lto-symtab.o): Remove dependence on LAMBDA_H.
5544 (tree-loop-linear.o): Remove rule.
5545 (lambda-mat.o): Same.
5546 (lambda-trans.o): Same.
5547 (lambda-code.o): Same.
5548 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5549 (tree-vect-slp.o): Same.
5550 * hwint.h (gcd): Moved here.
5551 (least_common_multiple): Same.
5552 * lambda-code.c: Removed.
5553 * lambda-mat.c: Removed.
5554 * lambda-trans.c: Removed.
5555 * lambda.h: Removed.
5556 * tree-loop-linear.c: Removed.
5557 * lto-symtab.c: Do not include lambda.h.
5558 * omega.c (gcd): Removed.
5559 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5560 * tree-data-ref.c (print_lambda_vector): Moved here.
5561 (lambda_vector_copy): Same.
5562 (lambda_matrix_copy): Same.
5563 (lambda_matrix_id): Same.
5564 (lambda_vector_first_nz): Same.
5565 (lambda_matrix_row_add): Same.
5566 (lambda_matrix_row_exchange): Same.
5567 (lambda_vector_mult_const): Same.
5568 (lambda_vector_negate): Same.
5569 (lambda_matrix_row_negate): Same.
5570 (lambda_vector_equal): Same.
5571 (lambda_matrix_right_hermite): Same.
5572 * tree-data-ref.h: Do not include lambda.h.
5573 (lambda_vector): Moved here.
5574 (lambda_matrix): Same.
5575 (dependence_level): Same.
5576 (lambda_transform_legal_p): Removed declaration.
5577 (lambda_collect_parameters): Same.
5578 (lambda_compute_access_matrices): Same.
5579 (lambda_vector_gcd): Same.
5580 (lambda_vector_new): Same.
5581 (lambda_vector_clear): Same.
5582 (lambda_vector_lexico_pos): Same.
5583 (lambda_vector_zerop): Same.
5584 (lambda_matrix_new): Same.
5585 * tree-flow.h (least_common_multiple): Removed declaration.
5586 * tree-parloops.c (lambda_trans_matrix): Moved here.
5588 (LTM_ROWSIZE): Same.
5589 (LTM_COLSIZE): Same.
5590 (LTM_DENOMINATOR): Same.
5591 (lambda_trans_matrix_new): Same.
5592 (lambda_matrix_vector_mult): Same.
5593 (lambda_transform_legal_p): Same.
5594 * tree-pass.h (pass_linear_transform): Removed declaration.
5595 * tree-ssa-loop.c (tree_linear_transform): Removed.
5596 (gate_tree_linear_transform): Removed.
5597 (pass_linear_transform): Removed.
5598 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5599 flag_loop_interchange.
5601 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5603 PR tree-optimization/47265
5604 PR tree-optimization/47443
5605 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5606 if name still has some uses.
5608 2011-01-25 Martin Jambor <mjambor@suse.cz>
5610 PR tree-optimization/47382
5611 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5612 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5614 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5616 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5617 sjlj_except_unwind_info.
5619 2011-01-25 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/47426
5622 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5623 visible functions results escape.
5625 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5628 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5629 (arm_get_frame_offsets): Use it.
5631 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5632 Jakub Jelinek <jakub@redhat.com>
5634 PR tree-optimization/47271
5635 * tree-if-conv.c (bb_postdominates_preds): New.
5636 (if_convertible_bb_p): Call bb_postdominates_preds.
5637 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5638 (predicate_scalar_phi): Call bb_postdominates_preds.
5640 2011-01-25 Nick Clifton <nickc@redhat.com>
5642 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5643 * config/rx/rx.c (rx_function_value): Likewise.
5644 (rx_promote_function_mode): Likewise.
5645 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5646 in order to make it legitimate.
5647 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5648 make sure that the first operand is the same as the result register.
5649 (addsi3_unspec): Delete.
5650 (subdi3): Do not accept immediate operands.
5651 (subdi3_internal): Likewise.
5653 2011-01-25 Jeff Law <law@redhat.com>
5655 PR rtl-optimization/37273
5656 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5657 handle them like argument loads from stack slots. Do not double
5658 count memory for memory constants and argument loads from stack slots.
5660 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5662 PR tree-optimization/47427
5663 PR tree-optimization/47428
5664 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5665 coalesce if the new root var would be TREE_READONLY.
5667 2011-01-25 Richard Guenther <rguenther@suse.de>
5670 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5671 correct type for TBAA.
5673 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5675 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5676 (close_phi_written_to_memory): Call for_each_index with
5677 dr_indices_valid_in_loop.
5679 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5681 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5682 when it is initialized.
5684 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5686 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5687 call to graphite_find_data_references_in_stmt.
5688 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5689 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5690 call to graphite_find_data_references_in_stmt.
5691 (analyze_drs_in_stmts): Same.
5692 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5693 in which the scalar analysis of indices is performed.
5694 (create_data_ref): Same. Update call to dr_analyze_indices.
5695 (find_data_references_in_stmt): Update call to create_data_ref.
5696 (graphite_find_data_references_in_stmt): Same.
5697 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5699 (create_data_ref): Same.
5700 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5701 call to create_data_ref.
5703 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5705 * graphite-sese-to-poly.c (build_poly_scop): Move
5706 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5708 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5710 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5711 VAR_DECL, PARM_DECL, and RESULT_DECL.
5713 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5715 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5717 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5718 that have already been marked as PBB_IS_REDUCTION.
5720 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5722 * graphite-scop-detection.c (same_close_phi_node): New.
5723 (remove_duplicate_close_phi): New.
5724 (make_close_phi_nodes_unique): New.
5725 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5727 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5729 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5730 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5731 of both data references to be the same.
5733 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5735 * graphite-dependences.c (build_lexicographical_constraint): Remove
5737 (build_lexicographical_constraint): Adjust call to
5738 ppl_powerset_is_empty.
5739 (dependence_polyhedron): Same.
5740 (graphite_legal_transform_dr): Same.
5741 (graphite_carried_dependence_level_k): Same.
5742 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5744 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5746 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5748 * graphite-sese-to-poly.c
5749 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5750 (close_phi_written_to_memory): New.
5751 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5754 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5756 * doc/install.texi: Update the expected version number of PPL to 0.11.
5757 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5758 #if PPL_VERSION_MINOR < 11.
5760 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5762 * graphite-dependences.c: Include graphite-cloog-util.h.
5763 (new_poly_ddr): Inlined into dependence_polyhedron.
5764 (free_poly_ddr): Moved close by new_poly_ddr.
5765 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5766 Early return NULL when ppl_powerset_is_empty returns true.
5767 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5768 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5769 (graphite_legal_transform_dr): Call new_poly_ddr.
5770 (graphite_carried_dependence_level_k): Same.
5771 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5772 (dot_transformed_deps_stmt_1): Removed.
5773 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5774 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5775 (dot_deps_1): Call dot_deps_2.
5776 * Makefile.in (graphite-dependences.o): Add missing dependence on
5777 graphite-cloog-util.h.
5779 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5781 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5782 (build_lexicographical_constraint): Same.
5783 (dependence_polyhedron_1): Same.
5784 (graphite_legal_transform_dr): Same.
5785 (graphite_carried_dependence_level_k): Same.
5786 * graphite-ppl.c (ppl_powerset_is_empty): New.
5787 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5788 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5790 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5792 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5793 the "a followed by b" relation and document it.
5795 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5797 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5798 iteration when the bag of constraints is empty.
5800 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5804 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5806 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5807 nest and two loop depths as parameters.
5808 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5809 lst_perfect_nestify.
5811 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5813 * graphite-dependences.c (print_pddr): Call
5814 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5816 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5818 * graphite-ppl.c (debug_gmp_value): New.
5819 * graphite-ppl.h (debug_gmp_value): Declared.
5821 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5823 * doc/install.texi: Document availability of cloog-0.16.
5825 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5827 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5828 invalid postdominance info.
5830 2011-01-24 Jan Hubicka <jh@suse.cz>
5833 * doc/extend.texi (weak pragma): Drop claim that it must
5834 appear before definition.
5835 * varasm.c (merge_weak, declare_weak): Only sanity check
5836 that DECL is not output at a time it is declared weak.
5838 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5840 * machmode.def: Fixed comments.
5842 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5844 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5846 2011-01-24 Paul Koning <ni1d@arrl.net>
5848 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5851 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5854 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5855 (block_info): Add scanned and prev.
5856 (move_or_delete_vzeroupper_2): Return if the basic block
5857 has been scanned and the upper 128bit state is unchanged
5859 (move_or_delete_vzeroupper_1): Return true if the exit
5861 (move_or_delete_vzeroupper): Visit basic blocks using the
5862 work-list based algorithm based on vt_find_locations in
5865 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5867 2011-01-24 Nick Clifton <nickc@redhat.com>
5869 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5870 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5871 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5872 then define __v850e1__.
5873 * doc/invoke.texi: Document -mv850es.
5875 2011-01-24 Richard Henderson <rth@redhat.com>
5877 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5878 compound unordered comparisons.
5879 * config/rx/rx.c (rx_split_fp_compare): Remove.
5880 * config/rx/rx-protos.h: Update.
5881 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5882 (cbranchsf4): Don't call rx_split_fp_compare.
5883 (*cbranchsf4): Use rx_split_cbranch.
5884 (*cmpsf): Don't accept "i" constraint.
5885 (*conditional_branch): Only valid after reload.
5886 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5888 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5891 * config/rs6000/altivec.md (vector constant splitters): Add
5892 support for creating vector single precision constants if -mvsx is
5893 used and we would create the constant using Altivec primitives.
5895 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5896 Richard Sandiford <rdsandiford@googlemail.com>
5898 PR rtl-optimization/47166
5899 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5900 mechanism for PRE_MODIFY and POST_MODIFY.
5901 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5904 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5906 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5908 2011-01-22 Jan Hubicka <jh@suse.cz>
5911 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5913 2011-01-22 Jan Hubicka <jh@suse.cz>
5915 PR tree-optimization/43884
5917 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5918 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5920 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5922 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5923 * config/s390/s390.c (s390_register_move_cost,
5924 s390_memory_move_cost): New.
5925 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5927 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5930 * except.c (sjlj_assign_call_site_values): Move setting the
5931 crtl->uses_eh_lsda flag to ...
5932 (sjlj_mark_call_sites): ... here.
5933 (sjlj_emit_function_enter): Support NULL dispatch label.
5934 (sjlj_build_landing_pads): In a function with no landing pads
5935 that still has must-not-throw regions, generate code to register
5936 a personality function with empty LSDA.
5938 2011-01-21 Richard Henderson <rth@redhat.com>
5940 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5942 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5944 * compare-elim.c: New file.
5945 * Makefile.in (OBJS-common): Add it.
5946 (compare-elim.o): New.
5947 * common.opt (fcompare-elim): New.
5948 * opts.c (default_options_table): Add OPT_fcompare_elim.
5949 * tree-pass.h (pass_compare_elim_after_reload): New.
5950 * passes.c (init_optimization_passes): Add it.
5951 * recog.h: Protect against re-inclusion.
5952 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5953 * doc/invoke.texi (-fcompare-elim): Document it.
5954 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5955 * doc/tm.texi: Rebuild.
5957 2011-01-22 Nick Clifton <nickc@redhat.com>
5959 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5960 rx_split_fp_compare.
5962 2011-01-22 Nick Clifton <nickc@redhat.com>
5964 * config/rx/rx.md (UNSPEC_CONST): New.
5965 (deallocate_and_return): Wrap the amount popped off the stack in
5966 an UNSPEC_CONST in order to stop it being rejected by
5967 -mmax-constant-size.
5968 (pop_and_return): Add a "(return)" rtx.
5969 (call): Drop the immediate operand.
5970 (call_internal): Likewise.
5971 (call_value): Likewise.
5972 (call_value_internal): Likewise.
5973 (sibcall_internal): Likewise.
5974 (sibcall_value_internal): Likewise.
5975 (sibcall): Likewise. Generate an explicit call using
5977 (sibcall_value): Likewise.
5978 (mov<>): FAIL if a constant operand is not legitimate.
5979 (addsi3_unpsec): New pattern.
5981 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5982 (ok_for_max_constant): New function.
5983 (gen_safe_add): New function.
5984 (rx_expand_prologue): Use gen_safe_add.
5985 (rx_expand_epilogue): Likewise.
5986 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5989 2011-01-21 Jeff Law <law@redhat.com>
5991 PR tree-optimization/47053
5992 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5993 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5994 statements are deleted.
5995 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5996 is nonempty, then purge dead edges and cleanup the CFG.
5998 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6002 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6004 * tree-dfa.c (create_var_ann): Mark variable as used.
6006 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6009 * except.c (convert_to_eh_region_ranges): Emit queued no-region
6010 notes from other section in hot/cold partitioning even if
6011 last_action is -3. Increment call_site_base.
6013 PR rtl-optimization/47366
6014 * fwprop.c (forward_propagate_into): Return bool. If
6015 any changes are made, -fnon-call-exceptions is used and
6016 REG_EH_REGION note is present, call purge_dead_edges
6017 and return true if it purged anything.
6018 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
6019 any EH edges were purged.
6021 2011-01-21 Jeff Law <law@redhat.com>
6023 PR rtl-optimization/41619
6024 * caller-save.c (setup_save_areas): Break out code to determine
6025 which hard regs are live across calls by examining the reload chains
6026 so that it is always used.
6027 Eliminate code which checked REG_N_CALLS_CROSSED.
6029 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6031 PR tree-optimization/47355
6032 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
6033 NOP has non-debug uses beyond PHIs in new_bb.
6035 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6038 * cfgexpand.c (account_used_vars_for_block): Only account vars
6039 that are annotated as used.
6040 (estimated_stack_frame_size): Don't set TREE_USED.
6041 * tree-dfa.c (create_var_ann): Mark variable as used.
6043 2011-01-21 Richard Guenther <rguenther@suse.de>
6046 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
6048 2011-01-21 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/47365
6051 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
6052 (vn_reference_lookup_pieces): Adjust.
6053 (vn_reference_lookup): Likewise.
6054 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
6055 (vn_reference_lookup_3): Only look through kills if in
6056 VN_WALKREWRITE mode.
6057 (vn_reference_lookup_pieces): Adjust.
6058 (vn_reference_lookup): Likewise.
6059 (visit_reference_op_load): Likewise.
6060 (visit_reference_op_store): Likewise.
6061 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
6062 (compute_avail): Likewise.
6063 (eliminate): Likewise.
6065 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6067 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
6068 DECL_IGNORED_P non-reg vars if they are used.
6070 PR tree-optimization/47391
6071 * varpool.c (const_value_known_p): Return false if
6074 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
6077 * config/i386/i386.c (ix86_local_alignment): Handle
6078 case for va_list_type_node is nil.
6079 (ix86_canonical_va_list_type): Likewise.
6081 2011-01-21 Alan Modra <amodra@gmail.com>
6083 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
6084 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
6086 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6088 * config/arm/arm.md (define_attr type): Rename f_load
6089 and f_store to f_fpa_load and f_fpa_store. Update.
6090 (write_conflict): Deal with rename fallout.
6091 (*push_fp_multi): Likewise.
6092 * config/arm/fpa.md (f_load): Use f_fpa_load.
6093 (f_store): Use f_fpa_store.
6094 (*movsf_fpa): Likewise.
6095 (*movdf_fpa): Likewise.
6096 (*movxf_fpa): Likewise.
6097 (*thumb2_movsf_fpa): Likewise.
6098 (*thumb2_movdf_fpa): Likewise.
6099 (*thumb2_movxf_fpa): Likewise.
6100 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
6101 f_loadd and f_stored.
6102 (*thumb2_movdi_vfp): Likewise.
6103 (*thumb2_movsf_vfp): Fix attribute to f_loads.
6104 (*thumb2_movsi_vfp): Likewise.
6105 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
6106 Use f_loads instead of f_load.
6107 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
6109 2011-01-20 Anatoly Sokolov <aesok@post.ru>
6111 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
6112 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
6113 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6114 (xtensa_mode_dependent_address_p): New function.
6115 (constantpool_address_p): Make static. Change return type to bool.
6116 Change argument type to const_rtx. Use CONST_INT_P predicate.
6118 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
6121 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
6123 2011-01-20 Jakub Jelinek <jakub@redhat.com>
6126 * cfgexpand.c (expand_debug_expr): Instead of generating
6127 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
6130 2011-01-20 Richard Guenther <rguenther@suse.de>
6133 * tree-inline.c (remap_gimple_op_r): Recurse manually for
6134 the pointer operand of MEM_REFs.
6136 2011-01-20 Jakub Jelinek <jakub@redhat.com>
6138 PR tree-optimization/46130
6139 * ipa-split.c (consider_split): If return_bb contains non-virtual
6140 PHIs other than for retval or if split_function would not adjust it,
6143 2011-01-20 Richard Guenther <rguenther@suse.de>
6145 PR tree-optimization/47167
6146 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6147 Revert previous change, only avoid enumeral type changes.
6149 2011-01-19 Mike Stump <mikestump@comcast.net>
6151 * doc/tm.texi.in (BRANCH_COST): Englishify.
6152 * doc/tm.texi (BRANCH_COST): Likewise.
6154 2011-01-19 Dodji Seketeli <dodji@redhat.com>
6157 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
6158 (gen_scheduled_generic_parms_dies): New functions.
6159 (gen_struct_or_union_type_die): Schedule template parameters DIEs
6160 generation for the end of CU compilation.
6161 (dwarf2out_finish): Generate template parameters DIEs here.
6163 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6166 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
6167 debug bind stmt on merge edges.
6169 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6173 * function.c (instantiate_expr): Instantiate incoming rtl of
6174 implicit arguments, and recurse on VALUE_EXPRs.
6175 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
6176 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
6178 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6180 * c-parser.c (c_parser_for_statement): Initialize
6181 collection_expression.
6183 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6185 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
6187 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6189 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
6190 (LINK_SHLIB_SPEC): Don't use %(link_path).
6191 (SUBTARGET_EXTRA_SPECS): Remove link_path.
6193 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6195 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
6196 (NO_SHARED_LIB_SUPPORT): Remove.
6197 (LINK_SHLIB_SPEC): Remove one conditional definition.
6199 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6201 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
6203 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
6204 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
6205 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
6206 %{call_shared} and conditionals on these options not being passed.
6207 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
6210 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6212 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
6215 * ipa-split.c: Spelling fixes.
6217 2011-01-19 Richard Henderson <rth@redhat.com>
6219 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
6220 (*mulsi3): Likewise.
6222 * longlong.h [__mn10300__] (count_leading_zeros): New.
6223 [__mn10300__] (umul_ppmm, smul_ppmm): New.
6224 [__mn10300__] (add_ssaaaa, subddmmss): New.
6225 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
6226 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
6228 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6230 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
6232 2011-01-19 Richard Henderson <rth@redhat.com>
6234 * config/mn10300/mn10300.md (addsi3_flags): New.
6235 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
6236 (subsi3_flags, subc_internal, subdi3): New.
6237 (subdi3_internal, *subdi3_degenerate): New.
6238 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
6240 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
6241 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
6242 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
6243 * config/mn10300/mn10300-protos.h: Update.
6244 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
6245 (return_ret): Likewise. Rename from return_internal_regs.
6246 (return_internal): Remove.
6248 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
6249 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
6250 (mn10300_legitimate_constant_p): Likewise.
6251 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
6252 (mn10300_frame_size): New.
6253 (mn10300_expand_prologue): Use it.
6254 (mn10300_expand_epilogue): Likewise.
6255 (mn10300_initial_offset): Likewise.
6256 * config/mn10300/mn10300-protos.h: Update.
6257 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
6258 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
6259 (prologue, epilogue, return_internal): Tidy output code.
6260 (mn10300_store_multiple_operation, return): Likewise.
6261 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
6262 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
6263 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
6264 (load_pic, am33_load_pic): New.
6265 (mn10300_load_pic0, mn10300_load_pic1): New.
6267 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
6268 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
6269 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
6270 (cc_flags_for_mode, cc_flags_for_code): New.
6271 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
6272 overflow flag is not valid. Validate that the flags we need
6273 for the comparison are valid.
6274 (mn10300_output_cmp): Remove.
6275 (mn10300_output_add): New.
6276 (mn10300_select_cc_mode): Use cc_flags_for_code.
6277 (mn10300_split_cbranch): New.
6278 (mn10300_match_ccmode): New.
6279 (mn10300_split_and_operand_count): New.
6280 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
6282 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
6283 (addsi3): ... here. Use mn10300_output_add.
6284 (*addsi3_flags): New.
6285 (*am33_subsi3, *mn10300_subsi3): Merge...
6286 (subsi3): ... here. Use attribute isa.
6287 (*subsi3_flags): New.
6288 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
6290 (*am33_andsi3, *mn10300_andsi3): Merge...
6292 (*andsi3_flags): New.
6293 (andsi3 splitters): New.
6294 (*am33_iorsi3, *mn10300_iorsi3): Merge...
6296 (*iorsi3_flags): New.
6297 (*am33_xorsi3, *mn10300_xorsi3): Merge...
6299 (*xorsi3_flags): New.
6300 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
6301 (one_cmplsi2): ... here.
6302 (*one_cmplsi2_flags): New.
6303 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
6304 instead of "dax" in constraints. Use mn10300_split_cbranch.
6305 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
6306 use matching constraints to eliminate a self-comparison.
6307 (*integer_conditional_branch): Rename from integer_conditional_branch.
6308 Use int_mode_flags to match CC_REG.
6309 (*cbranchsi4_btst, *btstsi): New.
6310 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
6311 mn10300_split_cbranch.
6312 (*am33_cmpsf): Rename from am33_cmpsf.
6313 (*float_conditional_branch): Rename from float_conditional_branch.
6314 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6315 (zero_extendqisi2): ... here.
6316 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6317 (zero_extendhisi2): ... here.
6318 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6319 (extendqisi2): ... here.
6320 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6321 (extendhisi2): ... here.
6322 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6323 (ashlsi3): ... here.
6324 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6325 (lshrsi3): ... here.
6326 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6327 (ashrsi3): ... here.
6328 (consecutive add peephole): Remove.
6329 * config/mn10300/predicates.md (label_ref_operand): New.
6330 (int_mode_flags): New.
6331 (CCZN_comparison_operator): New.
6333 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6334 (throughput_42_latency_43): New reservation.
6335 (mulsidi3, umulsidi3): New expanders.
6336 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6337 the MDR register to allocation; separately allocate the low and
6338 high parts of the DImode result.
6339 (umulsidi3_internal): Similarly.
6340 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6341 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6342 (udivsi3, umodsi3): Remove.
6343 (udivmodsi4, divmodsi4): New expanders.
6344 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6345 (*divmodsi4): Simiarly.
6346 (ext_internal): New.
6348 * config/mn10300/constraints.md ("z"): New constraint.
6349 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6350 (FIXED_REGISTERS): Don't fix MDR.
6351 (CALL_USED_REGSITERS): Reformat nicely.
6352 (REG_ALLOC_ORDER): Add MDR.
6353 (enum regclass): Add MDR_REGS.
6354 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6355 (IRA_COVER_CLASSES): Add MDR_REGS.
6356 (REGNO_REG_CLASS): Handle MDR_REG.
6357 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6358 (mn10300_register_move_cost): Likewise.
6359 * config/mn10300/mn10300.md (MDR_REG): New.
6360 (*movsi_internal): Handle moves to/from MDR_REGS.
6362 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6364 (mn10300_secondary_reload): Tidy combination reload classes.
6365 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6366 addresses for AM33. Allow symbolic offsets for reg+imm.
6367 (mn10300_regno_in_class_p): New.
6368 (mn10300_legitimize_reload_address): New.
6369 * config/mn10300/mn10300.h (enum reg_class): Remove
6370 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6371 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6373 (REG_CLASS_NAMES): Update to match.
6374 (REG_CLASS_CONTENTS): Likewise.
6375 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6376 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6377 (REGNO_IN_RANGE_P): Remove.
6378 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6379 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6380 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6381 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6382 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6383 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6384 (REGNO_GENERAL_P): New.
6385 (HAVE_POST_MODIFY_DISP): New.
6386 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6387 (LEGITIMIZE_RELOAD_ADDRESS): New.
6388 * config/mn10300/mn10300-protos.h: Update.
6390 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6391 DATA_REGS for AM33 stack-pointer destination.
6392 (mn10300_preferred_output_reload_class): Likewise.
6393 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6394 into a form appropriate for ...
6395 (TARGET_SECONDARY_RELOAD): New.
6396 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6397 * config/mn10300/mn10300-protos.h: Update.
6398 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6399 reload_insi; use the "A" constraint for the scratch; handle AM33
6400 moves of sp to non-address registers.
6402 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6403 (*movqi_internal): ... here.
6404 (*am33_movhi, *mn10300_movhi): Merge into...
6405 (*movhi_internal): ... here.
6406 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6407 as the source/destination of moves from/to SP.
6408 (movsf): Only allow for AM33-2.
6409 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6410 any integer constant constraint. Only allow for AM33-2. Tidy
6411 all of the alternative outputs.
6412 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6413 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6415 (udivsi3, umodsi3): New patterns for MN103 only.
6417 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6419 * doc/tm.texi.in: Spell out that a lack of register class unions
6421 * doc/tm.texi: Regenerate.
6423 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6425 PR rtl-optimization/47337
6426 * dce.c (check_argument_store): New function.
6427 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6429 PR tree-optimization/47290
6430 * tree-eh.c (infinite_empty_loop_p): New function.
6431 (cleanup_empty_eh): Use it.
6433 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6436 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6437 (a64_expand_widen_sum): Ditto.
6438 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6439 (vec_extract_evenodd_help): Ditto.
6440 (vec_extract_evenv4hi): Ditto.
6441 (vec_extract_oddv4hi): Ditto.
6442 (vec_extract_evenv2si): Ditto.
6443 (vec_extract_oddv2si): Ditto.
6444 (vec_extract_evenv2sf): Ditto.
6445 (vec_extract_oddv2sf): Ditto.
6446 (vec_pack_trunc_v4hi: Ditto.
6447 (vec_pack_trunc_v2si): Ditto.
6448 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6449 (vec_interleave_highv8qi): Ditto.
6451 (vec_extract_oddv8qi): Ditto.
6452 (vec_interleave_lowv4hi): Ditto.
6453 (vec_interleave_highv4hi): Ditto.
6454 (vec_interleave_lowv2si): Ditto.
6455 (vec_interleave_highv2si): Ditto.
6457 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6459 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6460 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6461 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6462 (pa_c_mode_for_suffix): New.
6463 (TARGET_EXPAND_BUILTIN): Define.
6464 (TARGET_C_MODE_FOR_SUFFIX): Define.
6465 (pa_builtins): Define.
6466 (pa_init_builtins): Register __float128 type and init new support
6468 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6469 * config/pa/quadlib.c (_U_Qfcopysign): New.
6471 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6474 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6475 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6478 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6480 PR tree-optimization/47179
6481 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6482 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6484 2011-01-18 Richard Guenther <rguenther@suse.de>
6486 PR rtl-optimization/47216
6487 * emit-rtl.c: Include tree-flow.h.
6488 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6489 of replicating it with different semantics.
6490 * Makefile.in (emit-rtl.o): Adjust.
6492 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6494 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6495 (cortex_a9_dp): Handle neon types correctly.
6497 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6499 PR rtl-optimization/47299
6500 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6501 subtarget. Use normal multiplication if both operands are constants.
6502 * expmed.c (expand_widening_mult): Don't try to optimize constant
6503 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6506 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6508 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6509 spacing after 'e.g.', typos, comma, hyphenation.
6511 2011-01-17 Richard Henderson <rth@redhat.com>
6513 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6514 (rx_restricted_mem_operand): New.
6515 (rx_shift_operand): Use register_operand.
6516 (rx_source_operand, rx_compare_operand): Likewise.
6517 * config/rx/rx.md (addsi3_flags): New expander.
6518 (adddi3): Rewrite as expander.
6519 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6520 (subsi3_flags): New expander.
6521 (subdi3): Rewrite as expander.
6522 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6524 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6525 (rx_init_builtins): Remove sat builtin.
6526 (rx_expand_builtin): Likewise.
6527 * config/rx/rx.md (ssaddsi3): New.
6528 (*sat): Rename from sat. Represent the CC_REG input.
6530 * config/rx/predicates.md (rshift_operator): New.
6531 * config/rx/rx.c (rx_expand_insv): Remove.
6532 * config/rx/rx-protos.h: Update.
6533 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6534 operand to the canonical position.
6535 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6536 (*bitclr, *bitclr_in_memory): Similarly.
6537 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6538 (insv): Retain the zero_extract in the expansion.
6540 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6541 (bswaphi2, bitinvert, revw): Likewise.
6543 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6544 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6545 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6546 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6547 (bitset, bitset_in_memory): Likewise.
6548 (bitinvert, bitinvert_in_memory): Likewise.
6549 (bitclr, bitclr_in_memory): Likewise.
6550 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6551 (rx_strend, rx_cmpstrn): Likewise.
6552 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6553 (bitop peep2 patterns): Remove.
6555 * config/rx/rx.c (rx_match_ccmode): New.
6556 * config/rx/rx-protos.h: Update.
6557 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6558 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6559 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6560 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6561 (fix_truncsfsi2, floatsisf2): Likewise.
6562 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6563 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6564 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6565 (*subsi3_flags, *xorsi3_flags): New.
6567 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6569 * config/rx/rx.c (rx_print_operand): Remove workaround for
6570 unsplit comparison operations.
6572 * config/rx/rx.md (movsicc): Split after reload.
6573 (*movsicc): Merge *movsieq and *movsine via match_operator.
6574 (*stcc): New pattern.
6576 * config/rx/rx.c (rx_float_compare_mode): Remove.
6577 * config/rx/rx.h (rx_float_compare_mode): Remove.
6578 * config/rx/rx.md (cstoresi4): Split after reload.
6579 (*sccc): New pattern.
6581 * config/rx/predicates.md (label_ref_operand): New.
6582 (rx_z_comparison_operator): New.
6583 (rx_zs_comparison_operator): New.
6584 (rx_fp_comparison_operator): New.
6585 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6586 Validate that the flags are set properly for the comparison.
6587 (rx_gen_cond_branch_template): Remove.
6588 (rx_cc_modes_compatible): Remove.
6589 (mode_from_flags): New.
6590 (flags_from_code): Rename from flags_needed_for_conditional.
6591 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6592 (rx_select_cc_mode): Likewise.
6593 (rx_split_fp_compare): New.
6594 (rx_split_cbranch): New.
6595 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6596 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6597 (*cbranchsf4): Similarly.
6598 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6599 match_operator and rx_split_cbranch.
6600 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6601 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6602 (*cmpsi): Rename from cmpsi.
6603 (*tstsi): Rename from tstsi.
6604 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6605 (*conditional_branch): Rename from conditional_branch.
6606 (*reveresed_conditional_branch): Remove.
6607 (b<code>): Remove expander.
6608 * config/rx/rx-protos.h: Update.
6610 * config/rx/rx.c (rx_compare_redundant): Remove.
6611 * config/rx/rx.md (cmpsi): Don't use it.
6612 * config/rx/rx-protos.h: Update.
6614 * config/rx/rx-modes.def (CC_F): New mode.
6615 * config/rx/rx.c (rx_select_cc_mode): New.
6616 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6617 * config/rx/rx-protos.h: Update.
6619 2011-01-17 Richard Henderson <rth@redhat.com>
6621 * except.c (dump_eh_tree): Fix stray ; after for statement.
6623 2011-01-17 Richard Guenther <rguenther@suse.de>
6625 PR tree-optimization/47313
6626 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6627 handling before copying the body. Properly deal with
6628 by-reference result in SSA form.
6630 2011-01-17 Ian Lance Taylor <iant@google.com>
6633 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6634 (struct_value_alias_set): Don't define.
6635 (sparc_option_override): Don't set sparc_sr_alias_set and
6636 struct_value_alias_set.
6637 (save_or_restore_regs): Use gen_frame_mem rather than calling
6639 (sparc_struct_value_rtx): Likewise.
6641 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6644 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6646 (_mm_maskstore_pd): Likewise.
6647 (_mm_maskload_ps): Likewise.
6648 (_mm_maskstore_ps): Likewise.
6649 (_mm256_maskload_pd): Change mask to __m256i.
6650 (_mm256_maskstore_pd): Likewise.
6651 (_mm256_maskload_ps): Likewise.
6652 (_mm256_maskstore_ps): Likewise.
6654 * config/i386/i386-builtin-types.def: Updated.
6655 (ix86_expand_special_args_builtin): Likewise.
6657 * config/i386/i386.c (bdesc_special_args): Update
6658 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6659 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6660 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6661 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6663 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6664 Use <avxpermvecmode> on mask register.
6665 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6667 2011-01-17 Olivier Hainque <hainque@adacore.com>
6668 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6669 Eric Botcazou <ebotcazou@adacore.com>
6672 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6673 if <= USHRT_MAX in 32-bit mode.
6675 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6677 * doc/install.texi (Configuration, Specific): Wrap long
6678 lines in examples. Allow line wrapping in long options
6679 and URLs where beneficial for PDF output.
6681 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6683 * config/mips/mips.c (mips_classify_symbol): Don't return
6684 SYMBOL_PC_RELATIVE for nonlocal labels.
6686 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6688 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6690 2011-01-15 Jan Hubicka <jh@suse.cz>
6692 PR tree-optimization/47276
6693 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6694 declarations as needed.
6696 2011-01-15 Martin Jambor <mjambor@suse.cz>
6698 * common.opt (fdevirtualize): New flag.
6699 * doc/invoke.texi (Option Summary): Document it.
6700 * opts.c (default_options_table): Add devirtualize flag.
6701 * ipa-prop.c (detect_type_change): Return immediately if
6702 devirtualize flag is not set.
6703 (detect_type_change_ssa): Likewise.
6704 (compute_known_type_jump_func): Likewise.
6705 (ipa_analyze_virtual_call_uses): Likewise.
6707 2011-01-14 Martin Jambor <mjambor@suse.cz>
6709 PR tree-optimization/45934
6710 PR tree-optimization/46302
6711 * ipa-prop.c (type_change_info): New type.
6712 (stmt_may_be_vtbl_ptr_store): New function.
6713 (check_stmt_for_type_change): Likewise.
6714 (detect_type_change): Likewise.
6715 (detect_type_change_ssa): Likewise.
6716 (compute_complex_assign_jump_func): Check for dynamic type change.
6717 (compute_complex_ancestor_jump_func): Likewise.
6718 (compute_known_type_jump_func): Likewise.
6719 (compute_scalar_jump_functions): Likewise.
6720 (ipa_analyze_virtual_call_uses): Likewise.
6721 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6723 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6725 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6726 * config/i386/i386.opt (msse5): New Alias.
6728 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6730 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6731 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6732 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6733 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6735 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6737 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6739 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6740 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6741 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6742 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6744 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6746 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6748 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6750 2011-01-14 Mike Stump <mikestump@comcast.net>
6752 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6753 * config/fr30/fr30.md: Likweise
6754 (movsi_push): Likewise.
6755 (movsi_pop): Likewise.
6756 (enter_func): Likewise.
6757 * config/moxie/moxie.md (movsi_push): Likewise.
6758 (movsi_pop): Likewise.
6760 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6762 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6763 %{no_archive} %{exact_version}.
6764 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6765 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6766 %{no_archive} %{exact_version}.
6767 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6768 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6769 * config/mips/vxworks.h: Likewise.
6771 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6773 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6775 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6777 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6778 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6780 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6782 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6785 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6787 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6789 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6790 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6792 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6793 Don't handle -shlib.
6795 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6797 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6798 (CC1_SPEC): Don't handle -profile.
6800 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6802 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6803 * config/mips/mips.h (CC1_SPEC): Likewise.
6805 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6807 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6808 * config/mips/mips.h (CC1_SPEC): Likewise.
6810 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6812 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6813 * config/m32r/linux.h (LINK_SPEC): Likewise.
6814 * config/mips/linux.h (LINK_SPEC): Likewise.
6815 * config/mips/linux64.h (LINK_SPEC): Likewise.
6816 * config/sparc/linux.h (LINK_SPEC): Likewise.
6817 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6818 LINK_SPEC): Likewise.
6819 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6821 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6823 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6825 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6827 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6829 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6830 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6832 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6834 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6836 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6838 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6839 supports -Bstatic/-Bdynamic.
6840 * configure: Regenerate.
6842 2011-01-14 Jan Hubicka <jh@suse.cz>
6843 Jack Howarth <howarth@bromo.med.uc.edu>
6846 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6847 when checking debug_info_level. Test write_symbols instead of
6848 debug_hooks->var_location when setting flag_var_tracking_uninit.
6850 2011-01-14 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/47179
6853 * target.def (ref_may_alias_errno): New target hook.
6854 * targhooks.h (default_ref_may_alias_errno): Declare.
6855 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6856 (default_ref_may_alias_errno): New function.
6857 * target.h (struct ao_ref_s): Declare.
6858 * tree-ssa-alias.c: Include target.h.
6859 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6860 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6861 (targhooks.o): Likewise.
6862 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6863 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6865 2011-01-14 Richard Guenther <rguenther@suse.de>
6867 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6869 2011-01-14 Richard Guenther <rguenther@suse.de>
6871 PR tree-optimization/47280
6872 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6874 (tree_ssa_forward_propagate_single_use_vars): Deal with
6875 CFG changes from associate_plusminus.
6877 2011-01-14 Richard Guenther <rguenther@suse.de>
6881 2011-01-11 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/46076
6884 * tree-ssa.c (useless_type_conversion_p): Conversions from
6885 unprototyped to empty argument list function types are useless.
6887 2011-01-14 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/47286
6890 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6892 2011-01-14 Martin Jambor <mjambor@suse.cz>
6895 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6897 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6899 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6900 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6901 * config/xtensa/xtensa.c (xtensa_libcall_value,
6902 xtensa_function_value_regno_p): New functions.
6903 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6905 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6908 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6910 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6911 New function prototype.
6912 * config/i386/winnt.c (i386_pe_assemble_visibility):
6913 Warn only if attribute was specified by user.
6915 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6918 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6920 (floatunsdidf2_fcfidu): Ditto.
6922 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6924 * config/s390/s390.c (print_operand_address): Replace 'error' with
6925 'output_operand_lossage'.
6926 (print_operand): Likewise.
6928 2011-01-13 Jeff Law <law@redhat.com>
6930 PR rtl-optimization/39077
6931 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6932 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6933 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6934 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6935 * gcse.c (prune_insertions_deletions): New function.
6936 (compute_pre_data): Use it.
6938 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6941 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6943 (prune_unused_types_mark): Use it.
6945 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6947 PR rtl-optimization/45352
6948 * sel-sched.c: Update copyright years.
6949 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6950 in the advancing loop when we have issued issue_rate insns.
6952 2011-01-12 Richard Henderson <rth@redhat.com>
6954 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6955 (TARGET_MD_ASM_CLOBBERS): New.
6957 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6958 (TARGET_DELEGITIMIZE_ADDRESS): New.
6960 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6961 (clzsi2, *bsch): New patterns.
6963 * config/mn10300/mn10300.md (INT): New mode iterator.
6964 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6966 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6967 flag_split_wide_types.
6969 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6970 (mn10300_trampoline_init): Rewrite without a template, an immediate
6971 load and a direct branch.
6972 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6974 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6976 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6977 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6978 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6979 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6981 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6984 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6987 2011-01-12 Jan Hubicka <jh@suse.cz>
6990 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6991 (PLUGIN_COND_CLOSE): New macro.
6992 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6994 2011-01-12 Richard Guenther <rguenther@suse.de>
6997 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6998 register variables in a MEM_REF.
7000 2011-01-12 Joseph Myers <joseph@codesourcery.com>
7002 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
7003 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
7004 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
7005 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
7006 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
7007 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
7008 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
7009 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
7010 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
7011 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
7012 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
7013 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
7014 * config/gnu-user.h: New. Copied from linux.h.
7015 (LINUX_TARGET_STARTFILE_SPEC): Rename to
7016 GNU_USER_TARGET_STARTFILE_SPEC.
7017 (LINUX_TARGET_ENDFILE_SPEC): Rename to
7018 GNU_USER_TARGET_ENDFILE_SPEC.
7019 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
7020 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
7021 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
7022 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
7023 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
7024 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
7025 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
7026 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
7027 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
7028 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
7029 * config/arm/linux-eabi.h (CC1_SPEC): Use
7030 GNU_USER_TARGET_CC1_SPEC.
7031 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
7032 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
7033 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
7034 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
7035 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
7036 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
7037 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
7038 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
7040 2011-01-12 Richard Guenther <rguenther@suse.de>
7043 * doc/invoke.texi (ffast-math): Document it is turned on
7046 2011-01-12 Jan Hubicka <jh@suse.cz>
7048 PR tree-optimization/47233
7049 * opts.c (common_handle_option): Disable ipa-reference with profile
7052 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
7054 * c-parser.c (c_parser_objc_at_property_declaration): Improved
7057 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
7059 * c-parser.c (c_lex_one_token): Updated and reindented some
7060 comments. No changes in code.
7062 2011-01-11 Ian Lance Taylor <iant@google.com>
7064 * godump.c (go_output_var): Don't output the variable if there is
7065 already a type with the same name.
7067 2011-01-11 Ian Lance Taylor <iant@google.com>
7069 * godump.c (go_format_type): Don't generate float80.
7071 2011-01-11 Richard Henderson <rth@redhat.com>
7073 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
7074 declaration. Rewrite for both speed and size.
7075 (mn10300_address_cost_1): Remove.
7076 (mn10300_register_move_cost): New.
7077 (mn10300_memory_move_cost): New.
7078 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
7079 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
7080 extensions, shifts, BSWAP, CLZ.
7081 (mn10300_wide_const_load_uses_clr): Remove.
7082 (TARGET_REGISTER_MOVE_COST): New.
7083 (TARGET_MEMORY_MOVE_COST): New.
7084 * config/mn10300/mn10300-protos.h: Update.
7085 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
7087 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
7088 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
7089 * config/mn10300/mn10300-protos.h: Update.
7090 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
7091 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
7092 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
7093 (*test_int_bitfield, *test_byte_bitfield): Remove.
7094 (*bit_test, *subreg_bit_test): Remove.
7095 * config/mn10300/predicates.md (const_8bit_operand): Remove.
7097 * config/mn10300/constraints.md ("c"): Rename from "A".
7098 ("A", "D"): New constraint letters.
7099 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
7100 (fmssf4, fnmasf4, fnmssf4): Likewise.
7102 * config/mn10300/mn10300.md (isa): New attribute.
7103 (enabled): New attribute.
7105 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
7106 (abssf2, negsf2): Define only for hardware fp.
7107 (sqrtsf2): Reformat.
7108 (addsf3, subsf3, mulsf3): Merge expander and insn.
7110 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
7111 (DEBUGGER_AUTO_OFFSET): Remove.
7112 (DEBUGGER_ARG_OFFSET): Remove.
7114 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
7115 Emit register stores with the same offsets as the hardware.
7116 (mn10300_store_multiple_operation): Don't check that the register
7117 save offsets are monotonic.
7118 * config/mn10300/mn10300-protos.h: Update.
7120 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
7122 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
7123 in terms of the value on the stack, not the MDR register.
7125 2011-01-11 Jan Hubicka <jh@suse.cz>
7129 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
7130 (symbol_alias_set_destroy, symbol_alias_set_contains,
7131 propagate_aliases_backward): Declare.
7132 * lto-streamer-out.c (struct sets): New sturcture.
7133 (trivally_defined_alias): New function.
7134 (output_alias_pair_p): Rewrite.
7135 (output_unreferenced_globals): Fix output of alias pairs.
7136 (produce_symtab): Likewise.
7137 * ipa.c (function_and_variable_visibility): Set weak alias destination
7139 * varasm.c (symbol_alias_set_t): Remove.
7140 (symbol_alias_set_destroy): Export.
7141 (propagate_aliases_forward, propagate_aliases_backward): New functions
7143 (compute_visible_aliases): ... this one; remove.
7144 (trivially_visible_alias): New
7145 (trivially_defined_alias): New.
7146 (remove_unreachable_alias_pairs): Rewrite.
7147 (finish_aliases_1): Reorganize code checking if alias is defined.
7148 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
7151 2011-01-11 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/46076
7154 * tree-ssa.c (useless_type_conversion_p): Conversions from
7155 unprototyped to empty argument list function types are useless.
7157 2011-01-11 Richard Guenther <rguenther@suse.de>
7160 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
7161 volatile MEMs as MEM_READONLY_P.
7163 2011-01-11 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/47239
7166 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
7168 2011-01-11 Jeff Law <law@redhat.com>
7170 PR tree-optimization/47086
7171 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
7172 IVs from statements that might throw.
7174 2011-01-10 Jan Hubicka <jh@suse.cz>
7177 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
7179 2011-01-10 Jan Hubicka <jh@suse.cz>
7182 * profile.c (read_profile_edge_counts): Ignore profile inconistency
7183 when correcting profile.
7185 2011-01-10 Jan Hubicka <jh@suse.cz>
7188 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
7190 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
7191 Restore DECL_FINI_PRIORITY.
7193 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7195 * doc/gimple.texi: Fix quoting of multi-word return values in
7196 @deftypefn statements. Ensure presence of return value. Wrap
7197 overlong @deftypefn lines.
7198 (is_gimple_operand, is_gimple_min_invariant_address): Remove
7199 descriptions of removed functions.
7200 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
7201 of multi-word return value in @deftypefn statement.
7203 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7205 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
7206 (Conditional Expressions, Logical Operators)
7207 (Statement and operand traversals): Do not indent smallexample
7208 code. Fix duplicate function argument in example.
7210 2011-01-10 Jeff Law <law@redhat.com>
7212 PR tree-optimization/47141
7213 * ipa-split.c (split_function): Handle case where we are
7214 returning a value and the return block has a virtual operand phi.
7216 2011-01-10 Jan Hubicka <jh@suse.cz>
7218 PR tree-optimization/47234
7219 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
7220 (pass_feedback_split_functions): Declare.
7221 * passes.c (init_optimization_passes): Add ipa-split as subpass of
7223 * ipa-split.c (gate_split_functions): Update comments; disable
7224 split-functions for profile_arc_flag and branch_probabilities.
7225 (gate_feedback_split_functions): New function.
7226 (execute_feedback_split_functions): New function.
7227 (pass_feedback_split_functions): New global var.
7229 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
7232 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
7233 calling gimple_call_set_cannot_inline.
7235 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
7237 * config/darwin-sections.def: Remove unused section.
7239 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
7242 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
7244 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
7247 * c-parser.c (c_parser_declaration_or_fndef): Improved
7250 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
7252 * config/i386/winnt.c (i386_pe_start_function): Make sure
7253 to switch back to function's section.
7255 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
7259 * plugin.c: Move include of dlfcn.h from here...
7260 * system.h: ... to here.
7262 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7264 * doc/cpp.texi (C++ Named Operators): Fix markup for header
7266 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
7267 two extra empty pages in PDF output.
7269 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
7272 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
7273 for error recovery purposes behave as if it was not specified so
7274 that the default type is usd.
7276 2011-01-07 Jan Hubicka <jh@suse.cz>
7278 PR tree-optmization/46469
7279 * ipa.c (function_and_variable_visibility): Clear needed flags on
7280 nodes with external decls; handle weakrefs merging correctly.
7282 2011-01-07 Joseph Myers <joseph@codesourcery.com>
7284 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
7287 2011-01-07 Jan Hubicka <jh@suse.cz>
7289 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
7290 and no longer claim that gold is required for linker plugin.
7291 * configure: Regenerate.
7292 * gcc.c (PLUGIN_COND): New macro.
7293 (LINK_COMMAND_SPEC): Use it.
7294 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
7295 * config.in (HAVE_LTO_PLUGIN): New.
7296 * configure.ac (--with-lto-plugin): New parameter; autodetect
7299 2011-01-07 Jan Hubicka <jh@suse.cz>
7301 PR tree-optimization/46367
7302 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
7303 when we can update original.
7304 (cgraph_mark_inline_edge): Sanity check.
7305 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
7307 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7309 * config/spu/spu.h (ASM_COMMENT_START): Define.
7311 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7315 (SWITCH_KEEP_FOR_GCC): Likewise.
7316 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7317 (do_spec_1): Handle "%>".
7319 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7321 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7324 * config/i386/i386.c (ix86_delegitimize_address): If
7325 simplify_gen_subreg fails, return orig_x.
7328 * value-prof.c (gimple_stringop_fixed_value): Handle
7329 lhs of the call properly.
7331 2011-01-07 Jan Hubicka <jh@suse.cz>
7334 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7336 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7338 * target.def (function_switched_text_sections): New hook.
7339 * doc/tm.texi: Regenerated.
7340 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7341 * final.c (default_function_switched_text_sections): New.
7342 (final_scan_insn): Call function_switched_text_sections when a
7343 mid-function section change occurs.
7344 * output.h (default_function_switched_text_sections): Declare.
7345 * config/darwin-protos.h (darwin_function_switched_text_sections):
7347 * config/darwin.c (darwin_function_switched_text_sections): New.
7348 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7350 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7352 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7353 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7354 the secondary code fragment when outputting for DWARF == 2.
7356 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7358 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7359 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7361 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7362 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7364 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7367 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7368 when it is not empty.
7370 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7373 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7374 (case ${target}): Add btver1.
7375 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7376 -march=native recognize btver1 processors.
7377 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7378 btver1 def_and_undef
7379 * config/i386/i386.c (struct processor_costs btver1_cost): New
7381 (m_BTVER1): New definition.
7382 (m_AMD_MULTIPLE): Includes m_BTVER1.
7383 (initial_ix86_tune_features): Add btver1 tune.
7384 (processor_target_table): Add btver1 entry.
7385 (static const char *const cpu_names): Add btver1 entry.
7386 (software_prefetching_beneficial_p): Add btver1.
7387 (ix86_option_override_internal): Add btver1 instruction sets.
7388 (ix86_issue_rate): Add btver1.
7389 (ix86_adjust_cost): Add btver1.
7390 * config/i386/i386.h (TARGET_BTVER1): New definition.
7391 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7392 (enum processor_type): Add PROCESSOR_BTVER1.
7393 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7395 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7398 * config/i386/i386.c (legitimize_tls_address)
7399 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7400 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7401 (tls_initial_exec_64_sun): New pattern.
7403 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7405 * doc/invoke.texi (Overall Options): Improve wording and markup
7406 of the description of -wrapper.
7408 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7410 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7411 rdynamic, threads): New Driver options.
7413 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7416 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7417 if coming from .tdata.
7418 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7420 2011-01-06 Jan Hubicka <jh@suse.cz>
7423 * collect2.c (main): Do not enable LTOmode when plugin is active.
7425 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7428 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7429 --version output if supported.
7430 * configure: Regenerate.
7432 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7434 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7437 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7440 * c-convert.c (convert): When converting a complex expression
7441 other than COMPLEX_EXPR to a different complex type, ensure
7442 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7443 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7444 when converting COMPLEX_TYPE.
7446 2011-01-06 Ira Rosen <irar@il.ibm.com>
7448 PR tree-optimization/47139
7449 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7450 only the last reduction value is used outside the loop. Update
7453 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7455 * config/rtems.opt: New.
7456 * config.gcc (*-*-rtems*): Use rtems.opt.
7458 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7460 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7461 processors do not support 3DNow instructions.
7463 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7465 * config/spu/spu.c (spu_option_override): Set parameter
7466 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7468 2011-01-05 Jan Hubicka <jh@suse.cz>
7470 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7471 at the command line.
7473 2011-01-05 Martin Jambor <mjambor@suse.cz>
7476 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7477 deltas on streamed outgoing edges.
7478 (output_node_opt_summary): Output info for outgoing edges only when
7479 the node is in new parameter set.
7480 (output_cgraph_opt_summary): New parameter set, passed to the two
7481 aforementioned functions. Update its forward declaration and its
7484 2011-01-05 Tom Tromey <tromey@redhat.com>
7486 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7487 operator to c_finish_omp_atomic.
7488 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7489 (build_unary_op): Update.
7490 (build_modify_expr): Update.
7491 (build_asm_expr): Update.
7493 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7495 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7496 newly inserted insns.
7498 (spu_emit_branch_hint): Likewise.
7499 (insert_hbrp_for_ilb_runout): Likewise.
7500 (spu_machine_dependent_reorg): Call df_finish_pass after
7501 schedule_insns returns.
7503 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7505 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7507 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7509 PR tree-optimization/47005
7510 * tree-sra.c (struct access): Add 'non_addressable' bit.
7511 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7512 (decide_one_param_reduction): Return 0 if the parameter is passed by
7513 reference and one of the accesses in the group is non_addressable.
7515 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7517 PR tree-optimization/47056
7518 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7519 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7520 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7522 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7524 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7525 initializer. Skip view conversions from aggregate types.
7527 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7530 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7532 2011-01-04 Philipp Thomas <pth@suse.de>
7534 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7537 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7539 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7540 on empty epilogue sequences.
7542 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7544 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7545 non-static): New Driver options.
7547 2011-01-04 Jie Zhang <jie@codesourcery.com>
7550 * gcc.c (default_compilers[]): Set combinable field to 0
7551 for all assembly languages.
7553 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7555 * config/mips/loongson3a.md: New file.
7556 * config/mips/mips.md: Include loongson3a.md.
7557 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7560 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7563 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7564 instead of convert_memory_address_addr_space on the base expression.
7566 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7568 * config/spu/spu.c (spu_option_override): Update error text
7569 for bad -march= / -mtune= values.
7571 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7573 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7574 if branch-hint optimization will be performed.
7576 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7578 PR tree-optimization/47148
7579 * ipa-split.c (split_function): Convert arguments to
7580 DECL_ARG_TYPE if possible.
7582 PR tree-optimization/47155
7583 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7586 PR rtl-optimization/47157
7587 * combine.c (try_combine): If undobuf.other_insn becomes
7588 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7589 and set *new_direct_jump_p too.
7591 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7593 PR tree-optimization/47021
7594 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7596 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7598 * gcc.c (process_command): Update copyright notice dates.
7599 * gcov.c (print_version): Likewise.
7600 * gcov-dump.c (print_version): Likewise.
7601 * mips-tfile.c (main): Likewise.
7602 * mips-tdump.c (main): Likewise.
7604 2011-01-03 Martin Jambor <mjambor@suse.cz>
7606 PR tree-optimization/46801
7607 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7608 aggregate fields start at byte boundary instead of the bit-field flag.
7610 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7613 * gcc.c (main): Revert revision 168407.
7615 2011-01-03 Martin Jambor <mjambor@suse.cz>
7617 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7619 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7621 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7622 vector optab to expand vector/scalar shift, update gimple to vector.
7624 2011-01-03 Martin Jambor <mjambor@suse.cz>
7626 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7629 2011-01-03 Martin Jambor <mjambor@suse.cz>
7631 PR tree-optimization/46984
7632 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7634 (cgraph_create_indirect_edge): Fixed line length.
7635 (cgraph_indirect_call_info): Declare.
7636 (cgraph_make_edge_direct) Update declaration.
7637 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7638 (cgraph_create_indirect_edge): Use it.
7639 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7641 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7642 the new thunk_delta representation.
7643 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7645 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7646 (ipa_read_indirect_edge_info): Likewise.
7647 * lto-cgraph.c (output_edge_opt_summary): New function.
7648 (output_node_opt_summary): Call it on all outgoing edges.
7649 (input_edge_opt_summary): New function.
7650 (input_node_opt_summary): Call it on all outgoing edges.
7652 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7655 * gcc.c (main): Don't check have_o when settting combine_inputs.
7657 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7659 * regrename.c: Add general comment describing the pass.
7660 (struct du_head): Remove 'length' field.
7661 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7662 (regrename_optimize): Do not sort chains. Rework comments, add others.
7663 Force renaming to the preferred class (if any) in the first pass and do
7664 not consider registers that belong to it in the second pass.
7665 (create_new_chain): Do not set 'length' field.
7666 (scan_rtx_reg): Likewise.
7668 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7670 PR tree-optimization/47140
7671 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7672 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7675 PR rtl-optimization/47028
7676 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7677 parm_birth_insn instead of at the beginning of first bb.
7679 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7681 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7682 Remove the word "see" before "@pxref".
7683 * doc/rtl.texi: Remove the word "see" before "@pxref".
7685 2011-01-01 Jan Hubicka <jh@suse.cz>
7687 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7690 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7693 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7696 Copyright (C) 2011 Free Software Foundation, Inc.
7698 Copying and distribution of this file, with or without modification,
7699 are permitted in any medium without royalty provided the copyright
7700 notice and this notice are preserved.
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