1 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3 Backported from mainline
4 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8 arm_general_register_operand predicate for operand 2 instead of
11 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14 * tree-mudflap.c (mf_artificial): New function.
15 (execute_mudflap_function_ops, execute_mudflap_function_decls,
16 mx_register_decls, mudflap_enqueue_decl): Use it.
18 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20 PR rtl-optimization/51767
21 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
22 of jump_block and add an extra edge for degenerated asm gotos.
25 * stmt.c (check_unique_operand_names): Don't ICE during error
26 reporting if i is from labels chain.
29 * profile.c (branch_prob): Split bbs that have exit edge
30 and need a fake entry edge too.
32 2012-01-04 Jakub Jelinek <jakub@redhat.com>
35 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
36 in .debug_loc on the floor.
38 2011-12-15 Jakub Jelinek <jakub@redhat.com>
41 * c-parser.c (c_parser_omp_clause_num_threads,
42 c_parser_omp_clause_schedule): Call mark_exp_read.
45 * tree-ssa-coalesce.c (coalesce_ssa_name): For !optimize, test
46 !DECL_IGNORED_P instead of !DECL_ARTIFICIAL.
48 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
50 Backport from mainline
51 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
54 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
56 2012-02-09 Andrey Belevantsev <abel@ispras.ru>
58 Backport from mainline
59 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
62 * function.c (instantiate_virtual_regs_in_insn): Use
63 delete_insn_and_edges when removing a wrong asm insn.
65 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
68 * expr.c (get_inner_reference): If there is an offset, add a negative
69 bit position to it (if any).
71 2012-02-07 Kai Tietz <ktietz@redhat.com>
72 Dave Korn <dave.korn.cygwin@gmail.com>
75 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
76 Take care that typinfo gets dllexport-attribute.
78 2012-02-07 Alan Modra <amodra@gmail.com>
81 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
84 2012-02-02 Uros Bizjak <ubizjak@gmail.com>
86 Backport from mainline:
87 2011-11-18 Uros Bizjak <ubizjak@gmail.com>
89 PR tree-optimization/51118
90 * fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
91 before using TREE_TYPE accessor on expr.
93 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
95 Backport from mainline r183796
96 PR rtl-optimization/51374
97 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
98 to cross other volatile_refs_p insns.
100 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
102 Backport from mainline.
103 2011-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
105 config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true
108 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
110 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
113 2012-01-30 Bin Cheng <bin.cheng@arm.com>
115 Backport from mainline.
116 2012-01-30 Bin Cheng <bin.cheng@arm.com>
119 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
120 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
122 2012-01-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
124 Backport from mainline.
125 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
128 * config/arm/arm.c (arm_load_pic_register): Use
129 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
130 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
131 (arm_pic_static_addr): Likewise.
132 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
133 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
134 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
135 (pic_load_addr_unified): New.
137 2012-01-25 Richard Guenther <rguenther@suse.de>
139 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
140 bases are dereferenced.
142 2012-01-24 Richard Guenther <rguenther@suse.de>
144 Forward-port to branch
145 2010-09-21 Jakub Jelinek <jakub@redhat.com>
148 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
149 op0 isn't sufficiently aligned and there is movmisalignM
150 insn for mode, use it to load op0 into a temporary register.
152 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
154 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
156 2012-01-19 Quentin Neill <quentin.neill@amd.com>
159 * config/i386/driver-i386.c (host_detect_local_cpu): Also check
160 family to distinguish PROCESSOR_ATHLON.
162 2012-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
164 PR tree-optimization/49642
165 * ipa-split.c (forbidden_dominators): New variable.
166 (check_forbidden_calls): New function.
167 (dominated_by_forbidden): Likewise.
168 (consider_split): Check for forbidden dominators.
169 (execute_split_functions): Initialize and free forbidden
170 dominators info; call check_forbidden_calls.
172 2012-01-18 David Edelsohn <dje.gcc@gmail.com>
174 * config/rs6000/rs6000.md (call_value_indirect_aix32): Fix typo
175 in mode of operand[4].
177 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
179 PR rtl-optimization/51821
180 * recog.c (peep2_find_free_register): Determine clobbered registers
183 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
185 Backport from mainline r183129
187 * config/avr/avr.c (avr_encode_section_info): Test for absence of
188 DECL_EXTERNAL when checking for initializers of progmem variables.
190 22012-01-12 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
192 Backport from mainline
193 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
195 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
197 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
200 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
202 2012-01-10 Joseph Myers <joseph@codesourcery.com>
206 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
209 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
210 zero extend count after the correction to it is done.
211 (doloop_optimize): Update call to doloop_modify, don't zero extend
214 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
217 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
219 (doloop_optimize): Update call to doloop_modify.
221 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
223 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
225 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
227 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Check that the
228 purported sigacthandler address isn't null before dereferencing it.
229 (sparc_is_sighandler): Likewise.
231 2012-01-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
233 Backport from mainline
234 2011-11-04 Jiangning Liu <jiangning.liu@arm.com>
236 PR rtl-optimization/38644
237 * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
238 for epilogue having stack adjustment.
240 2012-01-09 Eric Botcazou <ebotcazou@adacore.com>
243 * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove SAVPC and
244 add CFA. Revert back to old code for Solaris 8+ multi-threaded.
245 (sparc_is_sighandler): Likewise.
246 (MD_FALLBACK_FRAME_STATE_FOR): Adjust call to IS_SIGHANDLER.
248 2012-01-06 Eric Botcazou <ebotcazou@adacore.com>
250 Backport from mainline
251 2012-01-06 Arnaud Charlet <charlet@adacore.com>
253 * c-decl.c (ext_block): Moved up.
254 (collect_all_refs, for_each_global_decl): Take ext_block into account.
256 2012-01-06 Richard Sandiford <richard.sandiford@linaro.org>
259 * expr.h (copy_blkmode_to_reg): Declare.
260 * expr.c (copy_blkmode_to_reg): New function.
261 (expand_assignment): Don't expand register RESULT_DECLs before
262 the lhs. Use copy_blkmode_to_reg to copy BLKmode values into a
263 RESULT_DECL register.
264 (expand_expr_real_1): Handle BLKmode decls when looking for promotion.
266 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
268 PR tree-optimization/51315
269 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
270 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
272 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
274 PR tree-optimization/51624
275 * tree-sra.c (build_ref_for_model): When replicating a chain of
276 COMPONENT_REFs, stop as soon as the offset would become negative.
278 2012-01-04 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/49651
281 * tree-ssa-structalias.c (type_can_have_subvars): New function.
282 (var_can_have_subvars): Use it.
283 (get_constraint_for_1): Only consider subfields if there can be any.
285 2012-01-03 Sandra Loosemore <sandra@codesourcery.com>
287 Backport from mainline:
288 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
290 * doc/invoke.texi (-flto and related options): Copy-edit.
292 2012-01-03 Richard Guenther <rguenther@suse.de>
294 Backport from mainline
295 2011-11-10 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/51042
298 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
299 self-referential expressions. Refactor code to avoid duplication.
301 2012-01-03 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/51070
304 * tree-loop-distribution.c (generate_builtin): Do not replace
305 the loop with a builtin if the partition contains statements which
306 results are used outside of the loop.
307 (stmt_has_scalar_dependences_outside_loop): Properly handle calls.
309 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
311 Backport from the mainline
312 2011-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
314 * config/rs6000/rs6000.c (rs6000_inner_target_options): Fix thinko
315 in setting options via target #pragma or attribute.
317 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
319 Backport from mainline
320 2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
323 * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call
324 unlikely_text_section_p. Instead check for being in a code section.
326 2011-12-23 Richard Guenther <rguenther@suse.de>
328 PR rtl-optimization/50396
329 * simplify-rtx.c (simplify_binary_operation_1): Properly
330 guard code that only works for integers.
332 2011-12-22 Doug Kwan <dougkwan@google.com>
334 Backport from mainline
335 2011-03-23 Julian Brown <julian@codesourcery.com>
337 * expr.c (expand_expr_real_1): Only use BLKmode for volatile
338 accesses which are not naturally aligned.
340 2011-11-20 Joey Ye <joey.ye@arm.com>
342 * expr.c (expand_expr_real_1): Correctly handle strict volatile
343 bitfield loads smaller than mode size.
345 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
348 * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
351 2011-12-21 Richard Earnshaw <rearnsha@arm.com>
354 * arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a
355 weak function on bare-metal EABI targets.
357 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
359 Backport from mainline
360 2011-12-21 Richard Guenther <rguenther@suse.de>
363 * tree-outof-ssa.c (insert_value_copy_on_edge): Use the
364 mode of the pseudo as destination mode. Only assert that
365 is equal to the promoted mode of the decl if it is a REG.
367 2011-12-21 Uros Bizjak <ubizjak@gmail.com>
369 * config/alpha/linux-unwind.h: Update copyright years.
370 (MD_FROB_UPDATE_CONTEXT): New define.
371 (alpha_frob_update_context): New function.
373 2011-12-19 Martin Jambor <mjambor@suse.cz>
375 PR tree-optimization/51583
376 * tree-sra.c (load_assign_lhs_subreplacements): Call
377 force_gimple_operand_gsi when necessary also in case of no
378 corresponding replacement on the RHS.
380 2011-12-16 Eric Botcazou <ebotcazou@adacore.com>
382 * config/sparc/sparc.md (UNSPEC_FRAME_BLOCKAGE): New constant.
383 (frame_blockage): New expander.
384 (frame_blockage<P:mode>): New instruction.
385 * config/sparc/sparc.c (sparc_expand_prologue): When the sequence of
386 instructions establishing the frame isn't atomic, emit frame blockage.
388 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
390 Backport from mainline.
391 2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
393 PR rtl-optimization/49720
394 * simplify-rtx.c (simplify_relational_operation_1): Detect
395 infinite recursion condition in "(eq/ne (plus x cst1) cst2)
396 simplifies to (eq/ne x (cst2 - cst1))" case.
398 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
400 Backport from mainline.
401 2011-12-15 Andreas Tobler <andreast@fgznet.ch>
403 * config/i386/freebsd.h (TARGET_ASM_FILE_END): Define.
405 2011-12-13 Eric Botcazou <ebotcazou@adacore.com>
407 * lto-streamer-out.c (write_symbol): Use proper 64-bit host type.
408 * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets.
409 * lto-streamer-in.c (lto_read_body): Likewise.
410 (lto_input_toplevel_asms): Likewise.
411 * lto-section-in.c (lto_create_simple_input_block): Likewise.
412 * lto-opts.c (lto_read_file_options): Likewise.
413 * ipa-prop.c (ipa_prop_read_section): Likewise.
415 * df.h (DF_NOTE): Fix typo in comment.
417 2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
419 * regmove.c (fixup_match_2): Only access call_used_regs with hard
422 2011-12-12 Jakub Jelinek <jakub@redhat.com>
425 * calls.c (internal_arg_pointer_based_exp_scan): Don't use
426 VEC_safe_grow_cleared if idx is smaller than VEC_length.
428 Backported from mainline
429 2011-12-11 Jakub Jelinek <jakub@redhat.com>
431 PR tree-optimization/51485
432 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
435 2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
437 PR tree-optimization/50569
438 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
439 in the expression of MODEL instead of just the last one.
441 2011-12-09 Michael Meissner <meissner@the-meissners.org>
443 Backport from mainline
444 2011-12-09 Michael Meissner <meissner@the-meissners.org>
446 PR rtl-optimization/51469
447 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
448 indirect function, mark the symbol as non-local.
450 2011-12-09 Jakub Jelinek <jakub@redhat.com>
452 Backport from mainline
453 2011-12-08 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/51466
456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
459 2011-11-28 Jakub Jelinek <jakub@redhat.com>
461 PR tree-optimization/50078
462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
463 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
465 2011-12-09 Kazu Hirata <kazu@codesourcery.com>
467 Backport from mainline:
469 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
472 * config/arm/arm.md (*minmax_arithsi): Always require the else
473 clause in the MINUS case.
475 2011-12-08 Teresa Johnson <tejohnson@google.com>
477 Backport from mainline:
479 2011-08-05 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint
482 instead of "!m" for operand 0, alternative 4.
483 (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
485 2011-12-08 Jakub Jelinek <jakub@redhat.com>
487 Backport from mainline
488 2011-12-05 Jakub Jelinek <jakub@redhat.com>
491 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
492 for debug info if scope is file_scope.
495 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
496 relayout_decl instead of layout_decl.
498 2011-12-05 Jakub Jelinek <jakub@redhat.com>
499 Eric Botcazou <ebotcazou@adacore.com>
503 * calls.c (internal_arg_pointer_exp_state): New variable.
504 (internal_arg_pointer_based_exp_1,
505 internal_arg_pointer_exp_scan): New functions.
506 (internal_arg_pointer_based_exp): New function.
507 (mem_overlaps_already_clobbered_arg_p): Use it.
508 (expand_call): Free internal_arg_pointer_exp_state.cache vector
509 and clear internal_arg_pointer_exp_state.scan_start.
511 2011-11-30 Jakub Jelinek <jakub@redhat.com>
513 PR rtl-optimization/48721
514 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
515 reg_pending_barrier to TRUE_BARRIER.
517 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
520 * calls.c (mem_overlaps_already_clobbered_arg_p):
521 Return false if no outgoing arguments have been stored so far.
523 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
525 PR tree-optimization/51315
526 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
527 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
528 MEM_REFs and use get_object_or_type_alignment for them.
529 (build_accesses_from_assign): Adjust for above change.
530 (access_precludes_ipa_sra_p): Likewise.
532 2011-12-06 Martin Jambor <mjambor@suse.cz>
534 Backport from mainline:
536 2011-12-02 Martin Jambor <mjambor@suse.cz>
538 PR tree-optimization/50622
539 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
540 if both lacc and racc are grp_partial_lhs.
542 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
544 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
547 2011-12-06 Alan Modra <amodra@gmail.com>
550 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
551 Do not mark r11 setup as frame-related. Pass correct offset to
552 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
553 arguments. Correct sp_offset. Remove "offset" fudge from
554 in-line rs6000_frame_related call. Rename misleading variable.
555 Fix comments and whitespace. Tidy some expressions.
556 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
557 to r11 in out-of-line case. Correct sp_offset. Pass correct
558 offset to rs6000_emit_savres_rtx. Rename misleading variable.
559 Fix comments and whitespace. Tidy some expressions.
560 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
561 adjustment when !saving_GPRs_inline. Correct register mode
562 used in address calcs.
563 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
564 !restoring_GPRs_inline.
566 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
569 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
570 parameter as long long.
572 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
576 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
577 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
579 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
580 insn condition to !AVR_HAVE_8BIT_SP.
581 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
582 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
583 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
584 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
585 AT86RF401 have a 16-bit SP (their manual is bogus).
587 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
589 Backport from mainline:
591 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
594 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
595 (cached_dw_loc_list_def): New structure.
596 (cached_dw_loc_list): New typedef.
597 (cached_dw_loc_list_table): New variable.
598 (cached_dw_loc_list_table_hash): New function.
599 (cached_dw_loc_list_table_eq): Likewise.
600 (add_location_or_const_value_attribute): Take a bool cache_p.
601 Cache the list when the parameter is true.
602 (gen_formal_parameter_die): Update caller.
603 (gen_variable_die): Likewise.
604 (dwarf2out_finish): Likewise.
605 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
606 while generating debug info for the decl.
607 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
608 (dwarf2out_init): Initialize cached_dw_loc_list_table.
609 (resolve_addr): Cache the result of resolving a chain of
612 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
615 * i386.c (distance_non_agu_define): Fix insn attr check.
617 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
619 * configure: Regenerate.
621 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
623 PR rtl-optimization/51187
624 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
625 is a barrier between the jump and its target label.
627 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
630 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
631 overlap of src and dest operands.
633 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
636 * configure.ac: Remove ranlib special-casing for Darwin.
637 * configure: Regenerate.
639 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
640 Bernd Schmidt <bernds@coudesourcery.com>
641 Sebastian Huber <sebastian.huber@embedded-brains.de>
644 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
645 the base reg is stored iff compiling for Thumb1.
647 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
650 Backport from mainline r180523
651 * config/darwin.c (top level): Amend comments concerning LTO output.
652 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
653 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
654 (LTO_NAMES_SECTION): Rename.
655 (darwin_asm_named_section): Record LTO section counts and switches
656 in a vec of darwin_lto_section_e.
657 (darwin_file_start): Remove unused code.
658 (darwin_file_end): Put an LTO section termination label. Handle
659 output of the wrapped LTO sections, index and names table.
661 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
664 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
665 Only expand a symbol ref. into an access when the entity is defined
668 2011-11-10 Jakub Jelinek <jakub@redhat.com>
671 * tree-object-size.c (addr_object_size): Check TREE_CODE of
672 MEM_REF's operand rather than code of the MEM_REF itself.
674 2011-11-07 Alan Modra <amodra@gmail.com>
677 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
680 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
683 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
685 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
687 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
690 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
692 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
694 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
695 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
696 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
698 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
701 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
702 (movsf_insn_no_fpu): Likewise.
703 (movdf_insn_sp32): Likewise.
704 (movdf_insn_sp32_no_fpu): Likewise.
705 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
706 (movdf_insn_sp32_v9_no_fpu): Likewise.
707 (movdf_insn_sp64): Likewise.
708 (movdf_insn_sp64_no_fpu): Likewise.
709 (movtf_insn_sp32): Likewise.
710 (movtf_insn_sp32_no_fpu): Likewise.
711 (movtf_insn_sp64): Likewise.
712 (movtf_insn_sp64_hq): Likewise.
713 (movtf_insn_sp64_no_fpu): Likewise.
715 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
717 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
718 NULL for a jump that is a cc0 insn, pick the previous insn for
721 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.md (splitters for int-float conversion): Use
724 SUBREG_REG on SUBREGs in splitter constraints.
726 2011-11-01 Julian Brown <julian@codesourcery.com>
728 PR rtl-optimization/47918
729 * reload1.c (set_initial_label_offsets): Use initial offsets
730 for labels on the nonlocal_goto_handler_labels chain.
732 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
735 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
736 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
737 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
739 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
743 constraints. Change alternative 1 to "x,m,1".
745 2011-10-26 Jakub Jelinek <jakub@redhat.com>
747 * BASE-VER: Set to 4.6.3.
748 * DEV-PHASE: Set to prerelease.
750 2011-10-26 Release Manager
752 * GCC 4.6.2 released.
754 2011-10-25 Kai Tietz <ktietz@redhat.com>
756 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
757 Use for 32-bit frame-pointer, if setjmp is used.
759 2011-10-24 Jakub Jelinek <jakub@redhat.com>
762 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
763 -gdwarf-4 or not -gstrict-dwarf.
765 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
768 Backport from mainline r180385
769 * doc/extend.texi (Declaring Attributes of Functions):
770 Document OS_main and OS_task attributes.
771 (Specifying Attributes of Variables): Move up
772 subsection "AVR Variable Attributes" as of alphabetical order.
774 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
777 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
778 handling and indirect jump/calls on devices > 128k.
780 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
784 Remove (match_dup 0).
786 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
789 Backport from Mainline r180299.
790 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
791 (__tablejump__): Consistently use EIND for indirect jump/call.
792 (__tablejump_elpm__): Ditto.
794 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
797 Backport from mainline.
798 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
800 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
803 2011-10-19 Jakub Jelinek <jakub@redhat.com>
805 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
806 second argument instead of mode.
809 Backport from mainline
810 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
814 * tree-sra.c (build_ref_for_model): Use the type of the field as
815 the type of the COMPONENT_REF.
817 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
818 Eric Botcazou <ebotcazou@adacore.com>
821 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
822 fs->signal_frame to 1.
824 2011-10-14 Richard Guenther <rguenther@suse.de>
826 Backport from mainline
827 2011-10-14 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/50723
830 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
832 2011-10-13 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/50712
835 * ipa-split.c (split_function): Always re-gimplify parameters
836 when they are not gimple vals before passing them. Properly
837 check for type compatibility.
839 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
841 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
842 * config/sparc/sparc.opt (mfix-at697f): New option.
843 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
844 (sparc_reorg): New function.
846 2011-10-12 Steve Ellcey <sje@cup.hp.com>
849 Backport from Mainline 179472.
850 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
851 (gcc_cv_ld_static_option): Ditto.
852 (gcc_cv_ld_dynamic_option): Ditto.
853 * configure: Regenerate.
855 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
857 PR tree-optimization/50189
858 * tree-vrp.c (extract_range_from_assert): Use the type of
859 the variable, not the limit.
861 2011-10-12 Richard Guenther <rguenther@suse.de>
863 PR tree-optimization/50700
864 * tree-object-size.c (addr_object_size): Simplify and treat
865 MEM_REF bases consistently.
867 2011-10-12 Joseph Myers <joseph@codesourcery.com>
870 * convert.c (convert_to_integer): Do not narrow operands of
873 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
876 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
877 (mov<F:mode>cc): Likewise.
879 2011-10-11 Nick Clifton <nickc@redhat.com>
882 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
883 df_get_live_out instead of accessing the bitmaps directly.
884 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
885 df_live_add_problem and df_analyze.
887 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
890 Backport from Mainline r179737.
891 * config/avr/avr-devices.c (avr_mcu_types): Set
892 .data_section_start of atmega164a to 0x100.
894 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
897 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
899 2011-10-06 Jakub Jelinek <jakub@redhat.com>
901 * tree.h (avoid_folding_inline_builtin): New prototype.
902 * builtins.c (avoid_folding_inline_builtin): No longer static.
903 * gimple-fold.c (gimple_fold_builtin): Give up if
904 avoid_folding_inline_builtin returns true.
906 PR tree-optimization/49279
907 * tree-ssa-structalias.c (find_func_aliases): Don't handle
910 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
912 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
913 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
915 2011-10-03 Jakub Jelinek <jakub@redhat.com>
916 Ian Lance Taylor <iant@google.com>
918 * godump.c (go_output_typedef): Support printing enum values that
919 don't fit in a signed HOST_WIDE_INT.
921 2011-09-30 Jakub Jelinek <jakub@redhat.com>
924 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
925 input constraints allow mem and not reg, pass true instead of
926 false as second argument to maybe_fold_reference.
928 2011-09-30 Jakub Jelinek <jakub@redhat.com>
929 Richard Guenther <rguenther@suse.de>
931 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
932 handling of BUILT_IN_STRNCAT.
933 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
934 and BUILT_IN_STRNCAT.
936 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
938 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
940 (remove_duplicate_close_phi): Detect and repair creation of
941 duplicate close-phis for a containing loop.
943 2011-09-26 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/50472
946 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
949 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
951 PR tree-optimization/50413
952 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
953 a basic block if one of its data-refs can't be analyzed.
955 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
957 PR tree-optimization/50412
958 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
959 accesses that require epilogue loop if vectorizing outer loop.
961 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
965 to register_operand and operand 2 predicate to nonimmediate_operand.
966 (xop_pcmov_<mode>256): Ditto.
967 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
968 xop_pcmov, force op_true to register. Also, force op_false to
969 register if it doesn't satisfy nonimmediate_operand predicate.
971 2011-09-19 Alan Modra <amodra@gmail.com>
972 Michael Meissner <meissner@linux.vnet.ibm.com>
975 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
976 load of the indirect function's TOC from the call to prevent the
977 compiler from moving the load of the new TOC above code that
978 references the current function's TOC.
979 (call_indirect_aix64): Ditto.
980 (call_value_indirect_aix32): Ditto.
981 (call_value_indirect_aix64): Ditto.
982 (call_indirect_nonlocal_aix32_internal): Ditto.
983 (call_indirect_nonlocal_aix32): Ditto.
984 (call_indirect_nonlocal_aix64_internal): Ditto.
985 (call_indirect_nonlocal_aix64): Ditto.
986 (call_value_indirect_nonlocal_aix32_internal): Ditto.
987 (call_value_indirect_nonlocal_aix32): Ditto.
988 (call_value_indirect_nonlocal_aix64_internal): Ditto.
989 (call_value_indirect_nonlocal_aix64): Ditto.
991 2011-09-19 Martin Jambor <mjambor@suse.cz>
994 * ipa-split.c (split_function): Do not change signature if it is
995 not possible or there are attribute types.
997 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
998 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1001 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
1002 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
1004 2011-09-14 Diego Novillo <dnovillo@google.com>
1006 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
1007 local variable ORIG_SCALAR_STMT.
1009 2011-09-08 Martin Jambor <mjambor@suse.cz>
1011 Backport from mainline
1012 2011-09-07 Martin Jambor <mjambor@suse.cz>
1014 PR tree-optimization/49911
1015 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
1016 enumerations to the corresponding plain integer type.
1018 2011-09-08 Richard Guenther <rguenther@suse.de>
1020 Backport from mainline
1021 2011-07-04 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/49518
1024 PR tree-optimization/49628
1025 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
1026 irrelevant data-references.
1028 2011-09-08 Richard Guenther <rguenther@suse.de>
1030 Backport from mainline
1031 2011-08-23 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/50162
1034 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
1036 2011-09-08 Richard Guenther <rguenther@suse.de>
1038 Backport from mainline
1039 2011-05-05 Michael Matz <matz@suse.de>
1041 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
1042 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
1043 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
1044 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
1045 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
1046 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
1047 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
1048 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
1049 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
1050 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
1051 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
1052 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
1053 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
1054 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
1055 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
1056 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
1058 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
1059 Iain Sandoe <iains@gcc.gnu.org>
1061 Backport from mainline (restore powerpc-darwin Ada bootstrap).
1062 * config/rs6000/rs6000.c (compute_save_world_info): Test
1063 cfun->has_nonlocal_label to determine if the out-of-line save
1064 world call may be used.
1066 2011-09-08 Jakub Jelinek <jakub@redhat.com>
1069 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
1070 code early if TARGET_AVX.
1071 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
1073 2011-09-06 Martin Jambor <mjambor@suse.cz>
1076 2011-09-02 Martin Jambor <mjambor@suse.cz>
1078 * ipa-split.c (split_function): Do not skip any arguments if
1079 can_change_signature is set or there are function type attributes.
1081 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
1084 Backport from mainline r178528
1085 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
1086 that contain global register variable.
1088 2011-09-02 Martin Jambor <mjambor@suse.cz>
1091 * ipa-split.c (split_function): Do not skip any arguments if
1092 can_change_signature is set or there are function type attributes.
1094 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
1096 PR tree-optimization/50178
1097 * tree-vect-stmts.c (vectorizable_call): Update the related
1098 pattern statement before deleting the original call.
1099 (vect_transform_stmt): Don't expect the related pattern statement
1100 to match the original statement after transformation.
1102 2011-08-29 Richard Guenther <rguenther@suse.de>
1105 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
1107 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
1111 (vec_extract_lo_v16hi): Ditto.
1112 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
1113 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
1116 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
1120 when all outputs are unused.
1121 (sse4_2_pcmpistr): Ditto.
1123 2011-08-26 Jakub Jelinek <jakub@redhat.com>
1126 * c-typeck.c (c_process_expr_stmt): Skip over nops and
1127 call mark_exp_read even if exprv is ADDR_EXPR.
1129 2011-08-20 Jakub Jelinek <jakub@redhat.com>
1131 PR tree-optimization/48739
1132 * tree-ssa.c: Include cfgloop.h.
1133 (execute_update_addresses_taken): When updating ssa, if in
1134 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
1136 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
1138 2011-08-18 Jakub Jelinek <jakub@redhat.com>
1141 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
1142 on the result before returning it.
1144 2011-08-16 Liang Wang <lwang1@marvell.com>
1146 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
1147 ggc_alloc_zone_vec_rtvec_def.
1149 2011-08-12 Nick Clifton <nickc@redhat.com>
1151 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
1153 * doc/md.texi (cmpstrn): Note that the comparison stops if both
1154 fetched bytes are zero.
1156 (cmpmem): Note that the comparison does not stop if both of the
1157 fetched bytes are zero.
1159 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
1161 * config/rx/rx.md (movsicc): Allow register to register
1163 (*movsicc): Likewise.
1164 (*stcc): Restrict this pattern to EQ and NE compares.
1165 (*stcc_reg): New pattern. Works for any comparison but only for
1168 2011-08-10 DJ Delorie <dj@redhat.com>
1170 * expr.c (expand_expr_addr_expr_1): Detect a user request for
1171 a local frame in a naked function, and produce a suitable
1172 error for that specific case.
1174 2011-08-09 Martin Jambor <mjambor@suse.cz>
1177 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
1180 2011-08-09 Nick Clifton <nickc@redhat.com>
1182 * config/rx/rx.md: Disable extender peepholes at -O3.
1184 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
1187 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
1188 (TARGET_INSTANTIATE_DECLS): New define.
1190 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
1192 Backport from mainline
1193 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
1195 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
1197 * doc/invoke.texi: Document core-avx-i.
1199 2011-08-03 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/49948
1202 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
1204 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
1206 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
1207 (stack_protect_test): The pattern compares ptr_mode value.
1209 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.md (strset): Do not expand strset_singleop
1213 when %eax or $edi are fixed.
1214 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
1215 (*strsetsi_1): Ditto.
1216 (*strsethi_1): Ditto.
1217 (*strsetqi_1): Ditto.
1218 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
1219 (*rep_stossi): Ditto.
1220 (*rep_stosqi): Ditto.
1221 (*strlenqi_1): Ditto.
1222 (cmpstrnsi): Also fail when %ecx is fixed.
1223 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
1224 (*cmpstrnqi_1): Ditto.
1225 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
1226 (*strmovsi_1): Ditto.
1227 (*strmovhi_1): Ditto.
1228 (*strmovqi_1): Ditto.
1229 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
1230 (*rep_movsi): Ditto.
1231 (*rep_movqi): Ditto.
1233 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
1236 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
1237 Disable instruction scheduling for non-ColdFire targets.
1238 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
1240 2011-07-29 Jakub Jelinek <jakub@redhat.com>
1244 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
1245 in nested parallel and outer is a gimple_reg, mark it as addressable
1246 and set its bit in task_shared_vars bitmap too.
1248 2011-07-29 Wei Guozhi <carrot@google.com>
1250 Backport from mainline
1251 2011-07-29 Wei Guozhi <carrot@google.com>
1253 PR rtl-optimization/49799
1254 * combine.c (make_compound_operation): Check if the bit field is valid
1255 before change it to bit field extraction.
1257 2011-07-28 Jakub Jelinek <jakub@redhat.com>
1260 * dwarf2out.c (size_of_die, value_format, output_die): Use
1261 DW_FORM_udata instead of DW_FORM_data[48] for
1262 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
1264 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
1266 Backport from mainline
1267 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
1272 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1274 Backport from mainline:
1275 2011-07-26 Martin Jambor <mjambor@suse.cz>
1277 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
1278 return false for invariants.
1280 2011-07-27 Jakub Jelinek <jakub@redhat.com>
1283 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
1284 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
1285 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
1286 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
1287 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
1288 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
1289 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
1290 *sibcall_value_pop_1, *call_value_1_vzeroupper,
1291 *call_value_1, *sibcall_value_1_vzeroupper,
1292 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
1293 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
1294 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
1295 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
1297 Backport from mainline
1298 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/constraints.md (z): New constraint.
1302 2011-07-25 Andrew Pinski <apinski@cavium.com>
1305 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
1306 TREE_THIS_NOTRAP into the inner most MEM_REF.
1307 Always copy TREE_THIS_VOLATILE.
1308 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
1309 arguments are not volatile references.
1311 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
1314 Backport from mainline r176756
1315 2011-07-25 Georg-Johann Lay
1316 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
1317 shift counter for x << x and x >> x shifts.
1319 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
1321 * config.gcc (x86_64-*-linux*): Set
1322 default_gnu_indirect_function to yes.
1324 2011-07-22 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/45819
1327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
1328 preserve volatile and notrap flags.
1330 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
1332 Backport from mainline
1333 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
1337 general register to memory for !TARGET_INTER_UNIT_MOVES.
1339 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1341 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
1342 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
1344 2011-07-19 Jakub Jelinek <jakub@redhat.com>
1346 PR tree-optimization/49768
1347 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
1348 if offset is smaller than bitoffset, but offset+size is bigger
1351 2011-07-18 Jakub Jelinek <jakub@redhat.com>
1354 * tree.c (build_common_builtin_nodes): Register
1355 __builtin_return_address, __cyg_profile_func_enter
1356 and __cyg_profile_func_exit.
1358 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1360 * config.gcc: Obsolete i[3456x]86-*-netware*.
1362 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1366 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1368 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
1371 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
1374 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
1376 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
1378 PR tree-optimization/49725
1379 Backport from mainline
1380 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
1382 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
1383 a zero minimum index only if it is redundant.
1385 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1388 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
1390 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1392 Backport from mainline:
1393 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1395 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
1396 (asm_file_start): Remove.
1397 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
1398 free_bb_for_insn around code that modifies insns before
1399 restarting df analysis.
1401 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 Backport from mainline:
1404 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1407 * config/sol2.h (LIB_SPEC): Simplify.
1408 Move LIB_THREAD_LDFLAGS_SPEC ...
1409 (LINK_SPEC): ... here.
1411 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
1413 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
1415 2011-07-14 Andrew Pinski <pinskia@gmail.com>
1418 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
1419 Use fold_build2_loc instead of build2.
1420 Use the correct type for the new tree.
1422 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
1425 Backport from mainline r176276
1426 2011-07-14 Georg-Johann Lay
1427 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
1429 (*rotw<mode>): Use const_int_operand for operand2.
1430 Use match_scatch for operand3.
1431 (*rotb<mode>): Ditto
1432 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
1434 2011-07-14 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/49651
1437 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1438 handle dereferences with subvariables.
1440 2011-07-11 Martin Jambor <mjambor@suse.cz>
1442 PR tree-optimization/49094
1443 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
1444 (build_accesses_from_assign): Use it.
1446 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
1449 Backport from mainline r176141
1450 2011-07-11 Georg-Johann Lay
1451 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
1452 offsets 1..5 set cc0 in a usable way.
1454 2011-07-08 Jakub Jelinek <jakub@redhat.com>
1457 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
1458 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
1460 * config/rs6000/vector.md (vector_select_<mode>,
1461 vector_select_<mode>_uns): Change second operand of NE to
1462 CONST0_RTX (<MODE>mode) instead of const0_rtx.
1463 * config/rs6000/altivec.md (*altivec_vsel<mode>,
1464 *altivec_vsel<mode>_uns): Expect second operand of NE to be
1465 zero_constant of the corresponding vector mode.
1466 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
1469 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1472 Backport from mainline SVN 176053.
1473 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1474 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1475 In particular, allow 8-bit values in r28 and r29.
1476 (avr_hard_regno_scratch_ok): Disallow any register that might be
1477 part of the frame pointer.
1478 (avr_hard_regno_rename_ok): Same.
1479 (avr_legitimate_address_p): Don't allow SUBREGs.
1481 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
1484 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
1485 MASK_V8PLUS, remove commented out flag and reorder.
1487 Backport from mainline
1488 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1490 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
1491 (TARGET_64BIT_DEFAULT): Define.
1492 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
1494 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
1496 2011-07-07 Jakub Jelinek <jakub@redhat.com>
1499 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
1500 one non-complex and one complex argument, call c_save_expr on both
1504 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
1505 referencing debug insns that have been reset.
1506 (dead_debug_insert_before): Don't assert reg is non-NULL,
1507 instead return immediately if it is NULL.
1510 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
1511 operands and last COMPONENT_REF operand call gimplify_expr on it
1514 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1516 Backport from mainline.
1517 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1520 * config/arm/predicates.md (add_operator): New.
1521 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1524 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1526 PR tree-optimization/49618
1527 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1528 For DECL_WEAK decls return true.
1530 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1532 PR rtl-optimization/49619
1533 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1534 pass VOIDmode as op0_mode to recursive call.
1536 PR rtl-optimization/49472
1537 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1538 negating MULT, negate the second operand instead of first.
1539 (simplify_binary_operation_1) <case MULT>: If one operand is
1540 a NEG and the other is MULT, don't attempt to optimize by
1541 negation of the MULT operand if it only moves the NEG operation
1544 Backported from mainline
1545 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1548 * dwarf2out.c (native_encode_initializer): Decrement count in each
1551 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1553 Backport from mainline
1554 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1557 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1558 instead of TREE_READONLY.
1560 2011-07-04 Richard Guenther <rguenther@suse.de>
1562 PR tree-optimization/49615
1563 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1564 basic-block index check.
1566 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1568 PR tree-optimization/49572
1569 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1570 type of the RHS instead of that of the LHS for the expression type.
1572 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1574 Backport from mainline
1576 (avr_section_type_flags): For data in ".progmem.data", remove
1577 section flag SECTION_WRITE.
1579 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1581 Backport from mainline
1583 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1584 about uninitialized data attributed 'progmem' from here...
1585 (avr_encode_section_info): ...to this new function.
1586 (TARGET_ENCODE_SECTION_INFO): New define.
1588 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1590 Backport from mainline
1591 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1593 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1595 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1597 (TARGET_AVX128_OPTIMAL): New definition.
1598 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1599 X86_TUNE_AVX128_OPTIMAL entry.
1600 (ix86_option_override_internal): Enable the generation
1601 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1602 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1603 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1605 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1607 Backport from mainline
1608 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1610 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1611 * config/i386/sse.md: Add n to negated FMA pattern names.
1613 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1615 PR tree-optimization/49539
1616 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1617 names by means of stmt_references_abnormal_ssa_name.
1618 (associate_plusminus): Call can_propagate_from before propagating
1619 from definition statements.
1621 2011-06-29 Martin Jambor <mjambor@suse.cz>
1623 Backport from mainline
1624 2011-06-24 Martin Jambor <mjambor@suse.cz>
1626 PR tree-optimizations/49516
1627 * tree-sra.c (sra_modify_assign): Choose the safe path for
1628 aggregate copies if we also did scalar replacements.
1630 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1632 Backport from mainline
1633 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1636 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1637 (avx256_split_unaligned_store): New definition.
1638 (ix86_option_override_internal): Enable avx256 unaligned load/store
1639 splitting only when avx256_split_unaligned_load/store is set.
1641 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1643 Backport from mainline
1644 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/i386.c (flag_opts): Fix a typo in
1647 -mavx256-split-unaligned-store.
1649 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1651 Backport from mainline
1652 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1654 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1655 unaligned 256bit load/store.
1656 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1657 (*avx_movdqu<avxmodesuffix>): Likewise.
1659 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1661 Backport from mainline
1662 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1665 and -mavx256-split-unaligned-store.
1666 (ix86_option_override_internal): Split 32-byte AVX unaligned
1667 load/store by default.
1668 (ix86_avx256_split_vector_move_misalign): New.
1669 (ix86_expand_vector_move_misalign): Use it.
1671 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1672 -mavx256-split-unaligned-store.
1674 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1675 256bit load/store. Generate unaligned store on misaligned memory
1677 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1679 (*avx_movdqu<avxmodesuffix>): Likewise.
1681 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1682 -mavx256-split-unaligned-store.
1684 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1686 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1688 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1690 Backport from mainline
1691 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1693 PR rtl-optimization/49014
1694 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1696 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1698 Backport from mainline
1699 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1702 * cfgloop.h (loop_has_exit_edges): New helper.
1703 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1705 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1706 that have no exit edges.
1708 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1711 * config/darwin.c (darwin_mergeable_string_section): Place string
1712 constants in '.cstring' rather than '.const' when CF/NSStrings are
1715 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1717 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1718 forward scan as well.
1720 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1722 * BASE-VER: Set to 4.6.2.
1723 * DEV-PHASE: Set to prerelease.
1725 2011-06-27 Release Manager
1727 * GCC 4.6.1 released.
1729 2011-06-21 Alan Modra <amodra@gmail.com>
1731 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1732 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1734 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1736 Backport from mainline.
1737 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1740 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1741 correctly for the case with Quad vectors.
1743 2011-06-20 Alan Modra <amodra@gmail.com>
1745 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1746 of toc-relative address in CONST.
1747 (rs6000_delegitimize_address): Recognize changed address.
1748 (rs6000_legitimize_reload_address): Likewise.
1749 (rs6000_emit_move): Don't force these constants to memory.
1750 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1751 toc-relative address in CONST.
1752 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1753 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1755 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1758 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1759 last_arg_constant and last argument doesn't match its predicate,
1760 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1761 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1762 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1763 spelling of error message.
1764 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1765 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1766 const_0_to_255_operand instead of const_int_operand.
1768 2011-06-17 Richard Henderson <rth@redhat.com>
1770 Backport from mainline
1771 2011-03-22 Richard Henderson <rth@redhat.com>
1773 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1775 2011-06-17 Richard Guenther <rguenther@suse.de>
1777 Backport from mainline
1778 2011-05-23 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/49115
1781 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1782 is not necessarily carried out, do not claim it kills the ref.
1783 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1785 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1787 Backport from mainline
1788 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1790 PR rtl-optimization/48542
1791 * reload.c (find_equiv_reg): Stop looking when finding a
1793 * reload1.c (reload_as_needed): Invalidate all reload
1794 registers when crossing a setjmp-type call.
1796 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1798 Backport form main line
1799 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1802 * config/sh/sh.md (UNSPEC_CHKADD): New.
1803 (chk_guard_add): New define_insn_and_split.
1804 (symGOT_load): Use chk_guard_add instead of blockage.
1806 2011-06-16 Martin Jambor <mjambor@suse.cz>
1808 Backported from mainline
1809 2011-06-15 Martin Jambor <mjambor@suse.cz>
1811 PR tree-optimization/48613
1812 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1813 ipa_node_params_vector is NULL.
1815 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1817 PR tree-optimization/49419
1818 * tree-vrp.c (execute_vrp): Call init_range_assertions
1819 before estimate_numbers_of_iterations, call
1820 free_number_of_iterations_estimates before calling
1821 remove_range_assertions.
1823 Backported from mainline
1824 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1827 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1828 with a set of similar patterns, where the MATCH_OPERAND for the
1829 function argument is replaced with individual references to hardware
1831 (save_fpregs_<mode>): Ditto
1832 (restore_gpregs_<mode>): Ditto
1833 (return_and_restore_gpregs_<mode>): Ditto
1834 (return_and_restore_fpregs_<mode>): Ditto
1835 (return_and_restore_fpregs_aix_<mode>): Ditto
1837 2011-06-14 Richard Henderson <rth@redhat.com>
1840 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1841 (based_loc_descr): Assert it's true.
1842 (compute_frame_pointer_to_fb_displacement): Set it,
1843 rather than aborting immediately.
1845 2011-06-14 Richard Henderson <rth@redhat.com>
1847 Backport from mainline
1848 2011-03-22 Richard Henderson <rth@redhat.com>
1850 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1851 (avr_incoming_return_addr_rtx): New.
1852 (emit_push_byte): New.
1853 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1854 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1855 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1856 (emit_pop_byte): New.
1857 (expand_epilogue): Use it. Pop frame pointer by bytes.
1858 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1859 (INCOMING_RETURN_ADDR_RTX): New.
1860 (INCOMING_FRAME_SP_OFFSET): New.
1861 (ARG_POINTER_CFA_OFFSET): New.
1862 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1863 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1866 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1869 * tree.h (DECL_NONSHAREABLE): Define.
1870 (struct tree_decl_common): Change decl_common_unused to
1871 decl_nonshareable_flag.
1872 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1873 Ignore vars with DECL_NONSHAREABLE bit set.
1874 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1875 on stores to automatic aggregate vars.
1877 PR rtl-optimization/49390
1879 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1881 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1884 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1887 (*vec_dupv2df): Rename from vec_dupv2df.
1888 (vec_dupv2df): New expander.
1890 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1892 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1894 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1896 Backport from mainline
1897 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1900 unknown Intel family 0x6 CPUs.
1902 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1904 Backport from mainline
1905 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1908 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1909 needed when original operands are used for msw_skip comparison.
1911 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1913 PR gcov-profile/49299
1914 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1916 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1918 Backport from mainline
1919 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1921 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1924 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1927 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1928 if stmt folded into nothing.
1929 * tree-inline.c (fold_marked_statements): If a builtin at the
1930 end of a bb folded into nothing, just update cgraph edges
1931 and move to next bb.
1932 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1933 to be NULL. Don't compute count and frequency if new_call is NULL.
1935 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1937 * longlong.h (smul_ppmm): The resulting register pair contains the
1938 higher order word first.
1940 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1942 PR tree-optimization/49243
1943 * calls.c (setjmp_call_p): Also check if fndecl has the
1944 returns_twice attribute.
1946 2011-06-06 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/48702
1949 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1950 only when we know the base address is within bounds.
1951 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1952 assume the base address of TARGET_MEM_REFs is in bounds.
1953 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1955 Backport from mainline
1956 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1958 PR rtl-optimization/49235
1959 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1960 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1962 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1964 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1965 EH return when delayed branches are disabled.
1967 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1969 Backport from mainline
1970 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1973 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1974 part of the second operand is 0.
1976 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1979 * target.def (delay_sched2, delay_vartrack): New.
1980 * doc/tm.texi.in: Update.
1981 * doc/tm.texi: Rebuild.
1982 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1983 * var-tracking.c (gate_handle_var_tracking): Likewise.
1984 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1985 (bfin_flag_var_tracking): Drop.
1986 (output_file_start): Don't save and override flag_var_tracking.
1987 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1988 (bfin_reorg): Test original variables.
1989 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1990 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1991 (ia64_flag_var_tracking): Drop.
1992 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1993 (ia64_file_start): Don't save and override flag_var_tracking.
1994 (ia64_override_options_after_change): Ditto
1995 flag_schedule_insns_after_reload.
1996 (ia64_reorg): Test original variables.
1997 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1998 (picochip_flag_var_tracking): Drop.
1999 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
2000 (picochip_option_override): Don't save and override
2001 flag_schedule_insns_after_reload.
2002 (picochip_asm_file_start): Ditto flag_var_tracking.
2003 (picochip_reorg): Test original variables.
2004 * config/spu/spu.c (spu_flag_var_tracking): Drop.
2005 (TARGET_DELAY_VARTRACK): Define.
2006 (spu_var_tracking): New.
2007 (spu_machine_dependent_reorg): Call it.
2008 (asm_file_start): Don't save and override flag_var_tracking.
2010 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
2012 PR tree-optimization/49038
2013 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
2014 Ensure at least one epilogue iteration if required by data
2016 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2017 to mark loops that require peeling for gaps.
2018 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
2019 (vect_get_known_peeling_cost): Take peeling for gaps into
2021 (vect_transform_loop): Generate epilogue if required by data
2023 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
2024 loop as requiring an epilogue if there are gaps in the end of
2027 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
2029 PR tree-optimization/49093
2030 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
2033 2011-05-19 Quentin Neill <quentin.neill@amd.com>
2035 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
2036 (fma4_fmaddsub): Likewise
2038 2011-05-31 Richard Guenther <rguenther@suse.de>
2040 Backport from mainline
2041 2011-05-19 Richard Guenther <rguenther@suse.de>
2044 * tree-object-size.c (addr_object_size): If the pointed-to
2045 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
2047 2011-05-31 Richard Guenther <rguenther@suse.de>
2049 Backport from mainline
2050 2011-05-11 Richard Guenther <rguenther@suse.de>
2053 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2055 2011-05-30 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/49218
2058 * tree-vrp.c (adjust_range_with_scev): Properly check whether
2061 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
2064 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
2065 Don't use r20 around calls of __tablejump_elpm__
2067 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
2070 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
2073 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
2076 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
2077 recurse_p argument. Only follow register copies if it is set,
2078 and prevent mips_find_pic_call_symbol from recursing.
2079 (mips_find_pic_call_symbol): Add a recurse_p argument.
2080 Pass it to mips_pic_call_symbol_from_set.
2081 (mips_annotate_pic_calls): Update accordingly.
2083 2011-05-29 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/49217
2086 * ipa-pure-const.c (propagate_pure_const): Fix typos.
2088 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
2090 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
2091 moves expensive on Power7 also.
2093 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
2096 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
2097 alone. Error if non-const data has attribute progmem.
2099 2011-05-26 Jakub Jelinek <jakub@redhat.com>
2102 * gimplify.c (shortcut_cond_r): Don't special case
2103 COND_EXPRs if they have void type on one of their arms.
2105 PR tree-optimization/49161
2106 * tree-vrp.c (struct case_info): New type.
2107 (compare_case_labels): Sort case_info structs instead of
2108 trees, and not primarily by CASE_LABEL uids but by
2109 label_for_block indexes.
2110 (find_switch_asserts): Put case labels into struct case_info
2111 array instead of TREE_VEC, adjust sorting, compare label_for_block
2112 values instead of CASE_LABELs.
2114 2011-05-25 Jakub Jelinek <jakub@redhat.com>
2117 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
2119 2011-05-18 Jan Hubicka <jh@suse.cz>
2121 PR tree-optimization/44897
2122 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
2123 by zero for insane profiles.
2125 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
2127 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
2128 force flag_ira_share_save_slots to 0.
2130 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
2135 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
2137 Backport from mainline
2138 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
2141 * config/i386/driver-i386.c (host_detect_local_cpu): Always
2142 add -mno-XXX. Handle FMA.
2144 2011-05-23 Jakub Jelinek <jakub@redhat.com>
2147 * fold-const.c (constant_boolean_node): If type is non-NULL,
2148 use build_int_cst_type instead of build_int_cst.
2151 * dbxout.c: Include cgraph.h.
2152 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
2153 and without value expr, return NULL if no varpool node exists for
2154 it or if it is not needed.
2155 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
2158 * c-decl.c (start_decl): Convert expr to void_type_node.
2161 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
2162 failed and the comparison has a single bit signed type, use
2163 constm1_rtx instead of const1_rtx for true value.
2164 (do_store_flag): If ops->type is single bit signed type, disable
2165 signel bit test optimization and pass -1 instead of 1 as last
2166 parameter to emit_store_flag_force.
2168 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
2170 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
2171 (sparc-*-rtems*): Likewise.
2172 (sparc64-*-elf*): Likewise.
2173 (sparc64-*-rtems*): Likewise.
2174 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
2175 * config/sparc/t-crtin: New file.
2176 * config/sparc/t-sol2 (crti.o): Delete rule.
2178 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
2179 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
2180 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
2181 (ENDFILE_SPEC): Add crtn.o.
2183 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/cpuid.h (bit_MMXEXT): New define.
2188 2011-05-22 Jakub Jelinek <jakub@redhat.com>
2191 * expmed.c (extract_fixed_bit_field): Test whether target can be used
2192 only after deciding which mode to use.
2194 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
2196 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
2199 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
2201 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
2202 false if there are call-saved registers here...
2203 (sparc_can_use_return_insn_p): ...but here instead.
2204 (save_or_restore_regs): Fix thinko.
2205 (sparc_expand_prologue): Use current_function_is_leaf.
2206 (sparc_frame_pointer_required): Likewise.
2208 2011-05-20 Jakub Jelinek <jakub@redhat.com>
2211 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
2212 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
2214 2011-05-20 Richard Guenther <rguenther@suse.de>
2216 PR tree-optimization/49079
2217 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
2218 MEM_REFs correctly for the trailing array access detection.
2219 Special case constants the same way as decls for overall size
2222 2011-05-20 Jakub Jelinek <jakub@redhat.com>
2224 PR tree-optimization/49073
2225 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
2226 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
2228 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
2230 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
2233 when TARGET_RDRND is active.
2234 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
2235 Generate dummy SImode target register when target is NULL.
2237 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
2239 Backport from mainline
2240 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
2244 Properly handle load cast.
2246 2011-05-18 Jakub Jelinek <jakub@redhat.com>
2248 PR tree-optimization/49039
2249 * tree-vrp.c (extract_range_from_binary_expr): For
2250 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
2251 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
2253 2011-05-18 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/49018
2256 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
2257 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
2258 gimple_has_side_effects.
2260 2011-05-18 Richard Guenther <rguenther@suse.de>
2262 Backport from mainline
2263 2011-04-19 Richard Guenther <rguenther@suse.de>
2266 * tree.c (free_lang_data): Do not reset the decl-assembler-name
2269 2011-04-21 Richard Guenther <rguenther@suse.de>
2272 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
2275 2011-05-18 Richard Guenther <rguenther@suse.de>
2277 Backport from mainline
2278 2011-05-12 Richard Guenther <rguenther@suse.de>
2280 PR tree-optimization/48172
2281 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
2282 the number of iterations from the segment size calculation.
2283 (vect_create_cond_for_alias_checks): Adjust.
2285 2011-05-13 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/48172
2288 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
2289 multiplying by number of iterations for equal step.
2290 (vect_create_cond_for_alias_checks): Likewise.
2292 2011-05-18 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/49000
2295 * tree-ssa.c (execute_update_addresses_taken): Call
2296 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
2297 be rewritten and decl has been marked for renaming, reset
2300 2011-05-17 Nick Clifton <nickc@redhat.com>
2302 Import these patches from the mainline:
2304 2011-05-17 Nick Clifton <nickc@redhat.com>
2306 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
2308 * config/rx/rx.md: Add peephole to remove redundant extensions
2310 (bitset_in_memory): Use rx_restricted_mem_operand.
2311 (bitinvert_in_memory): Likewise.
2312 (bitclr_in_memory): Likewise.
2314 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
2315 Nick Clifton <nickc@redhat.com>
2317 * config/rx/rx.md: Add peepholes to match a register move followed
2318 by a comparison of the moved register. Replace these with an
2319 addition of zero that does both actions in one instruction.
2321 2011-05-17 Jakub Jelinek <jakub@redhat.com>
2324 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
2325 predicate to allow CONST_INT.
2327 2011-05-16 Joseph Myers <joseph@codesourcery.com>
2329 PR preprocessor/48677
2330 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
2331 from decoded_options[0], not from itself.
2333 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
2336 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
2337 of standard_80387_constant_p.
2338 (*movxf_internal_nointeger): Ditto.
2339 (*movdf_internal): Remove dead code-size optimization.
2340 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
2341 (*movdf_internal_nointeger): Ditto.
2342 (*movsf_internal): Ditto.
2343 (floating point move splitters): Ditto.
2344 * config/i386/constraints.md (G): Ditto.
2345 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2347 2011-05-12 Jakub Jelinek <jakub@redhat.com>
2349 PR tree-optimization/48975
2350 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
2351 on all bbs here and free and clear ifc_bbs at the end.
2353 2011-05-12 Richard Guenther <rguenther@suse.de>
2355 Backport from mainline
2356 2011-05-02 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/48822
2359 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
2360 (process_scc): Indicate which iteration we start.
2362 2011-05-12 Jakub Jelinek <jakub@redhat.com>
2365 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
2366 if validate_subreg fails.
2368 2011-05-12 Nick Clifton <nickc@redhat.com>
2370 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
2371 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
2373 (rx_align_for_label): Test label before extracting its number of
2375 (rx_max_skip_for_label): Ignore debug insns.
2377 2011-05-11 Jakub Jelinek <jakub@redhat.com>
2380 * tree-ssa.c (reset_debug_uses): New function.
2381 * tree-flow.h (reset_debug_uses): New prototype.
2382 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2383 * tree-loop-distribution.c (generate_loops_for_partition): Call
2384 reset_debug_uses on the stmts that will be removed. Keep around
2385 all debug stmts, don't count them as bits in partition bitmap.
2386 (generate_builtin): Don't count debug stmts or labels as bits in
2389 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2391 Backport from mainline
2392 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2394 PR target/48857, 48495
2395 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
2397 (VSX_MOVE_MODE): Ditto.
2398 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
2399 VSX vector types. Add V2DImode.
2400 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
2401 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
2402 (MODES_TIEABLE_P): Ditto.
2404 * config/rs6000/rs6000.c (rs6000_emit_move): Use
2405 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
2407 (init_cumulative_args): Ditto.
2408 (rs6000_function_arg_boundary): Ditto.
2409 (rs6000_function_arg_advance_1): Ditto.
2410 (rs6000_function_arg): Ditto.
2411 (rs6000_function_ok_for_sibcall): Ditto.
2412 (emit_frame_save): Ditto.
2413 (rs6000_function_value): Ditto.
2414 (rs6000_libcall_value): Ditto.
2416 2011-05-10 Nick Clifton <nickc@redhat.com>
2418 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
2421 2011-05-10 DJ Delorie <dj@redhat.com>
2423 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2424 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2425 * config/rx/rx.c (rx_align_for_label): Add label and
2426 uses_threshold parameters. Do not align when the label is not
2428 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2430 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2432 Backported from mainline
2433 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
2435 PR tree-optimization/48837
2436 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2437 when accumulator transformation is performed.
2439 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2441 PR tree-optimization/48611
2442 PR tree-optimization/48794
2443 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2444 referenced from RESX or EH_DISPATCH arguments.
2446 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2448 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2449 temporary register to match Pmode.
2451 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
2453 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2454 (dataflow_set_preserve_mem_locs): Likewise.
2456 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2459 constraint modifier to "r".
2461 2011-05-06 Alan Modra <amodra@gmail.com>
2464 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2465 const0_rtx as the arg to the dummy __tls_get_addr libcall.
2467 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2469 * config/s390/s390.c (s390_asm_trampoline_template): Comment
2471 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2473 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2476 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
2478 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2480 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
2483 2011-05-05 Jason Merrill <jason@redhat.com>
2486 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2488 2011-05-05 Julian Brown <julian@codesourcery.com>
2490 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2491 parenthesis in D-register case.
2493 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
2495 Backport from mainline:
2496 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
2497 Ira Rosen <ira.rosen@linaro.org>
2500 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
2501 to match neon_vzip/vuzp/vtrn_internal.
2502 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
2503 outputs explicitly dependent on both inputs.
2504 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2506 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
2508 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2509 Use %v prefix in insn mnemonic to handle TARGET_AVX.
2510 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
2511 attribute calculation.
2512 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2513 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2514 for mov{q} mnemonic.
2515 (*vec_extractv2di_1_rex64_avx): Ditto.
2517 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2518 Jakub Jelinek <jakub@redhat.com>
2521 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2522 only succeed if req_mode is the same as set_mode.
2524 2011-05-03 Richard Guenther <rguenther@suse.de>
2527 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2528 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2529 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2531 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2534 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2535 for -fstack-check if the size to allocate is negative.
2537 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2539 PR tree-optimization/48809
2540 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2542 (gen_inbound_check): Don't compute index_expr - range_min in utype
2543 again, instead reuse SSA_NAME initialized in build_arrays.
2544 Remove two useless gsi_for_stmt calls.
2546 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2548 Backport from mainline
2549 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2550 Michael Meissner <meissner@linux.vnet.ibm.com>
2553 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2554 operands, as per the specifications.
2556 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2557 (vec_extract_evenv4sf): Ditto.
2558 (vec_extract_evenv8hi): Ditto.
2559 (vec_extract_evenv16qi): Ditto.
2560 (vec_extract_oddv4si): Ditto.
2562 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2565 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2568 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2571 * c-typeck.c (build_binary_op): Don't wrap arguments if
2572 int_operands is true.
2574 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2577 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2578 is error_mark_node, set value to NULL.
2580 PR tree-optimization/48734
2581 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2582 if return value from maybe_fold_*_comparsions isn't something
2583 the code is prepared to handle.
2585 2011-04-26 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/48731
2588 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2590 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2593 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2594 __is_literal_type, and __is_trivial; update throughout about
2595 possibly cv-qualified void types.
2597 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2600 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2601 to VOID_TYPE even around MODIFY_EXPR.
2603 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2605 PR tree-optimization/48717
2606 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2607 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2609 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2612 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2613 TREE_STATIC variables declared inside of some OpenMP construct.
2615 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2618 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2619 vec_extract and vec_concat for non-SSE4_1 targets.
2621 2011-04-21 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2625 objects and types here. Adjust for their offset before comparing.
2627 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2629 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2631 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2634 * config/pa/predicates.md (ior_operand): Delete predicate.
2635 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2636 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2637 expander. Use cint_ior_operand in unnamed insn.
2639 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2641 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2643 PR tree-optimization/48611
2644 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2645 beyond ERT_MUST_NOT_THROW region.
2647 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2649 Backport from mainline
2650 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2653 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2654 the types if they have different enumeration identifiers.
2656 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2659 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2660 DECL_IN_CONSTANT_POOL without RTL.
2662 2011-04-20 Richard Guenther <rguenther@suse.de>
2664 Backport from mainline
2665 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2668 * reload1.c (inc_for_reload): Return void. All callers changed.
2669 (emit_input_reload_insns): Don't try to delete previous output
2670 reloads to a register, or record spill_reg_store for autoincs.
2672 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2675 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2676 is a SUBREG with non-MODE_INT mode inside of it.
2678 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2681 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2682 if TREE_TYPE (v) is non-NULL.
2684 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2685 gimple_get_virt_mehtod_for_binfo.
2686 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2687 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2689 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2691 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2693 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2695 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2697 PR tree-optimization/48616
2698 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2699 whether the shift is by scalar or vector based on whether all SLP
2700 scalar stmts have the same rhs.
2702 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2704 * doc/passes.texi: Fill crossref nodes.
2706 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2708 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2709 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2710 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2712 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2715 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2716 is non-null before accessing it.
2717 (input_cgraph): Remove trailing spaces.
2719 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2721 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2722 Replace match_operand with match_dup for the third operand in
2725 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2728 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2729 is a MEM, offset it as needed based on top 2 bits in operands[3],
2730 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2732 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2734 Backport from mainline:
2735 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2738 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2739 move from floating point to shift amount register.
2740 (emit_move_sequence): Remove secondary reload support for floating
2741 point to shift amount amount register copies.
2742 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2743 amount register copies.
2744 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2745 register, return false if mode isn't a scalar integer mode.
2746 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2748 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2751 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2752 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2754 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2756 Backport from mainline:
2757 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2759 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2761 2011-04-12 Martin Jambor <mjambor@suse.cz>
2763 PR tree-optimization/48195
2764 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2765 ipa_check_create_edge_args.
2766 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2767 ipa_check_create_edge_args.
2768 * ipa-inline.c (inline_generate_summary): Do not call
2769 ipa_check_create_node_params and ipa_check_create_edge_args.
2770 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2771 ipa_check_create_edge_args.
2773 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2775 PR rtl-optimization/48549
2776 * combine.c (propagate_for_debug): Also stop after BB_END of
2777 this_basic_block. Process LAST and just stop processing after it.
2778 (combine_instructions): If last_combined_insn has been deleted,
2779 set last_combined_insn to its PREV_INSN.
2781 2011-04-12 Nick Clifton <nickc@redhat.com>
2783 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2784 instruction for interrupt handlers if the target is the basic V850
2786 (expand_epilogue): Likewise.
2788 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2791 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2794 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2796 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2798 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 Backport from mainline:
2801 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2803 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2805 2011-04-09 Duncan Sands <baldrick@free.fr>
2807 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2809 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2812 * config.gcc: disable unwind table generation for crtbegin/crtend
2815 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2817 PR tree-optimization/48377
2818 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2819 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2821 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2823 * config/i386/sse.md: Update copyright year.
2824 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2825 register constraint.
2826 (*vec_concatv2sf_avx): Fix wrong register constraint in
2827 alternative 3 of operand 1.
2828 (*vec_set<mode>_0_avx): Avoid combining registers from different
2829 units in a single alternative.
2830 (*vec_set<mode>_0_sse4_1): Ditto.
2831 (*vec_set<mode>_0_sse2): Ditto.
2832 (vec_set<mode>_0): Ditto.
2833 (sse2_storehpd): Ditto.
2834 (sse2_loadhpd): Ditto.
2835 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2836 * config/i386/predicates.md (sse_comparison_operator): Do not
2837 define as special predicate.
2839 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2842 * combine.c (combine_instructions): Add last_combined_insn,
2843 update it if insn is after it, pass it to all try_combine calls.
2844 (try_combine): Add last_combined_insn parameter, pass it instead of
2845 i3 to propagate_for_debug.
2847 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2849 Backport from mainline
2850 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2852 PR rtl-optimization/48144
2853 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2854 (merge_expr_data): ... here.
2855 (av_set_intersect): Rename to av_set_code_motion_filter.
2856 Update all callers. Call merge_history_vect when an
2857 expression is found in both sets.
2858 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2860 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2863 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2864 as base_reg whatever register reg has been eliminated to, instead
2865 of hardcoding STACK_POINTER_REGNUM.
2867 Backported from mainline
2868 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2871 * expr.c (expand_assignment): Handle all possibilities
2872 if TO_RTX is CONCAT.
2873 * expmed.c (store_bit_field_1): Avoid trying to create
2875 (store_split_bit_field): If SUBREG_REG (op0) or
2876 op0 itself has smaller mode than word, return it
2877 for offset 0 and const0_rtx for out-of-bounds stores.
2878 If word is const0_rtx, skip it.
2880 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2882 * gcov-io.c: Use GCC Runtime Library Exception.
2884 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2886 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2888 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2890 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2892 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2894 Backport from mainline
2895 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2897 PR rtl-optimization/48143
2898 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2899 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2900 sse2_cvtps2pd): Likewise.
2902 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2905 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2906 frame-related from frame-unrelated adjustments to the stack pointer.
2908 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2910 Backport from mainline
2911 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2914 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2917 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2920 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2921 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2922 dw_fde_unlikely_section_end_label, cold_in_std_section,
2923 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2924 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2926 (output_fde): Use dw_fde_second_{begin,end} if second is
2927 true, otherwise dw_fde_{begin,end}.
2928 (output_call_frame_info): Test dw_fde_second_begin != NULL
2929 instead of dw_fde_switched_sections.
2930 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2931 fields, initialize new fields. Initialize in_std_section
2932 unconditionally from the first partition.
2933 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2934 dw_fde_second_begin is non-NULL.
2935 (dwarf2out_switch_text_section): Stop initializing removed
2936 dw_fde_struct fields, initialize new fields, initialize
2937 also dw_fde_end here. Set dw_fde_switch_cfi even when
2938 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2939 (struct var_loc_list_def): Add last_before_switch field.
2940 (arange_table, arange_table_allocated, arange_table_in_use,
2941 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2942 (size_of_aranges): Count !in_std_section and !second_in_std_section
2943 hunks in fdes, instead of looking at arange_table_in_use.
2944 (output_aranges): Add aranges_length argument, don't call
2945 size_of_aranges here. Instead of using aranges_table*
2946 emit ranges for fdes when !in_std_section resp.
2947 !second_in_std_section.
2948 (dw_loc_list): Break ranges crossing section switch.
2949 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2950 use dw_fde_second_end instead of dw_fde_end as end of last
2952 (gen_subprogram_die): Don't call add_arange. Use
2953 dw_fde_{begin,end} for first partition and if switched
2954 section dw_fde_second_{begin,end} for the second.
2955 (var_location_switch_text_section_1,
2956 var_location_switch_text_section): New functions.
2957 (dwarf2out_begin_function): Initialize cold_text_section even
2958 when function_section () isn't text_section.
2959 (prune_unused_types): Don't walk arange_table.
2960 (dwarf2out_finish): Don't needlessly test
2961 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2962 If info_section_emitted, call size_of_aranges and if it indicates
2963 non-empty .debug_aranges, call output_aranges with the computed
2964 size. Stop using removed dw_fde_struct fields, use
2965 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2968 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2970 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2971 (alpha_option_override): Don't set alpha_sr_alias_set.
2972 (emit_frame_store_1): Use gen_frame_mem rather than calling
2974 (alpha_expand_epilogue): Ditto.
2975 (unicosmk_gen_dsib): Ditto.
2977 2011-03-29 Nick Clifton <nickc@redhat.com>
2979 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2980 (ASM_OUTPUT_MAX_SKIP): Define.
2981 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2982 allow LT aor GE comparisons.
2983 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2984 * config/rx/rx.md: Add peepholes and patterns to combine extending
2985 loads with simple arithmetic instructions.
2986 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2987 to use pre-decrement and post-increment addressing.
2988 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2989 that the INT is a valid offset.
2990 (rx_print_operand): Handle %R.
2991 Fix %Q's handling of MEMs.
2992 (rx_option_override): Set alignments.
2993 (rx_align_for_label): New function.
2994 (rx_max_skip_for_label): New function.
2995 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2996 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2997 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2998 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
3000 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3002 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
3003 for invalid symbolic addresses.
3004 (s390_secondary_reload): Don't use s390_check_symref_alignment for
3007 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
3010 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
3012 2011-03-28 Richard Guenther <rguenther@suse.de>
3014 Backport from mainline
3015 2011-03-24 Richard Guenther <rguenther@suse.de>
3018 * tree-object-size.c (addr_object_size): Do not double-account
3019 for MEM_REF offsets.
3021 2011-03-22 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/48228
3024 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
3025 for single-arg PHIs.
3027 2011-03-17 Richard Guenther <rguenther@suse.de>
3030 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
3031 a value make sure to fold the statement.
3033 2011-03-15 Richard Guenther <rguenther@suse.de>
3036 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
3037 or variable-indexed array accesses when in gimple form.
3039 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
3044 * doc/extend.texi (Alignment): Move section to match order in TOC.
3045 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
3046 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
3048 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
3050 Backport from mainline:
3051 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/i386.md (*movdf_internal_rex64): Do not split
3055 alternatives that can be handled with movq or movabsq insn.
3056 (*movdf_internal): Disable for !TARGET_64BIT.
3057 (*movdf_internal_nointeger): Ditto.
3058 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
3060 2011-03-26 Jakub Jelinek <jakub@redhat.com>
3062 Backport from mainline
3063 2011-03-24 Jakub Jelinek <jakub@redhat.com>
3066 * simplify-rtx.c (simplify_const_unary_operation): Call
3067 real_convert when changing mode class with FLOAT_EXTEND.
3069 2011-03-20 Jakub Jelinek <jakub@redhat.com>
3073 * c-common.c (shorten_compare): If primopN is first sign-extended
3074 to opN and then zero-extended to result type, set primopN to opN.
3076 PR rtl-optimization/48156
3077 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
3078 assume df and df_lr are not NULL.
3080 2011-03-17 Jakub Jelinek <jakub@redhat.com>
3082 PR rtl-optimization/48141
3083 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
3084 * dse.c: Include params.h.
3085 (active_local_stores_len): New variable.
3086 (add_wild_read, dse_step1): Clear it when setting active_local_stores
3088 (record_store, check_mem_read_rtx): Decrease it when removing
3090 (scan_insn): Likewise. Increase it when adding to chain, if it
3091 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
3092 set active_local_stores to NULL before the addition.
3093 * Makefile.in (dse.o): Depend on $(PARAMS_H).
3095 PR rtl-optimization/48141
3096 * dse.c (record_store): If no positions are needed in an insn
3097 that cannot be deleted, at least unchain it from active_local_stores.
3099 2011-03-25 Jakub Jelinek <jakub@redhat.com>
3101 * BASE-VER: Set to 4.6.1.
3102 * DEV-PHASE: Set to prerelease.
3104 2011-03-25 Release Manager
3106 * GCC 4.6.0 released.
3108 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
3110 * config/rs6000/t-freebsd: Remove duplication from file.
3112 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3115 * doc/install.texi (Prerequisites): Move jar etc. up.
3116 Explain support library version requirements.
3118 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3121 * doc/install.texi (Prerequisites): Move Perl to build
3122 requirements. Always necessary on Solaris 2 with Sun ld.
3124 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3126 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
3128 (Specific, i?86-*-solaris2.[89]): Likewise.
3129 (Specific, i?86-*-solaris2.10): Likewise.
3130 (Specific, mips-sgi-irix6): Likewise.
3131 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
3132 Update for binutils 2.21.
3134 2011-03-21 Jakub Jelinek <jakub@redhat.com>
3137 * config/s390/s390.c (s390_delegitimize_address): Don't call
3138 lowpart_subreg if orig_x has BLKmode.
3140 2011-03-20 Joseph Myers <joseph@codesourcery.com>
3142 * c-decl.c (diagnose_mismatched_decls): Give an error for
3143 redefining a typedef with variably modified type.
3145 2011-03-20 Joseph Myers <joseph@codesourcery.com>
3147 * c-decl.c (grokfield): Don't allow typedefs for structures or
3148 unions with no tag by default.
3149 * doc/extend.texi (Unnamed Fields): Update.
3151 2011-03-18 Jakub Jelinek <jakub@redhat.com>
3154 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
3155 arange_table_in_use is 0, but either text_section_used or
3156 cold_text_section_used is true. Don't call it if
3157 !info_section_emitted.
3159 2011-03-18 Richard Guenther <rguenther@suse.de>
3161 * doc/install.texi (--enable-gold): Remove.
3162 (--with-plugin-ld): Document.
3163 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
3165 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
3167 Backport from mainline
3168 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/i386.opt: Add Save to -mavx and -mfma.
3173 2011-03-18 Richard Henderson <rth@redhat.com>
3174 Jakub Jelinek <jakub@redhat.com>
3177 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
3178 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
3180 2011-03-17 Richard Guenther <rguenther@suse.de>
3183 * tree-object-size.c (compute_object_offset): Properly return
3184 the offset operand of MEM_REFs as sizetype.
3186 2011-03-16 Dodji Seketeli <dodji@redhat.com>
3189 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
3190 (lookup_type_die_strip_naming_typedef): ... here.
3191 (get_context_die): Use it.
3192 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
3193 the anonymous struct named by the naming typedef.
3195 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3198 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
3199 in the output template.
3201 2011-03-15 Alan Modra <amodra@gmail.com>
3204 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
3205 presume symbol_refs without a symbol_ref_decl are suitably
3206 aligned, nor other trees we may see here. Handle anchor symbols.
3207 (legitimate_constant_pool_address_p): Comment. Add mode param.
3208 Check cmodel=medium addresses. Adjust all calls.
3209 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
3210 creating cmodel=medium optimized access to locals.
3211 * config/rs6000/constraints.md (R): Pass QImode to
3212 legitimate_constant_pool_address_p.
3213 * config/rs6000/predicates.md (input_operand): Pass mode to
3214 legitimate_constant_pool_address_p.
3215 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
3218 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3221 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
3222 64-bit constants being loaded into registers other than GPRs such
3223 as loading 0 into a VSX register.
3225 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3227 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
3230 2011-03-14 Jakub Jelinek <jakub@redhat.com>
3232 * doc/invoke.texi, doc/standards.texi: Refer to
3233 gcc-4.6/c99status.html.
3235 * DEV-PHASE: Mark "prerelease".
3237 2011-03-14 Richard Guenther <rguenther@suse.de>
3240 * tree.c (build_vector_from_val): Adjust assert to requirements
3243 2011-03-14 Jakub Jelinek <jakub@redhat.com>
3246 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
3249 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
3251 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
3252 terms of target_flags_explicit. Adjust copyright year.
3254 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
3255 * config/rs6000/t-freebsd: New file. Add override for
3258 2011-03-13 Chris Demetriou <cgd@google.com>
3260 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
3261 (-fno-diagnostics-show-option): this, to reflect current default.
3262 (-Werror=): Update text about -fno-diagnostics-show-option.
3264 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
3267 * config/rs6000/predicates.md (easy_vector_constant_add_self,
3268 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
3269 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
3270 mode is not V2DImode or V2DFmode.
3271 (vspltis_constant): Do not handle V2DImode and V2DFmode.
3272 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
3273 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
3275 (movdi_internal64): Likewise.
3277 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
3279 PR tree-optimization/47127
3280 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
3282 (set_cloog_options): Same.
3283 (scop_to_clast): Same.
3284 (print_clast_stmt): Do not call cloog_state_malloc and
3286 (print_generated_program): Same.
3288 * graphite-clast-to-gimple.h (cloog_state): Declared.
3289 (scop_to_clast): Adjust declaration.
3290 * graphite.c (cloog_state): Defined here.
3291 (graphite_initialize): Call cloog_state_malloc.
3292 (graphite_finalize): Call cloog_state_free.
3294 2011-03-11 Jason Merrill <jason@redhat.com>
3296 * attribs.c (lookup_attribute_spec): Take const_tree.
3299 2011-03-11 Joseph Myers <joseph@codesourcery.com>
3301 * config/sparc/sparc.c (sparc_option_override): Use
3302 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
3304 2011-03-11 Richard Guenther <rguenther@suse.de>
3306 PR tree-optimization/48067
3307 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
3308 multiplication result will be only used once on the target
3311 2011-03-11 Richard Guenther <rguenther@suse.de>
3313 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
3315 2011-03-11 Richard Guenther <rguenther@suse.de>
3318 * tree.c (find_decls_types_r): Do not walk types only reachable
3319 from IDENTIFIER_NODEs.
3321 2011-03-11 Jakub Jelinek <jakub@redhat.com>
3324 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
3325 all vnode->force_output nodes as needed.
3327 2011-03-11 Jason Merrill <jason@redhat.com>
3330 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
3331 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
3333 2011-03-11 Martin Jambor <mjambor@suse.cz>
3335 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
3338 2011-03-11 Jakub Jelinek <jakub@redhat.com>
3340 PR tree-optimization/48063
3341 * ipa-inline.c (cgraph_decide_inlining): Don't try to
3342 inline functions called once if !tree_can_inline_p (node->callers).
3344 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
3346 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
3348 * config/score/score3.c: Delete.
3349 * config/score/score3.h: Delete.
3350 * config/score/mul-div.S: Delete.
3351 * config/score/sfp-machine.h: Add new file.
3352 * config/score/constraints.md: Add new file.
3353 * config/score/t-score-softfp: Add new file.
3354 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
3355 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
3356 (score7_extra_constraint): Delete.
3357 (score7_option_override): Remove unused code.
3358 * config/score/score.c: Remove score3 and score5 define and code.
3359 * config/score/score.h: Remove score3 and score5 define and code.
3360 * config/score/score.md: Remove score3 template and unusual insn.
3361 * config/score/score.opt: Remove score3 and score5 options.
3363 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3365 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
3366 when _HPUX_SOURCE is defined.
3367 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
3369 2011-03-10 Jason Merrill <jason@redhat.com>
3372 * stor-layout.c (layout_type): Don't set structural equality
3373 on arrays of incomplete type.
3374 * tree.c (type_hash_eq): Handle comparing them properly.
3376 2011-03-10 Jakub Jelinek <jakub@redhat.com>
3379 * config/s390/s390.c (s390_delegitimize_address): Make sure the
3380 result mode matches original rtl mode.
3382 2011-03-10 Nick Clifton <nickc@redhat.com>
3384 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
3385 (andsi3, andsi3_flags): Fix timings for three operand alternative.
3387 2011-03-09 Jakub Jelinek <jakub@redhat.com>
3389 PR rtl-optimization/47866
3390 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
3391 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
3392 if target wasn't scalar.
3393 * function.c (assign_stack_temp_for_type): Assert that neither
3394 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
3395 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
3397 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
3399 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3401 * config/s390/s390-protos.h (s390_label_align): New prototype.
3402 * config/s390/s390.c (s390_label_align): New function.
3403 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
3405 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
3408 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
3409 V2DI/V2DF constants. Only all 0's or all 1's are easy.
3410 (output_vec_const_move): Ditto.
3412 2011-03-08 Anatoly Sokolov <aesok@post.ru>
3414 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
3415 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
3416 * config/mips/mips.c (mips_preferred_reload_class): Make static.
3417 Change 'rclass' argument and result type to reg_class_t.
3418 (TARGET_PREFERRED_RELOAD_CLASS): Define.
3420 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
3422 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3423 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
3424 (TARGET_MEMORY_MOVE_COST): Define.
3425 (avr_register_move_cost, avr_memory_move_cost): New Functions.
3427 2011-03-08 Jakub Jelinek <jakub@redhat.com>
3430 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
3433 PR tree-optimization/48022
3434 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
3437 2011-03-07 Jakub Jelinek <jakub@redhat.com>
3440 * var-tracking.c (find_use_val): Return NULL for
3441 cui->sets && cui->store_p BLKmode MEMs.
3443 2011-03-07 Anatoly Sokolov <aesok@post.ru>
3445 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
3447 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
3448 xstormy16_print_operand_address): Remove.
3449 * config/stormy16/stormy16.c (xstormy16_print_operand,
3450 xstormy16_print_operand_address): Make static.
3451 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
3453 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
3456 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
3457 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
3460 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
3463 * cfgloopmanip.c (fix_bb_placements): Return immediately
3464 if FROM is BASE_LOOP's header.
3466 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
3468 * gimplify.c (gimplify_function_tree): Fix building calls
3469 to __builtin_return_address.
3471 2011-03-07 Alan Modra <amodra@gmail.com>
3473 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
3474 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
3475 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
3476 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
3478 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
3479 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
3480 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
3481 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
3482 * config/rs6000/rs6000.c
3483 (rs6000_elf_end_indicate_exec_stack): Rename to..
3484 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
3485 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
3486 (rs6000_file_start): ..here.
3487 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
3488 file scope variables.
3489 (call_ABI_of_interest): New function.
3490 (init_cumulative_args): Set above vars when function return value
3491 is a float, vector, or small struct.
3492 (rs6000_function_arg_advance_1): Likewise for function args.
3493 (rs6000_va_start): Set rs6000_passes_float if variable arg function
3494 references float args.
3496 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
3498 * doc/cfg.texi: Remove "See" before @ref.
3499 * doc/invoke.texi: Likewise.
3501 2011-03-05 Jason Merrill <jason@redhat.com>
3503 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
3505 2011-03-05 Anthony Green <green@moxielogic.com>
3507 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
3509 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
3511 PR rtl-optimization/47899
3512 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3513 to flow_loop_nested_p when moving the loop upward.
3515 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3518 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3520 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3522 PR tree-optimization/47967
3523 * ipa-cp.c (build_const_val): Return NULL instead of creating
3524 VIEW_CONVERT_EXPR for mismatching sizes.
3525 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3526 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3527 give up on versioning.
3529 2011-03-05 Alan Modra <amodra@gmail.com>
3532 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3533 full cmodel medium/large lo_sum + high addresses.
3535 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3537 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3538 pool references in UNSPEC_LTREL_OFFSET.
3540 2011-03-04 Jan Hubicka <jh@suse.cz>
3543 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3544 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3545 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3546 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3547 cgraph_add_thunk): Add node pointers.
3548 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3549 associated to right node.
3550 (input_node): Update use of cgraph_same_body_alias
3551 and cgraph_add_thunk.
3553 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3555 * config/i386/i386.opt (mprefer-avx128): New flag.
3556 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3557 when the flag -mprefer-avx128 is on.
3559 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3561 * dwarf2out.c (compare_loc_operands): Fix address handling.
3563 2011-03-04 Alan Modra <amodra@gmail.com>
3565 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3567 2011-03-04 Richard Guenther <rguenther@suse.de>
3570 * expmed.c (extract_bit_field_1): Prefer vector modes that
3571 vec_extract patterns can handle.
3573 2011-03-04 Richard Guenther <rguenther@suse.de>
3576 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3578 2011-03-04 Richard Henderson <rth@redhat.com>
3580 * explow.c (emit_stack_save): Remove 'after' parameter.
3581 (emit_stack_restore): Likewise.
3582 * expr.h: Update to match.
3583 * builtins.c, calls.c, stmt.c: Likewise.
3584 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3585 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3586 * function.c (expand_function_end): Insert the emit_stack_save
3587 sequence before parm_birth_insn instead of after.
3589 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3592 (ssse3_pmaddubsw128): Ditto.
3593 (ssse3_pmaddubsw): Ditto.
3595 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3597 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3599 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3602 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3603 on TYPE_SIZE_UNIT if it is a DECL.
3606 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3607 first operand is not is_gimple_mem_ref_addr, try to fold it.
3608 If the operand still isn't is_gimple_mem_ref_addr, clear
3611 2011-03-03 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3616 (refs_may_alias_p_1): For release branches return true if
3617 we are confused by our input.
3619 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3621 * config/s390/s390.c (s390_function_value): Rename to ...
3622 (s390_function_and_libcall_value): ... this.
3623 (s390_function_value): New function.
3624 (s390_libcall_value): New function.
3625 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3626 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3627 target macro definitions.
3628 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3630 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3632 * config/i386/freebsd64.h (CC1_SPEC): Define.
3633 * config/i386/linux64.h (CC1_SPEC): Define.
3634 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3636 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3638 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3640 * config/stormy16/stormy16.c: Include reload.h.
3641 (xstormy16_memory_move_cost): New function.
3642 (TARGET_MEMORY_MOVE_COST): Define.
3644 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3646 PR rtl-optimization/47925
3647 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3648 with side effects. Remove the more-specific check for volatile asms.
3650 2011-03-02 Alan Modra <amodra@gmail.com>
3653 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3654 toc relative addresses for valid offsets.
3656 2011-03-01 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/47890
3659 * tree-vect-loop.c (get_initial_def_for_induction): Set
3660 related stmt properly.
3662 2011-03-01 Richard Guenther <rguenther@suse.de>
3665 * lto-streamer.c (lto_record_common_node): Also register
3668 2011-03-01 Richard Guenther <rguenther@suse.de>
3671 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3672 Do not stream DECL_ABSTRACT_ORIGIN.
3673 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3674 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3675 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3676 Do not stream DECL_ABSTRACT_ORIGIN.
3677 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3678 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3680 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3682 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3683 FUNCTION_VALUE_REGNO_P): Remove.
3684 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3685 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3686 Add 'outgoing' argument.
3687 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3689 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3690 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3692 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3695 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3696 (lookup_filename): Likewise.
3697 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3699 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3700 Jakub Jelinek <jakub@redhat.com>
3703 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3704 (assign_stack_local_1): Change last argument type to int.
3705 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3706 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3707 don't record padding space into frame_space_list nor use those areas.
3708 (assign_stack_local): Adjust caller.
3709 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3710 of assign_stack_local, pass 0 as last argument.
3711 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3714 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3717 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3718 Use target address_mode and pointer_mode hooks instead of hardcoded
3719 Pmode and ptr_mode. Handle some simple cases of extending if
3720 POINTERS_EXTEND_UNSIGNED < 0.
3721 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3722 Call convert_debug_memory_address.
3723 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3724 convert_debug_memory_address.
3727 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3728 * configure: Regenerated.
3729 * config.in: Regenerated.
3730 * varasm.c (default_function_section): Return NULL
3731 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3733 2011-02-28 Martin Jambor <mjambor@suse.cz>
3735 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3736 the description to match the printed values.
3738 2011-02-28 Richard Guenther <rguenther@suse.de>
3740 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3741 of the copied scope tree.
3743 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3745 * doc/extend.texi (Function Attributes): Avoid deeply (and
3746 wrongly) nested tables.
3748 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3751 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3752 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3753 r isn't op0 nor op1.
3755 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3757 * config/avr/avr.md: Remove magic comment for emacs.
3759 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3762 * config/avr/avr.c (avr_option_override): Use error on bad options.
3763 (avr_help): New function.
3764 (TARGET_HELP): Define.
3766 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3769 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3770 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3772 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3774 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3775 (ARM Options): Ditto.
3776 (i386 and x86-64 Options): Ditto.
3777 (RX Options): Ditto.
3778 (SPARC Options): Ditto.
3780 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3782 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3783 FreeBSD 6 and later. Generally use cpu generic.
3785 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3787 * doc/cpp.texi: Update copyright years.
3789 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3792 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3794 2011-02-25 Jon Beniston <jon@beniston.com>
3797 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3798 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3799 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3800 (lm32_block_move_inline): Add type cast to remove warning.
3801 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3802 (gen_int_relational): Move declarations to start of function.
3804 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3806 PR tree-optimization/45470
3807 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3808 can throw internally only.
3809 * tree-vect-stmts.c (vectorizable_call): Likewise.
3811 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3813 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3814 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3815 * config/stormy16/stormy16-protos.h
3816 (xstormy16_preferred_reload_class): Remove.
3817 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3818 static. Change 'rclass' argument and return type to reg_class_t.
3819 (TARGET_PREFERRED_RELOAD_CLASS,
3820 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3822 2011-02-24 Richard Guenther <rguenther@suse.de>
3824 * lto-streamer-in.c (input_bb): Do not find referenced vars
3825 in debug statements.
3827 2011-02-23 Jason Merrill <jason@redhat.com>
3829 * common.opt (fabi-version): Document v5 and v6.
3831 2011-02-23 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/47849
3834 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3836 2011-02-23 Jie Zhang <jie@codesourcery.com>
3838 * opts-common.c (decode_cmdline_option): Print empty string
3839 argument as "" in decoded->orig_option_with_args_text.
3840 * gcc.c (execute): Print empty string argument as ""
3841 in the verbose output.
3842 (do_spec_1): Keep empty string argument.
3844 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3846 * config.gcc: Declare score-* and crx-* obsolete.
3848 2011-02-23 Jie Zhang <jie@codesourcery.com>
3850 PR rtl-optimization/47763
3851 * web.c (web_main): Ignore naked clobber when replacing register.
3853 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3855 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3858 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3861 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3863 2011-02-22 Mike Stump <mikestump@comcast.net>
3865 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3867 * configure: Regenerate.
3869 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3871 PR rtl-optimization/46002
3872 * ira-color.c (update_copy_costs): Change class intersection
3873 test to reg_class_contents[] test of 'hard_regno'.
3875 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3877 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3879 * config/hpux11.opt (mt): Likewise.
3880 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3881 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3882 * config/vax/elf.opt (mno-asm-pic): Likewise.
3883 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3885 2011-02-21 Mike Stump <mikestump@comcast.net>
3888 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3889 tree so we can get save the type.
3890 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3891 for CFString instead of trying to use past the end of the builtins.
3892 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3893 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3894 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3895 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3896 Rename to darwin_builtin_cfstring.
3897 (darwin_init_cfstring_builtins): Return the built type.
3899 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3903 (_mm256_insert_epi64): Use _mm_insert_epi64.
3905 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3907 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3908 * config/stormy16/stormy16-protos.h
3909 (xstormy16_mode_dependent_address_p): Remove.
3910 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3911 Make static. Change return type to bool. Change argument type to
3912 const_rtx. Remove dead code.
3913 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3915 2011-02-21 Richard Guenther <rguenther@suse.de>
3918 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3919 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3920 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3922 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3923 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3925 2011-02-20 Richard Guenther <rguenther@suse.de>
3928 * tree.c (free_lang_data_in_decl): Clean builtins from
3929 the TU decl BLOCK_VARS.
3931 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3935 * haifa-sched.c (fix_tick_ready): Skip tick computation
3938 2011-02-19 Richard Guenther <rguenther@suse.de>
3941 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3942 Remove lazy BLOCK_VARS streaming.
3943 (lto_input_ts_block_tree_pointers): Likewise.
3944 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3946 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3948 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3950 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3952 * config/i386/biarch32.h, config/i386/mach.h,
3953 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3955 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3958 * config/i386/i386.md (peephole2 for shift and plus): Use
3959 operands[1] original mode in the first insn.
3961 2011-02-18 Mike Stump <mikestump@comcast.net>
3963 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3965 2011-02-18 Jan Hubicka <jh@suse.cz>
3968 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3969 to zero when the function is not inlinable at all.
3971 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3973 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3974 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3975 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3976 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3977 * config/pa/t-pa64: Likewise.
3978 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3980 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3983 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3985 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3988 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3990 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3992 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3993 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3994 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3995 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3996 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3997 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3998 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3999 m32r_load_postinc_p, m32r_store_preinc_predec_p,
4000 m32r_legitimate_address_p): New functions.
4001 * config/m32r/constraints.md (constraint "S"): Don't use
4002 STORE_PREINC_PREDEC_P.
4003 (constraint "U"): Don't use LOAD_POSTINC_P.
4005 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
4007 PR rtl-optimization/46178
4008 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
4009 compute ira_hard_regno_cover_class[].
4011 2011-02-18 Richard Guenther <rguenther@suse.de>
4014 * lto-streamer.h (lto_global_var_decls): Declare.
4015 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
4016 statics for global var processing.
4018 2011-02-18 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/47737
4021 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
4022 edge dominance check.
4024 2011-02-18 Jakub Jelinek <jakub@redhat.com>
4027 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
4028 avoid invalid rtx sharing.
4030 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
4032 * doc/cpp.texi (Obsolete Features): Add background on the
4033 origin of assertions.
4035 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
4037 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
4039 * config/darwin.c (output_objc_section_asm_op): Added support for
4041 (is_objc_metadata): New.
4042 (darwin_objc2_section): New.
4043 (darwin_objc1_section): New.
4044 (machopic_select_section): Added support for ABI v1 and v2.
4045 (darwin_emit_objc_zeroed): New.
4046 (darwin_output_aligned_bss): Detect objc metadata and treat it
4048 (darwin_asm_output_aligned_decl_common): Same.
4049 (darwin_asm_output_aligned_decl_local): Same.
4050 * config/darwin-sections.def: Updated for ABI v1 and v2.
4051 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
4052 compiling Objective-C code for the NeXT runtime, default to using
4053 ABI version 0 for 32-bit, and version 2 for 64-bit.
4055 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4057 * common.opt (optimize_fast): New Variable.
4058 * opts.c (default_options_optimization): Use opts->x_optimize_fast
4059 instead of local variable ofast.
4061 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
4063 * doc/invoke.texi (fobjc-abi-version): Documented.
4064 (fobjc-nilcheck): Documented.
4065 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
4068 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4071 * common.opt (export-dynamic): New Driver option.
4072 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
4074 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4076 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
4078 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
4079 Jan Hubicka <jh@suse.cz>
4083 * cfgexpand.c (account_used_vars_for_block): Remove.
4084 (estimated_stack_frame_size): Use referenced vars.
4085 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
4086 that were referenced in the original function. Test src_fn
4087 rather than cfun. Drop redundant get_var_ann.
4088 (setup_one_parameter): Drop redundant get_var_ann.
4089 (declare_return_variable): Likewise.
4090 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
4091 (copy_arguments_for_versioning): Drop redundant get_var_ann.
4092 * ipa-inline.c (compute_inline_parameters): Do not compute
4093 disregard_inline_limits here.
4094 (compute_inlinable_for_current, pass_inlinable): New.
4095 (pass_inline_parameters): Require PROP_referenced_vars.
4096 * cgraphunit.c (cgraph_process_new_functions): Don't run
4097 compute_inline_parameters explicitly unless function is in SSA form.
4098 (cgraph_analyze_function): Set .disregard_inline_limits.
4099 * tree-sra.c (convert_callers): Compute inliner parameters
4100 only for functions already in SSA form.
4102 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4104 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
4105 -mlittle-endian-data.
4107 2011-02-17 Joseph Myers <joseph@codesourcery.com>
4109 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
4110 -mno-fpu, not -fpu and -no-fpu.
4111 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
4112 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
4114 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
4118 input reload with PLUS RTX.
4120 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4122 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
4123 of InverseVar(MDMX).
4125 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4127 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
4130 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4132 * config/mn10300/mn10300.opt (mno-crt0): New.
4134 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4136 * config/m68k/uclinux.opt (static-libc): New Driver option.
4138 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4140 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
4142 2011-02-16 Joseph Myers <joseph@codesourcery.com>
4144 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
4145 %{muser-extend-enabled}.
4147 2011-02-16 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/47738
4150 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
4151 the TODO from tree_predictive_commoning.
4153 2011-02-15 Jeff Law <law@redhat.com>
4156 2011-01-25 Jeff Law <law@redhat.com>
4158 PR rtl-optimization/37273
4159 * ira-costs.c (scan_one_insn): Detect constants living in memory and
4160 handle them like argument loads from stack slots. Do not double
4161 count memory for memory constants and argument loads from stack slots.
4163 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
4166 * combine.c (cant_combine_insn_p): Revert the last change.
4168 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4171 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
4172 mode for vector constants. Remove code that checks for TImode.
4174 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
4178 * cgraph.h (compute_inline_parameters): Return void.
4179 * ipa-inline.c (compute_inline_parameters): Adjust.
4181 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
4185 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
4187 * cfgexpand.c (estimated_stack_frame_size): Likewise.
4188 * ipa-inline.c (compute_inline_parameters): Adjust.
4190 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
4194 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
4195 Adjust all users. Pass FN to...
4196 * tree-flow-inline.h (first_referenced_var): ... this. Add
4198 * ipa-struct-reorg.c: Adjust.
4199 * tree-dfa.c: Adjust.
4200 * tree-into-ssa.c: Adjust.
4201 * tree-sra.c: Adjust.
4202 * tree-ssa-alias.c: Adjust.
4203 * tree-ssa-live.c: Adjust.
4204 * tree-ssa.c: Adjust.
4205 * tree-ssanames.c: Adjust.
4206 * tree-tailcall.c: Adjust.
4208 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
4212 * tree-flow.h (referenced_var_lookup): Add fn parameter.
4214 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
4215 * tree-flow-inline.h: Adjust.
4216 * gimple-pretty-print.c: Adjust.
4217 * tree-into-ssa.c: Adjust.
4218 * tree-ssa.c: Adjust.
4219 * cfgexpand.c: Adjust.
4221 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4223 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
4224 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4225 (EXTRA_CONSTRAINT): Delete.
4226 * config/iq2000/constraints.md: New file.
4227 * config/iq2000/iq2000.md: Include it.
4228 (define_insn ""): Delete.
4229 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
4230 unsupported constraint letters from patterns.
4231 (call_value, call_value_internal1): Likewise.
4232 (call_value_multiple_internal1): Likewise.
4234 2011-02-15 Nick Clifton <nickc@redhat.com>
4236 * config/mn10300/mn10300.c: Include tm-constrs.h.
4237 (struct liw_data): New data structure describing an LIW candidate
4239 (extract_bundle): Use struct liw_data. Allow small integer
4240 operands for some instructions.
4241 (check_liw_constraints): Use struct liw_data. Remove swapped
4242 parameter. Add comments describing the checks. Fix bug when
4243 assigning the source of liw1 to the source of liw2.
4244 (liw_candidate): Delete. Code moved into extract_bundle.
4245 (mn10300_bundle_liw): Use struct liw_data. Check constraints
4247 * config/mn10300/predicates.md (liw_operand): New predicate.
4248 Allows registers and small integer constants.
4249 * config/mn10300/constraints.md (O): New constraint. Accetps
4250 integers in the range -8 to +7 inclusive.
4251 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
4252 for moving a small integer into a register. Give this alternative
4254 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
4255 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
4256 using the J,K,L and M constraints,
4257 (liw): Remove SI mode on second operands to allow for HI and QI
4259 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
4262 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
4265 * combine.c (cant_combine_insn_p): Check zero/sign extended
4268 2011-02-15 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/47743
4271 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
4272 for a non-type-compatible VN lookup bail out.
4274 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4276 * config/fr30/constraints.md: New file.
4277 * config/fr30/fr30.md: Include it.
4278 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
4279 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4280 (EXTRA_CONSTRAINT): Delete.
4282 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
4284 * config/frv/constraints.md: New file.
4285 * config/frv/predicates.md: Include it.
4286 * config/frv/frv.c (reg_class_from_letter): Delete.
4287 (frv_option_override): Don't initialize it.
4288 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
4289 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
4290 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
4291 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
4292 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
4293 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4294 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
4295 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
4296 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
4297 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
4298 (REG_CLASS_FROM_CONSTRAINT): Delete.
4300 2011-02-15 Jakub Jelinek <jakub@redhat.com>
4303 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
4304 if frame size is 0 in a leaf function.
4306 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * config/alpha/host-osf.c: New file.
4310 * config/alpha/x-osf: New file.
4311 * config.host (alpha*-dec-osf*): Use it.
4313 2011-02-14 Anatoly Sokolov <aesok@post.ru>
4315 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
4316 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
4317 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
4318 (rx_mode_dependent_address_p): ...this. Make static. Change argument
4320 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
4322 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4324 * config/stormy16/constraints.md: New file.
4325 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
4326 Use satisfies_constraint_Q and satisfies_constraint_R.
4327 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
4329 (xstormy16_legitiamte_address_p): Declare.
4330 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
4331 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4332 (EXTRA_CONSTRAINT): Delete.
4333 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4335 (xstormy16_extra_constraint_p): Delete.
4337 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
4339 PR tree-optimization/46494
4340 * loop-unroll.c (split_edge_and_insert): Adjust comment.
4341 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
4342 (pass_rtl_loop_done): Add TODO_verify_flow.
4343 * fwprop.c (pass_rtl_fwprop): Likewise.
4344 * modulo-sched.c (pass_sms): Likewise.
4345 * tree-ssa-dom.c (pass_dominator): Likewise.
4346 * tree-ssa-loop-ch.c (pass_ch): Likewise.
4347 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
4348 (pass_tree_loop_done): Likewise.
4349 * tree-ssa-pre.c (execute_pre): Likewise.
4350 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
4351 * tree-ssa-sink.c (pass_sink_code): Likewise.
4352 * tree-vrp.c (pass_vrp): Likewise.
4354 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4356 * config/v850/constraints.md: New file.
4357 * config/v850/v850.md: Include it.
4358 * config/v850/predicates.md (reg_or_0_operand): Use
4359 satisfies_constraint_G.
4360 (special_symbolref_operand): Use satisfies_constraint_K.
4361 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
4362 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
4363 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
4364 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
4365 (EXTRA_CONSTRAINT): Delete.
4366 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
4367 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
4368 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
4370 2011-02-14 Anatoly Sokolov <aesok@post.ru>
4373 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
4376 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
4378 * config/mcore/constraints.md: New file.
4379 * config/mcore/mcore.md: Include it.
4380 * config/mcore/mcore.c (reg_class_from_letter): Delete.
4381 * config/mcore/mcore.h (reg_class_from_letter): Delete.
4382 (REG_CLASS_FROM_LETTER): Delete.
4383 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
4384 insn_const_int_ok_for_constraint.
4385 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
4386 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
4387 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
4388 (EXTRA_CONSTRAINT): Delete.
4390 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4393 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
4394 (IS_SIGHANDLER): Define.
4395 (sparc64_is_sighandler): New function, split off from
4396 sparc64_fallback_frame_state.
4397 (sparc_is_sighandler): New function, split off from
4398 sparc_fallback_frame_state.
4399 (sparc64_fallback_frame_state): Merge with ...
4400 (sparc_fallback_frame_state): ... this into ...
4401 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
4402 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
4403 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
4404 stack instead of hardcoded offsets.
4406 2011-02-14 Andriy Gapon <avg@freebsd.org>
4409 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
4411 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4413 * configure: Regenerate.
4415 2011-02-12 Joseph Myers <joseph@codesourcery.com>
4418 * gcc.c (asm_options): Correct spec matching --target-help.
4420 2011-02-12 Martin Jambor <mjambor@suse.cz>
4422 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
4423 to gimple call error.
4425 2011-02-12 Mike Stump <mikestump@comcast.net>
4427 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
4428 comments in backslash regions.
4430 2011-02-12 Mike Stump <mikestump@comcast.net>
4431 Jakub Jelinek <jakub@redhat.com>
4432 Iain Sandoe <iains@gcc.gnu.org>
4435 * dwarf2out.c (output_cfa_loc): When required, apply the
4436 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
4437 (output_loc_sequence): Likewise.
4438 (output_loc_operands_raw): Likewise.
4439 (output_loc_sequence_raw): Likewise.
4440 (output_cfa_loc): Likewise.
4441 (output_loc_list): Suppress register number adjustment when
4442 calling output_loc_sequence()
4443 (output_die): Likewise.
4445 2011-02-12 Anatoly Sokolov <aesok@post.ru>
4447 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4449 * config/xtensa/xtensa.c (xtensa_register_move_cost,
4450 xtensa_memory_move_cost): New functions.
4451 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
4453 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
4456 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
4457 in the current directory.
4458 * configure: Rebuilt.
4460 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4462 * config/darwin.c (darwin_override_options): Add a hunk missed
4463 from the commit of r168571. Trim comment line lengths and
4464 correct indents of the preceding block.
4466 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4468 * gcc.c (driver_handle_option): Concatenate the argument to -F with
4471 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4473 * common.opt (nostartfiles): New Driver option.
4475 2011-02-11 Xinliang David Li <davidxl@google.com>
4477 PR tree-optimization/47707
4478 * tree-chrec.c (convert_affine_scev): Keep type precision.
4480 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
4482 PR tree-optimization/47420
4483 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
4485 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
4487 PR rtl-optimization/47614
4488 * rtl.h (check_for_inc_dec): Declare.
4489 * dse.c (check_for_inc_dec): Externalize...
4490 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
4491 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
4493 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4496 * gcc.c (main): Do not compile inputs if there were errors in
4498 * opts-common.c (read_cmdline_option): Check for wrong language
4499 after other error checks.
4501 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
4503 * cgraph.c: Fix comment typos.
4504 * cgraph.h: Likewise.
4505 * cgraphunit.c: Likewise.
4506 * ipa-cp.c: Likewise.
4507 * ipa-inline.c: Likewise.
4508 * ipa-prop.c: Likewise.
4509 * ipa-pure-const.c: Likewise.
4510 * ipa-ref.c: Likewise.
4511 * ipa-reference.c: Likewise.
4513 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4516 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4518 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4521 * doc/sourcebuild.texi (Require Support): Document
4522 dg-require-ascii-locale.
4524 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4526 * doc/lto.texi (Write summary): Fix missing parentheses.
4528 2011-02-10 DJ Delorie <dj@redhat.com>
4530 * config/m32c/m32c.c (m32c_option_override): Disable
4531 -fcombine-stack-adjustments until flag value tracking and compare
4532 optimization can be rewritten.
4534 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4536 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4538 (PROCESSOR_DEFAULT64): Likewise.
4540 2011-02-10 Richard Henderson <rth@redhat.com>
4542 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4543 change from 2011-02-03.
4544 * config/rx/rx.c (flags_from_code): Likewise.
4545 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4546 is valid, n/pz otherwise.
4547 (rx_select_cc_mode): Return CCmode if Y is not zero.
4549 2011-02-10 Richard Guenther <rguenther@suse.de>
4551 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4553 2011-02-10 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/47677
4556 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4558 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4561 * combine.c (make_compound_operation): Only change shifts into
4562 multiplication for SCALAR_INT_MODE_P.
4564 2011-02-10 Jie Zhang <jie@codesourcery.com>
4568 2011-02-05 Jie Zhang <jie@codesourcery.com>
4570 * web.c (entry_register): Don't clobber the number of the
4571 first uninitialized reference in used[].
4573 2011-02-09 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/47664
4576 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4579 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4583 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4585 (PROCESSOR_DEFAULT64): Same.
4586 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4588 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4590 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4592 2011-02-09 Martin Jambor <mjambor@suse.cz>
4595 * tree-sra.c (struct access): New flags grp_scalar_read and
4596 grp_scalar_write. Changed description of assignment read and write
4598 (dump_access): Dump new flags, reorder all of them.
4599 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4600 to detect multiple scalar reads.
4601 (analyze_access_subtree): Use the new scalar read write flags instead
4602 of the old flags. Adjusted comments.
4604 2011-02-08 DJ Delorie <dj@redhat.com>
4607 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4610 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4612 * config/m68k/uclinux.opt: New.
4613 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4615 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4617 * config/cris/elf.opt (sim): New Driver option.
4619 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4621 * config/xtensa/elf.opt: New.
4622 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4624 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4626 * config/vax/elf.opt: New.
4627 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4629 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4631 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4633 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4635 * config/gnu-user.opt: New.
4636 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4637 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4638 *-*-uclinux*): Use gnu-user.opt.
4640 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4642 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4643 * config/i386/gnu.h (CPP_SPEC): Likewise.
4645 2011-02-08 Ian Lance Taylor <iant@google.com>
4647 * common.opt (fcx-limited-range): Add SetByCombined flag.
4648 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4649 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4650 (fassociative-math, freciprocal-math): Likewise.
4651 (funsafe-math-optimizations): Likewise.
4652 * opth-gen.awk: Handle SetByCombined.
4653 * optc-gen.awk: Likewise.
4654 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4655 (set_unsafe_math_optimizations_flags): Likewise.
4656 * doc/options.texi (Option properties): Document SetByCombined.
4658 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4660 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4661 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4662 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4663 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4664 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4666 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4668 PR tree-optimization/46834
4669 PR tree-optimization/46994
4670 PR tree-optimization/46995
4671 * graphite-sese-to-poly.c (used_outside_reduction): New.
4672 (detect_commutative_reduction): Call used_outside_reduction.
4673 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4674 translate_scalar_reduction_to_array only when at least one
4675 loop-phi/close-phi tuple has been detected.
4677 2011-02-08 Richard Guenther <rguenther@suse.de>
4680 * tree-vect-generic.c (expand_vector_operations_1): Update
4682 (expand_vector_operations): ... not here. Cleanup EH info
4683 and the CFG if required.
4685 2011-02-08 Richard Guenther <rguenther@suse.de>
4687 PR tree-optimization/47641
4688 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4689 require type compatibility.
4691 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4693 * gimple-low.c (lower_function_body): Don't remove the location of
4694 the return statement here.
4695 (lower_gimple_return): Do it here instead but only if the return
4696 statement is actually used twice.
4698 2011-02-08 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/47632
4701 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4702 unused up_to_stmt parameter, return whether cfg-cleanup is
4703 necessary, remove EH info properly.
4704 (forward_propagate_into_gimple_cond): Adjust caller.
4705 (forward_propagate_into_cond): Likewise.
4706 (forward_propagate_comparison): Likewise.
4707 (tree_ssa_forward_propagate_single_use_vars): Make
4708 forward_propagate_comparison case similar to the two others.
4710 2011-02-08 Nick Clifton <nickc@redhat.com>
4712 * config/mn10300/mn10300.opt (mliw): New command line option.
4713 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4714 (liw_bundling): New automaton.
4715 (liw): New attribute.
4716 (liw_op): New attribute.
4717 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4718 (movsi_internal): Add LIW attributes.
4722 (addsi3): Separate register and immediate alternatives.
4727 (lshrsi3): Likewise.
4728 (ashrsi3): Likewise.
4730 * config/mn10300/mn10300.c (liw_op_names): New
4731 (mn10300_print_operand): Handle 'W' operand descriptor.
4732 (extract_bundle): New function.
4733 (check_liw_constraints): New function.
4734 (liw_candidate): New function.
4735 (mn10300_bundle_liw): New function.
4736 (mn10300_reorg): New function.
4737 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4738 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4739 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4740 __LIW__ or __NO_LIW__.
4741 * doc/invoke.texi: Describe the -mliw command line option.
4743 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4745 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4746 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4747 pthread_mutex_unlock): Remove.
4748 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4749 * config/pa/t-pa64: Likewise.
4750 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4751 shared libc if not linking against libpthread.
4752 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4754 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4757 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4758 on 10.6 and later to ensure that we always use the unwinder from
4759 the system. Only add -no_compact_unwind when tarteting darwin
4762 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4765 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4766 (vec_interleave_lowv2sf): Ditto.
4767 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4768 (vec_extract_oddv2sf): Ditto.
4770 2011-02-07 Mike Stump <mikestump@comcast.net>
4773 Add __ieee_divdc3 entry point.
4774 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4776 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4777 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4778 * config/darwin.c (darwin_rename_builtins): Add.
4779 * config/darwin-protos.h (darwin_rename_builtins): Add.
4781 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4784 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4787 2011-02-07 Mike Stump <mikestump@comcast.net>
4789 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4791 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4794 * config/avr/libgcc.S (exit): Move .endfunc
4796 2011-02-07 Richard Guenther <rguenther@suse.de>
4798 PR tree-optimization/47615
4799 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4800 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4801 (run_scc_vn): Initialize it.
4802 (visit_reference_op_load): Use it.
4803 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4805 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4807 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4808 DImode trapping arithmetic libfuncs.
4810 2011-02-07 Richard Guenther <rguenther@suse.de>
4812 PR tree-optimization/47621
4813 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4815 (execute_update_addresses_taken): ... here. Make it more
4816 conservative in what we accept.
4818 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4820 * config/sparc/freebsd.h (ASM_SPEC): Define.
4821 * config/sparc/vxworks.h (ASM_SPEC): Define.
4823 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4825 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4827 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4829 * doc/invoke.texi: Remove reference to compiler internals from
4832 * reg-notes.def: Remove REG_VALUE_PROFILE.
4833 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4835 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4838 * varasm.c (default_section_type_flags): If decl is NULL,
4839 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4841 2011-02-05 Jie Zhang <jie@codesourcery.com>
4844 * web.c (entry_register): Don't clobber the number of the
4845 first uninitialized reference in used[].
4847 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4849 PR tree-optimization/46194
4850 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4851 (build_classic_dist_vector_1): Do not represent classic distance
4852 vectors when the access functions are variating in different loops.
4854 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4856 * config/mips/iris6.opt: New.
4857 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4859 2011-02-04 Richard Henderson <rth@redhat.com>
4860 Steve Ellcey <sje@cup.hp.com>
4863 * config/ia64/predicates.md (mux1_brcst_element): New.
4864 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4865 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4866 (ia64_unpack_sign): New.
4867 (ia64_expand_unpack): Rewrite using new routines.
4868 (ia64_expand_widen_sum): Ditto.
4869 (ia64_expand_dot_prod_v8qi): Ditto.
4870 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4871 routines, add endian check.
4872 (pmpy2_even): Rename from pmpy2_r, add endian check.
4873 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4874 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4875 (vec_widen_smult_hi_v4hi): Ditto.
4876 (vec_widen_umult_lo_v4hi): Ditto.
4877 (vec_widen_umult_hi_v4hi): Ditto.
4878 (mulv2si3): Change endian checks.
4879 (sdot_prodv4hi): Rewrite with new calls.
4880 (udot_prodv4hi): New.
4881 (vec_pack_ssat_v4hi): Add endian check.
4882 (vec_pack_usat_v4hi): Ditto.
4883 (vec_pack_ssat_v2si): Ditto.
4884 (max1_even): Rename from max1_r, add endian check.
4885 (max1_odd): Rename from max1_l, add endian check.
4886 (*mux1_rev): Format change.
4888 (*mux1_shuf): Ditto.
4890 (*mux1_brcst_v8qi): Use new predicate.
4891 (vec_extract_evenv8qi): Remove endian check.
4892 (vec_extract_oddv8qi): Ditto.
4893 (vec_interleave_lowv4hi): Format change.
4894 (vec_interleave_highv4hi): Ditto.
4895 (mix2_even): Rename from mix2_r, add endian check.
4896 (mix2_odd): Rename from mux2_l, add endian check.
4897 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4898 (vec_extract_evenodd_helper): Format change.
4899 (vec_extract_evenv4hi): Remove endian check.
4900 (vec_extract_oddv4hi): Remove endian check.
4901 (vec_interleave_lowv2si): Format change.
4902 (vec_interleave_highv2si): Format change.
4903 (vec_initv2si): Remove endian check.
4904 (vecinit_v2si): Add endian check.
4905 (reduc_splus_v2sf): Add endian check.
4906 (reduc_smax_v2sf): Ditto.
4907 (reduc_smin_v2sf): Ditto.
4908 (vec_initv2sf): Remove endian check.
4909 (fpack): Add endian check.
4910 (fswap): Add endian check.
4911 (vec_interleave_highv2sf): Add endian check.
4912 (vec_interleave_lowv2sf): Add endian check.
4913 (fmix_lr): Add endian check.
4914 (vec_setv2sf): Format change.
4915 (*vec_extractv2sf_0_be): Use shift to extract operand.
4916 (*vec_extractv2sf_1_be): New.
4917 (vec_pack_trunc_v4hi): Add endian check.
4918 (vec_pack_trunc_v2si): Format change.
4920 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4923 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4924 do bb, locus and block comparison and disallow loads if it is not set.
4925 (stmt_is_replaceable_p): New function.
4926 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4928 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4929 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4931 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4933 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4935 * config/rs6000/xilinx.opt: New.
4936 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4938 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4940 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4942 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4944 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4945 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4946 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4947 secondary_reload_info, xtensa_secondary_reload): Remove.
4948 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4949 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4950 (xtensa_preferred_reload_class): Make static. Change return and
4951 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4952 Use CONST_DOUBLE_P predicate.
4953 (xtensa_preferred_output_reload_class): New function.
4954 (xtensa_secondary_reload): Make static.
4956 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4958 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4959 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4960 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4962 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4965 * output.h (SECTION_RELRO): Define.
4966 (SECTION_MACH_DEP): Adjust.
4967 (get_variable_section): New prototype.
4968 * varpool.c (varpool_finalize_named_section_flags): New function.
4969 (varpool_assemble_pending_decls): Call it.
4970 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4971 * cgraphunit.c (cgraph_output_in_order): Call
4972 varpool_finalize_named_section_flags.
4973 * varasm.c (get_section): Allow section flags conflicts between
4974 relro and read-only sections if the section hasn't been declared yet.
4975 Set SECTION_OVERRIDE after diagnosing section type conflict.
4976 (get_variable_section): No longer static.
4977 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4978 readonly sections that need relocations.
4979 (decl_readonly_section_1): New function.
4980 (decl_readonly_section): Use it.
4983 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4984 Steve Ellcey <sje@cup.hp.com>
4987 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4988 if section attribute used.
4990 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4992 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4993 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4994 (darwin_init_sections): Remove assertion.
4996 2011-02-03 Nick Clifton <nickc@redhat.com>
4998 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
5000 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
5001 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
5002 instead of "n" and "pz".
5003 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
5006 2011-02-03 Jakub Jelinek <jakub@redhat.com>
5009 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
5010 fma, expand FMA_EXPR as fma{,f,l} call.
5013 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
5014 copy them into a unsigned char variable and pass address of it to
5015 lto_output_data_stream.
5018 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
5019 around backend_init_target and lang_dependent_init_target calls.
5020 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
5021 (verify_cgraph_node): Don't call set_cfun here. Use
5022 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
5023 Set error_found for incorrectly represented calls to thunks.
5025 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
5028 PR rtl-optimization/43494
5029 * rtl.h (for_each_inc_dec_fn): New type.
5030 (for_each_inc_dec): Declare.
5031 * rtlanal.c (struct for_each_inc_dec_ops): New type.
5032 (for_each_inc_dec_find_inc_dec): New fn.
5033 (for_each_inc_dec_find_mem): New fn.
5034 (for_each_inc_dec): New fn.
5035 * dse.c (struct insn_size): Remove.
5036 (replace_inc_dec, replace_inc_dec_mem): Remove.
5037 (emit_inc_dec_insn_before): New fn.
5038 (check_for_inc_dec): Use it, along with for_each_inc_dec.
5039 (canon_address): Pass mem modes to cselib_lookup.
5040 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
5041 (cselib_lookup_from_insn): Likewise.
5042 (cselib_subst_to_values): Likewise.
5043 * cselib.c (find_slot_memmode): New var.
5044 (cselib_find_slot): New fn. Use it instead of
5045 htab_find_slot_with_hash everywhere.
5046 (entry_and_rtx_equal_p): Use find_slot_memmode.
5047 (autoinc_split): New fn.
5048 (rtx_equal_for_cselib_p): Rename and implement in terms of...
5049 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
5050 Deal with autoinc. Special-case recursion into MEMs.
5051 (cselib_hash_rtx): Likewise.
5052 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
5053 address and MEM modes.
5054 (cselib_subst_to_values): Add memmode, pass it on.
5056 (cselib_lookup): Add memmode argument, pass it on.
5057 (cselib_lookup_from_insn): Add memmode.
5058 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
5059 (struct cselib_record_autoinc_data): New.
5060 (cselib_record_autoinc_cb): New fn.
5061 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
5062 mode to cselib_lookup. Reset autoinced REGs here instead of...
5063 (cselib_process_insn): ... here.
5064 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
5066 (add_uses): Likewise, also to cselib_subst_to_values.
5067 (add_stores): Likewise.
5068 * sched-deps.c (add_insn_mem_dependence): Pass mode to
5069 cselib_subst_to_values.
5070 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
5071 * gcse.c (do_local_cprop): Adjusted.
5072 * postreload.c (reload_cse_simplify_set): Adjusted.
5073 (reload_cse_simplify_operands): Adjusted.
5074 * sel-sched-dump (debug_mem_addr_value): Pass mode.
5076 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
5078 PR tree-optimization/45122
5079 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
5080 unsafe assumptions when there's more than one loop exit.
5082 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5085 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
5086 Document using vector double with the load/store builtins, and
5087 that the load/store builtins always use Altivec instructions.
5089 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
5090 to use altivec memory instructions, even on VSX.
5091 (vector_altivec_store_<mode>): Ditto.
5093 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
5096 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5097 V2DF, V2DI support to load/store overloaded builtins.
5099 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
5100 altivec load/store builtins for V2DF/V2DI types.
5102 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
5103 set avoid indexed addresses on power6 if -maltivec.
5104 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
5105 vector_altivec_load/vector_altivec_store builtins.
5106 (altivec_expand_st_builtin): Ditto.
5107 (altivec_expand_builtin): Add VSX memory builtins.
5108 (rs6000_init_builtins): Add V2DI types to internal types.
5109 (altivec_init_builtins): Add support for V2DF/V2DI altivec
5110 load/store builtins.
5111 (rs6000_address_for_altivec): Insure memory address is appropriate
5114 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
5115 vec_vsx_ld and vec_vsx_st.
5116 (vsx_store_<mode>): Ditto.
5118 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
5119 variables to hold long long types for VSX vector memory builtins.
5120 (RS6000_BTI_unsigned_long_long): Ditto.
5121 (long_long_integer_type_internal_node): Ditti.
5122 (long_long_unsigned_type_internal_node): Ditti.
5124 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
5125 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
5126 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
5128 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
5130 (vec_vsx_st): Ditto.
5132 2011-02-02 Joseph Myers <joseph@codesourcery.com>
5134 * config/pa/pa-hpux10.opt: New.
5135 * config/hpux11.opt (pthread): New Driver option.
5136 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
5137 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
5139 2011-02-02 Joseph Myers <joseph@codesourcery.com>
5141 * config/ia64/vms.opt: New.
5142 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
5144 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5147 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
5148 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
5149 generator functions.
5150 (vsx_floatuns<VSi><mode>2): Ditto.
5151 (vsx_fix_trunc<mode><VSi>2): Ditto.
5152 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
5154 2011-02-02 Joseph Myers <joseph@codesourcery.com>
5156 * config/i386/djgpp.opt (posix): New Driver option.
5158 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5160 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
5161 Move to the unsupported targets list.
5163 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
5165 PR rtl-optimization/47525
5166 * df-scan.c: Update copyright years.
5167 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
5168 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
5170 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5172 * config/i386/sysv4.h (TARGET_VERSION): Remove.
5173 (SUBTARGET_RETURN_IN_MEMORY): Remove.
5174 (ASM_OUTPUT_ASCII): Remove.
5175 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
5177 2011-02-02 Jeff Law <law@redhat.com>
5180 * reload.c (find_reloads_address): Handle reg+d address where both
5181 components are invalid by reloading the entire address.
5183 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
5184 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/40979
5188 * passes.c (init_optimization_passes): After LIM call copy_prop
5189 and DCE to clean up.
5190 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
5192 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
5194 PR tree-optimization/47576
5195 PR tree-optimization/47555
5196 * doc/invoke.texi (scev-max-expr-complexity): Documented.
5197 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
5198 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
5199 * tree-scalar-evolution.c (follow_ssa_edge): Use
5200 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
5202 2011-02-02 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/47566
5205 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
5207 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
5211 * tree-inline.c (declare_return_variable): Remove unused caller
5216 * tree-flow-inline.h (clear_is_used, is_used_p): New.
5217 * cfgexpand.c (account_used_vars_for_block): Use them.
5218 * tree-nrv.c (tree_nrv): Likewise.
5219 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5220 (dump_scope_block): Likewise.
5221 (remove_unused_locals): Likewise.
5225 * tree-inline.c (declare_return_variable): Add result decl to
5226 local decls only once.
5227 * gimple-low.c (record_vars_into): Mark newly-created variables
5230 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
5236 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5238 (no_real_insns_p, schedule_block, set_priorities): Drop special
5239 treatment of boundary debug insns.
5240 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5241 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
5242 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5243 (BOUNDARY_DEBUG_INSN_P): Likewise.
5244 (SCHEDULE_DEBUG_INSN_P): Likewise.
5245 * sched-rgn.c (init_ready_list): Drop special treatment of
5246 boundary debug insns.
5247 * final.c (rest_of_clean_state): Clear notes' BB.
5249 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5251 * config/openbsd.opt (assert=): New Driver option.
5253 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5255 * config/i386/nto.opt: New.
5256 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
5258 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5260 * config/i386/netware.opt: New.
5261 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
5263 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5265 * config/interix.opt (posix): New Driver option.
5267 2011-02-01 DJ Delorie <dj@redhat.com>
5269 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
5271 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
5274 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
5276 PR tree-optimization/47561
5277 * toplev.c (process_options): Print the Graphite flags. Add
5278 flag_loop_flatten to the list of options requiring Graphite.
5280 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5282 * config/i386/cygming.opt (posix): New Driver option.
5284 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5286 * config/arm/vxworks.opt: New.
5287 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
5289 2011-02-01 Joseph Myers <joseph@codesourcery.com>
5291 * config/alpha/elf.opt: New.
5292 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
5293 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
5295 2011-02-01 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/47559
5298 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
5299 store-motion on references that can throw.
5301 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
5303 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
5304 * tree-pass.h (TDF_CSELIB): New macro.
5305 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
5306 cselib_lookup): Check for it rather than for TDF_DETAILS.
5308 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
5311 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
5314 * opts.c (finish_options): Don't add x_aux_base_name if it is
5317 2011-02-01 Richard Guenther <rguenther@suse.de>
5319 PR tree-optimization/47555
5321 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
5323 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
5325 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
5328 * config/lm32/t-lm32: Add multilib for all CPU options.
5330 2011-02-01 Richard Guenther <rguenther@suse.de>
5332 PR tree-optimization/47541
5333 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5334 sure to have a field at offset zero.
5336 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5338 * config/arc/arc.opt (EB, EL): New Driver options.
5340 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5342 * config/alpha/osf5.opt: New.
5343 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
5345 2011-01-31 Joseph Myers <joseph@codesourcery.com>
5347 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
5349 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
5351 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
5353 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
5354 is an alias of -floop-interchange and that it requires the
5355 Graphite infrastructure.
5356 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
5357 flag_loop_interchange based on the value of flag_tree_loop_linear.
5359 2011-01-31 Jakub Jelinek <jakub@redhat.com>
5360 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/47538
5363 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
5364 type instead of r1type, except for comparisons. For right
5365 shifts and comparisons punt if there are mismatches in
5366 sizetype vs. non-sizetype types.
5368 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5370 * doc/sourcebuild.texi (Effective-Target Keywords): Document
5373 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5375 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
5377 * configure: Regenerate.
5379 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5381 * configure.ac (gcc_cv_ld_static_option): Define.
5382 (gcc_cv_ld_dynamic_option): Define.
5383 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
5385 (HAVE_LD_STATIC_DYNAMIC): Update message.
5386 (LD_STATIC_OPTION): Define.
5387 (LD_DYNAMIC_OPTION): Define.
5388 * configure: Regenerate.
5389 * config.in: Regenerate.
5390 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
5391 HAVE_LD_STATIC_DYNAMIC]: Use them.
5393 2011-01-31 Nick Clifton <nickc@redhat.com>
5395 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
5396 registers inside interrupt handlers if the handler is not a leaf
5399 2011-01-31 Nick Clifton <nickc@redhat.com>
5401 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
5402 reg_renumber returning an INVALID_REGNUM.
5404 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
5407 * doc/install.texi: Document host options discarded when cross
5408 configuring target libraries.
5410 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
5413 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5416 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5418 (no_real_insns_p, schedule_block, set_priorities): Drop special
5419 treatment of boundary debug insns.
5420 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5421 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5422 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5423 (BOUNDARY_DEBUG_INSN_P): Likewise.
5424 (SCHEDULE_DEBUG_INSN_P): Likewise.
5425 * sched-rgn.c (init_ready_list): Drop special treatment of
5426 boundary debug insns.
5427 * final.c (rest_of_clean-state): Clear notes' BB.
5429 2011-01-31 Alan Modra <amodra@gmail.com>
5431 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
5432 toc relative expressions as we do in print_operand_address.
5434 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
5436 * doc/extend.texi: Follow spelling conventions.
5437 * doc/invoke.texi: Fix a typo.
5439 2011-01-30 Joseph Myers <joseph@codesourcery.com>
5441 * config/hpux11.opt: New.
5442 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
5443 ia64*-*-hpux*): Use hpux11.opt.
5445 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
5447 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
5450 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5452 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
5455 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5457 * doc/install.texi (Binaries): Remove outdated reference for
5458 Motorola 68HC11/68HC12 downloads.
5460 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5462 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
5465 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
5468 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
5471 2011-01-28 Ahmad Sharif <asharif@google.com>
5473 * value-prof.c (check_counter): Corrected error message.
5475 2011-01-29 Jie Zhang <jie@codesourcery.com>
5477 * config/arm/arm.c (arm_legitimize_reload_address): New.
5478 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
5479 arm_legitimize_reload_address.
5480 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
5482 2011-01-28 Ian Lance Taylor <iant@google.com>
5484 * godump.c (go_define): Ignore macros whose definitions include
5485 two adjacent operands.
5487 2011-01-28 Jakub Jelinek <jakub@redhat.com>
5490 * varasm.c (force_const_mem): Store copy of x in desc->constant
5491 instead of x itself.
5492 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
5493 itself into REG_EQUAL note.
5495 2011-01-28 Joseph Myers <joseph@codesourcery.com>
5497 * config/freebsd.opt (posix, rdynamic): New Driver options.
5499 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5501 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
5503 * configure: Regenerate.
5505 2011-01-27 Joseph Myers <joseph@codesourcery.com>
5507 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
5508 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
5510 2011-01-27 Anatoly Sokolov <aesok@post.ru>
5512 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5513 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5514 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5515 (s390_preferred_reload_class): Make static. Change return and
5516 'rclass' argument type to reg_class_t.
5518 2011-01-27 Jan Hubicka <jh@suse.cz>
5521 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5522 (process_function_and_variable_attributes): Check defined weakrefs.
5524 2011-01-27 Martin Jambor <mjambor@suse.cz>
5526 PR tree-optimization/47228
5527 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5528 build_ref_for_offset.
5530 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5532 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5534 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5536 PR rtl-optimization/46856
5537 * postreload.c (reload_combine_recognize_const_pattern): Do not
5538 separate cc0 setter and user on cc0 targets.
5540 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5543 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5544 passed a VOID_TYPE expression, immediately emit an error and
5545 return error_mark_node.
5547 2011-01-26 Jeff Law <law@redhat.com>
5549 PR rtl-optimization/47464
5550 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5551 rather than may_trap_p as needed.
5553 2011-01-26 DJ Delorie <dj@redhat.com>
5555 PR rtl-optimization/46878
5556 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5557 setter/user dependency as well.
5559 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5561 PR rtl-optimization/44469
5562 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5563 after removing trivially dead basic blocks.
5565 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5567 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5568 * config/frv/frv.h (LINK_SPEC): Likewise.
5569 * config/i386/netware.h (LINK_SPEC): Likewise.
5570 * config/m68k/linux.h (ASM_SPEC): Likewise.
5571 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5572 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5573 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5574 * config/sparc/linux.h (ASM_SPEC): Likewise.
5575 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5576 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5578 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5580 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5581 * config/frv/frv.h (ASM_SPEC): Likewise.
5582 * config/m68k/linux.h (ASM_SPEC): Likewise.
5583 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5584 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5585 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5586 * config/sparc/linux.h (ASM_SPEC): Likewise.
5587 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5588 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5590 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5592 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5593 * config/frv/frv.h (LINK_SPEC): Likewise.
5594 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5596 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5598 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5599 * config/frv/frv.h (ASM_SPEC): Likewise.
5600 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
5601 * config/m68k/linux.h (ASM_SPEC): Likewise.
5602 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5603 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
5604 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5605 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5606 * config/sparc/linux.h (ASM_SPEC): Likewise.
5607 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5608 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5609 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5611 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5614 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5616 (vec_extract_evenodd_help): Ditto.
5617 (vec_extract_evenv4hi): Ditto.
5618 (vec_extract_oddv4hi): Ditto.
5619 (vec_interleave_lowv2si): Ditto.
5620 (vec_interleave_highv2si): Ditto.
5621 (vec_extract_evenv2si): Ditto.
5622 (vec_extract_oddv2si: Ditto.
5623 (vec_pack_trunc_v2si): Ditto.
5625 2011-01-22 Jan Hubicka <jh@suse.cz>
5628 * cgraph.h (cgraph_local_info): New field can_change_signature.
5629 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5630 signature can change.
5631 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5633 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5634 (cgraph_function_versioning): We can not change signature of functions
5635 that don't allow that.
5636 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5637 (lto_input_node): Likewise.
5638 * ipa-inline.c (compute_inline_parameters): Compute
5639 local.can_change_signature.
5640 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5641 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5642 functions that can not change signature.
5643 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5644 init_cumulative_args): Do not use local calling conventions
5645 for functions that can not change signature.
5647 2011-01-22 Jan Hubicka <jh@suse.cz>
5649 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5651 2011-01-26 Richard Guenther <rguenther@suse.de>
5653 PR tree-optimization/47190
5654 * cgraphunit.c (process_common_attributes): New function.
5655 (process_function_and_variable_attributes): Use it.
5657 2011-01-26 Richard Guenther <rguenther@suse.de>
5660 * cgraphbuild.c (record_eh_tables): Record reference to personality
5663 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5666 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5667 non-debug insns from moving up.
5669 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5672 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5673 t-dlldir{,-x} fragment for build and add it to tmake_file.
5674 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5675 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5676 * config/i386/t-dlldir: New file.
5677 (SHLIB_DLLDIR): Define.
5678 * config/i386/t-dlldir-x: New file.
5679 (SHLIB_DLLDIR): Define.
5680 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5681 (SHLIB_INSTALL): Use it.
5683 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5686 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5687 lower bound of the allowed Thumb-2 coprocessor load/store
5688 index range to -256. Add explaining comment.
5690 2011-01-25 Ian Lance Taylor <iant@google.com>
5692 * godump.c (go_define): Improve lexing of macro expansion to only
5693 accept expressions which match Go spec.
5695 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5698 * tree.c (handle_dll_attribute): Handle it.
5699 * doc/extend.texi (@item dllexport): Mention it.
5700 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5702 2011-01-25 Ian Lance Taylor <iant@google.com>
5704 PR tree-optimization/26854
5705 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5706 (decl_jump_unsafe): Move higher in file, with no other change.
5707 (bind): Set has_jump_unsafe_decl if appropriate.
5708 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5709 (check_earlier_gotos): Likewise.
5710 (c_check_switch_jump_warnings): Likewise.
5712 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5714 * doc/invoke.texi (Warning Options): Add missing hyphen.
5715 (-fprofile-dir): Minor grammatical fixes.
5716 (-fbranch-probabilities): Likewise.
5718 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5722 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5724 (no_real_insns_p, schedule_block, set_priorities): Drop special
5725 treatment of boundary debug insns.
5726 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5727 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5728 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5729 (BOUNDARY_DEBUG_INSN_P): Likewise.
5730 (SCHEDULE_DEBUG_INSN_P): Likewise.
5731 * sched-rgn.c (init_ready_list): Drop special treatment of
5732 boundary debug insns.
5733 * final.c (rest_of_clean-state): Clear notes' BB.
5735 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5737 * Makefile.in (LAMBDA_H): Removed.
5738 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5739 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5740 lambda-trans.o, and tree-loop-linear.o.
5741 (lto-symtab.o): Remove dependence on LAMBDA_H.
5742 (tree-loop-linear.o): Remove rule.
5743 (lambda-mat.o): Same.
5744 (lambda-trans.o): Same.
5745 (lambda-code.o): Same.
5746 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5747 (tree-vect-slp.o): Same.
5748 * hwint.h (gcd): Moved here.
5749 (least_common_multiple): Same.
5750 * lambda-code.c: Removed.
5751 * lambda-mat.c: Removed.
5752 * lambda-trans.c: Removed.
5753 * lambda.h: Removed.
5754 * tree-loop-linear.c: Removed.
5755 * lto-symtab.c: Do not include lambda.h.
5756 * omega.c (gcd): Removed.
5757 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5758 * tree-data-ref.c (print_lambda_vector): Moved here.
5759 (lambda_vector_copy): Same.
5760 (lambda_matrix_copy): Same.
5761 (lambda_matrix_id): Same.
5762 (lambda_vector_first_nz): Same.
5763 (lambda_matrix_row_add): Same.
5764 (lambda_matrix_row_exchange): Same.
5765 (lambda_vector_mult_const): Same.
5766 (lambda_vector_negate): Same.
5767 (lambda_matrix_row_negate): Same.
5768 (lambda_vector_equal): Same.
5769 (lambda_matrix_right_hermite): Same.
5770 * tree-data-ref.h: Do not include lambda.h.
5771 (lambda_vector): Moved here.
5772 (lambda_matrix): Same.
5773 (dependence_level): Same.
5774 (lambda_transform_legal_p): Removed declaration.
5775 (lambda_collect_parameters): Same.
5776 (lambda_compute_access_matrices): Same.
5777 (lambda_vector_gcd): Same.
5778 (lambda_vector_new): Same.
5779 (lambda_vector_clear): Same.
5780 (lambda_vector_lexico_pos): Same.
5781 (lambda_vector_zerop): Same.
5782 (lambda_matrix_new): Same.
5783 * tree-flow.h (least_common_multiple): Removed declaration.
5784 * tree-parloops.c (lambda_trans_matrix): Moved here.
5786 (LTM_ROWSIZE): Same.
5787 (LTM_COLSIZE): Same.
5788 (LTM_DENOMINATOR): Same.
5789 (lambda_trans_matrix_new): Same.
5790 (lambda_matrix_vector_mult): Same.
5791 (lambda_transform_legal_p): Same.
5792 * tree-pass.h (pass_linear_transform): Removed declaration.
5793 * tree-ssa-loop.c (tree_linear_transform): Removed.
5794 (gate_tree_linear_transform): Removed.
5795 (pass_linear_transform): Removed.
5796 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5797 flag_loop_interchange.
5799 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5801 PR tree-optimization/47265
5802 PR tree-optimization/47443
5803 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5804 if name still has some uses.
5806 2011-01-25 Martin Jambor <mjambor@suse.cz>
5808 PR tree-optimization/47382
5809 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5810 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5812 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5814 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5815 sjlj_except_unwind_info.
5817 2011-01-25 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/47426
5820 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5821 visible functions results escape.
5823 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5826 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5827 (arm_get_frame_offsets): Use it.
5829 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5830 Jakub Jelinek <jakub@redhat.com>
5832 PR tree-optimization/47271
5833 * tree-if-conv.c (bb_postdominates_preds): New.
5834 (if_convertible_bb_p): Call bb_postdominates_preds.
5835 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5836 (predicate_scalar_phi): Call bb_postdominates_preds.
5838 2011-01-25 Nick Clifton <nickc@redhat.com>
5840 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5841 * config/rx/rx.c (rx_function_value): Likewise.
5842 (rx_promote_function_mode): Likewise.
5843 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5844 in order to make it legitimate.
5845 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5846 make sure that the first operand is the same as the result register.
5847 (addsi3_unspec): Delete.
5848 (subdi3): Do not accept immediate operands.
5849 (subdi3_internal): Likewise.
5851 2011-01-25 Jeff Law <law@redhat.com>
5853 PR rtl-optimization/37273
5854 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5855 handle them like argument loads from stack slots. Do not double
5856 count memory for memory constants and argument loads from stack slots.
5858 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5860 PR tree-optimization/47427
5861 PR tree-optimization/47428
5862 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5863 coalesce if the new root var would be TREE_READONLY.
5865 2011-01-25 Richard Guenther <rguenther@suse.de>
5868 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5869 correct type for TBAA.
5871 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5873 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5874 (close_phi_written_to_memory): Call for_each_index with
5875 dr_indices_valid_in_loop.
5877 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5879 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5880 when it is initialized.
5882 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5884 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5885 call to graphite_find_data_references_in_stmt.
5886 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5887 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5888 call to graphite_find_data_references_in_stmt.
5889 (analyze_drs_in_stmts): Same.
5890 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5891 in which the scalar analysis of indices is performed.
5892 (create_data_ref): Same. Update call to dr_analyze_indices.
5893 (find_data_references_in_stmt): Update call to create_data_ref.
5894 (graphite_find_data_references_in_stmt): Same.
5895 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5897 (create_data_ref): Same.
5898 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5899 call to create_data_ref.
5901 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5903 * graphite-sese-to-poly.c (build_poly_scop): Move
5904 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5906 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5908 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5909 VAR_DECL, PARM_DECL, and RESULT_DECL.
5911 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5915 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5916 that have already been marked as PBB_IS_REDUCTION.
5918 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5920 * graphite-scop-detection.c (same_close_phi_node): New.
5921 (remove_duplicate_close_phi): New.
5922 (make_close_phi_nodes_unique): New.
5923 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5925 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5927 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5928 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5929 of both data references to be the same.
5931 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5933 * graphite-dependences.c (build_lexicographical_constraint): Remove
5935 (build_lexicographical_constraint): Adjust call to
5936 ppl_powerset_is_empty.
5937 (dependence_polyhedron): Same.
5938 (graphite_legal_transform_dr): Same.
5939 (graphite_carried_dependence_level_k): Same.
5940 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5942 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5944 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5946 * graphite-sese-to-poly.c
5947 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5948 (close_phi_written_to_memory): New.
5949 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5952 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5954 * doc/install.texi: Update the expected version number of PPL to 0.11.
5955 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5956 #if PPL_VERSION_MINOR < 11.
5958 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5960 * graphite-dependences.c: Include graphite-cloog-util.h.
5961 (new_poly_ddr): Inlined into dependence_polyhedron.
5962 (free_poly_ddr): Moved close by new_poly_ddr.
5963 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5964 Early return NULL when ppl_powerset_is_empty returns true.
5965 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5966 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5967 (graphite_legal_transform_dr): Call new_poly_ddr.
5968 (graphite_carried_dependence_level_k): Same.
5969 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5970 (dot_transformed_deps_stmt_1): Removed.
5971 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5972 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5973 (dot_deps_1): Call dot_deps_2.
5974 * Makefile.in (graphite-dependences.o): Add missing dependence on
5975 graphite-cloog-util.h.
5977 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5979 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5980 (build_lexicographical_constraint): Same.
5981 (dependence_polyhedron_1): Same.
5982 (graphite_legal_transform_dr): Same.
5983 (graphite_carried_dependence_level_k): Same.
5984 * graphite-ppl.c (ppl_powerset_is_empty): New.
5985 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5986 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5988 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5990 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5991 the "a followed by b" relation and document it.
5993 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5995 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5996 iteration when the bag of constraints is empty.
5998 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6000 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
6002 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6004 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
6005 nest and two loop depths as parameters.
6006 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
6007 lst_perfect_nestify.
6009 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6011 * graphite-dependences.c (print_pddr): Call
6012 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
6014 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-ppl.c (debug_gmp_value): New.
6017 * graphite-ppl.h (debug_gmp_value): Declared.
6019 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
6021 * doc/install.texi: Document availability of cloog-0.16.
6023 2011-01-25 Vladimir Kargov <kargov@gmail.com>
6025 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
6026 invalid postdominance info.
6028 2011-01-24 Jan Hubicka <jh@suse.cz>
6031 * doc/extend.texi (weak pragma): Drop claim that it must
6032 appear before definition.
6033 * varasm.c (merge_weak, declare_weak): Only sanity check
6034 that DECL is not output at a time it is declared weak.
6036 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
6038 * machmode.def: Fixed comments.
6040 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
6042 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
6044 2011-01-24 Paul Koning <ni1d@arrl.net>
6046 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
6049 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
6053 (block_info): Add scanned and prev.
6054 (move_or_delete_vzeroupper_2): Return if the basic block
6055 has been scanned and the upper 128bit state is unchanged
6057 (move_or_delete_vzeroupper_1): Return true if the exit
6059 (move_or_delete_vzeroupper): Visit basic blocks using the
6060 work-list based algorithm based on vt_find_locations in
6063 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
6065 2011-01-24 Nick Clifton <nickc@redhat.com>
6067 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
6068 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
6069 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
6070 then define __v850e1__.
6071 * doc/invoke.texi: Document -mv850es.
6073 2011-01-24 Richard Henderson <rth@redhat.com>
6075 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
6076 compound unordered comparisons.
6077 * config/rx/rx.c (rx_split_fp_compare): Remove.
6078 * config/rx/rx-protos.h: Update.
6079 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
6080 (cbranchsf4): Don't call rx_split_fp_compare.
6081 (*cbranchsf4): Use rx_split_cbranch.
6082 (*cmpsf): Don't accept "i" constraint.
6083 (*conditional_branch): Only valid after reload.
6084 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
6086 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6089 * config/rs6000/altivec.md (vector constant splitters): Add
6090 support for creating vector single precision constants if -mvsx is
6091 used and we would create the constant using Altivec primitives.
6093 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
6094 Richard Sandiford <rdsandiford@googlemail.com>
6096 PR rtl-optimization/47166
6097 * reload1.c (emit_reload_insns): Disable the spill_reg_store
6098 mechanism for PRE_MODIFY and POST_MODIFY.
6099 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
6102 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
6104 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
6106 2011-01-22 Jan Hubicka <jh@suse.cz>
6109 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
6111 2011-01-22 Jan Hubicka <jh@suse.cz>
6113 PR tree-optimization/43884
6115 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
6116 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
6118 2011-01-22 Anatoly Sokolov <aesok@post.ru>
6120 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
6121 * config/s390/s390.c (s390_register_move_cost,
6122 s390_memory_move_cost): New.
6123 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
6125 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6128 * except.c (sjlj_assign_call_site_values): Move setting the
6129 crtl->uses_eh_lsda flag to ...
6130 (sjlj_mark_call_sites): ... here.
6131 (sjlj_emit_function_enter): Support NULL dispatch label.
6132 (sjlj_build_landing_pads): In a function with no landing pads
6133 that still has must-not-throw regions, generate code to register
6134 a personality function with empty LSDA.
6136 2011-01-21 Richard Henderson <rth@redhat.com>
6138 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
6140 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
6142 * compare-elim.c: New file.
6143 * Makefile.in (OBJS-common): Add it.
6144 (compare-elim.o): New.
6145 * common.opt (fcompare-elim): New.
6146 * opts.c (default_options_table): Add OPT_fcompare_elim.
6147 * tree-pass.h (pass_compare_elim_after_reload): New.
6148 * passes.c (init_optimization_passes): Add it.
6149 * recog.h: Protect against re-inclusion.
6150 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
6151 * doc/invoke.texi (-fcompare-elim): Document it.
6152 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
6153 * doc/tm.texi: Rebuild.
6155 2011-01-22 Nick Clifton <nickc@redhat.com>
6157 * config/rx/rx.md (cstoresf4): Pass comparison operator to
6158 rx_split_fp_compare.
6160 2011-01-22 Nick Clifton <nickc@redhat.com>
6162 * config/rx/rx.md (UNSPEC_CONST): New.
6163 (deallocate_and_return): Wrap the amount popped off the stack in
6164 an UNSPEC_CONST in order to stop it being rejected by
6165 -mmax-constant-size.
6166 (pop_and_return): Add a "(return)" rtx.
6167 (call): Drop the immediate operand.
6168 (call_internal): Likewise.
6169 (call_value): Likewise.
6170 (call_value_internal): Likewise.
6171 (sibcall_internal): Likewise.
6172 (sibcall_value_internal): Likewise.
6173 (sibcall): Likewise. Generate an explicit call using
6175 (sibcall_value): Likewise.
6176 (mov<>): FAIL if a constant operand is not legitimate.
6177 (addsi3_unpsec): New pattern.
6179 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
6180 (ok_for_max_constant): New function.
6181 (gen_safe_add): New function.
6182 (rx_expand_prologue): Use gen_safe_add.
6183 (rx_expand_epilogue): Likewise.
6184 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
6187 2011-01-21 Jeff Law <law@redhat.com>
6189 PR tree-optimization/47053
6190 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
6191 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
6192 statements are deleted.
6193 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
6194 is nonempty, then purge dead edges and cleanup the CFG.
6196 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6200 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6202 * tree-dfa.c (create_var_ann): Mark variable as used.
6204 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6207 * except.c (convert_to_eh_region_ranges): Emit queued no-region
6208 notes from other section in hot/cold partitioning even if
6209 last_action is -3. Increment call_site_base.
6211 PR rtl-optimization/47366
6212 * fwprop.c (forward_propagate_into): Return bool. If
6213 any changes are made, -fnon-call-exceptions is used and
6214 REG_EH_REGION note is present, call purge_dead_edges
6215 and return true if it purged anything.
6216 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
6217 any EH edges were purged.
6219 2011-01-21 Jeff Law <law@redhat.com>
6221 PR rtl-optimization/41619
6222 * caller-save.c (setup_save_areas): Break out code to determine
6223 which hard regs are live across calls by examining the reload chains
6224 so that it is always used.
6225 Eliminate code which checked REG_N_CALLS_CROSSED.
6227 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6229 PR tree-optimization/47355
6230 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
6231 NOP has non-debug uses beyond PHIs in new_bb.
6233 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
6236 * cfgexpand.c (account_used_vars_for_block): Only account vars
6237 that are annotated as used.
6238 (estimated_stack_frame_size): Don't set TREE_USED.
6239 * tree-dfa.c (create_var_ann): Mark variable as used.
6241 2011-01-21 Richard Guenther <rguenther@suse.de>
6244 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
6246 2011-01-21 Richard Guenther <rguenther@suse.de>
6248 PR tree-optimization/47365
6249 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
6250 (vn_reference_lookup_pieces): Adjust.
6251 (vn_reference_lookup): Likewise.
6252 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
6253 (vn_reference_lookup_3): Only look through kills if in
6254 VN_WALKREWRITE mode.
6255 (vn_reference_lookup_pieces): Adjust.
6256 (vn_reference_lookup): Likewise.
6257 (visit_reference_op_load): Likewise.
6258 (visit_reference_op_store): Likewise.
6259 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
6260 (compute_avail): Likewise.
6261 (eliminate): Likewise.
6263 2011-01-21 Jakub Jelinek <jakub@redhat.com>
6265 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
6266 DECL_IGNORED_P non-reg vars if they are used.
6268 PR tree-optimization/47391
6269 * varpool.c (const_value_known_p): Return false if
6272 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
6275 * config/i386/i386.c (ix86_local_alignment): Handle
6276 case for va_list_type_node is nil.
6277 (ix86_canonical_va_list_type): Likewise.
6279 2011-01-21 Alan Modra <amodra@gmail.com>
6281 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
6282 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
6284 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6286 * config/arm/arm.md (define_attr type): Rename f_load
6287 and f_store to f_fpa_load and f_fpa_store. Update.
6288 (write_conflict): Deal with rename fallout.
6289 (*push_fp_multi): Likewise.
6290 * config/arm/fpa.md (f_load): Use f_fpa_load.
6291 (f_store): Use f_fpa_store.
6292 (*movsf_fpa): Likewise.
6293 (*movdf_fpa): Likewise.
6294 (*movxf_fpa): Likewise.
6295 (*thumb2_movsf_fpa): Likewise.
6296 (*thumb2_movdf_fpa): Likewise.
6297 (*thumb2_movxf_fpa): Likewise.
6298 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
6299 f_loadd and f_stored.
6300 (*thumb2_movdi_vfp): Likewise.
6301 (*thumb2_movsf_vfp): Fix attribute to f_loads.
6302 (*thumb2_movsi_vfp): Likewise.
6303 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
6304 Use f_loads instead of f_load.
6305 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
6307 2011-01-20 Anatoly Sokolov <aesok@post.ru>
6309 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
6310 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
6311 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6312 (xtensa_mode_dependent_address_p): New function.
6313 (constantpool_address_p): Make static. Change return type to bool.
6314 Change argument type to const_rtx. Use CONST_INT_P predicate.
6316 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
6319 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
6321 2011-01-20 Jakub Jelinek <jakub@redhat.com>
6324 * cfgexpand.c (expand_debug_expr): Instead of generating
6325 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
6328 2011-01-20 Richard Guenther <rguenther@suse.de>
6331 * tree-inline.c (remap_gimple_op_r): Recurse manually for
6332 the pointer operand of MEM_REFs.
6334 2011-01-20 Jakub Jelinek <jakub@redhat.com>
6336 PR tree-optimization/46130
6337 * ipa-split.c (consider_split): If return_bb contains non-virtual
6338 PHIs other than for retval or if split_function would not adjust it,
6341 2011-01-20 Richard Guenther <rguenther@suse.de>
6343 PR tree-optimization/47167
6344 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6345 Revert previous change, only avoid enumeral type changes.
6347 2011-01-19 Mike Stump <mikestump@comcast.net>
6349 * doc/tm.texi.in (BRANCH_COST): Englishify.
6350 * doc/tm.texi (BRANCH_COST): Likewise.
6352 2011-01-19 Dodji Seketeli <dodji@redhat.com>
6355 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
6356 (gen_scheduled_generic_parms_dies): New functions.
6357 (gen_struct_or_union_type_die): Schedule template parameters DIEs
6358 generation for the end of CU compilation.
6359 (dwarf2out_finish): Generate template parameters DIEs here.
6361 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6364 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
6365 debug bind stmt on merge edges.
6367 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6371 * function.c (instantiate_expr): Instantiate incoming rtl of
6372 implicit arguments, and recurse on VALUE_EXPRs.
6373 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
6374 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
6376 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
6378 * c-parser.c (c_parser_for_statement): Initialize
6379 collection_expression.
6381 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6383 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
6385 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6387 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
6388 (LINK_SHLIB_SPEC): Don't use %(link_path).
6389 (SUBTARGET_EXTRA_SPECS): Remove link_path.
6391 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6393 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
6394 (NO_SHARED_LIB_SUPPORT): Remove.
6395 (LINK_SHLIB_SPEC): Remove one conditional definition.
6397 2011-01-19 Joseph Myers <joseph@codesourcery.com>
6399 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
6401 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
6402 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
6403 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
6404 %{call_shared} and conditionals on these options not being passed.
6405 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
6408 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6410 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
6413 * ipa-split.c: Spelling fixes.
6415 2011-01-19 Richard Henderson <rth@redhat.com>
6417 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
6418 (*mulsi3): Likewise.
6420 * longlong.h [__mn10300__] (count_leading_zeros): New.
6421 [__mn10300__] (umul_ppmm, smul_ppmm): New.
6422 [__mn10300__] (add_ssaaaa, subddmmss): New.
6423 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
6424 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
6426 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6428 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
6430 2011-01-19 Richard Henderson <rth@redhat.com>
6432 * config/mn10300/mn10300.md (addsi3_flags): New.
6433 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
6434 (subsi3_flags, subc_internal, subdi3): New.
6435 (subdi3_internal, *subdi3_degenerate): New.
6436 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
6438 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
6439 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
6440 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
6441 * config/mn10300/mn10300-protos.h: Update.
6442 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
6443 (return_ret): Likewise. Rename from return_internal_regs.
6444 (return_internal): Remove.
6446 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
6447 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
6448 (mn10300_legitimate_constant_p): Likewise.
6449 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
6450 (mn10300_frame_size): New.
6451 (mn10300_expand_prologue): Use it.
6452 (mn10300_expand_epilogue): Likewise.
6453 (mn10300_initial_offset): Likewise.
6454 * config/mn10300/mn10300-protos.h: Update.
6455 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
6456 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
6457 (prologue, epilogue, return_internal): Tidy output code.
6458 (mn10300_store_multiple_operation, return): Likewise.
6459 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
6460 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
6461 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
6462 (load_pic, am33_load_pic): New.
6463 (mn10300_load_pic0, mn10300_load_pic1): New.
6465 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
6466 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
6467 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
6468 (cc_flags_for_mode, cc_flags_for_code): New.
6469 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
6470 overflow flag is not valid. Validate that the flags we need
6471 for the comparison are valid.
6472 (mn10300_output_cmp): Remove.
6473 (mn10300_output_add): New.
6474 (mn10300_select_cc_mode): Use cc_flags_for_code.
6475 (mn10300_split_cbranch): New.
6476 (mn10300_match_ccmode): New.
6477 (mn10300_split_and_operand_count): New.
6478 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
6480 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
6481 (addsi3): ... here. Use mn10300_output_add.
6482 (*addsi3_flags): New.
6483 (*am33_subsi3, *mn10300_subsi3): Merge...
6484 (subsi3): ... here. Use attribute isa.
6485 (*subsi3_flags): New.
6486 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
6488 (*am33_andsi3, *mn10300_andsi3): Merge...
6490 (*andsi3_flags): New.
6491 (andsi3 splitters): New.
6492 (*am33_iorsi3, *mn10300_iorsi3): Merge...
6494 (*iorsi3_flags): New.
6495 (*am33_xorsi3, *mn10300_xorsi3): Merge...
6497 (*xorsi3_flags): New.
6498 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
6499 (one_cmplsi2): ... here.
6500 (*one_cmplsi2_flags): New.
6501 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
6502 instead of "dax" in constraints. Use mn10300_split_cbranch.
6503 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
6504 use matching constraints to eliminate a self-comparison.
6505 (*integer_conditional_branch): Rename from integer_conditional_branch.
6506 Use int_mode_flags to match CC_REG.
6507 (*cbranchsi4_btst, *btstsi): New.
6508 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
6509 mn10300_split_cbranch.
6510 (*am33_cmpsf): Rename from am33_cmpsf.
6511 (*float_conditional_branch): Rename from float_conditional_branch.
6512 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6513 (zero_extendqisi2): ... here.
6514 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6515 (zero_extendhisi2): ... here.
6516 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6517 (extendqisi2): ... here.
6518 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6519 (extendhisi2): ... here.
6520 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6521 (ashlsi3): ... here.
6522 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6523 (lshrsi3): ... here.
6524 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6525 (ashrsi3): ... here.
6526 (consecutive add peephole): Remove.
6527 * config/mn10300/predicates.md (label_ref_operand): New.
6528 (int_mode_flags): New.
6529 (CCZN_comparison_operator): New.
6531 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6532 (throughput_42_latency_43): New reservation.
6533 (mulsidi3, umulsidi3): New expanders.
6534 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6535 the MDR register to allocation; separately allocate the low and
6536 high parts of the DImode result.
6537 (umulsidi3_internal): Similarly.
6538 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6539 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6540 (udivsi3, umodsi3): Remove.
6541 (udivmodsi4, divmodsi4): New expanders.
6542 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6543 (*divmodsi4): Simiarly.
6544 (ext_internal): New.
6546 * config/mn10300/constraints.md ("z"): New constraint.
6547 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6548 (FIXED_REGISTERS): Don't fix MDR.
6549 (CALL_USED_REGSITERS): Reformat nicely.
6550 (REG_ALLOC_ORDER): Add MDR.
6551 (enum regclass): Add MDR_REGS.
6552 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6553 (IRA_COVER_CLASSES): Add MDR_REGS.
6554 (REGNO_REG_CLASS): Handle MDR_REG.
6555 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6556 (mn10300_register_move_cost): Likewise.
6557 * config/mn10300/mn10300.md (MDR_REG): New.
6558 (*movsi_internal): Handle moves to/from MDR_REGS.
6560 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6562 (mn10300_secondary_reload): Tidy combination reload classes.
6563 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6564 addresses for AM33. Allow symbolic offsets for reg+imm.
6565 (mn10300_regno_in_class_p): New.
6566 (mn10300_legitimize_reload_address): New.
6567 * config/mn10300/mn10300.h (enum reg_class): Remove
6568 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6569 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6571 (REG_CLASS_NAMES): Update to match.
6572 (REG_CLASS_CONTENTS): Likewise.
6573 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6574 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6575 (REGNO_IN_RANGE_P): Remove.
6576 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6577 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6578 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6579 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6580 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6581 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6582 (REGNO_GENERAL_P): New.
6583 (HAVE_POST_MODIFY_DISP): New.
6584 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6585 (LEGITIMIZE_RELOAD_ADDRESS): New.
6586 * config/mn10300/mn10300-protos.h: Update.
6588 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6589 DATA_REGS for AM33 stack-pointer destination.
6590 (mn10300_preferred_output_reload_class): Likewise.
6591 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6592 into a form appropriate for ...
6593 (TARGET_SECONDARY_RELOAD): New.
6594 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6595 * config/mn10300/mn10300-protos.h: Update.
6596 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6597 reload_insi; use the "A" constraint for the scratch; handle AM33
6598 moves of sp to non-address registers.
6600 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6601 (*movqi_internal): ... here.
6602 (*am33_movhi, *mn10300_movhi): Merge into...
6603 (*movhi_internal): ... here.
6604 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6605 as the source/destination of moves from/to SP.
6606 (movsf): Only allow for AM33-2.
6607 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6608 any integer constant constraint. Only allow for AM33-2. Tidy
6609 all of the alternative outputs.
6610 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6611 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6613 (udivsi3, umodsi3): New patterns for MN103 only.
6615 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6617 * doc/tm.texi.in: Spell out that a lack of register class unions
6619 * doc/tm.texi: Regenerate.
6621 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6623 PR rtl-optimization/47337
6624 * dce.c (check_argument_store): New function.
6625 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6627 PR tree-optimization/47290
6628 * tree-eh.c (infinite_empty_loop_p): New function.
6629 (cleanup_empty_eh): Use it.
6631 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6634 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6635 (a64_expand_widen_sum): Ditto.
6636 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6637 (vec_extract_evenodd_help): Ditto.
6638 (vec_extract_evenv4hi): Ditto.
6639 (vec_extract_oddv4hi): Ditto.
6640 (vec_extract_evenv2si): Ditto.
6641 (vec_extract_oddv2si): Ditto.
6642 (vec_extract_evenv2sf): Ditto.
6643 (vec_extract_oddv2sf): Ditto.
6644 (vec_pack_trunc_v4hi: Ditto.
6645 (vec_pack_trunc_v2si): Ditto.
6646 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6647 (vec_interleave_highv8qi): Ditto.
6649 (vec_extract_oddv8qi): Ditto.
6650 (vec_interleave_lowv4hi): Ditto.
6651 (vec_interleave_highv4hi): Ditto.
6652 (vec_interleave_lowv2si): Ditto.
6653 (vec_interleave_highv2si): Ditto.
6655 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6657 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6658 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6659 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6660 (pa_c_mode_for_suffix): New.
6661 (TARGET_EXPAND_BUILTIN): Define.
6662 (TARGET_C_MODE_FOR_SUFFIX): Define.
6663 (pa_builtins): Define.
6664 (pa_init_builtins): Register __float128 type and init new support
6666 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6667 * config/pa/quadlib.c (_U_Qfcopysign): New.
6669 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6672 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6673 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6676 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6678 PR tree-optimization/47179
6679 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6680 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6682 2011-01-18 Richard Guenther <rguenther@suse.de>
6684 PR rtl-optimization/47216
6685 * emit-rtl.c: Include tree-flow.h.
6686 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6687 of replicating it with different semantics.
6688 * Makefile.in (emit-rtl.o): Adjust.
6690 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6692 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6693 (cortex_a9_dp): Handle neon types correctly.
6695 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6697 PR rtl-optimization/47299
6698 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6699 subtarget. Use normal multiplication if both operands are constants.
6700 * expmed.c (expand_widening_mult): Don't try to optimize constant
6701 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6704 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6706 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6707 spacing after 'e.g.', typos, comma, hyphenation.
6709 2011-01-17 Richard Henderson <rth@redhat.com>
6711 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6712 (rx_restricted_mem_operand): New.
6713 (rx_shift_operand): Use register_operand.
6714 (rx_source_operand, rx_compare_operand): Likewise.
6715 * config/rx/rx.md (addsi3_flags): New expander.
6716 (adddi3): Rewrite as expander.
6717 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6718 (subsi3_flags): New expander.
6719 (subdi3): Rewrite as expander.
6720 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6722 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6723 (rx_init_builtins): Remove sat builtin.
6724 (rx_expand_builtin): Likewise.
6725 * config/rx/rx.md (ssaddsi3): New.
6726 (*sat): Rename from sat. Represent the CC_REG input.
6728 * config/rx/predicates.md (rshift_operator): New.
6729 * config/rx/rx.c (rx_expand_insv): Remove.
6730 * config/rx/rx-protos.h: Update.
6731 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6732 operand to the canonical position.
6733 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6734 (*bitclr, *bitclr_in_memory): Similarly.
6735 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6736 (insv): Retain the zero_extract in the expansion.
6738 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6739 (bswaphi2, bitinvert, revw): Likewise.
6741 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6742 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6743 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6744 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6745 (bitset, bitset_in_memory): Likewise.
6746 (bitinvert, bitinvert_in_memory): Likewise.
6747 (bitclr, bitclr_in_memory): Likewise.
6748 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6749 (rx_strend, rx_cmpstrn): Likewise.
6750 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6751 (bitop peep2 patterns): Remove.
6753 * config/rx/rx.c (rx_match_ccmode): New.
6754 * config/rx/rx-protos.h: Update.
6755 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6756 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6757 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6758 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6759 (fix_truncsfsi2, floatsisf2): Likewise.
6760 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6761 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6762 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6763 (*subsi3_flags, *xorsi3_flags): New.
6765 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6767 * config/rx/rx.c (rx_print_operand): Remove workaround for
6768 unsplit comparison operations.
6770 * config/rx/rx.md (movsicc): Split after reload.
6771 (*movsicc): Merge *movsieq and *movsine via match_operator.
6772 (*stcc): New pattern.
6774 * config/rx/rx.c (rx_float_compare_mode): Remove.
6775 * config/rx/rx.h (rx_float_compare_mode): Remove.
6776 * config/rx/rx.md (cstoresi4): Split after reload.
6777 (*sccc): New pattern.
6779 * config/rx/predicates.md (label_ref_operand): New.
6780 (rx_z_comparison_operator): New.
6781 (rx_zs_comparison_operator): New.
6782 (rx_fp_comparison_operator): New.
6783 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6784 Validate that the flags are set properly for the comparison.
6785 (rx_gen_cond_branch_template): Remove.
6786 (rx_cc_modes_compatible): Remove.
6787 (mode_from_flags): New.
6788 (flags_from_code): Rename from flags_needed_for_conditional.
6789 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6790 (rx_select_cc_mode): Likewise.
6791 (rx_split_fp_compare): New.
6792 (rx_split_cbranch): New.
6793 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6794 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6795 (*cbranchsf4): Similarly.
6796 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6797 match_operator and rx_split_cbranch.
6798 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6799 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6800 (*cmpsi): Rename from cmpsi.
6801 (*tstsi): Rename from tstsi.
6802 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6803 (*conditional_branch): Rename from conditional_branch.
6804 (*reveresed_conditional_branch): Remove.
6805 (b<code>): Remove expander.
6806 * config/rx/rx-protos.h: Update.
6808 * config/rx/rx.c (rx_compare_redundant): Remove.
6809 * config/rx/rx.md (cmpsi): Don't use it.
6810 * config/rx/rx-protos.h: Update.
6812 * config/rx/rx-modes.def (CC_F): New mode.
6813 * config/rx/rx.c (rx_select_cc_mode): New.
6814 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6815 * config/rx/rx-protos.h: Update.
6817 2011-01-17 Richard Henderson <rth@redhat.com>
6819 * except.c (dump_eh_tree): Fix stray ; after for statement.
6821 2011-01-17 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/47313
6824 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6825 handling before copying the body. Properly deal with
6826 by-reference result in SSA form.
6828 2011-01-17 Ian Lance Taylor <iant@google.com>
6831 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6832 (struct_value_alias_set): Don't define.
6833 (sparc_option_override): Don't set sparc_sr_alias_set and
6834 struct_value_alias_set.
6835 (save_or_restore_regs): Use gen_frame_mem rather than calling
6837 (sparc_struct_value_rtx): Likewise.
6839 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6842 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6844 (_mm_maskstore_pd): Likewise.
6845 (_mm_maskload_ps): Likewise.
6846 (_mm_maskstore_ps): Likewise.
6847 (_mm256_maskload_pd): Change mask to __m256i.
6848 (_mm256_maskstore_pd): Likewise.
6849 (_mm256_maskload_ps): Likewise.
6850 (_mm256_maskstore_ps): Likewise.
6852 * config/i386/i386-builtin-types.def: Updated.
6853 (ix86_expand_special_args_builtin): Likewise.
6855 * config/i386/i386.c (bdesc_special_args): Update
6856 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6857 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6858 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6859 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6861 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6862 Use <avxpermvecmode> on mask register.
6863 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6865 2011-01-17 Olivier Hainque <hainque@adacore.com>
6866 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6867 Eric Botcazou <ebotcazou@adacore.com>
6870 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6871 if <= USHRT_MAX in 32-bit mode.
6873 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6875 * doc/install.texi (Configuration, Specific): Wrap long
6876 lines in examples. Allow line wrapping in long options
6877 and URLs where beneficial for PDF output.
6879 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6881 * config/mips/mips.c (mips_classify_symbol): Don't return
6882 SYMBOL_PC_RELATIVE for nonlocal labels.
6884 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6886 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6888 2011-01-15 Jan Hubicka <jh@suse.cz>
6890 PR tree-optimization/47276
6891 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6892 declarations as needed.
6894 2011-01-15 Martin Jambor <mjambor@suse.cz>
6896 * common.opt (fdevirtualize): New flag.
6897 * doc/invoke.texi (Option Summary): Document it.
6898 * opts.c (default_options_table): Add devirtualize flag.
6899 * ipa-prop.c (detect_type_change): Return immediately if
6900 devirtualize flag is not set.
6901 (detect_type_change_ssa): Likewise.
6902 (compute_known_type_jump_func): Likewise.
6903 (ipa_analyze_virtual_call_uses): Likewise.
6905 2011-01-14 Martin Jambor <mjambor@suse.cz>
6907 PR tree-optimization/45934
6908 PR tree-optimization/46302
6909 * ipa-prop.c (type_change_info): New type.
6910 (stmt_may_be_vtbl_ptr_store): New function.
6911 (check_stmt_for_type_change): Likewise.
6912 (detect_type_change): Likewise.
6913 (detect_type_change_ssa): Likewise.
6914 (compute_complex_assign_jump_func): Check for dynamic type change.
6915 (compute_complex_ancestor_jump_func): Likewise.
6916 (compute_known_type_jump_func): Likewise.
6917 (compute_scalar_jump_functions): Likewise.
6918 (ipa_analyze_virtual_call_uses): Likewise.
6919 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6921 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6923 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6924 * config/i386/i386.opt (msse5): New Alias.
6926 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6928 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6929 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6930 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6931 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6933 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6935 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6937 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6938 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6939 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6940 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6942 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6944 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6946 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6948 2011-01-14 Mike Stump <mikestump@comcast.net>
6950 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6951 * config/fr30/fr30.md: Likweise
6952 (movsi_push): Likewise.
6953 (movsi_pop): Likewise.
6954 (enter_func): Likewise.
6955 * config/moxie/moxie.md (movsi_push): Likewise.
6956 (movsi_pop): Likewise.
6958 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6960 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6961 %{no_archive} %{exact_version}.
6962 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6963 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6964 %{no_archive} %{exact_version}.
6965 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6966 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6967 * config/mips/vxworks.h: Likewise.
6969 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6971 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6973 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6975 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6976 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6978 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6980 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6983 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6985 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6987 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6988 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6990 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6991 Don't handle -shlib.
6993 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6995 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6996 (CC1_SPEC): Don't handle -profile.
6998 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7000 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
7001 * config/mips/mips.h (CC1_SPEC): Likewise.
7003 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7005 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
7006 * config/mips/mips.h (CC1_SPEC): Likewise.
7008 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7010 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
7011 * config/m32r/linux.h (LINK_SPEC): Likewise.
7012 * config/mips/linux.h (LINK_SPEC): Likewise.
7013 * config/mips/linux64.h (LINK_SPEC): Likewise.
7014 * config/sparc/linux.h (LINK_SPEC): Likewise.
7015 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7016 LINK_SPEC): Likewise.
7017 * config/xtensa/linux.h (LINK_SPEC): Likewise.
7019 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7021 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
7023 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
7025 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7027 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
7028 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
7030 2011-01-14 Joseph Myers <joseph@codesourcery.com>
7032 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
7034 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7036 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
7037 supports -Bstatic/-Bdynamic.
7038 * configure: Regenerate.
7040 2011-01-14 Jan Hubicka <jh@suse.cz>
7041 Jack Howarth <howarth@bromo.med.uc.edu>
7044 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
7045 when checking debug_info_level. Test write_symbols instead of
7046 debug_hooks->var_location when setting flag_var_tracking_uninit.
7048 2011-01-14 Richard Guenther <rguenther@suse.de>
7050 PR tree-optimization/47179
7051 * target.def (ref_may_alias_errno): New target hook.
7052 * targhooks.h (default_ref_may_alias_errno): Declare.
7053 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
7054 (default_ref_may_alias_errno): New function.
7055 * target.h (struct ao_ref_s): Declare.
7056 * tree-ssa-alias.c: Include target.h.
7057 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
7058 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
7059 (targhooks.o): Likewise.
7060 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
7061 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
7063 2011-01-14 Richard Guenther <rguenther@suse.de>
7065 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
7067 2011-01-14 Richard Guenther <rguenther@suse.de>
7069 PR tree-optimization/47280
7070 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
7072 (tree_ssa_forward_propagate_single_use_vars): Deal with
7073 CFG changes from associate_plusminus.
7075 2011-01-14 Richard Guenther <rguenther@suse.de>
7079 2011-01-11 Richard Guenther <rguenther@suse.de>
7081 PR tree-optimization/46076
7082 * tree-ssa.c (useless_type_conversion_p): Conversions from
7083 unprototyped to empty argument list function types are useless.
7085 2011-01-14 Richard Guenther <rguenther@suse.de>
7087 PR tree-optimization/47286
7088 * tree-ssa-structalias.c (new_var_info): Register variables are global.
7090 2011-01-14 Martin Jambor <mjambor@suse.cz>
7093 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
7095 2011-01-13 Anatoly Sokolov <aesok@post.ru>
7097 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
7098 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
7099 * config/xtensa/xtensa.c (xtensa_libcall_value,
7100 xtensa_function_value_regno_p): New functions.
7101 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
7103 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
7106 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
7108 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
7109 New function prototype.
7110 * config/i386/winnt.c (i386_pe_assemble_visibility):
7111 Warn only if attribute was specified by user.
7113 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
7116 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
7118 (floatunsdidf2_fcfidu): Ditto.
7120 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7122 * config/s390/s390.c (print_operand_address): Replace 'error' with
7123 'output_operand_lossage'.
7124 (print_operand): Likewise.
7126 2011-01-13 Jeff Law <law@redhat.com>
7128 PR rtl-optimization/39077
7129 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
7130 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
7131 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
7132 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
7133 * gcse.c (prune_insertions_deletions): New function.
7134 (compute_pre_data): Use it.
7136 2011-01-13 Dodji Seketeli <dodji@redhat.com>
7139 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
7141 (prune_unused_types_mark): Use it.
7143 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
7145 PR rtl-optimization/45352
7146 * sel-sched.c: Update copyright years.
7147 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
7148 in the advancing loop when we have issued issue_rate insns.
7150 2011-01-12 Richard Henderson <rth@redhat.com>
7152 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
7153 (TARGET_MD_ASM_CLOBBERS): New.
7155 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
7156 (TARGET_DELEGITIMIZE_ADDRESS): New.
7158 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
7159 (clzsi2, *bsch): New patterns.
7161 * config/mn10300/mn10300.md (INT): New mode iterator.
7162 (*mov<INT>_clr): New pattern, and peep2 to generate it.
7164 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
7165 flag_split_wide_types.
7167 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
7168 (mn10300_trampoline_init): Rewrite without a template, an immediate
7169 load and a direct branch.
7170 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
7172 2011-01-12 Anatoly Sokolov <aesok@post.ru>
7174 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7175 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
7176 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
7177 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7179 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
7182 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
7185 2011-01-12 Jan Hubicka <jh@suse.cz>
7188 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
7189 (PLUGIN_COND_CLOSE): New macro.
7190 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
7192 2011-01-12 Richard Guenther <rguenther@suse.de>
7195 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
7196 register variables in a MEM_REF.
7198 2011-01-12 Joseph Myers <joseph@codesourcery.com>
7200 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
7201 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
7202 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
7203 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
7204 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
7205 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
7206 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
7207 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
7208 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
7209 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
7210 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
7211 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
7212 * config/gnu-user.h: New. Copied from linux.h.
7213 (LINUX_TARGET_STARTFILE_SPEC): Rename to
7214 GNU_USER_TARGET_STARTFILE_SPEC.
7215 (LINUX_TARGET_ENDFILE_SPEC): Rename to
7216 GNU_USER_TARGET_ENDFILE_SPEC.
7217 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
7218 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
7219 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
7220 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
7221 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
7222 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
7223 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
7224 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
7225 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
7226 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
7227 * config/arm/linux-eabi.h (CC1_SPEC): Use
7228 GNU_USER_TARGET_CC1_SPEC.
7229 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
7230 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
7231 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
7232 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
7233 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
7234 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
7235 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
7236 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
7238 2011-01-12 Richard Guenther <rguenther@suse.de>
7241 * doc/invoke.texi (ffast-math): Document it is turned on
7244 2011-01-12 Jan Hubicka <jh@suse.cz>
7246 PR tree-optimization/47233
7247 * opts.c (common_handle_option): Disable ipa-reference with profile
7250 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
7252 * c-parser.c (c_parser_objc_at_property_declaration): Improved
7255 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
7257 * c-parser.c (c_lex_one_token): Updated and reindented some
7258 comments. No changes in code.
7260 2011-01-11 Ian Lance Taylor <iant@google.com>
7262 * godump.c (go_output_var): Don't output the variable if there is
7263 already a type with the same name.
7265 2011-01-11 Ian Lance Taylor <iant@google.com>
7267 * godump.c (go_format_type): Don't generate float80.
7269 2011-01-11 Richard Henderson <rth@redhat.com>
7271 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
7272 declaration. Rewrite for both speed and size.
7273 (mn10300_address_cost_1): Remove.
7274 (mn10300_register_move_cost): New.
7275 (mn10300_memory_move_cost): New.
7276 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
7277 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
7278 extensions, shifts, BSWAP, CLZ.
7279 (mn10300_wide_const_load_uses_clr): Remove.
7280 (TARGET_REGISTER_MOVE_COST): New.
7281 (TARGET_MEMORY_MOVE_COST): New.
7282 * config/mn10300/mn10300-protos.h: Update.
7283 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
7285 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
7286 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
7287 * config/mn10300/mn10300-protos.h: Update.
7288 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
7289 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
7290 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
7291 (*test_int_bitfield, *test_byte_bitfield): Remove.
7292 (*bit_test, *subreg_bit_test): Remove.
7293 * config/mn10300/predicates.md (const_8bit_operand): Remove.
7295 * config/mn10300/constraints.md ("c"): Rename from "A".
7296 ("A", "D"): New constraint letters.
7297 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
7298 (fmssf4, fnmasf4, fnmssf4): Likewise.
7300 * config/mn10300/mn10300.md (isa): New attribute.
7301 (enabled): New attribute.
7303 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
7304 (abssf2, negsf2): Define only for hardware fp.
7305 (sqrtsf2): Reformat.
7306 (addsf3, subsf3, mulsf3): Merge expander and insn.
7308 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
7309 (DEBUGGER_AUTO_OFFSET): Remove.
7310 (DEBUGGER_ARG_OFFSET): Remove.
7312 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
7313 Emit register stores with the same offsets as the hardware.
7314 (mn10300_store_multiple_operation): Don't check that the register
7315 save offsets are monotonic.
7316 * config/mn10300/mn10300-protos.h: Update.
7318 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
7320 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
7321 in terms of the value on the stack, not the MDR register.
7323 2011-01-11 Jan Hubicka <jh@suse.cz>
7327 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
7328 (symbol_alias_set_destroy, symbol_alias_set_contains,
7329 propagate_aliases_backward): Declare.
7330 * lto-streamer-out.c (struct sets): New sturcture.
7331 (trivally_defined_alias): New function.
7332 (output_alias_pair_p): Rewrite.
7333 (output_unreferenced_globals): Fix output of alias pairs.
7334 (produce_symtab): Likewise.
7335 * ipa.c (function_and_variable_visibility): Set weak alias destination
7337 * varasm.c (symbol_alias_set_t): Remove.
7338 (symbol_alias_set_destroy): Export.
7339 (propagate_aliases_forward, propagate_aliases_backward): New functions
7341 (compute_visible_aliases): ... this one; remove.
7342 (trivially_visible_alias): New
7343 (trivially_defined_alias): New.
7344 (remove_unreachable_alias_pairs): Rewrite.
7345 (finish_aliases_1): Reorganize code checking if alias is defined.
7346 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
7349 2011-01-11 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/46076
7352 * tree-ssa.c (useless_type_conversion_p): Conversions from
7353 unprototyped to empty argument list function types are useless.
7355 2011-01-11 Richard Guenther <rguenther@suse.de>
7358 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
7359 volatile MEMs as MEM_READONLY_P.
7361 2011-01-11 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/47239
7364 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
7366 2011-01-11 Jeff Law <law@redhat.com>
7368 PR tree-optimization/47086
7369 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
7370 IVs from statements that might throw.
7372 2011-01-10 Jan Hubicka <jh@suse.cz>
7375 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
7377 2011-01-10 Jan Hubicka <jh@suse.cz>
7380 * profile.c (read_profile_edge_counts): Ignore profile inconistency
7381 when correcting profile.
7383 2011-01-10 Jan Hubicka <jh@suse.cz>
7386 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
7388 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
7389 Restore DECL_FINI_PRIORITY.
7391 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7393 * doc/gimple.texi: Fix quoting of multi-word return values in
7394 @deftypefn statements. Ensure presence of return value. Wrap
7395 overlong @deftypefn lines.
7396 (is_gimple_operand, is_gimple_min_invariant_address): Remove
7397 descriptions of removed functions.
7398 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
7399 of multi-word return value in @deftypefn statement.
7401 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7403 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
7404 (Conditional Expressions, Logical Operators)
7405 (Statement and operand traversals): Do not indent smallexample
7406 code. Fix duplicate function argument in example.
7408 2011-01-10 Jeff Law <law@redhat.com>
7410 PR tree-optimization/47141
7411 * ipa-split.c (split_function): Handle case where we are
7412 returning a value and the return block has a virtual operand phi.
7414 2011-01-10 Jan Hubicka <jh@suse.cz>
7416 PR tree-optimization/47234
7417 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
7418 (pass_feedback_split_functions): Declare.
7419 * passes.c (init_optimization_passes): Add ipa-split as subpass of
7421 * ipa-split.c (gate_split_functions): Update comments; disable
7422 split-functions for profile_arc_flag and branch_probabilities.
7423 (gate_feedback_split_functions): New function.
7424 (execute_feedback_split_functions): New function.
7425 (pass_feedback_split_functions): New global var.
7427 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
7430 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
7431 calling gimple_call_set_cannot_inline.
7433 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
7435 * config/darwin-sections.def: Remove unused section.
7437 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
7440 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
7442 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
7445 * c-parser.c (c_parser_declaration_or_fndef): Improved
7448 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
7450 * config/i386/winnt.c (i386_pe_start_function): Make sure
7451 to switch back to function's section.
7453 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
7457 * plugin.c: Move include of dlfcn.h from here...
7458 * system.h: ... to here.
7460 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7462 * doc/cpp.texi (C++ Named Operators): Fix markup for header
7464 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
7465 two extra empty pages in PDF output.
7467 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
7470 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
7471 for error recovery purposes behave as if it was not specified so
7472 that the default type is usd.
7474 2011-01-07 Jan Hubicka <jh@suse.cz>
7476 PR tree-optmization/46469
7477 * ipa.c (function_and_variable_visibility): Clear needed flags on
7478 nodes with external decls; handle weakrefs merging correctly.
7480 2011-01-07 Joseph Myers <joseph@codesourcery.com>
7482 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
7485 2011-01-07 Jan Hubicka <jh@suse.cz>
7487 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
7488 and no longer claim that gold is required for linker plugin.
7489 * configure: Regenerate.
7490 * gcc.c (PLUGIN_COND): New macro.
7491 (LINK_COMMAND_SPEC): Use it.
7492 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
7493 * config.in (HAVE_LTO_PLUGIN): New.
7494 * configure.ac (--with-lto-plugin): New parameter; autodetect
7497 2011-01-07 Jan Hubicka <jh@suse.cz>
7499 PR tree-optimization/46367
7500 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
7501 when we can update original.
7502 (cgraph_mark_inline_edge): Sanity check.
7503 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
7505 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7507 * config/spu/spu.h (ASM_COMMENT_START): Define.
7509 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7513 (SWITCH_KEEP_FOR_GCC): Likewise.
7514 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7515 (do_spec_1): Handle "%>".
7517 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7519 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7522 * config/i386/i386.c (ix86_delegitimize_address): If
7523 simplify_gen_subreg fails, return orig_x.
7526 * value-prof.c (gimple_stringop_fixed_value): Handle
7527 lhs of the call properly.
7529 2011-01-07 Jan Hubicka <jh@suse.cz>
7532 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7534 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7536 * target.def (function_switched_text_sections): New hook.
7537 * doc/tm.texi: Regenerated.
7538 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7539 * final.c (default_function_switched_text_sections): New.
7540 (final_scan_insn): Call function_switched_text_sections when a
7541 mid-function section change occurs.
7542 * output.h (default_function_switched_text_sections): Declare.
7543 * config/darwin-protos.h (darwin_function_switched_text_sections):
7545 * config/darwin.c (darwin_function_switched_text_sections): New.
7546 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7548 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7550 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7551 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7552 the secondary code fragment when outputting for DWARF == 2.
7554 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7556 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7557 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7559 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7560 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7562 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7565 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7566 when it is not empty.
7568 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7571 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7572 (case ${target}): Add btver1.
7573 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7574 -march=native recognize btver1 processors.
7575 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7576 btver1 def_and_undef
7577 * config/i386/i386.c (struct processor_costs btver1_cost): New
7579 (m_BTVER1): New definition.
7580 (m_AMD_MULTIPLE): Includes m_BTVER1.
7581 (initial_ix86_tune_features): Add btver1 tune.
7582 (processor_target_table): Add btver1 entry.
7583 (static const char *const cpu_names): Add btver1 entry.
7584 (software_prefetching_beneficial_p): Add btver1.
7585 (ix86_option_override_internal): Add btver1 instruction sets.
7586 (ix86_issue_rate): Add btver1.
7587 (ix86_adjust_cost): Add btver1.
7588 * config/i386/i386.h (TARGET_BTVER1): New definition.
7589 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7590 (enum processor_type): Add PROCESSOR_BTVER1.
7591 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7593 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7596 * config/i386/i386.c (legitimize_tls_address)
7597 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7598 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7599 (tls_initial_exec_64_sun): New pattern.
7601 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7603 * doc/invoke.texi (Overall Options): Improve wording and markup
7604 of the description of -wrapper.
7606 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7608 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7609 rdynamic, threads): New Driver options.
7611 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7614 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7615 if coming from .tdata.
7616 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7618 2011-01-06 Jan Hubicka <jh@suse.cz>
7621 * collect2.c (main): Do not enable LTOmode when plugin is active.
7623 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7626 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7627 --version output if supported.
7628 * configure: Regenerate.
7630 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7632 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7635 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7638 * c-convert.c (convert): When converting a complex expression
7639 other than COMPLEX_EXPR to a different complex type, ensure
7640 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7641 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7642 when converting COMPLEX_TYPE.
7644 2011-01-06 Ira Rosen <irar@il.ibm.com>
7646 PR tree-optimization/47139
7647 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7648 only the last reduction value is used outside the loop. Update
7651 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7653 * config/rtems.opt: New.
7654 * config.gcc (*-*-rtems*): Use rtems.opt.
7656 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7658 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7659 processors do not support 3DNow instructions.
7661 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7663 * config/spu/spu.c (spu_option_override): Set parameter
7664 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7666 2011-01-05 Jan Hubicka <jh@suse.cz>
7668 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7669 at the command line.
7671 2011-01-05 Martin Jambor <mjambor@suse.cz>
7674 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7675 deltas on streamed outgoing edges.
7676 (output_node_opt_summary): Output info for outgoing edges only when
7677 the node is in new parameter set.
7678 (output_cgraph_opt_summary): New parameter set, passed to the two
7679 aforementioned functions. Update its forward declaration and its
7682 2011-01-05 Tom Tromey <tromey@redhat.com>
7684 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7685 operator to c_finish_omp_atomic.
7686 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7687 (build_unary_op): Update.
7688 (build_modify_expr): Update.
7689 (build_asm_expr): Update.
7691 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7693 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7694 newly inserted insns.
7696 (spu_emit_branch_hint): Likewise.
7697 (insert_hbrp_for_ilb_runout): Likewise.
7698 (spu_machine_dependent_reorg): Call df_finish_pass after
7699 schedule_insns returns.
7701 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7703 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7705 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7707 PR tree-optimization/47005
7708 * tree-sra.c (struct access): Add 'non_addressable' bit.
7709 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7710 (decide_one_param_reduction): Return 0 if the parameter is passed by
7711 reference and one of the accesses in the group is non_addressable.
7713 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7715 PR tree-optimization/47056
7716 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7717 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7718 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7720 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7722 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7723 initializer. Skip view conversions from aggregate types.
7725 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7728 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7730 2011-01-04 Philipp Thomas <pth@suse.de>
7732 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7735 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7737 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7738 on empty epilogue sequences.
7740 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7742 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7743 non-static): New Driver options.
7745 2011-01-04 Jie Zhang <jie@codesourcery.com>
7748 * gcc.c (default_compilers[]): Set combinable field to 0
7749 for all assembly languages.
7751 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7753 * config/mips/loongson3a.md: New file.
7754 * config/mips/mips.md: Include loongson3a.md.
7755 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7758 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7761 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7762 instead of convert_memory_address_addr_space on the base expression.
7764 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7766 * config/spu/spu.c (spu_option_override): Update error text
7767 for bad -march= / -mtune= values.
7769 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7771 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7772 if branch-hint optimization will be performed.
7774 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7776 PR tree-optimization/47148
7777 * ipa-split.c (split_function): Convert arguments to
7778 DECL_ARG_TYPE if possible.
7780 PR tree-optimization/47155
7781 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7784 PR rtl-optimization/47157
7785 * combine.c (try_combine): If undobuf.other_insn becomes
7786 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7787 and set *new_direct_jump_p too.
7789 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7791 PR tree-optimization/47021
7792 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7794 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7796 * gcc.c (process_command): Update copyright notice dates.
7797 * gcov.c (print_version): Likewise.
7798 * gcov-dump.c (print_version): Likewise.
7799 * mips-tfile.c (main): Likewise.
7800 * mips-tdump.c (main): Likewise.
7802 2011-01-03 Martin Jambor <mjambor@suse.cz>
7804 PR tree-optimization/46801
7805 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7806 aggregate fields start at byte boundary instead of the bit-field flag.
7808 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7811 * gcc.c (main): Revert revision 168407.
7813 2011-01-03 Martin Jambor <mjambor@suse.cz>
7815 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7817 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7819 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7820 vector optab to expand vector/scalar shift, update gimple to vector.
7822 2011-01-03 Martin Jambor <mjambor@suse.cz>
7824 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7827 2011-01-03 Martin Jambor <mjambor@suse.cz>
7829 PR tree-optimization/46984
7830 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7832 (cgraph_create_indirect_edge): Fixed line length.
7833 (cgraph_indirect_call_info): Declare.
7834 (cgraph_make_edge_direct) Update declaration.
7835 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7836 (cgraph_create_indirect_edge): Use it.
7837 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7839 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7840 the new thunk_delta representation.
7841 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7843 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7844 (ipa_read_indirect_edge_info): Likewise.
7845 * lto-cgraph.c (output_edge_opt_summary): New function.
7846 (output_node_opt_summary): Call it on all outgoing edges.
7847 (input_edge_opt_summary): New function.
7848 (input_node_opt_summary): Call it on all outgoing edges.
7850 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7853 * gcc.c (main): Don't check have_o when settting combine_inputs.
7855 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7857 * regrename.c: Add general comment describing the pass.
7858 (struct du_head): Remove 'length' field.
7859 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7860 (regrename_optimize): Do not sort chains. Rework comments, add others.
7861 Force renaming to the preferred class (if any) in the first pass and do
7862 not consider registers that belong to it in the second pass.
7863 (create_new_chain): Do not set 'length' field.
7864 (scan_rtx_reg): Likewise.
7866 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7868 PR tree-optimization/47140
7869 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7870 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7873 PR rtl-optimization/47028
7874 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7875 parm_birth_insn instead of at the beginning of first bb.
7877 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7879 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7880 Remove the word "see" before "@pxref".
7881 * doc/rtl.texi: Remove the word "see" before "@pxref".
7883 2011-01-01 Jan Hubicka <jh@suse.cz>
7885 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7888 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7891 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7894 Copyright (C) 2011 Free Software Foundation, Inc.
7896 Copying and distribution of this file, with or without modification,
7897 are permitted in any medium without royalty provided the copyright
7898 notice and this notice are preserved.