1 2010-05-19 Richard Guenther <rguenther@suse.de>
3 Backport from mainline:
4 2010-04-26 Richard Guenther <rguenther@suse.de>
7 * tree-inline.c (tree_can_inline_p): Also check compatibility
10 2010-04-23 Richard Guenther <rguenther@suse.de>
13 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
16 2010-04-26 Richard Guenther <rguenther@suse.de>
19 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
20 if emitting debug information and it is either a function
23 2010-04-26 Richard Guenther <rguenther@suse.de>
26 * gimple.c (gimple_decl_printable_name): Deal gracefully
27 with a NULL DECL_NAME.
29 2010-04-30 Richard Guenther <rguenther@suse.de>
32 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
33 first after all lowering passes.
35 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
38 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
40 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
43 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
45 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
47 2010-05-17 Jakub Jelinek <jakub@redhat.com>
50 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
51 to have no fallthru edge.
54 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
55 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
56 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
57 add BARRIER after previous bb if needed.
59 2010-05-17 Alan Modra <amodra@gmail.com>
61 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
62 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
63 with copy_reg rtx param.
64 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
65 Correct cases where code for ABI_V4 did not initialise the reg
66 used to access frame. Also leave frame_reg_rtx as sp for large
67 frames that save no regs.
69 2010-05-17 Eric Botcazou <ebotcazou@adacore.com>
71 Backport from mainline
72 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
74 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
75 (decode_options): Likewise.
76 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
78 2010-05-14 Jason Merrill <jason@redhat.com>
81 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
82 (gimple_call_set_nothrow): New.
83 * gimple.c (gimple_build_call_from_tree): Call it.
84 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
87 * gimplify.c (gimplify_seq_add_stmt): No longer static.
88 * gimple.h: Declare it.
89 * gimple.c (gimple_build_eh_filter): No ops.
91 2010-05-14 Jakub Jelinek <jakub@redhat.com>
94 * cfgexpand.c (expand_debug_expr): If non-memory op0
95 has BLKmode, return NULL.
97 2010-05-14 H.J. Lu <hongjiu.lu@intel.com>
99 Backport from mainline
100 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
103 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
105 2010-05-14 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/44124
108 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
110 2010-05-13 Jason Merrill <jason@redhat.com>
112 * gimplify.c (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the
116 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
118 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
120 2010-05-12 Wolfgang Gellerich <gellerich@de.ibm.com>
122 * config/s390/s390.c (override_options): Adjust the z10 defaults
123 for max-unroll-times, max-completely-peeled-insns
124 and max-completely-peel-times.
126 2010-05-12 Jakub Jelinek <jakub@redhat.com>
129 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
130 change value of ORT_TASK.
131 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
132 (omp_notice_threadprivate_variable): New function.
133 (omp_notice_variable): Call it for threadprivate variables.
134 If enclosing ctx is a task, print enclosing task rather than
135 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
136 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
137 if task has untied clause.
139 2010-05-11 Jakub Jelinek <jakub@redhat.com>
142 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
144 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
145 optimizing away empty bb with no successors, move over its
146 footer chain to fallthru predecessor.
147 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
148 (rtl_split_edge): For asm goto call patch_jump_insn even if
149 splitting fallthru edge.
151 2010-05-11 Martin Jambor <mjambor@suse.cz>
154 * ipa.c (dissolve_same_comdat_group_list): New function.
155 (function_and_variable_visibility): Call
156 dissolve_same_comdat_group_list when comdat group contains external or
158 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
159 lists are circular and that they contain only DECL_ONE_ONLY nodes.
161 2010-05-10 Jakub Jelinek <jakub@redhat.com>
164 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
165 clear also INSN_REG_USE_LIST.
167 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
169 Backport from mainline
170 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
171 Vladimir Makarov <vmakarov@redhat.com>
173 PR rtl-optimization/44012
174 * ira-build.c (remove_unnecessary_allocnos): Nullify
175 regno_allocno_map of the removed allocno.
177 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
179 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
181 * configure: Regenerate.
183 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
185 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
187 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
188 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
190 * configure: Regenerate.
192 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
194 Backport from mainline
195 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
198 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
199 detect Atom, Core 2 and Core i7.
201 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
203 PR documentation/44016
204 * doc/standards.texi (Standards): Link to unversioned
205 cxx0x_status.html page.
207 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
209 * config/mips/iris.h (LINK_SPEC): Don't pass -init, -fini with -r.
211 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
213 * config/mips/dbxmdebug.h: Remove.
214 * config.gcc (mips-sgi-irix[56]*): Remove mips/dbxmdebug.h.
216 2010-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
218 Backport from mainline:
219 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
222 * config/sh/sh.c (find_barrier): Don't emit a constant pool
223 in the middle of insns for casesi_worker_2.
225 2010-05-05 Jason Merrill <jason@redhat.com>
228 * c-common.c (handle_aligned_attribute): Respect
229 ATTR_FLAG_TYPE_IN_PLACE.
231 2010-05-05 Richard Guenther <rguenther@suse.de>
234 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
237 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
239 Backport from mainline
240 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
243 * alias.c (true_dependence): Handle the same VALUE in x and mem.
244 (canon_true_dependence): Likewise.
245 (write_dependence_p): Likewise.
247 2010-05-03 Jakub Jelinek <jakub@redhat.com>
250 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
251 result mode matches original rtl mode.
253 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
256 when processing flag options.
258 2010-05-02 H.J. Lu <hongjiu.lu@intel.com>
260 Backport from mainline
261 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
264 * config/i386/i386.c (get_some_local_dynamic_name): Replace
265 INSN_P with NONDEBUG_INSN_P.
266 (distance_non_agu_define): Likewise.
267 (distance_agu_use): Likewise.
269 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
271 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
272 the variable part of the offset as well. Use highest_pow2_factor for
273 all alignment checks.
275 2010-04-30 Jakub Jelinek <jakub@redhat.com>
278 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
280 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
282 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
285 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
287 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
288 record or union type with RECORD_OR_UNION_TYPE_P predicate.
289 (lto_input_ts_type_tree_pointers): Likewise.
290 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
291 (lto_output_ts_type_tree_pointers): Likewise.
293 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
295 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
296 hash_tree, eq_tree): New tree hash table.
297 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
298 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
299 lto_orig_address_remove): Reimplement.
301 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
304 * config/alpha/osf.h (ASM_OUTPUT_LOCAL): Redefine.
306 2010-04-28 Martin Jambor <mjambor@suse.cz>
308 PR tree-optimization/43846
309 * tree-sra.c (struct access): New flag grp_assignment_read.
310 (build_accesses_from_assign): Set grp_assignment_read.
311 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
312 (enum mark_read_status): New type.
313 (analyze_access_subtree): Propagate grp_assignment_read, create
314 accesses also if both direct_read and root->grp_assignment_read.
316 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
318 Back-merged from trnnk.
319 * collect2.c (TARGET_64BIT): Redefine to target's default.
321 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
322 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
323 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
324 for underscoring __USER_LABEL_PREFIX__.
325 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
326 (SUB_LINK_ENTRY32): New.
327 (SUB_LINK_ENTRY64): New.
328 (LINK_SPEC): Replace entry point spec by
330 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
331 (SUB_LINK_ENTRY64): New.
332 (SUB_LINK_ENTRY): New.
333 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
334 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
335 x64 target is choosen.
336 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
337 * configure: Regenerated.
338 * configure.ac (leading-mingw64-underscores): Option added.
340 2010-04-27 Jakub Jelinek <jakub@redhat.com>
342 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
343 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
344 or DW_CFA_def_cfa_offset{,_sf}.
346 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
348 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
351 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
352 Add missing earlyclobber for second alternative.
354 2010-04-26 Jakub Jelinek <jakub@redhat.com>
357 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
359 2010-04-26 Jie Zhang <jie@codesourcery.com>
361 PR tree-optimization/43833
362 * tree-vrp.c (range_int_cst_p): New.
363 (range_int_cst_singleton_p): New.
364 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
365 when both operands are constants. Use range_int_cst_p in
368 2010-04-23 Martin Jambor <mjambor@suse.cz>
371 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
372 function does not have type attributes.
374 2010-04-23 Richard Guenther <rguenther@suse.de>
376 PR tree-optimization/43572
377 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
379 2010-04-23 Richard Guenther <rguenther@suse.de>
381 Backport from mainline
382 2010-04-22 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/43845
385 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
386 lookup the CALL_EXPR function and arguments.
388 2010-04-21 Jakub Jelinek <jakub@redhat.com>
391 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
392 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
393 (lower_copyprivate_clauses): Use private var in outer
394 context instead of original var. Make sure the types
395 are correct for VLAs.
397 2010-04-20 Richard Guenther <rguenther@suse.de>
399 PR tree-optimization/43783
400 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
401 constant ARRAY_REF operands two and three if possible.
403 2010-04-20 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/43796
406 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
407 from SCEV in the lattice.
408 (vrp_visit_phi_node): Dump change.
410 2010-04-20 Jakub Jelinek <jakub@redhat.com>
413 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
414 with non-local decl doesn't need chain.
416 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
419 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
420 calls for -fpic -m31 if they have been sibcall optimized.
422 2010-04-19 DJ Delorie <dj@redhat.com>
424 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
425 POINTER_PLUS_EXPR and fix them.
427 2010-04-19 Jie Zhang <jie@codesourcery.com>
430 * reginfo.c (reinit_regs): Set caller_save_initialized_p
433 2010-04-19 Richard Guenther <rguenther@suse.de>
435 PR tree-optimization/43572
436 * tree-tailcall.c (find_tail_calls): Verify the tail call
439 2010-04-19 Ira Rosen <irar@il.ibm.com>
441 PR tree-optimization/43771
442 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
443 load permutation doesn't have gaps.
445 2010-04-18 Matthias Klose <doko@ubuntu.com>
447 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
449 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
451 Backport from mainline:
452 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
454 * configure.ac (plugin -rdynamic test): Log result.
455 * configure: Regenerate.
456 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
457 (RDYNAMIC_SPEC): Define.
458 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
460 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
462 Backport from mainline:
463 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
465 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
466 * config/sol2-gld.h: ... here.
467 * config.gcc (sparc*-*-solaris2*): Reflect this.
468 (i[34567]86-*-solaris2*): Use it.
470 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
472 Backport from mainline:
473 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
475 * configure.ac: Determine Sun ld version numbers.
476 (comdat_group): Restrict GNU ld version checks to gld.
477 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
478 (enable_comdat): Support --enable-comdat.
479 * configure: Regenerate.
480 * doc/install.texi (Configuration): Document --enable-comdat.
482 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
484 Backport from mainline:
485 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
489 (*udivmod<mode>4): Ditto.
491 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
496 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
498 Backport from mainline:
499 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
501 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
503 2010-04-15 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/43627
506 * tree-vrp.c (extract_range_from_unary_expr): Widenings
507 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
510 2010-04-14 Richard Guenther <rguenther@suse.de>
512 * DEV-PHASE: Set back to prerelease.
513 * BASE-VER: Bump to 4.5.1.
515 2010-04-14 Release Manager
517 * GCC 4.5.0 released.
519 2010-04-13 Michael Matz <matz@suse.de>
522 * builtins.c (expand_builtin_interclass_mathfn): Also create
523 a register if the predicate doesn't match.
525 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
527 * doc/contrib.texi (Contributors, Rainer Orth): Update.
529 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
532 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
534 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
536 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
537 (Specific, *-*-solaris2*): Likewise.
538 Don't prefer Sun as over GNU as.
540 2010-04-08 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/43679
543 * tree-ssa-pre.c (eliminate): Only propagate copies.
545 2010-04-08 Jakub Jelinek <jakub@redhat.com>
548 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
549 op0 is not a MEM, just return NULL instead of assertion
551 (discover_nonconstant_array_refs): Don't walk debug stmts.
553 2010-04-07 H.J. Lu <hongjiu.lu@intel.com>
556 * config/i386/i386.c (setup_incoming_varargs_64): Align stack to
557 16byte for FP register save area.
559 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
561 * doc/install.texi (Configuration): Move description of
562 --enable-lto, --with-libelf*, --enable-gold from Java section to
565 * doc/generic.texi (Working with declarations)
566 (Function Properties, C and C++ Trees): Fix typos.
567 * doc/sourcebuild.texi (Top Level): Likewise.
569 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
571 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
574 2010-04-06 Jakub Jelinek <jakub@redhat.com>
577 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
578 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
579 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
580 MULTI_* defines for 4 argument vpermil2p* builtins.
582 2010-04-06 Joseph Myers <joseph@codesourcery.com>
584 * doc/invoke.texi, doc/standards.texi: Refer to
585 gcc-4.5/c99status.html.
587 2010-04-06 Jakub Jelinek <jakub@redhat.com>
590 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
593 2010-04-06 Richard Guenther <rguenther@suse.de>
596 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
598 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
600 * doc/invoke.texi (Optimize Options): Document that LTO
601 won't remove object access purely due to incompatible
604 2010-04-04 Matthias Klose <doko@ubuntu.com>
606 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
609 2010-04-03 Richard Guenther <rguenther@suse.de>
612 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
613 require a non-NULL MEM_OFFSET.
615 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
617 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
618 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
619 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
620 config/alpha/predicates.md, config/arm/arm.md,
621 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
622 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
623 config/darwin9.h, config/darwin.c, config/darwin.h,
624 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
625 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
626 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
627 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
628 config/mips/mips.md, config/mn10300/mn10300.c,
629 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
630 config/rs6000/aix.h, config/rs6000/dfp.md,
631 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
632 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
633 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
634 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
635 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
636 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
637 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
638 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
639 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
640 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
641 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
642 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
643 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
644 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
645 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
646 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
647 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
648 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
649 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
650 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
651 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
652 opt-functions.awk, opth-gen.awk, params.def, passes.c,
653 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
654 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
655 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
656 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
657 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
658 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
659 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
660 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
661 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
662 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
663 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
664 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
665 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
666 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
668 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
671 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
672 * aclocal.m4: Regenerate.
674 2010-04-02 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/43629
677 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
678 if we have seen a constant value.
680 2010-04-02 Joseph Myers <joseph@codesourcery.com>
682 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
685 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
688 * arm.c (legitimize_tls_address): Adjust call to
689 gen_tls_load_dot_plus_four.
690 (arm_note_pic_base): New function.
691 (arm_cannot_copy_insn_p): Use it.
692 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
695 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
700 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
702 * Makefile.in ($(out_object_file)): Depend on
703 gt-$(basename $(notdir $(out_file))).h.
705 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
707 * config.gcc (lm32-*-rtems*): Add t-lm32.
709 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
711 * config.gcc: Add lm32-*-rtems*.
712 * config/lm32/rtems.h: New file.
714 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
717 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
719 2010-04-01 Jakub Jelinek <jakub@redhat.com>
721 * dwarf2out.c (output_compilation_unit_header): For
722 -gdwarf-4 use version 4 instead of version 3.
723 (output_line_info): For version 4 and above emit additional
724 maximum ops per insn header field.
725 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
727 * dwarf2out.c (is_c_family, is_java): Remove.
728 (lower_bound_default): New function.
729 (add_bound_info, gen_descr_array_type_die): Use it.
731 2010-04-01 Dodji Seketeli <dodji@redhat.com>
734 * dwarf2out.c (gen_variable_die): Allow debug info for variable
735 re-declaration when it happens in a function.
737 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
739 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
740 (cgraph_remove_function_insertion_hook): Same.
741 (cgraph_call_function_insertion_hooks): Same.
743 2010-04-01 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
747 and TREE_THIS_VOLATILE.
748 (copy_ref_info): Likewise.
749 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
750 * tree.c (build6_stat): Ignore side-effects of all but arg5
751 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
754 2010-04-01 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/43607
757 * ipa-type-escape.c (check_call): Do not access non-existing
760 2010-04-01 Richard Guenther <rguenther@suse.de>
764 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
765 Jack Howarth <howarth@bromo.med.uc.edu>
767 * tree-profile.c (tree_init_ic_make_global_vars): Make static
770 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772 * doc/install.texi (Prerequisites): Document libelf usability on
773 IRIX 5/6 and Solaris 2.
774 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
775 Update GNU as, GNU ld requirements.
776 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
777 Document Sun Studio compiler download.
778 Update and simplify as, ld recommendations.
779 (Specific, *-*-solaris2.7): Note obsoletion, removal.
781 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
783 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
784 with_tune_32 to pentium4.
786 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
790 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
792 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
795 Document GNU as requirement.
796 Update configure requirements.
797 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
799 Recomment IRIX 6.5.18+.
800 Document IDF/IDL requirement.
801 Document GNU as requirement.
802 Document GNU ld bootstrap failure.
803 Remove freeware.sgi.com reference.
805 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
807 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
808 UNIX V4.0, V5.0 obsoletion, removal.
809 Remove --with-gc=simple reference.
810 Update VM requirements during bootstrap.
811 Remove -oldas bootstrap description.
812 Update binutils reference.
813 Remove comparison failure note.
815 2010-03-31 Richard Guenther <rguenther@suse.de>
816 Zdenek Dvorak <ook@ucw.cz>
817 Sebastian Pop <sebastian.pop@amd.com>
820 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
821 with multiple arguments.
822 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
824 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
826 * graphite-dependences.c (print_pddr): Call print_pdr with an
828 * graphite-poly.c (debug_pdr): Add an extra argument for the
831 (print_pbb_domain): Same.
833 (print_scop_context): Same.
836 (debug_pbb_domain): Same.
840 (debug_scop_context): Same.
843 (print_scop_params): Same.
844 (debug_scop_params): Same.
845 (print_iteration_domain): Same.
846 (print_iteration_domains): Same.
847 (debug_iteration_domain): Same.
848 (debug_iteration_domains): Same.
849 (print_scattering_function): Same.
850 (print_scattering_functions): Same.
851 (debug_scattering_function): Same.
852 (debug_scattering_functions): Same.
853 * graphite-poly.h (debug_pdr): Update declaration.
855 (print_pbb_domain): Same.
857 (print_scop_context): Same.
860 (debug_pbb_domain): Same.
864 (debug_scop_context): Same.
867 (print_scop_params): Same.
868 (debug_scop_params): Same.
869 (print_iteration_domain): Same.
870 (print_iteration_domains): Same.
871 (debug_iteration_domain): Same.
872 (debug_iteration_domains): Same.
873 (print_scattering_function): Same.
874 (print_scattering_functions): Same.
875 (debug_scattering_function): Same.
876 (debug_scattering_functions): Same.
878 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
880 * graphite-poly.c (print_scattering_function_1): New.
881 (print_scattering_function): Call it.
882 (print_scop_params): Remove spaces at the end of lines.
885 * graphite-poly.h (print_cloog): Declared.
886 (debug_cloog): Declared.
888 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
890 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
892 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
893 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
894 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
895 to switch between adding the IV bump in loop->latch or in loop->header.
897 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
899 * graphite-poly.c (print_scattering_function): Pretty print following
902 (print_pbb_domain): Same.
903 (dump_gbb_cases): Same.
904 (dump_gbb_conditions): Same.
907 (print_scop_params): Same.
908 (print_scop_context): Same.
910 (print_pbb_body): New.
911 (lst_indent_to): New.
912 (print_lst): Start new lines with a #.
913 * graphite-poly.h (pbb_bb): New.
914 (pbb_index): Use pbb_bb.
915 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
917 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
919 2010-03-31 Jakub Jelinek <jakub@redhat.com>
921 * dwarf2out.c (size_of_die): For -gdwarf-4 use
922 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
923 and 0 instead of 1 for dw_val_class_flag.
924 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
925 dw_val_class_range_list, dw_val_class_loc_list,
926 dw_val_class_lineptr and dw_val_class_macptr, use
927 DW_FORM_flag_present for dw_val_class_flag and
928 DW_FORM_exprloc for dw_val_class_loc.
929 (output_die): For -gdwarf-4 print dw_val_class_loc
930 size as uleb128 instead of 1 or 2 bytes and don't print
931 anything for dw_val_class_flag.
933 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
934 instead of cselib_lookup following by tweaking locs->setting_insn.
937 * cselib.c (cselib_process_insn): Clear cselib_current_insn
938 even before returning from label, setjmp call or volatile asm
941 2010-03-31 Richard Guenther <rguenther@suse.de>
944 * cgraphunit.c (cgraph_output_in_order): Do not allocate
945 temporary data on stack.
947 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
949 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
950 (PUSHSECTION_ASM_OP): Remove.
951 (POPSECTION_ASM_OP): Remove.
952 (PUSHSECTION_FORMAT): Remove.
953 * config/sol2.h (PUSHSECTION_FORMAT): Define.
954 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
955 * config/sol2.c (solaris_output_init_fini): Use it.
957 2010-03-31 Jie Zhang <jie@codesourcery.com>
960 * opt-functions.awk (var_type_struct): Use signed char type
961 for simple variables.
963 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965 * config/sol2.c: Include output.h.
966 (solaris_assemble_visibility): New function.
967 * config/t-sol2 (sol2.o): Add output.h dependency.
968 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
969 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
972 2010-03-31 Jakub Jelinek <jakub@redhat.com>
975 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
976 V2SImode or XFmode on PRE_DEC.
979 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
982 2010-03-31 Jie Zhang <jie@codesourcery.com>
985 * reload.h (caller_save_initialized_p): Declare.
986 * toplev.c (backend_init_target): Don't call
987 init_caller_save but set caller_save_initialized_p to false.
988 * caller-save.c (caller_save_initialized_p): Define.
989 (init_caller_save): Check caller_save_initialized_p.
990 * ira.c (ira): Call init_caller_save if flag_caller_saves.
992 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
996 and soft-fp/t-softfp to tmake_file.
997 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
998 (LIBGCC2_TF_CEXT): Define.
1001 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1004 * cselib.c (n_useless_values): Document handling of debug locs.
1005 (n_useless_debug_values, n_debug_values): New variables.
1006 (new_elt_loc_list): Don't add to debug values, keep count.
1007 (promote_debug_loc): New.
1008 (cselib_reset_table): Zero new variables.
1009 (entry_and_rtx_equal_p): Promote debug locs.
1010 (discard_useless_locs): Increment n_useless_debug_values for
1012 (remove_useless_values): Adjust n_useless_values and n_debug_values
1013 with n_useless_debug_values.
1014 (add_mem_for_addr): Promote debug locs.
1015 (cselib_lookup_mem): Likewise.
1016 (cselib_lookup_addr): Renamed to...
1017 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1018 (cselib_log_lookup): ... this. Turn into...
1019 (cselib_lookup_addr): ... new wrapper.
1020 (cselib_lookup_from_insn): New.
1021 (cselib_invalidate_regno): Increment n_useless_debug_values for
1023 (cselib_invalidate_mem): Likewise.
1024 (cselib_process_insn): Take n_deleted and n_debug_values into
1025 account to guard remove_useless_value call.
1026 (cselib_finish): Zero n_useless_debug_values.
1027 * cselib.h (cselib_lookup_from_insn): Declare.
1028 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1029 (sched_analyze_2): Likewise.
1031 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1033 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1035 (adjust_mems): Replace narrowing SUBREG of expression containing
1036 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1037 with operations in the narrower mode.
1040 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1041 regs_invalidated_by_call instead all call_used_reg_set registers.
1043 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1046 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1047 pointer comparisons with types_compatible_p.
1048 * tree-vect-stmts.c (vectorizable_call): Same.
1049 (vectorizable_condition): Same.
1051 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1053 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1054 stack check if the mask would be zero.
1056 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1057 Jack Howarth <howarth@bromo.med.uc.edu>
1059 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1062 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1065 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1067 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1068 Include ___unordxf2 and ___unordtf2.
1069 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1072 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1074 * config/lm32/t-lm32: New file.
1075 * config.gcc: Use the above file when targetting lm32.
1077 2010-03-28 Duncan Sands <baldrick@free.fr>
1079 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1081 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1084 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1085 Improve vectorization cost model diagnostic.
1087 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1090 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1091 compute_data_dependences_for_loop returns false, early exit
1092 and output an extra diagnostic for the failed data reference
1095 2010-03-29 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/43560
1098 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1099 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1101 2010-03-29 Jie Zhang <jie@codesourcery.com>
1104 * toplev.c (process_options): Set optimization_default_node
1105 and optimization_current_node.
1106 * opts.c (decode_options): Don't set optimization_default_node
1107 and optimization_current_node.
1109 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1111 * config/rtems.h: Abandon -qrtems_debug.
1113 2010-03-28 Jan Hubicka <jh@suse.cz>
1115 PR tree-optimization/43505
1116 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1117 map should not be copied.
1119 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1122 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1123 cdtors, set DECL_PRESERVE_P.
1124 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1127 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1129 PR tree-optimization/43528
1130 * stor-layout.c (place_field): Check that constant fits into
1131 unsigned HWI when skipping calculation of MS bitfield layout.
1133 2010-03-27 Jan Hubicka <jh@suse.cz>
1136 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1137 notice_global_symbol work.
1139 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1141 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1142 instead of dwarf2out_decl.
1143 (struct var_loc_node): Remove section_label field.
1144 (dwarf2out_function_decl): New function.
1145 (dwarf2out_var_location): Don't set section_label field.
1146 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1148 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1150 PR tree-optimization/43544
1151 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1152 First argument for builtin vectorized function hook is now a
1153 tree to be able to distinguish between machine specific and
1155 * targhooks.c (default_builtin_vectorized_function): Ditto.
1156 * targhooks.h (default_builtin_vectorized_function): Ditto.
1157 * target.h (struct gcc_target): Ditto.
1158 * tree-vect-stmts.c (vectorizable_function): Ditto.
1159 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1160 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1163 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1166 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1167 nested binding iff it is a FUNCTION_DECL.
1168 (store_parm_decls_newstyle): Pass nested=true to bind for
1169 FUNCTION_DECLs amongst parameters.
1171 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1173 * var-tracking.c (vt_expand_loc_callback): Don't run
1174 cselib_expand_value_rtx_cb in dummy mode if
1175 cselib_dummy_expand_value_rtx_cb returned false.
1177 * var-tracking.c (emit_note_insn_var_location): For one part
1178 notes with offset 0, don't add EXPR_LIST around the location.
1179 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1180 add_location_or_const_value_attribute): Adjust for that change.
1183 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1184 into first operand and location into second.
1185 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1186 dw_cfi_oprnd_loc for DW_CFA_expression.
1187 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1188 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1189 assume first argument is regnum and second argument is location.
1191 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1194 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1195 of scratch register to DImode. Split to DImode comparison operator.
1196 Use SImode subreg of scratch register in the multiplication.
1197 (*cmp_sadd_sidi): Ditto.
1198 (*cmp_ssub_si): Ditto.
1199 (*cmp_ssub_sidi): Ditto.
1201 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1205 Remove invalid assert and wrong comment.
1207 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1210 * flags.h (final_insns_dump_p): New extern.
1211 * final.c (final_insns_dump_p): New variable.
1212 (rest_of_clean_state): Set it before -fdump-final-insns=
1213 dumping, clear afterwards.
1214 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1215 MEM_ALIAS_SET on MEMs.
1217 2010-03-26 David S. Miller <davem@davemloft.net>
1219 * configure.ac: Fix sparc GOTDATA_OP bug check.
1220 * configure: Rebuild.
1222 2010-03-26 Alan Modra <amodra@gmail.com>
1224 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1226 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1229 TLS_SECTION_ASM_FLAG.
1231 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1234 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1235 Clear first_function_block_is_cold.
1238 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1239 argument if the argument is truth_value_p.
1241 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1243 * config/rs6000/constraints.md: Update copyright year for my changes.
1246 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1247 used in reg+reg addressing, swap registers.
1249 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1252 * target.h (struct gcc_target): Add code_end hook.
1253 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1255 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1256 * toplev.c (compile_file): Call targetm.asm_out.code_end
1257 hook before unwind info/debug info output.
1258 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1259 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1260 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1261 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1262 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1263 * config/i386/i386.c (ix86_file_end): Renamed to...
1264 (ix86_code_end): ... this. Make static. Don't call
1265 file_end_indicate_exec_stack. Emit unwind info using
1266 final_start_function/final_end_function.
1267 (darwin_x86_file_end): Remove.
1268 (TARGET_ASM_CODE_END): Define.
1269 * config/i386/i386.h (TARGET_ASM_FILE_END,
1270 NEED_INDICATE_EXEC_STACK): Don't define.
1271 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1272 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1273 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1274 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1277 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1278 at the beginning and final_end_function at the end.
1279 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1281 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1283 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1284 and Sun as TLS syntax.
1285 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1286 * configure: Regenerate.
1287 * config.in: Regenerate.
1288 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1289 (default_elf_asm_named_section): Use it.
1290 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1291 (i386_output_dwarf_dtprel): Likewise.
1292 (output_addr_const_extra): Likewise.
1293 (output_pic_addr_const): Lowercase @GOTTPOFF.
1294 (output_addr_const_extra): Likewise.
1295 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1296 (output_addr_const_extra): Likewise.
1297 (output_pic_addr_const): Lowercase @INDNTPOFF.
1298 (output_addr_const_extra): Likewise.
1299 (output_pic_addr_const): Lowercase @NTPOFF.
1300 (output_addr_const_extra): Likewise.
1301 (output_pic_addr_const): Lowercase @TPOFF.
1302 (output_addr_const_extra): Likewise.
1303 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1304 (*tls_global_dynamic_64): Likewise.
1305 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1306 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1308 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1309 (ASM_OUTPUT_TLS_COMMON): Use it.
1310 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1313 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1314 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1315 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1316 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1317 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1318 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1320 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1322 * config/i386/i386.c (override_options): Don't accept
1323 -mtls-dialect=sun any longer.
1324 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1325 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1326 (*tls_local_dynamic_base_32_sun): Likewise.
1327 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1329 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1332 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1333 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1336 * ira.c (adjust_cleared_regs): New function.
1337 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1341 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1343 * expr.c (expand_expr_real): Restore previous
1344 curr_insn_source_location and curr_insn_block after
1345 expand_expr_real_1 call.
1346 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1347 instead of expand_expr_real_1.
1349 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1351 PR rtl-optimization/43413
1352 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1355 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1358 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1359 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1361 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1363 * config/i386/i386.c (ix86_target_string): Add -mfma.
1364 Fix a typo in comment.
1366 2010-03-22 Mike Stump <mikestump@comcast.net>
1369 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1370 Don't overly align based upon packed packed fields.
1372 2010-03-22 Jason Merrill <jason@redhat.com>
1374 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1375 Use () rather than [], and move before the element type.
1377 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1379 * doc/configfiles.texi (Configuration Files): Removed
1380 fixinc/Makefile*, intl/Makefile.*.
1381 * doc/makefile.texi: Fixed markup. Abstract from version
1382 control system used.
1383 (Makefile): Removed obsolete gcc/java/parse.y example.
1384 * doc/sourcebuild.texi: Likewise.
1385 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1386 libgomp, libssp. Removed fastjar.
1387 (Miscellaneous Docs): Clarify location.
1388 Added COPYING3, COPYING3.LIB.
1389 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1391 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1394 * config/i386/i386.c (x86_function_profiler)
1395 [!NO_PROFILE_COUNTERS]: Fix typo.
1396 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1399 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1400 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1402 * doc/sourcebuild.texi (Test Directives): Split into six
1403 subsections, with most of the current text in new subsections
1404 Directives, Selectors, and Final Actions.
1405 (Directives): Split list of test directives into multiple
1407 (Selectors): Describe use and syntax of selectors.
1408 (Effective-Target Keywords): Describe all existing keywords.
1409 (Add Options): Describe features for dg-add-options.
1410 (Require Support): Describe variants of dg-require-support.
1411 (Final Actions): Describe commands to use in dg-final.
1413 2010-03-22 Michael Matz <matz@suse.de>
1416 * recog.c (validate_replace_rtx_group): Replace also in
1417 REG_EQUAL and REG_EQUIV notes.
1419 2010-03-22 Richard Guenther <rguenther@suse.de>
1421 PR tree-optimization/43390
1422 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1423 sure vector extracts are type correct.
1425 2010-03-22 Richard Guenther <rguenther@suse.de>
1428 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1429 x * sqrt (x) even when optimizing for size if the target
1430 has native support for sqrt.
1432 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1434 * varasm.c (make_decl_rtl_for_debug): Also clear
1435 flag_mudflap for the duration of make_decl_rtl call.
1438 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1439 locs from preserved VALUEs.
1441 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1444 * pa.md (movmemsi): Set align to one if zero.
1445 (movmemdi): Likewise.
1447 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1450 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1451 with their corresponding prologue pushes.
1453 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1456 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1457 at the begining or end.
1458 (spu_expand_epilogue): Likewise.
1460 2010-03-20 Richard Guenther <rguenther@suse.de>
1462 PR rtl-optimization/43438
1463 * combine.c (make_extraction): Properly zero-/sign-extend an
1464 extraction of the low part of a CONST_INT. Also handle
1467 2010-03-19 Mike Stump <mikestump@comcast.net>
1469 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1470 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1471 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1473 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1476 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1479 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1481 PR rtl-optimization/42258
1482 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1483 use that may match DEF.
1486 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1487 the cost of loading the constant rather than assuming
1489 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1490 outer code is AND, do the same tests as the andsi3 expander and
1491 return COSTS_N_INSNS (1) if and is cheap.
1493 * optabs.c (avoid_expensive_constant): Fix formatting.
1495 2010-03-19 Michael Matz <matz@suse.de>
1498 * attribs.c (decl_attributes): When rebuilding a function pointer
1499 type use the same qualifiers as the original pointer type.
1501 2010-03-19 Martin Jambor <mjambor@suse.cz>
1503 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1504 and is_gimple_ip_invariant_address.
1506 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1509 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1511 * config/arm/arm.c (arm_override_options): Turn off
1512 flag_dwarf2_cfi_asm for AAPCS variants.
1514 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1517 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1518 Use PRE_MODIFY instead of PRE_DEC.
1519 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1520 (vfp_emit_fstmd): Likewise.
1522 2010-03-19 Michael Matz <matz@suse.de>
1525 * builtins.c (expand_builtin_interclass_mathfn,
1526 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1529 2010-03-19 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/43415
1532 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1533 (phi_translate_1): ... this.
1534 (phi_translate): Move all caching here. Cache all NARY
1535 and REFERENCE translations.
1537 2010-03-19 David S. Miller <davem@davemloft.net>
1539 With help from Eric Botcazou.
1540 * config/sparc/sparc.c: Include dwarf2out.h.
1541 (emit_pic_helper): Delete.
1542 (pic_helper_symbol_name): Delete.
1543 (pic_helper_emitted_p): Delete.
1544 (pic_helper_needed): New.
1545 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1546 (get_pc_thunk_name): New.
1547 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1548 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1549 Set pic_helper_needed to true. Don't call emit_pic_helper.
1550 (sparc_expand_prologue): Update load_pic_register call.
1551 (sparc_output_mi_thunk): Likewise.
1552 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1553 thunk if possible. Output CFI information as needed.
1555 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1556 Jack Howarth <howarth@bromo.med.uc.edu>
1559 * config/i386/i386.h: Fix ABI on darwin x86-32.
1561 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1563 * tree.h: Declare make_decl_rtl_for_debug.
1564 * varasm.c (make_decl_rtl_for_debug): New.
1565 * dwarf2out.c (rtl_for_decl_location): Call it.
1566 * cfgexpand.c (expand_debug_expr): Call it.
1568 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1571 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1575 * var-tracking.c (vt_init_cfa_base): Do nothing if
1576 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1578 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1581 * var-tracking.c (canonicalize_vars_star): New.
1582 (dataflow_post_merge_adjust): Use it.
1584 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1587 * var-tracking.c (non_suitable_const): New function.
1588 (add_uses): For DEBUG_INSNs with constants, don't record any
1589 value, instead just the constant value itself.
1590 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1591 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1592 (emit_notes_in_bb): Likewise.
1593 (emit_note_insn_var_location): For onepart variables if
1594 cur_loc is a VOIDmode constant, use DECL_MODE.
1596 2010-03-18 Martin Jambor <mjambor@suse.cz>
1599 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1600 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1601 all non-clones. Moved call redirection...
1602 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1603 (cgraph_materialize_all_clones): Dispose of all
1604 combined_args_to_skip bitmaps.
1605 (verify_cgraph_node): Do not check for edges pointing to wrong
1606 nodes in inline clones.
1607 * tree-inline.c (copy_bb): Call
1608 cgraph_redirect_edge_call_stmt_to_callee.
1609 * ipa.c (cgraph_remove_unreachable_nodes): Call
1610 cgraph_node_remove_callees even when there are used clones.
1612 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1616 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1619 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1622 2010-03-18 Michael Matz <matz@suse.de>
1625 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1626 into sqrt(x) if we need to preserve signed zeros.
1628 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1629 Eric Botcazou <ebotcazou@adacore.com>
1631 PR rtl-optimization/43360
1632 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1633 note if we don't know its invariant status.
1635 2010-03-18 Michael Matz <matz@suse.de>
1637 PR tree-optimization/43402
1638 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1639 PHI chains of ssa names registered for update.
1641 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1644 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1645 non-offsettable and pre_modify update addressing.
1646 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1647 and "2" alternatives "#".
1648 (*movdd_softfloat32): Make all alternatives "#";
1649 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1650 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1651 (*movdf_softfloat32): Make all alternatives "#";
1652 (movdi): Use the new DIFD mode iterator to create a common splitter
1653 for movdi, movdf and movdd patterns.
1655 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1657 * common.opt (dumpdir): Remove redundant tab.
1659 2010-03-17 Martin Jambor <mjambor@suse.cz>
1661 PR tree-optimization/43347
1662 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1663 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1665 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1667 PR rtl-optimization/42216
1668 * regrename.c (create_new_chain): New function, broken out from...
1669 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1670 appending a use to an empty chain.
1671 (build_def_use): Remove previous changes that convert OP_INOUT to
1672 OP_OUT operands; instead detect the case where an OP_INOUT operand
1673 uses a previously untracked register and create an empty chain for it.
1675 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1677 * doc/extend.texi (Function Attributes): Rewrite unfinished
1678 sentence in ms_abi documentation.
1680 2010-03-17 Alan Modra <amodra@gmail.com>
1682 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1683 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1684 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1685 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1687 2010-03-16 Richard Henderson <rth@redhat.com>
1690 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1691 (lower_try_finally): Save and restore eh_seq around the expansion
1694 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1696 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1697 statements before splitting block.
1699 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * doc/sourcebuild.texi (Testsuites): Fix markup.
1702 Use pathnames relative to gcc/testsuite.
1703 (Test Directives): Move description of how timeout is determined.
1704 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1705 (C Tests): Correct gcc.misc-tests directory.
1706 Framework tests now live in gcc.test-framework.
1708 2010-03-16 Richard Guenther <rguenther@suse.de>
1711 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1712 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1714 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1715 Alexandre Oliva <aoliva@redhat.com>
1717 PR tree-optimization/42917
1718 * lambda-code.c (remove_iv): Skip debug statements.
1719 (lambda_loopnest_to_gcc_loopnest): Likewise.
1720 (not_interesting_stmt): Debug statements are not interesting.
1722 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1726 * cselib.c (cselib_preserve_constants,
1727 cfa_base_preserved_val): New static variables.
1728 (preserve_only_constants): New function.
1729 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1730 clear its REG_VALUES. If cselib_preserve_constants, don't
1731 empty the whole hash table, but preserve there VALUEs with constants,
1732 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1733 (cselib_preserve_cfa_base_value): New function.
1734 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1735 (cselib_init): Change argument to int bitfield. Set
1736 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1738 (cselib_finish): Clear cselib_preserve_constants and
1739 cfa_base_preserved_val.
1740 * cselib.h (enum cselib_record_what): New enum.
1741 (cselib_init): Change argument to int.
1742 (cselib_preserve_cfa_base_value): New prototype.
1743 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1744 * dse.c (dse_step1): Likewise.
1745 * cfgcleanup.c (thread_jump): Likewise.
1746 * sched-deps.c (sched_analyze): Likewise.
1747 * gcse.c (local_cprop_pass): Likewise.
1748 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1749 If FN is non-NULL, call the callback always and whenever it returns
1750 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1751 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1752 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1753 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1754 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1755 * var-tracking.c: Include recog.h.
1756 (bb_stack_adjust_offset): Remove.
1757 (vt_stack_adjustments): Don't call it, instead just gather the
1758 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1759 (adjust_stack_reference): Remove.
1760 (compute_cfa_pointer): New function.
1761 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1762 (struct adjust_mem_data): New type.
1763 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1765 (get_address_mode): New function.
1766 (replace_expr_with_values): Use it.
1767 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1768 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1769 (adjust_sets): Remove.
1770 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1771 Use get_address_mode.
1772 (get_adjusted_src): Remove.
1773 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1774 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1775 (add_with_sets): Don't call adjust_sets.
1776 (fp_setter, vt_init_cfa_base): New functions.
1777 (vt_initialize): Change return type to bool. Move most of pool etc.
1778 initialization to the beginning of the function from end. Pass
1779 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1780 If !frame_pointer_needed, call vt_stack_adjustment before mos
1781 vector is filled, call vt_init_cfa_base if argp/framep has been
1782 eliminated to sp. If frame_pointer_needed and argp/framep has
1783 been eliminated to hard frame pointer, set
1784 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1785 encountering fp setter in the prologue. For MO_ADJUST, call
1786 log_op_type before pusing the op into mos vector, not afterwards.
1787 Call adjust_insn before cselib_process_insn/add_with_sets,
1788 call cancel_changes (0) afterwards.
1789 (variable_tracking_main_1): Adjust for vt_initialize calling
1790 vt_stack_adjustments and returning whether it succeeded or not.
1792 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1794 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1797 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1799 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1801 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1802 drap_reg has not been set.
1804 2010-03-15 Michael Matz <matz@suse.de>
1807 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1808 use it to expand block copies.
1809 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1810 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1811 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1813 2010-03-15 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/43367
1816 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1819 2010-03-15 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/43317
1822 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1824 2010-03-15 Martin Jambor <mjambor@suse.cz>
1826 PR tree-optimization/43141
1827 * tree-sra.c (create_abstract_origin): New function.
1828 (modify_function): Call create_abstract_origin.
1830 2010-03-15 Chris Demetriou <cgd@google.com>
1832 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1835 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1838 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1839 call insert_out_of_ssa_copy for default definitions.
1841 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1843 * graphite-clast-to-gimple.c (my_long_long): Defined.
1844 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1845 * graphite-sese-to-poly.c (my_long_long): Defined.
1846 (scop_ivs_can_be_represented): Use it.
1848 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1850 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1851 graphite-max-bbs-per-function, and loop-block-tile-size.
1852 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1854 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1858 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1859 forward declaration.
1860 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1861 (add_upper_bounds_from_estimated_nit): New.
1862 (build_loop_iteration_domains): Use it.
1864 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1866 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1868 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1871 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1872 should be an INTEGER_CST. Also handle CASE_CONVERT.
1874 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1876 * graphite.c (graphite_initialize): To bound the number of bbs per
1877 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1878 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1879 * doc/invoke.texi: Document it.
1881 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1883 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1884 * graphite-sese-to-poly.h (build_poly_scop): Same.
1886 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1888 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1889 the number of parameters in the scop. Use as an upper bound
1890 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1891 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1892 * doc/invoke.texi: Document it.
1894 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1896 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1897 * doc/c-tree.texi: Remove.
1898 * doc/generic.texi: Merge c-tree.texi here.
1899 * doc/gccint.texi (Trees): Remove menu entry.
1900 (c-tree.texi): Remove @include.
1901 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1902 * doc/languages.texi (Reading RTL): Ditto.
1904 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1907 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1909 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1912 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1913 code added to work around reload clobbering CONST insns.
1915 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1917 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1918 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1919 (cselib_preserve_only_values): Remove retain argument, don't
1920 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1921 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1922 * var-tracking.c (micro_operation): Move insn field before union.
1923 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1924 (struct variable_tracking_info_def): Remove n_mos field, change
1925 mos into a vector of micro_operations.
1926 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1927 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1928 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1929 changing into a vector.
1930 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1931 come before all other uops generated by add_stores.
1932 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1934 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1935 a vector. Run just one pass over the bbs instead of separate counting
1936 and computation phase.
1937 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1940 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1941 into *nonlocalized_list vector.
1942 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1943 even if origin is non-NULL.
1944 (gen_variable_die): Likewise.
1945 (process_scope_var): Don't change origin.
1946 (gen_decl_die): Likewise.
1947 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1948 before adding new edges instead of after it, fix moving over
1951 2010-03-11 David S. Miller <davem@davemloft.net>
1953 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1955 * configure: Rebuild.
1957 2010-03-11 Martin Jambor <mjambor@suse.cz>
1959 PR tree-optimization/43257
1960 * tree.c (assign_assembler_name_if_neeeded): New function.
1961 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1963 * tree.h (assign_assembler_name_if_neeeded): Declare.
1964 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1965 the function if needed.
1967 2010-03-11 Chris Demetriou <cgd@google.com>
1969 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1970 include/stdint-gcc.h, and include/stdint.h world-readable.
1972 2010-03-11 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43255
1975 * tree-vrp.c (process_assert_insertions_for): Do not insert
1976 asserts for trivial conditions.
1978 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1980 PR tree-optimization/43280
1981 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1982 generation. Move calculation of size out of the if branch.
1983 (find_bswap): Modify compare number generation.
1985 2010-03-11 Richard Guenther <rguenther@suse.de>
1988 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1989 (input_gimple_stmt): Fixup handled component types during
1990 operand read. Also fix up decls in ADDR_EXPRs.
1992 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1994 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1995 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1997 2010-03-10 Jan Hubicka <jh@suse.cz>
2000 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2001 * varasm.c (get_variable_section): Don't do that here...
2002 (make_decl_rtl): ... and here.
2003 (do_assemble_alias): Produce decl RTL.
2004 (assemble_alias): Likewise.
2006 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2009 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2010 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2012 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2013 (based_loc_descr): Only express drap or vdrap regno based expressions
2014 using DW_OP_fbreg when not optimizing.
2015 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2016 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2017 REG_CFA_SET_VDRAP note.
2019 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2021 PR tree-optimization/43236
2022 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2023 error in calculation of base address in reverse iteration case.
2024 (generate_builtin): Take number of latch executions if the statement
2027 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2030 * tree-eh.c: Include pointer-set.h.
2031 (lower_eh_dispatch): Filter out duplicate case labels and
2032 remove the unneeded edge when the label is unused. Return
2033 true when some edges are removed.
2034 (execute_lower_eh_dispatch): When any lowering resulted in
2035 removing an edge, also delete unreachable blocks.
2037 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2040 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2041 UNSPEC_MACHOPIC_OFFSET.
2043 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2046 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2047 (m68k_delegitimize_address): New function.
2049 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2052 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2055 * var-tracking.c (adjust_sets): New function.
2056 (count_with_sets, add_with_sets): Use it.
2057 (get_adjusted_src): New inline function.
2058 (add_stores): Use it.
2061 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2062 call cselib_dummy_expand_value_rtx_cb instead of
2063 cselib_expand_value_rtx_cb.
2066 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2067 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2068 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2069 and .cfi_endproc around the pic thunks.
2070 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2071 all queued unwind info register saves are saved before the call.
2072 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2073 considered as sp-=4 for unwind info and the pop as sp+=4 which
2074 also clobbers dest, but doesn't actually restore it.
2077 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2078 RTX_FRAME_RELATED_P.
2080 2010-03-09 Jie Zhang <jie@codesourcery.com>
2082 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2083 whitespaces in output template.
2085 2010-03-09 Jie Zhang <jie@codesourcery.com>
2087 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2090 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2092 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2093 builtins.exp in a separate job.
2095 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2097 * graphite-sese-to-poly.c (add_param_constraints): Use
2098 lower_bound_in_type and upper_bound_in_type.
2100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2102 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2103 instead of unsigned_type_node.
2105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2106 Reza Yazdani <reza.yazdani@amd.com>
2109 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2110 on pointer type parameters.
2112 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2116 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2117 handle conversions from pointer to integers.
2118 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2119 induction variable, to be able to work with code generated by CLooG.
2120 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2121 (build_poly_scop): Bail out if we cannot codegen a loop.
2123 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2125 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2126 code generation with gloog_error.
2128 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2130 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2131 Call fold_convert on all the returned values.
2132 (expand_scalar_variables_expr): Pass to
2133 expand_scalar_variables_ssa_name the type of the resulting expression.
2135 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2137 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2138 ppl_min_for_le_pointset.
2139 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2140 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2142 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2144 * graphite-dependences.c (map_into_dep_poly): Removed.
2145 (dependence_polyhedron_1): Use combine_context_id_scat.
2147 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2149 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2150 (struct poly_bb): Same.
2151 (combine_context_id_scat): New.
2153 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2156 * sese.c (name_defined_in_loop_p): Return false for default
2159 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2161 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2162 and clean up the logic.
2164 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2166 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2169 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2171 * var-tracking.c (remove_cselib_value_chains): Define only for
2173 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2174 delete_slot_part, emit_notes_for_differences_1): Don't call
2175 remove_cselib_value_chains here.
2176 (set_slot_part, emit_notes_for_differences_2): Don't call
2177 add_cselib_value_chains here.
2178 (preserved_values): New vector.
2179 (preserve_value): New function.
2180 (add_uses, add_stores, vt_add_function_parameters): Use it
2181 instead of cselib_preserve_value.
2182 (changed_values_stack): New vector.
2183 (check_changed_vars_0): New function.
2184 (check_changed_vars_1, check_changed_vars_2): Use it.
2185 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2186 changed_values_stack VALUEs.
2187 (vt_emit_notes): For all preserved_values call
2188 add_cselib_value_chains. If ENABLE_CHECKING call
2189 remove_cselib_value_chains before verifying value_chains is empty.
2190 Initialize and free changed_values_stack.
2191 (vt_initialize): Initialize preserved_values.
2192 (vt_finalize): Free preserved_values.
2194 2010-03-08 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/43269
2197 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2200 2010-03-08 Martin Jambor <mjambor@suse.cz>
2202 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2203 (ipa_is_param_called): Removed.
2204 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2205 (ipa_print_node_params): Do not print the called flag.
2206 (ipa_write_node_info): Do not stream the called flag.
2207 (ipa_read_node_info): Likewise.
2209 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2212 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2213 * cselib.c (struct expand_value_data): Add dummy field.
2214 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2216 (cselib_dummy_expand_value_rtx_cb): New function.
2217 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2219 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2220 * var-tracking.c: Include pointer-set.h.
2221 (variable): Change n_var_parts to char from int. Add
2222 cur_loc_changed and in_changed_variables fields.
2223 (variable_canonicalize): Remove.
2224 (shared_var_p): New inline function.
2225 (unshare_variable): Maintain cur_loc_changed and
2226 in_changed_variables fields. If var was in changed_variables,
2227 replace it there with new_var. Just copy cur_loc instead of
2228 resetting it to something else.
2229 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2230 (dataflow_set_union): Don't call variable_canonicalize.
2231 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2232 of their DEBUG_EXPR_TREE_DECLs.
2233 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2234 and in_changed_variables and cur_loc_changed is false.
2235 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2236 and cur_loc_changed. Don't update cur_loc here.
2237 (variable_merge_over_src): Don't call variable_canonicalize.
2238 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2239 removing loc that is equal to cur_loc, clear cur_loc,
2240 set cur_loc_changed and ensure variable_was_changed is called.
2241 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2242 compare pointers in cur_loc check, if it is equal to loc,
2243 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2244 (variable_different_p): Remove compare_current_location argument,
2245 don't compare cur_loc.
2246 (dataflow_set_different_1): Adjust variable_different_p caller.
2247 (variable_was_changed): If dv had some var in changed_variables
2248 already, reset in_changed_variables flag for it and propagate
2249 cur_loc_changed over to the new variable. On empty var
2250 always set cur_loc_changed. Set in_changed_variables on whatever
2251 var is added to changed_variables.
2252 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2253 Use shared_var_p. When removing loc that is equal to cur_loc,
2254 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2255 end, don't set it to something else, just call variable_was_changed.
2256 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2257 loc being removed, clear cur_loc and set cur_loc_changed.
2258 Set cur_loc_changed if all locations have been removed.
2259 (struct expand_loc_callback_data): New type.
2260 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2261 allocated. Always create SUBREGs if simplify_subreg failed.
2262 Prefer to use cur_loc, when that fails and still in
2263 changed_variables (and seen first time) recompute it. Set
2264 cur_loc_changed of variables which had to change cur_loc and
2265 compute elcd->cur_loc_changed if any of the subexpressions used
2266 had to change cur_loc.
2267 (vt_expand_loc): Adjust to pass arguments in
2268 expand_loc_callback_data structure.
2269 (vt_expand_loc_dummy): New function.
2270 (emitted_notes): New variable.
2271 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2272 that weren't used for any other decl in current
2273 emit_notes_for_changes call call vt_expand_loc_dummy to update
2274 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2275 first loc_chain location if NULL before. Always use just
2276 cur_loc instead of first loc_chain location. When cur_loc_changed
2277 is false, when not --enable-checking=rtl just don't emit any note.
2278 When rtl checking, compute the note and assert it is the same
2279 as previous note. Clear cur_loc_changed and in_changed_variables
2280 at the end before removing from changed_variables.
2281 (check_changed_vars_3): New function.
2282 (emit_notes_for_changes): Traverse changed_vars to call
2283 check_changed_vars_3 on each changed var.
2284 (emit_notes_for_differences_1): Clear cur_loc_changed and
2285 in_changed_variables. Recompute cur_loc of new_var.
2286 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2287 (vt_emit_notes): Initialize and destroy emitted_notes.
2289 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2291 PR rtl-optimization/42220
2292 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2293 Use verify_reg_tracked to determine if we should use OP_OUT rather
2295 (build_def_use): If we see an in-out operand for a register that we
2296 know nothing about, treat is an output if possible, fail the block if
2299 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2302 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2305 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2308 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2309 uses of relevant DEFs that are dead outside the loop too.
2311 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2313 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2315 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2317 * var-tracking.c (values_to_unmark): New variable.
2318 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2319 values_to_unmark vector. Moved body to...
2320 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2321 instead queue it into values_to_unmark vector.
2322 (vt_find_locations): Free values_to_unmark vector.
2324 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2326 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2327 (site.exp): Export them when plugins are enabled.
2329 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2332 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2334 (chrec_fold_multiply): Same.
2336 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2339 * c-decl.c (build_compound_literal): Return early if init is
2342 2010-03-04 Martin Jambor <mjambor@suse.cz>
2344 PR tree-optimization/43164
2345 PR tree-optimization/43191
2346 * tree-sra.c (type_consists_of_records_p): Reject records with
2347 zero-size bit-fields at the end.
2349 2010-03-04 Mike Stump <mikestump@comcast.net>
2351 * Makefile.in (TAGS): Remove *.y.
2353 2010-03-04 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/40761
2356 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2358 (my_rev_post_order_compute): New function.
2359 (init_pre): Call it.
2361 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2364 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2365 decrease the cost of an IV candidate when the cost is infinite.
2367 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2369 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2370 Use '3DNow!' for the extension of that name, ensure normal space
2372 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2374 2010-03-03 Jeff Law <law@redhat.com>
2376 * PR middle-end/32693
2377 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2378 than gen_rtx_SUBREG.
2379 (extract_bit_field_1): Likewise.
2381 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2383 * doc/sourcebuild.texi (Test directives): Document that arguments
2384 include-opts and exclude-opts are now optional for dg-skip-if,
2385 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2387 2010-03-03 Jason Merrill <jason@redhat.com>
2390 * cgraph.h (varpool_node): Add extra_name field.
2391 * varpool.c (varpool_extra_name_alias): New.
2392 (varpool_assemble_decl): Emit extra name aliases.
2393 (varpool_mark_needed_node): Look past an extra name alias.
2394 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2395 * lto-streamer-in.c (lto_input_tree): Read it.
2396 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2398 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2400 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2401 (sparc*-*-solaris2*): ...this.
2403 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2406 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2407 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2408 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2409 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2412 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2413 fallthrough to default handling, just with want_address 0 instead of 2.
2414 For single element lists, add_AT_loc directly, otherwise create an
2415 artificial variable DIE and stick location list to it.
2418 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2419 (VAL_EXPR_HAS_REVERSE): Define.
2420 (reverse_op): New function.
2421 (add_stores): For reversible operations add an extra MO_VAL_USE.
2423 2010-03-02 Jason Merrill <jason@redhat.com>
2425 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2427 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2429 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2430 (sparc64-*-linux*): Likewise.
2431 (sparc64-*-solaris2*): Include assembler files before linker ones.
2432 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2433 * config/sparc/gas.h: Delete.
2434 * config/sparc/sol2-64.h: Add copyright notice.
2435 * config/sparc/sol2-gas-bi.h: Likewise.
2436 * config/sparc/sol2-gld.h: Likewise.
2437 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2438 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2439 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2440 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2441 (sparc_elf_asm_named_section): Rename into...
2442 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2444 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2446 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2448 2010-03-02 Jeff Law <law@redhat.com>
2451 * reload1.c (rtx_p, substitute_stack): Declare.
2452 (substitute): Record addresses of changed rtxs.
2453 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2454 Restore the original rtx when complete.
2455 (reload): Free subsitute_stack when complete.
2457 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2459 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2460 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2462 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2463 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2464 Torture Tests): Change from subsection to section.
2466 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2467 Steven Bosscher <steven@gcc.gnu.org>
2469 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2472 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2475 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2476 the assignment from the new induction variable to the assignment
2477 of the value from the original loop PHI function.
2479 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2480 Daniel Jacobowitz <dan@codesourcery.com>
2482 * doc/sourcebuild.texi (Test directives): Clarify options to
2485 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2487 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2488 Disable cfi directives unless GCC and gas agree on using read-only
2489 .eh_frame sections for 64-bit.
2490 * configure: Regenerate.
2492 2010-03-01 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/43220
2495 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2496 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2498 2010-03-01 Richard Guenther <rguenther@suse.de>
2499 Martin Jambor <mjambor@suse.cz>
2502 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2503 gimplified parameters.
2505 2010-03-01 Christian Bruel <christian.bruel@st.com>
2507 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2509 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2511 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2513 2010-03-01 Richard Guenther <rguenther@suse.de>
2516 * expr.c (expand_assignment): Use the alias-oracle to tell
2517 if the rhs aliases the result decl.
2519 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2522 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2523 to sol_gt_pch_get_address.
2524 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2525 64-bit, SPARC and x86.
2526 (sol_gt_pch_get_address): New function.
2528 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2530 * toplev.h (inform_n, error_n): Declare.
2531 * diagnostic.c (inform_n, error_n): New function.
2533 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2535 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2536 has no rtl yet when processing local_decls, queue it and recheck
2537 if deferred stack allocation hasn't assigned it rtl.
2539 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2541 * config/sh/sh.c (unspec_bbr_uid): New.
2542 (gen_block_redirect): Use it instead of INSN_UID.
2543 (gen_far_branch): Likewise.
2545 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2548 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2550 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2552 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2553 (Warning Options): -Wno-conversion-null is valid for
2554 Objective-C++ as well.
2555 * doc/tm.texi (Named Address Spaces): Likewise.
2556 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2557 * doc/tree-ssa.texi (Tree SSA): Likewise.
2559 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2562 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2563 by default. Don't set the default arch for
2564 i[34567]86-*-darwin*|x86_64-*-darwin*.
2566 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2569 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2570 default. Set the default 32bit/64bit archs with $with_arch
2571 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2573 2010-02-27 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/43186
2576 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2577 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2578 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2579 unroller iterations.
2581 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2583 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2584 required and i[34567]86-*-* targets don't support 64bit ISA.
2586 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2589 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2592 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2594 * config.gcc: Set the default arch at least to Prescott for
2595 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2596 if SSE math is enabled.
2598 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2600 * diagnostic.c (diagnostic_initialize): Update.
2601 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2603 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2604 (diagnostic_inhibit_notes): New.
2605 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2607 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2610 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2611 * doc/standards.texi: Likewise.
2612 * doc/extend.texi: Likewise.
2613 * doc/trouble.texi: Likewise.
2614 * doc/cppopts.texi: Likewise.
2615 * doc/install.texi: Likewise.
2616 * c.opt (std=c90,std=gnu90): New options.
2617 * c-opts.c (c_common_handle_option): Handle them.
2619 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2622 * c-decl.c (undeclared_variable): Use an informative note.
2624 2010-02-26 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/43186
2627 * gimple.h (gimple_fold): Remove.
2628 * gimple.c (gimple_fold): Remove. Inline into single user ...
2629 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2630 Try harder for conditions.
2632 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2635 * function.c (used_types_insert): Don't skip through named pointer
2636 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2637 and it is different from the main variant's type.
2639 2010-02-26 Nick Clifton <nickc@redhat.com>
2641 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2643 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2645 * config.gcc: Support --with-fpmath=sse for x86.
2647 * config/i386/ssemath.h: New.
2649 * doc/install.texi (--with-fpmath=sse): Documented.
2651 2010-02-26 Richard Guenther <rguenther@suse.de>
2653 PR tree-optimization/43188
2654 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2655 vector types of over-aligned element type.
2657 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2661 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2663 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2665 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2667 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2669 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2670 * var-tracking.c: Include diagnostic.h.
2671 (debug_dv): New function.
2672 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2675 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2676 (add_value_chain, add_value_chains, remove_value_chain,
2677 remove_value_chains): Handle DEBUG_EXPRs.
2678 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2681 * regcprop.c (struct queued_debug_insn_change): New type.
2682 (struct value_data_entry): Add debug_insn_changes field.
2683 (struct value_data): Add n_debug_insn_changes field.
2684 (debug_insn_changes_pool): New variable.
2685 (free_debug_insn_changes, apply_debug_insn_changes,
2686 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2687 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2688 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2690 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2692 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2693 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2694 changes, call cprop_find_used_regs via note_stores.
2695 (copyprop_hardreg_forward): When copying vd from predecessor
2696 which has any queued DEBUG_INSN changes, make sure the pointers are
2697 cleared. At the end call df_analyze and then if there are any
2698 DEBUG_INSN changes queued at the end of some basic block for still
2699 live registers, apply them.
2700 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2702 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2704 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2707 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2709 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2710 targets. Set the default with_cpu/with_arch from arch/cpu.
2711 Allow x86-64 and native for with_cpu/with_arch.
2713 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2715 * ebitmap.c: Change calls to verify_popcount with calls to
2716 sbitmap_verify_popcount.
2717 (ebitmap_clear_bit): Fixed map->cacheindex test and
2718 map>cache update when bit clearing results in an empty
2721 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2724 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2725 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2726 and support both V2DF and V2DI modes.
2727 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2728 support both V2DF and V2DI modes.
2729 (general): Delete trailing whitespace from a few patterns.
2731 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2732 V2DF/V2DI interleave high/low builtins.
2734 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2737 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2738 interleave high/low functions.
2740 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2742 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2743 #pragma extern_prefix.
2745 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2748 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2749 BLKmode, assert op0 is a MEM and just adjust its mode.
2752 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2753 if bitpos isn't multiple of mode's bitsize.
2755 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2757 * c.opt (-ftemplate-depth=): New.
2758 (-ftemplate-depth-): Deprecate.
2759 * optc-gen.awk: Handle -ftemplate-depth=.
2760 * opth-gen.awk: Likewise.
2761 * c-opts.c (c_common_handle_option): Likewise.
2762 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2764 2010-02-24 Jason Merrill <jason@redhat.com>
2766 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2768 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2770 * cfg.c (alloc_aux_for_block): Remove inline.
2771 (alloc_aux_for_edge): Likewise.
2773 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2775 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2777 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2779 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2780 * config/i386/sol2-gas.h: New file.
2781 * config.gcc (i[34567]86-*-solaris2*): Use it.
2783 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2786 * c-typeck.c (ep_convert_and_check): New.
2787 (build_conditional_expr): Use it.
2788 (build_binary_op): Likewise.
2790 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2792 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2795 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2796 bounds even for -O+.
2797 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2798 expr needs to have DECL_NAME set.
2800 2010-02-24 Nick Clifton <nickc@redhat.com>
2802 * config/mep/mep.c: Include gimple.h.
2803 (mep_function_uses_sp): Delete unused function.
2804 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2805 parameters. Use unsigned integers to count args. Return a
2806 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2808 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2811 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2812 greater or equal to nelt instead of 2 * nelt.
2813 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2816 2010-02-23 Jason Merrill <jason@redhat.com>
2819 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2820 in cfun->local_decls even if they have register types.
2823 * stor-layout.c (place_field): Don't warn about unnecessary
2824 DECL_PACKED if the type is packed.
2826 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2829 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2830 GOTOFF relocs, even when the base reg isn't pic pointer.
2832 2010-02-23 Michael Matz <matz@suse.de>
2835 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2836 (expand_gimple_basic_block): Generate and use debug temps if there
2837 are debug uses left after the last real use of TERed ssa names.
2838 Unlink debug immediate uses when they are expanded.
2840 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2843 * config/i386/i386.c (override_options): Reorganise to provide
2844 better error messages.
2846 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2849 * graphite-scop-detection.c (create_single_exit_edge): Move
2850 the call to find_single_exit_edge to....
2851 (create_sese_edges): ...here. Don't handle multiple edges
2852 exiting the function.
2853 (build_graphite_scops): Don't handle multiple edges
2854 exiting the function.
2856 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2859 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2860 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2862 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2865 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2867 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2870 * c-typeck.c (convert_arguments): Print declaration location.
2871 * c-common.c (validate_nargs): Rename as
2872 builtin_function_validate_nargs.
2873 (check_builtin_function_arguments): Update.
2875 2010-02-22 Richard Guenther <rguenther@suse.de>
2878 * tree-inline.c (declare_return_variable): Use the type of
2879 the call stmt lhs if available.
2881 2010-02-22 Duncan Sands <baldrick@free.fr>
2883 * passes.c (register_pass): Always consider all pass lists when
2884 ref_pass_instance_number is zero.
2886 2010-02-22 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/42749
2889 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2890 parameter. Do arithmetic in the original type.
2891 (update_accumulator_with_ops): Likewise.
2892 (adjust_accumulator_values): Adjust.
2894 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2896 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2897 (QI to BLKmode splitter): New splitter.
2899 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2902 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2904 2010-02-22 Richard Guenther <rguenther@suse.de>
2906 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2908 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2910 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2911 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2912 ($(T)crti.o, $(T)crtn.o): Remove rules.
2914 2010-02-21 Tobias Burnus <burnus@net-b.de>
2917 * doc/invoke.texi (-fassociative-math): Document that this
2918 option is automatically enabled for Fortran.
2920 2010-02-20 David S. Miller <davem@davemloft.net>
2922 * configure.ac: Test if linker and assembler properly support
2923 GOTDATA_OP relocations.
2924 * configure: Rebuild.
2925 * config.in: Likewise.
2926 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2927 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2928 (movsi_high_pic): Likewise.
2929 (movdi_lo_sum_pic): Likewise.
2930 (movdi_high_pic): Likewise.
2931 (movsi_pic_gotdata_op): New pattern.
2932 (movdi_pic_gotdata_op): Likewise.
2933 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2934 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2936 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2940 attribute to ssemul.
2941 (xop_mulv2div2di3_high): Ditto.
2943 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2946 * c.opt (Wconversion-null): New option.
2947 * doc/invoke.texi (Wconversion-null): Document.
2949 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2951 * common.opt (Wlarger-than-): Add Undocumented.
2953 2010-02-19 Mike Stump <mikestump@comcast.net>
2955 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2957 2010-02-19 Jason Merrill <jason@redhat.com>
2960 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2961 * configure: Likewise.
2963 2010-02-20 Alan Modra <amodra@gmail.com>
2966 * cgraph.h (cgraph_make_decl_local): Declare.
2967 * cgraph.c (cgraph_make_decl_local): New function.
2968 (cgraph_make_node_local): Use it.
2969 * cgraphunit.c (cgraph_function_versioning): Likewise.
2970 * ipa.c (function_and_variable_visibility): Likewise.
2972 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2975 * except.c (sjlj_emit_function_enter): Don't call
2976 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2978 * rtl.h (add_reg_br_prob_note): Remove prototype.
2980 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2983 * c-common.c (conversion_warning): Remove widening conversions
2984 before checking the conversion of integers to reals.
2986 2010-02-19 Mike Stump <mikestump@comcast.net>
2989 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2992 * cgraphunit.c (process_function_and_variable_attributes): Check
2993 DECL_PRESERVE_P instead of looking up attribute "used".
2994 * ipa-pure-const.c (check_decl): Likewise.
2995 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2996 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2997 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2998 instead of attribute "used".
2999 * config/sol2-c.c (solaris_pragma_init): Likewise.
3000 (solaris_pragma_fini): Likewise.
3002 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3004 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3005 Use XCNEW instead of xcalloc.
3006 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3007 XNEW instead of xmalloc.
3008 (get_fields): Use XNEWVEC instead of xmalloc.
3011 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3012 populate vars array.
3013 (create_new_general_access): For debug stmts just reset value.
3014 (get_stmt_accesses): For accesses within debug stmts just record them
3015 using add_access_to_acc_sites instead of preventing the peeling or
3016 counting them as accesses.
3019 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3021 2010-02-19 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/42916
3024 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3027 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3029 * configure.ac: Replace all uses of changequote in macro arguments
3030 with proper quoting.
3032 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3035 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3037 2010-02-19 Richard Guenther <rguenther@suse.de>
3039 PR tree-optimization/42944
3040 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3041 test for aliasing with errno.
3043 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3046 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3047 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3048 * dojump.c: Include output.h.
3049 (inv): New inline function.
3050 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3051 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3052 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3053 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3054 argument, pass it down to other calls.
3055 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3056 add REG_BR_PROB note to the conditional jump.
3057 * cfgexpand.c (add_reg_br_prob_note): Removed.
3058 (expand_gimple_cond): Don't call it, add the probability
3059 as last argument to jumpif_1/jumpifnot_1.
3060 * Makefile.in (dojump.o): Depend on output.h.
3061 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3063 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3064 * stmt.c (do_jump_if_equal): Likewise.
3065 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3066 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3067 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3069 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3070 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3071 jumpifnot_1 callers.
3072 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3074 (store_expr): Adjust jumpifnot caller.
3075 (store_constructor): Adjust jumpif caller.
3078 * gimplify.c (gimple_boolify): For __builtin_expect call
3079 gimple_boolify also on its first argument.
3081 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3083 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3085 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3086 * configure: Regenerated.
3088 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3090 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3091 lang_hooks.types_compatible_p instead of comptypes.
3093 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3095 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3096 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3097 if __prefer_thumb__ is defined.
3099 2010-02-18 Martin Jambor <mjambor@suse.cz>
3101 PR tree-optimization/43066
3102 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3103 array with zero-sized element type.
3105 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3107 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3108 rtx, allocate struct var_loc_node here and return it to the
3109 caller, and only if it is actually needed.
3110 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3111 move it earlier and return immediately if it returns NULL.
3113 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3115 * config/sparc/gas.h: New file. Restore
3116 TARGET_ASM_NAMED_SECTION to its ELF default.
3117 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3119 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3120 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3121 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3122 after sparc/sysv4.h.
3124 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3126 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3128 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3130 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3131 patterns from predicated pattern.
3133 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3137 for insn mnemonic suffix.
3139 2010-02-17 Richard Guenther <rguenther@suse.de>
3141 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3144 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3147 * caller-save.c (save_call_clobbered_regs): If BB ends with
3148 a DEBUG_INSN, move any notes in between last real insn and the last
3149 DEBUG_INSN after the last DEBUG_INSN.
3151 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3153 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3154 Fix return type. Fix argument type. Explain meaning of return value.
3156 2010-02-16 Richard Guenther <rguenther@suse.de>
3158 PR tree-optimization/41043
3159 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3160 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3162 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3164 2010-02-16 Ira Rosen <irar@il.ibm.com>
3166 PR tree-optimization/43074
3167 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3168 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3169 vectorizable cycles in hybrid SLP check.
3170 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3172 2010-02-16 Richard Guenther <rguenther@suse.de>
3174 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3175 (true_dependence): If memrefs_conflict_p computes must-alias
3176 trust it. Move TBAA check after offset-based disambiguation.
3177 (canon_true_dependence): Likewise.
3179 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3181 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3182 * doc/invoke.texi: Document it.
3183 * var-tracking.c: Include toplev.h and params.h.
3184 (vt_find_locations): Return bool indicating success. Compute
3185 hash sizes unconditionally. Check new parameter, report.
3186 (variable_tracking_main_1): Check vt_find_locations results and
3187 retry. Renamed from...
3188 (variable_tracking_main): ... this. New wrapper to preserve
3189 flag_var_tracking_assignments.
3190 * Makefile.in (var-tracking.o): Adjust dependencies.
3192 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3193 Jakub Jelinek <jakub@redhat.com>
3196 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3197 if weak_import attribute is present.
3198 * config/darwin.c (machopic_select_section): Likewise.
3200 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3202 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3203 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3204 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3205 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3207 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3209 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3212 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3213 Rewrite text to refer to the names.
3215 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3217 * config/i386/i386-builtin-types.def
3218 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3219 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3220 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3221 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3222 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3223 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3224 IX86_BUILTIN_VPERMIL2PS256.
3225 (MULTI_ARG_4_DF2_DI_I): Defined.
3226 (MULTI_ARG_4_DF2_DI_I1): Defined.
3227 (MULTI_ARG_4_SF2_SI_I): Defined.
3228 (MULTI_ARG_4_SF2_SI_I1): Defined.
3229 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3230 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3231 __builtin_ia32_vpermil2ps256.
3232 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3233 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3234 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3235 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3236 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3237 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3238 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3239 CODE_FOR_xop_vpermil2v8sf3.
3240 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3241 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3242 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3243 (_mm256_permute2_pd): New.
3244 (_mm_permute2_ps): New.
3245 (_mm256_permute2_ps): New.
3247 2010-02-15 Nick Clifton <nickc@redhat.com>
3249 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
3250 boolean parameters. Use emit_jump_insn when emitting a pop
3251 instruction containing a return insn.
3252 (push): Use 'true' rather than '1' as second parameter to F.
3253 (h8300_expand_prologue): Likewise.
3254 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3255 (h8300_expand_epilogue): Likewise.
3257 2010-02-15 Richard Guenther <rguenther@suse.de>
3260 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3263 2010-02-15 Nick Clifton <nickc@redhat.com>
3265 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3268 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3270 * intl.c (fake_ngettext): New function.
3271 * intl.h (fake_ngettext): Declare.
3272 (ngettext): Define macro.
3273 * collect2.c (notice_translated): New function.
3274 (main): Use notice_translated and ngettext.
3275 * collect2.h (notice_translated): Declare.
3277 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3279 * reorg.c (delete_computation): Comment fixes.
3280 * caller-save.c (setup_save_areas): Idem.
3281 * sel-sched-dump.c (dump_lv_set): Idem.
3284 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3286 * config/s390/s390.c (s390_sched_init): New function.
3287 (TARGET_SCHED_INIT): Target hook defined.
3289 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3290 Jack Howarth <howarth@bromo.med.uc.edu>
3291 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3294 Partial revert of unintended change in fix for PR41605.
3295 * config/darwin.h: Fix typo.
3296 * config/darwin9.h: Same.
3298 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3300 * c-pch.c (pch_init): Clear v.
3302 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3305 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3306 graphite_can_represent_init for MULT_EXPR.
3308 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3312 * graphite-sese-to-poly.c (remove_phi): New.
3313 (translate_scalar_reduction_to_array): Call remove_phi.
3315 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3318 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3319 * graphite-clast-to-gimple.h (gloog): Update declaration.
3320 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3321 * graphite-poly.h (struct poly_bb): Add missing comments.
3322 (struct scop): Add poly_scop_p field.
3324 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3325 * graphite.c (graphite_transform_loops): Build the polyhedral
3326 representation for each scop before code generation.
3327 * sese.c (rename_variables_in_operand): Removed.
3328 (rename_variables_in_expr): Return the renamed expression.
3329 (rename_sese_parameters): New.
3330 * sese.h (rename_sese_parameters): Declared.
3332 2010-02-11 Richard Guenther <rguenther@suse.de>
3334 PR tree-optimization/42998
3335 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3336 POINTER_PLUS_EXPR properly.
3338 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3339 Changpeng Fang <changpeng.fang@amd.com>
3342 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3343 the cost of an IV candidate when the IV is used in a test against zero.
3345 * gcc.dg/tree-ssa/ivopts-3.c: New.
3347 2010-02-11 Richard Guenther <rguenther@suse.de>
3350 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3351 pointer-vs-decl case by swapping refs. Handle some cases
3352 of pointer-vs-decl disambiguations more conservatively.
3353 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3354 to false after expanding.
3356 2010-02-11 Richard Guenther <rguenther@suse.de>
3359 * gcc.c (process_command): Handle LTO file@offset case more
3362 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3364 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3365 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3367 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3369 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3370 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3371 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3372 Optimize eq/ne comparisons when both arguments are known to be
3374 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3375 Don't mask operands unnecessarily if they are known to be already
3378 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3380 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3383 2010-02-10 Richard Guenther <rguenther@suse.de>
3385 PR tree-optimization/43017
3386 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3387 for wrapping signed arithmetic.
3389 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3392 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3393 if no debug info should be emitted for it.
3395 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3397 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3398 note when flag_exceptions is set.
3400 2010-02-10 Duncan Sands <baldrick@free.fr>
3402 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3404 2010-02-10 Richard Guenther <rguenther@suse.de>
3407 * tree.c (get_unwidened): Handle constants.
3408 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3410 2010-02-10 Martin Jambor <mjambor@suse.cz>
3413 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3414 check for variable argument counts independently.
3416 2010-02-10 Christian Bruel <christian.bruel@st.com>
3419 * config/sh/sh.c (find_barrier): Increase length for non delayed
3420 conditional branches.
3422 2010-02-10 Christian Bruel <christian.bruel@st.com>
3424 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3426 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3428 * builtins.c (set_builtin_user_assembler_name): Also handle
3429 ffs if int is smaller than word.
3431 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3434 * ira-conflicts.c (get_dup): Remove.
3435 (process_reg_shuffles): Add new parameter. Use it as an
3436 additional guard for copy generation.
3437 (add_insn_allocno_copies): Rewrite.
3439 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3441 * common.opt (fsched2-use-traces): Preserved for backward
3443 * doc/invoke.texi: Remove the documentation about option
3444 -fsched2-use-traces.
3445 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3446 flag_sched2_use_traces.
3447 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3448 the backward compatibility flag section.
3450 2010-02-09 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/43008
3453 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3454 make HEAP variables initialized from global memory if they
3455 are not known builtin functions.
3456 (find_func_aliases): Adjust.
3458 2010-02-09 Richard Guenther <rguenther@suse.de>
3460 PR tree-optimization/43000
3461 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3462 arithmetic manually.
3464 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3466 PR tree-optimization/42931
3467 * tree-loop-linear.c (try_interchange_loops): Don't call
3468 double_int_mul if estimated_loop_iterations failed.
3470 2010-02-08 Martin Jambor <mjambor@suse.cz>
3473 * tree-sra.c (build_accesses_from_assign): Do not mark in
3474 should_scalarize_away_bitmap if stmt has volatile ops.
3475 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3478 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3480 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3482 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3484 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3487 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3490 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3492 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3495 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3496 to unknown_dependence.
3497 (graphite_legal_transform_dr): Handle the unknown_dependence.
3498 (graphite_carried_dependence_level_k): Same.
3500 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3502 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3504 2010-02-07 Richard Guenther <rguenther@suse.de>
3507 * expr.c (get_inner_reference): Always initialize *pbitsize.
3509 2010-02-07 Richard Guenther <rguenther@suse.de>
3512 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3513 new ARRAY_REFs on variable size element or minimal index arrays.
3515 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3516 gimple_fold_indirect_ref.
3518 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3521 * arm.c (arm_override_options): Just return if the user has specified
3522 an invalid fpu name.
3524 2010-02-03 Jason Merrill <jason@redhat.com>
3527 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3528 i386_pe_maybe_record_exported_symbol.
3530 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3533 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3534 (pa_delegitimize_address): New function.
3536 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3538 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3539 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3541 2010-02-05 Richard Guenther <rguenther@suse.de>
3544 * lto-streamer-in.c (get_resolution): Deal with references
3545 to undefined functions.
3547 2010-02-05 Richard Guenther <rguenther@suse.de>
3549 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3550 (fold_const_aggregate_ref): Likewise.
3551 (ccp_fold_stmt): Substitute loads.
3552 (maybe_fold_reference): Verify types before substituting.
3554 (fold_gimple_assign): Unshare properly.
3555 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3557 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3559 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3560 for rs6000_gen_cell_microcode.
3562 2010-02-04 Richard Guenther <rguenther@suse.de>
3564 PR rtl-optimization/42952
3565 * dse.c (const_or_frame_p): Remove MEM handling.
3567 2010-02-04 Nick Clifton <nickc@redhat.com>
3569 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3570 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3571 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3572 (mn10300_asm_output_mi_thunk): New function.
3573 (mn10300_can_output_mu_thunk): New function.
3574 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3575 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3576 (FUNCTION_ARG): Delete incorrect comment.
3578 2010-02-03 Jason Merrill <jason@redhat.com>
3581 * fold-const.c (operand_equal_p): Handle erroneous types.
3583 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3585 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3587 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3589 PR rtl-optimization/42941
3590 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3593 2010-02-03 Jason Merrill <jason@redhat.com>
3596 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3598 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3601 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3602 (cselib_reset_table): Renamed from...
3603 (cselib_reset_table_with_next_value): ... this.
3604 (cselib_get_next_uid): Renamed from...
3605 (cselib_get_next_unknown_value): ... this.
3606 * cselib.c (next_uid): Renamed from...
3607 (next_unknown_value): ... this.
3608 (cselib_clear_table): Adjust.
3609 (cselib_reset_table): Adjust. Renamed from...
3610 (cselib_reset_table_with_next_value): ... this.
3611 (cselib_get_next_uid): Adjust. Renamed from...
3612 (cselib_get_next_unknown_value): ... this.
3613 (get_value_hash): Use hash.
3614 (cselib_hash_rtx): Likewise.
3615 (new_cselib_val): Adjust. Set and dump uid.
3616 (cselib_lookup_mem): Pass next_uid as hash.
3617 (cselib_subst_to_values): Likewise.
3618 (cselib_log_lookup): Dump uid.
3619 (cselib_lookup): Pass next_uid as hash. Adjust.
3620 (cselib_process_insn): Adjust.
3621 (cselib_init): Initialize next_uid.
3622 (cselib_finish): Adjust.
3623 (dump_cselib_table): Likewise.
3624 * dse.c (canon_address): Dump value uid.
3625 * print-rtl.c (print_rtx): Print value uid.
3626 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3628 (dv_uid): New function, sort of renamed from...
3629 (dv_htab_hash): ... this, reimplemented in terms of it and...
3630 (dv_uid2hash): ... this. New.
3631 (variable_htab_eq): Drop excess assertions.
3632 (tie_break_pointers): Removed.
3633 (canon_value_cmp): Compare uids.
3634 (variable_post_merge_New_vals): Print uids.
3635 (vt_add_function_parameters): Adjust.
3636 (vt_initialize): Reset table. Adjust.
3638 2010-02-03 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/42944
3641 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3642 (call_may_clobber_ref_p_1): Likewise. Properly handle
3643 malloc and calloc clobbering errno.
3645 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3647 * doc/invoke.texi: Fix name of sched1 dump.
3649 * opts.c (decode_options): Set flag_tree_switch_conversion
3650 only conditionally on optimize >= 2.
3652 * gcse.c: Assorted comment fixes in pass description.
3654 2010-02-03 Anthony Green <green@moxielogic.com>
3656 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3657 nop padding in order to maintain alignment of storage location of
3658 target function address.
3659 (moxie_trampoline_init): Store target function address at newly
3661 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3663 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3665 2010-02-03 Richard Guenther <rguenther@suse.de>
3668 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3670 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3672 * config.gcc: Reenable check for obsolete targets.
3673 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3674 mips-sgi-irix6.[0-4]*.
3676 2010-02-02 Nick Clifton <nickc@redhat.com>
3678 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3679 constant size of 4 as being the same as 0.
3680 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3681 can take values in the range 0..4.
3683 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3686 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3687 as _darwin10_Unwind_FindEnclosingFunction().
3688 * libgcc-libsystem.ver: New.
3690 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3693 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3694 implicitly set registers.
3696 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3698 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3699 (arm_override_options): Allow automatic selection of the thread
3700 pointer register if thumb2.
3701 (legitimize_pic_address): Improve code sequences for Thumb2.
3702 (arm_call_tls_get_addr): Likewise.
3703 (legitimize_tls_address): Likewise.
3704 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3705 (pic_load_addr_32bit): ... this. New named pattern.
3706 * thumb2.md (pic_load_addr_thumb2): Delete.
3707 (pic_load_dot_plus_four): Delete.
3708 (tls_load_dot_plus_four): New named pattern.
3710 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3713 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3714 Document fix for TLS bug.
3716 2010-01-31 Richard Guenther <rguenther@suse.de>
3718 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3719 conservatively correct.
3721 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3725 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3727 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3729 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3731 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3733 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3735 * config.gcc: Adjust order of makefile fragments for mingw targets.
3737 2010-01-31 Richard Guenther <rguenther@suse.de>
3740 * gimplify.c (gimplify_init_constructor): For volatile LHS
3741 initialize a temporary.
3743 2010-01-31 Matthias Klose <doko@ubuntu.com>
3745 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3747 * configure: Regenerate.
3749 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3751 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3752 the same alias set and their sizes different constantness.
3753 (aliasing_component_refs_p): Revert 2009-10-24 change.
3755 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3757 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3760 2010-01-29 Richard Guenther <rguenther@suse.de>
3762 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3763 Assert we successfully updated the call.
3765 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3767 PR rtl-optimization/42889
3768 * df.h (df_set_bb_dirty_nonlr): New prototype.
3769 * df-core.c (df_set_bb_dirty_nonlr): New function.
3770 * df-scan.c (df_insn_rescan): Call it instead of
3771 df_set_bb_dirty for DEBUG_INSNs.
3773 2010-01-29 Richard Guenther <rguenther@suse.de>
3776 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3777 quadratic behavior in most cases.
3779 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3783 in the call to gen_x86_movsicc_0_m1.
3785 2010-01-28 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/42871
3788 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3790 2010-01-28 Richard Guenther <rguenther@suse.de>
3792 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3793 into call arguments.
3795 2010-01-28 Richard Guenther <rguenther@suse.de>
3798 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3799 the forwarder if the destination is an EH landing pad.
3801 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3803 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3804 block list passed to gimple_duplicate_sese_tail.
3805 (parallelize_loops): Avoid parallelization when the function
3807 Avoid parallelization when the preheader is IRREDUCIBLE.
3808 Try to optimize when estimated_loop_iterations_int is unresolved.
3809 Add the loop's location to the dump file.
3810 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3811 (gimple_duplicate_sese_tail): Remove the check for the latch.
3812 Redirect nexits to the exit block.
3813 Remove handling of the incoming edges to the latch.
3814 Redirect the backedge from the copied latch to the exit bb.
3816 2010-01-28 Michael Matz <matz@suse.de>
3819 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3820 Wrap force_reg into a sequence, emit it before user.
3822 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3824 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3826 (arm_legacy_rev): Likewise.
3827 (thumb_legacy_rev): Likewise.
3829 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3831 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3832 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3833 on MEM's address failed, try avoid_constant_pool_reference and
3834 recurse if it returned something different.
3835 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3836 address, try avoid_constant_pool_reference and recurse if it
3837 returned something different.
3838 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3839 address and avoid_constant_pool_reference returned something
3840 different, don't set have_address.
3842 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3845 * var-tracking.c (val_store): Add modified argument, obey it.
3847 (count_uses): Move down logging of main.
3848 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3849 don't need resolution.
3850 (emit_notes_in_bb): Likewise.
3852 2010-01-27 Richard Guenther <rguenther@suse.de>
3855 * tree-inline.c (remap_decl): Delay remapping of SSA name
3856 default definitions until we need them.
3858 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3860 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3861 (rs6000_delegitimize_address): New function.
3863 * config/s390/s390.c (s390_delegitimize_address): Call
3864 delegitimize_mem_from_attrs.
3867 * tree-inline.c (cannot_copy_type_1): Removed.
3868 (copy_forbidden): Don't forbid copying of functions containing
3869 records/unions with variable length fields.
3871 2010-01-27 Christian Bruel <christian.bruel@st.com>
3875 * config/sh/sh.c (find_barrier): Increase length for non delayed
3876 conditional branches.
3878 2010-01-27 Matthias Klose <doko@ubuntu.com>
3880 * configure.ac (gnu-unique-object): Fix ldd version check.
3881 * configure: Regenerate.
3883 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3885 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3887 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3888 Test for HAVE_GNU_AS value.
3890 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3892 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3893 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3894 INT64_TYPE): Define.
3895 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3896 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3897 INT_LEAST64_TYPE): Define.
3898 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3899 UINT_LEAST64_TYPE): Define.
3900 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3901 INT_FAST64_TYPE): Define.
3902 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3903 UINT_FAST64_TYPE): Define.
3904 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3905 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3906 (SIG_ATOMIC_TYPE): Define.
3908 2010-01-26 Richard Guenther <rguenther@suse.de>
3910 * df-scan.c (df_scan_set_bb_info): Remove assert.
3911 (df_insn_rescan_debug_internal): Merge asserts.
3912 (df_install_ref): Likewise.
3913 (df_mark_reg): Use bitmap_set_range.
3914 (df_hard_reg_used_p): Remove assert.
3915 (df_hard_reg_used_count): Likewise.
3917 2010-01-26 Richard Guenther <rguenther@suse.de>
3919 PR rtl-optimization/42685
3920 * web.c (web_main): Ignore DEBUG_INSNs.
3922 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3924 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3926 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3927 Fix types of fndecl and arglist parameters.
3929 2010-01-26 Richard Guenther <rguenther@suse.de>
3932 * tree-eh.c (unsplit_eh): Skip debug insns.
3934 2010-01-26 Richard Guenther <rguenther@suse.de>
3936 PR tree-optimization/42250
3937 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3939 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3942 * omp-low.c (expand_omp_sections): Only use single_pred if
3943 l2_bb is single_pred_p.
3945 2010-01-25 Christian Bruel <christian.bruel@st.com>
3948 * config/sh/sh.c (find_barrier): Increase length for non delayed
3949 conditional branches.
3950 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3952 2010-01-24 David S. Miller <davem@davemloft.net>
3954 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3955 define if not using GAS.
3956 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3957 Likewise. Delete SECTION_MERGE code, which is only applicable
3960 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3963 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3964 mangling of va_list in system headers.
3966 2010-01-23 Toon Moene <toon@moene.org>
3968 * tree-predcom.c (combine_chains): Return NULL, not false.
3970 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3972 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3973 initialization of variable res to agree with return type.
3975 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3977 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3978 * tree-sra.c: Add include of expr.h.
3980 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3982 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3983 insert the debug stmt on the single non-EH edge from the stmt.
3985 2010-01-22 Richard Henderson <rth@redhat.com>
3988 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3989 the RHS until after generate_subtree_copies has insertted its
3990 code before the current statement.
3992 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3994 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3996 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3998 2010-01-21 Martin Jambor <mjambor@suse.cz>
4000 PR tree-optimization/42585
4001 * tree-sra.c (struct access): New field grp_total_scalarization.
4002 (dump_access): Dump the new field.
4003 (should_scalarize_away_bitmap): New variable.
4004 (cannot_scalarize_away_bitmap): Likewise.
4005 (sra_initialize): Allocate new bitmaps.
4006 (sra_deinitialize): Free new bitmaps.
4007 (create_access_1): New function.
4008 (create_access): Parts moved to create_access_1.
4009 (type_consists_of_records_p): New function.
4010 (completely_scalarize_record): Likewise.
4011 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4012 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4013 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4015 (analyze_all_variable_accesses): Completely scalarize small eligible
4018 2010-01-21 Martin Jambor <mjambor@suse.cz>
4020 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4022 2010-01-21 Andrew Haley <aph@redhat.com>
4024 * gcc.c (process_command): Move lang_specific_driver before
4025 setting cc_libexec_prefix.
4027 2010-01-21 Richard Guenther <rguenther@suse.de>
4030 * fold-const.c (negate_expr_p): Pretend only negative
4031 real constants are easily negatable.
4033 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4034 Jason Merrill <jason@redhat.com>
4036 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4037 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4038 * calls.c (initialize argument_information): Handle it.
4039 * c-common.c (handle_transparent_union_attribute): Use new name.
4040 * c-decl.c (finish_struct): Ditto.
4041 * c-typeck.c (type_lists_compatible_p): Ditto.
4042 (convert_for_assignment): Use new name and also handle record.
4043 * function.c (aggregate_value_p): Handle it.
4044 (pass_by_reference): Ditto.
4045 (assign_parm_data_types): Ditto.
4046 * print-tree.c (print_node): Ditto.
4047 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4048 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4049 * tree.c (first_field): New fn.
4051 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4054 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4055 even when linking statically, for now.
4057 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4060 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4061 without a cselib val.
4062 (count_uses): Accept MO_VAL_SET with no val on stores.
4063 (add_stores): Likewise.
4065 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4067 * var-tracking.c (check_value_val): Add a compile time assertion.
4068 (dv_is_decl_p): Simplify.
4069 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4070 gcc_assert if ENABLE_CHECKING.
4072 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4075 * var-tracking.c: Include tree-flow.h.
4076 (mem_dies_at_call): New.
4077 (dataflow_set_preserve_mem_locs): Use it.
4078 (dataflow_set_remove_mem_locs): Likewise.
4079 (dump_var): Renamed from dump_variable. Adjust all callers.
4080 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4081 * Makefile.in (var-tracking.o): Adjust deps.
4083 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4085 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4087 2010-01-20 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/42717
4090 * tree-ssa-dce.c (get_live_post_dom): Remove.
4091 (forward_edge_to_pdom): Take an arbitrary edge to copy
4092 degenerate PHI args from.
4093 (remove_dead_stmt): Use the first post-dominator even if it
4094 does not contain live statements as redirection destination.
4096 2010-01-20 Richard Guenther <rguenther@suse.de>
4098 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4102 * sel-sched.c (create_speculation_check): Remove set but not used
4104 (try_transformation_cache): Remove set but not used variable ds.
4105 (calculate_privileged_insns): Remove set but not used variables
4106 cur_insn and min_spec_insn.
4107 (find_best_expr): Remove set but not used variable avail_n.
4108 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4110 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4112 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4113 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4116 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4119 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4120 cpu types. Add support for *-sse3 cpu types.
4121 (x86_64-*-*): Ditto.
4123 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4126 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4127 argument, call initializer_constant_valid_p_1 instead of
4128 initializer_constant_valid_p, pass CACHE to it, return NULL
4129 immediately if first call returns NULL.
4130 (initializer_constant_valid_p_1): New function.
4131 (initializer_constant_valid_p): Use it.
4133 2010-01-20 Thomas Quinot <quinot@adacore.com>
4135 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4137 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4139 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4140 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4141 (loc_list_from_tree): Don't handle unsigned division. Handle
4142 signed modulo using DW_OP_{over,over,div,mul,minus}.
4143 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4144 modulo instead of signed.
4146 2010-01-20 DJ Delorie <dj@redhat.com>
4148 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4150 (h8300_emit_stack_adjustment): Propogate it.
4152 (h8300_expand_prologue): Likewise.
4153 (h8300_expand_epilogue): Likewise.
4155 2010-01-19 Michael Matz <matz@suse.de>
4157 PR tree-optimization/41783
4158 * tree-data-ref.c (toplevel): Include flags.h.
4159 (dump_data_dependence_relation): Also dump the inputs if the
4160 result will be unknown.
4161 (split_constant_offset_1): Look through some conversions.
4162 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4163 the offset from last element is too large.
4164 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4165 (reassociate_to_the_same_stmt): Handle vector registers.
4166 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4168 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4169 wide_prolog_niters argument, emit widening instructions.
4170 (vect_do_peeling_for_alignment): Adjust caller, use widened
4171 variant of the iteration cound.
4172 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4174 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4177 * config/arm/neon-testgen.m (emit_automatics): New parameter
4178 features. Adjust for Fixed_return_reg feature.
4179 (test_intrinsic): Call emit_automatics with new feature.
4180 * config/arm/neon.ml: Update copyright years.
4181 (features): New Fixed_return_reg feature.
4182 (ops): Update feature for Vget_low.
4184 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4186 PR tree-optimization/42719
4187 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4191 * fwprop.c (all_uses_available_at): Return false if def_set dest
4192 is a REG that is used in def_insn.
4194 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4196 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4198 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4201 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4203 * target.h (struct gcc_target) <secondary_reload>: Change type
4204 of last argument to secondary_reload_info *.
4206 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4209 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4210 memory references with unaligned offsets. Remove CQImode handling.
4211 (unaligned_memory_operand): Return 1 for memory references with
4212 unaligned offsets. Remove CQImode handling.
4214 2010-01-18 Richard Guenther <rguenther@suse.de>
4217 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4220 2010-01-18 Richard Guenther <rguenther@suse.de>
4222 PR tree-optimization/42781
4223 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4224 restrict processing only if the original variable was artificial.
4226 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4228 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4229 find number of popped argument bytes.
4231 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4232 Fix the text that describes the return value for invalid insns.
4234 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4236 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4237 Clarify what 'cost of the -dependence' is. Fix quoting.
4239 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4240 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4242 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4244 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4245 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4247 2010-01-17 Richard Guenther <rguenther@suse.de>
4250 * function.c (split_complex_args): Take a VEC to modify.
4251 (assign_parms_augmented_arg_list): Build a VEC instead of
4252 a chain of PARM_DECLs.
4253 (assign_parms_unsplit_complex): Take a VEC of arguments.
4254 Do not fixup unmodified parms.
4255 (assign_parms): Deal with the VEC.
4256 (gimplify_parameters): Likewise.
4258 2010-01-17 Richard Guenther <rguenther@suse.de>
4260 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4261 node existence check.
4262 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4263 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4264 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4265 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4266 (gimple_execute_on_growing_pred): Likewise.
4268 2010-01-17 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/42773
4271 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4272 (compute_antic_aux): Likewise.
4273 (compute_partial_antic_aux): Likewise.
4275 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4278 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4281 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4283 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4286 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4287 Fix markup for strict argument.
4289 (TARGET_SCHED_REORDER2): Fix argument types.
4291 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4292 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4294 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4295 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4297 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4300 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4301 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4302 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4303 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4304 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4306 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4308 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4310 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4311 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4313 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4315 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4318 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4320 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4321 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4323 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4325 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4327 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4328 referring to it. Fix language.
4330 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4332 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4334 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4336 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4338 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4339 '@var{stream}. Remove stray 'and'.
4341 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4343 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4345 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4347 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4348 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4350 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4351 Fix description of return value.
4352 Rename argument "sz" to "len."
4354 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4355 Clarify meaning of 'true' return value.
4357 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4359 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4360 rep_mode versus mode_rep.
4362 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4364 (TARGET_BUILTIN_DECL): Fix name.
4366 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4368 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4370 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4372 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4374 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4376 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4379 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4380 Rename argument tm_fn to md_fn.
4382 (TARGET_OPTION_PRINT): Fix argument list.
4384 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4387 * config/i386/i386.c (ix86_fixup_binary_operands):
4388 Revert FMA4 fixup of operands.
4390 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4393 * Makefile.in (write_entries_to_file, install-plugin):
4394 Use \012 instead of \n with tr.
4396 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4398 * configure.ac (HAVE_AS_REF): New C macro.
4399 * configure: Regenerate.
4400 * config.in: Likewise.
4401 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4403 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4406 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4408 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4410 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4412 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4414 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4416 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4418 (TARGET_BINDS_LOCAL_P): Fix argument type.
4420 (TARGET_ASM_FILE_END): Use prototype.
4422 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4424 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4426 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4428 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4430 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4431 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4433 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4434 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4436 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4437 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4438 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4439 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4441 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4443 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4445 (TARGET_INIT_BUILTINS): Use prototype.
4447 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4448 Put 'const char *' in braces. Fix parameter types.
4449 (TARGET_INVALID_CONVERSION): Fix parameter types.
4450 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4451 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4453 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4456 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4458 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4460 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4462 * doc/tm.texi (TARGET_HELP): Fix return type.
4464 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4465 in braces. Fix argument types.
4467 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4469 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4471 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4473 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4474 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4476 (TARGET_MANGLE_TYPE): Fix argument types.
4478 (TARGET_IRA_COVER_CLASSES): Use prototype.
4480 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4482 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4484 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4486 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4488 (TARGET_CALLEE_COPIES): Fix argument types.
4490 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4492 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4494 (TARGET_FUNCTION_VALUE): Fix argument types.
4496 (TARGET_RETURN_IN_MSB): Fix argument type.
4498 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4500 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4502 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4504 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4505 agree with return type.
4507 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4509 2010-01-15 Jing Yu <jingyu@google.com>
4511 PR rtl-optimization/42691
4512 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4513 a pseudo to a constant and are merged, and adjust comments.
4515 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4517 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4519 2010-01-15 Richard Guenther <rguenther@suse.de>
4522 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4523 labels of computed or non-local gotos to the destination.
4524 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4525 landing pad label is the first label.
4527 2010-01-15 Richard Guenther <rguenther@suse.de>
4529 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4531 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4534 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4535 to allow generation of the xssqrtdp instruction on power7.
4536 (sqrtdf2_fpr): Ditto.
4538 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4541 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4542 functions with noreturn attribute.
4545 * varasm.c (declare_weak): Add weak attribute to decl if it
4546 doesn't have one already.
4547 (assemble_external): Only add decls to weak_decls if they also
4548 have weak attribute.
4550 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4552 * var-tracking.c (var_reg_delete): Don't delete the association
4553 between REGs and values or one-part variables if the register
4556 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4559 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4560 because its first operand is a non-localized variable.
4562 2010-01-14 Martin Jambor <mjambor@suse.cz>
4564 PR tree-optimization/42706
4565 * tree-sra.c (encountered_recursive_call): New variable.
4566 (encountered_unchangable_recursive_call): Likewise.
4567 (sra_initialize): Initialize both new variables.
4568 (callsite_has_enough_arguments_p): New function.
4569 (scan_function): Call decl and flags check only for IPA-SRA, check
4570 whether there is a recursive call and whether it has enough arguments.
4571 (all_callers_have_enough_arguments_p): New function.
4572 (convert_callers): Look for recursive calls only when
4573 encountered_recursive_call is set.
4574 (ipa_early_sra): Bail out either if
4575 !all_callers_have_enough_arguments_p or
4576 encountered_unchangable_recursive_call.
4578 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4580 * sel-sched.c: Add 2010 to copyright years.
4581 * sel-sched-ir.c: Likewise.
4582 * sel-sched-ir.h: Likewise.
4584 2010-01-14 Martin Jambor <mjambor@suse.cz>
4586 PR tree-optimization/42714
4587 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4588 constructors specially.
4590 2010-01-14 Andi Kleen <ak@linux.intel.com>
4592 * config/i386/drivers-i386.c (detect_caches_intel):
4593 Add l2sizekb parameter and fill in.
4594 (host_detect_local_cpu): Add l2sizekb, fill in.
4595 Add Atom small cache heuristic.
4597 2010-01-14 Andi Kleen <ak@linux.intel.com>
4599 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4600 Add level3 parameter and fill in.
4601 (detect_caches_intel): Handle level3 cache.
4603 2010-01-14 Andi Kleen <ak@linux.intel.com>
4605 * config/i386/drivers-i386.c (host_detect_local_cpu):
4606 Fix core duo detection.
4608 2010-01-14 Andi Kleen <ak@linux.intel.com>
4610 * config/i386/drivers-i386.c (host_detect_local_cpu):
4613 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4615 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4616 (rs6000_variable_issue_1): this. Use...
4617 (rs6000_variable_issue): here. Reimplement. Print debug info.
4619 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4621 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4622 sel_restore_notes. Update all callers. Call reemit_notes
4625 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4627 PR rtl-optimization/42246
4628 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4631 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4633 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4634 all successors is the same as number of successors in current region.
4636 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4638 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4639 to rename is not separable. Otherwise check that its LHS is not NULL.
4641 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4643 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4645 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4647 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4648 available registers when failed to discover LHS register class.
4649 Fix indentation. Update comment.
4651 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4652 Alexander Monakov <amonakov@ispras.ru>
4654 PR rtl-optimization/42389
4655 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4657 (advance_state_on_fence): Likewise.
4658 (sel_target_adjust_priority): Print debug output only when
4659 sched_verbose >= 4, not 2.
4660 (get_expr_cost): Do not issue all unique insns on the next cycle.
4661 (fill_insns): Initialize can_issue_more from the value saved
4663 * sel-sched-ir.c (flist_add): New parameter issue_more.
4664 Init FENCE_ISSUE_MORE with it.
4665 (merge_fences): Likewise.
4666 (init_fences): Update call to flist_add.
4667 (add_to_fences, add_clean_fence_to_fences)
4668 (add_dirty_fence_to_fences): Likewise.
4669 (move_fence_to_fences): Update call to merge_fences.
4670 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4672 * sel-sched-ir.h (struct _fence): New field issue_more.
4673 (FENCE_ISSUE_MORE): New accessor macro.
4675 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4677 PR rtl-optimization/42388
4678 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4679 that have no predecessors nor successors. Do not call move_bb_info
4680 for empty blocks outside of current region.
4682 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4684 PR rtl-optimization/42294
4685 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4686 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4687 originators' originators.
4689 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4691 PR rtl-optimization/39453
4692 PR rtl-optimization/42246
4693 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4695 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4697 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4698 Alexander Monakov <amonakov@ispras.ru>
4701 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4702 (maybe_tidy_empty_bb): ... here. Make static. Add new
4703 argument. Update all callers.
4704 (tidy_control_flow): ... and here. Recompute topological order
4705 of basic blocks in region if necessary.
4706 (sel_redirect_edge_and_branch): Change return type. Return true
4707 if topological order might have been invalidated.
4708 (purge_empty_blocks): Export and move from...
4709 * sel-sched.c (purge_empty_blocks): ... here.
4710 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4711 (maybe_tidy_empty_bb): Delete prototype.
4712 (purge_empty_blocks): Declare.
4714 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4716 PR rtl-optimization/42249
4717 * sel-sched.c (try_replace_dest_reg): When chosen register
4718 and original register is the same, do not bail out early, but
4719 still check all original insns for validity of replacing destination
4720 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4723 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4726 Port from no-undefined-overflow branch:
4727 2009-03-09 Richard Guenther <rguenther@suse.de>
4729 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4731 2010-01-14 Richard Guenther <rguenther@suse.de>
4734 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4736 2010-01-14 Ira Rosen <irar@il.ibm.com>
4738 PR tree-optimization/42709
4739 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4740 as scalar type in creation of constant vector operand.
4742 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4745 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4746 (check-parallel-%): Match `testsuite' directory component only
4749 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4751 PR translation/39521
4752 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4755 2010-01-13 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/42730
4758 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4761 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4764 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4765 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4768 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4770 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4771 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4772 ___umulsi3_highpart.
4774 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4775 rather than schedule_insns if the pass is enabled.
4777 2010-01-13 Martin Jambor <mjambor@suse.cz>
4779 PR tree-optimization/42704
4780 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4783 2010-01-13 Martin Jambor <mjambor@suse.cz>
4785 PR tree-optimization/42703
4786 * tree-sra.c (analyze_access_subtree): Check that we can build a
4787 reference to the original data within the aggregate.
4789 2010-01-13 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/42705
4792 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4794 2010-01-13 Richard Guenther <rguenther@suse.de>
4797 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4799 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4802 * var-tracking.c (values_to_unmark): New variable.
4803 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4804 values_to_unmark vector. Moved body to...
4805 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4806 instead queue it into values_to_unmark vector.
4807 (vt_find_locations): Free values_to_unmark vector.
4809 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4811 * config/s390/s390.c (override_options): Set
4812 default of max-pending-list-length to 256
4814 2010-01-13 Richard Guenther <rguenther@suse.de>
4817 * tree-pass.h (PROP_gimple_lcx): New.
4818 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4819 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4820 before the final cleanup_eh.
4821 (dump_properties): Dump PROP_gimple_lcx.
4822 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4823 (tree_lower_complex_O0): Remove.
4824 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4825 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4826 tree_lower_complex, schedule TODO_update_ssa.
4827 * lto-streamer-out.c (output_function): Stream the functions
4829 * lto-streamer-in.c (input_function): Likewise.
4830 (lto_read_body): Do not override them here.
4832 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4835 * c-typeck.c (build_c_cast): Fold value cast to union type before
4836 wrapping it in a CONSTRUCTOR.
4838 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4840 PR rtl-optimization/42699
4841 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4844 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4846 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4847 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4848 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4849 SUBTARGET_WARN_UNUSED_SPEC): ... here
4850 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4852 2010-01-12 Julian Brown <julian@codesourcery.com>
4854 * config/arm/neon-schedgen.ml (Utils): Don't try to
4855 open missing module.
4856 (find_with_result): New.
4858 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4861 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4862 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4864 PR tree-optimization/42645
4865 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4866 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4867 decl_map, set processing_debug_stmt to -1 and return name without
4870 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4872 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4873 binutils version, and reword target configuration description.
4875 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4877 * config/avr/avr.h (LINKER_NAME): Remove.
4879 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4882 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4883 that support VSX, warn for -mno-altivec if vsx is not disabled,
4886 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4887 Shujing Zhao <pearly.zhao@oracle.com>
4889 PR translation/42469
4890 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4891 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4892 character between option name and help text.
4893 * c.opt (imultilib): Likewise.
4895 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4897 * lto-streamer-out.c (output_unreferenced_globals): Output static
4900 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4902 PR rtl-optimization/42621
4903 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4904 optimizing for size.
4905 (duplicate_computed_gotos): Remove now-redundant check.
4907 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4910 * configure.ac: Save and restore LDFLAGS and LIBS
4911 * configure: Regenerate.
4913 2010-01-10 Richard Guenther <rguenther@suse.de>
4916 * builtins.c (fold_builtin_strlen): Add type argument and
4917 convert the resulting length to it.
4918 (fold_builtin_1): Adjust.
4920 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4922 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4923 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4925 (num_insns_constant_wide): Adjust for that change.
4927 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4930 * web.c (union_defs): Add used argument, to combine uses of
4932 (entry_register): Adjust type and tests of used argument.
4933 (web_main): Widen used for new use. Pass it to union_defs.
4934 * df.h (union_defs): Adjust prototype.
4936 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4939 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4940 uses in new incoming argument. Free body.
4941 (reset_debug_uses_in_loop): New.
4942 (analyze_insn_to_expand_var): Call the latter if the former found
4943 anything. Fix whitespace. Reject invalid dest overlaps before
4944 going through all insns in the loop.
4946 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4949 * haifa-sched.c (dying_use_p): Debug insns don't count.
4951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4954 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4955 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4956 (verify_gimple_call): Reject LHS in noreturn calls.
4958 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4962 * tree-vect-loop-manip.c (adjust_info): New type.
4963 (adjust_vec): New pointer to vector.
4964 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4965 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4966 (slpeel_update_phis_for_duplicate_loop): Use them.
4967 (slpeel_update_phi_nodes_for_guard1): Likewise.
4968 (slpeel_update_phi_nodes_for_guard2): Likewise.
4969 (slpeel_tree_peel_loop_to_edge): Likewise.
4970 (vect_update_ivs_after_vectorizer): Likewise.
4972 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4974 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4975 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4977 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4979 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4980 bogus uninitialized warning.
4982 2010-01-09 Richard Guenther <rguenther@suse.de>
4985 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4986 the evolution is compatible with the initial condition.
4988 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4990 * gcc.c (process_command): Update copyright notice dates.
4991 * gcov.c (print_version): Likewise.
4992 * gcov-dump.c (print_version): Likewise.
4993 * mips-tfile.c (main): Likewise.
4994 * mips-tdump.c (main): Likewise.
4996 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4999 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5001 (rotlhi3_8): Delete.
5003 (rotlsi3_8): Delete.
5004 (rotlsi3_16): Delete.
5005 (rotlsi3_24): Delete.
5007 (*rotw<mode>3): New.
5008 (*rotb<mode>3): New.
5009 * config/avr/avr.c (avr_rotate_bytes): New function.
5010 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5012 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5015 * configure.ac: Modify -rdynamic check.
5016 * configure: Regenerate.
5018 2010-01-08 DJ Delorie <dj@redhat.com>
5020 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5021 register popping order.
5023 2010-01-08 Richard Guenther <rguenther@suse.de>
5026 * c.opt (fsigned-char): Also let LTO handle this option.
5027 (funsigned-char): Likewise.
5029 2010-01-07 Richard Guenther <rguenther@suse.de>
5031 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5032 (gimple_op): Likewise.
5033 (gimple_op_ptr): Likewise.
5034 (gimple_assign_set_lhs): Remove gcc_assert.
5035 (gimple_assign_set_rhs1): Likewise.
5036 (gimple_assign_set_rhs2): Likewise.
5037 (gimple_call_set_lhs): Likewise.
5038 (gimple_call_set_fn): Likewise.
5039 (gimple_call_set_fndecl): Likewise.
5040 (gimple_call_fndecl): Likewise.
5041 (gimple_call_return_type): Likewise.
5042 (gimple_call_set_chain): Likewise.
5043 (gimple_call_num_args): Likewise.
5044 (gimple_call_set_arg): Likewise.
5045 (gimple_cond_set_code): Likewise.
5046 (gimple_cond_set_lhs): Likewise.
5047 (gimple_cond_set_rhs): Likewise.
5048 (gimple_cond_set_true_label): Likewise.
5049 (gimple_cond_set_false_label): Likewise.
5050 (gimple_label_set_label): Likewise.
5051 (gimple_goto_set_dest): Likewise.
5052 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5053 (gimple_debug_bind_get_value): Likewise.
5054 (gimple_debug_bind_get_value_ptr): Likewise.
5055 (gimple_debug_bind_set_var): Likewise.
5056 (gimple_debug_bind_set_value): Likewise.
5057 (gimple_debug_bind_reset_value): Likewise.
5058 (gimple_debug_bind_has_value_p): Likewise.
5059 (gimple_return_retval_ptr): Remove gcc_assert.
5060 (gimple_return_retval): Likewise.
5061 (gimple_return_set_retval): Likewise.
5062 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5063 (safe_referenced_var_iterator): Remove.
5064 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5065 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5066 (fill_referenced_var_vec): Remove.
5067 (first_readonly_imm_use): Remove redundant gcc_assert.
5068 (phi_arg_index_from_use): Combine gcc_asserts.
5069 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5070 (first_imm_use_stmt): Remove redundant gcc_assert.
5071 * tree-cfg.c (verify_gimple_call): Verify function and chain
5072 operands. Verify arguments.
5073 (verify_types_in_gimple_stmt): Verify condition code and labels.
5075 2010-01-07 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/42641
5078 * sese.c (rename_map_elt_info): Use the SSA name version, do
5081 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5083 PR tree-optimization/42625
5084 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5085 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5087 2010-01-07 Duncan Sands <baldrick@free.fr>
5089 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5091 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5094 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5095 note itself is not function_invariant_p.
5097 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5099 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5100 Do not add the DF_NOTE problem.
5101 * store-motion.c (execute_rtl_store_motion): Likewise.
5103 2010-01-07 Martin Jambor <mjambor@suse.cz>
5105 PR tree-optimization/42157
5106 * tree-sra.c (compare_access_positions): Stabilize sort if both
5107 accesses have integer types, return zero immediately if they are the
5110 2010-01-06 Richard Henderson <rth@redhat.com>
5113 * haifa-sched.c (add_to_note_list): Merge into ...
5114 (concat_note_lists): ... here, and ...
5115 (unlink_other_notes, rm_other_notes): Merge into...
5116 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5117 NOTE_INSN_EPILOGUE_BEG.
5119 2010-01-06 Richard Guenther <rguenther@suse.de>
5121 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5122 not inline regular functions into always-inline functions.
5124 2010-01-06 Nick Clifton <nickc@redhat.com>
5126 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5127 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5129 (OVERRIDE_OPTIONS): Delete.
5130 (OPTIMIZATION_OPTIONS): Define.
5131 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5132 * config/rx/rx.c (rx_handle_option): Issue an error message if
5133 -mcpu=rx200 and -fpu are used together.
5134 (rx_set_optimization_options): New function. Issue an error
5135 message if an optimization attribute attempts to reset the FPU/
5136 math optimization pairing.
5137 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5138 * config/rx/rx.opt: Set the default to 32-bit doubles.
5139 * config/rx/t-rx: Add multilibs for -nofpu option.
5140 * doc/invoke.texi: Update documentation of RX options.
5142 2010-01-06 Richard Guenther <rguenther@suse.de>
5144 * tree-ssa-pre.c (name_to_id): New global.
5145 (alloc_expression_id): Simplify SSA name handling.
5146 (lookup_expression_id): Likewise.
5147 (init_pre): Zero name_to_id.
5148 (fini_pre): Free it.
5150 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5152 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5154 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/sse.md (smaxv2di3): New.
5158 (umaxv2di3): Likewise.
5159 (sminv2di3): Likewise.
5160 (uminv2di3): Likewise.
5162 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5165 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5166 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5167 (legitimize_tls_address): Likewise.
5168 (sparc_tls_referenced_p): Likewise.
5169 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5170 and adjust calls to legitimize_pic_address.
5171 (legitimate_constant_p) Use sparc_tls_referenced_p.
5172 (legitimate_pic_operand_p): Likewise.
5173 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5174 (sparc_tls_symbol_ref_1): Delete.
5175 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5176 (legitimize_tls_address): Make static, handle CONST patterns.
5177 (legitimize_pic_address): Make static, remove unused parameter and
5178 adjust recursive calls.
5179 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5180 and adjust call to legitimize_pic_address.
5181 (sparc_output_mi_thunk): Likewise.
5183 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5184 H.J. Lu <hongjiu.lu@intel.com>
5187 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5188 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5189 operands to make them signed.
5192 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5196 GTU to GT for V4SI and V2DI.
5198 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5199 (umin<mode>3): Removed.
5201 (uminv4si3): Likewise.
5203 2010-01-05 Martin Jambor <mjambor@suse.cz>
5205 PR tree-optimization/42462
5206 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5207 current_function_decl to helper functions and macros.
5209 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5212 * flags.h: Don't include real.h.
5213 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5214 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5215 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5216 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5217 * dominance.c: Update copyright.
5218 * gimple.c (walk_gimple_op): Remove inline.
5219 * tree-ssa-reassoc.c: Include real.h.
5220 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5221 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5223 2010-01-05 Nick Clifton <nickc@redhat.com>
5225 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5226 register to push into the stack frame when the accumulator has to
5227 be saved during interrupts.
5229 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5231 * doc/invoke.texi: Remove the documentation about option
5233 * common.opt (Wunreachable-code): Preserved for backward
5235 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5236 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5237 the backward compatibility flag section.
5239 2010-01-05 Richard Guenther <rguenther@suse.de>
5241 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5243 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5246 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5248 PR tree-optimization/42508
5249 * tree-sra.c (convert_callers): Check for recursive call
5250 by comparing cgraph nodes instead of decls.
5251 (modify_function): Call ipa_modify_formal_parameters also
5252 on all same_body aliases.
5254 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5255 cgraph nodes when checking for same_body aliases.
5257 2010-01-05 Richard Guenther <rguenther@suse.de>
5259 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5260 allocation and lookup.
5261 (get_or_alloc_expr_for_constant): Likewise.
5262 (phi_translate): Sink allocation.
5264 2010-01-04 Richard Guenther <rguenther@suse.de>
5266 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5267 a new entry only if needed.
5268 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5269 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5271 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5273 (phi_translate): Handle CONSTANTs early.
5275 2010-01-04 Martin Jambor <mjambor@suse.cz>
5277 PR tree-optimization/42398
5278 * tree-sra.c (struct access): Removed flag grp_different_types.
5279 (dump_access): Do not dump the removed flag.
5280 (sort_and_splice_var_accesses): Do not set the removed flag.
5281 (sra_modify_expr): Check for type compatibility directly.
5283 2010-01-04 Martin Jambor <mjambor@suse.cz>
5285 PR tree-optimization/42366
5286 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5287 edges with variable number of parameters.
5288 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5289 flag instead of asserting it.
5290 (ipa_read_node_info): Read uses_analysis_done flag.
5292 2010-01-04 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5295 iterative_hash_* as intended.
5296 (vn_reference_compute_hash): Likewise. Simplify hashing
5298 (vn_reference_lookup_2): Likewise.
5299 (vn_nary_op_compute_hash): Likewise.
5300 (vn_phi_compute_hash): Likewise.
5301 (expressions_equal_p): Remove strange code.
5302 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5303 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5304 (bitmap_insert_into_set_1): Take value-id as parameter.
5305 (add_to_value): Pass it.
5306 (bitmap_insert_into_set): Likewise.
5307 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5309 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5312 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5313 (do_self_spec): For switches with SWITCH_IGNORE set set also
5314 SWITCH_IGNORE_PERMANENTLY.
5315 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5318 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5320 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5321 tree of an unreferenced global var.
5323 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5326 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5327 GTU to GT for V4SI and V2DI.
5329 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5330 (umin<mode>3): Removed.
5332 (uminv4si3): Likewise.
5334 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5337 * collect2.c (main): Turn on trace in collect2 if -v is passed
5340 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5342 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5343 description of expression operand.
5345 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5347 * configure.ac: Add install-html to target_list for Make-hooks.
5348 * configure: Regenerate.
5349 * fortran/Make-lang.in (F95_HTMLFILES): New.
5350 (fortran.html): Use it.
5351 (fortran.install-html): New.
5352 * Makefile.in (install-html): Add lang.install-html.
5353 * java/Make-lang.in (JAVA_HTMLFILES): New.
5354 (java.html): Use it.
5355 (java.install-html): New.
5356 * objc/Make-lang.in (objc.install-html): New.
5357 * objcp/Make-lang.in (obj-c++.install-html): New.
5358 * cp/Make-lang.in (c++.install-html): New.
5359 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5360 * lto/Make-lang.in (lto.install-html): New.
5362 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5365 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5367 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5369 PR rtl-optimization/41862
5370 * store-motion.c (store_killed_in_insn, compute_store_table,
5371 remove_reachable_equiv_notes, replace_store_insn,
5372 build_store_vectors): Ignore all DEBUG_INSNs.
5374 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5377 * common.opt: Add dumpdir.
5379 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5381 (option_map): Add --dumpdir.
5383 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5385 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5387 * opts.c (decode_options): Try dump_dir_name first if
5388 dump_base_name isn't an absolute path.
5389 (common_handle_option): Handle OPT_dumpdir.
5391 * toplev.c (dump_dir_name): New.
5392 (print_switch_values): Also ignore -dumpdir.
5394 * toplev.h (dump_dir_name): New.
5396 2010-01-03 Richard Guenther <rguenther@suse.de>
5398 PR tree-optimization/42589
5399 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5400 double-word expansion of bswap32.
5402 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5404 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5405 with BLOCK_FOR_INSN.
5406 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5407 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5408 noce_process_if_block): Likewise.
5409 * gcse.c (compute_local_properties, insert_expr_in_table,
5410 insert_set_in_table, canon_list_insert, find_avail_set,
5411 pre_insert_copy_insn): Likewise.
5413 * basic-block.h (BLOCK_NUM): Move from here...
5414 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5416 2010-01-03 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/42438
5419 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5420 contains_may_not_return_call flag.
5421 (BB_MAY_NOTRETURN): New.
5422 (valid_in_sets): Trapping nary operations are not valid
5423 in blocks that may not return.
5424 (insert_into_preds_of_block): Remove check for trapping expressions.
5425 (compute_avail): Compute also BB_MAY_NOTRETURN.
5427 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5429 * doc/invoke.texi: Add 2010 to copyright years.
5431 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5433 * config/sparc/sparc.c: Fix formatting nits.
5435 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5436 Alexander Monakov <amonakov@ispras.ru>
5438 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5440 2010-01-02 Richard Guenther <rguenther@suse.de>
5443 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5444 (simplify_switch_using_ranges): Mark to be removed edges
5447 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5449 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5451 * collect2.c (scan_libraries): Add missing argument in call to
5454 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5457 * config/alpha/predicates.md (aligned_memory_operand): Return false
5459 (unaligned_memory_operand): Return true for CQImode.
5460 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5461 doesn not cross aligned SImode word boundary.
5463 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5465 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5467 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5468 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5470 2010-01-02 Richard Guenther <rguenther@suse.de>
5473 * toplev.c (compile_file): Emit LTO marker properly. Change
5475 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5477 2010-01-01 Richard Guenther <rguenther@suse.de>
5480 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5482 2010-01-01 Richard Guenther <rguenther@suse.de>
5485 * c-decl.c (grokdeclarator): For zero-size arrays force
5486 structural equality checks as layout_type does.
5488 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5490 * builtins.c: Update copyright to 2010.
5492 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5495 * lto-streamer-out.c (produce_asm): Revert the last change.
5496 (copy_function): Likewise.
5498 * lto-streamer.c (lto_get_section_name): Skip any leading
5501 2010-01-01 Richard Guenther <rguenther@suse.de>
5504 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5508 Copyright (C) 2010 Free Software Foundation, Inc.
5510 Copying and distribution of this file, with or without modification,
5511 are permitted in any medium without royalty provided the copyright
5512 notice and this notice are preserved.