1 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4 * ira.c (adjust_cleared_regs): New function.
5 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
9 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
11 * expr.c (expand_expr_real): Restore previous
12 curr_insn_source_location and curr_insn_block after
13 expand_expr_real_1 call.
14 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
15 instead of expand_expr_real_1.
17 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
19 PR rtl-optimization/43413
20 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
23 2010-03-22 James E. Wilson <wilson@codesourcery.com>
26 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
27 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
29 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
34 2010-03-22 Mike Stump <mikestump@comcast.net>
37 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
38 Don't overly align based upon packed packed fields.
40 2010-03-22 Jason Merrill <jason@redhat.com>
42 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
43 Use () rather than [], and move before the element type.
45 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
47 * doc/configfiles.texi (Configuration Files): Removed
48 fixinc/Makefile*, intl/Makefile.*.
49 * doc/makefile.texi: Fixed markup.
50 Abstract from version control system used.
51 (Makefile): Removed obsolete gcc/java/parse.y example.
52 * doc/sourcebuild.texi: Likewise.
53 (Top Level): Added config, gnattools, libdecnumber, libgcc,
56 (Miscellaneous Docs): Clarify location.
57 Added COPYING3, COPYING3.LIB.
58 (Front End Directory): Moved Make-lang.in entry to new
61 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
64 * config/i386/i386.c (x86_function_profiler)
65 [!NO_PROFILE_COUNTERS]: Fix typo.
66 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
69 2010-03-22 Janis Johnson <janis187@us.ibm.com>
70 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
72 * doc/sourcebuild.texi (Test Directives): Split into six
73 subsections, with most of the current text in new subsections
74 Directives, Selectors, and Final Actions.
75 (Directives): Split list of test directives into multiple
77 (Selectors): Describe use and syntax of selectors.
78 (Effective-Target Keywords): Describe all existing keywords.
79 (Add Options): Describe features for dg-add-options.
80 (Require Support): Describe variants of dg-require-support.
81 (Final Actions): Describe commands to use in dg-final.
83 2010-03-22 Michael Matz <matz@suse.de>
86 * recog.c (validate_replace_rtx_group): Replace also in
87 REG_EQUAL and REG_EQUIV notes.
89 2010-03-22 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/43390
92 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
93 sure vector extracts are type correct.
95 2010-03-22 Richard Guenther <rguenther@suse.de>
98 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
99 x * sqrt (x) even when optimizing for size if the target
100 has native support for sqrt.
102 2010-03-22 Jakub Jelinek <jakub@redhat.com>
104 * varasm.c (make_decl_rtl_for_debug): Also clear
105 flag_mudflap for the duration of make_decl_rtl call.
108 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
109 locs from preserved VALUEs.
111 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
114 * pa.md (movmemsi): Set align to one if zero.
115 (movmemdi): Likewise.
117 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
120 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
121 with their corresponding prologue pushes.
123 2010-03-20 Andrew Pinski <pinskia@gmail.com>
126 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
127 at the begining or end.
128 (spu_expand_epilogue): Likewise.
130 2010-03-20 Richard Guenther <rguenther@suse.de>
132 PR rtl-optimization/43438
133 * combine.c (make_extraction): Properly zero-/sign-extend an
134 extraction of the low part of a CONST_INT. Also handle
137 2010-03-19 Mike Stump <mikestump@comcast.net>
139 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
140 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
141 (override_options): Use SUBTARGET32_DEFAULT_CPU.
143 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
146 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
149 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
151 PR rtl-optimization/42258
152 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
153 use that may match DEF.
156 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
157 the cost of loading the constant rather than assuming
159 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
160 outer code is AND, do the same tests as the andsi3 expander and
161 return COSTS_N_INSNS (1) if and is cheap.
163 * optabs.c (avoid_expensive_constant): Fix formatting.
165 2010-03-19 Michael Matz <matz@suse.de>
168 * attribs.c (decl_attributes): When rebuilding a function pointer
169 type use the same qualifiers as the original pointer type.
171 2010-03-19 Martin Jambor <mjambor@suse.cz>
173 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
174 and is_gimple_ip_invariant_address.
176 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
179 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
181 * config/arm/arm.c (arm_override_options): Turn off
182 flag_dwarf2_cfi_asm for AAPCS variants.
184 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
187 * config/arm/arm.c (emit_multi_reg_push): Update comments.
188 Use PRE_MODIFY instead of PRE_DEC.
189 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
190 (vfp_emit_fstmd): Likewise.
192 2010-03-19 Michael Matz <matz@suse.de>
195 * builtins.c (expand_builtin_interclass_mathfn,
196 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
199 2010-03-19 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/43415
202 * tree-ssa-pre.c (phi_translate): Split out worker to ...
203 (phi_translate_1): ... this.
204 (phi_translate): Move all caching here. Cache all NARY
205 and REFERENCE translations.
207 2010-03-19 David S. Miller <davem@davemloft.net>
209 With help from Eric Botcazou.
210 * config/sparc/sparc.c: Include dwarf2out.h.
211 (emit_pic_helper): Delete.
212 (pic_helper_symbol_name): Delete.
213 (pic_helper_emitted_p): Delete.
214 (pic_helper_needed): New.
215 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
216 (get_pc_thunk_name): New.
217 (load_pic_register): Remove 'delay_pic_helper' arg. Use
218 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
219 Set pic_helper_needed to true. Don't call emit_pic_helper.
220 (sparc_expand_prologue): Update load_pic_register call.
221 (sparc_output_mi_thunk): Likewise.
222 (sparc_file_end): Emit a hidden comdat symbol for the PIC
223 thunk if possible. Output CFI information as needed.
225 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
226 Jack Howarth <howarth@bromo.med.uc.edu>
229 * config/i386/i386.h: Fix ABI on darwin x86-32.
231 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
233 * tree.h: Declare make_decl_rtl_for_debug.
234 * varasm.c (make_decl_rtl_for_debug): New.
235 * dwarf2out.c (rtl_for_decl_location): Call it.
236 * cfgexpand.c (expand_debug_expr): Call it.
238 2010-03-18 Jakub Jelinek <jakub@redhat.com>
241 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
245 * var-tracking.c (vt_init_cfa_base): Do nothing if
246 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
249 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
252 * var-tracking.c (canonicalize_vars_star): New.
253 (dataflow_post_merge_adjust): Use it.
255 2010-03-18 Jakub Jelinek <jakub@redhat.com>
258 * var-tracking.c (non_suitable_const): New function.
259 (add_uses): For DEBUG_INSNs with constants, don't record any
260 value, instead just the constant value itself.
261 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
262 is not VAR_LOC_UNKNOWN_P, set var to the constant.
263 (emit_notes_in_bb): Likewise.
264 (emit_note_insn_var_location): For onepart variables if
265 cur_loc is a VOIDmode constant, use DECL_MODE.
267 2010-03-18 Martin Jambor <mjambor@suse.cz>
270 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
271 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
272 all non-clones. Moved call redirection...
273 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
275 (cgraph_materialize_all_clones): Dispose of all
276 combined_args_to_skip bitmaps.
277 (verify_cgraph_node): Do not check for edges pointing to wrong
278 nodes in inline clones.
279 * tree-inline.c (copy_bb): Call
280 cgraph_redirect_edge_call_stmt_to_callee.
281 * ipa.c (cgraph_remove_unreachable_nodes): Call
282 cgraph_node_remove_callees even when there are used clones.
284 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
286 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
288 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
291 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
294 2010-03-18 Michael Matz <matz@suse.de>
297 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
298 into sqrt(x) if we need to preserve signed zeros.
300 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
301 Eric Botcazou <ebotcazou@adacore.com>
303 PR rtl-optimization/43360
304 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
305 note if we don't know its invariant status.
307 2010-03-18 Michael Matz <matz@suse.de>
309 PR tree-optimization/43402
310 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
311 PHI chains of ssa names registered for update.
313 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
316 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
317 non-offsettable and pre_modify update addressing.
318 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
319 and "2" alternatives "#".
320 (*movdd_softfloat32): Make all alternatives "#";
321 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
322 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
323 (*movdf_softfloat32): Make all alternatives "#";
324 (movdi): Use the new DIFD mode iterator to create a common splitter
325 for movdi, movdf and movdd patterns.
327 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
329 * common.opt (dumpdir): Remove redundant tab.
331 2010-03-17 Martin Jambor <mjambor@suse.cz>
333 PR tree-optimization/43347
334 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
335 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
337 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
339 PR rtl-optimization/42216
340 * regrename.c (create_new_chain): New function, broken out from...
341 (scan_rtx_reg): ... here. Call it. Handle the case where we are
342 appending a use to an empty chain.
343 (build_def_use): Remove previous changes that convert OP_INOUT to
344 OP_OUT operands; instead detect the case where an OP_INOUT operand
345 uses a previously untracked register and create an empty chain for
348 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
350 * doc/extend.texi (Function Attributes): Rewrite unfinished
351 sentence in ms_abi documentation.
353 2010-03-17 Alan Modra <amodra@gmail.com>
355 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
356 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
357 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
358 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
360 2010-03-16 Richard Henderson <rth@redhat.com>
363 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
364 (lower_try_finally): Save and restore eh_seq around the expansion
367 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
369 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
370 statements before splitting block.
372 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
374 * doc/sourcebuild.texi (Testsuites): Fix markup.
375 Use pathnames relative to gcc/testsuite.
376 (Test Directives): Move description of how timeout is determined.
377 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
378 (C Tests): Correct gcc.misc-tests directory.
379 Framework tests now live in gcc.test-framework.
381 2010-03-16 Richard Guenther <rguenther@suse.de>
384 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
385 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
388 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
389 Alexandre Oliva <aoliva@redhat.com>
391 PR tree-optimization/42917
392 * lambda-code.c (remove_iv): Skip debug statements.
393 (lambda_loopnest_to_gcc_loopnest): Likewise.
394 (not_interesting_stmt): Debug statements are not interesting.
396 2010-03-16 Jakub Jelinek <jakub@redhat.com>
400 * cselib.c (cselib_preserve_constants,
401 cfa_base_preserved_val): New static variables.
402 (preserve_only_constants): New function.
403 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
404 clear its REG_VALUES. If cselib_preserve_constants, don't
405 empty the whole hash table, but preserve there VALUEs with constants,
406 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
407 (cselib_preserve_cfa_base_value): New function.
408 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
409 (cselib_init): Change argument to int bitfield. Set
410 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
412 (cselib_finish): Clear cselib_preserve_constants and
413 cfa_base_preserved_val.
414 * cselib.h (enum cselib_record_what): New enum.
415 (cselib_init): Change argument to int.
416 (cselib_preserve_cfa_base_value): New prototype.
417 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
418 * dse.c (dse_step1): Likewise.
419 * cfgcleanup.c (thread_jump): Likewise.
420 * sched-deps.c (sched_analyze): Likewise.
421 * gcse.c (local_cprop_pass): Likewise.
422 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
423 If FN is non-NULL, call the callback always and whenever it returns
424 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
425 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
426 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
427 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
428 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
429 * var-tracking.c: Include recog.h.
430 (bb_stack_adjust_offset): Remove.
431 (vt_stack_adjustments): Don't call it, instead just gather the
432 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
433 (adjust_stack_reference): Remove.
434 (compute_cfa_pointer): New function.
435 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
436 (struct adjust_mem_data): New type.
437 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
439 (get_address_mode): New function.
440 (replace_expr_with_values): Use it.
441 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
442 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
443 (adjust_sets): Remove.
444 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
445 Use get_address_mode.
446 (get_adjusted_src): Remove.
447 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
448 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
449 (add_with_sets): Don't call adjust_sets.
450 (fp_setter, vt_init_cfa_base): New functions.
451 (vt_initialize): Change return type to bool. Move most of pool etc.
452 initialization to the beginning of the function from end. Pass
453 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
454 If !frame_pointer_needed, call vt_stack_adjustment before mos
455 vector is filled, call vt_init_cfa_base if argp/framep has been
456 eliminated to sp. If frame_pointer_needed and argp/framep has
457 been eliminated to hard frame pointer, set
458 hard_frame_pointer_adjustment and call vt_init_cfa_base after
459 encountering fp setter in the prologue. For MO_ADJUST, call
460 log_op_type before pusing the op into mos vector, not afterwards.
461 Call adjust_insn before cselib_process_insn/add_with_sets,
462 call cancel_changes (0) afterwards.
463 (variable_tracking_main_1): Adjust for vt_initialize calling
464 vt_stack_adjustments and returning whether it succeeded or not.
466 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
468 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
471 2010-03-15 Jakub Jelinek <jakub@redhat.com>
473 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
475 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
476 drap_reg has not been set.
478 2010-03-15 Michael Matz <matz@suse.de>
481 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
482 use it to expand block copies.
483 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
484 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
485 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
487 2010-03-15 Richard Guenther <rguenther@suse.de>
489 PR tree-optimization/43367
490 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
493 2010-03-15 Richard Guenther <rguenther@suse.de>
495 PR tree-optimization/43317
496 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
498 2010-03-15 Martin Jambor <mjambor@suse.cz>
500 PR tree-optimization/43141
501 * tree-sra.c (create_abstract_origin): New function.
502 (modify_function): Call create_abstract_origin.
504 2010-03-15 Chris Demetriou <cgd@google.com>
506 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
509 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
512 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
513 call insert_out_of_ssa_copy for default definitions.
515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
517 * graphite-clast-to-gimple.c (my_long_long): Defined.
518 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
519 * graphite-sese-to-poly.c (my_long_long): Defined.
520 (scop_ivs_can_be_represented): Use it.
522 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
524 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
525 graphite-max-bbs-per-function, and loop-block-tile-size.
526 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
528 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
530 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
532 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
534 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
535 (add_upper_bounds_from_estimated_nit): New.
536 (build_loop_iteration_domains): Use it.
538 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
540 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
542 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
545 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
546 should be an INTEGER_CST. Also handle CASE_CONVERT.
548 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
550 * graphite.c (graphite_initialize): To bound the number of bbs per
551 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
552 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
553 * doc/invoke.texi: Document it.
555 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
557 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
558 * graphite-sese-to-poly.h (build_poly_scop): Same.
560 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
562 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
563 the number of parameters in the scop. Use as an upper bound
564 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
565 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
566 * doc/invoke.texi: Document it.
568 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
570 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
571 * doc/c-tree.texi: Remove.
572 * doc/generic.texi: Merge c-tree.texi here.
573 * doc/gccint.texi (Trees): Remove menu entry.
574 (c-tree.texi): Remove @include.
575 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
576 * doc/languages.texi (Reading RTL): Ditto.
578 2010-03-12 Steve Ellcey <sje@cup.hp.com>
581 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
583 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
586 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
587 code added to work around reload clobbering CONST insns.
589 2010-03-12 Jakub Jelinek <jakub@redhat.com>
591 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
592 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
593 (cselib_preserve_only_values): Remove retain argument, don't
594 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
595 * cselib.h (cselib_preserve_only_values): Remove retain argument.
596 * var-tracking.c (micro_operation): Move insn field before union.
597 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
598 (struct variable_tracking_info_def): Remove n_mos field, change
599 mos into a vector of micro_operations.
600 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
601 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
602 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
603 changing into a vector.
604 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
605 come before all other uops generated by add_stores.
606 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
608 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
609 a vector. Run just one pass over the bbs instead of separate counting
610 and computation phase.
611 (vt_finalize): Free VTI (bb)->mos vector instead of array.
614 * tree-inline.c (remap_decls): Put old_var rather than origin_var
615 into *nonlocalized_list vector.
616 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
617 even if origin is non-NULL.
618 (gen_variable_die): Likewise.
619 (process_scope_var): Don't change origin.
620 (gen_decl_die): Likewise.
621 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
622 before adding new edges instead of after it, fix moving over
625 2010-03-11 David S. Miller <davem@davemloft.net>
627 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
629 * configure: Rebuild.
631 2010-03-11 Martin Jambor <mjambor@suse.cz>
633 PR tree-optimization/43257
634 * tree.c (assign_assembler_name_if_neeeded): New function.
635 (free_lang_data_in_cgraph): Assembler name assignment moved to the
637 * tree.h (assign_assembler_name_if_neeeded): Declare.
638 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
639 the function if needed.
641 2010-03-11 Chris Demetriou <cgd@google.com>
643 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
644 include/stdint-gcc.h, and include/stdint.h world-readable.
646 2010-03-11 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/43255
649 * tree-vrp.c (process_assert_insertions_for): Do not insert
650 asserts for trivial conditions.
652 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
654 PR tree-optimization/43280
655 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
656 generation. Move calculation of size out of the if branch.
657 (find_bswap): Modify compare number generation.
659 2010-03-11 Richard Guenther <rguenther@suse.de>
662 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
663 (input_gimple_stmt): Fixup handled component types during
664 operand read. Also fix up decls in ADDR_EXPRs.
666 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
668 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
669 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
671 2010-03-10 Jan Hubicka <jh@suse.cz>
674 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
675 * varasm.c (get_variable_section): Don't do that here...
676 (make_decl_rtl): ... and here.
677 (do_assemble_alias): Produce decl RTL.
678 (assemble_alias): Likewise.
680 2010-03-10 Jakub Jelinek <jakub@redhat.com>
683 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
684 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
686 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
687 (based_loc_descr): Only express drap or vdrap regno based expressions
688 using DW_OP_fbreg when not optimizing.
689 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
690 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
691 REG_CFA_SET_VDRAP note.
693 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
695 PR tree-optimization/43236
696 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
697 error in calculation of base address in reverse iteration case.
698 (generate_builtin): Take number of latch executions if the statement
701 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
704 * tree-eh.c: Include pointer-set.h.
705 (lower_eh_dispatch): Filter out duplicate case labels and
706 remove the unneeded edge when the label is unused. Return
707 true when some edges are removed.
708 (execute_lower_eh_dispatch): When any lowering resulted in
709 removing an edge, also delete unreachable blocks.
711 2010-03-10 Jakub Jelinek <jakub@redhat.com>
714 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
715 UNSPEC_MACHOPIC_OFFSET.
717 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
720 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
721 (m68k_delegitimize_address): New function.
723 2010-03-09 Jakub Jelinek <jakub@redhat.com>
726 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
729 * var-tracking.c (adjust_sets): New function.
730 (count_with_sets, add_with_sets): Use it.
731 (get_adjusted_src): New inline function.
732 (add_stores): Use it.
735 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
736 call cselib_dummy_expand_value_rtx_cb instead of
737 cselib_expand_value_rtx_cb.
740 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
741 * config/i386/i386.c: Include debug.h and dwarf2out.h.
742 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
743 and .cfi_endproc around the pic thunks.
744 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
745 all queued unwind info register saves are saved before the call.
746 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
747 considered as sp-=4 for unwind info and the pop as sp+=4 which
748 also clobbers dest, but doesn't actually restore it.
751 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
754 2010-03-09 Jie Zhang <jie@codesourcery.com>
756 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
757 whitespaces in output template.
759 2010-03-09 Jie Zhang <jie@codesourcery.com>
761 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
764 2010-03-08 Jakub Jelinek <jakub@redhat.com>
766 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
767 builtins.exp in a separate job.
769 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
771 * graphite-sese-to-poly.c (add_param_constraints): Use
772 lower_bound_in_type and upper_bound_in_type.
774 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
776 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
777 instead of unsigned_type_node.
779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
780 Reza Yazdani <reza.yazdani@amd.com>
783 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
784 on pointer type parameters.
786 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
790 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
791 handle conversions from pointer to integers.
792 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
793 induction variable, to be able to work with code generated by CLooG.
794 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
795 (build_poly_scop): Bail out if we cannot codegen a loop.
797 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
799 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
800 code generation with gloog_error.
802 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
804 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
805 Call fold_convert on all the returned values.
806 (expand_scalar_variables_expr): Pass to
807 expand_scalar_variables_ssa_name the type of the resulting expression.
809 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
811 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
812 ppl_min_for_le_pointset.
813 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
814 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
816 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
818 * graphite-dependences.c (map_into_dep_poly): Removed.
819 (dependence_polyhedron_1): Use combine_context_id_scat.
821 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
823 * graphite-poly.h (struct poly_scattering): Add layout documentation.
824 (struct poly_bb): Same.
825 (combine_context_id_scat): New.
827 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
830 * sese.c (name_defined_in_loop_p): Return false for default
833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
835 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
836 and clean up the logic.
838 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
840 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
843 2010-03-08 Jakub Jelinek <jakub@redhat.com>
845 * var-tracking.c (remove_cselib_value_chains): Define only for
847 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
848 delete_slot_part, emit_notes_for_differences_1): Don't call
849 remove_cselib_value_chains here.
850 (set_slot_part, emit_notes_for_differences_2): Don't call
851 add_cselib_value_chains here.
852 (preserved_values): New vector.
853 (preserve_value): New function.
854 (add_uses, add_stores, vt_add_function_parameters): Use it
855 instead of cselib_preserve_value.
856 (changed_values_stack): New vector.
857 (check_changed_vars_0): New function.
858 (check_changed_vars_1, check_changed_vars_2): Use it.
859 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
860 changed_values_stack VALUEs.
861 (vt_emit_notes): For all preserved_values call
862 add_cselib_value_chains. If ENABLE_CHECKING call
863 remove_cselib_value_chains before verifying value_chains is empty.
864 Initialize and free changed_values_stack.
865 (vt_initialize): Initialize preserved_values.
866 (vt_finalize): Free preserved_values.
868 2010-03-08 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/43269
871 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
874 2010-03-08 Martin Jambor <mjambor@suse.cz>
876 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
877 (ipa_is_param_called): Removed.
878 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
879 (ipa_print_node_params): Do not print the called flag.
880 (ipa_write_node_info): Do not stream the called flag.
881 (ipa_read_node_info): Likewise.
883 2010-03-07 Jakub Jelinek <jakub@redhat.com>
886 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
887 * cselib.c (struct expand_value_data): Add dummy field.
888 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
890 (cselib_dummy_expand_value_rtx_cb): New function.
891 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
893 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
894 * var-tracking.c: Include pointer-set.h.
895 (variable): Change n_var_parts to char from int. Add
896 cur_loc_changed and in_changed_variables fields.
897 (variable_canonicalize): Remove.
898 (shared_var_p): New inline function.
899 (unshare_variable): Maintain cur_loc_changed and
900 in_changed_variables fields. If var was in changed_variables,
901 replace it there with new_var. Just copy cur_loc instead of
902 resetting it to something else.
903 (variable_union): Don't recompute cur_loc. Use shared_var_p.
904 (dataflow_set_union): Don't call variable_canonicalize.
905 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
906 of their DEBUG_EXPR_TREE_DECLs.
907 (canonicalize_loc_order_check): Verify that cur_loc is NULL
908 and in_changed_variables and cur_loc_changed is false.
909 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
910 and cur_loc_changed. Don't update cur_loc here.
911 (variable_merge_over_src): Don't call variable_canonicalize.
912 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
913 removing loc that is equal to cur_loc, clear cur_loc,
914 set cur_loc_changed and ensure variable_was_changed is called.
915 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
916 compare pointers in cur_loc check, if it is equal to loc,
917 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
918 (variable_different_p): Remove compare_current_location argument,
919 don't compare cur_loc.
920 (dataflow_set_different_1): Adjust variable_different_p caller.
921 (variable_was_changed): If dv had some var in changed_variables
922 already, reset in_changed_variables flag for it and propagate
923 cur_loc_changed over to the new variable. On empty var
924 always set cur_loc_changed. Set in_changed_variables on whatever
925 var is added to changed_variables.
926 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
927 Use shared_var_p. When removing loc that is equal to cur_loc,
928 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
929 end, don't set it to something else, just call variable_was_changed.
930 (delete_slot_part): Use shared_var_p. When cur_loc equals to
931 loc being removed, clear cur_loc and set cur_loc_changed.
932 Set cur_loc_changed if all locations have been removed.
933 (struct expand_loc_callback_data): New type.
934 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
935 allocated. Always create SUBREGs if simplify_subreg failed.
936 Prefer to use cur_loc, when that fails and still in
937 changed_variables (and seen first time) recompute it. Set
938 cur_loc_changed of variables which had to change cur_loc and
939 compute elcd->cur_loc_changed if any of the subexpressions used
940 had to change cur_loc.
941 (vt_expand_loc): Adjust to pass arguments in
942 expand_loc_callback_data structure.
943 (vt_expand_loc_dummy): New function.
944 (emitted_notes): New variable.
945 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
946 that weren't used for any other decl in current
947 emit_notes_for_changes call call vt_expand_loc_dummy to update
948 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
949 first loc_chain location if NULL before. Always use just
950 cur_loc instead of first loc_chain location. When cur_loc_changed
951 is false, when not --enable-checking=rtl just don't emit any note.
952 When rtl checking, compute the note and assert it is the same
953 as previous note. Clear cur_loc_changed and in_changed_variables
954 at the end before removing from changed_variables.
955 (check_changed_vars_3): New function.
956 (emit_notes_for_changes): Traverse changed_vars to call
957 check_changed_vars_3 on each changed var.
958 (emit_notes_for_differences_1): Clear cur_loc_changed and
959 in_changed_variables. Recompute cur_loc of new_var.
960 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
961 (vt_emit_notes): Initialize and destroy emitted_notes.
963 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
965 PR rtl-optimization/42220
966 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
967 Use verify_reg_tracked to determine if we should use OP_OUT rather
969 (build_def_use): If we see an in-out operand for a register that we
970 know nothing about, treat is an output if possible, fail the block if
973 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
976 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
979 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
982 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
983 uses of relevant DEFs that are dead outside the loop too.
985 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
987 * var-tracking.c (dataflow_set_merge): Swap src and src2.
989 2010-01-13 Jakub Jelinek <jakub@redhat.com>
991 * var-tracking.c (values_to_unmark): New variable.
992 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
993 values_to_unmark vector. Moved body to...
994 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
995 instead queue it into values_to_unmark vector.
996 (vt_find_locations): Free values_to_unmark vector.
998 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1000 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1001 (site.exp): Export them when plugins are enabled.
1003 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1006 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1008 (chrec_fold_multiply): Same.
1010 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1013 * c-decl.c (build_compound_literal): Return early if init is
1016 2010-03-04 Martin Jambor <mjambor@suse.cz>
1018 PR tree-optimization/43164
1019 PR tree-optimization/43191
1020 * tree-sra.c (type_consists_of_records_p): Reject records with
1021 zero-size bit-fields at the end.
1023 2010-03-04 Mike Stump <mikestump@comcast.net>
1025 * Makefile.in (TAGS): Remove *.y.
1027 2010-03-04 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/40761
1030 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1032 (my_rev_post_order_compute): New function.
1033 (init_pre): Call it.
1035 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1038 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1039 decrease the cost of an IV candidate when the cost is infinite.
1041 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1043 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1044 Use '3DNow!' for the extension of that name, ensure normal space
1046 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1048 2010-03-03 Jeff Law <law@redhat.com>
1050 * PR middle-end/32693
1051 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1052 than gen_rtx_SUBREG.
1053 (extract_bit_field_1): Likewise.
1055 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1057 * doc/sourcebuild.texi (Test directives): Document that arguments
1058 include-opts and exclude-opts are now optional for dg-skip-if,
1059 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1061 2010-03-03 Jason Merrill <jason@redhat.com>
1064 * cgraph.h (varpool_node): Add extra_name field.
1065 * varpool.c (varpool_extra_name_alias): New.
1066 (varpool_assemble_decl): Emit extra name aliases.
1067 (varpool_mark_needed_node): Look past an extra name alias.
1068 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1069 * lto-streamer-in.c (lto_input_tree): Read it.
1070 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1072 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1074 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1075 (sparc*-*-solaris2*): ...this.
1077 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1080 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1081 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1082 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1083 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1086 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1087 fallthrough to default handling, just with want_address 0 instead of 2.
1088 For single element lists, add_AT_loc directly, otherwise create an
1089 artificial variable DIE and stick location list to it.
1092 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1093 (VAL_EXPR_HAS_REVERSE): Define.
1094 (reverse_op): New function.
1095 (add_stores): For reversible operations add an extra MO_VAL_USE.
1097 2010-03-02 Jason Merrill <jason@redhat.com>
1099 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1101 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1103 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1104 (sparc64-*-linux*): Likewise.
1105 (sparc64-*-solaris2*): Include assembler files before linker ones.
1106 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1107 * config/sparc/gas.h: Delete.
1108 * config/sparc/sol2-64.h: Add copyright notice.
1109 * config/sparc/sol2-gas-bi.h: Likewise.
1110 * config/sparc/sol2-gld.h: Likewise.
1111 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1112 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1113 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1114 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1115 (sparc_elf_asm_named_section): Rename into...
1116 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1118 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1120 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1122 2010-03-02 Jeff Law <law@redhat.com>
1125 * reload1.c (rtx_p, substitute_stack): Declare.
1126 (substitute): Record addresses of changed rtxs.
1127 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1128 Restore the original rtx when complete.
1129 (reload): Free subsitute_stack when complete.
1131 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1133 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1134 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1136 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1137 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1138 Torture Tests): Change from subsection to section.
1140 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1141 Steven Bosscher <steven@gcc.gnu.org>
1143 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1146 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1149 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1150 the assignment from the new induction variable to the assignment
1151 of the value from the original loop PHI function.
1153 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1154 Daniel Jacobowitz <dan@codesourcery.com>
1156 * doc/sourcebuild.texi (Test directives): Clarify options to
1159 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1161 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1162 Disable cfi directives unless GCC and gas agree on using read-only
1163 .eh_frame sections for 64-bit.
1164 * configure: Regenerate.
1166 2010-03-01 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/43220
1169 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1170 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1172 2010-03-01 Richard Guenther <rguenther@suse.de>
1173 Martin Jambor <mjambor@suse.cz>
1176 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1177 gimplified parameters.
1179 2010-03-01 Christian Bruel <christian.bruel@st.com>
1181 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1183 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1185 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1187 2010-03-01 Richard Guenther <rguenther@suse.de>
1190 * expr.c (expand_assignment): Use the alias-oracle to tell
1191 if the rhs aliases the result decl.
1193 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1196 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1197 to sol_gt_pch_get_address.
1198 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1199 64-bit, SPARC and x86.
1200 (sol_gt_pch_get_address): New function.
1202 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1204 * toplev.h (inform_n, error_n): Declare.
1205 * diagnostic.c (inform_n, error_n): New function.
1207 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1209 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1210 has no rtl yet when processing local_decls, queue it and recheck
1211 if deferred stack allocation hasn't assigned it rtl.
1213 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1215 * config/sh/sh.c (unspec_bbr_uid): New.
1216 (gen_block_redirect): Use it instead of INSN_UID.
1217 (gen_far_branch): Likewise.
1219 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1221 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1222 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1224 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1226 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1227 (Warning Options): -Wno-conversion-null is valid for
1228 Objective-C++ as well.
1229 * doc/tm.texi (Named Address Spaces): Likewise.
1230 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1231 * doc/tree-ssa.texi (Tree SSA): Likewise.
1233 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1236 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1237 by default. Don't set the default arch for
1238 i[34567]86-*-darwin*|x86_64-*-darwin*.
1240 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1243 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1244 default. Set the default 32bit/64bit archs with $with_arch
1245 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1247 2010-02-27 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/43186
1250 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1251 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1252 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1253 unroller iterations.
1255 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1257 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1258 required and i[34567]86-*-* targets don't support 64bit ISA.
1260 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1263 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1266 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1268 * config.gcc: Set the default arch at least to Prescott for
1269 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1270 if SSE math is enabled.
1272 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1274 * diagnostic.c (diagnostic_initialize): Update.
1275 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1277 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1278 (diagnostic_inhibit_notes): New.
1279 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1281 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1284 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1285 * doc/standards.texi: Likewise.
1286 * doc/extend.texi: Likewise.
1287 * doc/trouble.texi: Likewise.
1288 * doc/cppopts.texi: Likewise.
1289 * doc/install.texi: Likewise.
1290 * c.opt (std=c90,std=gnu90): New options.
1291 * c-opts.c (c_common_handle_option): Handle them.
1293 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1296 * c-decl.c (undeclared_variable): Use an informative note.
1298 2010-02-26 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/43186
1301 * gimple.h (gimple_fold): Remove.
1302 * gimple.c (gimple_fold): Remove. Inline into single user ...
1303 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1304 Try harder for conditions.
1306 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1309 * function.c (used_types_insert): Don't skip through named pointer
1310 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1311 and it is different from the main variant's type.
1313 2010-02-26 Nick Clifton <nickc@redhat.com>
1315 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1317 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1319 * config.gcc: Support --with-fpmath=sse for x86.
1321 * config/i386/ssemath.h: New.
1323 * doc/install.texi (--with-fpmath=sse): Documented.
1325 2010-02-26 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/43188
1328 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1329 vector types of over-aligned element type.
1331 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1335 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1337 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1339 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1341 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1343 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1344 * var-tracking.c: Include diagnostic.h.
1345 (debug_dv): New function.
1346 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1349 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1350 (add_value_chain, add_value_chains, remove_value_chain,
1351 remove_value_chains): Handle DEBUG_EXPRs.
1352 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1355 * regcprop.c (struct queued_debug_insn_change): New type.
1356 (struct value_data_entry): Add debug_insn_changes field.
1357 (struct value_data): Add n_debug_insn_changes field.
1358 (debug_insn_changes_pool): New variable.
1359 (free_debug_insn_changes, apply_debug_insn_changes,
1360 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1361 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1362 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1364 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1366 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1367 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1368 changes, call cprop_find_used_regs via note_stores.
1369 (copyprop_hardreg_forward): When copying vd from predecessor
1370 which has any queued DEBUG_INSN changes, make sure the pointers are
1371 cleared. At the end call df_analyze and then if there are any
1372 DEBUG_INSN changes queued at the end of some basic block for still
1373 live registers, apply them.
1374 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1376 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1378 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1381 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1383 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1384 targets. Set the default with_cpu/with_arch from arch/cpu.
1385 Allow x86-64 and native for with_cpu/with_arch.
1387 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1389 * ebitmap.c: Change calls to verify_popcount with calls to
1390 sbitmap_verify_popcount.
1391 (ebitmap_clear_bit): Fixed map->cacheindex test and
1392 map>cache update when bit clearing results in an empty
1395 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1398 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1399 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1400 and support both V2DF and V2DI modes.
1401 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1402 support both V2DF and V2DI modes.
1403 (general): Delete trailing whitespace from a few patterns.
1405 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1406 V2DF/V2DI interleave high/low builtins.
1408 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1411 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1412 interleave high/low functions.
1414 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1416 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1417 #pragma extern_prefix.
1419 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1422 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1423 BLKmode, assert op0 is a MEM and just adjust its mode.
1426 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1427 if bitpos isn't multiple of mode's bitsize.
1429 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1431 * c.opt (-ftemplate-depth=): New.
1432 (-ftemplate-depth-): Deprecate.
1433 * optc-gen.awk: Handle -ftemplate-depth=.
1434 * opth-gen.awk: Likewise.
1435 * c-opts.c (c_common_handle_option): Likewise.
1436 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1438 2010-02-24 Jason Merrill <jason@redhat.com>
1440 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1442 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * cfg.c (alloc_aux_for_block): Remove inline.
1445 (alloc_aux_for_edge): Likewise.
1447 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1449 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1451 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1453 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1454 * config/i386/sol2-gas.h: New file.
1455 * config.gcc (i[34567]86-*-solaris2*): Use it.
1457 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1460 * c-typeck.c (ep_convert_and_check): New.
1461 (build_conditional_expr): Use it.
1462 (build_binary_op): Likewise.
1464 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1466 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1469 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1470 bounds even for -O+.
1471 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1472 expr needs to have DECL_NAME set.
1474 2010-02-24 Nick Clifton <nickc@redhat.com>
1476 * config/mep/mep.c: Include gimple.h.
1477 (mep_function_uses_sp): Delete unused function.
1478 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1479 parameters. Use unsigned integers to count args. Return a
1480 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1482 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1485 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1486 greater or equal to nelt instead of 2 * nelt.
1487 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1490 2010-02-23 Jason Merrill <jason@redhat.com>
1493 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1494 in cfun->local_decls even if they have register types.
1497 * stor-layout.c (place_field): Don't warn about unnecessary
1498 DECL_PACKED if the type is packed.
1500 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1503 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1504 GOTOFF relocs, even when the base reg isn't pic pointer.
1506 2010-02-23 Michael Matz <matz@suse.de>
1509 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1510 (expand_gimple_basic_block): Generate and use debug temps if there
1511 are debug uses left after the last real use of TERed ssa names.
1512 Unlink debug immediate uses when they are expanded.
1514 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1517 * config/i386/i386.c (override_options): Reorganise to provide
1518 better error messages.
1520 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1523 * graphite-scop-detection.c (create_single_exit_edge): Move
1524 the call to find_single_exit_edge to....
1525 (create_sese_edges): ...here. Don't handle multiple edges
1526 exiting the function.
1527 (build_graphite_scops): Don't handle multiple edges
1528 exiting the function.
1530 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1533 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1534 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1536 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1539 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1541 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1544 * c-typeck.c (convert_arguments): Print declaration location.
1545 * c-common.c (validate_nargs): Rename as
1546 builtin_function_validate_nargs.
1547 (check_builtin_function_arguments): Update.
1549 2010-02-22 Richard Guenther <rguenther@suse.de>
1552 * tree-inline.c (declare_return_variable): Use the type of
1553 the call stmt lhs if available.
1555 2010-02-22 Duncan Sands <baldrick@free.fr>
1557 * passes.c (register_pass): Always consider all pass lists when
1558 ref_pass_instance_number is zero.
1560 2010-02-22 Richard Guenther <rguenther@suse.de>
1562 PR tree-optimization/42749
1563 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1564 parameter. Do arithmetic in the original type.
1565 (update_accumulator_with_ops): Likewise.
1566 (adjust_accumulator_values): Adjust.
1568 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1570 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1571 (QI to BLKmode splitter): New splitter.
1573 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1575 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1576 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1578 2010-02-22 Richard Guenther <rguenther@suse.de>
1580 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1582 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1584 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1585 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1586 ($(T)crti.o, $(T)crtn.o): Remove rules.
1588 2010-02-21 Tobias Burnus <burnus@net-b.de>
1591 * doc/invoke.texi (-fassociative-math): Document that this
1592 option is automatically enabled for Fortran.
1594 2010-02-20 David S. Miller <davem@davemloft.net>
1596 * configure.ac: Test if linker and assembler properly support
1597 GOTDATA_OP relocations.
1598 * configure: Rebuild.
1599 * config.in: Likewise.
1600 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1601 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1602 (movsi_high_pic): Likewise.
1603 (movdi_lo_sum_pic): Likewise.
1604 (movdi_high_pic): Likewise.
1605 (movsi_pic_gotdata_op): New pattern.
1606 (movdi_pic_gotdata_op): Likewise.
1607 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1608 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1610 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1614 attribute to ssemul.
1615 (xop_mulv2div2di3_high): Ditto.
1617 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1620 * c.opt (Wconversion-null): New option.
1621 * doc/invoke.texi (Wconversion-null): Document.
1623 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1625 * common.opt (Wlarger-than-): Add Undocumented.
1627 2010-02-19 Mike Stump <mikestump@comcast.net>
1629 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1631 2010-02-19 Jason Merrill <jason@redhat.com>
1634 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1635 * configure: Likewise.
1637 2010-02-20 Alan Modra <amodra@gmail.com>
1640 * cgraph.h (cgraph_make_decl_local): Declare.
1641 * cgraph.c (cgraph_make_decl_local): New function.
1642 (cgraph_make_node_local): Use it.
1643 * cgraphunit.c (cgraph_function_versioning): Likewise.
1644 * ipa.c (function_and_variable_visibility): Likewise.
1646 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1649 * except.c (sjlj_emit_function_enter): Don't call
1650 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1652 * rtl.h (add_reg_br_prob_note): Remove prototype.
1654 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1657 * c-common.c (conversion_warning): Remove widening conversions
1658 before checking the conversion of integers to reals.
1660 2010-02-19 Mike Stump <mikestump@comcast.net>
1663 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1666 * cgraphunit.c (process_function_and_variable_attributes): Check
1667 DECL_PRESERVE_P instead of looking up attribute "used".
1668 * ipa-pure-const.c (check_decl): Likewise.
1669 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1670 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1671 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1672 instead of attribute "used".
1673 * config/sol2-c.c (solaris_pragma_init): Likewise.
1674 (solaris_pragma_fini): Likewise.
1676 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1678 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1679 Use XCNEW instead of xcalloc.
1680 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1681 XNEW instead of xmalloc.
1682 (get_fields): Use XNEWVEC instead of xmalloc.
1685 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1686 populate vars array.
1687 (create_new_general_access): For debug stmts just reset value.
1688 (get_stmt_accesses): For accesses within debug stmts just record them
1689 using add_access_to_acc_sites instead of preventing the peeling or
1690 counting them as accesses.
1693 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1695 2010-02-19 Richard Guenther <rguenther@suse.de>
1697 PR tree-optimization/42916
1698 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1701 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1703 * configure.ac: Replace all uses of changequote in macro arguments
1704 with proper quoting.
1706 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1709 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1711 2010-02-19 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/42944
1714 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1715 test for aliasing with errno.
1717 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1720 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1721 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1722 * dojump.c: Include output.h.
1723 (inv): New inline function.
1724 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1725 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1726 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1727 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1728 argument, pass it down to other calls.
1729 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1730 add REG_BR_PROB note to the conditional jump.
1731 * cfgexpand.c (add_reg_br_prob_note): Removed.
1732 (expand_gimple_cond): Don't call it, add the probability
1733 as last argument to jumpif_1/jumpifnot_1.
1734 * Makefile.in (dojump.o): Depend on output.h.
1735 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1737 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1738 * stmt.c (do_jump_if_equal): Likewise.
1739 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1740 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1741 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1743 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1744 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1745 jumpifnot_1 callers.
1746 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1748 (store_expr): Adjust jumpifnot caller.
1749 (store_constructor): Adjust jumpif caller.
1752 * gimplify.c (gimple_boolify): For __builtin_expect call
1753 gimple_boolify also on its first argument.
1755 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1757 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1759 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1760 * configure: Regenerated.
1762 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1764 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1765 lang_hooks.types_compatible_p instead of comptypes.
1767 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1769 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1770 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1771 if __prefer_thumb__ is defined.
1773 2010-02-18 Martin Jambor <mjambor@suse.cz>
1775 PR tree-optimization/43066
1776 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1777 array with zero-sized element type.
1779 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1781 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1782 rtx, allocate struct var_loc_node here and return it to the
1783 caller, and only if it is actually needed.
1784 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1785 move it earlier and return immediately if it returns NULL.
1787 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1789 * config/sparc/gas.h: New file. Restore
1790 TARGET_ASM_NAMED_SECTION to its ELF default.
1791 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1793 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1794 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1795 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1796 after sparc/sysv4.h.
1798 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1800 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1802 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1804 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1805 patterns from predicated pattern.
1807 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1810 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1811 for insn mnemonic suffix.
1813 2010-02-17 Richard Guenther <rguenther@suse.de>
1815 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1818 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1821 * caller-save.c (save_call_clobbered_regs): If BB ends with
1822 a DEBUG_INSN, move any notes in between last real insn and the last
1823 DEBUG_INSN after the last DEBUG_INSN.
1825 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1827 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1828 Fix return type. Fix argument type. Explain meaning of return value.
1830 2010-02-16 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/41043
1833 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1834 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1836 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1838 2010-02-16 Ira Rosen <irar@il.ibm.com>
1840 PR tree-optimization/43074
1841 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1842 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1843 vectorizable cycles in hybrid SLP check.
1844 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1846 2010-02-16 Richard Guenther <rguenther@suse.de>
1848 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1849 (true_dependence): If memrefs_conflict_p computes must-alias
1850 trust it. Move TBAA check after offset-based disambiguation.
1851 (canon_true_dependence): Likewise.
1853 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1855 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1856 * doc/invoke.texi: Document it.
1857 * var-tracking.c: Include toplev.h and params.h.
1858 (vt_find_locations): Return bool indicating success. Compute
1859 hash sizes unconditionally. Check new parameter, report.
1860 (variable_tracking_main_1): Check vt_find_locations results and
1861 retry. Renamed from...
1862 (variable_tracking_main): ... this. New wrapper to preserve
1863 flag_var_tracking_assignments.
1864 * Makefile.in (var-tracking.o): Adjust dependencies.
1866 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1867 Jakub Jelinek <jakub@redhat.com>
1870 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1871 if weak_import attribute is present.
1872 * config/darwin.c (machopic_select_section): Likewise.
1874 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1876 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1877 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1878 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1879 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1881 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1883 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1886 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1887 Rewrite text to refer to the names.
1889 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1891 * config/i386/i386-builtin-types.def
1892 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1893 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1894 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1895 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1896 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1897 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1898 IX86_BUILTIN_VPERMIL2PS256.
1899 (MULTI_ARG_4_DF2_DI_I): Defined.
1900 (MULTI_ARG_4_DF2_DI_I1): Defined.
1901 (MULTI_ARG_4_SF2_SI_I): Defined.
1902 (MULTI_ARG_4_SF2_SI_I1): Defined.
1903 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1904 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1905 __builtin_ia32_vpermil2ps256.
1906 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1907 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1908 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1909 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1910 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1911 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1912 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1913 CODE_FOR_xop_vpermil2v8sf3.
1914 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1915 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1916 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1917 (_mm256_permute2_pd): New.
1918 (_mm_permute2_ps): New.
1919 (_mm256_permute2_ps): New.
1921 2010-02-15 Nick Clifton <nickc@redhat.com>
1923 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1924 boolean parameters. Use emit_jump_insn when emitting a pop
1925 instruction containing a return insn.
1926 (push): Use 'true' rather than '1' as second parameter to F.
1927 (h8300_expand_prologue): Likewise.
1928 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1929 (h8300_expand_epilogue): Likewise.
1931 2010-02-15 Richard Guenther <rguenther@suse.de>
1934 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1937 2010-02-15 Nick Clifton <nickc@redhat.com>
1939 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1942 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1944 * intl.c (fake_ngettext): New function.
1945 * intl.h (fake_ngettext): Declare.
1946 (ngettext): Define macro.
1947 * collect2.c (notice_translated): New function.
1948 (main): Use notice_translated and ngettext.
1949 * collect2.h (notice_translated): Declare.
1951 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1953 * reorg.c (delete_computation): Comment fixes.
1954 * caller-save.c (setup_save_areas): Idem.
1955 * sel-sched-dump.c (dump_lv_set): Idem.
1958 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1960 * config/s390/s390.c (s390_sched_init): New function.
1961 (TARGET_SCHED_INIT): Target hook defined.
1963 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1964 Jack Howarth <howarth@bromo.med.uc.edu>
1965 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1968 Partial revert of unintended change in fix for PR41605.
1969 * config/darwin.h: Fix typo.
1970 * config/darwin9.h: Same.
1972 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1974 * c-pch.c (pch_init): Clear v.
1976 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1979 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1980 graphite_can_represent_init for MULT_EXPR.
1982 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1986 * graphite-sese-to-poly.c (remove_phi): New.
1987 (translate_scalar_reduction_to_array): Call remove_phi.
1989 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1992 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1993 * graphite-clast-to-gimple.h (gloog): Update declaration.
1994 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1995 * graphite-poly.h (struct poly_bb): Add missing comments.
1996 (struct scop): Add poly_scop_p field.
1998 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1999 * graphite.c (graphite_transform_loops): Build the polyhedral
2000 representation for each scop before code generation.
2001 * sese.c (rename_variables_in_operand): Removed.
2002 (rename_variables_in_expr): Return the renamed expression.
2003 (rename_sese_parameters): New.
2004 * sese.h (rename_sese_parameters): Declared.
2006 2010-02-11 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/42998
2009 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2010 POINTER_PLUS_EXPR properly.
2012 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2013 Changpeng Fang <changpeng.fang@amd.com>
2016 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2017 the cost of an IV candidate when the IV is used in a test against zero.
2019 * gcc.dg/tree-ssa/ivopts-3.c: New.
2021 2010-02-11 Richard Guenther <rguenther@suse.de>
2024 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2025 pointer-vs-decl case by swapping refs. Handle some cases
2026 of pointer-vs-decl disambiguations more conservatively.
2027 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2028 to false after expanding.
2030 2010-02-11 Richard Guenther <rguenther@suse.de>
2033 * gcc.c (process_command): Handle LTO file@offset case more
2036 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2038 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2039 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2041 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2043 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2044 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2045 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2046 Optimize eq/ne comparisons when both arguments are known to be
2048 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2049 Don't mask operands unnecessarily if they are known to be already
2052 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2054 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2057 2010-02-10 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/43017
2060 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2061 for wrapping signed arithmetic.
2063 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2066 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2067 if no debug info should be emitted for it.
2069 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2071 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2072 note when flag_exceptions is set.
2074 2010-02-10 Duncan Sands <baldrick@free.fr>
2076 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2078 2010-02-10 Richard Guenther <rguenther@suse.de>
2081 * tree.c (get_unwidened): Handle constants.
2082 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2084 2010-02-10 Martin Jambor <mjambor@suse.cz>
2087 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2088 check for variable argument counts independently.
2090 2010-02-10 Christian Bruel <christian.bruel@st.com>
2093 * config/sh/sh.c (find_barrier): Increase length for non delayed
2094 conditional branches.
2096 2010-02-10 Christian Bruel <christian.bruel@st.com>
2098 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2100 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2102 * builtins.c (set_builtin_user_assembler_name): Also handle
2103 ffs if int is smaller than word.
2105 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2108 * ira-conflicts.c (get_dup): Remove.
2109 (process_reg_shuffles): Add new parameter. Use it as an
2110 additional guard for copy generation.
2111 (add_insn_allocno_copies): Rewrite.
2113 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2115 * common.opt (fsched2-use-traces): Preserved for backward
2117 * doc/invoke.texi: Remove the documentation about option
2118 -fsched2-use-traces.
2119 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2120 flag_sched2_use_traces.
2121 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2122 the backward compatibility flag section.
2124 2010-02-09 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/43008
2127 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2128 make HEAP variables initialized from global memory if they
2129 are not known builtin functions.
2130 (find_func_aliases): Adjust.
2132 2010-02-09 Richard Guenther <rguenther@suse.de>
2134 PR tree-optimization/43000
2135 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2136 arithmetic manually.
2138 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2140 PR tree-optimization/42931
2141 * tree-loop-linear.c (try_interchange_loops): Don't call
2142 double_int_mul if estimated_loop_iterations failed.
2144 2010-02-08 Martin Jambor <mjambor@suse.cz>
2147 * tree-sra.c (build_accesses_from_assign): Do not mark in
2148 should_scalarize_away_bitmap if stmt has volatile ops.
2149 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2152 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2154 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2156 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2158 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2161 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2164 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2166 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2169 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2170 to unknown_dependence.
2171 (graphite_legal_transform_dr): Handle the unknown_dependence.
2172 (graphite_carried_dependence_level_k): Same.
2174 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2176 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2178 2010-02-07 Richard Guenther <rguenther@suse.de>
2181 * expr.c (get_inner_reference): Always initialize *pbitsize.
2183 2010-02-07 Richard Guenther <rguenther@suse.de>
2186 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2187 new ARRAY_REFs on variable size element or minimal index arrays.
2189 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2190 gimple_fold_indirect_ref.
2192 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2195 * arm.c (arm_override_options): Just return if the user has specified
2196 an invalid fpu name.
2198 2010-02-03 Jason Merrill <jason@redhat.com>
2201 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2202 i386_pe_maybe_record_exported_symbol.
2204 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2207 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2208 (pa_delegitimize_address): New function.
2210 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2212 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2213 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2215 2010-02-05 Richard Guenther <rguenther@suse.de>
2218 * lto-streamer-in.c (get_resolution): Deal with references
2219 to undefined functions.
2221 2010-02-05 Richard Guenther <rguenther@suse.de>
2223 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2224 (fold_const_aggregate_ref): Likewise.
2225 (ccp_fold_stmt): Substitute loads.
2226 (maybe_fold_reference): Verify types before substituting.
2228 (fold_gimple_assign): Unshare properly.
2229 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2231 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2233 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2234 for rs6000_gen_cell_microcode.
2236 2010-02-04 Richard Guenther <rguenther@suse.de>
2238 PR rtl-optimization/42952
2239 * dse.c (const_or_frame_p): Remove MEM handling.
2241 2010-02-04 Nick Clifton <nickc@redhat.com>
2243 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2244 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2245 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2246 (mn10300_asm_output_mi_thunk): New function.
2247 (mn10300_can_output_mu_thunk): New function.
2248 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2249 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2250 (FUNCTION_ARG): Delete incorrect comment.
2252 2010-02-03 Jason Merrill <jason@redhat.com>
2255 * fold-const.c (operand_equal_p): Handle erroneous types.
2257 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2259 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2261 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2263 PR rtl-optimization/42941
2264 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2267 2010-02-03 Jason Merrill <jason@redhat.com>
2270 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2272 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2275 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2276 (cselib_reset_table): Renamed from...
2277 (cselib_reset_table_with_next_value): ... this.
2278 (cselib_get_next_uid): Renamed from...
2279 (cselib_get_next_unknown_value): ... this.
2280 * cselib.c (next_uid): Renamed from...
2281 (next_unknown_value): ... this.
2282 (cselib_clear_table): Adjust.
2283 (cselib_reset_table): Adjust. Renamed from...
2284 (cselib_reset_table_with_next_value): ... this.
2285 (cselib_get_next_uid): Adjust. Renamed from...
2286 (cselib_get_next_unknown_value): ... this.
2287 (get_value_hash): Use hash.
2288 (cselib_hash_rtx): Likewise.
2289 (new_cselib_val): Adjust. Set and dump uid.
2290 (cselib_lookup_mem): Pass next_uid as hash.
2291 (cselib_subst_to_values): Likewise.
2292 (cselib_log_lookup): Dump uid.
2293 (cselib_lookup): Pass next_uid as hash. Adjust.
2294 (cselib_process_insn): Adjust.
2295 (cselib_init): Initialize next_uid.
2296 (cselib_finish): Adjust.
2297 (dump_cselib_table): Likewise.
2298 * dse.c (canon_address): Dump value uid.
2299 * print-rtl.c (print_rtx): Print value uid.
2300 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2302 (dv_uid): New function, sort of renamed from...
2303 (dv_htab_hash): ... this, reimplemented in terms of it and...
2304 (dv_uid2hash): ... this. New.
2305 (variable_htab_eq): Drop excess assertions.
2306 (tie_break_pointers): Removed.
2307 (canon_value_cmp): Compare uids.
2308 (variable_post_merge_New_vals): Print uids.
2309 (vt_add_function_parameters): Adjust.
2310 (vt_initialize): Reset table. Adjust.
2312 2010-02-03 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/42944
2315 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2316 (call_may_clobber_ref_p_1): Likewise. Properly handle
2317 malloc and calloc clobbering errno.
2319 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2321 * doc/invoke.texi: Fix name of sched1 dump.
2323 * opts.c (decode_options): Set flag_tree_switch_conversion
2324 only conditionally on optimize >= 2.
2326 * gcse.c: Assorted comment fixes in pass description.
2328 2010-02-03 Anthony Green <green@moxielogic.com>
2330 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2331 nop padding in order to maintain alignment of storage location of
2332 target function address.
2333 (moxie_trampoline_init): Store target function address at newly
2335 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2337 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2339 2010-02-03 Richard Guenther <rguenther@suse.de>
2342 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2344 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2346 * config.gcc: Reenable check for obsolete targets.
2347 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2348 mips-sgi-irix6.[0-4]*.
2350 2010-02-02 Nick Clifton <nickc@redhat.com>
2352 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2353 constant size of 4 as being the same as 0.
2354 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2355 can take values in the range 0..4.
2357 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2360 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2361 as _darwin10_Unwind_FindEnclosingFunction().
2362 * libgcc-libsystem.ver: New.
2364 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2367 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2368 implicitly set registers.
2370 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2372 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2373 (arm_override_options): Allow automatic selection of the thread
2374 pointer register if thumb2.
2375 (legitimize_pic_address): Improve code sequences for Thumb2.
2376 (arm_call_tls_get_addr): Likewise.
2377 (legitimize_tls_address): Likewise.
2378 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2379 (pic_load_addr_32bit): ... this. New named pattern.
2380 * thumb2.md (pic_load_addr_thumb2): Delete.
2381 (pic_load_dot_plus_four): Delete.
2382 (tls_load_dot_plus_four): New named pattern.
2384 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2388 Document fix for TLS bug.
2390 2010-01-31 Richard Guenther <rguenther@suse.de>
2392 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2393 conservatively correct.
2395 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2399 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2401 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2403 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2405 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2407 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2409 * config.gcc: Adjust order of makefile fragments for mingw targets.
2411 2010-01-31 Richard Guenther <rguenther@suse.de>
2414 * gimplify.c (gimplify_init_constructor): For volatile LHS
2415 initialize a temporary.
2417 2010-01-31 Matthias Klose <doko@ubuntu.com>
2419 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2421 * configure: Regenerate.
2423 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2425 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2426 the same alias set and their sizes different constantness.
2427 (aliasing_component_refs_p): Revert 2009-10-24 change.
2429 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2431 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2434 2010-01-29 Richard Guenther <rguenther@suse.de>
2436 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2437 Assert we successfully updated the call.
2439 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2441 PR rtl-optimization/42889
2442 * df.h (df_set_bb_dirty_nonlr): New prototype.
2443 * df-core.c (df_set_bb_dirty_nonlr): New function.
2444 * df-scan.c (df_insn_rescan): Call it instead of
2445 df_set_bb_dirty for DEBUG_INSNs.
2447 2010-01-29 Richard Guenther <rguenther@suse.de>
2450 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2451 quadratic behavior in most cases.
2453 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2456 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2457 in the call to gen_x86_movsicc_0_m1.
2459 2010-01-28 Richard Guenther <rguenther@suse.de>
2461 PR tree-optimization/42871
2462 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2464 2010-01-28 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2467 into call arguments.
2469 2010-01-28 Richard Guenther <rguenther@suse.de>
2472 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2473 the forwarder if the destination is an EH landing pad.
2475 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2477 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2478 block list passed to gimple_duplicate_sese_tail.
2479 (parallelize_loops): Avoid parallelization when the function
2481 Avoid parallelization when the preheader is IRREDUCIBLE.
2482 Try to optimize when estimated_loop_iterations_int is unresolved.
2483 Add the loop's location to the dump file.
2484 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2485 (gimple_duplicate_sese_tail): Remove the check for the latch.
2486 Redirect nexits to the exit block.
2487 Remove handling of the incoming edges to the latch.
2488 Redirect the backedge from the copied latch to the exit bb.
2490 2010-01-28 Michael Matz <matz@suse.de>
2493 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2494 Wrap force_reg into a sequence, emit it before user.
2496 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2498 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2500 (arm_legacy_rev): Likewise.
2501 (thumb_legacy_rev): Likewise.
2503 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2505 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2506 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2507 on MEM's address failed, try avoid_constant_pool_reference and
2508 recurse if it returned something different.
2509 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2510 address, try avoid_constant_pool_reference and recurse if it
2511 returned something different.
2512 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2513 address and avoid_constant_pool_reference returned something
2514 different, don't set have_address.
2516 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2519 * var-tracking.c (val_store): Add modified argument, obey it.
2521 (count_uses): Move down logging of main.
2522 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2523 don't need resolution.
2524 (emit_notes_in_bb): Likewise.
2526 2010-01-27 Richard Guenther <rguenther@suse.de>
2529 * tree-inline.c (remap_decl): Delay remapping of SSA name
2530 default definitions until we need them.
2532 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2534 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2535 (rs6000_delegitimize_address): New function.
2537 * config/s390/s390.c (s390_delegitimize_address): Call
2538 delegitimize_mem_from_attrs.
2541 * tree-inline.c (cannot_copy_type_1): Removed.
2542 (copy_forbidden): Don't forbid copying of functions containing
2543 records/unions with variable length fields.
2545 2010-01-27 Christian Bruel <christian.bruel@st.com>
2549 * config/sh/sh.c (find_barrier): Increase length for non delayed
2550 conditional branches.
2552 2010-01-27 Matthias Klose <doko@ubuntu.com>
2554 * configure.ac (gnu-unique-object): Fix ldd version check.
2555 * configure: Regenerate.
2557 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2559 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2561 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2562 Test for HAVE_GNU_AS value.
2564 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2566 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2567 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2568 INT64_TYPE): Define.
2569 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2570 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2571 INT_LEAST64_TYPE): Define.
2572 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2573 UINT_LEAST64_TYPE): Define.
2574 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2575 INT_FAST64_TYPE): Define.
2576 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2577 UINT_FAST64_TYPE): Define.
2578 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2579 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2580 (SIG_ATOMIC_TYPE): Define.
2582 2010-01-26 Richard Guenther <rguenther@suse.de>
2584 * df-scan.c (df_scan_set_bb_info): Remove assert.
2585 (df_insn_rescan_debug_internal): Merge asserts.
2586 (df_install_ref): Likewise.
2587 (df_mark_reg): Use bitmap_set_range.
2588 (df_hard_reg_used_p): Remove assert.
2589 (df_hard_reg_used_count): Likewise.
2591 2010-01-26 Richard Guenther <rguenther@suse.de>
2593 PR rtl-optimization/42685
2594 * web.c (web_main): Ignore DEBUG_INSNs.
2596 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2598 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2600 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2601 Fix types of fndecl and arglist parameters.
2603 2010-01-26 Richard Guenther <rguenther@suse.de>
2606 * tree-eh.c (unsplit_eh): Skip debug insns.
2608 2010-01-26 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/42250
2611 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2613 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2616 * omp-low.c (expand_omp_sections): Only use single_pred if
2617 l2_bb is single_pred_p.
2619 2010-01-25 Christian Bruel <christian.bruel@st.com>
2622 * config/sh/sh.c (find_barrier): Increase length for non delayed
2623 conditional branches.
2624 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2626 2010-01-24 David S. Miller <davem@davemloft.net>
2628 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2629 define if not using GAS.
2630 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2631 Likewise. Delete SECTION_MERGE code, which is only applicable
2634 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2637 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2638 mangling of va_list in system headers.
2640 2010-01-23 Toon Moene <toon@moene.org>
2642 * tree-predcom.c (combine_chains): Return NULL, not false.
2644 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2646 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2647 initialization of variable res to agree with return type.
2649 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2651 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2652 * tree-sra.c: Add include of expr.h.
2654 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2656 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2657 insert the debug stmt on the single non-EH edge from the stmt.
2659 2010-01-22 Richard Henderson <rth@redhat.com>
2662 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2663 the RHS until after generate_subtree_copies has insertted its
2664 code before the current statement.
2666 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2668 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2670 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2672 2010-01-21 Martin Jambor <mjambor@suse.cz>
2674 PR tree-optimization/42585
2675 * tree-sra.c (struct access): New field grp_total_scalarization.
2676 (dump_access): Dump the new field.
2677 (should_scalarize_away_bitmap): New variable.
2678 (cannot_scalarize_away_bitmap): Likewise.
2679 (sra_initialize): Allocate new bitmaps.
2680 (sra_deinitialize): Free new bitmaps.
2681 (create_access_1): New function.
2682 (create_access): Parts moved to create_access_1.
2683 (type_consists_of_records_p): New function.
2684 (completely_scalarize_record): Likewise.
2685 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2686 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2687 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2689 (analyze_all_variable_accesses): Completely scalarize small eligible
2692 2010-01-21 Martin Jambor <mjambor@suse.cz>
2694 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2696 2010-01-21 Andrew Haley <aph@redhat.com>
2698 * gcc.c (process_command): Move lang_specific_driver before
2699 setting cc_libexec_prefix.
2701 2010-01-21 Richard Guenther <rguenther@suse.de>
2704 * fold-const.c (negate_expr_p): Pretend only negative
2705 real constants are easily negatable.
2707 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2708 Jason Merrill <jason@redhat.com>
2710 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2711 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2712 * calls.c (initialize argument_information): Handle it.
2713 * c-common.c (handle_transparent_union_attribute): Use new name.
2714 * c-decl.c (finish_struct): Ditto.
2715 * c-typeck.c (type_lists_compatible_p): Ditto.
2716 (convert_for_assignment): Use new name and also handle record.
2717 * function.c (aggregate_value_p): Handle it.
2718 (pass_by_reference): Ditto.
2719 (assign_parm_data_types): Ditto.
2720 * print-tree.c (print_node): Ditto.
2721 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2722 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2723 * tree.c (first_field): New fn.
2725 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2728 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2729 even when linking statically, for now.
2731 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2734 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2735 without a cselib val.
2736 (count_uses): Accept MO_VAL_SET with no val on stores.
2737 (add_stores): Likewise.
2739 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2741 * var-tracking.c (check_value_val): Add a compile time assertion.
2742 (dv_is_decl_p): Simplify.
2743 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2744 gcc_assert if ENABLE_CHECKING.
2746 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2749 * var-tracking.c: Include tree-flow.h.
2750 (mem_dies_at_call): New.
2751 (dataflow_set_preserve_mem_locs): Use it.
2752 (dataflow_set_remove_mem_locs): Likewise.
2753 (dump_var): Renamed from dump_variable. Adjust all callers.
2754 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2755 * Makefile.in (var-tracking.o): Adjust deps.
2757 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2759 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2761 2010-01-20 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/42717
2764 * tree-ssa-dce.c (get_live_post_dom): Remove.
2765 (forward_edge_to_pdom): Take an arbitrary edge to copy
2766 degenerate PHI args from.
2767 (remove_dead_stmt): Use the first post-dominator even if it
2768 does not contain live statements as redirection destination.
2770 2010-01-20 Richard Guenther <rguenther@suse.de>
2772 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2774 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2776 * sel-sched.c (create_speculation_check): Remove set but not used
2778 (try_transformation_cache): Remove set but not used variable ds.
2779 (calculate_privileged_insns): Remove set but not used variables
2780 cur_insn and min_spec_insn.
2781 (find_best_expr): Remove set but not used variable avail_n.
2782 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2784 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2786 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2787 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2790 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2793 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2794 cpu types. Add support for *-sse3 cpu types.
2795 (x86_64-*-*): Ditto.
2797 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2800 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2801 argument, call initializer_constant_valid_p_1 instead of
2802 initializer_constant_valid_p, pass CACHE to it, return NULL
2803 immediately if first call returns NULL.
2804 (initializer_constant_valid_p_1): New function.
2805 (initializer_constant_valid_p): Use it.
2807 2010-01-20 Thomas Quinot <quinot@adacore.com>
2809 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2811 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2813 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2814 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2815 (loc_list_from_tree): Don't handle unsigned division. Handle
2816 signed modulo using DW_OP_{over,over,div,mul,minus}.
2817 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2818 modulo instead of signed.
2820 2010-01-20 DJ Delorie <dj@redhat.com>
2822 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2824 (h8300_emit_stack_adjustment): Propogate it.
2826 (h8300_expand_prologue): Likewise.
2827 (h8300_expand_epilogue): Likewise.
2829 2010-01-19 Michael Matz <matz@suse.de>
2831 PR tree-optimization/41783
2832 * tree-data-ref.c (toplevel): Include flags.h.
2833 (dump_data_dependence_relation): Also dump the inputs if the
2834 result will be unknown.
2835 (split_constant_offset_1): Look through some conversions.
2836 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2837 the offset from last element is too large.
2838 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2839 (reassociate_to_the_same_stmt): Handle vector registers.
2840 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2842 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2843 wide_prolog_niters argument, emit widening instructions.
2844 (vect_do_peeling_for_alignment): Adjust caller, use widened
2845 variant of the iteration cound.
2846 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2848 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2851 * config/arm/neon-testgen.m (emit_automatics): New parameter
2852 features. Adjust for Fixed_return_reg feature.
2853 (test_intrinsic): Call emit_automatics with new feature.
2854 * config/arm/neon.ml: Update copyright years.
2855 (features): New Fixed_return_reg feature.
2856 (ops): Update feature for Vget_low.
2858 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2860 PR tree-optimization/42719
2861 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2865 * fwprop.c (all_uses_available_at): Return false if def_set dest
2866 is a REG that is used in def_insn.
2868 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2870 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2872 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2875 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2877 * target.h (struct gcc_target) <secondary_reload>: Change type
2878 of last argument to secondary_reload_info *.
2880 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2883 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2884 memory references with unaligned offsets. Remove CQImode handling.
2885 (unaligned_memory_operand): Return 1 for memory references with
2886 unaligned offsets. Remove CQImode handling.
2888 2010-01-18 Richard Guenther <rguenther@suse.de>
2891 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2894 2010-01-18 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/42781
2897 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2898 restrict processing only if the original variable was artificial.
2900 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2902 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2903 find number of popped argument bytes.
2905 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2906 Fix the text that describes the return value for invalid insns.
2908 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2910 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2911 Clarify what 'cost of the -dependence' is. Fix quoting.
2913 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2914 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2916 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2918 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2919 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2921 2010-01-17 Richard Guenther <rguenther@suse.de>
2924 * function.c (split_complex_args): Take a VEC to modify.
2925 (assign_parms_augmented_arg_list): Build a VEC instead of
2926 a chain of PARM_DECLs.
2927 (assign_parms_unsplit_complex): Take a VEC of arguments.
2928 Do not fixup unmodified parms.
2929 (assign_parms): Deal with the VEC.
2930 (gimplify_parameters): Likewise.
2932 2010-01-17 Richard Guenther <rguenther@suse.de>
2934 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2935 node existence check.
2936 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2937 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2938 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2939 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2940 (gimple_execute_on_growing_pred): Likewise.
2942 2010-01-17 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/42773
2945 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2946 (compute_antic_aux): Likewise.
2947 (compute_partial_antic_aux): Likewise.
2949 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2952 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2955 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2957 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2960 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2961 Fix markup for strict argument.
2963 (TARGET_SCHED_REORDER2): Fix argument types.
2965 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2966 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2968 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2969 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2971 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2974 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2975 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2976 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2977 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2978 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2980 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2982 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2984 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2985 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2987 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2989 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2992 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2994 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2995 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2997 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2999 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3001 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3002 referring to it. Fix language.
3004 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3006 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3008 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3010 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3012 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3013 '@var{stream}. Remove stray 'and'.
3015 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3017 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3019 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3021 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3022 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3024 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3025 Fix description of return value.
3026 Rename argument "sz" to "len."
3028 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3029 Clarify meaning of 'true' return value.
3031 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3033 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3034 rep_mode versus mode_rep.
3036 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3038 (TARGET_BUILTIN_DECL): Fix name.
3040 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3042 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3044 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3046 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3048 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3050 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3053 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3054 Rename argument tm_fn to md_fn.
3056 (TARGET_OPTION_PRINT): Fix argument list.
3058 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3061 * config/i386/i386.c (ix86_fixup_binary_operands):
3062 Revert FMA4 fixup of operands.
3064 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3067 * Makefile.in (write_entries_to_file, install-plugin):
3068 Use \012 instead of \n with tr.
3070 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3072 * configure.ac (HAVE_AS_REF): New C macro.
3073 * configure: Regenerate.
3074 * config.in: Likewise.
3075 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3077 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3080 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3082 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3084 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3086 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3088 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3090 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3092 (TARGET_BINDS_LOCAL_P): Fix argument type.
3094 (TARGET_ASM_FILE_END): Use prototype.
3096 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3098 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3100 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3102 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3104 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3105 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3107 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3108 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3110 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3111 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3112 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3113 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3115 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3117 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3119 (TARGET_INIT_BUILTINS): Use prototype.
3121 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3122 Put 'const char *' in braces. Fix parameter types.
3123 (TARGET_INVALID_CONVERSION): Fix parameter types.
3124 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3125 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3127 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3130 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3132 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3134 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3136 * doc/tm.texi (TARGET_HELP): Fix return type.
3138 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3139 in braces. Fix argument types.
3141 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3143 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3145 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3147 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3148 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3150 (TARGET_MANGLE_TYPE): Fix argument types.
3152 (TARGET_IRA_COVER_CLASSES): Use prototype.
3154 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3156 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3158 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3160 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3162 (TARGET_CALLEE_COPIES): Fix argument types.
3164 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3166 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3168 (TARGET_FUNCTION_VALUE): Fix argument types.
3170 (TARGET_RETURN_IN_MSB): Fix argument type.
3172 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3174 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3176 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3178 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3179 agree with return type.
3181 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3183 2010-01-15 Jing Yu <jingyu@google.com>
3185 PR rtl-optimization/42691
3186 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3187 a pseudo to a constant and are merged, and adjust comments.
3189 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3191 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3193 2010-01-15 Richard Guenther <rguenther@suse.de>
3196 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3197 labels of computed or non-local gotos to the destination.
3198 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3199 landing pad label is the first label.
3201 2010-01-15 Richard Guenther <rguenther@suse.de>
3203 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3205 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3208 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3209 to allow generation of the xssqrtdp instruction on power7.
3210 (sqrtdf2_fpr): Ditto.
3212 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3215 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3216 functions with noreturn attribute.
3219 * varasm.c (declare_weak): Add weak attribute to decl if it
3220 doesn't have one already.
3221 (assemble_external): Only add decls to weak_decls if they also
3222 have weak attribute.
3224 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3226 * var-tracking.c (var_reg_delete): Don't delete the association
3227 between REGs and values or one-part variables if the register
3230 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3233 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3234 because its first operand is a non-localized variable.
3236 2010-01-14 Martin Jambor <mjambor@suse.cz>
3238 PR tree-optimization/42706
3239 * tree-sra.c (encountered_recursive_call): New variable.
3240 (encountered_unchangable_recursive_call): Likewise.
3241 (sra_initialize): Initialize both new variables.
3242 (callsite_has_enough_arguments_p): New function.
3243 (scan_function): Call decl and flags check only for IPA-SRA, check
3244 whether there is a recursive call and whether it has enough arguments.
3245 (all_callers_have_enough_arguments_p): New function.
3246 (convert_callers): Look for recursive calls only when
3247 encountered_recursive_call is set.
3248 (ipa_early_sra): Bail out either if
3249 !all_callers_have_enough_arguments_p or
3250 encountered_unchangable_recursive_call.
3252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3254 * sel-sched.c: Add 2010 to copyright years.
3255 * sel-sched-ir.c: Likewise.
3256 * sel-sched-ir.h: Likewise.
3258 2010-01-14 Martin Jambor <mjambor@suse.cz>
3260 PR tree-optimization/42714
3261 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3262 constructors specially.
3264 2010-01-14 Andi Kleen <ak@linux.intel.com>
3266 * config/i386/drivers-i386.c (detect_caches_intel):
3267 Add l2sizekb parameter and fill in.
3268 (host_detect_local_cpu): Add l2sizekb, fill in.
3269 Add Atom small cache heuristic.
3271 2010-01-14 Andi Kleen <ak@linux.intel.com>
3273 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3274 Add level3 parameter and fill in.
3275 (detect_caches_intel): Handle level3 cache.
3277 2010-01-14 Andi Kleen <ak@linux.intel.com>
3279 * config/i386/drivers-i386.c (host_detect_local_cpu):
3280 Fix core duo detection.
3282 2010-01-14 Andi Kleen <ak@linux.intel.com>
3284 * config/i386/drivers-i386.c (host_detect_local_cpu):
3287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3289 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3290 (rs6000_variable_issue_1): this. Use...
3291 (rs6000_variable_issue): here. Reimplement. Print debug info.
3293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3295 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3296 sel_restore_notes. Update all callers. Call reemit_notes
3299 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3301 PR rtl-optimization/42246
3302 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3305 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3307 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3308 all successors is the same as number of successors in current region.
3310 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3312 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3313 to rename is not separable. Otherwise check that its LHS is not NULL.
3315 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3317 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3319 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3321 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3322 available registers when failed to discover LHS register class.
3323 Fix indentation. Update comment.
3325 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3326 Alexander Monakov <amonakov@ispras.ru>
3328 PR rtl-optimization/42389
3329 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3331 (advance_state_on_fence): Likewise.
3332 (sel_target_adjust_priority): Print debug output only when
3333 sched_verbose >= 4, not 2.
3334 (get_expr_cost): Do not issue all unique insns on the next cycle.
3335 (fill_insns): Initialize can_issue_more from the value saved
3337 * sel-sched-ir.c (flist_add): New parameter issue_more.
3338 Init FENCE_ISSUE_MORE with it.
3339 (merge_fences): Likewise.
3340 (init_fences): Update call to flist_add.
3341 (add_to_fences, add_clean_fence_to_fences)
3342 (add_dirty_fence_to_fences): Likewise.
3343 (move_fence_to_fences): Update call to merge_fences.
3344 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3346 * sel-sched-ir.h (struct _fence): New field issue_more.
3347 (FENCE_ISSUE_MORE): New accessor macro.
3349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3351 PR rtl-optimization/42388
3352 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3353 that have no predecessors nor successors. Do not call move_bb_info
3354 for empty blocks outside of current region.
3356 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3358 PR rtl-optimization/42294
3359 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3360 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3361 originators' originators.
3363 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3365 PR rtl-optimization/39453
3366 PR rtl-optimization/42246
3367 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3369 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3371 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3372 Alexander Monakov <amonakov@ispras.ru>
3375 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3376 (maybe_tidy_empty_bb): ... here. Make static. Add new
3377 argument. Update all callers.
3378 (tidy_control_flow): ... and here. Recompute topological order
3379 of basic blocks in region if necessary.
3380 (sel_redirect_edge_and_branch): Change return type. Return true
3381 if topological order might have been invalidated.
3382 (purge_empty_blocks): Export and move from...
3383 * sel-sched.c (purge_empty_blocks): ... here.
3384 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3385 (maybe_tidy_empty_bb): Delete prototype.
3386 (purge_empty_blocks): Declare.
3388 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3390 PR rtl-optimization/42249
3391 * sel-sched.c (try_replace_dest_reg): When chosen register
3392 and original register is the same, do not bail out early, but
3393 still check all original insns for validity of replacing destination
3394 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3397 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3400 Port from no-undefined-overflow branch:
3401 2009-03-09 Richard Guenther <rguenther@suse.de>
3403 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3405 2010-01-14 Richard Guenther <rguenther@suse.de>
3408 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3410 2010-01-14 Ira Rosen <irar@il.ibm.com>
3412 PR tree-optimization/42709
3413 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3414 as scalar type in creation of constant vector operand.
3416 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3419 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3420 (check-parallel-%): Match `testsuite' directory component only
3423 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3425 PR translation/39521
3426 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3429 2010-01-13 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/42730
3432 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3435 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3438 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3439 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3442 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3444 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3445 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3446 ___umulsi3_highpart.
3448 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3449 rather than schedule_insns if the pass is enabled.
3451 2010-01-13 Martin Jambor <mjambor@suse.cz>
3453 PR tree-optimization/42704
3454 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3457 2010-01-13 Martin Jambor <mjambor@suse.cz>
3459 PR tree-optimization/42703
3460 * tree-sra.c (analyze_access_subtree): Check that we can build a
3461 reference to the original data within the aggregate.
3463 2010-01-13 Richard Guenther <rguenther@suse.de>
3465 PR tree-optimization/42705
3466 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3468 2010-01-13 Richard Guenther <rguenther@suse.de>
3471 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3473 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3476 * var-tracking.c (values_to_unmark): New variable.
3477 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3478 values_to_unmark vector. Moved body to...
3479 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3480 instead queue it into values_to_unmark vector.
3481 (vt_find_locations): Free values_to_unmark vector.
3483 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3485 * config/s390/s390.c (override_options): Set
3486 default of max-pending-list-length to 256
3488 2010-01-13 Richard Guenther <rguenther@suse.de>
3491 * tree-pass.h (PROP_gimple_lcx): New.
3492 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3493 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3494 before the final cleanup_eh.
3495 (dump_properties): Dump PROP_gimple_lcx.
3496 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3497 (tree_lower_complex_O0): Remove.
3498 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3499 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3500 tree_lower_complex, schedule TODO_update_ssa.
3501 * lto-streamer-out.c (output_function): Stream the functions
3503 * lto-streamer-in.c (input_function): Likewise.
3504 (lto_read_body): Do not override them here.
3506 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3509 * c-typeck.c (build_c_cast): Fold value cast to union type before
3510 wrapping it in a CONSTRUCTOR.
3512 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3514 PR rtl-optimization/42699
3515 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3518 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3520 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3521 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3522 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3523 SUBTARGET_WARN_UNUSED_SPEC): ... here
3524 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3526 2010-01-12 Julian Brown <julian@codesourcery.com>
3528 * config/arm/neon-schedgen.ml (Utils): Don't try to
3529 open missing module.
3530 (find_with_result): New.
3532 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3535 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3536 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3538 PR tree-optimization/42645
3539 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3540 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3541 decl_map, set processing_debug_stmt to -1 and return name without
3544 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3546 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3547 binutils version, and reword target configuration description.
3549 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3551 * config/avr/avr.h (LINKER_NAME): Remove.
3553 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3556 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3557 that support VSX, warn for -mno-altivec if vsx is not disabled,
3560 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3561 Shujing Zhao <pearly.zhao@oracle.com>
3563 PR translation/42469
3564 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3565 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3566 character between option name and help text.
3567 * c.opt (imultilib): Likewise.
3569 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3571 * lto-streamer-out.c (output_unreferenced_globals): Output static
3574 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3576 PR rtl-optimization/42621
3577 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3578 optimizing for size.
3579 (duplicate_computed_gotos): Remove now-redundant check.
3581 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3584 * configure.ac: Save and restore LDFLAGS and LIBS
3585 * configure: Regenerate.
3587 2010-01-10 Richard Guenther <rguenther@suse.de>
3590 * builtins.c (fold_builtin_strlen): Add type argument and
3591 convert the resulting length to it.
3592 (fold_builtin_1): Adjust.
3594 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3596 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3597 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3599 (num_insns_constant_wide): Adjust for that change.
3601 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3604 * web.c (union_defs): Add used argument, to combine uses of
3606 (entry_register): Adjust type and tests of used argument.
3607 (web_main): Widen used for new use. Pass it to union_defs.
3608 * df.h (union_defs): Adjust prototype.
3610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3613 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3614 uses in new incoming argument. Free body.
3615 (reset_debug_uses_in_loop): New.
3616 (analyze_insn_to_expand_var): Call the latter if the former found
3617 anything. Fix whitespace. Reject invalid dest overlaps before
3618 going through all insns in the loop.
3620 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3623 * haifa-sched.c (dying_use_p): Debug insns don't count.
3625 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3628 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3629 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3630 (verify_gimple_call): Reject LHS in noreturn calls.
3632 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3636 * tree-vect-loop-manip.c (adjust_info): New type.
3637 (adjust_vec): New pointer to vector.
3638 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3639 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3640 (slpeel_update_phis_for_duplicate_loop): Use them.
3641 (slpeel_update_phi_nodes_for_guard1): Likewise.
3642 (slpeel_update_phi_nodes_for_guard2): Likewise.
3643 (slpeel_tree_peel_loop_to_edge): Likewise.
3644 (vect_update_ivs_after_vectorizer): Likewise.
3646 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3648 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3649 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3651 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3653 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3654 bogus uninitialized warning.
3656 2010-01-09 Richard Guenther <rguenther@suse.de>
3659 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3660 the evolution is compatible with the initial condition.
3662 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3664 * gcc.c (process_command): Update copyright notice dates.
3665 * gcov.c (print_version): Likewise.
3666 * gcov-dump.c (print_version): Likewise.
3667 * mips-tfile.c (main): Likewise.
3668 * mips-tdump.c (main): Likewise.
3670 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3673 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3675 (rotlhi3_8): Delete.
3677 (rotlsi3_8): Delete.
3678 (rotlsi3_16): Delete.
3679 (rotlsi3_24): Delete.
3681 (*rotw<mode>3): New.
3682 (*rotb<mode>3): New.
3683 * config/avr/avr.c (avr_rotate_bytes): New function.
3684 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3686 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3689 * configure.ac: Modify -rdynamic check.
3690 * configure: Regenerate.
3692 2010-01-08 DJ Delorie <dj@redhat.com>
3694 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3695 register popping order.
3697 2010-01-08 Richard Guenther <rguenther@suse.de>
3700 * c.opt (fsigned-char): Also let LTO handle this option.
3701 (funsigned-char): Likewise.
3703 2010-01-07 Richard Guenther <rguenther@suse.de>
3705 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3706 (gimple_op): Likewise.
3707 (gimple_op_ptr): Likewise.
3708 (gimple_assign_set_lhs): Remove gcc_assert.
3709 (gimple_assign_set_rhs1): Likewise.
3710 (gimple_assign_set_rhs2): Likewise.
3711 (gimple_call_set_lhs): Likewise.
3712 (gimple_call_set_fn): Likewise.
3713 (gimple_call_set_fndecl): Likewise.
3714 (gimple_call_fndecl): Likewise.
3715 (gimple_call_return_type): Likewise.
3716 (gimple_call_set_chain): Likewise.
3717 (gimple_call_num_args): Likewise.
3718 (gimple_call_set_arg): Likewise.
3719 (gimple_cond_set_code): Likewise.
3720 (gimple_cond_set_lhs): Likewise.
3721 (gimple_cond_set_rhs): Likewise.
3722 (gimple_cond_set_true_label): Likewise.
3723 (gimple_cond_set_false_label): Likewise.
3724 (gimple_label_set_label): Likewise.
3725 (gimple_goto_set_dest): Likewise.
3726 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3727 (gimple_debug_bind_get_value): Likewise.
3728 (gimple_debug_bind_get_value_ptr): Likewise.
3729 (gimple_debug_bind_set_var): Likewise.
3730 (gimple_debug_bind_set_value): Likewise.
3731 (gimple_debug_bind_reset_value): Likewise.
3732 (gimple_debug_bind_has_value_p): Likewise.
3733 (gimple_return_retval_ptr): Remove gcc_assert.
3734 (gimple_return_retval): Likewise.
3735 (gimple_return_set_retval): Likewise.
3736 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3737 (safe_referenced_var_iterator): Remove.
3738 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3739 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3740 (fill_referenced_var_vec): Remove.
3741 (first_readonly_imm_use): Remove redundant gcc_assert.
3742 (phi_arg_index_from_use): Combine gcc_asserts.
3743 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3744 (first_imm_use_stmt): Remove redundant gcc_assert.
3745 * tree-cfg.c (verify_gimple_call): Verify function and chain
3746 operands. Verify arguments.
3747 (verify_types_in_gimple_stmt): Verify condition code and labels.
3749 2010-01-07 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/42641
3752 * sese.c (rename_map_elt_info): Use the SSA name version, do
3755 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3757 PR tree-optimization/42625
3758 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3759 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3761 2010-01-07 Duncan Sands <baldrick@free.fr>
3763 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3765 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3768 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3769 note itself is not function_invariant_p.
3771 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3773 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3774 Do not add the DF_NOTE problem.
3775 * store-motion.c (execute_rtl_store_motion): Likewise.
3777 2010-01-07 Martin Jambor <mjambor@suse.cz>
3779 PR tree-optimization/42157
3780 * tree-sra.c (compare_access_positions): Stabilize sort if both
3781 accesses have integer types, return zero immediately if they are the
3784 2010-01-06 Richard Henderson <rth@redhat.com>
3787 * haifa-sched.c (add_to_note_list): Merge into ...
3788 (concat_note_lists): ... here, and ...
3789 (unlink_other_notes, rm_other_notes): Merge into...
3790 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3791 NOTE_INSN_EPILOGUE_BEG.
3793 2010-01-06 Richard Guenther <rguenther@suse.de>
3795 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3796 not inline regular functions into always-inline functions.
3798 2010-01-06 Nick Clifton <nickc@redhat.com>
3800 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3801 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3803 (OVERRIDE_OPTIONS): Delete.
3804 (OPTIMIZATION_OPTIONS): Define.
3805 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3806 * config/rx/rx.c (rx_handle_option): Issue an error message if
3807 -mcpu=rx200 and -fpu are used together.
3808 (rx_set_optimization_options): New function. Issue an error
3809 message if an optimization attribute attempts to reset the FPU/
3810 math optimization pairing.
3811 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3812 * config/rx/rx.opt: Set the default to 32-bit doubles.
3813 * config/rx/t-rx: Add multilibs for -nofpu option.
3814 * doc/invoke.texi: Update documentation of RX options.
3816 2010-01-06 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa-pre.c (name_to_id): New global.
3819 (alloc_expression_id): Simplify SSA name handling.
3820 (lookup_expression_id): Likewise.
3821 (init_pre): Zero name_to_id.
3822 (fini_pre): Free it.
3824 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3826 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3828 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/i386/sse.md (smaxv2di3): New.
3832 (umaxv2di3): Likewise.
3833 (sminv2di3): Likewise.
3834 (uminv2di3): Likewise.
3836 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3839 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3840 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3841 (legitimize_tls_address): Likewise.
3842 (sparc_tls_referenced_p): Likewise.
3843 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3844 and adjust calls to legitimize_pic_address.
3845 (legitimate_constant_p) Use sparc_tls_referenced_p.
3846 (legitimate_pic_operand_p): Likewise.
3847 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3848 (sparc_tls_symbol_ref_1): Delete.
3849 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3850 (legitimize_tls_address): Make static, handle CONST patterns.
3851 (legitimize_pic_address): Make static, remove unused parameter and
3852 adjust recursive calls.
3853 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3854 and adjust call to legitimize_pic_address.
3855 (sparc_output_mi_thunk): Likewise.
3857 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3858 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3862 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3863 operands to make them signed.
3866 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3869 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3870 GTU to GT for V4SI and V2DI.
3872 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3873 (umin<mode>3): Removed.
3875 (uminv4si3): Likewise.
3877 2010-01-05 Martin Jambor <mjambor@suse.cz>
3879 PR tree-optimization/42462
3880 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3881 current_function_decl to helper functions and macros.
3883 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * flags.h: Don't include real.h.
3887 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3888 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3889 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3890 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3891 * dominance.c: Update copyright.
3892 * gimple.c (walk_gimple_op): Remove inline.
3893 * tree-ssa-reassoc.c: Include real.h.
3894 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3895 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3897 2010-01-05 Nick Clifton <nickc@redhat.com>
3899 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3900 register to push into the stack frame when the accumulator has to
3901 be saved during interrupts.
3903 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3905 * doc/invoke.texi: Remove the documentation about option
3907 * common.opt (Wunreachable-code): Preserved for backward
3909 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3910 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3911 the backward compatibility flag section.
3913 2010-01-05 Richard Guenther <rguenther@suse.de>
3915 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3917 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3920 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3922 PR tree-optimization/42508
3923 * tree-sra.c (convert_callers): Check for recursive call
3924 by comparing cgraph nodes instead of decls.
3925 (modify_function): Call ipa_modify_formal_parameters also
3926 on all same_body aliases.
3928 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3929 cgraph nodes when checking for same_body aliases.
3931 2010-01-05 Richard Guenther <rguenther@suse.de>
3933 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3934 allocation and lookup.
3935 (get_or_alloc_expr_for_constant): Likewise.
3936 (phi_translate): Sink allocation.
3938 2010-01-04 Richard Guenther <rguenther@suse.de>
3940 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3941 a new entry only if needed.
3942 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3943 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3945 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3947 (phi_translate): Handle CONSTANTs early.
3949 2010-01-04 Martin Jambor <mjambor@suse.cz>
3951 PR tree-optimization/42398
3952 * tree-sra.c (struct access): Removed flag grp_different_types.
3953 (dump_access): Do not dump the removed flag.
3954 (sort_and_splice_var_accesses): Do not set the removed flag.
3955 (sra_modify_expr): Check for type compatibility directly.
3957 2010-01-04 Martin Jambor <mjambor@suse.cz>
3959 PR tree-optimization/42366
3960 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3961 edges with variable number of parameters.
3962 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3963 flag instead of asserting it.
3964 (ipa_read_node_info): Read uses_analysis_done flag.
3966 2010-01-04 Richard Guenther <rguenther@suse.de>
3968 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3969 iterative_hash_* as intended.
3970 (vn_reference_compute_hash): Likewise. Simplify hashing
3972 (vn_reference_lookup_2): Likewise.
3973 (vn_nary_op_compute_hash): Likewise.
3974 (vn_phi_compute_hash): Likewise.
3975 (expressions_equal_p): Remove strange code.
3976 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3977 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3978 (bitmap_insert_into_set_1): Take value-id as parameter.
3979 (add_to_value): Pass it.
3980 (bitmap_insert_into_set): Likewise.
3981 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3983 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3986 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3987 (do_self_spec): For switches with SWITCH_IGNORE set set also
3988 SWITCH_IGNORE_PERMANENTLY.
3989 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3992 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3994 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3995 tree of an unreferenced global var.
3997 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4001 GTU to GT for V4SI and V2DI.
4003 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4004 (umin<mode>3): Removed.
4006 (uminv4si3): Likewise.
4008 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4011 * collect2.c (main): Turn on trace in collect2 if -v is passed
4014 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4016 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4017 description of expression operand.
4019 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4021 * configure.ac: Add install-html to target_list for Make-hooks.
4022 * configure: Regenerate.
4023 * fortran/Make-lang.in (F95_HTMLFILES): New.
4024 (fortran.html): Use it.
4025 (fortran.install-html): New.
4026 * Makefile.in (install-html): Add lang.install-html.
4027 * java/Make-lang.in (JAVA_HTMLFILES): New.
4028 (java.html): Use it.
4029 (java.install-html): New.
4030 * objc/Make-lang.in (objc.install-html): New.
4031 * objcp/Make-lang.in (obj-c++.install-html): New.
4032 * cp/Make-lang.in (c++.install-html): New.
4033 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4034 * lto/Make-lang.in (lto.install-html): New.
4036 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4039 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4041 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4043 PR rtl-optimization/41862
4044 * store-motion.c (store_killed_in_insn, compute_store_table,
4045 remove_reachable_equiv_notes, replace_store_insn,
4046 build_store_vectors): Ignore all DEBUG_INSNs.
4048 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4051 * common.opt: Add dumpdir.
4053 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4055 (option_map): Add --dumpdir.
4057 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4059 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4061 * opts.c (decode_options): Try dump_dir_name first if
4062 dump_base_name isn't an absolute path.
4063 (common_handle_option): Handle OPT_dumpdir.
4065 * toplev.c (dump_dir_name): New.
4066 (print_switch_values): Also ignore -dumpdir.
4068 * toplev.h (dump_dir_name): New.
4070 2010-01-03 Richard Guenther <rguenther@suse.de>
4072 PR tree-optimization/42589
4073 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4074 double-word expansion of bswap32.
4076 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4078 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4079 with BLOCK_FOR_INSN.
4080 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4081 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4082 noce_process_if_block): Likewise.
4083 * gcse.c (compute_local_properties, insert_expr_in_table,
4084 insert_set_in_table, canon_list_insert, find_avail_set,
4085 pre_insert_copy_insn): Likewise.
4087 * basic-block.h (BLOCK_NUM): Move from here...
4088 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4090 2010-01-03 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/42438
4093 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4094 contains_may_not_return_call flag.
4095 (BB_MAY_NOTRETURN): New.
4096 (valid_in_sets): Trapping nary operations are not valid
4097 in blocks that may not return.
4098 (insert_into_preds_of_block): Remove check for trapping expressions.
4099 (compute_avail): Compute also BB_MAY_NOTRETURN.
4101 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4103 * doc/invoke.texi: Add 2010 to copyright years.
4105 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4107 * config/sparc/sparc.c: Fix formatting nits.
4109 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4110 Alexander Monakov <amonakov@ispras.ru>
4112 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4114 2010-01-02 Richard Guenther <rguenther@suse.de>
4117 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4118 (simplify_switch_using_ranges): Mark to be removed edges
4121 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4125 * collect2.c (scan_libraries): Add missing argument in call to
4128 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4131 * config/alpha/predicates.md (aligned_memory_operand): Return false
4133 (unaligned_memory_operand): Return true for CQImode.
4134 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4135 doesn not cross aligned SImode word boundary.
4137 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4139 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4141 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4142 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4144 2010-01-02 Richard Guenther <rguenther@suse.de>
4147 * toplev.c (compile_file): Emit LTO marker properly. Change
4149 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4151 2010-01-01 Richard Guenther <rguenther@suse.de>
4154 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4156 2010-01-01 Richard Guenther <rguenther@suse.de>
4159 * c-decl.c (grokdeclarator): For zero-size arrays force
4160 structural equality checks as layout_type does.
4162 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4164 * builtins.c: Update copyright to 2010.
4166 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4169 * lto-streamer-out.c (produce_asm): Revert the last change.
4170 (copy_function): Likewise.
4172 * lto-streamer.c (lto_get_section_name): Skip any leading
4175 2010-01-01 Richard Guenther <rguenther@suse.de>
4178 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4182 Copyright (C) 2010 Free Software Foundation, Inc.
4184 Copying and distribution of this file, with or without modification,
4185 are permitted in any medium without royalty provided the copyright
4186 notice and this notice are preserved.