1 2010-03-19 Mike Stump <mikestump@comcast.net>
3 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
10 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
12 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
14 PR rtl-optimization/42258
15 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
16 use that may match DEF.
19 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
20 the cost of loading the constant rather than assuming
22 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
23 outer code is AND, do the same tests as the andsi3 expander and
24 return COSTS_N_INSNS (1) if and is cheap.
26 * optabs.c (avoid_expensive_constant): Fix formatting.
28 2010-03-19 Michael Matz <matz@suse.de>
31 * attribs.c (decl_attributes): When rebuilding a function pointer
32 type use the same qualifiers as the original pointer type.
34 2010-03-19 Martin Jambor <mjambor@suse.cz>
36 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
37 and is_gimple_ip_invariant_address.
39 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
42 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
44 * config/arm/arm.c (arm_override_options): Turn off
45 flag_dwarf2_cfi_asm for AAPCS variants.
47 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
50 * config/arm/arm.c (emit_multi_reg_push): Update comments.
51 Use PRE_MODIFY instead of PRE_DEC.
52 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
53 (vfp_emit_fstmd): Likewise.
55 2010-03-19 Michael Matz <matz@suse.de>
58 * builtins.c (expand_builtin_interclass_mathfn,
59 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
62 2010-03-19 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/43415
65 * tree-ssa-pre.c (phi_translate): Split out worker to ...
66 (phi_translate_1): ... this.
67 (phi_translate): Move all caching here. Cache all NARY
68 and REFERENCE translations.
70 2010-03-19 David S. Miller <davem@davemloft.net>
72 With help from Eric Botcazou.
73 * config/sparc/sparc.c: Include dwarf2out.h.
74 (emit_pic_helper): Delete.
75 (pic_helper_symbol_name): Delete.
76 (pic_helper_emitted_p): Delete.
77 (pic_helper_needed): New.
78 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
79 (get_pc_thunk_name): New.
80 (load_pic_register): Remove 'delay_pic_helper' arg. Use
81 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
82 Set pic_helper_needed to true. Don't call emit_pic_helper.
83 (sparc_expand_prologue): Update load_pic_register call.
84 (sparc_output_mi_thunk): Likewise.
85 (sparc_file_end): Emit a hidden comdat symbol for the PIC
86 thunk if possible. Output CFI information as needed.
88 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
89 Jack Howarth <howarth@bromo.med.uc.edu>
92 * config/i386/i386.h: Fix ABI on darwin x86-32.
94 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
96 * tree.h: Declare make_decl_rtl_for_debug.
97 * varasm.c (make_decl_rtl_for_debug): New.
98 * dwarf2out.c (rtl_for_decl_location): Call it.
99 * cfgexpand.c (expand_debug_expr): Call it.
101 2010-03-18 Jakub Jelinek <jakub@redhat.com>
104 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
108 * var-tracking.c (vt_init_cfa_base): Do nothing if
109 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
112 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
115 * var-tracking.c (canonicalize_vars_star): New.
116 (dataflow_post_merge_adjust): Use it.
118 2010-03-18 Jakub Jelinek <jakub@redhat.com>
121 * var-tracking.c (non_suitable_const): New function.
122 (add_uses): For DEBUG_INSNs with constants, don't record any
123 value, instead just the constant value itself.
124 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
125 is not VAR_LOC_UNKNOWN_P, set var to the constant.
126 (emit_notes_in_bb): Likewise.
127 (emit_note_insn_var_location): For onepart variables if
128 cur_loc is a VOIDmode constant, use DECL_MODE.
130 2010-03-18 Martin Jambor <mjambor@suse.cz>
133 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
134 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
135 all non-clones. Moved call redirection...
136 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
138 (cgraph_materialize_all_clones): Dispose of all
139 combined_args_to_skip bitmaps.
140 (verify_cgraph_node): Do not check for edges pointing to wrong
141 nodes in inline clones.
142 * tree-inline.c (copy_bb): Call
143 cgraph_redirect_edge_call_stmt_to_callee.
144 * ipa.c (cgraph_remove_unreachable_nodes): Call
145 cgraph_node_remove_callees even when there are used clones.
147 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
149 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
151 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
154 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
157 2010-03-18 Michael Matz <matz@suse.de>
160 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
161 into sqrt(x) if we need to preserve signed zeros.
163 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
164 Eric Botcazou <ebotcazou@adacore.com>
166 PR rtl-optimization/43360
167 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
168 note if we don't know its invariant status.
170 2010-03-18 Michael Matz <matz@suse.de>
172 PR tree-optimization/43402
173 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
174 PHI chains of ssa names registered for update.
176 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
179 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
180 non-offsettable and pre_modify update addressing.
181 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
182 and "2" alternatives "#".
183 (*movdd_softfloat32): Make all alternatives "#";
184 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
185 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
186 (*movdf_softfloat32): Make all alternatives "#";
187 (movdi): Use the new DIFD mode iterator to create a common splitter
188 for movdi, movdf and movdd patterns.
190 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
192 * common.opt (dumpdir): Remove redundant tab.
194 2010-03-17 Martin Jambor <mjambor@suse.cz>
196 PR tree-optimization/43347
197 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
198 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
200 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
202 PR rtl-optimization/42216
203 * regrename.c (create_new_chain): New function, broken out from...
204 (scan_rtx_reg): ... here. Call it. Handle the case where we are
205 appending a use to an empty chain.
206 (build_def_use): Remove previous changes that convert OP_INOUT to
207 OP_OUT operands; instead detect the case where an OP_INOUT operand
208 uses a previously untracked register and create an empty chain for
211 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
213 * doc/extend.texi (Function Attributes): Rewrite unfinished
214 sentence in ms_abi documentation.
216 2010-03-17 Alan Modra <amodra@gmail.com>
218 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
219 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
220 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
221 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
223 2010-03-16 Richard Henderson <rth@redhat.com>
226 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
227 (lower_try_finally): Save and restore eh_seq around the expansion
230 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
232 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
233 statements before splitting block.
235 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
237 * doc/sourcebuild.texi (Testsuites): Fix markup.
238 Use pathnames relative to gcc/testsuite.
239 (Test Directives): Move description of how timeout is determined.
240 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
241 (C Tests): Correct gcc.misc-tests directory.
242 Framework tests now live in gcc.test-framework.
244 2010-03-16 Richard Guenther <rguenther@suse.de>
247 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
248 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
251 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
252 Alexandre Oliva <aoliva@redhat.com>
254 PR tree-optimization/42917
255 * lambda-code.c (remove_iv): Skip debug statements.
256 (lambda_loopnest_to_gcc_loopnest): Likewise.
257 (not_interesting_stmt): Debug statements are not interesting.
259 2010-03-16 Jakub Jelinek <jakub@redhat.com>
263 * cselib.c (cselib_preserve_constants,
264 cfa_base_preserved_val): New static variables.
265 (preserve_only_constants): New function.
266 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
267 clear its REG_VALUES. If cselib_preserve_constants, don't
268 empty the whole hash table, but preserve there VALUEs with constants,
269 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
270 (cselib_preserve_cfa_base_value): New function.
271 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
272 (cselib_init): Change argument to int bitfield. Set
273 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
275 (cselib_finish): Clear cselib_preserve_constants and
276 cfa_base_preserved_val.
277 * cselib.h (enum cselib_record_what): New enum.
278 (cselib_init): Change argument to int.
279 (cselib_preserve_cfa_base_value): New prototype.
280 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
281 * dse.c (dse_step1): Likewise.
282 * cfgcleanup.c (thread_jump): Likewise.
283 * sched-deps.c (sched_analyze): Likewise.
284 * gcse.c (local_cprop_pass): Likewise.
285 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
286 If FN is non-NULL, call the callback always and whenever it returns
287 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
288 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
289 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
290 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
291 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
292 * var-tracking.c: Include recog.h.
293 (bb_stack_adjust_offset): Remove.
294 (vt_stack_adjustments): Don't call it, instead just gather the
295 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
296 (adjust_stack_reference): Remove.
297 (compute_cfa_pointer): New function.
298 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
299 (struct adjust_mem_data): New type.
300 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
302 (get_address_mode): New function.
303 (replace_expr_with_values): Use it.
304 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
305 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
306 (adjust_sets): Remove.
307 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
308 Use get_address_mode.
309 (get_adjusted_src): Remove.
310 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
311 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
312 (add_with_sets): Don't call adjust_sets.
313 (fp_setter, vt_init_cfa_base): New functions.
314 (vt_initialize): Change return type to bool. Move most of pool etc.
315 initialization to the beginning of the function from end. Pass
316 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
317 If !frame_pointer_needed, call vt_stack_adjustment before mos
318 vector is filled, call vt_init_cfa_base if argp/framep has been
319 eliminated to sp. If frame_pointer_needed and argp/framep has
320 been eliminated to hard frame pointer, set
321 hard_frame_pointer_adjustment and call vt_init_cfa_base after
322 encountering fp setter in the prologue. For MO_ADJUST, call
323 log_op_type before pusing the op into mos vector, not afterwards.
324 Call adjust_insn before cselib_process_insn/add_with_sets,
325 call cancel_changes (0) afterwards.
326 (variable_tracking_main_1): Adjust for vt_initialize calling
327 vt_stack_adjustments and returning whether it succeeded or not.
329 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
331 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
334 2010-03-15 Jakub Jelinek <jakub@redhat.com>
336 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
338 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
339 drap_reg has not been set.
341 2010-03-15 Michael Matz <matz@suse.de>
344 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
345 use it to expand block copies.
346 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
347 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
348 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
350 2010-03-15 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/43367
353 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
356 2010-03-15 Richard Guenther <rguenther@suse.de>
358 PR tree-optimization/43317
359 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
361 2010-03-15 Martin Jambor <mjambor@suse.cz>
363 PR tree-optimization/43141
364 * tree-sra.c (create_abstract_origin): New function.
365 (modify_function): Call create_abstract_origin.
367 2010-03-15 Chris Demetriou <cgd@google.com>
369 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
372 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
375 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
376 call insert_out_of_ssa_copy for default definitions.
378 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
380 * graphite-clast-to-gimple.c (my_long_long): Defined.
381 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
382 * graphite-sese-to-poly.c (my_long_long): Defined.
383 (scop_ivs_can_be_represented): Use it.
385 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
387 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
388 graphite-max-bbs-per-function, and loop-block-tile-size.
389 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
391 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
393 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
395 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
397 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
398 (add_upper_bounds_from_estimated_nit): New.
399 (build_loop_iteration_domains): Use it.
401 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
403 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
405 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
408 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
409 should be an INTEGER_CST. Also handle CASE_CONVERT.
411 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
413 * graphite.c (graphite_initialize): To bound the number of bbs per
414 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
415 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
416 * doc/invoke.texi: Document it.
418 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
420 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
421 * graphite-sese-to-poly.h (build_poly_scop): Same.
423 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
425 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
426 the number of parameters in the scop. Use as an upper bound
427 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
428 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
429 * doc/invoke.texi: Document it.
431 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
433 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
434 * doc/c-tree.texi: Remove.
435 * doc/generic.texi: Merge c-tree.texi here.
436 * doc/gccint.texi (Trees): Remove menu entry.
437 (c-tree.texi): Remove @include.
438 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
439 * doc/languages.texi (Reading RTL): Ditto.
441 2010-03-12 Steve Ellcey <sje@cup.hp.com>
444 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
446 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
449 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
450 code added to work around reload clobbering CONST insns.
452 2010-03-12 Jakub Jelinek <jakub@redhat.com>
454 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
455 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
456 (cselib_preserve_only_values): Remove retain argument, don't
457 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
458 * cselib.h (cselib_preserve_only_values): Remove retain argument.
459 * var-tracking.c (micro_operation): Move insn field before union.
460 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
461 (struct variable_tracking_info_def): Remove n_mos field, change
462 mos into a vector of micro_operations.
463 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
464 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
465 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
466 changing into a vector.
467 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
468 come before all other uops generated by add_stores.
469 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
471 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
472 a vector. Run just one pass over the bbs instead of separate counting
473 and computation phase.
474 (vt_finalize): Free VTI (bb)->mos vector instead of array.
477 * tree-inline.c (remap_decls): Put old_var rather than origin_var
478 into *nonlocalized_list vector.
479 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
480 even if origin is non-NULL.
481 (gen_variable_die): Likewise.
482 (process_scope_var): Don't change origin.
483 (gen_decl_die): Likewise.
484 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
485 before adding new edges instead of after it, fix moving over
488 2010-03-11 David S. Miller <davem@davemloft.net>
490 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
492 * configure: Rebuild.
494 2010-03-11 Martin Jambor <mjambor@suse.cz>
496 PR tree-optimization/43257
497 * tree.c (assign_assembler_name_if_neeeded): New function.
498 (free_lang_data_in_cgraph): Assembler name assignment moved to the
500 * tree.h (assign_assembler_name_if_neeeded): Declare.
501 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
502 the function if needed.
504 2010-03-11 Chris Demetriou <cgd@google.com>
506 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
507 include/stdint-gcc.h, and include/stdint.h world-readable.
509 2010-03-11 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/43255
512 * tree-vrp.c (process_assert_insertions_for): Do not insert
513 asserts for trivial conditions.
515 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
517 PR tree-optimization/43280
518 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
519 generation. Move calculation of size out of the if branch.
520 (find_bswap): Modify compare number generation.
522 2010-03-11 Richard Guenther <rguenther@suse.de>
525 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
526 (input_gimple_stmt): Fixup handled component types during
527 operand read. Also fix up decls in ADDR_EXPRs.
529 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
531 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
532 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
534 2010-03-10 Jan Hubicka <jh@suse.cz>
537 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
538 * varasm.c (get_variable_section): Don't do that here...
539 (make_decl_rtl): ... and here.
540 (do_assemble_alias): Produce decl RTL.
541 (assemble_alias): Likewise.
543 2010-03-10 Jakub Jelinek <jakub@redhat.com>
546 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
547 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
549 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
550 (based_loc_descr): Only express drap or vdrap regno based expressions
551 using DW_OP_fbreg when not optimizing.
552 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
553 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
554 REG_CFA_SET_VDRAP note.
556 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
558 PR tree-optimization/43236
559 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
560 error in calculation of base address in reverse iteration case.
561 (generate_builtin): Take number of latch executions if the statement
564 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
567 * tree-eh.c: Include pointer-set.h.
568 (lower_eh_dispatch): Filter out duplicate case labels and
569 remove the unneeded edge when the label is unused. Return
570 true when some edges are removed.
571 (execute_lower_eh_dispatch): When any lowering resulted in
572 removing an edge, also delete unreachable blocks.
574 2010-03-10 Jakub Jelinek <jakub@redhat.com>
577 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
578 UNSPEC_MACHOPIC_OFFSET.
580 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
583 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
584 (m68k_delegitimize_address): New function.
586 2010-03-09 Jakub Jelinek <jakub@redhat.com>
589 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
592 * var-tracking.c (adjust_sets): New function.
593 (count_with_sets, add_with_sets): Use it.
594 (get_adjusted_src): New inline function.
595 (add_stores): Use it.
598 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
599 call cselib_dummy_expand_value_rtx_cb instead of
600 cselib_expand_value_rtx_cb.
603 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
604 * config/i386/i386.c: Include debug.h and dwarf2out.h.
605 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
606 and .cfi_endproc around the pic thunks.
607 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
608 all queued unwind info register saves are saved before the call.
609 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
610 considered as sp-=4 for unwind info and the pop as sp+=4 which
611 also clobbers dest, but doesn't actually restore it.
614 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
617 2010-03-09 Jie Zhang <jie@codesourcery.com>
619 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
620 whitespaces in output template.
622 2010-03-09 Jie Zhang <jie@codesourcery.com>
624 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
627 2010-03-08 Jakub Jelinek <jakub@redhat.com>
629 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
630 builtins.exp in a separate job.
632 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
634 * graphite-sese-to-poly.c (add_param_constraints): Use
635 lower_bound_in_type and upper_bound_in_type.
637 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
639 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
640 instead of unsigned_type_node.
642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
643 Reza Yazdani <reza.yazdani@amd.com>
646 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
647 on pointer type parameters.
649 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
653 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
654 handle conversions from pointer to integers.
655 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
656 induction variable, to be able to work with code generated by CLooG.
657 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
658 (build_poly_scop): Bail out if we cannot codegen a loop.
660 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
662 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
663 code generation with gloog_error.
665 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
667 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
668 Call fold_convert on all the returned values.
669 (expand_scalar_variables_expr): Pass to
670 expand_scalar_variables_ssa_name the type of the resulting expression.
672 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
674 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
675 ppl_min_for_le_pointset.
676 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
677 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
679 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
681 * graphite-dependences.c (map_into_dep_poly): Removed.
682 (dependence_polyhedron_1): Use combine_context_id_scat.
684 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
686 * graphite-poly.h (struct poly_scattering): Add layout documentation.
687 (struct poly_bb): Same.
688 (combine_context_id_scat): New.
690 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
693 * sese.c (name_defined_in_loop_p): Return false for default
696 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
698 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
699 and clean up the logic.
701 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
703 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
706 2010-03-08 Jakub Jelinek <jakub@redhat.com>
708 * var-tracking.c (remove_cselib_value_chains): Define only for
710 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
711 delete_slot_part, emit_notes_for_differences_1): Don't call
712 remove_cselib_value_chains here.
713 (set_slot_part, emit_notes_for_differences_2): Don't call
714 add_cselib_value_chains here.
715 (preserved_values): New vector.
716 (preserve_value): New function.
717 (add_uses, add_stores, vt_add_function_parameters): Use it
718 instead of cselib_preserve_value.
719 (changed_values_stack): New vector.
720 (check_changed_vars_0): New function.
721 (check_changed_vars_1, check_changed_vars_2): Use it.
722 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
723 changed_values_stack VALUEs.
724 (vt_emit_notes): For all preserved_values call
725 add_cselib_value_chains. If ENABLE_CHECKING call
726 remove_cselib_value_chains before verifying value_chains is empty.
727 Initialize and free changed_values_stack.
728 (vt_initialize): Initialize preserved_values.
729 (vt_finalize): Free preserved_values.
731 2010-03-08 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/43269
734 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
737 2010-03-08 Martin Jambor <mjambor@suse.cz>
739 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
740 (ipa_is_param_called): Removed.
741 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
742 (ipa_print_node_params): Do not print the called flag.
743 (ipa_write_node_info): Do not stream the called flag.
744 (ipa_read_node_info): Likewise.
746 2010-03-07 Jakub Jelinek <jakub@redhat.com>
749 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
750 * cselib.c (struct expand_value_data): Add dummy field.
751 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
753 (cselib_dummy_expand_value_rtx_cb): New function.
754 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
756 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
757 * var-tracking.c: Include pointer-set.h.
758 (variable): Change n_var_parts to char from int. Add
759 cur_loc_changed and in_changed_variables fields.
760 (variable_canonicalize): Remove.
761 (shared_var_p): New inline function.
762 (unshare_variable): Maintain cur_loc_changed and
763 in_changed_variables fields. If var was in changed_variables,
764 replace it there with new_var. Just copy cur_loc instead of
765 resetting it to something else.
766 (variable_union): Don't recompute cur_loc. Use shared_var_p.
767 (dataflow_set_union): Don't call variable_canonicalize.
768 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
769 of their DEBUG_EXPR_TREE_DECLs.
770 (canonicalize_loc_order_check): Verify that cur_loc is NULL
771 and in_changed_variables and cur_loc_changed is false.
772 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
773 and cur_loc_changed. Don't update cur_loc here.
774 (variable_merge_over_src): Don't call variable_canonicalize.
775 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
776 removing loc that is equal to cur_loc, clear cur_loc,
777 set cur_loc_changed and ensure variable_was_changed is called.
778 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
779 compare pointers in cur_loc check, if it is equal to loc,
780 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
781 (variable_different_p): Remove compare_current_location argument,
782 don't compare cur_loc.
783 (dataflow_set_different_1): Adjust variable_different_p caller.
784 (variable_was_changed): If dv had some var in changed_variables
785 already, reset in_changed_variables flag for it and propagate
786 cur_loc_changed over to the new variable. On empty var
787 always set cur_loc_changed. Set in_changed_variables on whatever
788 var is added to changed_variables.
789 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
790 Use shared_var_p. When removing loc that is equal to cur_loc,
791 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
792 end, don't set it to something else, just call variable_was_changed.
793 (delete_slot_part): Use shared_var_p. When cur_loc equals to
794 loc being removed, clear cur_loc and set cur_loc_changed.
795 Set cur_loc_changed if all locations have been removed.
796 (struct expand_loc_callback_data): New type.
797 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
798 allocated. Always create SUBREGs if simplify_subreg failed.
799 Prefer to use cur_loc, when that fails and still in
800 changed_variables (and seen first time) recompute it. Set
801 cur_loc_changed of variables which had to change cur_loc and
802 compute elcd->cur_loc_changed if any of the subexpressions used
803 had to change cur_loc.
804 (vt_expand_loc): Adjust to pass arguments in
805 expand_loc_callback_data structure.
806 (vt_expand_loc_dummy): New function.
807 (emitted_notes): New variable.
808 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
809 that weren't used for any other decl in current
810 emit_notes_for_changes call call vt_expand_loc_dummy to update
811 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
812 first loc_chain location if NULL before. Always use just
813 cur_loc instead of first loc_chain location. When cur_loc_changed
814 is false, when not --enable-checking=rtl just don't emit any note.
815 When rtl checking, compute the note and assert it is the same
816 as previous note. Clear cur_loc_changed and in_changed_variables
817 at the end before removing from changed_variables.
818 (check_changed_vars_3): New function.
819 (emit_notes_for_changes): Traverse changed_vars to call
820 check_changed_vars_3 on each changed var.
821 (emit_notes_for_differences_1): Clear cur_loc_changed and
822 in_changed_variables. Recompute cur_loc of new_var.
823 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
824 (vt_emit_notes): Initialize and destroy emitted_notes.
826 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
828 PR rtl-optimization/42220
829 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
830 Use verify_reg_tracked to determine if we should use OP_OUT rather
832 (build_def_use): If we see an in-out operand for a register that we
833 know nothing about, treat is an output if possible, fail the block if
836 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
839 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
842 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
845 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
846 uses of relevant DEFs that are dead outside the loop too.
848 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
850 * var-tracking.c (dataflow_set_merge): Swap src and src2.
852 2010-01-13 Jakub Jelinek <jakub@redhat.com>
854 * var-tracking.c (values_to_unmark): New variable.
855 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
856 values_to_unmark vector. Moved body to...
857 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
858 instead queue it into values_to_unmark vector.
859 (vt_find_locations): Free values_to_unmark vector.
861 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
863 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
864 (site.exp): Export them when plugins are enabled.
866 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
869 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
871 (chrec_fold_multiply): Same.
873 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
876 * c-decl.c (build_compound_literal): Return early if init is
879 2010-03-04 Martin Jambor <mjambor@suse.cz>
881 PR tree-optimization/43164
882 PR tree-optimization/43191
883 * tree-sra.c (type_consists_of_records_p): Reject records with
884 zero-size bit-fields at the end.
886 2010-03-04 Mike Stump <mikestump@comcast.net>
888 * Makefile.in (TAGS): Remove *.y.
890 2010-03-04 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/40761
893 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
895 (my_rev_post_order_compute): New function.
898 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
901 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
902 decrease the cost of an IV candidate when the cost is infinite.
904 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
906 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
907 Use '3DNow!' for the extension of that name, ensure normal space
909 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
911 2010-03-03 Jeff Law <law@redhat.com>
913 * PR middle-end/32693
914 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
916 (extract_bit_field_1): Likewise.
918 2010-03-03 Janis Johnson <janis187@us.ibm.com>
920 * doc/sourcebuild.texi (Test directives): Document that arguments
921 include-opts and exclude-opts are now optional for dg-skip-if,
922 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
924 2010-03-03 Jason Merrill <jason@redhat.com>
927 * cgraph.h (varpool_node): Add extra_name field.
928 * varpool.c (varpool_extra_name_alias): New.
929 (varpool_assemble_decl): Emit extra name aliases.
930 (varpool_mark_needed_node): Look past an extra name alias.
931 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
932 * lto-streamer-in.c (lto_input_tree): Read it.
933 * lto-streamer-out.c (output_unreferenced_globals): Write it.
935 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
937 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
938 (sparc*-*-solaris2*): ...this.
940 2010-03-03 Jakub Jelinek <jakub@redhat.com>
943 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
944 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
945 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
946 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
949 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
950 fallthrough to default handling, just with want_address 0 instead of 2.
951 For single element lists, add_AT_loc directly, otherwise create an
952 artificial variable DIE and stick location list to it.
955 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
956 (VAL_EXPR_HAS_REVERSE): Define.
957 (reverse_op): New function.
958 (add_stores): For reversible operations add an extra MO_VAL_USE.
960 2010-03-02 Jason Merrill <jason@redhat.com>
962 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
964 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
966 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
967 (sparc64-*-linux*): Likewise.
968 (sparc64-*-solaris2*): Include assembler files before linker ones.
969 (sparc-*-solaris2*): Simplify and reorder to match previous case.
970 * config/sparc/gas.h: Delete.
971 * config/sparc/sol2-64.h: Add copyright notice.
972 * config/sparc/sol2-gas-bi.h: Likewise.
973 * config/sparc/sol2-gld.h: Likewise.
974 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
975 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
976 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
977 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
978 (sparc_elf_asm_named_section): Rename into...
979 (sparc_solaris_elf_asm_named_section): ...this. Always define.
981 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
983 * config/alpha/alpha.c (override_options): Fix -mtune error message.
985 2010-03-02 Jeff Law <law@redhat.com>
988 * reload1.c (rtx_p, substitute_stack): Declare.
989 (substitute): Record addresses of changed rtxs.
990 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
991 Restore the original rtx when complete.
992 (reload): Free subsitute_stack when complete.
994 2010-03-02 Janis Johnson <janis187@us.ibm.com>
996 * doc/gccint.texi (menu): Add Testsuites as a chapter.
997 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
999 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1000 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1001 Torture Tests): Change from subsection to section.
1003 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1004 Steven Bosscher <steven@gcc.gnu.org>
1006 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1009 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1012 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1013 the assignment from the new induction variable to the assignment
1014 of the value from the original loop PHI function.
1016 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1017 Daniel Jacobowitz <dan@codesourcery.com>
1019 * doc/sourcebuild.texi (Test directives): Clarify options to
1022 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1024 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1025 Disable cfi directives unless GCC and gas agree on using read-only
1026 .eh_frame sections for 64-bit.
1027 * configure: Regenerate.
1029 2010-03-01 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/43220
1032 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1033 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1035 2010-03-01 Richard Guenther <rguenther@suse.de>
1036 Martin Jambor <mjambor@suse.cz>
1039 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1040 gimplified parameters.
1042 2010-03-01 Christian Bruel <christian.bruel@st.com>
1044 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1046 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1048 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1050 2010-03-01 Richard Guenther <rguenther@suse.de>
1053 * expr.c (expand_assignment): Use the alias-oracle to tell
1054 if the rhs aliases the result decl.
1056 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1059 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1060 to sol_gt_pch_get_address.
1061 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1062 64-bit, SPARC and x86.
1063 (sol_gt_pch_get_address): New function.
1065 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1067 * toplev.h (inform_n, error_n): Declare.
1068 * diagnostic.c (inform_n, error_n): New function.
1070 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1072 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1073 has no rtl yet when processing local_decls, queue it and recheck
1074 if deferred stack allocation hasn't assigned it rtl.
1076 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1078 * config/sh/sh.c (unspec_bbr_uid): New.
1079 (gen_block_redirect): Use it instead of INSN_UID.
1080 (gen_far_branch): Likewise.
1082 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1085 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1087 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1089 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1090 (Warning Options): -Wno-conversion-null is valid for
1091 Objective-C++ as well.
1092 * doc/tm.texi (Named Address Spaces): Likewise.
1093 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1094 * doc/tree-ssa.texi (Tree SSA): Likewise.
1096 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1099 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1100 by default. Don't set the default arch for
1101 i[34567]86-*-darwin*|x86_64-*-darwin*.
1103 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1106 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1107 default. Set the default 32bit/64bit archs with $with_arch
1108 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1110 2010-02-27 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/43186
1113 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1114 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1115 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1116 unroller iterations.
1118 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1120 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1121 required and i[34567]86-*-* targets don't support 64bit ISA.
1123 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1126 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1129 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1131 * config.gcc: Set the default arch at least to Prescott for
1132 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1133 if SSE math is enabled.
1135 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1137 * diagnostic.c (diagnostic_initialize): Update.
1138 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1140 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1141 (diagnostic_inhibit_notes): New.
1142 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1144 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1147 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1148 * doc/standards.texi: Likewise.
1149 * doc/extend.texi: Likewise.
1150 * doc/trouble.texi: Likewise.
1151 * doc/cppopts.texi: Likewise.
1152 * doc/install.texi: Likewise.
1153 * c.opt (std=c90,std=gnu90): New options.
1154 * c-opts.c (c_common_handle_option): Handle them.
1156 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1159 * c-decl.c (undeclared_variable): Use an informative note.
1161 2010-02-26 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/43186
1164 * gimple.h (gimple_fold): Remove.
1165 * gimple.c (gimple_fold): Remove. Inline into single user ...
1166 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1167 Try harder for conditions.
1169 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1172 * function.c (used_types_insert): Don't skip through named pointer
1173 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1174 and it is different from the main variant's type.
1176 2010-02-26 Nick Clifton <nickc@redhat.com>
1178 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1180 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1182 * config.gcc: Support --with-fpmath=sse for x86.
1184 * config/i386/ssemath.h: New.
1186 * doc/install.texi (--with-fpmath=sse): Documented.
1188 2010-02-26 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/43188
1191 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1192 vector types of over-aligned element type.
1194 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1198 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1200 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1202 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1204 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1206 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1207 * var-tracking.c: Include diagnostic.h.
1208 (debug_dv): New function.
1209 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1212 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1213 (add_value_chain, add_value_chains, remove_value_chain,
1214 remove_value_chains): Handle DEBUG_EXPRs.
1215 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1218 * regcprop.c (struct queued_debug_insn_change): New type.
1219 (struct value_data_entry): Add debug_insn_changes field.
1220 (struct value_data): Add n_debug_insn_changes field.
1221 (debug_insn_changes_pool): New variable.
1222 (free_debug_insn_changes, apply_debug_insn_changes,
1223 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1224 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1225 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1227 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1229 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1230 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1231 changes, call cprop_find_used_regs via note_stores.
1232 (copyprop_hardreg_forward): When copying vd from predecessor
1233 which has any queued DEBUG_INSN changes, make sure the pointers are
1234 cleared. At the end call df_analyze and then if there are any
1235 DEBUG_INSN changes queued at the end of some basic block for still
1236 live registers, apply them.
1237 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1239 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1241 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1244 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1246 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1247 targets. Set the default with_cpu/with_arch from arch/cpu.
1248 Allow x86-64 and native for with_cpu/with_arch.
1250 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1252 * ebitmap.c: Change calls to verify_popcount with calls to
1253 sbitmap_verify_popcount.
1254 (ebitmap_clear_bit): Fixed map->cacheindex test and
1255 map>cache update when bit clearing results in an empty
1258 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1261 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1262 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1263 and support both V2DF and V2DI modes.
1264 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1265 support both V2DF and V2DI modes.
1266 (general): Delete trailing whitespace from a few patterns.
1268 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1269 V2DF/V2DI interleave high/low builtins.
1271 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1274 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1275 interleave high/low functions.
1277 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1279 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1280 #pragma extern_prefix.
1282 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1285 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1286 BLKmode, assert op0 is a MEM and just adjust its mode.
1289 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1290 if bitpos isn't multiple of mode's bitsize.
1292 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * c.opt (-ftemplate-depth=): New.
1295 (-ftemplate-depth-): Deprecate.
1296 * optc-gen.awk: Handle -ftemplate-depth=.
1297 * opth-gen.awk: Likewise.
1298 * c-opts.c (c_common_handle_option): Likewise.
1299 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1301 2010-02-24 Jason Merrill <jason@redhat.com>
1303 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1305 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1307 * cfg.c (alloc_aux_for_block): Remove inline.
1308 (alloc_aux_for_edge): Likewise.
1310 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1312 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1314 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1316 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1317 * config/i386/sol2-gas.h: New file.
1318 * config.gcc (i[34567]86-*-solaris2*): Use it.
1320 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1323 * c-typeck.c (ep_convert_and_check): New.
1324 (build_conditional_expr): Use it.
1325 (build_binary_op): Likewise.
1327 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1329 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1332 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1333 bounds even for -O+.
1334 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1335 expr needs to have DECL_NAME set.
1337 2010-02-24 Nick Clifton <nickc@redhat.com>
1339 * config/mep/mep.c: Include gimple.h.
1340 (mep_function_uses_sp): Delete unused function.
1341 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1342 parameters. Use unsigned integers to count args. Return a
1343 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1345 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1348 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1349 greater or equal to nelt instead of 2 * nelt.
1350 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1353 2010-02-23 Jason Merrill <jason@redhat.com>
1356 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1357 in cfun->local_decls even if they have register types.
1360 * stor-layout.c (place_field): Don't warn about unnecessary
1361 DECL_PACKED if the type is packed.
1363 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1367 GOTOFF relocs, even when the base reg isn't pic pointer.
1369 2010-02-23 Michael Matz <matz@suse.de>
1372 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1373 (expand_gimple_basic_block): Generate and use debug temps if there
1374 are debug uses left after the last real use of TERed ssa names.
1375 Unlink debug immediate uses when they are expanded.
1377 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1380 * config/i386/i386.c (override_options): Reorganise to provide
1381 better error messages.
1383 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1386 * graphite-scop-detection.c (create_single_exit_edge): Move
1387 the call to find_single_exit_edge to....
1388 (create_sese_edges): ...here. Don't handle multiple edges
1389 exiting the function.
1390 (build_graphite_scops): Don't handle multiple edges
1391 exiting the function.
1393 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1396 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1397 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1399 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1402 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1404 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1407 * c-typeck.c (convert_arguments): Print declaration location.
1408 * c-common.c (validate_nargs): Rename as
1409 builtin_function_validate_nargs.
1410 (check_builtin_function_arguments): Update.
1412 2010-02-22 Richard Guenther <rguenther@suse.de>
1415 * tree-inline.c (declare_return_variable): Use the type of
1416 the call stmt lhs if available.
1418 2010-02-22 Duncan Sands <baldrick@free.fr>
1420 * passes.c (register_pass): Always consider all pass lists when
1421 ref_pass_instance_number is zero.
1423 2010-02-22 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/42749
1426 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1427 parameter. Do arithmetic in the original type.
1428 (update_accumulator_with_ops): Likewise.
1429 (adjust_accumulator_values): Adjust.
1431 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1433 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1434 (QI to BLKmode splitter): New splitter.
1436 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1438 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1439 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1441 2010-02-22 Richard Guenther <rguenther@suse.de>
1443 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1445 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1447 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1448 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1449 ($(T)crti.o, $(T)crtn.o): Remove rules.
1451 2010-02-21 Tobias Burnus <burnus@net-b.de>
1454 * doc/invoke.texi (-fassociative-math): Document that this
1455 option is automatically enabled for Fortran.
1457 2010-02-20 David S. Miller <davem@davemloft.net>
1459 * configure.ac: Test if linker and assembler properly support
1460 GOTDATA_OP relocations.
1461 * configure: Rebuild.
1462 * config.in: Likewise.
1463 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1464 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1465 (movsi_high_pic): Likewise.
1466 (movdi_lo_sum_pic): Likewise.
1467 (movdi_high_pic): Likewise.
1468 (movsi_pic_gotdata_op): New pattern.
1469 (movdi_pic_gotdata_op): Likewise.
1470 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1471 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1473 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1477 attribute to ssemul.
1478 (xop_mulv2div2di3_high): Ditto.
1480 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1483 * c.opt (Wconversion-null): New option.
1484 * doc/invoke.texi (Wconversion-null): Document.
1486 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1488 * common.opt (Wlarger-than-): Add Undocumented.
1490 2010-02-19 Mike Stump <mikestump@comcast.net>
1492 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1494 2010-02-19 Jason Merrill <jason@redhat.com>
1497 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1498 * configure: Likewise.
1500 2010-02-20 Alan Modra <amodra@gmail.com>
1503 * cgraph.h (cgraph_make_decl_local): Declare.
1504 * cgraph.c (cgraph_make_decl_local): New function.
1505 (cgraph_make_node_local): Use it.
1506 * cgraphunit.c (cgraph_function_versioning): Likewise.
1507 * ipa.c (function_and_variable_visibility): Likewise.
1509 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1512 * except.c (sjlj_emit_function_enter): Don't call
1513 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1515 * rtl.h (add_reg_br_prob_note): Remove prototype.
1517 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1520 * c-common.c (conversion_warning): Remove widening conversions
1521 before checking the conversion of integers to reals.
1523 2010-02-19 Mike Stump <mikestump@comcast.net>
1526 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1529 * cgraphunit.c (process_function_and_variable_attributes): Check
1530 DECL_PRESERVE_P instead of looking up attribute "used".
1531 * ipa-pure-const.c (check_decl): Likewise.
1532 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1533 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1534 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1535 instead of attribute "used".
1536 * config/sol2-c.c (solaris_pragma_init): Likewise.
1537 (solaris_pragma_fini): Likewise.
1539 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1541 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1542 Use XCNEW instead of xcalloc.
1543 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1544 XNEW instead of xmalloc.
1545 (get_fields): Use XNEWVEC instead of xmalloc.
1548 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1549 populate vars array.
1550 (create_new_general_access): For debug stmts just reset value.
1551 (get_stmt_accesses): For accesses within debug stmts just record them
1552 using add_access_to_acc_sites instead of preventing the peeling or
1553 counting them as accesses.
1556 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1558 2010-02-19 Richard Guenther <rguenther@suse.de>
1560 PR tree-optimization/42916
1561 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1564 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1566 * configure.ac: Replace all uses of changequote in macro arguments
1567 with proper quoting.
1569 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1572 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1574 2010-02-19 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/42944
1577 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1578 test for aliasing with errno.
1580 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1583 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1584 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1585 * dojump.c: Include output.h.
1586 (inv): New inline function.
1587 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1588 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1589 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1590 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1591 argument, pass it down to other calls.
1592 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1593 add REG_BR_PROB note to the conditional jump.
1594 * cfgexpand.c (add_reg_br_prob_note): Removed.
1595 (expand_gimple_cond): Don't call it, add the probability
1596 as last argument to jumpif_1/jumpifnot_1.
1597 * Makefile.in (dojump.o): Depend on output.h.
1598 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1600 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1601 * stmt.c (do_jump_if_equal): Likewise.
1602 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1603 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1604 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1606 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1607 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1608 jumpifnot_1 callers.
1609 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1611 (store_expr): Adjust jumpifnot caller.
1612 (store_constructor): Adjust jumpif caller.
1615 * gimplify.c (gimple_boolify): For __builtin_expect call
1616 gimple_boolify also on its first argument.
1618 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1620 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1622 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1623 * configure: Regenerated.
1625 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1627 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1628 lang_hooks.types_compatible_p instead of comptypes.
1630 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1632 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1633 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1634 if __prefer_thumb__ is defined.
1636 2010-02-18 Martin Jambor <mjambor@suse.cz>
1638 PR tree-optimization/43066
1639 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1640 array with zero-sized element type.
1642 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1644 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1645 rtx, allocate struct var_loc_node here and return it to the
1646 caller, and only if it is actually needed.
1647 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1648 move it earlier and return immediately if it returns NULL.
1650 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1652 * config/sparc/gas.h: New file. Restore
1653 TARGET_ASM_NAMED_SECTION to its ELF default.
1654 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1656 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1657 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1658 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1659 after sparc/sysv4.h.
1661 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1663 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1665 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1667 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1668 patterns from predicated pattern.
1670 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1674 for insn mnemonic suffix.
1676 2010-02-17 Richard Guenther <rguenther@suse.de>
1678 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1681 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1684 * caller-save.c (save_call_clobbered_regs): If BB ends with
1685 a DEBUG_INSN, move any notes in between last real insn and the last
1686 DEBUG_INSN after the last DEBUG_INSN.
1688 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1690 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1691 Fix return type. Fix argument type. Explain meaning of return value.
1693 2010-02-16 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/41043
1696 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1697 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1699 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1701 2010-02-16 Ira Rosen <irar@il.ibm.com>
1703 PR tree-optimization/43074
1704 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1705 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1706 vectorizable cycles in hybrid SLP check.
1707 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1709 2010-02-16 Richard Guenther <rguenther@suse.de>
1711 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1712 (true_dependence): If memrefs_conflict_p computes must-alias
1713 trust it. Move TBAA check after offset-based disambiguation.
1714 (canon_true_dependence): Likewise.
1716 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1718 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1719 * doc/invoke.texi: Document it.
1720 * var-tracking.c: Include toplev.h and params.h.
1721 (vt_find_locations): Return bool indicating success. Compute
1722 hash sizes unconditionally. Check new parameter, report.
1723 (variable_tracking_main_1): Check vt_find_locations results and
1724 retry. Renamed from...
1725 (variable_tracking_main): ... this. New wrapper to preserve
1726 flag_var_tracking_assignments.
1727 * Makefile.in (var-tracking.o): Adjust dependencies.
1729 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1730 Jakub Jelinek <jakub@redhat.com>
1733 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1734 if weak_import attribute is present.
1735 * config/darwin.c (machopic_select_section): Likewise.
1737 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1739 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1740 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1741 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1742 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1744 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1747 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1750 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1751 Rewrite text to refer to the names.
1753 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1755 * config/i386/i386-builtin-types.def
1756 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1757 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1758 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1759 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1760 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1761 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1762 IX86_BUILTIN_VPERMIL2PS256.
1763 (MULTI_ARG_4_DF2_DI_I): Defined.
1764 (MULTI_ARG_4_DF2_DI_I1): Defined.
1765 (MULTI_ARG_4_SF2_SI_I): Defined.
1766 (MULTI_ARG_4_SF2_SI_I1): Defined.
1767 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1768 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1769 __builtin_ia32_vpermil2ps256.
1770 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1771 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1772 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1773 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1774 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1775 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1776 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1777 CODE_FOR_xop_vpermil2v8sf3.
1778 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1779 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1780 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1781 (_mm256_permute2_pd): New.
1782 (_mm_permute2_ps): New.
1783 (_mm256_permute2_ps): New.
1785 2010-02-15 Nick Clifton <nickc@redhat.com>
1787 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1788 boolean parameters. Use emit_jump_insn when emitting a pop
1789 instruction containing a return insn.
1790 (push): Use 'true' rather than '1' as second parameter to F.
1791 (h8300_expand_prologue): Likewise.
1792 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1793 (h8300_expand_epilogue): Likewise.
1795 2010-02-15 Richard Guenther <rguenther@suse.de>
1798 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1801 2010-02-15 Nick Clifton <nickc@redhat.com>
1803 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1806 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1808 * intl.c (fake_ngettext): New function.
1809 * intl.h (fake_ngettext): Declare.
1810 (ngettext): Define macro.
1811 * collect2.c (notice_translated): New function.
1812 (main): Use notice_translated and ngettext.
1813 * collect2.h (notice_translated): Declare.
1815 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1817 * reorg.c (delete_computation): Comment fixes.
1818 * caller-save.c (setup_save_areas): Idem.
1819 * sel-sched-dump.c (dump_lv_set): Idem.
1822 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1824 * config/s390/s390.c (s390_sched_init): New function.
1825 (TARGET_SCHED_INIT): Target hook defined.
1827 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1828 Jack Howarth <howarth@bromo.med.uc.edu>
1829 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1832 Partial revert of unintended change in fix for PR41605.
1833 * config/darwin.h: Fix typo.
1834 * config/darwin9.h: Same.
1836 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1838 * c-pch.c (pch_init): Clear v.
1840 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1843 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1844 graphite_can_represent_init for MULT_EXPR.
1846 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1850 * graphite-sese-to-poly.c (remove_phi): New.
1851 (translate_scalar_reduction_to_array): Call remove_phi.
1853 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1856 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1857 * graphite-clast-to-gimple.h (gloog): Update declaration.
1858 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1859 * graphite-poly.h (struct poly_bb): Add missing comments.
1860 (struct scop): Add poly_scop_p field.
1862 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1863 * graphite.c (graphite_transform_loops): Build the polyhedral
1864 representation for each scop before code generation.
1865 * sese.c (rename_variables_in_operand): Removed.
1866 (rename_variables_in_expr): Return the renamed expression.
1867 (rename_sese_parameters): New.
1868 * sese.h (rename_sese_parameters): Declared.
1870 2010-02-11 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/42998
1873 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1874 POINTER_PLUS_EXPR properly.
1876 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1877 Changpeng Fang <changpeng.fang@amd.com>
1880 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1881 the cost of an IV candidate when the IV is used in a test against zero.
1883 * gcc.dg/tree-ssa/ivopts-3.c: New.
1885 2010-02-11 Richard Guenther <rguenther@suse.de>
1888 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1889 pointer-vs-decl case by swapping refs. Handle some cases
1890 of pointer-vs-decl disambiguations more conservatively.
1891 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1892 to false after expanding.
1894 2010-02-11 Richard Guenther <rguenther@suse.de>
1897 * gcc.c (process_command): Handle LTO file@offset case more
1900 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1902 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1903 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1905 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1907 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1908 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1909 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1910 Optimize eq/ne comparisons when both arguments are known to be
1912 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1913 Don't mask operands unnecessarily if they are known to be already
1916 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1918 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1921 2010-02-10 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/43017
1924 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1925 for wrapping signed arithmetic.
1927 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1930 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1931 if no debug info should be emitted for it.
1933 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1935 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1936 note when flag_exceptions is set.
1938 2010-02-10 Duncan Sands <baldrick@free.fr>
1940 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1942 2010-02-10 Richard Guenther <rguenther@suse.de>
1945 * tree.c (get_unwidened): Handle constants.
1946 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1948 2010-02-10 Martin Jambor <mjambor@suse.cz>
1951 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1952 check for variable argument counts independently.
1954 2010-02-10 Christian Bruel <christian.bruel@st.com>
1957 * config/sh/sh.c (find_barrier): Increase length for non delayed
1958 conditional branches.
1960 2010-02-10 Christian Bruel <christian.bruel@st.com>
1962 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1964 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1966 * builtins.c (set_builtin_user_assembler_name): Also handle
1967 ffs if int is smaller than word.
1969 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1972 * ira-conflicts.c (get_dup): Remove.
1973 (process_reg_shuffles): Add new parameter. Use it as an
1974 additional guard for copy generation.
1975 (add_insn_allocno_copies): Rewrite.
1977 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1979 * common.opt (fsched2-use-traces): Preserved for backward
1981 * doc/invoke.texi: Remove the documentation about option
1982 -fsched2-use-traces.
1983 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1984 flag_sched2_use_traces.
1985 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1986 the backward compatibility flag section.
1988 2010-02-09 Richard Guenther <rguenther@suse.de>
1990 PR tree-optimization/43008
1991 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1992 make HEAP variables initialized from global memory if they
1993 are not known builtin functions.
1994 (find_func_aliases): Adjust.
1996 2010-02-09 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/43000
1999 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2000 arithmetic manually.
2002 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2004 PR tree-optimization/42931
2005 * tree-loop-linear.c (try_interchange_loops): Don't call
2006 double_int_mul if estimated_loop_iterations failed.
2008 2010-02-08 Martin Jambor <mjambor@suse.cz>
2011 * tree-sra.c (build_accesses_from_assign): Do not mark in
2012 should_scalarize_away_bitmap if stmt has volatile ops.
2013 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2016 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2018 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2020 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2022 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2025 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2028 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2030 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2033 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2034 to unknown_dependence.
2035 (graphite_legal_transform_dr): Handle the unknown_dependence.
2036 (graphite_carried_dependence_level_k): Same.
2038 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2040 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2042 2010-02-07 Richard Guenther <rguenther@suse.de>
2045 * expr.c (get_inner_reference): Always initialize *pbitsize.
2047 2010-02-07 Richard Guenther <rguenther@suse.de>
2050 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2051 new ARRAY_REFs on variable size element or minimal index arrays.
2053 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2054 gimple_fold_indirect_ref.
2056 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2059 * arm.c (arm_override_options): Just return if the user has specified
2060 an invalid fpu name.
2062 2010-02-03 Jason Merrill <jason@redhat.com>
2065 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2066 i386_pe_maybe_record_exported_symbol.
2068 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2071 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2072 (pa_delegitimize_address): New function.
2074 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2076 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2077 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2079 2010-02-05 Richard Guenther <rguenther@suse.de>
2082 * lto-streamer-in.c (get_resolution): Deal with references
2083 to undefined functions.
2085 2010-02-05 Richard Guenther <rguenther@suse.de>
2087 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2088 (fold_const_aggregate_ref): Likewise.
2089 (ccp_fold_stmt): Substitute loads.
2090 (maybe_fold_reference): Verify types before substituting.
2092 (fold_gimple_assign): Unshare properly.
2093 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2095 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2097 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2098 for rs6000_gen_cell_microcode.
2100 2010-02-04 Richard Guenther <rguenther@suse.de>
2102 PR rtl-optimization/42952
2103 * dse.c (const_or_frame_p): Remove MEM handling.
2105 2010-02-04 Nick Clifton <nickc@redhat.com>
2107 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2108 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2109 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2110 (mn10300_asm_output_mi_thunk): New function.
2111 (mn10300_can_output_mu_thunk): New function.
2112 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2113 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2114 (FUNCTION_ARG): Delete incorrect comment.
2116 2010-02-03 Jason Merrill <jason@redhat.com>
2119 * fold-const.c (operand_equal_p): Handle erroneous types.
2121 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2123 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2125 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2127 PR rtl-optimization/42941
2128 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2131 2010-02-03 Jason Merrill <jason@redhat.com>
2134 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2136 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2139 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2140 (cselib_reset_table): Renamed from...
2141 (cselib_reset_table_with_next_value): ... this.
2142 (cselib_get_next_uid): Renamed from...
2143 (cselib_get_next_unknown_value): ... this.
2144 * cselib.c (next_uid): Renamed from...
2145 (next_unknown_value): ... this.
2146 (cselib_clear_table): Adjust.
2147 (cselib_reset_table): Adjust. Renamed from...
2148 (cselib_reset_table_with_next_value): ... this.
2149 (cselib_get_next_uid): Adjust. Renamed from...
2150 (cselib_get_next_unknown_value): ... this.
2151 (get_value_hash): Use hash.
2152 (cselib_hash_rtx): Likewise.
2153 (new_cselib_val): Adjust. Set and dump uid.
2154 (cselib_lookup_mem): Pass next_uid as hash.
2155 (cselib_subst_to_values): Likewise.
2156 (cselib_log_lookup): Dump uid.
2157 (cselib_lookup): Pass next_uid as hash. Adjust.
2158 (cselib_process_insn): Adjust.
2159 (cselib_init): Initialize next_uid.
2160 (cselib_finish): Adjust.
2161 (dump_cselib_table): Likewise.
2162 * dse.c (canon_address): Dump value uid.
2163 * print-rtl.c (print_rtx): Print value uid.
2164 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2166 (dv_uid): New function, sort of renamed from...
2167 (dv_htab_hash): ... this, reimplemented in terms of it and...
2168 (dv_uid2hash): ... this. New.
2169 (variable_htab_eq): Drop excess assertions.
2170 (tie_break_pointers): Removed.
2171 (canon_value_cmp): Compare uids.
2172 (variable_post_merge_New_vals): Print uids.
2173 (vt_add_function_parameters): Adjust.
2174 (vt_initialize): Reset table. Adjust.
2176 2010-02-03 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/42944
2179 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2180 (call_may_clobber_ref_p_1): Likewise. Properly handle
2181 malloc and calloc clobbering errno.
2183 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2185 * doc/invoke.texi: Fix name of sched1 dump.
2187 * opts.c (decode_options): Set flag_tree_switch_conversion
2188 only conditionally on optimize >= 2.
2190 * gcse.c: Assorted comment fixes in pass description.
2192 2010-02-03 Anthony Green <green@moxielogic.com>
2194 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2195 nop padding in order to maintain alignment of storage location of
2196 target function address.
2197 (moxie_trampoline_init): Store target function address at newly
2199 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2201 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2203 2010-02-03 Richard Guenther <rguenther@suse.de>
2206 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2208 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2210 * config.gcc: Reenable check for obsolete targets.
2211 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2212 mips-sgi-irix6.[0-4]*.
2214 2010-02-02 Nick Clifton <nickc@redhat.com>
2216 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2217 constant size of 4 as being the same as 0.
2218 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2219 can take values in the range 0..4.
2221 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2224 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2225 as _darwin10_Unwind_FindEnclosingFunction().
2226 * libgcc-libsystem.ver: New.
2228 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2231 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2232 implicitly set registers.
2234 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2236 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2237 (arm_override_options): Allow automatic selection of the thread
2238 pointer register if thumb2.
2239 (legitimize_pic_address): Improve code sequences for Thumb2.
2240 (arm_call_tls_get_addr): Likewise.
2241 (legitimize_tls_address): Likewise.
2242 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2243 (pic_load_addr_32bit): ... this. New named pattern.
2244 * thumb2.md (pic_load_addr_thumb2): Delete.
2245 (pic_load_dot_plus_four): Delete.
2246 (tls_load_dot_plus_four): New named pattern.
2248 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2251 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2252 Document fix for TLS bug.
2254 2010-01-31 Richard Guenther <rguenther@suse.de>
2256 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2257 conservatively correct.
2259 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2263 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2265 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2267 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2269 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2271 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2273 * config.gcc: Adjust order of makefile fragments for mingw targets.
2275 2010-01-31 Richard Guenther <rguenther@suse.de>
2278 * gimplify.c (gimplify_init_constructor): For volatile LHS
2279 initialize a temporary.
2281 2010-01-31 Matthias Klose <doko@ubuntu.com>
2283 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2285 * configure: Regenerate.
2287 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2289 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2290 the same alias set and their sizes different constantness.
2291 (aliasing_component_refs_p): Revert 2009-10-24 change.
2293 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2295 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2298 2010-01-29 Richard Guenther <rguenther@suse.de>
2300 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2301 Assert we successfully updated the call.
2303 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2305 PR rtl-optimization/42889
2306 * df.h (df_set_bb_dirty_nonlr): New prototype.
2307 * df-core.c (df_set_bb_dirty_nonlr): New function.
2308 * df-scan.c (df_insn_rescan): Call it instead of
2309 df_set_bb_dirty for DEBUG_INSNs.
2311 2010-01-29 Richard Guenther <rguenther@suse.de>
2314 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2315 quadratic behavior in most cases.
2317 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2321 in the call to gen_x86_movsicc_0_m1.
2323 2010-01-28 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/42871
2326 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2328 2010-01-28 Richard Guenther <rguenther@suse.de>
2330 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2331 into call arguments.
2333 2010-01-28 Richard Guenther <rguenther@suse.de>
2336 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2337 the forwarder if the destination is an EH landing pad.
2339 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2341 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2342 block list passed to gimple_duplicate_sese_tail.
2343 (parallelize_loops): Avoid parallelization when the function
2345 Avoid parallelization when the preheader is IRREDUCIBLE.
2346 Try to optimize when estimated_loop_iterations_int is unresolved.
2347 Add the loop's location to the dump file.
2348 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2349 (gimple_duplicate_sese_tail): Remove the check for the latch.
2350 Redirect nexits to the exit block.
2351 Remove handling of the incoming edges to the latch.
2352 Redirect the backedge from the copied latch to the exit bb.
2354 2010-01-28 Michael Matz <matz@suse.de>
2357 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2358 Wrap force_reg into a sequence, emit it before user.
2360 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2362 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2364 (arm_legacy_rev): Likewise.
2365 (thumb_legacy_rev): Likewise.
2367 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2369 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2370 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2371 on MEM's address failed, try avoid_constant_pool_reference and
2372 recurse if it returned something different.
2373 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2374 address, try avoid_constant_pool_reference and recurse if it
2375 returned something different.
2376 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2377 address and avoid_constant_pool_reference returned something
2378 different, don't set have_address.
2380 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2383 * var-tracking.c (val_store): Add modified argument, obey it.
2385 (count_uses): Move down logging of main.
2386 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2387 don't need resolution.
2388 (emit_notes_in_bb): Likewise.
2390 2010-01-27 Richard Guenther <rguenther@suse.de>
2393 * tree-inline.c (remap_decl): Delay remapping of SSA name
2394 default definitions until we need them.
2396 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2398 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2399 (rs6000_delegitimize_address): New function.
2401 * config/s390/s390.c (s390_delegitimize_address): Call
2402 delegitimize_mem_from_attrs.
2405 * tree-inline.c (cannot_copy_type_1): Removed.
2406 (copy_forbidden): Don't forbid copying of functions containing
2407 records/unions with variable length fields.
2409 2010-01-27 Christian Bruel <christian.bruel@st.com>
2413 * config/sh/sh.c (find_barrier): Increase length for non delayed
2414 conditional branches.
2416 2010-01-27 Matthias Klose <doko@ubuntu.com>
2418 * configure.ac (gnu-unique-object): Fix ldd version check.
2419 * configure: Regenerate.
2421 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2423 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2425 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2426 Test for HAVE_GNU_AS value.
2428 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2430 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2431 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2432 INT64_TYPE): Define.
2433 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2434 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2435 INT_LEAST64_TYPE): Define.
2436 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2437 UINT_LEAST64_TYPE): Define.
2438 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2439 INT_FAST64_TYPE): Define.
2440 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2441 UINT_FAST64_TYPE): Define.
2442 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2443 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2444 (SIG_ATOMIC_TYPE): Define.
2446 2010-01-26 Richard Guenther <rguenther@suse.de>
2448 * df-scan.c (df_scan_set_bb_info): Remove assert.
2449 (df_insn_rescan_debug_internal): Merge asserts.
2450 (df_install_ref): Likewise.
2451 (df_mark_reg): Use bitmap_set_range.
2452 (df_hard_reg_used_p): Remove assert.
2453 (df_hard_reg_used_count): Likewise.
2455 2010-01-26 Richard Guenther <rguenther@suse.de>
2457 PR rtl-optimization/42685
2458 * web.c (web_main): Ignore DEBUG_INSNs.
2460 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2462 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2464 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2465 Fix types of fndecl and arglist parameters.
2467 2010-01-26 Richard Guenther <rguenther@suse.de>
2470 * tree-eh.c (unsplit_eh): Skip debug insns.
2472 2010-01-26 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/42250
2475 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2477 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2480 * omp-low.c (expand_omp_sections): Only use single_pred if
2481 l2_bb is single_pred_p.
2483 2010-01-25 Christian Bruel <christian.bruel@st.com>
2486 * config/sh/sh.c (find_barrier): Increase length for non delayed
2487 conditional branches.
2488 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2490 2010-01-24 David S. Miller <davem@davemloft.net>
2492 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2493 define if not using GAS.
2494 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2495 Likewise. Delete SECTION_MERGE code, which is only applicable
2498 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2501 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2502 mangling of va_list in system headers.
2504 2010-01-23 Toon Moene <toon@moene.org>
2506 * tree-predcom.c (combine_chains): Return NULL, not false.
2508 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2510 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2511 initialization of variable res to agree with return type.
2513 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2515 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2516 * tree-sra.c: Add include of expr.h.
2518 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2520 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2521 insert the debug stmt on the single non-EH edge from the stmt.
2523 2010-01-22 Richard Henderson <rth@redhat.com>
2526 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2527 the RHS until after generate_subtree_copies has insertted its
2528 code before the current statement.
2530 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2532 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2534 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2536 2010-01-21 Martin Jambor <mjambor@suse.cz>
2538 PR tree-optimization/42585
2539 * tree-sra.c (struct access): New field grp_total_scalarization.
2540 (dump_access): Dump the new field.
2541 (should_scalarize_away_bitmap): New variable.
2542 (cannot_scalarize_away_bitmap): Likewise.
2543 (sra_initialize): Allocate new bitmaps.
2544 (sra_deinitialize): Free new bitmaps.
2545 (create_access_1): New function.
2546 (create_access): Parts moved to create_access_1.
2547 (type_consists_of_records_p): New function.
2548 (completely_scalarize_record): Likewise.
2549 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2550 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2551 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2553 (analyze_all_variable_accesses): Completely scalarize small eligible
2556 2010-01-21 Martin Jambor <mjambor@suse.cz>
2558 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2560 2010-01-21 Andrew Haley <aph@redhat.com>
2562 * gcc.c (process_command): Move lang_specific_driver before
2563 setting cc_libexec_prefix.
2565 2010-01-21 Richard Guenther <rguenther@suse.de>
2568 * fold-const.c (negate_expr_p): Pretend only negative
2569 real constants are easily negatable.
2571 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2572 Jason Merrill <jason@redhat.com>
2574 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2575 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2576 * calls.c (initialize argument_information): Handle it.
2577 * c-common.c (handle_transparent_union_attribute): Use new name.
2578 * c-decl.c (finish_struct): Ditto.
2579 * c-typeck.c (type_lists_compatible_p): Ditto.
2580 (convert_for_assignment): Use new name and also handle record.
2581 * function.c (aggregate_value_p): Handle it.
2582 (pass_by_reference): Ditto.
2583 (assign_parm_data_types): Ditto.
2584 * print-tree.c (print_node): Ditto.
2585 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2586 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2587 * tree.c (first_field): New fn.
2589 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2592 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2593 even when linking statically, for now.
2595 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2598 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2599 without a cselib val.
2600 (count_uses): Accept MO_VAL_SET with no val on stores.
2601 (add_stores): Likewise.
2603 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2605 * var-tracking.c (check_value_val): Add a compile time assertion.
2606 (dv_is_decl_p): Simplify.
2607 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2608 gcc_assert if ENABLE_CHECKING.
2610 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2613 * var-tracking.c: Include tree-flow.h.
2614 (mem_dies_at_call): New.
2615 (dataflow_set_preserve_mem_locs): Use it.
2616 (dataflow_set_remove_mem_locs): Likewise.
2617 (dump_var): Renamed from dump_variable. Adjust all callers.
2618 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2619 * Makefile.in (var-tracking.o): Adjust deps.
2621 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2623 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2625 2010-01-20 Richard Guenther <rguenther@suse.de>
2627 PR tree-optimization/42717
2628 * tree-ssa-dce.c (get_live_post_dom): Remove.
2629 (forward_edge_to_pdom): Take an arbitrary edge to copy
2630 degenerate PHI args from.
2631 (remove_dead_stmt): Use the first post-dominator even if it
2632 does not contain live statements as redirection destination.
2634 2010-01-20 Richard Guenther <rguenther@suse.de>
2636 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2638 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2640 * sel-sched.c (create_speculation_check): Remove set but not used
2642 (try_transformation_cache): Remove set but not used variable ds.
2643 (calculate_privileged_insns): Remove set but not used variables
2644 cur_insn and min_spec_insn.
2645 (find_best_expr): Remove set but not used variable avail_n.
2646 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2648 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2650 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2651 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2654 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2657 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2658 cpu types. Add support for *-sse3 cpu types.
2659 (x86_64-*-*): Ditto.
2661 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2664 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2665 argument, call initializer_constant_valid_p_1 instead of
2666 initializer_constant_valid_p, pass CACHE to it, return NULL
2667 immediately if first call returns NULL.
2668 (initializer_constant_valid_p_1): New function.
2669 (initializer_constant_valid_p): Use it.
2671 2010-01-20 Thomas Quinot <quinot@adacore.com>
2673 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2675 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2677 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2678 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2679 (loc_list_from_tree): Don't handle unsigned division. Handle
2680 signed modulo using DW_OP_{over,over,div,mul,minus}.
2681 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2682 modulo instead of signed.
2684 2010-01-20 DJ Delorie <dj@redhat.com>
2686 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2688 (h8300_emit_stack_adjustment): Propogate it.
2690 (h8300_expand_prologue): Likewise.
2691 (h8300_expand_epilogue): Likewise.
2693 2010-01-19 Michael Matz <matz@suse.de>
2695 PR tree-optimization/41783
2696 * tree-data-ref.c (toplevel): Include flags.h.
2697 (dump_data_dependence_relation): Also dump the inputs if the
2698 result will be unknown.
2699 (split_constant_offset_1): Look through some conversions.
2700 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2701 the offset from last element is too large.
2702 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2703 (reassociate_to_the_same_stmt): Handle vector registers.
2704 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2706 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2707 wide_prolog_niters argument, emit widening instructions.
2708 (vect_do_peeling_for_alignment): Adjust caller, use widened
2709 variant of the iteration cound.
2710 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2712 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2715 * config/arm/neon-testgen.m (emit_automatics): New parameter
2716 features. Adjust for Fixed_return_reg feature.
2717 (test_intrinsic): Call emit_automatics with new feature.
2718 * config/arm/neon.ml: Update copyright years.
2719 (features): New Fixed_return_reg feature.
2720 (ops): Update feature for Vget_low.
2722 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2724 PR tree-optimization/42719
2725 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2729 * fwprop.c (all_uses_available_at): Return false if def_set dest
2730 is a REG that is used in def_insn.
2732 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2734 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2736 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2739 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2741 * target.h (struct gcc_target) <secondary_reload>: Change type
2742 of last argument to secondary_reload_info *.
2744 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2747 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2748 memory references with unaligned offsets. Remove CQImode handling.
2749 (unaligned_memory_operand): Return 1 for memory references with
2750 unaligned offsets. Remove CQImode handling.
2752 2010-01-18 Richard Guenther <rguenther@suse.de>
2755 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2758 2010-01-18 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/42781
2761 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2762 restrict processing only if the original variable was artificial.
2764 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2766 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2767 find number of popped argument bytes.
2769 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2770 Fix the text that describes the return value for invalid insns.
2772 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2774 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2775 Clarify what 'cost of the -dependence' is. Fix quoting.
2777 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2778 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2780 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2782 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2783 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2785 2010-01-17 Richard Guenther <rguenther@suse.de>
2788 * function.c (split_complex_args): Take a VEC to modify.
2789 (assign_parms_augmented_arg_list): Build a VEC instead of
2790 a chain of PARM_DECLs.
2791 (assign_parms_unsplit_complex): Take a VEC of arguments.
2792 Do not fixup unmodified parms.
2793 (assign_parms): Deal with the VEC.
2794 (gimplify_parameters): Likewise.
2796 2010-01-17 Richard Guenther <rguenther@suse.de>
2798 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2799 node existence check.
2800 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2801 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2802 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2803 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2804 (gimple_execute_on_growing_pred): Likewise.
2806 2010-01-17 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/42773
2809 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2810 (compute_antic_aux): Likewise.
2811 (compute_partial_antic_aux): Likewise.
2813 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2816 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2819 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2821 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2824 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2825 Fix markup for strict argument.
2827 (TARGET_SCHED_REORDER2): Fix argument types.
2829 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2830 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2832 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2833 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2835 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2838 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2839 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2840 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2841 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2842 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2844 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2846 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2848 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2849 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2851 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2853 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2856 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2858 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2859 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2861 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2863 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2865 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2866 referring to it. Fix language.
2868 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2870 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2872 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2874 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2876 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2877 '@var{stream}. Remove stray 'and'.
2879 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2881 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2883 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2885 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2886 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2888 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2889 Fix description of return value.
2890 Rename argument "sz" to "len."
2892 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2893 Clarify meaning of 'true' return value.
2895 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2897 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2898 rep_mode versus mode_rep.
2900 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2902 (TARGET_BUILTIN_DECL): Fix name.
2904 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2906 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2908 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2910 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2912 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2914 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2917 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2918 Rename argument tm_fn to md_fn.
2920 (TARGET_OPTION_PRINT): Fix argument list.
2922 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2925 * config/i386/i386.c (ix86_fixup_binary_operands):
2926 Revert FMA4 fixup of operands.
2928 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2931 * Makefile.in (write_entries_to_file, install-plugin):
2932 Use \012 instead of \n with tr.
2934 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2936 * configure.ac (HAVE_AS_REF): New C macro.
2937 * configure: Regenerate.
2938 * config.in: Likewise.
2939 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2941 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2944 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2946 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2948 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2950 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2952 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2954 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2956 (TARGET_BINDS_LOCAL_P): Fix argument type.
2958 (TARGET_ASM_FILE_END): Use prototype.
2960 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2962 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2964 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2966 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2968 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2969 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2971 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2972 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2974 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2975 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2976 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2977 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2979 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2981 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2983 (TARGET_INIT_BUILTINS): Use prototype.
2985 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2986 Put 'const char *' in braces. Fix parameter types.
2987 (TARGET_INVALID_CONVERSION): Fix parameter types.
2988 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2989 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2991 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2994 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2996 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2998 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3000 * doc/tm.texi (TARGET_HELP): Fix return type.
3002 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3003 in braces. Fix argument types.
3005 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3007 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3009 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3011 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3012 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3014 (TARGET_MANGLE_TYPE): Fix argument types.
3016 (TARGET_IRA_COVER_CLASSES): Use prototype.
3018 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3020 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3022 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3024 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3026 (TARGET_CALLEE_COPIES): Fix argument types.
3028 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3030 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3032 (TARGET_FUNCTION_VALUE): Fix argument types.
3034 (TARGET_RETURN_IN_MSB): Fix argument type.
3036 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3038 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3040 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3042 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3043 agree with return type.
3045 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3047 2010-01-15 Jing Yu <jingyu@google.com>
3049 PR rtl-optimization/42691
3050 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3051 a pseudo to a constant and are merged, and adjust comments.
3053 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3055 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3057 2010-01-15 Richard Guenther <rguenther@suse.de>
3060 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3061 labels of computed or non-local gotos to the destination.
3062 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3063 landing pad label is the first label.
3065 2010-01-15 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3069 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3072 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3073 to allow generation of the xssqrtdp instruction on power7.
3074 (sqrtdf2_fpr): Ditto.
3076 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3079 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3080 functions with noreturn attribute.
3083 * varasm.c (declare_weak): Add weak attribute to decl if it
3084 doesn't have one already.
3085 (assemble_external): Only add decls to weak_decls if they also
3086 have weak attribute.
3088 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3090 * var-tracking.c (var_reg_delete): Don't delete the association
3091 between REGs and values or one-part variables if the register
3094 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3097 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3098 because its first operand is a non-localized variable.
3100 2010-01-14 Martin Jambor <mjambor@suse.cz>
3102 PR tree-optimization/42706
3103 * tree-sra.c (encountered_recursive_call): New variable.
3104 (encountered_unchangable_recursive_call): Likewise.
3105 (sra_initialize): Initialize both new variables.
3106 (callsite_has_enough_arguments_p): New function.
3107 (scan_function): Call decl and flags check only for IPA-SRA, check
3108 whether there is a recursive call and whether it has enough arguments.
3109 (all_callers_have_enough_arguments_p): New function.
3110 (convert_callers): Look for recursive calls only when
3111 encountered_recursive_call is set.
3112 (ipa_early_sra): Bail out either if
3113 !all_callers_have_enough_arguments_p or
3114 encountered_unchangable_recursive_call.
3116 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3118 * sel-sched.c: Add 2010 to copyright years.
3119 * sel-sched-ir.c: Likewise.
3120 * sel-sched-ir.h: Likewise.
3122 2010-01-14 Martin Jambor <mjambor@suse.cz>
3124 PR tree-optimization/42714
3125 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3126 constructors specially.
3128 2010-01-14 Andi Kleen <ak@linux.intel.com>
3130 * config/i386/drivers-i386.c (detect_caches_intel):
3131 Add l2sizekb parameter and fill in.
3132 (host_detect_local_cpu): Add l2sizekb, fill in.
3133 Add Atom small cache heuristic.
3135 2010-01-14 Andi Kleen <ak@linux.intel.com>
3137 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3138 Add level3 parameter and fill in.
3139 (detect_caches_intel): Handle level3 cache.
3141 2010-01-14 Andi Kleen <ak@linux.intel.com>
3143 * config/i386/drivers-i386.c (host_detect_local_cpu):
3144 Fix core duo detection.
3146 2010-01-14 Andi Kleen <ak@linux.intel.com>
3148 * config/i386/drivers-i386.c (host_detect_local_cpu):
3151 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3153 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3154 (rs6000_variable_issue_1): this. Use...
3155 (rs6000_variable_issue): here. Reimplement. Print debug info.
3157 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3159 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3160 sel_restore_notes. Update all callers. Call reemit_notes
3163 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3165 PR rtl-optimization/42246
3166 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3169 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3171 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3172 all successors is the same as number of successors in current region.
3174 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3176 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3177 to rename is not separable. Otherwise check that its LHS is not NULL.
3179 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3181 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3185 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3186 available registers when failed to discover LHS register class.
3187 Fix indentation. Update comment.
3189 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3190 Alexander Monakov <amonakov@ispras.ru>
3192 PR rtl-optimization/42389
3193 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3195 (advance_state_on_fence): Likewise.
3196 (sel_target_adjust_priority): Print debug output only when
3197 sched_verbose >= 4, not 2.
3198 (get_expr_cost): Do not issue all unique insns on the next cycle.
3199 (fill_insns): Initialize can_issue_more from the value saved
3201 * sel-sched-ir.c (flist_add): New parameter issue_more.
3202 Init FENCE_ISSUE_MORE with it.
3203 (merge_fences): Likewise.
3204 (init_fences): Update call to flist_add.
3205 (add_to_fences, add_clean_fence_to_fences)
3206 (add_dirty_fence_to_fences): Likewise.
3207 (move_fence_to_fences): Update call to merge_fences.
3208 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3210 * sel-sched-ir.h (struct _fence): New field issue_more.
3211 (FENCE_ISSUE_MORE): New accessor macro.
3213 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3215 PR rtl-optimization/42388
3216 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3217 that have no predecessors nor successors. Do not call move_bb_info
3218 for empty blocks outside of current region.
3220 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3222 PR rtl-optimization/42294
3223 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3224 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3225 originators' originators.
3227 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3229 PR rtl-optimization/39453
3230 PR rtl-optimization/42246
3231 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3233 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3235 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3236 Alexander Monakov <amonakov@ispras.ru>
3239 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3240 (maybe_tidy_empty_bb): ... here. Make static. Add new
3241 argument. Update all callers.
3242 (tidy_control_flow): ... and here. Recompute topological order
3243 of basic blocks in region if necessary.
3244 (sel_redirect_edge_and_branch): Change return type. Return true
3245 if topological order might have been invalidated.
3246 (purge_empty_blocks): Export and move from...
3247 * sel-sched.c (purge_empty_blocks): ... here.
3248 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3249 (maybe_tidy_empty_bb): Delete prototype.
3250 (purge_empty_blocks): Declare.
3252 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3254 PR rtl-optimization/42249
3255 * sel-sched.c (try_replace_dest_reg): When chosen register
3256 and original register is the same, do not bail out early, but
3257 still check all original insns for validity of replacing destination
3258 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3261 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3264 Port from no-undefined-overflow branch:
3265 2009-03-09 Richard Guenther <rguenther@suse.de>
3267 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3269 2010-01-14 Richard Guenther <rguenther@suse.de>
3272 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3274 2010-01-14 Ira Rosen <irar@il.ibm.com>
3276 PR tree-optimization/42709
3277 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3278 as scalar type in creation of constant vector operand.
3280 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3283 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3284 (check-parallel-%): Match `testsuite' directory component only
3287 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3289 PR translation/39521
3290 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3293 2010-01-13 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/42730
3296 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3299 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3302 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3303 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3306 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3308 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3309 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3310 ___umulsi3_highpart.
3312 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3313 rather than schedule_insns if the pass is enabled.
3315 2010-01-13 Martin Jambor <mjambor@suse.cz>
3317 PR tree-optimization/42704
3318 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3321 2010-01-13 Martin Jambor <mjambor@suse.cz>
3323 PR tree-optimization/42703
3324 * tree-sra.c (analyze_access_subtree): Check that we can build a
3325 reference to the original data within the aggregate.
3327 2010-01-13 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/42705
3330 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3332 2010-01-13 Richard Guenther <rguenther@suse.de>
3335 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3337 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3340 * var-tracking.c (values_to_unmark): New variable.
3341 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3342 values_to_unmark vector. Moved body to...
3343 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3344 instead queue it into values_to_unmark vector.
3345 (vt_find_locations): Free values_to_unmark vector.
3347 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3349 * config/s390/s390.c (override_options): Set
3350 default of max-pending-list-length to 256
3352 2010-01-13 Richard Guenther <rguenther@suse.de>
3355 * tree-pass.h (PROP_gimple_lcx): New.
3356 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3357 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3358 before the final cleanup_eh.
3359 (dump_properties): Dump PROP_gimple_lcx.
3360 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3361 (tree_lower_complex_O0): Remove.
3362 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3363 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3364 tree_lower_complex, schedule TODO_update_ssa.
3365 * lto-streamer-out.c (output_function): Stream the functions
3367 * lto-streamer-in.c (input_function): Likewise.
3368 (lto_read_body): Do not override them here.
3370 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3373 * c-typeck.c (build_c_cast): Fold value cast to union type before
3374 wrapping it in a CONSTRUCTOR.
3376 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3378 PR rtl-optimization/42699
3379 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3382 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3384 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3385 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3386 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3387 SUBTARGET_WARN_UNUSED_SPEC): ... here
3388 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3390 2010-01-12 Julian Brown <julian@codesourcery.com>
3392 * config/arm/neon-schedgen.ml (Utils): Don't try to
3393 open missing module.
3394 (find_with_result): New.
3396 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3399 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3400 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3402 PR tree-optimization/42645
3403 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3404 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3405 decl_map, set processing_debug_stmt to -1 and return name without
3408 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3410 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3411 binutils version, and reword target configuration description.
3413 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3415 * config/avr/avr.h (LINKER_NAME): Remove.
3417 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3420 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3421 that support VSX, warn for -mno-altivec if vsx is not disabled,
3424 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3425 Shujing Zhao <pearly.zhao@oracle.com>
3427 PR translation/42469
3428 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3429 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3430 character between option name and help text.
3431 * c.opt (imultilib): Likewise.
3433 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3435 * lto-streamer-out.c (output_unreferenced_globals): Output static
3438 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3440 PR rtl-optimization/42621
3441 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3442 optimizing for size.
3443 (duplicate_computed_gotos): Remove now-redundant check.
3445 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3448 * configure.ac: Save and restore LDFLAGS and LIBS
3449 * configure: Regenerate.
3451 2010-01-10 Richard Guenther <rguenther@suse.de>
3454 * builtins.c (fold_builtin_strlen): Add type argument and
3455 convert the resulting length to it.
3456 (fold_builtin_1): Adjust.
3458 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3460 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3461 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3463 (num_insns_constant_wide): Adjust for that change.
3465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3468 * web.c (union_defs): Add used argument, to combine uses of
3470 (entry_register): Adjust type and tests of used argument.
3471 (web_main): Widen used for new use. Pass it to union_defs.
3472 * df.h (union_defs): Adjust prototype.
3474 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3477 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3478 uses in new incoming argument. Free body.
3479 (reset_debug_uses_in_loop): New.
3480 (analyze_insn_to_expand_var): Call the latter if the former found
3481 anything. Fix whitespace. Reject invalid dest overlaps before
3482 going through all insns in the loop.
3484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3487 * haifa-sched.c (dying_use_p): Debug insns don't count.
3489 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3492 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3493 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3494 (verify_gimple_call): Reject LHS in noreturn calls.
3496 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3500 * tree-vect-loop-manip.c (adjust_info): New type.
3501 (adjust_vec): New pointer to vector.
3502 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3503 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3504 (slpeel_update_phis_for_duplicate_loop): Use them.
3505 (slpeel_update_phi_nodes_for_guard1): Likewise.
3506 (slpeel_update_phi_nodes_for_guard2): Likewise.
3507 (slpeel_tree_peel_loop_to_edge): Likewise.
3508 (vect_update_ivs_after_vectorizer): Likewise.
3510 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3512 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3513 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3515 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3517 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3518 bogus uninitialized warning.
3520 2010-01-09 Richard Guenther <rguenther@suse.de>
3523 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3524 the evolution is compatible with the initial condition.
3526 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3528 * gcc.c (process_command): Update copyright notice dates.
3529 * gcov.c (print_version): Likewise.
3530 * gcov-dump.c (print_version): Likewise.
3531 * mips-tfile.c (main): Likewise.
3532 * mips-tdump.c (main): Likewise.
3534 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3537 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3539 (rotlhi3_8): Delete.
3541 (rotlsi3_8): Delete.
3542 (rotlsi3_16): Delete.
3543 (rotlsi3_24): Delete.
3545 (*rotw<mode>3): New.
3546 (*rotb<mode>3): New.
3547 * config/avr/avr.c (avr_rotate_bytes): New function.
3548 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3550 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3553 * configure.ac: Modify -rdynamic check.
3554 * configure: Regenerate.
3556 2010-01-08 DJ Delorie <dj@redhat.com>
3558 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3559 register popping order.
3561 2010-01-08 Richard Guenther <rguenther@suse.de>
3564 * c.opt (fsigned-char): Also let LTO handle this option.
3565 (funsigned-char): Likewise.
3567 2010-01-07 Richard Guenther <rguenther@suse.de>
3569 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3570 (gimple_op): Likewise.
3571 (gimple_op_ptr): Likewise.
3572 (gimple_assign_set_lhs): Remove gcc_assert.
3573 (gimple_assign_set_rhs1): Likewise.
3574 (gimple_assign_set_rhs2): Likewise.
3575 (gimple_call_set_lhs): Likewise.
3576 (gimple_call_set_fn): Likewise.
3577 (gimple_call_set_fndecl): Likewise.
3578 (gimple_call_fndecl): Likewise.
3579 (gimple_call_return_type): Likewise.
3580 (gimple_call_set_chain): Likewise.
3581 (gimple_call_num_args): Likewise.
3582 (gimple_call_set_arg): Likewise.
3583 (gimple_cond_set_code): Likewise.
3584 (gimple_cond_set_lhs): Likewise.
3585 (gimple_cond_set_rhs): Likewise.
3586 (gimple_cond_set_true_label): Likewise.
3587 (gimple_cond_set_false_label): Likewise.
3588 (gimple_label_set_label): Likewise.
3589 (gimple_goto_set_dest): Likewise.
3590 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3591 (gimple_debug_bind_get_value): Likewise.
3592 (gimple_debug_bind_get_value_ptr): Likewise.
3593 (gimple_debug_bind_set_var): Likewise.
3594 (gimple_debug_bind_set_value): Likewise.
3595 (gimple_debug_bind_reset_value): Likewise.
3596 (gimple_debug_bind_has_value_p): Likewise.
3597 (gimple_return_retval_ptr): Remove gcc_assert.
3598 (gimple_return_retval): Likewise.
3599 (gimple_return_set_retval): Likewise.
3600 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3601 (safe_referenced_var_iterator): Remove.
3602 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3603 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3604 (fill_referenced_var_vec): Remove.
3605 (first_readonly_imm_use): Remove redundant gcc_assert.
3606 (phi_arg_index_from_use): Combine gcc_asserts.
3607 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3608 (first_imm_use_stmt): Remove redundant gcc_assert.
3609 * tree-cfg.c (verify_gimple_call): Verify function and chain
3610 operands. Verify arguments.
3611 (verify_types_in_gimple_stmt): Verify condition code and labels.
3613 2010-01-07 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/42641
3616 * sese.c (rename_map_elt_info): Use the SSA name version, do
3619 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3621 PR tree-optimization/42625
3622 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3623 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3625 2010-01-07 Duncan Sands <baldrick@free.fr>
3627 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3629 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3632 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3633 note itself is not function_invariant_p.
3635 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3637 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3638 Do not add the DF_NOTE problem.
3639 * store-motion.c (execute_rtl_store_motion): Likewise.
3641 2010-01-07 Martin Jambor <mjambor@suse.cz>
3643 PR tree-optimization/42157
3644 * tree-sra.c (compare_access_positions): Stabilize sort if both
3645 accesses have integer types, return zero immediately if they are the
3648 2010-01-06 Richard Henderson <rth@redhat.com>
3651 * haifa-sched.c (add_to_note_list): Merge into ...
3652 (concat_note_lists): ... here, and ...
3653 (unlink_other_notes, rm_other_notes): Merge into...
3654 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3655 NOTE_INSN_EPILOGUE_BEG.
3657 2010-01-06 Richard Guenther <rguenther@suse.de>
3659 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3660 not inline regular functions into always-inline functions.
3662 2010-01-06 Nick Clifton <nickc@redhat.com>
3664 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3665 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3667 (OVERRIDE_OPTIONS): Delete.
3668 (OPTIMIZATION_OPTIONS): Define.
3669 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3670 * config/rx/rx.c (rx_handle_option): Issue an error message if
3671 -mcpu=rx200 and -fpu are used together.
3672 (rx_set_optimization_options): New function. Issue an error
3673 message if an optimization attribute attempts to reset the FPU/
3674 math optimization pairing.
3675 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3676 * config/rx/rx.opt: Set the default to 32-bit doubles.
3677 * config/rx/t-rx: Add multilibs for -nofpu option.
3678 * doc/invoke.texi: Update documentation of RX options.
3680 2010-01-06 Richard Guenther <rguenther@suse.de>
3682 * tree-ssa-pre.c (name_to_id): New global.
3683 (alloc_expression_id): Simplify SSA name handling.
3684 (lookup_expression_id): Likewise.
3685 (init_pre): Zero name_to_id.
3686 (fini_pre): Free it.
3688 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3690 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3692 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3695 * config/i386/sse.md (smaxv2di3): New.
3696 (umaxv2di3): Likewise.
3697 (sminv2di3): Likewise.
3698 (uminv2di3): Likewise.
3700 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3703 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3704 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3705 (legitimize_tls_address): Likewise.
3706 (sparc_tls_referenced_p): Likewise.
3707 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3708 and adjust calls to legitimize_pic_address.
3709 (legitimate_constant_p) Use sparc_tls_referenced_p.
3710 (legitimate_pic_operand_p): Likewise.
3711 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3712 (sparc_tls_symbol_ref_1): Delete.
3713 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3714 (legitimize_tls_address): Make static, handle CONST patterns.
3715 (legitimize_pic_address): Make static, remove unused parameter and
3716 adjust recursive calls.
3717 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3718 and adjust call to legitimize_pic_address.
3719 (sparc_output_mi_thunk): Likewise.
3721 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3722 H.J. Lu <hongjiu.lu@intel.com>
3725 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3726 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3727 operands to make them signed.
3730 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3733 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3734 GTU to GT for V4SI and V2DI.
3736 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3737 (umin<mode>3): Removed.
3739 (uminv4si3): Likewise.
3741 2010-01-05 Martin Jambor <mjambor@suse.cz>
3743 PR tree-optimization/42462
3744 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3745 current_function_decl to helper functions and macros.
3747 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3750 * flags.h: Don't include real.h.
3751 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3752 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3753 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3754 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3755 * dominance.c: Update copyright.
3756 * gimple.c (walk_gimple_op): Remove inline.
3757 * tree-ssa-reassoc.c: Include real.h.
3758 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3759 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3761 2010-01-05 Nick Clifton <nickc@redhat.com>
3763 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3764 register to push into the stack frame when the accumulator has to
3765 be saved during interrupts.
3767 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3769 * doc/invoke.texi: Remove the documentation about option
3771 * common.opt (Wunreachable-code): Preserved for backward
3773 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3774 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3775 the backward compatibility flag section.
3777 2010-01-05 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3781 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3784 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3786 PR tree-optimization/42508
3787 * tree-sra.c (convert_callers): Check for recursive call
3788 by comparing cgraph nodes instead of decls.
3789 (modify_function): Call ipa_modify_formal_parameters also
3790 on all same_body aliases.
3792 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3793 cgraph nodes when checking for same_body aliases.
3795 2010-01-05 Richard Guenther <rguenther@suse.de>
3797 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3798 allocation and lookup.
3799 (get_or_alloc_expr_for_constant): Likewise.
3800 (phi_translate): Sink allocation.
3802 2010-01-04 Richard Guenther <rguenther@suse.de>
3804 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3805 a new entry only if needed.
3806 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3807 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3809 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3811 (phi_translate): Handle CONSTANTs early.
3813 2010-01-04 Martin Jambor <mjambor@suse.cz>
3815 PR tree-optimization/42398
3816 * tree-sra.c (struct access): Removed flag grp_different_types.
3817 (dump_access): Do not dump the removed flag.
3818 (sort_and_splice_var_accesses): Do not set the removed flag.
3819 (sra_modify_expr): Check for type compatibility directly.
3821 2010-01-04 Martin Jambor <mjambor@suse.cz>
3823 PR tree-optimization/42366
3824 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3825 edges with variable number of parameters.
3826 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3827 flag instead of asserting it.
3828 (ipa_read_node_info): Read uses_analysis_done flag.
3830 2010-01-04 Richard Guenther <rguenther@suse.de>
3832 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3833 iterative_hash_* as intended.
3834 (vn_reference_compute_hash): Likewise. Simplify hashing
3836 (vn_reference_lookup_2): Likewise.
3837 (vn_nary_op_compute_hash): Likewise.
3838 (vn_phi_compute_hash): Likewise.
3839 (expressions_equal_p): Remove strange code.
3840 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3841 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3842 (bitmap_insert_into_set_1): Take value-id as parameter.
3843 (add_to_value): Pass it.
3844 (bitmap_insert_into_set): Likewise.
3845 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3847 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3850 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3851 (do_self_spec): For switches with SWITCH_IGNORE set set also
3852 SWITCH_IGNORE_PERMANENTLY.
3853 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3856 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3858 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3859 tree of an unreferenced global var.
3861 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3864 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3865 GTU to GT for V4SI and V2DI.
3867 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3868 (umin<mode>3): Removed.
3870 (uminv4si3): Likewise.
3872 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3875 * collect2.c (main): Turn on trace in collect2 if -v is passed
3878 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3880 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3881 description of expression operand.
3883 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3885 * configure.ac: Add install-html to target_list for Make-hooks.
3886 * configure: Regenerate.
3887 * fortran/Make-lang.in (F95_HTMLFILES): New.
3888 (fortran.html): Use it.
3889 (fortran.install-html): New.
3890 * Makefile.in (install-html): Add lang.install-html.
3891 * java/Make-lang.in (JAVA_HTMLFILES): New.
3892 (java.html): Use it.
3893 (java.install-html): New.
3894 * objc/Make-lang.in (objc.install-html): New.
3895 * objcp/Make-lang.in (obj-c++.install-html): New.
3896 * cp/Make-lang.in (c++.install-html): New.
3897 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3898 * lto/Make-lang.in (lto.install-html): New.
3900 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3903 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3905 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3907 PR rtl-optimization/41862
3908 * store-motion.c (store_killed_in_insn, compute_store_table,
3909 remove_reachable_equiv_notes, replace_store_insn,
3910 build_store_vectors): Ignore all DEBUG_INSNs.
3912 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3915 * common.opt: Add dumpdir.
3917 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3919 (option_map): Add --dumpdir.
3921 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3923 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3925 * opts.c (decode_options): Try dump_dir_name first if
3926 dump_base_name isn't an absolute path.
3927 (common_handle_option): Handle OPT_dumpdir.
3929 * toplev.c (dump_dir_name): New.
3930 (print_switch_values): Also ignore -dumpdir.
3932 * toplev.h (dump_dir_name): New.
3934 2010-01-03 Richard Guenther <rguenther@suse.de>
3936 PR tree-optimization/42589
3937 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3938 double-word expansion of bswap32.
3940 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3942 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3943 with BLOCK_FOR_INSN.
3944 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3945 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3946 noce_process_if_block): Likewise.
3947 * gcse.c (compute_local_properties, insert_expr_in_table,
3948 insert_set_in_table, canon_list_insert, find_avail_set,
3949 pre_insert_copy_insn): Likewise.
3951 * basic-block.h (BLOCK_NUM): Move from here...
3952 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3954 2010-01-03 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/42438
3957 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3958 contains_may_not_return_call flag.
3959 (BB_MAY_NOTRETURN): New.
3960 (valid_in_sets): Trapping nary operations are not valid
3961 in blocks that may not return.
3962 (insert_into_preds_of_block): Remove check for trapping expressions.
3963 (compute_avail): Compute also BB_MAY_NOTRETURN.
3965 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3967 * doc/invoke.texi: Add 2010 to copyright years.
3969 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3971 * config/sparc/sparc.c: Fix formatting nits.
3973 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3974 Alexander Monakov <amonakov@ispras.ru>
3976 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3978 2010-01-02 Richard Guenther <rguenther@suse.de>
3981 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3982 (simplify_switch_using_ranges): Mark to be removed edges
3985 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3987 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3989 * collect2.c (scan_libraries): Add missing argument in call to
3992 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3995 * config/alpha/predicates.md (aligned_memory_operand): Return false
3997 (unaligned_memory_operand): Return true for CQImode.
3998 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3999 doesn not cross aligned SImode word boundary.
4001 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4003 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4005 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4006 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4008 2010-01-02 Richard Guenther <rguenther@suse.de>
4011 * toplev.c (compile_file): Emit LTO marker properly. Change
4013 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4015 2010-01-01 Richard Guenther <rguenther@suse.de>
4018 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4020 2010-01-01 Richard Guenther <rguenther@suse.de>
4023 * c-decl.c (grokdeclarator): For zero-size arrays force
4024 structural equality checks as layout_type does.
4026 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4028 * builtins.c: Update copyright to 2010.
4030 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4033 * lto-streamer-out.c (produce_asm): Revert the last change.
4034 (copy_function): Likewise.
4036 * lto-streamer.c (lto_get_section_name): Skip any leading
4039 2010-01-01 Richard Guenther <rguenther@suse.de>
4042 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4046 Copyright (C) 2010 Free Software Foundation, Inc.
4048 Copying and distribution of this file, with or without modification,
4049 are permitted in any medium without royalty provided the copyright
4050 notice and this notice are preserved.