1 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6 * configure: Regenerate.
7 * config.in: Regenerate.
8 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
9 (default_elf_asm_named_section): Use it.
10 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
11 (i386_output_dwarf_dtprel): Likewise.
12 (output_addr_const_extra): Likewise.
13 (output_pic_addr_const): Lowercase @GOTTPOFF.
14 (output_addr_const_extra): Likewise.
15 (output_pic_addr_const): Lowercase @GOTNTPOFF.
16 (output_addr_const_extra): Likewise.
17 (output_pic_addr_const): Lowercase @INDNTPOFF.
18 (output_addr_const_extra): Likewise.
19 (output_pic_addr_const): Lowercase @NTPOFF.
20 (output_addr_const_extra): Likewise.
21 (output_pic_addr_const): Lowercase @TPOFF.
22 (output_addr_const_extra): Likewise.
23 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
25 (*tls_global_dynamic_64): Likewise.
26 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
27 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
29 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
30 (ASM_OUTPUT_TLS_COMMON): Use it.
31 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
34 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
36 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
37 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
38 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
39 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
40 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
42 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
44 * config/i386/i386.c (override_options): Don't accept
45 -mtls-dialect=sun any longer.
46 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
47 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
48 (*tls_local_dynamic_base_32_sun): Likewise.
49 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
51 2010-03-24 Jakub Jelinek <jakub@redhat.com>
54 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
55 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
58 * ira.c (adjust_cleared_regs): New function.
59 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
63 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
65 * expr.c (expand_expr_real): Restore previous
66 curr_insn_source_location and curr_insn_block after
67 expand_expr_real_1 call.
68 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
69 instead of expand_expr_real_1.
71 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
73 PR rtl-optimization/43413
74 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
77 2010-03-22 James E. Wilson <wilson@codesourcery.com>
80 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
81 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
83 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
85 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
88 2010-03-22 Mike Stump <mikestump@comcast.net>
91 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
92 Don't overly align based upon packed packed fields.
94 2010-03-22 Jason Merrill <jason@redhat.com>
96 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
97 Use () rather than [], and move before the element type.
99 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
101 * doc/configfiles.texi (Configuration Files): Removed
102 fixinc/Makefile*, intl/Makefile.*.
103 * doc/makefile.texi: Fixed markup.
104 Abstract from version control system used.
105 (Makefile): Removed obsolete gcc/java/parse.y example.
106 * doc/sourcebuild.texi: Likewise.
107 (Top Level): Added config, gnattools, libdecnumber, libgcc,
110 (Miscellaneous Docs): Clarify location.
111 Added COPYING3, COPYING3.LIB.
112 (Front End Directory): Moved Make-lang.in entry to new
115 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
118 * config/i386/i386.c (x86_function_profiler)
119 [!NO_PROFILE_COUNTERS]: Fix typo.
120 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
123 2010-03-22 Janis Johnson <janis187@us.ibm.com>
124 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
126 * doc/sourcebuild.texi (Test Directives): Split into six
127 subsections, with most of the current text in new subsections
128 Directives, Selectors, and Final Actions.
129 (Directives): Split list of test directives into multiple
131 (Selectors): Describe use and syntax of selectors.
132 (Effective-Target Keywords): Describe all existing keywords.
133 (Add Options): Describe features for dg-add-options.
134 (Require Support): Describe variants of dg-require-support.
135 (Final Actions): Describe commands to use in dg-final.
137 2010-03-22 Michael Matz <matz@suse.de>
140 * recog.c (validate_replace_rtx_group): Replace also in
141 REG_EQUAL and REG_EQUIV notes.
143 2010-03-22 Richard Guenther <rguenther@suse.de>
145 PR tree-optimization/43390
146 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
147 sure vector extracts are type correct.
149 2010-03-22 Richard Guenther <rguenther@suse.de>
152 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
153 x * sqrt (x) even when optimizing for size if the target
154 has native support for sqrt.
156 2010-03-22 Jakub Jelinek <jakub@redhat.com>
158 * varasm.c (make_decl_rtl_for_debug): Also clear
159 flag_mudflap for the duration of make_decl_rtl call.
162 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
163 locs from preserved VALUEs.
165 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
168 * pa.md (movmemsi): Set align to one if zero.
169 (movmemdi): Likewise.
171 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
174 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
175 with their corresponding prologue pushes.
177 2010-03-20 Andrew Pinski <pinskia@gmail.com>
180 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
181 at the begining or end.
182 (spu_expand_epilogue): Likewise.
184 2010-03-20 Richard Guenther <rguenther@suse.de>
186 PR rtl-optimization/43438
187 * combine.c (make_extraction): Properly zero-/sign-extend an
188 extraction of the low part of a CONST_INT. Also handle
191 2010-03-19 Mike Stump <mikestump@comcast.net>
193 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
194 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
195 (override_options): Use SUBTARGET32_DEFAULT_CPU.
197 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
200 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
203 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
205 PR rtl-optimization/42258
206 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
207 use that may match DEF.
210 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
211 the cost of loading the constant rather than assuming
213 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
214 outer code is AND, do the same tests as the andsi3 expander and
215 return COSTS_N_INSNS (1) if and is cheap.
217 * optabs.c (avoid_expensive_constant): Fix formatting.
219 2010-03-19 Michael Matz <matz@suse.de>
222 * attribs.c (decl_attributes): When rebuilding a function pointer
223 type use the same qualifiers as the original pointer type.
225 2010-03-19 Martin Jambor <mjambor@suse.cz>
227 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
228 and is_gimple_ip_invariant_address.
230 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
233 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
235 * config/arm/arm.c (arm_override_options): Turn off
236 flag_dwarf2_cfi_asm for AAPCS variants.
238 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
241 * config/arm/arm.c (emit_multi_reg_push): Update comments.
242 Use PRE_MODIFY instead of PRE_DEC.
243 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
244 (vfp_emit_fstmd): Likewise.
246 2010-03-19 Michael Matz <matz@suse.de>
249 * builtins.c (expand_builtin_interclass_mathfn,
250 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
253 2010-03-19 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/43415
256 * tree-ssa-pre.c (phi_translate): Split out worker to ...
257 (phi_translate_1): ... this.
258 (phi_translate): Move all caching here. Cache all NARY
259 and REFERENCE translations.
261 2010-03-19 David S. Miller <davem@davemloft.net>
263 With help from Eric Botcazou.
264 * config/sparc/sparc.c: Include dwarf2out.h.
265 (emit_pic_helper): Delete.
266 (pic_helper_symbol_name): Delete.
267 (pic_helper_emitted_p): Delete.
268 (pic_helper_needed): New.
269 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
270 (get_pc_thunk_name): New.
271 (load_pic_register): Remove 'delay_pic_helper' arg. Use
272 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
273 Set pic_helper_needed to true. Don't call emit_pic_helper.
274 (sparc_expand_prologue): Update load_pic_register call.
275 (sparc_output_mi_thunk): Likewise.
276 (sparc_file_end): Emit a hidden comdat symbol for the PIC
277 thunk if possible. Output CFI information as needed.
279 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
280 Jack Howarth <howarth@bromo.med.uc.edu>
283 * config/i386/i386.h: Fix ABI on darwin x86-32.
285 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
287 * tree.h: Declare make_decl_rtl_for_debug.
288 * varasm.c (make_decl_rtl_for_debug): New.
289 * dwarf2out.c (rtl_for_decl_location): Call it.
290 * cfgexpand.c (expand_debug_expr): Call it.
292 2010-03-18 Jakub Jelinek <jakub@redhat.com>
295 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
299 * var-tracking.c (vt_init_cfa_base): Do nothing if
300 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
303 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
306 * var-tracking.c (canonicalize_vars_star): New.
307 (dataflow_post_merge_adjust): Use it.
309 2010-03-18 Jakub Jelinek <jakub@redhat.com>
312 * var-tracking.c (non_suitable_const): New function.
313 (add_uses): For DEBUG_INSNs with constants, don't record any
314 value, instead just the constant value itself.
315 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
316 is not VAR_LOC_UNKNOWN_P, set var to the constant.
317 (emit_notes_in_bb): Likewise.
318 (emit_note_insn_var_location): For onepart variables if
319 cur_loc is a VOIDmode constant, use DECL_MODE.
321 2010-03-18 Martin Jambor <mjambor@suse.cz>
324 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
325 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
326 all non-clones. Moved call redirection...
327 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
329 (cgraph_materialize_all_clones): Dispose of all
330 combined_args_to_skip bitmaps.
331 (verify_cgraph_node): Do not check for edges pointing to wrong
332 nodes in inline clones.
333 * tree-inline.c (copy_bb): Call
334 cgraph_redirect_edge_call_stmt_to_callee.
335 * ipa.c (cgraph_remove_unreachable_nodes): Call
336 cgraph_node_remove_callees even when there are used clones.
338 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
340 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
342 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
345 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
348 2010-03-18 Michael Matz <matz@suse.de>
351 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
352 into sqrt(x) if we need to preserve signed zeros.
354 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
355 Eric Botcazou <ebotcazou@adacore.com>
357 PR rtl-optimization/43360
358 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
359 note if we don't know its invariant status.
361 2010-03-18 Michael Matz <matz@suse.de>
363 PR tree-optimization/43402
364 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
365 PHI chains of ssa names registered for update.
367 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
370 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
371 non-offsettable and pre_modify update addressing.
372 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
373 and "2" alternatives "#".
374 (*movdd_softfloat32): Make all alternatives "#";
375 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
376 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
377 (*movdf_softfloat32): Make all alternatives "#";
378 (movdi): Use the new DIFD mode iterator to create a common splitter
379 for movdi, movdf and movdd patterns.
381 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
383 * common.opt (dumpdir): Remove redundant tab.
385 2010-03-17 Martin Jambor <mjambor@suse.cz>
387 PR tree-optimization/43347
388 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
389 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
391 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
393 PR rtl-optimization/42216
394 * regrename.c (create_new_chain): New function, broken out from...
395 (scan_rtx_reg): ... here. Call it. Handle the case where we are
396 appending a use to an empty chain.
397 (build_def_use): Remove previous changes that convert OP_INOUT to
398 OP_OUT operands; instead detect the case where an OP_INOUT operand
399 uses a previously untracked register and create an empty chain for
402 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
404 * doc/extend.texi (Function Attributes): Rewrite unfinished
405 sentence in ms_abi documentation.
407 2010-03-17 Alan Modra <amodra@gmail.com>
409 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
410 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
411 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
412 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
414 2010-03-16 Richard Henderson <rth@redhat.com>
417 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
418 (lower_try_finally): Save and restore eh_seq around the expansion
421 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
423 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
424 statements before splitting block.
426 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
428 * doc/sourcebuild.texi (Testsuites): Fix markup.
429 Use pathnames relative to gcc/testsuite.
430 (Test Directives): Move description of how timeout is determined.
431 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
432 (C Tests): Correct gcc.misc-tests directory.
433 Framework tests now live in gcc.test-framework.
435 2010-03-16 Richard Guenther <rguenther@suse.de>
438 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
439 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
442 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
443 Alexandre Oliva <aoliva@redhat.com>
445 PR tree-optimization/42917
446 * lambda-code.c (remove_iv): Skip debug statements.
447 (lambda_loopnest_to_gcc_loopnest): Likewise.
448 (not_interesting_stmt): Debug statements are not interesting.
450 2010-03-16 Jakub Jelinek <jakub@redhat.com>
454 * cselib.c (cselib_preserve_constants,
455 cfa_base_preserved_val): New static variables.
456 (preserve_only_constants): New function.
457 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
458 clear its REG_VALUES. If cselib_preserve_constants, don't
459 empty the whole hash table, but preserve there VALUEs with constants,
460 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
461 (cselib_preserve_cfa_base_value): New function.
462 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
463 (cselib_init): Change argument to int bitfield. Set
464 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
466 (cselib_finish): Clear cselib_preserve_constants and
467 cfa_base_preserved_val.
468 * cselib.h (enum cselib_record_what): New enum.
469 (cselib_init): Change argument to int.
470 (cselib_preserve_cfa_base_value): New prototype.
471 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
472 * dse.c (dse_step1): Likewise.
473 * cfgcleanup.c (thread_jump): Likewise.
474 * sched-deps.c (sched_analyze): Likewise.
475 * gcse.c (local_cprop_pass): Likewise.
476 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
477 If FN is non-NULL, call the callback always and whenever it returns
478 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
479 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
480 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
481 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
482 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
483 * var-tracking.c: Include recog.h.
484 (bb_stack_adjust_offset): Remove.
485 (vt_stack_adjustments): Don't call it, instead just gather the
486 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
487 (adjust_stack_reference): Remove.
488 (compute_cfa_pointer): New function.
489 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
490 (struct adjust_mem_data): New type.
491 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
493 (get_address_mode): New function.
494 (replace_expr_with_values): Use it.
495 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
496 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
497 (adjust_sets): Remove.
498 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
499 Use get_address_mode.
500 (get_adjusted_src): Remove.
501 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
502 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
503 (add_with_sets): Don't call adjust_sets.
504 (fp_setter, vt_init_cfa_base): New functions.
505 (vt_initialize): Change return type to bool. Move most of pool etc.
506 initialization to the beginning of the function from end. Pass
507 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
508 If !frame_pointer_needed, call vt_stack_adjustment before mos
509 vector is filled, call vt_init_cfa_base if argp/framep has been
510 eliminated to sp. If frame_pointer_needed and argp/framep has
511 been eliminated to hard frame pointer, set
512 hard_frame_pointer_adjustment and call vt_init_cfa_base after
513 encountering fp setter in the prologue. For MO_ADJUST, call
514 log_op_type before pusing the op into mos vector, not afterwards.
515 Call adjust_insn before cselib_process_insn/add_with_sets,
516 call cancel_changes (0) afterwards.
517 (variable_tracking_main_1): Adjust for vt_initialize calling
518 vt_stack_adjustments and returning whether it succeeded or not.
520 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
522 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
525 2010-03-15 Jakub Jelinek <jakub@redhat.com>
527 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
529 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
530 drap_reg has not been set.
532 2010-03-15 Michael Matz <matz@suse.de>
535 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
536 use it to expand block copies.
537 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
538 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
539 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
541 2010-03-15 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/43367
544 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
547 2010-03-15 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/43317
550 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
552 2010-03-15 Martin Jambor <mjambor@suse.cz>
554 PR tree-optimization/43141
555 * tree-sra.c (create_abstract_origin): New function.
556 (modify_function): Call create_abstract_origin.
558 2010-03-15 Chris Demetriou <cgd@google.com>
560 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
563 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
566 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
567 call insert_out_of_ssa_copy for default definitions.
569 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
571 * graphite-clast-to-gimple.c (my_long_long): Defined.
572 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
573 * graphite-sese-to-poly.c (my_long_long): Defined.
574 (scop_ivs_can_be_represented): Use it.
576 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
578 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
579 graphite-max-bbs-per-function, and loop-block-tile-size.
580 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
582 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
584 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
586 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
588 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
589 (add_upper_bounds_from_estimated_nit): New.
590 (build_loop_iteration_domains): Use it.
592 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
594 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
596 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
599 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
600 should be an INTEGER_CST. Also handle CASE_CONVERT.
602 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
604 * graphite.c (graphite_initialize): To bound the number of bbs per
605 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
606 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
607 * doc/invoke.texi: Document it.
609 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
611 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
612 * graphite-sese-to-poly.h (build_poly_scop): Same.
614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
616 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
617 the number of parameters in the scop. Use as an upper bound
618 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
619 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
620 * doc/invoke.texi: Document it.
622 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
624 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
625 * doc/c-tree.texi: Remove.
626 * doc/generic.texi: Merge c-tree.texi here.
627 * doc/gccint.texi (Trees): Remove menu entry.
628 (c-tree.texi): Remove @include.
629 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
630 * doc/languages.texi (Reading RTL): Ditto.
632 2010-03-12 Steve Ellcey <sje@cup.hp.com>
635 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
637 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
640 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
641 code added to work around reload clobbering CONST insns.
643 2010-03-12 Jakub Jelinek <jakub@redhat.com>
645 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
646 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
647 (cselib_preserve_only_values): Remove retain argument, don't
648 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
649 * cselib.h (cselib_preserve_only_values): Remove retain argument.
650 * var-tracking.c (micro_operation): Move insn field before union.
651 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
652 (struct variable_tracking_info_def): Remove n_mos field, change
653 mos into a vector of micro_operations.
654 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
655 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
656 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
657 changing into a vector.
658 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
659 come before all other uops generated by add_stores.
660 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
662 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
663 a vector. Run just one pass over the bbs instead of separate counting
664 and computation phase.
665 (vt_finalize): Free VTI (bb)->mos vector instead of array.
668 * tree-inline.c (remap_decls): Put old_var rather than origin_var
669 into *nonlocalized_list vector.
670 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
671 even if origin is non-NULL.
672 (gen_variable_die): Likewise.
673 (process_scope_var): Don't change origin.
674 (gen_decl_die): Likewise.
675 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
676 before adding new edges instead of after it, fix moving over
679 2010-03-11 David S. Miller <davem@davemloft.net>
681 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
683 * configure: Rebuild.
685 2010-03-11 Martin Jambor <mjambor@suse.cz>
687 PR tree-optimization/43257
688 * tree.c (assign_assembler_name_if_neeeded): New function.
689 (free_lang_data_in_cgraph): Assembler name assignment moved to the
691 * tree.h (assign_assembler_name_if_neeeded): Declare.
692 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
693 the function if needed.
695 2010-03-11 Chris Demetriou <cgd@google.com>
697 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
698 include/stdint-gcc.h, and include/stdint.h world-readable.
700 2010-03-11 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/43255
703 * tree-vrp.c (process_assert_insertions_for): Do not insert
704 asserts for trivial conditions.
706 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
708 PR tree-optimization/43280
709 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
710 generation. Move calculation of size out of the if branch.
711 (find_bswap): Modify compare number generation.
713 2010-03-11 Richard Guenther <rguenther@suse.de>
716 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
717 (input_gimple_stmt): Fixup handled component types during
718 operand read. Also fix up decls in ADDR_EXPRs.
720 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
722 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
723 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
725 2010-03-10 Jan Hubicka <jh@suse.cz>
728 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
729 * varasm.c (get_variable_section): Don't do that here...
730 (make_decl_rtl): ... and here.
731 (do_assemble_alias): Produce decl RTL.
732 (assemble_alias): Likewise.
734 2010-03-10 Jakub Jelinek <jakub@redhat.com>
737 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
738 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
740 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
741 (based_loc_descr): Only express drap or vdrap regno based expressions
742 using DW_OP_fbreg when not optimizing.
743 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
744 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
745 REG_CFA_SET_VDRAP note.
747 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
749 PR tree-optimization/43236
750 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
751 error in calculation of base address in reverse iteration case.
752 (generate_builtin): Take number of latch executions if the statement
755 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
758 * tree-eh.c: Include pointer-set.h.
759 (lower_eh_dispatch): Filter out duplicate case labels and
760 remove the unneeded edge when the label is unused. Return
761 true when some edges are removed.
762 (execute_lower_eh_dispatch): When any lowering resulted in
763 removing an edge, also delete unreachable blocks.
765 2010-03-10 Jakub Jelinek <jakub@redhat.com>
768 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
769 UNSPEC_MACHOPIC_OFFSET.
771 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
774 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
775 (m68k_delegitimize_address): New function.
777 2010-03-09 Jakub Jelinek <jakub@redhat.com>
780 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
783 * var-tracking.c (adjust_sets): New function.
784 (count_with_sets, add_with_sets): Use it.
785 (get_adjusted_src): New inline function.
786 (add_stores): Use it.
789 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
790 call cselib_dummy_expand_value_rtx_cb instead of
791 cselib_expand_value_rtx_cb.
794 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
795 * config/i386/i386.c: Include debug.h and dwarf2out.h.
796 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
797 and .cfi_endproc around the pic thunks.
798 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
799 all queued unwind info register saves are saved before the call.
800 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
801 considered as sp-=4 for unwind info and the pop as sp+=4 which
802 also clobbers dest, but doesn't actually restore it.
805 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
808 2010-03-09 Jie Zhang <jie@codesourcery.com>
810 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
811 whitespaces in output template.
813 2010-03-09 Jie Zhang <jie@codesourcery.com>
815 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
818 2010-03-08 Jakub Jelinek <jakub@redhat.com>
820 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
821 builtins.exp in a separate job.
823 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
825 * graphite-sese-to-poly.c (add_param_constraints): Use
826 lower_bound_in_type and upper_bound_in_type.
828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
830 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
831 instead of unsigned_type_node.
833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
834 Reza Yazdani <reza.yazdani@amd.com>
837 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
838 on pointer type parameters.
840 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
844 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
845 handle conversions from pointer to integers.
846 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
847 induction variable, to be able to work with code generated by CLooG.
848 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
849 (build_poly_scop): Bail out if we cannot codegen a loop.
851 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
853 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
854 code generation with gloog_error.
856 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
858 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
859 Call fold_convert on all the returned values.
860 (expand_scalar_variables_expr): Pass to
861 expand_scalar_variables_ssa_name the type of the resulting expression.
863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
865 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
866 ppl_min_for_le_pointset.
867 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
868 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-dependences.c (map_into_dep_poly): Removed.
873 (dependence_polyhedron_1): Use combine_context_id_scat.
875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
877 * graphite-poly.h (struct poly_scattering): Add layout documentation.
878 (struct poly_bb): Same.
879 (combine_context_id_scat): New.
881 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
884 * sese.c (name_defined_in_loop_p): Return false for default
887 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
889 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
890 and clean up the logic.
892 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
894 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
897 2010-03-08 Jakub Jelinek <jakub@redhat.com>
899 * var-tracking.c (remove_cselib_value_chains): Define only for
901 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
902 delete_slot_part, emit_notes_for_differences_1): Don't call
903 remove_cselib_value_chains here.
904 (set_slot_part, emit_notes_for_differences_2): Don't call
905 add_cselib_value_chains here.
906 (preserved_values): New vector.
907 (preserve_value): New function.
908 (add_uses, add_stores, vt_add_function_parameters): Use it
909 instead of cselib_preserve_value.
910 (changed_values_stack): New vector.
911 (check_changed_vars_0): New function.
912 (check_changed_vars_1, check_changed_vars_2): Use it.
913 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
914 changed_values_stack VALUEs.
915 (vt_emit_notes): For all preserved_values call
916 add_cselib_value_chains. If ENABLE_CHECKING call
917 remove_cselib_value_chains before verifying value_chains is empty.
918 Initialize and free changed_values_stack.
919 (vt_initialize): Initialize preserved_values.
920 (vt_finalize): Free preserved_values.
922 2010-03-08 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/43269
925 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
928 2010-03-08 Martin Jambor <mjambor@suse.cz>
930 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
931 (ipa_is_param_called): Removed.
932 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
933 (ipa_print_node_params): Do not print the called flag.
934 (ipa_write_node_info): Do not stream the called flag.
935 (ipa_read_node_info): Likewise.
937 2010-03-07 Jakub Jelinek <jakub@redhat.com>
940 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
941 * cselib.c (struct expand_value_data): Add dummy field.
942 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
944 (cselib_dummy_expand_value_rtx_cb): New function.
945 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
947 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
948 * var-tracking.c: Include pointer-set.h.
949 (variable): Change n_var_parts to char from int. Add
950 cur_loc_changed and in_changed_variables fields.
951 (variable_canonicalize): Remove.
952 (shared_var_p): New inline function.
953 (unshare_variable): Maintain cur_loc_changed and
954 in_changed_variables fields. If var was in changed_variables,
955 replace it there with new_var. Just copy cur_loc instead of
956 resetting it to something else.
957 (variable_union): Don't recompute cur_loc. Use shared_var_p.
958 (dataflow_set_union): Don't call variable_canonicalize.
959 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
960 of their DEBUG_EXPR_TREE_DECLs.
961 (canonicalize_loc_order_check): Verify that cur_loc is NULL
962 and in_changed_variables and cur_loc_changed is false.
963 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
964 and cur_loc_changed. Don't update cur_loc here.
965 (variable_merge_over_src): Don't call variable_canonicalize.
966 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
967 removing loc that is equal to cur_loc, clear cur_loc,
968 set cur_loc_changed and ensure variable_was_changed is called.
969 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
970 compare pointers in cur_loc check, if it is equal to loc,
971 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
972 (variable_different_p): Remove compare_current_location argument,
973 don't compare cur_loc.
974 (dataflow_set_different_1): Adjust variable_different_p caller.
975 (variable_was_changed): If dv had some var in changed_variables
976 already, reset in_changed_variables flag for it and propagate
977 cur_loc_changed over to the new variable. On empty var
978 always set cur_loc_changed. Set in_changed_variables on whatever
979 var is added to changed_variables.
980 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
981 Use shared_var_p. When removing loc that is equal to cur_loc,
982 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
983 end, don't set it to something else, just call variable_was_changed.
984 (delete_slot_part): Use shared_var_p. When cur_loc equals to
985 loc being removed, clear cur_loc and set cur_loc_changed.
986 Set cur_loc_changed if all locations have been removed.
987 (struct expand_loc_callback_data): New type.
988 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
989 allocated. Always create SUBREGs if simplify_subreg failed.
990 Prefer to use cur_loc, when that fails and still in
991 changed_variables (and seen first time) recompute it. Set
992 cur_loc_changed of variables which had to change cur_loc and
993 compute elcd->cur_loc_changed if any of the subexpressions used
994 had to change cur_loc.
995 (vt_expand_loc): Adjust to pass arguments in
996 expand_loc_callback_data structure.
997 (vt_expand_loc_dummy): New function.
998 (emitted_notes): New variable.
999 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1000 that weren't used for any other decl in current
1001 emit_notes_for_changes call call vt_expand_loc_dummy to update
1002 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1003 first loc_chain location if NULL before. Always use just
1004 cur_loc instead of first loc_chain location. When cur_loc_changed
1005 is false, when not --enable-checking=rtl just don't emit any note.
1006 When rtl checking, compute the note and assert it is the same
1007 as previous note. Clear cur_loc_changed and in_changed_variables
1008 at the end before removing from changed_variables.
1009 (check_changed_vars_3): New function.
1010 (emit_notes_for_changes): Traverse changed_vars to call
1011 check_changed_vars_3 on each changed var.
1012 (emit_notes_for_differences_1): Clear cur_loc_changed and
1013 in_changed_variables. Recompute cur_loc of new_var.
1014 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1015 (vt_emit_notes): Initialize and destroy emitted_notes.
1017 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1019 PR rtl-optimization/42220
1020 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1021 Use verify_reg_tracked to determine if we should use OP_OUT rather
1023 (build_def_use): If we see an in-out operand for a register that we
1024 know nothing about, treat is an output if possible, fail the block if
1027 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1030 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1033 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1036 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1037 uses of relevant DEFs that are dead outside the loop too.
1039 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1041 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1043 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1045 * var-tracking.c (values_to_unmark): New variable.
1046 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1047 values_to_unmark vector. Moved body to...
1048 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1049 instead queue it into values_to_unmark vector.
1050 (vt_find_locations): Free values_to_unmark vector.
1052 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1054 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1055 (site.exp): Export them when plugins are enabled.
1057 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1060 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1062 (chrec_fold_multiply): Same.
1064 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1067 * c-decl.c (build_compound_literal): Return early if init is
1070 2010-03-04 Martin Jambor <mjambor@suse.cz>
1072 PR tree-optimization/43164
1073 PR tree-optimization/43191
1074 * tree-sra.c (type_consists_of_records_p): Reject records with
1075 zero-size bit-fields at the end.
1077 2010-03-04 Mike Stump <mikestump@comcast.net>
1079 * Makefile.in (TAGS): Remove *.y.
1081 2010-03-04 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/40761
1084 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1086 (my_rev_post_order_compute): New function.
1087 (init_pre): Call it.
1089 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1092 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1093 decrease the cost of an IV candidate when the cost is infinite.
1095 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1097 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1098 Use '3DNow!' for the extension of that name, ensure normal space
1100 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1102 2010-03-03 Jeff Law <law@redhat.com>
1104 * PR middle-end/32693
1105 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1106 than gen_rtx_SUBREG.
1107 (extract_bit_field_1): Likewise.
1109 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1111 * doc/sourcebuild.texi (Test directives): Document that arguments
1112 include-opts and exclude-opts are now optional for dg-skip-if,
1113 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1115 2010-03-03 Jason Merrill <jason@redhat.com>
1118 * cgraph.h (varpool_node): Add extra_name field.
1119 * varpool.c (varpool_extra_name_alias): New.
1120 (varpool_assemble_decl): Emit extra name aliases.
1121 (varpool_mark_needed_node): Look past an extra name alias.
1122 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1123 * lto-streamer-in.c (lto_input_tree): Read it.
1124 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1126 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1128 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1129 (sparc*-*-solaris2*): ...this.
1131 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1134 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1135 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1136 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1137 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1140 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1141 fallthrough to default handling, just with want_address 0 instead of 2.
1142 For single element lists, add_AT_loc directly, otherwise create an
1143 artificial variable DIE and stick location list to it.
1146 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1147 (VAL_EXPR_HAS_REVERSE): Define.
1148 (reverse_op): New function.
1149 (add_stores): For reversible operations add an extra MO_VAL_USE.
1151 2010-03-02 Jason Merrill <jason@redhat.com>
1153 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1155 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1157 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1158 (sparc64-*-linux*): Likewise.
1159 (sparc64-*-solaris2*): Include assembler files before linker ones.
1160 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1161 * config/sparc/gas.h: Delete.
1162 * config/sparc/sol2-64.h: Add copyright notice.
1163 * config/sparc/sol2-gas-bi.h: Likewise.
1164 * config/sparc/sol2-gld.h: Likewise.
1165 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1166 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1167 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1168 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1169 (sparc_elf_asm_named_section): Rename into...
1170 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1172 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1174 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1176 2010-03-02 Jeff Law <law@redhat.com>
1179 * reload1.c (rtx_p, substitute_stack): Declare.
1180 (substitute): Record addresses of changed rtxs.
1181 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1182 Restore the original rtx when complete.
1183 (reload): Free subsitute_stack when complete.
1185 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1187 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1188 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1190 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1191 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1192 Torture Tests): Change from subsection to section.
1194 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1195 Steven Bosscher <steven@gcc.gnu.org>
1197 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1200 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1203 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1204 the assignment from the new induction variable to the assignment
1205 of the value from the original loop PHI function.
1207 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1208 Daniel Jacobowitz <dan@codesourcery.com>
1210 * doc/sourcebuild.texi (Test directives): Clarify options to
1213 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1215 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1216 Disable cfi directives unless GCC and gas agree on using read-only
1217 .eh_frame sections for 64-bit.
1218 * configure: Regenerate.
1220 2010-03-01 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/43220
1223 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1224 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1226 2010-03-01 Richard Guenther <rguenther@suse.de>
1227 Martin Jambor <mjambor@suse.cz>
1230 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1231 gimplified parameters.
1233 2010-03-01 Christian Bruel <christian.bruel@st.com>
1235 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1237 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1239 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1241 2010-03-01 Richard Guenther <rguenther@suse.de>
1244 * expr.c (expand_assignment): Use the alias-oracle to tell
1245 if the rhs aliases the result decl.
1247 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1250 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1251 to sol_gt_pch_get_address.
1252 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1253 64-bit, SPARC and x86.
1254 (sol_gt_pch_get_address): New function.
1256 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1258 * toplev.h (inform_n, error_n): Declare.
1259 * diagnostic.c (inform_n, error_n): New function.
1261 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1263 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1264 has no rtl yet when processing local_decls, queue it and recheck
1265 if deferred stack allocation hasn't assigned it rtl.
1267 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1269 * config/sh/sh.c (unspec_bbr_uid): New.
1270 (gen_block_redirect): Use it instead of INSN_UID.
1271 (gen_far_branch): Likewise.
1273 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1275 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1276 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1278 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1280 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1281 (Warning Options): -Wno-conversion-null is valid for
1282 Objective-C++ as well.
1283 * doc/tm.texi (Named Address Spaces): Likewise.
1284 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1285 * doc/tree-ssa.texi (Tree SSA): Likewise.
1287 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1290 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1291 by default. Don't set the default arch for
1292 i[34567]86-*-darwin*|x86_64-*-darwin*.
1294 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1297 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1298 default. Set the default 32bit/64bit archs with $with_arch
1299 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1301 2010-02-27 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/43186
1304 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1305 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1306 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1307 unroller iterations.
1309 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1311 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1312 required and i[34567]86-*-* targets don't support 64bit ISA.
1314 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1317 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1320 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1322 * config.gcc: Set the default arch at least to Prescott for
1323 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1324 if SSE math is enabled.
1326 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1328 * diagnostic.c (diagnostic_initialize): Update.
1329 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1331 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1332 (diagnostic_inhibit_notes): New.
1333 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1335 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1338 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1339 * doc/standards.texi: Likewise.
1340 * doc/extend.texi: Likewise.
1341 * doc/trouble.texi: Likewise.
1342 * doc/cppopts.texi: Likewise.
1343 * doc/install.texi: Likewise.
1344 * c.opt (std=c90,std=gnu90): New options.
1345 * c-opts.c (c_common_handle_option): Handle them.
1347 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1350 * c-decl.c (undeclared_variable): Use an informative note.
1352 2010-02-26 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/43186
1355 * gimple.h (gimple_fold): Remove.
1356 * gimple.c (gimple_fold): Remove. Inline into single user ...
1357 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1358 Try harder for conditions.
1360 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1363 * function.c (used_types_insert): Don't skip through named pointer
1364 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1365 and it is different from the main variant's type.
1367 2010-02-26 Nick Clifton <nickc@redhat.com>
1369 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1371 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1373 * config.gcc: Support --with-fpmath=sse for x86.
1375 * config/i386/ssemath.h: New.
1377 * doc/install.texi (--with-fpmath=sse): Documented.
1379 2010-02-26 Richard Guenther <rguenther@suse.de>
1381 PR tree-optimization/43188
1382 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1383 vector types of over-aligned element type.
1385 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1389 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1391 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1393 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1395 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1397 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1398 * var-tracking.c: Include diagnostic.h.
1399 (debug_dv): New function.
1400 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1403 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1404 (add_value_chain, add_value_chains, remove_value_chain,
1405 remove_value_chains): Handle DEBUG_EXPRs.
1406 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1409 * regcprop.c (struct queued_debug_insn_change): New type.
1410 (struct value_data_entry): Add debug_insn_changes field.
1411 (struct value_data): Add n_debug_insn_changes field.
1412 (debug_insn_changes_pool): New variable.
1413 (free_debug_insn_changes, apply_debug_insn_changes,
1414 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1415 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1416 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1418 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1420 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1421 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1422 changes, call cprop_find_used_regs via note_stores.
1423 (copyprop_hardreg_forward): When copying vd from predecessor
1424 which has any queued DEBUG_INSN changes, make sure the pointers are
1425 cleared. At the end call df_analyze and then if there are any
1426 DEBUG_INSN changes queued at the end of some basic block for still
1427 live registers, apply them.
1428 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1430 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1432 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1435 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1437 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1438 targets. Set the default with_cpu/with_arch from arch/cpu.
1439 Allow x86-64 and native for with_cpu/with_arch.
1441 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1443 * ebitmap.c: Change calls to verify_popcount with calls to
1444 sbitmap_verify_popcount.
1445 (ebitmap_clear_bit): Fixed map->cacheindex test and
1446 map>cache update when bit clearing results in an empty
1449 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1452 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1453 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1454 and support both V2DF and V2DI modes.
1455 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1456 support both V2DF and V2DI modes.
1457 (general): Delete trailing whitespace from a few patterns.
1459 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1460 V2DF/V2DI interleave high/low builtins.
1462 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1465 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1466 interleave high/low functions.
1468 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1470 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1471 #pragma extern_prefix.
1473 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1476 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1477 BLKmode, assert op0 is a MEM and just adjust its mode.
1480 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1481 if bitpos isn't multiple of mode's bitsize.
1483 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1485 * c.opt (-ftemplate-depth=): New.
1486 (-ftemplate-depth-): Deprecate.
1487 * optc-gen.awk: Handle -ftemplate-depth=.
1488 * opth-gen.awk: Likewise.
1489 * c-opts.c (c_common_handle_option): Likewise.
1490 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1492 2010-02-24 Jason Merrill <jason@redhat.com>
1494 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1496 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1498 * cfg.c (alloc_aux_for_block): Remove inline.
1499 (alloc_aux_for_edge): Likewise.
1501 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1503 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1505 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1508 * config/i386/sol2-gas.h: New file.
1509 * config.gcc (i[34567]86-*-solaris2*): Use it.
1511 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1514 * c-typeck.c (ep_convert_and_check): New.
1515 (build_conditional_expr): Use it.
1516 (build_binary_op): Likewise.
1518 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1520 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1523 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1524 bounds even for -O+.
1525 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1526 expr needs to have DECL_NAME set.
1528 2010-02-24 Nick Clifton <nickc@redhat.com>
1530 * config/mep/mep.c: Include gimple.h.
1531 (mep_function_uses_sp): Delete unused function.
1532 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1533 parameters. Use unsigned integers to count args. Return a
1534 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1536 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1539 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1540 greater or equal to nelt instead of 2 * nelt.
1541 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1544 2010-02-23 Jason Merrill <jason@redhat.com>
1547 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1548 in cfun->local_decls even if they have register types.
1551 * stor-layout.c (place_field): Don't warn about unnecessary
1552 DECL_PACKED if the type is packed.
1554 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1557 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1558 GOTOFF relocs, even when the base reg isn't pic pointer.
1560 2010-02-23 Michael Matz <matz@suse.de>
1563 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1564 (expand_gimple_basic_block): Generate and use debug temps if there
1565 are debug uses left after the last real use of TERed ssa names.
1566 Unlink debug immediate uses when they are expanded.
1568 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1571 * config/i386/i386.c (override_options): Reorganise to provide
1572 better error messages.
1574 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1577 * graphite-scop-detection.c (create_single_exit_edge): Move
1578 the call to find_single_exit_edge to....
1579 (create_sese_edges): ...here. Don't handle multiple edges
1580 exiting the function.
1581 (build_graphite_scops): Don't handle multiple edges
1582 exiting the function.
1584 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1587 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1588 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1590 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1593 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1595 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1598 * c-typeck.c (convert_arguments): Print declaration location.
1599 * c-common.c (validate_nargs): Rename as
1600 builtin_function_validate_nargs.
1601 (check_builtin_function_arguments): Update.
1603 2010-02-22 Richard Guenther <rguenther@suse.de>
1606 * tree-inline.c (declare_return_variable): Use the type of
1607 the call stmt lhs if available.
1609 2010-02-22 Duncan Sands <baldrick@free.fr>
1611 * passes.c (register_pass): Always consider all pass lists when
1612 ref_pass_instance_number is zero.
1614 2010-02-22 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/42749
1617 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1618 parameter. Do arithmetic in the original type.
1619 (update_accumulator_with_ops): Likewise.
1620 (adjust_accumulator_values): Adjust.
1622 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1624 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1625 (QI to BLKmode splitter): New splitter.
1627 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1629 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1630 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1632 2010-02-22 Richard Guenther <rguenther@suse.de>
1634 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1636 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1638 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1639 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1640 ($(T)crti.o, $(T)crtn.o): Remove rules.
1642 2010-02-21 Tobias Burnus <burnus@net-b.de>
1645 * doc/invoke.texi (-fassociative-math): Document that this
1646 option is automatically enabled for Fortran.
1648 2010-02-20 David S. Miller <davem@davemloft.net>
1650 * configure.ac: Test if linker and assembler properly support
1651 GOTDATA_OP relocations.
1652 * configure: Rebuild.
1653 * config.in: Likewise.
1654 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1655 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1656 (movsi_high_pic): Likewise.
1657 (movdi_lo_sum_pic): Likewise.
1658 (movdi_high_pic): Likewise.
1659 (movsi_pic_gotdata_op): New pattern.
1660 (movdi_pic_gotdata_op): Likewise.
1661 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1662 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1664 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1668 attribute to ssemul.
1669 (xop_mulv2div2di3_high): Ditto.
1671 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1674 * c.opt (Wconversion-null): New option.
1675 * doc/invoke.texi (Wconversion-null): Document.
1677 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1679 * common.opt (Wlarger-than-): Add Undocumented.
1681 2010-02-19 Mike Stump <mikestump@comcast.net>
1683 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1685 2010-02-19 Jason Merrill <jason@redhat.com>
1688 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1689 * configure: Likewise.
1691 2010-02-20 Alan Modra <amodra@gmail.com>
1694 * cgraph.h (cgraph_make_decl_local): Declare.
1695 * cgraph.c (cgraph_make_decl_local): New function.
1696 (cgraph_make_node_local): Use it.
1697 * cgraphunit.c (cgraph_function_versioning): Likewise.
1698 * ipa.c (function_and_variable_visibility): Likewise.
1700 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1703 * except.c (sjlj_emit_function_enter): Don't call
1704 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1706 * rtl.h (add_reg_br_prob_note): Remove prototype.
1708 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1711 * c-common.c (conversion_warning): Remove widening conversions
1712 before checking the conversion of integers to reals.
1714 2010-02-19 Mike Stump <mikestump@comcast.net>
1717 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1720 * cgraphunit.c (process_function_and_variable_attributes): Check
1721 DECL_PRESERVE_P instead of looking up attribute "used".
1722 * ipa-pure-const.c (check_decl): Likewise.
1723 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1724 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1725 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1726 instead of attribute "used".
1727 * config/sol2-c.c (solaris_pragma_init): Likewise.
1728 (solaris_pragma_fini): Likewise.
1730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1732 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1733 Use XCNEW instead of xcalloc.
1734 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1735 XNEW instead of xmalloc.
1736 (get_fields): Use XNEWVEC instead of xmalloc.
1739 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1740 populate vars array.
1741 (create_new_general_access): For debug stmts just reset value.
1742 (get_stmt_accesses): For accesses within debug stmts just record them
1743 using add_access_to_acc_sites instead of preventing the peeling or
1744 counting them as accesses.
1747 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1749 2010-02-19 Richard Guenther <rguenther@suse.de>
1751 PR tree-optimization/42916
1752 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1755 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1757 * configure.ac: Replace all uses of changequote in macro arguments
1758 with proper quoting.
1760 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1763 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1765 2010-02-19 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/42944
1768 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1769 test for aliasing with errno.
1771 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1774 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1775 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1776 * dojump.c: Include output.h.
1777 (inv): New inline function.
1778 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1779 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1780 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1781 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1782 argument, pass it down to other calls.
1783 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1784 add REG_BR_PROB note to the conditional jump.
1785 * cfgexpand.c (add_reg_br_prob_note): Removed.
1786 (expand_gimple_cond): Don't call it, add the probability
1787 as last argument to jumpif_1/jumpifnot_1.
1788 * Makefile.in (dojump.o): Depend on output.h.
1789 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1791 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1792 * stmt.c (do_jump_if_equal): Likewise.
1793 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1794 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1795 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1797 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1798 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1799 jumpifnot_1 callers.
1800 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1802 (store_expr): Adjust jumpifnot caller.
1803 (store_constructor): Adjust jumpif caller.
1806 * gimplify.c (gimple_boolify): For __builtin_expect call
1807 gimple_boolify also on its first argument.
1809 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1811 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1813 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1814 * configure: Regenerated.
1816 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1818 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1819 lang_hooks.types_compatible_p instead of comptypes.
1821 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1823 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1824 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1825 if __prefer_thumb__ is defined.
1827 2010-02-18 Martin Jambor <mjambor@suse.cz>
1829 PR tree-optimization/43066
1830 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1831 array with zero-sized element type.
1833 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1835 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1836 rtx, allocate struct var_loc_node here and return it to the
1837 caller, and only if it is actually needed.
1838 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1839 move it earlier and return immediately if it returns NULL.
1841 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1843 * config/sparc/gas.h: New file. Restore
1844 TARGET_ASM_NAMED_SECTION to its ELF default.
1845 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1847 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1848 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1849 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1850 after sparc/sysv4.h.
1852 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1854 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1856 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1858 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1859 patterns from predicated pattern.
1861 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1864 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1865 for insn mnemonic suffix.
1867 2010-02-17 Richard Guenther <rguenther@suse.de>
1869 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1872 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1875 * caller-save.c (save_call_clobbered_regs): If BB ends with
1876 a DEBUG_INSN, move any notes in between last real insn and the last
1877 DEBUG_INSN after the last DEBUG_INSN.
1879 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1881 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1882 Fix return type. Fix argument type. Explain meaning of return value.
1884 2010-02-16 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/41043
1887 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1888 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1890 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1892 2010-02-16 Ira Rosen <irar@il.ibm.com>
1894 PR tree-optimization/43074
1895 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1896 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1897 vectorizable cycles in hybrid SLP check.
1898 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1900 2010-02-16 Richard Guenther <rguenther@suse.de>
1902 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1903 (true_dependence): If memrefs_conflict_p computes must-alias
1904 trust it. Move TBAA check after offset-based disambiguation.
1905 (canon_true_dependence): Likewise.
1907 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1909 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1910 * doc/invoke.texi: Document it.
1911 * var-tracking.c: Include toplev.h and params.h.
1912 (vt_find_locations): Return bool indicating success. Compute
1913 hash sizes unconditionally. Check new parameter, report.
1914 (variable_tracking_main_1): Check vt_find_locations results and
1915 retry. Renamed from...
1916 (variable_tracking_main): ... this. New wrapper to preserve
1917 flag_var_tracking_assignments.
1918 * Makefile.in (var-tracking.o): Adjust dependencies.
1920 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1921 Jakub Jelinek <jakub@redhat.com>
1924 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1925 if weak_import attribute is present.
1926 * config/darwin.c (machopic_select_section): Likewise.
1928 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1930 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1931 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1932 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1933 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1935 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1938 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1941 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1942 Rewrite text to refer to the names.
1944 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1946 * config/i386/i386-builtin-types.def
1947 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1948 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1949 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1950 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1951 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1952 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1953 IX86_BUILTIN_VPERMIL2PS256.
1954 (MULTI_ARG_4_DF2_DI_I): Defined.
1955 (MULTI_ARG_4_DF2_DI_I1): Defined.
1956 (MULTI_ARG_4_SF2_SI_I): Defined.
1957 (MULTI_ARG_4_SF2_SI_I1): Defined.
1958 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1959 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1960 __builtin_ia32_vpermil2ps256.
1961 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1962 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1963 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1964 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1965 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1966 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1967 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1968 CODE_FOR_xop_vpermil2v8sf3.
1969 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1970 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1971 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1972 (_mm256_permute2_pd): New.
1973 (_mm_permute2_ps): New.
1974 (_mm256_permute2_ps): New.
1976 2010-02-15 Nick Clifton <nickc@redhat.com>
1978 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1979 boolean parameters. Use emit_jump_insn when emitting a pop
1980 instruction containing a return insn.
1981 (push): Use 'true' rather than '1' as second parameter to F.
1982 (h8300_expand_prologue): Likewise.
1983 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1984 (h8300_expand_epilogue): Likewise.
1986 2010-02-15 Richard Guenther <rguenther@suse.de>
1989 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1992 2010-02-15 Nick Clifton <nickc@redhat.com>
1994 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1997 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1999 * intl.c (fake_ngettext): New function.
2000 * intl.h (fake_ngettext): Declare.
2001 (ngettext): Define macro.
2002 * collect2.c (notice_translated): New function.
2003 (main): Use notice_translated and ngettext.
2004 * collect2.h (notice_translated): Declare.
2006 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2008 * reorg.c (delete_computation): Comment fixes.
2009 * caller-save.c (setup_save_areas): Idem.
2010 * sel-sched-dump.c (dump_lv_set): Idem.
2013 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2015 * config/s390/s390.c (s390_sched_init): New function.
2016 (TARGET_SCHED_INIT): Target hook defined.
2018 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2019 Jack Howarth <howarth@bromo.med.uc.edu>
2020 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2023 Partial revert of unintended change in fix for PR41605.
2024 * config/darwin.h: Fix typo.
2025 * config/darwin9.h: Same.
2027 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2029 * c-pch.c (pch_init): Clear v.
2031 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2034 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2035 graphite_can_represent_init for MULT_EXPR.
2037 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2041 * graphite-sese-to-poly.c (remove_phi): New.
2042 (translate_scalar_reduction_to_array): Call remove_phi.
2044 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2047 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2048 * graphite-clast-to-gimple.h (gloog): Update declaration.
2049 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2050 * graphite-poly.h (struct poly_bb): Add missing comments.
2051 (struct scop): Add poly_scop_p field.
2053 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2054 * graphite.c (graphite_transform_loops): Build the polyhedral
2055 representation for each scop before code generation.
2056 * sese.c (rename_variables_in_operand): Removed.
2057 (rename_variables_in_expr): Return the renamed expression.
2058 (rename_sese_parameters): New.
2059 * sese.h (rename_sese_parameters): Declared.
2061 2010-02-11 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/42998
2064 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2065 POINTER_PLUS_EXPR properly.
2067 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2068 Changpeng Fang <changpeng.fang@amd.com>
2071 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2072 the cost of an IV candidate when the IV is used in a test against zero.
2074 * gcc.dg/tree-ssa/ivopts-3.c: New.
2076 2010-02-11 Richard Guenther <rguenther@suse.de>
2079 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2080 pointer-vs-decl case by swapping refs. Handle some cases
2081 of pointer-vs-decl disambiguations more conservatively.
2082 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2083 to false after expanding.
2085 2010-02-11 Richard Guenther <rguenther@suse.de>
2088 * gcc.c (process_command): Handle LTO file@offset case more
2091 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2093 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2094 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2096 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2098 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2099 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2100 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2101 Optimize eq/ne comparisons when both arguments are known to be
2103 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2104 Don't mask operands unnecessarily if they are known to be already
2107 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2109 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2112 2010-02-10 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/43017
2115 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2116 for wrapping signed arithmetic.
2118 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2121 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2122 if no debug info should be emitted for it.
2124 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2126 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2127 note when flag_exceptions is set.
2129 2010-02-10 Duncan Sands <baldrick@free.fr>
2131 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2133 2010-02-10 Richard Guenther <rguenther@suse.de>
2136 * tree.c (get_unwidened): Handle constants.
2137 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2139 2010-02-10 Martin Jambor <mjambor@suse.cz>
2142 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2143 check for variable argument counts independently.
2145 2010-02-10 Christian Bruel <christian.bruel@st.com>
2148 * config/sh/sh.c (find_barrier): Increase length for non delayed
2149 conditional branches.
2151 2010-02-10 Christian Bruel <christian.bruel@st.com>
2153 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2155 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2157 * builtins.c (set_builtin_user_assembler_name): Also handle
2158 ffs if int is smaller than word.
2160 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2163 * ira-conflicts.c (get_dup): Remove.
2164 (process_reg_shuffles): Add new parameter. Use it as an
2165 additional guard for copy generation.
2166 (add_insn_allocno_copies): Rewrite.
2168 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2170 * common.opt (fsched2-use-traces): Preserved for backward
2172 * doc/invoke.texi: Remove the documentation about option
2173 -fsched2-use-traces.
2174 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2175 flag_sched2_use_traces.
2176 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2177 the backward compatibility flag section.
2179 2010-02-09 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/43008
2182 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2183 make HEAP variables initialized from global memory if they
2184 are not known builtin functions.
2185 (find_func_aliases): Adjust.
2187 2010-02-09 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/43000
2190 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2191 arithmetic manually.
2193 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2195 PR tree-optimization/42931
2196 * tree-loop-linear.c (try_interchange_loops): Don't call
2197 double_int_mul if estimated_loop_iterations failed.
2199 2010-02-08 Martin Jambor <mjambor@suse.cz>
2202 * tree-sra.c (build_accesses_from_assign): Do not mark in
2203 should_scalarize_away_bitmap if stmt has volatile ops.
2204 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2207 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2209 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2211 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2213 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2216 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2219 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2221 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2224 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2225 to unknown_dependence.
2226 (graphite_legal_transform_dr): Handle the unknown_dependence.
2227 (graphite_carried_dependence_level_k): Same.
2229 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2231 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2233 2010-02-07 Richard Guenther <rguenther@suse.de>
2236 * expr.c (get_inner_reference): Always initialize *pbitsize.
2238 2010-02-07 Richard Guenther <rguenther@suse.de>
2241 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2242 new ARRAY_REFs on variable size element or minimal index arrays.
2244 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2245 gimple_fold_indirect_ref.
2247 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2250 * arm.c (arm_override_options): Just return if the user has specified
2251 an invalid fpu name.
2253 2010-02-03 Jason Merrill <jason@redhat.com>
2256 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2257 i386_pe_maybe_record_exported_symbol.
2259 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2262 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2263 (pa_delegitimize_address): New function.
2265 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2267 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2268 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2270 2010-02-05 Richard Guenther <rguenther@suse.de>
2273 * lto-streamer-in.c (get_resolution): Deal with references
2274 to undefined functions.
2276 2010-02-05 Richard Guenther <rguenther@suse.de>
2278 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2279 (fold_const_aggregate_ref): Likewise.
2280 (ccp_fold_stmt): Substitute loads.
2281 (maybe_fold_reference): Verify types before substituting.
2283 (fold_gimple_assign): Unshare properly.
2284 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2286 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2288 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2289 for rs6000_gen_cell_microcode.
2291 2010-02-04 Richard Guenther <rguenther@suse.de>
2293 PR rtl-optimization/42952
2294 * dse.c (const_or_frame_p): Remove MEM handling.
2296 2010-02-04 Nick Clifton <nickc@redhat.com>
2298 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2299 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2300 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2301 (mn10300_asm_output_mi_thunk): New function.
2302 (mn10300_can_output_mu_thunk): New function.
2303 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2304 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2305 (FUNCTION_ARG): Delete incorrect comment.
2307 2010-02-03 Jason Merrill <jason@redhat.com>
2310 * fold-const.c (operand_equal_p): Handle erroneous types.
2312 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2314 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2316 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2318 PR rtl-optimization/42941
2319 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2322 2010-02-03 Jason Merrill <jason@redhat.com>
2325 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2327 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2330 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2331 (cselib_reset_table): Renamed from...
2332 (cselib_reset_table_with_next_value): ... this.
2333 (cselib_get_next_uid): Renamed from...
2334 (cselib_get_next_unknown_value): ... this.
2335 * cselib.c (next_uid): Renamed from...
2336 (next_unknown_value): ... this.
2337 (cselib_clear_table): Adjust.
2338 (cselib_reset_table): Adjust. Renamed from...
2339 (cselib_reset_table_with_next_value): ... this.
2340 (cselib_get_next_uid): Adjust. Renamed from...
2341 (cselib_get_next_unknown_value): ... this.
2342 (get_value_hash): Use hash.
2343 (cselib_hash_rtx): Likewise.
2344 (new_cselib_val): Adjust. Set and dump uid.
2345 (cselib_lookup_mem): Pass next_uid as hash.
2346 (cselib_subst_to_values): Likewise.
2347 (cselib_log_lookup): Dump uid.
2348 (cselib_lookup): Pass next_uid as hash. Adjust.
2349 (cselib_process_insn): Adjust.
2350 (cselib_init): Initialize next_uid.
2351 (cselib_finish): Adjust.
2352 (dump_cselib_table): Likewise.
2353 * dse.c (canon_address): Dump value uid.
2354 * print-rtl.c (print_rtx): Print value uid.
2355 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2357 (dv_uid): New function, sort of renamed from...
2358 (dv_htab_hash): ... this, reimplemented in terms of it and...
2359 (dv_uid2hash): ... this. New.
2360 (variable_htab_eq): Drop excess assertions.
2361 (tie_break_pointers): Removed.
2362 (canon_value_cmp): Compare uids.
2363 (variable_post_merge_New_vals): Print uids.
2364 (vt_add_function_parameters): Adjust.
2365 (vt_initialize): Reset table. Adjust.
2367 2010-02-03 Richard Guenther <rguenther@suse.de>
2369 PR tree-optimization/42944
2370 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2371 (call_may_clobber_ref_p_1): Likewise. Properly handle
2372 malloc and calloc clobbering errno.
2374 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2376 * doc/invoke.texi: Fix name of sched1 dump.
2378 * opts.c (decode_options): Set flag_tree_switch_conversion
2379 only conditionally on optimize >= 2.
2381 * gcse.c: Assorted comment fixes in pass description.
2383 2010-02-03 Anthony Green <green@moxielogic.com>
2385 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2386 nop padding in order to maintain alignment of storage location of
2387 target function address.
2388 (moxie_trampoline_init): Store target function address at newly
2390 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2392 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2394 2010-02-03 Richard Guenther <rguenther@suse.de>
2397 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2399 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2401 * config.gcc: Reenable check for obsolete targets.
2402 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2403 mips-sgi-irix6.[0-4]*.
2405 2010-02-02 Nick Clifton <nickc@redhat.com>
2407 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2408 constant size of 4 as being the same as 0.
2409 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2410 can take values in the range 0..4.
2412 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2415 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2416 as _darwin10_Unwind_FindEnclosingFunction().
2417 * libgcc-libsystem.ver: New.
2419 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2422 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2423 implicitly set registers.
2425 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2427 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2428 (arm_override_options): Allow automatic selection of the thread
2429 pointer register if thumb2.
2430 (legitimize_pic_address): Improve code sequences for Thumb2.
2431 (arm_call_tls_get_addr): Likewise.
2432 (legitimize_tls_address): Likewise.
2433 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2434 (pic_load_addr_32bit): ... this. New named pattern.
2435 * thumb2.md (pic_load_addr_thumb2): Delete.
2436 (pic_load_dot_plus_four): Delete.
2437 (tls_load_dot_plus_four): New named pattern.
2439 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2442 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2443 Document fix for TLS bug.
2445 2010-01-31 Richard Guenther <rguenther@suse.de>
2447 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2448 conservatively correct.
2450 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2454 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2456 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2458 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2460 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2462 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2464 * config.gcc: Adjust order of makefile fragments for mingw targets.
2466 2010-01-31 Richard Guenther <rguenther@suse.de>
2469 * gimplify.c (gimplify_init_constructor): For volatile LHS
2470 initialize a temporary.
2472 2010-01-31 Matthias Klose <doko@ubuntu.com>
2474 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2476 * configure: Regenerate.
2478 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2480 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2481 the same alias set and their sizes different constantness.
2482 (aliasing_component_refs_p): Revert 2009-10-24 change.
2484 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2486 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2489 2010-01-29 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2492 Assert we successfully updated the call.
2494 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2496 PR rtl-optimization/42889
2497 * df.h (df_set_bb_dirty_nonlr): New prototype.
2498 * df-core.c (df_set_bb_dirty_nonlr): New function.
2499 * df-scan.c (df_insn_rescan): Call it instead of
2500 df_set_bb_dirty for DEBUG_INSNs.
2502 2010-01-29 Richard Guenther <rguenther@suse.de>
2505 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2506 quadratic behavior in most cases.
2508 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2512 in the call to gen_x86_movsicc_0_m1.
2514 2010-01-28 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/42871
2517 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2519 2010-01-28 Richard Guenther <rguenther@suse.de>
2521 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2522 into call arguments.
2524 2010-01-28 Richard Guenther <rguenther@suse.de>
2527 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2528 the forwarder if the destination is an EH landing pad.
2530 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2532 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2533 block list passed to gimple_duplicate_sese_tail.
2534 (parallelize_loops): Avoid parallelization when the function
2536 Avoid parallelization when the preheader is IRREDUCIBLE.
2537 Try to optimize when estimated_loop_iterations_int is unresolved.
2538 Add the loop's location to the dump file.
2539 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2540 (gimple_duplicate_sese_tail): Remove the check for the latch.
2541 Redirect nexits to the exit block.
2542 Remove handling of the incoming edges to the latch.
2543 Redirect the backedge from the copied latch to the exit bb.
2545 2010-01-28 Michael Matz <matz@suse.de>
2548 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2549 Wrap force_reg into a sequence, emit it before user.
2551 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2553 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2555 (arm_legacy_rev): Likewise.
2556 (thumb_legacy_rev): Likewise.
2558 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2560 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2561 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2562 on MEM's address failed, try avoid_constant_pool_reference and
2563 recurse if it returned something different.
2564 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2565 address, try avoid_constant_pool_reference and recurse if it
2566 returned something different.
2567 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2568 address and avoid_constant_pool_reference returned something
2569 different, don't set have_address.
2571 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2574 * var-tracking.c (val_store): Add modified argument, obey it.
2576 (count_uses): Move down logging of main.
2577 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2578 don't need resolution.
2579 (emit_notes_in_bb): Likewise.
2581 2010-01-27 Richard Guenther <rguenther@suse.de>
2584 * tree-inline.c (remap_decl): Delay remapping of SSA name
2585 default definitions until we need them.
2587 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2589 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2590 (rs6000_delegitimize_address): New function.
2592 * config/s390/s390.c (s390_delegitimize_address): Call
2593 delegitimize_mem_from_attrs.
2596 * tree-inline.c (cannot_copy_type_1): Removed.
2597 (copy_forbidden): Don't forbid copying of functions containing
2598 records/unions with variable length fields.
2600 2010-01-27 Christian Bruel <christian.bruel@st.com>
2604 * config/sh/sh.c (find_barrier): Increase length for non delayed
2605 conditional branches.
2607 2010-01-27 Matthias Klose <doko@ubuntu.com>
2609 * configure.ac (gnu-unique-object): Fix ldd version check.
2610 * configure: Regenerate.
2612 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2614 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2616 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2617 Test for HAVE_GNU_AS value.
2619 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2622 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2623 INT64_TYPE): Define.
2624 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2625 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2626 INT_LEAST64_TYPE): Define.
2627 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2628 UINT_LEAST64_TYPE): Define.
2629 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2630 INT_FAST64_TYPE): Define.
2631 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2632 UINT_FAST64_TYPE): Define.
2633 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2634 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2635 (SIG_ATOMIC_TYPE): Define.
2637 2010-01-26 Richard Guenther <rguenther@suse.de>
2639 * df-scan.c (df_scan_set_bb_info): Remove assert.
2640 (df_insn_rescan_debug_internal): Merge asserts.
2641 (df_install_ref): Likewise.
2642 (df_mark_reg): Use bitmap_set_range.
2643 (df_hard_reg_used_p): Remove assert.
2644 (df_hard_reg_used_count): Likewise.
2646 2010-01-26 Richard Guenther <rguenther@suse.de>
2648 PR rtl-optimization/42685
2649 * web.c (web_main): Ignore DEBUG_INSNs.
2651 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2653 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2655 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2656 Fix types of fndecl and arglist parameters.
2658 2010-01-26 Richard Guenther <rguenther@suse.de>
2661 * tree-eh.c (unsplit_eh): Skip debug insns.
2663 2010-01-26 Richard Guenther <rguenther@suse.de>
2665 PR tree-optimization/42250
2666 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2668 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2671 * omp-low.c (expand_omp_sections): Only use single_pred if
2672 l2_bb is single_pred_p.
2674 2010-01-25 Christian Bruel <christian.bruel@st.com>
2677 * config/sh/sh.c (find_barrier): Increase length for non delayed
2678 conditional branches.
2679 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2681 2010-01-24 David S. Miller <davem@davemloft.net>
2683 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2684 define if not using GAS.
2685 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2686 Likewise. Delete SECTION_MERGE code, which is only applicable
2689 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2692 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2693 mangling of va_list in system headers.
2695 2010-01-23 Toon Moene <toon@moene.org>
2697 * tree-predcom.c (combine_chains): Return NULL, not false.
2699 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2701 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2702 initialization of variable res to agree with return type.
2704 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2706 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2707 * tree-sra.c: Add include of expr.h.
2709 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2711 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2712 insert the debug stmt on the single non-EH edge from the stmt.
2714 2010-01-22 Richard Henderson <rth@redhat.com>
2717 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2718 the RHS until after generate_subtree_copies has insertted its
2719 code before the current statement.
2721 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2723 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2725 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2727 2010-01-21 Martin Jambor <mjambor@suse.cz>
2729 PR tree-optimization/42585
2730 * tree-sra.c (struct access): New field grp_total_scalarization.
2731 (dump_access): Dump the new field.
2732 (should_scalarize_away_bitmap): New variable.
2733 (cannot_scalarize_away_bitmap): Likewise.
2734 (sra_initialize): Allocate new bitmaps.
2735 (sra_deinitialize): Free new bitmaps.
2736 (create_access_1): New function.
2737 (create_access): Parts moved to create_access_1.
2738 (type_consists_of_records_p): New function.
2739 (completely_scalarize_record): Likewise.
2740 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2741 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2742 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2744 (analyze_all_variable_accesses): Completely scalarize small eligible
2747 2010-01-21 Martin Jambor <mjambor@suse.cz>
2749 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2751 2010-01-21 Andrew Haley <aph@redhat.com>
2753 * gcc.c (process_command): Move lang_specific_driver before
2754 setting cc_libexec_prefix.
2756 2010-01-21 Richard Guenther <rguenther@suse.de>
2759 * fold-const.c (negate_expr_p): Pretend only negative
2760 real constants are easily negatable.
2762 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2763 Jason Merrill <jason@redhat.com>
2765 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2766 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2767 * calls.c (initialize argument_information): Handle it.
2768 * c-common.c (handle_transparent_union_attribute): Use new name.
2769 * c-decl.c (finish_struct): Ditto.
2770 * c-typeck.c (type_lists_compatible_p): Ditto.
2771 (convert_for_assignment): Use new name and also handle record.
2772 * function.c (aggregate_value_p): Handle it.
2773 (pass_by_reference): Ditto.
2774 (assign_parm_data_types): Ditto.
2775 * print-tree.c (print_node): Ditto.
2776 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2777 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2778 * tree.c (first_field): New fn.
2780 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2783 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2784 even when linking statically, for now.
2786 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2789 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2790 without a cselib val.
2791 (count_uses): Accept MO_VAL_SET with no val on stores.
2792 (add_stores): Likewise.
2794 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2796 * var-tracking.c (check_value_val): Add a compile time assertion.
2797 (dv_is_decl_p): Simplify.
2798 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2799 gcc_assert if ENABLE_CHECKING.
2801 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2804 * var-tracking.c: Include tree-flow.h.
2805 (mem_dies_at_call): New.
2806 (dataflow_set_preserve_mem_locs): Use it.
2807 (dataflow_set_remove_mem_locs): Likewise.
2808 (dump_var): Renamed from dump_variable. Adjust all callers.
2809 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2810 * Makefile.in (var-tracking.o): Adjust deps.
2812 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2814 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2816 2010-01-20 Richard Guenther <rguenther@suse.de>
2818 PR tree-optimization/42717
2819 * tree-ssa-dce.c (get_live_post_dom): Remove.
2820 (forward_edge_to_pdom): Take an arbitrary edge to copy
2821 degenerate PHI args from.
2822 (remove_dead_stmt): Use the first post-dominator even if it
2823 does not contain live statements as redirection destination.
2825 2010-01-20 Richard Guenther <rguenther@suse.de>
2827 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2829 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2831 * sel-sched.c (create_speculation_check): Remove set but not used
2833 (try_transformation_cache): Remove set but not used variable ds.
2834 (calculate_privileged_insns): Remove set but not used variables
2835 cur_insn and min_spec_insn.
2836 (find_best_expr): Remove set but not used variable avail_n.
2837 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2839 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2841 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2842 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2845 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2848 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2849 cpu types. Add support for *-sse3 cpu types.
2850 (x86_64-*-*): Ditto.
2852 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2855 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2856 argument, call initializer_constant_valid_p_1 instead of
2857 initializer_constant_valid_p, pass CACHE to it, return NULL
2858 immediately if first call returns NULL.
2859 (initializer_constant_valid_p_1): New function.
2860 (initializer_constant_valid_p): Use it.
2862 2010-01-20 Thomas Quinot <quinot@adacore.com>
2864 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2866 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2868 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2869 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2870 (loc_list_from_tree): Don't handle unsigned division. Handle
2871 signed modulo using DW_OP_{over,over,div,mul,minus}.
2872 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2873 modulo instead of signed.
2875 2010-01-20 DJ Delorie <dj@redhat.com>
2877 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2879 (h8300_emit_stack_adjustment): Propogate it.
2881 (h8300_expand_prologue): Likewise.
2882 (h8300_expand_epilogue): Likewise.
2884 2010-01-19 Michael Matz <matz@suse.de>
2886 PR tree-optimization/41783
2887 * tree-data-ref.c (toplevel): Include flags.h.
2888 (dump_data_dependence_relation): Also dump the inputs if the
2889 result will be unknown.
2890 (split_constant_offset_1): Look through some conversions.
2891 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2892 the offset from last element is too large.
2893 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2894 (reassociate_to_the_same_stmt): Handle vector registers.
2895 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2897 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2898 wide_prolog_niters argument, emit widening instructions.
2899 (vect_do_peeling_for_alignment): Adjust caller, use widened
2900 variant of the iteration cound.
2901 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2903 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2906 * config/arm/neon-testgen.m (emit_automatics): New parameter
2907 features. Adjust for Fixed_return_reg feature.
2908 (test_intrinsic): Call emit_automatics with new feature.
2909 * config/arm/neon.ml: Update copyright years.
2910 (features): New Fixed_return_reg feature.
2911 (ops): Update feature for Vget_low.
2913 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2915 PR tree-optimization/42719
2916 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2920 * fwprop.c (all_uses_available_at): Return false if def_set dest
2921 is a REG that is used in def_insn.
2923 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2925 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2927 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2930 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2932 * target.h (struct gcc_target) <secondary_reload>: Change type
2933 of last argument to secondary_reload_info *.
2935 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2938 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2939 memory references with unaligned offsets. Remove CQImode handling.
2940 (unaligned_memory_operand): Return 1 for memory references with
2941 unaligned offsets. Remove CQImode handling.
2943 2010-01-18 Richard Guenther <rguenther@suse.de>
2946 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2949 2010-01-18 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/42781
2952 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2953 restrict processing only if the original variable was artificial.
2955 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2957 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2958 find number of popped argument bytes.
2960 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2961 Fix the text that describes the return value for invalid insns.
2963 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2965 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2966 Clarify what 'cost of the -dependence' is. Fix quoting.
2968 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2969 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2971 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2973 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2974 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2976 2010-01-17 Richard Guenther <rguenther@suse.de>
2979 * function.c (split_complex_args): Take a VEC to modify.
2980 (assign_parms_augmented_arg_list): Build a VEC instead of
2981 a chain of PARM_DECLs.
2982 (assign_parms_unsplit_complex): Take a VEC of arguments.
2983 Do not fixup unmodified parms.
2984 (assign_parms): Deal with the VEC.
2985 (gimplify_parameters): Likewise.
2987 2010-01-17 Richard Guenther <rguenther@suse.de>
2989 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2990 node existence check.
2991 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2992 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2993 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2994 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2995 (gimple_execute_on_growing_pred): Likewise.
2997 2010-01-17 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/42773
3000 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3001 (compute_antic_aux): Likewise.
3002 (compute_partial_antic_aux): Likewise.
3004 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3007 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3010 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3012 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3015 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3016 Fix markup for strict argument.
3018 (TARGET_SCHED_REORDER2): Fix argument types.
3020 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3021 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3023 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3024 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3026 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3029 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3030 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3031 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3032 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3033 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3035 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3037 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3039 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3040 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3042 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3044 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3047 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3049 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3050 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3052 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3054 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3056 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3057 referring to it. Fix language.
3059 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3061 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3063 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3065 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3067 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3068 '@var{stream}. Remove stray 'and'.
3070 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3072 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3074 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3076 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3077 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3079 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3080 Fix description of return value.
3081 Rename argument "sz" to "len."
3083 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3084 Clarify meaning of 'true' return value.
3086 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3088 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3089 rep_mode versus mode_rep.
3091 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3093 (TARGET_BUILTIN_DECL): Fix name.
3095 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3097 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3099 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3101 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3103 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3105 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3108 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3109 Rename argument tm_fn to md_fn.
3111 (TARGET_OPTION_PRINT): Fix argument list.
3113 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3116 * config/i386/i386.c (ix86_fixup_binary_operands):
3117 Revert FMA4 fixup of operands.
3119 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3122 * Makefile.in (write_entries_to_file, install-plugin):
3123 Use \012 instead of \n with tr.
3125 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3127 * configure.ac (HAVE_AS_REF): New C macro.
3128 * configure: Regenerate.
3129 * config.in: Likewise.
3130 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3132 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3135 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3137 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3139 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3141 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3143 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3145 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3147 (TARGET_BINDS_LOCAL_P): Fix argument type.
3149 (TARGET_ASM_FILE_END): Use prototype.
3151 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3153 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3155 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3157 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3159 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3160 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3162 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3163 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3165 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3166 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3167 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3168 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3170 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3172 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3174 (TARGET_INIT_BUILTINS): Use prototype.
3176 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3177 Put 'const char *' in braces. Fix parameter types.
3178 (TARGET_INVALID_CONVERSION): Fix parameter types.
3179 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3180 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3182 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3185 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3187 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3189 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3191 * doc/tm.texi (TARGET_HELP): Fix return type.
3193 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3194 in braces. Fix argument types.
3196 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3198 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3200 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3202 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3203 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3205 (TARGET_MANGLE_TYPE): Fix argument types.
3207 (TARGET_IRA_COVER_CLASSES): Use prototype.
3209 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3211 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3213 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3215 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3217 (TARGET_CALLEE_COPIES): Fix argument types.
3219 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3221 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3223 (TARGET_FUNCTION_VALUE): Fix argument types.
3225 (TARGET_RETURN_IN_MSB): Fix argument type.
3227 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3229 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3231 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3233 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3234 agree with return type.
3236 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3238 2010-01-15 Jing Yu <jingyu@google.com>
3240 PR rtl-optimization/42691
3241 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3242 a pseudo to a constant and are merged, and adjust comments.
3244 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3246 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3248 2010-01-15 Richard Guenther <rguenther@suse.de>
3251 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3252 labels of computed or non-local gotos to the destination.
3253 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3254 landing pad label is the first label.
3256 2010-01-15 Richard Guenther <rguenther@suse.de>
3258 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3260 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3263 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3264 to allow generation of the xssqrtdp instruction on power7.
3265 (sqrtdf2_fpr): Ditto.
3267 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3270 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3271 functions with noreturn attribute.
3274 * varasm.c (declare_weak): Add weak attribute to decl if it
3275 doesn't have one already.
3276 (assemble_external): Only add decls to weak_decls if they also
3277 have weak attribute.
3279 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3281 * var-tracking.c (var_reg_delete): Don't delete the association
3282 between REGs and values or one-part variables if the register
3285 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3288 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3289 because its first operand is a non-localized variable.
3291 2010-01-14 Martin Jambor <mjambor@suse.cz>
3293 PR tree-optimization/42706
3294 * tree-sra.c (encountered_recursive_call): New variable.
3295 (encountered_unchangable_recursive_call): Likewise.
3296 (sra_initialize): Initialize both new variables.
3297 (callsite_has_enough_arguments_p): New function.
3298 (scan_function): Call decl and flags check only for IPA-SRA, check
3299 whether there is a recursive call and whether it has enough arguments.
3300 (all_callers_have_enough_arguments_p): New function.
3301 (convert_callers): Look for recursive calls only when
3302 encountered_recursive_call is set.
3303 (ipa_early_sra): Bail out either if
3304 !all_callers_have_enough_arguments_p or
3305 encountered_unchangable_recursive_call.
3307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3309 * sel-sched.c: Add 2010 to copyright years.
3310 * sel-sched-ir.c: Likewise.
3311 * sel-sched-ir.h: Likewise.
3313 2010-01-14 Martin Jambor <mjambor@suse.cz>
3315 PR tree-optimization/42714
3316 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3317 constructors specially.
3319 2010-01-14 Andi Kleen <ak@linux.intel.com>
3321 * config/i386/drivers-i386.c (detect_caches_intel):
3322 Add l2sizekb parameter and fill in.
3323 (host_detect_local_cpu): Add l2sizekb, fill in.
3324 Add Atom small cache heuristic.
3326 2010-01-14 Andi Kleen <ak@linux.intel.com>
3328 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3329 Add level3 parameter and fill in.
3330 (detect_caches_intel): Handle level3 cache.
3332 2010-01-14 Andi Kleen <ak@linux.intel.com>
3334 * config/i386/drivers-i386.c (host_detect_local_cpu):
3335 Fix core duo detection.
3337 2010-01-14 Andi Kleen <ak@linux.intel.com>
3339 * config/i386/drivers-i386.c (host_detect_local_cpu):
3342 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3344 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3345 (rs6000_variable_issue_1): this. Use...
3346 (rs6000_variable_issue): here. Reimplement. Print debug info.
3348 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3350 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3351 sel_restore_notes. Update all callers. Call reemit_notes
3354 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3356 PR rtl-optimization/42246
3357 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3360 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3362 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3363 all successors is the same as number of successors in current region.
3365 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3367 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3368 to rename is not separable. Otherwise check that its LHS is not NULL.
3370 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3372 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3374 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3376 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3377 available registers when failed to discover LHS register class.
3378 Fix indentation. Update comment.
3380 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3381 Alexander Monakov <amonakov@ispras.ru>
3383 PR rtl-optimization/42389
3384 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3386 (advance_state_on_fence): Likewise.
3387 (sel_target_adjust_priority): Print debug output only when
3388 sched_verbose >= 4, not 2.
3389 (get_expr_cost): Do not issue all unique insns on the next cycle.
3390 (fill_insns): Initialize can_issue_more from the value saved
3392 * sel-sched-ir.c (flist_add): New parameter issue_more.
3393 Init FENCE_ISSUE_MORE with it.
3394 (merge_fences): Likewise.
3395 (init_fences): Update call to flist_add.
3396 (add_to_fences, add_clean_fence_to_fences)
3397 (add_dirty_fence_to_fences): Likewise.
3398 (move_fence_to_fences): Update call to merge_fences.
3399 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3401 * sel-sched-ir.h (struct _fence): New field issue_more.
3402 (FENCE_ISSUE_MORE): New accessor macro.
3404 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3406 PR rtl-optimization/42388
3407 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3408 that have no predecessors nor successors. Do not call move_bb_info
3409 for empty blocks outside of current region.
3411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3413 PR rtl-optimization/42294
3414 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3415 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3416 originators' originators.
3418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3420 PR rtl-optimization/39453
3421 PR rtl-optimization/42246
3422 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3424 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3426 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3427 Alexander Monakov <amonakov@ispras.ru>
3430 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3431 (maybe_tidy_empty_bb): ... here. Make static. Add new
3432 argument. Update all callers.
3433 (tidy_control_flow): ... and here. Recompute topological order
3434 of basic blocks in region if necessary.
3435 (sel_redirect_edge_and_branch): Change return type. Return true
3436 if topological order might have been invalidated.
3437 (purge_empty_blocks): Export and move from...
3438 * sel-sched.c (purge_empty_blocks): ... here.
3439 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3440 (maybe_tidy_empty_bb): Delete prototype.
3441 (purge_empty_blocks): Declare.
3443 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3445 PR rtl-optimization/42249
3446 * sel-sched.c (try_replace_dest_reg): When chosen register
3447 and original register is the same, do not bail out early, but
3448 still check all original insns for validity of replacing destination
3449 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3452 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3455 Port from no-undefined-overflow branch:
3456 2009-03-09 Richard Guenther <rguenther@suse.de>
3458 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3460 2010-01-14 Richard Guenther <rguenther@suse.de>
3463 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3465 2010-01-14 Ira Rosen <irar@il.ibm.com>
3467 PR tree-optimization/42709
3468 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3469 as scalar type in creation of constant vector operand.
3471 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3474 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3475 (check-parallel-%): Match `testsuite' directory component only
3478 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3480 PR translation/39521
3481 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3484 2010-01-13 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/42730
3487 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3490 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3493 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3494 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3497 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3499 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3500 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3501 ___umulsi3_highpart.
3503 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3504 rather than schedule_insns if the pass is enabled.
3506 2010-01-13 Martin Jambor <mjambor@suse.cz>
3508 PR tree-optimization/42704
3509 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3512 2010-01-13 Martin Jambor <mjambor@suse.cz>
3514 PR tree-optimization/42703
3515 * tree-sra.c (analyze_access_subtree): Check that we can build a
3516 reference to the original data within the aggregate.
3518 2010-01-13 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/42705
3521 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3523 2010-01-13 Richard Guenther <rguenther@suse.de>
3526 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3528 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3531 * var-tracking.c (values_to_unmark): New variable.
3532 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3533 values_to_unmark vector. Moved body to...
3534 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3535 instead queue it into values_to_unmark vector.
3536 (vt_find_locations): Free values_to_unmark vector.
3538 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3540 * config/s390/s390.c (override_options): Set
3541 default of max-pending-list-length to 256
3543 2010-01-13 Richard Guenther <rguenther@suse.de>
3546 * tree-pass.h (PROP_gimple_lcx): New.
3547 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3548 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3549 before the final cleanup_eh.
3550 (dump_properties): Dump PROP_gimple_lcx.
3551 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3552 (tree_lower_complex_O0): Remove.
3553 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3554 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3555 tree_lower_complex, schedule TODO_update_ssa.
3556 * lto-streamer-out.c (output_function): Stream the functions
3558 * lto-streamer-in.c (input_function): Likewise.
3559 (lto_read_body): Do not override them here.
3561 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3564 * c-typeck.c (build_c_cast): Fold value cast to union type before
3565 wrapping it in a CONSTRUCTOR.
3567 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3569 PR rtl-optimization/42699
3570 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3573 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3575 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3576 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3577 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3578 SUBTARGET_WARN_UNUSED_SPEC): ... here
3579 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3581 2010-01-12 Julian Brown <julian@codesourcery.com>
3583 * config/arm/neon-schedgen.ml (Utils): Don't try to
3584 open missing module.
3585 (find_with_result): New.
3587 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3590 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3591 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3593 PR tree-optimization/42645
3594 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3595 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3596 decl_map, set processing_debug_stmt to -1 and return name without
3599 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3601 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3602 binutils version, and reword target configuration description.
3604 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3606 * config/avr/avr.h (LINKER_NAME): Remove.
3608 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3611 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3612 that support VSX, warn for -mno-altivec if vsx is not disabled,
3615 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3616 Shujing Zhao <pearly.zhao@oracle.com>
3618 PR translation/42469
3619 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3620 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3621 character between option name and help text.
3622 * c.opt (imultilib): Likewise.
3624 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3626 * lto-streamer-out.c (output_unreferenced_globals): Output static
3629 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3631 PR rtl-optimization/42621
3632 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3633 optimizing for size.
3634 (duplicate_computed_gotos): Remove now-redundant check.
3636 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3639 * configure.ac: Save and restore LDFLAGS and LIBS
3640 * configure: Regenerate.
3642 2010-01-10 Richard Guenther <rguenther@suse.de>
3645 * builtins.c (fold_builtin_strlen): Add type argument and
3646 convert the resulting length to it.
3647 (fold_builtin_1): Adjust.
3649 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3651 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3652 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3654 (num_insns_constant_wide): Adjust for that change.
3656 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3659 * web.c (union_defs): Add used argument, to combine uses of
3661 (entry_register): Adjust type and tests of used argument.
3662 (web_main): Widen used for new use. Pass it to union_defs.
3663 * df.h (union_defs): Adjust prototype.
3665 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3668 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3669 uses in new incoming argument. Free body.
3670 (reset_debug_uses_in_loop): New.
3671 (analyze_insn_to_expand_var): Call the latter if the former found
3672 anything. Fix whitespace. Reject invalid dest overlaps before
3673 going through all insns in the loop.
3675 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3678 * haifa-sched.c (dying_use_p): Debug insns don't count.
3680 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3683 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3684 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3685 (verify_gimple_call): Reject LHS in noreturn calls.
3687 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3691 * tree-vect-loop-manip.c (adjust_info): New type.
3692 (adjust_vec): New pointer to vector.
3693 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3694 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3695 (slpeel_update_phis_for_duplicate_loop): Use them.
3696 (slpeel_update_phi_nodes_for_guard1): Likewise.
3697 (slpeel_update_phi_nodes_for_guard2): Likewise.
3698 (slpeel_tree_peel_loop_to_edge): Likewise.
3699 (vect_update_ivs_after_vectorizer): Likewise.
3701 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3703 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3704 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3706 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3708 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3709 bogus uninitialized warning.
3711 2010-01-09 Richard Guenther <rguenther@suse.de>
3714 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3715 the evolution is compatible with the initial condition.
3717 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3719 * gcc.c (process_command): Update copyright notice dates.
3720 * gcov.c (print_version): Likewise.
3721 * gcov-dump.c (print_version): Likewise.
3722 * mips-tfile.c (main): Likewise.
3723 * mips-tdump.c (main): Likewise.
3725 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3728 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3730 (rotlhi3_8): Delete.
3732 (rotlsi3_8): Delete.
3733 (rotlsi3_16): Delete.
3734 (rotlsi3_24): Delete.
3736 (*rotw<mode>3): New.
3737 (*rotb<mode>3): New.
3738 * config/avr/avr.c (avr_rotate_bytes): New function.
3739 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3741 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3744 * configure.ac: Modify -rdynamic check.
3745 * configure: Regenerate.
3747 2010-01-08 DJ Delorie <dj@redhat.com>
3749 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3750 register popping order.
3752 2010-01-08 Richard Guenther <rguenther@suse.de>
3755 * c.opt (fsigned-char): Also let LTO handle this option.
3756 (funsigned-char): Likewise.
3758 2010-01-07 Richard Guenther <rguenther@suse.de>
3760 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3761 (gimple_op): Likewise.
3762 (gimple_op_ptr): Likewise.
3763 (gimple_assign_set_lhs): Remove gcc_assert.
3764 (gimple_assign_set_rhs1): Likewise.
3765 (gimple_assign_set_rhs2): Likewise.
3766 (gimple_call_set_lhs): Likewise.
3767 (gimple_call_set_fn): Likewise.
3768 (gimple_call_set_fndecl): Likewise.
3769 (gimple_call_fndecl): Likewise.
3770 (gimple_call_return_type): Likewise.
3771 (gimple_call_set_chain): Likewise.
3772 (gimple_call_num_args): Likewise.
3773 (gimple_call_set_arg): Likewise.
3774 (gimple_cond_set_code): Likewise.
3775 (gimple_cond_set_lhs): Likewise.
3776 (gimple_cond_set_rhs): Likewise.
3777 (gimple_cond_set_true_label): Likewise.
3778 (gimple_cond_set_false_label): Likewise.
3779 (gimple_label_set_label): Likewise.
3780 (gimple_goto_set_dest): Likewise.
3781 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3782 (gimple_debug_bind_get_value): Likewise.
3783 (gimple_debug_bind_get_value_ptr): Likewise.
3784 (gimple_debug_bind_set_var): Likewise.
3785 (gimple_debug_bind_set_value): Likewise.
3786 (gimple_debug_bind_reset_value): Likewise.
3787 (gimple_debug_bind_has_value_p): Likewise.
3788 (gimple_return_retval_ptr): Remove gcc_assert.
3789 (gimple_return_retval): Likewise.
3790 (gimple_return_set_retval): Likewise.
3791 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3792 (safe_referenced_var_iterator): Remove.
3793 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3794 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3795 (fill_referenced_var_vec): Remove.
3796 (first_readonly_imm_use): Remove redundant gcc_assert.
3797 (phi_arg_index_from_use): Combine gcc_asserts.
3798 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3799 (first_imm_use_stmt): Remove redundant gcc_assert.
3800 * tree-cfg.c (verify_gimple_call): Verify function and chain
3801 operands. Verify arguments.
3802 (verify_types_in_gimple_stmt): Verify condition code and labels.
3804 2010-01-07 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/42641
3807 * sese.c (rename_map_elt_info): Use the SSA name version, do
3810 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3812 PR tree-optimization/42625
3813 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3814 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3816 2010-01-07 Duncan Sands <baldrick@free.fr>
3818 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3820 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3823 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3824 note itself is not function_invariant_p.
3826 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3828 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3829 Do not add the DF_NOTE problem.
3830 * store-motion.c (execute_rtl_store_motion): Likewise.
3832 2010-01-07 Martin Jambor <mjambor@suse.cz>
3834 PR tree-optimization/42157
3835 * tree-sra.c (compare_access_positions): Stabilize sort if both
3836 accesses have integer types, return zero immediately if they are the
3839 2010-01-06 Richard Henderson <rth@redhat.com>
3842 * haifa-sched.c (add_to_note_list): Merge into ...
3843 (concat_note_lists): ... here, and ...
3844 (unlink_other_notes, rm_other_notes): Merge into...
3845 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3846 NOTE_INSN_EPILOGUE_BEG.
3848 2010-01-06 Richard Guenther <rguenther@suse.de>
3850 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3851 not inline regular functions into always-inline functions.
3853 2010-01-06 Nick Clifton <nickc@redhat.com>
3855 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3856 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3858 (OVERRIDE_OPTIONS): Delete.
3859 (OPTIMIZATION_OPTIONS): Define.
3860 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3861 * config/rx/rx.c (rx_handle_option): Issue an error message if
3862 -mcpu=rx200 and -fpu are used together.
3863 (rx_set_optimization_options): New function. Issue an error
3864 message if an optimization attribute attempts to reset the FPU/
3865 math optimization pairing.
3866 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3867 * config/rx/rx.opt: Set the default to 32-bit doubles.
3868 * config/rx/t-rx: Add multilibs for -nofpu option.
3869 * doc/invoke.texi: Update documentation of RX options.
3871 2010-01-06 Richard Guenther <rguenther@suse.de>
3873 * tree-ssa-pre.c (name_to_id): New global.
3874 (alloc_expression_id): Simplify SSA name handling.
3875 (lookup_expression_id): Likewise.
3876 (init_pre): Zero name_to_id.
3877 (fini_pre): Free it.
3879 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3881 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3883 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3886 * config/i386/sse.md (smaxv2di3): New.
3887 (umaxv2di3): Likewise.
3888 (sminv2di3): Likewise.
3889 (uminv2di3): Likewise.
3891 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3894 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3895 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3896 (legitimize_tls_address): Likewise.
3897 (sparc_tls_referenced_p): Likewise.
3898 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3899 and adjust calls to legitimize_pic_address.
3900 (legitimate_constant_p) Use sparc_tls_referenced_p.
3901 (legitimate_pic_operand_p): Likewise.
3902 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3903 (sparc_tls_symbol_ref_1): Delete.
3904 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3905 (legitimize_tls_address): Make static, handle CONST patterns.
3906 (legitimize_pic_address): Make static, remove unused parameter and
3907 adjust recursive calls.
3908 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3909 and adjust call to legitimize_pic_address.
3910 (sparc_output_mi_thunk): Likewise.
3912 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3913 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3917 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3918 operands to make them signed.
3921 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3924 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3925 GTU to GT for V4SI and V2DI.
3927 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3928 (umin<mode>3): Removed.
3930 (uminv4si3): Likewise.
3932 2010-01-05 Martin Jambor <mjambor@suse.cz>
3934 PR tree-optimization/42462
3935 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3936 current_function_decl to helper functions and macros.
3938 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3941 * flags.h: Don't include real.h.
3942 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3943 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3944 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3945 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3946 * dominance.c: Update copyright.
3947 * gimple.c (walk_gimple_op): Remove inline.
3948 * tree-ssa-reassoc.c: Include real.h.
3949 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3950 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3952 2010-01-05 Nick Clifton <nickc@redhat.com>
3954 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3955 register to push into the stack frame when the accumulator has to
3956 be saved during interrupts.
3958 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3960 * doc/invoke.texi: Remove the documentation about option
3962 * common.opt (Wunreachable-code): Preserved for backward
3964 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3965 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3966 the backward compatibility flag section.
3968 2010-01-05 Richard Guenther <rguenther@suse.de>
3970 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3972 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3975 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3977 PR tree-optimization/42508
3978 * tree-sra.c (convert_callers): Check for recursive call
3979 by comparing cgraph nodes instead of decls.
3980 (modify_function): Call ipa_modify_formal_parameters also
3981 on all same_body aliases.
3983 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3984 cgraph nodes when checking for same_body aliases.
3986 2010-01-05 Richard Guenther <rguenther@suse.de>
3988 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3989 allocation and lookup.
3990 (get_or_alloc_expr_for_constant): Likewise.
3991 (phi_translate): Sink allocation.
3993 2010-01-04 Richard Guenther <rguenther@suse.de>
3995 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3996 a new entry only if needed.
3997 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3998 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4000 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4002 (phi_translate): Handle CONSTANTs early.
4004 2010-01-04 Martin Jambor <mjambor@suse.cz>
4006 PR tree-optimization/42398
4007 * tree-sra.c (struct access): Removed flag grp_different_types.
4008 (dump_access): Do not dump the removed flag.
4009 (sort_and_splice_var_accesses): Do not set the removed flag.
4010 (sra_modify_expr): Check for type compatibility directly.
4012 2010-01-04 Martin Jambor <mjambor@suse.cz>
4014 PR tree-optimization/42366
4015 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4016 edges with variable number of parameters.
4017 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4018 flag instead of asserting it.
4019 (ipa_read_node_info): Read uses_analysis_done flag.
4021 2010-01-04 Richard Guenther <rguenther@suse.de>
4023 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4024 iterative_hash_* as intended.
4025 (vn_reference_compute_hash): Likewise. Simplify hashing
4027 (vn_reference_lookup_2): Likewise.
4028 (vn_nary_op_compute_hash): Likewise.
4029 (vn_phi_compute_hash): Likewise.
4030 (expressions_equal_p): Remove strange code.
4031 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4032 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4033 (bitmap_insert_into_set_1): Take value-id as parameter.
4034 (add_to_value): Pass it.
4035 (bitmap_insert_into_set): Likewise.
4036 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4038 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4041 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4042 (do_self_spec): For switches with SWITCH_IGNORE set set also
4043 SWITCH_IGNORE_PERMANENTLY.
4044 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4047 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4049 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4050 tree of an unreferenced global var.
4052 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4056 GTU to GT for V4SI and V2DI.
4058 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4059 (umin<mode>3): Removed.
4061 (uminv4si3): Likewise.
4063 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4066 * collect2.c (main): Turn on trace in collect2 if -v is passed
4069 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4071 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4072 description of expression operand.
4074 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4076 * configure.ac: Add install-html to target_list for Make-hooks.
4077 * configure: Regenerate.
4078 * fortran/Make-lang.in (F95_HTMLFILES): New.
4079 (fortran.html): Use it.
4080 (fortran.install-html): New.
4081 * Makefile.in (install-html): Add lang.install-html.
4082 * java/Make-lang.in (JAVA_HTMLFILES): New.
4083 (java.html): Use it.
4084 (java.install-html): New.
4085 * objc/Make-lang.in (objc.install-html): New.
4086 * objcp/Make-lang.in (obj-c++.install-html): New.
4087 * cp/Make-lang.in (c++.install-html): New.
4088 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4089 * lto/Make-lang.in (lto.install-html): New.
4091 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4094 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4096 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4098 PR rtl-optimization/41862
4099 * store-motion.c (store_killed_in_insn, compute_store_table,
4100 remove_reachable_equiv_notes, replace_store_insn,
4101 build_store_vectors): Ignore all DEBUG_INSNs.
4103 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4106 * common.opt: Add dumpdir.
4108 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4110 (option_map): Add --dumpdir.
4112 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4114 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4116 * opts.c (decode_options): Try dump_dir_name first if
4117 dump_base_name isn't an absolute path.
4118 (common_handle_option): Handle OPT_dumpdir.
4120 * toplev.c (dump_dir_name): New.
4121 (print_switch_values): Also ignore -dumpdir.
4123 * toplev.h (dump_dir_name): New.
4125 2010-01-03 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/42589
4128 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4129 double-word expansion of bswap32.
4131 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4133 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4134 with BLOCK_FOR_INSN.
4135 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4136 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4137 noce_process_if_block): Likewise.
4138 * gcse.c (compute_local_properties, insert_expr_in_table,
4139 insert_set_in_table, canon_list_insert, find_avail_set,
4140 pre_insert_copy_insn): Likewise.
4142 * basic-block.h (BLOCK_NUM): Move from here...
4143 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4145 2010-01-03 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/42438
4148 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4149 contains_may_not_return_call flag.
4150 (BB_MAY_NOTRETURN): New.
4151 (valid_in_sets): Trapping nary operations are not valid
4152 in blocks that may not return.
4153 (insert_into_preds_of_block): Remove check for trapping expressions.
4154 (compute_avail): Compute also BB_MAY_NOTRETURN.
4156 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4158 * doc/invoke.texi: Add 2010 to copyright years.
4160 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4162 * config/sparc/sparc.c: Fix formatting nits.
4164 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4165 Alexander Monakov <amonakov@ispras.ru>
4167 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4169 2010-01-02 Richard Guenther <rguenther@suse.de>
4172 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4173 (simplify_switch_using_ranges): Mark to be removed edges
4176 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4178 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4180 * collect2.c (scan_libraries): Add missing argument in call to
4183 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4186 * config/alpha/predicates.md (aligned_memory_operand): Return false
4188 (unaligned_memory_operand): Return true for CQImode.
4189 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4190 doesn not cross aligned SImode word boundary.
4192 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4194 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4196 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4197 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4199 2010-01-02 Richard Guenther <rguenther@suse.de>
4202 * toplev.c (compile_file): Emit LTO marker properly. Change
4204 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4206 2010-01-01 Richard Guenther <rguenther@suse.de>
4209 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4211 2010-01-01 Richard Guenther <rguenther@suse.de>
4214 * c-decl.c (grokdeclarator): For zero-size arrays force
4215 structural equality checks as layout_type does.
4217 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4219 * builtins.c: Update copyright to 2010.
4221 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4224 * lto-streamer-out.c (produce_asm): Revert the last change.
4225 (copy_function): Likewise.
4227 * lto-streamer.c (lto_get_section_name): Skip any leading
4230 2010-01-01 Richard Guenther <rguenther@suse.de>
4233 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4237 Copyright (C) 2010 Free Software Foundation, Inc.
4239 Copying and distribution of this file, with or without modification,
4240 are permitted in any medium without royalty provided the copyright
4241 notice and this notice are preserved.