1 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5 at the beginning and final_end_function at the end.
6 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
8 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
11 and Sun as TLS syntax.
12 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
13 * configure: Regenerate.
14 * config.in: Regenerate.
15 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
16 (default_elf_asm_named_section): Use it.
17 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
18 (i386_output_dwarf_dtprel): Likewise.
19 (output_addr_const_extra): Likewise.
20 (output_pic_addr_const): Lowercase @GOTTPOFF.
21 (output_addr_const_extra): Likewise.
22 (output_pic_addr_const): Lowercase @GOTNTPOFF.
23 (output_addr_const_extra): Likewise.
24 (output_pic_addr_const): Lowercase @INDNTPOFF.
25 (output_addr_const_extra): Likewise.
26 (output_pic_addr_const): Lowercase @NTPOFF.
27 (output_addr_const_extra): Likewise.
28 (output_pic_addr_const): Lowercase @TPOFF.
29 (output_addr_const_extra): Likewise.
30 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
32 (*tls_global_dynamic_64): Likewise.
33 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
34 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
36 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
37 (ASM_OUTPUT_TLS_COMMON): Use it.
38 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
41 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
43 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
44 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
45 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
46 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
47 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
49 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
51 * config/i386/i386.c (override_options): Don't accept
52 -mtls-dialect=sun any longer.
53 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
54 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
55 (*tls_local_dynamic_base_32_sun): Likewise.
56 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
58 2010-03-24 Jakub Jelinek <jakub@redhat.com>
61 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
62 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
65 * ira.c (adjust_cleared_regs): New function.
66 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
70 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
72 * expr.c (expand_expr_real): Restore previous
73 curr_insn_source_location and curr_insn_block after
74 expand_expr_real_1 call.
75 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
76 instead of expand_expr_real_1.
78 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
80 PR rtl-optimization/43413
81 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
84 2010-03-22 James E. Wilson <wilson@codesourcery.com>
87 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
88 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
90 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
92 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
95 2010-03-22 Mike Stump <mikestump@comcast.net>
98 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
99 Don't overly align based upon packed packed fields.
101 2010-03-22 Jason Merrill <jason@redhat.com>
103 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
104 Use () rather than [], and move before the element type.
106 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
108 * doc/configfiles.texi (Configuration Files): Removed
109 fixinc/Makefile*, intl/Makefile.*.
110 * doc/makefile.texi: Fixed markup.
111 Abstract from version control system used.
112 (Makefile): Removed obsolete gcc/java/parse.y example.
113 * doc/sourcebuild.texi: Likewise.
114 (Top Level): Added config, gnattools, libdecnumber, libgcc,
117 (Miscellaneous Docs): Clarify location.
118 Added COPYING3, COPYING3.LIB.
119 (Front End Directory): Moved Make-lang.in entry to new
122 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
125 * config/i386/i386.c (x86_function_profiler)
126 [!NO_PROFILE_COUNTERS]: Fix typo.
127 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
130 2010-03-22 Janis Johnson <janis187@us.ibm.com>
131 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
133 * doc/sourcebuild.texi (Test Directives): Split into six
134 subsections, with most of the current text in new subsections
135 Directives, Selectors, and Final Actions.
136 (Directives): Split list of test directives into multiple
138 (Selectors): Describe use and syntax of selectors.
139 (Effective-Target Keywords): Describe all existing keywords.
140 (Add Options): Describe features for dg-add-options.
141 (Require Support): Describe variants of dg-require-support.
142 (Final Actions): Describe commands to use in dg-final.
144 2010-03-22 Michael Matz <matz@suse.de>
147 * recog.c (validate_replace_rtx_group): Replace also in
148 REG_EQUAL and REG_EQUIV notes.
150 2010-03-22 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/43390
153 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
154 sure vector extracts are type correct.
156 2010-03-22 Richard Guenther <rguenther@suse.de>
159 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
160 x * sqrt (x) even when optimizing for size if the target
161 has native support for sqrt.
163 2010-03-22 Jakub Jelinek <jakub@redhat.com>
165 * varasm.c (make_decl_rtl_for_debug): Also clear
166 flag_mudflap for the duration of make_decl_rtl call.
169 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
170 locs from preserved VALUEs.
172 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
175 * pa.md (movmemsi): Set align to one if zero.
176 (movmemdi): Likewise.
178 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
181 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
182 with their corresponding prologue pushes.
184 2010-03-20 Andrew Pinski <pinskia@gmail.com>
187 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
188 at the begining or end.
189 (spu_expand_epilogue): Likewise.
191 2010-03-20 Richard Guenther <rguenther@suse.de>
193 PR rtl-optimization/43438
194 * combine.c (make_extraction): Properly zero-/sign-extend an
195 extraction of the low part of a CONST_INT. Also handle
198 2010-03-19 Mike Stump <mikestump@comcast.net>
200 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
201 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
202 (override_options): Use SUBTARGET32_DEFAULT_CPU.
204 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
207 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
210 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
212 PR rtl-optimization/42258
213 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
214 use that may match DEF.
217 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
218 the cost of loading the constant rather than assuming
220 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
221 outer code is AND, do the same tests as the andsi3 expander and
222 return COSTS_N_INSNS (1) if and is cheap.
224 * optabs.c (avoid_expensive_constant): Fix formatting.
226 2010-03-19 Michael Matz <matz@suse.de>
229 * attribs.c (decl_attributes): When rebuilding a function pointer
230 type use the same qualifiers as the original pointer type.
232 2010-03-19 Martin Jambor <mjambor@suse.cz>
234 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
235 and is_gimple_ip_invariant_address.
237 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
240 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
242 * config/arm/arm.c (arm_override_options): Turn off
243 flag_dwarf2_cfi_asm for AAPCS variants.
245 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
248 * config/arm/arm.c (emit_multi_reg_push): Update comments.
249 Use PRE_MODIFY instead of PRE_DEC.
250 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
251 (vfp_emit_fstmd): Likewise.
253 2010-03-19 Michael Matz <matz@suse.de>
256 * builtins.c (expand_builtin_interclass_mathfn,
257 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
260 2010-03-19 Richard Guenther <rguenther@suse.de>
262 PR tree-optimization/43415
263 * tree-ssa-pre.c (phi_translate): Split out worker to ...
264 (phi_translate_1): ... this.
265 (phi_translate): Move all caching here. Cache all NARY
266 and REFERENCE translations.
268 2010-03-19 David S. Miller <davem@davemloft.net>
270 With help from Eric Botcazou.
271 * config/sparc/sparc.c: Include dwarf2out.h.
272 (emit_pic_helper): Delete.
273 (pic_helper_symbol_name): Delete.
274 (pic_helper_emitted_p): Delete.
275 (pic_helper_needed): New.
276 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
277 (get_pc_thunk_name): New.
278 (load_pic_register): Remove 'delay_pic_helper' arg. Use
279 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
280 Set pic_helper_needed to true. Don't call emit_pic_helper.
281 (sparc_expand_prologue): Update load_pic_register call.
282 (sparc_output_mi_thunk): Likewise.
283 (sparc_file_end): Emit a hidden comdat symbol for the PIC
284 thunk if possible. Output CFI information as needed.
286 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
287 Jack Howarth <howarth@bromo.med.uc.edu>
290 * config/i386/i386.h: Fix ABI on darwin x86-32.
292 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
294 * tree.h: Declare make_decl_rtl_for_debug.
295 * varasm.c (make_decl_rtl_for_debug): New.
296 * dwarf2out.c (rtl_for_decl_location): Call it.
297 * cfgexpand.c (expand_debug_expr): Call it.
299 2010-03-18 Jakub Jelinek <jakub@redhat.com>
302 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
306 * var-tracking.c (vt_init_cfa_base): Do nothing if
307 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
310 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
313 * var-tracking.c (canonicalize_vars_star): New.
314 (dataflow_post_merge_adjust): Use it.
316 2010-03-18 Jakub Jelinek <jakub@redhat.com>
319 * var-tracking.c (non_suitable_const): New function.
320 (add_uses): For DEBUG_INSNs with constants, don't record any
321 value, instead just the constant value itself.
322 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
323 is not VAR_LOC_UNKNOWN_P, set var to the constant.
324 (emit_notes_in_bb): Likewise.
325 (emit_note_insn_var_location): For onepart variables if
326 cur_loc is a VOIDmode constant, use DECL_MODE.
328 2010-03-18 Martin Jambor <mjambor@suse.cz>
331 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
332 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
333 all non-clones. Moved call redirection...
334 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
336 (cgraph_materialize_all_clones): Dispose of all
337 combined_args_to_skip bitmaps.
338 (verify_cgraph_node): Do not check for edges pointing to wrong
339 nodes in inline clones.
340 * tree-inline.c (copy_bb): Call
341 cgraph_redirect_edge_call_stmt_to_callee.
342 * ipa.c (cgraph_remove_unreachable_nodes): Call
343 cgraph_node_remove_callees even when there are used clones.
345 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
347 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
349 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
352 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
355 2010-03-18 Michael Matz <matz@suse.de>
358 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
359 into sqrt(x) if we need to preserve signed zeros.
361 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
362 Eric Botcazou <ebotcazou@adacore.com>
364 PR rtl-optimization/43360
365 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
366 note if we don't know its invariant status.
368 2010-03-18 Michael Matz <matz@suse.de>
370 PR tree-optimization/43402
371 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
372 PHI chains of ssa names registered for update.
374 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
377 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
378 non-offsettable and pre_modify update addressing.
379 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
380 and "2" alternatives "#".
381 (*movdd_softfloat32): Make all alternatives "#";
382 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
383 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
384 (*movdf_softfloat32): Make all alternatives "#";
385 (movdi): Use the new DIFD mode iterator to create a common splitter
386 for movdi, movdf and movdd patterns.
388 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
390 * common.opt (dumpdir): Remove redundant tab.
392 2010-03-17 Martin Jambor <mjambor@suse.cz>
394 PR tree-optimization/43347
395 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
396 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
398 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
400 PR rtl-optimization/42216
401 * regrename.c (create_new_chain): New function, broken out from...
402 (scan_rtx_reg): ... here. Call it. Handle the case where we are
403 appending a use to an empty chain.
404 (build_def_use): Remove previous changes that convert OP_INOUT to
405 OP_OUT operands; instead detect the case where an OP_INOUT operand
406 uses a previously untracked register and create an empty chain for
409 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
411 * doc/extend.texi (Function Attributes): Rewrite unfinished
412 sentence in ms_abi documentation.
414 2010-03-17 Alan Modra <amodra@gmail.com>
416 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
417 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
418 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
419 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
421 2010-03-16 Richard Henderson <rth@redhat.com>
424 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
425 (lower_try_finally): Save and restore eh_seq around the expansion
428 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
430 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
431 statements before splitting block.
433 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
435 * doc/sourcebuild.texi (Testsuites): Fix markup.
436 Use pathnames relative to gcc/testsuite.
437 (Test Directives): Move description of how timeout is determined.
438 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
439 (C Tests): Correct gcc.misc-tests directory.
440 Framework tests now live in gcc.test-framework.
442 2010-03-16 Richard Guenther <rguenther@suse.de>
445 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
446 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
449 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
450 Alexandre Oliva <aoliva@redhat.com>
452 PR tree-optimization/42917
453 * lambda-code.c (remove_iv): Skip debug statements.
454 (lambda_loopnest_to_gcc_loopnest): Likewise.
455 (not_interesting_stmt): Debug statements are not interesting.
457 2010-03-16 Jakub Jelinek <jakub@redhat.com>
461 * cselib.c (cselib_preserve_constants,
462 cfa_base_preserved_val): New static variables.
463 (preserve_only_constants): New function.
464 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
465 clear its REG_VALUES. If cselib_preserve_constants, don't
466 empty the whole hash table, but preserve there VALUEs with constants,
467 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
468 (cselib_preserve_cfa_base_value): New function.
469 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
470 (cselib_init): Change argument to int bitfield. Set
471 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
473 (cselib_finish): Clear cselib_preserve_constants and
474 cfa_base_preserved_val.
475 * cselib.h (enum cselib_record_what): New enum.
476 (cselib_init): Change argument to int.
477 (cselib_preserve_cfa_base_value): New prototype.
478 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
479 * dse.c (dse_step1): Likewise.
480 * cfgcleanup.c (thread_jump): Likewise.
481 * sched-deps.c (sched_analyze): Likewise.
482 * gcse.c (local_cprop_pass): Likewise.
483 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
484 If FN is non-NULL, call the callback always and whenever it returns
485 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
486 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
487 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
488 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
489 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
490 * var-tracking.c: Include recog.h.
491 (bb_stack_adjust_offset): Remove.
492 (vt_stack_adjustments): Don't call it, instead just gather the
493 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
494 (adjust_stack_reference): Remove.
495 (compute_cfa_pointer): New function.
496 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
497 (struct adjust_mem_data): New type.
498 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
500 (get_address_mode): New function.
501 (replace_expr_with_values): Use it.
502 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
503 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
504 (adjust_sets): Remove.
505 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
506 Use get_address_mode.
507 (get_adjusted_src): Remove.
508 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
509 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
510 (add_with_sets): Don't call adjust_sets.
511 (fp_setter, vt_init_cfa_base): New functions.
512 (vt_initialize): Change return type to bool. Move most of pool etc.
513 initialization to the beginning of the function from end. Pass
514 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
515 If !frame_pointer_needed, call vt_stack_adjustment before mos
516 vector is filled, call vt_init_cfa_base if argp/framep has been
517 eliminated to sp. If frame_pointer_needed and argp/framep has
518 been eliminated to hard frame pointer, set
519 hard_frame_pointer_adjustment and call vt_init_cfa_base after
520 encountering fp setter in the prologue. For MO_ADJUST, call
521 log_op_type before pusing the op into mos vector, not afterwards.
522 Call adjust_insn before cselib_process_insn/add_with_sets,
523 call cancel_changes (0) afterwards.
524 (variable_tracking_main_1): Adjust for vt_initialize calling
525 vt_stack_adjustments and returning whether it succeeded or not.
527 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
529 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
532 2010-03-15 Jakub Jelinek <jakub@redhat.com>
534 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
536 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
537 drap_reg has not been set.
539 2010-03-15 Michael Matz <matz@suse.de>
542 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
543 use it to expand block copies.
544 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
545 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
546 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
548 2010-03-15 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/43367
551 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
554 2010-03-15 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43317
557 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
559 2010-03-15 Martin Jambor <mjambor@suse.cz>
561 PR tree-optimization/43141
562 * tree-sra.c (create_abstract_origin): New function.
563 (modify_function): Call create_abstract_origin.
565 2010-03-15 Chris Demetriou <cgd@google.com>
567 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
570 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
573 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
574 call insert_out_of_ssa_copy for default definitions.
576 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
578 * graphite-clast-to-gimple.c (my_long_long): Defined.
579 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
580 * graphite-sese-to-poly.c (my_long_long): Defined.
581 (scop_ivs_can_be_represented): Use it.
583 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
585 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
586 graphite-max-bbs-per-function, and loop-block-tile-size.
587 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
589 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
591 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
593 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
595 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
596 (add_upper_bounds_from_estimated_nit): New.
597 (build_loop_iteration_domains): Use it.
599 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
601 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
603 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
606 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
607 should be an INTEGER_CST. Also handle CASE_CONVERT.
609 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
611 * graphite.c (graphite_initialize): To bound the number of bbs per
612 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
613 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
614 * doc/invoke.texi: Document it.
616 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
618 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
619 * graphite-sese-to-poly.h (build_poly_scop): Same.
621 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
623 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
624 the number of parameters in the scop. Use as an upper bound
625 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
626 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
627 * doc/invoke.texi: Document it.
629 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
631 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
632 * doc/c-tree.texi: Remove.
633 * doc/generic.texi: Merge c-tree.texi here.
634 * doc/gccint.texi (Trees): Remove menu entry.
635 (c-tree.texi): Remove @include.
636 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
637 * doc/languages.texi (Reading RTL): Ditto.
639 2010-03-12 Steve Ellcey <sje@cup.hp.com>
642 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
644 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
647 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
648 code added to work around reload clobbering CONST insns.
650 2010-03-12 Jakub Jelinek <jakub@redhat.com>
652 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
653 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
654 (cselib_preserve_only_values): Remove retain argument, don't
655 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
656 * cselib.h (cselib_preserve_only_values): Remove retain argument.
657 * var-tracking.c (micro_operation): Move insn field before union.
658 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
659 (struct variable_tracking_info_def): Remove n_mos field, change
660 mos into a vector of micro_operations.
661 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
662 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
663 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
664 changing into a vector.
665 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
666 come before all other uops generated by add_stores.
667 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
669 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
670 a vector. Run just one pass over the bbs instead of separate counting
671 and computation phase.
672 (vt_finalize): Free VTI (bb)->mos vector instead of array.
675 * tree-inline.c (remap_decls): Put old_var rather than origin_var
676 into *nonlocalized_list vector.
677 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
678 even if origin is non-NULL.
679 (gen_variable_die): Likewise.
680 (process_scope_var): Don't change origin.
681 (gen_decl_die): Likewise.
682 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
683 before adding new edges instead of after it, fix moving over
686 2010-03-11 David S. Miller <davem@davemloft.net>
688 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
690 * configure: Rebuild.
692 2010-03-11 Martin Jambor <mjambor@suse.cz>
694 PR tree-optimization/43257
695 * tree.c (assign_assembler_name_if_neeeded): New function.
696 (free_lang_data_in_cgraph): Assembler name assignment moved to the
698 * tree.h (assign_assembler_name_if_neeeded): Declare.
699 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
700 the function if needed.
702 2010-03-11 Chris Demetriou <cgd@google.com>
704 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
705 include/stdint-gcc.h, and include/stdint.h world-readable.
707 2010-03-11 Richard Guenther <rguenther@suse.de>
709 PR tree-optimization/43255
710 * tree-vrp.c (process_assert_insertions_for): Do not insert
711 asserts for trivial conditions.
713 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
715 PR tree-optimization/43280
716 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
717 generation. Move calculation of size out of the if branch.
718 (find_bswap): Modify compare number generation.
720 2010-03-11 Richard Guenther <rguenther@suse.de>
723 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
724 (input_gimple_stmt): Fixup handled component types during
725 operand read. Also fix up decls in ADDR_EXPRs.
727 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
729 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
730 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
732 2010-03-10 Jan Hubicka <jh@suse.cz>
735 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
736 * varasm.c (get_variable_section): Don't do that here...
737 (make_decl_rtl): ... and here.
738 (do_assemble_alias): Produce decl RTL.
739 (assemble_alias): Likewise.
741 2010-03-10 Jakub Jelinek <jakub@redhat.com>
744 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
745 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
747 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
748 (based_loc_descr): Only express drap or vdrap regno based expressions
749 using DW_OP_fbreg when not optimizing.
750 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
751 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
752 REG_CFA_SET_VDRAP note.
754 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
756 PR tree-optimization/43236
757 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
758 error in calculation of base address in reverse iteration case.
759 (generate_builtin): Take number of latch executions if the statement
762 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
765 * tree-eh.c: Include pointer-set.h.
766 (lower_eh_dispatch): Filter out duplicate case labels and
767 remove the unneeded edge when the label is unused. Return
768 true when some edges are removed.
769 (execute_lower_eh_dispatch): When any lowering resulted in
770 removing an edge, also delete unreachable blocks.
772 2010-03-10 Jakub Jelinek <jakub@redhat.com>
775 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
776 UNSPEC_MACHOPIC_OFFSET.
778 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
781 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
782 (m68k_delegitimize_address): New function.
784 2010-03-09 Jakub Jelinek <jakub@redhat.com>
787 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
790 * var-tracking.c (adjust_sets): New function.
791 (count_with_sets, add_with_sets): Use it.
792 (get_adjusted_src): New inline function.
793 (add_stores): Use it.
796 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
797 call cselib_dummy_expand_value_rtx_cb instead of
798 cselib_expand_value_rtx_cb.
801 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
802 * config/i386/i386.c: Include debug.h and dwarf2out.h.
803 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
804 and .cfi_endproc around the pic thunks.
805 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
806 all queued unwind info register saves are saved before the call.
807 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
808 considered as sp-=4 for unwind info and the pop as sp+=4 which
809 also clobbers dest, but doesn't actually restore it.
812 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
815 2010-03-09 Jie Zhang <jie@codesourcery.com>
817 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
818 whitespaces in output template.
820 2010-03-09 Jie Zhang <jie@codesourcery.com>
822 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
825 2010-03-08 Jakub Jelinek <jakub@redhat.com>
827 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
828 builtins.exp in a separate job.
830 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
832 * graphite-sese-to-poly.c (add_param_constraints): Use
833 lower_bound_in_type and upper_bound_in_type.
835 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
837 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
838 instead of unsigned_type_node.
840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
841 Reza Yazdani <reza.yazdani@amd.com>
844 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
845 on pointer type parameters.
847 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
851 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
852 handle conversions from pointer to integers.
853 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
854 induction variable, to be able to work with code generated by CLooG.
855 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
856 (build_poly_scop): Bail out if we cannot codegen a loop.
858 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
860 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
861 code generation with gloog_error.
863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
865 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
866 Call fold_convert on all the returned values.
867 (expand_scalar_variables_expr): Pass to
868 expand_scalar_variables_ssa_name the type of the resulting expression.
870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
873 ppl_min_for_le_pointset.
874 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
875 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
877 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
879 * graphite-dependences.c (map_into_dep_poly): Removed.
880 (dependence_polyhedron_1): Use combine_context_id_scat.
882 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
884 * graphite-poly.h (struct poly_scattering): Add layout documentation.
885 (struct poly_bb): Same.
886 (combine_context_id_scat): New.
888 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
891 * sese.c (name_defined_in_loop_p): Return false for default
894 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
896 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
897 and clean up the logic.
899 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
901 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
904 2010-03-08 Jakub Jelinek <jakub@redhat.com>
906 * var-tracking.c (remove_cselib_value_chains): Define only for
908 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
909 delete_slot_part, emit_notes_for_differences_1): Don't call
910 remove_cselib_value_chains here.
911 (set_slot_part, emit_notes_for_differences_2): Don't call
912 add_cselib_value_chains here.
913 (preserved_values): New vector.
914 (preserve_value): New function.
915 (add_uses, add_stores, vt_add_function_parameters): Use it
916 instead of cselib_preserve_value.
917 (changed_values_stack): New vector.
918 (check_changed_vars_0): New function.
919 (check_changed_vars_1, check_changed_vars_2): Use it.
920 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
921 changed_values_stack VALUEs.
922 (vt_emit_notes): For all preserved_values call
923 add_cselib_value_chains. If ENABLE_CHECKING call
924 remove_cselib_value_chains before verifying value_chains is empty.
925 Initialize and free changed_values_stack.
926 (vt_initialize): Initialize preserved_values.
927 (vt_finalize): Free preserved_values.
929 2010-03-08 Richard Guenther <rguenther@suse.de>
931 PR tree-optimization/43269
932 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
935 2010-03-08 Martin Jambor <mjambor@suse.cz>
937 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
938 (ipa_is_param_called): Removed.
939 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
940 (ipa_print_node_params): Do not print the called flag.
941 (ipa_write_node_info): Do not stream the called flag.
942 (ipa_read_node_info): Likewise.
944 2010-03-07 Jakub Jelinek <jakub@redhat.com>
947 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
948 * cselib.c (struct expand_value_data): Add dummy field.
949 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
951 (cselib_dummy_expand_value_rtx_cb): New function.
952 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
954 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
955 * var-tracking.c: Include pointer-set.h.
956 (variable): Change n_var_parts to char from int. Add
957 cur_loc_changed and in_changed_variables fields.
958 (variable_canonicalize): Remove.
959 (shared_var_p): New inline function.
960 (unshare_variable): Maintain cur_loc_changed and
961 in_changed_variables fields. If var was in changed_variables,
962 replace it there with new_var. Just copy cur_loc instead of
963 resetting it to something else.
964 (variable_union): Don't recompute cur_loc. Use shared_var_p.
965 (dataflow_set_union): Don't call variable_canonicalize.
966 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
967 of their DEBUG_EXPR_TREE_DECLs.
968 (canonicalize_loc_order_check): Verify that cur_loc is NULL
969 and in_changed_variables and cur_loc_changed is false.
970 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
971 and cur_loc_changed. Don't update cur_loc here.
972 (variable_merge_over_src): Don't call variable_canonicalize.
973 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
974 removing loc that is equal to cur_loc, clear cur_loc,
975 set cur_loc_changed and ensure variable_was_changed is called.
976 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
977 compare pointers in cur_loc check, if it is equal to loc,
978 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
979 (variable_different_p): Remove compare_current_location argument,
980 don't compare cur_loc.
981 (dataflow_set_different_1): Adjust variable_different_p caller.
982 (variable_was_changed): If dv had some var in changed_variables
983 already, reset in_changed_variables flag for it and propagate
984 cur_loc_changed over to the new variable. On empty var
985 always set cur_loc_changed. Set in_changed_variables on whatever
986 var is added to changed_variables.
987 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
988 Use shared_var_p. When removing loc that is equal to cur_loc,
989 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
990 end, don't set it to something else, just call variable_was_changed.
991 (delete_slot_part): Use shared_var_p. When cur_loc equals to
992 loc being removed, clear cur_loc and set cur_loc_changed.
993 Set cur_loc_changed if all locations have been removed.
994 (struct expand_loc_callback_data): New type.
995 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
996 allocated. Always create SUBREGs if simplify_subreg failed.
997 Prefer to use cur_loc, when that fails and still in
998 changed_variables (and seen first time) recompute it. Set
999 cur_loc_changed of variables which had to change cur_loc and
1000 compute elcd->cur_loc_changed if any of the subexpressions used
1001 had to change cur_loc.
1002 (vt_expand_loc): Adjust to pass arguments in
1003 expand_loc_callback_data structure.
1004 (vt_expand_loc_dummy): New function.
1005 (emitted_notes): New variable.
1006 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1007 that weren't used for any other decl in current
1008 emit_notes_for_changes call call vt_expand_loc_dummy to update
1009 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1010 first loc_chain location if NULL before. Always use just
1011 cur_loc instead of first loc_chain location. When cur_loc_changed
1012 is false, when not --enable-checking=rtl just don't emit any note.
1013 When rtl checking, compute the note and assert it is the same
1014 as previous note. Clear cur_loc_changed and in_changed_variables
1015 at the end before removing from changed_variables.
1016 (check_changed_vars_3): New function.
1017 (emit_notes_for_changes): Traverse changed_vars to call
1018 check_changed_vars_3 on each changed var.
1019 (emit_notes_for_differences_1): Clear cur_loc_changed and
1020 in_changed_variables. Recompute cur_loc of new_var.
1021 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1022 (vt_emit_notes): Initialize and destroy emitted_notes.
1024 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1026 PR rtl-optimization/42220
1027 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1028 Use verify_reg_tracked to determine if we should use OP_OUT rather
1030 (build_def_use): If we see an in-out operand for a register that we
1031 know nothing about, treat is an output if possible, fail the block if
1034 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1037 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1040 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1043 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1044 uses of relevant DEFs that are dead outside the loop too.
1046 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1048 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1050 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1052 * var-tracking.c (values_to_unmark): New variable.
1053 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1054 values_to_unmark vector. Moved body to...
1055 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1056 instead queue it into values_to_unmark vector.
1057 (vt_find_locations): Free values_to_unmark vector.
1059 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1061 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1062 (site.exp): Export them when plugins are enabled.
1064 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1067 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1069 (chrec_fold_multiply): Same.
1071 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1074 * c-decl.c (build_compound_literal): Return early if init is
1077 2010-03-04 Martin Jambor <mjambor@suse.cz>
1079 PR tree-optimization/43164
1080 PR tree-optimization/43191
1081 * tree-sra.c (type_consists_of_records_p): Reject records with
1082 zero-size bit-fields at the end.
1084 2010-03-04 Mike Stump <mikestump@comcast.net>
1086 * Makefile.in (TAGS): Remove *.y.
1088 2010-03-04 Richard Guenther <rguenther@suse.de>
1090 PR tree-optimization/40761
1091 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1093 (my_rev_post_order_compute): New function.
1094 (init_pre): Call it.
1096 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1099 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1100 decrease the cost of an IV candidate when the cost is infinite.
1102 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1104 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1105 Use '3DNow!' for the extension of that name, ensure normal space
1107 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1109 2010-03-03 Jeff Law <law@redhat.com>
1111 * PR middle-end/32693
1112 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1113 than gen_rtx_SUBREG.
1114 (extract_bit_field_1): Likewise.
1116 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1118 * doc/sourcebuild.texi (Test directives): Document that arguments
1119 include-opts and exclude-opts are now optional for dg-skip-if,
1120 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1122 2010-03-03 Jason Merrill <jason@redhat.com>
1125 * cgraph.h (varpool_node): Add extra_name field.
1126 * varpool.c (varpool_extra_name_alias): New.
1127 (varpool_assemble_decl): Emit extra name aliases.
1128 (varpool_mark_needed_node): Look past an extra name alias.
1129 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1130 * lto-streamer-in.c (lto_input_tree): Read it.
1131 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1133 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1135 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1136 (sparc*-*-solaris2*): ...this.
1138 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1141 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1142 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1143 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1144 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1147 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1148 fallthrough to default handling, just with want_address 0 instead of 2.
1149 For single element lists, add_AT_loc directly, otherwise create an
1150 artificial variable DIE and stick location list to it.
1153 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1154 (VAL_EXPR_HAS_REVERSE): Define.
1155 (reverse_op): New function.
1156 (add_stores): For reversible operations add an extra MO_VAL_USE.
1158 2010-03-02 Jason Merrill <jason@redhat.com>
1160 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1162 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1164 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1165 (sparc64-*-linux*): Likewise.
1166 (sparc64-*-solaris2*): Include assembler files before linker ones.
1167 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1168 * config/sparc/gas.h: Delete.
1169 * config/sparc/sol2-64.h: Add copyright notice.
1170 * config/sparc/sol2-gas-bi.h: Likewise.
1171 * config/sparc/sol2-gld.h: Likewise.
1172 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1173 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1174 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1175 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1176 (sparc_elf_asm_named_section): Rename into...
1177 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1179 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1181 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1183 2010-03-02 Jeff Law <law@redhat.com>
1186 * reload1.c (rtx_p, substitute_stack): Declare.
1187 (substitute): Record addresses of changed rtxs.
1188 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1189 Restore the original rtx when complete.
1190 (reload): Free subsitute_stack when complete.
1192 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1194 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1195 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1197 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1198 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1199 Torture Tests): Change from subsection to section.
1201 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1202 Steven Bosscher <steven@gcc.gnu.org>
1204 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1207 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1210 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1211 the assignment from the new induction variable to the assignment
1212 of the value from the original loop PHI function.
1214 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1215 Daniel Jacobowitz <dan@codesourcery.com>
1217 * doc/sourcebuild.texi (Test directives): Clarify options to
1220 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1222 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1223 Disable cfi directives unless GCC and gas agree on using read-only
1224 .eh_frame sections for 64-bit.
1225 * configure: Regenerate.
1227 2010-03-01 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/43220
1230 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1231 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1233 2010-03-01 Richard Guenther <rguenther@suse.de>
1234 Martin Jambor <mjambor@suse.cz>
1237 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1238 gimplified parameters.
1240 2010-03-01 Christian Bruel <christian.bruel@st.com>
1242 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1244 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1246 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1248 2010-03-01 Richard Guenther <rguenther@suse.de>
1251 * expr.c (expand_assignment): Use the alias-oracle to tell
1252 if the rhs aliases the result decl.
1254 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1257 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1258 to sol_gt_pch_get_address.
1259 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1260 64-bit, SPARC and x86.
1261 (sol_gt_pch_get_address): New function.
1263 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1265 * toplev.h (inform_n, error_n): Declare.
1266 * diagnostic.c (inform_n, error_n): New function.
1268 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1270 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1271 has no rtl yet when processing local_decls, queue it and recheck
1272 if deferred stack allocation hasn't assigned it rtl.
1274 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1276 * config/sh/sh.c (unspec_bbr_uid): New.
1277 (gen_block_redirect): Use it instead of INSN_UID.
1278 (gen_far_branch): Likewise.
1280 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1283 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1285 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1287 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1288 (Warning Options): -Wno-conversion-null is valid for
1289 Objective-C++ as well.
1290 * doc/tm.texi (Named Address Spaces): Likewise.
1291 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1292 * doc/tree-ssa.texi (Tree SSA): Likewise.
1294 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1297 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1298 by default. Don't set the default arch for
1299 i[34567]86-*-darwin*|x86_64-*-darwin*.
1301 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1304 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1305 default. Set the default 32bit/64bit archs with $with_arch
1306 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1308 2010-02-27 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/43186
1311 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1312 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1313 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1314 unroller iterations.
1316 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1318 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1319 required and i[34567]86-*-* targets don't support 64bit ISA.
1321 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1324 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1327 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1329 * config.gcc: Set the default arch at least to Prescott for
1330 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1331 if SSE math is enabled.
1333 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1335 * diagnostic.c (diagnostic_initialize): Update.
1336 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1338 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1339 (diagnostic_inhibit_notes): New.
1340 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1342 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1345 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1346 * doc/standards.texi: Likewise.
1347 * doc/extend.texi: Likewise.
1348 * doc/trouble.texi: Likewise.
1349 * doc/cppopts.texi: Likewise.
1350 * doc/install.texi: Likewise.
1351 * c.opt (std=c90,std=gnu90): New options.
1352 * c-opts.c (c_common_handle_option): Handle them.
1354 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1357 * c-decl.c (undeclared_variable): Use an informative note.
1359 2010-02-26 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/43186
1362 * gimple.h (gimple_fold): Remove.
1363 * gimple.c (gimple_fold): Remove. Inline into single user ...
1364 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1365 Try harder for conditions.
1367 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1370 * function.c (used_types_insert): Don't skip through named pointer
1371 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1372 and it is different from the main variant's type.
1374 2010-02-26 Nick Clifton <nickc@redhat.com>
1376 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1378 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1380 * config.gcc: Support --with-fpmath=sse for x86.
1382 * config/i386/ssemath.h: New.
1384 * doc/install.texi (--with-fpmath=sse): Documented.
1386 2010-02-26 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/43188
1389 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1390 vector types of over-aligned element type.
1392 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1396 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1398 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1400 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1402 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1404 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1405 * var-tracking.c: Include diagnostic.h.
1406 (debug_dv): New function.
1407 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1410 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1411 (add_value_chain, add_value_chains, remove_value_chain,
1412 remove_value_chains): Handle DEBUG_EXPRs.
1413 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1416 * regcprop.c (struct queued_debug_insn_change): New type.
1417 (struct value_data_entry): Add debug_insn_changes field.
1418 (struct value_data): Add n_debug_insn_changes field.
1419 (debug_insn_changes_pool): New variable.
1420 (free_debug_insn_changes, apply_debug_insn_changes,
1421 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1422 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1423 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1425 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1427 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1428 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1429 changes, call cprop_find_used_regs via note_stores.
1430 (copyprop_hardreg_forward): When copying vd from predecessor
1431 which has any queued DEBUG_INSN changes, make sure the pointers are
1432 cleared. At the end call df_analyze and then if there are any
1433 DEBUG_INSN changes queued at the end of some basic block for still
1434 live registers, apply them.
1435 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1437 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1439 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1442 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1444 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1445 targets. Set the default with_cpu/with_arch from arch/cpu.
1446 Allow x86-64 and native for with_cpu/with_arch.
1448 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1450 * ebitmap.c: Change calls to verify_popcount with calls to
1451 sbitmap_verify_popcount.
1452 (ebitmap_clear_bit): Fixed map->cacheindex test and
1453 map>cache update when bit clearing results in an empty
1456 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1459 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1460 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1461 and support both V2DF and V2DI modes.
1462 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1463 support both V2DF and V2DI modes.
1464 (general): Delete trailing whitespace from a few patterns.
1466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1467 V2DF/V2DI interleave high/low builtins.
1469 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1472 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1473 interleave high/low functions.
1475 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1477 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1478 #pragma extern_prefix.
1480 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1483 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1484 BLKmode, assert op0 is a MEM and just adjust its mode.
1487 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1488 if bitpos isn't multiple of mode's bitsize.
1490 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1492 * c.opt (-ftemplate-depth=): New.
1493 (-ftemplate-depth-): Deprecate.
1494 * optc-gen.awk: Handle -ftemplate-depth=.
1495 * opth-gen.awk: Likewise.
1496 * c-opts.c (c_common_handle_option): Likewise.
1497 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1499 2010-02-24 Jason Merrill <jason@redhat.com>
1501 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1503 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1505 * cfg.c (alloc_aux_for_block): Remove inline.
1506 (alloc_aux_for_edge): Likewise.
1508 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1510 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1512 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1514 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1515 * config/i386/sol2-gas.h: New file.
1516 * config.gcc (i[34567]86-*-solaris2*): Use it.
1518 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1521 * c-typeck.c (ep_convert_and_check): New.
1522 (build_conditional_expr): Use it.
1523 (build_binary_op): Likewise.
1525 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1527 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1530 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1531 bounds even for -O+.
1532 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1533 expr needs to have DECL_NAME set.
1535 2010-02-24 Nick Clifton <nickc@redhat.com>
1537 * config/mep/mep.c: Include gimple.h.
1538 (mep_function_uses_sp): Delete unused function.
1539 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1540 parameters. Use unsigned integers to count args. Return a
1541 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1543 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1546 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1547 greater or equal to nelt instead of 2 * nelt.
1548 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1551 2010-02-23 Jason Merrill <jason@redhat.com>
1554 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1555 in cfun->local_decls even if they have register types.
1558 * stor-layout.c (place_field): Don't warn about unnecessary
1559 DECL_PACKED if the type is packed.
1561 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1564 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1565 GOTOFF relocs, even when the base reg isn't pic pointer.
1567 2010-02-23 Michael Matz <matz@suse.de>
1570 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1571 (expand_gimple_basic_block): Generate and use debug temps if there
1572 are debug uses left after the last real use of TERed ssa names.
1573 Unlink debug immediate uses when they are expanded.
1575 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1578 * config/i386/i386.c (override_options): Reorganise to provide
1579 better error messages.
1581 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1584 * graphite-scop-detection.c (create_single_exit_edge): Move
1585 the call to find_single_exit_edge to....
1586 (create_sese_edges): ...here. Don't handle multiple edges
1587 exiting the function.
1588 (build_graphite_scops): Don't handle multiple edges
1589 exiting the function.
1591 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1594 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1595 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1597 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1600 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1602 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1605 * c-typeck.c (convert_arguments): Print declaration location.
1606 * c-common.c (validate_nargs): Rename as
1607 builtin_function_validate_nargs.
1608 (check_builtin_function_arguments): Update.
1610 2010-02-22 Richard Guenther <rguenther@suse.de>
1613 * tree-inline.c (declare_return_variable): Use the type of
1614 the call stmt lhs if available.
1616 2010-02-22 Duncan Sands <baldrick@free.fr>
1618 * passes.c (register_pass): Always consider all pass lists when
1619 ref_pass_instance_number is zero.
1621 2010-02-22 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/42749
1624 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1625 parameter. Do arithmetic in the original type.
1626 (update_accumulator_with_ops): Likewise.
1627 (adjust_accumulator_values): Adjust.
1629 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1631 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1632 (QI to BLKmode splitter): New splitter.
1634 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1637 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1639 2010-02-22 Richard Guenther <rguenther@suse.de>
1641 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1643 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1645 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1646 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1647 ($(T)crti.o, $(T)crtn.o): Remove rules.
1649 2010-02-21 Tobias Burnus <burnus@net-b.de>
1652 * doc/invoke.texi (-fassociative-math): Document that this
1653 option is automatically enabled for Fortran.
1655 2010-02-20 David S. Miller <davem@davemloft.net>
1657 * configure.ac: Test if linker and assembler properly support
1658 GOTDATA_OP relocations.
1659 * configure: Rebuild.
1660 * config.in: Likewise.
1661 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1662 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1663 (movsi_high_pic): Likewise.
1664 (movdi_lo_sum_pic): Likewise.
1665 (movdi_high_pic): Likewise.
1666 (movsi_pic_gotdata_op): New pattern.
1667 (movdi_pic_gotdata_op): Likewise.
1668 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1669 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1671 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1675 attribute to ssemul.
1676 (xop_mulv2div2di3_high): Ditto.
1678 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1681 * c.opt (Wconversion-null): New option.
1682 * doc/invoke.texi (Wconversion-null): Document.
1684 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1686 * common.opt (Wlarger-than-): Add Undocumented.
1688 2010-02-19 Mike Stump <mikestump@comcast.net>
1690 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1692 2010-02-19 Jason Merrill <jason@redhat.com>
1695 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1696 * configure: Likewise.
1698 2010-02-20 Alan Modra <amodra@gmail.com>
1701 * cgraph.h (cgraph_make_decl_local): Declare.
1702 * cgraph.c (cgraph_make_decl_local): New function.
1703 (cgraph_make_node_local): Use it.
1704 * cgraphunit.c (cgraph_function_versioning): Likewise.
1705 * ipa.c (function_and_variable_visibility): Likewise.
1707 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1710 * except.c (sjlj_emit_function_enter): Don't call
1711 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1713 * rtl.h (add_reg_br_prob_note): Remove prototype.
1715 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1718 * c-common.c (conversion_warning): Remove widening conversions
1719 before checking the conversion of integers to reals.
1721 2010-02-19 Mike Stump <mikestump@comcast.net>
1724 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1727 * cgraphunit.c (process_function_and_variable_attributes): Check
1728 DECL_PRESERVE_P instead of looking up attribute "used".
1729 * ipa-pure-const.c (check_decl): Likewise.
1730 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1731 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1732 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1733 instead of attribute "used".
1734 * config/sol2-c.c (solaris_pragma_init): Likewise.
1735 (solaris_pragma_fini): Likewise.
1737 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1739 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1740 Use XCNEW instead of xcalloc.
1741 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1742 XNEW instead of xmalloc.
1743 (get_fields): Use XNEWVEC instead of xmalloc.
1746 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1747 populate vars array.
1748 (create_new_general_access): For debug stmts just reset value.
1749 (get_stmt_accesses): For accesses within debug stmts just record them
1750 using add_access_to_acc_sites instead of preventing the peeling or
1751 counting them as accesses.
1754 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1756 2010-02-19 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/42916
1759 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1762 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1764 * configure.ac: Replace all uses of changequote in macro arguments
1765 with proper quoting.
1767 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1770 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1772 2010-02-19 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/42944
1775 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1776 test for aliasing with errno.
1778 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1781 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1782 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1783 * dojump.c: Include output.h.
1784 (inv): New inline function.
1785 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1786 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1787 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1788 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1789 argument, pass it down to other calls.
1790 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1791 add REG_BR_PROB note to the conditional jump.
1792 * cfgexpand.c (add_reg_br_prob_note): Removed.
1793 (expand_gimple_cond): Don't call it, add the probability
1794 as last argument to jumpif_1/jumpifnot_1.
1795 * Makefile.in (dojump.o): Depend on output.h.
1796 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1798 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1799 * stmt.c (do_jump_if_equal): Likewise.
1800 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1801 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1802 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1804 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1805 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1806 jumpifnot_1 callers.
1807 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1809 (store_expr): Adjust jumpifnot caller.
1810 (store_constructor): Adjust jumpif caller.
1813 * gimplify.c (gimple_boolify): For __builtin_expect call
1814 gimple_boolify also on its first argument.
1816 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1818 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1820 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1821 * configure: Regenerated.
1823 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1825 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1826 lang_hooks.types_compatible_p instead of comptypes.
1828 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1830 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1831 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1832 if __prefer_thumb__ is defined.
1834 2010-02-18 Martin Jambor <mjambor@suse.cz>
1836 PR tree-optimization/43066
1837 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1838 array with zero-sized element type.
1840 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1842 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1843 rtx, allocate struct var_loc_node here and return it to the
1844 caller, and only if it is actually needed.
1845 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1846 move it earlier and return immediately if it returns NULL.
1848 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1850 * config/sparc/gas.h: New file. Restore
1851 TARGET_ASM_NAMED_SECTION to its ELF default.
1852 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1854 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1855 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1856 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1857 after sparc/sysv4.h.
1859 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1861 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1863 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1865 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1866 patterns from predicated pattern.
1868 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1871 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1872 for insn mnemonic suffix.
1874 2010-02-17 Richard Guenther <rguenther@suse.de>
1876 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1879 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1882 * caller-save.c (save_call_clobbered_regs): If BB ends with
1883 a DEBUG_INSN, move any notes in between last real insn and the last
1884 DEBUG_INSN after the last DEBUG_INSN.
1886 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1888 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1889 Fix return type. Fix argument type. Explain meaning of return value.
1891 2010-02-16 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/41043
1894 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1895 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1897 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1899 2010-02-16 Ira Rosen <irar@il.ibm.com>
1901 PR tree-optimization/43074
1902 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1903 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1904 vectorizable cycles in hybrid SLP check.
1905 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1907 2010-02-16 Richard Guenther <rguenther@suse.de>
1909 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1910 (true_dependence): If memrefs_conflict_p computes must-alias
1911 trust it. Move TBAA check after offset-based disambiguation.
1912 (canon_true_dependence): Likewise.
1914 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1916 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1917 * doc/invoke.texi: Document it.
1918 * var-tracking.c: Include toplev.h and params.h.
1919 (vt_find_locations): Return bool indicating success. Compute
1920 hash sizes unconditionally. Check new parameter, report.
1921 (variable_tracking_main_1): Check vt_find_locations results and
1922 retry. Renamed from...
1923 (variable_tracking_main): ... this. New wrapper to preserve
1924 flag_var_tracking_assignments.
1925 * Makefile.in (var-tracking.o): Adjust dependencies.
1927 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1928 Jakub Jelinek <jakub@redhat.com>
1931 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1932 if weak_import attribute is present.
1933 * config/darwin.c (machopic_select_section): Likewise.
1935 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1937 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1938 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1939 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1940 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1942 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1944 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1947 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1948 Rewrite text to refer to the names.
1950 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1952 * config/i386/i386-builtin-types.def
1953 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1954 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1955 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1956 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1957 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1958 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1959 IX86_BUILTIN_VPERMIL2PS256.
1960 (MULTI_ARG_4_DF2_DI_I): Defined.
1961 (MULTI_ARG_4_DF2_DI_I1): Defined.
1962 (MULTI_ARG_4_SF2_SI_I): Defined.
1963 (MULTI_ARG_4_SF2_SI_I1): Defined.
1964 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1965 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1966 __builtin_ia32_vpermil2ps256.
1967 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1968 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1969 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1970 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1971 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1972 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1973 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1974 CODE_FOR_xop_vpermil2v8sf3.
1975 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1976 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1977 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1978 (_mm256_permute2_pd): New.
1979 (_mm_permute2_ps): New.
1980 (_mm256_permute2_ps): New.
1982 2010-02-15 Nick Clifton <nickc@redhat.com>
1984 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1985 boolean parameters. Use emit_jump_insn when emitting a pop
1986 instruction containing a return insn.
1987 (push): Use 'true' rather than '1' as second parameter to F.
1988 (h8300_expand_prologue): Likewise.
1989 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1990 (h8300_expand_epilogue): Likewise.
1992 2010-02-15 Richard Guenther <rguenther@suse.de>
1995 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1998 2010-02-15 Nick Clifton <nickc@redhat.com>
2000 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2003 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2005 * intl.c (fake_ngettext): New function.
2006 * intl.h (fake_ngettext): Declare.
2007 (ngettext): Define macro.
2008 * collect2.c (notice_translated): New function.
2009 (main): Use notice_translated and ngettext.
2010 * collect2.h (notice_translated): Declare.
2012 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2014 * reorg.c (delete_computation): Comment fixes.
2015 * caller-save.c (setup_save_areas): Idem.
2016 * sel-sched-dump.c (dump_lv_set): Idem.
2019 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2021 * config/s390/s390.c (s390_sched_init): New function.
2022 (TARGET_SCHED_INIT): Target hook defined.
2024 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2025 Jack Howarth <howarth@bromo.med.uc.edu>
2026 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2029 Partial revert of unintended change in fix for PR41605.
2030 * config/darwin.h: Fix typo.
2031 * config/darwin9.h: Same.
2033 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2035 * c-pch.c (pch_init): Clear v.
2037 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2040 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2041 graphite_can_represent_init for MULT_EXPR.
2043 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2047 * graphite-sese-to-poly.c (remove_phi): New.
2048 (translate_scalar_reduction_to_array): Call remove_phi.
2050 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2053 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2054 * graphite-clast-to-gimple.h (gloog): Update declaration.
2055 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2056 * graphite-poly.h (struct poly_bb): Add missing comments.
2057 (struct scop): Add poly_scop_p field.
2059 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2060 * graphite.c (graphite_transform_loops): Build the polyhedral
2061 representation for each scop before code generation.
2062 * sese.c (rename_variables_in_operand): Removed.
2063 (rename_variables_in_expr): Return the renamed expression.
2064 (rename_sese_parameters): New.
2065 * sese.h (rename_sese_parameters): Declared.
2067 2010-02-11 Richard Guenther <rguenther@suse.de>
2069 PR tree-optimization/42998
2070 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2071 POINTER_PLUS_EXPR properly.
2073 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2074 Changpeng Fang <changpeng.fang@amd.com>
2077 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2078 the cost of an IV candidate when the IV is used in a test against zero.
2080 * gcc.dg/tree-ssa/ivopts-3.c: New.
2082 2010-02-11 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2086 pointer-vs-decl case by swapping refs. Handle some cases
2087 of pointer-vs-decl disambiguations more conservatively.
2088 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2089 to false after expanding.
2091 2010-02-11 Richard Guenther <rguenther@suse.de>
2094 * gcc.c (process_command): Handle LTO file@offset case more
2097 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2099 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2100 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2102 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2104 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2105 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2106 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2107 Optimize eq/ne comparisons when both arguments are known to be
2109 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2110 Don't mask operands unnecessarily if they are known to be already
2113 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2115 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2118 2010-02-10 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/43017
2121 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2122 for wrapping signed arithmetic.
2124 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2127 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2128 if no debug info should be emitted for it.
2130 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2132 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2133 note when flag_exceptions is set.
2135 2010-02-10 Duncan Sands <baldrick@free.fr>
2137 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2139 2010-02-10 Richard Guenther <rguenther@suse.de>
2142 * tree.c (get_unwidened): Handle constants.
2143 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2145 2010-02-10 Martin Jambor <mjambor@suse.cz>
2148 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2149 check for variable argument counts independently.
2151 2010-02-10 Christian Bruel <christian.bruel@st.com>
2154 * config/sh/sh.c (find_barrier): Increase length for non delayed
2155 conditional branches.
2157 2010-02-10 Christian Bruel <christian.bruel@st.com>
2159 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2161 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2163 * builtins.c (set_builtin_user_assembler_name): Also handle
2164 ffs if int is smaller than word.
2166 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2169 * ira-conflicts.c (get_dup): Remove.
2170 (process_reg_shuffles): Add new parameter. Use it as an
2171 additional guard for copy generation.
2172 (add_insn_allocno_copies): Rewrite.
2174 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2176 * common.opt (fsched2-use-traces): Preserved for backward
2178 * doc/invoke.texi: Remove the documentation about option
2179 -fsched2-use-traces.
2180 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2181 flag_sched2_use_traces.
2182 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2183 the backward compatibility flag section.
2185 2010-02-09 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/43008
2188 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2189 make HEAP variables initialized from global memory if they
2190 are not known builtin functions.
2191 (find_func_aliases): Adjust.
2193 2010-02-09 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/43000
2196 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2197 arithmetic manually.
2199 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2201 PR tree-optimization/42931
2202 * tree-loop-linear.c (try_interchange_loops): Don't call
2203 double_int_mul if estimated_loop_iterations failed.
2205 2010-02-08 Martin Jambor <mjambor@suse.cz>
2208 * tree-sra.c (build_accesses_from_assign): Do not mark in
2209 should_scalarize_away_bitmap if stmt has volatile ops.
2210 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2213 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2215 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2217 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2219 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2222 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2225 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2227 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2230 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2231 to unknown_dependence.
2232 (graphite_legal_transform_dr): Handle the unknown_dependence.
2233 (graphite_carried_dependence_level_k): Same.
2235 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2237 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2239 2010-02-07 Richard Guenther <rguenther@suse.de>
2242 * expr.c (get_inner_reference): Always initialize *pbitsize.
2244 2010-02-07 Richard Guenther <rguenther@suse.de>
2247 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2248 new ARRAY_REFs on variable size element or minimal index arrays.
2250 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2251 gimple_fold_indirect_ref.
2253 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2256 * arm.c (arm_override_options): Just return if the user has specified
2257 an invalid fpu name.
2259 2010-02-03 Jason Merrill <jason@redhat.com>
2262 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2263 i386_pe_maybe_record_exported_symbol.
2265 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2268 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2269 (pa_delegitimize_address): New function.
2271 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2273 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2274 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2276 2010-02-05 Richard Guenther <rguenther@suse.de>
2279 * lto-streamer-in.c (get_resolution): Deal with references
2280 to undefined functions.
2282 2010-02-05 Richard Guenther <rguenther@suse.de>
2284 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2285 (fold_const_aggregate_ref): Likewise.
2286 (ccp_fold_stmt): Substitute loads.
2287 (maybe_fold_reference): Verify types before substituting.
2289 (fold_gimple_assign): Unshare properly.
2290 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2292 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2294 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2295 for rs6000_gen_cell_microcode.
2297 2010-02-04 Richard Guenther <rguenther@suse.de>
2299 PR rtl-optimization/42952
2300 * dse.c (const_or_frame_p): Remove MEM handling.
2302 2010-02-04 Nick Clifton <nickc@redhat.com>
2304 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2305 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2306 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2307 (mn10300_asm_output_mi_thunk): New function.
2308 (mn10300_can_output_mu_thunk): New function.
2309 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2310 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2311 (FUNCTION_ARG): Delete incorrect comment.
2313 2010-02-03 Jason Merrill <jason@redhat.com>
2316 * fold-const.c (operand_equal_p): Handle erroneous types.
2318 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2320 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2322 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2324 PR rtl-optimization/42941
2325 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2328 2010-02-03 Jason Merrill <jason@redhat.com>
2331 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2333 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2336 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2337 (cselib_reset_table): Renamed from...
2338 (cselib_reset_table_with_next_value): ... this.
2339 (cselib_get_next_uid): Renamed from...
2340 (cselib_get_next_unknown_value): ... this.
2341 * cselib.c (next_uid): Renamed from...
2342 (next_unknown_value): ... this.
2343 (cselib_clear_table): Adjust.
2344 (cselib_reset_table): Adjust. Renamed from...
2345 (cselib_reset_table_with_next_value): ... this.
2346 (cselib_get_next_uid): Adjust. Renamed from...
2347 (cselib_get_next_unknown_value): ... this.
2348 (get_value_hash): Use hash.
2349 (cselib_hash_rtx): Likewise.
2350 (new_cselib_val): Adjust. Set and dump uid.
2351 (cselib_lookup_mem): Pass next_uid as hash.
2352 (cselib_subst_to_values): Likewise.
2353 (cselib_log_lookup): Dump uid.
2354 (cselib_lookup): Pass next_uid as hash. Adjust.
2355 (cselib_process_insn): Adjust.
2356 (cselib_init): Initialize next_uid.
2357 (cselib_finish): Adjust.
2358 (dump_cselib_table): Likewise.
2359 * dse.c (canon_address): Dump value uid.
2360 * print-rtl.c (print_rtx): Print value uid.
2361 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2363 (dv_uid): New function, sort of renamed from...
2364 (dv_htab_hash): ... this, reimplemented in terms of it and...
2365 (dv_uid2hash): ... this. New.
2366 (variable_htab_eq): Drop excess assertions.
2367 (tie_break_pointers): Removed.
2368 (canon_value_cmp): Compare uids.
2369 (variable_post_merge_New_vals): Print uids.
2370 (vt_add_function_parameters): Adjust.
2371 (vt_initialize): Reset table. Adjust.
2373 2010-02-03 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/42944
2376 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2377 (call_may_clobber_ref_p_1): Likewise. Properly handle
2378 malloc and calloc clobbering errno.
2380 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2382 * doc/invoke.texi: Fix name of sched1 dump.
2384 * opts.c (decode_options): Set flag_tree_switch_conversion
2385 only conditionally on optimize >= 2.
2387 * gcse.c: Assorted comment fixes in pass description.
2389 2010-02-03 Anthony Green <green@moxielogic.com>
2391 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2392 nop padding in order to maintain alignment of storage location of
2393 target function address.
2394 (moxie_trampoline_init): Store target function address at newly
2396 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2398 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2400 2010-02-03 Richard Guenther <rguenther@suse.de>
2403 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2405 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2407 * config.gcc: Reenable check for obsolete targets.
2408 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2409 mips-sgi-irix6.[0-4]*.
2411 2010-02-02 Nick Clifton <nickc@redhat.com>
2413 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2414 constant size of 4 as being the same as 0.
2415 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2416 can take values in the range 0..4.
2418 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2421 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2422 as _darwin10_Unwind_FindEnclosingFunction().
2423 * libgcc-libsystem.ver: New.
2425 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2428 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2429 implicitly set registers.
2431 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2433 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2434 (arm_override_options): Allow automatic selection of the thread
2435 pointer register if thumb2.
2436 (legitimize_pic_address): Improve code sequences for Thumb2.
2437 (arm_call_tls_get_addr): Likewise.
2438 (legitimize_tls_address): Likewise.
2439 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2440 (pic_load_addr_32bit): ... this. New named pattern.
2441 * thumb2.md (pic_load_addr_thumb2): Delete.
2442 (pic_load_dot_plus_four): Delete.
2443 (tls_load_dot_plus_four): New named pattern.
2445 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2448 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2449 Document fix for TLS bug.
2451 2010-01-31 Richard Guenther <rguenther@suse.de>
2453 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2454 conservatively correct.
2456 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2460 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2462 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2464 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2468 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2470 * config.gcc: Adjust order of makefile fragments for mingw targets.
2472 2010-01-31 Richard Guenther <rguenther@suse.de>
2475 * gimplify.c (gimplify_init_constructor): For volatile LHS
2476 initialize a temporary.
2478 2010-01-31 Matthias Klose <doko@ubuntu.com>
2480 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2482 * configure: Regenerate.
2484 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2487 the same alias set and their sizes different constantness.
2488 (aliasing_component_refs_p): Revert 2009-10-24 change.
2490 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2492 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2495 2010-01-29 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2498 Assert we successfully updated the call.
2500 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2502 PR rtl-optimization/42889
2503 * df.h (df_set_bb_dirty_nonlr): New prototype.
2504 * df-core.c (df_set_bb_dirty_nonlr): New function.
2505 * df-scan.c (df_insn_rescan): Call it instead of
2506 df_set_bb_dirty for DEBUG_INSNs.
2508 2010-01-29 Richard Guenther <rguenther@suse.de>
2511 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2512 quadratic behavior in most cases.
2514 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2517 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2518 in the call to gen_x86_movsicc_0_m1.
2520 2010-01-28 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/42871
2523 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2525 2010-01-28 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2528 into call arguments.
2530 2010-01-28 Richard Guenther <rguenther@suse.de>
2533 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2534 the forwarder if the destination is an EH landing pad.
2536 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2538 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2539 block list passed to gimple_duplicate_sese_tail.
2540 (parallelize_loops): Avoid parallelization when the function
2542 Avoid parallelization when the preheader is IRREDUCIBLE.
2543 Try to optimize when estimated_loop_iterations_int is unresolved.
2544 Add the loop's location to the dump file.
2545 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2546 (gimple_duplicate_sese_tail): Remove the check for the latch.
2547 Redirect nexits to the exit block.
2548 Remove handling of the incoming edges to the latch.
2549 Redirect the backedge from the copied latch to the exit bb.
2551 2010-01-28 Michael Matz <matz@suse.de>
2554 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2555 Wrap force_reg into a sequence, emit it before user.
2557 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2559 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2561 (arm_legacy_rev): Likewise.
2562 (thumb_legacy_rev): Likewise.
2564 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2566 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2567 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2568 on MEM's address failed, try avoid_constant_pool_reference and
2569 recurse if it returned something different.
2570 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2571 address, try avoid_constant_pool_reference and recurse if it
2572 returned something different.
2573 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2574 address and avoid_constant_pool_reference returned something
2575 different, don't set have_address.
2577 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2580 * var-tracking.c (val_store): Add modified argument, obey it.
2582 (count_uses): Move down logging of main.
2583 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2584 don't need resolution.
2585 (emit_notes_in_bb): Likewise.
2587 2010-01-27 Richard Guenther <rguenther@suse.de>
2590 * tree-inline.c (remap_decl): Delay remapping of SSA name
2591 default definitions until we need them.
2593 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2595 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2596 (rs6000_delegitimize_address): New function.
2598 * config/s390/s390.c (s390_delegitimize_address): Call
2599 delegitimize_mem_from_attrs.
2602 * tree-inline.c (cannot_copy_type_1): Removed.
2603 (copy_forbidden): Don't forbid copying of functions containing
2604 records/unions with variable length fields.
2606 2010-01-27 Christian Bruel <christian.bruel@st.com>
2610 * config/sh/sh.c (find_barrier): Increase length for non delayed
2611 conditional branches.
2613 2010-01-27 Matthias Klose <doko@ubuntu.com>
2615 * configure.ac (gnu-unique-object): Fix ldd version check.
2616 * configure: Regenerate.
2618 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2622 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2623 Test for HAVE_GNU_AS value.
2625 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2627 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2628 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2629 INT64_TYPE): Define.
2630 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2631 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2632 INT_LEAST64_TYPE): Define.
2633 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2634 UINT_LEAST64_TYPE): Define.
2635 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2636 INT_FAST64_TYPE): Define.
2637 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2638 UINT_FAST64_TYPE): Define.
2639 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2640 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2641 (SIG_ATOMIC_TYPE): Define.
2643 2010-01-26 Richard Guenther <rguenther@suse.de>
2645 * df-scan.c (df_scan_set_bb_info): Remove assert.
2646 (df_insn_rescan_debug_internal): Merge asserts.
2647 (df_install_ref): Likewise.
2648 (df_mark_reg): Use bitmap_set_range.
2649 (df_hard_reg_used_p): Remove assert.
2650 (df_hard_reg_used_count): Likewise.
2652 2010-01-26 Richard Guenther <rguenther@suse.de>
2654 PR rtl-optimization/42685
2655 * web.c (web_main): Ignore DEBUG_INSNs.
2657 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2659 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2661 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2662 Fix types of fndecl and arglist parameters.
2664 2010-01-26 Richard Guenther <rguenther@suse.de>
2667 * tree-eh.c (unsplit_eh): Skip debug insns.
2669 2010-01-26 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/42250
2672 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2674 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2677 * omp-low.c (expand_omp_sections): Only use single_pred if
2678 l2_bb is single_pred_p.
2680 2010-01-25 Christian Bruel <christian.bruel@st.com>
2683 * config/sh/sh.c (find_barrier): Increase length for non delayed
2684 conditional branches.
2685 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2687 2010-01-24 David S. Miller <davem@davemloft.net>
2689 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2690 define if not using GAS.
2691 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2692 Likewise. Delete SECTION_MERGE code, which is only applicable
2695 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2698 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2699 mangling of va_list in system headers.
2701 2010-01-23 Toon Moene <toon@moene.org>
2703 * tree-predcom.c (combine_chains): Return NULL, not false.
2705 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2707 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2708 initialization of variable res to agree with return type.
2710 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2712 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2713 * tree-sra.c: Add include of expr.h.
2715 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2717 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2718 insert the debug stmt on the single non-EH edge from the stmt.
2720 2010-01-22 Richard Henderson <rth@redhat.com>
2723 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2724 the RHS until after generate_subtree_copies has insertted its
2725 code before the current statement.
2727 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2729 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2731 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2733 2010-01-21 Martin Jambor <mjambor@suse.cz>
2735 PR tree-optimization/42585
2736 * tree-sra.c (struct access): New field grp_total_scalarization.
2737 (dump_access): Dump the new field.
2738 (should_scalarize_away_bitmap): New variable.
2739 (cannot_scalarize_away_bitmap): Likewise.
2740 (sra_initialize): Allocate new bitmaps.
2741 (sra_deinitialize): Free new bitmaps.
2742 (create_access_1): New function.
2743 (create_access): Parts moved to create_access_1.
2744 (type_consists_of_records_p): New function.
2745 (completely_scalarize_record): Likewise.
2746 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2747 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2748 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2750 (analyze_all_variable_accesses): Completely scalarize small eligible
2753 2010-01-21 Martin Jambor <mjambor@suse.cz>
2755 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2757 2010-01-21 Andrew Haley <aph@redhat.com>
2759 * gcc.c (process_command): Move lang_specific_driver before
2760 setting cc_libexec_prefix.
2762 2010-01-21 Richard Guenther <rguenther@suse.de>
2765 * fold-const.c (negate_expr_p): Pretend only negative
2766 real constants are easily negatable.
2768 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2769 Jason Merrill <jason@redhat.com>
2771 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2772 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2773 * calls.c (initialize argument_information): Handle it.
2774 * c-common.c (handle_transparent_union_attribute): Use new name.
2775 * c-decl.c (finish_struct): Ditto.
2776 * c-typeck.c (type_lists_compatible_p): Ditto.
2777 (convert_for_assignment): Use new name and also handle record.
2778 * function.c (aggregate_value_p): Handle it.
2779 (pass_by_reference): Ditto.
2780 (assign_parm_data_types): Ditto.
2781 * print-tree.c (print_node): Ditto.
2782 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2783 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2784 * tree.c (first_field): New fn.
2786 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2789 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2790 even when linking statically, for now.
2792 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2795 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2796 without a cselib val.
2797 (count_uses): Accept MO_VAL_SET with no val on stores.
2798 (add_stores): Likewise.
2800 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2802 * var-tracking.c (check_value_val): Add a compile time assertion.
2803 (dv_is_decl_p): Simplify.
2804 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2805 gcc_assert if ENABLE_CHECKING.
2807 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2810 * var-tracking.c: Include tree-flow.h.
2811 (mem_dies_at_call): New.
2812 (dataflow_set_preserve_mem_locs): Use it.
2813 (dataflow_set_remove_mem_locs): Likewise.
2814 (dump_var): Renamed from dump_variable. Adjust all callers.
2815 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2816 * Makefile.in (var-tracking.o): Adjust deps.
2818 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2820 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2822 2010-01-20 Richard Guenther <rguenther@suse.de>
2824 PR tree-optimization/42717
2825 * tree-ssa-dce.c (get_live_post_dom): Remove.
2826 (forward_edge_to_pdom): Take an arbitrary edge to copy
2827 degenerate PHI args from.
2828 (remove_dead_stmt): Use the first post-dominator even if it
2829 does not contain live statements as redirection destination.
2831 2010-01-20 Richard Guenther <rguenther@suse.de>
2833 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2835 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2837 * sel-sched.c (create_speculation_check): Remove set but not used
2839 (try_transformation_cache): Remove set but not used variable ds.
2840 (calculate_privileged_insns): Remove set but not used variables
2841 cur_insn and min_spec_insn.
2842 (find_best_expr): Remove set but not used variable avail_n.
2843 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2845 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2847 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2848 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2851 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2854 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2855 cpu types. Add support for *-sse3 cpu types.
2856 (x86_64-*-*): Ditto.
2858 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2861 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2862 argument, call initializer_constant_valid_p_1 instead of
2863 initializer_constant_valid_p, pass CACHE to it, return NULL
2864 immediately if first call returns NULL.
2865 (initializer_constant_valid_p_1): New function.
2866 (initializer_constant_valid_p): Use it.
2868 2010-01-20 Thomas Quinot <quinot@adacore.com>
2870 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2872 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2874 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2875 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2876 (loc_list_from_tree): Don't handle unsigned division. Handle
2877 signed modulo using DW_OP_{over,over,div,mul,minus}.
2878 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2879 modulo instead of signed.
2881 2010-01-20 DJ Delorie <dj@redhat.com>
2883 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2885 (h8300_emit_stack_adjustment): Propogate it.
2887 (h8300_expand_prologue): Likewise.
2888 (h8300_expand_epilogue): Likewise.
2890 2010-01-19 Michael Matz <matz@suse.de>
2892 PR tree-optimization/41783
2893 * tree-data-ref.c (toplevel): Include flags.h.
2894 (dump_data_dependence_relation): Also dump the inputs if the
2895 result will be unknown.
2896 (split_constant_offset_1): Look through some conversions.
2897 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2898 the offset from last element is too large.
2899 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2900 (reassociate_to_the_same_stmt): Handle vector registers.
2901 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2903 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2904 wide_prolog_niters argument, emit widening instructions.
2905 (vect_do_peeling_for_alignment): Adjust caller, use widened
2906 variant of the iteration cound.
2907 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2909 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2912 * config/arm/neon-testgen.m (emit_automatics): New parameter
2913 features. Adjust for Fixed_return_reg feature.
2914 (test_intrinsic): Call emit_automatics with new feature.
2915 * config/arm/neon.ml: Update copyright years.
2916 (features): New Fixed_return_reg feature.
2917 (ops): Update feature for Vget_low.
2919 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2921 PR tree-optimization/42719
2922 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2926 * fwprop.c (all_uses_available_at): Return false if def_set dest
2927 is a REG that is used in def_insn.
2929 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2931 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2933 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2936 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2938 * target.h (struct gcc_target) <secondary_reload>: Change type
2939 of last argument to secondary_reload_info *.
2941 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2944 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2945 memory references with unaligned offsets. Remove CQImode handling.
2946 (unaligned_memory_operand): Return 1 for memory references with
2947 unaligned offsets. Remove CQImode handling.
2949 2010-01-18 Richard Guenther <rguenther@suse.de>
2952 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2955 2010-01-18 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/42781
2958 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2959 restrict processing only if the original variable was artificial.
2961 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2963 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2964 find number of popped argument bytes.
2966 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2967 Fix the text that describes the return value for invalid insns.
2969 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2971 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2972 Clarify what 'cost of the -dependence' is. Fix quoting.
2974 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2975 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2977 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2979 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2980 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2982 2010-01-17 Richard Guenther <rguenther@suse.de>
2985 * function.c (split_complex_args): Take a VEC to modify.
2986 (assign_parms_augmented_arg_list): Build a VEC instead of
2987 a chain of PARM_DECLs.
2988 (assign_parms_unsplit_complex): Take a VEC of arguments.
2989 Do not fixup unmodified parms.
2990 (assign_parms): Deal with the VEC.
2991 (gimplify_parameters): Likewise.
2993 2010-01-17 Richard Guenther <rguenther@suse.de>
2995 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2996 node existence check.
2997 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2998 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2999 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3000 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3001 (gimple_execute_on_growing_pred): Likewise.
3003 2010-01-17 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/42773
3006 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3007 (compute_antic_aux): Likewise.
3008 (compute_partial_antic_aux): Likewise.
3010 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3013 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3016 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3018 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3021 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3022 Fix markup for strict argument.
3024 (TARGET_SCHED_REORDER2): Fix argument types.
3026 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3027 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3029 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3030 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3032 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3035 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3036 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3037 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3038 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3039 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3041 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3043 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3045 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3046 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3048 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3050 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3053 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3055 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3056 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3058 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3060 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3062 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3063 referring to it. Fix language.
3065 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3067 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3069 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3071 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3073 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3074 '@var{stream}. Remove stray 'and'.
3076 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3078 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3080 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3082 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3083 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3085 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3086 Fix description of return value.
3087 Rename argument "sz" to "len."
3089 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3090 Clarify meaning of 'true' return value.
3092 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3094 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3095 rep_mode versus mode_rep.
3097 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3099 (TARGET_BUILTIN_DECL): Fix name.
3101 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3103 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3105 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3107 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3109 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3111 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3114 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3115 Rename argument tm_fn to md_fn.
3117 (TARGET_OPTION_PRINT): Fix argument list.
3119 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3122 * config/i386/i386.c (ix86_fixup_binary_operands):
3123 Revert FMA4 fixup of operands.
3125 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3128 * Makefile.in (write_entries_to_file, install-plugin):
3129 Use \012 instead of \n with tr.
3131 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3133 * configure.ac (HAVE_AS_REF): New C macro.
3134 * configure: Regenerate.
3135 * config.in: Likewise.
3136 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3138 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3141 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3143 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3145 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3147 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3149 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3151 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3153 (TARGET_BINDS_LOCAL_P): Fix argument type.
3155 (TARGET_ASM_FILE_END): Use prototype.
3157 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3159 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3161 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3163 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3165 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3166 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3168 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3169 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3171 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3172 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3173 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3174 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3176 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3178 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3180 (TARGET_INIT_BUILTINS): Use prototype.
3182 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3183 Put 'const char *' in braces. Fix parameter types.
3184 (TARGET_INVALID_CONVERSION): Fix parameter types.
3185 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3186 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3188 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3191 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3193 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3195 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3197 * doc/tm.texi (TARGET_HELP): Fix return type.
3199 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3200 in braces. Fix argument types.
3202 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3204 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3206 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3208 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3209 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3211 (TARGET_MANGLE_TYPE): Fix argument types.
3213 (TARGET_IRA_COVER_CLASSES): Use prototype.
3215 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3217 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3219 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3221 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3223 (TARGET_CALLEE_COPIES): Fix argument types.
3225 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3227 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3229 (TARGET_FUNCTION_VALUE): Fix argument types.
3231 (TARGET_RETURN_IN_MSB): Fix argument type.
3233 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3235 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3237 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3239 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3240 agree with return type.
3242 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3244 2010-01-15 Jing Yu <jingyu@google.com>
3246 PR rtl-optimization/42691
3247 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3248 a pseudo to a constant and are merged, and adjust comments.
3250 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3252 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3254 2010-01-15 Richard Guenther <rguenther@suse.de>
3257 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3258 labels of computed or non-local gotos to the destination.
3259 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3260 landing pad label is the first label.
3262 2010-01-15 Richard Guenther <rguenther@suse.de>
3264 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3266 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3269 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3270 to allow generation of the xssqrtdp instruction on power7.
3271 (sqrtdf2_fpr): Ditto.
3273 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3276 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3277 functions with noreturn attribute.
3280 * varasm.c (declare_weak): Add weak attribute to decl if it
3281 doesn't have one already.
3282 (assemble_external): Only add decls to weak_decls if they also
3283 have weak attribute.
3285 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3287 * var-tracking.c (var_reg_delete): Don't delete the association
3288 between REGs and values or one-part variables if the register
3291 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3294 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3295 because its first operand is a non-localized variable.
3297 2010-01-14 Martin Jambor <mjambor@suse.cz>
3299 PR tree-optimization/42706
3300 * tree-sra.c (encountered_recursive_call): New variable.
3301 (encountered_unchangable_recursive_call): Likewise.
3302 (sra_initialize): Initialize both new variables.
3303 (callsite_has_enough_arguments_p): New function.
3304 (scan_function): Call decl and flags check only for IPA-SRA, check
3305 whether there is a recursive call and whether it has enough arguments.
3306 (all_callers_have_enough_arguments_p): New function.
3307 (convert_callers): Look for recursive calls only when
3308 encountered_recursive_call is set.
3309 (ipa_early_sra): Bail out either if
3310 !all_callers_have_enough_arguments_p or
3311 encountered_unchangable_recursive_call.
3313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3315 * sel-sched.c: Add 2010 to copyright years.
3316 * sel-sched-ir.c: Likewise.
3317 * sel-sched-ir.h: Likewise.
3319 2010-01-14 Martin Jambor <mjambor@suse.cz>
3321 PR tree-optimization/42714
3322 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3323 constructors specially.
3325 2010-01-14 Andi Kleen <ak@linux.intel.com>
3327 * config/i386/drivers-i386.c (detect_caches_intel):
3328 Add l2sizekb parameter and fill in.
3329 (host_detect_local_cpu): Add l2sizekb, fill in.
3330 Add Atom small cache heuristic.
3332 2010-01-14 Andi Kleen <ak@linux.intel.com>
3334 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3335 Add level3 parameter and fill in.
3336 (detect_caches_intel): Handle level3 cache.
3338 2010-01-14 Andi Kleen <ak@linux.intel.com>
3340 * config/i386/drivers-i386.c (host_detect_local_cpu):
3341 Fix core duo detection.
3343 2010-01-14 Andi Kleen <ak@linux.intel.com>
3345 * config/i386/drivers-i386.c (host_detect_local_cpu):
3348 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3350 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3351 (rs6000_variable_issue_1): this. Use...
3352 (rs6000_variable_issue): here. Reimplement. Print debug info.
3354 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3356 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3357 sel_restore_notes. Update all callers. Call reemit_notes
3360 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3362 PR rtl-optimization/42246
3363 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3366 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3368 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3369 all successors is the same as number of successors in current region.
3371 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3373 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3374 to rename is not separable. Otherwise check that its LHS is not NULL.
3376 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3378 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3380 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3382 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3383 available registers when failed to discover LHS register class.
3384 Fix indentation. Update comment.
3386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3387 Alexander Monakov <amonakov@ispras.ru>
3389 PR rtl-optimization/42389
3390 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3392 (advance_state_on_fence): Likewise.
3393 (sel_target_adjust_priority): Print debug output only when
3394 sched_verbose >= 4, not 2.
3395 (get_expr_cost): Do not issue all unique insns on the next cycle.
3396 (fill_insns): Initialize can_issue_more from the value saved
3398 * sel-sched-ir.c (flist_add): New parameter issue_more.
3399 Init FENCE_ISSUE_MORE with it.
3400 (merge_fences): Likewise.
3401 (init_fences): Update call to flist_add.
3402 (add_to_fences, add_clean_fence_to_fences)
3403 (add_dirty_fence_to_fences): Likewise.
3404 (move_fence_to_fences): Update call to merge_fences.
3405 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3407 * sel-sched-ir.h (struct _fence): New field issue_more.
3408 (FENCE_ISSUE_MORE): New accessor macro.
3410 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3412 PR rtl-optimization/42388
3413 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3414 that have no predecessors nor successors. Do not call move_bb_info
3415 for empty blocks outside of current region.
3417 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3419 PR rtl-optimization/42294
3420 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3421 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3422 originators' originators.
3424 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3426 PR rtl-optimization/39453
3427 PR rtl-optimization/42246
3428 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3430 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3432 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3433 Alexander Monakov <amonakov@ispras.ru>
3436 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3437 (maybe_tidy_empty_bb): ... here. Make static. Add new
3438 argument. Update all callers.
3439 (tidy_control_flow): ... and here. Recompute topological order
3440 of basic blocks in region if necessary.
3441 (sel_redirect_edge_and_branch): Change return type. Return true
3442 if topological order might have been invalidated.
3443 (purge_empty_blocks): Export and move from...
3444 * sel-sched.c (purge_empty_blocks): ... here.
3445 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3446 (maybe_tidy_empty_bb): Delete prototype.
3447 (purge_empty_blocks): Declare.
3449 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3451 PR rtl-optimization/42249
3452 * sel-sched.c (try_replace_dest_reg): When chosen register
3453 and original register is the same, do not bail out early, but
3454 still check all original insns for validity of replacing destination
3455 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3458 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3461 Port from no-undefined-overflow branch:
3462 2009-03-09 Richard Guenther <rguenther@suse.de>
3464 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3466 2010-01-14 Richard Guenther <rguenther@suse.de>
3469 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3471 2010-01-14 Ira Rosen <irar@il.ibm.com>
3473 PR tree-optimization/42709
3474 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3475 as scalar type in creation of constant vector operand.
3477 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3480 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3481 (check-parallel-%): Match `testsuite' directory component only
3484 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3486 PR translation/39521
3487 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3490 2010-01-13 Richard Guenther <rguenther@suse.de>
3492 PR tree-optimization/42730
3493 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3496 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3499 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3500 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3503 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3505 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3506 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3507 ___umulsi3_highpart.
3509 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3510 rather than schedule_insns if the pass is enabled.
3512 2010-01-13 Martin Jambor <mjambor@suse.cz>
3514 PR tree-optimization/42704
3515 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3518 2010-01-13 Martin Jambor <mjambor@suse.cz>
3520 PR tree-optimization/42703
3521 * tree-sra.c (analyze_access_subtree): Check that we can build a
3522 reference to the original data within the aggregate.
3524 2010-01-13 Richard Guenther <rguenther@suse.de>
3526 PR tree-optimization/42705
3527 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3529 2010-01-13 Richard Guenther <rguenther@suse.de>
3532 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3534 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3537 * var-tracking.c (values_to_unmark): New variable.
3538 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3539 values_to_unmark vector. Moved body to...
3540 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3541 instead queue it into values_to_unmark vector.
3542 (vt_find_locations): Free values_to_unmark vector.
3544 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3546 * config/s390/s390.c (override_options): Set
3547 default of max-pending-list-length to 256
3549 2010-01-13 Richard Guenther <rguenther@suse.de>
3552 * tree-pass.h (PROP_gimple_lcx): New.
3553 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3554 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3555 before the final cleanup_eh.
3556 (dump_properties): Dump PROP_gimple_lcx.
3557 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3558 (tree_lower_complex_O0): Remove.
3559 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3560 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3561 tree_lower_complex, schedule TODO_update_ssa.
3562 * lto-streamer-out.c (output_function): Stream the functions
3564 * lto-streamer-in.c (input_function): Likewise.
3565 (lto_read_body): Do not override them here.
3567 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3570 * c-typeck.c (build_c_cast): Fold value cast to union type before
3571 wrapping it in a CONSTRUCTOR.
3573 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3575 PR rtl-optimization/42699
3576 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3579 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3581 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3582 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3583 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3584 SUBTARGET_WARN_UNUSED_SPEC): ... here
3585 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3587 2010-01-12 Julian Brown <julian@codesourcery.com>
3589 * config/arm/neon-schedgen.ml (Utils): Don't try to
3590 open missing module.
3591 (find_with_result): New.
3593 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3596 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3597 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3599 PR tree-optimization/42645
3600 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3601 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3602 decl_map, set processing_debug_stmt to -1 and return name without
3605 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3607 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3608 binutils version, and reword target configuration description.
3610 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3612 * config/avr/avr.h (LINKER_NAME): Remove.
3614 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3617 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3618 that support VSX, warn for -mno-altivec if vsx is not disabled,
3621 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3622 Shujing Zhao <pearly.zhao@oracle.com>
3624 PR translation/42469
3625 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3626 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3627 character between option name and help text.
3628 * c.opt (imultilib): Likewise.
3630 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3632 * lto-streamer-out.c (output_unreferenced_globals): Output static
3635 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3637 PR rtl-optimization/42621
3638 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3639 optimizing for size.
3640 (duplicate_computed_gotos): Remove now-redundant check.
3642 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3645 * configure.ac: Save and restore LDFLAGS and LIBS
3646 * configure: Regenerate.
3648 2010-01-10 Richard Guenther <rguenther@suse.de>
3651 * builtins.c (fold_builtin_strlen): Add type argument and
3652 convert the resulting length to it.
3653 (fold_builtin_1): Adjust.
3655 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3657 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3658 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3660 (num_insns_constant_wide): Adjust for that change.
3662 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3665 * web.c (union_defs): Add used argument, to combine uses of
3667 (entry_register): Adjust type and tests of used argument.
3668 (web_main): Widen used for new use. Pass it to union_defs.
3669 * df.h (union_defs): Adjust prototype.
3671 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3674 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3675 uses in new incoming argument. Free body.
3676 (reset_debug_uses_in_loop): New.
3677 (analyze_insn_to_expand_var): Call the latter if the former found
3678 anything. Fix whitespace. Reject invalid dest overlaps before
3679 going through all insns in the loop.
3681 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3684 * haifa-sched.c (dying_use_p): Debug insns don't count.
3686 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3689 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3690 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3691 (verify_gimple_call): Reject LHS in noreturn calls.
3693 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3697 * tree-vect-loop-manip.c (adjust_info): New type.
3698 (adjust_vec): New pointer to vector.
3699 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3700 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3701 (slpeel_update_phis_for_duplicate_loop): Use them.
3702 (slpeel_update_phi_nodes_for_guard1): Likewise.
3703 (slpeel_update_phi_nodes_for_guard2): Likewise.
3704 (slpeel_tree_peel_loop_to_edge): Likewise.
3705 (vect_update_ivs_after_vectorizer): Likewise.
3707 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3709 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3710 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3712 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3714 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3715 bogus uninitialized warning.
3717 2010-01-09 Richard Guenther <rguenther@suse.de>
3720 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3721 the evolution is compatible with the initial condition.
3723 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3725 * gcc.c (process_command): Update copyright notice dates.
3726 * gcov.c (print_version): Likewise.
3727 * gcov-dump.c (print_version): Likewise.
3728 * mips-tfile.c (main): Likewise.
3729 * mips-tdump.c (main): Likewise.
3731 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3734 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3736 (rotlhi3_8): Delete.
3738 (rotlsi3_8): Delete.
3739 (rotlsi3_16): Delete.
3740 (rotlsi3_24): Delete.
3742 (*rotw<mode>3): New.
3743 (*rotb<mode>3): New.
3744 * config/avr/avr.c (avr_rotate_bytes): New function.
3745 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3747 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3750 * configure.ac: Modify -rdynamic check.
3751 * configure: Regenerate.
3753 2010-01-08 DJ Delorie <dj@redhat.com>
3755 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3756 register popping order.
3758 2010-01-08 Richard Guenther <rguenther@suse.de>
3761 * c.opt (fsigned-char): Also let LTO handle this option.
3762 (funsigned-char): Likewise.
3764 2010-01-07 Richard Guenther <rguenther@suse.de>
3766 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3767 (gimple_op): Likewise.
3768 (gimple_op_ptr): Likewise.
3769 (gimple_assign_set_lhs): Remove gcc_assert.
3770 (gimple_assign_set_rhs1): Likewise.
3771 (gimple_assign_set_rhs2): Likewise.
3772 (gimple_call_set_lhs): Likewise.
3773 (gimple_call_set_fn): Likewise.
3774 (gimple_call_set_fndecl): Likewise.
3775 (gimple_call_fndecl): Likewise.
3776 (gimple_call_return_type): Likewise.
3777 (gimple_call_set_chain): Likewise.
3778 (gimple_call_num_args): Likewise.
3779 (gimple_call_set_arg): Likewise.
3780 (gimple_cond_set_code): Likewise.
3781 (gimple_cond_set_lhs): Likewise.
3782 (gimple_cond_set_rhs): Likewise.
3783 (gimple_cond_set_true_label): Likewise.
3784 (gimple_cond_set_false_label): Likewise.
3785 (gimple_label_set_label): Likewise.
3786 (gimple_goto_set_dest): Likewise.
3787 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3788 (gimple_debug_bind_get_value): Likewise.
3789 (gimple_debug_bind_get_value_ptr): Likewise.
3790 (gimple_debug_bind_set_var): Likewise.
3791 (gimple_debug_bind_set_value): Likewise.
3792 (gimple_debug_bind_reset_value): Likewise.
3793 (gimple_debug_bind_has_value_p): Likewise.
3794 (gimple_return_retval_ptr): Remove gcc_assert.
3795 (gimple_return_retval): Likewise.
3796 (gimple_return_set_retval): Likewise.
3797 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3798 (safe_referenced_var_iterator): Remove.
3799 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3800 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3801 (fill_referenced_var_vec): Remove.
3802 (first_readonly_imm_use): Remove redundant gcc_assert.
3803 (phi_arg_index_from_use): Combine gcc_asserts.
3804 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3805 (first_imm_use_stmt): Remove redundant gcc_assert.
3806 * tree-cfg.c (verify_gimple_call): Verify function and chain
3807 operands. Verify arguments.
3808 (verify_types_in_gimple_stmt): Verify condition code and labels.
3810 2010-01-07 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/42641
3813 * sese.c (rename_map_elt_info): Use the SSA name version, do
3816 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3818 PR tree-optimization/42625
3819 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3820 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3822 2010-01-07 Duncan Sands <baldrick@free.fr>
3824 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3826 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3829 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3830 note itself is not function_invariant_p.
3832 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3834 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3835 Do not add the DF_NOTE problem.
3836 * store-motion.c (execute_rtl_store_motion): Likewise.
3838 2010-01-07 Martin Jambor <mjambor@suse.cz>
3840 PR tree-optimization/42157
3841 * tree-sra.c (compare_access_positions): Stabilize sort if both
3842 accesses have integer types, return zero immediately if they are the
3845 2010-01-06 Richard Henderson <rth@redhat.com>
3848 * haifa-sched.c (add_to_note_list): Merge into ...
3849 (concat_note_lists): ... here, and ...
3850 (unlink_other_notes, rm_other_notes): Merge into...
3851 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3852 NOTE_INSN_EPILOGUE_BEG.
3854 2010-01-06 Richard Guenther <rguenther@suse.de>
3856 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3857 not inline regular functions into always-inline functions.
3859 2010-01-06 Nick Clifton <nickc@redhat.com>
3861 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3862 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3864 (OVERRIDE_OPTIONS): Delete.
3865 (OPTIMIZATION_OPTIONS): Define.
3866 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3867 * config/rx/rx.c (rx_handle_option): Issue an error message if
3868 -mcpu=rx200 and -fpu are used together.
3869 (rx_set_optimization_options): New function. Issue an error
3870 message if an optimization attribute attempts to reset the FPU/
3871 math optimization pairing.
3872 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3873 * config/rx/rx.opt: Set the default to 32-bit doubles.
3874 * config/rx/t-rx: Add multilibs for -nofpu option.
3875 * doc/invoke.texi: Update documentation of RX options.
3877 2010-01-06 Richard Guenther <rguenther@suse.de>
3879 * tree-ssa-pre.c (name_to_id): New global.
3880 (alloc_expression_id): Simplify SSA name handling.
3881 (lookup_expression_id): Likewise.
3882 (init_pre): Zero name_to_id.
3883 (fini_pre): Free it.
3885 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3887 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3889 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3892 * config/i386/sse.md (smaxv2di3): New.
3893 (umaxv2di3): Likewise.
3894 (sminv2di3): Likewise.
3895 (uminv2di3): Likewise.
3897 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3900 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3901 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3902 (legitimize_tls_address): Likewise.
3903 (sparc_tls_referenced_p): Likewise.
3904 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3905 and adjust calls to legitimize_pic_address.
3906 (legitimate_constant_p) Use sparc_tls_referenced_p.
3907 (legitimate_pic_operand_p): Likewise.
3908 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3909 (sparc_tls_symbol_ref_1): Delete.
3910 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3911 (legitimize_tls_address): Make static, handle CONST patterns.
3912 (legitimize_pic_address): Make static, remove unused parameter and
3913 adjust recursive calls.
3914 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3915 and adjust call to legitimize_pic_address.
3916 (sparc_output_mi_thunk): Likewise.
3918 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3919 H.J. Lu <hongjiu.lu@intel.com>
3922 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3923 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3924 operands to make them signed.
3927 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3930 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3931 GTU to GT for V4SI and V2DI.
3933 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3934 (umin<mode>3): Removed.
3936 (uminv4si3): Likewise.
3938 2010-01-05 Martin Jambor <mjambor@suse.cz>
3940 PR tree-optimization/42462
3941 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3942 current_function_decl to helper functions and macros.
3944 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3947 * flags.h: Don't include real.h.
3948 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3949 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3950 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3951 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3952 * dominance.c: Update copyright.
3953 * gimple.c (walk_gimple_op): Remove inline.
3954 * tree-ssa-reassoc.c: Include real.h.
3955 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3956 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3958 2010-01-05 Nick Clifton <nickc@redhat.com>
3960 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3961 register to push into the stack frame when the accumulator has to
3962 be saved during interrupts.
3964 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3966 * doc/invoke.texi: Remove the documentation about option
3968 * common.opt (Wunreachable-code): Preserved for backward
3970 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3971 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3972 the backward compatibility flag section.
3974 2010-01-05 Richard Guenther <rguenther@suse.de>
3976 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3978 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3981 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3983 PR tree-optimization/42508
3984 * tree-sra.c (convert_callers): Check for recursive call
3985 by comparing cgraph nodes instead of decls.
3986 (modify_function): Call ipa_modify_formal_parameters also
3987 on all same_body aliases.
3989 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3990 cgraph nodes when checking for same_body aliases.
3992 2010-01-05 Richard Guenther <rguenther@suse.de>
3994 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3995 allocation and lookup.
3996 (get_or_alloc_expr_for_constant): Likewise.
3997 (phi_translate): Sink allocation.
3999 2010-01-04 Richard Guenther <rguenther@suse.de>
4001 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4002 a new entry only if needed.
4003 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4004 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4006 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4008 (phi_translate): Handle CONSTANTs early.
4010 2010-01-04 Martin Jambor <mjambor@suse.cz>
4012 PR tree-optimization/42398
4013 * tree-sra.c (struct access): Removed flag grp_different_types.
4014 (dump_access): Do not dump the removed flag.
4015 (sort_and_splice_var_accesses): Do not set the removed flag.
4016 (sra_modify_expr): Check for type compatibility directly.
4018 2010-01-04 Martin Jambor <mjambor@suse.cz>
4020 PR tree-optimization/42366
4021 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4022 edges with variable number of parameters.
4023 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4024 flag instead of asserting it.
4025 (ipa_read_node_info): Read uses_analysis_done flag.
4027 2010-01-04 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4030 iterative_hash_* as intended.
4031 (vn_reference_compute_hash): Likewise. Simplify hashing
4033 (vn_reference_lookup_2): Likewise.
4034 (vn_nary_op_compute_hash): Likewise.
4035 (vn_phi_compute_hash): Likewise.
4036 (expressions_equal_p): Remove strange code.
4037 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4038 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4039 (bitmap_insert_into_set_1): Take value-id as parameter.
4040 (add_to_value): Pass it.
4041 (bitmap_insert_into_set): Likewise.
4042 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4044 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4047 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4048 (do_self_spec): For switches with SWITCH_IGNORE set set also
4049 SWITCH_IGNORE_PERMANENTLY.
4050 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4053 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4055 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4056 tree of an unreferenced global var.
4058 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4061 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4062 GTU to GT for V4SI and V2DI.
4064 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4065 (umin<mode>3): Removed.
4067 (uminv4si3): Likewise.
4069 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4072 * collect2.c (main): Turn on trace in collect2 if -v is passed
4075 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4077 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4078 description of expression operand.
4080 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4082 * configure.ac: Add install-html to target_list for Make-hooks.
4083 * configure: Regenerate.
4084 * fortran/Make-lang.in (F95_HTMLFILES): New.
4085 (fortran.html): Use it.
4086 (fortran.install-html): New.
4087 * Makefile.in (install-html): Add lang.install-html.
4088 * java/Make-lang.in (JAVA_HTMLFILES): New.
4089 (java.html): Use it.
4090 (java.install-html): New.
4091 * objc/Make-lang.in (objc.install-html): New.
4092 * objcp/Make-lang.in (obj-c++.install-html): New.
4093 * cp/Make-lang.in (c++.install-html): New.
4094 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4095 * lto/Make-lang.in (lto.install-html): New.
4097 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4100 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4102 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4104 PR rtl-optimization/41862
4105 * store-motion.c (store_killed_in_insn, compute_store_table,
4106 remove_reachable_equiv_notes, replace_store_insn,
4107 build_store_vectors): Ignore all DEBUG_INSNs.
4109 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4112 * common.opt: Add dumpdir.
4114 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4116 (option_map): Add --dumpdir.
4118 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4120 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4122 * opts.c (decode_options): Try dump_dir_name first if
4123 dump_base_name isn't an absolute path.
4124 (common_handle_option): Handle OPT_dumpdir.
4126 * toplev.c (dump_dir_name): New.
4127 (print_switch_values): Also ignore -dumpdir.
4129 * toplev.h (dump_dir_name): New.
4131 2010-01-03 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/42589
4134 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4135 double-word expansion of bswap32.
4137 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4139 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4140 with BLOCK_FOR_INSN.
4141 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4142 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4143 noce_process_if_block): Likewise.
4144 * gcse.c (compute_local_properties, insert_expr_in_table,
4145 insert_set_in_table, canon_list_insert, find_avail_set,
4146 pre_insert_copy_insn): Likewise.
4148 * basic-block.h (BLOCK_NUM): Move from here...
4149 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4151 2010-01-03 Richard Guenther <rguenther@suse.de>
4153 PR tree-optimization/42438
4154 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4155 contains_may_not_return_call flag.
4156 (BB_MAY_NOTRETURN): New.
4157 (valid_in_sets): Trapping nary operations are not valid
4158 in blocks that may not return.
4159 (insert_into_preds_of_block): Remove check for trapping expressions.
4160 (compute_avail): Compute also BB_MAY_NOTRETURN.
4162 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4164 * doc/invoke.texi: Add 2010 to copyright years.
4166 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4168 * config/sparc/sparc.c: Fix formatting nits.
4170 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4171 Alexander Monakov <amonakov@ispras.ru>
4173 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4175 2010-01-02 Richard Guenther <rguenther@suse.de>
4178 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4179 (simplify_switch_using_ranges): Mark to be removed edges
4182 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4184 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4186 * collect2.c (scan_libraries): Add missing argument in call to
4189 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4192 * config/alpha/predicates.md (aligned_memory_operand): Return false
4194 (unaligned_memory_operand): Return true for CQImode.
4195 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4196 doesn not cross aligned SImode word boundary.
4198 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4200 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4202 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4203 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4205 2010-01-02 Richard Guenther <rguenther@suse.de>
4208 * toplev.c (compile_file): Emit LTO marker properly. Change
4210 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4212 2010-01-01 Richard Guenther <rguenther@suse.de>
4215 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4217 2010-01-01 Richard Guenther <rguenther@suse.de>
4220 * c-decl.c (grokdeclarator): For zero-size arrays force
4221 structural equality checks as layout_type does.
4223 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4225 * builtins.c: Update copyright to 2010.
4227 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4230 * lto-streamer-out.c (produce_asm): Revert the last change.
4231 (copy_function): Likewise.
4233 * lto-streamer.c (lto_get_section_name): Skip any leading
4236 2010-01-01 Richard Guenther <rguenther@suse.de>
4239 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4243 Copyright (C) 2010 Free Software Foundation, Inc.
4245 Copying and distribution of this file, with or without modification,
4246 are permitted in any medium without royalty provided the copyright
4247 notice and this notice are preserved.