1 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5 argument if the argument is truth_value_p.
7 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/constraints.md: Update copyright year for my
13 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
14 used in reg+reg addressing, swap registers.
16 2010-03-24 Jakub Jelinek <jakub@redhat.com>
19 * target.h (struct gcc_target): Add code_end hook.
20 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
22 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
23 * toplev.c (compile_file): Call targetm.asm_out.code_end
24 hook before unwind info/debug info output.
25 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
26 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
27 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
28 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
29 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
30 * config/i386/i386.c (ix86_file_end): Renamed to...
31 (ix86_code_end): ... this. Make static. Don't call
32 file_end_indicate_exec_stack. Emit unwind info using
33 final_start_function/final_end_function.
34 (darwin_x86_file_end): Remove.
35 (TARGET_ASM_CODE_END): Define.
36 * config/i386/i386.h (TARGET_ASM_FILE_END,
37 NEED_INDICATE_EXEC_STACK): Don't define.
38 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
39 (TARGET_ASM_FILE_END): Define to darwin_file_end.
40 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
41 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
44 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
45 at the beginning and final_end_function at the end.
46 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
48 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
51 and Sun as TLS syntax.
52 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
53 * configure: Regenerate.
54 * config.in: Regenerate.
55 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
56 (default_elf_asm_named_section): Use it.
57 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
58 (i386_output_dwarf_dtprel): Likewise.
59 (output_addr_const_extra): Likewise.
60 (output_pic_addr_const): Lowercase @GOTTPOFF.
61 (output_addr_const_extra): Likewise.
62 (output_pic_addr_const): Lowercase @GOTNTPOFF.
63 (output_addr_const_extra): Likewise.
64 (output_pic_addr_const): Lowercase @INDNTPOFF.
65 (output_addr_const_extra): Likewise.
66 (output_pic_addr_const): Lowercase @NTPOFF.
67 (output_addr_const_extra): Likewise.
68 (output_pic_addr_const): Lowercase @TPOFF.
69 (output_addr_const_extra): Likewise.
70 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
72 (*tls_global_dynamic_64): Likewise.
73 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
74 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
76 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
77 (ASM_OUTPUT_TLS_COMMON): Use it.
78 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
81 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
83 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
84 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
85 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
86 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
87 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
89 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
91 * config/i386/i386.c (override_options): Don't accept
92 -mtls-dialect=sun any longer.
93 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
94 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
95 (*tls_local_dynamic_base_32_sun): Likewise.
96 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
98 2010-03-24 Jakub Jelinek <jakub@redhat.com>
101 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
102 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
105 * ira.c (adjust_cleared_regs): New function.
106 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
110 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
112 * expr.c (expand_expr_real): Restore previous
113 curr_insn_source_location and curr_insn_block after
114 expand_expr_real_1 call.
115 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
116 instead of expand_expr_real_1.
118 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
120 PR rtl-optimization/43413
121 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
124 2010-03-22 James E. Wilson <wilson@codesourcery.com>
127 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
128 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
130 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
132 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
135 2010-03-22 Mike Stump <mikestump@comcast.net>
138 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
139 Don't overly align based upon packed packed fields.
141 2010-03-22 Jason Merrill <jason@redhat.com>
143 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
144 Use () rather than [], and move before the element type.
146 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
148 * doc/configfiles.texi (Configuration Files): Removed
149 fixinc/Makefile*, intl/Makefile.*.
150 * doc/makefile.texi: Fixed markup.
151 Abstract from version control system used.
152 (Makefile): Removed obsolete gcc/java/parse.y example.
153 * doc/sourcebuild.texi: Likewise.
154 (Top Level): Added config, gnattools, libdecnumber, libgcc,
157 (Miscellaneous Docs): Clarify location.
158 Added COPYING3, COPYING3.LIB.
159 (Front End Directory): Moved Make-lang.in entry to new
162 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
165 * config/i386/i386.c (x86_function_profiler)
166 [!NO_PROFILE_COUNTERS]: Fix typo.
167 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
170 2010-03-22 Janis Johnson <janis187@us.ibm.com>
171 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
173 * doc/sourcebuild.texi (Test Directives): Split into six
174 subsections, with most of the current text in new subsections
175 Directives, Selectors, and Final Actions.
176 (Directives): Split list of test directives into multiple
178 (Selectors): Describe use and syntax of selectors.
179 (Effective-Target Keywords): Describe all existing keywords.
180 (Add Options): Describe features for dg-add-options.
181 (Require Support): Describe variants of dg-require-support.
182 (Final Actions): Describe commands to use in dg-final.
184 2010-03-22 Michael Matz <matz@suse.de>
187 * recog.c (validate_replace_rtx_group): Replace also in
188 REG_EQUAL and REG_EQUIV notes.
190 2010-03-22 Richard Guenther <rguenther@suse.de>
192 PR tree-optimization/43390
193 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
194 sure vector extracts are type correct.
196 2010-03-22 Richard Guenther <rguenther@suse.de>
199 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
200 x * sqrt (x) even when optimizing for size if the target
201 has native support for sqrt.
203 2010-03-22 Jakub Jelinek <jakub@redhat.com>
205 * varasm.c (make_decl_rtl_for_debug): Also clear
206 flag_mudflap for the duration of make_decl_rtl call.
209 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
210 locs from preserved VALUEs.
212 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
215 * pa.md (movmemsi): Set align to one if zero.
216 (movmemdi): Likewise.
218 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
221 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
222 with their corresponding prologue pushes.
224 2010-03-20 Andrew Pinski <pinskia@gmail.com>
227 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
228 at the begining or end.
229 (spu_expand_epilogue): Likewise.
231 2010-03-20 Richard Guenther <rguenther@suse.de>
233 PR rtl-optimization/43438
234 * combine.c (make_extraction): Properly zero-/sign-extend an
235 extraction of the low part of a CONST_INT. Also handle
238 2010-03-19 Mike Stump <mikestump@comcast.net>
240 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
241 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
242 (override_options): Use SUBTARGET32_DEFAULT_CPU.
244 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
247 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
250 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
252 PR rtl-optimization/42258
253 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
254 use that may match DEF.
257 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
258 the cost of loading the constant rather than assuming
260 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
261 outer code is AND, do the same tests as the andsi3 expander and
262 return COSTS_N_INSNS (1) if and is cheap.
264 * optabs.c (avoid_expensive_constant): Fix formatting.
266 2010-03-19 Michael Matz <matz@suse.de>
269 * attribs.c (decl_attributes): When rebuilding a function pointer
270 type use the same qualifiers as the original pointer type.
272 2010-03-19 Martin Jambor <mjambor@suse.cz>
274 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
275 and is_gimple_ip_invariant_address.
277 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
280 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
282 * config/arm/arm.c (arm_override_options): Turn off
283 flag_dwarf2_cfi_asm for AAPCS variants.
285 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
288 * config/arm/arm.c (emit_multi_reg_push): Update comments.
289 Use PRE_MODIFY instead of PRE_DEC.
290 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
291 (vfp_emit_fstmd): Likewise.
293 2010-03-19 Michael Matz <matz@suse.de>
296 * builtins.c (expand_builtin_interclass_mathfn,
297 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
300 2010-03-19 Richard Guenther <rguenther@suse.de>
302 PR tree-optimization/43415
303 * tree-ssa-pre.c (phi_translate): Split out worker to ...
304 (phi_translate_1): ... this.
305 (phi_translate): Move all caching here. Cache all NARY
306 and REFERENCE translations.
308 2010-03-19 David S. Miller <davem@davemloft.net>
310 With help from Eric Botcazou.
311 * config/sparc/sparc.c: Include dwarf2out.h.
312 (emit_pic_helper): Delete.
313 (pic_helper_symbol_name): Delete.
314 (pic_helper_emitted_p): Delete.
315 (pic_helper_needed): New.
316 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
317 (get_pc_thunk_name): New.
318 (load_pic_register): Remove 'delay_pic_helper' arg. Use
319 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
320 Set pic_helper_needed to true. Don't call emit_pic_helper.
321 (sparc_expand_prologue): Update load_pic_register call.
322 (sparc_output_mi_thunk): Likewise.
323 (sparc_file_end): Emit a hidden comdat symbol for the PIC
324 thunk if possible. Output CFI information as needed.
326 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
327 Jack Howarth <howarth@bromo.med.uc.edu>
330 * config/i386/i386.h: Fix ABI on darwin x86-32.
332 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
334 * tree.h: Declare make_decl_rtl_for_debug.
335 * varasm.c (make_decl_rtl_for_debug): New.
336 * dwarf2out.c (rtl_for_decl_location): Call it.
337 * cfgexpand.c (expand_debug_expr): Call it.
339 2010-03-18 Jakub Jelinek <jakub@redhat.com>
342 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
346 * var-tracking.c (vt_init_cfa_base): Do nothing if
347 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
350 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
353 * var-tracking.c (canonicalize_vars_star): New.
354 (dataflow_post_merge_adjust): Use it.
356 2010-03-18 Jakub Jelinek <jakub@redhat.com>
359 * var-tracking.c (non_suitable_const): New function.
360 (add_uses): For DEBUG_INSNs with constants, don't record any
361 value, instead just the constant value itself.
362 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
363 is not VAR_LOC_UNKNOWN_P, set var to the constant.
364 (emit_notes_in_bb): Likewise.
365 (emit_note_insn_var_location): For onepart variables if
366 cur_loc is a VOIDmode constant, use DECL_MODE.
368 2010-03-18 Martin Jambor <mjambor@suse.cz>
371 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
372 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
373 all non-clones. Moved call redirection...
374 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
376 (cgraph_materialize_all_clones): Dispose of all
377 combined_args_to_skip bitmaps.
378 (verify_cgraph_node): Do not check for edges pointing to wrong
379 nodes in inline clones.
380 * tree-inline.c (copy_bb): Call
381 cgraph_redirect_edge_call_stmt_to_callee.
382 * ipa.c (cgraph_remove_unreachable_nodes): Call
383 cgraph_node_remove_callees even when there are used clones.
385 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
387 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
389 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
392 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
395 2010-03-18 Michael Matz <matz@suse.de>
398 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
399 into sqrt(x) if we need to preserve signed zeros.
401 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
402 Eric Botcazou <ebotcazou@adacore.com>
404 PR rtl-optimization/43360
405 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
406 note if we don't know its invariant status.
408 2010-03-18 Michael Matz <matz@suse.de>
410 PR tree-optimization/43402
411 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
412 PHI chains of ssa names registered for update.
414 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
417 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
418 non-offsettable and pre_modify update addressing.
419 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
420 and "2" alternatives "#".
421 (*movdd_softfloat32): Make all alternatives "#";
422 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
423 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
424 (*movdf_softfloat32): Make all alternatives "#";
425 (movdi): Use the new DIFD mode iterator to create a common splitter
426 for movdi, movdf and movdd patterns.
428 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
430 * common.opt (dumpdir): Remove redundant tab.
432 2010-03-17 Martin Jambor <mjambor@suse.cz>
434 PR tree-optimization/43347
435 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
436 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
438 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
440 PR rtl-optimization/42216
441 * regrename.c (create_new_chain): New function, broken out from...
442 (scan_rtx_reg): ... here. Call it. Handle the case where we are
443 appending a use to an empty chain.
444 (build_def_use): Remove previous changes that convert OP_INOUT to
445 OP_OUT operands; instead detect the case where an OP_INOUT operand
446 uses a previously untracked register and create an empty chain for
449 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
451 * doc/extend.texi (Function Attributes): Rewrite unfinished
452 sentence in ms_abi documentation.
454 2010-03-17 Alan Modra <amodra@gmail.com>
456 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
457 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
458 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
459 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
461 2010-03-16 Richard Henderson <rth@redhat.com>
464 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
465 (lower_try_finally): Save and restore eh_seq around the expansion
468 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
470 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
471 statements before splitting block.
473 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
475 * doc/sourcebuild.texi (Testsuites): Fix markup.
476 Use pathnames relative to gcc/testsuite.
477 (Test Directives): Move description of how timeout is determined.
478 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
479 (C Tests): Correct gcc.misc-tests directory.
480 Framework tests now live in gcc.test-framework.
482 2010-03-16 Richard Guenther <rguenther@suse.de>
485 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
486 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
489 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
490 Alexandre Oliva <aoliva@redhat.com>
492 PR tree-optimization/42917
493 * lambda-code.c (remove_iv): Skip debug statements.
494 (lambda_loopnest_to_gcc_loopnest): Likewise.
495 (not_interesting_stmt): Debug statements are not interesting.
497 2010-03-16 Jakub Jelinek <jakub@redhat.com>
501 * cselib.c (cselib_preserve_constants,
502 cfa_base_preserved_val): New static variables.
503 (preserve_only_constants): New function.
504 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
505 clear its REG_VALUES. If cselib_preserve_constants, don't
506 empty the whole hash table, but preserve there VALUEs with constants,
507 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
508 (cselib_preserve_cfa_base_value): New function.
509 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
510 (cselib_init): Change argument to int bitfield. Set
511 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
513 (cselib_finish): Clear cselib_preserve_constants and
514 cfa_base_preserved_val.
515 * cselib.h (enum cselib_record_what): New enum.
516 (cselib_init): Change argument to int.
517 (cselib_preserve_cfa_base_value): New prototype.
518 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
519 * dse.c (dse_step1): Likewise.
520 * cfgcleanup.c (thread_jump): Likewise.
521 * sched-deps.c (sched_analyze): Likewise.
522 * gcse.c (local_cprop_pass): Likewise.
523 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
524 If FN is non-NULL, call the callback always and whenever it returns
525 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
526 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
527 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
528 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
529 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
530 * var-tracking.c: Include recog.h.
531 (bb_stack_adjust_offset): Remove.
532 (vt_stack_adjustments): Don't call it, instead just gather the
533 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
534 (adjust_stack_reference): Remove.
535 (compute_cfa_pointer): New function.
536 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
537 (struct adjust_mem_data): New type.
538 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
540 (get_address_mode): New function.
541 (replace_expr_with_values): Use it.
542 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
543 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
544 (adjust_sets): Remove.
545 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
546 Use get_address_mode.
547 (get_adjusted_src): Remove.
548 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
549 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
550 (add_with_sets): Don't call adjust_sets.
551 (fp_setter, vt_init_cfa_base): New functions.
552 (vt_initialize): Change return type to bool. Move most of pool etc.
553 initialization to the beginning of the function from end. Pass
554 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
555 If !frame_pointer_needed, call vt_stack_adjustment before mos
556 vector is filled, call vt_init_cfa_base if argp/framep has been
557 eliminated to sp. If frame_pointer_needed and argp/framep has
558 been eliminated to hard frame pointer, set
559 hard_frame_pointer_adjustment and call vt_init_cfa_base after
560 encountering fp setter in the prologue. For MO_ADJUST, call
561 log_op_type before pusing the op into mos vector, not afterwards.
562 Call adjust_insn before cselib_process_insn/add_with_sets,
563 call cancel_changes (0) afterwards.
564 (variable_tracking_main_1): Adjust for vt_initialize calling
565 vt_stack_adjustments and returning whether it succeeded or not.
567 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
569 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
572 2010-03-15 Jakub Jelinek <jakub@redhat.com>
574 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
576 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
577 drap_reg has not been set.
579 2010-03-15 Michael Matz <matz@suse.de>
582 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
583 use it to expand block copies.
584 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
585 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
586 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
588 2010-03-15 Richard Guenther <rguenther@suse.de>
590 PR tree-optimization/43367
591 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
594 2010-03-15 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/43317
597 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
599 2010-03-15 Martin Jambor <mjambor@suse.cz>
601 PR tree-optimization/43141
602 * tree-sra.c (create_abstract_origin): New function.
603 (modify_function): Call create_abstract_origin.
605 2010-03-15 Chris Demetriou <cgd@google.com>
607 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
610 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
613 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
614 call insert_out_of_ssa_copy for default definitions.
616 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
618 * graphite-clast-to-gimple.c (my_long_long): Defined.
619 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
620 * graphite-sese-to-poly.c (my_long_long): Defined.
621 (scop_ivs_can_be_represented): Use it.
623 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
625 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
626 graphite-max-bbs-per-function, and loop-block-tile-size.
627 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
629 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
631 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
633 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
635 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
636 (add_upper_bounds_from_estimated_nit): New.
637 (build_loop_iteration_domains): Use it.
639 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
641 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
643 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
646 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
647 should be an INTEGER_CST. Also handle CASE_CONVERT.
649 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite.c (graphite_initialize): To bound the number of bbs per
652 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
653 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
654 * doc/invoke.texi: Document it.
656 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
658 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
659 * graphite-sese-to-poly.h (build_poly_scop): Same.
661 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
663 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
664 the number of parameters in the scop. Use as an upper bound
665 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
666 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
667 * doc/invoke.texi: Document it.
669 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
671 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
672 * doc/c-tree.texi: Remove.
673 * doc/generic.texi: Merge c-tree.texi here.
674 * doc/gccint.texi (Trees): Remove menu entry.
675 (c-tree.texi): Remove @include.
676 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
677 * doc/languages.texi (Reading RTL): Ditto.
679 2010-03-12 Steve Ellcey <sje@cup.hp.com>
682 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
684 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
687 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
688 code added to work around reload clobbering CONST insns.
690 2010-03-12 Jakub Jelinek <jakub@redhat.com>
692 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
693 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
694 (cselib_preserve_only_values): Remove retain argument, don't
695 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
696 * cselib.h (cselib_preserve_only_values): Remove retain argument.
697 * var-tracking.c (micro_operation): Move insn field before union.
698 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
699 (struct variable_tracking_info_def): Remove n_mos field, change
700 mos into a vector of micro_operations.
701 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
702 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
703 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
704 changing into a vector.
705 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
706 come before all other uops generated by add_stores.
707 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
709 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
710 a vector. Run just one pass over the bbs instead of separate counting
711 and computation phase.
712 (vt_finalize): Free VTI (bb)->mos vector instead of array.
715 * tree-inline.c (remap_decls): Put old_var rather than origin_var
716 into *nonlocalized_list vector.
717 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
718 even if origin is non-NULL.
719 (gen_variable_die): Likewise.
720 (process_scope_var): Don't change origin.
721 (gen_decl_die): Likewise.
722 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
723 before adding new edges instead of after it, fix moving over
726 2010-03-11 David S. Miller <davem@davemloft.net>
728 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
730 * configure: Rebuild.
732 2010-03-11 Martin Jambor <mjambor@suse.cz>
734 PR tree-optimization/43257
735 * tree.c (assign_assembler_name_if_neeeded): New function.
736 (free_lang_data_in_cgraph): Assembler name assignment moved to the
738 * tree.h (assign_assembler_name_if_neeeded): Declare.
739 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
740 the function if needed.
742 2010-03-11 Chris Demetriou <cgd@google.com>
744 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
745 include/stdint-gcc.h, and include/stdint.h world-readable.
747 2010-03-11 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/43255
750 * tree-vrp.c (process_assert_insertions_for): Do not insert
751 asserts for trivial conditions.
753 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
755 PR tree-optimization/43280
756 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
757 generation. Move calculation of size out of the if branch.
758 (find_bswap): Modify compare number generation.
760 2010-03-11 Richard Guenther <rguenther@suse.de>
763 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
764 (input_gimple_stmt): Fixup handled component types during
765 operand read. Also fix up decls in ADDR_EXPRs.
767 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
769 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
770 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
772 2010-03-10 Jan Hubicka <jh@suse.cz>
775 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
776 * varasm.c (get_variable_section): Don't do that here...
777 (make_decl_rtl): ... and here.
778 (do_assemble_alias): Produce decl RTL.
779 (assemble_alias): Likewise.
781 2010-03-10 Jakub Jelinek <jakub@redhat.com>
784 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
785 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
787 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
788 (based_loc_descr): Only express drap or vdrap regno based expressions
789 using DW_OP_fbreg when not optimizing.
790 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
791 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
792 REG_CFA_SET_VDRAP note.
794 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
796 PR tree-optimization/43236
797 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
798 error in calculation of base address in reverse iteration case.
799 (generate_builtin): Take number of latch executions if the statement
802 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
805 * tree-eh.c: Include pointer-set.h.
806 (lower_eh_dispatch): Filter out duplicate case labels and
807 remove the unneeded edge when the label is unused. Return
808 true when some edges are removed.
809 (execute_lower_eh_dispatch): When any lowering resulted in
810 removing an edge, also delete unreachable blocks.
812 2010-03-10 Jakub Jelinek <jakub@redhat.com>
815 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
816 UNSPEC_MACHOPIC_OFFSET.
818 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
821 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
822 (m68k_delegitimize_address): New function.
824 2010-03-09 Jakub Jelinek <jakub@redhat.com>
827 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
830 * var-tracking.c (adjust_sets): New function.
831 (count_with_sets, add_with_sets): Use it.
832 (get_adjusted_src): New inline function.
833 (add_stores): Use it.
836 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
837 call cselib_dummy_expand_value_rtx_cb instead of
838 cselib_expand_value_rtx_cb.
841 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
842 * config/i386/i386.c: Include debug.h and dwarf2out.h.
843 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
844 and .cfi_endproc around the pic thunks.
845 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
846 all queued unwind info register saves are saved before the call.
847 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
848 considered as sp-=4 for unwind info and the pop as sp+=4 which
849 also clobbers dest, but doesn't actually restore it.
852 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
855 2010-03-09 Jie Zhang <jie@codesourcery.com>
857 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
858 whitespaces in output template.
860 2010-03-09 Jie Zhang <jie@codesourcery.com>
862 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
865 2010-03-08 Jakub Jelinek <jakub@redhat.com>
867 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
868 builtins.exp in a separate job.
870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-sese-to-poly.c (add_param_constraints): Use
873 lower_bound_in_type and upper_bound_in_type.
875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
877 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
878 instead of unsigned_type_node.
880 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
881 Reza Yazdani <reza.yazdani@amd.com>
884 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
885 on pointer type parameters.
887 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
891 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
892 handle conversions from pointer to integers.
893 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
894 induction variable, to be able to work with code generated by CLooG.
895 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
896 (build_poly_scop): Bail out if we cannot codegen a loop.
898 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
900 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
901 code generation with gloog_error.
903 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
905 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
906 Call fold_convert on all the returned values.
907 (expand_scalar_variables_expr): Pass to
908 expand_scalar_variables_ssa_name the type of the resulting expression.
910 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
912 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
913 ppl_min_for_le_pointset.
914 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
915 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
917 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
919 * graphite-dependences.c (map_into_dep_poly): Removed.
920 (dependence_polyhedron_1): Use combine_context_id_scat.
922 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
924 * graphite-poly.h (struct poly_scattering): Add layout documentation.
925 (struct poly_bb): Same.
926 (combine_context_id_scat): New.
928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
931 * sese.c (name_defined_in_loop_p): Return false for default
934 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
936 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
937 and clean up the logic.
939 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
941 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
944 2010-03-08 Jakub Jelinek <jakub@redhat.com>
946 * var-tracking.c (remove_cselib_value_chains): Define only for
948 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
949 delete_slot_part, emit_notes_for_differences_1): Don't call
950 remove_cselib_value_chains here.
951 (set_slot_part, emit_notes_for_differences_2): Don't call
952 add_cselib_value_chains here.
953 (preserved_values): New vector.
954 (preserve_value): New function.
955 (add_uses, add_stores, vt_add_function_parameters): Use it
956 instead of cselib_preserve_value.
957 (changed_values_stack): New vector.
958 (check_changed_vars_0): New function.
959 (check_changed_vars_1, check_changed_vars_2): Use it.
960 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
961 changed_values_stack VALUEs.
962 (vt_emit_notes): For all preserved_values call
963 add_cselib_value_chains. If ENABLE_CHECKING call
964 remove_cselib_value_chains before verifying value_chains is empty.
965 Initialize and free changed_values_stack.
966 (vt_initialize): Initialize preserved_values.
967 (vt_finalize): Free preserved_values.
969 2010-03-08 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/43269
972 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
975 2010-03-08 Martin Jambor <mjambor@suse.cz>
977 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
978 (ipa_is_param_called): Removed.
979 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
980 (ipa_print_node_params): Do not print the called flag.
981 (ipa_write_node_info): Do not stream the called flag.
982 (ipa_read_node_info): Likewise.
984 2010-03-07 Jakub Jelinek <jakub@redhat.com>
987 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
988 * cselib.c (struct expand_value_data): Add dummy field.
989 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
991 (cselib_dummy_expand_value_rtx_cb): New function.
992 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
994 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
995 * var-tracking.c: Include pointer-set.h.
996 (variable): Change n_var_parts to char from int. Add
997 cur_loc_changed and in_changed_variables fields.
998 (variable_canonicalize): Remove.
999 (shared_var_p): New inline function.
1000 (unshare_variable): Maintain cur_loc_changed and
1001 in_changed_variables fields. If var was in changed_variables,
1002 replace it there with new_var. Just copy cur_loc instead of
1003 resetting it to something else.
1004 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1005 (dataflow_set_union): Don't call variable_canonicalize.
1006 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1007 of their DEBUG_EXPR_TREE_DECLs.
1008 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1009 and in_changed_variables and cur_loc_changed is false.
1010 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1011 and cur_loc_changed. Don't update cur_loc here.
1012 (variable_merge_over_src): Don't call variable_canonicalize.
1013 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1014 removing loc that is equal to cur_loc, clear cur_loc,
1015 set cur_loc_changed and ensure variable_was_changed is called.
1016 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1017 compare pointers in cur_loc check, if it is equal to loc,
1018 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1019 (variable_different_p): Remove compare_current_location argument,
1020 don't compare cur_loc.
1021 (dataflow_set_different_1): Adjust variable_different_p caller.
1022 (variable_was_changed): If dv had some var in changed_variables
1023 already, reset in_changed_variables flag for it and propagate
1024 cur_loc_changed over to the new variable. On empty var
1025 always set cur_loc_changed. Set in_changed_variables on whatever
1026 var is added to changed_variables.
1027 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1028 Use shared_var_p. When removing loc that is equal to cur_loc,
1029 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1030 end, don't set it to something else, just call variable_was_changed.
1031 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1032 loc being removed, clear cur_loc and set cur_loc_changed.
1033 Set cur_loc_changed if all locations have been removed.
1034 (struct expand_loc_callback_data): New type.
1035 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1036 allocated. Always create SUBREGs if simplify_subreg failed.
1037 Prefer to use cur_loc, when that fails and still in
1038 changed_variables (and seen first time) recompute it. Set
1039 cur_loc_changed of variables which had to change cur_loc and
1040 compute elcd->cur_loc_changed if any of the subexpressions used
1041 had to change cur_loc.
1042 (vt_expand_loc): Adjust to pass arguments in
1043 expand_loc_callback_data structure.
1044 (vt_expand_loc_dummy): New function.
1045 (emitted_notes): New variable.
1046 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1047 that weren't used for any other decl in current
1048 emit_notes_for_changes call call vt_expand_loc_dummy to update
1049 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1050 first loc_chain location if NULL before. Always use just
1051 cur_loc instead of first loc_chain location. When cur_loc_changed
1052 is false, when not --enable-checking=rtl just don't emit any note.
1053 When rtl checking, compute the note and assert it is the same
1054 as previous note. Clear cur_loc_changed and in_changed_variables
1055 at the end before removing from changed_variables.
1056 (check_changed_vars_3): New function.
1057 (emit_notes_for_changes): Traverse changed_vars to call
1058 check_changed_vars_3 on each changed var.
1059 (emit_notes_for_differences_1): Clear cur_loc_changed and
1060 in_changed_variables. Recompute cur_loc of new_var.
1061 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1062 (vt_emit_notes): Initialize and destroy emitted_notes.
1064 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1066 PR rtl-optimization/42220
1067 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1068 Use verify_reg_tracked to determine if we should use OP_OUT rather
1070 (build_def_use): If we see an in-out operand for a register that we
1071 know nothing about, treat is an output if possible, fail the block if
1074 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1077 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1080 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1083 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1084 uses of relevant DEFs that are dead outside the loop too.
1086 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1088 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1090 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1092 * var-tracking.c (values_to_unmark): New variable.
1093 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1094 values_to_unmark vector. Moved body to...
1095 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1096 instead queue it into values_to_unmark vector.
1097 (vt_find_locations): Free values_to_unmark vector.
1099 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1101 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1102 (site.exp): Export them when plugins are enabled.
1104 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1107 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1109 (chrec_fold_multiply): Same.
1111 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1114 * c-decl.c (build_compound_literal): Return early if init is
1117 2010-03-04 Martin Jambor <mjambor@suse.cz>
1119 PR tree-optimization/43164
1120 PR tree-optimization/43191
1121 * tree-sra.c (type_consists_of_records_p): Reject records with
1122 zero-size bit-fields at the end.
1124 2010-03-04 Mike Stump <mikestump@comcast.net>
1126 * Makefile.in (TAGS): Remove *.y.
1128 2010-03-04 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/40761
1131 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1133 (my_rev_post_order_compute): New function.
1134 (init_pre): Call it.
1136 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1139 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1140 decrease the cost of an IV candidate when the cost is infinite.
1142 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1144 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1145 Use '3DNow!' for the extension of that name, ensure normal space
1147 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1149 2010-03-03 Jeff Law <law@redhat.com>
1151 * PR middle-end/32693
1152 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1153 than gen_rtx_SUBREG.
1154 (extract_bit_field_1): Likewise.
1156 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1158 * doc/sourcebuild.texi (Test directives): Document that arguments
1159 include-opts and exclude-opts are now optional for dg-skip-if,
1160 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1162 2010-03-03 Jason Merrill <jason@redhat.com>
1165 * cgraph.h (varpool_node): Add extra_name field.
1166 * varpool.c (varpool_extra_name_alias): New.
1167 (varpool_assemble_decl): Emit extra name aliases.
1168 (varpool_mark_needed_node): Look past an extra name alias.
1169 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1170 * lto-streamer-in.c (lto_input_tree): Read it.
1171 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1173 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1175 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1176 (sparc*-*-solaris2*): ...this.
1178 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1181 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1182 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1183 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1184 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1187 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1188 fallthrough to default handling, just with want_address 0 instead of 2.
1189 For single element lists, add_AT_loc directly, otherwise create an
1190 artificial variable DIE and stick location list to it.
1193 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1194 (VAL_EXPR_HAS_REVERSE): Define.
1195 (reverse_op): New function.
1196 (add_stores): For reversible operations add an extra MO_VAL_USE.
1198 2010-03-02 Jason Merrill <jason@redhat.com>
1200 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1202 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1204 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1205 (sparc64-*-linux*): Likewise.
1206 (sparc64-*-solaris2*): Include assembler files before linker ones.
1207 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1208 * config/sparc/gas.h: Delete.
1209 * config/sparc/sol2-64.h: Add copyright notice.
1210 * config/sparc/sol2-gas-bi.h: Likewise.
1211 * config/sparc/sol2-gld.h: Likewise.
1212 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1213 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1214 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1215 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1216 (sparc_elf_asm_named_section): Rename into...
1217 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1219 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1221 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1223 2010-03-02 Jeff Law <law@redhat.com>
1226 * reload1.c (rtx_p, substitute_stack): Declare.
1227 (substitute): Record addresses of changed rtxs.
1228 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1229 Restore the original rtx when complete.
1230 (reload): Free subsitute_stack when complete.
1232 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1234 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1235 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1237 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1238 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1239 Torture Tests): Change from subsection to section.
1241 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1242 Steven Bosscher <steven@gcc.gnu.org>
1244 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1247 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1250 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1251 the assignment from the new induction variable to the assignment
1252 of the value from the original loop PHI function.
1254 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1255 Daniel Jacobowitz <dan@codesourcery.com>
1257 * doc/sourcebuild.texi (Test directives): Clarify options to
1260 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1262 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1263 Disable cfi directives unless GCC and gas agree on using read-only
1264 .eh_frame sections for 64-bit.
1265 * configure: Regenerate.
1267 2010-03-01 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/43220
1270 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1271 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1273 2010-03-01 Richard Guenther <rguenther@suse.de>
1274 Martin Jambor <mjambor@suse.cz>
1277 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1278 gimplified parameters.
1280 2010-03-01 Christian Bruel <christian.bruel@st.com>
1282 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1284 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1286 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1288 2010-03-01 Richard Guenther <rguenther@suse.de>
1291 * expr.c (expand_assignment): Use the alias-oracle to tell
1292 if the rhs aliases the result decl.
1294 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1297 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1298 to sol_gt_pch_get_address.
1299 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1300 64-bit, SPARC and x86.
1301 (sol_gt_pch_get_address): New function.
1303 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1305 * toplev.h (inform_n, error_n): Declare.
1306 * diagnostic.c (inform_n, error_n): New function.
1308 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1310 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1311 has no rtl yet when processing local_decls, queue it and recheck
1312 if deferred stack allocation hasn't assigned it rtl.
1314 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1316 * config/sh/sh.c (unspec_bbr_uid): New.
1317 (gen_block_redirect): Use it instead of INSN_UID.
1318 (gen_far_branch): Likewise.
1320 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1322 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1323 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1325 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1327 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1328 (Warning Options): -Wno-conversion-null is valid for
1329 Objective-C++ as well.
1330 * doc/tm.texi (Named Address Spaces): Likewise.
1331 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1332 * doc/tree-ssa.texi (Tree SSA): Likewise.
1334 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1337 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1338 by default. Don't set the default arch for
1339 i[34567]86-*-darwin*|x86_64-*-darwin*.
1341 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1344 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1345 default. Set the default 32bit/64bit archs with $with_arch
1346 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1348 2010-02-27 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/43186
1351 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1352 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1353 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1354 unroller iterations.
1356 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1358 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1359 required and i[34567]86-*-* targets don't support 64bit ISA.
1361 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1364 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1367 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1369 * config.gcc: Set the default arch at least to Prescott for
1370 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1371 if SSE math is enabled.
1373 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1375 * diagnostic.c (diagnostic_initialize): Update.
1376 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1378 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1379 (diagnostic_inhibit_notes): New.
1380 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1382 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1385 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1386 * doc/standards.texi: Likewise.
1387 * doc/extend.texi: Likewise.
1388 * doc/trouble.texi: Likewise.
1389 * doc/cppopts.texi: Likewise.
1390 * doc/install.texi: Likewise.
1391 * c.opt (std=c90,std=gnu90): New options.
1392 * c-opts.c (c_common_handle_option): Handle them.
1394 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1397 * c-decl.c (undeclared_variable): Use an informative note.
1399 2010-02-26 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/43186
1402 * gimple.h (gimple_fold): Remove.
1403 * gimple.c (gimple_fold): Remove. Inline into single user ...
1404 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1405 Try harder for conditions.
1407 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1410 * function.c (used_types_insert): Don't skip through named pointer
1411 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1412 and it is different from the main variant's type.
1414 2010-02-26 Nick Clifton <nickc@redhat.com>
1416 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1418 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1420 * config.gcc: Support --with-fpmath=sse for x86.
1422 * config/i386/ssemath.h: New.
1424 * doc/install.texi (--with-fpmath=sse): Documented.
1426 2010-02-26 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/43188
1429 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1430 vector types of over-aligned element type.
1432 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1436 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1438 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1440 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1442 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1444 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1445 * var-tracking.c: Include diagnostic.h.
1446 (debug_dv): New function.
1447 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1450 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1451 (add_value_chain, add_value_chains, remove_value_chain,
1452 remove_value_chains): Handle DEBUG_EXPRs.
1453 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1456 * regcprop.c (struct queued_debug_insn_change): New type.
1457 (struct value_data_entry): Add debug_insn_changes field.
1458 (struct value_data): Add n_debug_insn_changes field.
1459 (debug_insn_changes_pool): New variable.
1460 (free_debug_insn_changes, apply_debug_insn_changes,
1461 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1462 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1463 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1465 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1467 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1468 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1469 changes, call cprop_find_used_regs via note_stores.
1470 (copyprop_hardreg_forward): When copying vd from predecessor
1471 which has any queued DEBUG_INSN changes, make sure the pointers are
1472 cleared. At the end call df_analyze and then if there are any
1473 DEBUG_INSN changes queued at the end of some basic block for still
1474 live registers, apply them.
1475 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1477 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1479 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1482 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1484 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1485 targets. Set the default with_cpu/with_arch from arch/cpu.
1486 Allow x86-64 and native for with_cpu/with_arch.
1488 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1490 * ebitmap.c: Change calls to verify_popcount with calls to
1491 sbitmap_verify_popcount.
1492 (ebitmap_clear_bit): Fixed map->cacheindex test and
1493 map>cache update when bit clearing results in an empty
1496 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1499 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1500 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1501 and support both V2DF and V2DI modes.
1502 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1503 support both V2DF and V2DI modes.
1504 (general): Delete trailing whitespace from a few patterns.
1506 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1507 V2DF/V2DI interleave high/low builtins.
1509 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1512 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1513 interleave high/low functions.
1515 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1517 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1518 #pragma extern_prefix.
1520 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1523 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1524 BLKmode, assert op0 is a MEM and just adjust its mode.
1527 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1528 if bitpos isn't multiple of mode's bitsize.
1530 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1532 * c.opt (-ftemplate-depth=): New.
1533 (-ftemplate-depth-): Deprecate.
1534 * optc-gen.awk: Handle -ftemplate-depth=.
1535 * opth-gen.awk: Likewise.
1536 * c-opts.c (c_common_handle_option): Likewise.
1537 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1539 2010-02-24 Jason Merrill <jason@redhat.com>
1541 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1543 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1545 * cfg.c (alloc_aux_for_block): Remove inline.
1546 (alloc_aux_for_edge): Likewise.
1548 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1550 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1552 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1554 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1555 * config/i386/sol2-gas.h: New file.
1556 * config.gcc (i[34567]86-*-solaris2*): Use it.
1558 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1561 * c-typeck.c (ep_convert_and_check): New.
1562 (build_conditional_expr): Use it.
1563 (build_binary_op): Likewise.
1565 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1567 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1570 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1571 bounds even for -O+.
1572 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1573 expr needs to have DECL_NAME set.
1575 2010-02-24 Nick Clifton <nickc@redhat.com>
1577 * config/mep/mep.c: Include gimple.h.
1578 (mep_function_uses_sp): Delete unused function.
1579 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1580 parameters. Use unsigned integers to count args. Return a
1581 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1583 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1586 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1587 greater or equal to nelt instead of 2 * nelt.
1588 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1591 2010-02-23 Jason Merrill <jason@redhat.com>
1594 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1595 in cfun->local_decls even if they have register types.
1598 * stor-layout.c (place_field): Don't warn about unnecessary
1599 DECL_PACKED if the type is packed.
1601 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1604 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1605 GOTOFF relocs, even when the base reg isn't pic pointer.
1607 2010-02-23 Michael Matz <matz@suse.de>
1610 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1611 (expand_gimple_basic_block): Generate and use debug temps if there
1612 are debug uses left after the last real use of TERed ssa names.
1613 Unlink debug immediate uses when they are expanded.
1615 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1618 * config/i386/i386.c (override_options): Reorganise to provide
1619 better error messages.
1621 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1624 * graphite-scop-detection.c (create_single_exit_edge): Move
1625 the call to find_single_exit_edge to....
1626 (create_sese_edges): ...here. Don't handle multiple edges
1627 exiting the function.
1628 (build_graphite_scops): Don't handle multiple edges
1629 exiting the function.
1631 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1634 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1635 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1637 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1640 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1642 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1645 * c-typeck.c (convert_arguments): Print declaration location.
1646 * c-common.c (validate_nargs): Rename as
1647 builtin_function_validate_nargs.
1648 (check_builtin_function_arguments): Update.
1650 2010-02-22 Richard Guenther <rguenther@suse.de>
1653 * tree-inline.c (declare_return_variable): Use the type of
1654 the call stmt lhs if available.
1656 2010-02-22 Duncan Sands <baldrick@free.fr>
1658 * passes.c (register_pass): Always consider all pass lists when
1659 ref_pass_instance_number is zero.
1661 2010-02-22 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/42749
1664 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1665 parameter. Do arithmetic in the original type.
1666 (update_accumulator_with_ops): Likewise.
1667 (adjust_accumulator_values): Adjust.
1669 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1671 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1672 (QI to BLKmode splitter): New splitter.
1674 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1676 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1677 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1679 2010-02-22 Richard Guenther <rguenther@suse.de>
1681 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1683 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1685 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1686 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1687 ($(T)crti.o, $(T)crtn.o): Remove rules.
1689 2010-02-21 Tobias Burnus <burnus@net-b.de>
1692 * doc/invoke.texi (-fassociative-math): Document that this
1693 option is automatically enabled for Fortran.
1695 2010-02-20 David S. Miller <davem@davemloft.net>
1697 * configure.ac: Test if linker and assembler properly support
1698 GOTDATA_OP relocations.
1699 * configure: Rebuild.
1700 * config.in: Likewise.
1701 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1702 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1703 (movsi_high_pic): Likewise.
1704 (movdi_lo_sum_pic): Likewise.
1705 (movdi_high_pic): Likewise.
1706 (movsi_pic_gotdata_op): New pattern.
1707 (movdi_pic_gotdata_op): Likewise.
1708 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1709 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1711 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1715 attribute to ssemul.
1716 (xop_mulv2div2di3_high): Ditto.
1718 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1721 * c.opt (Wconversion-null): New option.
1722 * doc/invoke.texi (Wconversion-null): Document.
1724 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1726 * common.opt (Wlarger-than-): Add Undocumented.
1728 2010-02-19 Mike Stump <mikestump@comcast.net>
1730 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1732 2010-02-19 Jason Merrill <jason@redhat.com>
1735 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1736 * configure: Likewise.
1738 2010-02-20 Alan Modra <amodra@gmail.com>
1741 * cgraph.h (cgraph_make_decl_local): Declare.
1742 * cgraph.c (cgraph_make_decl_local): New function.
1743 (cgraph_make_node_local): Use it.
1744 * cgraphunit.c (cgraph_function_versioning): Likewise.
1745 * ipa.c (function_and_variable_visibility): Likewise.
1747 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1750 * except.c (sjlj_emit_function_enter): Don't call
1751 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1753 * rtl.h (add_reg_br_prob_note): Remove prototype.
1755 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1758 * c-common.c (conversion_warning): Remove widening conversions
1759 before checking the conversion of integers to reals.
1761 2010-02-19 Mike Stump <mikestump@comcast.net>
1764 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1767 * cgraphunit.c (process_function_and_variable_attributes): Check
1768 DECL_PRESERVE_P instead of looking up attribute "used".
1769 * ipa-pure-const.c (check_decl): Likewise.
1770 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1771 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1772 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1773 instead of attribute "used".
1774 * config/sol2-c.c (solaris_pragma_init): Likewise.
1775 (solaris_pragma_fini): Likewise.
1777 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1779 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1780 Use XCNEW instead of xcalloc.
1781 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1782 XNEW instead of xmalloc.
1783 (get_fields): Use XNEWVEC instead of xmalloc.
1786 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1787 populate vars array.
1788 (create_new_general_access): For debug stmts just reset value.
1789 (get_stmt_accesses): For accesses within debug stmts just record them
1790 using add_access_to_acc_sites instead of preventing the peeling or
1791 counting them as accesses.
1794 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1796 2010-02-19 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/42916
1799 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1802 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1804 * configure.ac: Replace all uses of changequote in macro arguments
1805 with proper quoting.
1807 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1810 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1812 2010-02-19 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/42944
1815 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1816 test for aliasing with errno.
1818 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1821 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1822 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1823 * dojump.c: Include output.h.
1824 (inv): New inline function.
1825 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1826 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1827 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1828 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1829 argument, pass it down to other calls.
1830 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1831 add REG_BR_PROB note to the conditional jump.
1832 * cfgexpand.c (add_reg_br_prob_note): Removed.
1833 (expand_gimple_cond): Don't call it, add the probability
1834 as last argument to jumpif_1/jumpifnot_1.
1835 * Makefile.in (dojump.o): Depend on output.h.
1836 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1838 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1839 * stmt.c (do_jump_if_equal): Likewise.
1840 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1841 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1842 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1844 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1845 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1846 jumpifnot_1 callers.
1847 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1849 (store_expr): Adjust jumpifnot caller.
1850 (store_constructor): Adjust jumpif caller.
1853 * gimplify.c (gimple_boolify): For __builtin_expect call
1854 gimple_boolify also on its first argument.
1856 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1858 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1860 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1861 * configure: Regenerated.
1863 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1865 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1866 lang_hooks.types_compatible_p instead of comptypes.
1868 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1870 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1871 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1872 if __prefer_thumb__ is defined.
1874 2010-02-18 Martin Jambor <mjambor@suse.cz>
1876 PR tree-optimization/43066
1877 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1878 array with zero-sized element type.
1880 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1882 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1883 rtx, allocate struct var_loc_node here and return it to the
1884 caller, and only if it is actually needed.
1885 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1886 move it earlier and return immediately if it returns NULL.
1888 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1890 * config/sparc/gas.h: New file. Restore
1891 TARGET_ASM_NAMED_SECTION to its ELF default.
1892 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1894 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1895 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1896 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1897 after sparc/sysv4.h.
1899 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1901 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1903 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1905 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1906 patterns from predicated pattern.
1908 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1911 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1912 for insn mnemonic suffix.
1914 2010-02-17 Richard Guenther <rguenther@suse.de>
1916 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1919 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1922 * caller-save.c (save_call_clobbered_regs): If BB ends with
1923 a DEBUG_INSN, move any notes in between last real insn and the last
1924 DEBUG_INSN after the last DEBUG_INSN.
1926 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1928 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1929 Fix return type. Fix argument type. Explain meaning of return value.
1931 2010-02-16 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/41043
1934 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1935 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1937 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1939 2010-02-16 Ira Rosen <irar@il.ibm.com>
1941 PR tree-optimization/43074
1942 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1943 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1944 vectorizable cycles in hybrid SLP check.
1945 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1947 2010-02-16 Richard Guenther <rguenther@suse.de>
1949 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1950 (true_dependence): If memrefs_conflict_p computes must-alias
1951 trust it. Move TBAA check after offset-based disambiguation.
1952 (canon_true_dependence): Likewise.
1954 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1956 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1957 * doc/invoke.texi: Document it.
1958 * var-tracking.c: Include toplev.h and params.h.
1959 (vt_find_locations): Return bool indicating success. Compute
1960 hash sizes unconditionally. Check new parameter, report.
1961 (variable_tracking_main_1): Check vt_find_locations results and
1962 retry. Renamed from...
1963 (variable_tracking_main): ... this. New wrapper to preserve
1964 flag_var_tracking_assignments.
1965 * Makefile.in (var-tracking.o): Adjust dependencies.
1967 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1968 Jakub Jelinek <jakub@redhat.com>
1971 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1972 if weak_import attribute is present.
1973 * config/darwin.c (machopic_select_section): Likewise.
1975 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1977 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1978 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1979 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1980 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1982 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1984 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1987 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1988 Rewrite text to refer to the names.
1990 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1992 * config/i386/i386-builtin-types.def
1993 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1994 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1995 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1996 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1997 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1998 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1999 IX86_BUILTIN_VPERMIL2PS256.
2000 (MULTI_ARG_4_DF2_DI_I): Defined.
2001 (MULTI_ARG_4_DF2_DI_I1): Defined.
2002 (MULTI_ARG_4_SF2_SI_I): Defined.
2003 (MULTI_ARG_4_SF2_SI_I1): Defined.
2004 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2005 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2006 __builtin_ia32_vpermil2ps256.
2007 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2008 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2009 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2010 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2011 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2012 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2013 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2014 CODE_FOR_xop_vpermil2v8sf3.
2015 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2016 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2017 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2018 (_mm256_permute2_pd): New.
2019 (_mm_permute2_ps): New.
2020 (_mm256_permute2_ps): New.
2022 2010-02-15 Nick Clifton <nickc@redhat.com>
2024 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2025 boolean parameters. Use emit_jump_insn when emitting a pop
2026 instruction containing a return insn.
2027 (push): Use 'true' rather than '1' as second parameter to F.
2028 (h8300_expand_prologue): Likewise.
2029 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2030 (h8300_expand_epilogue): Likewise.
2032 2010-02-15 Richard Guenther <rguenther@suse.de>
2035 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2038 2010-02-15 Nick Clifton <nickc@redhat.com>
2040 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2043 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2045 * intl.c (fake_ngettext): New function.
2046 * intl.h (fake_ngettext): Declare.
2047 (ngettext): Define macro.
2048 * collect2.c (notice_translated): New function.
2049 (main): Use notice_translated and ngettext.
2050 * collect2.h (notice_translated): Declare.
2052 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2054 * reorg.c (delete_computation): Comment fixes.
2055 * caller-save.c (setup_save_areas): Idem.
2056 * sel-sched-dump.c (dump_lv_set): Idem.
2059 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2061 * config/s390/s390.c (s390_sched_init): New function.
2062 (TARGET_SCHED_INIT): Target hook defined.
2064 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2065 Jack Howarth <howarth@bromo.med.uc.edu>
2066 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2069 Partial revert of unintended change in fix for PR41605.
2070 * config/darwin.h: Fix typo.
2071 * config/darwin9.h: Same.
2073 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2075 * c-pch.c (pch_init): Clear v.
2077 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2080 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2081 graphite_can_represent_init for MULT_EXPR.
2083 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2087 * graphite-sese-to-poly.c (remove_phi): New.
2088 (translate_scalar_reduction_to_array): Call remove_phi.
2090 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2093 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2094 * graphite-clast-to-gimple.h (gloog): Update declaration.
2095 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2096 * graphite-poly.h (struct poly_bb): Add missing comments.
2097 (struct scop): Add poly_scop_p field.
2099 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2100 * graphite.c (graphite_transform_loops): Build the polyhedral
2101 representation for each scop before code generation.
2102 * sese.c (rename_variables_in_operand): Removed.
2103 (rename_variables_in_expr): Return the renamed expression.
2104 (rename_sese_parameters): New.
2105 * sese.h (rename_sese_parameters): Declared.
2107 2010-02-11 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/42998
2110 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2111 POINTER_PLUS_EXPR properly.
2113 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2114 Changpeng Fang <changpeng.fang@amd.com>
2117 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2118 the cost of an IV candidate when the IV is used in a test against zero.
2120 * gcc.dg/tree-ssa/ivopts-3.c: New.
2122 2010-02-11 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2126 pointer-vs-decl case by swapping refs. Handle some cases
2127 of pointer-vs-decl disambiguations more conservatively.
2128 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2129 to false after expanding.
2131 2010-02-11 Richard Guenther <rguenther@suse.de>
2134 * gcc.c (process_command): Handle LTO file@offset case more
2137 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2139 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2140 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2142 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2144 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2145 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2146 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2147 Optimize eq/ne comparisons when both arguments are known to be
2149 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2150 Don't mask operands unnecessarily if they are known to be already
2153 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2155 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2158 2010-02-10 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/43017
2161 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2162 for wrapping signed arithmetic.
2164 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2167 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2168 if no debug info should be emitted for it.
2170 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2172 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2173 note when flag_exceptions is set.
2175 2010-02-10 Duncan Sands <baldrick@free.fr>
2177 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2179 2010-02-10 Richard Guenther <rguenther@suse.de>
2182 * tree.c (get_unwidened): Handle constants.
2183 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2185 2010-02-10 Martin Jambor <mjambor@suse.cz>
2188 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2189 check for variable argument counts independently.
2191 2010-02-10 Christian Bruel <christian.bruel@st.com>
2194 * config/sh/sh.c (find_barrier): Increase length for non delayed
2195 conditional branches.
2197 2010-02-10 Christian Bruel <christian.bruel@st.com>
2199 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2201 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2203 * builtins.c (set_builtin_user_assembler_name): Also handle
2204 ffs if int is smaller than word.
2206 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2209 * ira-conflicts.c (get_dup): Remove.
2210 (process_reg_shuffles): Add new parameter. Use it as an
2211 additional guard for copy generation.
2212 (add_insn_allocno_copies): Rewrite.
2214 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2216 * common.opt (fsched2-use-traces): Preserved for backward
2218 * doc/invoke.texi: Remove the documentation about option
2219 -fsched2-use-traces.
2220 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2221 flag_sched2_use_traces.
2222 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2223 the backward compatibility flag section.
2225 2010-02-09 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/43008
2228 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2229 make HEAP variables initialized from global memory if they
2230 are not known builtin functions.
2231 (find_func_aliases): Adjust.
2233 2010-02-09 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/43000
2236 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2237 arithmetic manually.
2239 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2241 PR tree-optimization/42931
2242 * tree-loop-linear.c (try_interchange_loops): Don't call
2243 double_int_mul if estimated_loop_iterations failed.
2245 2010-02-08 Martin Jambor <mjambor@suse.cz>
2248 * tree-sra.c (build_accesses_from_assign): Do not mark in
2249 should_scalarize_away_bitmap if stmt has volatile ops.
2250 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2253 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2255 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2257 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2259 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2262 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2265 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2267 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2270 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2271 to unknown_dependence.
2272 (graphite_legal_transform_dr): Handle the unknown_dependence.
2273 (graphite_carried_dependence_level_k): Same.
2275 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2277 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2279 2010-02-07 Richard Guenther <rguenther@suse.de>
2282 * expr.c (get_inner_reference): Always initialize *pbitsize.
2284 2010-02-07 Richard Guenther <rguenther@suse.de>
2287 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2288 new ARRAY_REFs on variable size element or minimal index arrays.
2290 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2291 gimple_fold_indirect_ref.
2293 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2296 * arm.c (arm_override_options): Just return if the user has specified
2297 an invalid fpu name.
2299 2010-02-03 Jason Merrill <jason@redhat.com>
2302 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2303 i386_pe_maybe_record_exported_symbol.
2305 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2308 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2309 (pa_delegitimize_address): New function.
2311 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2313 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2314 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2316 2010-02-05 Richard Guenther <rguenther@suse.de>
2319 * lto-streamer-in.c (get_resolution): Deal with references
2320 to undefined functions.
2322 2010-02-05 Richard Guenther <rguenther@suse.de>
2324 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2325 (fold_const_aggregate_ref): Likewise.
2326 (ccp_fold_stmt): Substitute loads.
2327 (maybe_fold_reference): Verify types before substituting.
2329 (fold_gimple_assign): Unshare properly.
2330 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2332 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2334 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2335 for rs6000_gen_cell_microcode.
2337 2010-02-04 Richard Guenther <rguenther@suse.de>
2339 PR rtl-optimization/42952
2340 * dse.c (const_or_frame_p): Remove MEM handling.
2342 2010-02-04 Nick Clifton <nickc@redhat.com>
2344 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2345 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2346 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2347 (mn10300_asm_output_mi_thunk): New function.
2348 (mn10300_can_output_mu_thunk): New function.
2349 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2350 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2351 (FUNCTION_ARG): Delete incorrect comment.
2353 2010-02-03 Jason Merrill <jason@redhat.com>
2356 * fold-const.c (operand_equal_p): Handle erroneous types.
2358 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2360 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2362 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2364 PR rtl-optimization/42941
2365 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2368 2010-02-03 Jason Merrill <jason@redhat.com>
2371 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2373 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2376 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2377 (cselib_reset_table): Renamed from...
2378 (cselib_reset_table_with_next_value): ... this.
2379 (cselib_get_next_uid): Renamed from...
2380 (cselib_get_next_unknown_value): ... this.
2381 * cselib.c (next_uid): Renamed from...
2382 (next_unknown_value): ... this.
2383 (cselib_clear_table): Adjust.
2384 (cselib_reset_table): Adjust. Renamed from...
2385 (cselib_reset_table_with_next_value): ... this.
2386 (cselib_get_next_uid): Adjust. Renamed from...
2387 (cselib_get_next_unknown_value): ... this.
2388 (get_value_hash): Use hash.
2389 (cselib_hash_rtx): Likewise.
2390 (new_cselib_val): Adjust. Set and dump uid.
2391 (cselib_lookup_mem): Pass next_uid as hash.
2392 (cselib_subst_to_values): Likewise.
2393 (cselib_log_lookup): Dump uid.
2394 (cselib_lookup): Pass next_uid as hash. Adjust.
2395 (cselib_process_insn): Adjust.
2396 (cselib_init): Initialize next_uid.
2397 (cselib_finish): Adjust.
2398 (dump_cselib_table): Likewise.
2399 * dse.c (canon_address): Dump value uid.
2400 * print-rtl.c (print_rtx): Print value uid.
2401 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2403 (dv_uid): New function, sort of renamed from...
2404 (dv_htab_hash): ... this, reimplemented in terms of it and...
2405 (dv_uid2hash): ... this. New.
2406 (variable_htab_eq): Drop excess assertions.
2407 (tie_break_pointers): Removed.
2408 (canon_value_cmp): Compare uids.
2409 (variable_post_merge_New_vals): Print uids.
2410 (vt_add_function_parameters): Adjust.
2411 (vt_initialize): Reset table. Adjust.
2413 2010-02-03 Richard Guenther <rguenther@suse.de>
2415 PR tree-optimization/42944
2416 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2417 (call_may_clobber_ref_p_1): Likewise. Properly handle
2418 malloc and calloc clobbering errno.
2420 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2422 * doc/invoke.texi: Fix name of sched1 dump.
2424 * opts.c (decode_options): Set flag_tree_switch_conversion
2425 only conditionally on optimize >= 2.
2427 * gcse.c: Assorted comment fixes in pass description.
2429 2010-02-03 Anthony Green <green@moxielogic.com>
2431 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2432 nop padding in order to maintain alignment of storage location of
2433 target function address.
2434 (moxie_trampoline_init): Store target function address at newly
2436 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2438 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2440 2010-02-03 Richard Guenther <rguenther@suse.de>
2443 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2445 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2447 * config.gcc: Reenable check for obsolete targets.
2448 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2449 mips-sgi-irix6.[0-4]*.
2451 2010-02-02 Nick Clifton <nickc@redhat.com>
2453 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2454 constant size of 4 as being the same as 0.
2455 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2456 can take values in the range 0..4.
2458 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2461 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2462 as _darwin10_Unwind_FindEnclosingFunction().
2463 * libgcc-libsystem.ver: New.
2465 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2468 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2469 implicitly set registers.
2471 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2473 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2474 (arm_override_options): Allow automatic selection of the thread
2475 pointer register if thumb2.
2476 (legitimize_pic_address): Improve code sequences for Thumb2.
2477 (arm_call_tls_get_addr): Likewise.
2478 (legitimize_tls_address): Likewise.
2479 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2480 (pic_load_addr_32bit): ... this. New named pattern.
2481 * thumb2.md (pic_load_addr_thumb2): Delete.
2482 (pic_load_dot_plus_four): Delete.
2483 (tls_load_dot_plus_four): New named pattern.
2485 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2488 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2489 Document fix for TLS bug.
2491 2010-01-31 Richard Guenther <rguenther@suse.de>
2493 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2494 conservatively correct.
2496 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2500 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2502 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2504 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2506 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2508 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2510 * config.gcc: Adjust order of makefile fragments for mingw targets.
2512 2010-01-31 Richard Guenther <rguenther@suse.de>
2515 * gimplify.c (gimplify_init_constructor): For volatile LHS
2516 initialize a temporary.
2518 2010-01-31 Matthias Klose <doko@ubuntu.com>
2520 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2522 * configure: Regenerate.
2524 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2526 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2527 the same alias set and their sizes different constantness.
2528 (aliasing_component_refs_p): Revert 2009-10-24 change.
2530 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2532 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2535 2010-01-29 Richard Guenther <rguenther@suse.de>
2537 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2538 Assert we successfully updated the call.
2540 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2542 PR rtl-optimization/42889
2543 * df.h (df_set_bb_dirty_nonlr): New prototype.
2544 * df-core.c (df_set_bb_dirty_nonlr): New function.
2545 * df-scan.c (df_insn_rescan): Call it instead of
2546 df_set_bb_dirty for DEBUG_INSNs.
2548 2010-01-29 Richard Guenther <rguenther@suse.de>
2551 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2552 quadratic behavior in most cases.
2554 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2558 in the call to gen_x86_movsicc_0_m1.
2560 2010-01-28 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/42871
2563 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2565 2010-01-28 Richard Guenther <rguenther@suse.de>
2567 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2568 into call arguments.
2570 2010-01-28 Richard Guenther <rguenther@suse.de>
2573 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2574 the forwarder if the destination is an EH landing pad.
2576 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2578 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2579 block list passed to gimple_duplicate_sese_tail.
2580 (parallelize_loops): Avoid parallelization when the function
2582 Avoid parallelization when the preheader is IRREDUCIBLE.
2583 Try to optimize when estimated_loop_iterations_int is unresolved.
2584 Add the loop's location to the dump file.
2585 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2586 (gimple_duplicate_sese_tail): Remove the check for the latch.
2587 Redirect nexits to the exit block.
2588 Remove handling of the incoming edges to the latch.
2589 Redirect the backedge from the copied latch to the exit bb.
2591 2010-01-28 Michael Matz <matz@suse.de>
2594 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2595 Wrap force_reg into a sequence, emit it before user.
2597 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2599 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2601 (arm_legacy_rev): Likewise.
2602 (thumb_legacy_rev): Likewise.
2604 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2606 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2607 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2608 on MEM's address failed, try avoid_constant_pool_reference and
2609 recurse if it returned something different.
2610 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2611 address, try avoid_constant_pool_reference and recurse if it
2612 returned something different.
2613 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2614 address and avoid_constant_pool_reference returned something
2615 different, don't set have_address.
2617 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2620 * var-tracking.c (val_store): Add modified argument, obey it.
2622 (count_uses): Move down logging of main.
2623 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2624 don't need resolution.
2625 (emit_notes_in_bb): Likewise.
2627 2010-01-27 Richard Guenther <rguenther@suse.de>
2630 * tree-inline.c (remap_decl): Delay remapping of SSA name
2631 default definitions until we need them.
2633 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2635 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2636 (rs6000_delegitimize_address): New function.
2638 * config/s390/s390.c (s390_delegitimize_address): Call
2639 delegitimize_mem_from_attrs.
2642 * tree-inline.c (cannot_copy_type_1): Removed.
2643 (copy_forbidden): Don't forbid copying of functions containing
2644 records/unions with variable length fields.
2646 2010-01-27 Christian Bruel <christian.bruel@st.com>
2650 * config/sh/sh.c (find_barrier): Increase length for non delayed
2651 conditional branches.
2653 2010-01-27 Matthias Klose <doko@ubuntu.com>
2655 * configure.ac (gnu-unique-object): Fix ldd version check.
2656 * configure: Regenerate.
2658 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2660 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2662 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2663 Test for HAVE_GNU_AS value.
2665 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2667 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2668 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2669 INT64_TYPE): Define.
2670 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2671 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2672 INT_LEAST64_TYPE): Define.
2673 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2674 UINT_LEAST64_TYPE): Define.
2675 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2676 INT_FAST64_TYPE): Define.
2677 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2678 UINT_FAST64_TYPE): Define.
2679 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2680 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2681 (SIG_ATOMIC_TYPE): Define.
2683 2010-01-26 Richard Guenther <rguenther@suse.de>
2685 * df-scan.c (df_scan_set_bb_info): Remove assert.
2686 (df_insn_rescan_debug_internal): Merge asserts.
2687 (df_install_ref): Likewise.
2688 (df_mark_reg): Use bitmap_set_range.
2689 (df_hard_reg_used_p): Remove assert.
2690 (df_hard_reg_used_count): Likewise.
2692 2010-01-26 Richard Guenther <rguenther@suse.de>
2694 PR rtl-optimization/42685
2695 * web.c (web_main): Ignore DEBUG_INSNs.
2697 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2699 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2701 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2702 Fix types of fndecl and arglist parameters.
2704 2010-01-26 Richard Guenther <rguenther@suse.de>
2707 * tree-eh.c (unsplit_eh): Skip debug insns.
2709 2010-01-26 Richard Guenther <rguenther@suse.de>
2711 PR tree-optimization/42250
2712 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2714 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2717 * omp-low.c (expand_omp_sections): Only use single_pred if
2718 l2_bb is single_pred_p.
2720 2010-01-25 Christian Bruel <christian.bruel@st.com>
2723 * config/sh/sh.c (find_barrier): Increase length for non delayed
2724 conditional branches.
2725 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2727 2010-01-24 David S. Miller <davem@davemloft.net>
2729 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2730 define if not using GAS.
2731 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2732 Likewise. Delete SECTION_MERGE code, which is only applicable
2735 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2738 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2739 mangling of va_list in system headers.
2741 2010-01-23 Toon Moene <toon@moene.org>
2743 * tree-predcom.c (combine_chains): Return NULL, not false.
2745 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2747 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2748 initialization of variable res to agree with return type.
2750 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2752 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2753 * tree-sra.c: Add include of expr.h.
2755 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2757 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2758 insert the debug stmt on the single non-EH edge from the stmt.
2760 2010-01-22 Richard Henderson <rth@redhat.com>
2763 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2764 the RHS until after generate_subtree_copies has insertted its
2765 code before the current statement.
2767 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2769 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2771 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2773 2010-01-21 Martin Jambor <mjambor@suse.cz>
2775 PR tree-optimization/42585
2776 * tree-sra.c (struct access): New field grp_total_scalarization.
2777 (dump_access): Dump the new field.
2778 (should_scalarize_away_bitmap): New variable.
2779 (cannot_scalarize_away_bitmap): Likewise.
2780 (sra_initialize): Allocate new bitmaps.
2781 (sra_deinitialize): Free new bitmaps.
2782 (create_access_1): New function.
2783 (create_access): Parts moved to create_access_1.
2784 (type_consists_of_records_p): New function.
2785 (completely_scalarize_record): Likewise.
2786 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2787 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2788 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2790 (analyze_all_variable_accesses): Completely scalarize small eligible
2793 2010-01-21 Martin Jambor <mjambor@suse.cz>
2795 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2797 2010-01-21 Andrew Haley <aph@redhat.com>
2799 * gcc.c (process_command): Move lang_specific_driver before
2800 setting cc_libexec_prefix.
2802 2010-01-21 Richard Guenther <rguenther@suse.de>
2805 * fold-const.c (negate_expr_p): Pretend only negative
2806 real constants are easily negatable.
2808 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2809 Jason Merrill <jason@redhat.com>
2811 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2812 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2813 * calls.c (initialize argument_information): Handle it.
2814 * c-common.c (handle_transparent_union_attribute): Use new name.
2815 * c-decl.c (finish_struct): Ditto.
2816 * c-typeck.c (type_lists_compatible_p): Ditto.
2817 (convert_for_assignment): Use new name and also handle record.
2818 * function.c (aggregate_value_p): Handle it.
2819 (pass_by_reference): Ditto.
2820 (assign_parm_data_types): Ditto.
2821 * print-tree.c (print_node): Ditto.
2822 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2823 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2824 * tree.c (first_field): New fn.
2826 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2829 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2830 even when linking statically, for now.
2832 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2835 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2836 without a cselib val.
2837 (count_uses): Accept MO_VAL_SET with no val on stores.
2838 (add_stores): Likewise.
2840 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2842 * var-tracking.c (check_value_val): Add a compile time assertion.
2843 (dv_is_decl_p): Simplify.
2844 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2845 gcc_assert if ENABLE_CHECKING.
2847 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2850 * var-tracking.c: Include tree-flow.h.
2851 (mem_dies_at_call): New.
2852 (dataflow_set_preserve_mem_locs): Use it.
2853 (dataflow_set_remove_mem_locs): Likewise.
2854 (dump_var): Renamed from dump_variable. Adjust all callers.
2855 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2856 * Makefile.in (var-tracking.o): Adjust deps.
2858 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2860 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2862 2010-01-20 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/42717
2865 * tree-ssa-dce.c (get_live_post_dom): Remove.
2866 (forward_edge_to_pdom): Take an arbitrary edge to copy
2867 degenerate PHI args from.
2868 (remove_dead_stmt): Use the first post-dominator even if it
2869 does not contain live statements as redirection destination.
2871 2010-01-20 Richard Guenther <rguenther@suse.de>
2873 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2875 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2877 * sel-sched.c (create_speculation_check): Remove set but not used
2879 (try_transformation_cache): Remove set but not used variable ds.
2880 (calculate_privileged_insns): Remove set but not used variables
2881 cur_insn and min_spec_insn.
2882 (find_best_expr): Remove set but not used variable avail_n.
2883 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2885 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2887 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2888 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2891 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2894 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2895 cpu types. Add support for *-sse3 cpu types.
2896 (x86_64-*-*): Ditto.
2898 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2901 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2902 argument, call initializer_constant_valid_p_1 instead of
2903 initializer_constant_valid_p, pass CACHE to it, return NULL
2904 immediately if first call returns NULL.
2905 (initializer_constant_valid_p_1): New function.
2906 (initializer_constant_valid_p): Use it.
2908 2010-01-20 Thomas Quinot <quinot@adacore.com>
2910 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2912 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2914 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2915 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2916 (loc_list_from_tree): Don't handle unsigned division. Handle
2917 signed modulo using DW_OP_{over,over,div,mul,minus}.
2918 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2919 modulo instead of signed.
2921 2010-01-20 DJ Delorie <dj@redhat.com>
2923 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2925 (h8300_emit_stack_adjustment): Propogate it.
2927 (h8300_expand_prologue): Likewise.
2928 (h8300_expand_epilogue): Likewise.
2930 2010-01-19 Michael Matz <matz@suse.de>
2932 PR tree-optimization/41783
2933 * tree-data-ref.c (toplevel): Include flags.h.
2934 (dump_data_dependence_relation): Also dump the inputs if the
2935 result will be unknown.
2936 (split_constant_offset_1): Look through some conversions.
2937 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2938 the offset from last element is too large.
2939 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2940 (reassociate_to_the_same_stmt): Handle vector registers.
2941 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2943 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2944 wide_prolog_niters argument, emit widening instructions.
2945 (vect_do_peeling_for_alignment): Adjust caller, use widened
2946 variant of the iteration cound.
2947 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2949 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2952 * config/arm/neon-testgen.m (emit_automatics): New parameter
2953 features. Adjust for Fixed_return_reg feature.
2954 (test_intrinsic): Call emit_automatics with new feature.
2955 * config/arm/neon.ml: Update copyright years.
2956 (features): New Fixed_return_reg feature.
2957 (ops): Update feature for Vget_low.
2959 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2961 PR tree-optimization/42719
2962 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2966 * fwprop.c (all_uses_available_at): Return false if def_set dest
2967 is a REG that is used in def_insn.
2969 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2971 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2973 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2976 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2978 * target.h (struct gcc_target) <secondary_reload>: Change type
2979 of last argument to secondary_reload_info *.
2981 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2984 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2985 memory references with unaligned offsets. Remove CQImode handling.
2986 (unaligned_memory_operand): Return 1 for memory references with
2987 unaligned offsets. Remove CQImode handling.
2989 2010-01-18 Richard Guenther <rguenther@suse.de>
2992 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2995 2010-01-18 Richard Guenther <rguenther@suse.de>
2997 PR tree-optimization/42781
2998 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2999 restrict processing only if the original variable was artificial.
3001 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3003 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3004 find number of popped argument bytes.
3006 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3007 Fix the text that describes the return value for invalid insns.
3009 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3011 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3012 Clarify what 'cost of the -dependence' is. Fix quoting.
3014 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3015 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3017 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3019 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3020 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3022 2010-01-17 Richard Guenther <rguenther@suse.de>
3025 * function.c (split_complex_args): Take a VEC to modify.
3026 (assign_parms_augmented_arg_list): Build a VEC instead of
3027 a chain of PARM_DECLs.
3028 (assign_parms_unsplit_complex): Take a VEC of arguments.
3029 Do not fixup unmodified parms.
3030 (assign_parms): Deal with the VEC.
3031 (gimplify_parameters): Likewise.
3033 2010-01-17 Richard Guenther <rguenther@suse.de>
3035 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3036 node existence check.
3037 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3038 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3039 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3040 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3041 (gimple_execute_on_growing_pred): Likewise.
3043 2010-01-17 Richard Guenther <rguenther@suse.de>
3045 PR tree-optimization/42773
3046 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3047 (compute_antic_aux): Likewise.
3048 (compute_partial_antic_aux): Likewise.
3050 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3053 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3056 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3058 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3061 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3062 Fix markup for strict argument.
3064 (TARGET_SCHED_REORDER2): Fix argument types.
3066 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3067 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3069 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3070 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3072 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3075 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3076 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3077 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3078 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3079 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3081 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3083 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3085 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3086 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3088 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3090 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3093 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3095 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3096 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3098 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3100 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3102 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3103 referring to it. Fix language.
3105 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3107 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3109 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3111 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3113 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3114 '@var{stream}. Remove stray 'and'.
3116 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3118 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3120 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3122 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3123 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3125 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3126 Fix description of return value.
3127 Rename argument "sz" to "len."
3129 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3130 Clarify meaning of 'true' return value.
3132 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3134 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3135 rep_mode versus mode_rep.
3137 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3139 (TARGET_BUILTIN_DECL): Fix name.
3141 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3143 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3145 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3147 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3149 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3151 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3154 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3155 Rename argument tm_fn to md_fn.
3157 (TARGET_OPTION_PRINT): Fix argument list.
3159 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3162 * config/i386/i386.c (ix86_fixup_binary_operands):
3163 Revert FMA4 fixup of operands.
3165 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3168 * Makefile.in (write_entries_to_file, install-plugin):
3169 Use \012 instead of \n with tr.
3171 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3173 * configure.ac (HAVE_AS_REF): New C macro.
3174 * configure: Regenerate.
3175 * config.in: Likewise.
3176 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3178 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3181 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3183 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3185 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3187 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3189 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3191 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3193 (TARGET_BINDS_LOCAL_P): Fix argument type.
3195 (TARGET_ASM_FILE_END): Use prototype.
3197 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3199 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3201 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3203 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3205 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3206 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3208 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3209 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3211 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3212 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3213 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3214 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3216 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3218 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3220 (TARGET_INIT_BUILTINS): Use prototype.
3222 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3223 Put 'const char *' in braces. Fix parameter types.
3224 (TARGET_INVALID_CONVERSION): Fix parameter types.
3225 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3226 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3228 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3231 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3233 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3235 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3237 * doc/tm.texi (TARGET_HELP): Fix return type.
3239 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3240 in braces. Fix argument types.
3242 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3244 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3246 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3248 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3249 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3251 (TARGET_MANGLE_TYPE): Fix argument types.
3253 (TARGET_IRA_COVER_CLASSES): Use prototype.
3255 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3257 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3259 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3261 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3263 (TARGET_CALLEE_COPIES): Fix argument types.
3265 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3267 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3269 (TARGET_FUNCTION_VALUE): Fix argument types.
3271 (TARGET_RETURN_IN_MSB): Fix argument type.
3273 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3275 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3277 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3279 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3280 agree with return type.
3282 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3284 2010-01-15 Jing Yu <jingyu@google.com>
3286 PR rtl-optimization/42691
3287 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3288 a pseudo to a constant and are merged, and adjust comments.
3290 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3292 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3294 2010-01-15 Richard Guenther <rguenther@suse.de>
3297 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3298 labels of computed or non-local gotos to the destination.
3299 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3300 landing pad label is the first label.
3302 2010-01-15 Richard Guenther <rguenther@suse.de>
3304 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3306 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3309 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3310 to allow generation of the xssqrtdp instruction on power7.
3311 (sqrtdf2_fpr): Ditto.
3313 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3316 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3317 functions with noreturn attribute.
3320 * varasm.c (declare_weak): Add weak attribute to decl if it
3321 doesn't have one already.
3322 (assemble_external): Only add decls to weak_decls if they also
3323 have weak attribute.
3325 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3327 * var-tracking.c (var_reg_delete): Don't delete the association
3328 between REGs and values or one-part variables if the register
3331 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3334 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3335 because its first operand is a non-localized variable.
3337 2010-01-14 Martin Jambor <mjambor@suse.cz>
3339 PR tree-optimization/42706
3340 * tree-sra.c (encountered_recursive_call): New variable.
3341 (encountered_unchangable_recursive_call): Likewise.
3342 (sra_initialize): Initialize both new variables.
3343 (callsite_has_enough_arguments_p): New function.
3344 (scan_function): Call decl and flags check only for IPA-SRA, check
3345 whether there is a recursive call and whether it has enough arguments.
3346 (all_callers_have_enough_arguments_p): New function.
3347 (convert_callers): Look for recursive calls only when
3348 encountered_recursive_call is set.
3349 (ipa_early_sra): Bail out either if
3350 !all_callers_have_enough_arguments_p or
3351 encountered_unchangable_recursive_call.
3353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3355 * sel-sched.c: Add 2010 to copyright years.
3356 * sel-sched-ir.c: Likewise.
3357 * sel-sched-ir.h: Likewise.
3359 2010-01-14 Martin Jambor <mjambor@suse.cz>
3361 PR tree-optimization/42714
3362 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3363 constructors specially.
3365 2010-01-14 Andi Kleen <ak@linux.intel.com>
3367 * config/i386/drivers-i386.c (detect_caches_intel):
3368 Add l2sizekb parameter and fill in.
3369 (host_detect_local_cpu): Add l2sizekb, fill in.
3370 Add Atom small cache heuristic.
3372 2010-01-14 Andi Kleen <ak@linux.intel.com>
3374 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3375 Add level3 parameter and fill in.
3376 (detect_caches_intel): Handle level3 cache.
3378 2010-01-14 Andi Kleen <ak@linux.intel.com>
3380 * config/i386/drivers-i386.c (host_detect_local_cpu):
3381 Fix core duo detection.
3383 2010-01-14 Andi Kleen <ak@linux.intel.com>
3385 * config/i386/drivers-i386.c (host_detect_local_cpu):
3388 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3390 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3391 (rs6000_variable_issue_1): this. Use...
3392 (rs6000_variable_issue): here. Reimplement. Print debug info.
3394 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3396 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3397 sel_restore_notes. Update all callers. Call reemit_notes
3400 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3402 PR rtl-optimization/42246
3403 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3406 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3408 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3409 all successors is the same as number of successors in current region.
3411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3413 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3414 to rename is not separable. Otherwise check that its LHS is not NULL.
3416 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3418 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3420 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3422 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3423 available registers when failed to discover LHS register class.
3424 Fix indentation. Update comment.
3426 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3427 Alexander Monakov <amonakov@ispras.ru>
3429 PR rtl-optimization/42389
3430 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3432 (advance_state_on_fence): Likewise.
3433 (sel_target_adjust_priority): Print debug output only when
3434 sched_verbose >= 4, not 2.
3435 (get_expr_cost): Do not issue all unique insns on the next cycle.
3436 (fill_insns): Initialize can_issue_more from the value saved
3438 * sel-sched-ir.c (flist_add): New parameter issue_more.
3439 Init FENCE_ISSUE_MORE with it.
3440 (merge_fences): Likewise.
3441 (init_fences): Update call to flist_add.
3442 (add_to_fences, add_clean_fence_to_fences)
3443 (add_dirty_fence_to_fences): Likewise.
3444 (move_fence_to_fences): Update call to merge_fences.
3445 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3447 * sel-sched-ir.h (struct _fence): New field issue_more.
3448 (FENCE_ISSUE_MORE): New accessor macro.
3450 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3452 PR rtl-optimization/42388
3453 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3454 that have no predecessors nor successors. Do not call move_bb_info
3455 for empty blocks outside of current region.
3457 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3459 PR rtl-optimization/42294
3460 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3461 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3462 originators' originators.
3464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3466 PR rtl-optimization/39453
3467 PR rtl-optimization/42246
3468 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3470 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3472 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3473 Alexander Monakov <amonakov@ispras.ru>
3476 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3477 (maybe_tidy_empty_bb): ... here. Make static. Add new
3478 argument. Update all callers.
3479 (tidy_control_flow): ... and here. Recompute topological order
3480 of basic blocks in region if necessary.
3481 (sel_redirect_edge_and_branch): Change return type. Return true
3482 if topological order might have been invalidated.
3483 (purge_empty_blocks): Export and move from...
3484 * sel-sched.c (purge_empty_blocks): ... here.
3485 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3486 (maybe_tidy_empty_bb): Delete prototype.
3487 (purge_empty_blocks): Declare.
3489 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3491 PR rtl-optimization/42249
3492 * sel-sched.c (try_replace_dest_reg): When chosen register
3493 and original register is the same, do not bail out early, but
3494 still check all original insns for validity of replacing destination
3495 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3498 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3501 Port from no-undefined-overflow branch:
3502 2009-03-09 Richard Guenther <rguenther@suse.de>
3504 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3506 2010-01-14 Richard Guenther <rguenther@suse.de>
3509 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3511 2010-01-14 Ira Rosen <irar@il.ibm.com>
3513 PR tree-optimization/42709
3514 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3515 as scalar type in creation of constant vector operand.
3517 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3520 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3521 (check-parallel-%): Match `testsuite' directory component only
3524 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3526 PR translation/39521
3527 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3530 2010-01-13 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/42730
3533 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3536 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3539 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3540 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3543 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3545 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3546 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3547 ___umulsi3_highpart.
3549 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3550 rather than schedule_insns if the pass is enabled.
3552 2010-01-13 Martin Jambor <mjambor@suse.cz>
3554 PR tree-optimization/42704
3555 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3558 2010-01-13 Martin Jambor <mjambor@suse.cz>
3560 PR tree-optimization/42703
3561 * tree-sra.c (analyze_access_subtree): Check that we can build a
3562 reference to the original data within the aggregate.
3564 2010-01-13 Richard Guenther <rguenther@suse.de>
3566 PR tree-optimization/42705
3567 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3569 2010-01-13 Richard Guenther <rguenther@suse.de>
3572 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3574 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3577 * var-tracking.c (values_to_unmark): New variable.
3578 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3579 values_to_unmark vector. Moved body to...
3580 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3581 instead queue it into values_to_unmark vector.
3582 (vt_find_locations): Free values_to_unmark vector.
3584 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3586 * config/s390/s390.c (override_options): Set
3587 default of max-pending-list-length to 256
3589 2010-01-13 Richard Guenther <rguenther@suse.de>
3592 * tree-pass.h (PROP_gimple_lcx): New.
3593 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3594 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3595 before the final cleanup_eh.
3596 (dump_properties): Dump PROP_gimple_lcx.
3597 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3598 (tree_lower_complex_O0): Remove.
3599 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3600 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3601 tree_lower_complex, schedule TODO_update_ssa.
3602 * lto-streamer-out.c (output_function): Stream the functions
3604 * lto-streamer-in.c (input_function): Likewise.
3605 (lto_read_body): Do not override them here.
3607 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3610 * c-typeck.c (build_c_cast): Fold value cast to union type before
3611 wrapping it in a CONSTRUCTOR.
3613 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3615 PR rtl-optimization/42699
3616 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3619 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3621 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3622 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3623 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3624 SUBTARGET_WARN_UNUSED_SPEC): ... here
3625 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3627 2010-01-12 Julian Brown <julian@codesourcery.com>
3629 * config/arm/neon-schedgen.ml (Utils): Don't try to
3630 open missing module.
3631 (find_with_result): New.
3633 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3636 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3637 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3639 PR tree-optimization/42645
3640 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3641 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3642 decl_map, set processing_debug_stmt to -1 and return name without
3645 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3647 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3648 binutils version, and reword target configuration description.
3650 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3652 * config/avr/avr.h (LINKER_NAME): Remove.
3654 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3657 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3658 that support VSX, warn for -mno-altivec if vsx is not disabled,
3661 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3662 Shujing Zhao <pearly.zhao@oracle.com>
3664 PR translation/42469
3665 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3666 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3667 character between option name and help text.
3668 * c.opt (imultilib): Likewise.
3670 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3672 * lto-streamer-out.c (output_unreferenced_globals): Output static
3675 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3677 PR rtl-optimization/42621
3678 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3679 optimizing for size.
3680 (duplicate_computed_gotos): Remove now-redundant check.
3682 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3685 * configure.ac: Save and restore LDFLAGS and LIBS
3686 * configure: Regenerate.
3688 2010-01-10 Richard Guenther <rguenther@suse.de>
3691 * builtins.c (fold_builtin_strlen): Add type argument and
3692 convert the resulting length to it.
3693 (fold_builtin_1): Adjust.
3695 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3697 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3698 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3700 (num_insns_constant_wide): Adjust for that change.
3702 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3705 * web.c (union_defs): Add used argument, to combine uses of
3707 (entry_register): Adjust type and tests of used argument.
3708 (web_main): Widen used for new use. Pass it to union_defs.
3709 * df.h (union_defs): Adjust prototype.
3711 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3714 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3715 uses in new incoming argument. Free body.
3716 (reset_debug_uses_in_loop): New.
3717 (analyze_insn_to_expand_var): Call the latter if the former found
3718 anything. Fix whitespace. Reject invalid dest overlaps before
3719 going through all insns in the loop.
3721 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3724 * haifa-sched.c (dying_use_p): Debug insns don't count.
3726 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3729 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3730 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3731 (verify_gimple_call): Reject LHS in noreturn calls.
3733 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3737 * tree-vect-loop-manip.c (adjust_info): New type.
3738 (adjust_vec): New pointer to vector.
3739 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3740 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3741 (slpeel_update_phis_for_duplicate_loop): Use them.
3742 (slpeel_update_phi_nodes_for_guard1): Likewise.
3743 (slpeel_update_phi_nodes_for_guard2): Likewise.
3744 (slpeel_tree_peel_loop_to_edge): Likewise.
3745 (vect_update_ivs_after_vectorizer): Likewise.
3747 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3749 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3750 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3752 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3754 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3755 bogus uninitialized warning.
3757 2010-01-09 Richard Guenther <rguenther@suse.de>
3760 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3761 the evolution is compatible with the initial condition.
3763 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3765 * gcc.c (process_command): Update copyright notice dates.
3766 * gcov.c (print_version): Likewise.
3767 * gcov-dump.c (print_version): Likewise.
3768 * mips-tfile.c (main): Likewise.
3769 * mips-tdump.c (main): Likewise.
3771 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3774 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3776 (rotlhi3_8): Delete.
3778 (rotlsi3_8): Delete.
3779 (rotlsi3_16): Delete.
3780 (rotlsi3_24): Delete.
3782 (*rotw<mode>3): New.
3783 (*rotb<mode>3): New.
3784 * config/avr/avr.c (avr_rotate_bytes): New function.
3785 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3787 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3790 * configure.ac: Modify -rdynamic check.
3791 * configure: Regenerate.
3793 2010-01-08 DJ Delorie <dj@redhat.com>
3795 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3796 register popping order.
3798 2010-01-08 Richard Guenther <rguenther@suse.de>
3801 * c.opt (fsigned-char): Also let LTO handle this option.
3802 (funsigned-char): Likewise.
3804 2010-01-07 Richard Guenther <rguenther@suse.de>
3806 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3807 (gimple_op): Likewise.
3808 (gimple_op_ptr): Likewise.
3809 (gimple_assign_set_lhs): Remove gcc_assert.
3810 (gimple_assign_set_rhs1): Likewise.
3811 (gimple_assign_set_rhs2): Likewise.
3812 (gimple_call_set_lhs): Likewise.
3813 (gimple_call_set_fn): Likewise.
3814 (gimple_call_set_fndecl): Likewise.
3815 (gimple_call_fndecl): Likewise.
3816 (gimple_call_return_type): Likewise.
3817 (gimple_call_set_chain): Likewise.
3818 (gimple_call_num_args): Likewise.
3819 (gimple_call_set_arg): Likewise.
3820 (gimple_cond_set_code): Likewise.
3821 (gimple_cond_set_lhs): Likewise.
3822 (gimple_cond_set_rhs): Likewise.
3823 (gimple_cond_set_true_label): Likewise.
3824 (gimple_cond_set_false_label): Likewise.
3825 (gimple_label_set_label): Likewise.
3826 (gimple_goto_set_dest): Likewise.
3827 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3828 (gimple_debug_bind_get_value): Likewise.
3829 (gimple_debug_bind_get_value_ptr): Likewise.
3830 (gimple_debug_bind_set_var): Likewise.
3831 (gimple_debug_bind_set_value): Likewise.
3832 (gimple_debug_bind_reset_value): Likewise.
3833 (gimple_debug_bind_has_value_p): Likewise.
3834 (gimple_return_retval_ptr): Remove gcc_assert.
3835 (gimple_return_retval): Likewise.
3836 (gimple_return_set_retval): Likewise.
3837 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3838 (safe_referenced_var_iterator): Remove.
3839 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3840 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3841 (fill_referenced_var_vec): Remove.
3842 (first_readonly_imm_use): Remove redundant gcc_assert.
3843 (phi_arg_index_from_use): Combine gcc_asserts.
3844 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3845 (first_imm_use_stmt): Remove redundant gcc_assert.
3846 * tree-cfg.c (verify_gimple_call): Verify function and chain
3847 operands. Verify arguments.
3848 (verify_types_in_gimple_stmt): Verify condition code and labels.
3850 2010-01-07 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/42641
3853 * sese.c (rename_map_elt_info): Use the SSA name version, do
3856 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3858 PR tree-optimization/42625
3859 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3860 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3862 2010-01-07 Duncan Sands <baldrick@free.fr>
3864 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3866 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3869 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3870 note itself is not function_invariant_p.
3872 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3874 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3875 Do not add the DF_NOTE problem.
3876 * store-motion.c (execute_rtl_store_motion): Likewise.
3878 2010-01-07 Martin Jambor <mjambor@suse.cz>
3880 PR tree-optimization/42157
3881 * tree-sra.c (compare_access_positions): Stabilize sort if both
3882 accesses have integer types, return zero immediately if they are the
3885 2010-01-06 Richard Henderson <rth@redhat.com>
3888 * haifa-sched.c (add_to_note_list): Merge into ...
3889 (concat_note_lists): ... here, and ...
3890 (unlink_other_notes, rm_other_notes): Merge into...
3891 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3892 NOTE_INSN_EPILOGUE_BEG.
3894 2010-01-06 Richard Guenther <rguenther@suse.de>
3896 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3897 not inline regular functions into always-inline functions.
3899 2010-01-06 Nick Clifton <nickc@redhat.com>
3901 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3902 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3904 (OVERRIDE_OPTIONS): Delete.
3905 (OPTIMIZATION_OPTIONS): Define.
3906 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3907 * config/rx/rx.c (rx_handle_option): Issue an error message if
3908 -mcpu=rx200 and -fpu are used together.
3909 (rx_set_optimization_options): New function. Issue an error
3910 message if an optimization attribute attempts to reset the FPU/
3911 math optimization pairing.
3912 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3913 * config/rx/rx.opt: Set the default to 32-bit doubles.
3914 * config/rx/t-rx: Add multilibs for -nofpu option.
3915 * doc/invoke.texi: Update documentation of RX options.
3917 2010-01-06 Richard Guenther <rguenther@suse.de>
3919 * tree-ssa-pre.c (name_to_id): New global.
3920 (alloc_expression_id): Simplify SSA name handling.
3921 (lookup_expression_id): Likewise.
3922 (init_pre): Zero name_to_id.
3923 (fini_pre): Free it.
3925 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3927 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3929 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3932 * config/i386/sse.md (smaxv2di3): New.
3933 (umaxv2di3): Likewise.
3934 (sminv2di3): Likewise.
3935 (uminv2di3): Likewise.
3937 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3940 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3941 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3942 (legitimize_tls_address): Likewise.
3943 (sparc_tls_referenced_p): Likewise.
3944 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3945 and adjust calls to legitimize_pic_address.
3946 (legitimate_constant_p) Use sparc_tls_referenced_p.
3947 (legitimate_pic_operand_p): Likewise.
3948 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3949 (sparc_tls_symbol_ref_1): Delete.
3950 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3951 (legitimize_tls_address): Make static, handle CONST patterns.
3952 (legitimize_pic_address): Make static, remove unused parameter and
3953 adjust recursive calls.
3954 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3955 and adjust call to legitimize_pic_address.
3956 (sparc_output_mi_thunk): Likewise.
3958 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3959 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3963 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3964 operands to make them signed.
3967 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3970 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3971 GTU to GT for V4SI and V2DI.
3973 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3974 (umin<mode>3): Removed.
3976 (uminv4si3): Likewise.
3978 2010-01-05 Martin Jambor <mjambor@suse.cz>
3980 PR tree-optimization/42462
3981 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3982 current_function_decl to helper functions and macros.
3984 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3987 * flags.h: Don't include real.h.
3988 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3989 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3990 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3991 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3992 * dominance.c: Update copyright.
3993 * gimple.c (walk_gimple_op): Remove inline.
3994 * tree-ssa-reassoc.c: Include real.h.
3995 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3996 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3998 2010-01-05 Nick Clifton <nickc@redhat.com>
4000 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4001 register to push into the stack frame when the accumulator has to
4002 be saved during interrupts.
4004 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4006 * doc/invoke.texi: Remove the documentation about option
4008 * common.opt (Wunreachable-code): Preserved for backward
4010 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4011 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4012 the backward compatibility flag section.
4014 2010-01-05 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4018 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4021 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4023 PR tree-optimization/42508
4024 * tree-sra.c (convert_callers): Check for recursive call
4025 by comparing cgraph nodes instead of decls.
4026 (modify_function): Call ipa_modify_formal_parameters also
4027 on all same_body aliases.
4029 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4030 cgraph nodes when checking for same_body aliases.
4032 2010-01-05 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4035 allocation and lookup.
4036 (get_or_alloc_expr_for_constant): Likewise.
4037 (phi_translate): Sink allocation.
4039 2010-01-04 Richard Guenther <rguenther@suse.de>
4041 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4042 a new entry only if needed.
4043 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4044 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4046 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4048 (phi_translate): Handle CONSTANTs early.
4050 2010-01-04 Martin Jambor <mjambor@suse.cz>
4052 PR tree-optimization/42398
4053 * tree-sra.c (struct access): Removed flag grp_different_types.
4054 (dump_access): Do not dump the removed flag.
4055 (sort_and_splice_var_accesses): Do not set the removed flag.
4056 (sra_modify_expr): Check for type compatibility directly.
4058 2010-01-04 Martin Jambor <mjambor@suse.cz>
4060 PR tree-optimization/42366
4061 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4062 edges with variable number of parameters.
4063 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4064 flag instead of asserting it.
4065 (ipa_read_node_info): Read uses_analysis_done flag.
4067 2010-01-04 Richard Guenther <rguenther@suse.de>
4069 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4070 iterative_hash_* as intended.
4071 (vn_reference_compute_hash): Likewise. Simplify hashing
4073 (vn_reference_lookup_2): Likewise.
4074 (vn_nary_op_compute_hash): Likewise.
4075 (vn_phi_compute_hash): Likewise.
4076 (expressions_equal_p): Remove strange code.
4077 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4078 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4079 (bitmap_insert_into_set_1): Take value-id as parameter.
4080 (add_to_value): Pass it.
4081 (bitmap_insert_into_set): Likewise.
4082 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4084 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4087 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4088 (do_self_spec): For switches with SWITCH_IGNORE set set also
4089 SWITCH_IGNORE_PERMANENTLY.
4090 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4093 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4095 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4096 tree of an unreferenced global var.
4098 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4101 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4102 GTU to GT for V4SI and V2DI.
4104 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4105 (umin<mode>3): Removed.
4107 (uminv4si3): Likewise.
4109 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4112 * collect2.c (main): Turn on trace in collect2 if -v is passed
4115 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4117 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4118 description of expression operand.
4120 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4122 * configure.ac: Add install-html to target_list for Make-hooks.
4123 * configure: Regenerate.
4124 * fortran/Make-lang.in (F95_HTMLFILES): New.
4125 (fortran.html): Use it.
4126 (fortran.install-html): New.
4127 * Makefile.in (install-html): Add lang.install-html.
4128 * java/Make-lang.in (JAVA_HTMLFILES): New.
4129 (java.html): Use it.
4130 (java.install-html): New.
4131 * objc/Make-lang.in (objc.install-html): New.
4132 * objcp/Make-lang.in (obj-c++.install-html): New.
4133 * cp/Make-lang.in (c++.install-html): New.
4134 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4135 * lto/Make-lang.in (lto.install-html): New.
4137 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4140 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4142 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4144 PR rtl-optimization/41862
4145 * store-motion.c (store_killed_in_insn, compute_store_table,
4146 remove_reachable_equiv_notes, replace_store_insn,
4147 build_store_vectors): Ignore all DEBUG_INSNs.
4149 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4152 * common.opt: Add dumpdir.
4154 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4156 (option_map): Add --dumpdir.
4158 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4160 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4162 * opts.c (decode_options): Try dump_dir_name first if
4163 dump_base_name isn't an absolute path.
4164 (common_handle_option): Handle OPT_dumpdir.
4166 * toplev.c (dump_dir_name): New.
4167 (print_switch_values): Also ignore -dumpdir.
4169 * toplev.h (dump_dir_name): New.
4171 2010-01-03 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/42589
4174 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4175 double-word expansion of bswap32.
4177 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4179 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4180 with BLOCK_FOR_INSN.
4181 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4182 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4183 noce_process_if_block): Likewise.
4184 * gcse.c (compute_local_properties, insert_expr_in_table,
4185 insert_set_in_table, canon_list_insert, find_avail_set,
4186 pre_insert_copy_insn): Likewise.
4188 * basic-block.h (BLOCK_NUM): Move from here...
4189 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4191 2010-01-03 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/42438
4194 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4195 contains_may_not_return_call flag.
4196 (BB_MAY_NOTRETURN): New.
4197 (valid_in_sets): Trapping nary operations are not valid
4198 in blocks that may not return.
4199 (insert_into_preds_of_block): Remove check for trapping expressions.
4200 (compute_avail): Compute also BB_MAY_NOTRETURN.
4202 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4204 * doc/invoke.texi: Add 2010 to copyright years.
4206 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4208 * config/sparc/sparc.c: Fix formatting nits.
4210 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4211 Alexander Monakov <amonakov@ispras.ru>
4213 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4215 2010-01-02 Richard Guenther <rguenther@suse.de>
4218 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4219 (simplify_switch_using_ranges): Mark to be removed edges
4222 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4224 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4226 * collect2.c (scan_libraries): Add missing argument in call to
4229 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4232 * config/alpha/predicates.md (aligned_memory_operand): Return false
4234 (unaligned_memory_operand): Return true for CQImode.
4235 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4236 doesn not cross aligned SImode word boundary.
4238 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4240 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4242 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4243 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4245 2010-01-02 Richard Guenther <rguenther@suse.de>
4248 * toplev.c (compile_file): Emit LTO marker properly. Change
4250 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4252 2010-01-01 Richard Guenther <rguenther@suse.de>
4255 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4257 2010-01-01 Richard Guenther <rguenther@suse.de>
4260 * c-decl.c (grokdeclarator): For zero-size arrays force
4261 structural equality checks as layout_type does.
4263 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4265 * builtins.c: Update copyright to 2010.
4267 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4270 * lto-streamer-out.c (produce_asm): Revert the last change.
4271 (copy_function): Likewise.
4273 * lto-streamer.c (lto_get_section_name): Skip any leading
4276 2010-01-01 Richard Guenther <rguenther@suse.de>
4279 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4283 Copyright (C) 2010 Free Software Foundation, Inc.
4285 Copying and distribution of this file, with or without modification,
4286 are permitted in any medium without royalty provided the copyright
4287 notice and this notice are preserved.