1 2010-03-26 Alan Modra <amodra@gmail.com>
3 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
10 2010-03-25 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
14 Clear first_function_block_is_cold.
17 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
18 argument if the argument is truth_value_p.
20 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22 * config/rs6000/constraints.md: Update copyright year for my
26 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
27 used in reg+reg addressing, swap registers.
29 2010-03-24 Jakub Jelinek <jakub@redhat.com>
32 * target.h (struct gcc_target): Add code_end hook.
33 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
35 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
36 * toplev.c (compile_file): Call targetm.asm_out.code_end
37 hook before unwind info/debug info output.
38 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
39 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
40 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
41 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
42 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
43 * config/i386/i386.c (ix86_file_end): Renamed to...
44 (ix86_code_end): ... this. Make static. Don't call
45 file_end_indicate_exec_stack. Emit unwind info using
46 final_start_function/final_end_function.
47 (darwin_x86_file_end): Remove.
48 (TARGET_ASM_CODE_END): Define.
49 * config/i386/i386.h (TARGET_ASM_FILE_END,
50 NEED_INDICATE_EXEC_STACK): Don't define.
51 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
52 (TARGET_ASM_FILE_END): Define to darwin_file_end.
53 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
54 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
57 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
58 at the beginning and final_end_function at the end.
59 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
61 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
63 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
64 and Sun as TLS syntax.
65 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
66 * configure: Regenerate.
67 * config.in: Regenerate.
68 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
69 (default_elf_asm_named_section): Use it.
70 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
71 (i386_output_dwarf_dtprel): Likewise.
72 (output_addr_const_extra): Likewise.
73 (output_pic_addr_const): Lowercase @GOTTPOFF.
74 (output_addr_const_extra): Likewise.
75 (output_pic_addr_const): Lowercase @GOTNTPOFF.
76 (output_addr_const_extra): Likewise.
77 (output_pic_addr_const): Lowercase @INDNTPOFF.
78 (output_addr_const_extra): Likewise.
79 (output_pic_addr_const): Lowercase @NTPOFF.
80 (output_addr_const_extra): Likewise.
81 (output_pic_addr_const): Lowercase @TPOFF.
82 (output_addr_const_extra): Likewise.
83 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
85 (*tls_global_dynamic_64): Likewise.
86 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
87 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
89 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
90 (ASM_OUTPUT_TLS_COMMON): Use it.
91 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
94 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
96 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
97 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
98 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
99 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
100 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
102 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
104 * config/i386/i386.c (override_options): Don't accept
105 -mtls-dialect=sun any longer.
106 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
107 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
108 (*tls_local_dynamic_base_32_sun): Likewise.
109 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
111 2010-03-24 Jakub Jelinek <jakub@redhat.com>
114 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
115 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
118 * ira.c (adjust_cleared_regs): New function.
119 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
123 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
125 * expr.c (expand_expr_real): Restore previous
126 curr_insn_source_location and curr_insn_block after
127 expand_expr_real_1 call.
128 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
129 instead of expand_expr_real_1.
131 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
133 PR rtl-optimization/43413
134 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
137 2010-03-22 James E. Wilson <wilson@codesourcery.com>
140 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
141 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
143 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
148 2010-03-22 Mike Stump <mikestump@comcast.net>
151 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
152 Don't overly align based upon packed packed fields.
154 2010-03-22 Jason Merrill <jason@redhat.com>
156 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
157 Use () rather than [], and move before the element type.
159 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
161 * doc/configfiles.texi (Configuration Files): Removed
162 fixinc/Makefile*, intl/Makefile.*.
163 * doc/makefile.texi: Fixed markup.
164 Abstract from version control system used.
165 (Makefile): Removed obsolete gcc/java/parse.y example.
166 * doc/sourcebuild.texi: Likewise.
167 (Top Level): Added config, gnattools, libdecnumber, libgcc,
170 (Miscellaneous Docs): Clarify location.
171 Added COPYING3, COPYING3.LIB.
172 (Front End Directory): Moved Make-lang.in entry to new
175 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
178 * config/i386/i386.c (x86_function_profiler)
179 [!NO_PROFILE_COUNTERS]: Fix typo.
180 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
183 2010-03-22 Janis Johnson <janis187@us.ibm.com>
184 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
186 * doc/sourcebuild.texi (Test Directives): Split into six
187 subsections, with most of the current text in new subsections
188 Directives, Selectors, and Final Actions.
189 (Directives): Split list of test directives into multiple
191 (Selectors): Describe use and syntax of selectors.
192 (Effective-Target Keywords): Describe all existing keywords.
193 (Add Options): Describe features for dg-add-options.
194 (Require Support): Describe variants of dg-require-support.
195 (Final Actions): Describe commands to use in dg-final.
197 2010-03-22 Michael Matz <matz@suse.de>
200 * recog.c (validate_replace_rtx_group): Replace also in
201 REG_EQUAL and REG_EQUIV notes.
203 2010-03-22 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/43390
206 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
207 sure vector extracts are type correct.
209 2010-03-22 Richard Guenther <rguenther@suse.de>
212 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
213 x * sqrt (x) even when optimizing for size if the target
214 has native support for sqrt.
216 2010-03-22 Jakub Jelinek <jakub@redhat.com>
218 * varasm.c (make_decl_rtl_for_debug): Also clear
219 flag_mudflap for the duration of make_decl_rtl call.
222 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
223 locs from preserved VALUEs.
225 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
228 * pa.md (movmemsi): Set align to one if zero.
229 (movmemdi): Likewise.
231 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
234 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
235 with their corresponding prologue pushes.
237 2010-03-20 Andrew Pinski <pinskia@gmail.com>
240 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
241 at the begining or end.
242 (spu_expand_epilogue): Likewise.
244 2010-03-20 Richard Guenther <rguenther@suse.de>
246 PR rtl-optimization/43438
247 * combine.c (make_extraction): Properly zero-/sign-extend an
248 extraction of the low part of a CONST_INT. Also handle
251 2010-03-19 Mike Stump <mikestump@comcast.net>
253 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
254 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
255 (override_options): Use SUBTARGET32_DEFAULT_CPU.
257 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
260 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
263 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
265 PR rtl-optimization/42258
266 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
267 use that may match DEF.
270 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
271 the cost of loading the constant rather than assuming
273 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
274 outer code is AND, do the same tests as the andsi3 expander and
275 return COSTS_N_INSNS (1) if and is cheap.
277 * optabs.c (avoid_expensive_constant): Fix formatting.
279 2010-03-19 Michael Matz <matz@suse.de>
282 * attribs.c (decl_attributes): When rebuilding a function pointer
283 type use the same qualifiers as the original pointer type.
285 2010-03-19 Martin Jambor <mjambor@suse.cz>
287 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
288 and is_gimple_ip_invariant_address.
290 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
293 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
295 * config/arm/arm.c (arm_override_options): Turn off
296 flag_dwarf2_cfi_asm for AAPCS variants.
298 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
301 * config/arm/arm.c (emit_multi_reg_push): Update comments.
302 Use PRE_MODIFY instead of PRE_DEC.
303 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
304 (vfp_emit_fstmd): Likewise.
306 2010-03-19 Michael Matz <matz@suse.de>
309 * builtins.c (expand_builtin_interclass_mathfn,
310 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
313 2010-03-19 Richard Guenther <rguenther@suse.de>
315 PR tree-optimization/43415
316 * tree-ssa-pre.c (phi_translate): Split out worker to ...
317 (phi_translate_1): ... this.
318 (phi_translate): Move all caching here. Cache all NARY
319 and REFERENCE translations.
321 2010-03-19 David S. Miller <davem@davemloft.net>
323 With help from Eric Botcazou.
324 * config/sparc/sparc.c: Include dwarf2out.h.
325 (emit_pic_helper): Delete.
326 (pic_helper_symbol_name): Delete.
327 (pic_helper_emitted_p): Delete.
328 (pic_helper_needed): New.
329 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
330 (get_pc_thunk_name): New.
331 (load_pic_register): Remove 'delay_pic_helper' arg. Use
332 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
333 Set pic_helper_needed to true. Don't call emit_pic_helper.
334 (sparc_expand_prologue): Update load_pic_register call.
335 (sparc_output_mi_thunk): Likewise.
336 (sparc_file_end): Emit a hidden comdat symbol for the PIC
337 thunk if possible. Output CFI information as needed.
339 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
340 Jack Howarth <howarth@bromo.med.uc.edu>
343 * config/i386/i386.h: Fix ABI on darwin x86-32.
345 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
347 * tree.h: Declare make_decl_rtl_for_debug.
348 * varasm.c (make_decl_rtl_for_debug): New.
349 * dwarf2out.c (rtl_for_decl_location): Call it.
350 * cfgexpand.c (expand_debug_expr): Call it.
352 2010-03-18 Jakub Jelinek <jakub@redhat.com>
355 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
359 * var-tracking.c (vt_init_cfa_base): Do nothing if
360 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
363 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
366 * var-tracking.c (canonicalize_vars_star): New.
367 (dataflow_post_merge_adjust): Use it.
369 2010-03-18 Jakub Jelinek <jakub@redhat.com>
372 * var-tracking.c (non_suitable_const): New function.
373 (add_uses): For DEBUG_INSNs with constants, don't record any
374 value, instead just the constant value itself.
375 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
376 is not VAR_LOC_UNKNOWN_P, set var to the constant.
377 (emit_notes_in_bb): Likewise.
378 (emit_note_insn_var_location): For onepart variables if
379 cur_loc is a VOIDmode constant, use DECL_MODE.
381 2010-03-18 Martin Jambor <mjambor@suse.cz>
384 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
385 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
386 all non-clones. Moved call redirection...
387 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
389 (cgraph_materialize_all_clones): Dispose of all
390 combined_args_to_skip bitmaps.
391 (verify_cgraph_node): Do not check for edges pointing to wrong
392 nodes in inline clones.
393 * tree-inline.c (copy_bb): Call
394 cgraph_redirect_edge_call_stmt_to_callee.
395 * ipa.c (cgraph_remove_unreachable_nodes): Call
396 cgraph_node_remove_callees even when there are used clones.
398 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
400 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
402 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
405 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
408 2010-03-18 Michael Matz <matz@suse.de>
411 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
412 into sqrt(x) if we need to preserve signed zeros.
414 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
415 Eric Botcazou <ebotcazou@adacore.com>
417 PR rtl-optimization/43360
418 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
419 note if we don't know its invariant status.
421 2010-03-18 Michael Matz <matz@suse.de>
423 PR tree-optimization/43402
424 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
425 PHI chains of ssa names registered for update.
427 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
430 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
431 non-offsettable and pre_modify update addressing.
432 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
433 and "2" alternatives "#".
434 (*movdd_softfloat32): Make all alternatives "#";
435 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
436 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
437 (*movdf_softfloat32): Make all alternatives "#";
438 (movdi): Use the new DIFD mode iterator to create a common splitter
439 for movdi, movdf and movdd patterns.
441 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
443 * common.opt (dumpdir): Remove redundant tab.
445 2010-03-17 Martin Jambor <mjambor@suse.cz>
447 PR tree-optimization/43347
448 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
449 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
451 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
453 PR rtl-optimization/42216
454 * regrename.c (create_new_chain): New function, broken out from...
455 (scan_rtx_reg): ... here. Call it. Handle the case where we are
456 appending a use to an empty chain.
457 (build_def_use): Remove previous changes that convert OP_INOUT to
458 OP_OUT operands; instead detect the case where an OP_INOUT operand
459 uses a previously untracked register and create an empty chain for
462 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
464 * doc/extend.texi (Function Attributes): Rewrite unfinished
465 sentence in ms_abi documentation.
467 2010-03-17 Alan Modra <amodra@gmail.com>
469 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
470 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
471 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
472 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
474 2010-03-16 Richard Henderson <rth@redhat.com>
477 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
478 (lower_try_finally): Save and restore eh_seq around the expansion
481 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
483 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
484 statements before splitting block.
486 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
488 * doc/sourcebuild.texi (Testsuites): Fix markup.
489 Use pathnames relative to gcc/testsuite.
490 (Test Directives): Move description of how timeout is determined.
491 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
492 (C Tests): Correct gcc.misc-tests directory.
493 Framework tests now live in gcc.test-framework.
495 2010-03-16 Richard Guenther <rguenther@suse.de>
498 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
499 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
502 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
503 Alexandre Oliva <aoliva@redhat.com>
505 PR tree-optimization/42917
506 * lambda-code.c (remove_iv): Skip debug statements.
507 (lambda_loopnest_to_gcc_loopnest): Likewise.
508 (not_interesting_stmt): Debug statements are not interesting.
510 2010-03-16 Jakub Jelinek <jakub@redhat.com>
514 * cselib.c (cselib_preserve_constants,
515 cfa_base_preserved_val): New static variables.
516 (preserve_only_constants): New function.
517 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
518 clear its REG_VALUES. If cselib_preserve_constants, don't
519 empty the whole hash table, but preserve there VALUEs with constants,
520 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
521 (cselib_preserve_cfa_base_value): New function.
522 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
523 (cselib_init): Change argument to int bitfield. Set
524 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
526 (cselib_finish): Clear cselib_preserve_constants and
527 cfa_base_preserved_val.
528 * cselib.h (enum cselib_record_what): New enum.
529 (cselib_init): Change argument to int.
530 (cselib_preserve_cfa_base_value): New prototype.
531 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
532 * dse.c (dse_step1): Likewise.
533 * cfgcleanup.c (thread_jump): Likewise.
534 * sched-deps.c (sched_analyze): Likewise.
535 * gcse.c (local_cprop_pass): Likewise.
536 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
537 If FN is non-NULL, call the callback always and whenever it returns
538 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
539 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
540 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
541 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
542 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
543 * var-tracking.c: Include recog.h.
544 (bb_stack_adjust_offset): Remove.
545 (vt_stack_adjustments): Don't call it, instead just gather the
546 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
547 (adjust_stack_reference): Remove.
548 (compute_cfa_pointer): New function.
549 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
550 (struct adjust_mem_data): New type.
551 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
553 (get_address_mode): New function.
554 (replace_expr_with_values): Use it.
555 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
556 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
557 (adjust_sets): Remove.
558 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
559 Use get_address_mode.
560 (get_adjusted_src): Remove.
561 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
562 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
563 (add_with_sets): Don't call adjust_sets.
564 (fp_setter, vt_init_cfa_base): New functions.
565 (vt_initialize): Change return type to bool. Move most of pool etc.
566 initialization to the beginning of the function from end. Pass
567 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
568 If !frame_pointer_needed, call vt_stack_adjustment before mos
569 vector is filled, call vt_init_cfa_base if argp/framep has been
570 eliminated to sp. If frame_pointer_needed and argp/framep has
571 been eliminated to hard frame pointer, set
572 hard_frame_pointer_adjustment and call vt_init_cfa_base after
573 encountering fp setter in the prologue. For MO_ADJUST, call
574 log_op_type before pusing the op into mos vector, not afterwards.
575 Call adjust_insn before cselib_process_insn/add_with_sets,
576 call cancel_changes (0) afterwards.
577 (variable_tracking_main_1): Adjust for vt_initialize calling
578 vt_stack_adjustments and returning whether it succeeded or not.
580 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
582 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
585 2010-03-15 Jakub Jelinek <jakub@redhat.com>
587 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
589 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
590 drap_reg has not been set.
592 2010-03-15 Michael Matz <matz@suse.de>
595 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
596 use it to expand block copies.
597 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
598 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
599 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
601 2010-03-15 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/43367
604 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
607 2010-03-15 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/43317
610 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
612 2010-03-15 Martin Jambor <mjambor@suse.cz>
614 PR tree-optimization/43141
615 * tree-sra.c (create_abstract_origin): New function.
616 (modify_function): Call create_abstract_origin.
618 2010-03-15 Chris Demetriou <cgd@google.com>
620 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
623 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
626 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
627 call insert_out_of_ssa_copy for default definitions.
629 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
631 * graphite-clast-to-gimple.c (my_long_long): Defined.
632 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
633 * graphite-sese-to-poly.c (my_long_long): Defined.
634 (scop_ivs_can_be_represented): Use it.
636 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
638 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
639 graphite-max-bbs-per-function, and loop-block-tile-size.
640 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
642 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
644 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
646 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
648 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
649 (add_upper_bounds_from_estimated_nit): New.
650 (build_loop_iteration_domains): Use it.
652 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
654 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
656 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
659 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
660 should be an INTEGER_CST. Also handle CASE_CONVERT.
662 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
664 * graphite.c (graphite_initialize): To bound the number of bbs per
665 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
666 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
667 * doc/invoke.texi: Document it.
669 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
671 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
672 * graphite-sese-to-poly.h (build_poly_scop): Same.
674 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
677 the number of parameters in the scop. Use as an upper bound
678 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
679 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
680 * doc/invoke.texi: Document it.
682 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
684 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
685 * doc/c-tree.texi: Remove.
686 * doc/generic.texi: Merge c-tree.texi here.
687 * doc/gccint.texi (Trees): Remove menu entry.
688 (c-tree.texi): Remove @include.
689 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
690 * doc/languages.texi (Reading RTL): Ditto.
692 2010-03-12 Steve Ellcey <sje@cup.hp.com>
695 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
697 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
700 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
701 code added to work around reload clobbering CONST insns.
703 2010-03-12 Jakub Jelinek <jakub@redhat.com>
705 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
706 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
707 (cselib_preserve_only_values): Remove retain argument, don't
708 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
709 * cselib.h (cselib_preserve_only_values): Remove retain argument.
710 * var-tracking.c (micro_operation): Move insn field before union.
711 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
712 (struct variable_tracking_info_def): Remove n_mos field, change
713 mos into a vector of micro_operations.
714 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
715 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
716 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
717 changing into a vector.
718 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
719 come before all other uops generated by add_stores.
720 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
722 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
723 a vector. Run just one pass over the bbs instead of separate counting
724 and computation phase.
725 (vt_finalize): Free VTI (bb)->mos vector instead of array.
728 * tree-inline.c (remap_decls): Put old_var rather than origin_var
729 into *nonlocalized_list vector.
730 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
731 even if origin is non-NULL.
732 (gen_variable_die): Likewise.
733 (process_scope_var): Don't change origin.
734 (gen_decl_die): Likewise.
735 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
736 before adding new edges instead of after it, fix moving over
739 2010-03-11 David S. Miller <davem@davemloft.net>
741 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
743 * configure: Rebuild.
745 2010-03-11 Martin Jambor <mjambor@suse.cz>
747 PR tree-optimization/43257
748 * tree.c (assign_assembler_name_if_neeeded): New function.
749 (free_lang_data_in_cgraph): Assembler name assignment moved to the
751 * tree.h (assign_assembler_name_if_neeeded): Declare.
752 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
753 the function if needed.
755 2010-03-11 Chris Demetriou <cgd@google.com>
757 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
758 include/stdint-gcc.h, and include/stdint.h world-readable.
760 2010-03-11 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/43255
763 * tree-vrp.c (process_assert_insertions_for): Do not insert
764 asserts for trivial conditions.
766 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
768 PR tree-optimization/43280
769 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
770 generation. Move calculation of size out of the if branch.
771 (find_bswap): Modify compare number generation.
773 2010-03-11 Richard Guenther <rguenther@suse.de>
776 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
777 (input_gimple_stmt): Fixup handled component types during
778 operand read. Also fix up decls in ADDR_EXPRs.
780 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
782 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
783 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
785 2010-03-10 Jan Hubicka <jh@suse.cz>
788 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
789 * varasm.c (get_variable_section): Don't do that here...
790 (make_decl_rtl): ... and here.
791 (do_assemble_alias): Produce decl RTL.
792 (assemble_alias): Likewise.
794 2010-03-10 Jakub Jelinek <jakub@redhat.com>
797 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
798 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
800 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
801 (based_loc_descr): Only express drap or vdrap regno based expressions
802 using DW_OP_fbreg when not optimizing.
803 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
804 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
805 REG_CFA_SET_VDRAP note.
807 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
809 PR tree-optimization/43236
810 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
811 error in calculation of base address in reverse iteration case.
812 (generate_builtin): Take number of latch executions if the statement
815 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
818 * tree-eh.c: Include pointer-set.h.
819 (lower_eh_dispatch): Filter out duplicate case labels and
820 remove the unneeded edge when the label is unused. Return
821 true when some edges are removed.
822 (execute_lower_eh_dispatch): When any lowering resulted in
823 removing an edge, also delete unreachable blocks.
825 2010-03-10 Jakub Jelinek <jakub@redhat.com>
828 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
829 UNSPEC_MACHOPIC_OFFSET.
831 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
834 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
835 (m68k_delegitimize_address): New function.
837 2010-03-09 Jakub Jelinek <jakub@redhat.com>
840 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
843 * var-tracking.c (adjust_sets): New function.
844 (count_with_sets, add_with_sets): Use it.
845 (get_adjusted_src): New inline function.
846 (add_stores): Use it.
849 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
850 call cselib_dummy_expand_value_rtx_cb instead of
851 cselib_expand_value_rtx_cb.
854 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
855 * config/i386/i386.c: Include debug.h and dwarf2out.h.
856 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
857 and .cfi_endproc around the pic thunks.
858 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
859 all queued unwind info register saves are saved before the call.
860 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
861 considered as sp-=4 for unwind info and the pop as sp+=4 which
862 also clobbers dest, but doesn't actually restore it.
865 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
868 2010-03-09 Jie Zhang <jie@codesourcery.com>
870 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
871 whitespaces in output template.
873 2010-03-09 Jie Zhang <jie@codesourcery.com>
875 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
878 2010-03-08 Jakub Jelinek <jakub@redhat.com>
880 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
881 builtins.exp in a separate job.
883 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
885 * graphite-sese-to-poly.c (add_param_constraints): Use
886 lower_bound_in_type and upper_bound_in_type.
888 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
890 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
891 instead of unsigned_type_node.
893 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
894 Reza Yazdani <reza.yazdani@amd.com>
897 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
898 on pointer type parameters.
900 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
904 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
905 handle conversions from pointer to integers.
906 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
907 induction variable, to be able to work with code generated by CLooG.
908 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
909 (build_poly_scop): Bail out if we cannot codegen a loop.
911 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
913 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
914 code generation with gloog_error.
916 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
918 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
919 Call fold_convert on all the returned values.
920 (expand_scalar_variables_expr): Pass to
921 expand_scalar_variables_ssa_name the type of the resulting expression.
923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
925 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
926 ppl_min_for_le_pointset.
927 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
928 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
930 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
932 * graphite-dependences.c (map_into_dep_poly): Removed.
933 (dependence_polyhedron_1): Use combine_context_id_scat.
935 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
937 * graphite-poly.h (struct poly_scattering): Add layout documentation.
938 (struct poly_bb): Same.
939 (combine_context_id_scat): New.
941 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
944 * sese.c (name_defined_in_loop_p): Return false for default
947 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
949 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
950 and clean up the logic.
952 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
954 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
957 2010-03-08 Jakub Jelinek <jakub@redhat.com>
959 * var-tracking.c (remove_cselib_value_chains): Define only for
961 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
962 delete_slot_part, emit_notes_for_differences_1): Don't call
963 remove_cselib_value_chains here.
964 (set_slot_part, emit_notes_for_differences_2): Don't call
965 add_cselib_value_chains here.
966 (preserved_values): New vector.
967 (preserve_value): New function.
968 (add_uses, add_stores, vt_add_function_parameters): Use it
969 instead of cselib_preserve_value.
970 (changed_values_stack): New vector.
971 (check_changed_vars_0): New function.
972 (check_changed_vars_1, check_changed_vars_2): Use it.
973 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
974 changed_values_stack VALUEs.
975 (vt_emit_notes): For all preserved_values call
976 add_cselib_value_chains. If ENABLE_CHECKING call
977 remove_cselib_value_chains before verifying value_chains is empty.
978 Initialize and free changed_values_stack.
979 (vt_initialize): Initialize preserved_values.
980 (vt_finalize): Free preserved_values.
982 2010-03-08 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/43269
985 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
988 2010-03-08 Martin Jambor <mjambor@suse.cz>
990 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
991 (ipa_is_param_called): Removed.
992 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
993 (ipa_print_node_params): Do not print the called flag.
994 (ipa_write_node_info): Do not stream the called flag.
995 (ipa_read_node_info): Likewise.
997 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1000 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1001 * cselib.c (struct expand_value_data): Add dummy field.
1002 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1004 (cselib_dummy_expand_value_rtx_cb): New function.
1005 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1007 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1008 * var-tracking.c: Include pointer-set.h.
1009 (variable): Change n_var_parts to char from int. Add
1010 cur_loc_changed and in_changed_variables fields.
1011 (variable_canonicalize): Remove.
1012 (shared_var_p): New inline function.
1013 (unshare_variable): Maintain cur_loc_changed and
1014 in_changed_variables fields. If var was in changed_variables,
1015 replace it there with new_var. Just copy cur_loc instead of
1016 resetting it to something else.
1017 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1018 (dataflow_set_union): Don't call variable_canonicalize.
1019 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1020 of their DEBUG_EXPR_TREE_DECLs.
1021 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1022 and in_changed_variables and cur_loc_changed is false.
1023 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1024 and cur_loc_changed. Don't update cur_loc here.
1025 (variable_merge_over_src): Don't call variable_canonicalize.
1026 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1027 removing loc that is equal to cur_loc, clear cur_loc,
1028 set cur_loc_changed and ensure variable_was_changed is called.
1029 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1030 compare pointers in cur_loc check, if it is equal to loc,
1031 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1032 (variable_different_p): Remove compare_current_location argument,
1033 don't compare cur_loc.
1034 (dataflow_set_different_1): Adjust variable_different_p caller.
1035 (variable_was_changed): If dv had some var in changed_variables
1036 already, reset in_changed_variables flag for it and propagate
1037 cur_loc_changed over to the new variable. On empty var
1038 always set cur_loc_changed. Set in_changed_variables on whatever
1039 var is added to changed_variables.
1040 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1041 Use shared_var_p. When removing loc that is equal to cur_loc,
1042 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1043 end, don't set it to something else, just call variable_was_changed.
1044 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1045 loc being removed, clear cur_loc and set cur_loc_changed.
1046 Set cur_loc_changed if all locations have been removed.
1047 (struct expand_loc_callback_data): New type.
1048 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1049 allocated. Always create SUBREGs if simplify_subreg failed.
1050 Prefer to use cur_loc, when that fails and still in
1051 changed_variables (and seen first time) recompute it. Set
1052 cur_loc_changed of variables which had to change cur_loc and
1053 compute elcd->cur_loc_changed if any of the subexpressions used
1054 had to change cur_loc.
1055 (vt_expand_loc): Adjust to pass arguments in
1056 expand_loc_callback_data structure.
1057 (vt_expand_loc_dummy): New function.
1058 (emitted_notes): New variable.
1059 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1060 that weren't used for any other decl in current
1061 emit_notes_for_changes call call vt_expand_loc_dummy to update
1062 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1063 first loc_chain location if NULL before. Always use just
1064 cur_loc instead of first loc_chain location. When cur_loc_changed
1065 is false, when not --enable-checking=rtl just don't emit any note.
1066 When rtl checking, compute the note and assert it is the same
1067 as previous note. Clear cur_loc_changed and in_changed_variables
1068 at the end before removing from changed_variables.
1069 (check_changed_vars_3): New function.
1070 (emit_notes_for_changes): Traverse changed_vars to call
1071 check_changed_vars_3 on each changed var.
1072 (emit_notes_for_differences_1): Clear cur_loc_changed and
1073 in_changed_variables. Recompute cur_loc of new_var.
1074 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1075 (vt_emit_notes): Initialize and destroy emitted_notes.
1077 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1079 PR rtl-optimization/42220
1080 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1081 Use verify_reg_tracked to determine if we should use OP_OUT rather
1083 (build_def_use): If we see an in-out operand for a register that we
1084 know nothing about, treat is an output if possible, fail the block if
1087 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1090 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1093 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1096 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1097 uses of relevant DEFs that are dead outside the loop too.
1099 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1101 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1103 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1105 * var-tracking.c (values_to_unmark): New variable.
1106 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1107 values_to_unmark vector. Moved body to...
1108 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1109 instead queue it into values_to_unmark vector.
1110 (vt_find_locations): Free values_to_unmark vector.
1112 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1114 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1115 (site.exp): Export them when plugins are enabled.
1117 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1120 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1122 (chrec_fold_multiply): Same.
1124 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1127 * c-decl.c (build_compound_literal): Return early if init is
1130 2010-03-04 Martin Jambor <mjambor@suse.cz>
1132 PR tree-optimization/43164
1133 PR tree-optimization/43191
1134 * tree-sra.c (type_consists_of_records_p): Reject records with
1135 zero-size bit-fields at the end.
1137 2010-03-04 Mike Stump <mikestump@comcast.net>
1139 * Makefile.in (TAGS): Remove *.y.
1141 2010-03-04 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/40761
1144 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1146 (my_rev_post_order_compute): New function.
1147 (init_pre): Call it.
1149 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1152 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1153 decrease the cost of an IV candidate when the cost is infinite.
1155 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1157 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1158 Use '3DNow!' for the extension of that name, ensure normal space
1160 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1162 2010-03-03 Jeff Law <law@redhat.com>
1164 * PR middle-end/32693
1165 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1166 than gen_rtx_SUBREG.
1167 (extract_bit_field_1): Likewise.
1169 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1171 * doc/sourcebuild.texi (Test directives): Document that arguments
1172 include-opts and exclude-opts are now optional for dg-skip-if,
1173 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1175 2010-03-03 Jason Merrill <jason@redhat.com>
1178 * cgraph.h (varpool_node): Add extra_name field.
1179 * varpool.c (varpool_extra_name_alias): New.
1180 (varpool_assemble_decl): Emit extra name aliases.
1181 (varpool_mark_needed_node): Look past an extra name alias.
1182 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1183 * lto-streamer-in.c (lto_input_tree): Read it.
1184 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1186 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1188 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1189 (sparc*-*-solaris2*): ...this.
1191 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1194 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1195 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1196 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1197 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1200 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1201 fallthrough to default handling, just with want_address 0 instead of 2.
1202 For single element lists, add_AT_loc directly, otherwise create an
1203 artificial variable DIE and stick location list to it.
1206 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1207 (VAL_EXPR_HAS_REVERSE): Define.
1208 (reverse_op): New function.
1209 (add_stores): For reversible operations add an extra MO_VAL_USE.
1211 2010-03-02 Jason Merrill <jason@redhat.com>
1213 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1215 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1217 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1218 (sparc64-*-linux*): Likewise.
1219 (sparc64-*-solaris2*): Include assembler files before linker ones.
1220 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1221 * config/sparc/gas.h: Delete.
1222 * config/sparc/sol2-64.h: Add copyright notice.
1223 * config/sparc/sol2-gas-bi.h: Likewise.
1224 * config/sparc/sol2-gld.h: Likewise.
1225 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1226 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1227 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1228 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1229 (sparc_elf_asm_named_section): Rename into...
1230 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1232 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1234 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1236 2010-03-02 Jeff Law <law@redhat.com>
1239 * reload1.c (rtx_p, substitute_stack): Declare.
1240 (substitute): Record addresses of changed rtxs.
1241 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1242 Restore the original rtx when complete.
1243 (reload): Free subsitute_stack when complete.
1245 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1247 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1248 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1250 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1251 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1252 Torture Tests): Change from subsection to section.
1254 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1255 Steven Bosscher <steven@gcc.gnu.org>
1257 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1260 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1263 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1264 the assignment from the new induction variable to the assignment
1265 of the value from the original loop PHI function.
1267 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1268 Daniel Jacobowitz <dan@codesourcery.com>
1270 * doc/sourcebuild.texi (Test directives): Clarify options to
1273 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1275 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1276 Disable cfi directives unless GCC and gas agree on using read-only
1277 .eh_frame sections for 64-bit.
1278 * configure: Regenerate.
1280 2010-03-01 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/43220
1283 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1284 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1286 2010-03-01 Richard Guenther <rguenther@suse.de>
1287 Martin Jambor <mjambor@suse.cz>
1290 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1291 gimplified parameters.
1293 2010-03-01 Christian Bruel <christian.bruel@st.com>
1295 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1297 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1299 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1301 2010-03-01 Richard Guenther <rguenther@suse.de>
1304 * expr.c (expand_assignment): Use the alias-oracle to tell
1305 if the rhs aliases the result decl.
1307 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1310 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1311 to sol_gt_pch_get_address.
1312 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1313 64-bit, SPARC and x86.
1314 (sol_gt_pch_get_address): New function.
1316 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1318 * toplev.h (inform_n, error_n): Declare.
1319 * diagnostic.c (inform_n, error_n): New function.
1321 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1323 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1324 has no rtl yet when processing local_decls, queue it and recheck
1325 if deferred stack allocation hasn't assigned it rtl.
1327 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1329 * config/sh/sh.c (unspec_bbr_uid): New.
1330 (gen_block_redirect): Use it instead of INSN_UID.
1331 (gen_far_branch): Likewise.
1333 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1335 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1336 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1338 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1340 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1341 (Warning Options): -Wno-conversion-null is valid for
1342 Objective-C++ as well.
1343 * doc/tm.texi (Named Address Spaces): Likewise.
1344 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1345 * doc/tree-ssa.texi (Tree SSA): Likewise.
1347 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1350 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1351 by default. Don't set the default arch for
1352 i[34567]86-*-darwin*|x86_64-*-darwin*.
1354 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1357 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1358 default. Set the default 32bit/64bit archs with $with_arch
1359 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1361 2010-02-27 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/43186
1364 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1365 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1366 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1367 unroller iterations.
1369 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1371 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1372 required and i[34567]86-*-* targets don't support 64bit ISA.
1374 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1377 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1380 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1382 * config.gcc: Set the default arch at least to Prescott for
1383 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1384 if SSE math is enabled.
1386 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1388 * diagnostic.c (diagnostic_initialize): Update.
1389 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1391 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1392 (diagnostic_inhibit_notes): New.
1393 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1395 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1398 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1399 * doc/standards.texi: Likewise.
1400 * doc/extend.texi: Likewise.
1401 * doc/trouble.texi: Likewise.
1402 * doc/cppopts.texi: Likewise.
1403 * doc/install.texi: Likewise.
1404 * c.opt (std=c90,std=gnu90): New options.
1405 * c-opts.c (c_common_handle_option): Handle them.
1407 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1410 * c-decl.c (undeclared_variable): Use an informative note.
1412 2010-02-26 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/43186
1415 * gimple.h (gimple_fold): Remove.
1416 * gimple.c (gimple_fold): Remove. Inline into single user ...
1417 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1418 Try harder for conditions.
1420 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1423 * function.c (used_types_insert): Don't skip through named pointer
1424 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1425 and it is different from the main variant's type.
1427 2010-02-26 Nick Clifton <nickc@redhat.com>
1429 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1431 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1433 * config.gcc: Support --with-fpmath=sse for x86.
1435 * config/i386/ssemath.h: New.
1437 * doc/install.texi (--with-fpmath=sse): Documented.
1439 2010-02-26 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/43188
1442 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1443 vector types of over-aligned element type.
1445 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1449 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1451 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1453 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1455 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1457 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1458 * var-tracking.c: Include diagnostic.h.
1459 (debug_dv): New function.
1460 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1463 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1464 (add_value_chain, add_value_chains, remove_value_chain,
1465 remove_value_chains): Handle DEBUG_EXPRs.
1466 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1469 * regcprop.c (struct queued_debug_insn_change): New type.
1470 (struct value_data_entry): Add debug_insn_changes field.
1471 (struct value_data): Add n_debug_insn_changes field.
1472 (debug_insn_changes_pool): New variable.
1473 (free_debug_insn_changes, apply_debug_insn_changes,
1474 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1475 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1476 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1478 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1480 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1481 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1482 changes, call cprop_find_used_regs via note_stores.
1483 (copyprop_hardreg_forward): When copying vd from predecessor
1484 which has any queued DEBUG_INSN changes, make sure the pointers are
1485 cleared. At the end call df_analyze and then if there are any
1486 DEBUG_INSN changes queued at the end of some basic block for still
1487 live registers, apply them.
1488 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1490 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1492 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1495 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1497 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1498 targets. Set the default with_cpu/with_arch from arch/cpu.
1499 Allow x86-64 and native for with_cpu/with_arch.
1501 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1503 * ebitmap.c: Change calls to verify_popcount with calls to
1504 sbitmap_verify_popcount.
1505 (ebitmap_clear_bit): Fixed map->cacheindex test and
1506 map>cache update when bit clearing results in an empty
1509 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1512 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1513 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1514 and support both V2DF and V2DI modes.
1515 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1516 support both V2DF and V2DI modes.
1517 (general): Delete trailing whitespace from a few patterns.
1519 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1520 V2DF/V2DI interleave high/low builtins.
1522 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1525 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1526 interleave high/low functions.
1528 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1530 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1531 #pragma extern_prefix.
1533 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1536 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1537 BLKmode, assert op0 is a MEM and just adjust its mode.
1540 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1541 if bitpos isn't multiple of mode's bitsize.
1543 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1545 * c.opt (-ftemplate-depth=): New.
1546 (-ftemplate-depth-): Deprecate.
1547 * optc-gen.awk: Handle -ftemplate-depth=.
1548 * opth-gen.awk: Likewise.
1549 * c-opts.c (c_common_handle_option): Likewise.
1550 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1552 2010-02-24 Jason Merrill <jason@redhat.com>
1554 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1556 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1558 * cfg.c (alloc_aux_for_block): Remove inline.
1559 (alloc_aux_for_edge): Likewise.
1561 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1563 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1565 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1567 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1568 * config/i386/sol2-gas.h: New file.
1569 * config.gcc (i[34567]86-*-solaris2*): Use it.
1571 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1574 * c-typeck.c (ep_convert_and_check): New.
1575 (build_conditional_expr): Use it.
1576 (build_binary_op): Likewise.
1578 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1580 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1583 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1584 bounds even for -O+.
1585 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1586 expr needs to have DECL_NAME set.
1588 2010-02-24 Nick Clifton <nickc@redhat.com>
1590 * config/mep/mep.c: Include gimple.h.
1591 (mep_function_uses_sp): Delete unused function.
1592 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1593 parameters. Use unsigned integers to count args. Return a
1594 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1596 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1599 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1600 greater or equal to nelt instead of 2 * nelt.
1601 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1604 2010-02-23 Jason Merrill <jason@redhat.com>
1607 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1608 in cfun->local_decls even if they have register types.
1611 * stor-layout.c (place_field): Don't warn about unnecessary
1612 DECL_PACKED if the type is packed.
1614 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1617 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1618 GOTOFF relocs, even when the base reg isn't pic pointer.
1620 2010-02-23 Michael Matz <matz@suse.de>
1623 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1624 (expand_gimple_basic_block): Generate and use debug temps if there
1625 are debug uses left after the last real use of TERed ssa names.
1626 Unlink debug immediate uses when they are expanded.
1628 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1631 * config/i386/i386.c (override_options): Reorganise to provide
1632 better error messages.
1634 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1637 * graphite-scop-detection.c (create_single_exit_edge): Move
1638 the call to find_single_exit_edge to....
1639 (create_sese_edges): ...here. Don't handle multiple edges
1640 exiting the function.
1641 (build_graphite_scops): Don't handle multiple edges
1642 exiting the function.
1644 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1647 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1648 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1650 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1653 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1655 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1658 * c-typeck.c (convert_arguments): Print declaration location.
1659 * c-common.c (validate_nargs): Rename as
1660 builtin_function_validate_nargs.
1661 (check_builtin_function_arguments): Update.
1663 2010-02-22 Richard Guenther <rguenther@suse.de>
1666 * tree-inline.c (declare_return_variable): Use the type of
1667 the call stmt lhs if available.
1669 2010-02-22 Duncan Sands <baldrick@free.fr>
1671 * passes.c (register_pass): Always consider all pass lists when
1672 ref_pass_instance_number is zero.
1674 2010-02-22 Richard Guenther <rguenther@suse.de>
1676 PR tree-optimization/42749
1677 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1678 parameter. Do arithmetic in the original type.
1679 (update_accumulator_with_ops): Likewise.
1680 (adjust_accumulator_values): Adjust.
1682 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1684 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1685 (QI to BLKmode splitter): New splitter.
1687 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1689 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1690 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1692 2010-02-22 Richard Guenther <rguenther@suse.de>
1694 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1696 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1698 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1699 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1700 ($(T)crti.o, $(T)crtn.o): Remove rules.
1702 2010-02-21 Tobias Burnus <burnus@net-b.de>
1705 * doc/invoke.texi (-fassociative-math): Document that this
1706 option is automatically enabled for Fortran.
1708 2010-02-20 David S. Miller <davem@davemloft.net>
1710 * configure.ac: Test if linker and assembler properly support
1711 GOTDATA_OP relocations.
1712 * configure: Rebuild.
1713 * config.in: Likewise.
1714 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1715 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1716 (movsi_high_pic): Likewise.
1717 (movdi_lo_sum_pic): Likewise.
1718 (movdi_high_pic): Likewise.
1719 (movsi_pic_gotdata_op): New pattern.
1720 (movdi_pic_gotdata_op): Likewise.
1721 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1722 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1724 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1728 attribute to ssemul.
1729 (xop_mulv2div2di3_high): Ditto.
1731 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1734 * c.opt (Wconversion-null): New option.
1735 * doc/invoke.texi (Wconversion-null): Document.
1737 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1739 * common.opt (Wlarger-than-): Add Undocumented.
1741 2010-02-19 Mike Stump <mikestump@comcast.net>
1743 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1745 2010-02-19 Jason Merrill <jason@redhat.com>
1748 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1749 * configure: Likewise.
1751 2010-02-20 Alan Modra <amodra@gmail.com>
1754 * cgraph.h (cgraph_make_decl_local): Declare.
1755 * cgraph.c (cgraph_make_decl_local): New function.
1756 (cgraph_make_node_local): Use it.
1757 * cgraphunit.c (cgraph_function_versioning): Likewise.
1758 * ipa.c (function_and_variable_visibility): Likewise.
1760 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1763 * except.c (sjlj_emit_function_enter): Don't call
1764 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1766 * rtl.h (add_reg_br_prob_note): Remove prototype.
1768 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1771 * c-common.c (conversion_warning): Remove widening conversions
1772 before checking the conversion of integers to reals.
1774 2010-02-19 Mike Stump <mikestump@comcast.net>
1777 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1780 * cgraphunit.c (process_function_and_variable_attributes): Check
1781 DECL_PRESERVE_P instead of looking up attribute "used".
1782 * ipa-pure-const.c (check_decl): Likewise.
1783 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1784 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1785 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1786 instead of attribute "used".
1787 * config/sol2-c.c (solaris_pragma_init): Likewise.
1788 (solaris_pragma_fini): Likewise.
1790 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1792 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1793 Use XCNEW instead of xcalloc.
1794 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1795 XNEW instead of xmalloc.
1796 (get_fields): Use XNEWVEC instead of xmalloc.
1799 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1800 populate vars array.
1801 (create_new_general_access): For debug stmts just reset value.
1802 (get_stmt_accesses): For accesses within debug stmts just record them
1803 using add_access_to_acc_sites instead of preventing the peeling or
1804 counting them as accesses.
1807 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1809 2010-02-19 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/42916
1812 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1815 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1817 * configure.ac: Replace all uses of changequote in macro arguments
1818 with proper quoting.
1820 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1823 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1825 2010-02-19 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/42944
1828 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1829 test for aliasing with errno.
1831 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1834 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1835 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1836 * dojump.c: Include output.h.
1837 (inv): New inline function.
1838 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1839 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1840 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1841 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1842 argument, pass it down to other calls.
1843 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1844 add REG_BR_PROB note to the conditional jump.
1845 * cfgexpand.c (add_reg_br_prob_note): Removed.
1846 (expand_gimple_cond): Don't call it, add the probability
1847 as last argument to jumpif_1/jumpifnot_1.
1848 * Makefile.in (dojump.o): Depend on output.h.
1849 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1851 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1852 * stmt.c (do_jump_if_equal): Likewise.
1853 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1854 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1855 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1857 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1858 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1859 jumpifnot_1 callers.
1860 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1862 (store_expr): Adjust jumpifnot caller.
1863 (store_constructor): Adjust jumpif caller.
1866 * gimplify.c (gimple_boolify): For __builtin_expect call
1867 gimple_boolify also on its first argument.
1869 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1871 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1873 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1874 * configure: Regenerated.
1876 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1878 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1879 lang_hooks.types_compatible_p instead of comptypes.
1881 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1883 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1884 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1885 if __prefer_thumb__ is defined.
1887 2010-02-18 Martin Jambor <mjambor@suse.cz>
1889 PR tree-optimization/43066
1890 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1891 array with zero-sized element type.
1893 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1895 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1896 rtx, allocate struct var_loc_node here and return it to the
1897 caller, and only if it is actually needed.
1898 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1899 move it earlier and return immediately if it returns NULL.
1901 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1903 * config/sparc/gas.h: New file. Restore
1904 TARGET_ASM_NAMED_SECTION to its ELF default.
1905 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1907 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1908 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1909 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1910 after sparc/sysv4.h.
1912 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1914 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1916 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1918 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1919 patterns from predicated pattern.
1921 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1925 for insn mnemonic suffix.
1927 2010-02-17 Richard Guenther <rguenther@suse.de>
1929 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1932 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1935 * caller-save.c (save_call_clobbered_regs): If BB ends with
1936 a DEBUG_INSN, move any notes in between last real insn and the last
1937 DEBUG_INSN after the last DEBUG_INSN.
1939 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1941 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1942 Fix return type. Fix argument type. Explain meaning of return value.
1944 2010-02-16 Richard Guenther <rguenther@suse.de>
1946 PR tree-optimization/41043
1947 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1948 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1950 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1952 2010-02-16 Ira Rosen <irar@il.ibm.com>
1954 PR tree-optimization/43074
1955 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1956 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1957 vectorizable cycles in hybrid SLP check.
1958 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1960 2010-02-16 Richard Guenther <rguenther@suse.de>
1962 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1963 (true_dependence): If memrefs_conflict_p computes must-alias
1964 trust it. Move TBAA check after offset-based disambiguation.
1965 (canon_true_dependence): Likewise.
1967 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1969 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1970 * doc/invoke.texi: Document it.
1971 * var-tracking.c: Include toplev.h and params.h.
1972 (vt_find_locations): Return bool indicating success. Compute
1973 hash sizes unconditionally. Check new parameter, report.
1974 (variable_tracking_main_1): Check vt_find_locations results and
1975 retry. Renamed from...
1976 (variable_tracking_main): ... this. New wrapper to preserve
1977 flag_var_tracking_assignments.
1978 * Makefile.in (var-tracking.o): Adjust dependencies.
1980 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1981 Jakub Jelinek <jakub@redhat.com>
1984 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1985 if weak_import attribute is present.
1986 * config/darwin.c (machopic_select_section): Likewise.
1988 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1990 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1991 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1992 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1993 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1995 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1998 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2001 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2002 Rewrite text to refer to the names.
2004 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2006 * config/i386/i386-builtin-types.def
2007 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2008 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2009 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2010 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2011 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2012 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2013 IX86_BUILTIN_VPERMIL2PS256.
2014 (MULTI_ARG_4_DF2_DI_I): Defined.
2015 (MULTI_ARG_4_DF2_DI_I1): Defined.
2016 (MULTI_ARG_4_SF2_SI_I): Defined.
2017 (MULTI_ARG_4_SF2_SI_I1): Defined.
2018 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2019 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2020 __builtin_ia32_vpermil2ps256.
2021 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2022 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2023 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2024 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2025 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2026 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2027 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2028 CODE_FOR_xop_vpermil2v8sf3.
2029 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2030 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2031 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2032 (_mm256_permute2_pd): New.
2033 (_mm_permute2_ps): New.
2034 (_mm256_permute2_ps): New.
2036 2010-02-15 Nick Clifton <nickc@redhat.com>
2038 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2039 boolean parameters. Use emit_jump_insn when emitting a pop
2040 instruction containing a return insn.
2041 (push): Use 'true' rather than '1' as second parameter to F.
2042 (h8300_expand_prologue): Likewise.
2043 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2044 (h8300_expand_epilogue): Likewise.
2046 2010-02-15 Richard Guenther <rguenther@suse.de>
2049 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2052 2010-02-15 Nick Clifton <nickc@redhat.com>
2054 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2057 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2059 * intl.c (fake_ngettext): New function.
2060 * intl.h (fake_ngettext): Declare.
2061 (ngettext): Define macro.
2062 * collect2.c (notice_translated): New function.
2063 (main): Use notice_translated and ngettext.
2064 * collect2.h (notice_translated): Declare.
2066 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2068 * reorg.c (delete_computation): Comment fixes.
2069 * caller-save.c (setup_save_areas): Idem.
2070 * sel-sched-dump.c (dump_lv_set): Idem.
2073 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2075 * config/s390/s390.c (s390_sched_init): New function.
2076 (TARGET_SCHED_INIT): Target hook defined.
2078 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2079 Jack Howarth <howarth@bromo.med.uc.edu>
2080 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2083 Partial revert of unintended change in fix for PR41605.
2084 * config/darwin.h: Fix typo.
2085 * config/darwin9.h: Same.
2087 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2089 * c-pch.c (pch_init): Clear v.
2091 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2094 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2095 graphite_can_represent_init for MULT_EXPR.
2097 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2101 * graphite-sese-to-poly.c (remove_phi): New.
2102 (translate_scalar_reduction_to_array): Call remove_phi.
2104 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2107 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2108 * graphite-clast-to-gimple.h (gloog): Update declaration.
2109 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2110 * graphite-poly.h (struct poly_bb): Add missing comments.
2111 (struct scop): Add poly_scop_p field.
2113 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2114 * graphite.c (graphite_transform_loops): Build the polyhedral
2115 representation for each scop before code generation.
2116 * sese.c (rename_variables_in_operand): Removed.
2117 (rename_variables_in_expr): Return the renamed expression.
2118 (rename_sese_parameters): New.
2119 * sese.h (rename_sese_parameters): Declared.
2121 2010-02-11 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/42998
2124 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2125 POINTER_PLUS_EXPR properly.
2127 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2128 Changpeng Fang <changpeng.fang@amd.com>
2131 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2132 the cost of an IV candidate when the IV is used in a test against zero.
2134 * gcc.dg/tree-ssa/ivopts-3.c: New.
2136 2010-02-11 Richard Guenther <rguenther@suse.de>
2139 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2140 pointer-vs-decl case by swapping refs. Handle some cases
2141 of pointer-vs-decl disambiguations more conservatively.
2142 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2143 to false after expanding.
2145 2010-02-11 Richard Guenther <rguenther@suse.de>
2148 * gcc.c (process_command): Handle LTO file@offset case more
2151 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2153 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2154 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2156 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2158 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2159 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2160 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2161 Optimize eq/ne comparisons when both arguments are known to be
2163 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2164 Don't mask operands unnecessarily if they are known to be already
2167 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2169 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2172 2010-02-10 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/43017
2175 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2176 for wrapping signed arithmetic.
2178 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2181 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2182 if no debug info should be emitted for it.
2184 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2186 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2187 note when flag_exceptions is set.
2189 2010-02-10 Duncan Sands <baldrick@free.fr>
2191 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2193 2010-02-10 Richard Guenther <rguenther@suse.de>
2196 * tree.c (get_unwidened): Handle constants.
2197 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2199 2010-02-10 Martin Jambor <mjambor@suse.cz>
2202 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2203 check for variable argument counts independently.
2205 2010-02-10 Christian Bruel <christian.bruel@st.com>
2208 * config/sh/sh.c (find_barrier): Increase length for non delayed
2209 conditional branches.
2211 2010-02-10 Christian Bruel <christian.bruel@st.com>
2213 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2215 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2217 * builtins.c (set_builtin_user_assembler_name): Also handle
2218 ffs if int is smaller than word.
2220 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2223 * ira-conflicts.c (get_dup): Remove.
2224 (process_reg_shuffles): Add new parameter. Use it as an
2225 additional guard for copy generation.
2226 (add_insn_allocno_copies): Rewrite.
2228 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2230 * common.opt (fsched2-use-traces): Preserved for backward
2232 * doc/invoke.texi: Remove the documentation about option
2233 -fsched2-use-traces.
2234 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2235 flag_sched2_use_traces.
2236 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2237 the backward compatibility flag section.
2239 2010-02-09 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/43008
2242 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2243 make HEAP variables initialized from global memory if they
2244 are not known builtin functions.
2245 (find_func_aliases): Adjust.
2247 2010-02-09 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/43000
2250 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2251 arithmetic manually.
2253 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2255 PR tree-optimization/42931
2256 * tree-loop-linear.c (try_interchange_loops): Don't call
2257 double_int_mul if estimated_loop_iterations failed.
2259 2010-02-08 Martin Jambor <mjambor@suse.cz>
2262 * tree-sra.c (build_accesses_from_assign): Do not mark in
2263 should_scalarize_away_bitmap if stmt has volatile ops.
2264 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2267 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2269 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2271 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2273 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2276 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2279 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2281 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2284 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2285 to unknown_dependence.
2286 (graphite_legal_transform_dr): Handle the unknown_dependence.
2287 (graphite_carried_dependence_level_k): Same.
2289 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2291 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2293 2010-02-07 Richard Guenther <rguenther@suse.de>
2296 * expr.c (get_inner_reference): Always initialize *pbitsize.
2298 2010-02-07 Richard Guenther <rguenther@suse.de>
2301 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2302 new ARRAY_REFs on variable size element or minimal index arrays.
2304 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2305 gimple_fold_indirect_ref.
2307 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2310 * arm.c (arm_override_options): Just return if the user has specified
2311 an invalid fpu name.
2313 2010-02-03 Jason Merrill <jason@redhat.com>
2316 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2317 i386_pe_maybe_record_exported_symbol.
2319 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2322 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2323 (pa_delegitimize_address): New function.
2325 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2327 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2328 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2330 2010-02-05 Richard Guenther <rguenther@suse.de>
2333 * lto-streamer-in.c (get_resolution): Deal with references
2334 to undefined functions.
2336 2010-02-05 Richard Guenther <rguenther@suse.de>
2338 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2339 (fold_const_aggregate_ref): Likewise.
2340 (ccp_fold_stmt): Substitute loads.
2341 (maybe_fold_reference): Verify types before substituting.
2343 (fold_gimple_assign): Unshare properly.
2344 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2346 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2348 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2349 for rs6000_gen_cell_microcode.
2351 2010-02-04 Richard Guenther <rguenther@suse.de>
2353 PR rtl-optimization/42952
2354 * dse.c (const_or_frame_p): Remove MEM handling.
2356 2010-02-04 Nick Clifton <nickc@redhat.com>
2358 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2359 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2360 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2361 (mn10300_asm_output_mi_thunk): New function.
2362 (mn10300_can_output_mu_thunk): New function.
2363 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2364 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2365 (FUNCTION_ARG): Delete incorrect comment.
2367 2010-02-03 Jason Merrill <jason@redhat.com>
2370 * fold-const.c (operand_equal_p): Handle erroneous types.
2372 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2374 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2376 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2378 PR rtl-optimization/42941
2379 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2382 2010-02-03 Jason Merrill <jason@redhat.com>
2385 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2387 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2390 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2391 (cselib_reset_table): Renamed from...
2392 (cselib_reset_table_with_next_value): ... this.
2393 (cselib_get_next_uid): Renamed from...
2394 (cselib_get_next_unknown_value): ... this.
2395 * cselib.c (next_uid): Renamed from...
2396 (next_unknown_value): ... this.
2397 (cselib_clear_table): Adjust.
2398 (cselib_reset_table): Adjust. Renamed from...
2399 (cselib_reset_table_with_next_value): ... this.
2400 (cselib_get_next_uid): Adjust. Renamed from...
2401 (cselib_get_next_unknown_value): ... this.
2402 (get_value_hash): Use hash.
2403 (cselib_hash_rtx): Likewise.
2404 (new_cselib_val): Adjust. Set and dump uid.
2405 (cselib_lookup_mem): Pass next_uid as hash.
2406 (cselib_subst_to_values): Likewise.
2407 (cselib_log_lookup): Dump uid.
2408 (cselib_lookup): Pass next_uid as hash. Adjust.
2409 (cselib_process_insn): Adjust.
2410 (cselib_init): Initialize next_uid.
2411 (cselib_finish): Adjust.
2412 (dump_cselib_table): Likewise.
2413 * dse.c (canon_address): Dump value uid.
2414 * print-rtl.c (print_rtx): Print value uid.
2415 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2417 (dv_uid): New function, sort of renamed from...
2418 (dv_htab_hash): ... this, reimplemented in terms of it and...
2419 (dv_uid2hash): ... this. New.
2420 (variable_htab_eq): Drop excess assertions.
2421 (tie_break_pointers): Removed.
2422 (canon_value_cmp): Compare uids.
2423 (variable_post_merge_New_vals): Print uids.
2424 (vt_add_function_parameters): Adjust.
2425 (vt_initialize): Reset table. Adjust.
2427 2010-02-03 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/42944
2430 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2431 (call_may_clobber_ref_p_1): Likewise. Properly handle
2432 malloc and calloc clobbering errno.
2434 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2436 * doc/invoke.texi: Fix name of sched1 dump.
2438 * opts.c (decode_options): Set flag_tree_switch_conversion
2439 only conditionally on optimize >= 2.
2441 * gcse.c: Assorted comment fixes in pass description.
2443 2010-02-03 Anthony Green <green@moxielogic.com>
2445 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2446 nop padding in order to maintain alignment of storage location of
2447 target function address.
2448 (moxie_trampoline_init): Store target function address at newly
2450 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2452 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2454 2010-02-03 Richard Guenther <rguenther@suse.de>
2457 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2459 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2461 * config.gcc: Reenable check for obsolete targets.
2462 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2463 mips-sgi-irix6.[0-4]*.
2465 2010-02-02 Nick Clifton <nickc@redhat.com>
2467 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2468 constant size of 4 as being the same as 0.
2469 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2470 can take values in the range 0..4.
2472 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2475 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2476 as _darwin10_Unwind_FindEnclosingFunction().
2477 * libgcc-libsystem.ver: New.
2479 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2482 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2483 implicitly set registers.
2485 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2487 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2488 (arm_override_options): Allow automatic selection of the thread
2489 pointer register if thumb2.
2490 (legitimize_pic_address): Improve code sequences for Thumb2.
2491 (arm_call_tls_get_addr): Likewise.
2492 (legitimize_tls_address): Likewise.
2493 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2494 (pic_load_addr_32bit): ... this. New named pattern.
2495 * thumb2.md (pic_load_addr_thumb2): Delete.
2496 (pic_load_dot_plus_four): Delete.
2497 (tls_load_dot_plus_four): New named pattern.
2499 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2502 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2503 Document fix for TLS bug.
2505 2010-01-31 Richard Guenther <rguenther@suse.de>
2507 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2508 conservatively correct.
2510 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2514 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2516 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2518 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2522 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2524 * config.gcc: Adjust order of makefile fragments for mingw targets.
2526 2010-01-31 Richard Guenther <rguenther@suse.de>
2529 * gimplify.c (gimplify_init_constructor): For volatile LHS
2530 initialize a temporary.
2532 2010-01-31 Matthias Klose <doko@ubuntu.com>
2534 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2536 * configure: Regenerate.
2538 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2540 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2541 the same alias set and their sizes different constantness.
2542 (aliasing_component_refs_p): Revert 2009-10-24 change.
2544 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2546 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2549 2010-01-29 Richard Guenther <rguenther@suse.de>
2551 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2552 Assert we successfully updated the call.
2554 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2556 PR rtl-optimization/42889
2557 * df.h (df_set_bb_dirty_nonlr): New prototype.
2558 * df-core.c (df_set_bb_dirty_nonlr): New function.
2559 * df-scan.c (df_insn_rescan): Call it instead of
2560 df_set_bb_dirty for DEBUG_INSNs.
2562 2010-01-29 Richard Guenther <rguenther@suse.de>
2565 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2566 quadratic behavior in most cases.
2568 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2572 in the call to gen_x86_movsicc_0_m1.
2574 2010-01-28 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/42871
2577 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2579 2010-01-28 Richard Guenther <rguenther@suse.de>
2581 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2582 into call arguments.
2584 2010-01-28 Richard Guenther <rguenther@suse.de>
2587 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2588 the forwarder if the destination is an EH landing pad.
2590 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2592 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2593 block list passed to gimple_duplicate_sese_tail.
2594 (parallelize_loops): Avoid parallelization when the function
2596 Avoid parallelization when the preheader is IRREDUCIBLE.
2597 Try to optimize when estimated_loop_iterations_int is unresolved.
2598 Add the loop's location to the dump file.
2599 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2600 (gimple_duplicate_sese_tail): Remove the check for the latch.
2601 Redirect nexits to the exit block.
2602 Remove handling of the incoming edges to the latch.
2603 Redirect the backedge from the copied latch to the exit bb.
2605 2010-01-28 Michael Matz <matz@suse.de>
2608 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2609 Wrap force_reg into a sequence, emit it before user.
2611 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2613 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2615 (arm_legacy_rev): Likewise.
2616 (thumb_legacy_rev): Likewise.
2618 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2620 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2621 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2622 on MEM's address failed, try avoid_constant_pool_reference and
2623 recurse if it returned something different.
2624 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2625 address, try avoid_constant_pool_reference and recurse if it
2626 returned something different.
2627 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2628 address and avoid_constant_pool_reference returned something
2629 different, don't set have_address.
2631 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2634 * var-tracking.c (val_store): Add modified argument, obey it.
2636 (count_uses): Move down logging of main.
2637 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2638 don't need resolution.
2639 (emit_notes_in_bb): Likewise.
2641 2010-01-27 Richard Guenther <rguenther@suse.de>
2644 * tree-inline.c (remap_decl): Delay remapping of SSA name
2645 default definitions until we need them.
2647 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2649 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2650 (rs6000_delegitimize_address): New function.
2652 * config/s390/s390.c (s390_delegitimize_address): Call
2653 delegitimize_mem_from_attrs.
2656 * tree-inline.c (cannot_copy_type_1): Removed.
2657 (copy_forbidden): Don't forbid copying of functions containing
2658 records/unions with variable length fields.
2660 2010-01-27 Christian Bruel <christian.bruel@st.com>
2664 * config/sh/sh.c (find_barrier): Increase length for non delayed
2665 conditional branches.
2667 2010-01-27 Matthias Klose <doko@ubuntu.com>
2669 * configure.ac (gnu-unique-object): Fix ldd version check.
2670 * configure: Regenerate.
2672 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2674 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2676 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2677 Test for HAVE_GNU_AS value.
2679 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2681 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2682 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2683 INT64_TYPE): Define.
2684 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2685 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2686 INT_LEAST64_TYPE): Define.
2687 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2688 UINT_LEAST64_TYPE): Define.
2689 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2690 INT_FAST64_TYPE): Define.
2691 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2692 UINT_FAST64_TYPE): Define.
2693 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2694 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2695 (SIG_ATOMIC_TYPE): Define.
2697 2010-01-26 Richard Guenther <rguenther@suse.de>
2699 * df-scan.c (df_scan_set_bb_info): Remove assert.
2700 (df_insn_rescan_debug_internal): Merge asserts.
2701 (df_install_ref): Likewise.
2702 (df_mark_reg): Use bitmap_set_range.
2703 (df_hard_reg_used_p): Remove assert.
2704 (df_hard_reg_used_count): Likewise.
2706 2010-01-26 Richard Guenther <rguenther@suse.de>
2708 PR rtl-optimization/42685
2709 * web.c (web_main): Ignore DEBUG_INSNs.
2711 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2713 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2715 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2716 Fix types of fndecl and arglist parameters.
2718 2010-01-26 Richard Guenther <rguenther@suse.de>
2721 * tree-eh.c (unsplit_eh): Skip debug insns.
2723 2010-01-26 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/42250
2726 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2728 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2731 * omp-low.c (expand_omp_sections): Only use single_pred if
2732 l2_bb is single_pred_p.
2734 2010-01-25 Christian Bruel <christian.bruel@st.com>
2737 * config/sh/sh.c (find_barrier): Increase length for non delayed
2738 conditional branches.
2739 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2741 2010-01-24 David S. Miller <davem@davemloft.net>
2743 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2744 define if not using GAS.
2745 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2746 Likewise. Delete SECTION_MERGE code, which is only applicable
2749 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2752 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2753 mangling of va_list in system headers.
2755 2010-01-23 Toon Moene <toon@moene.org>
2757 * tree-predcom.c (combine_chains): Return NULL, not false.
2759 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2761 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2762 initialization of variable res to agree with return type.
2764 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2766 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2767 * tree-sra.c: Add include of expr.h.
2769 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2771 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2772 insert the debug stmt on the single non-EH edge from the stmt.
2774 2010-01-22 Richard Henderson <rth@redhat.com>
2777 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2778 the RHS until after generate_subtree_copies has insertted its
2779 code before the current statement.
2781 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2783 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2785 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2787 2010-01-21 Martin Jambor <mjambor@suse.cz>
2789 PR tree-optimization/42585
2790 * tree-sra.c (struct access): New field grp_total_scalarization.
2791 (dump_access): Dump the new field.
2792 (should_scalarize_away_bitmap): New variable.
2793 (cannot_scalarize_away_bitmap): Likewise.
2794 (sra_initialize): Allocate new bitmaps.
2795 (sra_deinitialize): Free new bitmaps.
2796 (create_access_1): New function.
2797 (create_access): Parts moved to create_access_1.
2798 (type_consists_of_records_p): New function.
2799 (completely_scalarize_record): Likewise.
2800 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2801 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2802 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2804 (analyze_all_variable_accesses): Completely scalarize small eligible
2807 2010-01-21 Martin Jambor <mjambor@suse.cz>
2809 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2811 2010-01-21 Andrew Haley <aph@redhat.com>
2813 * gcc.c (process_command): Move lang_specific_driver before
2814 setting cc_libexec_prefix.
2816 2010-01-21 Richard Guenther <rguenther@suse.de>
2819 * fold-const.c (negate_expr_p): Pretend only negative
2820 real constants are easily negatable.
2822 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2823 Jason Merrill <jason@redhat.com>
2825 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2826 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2827 * calls.c (initialize argument_information): Handle it.
2828 * c-common.c (handle_transparent_union_attribute): Use new name.
2829 * c-decl.c (finish_struct): Ditto.
2830 * c-typeck.c (type_lists_compatible_p): Ditto.
2831 (convert_for_assignment): Use new name and also handle record.
2832 * function.c (aggregate_value_p): Handle it.
2833 (pass_by_reference): Ditto.
2834 (assign_parm_data_types): Ditto.
2835 * print-tree.c (print_node): Ditto.
2836 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2837 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2838 * tree.c (first_field): New fn.
2840 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2843 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2844 even when linking statically, for now.
2846 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2849 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2850 without a cselib val.
2851 (count_uses): Accept MO_VAL_SET with no val on stores.
2852 (add_stores): Likewise.
2854 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2856 * var-tracking.c (check_value_val): Add a compile time assertion.
2857 (dv_is_decl_p): Simplify.
2858 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2859 gcc_assert if ENABLE_CHECKING.
2861 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2864 * var-tracking.c: Include tree-flow.h.
2865 (mem_dies_at_call): New.
2866 (dataflow_set_preserve_mem_locs): Use it.
2867 (dataflow_set_remove_mem_locs): Likewise.
2868 (dump_var): Renamed from dump_variable. Adjust all callers.
2869 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2870 * Makefile.in (var-tracking.o): Adjust deps.
2872 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2874 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2876 2010-01-20 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/42717
2879 * tree-ssa-dce.c (get_live_post_dom): Remove.
2880 (forward_edge_to_pdom): Take an arbitrary edge to copy
2881 degenerate PHI args from.
2882 (remove_dead_stmt): Use the first post-dominator even if it
2883 does not contain live statements as redirection destination.
2885 2010-01-20 Richard Guenther <rguenther@suse.de>
2887 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2889 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2891 * sel-sched.c (create_speculation_check): Remove set but not used
2893 (try_transformation_cache): Remove set but not used variable ds.
2894 (calculate_privileged_insns): Remove set but not used variables
2895 cur_insn and min_spec_insn.
2896 (find_best_expr): Remove set but not used variable avail_n.
2897 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2899 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2901 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2902 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2905 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2908 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2909 cpu types. Add support for *-sse3 cpu types.
2910 (x86_64-*-*): Ditto.
2912 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2915 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2916 argument, call initializer_constant_valid_p_1 instead of
2917 initializer_constant_valid_p, pass CACHE to it, return NULL
2918 immediately if first call returns NULL.
2919 (initializer_constant_valid_p_1): New function.
2920 (initializer_constant_valid_p): Use it.
2922 2010-01-20 Thomas Quinot <quinot@adacore.com>
2924 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2926 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2928 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2929 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2930 (loc_list_from_tree): Don't handle unsigned division. Handle
2931 signed modulo using DW_OP_{over,over,div,mul,minus}.
2932 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2933 modulo instead of signed.
2935 2010-01-20 DJ Delorie <dj@redhat.com>
2937 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2939 (h8300_emit_stack_adjustment): Propogate it.
2941 (h8300_expand_prologue): Likewise.
2942 (h8300_expand_epilogue): Likewise.
2944 2010-01-19 Michael Matz <matz@suse.de>
2946 PR tree-optimization/41783
2947 * tree-data-ref.c (toplevel): Include flags.h.
2948 (dump_data_dependence_relation): Also dump the inputs if the
2949 result will be unknown.
2950 (split_constant_offset_1): Look through some conversions.
2951 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2952 the offset from last element is too large.
2953 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2954 (reassociate_to_the_same_stmt): Handle vector registers.
2955 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2957 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2958 wide_prolog_niters argument, emit widening instructions.
2959 (vect_do_peeling_for_alignment): Adjust caller, use widened
2960 variant of the iteration cound.
2961 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2963 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2966 * config/arm/neon-testgen.m (emit_automatics): New parameter
2967 features. Adjust for Fixed_return_reg feature.
2968 (test_intrinsic): Call emit_automatics with new feature.
2969 * config/arm/neon.ml: Update copyright years.
2970 (features): New Fixed_return_reg feature.
2971 (ops): Update feature for Vget_low.
2973 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2975 PR tree-optimization/42719
2976 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2980 * fwprop.c (all_uses_available_at): Return false if def_set dest
2981 is a REG that is used in def_insn.
2983 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2985 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2987 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2990 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2992 * target.h (struct gcc_target) <secondary_reload>: Change type
2993 of last argument to secondary_reload_info *.
2995 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2998 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2999 memory references with unaligned offsets. Remove CQImode handling.
3000 (unaligned_memory_operand): Return 1 for memory references with
3001 unaligned offsets. Remove CQImode handling.
3003 2010-01-18 Richard Guenther <rguenther@suse.de>
3006 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3009 2010-01-18 Richard Guenther <rguenther@suse.de>
3011 PR tree-optimization/42781
3012 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3013 restrict processing only if the original variable was artificial.
3015 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3017 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3018 find number of popped argument bytes.
3020 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3021 Fix the text that describes the return value for invalid insns.
3023 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3025 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3026 Clarify what 'cost of the -dependence' is. Fix quoting.
3028 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3029 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3031 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3033 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3034 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3036 2010-01-17 Richard Guenther <rguenther@suse.de>
3039 * function.c (split_complex_args): Take a VEC to modify.
3040 (assign_parms_augmented_arg_list): Build a VEC instead of
3041 a chain of PARM_DECLs.
3042 (assign_parms_unsplit_complex): Take a VEC of arguments.
3043 Do not fixup unmodified parms.
3044 (assign_parms): Deal with the VEC.
3045 (gimplify_parameters): Likewise.
3047 2010-01-17 Richard Guenther <rguenther@suse.de>
3049 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3050 node existence check.
3051 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3052 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3053 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3054 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3055 (gimple_execute_on_growing_pred): Likewise.
3057 2010-01-17 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/42773
3060 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3061 (compute_antic_aux): Likewise.
3062 (compute_partial_antic_aux): Likewise.
3064 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3067 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3070 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3072 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3075 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3076 Fix markup for strict argument.
3078 (TARGET_SCHED_REORDER2): Fix argument types.
3080 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3081 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3083 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3084 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3086 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3089 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3090 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3091 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3092 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3093 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3095 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3097 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3099 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3100 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3102 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3104 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3107 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3109 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3110 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3112 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3114 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3116 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3117 referring to it. Fix language.
3119 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3121 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3123 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3125 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3127 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3128 '@var{stream}. Remove stray 'and'.
3130 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3132 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3134 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3136 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3137 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3139 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3140 Fix description of return value.
3141 Rename argument "sz" to "len."
3143 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3144 Clarify meaning of 'true' return value.
3146 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3148 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3149 rep_mode versus mode_rep.
3151 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3153 (TARGET_BUILTIN_DECL): Fix name.
3155 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3157 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3159 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3161 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3163 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3165 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3168 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3169 Rename argument tm_fn to md_fn.
3171 (TARGET_OPTION_PRINT): Fix argument list.
3173 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3176 * config/i386/i386.c (ix86_fixup_binary_operands):
3177 Revert FMA4 fixup of operands.
3179 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3182 * Makefile.in (write_entries_to_file, install-plugin):
3183 Use \012 instead of \n with tr.
3185 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3187 * configure.ac (HAVE_AS_REF): New C macro.
3188 * configure: Regenerate.
3189 * config.in: Likewise.
3190 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3192 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3195 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3197 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3199 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3201 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3203 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3205 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3207 (TARGET_BINDS_LOCAL_P): Fix argument type.
3209 (TARGET_ASM_FILE_END): Use prototype.
3211 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3213 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3215 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3217 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3219 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3220 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3222 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3223 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3225 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3226 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3227 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3228 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3230 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3232 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3234 (TARGET_INIT_BUILTINS): Use prototype.
3236 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3237 Put 'const char *' in braces. Fix parameter types.
3238 (TARGET_INVALID_CONVERSION): Fix parameter types.
3239 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3240 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3242 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3245 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3247 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3249 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3251 * doc/tm.texi (TARGET_HELP): Fix return type.
3253 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3254 in braces. Fix argument types.
3256 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3258 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3260 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3262 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3263 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3265 (TARGET_MANGLE_TYPE): Fix argument types.
3267 (TARGET_IRA_COVER_CLASSES): Use prototype.
3269 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3271 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3273 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3275 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3277 (TARGET_CALLEE_COPIES): Fix argument types.
3279 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3281 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3283 (TARGET_FUNCTION_VALUE): Fix argument types.
3285 (TARGET_RETURN_IN_MSB): Fix argument type.
3287 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3289 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3291 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3293 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3294 agree with return type.
3296 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3298 2010-01-15 Jing Yu <jingyu@google.com>
3300 PR rtl-optimization/42691
3301 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3302 a pseudo to a constant and are merged, and adjust comments.
3304 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3306 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3308 2010-01-15 Richard Guenther <rguenther@suse.de>
3311 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3312 labels of computed or non-local gotos to the destination.
3313 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3314 landing pad label is the first label.
3316 2010-01-15 Richard Guenther <rguenther@suse.de>
3318 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3320 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3323 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3324 to allow generation of the xssqrtdp instruction on power7.
3325 (sqrtdf2_fpr): Ditto.
3327 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3330 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3331 functions with noreturn attribute.
3334 * varasm.c (declare_weak): Add weak attribute to decl if it
3335 doesn't have one already.
3336 (assemble_external): Only add decls to weak_decls if they also
3337 have weak attribute.
3339 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3341 * var-tracking.c (var_reg_delete): Don't delete the association
3342 between REGs and values or one-part variables if the register
3345 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3348 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3349 because its first operand is a non-localized variable.
3351 2010-01-14 Martin Jambor <mjambor@suse.cz>
3353 PR tree-optimization/42706
3354 * tree-sra.c (encountered_recursive_call): New variable.
3355 (encountered_unchangable_recursive_call): Likewise.
3356 (sra_initialize): Initialize both new variables.
3357 (callsite_has_enough_arguments_p): New function.
3358 (scan_function): Call decl and flags check only for IPA-SRA, check
3359 whether there is a recursive call and whether it has enough arguments.
3360 (all_callers_have_enough_arguments_p): New function.
3361 (convert_callers): Look for recursive calls only when
3362 encountered_recursive_call is set.
3363 (ipa_early_sra): Bail out either if
3364 !all_callers_have_enough_arguments_p or
3365 encountered_unchangable_recursive_call.
3367 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3369 * sel-sched.c: Add 2010 to copyright years.
3370 * sel-sched-ir.c: Likewise.
3371 * sel-sched-ir.h: Likewise.
3373 2010-01-14 Martin Jambor <mjambor@suse.cz>
3375 PR tree-optimization/42714
3376 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3377 constructors specially.
3379 2010-01-14 Andi Kleen <ak@linux.intel.com>
3381 * config/i386/drivers-i386.c (detect_caches_intel):
3382 Add l2sizekb parameter and fill in.
3383 (host_detect_local_cpu): Add l2sizekb, fill in.
3384 Add Atom small cache heuristic.
3386 2010-01-14 Andi Kleen <ak@linux.intel.com>
3388 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3389 Add level3 parameter and fill in.
3390 (detect_caches_intel): Handle level3 cache.
3392 2010-01-14 Andi Kleen <ak@linux.intel.com>
3394 * config/i386/drivers-i386.c (host_detect_local_cpu):
3395 Fix core duo detection.
3397 2010-01-14 Andi Kleen <ak@linux.intel.com>
3399 * config/i386/drivers-i386.c (host_detect_local_cpu):
3402 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3404 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3405 (rs6000_variable_issue_1): this. Use...
3406 (rs6000_variable_issue): here. Reimplement. Print debug info.
3408 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3410 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3411 sel_restore_notes. Update all callers. Call reemit_notes
3414 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3416 PR rtl-optimization/42246
3417 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3420 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3422 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3423 all successors is the same as number of successors in current region.
3425 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3427 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3428 to rename is not separable. Otherwise check that its LHS is not NULL.
3430 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3432 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3434 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3436 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3437 available registers when failed to discover LHS register class.
3438 Fix indentation. Update comment.
3440 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3441 Alexander Monakov <amonakov@ispras.ru>
3443 PR rtl-optimization/42389
3444 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3446 (advance_state_on_fence): Likewise.
3447 (sel_target_adjust_priority): Print debug output only when
3448 sched_verbose >= 4, not 2.
3449 (get_expr_cost): Do not issue all unique insns on the next cycle.
3450 (fill_insns): Initialize can_issue_more from the value saved
3452 * sel-sched-ir.c (flist_add): New parameter issue_more.
3453 Init FENCE_ISSUE_MORE with it.
3454 (merge_fences): Likewise.
3455 (init_fences): Update call to flist_add.
3456 (add_to_fences, add_clean_fence_to_fences)
3457 (add_dirty_fence_to_fences): Likewise.
3458 (move_fence_to_fences): Update call to merge_fences.
3459 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3461 * sel-sched-ir.h (struct _fence): New field issue_more.
3462 (FENCE_ISSUE_MORE): New accessor macro.
3464 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3466 PR rtl-optimization/42388
3467 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3468 that have no predecessors nor successors. Do not call move_bb_info
3469 for empty blocks outside of current region.
3471 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3473 PR rtl-optimization/42294
3474 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3475 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3476 originators' originators.
3478 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3480 PR rtl-optimization/39453
3481 PR rtl-optimization/42246
3482 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3484 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3486 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3487 Alexander Monakov <amonakov@ispras.ru>
3490 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3491 (maybe_tidy_empty_bb): ... here. Make static. Add new
3492 argument. Update all callers.
3493 (tidy_control_flow): ... and here. Recompute topological order
3494 of basic blocks in region if necessary.
3495 (sel_redirect_edge_and_branch): Change return type. Return true
3496 if topological order might have been invalidated.
3497 (purge_empty_blocks): Export and move from...
3498 * sel-sched.c (purge_empty_blocks): ... here.
3499 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3500 (maybe_tidy_empty_bb): Delete prototype.
3501 (purge_empty_blocks): Declare.
3503 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3505 PR rtl-optimization/42249
3506 * sel-sched.c (try_replace_dest_reg): When chosen register
3507 and original register is the same, do not bail out early, but
3508 still check all original insns for validity of replacing destination
3509 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3512 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3515 Port from no-undefined-overflow branch:
3516 2009-03-09 Richard Guenther <rguenther@suse.de>
3518 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3520 2010-01-14 Richard Guenther <rguenther@suse.de>
3523 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3525 2010-01-14 Ira Rosen <irar@il.ibm.com>
3527 PR tree-optimization/42709
3528 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3529 as scalar type in creation of constant vector operand.
3531 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3534 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3535 (check-parallel-%): Match `testsuite' directory component only
3538 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3540 PR translation/39521
3541 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3544 2010-01-13 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/42730
3547 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3550 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3553 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3554 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3557 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3559 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3560 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3561 ___umulsi3_highpart.
3563 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3564 rather than schedule_insns if the pass is enabled.
3566 2010-01-13 Martin Jambor <mjambor@suse.cz>
3568 PR tree-optimization/42704
3569 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3572 2010-01-13 Martin Jambor <mjambor@suse.cz>
3574 PR tree-optimization/42703
3575 * tree-sra.c (analyze_access_subtree): Check that we can build a
3576 reference to the original data within the aggregate.
3578 2010-01-13 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/42705
3581 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3583 2010-01-13 Richard Guenther <rguenther@suse.de>
3586 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3588 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3591 * var-tracking.c (values_to_unmark): New variable.
3592 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3593 values_to_unmark vector. Moved body to...
3594 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3595 instead queue it into values_to_unmark vector.
3596 (vt_find_locations): Free values_to_unmark vector.
3598 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3600 * config/s390/s390.c (override_options): Set
3601 default of max-pending-list-length to 256
3603 2010-01-13 Richard Guenther <rguenther@suse.de>
3606 * tree-pass.h (PROP_gimple_lcx): New.
3607 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3608 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3609 before the final cleanup_eh.
3610 (dump_properties): Dump PROP_gimple_lcx.
3611 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3612 (tree_lower_complex_O0): Remove.
3613 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3614 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3615 tree_lower_complex, schedule TODO_update_ssa.
3616 * lto-streamer-out.c (output_function): Stream the functions
3618 * lto-streamer-in.c (input_function): Likewise.
3619 (lto_read_body): Do not override them here.
3621 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3624 * c-typeck.c (build_c_cast): Fold value cast to union type before
3625 wrapping it in a CONSTRUCTOR.
3627 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3629 PR rtl-optimization/42699
3630 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3633 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3635 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3636 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3637 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3638 SUBTARGET_WARN_UNUSED_SPEC): ... here
3639 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3641 2010-01-12 Julian Brown <julian@codesourcery.com>
3643 * config/arm/neon-schedgen.ml (Utils): Don't try to
3644 open missing module.
3645 (find_with_result): New.
3647 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3650 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3651 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3653 PR tree-optimization/42645
3654 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3655 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3656 decl_map, set processing_debug_stmt to -1 and return name without
3659 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3661 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3662 binutils version, and reword target configuration description.
3664 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3666 * config/avr/avr.h (LINKER_NAME): Remove.
3668 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3671 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3672 that support VSX, warn for -mno-altivec if vsx is not disabled,
3675 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3676 Shujing Zhao <pearly.zhao@oracle.com>
3678 PR translation/42469
3679 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3680 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3681 character between option name and help text.
3682 * c.opt (imultilib): Likewise.
3684 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3686 * lto-streamer-out.c (output_unreferenced_globals): Output static
3689 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3691 PR rtl-optimization/42621
3692 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3693 optimizing for size.
3694 (duplicate_computed_gotos): Remove now-redundant check.
3696 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3699 * configure.ac: Save and restore LDFLAGS and LIBS
3700 * configure: Regenerate.
3702 2010-01-10 Richard Guenther <rguenther@suse.de>
3705 * builtins.c (fold_builtin_strlen): Add type argument and
3706 convert the resulting length to it.
3707 (fold_builtin_1): Adjust.
3709 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3711 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3712 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3714 (num_insns_constant_wide): Adjust for that change.
3716 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3719 * web.c (union_defs): Add used argument, to combine uses of
3721 (entry_register): Adjust type and tests of used argument.
3722 (web_main): Widen used for new use. Pass it to union_defs.
3723 * df.h (union_defs): Adjust prototype.
3725 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3728 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3729 uses in new incoming argument. Free body.
3730 (reset_debug_uses_in_loop): New.
3731 (analyze_insn_to_expand_var): Call the latter if the former found
3732 anything. Fix whitespace. Reject invalid dest overlaps before
3733 going through all insns in the loop.
3735 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3738 * haifa-sched.c (dying_use_p): Debug insns don't count.
3740 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3743 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3744 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3745 (verify_gimple_call): Reject LHS in noreturn calls.
3747 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3751 * tree-vect-loop-manip.c (adjust_info): New type.
3752 (adjust_vec): New pointer to vector.
3753 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3754 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3755 (slpeel_update_phis_for_duplicate_loop): Use them.
3756 (slpeel_update_phi_nodes_for_guard1): Likewise.
3757 (slpeel_update_phi_nodes_for_guard2): Likewise.
3758 (slpeel_tree_peel_loop_to_edge): Likewise.
3759 (vect_update_ivs_after_vectorizer): Likewise.
3761 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3763 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3764 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3766 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3768 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3769 bogus uninitialized warning.
3771 2010-01-09 Richard Guenther <rguenther@suse.de>
3774 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3775 the evolution is compatible with the initial condition.
3777 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3779 * gcc.c (process_command): Update copyright notice dates.
3780 * gcov.c (print_version): Likewise.
3781 * gcov-dump.c (print_version): Likewise.
3782 * mips-tfile.c (main): Likewise.
3783 * mips-tdump.c (main): Likewise.
3785 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3788 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3790 (rotlhi3_8): Delete.
3792 (rotlsi3_8): Delete.
3793 (rotlsi3_16): Delete.
3794 (rotlsi3_24): Delete.
3796 (*rotw<mode>3): New.
3797 (*rotb<mode>3): New.
3798 * config/avr/avr.c (avr_rotate_bytes): New function.
3799 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3801 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3804 * configure.ac: Modify -rdynamic check.
3805 * configure: Regenerate.
3807 2010-01-08 DJ Delorie <dj@redhat.com>
3809 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3810 register popping order.
3812 2010-01-08 Richard Guenther <rguenther@suse.de>
3815 * c.opt (fsigned-char): Also let LTO handle this option.
3816 (funsigned-char): Likewise.
3818 2010-01-07 Richard Guenther <rguenther@suse.de>
3820 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3821 (gimple_op): Likewise.
3822 (gimple_op_ptr): Likewise.
3823 (gimple_assign_set_lhs): Remove gcc_assert.
3824 (gimple_assign_set_rhs1): Likewise.
3825 (gimple_assign_set_rhs2): Likewise.
3826 (gimple_call_set_lhs): Likewise.
3827 (gimple_call_set_fn): Likewise.
3828 (gimple_call_set_fndecl): Likewise.
3829 (gimple_call_fndecl): Likewise.
3830 (gimple_call_return_type): Likewise.
3831 (gimple_call_set_chain): Likewise.
3832 (gimple_call_num_args): Likewise.
3833 (gimple_call_set_arg): Likewise.
3834 (gimple_cond_set_code): Likewise.
3835 (gimple_cond_set_lhs): Likewise.
3836 (gimple_cond_set_rhs): Likewise.
3837 (gimple_cond_set_true_label): Likewise.
3838 (gimple_cond_set_false_label): Likewise.
3839 (gimple_label_set_label): Likewise.
3840 (gimple_goto_set_dest): Likewise.
3841 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3842 (gimple_debug_bind_get_value): Likewise.
3843 (gimple_debug_bind_get_value_ptr): Likewise.
3844 (gimple_debug_bind_set_var): Likewise.
3845 (gimple_debug_bind_set_value): Likewise.
3846 (gimple_debug_bind_reset_value): Likewise.
3847 (gimple_debug_bind_has_value_p): Likewise.
3848 (gimple_return_retval_ptr): Remove gcc_assert.
3849 (gimple_return_retval): Likewise.
3850 (gimple_return_set_retval): Likewise.
3851 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3852 (safe_referenced_var_iterator): Remove.
3853 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3854 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3855 (fill_referenced_var_vec): Remove.
3856 (first_readonly_imm_use): Remove redundant gcc_assert.
3857 (phi_arg_index_from_use): Combine gcc_asserts.
3858 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3859 (first_imm_use_stmt): Remove redundant gcc_assert.
3860 * tree-cfg.c (verify_gimple_call): Verify function and chain
3861 operands. Verify arguments.
3862 (verify_types_in_gimple_stmt): Verify condition code and labels.
3864 2010-01-07 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/42641
3867 * sese.c (rename_map_elt_info): Use the SSA name version, do
3870 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3872 PR tree-optimization/42625
3873 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3874 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3876 2010-01-07 Duncan Sands <baldrick@free.fr>
3878 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3880 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3883 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3884 note itself is not function_invariant_p.
3886 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3888 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3889 Do not add the DF_NOTE problem.
3890 * store-motion.c (execute_rtl_store_motion): Likewise.
3892 2010-01-07 Martin Jambor <mjambor@suse.cz>
3894 PR tree-optimization/42157
3895 * tree-sra.c (compare_access_positions): Stabilize sort if both
3896 accesses have integer types, return zero immediately if they are the
3899 2010-01-06 Richard Henderson <rth@redhat.com>
3902 * haifa-sched.c (add_to_note_list): Merge into ...
3903 (concat_note_lists): ... here, and ...
3904 (unlink_other_notes, rm_other_notes): Merge into...
3905 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3906 NOTE_INSN_EPILOGUE_BEG.
3908 2010-01-06 Richard Guenther <rguenther@suse.de>
3910 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3911 not inline regular functions into always-inline functions.
3913 2010-01-06 Nick Clifton <nickc@redhat.com>
3915 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3916 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3918 (OVERRIDE_OPTIONS): Delete.
3919 (OPTIMIZATION_OPTIONS): Define.
3920 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3921 * config/rx/rx.c (rx_handle_option): Issue an error message if
3922 -mcpu=rx200 and -fpu are used together.
3923 (rx_set_optimization_options): New function. Issue an error
3924 message if an optimization attribute attempts to reset the FPU/
3925 math optimization pairing.
3926 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3927 * config/rx/rx.opt: Set the default to 32-bit doubles.
3928 * config/rx/t-rx: Add multilibs for -nofpu option.
3929 * doc/invoke.texi: Update documentation of RX options.
3931 2010-01-06 Richard Guenther <rguenther@suse.de>
3933 * tree-ssa-pre.c (name_to_id): New global.
3934 (alloc_expression_id): Simplify SSA name handling.
3935 (lookup_expression_id): Likewise.
3936 (init_pre): Zero name_to_id.
3937 (fini_pre): Free it.
3939 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3941 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3943 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3946 * config/i386/sse.md (smaxv2di3): New.
3947 (umaxv2di3): Likewise.
3948 (sminv2di3): Likewise.
3949 (uminv2di3): Likewise.
3951 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3954 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3955 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3956 (legitimize_tls_address): Likewise.
3957 (sparc_tls_referenced_p): Likewise.
3958 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3959 and adjust calls to legitimize_pic_address.
3960 (legitimate_constant_p) Use sparc_tls_referenced_p.
3961 (legitimate_pic_operand_p): Likewise.
3962 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3963 (sparc_tls_symbol_ref_1): Delete.
3964 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3965 (legitimize_tls_address): Make static, handle CONST patterns.
3966 (legitimize_pic_address): Make static, remove unused parameter and
3967 adjust recursive calls.
3968 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3969 and adjust call to legitimize_pic_address.
3970 (sparc_output_mi_thunk): Likewise.
3972 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3973 H.J. Lu <hongjiu.lu@intel.com>
3976 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3977 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3978 operands to make them signed.
3981 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3984 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3985 GTU to GT for V4SI and V2DI.
3987 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3988 (umin<mode>3): Removed.
3990 (uminv4si3): Likewise.
3992 2010-01-05 Martin Jambor <mjambor@suse.cz>
3994 PR tree-optimization/42462
3995 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3996 current_function_decl to helper functions and macros.
3998 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4001 * flags.h: Don't include real.h.
4002 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4003 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4004 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4005 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4006 * dominance.c: Update copyright.
4007 * gimple.c (walk_gimple_op): Remove inline.
4008 * tree-ssa-reassoc.c: Include real.h.
4009 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4010 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4012 2010-01-05 Nick Clifton <nickc@redhat.com>
4014 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4015 register to push into the stack frame when the accumulator has to
4016 be saved during interrupts.
4018 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4020 * doc/invoke.texi: Remove the documentation about option
4022 * common.opt (Wunreachable-code): Preserved for backward
4024 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4025 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4026 the backward compatibility flag section.
4028 2010-01-05 Richard Guenther <rguenther@suse.de>
4030 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4032 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4035 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4037 PR tree-optimization/42508
4038 * tree-sra.c (convert_callers): Check for recursive call
4039 by comparing cgraph nodes instead of decls.
4040 (modify_function): Call ipa_modify_formal_parameters also
4041 on all same_body aliases.
4043 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4044 cgraph nodes when checking for same_body aliases.
4046 2010-01-05 Richard Guenther <rguenther@suse.de>
4048 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4049 allocation and lookup.
4050 (get_or_alloc_expr_for_constant): Likewise.
4051 (phi_translate): Sink allocation.
4053 2010-01-04 Richard Guenther <rguenther@suse.de>
4055 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4056 a new entry only if needed.
4057 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4058 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4060 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4062 (phi_translate): Handle CONSTANTs early.
4064 2010-01-04 Martin Jambor <mjambor@suse.cz>
4066 PR tree-optimization/42398
4067 * tree-sra.c (struct access): Removed flag grp_different_types.
4068 (dump_access): Do not dump the removed flag.
4069 (sort_and_splice_var_accesses): Do not set the removed flag.
4070 (sra_modify_expr): Check for type compatibility directly.
4072 2010-01-04 Martin Jambor <mjambor@suse.cz>
4074 PR tree-optimization/42366
4075 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4076 edges with variable number of parameters.
4077 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4078 flag instead of asserting it.
4079 (ipa_read_node_info): Read uses_analysis_done flag.
4081 2010-01-04 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4084 iterative_hash_* as intended.
4085 (vn_reference_compute_hash): Likewise. Simplify hashing
4087 (vn_reference_lookup_2): Likewise.
4088 (vn_nary_op_compute_hash): Likewise.
4089 (vn_phi_compute_hash): Likewise.
4090 (expressions_equal_p): Remove strange code.
4091 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4092 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4093 (bitmap_insert_into_set_1): Take value-id as parameter.
4094 (add_to_value): Pass it.
4095 (bitmap_insert_into_set): Likewise.
4096 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4098 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4101 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4102 (do_self_spec): For switches with SWITCH_IGNORE set set also
4103 SWITCH_IGNORE_PERMANENTLY.
4104 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4107 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4109 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4110 tree of an unreferenced global var.
4112 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4115 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4116 GTU to GT for V4SI and V2DI.
4118 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4119 (umin<mode>3): Removed.
4121 (uminv4si3): Likewise.
4123 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4126 * collect2.c (main): Turn on trace in collect2 if -v is passed
4129 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4131 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4132 description of expression operand.
4134 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4136 * configure.ac: Add install-html to target_list for Make-hooks.
4137 * configure: Regenerate.
4138 * fortran/Make-lang.in (F95_HTMLFILES): New.
4139 (fortran.html): Use it.
4140 (fortran.install-html): New.
4141 * Makefile.in (install-html): Add lang.install-html.
4142 * java/Make-lang.in (JAVA_HTMLFILES): New.
4143 (java.html): Use it.
4144 (java.install-html): New.
4145 * objc/Make-lang.in (objc.install-html): New.
4146 * objcp/Make-lang.in (obj-c++.install-html): New.
4147 * cp/Make-lang.in (c++.install-html): New.
4148 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4149 * lto/Make-lang.in (lto.install-html): New.
4151 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4154 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4156 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4158 PR rtl-optimization/41862
4159 * store-motion.c (store_killed_in_insn, compute_store_table,
4160 remove_reachable_equiv_notes, replace_store_insn,
4161 build_store_vectors): Ignore all DEBUG_INSNs.
4163 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4166 * common.opt: Add dumpdir.
4168 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4170 (option_map): Add --dumpdir.
4172 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4174 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4176 * opts.c (decode_options): Try dump_dir_name first if
4177 dump_base_name isn't an absolute path.
4178 (common_handle_option): Handle OPT_dumpdir.
4180 * toplev.c (dump_dir_name): New.
4181 (print_switch_values): Also ignore -dumpdir.
4183 * toplev.h (dump_dir_name): New.
4185 2010-01-03 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/42589
4188 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4189 double-word expansion of bswap32.
4191 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4193 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4194 with BLOCK_FOR_INSN.
4195 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4196 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4197 noce_process_if_block): Likewise.
4198 * gcse.c (compute_local_properties, insert_expr_in_table,
4199 insert_set_in_table, canon_list_insert, find_avail_set,
4200 pre_insert_copy_insn): Likewise.
4202 * basic-block.h (BLOCK_NUM): Move from here...
4203 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4205 2010-01-03 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/42438
4208 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4209 contains_may_not_return_call flag.
4210 (BB_MAY_NOTRETURN): New.
4211 (valid_in_sets): Trapping nary operations are not valid
4212 in blocks that may not return.
4213 (insert_into_preds_of_block): Remove check for trapping expressions.
4214 (compute_avail): Compute also BB_MAY_NOTRETURN.
4216 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4218 * doc/invoke.texi: Add 2010 to copyright years.
4220 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4222 * config/sparc/sparc.c: Fix formatting nits.
4224 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4225 Alexander Monakov <amonakov@ispras.ru>
4227 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4229 2010-01-02 Richard Guenther <rguenther@suse.de>
4232 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4233 (simplify_switch_using_ranges): Mark to be removed edges
4236 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4238 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4240 * collect2.c (scan_libraries): Add missing argument in call to
4243 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4246 * config/alpha/predicates.md (aligned_memory_operand): Return false
4248 (unaligned_memory_operand): Return true for CQImode.
4249 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4250 doesn not cross aligned SImode word boundary.
4252 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4254 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4256 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4257 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4259 2010-01-02 Richard Guenther <rguenther@suse.de>
4262 * toplev.c (compile_file): Emit LTO marker properly. Change
4264 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4266 2010-01-01 Richard Guenther <rguenther@suse.de>
4269 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4271 2010-01-01 Richard Guenther <rguenther@suse.de>
4274 * c-decl.c (grokdeclarator): For zero-size arrays force
4275 structural equality checks as layout_type does.
4277 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4279 * builtins.c: Update copyright to 2010.
4281 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4284 * lto-streamer-out.c (produce_asm): Revert the last change.
4285 (copy_function): Likewise.
4287 * lto-streamer.c (lto_get_section_name): Skip any leading
4290 2010-01-01 Richard Guenther <rguenther@suse.de>
4293 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4297 Copyright (C) 2010 Free Software Foundation, Inc.
4299 Copying and distribution of this file, with or without modification,
4300 are permitted in any medium without royalty provided the copyright
4301 notice and this notice are preserved.