1 2010-03-26 David S. Miller <davem@davemloft.net>
3 * configure.ac: Fix sparc GOTDATA_OP bug check.
6 2010-03-26 Alan Modra <amodra@gmail.com>
8 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
10 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
15 2010-03-25 Jakub Jelinek <jakub@redhat.com>
18 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
19 Clear first_function_block_is_cold.
22 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
23 argument if the argument is truth_value_p.
25 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
27 * config/rs6000/constraints.md: Update copyright year for my
31 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
32 used in reg+reg addressing, swap registers.
34 2010-03-24 Jakub Jelinek <jakub@redhat.com>
37 * target.h (struct gcc_target): Add code_end hook.
38 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
40 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
41 * toplev.c (compile_file): Call targetm.asm_out.code_end
42 hook before unwind info/debug info output.
43 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
44 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
45 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
46 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
47 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
48 * config/i386/i386.c (ix86_file_end): Renamed to...
49 (ix86_code_end): ... this. Make static. Don't call
50 file_end_indicate_exec_stack. Emit unwind info using
51 final_start_function/final_end_function.
52 (darwin_x86_file_end): Remove.
53 (TARGET_ASM_CODE_END): Define.
54 * config/i386/i386.h (TARGET_ASM_FILE_END,
55 NEED_INDICATE_EXEC_STACK): Don't define.
56 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
57 (TARGET_ASM_FILE_END): Define to darwin_file_end.
58 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
59 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
62 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
63 at the beginning and final_end_function at the end.
64 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
66 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
68 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
69 and Sun as TLS syntax.
70 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
71 * configure: Regenerate.
72 * config.in: Regenerate.
73 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
74 (default_elf_asm_named_section): Use it.
75 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
76 (i386_output_dwarf_dtprel): Likewise.
77 (output_addr_const_extra): Likewise.
78 (output_pic_addr_const): Lowercase @GOTTPOFF.
79 (output_addr_const_extra): Likewise.
80 (output_pic_addr_const): Lowercase @GOTNTPOFF.
81 (output_addr_const_extra): Likewise.
82 (output_pic_addr_const): Lowercase @INDNTPOFF.
83 (output_addr_const_extra): Likewise.
84 (output_pic_addr_const): Lowercase @NTPOFF.
85 (output_addr_const_extra): Likewise.
86 (output_pic_addr_const): Lowercase @TPOFF.
87 (output_addr_const_extra): Likewise.
88 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
90 (*tls_global_dynamic_64): Likewise.
91 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
92 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
94 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
95 (ASM_OUTPUT_TLS_COMMON): Use it.
96 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
99 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
101 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
102 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
103 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
104 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
105 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
107 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
109 * config/i386/i386.c (override_options): Don't accept
110 -mtls-dialect=sun any longer.
111 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
112 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
113 (*tls_local_dynamic_base_32_sun): Likewise.
114 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
116 2010-03-24 Jakub Jelinek <jakub@redhat.com>
119 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
120 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
123 * ira.c (adjust_cleared_regs): New function.
124 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
128 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
130 * expr.c (expand_expr_real): Restore previous
131 curr_insn_source_location and curr_insn_block after
132 expand_expr_real_1 call.
133 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
134 instead of expand_expr_real_1.
136 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
138 PR rtl-optimization/43413
139 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
142 2010-03-22 James E. Wilson <wilson@codesourcery.com>
145 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
146 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
148 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
150 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
153 2010-03-22 Mike Stump <mikestump@comcast.net>
156 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
157 Don't overly align based upon packed packed fields.
159 2010-03-22 Jason Merrill <jason@redhat.com>
161 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
162 Use () rather than [], and move before the element type.
164 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
166 * doc/configfiles.texi (Configuration Files): Removed
167 fixinc/Makefile*, intl/Makefile.*.
168 * doc/makefile.texi: Fixed markup.
169 Abstract from version control system used.
170 (Makefile): Removed obsolete gcc/java/parse.y example.
171 * doc/sourcebuild.texi: Likewise.
172 (Top Level): Added config, gnattools, libdecnumber, libgcc,
175 (Miscellaneous Docs): Clarify location.
176 Added COPYING3, COPYING3.LIB.
177 (Front End Directory): Moved Make-lang.in entry to new
180 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * config/i386/i386.c (x86_function_profiler)
184 [!NO_PROFILE_COUNTERS]: Fix typo.
185 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
188 2010-03-22 Janis Johnson <janis187@us.ibm.com>
189 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
191 * doc/sourcebuild.texi (Test Directives): Split into six
192 subsections, with most of the current text in new subsections
193 Directives, Selectors, and Final Actions.
194 (Directives): Split list of test directives into multiple
196 (Selectors): Describe use and syntax of selectors.
197 (Effective-Target Keywords): Describe all existing keywords.
198 (Add Options): Describe features for dg-add-options.
199 (Require Support): Describe variants of dg-require-support.
200 (Final Actions): Describe commands to use in dg-final.
202 2010-03-22 Michael Matz <matz@suse.de>
205 * recog.c (validate_replace_rtx_group): Replace also in
206 REG_EQUAL and REG_EQUIV notes.
208 2010-03-22 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/43390
211 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
212 sure vector extracts are type correct.
214 2010-03-22 Richard Guenther <rguenther@suse.de>
217 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
218 x * sqrt (x) even when optimizing for size if the target
219 has native support for sqrt.
221 2010-03-22 Jakub Jelinek <jakub@redhat.com>
223 * varasm.c (make_decl_rtl_for_debug): Also clear
224 flag_mudflap for the duration of make_decl_rtl call.
227 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
228 locs from preserved VALUEs.
230 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
233 * pa.md (movmemsi): Set align to one if zero.
234 (movmemdi): Likewise.
236 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
239 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
240 with their corresponding prologue pushes.
242 2010-03-20 Andrew Pinski <pinskia@gmail.com>
245 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
246 at the begining or end.
247 (spu_expand_epilogue): Likewise.
249 2010-03-20 Richard Guenther <rguenther@suse.de>
251 PR rtl-optimization/43438
252 * combine.c (make_extraction): Properly zero-/sign-extend an
253 extraction of the low part of a CONST_INT. Also handle
256 2010-03-19 Mike Stump <mikestump@comcast.net>
258 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
259 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
260 (override_options): Use SUBTARGET32_DEFAULT_CPU.
262 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
265 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
268 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
270 PR rtl-optimization/42258
271 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
272 use that may match DEF.
275 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
276 the cost of loading the constant rather than assuming
278 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
279 outer code is AND, do the same tests as the andsi3 expander and
280 return COSTS_N_INSNS (1) if and is cheap.
282 * optabs.c (avoid_expensive_constant): Fix formatting.
284 2010-03-19 Michael Matz <matz@suse.de>
287 * attribs.c (decl_attributes): When rebuilding a function pointer
288 type use the same qualifiers as the original pointer type.
290 2010-03-19 Martin Jambor <mjambor@suse.cz>
292 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
293 and is_gimple_ip_invariant_address.
295 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
298 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
300 * config/arm/arm.c (arm_override_options): Turn off
301 flag_dwarf2_cfi_asm for AAPCS variants.
303 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
306 * config/arm/arm.c (emit_multi_reg_push): Update comments.
307 Use PRE_MODIFY instead of PRE_DEC.
308 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
309 (vfp_emit_fstmd): Likewise.
311 2010-03-19 Michael Matz <matz@suse.de>
314 * builtins.c (expand_builtin_interclass_mathfn,
315 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
318 2010-03-19 Richard Guenther <rguenther@suse.de>
320 PR tree-optimization/43415
321 * tree-ssa-pre.c (phi_translate): Split out worker to ...
322 (phi_translate_1): ... this.
323 (phi_translate): Move all caching here. Cache all NARY
324 and REFERENCE translations.
326 2010-03-19 David S. Miller <davem@davemloft.net>
328 With help from Eric Botcazou.
329 * config/sparc/sparc.c: Include dwarf2out.h.
330 (emit_pic_helper): Delete.
331 (pic_helper_symbol_name): Delete.
332 (pic_helper_emitted_p): Delete.
333 (pic_helper_needed): New.
334 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
335 (get_pc_thunk_name): New.
336 (load_pic_register): Remove 'delay_pic_helper' arg. Use
337 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
338 Set pic_helper_needed to true. Don't call emit_pic_helper.
339 (sparc_expand_prologue): Update load_pic_register call.
340 (sparc_output_mi_thunk): Likewise.
341 (sparc_file_end): Emit a hidden comdat symbol for the PIC
342 thunk if possible. Output CFI information as needed.
344 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
345 Jack Howarth <howarth@bromo.med.uc.edu>
348 * config/i386/i386.h: Fix ABI on darwin x86-32.
350 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
352 * tree.h: Declare make_decl_rtl_for_debug.
353 * varasm.c (make_decl_rtl_for_debug): New.
354 * dwarf2out.c (rtl_for_decl_location): Call it.
355 * cfgexpand.c (expand_debug_expr): Call it.
357 2010-03-18 Jakub Jelinek <jakub@redhat.com>
360 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
364 * var-tracking.c (vt_init_cfa_base): Do nothing if
365 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
368 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
371 * var-tracking.c (canonicalize_vars_star): New.
372 (dataflow_post_merge_adjust): Use it.
374 2010-03-18 Jakub Jelinek <jakub@redhat.com>
377 * var-tracking.c (non_suitable_const): New function.
378 (add_uses): For DEBUG_INSNs with constants, don't record any
379 value, instead just the constant value itself.
380 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
381 is not VAR_LOC_UNKNOWN_P, set var to the constant.
382 (emit_notes_in_bb): Likewise.
383 (emit_note_insn_var_location): For onepart variables if
384 cur_loc is a VOIDmode constant, use DECL_MODE.
386 2010-03-18 Martin Jambor <mjambor@suse.cz>
389 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
390 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
391 all non-clones. Moved call redirection...
392 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
394 (cgraph_materialize_all_clones): Dispose of all
395 combined_args_to_skip bitmaps.
396 (verify_cgraph_node): Do not check for edges pointing to wrong
397 nodes in inline clones.
398 * tree-inline.c (copy_bb): Call
399 cgraph_redirect_edge_call_stmt_to_callee.
400 * ipa.c (cgraph_remove_unreachable_nodes): Call
401 cgraph_node_remove_callees even when there are used clones.
403 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
405 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
407 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
410 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
413 2010-03-18 Michael Matz <matz@suse.de>
416 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
417 into sqrt(x) if we need to preserve signed zeros.
419 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
420 Eric Botcazou <ebotcazou@adacore.com>
422 PR rtl-optimization/43360
423 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
424 note if we don't know its invariant status.
426 2010-03-18 Michael Matz <matz@suse.de>
428 PR tree-optimization/43402
429 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
430 PHI chains of ssa names registered for update.
432 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
435 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
436 non-offsettable and pre_modify update addressing.
437 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
438 and "2" alternatives "#".
439 (*movdd_softfloat32): Make all alternatives "#";
440 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
441 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
442 (*movdf_softfloat32): Make all alternatives "#";
443 (movdi): Use the new DIFD mode iterator to create a common splitter
444 for movdi, movdf and movdd patterns.
446 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
448 * common.opt (dumpdir): Remove redundant tab.
450 2010-03-17 Martin Jambor <mjambor@suse.cz>
452 PR tree-optimization/43347
453 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
454 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
456 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
458 PR rtl-optimization/42216
459 * regrename.c (create_new_chain): New function, broken out from...
460 (scan_rtx_reg): ... here. Call it. Handle the case where we are
461 appending a use to an empty chain.
462 (build_def_use): Remove previous changes that convert OP_INOUT to
463 OP_OUT operands; instead detect the case where an OP_INOUT operand
464 uses a previously untracked register and create an empty chain for
467 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
469 * doc/extend.texi (Function Attributes): Rewrite unfinished
470 sentence in ms_abi documentation.
472 2010-03-17 Alan Modra <amodra@gmail.com>
474 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
475 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
476 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
477 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
479 2010-03-16 Richard Henderson <rth@redhat.com>
482 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
483 (lower_try_finally): Save and restore eh_seq around the expansion
486 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
488 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
489 statements before splitting block.
491 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
493 * doc/sourcebuild.texi (Testsuites): Fix markup.
494 Use pathnames relative to gcc/testsuite.
495 (Test Directives): Move description of how timeout is determined.
496 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
497 (C Tests): Correct gcc.misc-tests directory.
498 Framework tests now live in gcc.test-framework.
500 2010-03-16 Richard Guenther <rguenther@suse.de>
503 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
504 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
507 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
508 Alexandre Oliva <aoliva@redhat.com>
510 PR tree-optimization/42917
511 * lambda-code.c (remove_iv): Skip debug statements.
512 (lambda_loopnest_to_gcc_loopnest): Likewise.
513 (not_interesting_stmt): Debug statements are not interesting.
515 2010-03-16 Jakub Jelinek <jakub@redhat.com>
519 * cselib.c (cselib_preserve_constants,
520 cfa_base_preserved_val): New static variables.
521 (preserve_only_constants): New function.
522 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
523 clear its REG_VALUES. If cselib_preserve_constants, don't
524 empty the whole hash table, but preserve there VALUEs with constants,
525 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
526 (cselib_preserve_cfa_base_value): New function.
527 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
528 (cselib_init): Change argument to int bitfield. Set
529 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
531 (cselib_finish): Clear cselib_preserve_constants and
532 cfa_base_preserved_val.
533 * cselib.h (enum cselib_record_what): New enum.
534 (cselib_init): Change argument to int.
535 (cselib_preserve_cfa_base_value): New prototype.
536 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
537 * dse.c (dse_step1): Likewise.
538 * cfgcleanup.c (thread_jump): Likewise.
539 * sched-deps.c (sched_analyze): Likewise.
540 * gcse.c (local_cprop_pass): Likewise.
541 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
542 If FN is non-NULL, call the callback always and whenever it returns
543 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
544 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
545 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
546 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
547 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
548 * var-tracking.c: Include recog.h.
549 (bb_stack_adjust_offset): Remove.
550 (vt_stack_adjustments): Don't call it, instead just gather the
551 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
552 (adjust_stack_reference): Remove.
553 (compute_cfa_pointer): New function.
554 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
555 (struct adjust_mem_data): New type.
556 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
558 (get_address_mode): New function.
559 (replace_expr_with_values): Use it.
560 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
561 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
562 (adjust_sets): Remove.
563 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
564 Use get_address_mode.
565 (get_adjusted_src): Remove.
566 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
567 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
568 (add_with_sets): Don't call adjust_sets.
569 (fp_setter, vt_init_cfa_base): New functions.
570 (vt_initialize): Change return type to bool. Move most of pool etc.
571 initialization to the beginning of the function from end. Pass
572 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
573 If !frame_pointer_needed, call vt_stack_adjustment before mos
574 vector is filled, call vt_init_cfa_base if argp/framep has been
575 eliminated to sp. If frame_pointer_needed and argp/framep has
576 been eliminated to hard frame pointer, set
577 hard_frame_pointer_adjustment and call vt_init_cfa_base after
578 encountering fp setter in the prologue. For MO_ADJUST, call
579 log_op_type before pusing the op into mos vector, not afterwards.
580 Call adjust_insn before cselib_process_insn/add_with_sets,
581 call cancel_changes (0) afterwards.
582 (variable_tracking_main_1): Adjust for vt_initialize calling
583 vt_stack_adjustments and returning whether it succeeded or not.
585 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
587 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
590 2010-03-15 Jakub Jelinek <jakub@redhat.com>
592 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
594 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
595 drap_reg has not been set.
597 2010-03-15 Michael Matz <matz@suse.de>
600 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
601 use it to expand block copies.
602 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
603 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
604 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
606 2010-03-15 Richard Guenther <rguenther@suse.de>
608 PR tree-optimization/43367
609 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
612 2010-03-15 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/43317
615 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
617 2010-03-15 Martin Jambor <mjambor@suse.cz>
619 PR tree-optimization/43141
620 * tree-sra.c (create_abstract_origin): New function.
621 (modify_function): Call create_abstract_origin.
623 2010-03-15 Chris Demetriou <cgd@google.com>
625 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
628 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
631 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
632 call insert_out_of_ssa_copy for default definitions.
634 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
636 * graphite-clast-to-gimple.c (my_long_long): Defined.
637 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
638 * graphite-sese-to-poly.c (my_long_long): Defined.
639 (scop_ivs_can_be_represented): Use it.
641 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
643 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
644 graphite-max-bbs-per-function, and loop-block-tile-size.
645 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
647 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
649 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
653 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
654 (add_upper_bounds_from_estimated_nit): New.
655 (build_loop_iteration_domains): Use it.
657 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
659 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
661 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
664 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
665 should be an INTEGER_CST. Also handle CASE_CONVERT.
667 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
669 * graphite.c (graphite_initialize): To bound the number of bbs per
670 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
671 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
672 * doc/invoke.texi: Document it.
674 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
677 * graphite-sese-to-poly.h (build_poly_scop): Same.
679 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
681 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
682 the number of parameters in the scop. Use as an upper bound
683 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
684 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
685 * doc/invoke.texi: Document it.
687 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
689 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
690 * doc/c-tree.texi: Remove.
691 * doc/generic.texi: Merge c-tree.texi here.
692 * doc/gccint.texi (Trees): Remove menu entry.
693 (c-tree.texi): Remove @include.
694 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
695 * doc/languages.texi (Reading RTL): Ditto.
697 2010-03-12 Steve Ellcey <sje@cup.hp.com>
700 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
702 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
705 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
706 code added to work around reload clobbering CONST insns.
708 2010-03-12 Jakub Jelinek <jakub@redhat.com>
710 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
711 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
712 (cselib_preserve_only_values): Remove retain argument, don't
713 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
714 * cselib.h (cselib_preserve_only_values): Remove retain argument.
715 * var-tracking.c (micro_operation): Move insn field before union.
716 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
717 (struct variable_tracking_info_def): Remove n_mos field, change
718 mos into a vector of micro_operations.
719 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
720 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
721 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
722 changing into a vector.
723 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
724 come before all other uops generated by add_stores.
725 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
727 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
728 a vector. Run just one pass over the bbs instead of separate counting
729 and computation phase.
730 (vt_finalize): Free VTI (bb)->mos vector instead of array.
733 * tree-inline.c (remap_decls): Put old_var rather than origin_var
734 into *nonlocalized_list vector.
735 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
736 even if origin is non-NULL.
737 (gen_variable_die): Likewise.
738 (process_scope_var): Don't change origin.
739 (gen_decl_die): Likewise.
740 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
741 before adding new edges instead of after it, fix moving over
744 2010-03-11 David S. Miller <davem@davemloft.net>
746 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
748 * configure: Rebuild.
750 2010-03-11 Martin Jambor <mjambor@suse.cz>
752 PR tree-optimization/43257
753 * tree.c (assign_assembler_name_if_neeeded): New function.
754 (free_lang_data_in_cgraph): Assembler name assignment moved to the
756 * tree.h (assign_assembler_name_if_neeeded): Declare.
757 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
758 the function if needed.
760 2010-03-11 Chris Demetriou <cgd@google.com>
762 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
763 include/stdint-gcc.h, and include/stdint.h world-readable.
765 2010-03-11 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/43255
768 * tree-vrp.c (process_assert_insertions_for): Do not insert
769 asserts for trivial conditions.
771 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
773 PR tree-optimization/43280
774 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
775 generation. Move calculation of size out of the if branch.
776 (find_bswap): Modify compare number generation.
778 2010-03-11 Richard Guenther <rguenther@suse.de>
781 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
782 (input_gimple_stmt): Fixup handled component types during
783 operand read. Also fix up decls in ADDR_EXPRs.
785 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
787 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
788 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
790 2010-03-10 Jan Hubicka <jh@suse.cz>
793 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
794 * varasm.c (get_variable_section): Don't do that here...
795 (make_decl_rtl): ... and here.
796 (do_assemble_alias): Produce decl RTL.
797 (assemble_alias): Likewise.
799 2010-03-10 Jakub Jelinek <jakub@redhat.com>
802 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
803 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
805 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
806 (based_loc_descr): Only express drap or vdrap regno based expressions
807 using DW_OP_fbreg when not optimizing.
808 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
809 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
810 REG_CFA_SET_VDRAP note.
812 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
814 PR tree-optimization/43236
815 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
816 error in calculation of base address in reverse iteration case.
817 (generate_builtin): Take number of latch executions if the statement
820 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
823 * tree-eh.c: Include pointer-set.h.
824 (lower_eh_dispatch): Filter out duplicate case labels and
825 remove the unneeded edge when the label is unused. Return
826 true when some edges are removed.
827 (execute_lower_eh_dispatch): When any lowering resulted in
828 removing an edge, also delete unreachable blocks.
830 2010-03-10 Jakub Jelinek <jakub@redhat.com>
833 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
834 UNSPEC_MACHOPIC_OFFSET.
836 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
839 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
840 (m68k_delegitimize_address): New function.
842 2010-03-09 Jakub Jelinek <jakub@redhat.com>
845 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
848 * var-tracking.c (adjust_sets): New function.
849 (count_with_sets, add_with_sets): Use it.
850 (get_adjusted_src): New inline function.
851 (add_stores): Use it.
854 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
855 call cselib_dummy_expand_value_rtx_cb instead of
856 cselib_expand_value_rtx_cb.
859 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
860 * config/i386/i386.c: Include debug.h and dwarf2out.h.
861 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
862 and .cfi_endproc around the pic thunks.
863 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
864 all queued unwind info register saves are saved before the call.
865 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
866 considered as sp-=4 for unwind info and the pop as sp+=4 which
867 also clobbers dest, but doesn't actually restore it.
870 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
873 2010-03-09 Jie Zhang <jie@codesourcery.com>
875 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
876 whitespaces in output template.
878 2010-03-09 Jie Zhang <jie@codesourcery.com>
880 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
883 2010-03-08 Jakub Jelinek <jakub@redhat.com>
885 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
886 builtins.exp in a separate job.
888 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
890 * graphite-sese-to-poly.c (add_param_constraints): Use
891 lower_bound_in_type and upper_bound_in_type.
893 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
895 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
896 instead of unsigned_type_node.
898 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
899 Reza Yazdani <reza.yazdani@amd.com>
902 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
903 on pointer type parameters.
905 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
909 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
910 handle conversions from pointer to integers.
911 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
912 induction variable, to be able to work with code generated by CLooG.
913 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
914 (build_poly_scop): Bail out if we cannot codegen a loop.
916 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
918 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
919 code generation with gloog_error.
921 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
923 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
924 Call fold_convert on all the returned values.
925 (expand_scalar_variables_expr): Pass to
926 expand_scalar_variables_ssa_name the type of the resulting expression.
928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
930 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
931 ppl_min_for_le_pointset.
932 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
933 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
935 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
937 * graphite-dependences.c (map_into_dep_poly): Removed.
938 (dependence_polyhedron_1): Use combine_context_id_scat.
940 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
942 * graphite-poly.h (struct poly_scattering): Add layout documentation.
943 (struct poly_bb): Same.
944 (combine_context_id_scat): New.
946 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
949 * sese.c (name_defined_in_loop_p): Return false for default
952 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
954 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
955 and clean up the logic.
957 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
959 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
962 2010-03-08 Jakub Jelinek <jakub@redhat.com>
964 * var-tracking.c (remove_cselib_value_chains): Define only for
966 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
967 delete_slot_part, emit_notes_for_differences_1): Don't call
968 remove_cselib_value_chains here.
969 (set_slot_part, emit_notes_for_differences_2): Don't call
970 add_cselib_value_chains here.
971 (preserved_values): New vector.
972 (preserve_value): New function.
973 (add_uses, add_stores, vt_add_function_parameters): Use it
974 instead of cselib_preserve_value.
975 (changed_values_stack): New vector.
976 (check_changed_vars_0): New function.
977 (check_changed_vars_1, check_changed_vars_2): Use it.
978 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
979 changed_values_stack VALUEs.
980 (vt_emit_notes): For all preserved_values call
981 add_cselib_value_chains. If ENABLE_CHECKING call
982 remove_cselib_value_chains before verifying value_chains is empty.
983 Initialize and free changed_values_stack.
984 (vt_initialize): Initialize preserved_values.
985 (vt_finalize): Free preserved_values.
987 2010-03-08 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/43269
990 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
993 2010-03-08 Martin Jambor <mjambor@suse.cz>
995 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
996 (ipa_is_param_called): Removed.
997 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
998 (ipa_print_node_params): Do not print the called flag.
999 (ipa_write_node_info): Do not stream the called flag.
1000 (ipa_read_node_info): Likewise.
1002 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1005 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1006 * cselib.c (struct expand_value_data): Add dummy field.
1007 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1009 (cselib_dummy_expand_value_rtx_cb): New function.
1010 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1012 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1013 * var-tracking.c: Include pointer-set.h.
1014 (variable): Change n_var_parts to char from int. Add
1015 cur_loc_changed and in_changed_variables fields.
1016 (variable_canonicalize): Remove.
1017 (shared_var_p): New inline function.
1018 (unshare_variable): Maintain cur_loc_changed and
1019 in_changed_variables fields. If var was in changed_variables,
1020 replace it there with new_var. Just copy cur_loc instead of
1021 resetting it to something else.
1022 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1023 (dataflow_set_union): Don't call variable_canonicalize.
1024 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1025 of their DEBUG_EXPR_TREE_DECLs.
1026 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1027 and in_changed_variables and cur_loc_changed is false.
1028 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1029 and cur_loc_changed. Don't update cur_loc here.
1030 (variable_merge_over_src): Don't call variable_canonicalize.
1031 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1032 removing loc that is equal to cur_loc, clear cur_loc,
1033 set cur_loc_changed and ensure variable_was_changed is called.
1034 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1035 compare pointers in cur_loc check, if it is equal to loc,
1036 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1037 (variable_different_p): Remove compare_current_location argument,
1038 don't compare cur_loc.
1039 (dataflow_set_different_1): Adjust variable_different_p caller.
1040 (variable_was_changed): If dv had some var in changed_variables
1041 already, reset in_changed_variables flag for it and propagate
1042 cur_loc_changed over to the new variable. On empty var
1043 always set cur_loc_changed. Set in_changed_variables on whatever
1044 var is added to changed_variables.
1045 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1046 Use shared_var_p. When removing loc that is equal to cur_loc,
1047 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1048 end, don't set it to something else, just call variable_was_changed.
1049 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1050 loc being removed, clear cur_loc and set cur_loc_changed.
1051 Set cur_loc_changed if all locations have been removed.
1052 (struct expand_loc_callback_data): New type.
1053 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1054 allocated. Always create SUBREGs if simplify_subreg failed.
1055 Prefer to use cur_loc, when that fails and still in
1056 changed_variables (and seen first time) recompute it. Set
1057 cur_loc_changed of variables which had to change cur_loc and
1058 compute elcd->cur_loc_changed if any of the subexpressions used
1059 had to change cur_loc.
1060 (vt_expand_loc): Adjust to pass arguments in
1061 expand_loc_callback_data structure.
1062 (vt_expand_loc_dummy): New function.
1063 (emitted_notes): New variable.
1064 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1065 that weren't used for any other decl in current
1066 emit_notes_for_changes call call vt_expand_loc_dummy to update
1067 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1068 first loc_chain location if NULL before. Always use just
1069 cur_loc instead of first loc_chain location. When cur_loc_changed
1070 is false, when not --enable-checking=rtl just don't emit any note.
1071 When rtl checking, compute the note and assert it is the same
1072 as previous note. Clear cur_loc_changed and in_changed_variables
1073 at the end before removing from changed_variables.
1074 (check_changed_vars_3): New function.
1075 (emit_notes_for_changes): Traverse changed_vars to call
1076 check_changed_vars_3 on each changed var.
1077 (emit_notes_for_differences_1): Clear cur_loc_changed and
1078 in_changed_variables. Recompute cur_loc of new_var.
1079 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1080 (vt_emit_notes): Initialize and destroy emitted_notes.
1082 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1084 PR rtl-optimization/42220
1085 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1086 Use verify_reg_tracked to determine if we should use OP_OUT rather
1088 (build_def_use): If we see an in-out operand for a register that we
1089 know nothing about, treat is an output if possible, fail the block if
1092 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1095 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1098 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1101 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1102 uses of relevant DEFs that are dead outside the loop too.
1104 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1106 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1108 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1110 * var-tracking.c (values_to_unmark): New variable.
1111 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1112 values_to_unmark vector. Moved body to...
1113 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1114 instead queue it into values_to_unmark vector.
1115 (vt_find_locations): Free values_to_unmark vector.
1117 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1119 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1120 (site.exp): Export them when plugins are enabled.
1122 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1125 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1127 (chrec_fold_multiply): Same.
1129 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1132 * c-decl.c (build_compound_literal): Return early if init is
1135 2010-03-04 Martin Jambor <mjambor@suse.cz>
1137 PR tree-optimization/43164
1138 PR tree-optimization/43191
1139 * tree-sra.c (type_consists_of_records_p): Reject records with
1140 zero-size bit-fields at the end.
1142 2010-03-04 Mike Stump <mikestump@comcast.net>
1144 * Makefile.in (TAGS): Remove *.y.
1146 2010-03-04 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/40761
1149 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1151 (my_rev_post_order_compute): New function.
1152 (init_pre): Call it.
1154 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1157 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1158 decrease the cost of an IV candidate when the cost is infinite.
1160 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1162 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1163 Use '3DNow!' for the extension of that name, ensure normal space
1165 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1167 2010-03-03 Jeff Law <law@redhat.com>
1169 * PR middle-end/32693
1170 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1171 than gen_rtx_SUBREG.
1172 (extract_bit_field_1): Likewise.
1174 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1176 * doc/sourcebuild.texi (Test directives): Document that arguments
1177 include-opts and exclude-opts are now optional for dg-skip-if,
1178 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1180 2010-03-03 Jason Merrill <jason@redhat.com>
1183 * cgraph.h (varpool_node): Add extra_name field.
1184 * varpool.c (varpool_extra_name_alias): New.
1185 (varpool_assemble_decl): Emit extra name aliases.
1186 (varpool_mark_needed_node): Look past an extra name alias.
1187 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1188 * lto-streamer-in.c (lto_input_tree): Read it.
1189 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1191 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1193 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1194 (sparc*-*-solaris2*): ...this.
1196 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1199 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1200 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1201 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1202 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1205 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1206 fallthrough to default handling, just with want_address 0 instead of 2.
1207 For single element lists, add_AT_loc directly, otherwise create an
1208 artificial variable DIE and stick location list to it.
1211 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1212 (VAL_EXPR_HAS_REVERSE): Define.
1213 (reverse_op): New function.
1214 (add_stores): For reversible operations add an extra MO_VAL_USE.
1216 2010-03-02 Jason Merrill <jason@redhat.com>
1218 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1220 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1222 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1223 (sparc64-*-linux*): Likewise.
1224 (sparc64-*-solaris2*): Include assembler files before linker ones.
1225 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1226 * config/sparc/gas.h: Delete.
1227 * config/sparc/sol2-64.h: Add copyright notice.
1228 * config/sparc/sol2-gas-bi.h: Likewise.
1229 * config/sparc/sol2-gld.h: Likewise.
1230 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1231 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1232 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1233 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1234 (sparc_elf_asm_named_section): Rename into...
1235 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1237 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1239 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1241 2010-03-02 Jeff Law <law@redhat.com>
1244 * reload1.c (rtx_p, substitute_stack): Declare.
1245 (substitute): Record addresses of changed rtxs.
1246 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1247 Restore the original rtx when complete.
1248 (reload): Free subsitute_stack when complete.
1250 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1252 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1253 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1255 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1256 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1257 Torture Tests): Change from subsection to section.
1259 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1260 Steven Bosscher <steven@gcc.gnu.org>
1262 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1265 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1268 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1269 the assignment from the new induction variable to the assignment
1270 of the value from the original loop PHI function.
1272 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1273 Daniel Jacobowitz <dan@codesourcery.com>
1275 * doc/sourcebuild.texi (Test directives): Clarify options to
1278 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1280 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1281 Disable cfi directives unless GCC and gas agree on using read-only
1282 .eh_frame sections for 64-bit.
1283 * configure: Regenerate.
1285 2010-03-01 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/43220
1288 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1289 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1291 2010-03-01 Richard Guenther <rguenther@suse.de>
1292 Martin Jambor <mjambor@suse.cz>
1295 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1296 gimplified parameters.
1298 2010-03-01 Christian Bruel <christian.bruel@st.com>
1300 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1302 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1304 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1306 2010-03-01 Richard Guenther <rguenther@suse.de>
1309 * expr.c (expand_assignment): Use the alias-oracle to tell
1310 if the rhs aliases the result decl.
1312 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1315 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1316 to sol_gt_pch_get_address.
1317 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1318 64-bit, SPARC and x86.
1319 (sol_gt_pch_get_address): New function.
1321 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1323 * toplev.h (inform_n, error_n): Declare.
1324 * diagnostic.c (inform_n, error_n): New function.
1326 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1328 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1329 has no rtl yet when processing local_decls, queue it and recheck
1330 if deferred stack allocation hasn't assigned it rtl.
1332 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1334 * config/sh/sh.c (unspec_bbr_uid): New.
1335 (gen_block_redirect): Use it instead of INSN_UID.
1336 (gen_far_branch): Likewise.
1338 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1340 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1341 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1343 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1345 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1346 (Warning Options): -Wno-conversion-null is valid for
1347 Objective-C++ as well.
1348 * doc/tm.texi (Named Address Spaces): Likewise.
1349 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1350 * doc/tree-ssa.texi (Tree SSA): Likewise.
1352 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1355 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1356 by default. Don't set the default arch for
1357 i[34567]86-*-darwin*|x86_64-*-darwin*.
1359 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1362 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1363 default. Set the default 32bit/64bit archs with $with_arch
1364 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1366 2010-02-27 Richard Guenther <rguenther@suse.de>
1368 PR tree-optimization/43186
1369 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1370 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1371 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1372 unroller iterations.
1374 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1376 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1377 required and i[34567]86-*-* targets don't support 64bit ISA.
1379 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1382 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1385 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1387 * config.gcc: Set the default arch at least to Prescott for
1388 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1389 if SSE math is enabled.
1391 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1393 * diagnostic.c (diagnostic_initialize): Update.
1394 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1396 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1397 (diagnostic_inhibit_notes): New.
1398 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1400 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1403 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1404 * doc/standards.texi: Likewise.
1405 * doc/extend.texi: Likewise.
1406 * doc/trouble.texi: Likewise.
1407 * doc/cppopts.texi: Likewise.
1408 * doc/install.texi: Likewise.
1409 * c.opt (std=c90,std=gnu90): New options.
1410 * c-opts.c (c_common_handle_option): Handle them.
1412 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1415 * c-decl.c (undeclared_variable): Use an informative note.
1417 2010-02-26 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/43186
1420 * gimple.h (gimple_fold): Remove.
1421 * gimple.c (gimple_fold): Remove. Inline into single user ...
1422 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1423 Try harder for conditions.
1425 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1428 * function.c (used_types_insert): Don't skip through named pointer
1429 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1430 and it is different from the main variant's type.
1432 2010-02-26 Nick Clifton <nickc@redhat.com>
1434 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1436 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1438 * config.gcc: Support --with-fpmath=sse for x86.
1440 * config/i386/ssemath.h: New.
1442 * doc/install.texi (--with-fpmath=sse): Documented.
1444 2010-02-26 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/43188
1447 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1448 vector types of over-aligned element type.
1450 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1454 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1456 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1458 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1460 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1462 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1463 * var-tracking.c: Include diagnostic.h.
1464 (debug_dv): New function.
1465 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1468 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1469 (add_value_chain, add_value_chains, remove_value_chain,
1470 remove_value_chains): Handle DEBUG_EXPRs.
1471 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1474 * regcprop.c (struct queued_debug_insn_change): New type.
1475 (struct value_data_entry): Add debug_insn_changes field.
1476 (struct value_data): Add n_debug_insn_changes field.
1477 (debug_insn_changes_pool): New variable.
1478 (free_debug_insn_changes, apply_debug_insn_changes,
1479 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1480 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1481 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1483 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1485 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1486 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1487 changes, call cprop_find_used_regs via note_stores.
1488 (copyprop_hardreg_forward): When copying vd from predecessor
1489 which has any queued DEBUG_INSN changes, make sure the pointers are
1490 cleared. At the end call df_analyze and then if there are any
1491 DEBUG_INSN changes queued at the end of some basic block for still
1492 live registers, apply them.
1493 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1495 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1497 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1500 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1502 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1503 targets. Set the default with_cpu/with_arch from arch/cpu.
1504 Allow x86-64 and native for with_cpu/with_arch.
1506 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1508 * ebitmap.c: Change calls to verify_popcount with calls to
1509 sbitmap_verify_popcount.
1510 (ebitmap_clear_bit): Fixed map->cacheindex test and
1511 map>cache update when bit clearing results in an empty
1514 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1517 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1518 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1519 and support both V2DF and V2DI modes.
1520 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1521 support both V2DF and V2DI modes.
1522 (general): Delete trailing whitespace from a few patterns.
1524 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1525 V2DF/V2DI interleave high/low builtins.
1527 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1530 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1531 interleave high/low functions.
1533 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1535 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1536 #pragma extern_prefix.
1538 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1541 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1542 BLKmode, assert op0 is a MEM and just adjust its mode.
1545 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1546 if bitpos isn't multiple of mode's bitsize.
1548 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1550 * c.opt (-ftemplate-depth=): New.
1551 (-ftemplate-depth-): Deprecate.
1552 * optc-gen.awk: Handle -ftemplate-depth=.
1553 * opth-gen.awk: Likewise.
1554 * c-opts.c (c_common_handle_option): Likewise.
1555 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1557 2010-02-24 Jason Merrill <jason@redhat.com>
1559 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1561 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1563 * cfg.c (alloc_aux_for_block): Remove inline.
1564 (alloc_aux_for_edge): Likewise.
1566 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1568 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1570 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1572 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1573 * config/i386/sol2-gas.h: New file.
1574 * config.gcc (i[34567]86-*-solaris2*): Use it.
1576 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1579 * c-typeck.c (ep_convert_and_check): New.
1580 (build_conditional_expr): Use it.
1581 (build_binary_op): Likewise.
1583 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1585 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1588 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1589 bounds even for -O+.
1590 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1591 expr needs to have DECL_NAME set.
1593 2010-02-24 Nick Clifton <nickc@redhat.com>
1595 * config/mep/mep.c: Include gimple.h.
1596 (mep_function_uses_sp): Delete unused function.
1597 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1598 parameters. Use unsigned integers to count args. Return a
1599 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1601 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1604 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1605 greater or equal to nelt instead of 2 * nelt.
1606 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1609 2010-02-23 Jason Merrill <jason@redhat.com>
1612 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1613 in cfun->local_decls even if they have register types.
1616 * stor-layout.c (place_field): Don't warn about unnecessary
1617 DECL_PACKED if the type is packed.
1619 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1622 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1623 GOTOFF relocs, even when the base reg isn't pic pointer.
1625 2010-02-23 Michael Matz <matz@suse.de>
1628 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1629 (expand_gimple_basic_block): Generate and use debug temps if there
1630 are debug uses left after the last real use of TERed ssa names.
1631 Unlink debug immediate uses when they are expanded.
1633 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1636 * config/i386/i386.c (override_options): Reorganise to provide
1637 better error messages.
1639 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1642 * graphite-scop-detection.c (create_single_exit_edge): Move
1643 the call to find_single_exit_edge to....
1644 (create_sese_edges): ...here. Don't handle multiple edges
1645 exiting the function.
1646 (build_graphite_scops): Don't handle multiple edges
1647 exiting the function.
1649 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1652 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1653 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1655 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1658 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1660 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1663 * c-typeck.c (convert_arguments): Print declaration location.
1664 * c-common.c (validate_nargs): Rename as
1665 builtin_function_validate_nargs.
1666 (check_builtin_function_arguments): Update.
1668 2010-02-22 Richard Guenther <rguenther@suse.de>
1671 * tree-inline.c (declare_return_variable): Use the type of
1672 the call stmt lhs if available.
1674 2010-02-22 Duncan Sands <baldrick@free.fr>
1676 * passes.c (register_pass): Always consider all pass lists when
1677 ref_pass_instance_number is zero.
1679 2010-02-22 Richard Guenther <rguenther@suse.de>
1681 PR tree-optimization/42749
1682 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1683 parameter. Do arithmetic in the original type.
1684 (update_accumulator_with_ops): Likewise.
1685 (adjust_accumulator_values): Adjust.
1687 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1689 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1690 (QI to BLKmode splitter): New splitter.
1692 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1695 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1697 2010-02-22 Richard Guenther <rguenther@suse.de>
1699 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1701 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1703 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1704 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1705 ($(T)crti.o, $(T)crtn.o): Remove rules.
1707 2010-02-21 Tobias Burnus <burnus@net-b.de>
1710 * doc/invoke.texi (-fassociative-math): Document that this
1711 option is automatically enabled for Fortran.
1713 2010-02-20 David S. Miller <davem@davemloft.net>
1715 * configure.ac: Test if linker and assembler properly support
1716 GOTDATA_OP relocations.
1717 * configure: Rebuild.
1718 * config.in: Likewise.
1719 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1720 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1721 (movsi_high_pic): Likewise.
1722 (movdi_lo_sum_pic): Likewise.
1723 (movdi_high_pic): Likewise.
1724 (movsi_pic_gotdata_op): New pattern.
1725 (movdi_pic_gotdata_op): Likewise.
1726 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1727 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1729 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1733 attribute to ssemul.
1734 (xop_mulv2div2di3_high): Ditto.
1736 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1739 * c.opt (Wconversion-null): New option.
1740 * doc/invoke.texi (Wconversion-null): Document.
1742 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1744 * common.opt (Wlarger-than-): Add Undocumented.
1746 2010-02-19 Mike Stump <mikestump@comcast.net>
1748 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1750 2010-02-19 Jason Merrill <jason@redhat.com>
1753 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1754 * configure: Likewise.
1756 2010-02-20 Alan Modra <amodra@gmail.com>
1759 * cgraph.h (cgraph_make_decl_local): Declare.
1760 * cgraph.c (cgraph_make_decl_local): New function.
1761 (cgraph_make_node_local): Use it.
1762 * cgraphunit.c (cgraph_function_versioning): Likewise.
1763 * ipa.c (function_and_variable_visibility): Likewise.
1765 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1768 * except.c (sjlj_emit_function_enter): Don't call
1769 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1771 * rtl.h (add_reg_br_prob_note): Remove prototype.
1773 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1776 * c-common.c (conversion_warning): Remove widening conversions
1777 before checking the conversion of integers to reals.
1779 2010-02-19 Mike Stump <mikestump@comcast.net>
1782 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1785 * cgraphunit.c (process_function_and_variable_attributes): Check
1786 DECL_PRESERVE_P instead of looking up attribute "used".
1787 * ipa-pure-const.c (check_decl): Likewise.
1788 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1789 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1790 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1791 instead of attribute "used".
1792 * config/sol2-c.c (solaris_pragma_init): Likewise.
1793 (solaris_pragma_fini): Likewise.
1795 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1797 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1798 Use XCNEW instead of xcalloc.
1799 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1800 XNEW instead of xmalloc.
1801 (get_fields): Use XNEWVEC instead of xmalloc.
1804 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1805 populate vars array.
1806 (create_new_general_access): For debug stmts just reset value.
1807 (get_stmt_accesses): For accesses within debug stmts just record them
1808 using add_access_to_acc_sites instead of preventing the peeling or
1809 counting them as accesses.
1812 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1814 2010-02-19 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/42916
1817 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1820 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1822 * configure.ac: Replace all uses of changequote in macro arguments
1823 with proper quoting.
1825 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1828 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1830 2010-02-19 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/42944
1833 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1834 test for aliasing with errno.
1836 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1839 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1840 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1841 * dojump.c: Include output.h.
1842 (inv): New inline function.
1843 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1844 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1845 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1846 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1847 argument, pass it down to other calls.
1848 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1849 add REG_BR_PROB note to the conditional jump.
1850 * cfgexpand.c (add_reg_br_prob_note): Removed.
1851 (expand_gimple_cond): Don't call it, add the probability
1852 as last argument to jumpif_1/jumpifnot_1.
1853 * Makefile.in (dojump.o): Depend on output.h.
1854 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1856 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1857 * stmt.c (do_jump_if_equal): Likewise.
1858 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1859 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1860 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1862 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1863 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1864 jumpifnot_1 callers.
1865 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1867 (store_expr): Adjust jumpifnot caller.
1868 (store_constructor): Adjust jumpif caller.
1871 * gimplify.c (gimple_boolify): For __builtin_expect call
1872 gimple_boolify also on its first argument.
1874 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1876 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1878 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1879 * configure: Regenerated.
1881 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1883 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1884 lang_hooks.types_compatible_p instead of comptypes.
1886 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1888 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1889 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1890 if __prefer_thumb__ is defined.
1892 2010-02-18 Martin Jambor <mjambor@suse.cz>
1894 PR tree-optimization/43066
1895 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1896 array with zero-sized element type.
1898 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1900 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1901 rtx, allocate struct var_loc_node here and return it to the
1902 caller, and only if it is actually needed.
1903 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1904 move it earlier and return immediately if it returns NULL.
1906 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1908 * config/sparc/gas.h: New file. Restore
1909 TARGET_ASM_NAMED_SECTION to its ELF default.
1910 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1912 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1913 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1914 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1915 after sparc/sysv4.h.
1917 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1919 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1921 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1923 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1924 patterns from predicated pattern.
1926 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1930 for insn mnemonic suffix.
1932 2010-02-17 Richard Guenther <rguenther@suse.de>
1934 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1937 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1940 * caller-save.c (save_call_clobbered_regs): If BB ends with
1941 a DEBUG_INSN, move any notes in between last real insn and the last
1942 DEBUG_INSN after the last DEBUG_INSN.
1944 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1946 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1947 Fix return type. Fix argument type. Explain meaning of return value.
1949 2010-02-16 Richard Guenther <rguenther@suse.de>
1951 PR tree-optimization/41043
1952 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1953 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1955 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1957 2010-02-16 Ira Rosen <irar@il.ibm.com>
1959 PR tree-optimization/43074
1960 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1961 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1962 vectorizable cycles in hybrid SLP check.
1963 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1965 2010-02-16 Richard Guenther <rguenther@suse.de>
1967 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1968 (true_dependence): If memrefs_conflict_p computes must-alias
1969 trust it. Move TBAA check after offset-based disambiguation.
1970 (canon_true_dependence): Likewise.
1972 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1974 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1975 * doc/invoke.texi: Document it.
1976 * var-tracking.c: Include toplev.h and params.h.
1977 (vt_find_locations): Return bool indicating success. Compute
1978 hash sizes unconditionally. Check new parameter, report.
1979 (variable_tracking_main_1): Check vt_find_locations results and
1980 retry. Renamed from...
1981 (variable_tracking_main): ... this. New wrapper to preserve
1982 flag_var_tracking_assignments.
1983 * Makefile.in (var-tracking.o): Adjust dependencies.
1985 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1986 Jakub Jelinek <jakub@redhat.com>
1989 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1990 if weak_import attribute is present.
1991 * config/darwin.c (machopic_select_section): Likewise.
1993 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1995 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1996 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1997 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1998 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2000 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2002 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2005 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2006 Rewrite text to refer to the names.
2008 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2010 * config/i386/i386-builtin-types.def
2011 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2012 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2013 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2014 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2015 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2016 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2017 IX86_BUILTIN_VPERMIL2PS256.
2018 (MULTI_ARG_4_DF2_DI_I): Defined.
2019 (MULTI_ARG_4_DF2_DI_I1): Defined.
2020 (MULTI_ARG_4_SF2_SI_I): Defined.
2021 (MULTI_ARG_4_SF2_SI_I1): Defined.
2022 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2023 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2024 __builtin_ia32_vpermil2ps256.
2025 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2026 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2027 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2028 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2029 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2030 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2031 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2032 CODE_FOR_xop_vpermil2v8sf3.
2033 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2034 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2035 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2036 (_mm256_permute2_pd): New.
2037 (_mm_permute2_ps): New.
2038 (_mm256_permute2_ps): New.
2040 2010-02-15 Nick Clifton <nickc@redhat.com>
2042 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2043 boolean parameters. Use emit_jump_insn when emitting a pop
2044 instruction containing a return insn.
2045 (push): Use 'true' rather than '1' as second parameter to F.
2046 (h8300_expand_prologue): Likewise.
2047 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2048 (h8300_expand_epilogue): Likewise.
2050 2010-02-15 Richard Guenther <rguenther@suse.de>
2053 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2056 2010-02-15 Nick Clifton <nickc@redhat.com>
2058 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2061 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2063 * intl.c (fake_ngettext): New function.
2064 * intl.h (fake_ngettext): Declare.
2065 (ngettext): Define macro.
2066 * collect2.c (notice_translated): New function.
2067 (main): Use notice_translated and ngettext.
2068 * collect2.h (notice_translated): Declare.
2070 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2072 * reorg.c (delete_computation): Comment fixes.
2073 * caller-save.c (setup_save_areas): Idem.
2074 * sel-sched-dump.c (dump_lv_set): Idem.
2077 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2079 * config/s390/s390.c (s390_sched_init): New function.
2080 (TARGET_SCHED_INIT): Target hook defined.
2082 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2083 Jack Howarth <howarth@bromo.med.uc.edu>
2084 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2087 Partial revert of unintended change in fix for PR41605.
2088 * config/darwin.h: Fix typo.
2089 * config/darwin9.h: Same.
2091 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2093 * c-pch.c (pch_init): Clear v.
2095 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2098 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2099 graphite_can_represent_init for MULT_EXPR.
2101 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2105 * graphite-sese-to-poly.c (remove_phi): New.
2106 (translate_scalar_reduction_to_array): Call remove_phi.
2108 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2111 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2112 * graphite-clast-to-gimple.h (gloog): Update declaration.
2113 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2114 * graphite-poly.h (struct poly_bb): Add missing comments.
2115 (struct scop): Add poly_scop_p field.
2117 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2118 * graphite.c (graphite_transform_loops): Build the polyhedral
2119 representation for each scop before code generation.
2120 * sese.c (rename_variables_in_operand): Removed.
2121 (rename_variables_in_expr): Return the renamed expression.
2122 (rename_sese_parameters): New.
2123 * sese.h (rename_sese_parameters): Declared.
2125 2010-02-11 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/42998
2128 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2129 POINTER_PLUS_EXPR properly.
2131 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2132 Changpeng Fang <changpeng.fang@amd.com>
2135 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2136 the cost of an IV candidate when the IV is used in a test against zero.
2138 * gcc.dg/tree-ssa/ivopts-3.c: New.
2140 2010-02-11 Richard Guenther <rguenther@suse.de>
2143 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2144 pointer-vs-decl case by swapping refs. Handle some cases
2145 of pointer-vs-decl disambiguations more conservatively.
2146 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2147 to false after expanding.
2149 2010-02-11 Richard Guenther <rguenther@suse.de>
2152 * gcc.c (process_command): Handle LTO file@offset case more
2155 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2157 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2158 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2160 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2162 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2163 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2164 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2165 Optimize eq/ne comparisons when both arguments are known to be
2167 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2168 Don't mask operands unnecessarily if they are known to be already
2171 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2173 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2176 2010-02-10 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/43017
2179 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2180 for wrapping signed arithmetic.
2182 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2185 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2186 if no debug info should be emitted for it.
2188 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2190 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2191 note when flag_exceptions is set.
2193 2010-02-10 Duncan Sands <baldrick@free.fr>
2195 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2197 2010-02-10 Richard Guenther <rguenther@suse.de>
2200 * tree.c (get_unwidened): Handle constants.
2201 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2203 2010-02-10 Martin Jambor <mjambor@suse.cz>
2206 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2207 check for variable argument counts independently.
2209 2010-02-10 Christian Bruel <christian.bruel@st.com>
2212 * config/sh/sh.c (find_barrier): Increase length for non delayed
2213 conditional branches.
2215 2010-02-10 Christian Bruel <christian.bruel@st.com>
2217 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2219 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2221 * builtins.c (set_builtin_user_assembler_name): Also handle
2222 ffs if int is smaller than word.
2224 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2227 * ira-conflicts.c (get_dup): Remove.
2228 (process_reg_shuffles): Add new parameter. Use it as an
2229 additional guard for copy generation.
2230 (add_insn_allocno_copies): Rewrite.
2232 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2234 * common.opt (fsched2-use-traces): Preserved for backward
2236 * doc/invoke.texi: Remove the documentation about option
2237 -fsched2-use-traces.
2238 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2239 flag_sched2_use_traces.
2240 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2241 the backward compatibility flag section.
2243 2010-02-09 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/43008
2246 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2247 make HEAP variables initialized from global memory if they
2248 are not known builtin functions.
2249 (find_func_aliases): Adjust.
2251 2010-02-09 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/43000
2254 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2255 arithmetic manually.
2257 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2259 PR tree-optimization/42931
2260 * tree-loop-linear.c (try_interchange_loops): Don't call
2261 double_int_mul if estimated_loop_iterations failed.
2263 2010-02-08 Martin Jambor <mjambor@suse.cz>
2266 * tree-sra.c (build_accesses_from_assign): Do not mark in
2267 should_scalarize_away_bitmap if stmt has volatile ops.
2268 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2271 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2273 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2275 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2277 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2280 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2283 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2285 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2288 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2289 to unknown_dependence.
2290 (graphite_legal_transform_dr): Handle the unknown_dependence.
2291 (graphite_carried_dependence_level_k): Same.
2293 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2295 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2297 2010-02-07 Richard Guenther <rguenther@suse.de>
2300 * expr.c (get_inner_reference): Always initialize *pbitsize.
2302 2010-02-07 Richard Guenther <rguenther@suse.de>
2305 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2306 new ARRAY_REFs on variable size element or minimal index arrays.
2308 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2309 gimple_fold_indirect_ref.
2311 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2314 * arm.c (arm_override_options): Just return if the user has specified
2315 an invalid fpu name.
2317 2010-02-03 Jason Merrill <jason@redhat.com>
2320 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2321 i386_pe_maybe_record_exported_symbol.
2323 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2326 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2327 (pa_delegitimize_address): New function.
2329 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2331 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2332 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2334 2010-02-05 Richard Guenther <rguenther@suse.de>
2337 * lto-streamer-in.c (get_resolution): Deal with references
2338 to undefined functions.
2340 2010-02-05 Richard Guenther <rguenther@suse.de>
2342 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2343 (fold_const_aggregate_ref): Likewise.
2344 (ccp_fold_stmt): Substitute loads.
2345 (maybe_fold_reference): Verify types before substituting.
2347 (fold_gimple_assign): Unshare properly.
2348 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2350 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2352 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2353 for rs6000_gen_cell_microcode.
2355 2010-02-04 Richard Guenther <rguenther@suse.de>
2357 PR rtl-optimization/42952
2358 * dse.c (const_or_frame_p): Remove MEM handling.
2360 2010-02-04 Nick Clifton <nickc@redhat.com>
2362 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2363 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2364 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2365 (mn10300_asm_output_mi_thunk): New function.
2366 (mn10300_can_output_mu_thunk): New function.
2367 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2368 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2369 (FUNCTION_ARG): Delete incorrect comment.
2371 2010-02-03 Jason Merrill <jason@redhat.com>
2374 * fold-const.c (operand_equal_p): Handle erroneous types.
2376 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2378 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2380 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2382 PR rtl-optimization/42941
2383 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2386 2010-02-03 Jason Merrill <jason@redhat.com>
2389 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2391 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2394 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2395 (cselib_reset_table): Renamed from...
2396 (cselib_reset_table_with_next_value): ... this.
2397 (cselib_get_next_uid): Renamed from...
2398 (cselib_get_next_unknown_value): ... this.
2399 * cselib.c (next_uid): Renamed from...
2400 (next_unknown_value): ... this.
2401 (cselib_clear_table): Adjust.
2402 (cselib_reset_table): Adjust. Renamed from...
2403 (cselib_reset_table_with_next_value): ... this.
2404 (cselib_get_next_uid): Adjust. Renamed from...
2405 (cselib_get_next_unknown_value): ... this.
2406 (get_value_hash): Use hash.
2407 (cselib_hash_rtx): Likewise.
2408 (new_cselib_val): Adjust. Set and dump uid.
2409 (cselib_lookup_mem): Pass next_uid as hash.
2410 (cselib_subst_to_values): Likewise.
2411 (cselib_log_lookup): Dump uid.
2412 (cselib_lookup): Pass next_uid as hash. Adjust.
2413 (cselib_process_insn): Adjust.
2414 (cselib_init): Initialize next_uid.
2415 (cselib_finish): Adjust.
2416 (dump_cselib_table): Likewise.
2417 * dse.c (canon_address): Dump value uid.
2418 * print-rtl.c (print_rtx): Print value uid.
2419 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2421 (dv_uid): New function, sort of renamed from...
2422 (dv_htab_hash): ... this, reimplemented in terms of it and...
2423 (dv_uid2hash): ... this. New.
2424 (variable_htab_eq): Drop excess assertions.
2425 (tie_break_pointers): Removed.
2426 (canon_value_cmp): Compare uids.
2427 (variable_post_merge_New_vals): Print uids.
2428 (vt_add_function_parameters): Adjust.
2429 (vt_initialize): Reset table. Adjust.
2431 2010-02-03 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/42944
2434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2435 (call_may_clobber_ref_p_1): Likewise. Properly handle
2436 malloc and calloc clobbering errno.
2438 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2440 * doc/invoke.texi: Fix name of sched1 dump.
2442 * opts.c (decode_options): Set flag_tree_switch_conversion
2443 only conditionally on optimize >= 2.
2445 * gcse.c: Assorted comment fixes in pass description.
2447 2010-02-03 Anthony Green <green@moxielogic.com>
2449 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2450 nop padding in order to maintain alignment of storage location of
2451 target function address.
2452 (moxie_trampoline_init): Store target function address at newly
2454 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2456 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2458 2010-02-03 Richard Guenther <rguenther@suse.de>
2461 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2463 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2465 * config.gcc: Reenable check for obsolete targets.
2466 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2467 mips-sgi-irix6.[0-4]*.
2469 2010-02-02 Nick Clifton <nickc@redhat.com>
2471 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2472 constant size of 4 as being the same as 0.
2473 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2474 can take values in the range 0..4.
2476 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2479 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2480 as _darwin10_Unwind_FindEnclosingFunction().
2481 * libgcc-libsystem.ver: New.
2483 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2486 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2487 implicitly set registers.
2489 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2491 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2492 (arm_override_options): Allow automatic selection of the thread
2493 pointer register if thumb2.
2494 (legitimize_pic_address): Improve code sequences for Thumb2.
2495 (arm_call_tls_get_addr): Likewise.
2496 (legitimize_tls_address): Likewise.
2497 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2498 (pic_load_addr_32bit): ... this. New named pattern.
2499 * thumb2.md (pic_load_addr_thumb2): Delete.
2500 (pic_load_dot_plus_four): Delete.
2501 (tls_load_dot_plus_four): New named pattern.
2503 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2506 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2507 Document fix for TLS bug.
2509 2010-01-31 Richard Guenther <rguenther@suse.de>
2511 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2512 conservatively correct.
2514 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2518 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2520 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2522 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2526 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2528 * config.gcc: Adjust order of makefile fragments for mingw targets.
2530 2010-01-31 Richard Guenther <rguenther@suse.de>
2533 * gimplify.c (gimplify_init_constructor): For volatile LHS
2534 initialize a temporary.
2536 2010-01-31 Matthias Klose <doko@ubuntu.com>
2538 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2540 * configure: Regenerate.
2542 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2544 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2545 the same alias set and their sizes different constantness.
2546 (aliasing_component_refs_p): Revert 2009-10-24 change.
2548 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2550 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2553 2010-01-29 Richard Guenther <rguenther@suse.de>
2555 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2556 Assert we successfully updated the call.
2558 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2560 PR rtl-optimization/42889
2561 * df.h (df_set_bb_dirty_nonlr): New prototype.
2562 * df-core.c (df_set_bb_dirty_nonlr): New function.
2563 * df-scan.c (df_insn_rescan): Call it instead of
2564 df_set_bb_dirty for DEBUG_INSNs.
2566 2010-01-29 Richard Guenther <rguenther@suse.de>
2569 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2570 quadratic behavior in most cases.
2572 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2576 in the call to gen_x86_movsicc_0_m1.
2578 2010-01-28 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/42871
2581 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2583 2010-01-28 Richard Guenther <rguenther@suse.de>
2585 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2586 into call arguments.
2588 2010-01-28 Richard Guenther <rguenther@suse.de>
2591 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2592 the forwarder if the destination is an EH landing pad.
2594 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2596 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2597 block list passed to gimple_duplicate_sese_tail.
2598 (parallelize_loops): Avoid parallelization when the function
2600 Avoid parallelization when the preheader is IRREDUCIBLE.
2601 Try to optimize when estimated_loop_iterations_int is unresolved.
2602 Add the loop's location to the dump file.
2603 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2604 (gimple_duplicate_sese_tail): Remove the check for the latch.
2605 Redirect nexits to the exit block.
2606 Remove handling of the incoming edges to the latch.
2607 Redirect the backedge from the copied latch to the exit bb.
2609 2010-01-28 Michael Matz <matz@suse.de>
2612 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2613 Wrap force_reg into a sequence, emit it before user.
2615 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2617 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2619 (arm_legacy_rev): Likewise.
2620 (thumb_legacy_rev): Likewise.
2622 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2624 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2625 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2626 on MEM's address failed, try avoid_constant_pool_reference and
2627 recurse if it returned something different.
2628 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2629 address, try avoid_constant_pool_reference and recurse if it
2630 returned something different.
2631 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2632 address and avoid_constant_pool_reference returned something
2633 different, don't set have_address.
2635 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2638 * var-tracking.c (val_store): Add modified argument, obey it.
2640 (count_uses): Move down logging of main.
2641 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2642 don't need resolution.
2643 (emit_notes_in_bb): Likewise.
2645 2010-01-27 Richard Guenther <rguenther@suse.de>
2648 * tree-inline.c (remap_decl): Delay remapping of SSA name
2649 default definitions until we need them.
2651 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2653 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2654 (rs6000_delegitimize_address): New function.
2656 * config/s390/s390.c (s390_delegitimize_address): Call
2657 delegitimize_mem_from_attrs.
2660 * tree-inline.c (cannot_copy_type_1): Removed.
2661 (copy_forbidden): Don't forbid copying of functions containing
2662 records/unions with variable length fields.
2664 2010-01-27 Christian Bruel <christian.bruel@st.com>
2668 * config/sh/sh.c (find_barrier): Increase length for non delayed
2669 conditional branches.
2671 2010-01-27 Matthias Klose <doko@ubuntu.com>
2673 * configure.ac (gnu-unique-object): Fix ldd version check.
2674 * configure: Regenerate.
2676 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2678 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2680 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2681 Test for HAVE_GNU_AS value.
2683 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2685 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2686 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2687 INT64_TYPE): Define.
2688 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2689 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2690 INT_LEAST64_TYPE): Define.
2691 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2692 UINT_LEAST64_TYPE): Define.
2693 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2694 INT_FAST64_TYPE): Define.
2695 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2696 UINT_FAST64_TYPE): Define.
2697 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2698 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2699 (SIG_ATOMIC_TYPE): Define.
2701 2010-01-26 Richard Guenther <rguenther@suse.de>
2703 * df-scan.c (df_scan_set_bb_info): Remove assert.
2704 (df_insn_rescan_debug_internal): Merge asserts.
2705 (df_install_ref): Likewise.
2706 (df_mark_reg): Use bitmap_set_range.
2707 (df_hard_reg_used_p): Remove assert.
2708 (df_hard_reg_used_count): Likewise.
2710 2010-01-26 Richard Guenther <rguenther@suse.de>
2712 PR rtl-optimization/42685
2713 * web.c (web_main): Ignore DEBUG_INSNs.
2715 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2717 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2719 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2720 Fix types of fndecl and arglist parameters.
2722 2010-01-26 Richard Guenther <rguenther@suse.de>
2725 * tree-eh.c (unsplit_eh): Skip debug insns.
2727 2010-01-26 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/42250
2730 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2732 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2735 * omp-low.c (expand_omp_sections): Only use single_pred if
2736 l2_bb is single_pred_p.
2738 2010-01-25 Christian Bruel <christian.bruel@st.com>
2741 * config/sh/sh.c (find_barrier): Increase length for non delayed
2742 conditional branches.
2743 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2745 2010-01-24 David S. Miller <davem@davemloft.net>
2747 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2748 define if not using GAS.
2749 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2750 Likewise. Delete SECTION_MERGE code, which is only applicable
2753 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2756 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2757 mangling of va_list in system headers.
2759 2010-01-23 Toon Moene <toon@moene.org>
2761 * tree-predcom.c (combine_chains): Return NULL, not false.
2763 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2765 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2766 initialization of variable res to agree with return type.
2768 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2770 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2771 * tree-sra.c: Add include of expr.h.
2773 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2775 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2776 insert the debug stmt on the single non-EH edge from the stmt.
2778 2010-01-22 Richard Henderson <rth@redhat.com>
2781 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2782 the RHS until after generate_subtree_copies has insertted its
2783 code before the current statement.
2785 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2787 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2789 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2791 2010-01-21 Martin Jambor <mjambor@suse.cz>
2793 PR tree-optimization/42585
2794 * tree-sra.c (struct access): New field grp_total_scalarization.
2795 (dump_access): Dump the new field.
2796 (should_scalarize_away_bitmap): New variable.
2797 (cannot_scalarize_away_bitmap): Likewise.
2798 (sra_initialize): Allocate new bitmaps.
2799 (sra_deinitialize): Free new bitmaps.
2800 (create_access_1): New function.
2801 (create_access): Parts moved to create_access_1.
2802 (type_consists_of_records_p): New function.
2803 (completely_scalarize_record): Likewise.
2804 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2805 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2806 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2808 (analyze_all_variable_accesses): Completely scalarize small eligible
2811 2010-01-21 Martin Jambor <mjambor@suse.cz>
2813 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2815 2010-01-21 Andrew Haley <aph@redhat.com>
2817 * gcc.c (process_command): Move lang_specific_driver before
2818 setting cc_libexec_prefix.
2820 2010-01-21 Richard Guenther <rguenther@suse.de>
2823 * fold-const.c (negate_expr_p): Pretend only negative
2824 real constants are easily negatable.
2826 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2827 Jason Merrill <jason@redhat.com>
2829 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2830 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2831 * calls.c (initialize argument_information): Handle it.
2832 * c-common.c (handle_transparent_union_attribute): Use new name.
2833 * c-decl.c (finish_struct): Ditto.
2834 * c-typeck.c (type_lists_compatible_p): Ditto.
2835 (convert_for_assignment): Use new name and also handle record.
2836 * function.c (aggregate_value_p): Handle it.
2837 (pass_by_reference): Ditto.
2838 (assign_parm_data_types): Ditto.
2839 * print-tree.c (print_node): Ditto.
2840 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2841 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2842 * tree.c (first_field): New fn.
2844 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2847 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2848 even when linking statically, for now.
2850 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2853 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2854 without a cselib val.
2855 (count_uses): Accept MO_VAL_SET with no val on stores.
2856 (add_stores): Likewise.
2858 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2860 * var-tracking.c (check_value_val): Add a compile time assertion.
2861 (dv_is_decl_p): Simplify.
2862 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2863 gcc_assert if ENABLE_CHECKING.
2865 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2868 * var-tracking.c: Include tree-flow.h.
2869 (mem_dies_at_call): New.
2870 (dataflow_set_preserve_mem_locs): Use it.
2871 (dataflow_set_remove_mem_locs): Likewise.
2872 (dump_var): Renamed from dump_variable. Adjust all callers.
2873 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2874 * Makefile.in (var-tracking.o): Adjust deps.
2876 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2878 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2880 2010-01-20 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/42717
2883 * tree-ssa-dce.c (get_live_post_dom): Remove.
2884 (forward_edge_to_pdom): Take an arbitrary edge to copy
2885 degenerate PHI args from.
2886 (remove_dead_stmt): Use the first post-dominator even if it
2887 does not contain live statements as redirection destination.
2889 2010-01-20 Richard Guenther <rguenther@suse.de>
2891 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2893 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2895 * sel-sched.c (create_speculation_check): Remove set but not used
2897 (try_transformation_cache): Remove set but not used variable ds.
2898 (calculate_privileged_insns): Remove set but not used variables
2899 cur_insn and min_spec_insn.
2900 (find_best_expr): Remove set but not used variable avail_n.
2901 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2903 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2905 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2906 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2909 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2912 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2913 cpu types. Add support for *-sse3 cpu types.
2914 (x86_64-*-*): Ditto.
2916 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2919 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2920 argument, call initializer_constant_valid_p_1 instead of
2921 initializer_constant_valid_p, pass CACHE to it, return NULL
2922 immediately if first call returns NULL.
2923 (initializer_constant_valid_p_1): New function.
2924 (initializer_constant_valid_p): Use it.
2926 2010-01-20 Thomas Quinot <quinot@adacore.com>
2928 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2930 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2932 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2933 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2934 (loc_list_from_tree): Don't handle unsigned division. Handle
2935 signed modulo using DW_OP_{over,over,div,mul,minus}.
2936 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2937 modulo instead of signed.
2939 2010-01-20 DJ Delorie <dj@redhat.com>
2941 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2943 (h8300_emit_stack_adjustment): Propogate it.
2945 (h8300_expand_prologue): Likewise.
2946 (h8300_expand_epilogue): Likewise.
2948 2010-01-19 Michael Matz <matz@suse.de>
2950 PR tree-optimization/41783
2951 * tree-data-ref.c (toplevel): Include flags.h.
2952 (dump_data_dependence_relation): Also dump the inputs if the
2953 result will be unknown.
2954 (split_constant_offset_1): Look through some conversions.
2955 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2956 the offset from last element is too large.
2957 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2958 (reassociate_to_the_same_stmt): Handle vector registers.
2959 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2961 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2962 wide_prolog_niters argument, emit widening instructions.
2963 (vect_do_peeling_for_alignment): Adjust caller, use widened
2964 variant of the iteration cound.
2965 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2967 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2970 * config/arm/neon-testgen.m (emit_automatics): New parameter
2971 features. Adjust for Fixed_return_reg feature.
2972 (test_intrinsic): Call emit_automatics with new feature.
2973 * config/arm/neon.ml: Update copyright years.
2974 (features): New Fixed_return_reg feature.
2975 (ops): Update feature for Vget_low.
2977 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2979 PR tree-optimization/42719
2980 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2984 * fwprop.c (all_uses_available_at): Return false if def_set dest
2985 is a REG that is used in def_insn.
2987 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2989 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2991 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2994 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2996 * target.h (struct gcc_target) <secondary_reload>: Change type
2997 of last argument to secondary_reload_info *.
2999 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3002 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3003 memory references with unaligned offsets. Remove CQImode handling.
3004 (unaligned_memory_operand): Return 1 for memory references with
3005 unaligned offsets. Remove CQImode handling.
3007 2010-01-18 Richard Guenther <rguenther@suse.de>
3010 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3013 2010-01-18 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/42781
3016 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3017 restrict processing only if the original variable was artificial.
3019 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3021 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3022 find number of popped argument bytes.
3024 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3025 Fix the text that describes the return value for invalid insns.
3027 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3029 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3030 Clarify what 'cost of the -dependence' is. Fix quoting.
3032 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3033 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3035 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3037 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3038 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3040 2010-01-17 Richard Guenther <rguenther@suse.de>
3043 * function.c (split_complex_args): Take a VEC to modify.
3044 (assign_parms_augmented_arg_list): Build a VEC instead of
3045 a chain of PARM_DECLs.
3046 (assign_parms_unsplit_complex): Take a VEC of arguments.
3047 Do not fixup unmodified parms.
3048 (assign_parms): Deal with the VEC.
3049 (gimplify_parameters): Likewise.
3051 2010-01-17 Richard Guenther <rguenther@suse.de>
3053 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3054 node existence check.
3055 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3056 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3057 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3058 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3059 (gimple_execute_on_growing_pred): Likewise.
3061 2010-01-17 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/42773
3064 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3065 (compute_antic_aux): Likewise.
3066 (compute_partial_antic_aux): Likewise.
3068 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3071 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3074 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3076 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3079 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3080 Fix markup for strict argument.
3082 (TARGET_SCHED_REORDER2): Fix argument types.
3084 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3085 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3087 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3088 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3090 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3093 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3094 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3095 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3096 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3097 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3099 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3101 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3103 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3104 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3106 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3108 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3111 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3113 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3114 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3116 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3118 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3120 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3121 referring to it. Fix language.
3123 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3125 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3127 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3129 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3131 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3132 '@var{stream}. Remove stray 'and'.
3134 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3136 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3138 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3140 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3141 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3143 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3144 Fix description of return value.
3145 Rename argument "sz" to "len."
3147 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3148 Clarify meaning of 'true' return value.
3150 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3152 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3153 rep_mode versus mode_rep.
3155 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3157 (TARGET_BUILTIN_DECL): Fix name.
3159 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3161 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3163 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3165 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3167 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3169 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3172 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3173 Rename argument tm_fn to md_fn.
3175 (TARGET_OPTION_PRINT): Fix argument list.
3177 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3180 * config/i386/i386.c (ix86_fixup_binary_operands):
3181 Revert FMA4 fixup of operands.
3183 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3186 * Makefile.in (write_entries_to_file, install-plugin):
3187 Use \012 instead of \n with tr.
3189 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3191 * configure.ac (HAVE_AS_REF): New C macro.
3192 * configure: Regenerate.
3193 * config.in: Likewise.
3194 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3196 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3199 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3201 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3203 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3205 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3207 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3209 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3211 (TARGET_BINDS_LOCAL_P): Fix argument type.
3213 (TARGET_ASM_FILE_END): Use prototype.
3215 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3217 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3219 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3221 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3223 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3224 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3226 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3227 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3229 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3230 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3231 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3232 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3234 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3236 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3238 (TARGET_INIT_BUILTINS): Use prototype.
3240 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3241 Put 'const char *' in braces. Fix parameter types.
3242 (TARGET_INVALID_CONVERSION): Fix parameter types.
3243 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3244 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3246 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3249 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3251 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3253 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3255 * doc/tm.texi (TARGET_HELP): Fix return type.
3257 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3258 in braces. Fix argument types.
3260 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3262 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3264 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3266 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3267 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3269 (TARGET_MANGLE_TYPE): Fix argument types.
3271 (TARGET_IRA_COVER_CLASSES): Use prototype.
3273 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3275 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3277 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3279 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3281 (TARGET_CALLEE_COPIES): Fix argument types.
3283 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3285 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3287 (TARGET_FUNCTION_VALUE): Fix argument types.
3289 (TARGET_RETURN_IN_MSB): Fix argument type.
3291 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3293 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3295 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3297 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3298 agree with return type.
3300 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3302 2010-01-15 Jing Yu <jingyu@google.com>
3304 PR rtl-optimization/42691
3305 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3306 a pseudo to a constant and are merged, and adjust comments.
3308 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3310 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3312 2010-01-15 Richard Guenther <rguenther@suse.de>
3315 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3316 labels of computed or non-local gotos to the destination.
3317 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3318 landing pad label is the first label.
3320 2010-01-15 Richard Guenther <rguenther@suse.de>
3322 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3324 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3327 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3328 to allow generation of the xssqrtdp instruction on power7.
3329 (sqrtdf2_fpr): Ditto.
3331 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3334 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3335 functions with noreturn attribute.
3338 * varasm.c (declare_weak): Add weak attribute to decl if it
3339 doesn't have one already.
3340 (assemble_external): Only add decls to weak_decls if they also
3341 have weak attribute.
3343 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3345 * var-tracking.c (var_reg_delete): Don't delete the association
3346 between REGs and values or one-part variables if the register
3349 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3352 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3353 because its first operand is a non-localized variable.
3355 2010-01-14 Martin Jambor <mjambor@suse.cz>
3357 PR tree-optimization/42706
3358 * tree-sra.c (encountered_recursive_call): New variable.
3359 (encountered_unchangable_recursive_call): Likewise.
3360 (sra_initialize): Initialize both new variables.
3361 (callsite_has_enough_arguments_p): New function.
3362 (scan_function): Call decl and flags check only for IPA-SRA, check
3363 whether there is a recursive call and whether it has enough arguments.
3364 (all_callers_have_enough_arguments_p): New function.
3365 (convert_callers): Look for recursive calls only when
3366 encountered_recursive_call is set.
3367 (ipa_early_sra): Bail out either if
3368 !all_callers_have_enough_arguments_p or
3369 encountered_unchangable_recursive_call.
3371 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3373 * sel-sched.c: Add 2010 to copyright years.
3374 * sel-sched-ir.c: Likewise.
3375 * sel-sched-ir.h: Likewise.
3377 2010-01-14 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/42714
3380 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3381 constructors specially.
3383 2010-01-14 Andi Kleen <ak@linux.intel.com>
3385 * config/i386/drivers-i386.c (detect_caches_intel):
3386 Add l2sizekb parameter and fill in.
3387 (host_detect_local_cpu): Add l2sizekb, fill in.
3388 Add Atom small cache heuristic.
3390 2010-01-14 Andi Kleen <ak@linux.intel.com>
3392 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3393 Add level3 parameter and fill in.
3394 (detect_caches_intel): Handle level3 cache.
3396 2010-01-14 Andi Kleen <ak@linux.intel.com>
3398 * config/i386/drivers-i386.c (host_detect_local_cpu):
3399 Fix core duo detection.
3401 2010-01-14 Andi Kleen <ak@linux.intel.com>
3403 * config/i386/drivers-i386.c (host_detect_local_cpu):
3406 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3408 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3409 (rs6000_variable_issue_1): this. Use...
3410 (rs6000_variable_issue): here. Reimplement. Print debug info.
3412 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3414 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3415 sel_restore_notes. Update all callers. Call reemit_notes
3418 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3420 PR rtl-optimization/42246
3421 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3424 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3426 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3427 all successors is the same as number of successors in current region.
3429 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3431 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3432 to rename is not separable. Otherwise check that its LHS is not NULL.
3434 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3436 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3438 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3440 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3441 available registers when failed to discover LHS register class.
3442 Fix indentation. Update comment.
3444 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3445 Alexander Monakov <amonakov@ispras.ru>
3447 PR rtl-optimization/42389
3448 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3450 (advance_state_on_fence): Likewise.
3451 (sel_target_adjust_priority): Print debug output only when
3452 sched_verbose >= 4, not 2.
3453 (get_expr_cost): Do not issue all unique insns on the next cycle.
3454 (fill_insns): Initialize can_issue_more from the value saved
3456 * sel-sched-ir.c (flist_add): New parameter issue_more.
3457 Init FENCE_ISSUE_MORE with it.
3458 (merge_fences): Likewise.
3459 (init_fences): Update call to flist_add.
3460 (add_to_fences, add_clean_fence_to_fences)
3461 (add_dirty_fence_to_fences): Likewise.
3462 (move_fence_to_fences): Update call to merge_fences.
3463 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3465 * sel-sched-ir.h (struct _fence): New field issue_more.
3466 (FENCE_ISSUE_MORE): New accessor macro.
3468 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3470 PR rtl-optimization/42388
3471 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3472 that have no predecessors nor successors. Do not call move_bb_info
3473 for empty blocks outside of current region.
3475 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3477 PR rtl-optimization/42294
3478 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3479 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3480 originators' originators.
3482 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3484 PR rtl-optimization/39453
3485 PR rtl-optimization/42246
3486 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3488 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3490 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3491 Alexander Monakov <amonakov@ispras.ru>
3494 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3495 (maybe_tidy_empty_bb): ... here. Make static. Add new
3496 argument. Update all callers.
3497 (tidy_control_flow): ... and here. Recompute topological order
3498 of basic blocks in region if necessary.
3499 (sel_redirect_edge_and_branch): Change return type. Return true
3500 if topological order might have been invalidated.
3501 (purge_empty_blocks): Export and move from...
3502 * sel-sched.c (purge_empty_blocks): ... here.
3503 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3504 (maybe_tidy_empty_bb): Delete prototype.
3505 (purge_empty_blocks): Declare.
3507 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3509 PR rtl-optimization/42249
3510 * sel-sched.c (try_replace_dest_reg): When chosen register
3511 and original register is the same, do not bail out early, but
3512 still check all original insns for validity of replacing destination
3513 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3516 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3519 Port from no-undefined-overflow branch:
3520 2009-03-09 Richard Guenther <rguenther@suse.de>
3522 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3524 2010-01-14 Richard Guenther <rguenther@suse.de>
3527 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3529 2010-01-14 Ira Rosen <irar@il.ibm.com>
3531 PR tree-optimization/42709
3532 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3533 as scalar type in creation of constant vector operand.
3535 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3538 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3539 (check-parallel-%): Match `testsuite' directory component only
3542 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3544 PR translation/39521
3545 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3548 2010-01-13 Richard Guenther <rguenther@suse.de>
3550 PR tree-optimization/42730
3551 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3554 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3557 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3558 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3561 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3563 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3564 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3565 ___umulsi3_highpart.
3567 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3568 rather than schedule_insns if the pass is enabled.
3570 2010-01-13 Martin Jambor <mjambor@suse.cz>
3572 PR tree-optimization/42704
3573 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3576 2010-01-13 Martin Jambor <mjambor@suse.cz>
3578 PR tree-optimization/42703
3579 * tree-sra.c (analyze_access_subtree): Check that we can build a
3580 reference to the original data within the aggregate.
3582 2010-01-13 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/42705
3585 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3587 2010-01-13 Richard Guenther <rguenther@suse.de>
3590 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3592 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3595 * var-tracking.c (values_to_unmark): New variable.
3596 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3597 values_to_unmark vector. Moved body to...
3598 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3599 instead queue it into values_to_unmark vector.
3600 (vt_find_locations): Free values_to_unmark vector.
3602 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3604 * config/s390/s390.c (override_options): Set
3605 default of max-pending-list-length to 256
3607 2010-01-13 Richard Guenther <rguenther@suse.de>
3610 * tree-pass.h (PROP_gimple_lcx): New.
3611 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3612 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3613 before the final cleanup_eh.
3614 (dump_properties): Dump PROP_gimple_lcx.
3615 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3616 (tree_lower_complex_O0): Remove.
3617 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3618 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3619 tree_lower_complex, schedule TODO_update_ssa.
3620 * lto-streamer-out.c (output_function): Stream the functions
3622 * lto-streamer-in.c (input_function): Likewise.
3623 (lto_read_body): Do not override them here.
3625 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3628 * c-typeck.c (build_c_cast): Fold value cast to union type before
3629 wrapping it in a CONSTRUCTOR.
3631 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3633 PR rtl-optimization/42699
3634 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3637 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3639 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3640 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3641 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3642 SUBTARGET_WARN_UNUSED_SPEC): ... here
3643 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3645 2010-01-12 Julian Brown <julian@codesourcery.com>
3647 * config/arm/neon-schedgen.ml (Utils): Don't try to
3648 open missing module.
3649 (find_with_result): New.
3651 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3654 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3655 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3657 PR tree-optimization/42645
3658 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3659 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3660 decl_map, set processing_debug_stmt to -1 and return name without
3663 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3665 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3666 binutils version, and reword target configuration description.
3668 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3670 * config/avr/avr.h (LINKER_NAME): Remove.
3672 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3675 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3676 that support VSX, warn for -mno-altivec if vsx is not disabled,
3679 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3680 Shujing Zhao <pearly.zhao@oracle.com>
3682 PR translation/42469
3683 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3684 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3685 character between option name and help text.
3686 * c.opt (imultilib): Likewise.
3688 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3690 * lto-streamer-out.c (output_unreferenced_globals): Output static
3693 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3695 PR rtl-optimization/42621
3696 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3697 optimizing for size.
3698 (duplicate_computed_gotos): Remove now-redundant check.
3700 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3703 * configure.ac: Save and restore LDFLAGS and LIBS
3704 * configure: Regenerate.
3706 2010-01-10 Richard Guenther <rguenther@suse.de>
3709 * builtins.c (fold_builtin_strlen): Add type argument and
3710 convert the resulting length to it.
3711 (fold_builtin_1): Adjust.
3713 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3715 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3716 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3718 (num_insns_constant_wide): Adjust for that change.
3720 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3723 * web.c (union_defs): Add used argument, to combine uses of
3725 (entry_register): Adjust type and tests of used argument.
3726 (web_main): Widen used for new use. Pass it to union_defs.
3727 * df.h (union_defs): Adjust prototype.
3729 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3732 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3733 uses in new incoming argument. Free body.
3734 (reset_debug_uses_in_loop): New.
3735 (analyze_insn_to_expand_var): Call the latter if the former found
3736 anything. Fix whitespace. Reject invalid dest overlaps before
3737 going through all insns in the loop.
3739 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3742 * haifa-sched.c (dying_use_p): Debug insns don't count.
3744 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3747 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3748 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3749 (verify_gimple_call): Reject LHS in noreturn calls.
3751 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3755 * tree-vect-loop-manip.c (adjust_info): New type.
3756 (adjust_vec): New pointer to vector.
3757 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3758 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3759 (slpeel_update_phis_for_duplicate_loop): Use them.
3760 (slpeel_update_phi_nodes_for_guard1): Likewise.
3761 (slpeel_update_phi_nodes_for_guard2): Likewise.
3762 (slpeel_tree_peel_loop_to_edge): Likewise.
3763 (vect_update_ivs_after_vectorizer): Likewise.
3765 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3767 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3768 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3770 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3772 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3773 bogus uninitialized warning.
3775 2010-01-09 Richard Guenther <rguenther@suse.de>
3778 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3779 the evolution is compatible with the initial condition.
3781 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3783 * gcc.c (process_command): Update copyright notice dates.
3784 * gcov.c (print_version): Likewise.
3785 * gcov-dump.c (print_version): Likewise.
3786 * mips-tfile.c (main): Likewise.
3787 * mips-tdump.c (main): Likewise.
3789 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3792 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3794 (rotlhi3_8): Delete.
3796 (rotlsi3_8): Delete.
3797 (rotlsi3_16): Delete.
3798 (rotlsi3_24): Delete.
3800 (*rotw<mode>3): New.
3801 (*rotb<mode>3): New.
3802 * config/avr/avr.c (avr_rotate_bytes): New function.
3803 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3805 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3808 * configure.ac: Modify -rdynamic check.
3809 * configure: Regenerate.
3811 2010-01-08 DJ Delorie <dj@redhat.com>
3813 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3814 register popping order.
3816 2010-01-08 Richard Guenther <rguenther@suse.de>
3819 * c.opt (fsigned-char): Also let LTO handle this option.
3820 (funsigned-char): Likewise.
3822 2010-01-07 Richard Guenther <rguenther@suse.de>
3824 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3825 (gimple_op): Likewise.
3826 (gimple_op_ptr): Likewise.
3827 (gimple_assign_set_lhs): Remove gcc_assert.
3828 (gimple_assign_set_rhs1): Likewise.
3829 (gimple_assign_set_rhs2): Likewise.
3830 (gimple_call_set_lhs): Likewise.
3831 (gimple_call_set_fn): Likewise.
3832 (gimple_call_set_fndecl): Likewise.
3833 (gimple_call_fndecl): Likewise.
3834 (gimple_call_return_type): Likewise.
3835 (gimple_call_set_chain): Likewise.
3836 (gimple_call_num_args): Likewise.
3837 (gimple_call_set_arg): Likewise.
3838 (gimple_cond_set_code): Likewise.
3839 (gimple_cond_set_lhs): Likewise.
3840 (gimple_cond_set_rhs): Likewise.
3841 (gimple_cond_set_true_label): Likewise.
3842 (gimple_cond_set_false_label): Likewise.
3843 (gimple_label_set_label): Likewise.
3844 (gimple_goto_set_dest): Likewise.
3845 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3846 (gimple_debug_bind_get_value): Likewise.
3847 (gimple_debug_bind_get_value_ptr): Likewise.
3848 (gimple_debug_bind_set_var): Likewise.
3849 (gimple_debug_bind_set_value): Likewise.
3850 (gimple_debug_bind_reset_value): Likewise.
3851 (gimple_debug_bind_has_value_p): Likewise.
3852 (gimple_return_retval_ptr): Remove gcc_assert.
3853 (gimple_return_retval): Likewise.
3854 (gimple_return_set_retval): Likewise.
3855 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3856 (safe_referenced_var_iterator): Remove.
3857 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3858 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3859 (fill_referenced_var_vec): Remove.
3860 (first_readonly_imm_use): Remove redundant gcc_assert.
3861 (phi_arg_index_from_use): Combine gcc_asserts.
3862 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3863 (first_imm_use_stmt): Remove redundant gcc_assert.
3864 * tree-cfg.c (verify_gimple_call): Verify function and chain
3865 operands. Verify arguments.
3866 (verify_types_in_gimple_stmt): Verify condition code and labels.
3868 2010-01-07 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/42641
3871 * sese.c (rename_map_elt_info): Use the SSA name version, do
3874 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3876 PR tree-optimization/42625
3877 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3878 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3880 2010-01-07 Duncan Sands <baldrick@free.fr>
3882 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3884 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3887 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3888 note itself is not function_invariant_p.
3890 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3892 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3893 Do not add the DF_NOTE problem.
3894 * store-motion.c (execute_rtl_store_motion): Likewise.
3896 2010-01-07 Martin Jambor <mjambor@suse.cz>
3898 PR tree-optimization/42157
3899 * tree-sra.c (compare_access_positions): Stabilize sort if both
3900 accesses have integer types, return zero immediately if they are the
3903 2010-01-06 Richard Henderson <rth@redhat.com>
3906 * haifa-sched.c (add_to_note_list): Merge into ...
3907 (concat_note_lists): ... here, and ...
3908 (unlink_other_notes, rm_other_notes): Merge into...
3909 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3910 NOTE_INSN_EPILOGUE_BEG.
3912 2010-01-06 Richard Guenther <rguenther@suse.de>
3914 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3915 not inline regular functions into always-inline functions.
3917 2010-01-06 Nick Clifton <nickc@redhat.com>
3919 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3920 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3922 (OVERRIDE_OPTIONS): Delete.
3923 (OPTIMIZATION_OPTIONS): Define.
3924 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3925 * config/rx/rx.c (rx_handle_option): Issue an error message if
3926 -mcpu=rx200 and -fpu are used together.
3927 (rx_set_optimization_options): New function. Issue an error
3928 message if an optimization attribute attempts to reset the FPU/
3929 math optimization pairing.
3930 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3931 * config/rx/rx.opt: Set the default to 32-bit doubles.
3932 * config/rx/t-rx: Add multilibs for -nofpu option.
3933 * doc/invoke.texi: Update documentation of RX options.
3935 2010-01-06 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-pre.c (name_to_id): New global.
3938 (alloc_expression_id): Simplify SSA name handling.
3939 (lookup_expression_id): Likewise.
3940 (init_pre): Zero name_to_id.
3941 (fini_pre): Free it.
3943 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3945 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3947 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/sse.md (smaxv2di3): New.
3951 (umaxv2di3): Likewise.
3952 (sminv2di3): Likewise.
3953 (uminv2di3): Likewise.
3955 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3958 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3959 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3960 (legitimize_tls_address): Likewise.
3961 (sparc_tls_referenced_p): Likewise.
3962 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3963 and adjust calls to legitimize_pic_address.
3964 (legitimate_constant_p) Use sparc_tls_referenced_p.
3965 (legitimate_pic_operand_p): Likewise.
3966 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3967 (sparc_tls_symbol_ref_1): Delete.
3968 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3969 (legitimize_tls_address): Make static, handle CONST patterns.
3970 (legitimize_pic_address): Make static, remove unused parameter and
3971 adjust recursive calls.
3972 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3973 and adjust call to legitimize_pic_address.
3974 (sparc_output_mi_thunk): Likewise.
3976 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3977 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3981 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3982 operands to make them signed.
3985 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3988 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3989 GTU to GT for V4SI and V2DI.
3991 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3992 (umin<mode>3): Removed.
3994 (uminv4si3): Likewise.
3996 2010-01-05 Martin Jambor <mjambor@suse.cz>
3998 PR tree-optimization/42462
3999 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4000 current_function_decl to helper functions and macros.
4002 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4005 * flags.h: Don't include real.h.
4006 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4007 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4008 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4009 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4010 * dominance.c: Update copyright.
4011 * gimple.c (walk_gimple_op): Remove inline.
4012 * tree-ssa-reassoc.c: Include real.h.
4013 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4014 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4016 2010-01-05 Nick Clifton <nickc@redhat.com>
4018 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4019 register to push into the stack frame when the accumulator has to
4020 be saved during interrupts.
4022 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4024 * doc/invoke.texi: Remove the documentation about option
4026 * common.opt (Wunreachable-code): Preserved for backward
4028 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4029 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4030 the backward compatibility flag section.
4032 2010-01-05 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4036 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4039 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4041 PR tree-optimization/42508
4042 * tree-sra.c (convert_callers): Check for recursive call
4043 by comparing cgraph nodes instead of decls.
4044 (modify_function): Call ipa_modify_formal_parameters also
4045 on all same_body aliases.
4047 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4048 cgraph nodes when checking for same_body aliases.
4050 2010-01-05 Richard Guenther <rguenther@suse.de>
4052 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4053 allocation and lookup.
4054 (get_or_alloc_expr_for_constant): Likewise.
4055 (phi_translate): Sink allocation.
4057 2010-01-04 Richard Guenther <rguenther@suse.de>
4059 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4060 a new entry only if needed.
4061 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4062 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4064 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4066 (phi_translate): Handle CONSTANTs early.
4068 2010-01-04 Martin Jambor <mjambor@suse.cz>
4070 PR tree-optimization/42398
4071 * tree-sra.c (struct access): Removed flag grp_different_types.
4072 (dump_access): Do not dump the removed flag.
4073 (sort_and_splice_var_accesses): Do not set the removed flag.
4074 (sra_modify_expr): Check for type compatibility directly.
4076 2010-01-04 Martin Jambor <mjambor@suse.cz>
4078 PR tree-optimization/42366
4079 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4080 edges with variable number of parameters.
4081 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4082 flag instead of asserting it.
4083 (ipa_read_node_info): Read uses_analysis_done flag.
4085 2010-01-04 Richard Guenther <rguenther@suse.de>
4087 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4088 iterative_hash_* as intended.
4089 (vn_reference_compute_hash): Likewise. Simplify hashing
4091 (vn_reference_lookup_2): Likewise.
4092 (vn_nary_op_compute_hash): Likewise.
4093 (vn_phi_compute_hash): Likewise.
4094 (expressions_equal_p): Remove strange code.
4095 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4096 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4097 (bitmap_insert_into_set_1): Take value-id as parameter.
4098 (add_to_value): Pass it.
4099 (bitmap_insert_into_set): Likewise.
4100 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4102 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4105 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4106 (do_self_spec): For switches with SWITCH_IGNORE set set also
4107 SWITCH_IGNORE_PERMANENTLY.
4108 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4111 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4113 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4114 tree of an unreferenced global var.
4116 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4119 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4120 GTU to GT for V4SI and V2DI.
4122 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4123 (umin<mode>3): Removed.
4125 (uminv4si3): Likewise.
4127 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4130 * collect2.c (main): Turn on trace in collect2 if -v is passed
4133 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4135 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4136 description of expression operand.
4138 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4140 * configure.ac: Add install-html to target_list for Make-hooks.
4141 * configure: Regenerate.
4142 * fortran/Make-lang.in (F95_HTMLFILES): New.
4143 (fortran.html): Use it.
4144 (fortran.install-html): New.
4145 * Makefile.in (install-html): Add lang.install-html.
4146 * java/Make-lang.in (JAVA_HTMLFILES): New.
4147 (java.html): Use it.
4148 (java.install-html): New.
4149 * objc/Make-lang.in (objc.install-html): New.
4150 * objcp/Make-lang.in (obj-c++.install-html): New.
4151 * cp/Make-lang.in (c++.install-html): New.
4152 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4153 * lto/Make-lang.in (lto.install-html): New.
4155 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4158 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4160 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4162 PR rtl-optimization/41862
4163 * store-motion.c (store_killed_in_insn, compute_store_table,
4164 remove_reachable_equiv_notes, replace_store_insn,
4165 build_store_vectors): Ignore all DEBUG_INSNs.
4167 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4170 * common.opt: Add dumpdir.
4172 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4174 (option_map): Add --dumpdir.
4176 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4178 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4180 * opts.c (decode_options): Try dump_dir_name first if
4181 dump_base_name isn't an absolute path.
4182 (common_handle_option): Handle OPT_dumpdir.
4184 * toplev.c (dump_dir_name): New.
4185 (print_switch_values): Also ignore -dumpdir.
4187 * toplev.h (dump_dir_name): New.
4189 2010-01-03 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/42589
4192 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4193 double-word expansion of bswap32.
4195 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4197 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4198 with BLOCK_FOR_INSN.
4199 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4200 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4201 noce_process_if_block): Likewise.
4202 * gcse.c (compute_local_properties, insert_expr_in_table,
4203 insert_set_in_table, canon_list_insert, find_avail_set,
4204 pre_insert_copy_insn): Likewise.
4206 * basic-block.h (BLOCK_NUM): Move from here...
4207 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4209 2010-01-03 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/42438
4212 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4213 contains_may_not_return_call flag.
4214 (BB_MAY_NOTRETURN): New.
4215 (valid_in_sets): Trapping nary operations are not valid
4216 in blocks that may not return.
4217 (insert_into_preds_of_block): Remove check for trapping expressions.
4218 (compute_avail): Compute also BB_MAY_NOTRETURN.
4220 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4222 * doc/invoke.texi: Add 2010 to copyright years.
4224 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4226 * config/sparc/sparc.c: Fix formatting nits.
4228 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4229 Alexander Monakov <amonakov@ispras.ru>
4231 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4233 2010-01-02 Richard Guenther <rguenther@suse.de>
4236 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4237 (simplify_switch_using_ranges): Mark to be removed edges
4240 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4242 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4244 * collect2.c (scan_libraries): Add missing argument in call to
4247 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4250 * config/alpha/predicates.md (aligned_memory_operand): Return false
4252 (unaligned_memory_operand): Return true for CQImode.
4253 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4254 doesn not cross aligned SImode word boundary.
4256 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4258 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4260 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4261 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4263 2010-01-02 Richard Guenther <rguenther@suse.de>
4266 * toplev.c (compile_file): Emit LTO marker properly. Change
4268 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4270 2010-01-01 Richard Guenther <rguenther@suse.de>
4273 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4275 2010-01-01 Richard Guenther <rguenther@suse.de>
4278 * c-decl.c (grokdeclarator): For zero-size arrays force
4279 structural equality checks as layout_type does.
4281 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4283 * builtins.c: Update copyright to 2010.
4285 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4288 * lto-streamer-out.c (produce_asm): Revert the last change.
4289 (copy_function): Likewise.
4291 * lto-streamer.c (lto_get_section_name): Skip any leading
4294 2010-01-01 Richard Guenther <rguenther@suse.de>
4297 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4301 Copyright (C) 2010 Free Software Foundation, Inc.
4303 Copying and distribution of this file, with or without modification,
4304 are permitted in any medium without royalty provided the copyright
4305 notice and this notice are preserved.