1 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5 Remove invalid assert and wrong comment.
7 2010-03-26 Jakub Jelinek <jakub@redhat.com>
10 * flags.h (final_insns_dump_p): New extern.
11 * final.c (final_insns_dump_p): New variable.
12 (rest_of_clean_state): Set it before -fdump-final-insns=
13 dumping, clear afterwards.
14 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
15 MEM_ALIAS_SET on MEMs.
17 2010-03-26 David S. Miller <davem@davemloft.net>
19 * configure.ac: Fix sparc GOTDATA_OP bug check.
22 2010-03-26 Alan Modra <amodra@gmail.com>
24 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
26 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
31 2010-03-25 Jakub Jelinek <jakub@redhat.com>
34 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
35 Clear first_function_block_is_cold.
38 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
39 argument if the argument is truth_value_p.
41 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
43 * config/rs6000/constraints.md: Update copyright year for my changes.
46 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
47 used in reg+reg addressing, swap registers.
49 2010-03-24 Jakub Jelinek <jakub@redhat.com>
52 * target.h (struct gcc_target): Add code_end hook.
53 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
55 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
56 * toplev.c (compile_file): Call targetm.asm_out.code_end
57 hook before unwind info/debug info output.
58 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
59 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
60 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
61 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
62 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
63 * config/i386/i386.c (ix86_file_end): Renamed to...
64 (ix86_code_end): ... this. Make static. Don't call
65 file_end_indicate_exec_stack. Emit unwind info using
66 final_start_function/final_end_function.
67 (darwin_x86_file_end): Remove.
68 (TARGET_ASM_CODE_END): Define.
69 * config/i386/i386.h (TARGET_ASM_FILE_END,
70 NEED_INDICATE_EXEC_STACK): Don't define.
71 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
72 (TARGET_ASM_FILE_END): Define to darwin_file_end.
73 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
74 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
77 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
78 at the beginning and final_end_function at the end.
79 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
81 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
83 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
84 and Sun as TLS syntax.
85 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
86 * configure: Regenerate.
87 * config.in: Regenerate.
88 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
89 (default_elf_asm_named_section): Use it.
90 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
91 (i386_output_dwarf_dtprel): Likewise.
92 (output_addr_const_extra): Likewise.
93 (output_pic_addr_const): Lowercase @GOTTPOFF.
94 (output_addr_const_extra): Likewise.
95 (output_pic_addr_const): Lowercase @GOTNTPOFF.
96 (output_addr_const_extra): Likewise.
97 (output_pic_addr_const): Lowercase @INDNTPOFF.
98 (output_addr_const_extra): Likewise.
99 (output_pic_addr_const): Lowercase @NTPOFF.
100 (output_addr_const_extra): Likewise.
101 (output_pic_addr_const): Lowercase @TPOFF.
102 (output_addr_const_extra): Likewise.
103 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
104 (*tls_global_dynamic_64): Likewise.
105 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
106 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
108 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
109 (ASM_OUTPUT_TLS_COMMON): Use it.
110 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
113 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
114 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
115 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
116 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
117 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
118 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
120 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * config/i386/i386.c (override_options): Don't accept
123 -mtls-dialect=sun any longer.
124 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
125 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
126 (*tls_local_dynamic_base_32_sun): Likewise.
127 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
129 2010-03-24 Jakub Jelinek <jakub@redhat.com>
132 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
133 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
136 * ira.c (adjust_cleared_regs): New function.
137 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
141 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
143 * expr.c (expand_expr_real): Restore previous
144 curr_insn_source_location and curr_insn_block after
145 expand_expr_real_1 call.
146 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
147 instead of expand_expr_real_1.
149 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
151 PR rtl-optimization/43413
152 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
155 2010-03-22 James E. Wilson <wilson@codesourcery.com>
158 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
159 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
161 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
163 * config/i386/i386.c (ix86_target_string): Add -mfma.
164 Fix a typo in comment.
166 2010-03-22 Mike Stump <mikestump@comcast.net>
169 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
170 Don't overly align based upon packed packed fields.
172 2010-03-22 Jason Merrill <jason@redhat.com>
174 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
175 Use () rather than [], and move before the element type.
177 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
179 * doc/configfiles.texi (Configuration Files): Removed
180 fixinc/Makefile*, intl/Makefile.*.
181 * doc/makefile.texi: Fixed markup. Abstract from version
183 (Makefile): Removed obsolete gcc/java/parse.y example.
184 * doc/sourcebuild.texi: Likewise.
185 (Top Level): Added config, gnattools, libdecnumber, libgcc,
186 libgomp, libssp. Removed fastjar.
187 (Miscellaneous Docs): Clarify location.
188 Added COPYING3, COPYING3.LIB.
189 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
191 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
194 * config/i386/i386.c (x86_function_profiler)
195 [!NO_PROFILE_COUNTERS]: Fix typo.
196 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
199 2010-03-22 Janis Johnson <janis187@us.ibm.com>
200 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
202 * doc/sourcebuild.texi (Test Directives): Split into six
203 subsections, with most of the current text in new subsections
204 Directives, Selectors, and Final Actions.
205 (Directives): Split list of test directives into multiple
207 (Selectors): Describe use and syntax of selectors.
208 (Effective-Target Keywords): Describe all existing keywords.
209 (Add Options): Describe features for dg-add-options.
210 (Require Support): Describe variants of dg-require-support.
211 (Final Actions): Describe commands to use in dg-final.
213 2010-03-22 Michael Matz <matz@suse.de>
216 * recog.c (validate_replace_rtx_group): Replace also in
217 REG_EQUAL and REG_EQUIV notes.
219 2010-03-22 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/43390
222 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
223 sure vector extracts are type correct.
225 2010-03-22 Richard Guenther <rguenther@suse.de>
228 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
229 x * sqrt (x) even when optimizing for size if the target
230 has native support for sqrt.
232 2010-03-22 Jakub Jelinek <jakub@redhat.com>
234 * varasm.c (make_decl_rtl_for_debug): Also clear
235 flag_mudflap for the duration of make_decl_rtl call.
238 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
239 locs from preserved VALUEs.
241 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
244 * pa.md (movmemsi): Set align to one if zero.
245 (movmemdi): Likewise.
247 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
250 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
251 with their corresponding prologue pushes.
253 2010-03-20 Andrew Pinski <pinskia@gmail.com>
256 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
257 at the begining or end.
258 (spu_expand_epilogue): Likewise.
260 2010-03-20 Richard Guenther <rguenther@suse.de>
262 PR rtl-optimization/43438
263 * combine.c (make_extraction): Properly zero-/sign-extend an
264 extraction of the low part of a CONST_INT. Also handle
267 2010-03-19 Mike Stump <mikestump@comcast.net>
269 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
270 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
271 (override_options): Use SUBTARGET32_DEFAULT_CPU.
273 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
276 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
279 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
281 PR rtl-optimization/42258
282 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
283 use that may match DEF.
286 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
287 the cost of loading the constant rather than assuming
289 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
290 outer code is AND, do the same tests as the andsi3 expander and
291 return COSTS_N_INSNS (1) if and is cheap.
293 * optabs.c (avoid_expensive_constant): Fix formatting.
295 2010-03-19 Michael Matz <matz@suse.de>
298 * attribs.c (decl_attributes): When rebuilding a function pointer
299 type use the same qualifiers as the original pointer type.
301 2010-03-19 Martin Jambor <mjambor@suse.cz>
303 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
304 and is_gimple_ip_invariant_address.
306 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
309 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
311 * config/arm/arm.c (arm_override_options): Turn off
312 flag_dwarf2_cfi_asm for AAPCS variants.
314 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
317 * config/arm/arm.c (emit_multi_reg_push): Update comments.
318 Use PRE_MODIFY instead of PRE_DEC.
319 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
320 (vfp_emit_fstmd): Likewise.
322 2010-03-19 Michael Matz <matz@suse.de>
325 * builtins.c (expand_builtin_interclass_mathfn,
326 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
329 2010-03-19 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/43415
332 * tree-ssa-pre.c (phi_translate): Split out worker to ...
333 (phi_translate_1): ... this.
334 (phi_translate): Move all caching here. Cache all NARY
335 and REFERENCE translations.
337 2010-03-19 David S. Miller <davem@davemloft.net>
339 With help from Eric Botcazou.
340 * config/sparc/sparc.c: Include dwarf2out.h.
341 (emit_pic_helper): Delete.
342 (pic_helper_symbol_name): Delete.
343 (pic_helper_emitted_p): Delete.
344 (pic_helper_needed): New.
345 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
346 (get_pc_thunk_name): New.
347 (load_pic_register): Remove 'delay_pic_helper' arg. Use
348 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
349 Set pic_helper_needed to true. Don't call emit_pic_helper.
350 (sparc_expand_prologue): Update load_pic_register call.
351 (sparc_output_mi_thunk): Likewise.
352 (sparc_file_end): Emit a hidden comdat symbol for the PIC
353 thunk if possible. Output CFI information as needed.
355 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
356 Jack Howarth <howarth@bromo.med.uc.edu>
359 * config/i386/i386.h: Fix ABI on darwin x86-32.
361 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
363 * tree.h: Declare make_decl_rtl_for_debug.
364 * varasm.c (make_decl_rtl_for_debug): New.
365 * dwarf2out.c (rtl_for_decl_location): Call it.
366 * cfgexpand.c (expand_debug_expr): Call it.
368 2010-03-18 Jakub Jelinek <jakub@redhat.com>
371 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
375 * var-tracking.c (vt_init_cfa_base): Do nothing if
376 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
378 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
381 * var-tracking.c (canonicalize_vars_star): New.
382 (dataflow_post_merge_adjust): Use it.
384 2010-03-18 Jakub Jelinek <jakub@redhat.com>
387 * var-tracking.c (non_suitable_const): New function.
388 (add_uses): For DEBUG_INSNs with constants, don't record any
389 value, instead just the constant value itself.
390 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
391 is not VAR_LOC_UNKNOWN_P, set var to the constant.
392 (emit_notes_in_bb): Likewise.
393 (emit_note_insn_var_location): For onepart variables if
394 cur_loc is a VOIDmode constant, use DECL_MODE.
396 2010-03-18 Martin Jambor <mjambor@suse.cz>
399 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
400 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
401 all non-clones. Moved call redirection...
402 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
403 (cgraph_materialize_all_clones): Dispose of all
404 combined_args_to_skip bitmaps.
405 (verify_cgraph_node): Do not check for edges pointing to wrong
406 nodes in inline clones.
407 * tree-inline.c (copy_bb): Call
408 cgraph_redirect_edge_call_stmt_to_callee.
409 * ipa.c (cgraph_remove_unreachable_nodes): Call
410 cgraph_node_remove_callees even when there are used clones.
412 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
416 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
419 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
422 2010-03-18 Michael Matz <matz@suse.de>
425 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
426 into sqrt(x) if we need to preserve signed zeros.
428 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
429 Eric Botcazou <ebotcazou@adacore.com>
431 PR rtl-optimization/43360
432 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
433 note if we don't know its invariant status.
435 2010-03-18 Michael Matz <matz@suse.de>
437 PR tree-optimization/43402
438 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
439 PHI chains of ssa names registered for update.
441 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
444 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
445 non-offsettable and pre_modify update addressing.
446 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
447 and "2" alternatives "#".
448 (*movdd_softfloat32): Make all alternatives "#";
449 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
450 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
451 (*movdf_softfloat32): Make all alternatives "#";
452 (movdi): Use the new DIFD mode iterator to create a common splitter
453 for movdi, movdf and movdd patterns.
455 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
457 * common.opt (dumpdir): Remove redundant tab.
459 2010-03-17 Martin Jambor <mjambor@suse.cz>
461 PR tree-optimization/43347
462 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
463 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
465 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
467 PR rtl-optimization/42216
468 * regrename.c (create_new_chain): New function, broken out from...
469 (scan_rtx_reg): ... here. Call it. Handle the case where we are
470 appending a use to an empty chain.
471 (build_def_use): Remove previous changes that convert OP_INOUT to
472 OP_OUT operands; instead detect the case where an OP_INOUT operand
473 uses a previously untracked register and create an empty chain for it.
475 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
477 * doc/extend.texi (Function Attributes): Rewrite unfinished
478 sentence in ms_abi documentation.
480 2010-03-17 Alan Modra <amodra@gmail.com>
482 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
483 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
484 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
485 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
487 2010-03-16 Richard Henderson <rth@redhat.com>
490 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
491 (lower_try_finally): Save and restore eh_seq around the expansion
494 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
496 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
497 statements before splitting block.
499 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
501 * doc/sourcebuild.texi (Testsuites): Fix markup.
502 Use pathnames relative to gcc/testsuite.
503 (Test Directives): Move description of how timeout is determined.
504 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
505 (C Tests): Correct gcc.misc-tests directory.
506 Framework tests now live in gcc.test-framework.
508 2010-03-16 Richard Guenther <rguenther@suse.de>
511 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
512 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
514 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
515 Alexandre Oliva <aoliva@redhat.com>
517 PR tree-optimization/42917
518 * lambda-code.c (remove_iv): Skip debug statements.
519 (lambda_loopnest_to_gcc_loopnest): Likewise.
520 (not_interesting_stmt): Debug statements are not interesting.
522 2010-03-16 Jakub Jelinek <jakub@redhat.com>
526 * cselib.c (cselib_preserve_constants,
527 cfa_base_preserved_val): New static variables.
528 (preserve_only_constants): New function.
529 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
530 clear its REG_VALUES. If cselib_preserve_constants, don't
531 empty the whole hash table, but preserve there VALUEs with constants,
532 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
533 (cselib_preserve_cfa_base_value): New function.
534 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
535 (cselib_init): Change argument to int bitfield. Set
536 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
538 (cselib_finish): Clear cselib_preserve_constants and
539 cfa_base_preserved_val.
540 * cselib.h (enum cselib_record_what): New enum.
541 (cselib_init): Change argument to int.
542 (cselib_preserve_cfa_base_value): New prototype.
543 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
544 * dse.c (dse_step1): Likewise.
545 * cfgcleanup.c (thread_jump): Likewise.
546 * sched-deps.c (sched_analyze): Likewise.
547 * gcse.c (local_cprop_pass): Likewise.
548 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
549 If FN is non-NULL, call the callback always and whenever it returns
550 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
551 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
552 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
553 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
554 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
555 * var-tracking.c: Include recog.h.
556 (bb_stack_adjust_offset): Remove.
557 (vt_stack_adjustments): Don't call it, instead just gather the
558 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
559 (adjust_stack_reference): Remove.
560 (compute_cfa_pointer): New function.
561 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
562 (struct adjust_mem_data): New type.
563 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
565 (get_address_mode): New function.
566 (replace_expr_with_values): Use it.
567 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
568 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
569 (adjust_sets): Remove.
570 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
571 Use get_address_mode.
572 (get_adjusted_src): Remove.
573 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
574 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
575 (add_with_sets): Don't call adjust_sets.
576 (fp_setter, vt_init_cfa_base): New functions.
577 (vt_initialize): Change return type to bool. Move most of pool etc.
578 initialization to the beginning of the function from end. Pass
579 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
580 If !frame_pointer_needed, call vt_stack_adjustment before mos
581 vector is filled, call vt_init_cfa_base if argp/framep has been
582 eliminated to sp. If frame_pointer_needed and argp/framep has
583 been eliminated to hard frame pointer, set
584 hard_frame_pointer_adjustment and call vt_init_cfa_base after
585 encountering fp setter in the prologue. For MO_ADJUST, call
586 log_op_type before pusing the op into mos vector, not afterwards.
587 Call adjust_insn before cselib_process_insn/add_with_sets,
588 call cancel_changes (0) afterwards.
589 (variable_tracking_main_1): Adjust for vt_initialize calling
590 vt_stack_adjustments and returning whether it succeeded or not.
592 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
594 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
597 2010-03-15 Jakub Jelinek <jakub@redhat.com>
599 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
601 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
602 drap_reg has not been set.
604 2010-03-15 Michael Matz <matz@suse.de>
607 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
608 use it to expand block copies.
609 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
610 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
611 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
613 2010-03-15 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/43367
616 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
619 2010-03-15 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/43317
622 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
624 2010-03-15 Martin Jambor <mjambor@suse.cz>
626 PR tree-optimization/43141
627 * tree-sra.c (create_abstract_origin): New function.
628 (modify_function): Call create_abstract_origin.
630 2010-03-15 Chris Demetriou <cgd@google.com>
632 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
635 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
638 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
639 call insert_out_of_ssa_copy for default definitions.
641 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
643 * graphite-clast-to-gimple.c (my_long_long): Defined.
644 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
645 * graphite-sese-to-poly.c (my_long_long): Defined.
646 (scop_ivs_can_be_represented): Use it.
648 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
650 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
651 graphite-max-bbs-per-function, and loop-block-tile-size.
652 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
654 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
656 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
658 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
660 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
661 (add_upper_bounds_from_estimated_nit): New.
662 (build_loop_iteration_domains): Use it.
664 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
666 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
668 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
671 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
672 should be an INTEGER_CST. Also handle CASE_CONVERT.
674 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite.c (graphite_initialize): To bound the number of bbs per
677 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
678 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
679 * doc/invoke.texi: Document it.
681 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
683 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
684 * graphite-sese-to-poly.h (build_poly_scop): Same.
686 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
688 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
689 the number of parameters in the scop. Use as an upper bound
690 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
691 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
692 * doc/invoke.texi: Document it.
694 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
696 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
697 * doc/c-tree.texi: Remove.
698 * doc/generic.texi: Merge c-tree.texi here.
699 * doc/gccint.texi (Trees): Remove menu entry.
700 (c-tree.texi): Remove @include.
701 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
702 * doc/languages.texi (Reading RTL): Ditto.
704 2010-03-12 Steve Ellcey <sje@cup.hp.com>
707 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
709 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
712 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
713 code added to work around reload clobbering CONST insns.
715 2010-03-12 Jakub Jelinek <jakub@redhat.com>
717 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
718 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
719 (cselib_preserve_only_values): Remove retain argument, don't
720 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
721 * cselib.h (cselib_preserve_only_values): Remove retain argument.
722 * var-tracking.c (micro_operation): Move insn field before union.
723 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
724 (struct variable_tracking_info_def): Remove n_mos field, change
725 mos into a vector of micro_operations.
726 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
727 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
728 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
729 changing into a vector.
730 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
731 come before all other uops generated by add_stores.
732 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
734 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
735 a vector. Run just one pass over the bbs instead of separate counting
736 and computation phase.
737 (vt_finalize): Free VTI (bb)->mos vector instead of array.
740 * tree-inline.c (remap_decls): Put old_var rather than origin_var
741 into *nonlocalized_list vector.
742 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
743 even if origin is non-NULL.
744 (gen_variable_die): Likewise.
745 (process_scope_var): Don't change origin.
746 (gen_decl_die): Likewise.
747 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
748 before adding new edges instead of after it, fix moving over
751 2010-03-11 David S. Miller <davem@davemloft.net>
753 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
755 * configure: Rebuild.
757 2010-03-11 Martin Jambor <mjambor@suse.cz>
759 PR tree-optimization/43257
760 * tree.c (assign_assembler_name_if_neeeded): New function.
761 (free_lang_data_in_cgraph): Assembler name assignment moved to the
763 * tree.h (assign_assembler_name_if_neeeded): Declare.
764 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
765 the function if needed.
767 2010-03-11 Chris Demetriou <cgd@google.com>
769 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
770 include/stdint-gcc.h, and include/stdint.h world-readable.
772 2010-03-11 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/43255
775 * tree-vrp.c (process_assert_insertions_for): Do not insert
776 asserts for trivial conditions.
778 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
780 PR tree-optimization/43280
781 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
782 generation. Move calculation of size out of the if branch.
783 (find_bswap): Modify compare number generation.
785 2010-03-11 Richard Guenther <rguenther@suse.de>
788 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
789 (input_gimple_stmt): Fixup handled component types during
790 operand read. Also fix up decls in ADDR_EXPRs.
792 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
794 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
795 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
797 2010-03-10 Jan Hubicka <jh@suse.cz>
800 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
801 * varasm.c (get_variable_section): Don't do that here...
802 (make_decl_rtl): ... and here.
803 (do_assemble_alias): Produce decl RTL.
804 (assemble_alias): Likewise.
806 2010-03-10 Jakub Jelinek <jakub@redhat.com>
809 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
810 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
812 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
813 (based_loc_descr): Only express drap or vdrap regno based expressions
814 using DW_OP_fbreg when not optimizing.
815 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
816 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
817 REG_CFA_SET_VDRAP note.
819 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
821 PR tree-optimization/43236
822 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
823 error in calculation of base address in reverse iteration case.
824 (generate_builtin): Take number of latch executions if the statement
827 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
830 * tree-eh.c: Include pointer-set.h.
831 (lower_eh_dispatch): Filter out duplicate case labels and
832 remove the unneeded edge when the label is unused. Return
833 true when some edges are removed.
834 (execute_lower_eh_dispatch): When any lowering resulted in
835 removing an edge, also delete unreachable blocks.
837 2010-03-10 Jakub Jelinek <jakub@redhat.com>
840 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
841 UNSPEC_MACHOPIC_OFFSET.
843 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
846 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
847 (m68k_delegitimize_address): New function.
849 2010-03-09 Jakub Jelinek <jakub@redhat.com>
852 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
855 * var-tracking.c (adjust_sets): New function.
856 (count_with_sets, add_with_sets): Use it.
857 (get_adjusted_src): New inline function.
858 (add_stores): Use it.
861 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
862 call cselib_dummy_expand_value_rtx_cb instead of
863 cselib_expand_value_rtx_cb.
866 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
867 * config/i386/i386.c: Include debug.h and dwarf2out.h.
868 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
869 and .cfi_endproc around the pic thunks.
870 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
871 all queued unwind info register saves are saved before the call.
872 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
873 considered as sp-=4 for unwind info and the pop as sp+=4 which
874 also clobbers dest, but doesn't actually restore it.
877 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
880 2010-03-09 Jie Zhang <jie@codesourcery.com>
882 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
883 whitespaces in output template.
885 2010-03-09 Jie Zhang <jie@codesourcery.com>
887 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
890 2010-03-08 Jakub Jelinek <jakub@redhat.com>
892 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
893 builtins.exp in a separate job.
895 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
897 * graphite-sese-to-poly.c (add_param_constraints): Use
898 lower_bound_in_type and upper_bound_in_type.
900 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
902 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
903 instead of unsigned_type_node.
905 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
906 Reza Yazdani <reza.yazdani@amd.com>
909 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
910 on pointer type parameters.
912 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
916 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
917 handle conversions from pointer to integers.
918 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
919 induction variable, to be able to work with code generated by CLooG.
920 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
921 (build_poly_scop): Bail out if we cannot codegen a loop.
923 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
925 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
926 code generation with gloog_error.
928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
930 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
931 Call fold_convert on all the returned values.
932 (expand_scalar_variables_expr): Pass to
933 expand_scalar_variables_ssa_name the type of the resulting expression.
935 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
937 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
938 ppl_min_for_le_pointset.
939 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
940 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
942 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
944 * graphite-dependences.c (map_into_dep_poly): Removed.
945 (dependence_polyhedron_1): Use combine_context_id_scat.
947 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
949 * graphite-poly.h (struct poly_scattering): Add layout documentation.
950 (struct poly_bb): Same.
951 (combine_context_id_scat): New.
953 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
956 * sese.c (name_defined_in_loop_p): Return false for default
959 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
961 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
962 and clean up the logic.
964 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
966 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
969 2010-03-08 Jakub Jelinek <jakub@redhat.com>
971 * var-tracking.c (remove_cselib_value_chains): Define only for
973 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
974 delete_slot_part, emit_notes_for_differences_1): Don't call
975 remove_cselib_value_chains here.
976 (set_slot_part, emit_notes_for_differences_2): Don't call
977 add_cselib_value_chains here.
978 (preserved_values): New vector.
979 (preserve_value): New function.
980 (add_uses, add_stores, vt_add_function_parameters): Use it
981 instead of cselib_preserve_value.
982 (changed_values_stack): New vector.
983 (check_changed_vars_0): New function.
984 (check_changed_vars_1, check_changed_vars_2): Use it.
985 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
986 changed_values_stack VALUEs.
987 (vt_emit_notes): For all preserved_values call
988 add_cselib_value_chains. If ENABLE_CHECKING call
989 remove_cselib_value_chains before verifying value_chains is empty.
990 Initialize and free changed_values_stack.
991 (vt_initialize): Initialize preserved_values.
992 (vt_finalize): Free preserved_values.
994 2010-03-08 Richard Guenther <rguenther@suse.de>
996 PR tree-optimization/43269
997 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1000 2010-03-08 Martin Jambor <mjambor@suse.cz>
1002 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1003 (ipa_is_param_called): Removed.
1004 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1005 (ipa_print_node_params): Do not print the called flag.
1006 (ipa_write_node_info): Do not stream the called flag.
1007 (ipa_read_node_info): Likewise.
1009 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1012 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1013 * cselib.c (struct expand_value_data): Add dummy field.
1014 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1016 (cselib_dummy_expand_value_rtx_cb): New function.
1017 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1019 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1020 * var-tracking.c: Include pointer-set.h.
1021 (variable): Change n_var_parts to char from int. Add
1022 cur_loc_changed and in_changed_variables fields.
1023 (variable_canonicalize): Remove.
1024 (shared_var_p): New inline function.
1025 (unshare_variable): Maintain cur_loc_changed and
1026 in_changed_variables fields. If var was in changed_variables,
1027 replace it there with new_var. Just copy cur_loc instead of
1028 resetting it to something else.
1029 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1030 (dataflow_set_union): Don't call variable_canonicalize.
1031 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1032 of their DEBUG_EXPR_TREE_DECLs.
1033 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1034 and in_changed_variables and cur_loc_changed is false.
1035 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1036 and cur_loc_changed. Don't update cur_loc here.
1037 (variable_merge_over_src): Don't call variable_canonicalize.
1038 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1039 removing loc that is equal to cur_loc, clear cur_loc,
1040 set cur_loc_changed and ensure variable_was_changed is called.
1041 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1042 compare pointers in cur_loc check, if it is equal to loc,
1043 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1044 (variable_different_p): Remove compare_current_location argument,
1045 don't compare cur_loc.
1046 (dataflow_set_different_1): Adjust variable_different_p caller.
1047 (variable_was_changed): If dv had some var in changed_variables
1048 already, reset in_changed_variables flag for it and propagate
1049 cur_loc_changed over to the new variable. On empty var
1050 always set cur_loc_changed. Set in_changed_variables on whatever
1051 var is added to changed_variables.
1052 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1053 Use shared_var_p. When removing loc that is equal to cur_loc,
1054 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1055 end, don't set it to something else, just call variable_was_changed.
1056 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1057 loc being removed, clear cur_loc and set cur_loc_changed.
1058 Set cur_loc_changed if all locations have been removed.
1059 (struct expand_loc_callback_data): New type.
1060 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1061 allocated. Always create SUBREGs if simplify_subreg failed.
1062 Prefer to use cur_loc, when that fails and still in
1063 changed_variables (and seen first time) recompute it. Set
1064 cur_loc_changed of variables which had to change cur_loc and
1065 compute elcd->cur_loc_changed if any of the subexpressions used
1066 had to change cur_loc.
1067 (vt_expand_loc): Adjust to pass arguments in
1068 expand_loc_callback_data structure.
1069 (vt_expand_loc_dummy): New function.
1070 (emitted_notes): New variable.
1071 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1072 that weren't used for any other decl in current
1073 emit_notes_for_changes call call vt_expand_loc_dummy to update
1074 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1075 first loc_chain location if NULL before. Always use just
1076 cur_loc instead of first loc_chain location. When cur_loc_changed
1077 is false, when not --enable-checking=rtl just don't emit any note.
1078 When rtl checking, compute the note and assert it is the same
1079 as previous note. Clear cur_loc_changed and in_changed_variables
1080 at the end before removing from changed_variables.
1081 (check_changed_vars_3): New function.
1082 (emit_notes_for_changes): Traverse changed_vars to call
1083 check_changed_vars_3 on each changed var.
1084 (emit_notes_for_differences_1): Clear cur_loc_changed and
1085 in_changed_variables. Recompute cur_loc of new_var.
1086 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1087 (vt_emit_notes): Initialize and destroy emitted_notes.
1089 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1091 PR rtl-optimization/42220
1092 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1093 Use verify_reg_tracked to determine if we should use OP_OUT rather
1095 (build_def_use): If we see an in-out operand for a register that we
1096 know nothing about, treat is an output if possible, fail the block if
1099 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1102 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1105 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1108 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1109 uses of relevant DEFs that are dead outside the loop too.
1111 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1113 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1115 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1117 * var-tracking.c (values_to_unmark): New variable.
1118 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1119 values_to_unmark vector. Moved body to...
1120 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1121 instead queue it into values_to_unmark vector.
1122 (vt_find_locations): Free values_to_unmark vector.
1124 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1126 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1127 (site.exp): Export them when plugins are enabled.
1129 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1132 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1134 (chrec_fold_multiply): Same.
1136 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1139 * c-decl.c (build_compound_literal): Return early if init is
1142 2010-03-04 Martin Jambor <mjambor@suse.cz>
1144 PR tree-optimization/43164
1145 PR tree-optimization/43191
1146 * tree-sra.c (type_consists_of_records_p): Reject records with
1147 zero-size bit-fields at the end.
1149 2010-03-04 Mike Stump <mikestump@comcast.net>
1151 * Makefile.in (TAGS): Remove *.y.
1153 2010-03-04 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/40761
1156 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1158 (my_rev_post_order_compute): New function.
1159 (init_pre): Call it.
1161 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1164 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1165 decrease the cost of an IV candidate when the cost is infinite.
1167 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1169 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1170 Use '3DNow!' for the extension of that name, ensure normal space
1172 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1174 2010-03-03 Jeff Law <law@redhat.com>
1176 * PR middle-end/32693
1177 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1178 than gen_rtx_SUBREG.
1179 (extract_bit_field_1): Likewise.
1181 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1183 * doc/sourcebuild.texi (Test directives): Document that arguments
1184 include-opts and exclude-opts are now optional for dg-skip-if,
1185 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1187 2010-03-03 Jason Merrill <jason@redhat.com>
1190 * cgraph.h (varpool_node): Add extra_name field.
1191 * varpool.c (varpool_extra_name_alias): New.
1192 (varpool_assemble_decl): Emit extra name aliases.
1193 (varpool_mark_needed_node): Look past an extra name alias.
1194 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1195 * lto-streamer-in.c (lto_input_tree): Read it.
1196 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1198 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1200 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1201 (sparc*-*-solaris2*): ...this.
1203 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1206 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1207 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1208 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1209 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1212 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1213 fallthrough to default handling, just with want_address 0 instead of 2.
1214 For single element lists, add_AT_loc directly, otherwise create an
1215 artificial variable DIE and stick location list to it.
1218 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1219 (VAL_EXPR_HAS_REVERSE): Define.
1220 (reverse_op): New function.
1221 (add_stores): For reversible operations add an extra MO_VAL_USE.
1223 2010-03-02 Jason Merrill <jason@redhat.com>
1225 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1227 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1229 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1230 (sparc64-*-linux*): Likewise.
1231 (sparc64-*-solaris2*): Include assembler files before linker ones.
1232 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1233 * config/sparc/gas.h: Delete.
1234 * config/sparc/sol2-64.h: Add copyright notice.
1235 * config/sparc/sol2-gas-bi.h: Likewise.
1236 * config/sparc/sol2-gld.h: Likewise.
1237 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1238 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1239 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1240 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1241 (sparc_elf_asm_named_section): Rename into...
1242 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1244 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1246 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1248 2010-03-02 Jeff Law <law@redhat.com>
1251 * reload1.c (rtx_p, substitute_stack): Declare.
1252 (substitute): Record addresses of changed rtxs.
1253 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1254 Restore the original rtx when complete.
1255 (reload): Free subsitute_stack when complete.
1257 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1259 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1260 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1262 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1263 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1264 Torture Tests): Change from subsection to section.
1266 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1267 Steven Bosscher <steven@gcc.gnu.org>
1269 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1272 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1275 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1276 the assignment from the new induction variable to the assignment
1277 of the value from the original loop PHI function.
1279 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1280 Daniel Jacobowitz <dan@codesourcery.com>
1282 * doc/sourcebuild.texi (Test directives): Clarify options to
1285 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1287 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1288 Disable cfi directives unless GCC and gas agree on using read-only
1289 .eh_frame sections for 64-bit.
1290 * configure: Regenerate.
1292 2010-03-01 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/43220
1295 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1296 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1298 2010-03-01 Richard Guenther <rguenther@suse.de>
1299 Martin Jambor <mjambor@suse.cz>
1302 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1303 gimplified parameters.
1305 2010-03-01 Christian Bruel <christian.bruel@st.com>
1307 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1309 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1311 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1313 2010-03-01 Richard Guenther <rguenther@suse.de>
1316 * expr.c (expand_assignment): Use the alias-oracle to tell
1317 if the rhs aliases the result decl.
1319 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1322 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1323 to sol_gt_pch_get_address.
1324 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1325 64-bit, SPARC and x86.
1326 (sol_gt_pch_get_address): New function.
1328 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1330 * toplev.h (inform_n, error_n): Declare.
1331 * diagnostic.c (inform_n, error_n): New function.
1333 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1335 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1336 has no rtl yet when processing local_decls, queue it and recheck
1337 if deferred stack allocation hasn't assigned it rtl.
1339 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1341 * config/sh/sh.c (unspec_bbr_uid): New.
1342 (gen_block_redirect): Use it instead of INSN_UID.
1343 (gen_far_branch): Likewise.
1345 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1347 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1348 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1350 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1352 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1353 (Warning Options): -Wno-conversion-null is valid for
1354 Objective-C++ as well.
1355 * doc/tm.texi (Named Address Spaces): Likewise.
1356 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1357 * doc/tree-ssa.texi (Tree SSA): Likewise.
1359 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1362 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1363 by default. Don't set the default arch for
1364 i[34567]86-*-darwin*|x86_64-*-darwin*.
1366 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1369 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1370 default. Set the default 32bit/64bit archs with $with_arch
1371 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1373 2010-02-27 Richard Guenther <rguenther@suse.de>
1375 PR tree-optimization/43186
1376 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1377 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1378 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1379 unroller iterations.
1381 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1383 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1384 required and i[34567]86-*-* targets don't support 64bit ISA.
1386 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1389 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1392 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1394 * config.gcc: Set the default arch at least to Prescott for
1395 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1396 if SSE math is enabled.
1398 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1400 * diagnostic.c (diagnostic_initialize): Update.
1401 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1403 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1404 (diagnostic_inhibit_notes): New.
1405 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1407 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1410 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1411 * doc/standards.texi: Likewise.
1412 * doc/extend.texi: Likewise.
1413 * doc/trouble.texi: Likewise.
1414 * doc/cppopts.texi: Likewise.
1415 * doc/install.texi: Likewise.
1416 * c.opt (std=c90,std=gnu90): New options.
1417 * c-opts.c (c_common_handle_option): Handle them.
1419 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1422 * c-decl.c (undeclared_variable): Use an informative note.
1424 2010-02-26 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/43186
1427 * gimple.h (gimple_fold): Remove.
1428 * gimple.c (gimple_fold): Remove. Inline into single user ...
1429 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1430 Try harder for conditions.
1432 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1435 * function.c (used_types_insert): Don't skip through named pointer
1436 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1437 and it is different from the main variant's type.
1439 2010-02-26 Nick Clifton <nickc@redhat.com>
1441 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1443 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1445 * config.gcc: Support --with-fpmath=sse for x86.
1447 * config/i386/ssemath.h: New.
1449 * doc/install.texi (--with-fpmath=sse): Documented.
1451 2010-02-26 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/43188
1454 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1455 vector types of over-aligned element type.
1457 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1461 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1463 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1465 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1467 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1469 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1470 * var-tracking.c: Include diagnostic.h.
1471 (debug_dv): New function.
1472 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1475 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1476 (add_value_chain, add_value_chains, remove_value_chain,
1477 remove_value_chains): Handle DEBUG_EXPRs.
1478 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1481 * regcprop.c (struct queued_debug_insn_change): New type.
1482 (struct value_data_entry): Add debug_insn_changes field.
1483 (struct value_data): Add n_debug_insn_changes field.
1484 (debug_insn_changes_pool): New variable.
1485 (free_debug_insn_changes, apply_debug_insn_changes,
1486 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1487 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1488 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1490 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1492 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1493 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1494 changes, call cprop_find_used_regs via note_stores.
1495 (copyprop_hardreg_forward): When copying vd from predecessor
1496 which has any queued DEBUG_INSN changes, make sure the pointers are
1497 cleared. At the end call df_analyze and then if there are any
1498 DEBUG_INSN changes queued at the end of some basic block for still
1499 live registers, apply them.
1500 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1502 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1504 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1507 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1509 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1510 targets. Set the default with_cpu/with_arch from arch/cpu.
1511 Allow x86-64 and native for with_cpu/with_arch.
1513 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1515 * ebitmap.c: Change calls to verify_popcount with calls to
1516 sbitmap_verify_popcount.
1517 (ebitmap_clear_bit): Fixed map->cacheindex test and
1518 map>cache update when bit clearing results in an empty
1521 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1524 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1525 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1526 and support both V2DF and V2DI modes.
1527 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1528 support both V2DF and V2DI modes.
1529 (general): Delete trailing whitespace from a few patterns.
1531 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1532 V2DF/V2DI interleave high/low builtins.
1534 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1537 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1538 interleave high/low functions.
1540 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1542 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1543 #pragma extern_prefix.
1545 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1548 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1549 BLKmode, assert op0 is a MEM and just adjust its mode.
1552 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1553 if bitpos isn't multiple of mode's bitsize.
1555 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1557 * c.opt (-ftemplate-depth=): New.
1558 (-ftemplate-depth-): Deprecate.
1559 * optc-gen.awk: Handle -ftemplate-depth=.
1560 * opth-gen.awk: Likewise.
1561 * c-opts.c (c_common_handle_option): Likewise.
1562 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1564 2010-02-24 Jason Merrill <jason@redhat.com>
1566 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1568 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1570 * cfg.c (alloc_aux_for_block): Remove inline.
1571 (alloc_aux_for_edge): Likewise.
1573 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1575 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1577 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1579 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1580 * config/i386/sol2-gas.h: New file.
1581 * config.gcc (i[34567]86-*-solaris2*): Use it.
1583 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1586 * c-typeck.c (ep_convert_and_check): New.
1587 (build_conditional_expr): Use it.
1588 (build_binary_op): Likewise.
1590 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1592 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1595 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1596 bounds even for -O+.
1597 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1598 expr needs to have DECL_NAME set.
1600 2010-02-24 Nick Clifton <nickc@redhat.com>
1602 * config/mep/mep.c: Include gimple.h.
1603 (mep_function_uses_sp): Delete unused function.
1604 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1605 parameters. Use unsigned integers to count args. Return a
1606 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1608 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1611 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1612 greater or equal to nelt instead of 2 * nelt.
1613 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1616 2010-02-23 Jason Merrill <jason@redhat.com>
1619 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1620 in cfun->local_decls even if they have register types.
1623 * stor-layout.c (place_field): Don't warn about unnecessary
1624 DECL_PACKED if the type is packed.
1626 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1629 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1630 GOTOFF relocs, even when the base reg isn't pic pointer.
1632 2010-02-23 Michael Matz <matz@suse.de>
1635 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1636 (expand_gimple_basic_block): Generate and use debug temps if there
1637 are debug uses left after the last real use of TERed ssa names.
1638 Unlink debug immediate uses when they are expanded.
1640 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1643 * config/i386/i386.c (override_options): Reorganise to provide
1644 better error messages.
1646 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1649 * graphite-scop-detection.c (create_single_exit_edge): Move
1650 the call to find_single_exit_edge to....
1651 (create_sese_edges): ...here. Don't handle multiple edges
1652 exiting the function.
1653 (build_graphite_scops): Don't handle multiple edges
1654 exiting the function.
1656 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1659 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1660 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1662 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1665 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1667 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1670 * c-typeck.c (convert_arguments): Print declaration location.
1671 * c-common.c (validate_nargs): Rename as
1672 builtin_function_validate_nargs.
1673 (check_builtin_function_arguments): Update.
1675 2010-02-22 Richard Guenther <rguenther@suse.de>
1678 * tree-inline.c (declare_return_variable): Use the type of
1679 the call stmt lhs if available.
1681 2010-02-22 Duncan Sands <baldrick@free.fr>
1683 * passes.c (register_pass): Always consider all pass lists when
1684 ref_pass_instance_number is zero.
1686 2010-02-22 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/42749
1689 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1690 parameter. Do arithmetic in the original type.
1691 (update_accumulator_with_ops): Likewise.
1692 (adjust_accumulator_values): Adjust.
1694 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1696 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1697 (QI to BLKmode splitter): New splitter.
1699 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1702 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1704 2010-02-22 Richard Guenther <rguenther@suse.de>
1706 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1708 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1710 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1711 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1712 ($(T)crti.o, $(T)crtn.o): Remove rules.
1714 2010-02-21 Tobias Burnus <burnus@net-b.de>
1717 * doc/invoke.texi (-fassociative-math): Document that this
1718 option is automatically enabled for Fortran.
1720 2010-02-20 David S. Miller <davem@davemloft.net>
1722 * configure.ac: Test if linker and assembler properly support
1723 GOTDATA_OP relocations.
1724 * configure: Rebuild.
1725 * config.in: Likewise.
1726 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1727 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1728 (movsi_high_pic): Likewise.
1729 (movdi_lo_sum_pic): Likewise.
1730 (movdi_high_pic): Likewise.
1731 (movsi_pic_gotdata_op): New pattern.
1732 (movdi_pic_gotdata_op): Likewise.
1733 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1734 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1736 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1740 attribute to ssemul.
1741 (xop_mulv2div2di3_high): Ditto.
1743 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1746 * c.opt (Wconversion-null): New option.
1747 * doc/invoke.texi (Wconversion-null): Document.
1749 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1751 * common.opt (Wlarger-than-): Add Undocumented.
1753 2010-02-19 Mike Stump <mikestump@comcast.net>
1755 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1757 2010-02-19 Jason Merrill <jason@redhat.com>
1760 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1761 * configure: Likewise.
1763 2010-02-20 Alan Modra <amodra@gmail.com>
1766 * cgraph.h (cgraph_make_decl_local): Declare.
1767 * cgraph.c (cgraph_make_decl_local): New function.
1768 (cgraph_make_node_local): Use it.
1769 * cgraphunit.c (cgraph_function_versioning): Likewise.
1770 * ipa.c (function_and_variable_visibility): Likewise.
1772 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1775 * except.c (sjlj_emit_function_enter): Don't call
1776 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1778 * rtl.h (add_reg_br_prob_note): Remove prototype.
1780 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1783 * c-common.c (conversion_warning): Remove widening conversions
1784 before checking the conversion of integers to reals.
1786 2010-02-19 Mike Stump <mikestump@comcast.net>
1789 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1792 * cgraphunit.c (process_function_and_variable_attributes): Check
1793 DECL_PRESERVE_P instead of looking up attribute "used".
1794 * ipa-pure-const.c (check_decl): Likewise.
1795 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1796 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1797 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1798 instead of attribute "used".
1799 * config/sol2-c.c (solaris_pragma_init): Likewise.
1800 (solaris_pragma_fini): Likewise.
1802 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1804 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1805 Use XCNEW instead of xcalloc.
1806 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1807 XNEW instead of xmalloc.
1808 (get_fields): Use XNEWVEC instead of xmalloc.
1811 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1812 populate vars array.
1813 (create_new_general_access): For debug stmts just reset value.
1814 (get_stmt_accesses): For accesses within debug stmts just record them
1815 using add_access_to_acc_sites instead of preventing the peeling or
1816 counting them as accesses.
1819 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1821 2010-02-19 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/42916
1824 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1827 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1829 * configure.ac: Replace all uses of changequote in macro arguments
1830 with proper quoting.
1832 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1835 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1837 2010-02-19 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/42944
1840 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1841 test for aliasing with errno.
1843 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1846 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1847 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1848 * dojump.c: Include output.h.
1849 (inv): New inline function.
1850 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1851 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1852 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1853 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1854 argument, pass it down to other calls.
1855 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1856 add REG_BR_PROB note to the conditional jump.
1857 * cfgexpand.c (add_reg_br_prob_note): Removed.
1858 (expand_gimple_cond): Don't call it, add the probability
1859 as last argument to jumpif_1/jumpifnot_1.
1860 * Makefile.in (dojump.o): Depend on output.h.
1861 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1863 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1864 * stmt.c (do_jump_if_equal): Likewise.
1865 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1866 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1867 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1869 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1870 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1871 jumpifnot_1 callers.
1872 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1874 (store_expr): Adjust jumpifnot caller.
1875 (store_constructor): Adjust jumpif caller.
1878 * gimplify.c (gimple_boolify): For __builtin_expect call
1879 gimple_boolify also on its first argument.
1881 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1883 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1885 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1886 * configure: Regenerated.
1888 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1890 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1891 lang_hooks.types_compatible_p instead of comptypes.
1893 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1895 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1896 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1897 if __prefer_thumb__ is defined.
1899 2010-02-18 Martin Jambor <mjambor@suse.cz>
1901 PR tree-optimization/43066
1902 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1903 array with zero-sized element type.
1905 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1907 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1908 rtx, allocate struct var_loc_node here and return it to the
1909 caller, and only if it is actually needed.
1910 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1911 move it earlier and return immediately if it returns NULL.
1913 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1915 * config/sparc/gas.h: New file. Restore
1916 TARGET_ASM_NAMED_SECTION to its ELF default.
1917 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1919 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1920 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1921 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1922 after sparc/sysv4.h.
1924 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1926 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1928 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1930 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1931 patterns from predicated pattern.
1933 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1937 for insn mnemonic suffix.
1939 2010-02-17 Richard Guenther <rguenther@suse.de>
1941 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1944 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1947 * caller-save.c (save_call_clobbered_regs): If BB ends with
1948 a DEBUG_INSN, move any notes in between last real insn and the last
1949 DEBUG_INSN after the last DEBUG_INSN.
1951 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1953 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1954 Fix return type. Fix argument type. Explain meaning of return value.
1956 2010-02-16 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/41043
1959 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1960 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1962 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1964 2010-02-16 Ira Rosen <irar@il.ibm.com>
1966 PR tree-optimization/43074
1967 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1968 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1969 vectorizable cycles in hybrid SLP check.
1970 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1972 2010-02-16 Richard Guenther <rguenther@suse.de>
1974 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1975 (true_dependence): If memrefs_conflict_p computes must-alias
1976 trust it. Move TBAA check after offset-based disambiguation.
1977 (canon_true_dependence): Likewise.
1979 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1981 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1982 * doc/invoke.texi: Document it.
1983 * var-tracking.c: Include toplev.h and params.h.
1984 (vt_find_locations): Return bool indicating success. Compute
1985 hash sizes unconditionally. Check new parameter, report.
1986 (variable_tracking_main_1): Check vt_find_locations results and
1987 retry. Renamed from...
1988 (variable_tracking_main): ... this. New wrapper to preserve
1989 flag_var_tracking_assignments.
1990 * Makefile.in (var-tracking.o): Adjust dependencies.
1992 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1993 Jakub Jelinek <jakub@redhat.com>
1996 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1997 if weak_import attribute is present.
1998 * config/darwin.c (machopic_select_section): Likewise.
2000 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2002 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2003 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2004 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2005 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2007 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2009 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2012 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2013 Rewrite text to refer to the names.
2015 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2017 * config/i386/i386-builtin-types.def
2018 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2019 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2020 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2021 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2022 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2023 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2024 IX86_BUILTIN_VPERMIL2PS256.
2025 (MULTI_ARG_4_DF2_DI_I): Defined.
2026 (MULTI_ARG_4_DF2_DI_I1): Defined.
2027 (MULTI_ARG_4_SF2_SI_I): Defined.
2028 (MULTI_ARG_4_SF2_SI_I1): Defined.
2029 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2030 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2031 __builtin_ia32_vpermil2ps256.
2032 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2033 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2034 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2035 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2036 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2037 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2038 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2039 CODE_FOR_xop_vpermil2v8sf3.
2040 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2041 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2042 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2043 (_mm256_permute2_pd): New.
2044 (_mm_permute2_ps): New.
2045 (_mm256_permute2_ps): New.
2047 2010-02-15 Nick Clifton <nickc@redhat.com>
2049 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2050 boolean parameters. Use emit_jump_insn when emitting a pop
2051 instruction containing a return insn.
2052 (push): Use 'true' rather than '1' as second parameter to F.
2053 (h8300_expand_prologue): Likewise.
2054 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2055 (h8300_expand_epilogue): Likewise.
2057 2010-02-15 Richard Guenther <rguenther@suse.de>
2060 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2063 2010-02-15 Nick Clifton <nickc@redhat.com>
2065 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2068 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2070 * intl.c (fake_ngettext): New function.
2071 * intl.h (fake_ngettext): Declare.
2072 (ngettext): Define macro.
2073 * collect2.c (notice_translated): New function.
2074 (main): Use notice_translated and ngettext.
2075 * collect2.h (notice_translated): Declare.
2077 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2079 * reorg.c (delete_computation): Comment fixes.
2080 * caller-save.c (setup_save_areas): Idem.
2081 * sel-sched-dump.c (dump_lv_set): Idem.
2084 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2086 * config/s390/s390.c (s390_sched_init): New function.
2087 (TARGET_SCHED_INIT): Target hook defined.
2089 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2090 Jack Howarth <howarth@bromo.med.uc.edu>
2091 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2094 Partial revert of unintended change in fix for PR41605.
2095 * config/darwin.h: Fix typo.
2096 * config/darwin9.h: Same.
2098 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2100 * c-pch.c (pch_init): Clear v.
2102 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2105 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2106 graphite_can_represent_init for MULT_EXPR.
2108 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2112 * graphite-sese-to-poly.c (remove_phi): New.
2113 (translate_scalar_reduction_to_array): Call remove_phi.
2115 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2118 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2119 * graphite-clast-to-gimple.h (gloog): Update declaration.
2120 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2121 * graphite-poly.h (struct poly_bb): Add missing comments.
2122 (struct scop): Add poly_scop_p field.
2124 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2125 * graphite.c (graphite_transform_loops): Build the polyhedral
2126 representation for each scop before code generation.
2127 * sese.c (rename_variables_in_operand): Removed.
2128 (rename_variables_in_expr): Return the renamed expression.
2129 (rename_sese_parameters): New.
2130 * sese.h (rename_sese_parameters): Declared.
2132 2010-02-11 Richard Guenther <rguenther@suse.de>
2134 PR tree-optimization/42998
2135 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2136 POINTER_PLUS_EXPR properly.
2138 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2139 Changpeng Fang <changpeng.fang@amd.com>
2142 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2143 the cost of an IV candidate when the IV is used in a test against zero.
2145 * gcc.dg/tree-ssa/ivopts-3.c: New.
2147 2010-02-11 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2151 pointer-vs-decl case by swapping refs. Handle some cases
2152 of pointer-vs-decl disambiguations more conservatively.
2153 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2154 to false after expanding.
2156 2010-02-11 Richard Guenther <rguenther@suse.de>
2159 * gcc.c (process_command): Handle LTO file@offset case more
2162 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2164 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2165 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2167 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2169 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2170 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2171 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2172 Optimize eq/ne comparisons when both arguments are known to be
2174 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2175 Don't mask operands unnecessarily if they are known to be already
2178 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2180 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2183 2010-02-10 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/43017
2186 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2187 for wrapping signed arithmetic.
2189 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2192 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2193 if no debug info should be emitted for it.
2195 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2197 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2198 note when flag_exceptions is set.
2200 2010-02-10 Duncan Sands <baldrick@free.fr>
2202 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2204 2010-02-10 Richard Guenther <rguenther@suse.de>
2207 * tree.c (get_unwidened): Handle constants.
2208 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2210 2010-02-10 Martin Jambor <mjambor@suse.cz>
2213 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2214 check for variable argument counts independently.
2216 2010-02-10 Christian Bruel <christian.bruel@st.com>
2219 * config/sh/sh.c (find_barrier): Increase length for non delayed
2220 conditional branches.
2222 2010-02-10 Christian Bruel <christian.bruel@st.com>
2224 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2226 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2228 * builtins.c (set_builtin_user_assembler_name): Also handle
2229 ffs if int is smaller than word.
2231 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2234 * ira-conflicts.c (get_dup): Remove.
2235 (process_reg_shuffles): Add new parameter. Use it as an
2236 additional guard for copy generation.
2237 (add_insn_allocno_copies): Rewrite.
2239 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2241 * common.opt (fsched2-use-traces): Preserved for backward
2243 * doc/invoke.texi: Remove the documentation about option
2244 -fsched2-use-traces.
2245 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2246 flag_sched2_use_traces.
2247 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2248 the backward compatibility flag section.
2250 2010-02-09 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/43008
2253 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2254 make HEAP variables initialized from global memory if they
2255 are not known builtin functions.
2256 (find_func_aliases): Adjust.
2258 2010-02-09 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/43000
2261 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2262 arithmetic manually.
2264 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2266 PR tree-optimization/42931
2267 * tree-loop-linear.c (try_interchange_loops): Don't call
2268 double_int_mul if estimated_loop_iterations failed.
2270 2010-02-08 Martin Jambor <mjambor@suse.cz>
2273 * tree-sra.c (build_accesses_from_assign): Do not mark in
2274 should_scalarize_away_bitmap if stmt has volatile ops.
2275 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2278 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2280 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2282 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2284 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2287 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2290 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2292 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2295 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2296 to unknown_dependence.
2297 (graphite_legal_transform_dr): Handle the unknown_dependence.
2298 (graphite_carried_dependence_level_k): Same.
2300 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2302 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2304 2010-02-07 Richard Guenther <rguenther@suse.de>
2307 * expr.c (get_inner_reference): Always initialize *pbitsize.
2309 2010-02-07 Richard Guenther <rguenther@suse.de>
2312 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2313 new ARRAY_REFs on variable size element or minimal index arrays.
2315 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2316 gimple_fold_indirect_ref.
2318 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2321 * arm.c (arm_override_options): Just return if the user has specified
2322 an invalid fpu name.
2324 2010-02-03 Jason Merrill <jason@redhat.com>
2327 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2328 i386_pe_maybe_record_exported_symbol.
2330 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2333 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2334 (pa_delegitimize_address): New function.
2336 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2338 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2339 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2341 2010-02-05 Richard Guenther <rguenther@suse.de>
2344 * lto-streamer-in.c (get_resolution): Deal with references
2345 to undefined functions.
2347 2010-02-05 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2350 (fold_const_aggregate_ref): Likewise.
2351 (ccp_fold_stmt): Substitute loads.
2352 (maybe_fold_reference): Verify types before substituting.
2354 (fold_gimple_assign): Unshare properly.
2355 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2357 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2359 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2360 for rs6000_gen_cell_microcode.
2362 2010-02-04 Richard Guenther <rguenther@suse.de>
2364 PR rtl-optimization/42952
2365 * dse.c (const_or_frame_p): Remove MEM handling.
2367 2010-02-04 Nick Clifton <nickc@redhat.com>
2369 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2370 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2371 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2372 (mn10300_asm_output_mi_thunk): New function.
2373 (mn10300_can_output_mu_thunk): New function.
2374 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2375 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2376 (FUNCTION_ARG): Delete incorrect comment.
2378 2010-02-03 Jason Merrill <jason@redhat.com>
2381 * fold-const.c (operand_equal_p): Handle erroneous types.
2383 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2385 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2387 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2389 PR rtl-optimization/42941
2390 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2393 2010-02-03 Jason Merrill <jason@redhat.com>
2396 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2398 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2401 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2402 (cselib_reset_table): Renamed from...
2403 (cselib_reset_table_with_next_value): ... this.
2404 (cselib_get_next_uid): Renamed from...
2405 (cselib_get_next_unknown_value): ... this.
2406 * cselib.c (next_uid): Renamed from...
2407 (next_unknown_value): ... this.
2408 (cselib_clear_table): Adjust.
2409 (cselib_reset_table): Adjust. Renamed from...
2410 (cselib_reset_table_with_next_value): ... this.
2411 (cselib_get_next_uid): Adjust. Renamed from...
2412 (cselib_get_next_unknown_value): ... this.
2413 (get_value_hash): Use hash.
2414 (cselib_hash_rtx): Likewise.
2415 (new_cselib_val): Adjust. Set and dump uid.
2416 (cselib_lookup_mem): Pass next_uid as hash.
2417 (cselib_subst_to_values): Likewise.
2418 (cselib_log_lookup): Dump uid.
2419 (cselib_lookup): Pass next_uid as hash. Adjust.
2420 (cselib_process_insn): Adjust.
2421 (cselib_init): Initialize next_uid.
2422 (cselib_finish): Adjust.
2423 (dump_cselib_table): Likewise.
2424 * dse.c (canon_address): Dump value uid.
2425 * print-rtl.c (print_rtx): Print value uid.
2426 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2428 (dv_uid): New function, sort of renamed from...
2429 (dv_htab_hash): ... this, reimplemented in terms of it and...
2430 (dv_uid2hash): ... this. New.
2431 (variable_htab_eq): Drop excess assertions.
2432 (tie_break_pointers): Removed.
2433 (canon_value_cmp): Compare uids.
2434 (variable_post_merge_New_vals): Print uids.
2435 (vt_add_function_parameters): Adjust.
2436 (vt_initialize): Reset table. Adjust.
2438 2010-02-03 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/42944
2441 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2442 (call_may_clobber_ref_p_1): Likewise. Properly handle
2443 malloc and calloc clobbering errno.
2445 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2447 * doc/invoke.texi: Fix name of sched1 dump.
2449 * opts.c (decode_options): Set flag_tree_switch_conversion
2450 only conditionally on optimize >= 2.
2452 * gcse.c: Assorted comment fixes in pass description.
2454 2010-02-03 Anthony Green <green@moxielogic.com>
2456 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2457 nop padding in order to maintain alignment of storage location of
2458 target function address.
2459 (moxie_trampoline_init): Store target function address at newly
2461 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2463 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2465 2010-02-03 Richard Guenther <rguenther@suse.de>
2468 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2470 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2472 * config.gcc: Reenable check for obsolete targets.
2473 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2474 mips-sgi-irix6.[0-4]*.
2476 2010-02-02 Nick Clifton <nickc@redhat.com>
2478 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2479 constant size of 4 as being the same as 0.
2480 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2481 can take values in the range 0..4.
2483 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2486 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2487 as _darwin10_Unwind_FindEnclosingFunction().
2488 * libgcc-libsystem.ver: New.
2490 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2493 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2494 implicitly set registers.
2496 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2498 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2499 (arm_override_options): Allow automatic selection of the thread
2500 pointer register if thumb2.
2501 (legitimize_pic_address): Improve code sequences for Thumb2.
2502 (arm_call_tls_get_addr): Likewise.
2503 (legitimize_tls_address): Likewise.
2504 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2505 (pic_load_addr_32bit): ... this. New named pattern.
2506 * thumb2.md (pic_load_addr_thumb2): Delete.
2507 (pic_load_dot_plus_four): Delete.
2508 (tls_load_dot_plus_four): New named pattern.
2510 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2513 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2514 Document fix for TLS bug.
2516 2010-01-31 Richard Guenther <rguenther@suse.de>
2518 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2519 conservatively correct.
2521 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2525 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2527 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2529 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2531 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2533 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2535 * config.gcc: Adjust order of makefile fragments for mingw targets.
2537 2010-01-31 Richard Guenther <rguenther@suse.de>
2540 * gimplify.c (gimplify_init_constructor): For volatile LHS
2541 initialize a temporary.
2543 2010-01-31 Matthias Klose <doko@ubuntu.com>
2545 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2547 * configure: Regenerate.
2549 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2551 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2552 the same alias set and their sizes different constantness.
2553 (aliasing_component_refs_p): Revert 2009-10-24 change.
2555 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2557 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2560 2010-01-29 Richard Guenther <rguenther@suse.de>
2562 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2563 Assert we successfully updated the call.
2565 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2567 PR rtl-optimization/42889
2568 * df.h (df_set_bb_dirty_nonlr): New prototype.
2569 * df-core.c (df_set_bb_dirty_nonlr): New function.
2570 * df-scan.c (df_insn_rescan): Call it instead of
2571 df_set_bb_dirty for DEBUG_INSNs.
2573 2010-01-29 Richard Guenther <rguenther@suse.de>
2576 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2577 quadratic behavior in most cases.
2579 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2583 in the call to gen_x86_movsicc_0_m1.
2585 2010-01-28 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/42871
2588 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2590 2010-01-28 Richard Guenther <rguenther@suse.de>
2592 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2593 into call arguments.
2595 2010-01-28 Richard Guenther <rguenther@suse.de>
2598 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2599 the forwarder if the destination is an EH landing pad.
2601 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2603 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2604 block list passed to gimple_duplicate_sese_tail.
2605 (parallelize_loops): Avoid parallelization when the function
2607 Avoid parallelization when the preheader is IRREDUCIBLE.
2608 Try to optimize when estimated_loop_iterations_int is unresolved.
2609 Add the loop's location to the dump file.
2610 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2611 (gimple_duplicate_sese_tail): Remove the check for the latch.
2612 Redirect nexits to the exit block.
2613 Remove handling of the incoming edges to the latch.
2614 Redirect the backedge from the copied latch to the exit bb.
2616 2010-01-28 Michael Matz <matz@suse.de>
2619 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2620 Wrap force_reg into a sequence, emit it before user.
2622 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2624 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2626 (arm_legacy_rev): Likewise.
2627 (thumb_legacy_rev): Likewise.
2629 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2631 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2632 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2633 on MEM's address failed, try avoid_constant_pool_reference and
2634 recurse if it returned something different.
2635 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2636 address, try avoid_constant_pool_reference and recurse if it
2637 returned something different.
2638 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2639 address and avoid_constant_pool_reference returned something
2640 different, don't set have_address.
2642 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2645 * var-tracking.c (val_store): Add modified argument, obey it.
2647 (count_uses): Move down logging of main.
2648 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2649 don't need resolution.
2650 (emit_notes_in_bb): Likewise.
2652 2010-01-27 Richard Guenther <rguenther@suse.de>
2655 * tree-inline.c (remap_decl): Delay remapping of SSA name
2656 default definitions until we need them.
2658 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2660 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2661 (rs6000_delegitimize_address): New function.
2663 * config/s390/s390.c (s390_delegitimize_address): Call
2664 delegitimize_mem_from_attrs.
2667 * tree-inline.c (cannot_copy_type_1): Removed.
2668 (copy_forbidden): Don't forbid copying of functions containing
2669 records/unions with variable length fields.
2671 2010-01-27 Christian Bruel <christian.bruel@st.com>
2675 * config/sh/sh.c (find_barrier): Increase length for non delayed
2676 conditional branches.
2678 2010-01-27 Matthias Klose <doko@ubuntu.com>
2680 * configure.ac (gnu-unique-object): Fix ldd version check.
2681 * configure: Regenerate.
2683 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2685 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2687 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2688 Test for HAVE_GNU_AS value.
2690 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2692 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2693 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2694 INT64_TYPE): Define.
2695 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2696 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2697 INT_LEAST64_TYPE): Define.
2698 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2699 UINT_LEAST64_TYPE): Define.
2700 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2701 INT_FAST64_TYPE): Define.
2702 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2703 UINT_FAST64_TYPE): Define.
2704 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2705 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2706 (SIG_ATOMIC_TYPE): Define.
2708 2010-01-26 Richard Guenther <rguenther@suse.de>
2710 * df-scan.c (df_scan_set_bb_info): Remove assert.
2711 (df_insn_rescan_debug_internal): Merge asserts.
2712 (df_install_ref): Likewise.
2713 (df_mark_reg): Use bitmap_set_range.
2714 (df_hard_reg_used_p): Remove assert.
2715 (df_hard_reg_used_count): Likewise.
2717 2010-01-26 Richard Guenther <rguenther@suse.de>
2719 PR rtl-optimization/42685
2720 * web.c (web_main): Ignore DEBUG_INSNs.
2722 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2724 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2726 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2727 Fix types of fndecl and arglist parameters.
2729 2010-01-26 Richard Guenther <rguenther@suse.de>
2732 * tree-eh.c (unsplit_eh): Skip debug insns.
2734 2010-01-26 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/42250
2737 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2739 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2742 * omp-low.c (expand_omp_sections): Only use single_pred if
2743 l2_bb is single_pred_p.
2745 2010-01-25 Christian Bruel <christian.bruel@st.com>
2748 * config/sh/sh.c (find_barrier): Increase length for non delayed
2749 conditional branches.
2750 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2752 2010-01-24 David S. Miller <davem@davemloft.net>
2754 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2755 define if not using GAS.
2756 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2757 Likewise. Delete SECTION_MERGE code, which is only applicable
2760 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2763 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2764 mangling of va_list in system headers.
2766 2010-01-23 Toon Moene <toon@moene.org>
2768 * tree-predcom.c (combine_chains): Return NULL, not false.
2770 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2772 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2773 initialization of variable res to agree with return type.
2775 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2777 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2778 * tree-sra.c: Add include of expr.h.
2780 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2782 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2783 insert the debug stmt on the single non-EH edge from the stmt.
2785 2010-01-22 Richard Henderson <rth@redhat.com>
2788 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2789 the RHS until after generate_subtree_copies has insertted its
2790 code before the current statement.
2792 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2794 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2796 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2798 2010-01-21 Martin Jambor <mjambor@suse.cz>
2800 PR tree-optimization/42585
2801 * tree-sra.c (struct access): New field grp_total_scalarization.
2802 (dump_access): Dump the new field.
2803 (should_scalarize_away_bitmap): New variable.
2804 (cannot_scalarize_away_bitmap): Likewise.
2805 (sra_initialize): Allocate new bitmaps.
2806 (sra_deinitialize): Free new bitmaps.
2807 (create_access_1): New function.
2808 (create_access): Parts moved to create_access_1.
2809 (type_consists_of_records_p): New function.
2810 (completely_scalarize_record): Likewise.
2811 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2812 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2813 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2815 (analyze_all_variable_accesses): Completely scalarize small eligible
2818 2010-01-21 Martin Jambor <mjambor@suse.cz>
2820 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2822 2010-01-21 Andrew Haley <aph@redhat.com>
2824 * gcc.c (process_command): Move lang_specific_driver before
2825 setting cc_libexec_prefix.
2827 2010-01-21 Richard Guenther <rguenther@suse.de>
2830 * fold-const.c (negate_expr_p): Pretend only negative
2831 real constants are easily negatable.
2833 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2834 Jason Merrill <jason@redhat.com>
2836 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2837 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2838 * calls.c (initialize argument_information): Handle it.
2839 * c-common.c (handle_transparent_union_attribute): Use new name.
2840 * c-decl.c (finish_struct): Ditto.
2841 * c-typeck.c (type_lists_compatible_p): Ditto.
2842 (convert_for_assignment): Use new name and also handle record.
2843 * function.c (aggregate_value_p): Handle it.
2844 (pass_by_reference): Ditto.
2845 (assign_parm_data_types): Ditto.
2846 * print-tree.c (print_node): Ditto.
2847 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2848 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2849 * tree.c (first_field): New fn.
2851 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2854 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2855 even when linking statically, for now.
2857 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2860 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2861 without a cselib val.
2862 (count_uses): Accept MO_VAL_SET with no val on stores.
2863 (add_stores): Likewise.
2865 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2867 * var-tracking.c (check_value_val): Add a compile time assertion.
2868 (dv_is_decl_p): Simplify.
2869 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2870 gcc_assert if ENABLE_CHECKING.
2872 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2875 * var-tracking.c: Include tree-flow.h.
2876 (mem_dies_at_call): New.
2877 (dataflow_set_preserve_mem_locs): Use it.
2878 (dataflow_set_remove_mem_locs): Likewise.
2879 (dump_var): Renamed from dump_variable. Adjust all callers.
2880 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2881 * Makefile.in (var-tracking.o): Adjust deps.
2883 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2885 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2887 2010-01-20 Richard Guenther <rguenther@suse.de>
2889 PR tree-optimization/42717
2890 * tree-ssa-dce.c (get_live_post_dom): Remove.
2891 (forward_edge_to_pdom): Take an arbitrary edge to copy
2892 degenerate PHI args from.
2893 (remove_dead_stmt): Use the first post-dominator even if it
2894 does not contain live statements as redirection destination.
2896 2010-01-20 Richard Guenther <rguenther@suse.de>
2898 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2900 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2902 * sel-sched.c (create_speculation_check): Remove set but not used
2904 (try_transformation_cache): Remove set but not used variable ds.
2905 (calculate_privileged_insns): Remove set but not used variables
2906 cur_insn and min_spec_insn.
2907 (find_best_expr): Remove set but not used variable avail_n.
2908 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2910 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2912 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2913 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2916 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2919 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2920 cpu types. Add support for *-sse3 cpu types.
2921 (x86_64-*-*): Ditto.
2923 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2926 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2927 argument, call initializer_constant_valid_p_1 instead of
2928 initializer_constant_valid_p, pass CACHE to it, return NULL
2929 immediately if first call returns NULL.
2930 (initializer_constant_valid_p_1): New function.
2931 (initializer_constant_valid_p): Use it.
2933 2010-01-20 Thomas Quinot <quinot@adacore.com>
2935 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2937 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2939 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2940 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2941 (loc_list_from_tree): Don't handle unsigned division. Handle
2942 signed modulo using DW_OP_{over,over,div,mul,minus}.
2943 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2944 modulo instead of signed.
2946 2010-01-20 DJ Delorie <dj@redhat.com>
2948 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2950 (h8300_emit_stack_adjustment): Propogate it.
2952 (h8300_expand_prologue): Likewise.
2953 (h8300_expand_epilogue): Likewise.
2955 2010-01-19 Michael Matz <matz@suse.de>
2957 PR tree-optimization/41783
2958 * tree-data-ref.c (toplevel): Include flags.h.
2959 (dump_data_dependence_relation): Also dump the inputs if the
2960 result will be unknown.
2961 (split_constant_offset_1): Look through some conversions.
2962 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2963 the offset from last element is too large.
2964 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2965 (reassociate_to_the_same_stmt): Handle vector registers.
2966 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2968 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2969 wide_prolog_niters argument, emit widening instructions.
2970 (vect_do_peeling_for_alignment): Adjust caller, use widened
2971 variant of the iteration cound.
2972 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2974 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2977 * config/arm/neon-testgen.m (emit_automatics): New parameter
2978 features. Adjust for Fixed_return_reg feature.
2979 (test_intrinsic): Call emit_automatics with new feature.
2980 * config/arm/neon.ml: Update copyright years.
2981 (features): New Fixed_return_reg feature.
2982 (ops): Update feature for Vget_low.
2984 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2986 PR tree-optimization/42719
2987 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2991 * fwprop.c (all_uses_available_at): Return false if def_set dest
2992 is a REG that is used in def_insn.
2994 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2996 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2998 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3001 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3003 * target.h (struct gcc_target) <secondary_reload>: Change type
3004 of last argument to secondary_reload_info *.
3006 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3009 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3010 memory references with unaligned offsets. Remove CQImode handling.
3011 (unaligned_memory_operand): Return 1 for memory references with
3012 unaligned offsets. Remove CQImode handling.
3014 2010-01-18 Richard Guenther <rguenther@suse.de>
3017 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3020 2010-01-18 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/42781
3023 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3024 restrict processing only if the original variable was artificial.
3026 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3028 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3029 find number of popped argument bytes.
3031 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3032 Fix the text that describes the return value for invalid insns.
3034 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3036 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3037 Clarify what 'cost of the -dependence' is. Fix quoting.
3039 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3040 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3042 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3044 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3045 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3047 2010-01-17 Richard Guenther <rguenther@suse.de>
3050 * function.c (split_complex_args): Take a VEC to modify.
3051 (assign_parms_augmented_arg_list): Build a VEC instead of
3052 a chain of PARM_DECLs.
3053 (assign_parms_unsplit_complex): Take a VEC of arguments.
3054 Do not fixup unmodified parms.
3055 (assign_parms): Deal with the VEC.
3056 (gimplify_parameters): Likewise.
3058 2010-01-17 Richard Guenther <rguenther@suse.de>
3060 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3061 node existence check.
3062 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3063 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3064 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3065 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3066 (gimple_execute_on_growing_pred): Likewise.
3068 2010-01-17 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/42773
3071 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3072 (compute_antic_aux): Likewise.
3073 (compute_partial_antic_aux): Likewise.
3075 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3078 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3081 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3083 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3086 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3087 Fix markup for strict argument.
3089 (TARGET_SCHED_REORDER2): Fix argument types.
3091 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3092 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3094 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3095 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3097 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3100 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3101 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3102 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3103 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3104 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3106 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3108 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3110 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3111 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3113 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3115 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3118 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3120 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3121 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3123 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3125 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3127 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3128 referring to it. Fix language.
3130 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3132 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3134 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3136 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3138 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3139 '@var{stream}. Remove stray 'and'.
3141 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3143 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3145 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3147 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3148 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3150 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3151 Fix description of return value.
3152 Rename argument "sz" to "len."
3154 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3155 Clarify meaning of 'true' return value.
3157 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3159 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3160 rep_mode versus mode_rep.
3162 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3164 (TARGET_BUILTIN_DECL): Fix name.
3166 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3168 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3170 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3172 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3174 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3176 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3179 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3180 Rename argument tm_fn to md_fn.
3182 (TARGET_OPTION_PRINT): Fix argument list.
3184 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3187 * config/i386/i386.c (ix86_fixup_binary_operands):
3188 Revert FMA4 fixup of operands.
3190 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3193 * Makefile.in (write_entries_to_file, install-plugin):
3194 Use \012 instead of \n with tr.
3196 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3198 * configure.ac (HAVE_AS_REF): New C macro.
3199 * configure: Regenerate.
3200 * config.in: Likewise.
3201 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3203 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3206 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3208 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3210 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3212 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3214 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3216 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3218 (TARGET_BINDS_LOCAL_P): Fix argument type.
3220 (TARGET_ASM_FILE_END): Use prototype.
3222 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3224 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3226 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3228 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3230 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3231 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3233 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3234 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3236 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3237 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3238 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3239 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3241 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3243 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3245 (TARGET_INIT_BUILTINS): Use prototype.
3247 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3248 Put 'const char *' in braces. Fix parameter types.
3249 (TARGET_INVALID_CONVERSION): Fix parameter types.
3250 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3251 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3253 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3256 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3258 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3260 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3262 * doc/tm.texi (TARGET_HELP): Fix return type.
3264 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3265 in braces. Fix argument types.
3267 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3269 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3271 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3273 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3274 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3276 (TARGET_MANGLE_TYPE): Fix argument types.
3278 (TARGET_IRA_COVER_CLASSES): Use prototype.
3280 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3282 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3284 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3286 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3288 (TARGET_CALLEE_COPIES): Fix argument types.
3290 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3292 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3294 (TARGET_FUNCTION_VALUE): Fix argument types.
3296 (TARGET_RETURN_IN_MSB): Fix argument type.
3298 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3300 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3302 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3304 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3305 agree with return type.
3307 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3309 2010-01-15 Jing Yu <jingyu@google.com>
3311 PR rtl-optimization/42691
3312 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3313 a pseudo to a constant and are merged, and adjust comments.
3315 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3317 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3319 2010-01-15 Richard Guenther <rguenther@suse.de>
3322 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3323 labels of computed or non-local gotos to the destination.
3324 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3325 landing pad label is the first label.
3327 2010-01-15 Richard Guenther <rguenther@suse.de>
3329 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3331 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3334 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3335 to allow generation of the xssqrtdp instruction on power7.
3336 (sqrtdf2_fpr): Ditto.
3338 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3341 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3342 functions with noreturn attribute.
3345 * varasm.c (declare_weak): Add weak attribute to decl if it
3346 doesn't have one already.
3347 (assemble_external): Only add decls to weak_decls if they also
3348 have weak attribute.
3350 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3352 * var-tracking.c (var_reg_delete): Don't delete the association
3353 between REGs and values or one-part variables if the register
3356 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3359 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3360 because its first operand is a non-localized variable.
3362 2010-01-14 Martin Jambor <mjambor@suse.cz>
3364 PR tree-optimization/42706
3365 * tree-sra.c (encountered_recursive_call): New variable.
3366 (encountered_unchangable_recursive_call): Likewise.
3367 (sra_initialize): Initialize both new variables.
3368 (callsite_has_enough_arguments_p): New function.
3369 (scan_function): Call decl and flags check only for IPA-SRA, check
3370 whether there is a recursive call and whether it has enough arguments.
3371 (all_callers_have_enough_arguments_p): New function.
3372 (convert_callers): Look for recursive calls only when
3373 encountered_recursive_call is set.
3374 (ipa_early_sra): Bail out either if
3375 !all_callers_have_enough_arguments_p or
3376 encountered_unchangable_recursive_call.
3378 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3380 * sel-sched.c: Add 2010 to copyright years.
3381 * sel-sched-ir.c: Likewise.
3382 * sel-sched-ir.h: Likewise.
3384 2010-01-14 Martin Jambor <mjambor@suse.cz>
3386 PR tree-optimization/42714
3387 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3388 constructors specially.
3390 2010-01-14 Andi Kleen <ak@linux.intel.com>
3392 * config/i386/drivers-i386.c (detect_caches_intel):
3393 Add l2sizekb parameter and fill in.
3394 (host_detect_local_cpu): Add l2sizekb, fill in.
3395 Add Atom small cache heuristic.
3397 2010-01-14 Andi Kleen <ak@linux.intel.com>
3399 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3400 Add level3 parameter and fill in.
3401 (detect_caches_intel): Handle level3 cache.
3403 2010-01-14 Andi Kleen <ak@linux.intel.com>
3405 * config/i386/drivers-i386.c (host_detect_local_cpu):
3406 Fix core duo detection.
3408 2010-01-14 Andi Kleen <ak@linux.intel.com>
3410 * config/i386/drivers-i386.c (host_detect_local_cpu):
3413 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3415 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3416 (rs6000_variable_issue_1): this. Use...
3417 (rs6000_variable_issue): here. Reimplement. Print debug info.
3419 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3421 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3422 sel_restore_notes. Update all callers. Call reemit_notes
3425 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3427 PR rtl-optimization/42246
3428 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3431 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3433 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3434 all successors is the same as number of successors in current region.
3436 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3438 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3439 to rename is not separable. Otherwise check that its LHS is not NULL.
3441 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3443 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3445 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3447 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3448 available registers when failed to discover LHS register class.
3449 Fix indentation. Update comment.
3451 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3452 Alexander Monakov <amonakov@ispras.ru>
3454 PR rtl-optimization/42389
3455 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3457 (advance_state_on_fence): Likewise.
3458 (sel_target_adjust_priority): Print debug output only when
3459 sched_verbose >= 4, not 2.
3460 (get_expr_cost): Do not issue all unique insns on the next cycle.
3461 (fill_insns): Initialize can_issue_more from the value saved
3463 * sel-sched-ir.c (flist_add): New parameter issue_more.
3464 Init FENCE_ISSUE_MORE with it.
3465 (merge_fences): Likewise.
3466 (init_fences): Update call to flist_add.
3467 (add_to_fences, add_clean_fence_to_fences)
3468 (add_dirty_fence_to_fences): Likewise.
3469 (move_fence_to_fences): Update call to merge_fences.
3470 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3472 * sel-sched-ir.h (struct _fence): New field issue_more.
3473 (FENCE_ISSUE_MORE): New accessor macro.
3475 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3477 PR rtl-optimization/42388
3478 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3479 that have no predecessors nor successors. Do not call move_bb_info
3480 for empty blocks outside of current region.
3482 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3484 PR rtl-optimization/42294
3485 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3486 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3487 originators' originators.
3489 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3491 PR rtl-optimization/39453
3492 PR rtl-optimization/42246
3493 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3495 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3497 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3498 Alexander Monakov <amonakov@ispras.ru>
3501 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3502 (maybe_tidy_empty_bb): ... here. Make static. Add new
3503 argument. Update all callers.
3504 (tidy_control_flow): ... and here. Recompute topological order
3505 of basic blocks in region if necessary.
3506 (sel_redirect_edge_and_branch): Change return type. Return true
3507 if topological order might have been invalidated.
3508 (purge_empty_blocks): Export and move from...
3509 * sel-sched.c (purge_empty_blocks): ... here.
3510 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3511 (maybe_tidy_empty_bb): Delete prototype.
3512 (purge_empty_blocks): Declare.
3514 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3516 PR rtl-optimization/42249
3517 * sel-sched.c (try_replace_dest_reg): When chosen register
3518 and original register is the same, do not bail out early, but
3519 still check all original insns for validity of replacing destination
3520 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3523 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3526 Port from no-undefined-overflow branch:
3527 2009-03-09 Richard Guenther <rguenther@suse.de>
3529 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3531 2010-01-14 Richard Guenther <rguenther@suse.de>
3534 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3536 2010-01-14 Ira Rosen <irar@il.ibm.com>
3538 PR tree-optimization/42709
3539 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3540 as scalar type in creation of constant vector operand.
3542 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3545 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3546 (check-parallel-%): Match `testsuite' directory component only
3549 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3551 PR translation/39521
3552 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3555 2010-01-13 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/42730
3558 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3561 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3564 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3565 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3568 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3570 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3571 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3572 ___umulsi3_highpart.
3574 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3575 rather than schedule_insns if the pass is enabled.
3577 2010-01-13 Martin Jambor <mjambor@suse.cz>
3579 PR tree-optimization/42704
3580 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3583 2010-01-13 Martin Jambor <mjambor@suse.cz>
3585 PR tree-optimization/42703
3586 * tree-sra.c (analyze_access_subtree): Check that we can build a
3587 reference to the original data within the aggregate.
3589 2010-01-13 Richard Guenther <rguenther@suse.de>
3591 PR tree-optimization/42705
3592 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3594 2010-01-13 Richard Guenther <rguenther@suse.de>
3597 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3599 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3602 * var-tracking.c (values_to_unmark): New variable.
3603 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3604 values_to_unmark vector. Moved body to...
3605 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3606 instead queue it into values_to_unmark vector.
3607 (vt_find_locations): Free values_to_unmark vector.
3609 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3611 * config/s390/s390.c (override_options): Set
3612 default of max-pending-list-length to 256
3614 2010-01-13 Richard Guenther <rguenther@suse.de>
3617 * tree-pass.h (PROP_gimple_lcx): New.
3618 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3619 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3620 before the final cleanup_eh.
3621 (dump_properties): Dump PROP_gimple_lcx.
3622 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3623 (tree_lower_complex_O0): Remove.
3624 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3625 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3626 tree_lower_complex, schedule TODO_update_ssa.
3627 * lto-streamer-out.c (output_function): Stream the functions
3629 * lto-streamer-in.c (input_function): Likewise.
3630 (lto_read_body): Do not override them here.
3632 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3635 * c-typeck.c (build_c_cast): Fold value cast to union type before
3636 wrapping it in a CONSTRUCTOR.
3638 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3640 PR rtl-optimization/42699
3641 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3644 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3646 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3647 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3648 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3649 SUBTARGET_WARN_UNUSED_SPEC): ... here
3650 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3652 2010-01-12 Julian Brown <julian@codesourcery.com>
3654 * config/arm/neon-schedgen.ml (Utils): Don't try to
3655 open missing module.
3656 (find_with_result): New.
3658 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3661 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3662 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3664 PR tree-optimization/42645
3665 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3666 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3667 decl_map, set processing_debug_stmt to -1 and return name without
3670 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3672 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3673 binutils version, and reword target configuration description.
3675 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3677 * config/avr/avr.h (LINKER_NAME): Remove.
3679 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3682 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3683 that support VSX, warn for -mno-altivec if vsx is not disabled,
3686 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3687 Shujing Zhao <pearly.zhao@oracle.com>
3689 PR translation/42469
3690 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3691 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3692 character between option name and help text.
3693 * c.opt (imultilib): Likewise.
3695 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3697 * lto-streamer-out.c (output_unreferenced_globals): Output static
3700 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3702 PR rtl-optimization/42621
3703 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3704 optimizing for size.
3705 (duplicate_computed_gotos): Remove now-redundant check.
3707 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3710 * configure.ac: Save and restore LDFLAGS and LIBS
3711 * configure: Regenerate.
3713 2010-01-10 Richard Guenther <rguenther@suse.de>
3716 * builtins.c (fold_builtin_strlen): Add type argument and
3717 convert the resulting length to it.
3718 (fold_builtin_1): Adjust.
3720 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3722 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3723 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3725 (num_insns_constant_wide): Adjust for that change.
3727 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3730 * web.c (union_defs): Add used argument, to combine uses of
3732 (entry_register): Adjust type and tests of used argument.
3733 (web_main): Widen used for new use. Pass it to union_defs.
3734 * df.h (union_defs): Adjust prototype.
3736 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3739 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3740 uses in new incoming argument. Free body.
3741 (reset_debug_uses_in_loop): New.
3742 (analyze_insn_to_expand_var): Call the latter if the former found
3743 anything. Fix whitespace. Reject invalid dest overlaps before
3744 going through all insns in the loop.
3746 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3749 * haifa-sched.c (dying_use_p): Debug insns don't count.
3751 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3754 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3755 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3756 (verify_gimple_call): Reject LHS in noreturn calls.
3758 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3762 * tree-vect-loop-manip.c (adjust_info): New type.
3763 (adjust_vec): New pointer to vector.
3764 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3765 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3766 (slpeel_update_phis_for_duplicate_loop): Use them.
3767 (slpeel_update_phi_nodes_for_guard1): Likewise.
3768 (slpeel_update_phi_nodes_for_guard2): Likewise.
3769 (slpeel_tree_peel_loop_to_edge): Likewise.
3770 (vect_update_ivs_after_vectorizer): Likewise.
3772 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3774 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3775 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3777 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3779 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3780 bogus uninitialized warning.
3782 2010-01-09 Richard Guenther <rguenther@suse.de>
3785 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3786 the evolution is compatible with the initial condition.
3788 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3790 * gcc.c (process_command): Update copyright notice dates.
3791 * gcov.c (print_version): Likewise.
3792 * gcov-dump.c (print_version): Likewise.
3793 * mips-tfile.c (main): Likewise.
3794 * mips-tdump.c (main): Likewise.
3796 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3799 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3801 (rotlhi3_8): Delete.
3803 (rotlsi3_8): Delete.
3804 (rotlsi3_16): Delete.
3805 (rotlsi3_24): Delete.
3807 (*rotw<mode>3): New.
3808 (*rotb<mode>3): New.
3809 * config/avr/avr.c (avr_rotate_bytes): New function.
3810 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3812 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3815 * configure.ac: Modify -rdynamic check.
3816 * configure: Regenerate.
3818 2010-01-08 DJ Delorie <dj@redhat.com>
3820 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3821 register popping order.
3823 2010-01-08 Richard Guenther <rguenther@suse.de>
3826 * c.opt (fsigned-char): Also let LTO handle this option.
3827 (funsigned-char): Likewise.
3829 2010-01-07 Richard Guenther <rguenther@suse.de>
3831 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3832 (gimple_op): Likewise.
3833 (gimple_op_ptr): Likewise.
3834 (gimple_assign_set_lhs): Remove gcc_assert.
3835 (gimple_assign_set_rhs1): Likewise.
3836 (gimple_assign_set_rhs2): Likewise.
3837 (gimple_call_set_lhs): Likewise.
3838 (gimple_call_set_fn): Likewise.
3839 (gimple_call_set_fndecl): Likewise.
3840 (gimple_call_fndecl): Likewise.
3841 (gimple_call_return_type): Likewise.
3842 (gimple_call_set_chain): Likewise.
3843 (gimple_call_num_args): Likewise.
3844 (gimple_call_set_arg): Likewise.
3845 (gimple_cond_set_code): Likewise.
3846 (gimple_cond_set_lhs): Likewise.
3847 (gimple_cond_set_rhs): Likewise.
3848 (gimple_cond_set_true_label): Likewise.
3849 (gimple_cond_set_false_label): Likewise.
3850 (gimple_label_set_label): Likewise.
3851 (gimple_goto_set_dest): Likewise.
3852 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3853 (gimple_debug_bind_get_value): Likewise.
3854 (gimple_debug_bind_get_value_ptr): Likewise.
3855 (gimple_debug_bind_set_var): Likewise.
3856 (gimple_debug_bind_set_value): Likewise.
3857 (gimple_debug_bind_reset_value): Likewise.
3858 (gimple_debug_bind_has_value_p): Likewise.
3859 (gimple_return_retval_ptr): Remove gcc_assert.
3860 (gimple_return_retval): Likewise.
3861 (gimple_return_set_retval): Likewise.
3862 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3863 (safe_referenced_var_iterator): Remove.
3864 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3865 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3866 (fill_referenced_var_vec): Remove.
3867 (first_readonly_imm_use): Remove redundant gcc_assert.
3868 (phi_arg_index_from_use): Combine gcc_asserts.
3869 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3870 (first_imm_use_stmt): Remove redundant gcc_assert.
3871 * tree-cfg.c (verify_gimple_call): Verify function and chain
3872 operands. Verify arguments.
3873 (verify_types_in_gimple_stmt): Verify condition code and labels.
3875 2010-01-07 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/42641
3878 * sese.c (rename_map_elt_info): Use the SSA name version, do
3881 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3883 PR tree-optimization/42625
3884 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3885 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3887 2010-01-07 Duncan Sands <baldrick@free.fr>
3889 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3891 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3894 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3895 note itself is not function_invariant_p.
3897 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3899 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3900 Do not add the DF_NOTE problem.
3901 * store-motion.c (execute_rtl_store_motion): Likewise.
3903 2010-01-07 Martin Jambor <mjambor@suse.cz>
3905 PR tree-optimization/42157
3906 * tree-sra.c (compare_access_positions): Stabilize sort if both
3907 accesses have integer types, return zero immediately if they are the
3910 2010-01-06 Richard Henderson <rth@redhat.com>
3913 * haifa-sched.c (add_to_note_list): Merge into ...
3914 (concat_note_lists): ... here, and ...
3915 (unlink_other_notes, rm_other_notes): Merge into...
3916 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3917 NOTE_INSN_EPILOGUE_BEG.
3919 2010-01-06 Richard Guenther <rguenther@suse.de>
3921 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3922 not inline regular functions into always-inline functions.
3924 2010-01-06 Nick Clifton <nickc@redhat.com>
3926 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3927 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3929 (OVERRIDE_OPTIONS): Delete.
3930 (OPTIMIZATION_OPTIONS): Define.
3931 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3932 * config/rx/rx.c (rx_handle_option): Issue an error message if
3933 -mcpu=rx200 and -fpu are used together.
3934 (rx_set_optimization_options): New function. Issue an error
3935 message if an optimization attribute attempts to reset the FPU/
3936 math optimization pairing.
3937 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3938 * config/rx/rx.opt: Set the default to 32-bit doubles.
3939 * config/rx/t-rx: Add multilibs for -nofpu option.
3940 * doc/invoke.texi: Update documentation of RX options.
3942 2010-01-06 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-pre.c (name_to_id): New global.
3945 (alloc_expression_id): Simplify SSA name handling.
3946 (lookup_expression_id): Likewise.
3947 (init_pre): Zero name_to_id.
3948 (fini_pre): Free it.
3950 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3952 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3954 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3957 * config/i386/sse.md (smaxv2di3): New.
3958 (umaxv2di3): Likewise.
3959 (sminv2di3): Likewise.
3960 (uminv2di3): Likewise.
3962 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3965 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3966 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3967 (legitimize_tls_address): Likewise.
3968 (sparc_tls_referenced_p): Likewise.
3969 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3970 and adjust calls to legitimize_pic_address.
3971 (legitimate_constant_p) Use sparc_tls_referenced_p.
3972 (legitimate_pic_operand_p): Likewise.
3973 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3974 (sparc_tls_symbol_ref_1): Delete.
3975 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3976 (legitimize_tls_address): Make static, handle CONST patterns.
3977 (legitimize_pic_address): Make static, remove unused parameter and
3978 adjust recursive calls.
3979 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3980 and adjust call to legitimize_pic_address.
3981 (sparc_output_mi_thunk): Likewise.
3983 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3984 H.J. Lu <hongjiu.lu@intel.com>
3987 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3988 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3989 operands to make them signed.
3992 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3995 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3996 GTU to GT for V4SI and V2DI.
3998 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3999 (umin<mode>3): Removed.
4001 (uminv4si3): Likewise.
4003 2010-01-05 Martin Jambor <mjambor@suse.cz>
4005 PR tree-optimization/42462
4006 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4007 current_function_decl to helper functions and macros.
4009 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4012 * flags.h: Don't include real.h.
4013 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4014 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4015 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4016 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4017 * dominance.c: Update copyright.
4018 * gimple.c (walk_gimple_op): Remove inline.
4019 * tree-ssa-reassoc.c: Include real.h.
4020 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4021 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4023 2010-01-05 Nick Clifton <nickc@redhat.com>
4025 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4026 register to push into the stack frame when the accumulator has to
4027 be saved during interrupts.
4029 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4031 * doc/invoke.texi: Remove the documentation about option
4033 * common.opt (Wunreachable-code): Preserved for backward
4035 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4036 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4037 the backward compatibility flag section.
4039 2010-01-05 Richard Guenther <rguenther@suse.de>
4041 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4043 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4046 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4048 PR tree-optimization/42508
4049 * tree-sra.c (convert_callers): Check for recursive call
4050 by comparing cgraph nodes instead of decls.
4051 (modify_function): Call ipa_modify_formal_parameters also
4052 on all same_body aliases.
4054 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4055 cgraph nodes when checking for same_body aliases.
4057 2010-01-05 Richard Guenther <rguenther@suse.de>
4059 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4060 allocation and lookup.
4061 (get_or_alloc_expr_for_constant): Likewise.
4062 (phi_translate): Sink allocation.
4064 2010-01-04 Richard Guenther <rguenther@suse.de>
4066 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4067 a new entry only if needed.
4068 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4069 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4071 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4073 (phi_translate): Handle CONSTANTs early.
4075 2010-01-04 Martin Jambor <mjambor@suse.cz>
4077 PR tree-optimization/42398
4078 * tree-sra.c (struct access): Removed flag grp_different_types.
4079 (dump_access): Do not dump the removed flag.
4080 (sort_and_splice_var_accesses): Do not set the removed flag.
4081 (sra_modify_expr): Check for type compatibility directly.
4083 2010-01-04 Martin Jambor <mjambor@suse.cz>
4085 PR tree-optimization/42366
4086 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4087 edges with variable number of parameters.
4088 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4089 flag instead of asserting it.
4090 (ipa_read_node_info): Read uses_analysis_done flag.
4092 2010-01-04 Richard Guenther <rguenther@suse.de>
4094 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4095 iterative_hash_* as intended.
4096 (vn_reference_compute_hash): Likewise. Simplify hashing
4098 (vn_reference_lookup_2): Likewise.
4099 (vn_nary_op_compute_hash): Likewise.
4100 (vn_phi_compute_hash): Likewise.
4101 (expressions_equal_p): Remove strange code.
4102 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4103 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4104 (bitmap_insert_into_set_1): Take value-id as parameter.
4105 (add_to_value): Pass it.
4106 (bitmap_insert_into_set): Likewise.
4107 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4109 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4112 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4113 (do_self_spec): For switches with SWITCH_IGNORE set set also
4114 SWITCH_IGNORE_PERMANENTLY.
4115 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4118 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4120 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4121 tree of an unreferenced global var.
4123 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4126 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4127 GTU to GT for V4SI and V2DI.
4129 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4130 (umin<mode>3): Removed.
4132 (uminv4si3): Likewise.
4134 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4137 * collect2.c (main): Turn on trace in collect2 if -v is passed
4140 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4142 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4143 description of expression operand.
4145 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4147 * configure.ac: Add install-html to target_list for Make-hooks.
4148 * configure: Regenerate.
4149 * fortran/Make-lang.in (F95_HTMLFILES): New.
4150 (fortran.html): Use it.
4151 (fortran.install-html): New.
4152 * Makefile.in (install-html): Add lang.install-html.
4153 * java/Make-lang.in (JAVA_HTMLFILES): New.
4154 (java.html): Use it.
4155 (java.install-html): New.
4156 * objc/Make-lang.in (objc.install-html): New.
4157 * objcp/Make-lang.in (obj-c++.install-html): New.
4158 * cp/Make-lang.in (c++.install-html): New.
4159 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4160 * lto/Make-lang.in (lto.install-html): New.
4162 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4165 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4167 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4169 PR rtl-optimization/41862
4170 * store-motion.c (store_killed_in_insn, compute_store_table,
4171 remove_reachable_equiv_notes, replace_store_insn,
4172 build_store_vectors): Ignore all DEBUG_INSNs.
4174 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4177 * common.opt: Add dumpdir.
4179 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4181 (option_map): Add --dumpdir.
4183 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4185 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4187 * opts.c (decode_options): Try dump_dir_name first if
4188 dump_base_name isn't an absolute path.
4189 (common_handle_option): Handle OPT_dumpdir.
4191 * toplev.c (dump_dir_name): New.
4192 (print_switch_values): Also ignore -dumpdir.
4194 * toplev.h (dump_dir_name): New.
4196 2010-01-03 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/42589
4199 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4200 double-word expansion of bswap32.
4202 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4204 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4205 with BLOCK_FOR_INSN.
4206 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4207 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4208 noce_process_if_block): Likewise.
4209 * gcse.c (compute_local_properties, insert_expr_in_table,
4210 insert_set_in_table, canon_list_insert, find_avail_set,
4211 pre_insert_copy_insn): Likewise.
4213 * basic-block.h (BLOCK_NUM): Move from here...
4214 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4216 2010-01-03 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/42438
4219 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4220 contains_may_not_return_call flag.
4221 (BB_MAY_NOTRETURN): New.
4222 (valid_in_sets): Trapping nary operations are not valid
4223 in blocks that may not return.
4224 (insert_into_preds_of_block): Remove check for trapping expressions.
4225 (compute_avail): Compute also BB_MAY_NOTRETURN.
4227 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4229 * doc/invoke.texi: Add 2010 to copyright years.
4231 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4233 * config/sparc/sparc.c: Fix formatting nits.
4235 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4236 Alexander Monakov <amonakov@ispras.ru>
4238 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4240 2010-01-02 Richard Guenther <rguenther@suse.de>
4243 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4244 (simplify_switch_using_ranges): Mark to be removed edges
4247 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4249 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4251 * collect2.c (scan_libraries): Add missing argument in call to
4254 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4257 * config/alpha/predicates.md (aligned_memory_operand): Return false
4259 (unaligned_memory_operand): Return true for CQImode.
4260 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4261 doesn not cross aligned SImode word boundary.
4263 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4265 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4267 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4268 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4270 2010-01-02 Richard Guenther <rguenther@suse.de>
4273 * toplev.c (compile_file): Emit LTO marker properly. Change
4275 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4277 2010-01-01 Richard Guenther <rguenther@suse.de>
4280 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4282 2010-01-01 Richard Guenther <rguenther@suse.de>
4285 * c-decl.c (grokdeclarator): For zero-size arrays force
4286 structural equality checks as layout_type does.
4288 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4290 * builtins.c: Update copyright to 2010.
4292 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4295 * lto-streamer-out.c (produce_asm): Revert the last change.
4296 (copy_function): Likewise.
4298 * lto-streamer.c (lto_get_section_name): Skip any leading
4301 2010-01-01 Richard Guenther <rguenther@suse.de>
4304 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4308 Copyright (C) 2010 Free Software Foundation, Inc.
4310 Copying and distribution of this file, with or without modification,
4311 are permitted in any medium without royalty provided the copyright
4312 notice and this notice are preserved.