1 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6 2010-03-25 Jakub Jelinek <jakub@redhat.com>
9 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
10 Clear first_function_block_is_cold.
13 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
14 argument if the argument is truth_value_p.
16 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18 * config/rs6000/constraints.md: Update copyright year for my
22 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
23 used in reg+reg addressing, swap registers.
25 2010-03-24 Jakub Jelinek <jakub@redhat.com>
28 * target.h (struct gcc_target): Add code_end hook.
29 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
31 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
32 * toplev.c (compile_file): Call targetm.asm_out.code_end
33 hook before unwind info/debug info output.
34 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
35 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
36 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
37 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
38 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
39 * config/i386/i386.c (ix86_file_end): Renamed to...
40 (ix86_code_end): ... this. Make static. Don't call
41 file_end_indicate_exec_stack. Emit unwind info using
42 final_start_function/final_end_function.
43 (darwin_x86_file_end): Remove.
44 (TARGET_ASM_CODE_END): Define.
45 * config/i386/i386.h (TARGET_ASM_FILE_END,
46 NEED_INDICATE_EXEC_STACK): Don't define.
47 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
48 (TARGET_ASM_FILE_END): Define to darwin_file_end.
49 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
50 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
53 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
54 at the beginning and final_end_function at the end.
55 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
57 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
59 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
60 and Sun as TLS syntax.
61 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
62 * configure: Regenerate.
63 * config.in: Regenerate.
64 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
65 (default_elf_asm_named_section): Use it.
66 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
67 (i386_output_dwarf_dtprel): Likewise.
68 (output_addr_const_extra): Likewise.
69 (output_pic_addr_const): Lowercase @GOTTPOFF.
70 (output_addr_const_extra): Likewise.
71 (output_pic_addr_const): Lowercase @GOTNTPOFF.
72 (output_addr_const_extra): Likewise.
73 (output_pic_addr_const): Lowercase @INDNTPOFF.
74 (output_addr_const_extra): Likewise.
75 (output_pic_addr_const): Lowercase @NTPOFF.
76 (output_addr_const_extra): Likewise.
77 (output_pic_addr_const): Lowercase @TPOFF.
78 (output_addr_const_extra): Likewise.
79 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
81 (*tls_global_dynamic_64): Likewise.
82 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
83 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
85 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
86 (ASM_OUTPUT_TLS_COMMON): Use it.
87 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
90 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
92 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
93 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
94 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
95 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
96 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
98 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
100 * config/i386/i386.c (override_options): Don't accept
101 -mtls-dialect=sun any longer.
102 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
103 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
104 (*tls_local_dynamic_base_32_sun): Likewise.
105 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
107 2010-03-24 Jakub Jelinek <jakub@redhat.com>
110 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
111 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
114 * ira.c (adjust_cleared_regs): New function.
115 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
119 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
121 * expr.c (expand_expr_real): Restore previous
122 curr_insn_source_location and curr_insn_block after
123 expand_expr_real_1 call.
124 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
125 instead of expand_expr_real_1.
127 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
129 PR rtl-optimization/43413
130 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
133 2010-03-22 James E. Wilson <wilson@codesourcery.com>
136 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
137 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
139 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
141 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
144 2010-03-22 Mike Stump <mikestump@comcast.net>
147 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
148 Don't overly align based upon packed packed fields.
150 2010-03-22 Jason Merrill <jason@redhat.com>
152 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
153 Use () rather than [], and move before the element type.
155 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
157 * doc/configfiles.texi (Configuration Files): Removed
158 fixinc/Makefile*, intl/Makefile.*.
159 * doc/makefile.texi: Fixed markup.
160 Abstract from version control system used.
161 (Makefile): Removed obsolete gcc/java/parse.y example.
162 * doc/sourcebuild.texi: Likewise.
163 (Top Level): Added config, gnattools, libdecnumber, libgcc,
166 (Miscellaneous Docs): Clarify location.
167 Added COPYING3, COPYING3.LIB.
168 (Front End Directory): Moved Make-lang.in entry to new
171 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
174 * config/i386/i386.c (x86_function_profiler)
175 [!NO_PROFILE_COUNTERS]: Fix typo.
176 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
179 2010-03-22 Janis Johnson <janis187@us.ibm.com>
180 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
182 * doc/sourcebuild.texi (Test Directives): Split into six
183 subsections, with most of the current text in new subsections
184 Directives, Selectors, and Final Actions.
185 (Directives): Split list of test directives into multiple
187 (Selectors): Describe use and syntax of selectors.
188 (Effective-Target Keywords): Describe all existing keywords.
189 (Add Options): Describe features for dg-add-options.
190 (Require Support): Describe variants of dg-require-support.
191 (Final Actions): Describe commands to use in dg-final.
193 2010-03-22 Michael Matz <matz@suse.de>
196 * recog.c (validate_replace_rtx_group): Replace also in
197 REG_EQUAL and REG_EQUIV notes.
199 2010-03-22 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/43390
202 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
203 sure vector extracts are type correct.
205 2010-03-22 Richard Guenther <rguenther@suse.de>
208 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
209 x * sqrt (x) even when optimizing for size if the target
210 has native support for sqrt.
212 2010-03-22 Jakub Jelinek <jakub@redhat.com>
214 * varasm.c (make_decl_rtl_for_debug): Also clear
215 flag_mudflap for the duration of make_decl_rtl call.
218 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
219 locs from preserved VALUEs.
221 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
224 * pa.md (movmemsi): Set align to one if zero.
225 (movmemdi): Likewise.
227 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
230 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
231 with their corresponding prologue pushes.
233 2010-03-20 Andrew Pinski <pinskia@gmail.com>
236 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
237 at the begining or end.
238 (spu_expand_epilogue): Likewise.
240 2010-03-20 Richard Guenther <rguenther@suse.de>
242 PR rtl-optimization/43438
243 * combine.c (make_extraction): Properly zero-/sign-extend an
244 extraction of the low part of a CONST_INT. Also handle
247 2010-03-19 Mike Stump <mikestump@comcast.net>
249 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
250 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
251 (override_options): Use SUBTARGET32_DEFAULT_CPU.
253 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
256 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
259 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
261 PR rtl-optimization/42258
262 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
263 use that may match DEF.
266 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
267 the cost of loading the constant rather than assuming
269 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
270 outer code is AND, do the same tests as the andsi3 expander and
271 return COSTS_N_INSNS (1) if and is cheap.
273 * optabs.c (avoid_expensive_constant): Fix formatting.
275 2010-03-19 Michael Matz <matz@suse.de>
278 * attribs.c (decl_attributes): When rebuilding a function pointer
279 type use the same qualifiers as the original pointer type.
281 2010-03-19 Martin Jambor <mjambor@suse.cz>
283 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
284 and is_gimple_ip_invariant_address.
286 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
289 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
291 * config/arm/arm.c (arm_override_options): Turn off
292 flag_dwarf2_cfi_asm for AAPCS variants.
294 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
297 * config/arm/arm.c (emit_multi_reg_push): Update comments.
298 Use PRE_MODIFY instead of PRE_DEC.
299 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
300 (vfp_emit_fstmd): Likewise.
302 2010-03-19 Michael Matz <matz@suse.de>
305 * builtins.c (expand_builtin_interclass_mathfn,
306 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
309 2010-03-19 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/43415
312 * tree-ssa-pre.c (phi_translate): Split out worker to ...
313 (phi_translate_1): ... this.
314 (phi_translate): Move all caching here. Cache all NARY
315 and REFERENCE translations.
317 2010-03-19 David S. Miller <davem@davemloft.net>
319 With help from Eric Botcazou.
320 * config/sparc/sparc.c: Include dwarf2out.h.
321 (emit_pic_helper): Delete.
322 (pic_helper_symbol_name): Delete.
323 (pic_helper_emitted_p): Delete.
324 (pic_helper_needed): New.
325 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
326 (get_pc_thunk_name): New.
327 (load_pic_register): Remove 'delay_pic_helper' arg. Use
328 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
329 Set pic_helper_needed to true. Don't call emit_pic_helper.
330 (sparc_expand_prologue): Update load_pic_register call.
331 (sparc_output_mi_thunk): Likewise.
332 (sparc_file_end): Emit a hidden comdat symbol for the PIC
333 thunk if possible. Output CFI information as needed.
335 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
336 Jack Howarth <howarth@bromo.med.uc.edu>
339 * config/i386/i386.h: Fix ABI on darwin x86-32.
341 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
343 * tree.h: Declare make_decl_rtl_for_debug.
344 * varasm.c (make_decl_rtl_for_debug): New.
345 * dwarf2out.c (rtl_for_decl_location): Call it.
346 * cfgexpand.c (expand_debug_expr): Call it.
348 2010-03-18 Jakub Jelinek <jakub@redhat.com>
351 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
355 * var-tracking.c (vt_init_cfa_base): Do nothing if
356 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
359 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
362 * var-tracking.c (canonicalize_vars_star): New.
363 (dataflow_post_merge_adjust): Use it.
365 2010-03-18 Jakub Jelinek <jakub@redhat.com>
368 * var-tracking.c (non_suitable_const): New function.
369 (add_uses): For DEBUG_INSNs with constants, don't record any
370 value, instead just the constant value itself.
371 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
372 is not VAR_LOC_UNKNOWN_P, set var to the constant.
373 (emit_notes_in_bb): Likewise.
374 (emit_note_insn_var_location): For onepart variables if
375 cur_loc is a VOIDmode constant, use DECL_MODE.
377 2010-03-18 Martin Jambor <mjambor@suse.cz>
380 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
381 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
382 all non-clones. Moved call redirection...
383 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
385 (cgraph_materialize_all_clones): Dispose of all
386 combined_args_to_skip bitmaps.
387 (verify_cgraph_node): Do not check for edges pointing to wrong
388 nodes in inline clones.
389 * tree-inline.c (copy_bb): Call
390 cgraph_redirect_edge_call_stmt_to_callee.
391 * ipa.c (cgraph_remove_unreachable_nodes): Call
392 cgraph_node_remove_callees even when there are used clones.
394 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
396 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
398 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
401 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
404 2010-03-18 Michael Matz <matz@suse.de>
407 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
408 into sqrt(x) if we need to preserve signed zeros.
410 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
411 Eric Botcazou <ebotcazou@adacore.com>
413 PR rtl-optimization/43360
414 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
415 note if we don't know its invariant status.
417 2010-03-18 Michael Matz <matz@suse.de>
419 PR tree-optimization/43402
420 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
421 PHI chains of ssa names registered for update.
423 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
426 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
427 non-offsettable and pre_modify update addressing.
428 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
429 and "2" alternatives "#".
430 (*movdd_softfloat32): Make all alternatives "#";
431 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
432 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
433 (*movdf_softfloat32): Make all alternatives "#";
434 (movdi): Use the new DIFD mode iterator to create a common splitter
435 for movdi, movdf and movdd patterns.
437 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
439 * common.opt (dumpdir): Remove redundant tab.
441 2010-03-17 Martin Jambor <mjambor@suse.cz>
443 PR tree-optimization/43347
444 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
445 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
447 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
449 PR rtl-optimization/42216
450 * regrename.c (create_new_chain): New function, broken out from...
451 (scan_rtx_reg): ... here. Call it. Handle the case where we are
452 appending a use to an empty chain.
453 (build_def_use): Remove previous changes that convert OP_INOUT to
454 OP_OUT operands; instead detect the case where an OP_INOUT operand
455 uses a previously untracked register and create an empty chain for
458 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
460 * doc/extend.texi (Function Attributes): Rewrite unfinished
461 sentence in ms_abi documentation.
463 2010-03-17 Alan Modra <amodra@gmail.com>
465 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
466 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
467 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
468 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
470 2010-03-16 Richard Henderson <rth@redhat.com>
473 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
474 (lower_try_finally): Save and restore eh_seq around the expansion
477 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
479 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
480 statements before splitting block.
482 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
484 * doc/sourcebuild.texi (Testsuites): Fix markup.
485 Use pathnames relative to gcc/testsuite.
486 (Test Directives): Move description of how timeout is determined.
487 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
488 (C Tests): Correct gcc.misc-tests directory.
489 Framework tests now live in gcc.test-framework.
491 2010-03-16 Richard Guenther <rguenther@suse.de>
494 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
495 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
498 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
499 Alexandre Oliva <aoliva@redhat.com>
501 PR tree-optimization/42917
502 * lambda-code.c (remove_iv): Skip debug statements.
503 (lambda_loopnest_to_gcc_loopnest): Likewise.
504 (not_interesting_stmt): Debug statements are not interesting.
506 2010-03-16 Jakub Jelinek <jakub@redhat.com>
510 * cselib.c (cselib_preserve_constants,
511 cfa_base_preserved_val): New static variables.
512 (preserve_only_constants): New function.
513 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
514 clear its REG_VALUES. If cselib_preserve_constants, don't
515 empty the whole hash table, but preserve there VALUEs with constants,
516 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
517 (cselib_preserve_cfa_base_value): New function.
518 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
519 (cselib_init): Change argument to int bitfield. Set
520 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
522 (cselib_finish): Clear cselib_preserve_constants and
523 cfa_base_preserved_val.
524 * cselib.h (enum cselib_record_what): New enum.
525 (cselib_init): Change argument to int.
526 (cselib_preserve_cfa_base_value): New prototype.
527 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
528 * dse.c (dse_step1): Likewise.
529 * cfgcleanup.c (thread_jump): Likewise.
530 * sched-deps.c (sched_analyze): Likewise.
531 * gcse.c (local_cprop_pass): Likewise.
532 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
533 If FN is non-NULL, call the callback always and whenever it returns
534 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
535 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
536 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
537 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
538 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
539 * var-tracking.c: Include recog.h.
540 (bb_stack_adjust_offset): Remove.
541 (vt_stack_adjustments): Don't call it, instead just gather the
542 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
543 (adjust_stack_reference): Remove.
544 (compute_cfa_pointer): New function.
545 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
546 (struct adjust_mem_data): New type.
547 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
549 (get_address_mode): New function.
550 (replace_expr_with_values): Use it.
551 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
552 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
553 (adjust_sets): Remove.
554 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
555 Use get_address_mode.
556 (get_adjusted_src): Remove.
557 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
558 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
559 (add_with_sets): Don't call adjust_sets.
560 (fp_setter, vt_init_cfa_base): New functions.
561 (vt_initialize): Change return type to bool. Move most of pool etc.
562 initialization to the beginning of the function from end. Pass
563 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
564 If !frame_pointer_needed, call vt_stack_adjustment before mos
565 vector is filled, call vt_init_cfa_base if argp/framep has been
566 eliminated to sp. If frame_pointer_needed and argp/framep has
567 been eliminated to hard frame pointer, set
568 hard_frame_pointer_adjustment and call vt_init_cfa_base after
569 encountering fp setter in the prologue. For MO_ADJUST, call
570 log_op_type before pusing the op into mos vector, not afterwards.
571 Call adjust_insn before cselib_process_insn/add_with_sets,
572 call cancel_changes (0) afterwards.
573 (variable_tracking_main_1): Adjust for vt_initialize calling
574 vt_stack_adjustments and returning whether it succeeded or not.
576 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
578 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
581 2010-03-15 Jakub Jelinek <jakub@redhat.com>
583 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
585 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
586 drap_reg has not been set.
588 2010-03-15 Michael Matz <matz@suse.de>
591 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
592 use it to expand block copies.
593 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
594 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
595 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
597 2010-03-15 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/43367
600 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
603 2010-03-15 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/43317
606 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
608 2010-03-15 Martin Jambor <mjambor@suse.cz>
610 PR tree-optimization/43141
611 * tree-sra.c (create_abstract_origin): New function.
612 (modify_function): Call create_abstract_origin.
614 2010-03-15 Chris Demetriou <cgd@google.com>
616 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
619 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
622 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
623 call insert_out_of_ssa_copy for default definitions.
625 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
627 * graphite-clast-to-gimple.c (my_long_long): Defined.
628 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
629 * graphite-sese-to-poly.c (my_long_long): Defined.
630 (scop_ivs_can_be_represented): Use it.
632 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
634 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
635 graphite-max-bbs-per-function, and loop-block-tile-size.
636 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
638 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
640 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
642 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
644 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
645 (add_upper_bounds_from_estimated_nit): New.
646 (build_loop_iteration_domains): Use it.
648 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
650 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
652 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
655 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
656 should be an INTEGER_CST. Also handle CASE_CONVERT.
658 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
660 * graphite.c (graphite_initialize): To bound the number of bbs per
661 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
662 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
663 * doc/invoke.texi: Document it.
665 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
667 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
668 * graphite-sese-to-poly.h (build_poly_scop): Same.
670 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
672 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
673 the number of parameters in the scop. Use as an upper bound
674 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
675 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
676 * doc/invoke.texi: Document it.
678 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
680 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
681 * doc/c-tree.texi: Remove.
682 * doc/generic.texi: Merge c-tree.texi here.
683 * doc/gccint.texi (Trees): Remove menu entry.
684 (c-tree.texi): Remove @include.
685 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
686 * doc/languages.texi (Reading RTL): Ditto.
688 2010-03-12 Steve Ellcey <sje@cup.hp.com>
691 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
693 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
696 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
697 code added to work around reload clobbering CONST insns.
699 2010-03-12 Jakub Jelinek <jakub@redhat.com>
701 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
702 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
703 (cselib_preserve_only_values): Remove retain argument, don't
704 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
705 * cselib.h (cselib_preserve_only_values): Remove retain argument.
706 * var-tracking.c (micro_operation): Move insn field before union.
707 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
708 (struct variable_tracking_info_def): Remove n_mos field, change
709 mos into a vector of micro_operations.
710 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
711 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
712 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
713 changing into a vector.
714 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
715 come before all other uops generated by add_stores.
716 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
718 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
719 a vector. Run just one pass over the bbs instead of separate counting
720 and computation phase.
721 (vt_finalize): Free VTI (bb)->mos vector instead of array.
724 * tree-inline.c (remap_decls): Put old_var rather than origin_var
725 into *nonlocalized_list vector.
726 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
727 even if origin is non-NULL.
728 (gen_variable_die): Likewise.
729 (process_scope_var): Don't change origin.
730 (gen_decl_die): Likewise.
731 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
732 before adding new edges instead of after it, fix moving over
735 2010-03-11 David S. Miller <davem@davemloft.net>
737 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
739 * configure: Rebuild.
741 2010-03-11 Martin Jambor <mjambor@suse.cz>
743 PR tree-optimization/43257
744 * tree.c (assign_assembler_name_if_neeeded): New function.
745 (free_lang_data_in_cgraph): Assembler name assignment moved to the
747 * tree.h (assign_assembler_name_if_neeeded): Declare.
748 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
749 the function if needed.
751 2010-03-11 Chris Demetriou <cgd@google.com>
753 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
754 include/stdint-gcc.h, and include/stdint.h world-readable.
756 2010-03-11 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/43255
759 * tree-vrp.c (process_assert_insertions_for): Do not insert
760 asserts for trivial conditions.
762 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
764 PR tree-optimization/43280
765 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
766 generation. Move calculation of size out of the if branch.
767 (find_bswap): Modify compare number generation.
769 2010-03-11 Richard Guenther <rguenther@suse.de>
772 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
773 (input_gimple_stmt): Fixup handled component types during
774 operand read. Also fix up decls in ADDR_EXPRs.
776 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
778 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
779 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
781 2010-03-10 Jan Hubicka <jh@suse.cz>
784 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
785 * varasm.c (get_variable_section): Don't do that here...
786 (make_decl_rtl): ... and here.
787 (do_assemble_alias): Produce decl RTL.
788 (assemble_alias): Likewise.
790 2010-03-10 Jakub Jelinek <jakub@redhat.com>
793 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
794 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
796 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
797 (based_loc_descr): Only express drap or vdrap regno based expressions
798 using DW_OP_fbreg when not optimizing.
799 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
800 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
801 REG_CFA_SET_VDRAP note.
803 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
805 PR tree-optimization/43236
806 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
807 error in calculation of base address in reverse iteration case.
808 (generate_builtin): Take number of latch executions if the statement
811 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
814 * tree-eh.c: Include pointer-set.h.
815 (lower_eh_dispatch): Filter out duplicate case labels and
816 remove the unneeded edge when the label is unused. Return
817 true when some edges are removed.
818 (execute_lower_eh_dispatch): When any lowering resulted in
819 removing an edge, also delete unreachable blocks.
821 2010-03-10 Jakub Jelinek <jakub@redhat.com>
824 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
825 UNSPEC_MACHOPIC_OFFSET.
827 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
830 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
831 (m68k_delegitimize_address): New function.
833 2010-03-09 Jakub Jelinek <jakub@redhat.com>
836 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
839 * var-tracking.c (adjust_sets): New function.
840 (count_with_sets, add_with_sets): Use it.
841 (get_adjusted_src): New inline function.
842 (add_stores): Use it.
845 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
846 call cselib_dummy_expand_value_rtx_cb instead of
847 cselib_expand_value_rtx_cb.
850 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
851 * config/i386/i386.c: Include debug.h and dwarf2out.h.
852 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
853 and .cfi_endproc around the pic thunks.
854 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
855 all queued unwind info register saves are saved before the call.
856 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
857 considered as sp-=4 for unwind info and the pop as sp+=4 which
858 also clobbers dest, but doesn't actually restore it.
861 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
864 2010-03-09 Jie Zhang <jie@codesourcery.com>
866 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
867 whitespaces in output template.
869 2010-03-09 Jie Zhang <jie@codesourcery.com>
871 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
874 2010-03-08 Jakub Jelinek <jakub@redhat.com>
876 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
877 builtins.exp in a separate job.
879 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
881 * graphite-sese-to-poly.c (add_param_constraints): Use
882 lower_bound_in_type and upper_bound_in_type.
884 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
886 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
887 instead of unsigned_type_node.
889 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
890 Reza Yazdani <reza.yazdani@amd.com>
893 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
894 on pointer type parameters.
896 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
900 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
901 handle conversions from pointer to integers.
902 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
903 induction variable, to be able to work with code generated by CLooG.
904 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
905 (build_poly_scop): Bail out if we cannot codegen a loop.
907 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
909 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
910 code generation with gloog_error.
912 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
914 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
915 Call fold_convert on all the returned values.
916 (expand_scalar_variables_expr): Pass to
917 expand_scalar_variables_ssa_name the type of the resulting expression.
919 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
921 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
922 ppl_min_for_le_pointset.
923 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
924 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
926 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
928 * graphite-dependences.c (map_into_dep_poly): Removed.
929 (dependence_polyhedron_1): Use combine_context_id_scat.
931 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
933 * graphite-poly.h (struct poly_scattering): Add layout documentation.
934 (struct poly_bb): Same.
935 (combine_context_id_scat): New.
937 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
940 * sese.c (name_defined_in_loop_p): Return false for default
943 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
945 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
946 and clean up the logic.
948 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
950 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
953 2010-03-08 Jakub Jelinek <jakub@redhat.com>
955 * var-tracking.c (remove_cselib_value_chains): Define only for
957 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
958 delete_slot_part, emit_notes_for_differences_1): Don't call
959 remove_cselib_value_chains here.
960 (set_slot_part, emit_notes_for_differences_2): Don't call
961 add_cselib_value_chains here.
962 (preserved_values): New vector.
963 (preserve_value): New function.
964 (add_uses, add_stores, vt_add_function_parameters): Use it
965 instead of cselib_preserve_value.
966 (changed_values_stack): New vector.
967 (check_changed_vars_0): New function.
968 (check_changed_vars_1, check_changed_vars_2): Use it.
969 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
970 changed_values_stack VALUEs.
971 (vt_emit_notes): For all preserved_values call
972 add_cselib_value_chains. If ENABLE_CHECKING call
973 remove_cselib_value_chains before verifying value_chains is empty.
974 Initialize and free changed_values_stack.
975 (vt_initialize): Initialize preserved_values.
976 (vt_finalize): Free preserved_values.
978 2010-03-08 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/43269
981 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
984 2010-03-08 Martin Jambor <mjambor@suse.cz>
986 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
987 (ipa_is_param_called): Removed.
988 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
989 (ipa_print_node_params): Do not print the called flag.
990 (ipa_write_node_info): Do not stream the called flag.
991 (ipa_read_node_info): Likewise.
993 2010-03-07 Jakub Jelinek <jakub@redhat.com>
996 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
997 * cselib.c (struct expand_value_data): Add dummy field.
998 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1000 (cselib_dummy_expand_value_rtx_cb): New function.
1001 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1003 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1004 * var-tracking.c: Include pointer-set.h.
1005 (variable): Change n_var_parts to char from int. Add
1006 cur_loc_changed and in_changed_variables fields.
1007 (variable_canonicalize): Remove.
1008 (shared_var_p): New inline function.
1009 (unshare_variable): Maintain cur_loc_changed and
1010 in_changed_variables fields. If var was in changed_variables,
1011 replace it there with new_var. Just copy cur_loc instead of
1012 resetting it to something else.
1013 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1014 (dataflow_set_union): Don't call variable_canonicalize.
1015 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1016 of their DEBUG_EXPR_TREE_DECLs.
1017 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1018 and in_changed_variables and cur_loc_changed is false.
1019 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1020 and cur_loc_changed. Don't update cur_loc here.
1021 (variable_merge_over_src): Don't call variable_canonicalize.
1022 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1023 removing loc that is equal to cur_loc, clear cur_loc,
1024 set cur_loc_changed and ensure variable_was_changed is called.
1025 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1026 compare pointers in cur_loc check, if it is equal to loc,
1027 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1028 (variable_different_p): Remove compare_current_location argument,
1029 don't compare cur_loc.
1030 (dataflow_set_different_1): Adjust variable_different_p caller.
1031 (variable_was_changed): If dv had some var in changed_variables
1032 already, reset in_changed_variables flag for it and propagate
1033 cur_loc_changed over to the new variable. On empty var
1034 always set cur_loc_changed. Set in_changed_variables on whatever
1035 var is added to changed_variables.
1036 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1037 Use shared_var_p. When removing loc that is equal to cur_loc,
1038 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1039 end, don't set it to something else, just call variable_was_changed.
1040 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1041 loc being removed, clear cur_loc and set cur_loc_changed.
1042 Set cur_loc_changed if all locations have been removed.
1043 (struct expand_loc_callback_data): New type.
1044 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1045 allocated. Always create SUBREGs if simplify_subreg failed.
1046 Prefer to use cur_loc, when that fails and still in
1047 changed_variables (and seen first time) recompute it. Set
1048 cur_loc_changed of variables which had to change cur_loc and
1049 compute elcd->cur_loc_changed if any of the subexpressions used
1050 had to change cur_loc.
1051 (vt_expand_loc): Adjust to pass arguments in
1052 expand_loc_callback_data structure.
1053 (vt_expand_loc_dummy): New function.
1054 (emitted_notes): New variable.
1055 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1056 that weren't used for any other decl in current
1057 emit_notes_for_changes call call vt_expand_loc_dummy to update
1058 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1059 first loc_chain location if NULL before. Always use just
1060 cur_loc instead of first loc_chain location. When cur_loc_changed
1061 is false, when not --enable-checking=rtl just don't emit any note.
1062 When rtl checking, compute the note and assert it is the same
1063 as previous note. Clear cur_loc_changed and in_changed_variables
1064 at the end before removing from changed_variables.
1065 (check_changed_vars_3): New function.
1066 (emit_notes_for_changes): Traverse changed_vars to call
1067 check_changed_vars_3 on each changed var.
1068 (emit_notes_for_differences_1): Clear cur_loc_changed and
1069 in_changed_variables. Recompute cur_loc of new_var.
1070 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1071 (vt_emit_notes): Initialize and destroy emitted_notes.
1073 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1075 PR rtl-optimization/42220
1076 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1077 Use verify_reg_tracked to determine if we should use OP_OUT rather
1079 (build_def_use): If we see an in-out operand for a register that we
1080 know nothing about, treat is an output if possible, fail the block if
1083 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1086 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1089 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1092 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1093 uses of relevant DEFs that are dead outside the loop too.
1095 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1097 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1099 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1101 * var-tracking.c (values_to_unmark): New variable.
1102 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1103 values_to_unmark vector. Moved body to...
1104 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1105 instead queue it into values_to_unmark vector.
1106 (vt_find_locations): Free values_to_unmark vector.
1108 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1110 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1111 (site.exp): Export them when plugins are enabled.
1113 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1116 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1118 (chrec_fold_multiply): Same.
1120 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1123 * c-decl.c (build_compound_literal): Return early if init is
1126 2010-03-04 Martin Jambor <mjambor@suse.cz>
1128 PR tree-optimization/43164
1129 PR tree-optimization/43191
1130 * tree-sra.c (type_consists_of_records_p): Reject records with
1131 zero-size bit-fields at the end.
1133 2010-03-04 Mike Stump <mikestump@comcast.net>
1135 * Makefile.in (TAGS): Remove *.y.
1137 2010-03-04 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/40761
1140 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1142 (my_rev_post_order_compute): New function.
1143 (init_pre): Call it.
1145 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1148 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1149 decrease the cost of an IV candidate when the cost is infinite.
1151 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1153 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1154 Use '3DNow!' for the extension of that name, ensure normal space
1156 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1158 2010-03-03 Jeff Law <law@redhat.com>
1160 * PR middle-end/32693
1161 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1162 than gen_rtx_SUBREG.
1163 (extract_bit_field_1): Likewise.
1165 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1167 * doc/sourcebuild.texi (Test directives): Document that arguments
1168 include-opts and exclude-opts are now optional for dg-skip-if,
1169 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1171 2010-03-03 Jason Merrill <jason@redhat.com>
1174 * cgraph.h (varpool_node): Add extra_name field.
1175 * varpool.c (varpool_extra_name_alias): New.
1176 (varpool_assemble_decl): Emit extra name aliases.
1177 (varpool_mark_needed_node): Look past an extra name alias.
1178 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1179 * lto-streamer-in.c (lto_input_tree): Read it.
1180 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1182 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1184 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1185 (sparc*-*-solaris2*): ...this.
1187 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1190 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1191 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1192 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1193 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1196 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1197 fallthrough to default handling, just with want_address 0 instead of 2.
1198 For single element lists, add_AT_loc directly, otherwise create an
1199 artificial variable DIE and stick location list to it.
1202 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1203 (VAL_EXPR_HAS_REVERSE): Define.
1204 (reverse_op): New function.
1205 (add_stores): For reversible operations add an extra MO_VAL_USE.
1207 2010-03-02 Jason Merrill <jason@redhat.com>
1209 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1211 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1213 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1214 (sparc64-*-linux*): Likewise.
1215 (sparc64-*-solaris2*): Include assembler files before linker ones.
1216 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1217 * config/sparc/gas.h: Delete.
1218 * config/sparc/sol2-64.h: Add copyright notice.
1219 * config/sparc/sol2-gas-bi.h: Likewise.
1220 * config/sparc/sol2-gld.h: Likewise.
1221 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1222 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1223 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1224 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1225 (sparc_elf_asm_named_section): Rename into...
1226 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1228 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1230 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1232 2010-03-02 Jeff Law <law@redhat.com>
1235 * reload1.c (rtx_p, substitute_stack): Declare.
1236 (substitute): Record addresses of changed rtxs.
1237 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1238 Restore the original rtx when complete.
1239 (reload): Free subsitute_stack when complete.
1241 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1243 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1244 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1246 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1247 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1248 Torture Tests): Change from subsection to section.
1250 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1251 Steven Bosscher <steven@gcc.gnu.org>
1253 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1256 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1259 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1260 the assignment from the new induction variable to the assignment
1261 of the value from the original loop PHI function.
1263 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1264 Daniel Jacobowitz <dan@codesourcery.com>
1266 * doc/sourcebuild.texi (Test directives): Clarify options to
1269 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1271 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1272 Disable cfi directives unless GCC and gas agree on using read-only
1273 .eh_frame sections for 64-bit.
1274 * configure: Regenerate.
1276 2010-03-01 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/43220
1279 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1280 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1282 2010-03-01 Richard Guenther <rguenther@suse.de>
1283 Martin Jambor <mjambor@suse.cz>
1286 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1287 gimplified parameters.
1289 2010-03-01 Christian Bruel <christian.bruel@st.com>
1291 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1293 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1295 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1297 2010-03-01 Richard Guenther <rguenther@suse.de>
1300 * expr.c (expand_assignment): Use the alias-oracle to tell
1301 if the rhs aliases the result decl.
1303 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1306 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1307 to sol_gt_pch_get_address.
1308 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1309 64-bit, SPARC and x86.
1310 (sol_gt_pch_get_address): New function.
1312 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1314 * toplev.h (inform_n, error_n): Declare.
1315 * diagnostic.c (inform_n, error_n): New function.
1317 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1319 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1320 has no rtl yet when processing local_decls, queue it and recheck
1321 if deferred stack allocation hasn't assigned it rtl.
1323 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1325 * config/sh/sh.c (unspec_bbr_uid): New.
1326 (gen_block_redirect): Use it instead of INSN_UID.
1327 (gen_far_branch): Likewise.
1329 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1331 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1332 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1334 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1336 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1337 (Warning Options): -Wno-conversion-null is valid for
1338 Objective-C++ as well.
1339 * doc/tm.texi (Named Address Spaces): Likewise.
1340 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1341 * doc/tree-ssa.texi (Tree SSA): Likewise.
1343 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1346 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1347 by default. Don't set the default arch for
1348 i[34567]86-*-darwin*|x86_64-*-darwin*.
1350 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1353 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1354 default. Set the default 32bit/64bit archs with $with_arch
1355 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1357 2010-02-27 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/43186
1360 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1361 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1362 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1363 unroller iterations.
1365 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1367 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1368 required and i[34567]86-*-* targets don't support 64bit ISA.
1370 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1373 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1376 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1378 * config.gcc: Set the default arch at least to Prescott for
1379 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1380 if SSE math is enabled.
1382 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1384 * diagnostic.c (diagnostic_initialize): Update.
1385 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1387 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1388 (diagnostic_inhibit_notes): New.
1389 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1391 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1394 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1395 * doc/standards.texi: Likewise.
1396 * doc/extend.texi: Likewise.
1397 * doc/trouble.texi: Likewise.
1398 * doc/cppopts.texi: Likewise.
1399 * doc/install.texi: Likewise.
1400 * c.opt (std=c90,std=gnu90): New options.
1401 * c-opts.c (c_common_handle_option): Handle them.
1403 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1406 * c-decl.c (undeclared_variable): Use an informative note.
1408 2010-02-26 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/43186
1411 * gimple.h (gimple_fold): Remove.
1412 * gimple.c (gimple_fold): Remove. Inline into single user ...
1413 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1414 Try harder for conditions.
1416 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1419 * function.c (used_types_insert): Don't skip through named pointer
1420 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1421 and it is different from the main variant's type.
1423 2010-02-26 Nick Clifton <nickc@redhat.com>
1425 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1427 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1429 * config.gcc: Support --with-fpmath=sse for x86.
1431 * config/i386/ssemath.h: New.
1433 * doc/install.texi (--with-fpmath=sse): Documented.
1435 2010-02-26 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/43188
1438 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1439 vector types of over-aligned element type.
1441 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1445 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1447 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1449 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1451 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1453 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1454 * var-tracking.c: Include diagnostic.h.
1455 (debug_dv): New function.
1456 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1459 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1460 (add_value_chain, add_value_chains, remove_value_chain,
1461 remove_value_chains): Handle DEBUG_EXPRs.
1462 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1465 * regcprop.c (struct queued_debug_insn_change): New type.
1466 (struct value_data_entry): Add debug_insn_changes field.
1467 (struct value_data): Add n_debug_insn_changes field.
1468 (debug_insn_changes_pool): New variable.
1469 (free_debug_insn_changes, apply_debug_insn_changes,
1470 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1471 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1472 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1474 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1476 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1477 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1478 changes, call cprop_find_used_regs via note_stores.
1479 (copyprop_hardreg_forward): When copying vd from predecessor
1480 which has any queued DEBUG_INSN changes, make sure the pointers are
1481 cleared. At the end call df_analyze and then if there are any
1482 DEBUG_INSN changes queued at the end of some basic block for still
1483 live registers, apply them.
1484 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1486 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1488 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1491 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1493 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1494 targets. Set the default with_cpu/with_arch from arch/cpu.
1495 Allow x86-64 and native for with_cpu/with_arch.
1497 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1499 * ebitmap.c: Change calls to verify_popcount with calls to
1500 sbitmap_verify_popcount.
1501 (ebitmap_clear_bit): Fixed map->cacheindex test and
1502 map>cache update when bit clearing results in an empty
1505 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1508 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1509 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1510 and support both V2DF and V2DI modes.
1511 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1512 support both V2DF and V2DI modes.
1513 (general): Delete trailing whitespace from a few patterns.
1515 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1516 V2DF/V2DI interleave high/low builtins.
1518 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1521 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1522 interleave high/low functions.
1524 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1526 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1527 #pragma extern_prefix.
1529 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1532 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1533 BLKmode, assert op0 is a MEM and just adjust its mode.
1536 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1537 if bitpos isn't multiple of mode's bitsize.
1539 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1541 * c.opt (-ftemplate-depth=): New.
1542 (-ftemplate-depth-): Deprecate.
1543 * optc-gen.awk: Handle -ftemplate-depth=.
1544 * opth-gen.awk: Likewise.
1545 * c-opts.c (c_common_handle_option): Likewise.
1546 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1548 2010-02-24 Jason Merrill <jason@redhat.com>
1550 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1552 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1554 * cfg.c (alloc_aux_for_block): Remove inline.
1555 (alloc_aux_for_edge): Likewise.
1557 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1561 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1563 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1564 * config/i386/sol2-gas.h: New file.
1565 * config.gcc (i[34567]86-*-solaris2*): Use it.
1567 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1570 * c-typeck.c (ep_convert_and_check): New.
1571 (build_conditional_expr): Use it.
1572 (build_binary_op): Likewise.
1574 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1576 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1579 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1580 bounds even for -O+.
1581 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1582 expr needs to have DECL_NAME set.
1584 2010-02-24 Nick Clifton <nickc@redhat.com>
1586 * config/mep/mep.c: Include gimple.h.
1587 (mep_function_uses_sp): Delete unused function.
1588 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1589 parameters. Use unsigned integers to count args. Return a
1590 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1592 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1595 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1596 greater or equal to nelt instead of 2 * nelt.
1597 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1600 2010-02-23 Jason Merrill <jason@redhat.com>
1603 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1604 in cfun->local_decls even if they have register types.
1607 * stor-layout.c (place_field): Don't warn about unnecessary
1608 DECL_PACKED if the type is packed.
1610 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1613 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1614 GOTOFF relocs, even when the base reg isn't pic pointer.
1616 2010-02-23 Michael Matz <matz@suse.de>
1619 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1620 (expand_gimple_basic_block): Generate and use debug temps if there
1621 are debug uses left after the last real use of TERed ssa names.
1622 Unlink debug immediate uses when they are expanded.
1624 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1627 * config/i386/i386.c (override_options): Reorganise to provide
1628 better error messages.
1630 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1633 * graphite-scop-detection.c (create_single_exit_edge): Move
1634 the call to find_single_exit_edge to....
1635 (create_sese_edges): ...here. Don't handle multiple edges
1636 exiting the function.
1637 (build_graphite_scops): Don't handle multiple edges
1638 exiting the function.
1640 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1643 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1644 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1646 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1649 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1651 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1654 * c-typeck.c (convert_arguments): Print declaration location.
1655 * c-common.c (validate_nargs): Rename as
1656 builtin_function_validate_nargs.
1657 (check_builtin_function_arguments): Update.
1659 2010-02-22 Richard Guenther <rguenther@suse.de>
1662 * tree-inline.c (declare_return_variable): Use the type of
1663 the call stmt lhs if available.
1665 2010-02-22 Duncan Sands <baldrick@free.fr>
1667 * passes.c (register_pass): Always consider all pass lists when
1668 ref_pass_instance_number is zero.
1670 2010-02-22 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/42749
1673 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1674 parameter. Do arithmetic in the original type.
1675 (update_accumulator_with_ops): Likewise.
1676 (adjust_accumulator_values): Adjust.
1678 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1680 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1681 (QI to BLKmode splitter): New splitter.
1683 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1686 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1688 2010-02-22 Richard Guenther <rguenther@suse.de>
1690 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1692 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1694 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1695 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1696 ($(T)crti.o, $(T)crtn.o): Remove rules.
1698 2010-02-21 Tobias Burnus <burnus@net-b.de>
1701 * doc/invoke.texi (-fassociative-math): Document that this
1702 option is automatically enabled for Fortran.
1704 2010-02-20 David S. Miller <davem@davemloft.net>
1706 * configure.ac: Test if linker and assembler properly support
1707 GOTDATA_OP relocations.
1708 * configure: Rebuild.
1709 * config.in: Likewise.
1710 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1711 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1712 (movsi_high_pic): Likewise.
1713 (movdi_lo_sum_pic): Likewise.
1714 (movdi_high_pic): Likewise.
1715 (movsi_pic_gotdata_op): New pattern.
1716 (movdi_pic_gotdata_op): Likewise.
1717 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1718 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1720 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1724 attribute to ssemul.
1725 (xop_mulv2div2di3_high): Ditto.
1727 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1730 * c.opt (Wconversion-null): New option.
1731 * doc/invoke.texi (Wconversion-null): Document.
1733 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1735 * common.opt (Wlarger-than-): Add Undocumented.
1737 2010-02-19 Mike Stump <mikestump@comcast.net>
1739 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1741 2010-02-19 Jason Merrill <jason@redhat.com>
1744 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1745 * configure: Likewise.
1747 2010-02-20 Alan Modra <amodra@gmail.com>
1750 * cgraph.h (cgraph_make_decl_local): Declare.
1751 * cgraph.c (cgraph_make_decl_local): New function.
1752 (cgraph_make_node_local): Use it.
1753 * cgraphunit.c (cgraph_function_versioning): Likewise.
1754 * ipa.c (function_and_variable_visibility): Likewise.
1756 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1759 * except.c (sjlj_emit_function_enter): Don't call
1760 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1762 * rtl.h (add_reg_br_prob_note): Remove prototype.
1764 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1767 * c-common.c (conversion_warning): Remove widening conversions
1768 before checking the conversion of integers to reals.
1770 2010-02-19 Mike Stump <mikestump@comcast.net>
1773 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1776 * cgraphunit.c (process_function_and_variable_attributes): Check
1777 DECL_PRESERVE_P instead of looking up attribute "used".
1778 * ipa-pure-const.c (check_decl): Likewise.
1779 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1780 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1781 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1782 instead of attribute "used".
1783 * config/sol2-c.c (solaris_pragma_init): Likewise.
1784 (solaris_pragma_fini): Likewise.
1786 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1788 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1789 Use XCNEW instead of xcalloc.
1790 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1791 XNEW instead of xmalloc.
1792 (get_fields): Use XNEWVEC instead of xmalloc.
1795 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1796 populate vars array.
1797 (create_new_general_access): For debug stmts just reset value.
1798 (get_stmt_accesses): For accesses within debug stmts just record them
1799 using add_access_to_acc_sites instead of preventing the peeling or
1800 counting them as accesses.
1803 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1805 2010-02-19 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/42916
1808 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1811 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1813 * configure.ac: Replace all uses of changequote in macro arguments
1814 with proper quoting.
1816 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1819 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1821 2010-02-19 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/42944
1824 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1825 test for aliasing with errno.
1827 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1830 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1831 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1832 * dojump.c: Include output.h.
1833 (inv): New inline function.
1834 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1835 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1836 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1837 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1838 argument, pass it down to other calls.
1839 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1840 add REG_BR_PROB note to the conditional jump.
1841 * cfgexpand.c (add_reg_br_prob_note): Removed.
1842 (expand_gimple_cond): Don't call it, add the probability
1843 as last argument to jumpif_1/jumpifnot_1.
1844 * Makefile.in (dojump.o): Depend on output.h.
1845 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1847 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1848 * stmt.c (do_jump_if_equal): Likewise.
1849 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1850 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1851 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1853 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1854 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1855 jumpifnot_1 callers.
1856 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1858 (store_expr): Adjust jumpifnot caller.
1859 (store_constructor): Adjust jumpif caller.
1862 * gimplify.c (gimple_boolify): For __builtin_expect call
1863 gimple_boolify also on its first argument.
1865 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1867 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1869 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1870 * configure: Regenerated.
1872 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1874 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1875 lang_hooks.types_compatible_p instead of comptypes.
1877 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1879 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1880 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1881 if __prefer_thumb__ is defined.
1883 2010-02-18 Martin Jambor <mjambor@suse.cz>
1885 PR tree-optimization/43066
1886 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1887 array with zero-sized element type.
1889 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1891 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1892 rtx, allocate struct var_loc_node here and return it to the
1893 caller, and only if it is actually needed.
1894 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1895 move it earlier and return immediately if it returns NULL.
1897 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1899 * config/sparc/gas.h: New file. Restore
1900 TARGET_ASM_NAMED_SECTION to its ELF default.
1901 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1903 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1904 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1905 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1906 after sparc/sysv4.h.
1908 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1910 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1912 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1914 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1915 patterns from predicated pattern.
1917 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1921 for insn mnemonic suffix.
1923 2010-02-17 Richard Guenther <rguenther@suse.de>
1925 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1928 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1931 * caller-save.c (save_call_clobbered_regs): If BB ends with
1932 a DEBUG_INSN, move any notes in between last real insn and the last
1933 DEBUG_INSN after the last DEBUG_INSN.
1935 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1937 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1938 Fix return type. Fix argument type. Explain meaning of return value.
1940 2010-02-16 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/41043
1943 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1944 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1946 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1948 2010-02-16 Ira Rosen <irar@il.ibm.com>
1950 PR tree-optimization/43074
1951 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1952 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1953 vectorizable cycles in hybrid SLP check.
1954 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1956 2010-02-16 Richard Guenther <rguenther@suse.de>
1958 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1959 (true_dependence): If memrefs_conflict_p computes must-alias
1960 trust it. Move TBAA check after offset-based disambiguation.
1961 (canon_true_dependence): Likewise.
1963 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1965 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1966 * doc/invoke.texi: Document it.
1967 * var-tracking.c: Include toplev.h and params.h.
1968 (vt_find_locations): Return bool indicating success. Compute
1969 hash sizes unconditionally. Check new parameter, report.
1970 (variable_tracking_main_1): Check vt_find_locations results and
1971 retry. Renamed from...
1972 (variable_tracking_main): ... this. New wrapper to preserve
1973 flag_var_tracking_assignments.
1974 * Makefile.in (var-tracking.o): Adjust dependencies.
1976 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1977 Jakub Jelinek <jakub@redhat.com>
1980 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1981 if weak_import attribute is present.
1982 * config/darwin.c (machopic_select_section): Likewise.
1984 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1986 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1987 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1988 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1989 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1991 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1993 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1996 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1997 Rewrite text to refer to the names.
1999 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2001 * config/i386/i386-builtin-types.def
2002 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2003 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2004 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2005 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2006 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2007 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2008 IX86_BUILTIN_VPERMIL2PS256.
2009 (MULTI_ARG_4_DF2_DI_I): Defined.
2010 (MULTI_ARG_4_DF2_DI_I1): Defined.
2011 (MULTI_ARG_4_SF2_SI_I): Defined.
2012 (MULTI_ARG_4_SF2_SI_I1): Defined.
2013 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2014 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2015 __builtin_ia32_vpermil2ps256.
2016 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2017 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2018 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2019 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2020 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2021 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2022 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2023 CODE_FOR_xop_vpermil2v8sf3.
2024 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2025 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2026 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2027 (_mm256_permute2_pd): New.
2028 (_mm_permute2_ps): New.
2029 (_mm256_permute2_ps): New.
2031 2010-02-15 Nick Clifton <nickc@redhat.com>
2033 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2034 boolean parameters. Use emit_jump_insn when emitting a pop
2035 instruction containing a return insn.
2036 (push): Use 'true' rather than '1' as second parameter to F.
2037 (h8300_expand_prologue): Likewise.
2038 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2039 (h8300_expand_epilogue): Likewise.
2041 2010-02-15 Richard Guenther <rguenther@suse.de>
2044 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2047 2010-02-15 Nick Clifton <nickc@redhat.com>
2049 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2052 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2054 * intl.c (fake_ngettext): New function.
2055 * intl.h (fake_ngettext): Declare.
2056 (ngettext): Define macro.
2057 * collect2.c (notice_translated): New function.
2058 (main): Use notice_translated and ngettext.
2059 * collect2.h (notice_translated): Declare.
2061 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2063 * reorg.c (delete_computation): Comment fixes.
2064 * caller-save.c (setup_save_areas): Idem.
2065 * sel-sched-dump.c (dump_lv_set): Idem.
2068 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2070 * config/s390/s390.c (s390_sched_init): New function.
2071 (TARGET_SCHED_INIT): Target hook defined.
2073 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2074 Jack Howarth <howarth@bromo.med.uc.edu>
2075 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2078 Partial revert of unintended change in fix for PR41605.
2079 * config/darwin.h: Fix typo.
2080 * config/darwin9.h: Same.
2082 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2084 * c-pch.c (pch_init): Clear v.
2086 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2089 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2090 graphite_can_represent_init for MULT_EXPR.
2092 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-sese-to-poly.c (remove_phi): New.
2097 (translate_scalar_reduction_to_array): Call remove_phi.
2099 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2102 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2103 * graphite-clast-to-gimple.h (gloog): Update declaration.
2104 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2105 * graphite-poly.h (struct poly_bb): Add missing comments.
2106 (struct scop): Add poly_scop_p field.
2108 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2109 * graphite.c (graphite_transform_loops): Build the polyhedral
2110 representation for each scop before code generation.
2111 * sese.c (rename_variables_in_operand): Removed.
2112 (rename_variables_in_expr): Return the renamed expression.
2113 (rename_sese_parameters): New.
2114 * sese.h (rename_sese_parameters): Declared.
2116 2010-02-11 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/42998
2119 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2120 POINTER_PLUS_EXPR properly.
2122 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2123 Changpeng Fang <changpeng.fang@amd.com>
2126 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2127 the cost of an IV candidate when the IV is used in a test against zero.
2129 * gcc.dg/tree-ssa/ivopts-3.c: New.
2131 2010-02-11 Richard Guenther <rguenther@suse.de>
2134 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2135 pointer-vs-decl case by swapping refs. Handle some cases
2136 of pointer-vs-decl disambiguations more conservatively.
2137 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2138 to false after expanding.
2140 2010-02-11 Richard Guenther <rguenther@suse.de>
2143 * gcc.c (process_command): Handle LTO file@offset case more
2146 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2148 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2149 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2151 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2153 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2154 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2155 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2156 Optimize eq/ne comparisons when both arguments are known to be
2158 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2159 Don't mask operands unnecessarily if they are known to be already
2162 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2164 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2167 2010-02-10 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/43017
2170 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2171 for wrapping signed arithmetic.
2173 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2176 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2177 if no debug info should be emitted for it.
2179 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2181 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2182 note when flag_exceptions is set.
2184 2010-02-10 Duncan Sands <baldrick@free.fr>
2186 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2188 2010-02-10 Richard Guenther <rguenther@suse.de>
2191 * tree.c (get_unwidened): Handle constants.
2192 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2194 2010-02-10 Martin Jambor <mjambor@suse.cz>
2197 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2198 check for variable argument counts independently.
2200 2010-02-10 Christian Bruel <christian.bruel@st.com>
2203 * config/sh/sh.c (find_barrier): Increase length for non delayed
2204 conditional branches.
2206 2010-02-10 Christian Bruel <christian.bruel@st.com>
2208 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2210 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2212 * builtins.c (set_builtin_user_assembler_name): Also handle
2213 ffs if int is smaller than word.
2215 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2218 * ira-conflicts.c (get_dup): Remove.
2219 (process_reg_shuffles): Add new parameter. Use it as an
2220 additional guard for copy generation.
2221 (add_insn_allocno_copies): Rewrite.
2223 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2225 * common.opt (fsched2-use-traces): Preserved for backward
2227 * doc/invoke.texi: Remove the documentation about option
2228 -fsched2-use-traces.
2229 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2230 flag_sched2_use_traces.
2231 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2232 the backward compatibility flag section.
2234 2010-02-09 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/43008
2237 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2238 make HEAP variables initialized from global memory if they
2239 are not known builtin functions.
2240 (find_func_aliases): Adjust.
2242 2010-02-09 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/43000
2245 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2246 arithmetic manually.
2248 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2250 PR tree-optimization/42931
2251 * tree-loop-linear.c (try_interchange_loops): Don't call
2252 double_int_mul if estimated_loop_iterations failed.
2254 2010-02-08 Martin Jambor <mjambor@suse.cz>
2257 * tree-sra.c (build_accesses_from_assign): Do not mark in
2258 should_scalarize_away_bitmap if stmt has volatile ops.
2259 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2262 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2264 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2266 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2268 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2271 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2274 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2276 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2279 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2280 to unknown_dependence.
2281 (graphite_legal_transform_dr): Handle the unknown_dependence.
2282 (graphite_carried_dependence_level_k): Same.
2284 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2286 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2288 2010-02-07 Richard Guenther <rguenther@suse.de>
2291 * expr.c (get_inner_reference): Always initialize *pbitsize.
2293 2010-02-07 Richard Guenther <rguenther@suse.de>
2296 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2297 new ARRAY_REFs on variable size element or minimal index arrays.
2299 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2300 gimple_fold_indirect_ref.
2302 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2305 * arm.c (arm_override_options): Just return if the user has specified
2306 an invalid fpu name.
2308 2010-02-03 Jason Merrill <jason@redhat.com>
2311 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2312 i386_pe_maybe_record_exported_symbol.
2314 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2317 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2318 (pa_delegitimize_address): New function.
2320 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2322 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2323 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2325 2010-02-05 Richard Guenther <rguenther@suse.de>
2328 * lto-streamer-in.c (get_resolution): Deal with references
2329 to undefined functions.
2331 2010-02-05 Richard Guenther <rguenther@suse.de>
2333 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2334 (fold_const_aggregate_ref): Likewise.
2335 (ccp_fold_stmt): Substitute loads.
2336 (maybe_fold_reference): Verify types before substituting.
2338 (fold_gimple_assign): Unshare properly.
2339 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2341 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2343 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2344 for rs6000_gen_cell_microcode.
2346 2010-02-04 Richard Guenther <rguenther@suse.de>
2348 PR rtl-optimization/42952
2349 * dse.c (const_or_frame_p): Remove MEM handling.
2351 2010-02-04 Nick Clifton <nickc@redhat.com>
2353 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2354 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2355 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2356 (mn10300_asm_output_mi_thunk): New function.
2357 (mn10300_can_output_mu_thunk): New function.
2358 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2359 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2360 (FUNCTION_ARG): Delete incorrect comment.
2362 2010-02-03 Jason Merrill <jason@redhat.com>
2365 * fold-const.c (operand_equal_p): Handle erroneous types.
2367 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2369 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2371 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2373 PR rtl-optimization/42941
2374 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2377 2010-02-03 Jason Merrill <jason@redhat.com>
2380 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2382 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2385 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2386 (cselib_reset_table): Renamed from...
2387 (cselib_reset_table_with_next_value): ... this.
2388 (cselib_get_next_uid): Renamed from...
2389 (cselib_get_next_unknown_value): ... this.
2390 * cselib.c (next_uid): Renamed from...
2391 (next_unknown_value): ... this.
2392 (cselib_clear_table): Adjust.
2393 (cselib_reset_table): Adjust. Renamed from...
2394 (cselib_reset_table_with_next_value): ... this.
2395 (cselib_get_next_uid): Adjust. Renamed from...
2396 (cselib_get_next_unknown_value): ... this.
2397 (get_value_hash): Use hash.
2398 (cselib_hash_rtx): Likewise.
2399 (new_cselib_val): Adjust. Set and dump uid.
2400 (cselib_lookup_mem): Pass next_uid as hash.
2401 (cselib_subst_to_values): Likewise.
2402 (cselib_log_lookup): Dump uid.
2403 (cselib_lookup): Pass next_uid as hash. Adjust.
2404 (cselib_process_insn): Adjust.
2405 (cselib_init): Initialize next_uid.
2406 (cselib_finish): Adjust.
2407 (dump_cselib_table): Likewise.
2408 * dse.c (canon_address): Dump value uid.
2409 * print-rtl.c (print_rtx): Print value uid.
2410 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2412 (dv_uid): New function, sort of renamed from...
2413 (dv_htab_hash): ... this, reimplemented in terms of it and...
2414 (dv_uid2hash): ... this. New.
2415 (variable_htab_eq): Drop excess assertions.
2416 (tie_break_pointers): Removed.
2417 (canon_value_cmp): Compare uids.
2418 (variable_post_merge_New_vals): Print uids.
2419 (vt_add_function_parameters): Adjust.
2420 (vt_initialize): Reset table. Adjust.
2422 2010-02-03 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/42944
2425 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2426 (call_may_clobber_ref_p_1): Likewise. Properly handle
2427 malloc and calloc clobbering errno.
2429 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2431 * doc/invoke.texi: Fix name of sched1 dump.
2433 * opts.c (decode_options): Set flag_tree_switch_conversion
2434 only conditionally on optimize >= 2.
2436 * gcse.c: Assorted comment fixes in pass description.
2438 2010-02-03 Anthony Green <green@moxielogic.com>
2440 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2441 nop padding in order to maintain alignment of storage location of
2442 target function address.
2443 (moxie_trampoline_init): Store target function address at newly
2445 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2447 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2449 2010-02-03 Richard Guenther <rguenther@suse.de>
2452 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2454 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2456 * config.gcc: Reenable check for obsolete targets.
2457 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2458 mips-sgi-irix6.[0-4]*.
2460 2010-02-02 Nick Clifton <nickc@redhat.com>
2462 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2463 constant size of 4 as being the same as 0.
2464 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2465 can take values in the range 0..4.
2467 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2470 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2471 as _darwin10_Unwind_FindEnclosingFunction().
2472 * libgcc-libsystem.ver: New.
2474 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2477 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2478 implicitly set registers.
2480 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2482 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2483 (arm_override_options): Allow automatic selection of the thread
2484 pointer register if thumb2.
2485 (legitimize_pic_address): Improve code sequences for Thumb2.
2486 (arm_call_tls_get_addr): Likewise.
2487 (legitimize_tls_address): Likewise.
2488 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2489 (pic_load_addr_32bit): ... this. New named pattern.
2490 * thumb2.md (pic_load_addr_thumb2): Delete.
2491 (pic_load_dot_plus_four): Delete.
2492 (tls_load_dot_plus_four): New named pattern.
2494 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2497 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2498 Document fix for TLS bug.
2500 2010-01-31 Richard Guenther <rguenther@suse.de>
2502 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2503 conservatively correct.
2505 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2509 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2511 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2513 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2515 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2517 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2519 * config.gcc: Adjust order of makefile fragments for mingw targets.
2521 2010-01-31 Richard Guenther <rguenther@suse.de>
2524 * gimplify.c (gimplify_init_constructor): For volatile LHS
2525 initialize a temporary.
2527 2010-01-31 Matthias Klose <doko@ubuntu.com>
2529 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2531 * configure: Regenerate.
2533 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2535 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2536 the same alias set and their sizes different constantness.
2537 (aliasing_component_refs_p): Revert 2009-10-24 change.
2539 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2541 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2544 2010-01-29 Richard Guenther <rguenther@suse.de>
2546 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2547 Assert we successfully updated the call.
2549 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2551 PR rtl-optimization/42889
2552 * df.h (df_set_bb_dirty_nonlr): New prototype.
2553 * df-core.c (df_set_bb_dirty_nonlr): New function.
2554 * df-scan.c (df_insn_rescan): Call it instead of
2555 df_set_bb_dirty for DEBUG_INSNs.
2557 2010-01-29 Richard Guenther <rguenther@suse.de>
2560 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2561 quadratic behavior in most cases.
2563 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2566 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2567 in the call to gen_x86_movsicc_0_m1.
2569 2010-01-28 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/42871
2572 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2574 2010-01-28 Richard Guenther <rguenther@suse.de>
2576 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2577 into call arguments.
2579 2010-01-28 Richard Guenther <rguenther@suse.de>
2582 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2583 the forwarder if the destination is an EH landing pad.
2585 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2587 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2588 block list passed to gimple_duplicate_sese_tail.
2589 (parallelize_loops): Avoid parallelization when the function
2591 Avoid parallelization when the preheader is IRREDUCIBLE.
2592 Try to optimize when estimated_loop_iterations_int is unresolved.
2593 Add the loop's location to the dump file.
2594 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2595 (gimple_duplicate_sese_tail): Remove the check for the latch.
2596 Redirect nexits to the exit block.
2597 Remove handling of the incoming edges to the latch.
2598 Redirect the backedge from the copied latch to the exit bb.
2600 2010-01-28 Michael Matz <matz@suse.de>
2603 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2604 Wrap force_reg into a sequence, emit it before user.
2606 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2608 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2610 (arm_legacy_rev): Likewise.
2611 (thumb_legacy_rev): Likewise.
2613 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2615 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2616 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2617 on MEM's address failed, try avoid_constant_pool_reference and
2618 recurse if it returned something different.
2619 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2620 address, try avoid_constant_pool_reference and recurse if it
2621 returned something different.
2622 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2623 address and avoid_constant_pool_reference returned something
2624 different, don't set have_address.
2626 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2629 * var-tracking.c (val_store): Add modified argument, obey it.
2631 (count_uses): Move down logging of main.
2632 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2633 don't need resolution.
2634 (emit_notes_in_bb): Likewise.
2636 2010-01-27 Richard Guenther <rguenther@suse.de>
2639 * tree-inline.c (remap_decl): Delay remapping of SSA name
2640 default definitions until we need them.
2642 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2644 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2645 (rs6000_delegitimize_address): New function.
2647 * config/s390/s390.c (s390_delegitimize_address): Call
2648 delegitimize_mem_from_attrs.
2651 * tree-inline.c (cannot_copy_type_1): Removed.
2652 (copy_forbidden): Don't forbid copying of functions containing
2653 records/unions with variable length fields.
2655 2010-01-27 Christian Bruel <christian.bruel@st.com>
2659 * config/sh/sh.c (find_barrier): Increase length for non delayed
2660 conditional branches.
2662 2010-01-27 Matthias Klose <doko@ubuntu.com>
2664 * configure.ac (gnu-unique-object): Fix ldd version check.
2665 * configure: Regenerate.
2667 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2669 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2671 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2672 Test for HAVE_GNU_AS value.
2674 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2676 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2677 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2678 INT64_TYPE): Define.
2679 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2680 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2681 INT_LEAST64_TYPE): Define.
2682 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2683 UINT_LEAST64_TYPE): Define.
2684 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2685 INT_FAST64_TYPE): Define.
2686 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2687 UINT_FAST64_TYPE): Define.
2688 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2689 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2690 (SIG_ATOMIC_TYPE): Define.
2692 2010-01-26 Richard Guenther <rguenther@suse.de>
2694 * df-scan.c (df_scan_set_bb_info): Remove assert.
2695 (df_insn_rescan_debug_internal): Merge asserts.
2696 (df_install_ref): Likewise.
2697 (df_mark_reg): Use bitmap_set_range.
2698 (df_hard_reg_used_p): Remove assert.
2699 (df_hard_reg_used_count): Likewise.
2701 2010-01-26 Richard Guenther <rguenther@suse.de>
2703 PR rtl-optimization/42685
2704 * web.c (web_main): Ignore DEBUG_INSNs.
2706 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2708 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2710 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2711 Fix types of fndecl and arglist parameters.
2713 2010-01-26 Richard Guenther <rguenther@suse.de>
2716 * tree-eh.c (unsplit_eh): Skip debug insns.
2718 2010-01-26 Richard Guenther <rguenther@suse.de>
2720 PR tree-optimization/42250
2721 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2723 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2726 * omp-low.c (expand_omp_sections): Only use single_pred if
2727 l2_bb is single_pred_p.
2729 2010-01-25 Christian Bruel <christian.bruel@st.com>
2732 * config/sh/sh.c (find_barrier): Increase length for non delayed
2733 conditional branches.
2734 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2736 2010-01-24 David S. Miller <davem@davemloft.net>
2738 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2739 define if not using GAS.
2740 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2741 Likewise. Delete SECTION_MERGE code, which is only applicable
2744 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2747 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2748 mangling of va_list in system headers.
2750 2010-01-23 Toon Moene <toon@moene.org>
2752 * tree-predcom.c (combine_chains): Return NULL, not false.
2754 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2756 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2757 initialization of variable res to agree with return type.
2759 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2761 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2762 * tree-sra.c: Add include of expr.h.
2764 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2766 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2767 insert the debug stmt on the single non-EH edge from the stmt.
2769 2010-01-22 Richard Henderson <rth@redhat.com>
2772 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2773 the RHS until after generate_subtree_copies has insertted its
2774 code before the current statement.
2776 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2778 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2780 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2782 2010-01-21 Martin Jambor <mjambor@suse.cz>
2784 PR tree-optimization/42585
2785 * tree-sra.c (struct access): New field grp_total_scalarization.
2786 (dump_access): Dump the new field.
2787 (should_scalarize_away_bitmap): New variable.
2788 (cannot_scalarize_away_bitmap): Likewise.
2789 (sra_initialize): Allocate new bitmaps.
2790 (sra_deinitialize): Free new bitmaps.
2791 (create_access_1): New function.
2792 (create_access): Parts moved to create_access_1.
2793 (type_consists_of_records_p): New function.
2794 (completely_scalarize_record): Likewise.
2795 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2796 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2797 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2799 (analyze_all_variable_accesses): Completely scalarize small eligible
2802 2010-01-21 Martin Jambor <mjambor@suse.cz>
2804 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2806 2010-01-21 Andrew Haley <aph@redhat.com>
2808 * gcc.c (process_command): Move lang_specific_driver before
2809 setting cc_libexec_prefix.
2811 2010-01-21 Richard Guenther <rguenther@suse.de>
2814 * fold-const.c (negate_expr_p): Pretend only negative
2815 real constants are easily negatable.
2817 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2818 Jason Merrill <jason@redhat.com>
2820 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2821 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2822 * calls.c (initialize argument_information): Handle it.
2823 * c-common.c (handle_transparent_union_attribute): Use new name.
2824 * c-decl.c (finish_struct): Ditto.
2825 * c-typeck.c (type_lists_compatible_p): Ditto.
2826 (convert_for_assignment): Use new name and also handle record.
2827 * function.c (aggregate_value_p): Handle it.
2828 (pass_by_reference): Ditto.
2829 (assign_parm_data_types): Ditto.
2830 * print-tree.c (print_node): Ditto.
2831 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2832 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2833 * tree.c (first_field): New fn.
2835 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2838 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2839 even when linking statically, for now.
2841 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2844 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2845 without a cselib val.
2846 (count_uses): Accept MO_VAL_SET with no val on stores.
2847 (add_stores): Likewise.
2849 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2851 * var-tracking.c (check_value_val): Add a compile time assertion.
2852 (dv_is_decl_p): Simplify.
2853 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2854 gcc_assert if ENABLE_CHECKING.
2856 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2859 * var-tracking.c: Include tree-flow.h.
2860 (mem_dies_at_call): New.
2861 (dataflow_set_preserve_mem_locs): Use it.
2862 (dataflow_set_remove_mem_locs): Likewise.
2863 (dump_var): Renamed from dump_variable. Adjust all callers.
2864 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2865 * Makefile.in (var-tracking.o): Adjust deps.
2867 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2869 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2871 2010-01-20 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/42717
2874 * tree-ssa-dce.c (get_live_post_dom): Remove.
2875 (forward_edge_to_pdom): Take an arbitrary edge to copy
2876 degenerate PHI args from.
2877 (remove_dead_stmt): Use the first post-dominator even if it
2878 does not contain live statements as redirection destination.
2880 2010-01-20 Richard Guenther <rguenther@suse.de>
2882 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2884 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2886 * sel-sched.c (create_speculation_check): Remove set but not used
2888 (try_transformation_cache): Remove set but not used variable ds.
2889 (calculate_privileged_insns): Remove set but not used variables
2890 cur_insn and min_spec_insn.
2891 (find_best_expr): Remove set but not used variable avail_n.
2892 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2894 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2896 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2897 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2900 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2903 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2904 cpu types. Add support for *-sse3 cpu types.
2905 (x86_64-*-*): Ditto.
2907 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2910 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2911 argument, call initializer_constant_valid_p_1 instead of
2912 initializer_constant_valid_p, pass CACHE to it, return NULL
2913 immediately if first call returns NULL.
2914 (initializer_constant_valid_p_1): New function.
2915 (initializer_constant_valid_p): Use it.
2917 2010-01-20 Thomas Quinot <quinot@adacore.com>
2919 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2921 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2923 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2924 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2925 (loc_list_from_tree): Don't handle unsigned division. Handle
2926 signed modulo using DW_OP_{over,over,div,mul,minus}.
2927 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2928 modulo instead of signed.
2930 2010-01-20 DJ Delorie <dj@redhat.com>
2932 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2934 (h8300_emit_stack_adjustment): Propogate it.
2936 (h8300_expand_prologue): Likewise.
2937 (h8300_expand_epilogue): Likewise.
2939 2010-01-19 Michael Matz <matz@suse.de>
2941 PR tree-optimization/41783
2942 * tree-data-ref.c (toplevel): Include flags.h.
2943 (dump_data_dependence_relation): Also dump the inputs if the
2944 result will be unknown.
2945 (split_constant_offset_1): Look through some conversions.
2946 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2947 the offset from last element is too large.
2948 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2949 (reassociate_to_the_same_stmt): Handle vector registers.
2950 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2952 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2953 wide_prolog_niters argument, emit widening instructions.
2954 (vect_do_peeling_for_alignment): Adjust caller, use widened
2955 variant of the iteration cound.
2956 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2958 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2961 * config/arm/neon-testgen.m (emit_automatics): New parameter
2962 features. Adjust for Fixed_return_reg feature.
2963 (test_intrinsic): Call emit_automatics with new feature.
2964 * config/arm/neon.ml: Update copyright years.
2965 (features): New Fixed_return_reg feature.
2966 (ops): Update feature for Vget_low.
2968 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2970 PR tree-optimization/42719
2971 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2975 * fwprop.c (all_uses_available_at): Return false if def_set dest
2976 is a REG that is used in def_insn.
2978 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2980 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2982 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2985 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2987 * target.h (struct gcc_target) <secondary_reload>: Change type
2988 of last argument to secondary_reload_info *.
2990 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2993 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2994 memory references with unaligned offsets. Remove CQImode handling.
2995 (unaligned_memory_operand): Return 1 for memory references with
2996 unaligned offsets. Remove CQImode handling.
2998 2010-01-18 Richard Guenther <rguenther@suse.de>
3001 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3004 2010-01-18 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/42781
3007 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3008 restrict processing only if the original variable was artificial.
3010 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3012 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3013 find number of popped argument bytes.
3015 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3016 Fix the text that describes the return value for invalid insns.
3018 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3020 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3021 Clarify what 'cost of the -dependence' is. Fix quoting.
3023 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3024 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3026 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3028 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3029 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3031 2010-01-17 Richard Guenther <rguenther@suse.de>
3034 * function.c (split_complex_args): Take a VEC to modify.
3035 (assign_parms_augmented_arg_list): Build a VEC instead of
3036 a chain of PARM_DECLs.
3037 (assign_parms_unsplit_complex): Take a VEC of arguments.
3038 Do not fixup unmodified parms.
3039 (assign_parms): Deal with the VEC.
3040 (gimplify_parameters): Likewise.
3042 2010-01-17 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3045 node existence check.
3046 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3047 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3048 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3049 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3050 (gimple_execute_on_growing_pred): Likewise.
3052 2010-01-17 Richard Guenther <rguenther@suse.de>
3054 PR tree-optimization/42773
3055 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3056 (compute_antic_aux): Likewise.
3057 (compute_partial_antic_aux): Likewise.
3059 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3062 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3065 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3067 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3070 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3071 Fix markup for strict argument.
3073 (TARGET_SCHED_REORDER2): Fix argument types.
3075 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3076 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3078 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3079 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3081 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3084 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3085 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3086 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3087 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3088 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3090 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3092 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3094 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3095 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3097 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3099 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3102 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3104 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3105 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3107 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3109 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3111 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3112 referring to it. Fix language.
3114 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3116 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3118 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3120 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3122 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3123 '@var{stream}. Remove stray 'and'.
3125 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3127 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3129 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3131 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3132 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3134 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3135 Fix description of return value.
3136 Rename argument "sz" to "len."
3138 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3139 Clarify meaning of 'true' return value.
3141 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3143 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3144 rep_mode versus mode_rep.
3146 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3148 (TARGET_BUILTIN_DECL): Fix name.
3150 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3152 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3154 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3156 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3158 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3160 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3163 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3164 Rename argument tm_fn to md_fn.
3166 (TARGET_OPTION_PRINT): Fix argument list.
3168 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3171 * config/i386/i386.c (ix86_fixup_binary_operands):
3172 Revert FMA4 fixup of operands.
3174 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3177 * Makefile.in (write_entries_to_file, install-plugin):
3178 Use \012 instead of \n with tr.
3180 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3182 * configure.ac (HAVE_AS_REF): New C macro.
3183 * configure: Regenerate.
3184 * config.in: Likewise.
3185 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3187 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3190 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3192 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3194 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3196 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3198 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3200 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3202 (TARGET_BINDS_LOCAL_P): Fix argument type.
3204 (TARGET_ASM_FILE_END): Use prototype.
3206 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3208 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3210 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3212 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3214 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3215 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3217 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3218 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3220 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3221 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3222 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3223 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3225 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3227 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3229 (TARGET_INIT_BUILTINS): Use prototype.
3231 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3232 Put 'const char *' in braces. Fix parameter types.
3233 (TARGET_INVALID_CONVERSION): Fix parameter types.
3234 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3235 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3237 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3240 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3242 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3244 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3246 * doc/tm.texi (TARGET_HELP): Fix return type.
3248 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3249 in braces. Fix argument types.
3251 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3253 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3255 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3257 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3258 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3260 (TARGET_MANGLE_TYPE): Fix argument types.
3262 (TARGET_IRA_COVER_CLASSES): Use prototype.
3264 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3266 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3268 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3270 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3272 (TARGET_CALLEE_COPIES): Fix argument types.
3274 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3276 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3278 (TARGET_FUNCTION_VALUE): Fix argument types.
3280 (TARGET_RETURN_IN_MSB): Fix argument type.
3282 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3284 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3286 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3288 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3289 agree with return type.
3291 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3293 2010-01-15 Jing Yu <jingyu@google.com>
3295 PR rtl-optimization/42691
3296 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3297 a pseudo to a constant and are merged, and adjust comments.
3299 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3301 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3303 2010-01-15 Richard Guenther <rguenther@suse.de>
3306 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3307 labels of computed or non-local gotos to the destination.
3308 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3309 landing pad label is the first label.
3311 2010-01-15 Richard Guenther <rguenther@suse.de>
3313 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3315 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3318 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3319 to allow generation of the xssqrtdp instruction on power7.
3320 (sqrtdf2_fpr): Ditto.
3322 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3325 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3326 functions with noreturn attribute.
3329 * varasm.c (declare_weak): Add weak attribute to decl if it
3330 doesn't have one already.
3331 (assemble_external): Only add decls to weak_decls if they also
3332 have weak attribute.
3334 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3336 * var-tracking.c (var_reg_delete): Don't delete the association
3337 between REGs and values or one-part variables if the register
3340 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3343 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3344 because its first operand is a non-localized variable.
3346 2010-01-14 Martin Jambor <mjambor@suse.cz>
3348 PR tree-optimization/42706
3349 * tree-sra.c (encountered_recursive_call): New variable.
3350 (encountered_unchangable_recursive_call): Likewise.
3351 (sra_initialize): Initialize both new variables.
3352 (callsite_has_enough_arguments_p): New function.
3353 (scan_function): Call decl and flags check only for IPA-SRA, check
3354 whether there is a recursive call and whether it has enough arguments.
3355 (all_callers_have_enough_arguments_p): New function.
3356 (convert_callers): Look for recursive calls only when
3357 encountered_recursive_call is set.
3358 (ipa_early_sra): Bail out either if
3359 !all_callers_have_enough_arguments_p or
3360 encountered_unchangable_recursive_call.
3362 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3364 * sel-sched.c: Add 2010 to copyright years.
3365 * sel-sched-ir.c: Likewise.
3366 * sel-sched-ir.h: Likewise.
3368 2010-01-14 Martin Jambor <mjambor@suse.cz>
3370 PR tree-optimization/42714
3371 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3372 constructors specially.
3374 2010-01-14 Andi Kleen <ak@linux.intel.com>
3376 * config/i386/drivers-i386.c (detect_caches_intel):
3377 Add l2sizekb parameter and fill in.
3378 (host_detect_local_cpu): Add l2sizekb, fill in.
3379 Add Atom small cache heuristic.
3381 2010-01-14 Andi Kleen <ak@linux.intel.com>
3383 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3384 Add level3 parameter and fill in.
3385 (detect_caches_intel): Handle level3 cache.
3387 2010-01-14 Andi Kleen <ak@linux.intel.com>
3389 * config/i386/drivers-i386.c (host_detect_local_cpu):
3390 Fix core duo detection.
3392 2010-01-14 Andi Kleen <ak@linux.intel.com>
3394 * config/i386/drivers-i386.c (host_detect_local_cpu):
3397 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3399 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3400 (rs6000_variable_issue_1): this. Use...
3401 (rs6000_variable_issue): here. Reimplement. Print debug info.
3403 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3405 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3406 sel_restore_notes. Update all callers. Call reemit_notes
3409 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3411 PR rtl-optimization/42246
3412 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3415 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3417 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3418 all successors is the same as number of successors in current region.
3420 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3422 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3423 to rename is not separable. Otherwise check that its LHS is not NULL.
3425 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3427 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3429 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3431 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3432 available registers when failed to discover LHS register class.
3433 Fix indentation. Update comment.
3435 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3436 Alexander Monakov <amonakov@ispras.ru>
3438 PR rtl-optimization/42389
3439 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3441 (advance_state_on_fence): Likewise.
3442 (sel_target_adjust_priority): Print debug output only when
3443 sched_verbose >= 4, not 2.
3444 (get_expr_cost): Do not issue all unique insns on the next cycle.
3445 (fill_insns): Initialize can_issue_more from the value saved
3447 * sel-sched-ir.c (flist_add): New parameter issue_more.
3448 Init FENCE_ISSUE_MORE with it.
3449 (merge_fences): Likewise.
3450 (init_fences): Update call to flist_add.
3451 (add_to_fences, add_clean_fence_to_fences)
3452 (add_dirty_fence_to_fences): Likewise.
3453 (move_fence_to_fences): Update call to merge_fences.
3454 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3456 * sel-sched-ir.h (struct _fence): New field issue_more.
3457 (FENCE_ISSUE_MORE): New accessor macro.
3459 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3461 PR rtl-optimization/42388
3462 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3463 that have no predecessors nor successors. Do not call move_bb_info
3464 for empty blocks outside of current region.
3466 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3468 PR rtl-optimization/42294
3469 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3470 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3471 originators' originators.
3473 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3475 PR rtl-optimization/39453
3476 PR rtl-optimization/42246
3477 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3479 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3481 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3482 Alexander Monakov <amonakov@ispras.ru>
3485 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3486 (maybe_tidy_empty_bb): ... here. Make static. Add new
3487 argument. Update all callers.
3488 (tidy_control_flow): ... and here. Recompute topological order
3489 of basic blocks in region if necessary.
3490 (sel_redirect_edge_and_branch): Change return type. Return true
3491 if topological order might have been invalidated.
3492 (purge_empty_blocks): Export and move from...
3493 * sel-sched.c (purge_empty_blocks): ... here.
3494 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3495 (maybe_tidy_empty_bb): Delete prototype.
3496 (purge_empty_blocks): Declare.
3498 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3500 PR rtl-optimization/42249
3501 * sel-sched.c (try_replace_dest_reg): When chosen register
3502 and original register is the same, do not bail out early, but
3503 still check all original insns for validity of replacing destination
3504 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3507 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3510 Port from no-undefined-overflow branch:
3511 2009-03-09 Richard Guenther <rguenther@suse.de>
3513 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3515 2010-01-14 Richard Guenther <rguenther@suse.de>
3518 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3520 2010-01-14 Ira Rosen <irar@il.ibm.com>
3522 PR tree-optimization/42709
3523 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3524 as scalar type in creation of constant vector operand.
3526 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3529 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3530 (check-parallel-%): Match `testsuite' directory component only
3533 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3535 PR translation/39521
3536 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3539 2010-01-13 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/42730
3542 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3545 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3548 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3549 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3552 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3554 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3555 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3556 ___umulsi3_highpart.
3558 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3559 rather than schedule_insns if the pass is enabled.
3561 2010-01-13 Martin Jambor <mjambor@suse.cz>
3563 PR tree-optimization/42704
3564 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3567 2010-01-13 Martin Jambor <mjambor@suse.cz>
3569 PR tree-optimization/42703
3570 * tree-sra.c (analyze_access_subtree): Check that we can build a
3571 reference to the original data within the aggregate.
3573 2010-01-13 Richard Guenther <rguenther@suse.de>
3575 PR tree-optimization/42705
3576 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3578 2010-01-13 Richard Guenther <rguenther@suse.de>
3581 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3583 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3586 * var-tracking.c (values_to_unmark): New variable.
3587 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3588 values_to_unmark vector. Moved body to...
3589 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3590 instead queue it into values_to_unmark vector.
3591 (vt_find_locations): Free values_to_unmark vector.
3593 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3595 * config/s390/s390.c (override_options): Set
3596 default of max-pending-list-length to 256
3598 2010-01-13 Richard Guenther <rguenther@suse.de>
3601 * tree-pass.h (PROP_gimple_lcx): New.
3602 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3603 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3604 before the final cleanup_eh.
3605 (dump_properties): Dump PROP_gimple_lcx.
3606 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3607 (tree_lower_complex_O0): Remove.
3608 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3609 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3610 tree_lower_complex, schedule TODO_update_ssa.
3611 * lto-streamer-out.c (output_function): Stream the functions
3613 * lto-streamer-in.c (input_function): Likewise.
3614 (lto_read_body): Do not override them here.
3616 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3619 * c-typeck.c (build_c_cast): Fold value cast to union type before
3620 wrapping it in a CONSTRUCTOR.
3622 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3624 PR rtl-optimization/42699
3625 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3628 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3630 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3631 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3632 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3633 SUBTARGET_WARN_UNUSED_SPEC): ... here
3634 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3636 2010-01-12 Julian Brown <julian@codesourcery.com>
3638 * config/arm/neon-schedgen.ml (Utils): Don't try to
3639 open missing module.
3640 (find_with_result): New.
3642 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3645 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3646 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3648 PR tree-optimization/42645
3649 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3650 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3651 decl_map, set processing_debug_stmt to -1 and return name without
3654 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3656 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3657 binutils version, and reword target configuration description.
3659 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3661 * config/avr/avr.h (LINKER_NAME): Remove.
3663 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3666 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3667 that support VSX, warn for -mno-altivec if vsx is not disabled,
3670 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3671 Shujing Zhao <pearly.zhao@oracle.com>
3673 PR translation/42469
3674 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3675 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3676 character between option name and help text.
3677 * c.opt (imultilib): Likewise.
3679 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3681 * lto-streamer-out.c (output_unreferenced_globals): Output static
3684 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3686 PR rtl-optimization/42621
3687 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3688 optimizing for size.
3689 (duplicate_computed_gotos): Remove now-redundant check.
3691 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3694 * configure.ac: Save and restore LDFLAGS and LIBS
3695 * configure: Regenerate.
3697 2010-01-10 Richard Guenther <rguenther@suse.de>
3700 * builtins.c (fold_builtin_strlen): Add type argument and
3701 convert the resulting length to it.
3702 (fold_builtin_1): Adjust.
3704 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3706 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3707 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3709 (num_insns_constant_wide): Adjust for that change.
3711 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3714 * web.c (union_defs): Add used argument, to combine uses of
3716 (entry_register): Adjust type and tests of used argument.
3717 (web_main): Widen used for new use. Pass it to union_defs.
3718 * df.h (union_defs): Adjust prototype.
3720 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3723 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3724 uses in new incoming argument. Free body.
3725 (reset_debug_uses_in_loop): New.
3726 (analyze_insn_to_expand_var): Call the latter if the former found
3727 anything. Fix whitespace. Reject invalid dest overlaps before
3728 going through all insns in the loop.
3730 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3733 * haifa-sched.c (dying_use_p): Debug insns don't count.
3735 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3738 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3739 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3740 (verify_gimple_call): Reject LHS in noreturn calls.
3742 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3746 * tree-vect-loop-manip.c (adjust_info): New type.
3747 (adjust_vec): New pointer to vector.
3748 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3749 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3750 (slpeel_update_phis_for_duplicate_loop): Use them.
3751 (slpeel_update_phi_nodes_for_guard1): Likewise.
3752 (slpeel_update_phi_nodes_for_guard2): Likewise.
3753 (slpeel_tree_peel_loop_to_edge): Likewise.
3754 (vect_update_ivs_after_vectorizer): Likewise.
3756 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3758 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3759 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3761 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3763 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3764 bogus uninitialized warning.
3766 2010-01-09 Richard Guenther <rguenther@suse.de>
3769 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3770 the evolution is compatible with the initial condition.
3772 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3774 * gcc.c (process_command): Update copyright notice dates.
3775 * gcov.c (print_version): Likewise.
3776 * gcov-dump.c (print_version): Likewise.
3777 * mips-tfile.c (main): Likewise.
3778 * mips-tdump.c (main): Likewise.
3780 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3783 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3785 (rotlhi3_8): Delete.
3787 (rotlsi3_8): Delete.
3788 (rotlsi3_16): Delete.
3789 (rotlsi3_24): Delete.
3791 (*rotw<mode>3): New.
3792 (*rotb<mode>3): New.
3793 * config/avr/avr.c (avr_rotate_bytes): New function.
3794 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3796 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3799 * configure.ac: Modify -rdynamic check.
3800 * configure: Regenerate.
3802 2010-01-08 DJ Delorie <dj@redhat.com>
3804 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3805 register popping order.
3807 2010-01-08 Richard Guenther <rguenther@suse.de>
3810 * c.opt (fsigned-char): Also let LTO handle this option.
3811 (funsigned-char): Likewise.
3813 2010-01-07 Richard Guenther <rguenther@suse.de>
3815 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3816 (gimple_op): Likewise.
3817 (gimple_op_ptr): Likewise.
3818 (gimple_assign_set_lhs): Remove gcc_assert.
3819 (gimple_assign_set_rhs1): Likewise.
3820 (gimple_assign_set_rhs2): Likewise.
3821 (gimple_call_set_lhs): Likewise.
3822 (gimple_call_set_fn): Likewise.
3823 (gimple_call_set_fndecl): Likewise.
3824 (gimple_call_fndecl): Likewise.
3825 (gimple_call_return_type): Likewise.
3826 (gimple_call_set_chain): Likewise.
3827 (gimple_call_num_args): Likewise.
3828 (gimple_call_set_arg): Likewise.
3829 (gimple_cond_set_code): Likewise.
3830 (gimple_cond_set_lhs): Likewise.
3831 (gimple_cond_set_rhs): Likewise.
3832 (gimple_cond_set_true_label): Likewise.
3833 (gimple_cond_set_false_label): Likewise.
3834 (gimple_label_set_label): Likewise.
3835 (gimple_goto_set_dest): Likewise.
3836 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3837 (gimple_debug_bind_get_value): Likewise.
3838 (gimple_debug_bind_get_value_ptr): Likewise.
3839 (gimple_debug_bind_set_var): Likewise.
3840 (gimple_debug_bind_set_value): Likewise.
3841 (gimple_debug_bind_reset_value): Likewise.
3842 (gimple_debug_bind_has_value_p): Likewise.
3843 (gimple_return_retval_ptr): Remove gcc_assert.
3844 (gimple_return_retval): Likewise.
3845 (gimple_return_set_retval): Likewise.
3846 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3847 (safe_referenced_var_iterator): Remove.
3848 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3849 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3850 (fill_referenced_var_vec): Remove.
3851 (first_readonly_imm_use): Remove redundant gcc_assert.
3852 (phi_arg_index_from_use): Combine gcc_asserts.
3853 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3854 (first_imm_use_stmt): Remove redundant gcc_assert.
3855 * tree-cfg.c (verify_gimple_call): Verify function and chain
3856 operands. Verify arguments.
3857 (verify_types_in_gimple_stmt): Verify condition code and labels.
3859 2010-01-07 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/42641
3862 * sese.c (rename_map_elt_info): Use the SSA name version, do
3865 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3867 PR tree-optimization/42625
3868 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3869 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3871 2010-01-07 Duncan Sands <baldrick@free.fr>
3873 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3875 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3878 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3879 note itself is not function_invariant_p.
3881 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3883 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3884 Do not add the DF_NOTE problem.
3885 * store-motion.c (execute_rtl_store_motion): Likewise.
3887 2010-01-07 Martin Jambor <mjambor@suse.cz>
3889 PR tree-optimization/42157
3890 * tree-sra.c (compare_access_positions): Stabilize sort if both
3891 accesses have integer types, return zero immediately if they are the
3894 2010-01-06 Richard Henderson <rth@redhat.com>
3897 * haifa-sched.c (add_to_note_list): Merge into ...
3898 (concat_note_lists): ... here, and ...
3899 (unlink_other_notes, rm_other_notes): Merge into...
3900 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3901 NOTE_INSN_EPILOGUE_BEG.
3903 2010-01-06 Richard Guenther <rguenther@suse.de>
3905 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3906 not inline regular functions into always-inline functions.
3908 2010-01-06 Nick Clifton <nickc@redhat.com>
3910 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3911 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3913 (OVERRIDE_OPTIONS): Delete.
3914 (OPTIMIZATION_OPTIONS): Define.
3915 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3916 * config/rx/rx.c (rx_handle_option): Issue an error message if
3917 -mcpu=rx200 and -fpu are used together.
3918 (rx_set_optimization_options): New function. Issue an error
3919 message if an optimization attribute attempts to reset the FPU/
3920 math optimization pairing.
3921 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3922 * config/rx/rx.opt: Set the default to 32-bit doubles.
3923 * config/rx/t-rx: Add multilibs for -nofpu option.
3924 * doc/invoke.texi: Update documentation of RX options.
3926 2010-01-06 Richard Guenther <rguenther@suse.de>
3928 * tree-ssa-pre.c (name_to_id): New global.
3929 (alloc_expression_id): Simplify SSA name handling.
3930 (lookup_expression_id): Likewise.
3931 (init_pre): Zero name_to_id.
3932 (fini_pre): Free it.
3934 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3936 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3938 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3941 * config/i386/sse.md (smaxv2di3): New.
3942 (umaxv2di3): Likewise.
3943 (sminv2di3): Likewise.
3944 (uminv2di3): Likewise.
3946 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3949 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3950 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3951 (legitimize_tls_address): Likewise.
3952 (sparc_tls_referenced_p): Likewise.
3953 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3954 and adjust calls to legitimize_pic_address.
3955 (legitimate_constant_p) Use sparc_tls_referenced_p.
3956 (legitimate_pic_operand_p): Likewise.
3957 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3958 (sparc_tls_symbol_ref_1): Delete.
3959 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3960 (legitimize_tls_address): Make static, handle CONST patterns.
3961 (legitimize_pic_address): Make static, remove unused parameter and
3962 adjust recursive calls.
3963 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3964 and adjust call to legitimize_pic_address.
3965 (sparc_output_mi_thunk): Likewise.
3967 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3968 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3972 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3973 operands to make them signed.
3976 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3980 GTU to GT for V4SI and V2DI.
3982 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3983 (umin<mode>3): Removed.
3985 (uminv4si3): Likewise.
3987 2010-01-05 Martin Jambor <mjambor@suse.cz>
3989 PR tree-optimization/42462
3990 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3991 current_function_decl to helper functions and macros.
3993 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3996 * flags.h: Don't include real.h.
3997 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3998 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3999 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4000 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4001 * dominance.c: Update copyright.
4002 * gimple.c (walk_gimple_op): Remove inline.
4003 * tree-ssa-reassoc.c: Include real.h.
4004 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4005 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4007 2010-01-05 Nick Clifton <nickc@redhat.com>
4009 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4010 register to push into the stack frame when the accumulator has to
4011 be saved during interrupts.
4013 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4015 * doc/invoke.texi: Remove the documentation about option
4017 * common.opt (Wunreachable-code): Preserved for backward
4019 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4020 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4021 the backward compatibility flag section.
4023 2010-01-05 Richard Guenther <rguenther@suse.de>
4025 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4027 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4030 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4032 PR tree-optimization/42508
4033 * tree-sra.c (convert_callers): Check for recursive call
4034 by comparing cgraph nodes instead of decls.
4035 (modify_function): Call ipa_modify_formal_parameters also
4036 on all same_body aliases.
4038 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4039 cgraph nodes when checking for same_body aliases.
4041 2010-01-05 Richard Guenther <rguenther@suse.de>
4043 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4044 allocation and lookup.
4045 (get_or_alloc_expr_for_constant): Likewise.
4046 (phi_translate): Sink allocation.
4048 2010-01-04 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4051 a new entry only if needed.
4052 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4053 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4055 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4057 (phi_translate): Handle CONSTANTs early.
4059 2010-01-04 Martin Jambor <mjambor@suse.cz>
4061 PR tree-optimization/42398
4062 * tree-sra.c (struct access): Removed flag grp_different_types.
4063 (dump_access): Do not dump the removed flag.
4064 (sort_and_splice_var_accesses): Do not set the removed flag.
4065 (sra_modify_expr): Check for type compatibility directly.
4067 2010-01-04 Martin Jambor <mjambor@suse.cz>
4069 PR tree-optimization/42366
4070 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4071 edges with variable number of parameters.
4072 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4073 flag instead of asserting it.
4074 (ipa_read_node_info): Read uses_analysis_done flag.
4076 2010-01-04 Richard Guenther <rguenther@suse.de>
4078 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4079 iterative_hash_* as intended.
4080 (vn_reference_compute_hash): Likewise. Simplify hashing
4082 (vn_reference_lookup_2): Likewise.
4083 (vn_nary_op_compute_hash): Likewise.
4084 (vn_phi_compute_hash): Likewise.
4085 (expressions_equal_p): Remove strange code.
4086 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4087 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4088 (bitmap_insert_into_set_1): Take value-id as parameter.
4089 (add_to_value): Pass it.
4090 (bitmap_insert_into_set): Likewise.
4091 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4093 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4096 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4097 (do_self_spec): For switches with SWITCH_IGNORE set set also
4098 SWITCH_IGNORE_PERMANENTLY.
4099 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4102 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4104 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4105 tree of an unreferenced global var.
4107 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4110 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4111 GTU to GT for V4SI and V2DI.
4113 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4114 (umin<mode>3): Removed.
4116 (uminv4si3): Likewise.
4118 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4121 * collect2.c (main): Turn on trace in collect2 if -v is passed
4124 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4126 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4127 description of expression operand.
4129 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4131 * configure.ac: Add install-html to target_list for Make-hooks.
4132 * configure: Regenerate.
4133 * fortran/Make-lang.in (F95_HTMLFILES): New.
4134 (fortran.html): Use it.
4135 (fortran.install-html): New.
4136 * Makefile.in (install-html): Add lang.install-html.
4137 * java/Make-lang.in (JAVA_HTMLFILES): New.
4138 (java.html): Use it.
4139 (java.install-html): New.
4140 * objc/Make-lang.in (objc.install-html): New.
4141 * objcp/Make-lang.in (obj-c++.install-html): New.
4142 * cp/Make-lang.in (c++.install-html): New.
4143 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4144 * lto/Make-lang.in (lto.install-html): New.
4146 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4149 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4151 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4153 PR rtl-optimization/41862
4154 * store-motion.c (store_killed_in_insn, compute_store_table,
4155 remove_reachable_equiv_notes, replace_store_insn,
4156 build_store_vectors): Ignore all DEBUG_INSNs.
4158 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4161 * common.opt: Add dumpdir.
4163 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4165 (option_map): Add --dumpdir.
4167 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4169 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4171 * opts.c (decode_options): Try dump_dir_name first if
4172 dump_base_name isn't an absolute path.
4173 (common_handle_option): Handle OPT_dumpdir.
4175 * toplev.c (dump_dir_name): New.
4176 (print_switch_values): Also ignore -dumpdir.
4178 * toplev.h (dump_dir_name): New.
4180 2010-01-03 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/42589
4183 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4184 double-word expansion of bswap32.
4186 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4188 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4189 with BLOCK_FOR_INSN.
4190 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4191 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4192 noce_process_if_block): Likewise.
4193 * gcse.c (compute_local_properties, insert_expr_in_table,
4194 insert_set_in_table, canon_list_insert, find_avail_set,
4195 pre_insert_copy_insn): Likewise.
4197 * basic-block.h (BLOCK_NUM): Move from here...
4198 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4200 2010-01-03 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/42438
4203 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4204 contains_may_not_return_call flag.
4205 (BB_MAY_NOTRETURN): New.
4206 (valid_in_sets): Trapping nary operations are not valid
4207 in blocks that may not return.
4208 (insert_into_preds_of_block): Remove check for trapping expressions.
4209 (compute_avail): Compute also BB_MAY_NOTRETURN.
4211 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4213 * doc/invoke.texi: Add 2010 to copyright years.
4215 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4217 * config/sparc/sparc.c: Fix formatting nits.
4219 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4220 Alexander Monakov <amonakov@ispras.ru>
4222 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4224 2010-01-02 Richard Guenther <rguenther@suse.de>
4227 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4228 (simplify_switch_using_ranges): Mark to be removed edges
4231 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4233 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4235 * collect2.c (scan_libraries): Add missing argument in call to
4238 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4241 * config/alpha/predicates.md (aligned_memory_operand): Return false
4243 (unaligned_memory_operand): Return true for CQImode.
4244 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4245 doesn not cross aligned SImode word boundary.
4247 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4249 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4251 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4252 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4254 2010-01-02 Richard Guenther <rguenther@suse.de>
4257 * toplev.c (compile_file): Emit LTO marker properly. Change
4259 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4261 2010-01-01 Richard Guenther <rguenther@suse.de>
4264 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4266 2010-01-01 Richard Guenther <rguenther@suse.de>
4269 * c-decl.c (grokdeclarator): For zero-size arrays force
4270 structural equality checks as layout_type does.
4272 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4274 * builtins.c: Update copyright to 2010.
4276 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4279 * lto-streamer-out.c (produce_asm): Revert the last change.
4280 (copy_function): Likewise.
4282 * lto-streamer.c (lto_get_section_name): Skip any leading
4285 2010-01-01 Richard Guenther <rguenther@suse.de>
4288 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4292 Copyright (C) 2010 Free Software Foundation, Inc.
4294 Copying and distribution of this file, with or without modification,
4295 are permitted in any medium without royalty provided the copyright
4296 notice and this notice are preserved.