1 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4 * target.h (struct gcc_target): Add code_end hook.
5 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
8 * toplev.c (compile_file): Call targetm.asm_out.code_end
9 hook before unwind info/debug info output.
10 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
11 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
12 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
13 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
14 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
15 * config/i386/i386.c (ix86_file_end): Renamed to...
16 (ix86_code_end): ... this. Make static. Don't call
17 file_end_indicate_exec_stack. Emit unwind info using
18 final_start_function/final_end_function.
19 (darwin_x86_file_end): Remove.
20 (TARGET_ASM_CODE_END): Define.
21 * config/i386/i386.h (TARGET_ASM_FILE_END,
22 NEED_INDICATE_EXEC_STACK): Don't define.
23 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
24 (TARGET_ASM_FILE_END): Define to darwin_file_end.
25 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
26 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
29 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
30 at the beginning and final_end_function at the end.
31 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
33 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
36 and Sun as TLS syntax.
37 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
38 * configure: Regenerate.
39 * config.in: Regenerate.
40 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
41 (default_elf_asm_named_section): Use it.
42 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
43 (i386_output_dwarf_dtprel): Likewise.
44 (output_addr_const_extra): Likewise.
45 (output_pic_addr_const): Lowercase @GOTTPOFF.
46 (output_addr_const_extra): Likewise.
47 (output_pic_addr_const): Lowercase @GOTNTPOFF.
48 (output_addr_const_extra): Likewise.
49 (output_pic_addr_const): Lowercase @INDNTPOFF.
50 (output_addr_const_extra): Likewise.
51 (output_pic_addr_const): Lowercase @NTPOFF.
52 (output_addr_const_extra): Likewise.
53 (output_pic_addr_const): Lowercase @TPOFF.
54 (output_addr_const_extra): Likewise.
55 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
57 (*tls_global_dynamic_64): Likewise.
58 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
59 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
61 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
62 (ASM_OUTPUT_TLS_COMMON): Use it.
63 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
66 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
68 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
69 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
70 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
71 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
72 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
74 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
76 * config/i386/i386.c (override_options): Don't accept
77 -mtls-dialect=sun any longer.
78 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
79 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
80 (*tls_local_dynamic_base_32_sun): Likewise.
81 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
83 2010-03-24 Jakub Jelinek <jakub@redhat.com>
86 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
87 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
90 * ira.c (adjust_cleared_regs): New function.
91 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
95 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
97 * expr.c (expand_expr_real): Restore previous
98 curr_insn_source_location and curr_insn_block after
99 expand_expr_real_1 call.
100 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
101 instead of expand_expr_real_1.
103 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
105 PR rtl-optimization/43413
106 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
109 2010-03-22 James E. Wilson <wilson@codesourcery.com>
112 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
113 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
115 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
117 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
120 2010-03-22 Mike Stump <mikestump@comcast.net>
123 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
124 Don't overly align based upon packed packed fields.
126 2010-03-22 Jason Merrill <jason@redhat.com>
128 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
129 Use () rather than [], and move before the element type.
131 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
133 * doc/configfiles.texi (Configuration Files): Removed
134 fixinc/Makefile*, intl/Makefile.*.
135 * doc/makefile.texi: Fixed markup.
136 Abstract from version control system used.
137 (Makefile): Removed obsolete gcc/java/parse.y example.
138 * doc/sourcebuild.texi: Likewise.
139 (Top Level): Added config, gnattools, libdecnumber, libgcc,
142 (Miscellaneous Docs): Clarify location.
143 Added COPYING3, COPYING3.LIB.
144 (Front End Directory): Moved Make-lang.in entry to new
147 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
150 * config/i386/i386.c (x86_function_profiler)
151 [!NO_PROFILE_COUNTERS]: Fix typo.
152 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
155 2010-03-22 Janis Johnson <janis187@us.ibm.com>
156 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
158 * doc/sourcebuild.texi (Test Directives): Split into six
159 subsections, with most of the current text in new subsections
160 Directives, Selectors, and Final Actions.
161 (Directives): Split list of test directives into multiple
163 (Selectors): Describe use and syntax of selectors.
164 (Effective-Target Keywords): Describe all existing keywords.
165 (Add Options): Describe features for dg-add-options.
166 (Require Support): Describe variants of dg-require-support.
167 (Final Actions): Describe commands to use in dg-final.
169 2010-03-22 Michael Matz <matz@suse.de>
172 * recog.c (validate_replace_rtx_group): Replace also in
173 REG_EQUAL and REG_EQUIV notes.
175 2010-03-22 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/43390
178 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
179 sure vector extracts are type correct.
181 2010-03-22 Richard Guenther <rguenther@suse.de>
184 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
185 x * sqrt (x) even when optimizing for size if the target
186 has native support for sqrt.
188 2010-03-22 Jakub Jelinek <jakub@redhat.com>
190 * varasm.c (make_decl_rtl_for_debug): Also clear
191 flag_mudflap for the duration of make_decl_rtl call.
194 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
195 locs from preserved VALUEs.
197 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
200 * pa.md (movmemsi): Set align to one if zero.
201 (movmemdi): Likewise.
203 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
206 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
207 with their corresponding prologue pushes.
209 2010-03-20 Andrew Pinski <pinskia@gmail.com>
212 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
213 at the begining or end.
214 (spu_expand_epilogue): Likewise.
216 2010-03-20 Richard Guenther <rguenther@suse.de>
218 PR rtl-optimization/43438
219 * combine.c (make_extraction): Properly zero-/sign-extend an
220 extraction of the low part of a CONST_INT. Also handle
223 2010-03-19 Mike Stump <mikestump@comcast.net>
225 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
226 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
227 (override_options): Use SUBTARGET32_DEFAULT_CPU.
229 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
232 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
235 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
237 PR rtl-optimization/42258
238 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
239 use that may match DEF.
242 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
243 the cost of loading the constant rather than assuming
245 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
246 outer code is AND, do the same tests as the andsi3 expander and
247 return COSTS_N_INSNS (1) if and is cheap.
249 * optabs.c (avoid_expensive_constant): Fix formatting.
251 2010-03-19 Michael Matz <matz@suse.de>
254 * attribs.c (decl_attributes): When rebuilding a function pointer
255 type use the same qualifiers as the original pointer type.
257 2010-03-19 Martin Jambor <mjambor@suse.cz>
259 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
260 and is_gimple_ip_invariant_address.
262 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
265 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
267 * config/arm/arm.c (arm_override_options): Turn off
268 flag_dwarf2_cfi_asm for AAPCS variants.
270 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
273 * config/arm/arm.c (emit_multi_reg_push): Update comments.
274 Use PRE_MODIFY instead of PRE_DEC.
275 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
276 (vfp_emit_fstmd): Likewise.
278 2010-03-19 Michael Matz <matz@suse.de>
281 * builtins.c (expand_builtin_interclass_mathfn,
282 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
285 2010-03-19 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/43415
288 * tree-ssa-pre.c (phi_translate): Split out worker to ...
289 (phi_translate_1): ... this.
290 (phi_translate): Move all caching here. Cache all NARY
291 and REFERENCE translations.
293 2010-03-19 David S. Miller <davem@davemloft.net>
295 With help from Eric Botcazou.
296 * config/sparc/sparc.c: Include dwarf2out.h.
297 (emit_pic_helper): Delete.
298 (pic_helper_symbol_name): Delete.
299 (pic_helper_emitted_p): Delete.
300 (pic_helper_needed): New.
301 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
302 (get_pc_thunk_name): New.
303 (load_pic_register): Remove 'delay_pic_helper' arg. Use
304 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
305 Set pic_helper_needed to true. Don't call emit_pic_helper.
306 (sparc_expand_prologue): Update load_pic_register call.
307 (sparc_output_mi_thunk): Likewise.
308 (sparc_file_end): Emit a hidden comdat symbol for the PIC
309 thunk if possible. Output CFI information as needed.
311 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
312 Jack Howarth <howarth@bromo.med.uc.edu>
315 * config/i386/i386.h: Fix ABI on darwin x86-32.
317 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
319 * tree.h: Declare make_decl_rtl_for_debug.
320 * varasm.c (make_decl_rtl_for_debug): New.
321 * dwarf2out.c (rtl_for_decl_location): Call it.
322 * cfgexpand.c (expand_debug_expr): Call it.
324 2010-03-18 Jakub Jelinek <jakub@redhat.com>
327 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
331 * var-tracking.c (vt_init_cfa_base): Do nothing if
332 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
335 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
338 * var-tracking.c (canonicalize_vars_star): New.
339 (dataflow_post_merge_adjust): Use it.
341 2010-03-18 Jakub Jelinek <jakub@redhat.com>
344 * var-tracking.c (non_suitable_const): New function.
345 (add_uses): For DEBUG_INSNs with constants, don't record any
346 value, instead just the constant value itself.
347 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
348 is not VAR_LOC_UNKNOWN_P, set var to the constant.
349 (emit_notes_in_bb): Likewise.
350 (emit_note_insn_var_location): For onepart variables if
351 cur_loc is a VOIDmode constant, use DECL_MODE.
353 2010-03-18 Martin Jambor <mjambor@suse.cz>
356 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
357 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
358 all non-clones. Moved call redirection...
359 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
361 (cgraph_materialize_all_clones): Dispose of all
362 combined_args_to_skip bitmaps.
363 (verify_cgraph_node): Do not check for edges pointing to wrong
364 nodes in inline clones.
365 * tree-inline.c (copy_bb): Call
366 cgraph_redirect_edge_call_stmt_to_callee.
367 * ipa.c (cgraph_remove_unreachable_nodes): Call
368 cgraph_node_remove_callees even when there are used clones.
370 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
372 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
374 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
377 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
380 2010-03-18 Michael Matz <matz@suse.de>
383 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
384 into sqrt(x) if we need to preserve signed zeros.
386 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
387 Eric Botcazou <ebotcazou@adacore.com>
389 PR rtl-optimization/43360
390 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
391 note if we don't know its invariant status.
393 2010-03-18 Michael Matz <matz@suse.de>
395 PR tree-optimization/43402
396 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
397 PHI chains of ssa names registered for update.
399 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
402 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
403 non-offsettable and pre_modify update addressing.
404 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
405 and "2" alternatives "#".
406 (*movdd_softfloat32): Make all alternatives "#";
407 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
408 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
409 (*movdf_softfloat32): Make all alternatives "#";
410 (movdi): Use the new DIFD mode iterator to create a common splitter
411 for movdi, movdf and movdd patterns.
413 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
415 * common.opt (dumpdir): Remove redundant tab.
417 2010-03-17 Martin Jambor <mjambor@suse.cz>
419 PR tree-optimization/43347
420 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
421 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
423 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
425 PR rtl-optimization/42216
426 * regrename.c (create_new_chain): New function, broken out from...
427 (scan_rtx_reg): ... here. Call it. Handle the case where we are
428 appending a use to an empty chain.
429 (build_def_use): Remove previous changes that convert OP_INOUT to
430 OP_OUT operands; instead detect the case where an OP_INOUT operand
431 uses a previously untracked register and create an empty chain for
434 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
436 * doc/extend.texi (Function Attributes): Rewrite unfinished
437 sentence in ms_abi documentation.
439 2010-03-17 Alan Modra <amodra@gmail.com>
441 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
442 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
443 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
444 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
446 2010-03-16 Richard Henderson <rth@redhat.com>
449 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
450 (lower_try_finally): Save and restore eh_seq around the expansion
453 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
455 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
456 statements before splitting block.
458 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
460 * doc/sourcebuild.texi (Testsuites): Fix markup.
461 Use pathnames relative to gcc/testsuite.
462 (Test Directives): Move description of how timeout is determined.
463 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
464 (C Tests): Correct gcc.misc-tests directory.
465 Framework tests now live in gcc.test-framework.
467 2010-03-16 Richard Guenther <rguenther@suse.de>
470 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
471 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
474 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
475 Alexandre Oliva <aoliva@redhat.com>
477 PR tree-optimization/42917
478 * lambda-code.c (remove_iv): Skip debug statements.
479 (lambda_loopnest_to_gcc_loopnest): Likewise.
480 (not_interesting_stmt): Debug statements are not interesting.
482 2010-03-16 Jakub Jelinek <jakub@redhat.com>
486 * cselib.c (cselib_preserve_constants,
487 cfa_base_preserved_val): New static variables.
488 (preserve_only_constants): New function.
489 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
490 clear its REG_VALUES. If cselib_preserve_constants, don't
491 empty the whole hash table, but preserve there VALUEs with constants,
492 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
493 (cselib_preserve_cfa_base_value): New function.
494 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
495 (cselib_init): Change argument to int bitfield. Set
496 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
498 (cselib_finish): Clear cselib_preserve_constants and
499 cfa_base_preserved_val.
500 * cselib.h (enum cselib_record_what): New enum.
501 (cselib_init): Change argument to int.
502 (cselib_preserve_cfa_base_value): New prototype.
503 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
504 * dse.c (dse_step1): Likewise.
505 * cfgcleanup.c (thread_jump): Likewise.
506 * sched-deps.c (sched_analyze): Likewise.
507 * gcse.c (local_cprop_pass): Likewise.
508 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
509 If FN is non-NULL, call the callback always and whenever it returns
510 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
511 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
512 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
513 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
514 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
515 * var-tracking.c: Include recog.h.
516 (bb_stack_adjust_offset): Remove.
517 (vt_stack_adjustments): Don't call it, instead just gather the
518 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
519 (adjust_stack_reference): Remove.
520 (compute_cfa_pointer): New function.
521 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
522 (struct adjust_mem_data): New type.
523 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
525 (get_address_mode): New function.
526 (replace_expr_with_values): Use it.
527 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
528 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
529 (adjust_sets): Remove.
530 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
531 Use get_address_mode.
532 (get_adjusted_src): Remove.
533 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
534 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
535 (add_with_sets): Don't call adjust_sets.
536 (fp_setter, vt_init_cfa_base): New functions.
537 (vt_initialize): Change return type to bool. Move most of pool etc.
538 initialization to the beginning of the function from end. Pass
539 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
540 If !frame_pointer_needed, call vt_stack_adjustment before mos
541 vector is filled, call vt_init_cfa_base if argp/framep has been
542 eliminated to sp. If frame_pointer_needed and argp/framep has
543 been eliminated to hard frame pointer, set
544 hard_frame_pointer_adjustment and call vt_init_cfa_base after
545 encountering fp setter in the prologue. For MO_ADJUST, call
546 log_op_type before pusing the op into mos vector, not afterwards.
547 Call adjust_insn before cselib_process_insn/add_with_sets,
548 call cancel_changes (0) afterwards.
549 (variable_tracking_main_1): Adjust for vt_initialize calling
550 vt_stack_adjustments and returning whether it succeeded or not.
552 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
554 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
557 2010-03-15 Jakub Jelinek <jakub@redhat.com>
559 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
561 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
562 drap_reg has not been set.
564 2010-03-15 Michael Matz <matz@suse.de>
567 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
568 use it to expand block copies.
569 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
570 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
571 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
573 2010-03-15 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/43367
576 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
579 2010-03-15 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/43317
582 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
584 2010-03-15 Martin Jambor <mjambor@suse.cz>
586 PR tree-optimization/43141
587 * tree-sra.c (create_abstract_origin): New function.
588 (modify_function): Call create_abstract_origin.
590 2010-03-15 Chris Demetriou <cgd@google.com>
592 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
595 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
598 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
599 call insert_out_of_ssa_copy for default definitions.
601 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
603 * graphite-clast-to-gimple.c (my_long_long): Defined.
604 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
605 * graphite-sese-to-poly.c (my_long_long): Defined.
606 (scop_ivs_can_be_represented): Use it.
608 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
610 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
611 graphite-max-bbs-per-function, and loop-block-tile-size.
612 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
614 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
616 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
618 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
620 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
621 (add_upper_bounds_from_estimated_nit): New.
622 (build_loop_iteration_domains): Use it.
624 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
626 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
628 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
631 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
632 should be an INTEGER_CST. Also handle CASE_CONVERT.
634 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
636 * graphite.c (graphite_initialize): To bound the number of bbs per
637 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
638 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
639 * doc/invoke.texi: Document it.
641 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
643 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
644 * graphite-sese-to-poly.h (build_poly_scop): Same.
646 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
648 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
649 the number of parameters in the scop. Use as an upper bound
650 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
651 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
652 * doc/invoke.texi: Document it.
654 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
656 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
657 * doc/c-tree.texi: Remove.
658 * doc/generic.texi: Merge c-tree.texi here.
659 * doc/gccint.texi (Trees): Remove menu entry.
660 (c-tree.texi): Remove @include.
661 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
662 * doc/languages.texi (Reading RTL): Ditto.
664 2010-03-12 Steve Ellcey <sje@cup.hp.com>
667 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
669 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
672 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
673 code added to work around reload clobbering CONST insns.
675 2010-03-12 Jakub Jelinek <jakub@redhat.com>
677 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
678 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
679 (cselib_preserve_only_values): Remove retain argument, don't
680 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
681 * cselib.h (cselib_preserve_only_values): Remove retain argument.
682 * var-tracking.c (micro_operation): Move insn field before union.
683 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
684 (struct variable_tracking_info_def): Remove n_mos field, change
685 mos into a vector of micro_operations.
686 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
687 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
688 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
689 changing into a vector.
690 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
691 come before all other uops generated by add_stores.
692 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
694 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
695 a vector. Run just one pass over the bbs instead of separate counting
696 and computation phase.
697 (vt_finalize): Free VTI (bb)->mos vector instead of array.
700 * tree-inline.c (remap_decls): Put old_var rather than origin_var
701 into *nonlocalized_list vector.
702 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
703 even if origin is non-NULL.
704 (gen_variable_die): Likewise.
705 (process_scope_var): Don't change origin.
706 (gen_decl_die): Likewise.
707 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
708 before adding new edges instead of after it, fix moving over
711 2010-03-11 David S. Miller <davem@davemloft.net>
713 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
715 * configure: Rebuild.
717 2010-03-11 Martin Jambor <mjambor@suse.cz>
719 PR tree-optimization/43257
720 * tree.c (assign_assembler_name_if_neeeded): New function.
721 (free_lang_data_in_cgraph): Assembler name assignment moved to the
723 * tree.h (assign_assembler_name_if_neeeded): Declare.
724 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
725 the function if needed.
727 2010-03-11 Chris Demetriou <cgd@google.com>
729 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
730 include/stdint-gcc.h, and include/stdint.h world-readable.
732 2010-03-11 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/43255
735 * tree-vrp.c (process_assert_insertions_for): Do not insert
736 asserts for trivial conditions.
738 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
740 PR tree-optimization/43280
741 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
742 generation. Move calculation of size out of the if branch.
743 (find_bswap): Modify compare number generation.
745 2010-03-11 Richard Guenther <rguenther@suse.de>
748 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
749 (input_gimple_stmt): Fixup handled component types during
750 operand read. Also fix up decls in ADDR_EXPRs.
752 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
754 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
755 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
757 2010-03-10 Jan Hubicka <jh@suse.cz>
760 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
761 * varasm.c (get_variable_section): Don't do that here...
762 (make_decl_rtl): ... and here.
763 (do_assemble_alias): Produce decl RTL.
764 (assemble_alias): Likewise.
766 2010-03-10 Jakub Jelinek <jakub@redhat.com>
769 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
770 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
772 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
773 (based_loc_descr): Only express drap or vdrap regno based expressions
774 using DW_OP_fbreg when not optimizing.
775 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
776 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
777 REG_CFA_SET_VDRAP note.
779 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
781 PR tree-optimization/43236
782 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
783 error in calculation of base address in reverse iteration case.
784 (generate_builtin): Take number of latch executions if the statement
787 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
790 * tree-eh.c: Include pointer-set.h.
791 (lower_eh_dispatch): Filter out duplicate case labels and
792 remove the unneeded edge when the label is unused. Return
793 true when some edges are removed.
794 (execute_lower_eh_dispatch): When any lowering resulted in
795 removing an edge, also delete unreachable blocks.
797 2010-03-10 Jakub Jelinek <jakub@redhat.com>
800 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
801 UNSPEC_MACHOPIC_OFFSET.
803 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
806 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
807 (m68k_delegitimize_address): New function.
809 2010-03-09 Jakub Jelinek <jakub@redhat.com>
812 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
815 * var-tracking.c (adjust_sets): New function.
816 (count_with_sets, add_with_sets): Use it.
817 (get_adjusted_src): New inline function.
818 (add_stores): Use it.
821 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
822 call cselib_dummy_expand_value_rtx_cb instead of
823 cselib_expand_value_rtx_cb.
826 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
827 * config/i386/i386.c: Include debug.h and dwarf2out.h.
828 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
829 and .cfi_endproc around the pic thunks.
830 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
831 all queued unwind info register saves are saved before the call.
832 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
833 considered as sp-=4 for unwind info and the pop as sp+=4 which
834 also clobbers dest, but doesn't actually restore it.
837 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
840 2010-03-09 Jie Zhang <jie@codesourcery.com>
842 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
843 whitespaces in output template.
845 2010-03-09 Jie Zhang <jie@codesourcery.com>
847 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
850 2010-03-08 Jakub Jelinek <jakub@redhat.com>
852 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
853 builtins.exp in a separate job.
855 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
857 * graphite-sese-to-poly.c (add_param_constraints): Use
858 lower_bound_in_type and upper_bound_in_type.
860 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
862 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
863 instead of unsigned_type_node.
865 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
866 Reza Yazdani <reza.yazdani@amd.com>
869 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
870 on pointer type parameters.
872 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
876 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
877 handle conversions from pointer to integers.
878 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
879 induction variable, to be able to work with code generated by CLooG.
880 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
881 (build_poly_scop): Bail out if we cannot codegen a loop.
883 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
885 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
886 code generation with gloog_error.
888 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
890 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
891 Call fold_convert on all the returned values.
892 (expand_scalar_variables_expr): Pass to
893 expand_scalar_variables_ssa_name the type of the resulting expression.
895 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
897 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
898 ppl_min_for_le_pointset.
899 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
900 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
902 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
904 * graphite-dependences.c (map_into_dep_poly): Removed.
905 (dependence_polyhedron_1): Use combine_context_id_scat.
907 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
909 * graphite-poly.h (struct poly_scattering): Add layout documentation.
910 (struct poly_bb): Same.
911 (combine_context_id_scat): New.
913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
916 * sese.c (name_defined_in_loop_p): Return false for default
919 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
921 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
922 and clean up the logic.
924 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
926 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
929 2010-03-08 Jakub Jelinek <jakub@redhat.com>
931 * var-tracking.c (remove_cselib_value_chains): Define only for
933 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
934 delete_slot_part, emit_notes_for_differences_1): Don't call
935 remove_cselib_value_chains here.
936 (set_slot_part, emit_notes_for_differences_2): Don't call
937 add_cselib_value_chains here.
938 (preserved_values): New vector.
939 (preserve_value): New function.
940 (add_uses, add_stores, vt_add_function_parameters): Use it
941 instead of cselib_preserve_value.
942 (changed_values_stack): New vector.
943 (check_changed_vars_0): New function.
944 (check_changed_vars_1, check_changed_vars_2): Use it.
945 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
946 changed_values_stack VALUEs.
947 (vt_emit_notes): For all preserved_values call
948 add_cselib_value_chains. If ENABLE_CHECKING call
949 remove_cselib_value_chains before verifying value_chains is empty.
950 Initialize and free changed_values_stack.
951 (vt_initialize): Initialize preserved_values.
952 (vt_finalize): Free preserved_values.
954 2010-03-08 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/43269
957 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
960 2010-03-08 Martin Jambor <mjambor@suse.cz>
962 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
963 (ipa_is_param_called): Removed.
964 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
965 (ipa_print_node_params): Do not print the called flag.
966 (ipa_write_node_info): Do not stream the called flag.
967 (ipa_read_node_info): Likewise.
969 2010-03-07 Jakub Jelinek <jakub@redhat.com>
972 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
973 * cselib.c (struct expand_value_data): Add dummy field.
974 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
976 (cselib_dummy_expand_value_rtx_cb): New function.
977 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
979 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
980 * var-tracking.c: Include pointer-set.h.
981 (variable): Change n_var_parts to char from int. Add
982 cur_loc_changed and in_changed_variables fields.
983 (variable_canonicalize): Remove.
984 (shared_var_p): New inline function.
985 (unshare_variable): Maintain cur_loc_changed and
986 in_changed_variables fields. If var was in changed_variables,
987 replace it there with new_var. Just copy cur_loc instead of
988 resetting it to something else.
989 (variable_union): Don't recompute cur_loc. Use shared_var_p.
990 (dataflow_set_union): Don't call variable_canonicalize.
991 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
992 of their DEBUG_EXPR_TREE_DECLs.
993 (canonicalize_loc_order_check): Verify that cur_loc is NULL
994 and in_changed_variables and cur_loc_changed is false.
995 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
996 and cur_loc_changed. Don't update cur_loc here.
997 (variable_merge_over_src): Don't call variable_canonicalize.
998 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
999 removing loc that is equal to cur_loc, clear cur_loc,
1000 set cur_loc_changed and ensure variable_was_changed is called.
1001 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1002 compare pointers in cur_loc check, if it is equal to loc,
1003 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1004 (variable_different_p): Remove compare_current_location argument,
1005 don't compare cur_loc.
1006 (dataflow_set_different_1): Adjust variable_different_p caller.
1007 (variable_was_changed): If dv had some var in changed_variables
1008 already, reset in_changed_variables flag for it and propagate
1009 cur_loc_changed over to the new variable. On empty var
1010 always set cur_loc_changed. Set in_changed_variables on whatever
1011 var is added to changed_variables.
1012 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1013 Use shared_var_p. When removing loc that is equal to cur_loc,
1014 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1015 end, don't set it to something else, just call variable_was_changed.
1016 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1017 loc being removed, clear cur_loc and set cur_loc_changed.
1018 Set cur_loc_changed if all locations have been removed.
1019 (struct expand_loc_callback_data): New type.
1020 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1021 allocated. Always create SUBREGs if simplify_subreg failed.
1022 Prefer to use cur_loc, when that fails and still in
1023 changed_variables (and seen first time) recompute it. Set
1024 cur_loc_changed of variables which had to change cur_loc and
1025 compute elcd->cur_loc_changed if any of the subexpressions used
1026 had to change cur_loc.
1027 (vt_expand_loc): Adjust to pass arguments in
1028 expand_loc_callback_data structure.
1029 (vt_expand_loc_dummy): New function.
1030 (emitted_notes): New variable.
1031 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1032 that weren't used for any other decl in current
1033 emit_notes_for_changes call call vt_expand_loc_dummy to update
1034 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1035 first loc_chain location if NULL before. Always use just
1036 cur_loc instead of first loc_chain location. When cur_loc_changed
1037 is false, when not --enable-checking=rtl just don't emit any note.
1038 When rtl checking, compute the note and assert it is the same
1039 as previous note. Clear cur_loc_changed and in_changed_variables
1040 at the end before removing from changed_variables.
1041 (check_changed_vars_3): New function.
1042 (emit_notes_for_changes): Traverse changed_vars to call
1043 check_changed_vars_3 on each changed var.
1044 (emit_notes_for_differences_1): Clear cur_loc_changed and
1045 in_changed_variables. Recompute cur_loc of new_var.
1046 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1047 (vt_emit_notes): Initialize and destroy emitted_notes.
1049 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1051 PR rtl-optimization/42220
1052 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1053 Use verify_reg_tracked to determine if we should use OP_OUT rather
1055 (build_def_use): If we see an in-out operand for a register that we
1056 know nothing about, treat is an output if possible, fail the block if
1059 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1062 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1065 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1068 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1069 uses of relevant DEFs that are dead outside the loop too.
1071 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1073 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1075 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1077 * var-tracking.c (values_to_unmark): New variable.
1078 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1079 values_to_unmark vector. Moved body to...
1080 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1081 instead queue it into values_to_unmark vector.
1082 (vt_find_locations): Free values_to_unmark vector.
1084 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1086 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1087 (site.exp): Export them when plugins are enabled.
1089 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1092 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1094 (chrec_fold_multiply): Same.
1096 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1099 * c-decl.c (build_compound_literal): Return early if init is
1102 2010-03-04 Martin Jambor <mjambor@suse.cz>
1104 PR tree-optimization/43164
1105 PR tree-optimization/43191
1106 * tree-sra.c (type_consists_of_records_p): Reject records with
1107 zero-size bit-fields at the end.
1109 2010-03-04 Mike Stump <mikestump@comcast.net>
1111 * Makefile.in (TAGS): Remove *.y.
1113 2010-03-04 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/40761
1116 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1118 (my_rev_post_order_compute): New function.
1119 (init_pre): Call it.
1121 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1124 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1125 decrease the cost of an IV candidate when the cost is infinite.
1127 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1129 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1130 Use '3DNow!' for the extension of that name, ensure normal space
1132 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1134 2010-03-03 Jeff Law <law@redhat.com>
1136 * PR middle-end/32693
1137 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1138 than gen_rtx_SUBREG.
1139 (extract_bit_field_1): Likewise.
1141 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1143 * doc/sourcebuild.texi (Test directives): Document that arguments
1144 include-opts and exclude-opts are now optional for dg-skip-if,
1145 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1147 2010-03-03 Jason Merrill <jason@redhat.com>
1150 * cgraph.h (varpool_node): Add extra_name field.
1151 * varpool.c (varpool_extra_name_alias): New.
1152 (varpool_assemble_decl): Emit extra name aliases.
1153 (varpool_mark_needed_node): Look past an extra name alias.
1154 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1155 * lto-streamer-in.c (lto_input_tree): Read it.
1156 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1158 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1160 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1161 (sparc*-*-solaris2*): ...this.
1163 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1166 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1167 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1168 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1169 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1172 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1173 fallthrough to default handling, just with want_address 0 instead of 2.
1174 For single element lists, add_AT_loc directly, otherwise create an
1175 artificial variable DIE and stick location list to it.
1178 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1179 (VAL_EXPR_HAS_REVERSE): Define.
1180 (reverse_op): New function.
1181 (add_stores): For reversible operations add an extra MO_VAL_USE.
1183 2010-03-02 Jason Merrill <jason@redhat.com>
1185 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1187 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1189 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1190 (sparc64-*-linux*): Likewise.
1191 (sparc64-*-solaris2*): Include assembler files before linker ones.
1192 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1193 * config/sparc/gas.h: Delete.
1194 * config/sparc/sol2-64.h: Add copyright notice.
1195 * config/sparc/sol2-gas-bi.h: Likewise.
1196 * config/sparc/sol2-gld.h: Likewise.
1197 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1198 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1199 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1200 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1201 (sparc_elf_asm_named_section): Rename into...
1202 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1204 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1206 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1208 2010-03-02 Jeff Law <law@redhat.com>
1211 * reload1.c (rtx_p, substitute_stack): Declare.
1212 (substitute): Record addresses of changed rtxs.
1213 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1214 Restore the original rtx when complete.
1215 (reload): Free subsitute_stack when complete.
1217 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1219 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1220 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1222 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1223 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1224 Torture Tests): Change from subsection to section.
1226 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1227 Steven Bosscher <steven@gcc.gnu.org>
1229 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1232 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1235 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1236 the assignment from the new induction variable to the assignment
1237 of the value from the original loop PHI function.
1239 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1240 Daniel Jacobowitz <dan@codesourcery.com>
1242 * doc/sourcebuild.texi (Test directives): Clarify options to
1245 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1247 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1248 Disable cfi directives unless GCC and gas agree on using read-only
1249 .eh_frame sections for 64-bit.
1250 * configure: Regenerate.
1252 2010-03-01 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/43220
1255 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1256 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1258 2010-03-01 Richard Guenther <rguenther@suse.de>
1259 Martin Jambor <mjambor@suse.cz>
1262 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1263 gimplified parameters.
1265 2010-03-01 Christian Bruel <christian.bruel@st.com>
1267 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1269 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1271 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1273 2010-03-01 Richard Guenther <rguenther@suse.de>
1276 * expr.c (expand_assignment): Use the alias-oracle to tell
1277 if the rhs aliases the result decl.
1279 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1282 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1283 to sol_gt_pch_get_address.
1284 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1285 64-bit, SPARC and x86.
1286 (sol_gt_pch_get_address): New function.
1288 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1290 * toplev.h (inform_n, error_n): Declare.
1291 * diagnostic.c (inform_n, error_n): New function.
1293 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1295 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1296 has no rtl yet when processing local_decls, queue it and recheck
1297 if deferred stack allocation hasn't assigned it rtl.
1299 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1301 * config/sh/sh.c (unspec_bbr_uid): New.
1302 (gen_block_redirect): Use it instead of INSN_UID.
1303 (gen_far_branch): Likewise.
1305 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1308 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1310 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1312 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1313 (Warning Options): -Wno-conversion-null is valid for
1314 Objective-C++ as well.
1315 * doc/tm.texi (Named Address Spaces): Likewise.
1316 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1317 * doc/tree-ssa.texi (Tree SSA): Likewise.
1319 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1322 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1323 by default. Don't set the default arch for
1324 i[34567]86-*-darwin*|x86_64-*-darwin*.
1326 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1329 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1330 default. Set the default 32bit/64bit archs with $with_arch
1331 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1333 2010-02-27 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/43186
1336 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1337 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1338 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1339 unroller iterations.
1341 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1343 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1344 required and i[34567]86-*-* targets don't support 64bit ISA.
1346 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1349 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1352 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1354 * config.gcc: Set the default arch at least to Prescott for
1355 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1356 if SSE math is enabled.
1358 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1360 * diagnostic.c (diagnostic_initialize): Update.
1361 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1363 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1364 (diagnostic_inhibit_notes): New.
1365 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1367 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1370 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1371 * doc/standards.texi: Likewise.
1372 * doc/extend.texi: Likewise.
1373 * doc/trouble.texi: Likewise.
1374 * doc/cppopts.texi: Likewise.
1375 * doc/install.texi: Likewise.
1376 * c.opt (std=c90,std=gnu90): New options.
1377 * c-opts.c (c_common_handle_option): Handle them.
1379 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1382 * c-decl.c (undeclared_variable): Use an informative note.
1384 2010-02-26 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/43186
1387 * gimple.h (gimple_fold): Remove.
1388 * gimple.c (gimple_fold): Remove. Inline into single user ...
1389 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1390 Try harder for conditions.
1392 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1395 * function.c (used_types_insert): Don't skip through named pointer
1396 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1397 and it is different from the main variant's type.
1399 2010-02-26 Nick Clifton <nickc@redhat.com>
1401 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1403 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1405 * config.gcc: Support --with-fpmath=sse for x86.
1407 * config/i386/ssemath.h: New.
1409 * doc/install.texi (--with-fpmath=sse): Documented.
1411 2010-02-26 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/43188
1414 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1415 vector types of over-aligned element type.
1417 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1421 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1423 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1425 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1427 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1429 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1430 * var-tracking.c: Include diagnostic.h.
1431 (debug_dv): New function.
1432 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1435 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1436 (add_value_chain, add_value_chains, remove_value_chain,
1437 remove_value_chains): Handle DEBUG_EXPRs.
1438 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1441 * regcprop.c (struct queued_debug_insn_change): New type.
1442 (struct value_data_entry): Add debug_insn_changes field.
1443 (struct value_data): Add n_debug_insn_changes field.
1444 (debug_insn_changes_pool): New variable.
1445 (free_debug_insn_changes, apply_debug_insn_changes,
1446 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1447 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1448 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1450 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1452 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1453 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1454 changes, call cprop_find_used_regs via note_stores.
1455 (copyprop_hardreg_forward): When copying vd from predecessor
1456 which has any queued DEBUG_INSN changes, make sure the pointers are
1457 cleared. At the end call df_analyze and then if there are any
1458 DEBUG_INSN changes queued at the end of some basic block for still
1459 live registers, apply them.
1460 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1462 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1464 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1467 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1469 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1470 targets. Set the default with_cpu/with_arch from arch/cpu.
1471 Allow x86-64 and native for with_cpu/with_arch.
1473 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1475 * ebitmap.c: Change calls to verify_popcount with calls to
1476 sbitmap_verify_popcount.
1477 (ebitmap_clear_bit): Fixed map->cacheindex test and
1478 map>cache update when bit clearing results in an empty
1481 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1484 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1485 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1486 and support both V2DF and V2DI modes.
1487 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1488 support both V2DF and V2DI modes.
1489 (general): Delete trailing whitespace from a few patterns.
1491 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1492 V2DF/V2DI interleave high/low builtins.
1494 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1497 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1498 interleave high/low functions.
1500 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1502 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1503 #pragma extern_prefix.
1505 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1508 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1509 BLKmode, assert op0 is a MEM and just adjust its mode.
1512 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1513 if bitpos isn't multiple of mode's bitsize.
1515 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1517 * c.opt (-ftemplate-depth=): New.
1518 (-ftemplate-depth-): Deprecate.
1519 * optc-gen.awk: Handle -ftemplate-depth=.
1520 * opth-gen.awk: Likewise.
1521 * c-opts.c (c_common_handle_option): Likewise.
1522 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1524 2010-02-24 Jason Merrill <jason@redhat.com>
1526 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1528 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1530 * cfg.c (alloc_aux_for_block): Remove inline.
1531 (alloc_aux_for_edge): Likewise.
1533 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1535 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1537 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1539 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1540 * config/i386/sol2-gas.h: New file.
1541 * config.gcc (i[34567]86-*-solaris2*): Use it.
1543 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1546 * c-typeck.c (ep_convert_and_check): New.
1547 (build_conditional_expr): Use it.
1548 (build_binary_op): Likewise.
1550 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1552 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1555 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1556 bounds even for -O+.
1557 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1558 expr needs to have DECL_NAME set.
1560 2010-02-24 Nick Clifton <nickc@redhat.com>
1562 * config/mep/mep.c: Include gimple.h.
1563 (mep_function_uses_sp): Delete unused function.
1564 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1565 parameters. Use unsigned integers to count args. Return a
1566 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1568 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1571 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1572 greater or equal to nelt instead of 2 * nelt.
1573 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1576 2010-02-23 Jason Merrill <jason@redhat.com>
1579 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1580 in cfun->local_decls even if they have register types.
1583 * stor-layout.c (place_field): Don't warn about unnecessary
1584 DECL_PACKED if the type is packed.
1586 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1589 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1590 GOTOFF relocs, even when the base reg isn't pic pointer.
1592 2010-02-23 Michael Matz <matz@suse.de>
1595 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1596 (expand_gimple_basic_block): Generate and use debug temps if there
1597 are debug uses left after the last real use of TERed ssa names.
1598 Unlink debug immediate uses when they are expanded.
1600 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1603 * config/i386/i386.c (override_options): Reorganise to provide
1604 better error messages.
1606 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1609 * graphite-scop-detection.c (create_single_exit_edge): Move
1610 the call to find_single_exit_edge to....
1611 (create_sese_edges): ...here. Don't handle multiple edges
1612 exiting the function.
1613 (build_graphite_scops): Don't handle multiple edges
1614 exiting the function.
1616 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1619 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1620 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1622 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1625 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1627 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1630 * c-typeck.c (convert_arguments): Print declaration location.
1631 * c-common.c (validate_nargs): Rename as
1632 builtin_function_validate_nargs.
1633 (check_builtin_function_arguments): Update.
1635 2010-02-22 Richard Guenther <rguenther@suse.de>
1638 * tree-inline.c (declare_return_variable): Use the type of
1639 the call stmt lhs if available.
1641 2010-02-22 Duncan Sands <baldrick@free.fr>
1643 * passes.c (register_pass): Always consider all pass lists when
1644 ref_pass_instance_number is zero.
1646 2010-02-22 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/42749
1649 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1650 parameter. Do arithmetic in the original type.
1651 (update_accumulator_with_ops): Likewise.
1652 (adjust_accumulator_values): Adjust.
1654 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1656 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1657 (QI to BLKmode splitter): New splitter.
1659 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1661 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1662 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1664 2010-02-22 Richard Guenther <rguenther@suse.de>
1666 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1668 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1670 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1671 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1672 ($(T)crti.o, $(T)crtn.o): Remove rules.
1674 2010-02-21 Tobias Burnus <burnus@net-b.de>
1677 * doc/invoke.texi (-fassociative-math): Document that this
1678 option is automatically enabled for Fortran.
1680 2010-02-20 David S. Miller <davem@davemloft.net>
1682 * configure.ac: Test if linker and assembler properly support
1683 GOTDATA_OP relocations.
1684 * configure: Rebuild.
1685 * config.in: Likewise.
1686 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1687 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1688 (movsi_high_pic): Likewise.
1689 (movdi_lo_sum_pic): Likewise.
1690 (movdi_high_pic): Likewise.
1691 (movsi_pic_gotdata_op): New pattern.
1692 (movdi_pic_gotdata_op): Likewise.
1693 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1694 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1696 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1700 attribute to ssemul.
1701 (xop_mulv2div2di3_high): Ditto.
1703 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1706 * c.opt (Wconversion-null): New option.
1707 * doc/invoke.texi (Wconversion-null): Document.
1709 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1711 * common.opt (Wlarger-than-): Add Undocumented.
1713 2010-02-19 Mike Stump <mikestump@comcast.net>
1715 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1717 2010-02-19 Jason Merrill <jason@redhat.com>
1720 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1721 * configure: Likewise.
1723 2010-02-20 Alan Modra <amodra@gmail.com>
1726 * cgraph.h (cgraph_make_decl_local): Declare.
1727 * cgraph.c (cgraph_make_decl_local): New function.
1728 (cgraph_make_node_local): Use it.
1729 * cgraphunit.c (cgraph_function_versioning): Likewise.
1730 * ipa.c (function_and_variable_visibility): Likewise.
1732 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1735 * except.c (sjlj_emit_function_enter): Don't call
1736 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1738 * rtl.h (add_reg_br_prob_note): Remove prototype.
1740 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1743 * c-common.c (conversion_warning): Remove widening conversions
1744 before checking the conversion of integers to reals.
1746 2010-02-19 Mike Stump <mikestump@comcast.net>
1749 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1752 * cgraphunit.c (process_function_and_variable_attributes): Check
1753 DECL_PRESERVE_P instead of looking up attribute "used".
1754 * ipa-pure-const.c (check_decl): Likewise.
1755 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1756 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1757 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1758 instead of attribute "used".
1759 * config/sol2-c.c (solaris_pragma_init): Likewise.
1760 (solaris_pragma_fini): Likewise.
1762 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1764 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1765 Use XCNEW instead of xcalloc.
1766 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1767 XNEW instead of xmalloc.
1768 (get_fields): Use XNEWVEC instead of xmalloc.
1771 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1772 populate vars array.
1773 (create_new_general_access): For debug stmts just reset value.
1774 (get_stmt_accesses): For accesses within debug stmts just record them
1775 using add_access_to_acc_sites instead of preventing the peeling or
1776 counting them as accesses.
1779 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1781 2010-02-19 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/42916
1784 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1787 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1789 * configure.ac: Replace all uses of changequote in macro arguments
1790 with proper quoting.
1792 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1795 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1797 2010-02-19 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/42944
1800 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1801 test for aliasing with errno.
1803 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1806 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1807 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1808 * dojump.c: Include output.h.
1809 (inv): New inline function.
1810 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1811 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1812 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1813 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1814 argument, pass it down to other calls.
1815 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1816 add REG_BR_PROB note to the conditional jump.
1817 * cfgexpand.c (add_reg_br_prob_note): Removed.
1818 (expand_gimple_cond): Don't call it, add the probability
1819 as last argument to jumpif_1/jumpifnot_1.
1820 * Makefile.in (dojump.o): Depend on output.h.
1821 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1823 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1824 * stmt.c (do_jump_if_equal): Likewise.
1825 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1826 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1827 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1829 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1830 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1831 jumpifnot_1 callers.
1832 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1834 (store_expr): Adjust jumpifnot caller.
1835 (store_constructor): Adjust jumpif caller.
1838 * gimplify.c (gimple_boolify): For __builtin_expect call
1839 gimple_boolify also on its first argument.
1841 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1843 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1845 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1846 * configure: Regenerated.
1848 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1850 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1851 lang_hooks.types_compatible_p instead of comptypes.
1853 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1855 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1856 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1857 if __prefer_thumb__ is defined.
1859 2010-02-18 Martin Jambor <mjambor@suse.cz>
1861 PR tree-optimization/43066
1862 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1863 array with zero-sized element type.
1865 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1867 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1868 rtx, allocate struct var_loc_node here and return it to the
1869 caller, and only if it is actually needed.
1870 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1871 move it earlier and return immediately if it returns NULL.
1873 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1875 * config/sparc/gas.h: New file. Restore
1876 TARGET_ASM_NAMED_SECTION to its ELF default.
1877 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1879 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1880 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1881 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1882 after sparc/sysv4.h.
1884 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1886 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1888 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1890 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1891 patterns from predicated pattern.
1893 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1896 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1897 for insn mnemonic suffix.
1899 2010-02-17 Richard Guenther <rguenther@suse.de>
1901 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1904 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1907 * caller-save.c (save_call_clobbered_regs): If BB ends with
1908 a DEBUG_INSN, move any notes in between last real insn and the last
1909 DEBUG_INSN after the last DEBUG_INSN.
1911 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1913 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1914 Fix return type. Fix argument type. Explain meaning of return value.
1916 2010-02-16 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/41043
1919 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1920 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1922 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1924 2010-02-16 Ira Rosen <irar@il.ibm.com>
1926 PR tree-optimization/43074
1927 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1928 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1929 vectorizable cycles in hybrid SLP check.
1930 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1932 2010-02-16 Richard Guenther <rguenther@suse.de>
1934 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1935 (true_dependence): If memrefs_conflict_p computes must-alias
1936 trust it. Move TBAA check after offset-based disambiguation.
1937 (canon_true_dependence): Likewise.
1939 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1941 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1942 * doc/invoke.texi: Document it.
1943 * var-tracking.c: Include toplev.h and params.h.
1944 (vt_find_locations): Return bool indicating success. Compute
1945 hash sizes unconditionally. Check new parameter, report.
1946 (variable_tracking_main_1): Check vt_find_locations results and
1947 retry. Renamed from...
1948 (variable_tracking_main): ... this. New wrapper to preserve
1949 flag_var_tracking_assignments.
1950 * Makefile.in (var-tracking.o): Adjust dependencies.
1952 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1953 Jakub Jelinek <jakub@redhat.com>
1956 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1957 if weak_import attribute is present.
1958 * config/darwin.c (machopic_select_section): Likewise.
1960 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1962 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1963 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1964 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1965 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1967 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1969 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1972 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1973 Rewrite text to refer to the names.
1975 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1977 * config/i386/i386-builtin-types.def
1978 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1979 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1980 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1981 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1982 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1983 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1984 IX86_BUILTIN_VPERMIL2PS256.
1985 (MULTI_ARG_4_DF2_DI_I): Defined.
1986 (MULTI_ARG_4_DF2_DI_I1): Defined.
1987 (MULTI_ARG_4_SF2_SI_I): Defined.
1988 (MULTI_ARG_4_SF2_SI_I1): Defined.
1989 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1990 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1991 __builtin_ia32_vpermil2ps256.
1992 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1993 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1994 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1995 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1996 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1997 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1998 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1999 CODE_FOR_xop_vpermil2v8sf3.
2000 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2001 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2002 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2003 (_mm256_permute2_pd): New.
2004 (_mm_permute2_ps): New.
2005 (_mm256_permute2_ps): New.
2007 2010-02-15 Nick Clifton <nickc@redhat.com>
2009 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2010 boolean parameters. Use emit_jump_insn when emitting a pop
2011 instruction containing a return insn.
2012 (push): Use 'true' rather than '1' as second parameter to F.
2013 (h8300_expand_prologue): Likewise.
2014 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2015 (h8300_expand_epilogue): Likewise.
2017 2010-02-15 Richard Guenther <rguenther@suse.de>
2020 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2023 2010-02-15 Nick Clifton <nickc@redhat.com>
2025 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2028 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2030 * intl.c (fake_ngettext): New function.
2031 * intl.h (fake_ngettext): Declare.
2032 (ngettext): Define macro.
2033 * collect2.c (notice_translated): New function.
2034 (main): Use notice_translated and ngettext.
2035 * collect2.h (notice_translated): Declare.
2037 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2039 * reorg.c (delete_computation): Comment fixes.
2040 * caller-save.c (setup_save_areas): Idem.
2041 * sel-sched-dump.c (dump_lv_set): Idem.
2044 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2046 * config/s390/s390.c (s390_sched_init): New function.
2047 (TARGET_SCHED_INIT): Target hook defined.
2049 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2050 Jack Howarth <howarth@bromo.med.uc.edu>
2051 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2054 Partial revert of unintended change in fix for PR41605.
2055 * config/darwin.h: Fix typo.
2056 * config/darwin9.h: Same.
2058 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2060 * c-pch.c (pch_init): Clear v.
2062 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2065 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2066 graphite_can_represent_init for MULT_EXPR.
2068 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2072 * graphite-sese-to-poly.c (remove_phi): New.
2073 (translate_scalar_reduction_to_array): Call remove_phi.
2075 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2078 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2079 * graphite-clast-to-gimple.h (gloog): Update declaration.
2080 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2081 * graphite-poly.h (struct poly_bb): Add missing comments.
2082 (struct scop): Add poly_scop_p field.
2084 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2085 * graphite.c (graphite_transform_loops): Build the polyhedral
2086 representation for each scop before code generation.
2087 * sese.c (rename_variables_in_operand): Removed.
2088 (rename_variables_in_expr): Return the renamed expression.
2089 (rename_sese_parameters): New.
2090 * sese.h (rename_sese_parameters): Declared.
2092 2010-02-11 Richard Guenther <rguenther@suse.de>
2094 PR tree-optimization/42998
2095 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2096 POINTER_PLUS_EXPR properly.
2098 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2099 Changpeng Fang <changpeng.fang@amd.com>
2102 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2103 the cost of an IV candidate when the IV is used in a test against zero.
2105 * gcc.dg/tree-ssa/ivopts-3.c: New.
2107 2010-02-11 Richard Guenther <rguenther@suse.de>
2110 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2111 pointer-vs-decl case by swapping refs. Handle some cases
2112 of pointer-vs-decl disambiguations more conservatively.
2113 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2114 to false after expanding.
2116 2010-02-11 Richard Guenther <rguenther@suse.de>
2119 * gcc.c (process_command): Handle LTO file@offset case more
2122 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2124 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2125 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2127 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2129 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2130 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2131 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2132 Optimize eq/ne comparisons when both arguments are known to be
2134 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2135 Don't mask operands unnecessarily if they are known to be already
2138 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2140 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2143 2010-02-10 Richard Guenther <rguenther@suse.de>
2145 PR tree-optimization/43017
2146 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2147 for wrapping signed arithmetic.
2149 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2152 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2153 if no debug info should be emitted for it.
2155 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2157 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2158 note when flag_exceptions is set.
2160 2010-02-10 Duncan Sands <baldrick@free.fr>
2162 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2164 2010-02-10 Richard Guenther <rguenther@suse.de>
2167 * tree.c (get_unwidened): Handle constants.
2168 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2170 2010-02-10 Martin Jambor <mjambor@suse.cz>
2173 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2174 check for variable argument counts independently.
2176 2010-02-10 Christian Bruel <christian.bruel@st.com>
2179 * config/sh/sh.c (find_barrier): Increase length for non delayed
2180 conditional branches.
2182 2010-02-10 Christian Bruel <christian.bruel@st.com>
2184 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2186 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2188 * builtins.c (set_builtin_user_assembler_name): Also handle
2189 ffs if int is smaller than word.
2191 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2194 * ira-conflicts.c (get_dup): Remove.
2195 (process_reg_shuffles): Add new parameter. Use it as an
2196 additional guard for copy generation.
2197 (add_insn_allocno_copies): Rewrite.
2199 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2201 * common.opt (fsched2-use-traces): Preserved for backward
2203 * doc/invoke.texi: Remove the documentation about option
2204 -fsched2-use-traces.
2205 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2206 flag_sched2_use_traces.
2207 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2208 the backward compatibility flag section.
2210 2010-02-09 Richard Guenther <rguenther@suse.de>
2212 PR tree-optimization/43008
2213 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2214 make HEAP variables initialized from global memory if they
2215 are not known builtin functions.
2216 (find_func_aliases): Adjust.
2218 2010-02-09 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/43000
2221 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2222 arithmetic manually.
2224 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2226 PR tree-optimization/42931
2227 * tree-loop-linear.c (try_interchange_loops): Don't call
2228 double_int_mul if estimated_loop_iterations failed.
2230 2010-02-08 Martin Jambor <mjambor@suse.cz>
2233 * tree-sra.c (build_accesses_from_assign): Do not mark in
2234 should_scalarize_away_bitmap if stmt has volatile ops.
2235 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2238 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2240 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2242 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2244 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2247 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2250 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2252 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2255 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2256 to unknown_dependence.
2257 (graphite_legal_transform_dr): Handle the unknown_dependence.
2258 (graphite_carried_dependence_level_k): Same.
2260 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2262 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2264 2010-02-07 Richard Guenther <rguenther@suse.de>
2267 * expr.c (get_inner_reference): Always initialize *pbitsize.
2269 2010-02-07 Richard Guenther <rguenther@suse.de>
2272 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2273 new ARRAY_REFs on variable size element or minimal index arrays.
2275 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2276 gimple_fold_indirect_ref.
2278 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2281 * arm.c (arm_override_options): Just return if the user has specified
2282 an invalid fpu name.
2284 2010-02-03 Jason Merrill <jason@redhat.com>
2287 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2288 i386_pe_maybe_record_exported_symbol.
2290 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2293 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2294 (pa_delegitimize_address): New function.
2296 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2298 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2299 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2301 2010-02-05 Richard Guenther <rguenther@suse.de>
2304 * lto-streamer-in.c (get_resolution): Deal with references
2305 to undefined functions.
2307 2010-02-05 Richard Guenther <rguenther@suse.de>
2309 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2310 (fold_const_aggregate_ref): Likewise.
2311 (ccp_fold_stmt): Substitute loads.
2312 (maybe_fold_reference): Verify types before substituting.
2314 (fold_gimple_assign): Unshare properly.
2315 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2317 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2319 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2320 for rs6000_gen_cell_microcode.
2322 2010-02-04 Richard Guenther <rguenther@suse.de>
2324 PR rtl-optimization/42952
2325 * dse.c (const_or_frame_p): Remove MEM handling.
2327 2010-02-04 Nick Clifton <nickc@redhat.com>
2329 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2330 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2331 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2332 (mn10300_asm_output_mi_thunk): New function.
2333 (mn10300_can_output_mu_thunk): New function.
2334 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2335 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2336 (FUNCTION_ARG): Delete incorrect comment.
2338 2010-02-03 Jason Merrill <jason@redhat.com>
2341 * fold-const.c (operand_equal_p): Handle erroneous types.
2343 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2345 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2347 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2349 PR rtl-optimization/42941
2350 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2353 2010-02-03 Jason Merrill <jason@redhat.com>
2356 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2358 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2361 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2362 (cselib_reset_table): Renamed from...
2363 (cselib_reset_table_with_next_value): ... this.
2364 (cselib_get_next_uid): Renamed from...
2365 (cselib_get_next_unknown_value): ... this.
2366 * cselib.c (next_uid): Renamed from...
2367 (next_unknown_value): ... this.
2368 (cselib_clear_table): Adjust.
2369 (cselib_reset_table): Adjust. Renamed from...
2370 (cselib_reset_table_with_next_value): ... this.
2371 (cselib_get_next_uid): Adjust. Renamed from...
2372 (cselib_get_next_unknown_value): ... this.
2373 (get_value_hash): Use hash.
2374 (cselib_hash_rtx): Likewise.
2375 (new_cselib_val): Adjust. Set and dump uid.
2376 (cselib_lookup_mem): Pass next_uid as hash.
2377 (cselib_subst_to_values): Likewise.
2378 (cselib_log_lookup): Dump uid.
2379 (cselib_lookup): Pass next_uid as hash. Adjust.
2380 (cselib_process_insn): Adjust.
2381 (cselib_init): Initialize next_uid.
2382 (cselib_finish): Adjust.
2383 (dump_cselib_table): Likewise.
2384 * dse.c (canon_address): Dump value uid.
2385 * print-rtl.c (print_rtx): Print value uid.
2386 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2388 (dv_uid): New function, sort of renamed from...
2389 (dv_htab_hash): ... this, reimplemented in terms of it and...
2390 (dv_uid2hash): ... this. New.
2391 (variable_htab_eq): Drop excess assertions.
2392 (tie_break_pointers): Removed.
2393 (canon_value_cmp): Compare uids.
2394 (variable_post_merge_New_vals): Print uids.
2395 (vt_add_function_parameters): Adjust.
2396 (vt_initialize): Reset table. Adjust.
2398 2010-02-03 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/42944
2401 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2402 (call_may_clobber_ref_p_1): Likewise. Properly handle
2403 malloc and calloc clobbering errno.
2405 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2407 * doc/invoke.texi: Fix name of sched1 dump.
2409 * opts.c (decode_options): Set flag_tree_switch_conversion
2410 only conditionally on optimize >= 2.
2412 * gcse.c: Assorted comment fixes in pass description.
2414 2010-02-03 Anthony Green <green@moxielogic.com>
2416 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2417 nop padding in order to maintain alignment of storage location of
2418 target function address.
2419 (moxie_trampoline_init): Store target function address at newly
2421 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2423 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2425 2010-02-03 Richard Guenther <rguenther@suse.de>
2428 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2430 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2432 * config.gcc: Reenable check for obsolete targets.
2433 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2434 mips-sgi-irix6.[0-4]*.
2436 2010-02-02 Nick Clifton <nickc@redhat.com>
2438 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2439 constant size of 4 as being the same as 0.
2440 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2441 can take values in the range 0..4.
2443 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2446 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2447 as _darwin10_Unwind_FindEnclosingFunction().
2448 * libgcc-libsystem.ver: New.
2450 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2453 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2454 implicitly set registers.
2456 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2458 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2459 (arm_override_options): Allow automatic selection of the thread
2460 pointer register if thumb2.
2461 (legitimize_pic_address): Improve code sequences for Thumb2.
2462 (arm_call_tls_get_addr): Likewise.
2463 (legitimize_tls_address): Likewise.
2464 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2465 (pic_load_addr_32bit): ... this. New named pattern.
2466 * thumb2.md (pic_load_addr_thumb2): Delete.
2467 (pic_load_dot_plus_four): Delete.
2468 (tls_load_dot_plus_four): New named pattern.
2470 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2473 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2474 Document fix for TLS bug.
2476 2010-01-31 Richard Guenther <rguenther@suse.de>
2478 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2479 conservatively correct.
2481 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2485 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2487 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2489 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2491 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2493 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2495 * config.gcc: Adjust order of makefile fragments for mingw targets.
2497 2010-01-31 Richard Guenther <rguenther@suse.de>
2500 * gimplify.c (gimplify_init_constructor): For volatile LHS
2501 initialize a temporary.
2503 2010-01-31 Matthias Klose <doko@ubuntu.com>
2505 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2507 * configure: Regenerate.
2509 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2511 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2512 the same alias set and their sizes different constantness.
2513 (aliasing_component_refs_p): Revert 2009-10-24 change.
2515 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2517 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2520 2010-01-29 Richard Guenther <rguenther@suse.de>
2522 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2523 Assert we successfully updated the call.
2525 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2527 PR rtl-optimization/42889
2528 * df.h (df_set_bb_dirty_nonlr): New prototype.
2529 * df-core.c (df_set_bb_dirty_nonlr): New function.
2530 * df-scan.c (df_insn_rescan): Call it instead of
2531 df_set_bb_dirty for DEBUG_INSNs.
2533 2010-01-29 Richard Guenther <rguenther@suse.de>
2536 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2537 quadratic behavior in most cases.
2539 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2543 in the call to gen_x86_movsicc_0_m1.
2545 2010-01-28 Richard Guenther <rguenther@suse.de>
2547 PR tree-optimization/42871
2548 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2550 2010-01-28 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2553 into call arguments.
2555 2010-01-28 Richard Guenther <rguenther@suse.de>
2558 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2559 the forwarder if the destination is an EH landing pad.
2561 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2563 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2564 block list passed to gimple_duplicate_sese_tail.
2565 (parallelize_loops): Avoid parallelization when the function
2567 Avoid parallelization when the preheader is IRREDUCIBLE.
2568 Try to optimize when estimated_loop_iterations_int is unresolved.
2569 Add the loop's location to the dump file.
2570 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2571 (gimple_duplicate_sese_tail): Remove the check for the latch.
2572 Redirect nexits to the exit block.
2573 Remove handling of the incoming edges to the latch.
2574 Redirect the backedge from the copied latch to the exit bb.
2576 2010-01-28 Michael Matz <matz@suse.de>
2579 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2580 Wrap force_reg into a sequence, emit it before user.
2582 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2584 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2586 (arm_legacy_rev): Likewise.
2587 (thumb_legacy_rev): Likewise.
2589 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2591 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2592 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2593 on MEM's address failed, try avoid_constant_pool_reference and
2594 recurse if it returned something different.
2595 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2596 address, try avoid_constant_pool_reference and recurse if it
2597 returned something different.
2598 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2599 address and avoid_constant_pool_reference returned something
2600 different, don't set have_address.
2602 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2605 * var-tracking.c (val_store): Add modified argument, obey it.
2607 (count_uses): Move down logging of main.
2608 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2609 don't need resolution.
2610 (emit_notes_in_bb): Likewise.
2612 2010-01-27 Richard Guenther <rguenther@suse.de>
2615 * tree-inline.c (remap_decl): Delay remapping of SSA name
2616 default definitions until we need them.
2618 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2620 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2621 (rs6000_delegitimize_address): New function.
2623 * config/s390/s390.c (s390_delegitimize_address): Call
2624 delegitimize_mem_from_attrs.
2627 * tree-inline.c (cannot_copy_type_1): Removed.
2628 (copy_forbidden): Don't forbid copying of functions containing
2629 records/unions with variable length fields.
2631 2010-01-27 Christian Bruel <christian.bruel@st.com>
2635 * config/sh/sh.c (find_barrier): Increase length for non delayed
2636 conditional branches.
2638 2010-01-27 Matthias Klose <doko@ubuntu.com>
2640 * configure.ac (gnu-unique-object): Fix ldd version check.
2641 * configure: Regenerate.
2643 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2645 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2647 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2648 Test for HAVE_GNU_AS value.
2650 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2653 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2654 INT64_TYPE): Define.
2655 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2656 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2657 INT_LEAST64_TYPE): Define.
2658 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2659 UINT_LEAST64_TYPE): Define.
2660 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2661 INT_FAST64_TYPE): Define.
2662 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2663 UINT_FAST64_TYPE): Define.
2664 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2665 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2666 (SIG_ATOMIC_TYPE): Define.
2668 2010-01-26 Richard Guenther <rguenther@suse.de>
2670 * df-scan.c (df_scan_set_bb_info): Remove assert.
2671 (df_insn_rescan_debug_internal): Merge asserts.
2672 (df_install_ref): Likewise.
2673 (df_mark_reg): Use bitmap_set_range.
2674 (df_hard_reg_used_p): Remove assert.
2675 (df_hard_reg_used_count): Likewise.
2677 2010-01-26 Richard Guenther <rguenther@suse.de>
2679 PR rtl-optimization/42685
2680 * web.c (web_main): Ignore DEBUG_INSNs.
2682 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2684 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2686 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2687 Fix types of fndecl and arglist parameters.
2689 2010-01-26 Richard Guenther <rguenther@suse.de>
2692 * tree-eh.c (unsplit_eh): Skip debug insns.
2694 2010-01-26 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/42250
2697 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2699 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2702 * omp-low.c (expand_omp_sections): Only use single_pred if
2703 l2_bb is single_pred_p.
2705 2010-01-25 Christian Bruel <christian.bruel@st.com>
2708 * config/sh/sh.c (find_barrier): Increase length for non delayed
2709 conditional branches.
2710 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2712 2010-01-24 David S. Miller <davem@davemloft.net>
2714 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2715 define if not using GAS.
2716 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2717 Likewise. Delete SECTION_MERGE code, which is only applicable
2720 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2723 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2724 mangling of va_list in system headers.
2726 2010-01-23 Toon Moene <toon@moene.org>
2728 * tree-predcom.c (combine_chains): Return NULL, not false.
2730 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2732 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2733 initialization of variable res to agree with return type.
2735 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2737 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2738 * tree-sra.c: Add include of expr.h.
2740 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2742 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2743 insert the debug stmt on the single non-EH edge from the stmt.
2745 2010-01-22 Richard Henderson <rth@redhat.com>
2748 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2749 the RHS until after generate_subtree_copies has insertted its
2750 code before the current statement.
2752 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2754 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2756 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2758 2010-01-21 Martin Jambor <mjambor@suse.cz>
2760 PR tree-optimization/42585
2761 * tree-sra.c (struct access): New field grp_total_scalarization.
2762 (dump_access): Dump the new field.
2763 (should_scalarize_away_bitmap): New variable.
2764 (cannot_scalarize_away_bitmap): Likewise.
2765 (sra_initialize): Allocate new bitmaps.
2766 (sra_deinitialize): Free new bitmaps.
2767 (create_access_1): New function.
2768 (create_access): Parts moved to create_access_1.
2769 (type_consists_of_records_p): New function.
2770 (completely_scalarize_record): Likewise.
2771 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2772 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2773 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2775 (analyze_all_variable_accesses): Completely scalarize small eligible
2778 2010-01-21 Martin Jambor <mjambor@suse.cz>
2780 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2782 2010-01-21 Andrew Haley <aph@redhat.com>
2784 * gcc.c (process_command): Move lang_specific_driver before
2785 setting cc_libexec_prefix.
2787 2010-01-21 Richard Guenther <rguenther@suse.de>
2790 * fold-const.c (negate_expr_p): Pretend only negative
2791 real constants are easily negatable.
2793 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2794 Jason Merrill <jason@redhat.com>
2796 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2797 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2798 * calls.c (initialize argument_information): Handle it.
2799 * c-common.c (handle_transparent_union_attribute): Use new name.
2800 * c-decl.c (finish_struct): Ditto.
2801 * c-typeck.c (type_lists_compatible_p): Ditto.
2802 (convert_for_assignment): Use new name and also handle record.
2803 * function.c (aggregate_value_p): Handle it.
2804 (pass_by_reference): Ditto.
2805 (assign_parm_data_types): Ditto.
2806 * print-tree.c (print_node): Ditto.
2807 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2808 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2809 * tree.c (first_field): New fn.
2811 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2814 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2815 even when linking statically, for now.
2817 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2820 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2821 without a cselib val.
2822 (count_uses): Accept MO_VAL_SET with no val on stores.
2823 (add_stores): Likewise.
2825 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2827 * var-tracking.c (check_value_val): Add a compile time assertion.
2828 (dv_is_decl_p): Simplify.
2829 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2830 gcc_assert if ENABLE_CHECKING.
2832 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2835 * var-tracking.c: Include tree-flow.h.
2836 (mem_dies_at_call): New.
2837 (dataflow_set_preserve_mem_locs): Use it.
2838 (dataflow_set_remove_mem_locs): Likewise.
2839 (dump_var): Renamed from dump_variable. Adjust all callers.
2840 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2841 * Makefile.in (var-tracking.o): Adjust deps.
2843 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2845 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2847 2010-01-20 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/42717
2850 * tree-ssa-dce.c (get_live_post_dom): Remove.
2851 (forward_edge_to_pdom): Take an arbitrary edge to copy
2852 degenerate PHI args from.
2853 (remove_dead_stmt): Use the first post-dominator even if it
2854 does not contain live statements as redirection destination.
2856 2010-01-20 Richard Guenther <rguenther@suse.de>
2858 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2860 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2862 * sel-sched.c (create_speculation_check): Remove set but not used
2864 (try_transformation_cache): Remove set but not used variable ds.
2865 (calculate_privileged_insns): Remove set but not used variables
2866 cur_insn and min_spec_insn.
2867 (find_best_expr): Remove set but not used variable avail_n.
2868 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2870 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2872 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2873 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2876 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2879 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2880 cpu types. Add support for *-sse3 cpu types.
2881 (x86_64-*-*): Ditto.
2883 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2886 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2887 argument, call initializer_constant_valid_p_1 instead of
2888 initializer_constant_valid_p, pass CACHE to it, return NULL
2889 immediately if first call returns NULL.
2890 (initializer_constant_valid_p_1): New function.
2891 (initializer_constant_valid_p): Use it.
2893 2010-01-20 Thomas Quinot <quinot@adacore.com>
2895 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2897 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2899 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2900 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2901 (loc_list_from_tree): Don't handle unsigned division. Handle
2902 signed modulo using DW_OP_{over,over,div,mul,minus}.
2903 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2904 modulo instead of signed.
2906 2010-01-20 DJ Delorie <dj@redhat.com>
2908 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2910 (h8300_emit_stack_adjustment): Propogate it.
2912 (h8300_expand_prologue): Likewise.
2913 (h8300_expand_epilogue): Likewise.
2915 2010-01-19 Michael Matz <matz@suse.de>
2917 PR tree-optimization/41783
2918 * tree-data-ref.c (toplevel): Include flags.h.
2919 (dump_data_dependence_relation): Also dump the inputs if the
2920 result will be unknown.
2921 (split_constant_offset_1): Look through some conversions.
2922 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2923 the offset from last element is too large.
2924 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2925 (reassociate_to_the_same_stmt): Handle vector registers.
2926 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2928 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2929 wide_prolog_niters argument, emit widening instructions.
2930 (vect_do_peeling_for_alignment): Adjust caller, use widened
2931 variant of the iteration cound.
2932 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2934 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2937 * config/arm/neon-testgen.m (emit_automatics): New parameter
2938 features. Adjust for Fixed_return_reg feature.
2939 (test_intrinsic): Call emit_automatics with new feature.
2940 * config/arm/neon.ml: Update copyright years.
2941 (features): New Fixed_return_reg feature.
2942 (ops): Update feature for Vget_low.
2944 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2946 PR tree-optimization/42719
2947 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2951 * fwprop.c (all_uses_available_at): Return false if def_set dest
2952 is a REG that is used in def_insn.
2954 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2956 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2958 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2961 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2963 * target.h (struct gcc_target) <secondary_reload>: Change type
2964 of last argument to secondary_reload_info *.
2966 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2969 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2970 memory references with unaligned offsets. Remove CQImode handling.
2971 (unaligned_memory_operand): Return 1 for memory references with
2972 unaligned offsets. Remove CQImode handling.
2974 2010-01-18 Richard Guenther <rguenther@suse.de>
2977 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2980 2010-01-18 Richard Guenther <rguenther@suse.de>
2982 PR tree-optimization/42781
2983 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2984 restrict processing only if the original variable was artificial.
2986 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2988 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2989 find number of popped argument bytes.
2991 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2992 Fix the text that describes the return value for invalid insns.
2994 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2996 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2997 Clarify what 'cost of the -dependence' is. Fix quoting.
2999 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3000 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3002 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3004 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3005 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3007 2010-01-17 Richard Guenther <rguenther@suse.de>
3010 * function.c (split_complex_args): Take a VEC to modify.
3011 (assign_parms_augmented_arg_list): Build a VEC instead of
3012 a chain of PARM_DECLs.
3013 (assign_parms_unsplit_complex): Take a VEC of arguments.
3014 Do not fixup unmodified parms.
3015 (assign_parms): Deal with the VEC.
3016 (gimplify_parameters): Likewise.
3018 2010-01-17 Richard Guenther <rguenther@suse.de>
3020 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3021 node existence check.
3022 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3023 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3024 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3025 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3026 (gimple_execute_on_growing_pred): Likewise.
3028 2010-01-17 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/42773
3031 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3032 (compute_antic_aux): Likewise.
3033 (compute_partial_antic_aux): Likewise.
3035 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3038 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3041 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3043 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3046 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3047 Fix markup for strict argument.
3049 (TARGET_SCHED_REORDER2): Fix argument types.
3051 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3052 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3054 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3055 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3057 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3060 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3061 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3062 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3063 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3064 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3066 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3068 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3070 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3071 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3073 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3075 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3078 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3080 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3081 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3083 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3085 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3087 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3088 referring to it. Fix language.
3090 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3092 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3094 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3096 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3098 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3099 '@var{stream}. Remove stray 'and'.
3101 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3103 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3105 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3107 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3108 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3110 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3111 Fix description of return value.
3112 Rename argument "sz" to "len."
3114 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3115 Clarify meaning of 'true' return value.
3117 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3119 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3120 rep_mode versus mode_rep.
3122 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3124 (TARGET_BUILTIN_DECL): Fix name.
3126 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3128 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3130 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3132 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3134 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3136 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3139 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3140 Rename argument tm_fn to md_fn.
3142 (TARGET_OPTION_PRINT): Fix argument list.
3144 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3147 * config/i386/i386.c (ix86_fixup_binary_operands):
3148 Revert FMA4 fixup of operands.
3150 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3153 * Makefile.in (write_entries_to_file, install-plugin):
3154 Use \012 instead of \n with tr.
3156 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3158 * configure.ac (HAVE_AS_REF): New C macro.
3159 * configure: Regenerate.
3160 * config.in: Likewise.
3161 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3163 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3166 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3168 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3170 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3172 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3174 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3176 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3178 (TARGET_BINDS_LOCAL_P): Fix argument type.
3180 (TARGET_ASM_FILE_END): Use prototype.
3182 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3184 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3186 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3188 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3190 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3191 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3193 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3194 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3196 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3197 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3198 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3199 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3201 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3203 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3205 (TARGET_INIT_BUILTINS): Use prototype.
3207 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3208 Put 'const char *' in braces. Fix parameter types.
3209 (TARGET_INVALID_CONVERSION): Fix parameter types.
3210 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3211 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3213 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3216 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3218 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3220 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3222 * doc/tm.texi (TARGET_HELP): Fix return type.
3224 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3225 in braces. Fix argument types.
3227 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3229 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3231 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3233 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3234 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3236 (TARGET_MANGLE_TYPE): Fix argument types.
3238 (TARGET_IRA_COVER_CLASSES): Use prototype.
3240 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3242 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3244 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3246 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3248 (TARGET_CALLEE_COPIES): Fix argument types.
3250 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3252 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3254 (TARGET_FUNCTION_VALUE): Fix argument types.
3256 (TARGET_RETURN_IN_MSB): Fix argument type.
3258 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3260 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3262 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3264 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3265 agree with return type.
3267 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3269 2010-01-15 Jing Yu <jingyu@google.com>
3271 PR rtl-optimization/42691
3272 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3273 a pseudo to a constant and are merged, and adjust comments.
3275 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3277 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3279 2010-01-15 Richard Guenther <rguenther@suse.de>
3282 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3283 labels of computed or non-local gotos to the destination.
3284 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3285 landing pad label is the first label.
3287 2010-01-15 Richard Guenther <rguenther@suse.de>
3289 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3291 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3294 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3295 to allow generation of the xssqrtdp instruction on power7.
3296 (sqrtdf2_fpr): Ditto.
3298 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3301 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3302 functions with noreturn attribute.
3305 * varasm.c (declare_weak): Add weak attribute to decl if it
3306 doesn't have one already.
3307 (assemble_external): Only add decls to weak_decls if they also
3308 have weak attribute.
3310 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3312 * var-tracking.c (var_reg_delete): Don't delete the association
3313 between REGs and values or one-part variables if the register
3316 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3319 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3320 because its first operand is a non-localized variable.
3322 2010-01-14 Martin Jambor <mjambor@suse.cz>
3324 PR tree-optimization/42706
3325 * tree-sra.c (encountered_recursive_call): New variable.
3326 (encountered_unchangable_recursive_call): Likewise.
3327 (sra_initialize): Initialize both new variables.
3328 (callsite_has_enough_arguments_p): New function.
3329 (scan_function): Call decl and flags check only for IPA-SRA, check
3330 whether there is a recursive call and whether it has enough arguments.
3331 (all_callers_have_enough_arguments_p): New function.
3332 (convert_callers): Look for recursive calls only when
3333 encountered_recursive_call is set.
3334 (ipa_early_sra): Bail out either if
3335 !all_callers_have_enough_arguments_p or
3336 encountered_unchangable_recursive_call.
3338 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3340 * sel-sched.c: Add 2010 to copyright years.
3341 * sel-sched-ir.c: Likewise.
3342 * sel-sched-ir.h: Likewise.
3344 2010-01-14 Martin Jambor <mjambor@suse.cz>
3346 PR tree-optimization/42714
3347 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3348 constructors specially.
3350 2010-01-14 Andi Kleen <ak@linux.intel.com>
3352 * config/i386/drivers-i386.c (detect_caches_intel):
3353 Add l2sizekb parameter and fill in.
3354 (host_detect_local_cpu): Add l2sizekb, fill in.
3355 Add Atom small cache heuristic.
3357 2010-01-14 Andi Kleen <ak@linux.intel.com>
3359 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3360 Add level3 parameter and fill in.
3361 (detect_caches_intel): Handle level3 cache.
3363 2010-01-14 Andi Kleen <ak@linux.intel.com>
3365 * config/i386/drivers-i386.c (host_detect_local_cpu):
3366 Fix core duo detection.
3368 2010-01-14 Andi Kleen <ak@linux.intel.com>
3370 * config/i386/drivers-i386.c (host_detect_local_cpu):
3373 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3375 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3376 (rs6000_variable_issue_1): this. Use...
3377 (rs6000_variable_issue): here. Reimplement. Print debug info.
3379 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3381 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3382 sel_restore_notes. Update all callers. Call reemit_notes
3385 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3387 PR rtl-optimization/42246
3388 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3391 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3393 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3394 all successors is the same as number of successors in current region.
3396 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3398 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3399 to rename is not separable. Otherwise check that its LHS is not NULL.
3401 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3403 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3405 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3407 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3408 available registers when failed to discover LHS register class.
3409 Fix indentation. Update comment.
3411 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3412 Alexander Monakov <amonakov@ispras.ru>
3414 PR rtl-optimization/42389
3415 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3417 (advance_state_on_fence): Likewise.
3418 (sel_target_adjust_priority): Print debug output only when
3419 sched_verbose >= 4, not 2.
3420 (get_expr_cost): Do not issue all unique insns on the next cycle.
3421 (fill_insns): Initialize can_issue_more from the value saved
3423 * sel-sched-ir.c (flist_add): New parameter issue_more.
3424 Init FENCE_ISSUE_MORE with it.
3425 (merge_fences): Likewise.
3426 (init_fences): Update call to flist_add.
3427 (add_to_fences, add_clean_fence_to_fences)
3428 (add_dirty_fence_to_fences): Likewise.
3429 (move_fence_to_fences): Update call to merge_fences.
3430 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3432 * sel-sched-ir.h (struct _fence): New field issue_more.
3433 (FENCE_ISSUE_MORE): New accessor macro.
3435 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3437 PR rtl-optimization/42388
3438 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3439 that have no predecessors nor successors. Do not call move_bb_info
3440 for empty blocks outside of current region.
3442 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3444 PR rtl-optimization/42294
3445 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3446 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3447 originators' originators.
3449 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3451 PR rtl-optimization/39453
3452 PR rtl-optimization/42246
3453 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3455 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3457 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3458 Alexander Monakov <amonakov@ispras.ru>
3461 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3462 (maybe_tidy_empty_bb): ... here. Make static. Add new
3463 argument. Update all callers.
3464 (tidy_control_flow): ... and here. Recompute topological order
3465 of basic blocks in region if necessary.
3466 (sel_redirect_edge_and_branch): Change return type. Return true
3467 if topological order might have been invalidated.
3468 (purge_empty_blocks): Export and move from...
3469 * sel-sched.c (purge_empty_blocks): ... here.
3470 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3471 (maybe_tidy_empty_bb): Delete prototype.
3472 (purge_empty_blocks): Declare.
3474 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3476 PR rtl-optimization/42249
3477 * sel-sched.c (try_replace_dest_reg): When chosen register
3478 and original register is the same, do not bail out early, but
3479 still check all original insns for validity of replacing destination
3480 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3483 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3486 Port from no-undefined-overflow branch:
3487 2009-03-09 Richard Guenther <rguenther@suse.de>
3489 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3491 2010-01-14 Richard Guenther <rguenther@suse.de>
3494 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3496 2010-01-14 Ira Rosen <irar@il.ibm.com>
3498 PR tree-optimization/42709
3499 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3500 as scalar type in creation of constant vector operand.
3502 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3505 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3506 (check-parallel-%): Match `testsuite' directory component only
3509 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3511 PR translation/39521
3512 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3515 2010-01-13 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/42730
3518 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3521 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3524 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3525 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3528 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3530 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3531 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3532 ___umulsi3_highpart.
3534 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3535 rather than schedule_insns if the pass is enabled.
3537 2010-01-13 Martin Jambor <mjambor@suse.cz>
3539 PR tree-optimization/42704
3540 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3543 2010-01-13 Martin Jambor <mjambor@suse.cz>
3545 PR tree-optimization/42703
3546 * tree-sra.c (analyze_access_subtree): Check that we can build a
3547 reference to the original data within the aggregate.
3549 2010-01-13 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/42705
3552 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3554 2010-01-13 Richard Guenther <rguenther@suse.de>
3557 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3559 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3562 * var-tracking.c (values_to_unmark): New variable.
3563 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3564 values_to_unmark vector. Moved body to...
3565 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3566 instead queue it into values_to_unmark vector.
3567 (vt_find_locations): Free values_to_unmark vector.
3569 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3571 * config/s390/s390.c (override_options): Set
3572 default of max-pending-list-length to 256
3574 2010-01-13 Richard Guenther <rguenther@suse.de>
3577 * tree-pass.h (PROP_gimple_lcx): New.
3578 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3579 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3580 before the final cleanup_eh.
3581 (dump_properties): Dump PROP_gimple_lcx.
3582 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3583 (tree_lower_complex_O0): Remove.
3584 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3585 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3586 tree_lower_complex, schedule TODO_update_ssa.
3587 * lto-streamer-out.c (output_function): Stream the functions
3589 * lto-streamer-in.c (input_function): Likewise.
3590 (lto_read_body): Do not override them here.
3592 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3595 * c-typeck.c (build_c_cast): Fold value cast to union type before
3596 wrapping it in a CONSTRUCTOR.
3598 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3600 PR rtl-optimization/42699
3601 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3604 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3606 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3607 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3608 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3609 SUBTARGET_WARN_UNUSED_SPEC): ... here
3610 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3612 2010-01-12 Julian Brown <julian@codesourcery.com>
3614 * config/arm/neon-schedgen.ml (Utils): Don't try to
3615 open missing module.
3616 (find_with_result): New.
3618 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3621 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3622 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3624 PR tree-optimization/42645
3625 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3626 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3627 decl_map, set processing_debug_stmt to -1 and return name without
3630 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3632 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3633 binutils version, and reword target configuration description.
3635 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3637 * config/avr/avr.h (LINKER_NAME): Remove.
3639 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3642 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3643 that support VSX, warn for -mno-altivec if vsx is not disabled,
3646 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3647 Shujing Zhao <pearly.zhao@oracle.com>
3649 PR translation/42469
3650 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3651 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3652 character between option name and help text.
3653 * c.opt (imultilib): Likewise.
3655 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3657 * lto-streamer-out.c (output_unreferenced_globals): Output static
3660 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3662 PR rtl-optimization/42621
3663 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3664 optimizing for size.
3665 (duplicate_computed_gotos): Remove now-redundant check.
3667 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3670 * configure.ac: Save and restore LDFLAGS and LIBS
3671 * configure: Regenerate.
3673 2010-01-10 Richard Guenther <rguenther@suse.de>
3676 * builtins.c (fold_builtin_strlen): Add type argument and
3677 convert the resulting length to it.
3678 (fold_builtin_1): Adjust.
3680 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3682 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3683 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3685 (num_insns_constant_wide): Adjust for that change.
3687 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3690 * web.c (union_defs): Add used argument, to combine uses of
3692 (entry_register): Adjust type and tests of used argument.
3693 (web_main): Widen used for new use. Pass it to union_defs.
3694 * df.h (union_defs): Adjust prototype.
3696 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3699 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3700 uses in new incoming argument. Free body.
3701 (reset_debug_uses_in_loop): New.
3702 (analyze_insn_to_expand_var): Call the latter if the former found
3703 anything. Fix whitespace. Reject invalid dest overlaps before
3704 going through all insns in the loop.
3706 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3709 * haifa-sched.c (dying_use_p): Debug insns don't count.
3711 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3714 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3715 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3716 (verify_gimple_call): Reject LHS in noreturn calls.
3718 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3722 * tree-vect-loop-manip.c (adjust_info): New type.
3723 (adjust_vec): New pointer to vector.
3724 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3725 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3726 (slpeel_update_phis_for_duplicate_loop): Use them.
3727 (slpeel_update_phi_nodes_for_guard1): Likewise.
3728 (slpeel_update_phi_nodes_for_guard2): Likewise.
3729 (slpeel_tree_peel_loop_to_edge): Likewise.
3730 (vect_update_ivs_after_vectorizer): Likewise.
3732 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3734 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3735 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3737 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3739 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3740 bogus uninitialized warning.
3742 2010-01-09 Richard Guenther <rguenther@suse.de>
3745 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3746 the evolution is compatible with the initial condition.
3748 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3750 * gcc.c (process_command): Update copyright notice dates.
3751 * gcov.c (print_version): Likewise.
3752 * gcov-dump.c (print_version): Likewise.
3753 * mips-tfile.c (main): Likewise.
3754 * mips-tdump.c (main): Likewise.
3756 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3759 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3761 (rotlhi3_8): Delete.
3763 (rotlsi3_8): Delete.
3764 (rotlsi3_16): Delete.
3765 (rotlsi3_24): Delete.
3767 (*rotw<mode>3): New.
3768 (*rotb<mode>3): New.
3769 * config/avr/avr.c (avr_rotate_bytes): New function.
3770 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3772 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3775 * configure.ac: Modify -rdynamic check.
3776 * configure: Regenerate.
3778 2010-01-08 DJ Delorie <dj@redhat.com>
3780 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3781 register popping order.
3783 2010-01-08 Richard Guenther <rguenther@suse.de>
3786 * c.opt (fsigned-char): Also let LTO handle this option.
3787 (funsigned-char): Likewise.
3789 2010-01-07 Richard Guenther <rguenther@suse.de>
3791 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3792 (gimple_op): Likewise.
3793 (gimple_op_ptr): Likewise.
3794 (gimple_assign_set_lhs): Remove gcc_assert.
3795 (gimple_assign_set_rhs1): Likewise.
3796 (gimple_assign_set_rhs2): Likewise.
3797 (gimple_call_set_lhs): Likewise.
3798 (gimple_call_set_fn): Likewise.
3799 (gimple_call_set_fndecl): Likewise.
3800 (gimple_call_fndecl): Likewise.
3801 (gimple_call_return_type): Likewise.
3802 (gimple_call_set_chain): Likewise.
3803 (gimple_call_num_args): Likewise.
3804 (gimple_call_set_arg): Likewise.
3805 (gimple_cond_set_code): Likewise.
3806 (gimple_cond_set_lhs): Likewise.
3807 (gimple_cond_set_rhs): Likewise.
3808 (gimple_cond_set_true_label): Likewise.
3809 (gimple_cond_set_false_label): Likewise.
3810 (gimple_label_set_label): Likewise.
3811 (gimple_goto_set_dest): Likewise.
3812 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3813 (gimple_debug_bind_get_value): Likewise.
3814 (gimple_debug_bind_get_value_ptr): Likewise.
3815 (gimple_debug_bind_set_var): Likewise.
3816 (gimple_debug_bind_set_value): Likewise.
3817 (gimple_debug_bind_reset_value): Likewise.
3818 (gimple_debug_bind_has_value_p): Likewise.
3819 (gimple_return_retval_ptr): Remove gcc_assert.
3820 (gimple_return_retval): Likewise.
3821 (gimple_return_set_retval): Likewise.
3822 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3823 (safe_referenced_var_iterator): Remove.
3824 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3825 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3826 (fill_referenced_var_vec): Remove.
3827 (first_readonly_imm_use): Remove redundant gcc_assert.
3828 (phi_arg_index_from_use): Combine gcc_asserts.
3829 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3830 (first_imm_use_stmt): Remove redundant gcc_assert.
3831 * tree-cfg.c (verify_gimple_call): Verify function and chain
3832 operands. Verify arguments.
3833 (verify_types_in_gimple_stmt): Verify condition code and labels.
3835 2010-01-07 Richard Guenther <rguenther@suse.de>
3837 PR tree-optimization/42641
3838 * sese.c (rename_map_elt_info): Use the SSA name version, do
3841 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3843 PR tree-optimization/42625
3844 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3845 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3847 2010-01-07 Duncan Sands <baldrick@free.fr>
3849 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3851 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3854 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3855 note itself is not function_invariant_p.
3857 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3859 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3860 Do not add the DF_NOTE problem.
3861 * store-motion.c (execute_rtl_store_motion): Likewise.
3863 2010-01-07 Martin Jambor <mjambor@suse.cz>
3865 PR tree-optimization/42157
3866 * tree-sra.c (compare_access_positions): Stabilize sort if both
3867 accesses have integer types, return zero immediately if they are the
3870 2010-01-06 Richard Henderson <rth@redhat.com>
3873 * haifa-sched.c (add_to_note_list): Merge into ...
3874 (concat_note_lists): ... here, and ...
3875 (unlink_other_notes, rm_other_notes): Merge into...
3876 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3877 NOTE_INSN_EPILOGUE_BEG.
3879 2010-01-06 Richard Guenther <rguenther@suse.de>
3881 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3882 not inline regular functions into always-inline functions.
3884 2010-01-06 Nick Clifton <nickc@redhat.com>
3886 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3887 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3889 (OVERRIDE_OPTIONS): Delete.
3890 (OPTIMIZATION_OPTIONS): Define.
3891 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3892 * config/rx/rx.c (rx_handle_option): Issue an error message if
3893 -mcpu=rx200 and -fpu are used together.
3894 (rx_set_optimization_options): New function. Issue an error
3895 message if an optimization attribute attempts to reset the FPU/
3896 math optimization pairing.
3897 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3898 * config/rx/rx.opt: Set the default to 32-bit doubles.
3899 * config/rx/t-rx: Add multilibs for -nofpu option.
3900 * doc/invoke.texi: Update documentation of RX options.
3902 2010-01-06 Richard Guenther <rguenther@suse.de>
3904 * tree-ssa-pre.c (name_to_id): New global.
3905 (alloc_expression_id): Simplify SSA name handling.
3906 (lookup_expression_id): Likewise.
3907 (init_pre): Zero name_to_id.
3908 (fini_pre): Free it.
3910 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3912 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3914 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3917 * config/i386/sse.md (smaxv2di3): New.
3918 (umaxv2di3): Likewise.
3919 (sminv2di3): Likewise.
3920 (uminv2di3): Likewise.
3922 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3925 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3926 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3927 (legitimize_tls_address): Likewise.
3928 (sparc_tls_referenced_p): Likewise.
3929 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3930 and adjust calls to legitimize_pic_address.
3931 (legitimate_constant_p) Use sparc_tls_referenced_p.
3932 (legitimate_pic_operand_p): Likewise.
3933 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3934 (sparc_tls_symbol_ref_1): Delete.
3935 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3936 (legitimize_tls_address): Make static, handle CONST patterns.
3937 (legitimize_pic_address): Make static, remove unused parameter and
3938 adjust recursive calls.
3939 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3940 and adjust call to legitimize_pic_address.
3941 (sparc_output_mi_thunk): Likewise.
3943 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3944 H.J. Lu <hongjiu.lu@intel.com>
3947 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3948 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3949 operands to make them signed.
3952 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3955 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3956 GTU to GT for V4SI and V2DI.
3958 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3959 (umin<mode>3): Removed.
3961 (uminv4si3): Likewise.
3963 2010-01-05 Martin Jambor <mjambor@suse.cz>
3965 PR tree-optimization/42462
3966 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3967 current_function_decl to helper functions and macros.
3969 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3972 * flags.h: Don't include real.h.
3973 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3974 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3975 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3976 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3977 * dominance.c: Update copyright.
3978 * gimple.c (walk_gimple_op): Remove inline.
3979 * tree-ssa-reassoc.c: Include real.h.
3980 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3981 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3983 2010-01-05 Nick Clifton <nickc@redhat.com>
3985 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3986 register to push into the stack frame when the accumulator has to
3987 be saved during interrupts.
3989 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3991 * doc/invoke.texi: Remove the documentation about option
3993 * common.opt (Wunreachable-code): Preserved for backward
3995 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3996 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3997 the backward compatibility flag section.
3999 2010-01-05 Richard Guenther <rguenther@suse.de>
4001 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4003 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4006 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4008 PR tree-optimization/42508
4009 * tree-sra.c (convert_callers): Check for recursive call
4010 by comparing cgraph nodes instead of decls.
4011 (modify_function): Call ipa_modify_formal_parameters also
4012 on all same_body aliases.
4014 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4015 cgraph nodes when checking for same_body aliases.
4017 2010-01-05 Richard Guenther <rguenther@suse.de>
4019 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4020 allocation and lookup.
4021 (get_or_alloc_expr_for_constant): Likewise.
4022 (phi_translate): Sink allocation.
4024 2010-01-04 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4027 a new entry only if needed.
4028 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4029 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4031 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4033 (phi_translate): Handle CONSTANTs early.
4035 2010-01-04 Martin Jambor <mjambor@suse.cz>
4037 PR tree-optimization/42398
4038 * tree-sra.c (struct access): Removed flag grp_different_types.
4039 (dump_access): Do not dump the removed flag.
4040 (sort_and_splice_var_accesses): Do not set the removed flag.
4041 (sra_modify_expr): Check for type compatibility directly.
4043 2010-01-04 Martin Jambor <mjambor@suse.cz>
4045 PR tree-optimization/42366
4046 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4047 edges with variable number of parameters.
4048 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4049 flag instead of asserting it.
4050 (ipa_read_node_info): Read uses_analysis_done flag.
4052 2010-01-04 Richard Guenther <rguenther@suse.de>
4054 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4055 iterative_hash_* as intended.
4056 (vn_reference_compute_hash): Likewise. Simplify hashing
4058 (vn_reference_lookup_2): Likewise.
4059 (vn_nary_op_compute_hash): Likewise.
4060 (vn_phi_compute_hash): Likewise.
4061 (expressions_equal_p): Remove strange code.
4062 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4063 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4064 (bitmap_insert_into_set_1): Take value-id as parameter.
4065 (add_to_value): Pass it.
4066 (bitmap_insert_into_set): Likewise.
4067 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4069 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4072 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4073 (do_self_spec): For switches with SWITCH_IGNORE set set also
4074 SWITCH_IGNORE_PERMANENTLY.
4075 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4078 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4080 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4081 tree of an unreferenced global var.
4083 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4086 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4087 GTU to GT for V4SI and V2DI.
4089 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4090 (umin<mode>3): Removed.
4092 (uminv4si3): Likewise.
4094 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4097 * collect2.c (main): Turn on trace in collect2 if -v is passed
4100 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4102 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4103 description of expression operand.
4105 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4107 * configure.ac: Add install-html to target_list for Make-hooks.
4108 * configure: Regenerate.
4109 * fortran/Make-lang.in (F95_HTMLFILES): New.
4110 (fortran.html): Use it.
4111 (fortran.install-html): New.
4112 * Makefile.in (install-html): Add lang.install-html.
4113 * java/Make-lang.in (JAVA_HTMLFILES): New.
4114 (java.html): Use it.
4115 (java.install-html): New.
4116 * objc/Make-lang.in (objc.install-html): New.
4117 * objcp/Make-lang.in (obj-c++.install-html): New.
4118 * cp/Make-lang.in (c++.install-html): New.
4119 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4120 * lto/Make-lang.in (lto.install-html): New.
4122 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4125 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4127 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4129 PR rtl-optimization/41862
4130 * store-motion.c (store_killed_in_insn, compute_store_table,
4131 remove_reachable_equiv_notes, replace_store_insn,
4132 build_store_vectors): Ignore all DEBUG_INSNs.
4134 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4137 * common.opt: Add dumpdir.
4139 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4141 (option_map): Add --dumpdir.
4143 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4145 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4147 * opts.c (decode_options): Try dump_dir_name first if
4148 dump_base_name isn't an absolute path.
4149 (common_handle_option): Handle OPT_dumpdir.
4151 * toplev.c (dump_dir_name): New.
4152 (print_switch_values): Also ignore -dumpdir.
4154 * toplev.h (dump_dir_name): New.
4156 2010-01-03 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/42589
4159 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4160 double-word expansion of bswap32.
4162 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4164 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4165 with BLOCK_FOR_INSN.
4166 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4167 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4168 noce_process_if_block): Likewise.
4169 * gcse.c (compute_local_properties, insert_expr_in_table,
4170 insert_set_in_table, canon_list_insert, find_avail_set,
4171 pre_insert_copy_insn): Likewise.
4173 * basic-block.h (BLOCK_NUM): Move from here...
4174 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4176 2010-01-03 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/42438
4179 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4180 contains_may_not_return_call flag.
4181 (BB_MAY_NOTRETURN): New.
4182 (valid_in_sets): Trapping nary operations are not valid
4183 in blocks that may not return.
4184 (insert_into_preds_of_block): Remove check for trapping expressions.
4185 (compute_avail): Compute also BB_MAY_NOTRETURN.
4187 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4189 * doc/invoke.texi: Add 2010 to copyright years.
4191 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4193 * config/sparc/sparc.c: Fix formatting nits.
4195 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4196 Alexander Monakov <amonakov@ispras.ru>
4198 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4200 2010-01-02 Richard Guenther <rguenther@suse.de>
4203 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4204 (simplify_switch_using_ranges): Mark to be removed edges
4207 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4209 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4211 * collect2.c (scan_libraries): Add missing argument in call to
4214 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4217 * config/alpha/predicates.md (aligned_memory_operand): Return false
4219 (unaligned_memory_operand): Return true for CQImode.
4220 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4221 doesn not cross aligned SImode word boundary.
4223 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4225 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4227 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4228 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4230 2010-01-02 Richard Guenther <rguenther@suse.de>
4233 * toplev.c (compile_file): Emit LTO marker properly. Change
4235 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4237 2010-01-01 Richard Guenther <rguenther@suse.de>
4240 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4242 2010-01-01 Richard Guenther <rguenther@suse.de>
4245 * c-decl.c (grokdeclarator): For zero-size arrays force
4246 structural equality checks as layout_type does.
4248 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4250 * builtins.c: Update copyright to 2010.
4252 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4255 * lto-streamer-out.c (produce_asm): Revert the last change.
4256 (copy_function): Likewise.
4258 * lto-streamer.c (lto_get_section_name): Skip any leading
4261 2010-01-01 Richard Guenther <rguenther@suse.de>
4264 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4268 Copyright (C) 2010 Free Software Foundation, Inc.
4270 Copying and distribution of this file, with or without modification,
4271 are permitted in any medium without royalty provided the copyright
4272 notice and this notice are preserved.