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
1970 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1973 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1974 Rewrite text to refer to the names.
1976 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1978 * config/i386/i386-builtin-types.def
1979 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1980 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1981 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1982 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1983 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1984 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1985 IX86_BUILTIN_VPERMIL2PS256.
1986 (MULTI_ARG_4_DF2_DI_I): Defined.
1987 (MULTI_ARG_4_DF2_DI_I1): Defined.
1988 (MULTI_ARG_4_SF2_SI_I): Defined.
1989 (MULTI_ARG_4_SF2_SI_I1): Defined.
1990 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1991 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1992 __builtin_ia32_vpermil2ps256.
1993 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1994 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1995 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1996 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1997 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1998 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1999 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2000 CODE_FOR_xop_vpermil2v8sf3.
2001 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2002 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2003 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2004 (_mm256_permute2_pd): New.
2005 (_mm_permute2_ps): New.
2006 (_mm256_permute2_ps): New.
2008 2010-02-15 Nick Clifton <nickc@redhat.com>
2010 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2011 boolean parameters. Use emit_jump_insn when emitting a pop
2012 instruction containing a return insn.
2013 (push): Use 'true' rather than '1' as second parameter to F.
2014 (h8300_expand_prologue): Likewise.
2015 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2016 (h8300_expand_epilogue): Likewise.
2018 2010-02-15 Richard Guenther <rguenther@suse.de>
2021 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2024 2010-02-15 Nick Clifton <nickc@redhat.com>
2026 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2029 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2031 * intl.c (fake_ngettext): New function.
2032 * intl.h (fake_ngettext): Declare.
2033 (ngettext): Define macro.
2034 * collect2.c (notice_translated): New function.
2035 (main): Use notice_translated and ngettext.
2036 * collect2.h (notice_translated): Declare.
2038 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2040 * reorg.c (delete_computation): Comment fixes.
2041 * caller-save.c (setup_save_areas): Idem.
2042 * sel-sched-dump.c (dump_lv_set): Idem.
2045 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2047 * config/s390/s390.c (s390_sched_init): New function.
2048 (TARGET_SCHED_INIT): Target hook defined.
2050 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2051 Jack Howarth <howarth@bromo.med.uc.edu>
2052 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2055 Partial revert of unintended change in fix for PR41605.
2056 * config/darwin.h: Fix typo.
2057 * config/darwin9.h: Same.
2059 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2061 * c-pch.c (pch_init): Clear v.
2063 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2066 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2067 graphite_can_represent_init for MULT_EXPR.
2069 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2073 * graphite-sese-to-poly.c (remove_phi): New.
2074 (translate_scalar_reduction_to_array): Call remove_phi.
2076 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2079 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2080 * graphite-clast-to-gimple.h (gloog): Update declaration.
2081 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2082 * graphite-poly.h (struct poly_bb): Add missing comments.
2083 (struct scop): Add poly_scop_p field.
2085 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2086 * graphite.c (graphite_transform_loops): Build the polyhedral
2087 representation for each scop before code generation.
2088 * sese.c (rename_variables_in_operand): Removed.
2089 (rename_variables_in_expr): Return the renamed expression.
2090 (rename_sese_parameters): New.
2091 * sese.h (rename_sese_parameters): Declared.
2093 2010-02-11 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/42998
2096 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2097 POINTER_PLUS_EXPR properly.
2099 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2100 Changpeng Fang <changpeng.fang@amd.com>
2103 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2104 the cost of an IV candidate when the IV is used in a test against zero.
2106 * gcc.dg/tree-ssa/ivopts-3.c: New.
2108 2010-02-11 Richard Guenther <rguenther@suse.de>
2111 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2112 pointer-vs-decl case by swapping refs. Handle some cases
2113 of pointer-vs-decl disambiguations more conservatively.
2114 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2115 to false after expanding.
2117 2010-02-11 Richard Guenther <rguenther@suse.de>
2120 * gcc.c (process_command): Handle LTO file@offset case more
2123 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2125 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2126 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2128 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2130 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2131 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2132 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2133 Optimize eq/ne comparisons when both arguments are known to be
2135 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2136 Don't mask operands unnecessarily if they are known to be already
2139 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2141 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2144 2010-02-10 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/43017
2147 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2148 for wrapping signed arithmetic.
2150 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2153 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2154 if no debug info should be emitted for it.
2156 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2158 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2159 note when flag_exceptions is set.
2161 2010-02-10 Duncan Sands <baldrick@free.fr>
2163 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2165 2010-02-10 Richard Guenther <rguenther@suse.de>
2168 * tree.c (get_unwidened): Handle constants.
2169 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2171 2010-02-10 Martin Jambor <mjambor@suse.cz>
2174 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2175 check for variable argument counts independently.
2177 2010-02-10 Christian Bruel <christian.bruel@st.com>
2180 * config/sh/sh.c (find_barrier): Increase length for non delayed
2181 conditional branches.
2183 2010-02-10 Christian Bruel <christian.bruel@st.com>
2185 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2187 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2189 * builtins.c (set_builtin_user_assembler_name): Also handle
2190 ffs if int is smaller than word.
2192 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2195 * ira-conflicts.c (get_dup): Remove.
2196 (process_reg_shuffles): Add new parameter. Use it as an
2197 additional guard for copy generation.
2198 (add_insn_allocno_copies): Rewrite.
2200 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2202 * common.opt (fsched2-use-traces): Preserved for backward
2204 * doc/invoke.texi: Remove the documentation about option
2205 -fsched2-use-traces.
2206 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2207 flag_sched2_use_traces.
2208 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2209 the backward compatibility flag section.
2211 2010-02-09 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/43008
2214 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2215 make HEAP variables initialized from global memory if they
2216 are not known builtin functions.
2217 (find_func_aliases): Adjust.
2219 2010-02-09 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/43000
2222 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2223 arithmetic manually.
2225 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2227 PR tree-optimization/42931
2228 * tree-loop-linear.c (try_interchange_loops): Don't call
2229 double_int_mul if estimated_loop_iterations failed.
2231 2010-02-08 Martin Jambor <mjambor@suse.cz>
2234 * tree-sra.c (build_accesses_from_assign): Do not mark in
2235 should_scalarize_away_bitmap if stmt has volatile ops.
2236 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2239 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2241 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2243 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2245 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2248 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2251 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2253 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2256 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2257 to unknown_dependence.
2258 (graphite_legal_transform_dr): Handle the unknown_dependence.
2259 (graphite_carried_dependence_level_k): Same.
2261 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2263 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2265 2010-02-07 Richard Guenther <rguenther@suse.de>
2268 * expr.c (get_inner_reference): Always initialize *pbitsize.
2270 2010-02-07 Richard Guenther <rguenther@suse.de>
2273 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2274 new ARRAY_REFs on variable size element or minimal index arrays.
2276 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2277 gimple_fold_indirect_ref.
2279 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2282 * arm.c (arm_override_options): Just return if the user has specified
2283 an invalid fpu name.
2285 2010-02-03 Jason Merrill <jason@redhat.com>
2288 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2289 i386_pe_maybe_record_exported_symbol.
2291 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2294 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2295 (pa_delegitimize_address): New function.
2297 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2299 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2300 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2302 2010-02-05 Richard Guenther <rguenther@suse.de>
2305 * lto-streamer-in.c (get_resolution): Deal with references
2306 to undefined functions.
2308 2010-02-05 Richard Guenther <rguenther@suse.de>
2310 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2311 (fold_const_aggregate_ref): Likewise.
2312 (ccp_fold_stmt): Substitute loads.
2313 (maybe_fold_reference): Verify types before substituting.
2315 (fold_gimple_assign): Unshare properly.
2316 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2318 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2320 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2321 for rs6000_gen_cell_microcode.
2323 2010-02-04 Richard Guenther <rguenther@suse.de>
2325 PR rtl-optimization/42952
2326 * dse.c (const_or_frame_p): Remove MEM handling.
2328 2010-02-04 Nick Clifton <nickc@redhat.com>
2330 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2331 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2332 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2333 (mn10300_asm_output_mi_thunk): New function.
2334 (mn10300_can_output_mu_thunk): New function.
2335 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2336 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2337 (FUNCTION_ARG): Delete incorrect comment.
2339 2010-02-03 Jason Merrill <jason@redhat.com>
2342 * fold-const.c (operand_equal_p): Handle erroneous types.
2344 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2346 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2348 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2350 PR rtl-optimization/42941
2351 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2354 2010-02-03 Jason Merrill <jason@redhat.com>
2357 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2359 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2362 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2363 (cselib_reset_table): Renamed from...
2364 (cselib_reset_table_with_next_value): ... this.
2365 (cselib_get_next_uid): Renamed from...
2366 (cselib_get_next_unknown_value): ... this.
2367 * cselib.c (next_uid): Renamed from...
2368 (next_unknown_value): ... this.
2369 (cselib_clear_table): Adjust.
2370 (cselib_reset_table): Adjust. Renamed from...
2371 (cselib_reset_table_with_next_value): ... this.
2372 (cselib_get_next_uid): Adjust. Renamed from...
2373 (cselib_get_next_unknown_value): ... this.
2374 (get_value_hash): Use hash.
2375 (cselib_hash_rtx): Likewise.
2376 (new_cselib_val): Adjust. Set and dump uid.
2377 (cselib_lookup_mem): Pass next_uid as hash.
2378 (cselib_subst_to_values): Likewise.
2379 (cselib_log_lookup): Dump uid.
2380 (cselib_lookup): Pass next_uid as hash. Adjust.
2381 (cselib_process_insn): Adjust.
2382 (cselib_init): Initialize next_uid.
2383 (cselib_finish): Adjust.
2384 (dump_cselib_table): Likewise.
2385 * dse.c (canon_address): Dump value uid.
2386 * print-rtl.c (print_rtx): Print value uid.
2387 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2389 (dv_uid): New function, sort of renamed from...
2390 (dv_htab_hash): ... this, reimplemented in terms of it and...
2391 (dv_uid2hash): ... this. New.
2392 (variable_htab_eq): Drop excess assertions.
2393 (tie_break_pointers): Removed.
2394 (canon_value_cmp): Compare uids.
2395 (variable_post_merge_New_vals): Print uids.
2396 (vt_add_function_parameters): Adjust.
2397 (vt_initialize): Reset table. Adjust.
2399 2010-02-03 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/42944
2402 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2403 (call_may_clobber_ref_p_1): Likewise. Properly handle
2404 malloc and calloc clobbering errno.
2406 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2408 * doc/invoke.texi: Fix name of sched1 dump.
2410 * opts.c (decode_options): Set flag_tree_switch_conversion
2411 only conditionally on optimize >= 2.
2413 * gcse.c: Assorted comment fixes in pass description.
2415 2010-02-03 Anthony Green <green@moxielogic.com>
2417 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2418 nop padding in order to maintain alignment of storage location of
2419 target function address.
2420 (moxie_trampoline_init): Store target function address at newly
2422 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2424 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2426 2010-02-03 Richard Guenther <rguenther@suse.de>
2429 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2431 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2433 * config.gcc: Reenable check for obsolete targets.
2434 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2435 mips-sgi-irix6.[0-4]*.
2437 2010-02-02 Nick Clifton <nickc@redhat.com>
2439 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2440 constant size of 4 as being the same as 0.
2441 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2442 can take values in the range 0..4.
2444 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2447 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2448 as _darwin10_Unwind_FindEnclosingFunction().
2449 * libgcc-libsystem.ver: New.
2451 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2454 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2455 implicitly set registers.
2457 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2459 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2460 (arm_override_options): Allow automatic selection of the thread
2461 pointer register if thumb2.
2462 (legitimize_pic_address): Improve code sequences for Thumb2.
2463 (arm_call_tls_get_addr): Likewise.
2464 (legitimize_tls_address): Likewise.
2465 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2466 (pic_load_addr_32bit): ... this. New named pattern.
2467 * thumb2.md (pic_load_addr_thumb2): Delete.
2468 (pic_load_dot_plus_four): Delete.
2469 (tls_load_dot_plus_four): New named pattern.
2471 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2474 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2475 Document fix for TLS bug.
2477 2010-01-31 Richard Guenther <rguenther@suse.de>
2479 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2480 conservatively correct.
2482 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2486 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2488 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2490 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2492 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2494 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2496 * config.gcc: Adjust order of makefile fragments for mingw targets.
2498 2010-01-31 Richard Guenther <rguenther@suse.de>
2501 * gimplify.c (gimplify_init_constructor): For volatile LHS
2502 initialize a temporary.
2504 2010-01-31 Matthias Klose <doko@ubuntu.com>
2506 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2508 * configure: Regenerate.
2510 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2512 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2513 the same alias set and their sizes different constantness.
2514 (aliasing_component_refs_p): Revert 2009-10-24 change.
2516 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2518 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2521 2010-01-29 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2524 Assert we successfully updated the call.
2526 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2528 PR rtl-optimization/42889
2529 * df.h (df_set_bb_dirty_nonlr): New prototype.
2530 * df-core.c (df_set_bb_dirty_nonlr): New function.
2531 * df-scan.c (df_insn_rescan): Call it instead of
2532 df_set_bb_dirty for DEBUG_INSNs.
2534 2010-01-29 Richard Guenther <rguenther@suse.de>
2537 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2538 quadratic behavior in most cases.
2540 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2544 in the call to gen_x86_movsicc_0_m1.
2546 2010-01-28 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/42871
2549 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2551 2010-01-28 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2554 into call arguments.
2556 2010-01-28 Richard Guenther <rguenther@suse.de>
2559 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2560 the forwarder if the destination is an EH landing pad.
2562 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2564 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2565 block list passed to gimple_duplicate_sese_tail.
2566 (parallelize_loops): Avoid parallelization when the function
2568 Avoid parallelization when the preheader is IRREDUCIBLE.
2569 Try to optimize when estimated_loop_iterations_int is unresolved.
2570 Add the loop's location to the dump file.
2571 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2572 (gimple_duplicate_sese_tail): Remove the check for the latch.
2573 Redirect nexits to the exit block.
2574 Remove handling of the incoming edges to the latch.
2575 Redirect the backedge from the copied latch to the exit bb.
2577 2010-01-28 Michael Matz <matz@suse.de>
2580 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2581 Wrap force_reg into a sequence, emit it before user.
2583 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2585 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2587 (arm_legacy_rev): Likewise.
2588 (thumb_legacy_rev): Likewise.
2590 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2592 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2593 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2594 on MEM's address failed, try avoid_constant_pool_reference and
2595 recurse if it returned something different.
2596 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2597 address, try avoid_constant_pool_reference and recurse if it
2598 returned something different.
2599 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2600 address and avoid_constant_pool_reference returned something
2601 different, don't set have_address.
2603 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2606 * var-tracking.c (val_store): Add modified argument, obey it.
2608 (count_uses): Move down logging of main.
2609 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2610 don't need resolution.
2611 (emit_notes_in_bb): Likewise.
2613 2010-01-27 Richard Guenther <rguenther@suse.de>
2616 * tree-inline.c (remap_decl): Delay remapping of SSA name
2617 default definitions until we need them.
2619 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2621 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2622 (rs6000_delegitimize_address): New function.
2624 * config/s390/s390.c (s390_delegitimize_address): Call
2625 delegitimize_mem_from_attrs.
2628 * tree-inline.c (cannot_copy_type_1): Removed.
2629 (copy_forbidden): Don't forbid copying of functions containing
2630 records/unions with variable length fields.
2632 2010-01-27 Christian Bruel <christian.bruel@st.com>
2636 * config/sh/sh.c (find_barrier): Increase length for non delayed
2637 conditional branches.
2639 2010-01-27 Matthias Klose <doko@ubuntu.com>
2641 * configure.ac (gnu-unique-object): Fix ldd version check.
2642 * configure: Regenerate.
2644 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2646 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2648 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2649 Test for HAVE_GNU_AS value.
2651 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2653 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2654 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2655 INT64_TYPE): Define.
2656 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2657 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2658 INT_LEAST64_TYPE): Define.
2659 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2660 UINT_LEAST64_TYPE): Define.
2661 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2662 INT_FAST64_TYPE): Define.
2663 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2664 UINT_FAST64_TYPE): Define.
2665 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2666 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2667 (SIG_ATOMIC_TYPE): Define.
2669 2010-01-26 Richard Guenther <rguenther@suse.de>
2671 * df-scan.c (df_scan_set_bb_info): Remove assert.
2672 (df_insn_rescan_debug_internal): Merge asserts.
2673 (df_install_ref): Likewise.
2674 (df_mark_reg): Use bitmap_set_range.
2675 (df_hard_reg_used_p): Remove assert.
2676 (df_hard_reg_used_count): Likewise.
2678 2010-01-26 Richard Guenther <rguenther@suse.de>
2680 PR rtl-optimization/42685
2681 * web.c (web_main): Ignore DEBUG_INSNs.
2683 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2685 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2687 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2688 Fix types of fndecl and arglist parameters.
2690 2010-01-26 Richard Guenther <rguenther@suse.de>
2693 * tree-eh.c (unsplit_eh): Skip debug insns.
2695 2010-01-26 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/42250
2698 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2700 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2703 * omp-low.c (expand_omp_sections): Only use single_pred if
2704 l2_bb is single_pred_p.
2706 2010-01-25 Christian Bruel <christian.bruel@st.com>
2709 * config/sh/sh.c (find_barrier): Increase length for non delayed
2710 conditional branches.
2711 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2713 2010-01-24 David S. Miller <davem@davemloft.net>
2715 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2716 define if not using GAS.
2717 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2718 Likewise. Delete SECTION_MERGE code, which is only applicable
2721 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2724 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2725 mangling of va_list in system headers.
2727 2010-01-23 Toon Moene <toon@moene.org>
2729 * tree-predcom.c (combine_chains): Return NULL, not false.
2731 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2733 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2734 initialization of variable res to agree with return type.
2736 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2738 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2739 * tree-sra.c: Add include of expr.h.
2741 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2743 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2744 insert the debug stmt on the single non-EH edge from the stmt.
2746 2010-01-22 Richard Henderson <rth@redhat.com>
2749 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2750 the RHS until after generate_subtree_copies has insertted its
2751 code before the current statement.
2753 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2755 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2757 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2759 2010-01-21 Martin Jambor <mjambor@suse.cz>
2761 PR tree-optimization/42585
2762 * tree-sra.c (struct access): New field grp_total_scalarization.
2763 (dump_access): Dump the new field.
2764 (should_scalarize_away_bitmap): New variable.
2765 (cannot_scalarize_away_bitmap): Likewise.
2766 (sra_initialize): Allocate new bitmaps.
2767 (sra_deinitialize): Free new bitmaps.
2768 (create_access_1): New function.
2769 (create_access): Parts moved to create_access_1.
2770 (type_consists_of_records_p): New function.
2771 (completely_scalarize_record): Likewise.
2772 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2773 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2774 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2776 (analyze_all_variable_accesses): Completely scalarize small eligible
2779 2010-01-21 Martin Jambor <mjambor@suse.cz>
2781 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2783 2010-01-21 Andrew Haley <aph@redhat.com>
2785 * gcc.c (process_command): Move lang_specific_driver before
2786 setting cc_libexec_prefix.
2788 2010-01-21 Richard Guenther <rguenther@suse.de>
2791 * fold-const.c (negate_expr_p): Pretend only negative
2792 real constants are easily negatable.
2794 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2795 Jason Merrill <jason@redhat.com>
2797 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2798 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2799 * calls.c (initialize argument_information): Handle it.
2800 * c-common.c (handle_transparent_union_attribute): Use new name.
2801 * c-decl.c (finish_struct): Ditto.
2802 * c-typeck.c (type_lists_compatible_p): Ditto.
2803 (convert_for_assignment): Use new name and also handle record.
2804 * function.c (aggregate_value_p): Handle it.
2805 (pass_by_reference): Ditto.
2806 (assign_parm_data_types): Ditto.
2807 * print-tree.c (print_node): Ditto.
2808 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2809 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2810 * tree.c (first_field): New fn.
2812 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2815 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2816 even when linking statically, for now.
2818 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2821 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2822 without a cselib val.
2823 (count_uses): Accept MO_VAL_SET with no val on stores.
2824 (add_stores): Likewise.
2826 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2828 * var-tracking.c (check_value_val): Add a compile time assertion.
2829 (dv_is_decl_p): Simplify.
2830 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2831 gcc_assert if ENABLE_CHECKING.
2833 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2836 * var-tracking.c: Include tree-flow.h.
2837 (mem_dies_at_call): New.
2838 (dataflow_set_preserve_mem_locs): Use it.
2839 (dataflow_set_remove_mem_locs): Likewise.
2840 (dump_var): Renamed from dump_variable. Adjust all callers.
2841 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2842 * Makefile.in (var-tracking.o): Adjust deps.
2844 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2846 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2848 2010-01-20 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/42717
2851 * tree-ssa-dce.c (get_live_post_dom): Remove.
2852 (forward_edge_to_pdom): Take an arbitrary edge to copy
2853 degenerate PHI args from.
2854 (remove_dead_stmt): Use the first post-dominator even if it
2855 does not contain live statements as redirection destination.
2857 2010-01-20 Richard Guenther <rguenther@suse.de>
2859 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2861 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2863 * sel-sched.c (create_speculation_check): Remove set but not used
2865 (try_transformation_cache): Remove set but not used variable ds.
2866 (calculate_privileged_insns): Remove set but not used variables
2867 cur_insn and min_spec_insn.
2868 (find_best_expr): Remove set but not used variable avail_n.
2869 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2871 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2873 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2874 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2877 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2880 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2881 cpu types. Add support for *-sse3 cpu types.
2882 (x86_64-*-*): Ditto.
2884 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2887 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2888 argument, call initializer_constant_valid_p_1 instead of
2889 initializer_constant_valid_p, pass CACHE to it, return NULL
2890 immediately if first call returns NULL.
2891 (initializer_constant_valid_p_1): New function.
2892 (initializer_constant_valid_p): Use it.
2894 2010-01-20 Thomas Quinot <quinot@adacore.com>
2896 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2898 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2900 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2901 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2902 (loc_list_from_tree): Don't handle unsigned division. Handle
2903 signed modulo using DW_OP_{over,over,div,mul,minus}.
2904 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2905 modulo instead of signed.
2907 2010-01-20 DJ Delorie <dj@redhat.com>
2909 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2911 (h8300_emit_stack_adjustment): Propogate it.
2913 (h8300_expand_prologue): Likewise.
2914 (h8300_expand_epilogue): Likewise.
2916 2010-01-19 Michael Matz <matz@suse.de>
2918 PR tree-optimization/41783
2919 * tree-data-ref.c (toplevel): Include flags.h.
2920 (dump_data_dependence_relation): Also dump the inputs if the
2921 result will be unknown.
2922 (split_constant_offset_1): Look through some conversions.
2923 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2924 the offset from last element is too large.
2925 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2926 (reassociate_to_the_same_stmt): Handle vector registers.
2927 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2929 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2930 wide_prolog_niters argument, emit widening instructions.
2931 (vect_do_peeling_for_alignment): Adjust caller, use widened
2932 variant of the iteration cound.
2933 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2935 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2938 * config/arm/neon-testgen.m (emit_automatics): New parameter
2939 features. Adjust for Fixed_return_reg feature.
2940 (test_intrinsic): Call emit_automatics with new feature.
2941 * config/arm/neon.ml: Update copyright years.
2942 (features): New Fixed_return_reg feature.
2943 (ops): Update feature for Vget_low.
2945 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2947 PR tree-optimization/42719
2948 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2952 * fwprop.c (all_uses_available_at): Return false if def_set dest
2953 is a REG that is used in def_insn.
2955 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2957 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2959 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2962 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2964 * target.h (struct gcc_target) <secondary_reload>: Change type
2965 of last argument to secondary_reload_info *.
2967 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2970 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2971 memory references with unaligned offsets. Remove CQImode handling.
2972 (unaligned_memory_operand): Return 1 for memory references with
2973 unaligned offsets. Remove CQImode handling.
2975 2010-01-18 Richard Guenther <rguenther@suse.de>
2978 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2981 2010-01-18 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/42781
2984 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2985 restrict processing only if the original variable was artificial.
2987 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2989 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2990 find number of popped argument bytes.
2992 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2993 Fix the text that describes the return value for invalid insns.
2995 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2997 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2998 Clarify what 'cost of the -dependence' is. Fix quoting.
3000 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3001 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3003 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3005 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3006 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3008 2010-01-17 Richard Guenther <rguenther@suse.de>
3011 * function.c (split_complex_args): Take a VEC to modify.
3012 (assign_parms_augmented_arg_list): Build a VEC instead of
3013 a chain of PARM_DECLs.
3014 (assign_parms_unsplit_complex): Take a VEC of arguments.
3015 Do not fixup unmodified parms.
3016 (assign_parms): Deal with the VEC.
3017 (gimplify_parameters): Likewise.
3019 2010-01-17 Richard Guenther <rguenther@suse.de>
3021 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3022 node existence check.
3023 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3024 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3025 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3026 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3027 (gimple_execute_on_growing_pred): Likewise.
3029 2010-01-17 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/42773
3032 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3033 (compute_antic_aux): Likewise.
3034 (compute_partial_antic_aux): Likewise.
3036 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3039 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3042 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3044 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3047 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3048 Fix markup for strict argument.
3050 (TARGET_SCHED_REORDER2): Fix argument types.
3052 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3053 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3055 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3056 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3058 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3061 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3062 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3063 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3064 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3065 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3067 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3069 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3071 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3072 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3074 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3076 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3079 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3081 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3082 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3084 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3086 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3088 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3089 referring to it. Fix language.
3091 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3093 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3095 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3097 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3099 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3100 '@var{stream}. Remove stray 'and'.
3102 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3104 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3106 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3108 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3109 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3111 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3112 Fix description of return value.
3113 Rename argument "sz" to "len."
3115 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3116 Clarify meaning of 'true' return value.
3118 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3120 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3121 rep_mode versus mode_rep.
3123 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3125 (TARGET_BUILTIN_DECL): Fix name.
3127 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3129 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3131 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3133 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3135 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3137 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3140 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3141 Rename argument tm_fn to md_fn.
3143 (TARGET_OPTION_PRINT): Fix argument list.
3145 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3148 * config/i386/i386.c (ix86_fixup_binary_operands):
3149 Revert FMA4 fixup of operands.
3151 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3154 * Makefile.in (write_entries_to_file, install-plugin):
3155 Use \012 instead of \n with tr.
3157 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3159 * configure.ac (HAVE_AS_REF): New C macro.
3160 * configure: Regenerate.
3161 * config.in: Likewise.
3162 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3164 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3167 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3169 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3171 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3173 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3175 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3177 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3179 (TARGET_BINDS_LOCAL_P): Fix argument type.
3181 (TARGET_ASM_FILE_END): Use prototype.
3183 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3185 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3187 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3189 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3191 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3192 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3194 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3195 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3197 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3198 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3199 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3200 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3202 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3204 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3206 (TARGET_INIT_BUILTINS): Use prototype.
3208 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3209 Put 'const char *' in braces. Fix parameter types.
3210 (TARGET_INVALID_CONVERSION): Fix parameter types.
3211 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3212 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3214 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3217 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3219 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3221 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3223 * doc/tm.texi (TARGET_HELP): Fix return type.
3225 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3226 in braces. Fix argument types.
3228 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3230 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3232 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3234 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3235 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3237 (TARGET_MANGLE_TYPE): Fix argument types.
3239 (TARGET_IRA_COVER_CLASSES): Use prototype.
3241 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3243 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3245 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3247 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3249 (TARGET_CALLEE_COPIES): Fix argument types.
3251 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3253 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3255 (TARGET_FUNCTION_VALUE): Fix argument types.
3257 (TARGET_RETURN_IN_MSB): Fix argument type.
3259 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3261 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3263 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3265 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3266 agree with return type.
3268 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3270 2010-01-15 Jing Yu <jingyu@google.com>
3272 PR rtl-optimization/42691
3273 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3274 a pseudo to a constant and are merged, and adjust comments.
3276 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3278 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3280 2010-01-15 Richard Guenther <rguenther@suse.de>
3283 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3284 labels of computed or non-local gotos to the destination.
3285 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3286 landing pad label is the first label.
3288 2010-01-15 Richard Guenther <rguenther@suse.de>
3290 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3292 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3295 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3296 to allow generation of the xssqrtdp instruction on power7.
3297 (sqrtdf2_fpr): Ditto.
3299 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3302 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3303 functions with noreturn attribute.
3306 * varasm.c (declare_weak): Add weak attribute to decl if it
3307 doesn't have one already.
3308 (assemble_external): Only add decls to weak_decls if they also
3309 have weak attribute.
3311 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3313 * var-tracking.c (var_reg_delete): Don't delete the association
3314 between REGs and values or one-part variables if the register
3317 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3320 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3321 because its first operand is a non-localized variable.
3323 2010-01-14 Martin Jambor <mjambor@suse.cz>
3325 PR tree-optimization/42706
3326 * tree-sra.c (encountered_recursive_call): New variable.
3327 (encountered_unchangable_recursive_call): Likewise.
3328 (sra_initialize): Initialize both new variables.
3329 (callsite_has_enough_arguments_p): New function.
3330 (scan_function): Call decl and flags check only for IPA-SRA, check
3331 whether there is a recursive call and whether it has enough arguments.
3332 (all_callers_have_enough_arguments_p): New function.
3333 (convert_callers): Look for recursive calls only when
3334 encountered_recursive_call is set.
3335 (ipa_early_sra): Bail out either if
3336 !all_callers_have_enough_arguments_p or
3337 encountered_unchangable_recursive_call.
3339 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3341 * sel-sched.c: Add 2010 to copyright years.
3342 * sel-sched-ir.c: Likewise.
3343 * sel-sched-ir.h: Likewise.
3345 2010-01-14 Martin Jambor <mjambor@suse.cz>
3347 PR tree-optimization/42714
3348 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3349 constructors specially.
3351 2010-01-14 Andi Kleen <ak@linux.intel.com>
3353 * config/i386/drivers-i386.c (detect_caches_intel):
3354 Add l2sizekb parameter and fill in.
3355 (host_detect_local_cpu): Add l2sizekb, fill in.
3356 Add Atom small cache heuristic.
3358 2010-01-14 Andi Kleen <ak@linux.intel.com>
3360 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3361 Add level3 parameter and fill in.
3362 (detect_caches_intel): Handle level3 cache.
3364 2010-01-14 Andi Kleen <ak@linux.intel.com>
3366 * config/i386/drivers-i386.c (host_detect_local_cpu):
3367 Fix core duo detection.
3369 2010-01-14 Andi Kleen <ak@linux.intel.com>
3371 * config/i386/drivers-i386.c (host_detect_local_cpu):
3374 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3376 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3377 (rs6000_variable_issue_1): this. Use...
3378 (rs6000_variable_issue): here. Reimplement. Print debug info.
3380 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3382 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3383 sel_restore_notes. Update all callers. Call reemit_notes
3386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3388 PR rtl-optimization/42246
3389 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3392 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3394 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3395 all successors is the same as number of successors in current region.
3397 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3399 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3400 to rename is not separable. Otherwise check that its LHS is not NULL.
3402 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3404 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3406 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3408 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3409 available registers when failed to discover LHS register class.
3410 Fix indentation. Update comment.
3412 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3413 Alexander Monakov <amonakov@ispras.ru>
3415 PR rtl-optimization/42389
3416 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3418 (advance_state_on_fence): Likewise.
3419 (sel_target_adjust_priority): Print debug output only when
3420 sched_verbose >= 4, not 2.
3421 (get_expr_cost): Do not issue all unique insns on the next cycle.
3422 (fill_insns): Initialize can_issue_more from the value saved
3424 * sel-sched-ir.c (flist_add): New parameter issue_more.
3425 Init FENCE_ISSUE_MORE with it.
3426 (merge_fences): Likewise.
3427 (init_fences): Update call to flist_add.
3428 (add_to_fences, add_clean_fence_to_fences)
3429 (add_dirty_fence_to_fences): Likewise.
3430 (move_fence_to_fences): Update call to merge_fences.
3431 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3433 * sel-sched-ir.h (struct _fence): New field issue_more.
3434 (FENCE_ISSUE_MORE): New accessor macro.
3436 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3438 PR rtl-optimization/42388
3439 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3440 that have no predecessors nor successors. Do not call move_bb_info
3441 for empty blocks outside of current region.
3443 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3445 PR rtl-optimization/42294
3446 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3447 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3448 originators' originators.
3450 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3452 PR rtl-optimization/39453
3453 PR rtl-optimization/42246
3454 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3456 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3458 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3459 Alexander Monakov <amonakov@ispras.ru>
3462 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3463 (maybe_tidy_empty_bb): ... here. Make static. Add new
3464 argument. Update all callers.
3465 (tidy_control_flow): ... and here. Recompute topological order
3466 of basic blocks in region if necessary.
3467 (sel_redirect_edge_and_branch): Change return type. Return true
3468 if topological order might have been invalidated.
3469 (purge_empty_blocks): Export and move from...
3470 * sel-sched.c (purge_empty_blocks): ... here.
3471 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3472 (maybe_tidy_empty_bb): Delete prototype.
3473 (purge_empty_blocks): Declare.
3475 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3477 PR rtl-optimization/42249
3478 * sel-sched.c (try_replace_dest_reg): When chosen register
3479 and original register is the same, do not bail out early, but
3480 still check all original insns for validity of replacing destination
3481 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3484 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3487 Port from no-undefined-overflow branch:
3488 2009-03-09 Richard Guenther <rguenther@suse.de>
3490 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3492 2010-01-14 Richard Guenther <rguenther@suse.de>
3495 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3497 2010-01-14 Ira Rosen <irar@il.ibm.com>
3499 PR tree-optimization/42709
3500 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3501 as scalar type in creation of constant vector operand.
3503 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3506 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3507 (check-parallel-%): Match `testsuite' directory component only
3510 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3512 PR translation/39521
3513 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3516 2010-01-13 Richard Guenther <rguenther@suse.de>
3518 PR tree-optimization/42730
3519 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3522 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3525 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3526 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3529 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3531 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3532 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3533 ___umulsi3_highpart.
3535 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3536 rather than schedule_insns if the pass is enabled.
3538 2010-01-13 Martin Jambor <mjambor@suse.cz>
3540 PR tree-optimization/42704
3541 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3544 2010-01-13 Martin Jambor <mjambor@suse.cz>
3546 PR tree-optimization/42703
3547 * tree-sra.c (analyze_access_subtree): Check that we can build a
3548 reference to the original data within the aggregate.
3550 2010-01-13 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/42705
3553 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3555 2010-01-13 Richard Guenther <rguenther@suse.de>
3558 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3560 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3563 * var-tracking.c (values_to_unmark): New variable.
3564 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3565 values_to_unmark vector. Moved body to...
3566 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3567 instead queue it into values_to_unmark vector.
3568 (vt_find_locations): Free values_to_unmark vector.
3570 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3572 * config/s390/s390.c (override_options): Set
3573 default of max-pending-list-length to 256
3575 2010-01-13 Richard Guenther <rguenther@suse.de>
3578 * tree-pass.h (PROP_gimple_lcx): New.
3579 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3580 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3581 before the final cleanup_eh.
3582 (dump_properties): Dump PROP_gimple_lcx.
3583 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3584 (tree_lower_complex_O0): Remove.
3585 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3586 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3587 tree_lower_complex, schedule TODO_update_ssa.
3588 * lto-streamer-out.c (output_function): Stream the functions
3590 * lto-streamer-in.c (input_function): Likewise.
3591 (lto_read_body): Do not override them here.
3593 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3596 * c-typeck.c (build_c_cast): Fold value cast to union type before
3597 wrapping it in a CONSTRUCTOR.
3599 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3601 PR rtl-optimization/42699
3602 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3605 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3607 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3608 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3609 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3610 SUBTARGET_WARN_UNUSED_SPEC): ... here
3611 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3613 2010-01-12 Julian Brown <julian@codesourcery.com>
3615 * config/arm/neon-schedgen.ml (Utils): Don't try to
3616 open missing module.
3617 (find_with_result): New.
3619 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3622 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3623 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3625 PR tree-optimization/42645
3626 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3627 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3628 decl_map, set processing_debug_stmt to -1 and return name without
3631 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3633 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3634 binutils version, and reword target configuration description.
3636 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3638 * config/avr/avr.h (LINKER_NAME): Remove.
3640 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3643 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3644 that support VSX, warn for -mno-altivec if vsx is not disabled,
3647 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3648 Shujing Zhao <pearly.zhao@oracle.com>
3650 PR translation/42469
3651 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3652 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3653 character between option name and help text.
3654 * c.opt (imultilib): Likewise.
3656 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3658 * lto-streamer-out.c (output_unreferenced_globals): Output static
3661 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3663 PR rtl-optimization/42621
3664 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3665 optimizing for size.
3666 (duplicate_computed_gotos): Remove now-redundant check.
3668 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3671 * configure.ac: Save and restore LDFLAGS and LIBS
3672 * configure: Regenerate.
3674 2010-01-10 Richard Guenther <rguenther@suse.de>
3677 * builtins.c (fold_builtin_strlen): Add type argument and
3678 convert the resulting length to it.
3679 (fold_builtin_1): Adjust.
3681 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3683 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3684 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3686 (num_insns_constant_wide): Adjust for that change.
3688 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3691 * web.c (union_defs): Add used argument, to combine uses of
3693 (entry_register): Adjust type and tests of used argument.
3694 (web_main): Widen used for new use. Pass it to union_defs.
3695 * df.h (union_defs): Adjust prototype.
3697 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3700 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3701 uses in new incoming argument. Free body.
3702 (reset_debug_uses_in_loop): New.
3703 (analyze_insn_to_expand_var): Call the latter if the former found
3704 anything. Fix whitespace. Reject invalid dest overlaps before
3705 going through all insns in the loop.
3707 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3710 * haifa-sched.c (dying_use_p): Debug insns don't count.
3712 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3715 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3716 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3717 (verify_gimple_call): Reject LHS in noreturn calls.
3719 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3723 * tree-vect-loop-manip.c (adjust_info): New type.
3724 (adjust_vec): New pointer to vector.
3725 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3726 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3727 (slpeel_update_phis_for_duplicate_loop): Use them.
3728 (slpeel_update_phi_nodes_for_guard1): Likewise.
3729 (slpeel_update_phi_nodes_for_guard2): Likewise.
3730 (slpeel_tree_peel_loop_to_edge): Likewise.
3731 (vect_update_ivs_after_vectorizer): Likewise.
3733 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3735 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3736 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3738 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3740 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3741 bogus uninitialized warning.
3743 2010-01-09 Richard Guenther <rguenther@suse.de>
3746 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3747 the evolution is compatible with the initial condition.
3749 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3751 * gcc.c (process_command): Update copyright notice dates.
3752 * gcov.c (print_version): Likewise.
3753 * gcov-dump.c (print_version): Likewise.
3754 * mips-tfile.c (main): Likewise.
3755 * mips-tdump.c (main): Likewise.
3757 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3760 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3762 (rotlhi3_8): Delete.
3764 (rotlsi3_8): Delete.
3765 (rotlsi3_16): Delete.
3766 (rotlsi3_24): Delete.
3768 (*rotw<mode>3): New.
3769 (*rotb<mode>3): New.
3770 * config/avr/avr.c (avr_rotate_bytes): New function.
3771 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3773 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3776 * configure.ac: Modify -rdynamic check.
3777 * configure: Regenerate.
3779 2010-01-08 DJ Delorie <dj@redhat.com>
3781 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3782 register popping order.
3784 2010-01-08 Richard Guenther <rguenther@suse.de>
3787 * c.opt (fsigned-char): Also let LTO handle this option.
3788 (funsigned-char): Likewise.
3790 2010-01-07 Richard Guenther <rguenther@suse.de>
3792 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3793 (gimple_op): Likewise.
3794 (gimple_op_ptr): Likewise.
3795 (gimple_assign_set_lhs): Remove gcc_assert.
3796 (gimple_assign_set_rhs1): Likewise.
3797 (gimple_assign_set_rhs2): Likewise.
3798 (gimple_call_set_lhs): Likewise.
3799 (gimple_call_set_fn): Likewise.
3800 (gimple_call_set_fndecl): Likewise.
3801 (gimple_call_fndecl): Likewise.
3802 (gimple_call_return_type): Likewise.
3803 (gimple_call_set_chain): Likewise.
3804 (gimple_call_num_args): Likewise.
3805 (gimple_call_set_arg): Likewise.
3806 (gimple_cond_set_code): Likewise.
3807 (gimple_cond_set_lhs): Likewise.
3808 (gimple_cond_set_rhs): Likewise.
3809 (gimple_cond_set_true_label): Likewise.
3810 (gimple_cond_set_false_label): Likewise.
3811 (gimple_label_set_label): Likewise.
3812 (gimple_goto_set_dest): Likewise.
3813 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3814 (gimple_debug_bind_get_value): Likewise.
3815 (gimple_debug_bind_get_value_ptr): Likewise.
3816 (gimple_debug_bind_set_var): Likewise.
3817 (gimple_debug_bind_set_value): Likewise.
3818 (gimple_debug_bind_reset_value): Likewise.
3819 (gimple_debug_bind_has_value_p): Likewise.
3820 (gimple_return_retval_ptr): Remove gcc_assert.
3821 (gimple_return_retval): Likewise.
3822 (gimple_return_set_retval): Likewise.
3823 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3824 (safe_referenced_var_iterator): Remove.
3825 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3826 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3827 (fill_referenced_var_vec): Remove.
3828 (first_readonly_imm_use): Remove redundant gcc_assert.
3829 (phi_arg_index_from_use): Combine gcc_asserts.
3830 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3831 (first_imm_use_stmt): Remove redundant gcc_assert.
3832 * tree-cfg.c (verify_gimple_call): Verify function and chain
3833 operands. Verify arguments.
3834 (verify_types_in_gimple_stmt): Verify condition code and labels.
3836 2010-01-07 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/42641
3839 * sese.c (rename_map_elt_info): Use the SSA name version, do
3842 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3844 PR tree-optimization/42625
3845 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3846 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3848 2010-01-07 Duncan Sands <baldrick@free.fr>
3850 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3852 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3855 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3856 note itself is not function_invariant_p.
3858 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3860 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3861 Do not add the DF_NOTE problem.
3862 * store-motion.c (execute_rtl_store_motion): Likewise.
3864 2010-01-07 Martin Jambor <mjambor@suse.cz>
3866 PR tree-optimization/42157
3867 * tree-sra.c (compare_access_positions): Stabilize sort if both
3868 accesses have integer types, return zero immediately if they are the
3871 2010-01-06 Richard Henderson <rth@redhat.com>
3874 * haifa-sched.c (add_to_note_list): Merge into ...
3875 (concat_note_lists): ... here, and ...
3876 (unlink_other_notes, rm_other_notes): Merge into...
3877 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3878 NOTE_INSN_EPILOGUE_BEG.
3880 2010-01-06 Richard Guenther <rguenther@suse.de>
3882 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3883 not inline regular functions into always-inline functions.
3885 2010-01-06 Nick Clifton <nickc@redhat.com>
3887 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3888 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3890 (OVERRIDE_OPTIONS): Delete.
3891 (OPTIMIZATION_OPTIONS): Define.
3892 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3893 * config/rx/rx.c (rx_handle_option): Issue an error message if
3894 -mcpu=rx200 and -fpu are used together.
3895 (rx_set_optimization_options): New function. Issue an error
3896 message if an optimization attribute attempts to reset the FPU/
3897 math optimization pairing.
3898 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3899 * config/rx/rx.opt: Set the default to 32-bit doubles.
3900 * config/rx/t-rx: Add multilibs for -nofpu option.
3901 * doc/invoke.texi: Update documentation of RX options.
3903 2010-01-06 Richard Guenther <rguenther@suse.de>
3905 * tree-ssa-pre.c (name_to_id): New global.
3906 (alloc_expression_id): Simplify SSA name handling.
3907 (lookup_expression_id): Likewise.
3908 (init_pre): Zero name_to_id.
3909 (fini_pre): Free it.
3911 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3913 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3915 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3918 * config/i386/sse.md (smaxv2di3): New.
3919 (umaxv2di3): Likewise.
3920 (sminv2di3): Likewise.
3921 (uminv2di3): Likewise.
3923 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3926 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3927 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3928 (legitimize_tls_address): Likewise.
3929 (sparc_tls_referenced_p): Likewise.
3930 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3931 and adjust calls to legitimize_pic_address.
3932 (legitimate_constant_p) Use sparc_tls_referenced_p.
3933 (legitimate_pic_operand_p): Likewise.
3934 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3935 (sparc_tls_symbol_ref_1): Delete.
3936 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3937 (legitimize_tls_address): Make static, handle CONST patterns.
3938 (legitimize_pic_address): Make static, remove unused parameter and
3939 adjust recursive calls.
3940 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3941 and adjust call to legitimize_pic_address.
3942 (sparc_output_mi_thunk): Likewise.
3944 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3945 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3949 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3950 operands to make them signed.
3953 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3956 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3957 GTU to GT for V4SI and V2DI.
3959 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3960 (umin<mode>3): Removed.
3962 (uminv4si3): Likewise.
3964 2010-01-05 Martin Jambor <mjambor@suse.cz>
3966 PR tree-optimization/42462
3967 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3968 current_function_decl to helper functions and macros.
3970 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3973 * flags.h: Don't include real.h.
3974 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3975 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3976 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3977 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3978 * dominance.c: Update copyright.
3979 * gimple.c (walk_gimple_op): Remove inline.
3980 * tree-ssa-reassoc.c: Include real.h.
3981 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3982 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3984 2010-01-05 Nick Clifton <nickc@redhat.com>
3986 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3987 register to push into the stack frame when the accumulator has to
3988 be saved during interrupts.
3990 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3992 * doc/invoke.texi: Remove the documentation about option
3994 * common.opt (Wunreachable-code): Preserved for backward
3996 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3997 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3998 the backward compatibility flag section.
4000 2010-01-05 Richard Guenther <rguenther@suse.de>
4002 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4004 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4007 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4009 PR tree-optimization/42508
4010 * tree-sra.c (convert_callers): Check for recursive call
4011 by comparing cgraph nodes instead of decls.
4012 (modify_function): Call ipa_modify_formal_parameters also
4013 on all same_body aliases.
4015 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4016 cgraph nodes when checking for same_body aliases.
4018 2010-01-05 Richard Guenther <rguenther@suse.de>
4020 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4021 allocation and lookup.
4022 (get_or_alloc_expr_for_constant): Likewise.
4023 (phi_translate): Sink allocation.
4025 2010-01-04 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4028 a new entry only if needed.
4029 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4030 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4032 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4034 (phi_translate): Handle CONSTANTs early.
4036 2010-01-04 Martin Jambor <mjambor@suse.cz>
4038 PR tree-optimization/42398
4039 * tree-sra.c (struct access): Removed flag grp_different_types.
4040 (dump_access): Do not dump the removed flag.
4041 (sort_and_splice_var_accesses): Do not set the removed flag.
4042 (sra_modify_expr): Check for type compatibility directly.
4044 2010-01-04 Martin Jambor <mjambor@suse.cz>
4046 PR tree-optimization/42366
4047 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4048 edges with variable number of parameters.
4049 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4050 flag instead of asserting it.
4051 (ipa_read_node_info): Read uses_analysis_done flag.
4053 2010-01-04 Richard Guenther <rguenther@suse.de>
4055 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4056 iterative_hash_* as intended.
4057 (vn_reference_compute_hash): Likewise. Simplify hashing
4059 (vn_reference_lookup_2): Likewise.
4060 (vn_nary_op_compute_hash): Likewise.
4061 (vn_phi_compute_hash): Likewise.
4062 (expressions_equal_p): Remove strange code.
4063 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4064 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4065 (bitmap_insert_into_set_1): Take value-id as parameter.
4066 (add_to_value): Pass it.
4067 (bitmap_insert_into_set): Likewise.
4068 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4070 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4073 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4074 (do_self_spec): For switches with SWITCH_IGNORE set set also
4075 SWITCH_IGNORE_PERMANENTLY.
4076 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4079 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4081 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4082 tree of an unreferenced global var.
4084 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4087 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4088 GTU to GT for V4SI and V2DI.
4090 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4091 (umin<mode>3): Removed.
4093 (uminv4si3): Likewise.
4095 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4098 * collect2.c (main): Turn on trace in collect2 if -v is passed
4101 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4103 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4104 description of expression operand.
4106 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4108 * configure.ac: Add install-html to target_list for Make-hooks.
4109 * configure: Regenerate.
4110 * fortran/Make-lang.in (F95_HTMLFILES): New.
4111 (fortran.html): Use it.
4112 (fortran.install-html): New.
4113 * Makefile.in (install-html): Add lang.install-html.
4114 * java/Make-lang.in (JAVA_HTMLFILES): New.
4115 (java.html): Use it.
4116 (java.install-html): New.
4117 * objc/Make-lang.in (objc.install-html): New.
4118 * objcp/Make-lang.in (obj-c++.install-html): New.
4119 * cp/Make-lang.in (c++.install-html): New.
4120 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4121 * lto/Make-lang.in (lto.install-html): New.
4123 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4126 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4128 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4130 PR rtl-optimization/41862
4131 * store-motion.c (store_killed_in_insn, compute_store_table,
4132 remove_reachable_equiv_notes, replace_store_insn,
4133 build_store_vectors): Ignore all DEBUG_INSNs.
4135 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4138 * common.opt: Add dumpdir.
4140 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4142 (option_map): Add --dumpdir.
4144 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4146 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4148 * opts.c (decode_options): Try dump_dir_name first if
4149 dump_base_name isn't an absolute path.
4150 (common_handle_option): Handle OPT_dumpdir.
4152 * toplev.c (dump_dir_name): New.
4153 (print_switch_values): Also ignore -dumpdir.
4155 * toplev.h (dump_dir_name): New.
4157 2010-01-03 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/42589
4160 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4161 double-word expansion of bswap32.
4163 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4165 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4166 with BLOCK_FOR_INSN.
4167 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4168 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4169 noce_process_if_block): Likewise.
4170 * gcse.c (compute_local_properties, insert_expr_in_table,
4171 insert_set_in_table, canon_list_insert, find_avail_set,
4172 pre_insert_copy_insn): Likewise.
4174 * basic-block.h (BLOCK_NUM): Move from here...
4175 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4177 2010-01-03 Richard Guenther <rguenther@suse.de>
4179 PR tree-optimization/42438
4180 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4181 contains_may_not_return_call flag.
4182 (BB_MAY_NOTRETURN): New.
4183 (valid_in_sets): Trapping nary operations are not valid
4184 in blocks that may not return.
4185 (insert_into_preds_of_block): Remove check for trapping expressions.
4186 (compute_avail): Compute also BB_MAY_NOTRETURN.
4188 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4190 * doc/invoke.texi: Add 2010 to copyright years.
4192 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4194 * config/sparc/sparc.c: Fix formatting nits.
4196 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4197 Alexander Monakov <amonakov@ispras.ru>
4199 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4201 2010-01-02 Richard Guenther <rguenther@suse.de>
4204 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4205 (simplify_switch_using_ranges): Mark to be removed edges
4208 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4210 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4212 * collect2.c (scan_libraries): Add missing argument in call to
4215 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4218 * config/alpha/predicates.md (aligned_memory_operand): Return false
4220 (unaligned_memory_operand): Return true for CQImode.
4221 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4222 doesn not cross aligned SImode word boundary.
4224 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4226 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4228 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4229 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4231 2010-01-02 Richard Guenther <rguenther@suse.de>
4234 * toplev.c (compile_file): Emit LTO marker properly. Change
4236 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4238 2010-01-01 Richard Guenther <rguenther@suse.de>
4241 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4243 2010-01-01 Richard Guenther <rguenther@suse.de>
4246 * c-decl.c (grokdeclarator): For zero-size arrays force
4247 structural equality checks as layout_type does.
4249 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4251 * builtins.c: Update copyright to 2010.
4253 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4256 * lto-streamer-out.c (produce_asm): Revert the last change.
4257 (copy_function): Likewise.
4259 * lto-streamer.c (lto_get_section_name): Skip any leading
4262 2010-01-01 Richard Guenther <rguenther@suse.de>
4265 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4269 Copyright (C) 2010 Free Software Foundation, Inc.
4271 Copying and distribution of this file, with or without modification,
4272 are permitted in any medium without royalty provided the copyright
4273 notice and this notice are preserved.