1 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5 used in reg+reg addressing, swap registers.
7 2010-03-24 Jakub Jelinek <jakub@redhat.com>
10 * target.h (struct gcc_target): Add code_end hook.
11 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
13 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
14 * toplev.c (compile_file): Call targetm.asm_out.code_end
15 hook before unwind info/debug info output.
16 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
17 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
18 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
19 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
20 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
21 * config/i386/i386.c (ix86_file_end): Renamed to...
22 (ix86_code_end): ... this. Make static. Don't call
23 file_end_indicate_exec_stack. Emit unwind info using
24 final_start_function/final_end_function.
25 (darwin_x86_file_end): Remove.
26 (TARGET_ASM_CODE_END): Define.
27 * config/i386/i386.h (TARGET_ASM_FILE_END,
28 NEED_INDICATE_EXEC_STACK): Don't define.
29 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
30 (TARGET_ASM_FILE_END): Define to darwin_file_end.
31 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
32 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
35 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
36 at the beginning and final_end_function at the end.
37 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
39 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
41 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
42 and Sun as TLS syntax.
43 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
44 * configure: Regenerate.
45 * config.in: Regenerate.
46 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
47 (default_elf_asm_named_section): Use it.
48 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
49 (i386_output_dwarf_dtprel): Likewise.
50 (output_addr_const_extra): Likewise.
51 (output_pic_addr_const): Lowercase @GOTTPOFF.
52 (output_addr_const_extra): Likewise.
53 (output_pic_addr_const): Lowercase @GOTNTPOFF.
54 (output_addr_const_extra): Likewise.
55 (output_pic_addr_const): Lowercase @INDNTPOFF.
56 (output_addr_const_extra): Likewise.
57 (output_pic_addr_const): Lowercase @NTPOFF.
58 (output_addr_const_extra): Likewise.
59 (output_pic_addr_const): Lowercase @TPOFF.
60 (output_addr_const_extra): Likewise.
61 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase
63 (*tls_global_dynamic_64): Likewise.
64 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
65 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
67 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
68 (ASM_OUTPUT_TLS_COMMON): Use it.
69 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
72 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to
74 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
75 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
76 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
77 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
78 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
80 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 * config/i386/i386.c (override_options): Don't accept
83 -mtls-dialect=sun any longer.
84 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
85 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
86 (*tls_local_dynamic_base_32_sun): Likewise.
87 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
89 2010-03-24 Jakub Jelinek <jakub@redhat.com>
92 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
93 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
96 * ira.c (adjust_cleared_regs): New function.
97 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
101 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
103 * expr.c (expand_expr_real): Restore previous
104 curr_insn_source_location and curr_insn_block after
105 expand_expr_real_1 call.
106 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
107 instead of expand_expr_real_1.
109 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
111 PR rtl-optimization/43413
112 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
115 2010-03-22 James E. Wilson <wilson@codesourcery.com>
118 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
119 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
121 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
123 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
126 2010-03-22 Mike Stump <mikestump@comcast.net>
129 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
130 Don't overly align based upon packed packed fields.
132 2010-03-22 Jason Merrill <jason@redhat.com>
134 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
135 Use () rather than [], and move before the element type.
137 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
139 * doc/configfiles.texi (Configuration Files): Removed
140 fixinc/Makefile*, intl/Makefile.*.
141 * doc/makefile.texi: Fixed markup.
142 Abstract from version control system used.
143 (Makefile): Removed obsolete gcc/java/parse.y example.
144 * doc/sourcebuild.texi: Likewise.
145 (Top Level): Added config, gnattools, libdecnumber, libgcc,
148 (Miscellaneous Docs): Clarify location.
149 Added COPYING3, COPYING3.LIB.
150 (Front End Directory): Moved Make-lang.in entry to new
153 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
156 * config/i386/i386.c (x86_function_profiler)
157 [!NO_PROFILE_COUNTERS]: Fix typo.
158 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
161 2010-03-22 Janis Johnson <janis187@us.ibm.com>
162 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
164 * doc/sourcebuild.texi (Test Directives): Split into six
165 subsections, with most of the current text in new subsections
166 Directives, Selectors, and Final Actions.
167 (Directives): Split list of test directives into multiple
169 (Selectors): Describe use and syntax of selectors.
170 (Effective-Target Keywords): Describe all existing keywords.
171 (Add Options): Describe features for dg-add-options.
172 (Require Support): Describe variants of dg-require-support.
173 (Final Actions): Describe commands to use in dg-final.
175 2010-03-22 Michael Matz <matz@suse.de>
178 * recog.c (validate_replace_rtx_group): Replace also in
179 REG_EQUAL and REG_EQUIV notes.
181 2010-03-22 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/43390
184 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
185 sure vector extracts are type correct.
187 2010-03-22 Richard Guenther <rguenther@suse.de>
190 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
191 x * sqrt (x) even when optimizing for size if the target
192 has native support for sqrt.
194 2010-03-22 Jakub Jelinek <jakub@redhat.com>
196 * varasm.c (make_decl_rtl_for_debug): Also clear
197 flag_mudflap for the duration of make_decl_rtl call.
200 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
201 locs from preserved VALUEs.
203 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
206 * pa.md (movmemsi): Set align to one if zero.
207 (movmemdi): Likewise.
209 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
212 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
213 with their corresponding prologue pushes.
215 2010-03-20 Andrew Pinski <pinskia@gmail.com>
218 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
219 at the begining or end.
220 (spu_expand_epilogue): Likewise.
222 2010-03-20 Richard Guenther <rguenther@suse.de>
224 PR rtl-optimization/43438
225 * combine.c (make_extraction): Properly zero-/sign-extend an
226 extraction of the low part of a CONST_INT. Also handle
229 2010-03-19 Mike Stump <mikestump@comcast.net>
231 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
232 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
233 (override_options): Use SUBTARGET32_DEFAULT_CPU.
235 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
238 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
241 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
243 PR rtl-optimization/42258
244 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
245 use that may match DEF.
248 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
249 the cost of loading the constant rather than assuming
251 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
252 outer code is AND, do the same tests as the andsi3 expander and
253 return COSTS_N_INSNS (1) if and is cheap.
255 * optabs.c (avoid_expensive_constant): Fix formatting.
257 2010-03-19 Michael Matz <matz@suse.de>
260 * attribs.c (decl_attributes): When rebuilding a function pointer
261 type use the same qualifiers as the original pointer type.
263 2010-03-19 Martin Jambor <mjambor@suse.cz>
265 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
266 and is_gimple_ip_invariant_address.
268 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
271 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
273 * config/arm/arm.c (arm_override_options): Turn off
274 flag_dwarf2_cfi_asm for AAPCS variants.
276 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
279 * config/arm/arm.c (emit_multi_reg_push): Update comments.
280 Use PRE_MODIFY instead of PRE_DEC.
281 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
282 (vfp_emit_fstmd): Likewise.
284 2010-03-19 Michael Matz <matz@suse.de>
287 * builtins.c (expand_builtin_interclass_mathfn,
288 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
291 2010-03-19 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/43415
294 * tree-ssa-pre.c (phi_translate): Split out worker to ...
295 (phi_translate_1): ... this.
296 (phi_translate): Move all caching here. Cache all NARY
297 and REFERENCE translations.
299 2010-03-19 David S. Miller <davem@davemloft.net>
301 With help from Eric Botcazou.
302 * config/sparc/sparc.c: Include dwarf2out.h.
303 (emit_pic_helper): Delete.
304 (pic_helper_symbol_name): Delete.
305 (pic_helper_emitted_p): Delete.
306 (pic_helper_needed): New.
307 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
308 (get_pc_thunk_name): New.
309 (load_pic_register): Remove 'delay_pic_helper' arg. Use
310 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
311 Set pic_helper_needed to true. Don't call emit_pic_helper.
312 (sparc_expand_prologue): Update load_pic_register call.
313 (sparc_output_mi_thunk): Likewise.
314 (sparc_file_end): Emit a hidden comdat symbol for the PIC
315 thunk if possible. Output CFI information as needed.
317 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
318 Jack Howarth <howarth@bromo.med.uc.edu>
321 * config/i386/i386.h: Fix ABI on darwin x86-32.
323 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
325 * tree.h: Declare make_decl_rtl_for_debug.
326 * varasm.c (make_decl_rtl_for_debug): New.
327 * dwarf2out.c (rtl_for_decl_location): Call it.
328 * cfgexpand.c (expand_debug_expr): Call it.
330 2010-03-18 Jakub Jelinek <jakub@redhat.com>
333 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
337 * var-tracking.c (vt_init_cfa_base): Do nothing if
338 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
341 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
344 * var-tracking.c (canonicalize_vars_star): New.
345 (dataflow_post_merge_adjust): Use it.
347 2010-03-18 Jakub Jelinek <jakub@redhat.com>
350 * var-tracking.c (non_suitable_const): New function.
351 (add_uses): For DEBUG_INSNs with constants, don't record any
352 value, instead just the constant value itself.
353 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
354 is not VAR_LOC_UNKNOWN_P, set var to the constant.
355 (emit_notes_in_bb): Likewise.
356 (emit_note_insn_var_location): For onepart variables if
357 cur_loc is a VOIDmode constant, use DECL_MODE.
359 2010-03-18 Martin Jambor <mjambor@suse.cz>
362 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
363 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
364 all non-clones. Moved call redirection...
365 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
367 (cgraph_materialize_all_clones): Dispose of all
368 combined_args_to_skip bitmaps.
369 (verify_cgraph_node): Do not check for edges pointing to wrong
370 nodes in inline clones.
371 * tree-inline.c (copy_bb): Call
372 cgraph_redirect_edge_call_stmt_to_callee.
373 * ipa.c (cgraph_remove_unreachable_nodes): Call
374 cgraph_node_remove_callees even when there are used clones.
376 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
378 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
380 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
386 2010-03-18 Michael Matz <matz@suse.de>
389 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
390 into sqrt(x) if we need to preserve signed zeros.
392 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
393 Eric Botcazou <ebotcazou@adacore.com>
395 PR rtl-optimization/43360
396 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
397 note if we don't know its invariant status.
399 2010-03-18 Michael Matz <matz@suse.de>
401 PR tree-optimization/43402
402 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
403 PHI chains of ssa names registered for update.
405 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
408 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
409 non-offsettable and pre_modify update addressing.
410 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
411 and "2" alternatives "#".
412 (*movdd_softfloat32): Make all alternatives "#";
413 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
414 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
415 (*movdf_softfloat32): Make all alternatives "#";
416 (movdi): Use the new DIFD mode iterator to create a common splitter
417 for movdi, movdf and movdd patterns.
419 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
421 * common.opt (dumpdir): Remove redundant tab.
423 2010-03-17 Martin Jambor <mjambor@suse.cz>
425 PR tree-optimization/43347
426 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
427 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
429 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
431 PR rtl-optimization/42216
432 * regrename.c (create_new_chain): New function, broken out from...
433 (scan_rtx_reg): ... here. Call it. Handle the case where we are
434 appending a use to an empty chain.
435 (build_def_use): Remove previous changes that convert OP_INOUT to
436 OP_OUT operands; instead detect the case where an OP_INOUT operand
437 uses a previously untracked register and create an empty chain for
440 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
442 * doc/extend.texi (Function Attributes): Rewrite unfinished
443 sentence in ms_abi documentation.
445 2010-03-17 Alan Modra <amodra@gmail.com>
447 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
448 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
449 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
450 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
452 2010-03-16 Richard Henderson <rth@redhat.com>
455 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
456 (lower_try_finally): Save and restore eh_seq around the expansion
459 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
461 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
462 statements before splitting block.
464 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
466 * doc/sourcebuild.texi (Testsuites): Fix markup.
467 Use pathnames relative to gcc/testsuite.
468 (Test Directives): Move description of how timeout is determined.
469 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
470 (C Tests): Correct gcc.misc-tests directory.
471 Framework tests now live in gcc.test-framework.
473 2010-03-16 Richard Guenther <rguenther@suse.de>
476 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
477 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
480 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
481 Alexandre Oliva <aoliva@redhat.com>
483 PR tree-optimization/42917
484 * lambda-code.c (remove_iv): Skip debug statements.
485 (lambda_loopnest_to_gcc_loopnest): Likewise.
486 (not_interesting_stmt): Debug statements are not interesting.
488 2010-03-16 Jakub Jelinek <jakub@redhat.com>
492 * cselib.c (cselib_preserve_constants,
493 cfa_base_preserved_val): New static variables.
494 (preserve_only_constants): New function.
495 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
496 clear its REG_VALUES. If cselib_preserve_constants, don't
497 empty the whole hash table, but preserve there VALUEs with constants,
498 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
499 (cselib_preserve_cfa_base_value): New function.
500 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
501 (cselib_init): Change argument to int bitfield. Set
502 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
504 (cselib_finish): Clear cselib_preserve_constants and
505 cfa_base_preserved_val.
506 * cselib.h (enum cselib_record_what): New enum.
507 (cselib_init): Change argument to int.
508 (cselib_preserve_cfa_base_value): New prototype.
509 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
510 * dse.c (dse_step1): Likewise.
511 * cfgcleanup.c (thread_jump): Likewise.
512 * sched-deps.c (sched_analyze): Likewise.
513 * gcse.c (local_cprop_pass): Likewise.
514 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
515 If FN is non-NULL, call the callback always and whenever it returns
516 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
517 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
518 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
519 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
520 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
521 * var-tracking.c: Include recog.h.
522 (bb_stack_adjust_offset): Remove.
523 (vt_stack_adjustments): Don't call it, instead just gather the
524 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
525 (adjust_stack_reference): Remove.
526 (compute_cfa_pointer): New function.
527 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
528 (struct adjust_mem_data): New type.
529 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
531 (get_address_mode): New function.
532 (replace_expr_with_values): Use it.
533 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
534 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
535 (adjust_sets): Remove.
536 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
537 Use get_address_mode.
538 (get_adjusted_src): Remove.
539 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
540 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
541 (add_with_sets): Don't call adjust_sets.
542 (fp_setter, vt_init_cfa_base): New functions.
543 (vt_initialize): Change return type to bool. Move most of pool etc.
544 initialization to the beginning of the function from end. Pass
545 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
546 If !frame_pointer_needed, call vt_stack_adjustment before mos
547 vector is filled, call vt_init_cfa_base if argp/framep has been
548 eliminated to sp. If frame_pointer_needed and argp/framep has
549 been eliminated to hard frame pointer, set
550 hard_frame_pointer_adjustment and call vt_init_cfa_base after
551 encountering fp setter in the prologue. For MO_ADJUST, call
552 log_op_type before pusing the op into mos vector, not afterwards.
553 Call adjust_insn before cselib_process_insn/add_with_sets,
554 call cancel_changes (0) afterwards.
555 (variable_tracking_main_1): Adjust for vt_initialize calling
556 vt_stack_adjustments and returning whether it succeeded or not.
558 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
560 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
563 2010-03-15 Jakub Jelinek <jakub@redhat.com>
565 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
567 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
568 drap_reg has not been set.
570 2010-03-15 Michael Matz <matz@suse.de>
573 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
574 use it to expand block copies.
575 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
576 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
577 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
579 2010-03-15 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/43367
582 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
585 2010-03-15 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/43317
588 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
590 2010-03-15 Martin Jambor <mjambor@suse.cz>
592 PR tree-optimization/43141
593 * tree-sra.c (create_abstract_origin): New function.
594 (modify_function): Call create_abstract_origin.
596 2010-03-15 Chris Demetriou <cgd@google.com>
598 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
601 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
604 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
605 call insert_out_of_ssa_copy for default definitions.
607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
609 * graphite-clast-to-gimple.c (my_long_long): Defined.
610 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
611 * graphite-sese-to-poly.c (my_long_long): Defined.
612 (scop_ivs_can_be_represented): Use it.
614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
616 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
617 graphite-max-bbs-per-function, and loop-block-tile-size.
618 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
620 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
622 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
624 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
626 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
627 (add_upper_bounds_from_estimated_nit): New.
628 (build_loop_iteration_domains): Use it.
630 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
632 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
634 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
637 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
638 should be an INTEGER_CST. Also handle CASE_CONVERT.
640 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
642 * graphite.c (graphite_initialize): To bound the number of bbs per
643 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
644 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
645 * doc/invoke.texi: Document it.
647 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
649 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
650 * graphite-sese-to-poly.h (build_poly_scop): Same.
652 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
654 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
655 the number of parameters in the scop. Use as an upper bound
656 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
657 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
658 * doc/invoke.texi: Document it.
660 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
662 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
663 * doc/c-tree.texi: Remove.
664 * doc/generic.texi: Merge c-tree.texi here.
665 * doc/gccint.texi (Trees): Remove menu entry.
666 (c-tree.texi): Remove @include.
667 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
668 * doc/languages.texi (Reading RTL): Ditto.
670 2010-03-12 Steve Ellcey <sje@cup.hp.com>
673 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
675 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
678 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
679 code added to work around reload clobbering CONST insns.
681 2010-03-12 Jakub Jelinek <jakub@redhat.com>
683 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
684 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
685 (cselib_preserve_only_values): Remove retain argument, don't
686 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
687 * cselib.h (cselib_preserve_only_values): Remove retain argument.
688 * var-tracking.c (micro_operation): Move insn field before union.
689 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
690 (struct variable_tracking_info_def): Remove n_mos field, change
691 mos into a vector of micro_operations.
692 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
693 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
694 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
695 changing into a vector.
696 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
697 come before all other uops generated by add_stores.
698 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
700 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
701 a vector. Run just one pass over the bbs instead of separate counting
702 and computation phase.
703 (vt_finalize): Free VTI (bb)->mos vector instead of array.
706 * tree-inline.c (remap_decls): Put old_var rather than origin_var
707 into *nonlocalized_list vector.
708 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
709 even if origin is non-NULL.
710 (gen_variable_die): Likewise.
711 (process_scope_var): Don't change origin.
712 (gen_decl_die): Likewise.
713 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
714 before adding new edges instead of after it, fix moving over
717 2010-03-11 David S. Miller <davem@davemloft.net>
719 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
721 * configure: Rebuild.
723 2010-03-11 Martin Jambor <mjambor@suse.cz>
725 PR tree-optimization/43257
726 * tree.c (assign_assembler_name_if_neeeded): New function.
727 (free_lang_data_in_cgraph): Assembler name assignment moved to the
729 * tree.h (assign_assembler_name_if_neeeded): Declare.
730 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
731 the function if needed.
733 2010-03-11 Chris Demetriou <cgd@google.com>
735 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
736 include/stdint-gcc.h, and include/stdint.h world-readable.
738 2010-03-11 Richard Guenther <rguenther@suse.de>
740 PR tree-optimization/43255
741 * tree-vrp.c (process_assert_insertions_for): Do not insert
742 asserts for trivial conditions.
744 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
746 PR tree-optimization/43280
747 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
748 generation. Move calculation of size out of the if branch.
749 (find_bswap): Modify compare number generation.
751 2010-03-11 Richard Guenther <rguenther@suse.de>
754 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
755 (input_gimple_stmt): Fixup handled component types during
756 operand read. Also fix up decls in ADDR_EXPRs.
758 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
760 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
761 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
763 2010-03-10 Jan Hubicka <jh@suse.cz>
766 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
767 * varasm.c (get_variable_section): Don't do that here...
768 (make_decl_rtl): ... and here.
769 (do_assemble_alias): Produce decl RTL.
770 (assemble_alias): Likewise.
772 2010-03-10 Jakub Jelinek <jakub@redhat.com>
775 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
776 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
778 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
779 (based_loc_descr): Only express drap or vdrap regno based expressions
780 using DW_OP_fbreg when not optimizing.
781 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
782 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
783 REG_CFA_SET_VDRAP note.
785 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
787 PR tree-optimization/43236
788 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
789 error in calculation of base address in reverse iteration case.
790 (generate_builtin): Take number of latch executions if the statement
793 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
796 * tree-eh.c: Include pointer-set.h.
797 (lower_eh_dispatch): Filter out duplicate case labels and
798 remove the unneeded edge when the label is unused. Return
799 true when some edges are removed.
800 (execute_lower_eh_dispatch): When any lowering resulted in
801 removing an edge, also delete unreachable blocks.
803 2010-03-10 Jakub Jelinek <jakub@redhat.com>
806 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
807 UNSPEC_MACHOPIC_OFFSET.
809 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
812 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
813 (m68k_delegitimize_address): New function.
815 2010-03-09 Jakub Jelinek <jakub@redhat.com>
818 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
821 * var-tracking.c (adjust_sets): New function.
822 (count_with_sets, add_with_sets): Use it.
823 (get_adjusted_src): New inline function.
824 (add_stores): Use it.
827 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
828 call cselib_dummy_expand_value_rtx_cb instead of
829 cselib_expand_value_rtx_cb.
832 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
833 * config/i386/i386.c: Include debug.h and dwarf2out.h.
834 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
835 and .cfi_endproc around the pic thunks.
836 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
837 all queued unwind info register saves are saved before the call.
838 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
839 considered as sp-=4 for unwind info and the pop as sp+=4 which
840 also clobbers dest, but doesn't actually restore it.
843 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
846 2010-03-09 Jie Zhang <jie@codesourcery.com>
848 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
849 whitespaces in output template.
851 2010-03-09 Jie Zhang <jie@codesourcery.com>
853 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
856 2010-03-08 Jakub Jelinek <jakub@redhat.com>
858 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
859 builtins.exp in a separate job.
861 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
863 * graphite-sese-to-poly.c (add_param_constraints): Use
864 lower_bound_in_type and upper_bound_in_type.
866 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
868 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
869 instead of unsigned_type_node.
871 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
872 Reza Yazdani <reza.yazdani@amd.com>
875 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
876 on pointer type parameters.
878 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
882 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
883 handle conversions from pointer to integers.
884 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
885 induction variable, to be able to work with code generated by CLooG.
886 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
887 (build_poly_scop): Bail out if we cannot codegen a loop.
889 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
891 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
892 code generation with gloog_error.
894 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
896 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
897 Call fold_convert on all the returned values.
898 (expand_scalar_variables_expr): Pass to
899 expand_scalar_variables_ssa_name the type of the resulting expression.
901 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
903 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
904 ppl_min_for_le_pointset.
905 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
906 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
908 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
910 * graphite-dependences.c (map_into_dep_poly): Removed.
911 (dependence_polyhedron_1): Use combine_context_id_scat.
913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
915 * graphite-poly.h (struct poly_scattering): Add layout documentation.
916 (struct poly_bb): Same.
917 (combine_context_id_scat): New.
919 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
922 * sese.c (name_defined_in_loop_p): Return false for default
925 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
927 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
928 and clean up the logic.
930 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
932 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
935 2010-03-08 Jakub Jelinek <jakub@redhat.com>
937 * var-tracking.c (remove_cselib_value_chains): Define only for
939 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
940 delete_slot_part, emit_notes_for_differences_1): Don't call
941 remove_cselib_value_chains here.
942 (set_slot_part, emit_notes_for_differences_2): Don't call
943 add_cselib_value_chains here.
944 (preserved_values): New vector.
945 (preserve_value): New function.
946 (add_uses, add_stores, vt_add_function_parameters): Use it
947 instead of cselib_preserve_value.
948 (changed_values_stack): New vector.
949 (check_changed_vars_0): New function.
950 (check_changed_vars_1, check_changed_vars_2): Use it.
951 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
952 changed_values_stack VALUEs.
953 (vt_emit_notes): For all preserved_values call
954 add_cselib_value_chains. If ENABLE_CHECKING call
955 remove_cselib_value_chains before verifying value_chains is empty.
956 Initialize and free changed_values_stack.
957 (vt_initialize): Initialize preserved_values.
958 (vt_finalize): Free preserved_values.
960 2010-03-08 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/43269
963 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
966 2010-03-08 Martin Jambor <mjambor@suse.cz>
968 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
969 (ipa_is_param_called): Removed.
970 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
971 (ipa_print_node_params): Do not print the called flag.
972 (ipa_write_node_info): Do not stream the called flag.
973 (ipa_read_node_info): Likewise.
975 2010-03-07 Jakub Jelinek <jakub@redhat.com>
978 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
979 * cselib.c (struct expand_value_data): Add dummy field.
980 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
982 (cselib_dummy_expand_value_rtx_cb): New function.
983 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
985 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
986 * var-tracking.c: Include pointer-set.h.
987 (variable): Change n_var_parts to char from int. Add
988 cur_loc_changed and in_changed_variables fields.
989 (variable_canonicalize): Remove.
990 (shared_var_p): New inline function.
991 (unshare_variable): Maintain cur_loc_changed and
992 in_changed_variables fields. If var was in changed_variables,
993 replace it there with new_var. Just copy cur_loc instead of
994 resetting it to something else.
995 (variable_union): Don't recompute cur_loc. Use shared_var_p.
996 (dataflow_set_union): Don't call variable_canonicalize.
997 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
998 of their DEBUG_EXPR_TREE_DECLs.
999 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1000 and in_changed_variables and cur_loc_changed is false.
1001 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1002 and cur_loc_changed. Don't update cur_loc here.
1003 (variable_merge_over_src): Don't call variable_canonicalize.
1004 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1005 removing loc that is equal to cur_loc, clear cur_loc,
1006 set cur_loc_changed and ensure variable_was_changed is called.
1007 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1008 compare pointers in cur_loc check, if it is equal to loc,
1009 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1010 (variable_different_p): Remove compare_current_location argument,
1011 don't compare cur_loc.
1012 (dataflow_set_different_1): Adjust variable_different_p caller.
1013 (variable_was_changed): If dv had some var in changed_variables
1014 already, reset in_changed_variables flag for it and propagate
1015 cur_loc_changed over to the new variable. On empty var
1016 always set cur_loc_changed. Set in_changed_variables on whatever
1017 var is added to changed_variables.
1018 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1019 Use shared_var_p. When removing loc that is equal to cur_loc,
1020 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1021 end, don't set it to something else, just call variable_was_changed.
1022 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1023 loc being removed, clear cur_loc and set cur_loc_changed.
1024 Set cur_loc_changed if all locations have been removed.
1025 (struct expand_loc_callback_data): New type.
1026 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1027 allocated. Always create SUBREGs if simplify_subreg failed.
1028 Prefer to use cur_loc, when that fails and still in
1029 changed_variables (and seen first time) recompute it. Set
1030 cur_loc_changed of variables which had to change cur_loc and
1031 compute elcd->cur_loc_changed if any of the subexpressions used
1032 had to change cur_loc.
1033 (vt_expand_loc): Adjust to pass arguments in
1034 expand_loc_callback_data structure.
1035 (vt_expand_loc_dummy): New function.
1036 (emitted_notes): New variable.
1037 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1038 that weren't used for any other decl in current
1039 emit_notes_for_changes call call vt_expand_loc_dummy to update
1040 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1041 first loc_chain location if NULL before. Always use just
1042 cur_loc instead of first loc_chain location. When cur_loc_changed
1043 is false, when not --enable-checking=rtl just don't emit any note.
1044 When rtl checking, compute the note and assert it is the same
1045 as previous note. Clear cur_loc_changed and in_changed_variables
1046 at the end before removing from changed_variables.
1047 (check_changed_vars_3): New function.
1048 (emit_notes_for_changes): Traverse changed_vars to call
1049 check_changed_vars_3 on each changed var.
1050 (emit_notes_for_differences_1): Clear cur_loc_changed and
1051 in_changed_variables. Recompute cur_loc of new_var.
1052 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1053 (vt_emit_notes): Initialize and destroy emitted_notes.
1055 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1057 PR rtl-optimization/42220
1058 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1059 Use verify_reg_tracked to determine if we should use OP_OUT rather
1061 (build_def_use): If we see an in-out operand for a register that we
1062 know nothing about, treat is an output if possible, fail the block if
1065 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1068 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1071 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1074 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1075 uses of relevant DEFs that are dead outside the loop too.
1077 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1079 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1081 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1083 * var-tracking.c (values_to_unmark): New variable.
1084 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1085 values_to_unmark vector. Moved body to...
1086 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1087 instead queue it into values_to_unmark vector.
1088 (vt_find_locations): Free values_to_unmark vector.
1090 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1092 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1093 (site.exp): Export them when plugins are enabled.
1095 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1098 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1100 (chrec_fold_multiply): Same.
1102 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1105 * c-decl.c (build_compound_literal): Return early if init is
1108 2010-03-04 Martin Jambor <mjambor@suse.cz>
1110 PR tree-optimization/43164
1111 PR tree-optimization/43191
1112 * tree-sra.c (type_consists_of_records_p): Reject records with
1113 zero-size bit-fields at the end.
1115 2010-03-04 Mike Stump <mikestump@comcast.net>
1117 * Makefile.in (TAGS): Remove *.y.
1119 2010-03-04 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/40761
1122 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1124 (my_rev_post_order_compute): New function.
1125 (init_pre): Call it.
1127 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1130 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1131 decrease the cost of an IV candidate when the cost is infinite.
1133 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1135 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1136 Use '3DNow!' for the extension of that name, ensure normal space
1138 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1140 2010-03-03 Jeff Law <law@redhat.com>
1142 * PR middle-end/32693
1143 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1144 than gen_rtx_SUBREG.
1145 (extract_bit_field_1): Likewise.
1147 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1149 * doc/sourcebuild.texi (Test directives): Document that arguments
1150 include-opts and exclude-opts are now optional for dg-skip-if,
1151 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1153 2010-03-03 Jason Merrill <jason@redhat.com>
1156 * cgraph.h (varpool_node): Add extra_name field.
1157 * varpool.c (varpool_extra_name_alias): New.
1158 (varpool_assemble_decl): Emit extra name aliases.
1159 (varpool_mark_needed_node): Look past an extra name alias.
1160 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1161 * lto-streamer-in.c (lto_input_tree): Read it.
1162 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1164 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1166 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1167 (sparc*-*-solaris2*): ...this.
1169 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1172 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1173 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1174 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1175 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1178 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1179 fallthrough to default handling, just with want_address 0 instead of 2.
1180 For single element lists, add_AT_loc directly, otherwise create an
1181 artificial variable DIE and stick location list to it.
1184 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1185 (VAL_EXPR_HAS_REVERSE): Define.
1186 (reverse_op): New function.
1187 (add_stores): For reversible operations add an extra MO_VAL_USE.
1189 2010-03-02 Jason Merrill <jason@redhat.com>
1191 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1193 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1195 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1196 (sparc64-*-linux*): Likewise.
1197 (sparc64-*-solaris2*): Include assembler files before linker ones.
1198 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1199 * config/sparc/gas.h: Delete.
1200 * config/sparc/sol2-64.h: Add copyright notice.
1201 * config/sparc/sol2-gas-bi.h: Likewise.
1202 * config/sparc/sol2-gld.h: Likewise.
1203 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1204 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1205 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1206 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1207 (sparc_elf_asm_named_section): Rename into...
1208 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1210 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1212 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1214 2010-03-02 Jeff Law <law@redhat.com>
1217 * reload1.c (rtx_p, substitute_stack): Declare.
1218 (substitute): Record addresses of changed rtxs.
1219 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1220 Restore the original rtx when complete.
1221 (reload): Free subsitute_stack when complete.
1223 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1225 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1226 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1228 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1229 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1230 Torture Tests): Change from subsection to section.
1232 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1233 Steven Bosscher <steven@gcc.gnu.org>
1235 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1238 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1241 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1242 the assignment from the new induction variable to the assignment
1243 of the value from the original loop PHI function.
1245 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1246 Daniel Jacobowitz <dan@codesourcery.com>
1248 * doc/sourcebuild.texi (Test directives): Clarify options to
1251 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1253 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1254 Disable cfi directives unless GCC and gas agree on using read-only
1255 .eh_frame sections for 64-bit.
1256 * configure: Regenerate.
1258 2010-03-01 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/43220
1261 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1262 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1264 2010-03-01 Richard Guenther <rguenther@suse.de>
1265 Martin Jambor <mjambor@suse.cz>
1268 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1269 gimplified parameters.
1271 2010-03-01 Christian Bruel <christian.bruel@st.com>
1273 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1275 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1277 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1279 2010-03-01 Richard Guenther <rguenther@suse.de>
1282 * expr.c (expand_assignment): Use the alias-oracle to tell
1283 if the rhs aliases the result decl.
1285 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1288 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1289 to sol_gt_pch_get_address.
1290 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1291 64-bit, SPARC and x86.
1292 (sol_gt_pch_get_address): New function.
1294 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1296 * toplev.h (inform_n, error_n): Declare.
1297 * diagnostic.c (inform_n, error_n): New function.
1299 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1301 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1302 has no rtl yet when processing local_decls, queue it and recheck
1303 if deferred stack allocation hasn't assigned it rtl.
1305 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1307 * config/sh/sh.c (unspec_bbr_uid): New.
1308 (gen_block_redirect): Use it instead of INSN_UID.
1309 (gen_far_branch): Likewise.
1311 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1313 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1314 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1316 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1318 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1319 (Warning Options): -Wno-conversion-null is valid for
1320 Objective-C++ as well.
1321 * doc/tm.texi (Named Address Spaces): Likewise.
1322 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1323 * doc/tree-ssa.texi (Tree SSA): Likewise.
1325 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1328 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1329 by default. Don't set the default arch for
1330 i[34567]86-*-darwin*|x86_64-*-darwin*.
1332 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1335 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1336 default. Set the default 32bit/64bit archs with $with_arch
1337 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1339 2010-02-27 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/43186
1342 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1343 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1344 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1345 unroller iterations.
1347 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1349 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1350 required and i[34567]86-*-* targets don't support 64bit ISA.
1352 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1355 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1358 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1360 * config.gcc: Set the default arch at least to Prescott for
1361 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1362 if SSE math is enabled.
1364 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1366 * diagnostic.c (diagnostic_initialize): Update.
1367 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1369 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1370 (diagnostic_inhibit_notes): New.
1371 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1373 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1376 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1377 * doc/standards.texi: Likewise.
1378 * doc/extend.texi: Likewise.
1379 * doc/trouble.texi: Likewise.
1380 * doc/cppopts.texi: Likewise.
1381 * doc/install.texi: Likewise.
1382 * c.opt (std=c90,std=gnu90): New options.
1383 * c-opts.c (c_common_handle_option): Handle them.
1385 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1388 * c-decl.c (undeclared_variable): Use an informative note.
1390 2010-02-26 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/43186
1393 * gimple.h (gimple_fold): Remove.
1394 * gimple.c (gimple_fold): Remove. Inline into single user ...
1395 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1396 Try harder for conditions.
1398 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1401 * function.c (used_types_insert): Don't skip through named pointer
1402 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1403 and it is different from the main variant's type.
1405 2010-02-26 Nick Clifton <nickc@redhat.com>
1407 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1409 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1411 * config.gcc: Support --with-fpmath=sse for x86.
1413 * config/i386/ssemath.h: New.
1415 * doc/install.texi (--with-fpmath=sse): Documented.
1417 2010-02-26 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/43188
1420 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1421 vector types of over-aligned element type.
1423 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1427 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1429 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1431 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1433 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1435 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1436 * var-tracking.c: Include diagnostic.h.
1437 (debug_dv): New function.
1438 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1441 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1442 (add_value_chain, add_value_chains, remove_value_chain,
1443 remove_value_chains): Handle DEBUG_EXPRs.
1444 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1447 * regcprop.c (struct queued_debug_insn_change): New type.
1448 (struct value_data_entry): Add debug_insn_changes field.
1449 (struct value_data): Add n_debug_insn_changes field.
1450 (debug_insn_changes_pool): New variable.
1451 (free_debug_insn_changes, apply_debug_insn_changes,
1452 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1453 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1454 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1456 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1458 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1459 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1460 changes, call cprop_find_used_regs via note_stores.
1461 (copyprop_hardreg_forward): When copying vd from predecessor
1462 which has any queued DEBUG_INSN changes, make sure the pointers are
1463 cleared. At the end call df_analyze and then if there are any
1464 DEBUG_INSN changes queued at the end of some basic block for still
1465 live registers, apply them.
1466 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1468 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1470 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1473 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1475 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1476 targets. Set the default with_cpu/with_arch from arch/cpu.
1477 Allow x86-64 and native for with_cpu/with_arch.
1479 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1481 * ebitmap.c: Change calls to verify_popcount with calls to
1482 sbitmap_verify_popcount.
1483 (ebitmap_clear_bit): Fixed map->cacheindex test and
1484 map>cache update when bit clearing results in an empty
1487 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1490 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1491 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1492 and support both V2DF and V2DI modes.
1493 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1494 support both V2DF and V2DI modes.
1495 (general): Delete trailing whitespace from a few patterns.
1497 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1498 V2DF/V2DI interleave high/low builtins.
1500 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1503 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1504 interleave high/low functions.
1506 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1508 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1509 #pragma extern_prefix.
1511 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1514 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1515 BLKmode, assert op0 is a MEM and just adjust its mode.
1518 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1519 if bitpos isn't multiple of mode's bitsize.
1521 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1523 * c.opt (-ftemplate-depth=): New.
1524 (-ftemplate-depth-): Deprecate.
1525 * optc-gen.awk: Handle -ftemplate-depth=.
1526 * opth-gen.awk: Likewise.
1527 * c-opts.c (c_common_handle_option): Likewise.
1528 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1530 2010-02-24 Jason Merrill <jason@redhat.com>
1532 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1534 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1536 * cfg.c (alloc_aux_for_block): Remove inline.
1537 (alloc_aux_for_edge): Likewise.
1539 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1541 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1543 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1545 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1546 * config/i386/sol2-gas.h: New file.
1547 * config.gcc (i[34567]86-*-solaris2*): Use it.
1549 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1552 * c-typeck.c (ep_convert_and_check): New.
1553 (build_conditional_expr): Use it.
1554 (build_binary_op): Likewise.
1556 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1558 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1561 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1562 bounds even for -O+.
1563 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1564 expr needs to have DECL_NAME set.
1566 2010-02-24 Nick Clifton <nickc@redhat.com>
1568 * config/mep/mep.c: Include gimple.h.
1569 (mep_function_uses_sp): Delete unused function.
1570 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1571 parameters. Use unsigned integers to count args. Return a
1572 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1574 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1577 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1578 greater or equal to nelt instead of 2 * nelt.
1579 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1582 2010-02-23 Jason Merrill <jason@redhat.com>
1585 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1586 in cfun->local_decls even if they have register types.
1589 * stor-layout.c (place_field): Don't warn about unnecessary
1590 DECL_PACKED if the type is packed.
1592 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1595 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1596 GOTOFF relocs, even when the base reg isn't pic pointer.
1598 2010-02-23 Michael Matz <matz@suse.de>
1601 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1602 (expand_gimple_basic_block): Generate and use debug temps if there
1603 are debug uses left after the last real use of TERed ssa names.
1604 Unlink debug immediate uses when they are expanded.
1606 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1609 * config/i386/i386.c (override_options): Reorganise to provide
1610 better error messages.
1612 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1615 * graphite-scop-detection.c (create_single_exit_edge): Move
1616 the call to find_single_exit_edge to....
1617 (create_sese_edges): ...here. Don't handle multiple edges
1618 exiting the function.
1619 (build_graphite_scops): Don't handle multiple edges
1620 exiting the function.
1622 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1625 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1626 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1628 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1631 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1633 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1636 * c-typeck.c (convert_arguments): Print declaration location.
1637 * c-common.c (validate_nargs): Rename as
1638 builtin_function_validate_nargs.
1639 (check_builtin_function_arguments): Update.
1641 2010-02-22 Richard Guenther <rguenther@suse.de>
1644 * tree-inline.c (declare_return_variable): Use the type of
1645 the call stmt lhs if available.
1647 2010-02-22 Duncan Sands <baldrick@free.fr>
1649 * passes.c (register_pass): Always consider all pass lists when
1650 ref_pass_instance_number is zero.
1652 2010-02-22 Richard Guenther <rguenther@suse.de>
1654 PR tree-optimization/42749
1655 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1656 parameter. Do arithmetic in the original type.
1657 (update_accumulator_with_ops): Likewise.
1658 (adjust_accumulator_values): Adjust.
1660 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1662 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1663 (QI to BLKmode splitter): New splitter.
1665 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1668 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1670 2010-02-22 Richard Guenther <rguenther@suse.de>
1672 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1674 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1676 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1677 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1678 ($(T)crti.o, $(T)crtn.o): Remove rules.
1680 2010-02-21 Tobias Burnus <burnus@net-b.de>
1683 * doc/invoke.texi (-fassociative-math): Document that this
1684 option is automatically enabled for Fortran.
1686 2010-02-20 David S. Miller <davem@davemloft.net>
1688 * configure.ac: Test if linker and assembler properly support
1689 GOTDATA_OP relocations.
1690 * configure: Rebuild.
1691 * config.in: Likewise.
1692 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1693 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1694 (movsi_high_pic): Likewise.
1695 (movdi_lo_sum_pic): Likewise.
1696 (movdi_high_pic): Likewise.
1697 (movsi_pic_gotdata_op): New pattern.
1698 (movdi_pic_gotdata_op): Likewise.
1699 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1700 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1702 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1706 attribute to ssemul.
1707 (xop_mulv2div2di3_high): Ditto.
1709 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1712 * c.opt (Wconversion-null): New option.
1713 * doc/invoke.texi (Wconversion-null): Document.
1715 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1717 * common.opt (Wlarger-than-): Add Undocumented.
1719 2010-02-19 Mike Stump <mikestump@comcast.net>
1721 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1723 2010-02-19 Jason Merrill <jason@redhat.com>
1726 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1727 * configure: Likewise.
1729 2010-02-20 Alan Modra <amodra@gmail.com>
1732 * cgraph.h (cgraph_make_decl_local): Declare.
1733 * cgraph.c (cgraph_make_decl_local): New function.
1734 (cgraph_make_node_local): Use it.
1735 * cgraphunit.c (cgraph_function_versioning): Likewise.
1736 * ipa.c (function_and_variable_visibility): Likewise.
1738 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1741 * except.c (sjlj_emit_function_enter): Don't call
1742 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1744 * rtl.h (add_reg_br_prob_note): Remove prototype.
1746 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1749 * c-common.c (conversion_warning): Remove widening conversions
1750 before checking the conversion of integers to reals.
1752 2010-02-19 Mike Stump <mikestump@comcast.net>
1755 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1758 * cgraphunit.c (process_function_and_variable_attributes): Check
1759 DECL_PRESERVE_P instead of looking up attribute "used".
1760 * ipa-pure-const.c (check_decl): Likewise.
1761 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1762 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1763 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1764 instead of attribute "used".
1765 * config/sol2-c.c (solaris_pragma_init): Likewise.
1766 (solaris_pragma_fini): Likewise.
1768 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1770 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1771 Use XCNEW instead of xcalloc.
1772 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1773 XNEW instead of xmalloc.
1774 (get_fields): Use XNEWVEC instead of xmalloc.
1777 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1778 populate vars array.
1779 (create_new_general_access): For debug stmts just reset value.
1780 (get_stmt_accesses): For accesses within debug stmts just record them
1781 using add_access_to_acc_sites instead of preventing the peeling or
1782 counting them as accesses.
1785 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1787 2010-02-19 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/42916
1790 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1793 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1795 * configure.ac: Replace all uses of changequote in macro arguments
1796 with proper quoting.
1798 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1801 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1803 2010-02-19 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/42944
1806 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1807 test for aliasing with errno.
1809 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1812 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1813 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1814 * dojump.c: Include output.h.
1815 (inv): New inline function.
1816 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1817 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1818 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1819 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1820 argument, pass it down to other calls.
1821 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1822 add REG_BR_PROB note to the conditional jump.
1823 * cfgexpand.c (add_reg_br_prob_note): Removed.
1824 (expand_gimple_cond): Don't call it, add the probability
1825 as last argument to jumpif_1/jumpifnot_1.
1826 * Makefile.in (dojump.o): Depend on output.h.
1827 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1829 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1830 * stmt.c (do_jump_if_equal): Likewise.
1831 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1832 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1833 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1835 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1836 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1837 jumpifnot_1 callers.
1838 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1840 (store_expr): Adjust jumpifnot caller.
1841 (store_constructor): Adjust jumpif caller.
1844 * gimplify.c (gimple_boolify): For __builtin_expect call
1845 gimple_boolify also on its first argument.
1847 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1849 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1851 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1852 * configure: Regenerated.
1854 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1856 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1857 lang_hooks.types_compatible_p instead of comptypes.
1859 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1861 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1862 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1863 if __prefer_thumb__ is defined.
1865 2010-02-18 Martin Jambor <mjambor@suse.cz>
1867 PR tree-optimization/43066
1868 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1869 array with zero-sized element type.
1871 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1873 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1874 rtx, allocate struct var_loc_node here and return it to the
1875 caller, and only if it is actually needed.
1876 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1877 move it earlier and return immediately if it returns NULL.
1879 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1881 * config/sparc/gas.h: New file. Restore
1882 TARGET_ASM_NAMED_SECTION to its ELF default.
1883 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1885 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1886 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1887 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1888 after sparc/sysv4.h.
1890 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1892 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1894 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1896 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1897 patterns from predicated pattern.
1899 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1903 for insn mnemonic suffix.
1905 2010-02-17 Richard Guenther <rguenther@suse.de>
1907 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1910 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1913 * caller-save.c (save_call_clobbered_regs): If BB ends with
1914 a DEBUG_INSN, move any notes in between last real insn and the last
1915 DEBUG_INSN after the last DEBUG_INSN.
1917 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1919 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1920 Fix return type. Fix argument type. Explain meaning of return value.
1922 2010-02-16 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/41043
1925 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1926 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1928 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1930 2010-02-16 Ira Rosen <irar@il.ibm.com>
1932 PR tree-optimization/43074
1933 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1934 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1935 vectorizable cycles in hybrid SLP check.
1936 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1938 2010-02-16 Richard Guenther <rguenther@suse.de>
1940 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1941 (true_dependence): If memrefs_conflict_p computes must-alias
1942 trust it. Move TBAA check after offset-based disambiguation.
1943 (canon_true_dependence): Likewise.
1945 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1947 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1948 * doc/invoke.texi: Document it.
1949 * var-tracking.c: Include toplev.h and params.h.
1950 (vt_find_locations): Return bool indicating success. Compute
1951 hash sizes unconditionally. Check new parameter, report.
1952 (variable_tracking_main_1): Check vt_find_locations results and
1953 retry. Renamed from...
1954 (variable_tracking_main): ... this. New wrapper to preserve
1955 flag_var_tracking_assignments.
1956 * Makefile.in (var-tracking.o): Adjust dependencies.
1958 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1959 Jakub Jelinek <jakub@redhat.com>
1962 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1963 if weak_import attribute is present.
1964 * config/darwin.c (machopic_select_section): Likewise.
1966 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1968 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1969 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1970 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1971 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1973 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1976 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1979 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1980 Rewrite text to refer to the names.
1982 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1984 * config/i386/i386-builtin-types.def
1985 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1986 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1987 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1988 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1989 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1990 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1991 IX86_BUILTIN_VPERMIL2PS256.
1992 (MULTI_ARG_4_DF2_DI_I): Defined.
1993 (MULTI_ARG_4_DF2_DI_I1): Defined.
1994 (MULTI_ARG_4_SF2_SI_I): Defined.
1995 (MULTI_ARG_4_SF2_SI_I1): Defined.
1996 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1997 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1998 __builtin_ia32_vpermil2ps256.
1999 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2000 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2001 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2002 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2003 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2004 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2005 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2006 CODE_FOR_xop_vpermil2v8sf3.
2007 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2008 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2009 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2010 (_mm256_permute2_pd): New.
2011 (_mm_permute2_ps): New.
2012 (_mm256_permute2_ps): New.
2014 2010-02-15 Nick Clifton <nickc@redhat.com>
2016 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2017 boolean parameters. Use emit_jump_insn when emitting a pop
2018 instruction containing a return insn.
2019 (push): Use 'true' rather than '1' as second parameter to F.
2020 (h8300_expand_prologue): Likewise.
2021 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2022 (h8300_expand_epilogue): Likewise.
2024 2010-02-15 Richard Guenther <rguenther@suse.de>
2027 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2030 2010-02-15 Nick Clifton <nickc@redhat.com>
2032 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2035 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2037 * intl.c (fake_ngettext): New function.
2038 * intl.h (fake_ngettext): Declare.
2039 (ngettext): Define macro.
2040 * collect2.c (notice_translated): New function.
2041 (main): Use notice_translated and ngettext.
2042 * collect2.h (notice_translated): Declare.
2044 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2046 * reorg.c (delete_computation): Comment fixes.
2047 * caller-save.c (setup_save_areas): Idem.
2048 * sel-sched-dump.c (dump_lv_set): Idem.
2051 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2053 * config/s390/s390.c (s390_sched_init): New function.
2054 (TARGET_SCHED_INIT): Target hook defined.
2056 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2057 Jack Howarth <howarth@bromo.med.uc.edu>
2058 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2061 Partial revert of unintended change in fix for PR41605.
2062 * config/darwin.h: Fix typo.
2063 * config/darwin9.h: Same.
2065 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2067 * c-pch.c (pch_init): Clear v.
2069 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2072 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2073 graphite_can_represent_init for MULT_EXPR.
2075 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2079 * graphite-sese-to-poly.c (remove_phi): New.
2080 (translate_scalar_reduction_to_array): Call remove_phi.
2082 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2085 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2086 * graphite-clast-to-gimple.h (gloog): Update declaration.
2087 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2088 * graphite-poly.h (struct poly_bb): Add missing comments.
2089 (struct scop): Add poly_scop_p field.
2091 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2092 * graphite.c (graphite_transform_loops): Build the polyhedral
2093 representation for each scop before code generation.
2094 * sese.c (rename_variables_in_operand): Removed.
2095 (rename_variables_in_expr): Return the renamed expression.
2096 (rename_sese_parameters): New.
2097 * sese.h (rename_sese_parameters): Declared.
2099 2010-02-11 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/42998
2102 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2103 POINTER_PLUS_EXPR properly.
2105 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2106 Changpeng Fang <changpeng.fang@amd.com>
2109 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2110 the cost of an IV candidate when the IV is used in a test against zero.
2112 * gcc.dg/tree-ssa/ivopts-3.c: New.
2114 2010-02-11 Richard Guenther <rguenther@suse.de>
2117 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2118 pointer-vs-decl case by swapping refs. Handle some cases
2119 of pointer-vs-decl disambiguations more conservatively.
2120 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2121 to false after expanding.
2123 2010-02-11 Richard Guenther <rguenther@suse.de>
2126 * gcc.c (process_command): Handle LTO file@offset case more
2129 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2131 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2132 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2134 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2136 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2137 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2138 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2139 Optimize eq/ne comparisons when both arguments are known to be
2141 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2142 Don't mask operands unnecessarily if they are known to be already
2145 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2147 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2150 2010-02-10 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/43017
2153 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2154 for wrapping signed arithmetic.
2156 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2159 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2160 if no debug info should be emitted for it.
2162 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2164 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2165 note when flag_exceptions is set.
2167 2010-02-10 Duncan Sands <baldrick@free.fr>
2169 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2171 2010-02-10 Richard Guenther <rguenther@suse.de>
2174 * tree.c (get_unwidened): Handle constants.
2175 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2177 2010-02-10 Martin Jambor <mjambor@suse.cz>
2180 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2181 check for variable argument counts independently.
2183 2010-02-10 Christian Bruel <christian.bruel@st.com>
2186 * config/sh/sh.c (find_barrier): Increase length for non delayed
2187 conditional branches.
2189 2010-02-10 Christian Bruel <christian.bruel@st.com>
2191 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2193 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2195 * builtins.c (set_builtin_user_assembler_name): Also handle
2196 ffs if int is smaller than word.
2198 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2201 * ira-conflicts.c (get_dup): Remove.
2202 (process_reg_shuffles): Add new parameter. Use it as an
2203 additional guard for copy generation.
2204 (add_insn_allocno_copies): Rewrite.
2206 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2208 * common.opt (fsched2-use-traces): Preserved for backward
2210 * doc/invoke.texi: Remove the documentation about option
2211 -fsched2-use-traces.
2212 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2213 flag_sched2_use_traces.
2214 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2215 the backward compatibility flag section.
2217 2010-02-09 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/43008
2220 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2221 make HEAP variables initialized from global memory if they
2222 are not known builtin functions.
2223 (find_func_aliases): Adjust.
2225 2010-02-09 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/43000
2228 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2229 arithmetic manually.
2231 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2233 PR tree-optimization/42931
2234 * tree-loop-linear.c (try_interchange_loops): Don't call
2235 double_int_mul if estimated_loop_iterations failed.
2237 2010-02-08 Martin Jambor <mjambor@suse.cz>
2240 * tree-sra.c (build_accesses_from_assign): Do not mark in
2241 should_scalarize_away_bitmap if stmt has volatile ops.
2242 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2245 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2247 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2249 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2251 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2254 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2257 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2259 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2262 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2263 to unknown_dependence.
2264 (graphite_legal_transform_dr): Handle the unknown_dependence.
2265 (graphite_carried_dependence_level_k): Same.
2267 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2269 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2271 2010-02-07 Richard Guenther <rguenther@suse.de>
2274 * expr.c (get_inner_reference): Always initialize *pbitsize.
2276 2010-02-07 Richard Guenther <rguenther@suse.de>
2279 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2280 new ARRAY_REFs on variable size element or minimal index arrays.
2282 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2283 gimple_fold_indirect_ref.
2285 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2288 * arm.c (arm_override_options): Just return if the user has specified
2289 an invalid fpu name.
2291 2010-02-03 Jason Merrill <jason@redhat.com>
2294 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2295 i386_pe_maybe_record_exported_symbol.
2297 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2300 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2301 (pa_delegitimize_address): New function.
2303 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2305 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2306 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2308 2010-02-05 Richard Guenther <rguenther@suse.de>
2311 * lto-streamer-in.c (get_resolution): Deal with references
2312 to undefined functions.
2314 2010-02-05 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2317 (fold_const_aggregate_ref): Likewise.
2318 (ccp_fold_stmt): Substitute loads.
2319 (maybe_fold_reference): Verify types before substituting.
2321 (fold_gimple_assign): Unshare properly.
2322 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2324 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2326 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2327 for rs6000_gen_cell_microcode.
2329 2010-02-04 Richard Guenther <rguenther@suse.de>
2331 PR rtl-optimization/42952
2332 * dse.c (const_or_frame_p): Remove MEM handling.
2334 2010-02-04 Nick Clifton <nickc@redhat.com>
2336 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2337 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2338 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2339 (mn10300_asm_output_mi_thunk): New function.
2340 (mn10300_can_output_mu_thunk): New function.
2341 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2342 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2343 (FUNCTION_ARG): Delete incorrect comment.
2345 2010-02-03 Jason Merrill <jason@redhat.com>
2348 * fold-const.c (operand_equal_p): Handle erroneous types.
2350 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2352 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2354 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2356 PR rtl-optimization/42941
2357 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2360 2010-02-03 Jason Merrill <jason@redhat.com>
2363 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2365 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2368 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2369 (cselib_reset_table): Renamed from...
2370 (cselib_reset_table_with_next_value): ... this.
2371 (cselib_get_next_uid): Renamed from...
2372 (cselib_get_next_unknown_value): ... this.
2373 * cselib.c (next_uid): Renamed from...
2374 (next_unknown_value): ... this.
2375 (cselib_clear_table): Adjust.
2376 (cselib_reset_table): Adjust. Renamed from...
2377 (cselib_reset_table_with_next_value): ... this.
2378 (cselib_get_next_uid): Adjust. Renamed from...
2379 (cselib_get_next_unknown_value): ... this.
2380 (get_value_hash): Use hash.
2381 (cselib_hash_rtx): Likewise.
2382 (new_cselib_val): Adjust. Set and dump uid.
2383 (cselib_lookup_mem): Pass next_uid as hash.
2384 (cselib_subst_to_values): Likewise.
2385 (cselib_log_lookup): Dump uid.
2386 (cselib_lookup): Pass next_uid as hash. Adjust.
2387 (cselib_process_insn): Adjust.
2388 (cselib_init): Initialize next_uid.
2389 (cselib_finish): Adjust.
2390 (dump_cselib_table): Likewise.
2391 * dse.c (canon_address): Dump value uid.
2392 * print-rtl.c (print_rtx): Print value uid.
2393 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2395 (dv_uid): New function, sort of renamed from...
2396 (dv_htab_hash): ... this, reimplemented in terms of it and...
2397 (dv_uid2hash): ... this. New.
2398 (variable_htab_eq): Drop excess assertions.
2399 (tie_break_pointers): Removed.
2400 (canon_value_cmp): Compare uids.
2401 (variable_post_merge_New_vals): Print uids.
2402 (vt_add_function_parameters): Adjust.
2403 (vt_initialize): Reset table. Adjust.
2405 2010-02-03 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/42944
2408 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2409 (call_may_clobber_ref_p_1): Likewise. Properly handle
2410 malloc and calloc clobbering errno.
2412 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2414 * doc/invoke.texi: Fix name of sched1 dump.
2416 * opts.c (decode_options): Set flag_tree_switch_conversion
2417 only conditionally on optimize >= 2.
2419 * gcse.c: Assorted comment fixes in pass description.
2421 2010-02-03 Anthony Green <green@moxielogic.com>
2423 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2424 nop padding in order to maintain alignment of storage location of
2425 target function address.
2426 (moxie_trampoline_init): Store target function address at newly
2428 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2430 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2432 2010-02-03 Richard Guenther <rguenther@suse.de>
2435 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2437 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2439 * config.gcc: Reenable check for obsolete targets.
2440 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2441 mips-sgi-irix6.[0-4]*.
2443 2010-02-02 Nick Clifton <nickc@redhat.com>
2445 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2446 constant size of 4 as being the same as 0.
2447 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2448 can take values in the range 0..4.
2450 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2453 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2454 as _darwin10_Unwind_FindEnclosingFunction().
2455 * libgcc-libsystem.ver: New.
2457 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2460 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2461 implicitly set registers.
2463 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2465 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2466 (arm_override_options): Allow automatic selection of the thread
2467 pointer register if thumb2.
2468 (legitimize_pic_address): Improve code sequences for Thumb2.
2469 (arm_call_tls_get_addr): Likewise.
2470 (legitimize_tls_address): Likewise.
2471 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2472 (pic_load_addr_32bit): ... this. New named pattern.
2473 * thumb2.md (pic_load_addr_thumb2): Delete.
2474 (pic_load_dot_plus_four): Delete.
2475 (tls_load_dot_plus_four): New named pattern.
2477 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2480 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2481 Document fix for TLS bug.
2483 2010-01-31 Richard Guenther <rguenther@suse.de>
2485 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2486 conservatively correct.
2488 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2492 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2494 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2496 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2498 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2500 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2502 * config.gcc: Adjust order of makefile fragments for mingw targets.
2504 2010-01-31 Richard Guenther <rguenther@suse.de>
2507 * gimplify.c (gimplify_init_constructor): For volatile LHS
2508 initialize a temporary.
2510 2010-01-31 Matthias Klose <doko@ubuntu.com>
2512 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2514 * configure: Regenerate.
2516 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2518 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2519 the same alias set and their sizes different constantness.
2520 (aliasing_component_refs_p): Revert 2009-10-24 change.
2522 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2524 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2527 2010-01-29 Richard Guenther <rguenther@suse.de>
2529 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2530 Assert we successfully updated the call.
2532 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2534 PR rtl-optimization/42889
2535 * df.h (df_set_bb_dirty_nonlr): New prototype.
2536 * df-core.c (df_set_bb_dirty_nonlr): New function.
2537 * df-scan.c (df_insn_rescan): Call it instead of
2538 df_set_bb_dirty for DEBUG_INSNs.
2540 2010-01-29 Richard Guenther <rguenther@suse.de>
2543 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2544 quadratic behavior in most cases.
2546 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2550 in the call to gen_x86_movsicc_0_m1.
2552 2010-01-28 Richard Guenther <rguenther@suse.de>
2554 PR tree-optimization/42871
2555 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2557 2010-01-28 Richard Guenther <rguenther@suse.de>
2559 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2560 into call arguments.
2562 2010-01-28 Richard Guenther <rguenther@suse.de>
2565 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2566 the forwarder if the destination is an EH landing pad.
2568 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2570 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2571 block list passed to gimple_duplicate_sese_tail.
2572 (parallelize_loops): Avoid parallelization when the function
2574 Avoid parallelization when the preheader is IRREDUCIBLE.
2575 Try to optimize when estimated_loop_iterations_int is unresolved.
2576 Add the loop's location to the dump file.
2577 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2578 (gimple_duplicate_sese_tail): Remove the check for the latch.
2579 Redirect nexits to the exit block.
2580 Remove handling of the incoming edges to the latch.
2581 Redirect the backedge from the copied latch to the exit bb.
2583 2010-01-28 Michael Matz <matz@suse.de>
2586 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2587 Wrap force_reg into a sequence, emit it before user.
2589 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2591 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2593 (arm_legacy_rev): Likewise.
2594 (thumb_legacy_rev): Likewise.
2596 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2598 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2599 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2600 on MEM's address failed, try avoid_constant_pool_reference and
2601 recurse if it returned something different.
2602 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2603 address, try avoid_constant_pool_reference and recurse if it
2604 returned something different.
2605 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2606 address and avoid_constant_pool_reference returned something
2607 different, don't set have_address.
2609 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2612 * var-tracking.c (val_store): Add modified argument, obey it.
2614 (count_uses): Move down logging of main.
2615 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2616 don't need resolution.
2617 (emit_notes_in_bb): Likewise.
2619 2010-01-27 Richard Guenther <rguenther@suse.de>
2622 * tree-inline.c (remap_decl): Delay remapping of SSA name
2623 default definitions until we need them.
2625 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2627 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2628 (rs6000_delegitimize_address): New function.
2630 * config/s390/s390.c (s390_delegitimize_address): Call
2631 delegitimize_mem_from_attrs.
2634 * tree-inline.c (cannot_copy_type_1): Removed.
2635 (copy_forbidden): Don't forbid copying of functions containing
2636 records/unions with variable length fields.
2638 2010-01-27 Christian Bruel <christian.bruel@st.com>
2642 * config/sh/sh.c (find_barrier): Increase length for non delayed
2643 conditional branches.
2645 2010-01-27 Matthias Klose <doko@ubuntu.com>
2647 * configure.ac (gnu-unique-object): Fix ldd version check.
2648 * configure: Regenerate.
2650 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2654 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2655 Test for HAVE_GNU_AS value.
2657 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2659 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2660 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2661 INT64_TYPE): Define.
2662 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2663 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2664 INT_LEAST64_TYPE): Define.
2665 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2666 UINT_LEAST64_TYPE): Define.
2667 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2668 INT_FAST64_TYPE): Define.
2669 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2670 UINT_FAST64_TYPE): Define.
2671 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2672 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2673 (SIG_ATOMIC_TYPE): Define.
2675 2010-01-26 Richard Guenther <rguenther@suse.de>
2677 * df-scan.c (df_scan_set_bb_info): Remove assert.
2678 (df_insn_rescan_debug_internal): Merge asserts.
2679 (df_install_ref): Likewise.
2680 (df_mark_reg): Use bitmap_set_range.
2681 (df_hard_reg_used_p): Remove assert.
2682 (df_hard_reg_used_count): Likewise.
2684 2010-01-26 Richard Guenther <rguenther@suse.de>
2686 PR rtl-optimization/42685
2687 * web.c (web_main): Ignore DEBUG_INSNs.
2689 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2691 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2693 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2694 Fix types of fndecl and arglist parameters.
2696 2010-01-26 Richard Guenther <rguenther@suse.de>
2699 * tree-eh.c (unsplit_eh): Skip debug insns.
2701 2010-01-26 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/42250
2704 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2706 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2709 * omp-low.c (expand_omp_sections): Only use single_pred if
2710 l2_bb is single_pred_p.
2712 2010-01-25 Christian Bruel <christian.bruel@st.com>
2715 * config/sh/sh.c (find_barrier): Increase length for non delayed
2716 conditional branches.
2717 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2719 2010-01-24 David S. Miller <davem@davemloft.net>
2721 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2722 define if not using GAS.
2723 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2724 Likewise. Delete SECTION_MERGE code, which is only applicable
2727 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2730 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2731 mangling of va_list in system headers.
2733 2010-01-23 Toon Moene <toon@moene.org>
2735 * tree-predcom.c (combine_chains): Return NULL, not false.
2737 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2739 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2740 initialization of variable res to agree with return type.
2742 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2744 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2745 * tree-sra.c: Add include of expr.h.
2747 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2749 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2750 insert the debug stmt on the single non-EH edge from the stmt.
2752 2010-01-22 Richard Henderson <rth@redhat.com>
2755 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2756 the RHS until after generate_subtree_copies has insertted its
2757 code before the current statement.
2759 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2761 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2763 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2765 2010-01-21 Martin Jambor <mjambor@suse.cz>
2767 PR tree-optimization/42585
2768 * tree-sra.c (struct access): New field grp_total_scalarization.
2769 (dump_access): Dump the new field.
2770 (should_scalarize_away_bitmap): New variable.
2771 (cannot_scalarize_away_bitmap): Likewise.
2772 (sra_initialize): Allocate new bitmaps.
2773 (sra_deinitialize): Free new bitmaps.
2774 (create_access_1): New function.
2775 (create_access): Parts moved to create_access_1.
2776 (type_consists_of_records_p): New function.
2777 (completely_scalarize_record): Likewise.
2778 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2779 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2780 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2782 (analyze_all_variable_accesses): Completely scalarize small eligible
2785 2010-01-21 Martin Jambor <mjambor@suse.cz>
2787 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2789 2010-01-21 Andrew Haley <aph@redhat.com>
2791 * gcc.c (process_command): Move lang_specific_driver before
2792 setting cc_libexec_prefix.
2794 2010-01-21 Richard Guenther <rguenther@suse.de>
2797 * fold-const.c (negate_expr_p): Pretend only negative
2798 real constants are easily negatable.
2800 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2801 Jason Merrill <jason@redhat.com>
2803 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2804 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2805 * calls.c (initialize argument_information): Handle it.
2806 * c-common.c (handle_transparent_union_attribute): Use new name.
2807 * c-decl.c (finish_struct): Ditto.
2808 * c-typeck.c (type_lists_compatible_p): Ditto.
2809 (convert_for_assignment): Use new name and also handle record.
2810 * function.c (aggregate_value_p): Handle it.
2811 (pass_by_reference): Ditto.
2812 (assign_parm_data_types): Ditto.
2813 * print-tree.c (print_node): Ditto.
2814 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2815 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2816 * tree.c (first_field): New fn.
2818 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2821 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2822 even when linking statically, for now.
2824 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2827 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2828 without a cselib val.
2829 (count_uses): Accept MO_VAL_SET with no val on stores.
2830 (add_stores): Likewise.
2832 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2834 * var-tracking.c (check_value_val): Add a compile time assertion.
2835 (dv_is_decl_p): Simplify.
2836 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2837 gcc_assert if ENABLE_CHECKING.
2839 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2842 * var-tracking.c: Include tree-flow.h.
2843 (mem_dies_at_call): New.
2844 (dataflow_set_preserve_mem_locs): Use it.
2845 (dataflow_set_remove_mem_locs): Likewise.
2846 (dump_var): Renamed from dump_variable. Adjust all callers.
2847 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2848 * Makefile.in (var-tracking.o): Adjust deps.
2850 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2852 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2854 2010-01-20 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/42717
2857 * tree-ssa-dce.c (get_live_post_dom): Remove.
2858 (forward_edge_to_pdom): Take an arbitrary edge to copy
2859 degenerate PHI args from.
2860 (remove_dead_stmt): Use the first post-dominator even if it
2861 does not contain live statements as redirection destination.
2863 2010-01-20 Richard Guenther <rguenther@suse.de>
2865 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2867 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2869 * sel-sched.c (create_speculation_check): Remove set but not used
2871 (try_transformation_cache): Remove set but not used variable ds.
2872 (calculate_privileged_insns): Remove set but not used variables
2873 cur_insn and min_spec_insn.
2874 (find_best_expr): Remove set but not used variable avail_n.
2875 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2877 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2879 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2880 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2883 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2886 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2887 cpu types. Add support for *-sse3 cpu types.
2888 (x86_64-*-*): Ditto.
2890 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2893 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2894 argument, call initializer_constant_valid_p_1 instead of
2895 initializer_constant_valid_p, pass CACHE to it, return NULL
2896 immediately if first call returns NULL.
2897 (initializer_constant_valid_p_1): New function.
2898 (initializer_constant_valid_p): Use it.
2900 2010-01-20 Thomas Quinot <quinot@adacore.com>
2902 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2904 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2906 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2907 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2908 (loc_list_from_tree): Don't handle unsigned division. Handle
2909 signed modulo using DW_OP_{over,over,div,mul,minus}.
2910 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2911 modulo instead of signed.
2913 2010-01-20 DJ Delorie <dj@redhat.com>
2915 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2917 (h8300_emit_stack_adjustment): Propogate it.
2919 (h8300_expand_prologue): Likewise.
2920 (h8300_expand_epilogue): Likewise.
2922 2010-01-19 Michael Matz <matz@suse.de>
2924 PR tree-optimization/41783
2925 * tree-data-ref.c (toplevel): Include flags.h.
2926 (dump_data_dependence_relation): Also dump the inputs if the
2927 result will be unknown.
2928 (split_constant_offset_1): Look through some conversions.
2929 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2930 the offset from last element is too large.
2931 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2932 (reassociate_to_the_same_stmt): Handle vector registers.
2933 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2935 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2936 wide_prolog_niters argument, emit widening instructions.
2937 (vect_do_peeling_for_alignment): Adjust caller, use widened
2938 variant of the iteration cound.
2939 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2941 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2944 * config/arm/neon-testgen.m (emit_automatics): New parameter
2945 features. Adjust for Fixed_return_reg feature.
2946 (test_intrinsic): Call emit_automatics with new feature.
2947 * config/arm/neon.ml: Update copyright years.
2948 (features): New Fixed_return_reg feature.
2949 (ops): Update feature for Vget_low.
2951 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2953 PR tree-optimization/42719
2954 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2958 * fwprop.c (all_uses_available_at): Return false if def_set dest
2959 is a REG that is used in def_insn.
2961 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2963 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2965 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2968 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2970 * target.h (struct gcc_target) <secondary_reload>: Change type
2971 of last argument to secondary_reload_info *.
2973 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2976 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2977 memory references with unaligned offsets. Remove CQImode handling.
2978 (unaligned_memory_operand): Return 1 for memory references with
2979 unaligned offsets. Remove CQImode handling.
2981 2010-01-18 Richard Guenther <rguenther@suse.de>
2984 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2987 2010-01-18 Richard Guenther <rguenther@suse.de>
2989 PR tree-optimization/42781
2990 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2991 restrict processing only if the original variable was artificial.
2993 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2995 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2996 find number of popped argument bytes.
2998 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2999 Fix the text that describes the return value for invalid insns.
3001 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3003 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3004 Clarify what 'cost of the -dependence' is. Fix quoting.
3006 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3007 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3009 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3011 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3012 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3014 2010-01-17 Richard Guenther <rguenther@suse.de>
3017 * function.c (split_complex_args): Take a VEC to modify.
3018 (assign_parms_augmented_arg_list): Build a VEC instead of
3019 a chain of PARM_DECLs.
3020 (assign_parms_unsplit_complex): Take a VEC of arguments.
3021 Do not fixup unmodified parms.
3022 (assign_parms): Deal with the VEC.
3023 (gimplify_parameters): Likewise.
3025 2010-01-17 Richard Guenther <rguenther@suse.de>
3027 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3028 node existence check.
3029 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3030 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3031 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3032 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3033 (gimple_execute_on_growing_pred): Likewise.
3035 2010-01-17 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/42773
3038 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3039 (compute_antic_aux): Likewise.
3040 (compute_partial_antic_aux): Likewise.
3042 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3045 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3048 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3050 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3053 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3054 Fix markup for strict argument.
3056 (TARGET_SCHED_REORDER2): Fix argument types.
3058 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3059 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3061 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3062 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3064 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3067 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3068 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3069 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3070 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3071 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3073 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3075 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3077 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3078 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3080 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3082 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3085 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3087 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3088 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3090 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3092 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3094 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3095 referring to it. Fix language.
3097 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3099 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3101 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3103 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3105 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3106 '@var{stream}. Remove stray 'and'.
3108 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3110 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3112 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3114 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3115 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3117 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3118 Fix description of return value.
3119 Rename argument "sz" to "len."
3121 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3122 Clarify meaning of 'true' return value.
3124 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3126 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3127 rep_mode versus mode_rep.
3129 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3131 (TARGET_BUILTIN_DECL): Fix name.
3133 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3135 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3137 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3139 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3141 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3143 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3146 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3147 Rename argument tm_fn to md_fn.
3149 (TARGET_OPTION_PRINT): Fix argument list.
3151 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3154 * config/i386/i386.c (ix86_fixup_binary_operands):
3155 Revert FMA4 fixup of operands.
3157 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3160 * Makefile.in (write_entries_to_file, install-plugin):
3161 Use \012 instead of \n with tr.
3163 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3165 * configure.ac (HAVE_AS_REF): New C macro.
3166 * configure: Regenerate.
3167 * config.in: Likewise.
3168 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3170 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3173 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3175 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3177 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3179 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3181 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3183 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3185 (TARGET_BINDS_LOCAL_P): Fix argument type.
3187 (TARGET_ASM_FILE_END): Use prototype.
3189 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3191 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3193 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3195 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3197 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3198 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3200 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3201 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3203 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3204 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3205 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3206 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3208 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3210 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3212 (TARGET_INIT_BUILTINS): Use prototype.
3214 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3215 Put 'const char *' in braces. Fix parameter types.
3216 (TARGET_INVALID_CONVERSION): Fix parameter types.
3217 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3218 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3220 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3223 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3225 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3227 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3229 * doc/tm.texi (TARGET_HELP): Fix return type.
3231 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3232 in braces. Fix argument types.
3234 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3236 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3238 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3240 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3241 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3243 (TARGET_MANGLE_TYPE): Fix argument types.
3245 (TARGET_IRA_COVER_CLASSES): Use prototype.
3247 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3249 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3251 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3253 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3255 (TARGET_CALLEE_COPIES): Fix argument types.
3257 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3259 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3261 (TARGET_FUNCTION_VALUE): Fix argument types.
3263 (TARGET_RETURN_IN_MSB): Fix argument type.
3265 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3267 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3269 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3271 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3272 agree with return type.
3274 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3276 2010-01-15 Jing Yu <jingyu@google.com>
3278 PR rtl-optimization/42691
3279 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3280 a pseudo to a constant and are merged, and adjust comments.
3282 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3284 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3286 2010-01-15 Richard Guenther <rguenther@suse.de>
3289 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3290 labels of computed or non-local gotos to the destination.
3291 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3292 landing pad label is the first label.
3294 2010-01-15 Richard Guenther <rguenther@suse.de>
3296 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3298 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3301 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3302 to allow generation of the xssqrtdp instruction on power7.
3303 (sqrtdf2_fpr): Ditto.
3305 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3308 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3309 functions with noreturn attribute.
3312 * varasm.c (declare_weak): Add weak attribute to decl if it
3313 doesn't have one already.
3314 (assemble_external): Only add decls to weak_decls if they also
3315 have weak attribute.
3317 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3319 * var-tracking.c (var_reg_delete): Don't delete the association
3320 between REGs and values or one-part variables if the register
3323 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3326 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3327 because its first operand is a non-localized variable.
3329 2010-01-14 Martin Jambor <mjambor@suse.cz>
3331 PR tree-optimization/42706
3332 * tree-sra.c (encountered_recursive_call): New variable.
3333 (encountered_unchangable_recursive_call): Likewise.
3334 (sra_initialize): Initialize both new variables.
3335 (callsite_has_enough_arguments_p): New function.
3336 (scan_function): Call decl and flags check only for IPA-SRA, check
3337 whether there is a recursive call and whether it has enough arguments.
3338 (all_callers_have_enough_arguments_p): New function.
3339 (convert_callers): Look for recursive calls only when
3340 encountered_recursive_call is set.
3341 (ipa_early_sra): Bail out either if
3342 !all_callers_have_enough_arguments_p or
3343 encountered_unchangable_recursive_call.
3345 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3347 * sel-sched.c: Add 2010 to copyright years.
3348 * sel-sched-ir.c: Likewise.
3349 * sel-sched-ir.h: Likewise.
3351 2010-01-14 Martin Jambor <mjambor@suse.cz>
3353 PR tree-optimization/42714
3354 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3355 constructors specially.
3357 2010-01-14 Andi Kleen <ak@linux.intel.com>
3359 * config/i386/drivers-i386.c (detect_caches_intel):
3360 Add l2sizekb parameter and fill in.
3361 (host_detect_local_cpu): Add l2sizekb, fill in.
3362 Add Atom small cache heuristic.
3364 2010-01-14 Andi Kleen <ak@linux.intel.com>
3366 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3367 Add level3 parameter and fill in.
3368 (detect_caches_intel): Handle level3 cache.
3370 2010-01-14 Andi Kleen <ak@linux.intel.com>
3372 * config/i386/drivers-i386.c (host_detect_local_cpu):
3373 Fix core duo detection.
3375 2010-01-14 Andi Kleen <ak@linux.intel.com>
3377 * config/i386/drivers-i386.c (host_detect_local_cpu):
3380 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3382 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3383 (rs6000_variable_issue_1): this. Use...
3384 (rs6000_variable_issue): here. Reimplement. Print debug info.
3386 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3388 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3389 sel_restore_notes. Update all callers. Call reemit_notes
3392 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3394 PR rtl-optimization/42246
3395 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3398 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3400 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3401 all successors is the same as number of successors in current region.
3403 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3405 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3406 to rename is not separable. Otherwise check that its LHS is not NULL.
3408 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3410 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3412 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3414 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3415 available registers when failed to discover LHS register class.
3416 Fix indentation. Update comment.
3418 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3419 Alexander Monakov <amonakov@ispras.ru>
3421 PR rtl-optimization/42389
3422 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3424 (advance_state_on_fence): Likewise.
3425 (sel_target_adjust_priority): Print debug output only when
3426 sched_verbose >= 4, not 2.
3427 (get_expr_cost): Do not issue all unique insns on the next cycle.
3428 (fill_insns): Initialize can_issue_more from the value saved
3430 * sel-sched-ir.c (flist_add): New parameter issue_more.
3431 Init FENCE_ISSUE_MORE with it.
3432 (merge_fences): Likewise.
3433 (init_fences): Update call to flist_add.
3434 (add_to_fences, add_clean_fence_to_fences)
3435 (add_dirty_fence_to_fences): Likewise.
3436 (move_fence_to_fences): Update call to merge_fences.
3437 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3439 * sel-sched-ir.h (struct _fence): New field issue_more.
3440 (FENCE_ISSUE_MORE): New accessor macro.
3442 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3444 PR rtl-optimization/42388
3445 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3446 that have no predecessors nor successors. Do not call move_bb_info
3447 for empty blocks outside of current region.
3449 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3451 PR rtl-optimization/42294
3452 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3453 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3454 originators' originators.
3456 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3458 PR rtl-optimization/39453
3459 PR rtl-optimization/42246
3460 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3462 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3464 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3465 Alexander Monakov <amonakov@ispras.ru>
3468 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3469 (maybe_tidy_empty_bb): ... here. Make static. Add new
3470 argument. Update all callers.
3471 (tidy_control_flow): ... and here. Recompute topological order
3472 of basic blocks in region if necessary.
3473 (sel_redirect_edge_and_branch): Change return type. Return true
3474 if topological order might have been invalidated.
3475 (purge_empty_blocks): Export and move from...
3476 * sel-sched.c (purge_empty_blocks): ... here.
3477 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3478 (maybe_tidy_empty_bb): Delete prototype.
3479 (purge_empty_blocks): Declare.
3481 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3483 PR rtl-optimization/42249
3484 * sel-sched.c (try_replace_dest_reg): When chosen register
3485 and original register is the same, do not bail out early, but
3486 still check all original insns for validity of replacing destination
3487 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3490 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3493 Port from no-undefined-overflow branch:
3494 2009-03-09 Richard Guenther <rguenther@suse.de>
3496 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3498 2010-01-14 Richard Guenther <rguenther@suse.de>
3501 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3503 2010-01-14 Ira Rosen <irar@il.ibm.com>
3505 PR tree-optimization/42709
3506 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3507 as scalar type in creation of constant vector operand.
3509 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3512 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3513 (check-parallel-%): Match `testsuite' directory component only
3516 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3518 PR translation/39521
3519 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3522 2010-01-13 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/42730
3525 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3528 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3531 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3532 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3535 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3537 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3538 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3539 ___umulsi3_highpart.
3541 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3542 rather than schedule_insns if the pass is enabled.
3544 2010-01-13 Martin Jambor <mjambor@suse.cz>
3546 PR tree-optimization/42704
3547 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3550 2010-01-13 Martin Jambor <mjambor@suse.cz>
3552 PR tree-optimization/42703
3553 * tree-sra.c (analyze_access_subtree): Check that we can build a
3554 reference to the original data within the aggregate.
3556 2010-01-13 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/42705
3559 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3561 2010-01-13 Richard Guenther <rguenther@suse.de>
3564 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3566 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3569 * var-tracking.c (values_to_unmark): New variable.
3570 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3571 values_to_unmark vector. Moved body to...
3572 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3573 instead queue it into values_to_unmark vector.
3574 (vt_find_locations): Free values_to_unmark vector.
3576 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3578 * config/s390/s390.c (override_options): Set
3579 default of max-pending-list-length to 256
3581 2010-01-13 Richard Guenther <rguenther@suse.de>
3584 * tree-pass.h (PROP_gimple_lcx): New.
3585 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3586 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3587 before the final cleanup_eh.
3588 (dump_properties): Dump PROP_gimple_lcx.
3589 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3590 (tree_lower_complex_O0): Remove.
3591 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3592 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3593 tree_lower_complex, schedule TODO_update_ssa.
3594 * lto-streamer-out.c (output_function): Stream the functions
3596 * lto-streamer-in.c (input_function): Likewise.
3597 (lto_read_body): Do not override them here.
3599 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3602 * c-typeck.c (build_c_cast): Fold value cast to union type before
3603 wrapping it in a CONSTRUCTOR.
3605 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3607 PR rtl-optimization/42699
3608 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3611 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3613 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3614 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3615 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3616 SUBTARGET_WARN_UNUSED_SPEC): ... here
3617 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3619 2010-01-12 Julian Brown <julian@codesourcery.com>
3621 * config/arm/neon-schedgen.ml (Utils): Don't try to
3622 open missing module.
3623 (find_with_result): New.
3625 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3628 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3629 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3631 PR tree-optimization/42645
3632 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3633 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3634 decl_map, set processing_debug_stmt to -1 and return name without
3637 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3639 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3640 binutils version, and reword target configuration description.
3642 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3644 * config/avr/avr.h (LINKER_NAME): Remove.
3646 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3649 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3650 that support VSX, warn for -mno-altivec if vsx is not disabled,
3653 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3654 Shujing Zhao <pearly.zhao@oracle.com>
3656 PR translation/42469
3657 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3658 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3659 character between option name and help text.
3660 * c.opt (imultilib): Likewise.
3662 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3664 * lto-streamer-out.c (output_unreferenced_globals): Output static
3667 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3669 PR rtl-optimization/42621
3670 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3671 optimizing for size.
3672 (duplicate_computed_gotos): Remove now-redundant check.
3674 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3677 * configure.ac: Save and restore LDFLAGS and LIBS
3678 * configure: Regenerate.
3680 2010-01-10 Richard Guenther <rguenther@suse.de>
3683 * builtins.c (fold_builtin_strlen): Add type argument and
3684 convert the resulting length to it.
3685 (fold_builtin_1): Adjust.
3687 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3689 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3690 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3692 (num_insns_constant_wide): Adjust for that change.
3694 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3697 * web.c (union_defs): Add used argument, to combine uses of
3699 (entry_register): Adjust type and tests of used argument.
3700 (web_main): Widen used for new use. Pass it to union_defs.
3701 * df.h (union_defs): Adjust prototype.
3703 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3706 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3707 uses in new incoming argument. Free body.
3708 (reset_debug_uses_in_loop): New.
3709 (analyze_insn_to_expand_var): Call the latter if the former found
3710 anything. Fix whitespace. Reject invalid dest overlaps before
3711 going through all insns in the loop.
3713 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3716 * haifa-sched.c (dying_use_p): Debug insns don't count.
3718 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3721 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3722 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3723 (verify_gimple_call): Reject LHS in noreturn calls.
3725 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3729 * tree-vect-loop-manip.c (adjust_info): New type.
3730 (adjust_vec): New pointer to vector.
3731 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3732 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3733 (slpeel_update_phis_for_duplicate_loop): Use them.
3734 (slpeel_update_phi_nodes_for_guard1): Likewise.
3735 (slpeel_update_phi_nodes_for_guard2): Likewise.
3736 (slpeel_tree_peel_loop_to_edge): Likewise.
3737 (vect_update_ivs_after_vectorizer): Likewise.
3739 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3741 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3742 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3744 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3746 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3747 bogus uninitialized warning.
3749 2010-01-09 Richard Guenther <rguenther@suse.de>
3752 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3753 the evolution is compatible with the initial condition.
3755 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3757 * gcc.c (process_command): Update copyright notice dates.
3758 * gcov.c (print_version): Likewise.
3759 * gcov-dump.c (print_version): Likewise.
3760 * mips-tfile.c (main): Likewise.
3761 * mips-tdump.c (main): Likewise.
3763 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3766 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3768 (rotlhi3_8): Delete.
3770 (rotlsi3_8): Delete.
3771 (rotlsi3_16): Delete.
3772 (rotlsi3_24): Delete.
3774 (*rotw<mode>3): New.
3775 (*rotb<mode>3): New.
3776 * config/avr/avr.c (avr_rotate_bytes): New function.
3777 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3779 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3782 * configure.ac: Modify -rdynamic check.
3783 * configure: Regenerate.
3785 2010-01-08 DJ Delorie <dj@redhat.com>
3787 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3788 register popping order.
3790 2010-01-08 Richard Guenther <rguenther@suse.de>
3793 * c.opt (fsigned-char): Also let LTO handle this option.
3794 (funsigned-char): Likewise.
3796 2010-01-07 Richard Guenther <rguenther@suse.de>
3798 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3799 (gimple_op): Likewise.
3800 (gimple_op_ptr): Likewise.
3801 (gimple_assign_set_lhs): Remove gcc_assert.
3802 (gimple_assign_set_rhs1): Likewise.
3803 (gimple_assign_set_rhs2): Likewise.
3804 (gimple_call_set_lhs): Likewise.
3805 (gimple_call_set_fn): Likewise.
3806 (gimple_call_set_fndecl): Likewise.
3807 (gimple_call_fndecl): Likewise.
3808 (gimple_call_return_type): Likewise.
3809 (gimple_call_set_chain): Likewise.
3810 (gimple_call_num_args): Likewise.
3811 (gimple_call_set_arg): Likewise.
3812 (gimple_cond_set_code): Likewise.
3813 (gimple_cond_set_lhs): Likewise.
3814 (gimple_cond_set_rhs): Likewise.
3815 (gimple_cond_set_true_label): Likewise.
3816 (gimple_cond_set_false_label): Likewise.
3817 (gimple_label_set_label): Likewise.
3818 (gimple_goto_set_dest): Likewise.
3819 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3820 (gimple_debug_bind_get_value): Likewise.
3821 (gimple_debug_bind_get_value_ptr): Likewise.
3822 (gimple_debug_bind_set_var): Likewise.
3823 (gimple_debug_bind_set_value): Likewise.
3824 (gimple_debug_bind_reset_value): Likewise.
3825 (gimple_debug_bind_has_value_p): Likewise.
3826 (gimple_return_retval_ptr): Remove gcc_assert.
3827 (gimple_return_retval): Likewise.
3828 (gimple_return_set_retval): Likewise.
3829 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3830 (safe_referenced_var_iterator): Remove.
3831 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3832 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3833 (fill_referenced_var_vec): Remove.
3834 (first_readonly_imm_use): Remove redundant gcc_assert.
3835 (phi_arg_index_from_use): Combine gcc_asserts.
3836 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3837 (first_imm_use_stmt): Remove redundant gcc_assert.
3838 * tree-cfg.c (verify_gimple_call): Verify function and chain
3839 operands. Verify arguments.
3840 (verify_types_in_gimple_stmt): Verify condition code and labels.
3842 2010-01-07 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/42641
3845 * sese.c (rename_map_elt_info): Use the SSA name version, do
3848 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3850 PR tree-optimization/42625
3851 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3852 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3854 2010-01-07 Duncan Sands <baldrick@free.fr>
3856 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3858 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3861 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3862 note itself is not function_invariant_p.
3864 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3866 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3867 Do not add the DF_NOTE problem.
3868 * store-motion.c (execute_rtl_store_motion): Likewise.
3870 2010-01-07 Martin Jambor <mjambor@suse.cz>
3872 PR tree-optimization/42157
3873 * tree-sra.c (compare_access_positions): Stabilize sort if both
3874 accesses have integer types, return zero immediately if they are the
3877 2010-01-06 Richard Henderson <rth@redhat.com>
3880 * haifa-sched.c (add_to_note_list): Merge into ...
3881 (concat_note_lists): ... here, and ...
3882 (unlink_other_notes, rm_other_notes): Merge into...
3883 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3884 NOTE_INSN_EPILOGUE_BEG.
3886 2010-01-06 Richard Guenther <rguenther@suse.de>
3888 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3889 not inline regular functions into always-inline functions.
3891 2010-01-06 Nick Clifton <nickc@redhat.com>
3893 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3894 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3896 (OVERRIDE_OPTIONS): Delete.
3897 (OPTIMIZATION_OPTIONS): Define.
3898 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3899 * config/rx/rx.c (rx_handle_option): Issue an error message if
3900 -mcpu=rx200 and -fpu are used together.
3901 (rx_set_optimization_options): New function. Issue an error
3902 message if an optimization attribute attempts to reset the FPU/
3903 math optimization pairing.
3904 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3905 * config/rx/rx.opt: Set the default to 32-bit doubles.
3906 * config/rx/t-rx: Add multilibs for -nofpu option.
3907 * doc/invoke.texi: Update documentation of RX options.
3909 2010-01-06 Richard Guenther <rguenther@suse.de>
3911 * tree-ssa-pre.c (name_to_id): New global.
3912 (alloc_expression_id): Simplify SSA name handling.
3913 (lookup_expression_id): Likewise.
3914 (init_pre): Zero name_to_id.
3915 (fini_pre): Free it.
3917 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3919 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3921 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3924 * config/i386/sse.md (smaxv2di3): New.
3925 (umaxv2di3): Likewise.
3926 (sminv2di3): Likewise.
3927 (uminv2di3): Likewise.
3929 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3932 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3933 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3934 (legitimize_tls_address): Likewise.
3935 (sparc_tls_referenced_p): Likewise.
3936 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3937 and adjust calls to legitimize_pic_address.
3938 (legitimate_constant_p) Use sparc_tls_referenced_p.
3939 (legitimate_pic_operand_p): Likewise.
3940 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3941 (sparc_tls_symbol_ref_1): Delete.
3942 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3943 (legitimize_tls_address): Make static, handle CONST patterns.
3944 (legitimize_pic_address): Make static, remove unused parameter and
3945 adjust recursive calls.
3946 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3947 and adjust call to legitimize_pic_address.
3948 (sparc_output_mi_thunk): Likewise.
3950 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3951 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3955 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3956 operands to make them signed.
3959 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3963 GTU to GT for V4SI and V2DI.
3965 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3966 (umin<mode>3): Removed.
3968 (uminv4si3): Likewise.
3970 2010-01-05 Martin Jambor <mjambor@suse.cz>
3972 PR tree-optimization/42462
3973 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3974 current_function_decl to helper functions and macros.
3976 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3979 * flags.h: Don't include real.h.
3980 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3981 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3982 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3983 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3984 * dominance.c: Update copyright.
3985 * gimple.c (walk_gimple_op): Remove inline.
3986 * tree-ssa-reassoc.c: Include real.h.
3987 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3988 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3990 2010-01-05 Nick Clifton <nickc@redhat.com>
3992 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3993 register to push into the stack frame when the accumulator has to
3994 be saved during interrupts.
3996 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3998 * doc/invoke.texi: Remove the documentation about option
4000 * common.opt (Wunreachable-code): Preserved for backward
4002 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4003 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4004 the backward compatibility flag section.
4006 2010-01-05 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4010 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4013 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4015 PR tree-optimization/42508
4016 * tree-sra.c (convert_callers): Check for recursive call
4017 by comparing cgraph nodes instead of decls.
4018 (modify_function): Call ipa_modify_formal_parameters also
4019 on all same_body aliases.
4021 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4022 cgraph nodes when checking for same_body aliases.
4024 2010-01-05 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4027 allocation and lookup.
4028 (get_or_alloc_expr_for_constant): Likewise.
4029 (phi_translate): Sink allocation.
4031 2010-01-04 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4034 a new entry only if needed.
4035 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4036 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4038 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4040 (phi_translate): Handle CONSTANTs early.
4042 2010-01-04 Martin Jambor <mjambor@suse.cz>
4044 PR tree-optimization/42398
4045 * tree-sra.c (struct access): Removed flag grp_different_types.
4046 (dump_access): Do not dump the removed flag.
4047 (sort_and_splice_var_accesses): Do not set the removed flag.
4048 (sra_modify_expr): Check for type compatibility directly.
4050 2010-01-04 Martin Jambor <mjambor@suse.cz>
4052 PR tree-optimization/42366
4053 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4054 edges with variable number of parameters.
4055 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4056 flag instead of asserting it.
4057 (ipa_read_node_info): Read uses_analysis_done flag.
4059 2010-01-04 Richard Guenther <rguenther@suse.de>
4061 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4062 iterative_hash_* as intended.
4063 (vn_reference_compute_hash): Likewise. Simplify hashing
4065 (vn_reference_lookup_2): Likewise.
4066 (vn_nary_op_compute_hash): Likewise.
4067 (vn_phi_compute_hash): Likewise.
4068 (expressions_equal_p): Remove strange code.
4069 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4070 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4071 (bitmap_insert_into_set_1): Take value-id as parameter.
4072 (add_to_value): Pass it.
4073 (bitmap_insert_into_set): Likewise.
4074 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4076 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4079 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4080 (do_self_spec): For switches with SWITCH_IGNORE set set also
4081 SWITCH_IGNORE_PERMANENTLY.
4082 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4085 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4087 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4088 tree of an unreferenced global var.
4090 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4093 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4094 GTU to GT for V4SI and V2DI.
4096 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4097 (umin<mode>3): Removed.
4099 (uminv4si3): Likewise.
4101 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4104 * collect2.c (main): Turn on trace in collect2 if -v is passed
4107 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4109 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4110 description of expression operand.
4112 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4114 * configure.ac: Add install-html to target_list for Make-hooks.
4115 * configure: Regenerate.
4116 * fortran/Make-lang.in (F95_HTMLFILES): New.
4117 (fortran.html): Use it.
4118 (fortran.install-html): New.
4119 * Makefile.in (install-html): Add lang.install-html.
4120 * java/Make-lang.in (JAVA_HTMLFILES): New.
4121 (java.html): Use it.
4122 (java.install-html): New.
4123 * objc/Make-lang.in (objc.install-html): New.
4124 * objcp/Make-lang.in (obj-c++.install-html): New.
4125 * cp/Make-lang.in (c++.install-html): New.
4126 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4127 * lto/Make-lang.in (lto.install-html): New.
4129 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4132 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4134 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4136 PR rtl-optimization/41862
4137 * store-motion.c (store_killed_in_insn, compute_store_table,
4138 remove_reachable_equiv_notes, replace_store_insn,
4139 build_store_vectors): Ignore all DEBUG_INSNs.
4141 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4144 * common.opt: Add dumpdir.
4146 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4148 (option_map): Add --dumpdir.
4150 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4152 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4154 * opts.c (decode_options): Try dump_dir_name first if
4155 dump_base_name isn't an absolute path.
4156 (common_handle_option): Handle OPT_dumpdir.
4158 * toplev.c (dump_dir_name): New.
4159 (print_switch_values): Also ignore -dumpdir.
4161 * toplev.h (dump_dir_name): New.
4163 2010-01-03 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/42589
4166 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4167 double-word expansion of bswap32.
4169 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4171 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4172 with BLOCK_FOR_INSN.
4173 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4174 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4175 noce_process_if_block): Likewise.
4176 * gcse.c (compute_local_properties, insert_expr_in_table,
4177 insert_set_in_table, canon_list_insert, find_avail_set,
4178 pre_insert_copy_insn): Likewise.
4180 * basic-block.h (BLOCK_NUM): Move from here...
4181 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4183 2010-01-03 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/42438
4186 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4187 contains_may_not_return_call flag.
4188 (BB_MAY_NOTRETURN): New.
4189 (valid_in_sets): Trapping nary operations are not valid
4190 in blocks that may not return.
4191 (insert_into_preds_of_block): Remove check for trapping expressions.
4192 (compute_avail): Compute also BB_MAY_NOTRETURN.
4194 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4196 * doc/invoke.texi: Add 2010 to copyright years.
4198 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4200 * config/sparc/sparc.c: Fix formatting nits.
4202 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4203 Alexander Monakov <amonakov@ispras.ru>
4205 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4207 2010-01-02 Richard Guenther <rguenther@suse.de>
4210 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4211 (simplify_switch_using_ranges): Mark to be removed edges
4214 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4216 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4218 * collect2.c (scan_libraries): Add missing argument in call to
4221 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4224 * config/alpha/predicates.md (aligned_memory_operand): Return false
4226 (unaligned_memory_operand): Return true for CQImode.
4227 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4228 doesn not cross aligned SImode word boundary.
4230 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4232 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4234 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4235 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4237 2010-01-02 Richard Guenther <rguenther@suse.de>
4240 * toplev.c (compile_file): Emit LTO marker properly. Change
4242 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4244 2010-01-01 Richard Guenther <rguenther@suse.de>
4247 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4249 2010-01-01 Richard Guenther <rguenther@suse.de>
4252 * c-decl.c (grokdeclarator): For zero-size arrays force
4253 structural equality checks as layout_type does.
4255 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4257 * builtins.c: Update copyright to 2010.
4259 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4262 * lto-streamer-out.c (produce_asm): Revert the last change.
4263 (copy_function): Likewise.
4265 * lto-streamer.c (lto_get_section_name): Skip any leading
4268 2010-01-01 Richard Guenther <rguenther@suse.de>
4271 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4275 Copyright (C) 2010 Free Software Foundation, Inc.
4277 Copying and distribution of this file, with or without modification,
4278 are permitted in any medium without royalty provided the copyright
4279 notice and this notice are preserved.