1 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5 Improve vectorization cost model diagnostic.
7 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
10 * tree-vect-data-refs.c (vect_analyze_data_refs): When
11 compute_data_dependences_for_loop returns false, early exit
12 and output an extra diagnostic for the failed data reference
15 2010-03-29 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/43560
18 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
20 (can_sm_ref_p): Treat stores to readonly locations as
23 2010-03-29 Jie Zhang <jie@codesourcery.com>
26 * toplev.c (process_options): Set optimization_default_node
27 and optimization_current_node.
28 * opts.c (decode_options): Don't set optimization_default_node
29 and optimization_current_node.
31 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
33 * config/rtems.h: Abandon -qrtems_debug.
35 2010-03-28 Jan Hubicka <jh@suse.cz>
37 PR tree-optimization/43505
38 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
39 map should not be copied.
41 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
44 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
45 cdtors, set DECL_PRESERVE_P.
46 * ipa.c (cgraph_externally_visible_p): Return true if declaration
49 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
51 PR tree-optimization/43528
52 * stor-layout.c (place_field): Check that constant fits into
53 unsigned HWI when skipping calculation of MS bitfield layout.
55 2010-03-27 Jan Hubicka <jh@suse.cz>
58 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
59 notice_global_symbol work.
61 2010-03-27 Jakub Jelinek <jakub@redhat.com>
63 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
64 instead of dwarf2out_decl.
65 (struct var_loc_node): Remove section_label field.
66 (dwarf2out_function_decl): New function.
67 (dwarf2out_var_location): Don't set section_label field.
68 (dwarf2out_begin_function): Don't empty decl_loc_table here.
70 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
72 PR tree-optimization/43544
73 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
74 First argument for builtin vectorized function hook is now a
75 tree to be able to distinguish between machine specific and
77 * targhooks.c (default_builtin_vectorized_function): Ditto.
78 * targhooks.h (default_builtin_vectorized_function): Ditto.
79 * target.h (struct gcc_target): Ditto.
80 * tree-vect-stmts.c (vectorizable_function): Ditto.
81 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
82 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
85 2010-03-26 Joseph Myers <joseph@codesourcery.com>
88 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
89 nested binding iff it is a FUNCTION_DECL.
90 (store_parm_decls_newstyle): Pass nested=true to bind for
91 FUNCTION_DECLs amongst parameters.
93 2010-03-26 Jakub Jelinek <jakub@redhat.com>
95 * var-tracking.c (vt_expand_loc_callback): Don't run
96 cselib_expand_value_rtx_cb in dummy mode if
97 cselib_dummy_expand_value_rtx_cb returned false.
99 * var-tracking.c (emit_note_insn_var_location): For one part
100 notes with offset 0, don't add EXPR_LIST around the location.
101 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
102 add_location_or_const_value_attribute): Adjust for that change.
105 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
106 into first operand and location into second.
107 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
108 dw_cfi_oprnd_loc for DW_CFA_expression.
109 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
110 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
111 assume first argument is regnum and second argument is location.
113 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
116 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
117 of scratch register to DImode. Split to DImode comparison operator.
118 Use SImode subreg of scratch register in the multiplication.
119 (*cmp_sadd_sidi): Ditto.
120 (*cmp_ssub_si): Ditto.
121 (*cmp_ssub_sidi): Ditto.
123 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
127 Remove invalid assert and wrong comment.
129 2010-03-26 Jakub Jelinek <jakub@redhat.com>
132 * flags.h (final_insns_dump_p): New extern.
133 * final.c (final_insns_dump_p): New variable.
134 (rest_of_clean_state): Set it before -fdump-final-insns=
135 dumping, clear afterwards.
136 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
137 MEM_ALIAS_SET on MEMs.
139 2010-03-26 David S. Miller <davem@davemloft.net>
141 * configure.ac: Fix sparc GOTDATA_OP bug check.
142 * configure: Rebuild.
144 2010-03-26 Alan Modra <amodra@gmail.com>
146 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
148 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
150 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
151 TLS_SECTION_ASM_FLAG.
153 2010-03-25 Jakub Jelinek <jakub@redhat.com>
156 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
157 Clear first_function_block_is_cold.
160 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
161 argument if the argument is truth_value_p.
163 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
165 * config/rs6000/constraints.md: Update copyright year for my changes.
168 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
169 used in reg+reg addressing, swap registers.
171 2010-03-24 Jakub Jelinek <jakub@redhat.com>
174 * target.h (struct gcc_target): Add code_end hook.
175 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
177 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
178 * toplev.c (compile_file): Call targetm.asm_out.code_end
179 hook before unwind info/debug info output.
180 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
181 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
182 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
183 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
184 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
185 * config/i386/i386.c (ix86_file_end): Renamed to...
186 (ix86_code_end): ... this. Make static. Don't call
187 file_end_indicate_exec_stack. Emit unwind info using
188 final_start_function/final_end_function.
189 (darwin_x86_file_end): Remove.
190 (TARGET_ASM_CODE_END): Define.
191 * config/i386/i386.h (TARGET_ASM_FILE_END,
192 NEED_INDICATE_EXEC_STACK): Don't define.
193 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
194 (TARGET_ASM_FILE_END): Define to darwin_file_end.
195 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
196 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
199 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
200 at the beginning and final_end_function at the end.
201 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
203 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
205 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
206 and Sun as TLS syntax.
207 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
208 * configure: Regenerate.
209 * config.in: Regenerate.
210 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
211 (default_elf_asm_named_section): Use it.
212 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
213 (i386_output_dwarf_dtprel): Likewise.
214 (output_addr_const_extra): Likewise.
215 (output_pic_addr_const): Lowercase @GOTTPOFF.
216 (output_addr_const_extra): Likewise.
217 (output_pic_addr_const): Lowercase @GOTNTPOFF.
218 (output_addr_const_extra): Likewise.
219 (output_pic_addr_const): Lowercase @INDNTPOFF.
220 (output_addr_const_extra): Likewise.
221 (output_pic_addr_const): Lowercase @NTPOFF.
222 (output_addr_const_extra): Likewise.
223 (output_pic_addr_const): Lowercase @TPOFF.
224 (output_addr_const_extra): Likewise.
225 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
226 (*tls_global_dynamic_64): Likewise.
227 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
228 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
230 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
231 (ASM_OUTPUT_TLS_COMMON): Use it.
232 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
235 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
236 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
237 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
238 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
239 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
240 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
242 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
244 * config/i386/i386.c (override_options): Don't accept
245 -mtls-dialect=sun any longer.
246 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
247 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
248 (*tls_local_dynamic_base_32_sun): Likewise.
249 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
251 2010-03-24 Jakub Jelinek <jakub@redhat.com>
254 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
255 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
258 * ira.c (adjust_cleared_regs): New function.
259 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
263 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
265 * expr.c (expand_expr_real): Restore previous
266 curr_insn_source_location and curr_insn_block after
267 expand_expr_real_1 call.
268 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
269 instead of expand_expr_real_1.
271 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
273 PR rtl-optimization/43413
274 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
277 2010-03-22 James E. Wilson <wilson@codesourcery.com>
280 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
281 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
283 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
285 * config/i386/i386.c (ix86_target_string): Add -mfma.
286 Fix a typo in comment.
288 2010-03-22 Mike Stump <mikestump@comcast.net>
291 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
292 Don't overly align based upon packed packed fields.
294 2010-03-22 Jason Merrill <jason@redhat.com>
296 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
297 Use () rather than [], and move before the element type.
299 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
301 * doc/configfiles.texi (Configuration Files): Removed
302 fixinc/Makefile*, intl/Makefile.*.
303 * doc/makefile.texi: Fixed markup. Abstract from version
305 (Makefile): Removed obsolete gcc/java/parse.y example.
306 * doc/sourcebuild.texi: Likewise.
307 (Top Level): Added config, gnattools, libdecnumber, libgcc,
308 libgomp, libssp. Removed fastjar.
309 (Miscellaneous Docs): Clarify location.
310 Added COPYING3, COPYING3.LIB.
311 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
313 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
316 * config/i386/i386.c (x86_function_profiler)
317 [!NO_PROFILE_COUNTERS]: Fix typo.
318 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
321 2010-03-22 Janis Johnson <janis187@us.ibm.com>
322 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
324 * doc/sourcebuild.texi (Test Directives): Split into six
325 subsections, with most of the current text in new subsections
326 Directives, Selectors, and Final Actions.
327 (Directives): Split list of test directives into multiple
329 (Selectors): Describe use and syntax of selectors.
330 (Effective-Target Keywords): Describe all existing keywords.
331 (Add Options): Describe features for dg-add-options.
332 (Require Support): Describe variants of dg-require-support.
333 (Final Actions): Describe commands to use in dg-final.
335 2010-03-22 Michael Matz <matz@suse.de>
338 * recog.c (validate_replace_rtx_group): Replace also in
339 REG_EQUAL and REG_EQUIV notes.
341 2010-03-22 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/43390
344 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
345 sure vector extracts are type correct.
347 2010-03-22 Richard Guenther <rguenther@suse.de>
350 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
351 x * sqrt (x) even when optimizing for size if the target
352 has native support for sqrt.
354 2010-03-22 Jakub Jelinek <jakub@redhat.com>
356 * varasm.c (make_decl_rtl_for_debug): Also clear
357 flag_mudflap for the duration of make_decl_rtl call.
360 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
361 locs from preserved VALUEs.
363 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
366 * pa.md (movmemsi): Set align to one if zero.
367 (movmemdi): Likewise.
369 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
372 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
373 with their corresponding prologue pushes.
375 2010-03-20 Andrew Pinski <pinskia@gmail.com>
378 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
379 at the begining or end.
380 (spu_expand_epilogue): Likewise.
382 2010-03-20 Richard Guenther <rguenther@suse.de>
384 PR rtl-optimization/43438
385 * combine.c (make_extraction): Properly zero-/sign-extend an
386 extraction of the low part of a CONST_INT. Also handle
389 2010-03-19 Mike Stump <mikestump@comcast.net>
391 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
392 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
393 (override_options): Use SUBTARGET32_DEFAULT_CPU.
395 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
398 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
401 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
403 PR rtl-optimization/42258
404 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
405 use that may match DEF.
408 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
409 the cost of loading the constant rather than assuming
411 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
412 outer code is AND, do the same tests as the andsi3 expander and
413 return COSTS_N_INSNS (1) if and is cheap.
415 * optabs.c (avoid_expensive_constant): Fix formatting.
417 2010-03-19 Michael Matz <matz@suse.de>
420 * attribs.c (decl_attributes): When rebuilding a function pointer
421 type use the same qualifiers as the original pointer type.
423 2010-03-19 Martin Jambor <mjambor@suse.cz>
425 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
426 and is_gimple_ip_invariant_address.
428 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
431 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
433 * config/arm/arm.c (arm_override_options): Turn off
434 flag_dwarf2_cfi_asm for AAPCS variants.
436 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
439 * config/arm/arm.c (emit_multi_reg_push): Update comments.
440 Use PRE_MODIFY instead of PRE_DEC.
441 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
442 (vfp_emit_fstmd): Likewise.
444 2010-03-19 Michael Matz <matz@suse.de>
447 * builtins.c (expand_builtin_interclass_mathfn,
448 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
451 2010-03-19 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/43415
454 * tree-ssa-pre.c (phi_translate): Split out worker to ...
455 (phi_translate_1): ... this.
456 (phi_translate): Move all caching here. Cache all NARY
457 and REFERENCE translations.
459 2010-03-19 David S. Miller <davem@davemloft.net>
461 With help from Eric Botcazou.
462 * config/sparc/sparc.c: Include dwarf2out.h.
463 (emit_pic_helper): Delete.
464 (pic_helper_symbol_name): Delete.
465 (pic_helper_emitted_p): Delete.
466 (pic_helper_needed): New.
467 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
468 (get_pc_thunk_name): New.
469 (load_pic_register): Remove 'delay_pic_helper' arg. Use
470 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
471 Set pic_helper_needed to true. Don't call emit_pic_helper.
472 (sparc_expand_prologue): Update load_pic_register call.
473 (sparc_output_mi_thunk): Likewise.
474 (sparc_file_end): Emit a hidden comdat symbol for the PIC
475 thunk if possible. Output CFI information as needed.
477 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
478 Jack Howarth <howarth@bromo.med.uc.edu>
481 * config/i386/i386.h: Fix ABI on darwin x86-32.
483 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
485 * tree.h: Declare make_decl_rtl_for_debug.
486 * varasm.c (make_decl_rtl_for_debug): New.
487 * dwarf2out.c (rtl_for_decl_location): Call it.
488 * cfgexpand.c (expand_debug_expr): Call it.
490 2010-03-18 Jakub Jelinek <jakub@redhat.com>
493 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
497 * var-tracking.c (vt_init_cfa_base): Do nothing if
498 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
500 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
503 * var-tracking.c (canonicalize_vars_star): New.
504 (dataflow_post_merge_adjust): Use it.
506 2010-03-18 Jakub Jelinek <jakub@redhat.com>
509 * var-tracking.c (non_suitable_const): New function.
510 (add_uses): For DEBUG_INSNs with constants, don't record any
511 value, instead just the constant value itself.
512 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
513 is not VAR_LOC_UNKNOWN_P, set var to the constant.
514 (emit_notes_in_bb): Likewise.
515 (emit_note_insn_var_location): For onepart variables if
516 cur_loc is a VOIDmode constant, use DECL_MODE.
518 2010-03-18 Martin Jambor <mjambor@suse.cz>
521 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
522 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
523 all non-clones. Moved call redirection...
524 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
525 (cgraph_materialize_all_clones): Dispose of all
526 combined_args_to_skip bitmaps.
527 (verify_cgraph_node): Do not check for edges pointing to wrong
528 nodes in inline clones.
529 * tree-inline.c (copy_bb): Call
530 cgraph_redirect_edge_call_stmt_to_callee.
531 * ipa.c (cgraph_remove_unreachable_nodes): Call
532 cgraph_node_remove_callees even when there are used clones.
534 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
536 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
538 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
541 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
544 2010-03-18 Michael Matz <matz@suse.de>
547 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
548 into sqrt(x) if we need to preserve signed zeros.
550 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
551 Eric Botcazou <ebotcazou@adacore.com>
553 PR rtl-optimization/43360
554 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
555 note if we don't know its invariant status.
557 2010-03-18 Michael Matz <matz@suse.de>
559 PR tree-optimization/43402
560 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
561 PHI chains of ssa names registered for update.
563 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
566 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
567 non-offsettable and pre_modify update addressing.
568 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
569 and "2" alternatives "#".
570 (*movdd_softfloat32): Make all alternatives "#";
571 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
572 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
573 (*movdf_softfloat32): Make all alternatives "#";
574 (movdi): Use the new DIFD mode iterator to create a common splitter
575 for movdi, movdf and movdd patterns.
577 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
579 * common.opt (dumpdir): Remove redundant tab.
581 2010-03-17 Martin Jambor <mjambor@suse.cz>
583 PR tree-optimization/43347
584 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
585 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
587 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
589 PR rtl-optimization/42216
590 * regrename.c (create_new_chain): New function, broken out from...
591 (scan_rtx_reg): ... here. Call it. Handle the case where we are
592 appending a use to an empty chain.
593 (build_def_use): Remove previous changes that convert OP_INOUT to
594 OP_OUT operands; instead detect the case where an OP_INOUT operand
595 uses a previously untracked register and create an empty chain for it.
597 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
599 * doc/extend.texi (Function Attributes): Rewrite unfinished
600 sentence in ms_abi documentation.
602 2010-03-17 Alan Modra <amodra@gmail.com>
604 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
605 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
606 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
607 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
609 2010-03-16 Richard Henderson <rth@redhat.com>
612 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
613 (lower_try_finally): Save and restore eh_seq around the expansion
616 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
618 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
619 statements before splitting block.
621 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * doc/sourcebuild.texi (Testsuites): Fix markup.
624 Use pathnames relative to gcc/testsuite.
625 (Test Directives): Move description of how timeout is determined.
626 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
627 (C Tests): Correct gcc.misc-tests directory.
628 Framework tests now live in gcc.test-framework.
630 2010-03-16 Richard Guenther <rguenther@suse.de>
633 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
634 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
636 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
637 Alexandre Oliva <aoliva@redhat.com>
639 PR tree-optimization/42917
640 * lambda-code.c (remove_iv): Skip debug statements.
641 (lambda_loopnest_to_gcc_loopnest): Likewise.
642 (not_interesting_stmt): Debug statements are not interesting.
644 2010-03-16 Jakub Jelinek <jakub@redhat.com>
648 * cselib.c (cselib_preserve_constants,
649 cfa_base_preserved_val): New static variables.
650 (preserve_only_constants): New function.
651 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
652 clear its REG_VALUES. If cselib_preserve_constants, don't
653 empty the whole hash table, but preserve there VALUEs with constants,
654 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
655 (cselib_preserve_cfa_base_value): New function.
656 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
657 (cselib_init): Change argument to int bitfield. Set
658 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
660 (cselib_finish): Clear cselib_preserve_constants and
661 cfa_base_preserved_val.
662 * cselib.h (enum cselib_record_what): New enum.
663 (cselib_init): Change argument to int.
664 (cselib_preserve_cfa_base_value): New prototype.
665 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
666 * dse.c (dse_step1): Likewise.
667 * cfgcleanup.c (thread_jump): Likewise.
668 * sched-deps.c (sched_analyze): Likewise.
669 * gcse.c (local_cprop_pass): Likewise.
670 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
671 If FN is non-NULL, call the callback always and whenever it returns
672 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
673 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
674 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
675 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
676 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
677 * var-tracking.c: Include recog.h.
678 (bb_stack_adjust_offset): Remove.
679 (vt_stack_adjustments): Don't call it, instead just gather the
680 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
681 (adjust_stack_reference): Remove.
682 (compute_cfa_pointer): New function.
683 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
684 (struct adjust_mem_data): New type.
685 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
687 (get_address_mode): New function.
688 (replace_expr_with_values): Use it.
689 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
690 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
691 (adjust_sets): Remove.
692 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
693 Use get_address_mode.
694 (get_adjusted_src): Remove.
695 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
696 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
697 (add_with_sets): Don't call adjust_sets.
698 (fp_setter, vt_init_cfa_base): New functions.
699 (vt_initialize): Change return type to bool. Move most of pool etc.
700 initialization to the beginning of the function from end. Pass
701 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
702 If !frame_pointer_needed, call vt_stack_adjustment before mos
703 vector is filled, call vt_init_cfa_base if argp/framep has been
704 eliminated to sp. If frame_pointer_needed and argp/framep has
705 been eliminated to hard frame pointer, set
706 hard_frame_pointer_adjustment and call vt_init_cfa_base after
707 encountering fp setter in the prologue. For MO_ADJUST, call
708 log_op_type before pusing the op into mos vector, not afterwards.
709 Call adjust_insn before cselib_process_insn/add_with_sets,
710 call cancel_changes (0) afterwards.
711 (variable_tracking_main_1): Adjust for vt_initialize calling
712 vt_stack_adjustments and returning whether it succeeded or not.
714 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
716 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
719 2010-03-15 Jakub Jelinek <jakub@redhat.com>
721 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
723 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
724 drap_reg has not been set.
726 2010-03-15 Michael Matz <matz@suse.de>
729 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
730 use it to expand block copies.
731 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
732 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
733 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
735 2010-03-15 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/43367
738 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
741 2010-03-15 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/43317
744 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
746 2010-03-15 Martin Jambor <mjambor@suse.cz>
748 PR tree-optimization/43141
749 * tree-sra.c (create_abstract_origin): New function.
750 (modify_function): Call create_abstract_origin.
752 2010-03-15 Chris Demetriou <cgd@google.com>
754 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
757 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
760 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
761 call insert_out_of_ssa_copy for default definitions.
763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
765 * graphite-clast-to-gimple.c (my_long_long): Defined.
766 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
767 * graphite-sese-to-poly.c (my_long_long): Defined.
768 (scop_ivs_can_be_represented): Use it.
770 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
772 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
773 graphite-max-bbs-per-function, and loop-block-tile-size.
774 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
776 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
778 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
780 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
782 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
783 (add_upper_bounds_from_estimated_nit): New.
784 (build_loop_iteration_domains): Use it.
786 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
788 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
790 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
793 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
794 should be an INTEGER_CST. Also handle CASE_CONVERT.
796 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
798 * graphite.c (graphite_initialize): To bound the number of bbs per
799 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
800 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
801 * doc/invoke.texi: Document it.
803 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
805 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
806 * graphite-sese-to-poly.h (build_poly_scop): Same.
808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
810 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
811 the number of parameters in the scop. Use as an upper bound
812 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
813 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
814 * doc/invoke.texi: Document it.
816 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
818 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
819 * doc/c-tree.texi: Remove.
820 * doc/generic.texi: Merge c-tree.texi here.
821 * doc/gccint.texi (Trees): Remove menu entry.
822 (c-tree.texi): Remove @include.
823 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
824 * doc/languages.texi (Reading RTL): Ditto.
826 2010-03-12 Steve Ellcey <sje@cup.hp.com>
829 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
831 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
834 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
835 code added to work around reload clobbering CONST insns.
837 2010-03-12 Jakub Jelinek <jakub@redhat.com>
839 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
840 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
841 (cselib_preserve_only_values): Remove retain argument, don't
842 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
843 * cselib.h (cselib_preserve_only_values): Remove retain argument.
844 * var-tracking.c (micro_operation): Move insn field before union.
845 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
846 (struct variable_tracking_info_def): Remove n_mos field, change
847 mos into a vector of micro_operations.
848 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
849 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
850 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
851 changing into a vector.
852 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
853 come before all other uops generated by add_stores.
854 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
856 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
857 a vector. Run just one pass over the bbs instead of separate counting
858 and computation phase.
859 (vt_finalize): Free VTI (bb)->mos vector instead of array.
862 * tree-inline.c (remap_decls): Put old_var rather than origin_var
863 into *nonlocalized_list vector.
864 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
865 even if origin is non-NULL.
866 (gen_variable_die): Likewise.
867 (process_scope_var): Don't change origin.
868 (gen_decl_die): Likewise.
869 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
870 before adding new edges instead of after it, fix moving over
873 2010-03-11 David S. Miller <davem@davemloft.net>
875 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
877 * configure: Rebuild.
879 2010-03-11 Martin Jambor <mjambor@suse.cz>
881 PR tree-optimization/43257
882 * tree.c (assign_assembler_name_if_neeeded): New function.
883 (free_lang_data_in_cgraph): Assembler name assignment moved to the
885 * tree.h (assign_assembler_name_if_neeeded): Declare.
886 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
887 the function if needed.
889 2010-03-11 Chris Demetriou <cgd@google.com>
891 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
892 include/stdint-gcc.h, and include/stdint.h world-readable.
894 2010-03-11 Richard Guenther <rguenther@suse.de>
896 PR tree-optimization/43255
897 * tree-vrp.c (process_assert_insertions_for): Do not insert
898 asserts for trivial conditions.
900 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
902 PR tree-optimization/43280
903 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
904 generation. Move calculation of size out of the if branch.
905 (find_bswap): Modify compare number generation.
907 2010-03-11 Richard Guenther <rguenther@suse.de>
910 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
911 (input_gimple_stmt): Fixup handled component types during
912 operand read. Also fix up decls in ADDR_EXPRs.
914 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
916 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
917 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
919 2010-03-10 Jan Hubicka <jh@suse.cz>
922 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
923 * varasm.c (get_variable_section): Don't do that here...
924 (make_decl_rtl): ... and here.
925 (do_assemble_alias): Produce decl RTL.
926 (assemble_alias): Likewise.
928 2010-03-10 Jakub Jelinek <jakub@redhat.com>
931 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
932 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
934 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
935 (based_loc_descr): Only express drap or vdrap regno based expressions
936 using DW_OP_fbreg when not optimizing.
937 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
938 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
939 REG_CFA_SET_VDRAP note.
941 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
943 PR tree-optimization/43236
944 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
945 error in calculation of base address in reverse iteration case.
946 (generate_builtin): Take number of latch executions if the statement
949 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
952 * tree-eh.c: Include pointer-set.h.
953 (lower_eh_dispatch): Filter out duplicate case labels and
954 remove the unneeded edge when the label is unused. Return
955 true when some edges are removed.
956 (execute_lower_eh_dispatch): When any lowering resulted in
957 removing an edge, also delete unreachable blocks.
959 2010-03-10 Jakub Jelinek <jakub@redhat.com>
962 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
963 UNSPEC_MACHOPIC_OFFSET.
965 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
968 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
969 (m68k_delegitimize_address): New function.
971 2010-03-09 Jakub Jelinek <jakub@redhat.com>
974 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
977 * var-tracking.c (adjust_sets): New function.
978 (count_with_sets, add_with_sets): Use it.
979 (get_adjusted_src): New inline function.
980 (add_stores): Use it.
983 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
984 call cselib_dummy_expand_value_rtx_cb instead of
985 cselib_expand_value_rtx_cb.
988 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
989 * config/i386/i386.c: Include debug.h and dwarf2out.h.
990 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
991 and .cfi_endproc around the pic thunks.
992 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
993 all queued unwind info register saves are saved before the call.
994 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
995 considered as sp-=4 for unwind info and the pop as sp+=4 which
996 also clobbers dest, but doesn't actually restore it.
999 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1000 RTX_FRAME_RELATED_P.
1002 2010-03-09 Jie Zhang <jie@codesourcery.com>
1004 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1005 whitespaces in output template.
1007 2010-03-09 Jie Zhang <jie@codesourcery.com>
1009 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1012 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1014 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1015 builtins.exp in a separate job.
1017 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1019 * graphite-sese-to-poly.c (add_param_constraints): Use
1020 lower_bound_in_type and upper_bound_in_type.
1022 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1024 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1025 instead of unsigned_type_node.
1027 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1028 Reza Yazdani <reza.yazdani@amd.com>
1031 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1032 on pointer type parameters.
1034 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1038 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1039 handle conversions from pointer to integers.
1040 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1041 induction variable, to be able to work with code generated by CLooG.
1042 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1043 (build_poly_scop): Bail out if we cannot codegen a loop.
1045 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1047 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1048 code generation with gloog_error.
1050 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1052 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1053 Call fold_convert on all the returned values.
1054 (expand_scalar_variables_expr): Pass to
1055 expand_scalar_variables_ssa_name the type of the resulting expression.
1057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1059 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1060 ppl_min_for_le_pointset.
1061 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1062 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1064 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1066 * graphite-dependences.c (map_into_dep_poly): Removed.
1067 (dependence_polyhedron_1): Use combine_context_id_scat.
1069 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1071 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1072 (struct poly_bb): Same.
1073 (combine_context_id_scat): New.
1075 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1078 * sese.c (name_defined_in_loop_p): Return false for default
1081 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1083 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1084 and clean up the logic.
1086 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1088 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1091 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1093 * var-tracking.c (remove_cselib_value_chains): Define only for
1095 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1096 delete_slot_part, emit_notes_for_differences_1): Don't call
1097 remove_cselib_value_chains here.
1098 (set_slot_part, emit_notes_for_differences_2): Don't call
1099 add_cselib_value_chains here.
1100 (preserved_values): New vector.
1101 (preserve_value): New function.
1102 (add_uses, add_stores, vt_add_function_parameters): Use it
1103 instead of cselib_preserve_value.
1104 (changed_values_stack): New vector.
1105 (check_changed_vars_0): New function.
1106 (check_changed_vars_1, check_changed_vars_2): Use it.
1107 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1108 changed_values_stack VALUEs.
1109 (vt_emit_notes): For all preserved_values call
1110 add_cselib_value_chains. If ENABLE_CHECKING call
1111 remove_cselib_value_chains before verifying value_chains is empty.
1112 Initialize and free changed_values_stack.
1113 (vt_initialize): Initialize preserved_values.
1114 (vt_finalize): Free preserved_values.
1116 2010-03-08 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/43269
1119 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1122 2010-03-08 Martin Jambor <mjambor@suse.cz>
1124 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1125 (ipa_is_param_called): Removed.
1126 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1127 (ipa_print_node_params): Do not print the called flag.
1128 (ipa_write_node_info): Do not stream the called flag.
1129 (ipa_read_node_info): Likewise.
1131 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1134 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1135 * cselib.c (struct expand_value_data): Add dummy field.
1136 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1138 (cselib_dummy_expand_value_rtx_cb): New function.
1139 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1141 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1142 * var-tracking.c: Include pointer-set.h.
1143 (variable): Change n_var_parts to char from int. Add
1144 cur_loc_changed and in_changed_variables fields.
1145 (variable_canonicalize): Remove.
1146 (shared_var_p): New inline function.
1147 (unshare_variable): Maintain cur_loc_changed and
1148 in_changed_variables fields. If var was in changed_variables,
1149 replace it there with new_var. Just copy cur_loc instead of
1150 resetting it to something else.
1151 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1152 (dataflow_set_union): Don't call variable_canonicalize.
1153 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1154 of their DEBUG_EXPR_TREE_DECLs.
1155 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1156 and in_changed_variables and cur_loc_changed is false.
1157 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1158 and cur_loc_changed. Don't update cur_loc here.
1159 (variable_merge_over_src): Don't call variable_canonicalize.
1160 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1161 removing loc that is equal to cur_loc, clear cur_loc,
1162 set cur_loc_changed and ensure variable_was_changed is called.
1163 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1164 compare pointers in cur_loc check, if it is equal to loc,
1165 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1166 (variable_different_p): Remove compare_current_location argument,
1167 don't compare cur_loc.
1168 (dataflow_set_different_1): Adjust variable_different_p caller.
1169 (variable_was_changed): If dv had some var in changed_variables
1170 already, reset in_changed_variables flag for it and propagate
1171 cur_loc_changed over to the new variable. On empty var
1172 always set cur_loc_changed. Set in_changed_variables on whatever
1173 var is added to changed_variables.
1174 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1175 Use shared_var_p. When removing loc that is equal to cur_loc,
1176 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1177 end, don't set it to something else, just call variable_was_changed.
1178 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1179 loc being removed, clear cur_loc and set cur_loc_changed.
1180 Set cur_loc_changed if all locations have been removed.
1181 (struct expand_loc_callback_data): New type.
1182 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1183 allocated. Always create SUBREGs if simplify_subreg failed.
1184 Prefer to use cur_loc, when that fails and still in
1185 changed_variables (and seen first time) recompute it. Set
1186 cur_loc_changed of variables which had to change cur_loc and
1187 compute elcd->cur_loc_changed if any of the subexpressions used
1188 had to change cur_loc.
1189 (vt_expand_loc): Adjust to pass arguments in
1190 expand_loc_callback_data structure.
1191 (vt_expand_loc_dummy): New function.
1192 (emitted_notes): New variable.
1193 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1194 that weren't used for any other decl in current
1195 emit_notes_for_changes call call vt_expand_loc_dummy to update
1196 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1197 first loc_chain location if NULL before. Always use just
1198 cur_loc instead of first loc_chain location. When cur_loc_changed
1199 is false, when not --enable-checking=rtl just don't emit any note.
1200 When rtl checking, compute the note and assert it is the same
1201 as previous note. Clear cur_loc_changed and in_changed_variables
1202 at the end before removing from changed_variables.
1203 (check_changed_vars_3): New function.
1204 (emit_notes_for_changes): Traverse changed_vars to call
1205 check_changed_vars_3 on each changed var.
1206 (emit_notes_for_differences_1): Clear cur_loc_changed and
1207 in_changed_variables. Recompute cur_loc of new_var.
1208 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1209 (vt_emit_notes): Initialize and destroy emitted_notes.
1211 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1213 PR rtl-optimization/42220
1214 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1215 Use verify_reg_tracked to determine if we should use OP_OUT rather
1217 (build_def_use): If we see an in-out operand for a register that we
1218 know nothing about, treat is an output if possible, fail the block if
1221 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1224 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1227 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1230 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1231 uses of relevant DEFs that are dead outside the loop too.
1233 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1235 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1237 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1239 * var-tracking.c (values_to_unmark): New variable.
1240 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1241 values_to_unmark vector. Moved body to...
1242 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1243 instead queue it into values_to_unmark vector.
1244 (vt_find_locations): Free values_to_unmark vector.
1246 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1248 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1249 (site.exp): Export them when plugins are enabled.
1251 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1254 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1256 (chrec_fold_multiply): Same.
1258 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1261 * c-decl.c (build_compound_literal): Return early if init is
1264 2010-03-04 Martin Jambor <mjambor@suse.cz>
1266 PR tree-optimization/43164
1267 PR tree-optimization/43191
1268 * tree-sra.c (type_consists_of_records_p): Reject records with
1269 zero-size bit-fields at the end.
1271 2010-03-04 Mike Stump <mikestump@comcast.net>
1273 * Makefile.in (TAGS): Remove *.y.
1275 2010-03-04 Richard Guenther <rguenther@suse.de>
1277 PR tree-optimization/40761
1278 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1280 (my_rev_post_order_compute): New function.
1281 (init_pre): Call it.
1283 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1286 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1287 decrease the cost of an IV candidate when the cost is infinite.
1289 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1291 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1292 Use '3DNow!' for the extension of that name, ensure normal space
1294 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1296 2010-03-03 Jeff Law <law@redhat.com>
1298 * PR middle-end/32693
1299 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1300 than gen_rtx_SUBREG.
1301 (extract_bit_field_1): Likewise.
1303 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1305 * doc/sourcebuild.texi (Test directives): Document that arguments
1306 include-opts and exclude-opts are now optional for dg-skip-if,
1307 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1309 2010-03-03 Jason Merrill <jason@redhat.com>
1312 * cgraph.h (varpool_node): Add extra_name field.
1313 * varpool.c (varpool_extra_name_alias): New.
1314 (varpool_assemble_decl): Emit extra name aliases.
1315 (varpool_mark_needed_node): Look past an extra name alias.
1316 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1317 * lto-streamer-in.c (lto_input_tree): Read it.
1318 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1320 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1322 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1323 (sparc*-*-solaris2*): ...this.
1325 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1328 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1329 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1330 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1331 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1334 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1335 fallthrough to default handling, just with want_address 0 instead of 2.
1336 For single element lists, add_AT_loc directly, otherwise create an
1337 artificial variable DIE and stick location list to it.
1340 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1341 (VAL_EXPR_HAS_REVERSE): Define.
1342 (reverse_op): New function.
1343 (add_stores): For reversible operations add an extra MO_VAL_USE.
1345 2010-03-02 Jason Merrill <jason@redhat.com>
1347 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1349 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1351 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1352 (sparc64-*-linux*): Likewise.
1353 (sparc64-*-solaris2*): Include assembler files before linker ones.
1354 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1355 * config/sparc/gas.h: Delete.
1356 * config/sparc/sol2-64.h: Add copyright notice.
1357 * config/sparc/sol2-gas-bi.h: Likewise.
1358 * config/sparc/sol2-gld.h: Likewise.
1359 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1360 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1361 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1362 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1363 (sparc_elf_asm_named_section): Rename into...
1364 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1366 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1368 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1370 2010-03-02 Jeff Law <law@redhat.com>
1373 * reload1.c (rtx_p, substitute_stack): Declare.
1374 (substitute): Record addresses of changed rtxs.
1375 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1376 Restore the original rtx when complete.
1377 (reload): Free subsitute_stack when complete.
1379 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1381 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1382 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1384 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1385 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1386 Torture Tests): Change from subsection to section.
1388 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1389 Steven Bosscher <steven@gcc.gnu.org>
1391 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1394 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1397 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1398 the assignment from the new induction variable to the assignment
1399 of the value from the original loop PHI function.
1401 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1402 Daniel Jacobowitz <dan@codesourcery.com>
1404 * doc/sourcebuild.texi (Test directives): Clarify options to
1407 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1409 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1410 Disable cfi directives unless GCC and gas agree on using read-only
1411 .eh_frame sections for 64-bit.
1412 * configure: Regenerate.
1414 2010-03-01 Richard Guenther <rguenther@suse.de>
1416 PR tree-optimization/43220
1417 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1418 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1420 2010-03-01 Richard Guenther <rguenther@suse.de>
1421 Martin Jambor <mjambor@suse.cz>
1424 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1425 gimplified parameters.
1427 2010-03-01 Christian Bruel <christian.bruel@st.com>
1429 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1431 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1433 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1435 2010-03-01 Richard Guenther <rguenther@suse.de>
1438 * expr.c (expand_assignment): Use the alias-oracle to tell
1439 if the rhs aliases the result decl.
1441 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1445 to sol_gt_pch_get_address.
1446 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1447 64-bit, SPARC and x86.
1448 (sol_gt_pch_get_address): New function.
1450 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1452 * toplev.h (inform_n, error_n): Declare.
1453 * diagnostic.c (inform_n, error_n): New function.
1455 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1457 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1458 has no rtl yet when processing local_decls, queue it and recheck
1459 if deferred stack allocation hasn't assigned it rtl.
1461 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1463 * config/sh/sh.c (unspec_bbr_uid): New.
1464 (gen_block_redirect): Use it instead of INSN_UID.
1465 (gen_far_branch): Likewise.
1467 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1469 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1470 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1472 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1474 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1475 (Warning Options): -Wno-conversion-null is valid for
1476 Objective-C++ as well.
1477 * doc/tm.texi (Named Address Spaces): Likewise.
1478 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1479 * doc/tree-ssa.texi (Tree SSA): Likewise.
1481 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1484 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1485 by default. Don't set the default arch for
1486 i[34567]86-*-darwin*|x86_64-*-darwin*.
1488 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1491 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1492 default. Set the default 32bit/64bit archs with $with_arch
1493 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1495 2010-02-27 Richard Guenther <rguenther@suse.de>
1497 PR tree-optimization/43186
1498 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1499 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1500 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1501 unroller iterations.
1503 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1505 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1506 required and i[34567]86-*-* targets don't support 64bit ISA.
1508 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1511 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1514 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1516 * config.gcc: Set the default arch at least to Prescott for
1517 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1518 if SSE math is enabled.
1520 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1522 * diagnostic.c (diagnostic_initialize): Update.
1523 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1525 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1526 (diagnostic_inhibit_notes): New.
1527 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1529 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1532 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1533 * doc/standards.texi: Likewise.
1534 * doc/extend.texi: Likewise.
1535 * doc/trouble.texi: Likewise.
1536 * doc/cppopts.texi: Likewise.
1537 * doc/install.texi: Likewise.
1538 * c.opt (std=c90,std=gnu90): New options.
1539 * c-opts.c (c_common_handle_option): Handle them.
1541 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1544 * c-decl.c (undeclared_variable): Use an informative note.
1546 2010-02-26 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/43186
1549 * gimple.h (gimple_fold): Remove.
1550 * gimple.c (gimple_fold): Remove. Inline into single user ...
1551 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1552 Try harder for conditions.
1554 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1557 * function.c (used_types_insert): Don't skip through named pointer
1558 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1559 and it is different from the main variant's type.
1561 2010-02-26 Nick Clifton <nickc@redhat.com>
1563 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1565 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1567 * config.gcc: Support --with-fpmath=sse for x86.
1569 * config/i386/ssemath.h: New.
1571 * doc/install.texi (--with-fpmath=sse): Documented.
1573 2010-02-26 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/43188
1576 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1577 vector types of over-aligned element type.
1579 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1583 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1585 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1587 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1589 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1591 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1592 * var-tracking.c: Include diagnostic.h.
1593 (debug_dv): New function.
1594 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1597 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1598 (add_value_chain, add_value_chains, remove_value_chain,
1599 remove_value_chains): Handle DEBUG_EXPRs.
1600 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1603 * regcprop.c (struct queued_debug_insn_change): New type.
1604 (struct value_data_entry): Add debug_insn_changes field.
1605 (struct value_data): Add n_debug_insn_changes field.
1606 (debug_insn_changes_pool): New variable.
1607 (free_debug_insn_changes, apply_debug_insn_changes,
1608 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1609 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1610 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1612 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1614 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1615 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1616 changes, call cprop_find_used_regs via note_stores.
1617 (copyprop_hardreg_forward): When copying vd from predecessor
1618 which has any queued DEBUG_INSN changes, make sure the pointers are
1619 cleared. At the end call df_analyze and then if there are any
1620 DEBUG_INSN changes queued at the end of some basic block for still
1621 live registers, apply them.
1622 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1624 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1626 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1629 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1631 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1632 targets. Set the default with_cpu/with_arch from arch/cpu.
1633 Allow x86-64 and native for with_cpu/with_arch.
1635 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1637 * ebitmap.c: Change calls to verify_popcount with calls to
1638 sbitmap_verify_popcount.
1639 (ebitmap_clear_bit): Fixed map->cacheindex test and
1640 map>cache update when bit clearing results in an empty
1643 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1646 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1647 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1648 and support both V2DF and V2DI modes.
1649 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1650 support both V2DF and V2DI modes.
1651 (general): Delete trailing whitespace from a few patterns.
1653 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1654 V2DF/V2DI interleave high/low builtins.
1656 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1659 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1660 interleave high/low functions.
1662 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1664 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1665 #pragma extern_prefix.
1667 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1670 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1671 BLKmode, assert op0 is a MEM and just adjust its mode.
1674 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1675 if bitpos isn't multiple of mode's bitsize.
1677 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1679 * c.opt (-ftemplate-depth=): New.
1680 (-ftemplate-depth-): Deprecate.
1681 * optc-gen.awk: Handle -ftemplate-depth=.
1682 * opth-gen.awk: Likewise.
1683 * c-opts.c (c_common_handle_option): Likewise.
1684 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1686 2010-02-24 Jason Merrill <jason@redhat.com>
1688 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1690 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1692 * cfg.c (alloc_aux_for_block): Remove inline.
1693 (alloc_aux_for_edge): Likewise.
1695 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1697 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1699 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1702 * config/i386/sol2-gas.h: New file.
1703 * config.gcc (i[34567]86-*-solaris2*): Use it.
1705 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1708 * c-typeck.c (ep_convert_and_check): New.
1709 (build_conditional_expr): Use it.
1710 (build_binary_op): Likewise.
1712 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1714 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1717 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1718 bounds even for -O+.
1719 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1720 expr needs to have DECL_NAME set.
1722 2010-02-24 Nick Clifton <nickc@redhat.com>
1724 * config/mep/mep.c: Include gimple.h.
1725 (mep_function_uses_sp): Delete unused function.
1726 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1727 parameters. Use unsigned integers to count args. Return a
1728 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1730 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1733 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1734 greater or equal to nelt instead of 2 * nelt.
1735 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1738 2010-02-23 Jason Merrill <jason@redhat.com>
1741 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1742 in cfun->local_decls even if they have register types.
1745 * stor-layout.c (place_field): Don't warn about unnecessary
1746 DECL_PACKED if the type is packed.
1748 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1751 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1752 GOTOFF relocs, even when the base reg isn't pic pointer.
1754 2010-02-23 Michael Matz <matz@suse.de>
1757 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1758 (expand_gimple_basic_block): Generate and use debug temps if there
1759 are debug uses left after the last real use of TERed ssa names.
1760 Unlink debug immediate uses when they are expanded.
1762 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1765 * config/i386/i386.c (override_options): Reorganise to provide
1766 better error messages.
1768 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1771 * graphite-scop-detection.c (create_single_exit_edge): Move
1772 the call to find_single_exit_edge to....
1773 (create_sese_edges): ...here. Don't handle multiple edges
1774 exiting the function.
1775 (build_graphite_scops): Don't handle multiple edges
1776 exiting the function.
1778 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1781 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1782 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1784 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1787 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1789 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1792 * c-typeck.c (convert_arguments): Print declaration location.
1793 * c-common.c (validate_nargs): Rename as
1794 builtin_function_validate_nargs.
1795 (check_builtin_function_arguments): Update.
1797 2010-02-22 Richard Guenther <rguenther@suse.de>
1800 * tree-inline.c (declare_return_variable): Use the type of
1801 the call stmt lhs if available.
1803 2010-02-22 Duncan Sands <baldrick@free.fr>
1805 * passes.c (register_pass): Always consider all pass lists when
1806 ref_pass_instance_number is zero.
1808 2010-02-22 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/42749
1811 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1812 parameter. Do arithmetic in the original type.
1813 (update_accumulator_with_ops): Likewise.
1814 (adjust_accumulator_values): Adjust.
1816 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1818 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1819 (QI to BLKmode splitter): New splitter.
1821 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1823 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1824 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1826 2010-02-22 Richard Guenther <rguenther@suse.de>
1828 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1830 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1832 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1833 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1834 ($(T)crti.o, $(T)crtn.o): Remove rules.
1836 2010-02-21 Tobias Burnus <burnus@net-b.de>
1839 * doc/invoke.texi (-fassociative-math): Document that this
1840 option is automatically enabled for Fortran.
1842 2010-02-20 David S. Miller <davem@davemloft.net>
1844 * configure.ac: Test if linker and assembler properly support
1845 GOTDATA_OP relocations.
1846 * configure: Rebuild.
1847 * config.in: Likewise.
1848 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1849 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1850 (movsi_high_pic): Likewise.
1851 (movdi_lo_sum_pic): Likewise.
1852 (movdi_high_pic): Likewise.
1853 (movsi_pic_gotdata_op): New pattern.
1854 (movdi_pic_gotdata_op): Likewise.
1855 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1856 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1858 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1861 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1862 attribute to ssemul.
1863 (xop_mulv2div2di3_high): Ditto.
1865 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1868 * c.opt (Wconversion-null): New option.
1869 * doc/invoke.texi (Wconversion-null): Document.
1871 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1873 * common.opt (Wlarger-than-): Add Undocumented.
1875 2010-02-19 Mike Stump <mikestump@comcast.net>
1877 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1879 2010-02-19 Jason Merrill <jason@redhat.com>
1882 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1883 * configure: Likewise.
1885 2010-02-20 Alan Modra <amodra@gmail.com>
1888 * cgraph.h (cgraph_make_decl_local): Declare.
1889 * cgraph.c (cgraph_make_decl_local): New function.
1890 (cgraph_make_node_local): Use it.
1891 * cgraphunit.c (cgraph_function_versioning): Likewise.
1892 * ipa.c (function_and_variable_visibility): Likewise.
1894 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1897 * except.c (sjlj_emit_function_enter): Don't call
1898 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1900 * rtl.h (add_reg_br_prob_note): Remove prototype.
1902 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1905 * c-common.c (conversion_warning): Remove widening conversions
1906 before checking the conversion of integers to reals.
1908 2010-02-19 Mike Stump <mikestump@comcast.net>
1911 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1914 * cgraphunit.c (process_function_and_variable_attributes): Check
1915 DECL_PRESERVE_P instead of looking up attribute "used".
1916 * ipa-pure-const.c (check_decl): Likewise.
1917 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1918 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1919 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1920 instead of attribute "used".
1921 * config/sol2-c.c (solaris_pragma_init): Likewise.
1922 (solaris_pragma_fini): Likewise.
1924 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1926 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1927 Use XCNEW instead of xcalloc.
1928 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1929 XNEW instead of xmalloc.
1930 (get_fields): Use XNEWVEC instead of xmalloc.
1933 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1934 populate vars array.
1935 (create_new_general_access): For debug stmts just reset value.
1936 (get_stmt_accesses): For accesses within debug stmts just record them
1937 using add_access_to_acc_sites instead of preventing the peeling or
1938 counting them as accesses.
1941 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1943 2010-02-19 Richard Guenther <rguenther@suse.de>
1945 PR tree-optimization/42916
1946 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1949 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1951 * configure.ac: Replace all uses of changequote in macro arguments
1952 with proper quoting.
1954 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1957 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1959 2010-02-19 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/42944
1962 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1963 test for aliasing with errno.
1965 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1968 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1969 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1970 * dojump.c: Include output.h.
1971 (inv): New inline function.
1972 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1973 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1974 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1975 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1976 argument, pass it down to other calls.
1977 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1978 add REG_BR_PROB note to the conditional jump.
1979 * cfgexpand.c (add_reg_br_prob_note): Removed.
1980 (expand_gimple_cond): Don't call it, add the probability
1981 as last argument to jumpif_1/jumpifnot_1.
1982 * Makefile.in (dojump.o): Depend on output.h.
1983 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1985 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1986 * stmt.c (do_jump_if_equal): Likewise.
1987 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1988 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1989 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1991 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1992 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1993 jumpifnot_1 callers.
1994 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1996 (store_expr): Adjust jumpifnot caller.
1997 (store_constructor): Adjust jumpif caller.
2000 * gimplify.c (gimple_boolify): For __builtin_expect call
2001 gimple_boolify also on its first argument.
2003 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2005 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2007 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2008 * configure: Regenerated.
2010 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2012 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2013 lang_hooks.types_compatible_p instead of comptypes.
2015 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2017 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2018 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2019 if __prefer_thumb__ is defined.
2021 2010-02-18 Martin Jambor <mjambor@suse.cz>
2023 PR tree-optimization/43066
2024 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2025 array with zero-sized element type.
2027 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2029 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2030 rtx, allocate struct var_loc_node here and return it to the
2031 caller, and only if it is actually needed.
2032 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2033 move it earlier and return immediately if it returns NULL.
2035 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2037 * config/sparc/gas.h: New file. Restore
2038 TARGET_ASM_NAMED_SECTION to its ELF default.
2039 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2041 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2042 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2043 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2044 after sparc/sysv4.h.
2046 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2048 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2050 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2052 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2053 patterns from predicated pattern.
2055 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2059 for insn mnemonic suffix.
2061 2010-02-17 Richard Guenther <rguenther@suse.de>
2063 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2066 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2069 * caller-save.c (save_call_clobbered_regs): If BB ends with
2070 a DEBUG_INSN, move any notes in between last real insn and the last
2071 DEBUG_INSN after the last DEBUG_INSN.
2073 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2075 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2076 Fix return type. Fix argument type. Explain meaning of return value.
2078 2010-02-16 Richard Guenther <rguenther@suse.de>
2080 PR tree-optimization/41043
2081 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2082 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2084 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2086 2010-02-16 Ira Rosen <irar@il.ibm.com>
2088 PR tree-optimization/43074
2089 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2090 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2091 vectorizable cycles in hybrid SLP check.
2092 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2094 2010-02-16 Richard Guenther <rguenther@suse.de>
2096 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2097 (true_dependence): If memrefs_conflict_p computes must-alias
2098 trust it. Move TBAA check after offset-based disambiguation.
2099 (canon_true_dependence): Likewise.
2101 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2103 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2104 * doc/invoke.texi: Document it.
2105 * var-tracking.c: Include toplev.h and params.h.
2106 (vt_find_locations): Return bool indicating success. Compute
2107 hash sizes unconditionally. Check new parameter, report.
2108 (variable_tracking_main_1): Check vt_find_locations results and
2109 retry. Renamed from...
2110 (variable_tracking_main): ... this. New wrapper to preserve
2111 flag_var_tracking_assignments.
2112 * Makefile.in (var-tracking.o): Adjust dependencies.
2114 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2115 Jakub Jelinek <jakub@redhat.com>
2118 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2119 if weak_import attribute is present.
2120 * config/darwin.c (machopic_select_section): Likewise.
2122 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2124 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2125 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2126 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2127 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2129 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2131 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2134 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2135 Rewrite text to refer to the names.
2137 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2139 * config/i386/i386-builtin-types.def
2140 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2141 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2142 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2143 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2144 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2145 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2146 IX86_BUILTIN_VPERMIL2PS256.
2147 (MULTI_ARG_4_DF2_DI_I): Defined.
2148 (MULTI_ARG_4_DF2_DI_I1): Defined.
2149 (MULTI_ARG_4_SF2_SI_I): Defined.
2150 (MULTI_ARG_4_SF2_SI_I1): Defined.
2151 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2152 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2153 __builtin_ia32_vpermil2ps256.
2154 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2155 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2156 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2157 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2158 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2159 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2160 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2161 CODE_FOR_xop_vpermil2v8sf3.
2162 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2163 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2164 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2165 (_mm256_permute2_pd): New.
2166 (_mm_permute2_ps): New.
2167 (_mm256_permute2_ps): New.
2169 2010-02-15 Nick Clifton <nickc@redhat.com>
2171 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2172 boolean parameters. Use emit_jump_insn when emitting a pop
2173 instruction containing a return insn.
2174 (push): Use 'true' rather than '1' as second parameter to F.
2175 (h8300_expand_prologue): Likewise.
2176 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2177 (h8300_expand_epilogue): Likewise.
2179 2010-02-15 Richard Guenther <rguenther@suse.de>
2182 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2185 2010-02-15 Nick Clifton <nickc@redhat.com>
2187 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2190 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2192 * intl.c (fake_ngettext): New function.
2193 * intl.h (fake_ngettext): Declare.
2194 (ngettext): Define macro.
2195 * collect2.c (notice_translated): New function.
2196 (main): Use notice_translated and ngettext.
2197 * collect2.h (notice_translated): Declare.
2199 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2201 * reorg.c (delete_computation): Comment fixes.
2202 * caller-save.c (setup_save_areas): Idem.
2203 * sel-sched-dump.c (dump_lv_set): Idem.
2206 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2208 * config/s390/s390.c (s390_sched_init): New function.
2209 (TARGET_SCHED_INIT): Target hook defined.
2211 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2212 Jack Howarth <howarth@bromo.med.uc.edu>
2213 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2216 Partial revert of unintended change in fix for PR41605.
2217 * config/darwin.h: Fix typo.
2218 * config/darwin9.h: Same.
2220 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2222 * c-pch.c (pch_init): Clear v.
2224 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2227 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2228 graphite_can_represent_init for MULT_EXPR.
2230 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2234 * graphite-sese-to-poly.c (remove_phi): New.
2235 (translate_scalar_reduction_to_array): Call remove_phi.
2237 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2240 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2241 * graphite-clast-to-gimple.h (gloog): Update declaration.
2242 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2243 * graphite-poly.h (struct poly_bb): Add missing comments.
2244 (struct scop): Add poly_scop_p field.
2246 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2247 * graphite.c (graphite_transform_loops): Build the polyhedral
2248 representation for each scop before code generation.
2249 * sese.c (rename_variables_in_operand): Removed.
2250 (rename_variables_in_expr): Return the renamed expression.
2251 (rename_sese_parameters): New.
2252 * sese.h (rename_sese_parameters): Declared.
2254 2010-02-11 Richard Guenther <rguenther@suse.de>
2256 PR tree-optimization/42998
2257 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2258 POINTER_PLUS_EXPR properly.
2260 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2261 Changpeng Fang <changpeng.fang@amd.com>
2264 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2265 the cost of an IV candidate when the IV is used in a test against zero.
2267 * gcc.dg/tree-ssa/ivopts-3.c: New.
2269 2010-02-11 Richard Guenther <rguenther@suse.de>
2272 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2273 pointer-vs-decl case by swapping refs. Handle some cases
2274 of pointer-vs-decl disambiguations more conservatively.
2275 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2276 to false after expanding.
2278 2010-02-11 Richard Guenther <rguenther@suse.de>
2281 * gcc.c (process_command): Handle LTO file@offset case more
2284 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2286 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2287 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2289 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2291 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2292 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2293 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2294 Optimize eq/ne comparisons when both arguments are known to be
2296 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2297 Don't mask operands unnecessarily if they are known to be already
2300 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2302 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2305 2010-02-10 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/43017
2308 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2309 for wrapping signed arithmetic.
2311 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2314 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2315 if no debug info should be emitted for it.
2317 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2319 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2320 note when flag_exceptions is set.
2322 2010-02-10 Duncan Sands <baldrick@free.fr>
2324 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2326 2010-02-10 Richard Guenther <rguenther@suse.de>
2329 * tree.c (get_unwidened): Handle constants.
2330 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2332 2010-02-10 Martin Jambor <mjambor@suse.cz>
2335 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2336 check for variable argument counts independently.
2338 2010-02-10 Christian Bruel <christian.bruel@st.com>
2341 * config/sh/sh.c (find_barrier): Increase length for non delayed
2342 conditional branches.
2344 2010-02-10 Christian Bruel <christian.bruel@st.com>
2346 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2348 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2350 * builtins.c (set_builtin_user_assembler_name): Also handle
2351 ffs if int is smaller than word.
2353 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2356 * ira-conflicts.c (get_dup): Remove.
2357 (process_reg_shuffles): Add new parameter. Use it as an
2358 additional guard for copy generation.
2359 (add_insn_allocno_copies): Rewrite.
2361 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2363 * common.opt (fsched2-use-traces): Preserved for backward
2365 * doc/invoke.texi: Remove the documentation about option
2366 -fsched2-use-traces.
2367 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2368 flag_sched2_use_traces.
2369 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2370 the backward compatibility flag section.
2372 2010-02-09 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/43008
2375 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2376 make HEAP variables initialized from global memory if they
2377 are not known builtin functions.
2378 (find_func_aliases): Adjust.
2380 2010-02-09 Richard Guenther <rguenther@suse.de>
2382 PR tree-optimization/43000
2383 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2384 arithmetic manually.
2386 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2388 PR tree-optimization/42931
2389 * tree-loop-linear.c (try_interchange_loops): Don't call
2390 double_int_mul if estimated_loop_iterations failed.
2392 2010-02-08 Martin Jambor <mjambor@suse.cz>
2395 * tree-sra.c (build_accesses_from_assign): Do not mark in
2396 should_scalarize_away_bitmap if stmt has volatile ops.
2397 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2400 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2402 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2404 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2406 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2409 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2412 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2414 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2417 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2418 to unknown_dependence.
2419 (graphite_legal_transform_dr): Handle the unknown_dependence.
2420 (graphite_carried_dependence_level_k): Same.
2422 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2424 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2426 2010-02-07 Richard Guenther <rguenther@suse.de>
2429 * expr.c (get_inner_reference): Always initialize *pbitsize.
2431 2010-02-07 Richard Guenther <rguenther@suse.de>
2434 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2435 new ARRAY_REFs on variable size element or minimal index arrays.
2437 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2438 gimple_fold_indirect_ref.
2440 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2443 * arm.c (arm_override_options): Just return if the user has specified
2444 an invalid fpu name.
2446 2010-02-03 Jason Merrill <jason@redhat.com>
2449 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2450 i386_pe_maybe_record_exported_symbol.
2452 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2455 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2456 (pa_delegitimize_address): New function.
2458 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2460 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2461 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2463 2010-02-05 Richard Guenther <rguenther@suse.de>
2466 * lto-streamer-in.c (get_resolution): Deal with references
2467 to undefined functions.
2469 2010-02-05 Richard Guenther <rguenther@suse.de>
2471 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2472 (fold_const_aggregate_ref): Likewise.
2473 (ccp_fold_stmt): Substitute loads.
2474 (maybe_fold_reference): Verify types before substituting.
2476 (fold_gimple_assign): Unshare properly.
2477 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2479 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2481 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2482 for rs6000_gen_cell_microcode.
2484 2010-02-04 Richard Guenther <rguenther@suse.de>
2486 PR rtl-optimization/42952
2487 * dse.c (const_or_frame_p): Remove MEM handling.
2489 2010-02-04 Nick Clifton <nickc@redhat.com>
2491 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2492 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2493 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2494 (mn10300_asm_output_mi_thunk): New function.
2495 (mn10300_can_output_mu_thunk): New function.
2496 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2497 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2498 (FUNCTION_ARG): Delete incorrect comment.
2500 2010-02-03 Jason Merrill <jason@redhat.com>
2503 * fold-const.c (operand_equal_p): Handle erroneous types.
2505 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2507 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2509 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2511 PR rtl-optimization/42941
2512 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2515 2010-02-03 Jason Merrill <jason@redhat.com>
2518 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2520 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2523 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2524 (cselib_reset_table): Renamed from...
2525 (cselib_reset_table_with_next_value): ... this.
2526 (cselib_get_next_uid): Renamed from...
2527 (cselib_get_next_unknown_value): ... this.
2528 * cselib.c (next_uid): Renamed from...
2529 (next_unknown_value): ... this.
2530 (cselib_clear_table): Adjust.
2531 (cselib_reset_table): Adjust. Renamed from...
2532 (cselib_reset_table_with_next_value): ... this.
2533 (cselib_get_next_uid): Adjust. Renamed from...
2534 (cselib_get_next_unknown_value): ... this.
2535 (get_value_hash): Use hash.
2536 (cselib_hash_rtx): Likewise.
2537 (new_cselib_val): Adjust. Set and dump uid.
2538 (cselib_lookup_mem): Pass next_uid as hash.
2539 (cselib_subst_to_values): Likewise.
2540 (cselib_log_lookup): Dump uid.
2541 (cselib_lookup): Pass next_uid as hash. Adjust.
2542 (cselib_process_insn): Adjust.
2543 (cselib_init): Initialize next_uid.
2544 (cselib_finish): Adjust.
2545 (dump_cselib_table): Likewise.
2546 * dse.c (canon_address): Dump value uid.
2547 * print-rtl.c (print_rtx): Print value uid.
2548 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2550 (dv_uid): New function, sort of renamed from...
2551 (dv_htab_hash): ... this, reimplemented in terms of it and...
2552 (dv_uid2hash): ... this. New.
2553 (variable_htab_eq): Drop excess assertions.
2554 (tie_break_pointers): Removed.
2555 (canon_value_cmp): Compare uids.
2556 (variable_post_merge_New_vals): Print uids.
2557 (vt_add_function_parameters): Adjust.
2558 (vt_initialize): Reset table. Adjust.
2560 2010-02-03 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/42944
2563 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2564 (call_may_clobber_ref_p_1): Likewise. Properly handle
2565 malloc and calloc clobbering errno.
2567 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2569 * doc/invoke.texi: Fix name of sched1 dump.
2571 * opts.c (decode_options): Set flag_tree_switch_conversion
2572 only conditionally on optimize >= 2.
2574 * gcse.c: Assorted comment fixes in pass description.
2576 2010-02-03 Anthony Green <green@moxielogic.com>
2578 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2579 nop padding in order to maintain alignment of storage location of
2580 target function address.
2581 (moxie_trampoline_init): Store target function address at newly
2583 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2585 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2587 2010-02-03 Richard Guenther <rguenther@suse.de>
2590 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2592 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2594 * config.gcc: Reenable check for obsolete targets.
2595 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2596 mips-sgi-irix6.[0-4]*.
2598 2010-02-02 Nick Clifton <nickc@redhat.com>
2600 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2601 constant size of 4 as being the same as 0.
2602 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2603 can take values in the range 0..4.
2605 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2608 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2609 as _darwin10_Unwind_FindEnclosingFunction().
2610 * libgcc-libsystem.ver: New.
2612 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2615 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2616 implicitly set registers.
2618 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2620 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2621 (arm_override_options): Allow automatic selection of the thread
2622 pointer register if thumb2.
2623 (legitimize_pic_address): Improve code sequences for Thumb2.
2624 (arm_call_tls_get_addr): Likewise.
2625 (legitimize_tls_address): Likewise.
2626 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2627 (pic_load_addr_32bit): ... this. New named pattern.
2628 * thumb2.md (pic_load_addr_thumb2): Delete.
2629 (pic_load_dot_plus_four): Delete.
2630 (tls_load_dot_plus_four): New named pattern.
2632 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2635 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2636 Document fix for TLS bug.
2638 2010-01-31 Richard Guenther <rguenther@suse.de>
2640 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2641 conservatively correct.
2643 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2647 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2649 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2651 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2653 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2655 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2657 * config.gcc: Adjust order of makefile fragments for mingw targets.
2659 2010-01-31 Richard Guenther <rguenther@suse.de>
2662 * gimplify.c (gimplify_init_constructor): For volatile LHS
2663 initialize a temporary.
2665 2010-01-31 Matthias Klose <doko@ubuntu.com>
2667 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2669 * configure: Regenerate.
2671 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2673 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2674 the same alias set and their sizes different constantness.
2675 (aliasing_component_refs_p): Revert 2009-10-24 change.
2677 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2679 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2682 2010-01-29 Richard Guenther <rguenther@suse.de>
2684 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2685 Assert we successfully updated the call.
2687 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2689 PR rtl-optimization/42889
2690 * df.h (df_set_bb_dirty_nonlr): New prototype.
2691 * df-core.c (df_set_bb_dirty_nonlr): New function.
2692 * df-scan.c (df_insn_rescan): Call it instead of
2693 df_set_bb_dirty for DEBUG_INSNs.
2695 2010-01-29 Richard Guenther <rguenther@suse.de>
2698 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2699 quadratic behavior in most cases.
2701 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2705 in the call to gen_x86_movsicc_0_m1.
2707 2010-01-28 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/42871
2710 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2712 2010-01-28 Richard Guenther <rguenther@suse.de>
2714 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2715 into call arguments.
2717 2010-01-28 Richard Guenther <rguenther@suse.de>
2720 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2721 the forwarder if the destination is an EH landing pad.
2723 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2725 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2726 block list passed to gimple_duplicate_sese_tail.
2727 (parallelize_loops): Avoid parallelization when the function
2729 Avoid parallelization when the preheader is IRREDUCIBLE.
2730 Try to optimize when estimated_loop_iterations_int is unresolved.
2731 Add the loop's location to the dump file.
2732 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2733 (gimple_duplicate_sese_tail): Remove the check for the latch.
2734 Redirect nexits to the exit block.
2735 Remove handling of the incoming edges to the latch.
2736 Redirect the backedge from the copied latch to the exit bb.
2738 2010-01-28 Michael Matz <matz@suse.de>
2741 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2742 Wrap force_reg into a sequence, emit it before user.
2744 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2746 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2748 (arm_legacy_rev): Likewise.
2749 (thumb_legacy_rev): Likewise.
2751 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2753 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2754 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2755 on MEM's address failed, try avoid_constant_pool_reference and
2756 recurse if it returned something different.
2757 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2758 address, try avoid_constant_pool_reference and recurse if it
2759 returned something different.
2760 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2761 address and avoid_constant_pool_reference returned something
2762 different, don't set have_address.
2764 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2767 * var-tracking.c (val_store): Add modified argument, obey it.
2769 (count_uses): Move down logging of main.
2770 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2771 don't need resolution.
2772 (emit_notes_in_bb): Likewise.
2774 2010-01-27 Richard Guenther <rguenther@suse.de>
2777 * tree-inline.c (remap_decl): Delay remapping of SSA name
2778 default definitions until we need them.
2780 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2782 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2783 (rs6000_delegitimize_address): New function.
2785 * config/s390/s390.c (s390_delegitimize_address): Call
2786 delegitimize_mem_from_attrs.
2789 * tree-inline.c (cannot_copy_type_1): Removed.
2790 (copy_forbidden): Don't forbid copying of functions containing
2791 records/unions with variable length fields.
2793 2010-01-27 Christian Bruel <christian.bruel@st.com>
2797 * config/sh/sh.c (find_barrier): Increase length for non delayed
2798 conditional branches.
2800 2010-01-27 Matthias Klose <doko@ubuntu.com>
2802 * configure.ac (gnu-unique-object): Fix ldd version check.
2803 * configure: Regenerate.
2805 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2807 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2809 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2810 Test for HAVE_GNU_AS value.
2812 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2814 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2815 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2816 INT64_TYPE): Define.
2817 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2818 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2819 INT_LEAST64_TYPE): Define.
2820 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2821 UINT_LEAST64_TYPE): Define.
2822 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2823 INT_FAST64_TYPE): Define.
2824 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2825 UINT_FAST64_TYPE): Define.
2826 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2827 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2828 (SIG_ATOMIC_TYPE): Define.
2830 2010-01-26 Richard Guenther <rguenther@suse.de>
2832 * df-scan.c (df_scan_set_bb_info): Remove assert.
2833 (df_insn_rescan_debug_internal): Merge asserts.
2834 (df_install_ref): Likewise.
2835 (df_mark_reg): Use bitmap_set_range.
2836 (df_hard_reg_used_p): Remove assert.
2837 (df_hard_reg_used_count): Likewise.
2839 2010-01-26 Richard Guenther <rguenther@suse.de>
2841 PR rtl-optimization/42685
2842 * web.c (web_main): Ignore DEBUG_INSNs.
2844 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2846 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2848 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2849 Fix types of fndecl and arglist parameters.
2851 2010-01-26 Richard Guenther <rguenther@suse.de>
2854 * tree-eh.c (unsplit_eh): Skip debug insns.
2856 2010-01-26 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/42250
2859 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2861 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2864 * omp-low.c (expand_omp_sections): Only use single_pred if
2865 l2_bb is single_pred_p.
2867 2010-01-25 Christian Bruel <christian.bruel@st.com>
2870 * config/sh/sh.c (find_barrier): Increase length for non delayed
2871 conditional branches.
2872 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2874 2010-01-24 David S. Miller <davem@davemloft.net>
2876 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2877 define if not using GAS.
2878 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2879 Likewise. Delete SECTION_MERGE code, which is only applicable
2882 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2885 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2886 mangling of va_list in system headers.
2888 2010-01-23 Toon Moene <toon@moene.org>
2890 * tree-predcom.c (combine_chains): Return NULL, not false.
2892 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2894 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2895 initialization of variable res to agree with return type.
2897 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2899 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2900 * tree-sra.c: Add include of expr.h.
2902 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2904 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2905 insert the debug stmt on the single non-EH edge from the stmt.
2907 2010-01-22 Richard Henderson <rth@redhat.com>
2910 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2911 the RHS until after generate_subtree_copies has insertted its
2912 code before the current statement.
2914 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2916 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2918 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2920 2010-01-21 Martin Jambor <mjambor@suse.cz>
2922 PR tree-optimization/42585
2923 * tree-sra.c (struct access): New field grp_total_scalarization.
2924 (dump_access): Dump the new field.
2925 (should_scalarize_away_bitmap): New variable.
2926 (cannot_scalarize_away_bitmap): Likewise.
2927 (sra_initialize): Allocate new bitmaps.
2928 (sra_deinitialize): Free new bitmaps.
2929 (create_access_1): New function.
2930 (create_access): Parts moved to create_access_1.
2931 (type_consists_of_records_p): New function.
2932 (completely_scalarize_record): Likewise.
2933 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2934 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2935 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2937 (analyze_all_variable_accesses): Completely scalarize small eligible
2940 2010-01-21 Martin Jambor <mjambor@suse.cz>
2942 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2944 2010-01-21 Andrew Haley <aph@redhat.com>
2946 * gcc.c (process_command): Move lang_specific_driver before
2947 setting cc_libexec_prefix.
2949 2010-01-21 Richard Guenther <rguenther@suse.de>
2952 * fold-const.c (negate_expr_p): Pretend only negative
2953 real constants are easily negatable.
2955 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2956 Jason Merrill <jason@redhat.com>
2958 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2959 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2960 * calls.c (initialize argument_information): Handle it.
2961 * c-common.c (handle_transparent_union_attribute): Use new name.
2962 * c-decl.c (finish_struct): Ditto.
2963 * c-typeck.c (type_lists_compatible_p): Ditto.
2964 (convert_for_assignment): Use new name and also handle record.
2965 * function.c (aggregate_value_p): Handle it.
2966 (pass_by_reference): Ditto.
2967 (assign_parm_data_types): Ditto.
2968 * print-tree.c (print_node): Ditto.
2969 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2970 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2971 * tree.c (first_field): New fn.
2973 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2976 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2977 even when linking statically, for now.
2979 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2982 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2983 without a cselib val.
2984 (count_uses): Accept MO_VAL_SET with no val on stores.
2985 (add_stores): Likewise.
2987 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2989 * var-tracking.c (check_value_val): Add a compile time assertion.
2990 (dv_is_decl_p): Simplify.
2991 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2992 gcc_assert if ENABLE_CHECKING.
2994 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2997 * var-tracking.c: Include tree-flow.h.
2998 (mem_dies_at_call): New.
2999 (dataflow_set_preserve_mem_locs): Use it.
3000 (dataflow_set_remove_mem_locs): Likewise.
3001 (dump_var): Renamed from dump_variable. Adjust all callers.
3002 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3003 * Makefile.in (var-tracking.o): Adjust deps.
3005 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3007 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3009 2010-01-20 Richard Guenther <rguenther@suse.de>
3011 PR tree-optimization/42717
3012 * tree-ssa-dce.c (get_live_post_dom): Remove.
3013 (forward_edge_to_pdom): Take an arbitrary edge to copy
3014 degenerate PHI args from.
3015 (remove_dead_stmt): Use the first post-dominator even if it
3016 does not contain live statements as redirection destination.
3018 2010-01-20 Richard Guenther <rguenther@suse.de>
3020 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3022 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3024 * sel-sched.c (create_speculation_check): Remove set but not used
3026 (try_transformation_cache): Remove set but not used variable ds.
3027 (calculate_privileged_insns): Remove set but not used variables
3028 cur_insn and min_spec_insn.
3029 (find_best_expr): Remove set but not used variable avail_n.
3030 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3032 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3034 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3035 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3038 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3041 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3042 cpu types. Add support for *-sse3 cpu types.
3043 (x86_64-*-*): Ditto.
3045 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3048 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3049 argument, call initializer_constant_valid_p_1 instead of
3050 initializer_constant_valid_p, pass CACHE to it, return NULL
3051 immediately if first call returns NULL.
3052 (initializer_constant_valid_p_1): New function.
3053 (initializer_constant_valid_p): Use it.
3055 2010-01-20 Thomas Quinot <quinot@adacore.com>
3057 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3059 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3061 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3062 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3063 (loc_list_from_tree): Don't handle unsigned division. Handle
3064 signed modulo using DW_OP_{over,over,div,mul,minus}.
3065 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3066 modulo instead of signed.
3068 2010-01-20 DJ Delorie <dj@redhat.com>
3070 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3072 (h8300_emit_stack_adjustment): Propogate it.
3074 (h8300_expand_prologue): Likewise.
3075 (h8300_expand_epilogue): Likewise.
3077 2010-01-19 Michael Matz <matz@suse.de>
3079 PR tree-optimization/41783
3080 * tree-data-ref.c (toplevel): Include flags.h.
3081 (dump_data_dependence_relation): Also dump the inputs if the
3082 result will be unknown.
3083 (split_constant_offset_1): Look through some conversions.
3084 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3085 the offset from last element is too large.
3086 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3087 (reassociate_to_the_same_stmt): Handle vector registers.
3088 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3090 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3091 wide_prolog_niters argument, emit widening instructions.
3092 (vect_do_peeling_for_alignment): Adjust caller, use widened
3093 variant of the iteration cound.
3094 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3096 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3099 * config/arm/neon-testgen.m (emit_automatics): New parameter
3100 features. Adjust for Fixed_return_reg feature.
3101 (test_intrinsic): Call emit_automatics with new feature.
3102 * config/arm/neon.ml: Update copyright years.
3103 (features): New Fixed_return_reg feature.
3104 (ops): Update feature for Vget_low.
3106 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3108 PR tree-optimization/42719
3109 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3113 * fwprop.c (all_uses_available_at): Return false if def_set dest
3114 is a REG that is used in def_insn.
3116 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3118 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3120 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3123 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3125 * target.h (struct gcc_target) <secondary_reload>: Change type
3126 of last argument to secondary_reload_info *.
3128 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3131 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3132 memory references with unaligned offsets. Remove CQImode handling.
3133 (unaligned_memory_operand): Return 1 for memory references with
3134 unaligned offsets. Remove CQImode handling.
3136 2010-01-18 Richard Guenther <rguenther@suse.de>
3139 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3142 2010-01-18 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/42781
3145 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3146 restrict processing only if the original variable was artificial.
3148 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3150 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3151 find number of popped argument bytes.
3153 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3154 Fix the text that describes the return value for invalid insns.
3156 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3158 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3159 Clarify what 'cost of the -dependence' is. Fix quoting.
3161 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3162 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3164 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3166 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3167 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3169 2010-01-17 Richard Guenther <rguenther@suse.de>
3172 * function.c (split_complex_args): Take a VEC to modify.
3173 (assign_parms_augmented_arg_list): Build a VEC instead of
3174 a chain of PARM_DECLs.
3175 (assign_parms_unsplit_complex): Take a VEC of arguments.
3176 Do not fixup unmodified parms.
3177 (assign_parms): Deal with the VEC.
3178 (gimplify_parameters): Likewise.
3180 2010-01-17 Richard Guenther <rguenther@suse.de>
3182 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3183 node existence check.
3184 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3185 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3186 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3187 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3188 (gimple_execute_on_growing_pred): Likewise.
3190 2010-01-17 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/42773
3193 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3194 (compute_antic_aux): Likewise.
3195 (compute_partial_antic_aux): Likewise.
3197 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3200 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3203 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3205 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3208 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3209 Fix markup for strict argument.
3211 (TARGET_SCHED_REORDER2): Fix argument types.
3213 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3214 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3216 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3217 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3219 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3222 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3223 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3224 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3225 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3226 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3228 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3230 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3232 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3233 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3235 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3237 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3240 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3242 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3243 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3245 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3247 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3249 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3250 referring to it. Fix language.
3252 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3254 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3256 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3258 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3260 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3261 '@var{stream}. Remove stray 'and'.
3263 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3265 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3267 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3269 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3270 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3272 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3273 Fix description of return value.
3274 Rename argument "sz" to "len."
3276 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3277 Clarify meaning of 'true' return value.
3279 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3281 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3282 rep_mode versus mode_rep.
3284 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3286 (TARGET_BUILTIN_DECL): Fix name.
3288 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3290 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3292 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3294 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3296 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3298 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3301 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3302 Rename argument tm_fn to md_fn.
3304 (TARGET_OPTION_PRINT): Fix argument list.
3306 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3309 * config/i386/i386.c (ix86_fixup_binary_operands):
3310 Revert FMA4 fixup of operands.
3312 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3315 * Makefile.in (write_entries_to_file, install-plugin):
3316 Use \012 instead of \n with tr.
3318 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3320 * configure.ac (HAVE_AS_REF): New C macro.
3321 * configure: Regenerate.
3322 * config.in: Likewise.
3323 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3325 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3328 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3330 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3332 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3334 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3336 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3338 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3340 (TARGET_BINDS_LOCAL_P): Fix argument type.
3342 (TARGET_ASM_FILE_END): Use prototype.
3344 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3346 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3348 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3350 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3352 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3353 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3355 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3356 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3358 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3359 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3360 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3361 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3363 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3365 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3367 (TARGET_INIT_BUILTINS): Use prototype.
3369 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3370 Put 'const char *' in braces. Fix parameter types.
3371 (TARGET_INVALID_CONVERSION): Fix parameter types.
3372 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3373 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3375 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3378 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3380 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3382 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3384 * doc/tm.texi (TARGET_HELP): Fix return type.
3386 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3387 in braces. Fix argument types.
3389 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3391 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3393 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3395 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3396 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3398 (TARGET_MANGLE_TYPE): Fix argument types.
3400 (TARGET_IRA_COVER_CLASSES): Use prototype.
3402 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3404 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3406 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3408 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3410 (TARGET_CALLEE_COPIES): Fix argument types.
3412 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3414 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3416 (TARGET_FUNCTION_VALUE): Fix argument types.
3418 (TARGET_RETURN_IN_MSB): Fix argument type.
3420 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3422 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3424 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3426 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3427 agree with return type.
3429 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3431 2010-01-15 Jing Yu <jingyu@google.com>
3433 PR rtl-optimization/42691
3434 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3435 a pseudo to a constant and are merged, and adjust comments.
3437 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3439 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3441 2010-01-15 Richard Guenther <rguenther@suse.de>
3444 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3445 labels of computed or non-local gotos to the destination.
3446 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3447 landing pad label is the first label.
3449 2010-01-15 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3453 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3456 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3457 to allow generation of the xssqrtdp instruction on power7.
3458 (sqrtdf2_fpr): Ditto.
3460 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3463 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3464 functions with noreturn attribute.
3467 * varasm.c (declare_weak): Add weak attribute to decl if it
3468 doesn't have one already.
3469 (assemble_external): Only add decls to weak_decls if they also
3470 have weak attribute.
3472 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3474 * var-tracking.c (var_reg_delete): Don't delete the association
3475 between REGs and values or one-part variables if the register
3478 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3481 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3482 because its first operand is a non-localized variable.
3484 2010-01-14 Martin Jambor <mjambor@suse.cz>
3486 PR tree-optimization/42706
3487 * tree-sra.c (encountered_recursive_call): New variable.
3488 (encountered_unchangable_recursive_call): Likewise.
3489 (sra_initialize): Initialize both new variables.
3490 (callsite_has_enough_arguments_p): New function.
3491 (scan_function): Call decl and flags check only for IPA-SRA, check
3492 whether there is a recursive call and whether it has enough arguments.
3493 (all_callers_have_enough_arguments_p): New function.
3494 (convert_callers): Look for recursive calls only when
3495 encountered_recursive_call is set.
3496 (ipa_early_sra): Bail out either if
3497 !all_callers_have_enough_arguments_p or
3498 encountered_unchangable_recursive_call.
3500 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3502 * sel-sched.c: Add 2010 to copyright years.
3503 * sel-sched-ir.c: Likewise.
3504 * sel-sched-ir.h: Likewise.
3506 2010-01-14 Martin Jambor <mjambor@suse.cz>
3508 PR tree-optimization/42714
3509 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3510 constructors specially.
3512 2010-01-14 Andi Kleen <ak@linux.intel.com>
3514 * config/i386/drivers-i386.c (detect_caches_intel):
3515 Add l2sizekb parameter and fill in.
3516 (host_detect_local_cpu): Add l2sizekb, fill in.
3517 Add Atom small cache heuristic.
3519 2010-01-14 Andi Kleen <ak@linux.intel.com>
3521 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3522 Add level3 parameter and fill in.
3523 (detect_caches_intel): Handle level3 cache.
3525 2010-01-14 Andi Kleen <ak@linux.intel.com>
3527 * config/i386/drivers-i386.c (host_detect_local_cpu):
3528 Fix core duo detection.
3530 2010-01-14 Andi Kleen <ak@linux.intel.com>
3532 * config/i386/drivers-i386.c (host_detect_local_cpu):
3535 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3537 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3538 (rs6000_variable_issue_1): this. Use...
3539 (rs6000_variable_issue): here. Reimplement. Print debug info.
3541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3543 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3544 sel_restore_notes. Update all callers. Call reemit_notes
3547 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3549 PR rtl-optimization/42246
3550 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3553 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3555 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3556 all successors is the same as number of successors in current region.
3558 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3560 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3561 to rename is not separable. Otherwise check that its LHS is not NULL.
3563 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3565 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3567 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3569 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3570 available registers when failed to discover LHS register class.
3571 Fix indentation. Update comment.
3573 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3574 Alexander Monakov <amonakov@ispras.ru>
3576 PR rtl-optimization/42389
3577 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3579 (advance_state_on_fence): Likewise.
3580 (sel_target_adjust_priority): Print debug output only when
3581 sched_verbose >= 4, not 2.
3582 (get_expr_cost): Do not issue all unique insns on the next cycle.
3583 (fill_insns): Initialize can_issue_more from the value saved
3585 * sel-sched-ir.c (flist_add): New parameter issue_more.
3586 Init FENCE_ISSUE_MORE with it.
3587 (merge_fences): Likewise.
3588 (init_fences): Update call to flist_add.
3589 (add_to_fences, add_clean_fence_to_fences)
3590 (add_dirty_fence_to_fences): Likewise.
3591 (move_fence_to_fences): Update call to merge_fences.
3592 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3594 * sel-sched-ir.h (struct _fence): New field issue_more.
3595 (FENCE_ISSUE_MORE): New accessor macro.
3597 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3599 PR rtl-optimization/42388
3600 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3601 that have no predecessors nor successors. Do not call move_bb_info
3602 for empty blocks outside of current region.
3604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3606 PR rtl-optimization/42294
3607 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3608 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3609 originators' originators.
3611 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3613 PR rtl-optimization/39453
3614 PR rtl-optimization/42246
3615 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3617 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3619 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3620 Alexander Monakov <amonakov@ispras.ru>
3623 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3624 (maybe_tidy_empty_bb): ... here. Make static. Add new
3625 argument. Update all callers.
3626 (tidy_control_flow): ... and here. Recompute topological order
3627 of basic blocks in region if necessary.
3628 (sel_redirect_edge_and_branch): Change return type. Return true
3629 if topological order might have been invalidated.
3630 (purge_empty_blocks): Export and move from...
3631 * sel-sched.c (purge_empty_blocks): ... here.
3632 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3633 (maybe_tidy_empty_bb): Delete prototype.
3634 (purge_empty_blocks): Declare.
3636 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3638 PR rtl-optimization/42249
3639 * sel-sched.c (try_replace_dest_reg): When chosen register
3640 and original register is the same, do not bail out early, but
3641 still check all original insns for validity of replacing destination
3642 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3645 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3648 Port from no-undefined-overflow branch:
3649 2009-03-09 Richard Guenther <rguenther@suse.de>
3651 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3653 2010-01-14 Richard Guenther <rguenther@suse.de>
3656 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3658 2010-01-14 Ira Rosen <irar@il.ibm.com>
3660 PR tree-optimization/42709
3661 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3662 as scalar type in creation of constant vector operand.
3664 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3667 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3668 (check-parallel-%): Match `testsuite' directory component only
3671 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3673 PR translation/39521
3674 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3677 2010-01-13 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/42730
3680 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3683 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3686 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3687 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3690 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3692 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3693 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3694 ___umulsi3_highpart.
3696 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3697 rather than schedule_insns if the pass is enabled.
3699 2010-01-13 Martin Jambor <mjambor@suse.cz>
3701 PR tree-optimization/42704
3702 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3705 2010-01-13 Martin Jambor <mjambor@suse.cz>
3707 PR tree-optimization/42703
3708 * tree-sra.c (analyze_access_subtree): Check that we can build a
3709 reference to the original data within the aggregate.
3711 2010-01-13 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/42705
3714 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3716 2010-01-13 Richard Guenther <rguenther@suse.de>
3719 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3721 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3724 * var-tracking.c (values_to_unmark): New variable.
3725 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3726 values_to_unmark vector. Moved body to...
3727 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3728 instead queue it into values_to_unmark vector.
3729 (vt_find_locations): Free values_to_unmark vector.
3731 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3733 * config/s390/s390.c (override_options): Set
3734 default of max-pending-list-length to 256
3736 2010-01-13 Richard Guenther <rguenther@suse.de>
3739 * tree-pass.h (PROP_gimple_lcx): New.
3740 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3741 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3742 before the final cleanup_eh.
3743 (dump_properties): Dump PROP_gimple_lcx.
3744 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3745 (tree_lower_complex_O0): Remove.
3746 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3747 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3748 tree_lower_complex, schedule TODO_update_ssa.
3749 * lto-streamer-out.c (output_function): Stream the functions
3751 * lto-streamer-in.c (input_function): Likewise.
3752 (lto_read_body): Do not override them here.
3754 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3757 * c-typeck.c (build_c_cast): Fold value cast to union type before
3758 wrapping it in a CONSTRUCTOR.
3760 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/42699
3763 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3766 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3768 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3769 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3770 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3771 SUBTARGET_WARN_UNUSED_SPEC): ... here
3772 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3774 2010-01-12 Julian Brown <julian@codesourcery.com>
3776 * config/arm/neon-schedgen.ml (Utils): Don't try to
3777 open missing module.
3778 (find_with_result): New.
3780 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3783 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3784 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3786 PR tree-optimization/42645
3787 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3788 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3789 decl_map, set processing_debug_stmt to -1 and return name without
3792 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3794 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3795 binutils version, and reword target configuration description.
3797 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3799 * config/avr/avr.h (LINKER_NAME): Remove.
3801 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3804 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3805 that support VSX, warn for -mno-altivec if vsx is not disabled,
3808 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3809 Shujing Zhao <pearly.zhao@oracle.com>
3811 PR translation/42469
3812 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3813 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3814 character between option name and help text.
3815 * c.opt (imultilib): Likewise.
3817 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3819 * lto-streamer-out.c (output_unreferenced_globals): Output static
3822 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3824 PR rtl-optimization/42621
3825 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3826 optimizing for size.
3827 (duplicate_computed_gotos): Remove now-redundant check.
3829 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3832 * configure.ac: Save and restore LDFLAGS and LIBS
3833 * configure: Regenerate.
3835 2010-01-10 Richard Guenther <rguenther@suse.de>
3838 * builtins.c (fold_builtin_strlen): Add type argument and
3839 convert the resulting length to it.
3840 (fold_builtin_1): Adjust.
3842 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3844 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3845 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3847 (num_insns_constant_wide): Adjust for that change.
3849 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3852 * web.c (union_defs): Add used argument, to combine uses of
3854 (entry_register): Adjust type and tests of used argument.
3855 (web_main): Widen used for new use. Pass it to union_defs.
3856 * df.h (union_defs): Adjust prototype.
3858 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3861 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3862 uses in new incoming argument. Free body.
3863 (reset_debug_uses_in_loop): New.
3864 (analyze_insn_to_expand_var): Call the latter if the former found
3865 anything. Fix whitespace. Reject invalid dest overlaps before
3866 going through all insns in the loop.
3868 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3871 * haifa-sched.c (dying_use_p): Debug insns don't count.
3873 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3876 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3877 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3878 (verify_gimple_call): Reject LHS in noreturn calls.
3880 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3884 * tree-vect-loop-manip.c (adjust_info): New type.
3885 (adjust_vec): New pointer to vector.
3886 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3887 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3888 (slpeel_update_phis_for_duplicate_loop): Use them.
3889 (slpeel_update_phi_nodes_for_guard1): Likewise.
3890 (slpeel_update_phi_nodes_for_guard2): Likewise.
3891 (slpeel_tree_peel_loop_to_edge): Likewise.
3892 (vect_update_ivs_after_vectorizer): Likewise.
3894 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3896 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3897 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3899 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3901 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3902 bogus uninitialized warning.
3904 2010-01-09 Richard Guenther <rguenther@suse.de>
3907 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3908 the evolution is compatible with the initial condition.
3910 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3912 * gcc.c (process_command): Update copyright notice dates.
3913 * gcov.c (print_version): Likewise.
3914 * gcov-dump.c (print_version): Likewise.
3915 * mips-tfile.c (main): Likewise.
3916 * mips-tdump.c (main): Likewise.
3918 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3921 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3923 (rotlhi3_8): Delete.
3925 (rotlsi3_8): Delete.
3926 (rotlsi3_16): Delete.
3927 (rotlsi3_24): Delete.
3929 (*rotw<mode>3): New.
3930 (*rotb<mode>3): New.
3931 * config/avr/avr.c (avr_rotate_bytes): New function.
3932 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3934 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3937 * configure.ac: Modify -rdynamic check.
3938 * configure: Regenerate.
3940 2010-01-08 DJ Delorie <dj@redhat.com>
3942 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3943 register popping order.
3945 2010-01-08 Richard Guenther <rguenther@suse.de>
3948 * c.opt (fsigned-char): Also let LTO handle this option.
3949 (funsigned-char): Likewise.
3951 2010-01-07 Richard Guenther <rguenther@suse.de>
3953 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3954 (gimple_op): Likewise.
3955 (gimple_op_ptr): Likewise.
3956 (gimple_assign_set_lhs): Remove gcc_assert.
3957 (gimple_assign_set_rhs1): Likewise.
3958 (gimple_assign_set_rhs2): Likewise.
3959 (gimple_call_set_lhs): Likewise.
3960 (gimple_call_set_fn): Likewise.
3961 (gimple_call_set_fndecl): Likewise.
3962 (gimple_call_fndecl): Likewise.
3963 (gimple_call_return_type): Likewise.
3964 (gimple_call_set_chain): Likewise.
3965 (gimple_call_num_args): Likewise.
3966 (gimple_call_set_arg): Likewise.
3967 (gimple_cond_set_code): Likewise.
3968 (gimple_cond_set_lhs): Likewise.
3969 (gimple_cond_set_rhs): Likewise.
3970 (gimple_cond_set_true_label): Likewise.
3971 (gimple_cond_set_false_label): Likewise.
3972 (gimple_label_set_label): Likewise.
3973 (gimple_goto_set_dest): Likewise.
3974 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3975 (gimple_debug_bind_get_value): Likewise.
3976 (gimple_debug_bind_get_value_ptr): Likewise.
3977 (gimple_debug_bind_set_var): Likewise.
3978 (gimple_debug_bind_set_value): Likewise.
3979 (gimple_debug_bind_reset_value): Likewise.
3980 (gimple_debug_bind_has_value_p): Likewise.
3981 (gimple_return_retval_ptr): Remove gcc_assert.
3982 (gimple_return_retval): Likewise.
3983 (gimple_return_set_retval): Likewise.
3984 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3985 (safe_referenced_var_iterator): Remove.
3986 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3987 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3988 (fill_referenced_var_vec): Remove.
3989 (first_readonly_imm_use): Remove redundant gcc_assert.
3990 (phi_arg_index_from_use): Combine gcc_asserts.
3991 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3992 (first_imm_use_stmt): Remove redundant gcc_assert.
3993 * tree-cfg.c (verify_gimple_call): Verify function and chain
3994 operands. Verify arguments.
3995 (verify_types_in_gimple_stmt): Verify condition code and labels.
3997 2010-01-07 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/42641
4000 * sese.c (rename_map_elt_info): Use the SSA name version, do
4003 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4005 PR tree-optimization/42625
4006 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4007 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4009 2010-01-07 Duncan Sands <baldrick@free.fr>
4011 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4013 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4016 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4017 note itself is not function_invariant_p.
4019 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4021 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4022 Do not add the DF_NOTE problem.
4023 * store-motion.c (execute_rtl_store_motion): Likewise.
4025 2010-01-07 Martin Jambor <mjambor@suse.cz>
4027 PR tree-optimization/42157
4028 * tree-sra.c (compare_access_positions): Stabilize sort if both
4029 accesses have integer types, return zero immediately if they are the
4032 2010-01-06 Richard Henderson <rth@redhat.com>
4035 * haifa-sched.c (add_to_note_list): Merge into ...
4036 (concat_note_lists): ... here, and ...
4037 (unlink_other_notes, rm_other_notes): Merge into...
4038 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4039 NOTE_INSN_EPILOGUE_BEG.
4041 2010-01-06 Richard Guenther <rguenther@suse.de>
4043 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4044 not inline regular functions into always-inline functions.
4046 2010-01-06 Nick Clifton <nickc@redhat.com>
4048 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4049 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4051 (OVERRIDE_OPTIONS): Delete.
4052 (OPTIMIZATION_OPTIONS): Define.
4053 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4054 * config/rx/rx.c (rx_handle_option): Issue an error message if
4055 -mcpu=rx200 and -fpu are used together.
4056 (rx_set_optimization_options): New function. Issue an error
4057 message if an optimization attribute attempts to reset the FPU/
4058 math optimization pairing.
4059 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4060 * config/rx/rx.opt: Set the default to 32-bit doubles.
4061 * config/rx/t-rx: Add multilibs for -nofpu option.
4062 * doc/invoke.texi: Update documentation of RX options.
4064 2010-01-06 Richard Guenther <rguenther@suse.de>
4066 * tree-ssa-pre.c (name_to_id): New global.
4067 (alloc_expression_id): Simplify SSA name handling.
4068 (lookup_expression_id): Likewise.
4069 (init_pre): Zero name_to_id.
4070 (fini_pre): Free it.
4072 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4074 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4076 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/sse.md (smaxv2di3): New.
4080 (umaxv2di3): Likewise.
4081 (sminv2di3): Likewise.
4082 (uminv2di3): Likewise.
4084 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4087 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4088 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4089 (legitimize_tls_address): Likewise.
4090 (sparc_tls_referenced_p): Likewise.
4091 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4092 and adjust calls to legitimize_pic_address.
4093 (legitimate_constant_p) Use sparc_tls_referenced_p.
4094 (legitimate_pic_operand_p): Likewise.
4095 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4096 (sparc_tls_symbol_ref_1): Delete.
4097 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4098 (legitimize_tls_address): Make static, handle CONST patterns.
4099 (legitimize_pic_address): Make static, remove unused parameter and
4100 adjust recursive calls.
4101 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4102 and adjust call to legitimize_pic_address.
4103 (sparc_output_mi_thunk): Likewise.
4105 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4106 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4110 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4111 operands to make them signed.
4114 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4118 GTU to GT for V4SI and V2DI.
4120 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4121 (umin<mode>3): Removed.
4123 (uminv4si3): Likewise.
4125 2010-01-05 Martin Jambor <mjambor@suse.cz>
4127 PR tree-optimization/42462
4128 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4129 current_function_decl to helper functions and macros.
4131 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4134 * flags.h: Don't include real.h.
4135 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4136 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4137 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4138 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4139 * dominance.c: Update copyright.
4140 * gimple.c (walk_gimple_op): Remove inline.
4141 * tree-ssa-reassoc.c: Include real.h.
4142 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4143 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4145 2010-01-05 Nick Clifton <nickc@redhat.com>
4147 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4148 register to push into the stack frame when the accumulator has to
4149 be saved during interrupts.
4151 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4153 * doc/invoke.texi: Remove the documentation about option
4155 * common.opt (Wunreachable-code): Preserved for backward
4157 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4158 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4159 the backward compatibility flag section.
4161 2010-01-05 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4165 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4168 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4170 PR tree-optimization/42508
4171 * tree-sra.c (convert_callers): Check for recursive call
4172 by comparing cgraph nodes instead of decls.
4173 (modify_function): Call ipa_modify_formal_parameters also
4174 on all same_body aliases.
4176 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4177 cgraph nodes when checking for same_body aliases.
4179 2010-01-05 Richard Guenther <rguenther@suse.de>
4181 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4182 allocation and lookup.
4183 (get_or_alloc_expr_for_constant): Likewise.
4184 (phi_translate): Sink allocation.
4186 2010-01-04 Richard Guenther <rguenther@suse.de>
4188 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4189 a new entry only if needed.
4190 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4191 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4193 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4195 (phi_translate): Handle CONSTANTs early.
4197 2010-01-04 Martin Jambor <mjambor@suse.cz>
4199 PR tree-optimization/42398
4200 * tree-sra.c (struct access): Removed flag grp_different_types.
4201 (dump_access): Do not dump the removed flag.
4202 (sort_and_splice_var_accesses): Do not set the removed flag.
4203 (sra_modify_expr): Check for type compatibility directly.
4205 2010-01-04 Martin Jambor <mjambor@suse.cz>
4207 PR tree-optimization/42366
4208 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4209 edges with variable number of parameters.
4210 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4211 flag instead of asserting it.
4212 (ipa_read_node_info): Read uses_analysis_done flag.
4214 2010-01-04 Richard Guenther <rguenther@suse.de>
4216 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4217 iterative_hash_* as intended.
4218 (vn_reference_compute_hash): Likewise. Simplify hashing
4220 (vn_reference_lookup_2): Likewise.
4221 (vn_nary_op_compute_hash): Likewise.
4222 (vn_phi_compute_hash): Likewise.
4223 (expressions_equal_p): Remove strange code.
4224 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4225 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4226 (bitmap_insert_into_set_1): Take value-id as parameter.
4227 (add_to_value): Pass it.
4228 (bitmap_insert_into_set): Likewise.
4229 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4231 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4234 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4235 (do_self_spec): For switches with SWITCH_IGNORE set set also
4236 SWITCH_IGNORE_PERMANENTLY.
4237 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4240 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4242 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4243 tree of an unreferenced global var.
4245 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4249 GTU to GT for V4SI and V2DI.
4251 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4252 (umin<mode>3): Removed.
4254 (uminv4si3): Likewise.
4256 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4259 * collect2.c (main): Turn on trace in collect2 if -v is passed
4262 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4264 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4265 description of expression operand.
4267 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4269 * configure.ac: Add install-html to target_list for Make-hooks.
4270 * configure: Regenerate.
4271 * fortran/Make-lang.in (F95_HTMLFILES): New.
4272 (fortran.html): Use it.
4273 (fortran.install-html): New.
4274 * Makefile.in (install-html): Add lang.install-html.
4275 * java/Make-lang.in (JAVA_HTMLFILES): New.
4276 (java.html): Use it.
4277 (java.install-html): New.
4278 * objc/Make-lang.in (objc.install-html): New.
4279 * objcp/Make-lang.in (obj-c++.install-html): New.
4280 * cp/Make-lang.in (c++.install-html): New.
4281 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4282 * lto/Make-lang.in (lto.install-html): New.
4284 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4287 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4289 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4291 PR rtl-optimization/41862
4292 * store-motion.c (store_killed_in_insn, compute_store_table,
4293 remove_reachable_equiv_notes, replace_store_insn,
4294 build_store_vectors): Ignore all DEBUG_INSNs.
4296 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4299 * common.opt: Add dumpdir.
4301 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4303 (option_map): Add --dumpdir.
4305 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4307 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4309 * opts.c (decode_options): Try dump_dir_name first if
4310 dump_base_name isn't an absolute path.
4311 (common_handle_option): Handle OPT_dumpdir.
4313 * toplev.c (dump_dir_name): New.
4314 (print_switch_values): Also ignore -dumpdir.
4316 * toplev.h (dump_dir_name): New.
4318 2010-01-03 Richard Guenther <rguenther@suse.de>
4320 PR tree-optimization/42589
4321 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4322 double-word expansion of bswap32.
4324 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4326 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4327 with BLOCK_FOR_INSN.
4328 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4329 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4330 noce_process_if_block): Likewise.
4331 * gcse.c (compute_local_properties, insert_expr_in_table,
4332 insert_set_in_table, canon_list_insert, find_avail_set,
4333 pre_insert_copy_insn): Likewise.
4335 * basic-block.h (BLOCK_NUM): Move from here...
4336 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4338 2010-01-03 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/42438
4341 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4342 contains_may_not_return_call flag.
4343 (BB_MAY_NOTRETURN): New.
4344 (valid_in_sets): Trapping nary operations are not valid
4345 in blocks that may not return.
4346 (insert_into_preds_of_block): Remove check for trapping expressions.
4347 (compute_avail): Compute also BB_MAY_NOTRETURN.
4349 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4351 * doc/invoke.texi: Add 2010 to copyright years.
4353 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4355 * config/sparc/sparc.c: Fix formatting nits.
4357 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4358 Alexander Monakov <amonakov@ispras.ru>
4360 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4362 2010-01-02 Richard Guenther <rguenther@suse.de>
4365 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4366 (simplify_switch_using_ranges): Mark to be removed edges
4369 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4371 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4373 * collect2.c (scan_libraries): Add missing argument in call to
4376 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4379 * config/alpha/predicates.md (aligned_memory_operand): Return false
4381 (unaligned_memory_operand): Return true for CQImode.
4382 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4383 doesn not cross aligned SImode word boundary.
4385 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4387 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4389 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4390 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4392 2010-01-02 Richard Guenther <rguenther@suse.de>
4395 * toplev.c (compile_file): Emit LTO marker properly. Change
4397 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4399 2010-01-01 Richard Guenther <rguenther@suse.de>
4402 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4404 2010-01-01 Richard Guenther <rguenther@suse.de>
4407 * c-decl.c (grokdeclarator): For zero-size arrays force
4408 structural equality checks as layout_type does.
4410 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4412 * builtins.c: Update copyright to 2010.
4414 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4417 * lto-streamer-out.c (produce_asm): Revert the last change.
4418 (copy_function): Likewise.
4420 * lto-streamer.c (lto_get_section_name): Skip any leading
4423 2010-01-01 Richard Guenther <rguenther@suse.de>
4426 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4430 Copyright (C) 2010 Free Software Foundation, Inc.
4432 Copying and distribution of this file, with or without modification,
4433 are permitted in any medium without royalty provided the copyright
4434 notice and this notice are preserved.