1 2010-03-28 Duncan Sands <baldrick@free.fr>
3 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
9 Improve vectorization cost model diagnostic.
11 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
14 * tree-vect-data-refs.c (vect_analyze_data_refs): When
15 compute_data_dependences_for_loop returns false, early exit
16 and output an extra diagnostic for the failed data reference
19 2010-03-29 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/43560
22 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
24 (can_sm_ref_p): Treat stores to readonly locations as
27 2010-03-29 Jie Zhang <jie@codesourcery.com>
30 * toplev.c (process_options): Set optimization_default_node
31 and optimization_current_node.
32 * opts.c (decode_options): Don't set optimization_default_node
33 and optimization_current_node.
35 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
37 * config/rtems.h: Abandon -qrtems_debug.
39 2010-03-28 Jan Hubicka <jh@suse.cz>
41 PR tree-optimization/43505
42 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
43 map should not be copied.
45 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
48 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
49 cdtors, set DECL_PRESERVE_P.
50 * ipa.c (cgraph_externally_visible_p): Return true if declaration
53 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
55 PR tree-optimization/43528
56 * stor-layout.c (place_field): Check that constant fits into
57 unsigned HWI when skipping calculation of MS bitfield layout.
59 2010-03-27 Jan Hubicka <jh@suse.cz>
62 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
63 notice_global_symbol work.
65 2010-03-27 Jakub Jelinek <jakub@redhat.com>
67 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
68 instead of dwarf2out_decl.
69 (struct var_loc_node): Remove section_label field.
70 (dwarf2out_function_decl): New function.
71 (dwarf2out_var_location): Don't set section_label field.
72 (dwarf2out_begin_function): Don't empty decl_loc_table here.
74 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
76 PR tree-optimization/43544
77 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
78 First argument for builtin vectorized function hook is now a
79 tree to be able to distinguish between machine specific and
81 * targhooks.c (default_builtin_vectorized_function): Ditto.
82 * targhooks.h (default_builtin_vectorized_function): Ditto.
83 * target.h (struct gcc_target): Ditto.
84 * tree-vect-stmts.c (vectorizable_function): Ditto.
85 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
86 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
89 2010-03-26 Joseph Myers <joseph@codesourcery.com>
92 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
93 nested binding iff it is a FUNCTION_DECL.
94 (store_parm_decls_newstyle): Pass nested=true to bind for
95 FUNCTION_DECLs amongst parameters.
97 2010-03-26 Jakub Jelinek <jakub@redhat.com>
99 * var-tracking.c (vt_expand_loc_callback): Don't run
100 cselib_expand_value_rtx_cb in dummy mode if
101 cselib_dummy_expand_value_rtx_cb returned false.
103 * var-tracking.c (emit_note_insn_var_location): For one part
104 notes with offset 0, don't add EXPR_LIST around the location.
105 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
106 add_location_or_const_value_attribute): Adjust for that change.
109 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
110 into first operand and location into second.
111 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
112 dw_cfi_oprnd_loc for DW_CFA_expression.
113 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
114 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
115 assume first argument is regnum and second argument is location.
117 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
120 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
121 of scratch register to DImode. Split to DImode comparison operator.
122 Use SImode subreg of scratch register in the multiplication.
123 (*cmp_sadd_sidi): Ditto.
124 (*cmp_ssub_si): Ditto.
125 (*cmp_ssub_sidi): Ditto.
127 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
131 Remove invalid assert and wrong comment.
133 2010-03-26 Jakub Jelinek <jakub@redhat.com>
136 * flags.h (final_insns_dump_p): New extern.
137 * final.c (final_insns_dump_p): New variable.
138 (rest_of_clean_state): Set it before -fdump-final-insns=
139 dumping, clear afterwards.
140 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
141 MEM_ALIAS_SET on MEMs.
143 2010-03-26 David S. Miller <davem@davemloft.net>
145 * configure.ac: Fix sparc GOTDATA_OP bug check.
146 * configure: Rebuild.
148 2010-03-26 Alan Modra <amodra@gmail.com>
150 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
152 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
154 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
155 TLS_SECTION_ASM_FLAG.
157 2010-03-25 Jakub Jelinek <jakub@redhat.com>
160 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
161 Clear first_function_block_is_cold.
164 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
165 argument if the argument is truth_value_p.
167 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
169 * config/rs6000/constraints.md: Update copyright year for my changes.
172 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
173 used in reg+reg addressing, swap registers.
175 2010-03-24 Jakub Jelinek <jakub@redhat.com>
178 * target.h (struct gcc_target): Add code_end hook.
179 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
181 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
182 * toplev.c (compile_file): Call targetm.asm_out.code_end
183 hook before unwind info/debug info output.
184 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
185 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
186 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
187 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
188 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
189 * config/i386/i386.c (ix86_file_end): Renamed to...
190 (ix86_code_end): ... this. Make static. Don't call
191 file_end_indicate_exec_stack. Emit unwind info using
192 final_start_function/final_end_function.
193 (darwin_x86_file_end): Remove.
194 (TARGET_ASM_CODE_END): Define.
195 * config/i386/i386.h (TARGET_ASM_FILE_END,
196 NEED_INDICATE_EXEC_STACK): Don't define.
197 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
198 (TARGET_ASM_FILE_END): Define to darwin_file_end.
199 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
200 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
203 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
204 at the beginning and final_end_function at the end.
205 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
207 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
209 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
210 and Sun as TLS syntax.
211 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
212 * configure: Regenerate.
213 * config.in: Regenerate.
214 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
215 (default_elf_asm_named_section): Use it.
216 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
217 (i386_output_dwarf_dtprel): Likewise.
218 (output_addr_const_extra): Likewise.
219 (output_pic_addr_const): Lowercase @GOTTPOFF.
220 (output_addr_const_extra): Likewise.
221 (output_pic_addr_const): Lowercase @GOTNTPOFF.
222 (output_addr_const_extra): Likewise.
223 (output_pic_addr_const): Lowercase @INDNTPOFF.
224 (output_addr_const_extra): Likewise.
225 (output_pic_addr_const): Lowercase @NTPOFF.
226 (output_addr_const_extra): Likewise.
227 (output_pic_addr_const): Lowercase @TPOFF.
228 (output_addr_const_extra): Likewise.
229 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
230 (*tls_global_dynamic_64): Likewise.
231 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
232 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
234 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
235 (ASM_OUTPUT_TLS_COMMON): Use it.
236 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
239 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
240 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
241 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
242 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
243 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
244 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
246 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
248 * config/i386/i386.c (override_options): Don't accept
249 -mtls-dialect=sun any longer.
250 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
251 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
252 (*tls_local_dynamic_base_32_sun): Likewise.
253 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
255 2010-03-24 Jakub Jelinek <jakub@redhat.com>
258 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
259 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
262 * ira.c (adjust_cleared_regs): New function.
263 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
267 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
269 * expr.c (expand_expr_real): Restore previous
270 curr_insn_source_location and curr_insn_block after
271 expand_expr_real_1 call.
272 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
273 instead of expand_expr_real_1.
275 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
277 PR rtl-optimization/43413
278 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
281 2010-03-22 James E. Wilson <wilson@codesourcery.com>
284 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
285 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
287 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
289 * config/i386/i386.c (ix86_target_string): Add -mfma.
290 Fix a typo in comment.
292 2010-03-22 Mike Stump <mikestump@comcast.net>
295 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
296 Don't overly align based upon packed packed fields.
298 2010-03-22 Jason Merrill <jason@redhat.com>
300 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
301 Use () rather than [], and move before the element type.
303 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
305 * doc/configfiles.texi (Configuration Files): Removed
306 fixinc/Makefile*, intl/Makefile.*.
307 * doc/makefile.texi: Fixed markup. Abstract from version
309 (Makefile): Removed obsolete gcc/java/parse.y example.
310 * doc/sourcebuild.texi: Likewise.
311 (Top Level): Added config, gnattools, libdecnumber, libgcc,
312 libgomp, libssp. Removed fastjar.
313 (Miscellaneous Docs): Clarify location.
314 Added COPYING3, COPYING3.LIB.
315 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
317 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * config/i386/i386.c (x86_function_profiler)
321 [!NO_PROFILE_COUNTERS]: Fix typo.
322 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
325 2010-03-22 Janis Johnson <janis187@us.ibm.com>
326 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
328 * doc/sourcebuild.texi (Test Directives): Split into six
329 subsections, with most of the current text in new subsections
330 Directives, Selectors, and Final Actions.
331 (Directives): Split list of test directives into multiple
333 (Selectors): Describe use and syntax of selectors.
334 (Effective-Target Keywords): Describe all existing keywords.
335 (Add Options): Describe features for dg-add-options.
336 (Require Support): Describe variants of dg-require-support.
337 (Final Actions): Describe commands to use in dg-final.
339 2010-03-22 Michael Matz <matz@suse.de>
342 * recog.c (validate_replace_rtx_group): Replace also in
343 REG_EQUAL and REG_EQUIV notes.
345 2010-03-22 Richard Guenther <rguenther@suse.de>
347 PR tree-optimization/43390
348 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
349 sure vector extracts are type correct.
351 2010-03-22 Richard Guenther <rguenther@suse.de>
354 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
355 x * sqrt (x) even when optimizing for size if the target
356 has native support for sqrt.
358 2010-03-22 Jakub Jelinek <jakub@redhat.com>
360 * varasm.c (make_decl_rtl_for_debug): Also clear
361 flag_mudflap for the duration of make_decl_rtl call.
364 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
365 locs from preserved VALUEs.
367 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
370 * pa.md (movmemsi): Set align to one if zero.
371 (movmemdi): Likewise.
373 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
376 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
377 with their corresponding prologue pushes.
379 2010-03-20 Andrew Pinski <pinskia@gmail.com>
382 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
383 at the begining or end.
384 (spu_expand_epilogue): Likewise.
386 2010-03-20 Richard Guenther <rguenther@suse.de>
388 PR rtl-optimization/43438
389 * combine.c (make_extraction): Properly zero-/sign-extend an
390 extraction of the low part of a CONST_INT. Also handle
393 2010-03-19 Mike Stump <mikestump@comcast.net>
395 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
396 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
397 (override_options): Use SUBTARGET32_DEFAULT_CPU.
399 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
402 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
405 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
407 PR rtl-optimization/42258
408 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
409 use that may match DEF.
412 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
413 the cost of loading the constant rather than assuming
415 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
416 outer code is AND, do the same tests as the andsi3 expander and
417 return COSTS_N_INSNS (1) if and is cheap.
419 * optabs.c (avoid_expensive_constant): Fix formatting.
421 2010-03-19 Michael Matz <matz@suse.de>
424 * attribs.c (decl_attributes): When rebuilding a function pointer
425 type use the same qualifiers as the original pointer type.
427 2010-03-19 Martin Jambor <mjambor@suse.cz>
429 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
430 and is_gimple_ip_invariant_address.
432 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
435 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
437 * config/arm/arm.c (arm_override_options): Turn off
438 flag_dwarf2_cfi_asm for AAPCS variants.
440 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
443 * config/arm/arm.c (emit_multi_reg_push): Update comments.
444 Use PRE_MODIFY instead of PRE_DEC.
445 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
446 (vfp_emit_fstmd): Likewise.
448 2010-03-19 Michael Matz <matz@suse.de>
451 * builtins.c (expand_builtin_interclass_mathfn,
452 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
455 2010-03-19 Richard Guenther <rguenther@suse.de>
457 PR tree-optimization/43415
458 * tree-ssa-pre.c (phi_translate): Split out worker to ...
459 (phi_translate_1): ... this.
460 (phi_translate): Move all caching here. Cache all NARY
461 and REFERENCE translations.
463 2010-03-19 David S. Miller <davem@davemloft.net>
465 With help from Eric Botcazou.
466 * config/sparc/sparc.c: Include dwarf2out.h.
467 (emit_pic_helper): Delete.
468 (pic_helper_symbol_name): Delete.
469 (pic_helper_emitted_p): Delete.
470 (pic_helper_needed): New.
471 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
472 (get_pc_thunk_name): New.
473 (load_pic_register): Remove 'delay_pic_helper' arg. Use
474 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
475 Set pic_helper_needed to true. Don't call emit_pic_helper.
476 (sparc_expand_prologue): Update load_pic_register call.
477 (sparc_output_mi_thunk): Likewise.
478 (sparc_file_end): Emit a hidden comdat symbol for the PIC
479 thunk if possible. Output CFI information as needed.
481 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
482 Jack Howarth <howarth@bromo.med.uc.edu>
485 * config/i386/i386.h: Fix ABI on darwin x86-32.
487 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
489 * tree.h: Declare make_decl_rtl_for_debug.
490 * varasm.c (make_decl_rtl_for_debug): New.
491 * dwarf2out.c (rtl_for_decl_location): Call it.
492 * cfgexpand.c (expand_debug_expr): Call it.
494 2010-03-18 Jakub Jelinek <jakub@redhat.com>
497 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
501 * var-tracking.c (vt_init_cfa_base): Do nothing if
502 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
504 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
507 * var-tracking.c (canonicalize_vars_star): New.
508 (dataflow_post_merge_adjust): Use it.
510 2010-03-18 Jakub Jelinek <jakub@redhat.com>
513 * var-tracking.c (non_suitable_const): New function.
514 (add_uses): For DEBUG_INSNs with constants, don't record any
515 value, instead just the constant value itself.
516 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
517 is not VAR_LOC_UNKNOWN_P, set var to the constant.
518 (emit_notes_in_bb): Likewise.
519 (emit_note_insn_var_location): For onepart variables if
520 cur_loc is a VOIDmode constant, use DECL_MODE.
522 2010-03-18 Martin Jambor <mjambor@suse.cz>
525 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
526 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
527 all non-clones. Moved call redirection...
528 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
529 (cgraph_materialize_all_clones): Dispose of all
530 combined_args_to_skip bitmaps.
531 (verify_cgraph_node): Do not check for edges pointing to wrong
532 nodes in inline clones.
533 * tree-inline.c (copy_bb): Call
534 cgraph_redirect_edge_call_stmt_to_callee.
535 * ipa.c (cgraph_remove_unreachable_nodes): Call
536 cgraph_node_remove_callees even when there are used clones.
538 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
540 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
542 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
545 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
548 2010-03-18 Michael Matz <matz@suse.de>
551 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
552 into sqrt(x) if we need to preserve signed zeros.
554 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
555 Eric Botcazou <ebotcazou@adacore.com>
557 PR rtl-optimization/43360
558 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
559 note if we don't know its invariant status.
561 2010-03-18 Michael Matz <matz@suse.de>
563 PR tree-optimization/43402
564 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
565 PHI chains of ssa names registered for update.
567 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
570 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
571 non-offsettable and pre_modify update addressing.
572 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
573 and "2" alternatives "#".
574 (*movdd_softfloat32): Make all alternatives "#";
575 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
576 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
577 (*movdf_softfloat32): Make all alternatives "#";
578 (movdi): Use the new DIFD mode iterator to create a common splitter
579 for movdi, movdf and movdd patterns.
581 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
583 * common.opt (dumpdir): Remove redundant tab.
585 2010-03-17 Martin Jambor <mjambor@suse.cz>
587 PR tree-optimization/43347
588 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
589 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
591 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
593 PR rtl-optimization/42216
594 * regrename.c (create_new_chain): New function, broken out from...
595 (scan_rtx_reg): ... here. Call it. Handle the case where we are
596 appending a use to an empty chain.
597 (build_def_use): Remove previous changes that convert OP_INOUT to
598 OP_OUT operands; instead detect the case where an OP_INOUT operand
599 uses a previously untracked register and create an empty chain for it.
601 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
603 * doc/extend.texi (Function Attributes): Rewrite unfinished
604 sentence in ms_abi documentation.
606 2010-03-17 Alan Modra <amodra@gmail.com>
608 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
609 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
610 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
611 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
613 2010-03-16 Richard Henderson <rth@redhat.com>
616 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
617 (lower_try_finally): Save and restore eh_seq around the expansion
620 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
622 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
623 statements before splitting block.
625 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
627 * doc/sourcebuild.texi (Testsuites): Fix markup.
628 Use pathnames relative to gcc/testsuite.
629 (Test Directives): Move description of how timeout is determined.
630 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
631 (C Tests): Correct gcc.misc-tests directory.
632 Framework tests now live in gcc.test-framework.
634 2010-03-16 Richard Guenther <rguenther@suse.de>
637 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
638 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
640 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
641 Alexandre Oliva <aoliva@redhat.com>
643 PR tree-optimization/42917
644 * lambda-code.c (remove_iv): Skip debug statements.
645 (lambda_loopnest_to_gcc_loopnest): Likewise.
646 (not_interesting_stmt): Debug statements are not interesting.
648 2010-03-16 Jakub Jelinek <jakub@redhat.com>
652 * cselib.c (cselib_preserve_constants,
653 cfa_base_preserved_val): New static variables.
654 (preserve_only_constants): New function.
655 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
656 clear its REG_VALUES. If cselib_preserve_constants, don't
657 empty the whole hash table, but preserve there VALUEs with constants,
658 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
659 (cselib_preserve_cfa_base_value): New function.
660 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
661 (cselib_init): Change argument to int bitfield. Set
662 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
664 (cselib_finish): Clear cselib_preserve_constants and
665 cfa_base_preserved_val.
666 * cselib.h (enum cselib_record_what): New enum.
667 (cselib_init): Change argument to int.
668 (cselib_preserve_cfa_base_value): New prototype.
669 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
670 * dse.c (dse_step1): Likewise.
671 * cfgcleanup.c (thread_jump): Likewise.
672 * sched-deps.c (sched_analyze): Likewise.
673 * gcse.c (local_cprop_pass): Likewise.
674 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
675 If FN is non-NULL, call the callback always and whenever it returns
676 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
677 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
678 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
679 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
680 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
681 * var-tracking.c: Include recog.h.
682 (bb_stack_adjust_offset): Remove.
683 (vt_stack_adjustments): Don't call it, instead just gather the
684 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
685 (adjust_stack_reference): Remove.
686 (compute_cfa_pointer): New function.
687 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
688 (struct adjust_mem_data): New type.
689 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
691 (get_address_mode): New function.
692 (replace_expr_with_values): Use it.
693 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
694 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
695 (adjust_sets): Remove.
696 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
697 Use get_address_mode.
698 (get_adjusted_src): Remove.
699 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
700 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
701 (add_with_sets): Don't call adjust_sets.
702 (fp_setter, vt_init_cfa_base): New functions.
703 (vt_initialize): Change return type to bool. Move most of pool etc.
704 initialization to the beginning of the function from end. Pass
705 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
706 If !frame_pointer_needed, call vt_stack_adjustment before mos
707 vector is filled, call vt_init_cfa_base if argp/framep has been
708 eliminated to sp. If frame_pointer_needed and argp/framep has
709 been eliminated to hard frame pointer, set
710 hard_frame_pointer_adjustment and call vt_init_cfa_base after
711 encountering fp setter in the prologue. For MO_ADJUST, call
712 log_op_type before pusing the op into mos vector, not afterwards.
713 Call adjust_insn before cselib_process_insn/add_with_sets,
714 call cancel_changes (0) afterwards.
715 (variable_tracking_main_1): Adjust for vt_initialize calling
716 vt_stack_adjustments and returning whether it succeeded or not.
718 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
720 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
723 2010-03-15 Jakub Jelinek <jakub@redhat.com>
725 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
727 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
728 drap_reg has not been set.
730 2010-03-15 Michael Matz <matz@suse.de>
733 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
734 use it to expand block copies.
735 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
736 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
737 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
739 2010-03-15 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/43367
742 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
745 2010-03-15 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/43317
748 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
750 2010-03-15 Martin Jambor <mjambor@suse.cz>
752 PR tree-optimization/43141
753 * tree-sra.c (create_abstract_origin): New function.
754 (modify_function): Call create_abstract_origin.
756 2010-03-15 Chris Demetriou <cgd@google.com>
758 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
761 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
764 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
765 call insert_out_of_ssa_copy for default definitions.
767 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
769 * graphite-clast-to-gimple.c (my_long_long): Defined.
770 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
771 * graphite-sese-to-poly.c (my_long_long): Defined.
772 (scop_ivs_can_be_represented): Use it.
774 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
776 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
777 graphite-max-bbs-per-function, and loop-block-tile-size.
778 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
780 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
784 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
786 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
787 (add_upper_bounds_from_estimated_nit): New.
788 (build_loop_iteration_domains): Use it.
790 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
792 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
794 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
797 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
798 should be an INTEGER_CST. Also handle CASE_CONVERT.
800 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
802 * graphite.c (graphite_initialize): To bound the number of bbs per
803 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
804 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
805 * doc/invoke.texi: Document it.
807 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
809 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
810 * graphite-sese-to-poly.h (build_poly_scop): Same.
812 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
814 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
815 the number of parameters in the scop. Use as an upper bound
816 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
817 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
818 * doc/invoke.texi: Document it.
820 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
822 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
823 * doc/c-tree.texi: Remove.
824 * doc/generic.texi: Merge c-tree.texi here.
825 * doc/gccint.texi (Trees): Remove menu entry.
826 (c-tree.texi): Remove @include.
827 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
828 * doc/languages.texi (Reading RTL): Ditto.
830 2010-03-12 Steve Ellcey <sje@cup.hp.com>
833 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
835 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
838 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
839 code added to work around reload clobbering CONST insns.
841 2010-03-12 Jakub Jelinek <jakub@redhat.com>
843 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
844 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
845 (cselib_preserve_only_values): Remove retain argument, don't
846 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
847 * cselib.h (cselib_preserve_only_values): Remove retain argument.
848 * var-tracking.c (micro_operation): Move insn field before union.
849 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
850 (struct variable_tracking_info_def): Remove n_mos field, change
851 mos into a vector of micro_operations.
852 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
853 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
854 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
855 changing into a vector.
856 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
857 come before all other uops generated by add_stores.
858 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
860 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
861 a vector. Run just one pass over the bbs instead of separate counting
862 and computation phase.
863 (vt_finalize): Free VTI (bb)->mos vector instead of array.
866 * tree-inline.c (remap_decls): Put old_var rather than origin_var
867 into *nonlocalized_list vector.
868 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
869 even if origin is non-NULL.
870 (gen_variable_die): Likewise.
871 (process_scope_var): Don't change origin.
872 (gen_decl_die): Likewise.
873 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
874 before adding new edges instead of after it, fix moving over
877 2010-03-11 David S. Miller <davem@davemloft.net>
879 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
881 * configure: Rebuild.
883 2010-03-11 Martin Jambor <mjambor@suse.cz>
885 PR tree-optimization/43257
886 * tree.c (assign_assembler_name_if_neeeded): New function.
887 (free_lang_data_in_cgraph): Assembler name assignment moved to the
889 * tree.h (assign_assembler_name_if_neeeded): Declare.
890 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
891 the function if needed.
893 2010-03-11 Chris Demetriou <cgd@google.com>
895 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
896 include/stdint-gcc.h, and include/stdint.h world-readable.
898 2010-03-11 Richard Guenther <rguenther@suse.de>
900 PR tree-optimization/43255
901 * tree-vrp.c (process_assert_insertions_for): Do not insert
902 asserts for trivial conditions.
904 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
906 PR tree-optimization/43280
907 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
908 generation. Move calculation of size out of the if branch.
909 (find_bswap): Modify compare number generation.
911 2010-03-11 Richard Guenther <rguenther@suse.de>
914 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
915 (input_gimple_stmt): Fixup handled component types during
916 operand read. Also fix up decls in ADDR_EXPRs.
918 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
920 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
921 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
923 2010-03-10 Jan Hubicka <jh@suse.cz>
926 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
927 * varasm.c (get_variable_section): Don't do that here...
928 (make_decl_rtl): ... and here.
929 (do_assemble_alias): Produce decl RTL.
930 (assemble_alias): Likewise.
932 2010-03-10 Jakub Jelinek <jakub@redhat.com>
935 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
936 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
938 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
939 (based_loc_descr): Only express drap or vdrap regno based expressions
940 using DW_OP_fbreg when not optimizing.
941 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
942 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
943 REG_CFA_SET_VDRAP note.
945 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
947 PR tree-optimization/43236
948 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
949 error in calculation of base address in reverse iteration case.
950 (generate_builtin): Take number of latch executions if the statement
953 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
956 * tree-eh.c: Include pointer-set.h.
957 (lower_eh_dispatch): Filter out duplicate case labels and
958 remove the unneeded edge when the label is unused. Return
959 true when some edges are removed.
960 (execute_lower_eh_dispatch): When any lowering resulted in
961 removing an edge, also delete unreachable blocks.
963 2010-03-10 Jakub Jelinek <jakub@redhat.com>
966 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
967 UNSPEC_MACHOPIC_OFFSET.
969 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
972 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
973 (m68k_delegitimize_address): New function.
975 2010-03-09 Jakub Jelinek <jakub@redhat.com>
978 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
981 * var-tracking.c (adjust_sets): New function.
982 (count_with_sets, add_with_sets): Use it.
983 (get_adjusted_src): New inline function.
984 (add_stores): Use it.
987 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
988 call cselib_dummy_expand_value_rtx_cb instead of
989 cselib_expand_value_rtx_cb.
992 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
993 * config/i386/i386.c: Include debug.h and dwarf2out.h.
994 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
995 and .cfi_endproc around the pic thunks.
996 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
997 all queued unwind info register saves are saved before the call.
998 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
999 considered as sp-=4 for unwind info and the pop as sp+=4 which
1000 also clobbers dest, but doesn't actually restore it.
1003 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1004 RTX_FRAME_RELATED_P.
1006 2010-03-09 Jie Zhang <jie@codesourcery.com>
1008 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1009 whitespaces in output template.
1011 2010-03-09 Jie Zhang <jie@codesourcery.com>
1013 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1016 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1018 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1019 builtins.exp in a separate job.
1021 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1023 * graphite-sese-to-poly.c (add_param_constraints): Use
1024 lower_bound_in_type and upper_bound_in_type.
1026 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1028 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1029 instead of unsigned_type_node.
1031 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1032 Reza Yazdani <reza.yazdani@amd.com>
1035 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1036 on pointer type parameters.
1038 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1042 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1043 handle conversions from pointer to integers.
1044 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1045 induction variable, to be able to work with code generated by CLooG.
1046 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1047 (build_poly_scop): Bail out if we cannot codegen a loop.
1049 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1051 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1052 code generation with gloog_error.
1054 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1056 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1057 Call fold_convert on all the returned values.
1058 (expand_scalar_variables_expr): Pass to
1059 expand_scalar_variables_ssa_name the type of the resulting expression.
1061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1063 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1064 ppl_min_for_le_pointset.
1065 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1066 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1068 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1070 * graphite-dependences.c (map_into_dep_poly): Removed.
1071 (dependence_polyhedron_1): Use combine_context_id_scat.
1073 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1075 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1076 (struct poly_bb): Same.
1077 (combine_context_id_scat): New.
1079 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1082 * sese.c (name_defined_in_loop_p): Return false for default
1085 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1087 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1088 and clean up the logic.
1090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1092 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1095 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1097 * var-tracking.c (remove_cselib_value_chains): Define only for
1099 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1100 delete_slot_part, emit_notes_for_differences_1): Don't call
1101 remove_cselib_value_chains here.
1102 (set_slot_part, emit_notes_for_differences_2): Don't call
1103 add_cselib_value_chains here.
1104 (preserved_values): New vector.
1105 (preserve_value): New function.
1106 (add_uses, add_stores, vt_add_function_parameters): Use it
1107 instead of cselib_preserve_value.
1108 (changed_values_stack): New vector.
1109 (check_changed_vars_0): New function.
1110 (check_changed_vars_1, check_changed_vars_2): Use it.
1111 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1112 changed_values_stack VALUEs.
1113 (vt_emit_notes): For all preserved_values call
1114 add_cselib_value_chains. If ENABLE_CHECKING call
1115 remove_cselib_value_chains before verifying value_chains is empty.
1116 Initialize and free changed_values_stack.
1117 (vt_initialize): Initialize preserved_values.
1118 (vt_finalize): Free preserved_values.
1120 2010-03-08 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/43269
1123 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1126 2010-03-08 Martin Jambor <mjambor@suse.cz>
1128 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1129 (ipa_is_param_called): Removed.
1130 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1131 (ipa_print_node_params): Do not print the called flag.
1132 (ipa_write_node_info): Do not stream the called flag.
1133 (ipa_read_node_info): Likewise.
1135 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1138 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1139 * cselib.c (struct expand_value_data): Add dummy field.
1140 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1142 (cselib_dummy_expand_value_rtx_cb): New function.
1143 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1145 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1146 * var-tracking.c: Include pointer-set.h.
1147 (variable): Change n_var_parts to char from int. Add
1148 cur_loc_changed and in_changed_variables fields.
1149 (variable_canonicalize): Remove.
1150 (shared_var_p): New inline function.
1151 (unshare_variable): Maintain cur_loc_changed and
1152 in_changed_variables fields. If var was in changed_variables,
1153 replace it there with new_var. Just copy cur_loc instead of
1154 resetting it to something else.
1155 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1156 (dataflow_set_union): Don't call variable_canonicalize.
1157 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1158 of their DEBUG_EXPR_TREE_DECLs.
1159 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1160 and in_changed_variables and cur_loc_changed is false.
1161 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1162 and cur_loc_changed. Don't update cur_loc here.
1163 (variable_merge_over_src): Don't call variable_canonicalize.
1164 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1165 removing loc that is equal to cur_loc, clear cur_loc,
1166 set cur_loc_changed and ensure variable_was_changed is called.
1167 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1168 compare pointers in cur_loc check, if it is equal to loc,
1169 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1170 (variable_different_p): Remove compare_current_location argument,
1171 don't compare cur_loc.
1172 (dataflow_set_different_1): Adjust variable_different_p caller.
1173 (variable_was_changed): If dv had some var in changed_variables
1174 already, reset in_changed_variables flag for it and propagate
1175 cur_loc_changed over to the new variable. On empty var
1176 always set cur_loc_changed. Set in_changed_variables on whatever
1177 var is added to changed_variables.
1178 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1179 Use shared_var_p. When removing loc that is equal to cur_loc,
1180 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1181 end, don't set it to something else, just call variable_was_changed.
1182 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1183 loc being removed, clear cur_loc and set cur_loc_changed.
1184 Set cur_loc_changed if all locations have been removed.
1185 (struct expand_loc_callback_data): New type.
1186 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1187 allocated. Always create SUBREGs if simplify_subreg failed.
1188 Prefer to use cur_loc, when that fails and still in
1189 changed_variables (and seen first time) recompute it. Set
1190 cur_loc_changed of variables which had to change cur_loc and
1191 compute elcd->cur_loc_changed if any of the subexpressions used
1192 had to change cur_loc.
1193 (vt_expand_loc): Adjust to pass arguments in
1194 expand_loc_callback_data structure.
1195 (vt_expand_loc_dummy): New function.
1196 (emitted_notes): New variable.
1197 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1198 that weren't used for any other decl in current
1199 emit_notes_for_changes call call vt_expand_loc_dummy to update
1200 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1201 first loc_chain location if NULL before. Always use just
1202 cur_loc instead of first loc_chain location. When cur_loc_changed
1203 is false, when not --enable-checking=rtl just don't emit any note.
1204 When rtl checking, compute the note and assert it is the same
1205 as previous note. Clear cur_loc_changed and in_changed_variables
1206 at the end before removing from changed_variables.
1207 (check_changed_vars_3): New function.
1208 (emit_notes_for_changes): Traverse changed_vars to call
1209 check_changed_vars_3 on each changed var.
1210 (emit_notes_for_differences_1): Clear cur_loc_changed and
1211 in_changed_variables. Recompute cur_loc of new_var.
1212 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1213 (vt_emit_notes): Initialize and destroy emitted_notes.
1215 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1217 PR rtl-optimization/42220
1218 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1219 Use verify_reg_tracked to determine if we should use OP_OUT rather
1221 (build_def_use): If we see an in-out operand for a register that we
1222 know nothing about, treat is an output if possible, fail the block if
1225 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1228 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1231 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1234 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1235 uses of relevant DEFs that are dead outside the loop too.
1237 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1239 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1241 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1243 * var-tracking.c (values_to_unmark): New variable.
1244 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1245 values_to_unmark vector. Moved body to...
1246 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1247 instead queue it into values_to_unmark vector.
1248 (vt_find_locations): Free values_to_unmark vector.
1250 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1252 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1253 (site.exp): Export them when plugins are enabled.
1255 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1258 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1260 (chrec_fold_multiply): Same.
1262 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1265 * c-decl.c (build_compound_literal): Return early if init is
1268 2010-03-04 Martin Jambor <mjambor@suse.cz>
1270 PR tree-optimization/43164
1271 PR tree-optimization/43191
1272 * tree-sra.c (type_consists_of_records_p): Reject records with
1273 zero-size bit-fields at the end.
1275 2010-03-04 Mike Stump <mikestump@comcast.net>
1277 * Makefile.in (TAGS): Remove *.y.
1279 2010-03-04 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/40761
1282 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1284 (my_rev_post_order_compute): New function.
1285 (init_pre): Call it.
1287 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1290 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1291 decrease the cost of an IV candidate when the cost is infinite.
1293 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1295 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1296 Use '3DNow!' for the extension of that name, ensure normal space
1298 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1300 2010-03-03 Jeff Law <law@redhat.com>
1302 * PR middle-end/32693
1303 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1304 than gen_rtx_SUBREG.
1305 (extract_bit_field_1): Likewise.
1307 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1309 * doc/sourcebuild.texi (Test directives): Document that arguments
1310 include-opts and exclude-opts are now optional for dg-skip-if,
1311 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1313 2010-03-03 Jason Merrill <jason@redhat.com>
1316 * cgraph.h (varpool_node): Add extra_name field.
1317 * varpool.c (varpool_extra_name_alias): New.
1318 (varpool_assemble_decl): Emit extra name aliases.
1319 (varpool_mark_needed_node): Look past an extra name alias.
1320 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1321 * lto-streamer-in.c (lto_input_tree): Read it.
1322 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1324 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1326 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1327 (sparc*-*-solaris2*): ...this.
1329 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1332 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1333 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1334 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1335 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1338 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1339 fallthrough to default handling, just with want_address 0 instead of 2.
1340 For single element lists, add_AT_loc directly, otherwise create an
1341 artificial variable DIE and stick location list to it.
1344 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1345 (VAL_EXPR_HAS_REVERSE): Define.
1346 (reverse_op): New function.
1347 (add_stores): For reversible operations add an extra MO_VAL_USE.
1349 2010-03-02 Jason Merrill <jason@redhat.com>
1351 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1353 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1355 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1356 (sparc64-*-linux*): Likewise.
1357 (sparc64-*-solaris2*): Include assembler files before linker ones.
1358 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1359 * config/sparc/gas.h: Delete.
1360 * config/sparc/sol2-64.h: Add copyright notice.
1361 * config/sparc/sol2-gas-bi.h: Likewise.
1362 * config/sparc/sol2-gld.h: Likewise.
1363 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1364 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1365 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1366 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1367 (sparc_elf_asm_named_section): Rename into...
1368 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1370 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1372 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1374 2010-03-02 Jeff Law <law@redhat.com>
1377 * reload1.c (rtx_p, substitute_stack): Declare.
1378 (substitute): Record addresses of changed rtxs.
1379 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1380 Restore the original rtx when complete.
1381 (reload): Free subsitute_stack when complete.
1383 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1385 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1386 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1388 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1389 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1390 Torture Tests): Change from subsection to section.
1392 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1393 Steven Bosscher <steven@gcc.gnu.org>
1395 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1398 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1401 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1402 the assignment from the new induction variable to the assignment
1403 of the value from the original loop PHI function.
1405 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1406 Daniel Jacobowitz <dan@codesourcery.com>
1408 * doc/sourcebuild.texi (Test directives): Clarify options to
1411 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1413 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1414 Disable cfi directives unless GCC and gas agree on using read-only
1415 .eh_frame sections for 64-bit.
1416 * configure: Regenerate.
1418 2010-03-01 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/43220
1421 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1422 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1424 2010-03-01 Richard Guenther <rguenther@suse.de>
1425 Martin Jambor <mjambor@suse.cz>
1428 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1429 gimplified parameters.
1431 2010-03-01 Christian Bruel <christian.bruel@st.com>
1433 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1435 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1437 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1439 2010-03-01 Richard Guenther <rguenther@suse.de>
1442 * expr.c (expand_assignment): Use the alias-oracle to tell
1443 if the rhs aliases the result decl.
1445 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1448 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1449 to sol_gt_pch_get_address.
1450 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1451 64-bit, SPARC and x86.
1452 (sol_gt_pch_get_address): New function.
1454 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1456 * toplev.h (inform_n, error_n): Declare.
1457 * diagnostic.c (inform_n, error_n): New function.
1459 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1461 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1462 has no rtl yet when processing local_decls, queue it and recheck
1463 if deferred stack allocation hasn't assigned it rtl.
1465 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config/sh/sh.c (unspec_bbr_uid): New.
1468 (gen_block_redirect): Use it instead of INSN_UID.
1469 (gen_far_branch): Likewise.
1471 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1474 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1476 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1478 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1479 (Warning Options): -Wno-conversion-null is valid for
1480 Objective-C++ as well.
1481 * doc/tm.texi (Named Address Spaces): Likewise.
1482 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1483 * doc/tree-ssa.texi (Tree SSA): Likewise.
1485 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1488 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1489 by default. Don't set the default arch for
1490 i[34567]86-*-darwin*|x86_64-*-darwin*.
1492 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1495 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1496 default. Set the default 32bit/64bit archs with $with_arch
1497 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1499 2010-02-27 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/43186
1502 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1503 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1504 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1505 unroller iterations.
1507 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1509 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1510 required and i[34567]86-*-* targets don't support 64bit ISA.
1512 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1515 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1518 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1520 * config.gcc: Set the default arch at least to Prescott for
1521 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1522 if SSE math is enabled.
1524 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1526 * diagnostic.c (diagnostic_initialize): Update.
1527 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1529 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1530 (diagnostic_inhibit_notes): New.
1531 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1533 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1536 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1537 * doc/standards.texi: Likewise.
1538 * doc/extend.texi: Likewise.
1539 * doc/trouble.texi: Likewise.
1540 * doc/cppopts.texi: Likewise.
1541 * doc/install.texi: Likewise.
1542 * c.opt (std=c90,std=gnu90): New options.
1543 * c-opts.c (c_common_handle_option): Handle them.
1545 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1548 * c-decl.c (undeclared_variable): Use an informative note.
1550 2010-02-26 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/43186
1553 * gimple.h (gimple_fold): Remove.
1554 * gimple.c (gimple_fold): Remove. Inline into single user ...
1555 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1556 Try harder for conditions.
1558 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1561 * function.c (used_types_insert): Don't skip through named pointer
1562 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1563 and it is different from the main variant's type.
1565 2010-02-26 Nick Clifton <nickc@redhat.com>
1567 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1569 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1571 * config.gcc: Support --with-fpmath=sse for x86.
1573 * config/i386/ssemath.h: New.
1575 * doc/install.texi (--with-fpmath=sse): Documented.
1577 2010-02-26 Richard Guenther <rguenther@suse.de>
1579 PR tree-optimization/43188
1580 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1581 vector types of over-aligned element type.
1583 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1587 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1589 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1591 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1593 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1595 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1596 * var-tracking.c: Include diagnostic.h.
1597 (debug_dv): New function.
1598 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1601 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1602 (add_value_chain, add_value_chains, remove_value_chain,
1603 remove_value_chains): Handle DEBUG_EXPRs.
1604 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1607 * regcprop.c (struct queued_debug_insn_change): New type.
1608 (struct value_data_entry): Add debug_insn_changes field.
1609 (struct value_data): Add n_debug_insn_changes field.
1610 (debug_insn_changes_pool): New variable.
1611 (free_debug_insn_changes, apply_debug_insn_changes,
1612 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1613 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1614 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1616 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1618 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1619 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1620 changes, call cprop_find_used_regs via note_stores.
1621 (copyprop_hardreg_forward): When copying vd from predecessor
1622 which has any queued DEBUG_INSN changes, make sure the pointers are
1623 cleared. At the end call df_analyze and then if there are any
1624 DEBUG_INSN changes queued at the end of some basic block for still
1625 live registers, apply them.
1626 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1628 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1630 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1633 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1635 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1636 targets. Set the default with_cpu/with_arch from arch/cpu.
1637 Allow x86-64 and native for with_cpu/with_arch.
1639 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1641 * ebitmap.c: Change calls to verify_popcount with calls to
1642 sbitmap_verify_popcount.
1643 (ebitmap_clear_bit): Fixed map->cacheindex test and
1644 map>cache update when bit clearing results in an empty
1647 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1650 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1651 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1652 and support both V2DF and V2DI modes.
1653 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1654 support both V2DF and V2DI modes.
1655 (general): Delete trailing whitespace from a few patterns.
1657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1658 V2DF/V2DI interleave high/low builtins.
1660 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1663 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1664 interleave high/low functions.
1666 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1668 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1669 #pragma extern_prefix.
1671 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1674 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1675 BLKmode, assert op0 is a MEM and just adjust its mode.
1678 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1679 if bitpos isn't multiple of mode's bitsize.
1681 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1683 * c.opt (-ftemplate-depth=): New.
1684 (-ftemplate-depth-): Deprecate.
1685 * optc-gen.awk: Handle -ftemplate-depth=.
1686 * opth-gen.awk: Likewise.
1687 * c-opts.c (c_common_handle_option): Likewise.
1688 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1690 2010-02-24 Jason Merrill <jason@redhat.com>
1692 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1694 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1696 * cfg.c (alloc_aux_for_block): Remove inline.
1697 (alloc_aux_for_edge): Likewise.
1699 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1703 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1705 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1706 * config/i386/sol2-gas.h: New file.
1707 * config.gcc (i[34567]86-*-solaris2*): Use it.
1709 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1712 * c-typeck.c (ep_convert_and_check): New.
1713 (build_conditional_expr): Use it.
1714 (build_binary_op): Likewise.
1716 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1718 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1721 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1722 bounds even for -O+.
1723 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1724 expr needs to have DECL_NAME set.
1726 2010-02-24 Nick Clifton <nickc@redhat.com>
1728 * config/mep/mep.c: Include gimple.h.
1729 (mep_function_uses_sp): Delete unused function.
1730 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1731 parameters. Use unsigned integers to count args. Return a
1732 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1734 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1737 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1738 greater or equal to nelt instead of 2 * nelt.
1739 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1742 2010-02-23 Jason Merrill <jason@redhat.com>
1745 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1746 in cfun->local_decls even if they have register types.
1749 * stor-layout.c (place_field): Don't warn about unnecessary
1750 DECL_PACKED if the type is packed.
1752 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1755 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1756 GOTOFF relocs, even when the base reg isn't pic pointer.
1758 2010-02-23 Michael Matz <matz@suse.de>
1761 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1762 (expand_gimple_basic_block): Generate and use debug temps if there
1763 are debug uses left after the last real use of TERed ssa names.
1764 Unlink debug immediate uses when they are expanded.
1766 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1769 * config/i386/i386.c (override_options): Reorganise to provide
1770 better error messages.
1772 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1775 * graphite-scop-detection.c (create_single_exit_edge): Move
1776 the call to find_single_exit_edge to....
1777 (create_sese_edges): ...here. Don't handle multiple edges
1778 exiting the function.
1779 (build_graphite_scops): Don't handle multiple edges
1780 exiting the function.
1782 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1785 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1786 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1788 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1791 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1793 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1796 * c-typeck.c (convert_arguments): Print declaration location.
1797 * c-common.c (validate_nargs): Rename as
1798 builtin_function_validate_nargs.
1799 (check_builtin_function_arguments): Update.
1801 2010-02-22 Richard Guenther <rguenther@suse.de>
1804 * tree-inline.c (declare_return_variable): Use the type of
1805 the call stmt lhs if available.
1807 2010-02-22 Duncan Sands <baldrick@free.fr>
1809 * passes.c (register_pass): Always consider all pass lists when
1810 ref_pass_instance_number is zero.
1812 2010-02-22 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/42749
1815 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1816 parameter. Do arithmetic in the original type.
1817 (update_accumulator_with_ops): Likewise.
1818 (adjust_accumulator_values): Adjust.
1820 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1822 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1823 (QI to BLKmode splitter): New splitter.
1825 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1828 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1830 2010-02-22 Richard Guenther <rguenther@suse.de>
1832 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1834 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1836 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1837 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1838 ($(T)crti.o, $(T)crtn.o): Remove rules.
1840 2010-02-21 Tobias Burnus <burnus@net-b.de>
1843 * doc/invoke.texi (-fassociative-math): Document that this
1844 option is automatically enabled for Fortran.
1846 2010-02-20 David S. Miller <davem@davemloft.net>
1848 * configure.ac: Test if linker and assembler properly support
1849 GOTDATA_OP relocations.
1850 * configure: Rebuild.
1851 * config.in: Likewise.
1852 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1853 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1854 (movsi_high_pic): Likewise.
1855 (movdi_lo_sum_pic): Likewise.
1856 (movdi_high_pic): Likewise.
1857 (movsi_pic_gotdata_op): New pattern.
1858 (movdi_pic_gotdata_op): Likewise.
1859 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1860 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1862 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1866 attribute to ssemul.
1867 (xop_mulv2div2di3_high): Ditto.
1869 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1872 * c.opt (Wconversion-null): New option.
1873 * doc/invoke.texi (Wconversion-null): Document.
1875 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1877 * common.opt (Wlarger-than-): Add Undocumented.
1879 2010-02-19 Mike Stump <mikestump@comcast.net>
1881 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1883 2010-02-19 Jason Merrill <jason@redhat.com>
1886 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1887 * configure: Likewise.
1889 2010-02-20 Alan Modra <amodra@gmail.com>
1892 * cgraph.h (cgraph_make_decl_local): Declare.
1893 * cgraph.c (cgraph_make_decl_local): New function.
1894 (cgraph_make_node_local): Use it.
1895 * cgraphunit.c (cgraph_function_versioning): Likewise.
1896 * ipa.c (function_and_variable_visibility): Likewise.
1898 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1901 * except.c (sjlj_emit_function_enter): Don't call
1902 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1904 * rtl.h (add_reg_br_prob_note): Remove prototype.
1906 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1909 * c-common.c (conversion_warning): Remove widening conversions
1910 before checking the conversion of integers to reals.
1912 2010-02-19 Mike Stump <mikestump@comcast.net>
1915 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1918 * cgraphunit.c (process_function_and_variable_attributes): Check
1919 DECL_PRESERVE_P instead of looking up attribute "used".
1920 * ipa-pure-const.c (check_decl): Likewise.
1921 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1922 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1923 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1924 instead of attribute "used".
1925 * config/sol2-c.c (solaris_pragma_init): Likewise.
1926 (solaris_pragma_fini): Likewise.
1928 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1930 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1931 Use XCNEW instead of xcalloc.
1932 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1933 XNEW instead of xmalloc.
1934 (get_fields): Use XNEWVEC instead of xmalloc.
1937 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1938 populate vars array.
1939 (create_new_general_access): For debug stmts just reset value.
1940 (get_stmt_accesses): For accesses within debug stmts just record them
1941 using add_access_to_acc_sites instead of preventing the peeling or
1942 counting them as accesses.
1945 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1947 2010-02-19 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/42916
1950 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1953 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1955 * configure.ac: Replace all uses of changequote in macro arguments
1956 with proper quoting.
1958 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1961 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1963 2010-02-19 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/42944
1966 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1967 test for aliasing with errno.
1969 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1972 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1973 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1974 * dojump.c: Include output.h.
1975 (inv): New inline function.
1976 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1977 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1978 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1979 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1980 argument, pass it down to other calls.
1981 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1982 add REG_BR_PROB note to the conditional jump.
1983 * cfgexpand.c (add_reg_br_prob_note): Removed.
1984 (expand_gimple_cond): Don't call it, add the probability
1985 as last argument to jumpif_1/jumpifnot_1.
1986 * Makefile.in (dojump.o): Depend on output.h.
1987 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1989 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1990 * stmt.c (do_jump_if_equal): Likewise.
1991 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1992 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1993 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1995 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1996 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1997 jumpifnot_1 callers.
1998 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2000 (store_expr): Adjust jumpifnot caller.
2001 (store_constructor): Adjust jumpif caller.
2004 * gimplify.c (gimple_boolify): For __builtin_expect call
2005 gimple_boolify also on its first argument.
2007 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2009 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2011 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2012 * configure: Regenerated.
2014 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2016 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2017 lang_hooks.types_compatible_p instead of comptypes.
2019 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2021 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2022 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2023 if __prefer_thumb__ is defined.
2025 2010-02-18 Martin Jambor <mjambor@suse.cz>
2027 PR tree-optimization/43066
2028 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2029 array with zero-sized element type.
2031 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2033 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2034 rtx, allocate struct var_loc_node here and return it to the
2035 caller, and only if it is actually needed.
2036 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2037 move it earlier and return immediately if it returns NULL.
2039 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2041 * config/sparc/gas.h: New file. Restore
2042 TARGET_ASM_NAMED_SECTION to its ELF default.
2043 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2045 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2046 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2047 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2048 after sparc/sysv4.h.
2050 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2052 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2054 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2056 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2057 patterns from predicated pattern.
2059 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2063 for insn mnemonic suffix.
2065 2010-02-17 Richard Guenther <rguenther@suse.de>
2067 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2070 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2073 * caller-save.c (save_call_clobbered_regs): If BB ends with
2074 a DEBUG_INSN, move any notes in between last real insn and the last
2075 DEBUG_INSN after the last DEBUG_INSN.
2077 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2079 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2080 Fix return type. Fix argument type. Explain meaning of return value.
2082 2010-02-16 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/41043
2085 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2086 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2088 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2090 2010-02-16 Ira Rosen <irar@il.ibm.com>
2092 PR tree-optimization/43074
2093 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2094 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2095 vectorizable cycles in hybrid SLP check.
2096 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2098 2010-02-16 Richard Guenther <rguenther@suse.de>
2100 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2101 (true_dependence): If memrefs_conflict_p computes must-alias
2102 trust it. Move TBAA check after offset-based disambiguation.
2103 (canon_true_dependence): Likewise.
2105 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2107 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2108 * doc/invoke.texi: Document it.
2109 * var-tracking.c: Include toplev.h and params.h.
2110 (vt_find_locations): Return bool indicating success. Compute
2111 hash sizes unconditionally. Check new parameter, report.
2112 (variable_tracking_main_1): Check vt_find_locations results and
2113 retry. Renamed from...
2114 (variable_tracking_main): ... this. New wrapper to preserve
2115 flag_var_tracking_assignments.
2116 * Makefile.in (var-tracking.o): Adjust dependencies.
2118 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2119 Jakub Jelinek <jakub@redhat.com>
2122 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2123 if weak_import attribute is present.
2124 * config/darwin.c (machopic_select_section): Likewise.
2126 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2128 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2129 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2130 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2131 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2133 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2136 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2139 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2140 Rewrite text to refer to the names.
2142 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2144 * config/i386/i386-builtin-types.def
2145 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2146 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2147 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2148 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2149 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2150 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2151 IX86_BUILTIN_VPERMIL2PS256.
2152 (MULTI_ARG_4_DF2_DI_I): Defined.
2153 (MULTI_ARG_4_DF2_DI_I1): Defined.
2154 (MULTI_ARG_4_SF2_SI_I): Defined.
2155 (MULTI_ARG_4_SF2_SI_I1): Defined.
2156 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2157 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2158 __builtin_ia32_vpermil2ps256.
2159 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2160 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2161 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2162 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2163 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2164 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2165 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2166 CODE_FOR_xop_vpermil2v8sf3.
2167 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2168 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2169 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2170 (_mm256_permute2_pd): New.
2171 (_mm_permute2_ps): New.
2172 (_mm256_permute2_ps): New.
2174 2010-02-15 Nick Clifton <nickc@redhat.com>
2176 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2177 boolean parameters. Use emit_jump_insn when emitting a pop
2178 instruction containing a return insn.
2179 (push): Use 'true' rather than '1' as second parameter to F.
2180 (h8300_expand_prologue): Likewise.
2181 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2182 (h8300_expand_epilogue): Likewise.
2184 2010-02-15 Richard Guenther <rguenther@suse.de>
2187 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2190 2010-02-15 Nick Clifton <nickc@redhat.com>
2192 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2195 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2197 * intl.c (fake_ngettext): New function.
2198 * intl.h (fake_ngettext): Declare.
2199 (ngettext): Define macro.
2200 * collect2.c (notice_translated): New function.
2201 (main): Use notice_translated and ngettext.
2202 * collect2.h (notice_translated): Declare.
2204 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2206 * reorg.c (delete_computation): Comment fixes.
2207 * caller-save.c (setup_save_areas): Idem.
2208 * sel-sched-dump.c (dump_lv_set): Idem.
2211 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2213 * config/s390/s390.c (s390_sched_init): New function.
2214 (TARGET_SCHED_INIT): Target hook defined.
2216 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2217 Jack Howarth <howarth@bromo.med.uc.edu>
2218 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2221 Partial revert of unintended change in fix for PR41605.
2222 * config/darwin.h: Fix typo.
2223 * config/darwin9.h: Same.
2225 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2227 * c-pch.c (pch_init): Clear v.
2229 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2232 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2233 graphite_can_represent_init for MULT_EXPR.
2235 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2239 * graphite-sese-to-poly.c (remove_phi): New.
2240 (translate_scalar_reduction_to_array): Call remove_phi.
2242 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2245 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2246 * graphite-clast-to-gimple.h (gloog): Update declaration.
2247 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2248 * graphite-poly.h (struct poly_bb): Add missing comments.
2249 (struct scop): Add poly_scop_p field.
2251 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2252 * graphite.c (graphite_transform_loops): Build the polyhedral
2253 representation for each scop before code generation.
2254 * sese.c (rename_variables_in_operand): Removed.
2255 (rename_variables_in_expr): Return the renamed expression.
2256 (rename_sese_parameters): New.
2257 * sese.h (rename_sese_parameters): Declared.
2259 2010-02-11 Richard Guenther <rguenther@suse.de>
2261 PR tree-optimization/42998
2262 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2263 POINTER_PLUS_EXPR properly.
2265 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2266 Changpeng Fang <changpeng.fang@amd.com>
2269 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2270 the cost of an IV candidate when the IV is used in a test against zero.
2272 * gcc.dg/tree-ssa/ivopts-3.c: New.
2274 2010-02-11 Richard Guenther <rguenther@suse.de>
2277 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2278 pointer-vs-decl case by swapping refs. Handle some cases
2279 of pointer-vs-decl disambiguations more conservatively.
2280 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2281 to false after expanding.
2283 2010-02-11 Richard Guenther <rguenther@suse.de>
2286 * gcc.c (process_command): Handle LTO file@offset case more
2289 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2291 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2292 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2294 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2296 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2297 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2298 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2299 Optimize eq/ne comparisons when both arguments are known to be
2301 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2302 Don't mask operands unnecessarily if they are known to be already
2305 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2307 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2310 2010-02-10 Richard Guenther <rguenther@suse.de>
2312 PR tree-optimization/43017
2313 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2314 for wrapping signed arithmetic.
2316 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2319 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2320 if no debug info should be emitted for it.
2322 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2324 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2325 note when flag_exceptions is set.
2327 2010-02-10 Duncan Sands <baldrick@free.fr>
2329 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2331 2010-02-10 Richard Guenther <rguenther@suse.de>
2334 * tree.c (get_unwidened): Handle constants.
2335 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2337 2010-02-10 Martin Jambor <mjambor@suse.cz>
2340 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2341 check for variable argument counts independently.
2343 2010-02-10 Christian Bruel <christian.bruel@st.com>
2346 * config/sh/sh.c (find_barrier): Increase length for non delayed
2347 conditional branches.
2349 2010-02-10 Christian Bruel <christian.bruel@st.com>
2351 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2353 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2355 * builtins.c (set_builtin_user_assembler_name): Also handle
2356 ffs if int is smaller than word.
2358 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2361 * ira-conflicts.c (get_dup): Remove.
2362 (process_reg_shuffles): Add new parameter. Use it as an
2363 additional guard for copy generation.
2364 (add_insn_allocno_copies): Rewrite.
2366 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2368 * common.opt (fsched2-use-traces): Preserved for backward
2370 * doc/invoke.texi: Remove the documentation about option
2371 -fsched2-use-traces.
2372 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2373 flag_sched2_use_traces.
2374 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2375 the backward compatibility flag section.
2377 2010-02-09 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/43008
2380 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2381 make HEAP variables initialized from global memory if they
2382 are not known builtin functions.
2383 (find_func_aliases): Adjust.
2385 2010-02-09 Richard Guenther <rguenther@suse.de>
2387 PR tree-optimization/43000
2388 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2389 arithmetic manually.
2391 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2393 PR tree-optimization/42931
2394 * tree-loop-linear.c (try_interchange_loops): Don't call
2395 double_int_mul if estimated_loop_iterations failed.
2397 2010-02-08 Martin Jambor <mjambor@suse.cz>
2400 * tree-sra.c (build_accesses_from_assign): Do not mark in
2401 should_scalarize_away_bitmap if stmt has volatile ops.
2402 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2405 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2407 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2409 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2411 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2414 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2417 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2419 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2422 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2423 to unknown_dependence.
2424 (graphite_legal_transform_dr): Handle the unknown_dependence.
2425 (graphite_carried_dependence_level_k): Same.
2427 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2429 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2431 2010-02-07 Richard Guenther <rguenther@suse.de>
2434 * expr.c (get_inner_reference): Always initialize *pbitsize.
2436 2010-02-07 Richard Guenther <rguenther@suse.de>
2439 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2440 new ARRAY_REFs on variable size element or minimal index arrays.
2442 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2443 gimple_fold_indirect_ref.
2445 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2448 * arm.c (arm_override_options): Just return if the user has specified
2449 an invalid fpu name.
2451 2010-02-03 Jason Merrill <jason@redhat.com>
2454 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2455 i386_pe_maybe_record_exported_symbol.
2457 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2460 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2461 (pa_delegitimize_address): New function.
2463 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2465 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2466 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2468 2010-02-05 Richard Guenther <rguenther@suse.de>
2471 * lto-streamer-in.c (get_resolution): Deal with references
2472 to undefined functions.
2474 2010-02-05 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2477 (fold_const_aggregate_ref): Likewise.
2478 (ccp_fold_stmt): Substitute loads.
2479 (maybe_fold_reference): Verify types before substituting.
2481 (fold_gimple_assign): Unshare properly.
2482 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2484 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2486 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2487 for rs6000_gen_cell_microcode.
2489 2010-02-04 Richard Guenther <rguenther@suse.de>
2491 PR rtl-optimization/42952
2492 * dse.c (const_or_frame_p): Remove MEM handling.
2494 2010-02-04 Nick Clifton <nickc@redhat.com>
2496 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2497 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2498 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2499 (mn10300_asm_output_mi_thunk): New function.
2500 (mn10300_can_output_mu_thunk): New function.
2501 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2502 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2503 (FUNCTION_ARG): Delete incorrect comment.
2505 2010-02-03 Jason Merrill <jason@redhat.com>
2508 * fold-const.c (operand_equal_p): Handle erroneous types.
2510 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2512 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2514 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2516 PR rtl-optimization/42941
2517 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2520 2010-02-03 Jason Merrill <jason@redhat.com>
2523 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2525 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2528 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2529 (cselib_reset_table): Renamed from...
2530 (cselib_reset_table_with_next_value): ... this.
2531 (cselib_get_next_uid): Renamed from...
2532 (cselib_get_next_unknown_value): ... this.
2533 * cselib.c (next_uid): Renamed from...
2534 (next_unknown_value): ... this.
2535 (cselib_clear_table): Adjust.
2536 (cselib_reset_table): Adjust. Renamed from...
2537 (cselib_reset_table_with_next_value): ... this.
2538 (cselib_get_next_uid): Adjust. Renamed from...
2539 (cselib_get_next_unknown_value): ... this.
2540 (get_value_hash): Use hash.
2541 (cselib_hash_rtx): Likewise.
2542 (new_cselib_val): Adjust. Set and dump uid.
2543 (cselib_lookup_mem): Pass next_uid as hash.
2544 (cselib_subst_to_values): Likewise.
2545 (cselib_log_lookup): Dump uid.
2546 (cselib_lookup): Pass next_uid as hash. Adjust.
2547 (cselib_process_insn): Adjust.
2548 (cselib_init): Initialize next_uid.
2549 (cselib_finish): Adjust.
2550 (dump_cselib_table): Likewise.
2551 * dse.c (canon_address): Dump value uid.
2552 * print-rtl.c (print_rtx): Print value uid.
2553 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2555 (dv_uid): New function, sort of renamed from...
2556 (dv_htab_hash): ... this, reimplemented in terms of it and...
2557 (dv_uid2hash): ... this. New.
2558 (variable_htab_eq): Drop excess assertions.
2559 (tie_break_pointers): Removed.
2560 (canon_value_cmp): Compare uids.
2561 (variable_post_merge_New_vals): Print uids.
2562 (vt_add_function_parameters): Adjust.
2563 (vt_initialize): Reset table. Adjust.
2565 2010-02-03 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/42944
2568 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2569 (call_may_clobber_ref_p_1): Likewise. Properly handle
2570 malloc and calloc clobbering errno.
2572 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2574 * doc/invoke.texi: Fix name of sched1 dump.
2576 * opts.c (decode_options): Set flag_tree_switch_conversion
2577 only conditionally on optimize >= 2.
2579 * gcse.c: Assorted comment fixes in pass description.
2581 2010-02-03 Anthony Green <green@moxielogic.com>
2583 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2584 nop padding in order to maintain alignment of storage location of
2585 target function address.
2586 (moxie_trampoline_init): Store target function address at newly
2588 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2590 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2592 2010-02-03 Richard Guenther <rguenther@suse.de>
2595 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2597 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2599 * config.gcc: Reenable check for obsolete targets.
2600 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2601 mips-sgi-irix6.[0-4]*.
2603 2010-02-02 Nick Clifton <nickc@redhat.com>
2605 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2606 constant size of 4 as being the same as 0.
2607 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2608 can take values in the range 0..4.
2610 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2613 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2614 as _darwin10_Unwind_FindEnclosingFunction().
2615 * libgcc-libsystem.ver: New.
2617 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2620 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2621 implicitly set registers.
2623 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2625 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2626 (arm_override_options): Allow automatic selection of the thread
2627 pointer register if thumb2.
2628 (legitimize_pic_address): Improve code sequences for Thumb2.
2629 (arm_call_tls_get_addr): Likewise.
2630 (legitimize_tls_address): Likewise.
2631 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2632 (pic_load_addr_32bit): ... this. New named pattern.
2633 * thumb2.md (pic_load_addr_thumb2): Delete.
2634 (pic_load_dot_plus_four): Delete.
2635 (tls_load_dot_plus_four): New named pattern.
2637 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2640 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2641 Document fix for TLS bug.
2643 2010-01-31 Richard Guenther <rguenther@suse.de>
2645 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2646 conservatively correct.
2648 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2652 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2654 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2656 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2658 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2660 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2662 * config.gcc: Adjust order of makefile fragments for mingw targets.
2664 2010-01-31 Richard Guenther <rguenther@suse.de>
2667 * gimplify.c (gimplify_init_constructor): For volatile LHS
2668 initialize a temporary.
2670 2010-01-31 Matthias Klose <doko@ubuntu.com>
2672 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2674 * configure: Regenerate.
2676 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2678 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2679 the same alias set and their sizes different constantness.
2680 (aliasing_component_refs_p): Revert 2009-10-24 change.
2682 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2684 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2687 2010-01-29 Richard Guenther <rguenther@suse.de>
2689 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2690 Assert we successfully updated the call.
2692 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2694 PR rtl-optimization/42889
2695 * df.h (df_set_bb_dirty_nonlr): New prototype.
2696 * df-core.c (df_set_bb_dirty_nonlr): New function.
2697 * df-scan.c (df_insn_rescan): Call it instead of
2698 df_set_bb_dirty for DEBUG_INSNs.
2700 2010-01-29 Richard Guenther <rguenther@suse.de>
2703 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2704 quadratic behavior in most cases.
2706 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2710 in the call to gen_x86_movsicc_0_m1.
2712 2010-01-28 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/42871
2715 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2717 2010-01-28 Richard Guenther <rguenther@suse.de>
2719 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2720 into call arguments.
2722 2010-01-28 Richard Guenther <rguenther@suse.de>
2725 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2726 the forwarder if the destination is an EH landing pad.
2728 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2730 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2731 block list passed to gimple_duplicate_sese_tail.
2732 (parallelize_loops): Avoid parallelization when the function
2734 Avoid parallelization when the preheader is IRREDUCIBLE.
2735 Try to optimize when estimated_loop_iterations_int is unresolved.
2736 Add the loop's location to the dump file.
2737 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2738 (gimple_duplicate_sese_tail): Remove the check for the latch.
2739 Redirect nexits to the exit block.
2740 Remove handling of the incoming edges to the latch.
2741 Redirect the backedge from the copied latch to the exit bb.
2743 2010-01-28 Michael Matz <matz@suse.de>
2746 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2747 Wrap force_reg into a sequence, emit it before user.
2749 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2751 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2753 (arm_legacy_rev): Likewise.
2754 (thumb_legacy_rev): Likewise.
2756 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2758 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2759 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2760 on MEM's address failed, try avoid_constant_pool_reference and
2761 recurse if it returned something different.
2762 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2763 address, try avoid_constant_pool_reference and recurse if it
2764 returned something different.
2765 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2766 address and avoid_constant_pool_reference returned something
2767 different, don't set have_address.
2769 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2772 * var-tracking.c (val_store): Add modified argument, obey it.
2774 (count_uses): Move down logging of main.
2775 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2776 don't need resolution.
2777 (emit_notes_in_bb): Likewise.
2779 2010-01-27 Richard Guenther <rguenther@suse.de>
2782 * tree-inline.c (remap_decl): Delay remapping of SSA name
2783 default definitions until we need them.
2785 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2787 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2788 (rs6000_delegitimize_address): New function.
2790 * config/s390/s390.c (s390_delegitimize_address): Call
2791 delegitimize_mem_from_attrs.
2794 * tree-inline.c (cannot_copy_type_1): Removed.
2795 (copy_forbidden): Don't forbid copying of functions containing
2796 records/unions with variable length fields.
2798 2010-01-27 Christian Bruel <christian.bruel@st.com>
2802 * config/sh/sh.c (find_barrier): Increase length for non delayed
2803 conditional branches.
2805 2010-01-27 Matthias Klose <doko@ubuntu.com>
2807 * configure.ac (gnu-unique-object): Fix ldd version check.
2808 * configure: Regenerate.
2810 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2812 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2814 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2815 Test for HAVE_GNU_AS value.
2817 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2819 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2820 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2821 INT64_TYPE): Define.
2822 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2823 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2824 INT_LEAST64_TYPE): Define.
2825 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2826 UINT_LEAST64_TYPE): Define.
2827 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2828 INT_FAST64_TYPE): Define.
2829 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2830 UINT_FAST64_TYPE): Define.
2831 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2832 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2833 (SIG_ATOMIC_TYPE): Define.
2835 2010-01-26 Richard Guenther <rguenther@suse.de>
2837 * df-scan.c (df_scan_set_bb_info): Remove assert.
2838 (df_insn_rescan_debug_internal): Merge asserts.
2839 (df_install_ref): Likewise.
2840 (df_mark_reg): Use bitmap_set_range.
2841 (df_hard_reg_used_p): Remove assert.
2842 (df_hard_reg_used_count): Likewise.
2844 2010-01-26 Richard Guenther <rguenther@suse.de>
2846 PR rtl-optimization/42685
2847 * web.c (web_main): Ignore DEBUG_INSNs.
2849 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2851 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2853 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2854 Fix types of fndecl and arglist parameters.
2856 2010-01-26 Richard Guenther <rguenther@suse.de>
2859 * tree-eh.c (unsplit_eh): Skip debug insns.
2861 2010-01-26 Richard Guenther <rguenther@suse.de>
2863 PR tree-optimization/42250
2864 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2866 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2869 * omp-low.c (expand_omp_sections): Only use single_pred if
2870 l2_bb is single_pred_p.
2872 2010-01-25 Christian Bruel <christian.bruel@st.com>
2875 * config/sh/sh.c (find_barrier): Increase length for non delayed
2876 conditional branches.
2877 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2879 2010-01-24 David S. Miller <davem@davemloft.net>
2881 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2882 define if not using GAS.
2883 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2884 Likewise. Delete SECTION_MERGE code, which is only applicable
2887 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2890 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2891 mangling of va_list in system headers.
2893 2010-01-23 Toon Moene <toon@moene.org>
2895 * tree-predcom.c (combine_chains): Return NULL, not false.
2897 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2899 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2900 initialization of variable res to agree with return type.
2902 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2904 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2905 * tree-sra.c: Add include of expr.h.
2907 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2909 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2910 insert the debug stmt on the single non-EH edge from the stmt.
2912 2010-01-22 Richard Henderson <rth@redhat.com>
2915 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2916 the RHS until after generate_subtree_copies has insertted its
2917 code before the current statement.
2919 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2921 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2923 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2925 2010-01-21 Martin Jambor <mjambor@suse.cz>
2927 PR tree-optimization/42585
2928 * tree-sra.c (struct access): New field grp_total_scalarization.
2929 (dump_access): Dump the new field.
2930 (should_scalarize_away_bitmap): New variable.
2931 (cannot_scalarize_away_bitmap): Likewise.
2932 (sra_initialize): Allocate new bitmaps.
2933 (sra_deinitialize): Free new bitmaps.
2934 (create_access_1): New function.
2935 (create_access): Parts moved to create_access_1.
2936 (type_consists_of_records_p): New function.
2937 (completely_scalarize_record): Likewise.
2938 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2939 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2940 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2942 (analyze_all_variable_accesses): Completely scalarize small eligible
2945 2010-01-21 Martin Jambor <mjambor@suse.cz>
2947 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2949 2010-01-21 Andrew Haley <aph@redhat.com>
2951 * gcc.c (process_command): Move lang_specific_driver before
2952 setting cc_libexec_prefix.
2954 2010-01-21 Richard Guenther <rguenther@suse.de>
2957 * fold-const.c (negate_expr_p): Pretend only negative
2958 real constants are easily negatable.
2960 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2961 Jason Merrill <jason@redhat.com>
2963 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2964 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2965 * calls.c (initialize argument_information): Handle it.
2966 * c-common.c (handle_transparent_union_attribute): Use new name.
2967 * c-decl.c (finish_struct): Ditto.
2968 * c-typeck.c (type_lists_compatible_p): Ditto.
2969 (convert_for_assignment): Use new name and also handle record.
2970 * function.c (aggregate_value_p): Handle it.
2971 (pass_by_reference): Ditto.
2972 (assign_parm_data_types): Ditto.
2973 * print-tree.c (print_node): Ditto.
2974 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2975 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2976 * tree.c (first_field): New fn.
2978 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2981 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2982 even when linking statically, for now.
2984 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2987 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2988 without a cselib val.
2989 (count_uses): Accept MO_VAL_SET with no val on stores.
2990 (add_stores): Likewise.
2992 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2994 * var-tracking.c (check_value_val): Add a compile time assertion.
2995 (dv_is_decl_p): Simplify.
2996 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2997 gcc_assert if ENABLE_CHECKING.
2999 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3002 * var-tracking.c: Include tree-flow.h.
3003 (mem_dies_at_call): New.
3004 (dataflow_set_preserve_mem_locs): Use it.
3005 (dataflow_set_remove_mem_locs): Likewise.
3006 (dump_var): Renamed from dump_variable. Adjust all callers.
3007 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3008 * Makefile.in (var-tracking.o): Adjust deps.
3010 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3012 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3014 2010-01-20 Richard Guenther <rguenther@suse.de>
3016 PR tree-optimization/42717
3017 * tree-ssa-dce.c (get_live_post_dom): Remove.
3018 (forward_edge_to_pdom): Take an arbitrary edge to copy
3019 degenerate PHI args from.
3020 (remove_dead_stmt): Use the first post-dominator even if it
3021 does not contain live statements as redirection destination.
3023 2010-01-20 Richard Guenther <rguenther@suse.de>
3025 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3027 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3029 * sel-sched.c (create_speculation_check): Remove set but not used
3031 (try_transformation_cache): Remove set but not used variable ds.
3032 (calculate_privileged_insns): Remove set but not used variables
3033 cur_insn and min_spec_insn.
3034 (find_best_expr): Remove set but not used variable avail_n.
3035 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3037 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3039 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3040 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3043 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3046 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3047 cpu types. Add support for *-sse3 cpu types.
3048 (x86_64-*-*): Ditto.
3050 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3053 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3054 argument, call initializer_constant_valid_p_1 instead of
3055 initializer_constant_valid_p, pass CACHE to it, return NULL
3056 immediately if first call returns NULL.
3057 (initializer_constant_valid_p_1): New function.
3058 (initializer_constant_valid_p): Use it.
3060 2010-01-20 Thomas Quinot <quinot@adacore.com>
3062 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3064 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3066 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3067 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3068 (loc_list_from_tree): Don't handle unsigned division. Handle
3069 signed modulo using DW_OP_{over,over,div,mul,minus}.
3070 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3071 modulo instead of signed.
3073 2010-01-20 DJ Delorie <dj@redhat.com>
3075 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3077 (h8300_emit_stack_adjustment): Propogate it.
3079 (h8300_expand_prologue): Likewise.
3080 (h8300_expand_epilogue): Likewise.
3082 2010-01-19 Michael Matz <matz@suse.de>
3084 PR tree-optimization/41783
3085 * tree-data-ref.c (toplevel): Include flags.h.
3086 (dump_data_dependence_relation): Also dump the inputs if the
3087 result will be unknown.
3088 (split_constant_offset_1): Look through some conversions.
3089 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3090 the offset from last element is too large.
3091 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3092 (reassociate_to_the_same_stmt): Handle vector registers.
3093 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3095 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3096 wide_prolog_niters argument, emit widening instructions.
3097 (vect_do_peeling_for_alignment): Adjust caller, use widened
3098 variant of the iteration cound.
3099 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3101 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3104 * config/arm/neon-testgen.m (emit_automatics): New parameter
3105 features. Adjust for Fixed_return_reg feature.
3106 (test_intrinsic): Call emit_automatics with new feature.
3107 * config/arm/neon.ml: Update copyright years.
3108 (features): New Fixed_return_reg feature.
3109 (ops): Update feature for Vget_low.
3111 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3113 PR tree-optimization/42719
3114 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3118 * fwprop.c (all_uses_available_at): Return false if def_set dest
3119 is a REG that is used in def_insn.
3121 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3123 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3125 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3128 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3130 * target.h (struct gcc_target) <secondary_reload>: Change type
3131 of last argument to secondary_reload_info *.
3133 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3136 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3137 memory references with unaligned offsets. Remove CQImode handling.
3138 (unaligned_memory_operand): Return 1 for memory references with
3139 unaligned offsets. Remove CQImode handling.
3141 2010-01-18 Richard Guenther <rguenther@suse.de>
3144 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3147 2010-01-18 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/42781
3150 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3151 restrict processing only if the original variable was artificial.
3153 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3155 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3156 find number of popped argument bytes.
3158 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3159 Fix the text that describes the return value for invalid insns.
3161 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3163 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3164 Clarify what 'cost of the -dependence' is. Fix quoting.
3166 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3167 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3169 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3171 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3172 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3174 2010-01-17 Richard Guenther <rguenther@suse.de>
3177 * function.c (split_complex_args): Take a VEC to modify.
3178 (assign_parms_augmented_arg_list): Build a VEC instead of
3179 a chain of PARM_DECLs.
3180 (assign_parms_unsplit_complex): Take a VEC of arguments.
3181 Do not fixup unmodified parms.
3182 (assign_parms): Deal with the VEC.
3183 (gimplify_parameters): Likewise.
3185 2010-01-17 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3188 node existence check.
3189 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3190 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3191 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3192 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3193 (gimple_execute_on_growing_pred): Likewise.
3195 2010-01-17 Richard Guenther <rguenther@suse.de>
3197 PR tree-optimization/42773
3198 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3199 (compute_antic_aux): Likewise.
3200 (compute_partial_antic_aux): Likewise.
3202 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3205 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3208 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3210 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3213 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3214 Fix markup for strict argument.
3216 (TARGET_SCHED_REORDER2): Fix argument types.
3218 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3219 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3221 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3222 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3224 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3227 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3228 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3229 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3230 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3231 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3233 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3235 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3237 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3238 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3240 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3242 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3245 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3247 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3248 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3250 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3252 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3254 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3255 referring to it. Fix language.
3257 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3259 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3261 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3263 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3265 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3266 '@var{stream}. Remove stray 'and'.
3268 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3270 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3272 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3274 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3275 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3277 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3278 Fix description of return value.
3279 Rename argument "sz" to "len."
3281 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3282 Clarify meaning of 'true' return value.
3284 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3286 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3287 rep_mode versus mode_rep.
3289 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3291 (TARGET_BUILTIN_DECL): Fix name.
3293 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3295 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3297 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3299 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3301 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3303 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3306 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3307 Rename argument tm_fn to md_fn.
3309 (TARGET_OPTION_PRINT): Fix argument list.
3311 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3314 * config/i386/i386.c (ix86_fixup_binary_operands):
3315 Revert FMA4 fixup of operands.
3317 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3320 * Makefile.in (write_entries_to_file, install-plugin):
3321 Use \012 instead of \n with tr.
3323 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3325 * configure.ac (HAVE_AS_REF): New C macro.
3326 * configure: Regenerate.
3327 * config.in: Likewise.
3328 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3330 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3333 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3335 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3337 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3339 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3341 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3343 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3345 (TARGET_BINDS_LOCAL_P): Fix argument type.
3347 (TARGET_ASM_FILE_END): Use prototype.
3349 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3351 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3353 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3355 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3357 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3358 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3360 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3361 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3363 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3364 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3365 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3366 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3368 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3370 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3372 (TARGET_INIT_BUILTINS): Use prototype.
3374 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3375 Put 'const char *' in braces. Fix parameter types.
3376 (TARGET_INVALID_CONVERSION): Fix parameter types.
3377 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3378 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3380 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3383 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3385 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3387 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3389 * doc/tm.texi (TARGET_HELP): Fix return type.
3391 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3392 in braces. Fix argument types.
3394 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3396 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3398 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3400 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3401 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3403 (TARGET_MANGLE_TYPE): Fix argument types.
3405 (TARGET_IRA_COVER_CLASSES): Use prototype.
3407 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3409 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3411 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3413 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3415 (TARGET_CALLEE_COPIES): Fix argument types.
3417 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3419 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3421 (TARGET_FUNCTION_VALUE): Fix argument types.
3423 (TARGET_RETURN_IN_MSB): Fix argument type.
3425 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3427 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3429 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3431 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3432 agree with return type.
3434 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3436 2010-01-15 Jing Yu <jingyu@google.com>
3438 PR rtl-optimization/42691
3439 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3440 a pseudo to a constant and are merged, and adjust comments.
3442 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3444 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3446 2010-01-15 Richard Guenther <rguenther@suse.de>
3449 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3450 labels of computed or non-local gotos to the destination.
3451 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3452 landing pad label is the first label.
3454 2010-01-15 Richard Guenther <rguenther@suse.de>
3456 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3458 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3461 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3462 to allow generation of the xssqrtdp instruction on power7.
3463 (sqrtdf2_fpr): Ditto.
3465 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3468 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3469 functions with noreturn attribute.
3472 * varasm.c (declare_weak): Add weak attribute to decl if it
3473 doesn't have one already.
3474 (assemble_external): Only add decls to weak_decls if they also
3475 have weak attribute.
3477 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3479 * var-tracking.c (var_reg_delete): Don't delete the association
3480 between REGs and values or one-part variables if the register
3483 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3486 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3487 because its first operand is a non-localized variable.
3489 2010-01-14 Martin Jambor <mjambor@suse.cz>
3491 PR tree-optimization/42706
3492 * tree-sra.c (encountered_recursive_call): New variable.
3493 (encountered_unchangable_recursive_call): Likewise.
3494 (sra_initialize): Initialize both new variables.
3495 (callsite_has_enough_arguments_p): New function.
3496 (scan_function): Call decl and flags check only for IPA-SRA, check
3497 whether there is a recursive call and whether it has enough arguments.
3498 (all_callers_have_enough_arguments_p): New function.
3499 (convert_callers): Look for recursive calls only when
3500 encountered_recursive_call is set.
3501 (ipa_early_sra): Bail out either if
3502 !all_callers_have_enough_arguments_p or
3503 encountered_unchangable_recursive_call.
3505 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3507 * sel-sched.c: Add 2010 to copyright years.
3508 * sel-sched-ir.c: Likewise.
3509 * sel-sched-ir.h: Likewise.
3511 2010-01-14 Martin Jambor <mjambor@suse.cz>
3513 PR tree-optimization/42714
3514 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3515 constructors specially.
3517 2010-01-14 Andi Kleen <ak@linux.intel.com>
3519 * config/i386/drivers-i386.c (detect_caches_intel):
3520 Add l2sizekb parameter and fill in.
3521 (host_detect_local_cpu): Add l2sizekb, fill in.
3522 Add Atom small cache heuristic.
3524 2010-01-14 Andi Kleen <ak@linux.intel.com>
3526 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3527 Add level3 parameter and fill in.
3528 (detect_caches_intel): Handle level3 cache.
3530 2010-01-14 Andi Kleen <ak@linux.intel.com>
3532 * config/i386/drivers-i386.c (host_detect_local_cpu):
3533 Fix core duo detection.
3535 2010-01-14 Andi Kleen <ak@linux.intel.com>
3537 * config/i386/drivers-i386.c (host_detect_local_cpu):
3540 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3542 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3543 (rs6000_variable_issue_1): this. Use...
3544 (rs6000_variable_issue): here. Reimplement. Print debug info.
3546 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3548 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3549 sel_restore_notes. Update all callers. Call reemit_notes
3552 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3554 PR rtl-optimization/42246
3555 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3558 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3560 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3561 all successors is the same as number of successors in current region.
3563 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3565 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3566 to rename is not separable. Otherwise check that its LHS is not NULL.
3568 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3570 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3572 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3574 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3575 available registers when failed to discover LHS register class.
3576 Fix indentation. Update comment.
3578 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3579 Alexander Monakov <amonakov@ispras.ru>
3581 PR rtl-optimization/42389
3582 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3584 (advance_state_on_fence): Likewise.
3585 (sel_target_adjust_priority): Print debug output only when
3586 sched_verbose >= 4, not 2.
3587 (get_expr_cost): Do not issue all unique insns on the next cycle.
3588 (fill_insns): Initialize can_issue_more from the value saved
3590 * sel-sched-ir.c (flist_add): New parameter issue_more.
3591 Init FENCE_ISSUE_MORE with it.
3592 (merge_fences): Likewise.
3593 (init_fences): Update call to flist_add.
3594 (add_to_fences, add_clean_fence_to_fences)
3595 (add_dirty_fence_to_fences): Likewise.
3596 (move_fence_to_fences): Update call to merge_fences.
3597 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3599 * sel-sched-ir.h (struct _fence): New field issue_more.
3600 (FENCE_ISSUE_MORE): New accessor macro.
3602 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3604 PR rtl-optimization/42388
3605 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3606 that have no predecessors nor successors. Do not call move_bb_info
3607 for empty blocks outside of current region.
3609 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3611 PR rtl-optimization/42294
3612 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3613 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3614 originators' originators.
3616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3618 PR rtl-optimization/39453
3619 PR rtl-optimization/42246
3620 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3622 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3624 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3625 Alexander Monakov <amonakov@ispras.ru>
3628 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3629 (maybe_tidy_empty_bb): ... here. Make static. Add new
3630 argument. Update all callers.
3631 (tidy_control_flow): ... and here. Recompute topological order
3632 of basic blocks in region if necessary.
3633 (sel_redirect_edge_and_branch): Change return type. Return true
3634 if topological order might have been invalidated.
3635 (purge_empty_blocks): Export and move from...
3636 * sel-sched.c (purge_empty_blocks): ... here.
3637 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3638 (maybe_tidy_empty_bb): Delete prototype.
3639 (purge_empty_blocks): Declare.
3641 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3643 PR rtl-optimization/42249
3644 * sel-sched.c (try_replace_dest_reg): When chosen register
3645 and original register is the same, do not bail out early, but
3646 still check all original insns for validity of replacing destination
3647 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3650 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3653 Port from no-undefined-overflow branch:
3654 2009-03-09 Richard Guenther <rguenther@suse.de>
3656 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3658 2010-01-14 Richard Guenther <rguenther@suse.de>
3661 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3663 2010-01-14 Ira Rosen <irar@il.ibm.com>
3665 PR tree-optimization/42709
3666 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3667 as scalar type in creation of constant vector operand.
3669 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3672 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3673 (check-parallel-%): Match `testsuite' directory component only
3676 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3678 PR translation/39521
3679 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3682 2010-01-13 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/42730
3685 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3688 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3691 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3692 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3695 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3697 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3698 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3699 ___umulsi3_highpart.
3701 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3702 rather than schedule_insns if the pass is enabled.
3704 2010-01-13 Martin Jambor <mjambor@suse.cz>
3706 PR tree-optimization/42704
3707 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3710 2010-01-13 Martin Jambor <mjambor@suse.cz>
3712 PR tree-optimization/42703
3713 * tree-sra.c (analyze_access_subtree): Check that we can build a
3714 reference to the original data within the aggregate.
3716 2010-01-13 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/42705
3719 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3721 2010-01-13 Richard Guenther <rguenther@suse.de>
3724 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3726 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3729 * var-tracking.c (values_to_unmark): New variable.
3730 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3731 values_to_unmark vector. Moved body to...
3732 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3733 instead queue it into values_to_unmark vector.
3734 (vt_find_locations): Free values_to_unmark vector.
3736 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3738 * config/s390/s390.c (override_options): Set
3739 default of max-pending-list-length to 256
3741 2010-01-13 Richard Guenther <rguenther@suse.de>
3744 * tree-pass.h (PROP_gimple_lcx): New.
3745 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3746 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3747 before the final cleanup_eh.
3748 (dump_properties): Dump PROP_gimple_lcx.
3749 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3750 (tree_lower_complex_O0): Remove.
3751 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3752 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3753 tree_lower_complex, schedule TODO_update_ssa.
3754 * lto-streamer-out.c (output_function): Stream the functions
3756 * lto-streamer-in.c (input_function): Likewise.
3757 (lto_read_body): Do not override them here.
3759 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3762 * c-typeck.c (build_c_cast): Fold value cast to union type before
3763 wrapping it in a CONSTRUCTOR.
3765 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3767 PR rtl-optimization/42699
3768 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3771 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3773 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3774 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3775 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3776 SUBTARGET_WARN_UNUSED_SPEC): ... here
3777 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3779 2010-01-12 Julian Brown <julian@codesourcery.com>
3781 * config/arm/neon-schedgen.ml (Utils): Don't try to
3782 open missing module.
3783 (find_with_result): New.
3785 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3788 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3789 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3791 PR tree-optimization/42645
3792 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3793 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3794 decl_map, set processing_debug_stmt to -1 and return name without
3797 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3799 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3800 binutils version, and reword target configuration description.
3802 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3804 * config/avr/avr.h (LINKER_NAME): Remove.
3806 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3809 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3810 that support VSX, warn for -mno-altivec if vsx is not disabled,
3813 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3814 Shujing Zhao <pearly.zhao@oracle.com>
3816 PR translation/42469
3817 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3818 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3819 character between option name and help text.
3820 * c.opt (imultilib): Likewise.
3822 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3824 * lto-streamer-out.c (output_unreferenced_globals): Output static
3827 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3829 PR rtl-optimization/42621
3830 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3831 optimizing for size.
3832 (duplicate_computed_gotos): Remove now-redundant check.
3834 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3837 * configure.ac: Save and restore LDFLAGS and LIBS
3838 * configure: Regenerate.
3840 2010-01-10 Richard Guenther <rguenther@suse.de>
3843 * builtins.c (fold_builtin_strlen): Add type argument and
3844 convert the resulting length to it.
3845 (fold_builtin_1): Adjust.
3847 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3849 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3850 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3852 (num_insns_constant_wide): Adjust for that change.
3854 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3857 * web.c (union_defs): Add used argument, to combine uses of
3859 (entry_register): Adjust type and tests of used argument.
3860 (web_main): Widen used for new use. Pass it to union_defs.
3861 * df.h (union_defs): Adjust prototype.
3863 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3866 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3867 uses in new incoming argument. Free body.
3868 (reset_debug_uses_in_loop): New.
3869 (analyze_insn_to_expand_var): Call the latter if the former found
3870 anything. Fix whitespace. Reject invalid dest overlaps before
3871 going through all insns in the loop.
3873 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3876 * haifa-sched.c (dying_use_p): Debug insns don't count.
3878 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3881 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3882 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3883 (verify_gimple_call): Reject LHS in noreturn calls.
3885 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3889 * tree-vect-loop-manip.c (adjust_info): New type.
3890 (adjust_vec): New pointer to vector.
3891 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3892 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3893 (slpeel_update_phis_for_duplicate_loop): Use them.
3894 (slpeel_update_phi_nodes_for_guard1): Likewise.
3895 (slpeel_update_phi_nodes_for_guard2): Likewise.
3896 (slpeel_tree_peel_loop_to_edge): Likewise.
3897 (vect_update_ivs_after_vectorizer): Likewise.
3899 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3901 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3902 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3906 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3907 bogus uninitialized warning.
3909 2010-01-09 Richard Guenther <rguenther@suse.de>
3912 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3913 the evolution is compatible with the initial condition.
3915 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3917 * gcc.c (process_command): Update copyright notice dates.
3918 * gcov.c (print_version): Likewise.
3919 * gcov-dump.c (print_version): Likewise.
3920 * mips-tfile.c (main): Likewise.
3921 * mips-tdump.c (main): Likewise.
3923 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3926 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3928 (rotlhi3_8): Delete.
3930 (rotlsi3_8): Delete.
3931 (rotlsi3_16): Delete.
3932 (rotlsi3_24): Delete.
3934 (*rotw<mode>3): New.
3935 (*rotb<mode>3): New.
3936 * config/avr/avr.c (avr_rotate_bytes): New function.
3937 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3939 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3942 * configure.ac: Modify -rdynamic check.
3943 * configure: Regenerate.
3945 2010-01-08 DJ Delorie <dj@redhat.com>
3947 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3948 register popping order.
3950 2010-01-08 Richard Guenther <rguenther@suse.de>
3953 * c.opt (fsigned-char): Also let LTO handle this option.
3954 (funsigned-char): Likewise.
3956 2010-01-07 Richard Guenther <rguenther@suse.de>
3958 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3959 (gimple_op): Likewise.
3960 (gimple_op_ptr): Likewise.
3961 (gimple_assign_set_lhs): Remove gcc_assert.
3962 (gimple_assign_set_rhs1): Likewise.
3963 (gimple_assign_set_rhs2): Likewise.
3964 (gimple_call_set_lhs): Likewise.
3965 (gimple_call_set_fn): Likewise.
3966 (gimple_call_set_fndecl): Likewise.
3967 (gimple_call_fndecl): Likewise.
3968 (gimple_call_return_type): Likewise.
3969 (gimple_call_set_chain): Likewise.
3970 (gimple_call_num_args): Likewise.
3971 (gimple_call_set_arg): Likewise.
3972 (gimple_cond_set_code): Likewise.
3973 (gimple_cond_set_lhs): Likewise.
3974 (gimple_cond_set_rhs): Likewise.
3975 (gimple_cond_set_true_label): Likewise.
3976 (gimple_cond_set_false_label): Likewise.
3977 (gimple_label_set_label): Likewise.
3978 (gimple_goto_set_dest): Likewise.
3979 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3980 (gimple_debug_bind_get_value): Likewise.
3981 (gimple_debug_bind_get_value_ptr): Likewise.
3982 (gimple_debug_bind_set_var): Likewise.
3983 (gimple_debug_bind_set_value): Likewise.
3984 (gimple_debug_bind_reset_value): Likewise.
3985 (gimple_debug_bind_has_value_p): Likewise.
3986 (gimple_return_retval_ptr): Remove gcc_assert.
3987 (gimple_return_retval): Likewise.
3988 (gimple_return_set_retval): Likewise.
3989 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3990 (safe_referenced_var_iterator): Remove.
3991 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3992 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3993 (fill_referenced_var_vec): Remove.
3994 (first_readonly_imm_use): Remove redundant gcc_assert.
3995 (phi_arg_index_from_use): Combine gcc_asserts.
3996 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3997 (first_imm_use_stmt): Remove redundant gcc_assert.
3998 * tree-cfg.c (verify_gimple_call): Verify function and chain
3999 operands. Verify arguments.
4000 (verify_types_in_gimple_stmt): Verify condition code and labels.
4002 2010-01-07 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/42641
4005 * sese.c (rename_map_elt_info): Use the SSA name version, do
4008 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4010 PR tree-optimization/42625
4011 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4012 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4014 2010-01-07 Duncan Sands <baldrick@free.fr>
4016 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4018 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4021 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4022 note itself is not function_invariant_p.
4024 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4026 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4027 Do not add the DF_NOTE problem.
4028 * store-motion.c (execute_rtl_store_motion): Likewise.
4030 2010-01-07 Martin Jambor <mjambor@suse.cz>
4032 PR tree-optimization/42157
4033 * tree-sra.c (compare_access_positions): Stabilize sort if both
4034 accesses have integer types, return zero immediately if they are the
4037 2010-01-06 Richard Henderson <rth@redhat.com>
4040 * haifa-sched.c (add_to_note_list): Merge into ...
4041 (concat_note_lists): ... here, and ...
4042 (unlink_other_notes, rm_other_notes): Merge into...
4043 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4044 NOTE_INSN_EPILOGUE_BEG.
4046 2010-01-06 Richard Guenther <rguenther@suse.de>
4048 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4049 not inline regular functions into always-inline functions.
4051 2010-01-06 Nick Clifton <nickc@redhat.com>
4053 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4054 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4056 (OVERRIDE_OPTIONS): Delete.
4057 (OPTIMIZATION_OPTIONS): Define.
4058 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4059 * config/rx/rx.c (rx_handle_option): Issue an error message if
4060 -mcpu=rx200 and -fpu are used together.
4061 (rx_set_optimization_options): New function. Issue an error
4062 message if an optimization attribute attempts to reset the FPU/
4063 math optimization pairing.
4064 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4065 * config/rx/rx.opt: Set the default to 32-bit doubles.
4066 * config/rx/t-rx: Add multilibs for -nofpu option.
4067 * doc/invoke.texi: Update documentation of RX options.
4069 2010-01-06 Richard Guenther <rguenther@suse.de>
4071 * tree-ssa-pre.c (name_to_id): New global.
4072 (alloc_expression_id): Simplify SSA name handling.
4073 (lookup_expression_id): Likewise.
4074 (init_pre): Zero name_to_id.
4075 (fini_pre): Free it.
4077 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4079 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4081 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/sse.md (smaxv2di3): New.
4085 (umaxv2di3): Likewise.
4086 (sminv2di3): Likewise.
4087 (uminv2di3): Likewise.
4089 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4092 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4093 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4094 (legitimize_tls_address): Likewise.
4095 (sparc_tls_referenced_p): Likewise.
4096 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4097 and adjust calls to legitimize_pic_address.
4098 (legitimate_constant_p) Use sparc_tls_referenced_p.
4099 (legitimate_pic_operand_p): Likewise.
4100 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4101 (sparc_tls_symbol_ref_1): Delete.
4102 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4103 (legitimize_tls_address): Make static, handle CONST patterns.
4104 (legitimize_pic_address): Make static, remove unused parameter and
4105 adjust recursive calls.
4106 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4107 and adjust call to legitimize_pic_address.
4108 (sparc_output_mi_thunk): Likewise.
4110 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4111 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4115 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4116 operands to make them signed.
4119 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4122 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4123 GTU to GT for V4SI and V2DI.
4125 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4126 (umin<mode>3): Removed.
4128 (uminv4si3): Likewise.
4130 2010-01-05 Martin Jambor <mjambor@suse.cz>
4132 PR tree-optimization/42462
4133 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4134 current_function_decl to helper functions and macros.
4136 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4139 * flags.h: Don't include real.h.
4140 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4141 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4142 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4143 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4144 * dominance.c: Update copyright.
4145 * gimple.c (walk_gimple_op): Remove inline.
4146 * tree-ssa-reassoc.c: Include real.h.
4147 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4148 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4150 2010-01-05 Nick Clifton <nickc@redhat.com>
4152 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4153 register to push into the stack frame when the accumulator has to
4154 be saved during interrupts.
4156 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4158 * doc/invoke.texi: Remove the documentation about option
4160 * common.opt (Wunreachable-code): Preserved for backward
4162 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4163 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4164 the backward compatibility flag section.
4166 2010-01-05 Richard Guenther <rguenther@suse.de>
4168 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4170 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4173 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4175 PR tree-optimization/42508
4176 * tree-sra.c (convert_callers): Check for recursive call
4177 by comparing cgraph nodes instead of decls.
4178 (modify_function): Call ipa_modify_formal_parameters also
4179 on all same_body aliases.
4181 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4182 cgraph nodes when checking for same_body aliases.
4184 2010-01-05 Richard Guenther <rguenther@suse.de>
4186 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4187 allocation and lookup.
4188 (get_or_alloc_expr_for_constant): Likewise.
4189 (phi_translate): Sink allocation.
4191 2010-01-04 Richard Guenther <rguenther@suse.de>
4193 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4194 a new entry only if needed.
4195 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4196 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4198 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4200 (phi_translate): Handle CONSTANTs early.
4202 2010-01-04 Martin Jambor <mjambor@suse.cz>
4204 PR tree-optimization/42398
4205 * tree-sra.c (struct access): Removed flag grp_different_types.
4206 (dump_access): Do not dump the removed flag.
4207 (sort_and_splice_var_accesses): Do not set the removed flag.
4208 (sra_modify_expr): Check for type compatibility directly.
4210 2010-01-04 Martin Jambor <mjambor@suse.cz>
4212 PR tree-optimization/42366
4213 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4214 edges with variable number of parameters.
4215 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4216 flag instead of asserting it.
4217 (ipa_read_node_info): Read uses_analysis_done flag.
4219 2010-01-04 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4222 iterative_hash_* as intended.
4223 (vn_reference_compute_hash): Likewise. Simplify hashing
4225 (vn_reference_lookup_2): Likewise.
4226 (vn_nary_op_compute_hash): Likewise.
4227 (vn_phi_compute_hash): Likewise.
4228 (expressions_equal_p): Remove strange code.
4229 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4230 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4231 (bitmap_insert_into_set_1): Take value-id as parameter.
4232 (add_to_value): Pass it.
4233 (bitmap_insert_into_set): Likewise.
4234 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4236 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4239 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4240 (do_self_spec): For switches with SWITCH_IGNORE set set also
4241 SWITCH_IGNORE_PERMANENTLY.
4242 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4245 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4247 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4248 tree of an unreferenced global var.
4250 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4253 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4254 GTU to GT for V4SI and V2DI.
4256 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4257 (umin<mode>3): Removed.
4259 (uminv4si3): Likewise.
4261 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4264 * collect2.c (main): Turn on trace in collect2 if -v is passed
4267 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4269 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4270 description of expression operand.
4272 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4274 * configure.ac: Add install-html to target_list for Make-hooks.
4275 * configure: Regenerate.
4276 * fortran/Make-lang.in (F95_HTMLFILES): New.
4277 (fortran.html): Use it.
4278 (fortran.install-html): New.
4279 * Makefile.in (install-html): Add lang.install-html.
4280 * java/Make-lang.in (JAVA_HTMLFILES): New.
4281 (java.html): Use it.
4282 (java.install-html): New.
4283 * objc/Make-lang.in (objc.install-html): New.
4284 * objcp/Make-lang.in (obj-c++.install-html): New.
4285 * cp/Make-lang.in (c++.install-html): New.
4286 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4287 * lto/Make-lang.in (lto.install-html): New.
4289 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4292 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4294 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4296 PR rtl-optimization/41862
4297 * store-motion.c (store_killed_in_insn, compute_store_table,
4298 remove_reachable_equiv_notes, replace_store_insn,
4299 build_store_vectors): Ignore all DEBUG_INSNs.
4301 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4304 * common.opt: Add dumpdir.
4306 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4308 (option_map): Add --dumpdir.
4310 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4312 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4314 * opts.c (decode_options): Try dump_dir_name first if
4315 dump_base_name isn't an absolute path.
4316 (common_handle_option): Handle OPT_dumpdir.
4318 * toplev.c (dump_dir_name): New.
4319 (print_switch_values): Also ignore -dumpdir.
4321 * toplev.h (dump_dir_name): New.
4323 2010-01-03 Richard Guenther <rguenther@suse.de>
4325 PR tree-optimization/42589
4326 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4327 double-word expansion of bswap32.
4329 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4331 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4332 with BLOCK_FOR_INSN.
4333 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4334 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4335 noce_process_if_block): Likewise.
4336 * gcse.c (compute_local_properties, insert_expr_in_table,
4337 insert_set_in_table, canon_list_insert, find_avail_set,
4338 pre_insert_copy_insn): Likewise.
4340 * basic-block.h (BLOCK_NUM): Move from here...
4341 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4343 2010-01-03 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/42438
4346 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4347 contains_may_not_return_call flag.
4348 (BB_MAY_NOTRETURN): New.
4349 (valid_in_sets): Trapping nary operations are not valid
4350 in blocks that may not return.
4351 (insert_into_preds_of_block): Remove check for trapping expressions.
4352 (compute_avail): Compute also BB_MAY_NOTRETURN.
4354 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4356 * doc/invoke.texi: Add 2010 to copyright years.
4358 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4360 * config/sparc/sparc.c: Fix formatting nits.
4362 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4363 Alexander Monakov <amonakov@ispras.ru>
4365 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4367 2010-01-02 Richard Guenther <rguenther@suse.de>
4370 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4371 (simplify_switch_using_ranges): Mark to be removed edges
4374 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4376 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4378 * collect2.c (scan_libraries): Add missing argument in call to
4381 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4384 * config/alpha/predicates.md (aligned_memory_operand): Return false
4386 (unaligned_memory_operand): Return true for CQImode.
4387 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4388 doesn not cross aligned SImode word boundary.
4390 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4392 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4394 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4395 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4397 2010-01-02 Richard Guenther <rguenther@suse.de>
4400 * toplev.c (compile_file): Emit LTO marker properly. Change
4402 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4404 2010-01-01 Richard Guenther <rguenther@suse.de>
4407 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4409 2010-01-01 Richard Guenther <rguenther@suse.de>
4412 * c-decl.c (grokdeclarator): For zero-size arrays force
4413 structural equality checks as layout_type does.
4415 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4417 * builtins.c: Update copyright to 2010.
4419 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4422 * lto-streamer-out.c (produce_asm): Revert the last change.
4423 (copy_function): Likewise.
4425 * lto-streamer.c (lto_get_section_name): Skip any leading
4428 2010-01-01 Richard Guenther <rguenther@suse.de>
4431 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4435 Copyright (C) 2010 Free Software Foundation, Inc.
4437 Copying and distribution of this file, with or without modification,
4438 are permitted in any medium without royalty provided the copyright
4439 notice and this notice are preserved.