1 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5 pointer comparisons with types_compatible_p.
6 * tree-vect-stmts.c (vectorizable_call): Same.
7 (vectorizable_condition): Same.
9 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
12 stack check if the mask would be zero.
14 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
15 Jack Howarth <howarth@bromo.med.uc.edu>
17 * tree-profile.c (tree_init_ic_make_global_vars): Make static
20 2010-03-30 Joseph Myers <joseph@codesourcery.com>
23 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
25 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
26 Include ___unordxf2 and ___unordtf2.
27 * config/i386/libgcc-glibc.ver: Do not define inheritance from
30 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
32 * config/lm32/t-lm32: New file.
33 * config.gcc: Use the above file when targetting lm32.
35 2010-03-28 Duncan Sands <baldrick@free.fr>
37 * Makefile.in (PLUGIN_HEADERS): Add except.h.
39 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
42 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
43 Improve vectorization cost model diagnostic.
45 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
48 * tree-vect-data-refs.c (vect_analyze_data_refs): When
49 compute_data_dependences_for_loop returns false, early exit
50 and output an extra diagnostic for the failed data reference
53 2010-03-29 Richard Guenther <rguenther@suse.de>
55 PR tree-optimization/43560
56 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
58 (can_sm_ref_p): Treat stores to readonly locations as
61 2010-03-29 Jie Zhang <jie@codesourcery.com>
64 * toplev.c (process_options): Set optimization_default_node
65 and optimization_current_node.
66 * opts.c (decode_options): Don't set optimization_default_node
67 and optimization_current_node.
69 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
71 * config/rtems.h: Abandon -qrtems_debug.
73 2010-03-28 Jan Hubicka <jh@suse.cz>
75 PR tree-optimization/43505
76 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
77 map should not be copied.
79 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
82 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
83 cdtors, set DECL_PRESERVE_P.
84 * ipa.c (cgraph_externally_visible_p): Return true if declaration
87 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
89 PR tree-optimization/43528
90 * stor-layout.c (place_field): Check that constant fits into
91 unsigned HWI when skipping calculation of MS bitfield layout.
93 2010-03-27 Jan Hubicka <jh@suse.cz>
96 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
97 notice_global_symbol work.
99 2010-03-27 Jakub Jelinek <jakub@redhat.com>
101 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
102 instead of dwarf2out_decl.
103 (struct var_loc_node): Remove section_label field.
104 (dwarf2out_function_decl): New function.
105 (dwarf2out_var_location): Don't set section_label field.
106 (dwarf2out_begin_function): Don't empty decl_loc_table here.
108 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
110 PR tree-optimization/43544
111 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
112 First argument for builtin vectorized function hook is now a
113 tree to be able to distinguish between machine specific and
115 * targhooks.c (default_builtin_vectorized_function): Ditto.
116 * targhooks.h (default_builtin_vectorized_function): Ditto.
117 * target.h (struct gcc_target): Ditto.
118 * tree-vect-stmts.c (vectorizable_function): Ditto.
119 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
120 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
123 2010-03-26 Joseph Myers <joseph@codesourcery.com>
126 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
127 nested binding iff it is a FUNCTION_DECL.
128 (store_parm_decls_newstyle): Pass nested=true to bind for
129 FUNCTION_DECLs amongst parameters.
131 2010-03-26 Jakub Jelinek <jakub@redhat.com>
133 * var-tracking.c (vt_expand_loc_callback): Don't run
134 cselib_expand_value_rtx_cb in dummy mode if
135 cselib_dummy_expand_value_rtx_cb returned false.
137 * var-tracking.c (emit_note_insn_var_location): For one part
138 notes with offset 0, don't add EXPR_LIST around the location.
139 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
140 add_location_or_const_value_attribute): Adjust for that change.
143 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
144 into first operand and location into second.
145 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
146 dw_cfi_oprnd_loc for DW_CFA_expression.
147 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
148 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
149 assume first argument is regnum and second argument is location.
151 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
154 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
155 of scratch register to DImode. Split to DImode comparison operator.
156 Use SImode subreg of scratch register in the multiplication.
157 (*cmp_sadd_sidi): Ditto.
158 (*cmp_ssub_si): Ditto.
159 (*cmp_ssub_sidi): Ditto.
161 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
165 Remove invalid assert and wrong comment.
167 2010-03-26 Jakub Jelinek <jakub@redhat.com>
170 * flags.h (final_insns_dump_p): New extern.
171 * final.c (final_insns_dump_p): New variable.
172 (rest_of_clean_state): Set it before -fdump-final-insns=
173 dumping, clear afterwards.
174 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
175 MEM_ALIAS_SET on MEMs.
177 2010-03-26 David S. Miller <davem@davemloft.net>
179 * configure.ac: Fix sparc GOTDATA_OP bug check.
180 * configure: Rebuild.
182 2010-03-26 Alan Modra <amodra@gmail.com>
184 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
186 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
188 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
189 TLS_SECTION_ASM_FLAG.
191 2010-03-25 Jakub Jelinek <jakub@redhat.com>
194 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
195 Clear first_function_block_is_cold.
198 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
199 argument if the argument is truth_value_p.
201 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * config/rs6000/constraints.md: Update copyright year for my changes.
206 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
207 used in reg+reg addressing, swap registers.
209 2010-03-24 Jakub Jelinek <jakub@redhat.com>
212 * target.h (struct gcc_target): Add code_end hook.
213 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
215 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
216 * toplev.c (compile_file): Call targetm.asm_out.code_end
217 hook before unwind info/debug info output.
218 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
219 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
220 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
221 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
222 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
223 * config/i386/i386.c (ix86_file_end): Renamed to...
224 (ix86_code_end): ... this. Make static. Don't call
225 file_end_indicate_exec_stack. Emit unwind info using
226 final_start_function/final_end_function.
227 (darwin_x86_file_end): Remove.
228 (TARGET_ASM_CODE_END): Define.
229 * config/i386/i386.h (TARGET_ASM_FILE_END,
230 NEED_INDICATE_EXEC_STACK): Don't define.
231 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
232 (TARGET_ASM_FILE_END): Define to darwin_file_end.
233 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
234 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
237 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
238 at the beginning and final_end_function at the end.
239 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
241 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
243 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
244 and Sun as TLS syntax.
245 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
246 * configure: Regenerate.
247 * config.in: Regenerate.
248 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
249 (default_elf_asm_named_section): Use it.
250 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
251 (i386_output_dwarf_dtprel): Likewise.
252 (output_addr_const_extra): Likewise.
253 (output_pic_addr_const): Lowercase @GOTTPOFF.
254 (output_addr_const_extra): Likewise.
255 (output_pic_addr_const): Lowercase @GOTNTPOFF.
256 (output_addr_const_extra): Likewise.
257 (output_pic_addr_const): Lowercase @INDNTPOFF.
258 (output_addr_const_extra): Likewise.
259 (output_pic_addr_const): Lowercase @NTPOFF.
260 (output_addr_const_extra): Likewise.
261 (output_pic_addr_const): Lowercase @TPOFF.
262 (output_addr_const_extra): Likewise.
263 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
264 (*tls_global_dynamic_64): Likewise.
265 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
266 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
268 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
269 (ASM_OUTPUT_TLS_COMMON): Use it.
270 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
273 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
274 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
275 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
276 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
277 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
278 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
280 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * config/i386/i386.c (override_options): Don't accept
283 -mtls-dialect=sun any longer.
284 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
285 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
286 (*tls_local_dynamic_base_32_sun): Likewise.
287 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
289 2010-03-24 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
293 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
296 * ira.c (adjust_cleared_regs): New function.
297 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
301 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
303 * expr.c (expand_expr_real): Restore previous
304 curr_insn_source_location and curr_insn_block after
305 expand_expr_real_1 call.
306 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
307 instead of expand_expr_real_1.
309 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
311 PR rtl-optimization/43413
312 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
315 2010-03-22 James E. Wilson <wilson@codesourcery.com>
318 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
319 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
321 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
323 * config/i386/i386.c (ix86_target_string): Add -mfma.
324 Fix a typo in comment.
326 2010-03-22 Mike Stump <mikestump@comcast.net>
329 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
330 Don't overly align based upon packed packed fields.
332 2010-03-22 Jason Merrill <jason@redhat.com>
334 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
335 Use () rather than [], and move before the element type.
337 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
339 * doc/configfiles.texi (Configuration Files): Removed
340 fixinc/Makefile*, intl/Makefile.*.
341 * doc/makefile.texi: Fixed markup. Abstract from version
343 (Makefile): Removed obsolete gcc/java/parse.y example.
344 * doc/sourcebuild.texi: Likewise.
345 (Top Level): Added config, gnattools, libdecnumber, libgcc,
346 libgomp, libssp. Removed fastjar.
347 (Miscellaneous Docs): Clarify location.
348 Added COPYING3, COPYING3.LIB.
349 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
351 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * config/i386/i386.c (x86_function_profiler)
355 [!NO_PROFILE_COUNTERS]: Fix typo.
356 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
359 2010-03-22 Janis Johnson <janis187@us.ibm.com>
360 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
362 * doc/sourcebuild.texi (Test Directives): Split into six
363 subsections, with most of the current text in new subsections
364 Directives, Selectors, and Final Actions.
365 (Directives): Split list of test directives into multiple
367 (Selectors): Describe use and syntax of selectors.
368 (Effective-Target Keywords): Describe all existing keywords.
369 (Add Options): Describe features for dg-add-options.
370 (Require Support): Describe variants of dg-require-support.
371 (Final Actions): Describe commands to use in dg-final.
373 2010-03-22 Michael Matz <matz@suse.de>
376 * recog.c (validate_replace_rtx_group): Replace also in
377 REG_EQUAL and REG_EQUIV notes.
379 2010-03-22 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/43390
382 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
383 sure vector extracts are type correct.
385 2010-03-22 Richard Guenther <rguenther@suse.de>
388 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
389 x * sqrt (x) even when optimizing for size if the target
390 has native support for sqrt.
392 2010-03-22 Jakub Jelinek <jakub@redhat.com>
394 * varasm.c (make_decl_rtl_for_debug): Also clear
395 flag_mudflap for the duration of make_decl_rtl call.
398 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
399 locs from preserved VALUEs.
401 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
404 * pa.md (movmemsi): Set align to one if zero.
405 (movmemdi): Likewise.
407 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
410 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
411 with their corresponding prologue pushes.
413 2010-03-20 Andrew Pinski <pinskia@gmail.com>
416 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
417 at the begining or end.
418 (spu_expand_epilogue): Likewise.
420 2010-03-20 Richard Guenther <rguenther@suse.de>
422 PR rtl-optimization/43438
423 * combine.c (make_extraction): Properly zero-/sign-extend an
424 extraction of the low part of a CONST_INT. Also handle
427 2010-03-19 Mike Stump <mikestump@comcast.net>
429 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
430 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
431 (override_options): Use SUBTARGET32_DEFAULT_CPU.
433 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
436 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
439 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
441 PR rtl-optimization/42258
442 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
443 use that may match DEF.
446 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
447 the cost of loading the constant rather than assuming
449 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
450 outer code is AND, do the same tests as the andsi3 expander and
451 return COSTS_N_INSNS (1) if and is cheap.
453 * optabs.c (avoid_expensive_constant): Fix formatting.
455 2010-03-19 Michael Matz <matz@suse.de>
458 * attribs.c (decl_attributes): When rebuilding a function pointer
459 type use the same qualifiers as the original pointer type.
461 2010-03-19 Martin Jambor <mjambor@suse.cz>
463 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
464 and is_gimple_ip_invariant_address.
466 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
469 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
471 * config/arm/arm.c (arm_override_options): Turn off
472 flag_dwarf2_cfi_asm for AAPCS variants.
474 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
477 * config/arm/arm.c (emit_multi_reg_push): Update comments.
478 Use PRE_MODIFY instead of PRE_DEC.
479 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
480 (vfp_emit_fstmd): Likewise.
482 2010-03-19 Michael Matz <matz@suse.de>
485 * builtins.c (expand_builtin_interclass_mathfn,
486 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
489 2010-03-19 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/43415
492 * tree-ssa-pre.c (phi_translate): Split out worker to ...
493 (phi_translate_1): ... this.
494 (phi_translate): Move all caching here. Cache all NARY
495 and REFERENCE translations.
497 2010-03-19 David S. Miller <davem@davemloft.net>
499 With help from Eric Botcazou.
500 * config/sparc/sparc.c: Include dwarf2out.h.
501 (emit_pic_helper): Delete.
502 (pic_helper_symbol_name): Delete.
503 (pic_helper_emitted_p): Delete.
504 (pic_helper_needed): New.
505 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
506 (get_pc_thunk_name): New.
507 (load_pic_register): Remove 'delay_pic_helper' arg. Use
508 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
509 Set pic_helper_needed to true. Don't call emit_pic_helper.
510 (sparc_expand_prologue): Update load_pic_register call.
511 (sparc_output_mi_thunk): Likewise.
512 (sparc_file_end): Emit a hidden comdat symbol for the PIC
513 thunk if possible. Output CFI information as needed.
515 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
516 Jack Howarth <howarth@bromo.med.uc.edu>
519 * config/i386/i386.h: Fix ABI on darwin x86-32.
521 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
523 * tree.h: Declare make_decl_rtl_for_debug.
524 * varasm.c (make_decl_rtl_for_debug): New.
525 * dwarf2out.c (rtl_for_decl_location): Call it.
526 * cfgexpand.c (expand_debug_expr): Call it.
528 2010-03-18 Jakub Jelinek <jakub@redhat.com>
531 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
535 * var-tracking.c (vt_init_cfa_base): Do nothing if
536 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
538 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
541 * var-tracking.c (canonicalize_vars_star): New.
542 (dataflow_post_merge_adjust): Use it.
544 2010-03-18 Jakub Jelinek <jakub@redhat.com>
547 * var-tracking.c (non_suitable_const): New function.
548 (add_uses): For DEBUG_INSNs with constants, don't record any
549 value, instead just the constant value itself.
550 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
551 is not VAR_LOC_UNKNOWN_P, set var to the constant.
552 (emit_notes_in_bb): Likewise.
553 (emit_note_insn_var_location): For onepart variables if
554 cur_loc is a VOIDmode constant, use DECL_MODE.
556 2010-03-18 Martin Jambor <mjambor@suse.cz>
559 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
560 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
561 all non-clones. Moved call redirection...
562 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
563 (cgraph_materialize_all_clones): Dispose of all
564 combined_args_to_skip bitmaps.
565 (verify_cgraph_node): Do not check for edges pointing to wrong
566 nodes in inline clones.
567 * tree-inline.c (copy_bb): Call
568 cgraph_redirect_edge_call_stmt_to_callee.
569 * ipa.c (cgraph_remove_unreachable_nodes): Call
570 cgraph_node_remove_callees even when there are used clones.
572 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
574 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
576 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
579 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
582 2010-03-18 Michael Matz <matz@suse.de>
585 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
586 into sqrt(x) if we need to preserve signed zeros.
588 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
589 Eric Botcazou <ebotcazou@adacore.com>
591 PR rtl-optimization/43360
592 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
593 note if we don't know its invariant status.
595 2010-03-18 Michael Matz <matz@suse.de>
597 PR tree-optimization/43402
598 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
599 PHI chains of ssa names registered for update.
601 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
604 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
605 non-offsettable and pre_modify update addressing.
606 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
607 and "2" alternatives "#".
608 (*movdd_softfloat32): Make all alternatives "#";
609 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
610 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
611 (*movdf_softfloat32): Make all alternatives "#";
612 (movdi): Use the new DIFD mode iterator to create a common splitter
613 for movdi, movdf and movdd patterns.
615 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
617 * common.opt (dumpdir): Remove redundant tab.
619 2010-03-17 Martin Jambor <mjambor@suse.cz>
621 PR tree-optimization/43347
622 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
623 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
625 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
627 PR rtl-optimization/42216
628 * regrename.c (create_new_chain): New function, broken out from...
629 (scan_rtx_reg): ... here. Call it. Handle the case where we are
630 appending a use to an empty chain.
631 (build_def_use): Remove previous changes that convert OP_INOUT to
632 OP_OUT operands; instead detect the case where an OP_INOUT operand
633 uses a previously untracked register and create an empty chain for it.
635 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
637 * doc/extend.texi (Function Attributes): Rewrite unfinished
638 sentence in ms_abi documentation.
640 2010-03-17 Alan Modra <amodra@gmail.com>
642 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
643 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
644 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
645 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
647 2010-03-16 Richard Henderson <rth@redhat.com>
650 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
651 (lower_try_finally): Save and restore eh_seq around the expansion
654 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
656 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
657 statements before splitting block.
659 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
661 * doc/sourcebuild.texi (Testsuites): Fix markup.
662 Use pathnames relative to gcc/testsuite.
663 (Test Directives): Move description of how timeout is determined.
664 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
665 (C Tests): Correct gcc.misc-tests directory.
666 Framework tests now live in gcc.test-framework.
668 2010-03-16 Richard Guenther <rguenther@suse.de>
671 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
672 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
674 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
675 Alexandre Oliva <aoliva@redhat.com>
677 PR tree-optimization/42917
678 * lambda-code.c (remove_iv): Skip debug statements.
679 (lambda_loopnest_to_gcc_loopnest): Likewise.
680 (not_interesting_stmt): Debug statements are not interesting.
682 2010-03-16 Jakub Jelinek <jakub@redhat.com>
686 * cselib.c (cselib_preserve_constants,
687 cfa_base_preserved_val): New static variables.
688 (preserve_only_constants): New function.
689 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
690 clear its REG_VALUES. If cselib_preserve_constants, don't
691 empty the whole hash table, but preserve there VALUEs with constants,
692 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
693 (cselib_preserve_cfa_base_value): New function.
694 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
695 (cselib_init): Change argument to int bitfield. Set
696 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
698 (cselib_finish): Clear cselib_preserve_constants and
699 cfa_base_preserved_val.
700 * cselib.h (enum cselib_record_what): New enum.
701 (cselib_init): Change argument to int.
702 (cselib_preserve_cfa_base_value): New prototype.
703 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
704 * dse.c (dse_step1): Likewise.
705 * cfgcleanup.c (thread_jump): Likewise.
706 * sched-deps.c (sched_analyze): Likewise.
707 * gcse.c (local_cprop_pass): Likewise.
708 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
709 If FN is non-NULL, call the callback always and whenever it returns
710 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
711 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
712 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
713 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
714 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
715 * var-tracking.c: Include recog.h.
716 (bb_stack_adjust_offset): Remove.
717 (vt_stack_adjustments): Don't call it, instead just gather the
718 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
719 (adjust_stack_reference): Remove.
720 (compute_cfa_pointer): New function.
721 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
722 (struct adjust_mem_data): New type.
723 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
725 (get_address_mode): New function.
726 (replace_expr_with_values): Use it.
727 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
728 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
729 (adjust_sets): Remove.
730 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
731 Use get_address_mode.
732 (get_adjusted_src): Remove.
733 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
734 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
735 (add_with_sets): Don't call adjust_sets.
736 (fp_setter, vt_init_cfa_base): New functions.
737 (vt_initialize): Change return type to bool. Move most of pool etc.
738 initialization to the beginning of the function from end. Pass
739 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
740 If !frame_pointer_needed, call vt_stack_adjustment before mos
741 vector is filled, call vt_init_cfa_base if argp/framep has been
742 eliminated to sp. If frame_pointer_needed and argp/framep has
743 been eliminated to hard frame pointer, set
744 hard_frame_pointer_adjustment and call vt_init_cfa_base after
745 encountering fp setter in the prologue. For MO_ADJUST, call
746 log_op_type before pusing the op into mos vector, not afterwards.
747 Call adjust_insn before cselib_process_insn/add_with_sets,
748 call cancel_changes (0) afterwards.
749 (variable_tracking_main_1): Adjust for vt_initialize calling
750 vt_stack_adjustments and returning whether it succeeded or not.
752 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
754 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
757 2010-03-15 Jakub Jelinek <jakub@redhat.com>
759 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
761 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
762 drap_reg has not been set.
764 2010-03-15 Michael Matz <matz@suse.de>
767 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
768 use it to expand block copies.
769 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
770 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
771 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
773 2010-03-15 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/43367
776 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
779 2010-03-15 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/43317
782 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
784 2010-03-15 Martin Jambor <mjambor@suse.cz>
786 PR tree-optimization/43141
787 * tree-sra.c (create_abstract_origin): New function.
788 (modify_function): Call create_abstract_origin.
790 2010-03-15 Chris Demetriou <cgd@google.com>
792 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
795 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
798 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
799 call insert_out_of_ssa_copy for default definitions.
801 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
803 * graphite-clast-to-gimple.c (my_long_long): Defined.
804 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
805 * graphite-sese-to-poly.c (my_long_long): Defined.
806 (scop_ivs_can_be_represented): Use it.
808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
810 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
811 graphite-max-bbs-per-function, and loop-block-tile-size.
812 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
814 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
816 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
818 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
820 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
821 (add_upper_bounds_from_estimated_nit): New.
822 (build_loop_iteration_domains): Use it.
824 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
826 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
828 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
831 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
832 should be an INTEGER_CST. Also handle CASE_CONVERT.
834 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
836 * graphite.c (graphite_initialize): To bound the number of bbs per
837 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
838 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
839 * doc/invoke.texi: Document it.
841 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
843 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
844 * graphite-sese-to-poly.h (build_poly_scop): Same.
846 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
848 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
849 the number of parameters in the scop. Use as an upper bound
850 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
851 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
852 * doc/invoke.texi: Document it.
854 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
856 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
857 * doc/c-tree.texi: Remove.
858 * doc/generic.texi: Merge c-tree.texi here.
859 * doc/gccint.texi (Trees): Remove menu entry.
860 (c-tree.texi): Remove @include.
861 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
862 * doc/languages.texi (Reading RTL): Ditto.
864 2010-03-12 Steve Ellcey <sje@cup.hp.com>
867 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
869 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
872 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
873 code added to work around reload clobbering CONST insns.
875 2010-03-12 Jakub Jelinek <jakub@redhat.com>
877 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
878 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
879 (cselib_preserve_only_values): Remove retain argument, don't
880 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
881 * cselib.h (cselib_preserve_only_values): Remove retain argument.
882 * var-tracking.c (micro_operation): Move insn field before union.
883 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
884 (struct variable_tracking_info_def): Remove n_mos field, change
885 mos into a vector of micro_operations.
886 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
887 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
888 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
889 changing into a vector.
890 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
891 come before all other uops generated by add_stores.
892 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
894 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
895 a vector. Run just one pass over the bbs instead of separate counting
896 and computation phase.
897 (vt_finalize): Free VTI (bb)->mos vector instead of array.
900 * tree-inline.c (remap_decls): Put old_var rather than origin_var
901 into *nonlocalized_list vector.
902 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
903 even if origin is non-NULL.
904 (gen_variable_die): Likewise.
905 (process_scope_var): Don't change origin.
906 (gen_decl_die): Likewise.
907 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
908 before adding new edges instead of after it, fix moving over
911 2010-03-11 David S. Miller <davem@davemloft.net>
913 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
915 * configure: Rebuild.
917 2010-03-11 Martin Jambor <mjambor@suse.cz>
919 PR tree-optimization/43257
920 * tree.c (assign_assembler_name_if_neeeded): New function.
921 (free_lang_data_in_cgraph): Assembler name assignment moved to the
923 * tree.h (assign_assembler_name_if_neeeded): Declare.
924 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
925 the function if needed.
927 2010-03-11 Chris Demetriou <cgd@google.com>
929 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
930 include/stdint-gcc.h, and include/stdint.h world-readable.
932 2010-03-11 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/43255
935 * tree-vrp.c (process_assert_insertions_for): Do not insert
936 asserts for trivial conditions.
938 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
940 PR tree-optimization/43280
941 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
942 generation. Move calculation of size out of the if branch.
943 (find_bswap): Modify compare number generation.
945 2010-03-11 Richard Guenther <rguenther@suse.de>
948 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
949 (input_gimple_stmt): Fixup handled component types during
950 operand read. Also fix up decls in ADDR_EXPRs.
952 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
954 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
955 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
957 2010-03-10 Jan Hubicka <jh@suse.cz>
960 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
961 * varasm.c (get_variable_section): Don't do that here...
962 (make_decl_rtl): ... and here.
963 (do_assemble_alias): Produce decl RTL.
964 (assemble_alias): Likewise.
966 2010-03-10 Jakub Jelinek <jakub@redhat.com>
969 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
970 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
972 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
973 (based_loc_descr): Only express drap or vdrap regno based expressions
974 using DW_OP_fbreg when not optimizing.
975 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
976 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
977 REG_CFA_SET_VDRAP note.
979 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
981 PR tree-optimization/43236
982 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
983 error in calculation of base address in reverse iteration case.
984 (generate_builtin): Take number of latch executions if the statement
987 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
990 * tree-eh.c: Include pointer-set.h.
991 (lower_eh_dispatch): Filter out duplicate case labels and
992 remove the unneeded edge when the label is unused. Return
993 true when some edges are removed.
994 (execute_lower_eh_dispatch): When any lowering resulted in
995 removing an edge, also delete unreachable blocks.
997 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1000 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1001 UNSPEC_MACHOPIC_OFFSET.
1003 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1006 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1007 (m68k_delegitimize_address): New function.
1009 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1012 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1015 * var-tracking.c (adjust_sets): New function.
1016 (count_with_sets, add_with_sets): Use it.
1017 (get_adjusted_src): New inline function.
1018 (add_stores): Use it.
1021 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1022 call cselib_dummy_expand_value_rtx_cb instead of
1023 cselib_expand_value_rtx_cb.
1026 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1027 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1028 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1029 and .cfi_endproc around the pic thunks.
1030 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1031 all queued unwind info register saves are saved before the call.
1032 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1033 considered as sp-=4 for unwind info and the pop as sp+=4 which
1034 also clobbers dest, but doesn't actually restore it.
1037 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1038 RTX_FRAME_RELATED_P.
1040 2010-03-09 Jie Zhang <jie@codesourcery.com>
1042 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1043 whitespaces in output template.
1045 2010-03-09 Jie Zhang <jie@codesourcery.com>
1047 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1050 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1052 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1053 builtins.exp in a separate job.
1055 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1057 * graphite-sese-to-poly.c (add_param_constraints): Use
1058 lower_bound_in_type and upper_bound_in_type.
1060 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1062 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1063 instead of unsigned_type_node.
1065 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1066 Reza Yazdani <reza.yazdani@amd.com>
1069 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1070 on pointer type parameters.
1072 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1076 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1077 handle conversions from pointer to integers.
1078 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1079 induction variable, to be able to work with code generated by CLooG.
1080 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1081 (build_poly_scop): Bail out if we cannot codegen a loop.
1083 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1085 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1086 code generation with gloog_error.
1088 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1090 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1091 Call fold_convert on all the returned values.
1092 (expand_scalar_variables_expr): Pass to
1093 expand_scalar_variables_ssa_name the type of the resulting expression.
1095 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1097 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1098 ppl_min_for_le_pointset.
1099 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1100 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1102 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1104 * graphite-dependences.c (map_into_dep_poly): Removed.
1105 (dependence_polyhedron_1): Use combine_context_id_scat.
1107 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1109 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1110 (struct poly_bb): Same.
1111 (combine_context_id_scat): New.
1113 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1116 * sese.c (name_defined_in_loop_p): Return false for default
1119 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1121 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1122 and clean up the logic.
1124 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1126 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1129 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1131 * var-tracking.c (remove_cselib_value_chains): Define only for
1133 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1134 delete_slot_part, emit_notes_for_differences_1): Don't call
1135 remove_cselib_value_chains here.
1136 (set_slot_part, emit_notes_for_differences_2): Don't call
1137 add_cselib_value_chains here.
1138 (preserved_values): New vector.
1139 (preserve_value): New function.
1140 (add_uses, add_stores, vt_add_function_parameters): Use it
1141 instead of cselib_preserve_value.
1142 (changed_values_stack): New vector.
1143 (check_changed_vars_0): New function.
1144 (check_changed_vars_1, check_changed_vars_2): Use it.
1145 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1146 changed_values_stack VALUEs.
1147 (vt_emit_notes): For all preserved_values call
1148 add_cselib_value_chains. If ENABLE_CHECKING call
1149 remove_cselib_value_chains before verifying value_chains is empty.
1150 Initialize and free changed_values_stack.
1151 (vt_initialize): Initialize preserved_values.
1152 (vt_finalize): Free preserved_values.
1154 2010-03-08 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/43269
1157 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1160 2010-03-08 Martin Jambor <mjambor@suse.cz>
1162 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1163 (ipa_is_param_called): Removed.
1164 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1165 (ipa_print_node_params): Do not print the called flag.
1166 (ipa_write_node_info): Do not stream the called flag.
1167 (ipa_read_node_info): Likewise.
1169 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1172 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1173 * cselib.c (struct expand_value_data): Add dummy field.
1174 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1176 (cselib_dummy_expand_value_rtx_cb): New function.
1177 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1179 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1180 * var-tracking.c: Include pointer-set.h.
1181 (variable): Change n_var_parts to char from int. Add
1182 cur_loc_changed and in_changed_variables fields.
1183 (variable_canonicalize): Remove.
1184 (shared_var_p): New inline function.
1185 (unshare_variable): Maintain cur_loc_changed and
1186 in_changed_variables fields. If var was in changed_variables,
1187 replace it there with new_var. Just copy cur_loc instead of
1188 resetting it to something else.
1189 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1190 (dataflow_set_union): Don't call variable_canonicalize.
1191 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1192 of their DEBUG_EXPR_TREE_DECLs.
1193 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1194 and in_changed_variables and cur_loc_changed is false.
1195 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1196 and cur_loc_changed. Don't update cur_loc here.
1197 (variable_merge_over_src): Don't call variable_canonicalize.
1198 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1199 removing loc that is equal to cur_loc, clear cur_loc,
1200 set cur_loc_changed and ensure variable_was_changed is called.
1201 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1202 compare pointers in cur_loc check, if it is equal to loc,
1203 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1204 (variable_different_p): Remove compare_current_location argument,
1205 don't compare cur_loc.
1206 (dataflow_set_different_1): Adjust variable_different_p caller.
1207 (variable_was_changed): If dv had some var in changed_variables
1208 already, reset in_changed_variables flag for it and propagate
1209 cur_loc_changed over to the new variable. On empty var
1210 always set cur_loc_changed. Set in_changed_variables on whatever
1211 var is added to changed_variables.
1212 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1213 Use shared_var_p. When removing loc that is equal to cur_loc,
1214 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1215 end, don't set it to something else, just call variable_was_changed.
1216 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1217 loc being removed, clear cur_loc and set cur_loc_changed.
1218 Set cur_loc_changed if all locations have been removed.
1219 (struct expand_loc_callback_data): New type.
1220 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1221 allocated. Always create SUBREGs if simplify_subreg failed.
1222 Prefer to use cur_loc, when that fails and still in
1223 changed_variables (and seen first time) recompute it. Set
1224 cur_loc_changed of variables which had to change cur_loc and
1225 compute elcd->cur_loc_changed if any of the subexpressions used
1226 had to change cur_loc.
1227 (vt_expand_loc): Adjust to pass arguments in
1228 expand_loc_callback_data structure.
1229 (vt_expand_loc_dummy): New function.
1230 (emitted_notes): New variable.
1231 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1232 that weren't used for any other decl in current
1233 emit_notes_for_changes call call vt_expand_loc_dummy to update
1234 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1235 first loc_chain location if NULL before. Always use just
1236 cur_loc instead of first loc_chain location. When cur_loc_changed
1237 is false, when not --enable-checking=rtl just don't emit any note.
1238 When rtl checking, compute the note and assert it is the same
1239 as previous note. Clear cur_loc_changed and in_changed_variables
1240 at the end before removing from changed_variables.
1241 (check_changed_vars_3): New function.
1242 (emit_notes_for_changes): Traverse changed_vars to call
1243 check_changed_vars_3 on each changed var.
1244 (emit_notes_for_differences_1): Clear cur_loc_changed and
1245 in_changed_variables. Recompute cur_loc of new_var.
1246 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1247 (vt_emit_notes): Initialize and destroy emitted_notes.
1249 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1251 PR rtl-optimization/42220
1252 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1253 Use verify_reg_tracked to determine if we should use OP_OUT rather
1255 (build_def_use): If we see an in-out operand for a register that we
1256 know nothing about, treat is an output if possible, fail the block if
1259 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1262 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1265 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1268 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1269 uses of relevant DEFs that are dead outside the loop too.
1271 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1273 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1275 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1277 * var-tracking.c (values_to_unmark): New variable.
1278 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1279 values_to_unmark vector. Moved body to...
1280 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1281 instead queue it into values_to_unmark vector.
1282 (vt_find_locations): Free values_to_unmark vector.
1284 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1286 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1287 (site.exp): Export them when plugins are enabled.
1289 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1292 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1294 (chrec_fold_multiply): Same.
1296 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1299 * c-decl.c (build_compound_literal): Return early if init is
1302 2010-03-04 Martin Jambor <mjambor@suse.cz>
1304 PR tree-optimization/43164
1305 PR tree-optimization/43191
1306 * tree-sra.c (type_consists_of_records_p): Reject records with
1307 zero-size bit-fields at the end.
1309 2010-03-04 Mike Stump <mikestump@comcast.net>
1311 * Makefile.in (TAGS): Remove *.y.
1313 2010-03-04 Richard Guenther <rguenther@suse.de>
1315 PR tree-optimization/40761
1316 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1318 (my_rev_post_order_compute): New function.
1319 (init_pre): Call it.
1321 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1324 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1325 decrease the cost of an IV candidate when the cost is infinite.
1327 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1329 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1330 Use '3DNow!' for the extension of that name, ensure normal space
1332 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1334 2010-03-03 Jeff Law <law@redhat.com>
1336 * PR middle-end/32693
1337 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1338 than gen_rtx_SUBREG.
1339 (extract_bit_field_1): Likewise.
1341 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1343 * doc/sourcebuild.texi (Test directives): Document that arguments
1344 include-opts and exclude-opts are now optional for dg-skip-if,
1345 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1347 2010-03-03 Jason Merrill <jason@redhat.com>
1350 * cgraph.h (varpool_node): Add extra_name field.
1351 * varpool.c (varpool_extra_name_alias): New.
1352 (varpool_assemble_decl): Emit extra name aliases.
1353 (varpool_mark_needed_node): Look past an extra name alias.
1354 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1355 * lto-streamer-in.c (lto_input_tree): Read it.
1356 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1358 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1360 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1361 (sparc*-*-solaris2*): ...this.
1363 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1366 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1367 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1368 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1369 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1372 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1373 fallthrough to default handling, just with want_address 0 instead of 2.
1374 For single element lists, add_AT_loc directly, otherwise create an
1375 artificial variable DIE and stick location list to it.
1378 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1379 (VAL_EXPR_HAS_REVERSE): Define.
1380 (reverse_op): New function.
1381 (add_stores): For reversible operations add an extra MO_VAL_USE.
1383 2010-03-02 Jason Merrill <jason@redhat.com>
1385 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1387 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1389 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1390 (sparc64-*-linux*): Likewise.
1391 (sparc64-*-solaris2*): Include assembler files before linker ones.
1392 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1393 * config/sparc/gas.h: Delete.
1394 * config/sparc/sol2-64.h: Add copyright notice.
1395 * config/sparc/sol2-gas-bi.h: Likewise.
1396 * config/sparc/sol2-gld.h: Likewise.
1397 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1398 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1399 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1400 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1401 (sparc_elf_asm_named_section): Rename into...
1402 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1404 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1406 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1408 2010-03-02 Jeff Law <law@redhat.com>
1411 * reload1.c (rtx_p, substitute_stack): Declare.
1412 (substitute): Record addresses of changed rtxs.
1413 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1414 Restore the original rtx when complete.
1415 (reload): Free subsitute_stack when complete.
1417 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1419 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1420 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1422 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1423 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1424 Torture Tests): Change from subsection to section.
1426 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1427 Steven Bosscher <steven@gcc.gnu.org>
1429 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1432 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1435 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1436 the assignment from the new induction variable to the assignment
1437 of the value from the original loop PHI function.
1439 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1440 Daniel Jacobowitz <dan@codesourcery.com>
1442 * doc/sourcebuild.texi (Test directives): Clarify options to
1445 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1447 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1448 Disable cfi directives unless GCC and gas agree on using read-only
1449 .eh_frame sections for 64-bit.
1450 * configure: Regenerate.
1452 2010-03-01 Richard Guenther <rguenther@suse.de>
1454 PR tree-optimization/43220
1455 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1456 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1458 2010-03-01 Richard Guenther <rguenther@suse.de>
1459 Martin Jambor <mjambor@suse.cz>
1462 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1463 gimplified parameters.
1465 2010-03-01 Christian Bruel <christian.bruel@st.com>
1467 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1469 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1471 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1473 2010-03-01 Richard Guenther <rguenther@suse.de>
1476 * expr.c (expand_assignment): Use the alias-oracle to tell
1477 if the rhs aliases the result decl.
1479 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1482 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1483 to sol_gt_pch_get_address.
1484 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1485 64-bit, SPARC and x86.
1486 (sol_gt_pch_get_address): New function.
1488 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1490 * toplev.h (inform_n, error_n): Declare.
1491 * diagnostic.c (inform_n, error_n): New function.
1493 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1495 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1496 has no rtl yet when processing local_decls, queue it and recheck
1497 if deferred stack allocation hasn't assigned it rtl.
1499 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1501 * config/sh/sh.c (unspec_bbr_uid): New.
1502 (gen_block_redirect): Use it instead of INSN_UID.
1503 (gen_far_branch): Likewise.
1505 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1507 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1508 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1510 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1512 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1513 (Warning Options): -Wno-conversion-null is valid for
1514 Objective-C++ as well.
1515 * doc/tm.texi (Named Address Spaces): Likewise.
1516 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1517 * doc/tree-ssa.texi (Tree SSA): Likewise.
1519 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1522 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1523 by default. Don't set the default arch for
1524 i[34567]86-*-darwin*|x86_64-*-darwin*.
1526 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1529 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1530 default. Set the default 32bit/64bit archs with $with_arch
1531 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1533 2010-02-27 Richard Guenther <rguenther@suse.de>
1535 PR tree-optimization/43186
1536 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1537 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1538 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1539 unroller iterations.
1541 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1543 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1544 required and i[34567]86-*-* targets don't support 64bit ISA.
1546 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1549 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1552 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1554 * config.gcc: Set the default arch at least to Prescott for
1555 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1556 if SSE math is enabled.
1558 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1560 * diagnostic.c (diagnostic_initialize): Update.
1561 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1563 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1564 (diagnostic_inhibit_notes): New.
1565 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1567 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1570 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1571 * doc/standards.texi: Likewise.
1572 * doc/extend.texi: Likewise.
1573 * doc/trouble.texi: Likewise.
1574 * doc/cppopts.texi: Likewise.
1575 * doc/install.texi: Likewise.
1576 * c.opt (std=c90,std=gnu90): New options.
1577 * c-opts.c (c_common_handle_option): Handle them.
1579 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1582 * c-decl.c (undeclared_variable): Use an informative note.
1584 2010-02-26 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/43186
1587 * gimple.h (gimple_fold): Remove.
1588 * gimple.c (gimple_fold): Remove. Inline into single user ...
1589 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1590 Try harder for conditions.
1592 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1595 * function.c (used_types_insert): Don't skip through named pointer
1596 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1597 and it is different from the main variant's type.
1599 2010-02-26 Nick Clifton <nickc@redhat.com>
1601 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1603 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1605 * config.gcc: Support --with-fpmath=sse for x86.
1607 * config/i386/ssemath.h: New.
1609 * doc/install.texi (--with-fpmath=sse): Documented.
1611 2010-02-26 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/43188
1614 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1615 vector types of over-aligned element type.
1617 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1621 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1623 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1625 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1627 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1629 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1630 * var-tracking.c: Include diagnostic.h.
1631 (debug_dv): New function.
1632 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1635 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1636 (add_value_chain, add_value_chains, remove_value_chain,
1637 remove_value_chains): Handle DEBUG_EXPRs.
1638 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1641 * regcprop.c (struct queued_debug_insn_change): New type.
1642 (struct value_data_entry): Add debug_insn_changes field.
1643 (struct value_data): Add n_debug_insn_changes field.
1644 (debug_insn_changes_pool): New variable.
1645 (free_debug_insn_changes, apply_debug_insn_changes,
1646 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1647 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1648 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1650 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1652 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1653 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1654 changes, call cprop_find_used_regs via note_stores.
1655 (copyprop_hardreg_forward): When copying vd from predecessor
1656 which has any queued DEBUG_INSN changes, make sure the pointers are
1657 cleared. At the end call df_analyze and then if there are any
1658 DEBUG_INSN changes queued at the end of some basic block for still
1659 live registers, apply them.
1660 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1662 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1664 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1667 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1669 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1670 targets. Set the default with_cpu/with_arch from arch/cpu.
1671 Allow x86-64 and native for with_cpu/with_arch.
1673 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1675 * ebitmap.c: Change calls to verify_popcount with calls to
1676 sbitmap_verify_popcount.
1677 (ebitmap_clear_bit): Fixed map->cacheindex test and
1678 map>cache update when bit clearing results in an empty
1681 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1684 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1685 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1686 and support both V2DF and V2DI modes.
1687 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1688 support both V2DF and V2DI modes.
1689 (general): Delete trailing whitespace from a few patterns.
1691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1692 V2DF/V2DI interleave high/low builtins.
1694 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1697 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1698 interleave high/low functions.
1700 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1702 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1703 #pragma extern_prefix.
1705 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1708 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1709 BLKmode, assert op0 is a MEM and just adjust its mode.
1712 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1713 if bitpos isn't multiple of mode's bitsize.
1715 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1717 * c.opt (-ftemplate-depth=): New.
1718 (-ftemplate-depth-): Deprecate.
1719 * optc-gen.awk: Handle -ftemplate-depth=.
1720 * opth-gen.awk: Likewise.
1721 * c-opts.c (c_common_handle_option): Likewise.
1722 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1724 2010-02-24 Jason Merrill <jason@redhat.com>
1726 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1728 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * cfg.c (alloc_aux_for_block): Remove inline.
1731 (alloc_aux_for_edge): Likewise.
1733 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1735 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1737 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1739 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1740 * config/i386/sol2-gas.h: New file.
1741 * config.gcc (i[34567]86-*-solaris2*): Use it.
1743 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1746 * c-typeck.c (ep_convert_and_check): New.
1747 (build_conditional_expr): Use it.
1748 (build_binary_op): Likewise.
1750 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1752 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1755 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1756 bounds even for -O+.
1757 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1758 expr needs to have DECL_NAME set.
1760 2010-02-24 Nick Clifton <nickc@redhat.com>
1762 * config/mep/mep.c: Include gimple.h.
1763 (mep_function_uses_sp): Delete unused function.
1764 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1765 parameters. Use unsigned integers to count args. Return a
1766 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1768 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1771 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1772 greater or equal to nelt instead of 2 * nelt.
1773 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1776 2010-02-23 Jason Merrill <jason@redhat.com>
1779 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1780 in cfun->local_decls even if they have register types.
1783 * stor-layout.c (place_field): Don't warn about unnecessary
1784 DECL_PACKED if the type is packed.
1786 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1789 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1790 GOTOFF relocs, even when the base reg isn't pic pointer.
1792 2010-02-23 Michael Matz <matz@suse.de>
1795 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1796 (expand_gimple_basic_block): Generate and use debug temps if there
1797 are debug uses left after the last real use of TERed ssa names.
1798 Unlink debug immediate uses when they are expanded.
1800 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1803 * config/i386/i386.c (override_options): Reorganise to provide
1804 better error messages.
1806 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1809 * graphite-scop-detection.c (create_single_exit_edge): Move
1810 the call to find_single_exit_edge to....
1811 (create_sese_edges): ...here. Don't handle multiple edges
1812 exiting the function.
1813 (build_graphite_scops): Don't handle multiple edges
1814 exiting the function.
1816 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1819 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1820 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1822 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1825 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1827 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1830 * c-typeck.c (convert_arguments): Print declaration location.
1831 * c-common.c (validate_nargs): Rename as
1832 builtin_function_validate_nargs.
1833 (check_builtin_function_arguments): Update.
1835 2010-02-22 Richard Guenther <rguenther@suse.de>
1838 * tree-inline.c (declare_return_variable): Use the type of
1839 the call stmt lhs if available.
1841 2010-02-22 Duncan Sands <baldrick@free.fr>
1843 * passes.c (register_pass): Always consider all pass lists when
1844 ref_pass_instance_number is zero.
1846 2010-02-22 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/42749
1849 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1850 parameter. Do arithmetic in the original type.
1851 (update_accumulator_with_ops): Likewise.
1852 (adjust_accumulator_values): Adjust.
1854 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1856 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1857 (QI to BLKmode splitter): New splitter.
1859 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1861 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1862 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1864 2010-02-22 Richard Guenther <rguenther@suse.de>
1866 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1868 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1870 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1871 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1872 ($(T)crti.o, $(T)crtn.o): Remove rules.
1874 2010-02-21 Tobias Burnus <burnus@net-b.de>
1877 * doc/invoke.texi (-fassociative-math): Document that this
1878 option is automatically enabled for Fortran.
1880 2010-02-20 David S. Miller <davem@davemloft.net>
1882 * configure.ac: Test if linker and assembler properly support
1883 GOTDATA_OP relocations.
1884 * configure: Rebuild.
1885 * config.in: Likewise.
1886 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1887 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1888 (movsi_high_pic): Likewise.
1889 (movdi_lo_sum_pic): Likewise.
1890 (movdi_high_pic): Likewise.
1891 (movsi_pic_gotdata_op): New pattern.
1892 (movdi_pic_gotdata_op): Likewise.
1893 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1894 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1896 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1900 attribute to ssemul.
1901 (xop_mulv2div2di3_high): Ditto.
1903 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1906 * c.opt (Wconversion-null): New option.
1907 * doc/invoke.texi (Wconversion-null): Document.
1909 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1911 * common.opt (Wlarger-than-): Add Undocumented.
1913 2010-02-19 Mike Stump <mikestump@comcast.net>
1915 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1917 2010-02-19 Jason Merrill <jason@redhat.com>
1920 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1921 * configure: Likewise.
1923 2010-02-20 Alan Modra <amodra@gmail.com>
1926 * cgraph.h (cgraph_make_decl_local): Declare.
1927 * cgraph.c (cgraph_make_decl_local): New function.
1928 (cgraph_make_node_local): Use it.
1929 * cgraphunit.c (cgraph_function_versioning): Likewise.
1930 * ipa.c (function_and_variable_visibility): Likewise.
1932 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1935 * except.c (sjlj_emit_function_enter): Don't call
1936 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1938 * rtl.h (add_reg_br_prob_note): Remove prototype.
1940 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1943 * c-common.c (conversion_warning): Remove widening conversions
1944 before checking the conversion of integers to reals.
1946 2010-02-19 Mike Stump <mikestump@comcast.net>
1949 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1952 * cgraphunit.c (process_function_and_variable_attributes): Check
1953 DECL_PRESERVE_P instead of looking up attribute "used".
1954 * ipa-pure-const.c (check_decl): Likewise.
1955 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1956 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1957 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1958 instead of attribute "used".
1959 * config/sol2-c.c (solaris_pragma_init): Likewise.
1960 (solaris_pragma_fini): Likewise.
1962 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1964 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1965 Use XCNEW instead of xcalloc.
1966 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1967 XNEW instead of xmalloc.
1968 (get_fields): Use XNEWVEC instead of xmalloc.
1971 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1972 populate vars array.
1973 (create_new_general_access): For debug stmts just reset value.
1974 (get_stmt_accesses): For accesses within debug stmts just record them
1975 using add_access_to_acc_sites instead of preventing the peeling or
1976 counting them as accesses.
1979 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1981 2010-02-19 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/42916
1984 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1987 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1989 * configure.ac: Replace all uses of changequote in macro arguments
1990 with proper quoting.
1992 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1995 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1997 2010-02-19 Richard Guenther <rguenther@suse.de>
1999 PR tree-optimization/42944
2000 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2001 test for aliasing with errno.
2003 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2006 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2007 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2008 * dojump.c: Include output.h.
2009 (inv): New inline function.
2010 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2011 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2012 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2013 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2014 argument, pass it down to other calls.
2015 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2016 add REG_BR_PROB note to the conditional jump.
2017 * cfgexpand.c (add_reg_br_prob_note): Removed.
2018 (expand_gimple_cond): Don't call it, add the probability
2019 as last argument to jumpif_1/jumpifnot_1.
2020 * Makefile.in (dojump.o): Depend on output.h.
2021 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2023 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2024 * stmt.c (do_jump_if_equal): Likewise.
2025 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2026 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2027 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2029 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2030 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2031 jumpifnot_1 callers.
2032 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2034 (store_expr): Adjust jumpifnot caller.
2035 (store_constructor): Adjust jumpif caller.
2038 * gimplify.c (gimple_boolify): For __builtin_expect call
2039 gimple_boolify also on its first argument.
2041 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2043 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2045 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2046 * configure: Regenerated.
2048 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2050 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2051 lang_hooks.types_compatible_p instead of comptypes.
2053 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2055 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2056 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2057 if __prefer_thumb__ is defined.
2059 2010-02-18 Martin Jambor <mjambor@suse.cz>
2061 PR tree-optimization/43066
2062 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2063 array with zero-sized element type.
2065 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2067 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2068 rtx, allocate struct var_loc_node here and return it to the
2069 caller, and only if it is actually needed.
2070 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2071 move it earlier and return immediately if it returns NULL.
2073 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2075 * config/sparc/gas.h: New file. Restore
2076 TARGET_ASM_NAMED_SECTION to its ELF default.
2077 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2079 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2080 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2081 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2082 after sparc/sysv4.h.
2084 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2086 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2088 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2090 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2091 patterns from predicated pattern.
2093 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2097 for insn mnemonic suffix.
2099 2010-02-17 Richard Guenther <rguenther@suse.de>
2101 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2104 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2107 * caller-save.c (save_call_clobbered_regs): If BB ends with
2108 a DEBUG_INSN, move any notes in between last real insn and the last
2109 DEBUG_INSN after the last DEBUG_INSN.
2111 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2113 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2114 Fix return type. Fix argument type. Explain meaning of return value.
2116 2010-02-16 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/41043
2119 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2120 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2122 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2124 2010-02-16 Ira Rosen <irar@il.ibm.com>
2126 PR tree-optimization/43074
2127 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2128 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2129 vectorizable cycles in hybrid SLP check.
2130 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2132 2010-02-16 Richard Guenther <rguenther@suse.de>
2134 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2135 (true_dependence): If memrefs_conflict_p computes must-alias
2136 trust it. Move TBAA check after offset-based disambiguation.
2137 (canon_true_dependence): Likewise.
2139 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2141 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2142 * doc/invoke.texi: Document it.
2143 * var-tracking.c: Include toplev.h and params.h.
2144 (vt_find_locations): Return bool indicating success. Compute
2145 hash sizes unconditionally. Check new parameter, report.
2146 (variable_tracking_main_1): Check vt_find_locations results and
2147 retry. Renamed from...
2148 (variable_tracking_main): ... this. New wrapper to preserve
2149 flag_var_tracking_assignments.
2150 * Makefile.in (var-tracking.o): Adjust dependencies.
2152 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2153 Jakub Jelinek <jakub@redhat.com>
2156 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2157 if weak_import attribute is present.
2158 * config/darwin.c (machopic_select_section): Likewise.
2160 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2162 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2163 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2164 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2165 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2167 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2169 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2172 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2173 Rewrite text to refer to the names.
2175 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2177 * config/i386/i386-builtin-types.def
2178 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2179 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2180 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2181 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2182 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2183 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2184 IX86_BUILTIN_VPERMIL2PS256.
2185 (MULTI_ARG_4_DF2_DI_I): Defined.
2186 (MULTI_ARG_4_DF2_DI_I1): Defined.
2187 (MULTI_ARG_4_SF2_SI_I): Defined.
2188 (MULTI_ARG_4_SF2_SI_I1): Defined.
2189 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2190 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2191 __builtin_ia32_vpermil2ps256.
2192 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2193 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2194 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2195 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2196 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2197 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2198 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2199 CODE_FOR_xop_vpermil2v8sf3.
2200 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2201 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2202 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2203 (_mm256_permute2_pd): New.
2204 (_mm_permute2_ps): New.
2205 (_mm256_permute2_ps): New.
2207 2010-02-15 Nick Clifton <nickc@redhat.com>
2209 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2210 boolean parameters. Use emit_jump_insn when emitting a pop
2211 instruction containing a return insn.
2212 (push): Use 'true' rather than '1' as second parameter to F.
2213 (h8300_expand_prologue): Likewise.
2214 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2215 (h8300_expand_epilogue): Likewise.
2217 2010-02-15 Richard Guenther <rguenther@suse.de>
2220 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2223 2010-02-15 Nick Clifton <nickc@redhat.com>
2225 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2228 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2230 * intl.c (fake_ngettext): New function.
2231 * intl.h (fake_ngettext): Declare.
2232 (ngettext): Define macro.
2233 * collect2.c (notice_translated): New function.
2234 (main): Use notice_translated and ngettext.
2235 * collect2.h (notice_translated): Declare.
2237 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2239 * reorg.c (delete_computation): Comment fixes.
2240 * caller-save.c (setup_save_areas): Idem.
2241 * sel-sched-dump.c (dump_lv_set): Idem.
2244 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2246 * config/s390/s390.c (s390_sched_init): New function.
2247 (TARGET_SCHED_INIT): Target hook defined.
2249 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2250 Jack Howarth <howarth@bromo.med.uc.edu>
2251 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2254 Partial revert of unintended change in fix for PR41605.
2255 * config/darwin.h: Fix typo.
2256 * config/darwin9.h: Same.
2258 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2260 * c-pch.c (pch_init): Clear v.
2262 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2265 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2266 graphite_can_represent_init for MULT_EXPR.
2268 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2272 * graphite-sese-to-poly.c (remove_phi): New.
2273 (translate_scalar_reduction_to_array): Call remove_phi.
2275 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2278 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2279 * graphite-clast-to-gimple.h (gloog): Update declaration.
2280 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2281 * graphite-poly.h (struct poly_bb): Add missing comments.
2282 (struct scop): Add poly_scop_p field.
2284 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2285 * graphite.c (graphite_transform_loops): Build the polyhedral
2286 representation for each scop before code generation.
2287 * sese.c (rename_variables_in_operand): Removed.
2288 (rename_variables_in_expr): Return the renamed expression.
2289 (rename_sese_parameters): New.
2290 * sese.h (rename_sese_parameters): Declared.
2292 2010-02-11 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/42998
2295 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2296 POINTER_PLUS_EXPR properly.
2298 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2299 Changpeng Fang <changpeng.fang@amd.com>
2302 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2303 the cost of an IV candidate when the IV is used in a test against zero.
2305 * gcc.dg/tree-ssa/ivopts-3.c: New.
2307 2010-02-11 Richard Guenther <rguenther@suse.de>
2310 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2311 pointer-vs-decl case by swapping refs. Handle some cases
2312 of pointer-vs-decl disambiguations more conservatively.
2313 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2314 to false after expanding.
2316 2010-02-11 Richard Guenther <rguenther@suse.de>
2319 * gcc.c (process_command): Handle LTO file@offset case more
2322 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2324 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2325 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2327 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2329 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2330 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2331 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2332 Optimize eq/ne comparisons when both arguments are known to be
2334 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2335 Don't mask operands unnecessarily if they are known to be already
2338 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2340 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2343 2010-02-10 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/43017
2346 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2347 for wrapping signed arithmetic.
2349 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2352 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2353 if no debug info should be emitted for it.
2355 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2357 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2358 note when flag_exceptions is set.
2360 2010-02-10 Duncan Sands <baldrick@free.fr>
2362 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2364 2010-02-10 Richard Guenther <rguenther@suse.de>
2367 * tree.c (get_unwidened): Handle constants.
2368 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2370 2010-02-10 Martin Jambor <mjambor@suse.cz>
2373 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2374 check for variable argument counts independently.
2376 2010-02-10 Christian Bruel <christian.bruel@st.com>
2379 * config/sh/sh.c (find_barrier): Increase length for non delayed
2380 conditional branches.
2382 2010-02-10 Christian Bruel <christian.bruel@st.com>
2384 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2386 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2388 * builtins.c (set_builtin_user_assembler_name): Also handle
2389 ffs if int is smaller than word.
2391 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2394 * ira-conflicts.c (get_dup): Remove.
2395 (process_reg_shuffles): Add new parameter. Use it as an
2396 additional guard for copy generation.
2397 (add_insn_allocno_copies): Rewrite.
2399 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2401 * common.opt (fsched2-use-traces): Preserved for backward
2403 * doc/invoke.texi: Remove the documentation about option
2404 -fsched2-use-traces.
2405 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2406 flag_sched2_use_traces.
2407 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2408 the backward compatibility flag section.
2410 2010-02-09 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/43008
2413 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2414 make HEAP variables initialized from global memory if they
2415 are not known builtin functions.
2416 (find_func_aliases): Adjust.
2418 2010-02-09 Richard Guenther <rguenther@suse.de>
2420 PR tree-optimization/43000
2421 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2422 arithmetic manually.
2424 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2426 PR tree-optimization/42931
2427 * tree-loop-linear.c (try_interchange_loops): Don't call
2428 double_int_mul if estimated_loop_iterations failed.
2430 2010-02-08 Martin Jambor <mjambor@suse.cz>
2433 * tree-sra.c (build_accesses_from_assign): Do not mark in
2434 should_scalarize_away_bitmap if stmt has volatile ops.
2435 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2438 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2440 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2442 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2444 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2447 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2450 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2452 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2455 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2456 to unknown_dependence.
2457 (graphite_legal_transform_dr): Handle the unknown_dependence.
2458 (graphite_carried_dependence_level_k): Same.
2460 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2462 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2464 2010-02-07 Richard Guenther <rguenther@suse.de>
2467 * expr.c (get_inner_reference): Always initialize *pbitsize.
2469 2010-02-07 Richard Guenther <rguenther@suse.de>
2472 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2473 new ARRAY_REFs on variable size element or minimal index arrays.
2475 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2476 gimple_fold_indirect_ref.
2478 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2481 * arm.c (arm_override_options): Just return if the user has specified
2482 an invalid fpu name.
2484 2010-02-03 Jason Merrill <jason@redhat.com>
2487 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2488 i386_pe_maybe_record_exported_symbol.
2490 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2493 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2494 (pa_delegitimize_address): New function.
2496 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2498 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2499 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2501 2010-02-05 Richard Guenther <rguenther@suse.de>
2504 * lto-streamer-in.c (get_resolution): Deal with references
2505 to undefined functions.
2507 2010-02-05 Richard Guenther <rguenther@suse.de>
2509 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2510 (fold_const_aggregate_ref): Likewise.
2511 (ccp_fold_stmt): Substitute loads.
2512 (maybe_fold_reference): Verify types before substituting.
2514 (fold_gimple_assign): Unshare properly.
2515 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2517 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2519 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2520 for rs6000_gen_cell_microcode.
2522 2010-02-04 Richard Guenther <rguenther@suse.de>
2524 PR rtl-optimization/42952
2525 * dse.c (const_or_frame_p): Remove MEM handling.
2527 2010-02-04 Nick Clifton <nickc@redhat.com>
2529 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2530 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2531 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2532 (mn10300_asm_output_mi_thunk): New function.
2533 (mn10300_can_output_mu_thunk): New function.
2534 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2535 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2536 (FUNCTION_ARG): Delete incorrect comment.
2538 2010-02-03 Jason Merrill <jason@redhat.com>
2541 * fold-const.c (operand_equal_p): Handle erroneous types.
2543 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2545 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2547 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2549 PR rtl-optimization/42941
2550 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2553 2010-02-03 Jason Merrill <jason@redhat.com>
2556 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2558 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2561 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2562 (cselib_reset_table): Renamed from...
2563 (cselib_reset_table_with_next_value): ... this.
2564 (cselib_get_next_uid): Renamed from...
2565 (cselib_get_next_unknown_value): ... this.
2566 * cselib.c (next_uid): Renamed from...
2567 (next_unknown_value): ... this.
2568 (cselib_clear_table): Adjust.
2569 (cselib_reset_table): Adjust. Renamed from...
2570 (cselib_reset_table_with_next_value): ... this.
2571 (cselib_get_next_uid): Adjust. Renamed from...
2572 (cselib_get_next_unknown_value): ... this.
2573 (get_value_hash): Use hash.
2574 (cselib_hash_rtx): Likewise.
2575 (new_cselib_val): Adjust. Set and dump uid.
2576 (cselib_lookup_mem): Pass next_uid as hash.
2577 (cselib_subst_to_values): Likewise.
2578 (cselib_log_lookup): Dump uid.
2579 (cselib_lookup): Pass next_uid as hash. Adjust.
2580 (cselib_process_insn): Adjust.
2581 (cselib_init): Initialize next_uid.
2582 (cselib_finish): Adjust.
2583 (dump_cselib_table): Likewise.
2584 * dse.c (canon_address): Dump value uid.
2585 * print-rtl.c (print_rtx): Print value uid.
2586 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2588 (dv_uid): New function, sort of renamed from...
2589 (dv_htab_hash): ... this, reimplemented in terms of it and...
2590 (dv_uid2hash): ... this. New.
2591 (variable_htab_eq): Drop excess assertions.
2592 (tie_break_pointers): Removed.
2593 (canon_value_cmp): Compare uids.
2594 (variable_post_merge_New_vals): Print uids.
2595 (vt_add_function_parameters): Adjust.
2596 (vt_initialize): Reset table. Adjust.
2598 2010-02-03 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/42944
2601 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2602 (call_may_clobber_ref_p_1): Likewise. Properly handle
2603 malloc and calloc clobbering errno.
2605 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2607 * doc/invoke.texi: Fix name of sched1 dump.
2609 * opts.c (decode_options): Set flag_tree_switch_conversion
2610 only conditionally on optimize >= 2.
2612 * gcse.c: Assorted comment fixes in pass description.
2614 2010-02-03 Anthony Green <green@moxielogic.com>
2616 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2617 nop padding in order to maintain alignment of storage location of
2618 target function address.
2619 (moxie_trampoline_init): Store target function address at newly
2621 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2623 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2625 2010-02-03 Richard Guenther <rguenther@suse.de>
2628 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2630 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2632 * config.gcc: Reenable check for obsolete targets.
2633 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2634 mips-sgi-irix6.[0-4]*.
2636 2010-02-02 Nick Clifton <nickc@redhat.com>
2638 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2639 constant size of 4 as being the same as 0.
2640 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2641 can take values in the range 0..4.
2643 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2646 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2647 as _darwin10_Unwind_FindEnclosingFunction().
2648 * libgcc-libsystem.ver: New.
2650 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2653 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2654 implicitly set registers.
2656 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2658 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2659 (arm_override_options): Allow automatic selection of the thread
2660 pointer register if thumb2.
2661 (legitimize_pic_address): Improve code sequences for Thumb2.
2662 (arm_call_tls_get_addr): Likewise.
2663 (legitimize_tls_address): Likewise.
2664 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2665 (pic_load_addr_32bit): ... this. New named pattern.
2666 * thumb2.md (pic_load_addr_thumb2): Delete.
2667 (pic_load_dot_plus_four): Delete.
2668 (tls_load_dot_plus_four): New named pattern.
2670 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2673 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2674 Document fix for TLS bug.
2676 2010-01-31 Richard Guenther <rguenther@suse.de>
2678 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2679 conservatively correct.
2681 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2685 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2687 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2689 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2691 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2693 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2695 * config.gcc: Adjust order of makefile fragments for mingw targets.
2697 2010-01-31 Richard Guenther <rguenther@suse.de>
2700 * gimplify.c (gimplify_init_constructor): For volatile LHS
2701 initialize a temporary.
2703 2010-01-31 Matthias Klose <doko@ubuntu.com>
2705 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2707 * configure: Regenerate.
2709 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2711 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2712 the same alias set and their sizes different constantness.
2713 (aliasing_component_refs_p): Revert 2009-10-24 change.
2715 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2717 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2720 2010-01-29 Richard Guenther <rguenther@suse.de>
2722 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2723 Assert we successfully updated the call.
2725 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2727 PR rtl-optimization/42889
2728 * df.h (df_set_bb_dirty_nonlr): New prototype.
2729 * df-core.c (df_set_bb_dirty_nonlr): New function.
2730 * df-scan.c (df_insn_rescan): Call it instead of
2731 df_set_bb_dirty for DEBUG_INSNs.
2733 2010-01-29 Richard Guenther <rguenther@suse.de>
2736 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2737 quadratic behavior in most cases.
2739 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2743 in the call to gen_x86_movsicc_0_m1.
2745 2010-01-28 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/42871
2748 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2750 2010-01-28 Richard Guenther <rguenther@suse.de>
2752 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2753 into call arguments.
2755 2010-01-28 Richard Guenther <rguenther@suse.de>
2758 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2759 the forwarder if the destination is an EH landing pad.
2761 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2763 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2764 block list passed to gimple_duplicate_sese_tail.
2765 (parallelize_loops): Avoid parallelization when the function
2767 Avoid parallelization when the preheader is IRREDUCIBLE.
2768 Try to optimize when estimated_loop_iterations_int is unresolved.
2769 Add the loop's location to the dump file.
2770 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2771 (gimple_duplicate_sese_tail): Remove the check for the latch.
2772 Redirect nexits to the exit block.
2773 Remove handling of the incoming edges to the latch.
2774 Redirect the backedge from the copied latch to the exit bb.
2776 2010-01-28 Michael Matz <matz@suse.de>
2779 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2780 Wrap force_reg into a sequence, emit it before user.
2782 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2784 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2786 (arm_legacy_rev): Likewise.
2787 (thumb_legacy_rev): Likewise.
2789 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2791 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2792 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2793 on MEM's address failed, try avoid_constant_pool_reference and
2794 recurse if it returned something different.
2795 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2796 address, try avoid_constant_pool_reference and recurse if it
2797 returned something different.
2798 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2799 address and avoid_constant_pool_reference returned something
2800 different, don't set have_address.
2802 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2805 * var-tracking.c (val_store): Add modified argument, obey it.
2807 (count_uses): Move down logging of main.
2808 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2809 don't need resolution.
2810 (emit_notes_in_bb): Likewise.
2812 2010-01-27 Richard Guenther <rguenther@suse.de>
2815 * tree-inline.c (remap_decl): Delay remapping of SSA name
2816 default definitions until we need them.
2818 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2820 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2821 (rs6000_delegitimize_address): New function.
2823 * config/s390/s390.c (s390_delegitimize_address): Call
2824 delegitimize_mem_from_attrs.
2827 * tree-inline.c (cannot_copy_type_1): Removed.
2828 (copy_forbidden): Don't forbid copying of functions containing
2829 records/unions with variable length fields.
2831 2010-01-27 Christian Bruel <christian.bruel@st.com>
2835 * config/sh/sh.c (find_barrier): Increase length for non delayed
2836 conditional branches.
2838 2010-01-27 Matthias Klose <doko@ubuntu.com>
2840 * configure.ac (gnu-unique-object): Fix ldd version check.
2841 * configure: Regenerate.
2843 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2845 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2847 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2848 Test for HAVE_GNU_AS value.
2850 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2853 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2854 INT64_TYPE): Define.
2855 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2856 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2857 INT_LEAST64_TYPE): Define.
2858 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2859 UINT_LEAST64_TYPE): Define.
2860 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2861 INT_FAST64_TYPE): Define.
2862 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2863 UINT_FAST64_TYPE): Define.
2864 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2865 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2866 (SIG_ATOMIC_TYPE): Define.
2868 2010-01-26 Richard Guenther <rguenther@suse.de>
2870 * df-scan.c (df_scan_set_bb_info): Remove assert.
2871 (df_insn_rescan_debug_internal): Merge asserts.
2872 (df_install_ref): Likewise.
2873 (df_mark_reg): Use bitmap_set_range.
2874 (df_hard_reg_used_p): Remove assert.
2875 (df_hard_reg_used_count): Likewise.
2877 2010-01-26 Richard Guenther <rguenther@suse.de>
2879 PR rtl-optimization/42685
2880 * web.c (web_main): Ignore DEBUG_INSNs.
2882 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2884 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2886 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2887 Fix types of fndecl and arglist parameters.
2889 2010-01-26 Richard Guenther <rguenther@suse.de>
2892 * tree-eh.c (unsplit_eh): Skip debug insns.
2894 2010-01-26 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/42250
2897 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2899 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2902 * omp-low.c (expand_omp_sections): Only use single_pred if
2903 l2_bb is single_pred_p.
2905 2010-01-25 Christian Bruel <christian.bruel@st.com>
2908 * config/sh/sh.c (find_barrier): Increase length for non delayed
2909 conditional branches.
2910 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2912 2010-01-24 David S. Miller <davem@davemloft.net>
2914 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2915 define if not using GAS.
2916 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2917 Likewise. Delete SECTION_MERGE code, which is only applicable
2920 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2923 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2924 mangling of va_list in system headers.
2926 2010-01-23 Toon Moene <toon@moene.org>
2928 * tree-predcom.c (combine_chains): Return NULL, not false.
2930 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2932 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2933 initialization of variable res to agree with return type.
2935 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2937 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2938 * tree-sra.c: Add include of expr.h.
2940 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2942 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2943 insert the debug stmt on the single non-EH edge from the stmt.
2945 2010-01-22 Richard Henderson <rth@redhat.com>
2948 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2949 the RHS until after generate_subtree_copies has insertted its
2950 code before the current statement.
2952 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2954 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2956 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2958 2010-01-21 Martin Jambor <mjambor@suse.cz>
2960 PR tree-optimization/42585
2961 * tree-sra.c (struct access): New field grp_total_scalarization.
2962 (dump_access): Dump the new field.
2963 (should_scalarize_away_bitmap): New variable.
2964 (cannot_scalarize_away_bitmap): Likewise.
2965 (sra_initialize): Allocate new bitmaps.
2966 (sra_deinitialize): Free new bitmaps.
2967 (create_access_1): New function.
2968 (create_access): Parts moved to create_access_1.
2969 (type_consists_of_records_p): New function.
2970 (completely_scalarize_record): Likewise.
2971 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2972 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2973 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2975 (analyze_all_variable_accesses): Completely scalarize small eligible
2978 2010-01-21 Martin Jambor <mjambor@suse.cz>
2980 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2982 2010-01-21 Andrew Haley <aph@redhat.com>
2984 * gcc.c (process_command): Move lang_specific_driver before
2985 setting cc_libexec_prefix.
2987 2010-01-21 Richard Guenther <rguenther@suse.de>
2990 * fold-const.c (negate_expr_p): Pretend only negative
2991 real constants are easily negatable.
2993 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2994 Jason Merrill <jason@redhat.com>
2996 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2997 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2998 * calls.c (initialize argument_information): Handle it.
2999 * c-common.c (handle_transparent_union_attribute): Use new name.
3000 * c-decl.c (finish_struct): Ditto.
3001 * c-typeck.c (type_lists_compatible_p): Ditto.
3002 (convert_for_assignment): Use new name and also handle record.
3003 * function.c (aggregate_value_p): Handle it.
3004 (pass_by_reference): Ditto.
3005 (assign_parm_data_types): Ditto.
3006 * print-tree.c (print_node): Ditto.
3007 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3008 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3009 * tree.c (first_field): New fn.
3011 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3014 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3015 even when linking statically, for now.
3017 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3020 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3021 without a cselib val.
3022 (count_uses): Accept MO_VAL_SET with no val on stores.
3023 (add_stores): Likewise.
3025 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3027 * var-tracking.c (check_value_val): Add a compile time assertion.
3028 (dv_is_decl_p): Simplify.
3029 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3030 gcc_assert if ENABLE_CHECKING.
3032 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3035 * var-tracking.c: Include tree-flow.h.
3036 (mem_dies_at_call): New.
3037 (dataflow_set_preserve_mem_locs): Use it.
3038 (dataflow_set_remove_mem_locs): Likewise.
3039 (dump_var): Renamed from dump_variable. Adjust all callers.
3040 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3041 * Makefile.in (var-tracking.o): Adjust deps.
3043 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3045 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3047 2010-01-20 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/42717
3050 * tree-ssa-dce.c (get_live_post_dom): Remove.
3051 (forward_edge_to_pdom): Take an arbitrary edge to copy
3052 degenerate PHI args from.
3053 (remove_dead_stmt): Use the first post-dominator even if it
3054 does not contain live statements as redirection destination.
3056 2010-01-20 Richard Guenther <rguenther@suse.de>
3058 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3060 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3062 * sel-sched.c (create_speculation_check): Remove set but not used
3064 (try_transformation_cache): Remove set but not used variable ds.
3065 (calculate_privileged_insns): Remove set but not used variables
3066 cur_insn and min_spec_insn.
3067 (find_best_expr): Remove set but not used variable avail_n.
3068 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3070 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3072 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3073 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3076 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3079 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3080 cpu types. Add support for *-sse3 cpu types.
3081 (x86_64-*-*): Ditto.
3083 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3086 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3087 argument, call initializer_constant_valid_p_1 instead of
3088 initializer_constant_valid_p, pass CACHE to it, return NULL
3089 immediately if first call returns NULL.
3090 (initializer_constant_valid_p_1): New function.
3091 (initializer_constant_valid_p): Use it.
3093 2010-01-20 Thomas Quinot <quinot@adacore.com>
3095 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3097 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3099 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3100 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3101 (loc_list_from_tree): Don't handle unsigned division. Handle
3102 signed modulo using DW_OP_{over,over,div,mul,minus}.
3103 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3104 modulo instead of signed.
3106 2010-01-20 DJ Delorie <dj@redhat.com>
3108 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3110 (h8300_emit_stack_adjustment): Propogate it.
3112 (h8300_expand_prologue): Likewise.
3113 (h8300_expand_epilogue): Likewise.
3115 2010-01-19 Michael Matz <matz@suse.de>
3117 PR tree-optimization/41783
3118 * tree-data-ref.c (toplevel): Include flags.h.
3119 (dump_data_dependence_relation): Also dump the inputs if the
3120 result will be unknown.
3121 (split_constant_offset_1): Look through some conversions.
3122 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3123 the offset from last element is too large.
3124 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3125 (reassociate_to_the_same_stmt): Handle vector registers.
3126 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3128 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3129 wide_prolog_niters argument, emit widening instructions.
3130 (vect_do_peeling_for_alignment): Adjust caller, use widened
3131 variant of the iteration cound.
3132 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3134 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3137 * config/arm/neon-testgen.m (emit_automatics): New parameter
3138 features. Adjust for Fixed_return_reg feature.
3139 (test_intrinsic): Call emit_automatics with new feature.
3140 * config/arm/neon.ml: Update copyright years.
3141 (features): New Fixed_return_reg feature.
3142 (ops): Update feature for Vget_low.
3144 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3146 PR tree-optimization/42719
3147 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3151 * fwprop.c (all_uses_available_at): Return false if def_set dest
3152 is a REG that is used in def_insn.
3154 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3156 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3158 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3161 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3163 * target.h (struct gcc_target) <secondary_reload>: Change type
3164 of last argument to secondary_reload_info *.
3166 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3169 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3170 memory references with unaligned offsets. Remove CQImode handling.
3171 (unaligned_memory_operand): Return 1 for memory references with
3172 unaligned offsets. Remove CQImode handling.
3174 2010-01-18 Richard Guenther <rguenther@suse.de>
3177 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3180 2010-01-18 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/42781
3183 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3184 restrict processing only if the original variable was artificial.
3186 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3188 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3189 find number of popped argument bytes.
3191 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3192 Fix the text that describes the return value for invalid insns.
3194 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3196 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3197 Clarify what 'cost of the -dependence' is. Fix quoting.
3199 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3200 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3202 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3204 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3205 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3207 2010-01-17 Richard Guenther <rguenther@suse.de>
3210 * function.c (split_complex_args): Take a VEC to modify.
3211 (assign_parms_augmented_arg_list): Build a VEC instead of
3212 a chain of PARM_DECLs.
3213 (assign_parms_unsplit_complex): Take a VEC of arguments.
3214 Do not fixup unmodified parms.
3215 (assign_parms): Deal with the VEC.
3216 (gimplify_parameters): Likewise.
3218 2010-01-17 Richard Guenther <rguenther@suse.de>
3220 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3221 node existence check.
3222 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3223 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3224 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3225 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3226 (gimple_execute_on_growing_pred): Likewise.
3228 2010-01-17 Richard Guenther <rguenther@suse.de>
3230 PR tree-optimization/42773
3231 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3232 (compute_antic_aux): Likewise.
3233 (compute_partial_antic_aux): Likewise.
3235 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3238 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3241 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3243 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3246 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3247 Fix markup for strict argument.
3249 (TARGET_SCHED_REORDER2): Fix argument types.
3251 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3252 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3254 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3255 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3257 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3260 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3261 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3262 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3263 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3264 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3266 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3268 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3270 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3271 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3273 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3275 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3278 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3280 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3281 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3283 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3285 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3287 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3288 referring to it. Fix language.
3290 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3292 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3294 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3296 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3298 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3299 '@var{stream}. Remove stray 'and'.
3301 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3303 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3305 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3307 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3308 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3310 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3311 Fix description of return value.
3312 Rename argument "sz" to "len."
3314 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3315 Clarify meaning of 'true' return value.
3317 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3319 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3320 rep_mode versus mode_rep.
3322 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3324 (TARGET_BUILTIN_DECL): Fix name.
3326 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3328 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3330 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3332 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3334 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3336 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3339 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3340 Rename argument tm_fn to md_fn.
3342 (TARGET_OPTION_PRINT): Fix argument list.
3344 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3347 * config/i386/i386.c (ix86_fixup_binary_operands):
3348 Revert FMA4 fixup of operands.
3350 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3353 * Makefile.in (write_entries_to_file, install-plugin):
3354 Use \012 instead of \n with tr.
3356 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3358 * configure.ac (HAVE_AS_REF): New C macro.
3359 * configure: Regenerate.
3360 * config.in: Likewise.
3361 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3363 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3366 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3368 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3370 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3372 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3374 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3376 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3378 (TARGET_BINDS_LOCAL_P): Fix argument type.
3380 (TARGET_ASM_FILE_END): Use prototype.
3382 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3384 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3386 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3388 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3390 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3391 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3393 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3394 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3396 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3397 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3398 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3399 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3401 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3403 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3405 (TARGET_INIT_BUILTINS): Use prototype.
3407 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3408 Put 'const char *' in braces. Fix parameter types.
3409 (TARGET_INVALID_CONVERSION): Fix parameter types.
3410 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3411 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3413 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3416 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3418 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3420 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3422 * doc/tm.texi (TARGET_HELP): Fix return type.
3424 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3425 in braces. Fix argument types.
3427 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3429 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3431 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3433 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3434 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3436 (TARGET_MANGLE_TYPE): Fix argument types.
3438 (TARGET_IRA_COVER_CLASSES): Use prototype.
3440 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3442 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3444 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3446 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3448 (TARGET_CALLEE_COPIES): Fix argument types.
3450 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3452 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3454 (TARGET_FUNCTION_VALUE): Fix argument types.
3456 (TARGET_RETURN_IN_MSB): Fix argument type.
3458 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3460 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3462 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3464 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3465 agree with return type.
3467 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3469 2010-01-15 Jing Yu <jingyu@google.com>
3471 PR rtl-optimization/42691
3472 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3473 a pseudo to a constant and are merged, and adjust comments.
3475 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3477 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3479 2010-01-15 Richard Guenther <rguenther@suse.de>
3482 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3483 labels of computed or non-local gotos to the destination.
3484 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3485 landing pad label is the first label.
3487 2010-01-15 Richard Guenther <rguenther@suse.de>
3489 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3491 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3494 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3495 to allow generation of the xssqrtdp instruction on power7.
3496 (sqrtdf2_fpr): Ditto.
3498 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3501 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3502 functions with noreturn attribute.
3505 * varasm.c (declare_weak): Add weak attribute to decl if it
3506 doesn't have one already.
3507 (assemble_external): Only add decls to weak_decls if they also
3508 have weak attribute.
3510 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3512 * var-tracking.c (var_reg_delete): Don't delete the association
3513 between REGs and values or one-part variables if the register
3516 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3519 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3520 because its first operand is a non-localized variable.
3522 2010-01-14 Martin Jambor <mjambor@suse.cz>
3524 PR tree-optimization/42706
3525 * tree-sra.c (encountered_recursive_call): New variable.
3526 (encountered_unchangable_recursive_call): Likewise.
3527 (sra_initialize): Initialize both new variables.
3528 (callsite_has_enough_arguments_p): New function.
3529 (scan_function): Call decl and flags check only for IPA-SRA, check
3530 whether there is a recursive call and whether it has enough arguments.
3531 (all_callers_have_enough_arguments_p): New function.
3532 (convert_callers): Look for recursive calls only when
3533 encountered_recursive_call is set.
3534 (ipa_early_sra): Bail out either if
3535 !all_callers_have_enough_arguments_p or
3536 encountered_unchangable_recursive_call.
3538 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3540 * sel-sched.c: Add 2010 to copyright years.
3541 * sel-sched-ir.c: Likewise.
3542 * sel-sched-ir.h: Likewise.
3544 2010-01-14 Martin Jambor <mjambor@suse.cz>
3546 PR tree-optimization/42714
3547 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3548 constructors specially.
3550 2010-01-14 Andi Kleen <ak@linux.intel.com>
3552 * config/i386/drivers-i386.c (detect_caches_intel):
3553 Add l2sizekb parameter and fill in.
3554 (host_detect_local_cpu): Add l2sizekb, fill in.
3555 Add Atom small cache heuristic.
3557 2010-01-14 Andi Kleen <ak@linux.intel.com>
3559 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3560 Add level3 parameter and fill in.
3561 (detect_caches_intel): Handle level3 cache.
3563 2010-01-14 Andi Kleen <ak@linux.intel.com>
3565 * config/i386/drivers-i386.c (host_detect_local_cpu):
3566 Fix core duo detection.
3568 2010-01-14 Andi Kleen <ak@linux.intel.com>
3570 * config/i386/drivers-i386.c (host_detect_local_cpu):
3573 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3575 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3576 (rs6000_variable_issue_1): this. Use...
3577 (rs6000_variable_issue): here. Reimplement. Print debug info.
3579 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3581 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3582 sel_restore_notes. Update all callers. Call reemit_notes
3585 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3587 PR rtl-optimization/42246
3588 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3591 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3593 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3594 all successors is the same as number of successors in current region.
3596 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3598 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3599 to rename is not separable. Otherwise check that its LHS is not NULL.
3601 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3603 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3605 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3607 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3608 available registers when failed to discover LHS register class.
3609 Fix indentation. Update comment.
3611 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3612 Alexander Monakov <amonakov@ispras.ru>
3614 PR rtl-optimization/42389
3615 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3617 (advance_state_on_fence): Likewise.
3618 (sel_target_adjust_priority): Print debug output only when
3619 sched_verbose >= 4, not 2.
3620 (get_expr_cost): Do not issue all unique insns on the next cycle.
3621 (fill_insns): Initialize can_issue_more from the value saved
3623 * sel-sched-ir.c (flist_add): New parameter issue_more.
3624 Init FENCE_ISSUE_MORE with it.
3625 (merge_fences): Likewise.
3626 (init_fences): Update call to flist_add.
3627 (add_to_fences, add_clean_fence_to_fences)
3628 (add_dirty_fence_to_fences): Likewise.
3629 (move_fence_to_fences): Update call to merge_fences.
3630 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3632 * sel-sched-ir.h (struct _fence): New field issue_more.
3633 (FENCE_ISSUE_MORE): New accessor macro.
3635 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3637 PR rtl-optimization/42388
3638 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3639 that have no predecessors nor successors. Do not call move_bb_info
3640 for empty blocks outside of current region.
3642 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3644 PR rtl-optimization/42294
3645 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3646 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3647 originators' originators.
3649 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3651 PR rtl-optimization/39453
3652 PR rtl-optimization/42246
3653 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3655 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3657 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3658 Alexander Monakov <amonakov@ispras.ru>
3661 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3662 (maybe_tidy_empty_bb): ... here. Make static. Add new
3663 argument. Update all callers.
3664 (tidy_control_flow): ... and here. Recompute topological order
3665 of basic blocks in region if necessary.
3666 (sel_redirect_edge_and_branch): Change return type. Return true
3667 if topological order might have been invalidated.
3668 (purge_empty_blocks): Export and move from...
3669 * sel-sched.c (purge_empty_blocks): ... here.
3670 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3671 (maybe_tidy_empty_bb): Delete prototype.
3672 (purge_empty_blocks): Declare.
3674 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3676 PR rtl-optimization/42249
3677 * sel-sched.c (try_replace_dest_reg): When chosen register
3678 and original register is the same, do not bail out early, but
3679 still check all original insns for validity of replacing destination
3680 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3683 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3686 Port from no-undefined-overflow branch:
3687 2009-03-09 Richard Guenther <rguenther@suse.de>
3689 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3691 2010-01-14 Richard Guenther <rguenther@suse.de>
3694 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3696 2010-01-14 Ira Rosen <irar@il.ibm.com>
3698 PR tree-optimization/42709
3699 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3700 as scalar type in creation of constant vector operand.
3702 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3705 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3706 (check-parallel-%): Match `testsuite' directory component only
3709 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3711 PR translation/39521
3712 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3715 2010-01-13 Richard Guenther <rguenther@suse.de>
3717 PR tree-optimization/42730
3718 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3721 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3724 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3725 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3728 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3730 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3731 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3732 ___umulsi3_highpart.
3734 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3735 rather than schedule_insns if the pass is enabled.
3737 2010-01-13 Martin Jambor <mjambor@suse.cz>
3739 PR tree-optimization/42704
3740 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3743 2010-01-13 Martin Jambor <mjambor@suse.cz>
3745 PR tree-optimization/42703
3746 * tree-sra.c (analyze_access_subtree): Check that we can build a
3747 reference to the original data within the aggregate.
3749 2010-01-13 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/42705
3752 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3754 2010-01-13 Richard Guenther <rguenther@suse.de>
3757 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3759 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3762 * var-tracking.c (values_to_unmark): New variable.
3763 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3764 values_to_unmark vector. Moved body to...
3765 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3766 instead queue it into values_to_unmark vector.
3767 (vt_find_locations): Free values_to_unmark vector.
3769 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3771 * config/s390/s390.c (override_options): Set
3772 default of max-pending-list-length to 256
3774 2010-01-13 Richard Guenther <rguenther@suse.de>
3777 * tree-pass.h (PROP_gimple_lcx): New.
3778 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3779 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3780 before the final cleanup_eh.
3781 (dump_properties): Dump PROP_gimple_lcx.
3782 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3783 (tree_lower_complex_O0): Remove.
3784 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3785 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3786 tree_lower_complex, schedule TODO_update_ssa.
3787 * lto-streamer-out.c (output_function): Stream the functions
3789 * lto-streamer-in.c (input_function): Likewise.
3790 (lto_read_body): Do not override them here.
3792 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3795 * c-typeck.c (build_c_cast): Fold value cast to union type before
3796 wrapping it in a CONSTRUCTOR.
3798 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3800 PR rtl-optimization/42699
3801 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3804 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3806 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3807 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3808 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3809 SUBTARGET_WARN_UNUSED_SPEC): ... here
3810 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3812 2010-01-12 Julian Brown <julian@codesourcery.com>
3814 * config/arm/neon-schedgen.ml (Utils): Don't try to
3815 open missing module.
3816 (find_with_result): New.
3818 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3821 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3822 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3824 PR tree-optimization/42645
3825 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3826 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3827 decl_map, set processing_debug_stmt to -1 and return name without
3830 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3832 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3833 binutils version, and reword target configuration description.
3835 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3837 * config/avr/avr.h (LINKER_NAME): Remove.
3839 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3842 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3843 that support VSX, warn for -mno-altivec if vsx is not disabled,
3846 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3847 Shujing Zhao <pearly.zhao@oracle.com>
3849 PR translation/42469
3850 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3851 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3852 character between option name and help text.
3853 * c.opt (imultilib): Likewise.
3855 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3857 * lto-streamer-out.c (output_unreferenced_globals): Output static
3860 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3862 PR rtl-optimization/42621
3863 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3864 optimizing for size.
3865 (duplicate_computed_gotos): Remove now-redundant check.
3867 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3870 * configure.ac: Save and restore LDFLAGS and LIBS
3871 * configure: Regenerate.
3873 2010-01-10 Richard Guenther <rguenther@suse.de>
3876 * builtins.c (fold_builtin_strlen): Add type argument and
3877 convert the resulting length to it.
3878 (fold_builtin_1): Adjust.
3880 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3882 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3883 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3885 (num_insns_constant_wide): Adjust for that change.
3887 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3890 * web.c (union_defs): Add used argument, to combine uses of
3892 (entry_register): Adjust type and tests of used argument.
3893 (web_main): Widen used for new use. Pass it to union_defs.
3894 * df.h (union_defs): Adjust prototype.
3896 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3899 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3900 uses in new incoming argument. Free body.
3901 (reset_debug_uses_in_loop): New.
3902 (analyze_insn_to_expand_var): Call the latter if the former found
3903 anything. Fix whitespace. Reject invalid dest overlaps before
3904 going through all insns in the loop.
3906 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3909 * haifa-sched.c (dying_use_p): Debug insns don't count.
3911 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3914 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3915 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3916 (verify_gimple_call): Reject LHS in noreturn calls.
3918 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3922 * tree-vect-loop-manip.c (adjust_info): New type.
3923 (adjust_vec): New pointer to vector.
3924 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3925 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3926 (slpeel_update_phis_for_duplicate_loop): Use them.
3927 (slpeel_update_phi_nodes_for_guard1): Likewise.
3928 (slpeel_update_phi_nodes_for_guard2): Likewise.
3929 (slpeel_tree_peel_loop_to_edge): Likewise.
3930 (vect_update_ivs_after_vectorizer): Likewise.
3932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3934 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3935 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3937 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3939 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3940 bogus uninitialized warning.
3942 2010-01-09 Richard Guenther <rguenther@suse.de>
3945 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3946 the evolution is compatible with the initial condition.
3948 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3950 * gcc.c (process_command): Update copyright notice dates.
3951 * gcov.c (print_version): Likewise.
3952 * gcov-dump.c (print_version): Likewise.
3953 * mips-tfile.c (main): Likewise.
3954 * mips-tdump.c (main): Likewise.
3956 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3959 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3961 (rotlhi3_8): Delete.
3963 (rotlsi3_8): Delete.
3964 (rotlsi3_16): Delete.
3965 (rotlsi3_24): Delete.
3967 (*rotw<mode>3): New.
3968 (*rotb<mode>3): New.
3969 * config/avr/avr.c (avr_rotate_bytes): New function.
3970 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3972 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3975 * configure.ac: Modify -rdynamic check.
3976 * configure: Regenerate.
3978 2010-01-08 DJ Delorie <dj@redhat.com>
3980 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3981 register popping order.
3983 2010-01-08 Richard Guenther <rguenther@suse.de>
3986 * c.opt (fsigned-char): Also let LTO handle this option.
3987 (funsigned-char): Likewise.
3989 2010-01-07 Richard Guenther <rguenther@suse.de>
3991 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3992 (gimple_op): Likewise.
3993 (gimple_op_ptr): Likewise.
3994 (gimple_assign_set_lhs): Remove gcc_assert.
3995 (gimple_assign_set_rhs1): Likewise.
3996 (gimple_assign_set_rhs2): Likewise.
3997 (gimple_call_set_lhs): Likewise.
3998 (gimple_call_set_fn): Likewise.
3999 (gimple_call_set_fndecl): Likewise.
4000 (gimple_call_fndecl): Likewise.
4001 (gimple_call_return_type): Likewise.
4002 (gimple_call_set_chain): Likewise.
4003 (gimple_call_num_args): Likewise.
4004 (gimple_call_set_arg): Likewise.
4005 (gimple_cond_set_code): Likewise.
4006 (gimple_cond_set_lhs): Likewise.
4007 (gimple_cond_set_rhs): Likewise.
4008 (gimple_cond_set_true_label): Likewise.
4009 (gimple_cond_set_false_label): Likewise.
4010 (gimple_label_set_label): Likewise.
4011 (gimple_goto_set_dest): Likewise.
4012 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4013 (gimple_debug_bind_get_value): Likewise.
4014 (gimple_debug_bind_get_value_ptr): Likewise.
4015 (gimple_debug_bind_set_var): Likewise.
4016 (gimple_debug_bind_set_value): Likewise.
4017 (gimple_debug_bind_reset_value): Likewise.
4018 (gimple_debug_bind_has_value_p): Likewise.
4019 (gimple_return_retval_ptr): Remove gcc_assert.
4020 (gimple_return_retval): Likewise.
4021 (gimple_return_set_retval): Likewise.
4022 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4023 (safe_referenced_var_iterator): Remove.
4024 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4025 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4026 (fill_referenced_var_vec): Remove.
4027 (first_readonly_imm_use): Remove redundant gcc_assert.
4028 (phi_arg_index_from_use): Combine gcc_asserts.
4029 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4030 (first_imm_use_stmt): Remove redundant gcc_assert.
4031 * tree-cfg.c (verify_gimple_call): Verify function and chain
4032 operands. Verify arguments.
4033 (verify_types_in_gimple_stmt): Verify condition code and labels.
4035 2010-01-07 Richard Guenther <rguenther@suse.de>
4037 PR tree-optimization/42641
4038 * sese.c (rename_map_elt_info): Use the SSA name version, do
4041 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4043 PR tree-optimization/42625
4044 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4045 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4047 2010-01-07 Duncan Sands <baldrick@free.fr>
4049 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4051 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4054 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4055 note itself is not function_invariant_p.
4057 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4059 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4060 Do not add the DF_NOTE problem.
4061 * store-motion.c (execute_rtl_store_motion): Likewise.
4063 2010-01-07 Martin Jambor <mjambor@suse.cz>
4065 PR tree-optimization/42157
4066 * tree-sra.c (compare_access_positions): Stabilize sort if both
4067 accesses have integer types, return zero immediately if they are the
4070 2010-01-06 Richard Henderson <rth@redhat.com>
4073 * haifa-sched.c (add_to_note_list): Merge into ...
4074 (concat_note_lists): ... here, and ...
4075 (unlink_other_notes, rm_other_notes): Merge into...
4076 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4077 NOTE_INSN_EPILOGUE_BEG.
4079 2010-01-06 Richard Guenther <rguenther@suse.de>
4081 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4082 not inline regular functions into always-inline functions.
4084 2010-01-06 Nick Clifton <nickc@redhat.com>
4086 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4087 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4089 (OVERRIDE_OPTIONS): Delete.
4090 (OPTIMIZATION_OPTIONS): Define.
4091 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4092 * config/rx/rx.c (rx_handle_option): Issue an error message if
4093 -mcpu=rx200 and -fpu are used together.
4094 (rx_set_optimization_options): New function. Issue an error
4095 message if an optimization attribute attempts to reset the FPU/
4096 math optimization pairing.
4097 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4098 * config/rx/rx.opt: Set the default to 32-bit doubles.
4099 * config/rx/t-rx: Add multilibs for -nofpu option.
4100 * doc/invoke.texi: Update documentation of RX options.
4102 2010-01-06 Richard Guenther <rguenther@suse.de>
4104 * tree-ssa-pre.c (name_to_id): New global.
4105 (alloc_expression_id): Simplify SSA name handling.
4106 (lookup_expression_id): Likewise.
4107 (init_pre): Zero name_to_id.
4108 (fini_pre): Free it.
4110 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4112 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4114 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/sse.md (smaxv2di3): New.
4118 (umaxv2di3): Likewise.
4119 (sminv2di3): Likewise.
4120 (uminv2di3): Likewise.
4122 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4125 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4126 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4127 (legitimize_tls_address): Likewise.
4128 (sparc_tls_referenced_p): Likewise.
4129 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4130 and adjust calls to legitimize_pic_address.
4131 (legitimate_constant_p) Use sparc_tls_referenced_p.
4132 (legitimate_pic_operand_p): Likewise.
4133 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4134 (sparc_tls_symbol_ref_1): Delete.
4135 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4136 (legitimize_tls_address): Make static, handle CONST patterns.
4137 (legitimize_pic_address): Make static, remove unused parameter and
4138 adjust recursive calls.
4139 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4140 and adjust call to legitimize_pic_address.
4141 (sparc_output_mi_thunk): Likewise.
4143 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4144 H.J. Lu <hongjiu.lu@intel.com>
4147 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4148 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4149 operands to make them signed.
4152 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4155 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4156 GTU to GT for V4SI and V2DI.
4158 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4159 (umin<mode>3): Removed.
4161 (uminv4si3): Likewise.
4163 2010-01-05 Martin Jambor <mjambor@suse.cz>
4165 PR tree-optimization/42462
4166 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4167 current_function_decl to helper functions and macros.
4169 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4172 * flags.h: Don't include real.h.
4173 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4174 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4175 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4176 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4177 * dominance.c: Update copyright.
4178 * gimple.c (walk_gimple_op): Remove inline.
4179 * tree-ssa-reassoc.c: Include real.h.
4180 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4181 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4183 2010-01-05 Nick Clifton <nickc@redhat.com>
4185 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4186 register to push into the stack frame when the accumulator has to
4187 be saved during interrupts.
4189 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4191 * doc/invoke.texi: Remove the documentation about option
4193 * common.opt (Wunreachable-code): Preserved for backward
4195 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4196 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4197 the backward compatibility flag section.
4199 2010-01-05 Richard Guenther <rguenther@suse.de>
4201 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4203 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4206 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4208 PR tree-optimization/42508
4209 * tree-sra.c (convert_callers): Check for recursive call
4210 by comparing cgraph nodes instead of decls.
4211 (modify_function): Call ipa_modify_formal_parameters also
4212 on all same_body aliases.
4214 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4215 cgraph nodes when checking for same_body aliases.
4217 2010-01-05 Richard Guenther <rguenther@suse.de>
4219 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4220 allocation and lookup.
4221 (get_or_alloc_expr_for_constant): Likewise.
4222 (phi_translate): Sink allocation.
4224 2010-01-04 Richard Guenther <rguenther@suse.de>
4226 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4227 a new entry only if needed.
4228 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4229 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4231 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4233 (phi_translate): Handle CONSTANTs early.
4235 2010-01-04 Martin Jambor <mjambor@suse.cz>
4237 PR tree-optimization/42398
4238 * tree-sra.c (struct access): Removed flag grp_different_types.
4239 (dump_access): Do not dump the removed flag.
4240 (sort_and_splice_var_accesses): Do not set the removed flag.
4241 (sra_modify_expr): Check for type compatibility directly.
4243 2010-01-04 Martin Jambor <mjambor@suse.cz>
4245 PR tree-optimization/42366
4246 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4247 edges with variable number of parameters.
4248 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4249 flag instead of asserting it.
4250 (ipa_read_node_info): Read uses_analysis_done flag.
4252 2010-01-04 Richard Guenther <rguenther@suse.de>
4254 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4255 iterative_hash_* as intended.
4256 (vn_reference_compute_hash): Likewise. Simplify hashing
4258 (vn_reference_lookup_2): Likewise.
4259 (vn_nary_op_compute_hash): Likewise.
4260 (vn_phi_compute_hash): Likewise.
4261 (expressions_equal_p): Remove strange code.
4262 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4263 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4264 (bitmap_insert_into_set_1): Take value-id as parameter.
4265 (add_to_value): Pass it.
4266 (bitmap_insert_into_set): Likewise.
4267 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4269 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4272 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4273 (do_self_spec): For switches with SWITCH_IGNORE set set also
4274 SWITCH_IGNORE_PERMANENTLY.
4275 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4278 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4280 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4281 tree of an unreferenced global var.
4283 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4286 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4287 GTU to GT for V4SI and V2DI.
4289 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4290 (umin<mode>3): Removed.
4292 (uminv4si3): Likewise.
4294 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4297 * collect2.c (main): Turn on trace in collect2 if -v is passed
4300 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4302 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4303 description of expression operand.
4305 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4307 * configure.ac: Add install-html to target_list for Make-hooks.
4308 * configure: Regenerate.
4309 * fortran/Make-lang.in (F95_HTMLFILES): New.
4310 (fortran.html): Use it.
4311 (fortran.install-html): New.
4312 * Makefile.in (install-html): Add lang.install-html.
4313 * java/Make-lang.in (JAVA_HTMLFILES): New.
4314 (java.html): Use it.
4315 (java.install-html): New.
4316 * objc/Make-lang.in (objc.install-html): New.
4317 * objcp/Make-lang.in (obj-c++.install-html): New.
4318 * cp/Make-lang.in (c++.install-html): New.
4319 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4320 * lto/Make-lang.in (lto.install-html): New.
4322 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4325 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4327 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4329 PR rtl-optimization/41862
4330 * store-motion.c (store_killed_in_insn, compute_store_table,
4331 remove_reachable_equiv_notes, replace_store_insn,
4332 build_store_vectors): Ignore all DEBUG_INSNs.
4334 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4337 * common.opt: Add dumpdir.
4339 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4341 (option_map): Add --dumpdir.
4343 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4345 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4347 * opts.c (decode_options): Try dump_dir_name first if
4348 dump_base_name isn't an absolute path.
4349 (common_handle_option): Handle OPT_dumpdir.
4351 * toplev.c (dump_dir_name): New.
4352 (print_switch_values): Also ignore -dumpdir.
4354 * toplev.h (dump_dir_name): New.
4356 2010-01-03 Richard Guenther <rguenther@suse.de>
4358 PR tree-optimization/42589
4359 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4360 double-word expansion of bswap32.
4362 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4364 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4365 with BLOCK_FOR_INSN.
4366 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4367 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4368 noce_process_if_block): Likewise.
4369 * gcse.c (compute_local_properties, insert_expr_in_table,
4370 insert_set_in_table, canon_list_insert, find_avail_set,
4371 pre_insert_copy_insn): Likewise.
4373 * basic-block.h (BLOCK_NUM): Move from here...
4374 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4376 2010-01-03 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/42438
4379 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4380 contains_may_not_return_call flag.
4381 (BB_MAY_NOTRETURN): New.
4382 (valid_in_sets): Trapping nary operations are not valid
4383 in blocks that may not return.
4384 (insert_into_preds_of_block): Remove check for trapping expressions.
4385 (compute_avail): Compute also BB_MAY_NOTRETURN.
4387 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4389 * doc/invoke.texi: Add 2010 to copyright years.
4391 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4393 * config/sparc/sparc.c: Fix formatting nits.
4395 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4396 Alexander Monakov <amonakov@ispras.ru>
4398 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4400 2010-01-02 Richard Guenther <rguenther@suse.de>
4403 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4404 (simplify_switch_using_ranges): Mark to be removed edges
4407 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4409 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4411 * collect2.c (scan_libraries): Add missing argument in call to
4414 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4417 * config/alpha/predicates.md (aligned_memory_operand): Return false
4419 (unaligned_memory_operand): Return true for CQImode.
4420 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4421 doesn not cross aligned SImode word boundary.
4423 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4425 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4427 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4428 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4430 2010-01-02 Richard Guenther <rguenther@suse.de>
4433 * toplev.c (compile_file): Emit LTO marker properly. Change
4435 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4437 2010-01-01 Richard Guenther <rguenther@suse.de>
4440 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4442 2010-01-01 Richard Guenther <rguenther@suse.de>
4445 * c-decl.c (grokdeclarator): For zero-size arrays force
4446 structural equality checks as layout_type does.
4448 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4450 * builtins.c: Update copyright to 2010.
4452 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4455 * lto-streamer-out.c (produce_asm): Revert the last change.
4456 (copy_function): Likewise.
4458 * lto-streamer.c (lto_get_section_name): Skip any leading
4461 2010-01-01 Richard Guenther <rguenther@suse.de>
4464 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4468 Copyright (C) 2010 Free Software Foundation, Inc.
4470 Copying and distribution of this file, with or without modification,
4471 are permitted in any medium without royalty provided the copyright
4472 notice and this notice are preserved.