1 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6 Document GNU as requirement.
7 Update configure requirements.
8 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
10 Recomment IRIX 6.5.18+.
11 Document IDF/IDL requirement.
12 Document GNU as requirement.
13 Document GNU ld bootstrap failure.
14 Remove freeware.sgi.com reference.
16 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
19 UNIX V4.0, V5.0 obsoletion, removal.
20 Remove --with-gc=simple reference.
21 Update VM requirements during bootstrap.
22 Remove -oldas bootstrap description.
23 Update binutils reference.
24 Remove comparison failure note.
26 2010-03-31 Richard Guenther <rguenther@suse.de>
27 Zdenek Dvorak <ook@ucw.cz>
28 Sebastian Pop <sebastian.pop@amd.com>
31 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
32 with multiple arguments.
33 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
35 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
37 * graphite-dependences.c (print_pddr): Call print_pdr with an
39 * graphite-poly.c (debug_pdr): Add an extra argument for the
42 (print_pbb_domain): Same.
44 (print_scop_context): Same.
47 (debug_pbb_domain): Same.
51 (debug_scop_context): Same.
54 (print_scop_params): Same.
55 (debug_scop_params): Same.
56 (print_iteration_domain): Same.
57 (print_iteration_domains): Same.
58 (debug_iteration_domain): Same.
59 (debug_iteration_domains): Same.
60 (print_scattering_function): Same.
61 (print_scattering_functions): Same.
62 (debug_scattering_function): Same.
63 (debug_scattering_functions): Same.
64 * graphite-poly.h (debug_pdr): Update declaration.
66 (print_pbb_domain): Same.
68 (print_scop_context): Same.
71 (debug_pbb_domain): Same.
75 (debug_scop_context): Same.
78 (print_scop_params): Same.
79 (debug_scop_params): Same.
80 (print_iteration_domain): Same.
81 (print_iteration_domains): Same.
82 (debug_iteration_domain): Same.
83 (debug_iteration_domains): Same.
84 (print_scattering_function): Same.
85 (print_scattering_functions): Same.
86 (debug_scattering_function): Same.
87 (debug_scattering_functions): Same.
89 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
91 * graphite-poly.c (print_scattering_function_1): New.
92 (print_scattering_function): Call it.
93 (print_scop_params): Remove spaces at the end of lines.
96 * graphite-poly.h (print_cloog): Declared.
97 (debug_cloog): Declared.
99 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
101 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
103 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
104 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
105 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
106 to switch between adding the IV bump in loop->latch or in loop->header.
108 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
110 * graphite-poly.c (print_scattering_function): Pretty print following
113 (print_pbb_domain): Same.
114 (dump_gbb_cases): Same.
115 (dump_gbb_conditions): Same.
118 (print_scop_params): Same.
119 (print_scop_context): Same.
121 (print_pbb_body): New.
122 (lst_indent_to): New.
123 (print_lst): Start new lines with a #.
124 * graphite-poly.h (pbb_bb): New.
125 (pbb_index): Use pbb_bb.
126 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
128 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
130 2010-03-31 Jakub Jelinek <jakub@redhat.com>
132 * dwarf2out.c (size_of_die): For -gdwarf-4 use
133 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
134 and 0 instead of 1 for dw_val_class_flag.
135 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
136 dw_val_class_range_list, dw_val_class_loc_list,
137 dw_val_class_lineptr and dw_val_class_macptr, use
138 DW_FORM_flag_present for dw_val_class_flag and
139 DW_FORM_exprloc for dw_val_class_loc.
140 (output_die): For -gdwarf-4 print dw_val_class_loc
141 size as uleb128 instead of 1 or 2 bytes and don't print
142 anything for dw_val_class_flag.
144 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
145 instead of cselib_lookup following by tweaking locs->setting_insn.
148 * cselib.c (cselib_process_insn): Clear cselib_current_insn
149 even before returning from label, setjmp call or volatile asm
152 2010-03-31 Richard Guenther <rguenther@suse.de>
155 * cgraphunit.c (cgraph_output_in_order): Do not allocate
156 temporary data on stack.
158 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
160 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
161 (PUSHSECTION_ASM_OP): Remove.
162 (POPSECTION_ASM_OP): Remove.
163 (PUSHSECTION_FORMAT): Remove.
164 * config/sol2.h (PUSHSECTION_FORMAT): Define.
165 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
166 * config/sol2.c (solaris_output_init_fini): Use it.
168 2010-03-31 Jie Zhang <jie@codesourcery.com>
171 * opt-functions.awk (var_type_struct): Use signed char type
172 for simple variables.
174 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
176 * config/sol2.c: Include output.h.
177 (solaris_assemble_visibility): New function.
178 * config/t-sol2 (sol2.o): Add output.h dependency.
179 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
180 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
183 2010-03-31 Jakub Jelinek <jakub@redhat.com>
186 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
187 V2SImode or XFmode on PRE_DEC.
190 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
193 2010-03-31 Jie Zhang <jie@codesourcery.com>
196 * reload.h (caller_save_initialized_p): Declare.
197 * toplev.c (backend_init_target): Don't call
198 init_caller_save but set caller_save_initialized_p
200 * caller-save.c (caller_save_initialized_p): Define.
201 (init_caller_save): Check caller_save_initialized_p.
202 * ira.c (ira): Call init_caller_save if flag_caller_saves.
204 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
207 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
208 and soft-fp/t-softfp to tmake_file.
209 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
210 (LIBGCC2_TF_CEXT): Define.
213 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
216 * cselib.c (n_useless_values): Document handling of debug locs.
217 (n_useless_debug_values, n_debug_values): New variables.
218 (new_elt_loc_list): Don't add to debug values, keep count.
219 (promote_debug_loc): New.
220 (cselib_reset_table): Zero new variables.
221 (entry_and_rtx_equal_p): Promote debug locs.
222 (discard_useless_locs): Increment n_useless_debug_values for
224 (remove_useless_values): Adjust n_useless_values and n_debug_values
225 with n_useless_debug_values.
226 (add_mem_for_addr): Promote debug locs.
227 (cselib_lookup_mem): Likewise.
228 (cselib_lookup_addr): Renamed to...
229 (cselib_lookup_addr_1): ... this. Promote debug locs.
231 (cselib_log_lookup): ... this. Turn into...
232 (cselib_lookup_addr): ... new wrapper.
233 (cselib_lookup_from_insn): New.
234 (cselib_invalidate_regno): Increment n_useless_debug_values for
236 (cselib_invalidate_mem): Likewise.
237 (cselib_process_insn): Take n_deleted and n_debug_values into
238 account to guard remove_useless_value call.
239 (cselib_finish): Zero n_useless_debug_values.
240 * cselib.h (cselib_lookup_from_insn): Declare.
241 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
242 (sched_analyze_2): Likewise.
244 2010-03-30 Jakub Jelinek <jakub@redhat.com>
246 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
248 (adjust_mems): Replace narrowing SUBREG of expression containing
249 just PLUS, MINUS, MULT and ASHIFT of registers and constants
250 with operations in the narrower mode.
253 * var-tracking.c (dataflow_set_clear_at_call): Invalidate
254 just regs_invalidated_by_call instead all call_used_reg_set
257 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
260 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
261 pointer comparisons with types_compatible_p.
262 * tree-vect-stmts.c (vectorizable_call): Same.
263 (vectorizable_condition): Same.
265 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
267 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
268 stack check if the mask would be zero.
270 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
271 Jack Howarth <howarth@bromo.med.uc.edu>
273 * tree-profile.c (tree_init_ic_make_global_vars): Make static
276 2010-03-30 Joseph Myers <joseph@codesourcery.com>
279 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
281 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
282 Include ___unordxf2 and ___unordtf2.
283 * config/i386/libgcc-glibc.ver: Do not define inheritance from
286 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
288 * config/lm32/t-lm32: New file.
289 * config.gcc: Use the above file when targetting lm32.
291 2010-03-28 Duncan Sands <baldrick@free.fr>
293 * Makefile.in (PLUGIN_HEADERS): Add except.h.
295 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
298 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
299 Improve vectorization cost model diagnostic.
301 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
304 * tree-vect-data-refs.c (vect_analyze_data_refs): When
305 compute_data_dependences_for_loop returns false, early exit
306 and output an extra diagnostic for the failed data reference
309 2010-03-29 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/43560
312 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
314 (can_sm_ref_p): Treat stores to readonly locations as
317 2010-03-29 Jie Zhang <jie@codesourcery.com>
320 * toplev.c (process_options): Set optimization_default_node
321 and optimization_current_node.
322 * opts.c (decode_options): Don't set optimization_default_node
323 and optimization_current_node.
325 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
327 * config/rtems.h: Abandon -qrtems_debug.
329 2010-03-28 Jan Hubicka <jh@suse.cz>
331 PR tree-optimization/43505
332 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
333 map should not be copied.
335 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
338 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
339 cdtors, set DECL_PRESERVE_P.
340 * ipa.c (cgraph_externally_visible_p): Return true if declaration
343 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
345 PR tree-optimization/43528
346 * stor-layout.c (place_field): Check that constant fits into
347 unsigned HWI when skipping calculation of MS bitfield layout.
349 2010-03-27 Jan Hubicka <jh@suse.cz>
352 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
353 notice_global_symbol work.
355 2010-03-27 Jakub Jelinek <jakub@redhat.com>
357 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
358 instead of dwarf2out_decl.
359 (struct var_loc_node): Remove section_label field.
360 (dwarf2out_function_decl): New function.
361 (dwarf2out_var_location): Don't set section_label field.
362 (dwarf2out_begin_function): Don't empty decl_loc_table here.
364 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
366 PR tree-optimization/43544
367 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
368 First argument for builtin vectorized function hook is now a
369 tree to be able to distinguish between machine specific and
371 * targhooks.c (default_builtin_vectorized_function): Ditto.
372 * targhooks.h (default_builtin_vectorized_function): Ditto.
373 * target.h (struct gcc_target): Ditto.
374 * tree-vect-stmts.c (vectorizable_function): Ditto.
375 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
376 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
379 2010-03-26 Joseph Myers <joseph@codesourcery.com>
382 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
383 nested binding iff it is a FUNCTION_DECL.
384 (store_parm_decls_newstyle): Pass nested=true to bind for
385 FUNCTION_DECLs amongst parameters.
387 2010-03-26 Jakub Jelinek <jakub@redhat.com>
389 * var-tracking.c (vt_expand_loc_callback): Don't run
390 cselib_expand_value_rtx_cb in dummy mode if
391 cselib_dummy_expand_value_rtx_cb returned false.
393 * var-tracking.c (emit_note_insn_var_location): For one part
394 notes with offset 0, don't add EXPR_LIST around the location.
395 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
396 add_location_or_const_value_attribute): Adjust for that change.
399 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
400 into first operand and location into second.
401 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
402 dw_cfi_oprnd_loc for DW_CFA_expression.
403 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
404 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
405 assume first argument is regnum and second argument is location.
407 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
410 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
411 of scratch register to DImode. Split to DImode comparison operator.
412 Use SImode subreg of scratch register in the multiplication.
413 (*cmp_sadd_sidi): Ditto.
414 (*cmp_ssub_si): Ditto.
415 (*cmp_ssub_sidi): Ditto.
417 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
421 Remove invalid assert and wrong comment.
423 2010-03-26 Jakub Jelinek <jakub@redhat.com>
426 * flags.h (final_insns_dump_p): New extern.
427 * final.c (final_insns_dump_p): New variable.
428 (rest_of_clean_state): Set it before -fdump-final-insns=
429 dumping, clear afterwards.
430 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
431 MEM_ALIAS_SET on MEMs.
433 2010-03-26 David S. Miller <davem@davemloft.net>
435 * configure.ac: Fix sparc GOTDATA_OP bug check.
436 * configure: Rebuild.
438 2010-03-26 Alan Modra <amodra@gmail.com>
440 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
442 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
444 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
445 TLS_SECTION_ASM_FLAG.
447 2010-03-25 Jakub Jelinek <jakub@redhat.com>
450 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
451 Clear first_function_block_is_cold.
454 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
455 argument if the argument is truth_value_p.
457 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
459 * config/rs6000/constraints.md: Update copyright year for my changes.
462 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
463 used in reg+reg addressing, swap registers.
465 2010-03-24 Jakub Jelinek <jakub@redhat.com>
468 * target.h (struct gcc_target): Add code_end hook.
469 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
471 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
472 * toplev.c (compile_file): Call targetm.asm_out.code_end
473 hook before unwind info/debug info output.
474 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
475 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
476 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
477 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
478 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
479 * config/i386/i386.c (ix86_file_end): Renamed to...
480 (ix86_code_end): ... this. Make static. Don't call
481 file_end_indicate_exec_stack. Emit unwind info using
482 final_start_function/final_end_function.
483 (darwin_x86_file_end): Remove.
484 (TARGET_ASM_CODE_END): Define.
485 * config/i386/i386.h (TARGET_ASM_FILE_END,
486 NEED_INDICATE_EXEC_STACK): Don't define.
487 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
488 (TARGET_ASM_FILE_END): Define to darwin_file_end.
489 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
490 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
493 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
494 at the beginning and final_end_function at the end.
495 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
497 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
500 and Sun as TLS syntax.
501 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
502 * configure: Regenerate.
503 * config.in: Regenerate.
504 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
505 (default_elf_asm_named_section): Use it.
506 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
507 (i386_output_dwarf_dtprel): Likewise.
508 (output_addr_const_extra): Likewise.
509 (output_pic_addr_const): Lowercase @GOTTPOFF.
510 (output_addr_const_extra): Likewise.
511 (output_pic_addr_const): Lowercase @GOTNTPOFF.
512 (output_addr_const_extra): Likewise.
513 (output_pic_addr_const): Lowercase @INDNTPOFF.
514 (output_addr_const_extra): Likewise.
515 (output_pic_addr_const): Lowercase @NTPOFF.
516 (output_addr_const_extra): Likewise.
517 (output_pic_addr_const): Lowercase @TPOFF.
518 (output_addr_const_extra): Likewise.
519 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
520 (*tls_global_dynamic_64): Likewise.
521 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
522 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
524 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
525 (ASM_OUTPUT_TLS_COMMON): Use it.
526 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
529 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
530 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
531 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
532 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
533 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
534 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
536 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
538 * config/i386/i386.c (override_options): Don't accept
539 -mtls-dialect=sun any longer.
540 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
541 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
542 (*tls_local_dynamic_base_32_sun): Likewise.
543 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
545 2010-03-24 Jakub Jelinek <jakub@redhat.com>
548 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
549 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
552 * ira.c (adjust_cleared_regs): New function.
553 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
557 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
559 * expr.c (expand_expr_real): Restore previous
560 curr_insn_source_location and curr_insn_block after
561 expand_expr_real_1 call.
562 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
563 instead of expand_expr_real_1.
565 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
567 PR rtl-optimization/43413
568 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
571 2010-03-22 James E. Wilson <wilson@codesourcery.com>
574 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
575 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
577 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
579 * config/i386/i386.c (ix86_target_string): Add -mfma.
580 Fix a typo in comment.
582 2010-03-22 Mike Stump <mikestump@comcast.net>
585 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
586 Don't overly align based upon packed packed fields.
588 2010-03-22 Jason Merrill <jason@redhat.com>
590 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
591 Use () rather than [], and move before the element type.
593 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 * doc/configfiles.texi (Configuration Files): Removed
596 fixinc/Makefile*, intl/Makefile.*.
597 * doc/makefile.texi: Fixed markup. Abstract from version
599 (Makefile): Removed obsolete gcc/java/parse.y example.
600 * doc/sourcebuild.texi: Likewise.
601 (Top Level): Added config, gnattools, libdecnumber, libgcc,
602 libgomp, libssp. Removed fastjar.
603 (Miscellaneous Docs): Clarify location.
604 Added COPYING3, COPYING3.LIB.
605 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
607 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
610 * config/i386/i386.c (x86_function_profiler)
611 [!NO_PROFILE_COUNTERS]: Fix typo.
612 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
615 2010-03-22 Janis Johnson <janis187@us.ibm.com>
616 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
618 * doc/sourcebuild.texi (Test Directives): Split into six
619 subsections, with most of the current text in new subsections
620 Directives, Selectors, and Final Actions.
621 (Directives): Split list of test directives into multiple
623 (Selectors): Describe use and syntax of selectors.
624 (Effective-Target Keywords): Describe all existing keywords.
625 (Add Options): Describe features for dg-add-options.
626 (Require Support): Describe variants of dg-require-support.
627 (Final Actions): Describe commands to use in dg-final.
629 2010-03-22 Michael Matz <matz@suse.de>
632 * recog.c (validate_replace_rtx_group): Replace also in
633 REG_EQUAL and REG_EQUIV notes.
635 2010-03-22 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/43390
638 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
639 sure vector extracts are type correct.
641 2010-03-22 Richard Guenther <rguenther@suse.de>
644 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
645 x * sqrt (x) even when optimizing for size if the target
646 has native support for sqrt.
648 2010-03-22 Jakub Jelinek <jakub@redhat.com>
650 * varasm.c (make_decl_rtl_for_debug): Also clear
651 flag_mudflap for the duration of make_decl_rtl call.
654 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
655 locs from preserved VALUEs.
657 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
660 * pa.md (movmemsi): Set align to one if zero.
661 (movmemdi): Likewise.
663 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
666 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
667 with their corresponding prologue pushes.
669 2010-03-20 Andrew Pinski <pinskia@gmail.com>
672 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
673 at the begining or end.
674 (spu_expand_epilogue): Likewise.
676 2010-03-20 Richard Guenther <rguenther@suse.de>
678 PR rtl-optimization/43438
679 * combine.c (make_extraction): Properly zero-/sign-extend an
680 extraction of the low part of a CONST_INT. Also handle
683 2010-03-19 Mike Stump <mikestump@comcast.net>
685 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
686 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
687 (override_options): Use SUBTARGET32_DEFAULT_CPU.
689 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
692 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
695 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
697 PR rtl-optimization/42258
698 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
699 use that may match DEF.
702 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
703 the cost of loading the constant rather than assuming
705 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
706 outer code is AND, do the same tests as the andsi3 expander and
707 return COSTS_N_INSNS (1) if and is cheap.
709 * optabs.c (avoid_expensive_constant): Fix formatting.
711 2010-03-19 Michael Matz <matz@suse.de>
714 * attribs.c (decl_attributes): When rebuilding a function pointer
715 type use the same qualifiers as the original pointer type.
717 2010-03-19 Martin Jambor <mjambor@suse.cz>
719 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
720 and is_gimple_ip_invariant_address.
722 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
725 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
727 * config/arm/arm.c (arm_override_options): Turn off
728 flag_dwarf2_cfi_asm for AAPCS variants.
730 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
733 * config/arm/arm.c (emit_multi_reg_push): Update comments.
734 Use PRE_MODIFY instead of PRE_DEC.
735 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
736 (vfp_emit_fstmd): Likewise.
738 2010-03-19 Michael Matz <matz@suse.de>
741 * builtins.c (expand_builtin_interclass_mathfn,
742 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
745 2010-03-19 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/43415
748 * tree-ssa-pre.c (phi_translate): Split out worker to ...
749 (phi_translate_1): ... this.
750 (phi_translate): Move all caching here. Cache all NARY
751 and REFERENCE translations.
753 2010-03-19 David S. Miller <davem@davemloft.net>
755 With help from Eric Botcazou.
756 * config/sparc/sparc.c: Include dwarf2out.h.
757 (emit_pic_helper): Delete.
758 (pic_helper_symbol_name): Delete.
759 (pic_helper_emitted_p): Delete.
760 (pic_helper_needed): New.
761 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
762 (get_pc_thunk_name): New.
763 (load_pic_register): Remove 'delay_pic_helper' arg. Use
764 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
765 Set pic_helper_needed to true. Don't call emit_pic_helper.
766 (sparc_expand_prologue): Update load_pic_register call.
767 (sparc_output_mi_thunk): Likewise.
768 (sparc_file_end): Emit a hidden comdat symbol for the PIC
769 thunk if possible. Output CFI information as needed.
771 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
772 Jack Howarth <howarth@bromo.med.uc.edu>
775 * config/i386/i386.h: Fix ABI on darwin x86-32.
777 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
779 * tree.h: Declare make_decl_rtl_for_debug.
780 * varasm.c (make_decl_rtl_for_debug): New.
781 * dwarf2out.c (rtl_for_decl_location): Call it.
782 * cfgexpand.c (expand_debug_expr): Call it.
784 2010-03-18 Jakub Jelinek <jakub@redhat.com>
787 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
791 * var-tracking.c (vt_init_cfa_base): Do nothing if
792 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
794 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
797 * var-tracking.c (canonicalize_vars_star): New.
798 (dataflow_post_merge_adjust): Use it.
800 2010-03-18 Jakub Jelinek <jakub@redhat.com>
803 * var-tracking.c (non_suitable_const): New function.
804 (add_uses): For DEBUG_INSNs with constants, don't record any
805 value, instead just the constant value itself.
806 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
807 is not VAR_LOC_UNKNOWN_P, set var to the constant.
808 (emit_notes_in_bb): Likewise.
809 (emit_note_insn_var_location): For onepart variables if
810 cur_loc is a VOIDmode constant, use DECL_MODE.
812 2010-03-18 Martin Jambor <mjambor@suse.cz>
815 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
816 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
817 all non-clones. Moved call redirection...
818 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
819 (cgraph_materialize_all_clones): Dispose of all
820 combined_args_to_skip bitmaps.
821 (verify_cgraph_node): Do not check for edges pointing to wrong
822 nodes in inline clones.
823 * tree-inline.c (copy_bb): Call
824 cgraph_redirect_edge_call_stmt_to_callee.
825 * ipa.c (cgraph_remove_unreachable_nodes): Call
826 cgraph_node_remove_callees even when there are used clones.
828 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
830 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
832 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
835 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
838 2010-03-18 Michael Matz <matz@suse.de>
841 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
842 into sqrt(x) if we need to preserve signed zeros.
844 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
845 Eric Botcazou <ebotcazou@adacore.com>
847 PR rtl-optimization/43360
848 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
849 note if we don't know its invariant status.
851 2010-03-18 Michael Matz <matz@suse.de>
853 PR tree-optimization/43402
854 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
855 PHI chains of ssa names registered for update.
857 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
860 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
861 non-offsettable and pre_modify update addressing.
862 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
863 and "2" alternatives "#".
864 (*movdd_softfloat32): Make all alternatives "#";
865 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
866 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
867 (*movdf_softfloat32): Make all alternatives "#";
868 (movdi): Use the new DIFD mode iterator to create a common splitter
869 for movdi, movdf and movdd patterns.
871 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
873 * common.opt (dumpdir): Remove redundant tab.
875 2010-03-17 Martin Jambor <mjambor@suse.cz>
877 PR tree-optimization/43347
878 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
879 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
881 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
883 PR rtl-optimization/42216
884 * regrename.c (create_new_chain): New function, broken out from...
885 (scan_rtx_reg): ... here. Call it. Handle the case where we are
886 appending a use to an empty chain.
887 (build_def_use): Remove previous changes that convert OP_INOUT to
888 OP_OUT operands; instead detect the case where an OP_INOUT operand
889 uses a previously untracked register and create an empty chain for it.
891 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
893 * doc/extend.texi (Function Attributes): Rewrite unfinished
894 sentence in ms_abi documentation.
896 2010-03-17 Alan Modra <amodra@gmail.com>
898 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
899 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
900 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
901 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
903 2010-03-16 Richard Henderson <rth@redhat.com>
906 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
907 (lower_try_finally): Save and restore eh_seq around the expansion
910 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
912 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
913 statements before splitting block.
915 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * doc/sourcebuild.texi (Testsuites): Fix markup.
918 Use pathnames relative to gcc/testsuite.
919 (Test Directives): Move description of how timeout is determined.
920 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
921 (C Tests): Correct gcc.misc-tests directory.
922 Framework tests now live in gcc.test-framework.
924 2010-03-16 Richard Guenther <rguenther@suse.de>
927 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
928 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
930 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
931 Alexandre Oliva <aoliva@redhat.com>
933 PR tree-optimization/42917
934 * lambda-code.c (remove_iv): Skip debug statements.
935 (lambda_loopnest_to_gcc_loopnest): Likewise.
936 (not_interesting_stmt): Debug statements are not interesting.
938 2010-03-16 Jakub Jelinek <jakub@redhat.com>
942 * cselib.c (cselib_preserve_constants,
943 cfa_base_preserved_val): New static variables.
944 (preserve_only_constants): New function.
945 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
946 clear its REG_VALUES. If cselib_preserve_constants, don't
947 empty the whole hash table, but preserve there VALUEs with constants,
948 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
949 (cselib_preserve_cfa_base_value): New function.
950 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
951 (cselib_init): Change argument to int bitfield. Set
952 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
954 (cselib_finish): Clear cselib_preserve_constants and
955 cfa_base_preserved_val.
956 * cselib.h (enum cselib_record_what): New enum.
957 (cselib_init): Change argument to int.
958 (cselib_preserve_cfa_base_value): New prototype.
959 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
960 * dse.c (dse_step1): Likewise.
961 * cfgcleanup.c (thread_jump): Likewise.
962 * sched-deps.c (sched_analyze): Likewise.
963 * gcse.c (local_cprop_pass): Likewise.
964 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
965 If FN is non-NULL, call the callback always and whenever it returns
966 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
967 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
968 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
969 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
970 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
971 * var-tracking.c: Include recog.h.
972 (bb_stack_adjust_offset): Remove.
973 (vt_stack_adjustments): Don't call it, instead just gather the
974 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
975 (adjust_stack_reference): Remove.
976 (compute_cfa_pointer): New function.
977 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
978 (struct adjust_mem_data): New type.
979 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
981 (get_address_mode): New function.
982 (replace_expr_with_values): Use it.
983 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
984 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
985 (adjust_sets): Remove.
986 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
987 Use get_address_mode.
988 (get_adjusted_src): Remove.
989 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
990 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
991 (add_with_sets): Don't call adjust_sets.
992 (fp_setter, vt_init_cfa_base): New functions.
993 (vt_initialize): Change return type to bool. Move most of pool etc.
994 initialization to the beginning of the function from end. Pass
995 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
996 If !frame_pointer_needed, call vt_stack_adjustment before mos
997 vector is filled, call vt_init_cfa_base if argp/framep has been
998 eliminated to sp. If frame_pointer_needed and argp/framep has
999 been eliminated to hard frame pointer, set
1000 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1001 encountering fp setter in the prologue. For MO_ADJUST, call
1002 log_op_type before pusing the op into mos vector, not afterwards.
1003 Call adjust_insn before cselib_process_insn/add_with_sets,
1004 call cancel_changes (0) afterwards.
1005 (variable_tracking_main_1): Adjust for vt_initialize calling
1006 vt_stack_adjustments and returning whether it succeeded or not.
1008 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1010 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1013 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1015 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1017 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1018 drap_reg has not been set.
1020 2010-03-15 Michael Matz <matz@suse.de>
1023 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1024 use it to expand block copies.
1025 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1026 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1027 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1029 2010-03-15 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/43367
1032 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1035 2010-03-15 Richard Guenther <rguenther@suse.de>
1037 PR tree-optimization/43317
1038 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1040 2010-03-15 Martin Jambor <mjambor@suse.cz>
1042 PR tree-optimization/43141
1043 * tree-sra.c (create_abstract_origin): New function.
1044 (modify_function): Call create_abstract_origin.
1046 2010-03-15 Chris Demetriou <cgd@google.com>
1048 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1051 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1054 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1055 call insert_out_of_ssa_copy for default definitions.
1057 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1059 * graphite-clast-to-gimple.c (my_long_long): Defined.
1060 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1061 * graphite-sese-to-poly.c (my_long_long): Defined.
1062 (scop_ivs_can_be_represented): Use it.
1064 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1066 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1067 graphite-max-bbs-per-function, and loop-block-tile-size.
1068 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1070 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1072 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1074 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1075 forward declaration.
1076 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1077 (add_upper_bounds_from_estimated_nit): New.
1078 (build_loop_iteration_domains): Use it.
1080 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1082 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1084 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1087 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1088 should be an INTEGER_CST. Also handle CASE_CONVERT.
1090 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1092 * graphite.c (graphite_initialize): To bound the number of bbs per
1093 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1094 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1095 * doc/invoke.texi: Document it.
1097 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1099 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1100 * graphite-sese-to-poly.h (build_poly_scop): Same.
1102 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1104 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1105 the number of parameters in the scop. Use as an upper bound
1106 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1107 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1108 * doc/invoke.texi: Document it.
1110 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1112 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1113 * doc/c-tree.texi: Remove.
1114 * doc/generic.texi: Merge c-tree.texi here.
1115 * doc/gccint.texi (Trees): Remove menu entry.
1116 (c-tree.texi): Remove @include.
1117 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1118 * doc/languages.texi (Reading RTL): Ditto.
1120 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1123 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1125 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1128 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1129 code added to work around reload clobbering CONST insns.
1131 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1133 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1134 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1135 (cselib_preserve_only_values): Remove retain argument, don't
1136 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1137 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1138 * var-tracking.c (micro_operation): Move insn field before union.
1139 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1140 (struct variable_tracking_info_def): Remove n_mos field, change
1141 mos into a vector of micro_operations.
1142 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1143 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1144 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1145 changing into a vector.
1146 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1147 come before all other uops generated by add_stores.
1148 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1150 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1151 a vector. Run just one pass over the bbs instead of separate counting
1152 and computation phase.
1153 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1156 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1157 into *nonlocalized_list vector.
1158 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1159 even if origin is non-NULL.
1160 (gen_variable_die): Likewise.
1161 (process_scope_var): Don't change origin.
1162 (gen_decl_die): Likewise.
1163 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1164 before adding new edges instead of after it, fix moving over
1167 2010-03-11 David S. Miller <davem@davemloft.net>
1169 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1171 * configure: Rebuild.
1173 2010-03-11 Martin Jambor <mjambor@suse.cz>
1175 PR tree-optimization/43257
1176 * tree.c (assign_assembler_name_if_neeeded): New function.
1177 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1179 * tree.h (assign_assembler_name_if_neeeded): Declare.
1180 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1181 the function if needed.
1183 2010-03-11 Chris Demetriou <cgd@google.com>
1185 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1186 include/stdint-gcc.h, and include/stdint.h world-readable.
1188 2010-03-11 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/43255
1191 * tree-vrp.c (process_assert_insertions_for): Do not insert
1192 asserts for trivial conditions.
1194 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1196 PR tree-optimization/43280
1197 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1198 generation. Move calculation of size out of the if branch.
1199 (find_bswap): Modify compare number generation.
1201 2010-03-11 Richard Guenther <rguenther@suse.de>
1204 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1205 (input_gimple_stmt): Fixup handled component types during
1206 operand read. Also fix up decls in ADDR_EXPRs.
1208 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1210 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1211 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1213 2010-03-10 Jan Hubicka <jh@suse.cz>
1216 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1217 * varasm.c (get_variable_section): Don't do that here...
1218 (make_decl_rtl): ... and here.
1219 (do_assemble_alias): Produce decl RTL.
1220 (assemble_alias): Likewise.
1222 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1225 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1226 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1228 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1229 (based_loc_descr): Only express drap or vdrap regno based expressions
1230 using DW_OP_fbreg when not optimizing.
1231 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1232 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1233 REG_CFA_SET_VDRAP note.
1235 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1237 PR tree-optimization/43236
1238 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1239 error in calculation of base address in reverse iteration case.
1240 (generate_builtin): Take number of latch executions if the statement
1243 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1246 * tree-eh.c: Include pointer-set.h.
1247 (lower_eh_dispatch): Filter out duplicate case labels and
1248 remove the unneeded edge when the label is unused. Return
1249 true when some edges are removed.
1250 (execute_lower_eh_dispatch): When any lowering resulted in
1251 removing an edge, also delete unreachable blocks.
1253 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1256 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1257 UNSPEC_MACHOPIC_OFFSET.
1259 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1262 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1263 (m68k_delegitimize_address): New function.
1265 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1268 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1271 * var-tracking.c (adjust_sets): New function.
1272 (count_with_sets, add_with_sets): Use it.
1273 (get_adjusted_src): New inline function.
1274 (add_stores): Use it.
1277 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1278 call cselib_dummy_expand_value_rtx_cb instead of
1279 cselib_expand_value_rtx_cb.
1282 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1283 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1284 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1285 and .cfi_endproc around the pic thunks.
1286 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1287 all queued unwind info register saves are saved before the call.
1288 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1289 considered as sp-=4 for unwind info and the pop as sp+=4 which
1290 also clobbers dest, but doesn't actually restore it.
1293 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1294 RTX_FRAME_RELATED_P.
1296 2010-03-09 Jie Zhang <jie@codesourcery.com>
1298 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1299 whitespaces in output template.
1301 2010-03-09 Jie Zhang <jie@codesourcery.com>
1303 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1306 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1308 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1309 builtins.exp in a separate job.
1311 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1313 * graphite-sese-to-poly.c (add_param_constraints): Use
1314 lower_bound_in_type and upper_bound_in_type.
1316 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1318 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1319 instead of unsigned_type_node.
1321 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1322 Reza Yazdani <reza.yazdani@amd.com>
1325 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1326 on pointer type parameters.
1328 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1332 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1333 handle conversions from pointer to integers.
1334 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1335 induction variable, to be able to work with code generated by CLooG.
1336 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1337 (build_poly_scop): Bail out if we cannot codegen a loop.
1339 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1341 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1342 code generation with gloog_error.
1344 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1346 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1347 Call fold_convert on all the returned values.
1348 (expand_scalar_variables_expr): Pass to
1349 expand_scalar_variables_ssa_name the type of the resulting expression.
1351 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1353 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1354 ppl_min_for_le_pointset.
1355 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1356 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1360 * graphite-dependences.c (map_into_dep_poly): Removed.
1361 (dependence_polyhedron_1): Use combine_context_id_scat.
1363 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1365 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1366 (struct poly_bb): Same.
1367 (combine_context_id_scat): New.
1369 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1372 * sese.c (name_defined_in_loop_p): Return false for default
1375 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1377 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1378 and clean up the logic.
1380 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1382 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1385 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1387 * var-tracking.c (remove_cselib_value_chains): Define only for
1389 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1390 delete_slot_part, emit_notes_for_differences_1): Don't call
1391 remove_cselib_value_chains here.
1392 (set_slot_part, emit_notes_for_differences_2): Don't call
1393 add_cselib_value_chains here.
1394 (preserved_values): New vector.
1395 (preserve_value): New function.
1396 (add_uses, add_stores, vt_add_function_parameters): Use it
1397 instead of cselib_preserve_value.
1398 (changed_values_stack): New vector.
1399 (check_changed_vars_0): New function.
1400 (check_changed_vars_1, check_changed_vars_2): Use it.
1401 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1402 changed_values_stack VALUEs.
1403 (vt_emit_notes): For all preserved_values call
1404 add_cselib_value_chains. If ENABLE_CHECKING call
1405 remove_cselib_value_chains before verifying value_chains is empty.
1406 Initialize and free changed_values_stack.
1407 (vt_initialize): Initialize preserved_values.
1408 (vt_finalize): Free preserved_values.
1410 2010-03-08 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/43269
1413 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1416 2010-03-08 Martin Jambor <mjambor@suse.cz>
1418 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1419 (ipa_is_param_called): Removed.
1420 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1421 (ipa_print_node_params): Do not print the called flag.
1422 (ipa_write_node_info): Do not stream the called flag.
1423 (ipa_read_node_info): Likewise.
1425 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1428 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1429 * cselib.c (struct expand_value_data): Add dummy field.
1430 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1432 (cselib_dummy_expand_value_rtx_cb): New function.
1433 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1435 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1436 * var-tracking.c: Include pointer-set.h.
1437 (variable): Change n_var_parts to char from int. Add
1438 cur_loc_changed and in_changed_variables fields.
1439 (variable_canonicalize): Remove.
1440 (shared_var_p): New inline function.
1441 (unshare_variable): Maintain cur_loc_changed and
1442 in_changed_variables fields. If var was in changed_variables,
1443 replace it there with new_var. Just copy cur_loc instead of
1444 resetting it to something else.
1445 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1446 (dataflow_set_union): Don't call variable_canonicalize.
1447 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1448 of their DEBUG_EXPR_TREE_DECLs.
1449 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1450 and in_changed_variables and cur_loc_changed is false.
1451 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1452 and cur_loc_changed. Don't update cur_loc here.
1453 (variable_merge_over_src): Don't call variable_canonicalize.
1454 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1455 removing loc that is equal to cur_loc, clear cur_loc,
1456 set cur_loc_changed and ensure variable_was_changed is called.
1457 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1458 compare pointers in cur_loc check, if it is equal to loc,
1459 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1460 (variable_different_p): Remove compare_current_location argument,
1461 don't compare cur_loc.
1462 (dataflow_set_different_1): Adjust variable_different_p caller.
1463 (variable_was_changed): If dv had some var in changed_variables
1464 already, reset in_changed_variables flag for it and propagate
1465 cur_loc_changed over to the new variable. On empty var
1466 always set cur_loc_changed. Set in_changed_variables on whatever
1467 var is added to changed_variables.
1468 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1469 Use shared_var_p. When removing loc that is equal to cur_loc,
1470 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1471 end, don't set it to something else, just call variable_was_changed.
1472 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1473 loc being removed, clear cur_loc and set cur_loc_changed.
1474 Set cur_loc_changed if all locations have been removed.
1475 (struct expand_loc_callback_data): New type.
1476 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1477 allocated. Always create SUBREGs if simplify_subreg failed.
1478 Prefer to use cur_loc, when that fails and still in
1479 changed_variables (and seen first time) recompute it. Set
1480 cur_loc_changed of variables which had to change cur_loc and
1481 compute elcd->cur_loc_changed if any of the subexpressions used
1482 had to change cur_loc.
1483 (vt_expand_loc): Adjust to pass arguments in
1484 expand_loc_callback_data structure.
1485 (vt_expand_loc_dummy): New function.
1486 (emitted_notes): New variable.
1487 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1488 that weren't used for any other decl in current
1489 emit_notes_for_changes call call vt_expand_loc_dummy to update
1490 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1491 first loc_chain location if NULL before. Always use just
1492 cur_loc instead of first loc_chain location. When cur_loc_changed
1493 is false, when not --enable-checking=rtl just don't emit any note.
1494 When rtl checking, compute the note and assert it is the same
1495 as previous note. Clear cur_loc_changed and in_changed_variables
1496 at the end before removing from changed_variables.
1497 (check_changed_vars_3): New function.
1498 (emit_notes_for_changes): Traverse changed_vars to call
1499 check_changed_vars_3 on each changed var.
1500 (emit_notes_for_differences_1): Clear cur_loc_changed and
1501 in_changed_variables. Recompute cur_loc of new_var.
1502 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1503 (vt_emit_notes): Initialize and destroy emitted_notes.
1505 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1507 PR rtl-optimization/42220
1508 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1509 Use verify_reg_tracked to determine if we should use OP_OUT rather
1511 (build_def_use): If we see an in-out operand for a register that we
1512 know nothing about, treat is an output if possible, fail the block if
1515 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1518 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1521 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1524 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1525 uses of relevant DEFs that are dead outside the loop too.
1527 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1529 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1531 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1533 * var-tracking.c (values_to_unmark): New variable.
1534 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1535 values_to_unmark vector. Moved body to...
1536 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1537 instead queue it into values_to_unmark vector.
1538 (vt_find_locations): Free values_to_unmark vector.
1540 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1542 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1543 (site.exp): Export them when plugins are enabled.
1545 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1548 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1550 (chrec_fold_multiply): Same.
1552 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1555 * c-decl.c (build_compound_literal): Return early if init is
1558 2010-03-04 Martin Jambor <mjambor@suse.cz>
1560 PR tree-optimization/43164
1561 PR tree-optimization/43191
1562 * tree-sra.c (type_consists_of_records_p): Reject records with
1563 zero-size bit-fields at the end.
1565 2010-03-04 Mike Stump <mikestump@comcast.net>
1567 * Makefile.in (TAGS): Remove *.y.
1569 2010-03-04 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/40761
1572 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1574 (my_rev_post_order_compute): New function.
1575 (init_pre): Call it.
1577 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1580 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1581 decrease the cost of an IV candidate when the cost is infinite.
1583 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1585 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1586 Use '3DNow!' for the extension of that name, ensure normal space
1588 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1590 2010-03-03 Jeff Law <law@redhat.com>
1592 * PR middle-end/32693
1593 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1594 than gen_rtx_SUBREG.
1595 (extract_bit_field_1): Likewise.
1597 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1599 * doc/sourcebuild.texi (Test directives): Document that arguments
1600 include-opts and exclude-opts are now optional for dg-skip-if,
1601 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1603 2010-03-03 Jason Merrill <jason@redhat.com>
1606 * cgraph.h (varpool_node): Add extra_name field.
1607 * varpool.c (varpool_extra_name_alias): New.
1608 (varpool_assemble_decl): Emit extra name aliases.
1609 (varpool_mark_needed_node): Look past an extra name alias.
1610 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1611 * lto-streamer-in.c (lto_input_tree): Read it.
1612 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1614 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1616 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1617 (sparc*-*-solaris2*): ...this.
1619 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1622 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1623 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1624 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1625 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1628 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1629 fallthrough to default handling, just with want_address 0 instead of 2.
1630 For single element lists, add_AT_loc directly, otherwise create an
1631 artificial variable DIE and stick location list to it.
1634 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1635 (VAL_EXPR_HAS_REVERSE): Define.
1636 (reverse_op): New function.
1637 (add_stores): For reversible operations add an extra MO_VAL_USE.
1639 2010-03-02 Jason Merrill <jason@redhat.com>
1641 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1643 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1645 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1646 (sparc64-*-linux*): Likewise.
1647 (sparc64-*-solaris2*): Include assembler files before linker ones.
1648 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1649 * config/sparc/gas.h: Delete.
1650 * config/sparc/sol2-64.h: Add copyright notice.
1651 * config/sparc/sol2-gas-bi.h: Likewise.
1652 * config/sparc/sol2-gld.h: Likewise.
1653 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1654 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1655 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1656 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1657 (sparc_elf_asm_named_section): Rename into...
1658 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1660 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1662 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1664 2010-03-02 Jeff Law <law@redhat.com>
1667 * reload1.c (rtx_p, substitute_stack): Declare.
1668 (substitute): Record addresses of changed rtxs.
1669 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1670 Restore the original rtx when complete.
1671 (reload): Free subsitute_stack when complete.
1673 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1675 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1676 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1678 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1679 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1680 Torture Tests): Change from subsection to section.
1682 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1683 Steven Bosscher <steven@gcc.gnu.org>
1685 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1688 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1691 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1692 the assignment from the new induction variable to the assignment
1693 of the value from the original loop PHI function.
1695 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1696 Daniel Jacobowitz <dan@codesourcery.com>
1698 * doc/sourcebuild.texi (Test directives): Clarify options to
1701 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1703 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1704 Disable cfi directives unless GCC and gas agree on using read-only
1705 .eh_frame sections for 64-bit.
1706 * configure: Regenerate.
1708 2010-03-01 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/43220
1711 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1712 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1714 2010-03-01 Richard Guenther <rguenther@suse.de>
1715 Martin Jambor <mjambor@suse.cz>
1718 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1719 gimplified parameters.
1721 2010-03-01 Christian Bruel <christian.bruel@st.com>
1723 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1725 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1727 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1729 2010-03-01 Richard Guenther <rguenther@suse.de>
1732 * expr.c (expand_assignment): Use the alias-oracle to tell
1733 if the rhs aliases the result decl.
1735 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1738 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1739 to sol_gt_pch_get_address.
1740 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1741 64-bit, SPARC and x86.
1742 (sol_gt_pch_get_address): New function.
1744 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1746 * toplev.h (inform_n, error_n): Declare.
1747 * diagnostic.c (inform_n, error_n): New function.
1749 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1751 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1752 has no rtl yet when processing local_decls, queue it and recheck
1753 if deferred stack allocation hasn't assigned it rtl.
1755 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1757 * config/sh/sh.c (unspec_bbr_uid): New.
1758 (gen_block_redirect): Use it instead of INSN_UID.
1759 (gen_far_branch): Likewise.
1761 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1764 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1766 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1768 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1769 (Warning Options): -Wno-conversion-null is valid for
1770 Objective-C++ as well.
1771 * doc/tm.texi (Named Address Spaces): Likewise.
1772 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1773 * doc/tree-ssa.texi (Tree SSA): Likewise.
1775 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1778 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1779 by default. Don't set the default arch for
1780 i[34567]86-*-darwin*|x86_64-*-darwin*.
1782 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1785 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1786 default. Set the default 32bit/64bit archs with $with_arch
1787 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1789 2010-02-27 Richard Guenther <rguenther@suse.de>
1791 PR tree-optimization/43186
1792 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1793 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1794 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1795 unroller iterations.
1797 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1799 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1800 required and i[34567]86-*-* targets don't support 64bit ISA.
1802 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1805 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1808 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1810 * config.gcc: Set the default arch at least to Prescott for
1811 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1812 if SSE math is enabled.
1814 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1816 * diagnostic.c (diagnostic_initialize): Update.
1817 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1819 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1820 (diagnostic_inhibit_notes): New.
1821 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1823 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1826 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1827 * doc/standards.texi: Likewise.
1828 * doc/extend.texi: Likewise.
1829 * doc/trouble.texi: Likewise.
1830 * doc/cppopts.texi: Likewise.
1831 * doc/install.texi: Likewise.
1832 * c.opt (std=c90,std=gnu90): New options.
1833 * c-opts.c (c_common_handle_option): Handle them.
1835 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1838 * c-decl.c (undeclared_variable): Use an informative note.
1840 2010-02-26 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/43186
1843 * gimple.h (gimple_fold): Remove.
1844 * gimple.c (gimple_fold): Remove. Inline into single user ...
1845 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1846 Try harder for conditions.
1848 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1851 * function.c (used_types_insert): Don't skip through named pointer
1852 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1853 and it is different from the main variant's type.
1855 2010-02-26 Nick Clifton <nickc@redhat.com>
1857 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1859 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1861 * config.gcc: Support --with-fpmath=sse for x86.
1863 * config/i386/ssemath.h: New.
1865 * doc/install.texi (--with-fpmath=sse): Documented.
1867 2010-02-26 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/43188
1870 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1871 vector types of over-aligned element type.
1873 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1877 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1879 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1881 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1883 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1885 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1886 * var-tracking.c: Include diagnostic.h.
1887 (debug_dv): New function.
1888 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1891 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1892 (add_value_chain, add_value_chains, remove_value_chain,
1893 remove_value_chains): Handle DEBUG_EXPRs.
1894 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1897 * regcprop.c (struct queued_debug_insn_change): New type.
1898 (struct value_data_entry): Add debug_insn_changes field.
1899 (struct value_data): Add n_debug_insn_changes field.
1900 (debug_insn_changes_pool): New variable.
1901 (free_debug_insn_changes, apply_debug_insn_changes,
1902 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1903 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1904 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1906 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1908 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1909 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1910 changes, call cprop_find_used_regs via note_stores.
1911 (copyprop_hardreg_forward): When copying vd from predecessor
1912 which has any queued DEBUG_INSN changes, make sure the pointers are
1913 cleared. At the end call df_analyze and then if there are any
1914 DEBUG_INSN changes queued at the end of some basic block for still
1915 live registers, apply them.
1916 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1918 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1920 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1923 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1925 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1926 targets. Set the default with_cpu/with_arch from arch/cpu.
1927 Allow x86-64 and native for with_cpu/with_arch.
1929 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1931 * ebitmap.c: Change calls to verify_popcount with calls to
1932 sbitmap_verify_popcount.
1933 (ebitmap_clear_bit): Fixed map->cacheindex test and
1934 map>cache update when bit clearing results in an empty
1937 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1940 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1941 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1942 and support both V2DF and V2DI modes.
1943 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1944 support both V2DF and V2DI modes.
1945 (general): Delete trailing whitespace from a few patterns.
1947 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1948 V2DF/V2DI interleave high/low builtins.
1950 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1953 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1954 interleave high/low functions.
1956 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1958 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1959 #pragma extern_prefix.
1961 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1964 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1965 BLKmode, assert op0 is a MEM and just adjust its mode.
1968 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1969 if bitpos isn't multiple of mode's bitsize.
1971 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1973 * c.opt (-ftemplate-depth=): New.
1974 (-ftemplate-depth-): Deprecate.
1975 * optc-gen.awk: Handle -ftemplate-depth=.
1976 * opth-gen.awk: Likewise.
1977 * c-opts.c (c_common_handle_option): Likewise.
1978 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1980 2010-02-24 Jason Merrill <jason@redhat.com>
1982 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1984 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1986 * cfg.c (alloc_aux_for_block): Remove inline.
1987 (alloc_aux_for_edge): Likewise.
1989 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1993 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1995 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1996 * config/i386/sol2-gas.h: New file.
1997 * config.gcc (i[34567]86-*-solaris2*): Use it.
1999 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2002 * c-typeck.c (ep_convert_and_check): New.
2003 (build_conditional_expr): Use it.
2004 (build_binary_op): Likewise.
2006 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2008 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2011 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2012 bounds even for -O+.
2013 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2014 expr needs to have DECL_NAME set.
2016 2010-02-24 Nick Clifton <nickc@redhat.com>
2018 * config/mep/mep.c: Include gimple.h.
2019 (mep_function_uses_sp): Delete unused function.
2020 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2021 parameters. Use unsigned integers to count args. Return a
2022 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2024 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2027 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2028 greater or equal to nelt instead of 2 * nelt.
2029 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2032 2010-02-23 Jason Merrill <jason@redhat.com>
2035 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2036 in cfun->local_decls even if they have register types.
2039 * stor-layout.c (place_field): Don't warn about unnecessary
2040 DECL_PACKED if the type is packed.
2042 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2045 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2046 GOTOFF relocs, even when the base reg isn't pic pointer.
2048 2010-02-23 Michael Matz <matz@suse.de>
2051 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2052 (expand_gimple_basic_block): Generate and use debug temps if there
2053 are debug uses left after the last real use of TERed ssa names.
2054 Unlink debug immediate uses when they are expanded.
2056 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2059 * config/i386/i386.c (override_options): Reorganise to provide
2060 better error messages.
2062 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2065 * graphite-scop-detection.c (create_single_exit_edge): Move
2066 the call to find_single_exit_edge to....
2067 (create_sese_edges): ...here. Don't handle multiple edges
2068 exiting the function.
2069 (build_graphite_scops): Don't handle multiple edges
2070 exiting the function.
2072 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2075 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2076 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2078 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2081 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2083 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2086 * c-typeck.c (convert_arguments): Print declaration location.
2087 * c-common.c (validate_nargs): Rename as
2088 builtin_function_validate_nargs.
2089 (check_builtin_function_arguments): Update.
2091 2010-02-22 Richard Guenther <rguenther@suse.de>
2094 * tree-inline.c (declare_return_variable): Use the type of
2095 the call stmt lhs if available.
2097 2010-02-22 Duncan Sands <baldrick@free.fr>
2099 * passes.c (register_pass): Always consider all pass lists when
2100 ref_pass_instance_number is zero.
2102 2010-02-22 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/42749
2105 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2106 parameter. Do arithmetic in the original type.
2107 (update_accumulator_with_ops): Likewise.
2108 (adjust_accumulator_values): Adjust.
2110 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2112 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2113 (QI to BLKmode splitter): New splitter.
2115 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2117 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2118 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2120 2010-02-22 Richard Guenther <rguenther@suse.de>
2122 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2124 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2126 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2127 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2128 ($(T)crti.o, $(T)crtn.o): Remove rules.
2130 2010-02-21 Tobias Burnus <burnus@net-b.de>
2133 * doc/invoke.texi (-fassociative-math): Document that this
2134 option is automatically enabled for Fortran.
2136 2010-02-20 David S. Miller <davem@davemloft.net>
2138 * configure.ac: Test if linker and assembler properly support
2139 GOTDATA_OP relocations.
2140 * configure: Rebuild.
2141 * config.in: Likewise.
2142 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2143 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2144 (movsi_high_pic): Likewise.
2145 (movdi_lo_sum_pic): Likewise.
2146 (movdi_high_pic): Likewise.
2147 (movsi_pic_gotdata_op): New pattern.
2148 (movdi_pic_gotdata_op): Likewise.
2149 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2150 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2152 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2156 attribute to ssemul.
2157 (xop_mulv2div2di3_high): Ditto.
2159 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2162 * c.opt (Wconversion-null): New option.
2163 * doc/invoke.texi (Wconversion-null): Document.
2165 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2167 * common.opt (Wlarger-than-): Add Undocumented.
2169 2010-02-19 Mike Stump <mikestump@comcast.net>
2171 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2173 2010-02-19 Jason Merrill <jason@redhat.com>
2176 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2177 * configure: Likewise.
2179 2010-02-20 Alan Modra <amodra@gmail.com>
2182 * cgraph.h (cgraph_make_decl_local): Declare.
2183 * cgraph.c (cgraph_make_decl_local): New function.
2184 (cgraph_make_node_local): Use it.
2185 * cgraphunit.c (cgraph_function_versioning): Likewise.
2186 * ipa.c (function_and_variable_visibility): Likewise.
2188 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2191 * except.c (sjlj_emit_function_enter): Don't call
2192 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2194 * rtl.h (add_reg_br_prob_note): Remove prototype.
2196 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2199 * c-common.c (conversion_warning): Remove widening conversions
2200 before checking the conversion of integers to reals.
2202 2010-02-19 Mike Stump <mikestump@comcast.net>
2205 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2208 * cgraphunit.c (process_function_and_variable_attributes): Check
2209 DECL_PRESERVE_P instead of looking up attribute "used".
2210 * ipa-pure-const.c (check_decl): Likewise.
2211 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2212 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2213 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2214 instead of attribute "used".
2215 * config/sol2-c.c (solaris_pragma_init): Likewise.
2216 (solaris_pragma_fini): Likewise.
2218 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2220 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2221 Use XCNEW instead of xcalloc.
2222 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2223 XNEW instead of xmalloc.
2224 (get_fields): Use XNEWVEC instead of xmalloc.
2227 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2228 populate vars array.
2229 (create_new_general_access): For debug stmts just reset value.
2230 (get_stmt_accesses): For accesses within debug stmts just record them
2231 using add_access_to_acc_sites instead of preventing the peeling or
2232 counting them as accesses.
2235 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2237 2010-02-19 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/42916
2240 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2243 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2245 * configure.ac: Replace all uses of changequote in macro arguments
2246 with proper quoting.
2248 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2251 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2253 2010-02-19 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/42944
2256 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2257 test for aliasing with errno.
2259 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2262 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2263 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2264 * dojump.c: Include output.h.
2265 (inv): New inline function.
2266 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2267 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2268 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2269 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2270 argument, pass it down to other calls.
2271 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2272 add REG_BR_PROB note to the conditional jump.
2273 * cfgexpand.c (add_reg_br_prob_note): Removed.
2274 (expand_gimple_cond): Don't call it, add the probability
2275 as last argument to jumpif_1/jumpifnot_1.
2276 * Makefile.in (dojump.o): Depend on output.h.
2277 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2279 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2280 * stmt.c (do_jump_if_equal): Likewise.
2281 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2282 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2283 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2285 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2286 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2287 jumpifnot_1 callers.
2288 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2290 (store_expr): Adjust jumpifnot caller.
2291 (store_constructor): Adjust jumpif caller.
2294 * gimplify.c (gimple_boolify): For __builtin_expect call
2295 gimple_boolify also on its first argument.
2297 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2299 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2301 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2302 * configure: Regenerated.
2304 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2306 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2307 lang_hooks.types_compatible_p instead of comptypes.
2309 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2311 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2312 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2313 if __prefer_thumb__ is defined.
2315 2010-02-18 Martin Jambor <mjambor@suse.cz>
2317 PR tree-optimization/43066
2318 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2319 array with zero-sized element type.
2321 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2323 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2324 rtx, allocate struct var_loc_node here and return it to the
2325 caller, and only if it is actually needed.
2326 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2327 move it earlier and return immediately if it returns NULL.
2329 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2331 * config/sparc/gas.h: New file. Restore
2332 TARGET_ASM_NAMED_SECTION to its ELF default.
2333 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2335 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2336 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2337 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2338 after sparc/sysv4.h.
2340 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2342 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2344 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2346 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2347 patterns from predicated pattern.
2349 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2352 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2353 for insn mnemonic suffix.
2355 2010-02-17 Richard Guenther <rguenther@suse.de>
2357 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2360 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2363 * caller-save.c (save_call_clobbered_regs): If BB ends with
2364 a DEBUG_INSN, move any notes in between last real insn and the last
2365 DEBUG_INSN after the last DEBUG_INSN.
2367 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2369 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2370 Fix return type. Fix argument type. Explain meaning of return value.
2372 2010-02-16 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/41043
2375 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2376 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2378 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2380 2010-02-16 Ira Rosen <irar@il.ibm.com>
2382 PR tree-optimization/43074
2383 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2384 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2385 vectorizable cycles in hybrid SLP check.
2386 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2388 2010-02-16 Richard Guenther <rguenther@suse.de>
2390 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2391 (true_dependence): If memrefs_conflict_p computes must-alias
2392 trust it. Move TBAA check after offset-based disambiguation.
2393 (canon_true_dependence): Likewise.
2395 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2397 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2398 * doc/invoke.texi: Document it.
2399 * var-tracking.c: Include toplev.h and params.h.
2400 (vt_find_locations): Return bool indicating success. Compute
2401 hash sizes unconditionally. Check new parameter, report.
2402 (variable_tracking_main_1): Check vt_find_locations results and
2403 retry. Renamed from...
2404 (variable_tracking_main): ... this. New wrapper to preserve
2405 flag_var_tracking_assignments.
2406 * Makefile.in (var-tracking.o): Adjust dependencies.
2408 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2409 Jakub Jelinek <jakub@redhat.com>
2412 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2413 if weak_import attribute is present.
2414 * config/darwin.c (machopic_select_section): Likewise.
2416 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2419 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2420 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2421 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2423 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2425 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2428 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2429 Rewrite text to refer to the names.
2431 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2433 * config/i386/i386-builtin-types.def
2434 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2435 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2436 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2437 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2438 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2439 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2440 IX86_BUILTIN_VPERMIL2PS256.
2441 (MULTI_ARG_4_DF2_DI_I): Defined.
2442 (MULTI_ARG_4_DF2_DI_I1): Defined.
2443 (MULTI_ARG_4_SF2_SI_I): Defined.
2444 (MULTI_ARG_4_SF2_SI_I1): Defined.
2445 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2446 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2447 __builtin_ia32_vpermil2ps256.
2448 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2449 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2450 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2451 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2452 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2453 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2454 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2455 CODE_FOR_xop_vpermil2v8sf3.
2456 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2457 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2458 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2459 (_mm256_permute2_pd): New.
2460 (_mm_permute2_ps): New.
2461 (_mm256_permute2_ps): New.
2463 2010-02-15 Nick Clifton <nickc@redhat.com>
2465 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2466 boolean parameters. Use emit_jump_insn when emitting a pop
2467 instruction containing a return insn.
2468 (push): Use 'true' rather than '1' as second parameter to F.
2469 (h8300_expand_prologue): Likewise.
2470 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2471 (h8300_expand_epilogue): Likewise.
2473 2010-02-15 Richard Guenther <rguenther@suse.de>
2476 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2479 2010-02-15 Nick Clifton <nickc@redhat.com>
2481 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2484 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2486 * intl.c (fake_ngettext): New function.
2487 * intl.h (fake_ngettext): Declare.
2488 (ngettext): Define macro.
2489 * collect2.c (notice_translated): New function.
2490 (main): Use notice_translated and ngettext.
2491 * collect2.h (notice_translated): Declare.
2493 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2495 * reorg.c (delete_computation): Comment fixes.
2496 * caller-save.c (setup_save_areas): Idem.
2497 * sel-sched-dump.c (dump_lv_set): Idem.
2500 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2502 * config/s390/s390.c (s390_sched_init): New function.
2503 (TARGET_SCHED_INIT): Target hook defined.
2505 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2506 Jack Howarth <howarth@bromo.med.uc.edu>
2507 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2510 Partial revert of unintended change in fix for PR41605.
2511 * config/darwin.h: Fix typo.
2512 * config/darwin9.h: Same.
2514 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2516 * c-pch.c (pch_init): Clear v.
2518 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2521 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2522 graphite_can_represent_init for MULT_EXPR.
2524 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2528 * graphite-sese-to-poly.c (remove_phi): New.
2529 (translate_scalar_reduction_to_array): Call remove_phi.
2531 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2534 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2535 * graphite-clast-to-gimple.h (gloog): Update declaration.
2536 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2537 * graphite-poly.h (struct poly_bb): Add missing comments.
2538 (struct scop): Add poly_scop_p field.
2540 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2541 * graphite.c (graphite_transform_loops): Build the polyhedral
2542 representation for each scop before code generation.
2543 * sese.c (rename_variables_in_operand): Removed.
2544 (rename_variables_in_expr): Return the renamed expression.
2545 (rename_sese_parameters): New.
2546 * sese.h (rename_sese_parameters): Declared.
2548 2010-02-11 Richard Guenther <rguenther@suse.de>
2550 PR tree-optimization/42998
2551 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2552 POINTER_PLUS_EXPR properly.
2554 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2555 Changpeng Fang <changpeng.fang@amd.com>
2558 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2559 the cost of an IV candidate when the IV is used in a test against zero.
2561 * gcc.dg/tree-ssa/ivopts-3.c: New.
2563 2010-02-11 Richard Guenther <rguenther@suse.de>
2566 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2567 pointer-vs-decl case by swapping refs. Handle some cases
2568 of pointer-vs-decl disambiguations more conservatively.
2569 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2570 to false after expanding.
2572 2010-02-11 Richard Guenther <rguenther@suse.de>
2575 * gcc.c (process_command): Handle LTO file@offset case more
2578 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2580 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2581 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2583 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2585 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2586 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2587 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2588 Optimize eq/ne comparisons when both arguments are known to be
2590 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2591 Don't mask operands unnecessarily if they are known to be already
2594 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2596 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2599 2010-02-10 Richard Guenther <rguenther@suse.de>
2601 PR tree-optimization/43017
2602 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2603 for wrapping signed arithmetic.
2605 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2608 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2609 if no debug info should be emitted for it.
2611 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2613 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2614 note when flag_exceptions is set.
2616 2010-02-10 Duncan Sands <baldrick@free.fr>
2618 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2620 2010-02-10 Richard Guenther <rguenther@suse.de>
2623 * tree.c (get_unwidened): Handle constants.
2624 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2626 2010-02-10 Martin Jambor <mjambor@suse.cz>
2629 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2630 check for variable argument counts independently.
2632 2010-02-10 Christian Bruel <christian.bruel@st.com>
2635 * config/sh/sh.c (find_barrier): Increase length for non delayed
2636 conditional branches.
2638 2010-02-10 Christian Bruel <christian.bruel@st.com>
2640 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2642 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2644 * builtins.c (set_builtin_user_assembler_name): Also handle
2645 ffs if int is smaller than word.
2647 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2650 * ira-conflicts.c (get_dup): Remove.
2651 (process_reg_shuffles): Add new parameter. Use it as an
2652 additional guard for copy generation.
2653 (add_insn_allocno_copies): Rewrite.
2655 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2657 * common.opt (fsched2-use-traces): Preserved for backward
2659 * doc/invoke.texi: Remove the documentation about option
2660 -fsched2-use-traces.
2661 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2662 flag_sched2_use_traces.
2663 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2664 the backward compatibility flag section.
2666 2010-02-09 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/43008
2669 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2670 make HEAP variables initialized from global memory if they
2671 are not known builtin functions.
2672 (find_func_aliases): Adjust.
2674 2010-02-09 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/43000
2677 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2678 arithmetic manually.
2680 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2682 PR tree-optimization/42931
2683 * tree-loop-linear.c (try_interchange_loops): Don't call
2684 double_int_mul if estimated_loop_iterations failed.
2686 2010-02-08 Martin Jambor <mjambor@suse.cz>
2689 * tree-sra.c (build_accesses_from_assign): Do not mark in
2690 should_scalarize_away_bitmap if stmt has volatile ops.
2691 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2694 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2696 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2698 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2700 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2703 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2706 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2708 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2711 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2712 to unknown_dependence.
2713 (graphite_legal_transform_dr): Handle the unknown_dependence.
2714 (graphite_carried_dependence_level_k): Same.
2716 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2718 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2720 2010-02-07 Richard Guenther <rguenther@suse.de>
2723 * expr.c (get_inner_reference): Always initialize *pbitsize.
2725 2010-02-07 Richard Guenther <rguenther@suse.de>
2728 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2729 new ARRAY_REFs on variable size element or minimal index arrays.
2731 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2732 gimple_fold_indirect_ref.
2734 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2737 * arm.c (arm_override_options): Just return if the user has specified
2738 an invalid fpu name.
2740 2010-02-03 Jason Merrill <jason@redhat.com>
2743 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2744 i386_pe_maybe_record_exported_symbol.
2746 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2749 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2750 (pa_delegitimize_address): New function.
2752 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2754 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2755 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2757 2010-02-05 Richard Guenther <rguenther@suse.de>
2760 * lto-streamer-in.c (get_resolution): Deal with references
2761 to undefined functions.
2763 2010-02-05 Richard Guenther <rguenther@suse.de>
2765 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2766 (fold_const_aggregate_ref): Likewise.
2767 (ccp_fold_stmt): Substitute loads.
2768 (maybe_fold_reference): Verify types before substituting.
2770 (fold_gimple_assign): Unshare properly.
2771 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2773 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2775 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2776 for rs6000_gen_cell_microcode.
2778 2010-02-04 Richard Guenther <rguenther@suse.de>
2780 PR rtl-optimization/42952
2781 * dse.c (const_or_frame_p): Remove MEM handling.
2783 2010-02-04 Nick Clifton <nickc@redhat.com>
2785 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2786 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2787 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2788 (mn10300_asm_output_mi_thunk): New function.
2789 (mn10300_can_output_mu_thunk): New function.
2790 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2791 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2792 (FUNCTION_ARG): Delete incorrect comment.
2794 2010-02-03 Jason Merrill <jason@redhat.com>
2797 * fold-const.c (operand_equal_p): Handle erroneous types.
2799 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2801 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2803 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2805 PR rtl-optimization/42941
2806 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2809 2010-02-03 Jason Merrill <jason@redhat.com>
2812 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2814 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2817 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2818 (cselib_reset_table): Renamed from...
2819 (cselib_reset_table_with_next_value): ... this.
2820 (cselib_get_next_uid): Renamed from...
2821 (cselib_get_next_unknown_value): ... this.
2822 * cselib.c (next_uid): Renamed from...
2823 (next_unknown_value): ... this.
2824 (cselib_clear_table): Adjust.
2825 (cselib_reset_table): Adjust. Renamed from...
2826 (cselib_reset_table_with_next_value): ... this.
2827 (cselib_get_next_uid): Adjust. Renamed from...
2828 (cselib_get_next_unknown_value): ... this.
2829 (get_value_hash): Use hash.
2830 (cselib_hash_rtx): Likewise.
2831 (new_cselib_val): Adjust. Set and dump uid.
2832 (cselib_lookup_mem): Pass next_uid as hash.
2833 (cselib_subst_to_values): Likewise.
2834 (cselib_log_lookup): Dump uid.
2835 (cselib_lookup): Pass next_uid as hash. Adjust.
2836 (cselib_process_insn): Adjust.
2837 (cselib_init): Initialize next_uid.
2838 (cselib_finish): Adjust.
2839 (dump_cselib_table): Likewise.
2840 * dse.c (canon_address): Dump value uid.
2841 * print-rtl.c (print_rtx): Print value uid.
2842 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2844 (dv_uid): New function, sort of renamed from...
2845 (dv_htab_hash): ... this, reimplemented in terms of it and...
2846 (dv_uid2hash): ... this. New.
2847 (variable_htab_eq): Drop excess assertions.
2848 (tie_break_pointers): Removed.
2849 (canon_value_cmp): Compare uids.
2850 (variable_post_merge_New_vals): Print uids.
2851 (vt_add_function_parameters): Adjust.
2852 (vt_initialize): Reset table. Adjust.
2854 2010-02-03 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/42944
2857 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2858 (call_may_clobber_ref_p_1): Likewise. Properly handle
2859 malloc and calloc clobbering errno.
2861 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2863 * doc/invoke.texi: Fix name of sched1 dump.
2865 * opts.c (decode_options): Set flag_tree_switch_conversion
2866 only conditionally on optimize >= 2.
2868 * gcse.c: Assorted comment fixes in pass description.
2870 2010-02-03 Anthony Green <green@moxielogic.com>
2872 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2873 nop padding in order to maintain alignment of storage location of
2874 target function address.
2875 (moxie_trampoline_init): Store target function address at newly
2877 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2879 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2881 2010-02-03 Richard Guenther <rguenther@suse.de>
2884 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2886 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2888 * config.gcc: Reenable check for obsolete targets.
2889 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2890 mips-sgi-irix6.[0-4]*.
2892 2010-02-02 Nick Clifton <nickc@redhat.com>
2894 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2895 constant size of 4 as being the same as 0.
2896 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2897 can take values in the range 0..4.
2899 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2902 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2903 as _darwin10_Unwind_FindEnclosingFunction().
2904 * libgcc-libsystem.ver: New.
2906 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2909 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2910 implicitly set registers.
2912 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2914 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2915 (arm_override_options): Allow automatic selection of the thread
2916 pointer register if thumb2.
2917 (legitimize_pic_address): Improve code sequences for Thumb2.
2918 (arm_call_tls_get_addr): Likewise.
2919 (legitimize_tls_address): Likewise.
2920 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2921 (pic_load_addr_32bit): ... this. New named pattern.
2922 * thumb2.md (pic_load_addr_thumb2): Delete.
2923 (pic_load_dot_plus_four): Delete.
2924 (tls_load_dot_plus_four): New named pattern.
2926 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2929 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2930 Document fix for TLS bug.
2932 2010-01-31 Richard Guenther <rguenther@suse.de>
2934 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2935 conservatively correct.
2937 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2941 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2943 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2945 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2947 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2949 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2951 * config.gcc: Adjust order of makefile fragments for mingw targets.
2953 2010-01-31 Richard Guenther <rguenther@suse.de>
2956 * gimplify.c (gimplify_init_constructor): For volatile LHS
2957 initialize a temporary.
2959 2010-01-31 Matthias Klose <doko@ubuntu.com>
2961 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2963 * configure: Regenerate.
2965 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2967 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2968 the same alias set and their sizes different constantness.
2969 (aliasing_component_refs_p): Revert 2009-10-24 change.
2971 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2973 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2976 2010-01-29 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2979 Assert we successfully updated the call.
2981 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2983 PR rtl-optimization/42889
2984 * df.h (df_set_bb_dirty_nonlr): New prototype.
2985 * df-core.c (df_set_bb_dirty_nonlr): New function.
2986 * df-scan.c (df_insn_rescan): Call it instead of
2987 df_set_bb_dirty for DEBUG_INSNs.
2989 2010-01-29 Richard Guenther <rguenther@suse.de>
2992 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2993 quadratic behavior in most cases.
2995 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2998 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2999 in the call to gen_x86_movsicc_0_m1.
3001 2010-01-28 Richard Guenther <rguenther@suse.de>
3003 PR tree-optimization/42871
3004 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3006 2010-01-28 Richard Guenther <rguenther@suse.de>
3008 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3009 into call arguments.
3011 2010-01-28 Richard Guenther <rguenther@suse.de>
3014 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3015 the forwarder if the destination is an EH landing pad.
3017 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3019 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3020 block list passed to gimple_duplicate_sese_tail.
3021 (parallelize_loops): Avoid parallelization when the function
3023 Avoid parallelization when the preheader is IRREDUCIBLE.
3024 Try to optimize when estimated_loop_iterations_int is unresolved.
3025 Add the loop's location to the dump file.
3026 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3027 (gimple_duplicate_sese_tail): Remove the check for the latch.
3028 Redirect nexits to the exit block.
3029 Remove handling of the incoming edges to the latch.
3030 Redirect the backedge from the copied latch to the exit bb.
3032 2010-01-28 Michael Matz <matz@suse.de>
3035 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3036 Wrap force_reg into a sequence, emit it before user.
3038 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3040 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3042 (arm_legacy_rev): Likewise.
3043 (thumb_legacy_rev): Likewise.
3045 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3047 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3048 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3049 on MEM's address failed, try avoid_constant_pool_reference and
3050 recurse if it returned something different.
3051 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3052 address, try avoid_constant_pool_reference and recurse if it
3053 returned something different.
3054 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3055 address and avoid_constant_pool_reference returned something
3056 different, don't set have_address.
3058 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3061 * var-tracking.c (val_store): Add modified argument, obey it.
3063 (count_uses): Move down logging of main.
3064 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3065 don't need resolution.
3066 (emit_notes_in_bb): Likewise.
3068 2010-01-27 Richard Guenther <rguenther@suse.de>
3071 * tree-inline.c (remap_decl): Delay remapping of SSA name
3072 default definitions until we need them.
3074 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3076 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3077 (rs6000_delegitimize_address): New function.
3079 * config/s390/s390.c (s390_delegitimize_address): Call
3080 delegitimize_mem_from_attrs.
3083 * tree-inline.c (cannot_copy_type_1): Removed.
3084 (copy_forbidden): Don't forbid copying of functions containing
3085 records/unions with variable length fields.
3087 2010-01-27 Christian Bruel <christian.bruel@st.com>
3091 * config/sh/sh.c (find_barrier): Increase length for non delayed
3092 conditional branches.
3094 2010-01-27 Matthias Klose <doko@ubuntu.com>
3096 * configure.ac (gnu-unique-object): Fix ldd version check.
3097 * configure: Regenerate.
3099 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3101 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3103 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3104 Test for HAVE_GNU_AS value.
3106 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3108 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3109 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3110 INT64_TYPE): Define.
3111 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3112 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3113 INT_LEAST64_TYPE): Define.
3114 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3115 UINT_LEAST64_TYPE): Define.
3116 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3117 INT_FAST64_TYPE): Define.
3118 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3119 UINT_FAST64_TYPE): Define.
3120 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3121 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3122 (SIG_ATOMIC_TYPE): Define.
3124 2010-01-26 Richard Guenther <rguenther@suse.de>
3126 * df-scan.c (df_scan_set_bb_info): Remove assert.
3127 (df_insn_rescan_debug_internal): Merge asserts.
3128 (df_install_ref): Likewise.
3129 (df_mark_reg): Use bitmap_set_range.
3130 (df_hard_reg_used_p): Remove assert.
3131 (df_hard_reg_used_count): Likewise.
3133 2010-01-26 Richard Guenther <rguenther@suse.de>
3135 PR rtl-optimization/42685
3136 * web.c (web_main): Ignore DEBUG_INSNs.
3138 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3140 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3142 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3143 Fix types of fndecl and arglist parameters.
3145 2010-01-26 Richard Guenther <rguenther@suse.de>
3148 * tree-eh.c (unsplit_eh): Skip debug insns.
3150 2010-01-26 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/42250
3153 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3155 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3158 * omp-low.c (expand_omp_sections): Only use single_pred if
3159 l2_bb is single_pred_p.
3161 2010-01-25 Christian Bruel <christian.bruel@st.com>
3164 * config/sh/sh.c (find_barrier): Increase length for non delayed
3165 conditional branches.
3166 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3168 2010-01-24 David S. Miller <davem@davemloft.net>
3170 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3171 define if not using GAS.
3172 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3173 Likewise. Delete SECTION_MERGE code, which is only applicable
3176 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3179 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3180 mangling of va_list in system headers.
3182 2010-01-23 Toon Moene <toon@moene.org>
3184 * tree-predcom.c (combine_chains): Return NULL, not false.
3186 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3188 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3189 initialization of variable res to agree with return type.
3191 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3193 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3194 * tree-sra.c: Add include of expr.h.
3196 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3198 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3199 insert the debug stmt on the single non-EH edge from the stmt.
3201 2010-01-22 Richard Henderson <rth@redhat.com>
3204 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3205 the RHS until after generate_subtree_copies has insertted its
3206 code before the current statement.
3208 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3210 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3212 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3214 2010-01-21 Martin Jambor <mjambor@suse.cz>
3216 PR tree-optimization/42585
3217 * tree-sra.c (struct access): New field grp_total_scalarization.
3218 (dump_access): Dump the new field.
3219 (should_scalarize_away_bitmap): New variable.
3220 (cannot_scalarize_away_bitmap): Likewise.
3221 (sra_initialize): Allocate new bitmaps.
3222 (sra_deinitialize): Free new bitmaps.
3223 (create_access_1): New function.
3224 (create_access): Parts moved to create_access_1.
3225 (type_consists_of_records_p): New function.
3226 (completely_scalarize_record): Likewise.
3227 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3228 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3229 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3231 (analyze_all_variable_accesses): Completely scalarize small eligible
3234 2010-01-21 Martin Jambor <mjambor@suse.cz>
3236 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3238 2010-01-21 Andrew Haley <aph@redhat.com>
3240 * gcc.c (process_command): Move lang_specific_driver before
3241 setting cc_libexec_prefix.
3243 2010-01-21 Richard Guenther <rguenther@suse.de>
3246 * fold-const.c (negate_expr_p): Pretend only negative
3247 real constants are easily negatable.
3249 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3250 Jason Merrill <jason@redhat.com>
3252 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3253 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3254 * calls.c (initialize argument_information): Handle it.
3255 * c-common.c (handle_transparent_union_attribute): Use new name.
3256 * c-decl.c (finish_struct): Ditto.
3257 * c-typeck.c (type_lists_compatible_p): Ditto.
3258 (convert_for_assignment): Use new name and also handle record.
3259 * function.c (aggregate_value_p): Handle it.
3260 (pass_by_reference): Ditto.
3261 (assign_parm_data_types): Ditto.
3262 * print-tree.c (print_node): Ditto.
3263 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3264 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3265 * tree.c (first_field): New fn.
3267 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3270 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3271 even when linking statically, for now.
3273 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3276 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3277 without a cselib val.
3278 (count_uses): Accept MO_VAL_SET with no val on stores.
3279 (add_stores): Likewise.
3281 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3283 * var-tracking.c (check_value_val): Add a compile time assertion.
3284 (dv_is_decl_p): Simplify.
3285 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3286 gcc_assert if ENABLE_CHECKING.
3288 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3291 * var-tracking.c: Include tree-flow.h.
3292 (mem_dies_at_call): New.
3293 (dataflow_set_preserve_mem_locs): Use it.
3294 (dataflow_set_remove_mem_locs): Likewise.
3295 (dump_var): Renamed from dump_variable. Adjust all callers.
3296 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3297 * Makefile.in (var-tracking.o): Adjust deps.
3299 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3301 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3303 2010-01-20 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/42717
3306 * tree-ssa-dce.c (get_live_post_dom): Remove.
3307 (forward_edge_to_pdom): Take an arbitrary edge to copy
3308 degenerate PHI args from.
3309 (remove_dead_stmt): Use the first post-dominator even if it
3310 does not contain live statements as redirection destination.
3312 2010-01-20 Richard Guenther <rguenther@suse.de>
3314 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3316 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3318 * sel-sched.c (create_speculation_check): Remove set but not used
3320 (try_transformation_cache): Remove set but not used variable ds.
3321 (calculate_privileged_insns): Remove set but not used variables
3322 cur_insn and min_spec_insn.
3323 (find_best_expr): Remove set but not used variable avail_n.
3324 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3326 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3328 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3329 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3332 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3335 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3336 cpu types. Add support for *-sse3 cpu types.
3337 (x86_64-*-*): Ditto.
3339 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3342 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3343 argument, call initializer_constant_valid_p_1 instead of
3344 initializer_constant_valid_p, pass CACHE to it, return NULL
3345 immediately if first call returns NULL.
3346 (initializer_constant_valid_p_1): New function.
3347 (initializer_constant_valid_p): Use it.
3349 2010-01-20 Thomas Quinot <quinot@adacore.com>
3351 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3353 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3355 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3356 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3357 (loc_list_from_tree): Don't handle unsigned division. Handle
3358 signed modulo using DW_OP_{over,over,div,mul,minus}.
3359 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3360 modulo instead of signed.
3362 2010-01-20 DJ Delorie <dj@redhat.com>
3364 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3366 (h8300_emit_stack_adjustment): Propogate it.
3368 (h8300_expand_prologue): Likewise.
3369 (h8300_expand_epilogue): Likewise.
3371 2010-01-19 Michael Matz <matz@suse.de>
3373 PR tree-optimization/41783
3374 * tree-data-ref.c (toplevel): Include flags.h.
3375 (dump_data_dependence_relation): Also dump the inputs if the
3376 result will be unknown.
3377 (split_constant_offset_1): Look through some conversions.
3378 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3379 the offset from last element is too large.
3380 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3381 (reassociate_to_the_same_stmt): Handle vector registers.
3382 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3384 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3385 wide_prolog_niters argument, emit widening instructions.
3386 (vect_do_peeling_for_alignment): Adjust caller, use widened
3387 variant of the iteration cound.
3388 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3390 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3393 * config/arm/neon-testgen.m (emit_automatics): New parameter
3394 features. Adjust for Fixed_return_reg feature.
3395 (test_intrinsic): Call emit_automatics with new feature.
3396 * config/arm/neon.ml: Update copyright years.
3397 (features): New Fixed_return_reg feature.
3398 (ops): Update feature for Vget_low.
3400 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3402 PR tree-optimization/42719
3403 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3407 * fwprop.c (all_uses_available_at): Return false if def_set dest
3408 is a REG that is used in def_insn.
3410 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3412 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3414 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3417 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3419 * target.h (struct gcc_target) <secondary_reload>: Change type
3420 of last argument to secondary_reload_info *.
3422 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3425 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3426 memory references with unaligned offsets. Remove CQImode handling.
3427 (unaligned_memory_operand): Return 1 for memory references with
3428 unaligned offsets. Remove CQImode handling.
3430 2010-01-18 Richard Guenther <rguenther@suse.de>
3433 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3436 2010-01-18 Richard Guenther <rguenther@suse.de>
3438 PR tree-optimization/42781
3439 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3440 restrict processing only if the original variable was artificial.
3442 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3444 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3445 find number of popped argument bytes.
3447 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3448 Fix the text that describes the return value for invalid insns.
3450 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3452 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3453 Clarify what 'cost of the -dependence' is. Fix quoting.
3455 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3456 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3458 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3460 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3461 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3463 2010-01-17 Richard Guenther <rguenther@suse.de>
3466 * function.c (split_complex_args): Take a VEC to modify.
3467 (assign_parms_augmented_arg_list): Build a VEC instead of
3468 a chain of PARM_DECLs.
3469 (assign_parms_unsplit_complex): Take a VEC of arguments.
3470 Do not fixup unmodified parms.
3471 (assign_parms): Deal with the VEC.
3472 (gimplify_parameters): Likewise.
3474 2010-01-17 Richard Guenther <rguenther@suse.de>
3476 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3477 node existence check.
3478 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3479 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3480 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3481 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3482 (gimple_execute_on_growing_pred): Likewise.
3484 2010-01-17 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/42773
3487 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3488 (compute_antic_aux): Likewise.
3489 (compute_partial_antic_aux): Likewise.
3491 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3494 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3497 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3499 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3502 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3503 Fix markup for strict argument.
3505 (TARGET_SCHED_REORDER2): Fix argument types.
3507 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3508 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3510 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3511 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3513 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3516 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3517 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3518 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3519 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3520 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3522 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3524 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3526 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3527 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3529 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3531 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3534 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3536 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3537 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3539 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3541 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3543 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3544 referring to it. Fix language.
3546 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3548 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3550 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3552 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3554 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3555 '@var{stream}. Remove stray 'and'.
3557 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3559 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3561 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3563 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3564 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3566 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3567 Fix description of return value.
3568 Rename argument "sz" to "len."
3570 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3571 Clarify meaning of 'true' return value.
3573 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3575 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3576 rep_mode versus mode_rep.
3578 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3580 (TARGET_BUILTIN_DECL): Fix name.
3582 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3584 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3586 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3588 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3590 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3592 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3595 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3596 Rename argument tm_fn to md_fn.
3598 (TARGET_OPTION_PRINT): Fix argument list.
3600 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3603 * config/i386/i386.c (ix86_fixup_binary_operands):
3604 Revert FMA4 fixup of operands.
3606 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3609 * Makefile.in (write_entries_to_file, install-plugin):
3610 Use \012 instead of \n with tr.
3612 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3614 * configure.ac (HAVE_AS_REF): New C macro.
3615 * configure: Regenerate.
3616 * config.in: Likewise.
3617 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3619 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3622 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3624 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3626 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3628 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3630 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3632 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3634 (TARGET_BINDS_LOCAL_P): Fix argument type.
3636 (TARGET_ASM_FILE_END): Use prototype.
3638 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3640 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3642 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3644 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3646 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3647 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3649 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3650 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3652 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3653 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3654 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3655 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3657 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3659 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3661 (TARGET_INIT_BUILTINS): Use prototype.
3663 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3664 Put 'const char *' in braces. Fix parameter types.
3665 (TARGET_INVALID_CONVERSION): Fix parameter types.
3666 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3667 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3669 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3672 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3674 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3676 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3678 * doc/tm.texi (TARGET_HELP): Fix return type.
3680 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3681 in braces. Fix argument types.
3683 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3685 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3687 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3689 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3690 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3692 (TARGET_MANGLE_TYPE): Fix argument types.
3694 (TARGET_IRA_COVER_CLASSES): Use prototype.
3696 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3698 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3700 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3702 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3704 (TARGET_CALLEE_COPIES): Fix argument types.
3706 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3708 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3710 (TARGET_FUNCTION_VALUE): Fix argument types.
3712 (TARGET_RETURN_IN_MSB): Fix argument type.
3714 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3716 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3718 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3720 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3721 agree with return type.
3723 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3725 2010-01-15 Jing Yu <jingyu@google.com>
3727 PR rtl-optimization/42691
3728 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3729 a pseudo to a constant and are merged, and adjust comments.
3731 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3733 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3735 2010-01-15 Richard Guenther <rguenther@suse.de>
3738 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3739 labels of computed or non-local gotos to the destination.
3740 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3741 landing pad label is the first label.
3743 2010-01-15 Richard Guenther <rguenther@suse.de>
3745 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3747 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3750 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3751 to allow generation of the xssqrtdp instruction on power7.
3752 (sqrtdf2_fpr): Ditto.
3754 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3757 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3758 functions with noreturn attribute.
3761 * varasm.c (declare_weak): Add weak attribute to decl if it
3762 doesn't have one already.
3763 (assemble_external): Only add decls to weak_decls if they also
3764 have weak attribute.
3766 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3768 * var-tracking.c (var_reg_delete): Don't delete the association
3769 between REGs and values or one-part variables if the register
3772 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3775 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3776 because its first operand is a non-localized variable.
3778 2010-01-14 Martin Jambor <mjambor@suse.cz>
3780 PR tree-optimization/42706
3781 * tree-sra.c (encountered_recursive_call): New variable.
3782 (encountered_unchangable_recursive_call): Likewise.
3783 (sra_initialize): Initialize both new variables.
3784 (callsite_has_enough_arguments_p): New function.
3785 (scan_function): Call decl and flags check only for IPA-SRA, check
3786 whether there is a recursive call and whether it has enough arguments.
3787 (all_callers_have_enough_arguments_p): New function.
3788 (convert_callers): Look for recursive calls only when
3789 encountered_recursive_call is set.
3790 (ipa_early_sra): Bail out either if
3791 !all_callers_have_enough_arguments_p or
3792 encountered_unchangable_recursive_call.
3794 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3796 * sel-sched.c: Add 2010 to copyright years.
3797 * sel-sched-ir.c: Likewise.
3798 * sel-sched-ir.h: Likewise.
3800 2010-01-14 Martin Jambor <mjambor@suse.cz>
3802 PR tree-optimization/42714
3803 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3804 constructors specially.
3806 2010-01-14 Andi Kleen <ak@linux.intel.com>
3808 * config/i386/drivers-i386.c (detect_caches_intel):
3809 Add l2sizekb parameter and fill in.
3810 (host_detect_local_cpu): Add l2sizekb, fill in.
3811 Add Atom small cache heuristic.
3813 2010-01-14 Andi Kleen <ak@linux.intel.com>
3815 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3816 Add level3 parameter and fill in.
3817 (detect_caches_intel): Handle level3 cache.
3819 2010-01-14 Andi Kleen <ak@linux.intel.com>
3821 * config/i386/drivers-i386.c (host_detect_local_cpu):
3822 Fix core duo detection.
3824 2010-01-14 Andi Kleen <ak@linux.intel.com>
3826 * config/i386/drivers-i386.c (host_detect_local_cpu):
3829 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3831 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3832 (rs6000_variable_issue_1): this. Use...
3833 (rs6000_variable_issue): here. Reimplement. Print debug info.
3835 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3837 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3838 sel_restore_notes. Update all callers. Call reemit_notes
3841 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3843 PR rtl-optimization/42246
3844 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3847 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3849 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3850 all successors is the same as number of successors in current region.
3852 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3854 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3855 to rename is not separable. Otherwise check that its LHS is not NULL.
3857 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3859 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3861 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3863 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3864 available registers when failed to discover LHS register class.
3865 Fix indentation. Update comment.
3867 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3868 Alexander Monakov <amonakov@ispras.ru>
3870 PR rtl-optimization/42389
3871 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3873 (advance_state_on_fence): Likewise.
3874 (sel_target_adjust_priority): Print debug output only when
3875 sched_verbose >= 4, not 2.
3876 (get_expr_cost): Do not issue all unique insns on the next cycle.
3877 (fill_insns): Initialize can_issue_more from the value saved
3879 * sel-sched-ir.c (flist_add): New parameter issue_more.
3880 Init FENCE_ISSUE_MORE with it.
3881 (merge_fences): Likewise.
3882 (init_fences): Update call to flist_add.
3883 (add_to_fences, add_clean_fence_to_fences)
3884 (add_dirty_fence_to_fences): Likewise.
3885 (move_fence_to_fences): Update call to merge_fences.
3886 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3888 * sel-sched-ir.h (struct _fence): New field issue_more.
3889 (FENCE_ISSUE_MORE): New accessor macro.
3891 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3893 PR rtl-optimization/42388
3894 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3895 that have no predecessors nor successors. Do not call move_bb_info
3896 for empty blocks outside of current region.
3898 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3900 PR rtl-optimization/42294
3901 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3902 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3903 originators' originators.
3905 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3907 PR rtl-optimization/39453
3908 PR rtl-optimization/42246
3909 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3911 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3913 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3914 Alexander Monakov <amonakov@ispras.ru>
3917 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3918 (maybe_tidy_empty_bb): ... here. Make static. Add new
3919 argument. Update all callers.
3920 (tidy_control_flow): ... and here. Recompute topological order
3921 of basic blocks in region if necessary.
3922 (sel_redirect_edge_and_branch): Change return type. Return true
3923 if topological order might have been invalidated.
3924 (purge_empty_blocks): Export and move from...
3925 * sel-sched.c (purge_empty_blocks): ... here.
3926 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3927 (maybe_tidy_empty_bb): Delete prototype.
3928 (purge_empty_blocks): Declare.
3930 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3932 PR rtl-optimization/42249
3933 * sel-sched.c (try_replace_dest_reg): When chosen register
3934 and original register is the same, do not bail out early, but
3935 still check all original insns for validity of replacing destination
3936 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3939 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3942 Port from no-undefined-overflow branch:
3943 2009-03-09 Richard Guenther <rguenther@suse.de>
3945 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3947 2010-01-14 Richard Guenther <rguenther@suse.de>
3950 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3952 2010-01-14 Ira Rosen <irar@il.ibm.com>
3954 PR tree-optimization/42709
3955 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3956 as scalar type in creation of constant vector operand.
3958 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3961 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3962 (check-parallel-%): Match `testsuite' directory component only
3965 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3967 PR translation/39521
3968 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3971 2010-01-13 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/42730
3974 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3977 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3980 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3981 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3984 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3986 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3987 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3988 ___umulsi3_highpart.
3990 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3991 rather than schedule_insns if the pass is enabled.
3993 2010-01-13 Martin Jambor <mjambor@suse.cz>
3995 PR tree-optimization/42704
3996 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3999 2010-01-13 Martin Jambor <mjambor@suse.cz>
4001 PR tree-optimization/42703
4002 * tree-sra.c (analyze_access_subtree): Check that we can build a
4003 reference to the original data within the aggregate.
4005 2010-01-13 Richard Guenther <rguenther@suse.de>
4007 PR tree-optimization/42705
4008 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4010 2010-01-13 Richard Guenther <rguenther@suse.de>
4013 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4015 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4018 * var-tracking.c (values_to_unmark): New variable.
4019 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4020 values_to_unmark vector. Moved body to...
4021 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4022 instead queue it into values_to_unmark vector.
4023 (vt_find_locations): Free values_to_unmark vector.
4025 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4027 * config/s390/s390.c (override_options): Set
4028 default of max-pending-list-length to 256
4030 2010-01-13 Richard Guenther <rguenther@suse.de>
4033 * tree-pass.h (PROP_gimple_lcx): New.
4034 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4035 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4036 before the final cleanup_eh.
4037 (dump_properties): Dump PROP_gimple_lcx.
4038 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4039 (tree_lower_complex_O0): Remove.
4040 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4041 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4042 tree_lower_complex, schedule TODO_update_ssa.
4043 * lto-streamer-out.c (output_function): Stream the functions
4045 * lto-streamer-in.c (input_function): Likewise.
4046 (lto_read_body): Do not override them here.
4048 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4051 * c-typeck.c (build_c_cast): Fold value cast to union type before
4052 wrapping it in a CONSTRUCTOR.
4054 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4056 PR rtl-optimization/42699
4057 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4060 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4062 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4063 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4064 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4065 SUBTARGET_WARN_UNUSED_SPEC): ... here
4066 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4068 2010-01-12 Julian Brown <julian@codesourcery.com>
4070 * config/arm/neon-schedgen.ml (Utils): Don't try to
4071 open missing module.
4072 (find_with_result): New.
4074 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4077 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4078 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4080 PR tree-optimization/42645
4081 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4082 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4083 decl_map, set processing_debug_stmt to -1 and return name without
4086 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4088 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4089 binutils version, and reword target configuration description.
4091 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4093 * config/avr/avr.h (LINKER_NAME): Remove.
4095 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4098 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4099 that support VSX, warn for -mno-altivec if vsx is not disabled,
4102 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4103 Shujing Zhao <pearly.zhao@oracle.com>
4105 PR translation/42469
4106 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4107 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4108 character between option name and help text.
4109 * c.opt (imultilib): Likewise.
4111 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4113 * lto-streamer-out.c (output_unreferenced_globals): Output static
4116 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4118 PR rtl-optimization/42621
4119 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4120 optimizing for size.
4121 (duplicate_computed_gotos): Remove now-redundant check.
4123 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4126 * configure.ac: Save and restore LDFLAGS and LIBS
4127 * configure: Regenerate.
4129 2010-01-10 Richard Guenther <rguenther@suse.de>
4132 * builtins.c (fold_builtin_strlen): Add type argument and
4133 convert the resulting length to it.
4134 (fold_builtin_1): Adjust.
4136 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4138 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4139 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4141 (num_insns_constant_wide): Adjust for that change.
4143 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4146 * web.c (union_defs): Add used argument, to combine uses of
4148 (entry_register): Adjust type and tests of used argument.
4149 (web_main): Widen used for new use. Pass it to union_defs.
4150 * df.h (union_defs): Adjust prototype.
4152 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4155 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4156 uses in new incoming argument. Free body.
4157 (reset_debug_uses_in_loop): New.
4158 (analyze_insn_to_expand_var): Call the latter if the former found
4159 anything. Fix whitespace. Reject invalid dest overlaps before
4160 going through all insns in the loop.
4162 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4165 * haifa-sched.c (dying_use_p): Debug insns don't count.
4167 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4170 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4171 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4172 (verify_gimple_call): Reject LHS in noreturn calls.
4174 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4178 * tree-vect-loop-manip.c (adjust_info): New type.
4179 (adjust_vec): New pointer to vector.
4180 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4181 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4182 (slpeel_update_phis_for_duplicate_loop): Use them.
4183 (slpeel_update_phi_nodes_for_guard1): Likewise.
4184 (slpeel_update_phi_nodes_for_guard2): Likewise.
4185 (slpeel_tree_peel_loop_to_edge): Likewise.
4186 (vect_update_ivs_after_vectorizer): Likewise.
4188 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4190 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4191 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4193 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4195 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4196 bogus uninitialized warning.
4198 2010-01-09 Richard Guenther <rguenther@suse.de>
4201 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4202 the evolution is compatible with the initial condition.
4204 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4206 * gcc.c (process_command): Update copyright notice dates.
4207 * gcov.c (print_version): Likewise.
4208 * gcov-dump.c (print_version): Likewise.
4209 * mips-tfile.c (main): Likewise.
4210 * mips-tdump.c (main): Likewise.
4212 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4215 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4217 (rotlhi3_8): Delete.
4219 (rotlsi3_8): Delete.
4220 (rotlsi3_16): Delete.
4221 (rotlsi3_24): Delete.
4223 (*rotw<mode>3): New.
4224 (*rotb<mode>3): New.
4225 * config/avr/avr.c (avr_rotate_bytes): New function.
4226 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4228 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4231 * configure.ac: Modify -rdynamic check.
4232 * configure: Regenerate.
4234 2010-01-08 DJ Delorie <dj@redhat.com>
4236 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4237 register popping order.
4239 2010-01-08 Richard Guenther <rguenther@suse.de>
4242 * c.opt (fsigned-char): Also let LTO handle this option.
4243 (funsigned-char): Likewise.
4245 2010-01-07 Richard Guenther <rguenther@suse.de>
4247 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4248 (gimple_op): Likewise.
4249 (gimple_op_ptr): Likewise.
4250 (gimple_assign_set_lhs): Remove gcc_assert.
4251 (gimple_assign_set_rhs1): Likewise.
4252 (gimple_assign_set_rhs2): Likewise.
4253 (gimple_call_set_lhs): Likewise.
4254 (gimple_call_set_fn): Likewise.
4255 (gimple_call_set_fndecl): Likewise.
4256 (gimple_call_fndecl): Likewise.
4257 (gimple_call_return_type): Likewise.
4258 (gimple_call_set_chain): Likewise.
4259 (gimple_call_num_args): Likewise.
4260 (gimple_call_set_arg): Likewise.
4261 (gimple_cond_set_code): Likewise.
4262 (gimple_cond_set_lhs): Likewise.
4263 (gimple_cond_set_rhs): Likewise.
4264 (gimple_cond_set_true_label): Likewise.
4265 (gimple_cond_set_false_label): Likewise.
4266 (gimple_label_set_label): Likewise.
4267 (gimple_goto_set_dest): Likewise.
4268 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4269 (gimple_debug_bind_get_value): Likewise.
4270 (gimple_debug_bind_get_value_ptr): Likewise.
4271 (gimple_debug_bind_set_var): Likewise.
4272 (gimple_debug_bind_set_value): Likewise.
4273 (gimple_debug_bind_reset_value): Likewise.
4274 (gimple_debug_bind_has_value_p): Likewise.
4275 (gimple_return_retval_ptr): Remove gcc_assert.
4276 (gimple_return_retval): Likewise.
4277 (gimple_return_set_retval): Likewise.
4278 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4279 (safe_referenced_var_iterator): Remove.
4280 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4281 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4282 (fill_referenced_var_vec): Remove.
4283 (first_readonly_imm_use): Remove redundant gcc_assert.
4284 (phi_arg_index_from_use): Combine gcc_asserts.
4285 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4286 (first_imm_use_stmt): Remove redundant gcc_assert.
4287 * tree-cfg.c (verify_gimple_call): Verify function and chain
4288 operands. Verify arguments.
4289 (verify_types_in_gimple_stmt): Verify condition code and labels.
4291 2010-01-07 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/42641
4294 * sese.c (rename_map_elt_info): Use the SSA name version, do
4297 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4299 PR tree-optimization/42625
4300 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4301 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4303 2010-01-07 Duncan Sands <baldrick@free.fr>
4305 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4307 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4310 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4311 note itself is not function_invariant_p.
4313 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4315 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4316 Do not add the DF_NOTE problem.
4317 * store-motion.c (execute_rtl_store_motion): Likewise.
4319 2010-01-07 Martin Jambor <mjambor@suse.cz>
4321 PR tree-optimization/42157
4322 * tree-sra.c (compare_access_positions): Stabilize sort if both
4323 accesses have integer types, return zero immediately if they are the
4326 2010-01-06 Richard Henderson <rth@redhat.com>
4329 * haifa-sched.c (add_to_note_list): Merge into ...
4330 (concat_note_lists): ... here, and ...
4331 (unlink_other_notes, rm_other_notes): Merge into...
4332 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4333 NOTE_INSN_EPILOGUE_BEG.
4335 2010-01-06 Richard Guenther <rguenther@suse.de>
4337 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4338 not inline regular functions into always-inline functions.
4340 2010-01-06 Nick Clifton <nickc@redhat.com>
4342 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4343 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4345 (OVERRIDE_OPTIONS): Delete.
4346 (OPTIMIZATION_OPTIONS): Define.
4347 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4348 * config/rx/rx.c (rx_handle_option): Issue an error message if
4349 -mcpu=rx200 and -fpu are used together.
4350 (rx_set_optimization_options): New function. Issue an error
4351 message if an optimization attribute attempts to reset the FPU/
4352 math optimization pairing.
4353 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4354 * config/rx/rx.opt: Set the default to 32-bit doubles.
4355 * config/rx/t-rx: Add multilibs for -nofpu option.
4356 * doc/invoke.texi: Update documentation of RX options.
4358 2010-01-06 Richard Guenther <rguenther@suse.de>
4360 * tree-ssa-pre.c (name_to_id): New global.
4361 (alloc_expression_id): Simplify SSA name handling.
4362 (lookup_expression_id): Likewise.
4363 (init_pre): Zero name_to_id.
4364 (fini_pre): Free it.
4366 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4368 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4370 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4373 * config/i386/sse.md (smaxv2di3): New.
4374 (umaxv2di3): Likewise.
4375 (sminv2di3): Likewise.
4376 (uminv2di3): Likewise.
4378 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4381 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4382 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4383 (legitimize_tls_address): Likewise.
4384 (sparc_tls_referenced_p): Likewise.
4385 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4386 and adjust calls to legitimize_pic_address.
4387 (legitimate_constant_p) Use sparc_tls_referenced_p.
4388 (legitimate_pic_operand_p): Likewise.
4389 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4390 (sparc_tls_symbol_ref_1): Delete.
4391 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4392 (legitimize_tls_address): Make static, handle CONST patterns.
4393 (legitimize_pic_address): Make static, remove unused parameter and
4394 adjust recursive calls.
4395 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4396 and adjust call to legitimize_pic_address.
4397 (sparc_output_mi_thunk): Likewise.
4399 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4400 H.J. Lu <hongjiu.lu@intel.com>
4403 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4404 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4405 operands to make them signed.
4408 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4411 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4412 GTU to GT for V4SI and V2DI.
4414 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4415 (umin<mode>3): Removed.
4417 (uminv4si3): Likewise.
4419 2010-01-05 Martin Jambor <mjambor@suse.cz>
4421 PR tree-optimization/42462
4422 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4423 current_function_decl to helper functions and macros.
4425 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * flags.h: Don't include real.h.
4429 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4430 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4431 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4432 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4433 * dominance.c: Update copyright.
4434 * gimple.c (walk_gimple_op): Remove inline.
4435 * tree-ssa-reassoc.c: Include real.h.
4436 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4437 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4439 2010-01-05 Nick Clifton <nickc@redhat.com>
4441 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4442 register to push into the stack frame when the accumulator has to
4443 be saved during interrupts.
4445 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4447 * doc/invoke.texi: Remove the documentation about option
4449 * common.opt (Wunreachable-code): Preserved for backward
4451 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4452 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4453 the backward compatibility flag section.
4455 2010-01-05 Richard Guenther <rguenther@suse.de>
4457 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4459 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4462 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4464 PR tree-optimization/42508
4465 * tree-sra.c (convert_callers): Check for recursive call
4466 by comparing cgraph nodes instead of decls.
4467 (modify_function): Call ipa_modify_formal_parameters also
4468 on all same_body aliases.
4470 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4471 cgraph nodes when checking for same_body aliases.
4473 2010-01-05 Richard Guenther <rguenther@suse.de>
4475 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4476 allocation and lookup.
4477 (get_or_alloc_expr_for_constant): Likewise.
4478 (phi_translate): Sink allocation.
4480 2010-01-04 Richard Guenther <rguenther@suse.de>
4482 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4483 a new entry only if needed.
4484 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4485 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4487 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4489 (phi_translate): Handle CONSTANTs early.
4491 2010-01-04 Martin Jambor <mjambor@suse.cz>
4493 PR tree-optimization/42398
4494 * tree-sra.c (struct access): Removed flag grp_different_types.
4495 (dump_access): Do not dump the removed flag.
4496 (sort_and_splice_var_accesses): Do not set the removed flag.
4497 (sra_modify_expr): Check for type compatibility directly.
4499 2010-01-04 Martin Jambor <mjambor@suse.cz>
4501 PR tree-optimization/42366
4502 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4503 edges with variable number of parameters.
4504 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4505 flag instead of asserting it.
4506 (ipa_read_node_info): Read uses_analysis_done flag.
4508 2010-01-04 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4511 iterative_hash_* as intended.
4512 (vn_reference_compute_hash): Likewise. Simplify hashing
4514 (vn_reference_lookup_2): Likewise.
4515 (vn_nary_op_compute_hash): Likewise.
4516 (vn_phi_compute_hash): Likewise.
4517 (expressions_equal_p): Remove strange code.
4518 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4519 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4520 (bitmap_insert_into_set_1): Take value-id as parameter.
4521 (add_to_value): Pass it.
4522 (bitmap_insert_into_set): Likewise.
4523 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4525 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4528 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4529 (do_self_spec): For switches with SWITCH_IGNORE set set also
4530 SWITCH_IGNORE_PERMANENTLY.
4531 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4534 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4536 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4537 tree of an unreferenced global var.
4539 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4543 GTU to GT for V4SI and V2DI.
4545 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4546 (umin<mode>3): Removed.
4548 (uminv4si3): Likewise.
4550 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4553 * collect2.c (main): Turn on trace in collect2 if -v is passed
4556 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4558 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4559 description of expression operand.
4561 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4563 * configure.ac: Add install-html to target_list for Make-hooks.
4564 * configure: Regenerate.
4565 * fortran/Make-lang.in (F95_HTMLFILES): New.
4566 (fortran.html): Use it.
4567 (fortran.install-html): New.
4568 * Makefile.in (install-html): Add lang.install-html.
4569 * java/Make-lang.in (JAVA_HTMLFILES): New.
4570 (java.html): Use it.
4571 (java.install-html): New.
4572 * objc/Make-lang.in (objc.install-html): New.
4573 * objcp/Make-lang.in (obj-c++.install-html): New.
4574 * cp/Make-lang.in (c++.install-html): New.
4575 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4576 * lto/Make-lang.in (lto.install-html): New.
4578 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4581 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4583 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4585 PR rtl-optimization/41862
4586 * store-motion.c (store_killed_in_insn, compute_store_table,
4587 remove_reachable_equiv_notes, replace_store_insn,
4588 build_store_vectors): Ignore all DEBUG_INSNs.
4590 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4593 * common.opt: Add dumpdir.
4595 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4597 (option_map): Add --dumpdir.
4599 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4601 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4603 * opts.c (decode_options): Try dump_dir_name first if
4604 dump_base_name isn't an absolute path.
4605 (common_handle_option): Handle OPT_dumpdir.
4607 * toplev.c (dump_dir_name): New.
4608 (print_switch_values): Also ignore -dumpdir.
4610 * toplev.h (dump_dir_name): New.
4612 2010-01-03 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/42589
4615 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4616 double-word expansion of bswap32.
4618 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4620 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4621 with BLOCK_FOR_INSN.
4622 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4623 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4624 noce_process_if_block): Likewise.
4625 * gcse.c (compute_local_properties, insert_expr_in_table,
4626 insert_set_in_table, canon_list_insert, find_avail_set,
4627 pre_insert_copy_insn): Likewise.
4629 * basic-block.h (BLOCK_NUM): Move from here...
4630 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4632 2010-01-03 Richard Guenther <rguenther@suse.de>
4634 PR tree-optimization/42438
4635 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4636 contains_may_not_return_call flag.
4637 (BB_MAY_NOTRETURN): New.
4638 (valid_in_sets): Trapping nary operations are not valid
4639 in blocks that may not return.
4640 (insert_into_preds_of_block): Remove check for trapping expressions.
4641 (compute_avail): Compute also BB_MAY_NOTRETURN.
4643 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4645 * doc/invoke.texi: Add 2010 to copyright years.
4647 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4649 * config/sparc/sparc.c: Fix formatting nits.
4651 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4652 Alexander Monakov <amonakov@ispras.ru>
4654 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4656 2010-01-02 Richard Guenther <rguenther@suse.de>
4659 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4660 (simplify_switch_using_ranges): Mark to be removed edges
4663 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4665 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4667 * collect2.c (scan_libraries): Add missing argument in call to
4670 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4673 * config/alpha/predicates.md (aligned_memory_operand): Return false
4675 (unaligned_memory_operand): Return true for CQImode.
4676 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4677 doesn not cross aligned SImode word boundary.
4679 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4681 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4683 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4684 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4686 2010-01-02 Richard Guenther <rguenther@suse.de>
4689 * toplev.c (compile_file): Emit LTO marker properly. Change
4691 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4693 2010-01-01 Richard Guenther <rguenther@suse.de>
4696 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4698 2010-01-01 Richard Guenther <rguenther@suse.de>
4701 * c-decl.c (grokdeclarator): For zero-size arrays force
4702 structural equality checks as layout_type does.
4704 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4706 * builtins.c: Update copyright to 2010.
4708 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4711 * lto-streamer-out.c (produce_asm): Revert the last change.
4712 (copy_function): Likewise.
4714 * lto-streamer.c (lto_get_section_name): Skip any leading
4717 2010-01-01 Richard Guenther <rguenther@suse.de>
4720 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4724 Copyright (C) 2010 Free Software Foundation, Inc.
4726 Copying and distribution of this file, with or without modification,
4727 are permitted in any medium without royalty provided the copyright
4728 notice and this notice are preserved.