1 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
10 Document GNU as requirement.
11 Update configure requirements.
12 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
14 Recomment IRIX 6.5.18+.
15 Document IDF/IDL requirement.
16 Document GNU as requirement.
17 Document GNU ld bootstrap failure.
18 Remove freeware.sgi.com reference.
20 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
23 UNIX V4.0, V5.0 obsoletion, removal.
24 Remove --with-gc=simple reference.
25 Update VM requirements during bootstrap.
26 Remove -oldas bootstrap description.
27 Update binutils reference.
28 Remove comparison failure note.
30 2010-03-31 Richard Guenther <rguenther@suse.de>
31 Zdenek Dvorak <ook@ucw.cz>
32 Sebastian Pop <sebastian.pop@amd.com>
35 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
36 with multiple arguments.
37 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
39 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
41 * graphite-dependences.c (print_pddr): Call print_pdr with an
43 * graphite-poly.c (debug_pdr): Add an extra argument for the
46 (print_pbb_domain): Same.
48 (print_scop_context): Same.
51 (debug_pbb_domain): Same.
55 (debug_scop_context): Same.
58 (print_scop_params): Same.
59 (debug_scop_params): Same.
60 (print_iteration_domain): Same.
61 (print_iteration_domains): Same.
62 (debug_iteration_domain): Same.
63 (debug_iteration_domains): Same.
64 (print_scattering_function): Same.
65 (print_scattering_functions): Same.
66 (debug_scattering_function): Same.
67 (debug_scattering_functions): Same.
68 * graphite-poly.h (debug_pdr): Update declaration.
70 (print_pbb_domain): Same.
72 (print_scop_context): Same.
75 (debug_pbb_domain): Same.
79 (debug_scop_context): Same.
82 (print_scop_params): Same.
83 (debug_scop_params): Same.
84 (print_iteration_domain): Same.
85 (print_iteration_domains): Same.
86 (debug_iteration_domain): Same.
87 (debug_iteration_domains): Same.
88 (print_scattering_function): Same.
89 (print_scattering_functions): Same.
90 (debug_scattering_function): Same.
91 (debug_scattering_functions): Same.
93 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
95 * graphite-poly.c (print_scattering_function_1): New.
96 (print_scattering_function): Call it.
97 (print_scop_params): Remove spaces at the end of lines.
100 * graphite-poly.h (print_cloog): Declared.
101 (debug_cloog): Declared.
103 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
105 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
107 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
108 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
109 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
110 to switch between adding the IV bump in loop->latch or in loop->header.
112 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
114 * graphite-poly.c (print_scattering_function): Pretty print following
117 (print_pbb_domain): Same.
118 (dump_gbb_cases): Same.
119 (dump_gbb_conditions): Same.
122 (print_scop_params): Same.
123 (print_scop_context): Same.
125 (print_pbb_body): New.
126 (lst_indent_to): New.
127 (print_lst): Start new lines with a #.
128 * graphite-poly.h (pbb_bb): New.
129 (pbb_index): Use pbb_bb.
130 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
132 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
134 2010-03-31 Jakub Jelinek <jakub@redhat.com>
136 * dwarf2out.c (size_of_die): For -gdwarf-4 use
137 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
138 and 0 instead of 1 for dw_val_class_flag.
139 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
140 dw_val_class_range_list, dw_val_class_loc_list,
141 dw_val_class_lineptr and dw_val_class_macptr, use
142 DW_FORM_flag_present for dw_val_class_flag and
143 DW_FORM_exprloc for dw_val_class_loc.
144 (output_die): For -gdwarf-4 print dw_val_class_loc
145 size as uleb128 instead of 1 or 2 bytes and don't print
146 anything for dw_val_class_flag.
148 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
149 instead of cselib_lookup following by tweaking locs->setting_insn.
152 * cselib.c (cselib_process_insn): Clear cselib_current_insn
153 even before returning from label, setjmp call or volatile asm
156 2010-03-31 Richard Guenther <rguenther@suse.de>
159 * cgraphunit.c (cgraph_output_in_order): Do not allocate
160 temporary data on stack.
162 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
164 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
165 (PUSHSECTION_ASM_OP): Remove.
166 (POPSECTION_ASM_OP): Remove.
167 (PUSHSECTION_FORMAT): Remove.
168 * config/sol2.h (PUSHSECTION_FORMAT): Define.
169 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
170 * config/sol2.c (solaris_output_init_fini): Use it.
172 2010-03-31 Jie Zhang <jie@codesourcery.com>
175 * opt-functions.awk (var_type_struct): Use signed char type
176 for simple variables.
178 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
180 * config/sol2.c: Include output.h.
181 (solaris_assemble_visibility): New function.
182 * config/t-sol2 (sol2.o): Add output.h dependency.
183 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
184 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
187 2010-03-31 Jakub Jelinek <jakub@redhat.com>
190 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
191 V2SImode or XFmode on PRE_DEC.
194 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
197 2010-03-31 Jie Zhang <jie@codesourcery.com>
200 * reload.h (caller_save_initialized_p): Declare.
201 * toplev.c (backend_init_target): Don't call
202 init_caller_save but set caller_save_initialized_p to false.
203 * caller-save.c (caller_save_initialized_p): Define.
204 (init_caller_save): Check caller_save_initialized_p.
205 * ira.c (ira): Call init_caller_save if flag_caller_saves.
207 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
210 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
211 and soft-fp/t-softfp to tmake_file.
212 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
213 (LIBGCC2_TF_CEXT): Define.
216 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
219 * cselib.c (n_useless_values): Document handling of debug locs.
220 (n_useless_debug_values, n_debug_values): New variables.
221 (new_elt_loc_list): Don't add to debug values, keep count.
222 (promote_debug_loc): New.
223 (cselib_reset_table): Zero new variables.
224 (entry_and_rtx_equal_p): Promote debug locs.
225 (discard_useless_locs): Increment n_useless_debug_values for
227 (remove_useless_values): Adjust n_useless_values and n_debug_values
228 with n_useless_debug_values.
229 (add_mem_for_addr): Promote debug locs.
230 (cselib_lookup_mem): Likewise.
231 (cselib_lookup_addr): Renamed to...
232 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
233 (cselib_log_lookup): ... this. Turn into...
234 (cselib_lookup_addr): ... new wrapper.
235 (cselib_lookup_from_insn): New.
236 (cselib_invalidate_regno): Increment n_useless_debug_values for
238 (cselib_invalidate_mem): Likewise.
239 (cselib_process_insn): Take n_deleted and n_debug_values into
240 account to guard remove_useless_value call.
241 (cselib_finish): Zero n_useless_debug_values.
242 * cselib.h (cselib_lookup_from_insn): Declare.
243 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
244 (sched_analyze_2): Likewise.
246 2010-03-30 Jakub Jelinek <jakub@redhat.com>
248 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
250 (adjust_mems): Replace narrowing SUBREG of expression containing
251 just PLUS, MINUS, MULT and ASHIFT of registers and constants
252 with operations in the narrower mode.
255 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
256 regs_invalidated_by_call instead all call_used_reg_set registers.
258 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
261 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
262 pointer comparisons with types_compatible_p.
263 * tree-vect-stmts.c (vectorizable_call): Same.
264 (vectorizable_condition): Same.
266 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
268 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
269 stack check if the mask would be zero.
271 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
272 Jack Howarth <howarth@bromo.med.uc.edu>
274 * tree-profile.c (tree_init_ic_make_global_vars): Make static
277 2010-03-30 Joseph Myers <joseph@codesourcery.com>
280 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
282 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
283 Include ___unordxf2 and ___unordtf2.
284 * config/i386/libgcc-glibc.ver: Do not define inheritance from
287 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
289 * config/lm32/t-lm32: New file.
290 * config.gcc: Use the above file when targetting lm32.
292 2010-03-28 Duncan Sands <baldrick@free.fr>
294 * Makefile.in (PLUGIN_HEADERS): Add except.h.
296 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
299 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
300 Improve vectorization cost model diagnostic.
302 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
305 * tree-vect-data-refs.c (vect_analyze_data_refs): When
306 compute_data_dependences_for_loop returns false, early exit
307 and output an extra diagnostic for the failed data reference
310 2010-03-29 Richard Guenther <rguenther@suse.de>
312 PR tree-optimization/43560
313 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
314 (can_sm_ref_p): Treat stores to readonly locations as trapping.
316 2010-03-29 Jie Zhang <jie@codesourcery.com>
319 * toplev.c (process_options): Set optimization_default_node
320 and optimization_current_node.
321 * opts.c (decode_options): Don't set optimization_default_node
322 and optimization_current_node.
324 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
326 * config/rtems.h: Abandon -qrtems_debug.
328 2010-03-28 Jan Hubicka <jh@suse.cz>
330 PR tree-optimization/43505
331 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
332 map should not be copied.
334 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
337 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
338 cdtors, set DECL_PRESERVE_P.
339 * ipa.c (cgraph_externally_visible_p): Return true if declaration
342 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
344 PR tree-optimization/43528
345 * stor-layout.c (place_field): Check that constant fits into
346 unsigned HWI when skipping calculation of MS bitfield layout.
348 2010-03-27 Jan Hubicka <jh@suse.cz>
351 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
352 notice_global_symbol work.
354 2010-03-27 Jakub Jelinek <jakub@redhat.com>
356 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
357 instead of dwarf2out_decl.
358 (struct var_loc_node): Remove section_label field.
359 (dwarf2out_function_decl): New function.
360 (dwarf2out_var_location): Don't set section_label field.
361 (dwarf2out_begin_function): Don't empty decl_loc_table here.
363 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
365 PR tree-optimization/43544
366 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
367 First argument for builtin vectorized function hook is now a
368 tree to be able to distinguish between machine specific and
370 * targhooks.c (default_builtin_vectorized_function): Ditto.
371 * targhooks.h (default_builtin_vectorized_function): Ditto.
372 * target.h (struct gcc_target): Ditto.
373 * tree-vect-stmts.c (vectorizable_function): Ditto.
374 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
375 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
378 2010-03-26 Joseph Myers <joseph@codesourcery.com>
381 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
382 nested binding iff it is a FUNCTION_DECL.
383 (store_parm_decls_newstyle): Pass nested=true to bind for
384 FUNCTION_DECLs amongst parameters.
386 2010-03-26 Jakub Jelinek <jakub@redhat.com>
388 * var-tracking.c (vt_expand_loc_callback): Don't run
389 cselib_expand_value_rtx_cb in dummy mode if
390 cselib_dummy_expand_value_rtx_cb returned false.
392 * var-tracking.c (emit_note_insn_var_location): For one part
393 notes with offset 0, don't add EXPR_LIST around the location.
394 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
395 add_location_or_const_value_attribute): Adjust for that change.
398 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
399 into first operand and location into second.
400 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
401 dw_cfi_oprnd_loc for DW_CFA_expression.
402 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
403 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
404 assume first argument is regnum and second argument is location.
406 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
409 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
410 of scratch register to DImode. Split to DImode comparison operator.
411 Use SImode subreg of scratch register in the multiplication.
412 (*cmp_sadd_sidi): Ditto.
413 (*cmp_ssub_si): Ditto.
414 (*cmp_ssub_sidi): Ditto.
416 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
420 Remove invalid assert and wrong comment.
422 2010-03-26 Jakub Jelinek <jakub@redhat.com>
425 * flags.h (final_insns_dump_p): New extern.
426 * final.c (final_insns_dump_p): New variable.
427 (rest_of_clean_state): Set it before -fdump-final-insns=
428 dumping, clear afterwards.
429 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
430 MEM_ALIAS_SET on MEMs.
432 2010-03-26 David S. Miller <davem@davemloft.net>
434 * configure.ac: Fix sparc GOTDATA_OP bug check.
435 * configure: Rebuild.
437 2010-03-26 Alan Modra <amodra@gmail.com>
439 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
441 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
443 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
444 TLS_SECTION_ASM_FLAG.
446 2010-03-25 Jakub Jelinek <jakub@redhat.com>
449 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
450 Clear first_function_block_is_cold.
453 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
454 argument if the argument is truth_value_p.
456 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
458 * config/rs6000/constraints.md: Update copyright year for my changes.
461 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
462 used in reg+reg addressing, swap registers.
464 2010-03-24 Jakub Jelinek <jakub@redhat.com>
467 * target.h (struct gcc_target): Add code_end hook.
468 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
470 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
471 * toplev.c (compile_file): Call targetm.asm_out.code_end
472 hook before unwind info/debug info output.
473 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
474 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
475 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
476 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
477 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
478 * config/i386/i386.c (ix86_file_end): Renamed to...
479 (ix86_code_end): ... this. Make static. Don't call
480 file_end_indicate_exec_stack. Emit unwind info using
481 final_start_function/final_end_function.
482 (darwin_x86_file_end): Remove.
483 (TARGET_ASM_CODE_END): Define.
484 * config/i386/i386.h (TARGET_ASM_FILE_END,
485 NEED_INDICATE_EXEC_STACK): Don't define.
486 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
487 (TARGET_ASM_FILE_END): Define to darwin_file_end.
488 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
489 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
492 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
493 at the beginning and final_end_function at the end.
494 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
496 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
498 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
499 and Sun as TLS syntax.
500 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
501 * configure: Regenerate.
502 * config.in: Regenerate.
503 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
504 (default_elf_asm_named_section): Use it.
505 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
506 (i386_output_dwarf_dtprel): Likewise.
507 (output_addr_const_extra): Likewise.
508 (output_pic_addr_const): Lowercase @GOTTPOFF.
509 (output_addr_const_extra): Likewise.
510 (output_pic_addr_const): Lowercase @GOTNTPOFF.
511 (output_addr_const_extra): Likewise.
512 (output_pic_addr_const): Lowercase @INDNTPOFF.
513 (output_addr_const_extra): Likewise.
514 (output_pic_addr_const): Lowercase @NTPOFF.
515 (output_addr_const_extra): Likewise.
516 (output_pic_addr_const): Lowercase @TPOFF.
517 (output_addr_const_extra): Likewise.
518 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
519 (*tls_global_dynamic_64): Likewise.
520 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
521 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
523 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
524 (ASM_OUTPUT_TLS_COMMON): Use it.
525 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
528 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
529 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
530 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
531 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
532 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
533 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
535 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
537 * config/i386/i386.c (override_options): Don't accept
538 -mtls-dialect=sun any longer.
539 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
540 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
541 (*tls_local_dynamic_base_32_sun): Likewise.
542 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
544 2010-03-24 Jakub Jelinek <jakub@redhat.com>
547 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
548 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
551 * ira.c (adjust_cleared_regs): New function.
552 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
556 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
558 * expr.c (expand_expr_real): Restore previous
559 curr_insn_source_location and curr_insn_block after
560 expand_expr_real_1 call.
561 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
562 instead of expand_expr_real_1.
564 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
566 PR rtl-optimization/43413
567 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
570 2010-03-22 James E. Wilson <wilson@codesourcery.com>
573 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
574 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
576 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
578 * config/i386/i386.c (ix86_target_string): Add -mfma.
579 Fix a typo in comment.
581 2010-03-22 Mike Stump <mikestump@comcast.net>
584 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
585 Don't overly align based upon packed packed fields.
587 2010-03-22 Jason Merrill <jason@redhat.com>
589 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
590 Use () rather than [], and move before the element type.
592 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
594 * doc/configfiles.texi (Configuration Files): Removed
595 fixinc/Makefile*, intl/Makefile.*.
596 * doc/makefile.texi: Fixed markup. Abstract from version
598 (Makefile): Removed obsolete gcc/java/parse.y example.
599 * doc/sourcebuild.texi: Likewise.
600 (Top Level): Added config, gnattools, libdecnumber, libgcc,
601 libgomp, libssp. Removed fastjar.
602 (Miscellaneous Docs): Clarify location.
603 Added COPYING3, COPYING3.LIB.
604 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
606 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
609 * config/i386/i386.c (x86_function_profiler)
610 [!NO_PROFILE_COUNTERS]: Fix typo.
611 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
614 2010-03-22 Janis Johnson <janis187@us.ibm.com>
615 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
617 * doc/sourcebuild.texi (Test Directives): Split into six
618 subsections, with most of the current text in new subsections
619 Directives, Selectors, and Final Actions.
620 (Directives): Split list of test directives into multiple
622 (Selectors): Describe use and syntax of selectors.
623 (Effective-Target Keywords): Describe all existing keywords.
624 (Add Options): Describe features for dg-add-options.
625 (Require Support): Describe variants of dg-require-support.
626 (Final Actions): Describe commands to use in dg-final.
628 2010-03-22 Michael Matz <matz@suse.de>
631 * recog.c (validate_replace_rtx_group): Replace also in
632 REG_EQUAL and REG_EQUIV notes.
634 2010-03-22 Richard Guenther <rguenther@suse.de>
636 PR tree-optimization/43390
637 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
638 sure vector extracts are type correct.
640 2010-03-22 Richard Guenther <rguenther@suse.de>
643 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
644 x * sqrt (x) even when optimizing for size if the target
645 has native support for sqrt.
647 2010-03-22 Jakub Jelinek <jakub@redhat.com>
649 * varasm.c (make_decl_rtl_for_debug): Also clear
650 flag_mudflap for the duration of make_decl_rtl call.
653 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
654 locs from preserved VALUEs.
656 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
659 * pa.md (movmemsi): Set align to one if zero.
660 (movmemdi): Likewise.
662 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
665 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
666 with their corresponding prologue pushes.
668 2010-03-20 Andrew Pinski <pinskia@gmail.com>
671 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
672 at the begining or end.
673 (spu_expand_epilogue): Likewise.
675 2010-03-20 Richard Guenther <rguenther@suse.de>
677 PR rtl-optimization/43438
678 * combine.c (make_extraction): Properly zero-/sign-extend an
679 extraction of the low part of a CONST_INT. Also handle
682 2010-03-19 Mike Stump <mikestump@comcast.net>
684 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
685 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
686 (override_options): Use SUBTARGET32_DEFAULT_CPU.
688 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
691 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
694 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
696 PR rtl-optimization/42258
697 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
698 use that may match DEF.
701 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
702 the cost of loading the constant rather than assuming
704 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
705 outer code is AND, do the same tests as the andsi3 expander and
706 return COSTS_N_INSNS (1) if and is cheap.
708 * optabs.c (avoid_expensive_constant): Fix formatting.
710 2010-03-19 Michael Matz <matz@suse.de>
713 * attribs.c (decl_attributes): When rebuilding a function pointer
714 type use the same qualifiers as the original pointer type.
716 2010-03-19 Martin Jambor <mjambor@suse.cz>
718 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
719 and is_gimple_ip_invariant_address.
721 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
724 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
726 * config/arm/arm.c (arm_override_options): Turn off
727 flag_dwarf2_cfi_asm for AAPCS variants.
729 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
732 * config/arm/arm.c (emit_multi_reg_push): Update comments.
733 Use PRE_MODIFY instead of PRE_DEC.
734 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
735 (vfp_emit_fstmd): Likewise.
737 2010-03-19 Michael Matz <matz@suse.de>
740 * builtins.c (expand_builtin_interclass_mathfn,
741 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
744 2010-03-19 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/43415
747 * tree-ssa-pre.c (phi_translate): Split out worker to ...
748 (phi_translate_1): ... this.
749 (phi_translate): Move all caching here. Cache all NARY
750 and REFERENCE translations.
752 2010-03-19 David S. Miller <davem@davemloft.net>
754 With help from Eric Botcazou.
755 * config/sparc/sparc.c: Include dwarf2out.h.
756 (emit_pic_helper): Delete.
757 (pic_helper_symbol_name): Delete.
758 (pic_helper_emitted_p): Delete.
759 (pic_helper_needed): New.
760 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
761 (get_pc_thunk_name): New.
762 (load_pic_register): Remove 'delay_pic_helper' arg. Use
763 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
764 Set pic_helper_needed to true. Don't call emit_pic_helper.
765 (sparc_expand_prologue): Update load_pic_register call.
766 (sparc_output_mi_thunk): Likewise.
767 (sparc_file_end): Emit a hidden comdat symbol for the PIC
768 thunk if possible. Output CFI information as needed.
770 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
771 Jack Howarth <howarth@bromo.med.uc.edu>
774 * config/i386/i386.h: Fix ABI on darwin x86-32.
776 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
778 * tree.h: Declare make_decl_rtl_for_debug.
779 * varasm.c (make_decl_rtl_for_debug): New.
780 * dwarf2out.c (rtl_for_decl_location): Call it.
781 * cfgexpand.c (expand_debug_expr): Call it.
783 2010-03-18 Jakub Jelinek <jakub@redhat.com>
786 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
790 * var-tracking.c (vt_init_cfa_base): Do nothing if
791 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
793 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
796 * var-tracking.c (canonicalize_vars_star): New.
797 (dataflow_post_merge_adjust): Use it.
799 2010-03-18 Jakub Jelinek <jakub@redhat.com>
802 * var-tracking.c (non_suitable_const): New function.
803 (add_uses): For DEBUG_INSNs with constants, don't record any
804 value, instead just the constant value itself.
805 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
806 is not VAR_LOC_UNKNOWN_P, set var to the constant.
807 (emit_notes_in_bb): Likewise.
808 (emit_note_insn_var_location): For onepart variables if
809 cur_loc is a VOIDmode constant, use DECL_MODE.
811 2010-03-18 Martin Jambor <mjambor@suse.cz>
814 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
815 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
816 all non-clones. Moved call redirection...
817 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
818 (cgraph_materialize_all_clones): Dispose of all
819 combined_args_to_skip bitmaps.
820 (verify_cgraph_node): Do not check for edges pointing to wrong
821 nodes in inline clones.
822 * tree-inline.c (copy_bb): Call
823 cgraph_redirect_edge_call_stmt_to_callee.
824 * ipa.c (cgraph_remove_unreachable_nodes): Call
825 cgraph_node_remove_callees even when there are used clones.
827 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
829 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
831 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
834 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
837 2010-03-18 Michael Matz <matz@suse.de>
840 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
841 into sqrt(x) if we need to preserve signed zeros.
843 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
844 Eric Botcazou <ebotcazou@adacore.com>
846 PR rtl-optimization/43360
847 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
848 note if we don't know its invariant status.
850 2010-03-18 Michael Matz <matz@suse.de>
852 PR tree-optimization/43402
853 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
854 PHI chains of ssa names registered for update.
856 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
859 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
860 non-offsettable and pre_modify update addressing.
861 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
862 and "2" alternatives "#".
863 (*movdd_softfloat32): Make all alternatives "#";
864 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
865 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
866 (*movdf_softfloat32): Make all alternatives "#";
867 (movdi): Use the new DIFD mode iterator to create a common splitter
868 for movdi, movdf and movdd patterns.
870 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
872 * common.opt (dumpdir): Remove redundant tab.
874 2010-03-17 Martin Jambor <mjambor@suse.cz>
876 PR tree-optimization/43347
877 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
878 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
880 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
882 PR rtl-optimization/42216
883 * regrename.c (create_new_chain): New function, broken out from...
884 (scan_rtx_reg): ... here. Call it. Handle the case where we are
885 appending a use to an empty chain.
886 (build_def_use): Remove previous changes that convert OP_INOUT to
887 OP_OUT operands; instead detect the case where an OP_INOUT operand
888 uses a previously untracked register and create an empty chain for it.
890 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
892 * doc/extend.texi (Function Attributes): Rewrite unfinished
893 sentence in ms_abi documentation.
895 2010-03-17 Alan Modra <amodra@gmail.com>
897 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
898 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
899 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
900 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
902 2010-03-16 Richard Henderson <rth@redhat.com>
905 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
906 (lower_try_finally): Save and restore eh_seq around the expansion
909 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
911 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
912 statements before splitting block.
914 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
916 * doc/sourcebuild.texi (Testsuites): Fix markup.
917 Use pathnames relative to gcc/testsuite.
918 (Test Directives): Move description of how timeout is determined.
919 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
920 (C Tests): Correct gcc.misc-tests directory.
921 Framework tests now live in gcc.test-framework.
923 2010-03-16 Richard Guenther <rguenther@suse.de>
926 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
927 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
929 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
930 Alexandre Oliva <aoliva@redhat.com>
932 PR tree-optimization/42917
933 * lambda-code.c (remove_iv): Skip debug statements.
934 (lambda_loopnest_to_gcc_loopnest): Likewise.
935 (not_interesting_stmt): Debug statements are not interesting.
937 2010-03-16 Jakub Jelinek <jakub@redhat.com>
941 * cselib.c (cselib_preserve_constants,
942 cfa_base_preserved_val): New static variables.
943 (preserve_only_constants): New function.
944 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
945 clear its REG_VALUES. If cselib_preserve_constants, don't
946 empty the whole hash table, but preserve there VALUEs with constants,
947 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
948 (cselib_preserve_cfa_base_value): New function.
949 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
950 (cselib_init): Change argument to int bitfield. Set
951 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
953 (cselib_finish): Clear cselib_preserve_constants and
954 cfa_base_preserved_val.
955 * cselib.h (enum cselib_record_what): New enum.
956 (cselib_init): Change argument to int.
957 (cselib_preserve_cfa_base_value): New prototype.
958 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
959 * dse.c (dse_step1): Likewise.
960 * cfgcleanup.c (thread_jump): Likewise.
961 * sched-deps.c (sched_analyze): Likewise.
962 * gcse.c (local_cprop_pass): Likewise.
963 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
964 If FN is non-NULL, call the callback always and whenever it returns
965 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
966 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
967 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
968 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
969 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
970 * var-tracking.c: Include recog.h.
971 (bb_stack_adjust_offset): Remove.
972 (vt_stack_adjustments): Don't call it, instead just gather the
973 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
974 (adjust_stack_reference): Remove.
975 (compute_cfa_pointer): New function.
976 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
977 (struct adjust_mem_data): New type.
978 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
980 (get_address_mode): New function.
981 (replace_expr_with_values): Use it.
982 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
983 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
984 (adjust_sets): Remove.
985 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
986 Use get_address_mode.
987 (get_adjusted_src): Remove.
988 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
989 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
990 (add_with_sets): Don't call adjust_sets.
991 (fp_setter, vt_init_cfa_base): New functions.
992 (vt_initialize): Change return type to bool. Move most of pool etc.
993 initialization to the beginning of the function from end. Pass
994 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
995 If !frame_pointer_needed, call vt_stack_adjustment before mos
996 vector is filled, call vt_init_cfa_base if argp/framep has been
997 eliminated to sp. If frame_pointer_needed and argp/framep has
998 been eliminated to hard frame pointer, set
999 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1000 encountering fp setter in the prologue. For MO_ADJUST, call
1001 log_op_type before pusing the op into mos vector, not afterwards.
1002 Call adjust_insn before cselib_process_insn/add_with_sets,
1003 call cancel_changes (0) afterwards.
1004 (variable_tracking_main_1): Adjust for vt_initialize calling
1005 vt_stack_adjustments and returning whether it succeeded or not.
1007 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1009 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1012 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1014 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1016 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1017 drap_reg has not been set.
1019 2010-03-15 Michael Matz <matz@suse.de>
1022 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1023 use it to expand block copies.
1024 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1025 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1026 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1028 2010-03-15 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/43367
1031 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1034 2010-03-15 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/43317
1037 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1039 2010-03-15 Martin Jambor <mjambor@suse.cz>
1041 PR tree-optimization/43141
1042 * tree-sra.c (create_abstract_origin): New function.
1043 (modify_function): Call create_abstract_origin.
1045 2010-03-15 Chris Demetriou <cgd@google.com>
1047 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1050 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1053 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1054 call insert_out_of_ssa_copy for default definitions.
1056 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1058 * graphite-clast-to-gimple.c (my_long_long): Defined.
1059 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1060 * graphite-sese-to-poly.c (my_long_long): Defined.
1061 (scop_ivs_can_be_represented): Use it.
1063 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1065 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1066 graphite-max-bbs-per-function, and loop-block-tile-size.
1067 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1069 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1071 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1073 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1074 forward declaration.
1075 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1076 (add_upper_bounds_from_estimated_nit): New.
1077 (build_loop_iteration_domains): Use it.
1079 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1081 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1083 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1086 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1087 should be an INTEGER_CST. Also handle CASE_CONVERT.
1089 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1091 * graphite.c (graphite_initialize): To bound the number of bbs per
1092 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1093 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1094 * doc/invoke.texi: Document it.
1096 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1098 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1099 * graphite-sese-to-poly.h (build_poly_scop): Same.
1101 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1103 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1104 the number of parameters in the scop. Use as an upper bound
1105 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1106 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1107 * doc/invoke.texi: Document it.
1109 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1111 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1112 * doc/c-tree.texi: Remove.
1113 * doc/generic.texi: Merge c-tree.texi here.
1114 * doc/gccint.texi (Trees): Remove menu entry.
1115 (c-tree.texi): Remove @include.
1116 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1117 * doc/languages.texi (Reading RTL): Ditto.
1119 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1122 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1124 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1127 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1128 code added to work around reload clobbering CONST insns.
1130 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1132 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1133 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1134 (cselib_preserve_only_values): Remove retain argument, don't
1135 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1136 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1137 * var-tracking.c (micro_operation): Move insn field before union.
1138 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1139 (struct variable_tracking_info_def): Remove n_mos field, change
1140 mos into a vector of micro_operations.
1141 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1142 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1143 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1144 changing into a vector.
1145 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1146 come before all other uops generated by add_stores.
1147 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1149 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1150 a vector. Run just one pass over the bbs instead of separate counting
1151 and computation phase.
1152 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1155 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1156 into *nonlocalized_list vector.
1157 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1158 even if origin is non-NULL.
1159 (gen_variable_die): Likewise.
1160 (process_scope_var): Don't change origin.
1161 (gen_decl_die): Likewise.
1162 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1163 before adding new edges instead of after it, fix moving over
1166 2010-03-11 David S. Miller <davem@davemloft.net>
1168 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1170 * configure: Rebuild.
1172 2010-03-11 Martin Jambor <mjambor@suse.cz>
1174 PR tree-optimization/43257
1175 * tree.c (assign_assembler_name_if_neeeded): New function.
1176 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1178 * tree.h (assign_assembler_name_if_neeeded): Declare.
1179 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1180 the function if needed.
1182 2010-03-11 Chris Demetriou <cgd@google.com>
1184 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1185 include/stdint-gcc.h, and include/stdint.h world-readable.
1187 2010-03-11 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/43255
1190 * tree-vrp.c (process_assert_insertions_for): Do not insert
1191 asserts for trivial conditions.
1193 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1195 PR tree-optimization/43280
1196 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1197 generation. Move calculation of size out of the if branch.
1198 (find_bswap): Modify compare number generation.
1200 2010-03-11 Richard Guenther <rguenther@suse.de>
1203 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1204 (input_gimple_stmt): Fixup handled component types during
1205 operand read. Also fix up decls in ADDR_EXPRs.
1207 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1209 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1210 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1212 2010-03-10 Jan Hubicka <jh@suse.cz>
1215 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1216 * varasm.c (get_variable_section): Don't do that here...
1217 (make_decl_rtl): ... and here.
1218 (do_assemble_alias): Produce decl RTL.
1219 (assemble_alias): Likewise.
1221 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1224 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1225 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1227 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1228 (based_loc_descr): Only express drap or vdrap regno based expressions
1229 using DW_OP_fbreg when not optimizing.
1230 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1231 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1232 REG_CFA_SET_VDRAP note.
1234 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1236 PR tree-optimization/43236
1237 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1238 error in calculation of base address in reverse iteration case.
1239 (generate_builtin): Take number of latch executions if the statement
1242 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1245 * tree-eh.c: Include pointer-set.h.
1246 (lower_eh_dispatch): Filter out duplicate case labels and
1247 remove the unneeded edge when the label is unused. Return
1248 true when some edges are removed.
1249 (execute_lower_eh_dispatch): When any lowering resulted in
1250 removing an edge, also delete unreachable blocks.
1252 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1255 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1256 UNSPEC_MACHOPIC_OFFSET.
1258 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1261 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1262 (m68k_delegitimize_address): New function.
1264 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1267 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1270 * var-tracking.c (adjust_sets): New function.
1271 (count_with_sets, add_with_sets): Use it.
1272 (get_adjusted_src): New inline function.
1273 (add_stores): Use it.
1276 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1277 call cselib_dummy_expand_value_rtx_cb instead of
1278 cselib_expand_value_rtx_cb.
1281 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1282 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1283 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1284 and .cfi_endproc around the pic thunks.
1285 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1286 all queued unwind info register saves are saved before the call.
1287 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1288 considered as sp-=4 for unwind info and the pop as sp+=4 which
1289 also clobbers dest, but doesn't actually restore it.
1292 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1293 RTX_FRAME_RELATED_P.
1295 2010-03-09 Jie Zhang <jie@codesourcery.com>
1297 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1298 whitespaces in output template.
1300 2010-03-09 Jie Zhang <jie@codesourcery.com>
1302 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1305 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1307 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1308 builtins.exp in a separate job.
1310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1312 * graphite-sese-to-poly.c (add_param_constraints): Use
1313 lower_bound_in_type and upper_bound_in_type.
1315 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1317 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1318 instead of unsigned_type_node.
1320 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1321 Reza Yazdani <reza.yazdani@amd.com>
1324 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1325 on pointer type parameters.
1327 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1331 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1332 handle conversions from pointer to integers.
1333 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1334 induction variable, to be able to work with code generated by CLooG.
1335 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1336 (build_poly_scop): Bail out if we cannot codegen a loop.
1338 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1340 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1341 code generation with gloog_error.
1343 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1345 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1346 Call fold_convert on all the returned values.
1347 (expand_scalar_variables_expr): Pass to
1348 expand_scalar_variables_ssa_name the type of the resulting expression.
1350 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1352 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1353 ppl_min_for_le_pointset.
1354 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1355 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1357 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1359 * graphite-dependences.c (map_into_dep_poly): Removed.
1360 (dependence_polyhedron_1): Use combine_context_id_scat.
1362 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1364 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1365 (struct poly_bb): Same.
1366 (combine_context_id_scat): New.
1368 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1371 * sese.c (name_defined_in_loop_p): Return false for default
1374 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1376 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1377 and clean up the logic.
1379 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1381 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1384 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1386 * var-tracking.c (remove_cselib_value_chains): Define only for
1388 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1389 delete_slot_part, emit_notes_for_differences_1): Don't call
1390 remove_cselib_value_chains here.
1391 (set_slot_part, emit_notes_for_differences_2): Don't call
1392 add_cselib_value_chains here.
1393 (preserved_values): New vector.
1394 (preserve_value): New function.
1395 (add_uses, add_stores, vt_add_function_parameters): Use it
1396 instead of cselib_preserve_value.
1397 (changed_values_stack): New vector.
1398 (check_changed_vars_0): New function.
1399 (check_changed_vars_1, check_changed_vars_2): Use it.
1400 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1401 changed_values_stack VALUEs.
1402 (vt_emit_notes): For all preserved_values call
1403 add_cselib_value_chains. If ENABLE_CHECKING call
1404 remove_cselib_value_chains before verifying value_chains is empty.
1405 Initialize and free changed_values_stack.
1406 (vt_initialize): Initialize preserved_values.
1407 (vt_finalize): Free preserved_values.
1409 2010-03-08 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/43269
1412 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1415 2010-03-08 Martin Jambor <mjambor@suse.cz>
1417 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1418 (ipa_is_param_called): Removed.
1419 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1420 (ipa_print_node_params): Do not print the called flag.
1421 (ipa_write_node_info): Do not stream the called flag.
1422 (ipa_read_node_info): Likewise.
1424 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1427 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1428 * cselib.c (struct expand_value_data): Add dummy field.
1429 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1431 (cselib_dummy_expand_value_rtx_cb): New function.
1432 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1434 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1435 * var-tracking.c: Include pointer-set.h.
1436 (variable): Change n_var_parts to char from int. Add
1437 cur_loc_changed and in_changed_variables fields.
1438 (variable_canonicalize): Remove.
1439 (shared_var_p): New inline function.
1440 (unshare_variable): Maintain cur_loc_changed and
1441 in_changed_variables fields. If var was in changed_variables,
1442 replace it there with new_var. Just copy cur_loc instead of
1443 resetting it to something else.
1444 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1445 (dataflow_set_union): Don't call variable_canonicalize.
1446 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1447 of their DEBUG_EXPR_TREE_DECLs.
1448 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1449 and in_changed_variables and cur_loc_changed is false.
1450 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1451 and cur_loc_changed. Don't update cur_loc here.
1452 (variable_merge_over_src): Don't call variable_canonicalize.
1453 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1454 removing loc that is equal to cur_loc, clear cur_loc,
1455 set cur_loc_changed and ensure variable_was_changed is called.
1456 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1457 compare pointers in cur_loc check, if it is equal to loc,
1458 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1459 (variable_different_p): Remove compare_current_location argument,
1460 don't compare cur_loc.
1461 (dataflow_set_different_1): Adjust variable_different_p caller.
1462 (variable_was_changed): If dv had some var in changed_variables
1463 already, reset in_changed_variables flag for it and propagate
1464 cur_loc_changed over to the new variable. On empty var
1465 always set cur_loc_changed. Set in_changed_variables on whatever
1466 var is added to changed_variables.
1467 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1468 Use shared_var_p. When removing loc that is equal to cur_loc,
1469 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1470 end, don't set it to something else, just call variable_was_changed.
1471 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1472 loc being removed, clear cur_loc and set cur_loc_changed.
1473 Set cur_loc_changed if all locations have been removed.
1474 (struct expand_loc_callback_data): New type.
1475 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1476 allocated. Always create SUBREGs if simplify_subreg failed.
1477 Prefer to use cur_loc, when that fails and still in
1478 changed_variables (and seen first time) recompute it. Set
1479 cur_loc_changed of variables which had to change cur_loc and
1480 compute elcd->cur_loc_changed if any of the subexpressions used
1481 had to change cur_loc.
1482 (vt_expand_loc): Adjust to pass arguments in
1483 expand_loc_callback_data structure.
1484 (vt_expand_loc_dummy): New function.
1485 (emitted_notes): New variable.
1486 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1487 that weren't used for any other decl in current
1488 emit_notes_for_changes call call vt_expand_loc_dummy to update
1489 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1490 first loc_chain location if NULL before. Always use just
1491 cur_loc instead of first loc_chain location. When cur_loc_changed
1492 is false, when not --enable-checking=rtl just don't emit any note.
1493 When rtl checking, compute the note and assert it is the same
1494 as previous note. Clear cur_loc_changed and in_changed_variables
1495 at the end before removing from changed_variables.
1496 (check_changed_vars_3): New function.
1497 (emit_notes_for_changes): Traverse changed_vars to call
1498 check_changed_vars_3 on each changed var.
1499 (emit_notes_for_differences_1): Clear cur_loc_changed and
1500 in_changed_variables. Recompute cur_loc of new_var.
1501 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1502 (vt_emit_notes): Initialize and destroy emitted_notes.
1504 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1506 PR rtl-optimization/42220
1507 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1508 Use verify_reg_tracked to determine if we should use OP_OUT rather
1510 (build_def_use): If we see an in-out operand for a register that we
1511 know nothing about, treat is an output if possible, fail the block if
1514 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1517 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1520 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1523 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1524 uses of relevant DEFs that are dead outside the loop too.
1526 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1528 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1530 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1532 * var-tracking.c (values_to_unmark): New variable.
1533 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1534 values_to_unmark vector. Moved body to...
1535 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1536 instead queue it into values_to_unmark vector.
1537 (vt_find_locations): Free values_to_unmark vector.
1539 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1541 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1542 (site.exp): Export them when plugins are enabled.
1544 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1547 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1549 (chrec_fold_multiply): Same.
1551 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1554 * c-decl.c (build_compound_literal): Return early if init is
1557 2010-03-04 Martin Jambor <mjambor@suse.cz>
1559 PR tree-optimization/43164
1560 PR tree-optimization/43191
1561 * tree-sra.c (type_consists_of_records_p): Reject records with
1562 zero-size bit-fields at the end.
1564 2010-03-04 Mike Stump <mikestump@comcast.net>
1566 * Makefile.in (TAGS): Remove *.y.
1568 2010-03-04 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/40761
1571 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1573 (my_rev_post_order_compute): New function.
1574 (init_pre): Call it.
1576 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1579 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1580 decrease the cost of an IV candidate when the cost is infinite.
1582 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1584 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1585 Use '3DNow!' for the extension of that name, ensure normal space
1587 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1589 2010-03-03 Jeff Law <law@redhat.com>
1591 * PR middle-end/32693
1592 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1593 than gen_rtx_SUBREG.
1594 (extract_bit_field_1): Likewise.
1596 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1598 * doc/sourcebuild.texi (Test directives): Document that arguments
1599 include-opts and exclude-opts are now optional for dg-skip-if,
1600 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1602 2010-03-03 Jason Merrill <jason@redhat.com>
1605 * cgraph.h (varpool_node): Add extra_name field.
1606 * varpool.c (varpool_extra_name_alias): New.
1607 (varpool_assemble_decl): Emit extra name aliases.
1608 (varpool_mark_needed_node): Look past an extra name alias.
1609 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1610 * lto-streamer-in.c (lto_input_tree): Read it.
1611 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1613 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1615 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1616 (sparc*-*-solaris2*): ...this.
1618 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1621 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1622 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1623 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1624 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1627 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1628 fallthrough to default handling, just with want_address 0 instead of 2.
1629 For single element lists, add_AT_loc directly, otherwise create an
1630 artificial variable DIE and stick location list to it.
1633 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1634 (VAL_EXPR_HAS_REVERSE): Define.
1635 (reverse_op): New function.
1636 (add_stores): For reversible operations add an extra MO_VAL_USE.
1638 2010-03-02 Jason Merrill <jason@redhat.com>
1640 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1642 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1644 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1645 (sparc64-*-linux*): Likewise.
1646 (sparc64-*-solaris2*): Include assembler files before linker ones.
1647 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1648 * config/sparc/gas.h: Delete.
1649 * config/sparc/sol2-64.h: Add copyright notice.
1650 * config/sparc/sol2-gas-bi.h: Likewise.
1651 * config/sparc/sol2-gld.h: Likewise.
1652 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1653 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1654 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1655 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1656 (sparc_elf_asm_named_section): Rename into...
1657 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1659 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1661 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1663 2010-03-02 Jeff Law <law@redhat.com>
1666 * reload1.c (rtx_p, substitute_stack): Declare.
1667 (substitute): Record addresses of changed rtxs.
1668 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1669 Restore the original rtx when complete.
1670 (reload): Free subsitute_stack when complete.
1672 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1674 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1675 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1677 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1678 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1679 Torture Tests): Change from subsection to section.
1681 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1682 Steven Bosscher <steven@gcc.gnu.org>
1684 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1687 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1690 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1691 the assignment from the new induction variable to the assignment
1692 of the value from the original loop PHI function.
1694 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1695 Daniel Jacobowitz <dan@codesourcery.com>
1697 * doc/sourcebuild.texi (Test directives): Clarify options to
1700 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1702 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1703 Disable cfi directives unless GCC and gas agree on using read-only
1704 .eh_frame sections for 64-bit.
1705 * configure: Regenerate.
1707 2010-03-01 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/43220
1710 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1711 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1713 2010-03-01 Richard Guenther <rguenther@suse.de>
1714 Martin Jambor <mjambor@suse.cz>
1717 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1718 gimplified parameters.
1720 2010-03-01 Christian Bruel <christian.bruel@st.com>
1722 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1724 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1726 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1728 2010-03-01 Richard Guenther <rguenther@suse.de>
1731 * expr.c (expand_assignment): Use the alias-oracle to tell
1732 if the rhs aliases the result decl.
1734 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1737 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1738 to sol_gt_pch_get_address.
1739 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1740 64-bit, SPARC and x86.
1741 (sol_gt_pch_get_address): New function.
1743 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1745 * toplev.h (inform_n, error_n): Declare.
1746 * diagnostic.c (inform_n, error_n): New function.
1748 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1750 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1751 has no rtl yet when processing local_decls, queue it and recheck
1752 if deferred stack allocation hasn't assigned it rtl.
1754 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1756 * config/sh/sh.c (unspec_bbr_uid): New.
1757 (gen_block_redirect): Use it instead of INSN_UID.
1758 (gen_far_branch): Likewise.
1760 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1763 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1765 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1767 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1768 (Warning Options): -Wno-conversion-null is valid for
1769 Objective-C++ as well.
1770 * doc/tm.texi (Named Address Spaces): Likewise.
1771 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1772 * doc/tree-ssa.texi (Tree SSA): Likewise.
1774 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1777 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1778 by default. Don't set the default arch for
1779 i[34567]86-*-darwin*|x86_64-*-darwin*.
1781 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1784 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1785 default. Set the default 32bit/64bit archs with $with_arch
1786 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1788 2010-02-27 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/43186
1791 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1792 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1793 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1794 unroller iterations.
1796 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1798 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1799 required and i[34567]86-*-* targets don't support 64bit ISA.
1801 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1804 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1807 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1809 * config.gcc: Set the default arch at least to Prescott for
1810 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1811 if SSE math is enabled.
1813 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1815 * diagnostic.c (diagnostic_initialize): Update.
1816 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1818 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1819 (diagnostic_inhibit_notes): New.
1820 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1822 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1825 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1826 * doc/standards.texi: Likewise.
1827 * doc/extend.texi: Likewise.
1828 * doc/trouble.texi: Likewise.
1829 * doc/cppopts.texi: Likewise.
1830 * doc/install.texi: Likewise.
1831 * c.opt (std=c90,std=gnu90): New options.
1832 * c-opts.c (c_common_handle_option): Handle them.
1834 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1837 * c-decl.c (undeclared_variable): Use an informative note.
1839 2010-02-26 Richard Guenther <rguenther@suse.de>
1841 PR tree-optimization/43186
1842 * gimple.h (gimple_fold): Remove.
1843 * gimple.c (gimple_fold): Remove. Inline into single user ...
1844 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1845 Try harder for conditions.
1847 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1850 * function.c (used_types_insert): Don't skip through named pointer
1851 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1852 and it is different from the main variant's type.
1854 2010-02-26 Nick Clifton <nickc@redhat.com>
1856 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1858 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1860 * config.gcc: Support --with-fpmath=sse for x86.
1862 * config/i386/ssemath.h: New.
1864 * doc/install.texi (--with-fpmath=sse): Documented.
1866 2010-02-26 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/43188
1869 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1870 vector types of over-aligned element type.
1872 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1876 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1878 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1880 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1882 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1884 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1885 * var-tracking.c: Include diagnostic.h.
1886 (debug_dv): New function.
1887 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1890 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1891 (add_value_chain, add_value_chains, remove_value_chain,
1892 remove_value_chains): Handle DEBUG_EXPRs.
1893 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1896 * regcprop.c (struct queued_debug_insn_change): New type.
1897 (struct value_data_entry): Add debug_insn_changes field.
1898 (struct value_data): Add n_debug_insn_changes field.
1899 (debug_insn_changes_pool): New variable.
1900 (free_debug_insn_changes, apply_debug_insn_changes,
1901 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1902 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1903 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1905 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1907 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1908 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1909 changes, call cprop_find_used_regs via note_stores.
1910 (copyprop_hardreg_forward): When copying vd from predecessor
1911 which has any queued DEBUG_INSN changes, make sure the pointers are
1912 cleared. At the end call df_analyze and then if there are any
1913 DEBUG_INSN changes queued at the end of some basic block for still
1914 live registers, apply them.
1915 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1917 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1919 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1922 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1924 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1925 targets. Set the default with_cpu/with_arch from arch/cpu.
1926 Allow x86-64 and native for with_cpu/with_arch.
1928 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1930 * ebitmap.c: Change calls to verify_popcount with calls to
1931 sbitmap_verify_popcount.
1932 (ebitmap_clear_bit): Fixed map->cacheindex test and
1933 map>cache update when bit clearing results in an empty
1936 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1939 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1940 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1941 and support both V2DF and V2DI modes.
1942 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1943 support both V2DF and V2DI modes.
1944 (general): Delete trailing whitespace from a few patterns.
1946 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1947 V2DF/V2DI interleave high/low builtins.
1949 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1952 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1953 interleave high/low functions.
1955 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1957 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1958 #pragma extern_prefix.
1960 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1963 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1964 BLKmode, assert op0 is a MEM and just adjust its mode.
1967 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1968 if bitpos isn't multiple of mode's bitsize.
1970 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1972 * c.opt (-ftemplate-depth=): New.
1973 (-ftemplate-depth-): Deprecate.
1974 * optc-gen.awk: Handle -ftemplate-depth=.
1975 * opth-gen.awk: Likewise.
1976 * c-opts.c (c_common_handle_option): Likewise.
1977 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1979 2010-02-24 Jason Merrill <jason@redhat.com>
1981 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1983 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1985 * cfg.c (alloc_aux_for_block): Remove inline.
1986 (alloc_aux_for_edge): Likewise.
1988 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1990 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1992 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1994 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1995 * config/i386/sol2-gas.h: New file.
1996 * config.gcc (i[34567]86-*-solaris2*): Use it.
1998 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2001 * c-typeck.c (ep_convert_and_check): New.
2002 (build_conditional_expr): Use it.
2003 (build_binary_op): Likewise.
2005 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2007 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2010 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2011 bounds even for -O+.
2012 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2013 expr needs to have DECL_NAME set.
2015 2010-02-24 Nick Clifton <nickc@redhat.com>
2017 * config/mep/mep.c: Include gimple.h.
2018 (mep_function_uses_sp): Delete unused function.
2019 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2020 parameters. Use unsigned integers to count args. Return a
2021 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2023 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2026 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2027 greater or equal to nelt instead of 2 * nelt.
2028 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2031 2010-02-23 Jason Merrill <jason@redhat.com>
2034 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2035 in cfun->local_decls even if they have register types.
2038 * stor-layout.c (place_field): Don't warn about unnecessary
2039 DECL_PACKED if the type is packed.
2041 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2044 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2045 GOTOFF relocs, even when the base reg isn't pic pointer.
2047 2010-02-23 Michael Matz <matz@suse.de>
2050 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2051 (expand_gimple_basic_block): Generate and use debug temps if there
2052 are debug uses left after the last real use of TERed ssa names.
2053 Unlink debug immediate uses when they are expanded.
2055 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2058 * config/i386/i386.c (override_options): Reorganise to provide
2059 better error messages.
2061 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2064 * graphite-scop-detection.c (create_single_exit_edge): Move
2065 the call to find_single_exit_edge to....
2066 (create_sese_edges): ...here. Don't handle multiple edges
2067 exiting the function.
2068 (build_graphite_scops): Don't handle multiple edges
2069 exiting the function.
2071 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2074 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2075 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2077 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2080 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2082 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2085 * c-typeck.c (convert_arguments): Print declaration location.
2086 * c-common.c (validate_nargs): Rename as
2087 builtin_function_validate_nargs.
2088 (check_builtin_function_arguments): Update.
2090 2010-02-22 Richard Guenther <rguenther@suse.de>
2093 * tree-inline.c (declare_return_variable): Use the type of
2094 the call stmt lhs if available.
2096 2010-02-22 Duncan Sands <baldrick@free.fr>
2098 * passes.c (register_pass): Always consider all pass lists when
2099 ref_pass_instance_number is zero.
2101 2010-02-22 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/42749
2104 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2105 parameter. Do arithmetic in the original type.
2106 (update_accumulator_with_ops): Likewise.
2107 (adjust_accumulator_values): Adjust.
2109 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2111 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2112 (QI to BLKmode splitter): New splitter.
2114 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2116 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2117 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2119 2010-02-22 Richard Guenther <rguenther@suse.de>
2121 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2123 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2125 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2126 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2127 ($(T)crti.o, $(T)crtn.o): Remove rules.
2129 2010-02-21 Tobias Burnus <burnus@net-b.de>
2132 * doc/invoke.texi (-fassociative-math): Document that this
2133 option is automatically enabled for Fortran.
2135 2010-02-20 David S. Miller <davem@davemloft.net>
2137 * configure.ac: Test if linker and assembler properly support
2138 GOTDATA_OP relocations.
2139 * configure: Rebuild.
2140 * config.in: Likewise.
2141 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2142 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2143 (movsi_high_pic): Likewise.
2144 (movdi_lo_sum_pic): Likewise.
2145 (movdi_high_pic): Likewise.
2146 (movsi_pic_gotdata_op): New pattern.
2147 (movdi_pic_gotdata_op): Likewise.
2148 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2149 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2151 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2155 attribute to ssemul.
2156 (xop_mulv2div2di3_high): Ditto.
2158 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2161 * c.opt (Wconversion-null): New option.
2162 * doc/invoke.texi (Wconversion-null): Document.
2164 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2166 * common.opt (Wlarger-than-): Add Undocumented.
2168 2010-02-19 Mike Stump <mikestump@comcast.net>
2170 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2172 2010-02-19 Jason Merrill <jason@redhat.com>
2175 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2176 * configure: Likewise.
2178 2010-02-20 Alan Modra <amodra@gmail.com>
2181 * cgraph.h (cgraph_make_decl_local): Declare.
2182 * cgraph.c (cgraph_make_decl_local): New function.
2183 (cgraph_make_node_local): Use it.
2184 * cgraphunit.c (cgraph_function_versioning): Likewise.
2185 * ipa.c (function_and_variable_visibility): Likewise.
2187 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2190 * except.c (sjlj_emit_function_enter): Don't call
2191 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2193 * rtl.h (add_reg_br_prob_note): Remove prototype.
2195 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2198 * c-common.c (conversion_warning): Remove widening conversions
2199 before checking the conversion of integers to reals.
2201 2010-02-19 Mike Stump <mikestump@comcast.net>
2204 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2207 * cgraphunit.c (process_function_and_variable_attributes): Check
2208 DECL_PRESERVE_P instead of looking up attribute "used".
2209 * ipa-pure-const.c (check_decl): Likewise.
2210 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2211 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2212 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2213 instead of attribute "used".
2214 * config/sol2-c.c (solaris_pragma_init): Likewise.
2215 (solaris_pragma_fini): Likewise.
2217 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2219 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2220 Use XCNEW instead of xcalloc.
2221 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2222 XNEW instead of xmalloc.
2223 (get_fields): Use XNEWVEC instead of xmalloc.
2226 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2227 populate vars array.
2228 (create_new_general_access): For debug stmts just reset value.
2229 (get_stmt_accesses): For accesses within debug stmts just record them
2230 using add_access_to_acc_sites instead of preventing the peeling or
2231 counting them as accesses.
2234 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2236 2010-02-19 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/42916
2239 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2242 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2244 * configure.ac: Replace all uses of changequote in macro arguments
2245 with proper quoting.
2247 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2250 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2252 2010-02-19 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/42944
2255 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2256 test for aliasing with errno.
2258 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2261 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2262 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2263 * dojump.c: Include output.h.
2264 (inv): New inline function.
2265 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2266 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2267 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2268 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2269 argument, pass it down to other calls.
2270 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2271 add REG_BR_PROB note to the conditional jump.
2272 * cfgexpand.c (add_reg_br_prob_note): Removed.
2273 (expand_gimple_cond): Don't call it, add the probability
2274 as last argument to jumpif_1/jumpifnot_1.
2275 * Makefile.in (dojump.o): Depend on output.h.
2276 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2278 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2279 * stmt.c (do_jump_if_equal): Likewise.
2280 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2281 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2282 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2284 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2285 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2286 jumpifnot_1 callers.
2287 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2289 (store_expr): Adjust jumpifnot caller.
2290 (store_constructor): Adjust jumpif caller.
2293 * gimplify.c (gimple_boolify): For __builtin_expect call
2294 gimple_boolify also on its first argument.
2296 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2298 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2300 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2301 * configure: Regenerated.
2303 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2305 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2306 lang_hooks.types_compatible_p instead of comptypes.
2308 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2310 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2311 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2312 if __prefer_thumb__ is defined.
2314 2010-02-18 Martin Jambor <mjambor@suse.cz>
2316 PR tree-optimization/43066
2317 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2318 array with zero-sized element type.
2320 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2323 rtx, allocate struct var_loc_node here and return it to the
2324 caller, and only if it is actually needed.
2325 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2326 move it earlier and return immediately if it returns NULL.
2328 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2330 * config/sparc/gas.h: New file. Restore
2331 TARGET_ASM_NAMED_SECTION to its ELF default.
2332 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2334 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2335 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2336 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2337 after sparc/sysv4.h.
2339 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2341 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2343 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2345 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2346 patterns from predicated pattern.
2348 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2352 for insn mnemonic suffix.
2354 2010-02-17 Richard Guenther <rguenther@suse.de>
2356 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2359 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2362 * caller-save.c (save_call_clobbered_regs): If BB ends with
2363 a DEBUG_INSN, move any notes in between last real insn and the last
2364 DEBUG_INSN after the last DEBUG_INSN.
2366 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2368 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2369 Fix return type. Fix argument type. Explain meaning of return value.
2371 2010-02-16 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/41043
2374 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2375 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2377 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2379 2010-02-16 Ira Rosen <irar@il.ibm.com>
2381 PR tree-optimization/43074
2382 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2383 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2384 vectorizable cycles in hybrid SLP check.
2385 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2387 2010-02-16 Richard Guenther <rguenther@suse.de>
2389 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2390 (true_dependence): If memrefs_conflict_p computes must-alias
2391 trust it. Move TBAA check after offset-based disambiguation.
2392 (canon_true_dependence): Likewise.
2394 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2396 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2397 * doc/invoke.texi: Document it.
2398 * var-tracking.c: Include toplev.h and params.h.
2399 (vt_find_locations): Return bool indicating success. Compute
2400 hash sizes unconditionally. Check new parameter, report.
2401 (variable_tracking_main_1): Check vt_find_locations results and
2402 retry. Renamed from...
2403 (variable_tracking_main): ... this. New wrapper to preserve
2404 flag_var_tracking_assignments.
2405 * Makefile.in (var-tracking.o): Adjust dependencies.
2407 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2408 Jakub Jelinek <jakub@redhat.com>
2411 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2412 if weak_import attribute is present.
2413 * config/darwin.c (machopic_select_section): Likewise.
2415 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2417 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2418 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2419 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2420 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2422 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2424 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2427 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2428 Rewrite text to refer to the names.
2430 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2432 * config/i386/i386-builtin-types.def
2433 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2434 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2435 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2436 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2437 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2438 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2439 IX86_BUILTIN_VPERMIL2PS256.
2440 (MULTI_ARG_4_DF2_DI_I): Defined.
2441 (MULTI_ARG_4_DF2_DI_I1): Defined.
2442 (MULTI_ARG_4_SF2_SI_I): Defined.
2443 (MULTI_ARG_4_SF2_SI_I1): Defined.
2444 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2445 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2446 __builtin_ia32_vpermil2ps256.
2447 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2448 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2449 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2450 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2451 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2452 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2453 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2454 CODE_FOR_xop_vpermil2v8sf3.
2455 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2456 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2457 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2458 (_mm256_permute2_pd): New.
2459 (_mm_permute2_ps): New.
2460 (_mm256_permute2_ps): New.
2462 2010-02-15 Nick Clifton <nickc@redhat.com>
2464 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2465 boolean parameters. Use emit_jump_insn when emitting a pop
2466 instruction containing a return insn.
2467 (push): Use 'true' rather than '1' as second parameter to F.
2468 (h8300_expand_prologue): Likewise.
2469 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2470 (h8300_expand_epilogue): Likewise.
2472 2010-02-15 Richard Guenther <rguenther@suse.de>
2475 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2478 2010-02-15 Nick Clifton <nickc@redhat.com>
2480 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2483 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2485 * intl.c (fake_ngettext): New function.
2486 * intl.h (fake_ngettext): Declare.
2487 (ngettext): Define macro.
2488 * collect2.c (notice_translated): New function.
2489 (main): Use notice_translated and ngettext.
2490 * collect2.h (notice_translated): Declare.
2492 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2494 * reorg.c (delete_computation): Comment fixes.
2495 * caller-save.c (setup_save_areas): Idem.
2496 * sel-sched-dump.c (dump_lv_set): Idem.
2499 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2501 * config/s390/s390.c (s390_sched_init): New function.
2502 (TARGET_SCHED_INIT): Target hook defined.
2504 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2505 Jack Howarth <howarth@bromo.med.uc.edu>
2506 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2509 Partial revert of unintended change in fix for PR41605.
2510 * config/darwin.h: Fix typo.
2511 * config/darwin9.h: Same.
2513 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2515 * c-pch.c (pch_init): Clear v.
2517 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2520 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2521 graphite_can_represent_init for MULT_EXPR.
2523 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2527 * graphite-sese-to-poly.c (remove_phi): New.
2528 (translate_scalar_reduction_to_array): Call remove_phi.
2530 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2533 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2534 * graphite-clast-to-gimple.h (gloog): Update declaration.
2535 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2536 * graphite-poly.h (struct poly_bb): Add missing comments.
2537 (struct scop): Add poly_scop_p field.
2539 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2540 * graphite.c (graphite_transform_loops): Build the polyhedral
2541 representation for each scop before code generation.
2542 * sese.c (rename_variables_in_operand): Removed.
2543 (rename_variables_in_expr): Return the renamed expression.
2544 (rename_sese_parameters): New.
2545 * sese.h (rename_sese_parameters): Declared.
2547 2010-02-11 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/42998
2550 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2551 POINTER_PLUS_EXPR properly.
2553 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2554 Changpeng Fang <changpeng.fang@amd.com>
2557 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2558 the cost of an IV candidate when the IV is used in a test against zero.
2560 * gcc.dg/tree-ssa/ivopts-3.c: New.
2562 2010-02-11 Richard Guenther <rguenther@suse.de>
2565 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2566 pointer-vs-decl case by swapping refs. Handle some cases
2567 of pointer-vs-decl disambiguations more conservatively.
2568 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2569 to false after expanding.
2571 2010-02-11 Richard Guenther <rguenther@suse.de>
2574 * gcc.c (process_command): Handle LTO file@offset case more
2577 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2579 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2580 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2582 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2584 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2585 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2586 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2587 Optimize eq/ne comparisons when both arguments are known to be
2589 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2590 Don't mask operands unnecessarily if they are known to be already
2593 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2595 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2598 2010-02-10 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/43017
2601 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2602 for wrapping signed arithmetic.
2604 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2607 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2608 if no debug info should be emitted for it.
2610 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2612 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2613 note when flag_exceptions is set.
2615 2010-02-10 Duncan Sands <baldrick@free.fr>
2617 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2619 2010-02-10 Richard Guenther <rguenther@suse.de>
2622 * tree.c (get_unwidened): Handle constants.
2623 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2625 2010-02-10 Martin Jambor <mjambor@suse.cz>
2628 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2629 check for variable argument counts independently.
2631 2010-02-10 Christian Bruel <christian.bruel@st.com>
2634 * config/sh/sh.c (find_barrier): Increase length for non delayed
2635 conditional branches.
2637 2010-02-10 Christian Bruel <christian.bruel@st.com>
2639 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2641 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2643 * builtins.c (set_builtin_user_assembler_name): Also handle
2644 ffs if int is smaller than word.
2646 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2649 * ira-conflicts.c (get_dup): Remove.
2650 (process_reg_shuffles): Add new parameter. Use it as an
2651 additional guard for copy generation.
2652 (add_insn_allocno_copies): Rewrite.
2654 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2656 * common.opt (fsched2-use-traces): Preserved for backward
2658 * doc/invoke.texi: Remove the documentation about option
2659 -fsched2-use-traces.
2660 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2661 flag_sched2_use_traces.
2662 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2663 the backward compatibility flag section.
2665 2010-02-09 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/43008
2668 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2669 make HEAP variables initialized from global memory if they
2670 are not known builtin functions.
2671 (find_func_aliases): Adjust.
2673 2010-02-09 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/43000
2676 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2677 arithmetic manually.
2679 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2681 PR tree-optimization/42931
2682 * tree-loop-linear.c (try_interchange_loops): Don't call
2683 double_int_mul if estimated_loop_iterations failed.
2685 2010-02-08 Martin Jambor <mjambor@suse.cz>
2688 * tree-sra.c (build_accesses_from_assign): Do not mark in
2689 should_scalarize_away_bitmap if stmt has volatile ops.
2690 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2693 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2695 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2697 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2699 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2702 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2705 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2707 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2710 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2711 to unknown_dependence.
2712 (graphite_legal_transform_dr): Handle the unknown_dependence.
2713 (graphite_carried_dependence_level_k): Same.
2715 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2717 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2719 2010-02-07 Richard Guenther <rguenther@suse.de>
2722 * expr.c (get_inner_reference): Always initialize *pbitsize.
2724 2010-02-07 Richard Guenther <rguenther@suse.de>
2727 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2728 new ARRAY_REFs on variable size element or minimal index arrays.
2730 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2731 gimple_fold_indirect_ref.
2733 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2736 * arm.c (arm_override_options): Just return if the user has specified
2737 an invalid fpu name.
2739 2010-02-03 Jason Merrill <jason@redhat.com>
2742 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2743 i386_pe_maybe_record_exported_symbol.
2745 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2748 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2749 (pa_delegitimize_address): New function.
2751 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2753 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2754 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2756 2010-02-05 Richard Guenther <rguenther@suse.de>
2759 * lto-streamer-in.c (get_resolution): Deal with references
2760 to undefined functions.
2762 2010-02-05 Richard Guenther <rguenther@suse.de>
2764 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2765 (fold_const_aggregate_ref): Likewise.
2766 (ccp_fold_stmt): Substitute loads.
2767 (maybe_fold_reference): Verify types before substituting.
2769 (fold_gimple_assign): Unshare properly.
2770 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2772 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2774 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2775 for rs6000_gen_cell_microcode.
2777 2010-02-04 Richard Guenther <rguenther@suse.de>
2779 PR rtl-optimization/42952
2780 * dse.c (const_or_frame_p): Remove MEM handling.
2782 2010-02-04 Nick Clifton <nickc@redhat.com>
2784 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2785 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2786 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2787 (mn10300_asm_output_mi_thunk): New function.
2788 (mn10300_can_output_mu_thunk): New function.
2789 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2790 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2791 (FUNCTION_ARG): Delete incorrect comment.
2793 2010-02-03 Jason Merrill <jason@redhat.com>
2796 * fold-const.c (operand_equal_p): Handle erroneous types.
2798 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2800 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2802 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2804 PR rtl-optimization/42941
2805 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2808 2010-02-03 Jason Merrill <jason@redhat.com>
2811 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2813 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2816 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2817 (cselib_reset_table): Renamed from...
2818 (cselib_reset_table_with_next_value): ... this.
2819 (cselib_get_next_uid): Renamed from...
2820 (cselib_get_next_unknown_value): ... this.
2821 * cselib.c (next_uid): Renamed from...
2822 (next_unknown_value): ... this.
2823 (cselib_clear_table): Adjust.
2824 (cselib_reset_table): Adjust. Renamed from...
2825 (cselib_reset_table_with_next_value): ... this.
2826 (cselib_get_next_uid): Adjust. Renamed from...
2827 (cselib_get_next_unknown_value): ... this.
2828 (get_value_hash): Use hash.
2829 (cselib_hash_rtx): Likewise.
2830 (new_cselib_val): Adjust. Set and dump uid.
2831 (cselib_lookup_mem): Pass next_uid as hash.
2832 (cselib_subst_to_values): Likewise.
2833 (cselib_log_lookup): Dump uid.
2834 (cselib_lookup): Pass next_uid as hash. Adjust.
2835 (cselib_process_insn): Adjust.
2836 (cselib_init): Initialize next_uid.
2837 (cselib_finish): Adjust.
2838 (dump_cselib_table): Likewise.
2839 * dse.c (canon_address): Dump value uid.
2840 * print-rtl.c (print_rtx): Print value uid.
2841 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2843 (dv_uid): New function, sort of renamed from...
2844 (dv_htab_hash): ... this, reimplemented in terms of it and...
2845 (dv_uid2hash): ... this. New.
2846 (variable_htab_eq): Drop excess assertions.
2847 (tie_break_pointers): Removed.
2848 (canon_value_cmp): Compare uids.
2849 (variable_post_merge_New_vals): Print uids.
2850 (vt_add_function_parameters): Adjust.
2851 (vt_initialize): Reset table. Adjust.
2853 2010-02-03 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/42944
2856 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2857 (call_may_clobber_ref_p_1): Likewise. Properly handle
2858 malloc and calloc clobbering errno.
2860 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2862 * doc/invoke.texi: Fix name of sched1 dump.
2864 * opts.c (decode_options): Set flag_tree_switch_conversion
2865 only conditionally on optimize >= 2.
2867 * gcse.c: Assorted comment fixes in pass description.
2869 2010-02-03 Anthony Green <green@moxielogic.com>
2871 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2872 nop padding in order to maintain alignment of storage location of
2873 target function address.
2874 (moxie_trampoline_init): Store target function address at newly
2876 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2878 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2880 2010-02-03 Richard Guenther <rguenther@suse.de>
2883 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2885 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2887 * config.gcc: Reenable check for obsolete targets.
2888 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2889 mips-sgi-irix6.[0-4]*.
2891 2010-02-02 Nick Clifton <nickc@redhat.com>
2893 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2894 constant size of 4 as being the same as 0.
2895 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2896 can take values in the range 0..4.
2898 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2901 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2902 as _darwin10_Unwind_FindEnclosingFunction().
2903 * libgcc-libsystem.ver: New.
2905 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2908 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2909 implicitly set registers.
2911 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2913 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2914 (arm_override_options): Allow automatic selection of the thread
2915 pointer register if thumb2.
2916 (legitimize_pic_address): Improve code sequences for Thumb2.
2917 (arm_call_tls_get_addr): Likewise.
2918 (legitimize_tls_address): Likewise.
2919 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2920 (pic_load_addr_32bit): ... this. New named pattern.
2921 * thumb2.md (pic_load_addr_thumb2): Delete.
2922 (pic_load_dot_plus_four): Delete.
2923 (tls_load_dot_plus_four): New named pattern.
2925 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2928 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2929 Document fix for TLS bug.
2931 2010-01-31 Richard Guenther <rguenther@suse.de>
2933 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2934 conservatively correct.
2936 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2940 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2942 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2944 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2946 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2948 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2950 * config.gcc: Adjust order of makefile fragments for mingw targets.
2952 2010-01-31 Richard Guenther <rguenther@suse.de>
2955 * gimplify.c (gimplify_init_constructor): For volatile LHS
2956 initialize a temporary.
2958 2010-01-31 Matthias Klose <doko@ubuntu.com>
2960 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2962 * configure: Regenerate.
2964 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2967 the same alias set and their sizes different constantness.
2968 (aliasing_component_refs_p): Revert 2009-10-24 change.
2970 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2972 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2975 2010-01-29 Richard Guenther <rguenther@suse.de>
2977 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2978 Assert we successfully updated the call.
2980 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2982 PR rtl-optimization/42889
2983 * df.h (df_set_bb_dirty_nonlr): New prototype.
2984 * df-core.c (df_set_bb_dirty_nonlr): New function.
2985 * df-scan.c (df_insn_rescan): Call it instead of
2986 df_set_bb_dirty for DEBUG_INSNs.
2988 2010-01-29 Richard Guenther <rguenther@suse.de>
2991 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2992 quadratic behavior in most cases.
2994 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2998 in the call to gen_x86_movsicc_0_m1.
3000 2010-01-28 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/42871
3003 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3005 2010-01-28 Richard Guenther <rguenther@suse.de>
3007 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3008 into call arguments.
3010 2010-01-28 Richard Guenther <rguenther@suse.de>
3013 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3014 the forwarder if the destination is an EH landing pad.
3016 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3018 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3019 block list passed to gimple_duplicate_sese_tail.
3020 (parallelize_loops): Avoid parallelization when the function
3022 Avoid parallelization when the preheader is IRREDUCIBLE.
3023 Try to optimize when estimated_loop_iterations_int is unresolved.
3024 Add the loop's location to the dump file.
3025 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3026 (gimple_duplicate_sese_tail): Remove the check for the latch.
3027 Redirect nexits to the exit block.
3028 Remove handling of the incoming edges to the latch.
3029 Redirect the backedge from the copied latch to the exit bb.
3031 2010-01-28 Michael Matz <matz@suse.de>
3034 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3035 Wrap force_reg into a sequence, emit it before user.
3037 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3039 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3041 (arm_legacy_rev): Likewise.
3042 (thumb_legacy_rev): Likewise.
3044 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3046 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3047 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3048 on MEM's address failed, try avoid_constant_pool_reference and
3049 recurse if it returned something different.
3050 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3051 address, try avoid_constant_pool_reference and recurse if it
3052 returned something different.
3053 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3054 address and avoid_constant_pool_reference returned something
3055 different, don't set have_address.
3057 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3060 * var-tracking.c (val_store): Add modified argument, obey it.
3062 (count_uses): Move down logging of main.
3063 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3064 don't need resolution.
3065 (emit_notes_in_bb): Likewise.
3067 2010-01-27 Richard Guenther <rguenther@suse.de>
3070 * tree-inline.c (remap_decl): Delay remapping of SSA name
3071 default definitions until we need them.
3073 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3075 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3076 (rs6000_delegitimize_address): New function.
3078 * config/s390/s390.c (s390_delegitimize_address): Call
3079 delegitimize_mem_from_attrs.
3082 * tree-inline.c (cannot_copy_type_1): Removed.
3083 (copy_forbidden): Don't forbid copying of functions containing
3084 records/unions with variable length fields.
3086 2010-01-27 Christian Bruel <christian.bruel@st.com>
3090 * config/sh/sh.c (find_barrier): Increase length for non delayed
3091 conditional branches.
3093 2010-01-27 Matthias Klose <doko@ubuntu.com>
3095 * configure.ac (gnu-unique-object): Fix ldd version check.
3096 * configure: Regenerate.
3098 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3100 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3102 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3103 Test for HAVE_GNU_AS value.
3105 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3107 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3108 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3109 INT64_TYPE): Define.
3110 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3111 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3112 INT_LEAST64_TYPE): Define.
3113 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3114 UINT_LEAST64_TYPE): Define.
3115 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3116 INT_FAST64_TYPE): Define.
3117 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3118 UINT_FAST64_TYPE): Define.
3119 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3120 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3121 (SIG_ATOMIC_TYPE): Define.
3123 2010-01-26 Richard Guenther <rguenther@suse.de>
3125 * df-scan.c (df_scan_set_bb_info): Remove assert.
3126 (df_insn_rescan_debug_internal): Merge asserts.
3127 (df_install_ref): Likewise.
3128 (df_mark_reg): Use bitmap_set_range.
3129 (df_hard_reg_used_p): Remove assert.
3130 (df_hard_reg_used_count): Likewise.
3132 2010-01-26 Richard Guenther <rguenther@suse.de>
3134 PR rtl-optimization/42685
3135 * web.c (web_main): Ignore DEBUG_INSNs.
3137 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3139 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3141 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3142 Fix types of fndecl and arglist parameters.
3144 2010-01-26 Richard Guenther <rguenther@suse.de>
3147 * tree-eh.c (unsplit_eh): Skip debug insns.
3149 2010-01-26 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/42250
3152 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3154 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3157 * omp-low.c (expand_omp_sections): Only use single_pred if
3158 l2_bb is single_pred_p.
3160 2010-01-25 Christian Bruel <christian.bruel@st.com>
3163 * config/sh/sh.c (find_barrier): Increase length for non delayed
3164 conditional branches.
3165 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3167 2010-01-24 David S. Miller <davem@davemloft.net>
3169 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3170 define if not using GAS.
3171 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3172 Likewise. Delete SECTION_MERGE code, which is only applicable
3175 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3178 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3179 mangling of va_list in system headers.
3181 2010-01-23 Toon Moene <toon@moene.org>
3183 * tree-predcom.c (combine_chains): Return NULL, not false.
3185 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3187 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3188 initialization of variable res to agree with return type.
3190 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3192 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3193 * tree-sra.c: Add include of expr.h.
3195 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3197 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3198 insert the debug stmt on the single non-EH edge from the stmt.
3200 2010-01-22 Richard Henderson <rth@redhat.com>
3203 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3204 the RHS until after generate_subtree_copies has insertted its
3205 code before the current statement.
3207 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3209 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3211 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3213 2010-01-21 Martin Jambor <mjambor@suse.cz>
3215 PR tree-optimization/42585
3216 * tree-sra.c (struct access): New field grp_total_scalarization.
3217 (dump_access): Dump the new field.
3218 (should_scalarize_away_bitmap): New variable.
3219 (cannot_scalarize_away_bitmap): Likewise.
3220 (sra_initialize): Allocate new bitmaps.
3221 (sra_deinitialize): Free new bitmaps.
3222 (create_access_1): New function.
3223 (create_access): Parts moved to create_access_1.
3224 (type_consists_of_records_p): New function.
3225 (completely_scalarize_record): Likewise.
3226 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3227 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3228 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3230 (analyze_all_variable_accesses): Completely scalarize small eligible
3233 2010-01-21 Martin Jambor <mjambor@suse.cz>
3235 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3237 2010-01-21 Andrew Haley <aph@redhat.com>
3239 * gcc.c (process_command): Move lang_specific_driver before
3240 setting cc_libexec_prefix.
3242 2010-01-21 Richard Guenther <rguenther@suse.de>
3245 * fold-const.c (negate_expr_p): Pretend only negative
3246 real constants are easily negatable.
3248 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3249 Jason Merrill <jason@redhat.com>
3251 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3252 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3253 * calls.c (initialize argument_information): Handle it.
3254 * c-common.c (handle_transparent_union_attribute): Use new name.
3255 * c-decl.c (finish_struct): Ditto.
3256 * c-typeck.c (type_lists_compatible_p): Ditto.
3257 (convert_for_assignment): Use new name and also handle record.
3258 * function.c (aggregate_value_p): Handle it.
3259 (pass_by_reference): Ditto.
3260 (assign_parm_data_types): Ditto.
3261 * print-tree.c (print_node): Ditto.
3262 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3263 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3264 * tree.c (first_field): New fn.
3266 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3269 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3270 even when linking statically, for now.
3272 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3275 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3276 without a cselib val.
3277 (count_uses): Accept MO_VAL_SET with no val on stores.
3278 (add_stores): Likewise.
3280 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3282 * var-tracking.c (check_value_val): Add a compile time assertion.
3283 (dv_is_decl_p): Simplify.
3284 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3285 gcc_assert if ENABLE_CHECKING.
3287 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3290 * var-tracking.c: Include tree-flow.h.
3291 (mem_dies_at_call): New.
3292 (dataflow_set_preserve_mem_locs): Use it.
3293 (dataflow_set_remove_mem_locs): Likewise.
3294 (dump_var): Renamed from dump_variable. Adjust all callers.
3295 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3296 * Makefile.in (var-tracking.o): Adjust deps.
3298 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3300 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3302 2010-01-20 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/42717
3305 * tree-ssa-dce.c (get_live_post_dom): Remove.
3306 (forward_edge_to_pdom): Take an arbitrary edge to copy
3307 degenerate PHI args from.
3308 (remove_dead_stmt): Use the first post-dominator even if it
3309 does not contain live statements as redirection destination.
3311 2010-01-20 Richard Guenther <rguenther@suse.de>
3313 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3315 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3317 * sel-sched.c (create_speculation_check): Remove set but not used
3319 (try_transformation_cache): Remove set but not used variable ds.
3320 (calculate_privileged_insns): Remove set but not used variables
3321 cur_insn and min_spec_insn.
3322 (find_best_expr): Remove set but not used variable avail_n.
3323 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3325 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3327 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3328 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3331 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3334 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3335 cpu types. Add support for *-sse3 cpu types.
3336 (x86_64-*-*): Ditto.
3338 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3341 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3342 argument, call initializer_constant_valid_p_1 instead of
3343 initializer_constant_valid_p, pass CACHE to it, return NULL
3344 immediately if first call returns NULL.
3345 (initializer_constant_valid_p_1): New function.
3346 (initializer_constant_valid_p): Use it.
3348 2010-01-20 Thomas Quinot <quinot@adacore.com>
3350 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3352 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3354 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3355 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3356 (loc_list_from_tree): Don't handle unsigned division. Handle
3357 signed modulo using DW_OP_{over,over,div,mul,minus}.
3358 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3359 modulo instead of signed.
3361 2010-01-20 DJ Delorie <dj@redhat.com>
3363 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3365 (h8300_emit_stack_adjustment): Propogate it.
3367 (h8300_expand_prologue): Likewise.
3368 (h8300_expand_epilogue): Likewise.
3370 2010-01-19 Michael Matz <matz@suse.de>
3372 PR tree-optimization/41783
3373 * tree-data-ref.c (toplevel): Include flags.h.
3374 (dump_data_dependence_relation): Also dump the inputs if the
3375 result will be unknown.
3376 (split_constant_offset_1): Look through some conversions.
3377 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3378 the offset from last element is too large.
3379 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3380 (reassociate_to_the_same_stmt): Handle vector registers.
3381 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3383 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3384 wide_prolog_niters argument, emit widening instructions.
3385 (vect_do_peeling_for_alignment): Adjust caller, use widened
3386 variant of the iteration cound.
3387 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3389 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3392 * config/arm/neon-testgen.m (emit_automatics): New parameter
3393 features. Adjust for Fixed_return_reg feature.
3394 (test_intrinsic): Call emit_automatics with new feature.
3395 * config/arm/neon.ml: Update copyright years.
3396 (features): New Fixed_return_reg feature.
3397 (ops): Update feature for Vget_low.
3399 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3401 PR tree-optimization/42719
3402 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3406 * fwprop.c (all_uses_available_at): Return false if def_set dest
3407 is a REG that is used in def_insn.
3409 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3411 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3413 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3416 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3418 * target.h (struct gcc_target) <secondary_reload>: Change type
3419 of last argument to secondary_reload_info *.
3421 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3424 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3425 memory references with unaligned offsets. Remove CQImode handling.
3426 (unaligned_memory_operand): Return 1 for memory references with
3427 unaligned offsets. Remove CQImode handling.
3429 2010-01-18 Richard Guenther <rguenther@suse.de>
3432 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3435 2010-01-18 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/42781
3438 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3439 restrict processing only if the original variable was artificial.
3441 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3443 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3444 find number of popped argument bytes.
3446 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3447 Fix the text that describes the return value for invalid insns.
3449 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3451 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3452 Clarify what 'cost of the -dependence' is. Fix quoting.
3454 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3455 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3457 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3459 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3460 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3462 2010-01-17 Richard Guenther <rguenther@suse.de>
3465 * function.c (split_complex_args): Take a VEC to modify.
3466 (assign_parms_augmented_arg_list): Build a VEC instead of
3467 a chain of PARM_DECLs.
3468 (assign_parms_unsplit_complex): Take a VEC of arguments.
3469 Do not fixup unmodified parms.
3470 (assign_parms): Deal with the VEC.
3471 (gimplify_parameters): Likewise.
3473 2010-01-17 Richard Guenther <rguenther@suse.de>
3475 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3476 node existence check.
3477 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3478 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3479 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3480 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3481 (gimple_execute_on_growing_pred): Likewise.
3483 2010-01-17 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/42773
3486 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3487 (compute_antic_aux): Likewise.
3488 (compute_partial_antic_aux): Likewise.
3490 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3493 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3496 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3498 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3501 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3502 Fix markup for strict argument.
3504 (TARGET_SCHED_REORDER2): Fix argument types.
3506 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3507 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3509 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3510 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3512 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3515 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3516 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3517 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3518 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3519 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3521 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3523 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3525 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3526 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3528 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3530 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3533 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3535 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3536 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3538 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3540 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3542 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3543 referring to it. Fix language.
3545 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3547 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3549 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3551 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3553 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3554 '@var{stream}. Remove stray 'and'.
3556 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3558 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3560 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3562 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3563 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3565 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3566 Fix description of return value.
3567 Rename argument "sz" to "len."
3569 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3570 Clarify meaning of 'true' return value.
3572 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3574 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3575 rep_mode versus mode_rep.
3577 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3579 (TARGET_BUILTIN_DECL): Fix name.
3581 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3583 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3585 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3587 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3589 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3591 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3594 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3595 Rename argument tm_fn to md_fn.
3597 (TARGET_OPTION_PRINT): Fix argument list.
3599 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3602 * config/i386/i386.c (ix86_fixup_binary_operands):
3603 Revert FMA4 fixup of operands.
3605 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3608 * Makefile.in (write_entries_to_file, install-plugin):
3609 Use \012 instead of \n with tr.
3611 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3613 * configure.ac (HAVE_AS_REF): New C macro.
3614 * configure: Regenerate.
3615 * config.in: Likewise.
3616 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3618 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3621 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3623 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3625 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3627 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3629 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3631 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3633 (TARGET_BINDS_LOCAL_P): Fix argument type.
3635 (TARGET_ASM_FILE_END): Use prototype.
3637 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3639 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3641 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3643 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3645 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3646 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3648 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3649 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3651 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3652 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3653 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3654 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3656 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3658 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3660 (TARGET_INIT_BUILTINS): Use prototype.
3662 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3663 Put 'const char *' in braces. Fix parameter types.
3664 (TARGET_INVALID_CONVERSION): Fix parameter types.
3665 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3666 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3668 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3671 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3673 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3675 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3677 * doc/tm.texi (TARGET_HELP): Fix return type.
3679 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3680 in braces. Fix argument types.
3682 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3684 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3686 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3688 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3689 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3691 (TARGET_MANGLE_TYPE): Fix argument types.
3693 (TARGET_IRA_COVER_CLASSES): Use prototype.
3695 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3697 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3699 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3701 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3703 (TARGET_CALLEE_COPIES): Fix argument types.
3705 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3707 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3709 (TARGET_FUNCTION_VALUE): Fix argument types.
3711 (TARGET_RETURN_IN_MSB): Fix argument type.
3713 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3715 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3717 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3719 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3720 agree with return type.
3722 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3724 2010-01-15 Jing Yu <jingyu@google.com>
3726 PR rtl-optimization/42691
3727 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3728 a pseudo to a constant and are merged, and adjust comments.
3730 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3732 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3734 2010-01-15 Richard Guenther <rguenther@suse.de>
3737 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3738 labels of computed or non-local gotos to the destination.
3739 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3740 landing pad label is the first label.
3742 2010-01-15 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3746 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3749 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3750 to allow generation of the xssqrtdp instruction on power7.
3751 (sqrtdf2_fpr): Ditto.
3753 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3756 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3757 functions with noreturn attribute.
3760 * varasm.c (declare_weak): Add weak attribute to decl if it
3761 doesn't have one already.
3762 (assemble_external): Only add decls to weak_decls if they also
3763 have weak attribute.
3765 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3767 * var-tracking.c (var_reg_delete): Don't delete the association
3768 between REGs and values or one-part variables if the register
3771 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3774 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3775 because its first operand is a non-localized variable.
3777 2010-01-14 Martin Jambor <mjambor@suse.cz>
3779 PR tree-optimization/42706
3780 * tree-sra.c (encountered_recursive_call): New variable.
3781 (encountered_unchangable_recursive_call): Likewise.
3782 (sra_initialize): Initialize both new variables.
3783 (callsite_has_enough_arguments_p): New function.
3784 (scan_function): Call decl and flags check only for IPA-SRA, check
3785 whether there is a recursive call and whether it has enough arguments.
3786 (all_callers_have_enough_arguments_p): New function.
3787 (convert_callers): Look for recursive calls only when
3788 encountered_recursive_call is set.
3789 (ipa_early_sra): Bail out either if
3790 !all_callers_have_enough_arguments_p or
3791 encountered_unchangable_recursive_call.
3793 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3795 * sel-sched.c: Add 2010 to copyright years.
3796 * sel-sched-ir.c: Likewise.
3797 * sel-sched-ir.h: Likewise.
3799 2010-01-14 Martin Jambor <mjambor@suse.cz>
3801 PR tree-optimization/42714
3802 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3803 constructors specially.
3805 2010-01-14 Andi Kleen <ak@linux.intel.com>
3807 * config/i386/drivers-i386.c (detect_caches_intel):
3808 Add l2sizekb parameter and fill in.
3809 (host_detect_local_cpu): Add l2sizekb, fill in.
3810 Add Atom small cache heuristic.
3812 2010-01-14 Andi Kleen <ak@linux.intel.com>
3814 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3815 Add level3 parameter and fill in.
3816 (detect_caches_intel): Handle level3 cache.
3818 2010-01-14 Andi Kleen <ak@linux.intel.com>
3820 * config/i386/drivers-i386.c (host_detect_local_cpu):
3821 Fix core duo detection.
3823 2010-01-14 Andi Kleen <ak@linux.intel.com>
3825 * config/i386/drivers-i386.c (host_detect_local_cpu):
3828 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3830 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3831 (rs6000_variable_issue_1): this. Use...
3832 (rs6000_variable_issue): here. Reimplement. Print debug info.
3834 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3836 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3837 sel_restore_notes. Update all callers. Call reemit_notes
3840 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3842 PR rtl-optimization/42246
3843 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3846 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3848 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3849 all successors is the same as number of successors in current region.
3851 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3853 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3854 to rename is not separable. Otherwise check that its LHS is not NULL.
3856 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3858 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3862 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3863 available registers when failed to discover LHS register class.
3864 Fix indentation. Update comment.
3866 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3867 Alexander Monakov <amonakov@ispras.ru>
3869 PR rtl-optimization/42389
3870 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3872 (advance_state_on_fence): Likewise.
3873 (sel_target_adjust_priority): Print debug output only when
3874 sched_verbose >= 4, not 2.
3875 (get_expr_cost): Do not issue all unique insns on the next cycle.
3876 (fill_insns): Initialize can_issue_more from the value saved
3878 * sel-sched-ir.c (flist_add): New parameter issue_more.
3879 Init FENCE_ISSUE_MORE with it.
3880 (merge_fences): Likewise.
3881 (init_fences): Update call to flist_add.
3882 (add_to_fences, add_clean_fence_to_fences)
3883 (add_dirty_fence_to_fences): Likewise.
3884 (move_fence_to_fences): Update call to merge_fences.
3885 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3887 * sel-sched-ir.h (struct _fence): New field issue_more.
3888 (FENCE_ISSUE_MORE): New accessor macro.
3890 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3892 PR rtl-optimization/42388
3893 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3894 that have no predecessors nor successors. Do not call move_bb_info
3895 for empty blocks outside of current region.
3897 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3899 PR rtl-optimization/42294
3900 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3901 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3902 originators' originators.
3904 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3906 PR rtl-optimization/39453
3907 PR rtl-optimization/42246
3908 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3910 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3912 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3913 Alexander Monakov <amonakov@ispras.ru>
3916 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3917 (maybe_tidy_empty_bb): ... here. Make static. Add new
3918 argument. Update all callers.
3919 (tidy_control_flow): ... and here. Recompute topological order
3920 of basic blocks in region if necessary.
3921 (sel_redirect_edge_and_branch): Change return type. Return true
3922 if topological order might have been invalidated.
3923 (purge_empty_blocks): Export and move from...
3924 * sel-sched.c (purge_empty_blocks): ... here.
3925 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3926 (maybe_tidy_empty_bb): Delete prototype.
3927 (purge_empty_blocks): Declare.
3929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3931 PR rtl-optimization/42249
3932 * sel-sched.c (try_replace_dest_reg): When chosen register
3933 and original register is the same, do not bail out early, but
3934 still check all original insns for validity of replacing destination
3935 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3938 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3941 Port from no-undefined-overflow branch:
3942 2009-03-09 Richard Guenther <rguenther@suse.de>
3944 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3946 2010-01-14 Richard Guenther <rguenther@suse.de>
3949 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3951 2010-01-14 Ira Rosen <irar@il.ibm.com>
3953 PR tree-optimization/42709
3954 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3955 as scalar type in creation of constant vector operand.
3957 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3960 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3961 (check-parallel-%): Match `testsuite' directory component only
3964 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3966 PR translation/39521
3967 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3970 2010-01-13 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/42730
3973 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3976 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3979 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3980 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3983 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3985 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3986 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3987 ___umulsi3_highpart.
3989 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3990 rather than schedule_insns if the pass is enabled.
3992 2010-01-13 Martin Jambor <mjambor@suse.cz>
3994 PR tree-optimization/42704
3995 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3998 2010-01-13 Martin Jambor <mjambor@suse.cz>
4000 PR tree-optimization/42703
4001 * tree-sra.c (analyze_access_subtree): Check that we can build a
4002 reference to the original data within the aggregate.
4004 2010-01-13 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/42705
4007 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4009 2010-01-13 Richard Guenther <rguenther@suse.de>
4012 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4014 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4017 * var-tracking.c (values_to_unmark): New variable.
4018 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4019 values_to_unmark vector. Moved body to...
4020 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4021 instead queue it into values_to_unmark vector.
4022 (vt_find_locations): Free values_to_unmark vector.
4024 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4026 * config/s390/s390.c (override_options): Set
4027 default of max-pending-list-length to 256
4029 2010-01-13 Richard Guenther <rguenther@suse.de>
4032 * tree-pass.h (PROP_gimple_lcx): New.
4033 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4034 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4035 before the final cleanup_eh.
4036 (dump_properties): Dump PROP_gimple_lcx.
4037 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4038 (tree_lower_complex_O0): Remove.
4039 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4040 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4041 tree_lower_complex, schedule TODO_update_ssa.
4042 * lto-streamer-out.c (output_function): Stream the functions
4044 * lto-streamer-in.c (input_function): Likewise.
4045 (lto_read_body): Do not override them here.
4047 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4050 * c-typeck.c (build_c_cast): Fold value cast to union type before
4051 wrapping it in a CONSTRUCTOR.
4053 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4055 PR rtl-optimization/42699
4056 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4059 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4061 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4062 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4063 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4064 SUBTARGET_WARN_UNUSED_SPEC): ... here
4065 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4067 2010-01-12 Julian Brown <julian@codesourcery.com>
4069 * config/arm/neon-schedgen.ml (Utils): Don't try to
4070 open missing module.
4071 (find_with_result): New.
4073 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4076 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4077 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4079 PR tree-optimization/42645
4080 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4081 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4082 decl_map, set processing_debug_stmt to -1 and return name without
4085 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4087 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4088 binutils version, and reword target configuration description.
4090 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4092 * config/avr/avr.h (LINKER_NAME): Remove.
4094 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4097 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4098 that support VSX, warn for -mno-altivec if vsx is not disabled,
4101 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4102 Shujing Zhao <pearly.zhao@oracle.com>
4104 PR translation/42469
4105 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4106 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4107 character between option name and help text.
4108 * c.opt (imultilib): Likewise.
4110 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4112 * lto-streamer-out.c (output_unreferenced_globals): Output static
4115 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4117 PR rtl-optimization/42621
4118 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4119 optimizing for size.
4120 (duplicate_computed_gotos): Remove now-redundant check.
4122 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4125 * configure.ac: Save and restore LDFLAGS and LIBS
4126 * configure: Regenerate.
4128 2010-01-10 Richard Guenther <rguenther@suse.de>
4131 * builtins.c (fold_builtin_strlen): Add type argument and
4132 convert the resulting length to it.
4133 (fold_builtin_1): Adjust.
4135 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4137 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4138 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4140 (num_insns_constant_wide): Adjust for that change.
4142 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4145 * web.c (union_defs): Add used argument, to combine uses of
4147 (entry_register): Adjust type and tests of used argument.
4148 (web_main): Widen used for new use. Pass it to union_defs.
4149 * df.h (union_defs): Adjust prototype.
4151 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4154 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4155 uses in new incoming argument. Free body.
4156 (reset_debug_uses_in_loop): New.
4157 (analyze_insn_to_expand_var): Call the latter if the former found
4158 anything. Fix whitespace. Reject invalid dest overlaps before
4159 going through all insns in the loop.
4161 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4164 * haifa-sched.c (dying_use_p): Debug insns don't count.
4166 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4169 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4170 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4171 (verify_gimple_call): Reject LHS in noreturn calls.
4173 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4177 * tree-vect-loop-manip.c (adjust_info): New type.
4178 (adjust_vec): New pointer to vector.
4179 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4180 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4181 (slpeel_update_phis_for_duplicate_loop): Use them.
4182 (slpeel_update_phi_nodes_for_guard1): Likewise.
4183 (slpeel_update_phi_nodes_for_guard2): Likewise.
4184 (slpeel_tree_peel_loop_to_edge): Likewise.
4185 (vect_update_ivs_after_vectorizer): Likewise.
4187 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4189 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4190 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4192 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4194 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4195 bogus uninitialized warning.
4197 2010-01-09 Richard Guenther <rguenther@suse.de>
4200 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4201 the evolution is compatible with the initial condition.
4203 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4205 * gcc.c (process_command): Update copyright notice dates.
4206 * gcov.c (print_version): Likewise.
4207 * gcov-dump.c (print_version): Likewise.
4208 * mips-tfile.c (main): Likewise.
4209 * mips-tdump.c (main): Likewise.
4211 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4214 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4216 (rotlhi3_8): Delete.
4218 (rotlsi3_8): Delete.
4219 (rotlsi3_16): Delete.
4220 (rotlsi3_24): Delete.
4222 (*rotw<mode>3): New.
4223 (*rotb<mode>3): New.
4224 * config/avr/avr.c (avr_rotate_bytes): New function.
4225 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4227 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4230 * configure.ac: Modify -rdynamic check.
4231 * configure: Regenerate.
4233 2010-01-08 DJ Delorie <dj@redhat.com>
4235 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4236 register popping order.
4238 2010-01-08 Richard Guenther <rguenther@suse.de>
4241 * c.opt (fsigned-char): Also let LTO handle this option.
4242 (funsigned-char): Likewise.
4244 2010-01-07 Richard Guenther <rguenther@suse.de>
4246 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4247 (gimple_op): Likewise.
4248 (gimple_op_ptr): Likewise.
4249 (gimple_assign_set_lhs): Remove gcc_assert.
4250 (gimple_assign_set_rhs1): Likewise.
4251 (gimple_assign_set_rhs2): Likewise.
4252 (gimple_call_set_lhs): Likewise.
4253 (gimple_call_set_fn): Likewise.
4254 (gimple_call_set_fndecl): Likewise.
4255 (gimple_call_fndecl): Likewise.
4256 (gimple_call_return_type): Likewise.
4257 (gimple_call_set_chain): Likewise.
4258 (gimple_call_num_args): Likewise.
4259 (gimple_call_set_arg): Likewise.
4260 (gimple_cond_set_code): Likewise.
4261 (gimple_cond_set_lhs): Likewise.
4262 (gimple_cond_set_rhs): Likewise.
4263 (gimple_cond_set_true_label): Likewise.
4264 (gimple_cond_set_false_label): Likewise.
4265 (gimple_label_set_label): Likewise.
4266 (gimple_goto_set_dest): Likewise.
4267 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4268 (gimple_debug_bind_get_value): Likewise.
4269 (gimple_debug_bind_get_value_ptr): Likewise.
4270 (gimple_debug_bind_set_var): Likewise.
4271 (gimple_debug_bind_set_value): Likewise.
4272 (gimple_debug_bind_reset_value): Likewise.
4273 (gimple_debug_bind_has_value_p): Likewise.
4274 (gimple_return_retval_ptr): Remove gcc_assert.
4275 (gimple_return_retval): Likewise.
4276 (gimple_return_set_retval): Likewise.
4277 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4278 (safe_referenced_var_iterator): Remove.
4279 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4280 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4281 (fill_referenced_var_vec): Remove.
4282 (first_readonly_imm_use): Remove redundant gcc_assert.
4283 (phi_arg_index_from_use): Combine gcc_asserts.
4284 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4285 (first_imm_use_stmt): Remove redundant gcc_assert.
4286 * tree-cfg.c (verify_gimple_call): Verify function and chain
4287 operands. Verify arguments.
4288 (verify_types_in_gimple_stmt): Verify condition code and labels.
4290 2010-01-07 Richard Guenther <rguenther@suse.de>
4292 PR tree-optimization/42641
4293 * sese.c (rename_map_elt_info): Use the SSA name version, do
4296 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4298 PR tree-optimization/42625
4299 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4300 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4302 2010-01-07 Duncan Sands <baldrick@free.fr>
4304 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4306 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4309 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4310 note itself is not function_invariant_p.
4312 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4314 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4315 Do not add the DF_NOTE problem.
4316 * store-motion.c (execute_rtl_store_motion): Likewise.
4318 2010-01-07 Martin Jambor <mjambor@suse.cz>
4320 PR tree-optimization/42157
4321 * tree-sra.c (compare_access_positions): Stabilize sort if both
4322 accesses have integer types, return zero immediately if they are the
4325 2010-01-06 Richard Henderson <rth@redhat.com>
4328 * haifa-sched.c (add_to_note_list): Merge into ...
4329 (concat_note_lists): ... here, and ...
4330 (unlink_other_notes, rm_other_notes): Merge into...
4331 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4332 NOTE_INSN_EPILOGUE_BEG.
4334 2010-01-06 Richard Guenther <rguenther@suse.de>
4336 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4337 not inline regular functions into always-inline functions.
4339 2010-01-06 Nick Clifton <nickc@redhat.com>
4341 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4342 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4344 (OVERRIDE_OPTIONS): Delete.
4345 (OPTIMIZATION_OPTIONS): Define.
4346 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4347 * config/rx/rx.c (rx_handle_option): Issue an error message if
4348 -mcpu=rx200 and -fpu are used together.
4349 (rx_set_optimization_options): New function. Issue an error
4350 message if an optimization attribute attempts to reset the FPU/
4351 math optimization pairing.
4352 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4353 * config/rx/rx.opt: Set the default to 32-bit doubles.
4354 * config/rx/t-rx: Add multilibs for -nofpu option.
4355 * doc/invoke.texi: Update documentation of RX options.
4357 2010-01-06 Richard Guenther <rguenther@suse.de>
4359 * tree-ssa-pre.c (name_to_id): New global.
4360 (alloc_expression_id): Simplify SSA name handling.
4361 (lookup_expression_id): Likewise.
4362 (init_pre): Zero name_to_id.
4363 (fini_pre): Free it.
4365 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4367 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4369 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4372 * config/i386/sse.md (smaxv2di3): New.
4373 (umaxv2di3): Likewise.
4374 (sminv2di3): Likewise.
4375 (uminv2di3): Likewise.
4377 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4380 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4381 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4382 (legitimize_tls_address): Likewise.
4383 (sparc_tls_referenced_p): Likewise.
4384 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4385 and adjust calls to legitimize_pic_address.
4386 (legitimate_constant_p) Use sparc_tls_referenced_p.
4387 (legitimate_pic_operand_p): Likewise.
4388 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4389 (sparc_tls_symbol_ref_1): Delete.
4390 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4391 (legitimize_tls_address): Make static, handle CONST patterns.
4392 (legitimize_pic_address): Make static, remove unused parameter and
4393 adjust recursive calls.
4394 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4395 and adjust call to legitimize_pic_address.
4396 (sparc_output_mi_thunk): Likewise.
4398 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4399 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4403 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4404 operands to make them signed.
4407 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4410 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4411 GTU to GT for V4SI and V2DI.
4413 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4414 (umin<mode>3): Removed.
4416 (uminv4si3): Likewise.
4418 2010-01-05 Martin Jambor <mjambor@suse.cz>
4420 PR tree-optimization/42462
4421 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4422 current_function_decl to helper functions and macros.
4424 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4427 * flags.h: Don't include real.h.
4428 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4429 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4430 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4431 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4432 * dominance.c: Update copyright.
4433 * gimple.c (walk_gimple_op): Remove inline.
4434 * tree-ssa-reassoc.c: Include real.h.
4435 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4436 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4438 2010-01-05 Nick Clifton <nickc@redhat.com>
4440 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4441 register to push into the stack frame when the accumulator has to
4442 be saved during interrupts.
4444 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4446 * doc/invoke.texi: Remove the documentation about option
4448 * common.opt (Wunreachable-code): Preserved for backward
4450 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4451 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4452 the backward compatibility flag section.
4454 2010-01-05 Richard Guenther <rguenther@suse.de>
4456 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4458 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4461 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4463 PR tree-optimization/42508
4464 * tree-sra.c (convert_callers): Check for recursive call
4465 by comparing cgraph nodes instead of decls.
4466 (modify_function): Call ipa_modify_formal_parameters also
4467 on all same_body aliases.
4469 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4470 cgraph nodes when checking for same_body aliases.
4472 2010-01-05 Richard Guenther <rguenther@suse.de>
4474 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4475 allocation and lookup.
4476 (get_or_alloc_expr_for_constant): Likewise.
4477 (phi_translate): Sink allocation.
4479 2010-01-04 Richard Guenther <rguenther@suse.de>
4481 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4482 a new entry only if needed.
4483 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4484 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4486 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4488 (phi_translate): Handle CONSTANTs early.
4490 2010-01-04 Martin Jambor <mjambor@suse.cz>
4492 PR tree-optimization/42398
4493 * tree-sra.c (struct access): Removed flag grp_different_types.
4494 (dump_access): Do not dump the removed flag.
4495 (sort_and_splice_var_accesses): Do not set the removed flag.
4496 (sra_modify_expr): Check for type compatibility directly.
4498 2010-01-04 Martin Jambor <mjambor@suse.cz>
4500 PR tree-optimization/42366
4501 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4502 edges with variable number of parameters.
4503 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4504 flag instead of asserting it.
4505 (ipa_read_node_info): Read uses_analysis_done flag.
4507 2010-01-04 Richard Guenther <rguenther@suse.de>
4509 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4510 iterative_hash_* as intended.
4511 (vn_reference_compute_hash): Likewise. Simplify hashing
4513 (vn_reference_lookup_2): Likewise.
4514 (vn_nary_op_compute_hash): Likewise.
4515 (vn_phi_compute_hash): Likewise.
4516 (expressions_equal_p): Remove strange code.
4517 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4518 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4519 (bitmap_insert_into_set_1): Take value-id as parameter.
4520 (add_to_value): Pass it.
4521 (bitmap_insert_into_set): Likewise.
4522 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4524 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4527 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4528 (do_self_spec): For switches with SWITCH_IGNORE set set also
4529 SWITCH_IGNORE_PERMANENTLY.
4530 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4533 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4535 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4536 tree of an unreferenced global var.
4538 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4541 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4542 GTU to GT for V4SI and V2DI.
4544 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4545 (umin<mode>3): Removed.
4547 (uminv4si3): Likewise.
4549 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4552 * collect2.c (main): Turn on trace in collect2 if -v is passed
4555 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4557 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4558 description of expression operand.
4560 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4562 * configure.ac: Add install-html to target_list for Make-hooks.
4563 * configure: Regenerate.
4564 * fortran/Make-lang.in (F95_HTMLFILES): New.
4565 (fortran.html): Use it.
4566 (fortran.install-html): New.
4567 * Makefile.in (install-html): Add lang.install-html.
4568 * java/Make-lang.in (JAVA_HTMLFILES): New.
4569 (java.html): Use it.
4570 (java.install-html): New.
4571 * objc/Make-lang.in (objc.install-html): New.
4572 * objcp/Make-lang.in (obj-c++.install-html): New.
4573 * cp/Make-lang.in (c++.install-html): New.
4574 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4575 * lto/Make-lang.in (lto.install-html): New.
4577 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4580 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4582 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4584 PR rtl-optimization/41862
4585 * store-motion.c (store_killed_in_insn, compute_store_table,
4586 remove_reachable_equiv_notes, replace_store_insn,
4587 build_store_vectors): Ignore all DEBUG_INSNs.
4589 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4592 * common.opt: Add dumpdir.
4594 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4596 (option_map): Add --dumpdir.
4598 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4600 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4602 * opts.c (decode_options): Try dump_dir_name first if
4603 dump_base_name isn't an absolute path.
4604 (common_handle_option): Handle OPT_dumpdir.
4606 * toplev.c (dump_dir_name): New.
4607 (print_switch_values): Also ignore -dumpdir.
4609 * toplev.h (dump_dir_name): New.
4611 2010-01-03 Richard Guenther <rguenther@suse.de>
4613 PR tree-optimization/42589
4614 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4615 double-word expansion of bswap32.
4617 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4619 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4620 with BLOCK_FOR_INSN.
4621 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4622 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4623 noce_process_if_block): Likewise.
4624 * gcse.c (compute_local_properties, insert_expr_in_table,
4625 insert_set_in_table, canon_list_insert, find_avail_set,
4626 pre_insert_copy_insn): Likewise.
4628 * basic-block.h (BLOCK_NUM): Move from here...
4629 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4631 2010-01-03 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/42438
4634 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4635 contains_may_not_return_call flag.
4636 (BB_MAY_NOTRETURN): New.
4637 (valid_in_sets): Trapping nary operations are not valid
4638 in blocks that may not return.
4639 (insert_into_preds_of_block): Remove check for trapping expressions.
4640 (compute_avail): Compute also BB_MAY_NOTRETURN.
4642 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4644 * doc/invoke.texi: Add 2010 to copyright years.
4646 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4648 * config/sparc/sparc.c: Fix formatting nits.
4650 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4651 Alexander Monakov <amonakov@ispras.ru>
4653 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4655 2010-01-02 Richard Guenther <rguenther@suse.de>
4658 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4659 (simplify_switch_using_ranges): Mark to be removed edges
4662 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4664 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4666 * collect2.c (scan_libraries): Add missing argument in call to
4669 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4672 * config/alpha/predicates.md (aligned_memory_operand): Return false
4674 (unaligned_memory_operand): Return true for CQImode.
4675 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4676 doesn not cross aligned SImode word boundary.
4678 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4680 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4682 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4683 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4685 2010-01-02 Richard Guenther <rguenther@suse.de>
4688 * toplev.c (compile_file): Emit LTO marker properly. Change
4690 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4692 2010-01-01 Richard Guenther <rguenther@suse.de>
4695 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4697 2010-01-01 Richard Guenther <rguenther@suse.de>
4700 * c-decl.c (grokdeclarator): For zero-size arrays force
4701 structural equality checks as layout_type does.
4703 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4705 * builtins.c: Update copyright to 2010.
4707 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4710 * lto-streamer-out.c (produce_asm): Revert the last change.
4711 (copy_function): Likewise.
4713 * lto-streamer.c (lto_get_section_name): Skip any leading
4716 2010-01-01 Richard Guenther <rguenther@suse.de>
4719 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4723 Copyright (C) 2010 Free Software Foundation, Inc.
4725 Copying and distribution of this file, with or without modification,
4726 are permitted in any medium without royalty provided the copyright
4727 notice and this notice are preserved.