1 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5 * aclocal.m4: Regenerate.
7 2010-04-02 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/43629
10 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
11 if we have seen a constant value.
13 2010-04-02 Joseph Myers <joseph@codesourcery.com>
15 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
18 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
21 * arm.c (legitimize_tls_address): Adjust call to
22 gen_tls_load_dot_plus_four.
23 (arm_note_pic_base): New function.
24 (arm_cannot_copy_insn_p): Use it.
25 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
28 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
33 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
35 * Makefile.in ($(out_object_file)): Depend on
36 gt-$(basename $(notdir $(out_file))).h.
38 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
40 * config.gcc (lm32-*-rtems*): Add t-lm32.
42 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
44 * config.gcc: Add lm32-*-rtems*.
45 * config/lm32/rtems.h: New file.
47 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
50 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
52 2010-04-01 Jakub Jelinek <jakub@redhat.com>
54 * dwarf2out.c (output_compilation_unit_header): For
55 -gdwarf-4 use version 4 instead of version 3.
56 (output_line_info): For version 4 and above emit additional
57 maximum ops per insn header field.
58 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
60 * dwarf2out.c (is_c_family, is_java): Remove.
61 (lower_bound_default): New function.
62 (add_bound_info, gen_descr_array_type_die): Use it.
64 2010-04-01 Dodji Seketeli <dodji@redhat.com>
67 * dwarf2out.c (gen_variable_die): Allow debug info for variable
68 re-declaration when it happens in a function.
70 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
72 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
73 (cgraph_remove_function_insertion_hook): Same.
74 (cgraph_call_function_insertion_hooks): Same.
76 2010-04-01 Richard Guenther <rguenther@suse.de>
79 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
80 and TREE_THIS_VOLATILE.
81 (copy_ref_info): Likewise.
82 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
83 * tree.c (build6_stat): Ignore side-effects of all but arg5
84 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
87 2010-04-01 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/43607
90 * ipa-type-escape.c (check_call): Do not access non-existing
93 2010-04-01 Richard Guenther <rguenther@suse.de>
97 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
98 Jack Howarth <howarth@bromo.med.uc.edu>
100 * tree-profile.c (tree_init_ic_make_global_vars): Make static
103 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * doc/install.texi (Prerequisites): Document libelf usability on
106 IRIX 5/6 and Solaris 2.
107 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
108 Update GNU as, GNU ld requirements.
109 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
110 Document Sun Studio compiler download.
111 Update and simplify as, ld recommendations.
112 (Specific, *-*-solaris2.7): Note obsoletion, removal.
114 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
117 with_tune_32 to pentium4.
119 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
123 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
125 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
128 Document GNU as requirement.
129 Update configure requirements.
130 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
132 Recomment IRIX 6.5.18+.
133 Document IDF/IDL requirement.
134 Document GNU as requirement.
135 Document GNU ld bootstrap failure.
136 Remove freeware.sgi.com reference.
138 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
140 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
141 UNIX V4.0, V5.0 obsoletion, removal.
142 Remove --with-gc=simple reference.
143 Update VM requirements during bootstrap.
144 Remove -oldas bootstrap description.
145 Update binutils reference.
146 Remove comparison failure note.
148 2010-03-31 Richard Guenther <rguenther@suse.de>
149 Zdenek Dvorak <ook@ucw.cz>
150 Sebastian Pop <sebastian.pop@amd.com>
153 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
154 with multiple arguments.
155 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
157 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
159 * graphite-dependences.c (print_pddr): Call print_pdr with an
161 * graphite-poly.c (debug_pdr): Add an extra argument for the
164 (print_pbb_domain): Same.
166 (print_scop_context): Same.
169 (debug_pbb_domain): Same.
173 (debug_scop_context): Same.
176 (print_scop_params): Same.
177 (debug_scop_params): Same.
178 (print_iteration_domain): Same.
179 (print_iteration_domains): Same.
180 (debug_iteration_domain): Same.
181 (debug_iteration_domains): Same.
182 (print_scattering_function): Same.
183 (print_scattering_functions): Same.
184 (debug_scattering_function): Same.
185 (debug_scattering_functions): Same.
186 * graphite-poly.h (debug_pdr): Update declaration.
188 (print_pbb_domain): Same.
190 (print_scop_context): Same.
193 (debug_pbb_domain): Same.
197 (debug_scop_context): Same.
200 (print_scop_params): Same.
201 (debug_scop_params): Same.
202 (print_iteration_domain): Same.
203 (print_iteration_domains): Same.
204 (debug_iteration_domain): Same.
205 (debug_iteration_domains): Same.
206 (print_scattering_function): Same.
207 (print_scattering_functions): Same.
208 (debug_scattering_function): Same.
209 (debug_scattering_functions): Same.
211 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
213 * graphite-poly.c (print_scattering_function_1): New.
214 (print_scattering_function): Call it.
215 (print_scop_params): Remove spaces at the end of lines.
218 * graphite-poly.h (print_cloog): Declared.
219 (debug_cloog): Declared.
221 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
223 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
225 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
226 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
227 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
228 to switch between adding the IV bump in loop->latch or in loop->header.
230 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
232 * graphite-poly.c (print_scattering_function): Pretty print following
235 (print_pbb_domain): Same.
236 (dump_gbb_cases): Same.
237 (dump_gbb_conditions): Same.
240 (print_scop_params): Same.
241 (print_scop_context): Same.
243 (print_pbb_body): New.
244 (lst_indent_to): New.
245 (print_lst): Start new lines with a #.
246 * graphite-poly.h (pbb_bb): New.
247 (pbb_index): Use pbb_bb.
248 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
250 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
252 2010-03-31 Jakub Jelinek <jakub@redhat.com>
254 * dwarf2out.c (size_of_die): For -gdwarf-4 use
255 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
256 and 0 instead of 1 for dw_val_class_flag.
257 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
258 dw_val_class_range_list, dw_val_class_loc_list,
259 dw_val_class_lineptr and dw_val_class_macptr, use
260 DW_FORM_flag_present for dw_val_class_flag and
261 DW_FORM_exprloc for dw_val_class_loc.
262 (output_die): For -gdwarf-4 print dw_val_class_loc
263 size as uleb128 instead of 1 or 2 bytes and don't print
264 anything for dw_val_class_flag.
266 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
267 instead of cselib_lookup following by tweaking locs->setting_insn.
270 * cselib.c (cselib_process_insn): Clear cselib_current_insn
271 even before returning from label, setjmp call or volatile asm
274 2010-03-31 Richard Guenther <rguenther@suse.de>
277 * cgraphunit.c (cgraph_output_in_order): Do not allocate
278 temporary data on stack.
280 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
283 (PUSHSECTION_ASM_OP): Remove.
284 (POPSECTION_ASM_OP): Remove.
285 (PUSHSECTION_FORMAT): Remove.
286 * config/sol2.h (PUSHSECTION_FORMAT): Define.
287 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
288 * config/sol2.c (solaris_output_init_fini): Use it.
290 2010-03-31 Jie Zhang <jie@codesourcery.com>
293 * opt-functions.awk (var_type_struct): Use signed char type
294 for simple variables.
296 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
298 * config/sol2.c: Include output.h.
299 (solaris_assemble_visibility): New function.
300 * config/t-sol2 (sol2.o): Add output.h dependency.
301 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
302 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
305 2010-03-31 Jakub Jelinek <jakub@redhat.com>
308 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
309 V2SImode or XFmode on PRE_DEC.
312 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
315 2010-03-31 Jie Zhang <jie@codesourcery.com>
318 * reload.h (caller_save_initialized_p): Declare.
319 * toplev.c (backend_init_target): Don't call
320 init_caller_save but set caller_save_initialized_p to false.
321 * caller-save.c (caller_save_initialized_p): Define.
322 (init_caller_save): Check caller_save_initialized_p.
323 * ira.c (ira): Call init_caller_save if flag_caller_saves.
325 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
328 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
329 and soft-fp/t-softfp to tmake_file.
330 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
331 (LIBGCC2_TF_CEXT): Define.
334 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
337 * cselib.c (n_useless_values): Document handling of debug locs.
338 (n_useless_debug_values, n_debug_values): New variables.
339 (new_elt_loc_list): Don't add to debug values, keep count.
340 (promote_debug_loc): New.
341 (cselib_reset_table): Zero new variables.
342 (entry_and_rtx_equal_p): Promote debug locs.
343 (discard_useless_locs): Increment n_useless_debug_values for
345 (remove_useless_values): Adjust n_useless_values and n_debug_values
346 with n_useless_debug_values.
347 (add_mem_for_addr): Promote debug locs.
348 (cselib_lookup_mem): Likewise.
349 (cselib_lookup_addr): Renamed to...
350 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
351 (cselib_log_lookup): ... this. Turn into...
352 (cselib_lookup_addr): ... new wrapper.
353 (cselib_lookup_from_insn): New.
354 (cselib_invalidate_regno): Increment n_useless_debug_values for
356 (cselib_invalidate_mem): Likewise.
357 (cselib_process_insn): Take n_deleted and n_debug_values into
358 account to guard remove_useless_value call.
359 (cselib_finish): Zero n_useless_debug_values.
360 * cselib.h (cselib_lookup_from_insn): Declare.
361 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
362 (sched_analyze_2): Likewise.
364 2010-03-30 Jakub Jelinek <jakub@redhat.com>
366 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
368 (adjust_mems): Replace narrowing SUBREG of expression containing
369 just PLUS, MINUS, MULT and ASHIFT of registers and constants
370 with operations in the narrower mode.
373 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
374 regs_invalidated_by_call instead all call_used_reg_set registers.
376 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
379 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
380 pointer comparisons with types_compatible_p.
381 * tree-vect-stmts.c (vectorizable_call): Same.
382 (vectorizable_condition): Same.
384 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
386 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
387 stack check if the mask would be zero.
389 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
390 Jack Howarth <howarth@bromo.med.uc.edu>
392 * tree-profile.c (tree_init_ic_make_global_vars): Make static
395 2010-03-30 Joseph Myers <joseph@codesourcery.com>
398 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
400 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
401 Include ___unordxf2 and ___unordtf2.
402 * config/i386/libgcc-glibc.ver: Do not define inheritance from
405 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
407 * config/lm32/t-lm32: New file.
408 * config.gcc: Use the above file when targetting lm32.
410 2010-03-28 Duncan Sands <baldrick@free.fr>
412 * Makefile.in (PLUGIN_HEADERS): Add except.h.
414 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
417 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
418 Improve vectorization cost model diagnostic.
420 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
423 * tree-vect-data-refs.c (vect_analyze_data_refs): When
424 compute_data_dependences_for_loop returns false, early exit
425 and output an extra diagnostic for the failed data reference
428 2010-03-29 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/43560
431 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
432 (can_sm_ref_p): Treat stores to readonly locations as trapping.
434 2010-03-29 Jie Zhang <jie@codesourcery.com>
437 * toplev.c (process_options): Set optimization_default_node
438 and optimization_current_node.
439 * opts.c (decode_options): Don't set optimization_default_node
440 and optimization_current_node.
442 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
444 * config/rtems.h: Abandon -qrtems_debug.
446 2010-03-28 Jan Hubicka <jh@suse.cz>
448 PR tree-optimization/43505
449 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
450 map should not be copied.
452 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
455 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
456 cdtors, set DECL_PRESERVE_P.
457 * ipa.c (cgraph_externally_visible_p): Return true if declaration
460 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
462 PR tree-optimization/43528
463 * stor-layout.c (place_field): Check that constant fits into
464 unsigned HWI when skipping calculation of MS bitfield layout.
466 2010-03-27 Jan Hubicka <jh@suse.cz>
469 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
470 notice_global_symbol work.
472 2010-03-27 Jakub Jelinek <jakub@redhat.com>
474 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
475 instead of dwarf2out_decl.
476 (struct var_loc_node): Remove section_label field.
477 (dwarf2out_function_decl): New function.
478 (dwarf2out_var_location): Don't set section_label field.
479 (dwarf2out_begin_function): Don't empty decl_loc_table here.
481 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
483 PR tree-optimization/43544
484 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
485 First argument for builtin vectorized function hook is now a
486 tree to be able to distinguish between machine specific and
488 * targhooks.c (default_builtin_vectorized_function): Ditto.
489 * targhooks.h (default_builtin_vectorized_function): Ditto.
490 * target.h (struct gcc_target): Ditto.
491 * tree-vect-stmts.c (vectorizable_function): Ditto.
492 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
493 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
496 2010-03-26 Joseph Myers <joseph@codesourcery.com>
499 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
500 nested binding iff it is a FUNCTION_DECL.
501 (store_parm_decls_newstyle): Pass nested=true to bind for
502 FUNCTION_DECLs amongst parameters.
504 2010-03-26 Jakub Jelinek <jakub@redhat.com>
506 * var-tracking.c (vt_expand_loc_callback): Don't run
507 cselib_expand_value_rtx_cb in dummy mode if
508 cselib_dummy_expand_value_rtx_cb returned false.
510 * var-tracking.c (emit_note_insn_var_location): For one part
511 notes with offset 0, don't add EXPR_LIST around the location.
512 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
513 add_location_or_const_value_attribute): Adjust for that change.
516 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
517 into first operand and location into second.
518 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
519 dw_cfi_oprnd_loc for DW_CFA_expression.
520 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
521 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
522 assume first argument is regnum and second argument is location.
524 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
527 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
528 of scratch register to DImode. Split to DImode comparison operator.
529 Use SImode subreg of scratch register in the multiplication.
530 (*cmp_sadd_sidi): Ditto.
531 (*cmp_ssub_si): Ditto.
532 (*cmp_ssub_sidi): Ditto.
534 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
538 Remove invalid assert and wrong comment.
540 2010-03-26 Jakub Jelinek <jakub@redhat.com>
543 * flags.h (final_insns_dump_p): New extern.
544 * final.c (final_insns_dump_p): New variable.
545 (rest_of_clean_state): Set it before -fdump-final-insns=
546 dumping, clear afterwards.
547 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
548 MEM_ALIAS_SET on MEMs.
550 2010-03-26 David S. Miller <davem@davemloft.net>
552 * configure.ac: Fix sparc GOTDATA_OP bug check.
553 * configure: Rebuild.
555 2010-03-26 Alan Modra <amodra@gmail.com>
557 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
559 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
561 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
562 TLS_SECTION_ASM_FLAG.
564 2010-03-25 Jakub Jelinek <jakub@redhat.com>
567 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
568 Clear first_function_block_is_cold.
571 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
572 argument if the argument is truth_value_p.
574 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
576 * config/rs6000/constraints.md: Update copyright year for my changes.
579 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
580 used in reg+reg addressing, swap registers.
582 2010-03-24 Jakub Jelinek <jakub@redhat.com>
585 * target.h (struct gcc_target): Add code_end hook.
586 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
588 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
589 * toplev.c (compile_file): Call targetm.asm_out.code_end
590 hook before unwind info/debug info output.
591 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
592 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
593 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
594 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
595 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
596 * config/i386/i386.c (ix86_file_end): Renamed to...
597 (ix86_code_end): ... this. Make static. Don't call
598 file_end_indicate_exec_stack. Emit unwind info using
599 final_start_function/final_end_function.
600 (darwin_x86_file_end): Remove.
601 (TARGET_ASM_CODE_END): Define.
602 * config/i386/i386.h (TARGET_ASM_FILE_END,
603 NEED_INDICATE_EXEC_STACK): Don't define.
604 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
605 (TARGET_ASM_FILE_END): Define to darwin_file_end.
606 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
607 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
610 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
611 at the beginning and final_end_function at the end.
612 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
614 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
617 and Sun as TLS syntax.
618 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
619 * configure: Regenerate.
620 * config.in: Regenerate.
621 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
622 (default_elf_asm_named_section): Use it.
623 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
624 (i386_output_dwarf_dtprel): Likewise.
625 (output_addr_const_extra): Likewise.
626 (output_pic_addr_const): Lowercase @GOTTPOFF.
627 (output_addr_const_extra): Likewise.
628 (output_pic_addr_const): Lowercase @GOTNTPOFF.
629 (output_addr_const_extra): Likewise.
630 (output_pic_addr_const): Lowercase @INDNTPOFF.
631 (output_addr_const_extra): Likewise.
632 (output_pic_addr_const): Lowercase @NTPOFF.
633 (output_addr_const_extra): Likewise.
634 (output_pic_addr_const): Lowercase @TPOFF.
635 (output_addr_const_extra): Likewise.
636 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
637 (*tls_global_dynamic_64): Likewise.
638 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
639 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
641 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
642 (ASM_OUTPUT_TLS_COMMON): Use it.
643 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
646 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
647 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
648 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
649 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
650 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
651 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
653 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
655 * config/i386/i386.c (override_options): Don't accept
656 -mtls-dialect=sun any longer.
657 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
658 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
659 (*tls_local_dynamic_base_32_sun): Likewise.
660 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
662 2010-03-24 Jakub Jelinek <jakub@redhat.com>
665 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
666 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
669 * ira.c (adjust_cleared_regs): New function.
670 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
674 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
676 * expr.c (expand_expr_real): Restore previous
677 curr_insn_source_location and curr_insn_block after
678 expand_expr_real_1 call.
679 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
680 instead of expand_expr_real_1.
682 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
684 PR rtl-optimization/43413
685 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
688 2010-03-22 James E. Wilson <wilson@codesourcery.com>
691 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
692 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
694 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
696 * config/i386/i386.c (ix86_target_string): Add -mfma.
697 Fix a typo in comment.
699 2010-03-22 Mike Stump <mikestump@comcast.net>
702 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
703 Don't overly align based upon packed packed fields.
705 2010-03-22 Jason Merrill <jason@redhat.com>
707 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
708 Use () rather than [], and move before the element type.
710 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
712 * doc/configfiles.texi (Configuration Files): Removed
713 fixinc/Makefile*, intl/Makefile.*.
714 * doc/makefile.texi: Fixed markup. Abstract from version
716 (Makefile): Removed obsolete gcc/java/parse.y example.
717 * doc/sourcebuild.texi: Likewise.
718 (Top Level): Added config, gnattools, libdecnumber, libgcc,
719 libgomp, libssp. Removed fastjar.
720 (Miscellaneous Docs): Clarify location.
721 Added COPYING3, COPYING3.LIB.
722 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
724 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
727 * config/i386/i386.c (x86_function_profiler)
728 [!NO_PROFILE_COUNTERS]: Fix typo.
729 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
732 2010-03-22 Janis Johnson <janis187@us.ibm.com>
733 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735 * doc/sourcebuild.texi (Test Directives): Split into six
736 subsections, with most of the current text in new subsections
737 Directives, Selectors, and Final Actions.
738 (Directives): Split list of test directives into multiple
740 (Selectors): Describe use and syntax of selectors.
741 (Effective-Target Keywords): Describe all existing keywords.
742 (Add Options): Describe features for dg-add-options.
743 (Require Support): Describe variants of dg-require-support.
744 (Final Actions): Describe commands to use in dg-final.
746 2010-03-22 Michael Matz <matz@suse.de>
749 * recog.c (validate_replace_rtx_group): Replace also in
750 REG_EQUAL and REG_EQUIV notes.
752 2010-03-22 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/43390
755 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
756 sure vector extracts are type correct.
758 2010-03-22 Richard Guenther <rguenther@suse.de>
761 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
762 x * sqrt (x) even when optimizing for size if the target
763 has native support for sqrt.
765 2010-03-22 Jakub Jelinek <jakub@redhat.com>
767 * varasm.c (make_decl_rtl_for_debug): Also clear
768 flag_mudflap for the duration of make_decl_rtl call.
771 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
772 locs from preserved VALUEs.
774 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
777 * pa.md (movmemsi): Set align to one if zero.
778 (movmemdi): Likewise.
780 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
783 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
784 with their corresponding prologue pushes.
786 2010-03-20 Andrew Pinski <pinskia@gmail.com>
789 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
790 at the begining or end.
791 (spu_expand_epilogue): Likewise.
793 2010-03-20 Richard Guenther <rguenther@suse.de>
795 PR rtl-optimization/43438
796 * combine.c (make_extraction): Properly zero-/sign-extend an
797 extraction of the low part of a CONST_INT. Also handle
800 2010-03-19 Mike Stump <mikestump@comcast.net>
802 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
803 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
804 (override_options): Use SUBTARGET32_DEFAULT_CPU.
806 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
809 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
812 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
814 PR rtl-optimization/42258
815 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
816 use that may match DEF.
819 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
820 the cost of loading the constant rather than assuming
822 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
823 outer code is AND, do the same tests as the andsi3 expander and
824 return COSTS_N_INSNS (1) if and is cheap.
826 * optabs.c (avoid_expensive_constant): Fix formatting.
828 2010-03-19 Michael Matz <matz@suse.de>
831 * attribs.c (decl_attributes): When rebuilding a function pointer
832 type use the same qualifiers as the original pointer type.
834 2010-03-19 Martin Jambor <mjambor@suse.cz>
836 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
837 and is_gimple_ip_invariant_address.
839 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
842 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
844 * config/arm/arm.c (arm_override_options): Turn off
845 flag_dwarf2_cfi_asm for AAPCS variants.
847 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
850 * config/arm/arm.c (emit_multi_reg_push): Update comments.
851 Use PRE_MODIFY instead of PRE_DEC.
852 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
853 (vfp_emit_fstmd): Likewise.
855 2010-03-19 Michael Matz <matz@suse.de>
858 * builtins.c (expand_builtin_interclass_mathfn,
859 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
862 2010-03-19 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/43415
865 * tree-ssa-pre.c (phi_translate): Split out worker to ...
866 (phi_translate_1): ... this.
867 (phi_translate): Move all caching here. Cache all NARY
868 and REFERENCE translations.
870 2010-03-19 David S. Miller <davem@davemloft.net>
872 With help from Eric Botcazou.
873 * config/sparc/sparc.c: Include dwarf2out.h.
874 (emit_pic_helper): Delete.
875 (pic_helper_symbol_name): Delete.
876 (pic_helper_emitted_p): Delete.
877 (pic_helper_needed): New.
878 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
879 (get_pc_thunk_name): New.
880 (load_pic_register): Remove 'delay_pic_helper' arg. Use
881 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
882 Set pic_helper_needed to true. Don't call emit_pic_helper.
883 (sparc_expand_prologue): Update load_pic_register call.
884 (sparc_output_mi_thunk): Likewise.
885 (sparc_file_end): Emit a hidden comdat symbol for the PIC
886 thunk if possible. Output CFI information as needed.
888 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
889 Jack Howarth <howarth@bromo.med.uc.edu>
892 * config/i386/i386.h: Fix ABI on darwin x86-32.
894 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
896 * tree.h: Declare make_decl_rtl_for_debug.
897 * varasm.c (make_decl_rtl_for_debug): New.
898 * dwarf2out.c (rtl_for_decl_location): Call it.
899 * cfgexpand.c (expand_debug_expr): Call it.
901 2010-03-18 Jakub Jelinek <jakub@redhat.com>
904 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
908 * var-tracking.c (vt_init_cfa_base): Do nothing if
909 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
911 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
914 * var-tracking.c (canonicalize_vars_star): New.
915 (dataflow_post_merge_adjust): Use it.
917 2010-03-18 Jakub Jelinek <jakub@redhat.com>
920 * var-tracking.c (non_suitable_const): New function.
921 (add_uses): For DEBUG_INSNs with constants, don't record any
922 value, instead just the constant value itself.
923 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
924 is not VAR_LOC_UNKNOWN_P, set var to the constant.
925 (emit_notes_in_bb): Likewise.
926 (emit_note_insn_var_location): For onepart variables if
927 cur_loc is a VOIDmode constant, use DECL_MODE.
929 2010-03-18 Martin Jambor <mjambor@suse.cz>
932 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
933 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
934 all non-clones. Moved call redirection...
935 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
936 (cgraph_materialize_all_clones): Dispose of all
937 combined_args_to_skip bitmaps.
938 (verify_cgraph_node): Do not check for edges pointing to wrong
939 nodes in inline clones.
940 * tree-inline.c (copy_bb): Call
941 cgraph_redirect_edge_call_stmt_to_callee.
942 * ipa.c (cgraph_remove_unreachable_nodes): Call
943 cgraph_node_remove_callees even when there are used clones.
945 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
947 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
949 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
952 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
955 2010-03-18 Michael Matz <matz@suse.de>
958 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
959 into sqrt(x) if we need to preserve signed zeros.
961 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
962 Eric Botcazou <ebotcazou@adacore.com>
964 PR rtl-optimization/43360
965 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
966 note if we don't know its invariant status.
968 2010-03-18 Michael Matz <matz@suse.de>
970 PR tree-optimization/43402
971 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
972 PHI chains of ssa names registered for update.
974 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
977 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
978 non-offsettable and pre_modify update addressing.
979 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
980 and "2" alternatives "#".
981 (*movdd_softfloat32): Make all alternatives "#";
982 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
983 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
984 (*movdf_softfloat32): Make all alternatives "#";
985 (movdi): Use the new DIFD mode iterator to create a common splitter
986 for movdi, movdf and movdd patterns.
988 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
990 * common.opt (dumpdir): Remove redundant tab.
992 2010-03-17 Martin Jambor <mjambor@suse.cz>
994 PR tree-optimization/43347
995 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
996 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
998 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1000 PR rtl-optimization/42216
1001 * regrename.c (create_new_chain): New function, broken out from...
1002 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1003 appending a use to an empty chain.
1004 (build_def_use): Remove previous changes that convert OP_INOUT to
1005 OP_OUT operands; instead detect the case where an OP_INOUT operand
1006 uses a previously untracked register and create an empty chain for it.
1008 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1010 * doc/extend.texi (Function Attributes): Rewrite unfinished
1011 sentence in ms_abi documentation.
1013 2010-03-17 Alan Modra <amodra@gmail.com>
1015 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1016 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1017 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1018 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1020 2010-03-16 Richard Henderson <rth@redhat.com>
1023 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1024 (lower_try_finally): Save and restore eh_seq around the expansion
1027 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1029 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1030 statements before splitting block.
1032 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1034 * doc/sourcebuild.texi (Testsuites): Fix markup.
1035 Use pathnames relative to gcc/testsuite.
1036 (Test Directives): Move description of how timeout is determined.
1037 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1038 (C Tests): Correct gcc.misc-tests directory.
1039 Framework tests now live in gcc.test-framework.
1041 2010-03-16 Richard Guenther <rguenther@suse.de>
1044 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1045 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1047 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1048 Alexandre Oliva <aoliva@redhat.com>
1050 PR tree-optimization/42917
1051 * lambda-code.c (remove_iv): Skip debug statements.
1052 (lambda_loopnest_to_gcc_loopnest): Likewise.
1053 (not_interesting_stmt): Debug statements are not interesting.
1055 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1059 * cselib.c (cselib_preserve_constants,
1060 cfa_base_preserved_val): New static variables.
1061 (preserve_only_constants): New function.
1062 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1063 clear its REG_VALUES. If cselib_preserve_constants, don't
1064 empty the whole hash table, but preserve there VALUEs with constants,
1065 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1066 (cselib_preserve_cfa_base_value): New function.
1067 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1068 (cselib_init): Change argument to int bitfield. Set
1069 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1071 (cselib_finish): Clear cselib_preserve_constants and
1072 cfa_base_preserved_val.
1073 * cselib.h (enum cselib_record_what): New enum.
1074 (cselib_init): Change argument to int.
1075 (cselib_preserve_cfa_base_value): New prototype.
1076 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1077 * dse.c (dse_step1): Likewise.
1078 * cfgcleanup.c (thread_jump): Likewise.
1079 * sched-deps.c (sched_analyze): Likewise.
1080 * gcse.c (local_cprop_pass): Likewise.
1081 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1082 If FN is non-NULL, call the callback always and whenever it returns
1083 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1084 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1085 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1086 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1087 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1088 * var-tracking.c: Include recog.h.
1089 (bb_stack_adjust_offset): Remove.
1090 (vt_stack_adjustments): Don't call it, instead just gather the
1091 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1092 (adjust_stack_reference): Remove.
1093 (compute_cfa_pointer): New function.
1094 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1095 (struct adjust_mem_data): New type.
1096 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1098 (get_address_mode): New function.
1099 (replace_expr_with_values): Use it.
1100 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1101 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1102 (adjust_sets): Remove.
1103 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1104 Use get_address_mode.
1105 (get_adjusted_src): Remove.
1106 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1107 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1108 (add_with_sets): Don't call adjust_sets.
1109 (fp_setter, vt_init_cfa_base): New functions.
1110 (vt_initialize): Change return type to bool. Move most of pool etc.
1111 initialization to the beginning of the function from end. Pass
1112 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1113 If !frame_pointer_needed, call vt_stack_adjustment before mos
1114 vector is filled, call vt_init_cfa_base if argp/framep has been
1115 eliminated to sp. If frame_pointer_needed and argp/framep has
1116 been eliminated to hard frame pointer, set
1117 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1118 encountering fp setter in the prologue. For MO_ADJUST, call
1119 log_op_type before pusing the op into mos vector, not afterwards.
1120 Call adjust_insn before cselib_process_insn/add_with_sets,
1121 call cancel_changes (0) afterwards.
1122 (variable_tracking_main_1): Adjust for vt_initialize calling
1123 vt_stack_adjustments and returning whether it succeeded or not.
1125 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1127 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1130 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1132 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1134 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1135 drap_reg has not been set.
1137 2010-03-15 Michael Matz <matz@suse.de>
1140 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1141 use it to expand block copies.
1142 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1143 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1144 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1146 2010-03-15 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/43367
1149 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1152 2010-03-15 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/43317
1155 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1157 2010-03-15 Martin Jambor <mjambor@suse.cz>
1159 PR tree-optimization/43141
1160 * tree-sra.c (create_abstract_origin): New function.
1161 (modify_function): Call create_abstract_origin.
1163 2010-03-15 Chris Demetriou <cgd@google.com>
1165 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1171 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1172 call insert_out_of_ssa_copy for default definitions.
1174 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1176 * graphite-clast-to-gimple.c (my_long_long): Defined.
1177 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1178 * graphite-sese-to-poly.c (my_long_long): Defined.
1179 (scop_ivs_can_be_represented): Use it.
1181 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1183 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1184 graphite-max-bbs-per-function, and loop-block-tile-size.
1185 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1187 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1189 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1191 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1192 forward declaration.
1193 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1194 (add_upper_bounds_from_estimated_nit): New.
1195 (build_loop_iteration_domains): Use it.
1197 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1199 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1204 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1205 should be an INTEGER_CST. Also handle CASE_CONVERT.
1207 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1209 * graphite.c (graphite_initialize): To bound the number of bbs per
1210 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1211 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1212 * doc/invoke.texi: Document it.
1214 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1216 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1217 * graphite-sese-to-poly.h (build_poly_scop): Same.
1219 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1221 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1222 the number of parameters in the scop. Use as an upper bound
1223 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1224 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1225 * doc/invoke.texi: Document it.
1227 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1229 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1230 * doc/c-tree.texi: Remove.
1231 * doc/generic.texi: Merge c-tree.texi here.
1232 * doc/gccint.texi (Trees): Remove menu entry.
1233 (c-tree.texi): Remove @include.
1234 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1235 * doc/languages.texi (Reading RTL): Ditto.
1237 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1240 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1242 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1245 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1246 code added to work around reload clobbering CONST insns.
1248 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1250 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1251 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1252 (cselib_preserve_only_values): Remove retain argument, don't
1253 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1254 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1255 * var-tracking.c (micro_operation): Move insn field before union.
1256 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1257 (struct variable_tracking_info_def): Remove n_mos field, change
1258 mos into a vector of micro_operations.
1259 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1260 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1261 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1262 changing into a vector.
1263 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1264 come before all other uops generated by add_stores.
1265 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1267 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1268 a vector. Run just one pass over the bbs instead of separate counting
1269 and computation phase.
1270 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1273 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1274 into *nonlocalized_list vector.
1275 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1276 even if origin is non-NULL.
1277 (gen_variable_die): Likewise.
1278 (process_scope_var): Don't change origin.
1279 (gen_decl_die): Likewise.
1280 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1281 before adding new edges instead of after it, fix moving over
1284 2010-03-11 David S. Miller <davem@davemloft.net>
1286 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1288 * configure: Rebuild.
1290 2010-03-11 Martin Jambor <mjambor@suse.cz>
1292 PR tree-optimization/43257
1293 * tree.c (assign_assembler_name_if_neeeded): New function.
1294 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1296 * tree.h (assign_assembler_name_if_neeeded): Declare.
1297 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1298 the function if needed.
1300 2010-03-11 Chris Demetriou <cgd@google.com>
1302 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1303 include/stdint-gcc.h, and include/stdint.h world-readable.
1305 2010-03-11 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/43255
1308 * tree-vrp.c (process_assert_insertions_for): Do not insert
1309 asserts for trivial conditions.
1311 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1313 PR tree-optimization/43280
1314 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1315 generation. Move calculation of size out of the if branch.
1316 (find_bswap): Modify compare number generation.
1318 2010-03-11 Richard Guenther <rguenther@suse.de>
1321 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1322 (input_gimple_stmt): Fixup handled component types during
1323 operand read. Also fix up decls in ADDR_EXPRs.
1325 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1327 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1328 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1330 2010-03-10 Jan Hubicka <jh@suse.cz>
1333 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1334 * varasm.c (get_variable_section): Don't do that here...
1335 (make_decl_rtl): ... and here.
1336 (do_assemble_alias): Produce decl RTL.
1337 (assemble_alias): Likewise.
1339 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1342 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1343 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1345 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1346 (based_loc_descr): Only express drap or vdrap regno based expressions
1347 using DW_OP_fbreg when not optimizing.
1348 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1349 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1350 REG_CFA_SET_VDRAP note.
1352 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1354 PR tree-optimization/43236
1355 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1356 error in calculation of base address in reverse iteration case.
1357 (generate_builtin): Take number of latch executions if the statement
1360 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1363 * tree-eh.c: Include pointer-set.h.
1364 (lower_eh_dispatch): Filter out duplicate case labels and
1365 remove the unneeded edge when the label is unused. Return
1366 true when some edges are removed.
1367 (execute_lower_eh_dispatch): When any lowering resulted in
1368 removing an edge, also delete unreachable blocks.
1370 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1373 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1374 UNSPEC_MACHOPIC_OFFSET.
1376 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1379 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1380 (m68k_delegitimize_address): New function.
1382 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1385 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1388 * var-tracking.c (adjust_sets): New function.
1389 (count_with_sets, add_with_sets): Use it.
1390 (get_adjusted_src): New inline function.
1391 (add_stores): Use it.
1394 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1395 call cselib_dummy_expand_value_rtx_cb instead of
1396 cselib_expand_value_rtx_cb.
1399 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1400 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1401 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1402 and .cfi_endproc around the pic thunks.
1403 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1404 all queued unwind info register saves are saved before the call.
1405 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1406 considered as sp-=4 for unwind info and the pop as sp+=4 which
1407 also clobbers dest, but doesn't actually restore it.
1410 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1411 RTX_FRAME_RELATED_P.
1413 2010-03-09 Jie Zhang <jie@codesourcery.com>
1415 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1416 whitespaces in output template.
1418 2010-03-09 Jie Zhang <jie@codesourcery.com>
1420 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1423 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1425 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1426 builtins.exp in a separate job.
1428 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1430 * graphite-sese-to-poly.c (add_param_constraints): Use
1431 lower_bound_in_type and upper_bound_in_type.
1433 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1435 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1436 instead of unsigned_type_node.
1438 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1439 Reza Yazdani <reza.yazdani@amd.com>
1442 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1443 on pointer type parameters.
1445 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1449 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1450 handle conversions from pointer to integers.
1451 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1452 induction variable, to be able to work with code generated by CLooG.
1453 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1454 (build_poly_scop): Bail out if we cannot codegen a loop.
1456 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1458 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1459 code generation with gloog_error.
1461 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1463 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1464 Call fold_convert on all the returned values.
1465 (expand_scalar_variables_expr): Pass to
1466 expand_scalar_variables_ssa_name the type of the resulting expression.
1468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1470 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1471 ppl_min_for_le_pointset.
1472 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1473 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1477 * graphite-dependences.c (map_into_dep_poly): Removed.
1478 (dependence_polyhedron_1): Use combine_context_id_scat.
1480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1482 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1483 (struct poly_bb): Same.
1484 (combine_context_id_scat): New.
1486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1489 * sese.c (name_defined_in_loop_p): Return false for default
1492 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1494 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1495 and clean up the logic.
1497 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1499 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1502 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1504 * var-tracking.c (remove_cselib_value_chains): Define only for
1506 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1507 delete_slot_part, emit_notes_for_differences_1): Don't call
1508 remove_cselib_value_chains here.
1509 (set_slot_part, emit_notes_for_differences_2): Don't call
1510 add_cselib_value_chains here.
1511 (preserved_values): New vector.
1512 (preserve_value): New function.
1513 (add_uses, add_stores, vt_add_function_parameters): Use it
1514 instead of cselib_preserve_value.
1515 (changed_values_stack): New vector.
1516 (check_changed_vars_0): New function.
1517 (check_changed_vars_1, check_changed_vars_2): Use it.
1518 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1519 changed_values_stack VALUEs.
1520 (vt_emit_notes): For all preserved_values call
1521 add_cselib_value_chains. If ENABLE_CHECKING call
1522 remove_cselib_value_chains before verifying value_chains is empty.
1523 Initialize and free changed_values_stack.
1524 (vt_initialize): Initialize preserved_values.
1525 (vt_finalize): Free preserved_values.
1527 2010-03-08 Richard Guenther <rguenther@suse.de>
1529 PR tree-optimization/43269
1530 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1533 2010-03-08 Martin Jambor <mjambor@suse.cz>
1535 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1536 (ipa_is_param_called): Removed.
1537 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1538 (ipa_print_node_params): Do not print the called flag.
1539 (ipa_write_node_info): Do not stream the called flag.
1540 (ipa_read_node_info): Likewise.
1542 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1545 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1546 * cselib.c (struct expand_value_data): Add dummy field.
1547 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1549 (cselib_dummy_expand_value_rtx_cb): New function.
1550 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1552 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1553 * var-tracking.c: Include pointer-set.h.
1554 (variable): Change n_var_parts to char from int. Add
1555 cur_loc_changed and in_changed_variables fields.
1556 (variable_canonicalize): Remove.
1557 (shared_var_p): New inline function.
1558 (unshare_variable): Maintain cur_loc_changed and
1559 in_changed_variables fields. If var was in changed_variables,
1560 replace it there with new_var. Just copy cur_loc instead of
1561 resetting it to something else.
1562 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1563 (dataflow_set_union): Don't call variable_canonicalize.
1564 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1565 of their DEBUG_EXPR_TREE_DECLs.
1566 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1567 and in_changed_variables and cur_loc_changed is false.
1568 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1569 and cur_loc_changed. Don't update cur_loc here.
1570 (variable_merge_over_src): Don't call variable_canonicalize.
1571 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1572 removing loc that is equal to cur_loc, clear cur_loc,
1573 set cur_loc_changed and ensure variable_was_changed is called.
1574 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1575 compare pointers in cur_loc check, if it is equal to loc,
1576 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1577 (variable_different_p): Remove compare_current_location argument,
1578 don't compare cur_loc.
1579 (dataflow_set_different_1): Adjust variable_different_p caller.
1580 (variable_was_changed): If dv had some var in changed_variables
1581 already, reset in_changed_variables flag for it and propagate
1582 cur_loc_changed over to the new variable. On empty var
1583 always set cur_loc_changed. Set in_changed_variables on whatever
1584 var is added to changed_variables.
1585 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1586 Use shared_var_p. When removing loc that is equal to cur_loc,
1587 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1588 end, don't set it to something else, just call variable_was_changed.
1589 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1590 loc being removed, clear cur_loc and set cur_loc_changed.
1591 Set cur_loc_changed if all locations have been removed.
1592 (struct expand_loc_callback_data): New type.
1593 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1594 allocated. Always create SUBREGs if simplify_subreg failed.
1595 Prefer to use cur_loc, when that fails and still in
1596 changed_variables (and seen first time) recompute it. Set
1597 cur_loc_changed of variables which had to change cur_loc and
1598 compute elcd->cur_loc_changed if any of the subexpressions used
1599 had to change cur_loc.
1600 (vt_expand_loc): Adjust to pass arguments in
1601 expand_loc_callback_data structure.
1602 (vt_expand_loc_dummy): New function.
1603 (emitted_notes): New variable.
1604 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1605 that weren't used for any other decl in current
1606 emit_notes_for_changes call call vt_expand_loc_dummy to update
1607 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1608 first loc_chain location if NULL before. Always use just
1609 cur_loc instead of first loc_chain location. When cur_loc_changed
1610 is false, when not --enable-checking=rtl just don't emit any note.
1611 When rtl checking, compute the note and assert it is the same
1612 as previous note. Clear cur_loc_changed and in_changed_variables
1613 at the end before removing from changed_variables.
1614 (check_changed_vars_3): New function.
1615 (emit_notes_for_changes): Traverse changed_vars to call
1616 check_changed_vars_3 on each changed var.
1617 (emit_notes_for_differences_1): Clear cur_loc_changed and
1618 in_changed_variables. Recompute cur_loc of new_var.
1619 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1620 (vt_emit_notes): Initialize and destroy emitted_notes.
1622 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1624 PR rtl-optimization/42220
1625 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1626 Use verify_reg_tracked to determine if we should use OP_OUT rather
1628 (build_def_use): If we see an in-out operand for a register that we
1629 know nothing about, treat is an output if possible, fail the block if
1632 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1635 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1638 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1641 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1642 uses of relevant DEFs that are dead outside the loop too.
1644 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1646 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1648 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1650 * var-tracking.c (values_to_unmark): New variable.
1651 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1652 values_to_unmark vector. Moved body to...
1653 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1654 instead queue it into values_to_unmark vector.
1655 (vt_find_locations): Free values_to_unmark vector.
1657 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1659 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1660 (site.exp): Export them when plugins are enabled.
1662 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1665 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1667 (chrec_fold_multiply): Same.
1669 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1672 * c-decl.c (build_compound_literal): Return early if init is
1675 2010-03-04 Martin Jambor <mjambor@suse.cz>
1677 PR tree-optimization/43164
1678 PR tree-optimization/43191
1679 * tree-sra.c (type_consists_of_records_p): Reject records with
1680 zero-size bit-fields at the end.
1682 2010-03-04 Mike Stump <mikestump@comcast.net>
1684 * Makefile.in (TAGS): Remove *.y.
1686 2010-03-04 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/40761
1689 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1691 (my_rev_post_order_compute): New function.
1692 (init_pre): Call it.
1694 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1697 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1698 decrease the cost of an IV candidate when the cost is infinite.
1700 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1702 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1703 Use '3DNow!' for the extension of that name, ensure normal space
1705 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1707 2010-03-03 Jeff Law <law@redhat.com>
1709 * PR middle-end/32693
1710 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1711 than gen_rtx_SUBREG.
1712 (extract_bit_field_1): Likewise.
1714 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1716 * doc/sourcebuild.texi (Test directives): Document that arguments
1717 include-opts and exclude-opts are now optional for dg-skip-if,
1718 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1720 2010-03-03 Jason Merrill <jason@redhat.com>
1723 * cgraph.h (varpool_node): Add extra_name field.
1724 * varpool.c (varpool_extra_name_alias): New.
1725 (varpool_assemble_decl): Emit extra name aliases.
1726 (varpool_mark_needed_node): Look past an extra name alias.
1727 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1728 * lto-streamer-in.c (lto_input_tree): Read it.
1729 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1731 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1733 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1734 (sparc*-*-solaris2*): ...this.
1736 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1739 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1740 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1741 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1742 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1745 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1746 fallthrough to default handling, just with want_address 0 instead of 2.
1747 For single element lists, add_AT_loc directly, otherwise create an
1748 artificial variable DIE and stick location list to it.
1751 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1752 (VAL_EXPR_HAS_REVERSE): Define.
1753 (reverse_op): New function.
1754 (add_stores): For reversible operations add an extra MO_VAL_USE.
1756 2010-03-02 Jason Merrill <jason@redhat.com>
1758 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1760 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1762 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1763 (sparc64-*-linux*): Likewise.
1764 (sparc64-*-solaris2*): Include assembler files before linker ones.
1765 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1766 * config/sparc/gas.h: Delete.
1767 * config/sparc/sol2-64.h: Add copyright notice.
1768 * config/sparc/sol2-gas-bi.h: Likewise.
1769 * config/sparc/sol2-gld.h: Likewise.
1770 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1771 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1772 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1773 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1774 (sparc_elf_asm_named_section): Rename into...
1775 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1777 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1779 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1781 2010-03-02 Jeff Law <law@redhat.com>
1784 * reload1.c (rtx_p, substitute_stack): Declare.
1785 (substitute): Record addresses of changed rtxs.
1786 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1787 Restore the original rtx when complete.
1788 (reload): Free subsitute_stack when complete.
1790 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1792 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1793 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1795 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1796 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1797 Torture Tests): Change from subsection to section.
1799 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1800 Steven Bosscher <steven@gcc.gnu.org>
1802 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1805 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1808 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1809 the assignment from the new induction variable to the assignment
1810 of the value from the original loop PHI function.
1812 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1813 Daniel Jacobowitz <dan@codesourcery.com>
1815 * doc/sourcebuild.texi (Test directives): Clarify options to
1818 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1820 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1821 Disable cfi directives unless GCC and gas agree on using read-only
1822 .eh_frame sections for 64-bit.
1823 * configure: Regenerate.
1825 2010-03-01 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/43220
1828 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1829 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1831 2010-03-01 Richard Guenther <rguenther@suse.de>
1832 Martin Jambor <mjambor@suse.cz>
1835 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1836 gimplified parameters.
1838 2010-03-01 Christian Bruel <christian.bruel@st.com>
1840 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1842 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1846 2010-03-01 Richard Guenther <rguenther@suse.de>
1849 * expr.c (expand_assignment): Use the alias-oracle to tell
1850 if the rhs aliases the result decl.
1852 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1855 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1856 to sol_gt_pch_get_address.
1857 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1858 64-bit, SPARC and x86.
1859 (sol_gt_pch_get_address): New function.
1861 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1863 * toplev.h (inform_n, error_n): Declare.
1864 * diagnostic.c (inform_n, error_n): New function.
1866 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1868 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1869 has no rtl yet when processing local_decls, queue it and recheck
1870 if deferred stack allocation hasn't assigned it rtl.
1872 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1874 * config/sh/sh.c (unspec_bbr_uid): New.
1875 (gen_block_redirect): Use it instead of INSN_UID.
1876 (gen_far_branch): Likewise.
1878 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1881 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1883 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1885 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1886 (Warning Options): -Wno-conversion-null is valid for
1887 Objective-C++ as well.
1888 * doc/tm.texi (Named Address Spaces): Likewise.
1889 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1890 * doc/tree-ssa.texi (Tree SSA): Likewise.
1892 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1895 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1896 by default. Don't set the default arch for
1897 i[34567]86-*-darwin*|x86_64-*-darwin*.
1899 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1902 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1903 default. Set the default 32bit/64bit archs with $with_arch
1904 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1906 2010-02-27 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/43186
1909 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1910 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1911 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1912 unroller iterations.
1914 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1916 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1917 required and i[34567]86-*-* targets don't support 64bit ISA.
1919 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1922 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1925 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1927 * config.gcc: Set the default arch at least to Prescott for
1928 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1929 if SSE math is enabled.
1931 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1933 * diagnostic.c (diagnostic_initialize): Update.
1934 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1936 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1937 (diagnostic_inhibit_notes): New.
1938 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1940 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1943 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1944 * doc/standards.texi: Likewise.
1945 * doc/extend.texi: Likewise.
1946 * doc/trouble.texi: Likewise.
1947 * doc/cppopts.texi: Likewise.
1948 * doc/install.texi: Likewise.
1949 * c.opt (std=c90,std=gnu90): New options.
1950 * c-opts.c (c_common_handle_option): Handle them.
1952 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1955 * c-decl.c (undeclared_variable): Use an informative note.
1957 2010-02-26 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43186
1960 * gimple.h (gimple_fold): Remove.
1961 * gimple.c (gimple_fold): Remove. Inline into single user ...
1962 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1963 Try harder for conditions.
1965 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1968 * function.c (used_types_insert): Don't skip through named pointer
1969 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1970 and it is different from the main variant's type.
1972 2010-02-26 Nick Clifton <nickc@redhat.com>
1974 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1976 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1978 * config.gcc: Support --with-fpmath=sse for x86.
1980 * config/i386/ssemath.h: New.
1982 * doc/install.texi (--with-fpmath=sse): Documented.
1984 2010-02-26 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/43188
1987 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1988 vector types of over-aligned element type.
1990 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1994 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1996 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1998 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2000 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2002 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2003 * var-tracking.c: Include diagnostic.h.
2004 (debug_dv): New function.
2005 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2008 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2009 (add_value_chain, add_value_chains, remove_value_chain,
2010 remove_value_chains): Handle DEBUG_EXPRs.
2011 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2014 * regcprop.c (struct queued_debug_insn_change): New type.
2015 (struct value_data_entry): Add debug_insn_changes field.
2016 (struct value_data): Add n_debug_insn_changes field.
2017 (debug_insn_changes_pool): New variable.
2018 (free_debug_insn_changes, apply_debug_insn_changes,
2019 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2020 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2021 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2023 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2025 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2026 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2027 changes, call cprop_find_used_regs via note_stores.
2028 (copyprop_hardreg_forward): When copying vd from predecessor
2029 which has any queued DEBUG_INSN changes, make sure the pointers are
2030 cleared. At the end call df_analyze and then if there are any
2031 DEBUG_INSN changes queued at the end of some basic block for still
2032 live registers, apply them.
2033 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2035 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2037 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2040 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2042 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2043 targets. Set the default with_cpu/with_arch from arch/cpu.
2044 Allow x86-64 and native for with_cpu/with_arch.
2046 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2048 * ebitmap.c: Change calls to verify_popcount with calls to
2049 sbitmap_verify_popcount.
2050 (ebitmap_clear_bit): Fixed map->cacheindex test and
2051 map>cache update when bit clearing results in an empty
2054 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2057 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2058 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2059 and support both V2DF and V2DI modes.
2060 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2061 support both V2DF and V2DI modes.
2062 (general): Delete trailing whitespace from a few patterns.
2064 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2065 V2DF/V2DI interleave high/low builtins.
2067 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2070 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2071 interleave high/low functions.
2073 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2075 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2076 #pragma extern_prefix.
2078 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2081 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2082 BLKmode, assert op0 is a MEM and just adjust its mode.
2085 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2086 if bitpos isn't multiple of mode's bitsize.
2088 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2090 * c.opt (-ftemplate-depth=): New.
2091 (-ftemplate-depth-): Deprecate.
2092 * optc-gen.awk: Handle -ftemplate-depth=.
2093 * opth-gen.awk: Likewise.
2094 * c-opts.c (c_common_handle_option): Likewise.
2095 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2097 2010-02-24 Jason Merrill <jason@redhat.com>
2099 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2101 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2103 * cfg.c (alloc_aux_for_block): Remove inline.
2104 (alloc_aux_for_edge): Likewise.
2106 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2108 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2110 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2112 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2113 * config/i386/sol2-gas.h: New file.
2114 * config.gcc (i[34567]86-*-solaris2*): Use it.
2116 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2119 * c-typeck.c (ep_convert_and_check): New.
2120 (build_conditional_expr): Use it.
2121 (build_binary_op): Likewise.
2123 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2125 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2128 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2129 bounds even for -O+.
2130 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2131 expr needs to have DECL_NAME set.
2133 2010-02-24 Nick Clifton <nickc@redhat.com>
2135 * config/mep/mep.c: Include gimple.h.
2136 (mep_function_uses_sp): Delete unused function.
2137 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2138 parameters. Use unsigned integers to count args. Return a
2139 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2141 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2144 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2145 greater or equal to nelt instead of 2 * nelt.
2146 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2149 2010-02-23 Jason Merrill <jason@redhat.com>
2152 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2153 in cfun->local_decls even if they have register types.
2156 * stor-layout.c (place_field): Don't warn about unnecessary
2157 DECL_PACKED if the type is packed.
2159 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2162 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2163 GOTOFF relocs, even when the base reg isn't pic pointer.
2165 2010-02-23 Michael Matz <matz@suse.de>
2168 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2169 (expand_gimple_basic_block): Generate and use debug temps if there
2170 are debug uses left after the last real use of TERed ssa names.
2171 Unlink debug immediate uses when they are expanded.
2173 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2176 * config/i386/i386.c (override_options): Reorganise to provide
2177 better error messages.
2179 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2182 * graphite-scop-detection.c (create_single_exit_edge): Move
2183 the call to find_single_exit_edge to....
2184 (create_sese_edges): ...here. Don't handle multiple edges
2185 exiting the function.
2186 (build_graphite_scops): Don't handle multiple edges
2187 exiting the function.
2189 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2192 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2193 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2195 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2198 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2200 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2203 * c-typeck.c (convert_arguments): Print declaration location.
2204 * c-common.c (validate_nargs): Rename as
2205 builtin_function_validate_nargs.
2206 (check_builtin_function_arguments): Update.
2208 2010-02-22 Richard Guenther <rguenther@suse.de>
2211 * tree-inline.c (declare_return_variable): Use the type of
2212 the call stmt lhs if available.
2214 2010-02-22 Duncan Sands <baldrick@free.fr>
2216 * passes.c (register_pass): Always consider all pass lists when
2217 ref_pass_instance_number is zero.
2219 2010-02-22 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/42749
2222 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2223 parameter. Do arithmetic in the original type.
2224 (update_accumulator_with_ops): Likewise.
2225 (adjust_accumulator_values): Adjust.
2227 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2229 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2230 (QI to BLKmode splitter): New splitter.
2232 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2234 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2235 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2237 2010-02-22 Richard Guenther <rguenther@suse.de>
2239 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2241 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2243 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2244 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2245 ($(T)crti.o, $(T)crtn.o): Remove rules.
2247 2010-02-21 Tobias Burnus <burnus@net-b.de>
2250 * doc/invoke.texi (-fassociative-math): Document that this
2251 option is automatically enabled for Fortran.
2253 2010-02-20 David S. Miller <davem@davemloft.net>
2255 * configure.ac: Test if linker and assembler properly support
2256 GOTDATA_OP relocations.
2257 * configure: Rebuild.
2258 * config.in: Likewise.
2259 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2260 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2261 (movsi_high_pic): Likewise.
2262 (movdi_lo_sum_pic): Likewise.
2263 (movdi_high_pic): Likewise.
2264 (movsi_pic_gotdata_op): New pattern.
2265 (movdi_pic_gotdata_op): Likewise.
2266 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2267 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2269 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2273 attribute to ssemul.
2274 (xop_mulv2div2di3_high): Ditto.
2276 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2279 * c.opt (Wconversion-null): New option.
2280 * doc/invoke.texi (Wconversion-null): Document.
2282 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2284 * common.opt (Wlarger-than-): Add Undocumented.
2286 2010-02-19 Mike Stump <mikestump@comcast.net>
2288 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2290 2010-02-19 Jason Merrill <jason@redhat.com>
2293 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2294 * configure: Likewise.
2296 2010-02-20 Alan Modra <amodra@gmail.com>
2299 * cgraph.h (cgraph_make_decl_local): Declare.
2300 * cgraph.c (cgraph_make_decl_local): New function.
2301 (cgraph_make_node_local): Use it.
2302 * cgraphunit.c (cgraph_function_versioning): Likewise.
2303 * ipa.c (function_and_variable_visibility): Likewise.
2305 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2308 * except.c (sjlj_emit_function_enter): Don't call
2309 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2311 * rtl.h (add_reg_br_prob_note): Remove prototype.
2313 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2316 * c-common.c (conversion_warning): Remove widening conversions
2317 before checking the conversion of integers to reals.
2319 2010-02-19 Mike Stump <mikestump@comcast.net>
2322 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2325 * cgraphunit.c (process_function_and_variable_attributes): Check
2326 DECL_PRESERVE_P instead of looking up attribute "used".
2327 * ipa-pure-const.c (check_decl): Likewise.
2328 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2329 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2330 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2331 instead of attribute "used".
2332 * config/sol2-c.c (solaris_pragma_init): Likewise.
2333 (solaris_pragma_fini): Likewise.
2335 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2337 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2338 Use XCNEW instead of xcalloc.
2339 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2340 XNEW instead of xmalloc.
2341 (get_fields): Use XNEWVEC instead of xmalloc.
2344 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2345 populate vars array.
2346 (create_new_general_access): For debug stmts just reset value.
2347 (get_stmt_accesses): For accesses within debug stmts just record them
2348 using add_access_to_acc_sites instead of preventing the peeling or
2349 counting them as accesses.
2352 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2354 2010-02-19 Richard Guenther <rguenther@suse.de>
2356 PR tree-optimization/42916
2357 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2360 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2362 * configure.ac: Replace all uses of changequote in macro arguments
2363 with proper quoting.
2365 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2368 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2370 2010-02-19 Richard Guenther <rguenther@suse.de>
2372 PR tree-optimization/42944
2373 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2374 test for aliasing with errno.
2376 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2379 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2380 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2381 * dojump.c: Include output.h.
2382 (inv): New inline function.
2383 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2384 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2385 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2386 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2387 argument, pass it down to other calls.
2388 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2389 add REG_BR_PROB note to the conditional jump.
2390 * cfgexpand.c (add_reg_br_prob_note): Removed.
2391 (expand_gimple_cond): Don't call it, add the probability
2392 as last argument to jumpif_1/jumpifnot_1.
2393 * Makefile.in (dojump.o): Depend on output.h.
2394 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2396 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2397 * stmt.c (do_jump_if_equal): Likewise.
2398 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2399 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2400 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2402 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2403 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2404 jumpifnot_1 callers.
2405 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2407 (store_expr): Adjust jumpifnot caller.
2408 (store_constructor): Adjust jumpif caller.
2411 * gimplify.c (gimple_boolify): For __builtin_expect call
2412 gimple_boolify also on its first argument.
2414 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2416 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2418 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2419 * configure: Regenerated.
2421 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2423 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2424 lang_hooks.types_compatible_p instead of comptypes.
2426 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2428 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2429 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2430 if __prefer_thumb__ is defined.
2432 2010-02-18 Martin Jambor <mjambor@suse.cz>
2434 PR tree-optimization/43066
2435 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2436 array with zero-sized element type.
2438 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2440 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2441 rtx, allocate struct var_loc_node here and return it to the
2442 caller, and only if it is actually needed.
2443 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2444 move it earlier and return immediately if it returns NULL.
2446 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2448 * config/sparc/gas.h: New file. Restore
2449 TARGET_ASM_NAMED_SECTION to its ELF default.
2450 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2452 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2453 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2454 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2455 after sparc/sysv4.h.
2457 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2459 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2461 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2463 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2464 patterns from predicated pattern.
2466 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2470 for insn mnemonic suffix.
2472 2010-02-17 Richard Guenther <rguenther@suse.de>
2474 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2477 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2480 * caller-save.c (save_call_clobbered_regs): If BB ends with
2481 a DEBUG_INSN, move any notes in between last real insn and the last
2482 DEBUG_INSN after the last DEBUG_INSN.
2484 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2486 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2487 Fix return type. Fix argument type. Explain meaning of return value.
2489 2010-02-16 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/41043
2492 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2493 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2495 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2497 2010-02-16 Ira Rosen <irar@il.ibm.com>
2499 PR tree-optimization/43074
2500 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2501 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2502 vectorizable cycles in hybrid SLP check.
2503 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2505 2010-02-16 Richard Guenther <rguenther@suse.de>
2507 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2508 (true_dependence): If memrefs_conflict_p computes must-alias
2509 trust it. Move TBAA check after offset-based disambiguation.
2510 (canon_true_dependence): Likewise.
2512 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2514 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2515 * doc/invoke.texi: Document it.
2516 * var-tracking.c: Include toplev.h and params.h.
2517 (vt_find_locations): Return bool indicating success. Compute
2518 hash sizes unconditionally. Check new parameter, report.
2519 (variable_tracking_main_1): Check vt_find_locations results and
2520 retry. Renamed from...
2521 (variable_tracking_main): ... this. New wrapper to preserve
2522 flag_var_tracking_assignments.
2523 * Makefile.in (var-tracking.o): Adjust dependencies.
2525 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2526 Jakub Jelinek <jakub@redhat.com>
2529 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2530 if weak_import attribute is present.
2531 * config/darwin.c (machopic_select_section): Likewise.
2533 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2535 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2536 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2537 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2538 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2540 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2543 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2546 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2547 Rewrite text to refer to the names.
2549 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2551 * config/i386/i386-builtin-types.def
2552 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2553 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2554 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2555 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2556 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2557 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2558 IX86_BUILTIN_VPERMIL2PS256.
2559 (MULTI_ARG_4_DF2_DI_I): Defined.
2560 (MULTI_ARG_4_DF2_DI_I1): Defined.
2561 (MULTI_ARG_4_SF2_SI_I): Defined.
2562 (MULTI_ARG_4_SF2_SI_I1): Defined.
2563 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2564 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2565 __builtin_ia32_vpermil2ps256.
2566 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2567 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2568 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2569 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2570 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2571 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2572 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2573 CODE_FOR_xop_vpermil2v8sf3.
2574 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2575 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2576 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2577 (_mm256_permute2_pd): New.
2578 (_mm_permute2_ps): New.
2579 (_mm256_permute2_ps): New.
2581 2010-02-15 Nick Clifton <nickc@redhat.com>
2583 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2584 boolean parameters. Use emit_jump_insn when emitting a pop
2585 instruction containing a return insn.
2586 (push): Use 'true' rather than '1' as second parameter to F.
2587 (h8300_expand_prologue): Likewise.
2588 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2589 (h8300_expand_epilogue): Likewise.
2591 2010-02-15 Richard Guenther <rguenther@suse.de>
2594 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2597 2010-02-15 Nick Clifton <nickc@redhat.com>
2599 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2602 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2604 * intl.c (fake_ngettext): New function.
2605 * intl.h (fake_ngettext): Declare.
2606 (ngettext): Define macro.
2607 * collect2.c (notice_translated): New function.
2608 (main): Use notice_translated and ngettext.
2609 * collect2.h (notice_translated): Declare.
2611 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2613 * reorg.c (delete_computation): Comment fixes.
2614 * caller-save.c (setup_save_areas): Idem.
2615 * sel-sched-dump.c (dump_lv_set): Idem.
2618 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2620 * config/s390/s390.c (s390_sched_init): New function.
2621 (TARGET_SCHED_INIT): Target hook defined.
2623 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2624 Jack Howarth <howarth@bromo.med.uc.edu>
2625 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2628 Partial revert of unintended change in fix for PR41605.
2629 * config/darwin.h: Fix typo.
2630 * config/darwin9.h: Same.
2632 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2634 * c-pch.c (pch_init): Clear v.
2636 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2640 graphite_can_represent_init for MULT_EXPR.
2642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2646 * graphite-sese-to-poly.c (remove_phi): New.
2647 (translate_scalar_reduction_to_array): Call remove_phi.
2649 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2652 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2653 * graphite-clast-to-gimple.h (gloog): Update declaration.
2654 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2655 * graphite-poly.h (struct poly_bb): Add missing comments.
2656 (struct scop): Add poly_scop_p field.
2658 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2659 * graphite.c (graphite_transform_loops): Build the polyhedral
2660 representation for each scop before code generation.
2661 * sese.c (rename_variables_in_operand): Removed.
2662 (rename_variables_in_expr): Return the renamed expression.
2663 (rename_sese_parameters): New.
2664 * sese.h (rename_sese_parameters): Declared.
2666 2010-02-11 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/42998
2669 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2670 POINTER_PLUS_EXPR properly.
2672 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2673 Changpeng Fang <changpeng.fang@amd.com>
2676 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2677 the cost of an IV candidate when the IV is used in a test against zero.
2679 * gcc.dg/tree-ssa/ivopts-3.c: New.
2681 2010-02-11 Richard Guenther <rguenther@suse.de>
2684 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2685 pointer-vs-decl case by swapping refs. Handle some cases
2686 of pointer-vs-decl disambiguations more conservatively.
2687 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2688 to false after expanding.
2690 2010-02-11 Richard Guenther <rguenther@suse.de>
2693 * gcc.c (process_command): Handle LTO file@offset case more
2696 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2698 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2699 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2701 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2703 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2704 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2705 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2706 Optimize eq/ne comparisons when both arguments are known to be
2708 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2709 Don't mask operands unnecessarily if they are known to be already
2712 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2714 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2717 2010-02-10 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/43017
2720 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2721 for wrapping signed arithmetic.
2723 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2726 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2727 if no debug info should be emitted for it.
2729 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2731 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2732 note when flag_exceptions is set.
2734 2010-02-10 Duncan Sands <baldrick@free.fr>
2736 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2738 2010-02-10 Richard Guenther <rguenther@suse.de>
2741 * tree.c (get_unwidened): Handle constants.
2742 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2744 2010-02-10 Martin Jambor <mjambor@suse.cz>
2747 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2748 check for variable argument counts independently.
2750 2010-02-10 Christian Bruel <christian.bruel@st.com>
2753 * config/sh/sh.c (find_barrier): Increase length for non delayed
2754 conditional branches.
2756 2010-02-10 Christian Bruel <christian.bruel@st.com>
2758 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2760 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2762 * builtins.c (set_builtin_user_assembler_name): Also handle
2763 ffs if int is smaller than word.
2765 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2768 * ira-conflicts.c (get_dup): Remove.
2769 (process_reg_shuffles): Add new parameter. Use it as an
2770 additional guard for copy generation.
2771 (add_insn_allocno_copies): Rewrite.
2773 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2775 * common.opt (fsched2-use-traces): Preserved for backward
2777 * doc/invoke.texi: Remove the documentation about option
2778 -fsched2-use-traces.
2779 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2780 flag_sched2_use_traces.
2781 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2782 the backward compatibility flag section.
2784 2010-02-09 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/43008
2787 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2788 make HEAP variables initialized from global memory if they
2789 are not known builtin functions.
2790 (find_func_aliases): Adjust.
2792 2010-02-09 Richard Guenther <rguenther@suse.de>
2794 PR tree-optimization/43000
2795 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2796 arithmetic manually.
2798 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2800 PR tree-optimization/42931
2801 * tree-loop-linear.c (try_interchange_loops): Don't call
2802 double_int_mul if estimated_loop_iterations failed.
2804 2010-02-08 Martin Jambor <mjambor@suse.cz>
2807 * tree-sra.c (build_accesses_from_assign): Do not mark in
2808 should_scalarize_away_bitmap if stmt has volatile ops.
2809 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2812 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2814 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2816 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2818 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2821 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2824 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2826 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2829 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2830 to unknown_dependence.
2831 (graphite_legal_transform_dr): Handle the unknown_dependence.
2832 (graphite_carried_dependence_level_k): Same.
2834 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2836 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2838 2010-02-07 Richard Guenther <rguenther@suse.de>
2841 * expr.c (get_inner_reference): Always initialize *pbitsize.
2843 2010-02-07 Richard Guenther <rguenther@suse.de>
2846 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2847 new ARRAY_REFs on variable size element or minimal index arrays.
2849 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2850 gimple_fold_indirect_ref.
2852 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2855 * arm.c (arm_override_options): Just return if the user has specified
2856 an invalid fpu name.
2858 2010-02-03 Jason Merrill <jason@redhat.com>
2861 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2862 i386_pe_maybe_record_exported_symbol.
2864 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2867 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2868 (pa_delegitimize_address): New function.
2870 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2872 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2873 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2875 2010-02-05 Richard Guenther <rguenther@suse.de>
2878 * lto-streamer-in.c (get_resolution): Deal with references
2879 to undefined functions.
2881 2010-02-05 Richard Guenther <rguenther@suse.de>
2883 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2884 (fold_const_aggregate_ref): Likewise.
2885 (ccp_fold_stmt): Substitute loads.
2886 (maybe_fold_reference): Verify types before substituting.
2888 (fold_gimple_assign): Unshare properly.
2889 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2891 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2893 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2894 for rs6000_gen_cell_microcode.
2896 2010-02-04 Richard Guenther <rguenther@suse.de>
2898 PR rtl-optimization/42952
2899 * dse.c (const_or_frame_p): Remove MEM handling.
2901 2010-02-04 Nick Clifton <nickc@redhat.com>
2903 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2904 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2905 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2906 (mn10300_asm_output_mi_thunk): New function.
2907 (mn10300_can_output_mu_thunk): New function.
2908 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2909 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2910 (FUNCTION_ARG): Delete incorrect comment.
2912 2010-02-03 Jason Merrill <jason@redhat.com>
2915 * fold-const.c (operand_equal_p): Handle erroneous types.
2917 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2919 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2921 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2923 PR rtl-optimization/42941
2924 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2927 2010-02-03 Jason Merrill <jason@redhat.com>
2930 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2932 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2935 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2936 (cselib_reset_table): Renamed from...
2937 (cselib_reset_table_with_next_value): ... this.
2938 (cselib_get_next_uid): Renamed from...
2939 (cselib_get_next_unknown_value): ... this.
2940 * cselib.c (next_uid): Renamed from...
2941 (next_unknown_value): ... this.
2942 (cselib_clear_table): Adjust.
2943 (cselib_reset_table): Adjust. Renamed from...
2944 (cselib_reset_table_with_next_value): ... this.
2945 (cselib_get_next_uid): Adjust. Renamed from...
2946 (cselib_get_next_unknown_value): ... this.
2947 (get_value_hash): Use hash.
2948 (cselib_hash_rtx): Likewise.
2949 (new_cselib_val): Adjust. Set and dump uid.
2950 (cselib_lookup_mem): Pass next_uid as hash.
2951 (cselib_subst_to_values): Likewise.
2952 (cselib_log_lookup): Dump uid.
2953 (cselib_lookup): Pass next_uid as hash. Adjust.
2954 (cselib_process_insn): Adjust.
2955 (cselib_init): Initialize next_uid.
2956 (cselib_finish): Adjust.
2957 (dump_cselib_table): Likewise.
2958 * dse.c (canon_address): Dump value uid.
2959 * print-rtl.c (print_rtx): Print value uid.
2960 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2962 (dv_uid): New function, sort of renamed from...
2963 (dv_htab_hash): ... this, reimplemented in terms of it and...
2964 (dv_uid2hash): ... this. New.
2965 (variable_htab_eq): Drop excess assertions.
2966 (tie_break_pointers): Removed.
2967 (canon_value_cmp): Compare uids.
2968 (variable_post_merge_New_vals): Print uids.
2969 (vt_add_function_parameters): Adjust.
2970 (vt_initialize): Reset table. Adjust.
2972 2010-02-03 Richard Guenther <rguenther@suse.de>
2974 PR tree-optimization/42944
2975 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2976 (call_may_clobber_ref_p_1): Likewise. Properly handle
2977 malloc and calloc clobbering errno.
2979 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2981 * doc/invoke.texi: Fix name of sched1 dump.
2983 * opts.c (decode_options): Set flag_tree_switch_conversion
2984 only conditionally on optimize >= 2.
2986 * gcse.c: Assorted comment fixes in pass description.
2988 2010-02-03 Anthony Green <green@moxielogic.com>
2990 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2991 nop padding in order to maintain alignment of storage location of
2992 target function address.
2993 (moxie_trampoline_init): Store target function address at newly
2995 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2997 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2999 2010-02-03 Richard Guenther <rguenther@suse.de>
3002 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3004 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3006 * config.gcc: Reenable check for obsolete targets.
3007 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3008 mips-sgi-irix6.[0-4]*.
3010 2010-02-02 Nick Clifton <nickc@redhat.com>
3012 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3013 constant size of 4 as being the same as 0.
3014 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3015 can take values in the range 0..4.
3017 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3020 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3021 as _darwin10_Unwind_FindEnclosingFunction().
3022 * libgcc-libsystem.ver: New.
3024 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3027 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3028 implicitly set registers.
3030 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3032 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3033 (arm_override_options): Allow automatic selection of the thread
3034 pointer register if thumb2.
3035 (legitimize_pic_address): Improve code sequences for Thumb2.
3036 (arm_call_tls_get_addr): Likewise.
3037 (legitimize_tls_address): Likewise.
3038 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3039 (pic_load_addr_32bit): ... this. New named pattern.
3040 * thumb2.md (pic_load_addr_thumb2): Delete.
3041 (pic_load_dot_plus_four): Delete.
3042 (tls_load_dot_plus_four): New named pattern.
3044 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3047 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3048 Document fix for TLS bug.
3050 2010-01-31 Richard Guenther <rguenther@suse.de>
3052 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3053 conservatively correct.
3055 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3059 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3061 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3063 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3067 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3069 * config.gcc: Adjust order of makefile fragments for mingw targets.
3071 2010-01-31 Richard Guenther <rguenther@suse.de>
3074 * gimplify.c (gimplify_init_constructor): For volatile LHS
3075 initialize a temporary.
3077 2010-01-31 Matthias Klose <doko@ubuntu.com>
3079 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3081 * configure: Regenerate.
3083 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3085 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3086 the same alias set and their sizes different constantness.
3087 (aliasing_component_refs_p): Revert 2009-10-24 change.
3089 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3091 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3094 2010-01-29 Richard Guenther <rguenther@suse.de>
3096 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3097 Assert we successfully updated the call.
3099 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3101 PR rtl-optimization/42889
3102 * df.h (df_set_bb_dirty_nonlr): New prototype.
3103 * df-core.c (df_set_bb_dirty_nonlr): New function.
3104 * df-scan.c (df_insn_rescan): Call it instead of
3105 df_set_bb_dirty for DEBUG_INSNs.
3107 2010-01-29 Richard Guenther <rguenther@suse.de>
3110 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3111 quadratic behavior in most cases.
3113 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3117 in the call to gen_x86_movsicc_0_m1.
3119 2010-01-28 Richard Guenther <rguenther@suse.de>
3121 PR tree-optimization/42871
3122 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3124 2010-01-28 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3127 into call arguments.
3129 2010-01-28 Richard Guenther <rguenther@suse.de>
3132 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3133 the forwarder if the destination is an EH landing pad.
3135 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3137 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3138 block list passed to gimple_duplicate_sese_tail.
3139 (parallelize_loops): Avoid parallelization when the function
3141 Avoid parallelization when the preheader is IRREDUCIBLE.
3142 Try to optimize when estimated_loop_iterations_int is unresolved.
3143 Add the loop's location to the dump file.
3144 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3145 (gimple_duplicate_sese_tail): Remove the check for the latch.
3146 Redirect nexits to the exit block.
3147 Remove handling of the incoming edges to the latch.
3148 Redirect the backedge from the copied latch to the exit bb.
3150 2010-01-28 Michael Matz <matz@suse.de>
3153 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3154 Wrap force_reg into a sequence, emit it before user.
3156 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3158 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3160 (arm_legacy_rev): Likewise.
3161 (thumb_legacy_rev): Likewise.
3163 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3165 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3166 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3167 on MEM's address failed, try avoid_constant_pool_reference and
3168 recurse if it returned something different.
3169 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3170 address, try avoid_constant_pool_reference and recurse if it
3171 returned something different.
3172 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3173 address and avoid_constant_pool_reference returned something
3174 different, don't set have_address.
3176 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3179 * var-tracking.c (val_store): Add modified argument, obey it.
3181 (count_uses): Move down logging of main.
3182 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3183 don't need resolution.
3184 (emit_notes_in_bb): Likewise.
3186 2010-01-27 Richard Guenther <rguenther@suse.de>
3189 * tree-inline.c (remap_decl): Delay remapping of SSA name
3190 default definitions until we need them.
3192 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3194 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3195 (rs6000_delegitimize_address): New function.
3197 * config/s390/s390.c (s390_delegitimize_address): Call
3198 delegitimize_mem_from_attrs.
3201 * tree-inline.c (cannot_copy_type_1): Removed.
3202 (copy_forbidden): Don't forbid copying of functions containing
3203 records/unions with variable length fields.
3205 2010-01-27 Christian Bruel <christian.bruel@st.com>
3209 * config/sh/sh.c (find_barrier): Increase length for non delayed
3210 conditional branches.
3212 2010-01-27 Matthias Klose <doko@ubuntu.com>
3214 * configure.ac (gnu-unique-object): Fix ldd version check.
3215 * configure: Regenerate.
3217 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3219 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3221 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3222 Test for HAVE_GNU_AS value.
3224 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3226 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3227 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3228 INT64_TYPE): Define.
3229 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3230 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3231 INT_LEAST64_TYPE): Define.
3232 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3233 UINT_LEAST64_TYPE): Define.
3234 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3235 INT_FAST64_TYPE): Define.
3236 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3237 UINT_FAST64_TYPE): Define.
3238 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3239 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3240 (SIG_ATOMIC_TYPE): Define.
3242 2010-01-26 Richard Guenther <rguenther@suse.de>
3244 * df-scan.c (df_scan_set_bb_info): Remove assert.
3245 (df_insn_rescan_debug_internal): Merge asserts.
3246 (df_install_ref): Likewise.
3247 (df_mark_reg): Use bitmap_set_range.
3248 (df_hard_reg_used_p): Remove assert.
3249 (df_hard_reg_used_count): Likewise.
3251 2010-01-26 Richard Guenther <rguenther@suse.de>
3253 PR rtl-optimization/42685
3254 * web.c (web_main): Ignore DEBUG_INSNs.
3256 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3258 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3260 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3261 Fix types of fndecl and arglist parameters.
3263 2010-01-26 Richard Guenther <rguenther@suse.de>
3266 * tree-eh.c (unsplit_eh): Skip debug insns.
3268 2010-01-26 Richard Guenther <rguenther@suse.de>
3270 PR tree-optimization/42250
3271 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3273 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3276 * omp-low.c (expand_omp_sections): Only use single_pred if
3277 l2_bb is single_pred_p.
3279 2010-01-25 Christian Bruel <christian.bruel@st.com>
3282 * config/sh/sh.c (find_barrier): Increase length for non delayed
3283 conditional branches.
3284 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3286 2010-01-24 David S. Miller <davem@davemloft.net>
3288 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3289 define if not using GAS.
3290 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3291 Likewise. Delete SECTION_MERGE code, which is only applicable
3294 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3297 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3298 mangling of va_list in system headers.
3300 2010-01-23 Toon Moene <toon@moene.org>
3302 * tree-predcom.c (combine_chains): Return NULL, not false.
3304 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3306 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3307 initialization of variable res to agree with return type.
3309 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3311 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3312 * tree-sra.c: Add include of expr.h.
3314 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3316 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3317 insert the debug stmt on the single non-EH edge from the stmt.
3319 2010-01-22 Richard Henderson <rth@redhat.com>
3322 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3323 the RHS until after generate_subtree_copies has insertted its
3324 code before the current statement.
3326 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3328 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3330 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3332 2010-01-21 Martin Jambor <mjambor@suse.cz>
3334 PR tree-optimization/42585
3335 * tree-sra.c (struct access): New field grp_total_scalarization.
3336 (dump_access): Dump the new field.
3337 (should_scalarize_away_bitmap): New variable.
3338 (cannot_scalarize_away_bitmap): Likewise.
3339 (sra_initialize): Allocate new bitmaps.
3340 (sra_deinitialize): Free new bitmaps.
3341 (create_access_1): New function.
3342 (create_access): Parts moved to create_access_1.
3343 (type_consists_of_records_p): New function.
3344 (completely_scalarize_record): Likewise.
3345 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3346 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3347 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3349 (analyze_all_variable_accesses): Completely scalarize small eligible
3352 2010-01-21 Martin Jambor <mjambor@suse.cz>
3354 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3356 2010-01-21 Andrew Haley <aph@redhat.com>
3358 * gcc.c (process_command): Move lang_specific_driver before
3359 setting cc_libexec_prefix.
3361 2010-01-21 Richard Guenther <rguenther@suse.de>
3364 * fold-const.c (negate_expr_p): Pretend only negative
3365 real constants are easily negatable.
3367 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3368 Jason Merrill <jason@redhat.com>
3370 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3371 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3372 * calls.c (initialize argument_information): Handle it.
3373 * c-common.c (handle_transparent_union_attribute): Use new name.
3374 * c-decl.c (finish_struct): Ditto.
3375 * c-typeck.c (type_lists_compatible_p): Ditto.
3376 (convert_for_assignment): Use new name and also handle record.
3377 * function.c (aggregate_value_p): Handle it.
3378 (pass_by_reference): Ditto.
3379 (assign_parm_data_types): Ditto.
3380 * print-tree.c (print_node): Ditto.
3381 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3382 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3383 * tree.c (first_field): New fn.
3385 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3388 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3389 even when linking statically, for now.
3391 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3394 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3395 without a cselib val.
3396 (count_uses): Accept MO_VAL_SET with no val on stores.
3397 (add_stores): Likewise.
3399 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3401 * var-tracking.c (check_value_val): Add a compile time assertion.
3402 (dv_is_decl_p): Simplify.
3403 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3404 gcc_assert if ENABLE_CHECKING.
3406 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3409 * var-tracking.c: Include tree-flow.h.
3410 (mem_dies_at_call): New.
3411 (dataflow_set_preserve_mem_locs): Use it.
3412 (dataflow_set_remove_mem_locs): Likewise.
3413 (dump_var): Renamed from dump_variable. Adjust all callers.
3414 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3415 * Makefile.in (var-tracking.o): Adjust deps.
3417 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3419 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3421 2010-01-20 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/42717
3424 * tree-ssa-dce.c (get_live_post_dom): Remove.
3425 (forward_edge_to_pdom): Take an arbitrary edge to copy
3426 degenerate PHI args from.
3427 (remove_dead_stmt): Use the first post-dominator even if it
3428 does not contain live statements as redirection destination.
3430 2010-01-20 Richard Guenther <rguenther@suse.de>
3432 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3434 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3436 * sel-sched.c (create_speculation_check): Remove set but not used
3438 (try_transformation_cache): Remove set but not used variable ds.
3439 (calculate_privileged_insns): Remove set but not used variables
3440 cur_insn and min_spec_insn.
3441 (find_best_expr): Remove set but not used variable avail_n.
3442 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3444 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3446 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3447 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3450 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3453 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3454 cpu types. Add support for *-sse3 cpu types.
3455 (x86_64-*-*): Ditto.
3457 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3460 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3461 argument, call initializer_constant_valid_p_1 instead of
3462 initializer_constant_valid_p, pass CACHE to it, return NULL
3463 immediately if first call returns NULL.
3464 (initializer_constant_valid_p_1): New function.
3465 (initializer_constant_valid_p): Use it.
3467 2010-01-20 Thomas Quinot <quinot@adacore.com>
3469 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3471 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3473 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3474 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3475 (loc_list_from_tree): Don't handle unsigned division. Handle
3476 signed modulo using DW_OP_{over,over,div,mul,minus}.
3477 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3478 modulo instead of signed.
3480 2010-01-20 DJ Delorie <dj@redhat.com>
3482 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3484 (h8300_emit_stack_adjustment): Propogate it.
3486 (h8300_expand_prologue): Likewise.
3487 (h8300_expand_epilogue): Likewise.
3489 2010-01-19 Michael Matz <matz@suse.de>
3491 PR tree-optimization/41783
3492 * tree-data-ref.c (toplevel): Include flags.h.
3493 (dump_data_dependence_relation): Also dump the inputs if the
3494 result will be unknown.
3495 (split_constant_offset_1): Look through some conversions.
3496 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3497 the offset from last element is too large.
3498 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3499 (reassociate_to_the_same_stmt): Handle vector registers.
3500 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3502 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3503 wide_prolog_niters argument, emit widening instructions.
3504 (vect_do_peeling_for_alignment): Adjust caller, use widened
3505 variant of the iteration cound.
3506 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3508 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3511 * config/arm/neon-testgen.m (emit_automatics): New parameter
3512 features. Adjust for Fixed_return_reg feature.
3513 (test_intrinsic): Call emit_automatics with new feature.
3514 * config/arm/neon.ml: Update copyright years.
3515 (features): New Fixed_return_reg feature.
3516 (ops): Update feature for Vget_low.
3518 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3520 PR tree-optimization/42719
3521 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3525 * fwprop.c (all_uses_available_at): Return false if def_set dest
3526 is a REG that is used in def_insn.
3528 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3530 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3532 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3535 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3537 * target.h (struct gcc_target) <secondary_reload>: Change type
3538 of last argument to secondary_reload_info *.
3540 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3543 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3544 memory references with unaligned offsets. Remove CQImode handling.
3545 (unaligned_memory_operand): Return 1 for memory references with
3546 unaligned offsets. Remove CQImode handling.
3548 2010-01-18 Richard Guenther <rguenther@suse.de>
3551 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3554 2010-01-18 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/42781
3557 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3558 restrict processing only if the original variable was artificial.
3560 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3562 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3563 find number of popped argument bytes.
3565 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3566 Fix the text that describes the return value for invalid insns.
3568 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3570 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3571 Clarify what 'cost of the -dependence' is. Fix quoting.
3573 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3574 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3576 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3578 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3579 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3581 2010-01-17 Richard Guenther <rguenther@suse.de>
3584 * function.c (split_complex_args): Take a VEC to modify.
3585 (assign_parms_augmented_arg_list): Build a VEC instead of
3586 a chain of PARM_DECLs.
3587 (assign_parms_unsplit_complex): Take a VEC of arguments.
3588 Do not fixup unmodified parms.
3589 (assign_parms): Deal with the VEC.
3590 (gimplify_parameters): Likewise.
3592 2010-01-17 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3595 node existence check.
3596 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3597 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3598 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3599 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3600 (gimple_execute_on_growing_pred): Likewise.
3602 2010-01-17 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/42773
3605 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3606 (compute_antic_aux): Likewise.
3607 (compute_partial_antic_aux): Likewise.
3609 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3612 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3615 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3617 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3620 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3621 Fix markup for strict argument.
3623 (TARGET_SCHED_REORDER2): Fix argument types.
3625 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3626 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3628 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3629 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3631 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3634 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3635 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3636 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3637 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3638 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3640 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3642 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3644 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3645 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3647 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3649 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3652 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3654 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3655 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3657 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3659 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3661 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3662 referring to it. Fix language.
3664 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3666 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3668 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3670 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3672 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3673 '@var{stream}. Remove stray 'and'.
3675 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3677 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3679 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3681 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3682 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3684 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3685 Fix description of return value.
3686 Rename argument "sz" to "len."
3688 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3689 Clarify meaning of 'true' return value.
3691 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3693 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3694 rep_mode versus mode_rep.
3696 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3698 (TARGET_BUILTIN_DECL): Fix name.
3700 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3702 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3704 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3706 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3708 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3710 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3713 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3714 Rename argument tm_fn to md_fn.
3716 (TARGET_OPTION_PRINT): Fix argument list.
3718 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3721 * config/i386/i386.c (ix86_fixup_binary_operands):
3722 Revert FMA4 fixup of operands.
3724 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3727 * Makefile.in (write_entries_to_file, install-plugin):
3728 Use \012 instead of \n with tr.
3730 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3732 * configure.ac (HAVE_AS_REF): New C macro.
3733 * configure: Regenerate.
3734 * config.in: Likewise.
3735 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3737 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3740 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3742 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3744 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3746 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3748 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3750 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3752 (TARGET_BINDS_LOCAL_P): Fix argument type.
3754 (TARGET_ASM_FILE_END): Use prototype.
3756 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3758 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3760 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3762 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3764 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3765 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3767 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3768 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3770 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3771 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3772 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3773 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3775 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3777 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3779 (TARGET_INIT_BUILTINS): Use prototype.
3781 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3782 Put 'const char *' in braces. Fix parameter types.
3783 (TARGET_INVALID_CONVERSION): Fix parameter types.
3784 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3785 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3787 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3790 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3792 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3794 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3796 * doc/tm.texi (TARGET_HELP): Fix return type.
3798 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3799 in braces. Fix argument types.
3801 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3803 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3805 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3807 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3808 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3810 (TARGET_MANGLE_TYPE): Fix argument types.
3812 (TARGET_IRA_COVER_CLASSES): Use prototype.
3814 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3816 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3818 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3820 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3822 (TARGET_CALLEE_COPIES): Fix argument types.
3824 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3826 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3828 (TARGET_FUNCTION_VALUE): Fix argument types.
3830 (TARGET_RETURN_IN_MSB): Fix argument type.
3832 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3834 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3836 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3838 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3839 agree with return type.
3841 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3843 2010-01-15 Jing Yu <jingyu@google.com>
3845 PR rtl-optimization/42691
3846 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3847 a pseudo to a constant and are merged, and adjust comments.
3849 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3851 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3853 2010-01-15 Richard Guenther <rguenther@suse.de>
3856 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3857 labels of computed or non-local gotos to the destination.
3858 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3859 landing pad label is the first label.
3861 2010-01-15 Richard Guenther <rguenther@suse.de>
3863 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3865 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3868 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3869 to allow generation of the xssqrtdp instruction on power7.
3870 (sqrtdf2_fpr): Ditto.
3872 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3875 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3876 functions with noreturn attribute.
3879 * varasm.c (declare_weak): Add weak attribute to decl if it
3880 doesn't have one already.
3881 (assemble_external): Only add decls to weak_decls if they also
3882 have weak attribute.
3884 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3886 * var-tracking.c (var_reg_delete): Don't delete the association
3887 between REGs and values or one-part variables if the register
3890 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3893 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3894 because its first operand is a non-localized variable.
3896 2010-01-14 Martin Jambor <mjambor@suse.cz>
3898 PR tree-optimization/42706
3899 * tree-sra.c (encountered_recursive_call): New variable.
3900 (encountered_unchangable_recursive_call): Likewise.
3901 (sra_initialize): Initialize both new variables.
3902 (callsite_has_enough_arguments_p): New function.
3903 (scan_function): Call decl and flags check only for IPA-SRA, check
3904 whether there is a recursive call and whether it has enough arguments.
3905 (all_callers_have_enough_arguments_p): New function.
3906 (convert_callers): Look for recursive calls only when
3907 encountered_recursive_call is set.
3908 (ipa_early_sra): Bail out either if
3909 !all_callers_have_enough_arguments_p or
3910 encountered_unchangable_recursive_call.
3912 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3914 * sel-sched.c: Add 2010 to copyright years.
3915 * sel-sched-ir.c: Likewise.
3916 * sel-sched-ir.h: Likewise.
3918 2010-01-14 Martin Jambor <mjambor@suse.cz>
3920 PR tree-optimization/42714
3921 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3922 constructors specially.
3924 2010-01-14 Andi Kleen <ak@linux.intel.com>
3926 * config/i386/drivers-i386.c (detect_caches_intel):
3927 Add l2sizekb parameter and fill in.
3928 (host_detect_local_cpu): Add l2sizekb, fill in.
3929 Add Atom small cache heuristic.
3931 2010-01-14 Andi Kleen <ak@linux.intel.com>
3933 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3934 Add level3 parameter and fill in.
3935 (detect_caches_intel): Handle level3 cache.
3937 2010-01-14 Andi Kleen <ak@linux.intel.com>
3939 * config/i386/drivers-i386.c (host_detect_local_cpu):
3940 Fix core duo detection.
3942 2010-01-14 Andi Kleen <ak@linux.intel.com>
3944 * config/i386/drivers-i386.c (host_detect_local_cpu):
3947 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3949 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3950 (rs6000_variable_issue_1): this. Use...
3951 (rs6000_variable_issue): here. Reimplement. Print debug info.
3953 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3955 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3956 sel_restore_notes. Update all callers. Call reemit_notes
3959 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3961 PR rtl-optimization/42246
3962 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3965 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3967 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3968 all successors is the same as number of successors in current region.
3970 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3972 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3973 to rename is not separable. Otherwise check that its LHS is not NULL.
3975 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3977 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3979 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3981 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3982 available registers when failed to discover LHS register class.
3983 Fix indentation. Update comment.
3985 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3986 Alexander Monakov <amonakov@ispras.ru>
3988 PR rtl-optimization/42389
3989 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3991 (advance_state_on_fence): Likewise.
3992 (sel_target_adjust_priority): Print debug output only when
3993 sched_verbose >= 4, not 2.
3994 (get_expr_cost): Do not issue all unique insns on the next cycle.
3995 (fill_insns): Initialize can_issue_more from the value saved
3997 * sel-sched-ir.c (flist_add): New parameter issue_more.
3998 Init FENCE_ISSUE_MORE with it.
3999 (merge_fences): Likewise.
4000 (init_fences): Update call to flist_add.
4001 (add_to_fences, add_clean_fence_to_fences)
4002 (add_dirty_fence_to_fences): Likewise.
4003 (move_fence_to_fences): Update call to merge_fences.
4004 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4006 * sel-sched-ir.h (struct _fence): New field issue_more.
4007 (FENCE_ISSUE_MORE): New accessor macro.
4009 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4011 PR rtl-optimization/42388
4012 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4013 that have no predecessors nor successors. Do not call move_bb_info
4014 for empty blocks outside of current region.
4016 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4018 PR rtl-optimization/42294
4019 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4020 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4021 originators' originators.
4023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4025 PR rtl-optimization/39453
4026 PR rtl-optimization/42246
4027 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4029 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4031 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4032 Alexander Monakov <amonakov@ispras.ru>
4035 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4036 (maybe_tidy_empty_bb): ... here. Make static. Add new
4037 argument. Update all callers.
4038 (tidy_control_flow): ... and here. Recompute topological order
4039 of basic blocks in region if necessary.
4040 (sel_redirect_edge_and_branch): Change return type. Return true
4041 if topological order might have been invalidated.
4042 (purge_empty_blocks): Export and move from...
4043 * sel-sched.c (purge_empty_blocks): ... here.
4044 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4045 (maybe_tidy_empty_bb): Delete prototype.
4046 (purge_empty_blocks): Declare.
4048 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4050 PR rtl-optimization/42249
4051 * sel-sched.c (try_replace_dest_reg): When chosen register
4052 and original register is the same, do not bail out early, but
4053 still check all original insns for validity of replacing destination
4054 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4057 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4060 Port from no-undefined-overflow branch:
4061 2009-03-09 Richard Guenther <rguenther@suse.de>
4063 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4065 2010-01-14 Richard Guenther <rguenther@suse.de>
4068 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4070 2010-01-14 Ira Rosen <irar@il.ibm.com>
4072 PR tree-optimization/42709
4073 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4074 as scalar type in creation of constant vector operand.
4076 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4079 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4080 (check-parallel-%): Match `testsuite' directory component only
4083 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4085 PR translation/39521
4086 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4089 2010-01-13 Richard Guenther <rguenther@suse.de>
4091 PR tree-optimization/42730
4092 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4095 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4098 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4099 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4102 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4104 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4105 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4106 ___umulsi3_highpart.
4108 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4109 rather than schedule_insns if the pass is enabled.
4111 2010-01-13 Martin Jambor <mjambor@suse.cz>
4113 PR tree-optimization/42704
4114 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4117 2010-01-13 Martin Jambor <mjambor@suse.cz>
4119 PR tree-optimization/42703
4120 * tree-sra.c (analyze_access_subtree): Check that we can build a
4121 reference to the original data within the aggregate.
4123 2010-01-13 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/42705
4126 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4128 2010-01-13 Richard Guenther <rguenther@suse.de>
4131 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4133 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4136 * var-tracking.c (values_to_unmark): New variable.
4137 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4138 values_to_unmark vector. Moved body to...
4139 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4140 instead queue it into values_to_unmark vector.
4141 (vt_find_locations): Free values_to_unmark vector.
4143 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4145 * config/s390/s390.c (override_options): Set
4146 default of max-pending-list-length to 256
4148 2010-01-13 Richard Guenther <rguenther@suse.de>
4151 * tree-pass.h (PROP_gimple_lcx): New.
4152 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4153 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4154 before the final cleanup_eh.
4155 (dump_properties): Dump PROP_gimple_lcx.
4156 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4157 (tree_lower_complex_O0): Remove.
4158 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4159 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4160 tree_lower_complex, schedule TODO_update_ssa.
4161 * lto-streamer-out.c (output_function): Stream the functions
4163 * lto-streamer-in.c (input_function): Likewise.
4164 (lto_read_body): Do not override them here.
4166 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4169 * c-typeck.c (build_c_cast): Fold value cast to union type before
4170 wrapping it in a CONSTRUCTOR.
4172 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4174 PR rtl-optimization/42699
4175 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4178 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4180 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4181 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4182 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4183 SUBTARGET_WARN_UNUSED_SPEC): ... here
4184 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4186 2010-01-12 Julian Brown <julian@codesourcery.com>
4188 * config/arm/neon-schedgen.ml (Utils): Don't try to
4189 open missing module.
4190 (find_with_result): New.
4192 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4195 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4196 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4198 PR tree-optimization/42645
4199 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4200 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4201 decl_map, set processing_debug_stmt to -1 and return name without
4204 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4206 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4207 binutils version, and reword target configuration description.
4209 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4211 * config/avr/avr.h (LINKER_NAME): Remove.
4213 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4216 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4217 that support VSX, warn for -mno-altivec if vsx is not disabled,
4220 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4221 Shujing Zhao <pearly.zhao@oracle.com>
4223 PR translation/42469
4224 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4225 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4226 character between option name and help text.
4227 * c.opt (imultilib): Likewise.
4229 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4231 * lto-streamer-out.c (output_unreferenced_globals): Output static
4234 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4236 PR rtl-optimization/42621
4237 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4238 optimizing for size.
4239 (duplicate_computed_gotos): Remove now-redundant check.
4241 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4244 * configure.ac: Save and restore LDFLAGS and LIBS
4245 * configure: Regenerate.
4247 2010-01-10 Richard Guenther <rguenther@suse.de>
4250 * builtins.c (fold_builtin_strlen): Add type argument and
4251 convert the resulting length to it.
4252 (fold_builtin_1): Adjust.
4254 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4256 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4257 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4259 (num_insns_constant_wide): Adjust for that change.
4261 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4264 * web.c (union_defs): Add used argument, to combine uses of
4266 (entry_register): Adjust type and tests of used argument.
4267 (web_main): Widen used for new use. Pass it to union_defs.
4268 * df.h (union_defs): Adjust prototype.
4270 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4273 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4274 uses in new incoming argument. Free body.
4275 (reset_debug_uses_in_loop): New.
4276 (analyze_insn_to_expand_var): Call the latter if the former found
4277 anything. Fix whitespace. Reject invalid dest overlaps before
4278 going through all insns in the loop.
4280 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4283 * haifa-sched.c (dying_use_p): Debug insns don't count.
4285 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4288 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4289 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4290 (verify_gimple_call): Reject LHS in noreturn calls.
4292 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4296 * tree-vect-loop-manip.c (adjust_info): New type.
4297 (adjust_vec): New pointer to vector.
4298 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4299 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4300 (slpeel_update_phis_for_duplicate_loop): Use them.
4301 (slpeel_update_phi_nodes_for_guard1): Likewise.
4302 (slpeel_update_phi_nodes_for_guard2): Likewise.
4303 (slpeel_tree_peel_loop_to_edge): Likewise.
4304 (vect_update_ivs_after_vectorizer): Likewise.
4306 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4308 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4309 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4311 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4313 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4314 bogus uninitialized warning.
4316 2010-01-09 Richard Guenther <rguenther@suse.de>
4319 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4320 the evolution is compatible with the initial condition.
4322 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4324 * gcc.c (process_command): Update copyright notice dates.
4325 * gcov.c (print_version): Likewise.
4326 * gcov-dump.c (print_version): Likewise.
4327 * mips-tfile.c (main): Likewise.
4328 * mips-tdump.c (main): Likewise.
4330 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4333 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4335 (rotlhi3_8): Delete.
4337 (rotlsi3_8): Delete.
4338 (rotlsi3_16): Delete.
4339 (rotlsi3_24): Delete.
4341 (*rotw<mode>3): New.
4342 (*rotb<mode>3): New.
4343 * config/avr/avr.c (avr_rotate_bytes): New function.
4344 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4346 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4349 * configure.ac: Modify -rdynamic check.
4350 * configure: Regenerate.
4352 2010-01-08 DJ Delorie <dj@redhat.com>
4354 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4355 register popping order.
4357 2010-01-08 Richard Guenther <rguenther@suse.de>
4360 * c.opt (fsigned-char): Also let LTO handle this option.
4361 (funsigned-char): Likewise.
4363 2010-01-07 Richard Guenther <rguenther@suse.de>
4365 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4366 (gimple_op): Likewise.
4367 (gimple_op_ptr): Likewise.
4368 (gimple_assign_set_lhs): Remove gcc_assert.
4369 (gimple_assign_set_rhs1): Likewise.
4370 (gimple_assign_set_rhs2): Likewise.
4371 (gimple_call_set_lhs): Likewise.
4372 (gimple_call_set_fn): Likewise.
4373 (gimple_call_set_fndecl): Likewise.
4374 (gimple_call_fndecl): Likewise.
4375 (gimple_call_return_type): Likewise.
4376 (gimple_call_set_chain): Likewise.
4377 (gimple_call_num_args): Likewise.
4378 (gimple_call_set_arg): Likewise.
4379 (gimple_cond_set_code): Likewise.
4380 (gimple_cond_set_lhs): Likewise.
4381 (gimple_cond_set_rhs): Likewise.
4382 (gimple_cond_set_true_label): Likewise.
4383 (gimple_cond_set_false_label): Likewise.
4384 (gimple_label_set_label): Likewise.
4385 (gimple_goto_set_dest): Likewise.
4386 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4387 (gimple_debug_bind_get_value): Likewise.
4388 (gimple_debug_bind_get_value_ptr): Likewise.
4389 (gimple_debug_bind_set_var): Likewise.
4390 (gimple_debug_bind_set_value): Likewise.
4391 (gimple_debug_bind_reset_value): Likewise.
4392 (gimple_debug_bind_has_value_p): Likewise.
4393 (gimple_return_retval_ptr): Remove gcc_assert.
4394 (gimple_return_retval): Likewise.
4395 (gimple_return_set_retval): Likewise.
4396 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4397 (safe_referenced_var_iterator): Remove.
4398 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4399 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4400 (fill_referenced_var_vec): Remove.
4401 (first_readonly_imm_use): Remove redundant gcc_assert.
4402 (phi_arg_index_from_use): Combine gcc_asserts.
4403 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4404 (first_imm_use_stmt): Remove redundant gcc_assert.
4405 * tree-cfg.c (verify_gimple_call): Verify function and chain
4406 operands. Verify arguments.
4407 (verify_types_in_gimple_stmt): Verify condition code and labels.
4409 2010-01-07 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/42641
4412 * sese.c (rename_map_elt_info): Use the SSA name version, do
4415 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4417 PR tree-optimization/42625
4418 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4419 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4421 2010-01-07 Duncan Sands <baldrick@free.fr>
4423 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4425 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4428 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4429 note itself is not function_invariant_p.
4431 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4433 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4434 Do not add the DF_NOTE problem.
4435 * store-motion.c (execute_rtl_store_motion): Likewise.
4437 2010-01-07 Martin Jambor <mjambor@suse.cz>
4439 PR tree-optimization/42157
4440 * tree-sra.c (compare_access_positions): Stabilize sort if both
4441 accesses have integer types, return zero immediately if they are the
4444 2010-01-06 Richard Henderson <rth@redhat.com>
4447 * haifa-sched.c (add_to_note_list): Merge into ...
4448 (concat_note_lists): ... here, and ...
4449 (unlink_other_notes, rm_other_notes): Merge into...
4450 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4451 NOTE_INSN_EPILOGUE_BEG.
4453 2010-01-06 Richard Guenther <rguenther@suse.de>
4455 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4456 not inline regular functions into always-inline functions.
4458 2010-01-06 Nick Clifton <nickc@redhat.com>
4460 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4461 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4463 (OVERRIDE_OPTIONS): Delete.
4464 (OPTIMIZATION_OPTIONS): Define.
4465 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4466 * config/rx/rx.c (rx_handle_option): Issue an error message if
4467 -mcpu=rx200 and -fpu are used together.
4468 (rx_set_optimization_options): New function. Issue an error
4469 message if an optimization attribute attempts to reset the FPU/
4470 math optimization pairing.
4471 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4472 * config/rx/rx.opt: Set the default to 32-bit doubles.
4473 * config/rx/t-rx: Add multilibs for -nofpu option.
4474 * doc/invoke.texi: Update documentation of RX options.
4476 2010-01-06 Richard Guenther <rguenther@suse.de>
4478 * tree-ssa-pre.c (name_to_id): New global.
4479 (alloc_expression_id): Simplify SSA name handling.
4480 (lookup_expression_id): Likewise.
4481 (init_pre): Zero name_to_id.
4482 (fini_pre): Free it.
4484 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4486 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4488 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4491 * config/i386/sse.md (smaxv2di3): New.
4492 (umaxv2di3): Likewise.
4493 (sminv2di3): Likewise.
4494 (uminv2di3): Likewise.
4496 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4499 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4500 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4501 (legitimize_tls_address): Likewise.
4502 (sparc_tls_referenced_p): Likewise.
4503 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4504 and adjust calls to legitimize_pic_address.
4505 (legitimate_constant_p) Use sparc_tls_referenced_p.
4506 (legitimate_pic_operand_p): Likewise.
4507 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4508 (sparc_tls_symbol_ref_1): Delete.
4509 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4510 (legitimize_tls_address): Make static, handle CONST patterns.
4511 (legitimize_pic_address): Make static, remove unused parameter and
4512 adjust recursive calls.
4513 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4514 and adjust call to legitimize_pic_address.
4515 (sparc_output_mi_thunk): Likewise.
4517 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4518 H.J. Lu <hongjiu.lu@intel.com>
4521 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4522 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4523 operands to make them signed.
4526 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4529 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4530 GTU to GT for V4SI and V2DI.
4532 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4533 (umin<mode>3): Removed.
4535 (uminv4si3): Likewise.
4537 2010-01-05 Martin Jambor <mjambor@suse.cz>
4539 PR tree-optimization/42462
4540 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4541 current_function_decl to helper functions and macros.
4543 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4546 * flags.h: Don't include real.h.
4547 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4548 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4549 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4550 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4551 * dominance.c: Update copyright.
4552 * gimple.c (walk_gimple_op): Remove inline.
4553 * tree-ssa-reassoc.c: Include real.h.
4554 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4555 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4557 2010-01-05 Nick Clifton <nickc@redhat.com>
4559 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4560 register to push into the stack frame when the accumulator has to
4561 be saved during interrupts.
4563 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4565 * doc/invoke.texi: Remove the documentation about option
4567 * common.opt (Wunreachable-code): Preserved for backward
4569 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4570 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4571 the backward compatibility flag section.
4573 2010-01-05 Richard Guenther <rguenther@suse.de>
4575 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4577 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4580 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4582 PR tree-optimization/42508
4583 * tree-sra.c (convert_callers): Check for recursive call
4584 by comparing cgraph nodes instead of decls.
4585 (modify_function): Call ipa_modify_formal_parameters also
4586 on all same_body aliases.
4588 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4589 cgraph nodes when checking for same_body aliases.
4591 2010-01-05 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4594 allocation and lookup.
4595 (get_or_alloc_expr_for_constant): Likewise.
4596 (phi_translate): Sink allocation.
4598 2010-01-04 Richard Guenther <rguenther@suse.de>
4600 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4601 a new entry only if needed.
4602 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4603 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4605 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4607 (phi_translate): Handle CONSTANTs early.
4609 2010-01-04 Martin Jambor <mjambor@suse.cz>
4611 PR tree-optimization/42398
4612 * tree-sra.c (struct access): Removed flag grp_different_types.
4613 (dump_access): Do not dump the removed flag.
4614 (sort_and_splice_var_accesses): Do not set the removed flag.
4615 (sra_modify_expr): Check for type compatibility directly.
4617 2010-01-04 Martin Jambor <mjambor@suse.cz>
4619 PR tree-optimization/42366
4620 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4621 edges with variable number of parameters.
4622 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4623 flag instead of asserting it.
4624 (ipa_read_node_info): Read uses_analysis_done flag.
4626 2010-01-04 Richard Guenther <rguenther@suse.de>
4628 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4629 iterative_hash_* as intended.
4630 (vn_reference_compute_hash): Likewise. Simplify hashing
4632 (vn_reference_lookup_2): Likewise.
4633 (vn_nary_op_compute_hash): Likewise.
4634 (vn_phi_compute_hash): Likewise.
4635 (expressions_equal_p): Remove strange code.
4636 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4637 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4638 (bitmap_insert_into_set_1): Take value-id as parameter.
4639 (add_to_value): Pass it.
4640 (bitmap_insert_into_set): Likewise.
4641 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4643 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4646 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4647 (do_self_spec): For switches with SWITCH_IGNORE set set also
4648 SWITCH_IGNORE_PERMANENTLY.
4649 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4652 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4654 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4655 tree of an unreferenced global var.
4657 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4660 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4661 GTU to GT for V4SI and V2DI.
4663 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4664 (umin<mode>3): Removed.
4666 (uminv4si3): Likewise.
4668 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4671 * collect2.c (main): Turn on trace in collect2 if -v is passed
4674 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4676 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4677 description of expression operand.
4679 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4681 * configure.ac: Add install-html to target_list for Make-hooks.
4682 * configure: Regenerate.
4683 * fortran/Make-lang.in (F95_HTMLFILES): New.
4684 (fortran.html): Use it.
4685 (fortran.install-html): New.
4686 * Makefile.in (install-html): Add lang.install-html.
4687 * java/Make-lang.in (JAVA_HTMLFILES): New.
4688 (java.html): Use it.
4689 (java.install-html): New.
4690 * objc/Make-lang.in (objc.install-html): New.
4691 * objcp/Make-lang.in (obj-c++.install-html): New.
4692 * cp/Make-lang.in (c++.install-html): New.
4693 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4694 * lto/Make-lang.in (lto.install-html): New.
4696 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4699 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4701 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4703 PR rtl-optimization/41862
4704 * store-motion.c (store_killed_in_insn, compute_store_table,
4705 remove_reachable_equiv_notes, replace_store_insn,
4706 build_store_vectors): Ignore all DEBUG_INSNs.
4708 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4711 * common.opt: Add dumpdir.
4713 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4715 (option_map): Add --dumpdir.
4717 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4719 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4721 * opts.c (decode_options): Try dump_dir_name first if
4722 dump_base_name isn't an absolute path.
4723 (common_handle_option): Handle OPT_dumpdir.
4725 * toplev.c (dump_dir_name): New.
4726 (print_switch_values): Also ignore -dumpdir.
4728 * toplev.h (dump_dir_name): New.
4730 2010-01-03 Richard Guenther <rguenther@suse.de>
4732 PR tree-optimization/42589
4733 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4734 double-word expansion of bswap32.
4736 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4738 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4739 with BLOCK_FOR_INSN.
4740 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4741 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4742 noce_process_if_block): Likewise.
4743 * gcse.c (compute_local_properties, insert_expr_in_table,
4744 insert_set_in_table, canon_list_insert, find_avail_set,
4745 pre_insert_copy_insn): Likewise.
4747 * basic-block.h (BLOCK_NUM): Move from here...
4748 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4750 2010-01-03 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/42438
4753 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4754 contains_may_not_return_call flag.
4755 (BB_MAY_NOTRETURN): New.
4756 (valid_in_sets): Trapping nary operations are not valid
4757 in blocks that may not return.
4758 (insert_into_preds_of_block): Remove check for trapping expressions.
4759 (compute_avail): Compute also BB_MAY_NOTRETURN.
4761 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4763 * doc/invoke.texi: Add 2010 to copyright years.
4765 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4767 * config/sparc/sparc.c: Fix formatting nits.
4769 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4770 Alexander Monakov <amonakov@ispras.ru>
4772 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4774 2010-01-02 Richard Guenther <rguenther@suse.de>
4777 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4778 (simplify_switch_using_ranges): Mark to be removed edges
4781 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4783 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4785 * collect2.c (scan_libraries): Add missing argument in call to
4788 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4791 * config/alpha/predicates.md (aligned_memory_operand): Return false
4793 (unaligned_memory_operand): Return true for CQImode.
4794 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4795 doesn not cross aligned SImode word boundary.
4797 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4799 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4801 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4802 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4804 2010-01-02 Richard Guenther <rguenther@suse.de>
4807 * toplev.c (compile_file): Emit LTO marker properly. Change
4809 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4811 2010-01-01 Richard Guenther <rguenther@suse.de>
4814 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4816 2010-01-01 Richard Guenther <rguenther@suse.de>
4819 * c-decl.c (grokdeclarator): For zero-size arrays force
4820 structural equality checks as layout_type does.
4822 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4824 * builtins.c: Update copyright to 2010.
4826 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4829 * lto-streamer-out.c (produce_asm): Revert the last change.
4830 (copy_function): Likewise.
4832 * lto-streamer.c (lto_get_section_name): Skip any leading
4835 2010-01-01 Richard Guenther <rguenther@suse.de>
4838 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4842 Copyright (C) 2010 Free Software Foundation, Inc.
4844 Copying and distribution of this file, with or without modification,
4845 are permitted in any medium without royalty provided the copyright
4846 notice and this notice are preserved.