1 2010-04-02 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43629
4 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5 if we have seen a constant value.
7 2010-04-02 Joseph Myers <joseph@codesourcery.com>
9 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
12 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
15 * arm.c (legitimize_tls_address): Adjust call to
16 gen_tls_load_dot_plus_four.
17 (arm_note_pic_base): New function.
18 (arm_cannot_copy_insn_p): Use it.
19 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
22 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29 * Makefile.in ($(out_object_file)): Depend on
30 gt-$(basename $(notdir $(out_file))).h.
32 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
34 * config.gcc (lm32-*-rtems*): Add t-lm32.
36 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
38 * config.gcc: Add lm32-*-rtems*.
39 * config/lm32/rtems.h: New file.
41 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
44 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
46 2010-04-01 Jakub Jelinek <jakub@redhat.com>
48 * dwarf2out.c (output_compilation_unit_header): For
49 -gdwarf-4 use version 4 instead of version 3.
50 (output_line_info): For version 4 and above emit additional
51 maximum ops per insn header field.
52 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
54 * dwarf2out.c (is_c_family, is_java): Remove.
55 (lower_bound_default): New function.
56 (add_bound_info, gen_descr_array_type_die): Use it.
58 2010-04-01 Dodji Seketeli <dodji@redhat.com>
61 * dwarf2out.c (gen_variable_die): Allow debug info for variable
62 re-declaration when it happens in a function.
64 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
66 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
67 (cgraph_remove_function_insertion_hook): Same.
68 (cgraph_call_function_insertion_hooks): Same.
70 2010-04-01 Richard Guenther <rguenther@suse.de>
73 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
74 and TREE_THIS_VOLATILE.
75 (copy_ref_info): Likewise.
76 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
77 * tree.c (build6_stat): Ignore side-effects of all but arg5
78 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
81 2010-04-01 Richard Guenther <rguenther@suse.de>
83 PR tree-optimization/43607
84 * ipa-type-escape.c (check_call): Do not access non-existing
87 2010-04-01 Richard Guenther <rguenther@suse.de>
91 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
92 Jack Howarth <howarth@bromo.med.uc.edu>
94 * tree-profile.c (tree_init_ic_make_global_vars): Make static
97 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
99 * doc/install.texi (Prerequisites): Document libelf usability on
100 IRIX 5/6 and Solaris 2.
101 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
102 Update GNU as, GNU ld requirements.
103 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
104 Document Sun Studio compiler download.
105 Update and simplify as, ld recommendations.
106 (Specific, *-*-solaris2.7): Note obsoletion, removal.
108 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
110 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
111 with_tune_32 to pentium4.
113 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
117 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
119 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
122 Document GNU as requirement.
123 Update configure requirements.
124 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
126 Recomment IRIX 6.5.18+.
127 Document IDF/IDL requirement.
128 Document GNU as requirement.
129 Document GNU ld bootstrap failure.
130 Remove freeware.sgi.com reference.
132 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
134 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
135 UNIX V4.0, V5.0 obsoletion, removal.
136 Remove --with-gc=simple reference.
137 Update VM requirements during bootstrap.
138 Remove -oldas bootstrap description.
139 Update binutils reference.
140 Remove comparison failure note.
142 2010-03-31 Richard Guenther <rguenther@suse.de>
143 Zdenek Dvorak <ook@ucw.cz>
144 Sebastian Pop <sebastian.pop@amd.com>
147 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
148 with multiple arguments.
149 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
151 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
153 * graphite-dependences.c (print_pddr): Call print_pdr with an
155 * graphite-poly.c (debug_pdr): Add an extra argument for the
158 (print_pbb_domain): Same.
160 (print_scop_context): Same.
163 (debug_pbb_domain): Same.
167 (debug_scop_context): Same.
170 (print_scop_params): Same.
171 (debug_scop_params): Same.
172 (print_iteration_domain): Same.
173 (print_iteration_domains): Same.
174 (debug_iteration_domain): Same.
175 (debug_iteration_domains): Same.
176 (print_scattering_function): Same.
177 (print_scattering_functions): Same.
178 (debug_scattering_function): Same.
179 (debug_scattering_functions): Same.
180 * graphite-poly.h (debug_pdr): Update declaration.
182 (print_pbb_domain): Same.
184 (print_scop_context): Same.
187 (debug_pbb_domain): Same.
191 (debug_scop_context): Same.
194 (print_scop_params): Same.
195 (debug_scop_params): Same.
196 (print_iteration_domain): Same.
197 (print_iteration_domains): Same.
198 (debug_iteration_domain): Same.
199 (debug_iteration_domains): Same.
200 (print_scattering_function): Same.
201 (print_scattering_functions): Same.
202 (debug_scattering_function): Same.
203 (debug_scattering_functions): Same.
205 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
207 * graphite-poly.c (print_scattering_function_1): New.
208 (print_scattering_function): Call it.
209 (print_scop_params): Remove spaces at the end of lines.
212 * graphite-poly.h (print_cloog): Declared.
213 (debug_cloog): Declared.
215 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
217 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
219 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
220 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
221 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
222 to switch between adding the IV bump in loop->latch or in loop->header.
224 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
226 * graphite-poly.c (print_scattering_function): Pretty print following
229 (print_pbb_domain): Same.
230 (dump_gbb_cases): Same.
231 (dump_gbb_conditions): Same.
234 (print_scop_params): Same.
235 (print_scop_context): Same.
237 (print_pbb_body): New.
238 (lst_indent_to): New.
239 (print_lst): Start new lines with a #.
240 * graphite-poly.h (pbb_bb): New.
241 (pbb_index): Use pbb_bb.
242 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
244 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
246 2010-03-31 Jakub Jelinek <jakub@redhat.com>
248 * dwarf2out.c (size_of_die): For -gdwarf-4 use
249 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
250 and 0 instead of 1 for dw_val_class_flag.
251 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
252 dw_val_class_range_list, dw_val_class_loc_list,
253 dw_val_class_lineptr and dw_val_class_macptr, use
254 DW_FORM_flag_present for dw_val_class_flag and
255 DW_FORM_exprloc for dw_val_class_loc.
256 (output_die): For -gdwarf-4 print dw_val_class_loc
257 size as uleb128 instead of 1 or 2 bytes and don't print
258 anything for dw_val_class_flag.
260 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
261 instead of cselib_lookup following by tweaking locs->setting_insn.
264 * cselib.c (cselib_process_insn): Clear cselib_current_insn
265 even before returning from label, setjmp call or volatile asm
268 2010-03-31 Richard Guenther <rguenther@suse.de>
271 * cgraphunit.c (cgraph_output_in_order): Do not allocate
272 temporary data on stack.
274 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
276 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
277 (PUSHSECTION_ASM_OP): Remove.
278 (POPSECTION_ASM_OP): Remove.
279 (PUSHSECTION_FORMAT): Remove.
280 * config/sol2.h (PUSHSECTION_FORMAT): Define.
281 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
282 * config/sol2.c (solaris_output_init_fini): Use it.
284 2010-03-31 Jie Zhang <jie@codesourcery.com>
287 * opt-functions.awk (var_type_struct): Use signed char type
288 for simple variables.
290 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
292 * config/sol2.c: Include output.h.
293 (solaris_assemble_visibility): New function.
294 * config/t-sol2 (sol2.o): Add output.h dependency.
295 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
296 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
299 2010-03-31 Jakub Jelinek <jakub@redhat.com>
302 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
303 V2SImode or XFmode on PRE_DEC.
306 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
309 2010-03-31 Jie Zhang <jie@codesourcery.com>
312 * reload.h (caller_save_initialized_p): Declare.
313 * toplev.c (backend_init_target): Don't call
314 init_caller_save but set caller_save_initialized_p to false.
315 * caller-save.c (caller_save_initialized_p): Define.
316 (init_caller_save): Check caller_save_initialized_p.
317 * ira.c (ira): Call init_caller_save if flag_caller_saves.
319 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
322 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
323 and soft-fp/t-softfp to tmake_file.
324 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
325 (LIBGCC2_TF_CEXT): Define.
328 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
331 * cselib.c (n_useless_values): Document handling of debug locs.
332 (n_useless_debug_values, n_debug_values): New variables.
333 (new_elt_loc_list): Don't add to debug values, keep count.
334 (promote_debug_loc): New.
335 (cselib_reset_table): Zero new variables.
336 (entry_and_rtx_equal_p): Promote debug locs.
337 (discard_useless_locs): Increment n_useless_debug_values for
339 (remove_useless_values): Adjust n_useless_values and n_debug_values
340 with n_useless_debug_values.
341 (add_mem_for_addr): Promote debug locs.
342 (cselib_lookup_mem): Likewise.
343 (cselib_lookup_addr): Renamed to...
344 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
345 (cselib_log_lookup): ... this. Turn into...
346 (cselib_lookup_addr): ... new wrapper.
347 (cselib_lookup_from_insn): New.
348 (cselib_invalidate_regno): Increment n_useless_debug_values for
350 (cselib_invalidate_mem): Likewise.
351 (cselib_process_insn): Take n_deleted and n_debug_values into
352 account to guard remove_useless_value call.
353 (cselib_finish): Zero n_useless_debug_values.
354 * cselib.h (cselib_lookup_from_insn): Declare.
355 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
356 (sched_analyze_2): Likewise.
358 2010-03-30 Jakub Jelinek <jakub@redhat.com>
360 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
362 (adjust_mems): Replace narrowing SUBREG of expression containing
363 just PLUS, MINUS, MULT and ASHIFT of registers and constants
364 with operations in the narrower mode.
367 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
368 regs_invalidated_by_call instead all call_used_reg_set registers.
370 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
373 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
374 pointer comparisons with types_compatible_p.
375 * tree-vect-stmts.c (vectorizable_call): Same.
376 (vectorizable_condition): Same.
378 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
380 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
381 stack check if the mask would be zero.
383 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
384 Jack Howarth <howarth@bromo.med.uc.edu>
386 * tree-profile.c (tree_init_ic_make_global_vars): Make static
389 2010-03-30 Joseph Myers <joseph@codesourcery.com>
392 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
394 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
395 Include ___unordxf2 and ___unordtf2.
396 * config/i386/libgcc-glibc.ver: Do not define inheritance from
399 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
401 * config/lm32/t-lm32: New file.
402 * config.gcc: Use the above file when targetting lm32.
404 2010-03-28 Duncan Sands <baldrick@free.fr>
406 * Makefile.in (PLUGIN_HEADERS): Add except.h.
408 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
411 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
412 Improve vectorization cost model diagnostic.
414 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
417 * tree-vect-data-refs.c (vect_analyze_data_refs): When
418 compute_data_dependences_for_loop returns false, early exit
419 and output an extra diagnostic for the failed data reference
422 2010-03-29 Richard Guenther <rguenther@suse.de>
424 PR tree-optimization/43560
425 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
426 (can_sm_ref_p): Treat stores to readonly locations as trapping.
428 2010-03-29 Jie Zhang <jie@codesourcery.com>
431 * toplev.c (process_options): Set optimization_default_node
432 and optimization_current_node.
433 * opts.c (decode_options): Don't set optimization_default_node
434 and optimization_current_node.
436 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
438 * config/rtems.h: Abandon -qrtems_debug.
440 2010-03-28 Jan Hubicka <jh@suse.cz>
442 PR tree-optimization/43505
443 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
444 map should not be copied.
446 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
449 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
450 cdtors, set DECL_PRESERVE_P.
451 * ipa.c (cgraph_externally_visible_p): Return true if declaration
454 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
456 PR tree-optimization/43528
457 * stor-layout.c (place_field): Check that constant fits into
458 unsigned HWI when skipping calculation of MS bitfield layout.
460 2010-03-27 Jan Hubicka <jh@suse.cz>
463 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
464 notice_global_symbol work.
466 2010-03-27 Jakub Jelinek <jakub@redhat.com>
468 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
469 instead of dwarf2out_decl.
470 (struct var_loc_node): Remove section_label field.
471 (dwarf2out_function_decl): New function.
472 (dwarf2out_var_location): Don't set section_label field.
473 (dwarf2out_begin_function): Don't empty decl_loc_table here.
475 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
477 PR tree-optimization/43544
478 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
479 First argument for builtin vectorized function hook is now a
480 tree to be able to distinguish between machine specific and
482 * targhooks.c (default_builtin_vectorized_function): Ditto.
483 * targhooks.h (default_builtin_vectorized_function): Ditto.
484 * target.h (struct gcc_target): Ditto.
485 * tree-vect-stmts.c (vectorizable_function): Ditto.
486 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
487 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
490 2010-03-26 Joseph Myers <joseph@codesourcery.com>
493 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
494 nested binding iff it is a FUNCTION_DECL.
495 (store_parm_decls_newstyle): Pass nested=true to bind for
496 FUNCTION_DECLs amongst parameters.
498 2010-03-26 Jakub Jelinek <jakub@redhat.com>
500 * var-tracking.c (vt_expand_loc_callback): Don't run
501 cselib_expand_value_rtx_cb in dummy mode if
502 cselib_dummy_expand_value_rtx_cb returned false.
504 * var-tracking.c (emit_note_insn_var_location): For one part
505 notes with offset 0, don't add EXPR_LIST around the location.
506 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
507 add_location_or_const_value_attribute): Adjust for that change.
510 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
511 into first operand and location into second.
512 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
513 dw_cfi_oprnd_loc for DW_CFA_expression.
514 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
515 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
516 assume first argument is regnum and second argument is location.
518 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
521 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
522 of scratch register to DImode. Split to DImode comparison operator.
523 Use SImode subreg of scratch register in the multiplication.
524 (*cmp_sadd_sidi): Ditto.
525 (*cmp_ssub_si): Ditto.
526 (*cmp_ssub_sidi): Ditto.
528 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
532 Remove invalid assert and wrong comment.
534 2010-03-26 Jakub Jelinek <jakub@redhat.com>
537 * flags.h (final_insns_dump_p): New extern.
538 * final.c (final_insns_dump_p): New variable.
539 (rest_of_clean_state): Set it before -fdump-final-insns=
540 dumping, clear afterwards.
541 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
542 MEM_ALIAS_SET on MEMs.
544 2010-03-26 David S. Miller <davem@davemloft.net>
546 * configure.ac: Fix sparc GOTDATA_OP bug check.
547 * configure: Rebuild.
549 2010-03-26 Alan Modra <amodra@gmail.com>
551 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
553 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
555 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
556 TLS_SECTION_ASM_FLAG.
558 2010-03-25 Jakub Jelinek <jakub@redhat.com>
561 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
562 Clear first_function_block_is_cold.
565 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
566 argument if the argument is truth_value_p.
568 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
570 * config/rs6000/constraints.md: Update copyright year for my changes.
573 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
574 used in reg+reg addressing, swap registers.
576 2010-03-24 Jakub Jelinek <jakub@redhat.com>
579 * target.h (struct gcc_target): Add code_end hook.
580 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
582 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
583 * toplev.c (compile_file): Call targetm.asm_out.code_end
584 hook before unwind info/debug info output.
585 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
586 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
587 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
588 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
589 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
590 * config/i386/i386.c (ix86_file_end): Renamed to...
591 (ix86_code_end): ... this. Make static. Don't call
592 file_end_indicate_exec_stack. Emit unwind info using
593 final_start_function/final_end_function.
594 (darwin_x86_file_end): Remove.
595 (TARGET_ASM_CODE_END): Define.
596 * config/i386/i386.h (TARGET_ASM_FILE_END,
597 NEED_INDICATE_EXEC_STACK): Don't define.
598 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
599 (TARGET_ASM_FILE_END): Define to darwin_file_end.
600 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
601 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
604 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
605 at the beginning and final_end_function at the end.
606 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
608 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
610 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
611 and Sun as TLS syntax.
612 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
613 * configure: Regenerate.
614 * config.in: Regenerate.
615 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
616 (default_elf_asm_named_section): Use it.
617 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
618 (i386_output_dwarf_dtprel): Likewise.
619 (output_addr_const_extra): Likewise.
620 (output_pic_addr_const): Lowercase @GOTTPOFF.
621 (output_addr_const_extra): Likewise.
622 (output_pic_addr_const): Lowercase @GOTNTPOFF.
623 (output_addr_const_extra): Likewise.
624 (output_pic_addr_const): Lowercase @INDNTPOFF.
625 (output_addr_const_extra): Likewise.
626 (output_pic_addr_const): Lowercase @NTPOFF.
627 (output_addr_const_extra): Likewise.
628 (output_pic_addr_const): Lowercase @TPOFF.
629 (output_addr_const_extra): Likewise.
630 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
631 (*tls_global_dynamic_64): Likewise.
632 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
633 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
635 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
636 (ASM_OUTPUT_TLS_COMMON): Use it.
637 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
640 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
641 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
642 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
643 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
644 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
645 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
647 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
649 * config/i386/i386.c (override_options): Don't accept
650 -mtls-dialect=sun any longer.
651 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
652 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
653 (*tls_local_dynamic_base_32_sun): Likewise.
654 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
656 2010-03-24 Jakub Jelinek <jakub@redhat.com>
659 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
660 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
663 * ira.c (adjust_cleared_regs): New function.
664 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
668 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
670 * expr.c (expand_expr_real): Restore previous
671 curr_insn_source_location and curr_insn_block after
672 expand_expr_real_1 call.
673 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
674 instead of expand_expr_real_1.
676 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
678 PR rtl-optimization/43413
679 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
682 2010-03-22 James E. Wilson <wilson@codesourcery.com>
685 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
686 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
688 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/i386.c (ix86_target_string): Add -mfma.
691 Fix a typo in comment.
693 2010-03-22 Mike Stump <mikestump@comcast.net>
696 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
697 Don't overly align based upon packed packed fields.
699 2010-03-22 Jason Merrill <jason@redhat.com>
701 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
702 Use () rather than [], and move before the element type.
704 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
706 * doc/configfiles.texi (Configuration Files): Removed
707 fixinc/Makefile*, intl/Makefile.*.
708 * doc/makefile.texi: Fixed markup. Abstract from version
710 (Makefile): Removed obsolete gcc/java/parse.y example.
711 * doc/sourcebuild.texi: Likewise.
712 (Top Level): Added config, gnattools, libdecnumber, libgcc,
713 libgomp, libssp. Removed fastjar.
714 (Miscellaneous Docs): Clarify location.
715 Added COPYING3, COPYING3.LIB.
716 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
718 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * config/i386/i386.c (x86_function_profiler)
722 [!NO_PROFILE_COUNTERS]: Fix typo.
723 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
726 2010-03-22 Janis Johnson <janis187@us.ibm.com>
727 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
729 * doc/sourcebuild.texi (Test Directives): Split into six
730 subsections, with most of the current text in new subsections
731 Directives, Selectors, and Final Actions.
732 (Directives): Split list of test directives into multiple
734 (Selectors): Describe use and syntax of selectors.
735 (Effective-Target Keywords): Describe all existing keywords.
736 (Add Options): Describe features for dg-add-options.
737 (Require Support): Describe variants of dg-require-support.
738 (Final Actions): Describe commands to use in dg-final.
740 2010-03-22 Michael Matz <matz@suse.de>
743 * recog.c (validate_replace_rtx_group): Replace also in
744 REG_EQUAL and REG_EQUIV notes.
746 2010-03-22 Richard Guenther <rguenther@suse.de>
748 PR tree-optimization/43390
749 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
750 sure vector extracts are type correct.
752 2010-03-22 Richard Guenther <rguenther@suse.de>
755 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
756 x * sqrt (x) even when optimizing for size if the target
757 has native support for sqrt.
759 2010-03-22 Jakub Jelinek <jakub@redhat.com>
761 * varasm.c (make_decl_rtl_for_debug): Also clear
762 flag_mudflap for the duration of make_decl_rtl call.
765 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
766 locs from preserved VALUEs.
768 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
771 * pa.md (movmemsi): Set align to one if zero.
772 (movmemdi): Likewise.
774 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
777 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
778 with their corresponding prologue pushes.
780 2010-03-20 Andrew Pinski <pinskia@gmail.com>
783 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
784 at the begining or end.
785 (spu_expand_epilogue): Likewise.
787 2010-03-20 Richard Guenther <rguenther@suse.de>
789 PR rtl-optimization/43438
790 * combine.c (make_extraction): Properly zero-/sign-extend an
791 extraction of the low part of a CONST_INT. Also handle
794 2010-03-19 Mike Stump <mikestump@comcast.net>
796 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
797 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
798 (override_options): Use SUBTARGET32_DEFAULT_CPU.
800 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
803 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
806 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
808 PR rtl-optimization/42258
809 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
810 use that may match DEF.
813 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
814 the cost of loading the constant rather than assuming
816 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
817 outer code is AND, do the same tests as the andsi3 expander and
818 return COSTS_N_INSNS (1) if and is cheap.
820 * optabs.c (avoid_expensive_constant): Fix formatting.
822 2010-03-19 Michael Matz <matz@suse.de>
825 * attribs.c (decl_attributes): When rebuilding a function pointer
826 type use the same qualifiers as the original pointer type.
828 2010-03-19 Martin Jambor <mjambor@suse.cz>
830 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
831 and is_gimple_ip_invariant_address.
833 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
836 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
838 * config/arm/arm.c (arm_override_options): Turn off
839 flag_dwarf2_cfi_asm for AAPCS variants.
841 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
844 * config/arm/arm.c (emit_multi_reg_push): Update comments.
845 Use PRE_MODIFY instead of PRE_DEC.
846 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
847 (vfp_emit_fstmd): Likewise.
849 2010-03-19 Michael Matz <matz@suse.de>
852 * builtins.c (expand_builtin_interclass_mathfn,
853 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
856 2010-03-19 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/43415
859 * tree-ssa-pre.c (phi_translate): Split out worker to ...
860 (phi_translate_1): ... this.
861 (phi_translate): Move all caching here. Cache all NARY
862 and REFERENCE translations.
864 2010-03-19 David S. Miller <davem@davemloft.net>
866 With help from Eric Botcazou.
867 * config/sparc/sparc.c: Include dwarf2out.h.
868 (emit_pic_helper): Delete.
869 (pic_helper_symbol_name): Delete.
870 (pic_helper_emitted_p): Delete.
871 (pic_helper_needed): New.
872 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
873 (get_pc_thunk_name): New.
874 (load_pic_register): Remove 'delay_pic_helper' arg. Use
875 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
876 Set pic_helper_needed to true. Don't call emit_pic_helper.
877 (sparc_expand_prologue): Update load_pic_register call.
878 (sparc_output_mi_thunk): Likewise.
879 (sparc_file_end): Emit a hidden comdat symbol for the PIC
880 thunk if possible. Output CFI information as needed.
882 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
883 Jack Howarth <howarth@bromo.med.uc.edu>
886 * config/i386/i386.h: Fix ABI on darwin x86-32.
888 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
890 * tree.h: Declare make_decl_rtl_for_debug.
891 * varasm.c (make_decl_rtl_for_debug): New.
892 * dwarf2out.c (rtl_for_decl_location): Call it.
893 * cfgexpand.c (expand_debug_expr): Call it.
895 2010-03-18 Jakub Jelinek <jakub@redhat.com>
898 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
902 * var-tracking.c (vt_init_cfa_base): Do nothing if
903 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
905 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
908 * var-tracking.c (canonicalize_vars_star): New.
909 (dataflow_post_merge_adjust): Use it.
911 2010-03-18 Jakub Jelinek <jakub@redhat.com>
914 * var-tracking.c (non_suitable_const): New function.
915 (add_uses): For DEBUG_INSNs with constants, don't record any
916 value, instead just the constant value itself.
917 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
918 is not VAR_LOC_UNKNOWN_P, set var to the constant.
919 (emit_notes_in_bb): Likewise.
920 (emit_note_insn_var_location): For onepart variables if
921 cur_loc is a VOIDmode constant, use DECL_MODE.
923 2010-03-18 Martin Jambor <mjambor@suse.cz>
926 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
927 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
928 all non-clones. Moved call redirection...
929 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
930 (cgraph_materialize_all_clones): Dispose of all
931 combined_args_to_skip bitmaps.
932 (verify_cgraph_node): Do not check for edges pointing to wrong
933 nodes in inline clones.
934 * tree-inline.c (copy_bb): Call
935 cgraph_redirect_edge_call_stmt_to_callee.
936 * ipa.c (cgraph_remove_unreachable_nodes): Call
937 cgraph_node_remove_callees even when there are used clones.
939 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
941 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
943 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
949 2010-03-18 Michael Matz <matz@suse.de>
952 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
953 into sqrt(x) if we need to preserve signed zeros.
955 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
956 Eric Botcazou <ebotcazou@adacore.com>
958 PR rtl-optimization/43360
959 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
960 note if we don't know its invariant status.
962 2010-03-18 Michael Matz <matz@suse.de>
964 PR tree-optimization/43402
965 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
966 PHI chains of ssa names registered for update.
968 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
971 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
972 non-offsettable and pre_modify update addressing.
973 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
974 and "2" alternatives "#".
975 (*movdd_softfloat32): Make all alternatives "#";
976 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
977 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
978 (*movdf_softfloat32): Make all alternatives "#";
979 (movdi): Use the new DIFD mode iterator to create a common splitter
980 for movdi, movdf and movdd patterns.
982 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
984 * common.opt (dumpdir): Remove redundant tab.
986 2010-03-17 Martin Jambor <mjambor@suse.cz>
988 PR tree-optimization/43347
989 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
990 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
992 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
994 PR rtl-optimization/42216
995 * regrename.c (create_new_chain): New function, broken out from...
996 (scan_rtx_reg): ... here. Call it. Handle the case where we are
997 appending a use to an empty chain.
998 (build_def_use): Remove previous changes that convert OP_INOUT to
999 OP_OUT operands; instead detect the case where an OP_INOUT operand
1000 uses a previously untracked register and create an empty chain for it.
1002 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1004 * doc/extend.texi (Function Attributes): Rewrite unfinished
1005 sentence in ms_abi documentation.
1007 2010-03-17 Alan Modra <amodra@gmail.com>
1009 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1010 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1011 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1012 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1014 2010-03-16 Richard Henderson <rth@redhat.com>
1017 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1018 (lower_try_finally): Save and restore eh_seq around the expansion
1021 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1023 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1024 statements before splitting block.
1026 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1028 * doc/sourcebuild.texi (Testsuites): Fix markup.
1029 Use pathnames relative to gcc/testsuite.
1030 (Test Directives): Move description of how timeout is determined.
1031 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1032 (C Tests): Correct gcc.misc-tests directory.
1033 Framework tests now live in gcc.test-framework.
1035 2010-03-16 Richard Guenther <rguenther@suse.de>
1038 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1039 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1041 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1042 Alexandre Oliva <aoliva@redhat.com>
1044 PR tree-optimization/42917
1045 * lambda-code.c (remove_iv): Skip debug statements.
1046 (lambda_loopnest_to_gcc_loopnest): Likewise.
1047 (not_interesting_stmt): Debug statements are not interesting.
1049 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1053 * cselib.c (cselib_preserve_constants,
1054 cfa_base_preserved_val): New static variables.
1055 (preserve_only_constants): New function.
1056 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1057 clear its REG_VALUES. If cselib_preserve_constants, don't
1058 empty the whole hash table, but preserve there VALUEs with constants,
1059 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1060 (cselib_preserve_cfa_base_value): New function.
1061 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1062 (cselib_init): Change argument to int bitfield. Set
1063 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1065 (cselib_finish): Clear cselib_preserve_constants and
1066 cfa_base_preserved_val.
1067 * cselib.h (enum cselib_record_what): New enum.
1068 (cselib_init): Change argument to int.
1069 (cselib_preserve_cfa_base_value): New prototype.
1070 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1071 * dse.c (dse_step1): Likewise.
1072 * cfgcleanup.c (thread_jump): Likewise.
1073 * sched-deps.c (sched_analyze): Likewise.
1074 * gcse.c (local_cprop_pass): Likewise.
1075 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1076 If FN is non-NULL, call the callback always and whenever it returns
1077 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1078 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1079 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1080 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1081 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1082 * var-tracking.c: Include recog.h.
1083 (bb_stack_adjust_offset): Remove.
1084 (vt_stack_adjustments): Don't call it, instead just gather the
1085 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1086 (adjust_stack_reference): Remove.
1087 (compute_cfa_pointer): New function.
1088 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1089 (struct adjust_mem_data): New type.
1090 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1092 (get_address_mode): New function.
1093 (replace_expr_with_values): Use it.
1094 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1095 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1096 (adjust_sets): Remove.
1097 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1098 Use get_address_mode.
1099 (get_adjusted_src): Remove.
1100 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1101 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1102 (add_with_sets): Don't call adjust_sets.
1103 (fp_setter, vt_init_cfa_base): New functions.
1104 (vt_initialize): Change return type to bool. Move most of pool etc.
1105 initialization to the beginning of the function from end. Pass
1106 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1107 If !frame_pointer_needed, call vt_stack_adjustment before mos
1108 vector is filled, call vt_init_cfa_base if argp/framep has been
1109 eliminated to sp. If frame_pointer_needed and argp/framep has
1110 been eliminated to hard frame pointer, set
1111 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1112 encountering fp setter in the prologue. For MO_ADJUST, call
1113 log_op_type before pusing the op into mos vector, not afterwards.
1114 Call adjust_insn before cselib_process_insn/add_with_sets,
1115 call cancel_changes (0) afterwards.
1116 (variable_tracking_main_1): Adjust for vt_initialize calling
1117 vt_stack_adjustments and returning whether it succeeded or not.
1119 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1121 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1124 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1126 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1128 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1129 drap_reg has not been set.
1131 2010-03-15 Michael Matz <matz@suse.de>
1134 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1135 use it to expand block copies.
1136 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1137 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1138 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1140 2010-03-15 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/43367
1143 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1146 2010-03-15 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/43317
1149 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1151 2010-03-15 Martin Jambor <mjambor@suse.cz>
1153 PR tree-optimization/43141
1154 * tree-sra.c (create_abstract_origin): New function.
1155 (modify_function): Call create_abstract_origin.
1157 2010-03-15 Chris Demetriou <cgd@google.com>
1159 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1162 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1166 call insert_out_of_ssa_copy for default definitions.
1168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-clast-to-gimple.c (my_long_long): Defined.
1171 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1172 * graphite-sese-to-poly.c (my_long_long): Defined.
1173 (scop_ivs_can_be_represented): Use it.
1175 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1177 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1178 graphite-max-bbs-per-function, and loop-block-tile-size.
1179 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1181 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1183 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1185 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1186 forward declaration.
1187 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1188 (add_upper_bounds_from_estimated_nit): New.
1189 (build_loop_iteration_domains): Use it.
1191 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1193 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1195 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1198 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1199 should be an INTEGER_CST. Also handle CASE_CONVERT.
1201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1203 * graphite.c (graphite_initialize): To bound the number of bbs per
1204 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1205 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1206 * doc/invoke.texi: Document it.
1208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1210 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1211 * graphite-sese-to-poly.h (build_poly_scop): Same.
1213 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1215 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1216 the number of parameters in the scop. Use as an upper bound
1217 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1218 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1219 * doc/invoke.texi: Document it.
1221 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1223 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1224 * doc/c-tree.texi: Remove.
1225 * doc/generic.texi: Merge c-tree.texi here.
1226 * doc/gccint.texi (Trees): Remove menu entry.
1227 (c-tree.texi): Remove @include.
1228 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1229 * doc/languages.texi (Reading RTL): Ditto.
1231 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1234 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1236 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1239 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1240 code added to work around reload clobbering CONST insns.
1242 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1244 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1245 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1246 (cselib_preserve_only_values): Remove retain argument, don't
1247 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1248 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1249 * var-tracking.c (micro_operation): Move insn field before union.
1250 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1251 (struct variable_tracking_info_def): Remove n_mos field, change
1252 mos into a vector of micro_operations.
1253 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1254 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1255 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1256 changing into a vector.
1257 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1258 come before all other uops generated by add_stores.
1259 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1261 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1262 a vector. Run just one pass over the bbs instead of separate counting
1263 and computation phase.
1264 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1267 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1268 into *nonlocalized_list vector.
1269 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1270 even if origin is non-NULL.
1271 (gen_variable_die): Likewise.
1272 (process_scope_var): Don't change origin.
1273 (gen_decl_die): Likewise.
1274 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1275 before adding new edges instead of after it, fix moving over
1278 2010-03-11 David S. Miller <davem@davemloft.net>
1280 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1282 * configure: Rebuild.
1284 2010-03-11 Martin Jambor <mjambor@suse.cz>
1286 PR tree-optimization/43257
1287 * tree.c (assign_assembler_name_if_neeeded): New function.
1288 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1290 * tree.h (assign_assembler_name_if_neeeded): Declare.
1291 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1292 the function if needed.
1294 2010-03-11 Chris Demetriou <cgd@google.com>
1296 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1297 include/stdint-gcc.h, and include/stdint.h world-readable.
1299 2010-03-11 Richard Guenther <rguenther@suse.de>
1301 PR tree-optimization/43255
1302 * tree-vrp.c (process_assert_insertions_for): Do not insert
1303 asserts for trivial conditions.
1305 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1307 PR tree-optimization/43280
1308 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1309 generation. Move calculation of size out of the if branch.
1310 (find_bswap): Modify compare number generation.
1312 2010-03-11 Richard Guenther <rguenther@suse.de>
1315 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1316 (input_gimple_stmt): Fixup handled component types during
1317 operand read. Also fix up decls in ADDR_EXPRs.
1319 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1321 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1322 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1324 2010-03-10 Jan Hubicka <jh@suse.cz>
1327 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1328 * varasm.c (get_variable_section): Don't do that here...
1329 (make_decl_rtl): ... and here.
1330 (do_assemble_alias): Produce decl RTL.
1331 (assemble_alias): Likewise.
1333 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1336 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1337 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1339 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1340 (based_loc_descr): Only express drap or vdrap regno based expressions
1341 using DW_OP_fbreg when not optimizing.
1342 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1343 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1344 REG_CFA_SET_VDRAP note.
1346 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1348 PR tree-optimization/43236
1349 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1350 error in calculation of base address in reverse iteration case.
1351 (generate_builtin): Take number of latch executions if the statement
1354 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1357 * tree-eh.c: Include pointer-set.h.
1358 (lower_eh_dispatch): Filter out duplicate case labels and
1359 remove the unneeded edge when the label is unused. Return
1360 true when some edges are removed.
1361 (execute_lower_eh_dispatch): When any lowering resulted in
1362 removing an edge, also delete unreachable blocks.
1364 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1367 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1368 UNSPEC_MACHOPIC_OFFSET.
1370 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1373 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1374 (m68k_delegitimize_address): New function.
1376 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1379 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1382 * var-tracking.c (adjust_sets): New function.
1383 (count_with_sets, add_with_sets): Use it.
1384 (get_adjusted_src): New inline function.
1385 (add_stores): Use it.
1388 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1389 call cselib_dummy_expand_value_rtx_cb instead of
1390 cselib_expand_value_rtx_cb.
1393 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1394 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1395 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1396 and .cfi_endproc around the pic thunks.
1397 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1398 all queued unwind info register saves are saved before the call.
1399 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1400 considered as sp-=4 for unwind info and the pop as sp+=4 which
1401 also clobbers dest, but doesn't actually restore it.
1404 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1405 RTX_FRAME_RELATED_P.
1407 2010-03-09 Jie Zhang <jie@codesourcery.com>
1409 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1410 whitespaces in output template.
1412 2010-03-09 Jie Zhang <jie@codesourcery.com>
1414 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1417 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1419 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1420 builtins.exp in a separate job.
1422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1424 * graphite-sese-to-poly.c (add_param_constraints): Use
1425 lower_bound_in_type and upper_bound_in_type.
1427 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1429 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1430 instead of unsigned_type_node.
1432 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1433 Reza Yazdani <reza.yazdani@amd.com>
1436 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1437 on pointer type parameters.
1439 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1443 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1444 handle conversions from pointer to integers.
1445 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1446 induction variable, to be able to work with code generated by CLooG.
1447 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1448 (build_poly_scop): Bail out if we cannot codegen a loop.
1450 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1452 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1453 code generation with gloog_error.
1455 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1457 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1458 Call fold_convert on all the returned values.
1459 (expand_scalar_variables_expr): Pass to
1460 expand_scalar_variables_ssa_name the type of the resulting expression.
1462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1464 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1465 ppl_min_for_le_pointset.
1466 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1467 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1469 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1471 * graphite-dependences.c (map_into_dep_poly): Removed.
1472 (dependence_polyhedron_1): Use combine_context_id_scat.
1474 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1476 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1477 (struct poly_bb): Same.
1478 (combine_context_id_scat): New.
1480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1483 * sese.c (name_defined_in_loop_p): Return false for default
1486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1489 and clean up the logic.
1491 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1493 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1496 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1498 * var-tracking.c (remove_cselib_value_chains): Define only for
1500 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1501 delete_slot_part, emit_notes_for_differences_1): Don't call
1502 remove_cselib_value_chains here.
1503 (set_slot_part, emit_notes_for_differences_2): Don't call
1504 add_cselib_value_chains here.
1505 (preserved_values): New vector.
1506 (preserve_value): New function.
1507 (add_uses, add_stores, vt_add_function_parameters): Use it
1508 instead of cselib_preserve_value.
1509 (changed_values_stack): New vector.
1510 (check_changed_vars_0): New function.
1511 (check_changed_vars_1, check_changed_vars_2): Use it.
1512 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1513 changed_values_stack VALUEs.
1514 (vt_emit_notes): For all preserved_values call
1515 add_cselib_value_chains. If ENABLE_CHECKING call
1516 remove_cselib_value_chains before verifying value_chains is empty.
1517 Initialize and free changed_values_stack.
1518 (vt_initialize): Initialize preserved_values.
1519 (vt_finalize): Free preserved_values.
1521 2010-03-08 Richard Guenther <rguenther@suse.de>
1523 PR tree-optimization/43269
1524 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1527 2010-03-08 Martin Jambor <mjambor@suse.cz>
1529 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1530 (ipa_is_param_called): Removed.
1531 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1532 (ipa_print_node_params): Do not print the called flag.
1533 (ipa_write_node_info): Do not stream the called flag.
1534 (ipa_read_node_info): Likewise.
1536 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1539 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1540 * cselib.c (struct expand_value_data): Add dummy field.
1541 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1543 (cselib_dummy_expand_value_rtx_cb): New function.
1544 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1546 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1547 * var-tracking.c: Include pointer-set.h.
1548 (variable): Change n_var_parts to char from int. Add
1549 cur_loc_changed and in_changed_variables fields.
1550 (variable_canonicalize): Remove.
1551 (shared_var_p): New inline function.
1552 (unshare_variable): Maintain cur_loc_changed and
1553 in_changed_variables fields. If var was in changed_variables,
1554 replace it there with new_var. Just copy cur_loc instead of
1555 resetting it to something else.
1556 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1557 (dataflow_set_union): Don't call variable_canonicalize.
1558 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1559 of their DEBUG_EXPR_TREE_DECLs.
1560 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1561 and in_changed_variables and cur_loc_changed is false.
1562 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1563 and cur_loc_changed. Don't update cur_loc here.
1564 (variable_merge_over_src): Don't call variable_canonicalize.
1565 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1566 removing loc that is equal to cur_loc, clear cur_loc,
1567 set cur_loc_changed and ensure variable_was_changed is called.
1568 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1569 compare pointers in cur_loc check, if it is equal to loc,
1570 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1571 (variable_different_p): Remove compare_current_location argument,
1572 don't compare cur_loc.
1573 (dataflow_set_different_1): Adjust variable_different_p caller.
1574 (variable_was_changed): If dv had some var in changed_variables
1575 already, reset in_changed_variables flag for it and propagate
1576 cur_loc_changed over to the new variable. On empty var
1577 always set cur_loc_changed. Set in_changed_variables on whatever
1578 var is added to changed_variables.
1579 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1580 Use shared_var_p. When removing loc that is equal to cur_loc,
1581 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1582 end, don't set it to something else, just call variable_was_changed.
1583 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1584 loc being removed, clear cur_loc and set cur_loc_changed.
1585 Set cur_loc_changed if all locations have been removed.
1586 (struct expand_loc_callback_data): New type.
1587 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1588 allocated. Always create SUBREGs if simplify_subreg failed.
1589 Prefer to use cur_loc, when that fails and still in
1590 changed_variables (and seen first time) recompute it. Set
1591 cur_loc_changed of variables which had to change cur_loc and
1592 compute elcd->cur_loc_changed if any of the subexpressions used
1593 had to change cur_loc.
1594 (vt_expand_loc): Adjust to pass arguments in
1595 expand_loc_callback_data structure.
1596 (vt_expand_loc_dummy): New function.
1597 (emitted_notes): New variable.
1598 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1599 that weren't used for any other decl in current
1600 emit_notes_for_changes call call vt_expand_loc_dummy to update
1601 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1602 first loc_chain location if NULL before. Always use just
1603 cur_loc instead of first loc_chain location. When cur_loc_changed
1604 is false, when not --enable-checking=rtl just don't emit any note.
1605 When rtl checking, compute the note and assert it is the same
1606 as previous note. Clear cur_loc_changed and in_changed_variables
1607 at the end before removing from changed_variables.
1608 (check_changed_vars_3): New function.
1609 (emit_notes_for_changes): Traverse changed_vars to call
1610 check_changed_vars_3 on each changed var.
1611 (emit_notes_for_differences_1): Clear cur_loc_changed and
1612 in_changed_variables. Recompute cur_loc of new_var.
1613 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1614 (vt_emit_notes): Initialize and destroy emitted_notes.
1616 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1618 PR rtl-optimization/42220
1619 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1620 Use verify_reg_tracked to determine if we should use OP_OUT rather
1622 (build_def_use): If we see an in-out operand for a register that we
1623 know nothing about, treat is an output if possible, fail the block if
1626 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1629 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1632 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1635 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1636 uses of relevant DEFs that are dead outside the loop too.
1638 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1640 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1642 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1644 * var-tracking.c (values_to_unmark): New variable.
1645 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1646 values_to_unmark vector. Moved body to...
1647 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1648 instead queue it into values_to_unmark vector.
1649 (vt_find_locations): Free values_to_unmark vector.
1651 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1653 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1654 (site.exp): Export them when plugins are enabled.
1656 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1659 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1661 (chrec_fold_multiply): Same.
1663 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1666 * c-decl.c (build_compound_literal): Return early if init is
1669 2010-03-04 Martin Jambor <mjambor@suse.cz>
1671 PR tree-optimization/43164
1672 PR tree-optimization/43191
1673 * tree-sra.c (type_consists_of_records_p): Reject records with
1674 zero-size bit-fields at the end.
1676 2010-03-04 Mike Stump <mikestump@comcast.net>
1678 * Makefile.in (TAGS): Remove *.y.
1680 2010-03-04 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/40761
1683 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1685 (my_rev_post_order_compute): New function.
1686 (init_pre): Call it.
1688 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1691 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1692 decrease the cost of an IV candidate when the cost is infinite.
1694 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1696 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1697 Use '3DNow!' for the extension of that name, ensure normal space
1699 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1701 2010-03-03 Jeff Law <law@redhat.com>
1703 * PR middle-end/32693
1704 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1705 than gen_rtx_SUBREG.
1706 (extract_bit_field_1): Likewise.
1708 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1710 * doc/sourcebuild.texi (Test directives): Document that arguments
1711 include-opts and exclude-opts are now optional for dg-skip-if,
1712 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1714 2010-03-03 Jason Merrill <jason@redhat.com>
1717 * cgraph.h (varpool_node): Add extra_name field.
1718 * varpool.c (varpool_extra_name_alias): New.
1719 (varpool_assemble_decl): Emit extra name aliases.
1720 (varpool_mark_needed_node): Look past an extra name alias.
1721 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1722 * lto-streamer-in.c (lto_input_tree): Read it.
1723 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1725 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1727 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1728 (sparc*-*-solaris2*): ...this.
1730 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1733 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1734 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1735 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1736 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1739 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1740 fallthrough to default handling, just with want_address 0 instead of 2.
1741 For single element lists, add_AT_loc directly, otherwise create an
1742 artificial variable DIE and stick location list to it.
1745 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1746 (VAL_EXPR_HAS_REVERSE): Define.
1747 (reverse_op): New function.
1748 (add_stores): For reversible operations add an extra MO_VAL_USE.
1750 2010-03-02 Jason Merrill <jason@redhat.com>
1752 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1754 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1756 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1757 (sparc64-*-linux*): Likewise.
1758 (sparc64-*-solaris2*): Include assembler files before linker ones.
1759 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1760 * config/sparc/gas.h: Delete.
1761 * config/sparc/sol2-64.h: Add copyright notice.
1762 * config/sparc/sol2-gas-bi.h: Likewise.
1763 * config/sparc/sol2-gld.h: Likewise.
1764 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1765 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1766 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1767 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1768 (sparc_elf_asm_named_section): Rename into...
1769 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1771 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1773 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1775 2010-03-02 Jeff Law <law@redhat.com>
1778 * reload1.c (rtx_p, substitute_stack): Declare.
1779 (substitute): Record addresses of changed rtxs.
1780 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1781 Restore the original rtx when complete.
1782 (reload): Free subsitute_stack when complete.
1784 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1786 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1787 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1789 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1790 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1791 Torture Tests): Change from subsection to section.
1793 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1794 Steven Bosscher <steven@gcc.gnu.org>
1796 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1799 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1802 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1803 the assignment from the new induction variable to the assignment
1804 of the value from the original loop PHI function.
1806 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1807 Daniel Jacobowitz <dan@codesourcery.com>
1809 * doc/sourcebuild.texi (Test directives): Clarify options to
1812 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1814 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1815 Disable cfi directives unless GCC and gas agree on using read-only
1816 .eh_frame sections for 64-bit.
1817 * configure: Regenerate.
1819 2010-03-01 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/43220
1822 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1823 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1825 2010-03-01 Richard Guenther <rguenther@suse.de>
1826 Martin Jambor <mjambor@suse.cz>
1829 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1830 gimplified parameters.
1832 2010-03-01 Christian Bruel <christian.bruel@st.com>
1834 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1836 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1838 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1840 2010-03-01 Richard Guenther <rguenther@suse.de>
1843 * expr.c (expand_assignment): Use the alias-oracle to tell
1844 if the rhs aliases the result decl.
1846 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1849 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1850 to sol_gt_pch_get_address.
1851 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1852 64-bit, SPARC and x86.
1853 (sol_gt_pch_get_address): New function.
1855 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1857 * toplev.h (inform_n, error_n): Declare.
1858 * diagnostic.c (inform_n, error_n): New function.
1860 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1862 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1863 has no rtl yet when processing local_decls, queue it and recheck
1864 if deferred stack allocation hasn't assigned it rtl.
1866 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1868 * config/sh/sh.c (unspec_bbr_uid): New.
1869 (gen_block_redirect): Use it instead of INSN_UID.
1870 (gen_far_branch): Likewise.
1872 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1874 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1875 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1877 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1879 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1880 (Warning Options): -Wno-conversion-null is valid for
1881 Objective-C++ as well.
1882 * doc/tm.texi (Named Address Spaces): Likewise.
1883 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1884 * doc/tree-ssa.texi (Tree SSA): Likewise.
1886 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1889 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1890 by default. Don't set the default arch for
1891 i[34567]86-*-darwin*|x86_64-*-darwin*.
1893 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1896 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1897 default. Set the default 32bit/64bit archs with $with_arch
1898 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1900 2010-02-27 Richard Guenther <rguenther@suse.de>
1902 PR tree-optimization/43186
1903 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1904 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1905 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1906 unroller iterations.
1908 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1910 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1911 required and i[34567]86-*-* targets don't support 64bit ISA.
1913 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1916 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1919 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1921 * config.gcc: Set the default arch at least to Prescott for
1922 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1923 if SSE math is enabled.
1925 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1927 * diagnostic.c (diagnostic_initialize): Update.
1928 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1930 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1931 (diagnostic_inhibit_notes): New.
1932 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1934 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1937 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1938 * doc/standards.texi: Likewise.
1939 * doc/extend.texi: Likewise.
1940 * doc/trouble.texi: Likewise.
1941 * doc/cppopts.texi: Likewise.
1942 * doc/install.texi: Likewise.
1943 * c.opt (std=c90,std=gnu90): New options.
1944 * c-opts.c (c_common_handle_option): Handle them.
1946 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1949 * c-decl.c (undeclared_variable): Use an informative note.
1951 2010-02-26 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/43186
1954 * gimple.h (gimple_fold): Remove.
1955 * gimple.c (gimple_fold): Remove. Inline into single user ...
1956 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1957 Try harder for conditions.
1959 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1962 * function.c (used_types_insert): Don't skip through named pointer
1963 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1964 and it is different from the main variant's type.
1966 2010-02-26 Nick Clifton <nickc@redhat.com>
1968 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1970 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1972 * config.gcc: Support --with-fpmath=sse for x86.
1974 * config/i386/ssemath.h: New.
1976 * doc/install.texi (--with-fpmath=sse): Documented.
1978 2010-02-26 Richard Guenther <rguenther@suse.de>
1980 PR tree-optimization/43188
1981 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1982 vector types of over-aligned element type.
1984 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1987 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1988 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1990 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1992 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1994 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1996 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1997 * var-tracking.c: Include diagnostic.h.
1998 (debug_dv): New function.
1999 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2002 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2003 (add_value_chain, add_value_chains, remove_value_chain,
2004 remove_value_chains): Handle DEBUG_EXPRs.
2005 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2008 * regcprop.c (struct queued_debug_insn_change): New type.
2009 (struct value_data_entry): Add debug_insn_changes field.
2010 (struct value_data): Add n_debug_insn_changes field.
2011 (debug_insn_changes_pool): New variable.
2012 (free_debug_insn_changes, apply_debug_insn_changes,
2013 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2014 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2015 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2017 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2019 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2020 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2021 changes, call cprop_find_used_regs via note_stores.
2022 (copyprop_hardreg_forward): When copying vd from predecessor
2023 which has any queued DEBUG_INSN changes, make sure the pointers are
2024 cleared. At the end call df_analyze and then if there are any
2025 DEBUG_INSN changes queued at the end of some basic block for still
2026 live registers, apply them.
2027 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2029 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2031 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2034 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2036 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2037 targets. Set the default with_cpu/with_arch from arch/cpu.
2038 Allow x86-64 and native for with_cpu/with_arch.
2040 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2042 * ebitmap.c: Change calls to verify_popcount with calls to
2043 sbitmap_verify_popcount.
2044 (ebitmap_clear_bit): Fixed map->cacheindex test and
2045 map>cache update when bit clearing results in an empty
2048 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2051 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2052 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2053 and support both V2DF and V2DI modes.
2054 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2055 support both V2DF and V2DI modes.
2056 (general): Delete trailing whitespace from a few patterns.
2058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2059 V2DF/V2DI interleave high/low builtins.
2061 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2064 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2065 interleave high/low functions.
2067 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2069 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2070 #pragma extern_prefix.
2072 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2075 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2076 BLKmode, assert op0 is a MEM and just adjust its mode.
2079 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2080 if bitpos isn't multiple of mode's bitsize.
2082 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2084 * c.opt (-ftemplate-depth=): New.
2085 (-ftemplate-depth-): Deprecate.
2086 * optc-gen.awk: Handle -ftemplate-depth=.
2087 * opth-gen.awk: Likewise.
2088 * c-opts.c (c_common_handle_option): Likewise.
2089 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2091 2010-02-24 Jason Merrill <jason@redhat.com>
2093 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2095 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2097 * cfg.c (alloc_aux_for_block): Remove inline.
2098 (alloc_aux_for_edge): Likewise.
2100 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2102 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2104 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2106 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2107 * config/i386/sol2-gas.h: New file.
2108 * config.gcc (i[34567]86-*-solaris2*): Use it.
2110 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2113 * c-typeck.c (ep_convert_and_check): New.
2114 (build_conditional_expr): Use it.
2115 (build_binary_op): Likewise.
2117 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2119 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2122 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2123 bounds even for -O+.
2124 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2125 expr needs to have DECL_NAME set.
2127 2010-02-24 Nick Clifton <nickc@redhat.com>
2129 * config/mep/mep.c: Include gimple.h.
2130 (mep_function_uses_sp): Delete unused function.
2131 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2132 parameters. Use unsigned integers to count args. Return a
2133 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2135 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2138 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2139 greater or equal to nelt instead of 2 * nelt.
2140 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2143 2010-02-23 Jason Merrill <jason@redhat.com>
2146 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2147 in cfun->local_decls even if they have register types.
2150 * stor-layout.c (place_field): Don't warn about unnecessary
2151 DECL_PACKED if the type is packed.
2153 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2156 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2157 GOTOFF relocs, even when the base reg isn't pic pointer.
2159 2010-02-23 Michael Matz <matz@suse.de>
2162 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2163 (expand_gimple_basic_block): Generate and use debug temps if there
2164 are debug uses left after the last real use of TERed ssa names.
2165 Unlink debug immediate uses when they are expanded.
2167 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2170 * config/i386/i386.c (override_options): Reorganise to provide
2171 better error messages.
2173 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2176 * graphite-scop-detection.c (create_single_exit_edge): Move
2177 the call to find_single_exit_edge to....
2178 (create_sese_edges): ...here. Don't handle multiple edges
2179 exiting the function.
2180 (build_graphite_scops): Don't handle multiple edges
2181 exiting the function.
2183 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2186 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2187 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2189 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2192 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2194 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2197 * c-typeck.c (convert_arguments): Print declaration location.
2198 * c-common.c (validate_nargs): Rename as
2199 builtin_function_validate_nargs.
2200 (check_builtin_function_arguments): Update.
2202 2010-02-22 Richard Guenther <rguenther@suse.de>
2205 * tree-inline.c (declare_return_variable): Use the type of
2206 the call stmt lhs if available.
2208 2010-02-22 Duncan Sands <baldrick@free.fr>
2210 * passes.c (register_pass): Always consider all pass lists when
2211 ref_pass_instance_number is zero.
2213 2010-02-22 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/42749
2216 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2217 parameter. Do arithmetic in the original type.
2218 (update_accumulator_with_ops): Likewise.
2219 (adjust_accumulator_values): Adjust.
2221 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2223 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2224 (QI to BLKmode splitter): New splitter.
2226 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2228 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2229 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2231 2010-02-22 Richard Guenther <rguenther@suse.de>
2233 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2235 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2237 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2238 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2239 ($(T)crti.o, $(T)crtn.o): Remove rules.
2241 2010-02-21 Tobias Burnus <burnus@net-b.de>
2244 * doc/invoke.texi (-fassociative-math): Document that this
2245 option is automatically enabled for Fortran.
2247 2010-02-20 David S. Miller <davem@davemloft.net>
2249 * configure.ac: Test if linker and assembler properly support
2250 GOTDATA_OP relocations.
2251 * configure: Rebuild.
2252 * config.in: Likewise.
2253 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2254 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2255 (movsi_high_pic): Likewise.
2256 (movdi_lo_sum_pic): Likewise.
2257 (movdi_high_pic): Likewise.
2258 (movsi_pic_gotdata_op): New pattern.
2259 (movdi_pic_gotdata_op): Likewise.
2260 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2261 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2263 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2266 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2267 attribute to ssemul.
2268 (xop_mulv2div2di3_high): Ditto.
2270 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2273 * c.opt (Wconversion-null): New option.
2274 * doc/invoke.texi (Wconversion-null): Document.
2276 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2278 * common.opt (Wlarger-than-): Add Undocumented.
2280 2010-02-19 Mike Stump <mikestump@comcast.net>
2282 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2284 2010-02-19 Jason Merrill <jason@redhat.com>
2287 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2288 * configure: Likewise.
2290 2010-02-20 Alan Modra <amodra@gmail.com>
2293 * cgraph.h (cgraph_make_decl_local): Declare.
2294 * cgraph.c (cgraph_make_decl_local): New function.
2295 (cgraph_make_node_local): Use it.
2296 * cgraphunit.c (cgraph_function_versioning): Likewise.
2297 * ipa.c (function_and_variable_visibility): Likewise.
2299 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2302 * except.c (sjlj_emit_function_enter): Don't call
2303 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2305 * rtl.h (add_reg_br_prob_note): Remove prototype.
2307 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2310 * c-common.c (conversion_warning): Remove widening conversions
2311 before checking the conversion of integers to reals.
2313 2010-02-19 Mike Stump <mikestump@comcast.net>
2316 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2319 * cgraphunit.c (process_function_and_variable_attributes): Check
2320 DECL_PRESERVE_P instead of looking up attribute "used".
2321 * ipa-pure-const.c (check_decl): Likewise.
2322 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2323 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2324 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2325 instead of attribute "used".
2326 * config/sol2-c.c (solaris_pragma_init): Likewise.
2327 (solaris_pragma_fini): Likewise.
2329 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2331 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2332 Use XCNEW instead of xcalloc.
2333 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2334 XNEW instead of xmalloc.
2335 (get_fields): Use XNEWVEC instead of xmalloc.
2338 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2339 populate vars array.
2340 (create_new_general_access): For debug stmts just reset value.
2341 (get_stmt_accesses): For accesses within debug stmts just record them
2342 using add_access_to_acc_sites instead of preventing the peeling or
2343 counting them as accesses.
2346 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2348 2010-02-19 Richard Guenther <rguenther@suse.de>
2350 PR tree-optimization/42916
2351 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2354 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2356 * configure.ac: Replace all uses of changequote in macro arguments
2357 with proper quoting.
2359 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2362 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2364 2010-02-19 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/42944
2367 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2368 test for aliasing with errno.
2370 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2373 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2374 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2375 * dojump.c: Include output.h.
2376 (inv): New inline function.
2377 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2378 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2379 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2380 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2381 argument, pass it down to other calls.
2382 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2383 add REG_BR_PROB note to the conditional jump.
2384 * cfgexpand.c (add_reg_br_prob_note): Removed.
2385 (expand_gimple_cond): Don't call it, add the probability
2386 as last argument to jumpif_1/jumpifnot_1.
2387 * Makefile.in (dojump.o): Depend on output.h.
2388 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2390 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2391 * stmt.c (do_jump_if_equal): Likewise.
2392 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2393 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2394 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2396 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2397 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2398 jumpifnot_1 callers.
2399 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2401 (store_expr): Adjust jumpifnot caller.
2402 (store_constructor): Adjust jumpif caller.
2405 * gimplify.c (gimple_boolify): For __builtin_expect call
2406 gimple_boolify also on its first argument.
2408 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2410 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2412 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2413 * configure: Regenerated.
2415 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2417 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2418 lang_hooks.types_compatible_p instead of comptypes.
2420 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2422 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2423 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2424 if __prefer_thumb__ is defined.
2426 2010-02-18 Martin Jambor <mjambor@suse.cz>
2428 PR tree-optimization/43066
2429 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2430 array with zero-sized element type.
2432 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2434 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2435 rtx, allocate struct var_loc_node here and return it to the
2436 caller, and only if it is actually needed.
2437 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2438 move it earlier and return immediately if it returns NULL.
2440 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2442 * config/sparc/gas.h: New file. Restore
2443 TARGET_ASM_NAMED_SECTION to its ELF default.
2444 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2446 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2447 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2448 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2449 after sparc/sysv4.h.
2451 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2453 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2455 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2457 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2458 patterns from predicated pattern.
2460 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2463 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2464 for insn mnemonic suffix.
2466 2010-02-17 Richard Guenther <rguenther@suse.de>
2468 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2471 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2474 * caller-save.c (save_call_clobbered_regs): If BB ends with
2475 a DEBUG_INSN, move any notes in between last real insn and the last
2476 DEBUG_INSN after the last DEBUG_INSN.
2478 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2480 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2481 Fix return type. Fix argument type. Explain meaning of return value.
2483 2010-02-16 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/41043
2486 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2487 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2489 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2491 2010-02-16 Ira Rosen <irar@il.ibm.com>
2493 PR tree-optimization/43074
2494 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2495 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2496 vectorizable cycles in hybrid SLP check.
2497 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2499 2010-02-16 Richard Guenther <rguenther@suse.de>
2501 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2502 (true_dependence): If memrefs_conflict_p computes must-alias
2503 trust it. Move TBAA check after offset-based disambiguation.
2504 (canon_true_dependence): Likewise.
2506 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2508 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2509 * doc/invoke.texi: Document it.
2510 * var-tracking.c: Include toplev.h and params.h.
2511 (vt_find_locations): Return bool indicating success. Compute
2512 hash sizes unconditionally. Check new parameter, report.
2513 (variable_tracking_main_1): Check vt_find_locations results and
2514 retry. Renamed from...
2515 (variable_tracking_main): ... this. New wrapper to preserve
2516 flag_var_tracking_assignments.
2517 * Makefile.in (var-tracking.o): Adjust dependencies.
2519 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2520 Jakub Jelinek <jakub@redhat.com>
2523 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2524 if weak_import attribute is present.
2525 * config/darwin.c (machopic_select_section): Likewise.
2527 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2529 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2530 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2531 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2532 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2534 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2536 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2539 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2540 Rewrite text to refer to the names.
2542 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2544 * config/i386/i386-builtin-types.def
2545 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2546 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2547 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2548 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2549 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2550 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2551 IX86_BUILTIN_VPERMIL2PS256.
2552 (MULTI_ARG_4_DF2_DI_I): Defined.
2553 (MULTI_ARG_4_DF2_DI_I1): Defined.
2554 (MULTI_ARG_4_SF2_SI_I): Defined.
2555 (MULTI_ARG_4_SF2_SI_I1): Defined.
2556 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2557 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2558 __builtin_ia32_vpermil2ps256.
2559 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2560 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2561 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2562 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2563 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2564 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2565 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2566 CODE_FOR_xop_vpermil2v8sf3.
2567 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2568 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2569 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2570 (_mm256_permute2_pd): New.
2571 (_mm_permute2_ps): New.
2572 (_mm256_permute2_ps): New.
2574 2010-02-15 Nick Clifton <nickc@redhat.com>
2576 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2577 boolean parameters. Use emit_jump_insn when emitting a pop
2578 instruction containing a return insn.
2579 (push): Use 'true' rather than '1' as second parameter to F.
2580 (h8300_expand_prologue): Likewise.
2581 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2582 (h8300_expand_epilogue): Likewise.
2584 2010-02-15 Richard Guenther <rguenther@suse.de>
2587 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2590 2010-02-15 Nick Clifton <nickc@redhat.com>
2592 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2595 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2597 * intl.c (fake_ngettext): New function.
2598 * intl.h (fake_ngettext): Declare.
2599 (ngettext): Define macro.
2600 * collect2.c (notice_translated): New function.
2601 (main): Use notice_translated and ngettext.
2602 * collect2.h (notice_translated): Declare.
2604 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2606 * reorg.c (delete_computation): Comment fixes.
2607 * caller-save.c (setup_save_areas): Idem.
2608 * sel-sched-dump.c (dump_lv_set): Idem.
2611 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2613 * config/s390/s390.c (s390_sched_init): New function.
2614 (TARGET_SCHED_INIT): Target hook defined.
2616 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2617 Jack Howarth <howarth@bromo.med.uc.edu>
2618 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2621 Partial revert of unintended change in fix for PR41605.
2622 * config/darwin.h: Fix typo.
2623 * config/darwin9.h: Same.
2625 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2627 * c-pch.c (pch_init): Clear v.
2629 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2632 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2633 graphite_can_represent_init for MULT_EXPR.
2635 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-sese-to-poly.c (remove_phi): New.
2640 (translate_scalar_reduction_to_array): Call remove_phi.
2642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2645 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2646 * graphite-clast-to-gimple.h (gloog): Update declaration.
2647 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2648 * graphite-poly.h (struct poly_bb): Add missing comments.
2649 (struct scop): Add poly_scop_p field.
2651 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2652 * graphite.c (graphite_transform_loops): Build the polyhedral
2653 representation for each scop before code generation.
2654 * sese.c (rename_variables_in_operand): Removed.
2655 (rename_variables_in_expr): Return the renamed expression.
2656 (rename_sese_parameters): New.
2657 * sese.h (rename_sese_parameters): Declared.
2659 2010-02-11 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/42998
2662 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2663 POINTER_PLUS_EXPR properly.
2665 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2666 Changpeng Fang <changpeng.fang@amd.com>
2669 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2670 the cost of an IV candidate when the IV is used in a test against zero.
2672 * gcc.dg/tree-ssa/ivopts-3.c: New.
2674 2010-02-11 Richard Guenther <rguenther@suse.de>
2677 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2678 pointer-vs-decl case by swapping refs. Handle some cases
2679 of pointer-vs-decl disambiguations more conservatively.
2680 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2681 to false after expanding.
2683 2010-02-11 Richard Guenther <rguenther@suse.de>
2686 * gcc.c (process_command): Handle LTO file@offset case more
2689 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2691 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2692 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2694 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2696 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2697 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2698 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2699 Optimize eq/ne comparisons when both arguments are known to be
2701 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2702 Don't mask operands unnecessarily if they are known to be already
2705 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2707 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2710 2010-02-10 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/43017
2713 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2714 for wrapping signed arithmetic.
2716 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2719 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2720 if no debug info should be emitted for it.
2722 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2724 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2725 note when flag_exceptions is set.
2727 2010-02-10 Duncan Sands <baldrick@free.fr>
2729 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2731 2010-02-10 Richard Guenther <rguenther@suse.de>
2734 * tree.c (get_unwidened): Handle constants.
2735 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2737 2010-02-10 Martin Jambor <mjambor@suse.cz>
2740 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2741 check for variable argument counts independently.
2743 2010-02-10 Christian Bruel <christian.bruel@st.com>
2746 * config/sh/sh.c (find_barrier): Increase length for non delayed
2747 conditional branches.
2749 2010-02-10 Christian Bruel <christian.bruel@st.com>
2751 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2753 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2755 * builtins.c (set_builtin_user_assembler_name): Also handle
2756 ffs if int is smaller than word.
2758 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2761 * ira-conflicts.c (get_dup): Remove.
2762 (process_reg_shuffles): Add new parameter. Use it as an
2763 additional guard for copy generation.
2764 (add_insn_allocno_copies): Rewrite.
2766 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2768 * common.opt (fsched2-use-traces): Preserved for backward
2770 * doc/invoke.texi: Remove the documentation about option
2771 -fsched2-use-traces.
2772 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2773 flag_sched2_use_traces.
2774 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2775 the backward compatibility flag section.
2777 2010-02-09 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/43008
2780 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2781 make HEAP variables initialized from global memory if they
2782 are not known builtin functions.
2783 (find_func_aliases): Adjust.
2785 2010-02-09 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/43000
2788 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2789 arithmetic manually.
2791 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2793 PR tree-optimization/42931
2794 * tree-loop-linear.c (try_interchange_loops): Don't call
2795 double_int_mul if estimated_loop_iterations failed.
2797 2010-02-08 Martin Jambor <mjambor@suse.cz>
2800 * tree-sra.c (build_accesses_from_assign): Do not mark in
2801 should_scalarize_away_bitmap if stmt has volatile ops.
2802 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2805 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2807 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2809 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2811 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2814 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2817 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2819 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2822 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2823 to unknown_dependence.
2824 (graphite_legal_transform_dr): Handle the unknown_dependence.
2825 (graphite_carried_dependence_level_k): Same.
2827 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2829 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2831 2010-02-07 Richard Guenther <rguenther@suse.de>
2834 * expr.c (get_inner_reference): Always initialize *pbitsize.
2836 2010-02-07 Richard Guenther <rguenther@suse.de>
2839 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2840 new ARRAY_REFs on variable size element or minimal index arrays.
2842 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2843 gimple_fold_indirect_ref.
2845 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2848 * arm.c (arm_override_options): Just return if the user has specified
2849 an invalid fpu name.
2851 2010-02-03 Jason Merrill <jason@redhat.com>
2854 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2855 i386_pe_maybe_record_exported_symbol.
2857 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2860 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2861 (pa_delegitimize_address): New function.
2863 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2865 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2866 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2868 2010-02-05 Richard Guenther <rguenther@suse.de>
2871 * lto-streamer-in.c (get_resolution): Deal with references
2872 to undefined functions.
2874 2010-02-05 Richard Guenther <rguenther@suse.de>
2876 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2877 (fold_const_aggregate_ref): Likewise.
2878 (ccp_fold_stmt): Substitute loads.
2879 (maybe_fold_reference): Verify types before substituting.
2881 (fold_gimple_assign): Unshare properly.
2882 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2884 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2886 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2887 for rs6000_gen_cell_microcode.
2889 2010-02-04 Richard Guenther <rguenther@suse.de>
2891 PR rtl-optimization/42952
2892 * dse.c (const_or_frame_p): Remove MEM handling.
2894 2010-02-04 Nick Clifton <nickc@redhat.com>
2896 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2897 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2898 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2899 (mn10300_asm_output_mi_thunk): New function.
2900 (mn10300_can_output_mu_thunk): New function.
2901 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2902 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2903 (FUNCTION_ARG): Delete incorrect comment.
2905 2010-02-03 Jason Merrill <jason@redhat.com>
2908 * fold-const.c (operand_equal_p): Handle erroneous types.
2910 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2912 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2914 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2916 PR rtl-optimization/42941
2917 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2920 2010-02-03 Jason Merrill <jason@redhat.com>
2923 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2925 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2928 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2929 (cselib_reset_table): Renamed from...
2930 (cselib_reset_table_with_next_value): ... this.
2931 (cselib_get_next_uid): Renamed from...
2932 (cselib_get_next_unknown_value): ... this.
2933 * cselib.c (next_uid): Renamed from...
2934 (next_unknown_value): ... this.
2935 (cselib_clear_table): Adjust.
2936 (cselib_reset_table): Adjust. Renamed from...
2937 (cselib_reset_table_with_next_value): ... this.
2938 (cselib_get_next_uid): Adjust. Renamed from...
2939 (cselib_get_next_unknown_value): ... this.
2940 (get_value_hash): Use hash.
2941 (cselib_hash_rtx): Likewise.
2942 (new_cselib_val): Adjust. Set and dump uid.
2943 (cselib_lookup_mem): Pass next_uid as hash.
2944 (cselib_subst_to_values): Likewise.
2945 (cselib_log_lookup): Dump uid.
2946 (cselib_lookup): Pass next_uid as hash. Adjust.
2947 (cselib_process_insn): Adjust.
2948 (cselib_init): Initialize next_uid.
2949 (cselib_finish): Adjust.
2950 (dump_cselib_table): Likewise.
2951 * dse.c (canon_address): Dump value uid.
2952 * print-rtl.c (print_rtx): Print value uid.
2953 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2955 (dv_uid): New function, sort of renamed from...
2956 (dv_htab_hash): ... this, reimplemented in terms of it and...
2957 (dv_uid2hash): ... this. New.
2958 (variable_htab_eq): Drop excess assertions.
2959 (tie_break_pointers): Removed.
2960 (canon_value_cmp): Compare uids.
2961 (variable_post_merge_New_vals): Print uids.
2962 (vt_add_function_parameters): Adjust.
2963 (vt_initialize): Reset table. Adjust.
2965 2010-02-03 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/42944
2968 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2969 (call_may_clobber_ref_p_1): Likewise. Properly handle
2970 malloc and calloc clobbering errno.
2972 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2974 * doc/invoke.texi: Fix name of sched1 dump.
2976 * opts.c (decode_options): Set flag_tree_switch_conversion
2977 only conditionally on optimize >= 2.
2979 * gcse.c: Assorted comment fixes in pass description.
2981 2010-02-03 Anthony Green <green@moxielogic.com>
2983 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2984 nop padding in order to maintain alignment of storage location of
2985 target function address.
2986 (moxie_trampoline_init): Store target function address at newly
2988 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2990 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2992 2010-02-03 Richard Guenther <rguenther@suse.de>
2995 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2997 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2999 * config.gcc: Reenable check for obsolete targets.
3000 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3001 mips-sgi-irix6.[0-4]*.
3003 2010-02-02 Nick Clifton <nickc@redhat.com>
3005 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3006 constant size of 4 as being the same as 0.
3007 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3008 can take values in the range 0..4.
3010 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3013 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3014 as _darwin10_Unwind_FindEnclosingFunction().
3015 * libgcc-libsystem.ver: New.
3017 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3020 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3021 implicitly set registers.
3023 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3025 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3026 (arm_override_options): Allow automatic selection of the thread
3027 pointer register if thumb2.
3028 (legitimize_pic_address): Improve code sequences for Thumb2.
3029 (arm_call_tls_get_addr): Likewise.
3030 (legitimize_tls_address): Likewise.
3031 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3032 (pic_load_addr_32bit): ... this. New named pattern.
3033 * thumb2.md (pic_load_addr_thumb2): Delete.
3034 (pic_load_dot_plus_four): Delete.
3035 (tls_load_dot_plus_four): New named pattern.
3037 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3041 Document fix for TLS bug.
3043 2010-01-31 Richard Guenther <rguenther@suse.de>
3045 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3046 conservatively correct.
3048 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3052 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3054 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3056 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3058 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3060 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3062 * config.gcc: Adjust order of makefile fragments for mingw targets.
3064 2010-01-31 Richard Guenther <rguenther@suse.de>
3067 * gimplify.c (gimplify_init_constructor): For volatile LHS
3068 initialize a temporary.
3070 2010-01-31 Matthias Klose <doko@ubuntu.com>
3072 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3074 * configure: Regenerate.
3076 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3078 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3079 the same alias set and their sizes different constantness.
3080 (aliasing_component_refs_p): Revert 2009-10-24 change.
3082 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3084 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3087 2010-01-29 Richard Guenther <rguenther@suse.de>
3089 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3090 Assert we successfully updated the call.
3092 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3094 PR rtl-optimization/42889
3095 * df.h (df_set_bb_dirty_nonlr): New prototype.
3096 * df-core.c (df_set_bb_dirty_nonlr): New function.
3097 * df-scan.c (df_insn_rescan): Call it instead of
3098 df_set_bb_dirty for DEBUG_INSNs.
3100 2010-01-29 Richard Guenther <rguenther@suse.de>
3103 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3104 quadratic behavior in most cases.
3106 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3109 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3110 in the call to gen_x86_movsicc_0_m1.
3112 2010-01-28 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/42871
3115 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3117 2010-01-28 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3120 into call arguments.
3122 2010-01-28 Richard Guenther <rguenther@suse.de>
3125 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3126 the forwarder if the destination is an EH landing pad.
3128 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3130 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3131 block list passed to gimple_duplicate_sese_tail.
3132 (parallelize_loops): Avoid parallelization when the function
3134 Avoid parallelization when the preheader is IRREDUCIBLE.
3135 Try to optimize when estimated_loop_iterations_int is unresolved.
3136 Add the loop's location to the dump file.
3137 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3138 (gimple_duplicate_sese_tail): Remove the check for the latch.
3139 Redirect nexits to the exit block.
3140 Remove handling of the incoming edges to the latch.
3141 Redirect the backedge from the copied latch to the exit bb.
3143 2010-01-28 Michael Matz <matz@suse.de>
3146 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3147 Wrap force_reg into a sequence, emit it before user.
3149 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3151 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3153 (arm_legacy_rev): Likewise.
3154 (thumb_legacy_rev): Likewise.
3156 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3158 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3159 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3160 on MEM's address failed, try avoid_constant_pool_reference and
3161 recurse if it returned something different.
3162 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3163 address, try avoid_constant_pool_reference and recurse if it
3164 returned something different.
3165 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3166 address and avoid_constant_pool_reference returned something
3167 different, don't set have_address.
3169 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3172 * var-tracking.c (val_store): Add modified argument, obey it.
3174 (count_uses): Move down logging of main.
3175 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3176 don't need resolution.
3177 (emit_notes_in_bb): Likewise.
3179 2010-01-27 Richard Guenther <rguenther@suse.de>
3182 * tree-inline.c (remap_decl): Delay remapping of SSA name
3183 default definitions until we need them.
3185 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3187 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3188 (rs6000_delegitimize_address): New function.
3190 * config/s390/s390.c (s390_delegitimize_address): Call
3191 delegitimize_mem_from_attrs.
3194 * tree-inline.c (cannot_copy_type_1): Removed.
3195 (copy_forbidden): Don't forbid copying of functions containing
3196 records/unions with variable length fields.
3198 2010-01-27 Christian Bruel <christian.bruel@st.com>
3202 * config/sh/sh.c (find_barrier): Increase length for non delayed
3203 conditional branches.
3205 2010-01-27 Matthias Klose <doko@ubuntu.com>
3207 * configure.ac (gnu-unique-object): Fix ldd version check.
3208 * configure: Regenerate.
3210 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3212 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3214 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3215 Test for HAVE_GNU_AS value.
3217 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3219 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3220 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3221 INT64_TYPE): Define.
3222 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3223 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3224 INT_LEAST64_TYPE): Define.
3225 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3226 UINT_LEAST64_TYPE): Define.
3227 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3228 INT_FAST64_TYPE): Define.
3229 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3230 UINT_FAST64_TYPE): Define.
3231 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3232 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3233 (SIG_ATOMIC_TYPE): Define.
3235 2010-01-26 Richard Guenther <rguenther@suse.de>
3237 * df-scan.c (df_scan_set_bb_info): Remove assert.
3238 (df_insn_rescan_debug_internal): Merge asserts.
3239 (df_install_ref): Likewise.
3240 (df_mark_reg): Use bitmap_set_range.
3241 (df_hard_reg_used_p): Remove assert.
3242 (df_hard_reg_used_count): Likewise.
3244 2010-01-26 Richard Guenther <rguenther@suse.de>
3246 PR rtl-optimization/42685
3247 * web.c (web_main): Ignore DEBUG_INSNs.
3249 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3251 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3253 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3254 Fix types of fndecl and arglist parameters.
3256 2010-01-26 Richard Guenther <rguenther@suse.de>
3259 * tree-eh.c (unsplit_eh): Skip debug insns.
3261 2010-01-26 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/42250
3264 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3266 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3269 * omp-low.c (expand_omp_sections): Only use single_pred if
3270 l2_bb is single_pred_p.
3272 2010-01-25 Christian Bruel <christian.bruel@st.com>
3275 * config/sh/sh.c (find_barrier): Increase length for non delayed
3276 conditional branches.
3277 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3279 2010-01-24 David S. Miller <davem@davemloft.net>
3281 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3282 define if not using GAS.
3283 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3284 Likewise. Delete SECTION_MERGE code, which is only applicable
3287 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3290 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3291 mangling of va_list in system headers.
3293 2010-01-23 Toon Moene <toon@moene.org>
3295 * tree-predcom.c (combine_chains): Return NULL, not false.
3297 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3299 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3300 initialization of variable res to agree with return type.
3302 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3304 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3305 * tree-sra.c: Add include of expr.h.
3307 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3309 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3310 insert the debug stmt on the single non-EH edge from the stmt.
3312 2010-01-22 Richard Henderson <rth@redhat.com>
3315 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3316 the RHS until after generate_subtree_copies has insertted its
3317 code before the current statement.
3319 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3321 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3323 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3325 2010-01-21 Martin Jambor <mjambor@suse.cz>
3327 PR tree-optimization/42585
3328 * tree-sra.c (struct access): New field grp_total_scalarization.
3329 (dump_access): Dump the new field.
3330 (should_scalarize_away_bitmap): New variable.
3331 (cannot_scalarize_away_bitmap): Likewise.
3332 (sra_initialize): Allocate new bitmaps.
3333 (sra_deinitialize): Free new bitmaps.
3334 (create_access_1): New function.
3335 (create_access): Parts moved to create_access_1.
3336 (type_consists_of_records_p): New function.
3337 (completely_scalarize_record): Likewise.
3338 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3339 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3340 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3342 (analyze_all_variable_accesses): Completely scalarize small eligible
3345 2010-01-21 Martin Jambor <mjambor@suse.cz>
3347 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3349 2010-01-21 Andrew Haley <aph@redhat.com>
3351 * gcc.c (process_command): Move lang_specific_driver before
3352 setting cc_libexec_prefix.
3354 2010-01-21 Richard Guenther <rguenther@suse.de>
3357 * fold-const.c (negate_expr_p): Pretend only negative
3358 real constants are easily negatable.
3360 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3361 Jason Merrill <jason@redhat.com>
3363 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3364 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3365 * calls.c (initialize argument_information): Handle it.
3366 * c-common.c (handle_transparent_union_attribute): Use new name.
3367 * c-decl.c (finish_struct): Ditto.
3368 * c-typeck.c (type_lists_compatible_p): Ditto.
3369 (convert_for_assignment): Use new name and also handle record.
3370 * function.c (aggregate_value_p): Handle it.
3371 (pass_by_reference): Ditto.
3372 (assign_parm_data_types): Ditto.
3373 * print-tree.c (print_node): Ditto.
3374 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3375 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3376 * tree.c (first_field): New fn.
3378 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3381 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3382 even when linking statically, for now.
3384 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3387 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3388 without a cselib val.
3389 (count_uses): Accept MO_VAL_SET with no val on stores.
3390 (add_stores): Likewise.
3392 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3394 * var-tracking.c (check_value_val): Add a compile time assertion.
3395 (dv_is_decl_p): Simplify.
3396 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3397 gcc_assert if ENABLE_CHECKING.
3399 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3402 * var-tracking.c: Include tree-flow.h.
3403 (mem_dies_at_call): New.
3404 (dataflow_set_preserve_mem_locs): Use it.
3405 (dataflow_set_remove_mem_locs): Likewise.
3406 (dump_var): Renamed from dump_variable. Adjust all callers.
3407 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3408 * Makefile.in (var-tracking.o): Adjust deps.
3410 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3412 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3414 2010-01-20 Richard Guenther <rguenther@suse.de>
3416 PR tree-optimization/42717
3417 * tree-ssa-dce.c (get_live_post_dom): Remove.
3418 (forward_edge_to_pdom): Take an arbitrary edge to copy
3419 degenerate PHI args from.
3420 (remove_dead_stmt): Use the first post-dominator even if it
3421 does not contain live statements as redirection destination.
3423 2010-01-20 Richard Guenther <rguenther@suse.de>
3425 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3427 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3429 * sel-sched.c (create_speculation_check): Remove set but not used
3431 (try_transformation_cache): Remove set but not used variable ds.
3432 (calculate_privileged_insns): Remove set but not used variables
3433 cur_insn and min_spec_insn.
3434 (find_best_expr): Remove set but not used variable avail_n.
3435 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3437 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3439 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3440 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3443 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3446 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3447 cpu types. Add support for *-sse3 cpu types.
3448 (x86_64-*-*): Ditto.
3450 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3453 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3454 argument, call initializer_constant_valid_p_1 instead of
3455 initializer_constant_valid_p, pass CACHE to it, return NULL
3456 immediately if first call returns NULL.
3457 (initializer_constant_valid_p_1): New function.
3458 (initializer_constant_valid_p): Use it.
3460 2010-01-20 Thomas Quinot <quinot@adacore.com>
3462 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3464 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3466 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3467 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3468 (loc_list_from_tree): Don't handle unsigned division. Handle
3469 signed modulo using DW_OP_{over,over,div,mul,minus}.
3470 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3471 modulo instead of signed.
3473 2010-01-20 DJ Delorie <dj@redhat.com>
3475 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3477 (h8300_emit_stack_adjustment): Propogate it.
3479 (h8300_expand_prologue): Likewise.
3480 (h8300_expand_epilogue): Likewise.
3482 2010-01-19 Michael Matz <matz@suse.de>
3484 PR tree-optimization/41783
3485 * tree-data-ref.c (toplevel): Include flags.h.
3486 (dump_data_dependence_relation): Also dump the inputs if the
3487 result will be unknown.
3488 (split_constant_offset_1): Look through some conversions.
3489 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3490 the offset from last element is too large.
3491 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3492 (reassociate_to_the_same_stmt): Handle vector registers.
3493 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3495 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3496 wide_prolog_niters argument, emit widening instructions.
3497 (vect_do_peeling_for_alignment): Adjust caller, use widened
3498 variant of the iteration cound.
3499 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3501 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3504 * config/arm/neon-testgen.m (emit_automatics): New parameter
3505 features. Adjust for Fixed_return_reg feature.
3506 (test_intrinsic): Call emit_automatics with new feature.
3507 * config/arm/neon.ml: Update copyright years.
3508 (features): New Fixed_return_reg feature.
3509 (ops): Update feature for Vget_low.
3511 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3513 PR tree-optimization/42719
3514 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3518 * fwprop.c (all_uses_available_at): Return false if def_set dest
3519 is a REG that is used in def_insn.
3521 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3523 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3525 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3528 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3530 * target.h (struct gcc_target) <secondary_reload>: Change type
3531 of last argument to secondary_reload_info *.
3533 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3536 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3537 memory references with unaligned offsets. Remove CQImode handling.
3538 (unaligned_memory_operand): Return 1 for memory references with
3539 unaligned offsets. Remove CQImode handling.
3541 2010-01-18 Richard Guenther <rguenther@suse.de>
3544 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3547 2010-01-18 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/42781
3550 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3551 restrict processing only if the original variable was artificial.
3553 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3555 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3556 find number of popped argument bytes.
3558 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3559 Fix the text that describes the return value for invalid insns.
3561 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3563 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3564 Clarify what 'cost of the -dependence' is. Fix quoting.
3566 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3567 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3569 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3571 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3572 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3574 2010-01-17 Richard Guenther <rguenther@suse.de>
3577 * function.c (split_complex_args): Take a VEC to modify.
3578 (assign_parms_augmented_arg_list): Build a VEC instead of
3579 a chain of PARM_DECLs.
3580 (assign_parms_unsplit_complex): Take a VEC of arguments.
3581 Do not fixup unmodified parms.
3582 (assign_parms): Deal with the VEC.
3583 (gimplify_parameters): Likewise.
3585 2010-01-17 Richard Guenther <rguenther@suse.de>
3587 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3588 node existence check.
3589 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3590 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3591 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3592 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3593 (gimple_execute_on_growing_pred): Likewise.
3595 2010-01-17 Richard Guenther <rguenther@suse.de>
3597 PR tree-optimization/42773
3598 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3599 (compute_antic_aux): Likewise.
3600 (compute_partial_antic_aux): Likewise.
3602 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3605 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3608 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3610 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3613 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3614 Fix markup for strict argument.
3616 (TARGET_SCHED_REORDER2): Fix argument types.
3618 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3619 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3621 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3622 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3624 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3627 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3628 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3629 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3630 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3631 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3633 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3635 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3637 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3638 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3640 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3642 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3645 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3647 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3648 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3650 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3652 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3654 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3655 referring to it. Fix language.
3657 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3659 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3661 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3663 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3665 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3666 '@var{stream}. Remove stray 'and'.
3668 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3670 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3672 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3674 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3675 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3677 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3678 Fix description of return value.
3679 Rename argument "sz" to "len."
3681 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3682 Clarify meaning of 'true' return value.
3684 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3686 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3687 rep_mode versus mode_rep.
3689 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3691 (TARGET_BUILTIN_DECL): Fix name.
3693 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3695 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3697 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3699 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3701 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3703 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3706 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3707 Rename argument tm_fn to md_fn.
3709 (TARGET_OPTION_PRINT): Fix argument list.
3711 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3714 * config/i386/i386.c (ix86_fixup_binary_operands):
3715 Revert FMA4 fixup of operands.
3717 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3720 * Makefile.in (write_entries_to_file, install-plugin):
3721 Use \012 instead of \n with tr.
3723 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3725 * configure.ac (HAVE_AS_REF): New C macro.
3726 * configure: Regenerate.
3727 * config.in: Likewise.
3728 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3730 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3733 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3735 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3737 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3739 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3741 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3743 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3745 (TARGET_BINDS_LOCAL_P): Fix argument type.
3747 (TARGET_ASM_FILE_END): Use prototype.
3749 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3751 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3753 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3755 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3757 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3758 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3760 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3761 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3763 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3764 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3765 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3766 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3768 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3770 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3772 (TARGET_INIT_BUILTINS): Use prototype.
3774 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3775 Put 'const char *' in braces. Fix parameter types.
3776 (TARGET_INVALID_CONVERSION): Fix parameter types.
3777 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3778 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3780 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3783 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3785 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3787 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3789 * doc/tm.texi (TARGET_HELP): Fix return type.
3791 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3792 in braces. Fix argument types.
3794 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3796 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3798 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3800 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3801 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3803 (TARGET_MANGLE_TYPE): Fix argument types.
3805 (TARGET_IRA_COVER_CLASSES): Use prototype.
3807 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3809 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3811 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3813 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3815 (TARGET_CALLEE_COPIES): Fix argument types.
3817 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3819 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3821 (TARGET_FUNCTION_VALUE): Fix argument types.
3823 (TARGET_RETURN_IN_MSB): Fix argument type.
3825 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3827 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3829 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3831 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3832 agree with return type.
3834 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3836 2010-01-15 Jing Yu <jingyu@google.com>
3838 PR rtl-optimization/42691
3839 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3840 a pseudo to a constant and are merged, and adjust comments.
3842 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3844 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3846 2010-01-15 Richard Guenther <rguenther@suse.de>
3849 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3850 labels of computed or non-local gotos to the destination.
3851 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3852 landing pad label is the first label.
3854 2010-01-15 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3858 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3861 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3862 to allow generation of the xssqrtdp instruction on power7.
3863 (sqrtdf2_fpr): Ditto.
3865 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3868 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3869 functions with noreturn attribute.
3872 * varasm.c (declare_weak): Add weak attribute to decl if it
3873 doesn't have one already.
3874 (assemble_external): Only add decls to weak_decls if they also
3875 have weak attribute.
3877 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3879 * var-tracking.c (var_reg_delete): Don't delete the association
3880 between REGs and values or one-part variables if the register
3883 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3886 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3887 because its first operand is a non-localized variable.
3889 2010-01-14 Martin Jambor <mjambor@suse.cz>
3891 PR tree-optimization/42706
3892 * tree-sra.c (encountered_recursive_call): New variable.
3893 (encountered_unchangable_recursive_call): Likewise.
3894 (sra_initialize): Initialize both new variables.
3895 (callsite_has_enough_arguments_p): New function.
3896 (scan_function): Call decl and flags check only for IPA-SRA, check
3897 whether there is a recursive call and whether it has enough arguments.
3898 (all_callers_have_enough_arguments_p): New function.
3899 (convert_callers): Look for recursive calls only when
3900 encountered_recursive_call is set.
3901 (ipa_early_sra): Bail out either if
3902 !all_callers_have_enough_arguments_p or
3903 encountered_unchangable_recursive_call.
3905 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3907 * sel-sched.c: Add 2010 to copyright years.
3908 * sel-sched-ir.c: Likewise.
3909 * sel-sched-ir.h: Likewise.
3911 2010-01-14 Martin Jambor <mjambor@suse.cz>
3913 PR tree-optimization/42714
3914 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3915 constructors specially.
3917 2010-01-14 Andi Kleen <ak@linux.intel.com>
3919 * config/i386/drivers-i386.c (detect_caches_intel):
3920 Add l2sizekb parameter and fill in.
3921 (host_detect_local_cpu): Add l2sizekb, fill in.
3922 Add Atom small cache heuristic.
3924 2010-01-14 Andi Kleen <ak@linux.intel.com>
3926 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3927 Add level3 parameter and fill in.
3928 (detect_caches_intel): Handle level3 cache.
3930 2010-01-14 Andi Kleen <ak@linux.intel.com>
3932 * config/i386/drivers-i386.c (host_detect_local_cpu):
3933 Fix core duo detection.
3935 2010-01-14 Andi Kleen <ak@linux.intel.com>
3937 * config/i386/drivers-i386.c (host_detect_local_cpu):
3940 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3942 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3943 (rs6000_variable_issue_1): this. Use...
3944 (rs6000_variable_issue): here. Reimplement. Print debug info.
3946 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3948 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3949 sel_restore_notes. Update all callers. Call reemit_notes
3952 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3954 PR rtl-optimization/42246
3955 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3958 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3960 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3961 all successors is the same as number of successors in current region.
3963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3965 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3966 to rename is not separable. Otherwise check that its LHS is not NULL.
3968 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3970 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3974 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3975 available registers when failed to discover LHS register class.
3976 Fix indentation. Update comment.
3978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3979 Alexander Monakov <amonakov@ispras.ru>
3981 PR rtl-optimization/42389
3982 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3984 (advance_state_on_fence): Likewise.
3985 (sel_target_adjust_priority): Print debug output only when
3986 sched_verbose >= 4, not 2.
3987 (get_expr_cost): Do not issue all unique insns on the next cycle.
3988 (fill_insns): Initialize can_issue_more from the value saved
3990 * sel-sched-ir.c (flist_add): New parameter issue_more.
3991 Init FENCE_ISSUE_MORE with it.
3992 (merge_fences): Likewise.
3993 (init_fences): Update call to flist_add.
3994 (add_to_fences, add_clean_fence_to_fences)
3995 (add_dirty_fence_to_fences): Likewise.
3996 (move_fence_to_fences): Update call to merge_fences.
3997 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3999 * sel-sched-ir.h (struct _fence): New field issue_more.
4000 (FENCE_ISSUE_MORE): New accessor macro.
4002 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4004 PR rtl-optimization/42388
4005 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4006 that have no predecessors nor successors. Do not call move_bb_info
4007 for empty blocks outside of current region.
4009 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4011 PR rtl-optimization/42294
4012 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4013 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4014 originators' originators.
4016 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4018 PR rtl-optimization/39453
4019 PR rtl-optimization/42246
4020 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4022 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4024 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4025 Alexander Monakov <amonakov@ispras.ru>
4028 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4029 (maybe_tidy_empty_bb): ... here. Make static. Add new
4030 argument. Update all callers.
4031 (tidy_control_flow): ... and here. Recompute topological order
4032 of basic blocks in region if necessary.
4033 (sel_redirect_edge_and_branch): Change return type. Return true
4034 if topological order might have been invalidated.
4035 (purge_empty_blocks): Export and move from...
4036 * sel-sched.c (purge_empty_blocks): ... here.
4037 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4038 (maybe_tidy_empty_bb): Delete prototype.
4039 (purge_empty_blocks): Declare.
4041 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4043 PR rtl-optimization/42249
4044 * sel-sched.c (try_replace_dest_reg): When chosen register
4045 and original register is the same, do not bail out early, but
4046 still check all original insns for validity of replacing destination
4047 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4050 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4053 Port from no-undefined-overflow branch:
4054 2009-03-09 Richard Guenther <rguenther@suse.de>
4056 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4058 2010-01-14 Richard Guenther <rguenther@suse.de>
4061 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4063 2010-01-14 Ira Rosen <irar@il.ibm.com>
4065 PR tree-optimization/42709
4066 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4067 as scalar type in creation of constant vector operand.
4069 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4072 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4073 (check-parallel-%): Match `testsuite' directory component only
4076 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4078 PR translation/39521
4079 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4082 2010-01-13 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/42730
4085 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4088 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4091 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4092 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4095 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4097 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4098 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4099 ___umulsi3_highpart.
4101 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4102 rather than schedule_insns if the pass is enabled.
4104 2010-01-13 Martin Jambor <mjambor@suse.cz>
4106 PR tree-optimization/42704
4107 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4110 2010-01-13 Martin Jambor <mjambor@suse.cz>
4112 PR tree-optimization/42703
4113 * tree-sra.c (analyze_access_subtree): Check that we can build a
4114 reference to the original data within the aggregate.
4116 2010-01-13 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/42705
4119 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4121 2010-01-13 Richard Guenther <rguenther@suse.de>
4124 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4126 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4129 * var-tracking.c (values_to_unmark): New variable.
4130 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4131 values_to_unmark vector. Moved body to...
4132 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4133 instead queue it into values_to_unmark vector.
4134 (vt_find_locations): Free values_to_unmark vector.
4136 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4138 * config/s390/s390.c (override_options): Set
4139 default of max-pending-list-length to 256
4141 2010-01-13 Richard Guenther <rguenther@suse.de>
4144 * tree-pass.h (PROP_gimple_lcx): New.
4145 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4146 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4147 before the final cleanup_eh.
4148 (dump_properties): Dump PROP_gimple_lcx.
4149 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4150 (tree_lower_complex_O0): Remove.
4151 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4152 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4153 tree_lower_complex, schedule TODO_update_ssa.
4154 * lto-streamer-out.c (output_function): Stream the functions
4156 * lto-streamer-in.c (input_function): Likewise.
4157 (lto_read_body): Do not override them here.
4159 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4162 * c-typeck.c (build_c_cast): Fold value cast to union type before
4163 wrapping it in a CONSTRUCTOR.
4165 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4167 PR rtl-optimization/42699
4168 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4171 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4173 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4174 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4175 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4176 SUBTARGET_WARN_UNUSED_SPEC): ... here
4177 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4179 2010-01-12 Julian Brown <julian@codesourcery.com>
4181 * config/arm/neon-schedgen.ml (Utils): Don't try to
4182 open missing module.
4183 (find_with_result): New.
4185 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4188 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4189 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4191 PR tree-optimization/42645
4192 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4193 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4194 decl_map, set processing_debug_stmt to -1 and return name without
4197 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4199 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4200 binutils version, and reword target configuration description.
4202 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4204 * config/avr/avr.h (LINKER_NAME): Remove.
4206 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4209 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4210 that support VSX, warn for -mno-altivec if vsx is not disabled,
4213 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4214 Shujing Zhao <pearly.zhao@oracle.com>
4216 PR translation/42469
4217 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4218 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4219 character between option name and help text.
4220 * c.opt (imultilib): Likewise.
4222 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4224 * lto-streamer-out.c (output_unreferenced_globals): Output static
4227 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4229 PR rtl-optimization/42621
4230 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4231 optimizing for size.
4232 (duplicate_computed_gotos): Remove now-redundant check.
4234 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4237 * configure.ac: Save and restore LDFLAGS and LIBS
4238 * configure: Regenerate.
4240 2010-01-10 Richard Guenther <rguenther@suse.de>
4243 * builtins.c (fold_builtin_strlen): Add type argument and
4244 convert the resulting length to it.
4245 (fold_builtin_1): Adjust.
4247 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4249 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4250 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4252 (num_insns_constant_wide): Adjust for that change.
4254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4257 * web.c (union_defs): Add used argument, to combine uses of
4259 (entry_register): Adjust type and tests of used argument.
4260 (web_main): Widen used for new use. Pass it to union_defs.
4261 * df.h (union_defs): Adjust prototype.
4263 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4266 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4267 uses in new incoming argument. Free body.
4268 (reset_debug_uses_in_loop): New.
4269 (analyze_insn_to_expand_var): Call the latter if the former found
4270 anything. Fix whitespace. Reject invalid dest overlaps before
4271 going through all insns in the loop.
4273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4276 * haifa-sched.c (dying_use_p): Debug insns don't count.
4278 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4281 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4282 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4283 (verify_gimple_call): Reject LHS in noreturn calls.
4285 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4289 * tree-vect-loop-manip.c (adjust_info): New type.
4290 (adjust_vec): New pointer to vector.
4291 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4292 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4293 (slpeel_update_phis_for_duplicate_loop): Use them.
4294 (slpeel_update_phi_nodes_for_guard1): Likewise.
4295 (slpeel_update_phi_nodes_for_guard2): Likewise.
4296 (slpeel_tree_peel_loop_to_edge): Likewise.
4297 (vect_update_ivs_after_vectorizer): Likewise.
4299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4301 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4302 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4306 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4307 bogus uninitialized warning.
4309 2010-01-09 Richard Guenther <rguenther@suse.de>
4312 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4313 the evolution is compatible with the initial condition.
4315 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4317 * gcc.c (process_command): Update copyright notice dates.
4318 * gcov.c (print_version): Likewise.
4319 * gcov-dump.c (print_version): Likewise.
4320 * mips-tfile.c (main): Likewise.
4321 * mips-tdump.c (main): Likewise.
4323 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4326 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4328 (rotlhi3_8): Delete.
4330 (rotlsi3_8): Delete.
4331 (rotlsi3_16): Delete.
4332 (rotlsi3_24): Delete.
4334 (*rotw<mode>3): New.
4335 (*rotb<mode>3): New.
4336 * config/avr/avr.c (avr_rotate_bytes): New function.
4337 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4339 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4342 * configure.ac: Modify -rdynamic check.
4343 * configure: Regenerate.
4345 2010-01-08 DJ Delorie <dj@redhat.com>
4347 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4348 register popping order.
4350 2010-01-08 Richard Guenther <rguenther@suse.de>
4353 * c.opt (fsigned-char): Also let LTO handle this option.
4354 (funsigned-char): Likewise.
4356 2010-01-07 Richard Guenther <rguenther@suse.de>
4358 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4359 (gimple_op): Likewise.
4360 (gimple_op_ptr): Likewise.
4361 (gimple_assign_set_lhs): Remove gcc_assert.
4362 (gimple_assign_set_rhs1): Likewise.
4363 (gimple_assign_set_rhs2): Likewise.
4364 (gimple_call_set_lhs): Likewise.
4365 (gimple_call_set_fn): Likewise.
4366 (gimple_call_set_fndecl): Likewise.
4367 (gimple_call_fndecl): Likewise.
4368 (gimple_call_return_type): Likewise.
4369 (gimple_call_set_chain): Likewise.
4370 (gimple_call_num_args): Likewise.
4371 (gimple_call_set_arg): Likewise.
4372 (gimple_cond_set_code): Likewise.
4373 (gimple_cond_set_lhs): Likewise.
4374 (gimple_cond_set_rhs): Likewise.
4375 (gimple_cond_set_true_label): Likewise.
4376 (gimple_cond_set_false_label): Likewise.
4377 (gimple_label_set_label): Likewise.
4378 (gimple_goto_set_dest): Likewise.
4379 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4380 (gimple_debug_bind_get_value): Likewise.
4381 (gimple_debug_bind_get_value_ptr): Likewise.
4382 (gimple_debug_bind_set_var): Likewise.
4383 (gimple_debug_bind_set_value): Likewise.
4384 (gimple_debug_bind_reset_value): Likewise.
4385 (gimple_debug_bind_has_value_p): Likewise.
4386 (gimple_return_retval_ptr): Remove gcc_assert.
4387 (gimple_return_retval): Likewise.
4388 (gimple_return_set_retval): Likewise.
4389 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4390 (safe_referenced_var_iterator): Remove.
4391 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4392 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4393 (fill_referenced_var_vec): Remove.
4394 (first_readonly_imm_use): Remove redundant gcc_assert.
4395 (phi_arg_index_from_use): Combine gcc_asserts.
4396 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4397 (first_imm_use_stmt): Remove redundant gcc_assert.
4398 * tree-cfg.c (verify_gimple_call): Verify function and chain
4399 operands. Verify arguments.
4400 (verify_types_in_gimple_stmt): Verify condition code and labels.
4402 2010-01-07 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/42641
4405 * sese.c (rename_map_elt_info): Use the SSA name version, do
4408 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4410 PR tree-optimization/42625
4411 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4412 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4414 2010-01-07 Duncan Sands <baldrick@free.fr>
4416 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4418 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4421 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4422 note itself is not function_invariant_p.
4424 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4426 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4427 Do not add the DF_NOTE problem.
4428 * store-motion.c (execute_rtl_store_motion): Likewise.
4430 2010-01-07 Martin Jambor <mjambor@suse.cz>
4432 PR tree-optimization/42157
4433 * tree-sra.c (compare_access_positions): Stabilize sort if both
4434 accesses have integer types, return zero immediately if they are the
4437 2010-01-06 Richard Henderson <rth@redhat.com>
4440 * haifa-sched.c (add_to_note_list): Merge into ...
4441 (concat_note_lists): ... here, and ...
4442 (unlink_other_notes, rm_other_notes): Merge into...
4443 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4444 NOTE_INSN_EPILOGUE_BEG.
4446 2010-01-06 Richard Guenther <rguenther@suse.de>
4448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4449 not inline regular functions into always-inline functions.
4451 2010-01-06 Nick Clifton <nickc@redhat.com>
4453 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4454 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4456 (OVERRIDE_OPTIONS): Delete.
4457 (OPTIMIZATION_OPTIONS): Define.
4458 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4459 * config/rx/rx.c (rx_handle_option): Issue an error message if
4460 -mcpu=rx200 and -fpu are used together.
4461 (rx_set_optimization_options): New function. Issue an error
4462 message if an optimization attribute attempts to reset the FPU/
4463 math optimization pairing.
4464 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4465 * config/rx/rx.opt: Set the default to 32-bit doubles.
4466 * config/rx/t-rx: Add multilibs for -nofpu option.
4467 * doc/invoke.texi: Update documentation of RX options.
4469 2010-01-06 Richard Guenther <rguenther@suse.de>
4471 * tree-ssa-pre.c (name_to_id): New global.
4472 (alloc_expression_id): Simplify SSA name handling.
4473 (lookup_expression_id): Likewise.
4474 (init_pre): Zero name_to_id.
4475 (fini_pre): Free it.
4477 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4479 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4481 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4484 * config/i386/sse.md (smaxv2di3): New.
4485 (umaxv2di3): Likewise.
4486 (sminv2di3): Likewise.
4487 (uminv2di3): Likewise.
4489 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4492 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4493 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4494 (legitimize_tls_address): Likewise.
4495 (sparc_tls_referenced_p): Likewise.
4496 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4497 and adjust calls to legitimize_pic_address.
4498 (legitimate_constant_p) Use sparc_tls_referenced_p.
4499 (legitimate_pic_operand_p): Likewise.
4500 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4501 (sparc_tls_symbol_ref_1): Delete.
4502 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4503 (legitimize_tls_address): Make static, handle CONST patterns.
4504 (legitimize_pic_address): Make static, remove unused parameter and
4505 adjust recursive calls.
4506 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4507 and adjust call to legitimize_pic_address.
4508 (sparc_output_mi_thunk): Likewise.
4510 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4511 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4515 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4516 operands to make them signed.
4519 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4523 GTU to GT for V4SI and V2DI.
4525 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4526 (umin<mode>3): Removed.
4528 (uminv4si3): Likewise.
4530 2010-01-05 Martin Jambor <mjambor@suse.cz>
4532 PR tree-optimization/42462
4533 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4534 current_function_decl to helper functions and macros.
4536 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4539 * flags.h: Don't include real.h.
4540 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4541 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4542 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4543 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4544 * dominance.c: Update copyright.
4545 * gimple.c (walk_gimple_op): Remove inline.
4546 * tree-ssa-reassoc.c: Include real.h.
4547 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4548 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4550 2010-01-05 Nick Clifton <nickc@redhat.com>
4552 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4553 register to push into the stack frame when the accumulator has to
4554 be saved during interrupts.
4556 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4558 * doc/invoke.texi: Remove the documentation about option
4560 * common.opt (Wunreachable-code): Preserved for backward
4562 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4563 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4564 the backward compatibility flag section.
4566 2010-01-05 Richard Guenther <rguenther@suse.de>
4568 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4570 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4573 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4575 PR tree-optimization/42508
4576 * tree-sra.c (convert_callers): Check for recursive call
4577 by comparing cgraph nodes instead of decls.
4578 (modify_function): Call ipa_modify_formal_parameters also
4579 on all same_body aliases.
4581 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4582 cgraph nodes when checking for same_body aliases.
4584 2010-01-05 Richard Guenther <rguenther@suse.de>
4586 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4587 allocation and lookup.
4588 (get_or_alloc_expr_for_constant): Likewise.
4589 (phi_translate): Sink allocation.
4591 2010-01-04 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4594 a new entry only if needed.
4595 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4596 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4598 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4600 (phi_translate): Handle CONSTANTs early.
4602 2010-01-04 Martin Jambor <mjambor@suse.cz>
4604 PR tree-optimization/42398
4605 * tree-sra.c (struct access): Removed flag grp_different_types.
4606 (dump_access): Do not dump the removed flag.
4607 (sort_and_splice_var_accesses): Do not set the removed flag.
4608 (sra_modify_expr): Check for type compatibility directly.
4610 2010-01-04 Martin Jambor <mjambor@suse.cz>
4612 PR tree-optimization/42366
4613 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4614 edges with variable number of parameters.
4615 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4616 flag instead of asserting it.
4617 (ipa_read_node_info): Read uses_analysis_done flag.
4619 2010-01-04 Richard Guenther <rguenther@suse.de>
4621 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4622 iterative_hash_* as intended.
4623 (vn_reference_compute_hash): Likewise. Simplify hashing
4625 (vn_reference_lookup_2): Likewise.
4626 (vn_nary_op_compute_hash): Likewise.
4627 (vn_phi_compute_hash): Likewise.
4628 (expressions_equal_p): Remove strange code.
4629 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4630 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4631 (bitmap_insert_into_set_1): Take value-id as parameter.
4632 (add_to_value): Pass it.
4633 (bitmap_insert_into_set): Likewise.
4634 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4636 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4639 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4640 (do_self_spec): For switches with SWITCH_IGNORE set set also
4641 SWITCH_IGNORE_PERMANENTLY.
4642 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4645 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4647 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4648 tree of an unreferenced global var.
4650 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4654 GTU to GT for V4SI and V2DI.
4656 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4657 (umin<mode>3): Removed.
4659 (uminv4si3): Likewise.
4661 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4664 * collect2.c (main): Turn on trace in collect2 if -v is passed
4667 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4669 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4670 description of expression operand.
4672 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4674 * configure.ac: Add install-html to target_list for Make-hooks.
4675 * configure: Regenerate.
4676 * fortran/Make-lang.in (F95_HTMLFILES): New.
4677 (fortran.html): Use it.
4678 (fortran.install-html): New.
4679 * Makefile.in (install-html): Add lang.install-html.
4680 * java/Make-lang.in (JAVA_HTMLFILES): New.
4681 (java.html): Use it.
4682 (java.install-html): New.
4683 * objc/Make-lang.in (objc.install-html): New.
4684 * objcp/Make-lang.in (obj-c++.install-html): New.
4685 * cp/Make-lang.in (c++.install-html): New.
4686 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4687 * lto/Make-lang.in (lto.install-html): New.
4689 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4692 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4694 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4696 PR rtl-optimization/41862
4697 * store-motion.c (store_killed_in_insn, compute_store_table,
4698 remove_reachable_equiv_notes, replace_store_insn,
4699 build_store_vectors): Ignore all DEBUG_INSNs.
4701 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4704 * common.opt: Add dumpdir.
4706 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4708 (option_map): Add --dumpdir.
4710 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4712 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4714 * opts.c (decode_options): Try dump_dir_name first if
4715 dump_base_name isn't an absolute path.
4716 (common_handle_option): Handle OPT_dumpdir.
4718 * toplev.c (dump_dir_name): New.
4719 (print_switch_values): Also ignore -dumpdir.
4721 * toplev.h (dump_dir_name): New.
4723 2010-01-03 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/42589
4726 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4727 double-word expansion of bswap32.
4729 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4731 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4732 with BLOCK_FOR_INSN.
4733 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4734 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4735 noce_process_if_block): Likewise.
4736 * gcse.c (compute_local_properties, insert_expr_in_table,
4737 insert_set_in_table, canon_list_insert, find_avail_set,
4738 pre_insert_copy_insn): Likewise.
4740 * basic-block.h (BLOCK_NUM): Move from here...
4741 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4743 2010-01-03 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/42438
4746 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4747 contains_may_not_return_call flag.
4748 (BB_MAY_NOTRETURN): New.
4749 (valid_in_sets): Trapping nary operations are not valid
4750 in blocks that may not return.
4751 (insert_into_preds_of_block): Remove check for trapping expressions.
4752 (compute_avail): Compute also BB_MAY_NOTRETURN.
4754 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4756 * doc/invoke.texi: Add 2010 to copyright years.
4758 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4760 * config/sparc/sparc.c: Fix formatting nits.
4762 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4763 Alexander Monakov <amonakov@ispras.ru>
4765 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4767 2010-01-02 Richard Guenther <rguenther@suse.de>
4770 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4771 (simplify_switch_using_ranges): Mark to be removed edges
4774 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4776 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4778 * collect2.c (scan_libraries): Add missing argument in call to
4781 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4784 * config/alpha/predicates.md (aligned_memory_operand): Return false
4786 (unaligned_memory_operand): Return true for CQImode.
4787 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4788 doesn not cross aligned SImode word boundary.
4790 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4792 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4794 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4795 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4797 2010-01-02 Richard Guenther <rguenther@suse.de>
4800 * toplev.c (compile_file): Emit LTO marker properly. Change
4802 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4804 2010-01-01 Richard Guenther <rguenther@suse.de>
4807 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4809 2010-01-01 Richard Guenther <rguenther@suse.de>
4812 * c-decl.c (grokdeclarator): For zero-size arrays force
4813 structural equality checks as layout_type does.
4815 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4817 * builtins.c: Update copyright to 2010.
4819 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4822 * lto-streamer-out.c (produce_asm): Revert the last change.
4823 (copy_function): Likewise.
4825 * lto-streamer.c (lto_get_section_name): Skip any leading
4828 2010-01-01 Richard Guenther <rguenther@suse.de>
4831 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4835 Copyright (C) 2010 Free Software Foundation, Inc.
4837 Copying and distribution of this file, with or without modification,
4838 are permitted in any medium without royalty provided the copyright
4839 notice and this notice are preserved.