1 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (output_compilation_unit_header): For
4 -gdwarf-4 use version 4 instead of version 3.
5 (output_line_info): For version 4 and above emit additional
6 maximum ops per insn header field.
7 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
9 * dwarf2out.c (is_c_family, is_java): Remove.
10 (lower_bound_default): New function.
11 (add_bound_info, gen_descr_array_type_die): Use it.
13 2010-04-01 Dodji Seketeli <dodji@redhat.com>
16 * dwarf2out.c (gen_variable_die): Allow debug info for variable
17 re-declaration when it happens in a function.
19 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
21 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
22 (cgraph_remove_function_insertion_hook): Same.
23 (cgraph_call_function_insertion_hooks): Same.
25 2010-04-01 Richard Guenther <rguenther@suse.de>
28 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
29 and TREE_THIS_VOLATILE.
30 (copy_ref_info): Likewise.
31 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
32 * tree.c (build6_stat): Ignore side-effects of all but arg5
33 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
36 2010-04-01 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/43607
39 * ipa-type-escape.c (check_call): Do not access non-existing
42 2010-04-01 Richard Guenther <rguenther@suse.de>
46 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
47 Jack Howarth <howarth@bromo.med.uc.edu>
49 * tree-profile.c (tree_init_ic_make_global_vars): Make static
52 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
54 * doc/install.texi (Prerequisites): Document libelf usability on
55 IRIX 5/6 and Solaris 2.
56 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
57 Update GNU as, GNU ld requirements.
58 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
59 Document Sun Studio compiler download.
60 Update and simplify as, ld recommendations.
61 (Specific, *-*-solaris2.7): Note obsoletion, removal.
63 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
65 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
66 with_tune_32 to pentium4.
68 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
72 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
74 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
77 Document GNU as requirement.
78 Update configure requirements.
79 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
81 Recomment IRIX 6.5.18+.
82 Document IDF/IDL requirement.
83 Document GNU as requirement.
84 Document GNU ld bootstrap failure.
85 Remove freeware.sgi.com reference.
87 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
90 UNIX V4.0, V5.0 obsoletion, removal.
91 Remove --with-gc=simple reference.
92 Update VM requirements during bootstrap.
93 Remove -oldas bootstrap description.
94 Update binutils reference.
95 Remove comparison failure note.
97 2010-03-31 Richard Guenther <rguenther@suse.de>
98 Zdenek Dvorak <ook@ucw.cz>
99 Sebastian Pop <sebastian.pop@amd.com>
102 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
103 with multiple arguments.
104 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
106 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
108 * graphite-dependences.c (print_pddr): Call print_pdr with an
110 * graphite-poly.c (debug_pdr): Add an extra argument for the
113 (print_pbb_domain): Same.
115 (print_scop_context): Same.
118 (debug_pbb_domain): Same.
122 (debug_scop_context): Same.
125 (print_scop_params): Same.
126 (debug_scop_params): Same.
127 (print_iteration_domain): Same.
128 (print_iteration_domains): Same.
129 (debug_iteration_domain): Same.
130 (debug_iteration_domains): Same.
131 (print_scattering_function): Same.
132 (print_scattering_functions): Same.
133 (debug_scattering_function): Same.
134 (debug_scattering_functions): Same.
135 * graphite-poly.h (debug_pdr): Update declaration.
137 (print_pbb_domain): Same.
139 (print_scop_context): Same.
142 (debug_pbb_domain): Same.
146 (debug_scop_context): Same.
149 (print_scop_params): Same.
150 (debug_scop_params): Same.
151 (print_iteration_domain): Same.
152 (print_iteration_domains): Same.
153 (debug_iteration_domain): Same.
154 (debug_iteration_domains): Same.
155 (print_scattering_function): Same.
156 (print_scattering_functions): Same.
157 (debug_scattering_function): Same.
158 (debug_scattering_functions): Same.
160 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
162 * graphite-poly.c (print_scattering_function_1): New.
163 (print_scattering_function): Call it.
164 (print_scop_params): Remove spaces at the end of lines.
167 * graphite-poly.h (print_cloog): Declared.
168 (debug_cloog): Declared.
170 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
172 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
174 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
175 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
176 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
177 to switch between adding the IV bump in loop->latch or in loop->header.
179 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
181 * graphite-poly.c (print_scattering_function): Pretty print following
184 (print_pbb_domain): Same.
185 (dump_gbb_cases): Same.
186 (dump_gbb_conditions): Same.
189 (print_scop_params): Same.
190 (print_scop_context): Same.
192 (print_pbb_body): New.
193 (lst_indent_to): New.
194 (print_lst): Start new lines with a #.
195 * graphite-poly.h (pbb_bb): New.
196 (pbb_index): Use pbb_bb.
197 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
199 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
201 2010-03-31 Jakub Jelinek <jakub@redhat.com>
203 * dwarf2out.c (size_of_die): For -gdwarf-4 use
204 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
205 and 0 instead of 1 for dw_val_class_flag.
206 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
207 dw_val_class_range_list, dw_val_class_loc_list,
208 dw_val_class_lineptr and dw_val_class_macptr, use
209 DW_FORM_flag_present for dw_val_class_flag and
210 DW_FORM_exprloc for dw_val_class_loc.
211 (output_die): For -gdwarf-4 print dw_val_class_loc
212 size as uleb128 instead of 1 or 2 bytes and don't print
213 anything for dw_val_class_flag.
215 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
216 instead of cselib_lookup following by tweaking locs->setting_insn.
219 * cselib.c (cselib_process_insn): Clear cselib_current_insn
220 even before returning from label, setjmp call or volatile asm
223 2010-03-31 Richard Guenther <rguenther@suse.de>
226 * cgraphunit.c (cgraph_output_in_order): Do not allocate
227 temporary data on stack.
229 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
231 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
232 (PUSHSECTION_ASM_OP): Remove.
233 (POPSECTION_ASM_OP): Remove.
234 (PUSHSECTION_FORMAT): Remove.
235 * config/sol2.h (PUSHSECTION_FORMAT): Define.
236 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
237 * config/sol2.c (solaris_output_init_fini): Use it.
239 2010-03-31 Jie Zhang <jie@codesourcery.com>
242 * opt-functions.awk (var_type_struct): Use signed char type
243 for simple variables.
245 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
247 * config/sol2.c: Include output.h.
248 (solaris_assemble_visibility): New function.
249 * config/t-sol2 (sol2.o): Add output.h dependency.
250 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
251 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
254 2010-03-31 Jakub Jelinek <jakub@redhat.com>
257 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
258 V2SImode or XFmode on PRE_DEC.
261 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
264 2010-03-31 Jie Zhang <jie@codesourcery.com>
267 * reload.h (caller_save_initialized_p): Declare.
268 * toplev.c (backend_init_target): Don't call
269 init_caller_save but set caller_save_initialized_p to false.
270 * caller-save.c (caller_save_initialized_p): Define.
271 (init_caller_save): Check caller_save_initialized_p.
272 * ira.c (ira): Call init_caller_save if flag_caller_saves.
274 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
277 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
278 and soft-fp/t-softfp to tmake_file.
279 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
280 (LIBGCC2_TF_CEXT): Define.
283 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
286 * cselib.c (n_useless_values): Document handling of debug locs.
287 (n_useless_debug_values, n_debug_values): New variables.
288 (new_elt_loc_list): Don't add to debug values, keep count.
289 (promote_debug_loc): New.
290 (cselib_reset_table): Zero new variables.
291 (entry_and_rtx_equal_p): Promote debug locs.
292 (discard_useless_locs): Increment n_useless_debug_values for
294 (remove_useless_values): Adjust n_useless_values and n_debug_values
295 with n_useless_debug_values.
296 (add_mem_for_addr): Promote debug locs.
297 (cselib_lookup_mem): Likewise.
298 (cselib_lookup_addr): Renamed to...
299 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
300 (cselib_log_lookup): ... this. Turn into...
301 (cselib_lookup_addr): ... new wrapper.
302 (cselib_lookup_from_insn): New.
303 (cselib_invalidate_regno): Increment n_useless_debug_values for
305 (cselib_invalidate_mem): Likewise.
306 (cselib_process_insn): Take n_deleted and n_debug_values into
307 account to guard remove_useless_value call.
308 (cselib_finish): Zero n_useless_debug_values.
309 * cselib.h (cselib_lookup_from_insn): Declare.
310 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
311 (sched_analyze_2): Likewise.
313 2010-03-30 Jakub Jelinek <jakub@redhat.com>
315 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
317 (adjust_mems): Replace narrowing SUBREG of expression containing
318 just PLUS, MINUS, MULT and ASHIFT of registers and constants
319 with operations in the narrower mode.
322 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
323 regs_invalidated_by_call instead all call_used_reg_set registers.
325 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
328 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
329 pointer comparisons with types_compatible_p.
330 * tree-vect-stmts.c (vectorizable_call): Same.
331 (vectorizable_condition): Same.
333 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
335 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
336 stack check if the mask would be zero.
338 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
339 Jack Howarth <howarth@bromo.med.uc.edu>
341 * tree-profile.c (tree_init_ic_make_global_vars): Make static
344 2010-03-30 Joseph Myers <joseph@codesourcery.com>
347 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
349 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
350 Include ___unordxf2 and ___unordtf2.
351 * config/i386/libgcc-glibc.ver: Do not define inheritance from
354 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
356 * config/lm32/t-lm32: New file.
357 * config.gcc: Use the above file when targetting lm32.
359 2010-03-28 Duncan Sands <baldrick@free.fr>
361 * Makefile.in (PLUGIN_HEADERS): Add except.h.
363 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
366 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
367 Improve vectorization cost model diagnostic.
369 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
372 * tree-vect-data-refs.c (vect_analyze_data_refs): When
373 compute_data_dependences_for_loop returns false, early exit
374 and output an extra diagnostic for the failed data reference
377 2010-03-29 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/43560
380 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
381 (can_sm_ref_p): Treat stores to readonly locations as trapping.
383 2010-03-29 Jie Zhang <jie@codesourcery.com>
386 * toplev.c (process_options): Set optimization_default_node
387 and optimization_current_node.
388 * opts.c (decode_options): Don't set optimization_default_node
389 and optimization_current_node.
391 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
393 * config/rtems.h: Abandon -qrtems_debug.
395 2010-03-28 Jan Hubicka <jh@suse.cz>
397 PR tree-optimization/43505
398 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
399 map should not be copied.
401 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
404 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
405 cdtors, set DECL_PRESERVE_P.
406 * ipa.c (cgraph_externally_visible_p): Return true if declaration
409 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
411 PR tree-optimization/43528
412 * stor-layout.c (place_field): Check that constant fits into
413 unsigned HWI when skipping calculation of MS bitfield layout.
415 2010-03-27 Jan Hubicka <jh@suse.cz>
418 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
419 notice_global_symbol work.
421 2010-03-27 Jakub Jelinek <jakub@redhat.com>
423 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
424 instead of dwarf2out_decl.
425 (struct var_loc_node): Remove section_label field.
426 (dwarf2out_function_decl): New function.
427 (dwarf2out_var_location): Don't set section_label field.
428 (dwarf2out_begin_function): Don't empty decl_loc_table here.
430 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
432 PR tree-optimization/43544
433 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
434 First argument for builtin vectorized function hook is now a
435 tree to be able to distinguish between machine specific and
437 * targhooks.c (default_builtin_vectorized_function): Ditto.
438 * targhooks.h (default_builtin_vectorized_function): Ditto.
439 * target.h (struct gcc_target): Ditto.
440 * tree-vect-stmts.c (vectorizable_function): Ditto.
441 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
442 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
445 2010-03-26 Joseph Myers <joseph@codesourcery.com>
448 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
449 nested binding iff it is a FUNCTION_DECL.
450 (store_parm_decls_newstyle): Pass nested=true to bind for
451 FUNCTION_DECLs amongst parameters.
453 2010-03-26 Jakub Jelinek <jakub@redhat.com>
455 * var-tracking.c (vt_expand_loc_callback): Don't run
456 cselib_expand_value_rtx_cb in dummy mode if
457 cselib_dummy_expand_value_rtx_cb returned false.
459 * var-tracking.c (emit_note_insn_var_location): For one part
460 notes with offset 0, don't add EXPR_LIST around the location.
461 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
462 add_location_or_const_value_attribute): Adjust for that change.
465 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
466 into first operand and location into second.
467 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
468 dw_cfi_oprnd_loc for DW_CFA_expression.
469 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
470 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
471 assume first argument is regnum and second argument is location.
473 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
476 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
477 of scratch register to DImode. Split to DImode comparison operator.
478 Use SImode subreg of scratch register in the multiplication.
479 (*cmp_sadd_sidi): Ditto.
480 (*cmp_ssub_si): Ditto.
481 (*cmp_ssub_sidi): Ditto.
483 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
487 Remove invalid assert and wrong comment.
489 2010-03-26 Jakub Jelinek <jakub@redhat.com>
492 * flags.h (final_insns_dump_p): New extern.
493 * final.c (final_insns_dump_p): New variable.
494 (rest_of_clean_state): Set it before -fdump-final-insns=
495 dumping, clear afterwards.
496 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
497 MEM_ALIAS_SET on MEMs.
499 2010-03-26 David S. Miller <davem@davemloft.net>
501 * configure.ac: Fix sparc GOTDATA_OP bug check.
502 * configure: Rebuild.
504 2010-03-26 Alan Modra <amodra@gmail.com>
506 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
508 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
510 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
511 TLS_SECTION_ASM_FLAG.
513 2010-03-25 Jakub Jelinek <jakub@redhat.com>
516 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
517 Clear first_function_block_is_cold.
520 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
521 argument if the argument is truth_value_p.
523 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
525 * config/rs6000/constraints.md: Update copyright year for my changes.
528 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
529 used in reg+reg addressing, swap registers.
531 2010-03-24 Jakub Jelinek <jakub@redhat.com>
534 * target.h (struct gcc_target): Add code_end hook.
535 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
537 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
538 * toplev.c (compile_file): Call targetm.asm_out.code_end
539 hook before unwind info/debug info output.
540 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
541 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
542 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
543 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
544 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
545 * config/i386/i386.c (ix86_file_end): Renamed to...
546 (ix86_code_end): ... this. Make static. Don't call
547 file_end_indicate_exec_stack. Emit unwind info using
548 final_start_function/final_end_function.
549 (darwin_x86_file_end): Remove.
550 (TARGET_ASM_CODE_END): Define.
551 * config/i386/i386.h (TARGET_ASM_FILE_END,
552 NEED_INDICATE_EXEC_STACK): Don't define.
553 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
554 (TARGET_ASM_FILE_END): Define to darwin_file_end.
555 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
556 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
559 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
560 at the beginning and final_end_function at the end.
561 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
563 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
565 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
566 and Sun as TLS syntax.
567 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
568 * configure: Regenerate.
569 * config.in: Regenerate.
570 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
571 (default_elf_asm_named_section): Use it.
572 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
573 (i386_output_dwarf_dtprel): Likewise.
574 (output_addr_const_extra): Likewise.
575 (output_pic_addr_const): Lowercase @GOTTPOFF.
576 (output_addr_const_extra): Likewise.
577 (output_pic_addr_const): Lowercase @GOTNTPOFF.
578 (output_addr_const_extra): Likewise.
579 (output_pic_addr_const): Lowercase @INDNTPOFF.
580 (output_addr_const_extra): Likewise.
581 (output_pic_addr_const): Lowercase @NTPOFF.
582 (output_addr_const_extra): Likewise.
583 (output_pic_addr_const): Lowercase @TPOFF.
584 (output_addr_const_extra): Likewise.
585 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
586 (*tls_global_dynamic_64): Likewise.
587 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
588 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
590 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
591 (ASM_OUTPUT_TLS_COMMON): Use it.
592 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
595 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
596 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
597 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
598 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
599 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
600 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
602 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * config/i386/i386.c (override_options): Don't accept
605 -mtls-dialect=sun any longer.
606 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
607 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
608 (*tls_local_dynamic_base_32_sun): Likewise.
609 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
611 2010-03-24 Jakub Jelinek <jakub@redhat.com>
614 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
615 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
618 * ira.c (adjust_cleared_regs): New function.
619 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
623 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
625 * expr.c (expand_expr_real): Restore previous
626 curr_insn_source_location and curr_insn_block after
627 expand_expr_real_1 call.
628 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
629 instead of expand_expr_real_1.
631 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
633 PR rtl-optimization/43413
634 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
637 2010-03-22 James E. Wilson <wilson@codesourcery.com>
640 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
641 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
643 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
645 * config/i386/i386.c (ix86_target_string): Add -mfma.
646 Fix a typo in comment.
648 2010-03-22 Mike Stump <mikestump@comcast.net>
651 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
652 Don't overly align based upon packed packed fields.
654 2010-03-22 Jason Merrill <jason@redhat.com>
656 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
657 Use () rather than [], and move before the element type.
659 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
661 * doc/configfiles.texi (Configuration Files): Removed
662 fixinc/Makefile*, intl/Makefile.*.
663 * doc/makefile.texi: Fixed markup. Abstract from version
665 (Makefile): Removed obsolete gcc/java/parse.y example.
666 * doc/sourcebuild.texi: Likewise.
667 (Top Level): Added config, gnattools, libdecnumber, libgcc,
668 libgomp, libssp. Removed fastjar.
669 (Miscellaneous Docs): Clarify location.
670 Added COPYING3, COPYING3.LIB.
671 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
673 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
676 * config/i386/i386.c (x86_function_profiler)
677 [!NO_PROFILE_COUNTERS]: Fix typo.
678 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
681 2010-03-22 Janis Johnson <janis187@us.ibm.com>
682 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
684 * doc/sourcebuild.texi (Test Directives): Split into six
685 subsections, with most of the current text in new subsections
686 Directives, Selectors, and Final Actions.
687 (Directives): Split list of test directives into multiple
689 (Selectors): Describe use and syntax of selectors.
690 (Effective-Target Keywords): Describe all existing keywords.
691 (Add Options): Describe features for dg-add-options.
692 (Require Support): Describe variants of dg-require-support.
693 (Final Actions): Describe commands to use in dg-final.
695 2010-03-22 Michael Matz <matz@suse.de>
698 * recog.c (validate_replace_rtx_group): Replace also in
699 REG_EQUAL and REG_EQUIV notes.
701 2010-03-22 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/43390
704 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
705 sure vector extracts are type correct.
707 2010-03-22 Richard Guenther <rguenther@suse.de>
710 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
711 x * sqrt (x) even when optimizing for size if the target
712 has native support for sqrt.
714 2010-03-22 Jakub Jelinek <jakub@redhat.com>
716 * varasm.c (make_decl_rtl_for_debug): Also clear
717 flag_mudflap for the duration of make_decl_rtl call.
720 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
721 locs from preserved VALUEs.
723 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
726 * pa.md (movmemsi): Set align to one if zero.
727 (movmemdi): Likewise.
729 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
732 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
733 with their corresponding prologue pushes.
735 2010-03-20 Andrew Pinski <pinskia@gmail.com>
738 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
739 at the begining or end.
740 (spu_expand_epilogue): Likewise.
742 2010-03-20 Richard Guenther <rguenther@suse.de>
744 PR rtl-optimization/43438
745 * combine.c (make_extraction): Properly zero-/sign-extend an
746 extraction of the low part of a CONST_INT. Also handle
749 2010-03-19 Mike Stump <mikestump@comcast.net>
751 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
752 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
753 (override_options): Use SUBTARGET32_DEFAULT_CPU.
755 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
758 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
761 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
763 PR rtl-optimization/42258
764 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
765 use that may match DEF.
768 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
769 the cost of loading the constant rather than assuming
771 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
772 outer code is AND, do the same tests as the andsi3 expander and
773 return COSTS_N_INSNS (1) if and is cheap.
775 * optabs.c (avoid_expensive_constant): Fix formatting.
777 2010-03-19 Michael Matz <matz@suse.de>
780 * attribs.c (decl_attributes): When rebuilding a function pointer
781 type use the same qualifiers as the original pointer type.
783 2010-03-19 Martin Jambor <mjambor@suse.cz>
785 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
786 and is_gimple_ip_invariant_address.
788 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
791 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
793 * config/arm/arm.c (arm_override_options): Turn off
794 flag_dwarf2_cfi_asm for AAPCS variants.
796 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
799 * config/arm/arm.c (emit_multi_reg_push): Update comments.
800 Use PRE_MODIFY instead of PRE_DEC.
801 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
802 (vfp_emit_fstmd): Likewise.
804 2010-03-19 Michael Matz <matz@suse.de>
807 * builtins.c (expand_builtin_interclass_mathfn,
808 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
811 2010-03-19 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/43415
814 * tree-ssa-pre.c (phi_translate): Split out worker to ...
815 (phi_translate_1): ... this.
816 (phi_translate): Move all caching here. Cache all NARY
817 and REFERENCE translations.
819 2010-03-19 David S. Miller <davem@davemloft.net>
821 With help from Eric Botcazou.
822 * config/sparc/sparc.c: Include dwarf2out.h.
823 (emit_pic_helper): Delete.
824 (pic_helper_symbol_name): Delete.
825 (pic_helper_emitted_p): Delete.
826 (pic_helper_needed): New.
827 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
828 (get_pc_thunk_name): New.
829 (load_pic_register): Remove 'delay_pic_helper' arg. Use
830 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
831 Set pic_helper_needed to true. Don't call emit_pic_helper.
832 (sparc_expand_prologue): Update load_pic_register call.
833 (sparc_output_mi_thunk): Likewise.
834 (sparc_file_end): Emit a hidden comdat symbol for the PIC
835 thunk if possible. Output CFI information as needed.
837 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
838 Jack Howarth <howarth@bromo.med.uc.edu>
841 * config/i386/i386.h: Fix ABI on darwin x86-32.
843 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
845 * tree.h: Declare make_decl_rtl_for_debug.
846 * varasm.c (make_decl_rtl_for_debug): New.
847 * dwarf2out.c (rtl_for_decl_location): Call it.
848 * cfgexpand.c (expand_debug_expr): Call it.
850 2010-03-18 Jakub Jelinek <jakub@redhat.com>
853 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
857 * var-tracking.c (vt_init_cfa_base): Do nothing if
858 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
860 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
863 * var-tracking.c (canonicalize_vars_star): New.
864 (dataflow_post_merge_adjust): Use it.
866 2010-03-18 Jakub Jelinek <jakub@redhat.com>
869 * var-tracking.c (non_suitable_const): New function.
870 (add_uses): For DEBUG_INSNs with constants, don't record any
871 value, instead just the constant value itself.
872 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
873 is not VAR_LOC_UNKNOWN_P, set var to the constant.
874 (emit_notes_in_bb): Likewise.
875 (emit_note_insn_var_location): For onepart variables if
876 cur_loc is a VOIDmode constant, use DECL_MODE.
878 2010-03-18 Martin Jambor <mjambor@suse.cz>
881 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
882 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
883 all non-clones. Moved call redirection...
884 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
885 (cgraph_materialize_all_clones): Dispose of all
886 combined_args_to_skip bitmaps.
887 (verify_cgraph_node): Do not check for edges pointing to wrong
888 nodes in inline clones.
889 * tree-inline.c (copy_bb): Call
890 cgraph_redirect_edge_call_stmt_to_callee.
891 * ipa.c (cgraph_remove_unreachable_nodes): Call
892 cgraph_node_remove_callees even when there are used clones.
894 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
896 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
898 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
901 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
904 2010-03-18 Michael Matz <matz@suse.de>
907 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
908 into sqrt(x) if we need to preserve signed zeros.
910 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
911 Eric Botcazou <ebotcazou@adacore.com>
913 PR rtl-optimization/43360
914 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
915 note if we don't know its invariant status.
917 2010-03-18 Michael Matz <matz@suse.de>
919 PR tree-optimization/43402
920 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
921 PHI chains of ssa names registered for update.
923 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
926 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
927 non-offsettable and pre_modify update addressing.
928 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
929 and "2" alternatives "#".
930 (*movdd_softfloat32): Make all alternatives "#";
931 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
932 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
933 (*movdf_softfloat32): Make all alternatives "#";
934 (movdi): Use the new DIFD mode iterator to create a common splitter
935 for movdi, movdf and movdd patterns.
937 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
939 * common.opt (dumpdir): Remove redundant tab.
941 2010-03-17 Martin Jambor <mjambor@suse.cz>
943 PR tree-optimization/43347
944 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
945 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
947 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
949 PR rtl-optimization/42216
950 * regrename.c (create_new_chain): New function, broken out from...
951 (scan_rtx_reg): ... here. Call it. Handle the case where we are
952 appending a use to an empty chain.
953 (build_def_use): Remove previous changes that convert OP_INOUT to
954 OP_OUT operands; instead detect the case where an OP_INOUT operand
955 uses a previously untracked register and create an empty chain for it.
957 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
959 * doc/extend.texi (Function Attributes): Rewrite unfinished
960 sentence in ms_abi documentation.
962 2010-03-17 Alan Modra <amodra@gmail.com>
964 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
965 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
966 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
967 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
969 2010-03-16 Richard Henderson <rth@redhat.com>
972 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
973 (lower_try_finally): Save and restore eh_seq around the expansion
976 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
978 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
979 statements before splitting block.
981 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
983 * doc/sourcebuild.texi (Testsuites): Fix markup.
984 Use pathnames relative to gcc/testsuite.
985 (Test Directives): Move description of how timeout is determined.
986 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
987 (C Tests): Correct gcc.misc-tests directory.
988 Framework tests now live in gcc.test-framework.
990 2010-03-16 Richard Guenther <rguenther@suse.de>
993 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
994 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
996 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
997 Alexandre Oliva <aoliva@redhat.com>
999 PR tree-optimization/42917
1000 * lambda-code.c (remove_iv): Skip debug statements.
1001 (lambda_loopnest_to_gcc_loopnest): Likewise.
1002 (not_interesting_stmt): Debug statements are not interesting.
1004 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1008 * cselib.c (cselib_preserve_constants,
1009 cfa_base_preserved_val): New static variables.
1010 (preserve_only_constants): New function.
1011 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1012 clear its REG_VALUES. If cselib_preserve_constants, don't
1013 empty the whole hash table, but preserve there VALUEs with constants,
1014 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1015 (cselib_preserve_cfa_base_value): New function.
1016 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1017 (cselib_init): Change argument to int bitfield. Set
1018 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1020 (cselib_finish): Clear cselib_preserve_constants and
1021 cfa_base_preserved_val.
1022 * cselib.h (enum cselib_record_what): New enum.
1023 (cselib_init): Change argument to int.
1024 (cselib_preserve_cfa_base_value): New prototype.
1025 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1026 * dse.c (dse_step1): Likewise.
1027 * cfgcleanup.c (thread_jump): Likewise.
1028 * sched-deps.c (sched_analyze): Likewise.
1029 * gcse.c (local_cprop_pass): Likewise.
1030 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1031 If FN is non-NULL, call the callback always and whenever it returns
1032 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1033 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1034 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1035 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1036 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1037 * var-tracking.c: Include recog.h.
1038 (bb_stack_adjust_offset): Remove.
1039 (vt_stack_adjustments): Don't call it, instead just gather the
1040 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1041 (adjust_stack_reference): Remove.
1042 (compute_cfa_pointer): New function.
1043 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1044 (struct adjust_mem_data): New type.
1045 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1047 (get_address_mode): New function.
1048 (replace_expr_with_values): Use it.
1049 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1050 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1051 (adjust_sets): Remove.
1052 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1053 Use get_address_mode.
1054 (get_adjusted_src): Remove.
1055 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1056 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1057 (add_with_sets): Don't call adjust_sets.
1058 (fp_setter, vt_init_cfa_base): New functions.
1059 (vt_initialize): Change return type to bool. Move most of pool etc.
1060 initialization to the beginning of the function from end. Pass
1061 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1062 If !frame_pointer_needed, call vt_stack_adjustment before mos
1063 vector is filled, call vt_init_cfa_base if argp/framep has been
1064 eliminated to sp. If frame_pointer_needed and argp/framep has
1065 been eliminated to hard frame pointer, set
1066 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1067 encountering fp setter in the prologue. For MO_ADJUST, call
1068 log_op_type before pusing the op into mos vector, not afterwards.
1069 Call adjust_insn before cselib_process_insn/add_with_sets,
1070 call cancel_changes (0) afterwards.
1071 (variable_tracking_main_1): Adjust for vt_initialize calling
1072 vt_stack_adjustments and returning whether it succeeded or not.
1074 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1076 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1079 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1081 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1083 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1084 drap_reg has not been set.
1086 2010-03-15 Michael Matz <matz@suse.de>
1089 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1090 use it to expand block copies.
1091 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1092 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1093 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1095 2010-03-15 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/43367
1098 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1101 2010-03-15 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/43317
1104 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1106 2010-03-15 Martin Jambor <mjambor@suse.cz>
1108 PR tree-optimization/43141
1109 * tree-sra.c (create_abstract_origin): New function.
1110 (modify_function): Call create_abstract_origin.
1112 2010-03-15 Chris Demetriou <cgd@google.com>
1114 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1117 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1120 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1121 call insert_out_of_ssa_copy for default definitions.
1123 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1125 * graphite-clast-to-gimple.c (my_long_long): Defined.
1126 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1127 * graphite-sese-to-poly.c (my_long_long): Defined.
1128 (scop_ivs_can_be_represented): Use it.
1130 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1132 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1133 graphite-max-bbs-per-function, and loop-block-tile-size.
1134 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1136 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1140 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1141 forward declaration.
1142 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1143 (add_upper_bounds_from_estimated_nit): New.
1144 (build_loop_iteration_domains): Use it.
1146 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1148 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1153 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1154 should be an INTEGER_CST. Also handle CASE_CONVERT.
1156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1158 * graphite.c (graphite_initialize): To bound the number of bbs per
1159 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1160 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1161 * doc/invoke.texi: Document it.
1163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1166 * graphite-sese-to-poly.h (build_poly_scop): Same.
1168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1171 the number of parameters in the scop. Use as an upper bound
1172 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1173 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1174 * doc/invoke.texi: Document it.
1176 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1178 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1179 * doc/c-tree.texi: Remove.
1180 * doc/generic.texi: Merge c-tree.texi here.
1181 * doc/gccint.texi (Trees): Remove menu entry.
1182 (c-tree.texi): Remove @include.
1183 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1184 * doc/languages.texi (Reading RTL): Ditto.
1186 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1189 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1191 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1194 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1195 code added to work around reload clobbering CONST insns.
1197 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1199 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1200 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1201 (cselib_preserve_only_values): Remove retain argument, don't
1202 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1203 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1204 * var-tracking.c (micro_operation): Move insn field before union.
1205 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1206 (struct variable_tracking_info_def): Remove n_mos field, change
1207 mos into a vector of micro_operations.
1208 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1209 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1210 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1211 changing into a vector.
1212 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1213 come before all other uops generated by add_stores.
1214 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1216 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1217 a vector. Run just one pass over the bbs instead of separate counting
1218 and computation phase.
1219 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1222 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1223 into *nonlocalized_list vector.
1224 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1225 even if origin is non-NULL.
1226 (gen_variable_die): Likewise.
1227 (process_scope_var): Don't change origin.
1228 (gen_decl_die): Likewise.
1229 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1230 before adding new edges instead of after it, fix moving over
1233 2010-03-11 David S. Miller <davem@davemloft.net>
1235 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1237 * configure: Rebuild.
1239 2010-03-11 Martin Jambor <mjambor@suse.cz>
1241 PR tree-optimization/43257
1242 * tree.c (assign_assembler_name_if_neeeded): New function.
1243 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1245 * tree.h (assign_assembler_name_if_neeeded): Declare.
1246 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1247 the function if needed.
1249 2010-03-11 Chris Demetriou <cgd@google.com>
1251 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1252 include/stdint-gcc.h, and include/stdint.h world-readable.
1254 2010-03-11 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/43255
1257 * tree-vrp.c (process_assert_insertions_for): Do not insert
1258 asserts for trivial conditions.
1260 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1262 PR tree-optimization/43280
1263 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1264 generation. Move calculation of size out of the if branch.
1265 (find_bswap): Modify compare number generation.
1267 2010-03-11 Richard Guenther <rguenther@suse.de>
1270 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1271 (input_gimple_stmt): Fixup handled component types during
1272 operand read. Also fix up decls in ADDR_EXPRs.
1274 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1276 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1277 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1279 2010-03-10 Jan Hubicka <jh@suse.cz>
1282 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1283 * varasm.c (get_variable_section): Don't do that here...
1284 (make_decl_rtl): ... and here.
1285 (do_assemble_alias): Produce decl RTL.
1286 (assemble_alias): Likewise.
1288 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1291 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1292 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1294 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1295 (based_loc_descr): Only express drap or vdrap regno based expressions
1296 using DW_OP_fbreg when not optimizing.
1297 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1298 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1299 REG_CFA_SET_VDRAP note.
1301 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1303 PR tree-optimization/43236
1304 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1305 error in calculation of base address in reverse iteration case.
1306 (generate_builtin): Take number of latch executions if the statement
1309 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1312 * tree-eh.c: Include pointer-set.h.
1313 (lower_eh_dispatch): Filter out duplicate case labels and
1314 remove the unneeded edge when the label is unused. Return
1315 true when some edges are removed.
1316 (execute_lower_eh_dispatch): When any lowering resulted in
1317 removing an edge, also delete unreachable blocks.
1319 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1322 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1323 UNSPEC_MACHOPIC_OFFSET.
1325 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1328 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1329 (m68k_delegitimize_address): New function.
1331 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1334 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1337 * var-tracking.c (adjust_sets): New function.
1338 (count_with_sets, add_with_sets): Use it.
1339 (get_adjusted_src): New inline function.
1340 (add_stores): Use it.
1343 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1344 call cselib_dummy_expand_value_rtx_cb instead of
1345 cselib_expand_value_rtx_cb.
1348 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1349 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1350 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1351 and .cfi_endproc around the pic thunks.
1352 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1353 all queued unwind info register saves are saved before the call.
1354 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1355 considered as sp-=4 for unwind info and the pop as sp+=4 which
1356 also clobbers dest, but doesn't actually restore it.
1359 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1360 RTX_FRAME_RELATED_P.
1362 2010-03-09 Jie Zhang <jie@codesourcery.com>
1364 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1365 whitespaces in output template.
1367 2010-03-09 Jie Zhang <jie@codesourcery.com>
1369 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1372 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1374 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1375 builtins.exp in a separate job.
1377 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1379 * graphite-sese-to-poly.c (add_param_constraints): Use
1380 lower_bound_in_type and upper_bound_in_type.
1382 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1384 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1385 instead of unsigned_type_node.
1387 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1388 Reza Yazdani <reza.yazdani@amd.com>
1391 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1392 on pointer type parameters.
1394 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1398 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1399 handle conversions from pointer to integers.
1400 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1401 induction variable, to be able to work with code generated by CLooG.
1402 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1403 (build_poly_scop): Bail out if we cannot codegen a loop.
1405 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1407 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1408 code generation with gloog_error.
1410 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1412 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1413 Call fold_convert on all the returned values.
1414 (expand_scalar_variables_expr): Pass to
1415 expand_scalar_variables_ssa_name the type of the resulting expression.
1417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1419 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1420 ppl_min_for_le_pointset.
1421 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1422 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1424 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1426 * graphite-dependences.c (map_into_dep_poly): Removed.
1427 (dependence_polyhedron_1): Use combine_context_id_scat.
1429 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1431 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1432 (struct poly_bb): Same.
1433 (combine_context_id_scat): New.
1435 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1438 * sese.c (name_defined_in_loop_p): Return false for default
1441 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1443 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1444 and clean up the logic.
1446 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1448 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1451 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1453 * var-tracking.c (remove_cselib_value_chains): Define only for
1455 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1456 delete_slot_part, emit_notes_for_differences_1): Don't call
1457 remove_cselib_value_chains here.
1458 (set_slot_part, emit_notes_for_differences_2): Don't call
1459 add_cselib_value_chains here.
1460 (preserved_values): New vector.
1461 (preserve_value): New function.
1462 (add_uses, add_stores, vt_add_function_parameters): Use it
1463 instead of cselib_preserve_value.
1464 (changed_values_stack): New vector.
1465 (check_changed_vars_0): New function.
1466 (check_changed_vars_1, check_changed_vars_2): Use it.
1467 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1468 changed_values_stack VALUEs.
1469 (vt_emit_notes): For all preserved_values call
1470 add_cselib_value_chains. If ENABLE_CHECKING call
1471 remove_cselib_value_chains before verifying value_chains is empty.
1472 Initialize and free changed_values_stack.
1473 (vt_initialize): Initialize preserved_values.
1474 (vt_finalize): Free preserved_values.
1476 2010-03-08 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/43269
1479 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1482 2010-03-08 Martin Jambor <mjambor@suse.cz>
1484 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1485 (ipa_is_param_called): Removed.
1486 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1487 (ipa_print_node_params): Do not print the called flag.
1488 (ipa_write_node_info): Do not stream the called flag.
1489 (ipa_read_node_info): Likewise.
1491 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1494 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1495 * cselib.c (struct expand_value_data): Add dummy field.
1496 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1498 (cselib_dummy_expand_value_rtx_cb): New function.
1499 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1501 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1502 * var-tracking.c: Include pointer-set.h.
1503 (variable): Change n_var_parts to char from int. Add
1504 cur_loc_changed and in_changed_variables fields.
1505 (variable_canonicalize): Remove.
1506 (shared_var_p): New inline function.
1507 (unshare_variable): Maintain cur_loc_changed and
1508 in_changed_variables fields. If var was in changed_variables,
1509 replace it there with new_var. Just copy cur_loc instead of
1510 resetting it to something else.
1511 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1512 (dataflow_set_union): Don't call variable_canonicalize.
1513 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1514 of their DEBUG_EXPR_TREE_DECLs.
1515 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1516 and in_changed_variables and cur_loc_changed is false.
1517 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1518 and cur_loc_changed. Don't update cur_loc here.
1519 (variable_merge_over_src): Don't call variable_canonicalize.
1520 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1521 removing loc that is equal to cur_loc, clear cur_loc,
1522 set cur_loc_changed and ensure variable_was_changed is called.
1523 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1524 compare pointers in cur_loc check, if it is equal to loc,
1525 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1526 (variable_different_p): Remove compare_current_location argument,
1527 don't compare cur_loc.
1528 (dataflow_set_different_1): Adjust variable_different_p caller.
1529 (variable_was_changed): If dv had some var in changed_variables
1530 already, reset in_changed_variables flag for it and propagate
1531 cur_loc_changed over to the new variable. On empty var
1532 always set cur_loc_changed. Set in_changed_variables on whatever
1533 var is added to changed_variables.
1534 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1535 Use shared_var_p. When removing loc that is equal to cur_loc,
1536 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1537 end, don't set it to something else, just call variable_was_changed.
1538 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1539 loc being removed, clear cur_loc and set cur_loc_changed.
1540 Set cur_loc_changed if all locations have been removed.
1541 (struct expand_loc_callback_data): New type.
1542 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1543 allocated. Always create SUBREGs if simplify_subreg failed.
1544 Prefer to use cur_loc, when that fails and still in
1545 changed_variables (and seen first time) recompute it. Set
1546 cur_loc_changed of variables which had to change cur_loc and
1547 compute elcd->cur_loc_changed if any of the subexpressions used
1548 had to change cur_loc.
1549 (vt_expand_loc): Adjust to pass arguments in
1550 expand_loc_callback_data structure.
1551 (vt_expand_loc_dummy): New function.
1552 (emitted_notes): New variable.
1553 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1554 that weren't used for any other decl in current
1555 emit_notes_for_changes call call vt_expand_loc_dummy to update
1556 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1557 first loc_chain location if NULL before. Always use just
1558 cur_loc instead of first loc_chain location. When cur_loc_changed
1559 is false, when not --enable-checking=rtl just don't emit any note.
1560 When rtl checking, compute the note and assert it is the same
1561 as previous note. Clear cur_loc_changed and in_changed_variables
1562 at the end before removing from changed_variables.
1563 (check_changed_vars_3): New function.
1564 (emit_notes_for_changes): Traverse changed_vars to call
1565 check_changed_vars_3 on each changed var.
1566 (emit_notes_for_differences_1): Clear cur_loc_changed and
1567 in_changed_variables. Recompute cur_loc of new_var.
1568 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1569 (vt_emit_notes): Initialize and destroy emitted_notes.
1571 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1573 PR rtl-optimization/42220
1574 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1575 Use verify_reg_tracked to determine if we should use OP_OUT rather
1577 (build_def_use): If we see an in-out operand for a register that we
1578 know nothing about, treat is an output if possible, fail the block if
1581 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1584 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1587 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1590 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1591 uses of relevant DEFs that are dead outside the loop too.
1593 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1595 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1597 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1599 * var-tracking.c (values_to_unmark): New variable.
1600 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1601 values_to_unmark vector. Moved body to...
1602 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1603 instead queue it into values_to_unmark vector.
1604 (vt_find_locations): Free values_to_unmark vector.
1606 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1608 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1609 (site.exp): Export them when plugins are enabled.
1611 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1614 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1616 (chrec_fold_multiply): Same.
1618 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1621 * c-decl.c (build_compound_literal): Return early if init is
1624 2010-03-04 Martin Jambor <mjambor@suse.cz>
1626 PR tree-optimization/43164
1627 PR tree-optimization/43191
1628 * tree-sra.c (type_consists_of_records_p): Reject records with
1629 zero-size bit-fields at the end.
1631 2010-03-04 Mike Stump <mikestump@comcast.net>
1633 * Makefile.in (TAGS): Remove *.y.
1635 2010-03-04 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/40761
1638 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1640 (my_rev_post_order_compute): New function.
1641 (init_pre): Call it.
1643 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1646 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1647 decrease the cost of an IV candidate when the cost is infinite.
1649 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1651 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1652 Use '3DNow!' for the extension of that name, ensure normal space
1654 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1656 2010-03-03 Jeff Law <law@redhat.com>
1658 * PR middle-end/32693
1659 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1660 than gen_rtx_SUBREG.
1661 (extract_bit_field_1): Likewise.
1663 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1665 * doc/sourcebuild.texi (Test directives): Document that arguments
1666 include-opts and exclude-opts are now optional for dg-skip-if,
1667 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1669 2010-03-03 Jason Merrill <jason@redhat.com>
1672 * cgraph.h (varpool_node): Add extra_name field.
1673 * varpool.c (varpool_extra_name_alias): New.
1674 (varpool_assemble_decl): Emit extra name aliases.
1675 (varpool_mark_needed_node): Look past an extra name alias.
1676 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1677 * lto-streamer-in.c (lto_input_tree): Read it.
1678 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1680 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1682 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1683 (sparc*-*-solaris2*): ...this.
1685 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1688 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1689 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1690 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1691 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1694 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1695 fallthrough to default handling, just with want_address 0 instead of 2.
1696 For single element lists, add_AT_loc directly, otherwise create an
1697 artificial variable DIE and stick location list to it.
1700 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1701 (VAL_EXPR_HAS_REVERSE): Define.
1702 (reverse_op): New function.
1703 (add_stores): For reversible operations add an extra MO_VAL_USE.
1705 2010-03-02 Jason Merrill <jason@redhat.com>
1707 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1709 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1711 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1712 (sparc64-*-linux*): Likewise.
1713 (sparc64-*-solaris2*): Include assembler files before linker ones.
1714 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1715 * config/sparc/gas.h: Delete.
1716 * config/sparc/sol2-64.h: Add copyright notice.
1717 * config/sparc/sol2-gas-bi.h: Likewise.
1718 * config/sparc/sol2-gld.h: Likewise.
1719 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1720 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1721 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1722 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1723 (sparc_elf_asm_named_section): Rename into...
1724 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1726 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1728 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1730 2010-03-02 Jeff Law <law@redhat.com>
1733 * reload1.c (rtx_p, substitute_stack): Declare.
1734 (substitute): Record addresses of changed rtxs.
1735 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1736 Restore the original rtx when complete.
1737 (reload): Free subsitute_stack when complete.
1739 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1741 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1742 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1744 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1745 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1746 Torture Tests): Change from subsection to section.
1748 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1749 Steven Bosscher <steven@gcc.gnu.org>
1751 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1754 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1757 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1758 the assignment from the new induction variable to the assignment
1759 of the value from the original loop PHI function.
1761 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1762 Daniel Jacobowitz <dan@codesourcery.com>
1764 * doc/sourcebuild.texi (Test directives): Clarify options to
1767 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1769 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1770 Disable cfi directives unless GCC and gas agree on using read-only
1771 .eh_frame sections for 64-bit.
1772 * configure: Regenerate.
1774 2010-03-01 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/43220
1777 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1778 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1780 2010-03-01 Richard Guenther <rguenther@suse.de>
1781 Martin Jambor <mjambor@suse.cz>
1784 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1785 gimplified parameters.
1787 2010-03-01 Christian Bruel <christian.bruel@st.com>
1789 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1791 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1793 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1795 2010-03-01 Richard Guenther <rguenther@suse.de>
1798 * expr.c (expand_assignment): Use the alias-oracle to tell
1799 if the rhs aliases the result decl.
1801 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1805 to sol_gt_pch_get_address.
1806 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1807 64-bit, SPARC and x86.
1808 (sol_gt_pch_get_address): New function.
1810 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1812 * toplev.h (inform_n, error_n): Declare.
1813 * diagnostic.c (inform_n, error_n): New function.
1815 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1817 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1818 has no rtl yet when processing local_decls, queue it and recheck
1819 if deferred stack allocation hasn't assigned it rtl.
1821 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1823 * config/sh/sh.c (unspec_bbr_uid): New.
1824 (gen_block_redirect): Use it instead of INSN_UID.
1825 (gen_far_branch): Likewise.
1827 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1829 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1830 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1832 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1834 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1835 (Warning Options): -Wno-conversion-null is valid for
1836 Objective-C++ as well.
1837 * doc/tm.texi (Named Address Spaces): Likewise.
1838 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1839 * doc/tree-ssa.texi (Tree SSA): Likewise.
1841 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1844 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1845 by default. Don't set the default arch for
1846 i[34567]86-*-darwin*|x86_64-*-darwin*.
1848 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1851 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1852 default. Set the default 32bit/64bit archs with $with_arch
1853 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1855 2010-02-27 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/43186
1858 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1859 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1860 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1861 unroller iterations.
1863 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1865 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1866 required and i[34567]86-*-* targets don't support 64bit ISA.
1868 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1871 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1874 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1876 * config.gcc: Set the default arch at least to Prescott for
1877 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1878 if SSE math is enabled.
1880 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1882 * diagnostic.c (diagnostic_initialize): Update.
1883 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1885 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1886 (diagnostic_inhibit_notes): New.
1887 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1889 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1892 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1893 * doc/standards.texi: Likewise.
1894 * doc/extend.texi: Likewise.
1895 * doc/trouble.texi: Likewise.
1896 * doc/cppopts.texi: Likewise.
1897 * doc/install.texi: Likewise.
1898 * c.opt (std=c90,std=gnu90): New options.
1899 * c-opts.c (c_common_handle_option): Handle them.
1901 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1904 * c-decl.c (undeclared_variable): Use an informative note.
1906 2010-02-26 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/43186
1909 * gimple.h (gimple_fold): Remove.
1910 * gimple.c (gimple_fold): Remove. Inline into single user ...
1911 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1912 Try harder for conditions.
1914 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1917 * function.c (used_types_insert): Don't skip through named pointer
1918 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1919 and it is different from the main variant's type.
1921 2010-02-26 Nick Clifton <nickc@redhat.com>
1923 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1925 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1927 * config.gcc: Support --with-fpmath=sse for x86.
1929 * config/i386/ssemath.h: New.
1931 * doc/install.texi (--with-fpmath=sse): Documented.
1933 2010-02-26 Richard Guenther <rguenther@suse.de>
1935 PR tree-optimization/43188
1936 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1937 vector types of over-aligned element type.
1939 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1942 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1943 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1945 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1947 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1949 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1951 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1952 * var-tracking.c: Include diagnostic.h.
1953 (debug_dv): New function.
1954 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1957 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1958 (add_value_chain, add_value_chains, remove_value_chain,
1959 remove_value_chains): Handle DEBUG_EXPRs.
1960 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1963 * regcprop.c (struct queued_debug_insn_change): New type.
1964 (struct value_data_entry): Add debug_insn_changes field.
1965 (struct value_data): Add n_debug_insn_changes field.
1966 (debug_insn_changes_pool): New variable.
1967 (free_debug_insn_changes, apply_debug_insn_changes,
1968 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1969 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1970 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1972 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1974 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1975 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1976 changes, call cprop_find_used_regs via note_stores.
1977 (copyprop_hardreg_forward): When copying vd from predecessor
1978 which has any queued DEBUG_INSN changes, make sure the pointers are
1979 cleared. At the end call df_analyze and then if there are any
1980 DEBUG_INSN changes queued at the end of some basic block for still
1981 live registers, apply them.
1982 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1984 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1986 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1989 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1991 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1992 targets. Set the default with_cpu/with_arch from arch/cpu.
1993 Allow x86-64 and native for with_cpu/with_arch.
1995 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1997 * ebitmap.c: Change calls to verify_popcount with calls to
1998 sbitmap_verify_popcount.
1999 (ebitmap_clear_bit): Fixed map->cacheindex test and
2000 map>cache update when bit clearing results in an empty
2003 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2006 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2007 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2008 and support both V2DF and V2DI modes.
2009 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2010 support both V2DF and V2DI modes.
2011 (general): Delete trailing whitespace from a few patterns.
2013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2014 V2DF/V2DI interleave high/low builtins.
2016 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2019 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2020 interleave high/low functions.
2022 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2024 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2025 #pragma extern_prefix.
2027 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2030 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2031 BLKmode, assert op0 is a MEM and just adjust its mode.
2034 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2035 if bitpos isn't multiple of mode's bitsize.
2037 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * c.opt (-ftemplate-depth=): New.
2040 (-ftemplate-depth-): Deprecate.
2041 * optc-gen.awk: Handle -ftemplate-depth=.
2042 * opth-gen.awk: Likewise.
2043 * c-opts.c (c_common_handle_option): Likewise.
2044 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2046 2010-02-24 Jason Merrill <jason@redhat.com>
2048 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2050 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2052 * cfg.c (alloc_aux_for_block): Remove inline.
2053 (alloc_aux_for_edge): Likewise.
2055 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2057 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2059 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2061 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2062 * config/i386/sol2-gas.h: New file.
2063 * config.gcc (i[34567]86-*-solaris2*): Use it.
2065 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2068 * c-typeck.c (ep_convert_and_check): New.
2069 (build_conditional_expr): Use it.
2070 (build_binary_op): Likewise.
2072 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2074 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2077 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2078 bounds even for -O+.
2079 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2080 expr needs to have DECL_NAME set.
2082 2010-02-24 Nick Clifton <nickc@redhat.com>
2084 * config/mep/mep.c: Include gimple.h.
2085 (mep_function_uses_sp): Delete unused function.
2086 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2087 parameters. Use unsigned integers to count args. Return a
2088 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2090 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2093 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2094 greater or equal to nelt instead of 2 * nelt.
2095 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2098 2010-02-23 Jason Merrill <jason@redhat.com>
2101 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2102 in cfun->local_decls even if they have register types.
2105 * stor-layout.c (place_field): Don't warn about unnecessary
2106 DECL_PACKED if the type is packed.
2108 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2111 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2112 GOTOFF relocs, even when the base reg isn't pic pointer.
2114 2010-02-23 Michael Matz <matz@suse.de>
2117 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2118 (expand_gimple_basic_block): Generate and use debug temps if there
2119 are debug uses left after the last real use of TERed ssa names.
2120 Unlink debug immediate uses when they are expanded.
2122 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2125 * config/i386/i386.c (override_options): Reorganise to provide
2126 better error messages.
2128 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2131 * graphite-scop-detection.c (create_single_exit_edge): Move
2132 the call to find_single_exit_edge to....
2133 (create_sese_edges): ...here. Don't handle multiple edges
2134 exiting the function.
2135 (build_graphite_scops): Don't handle multiple edges
2136 exiting the function.
2138 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2141 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2142 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2144 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2147 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2149 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2152 * c-typeck.c (convert_arguments): Print declaration location.
2153 * c-common.c (validate_nargs): Rename as
2154 builtin_function_validate_nargs.
2155 (check_builtin_function_arguments): Update.
2157 2010-02-22 Richard Guenther <rguenther@suse.de>
2160 * tree-inline.c (declare_return_variable): Use the type of
2161 the call stmt lhs if available.
2163 2010-02-22 Duncan Sands <baldrick@free.fr>
2165 * passes.c (register_pass): Always consider all pass lists when
2166 ref_pass_instance_number is zero.
2168 2010-02-22 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/42749
2171 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2172 parameter. Do arithmetic in the original type.
2173 (update_accumulator_with_ops): Likewise.
2174 (adjust_accumulator_values): Adjust.
2176 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2178 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2179 (QI to BLKmode splitter): New splitter.
2181 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2183 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2184 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2186 2010-02-22 Richard Guenther <rguenther@suse.de>
2188 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2190 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2192 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2193 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2194 ($(T)crti.o, $(T)crtn.o): Remove rules.
2196 2010-02-21 Tobias Burnus <burnus@net-b.de>
2199 * doc/invoke.texi (-fassociative-math): Document that this
2200 option is automatically enabled for Fortran.
2202 2010-02-20 David S. Miller <davem@davemloft.net>
2204 * configure.ac: Test if linker and assembler properly support
2205 GOTDATA_OP relocations.
2206 * configure: Rebuild.
2207 * config.in: Likewise.
2208 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2209 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2210 (movsi_high_pic): Likewise.
2211 (movdi_lo_sum_pic): Likewise.
2212 (movdi_high_pic): Likewise.
2213 (movsi_pic_gotdata_op): New pattern.
2214 (movdi_pic_gotdata_op): Likewise.
2215 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2216 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2218 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2222 attribute to ssemul.
2223 (xop_mulv2div2di3_high): Ditto.
2225 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2228 * c.opt (Wconversion-null): New option.
2229 * doc/invoke.texi (Wconversion-null): Document.
2231 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * common.opt (Wlarger-than-): Add Undocumented.
2235 2010-02-19 Mike Stump <mikestump@comcast.net>
2237 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2239 2010-02-19 Jason Merrill <jason@redhat.com>
2242 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2243 * configure: Likewise.
2245 2010-02-20 Alan Modra <amodra@gmail.com>
2248 * cgraph.h (cgraph_make_decl_local): Declare.
2249 * cgraph.c (cgraph_make_decl_local): New function.
2250 (cgraph_make_node_local): Use it.
2251 * cgraphunit.c (cgraph_function_versioning): Likewise.
2252 * ipa.c (function_and_variable_visibility): Likewise.
2254 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2257 * except.c (sjlj_emit_function_enter): Don't call
2258 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2260 * rtl.h (add_reg_br_prob_note): Remove prototype.
2262 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2265 * c-common.c (conversion_warning): Remove widening conversions
2266 before checking the conversion of integers to reals.
2268 2010-02-19 Mike Stump <mikestump@comcast.net>
2271 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2274 * cgraphunit.c (process_function_and_variable_attributes): Check
2275 DECL_PRESERVE_P instead of looking up attribute "used".
2276 * ipa-pure-const.c (check_decl): Likewise.
2277 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2278 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2279 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2280 instead of attribute "used".
2281 * config/sol2-c.c (solaris_pragma_init): Likewise.
2282 (solaris_pragma_fini): Likewise.
2284 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2286 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2287 Use XCNEW instead of xcalloc.
2288 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2289 XNEW instead of xmalloc.
2290 (get_fields): Use XNEWVEC instead of xmalloc.
2293 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2294 populate vars array.
2295 (create_new_general_access): For debug stmts just reset value.
2296 (get_stmt_accesses): For accesses within debug stmts just record them
2297 using add_access_to_acc_sites instead of preventing the peeling or
2298 counting them as accesses.
2301 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2303 2010-02-19 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/42916
2306 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2309 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2311 * configure.ac: Replace all uses of changequote in macro arguments
2312 with proper quoting.
2314 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2317 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2319 2010-02-19 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/42944
2322 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2323 test for aliasing with errno.
2325 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2328 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2329 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2330 * dojump.c: Include output.h.
2331 (inv): New inline function.
2332 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2333 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2334 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2335 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2336 argument, pass it down to other calls.
2337 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2338 add REG_BR_PROB note to the conditional jump.
2339 * cfgexpand.c (add_reg_br_prob_note): Removed.
2340 (expand_gimple_cond): Don't call it, add the probability
2341 as last argument to jumpif_1/jumpifnot_1.
2342 * Makefile.in (dojump.o): Depend on output.h.
2343 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2345 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2346 * stmt.c (do_jump_if_equal): Likewise.
2347 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2348 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2349 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2351 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2352 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2353 jumpifnot_1 callers.
2354 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2356 (store_expr): Adjust jumpifnot caller.
2357 (store_constructor): Adjust jumpif caller.
2360 * gimplify.c (gimple_boolify): For __builtin_expect call
2361 gimple_boolify also on its first argument.
2363 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2365 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2367 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2368 * configure: Regenerated.
2370 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2372 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2373 lang_hooks.types_compatible_p instead of comptypes.
2375 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2377 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2378 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2379 if __prefer_thumb__ is defined.
2381 2010-02-18 Martin Jambor <mjambor@suse.cz>
2383 PR tree-optimization/43066
2384 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2385 array with zero-sized element type.
2387 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2389 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2390 rtx, allocate struct var_loc_node here and return it to the
2391 caller, and only if it is actually needed.
2392 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2393 move it earlier and return immediately if it returns NULL.
2395 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2397 * config/sparc/gas.h: New file. Restore
2398 TARGET_ASM_NAMED_SECTION to its ELF default.
2399 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2401 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2402 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2403 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2404 after sparc/sysv4.h.
2406 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2408 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2410 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2412 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2413 patterns from predicated pattern.
2415 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2419 for insn mnemonic suffix.
2421 2010-02-17 Richard Guenther <rguenther@suse.de>
2423 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2426 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2429 * caller-save.c (save_call_clobbered_regs): If BB ends with
2430 a DEBUG_INSN, move any notes in between last real insn and the last
2431 DEBUG_INSN after the last DEBUG_INSN.
2433 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2435 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2436 Fix return type. Fix argument type. Explain meaning of return value.
2438 2010-02-16 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/41043
2441 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2442 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2444 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2446 2010-02-16 Ira Rosen <irar@il.ibm.com>
2448 PR tree-optimization/43074
2449 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2450 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2451 vectorizable cycles in hybrid SLP check.
2452 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2454 2010-02-16 Richard Guenther <rguenther@suse.de>
2456 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2457 (true_dependence): If memrefs_conflict_p computes must-alias
2458 trust it. Move TBAA check after offset-based disambiguation.
2459 (canon_true_dependence): Likewise.
2461 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2463 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2464 * doc/invoke.texi: Document it.
2465 * var-tracking.c: Include toplev.h and params.h.
2466 (vt_find_locations): Return bool indicating success. Compute
2467 hash sizes unconditionally. Check new parameter, report.
2468 (variable_tracking_main_1): Check vt_find_locations results and
2469 retry. Renamed from...
2470 (variable_tracking_main): ... this. New wrapper to preserve
2471 flag_var_tracking_assignments.
2472 * Makefile.in (var-tracking.o): Adjust dependencies.
2474 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2475 Jakub Jelinek <jakub@redhat.com>
2478 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2479 if weak_import attribute is present.
2480 * config/darwin.c (machopic_select_section): Likewise.
2482 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2484 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2485 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2486 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2487 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2489 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2492 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2495 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2496 Rewrite text to refer to the names.
2498 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2500 * config/i386/i386-builtin-types.def
2501 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2502 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2503 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2504 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2505 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2506 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2507 IX86_BUILTIN_VPERMIL2PS256.
2508 (MULTI_ARG_4_DF2_DI_I): Defined.
2509 (MULTI_ARG_4_DF2_DI_I1): Defined.
2510 (MULTI_ARG_4_SF2_SI_I): Defined.
2511 (MULTI_ARG_4_SF2_SI_I1): Defined.
2512 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2513 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2514 __builtin_ia32_vpermil2ps256.
2515 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2516 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2517 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2518 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2519 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2520 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2521 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2522 CODE_FOR_xop_vpermil2v8sf3.
2523 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2524 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2525 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2526 (_mm256_permute2_pd): New.
2527 (_mm_permute2_ps): New.
2528 (_mm256_permute2_ps): New.
2530 2010-02-15 Nick Clifton <nickc@redhat.com>
2532 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2533 boolean parameters. Use emit_jump_insn when emitting a pop
2534 instruction containing a return insn.
2535 (push): Use 'true' rather than '1' as second parameter to F.
2536 (h8300_expand_prologue): Likewise.
2537 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2538 (h8300_expand_epilogue): Likewise.
2540 2010-02-15 Richard Guenther <rguenther@suse.de>
2543 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2546 2010-02-15 Nick Clifton <nickc@redhat.com>
2548 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2551 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2553 * intl.c (fake_ngettext): New function.
2554 * intl.h (fake_ngettext): Declare.
2555 (ngettext): Define macro.
2556 * collect2.c (notice_translated): New function.
2557 (main): Use notice_translated and ngettext.
2558 * collect2.h (notice_translated): Declare.
2560 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2562 * reorg.c (delete_computation): Comment fixes.
2563 * caller-save.c (setup_save_areas): Idem.
2564 * sel-sched-dump.c (dump_lv_set): Idem.
2567 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2569 * config/s390/s390.c (s390_sched_init): New function.
2570 (TARGET_SCHED_INIT): Target hook defined.
2572 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2573 Jack Howarth <howarth@bromo.med.uc.edu>
2574 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2577 Partial revert of unintended change in fix for PR41605.
2578 * config/darwin.h: Fix typo.
2579 * config/darwin9.h: Same.
2581 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2583 * c-pch.c (pch_init): Clear v.
2585 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2588 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2589 graphite_can_represent_init for MULT_EXPR.
2591 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2595 * graphite-sese-to-poly.c (remove_phi): New.
2596 (translate_scalar_reduction_to_array): Call remove_phi.
2598 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2601 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2602 * graphite-clast-to-gimple.h (gloog): Update declaration.
2603 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2604 * graphite-poly.h (struct poly_bb): Add missing comments.
2605 (struct scop): Add poly_scop_p field.
2607 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2608 * graphite.c (graphite_transform_loops): Build the polyhedral
2609 representation for each scop before code generation.
2610 * sese.c (rename_variables_in_operand): Removed.
2611 (rename_variables_in_expr): Return the renamed expression.
2612 (rename_sese_parameters): New.
2613 * sese.h (rename_sese_parameters): Declared.
2615 2010-02-11 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/42998
2618 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2619 POINTER_PLUS_EXPR properly.
2621 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2622 Changpeng Fang <changpeng.fang@amd.com>
2625 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2626 the cost of an IV candidate when the IV is used in a test against zero.
2628 * gcc.dg/tree-ssa/ivopts-3.c: New.
2630 2010-02-11 Richard Guenther <rguenther@suse.de>
2633 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2634 pointer-vs-decl case by swapping refs. Handle some cases
2635 of pointer-vs-decl disambiguations more conservatively.
2636 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2637 to false after expanding.
2639 2010-02-11 Richard Guenther <rguenther@suse.de>
2642 * gcc.c (process_command): Handle LTO file@offset case more
2645 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2647 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2648 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2650 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2652 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2653 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2654 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2655 Optimize eq/ne comparisons when both arguments are known to be
2657 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2658 Don't mask operands unnecessarily if they are known to be already
2661 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2663 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2666 2010-02-10 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/43017
2669 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2670 for wrapping signed arithmetic.
2672 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2675 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2676 if no debug info should be emitted for it.
2678 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2680 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2681 note when flag_exceptions is set.
2683 2010-02-10 Duncan Sands <baldrick@free.fr>
2685 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2687 2010-02-10 Richard Guenther <rguenther@suse.de>
2690 * tree.c (get_unwidened): Handle constants.
2691 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2693 2010-02-10 Martin Jambor <mjambor@suse.cz>
2696 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2697 check for variable argument counts independently.
2699 2010-02-10 Christian Bruel <christian.bruel@st.com>
2702 * config/sh/sh.c (find_barrier): Increase length for non delayed
2703 conditional branches.
2705 2010-02-10 Christian Bruel <christian.bruel@st.com>
2707 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2709 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2711 * builtins.c (set_builtin_user_assembler_name): Also handle
2712 ffs if int is smaller than word.
2714 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2717 * ira-conflicts.c (get_dup): Remove.
2718 (process_reg_shuffles): Add new parameter. Use it as an
2719 additional guard for copy generation.
2720 (add_insn_allocno_copies): Rewrite.
2722 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2724 * common.opt (fsched2-use-traces): Preserved for backward
2726 * doc/invoke.texi: Remove the documentation about option
2727 -fsched2-use-traces.
2728 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2729 flag_sched2_use_traces.
2730 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2731 the backward compatibility flag section.
2733 2010-02-09 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/43008
2736 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2737 make HEAP variables initialized from global memory if they
2738 are not known builtin functions.
2739 (find_func_aliases): Adjust.
2741 2010-02-09 Richard Guenther <rguenther@suse.de>
2743 PR tree-optimization/43000
2744 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2745 arithmetic manually.
2747 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2749 PR tree-optimization/42931
2750 * tree-loop-linear.c (try_interchange_loops): Don't call
2751 double_int_mul if estimated_loop_iterations failed.
2753 2010-02-08 Martin Jambor <mjambor@suse.cz>
2756 * tree-sra.c (build_accesses_from_assign): Do not mark in
2757 should_scalarize_away_bitmap if stmt has volatile ops.
2758 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2761 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2763 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2765 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2767 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2770 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2773 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2775 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2778 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2779 to unknown_dependence.
2780 (graphite_legal_transform_dr): Handle the unknown_dependence.
2781 (graphite_carried_dependence_level_k): Same.
2783 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2785 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2787 2010-02-07 Richard Guenther <rguenther@suse.de>
2790 * expr.c (get_inner_reference): Always initialize *pbitsize.
2792 2010-02-07 Richard Guenther <rguenther@suse.de>
2795 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2796 new ARRAY_REFs on variable size element or minimal index arrays.
2798 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2799 gimple_fold_indirect_ref.
2801 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2804 * arm.c (arm_override_options): Just return if the user has specified
2805 an invalid fpu name.
2807 2010-02-03 Jason Merrill <jason@redhat.com>
2810 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2811 i386_pe_maybe_record_exported_symbol.
2813 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2816 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2817 (pa_delegitimize_address): New function.
2819 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2821 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2822 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2824 2010-02-05 Richard Guenther <rguenther@suse.de>
2827 * lto-streamer-in.c (get_resolution): Deal with references
2828 to undefined functions.
2830 2010-02-05 Richard Guenther <rguenther@suse.de>
2832 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2833 (fold_const_aggregate_ref): Likewise.
2834 (ccp_fold_stmt): Substitute loads.
2835 (maybe_fold_reference): Verify types before substituting.
2837 (fold_gimple_assign): Unshare properly.
2838 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2840 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2842 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2843 for rs6000_gen_cell_microcode.
2845 2010-02-04 Richard Guenther <rguenther@suse.de>
2847 PR rtl-optimization/42952
2848 * dse.c (const_or_frame_p): Remove MEM handling.
2850 2010-02-04 Nick Clifton <nickc@redhat.com>
2852 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2853 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2854 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2855 (mn10300_asm_output_mi_thunk): New function.
2856 (mn10300_can_output_mu_thunk): New function.
2857 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2858 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2859 (FUNCTION_ARG): Delete incorrect comment.
2861 2010-02-03 Jason Merrill <jason@redhat.com>
2864 * fold-const.c (operand_equal_p): Handle erroneous types.
2866 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2868 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2870 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2872 PR rtl-optimization/42941
2873 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2876 2010-02-03 Jason Merrill <jason@redhat.com>
2879 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2881 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2884 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2885 (cselib_reset_table): Renamed from...
2886 (cselib_reset_table_with_next_value): ... this.
2887 (cselib_get_next_uid): Renamed from...
2888 (cselib_get_next_unknown_value): ... this.
2889 * cselib.c (next_uid): Renamed from...
2890 (next_unknown_value): ... this.
2891 (cselib_clear_table): Adjust.
2892 (cselib_reset_table): Adjust. Renamed from...
2893 (cselib_reset_table_with_next_value): ... this.
2894 (cselib_get_next_uid): Adjust. Renamed from...
2895 (cselib_get_next_unknown_value): ... this.
2896 (get_value_hash): Use hash.
2897 (cselib_hash_rtx): Likewise.
2898 (new_cselib_val): Adjust. Set and dump uid.
2899 (cselib_lookup_mem): Pass next_uid as hash.
2900 (cselib_subst_to_values): Likewise.
2901 (cselib_log_lookup): Dump uid.
2902 (cselib_lookup): Pass next_uid as hash. Adjust.
2903 (cselib_process_insn): Adjust.
2904 (cselib_init): Initialize next_uid.
2905 (cselib_finish): Adjust.
2906 (dump_cselib_table): Likewise.
2907 * dse.c (canon_address): Dump value uid.
2908 * print-rtl.c (print_rtx): Print value uid.
2909 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2911 (dv_uid): New function, sort of renamed from...
2912 (dv_htab_hash): ... this, reimplemented in terms of it and...
2913 (dv_uid2hash): ... this. New.
2914 (variable_htab_eq): Drop excess assertions.
2915 (tie_break_pointers): Removed.
2916 (canon_value_cmp): Compare uids.
2917 (variable_post_merge_New_vals): Print uids.
2918 (vt_add_function_parameters): Adjust.
2919 (vt_initialize): Reset table. Adjust.
2921 2010-02-03 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/42944
2924 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2925 (call_may_clobber_ref_p_1): Likewise. Properly handle
2926 malloc and calloc clobbering errno.
2928 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2930 * doc/invoke.texi: Fix name of sched1 dump.
2932 * opts.c (decode_options): Set flag_tree_switch_conversion
2933 only conditionally on optimize >= 2.
2935 * gcse.c: Assorted comment fixes in pass description.
2937 2010-02-03 Anthony Green <green@moxielogic.com>
2939 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2940 nop padding in order to maintain alignment of storage location of
2941 target function address.
2942 (moxie_trampoline_init): Store target function address at newly
2944 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2946 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2948 2010-02-03 Richard Guenther <rguenther@suse.de>
2951 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2953 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2955 * config.gcc: Reenable check for obsolete targets.
2956 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2957 mips-sgi-irix6.[0-4]*.
2959 2010-02-02 Nick Clifton <nickc@redhat.com>
2961 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2962 constant size of 4 as being the same as 0.
2963 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2964 can take values in the range 0..4.
2966 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2969 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2970 as _darwin10_Unwind_FindEnclosingFunction().
2971 * libgcc-libsystem.ver: New.
2973 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2976 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2977 implicitly set registers.
2979 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2981 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2982 (arm_override_options): Allow automatic selection of the thread
2983 pointer register if thumb2.
2984 (legitimize_pic_address): Improve code sequences for Thumb2.
2985 (arm_call_tls_get_addr): Likewise.
2986 (legitimize_tls_address): Likewise.
2987 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2988 (pic_load_addr_32bit): ... this. New named pattern.
2989 * thumb2.md (pic_load_addr_thumb2): Delete.
2990 (pic_load_dot_plus_four): Delete.
2991 (tls_load_dot_plus_four): New named pattern.
2993 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2996 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2997 Document fix for TLS bug.
2999 2010-01-31 Richard Guenther <rguenther@suse.de>
3001 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3002 conservatively correct.
3004 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3008 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3010 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3012 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3014 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3016 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3018 * config.gcc: Adjust order of makefile fragments for mingw targets.
3020 2010-01-31 Richard Guenther <rguenther@suse.de>
3023 * gimplify.c (gimplify_init_constructor): For volatile LHS
3024 initialize a temporary.
3026 2010-01-31 Matthias Klose <doko@ubuntu.com>
3028 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3030 * configure: Regenerate.
3032 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3034 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3035 the same alias set and their sizes different constantness.
3036 (aliasing_component_refs_p): Revert 2009-10-24 change.
3038 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3043 2010-01-29 Richard Guenther <rguenther@suse.de>
3045 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3046 Assert we successfully updated the call.
3048 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3050 PR rtl-optimization/42889
3051 * df.h (df_set_bb_dirty_nonlr): New prototype.
3052 * df-core.c (df_set_bb_dirty_nonlr): New function.
3053 * df-scan.c (df_insn_rescan): Call it instead of
3054 df_set_bb_dirty for DEBUG_INSNs.
3056 2010-01-29 Richard Guenther <rguenther@suse.de>
3059 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3060 quadratic behavior in most cases.
3062 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3065 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3066 in the call to gen_x86_movsicc_0_m1.
3068 2010-01-28 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/42871
3071 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3073 2010-01-28 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3076 into call arguments.
3078 2010-01-28 Richard Guenther <rguenther@suse.de>
3081 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3082 the forwarder if the destination is an EH landing pad.
3084 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3086 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3087 block list passed to gimple_duplicate_sese_tail.
3088 (parallelize_loops): Avoid parallelization when the function
3090 Avoid parallelization when the preheader is IRREDUCIBLE.
3091 Try to optimize when estimated_loop_iterations_int is unresolved.
3092 Add the loop's location to the dump file.
3093 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3094 (gimple_duplicate_sese_tail): Remove the check for the latch.
3095 Redirect nexits to the exit block.
3096 Remove handling of the incoming edges to the latch.
3097 Redirect the backedge from the copied latch to the exit bb.
3099 2010-01-28 Michael Matz <matz@suse.de>
3102 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3103 Wrap force_reg into a sequence, emit it before user.
3105 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3107 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3109 (arm_legacy_rev): Likewise.
3110 (thumb_legacy_rev): Likewise.
3112 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3114 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3115 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3116 on MEM's address failed, try avoid_constant_pool_reference and
3117 recurse if it returned something different.
3118 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3119 address, try avoid_constant_pool_reference and recurse if it
3120 returned something different.
3121 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3122 address and avoid_constant_pool_reference returned something
3123 different, don't set have_address.
3125 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3128 * var-tracking.c (val_store): Add modified argument, obey it.
3130 (count_uses): Move down logging of main.
3131 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3132 don't need resolution.
3133 (emit_notes_in_bb): Likewise.
3135 2010-01-27 Richard Guenther <rguenther@suse.de>
3138 * tree-inline.c (remap_decl): Delay remapping of SSA name
3139 default definitions until we need them.
3141 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3143 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3144 (rs6000_delegitimize_address): New function.
3146 * config/s390/s390.c (s390_delegitimize_address): Call
3147 delegitimize_mem_from_attrs.
3150 * tree-inline.c (cannot_copy_type_1): Removed.
3151 (copy_forbidden): Don't forbid copying of functions containing
3152 records/unions with variable length fields.
3154 2010-01-27 Christian Bruel <christian.bruel@st.com>
3158 * config/sh/sh.c (find_barrier): Increase length for non delayed
3159 conditional branches.
3161 2010-01-27 Matthias Klose <doko@ubuntu.com>
3163 * configure.ac (gnu-unique-object): Fix ldd version check.
3164 * configure: Regenerate.
3166 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3168 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3170 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3171 Test for HAVE_GNU_AS value.
3173 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3175 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3176 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3177 INT64_TYPE): Define.
3178 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3179 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3180 INT_LEAST64_TYPE): Define.
3181 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3182 UINT_LEAST64_TYPE): Define.
3183 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3184 INT_FAST64_TYPE): Define.
3185 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3186 UINT_FAST64_TYPE): Define.
3187 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3188 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3189 (SIG_ATOMIC_TYPE): Define.
3191 2010-01-26 Richard Guenther <rguenther@suse.de>
3193 * df-scan.c (df_scan_set_bb_info): Remove assert.
3194 (df_insn_rescan_debug_internal): Merge asserts.
3195 (df_install_ref): Likewise.
3196 (df_mark_reg): Use bitmap_set_range.
3197 (df_hard_reg_used_p): Remove assert.
3198 (df_hard_reg_used_count): Likewise.
3200 2010-01-26 Richard Guenther <rguenther@suse.de>
3202 PR rtl-optimization/42685
3203 * web.c (web_main): Ignore DEBUG_INSNs.
3205 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3207 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3209 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3210 Fix types of fndecl and arglist parameters.
3212 2010-01-26 Richard Guenther <rguenther@suse.de>
3215 * tree-eh.c (unsplit_eh): Skip debug insns.
3217 2010-01-26 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/42250
3220 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3222 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3225 * omp-low.c (expand_omp_sections): Only use single_pred if
3226 l2_bb is single_pred_p.
3228 2010-01-25 Christian Bruel <christian.bruel@st.com>
3231 * config/sh/sh.c (find_barrier): Increase length for non delayed
3232 conditional branches.
3233 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3235 2010-01-24 David S. Miller <davem@davemloft.net>
3237 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3238 define if not using GAS.
3239 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3240 Likewise. Delete SECTION_MERGE code, which is only applicable
3243 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3246 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3247 mangling of va_list in system headers.
3249 2010-01-23 Toon Moene <toon@moene.org>
3251 * tree-predcom.c (combine_chains): Return NULL, not false.
3253 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3255 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3256 initialization of variable res to agree with return type.
3258 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3260 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3261 * tree-sra.c: Add include of expr.h.
3263 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3265 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3266 insert the debug stmt on the single non-EH edge from the stmt.
3268 2010-01-22 Richard Henderson <rth@redhat.com>
3271 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3272 the RHS until after generate_subtree_copies has insertted its
3273 code before the current statement.
3275 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3277 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3279 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3281 2010-01-21 Martin Jambor <mjambor@suse.cz>
3283 PR tree-optimization/42585
3284 * tree-sra.c (struct access): New field grp_total_scalarization.
3285 (dump_access): Dump the new field.
3286 (should_scalarize_away_bitmap): New variable.
3287 (cannot_scalarize_away_bitmap): Likewise.
3288 (sra_initialize): Allocate new bitmaps.
3289 (sra_deinitialize): Free new bitmaps.
3290 (create_access_1): New function.
3291 (create_access): Parts moved to create_access_1.
3292 (type_consists_of_records_p): New function.
3293 (completely_scalarize_record): Likewise.
3294 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3295 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3296 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3298 (analyze_all_variable_accesses): Completely scalarize small eligible
3301 2010-01-21 Martin Jambor <mjambor@suse.cz>
3303 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3305 2010-01-21 Andrew Haley <aph@redhat.com>
3307 * gcc.c (process_command): Move lang_specific_driver before
3308 setting cc_libexec_prefix.
3310 2010-01-21 Richard Guenther <rguenther@suse.de>
3313 * fold-const.c (negate_expr_p): Pretend only negative
3314 real constants are easily negatable.
3316 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3317 Jason Merrill <jason@redhat.com>
3319 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3320 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3321 * calls.c (initialize argument_information): Handle it.
3322 * c-common.c (handle_transparent_union_attribute): Use new name.
3323 * c-decl.c (finish_struct): Ditto.
3324 * c-typeck.c (type_lists_compatible_p): Ditto.
3325 (convert_for_assignment): Use new name and also handle record.
3326 * function.c (aggregate_value_p): Handle it.
3327 (pass_by_reference): Ditto.
3328 (assign_parm_data_types): Ditto.
3329 * print-tree.c (print_node): Ditto.
3330 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3331 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3332 * tree.c (first_field): New fn.
3334 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3337 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3338 even when linking statically, for now.
3340 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3343 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3344 without a cselib val.
3345 (count_uses): Accept MO_VAL_SET with no val on stores.
3346 (add_stores): Likewise.
3348 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3350 * var-tracking.c (check_value_val): Add a compile time assertion.
3351 (dv_is_decl_p): Simplify.
3352 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3353 gcc_assert if ENABLE_CHECKING.
3355 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3358 * var-tracking.c: Include tree-flow.h.
3359 (mem_dies_at_call): New.
3360 (dataflow_set_preserve_mem_locs): Use it.
3361 (dataflow_set_remove_mem_locs): Likewise.
3362 (dump_var): Renamed from dump_variable. Adjust all callers.
3363 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3364 * Makefile.in (var-tracking.o): Adjust deps.
3366 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3368 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3370 2010-01-20 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/42717
3373 * tree-ssa-dce.c (get_live_post_dom): Remove.
3374 (forward_edge_to_pdom): Take an arbitrary edge to copy
3375 degenerate PHI args from.
3376 (remove_dead_stmt): Use the first post-dominator even if it
3377 does not contain live statements as redirection destination.
3379 2010-01-20 Richard Guenther <rguenther@suse.de>
3381 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3383 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3385 * sel-sched.c (create_speculation_check): Remove set but not used
3387 (try_transformation_cache): Remove set but not used variable ds.
3388 (calculate_privileged_insns): Remove set but not used variables
3389 cur_insn and min_spec_insn.
3390 (find_best_expr): Remove set but not used variable avail_n.
3391 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3393 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3395 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3396 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3399 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3402 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3403 cpu types. Add support for *-sse3 cpu types.
3404 (x86_64-*-*): Ditto.
3406 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3409 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3410 argument, call initializer_constant_valid_p_1 instead of
3411 initializer_constant_valid_p, pass CACHE to it, return NULL
3412 immediately if first call returns NULL.
3413 (initializer_constant_valid_p_1): New function.
3414 (initializer_constant_valid_p): Use it.
3416 2010-01-20 Thomas Quinot <quinot@adacore.com>
3418 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3420 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3422 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3423 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3424 (loc_list_from_tree): Don't handle unsigned division. Handle
3425 signed modulo using DW_OP_{over,over,div,mul,minus}.
3426 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3427 modulo instead of signed.
3429 2010-01-20 DJ Delorie <dj@redhat.com>
3431 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3433 (h8300_emit_stack_adjustment): Propogate it.
3435 (h8300_expand_prologue): Likewise.
3436 (h8300_expand_epilogue): Likewise.
3438 2010-01-19 Michael Matz <matz@suse.de>
3440 PR tree-optimization/41783
3441 * tree-data-ref.c (toplevel): Include flags.h.
3442 (dump_data_dependence_relation): Also dump the inputs if the
3443 result will be unknown.
3444 (split_constant_offset_1): Look through some conversions.
3445 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3446 the offset from last element is too large.
3447 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3448 (reassociate_to_the_same_stmt): Handle vector registers.
3449 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3451 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3452 wide_prolog_niters argument, emit widening instructions.
3453 (vect_do_peeling_for_alignment): Adjust caller, use widened
3454 variant of the iteration cound.
3455 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3457 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3460 * config/arm/neon-testgen.m (emit_automatics): New parameter
3461 features. Adjust for Fixed_return_reg feature.
3462 (test_intrinsic): Call emit_automatics with new feature.
3463 * config/arm/neon.ml: Update copyright years.
3464 (features): New Fixed_return_reg feature.
3465 (ops): Update feature for Vget_low.
3467 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3469 PR tree-optimization/42719
3470 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3474 * fwprop.c (all_uses_available_at): Return false if def_set dest
3475 is a REG that is used in def_insn.
3477 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3479 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3481 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3484 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3486 * target.h (struct gcc_target) <secondary_reload>: Change type
3487 of last argument to secondary_reload_info *.
3489 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3492 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3493 memory references with unaligned offsets. Remove CQImode handling.
3494 (unaligned_memory_operand): Return 1 for memory references with
3495 unaligned offsets. Remove CQImode handling.
3497 2010-01-18 Richard Guenther <rguenther@suse.de>
3500 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3503 2010-01-18 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/42781
3506 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3507 restrict processing only if the original variable was artificial.
3509 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3511 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3512 find number of popped argument bytes.
3514 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3515 Fix the text that describes the return value for invalid insns.
3517 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3519 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3520 Clarify what 'cost of the -dependence' is. Fix quoting.
3522 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3523 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3525 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3527 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3528 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3530 2010-01-17 Richard Guenther <rguenther@suse.de>
3533 * function.c (split_complex_args): Take a VEC to modify.
3534 (assign_parms_augmented_arg_list): Build a VEC instead of
3535 a chain of PARM_DECLs.
3536 (assign_parms_unsplit_complex): Take a VEC of arguments.
3537 Do not fixup unmodified parms.
3538 (assign_parms): Deal with the VEC.
3539 (gimplify_parameters): Likewise.
3541 2010-01-17 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3544 node existence check.
3545 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3546 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3547 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3548 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3549 (gimple_execute_on_growing_pred): Likewise.
3551 2010-01-17 Richard Guenther <rguenther@suse.de>
3553 PR tree-optimization/42773
3554 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3555 (compute_antic_aux): Likewise.
3556 (compute_partial_antic_aux): Likewise.
3558 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3561 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3564 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3566 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3569 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3570 Fix markup for strict argument.
3572 (TARGET_SCHED_REORDER2): Fix argument types.
3574 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3575 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3577 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3578 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3580 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3583 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3584 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3585 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3586 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3587 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3589 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3591 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3593 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3594 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3596 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3598 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3601 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3603 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3604 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3606 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3608 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3610 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3611 referring to it. Fix language.
3613 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3615 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3617 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3619 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3621 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3622 '@var{stream}. Remove stray 'and'.
3624 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3626 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3628 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3630 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3631 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3633 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3634 Fix description of return value.
3635 Rename argument "sz" to "len."
3637 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3638 Clarify meaning of 'true' return value.
3640 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3642 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3643 rep_mode versus mode_rep.
3645 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3647 (TARGET_BUILTIN_DECL): Fix name.
3649 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3651 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3653 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3655 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3657 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3659 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3662 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3663 Rename argument tm_fn to md_fn.
3665 (TARGET_OPTION_PRINT): Fix argument list.
3667 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3670 * config/i386/i386.c (ix86_fixup_binary_operands):
3671 Revert FMA4 fixup of operands.
3673 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3676 * Makefile.in (write_entries_to_file, install-plugin):
3677 Use \012 instead of \n with tr.
3679 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3681 * configure.ac (HAVE_AS_REF): New C macro.
3682 * configure: Regenerate.
3683 * config.in: Likewise.
3684 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3686 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3689 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3691 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3693 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3695 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3697 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3699 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3701 (TARGET_BINDS_LOCAL_P): Fix argument type.
3703 (TARGET_ASM_FILE_END): Use prototype.
3705 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3707 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3709 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3711 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3713 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3714 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3716 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3717 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3719 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3720 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3721 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3722 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3724 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3726 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3728 (TARGET_INIT_BUILTINS): Use prototype.
3730 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3731 Put 'const char *' in braces. Fix parameter types.
3732 (TARGET_INVALID_CONVERSION): Fix parameter types.
3733 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3734 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3736 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3739 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3741 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3743 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3745 * doc/tm.texi (TARGET_HELP): Fix return type.
3747 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3748 in braces. Fix argument types.
3750 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3752 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3754 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3756 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3757 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3759 (TARGET_MANGLE_TYPE): Fix argument types.
3761 (TARGET_IRA_COVER_CLASSES): Use prototype.
3763 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3765 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3767 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3769 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3771 (TARGET_CALLEE_COPIES): Fix argument types.
3773 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3775 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3777 (TARGET_FUNCTION_VALUE): Fix argument types.
3779 (TARGET_RETURN_IN_MSB): Fix argument type.
3781 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3783 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3785 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3787 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3788 agree with return type.
3790 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3792 2010-01-15 Jing Yu <jingyu@google.com>
3794 PR rtl-optimization/42691
3795 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3796 a pseudo to a constant and are merged, and adjust comments.
3798 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3800 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3802 2010-01-15 Richard Guenther <rguenther@suse.de>
3805 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3806 labels of computed or non-local gotos to the destination.
3807 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3808 landing pad label is the first label.
3810 2010-01-15 Richard Guenther <rguenther@suse.de>
3812 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3814 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3817 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3818 to allow generation of the xssqrtdp instruction on power7.
3819 (sqrtdf2_fpr): Ditto.
3821 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3824 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3825 functions with noreturn attribute.
3828 * varasm.c (declare_weak): Add weak attribute to decl if it
3829 doesn't have one already.
3830 (assemble_external): Only add decls to weak_decls if they also
3831 have weak attribute.
3833 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3835 * var-tracking.c (var_reg_delete): Don't delete the association
3836 between REGs and values or one-part variables if the register
3839 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3842 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3843 because its first operand is a non-localized variable.
3845 2010-01-14 Martin Jambor <mjambor@suse.cz>
3847 PR tree-optimization/42706
3848 * tree-sra.c (encountered_recursive_call): New variable.
3849 (encountered_unchangable_recursive_call): Likewise.
3850 (sra_initialize): Initialize both new variables.
3851 (callsite_has_enough_arguments_p): New function.
3852 (scan_function): Call decl and flags check only for IPA-SRA, check
3853 whether there is a recursive call and whether it has enough arguments.
3854 (all_callers_have_enough_arguments_p): New function.
3855 (convert_callers): Look for recursive calls only when
3856 encountered_recursive_call is set.
3857 (ipa_early_sra): Bail out either if
3858 !all_callers_have_enough_arguments_p or
3859 encountered_unchangable_recursive_call.
3861 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3863 * sel-sched.c: Add 2010 to copyright years.
3864 * sel-sched-ir.c: Likewise.
3865 * sel-sched-ir.h: Likewise.
3867 2010-01-14 Martin Jambor <mjambor@suse.cz>
3869 PR tree-optimization/42714
3870 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3871 constructors specially.
3873 2010-01-14 Andi Kleen <ak@linux.intel.com>
3875 * config/i386/drivers-i386.c (detect_caches_intel):
3876 Add l2sizekb parameter and fill in.
3877 (host_detect_local_cpu): Add l2sizekb, fill in.
3878 Add Atom small cache heuristic.
3880 2010-01-14 Andi Kleen <ak@linux.intel.com>
3882 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3883 Add level3 parameter and fill in.
3884 (detect_caches_intel): Handle level3 cache.
3886 2010-01-14 Andi Kleen <ak@linux.intel.com>
3888 * config/i386/drivers-i386.c (host_detect_local_cpu):
3889 Fix core duo detection.
3891 2010-01-14 Andi Kleen <ak@linux.intel.com>
3893 * config/i386/drivers-i386.c (host_detect_local_cpu):
3896 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3898 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3899 (rs6000_variable_issue_1): this. Use...
3900 (rs6000_variable_issue): here. Reimplement. Print debug info.
3902 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3904 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3905 sel_restore_notes. Update all callers. Call reemit_notes
3908 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3910 PR rtl-optimization/42246
3911 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3914 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3916 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3917 all successors is the same as number of successors in current region.
3919 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3921 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3922 to rename is not separable. Otherwise check that its LHS is not NULL.
3924 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3926 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3928 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3930 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3931 available registers when failed to discover LHS register class.
3932 Fix indentation. Update comment.
3934 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3935 Alexander Monakov <amonakov@ispras.ru>
3937 PR rtl-optimization/42389
3938 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3940 (advance_state_on_fence): Likewise.
3941 (sel_target_adjust_priority): Print debug output only when
3942 sched_verbose >= 4, not 2.
3943 (get_expr_cost): Do not issue all unique insns on the next cycle.
3944 (fill_insns): Initialize can_issue_more from the value saved
3946 * sel-sched-ir.c (flist_add): New parameter issue_more.
3947 Init FENCE_ISSUE_MORE with it.
3948 (merge_fences): Likewise.
3949 (init_fences): Update call to flist_add.
3950 (add_to_fences, add_clean_fence_to_fences)
3951 (add_dirty_fence_to_fences): Likewise.
3952 (move_fence_to_fences): Update call to merge_fences.
3953 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3955 * sel-sched-ir.h (struct _fence): New field issue_more.
3956 (FENCE_ISSUE_MORE): New accessor macro.
3958 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3960 PR rtl-optimization/42388
3961 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3962 that have no predecessors nor successors. Do not call move_bb_info
3963 for empty blocks outside of current region.
3965 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3967 PR rtl-optimization/42294
3968 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3969 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3970 originators' originators.
3972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3974 PR rtl-optimization/39453
3975 PR rtl-optimization/42246
3976 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3978 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3980 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3981 Alexander Monakov <amonakov@ispras.ru>
3984 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3985 (maybe_tidy_empty_bb): ... here. Make static. Add new
3986 argument. Update all callers.
3987 (tidy_control_flow): ... and here. Recompute topological order
3988 of basic blocks in region if necessary.
3989 (sel_redirect_edge_and_branch): Change return type. Return true
3990 if topological order might have been invalidated.
3991 (purge_empty_blocks): Export and move from...
3992 * sel-sched.c (purge_empty_blocks): ... here.
3993 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3994 (maybe_tidy_empty_bb): Delete prototype.
3995 (purge_empty_blocks): Declare.
3997 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3999 PR rtl-optimization/42249
4000 * sel-sched.c (try_replace_dest_reg): When chosen register
4001 and original register is the same, do not bail out early, but
4002 still check all original insns for validity of replacing destination
4003 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4006 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4009 Port from no-undefined-overflow branch:
4010 2009-03-09 Richard Guenther <rguenther@suse.de>
4012 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4014 2010-01-14 Richard Guenther <rguenther@suse.de>
4017 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4019 2010-01-14 Ira Rosen <irar@il.ibm.com>
4021 PR tree-optimization/42709
4022 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4023 as scalar type in creation of constant vector operand.
4025 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4028 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4029 (check-parallel-%): Match `testsuite' directory component only
4032 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4034 PR translation/39521
4035 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4038 2010-01-13 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/42730
4041 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4044 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4047 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4048 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4051 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4053 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4054 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4055 ___umulsi3_highpart.
4057 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4058 rather than schedule_insns if the pass is enabled.
4060 2010-01-13 Martin Jambor <mjambor@suse.cz>
4062 PR tree-optimization/42704
4063 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4066 2010-01-13 Martin Jambor <mjambor@suse.cz>
4068 PR tree-optimization/42703
4069 * tree-sra.c (analyze_access_subtree): Check that we can build a
4070 reference to the original data within the aggregate.
4072 2010-01-13 Richard Guenther <rguenther@suse.de>
4074 PR tree-optimization/42705
4075 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4077 2010-01-13 Richard Guenther <rguenther@suse.de>
4080 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4082 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4085 * var-tracking.c (values_to_unmark): New variable.
4086 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4087 values_to_unmark vector. Moved body to...
4088 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4089 instead queue it into values_to_unmark vector.
4090 (vt_find_locations): Free values_to_unmark vector.
4092 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4094 * config/s390/s390.c (override_options): Set
4095 default of max-pending-list-length to 256
4097 2010-01-13 Richard Guenther <rguenther@suse.de>
4100 * tree-pass.h (PROP_gimple_lcx): New.
4101 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4102 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4103 before the final cleanup_eh.
4104 (dump_properties): Dump PROP_gimple_lcx.
4105 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4106 (tree_lower_complex_O0): Remove.
4107 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4108 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4109 tree_lower_complex, schedule TODO_update_ssa.
4110 * lto-streamer-out.c (output_function): Stream the functions
4112 * lto-streamer-in.c (input_function): Likewise.
4113 (lto_read_body): Do not override them here.
4115 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4118 * c-typeck.c (build_c_cast): Fold value cast to union type before
4119 wrapping it in a CONSTRUCTOR.
4121 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4123 PR rtl-optimization/42699
4124 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4127 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4129 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4130 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4131 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4132 SUBTARGET_WARN_UNUSED_SPEC): ... here
4133 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4135 2010-01-12 Julian Brown <julian@codesourcery.com>
4137 * config/arm/neon-schedgen.ml (Utils): Don't try to
4138 open missing module.
4139 (find_with_result): New.
4141 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4144 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4145 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4147 PR tree-optimization/42645
4148 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4149 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4150 decl_map, set processing_debug_stmt to -1 and return name without
4153 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4155 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4156 binutils version, and reword target configuration description.
4158 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4160 * config/avr/avr.h (LINKER_NAME): Remove.
4162 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4165 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4166 that support VSX, warn for -mno-altivec if vsx is not disabled,
4169 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4170 Shujing Zhao <pearly.zhao@oracle.com>
4172 PR translation/42469
4173 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4174 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4175 character between option name and help text.
4176 * c.opt (imultilib): Likewise.
4178 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4180 * lto-streamer-out.c (output_unreferenced_globals): Output static
4183 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4185 PR rtl-optimization/42621
4186 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4187 optimizing for size.
4188 (duplicate_computed_gotos): Remove now-redundant check.
4190 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4193 * configure.ac: Save and restore LDFLAGS and LIBS
4194 * configure: Regenerate.
4196 2010-01-10 Richard Guenther <rguenther@suse.de>
4199 * builtins.c (fold_builtin_strlen): Add type argument and
4200 convert the resulting length to it.
4201 (fold_builtin_1): Adjust.
4203 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4205 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4206 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4208 (num_insns_constant_wide): Adjust for that change.
4210 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4213 * web.c (union_defs): Add used argument, to combine uses of
4215 (entry_register): Adjust type and tests of used argument.
4216 (web_main): Widen used for new use. Pass it to union_defs.
4217 * df.h (union_defs): Adjust prototype.
4219 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4222 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4223 uses in new incoming argument. Free body.
4224 (reset_debug_uses_in_loop): New.
4225 (analyze_insn_to_expand_var): Call the latter if the former found
4226 anything. Fix whitespace. Reject invalid dest overlaps before
4227 going through all insns in the loop.
4229 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4232 * haifa-sched.c (dying_use_p): Debug insns don't count.
4234 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4237 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4238 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4239 (verify_gimple_call): Reject LHS in noreturn calls.
4241 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4245 * tree-vect-loop-manip.c (adjust_info): New type.
4246 (adjust_vec): New pointer to vector.
4247 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4248 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4249 (slpeel_update_phis_for_duplicate_loop): Use them.
4250 (slpeel_update_phi_nodes_for_guard1): Likewise.
4251 (slpeel_update_phi_nodes_for_guard2): Likewise.
4252 (slpeel_tree_peel_loop_to_edge): Likewise.
4253 (vect_update_ivs_after_vectorizer): Likewise.
4255 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4257 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4258 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4260 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4262 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4263 bogus uninitialized warning.
4265 2010-01-09 Richard Guenther <rguenther@suse.de>
4268 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4269 the evolution is compatible with the initial condition.
4271 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4273 * gcc.c (process_command): Update copyright notice dates.
4274 * gcov.c (print_version): Likewise.
4275 * gcov-dump.c (print_version): Likewise.
4276 * mips-tfile.c (main): Likewise.
4277 * mips-tdump.c (main): Likewise.
4279 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4282 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4284 (rotlhi3_8): Delete.
4286 (rotlsi3_8): Delete.
4287 (rotlsi3_16): Delete.
4288 (rotlsi3_24): Delete.
4290 (*rotw<mode>3): New.
4291 (*rotb<mode>3): New.
4292 * config/avr/avr.c (avr_rotate_bytes): New function.
4293 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4295 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4298 * configure.ac: Modify -rdynamic check.
4299 * configure: Regenerate.
4301 2010-01-08 DJ Delorie <dj@redhat.com>
4303 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4304 register popping order.
4306 2010-01-08 Richard Guenther <rguenther@suse.de>
4309 * c.opt (fsigned-char): Also let LTO handle this option.
4310 (funsigned-char): Likewise.
4312 2010-01-07 Richard Guenther <rguenther@suse.de>
4314 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4315 (gimple_op): Likewise.
4316 (gimple_op_ptr): Likewise.
4317 (gimple_assign_set_lhs): Remove gcc_assert.
4318 (gimple_assign_set_rhs1): Likewise.
4319 (gimple_assign_set_rhs2): Likewise.
4320 (gimple_call_set_lhs): Likewise.
4321 (gimple_call_set_fn): Likewise.
4322 (gimple_call_set_fndecl): Likewise.
4323 (gimple_call_fndecl): Likewise.
4324 (gimple_call_return_type): Likewise.
4325 (gimple_call_set_chain): Likewise.
4326 (gimple_call_num_args): Likewise.
4327 (gimple_call_set_arg): Likewise.
4328 (gimple_cond_set_code): Likewise.
4329 (gimple_cond_set_lhs): Likewise.
4330 (gimple_cond_set_rhs): Likewise.
4331 (gimple_cond_set_true_label): Likewise.
4332 (gimple_cond_set_false_label): Likewise.
4333 (gimple_label_set_label): Likewise.
4334 (gimple_goto_set_dest): Likewise.
4335 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4336 (gimple_debug_bind_get_value): Likewise.
4337 (gimple_debug_bind_get_value_ptr): Likewise.
4338 (gimple_debug_bind_set_var): Likewise.
4339 (gimple_debug_bind_set_value): Likewise.
4340 (gimple_debug_bind_reset_value): Likewise.
4341 (gimple_debug_bind_has_value_p): Likewise.
4342 (gimple_return_retval_ptr): Remove gcc_assert.
4343 (gimple_return_retval): Likewise.
4344 (gimple_return_set_retval): Likewise.
4345 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4346 (safe_referenced_var_iterator): Remove.
4347 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4348 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4349 (fill_referenced_var_vec): Remove.
4350 (first_readonly_imm_use): Remove redundant gcc_assert.
4351 (phi_arg_index_from_use): Combine gcc_asserts.
4352 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4353 (first_imm_use_stmt): Remove redundant gcc_assert.
4354 * tree-cfg.c (verify_gimple_call): Verify function and chain
4355 operands. Verify arguments.
4356 (verify_types_in_gimple_stmt): Verify condition code and labels.
4358 2010-01-07 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/42641
4361 * sese.c (rename_map_elt_info): Use the SSA name version, do
4364 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4366 PR tree-optimization/42625
4367 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4368 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4370 2010-01-07 Duncan Sands <baldrick@free.fr>
4372 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4374 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4377 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4378 note itself is not function_invariant_p.
4380 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4382 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4383 Do not add the DF_NOTE problem.
4384 * store-motion.c (execute_rtl_store_motion): Likewise.
4386 2010-01-07 Martin Jambor <mjambor@suse.cz>
4388 PR tree-optimization/42157
4389 * tree-sra.c (compare_access_positions): Stabilize sort if both
4390 accesses have integer types, return zero immediately if they are the
4393 2010-01-06 Richard Henderson <rth@redhat.com>
4396 * haifa-sched.c (add_to_note_list): Merge into ...
4397 (concat_note_lists): ... here, and ...
4398 (unlink_other_notes, rm_other_notes): Merge into...
4399 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4400 NOTE_INSN_EPILOGUE_BEG.
4402 2010-01-06 Richard Guenther <rguenther@suse.de>
4404 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4405 not inline regular functions into always-inline functions.
4407 2010-01-06 Nick Clifton <nickc@redhat.com>
4409 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4410 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4412 (OVERRIDE_OPTIONS): Delete.
4413 (OPTIMIZATION_OPTIONS): Define.
4414 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4415 * config/rx/rx.c (rx_handle_option): Issue an error message if
4416 -mcpu=rx200 and -fpu are used together.
4417 (rx_set_optimization_options): New function. Issue an error
4418 message if an optimization attribute attempts to reset the FPU/
4419 math optimization pairing.
4420 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4421 * config/rx/rx.opt: Set the default to 32-bit doubles.
4422 * config/rx/t-rx: Add multilibs for -nofpu option.
4423 * doc/invoke.texi: Update documentation of RX options.
4425 2010-01-06 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-pre.c (name_to_id): New global.
4428 (alloc_expression_id): Simplify SSA name handling.
4429 (lookup_expression_id): Likewise.
4430 (init_pre): Zero name_to_id.
4431 (fini_pre): Free it.
4433 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4435 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4437 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/sse.md (smaxv2di3): New.
4441 (umaxv2di3): Likewise.
4442 (sminv2di3): Likewise.
4443 (uminv2di3): Likewise.
4445 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4448 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4449 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4450 (legitimize_tls_address): Likewise.
4451 (sparc_tls_referenced_p): Likewise.
4452 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4453 and adjust calls to legitimize_pic_address.
4454 (legitimate_constant_p) Use sparc_tls_referenced_p.
4455 (legitimate_pic_operand_p): Likewise.
4456 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4457 (sparc_tls_symbol_ref_1): Delete.
4458 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4459 (legitimize_tls_address): Make static, handle CONST patterns.
4460 (legitimize_pic_address): Make static, remove unused parameter and
4461 adjust recursive calls.
4462 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4463 and adjust call to legitimize_pic_address.
4464 (sparc_output_mi_thunk): Likewise.
4466 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4467 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4471 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4472 operands to make them signed.
4475 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4478 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4479 GTU to GT for V4SI and V2DI.
4481 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4482 (umin<mode>3): Removed.
4484 (uminv4si3): Likewise.
4486 2010-01-05 Martin Jambor <mjambor@suse.cz>
4488 PR tree-optimization/42462
4489 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4490 current_function_decl to helper functions and macros.
4492 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4495 * flags.h: Don't include real.h.
4496 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4497 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4498 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4499 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4500 * dominance.c: Update copyright.
4501 * gimple.c (walk_gimple_op): Remove inline.
4502 * tree-ssa-reassoc.c: Include real.h.
4503 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4504 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4506 2010-01-05 Nick Clifton <nickc@redhat.com>
4508 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4509 register to push into the stack frame when the accumulator has to
4510 be saved during interrupts.
4512 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4514 * doc/invoke.texi: Remove the documentation about option
4516 * common.opt (Wunreachable-code): Preserved for backward
4518 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4519 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4520 the backward compatibility flag section.
4522 2010-01-05 Richard Guenther <rguenther@suse.de>
4524 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4526 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4529 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4531 PR tree-optimization/42508
4532 * tree-sra.c (convert_callers): Check for recursive call
4533 by comparing cgraph nodes instead of decls.
4534 (modify_function): Call ipa_modify_formal_parameters also
4535 on all same_body aliases.
4537 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4538 cgraph nodes when checking for same_body aliases.
4540 2010-01-05 Richard Guenther <rguenther@suse.de>
4542 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4543 allocation and lookup.
4544 (get_or_alloc_expr_for_constant): Likewise.
4545 (phi_translate): Sink allocation.
4547 2010-01-04 Richard Guenther <rguenther@suse.de>
4549 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4550 a new entry only if needed.
4551 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4552 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4554 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4556 (phi_translate): Handle CONSTANTs early.
4558 2010-01-04 Martin Jambor <mjambor@suse.cz>
4560 PR tree-optimization/42398
4561 * tree-sra.c (struct access): Removed flag grp_different_types.
4562 (dump_access): Do not dump the removed flag.
4563 (sort_and_splice_var_accesses): Do not set the removed flag.
4564 (sra_modify_expr): Check for type compatibility directly.
4566 2010-01-04 Martin Jambor <mjambor@suse.cz>
4568 PR tree-optimization/42366
4569 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4570 edges with variable number of parameters.
4571 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4572 flag instead of asserting it.
4573 (ipa_read_node_info): Read uses_analysis_done flag.
4575 2010-01-04 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4578 iterative_hash_* as intended.
4579 (vn_reference_compute_hash): Likewise. Simplify hashing
4581 (vn_reference_lookup_2): Likewise.
4582 (vn_nary_op_compute_hash): Likewise.
4583 (vn_phi_compute_hash): Likewise.
4584 (expressions_equal_p): Remove strange code.
4585 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4586 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4587 (bitmap_insert_into_set_1): Take value-id as parameter.
4588 (add_to_value): Pass it.
4589 (bitmap_insert_into_set): Likewise.
4590 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4592 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4595 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4596 (do_self_spec): For switches with SWITCH_IGNORE set set also
4597 SWITCH_IGNORE_PERMANENTLY.
4598 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4601 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4603 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4604 tree of an unreferenced global var.
4606 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4609 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4610 GTU to GT for V4SI and V2DI.
4612 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4613 (umin<mode>3): Removed.
4615 (uminv4si3): Likewise.
4617 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4620 * collect2.c (main): Turn on trace in collect2 if -v is passed
4623 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4625 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4626 description of expression operand.
4628 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4630 * configure.ac: Add install-html to target_list for Make-hooks.
4631 * configure: Regenerate.
4632 * fortran/Make-lang.in (F95_HTMLFILES): New.
4633 (fortran.html): Use it.
4634 (fortran.install-html): New.
4635 * Makefile.in (install-html): Add lang.install-html.
4636 * java/Make-lang.in (JAVA_HTMLFILES): New.
4637 (java.html): Use it.
4638 (java.install-html): New.
4639 * objc/Make-lang.in (objc.install-html): New.
4640 * objcp/Make-lang.in (obj-c++.install-html): New.
4641 * cp/Make-lang.in (c++.install-html): New.
4642 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4643 * lto/Make-lang.in (lto.install-html): New.
4645 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4648 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4650 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4652 PR rtl-optimization/41862
4653 * store-motion.c (store_killed_in_insn, compute_store_table,
4654 remove_reachable_equiv_notes, replace_store_insn,
4655 build_store_vectors): Ignore all DEBUG_INSNs.
4657 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4660 * common.opt: Add dumpdir.
4662 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4664 (option_map): Add --dumpdir.
4666 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4668 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4670 * opts.c (decode_options): Try dump_dir_name first if
4671 dump_base_name isn't an absolute path.
4672 (common_handle_option): Handle OPT_dumpdir.
4674 * toplev.c (dump_dir_name): New.
4675 (print_switch_values): Also ignore -dumpdir.
4677 * toplev.h (dump_dir_name): New.
4679 2010-01-03 Richard Guenther <rguenther@suse.de>
4681 PR tree-optimization/42589
4682 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4683 double-word expansion of bswap32.
4685 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4687 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4688 with BLOCK_FOR_INSN.
4689 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4690 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4691 noce_process_if_block): Likewise.
4692 * gcse.c (compute_local_properties, insert_expr_in_table,
4693 insert_set_in_table, canon_list_insert, find_avail_set,
4694 pre_insert_copy_insn): Likewise.
4696 * basic-block.h (BLOCK_NUM): Move from here...
4697 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4699 2010-01-03 Richard Guenther <rguenther@suse.de>
4701 PR tree-optimization/42438
4702 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4703 contains_may_not_return_call flag.
4704 (BB_MAY_NOTRETURN): New.
4705 (valid_in_sets): Trapping nary operations are not valid
4706 in blocks that may not return.
4707 (insert_into_preds_of_block): Remove check for trapping expressions.
4708 (compute_avail): Compute also BB_MAY_NOTRETURN.
4710 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4712 * doc/invoke.texi: Add 2010 to copyright years.
4714 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4716 * config/sparc/sparc.c: Fix formatting nits.
4718 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4719 Alexander Monakov <amonakov@ispras.ru>
4721 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4723 2010-01-02 Richard Guenther <rguenther@suse.de>
4726 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4727 (simplify_switch_using_ranges): Mark to be removed edges
4730 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4732 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4734 * collect2.c (scan_libraries): Add missing argument in call to
4737 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4740 * config/alpha/predicates.md (aligned_memory_operand): Return false
4742 (unaligned_memory_operand): Return true for CQImode.
4743 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4744 doesn not cross aligned SImode word boundary.
4746 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4748 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4750 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4751 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4753 2010-01-02 Richard Guenther <rguenther@suse.de>
4756 * toplev.c (compile_file): Emit LTO marker properly. Change
4758 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4760 2010-01-01 Richard Guenther <rguenther@suse.de>
4763 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4765 2010-01-01 Richard Guenther <rguenther@suse.de>
4768 * c-decl.c (grokdeclarator): For zero-size arrays force
4769 structural equality checks as layout_type does.
4771 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4773 * builtins.c: Update copyright to 2010.
4775 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4778 * lto-streamer-out.c (produce_asm): Revert the last change.
4779 (copy_function): Likewise.
4781 * lto-streamer.c (lto_get_section_name): Skip any leading
4784 2010-01-01 Richard Guenther <rguenther@suse.de>
4787 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4791 Copyright (C) 2010 Free Software Foundation, Inc.
4793 Copying and distribution of this file, with or without modification,
4794 are permitted in any medium without royalty provided the copyright
4795 notice and this notice are preserved.