1 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
6 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
9 * arm.c (legitimize_tls_address): Adjust call to
10 gen_tls_load_dot_plus_four.
11 (arm_note_pic_base): New function.
12 (arm_cannot_copy_insn_p): Use it.
13 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
16 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23 * Makefile.in ($(out_object_file)): Depend on
24 gt-$(basename $(notdir $(out_file))).h.
26 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
28 * config.gcc (lm32-*-rtems*): Add t-lm32.
30 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
32 * config.gcc: Add lm32-*-rtems*.
33 * config/lm32/rtems.h: New file.
35 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
38 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
40 2010-04-01 Jakub Jelinek <jakub@redhat.com>
42 * dwarf2out.c (output_compilation_unit_header): For
43 -gdwarf-4 use version 4 instead of version 3.
44 (output_line_info): For version 4 and above emit additional
45 maximum ops per insn header field.
46 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
48 * dwarf2out.c (is_c_family, is_java): Remove.
49 (lower_bound_default): New function.
50 (add_bound_info, gen_descr_array_type_die): Use it.
52 2010-04-01 Dodji Seketeli <dodji@redhat.com>
55 * dwarf2out.c (gen_variable_die): Allow debug info for variable
56 re-declaration when it happens in a function.
58 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
60 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
61 (cgraph_remove_function_insertion_hook): Same.
62 (cgraph_call_function_insertion_hooks): Same.
64 2010-04-01 Richard Guenther <rguenther@suse.de>
67 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
68 and TREE_THIS_VOLATILE.
69 (copy_ref_info): Likewise.
70 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
71 * tree.c (build6_stat): Ignore side-effects of all but arg5
72 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
75 2010-04-01 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/43607
78 * ipa-type-escape.c (check_call): Do not access non-existing
81 2010-04-01 Richard Guenther <rguenther@suse.de>
85 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
86 Jack Howarth <howarth@bromo.med.uc.edu>
88 * tree-profile.c (tree_init_ic_make_global_vars): Make static
91 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
93 * doc/install.texi (Prerequisites): Document libelf usability on
94 IRIX 5/6 and Solaris 2.
95 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
96 Update GNU as, GNU ld requirements.
97 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
98 Document Sun Studio compiler download.
99 Update and simplify as, ld recommendations.
100 (Specific, *-*-solaris2.7): Note obsoletion, removal.
102 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
104 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
105 with_tune_32 to pentium4.
107 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
111 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
113 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
116 Document GNU as requirement.
117 Update configure requirements.
118 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
120 Recomment IRIX 6.5.18+.
121 Document IDF/IDL requirement.
122 Document GNU as requirement.
123 Document GNU ld bootstrap failure.
124 Remove freeware.sgi.com reference.
126 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
128 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
129 UNIX V4.0, V5.0 obsoletion, removal.
130 Remove --with-gc=simple reference.
131 Update VM requirements during bootstrap.
132 Remove -oldas bootstrap description.
133 Update binutils reference.
134 Remove comparison failure note.
136 2010-03-31 Richard Guenther <rguenther@suse.de>
137 Zdenek Dvorak <ook@ucw.cz>
138 Sebastian Pop <sebastian.pop@amd.com>
141 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
142 with multiple arguments.
143 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
145 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
147 * graphite-dependences.c (print_pddr): Call print_pdr with an
149 * graphite-poly.c (debug_pdr): Add an extra argument for the
152 (print_pbb_domain): Same.
154 (print_scop_context): Same.
157 (debug_pbb_domain): Same.
161 (debug_scop_context): Same.
164 (print_scop_params): Same.
165 (debug_scop_params): Same.
166 (print_iteration_domain): Same.
167 (print_iteration_domains): Same.
168 (debug_iteration_domain): Same.
169 (debug_iteration_domains): Same.
170 (print_scattering_function): Same.
171 (print_scattering_functions): Same.
172 (debug_scattering_function): Same.
173 (debug_scattering_functions): Same.
174 * graphite-poly.h (debug_pdr): Update declaration.
176 (print_pbb_domain): Same.
178 (print_scop_context): Same.
181 (debug_pbb_domain): Same.
185 (debug_scop_context): Same.
188 (print_scop_params): Same.
189 (debug_scop_params): Same.
190 (print_iteration_domain): Same.
191 (print_iteration_domains): Same.
192 (debug_iteration_domain): Same.
193 (debug_iteration_domains): Same.
194 (print_scattering_function): Same.
195 (print_scattering_functions): Same.
196 (debug_scattering_function): Same.
197 (debug_scattering_functions): Same.
199 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
201 * graphite-poly.c (print_scattering_function_1): New.
202 (print_scattering_function): Call it.
203 (print_scop_params): Remove spaces at the end of lines.
206 * graphite-poly.h (print_cloog): Declared.
207 (debug_cloog): Declared.
209 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
211 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
213 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
214 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
215 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
216 to switch between adding the IV bump in loop->latch or in loop->header.
218 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-poly.c (print_scattering_function): Pretty print following
223 (print_pbb_domain): Same.
224 (dump_gbb_cases): Same.
225 (dump_gbb_conditions): Same.
228 (print_scop_params): Same.
229 (print_scop_context): Same.
231 (print_pbb_body): New.
232 (lst_indent_to): New.
233 (print_lst): Start new lines with a #.
234 * graphite-poly.h (pbb_bb): New.
235 (pbb_index): Use pbb_bb.
236 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
238 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
240 2010-03-31 Jakub Jelinek <jakub@redhat.com>
242 * dwarf2out.c (size_of_die): For -gdwarf-4 use
243 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
244 and 0 instead of 1 for dw_val_class_flag.
245 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
246 dw_val_class_range_list, dw_val_class_loc_list,
247 dw_val_class_lineptr and dw_val_class_macptr, use
248 DW_FORM_flag_present for dw_val_class_flag and
249 DW_FORM_exprloc for dw_val_class_loc.
250 (output_die): For -gdwarf-4 print dw_val_class_loc
251 size as uleb128 instead of 1 or 2 bytes and don't print
252 anything for dw_val_class_flag.
254 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
255 instead of cselib_lookup following by tweaking locs->setting_insn.
258 * cselib.c (cselib_process_insn): Clear cselib_current_insn
259 even before returning from label, setjmp call or volatile asm
262 2010-03-31 Richard Guenther <rguenther@suse.de>
265 * cgraphunit.c (cgraph_output_in_order): Do not allocate
266 temporary data on stack.
268 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
270 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
271 (PUSHSECTION_ASM_OP): Remove.
272 (POPSECTION_ASM_OP): Remove.
273 (PUSHSECTION_FORMAT): Remove.
274 * config/sol2.h (PUSHSECTION_FORMAT): Define.
275 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
276 * config/sol2.c (solaris_output_init_fini): Use it.
278 2010-03-31 Jie Zhang <jie@codesourcery.com>
281 * opt-functions.awk (var_type_struct): Use signed char type
282 for simple variables.
284 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
286 * config/sol2.c: Include output.h.
287 (solaris_assemble_visibility): New function.
288 * config/t-sol2 (sol2.o): Add output.h dependency.
289 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
290 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
293 2010-03-31 Jakub Jelinek <jakub@redhat.com>
296 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
297 V2SImode or XFmode on PRE_DEC.
300 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
303 2010-03-31 Jie Zhang <jie@codesourcery.com>
306 * reload.h (caller_save_initialized_p): Declare.
307 * toplev.c (backend_init_target): Don't call
308 init_caller_save but set caller_save_initialized_p to false.
309 * caller-save.c (caller_save_initialized_p): Define.
310 (init_caller_save): Check caller_save_initialized_p.
311 * ira.c (ira): Call init_caller_save if flag_caller_saves.
313 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
316 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
317 and soft-fp/t-softfp to tmake_file.
318 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
319 (LIBGCC2_TF_CEXT): Define.
322 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
325 * cselib.c (n_useless_values): Document handling of debug locs.
326 (n_useless_debug_values, n_debug_values): New variables.
327 (new_elt_loc_list): Don't add to debug values, keep count.
328 (promote_debug_loc): New.
329 (cselib_reset_table): Zero new variables.
330 (entry_and_rtx_equal_p): Promote debug locs.
331 (discard_useless_locs): Increment n_useless_debug_values for
333 (remove_useless_values): Adjust n_useless_values and n_debug_values
334 with n_useless_debug_values.
335 (add_mem_for_addr): Promote debug locs.
336 (cselib_lookup_mem): Likewise.
337 (cselib_lookup_addr): Renamed to...
338 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
339 (cselib_log_lookup): ... this. Turn into...
340 (cselib_lookup_addr): ... new wrapper.
341 (cselib_lookup_from_insn): New.
342 (cselib_invalidate_regno): Increment n_useless_debug_values for
344 (cselib_invalidate_mem): Likewise.
345 (cselib_process_insn): Take n_deleted and n_debug_values into
346 account to guard remove_useless_value call.
347 (cselib_finish): Zero n_useless_debug_values.
348 * cselib.h (cselib_lookup_from_insn): Declare.
349 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
350 (sched_analyze_2): Likewise.
352 2010-03-30 Jakub Jelinek <jakub@redhat.com>
354 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
356 (adjust_mems): Replace narrowing SUBREG of expression containing
357 just PLUS, MINUS, MULT and ASHIFT of registers and constants
358 with operations in the narrower mode.
361 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
362 regs_invalidated_by_call instead all call_used_reg_set registers.
364 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
367 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
368 pointer comparisons with types_compatible_p.
369 * tree-vect-stmts.c (vectorizable_call): Same.
370 (vectorizable_condition): Same.
372 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
374 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
375 stack check if the mask would be zero.
377 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
378 Jack Howarth <howarth@bromo.med.uc.edu>
380 * tree-profile.c (tree_init_ic_make_global_vars): Make static
383 2010-03-30 Joseph Myers <joseph@codesourcery.com>
386 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
388 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
389 Include ___unordxf2 and ___unordtf2.
390 * config/i386/libgcc-glibc.ver: Do not define inheritance from
393 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
395 * config/lm32/t-lm32: New file.
396 * config.gcc: Use the above file when targetting lm32.
398 2010-03-28 Duncan Sands <baldrick@free.fr>
400 * Makefile.in (PLUGIN_HEADERS): Add except.h.
402 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
405 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
406 Improve vectorization cost model diagnostic.
408 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
411 * tree-vect-data-refs.c (vect_analyze_data_refs): When
412 compute_data_dependences_for_loop returns false, early exit
413 and output an extra diagnostic for the failed data reference
416 2010-03-29 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/43560
419 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
420 (can_sm_ref_p): Treat stores to readonly locations as trapping.
422 2010-03-29 Jie Zhang <jie@codesourcery.com>
425 * toplev.c (process_options): Set optimization_default_node
426 and optimization_current_node.
427 * opts.c (decode_options): Don't set optimization_default_node
428 and optimization_current_node.
430 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
432 * config/rtems.h: Abandon -qrtems_debug.
434 2010-03-28 Jan Hubicka <jh@suse.cz>
436 PR tree-optimization/43505
437 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
438 map should not be copied.
440 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
443 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
444 cdtors, set DECL_PRESERVE_P.
445 * ipa.c (cgraph_externally_visible_p): Return true if declaration
448 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
450 PR tree-optimization/43528
451 * stor-layout.c (place_field): Check that constant fits into
452 unsigned HWI when skipping calculation of MS bitfield layout.
454 2010-03-27 Jan Hubicka <jh@suse.cz>
457 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
458 notice_global_symbol work.
460 2010-03-27 Jakub Jelinek <jakub@redhat.com>
462 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
463 instead of dwarf2out_decl.
464 (struct var_loc_node): Remove section_label field.
465 (dwarf2out_function_decl): New function.
466 (dwarf2out_var_location): Don't set section_label field.
467 (dwarf2out_begin_function): Don't empty decl_loc_table here.
469 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
471 PR tree-optimization/43544
472 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
473 First argument for builtin vectorized function hook is now a
474 tree to be able to distinguish between machine specific and
476 * targhooks.c (default_builtin_vectorized_function): Ditto.
477 * targhooks.h (default_builtin_vectorized_function): Ditto.
478 * target.h (struct gcc_target): Ditto.
479 * tree-vect-stmts.c (vectorizable_function): Ditto.
480 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
481 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
484 2010-03-26 Joseph Myers <joseph@codesourcery.com>
487 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
488 nested binding iff it is a FUNCTION_DECL.
489 (store_parm_decls_newstyle): Pass nested=true to bind for
490 FUNCTION_DECLs amongst parameters.
492 2010-03-26 Jakub Jelinek <jakub@redhat.com>
494 * var-tracking.c (vt_expand_loc_callback): Don't run
495 cselib_expand_value_rtx_cb in dummy mode if
496 cselib_dummy_expand_value_rtx_cb returned false.
498 * var-tracking.c (emit_note_insn_var_location): For one part
499 notes with offset 0, don't add EXPR_LIST around the location.
500 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
501 add_location_or_const_value_attribute): Adjust for that change.
504 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
505 into first operand and location into second.
506 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
507 dw_cfi_oprnd_loc for DW_CFA_expression.
508 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
509 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
510 assume first argument is regnum and second argument is location.
512 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
515 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
516 of scratch register to DImode. Split to DImode comparison operator.
517 Use SImode subreg of scratch register in the multiplication.
518 (*cmp_sadd_sidi): Ditto.
519 (*cmp_ssub_si): Ditto.
520 (*cmp_ssub_sidi): Ditto.
522 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
526 Remove invalid assert and wrong comment.
528 2010-03-26 Jakub Jelinek <jakub@redhat.com>
531 * flags.h (final_insns_dump_p): New extern.
532 * final.c (final_insns_dump_p): New variable.
533 (rest_of_clean_state): Set it before -fdump-final-insns=
534 dumping, clear afterwards.
535 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
536 MEM_ALIAS_SET on MEMs.
538 2010-03-26 David S. Miller <davem@davemloft.net>
540 * configure.ac: Fix sparc GOTDATA_OP bug check.
541 * configure: Rebuild.
543 2010-03-26 Alan Modra <amodra@gmail.com>
545 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
547 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
549 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
550 TLS_SECTION_ASM_FLAG.
552 2010-03-25 Jakub Jelinek <jakub@redhat.com>
555 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
556 Clear first_function_block_is_cold.
559 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
560 argument if the argument is truth_value_p.
562 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
564 * config/rs6000/constraints.md: Update copyright year for my changes.
567 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
568 used in reg+reg addressing, swap registers.
570 2010-03-24 Jakub Jelinek <jakub@redhat.com>
573 * target.h (struct gcc_target): Add code_end hook.
574 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
576 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
577 * toplev.c (compile_file): Call targetm.asm_out.code_end
578 hook before unwind info/debug info output.
579 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
580 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
581 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
582 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
583 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
584 * config/i386/i386.c (ix86_file_end): Renamed to...
585 (ix86_code_end): ... this. Make static. Don't call
586 file_end_indicate_exec_stack. Emit unwind info using
587 final_start_function/final_end_function.
588 (darwin_x86_file_end): Remove.
589 (TARGET_ASM_CODE_END): Define.
590 * config/i386/i386.h (TARGET_ASM_FILE_END,
591 NEED_INDICATE_EXEC_STACK): Don't define.
592 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
593 (TARGET_ASM_FILE_END): Define to darwin_file_end.
594 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
595 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
598 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
599 at the beginning and final_end_function at the end.
600 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
602 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
604 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
605 and Sun as TLS syntax.
606 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
607 * configure: Regenerate.
608 * config.in: Regenerate.
609 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
610 (default_elf_asm_named_section): Use it.
611 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
612 (i386_output_dwarf_dtprel): Likewise.
613 (output_addr_const_extra): Likewise.
614 (output_pic_addr_const): Lowercase @GOTTPOFF.
615 (output_addr_const_extra): Likewise.
616 (output_pic_addr_const): Lowercase @GOTNTPOFF.
617 (output_addr_const_extra): Likewise.
618 (output_pic_addr_const): Lowercase @INDNTPOFF.
619 (output_addr_const_extra): Likewise.
620 (output_pic_addr_const): Lowercase @NTPOFF.
621 (output_addr_const_extra): Likewise.
622 (output_pic_addr_const): Lowercase @TPOFF.
623 (output_addr_const_extra): Likewise.
624 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
625 (*tls_global_dynamic_64): Likewise.
626 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
627 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
629 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
630 (ASM_OUTPUT_TLS_COMMON): Use it.
631 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
634 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
635 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
636 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
637 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
638 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
639 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
641 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
643 * config/i386/i386.c (override_options): Don't accept
644 -mtls-dialect=sun any longer.
645 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
646 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
647 (*tls_local_dynamic_base_32_sun): Likewise.
648 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
650 2010-03-24 Jakub Jelinek <jakub@redhat.com>
653 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
654 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
657 * ira.c (adjust_cleared_regs): New function.
658 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
662 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
664 * expr.c (expand_expr_real): Restore previous
665 curr_insn_source_location and curr_insn_block after
666 expand_expr_real_1 call.
667 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
668 instead of expand_expr_real_1.
670 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
672 PR rtl-optimization/43413
673 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
676 2010-03-22 James E. Wilson <wilson@codesourcery.com>
679 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
680 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
682 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
684 * config/i386/i386.c (ix86_target_string): Add -mfma.
685 Fix a typo in comment.
687 2010-03-22 Mike Stump <mikestump@comcast.net>
690 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
691 Don't overly align based upon packed packed fields.
693 2010-03-22 Jason Merrill <jason@redhat.com>
695 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
696 Use () rather than [], and move before the element type.
698 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
700 * doc/configfiles.texi (Configuration Files): Removed
701 fixinc/Makefile*, intl/Makefile.*.
702 * doc/makefile.texi: Fixed markup. Abstract from version
704 (Makefile): Removed obsolete gcc/java/parse.y example.
705 * doc/sourcebuild.texi: Likewise.
706 (Top Level): Added config, gnattools, libdecnumber, libgcc,
707 libgomp, libssp. Removed fastjar.
708 (Miscellaneous Docs): Clarify location.
709 Added COPYING3, COPYING3.LIB.
710 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
712 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
715 * config/i386/i386.c (x86_function_profiler)
716 [!NO_PROFILE_COUNTERS]: Fix typo.
717 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
720 2010-03-22 Janis Johnson <janis187@us.ibm.com>
721 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
723 * doc/sourcebuild.texi (Test Directives): Split into six
724 subsections, with most of the current text in new subsections
725 Directives, Selectors, and Final Actions.
726 (Directives): Split list of test directives into multiple
728 (Selectors): Describe use and syntax of selectors.
729 (Effective-Target Keywords): Describe all existing keywords.
730 (Add Options): Describe features for dg-add-options.
731 (Require Support): Describe variants of dg-require-support.
732 (Final Actions): Describe commands to use in dg-final.
734 2010-03-22 Michael Matz <matz@suse.de>
737 * recog.c (validate_replace_rtx_group): Replace also in
738 REG_EQUAL and REG_EQUIV notes.
740 2010-03-22 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/43390
743 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
744 sure vector extracts are type correct.
746 2010-03-22 Richard Guenther <rguenther@suse.de>
749 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
750 x * sqrt (x) even when optimizing for size if the target
751 has native support for sqrt.
753 2010-03-22 Jakub Jelinek <jakub@redhat.com>
755 * varasm.c (make_decl_rtl_for_debug): Also clear
756 flag_mudflap for the duration of make_decl_rtl call.
759 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
760 locs from preserved VALUEs.
762 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
765 * pa.md (movmemsi): Set align to one if zero.
766 (movmemdi): Likewise.
768 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
771 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
772 with their corresponding prologue pushes.
774 2010-03-20 Andrew Pinski <pinskia@gmail.com>
777 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
778 at the begining or end.
779 (spu_expand_epilogue): Likewise.
781 2010-03-20 Richard Guenther <rguenther@suse.de>
783 PR rtl-optimization/43438
784 * combine.c (make_extraction): Properly zero-/sign-extend an
785 extraction of the low part of a CONST_INT. Also handle
788 2010-03-19 Mike Stump <mikestump@comcast.net>
790 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
791 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
792 (override_options): Use SUBTARGET32_DEFAULT_CPU.
794 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
797 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
800 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
802 PR rtl-optimization/42258
803 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
804 use that may match DEF.
807 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
808 the cost of loading the constant rather than assuming
810 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
811 outer code is AND, do the same tests as the andsi3 expander and
812 return COSTS_N_INSNS (1) if and is cheap.
814 * optabs.c (avoid_expensive_constant): Fix formatting.
816 2010-03-19 Michael Matz <matz@suse.de>
819 * attribs.c (decl_attributes): When rebuilding a function pointer
820 type use the same qualifiers as the original pointer type.
822 2010-03-19 Martin Jambor <mjambor@suse.cz>
824 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
825 and is_gimple_ip_invariant_address.
827 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
830 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
832 * config/arm/arm.c (arm_override_options): Turn off
833 flag_dwarf2_cfi_asm for AAPCS variants.
835 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
838 * config/arm/arm.c (emit_multi_reg_push): Update comments.
839 Use PRE_MODIFY instead of PRE_DEC.
840 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
841 (vfp_emit_fstmd): Likewise.
843 2010-03-19 Michael Matz <matz@suse.de>
846 * builtins.c (expand_builtin_interclass_mathfn,
847 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
850 2010-03-19 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/43415
853 * tree-ssa-pre.c (phi_translate): Split out worker to ...
854 (phi_translate_1): ... this.
855 (phi_translate): Move all caching here. Cache all NARY
856 and REFERENCE translations.
858 2010-03-19 David S. Miller <davem@davemloft.net>
860 With help from Eric Botcazou.
861 * config/sparc/sparc.c: Include dwarf2out.h.
862 (emit_pic_helper): Delete.
863 (pic_helper_symbol_name): Delete.
864 (pic_helper_emitted_p): Delete.
865 (pic_helper_needed): New.
866 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
867 (get_pc_thunk_name): New.
868 (load_pic_register): Remove 'delay_pic_helper' arg. Use
869 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
870 Set pic_helper_needed to true. Don't call emit_pic_helper.
871 (sparc_expand_prologue): Update load_pic_register call.
872 (sparc_output_mi_thunk): Likewise.
873 (sparc_file_end): Emit a hidden comdat symbol for the PIC
874 thunk if possible. Output CFI information as needed.
876 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
877 Jack Howarth <howarth@bromo.med.uc.edu>
880 * config/i386/i386.h: Fix ABI on darwin x86-32.
882 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
884 * tree.h: Declare make_decl_rtl_for_debug.
885 * varasm.c (make_decl_rtl_for_debug): New.
886 * dwarf2out.c (rtl_for_decl_location): Call it.
887 * cfgexpand.c (expand_debug_expr): Call it.
889 2010-03-18 Jakub Jelinek <jakub@redhat.com>
892 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
896 * var-tracking.c (vt_init_cfa_base): Do nothing if
897 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
899 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
902 * var-tracking.c (canonicalize_vars_star): New.
903 (dataflow_post_merge_adjust): Use it.
905 2010-03-18 Jakub Jelinek <jakub@redhat.com>
908 * var-tracking.c (non_suitable_const): New function.
909 (add_uses): For DEBUG_INSNs with constants, don't record any
910 value, instead just the constant value itself.
911 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
912 is not VAR_LOC_UNKNOWN_P, set var to the constant.
913 (emit_notes_in_bb): Likewise.
914 (emit_note_insn_var_location): For onepart variables if
915 cur_loc is a VOIDmode constant, use DECL_MODE.
917 2010-03-18 Martin Jambor <mjambor@suse.cz>
920 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
921 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
922 all non-clones. Moved call redirection...
923 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
924 (cgraph_materialize_all_clones): Dispose of all
925 combined_args_to_skip bitmaps.
926 (verify_cgraph_node): Do not check for edges pointing to wrong
927 nodes in inline clones.
928 * tree-inline.c (copy_bb): Call
929 cgraph_redirect_edge_call_stmt_to_callee.
930 * ipa.c (cgraph_remove_unreachable_nodes): Call
931 cgraph_node_remove_callees even when there are used clones.
933 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
935 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
937 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
940 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
943 2010-03-18 Michael Matz <matz@suse.de>
946 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
947 into sqrt(x) if we need to preserve signed zeros.
949 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
950 Eric Botcazou <ebotcazou@adacore.com>
952 PR rtl-optimization/43360
953 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
954 note if we don't know its invariant status.
956 2010-03-18 Michael Matz <matz@suse.de>
958 PR tree-optimization/43402
959 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
960 PHI chains of ssa names registered for update.
962 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
965 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
966 non-offsettable and pre_modify update addressing.
967 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
968 and "2" alternatives "#".
969 (*movdd_softfloat32): Make all alternatives "#";
970 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
971 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
972 (*movdf_softfloat32): Make all alternatives "#";
973 (movdi): Use the new DIFD mode iterator to create a common splitter
974 for movdi, movdf and movdd patterns.
976 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
978 * common.opt (dumpdir): Remove redundant tab.
980 2010-03-17 Martin Jambor <mjambor@suse.cz>
982 PR tree-optimization/43347
983 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
984 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
986 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
988 PR rtl-optimization/42216
989 * regrename.c (create_new_chain): New function, broken out from...
990 (scan_rtx_reg): ... here. Call it. Handle the case where we are
991 appending a use to an empty chain.
992 (build_def_use): Remove previous changes that convert OP_INOUT to
993 OP_OUT operands; instead detect the case where an OP_INOUT operand
994 uses a previously untracked register and create an empty chain for it.
996 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
998 * doc/extend.texi (Function Attributes): Rewrite unfinished
999 sentence in ms_abi documentation.
1001 2010-03-17 Alan Modra <amodra@gmail.com>
1003 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1004 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1005 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1006 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1008 2010-03-16 Richard Henderson <rth@redhat.com>
1011 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1012 (lower_try_finally): Save and restore eh_seq around the expansion
1015 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1017 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1018 statements before splitting block.
1020 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1022 * doc/sourcebuild.texi (Testsuites): Fix markup.
1023 Use pathnames relative to gcc/testsuite.
1024 (Test Directives): Move description of how timeout is determined.
1025 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1026 (C Tests): Correct gcc.misc-tests directory.
1027 Framework tests now live in gcc.test-framework.
1029 2010-03-16 Richard Guenther <rguenther@suse.de>
1032 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1033 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1035 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1036 Alexandre Oliva <aoliva@redhat.com>
1038 PR tree-optimization/42917
1039 * lambda-code.c (remove_iv): Skip debug statements.
1040 (lambda_loopnest_to_gcc_loopnest): Likewise.
1041 (not_interesting_stmt): Debug statements are not interesting.
1043 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1047 * cselib.c (cselib_preserve_constants,
1048 cfa_base_preserved_val): New static variables.
1049 (preserve_only_constants): New function.
1050 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1051 clear its REG_VALUES. If cselib_preserve_constants, don't
1052 empty the whole hash table, but preserve there VALUEs with constants,
1053 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1054 (cselib_preserve_cfa_base_value): New function.
1055 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1056 (cselib_init): Change argument to int bitfield. Set
1057 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1059 (cselib_finish): Clear cselib_preserve_constants and
1060 cfa_base_preserved_val.
1061 * cselib.h (enum cselib_record_what): New enum.
1062 (cselib_init): Change argument to int.
1063 (cselib_preserve_cfa_base_value): New prototype.
1064 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1065 * dse.c (dse_step1): Likewise.
1066 * cfgcleanup.c (thread_jump): Likewise.
1067 * sched-deps.c (sched_analyze): Likewise.
1068 * gcse.c (local_cprop_pass): Likewise.
1069 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1070 If FN is non-NULL, call the callback always and whenever it returns
1071 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1072 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1073 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1074 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1075 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1076 * var-tracking.c: Include recog.h.
1077 (bb_stack_adjust_offset): Remove.
1078 (vt_stack_adjustments): Don't call it, instead just gather the
1079 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1080 (adjust_stack_reference): Remove.
1081 (compute_cfa_pointer): New function.
1082 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1083 (struct adjust_mem_data): New type.
1084 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1086 (get_address_mode): New function.
1087 (replace_expr_with_values): Use it.
1088 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1089 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1090 (adjust_sets): Remove.
1091 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1092 Use get_address_mode.
1093 (get_adjusted_src): Remove.
1094 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1095 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1096 (add_with_sets): Don't call adjust_sets.
1097 (fp_setter, vt_init_cfa_base): New functions.
1098 (vt_initialize): Change return type to bool. Move most of pool etc.
1099 initialization to the beginning of the function from end. Pass
1100 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1101 If !frame_pointer_needed, call vt_stack_adjustment before mos
1102 vector is filled, call vt_init_cfa_base if argp/framep has been
1103 eliminated to sp. If frame_pointer_needed and argp/framep has
1104 been eliminated to hard frame pointer, set
1105 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1106 encountering fp setter in the prologue. For MO_ADJUST, call
1107 log_op_type before pusing the op into mos vector, not afterwards.
1108 Call adjust_insn before cselib_process_insn/add_with_sets,
1109 call cancel_changes (0) afterwards.
1110 (variable_tracking_main_1): Adjust for vt_initialize calling
1111 vt_stack_adjustments and returning whether it succeeded or not.
1113 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1115 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1118 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1120 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1122 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1123 drap_reg has not been set.
1125 2010-03-15 Michael Matz <matz@suse.de>
1128 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1129 use it to expand block copies.
1130 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1131 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1132 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1134 2010-03-15 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/43367
1137 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1140 2010-03-15 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/43317
1143 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1145 2010-03-15 Martin Jambor <mjambor@suse.cz>
1147 PR tree-optimization/43141
1148 * tree-sra.c (create_abstract_origin): New function.
1149 (modify_function): Call create_abstract_origin.
1151 2010-03-15 Chris Demetriou <cgd@google.com>
1153 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1159 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1160 call insert_out_of_ssa_copy for default definitions.
1162 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1164 * graphite-clast-to-gimple.c (my_long_long): Defined.
1165 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1166 * graphite-sese-to-poly.c (my_long_long): Defined.
1167 (scop_ivs_can_be_represented): Use it.
1169 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1171 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1172 graphite-max-bbs-per-function, and loop-block-tile-size.
1173 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1175 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1177 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1179 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1180 forward declaration.
1181 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1182 (add_upper_bounds_from_estimated_nit): New.
1183 (build_loop_iteration_domains): Use it.
1185 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1187 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1189 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1192 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1193 should be an INTEGER_CST. Also handle CASE_CONVERT.
1195 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1197 * graphite.c (graphite_initialize): To bound the number of bbs per
1198 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1199 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1200 * doc/invoke.texi: Document it.
1202 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1204 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1205 * graphite-sese-to-poly.h (build_poly_scop): Same.
1207 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1209 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1210 the number of parameters in the scop. Use as an upper bound
1211 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1212 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1213 * doc/invoke.texi: Document it.
1215 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1217 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1218 * doc/c-tree.texi: Remove.
1219 * doc/generic.texi: Merge c-tree.texi here.
1220 * doc/gccint.texi (Trees): Remove menu entry.
1221 (c-tree.texi): Remove @include.
1222 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1223 * doc/languages.texi (Reading RTL): Ditto.
1225 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1228 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1230 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1233 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1234 code added to work around reload clobbering CONST insns.
1236 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1238 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1239 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1240 (cselib_preserve_only_values): Remove retain argument, don't
1241 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1242 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1243 * var-tracking.c (micro_operation): Move insn field before union.
1244 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1245 (struct variable_tracking_info_def): Remove n_mos field, change
1246 mos into a vector of micro_operations.
1247 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1248 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1249 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1250 changing into a vector.
1251 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1252 come before all other uops generated by add_stores.
1253 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1255 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1256 a vector. Run just one pass over the bbs instead of separate counting
1257 and computation phase.
1258 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1261 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1262 into *nonlocalized_list vector.
1263 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1264 even if origin is non-NULL.
1265 (gen_variable_die): Likewise.
1266 (process_scope_var): Don't change origin.
1267 (gen_decl_die): Likewise.
1268 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1269 before adding new edges instead of after it, fix moving over
1272 2010-03-11 David S. Miller <davem@davemloft.net>
1274 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1276 * configure: Rebuild.
1278 2010-03-11 Martin Jambor <mjambor@suse.cz>
1280 PR tree-optimization/43257
1281 * tree.c (assign_assembler_name_if_neeeded): New function.
1282 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1284 * tree.h (assign_assembler_name_if_neeeded): Declare.
1285 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1286 the function if needed.
1288 2010-03-11 Chris Demetriou <cgd@google.com>
1290 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1291 include/stdint-gcc.h, and include/stdint.h world-readable.
1293 2010-03-11 Richard Guenther <rguenther@suse.de>
1295 PR tree-optimization/43255
1296 * tree-vrp.c (process_assert_insertions_for): Do not insert
1297 asserts for trivial conditions.
1299 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1301 PR tree-optimization/43280
1302 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1303 generation. Move calculation of size out of the if branch.
1304 (find_bswap): Modify compare number generation.
1306 2010-03-11 Richard Guenther <rguenther@suse.de>
1309 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1310 (input_gimple_stmt): Fixup handled component types during
1311 operand read. Also fix up decls in ADDR_EXPRs.
1313 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1315 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1316 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1318 2010-03-10 Jan Hubicka <jh@suse.cz>
1321 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1322 * varasm.c (get_variable_section): Don't do that here...
1323 (make_decl_rtl): ... and here.
1324 (do_assemble_alias): Produce decl RTL.
1325 (assemble_alias): Likewise.
1327 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1330 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1331 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1333 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1334 (based_loc_descr): Only express drap or vdrap regno based expressions
1335 using DW_OP_fbreg when not optimizing.
1336 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1337 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1338 REG_CFA_SET_VDRAP note.
1340 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1342 PR tree-optimization/43236
1343 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1344 error in calculation of base address in reverse iteration case.
1345 (generate_builtin): Take number of latch executions if the statement
1348 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1351 * tree-eh.c: Include pointer-set.h.
1352 (lower_eh_dispatch): Filter out duplicate case labels and
1353 remove the unneeded edge when the label is unused. Return
1354 true when some edges are removed.
1355 (execute_lower_eh_dispatch): When any lowering resulted in
1356 removing an edge, also delete unreachable blocks.
1358 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1361 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1362 UNSPEC_MACHOPIC_OFFSET.
1364 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1367 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1368 (m68k_delegitimize_address): New function.
1370 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1373 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1376 * var-tracking.c (adjust_sets): New function.
1377 (count_with_sets, add_with_sets): Use it.
1378 (get_adjusted_src): New inline function.
1379 (add_stores): Use it.
1382 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1383 call cselib_dummy_expand_value_rtx_cb instead of
1384 cselib_expand_value_rtx_cb.
1387 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1388 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1389 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1390 and .cfi_endproc around the pic thunks.
1391 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1392 all queued unwind info register saves are saved before the call.
1393 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1394 considered as sp-=4 for unwind info and the pop as sp+=4 which
1395 also clobbers dest, but doesn't actually restore it.
1398 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1399 RTX_FRAME_RELATED_P.
1401 2010-03-09 Jie Zhang <jie@codesourcery.com>
1403 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1404 whitespaces in output template.
1406 2010-03-09 Jie Zhang <jie@codesourcery.com>
1408 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1411 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1413 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1414 builtins.exp in a separate job.
1416 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1418 * graphite-sese-to-poly.c (add_param_constraints): Use
1419 lower_bound_in_type and upper_bound_in_type.
1421 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1423 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1424 instead of unsigned_type_node.
1426 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1427 Reza Yazdani <reza.yazdani@amd.com>
1430 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1431 on pointer type parameters.
1433 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1437 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1438 handle conversions from pointer to integers.
1439 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1440 induction variable, to be able to work with code generated by CLooG.
1441 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1442 (build_poly_scop): Bail out if we cannot codegen a loop.
1444 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1446 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1447 code generation with gloog_error.
1449 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1451 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1452 Call fold_convert on all the returned values.
1453 (expand_scalar_variables_expr): Pass to
1454 expand_scalar_variables_ssa_name the type of the resulting expression.
1456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1458 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1459 ppl_min_for_le_pointset.
1460 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1461 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1463 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1465 * graphite-dependences.c (map_into_dep_poly): Removed.
1466 (dependence_polyhedron_1): Use combine_context_id_scat.
1468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1470 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1471 (struct poly_bb): Same.
1472 (combine_context_id_scat): New.
1474 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1477 * sese.c (name_defined_in_loop_p): Return false for default
1480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1482 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1483 and clean up the logic.
1485 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1487 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1490 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1492 * var-tracking.c (remove_cselib_value_chains): Define only for
1494 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1495 delete_slot_part, emit_notes_for_differences_1): Don't call
1496 remove_cselib_value_chains here.
1497 (set_slot_part, emit_notes_for_differences_2): Don't call
1498 add_cselib_value_chains here.
1499 (preserved_values): New vector.
1500 (preserve_value): New function.
1501 (add_uses, add_stores, vt_add_function_parameters): Use it
1502 instead of cselib_preserve_value.
1503 (changed_values_stack): New vector.
1504 (check_changed_vars_0): New function.
1505 (check_changed_vars_1, check_changed_vars_2): Use it.
1506 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1507 changed_values_stack VALUEs.
1508 (vt_emit_notes): For all preserved_values call
1509 add_cselib_value_chains. If ENABLE_CHECKING call
1510 remove_cselib_value_chains before verifying value_chains is empty.
1511 Initialize and free changed_values_stack.
1512 (vt_initialize): Initialize preserved_values.
1513 (vt_finalize): Free preserved_values.
1515 2010-03-08 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/43269
1518 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1521 2010-03-08 Martin Jambor <mjambor@suse.cz>
1523 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1524 (ipa_is_param_called): Removed.
1525 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1526 (ipa_print_node_params): Do not print the called flag.
1527 (ipa_write_node_info): Do not stream the called flag.
1528 (ipa_read_node_info): Likewise.
1530 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1533 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1534 * cselib.c (struct expand_value_data): Add dummy field.
1535 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1537 (cselib_dummy_expand_value_rtx_cb): New function.
1538 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1540 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1541 * var-tracking.c: Include pointer-set.h.
1542 (variable): Change n_var_parts to char from int. Add
1543 cur_loc_changed and in_changed_variables fields.
1544 (variable_canonicalize): Remove.
1545 (shared_var_p): New inline function.
1546 (unshare_variable): Maintain cur_loc_changed and
1547 in_changed_variables fields. If var was in changed_variables,
1548 replace it there with new_var. Just copy cur_loc instead of
1549 resetting it to something else.
1550 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1551 (dataflow_set_union): Don't call variable_canonicalize.
1552 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1553 of their DEBUG_EXPR_TREE_DECLs.
1554 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1555 and in_changed_variables and cur_loc_changed is false.
1556 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1557 and cur_loc_changed. Don't update cur_loc here.
1558 (variable_merge_over_src): Don't call variable_canonicalize.
1559 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1560 removing loc that is equal to cur_loc, clear cur_loc,
1561 set cur_loc_changed and ensure variable_was_changed is called.
1562 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1563 compare pointers in cur_loc check, if it is equal to loc,
1564 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1565 (variable_different_p): Remove compare_current_location argument,
1566 don't compare cur_loc.
1567 (dataflow_set_different_1): Adjust variable_different_p caller.
1568 (variable_was_changed): If dv had some var in changed_variables
1569 already, reset in_changed_variables flag for it and propagate
1570 cur_loc_changed over to the new variable. On empty var
1571 always set cur_loc_changed. Set in_changed_variables on whatever
1572 var is added to changed_variables.
1573 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1574 Use shared_var_p. When removing loc that is equal to cur_loc,
1575 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1576 end, don't set it to something else, just call variable_was_changed.
1577 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1578 loc being removed, clear cur_loc and set cur_loc_changed.
1579 Set cur_loc_changed if all locations have been removed.
1580 (struct expand_loc_callback_data): New type.
1581 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1582 allocated. Always create SUBREGs if simplify_subreg failed.
1583 Prefer to use cur_loc, when that fails and still in
1584 changed_variables (and seen first time) recompute it. Set
1585 cur_loc_changed of variables which had to change cur_loc and
1586 compute elcd->cur_loc_changed if any of the subexpressions used
1587 had to change cur_loc.
1588 (vt_expand_loc): Adjust to pass arguments in
1589 expand_loc_callback_data structure.
1590 (vt_expand_loc_dummy): New function.
1591 (emitted_notes): New variable.
1592 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1593 that weren't used for any other decl in current
1594 emit_notes_for_changes call call vt_expand_loc_dummy to update
1595 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1596 first loc_chain location if NULL before. Always use just
1597 cur_loc instead of first loc_chain location. When cur_loc_changed
1598 is false, when not --enable-checking=rtl just don't emit any note.
1599 When rtl checking, compute the note and assert it is the same
1600 as previous note. Clear cur_loc_changed and in_changed_variables
1601 at the end before removing from changed_variables.
1602 (check_changed_vars_3): New function.
1603 (emit_notes_for_changes): Traverse changed_vars to call
1604 check_changed_vars_3 on each changed var.
1605 (emit_notes_for_differences_1): Clear cur_loc_changed and
1606 in_changed_variables. Recompute cur_loc of new_var.
1607 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1608 (vt_emit_notes): Initialize and destroy emitted_notes.
1610 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1612 PR rtl-optimization/42220
1613 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1614 Use verify_reg_tracked to determine if we should use OP_OUT rather
1616 (build_def_use): If we see an in-out operand for a register that we
1617 know nothing about, treat is an output if possible, fail the block if
1620 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1623 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1626 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1629 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1630 uses of relevant DEFs that are dead outside the loop too.
1632 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1634 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1636 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1638 * var-tracking.c (values_to_unmark): New variable.
1639 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1640 values_to_unmark vector. Moved body to...
1641 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1642 instead queue it into values_to_unmark vector.
1643 (vt_find_locations): Free values_to_unmark vector.
1645 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1647 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1648 (site.exp): Export them when plugins are enabled.
1650 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1653 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1655 (chrec_fold_multiply): Same.
1657 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1660 * c-decl.c (build_compound_literal): Return early if init is
1663 2010-03-04 Martin Jambor <mjambor@suse.cz>
1665 PR tree-optimization/43164
1666 PR tree-optimization/43191
1667 * tree-sra.c (type_consists_of_records_p): Reject records with
1668 zero-size bit-fields at the end.
1670 2010-03-04 Mike Stump <mikestump@comcast.net>
1672 * Makefile.in (TAGS): Remove *.y.
1674 2010-03-04 Richard Guenther <rguenther@suse.de>
1676 PR tree-optimization/40761
1677 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1679 (my_rev_post_order_compute): New function.
1680 (init_pre): Call it.
1682 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1685 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1686 decrease the cost of an IV candidate when the cost is infinite.
1688 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1690 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1691 Use '3DNow!' for the extension of that name, ensure normal space
1693 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1695 2010-03-03 Jeff Law <law@redhat.com>
1697 * PR middle-end/32693
1698 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1699 than gen_rtx_SUBREG.
1700 (extract_bit_field_1): Likewise.
1702 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1704 * doc/sourcebuild.texi (Test directives): Document that arguments
1705 include-opts and exclude-opts are now optional for dg-skip-if,
1706 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1708 2010-03-03 Jason Merrill <jason@redhat.com>
1711 * cgraph.h (varpool_node): Add extra_name field.
1712 * varpool.c (varpool_extra_name_alias): New.
1713 (varpool_assemble_decl): Emit extra name aliases.
1714 (varpool_mark_needed_node): Look past an extra name alias.
1715 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1716 * lto-streamer-in.c (lto_input_tree): Read it.
1717 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1719 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1721 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1722 (sparc*-*-solaris2*): ...this.
1724 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1727 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1728 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1729 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1730 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1733 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1734 fallthrough to default handling, just with want_address 0 instead of 2.
1735 For single element lists, add_AT_loc directly, otherwise create an
1736 artificial variable DIE and stick location list to it.
1739 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1740 (VAL_EXPR_HAS_REVERSE): Define.
1741 (reverse_op): New function.
1742 (add_stores): For reversible operations add an extra MO_VAL_USE.
1744 2010-03-02 Jason Merrill <jason@redhat.com>
1746 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1748 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1750 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1751 (sparc64-*-linux*): Likewise.
1752 (sparc64-*-solaris2*): Include assembler files before linker ones.
1753 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1754 * config/sparc/gas.h: Delete.
1755 * config/sparc/sol2-64.h: Add copyright notice.
1756 * config/sparc/sol2-gas-bi.h: Likewise.
1757 * config/sparc/sol2-gld.h: Likewise.
1758 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1759 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1760 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1761 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1762 (sparc_elf_asm_named_section): Rename into...
1763 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1765 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1767 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1769 2010-03-02 Jeff Law <law@redhat.com>
1772 * reload1.c (rtx_p, substitute_stack): Declare.
1773 (substitute): Record addresses of changed rtxs.
1774 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1775 Restore the original rtx when complete.
1776 (reload): Free subsitute_stack when complete.
1778 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1780 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1781 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1783 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1784 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1785 Torture Tests): Change from subsection to section.
1787 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1788 Steven Bosscher <steven@gcc.gnu.org>
1790 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1793 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1796 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1797 the assignment from the new induction variable to the assignment
1798 of the value from the original loop PHI function.
1800 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1801 Daniel Jacobowitz <dan@codesourcery.com>
1803 * doc/sourcebuild.texi (Test directives): Clarify options to
1806 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1808 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1809 Disable cfi directives unless GCC and gas agree on using read-only
1810 .eh_frame sections for 64-bit.
1811 * configure: Regenerate.
1813 2010-03-01 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/43220
1816 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1817 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1819 2010-03-01 Richard Guenther <rguenther@suse.de>
1820 Martin Jambor <mjambor@suse.cz>
1823 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1824 gimplified parameters.
1826 2010-03-01 Christian Bruel <christian.bruel@st.com>
1828 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1830 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1834 2010-03-01 Richard Guenther <rguenther@suse.de>
1837 * expr.c (expand_assignment): Use the alias-oracle to tell
1838 if the rhs aliases the result decl.
1840 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1843 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1844 to sol_gt_pch_get_address.
1845 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1846 64-bit, SPARC and x86.
1847 (sol_gt_pch_get_address): New function.
1849 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1851 * toplev.h (inform_n, error_n): Declare.
1852 * diagnostic.c (inform_n, error_n): New function.
1854 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1856 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1857 has no rtl yet when processing local_decls, queue it and recheck
1858 if deferred stack allocation hasn't assigned it rtl.
1860 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1862 * config/sh/sh.c (unspec_bbr_uid): New.
1863 (gen_block_redirect): Use it instead of INSN_UID.
1864 (gen_far_branch): Likewise.
1866 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1868 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1869 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1871 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1873 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1874 (Warning Options): -Wno-conversion-null is valid for
1875 Objective-C++ as well.
1876 * doc/tm.texi (Named Address Spaces): Likewise.
1877 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1878 * doc/tree-ssa.texi (Tree SSA): Likewise.
1880 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1883 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1884 by default. Don't set the default arch for
1885 i[34567]86-*-darwin*|x86_64-*-darwin*.
1887 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1890 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1891 default. Set the default 32bit/64bit archs with $with_arch
1892 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1894 2010-02-27 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/43186
1897 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1898 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1899 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1900 unroller iterations.
1902 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1904 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1905 required and i[34567]86-*-* targets don't support 64bit ISA.
1907 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1910 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1913 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1915 * config.gcc: Set the default arch at least to Prescott for
1916 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1917 if SSE math is enabled.
1919 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1921 * diagnostic.c (diagnostic_initialize): Update.
1922 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1924 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1925 (diagnostic_inhibit_notes): New.
1926 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1928 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1931 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1932 * doc/standards.texi: Likewise.
1933 * doc/extend.texi: Likewise.
1934 * doc/trouble.texi: Likewise.
1935 * doc/cppopts.texi: Likewise.
1936 * doc/install.texi: Likewise.
1937 * c.opt (std=c90,std=gnu90): New options.
1938 * c-opts.c (c_common_handle_option): Handle them.
1940 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1943 * c-decl.c (undeclared_variable): Use an informative note.
1945 2010-02-26 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/43186
1948 * gimple.h (gimple_fold): Remove.
1949 * gimple.c (gimple_fold): Remove. Inline into single user ...
1950 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1951 Try harder for conditions.
1953 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1956 * function.c (used_types_insert): Don't skip through named pointer
1957 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1958 and it is different from the main variant's type.
1960 2010-02-26 Nick Clifton <nickc@redhat.com>
1962 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1964 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1966 * config.gcc: Support --with-fpmath=sse for x86.
1968 * config/i386/ssemath.h: New.
1970 * doc/install.texi (--with-fpmath=sse): Documented.
1972 2010-02-26 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43188
1975 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1976 vector types of over-aligned element type.
1978 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1982 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1984 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1986 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1988 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1990 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1991 * var-tracking.c: Include diagnostic.h.
1992 (debug_dv): New function.
1993 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1996 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1997 (add_value_chain, add_value_chains, remove_value_chain,
1998 remove_value_chains): Handle DEBUG_EXPRs.
1999 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2002 * regcprop.c (struct queued_debug_insn_change): New type.
2003 (struct value_data_entry): Add debug_insn_changes field.
2004 (struct value_data): Add n_debug_insn_changes field.
2005 (debug_insn_changes_pool): New variable.
2006 (free_debug_insn_changes, apply_debug_insn_changes,
2007 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2008 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2009 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2011 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2013 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2014 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2015 changes, call cprop_find_used_regs via note_stores.
2016 (copyprop_hardreg_forward): When copying vd from predecessor
2017 which has any queued DEBUG_INSN changes, make sure the pointers are
2018 cleared. At the end call df_analyze and then if there are any
2019 DEBUG_INSN changes queued at the end of some basic block for still
2020 live registers, apply them.
2021 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2023 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2025 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2028 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2030 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2031 targets. Set the default with_cpu/with_arch from arch/cpu.
2032 Allow x86-64 and native for with_cpu/with_arch.
2034 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2036 * ebitmap.c: Change calls to verify_popcount with calls to
2037 sbitmap_verify_popcount.
2038 (ebitmap_clear_bit): Fixed map->cacheindex test and
2039 map>cache update when bit clearing results in an empty
2042 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2045 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2046 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2047 and support both V2DF and V2DI modes.
2048 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2049 support both V2DF and V2DI modes.
2050 (general): Delete trailing whitespace from a few patterns.
2052 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2053 V2DF/V2DI interleave high/low builtins.
2055 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2058 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2059 interleave high/low functions.
2061 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2063 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2064 #pragma extern_prefix.
2066 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2069 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2070 BLKmode, assert op0 is a MEM and just adjust its mode.
2073 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2074 if bitpos isn't multiple of mode's bitsize.
2076 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2078 * c.opt (-ftemplate-depth=): New.
2079 (-ftemplate-depth-): Deprecate.
2080 * optc-gen.awk: Handle -ftemplate-depth=.
2081 * opth-gen.awk: Likewise.
2082 * c-opts.c (c_common_handle_option): Likewise.
2083 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2085 2010-02-24 Jason Merrill <jason@redhat.com>
2087 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2089 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2091 * cfg.c (alloc_aux_for_block): Remove inline.
2092 (alloc_aux_for_edge): Likewise.
2094 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2096 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2098 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2100 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2101 * config/i386/sol2-gas.h: New file.
2102 * config.gcc (i[34567]86-*-solaris2*): Use it.
2104 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2107 * c-typeck.c (ep_convert_and_check): New.
2108 (build_conditional_expr): Use it.
2109 (build_binary_op): Likewise.
2111 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2113 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2116 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2117 bounds even for -O+.
2118 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2119 expr needs to have DECL_NAME set.
2121 2010-02-24 Nick Clifton <nickc@redhat.com>
2123 * config/mep/mep.c: Include gimple.h.
2124 (mep_function_uses_sp): Delete unused function.
2125 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2126 parameters. Use unsigned integers to count args. Return a
2127 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2129 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2132 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2133 greater or equal to nelt instead of 2 * nelt.
2134 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2137 2010-02-23 Jason Merrill <jason@redhat.com>
2140 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2141 in cfun->local_decls even if they have register types.
2144 * stor-layout.c (place_field): Don't warn about unnecessary
2145 DECL_PACKED if the type is packed.
2147 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2150 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2151 GOTOFF relocs, even when the base reg isn't pic pointer.
2153 2010-02-23 Michael Matz <matz@suse.de>
2156 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2157 (expand_gimple_basic_block): Generate and use debug temps if there
2158 are debug uses left after the last real use of TERed ssa names.
2159 Unlink debug immediate uses when they are expanded.
2161 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2164 * config/i386/i386.c (override_options): Reorganise to provide
2165 better error messages.
2167 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2170 * graphite-scop-detection.c (create_single_exit_edge): Move
2171 the call to find_single_exit_edge to....
2172 (create_sese_edges): ...here. Don't handle multiple edges
2173 exiting the function.
2174 (build_graphite_scops): Don't handle multiple edges
2175 exiting the function.
2177 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2180 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2181 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2183 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2186 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2188 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2191 * c-typeck.c (convert_arguments): Print declaration location.
2192 * c-common.c (validate_nargs): Rename as
2193 builtin_function_validate_nargs.
2194 (check_builtin_function_arguments): Update.
2196 2010-02-22 Richard Guenther <rguenther@suse.de>
2199 * tree-inline.c (declare_return_variable): Use the type of
2200 the call stmt lhs if available.
2202 2010-02-22 Duncan Sands <baldrick@free.fr>
2204 * passes.c (register_pass): Always consider all pass lists when
2205 ref_pass_instance_number is zero.
2207 2010-02-22 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/42749
2210 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2211 parameter. Do arithmetic in the original type.
2212 (update_accumulator_with_ops): Likewise.
2213 (adjust_accumulator_values): Adjust.
2215 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2217 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2218 (QI to BLKmode splitter): New splitter.
2220 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2222 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2223 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2225 2010-02-22 Richard Guenther <rguenther@suse.de>
2227 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2229 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2231 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2232 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2233 ($(T)crti.o, $(T)crtn.o): Remove rules.
2235 2010-02-21 Tobias Burnus <burnus@net-b.de>
2238 * doc/invoke.texi (-fassociative-math): Document that this
2239 option is automatically enabled for Fortran.
2241 2010-02-20 David S. Miller <davem@davemloft.net>
2243 * configure.ac: Test if linker and assembler properly support
2244 GOTDATA_OP relocations.
2245 * configure: Rebuild.
2246 * config.in: Likewise.
2247 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2248 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2249 (movsi_high_pic): Likewise.
2250 (movdi_lo_sum_pic): Likewise.
2251 (movdi_high_pic): Likewise.
2252 (movsi_pic_gotdata_op): New pattern.
2253 (movdi_pic_gotdata_op): Likewise.
2254 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2255 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2257 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2261 attribute to ssemul.
2262 (xop_mulv2div2di3_high): Ditto.
2264 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2267 * c.opt (Wconversion-null): New option.
2268 * doc/invoke.texi (Wconversion-null): Document.
2270 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2272 * common.opt (Wlarger-than-): Add Undocumented.
2274 2010-02-19 Mike Stump <mikestump@comcast.net>
2276 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2278 2010-02-19 Jason Merrill <jason@redhat.com>
2281 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2282 * configure: Likewise.
2284 2010-02-20 Alan Modra <amodra@gmail.com>
2287 * cgraph.h (cgraph_make_decl_local): Declare.
2288 * cgraph.c (cgraph_make_decl_local): New function.
2289 (cgraph_make_node_local): Use it.
2290 * cgraphunit.c (cgraph_function_versioning): Likewise.
2291 * ipa.c (function_and_variable_visibility): Likewise.
2293 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2296 * except.c (sjlj_emit_function_enter): Don't call
2297 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2299 * rtl.h (add_reg_br_prob_note): Remove prototype.
2301 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2304 * c-common.c (conversion_warning): Remove widening conversions
2305 before checking the conversion of integers to reals.
2307 2010-02-19 Mike Stump <mikestump@comcast.net>
2310 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2313 * cgraphunit.c (process_function_and_variable_attributes): Check
2314 DECL_PRESERVE_P instead of looking up attribute "used".
2315 * ipa-pure-const.c (check_decl): Likewise.
2316 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2317 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2318 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2319 instead of attribute "used".
2320 * config/sol2-c.c (solaris_pragma_init): Likewise.
2321 (solaris_pragma_fini): Likewise.
2323 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2325 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2326 Use XCNEW instead of xcalloc.
2327 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2328 XNEW instead of xmalloc.
2329 (get_fields): Use XNEWVEC instead of xmalloc.
2332 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2333 populate vars array.
2334 (create_new_general_access): For debug stmts just reset value.
2335 (get_stmt_accesses): For accesses within debug stmts just record them
2336 using add_access_to_acc_sites instead of preventing the peeling or
2337 counting them as accesses.
2340 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2342 2010-02-19 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/42916
2345 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2348 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2350 * configure.ac: Replace all uses of changequote in macro arguments
2351 with proper quoting.
2353 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2356 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2358 2010-02-19 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/42944
2361 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2362 test for aliasing with errno.
2364 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2367 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2368 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2369 * dojump.c: Include output.h.
2370 (inv): New inline function.
2371 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2372 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2373 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2374 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2375 argument, pass it down to other calls.
2376 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2377 add REG_BR_PROB note to the conditional jump.
2378 * cfgexpand.c (add_reg_br_prob_note): Removed.
2379 (expand_gimple_cond): Don't call it, add the probability
2380 as last argument to jumpif_1/jumpifnot_1.
2381 * Makefile.in (dojump.o): Depend on output.h.
2382 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2384 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2385 * stmt.c (do_jump_if_equal): Likewise.
2386 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2387 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2388 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2390 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2391 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2392 jumpifnot_1 callers.
2393 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2395 (store_expr): Adjust jumpifnot caller.
2396 (store_constructor): Adjust jumpif caller.
2399 * gimplify.c (gimple_boolify): For __builtin_expect call
2400 gimple_boolify also on its first argument.
2402 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2404 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2406 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2407 * configure: Regenerated.
2409 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2411 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2412 lang_hooks.types_compatible_p instead of comptypes.
2414 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2416 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2417 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2418 if __prefer_thumb__ is defined.
2420 2010-02-18 Martin Jambor <mjambor@suse.cz>
2422 PR tree-optimization/43066
2423 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2424 array with zero-sized element type.
2426 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2428 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2429 rtx, allocate struct var_loc_node here and return it to the
2430 caller, and only if it is actually needed.
2431 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2432 move it earlier and return immediately if it returns NULL.
2434 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2436 * config/sparc/gas.h: New file. Restore
2437 TARGET_ASM_NAMED_SECTION to its ELF default.
2438 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2440 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2441 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2442 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2443 after sparc/sysv4.h.
2445 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2447 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2449 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2451 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2452 patterns from predicated pattern.
2454 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2457 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2458 for insn mnemonic suffix.
2460 2010-02-17 Richard Guenther <rguenther@suse.de>
2462 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2465 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2468 * caller-save.c (save_call_clobbered_regs): If BB ends with
2469 a DEBUG_INSN, move any notes in between last real insn and the last
2470 DEBUG_INSN after the last DEBUG_INSN.
2472 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2474 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2475 Fix return type. Fix argument type. Explain meaning of return value.
2477 2010-02-16 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/41043
2480 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2481 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2483 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2485 2010-02-16 Ira Rosen <irar@il.ibm.com>
2487 PR tree-optimization/43074
2488 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2489 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2490 vectorizable cycles in hybrid SLP check.
2491 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2493 2010-02-16 Richard Guenther <rguenther@suse.de>
2495 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2496 (true_dependence): If memrefs_conflict_p computes must-alias
2497 trust it. Move TBAA check after offset-based disambiguation.
2498 (canon_true_dependence): Likewise.
2500 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2502 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2503 * doc/invoke.texi: Document it.
2504 * var-tracking.c: Include toplev.h and params.h.
2505 (vt_find_locations): Return bool indicating success. Compute
2506 hash sizes unconditionally. Check new parameter, report.
2507 (variable_tracking_main_1): Check vt_find_locations results and
2508 retry. Renamed from...
2509 (variable_tracking_main): ... this. New wrapper to preserve
2510 flag_var_tracking_assignments.
2511 * Makefile.in (var-tracking.o): Adjust dependencies.
2513 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2514 Jakub Jelinek <jakub@redhat.com>
2517 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2518 if weak_import attribute is present.
2519 * config/darwin.c (machopic_select_section): Likewise.
2521 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2523 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2524 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2525 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2526 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2528 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2531 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2534 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2535 Rewrite text to refer to the names.
2537 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2539 * config/i386/i386-builtin-types.def
2540 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2541 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2542 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2543 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2544 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2545 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2546 IX86_BUILTIN_VPERMIL2PS256.
2547 (MULTI_ARG_4_DF2_DI_I): Defined.
2548 (MULTI_ARG_4_DF2_DI_I1): Defined.
2549 (MULTI_ARG_4_SF2_SI_I): Defined.
2550 (MULTI_ARG_4_SF2_SI_I1): Defined.
2551 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2552 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2553 __builtin_ia32_vpermil2ps256.
2554 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2555 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2556 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2557 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2558 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2559 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2560 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2561 CODE_FOR_xop_vpermil2v8sf3.
2562 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2563 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2564 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2565 (_mm256_permute2_pd): New.
2566 (_mm_permute2_ps): New.
2567 (_mm256_permute2_ps): New.
2569 2010-02-15 Nick Clifton <nickc@redhat.com>
2571 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2572 boolean parameters. Use emit_jump_insn when emitting a pop
2573 instruction containing a return insn.
2574 (push): Use 'true' rather than '1' as second parameter to F.
2575 (h8300_expand_prologue): Likewise.
2576 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2577 (h8300_expand_epilogue): Likewise.
2579 2010-02-15 Richard Guenther <rguenther@suse.de>
2582 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2585 2010-02-15 Nick Clifton <nickc@redhat.com>
2587 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2590 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2592 * intl.c (fake_ngettext): New function.
2593 * intl.h (fake_ngettext): Declare.
2594 (ngettext): Define macro.
2595 * collect2.c (notice_translated): New function.
2596 (main): Use notice_translated and ngettext.
2597 * collect2.h (notice_translated): Declare.
2599 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2601 * reorg.c (delete_computation): Comment fixes.
2602 * caller-save.c (setup_save_areas): Idem.
2603 * sel-sched-dump.c (dump_lv_set): Idem.
2606 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2608 * config/s390/s390.c (s390_sched_init): New function.
2609 (TARGET_SCHED_INIT): Target hook defined.
2611 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2612 Jack Howarth <howarth@bromo.med.uc.edu>
2613 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2616 Partial revert of unintended change in fix for PR41605.
2617 * config/darwin.h: Fix typo.
2618 * config/darwin9.h: Same.
2620 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2622 * c-pch.c (pch_init): Clear v.
2624 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2627 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2628 graphite_can_represent_init for MULT_EXPR.
2630 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2634 * graphite-sese-to-poly.c (remove_phi): New.
2635 (translate_scalar_reduction_to_array): Call remove_phi.
2637 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2640 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2641 * graphite-clast-to-gimple.h (gloog): Update declaration.
2642 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2643 * graphite-poly.h (struct poly_bb): Add missing comments.
2644 (struct scop): Add poly_scop_p field.
2646 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2647 * graphite.c (graphite_transform_loops): Build the polyhedral
2648 representation for each scop before code generation.
2649 * sese.c (rename_variables_in_operand): Removed.
2650 (rename_variables_in_expr): Return the renamed expression.
2651 (rename_sese_parameters): New.
2652 * sese.h (rename_sese_parameters): Declared.
2654 2010-02-11 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/42998
2657 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2658 POINTER_PLUS_EXPR properly.
2660 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2661 Changpeng Fang <changpeng.fang@amd.com>
2664 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2665 the cost of an IV candidate when the IV is used in a test against zero.
2667 * gcc.dg/tree-ssa/ivopts-3.c: New.
2669 2010-02-11 Richard Guenther <rguenther@suse.de>
2672 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2673 pointer-vs-decl case by swapping refs. Handle some cases
2674 of pointer-vs-decl disambiguations more conservatively.
2675 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2676 to false after expanding.
2678 2010-02-11 Richard Guenther <rguenther@suse.de>
2681 * gcc.c (process_command): Handle LTO file@offset case more
2684 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2686 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2687 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2689 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2691 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2692 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2693 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2694 Optimize eq/ne comparisons when both arguments are known to be
2696 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2697 Don't mask operands unnecessarily if they are known to be already
2700 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2702 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2705 2010-02-10 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/43017
2708 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2709 for wrapping signed arithmetic.
2711 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2714 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2715 if no debug info should be emitted for it.
2717 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2719 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2720 note when flag_exceptions is set.
2722 2010-02-10 Duncan Sands <baldrick@free.fr>
2724 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2726 2010-02-10 Richard Guenther <rguenther@suse.de>
2729 * tree.c (get_unwidened): Handle constants.
2730 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2732 2010-02-10 Martin Jambor <mjambor@suse.cz>
2735 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2736 check for variable argument counts independently.
2738 2010-02-10 Christian Bruel <christian.bruel@st.com>
2741 * config/sh/sh.c (find_barrier): Increase length for non delayed
2742 conditional branches.
2744 2010-02-10 Christian Bruel <christian.bruel@st.com>
2746 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2748 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2750 * builtins.c (set_builtin_user_assembler_name): Also handle
2751 ffs if int is smaller than word.
2753 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2756 * ira-conflicts.c (get_dup): Remove.
2757 (process_reg_shuffles): Add new parameter. Use it as an
2758 additional guard for copy generation.
2759 (add_insn_allocno_copies): Rewrite.
2761 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2763 * common.opt (fsched2-use-traces): Preserved for backward
2765 * doc/invoke.texi: Remove the documentation about option
2766 -fsched2-use-traces.
2767 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2768 flag_sched2_use_traces.
2769 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2770 the backward compatibility flag section.
2772 2010-02-09 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/43008
2775 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2776 make HEAP variables initialized from global memory if they
2777 are not known builtin functions.
2778 (find_func_aliases): Adjust.
2780 2010-02-09 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/43000
2783 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2784 arithmetic manually.
2786 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2788 PR tree-optimization/42931
2789 * tree-loop-linear.c (try_interchange_loops): Don't call
2790 double_int_mul if estimated_loop_iterations failed.
2792 2010-02-08 Martin Jambor <mjambor@suse.cz>
2795 * tree-sra.c (build_accesses_from_assign): Do not mark in
2796 should_scalarize_away_bitmap if stmt has volatile ops.
2797 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2800 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2802 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2804 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2806 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2809 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2812 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2814 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2817 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2818 to unknown_dependence.
2819 (graphite_legal_transform_dr): Handle the unknown_dependence.
2820 (graphite_carried_dependence_level_k): Same.
2822 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2824 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2826 2010-02-07 Richard Guenther <rguenther@suse.de>
2829 * expr.c (get_inner_reference): Always initialize *pbitsize.
2831 2010-02-07 Richard Guenther <rguenther@suse.de>
2834 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2835 new ARRAY_REFs on variable size element or minimal index arrays.
2837 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2838 gimple_fold_indirect_ref.
2840 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2843 * arm.c (arm_override_options): Just return if the user has specified
2844 an invalid fpu name.
2846 2010-02-03 Jason Merrill <jason@redhat.com>
2849 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2850 i386_pe_maybe_record_exported_symbol.
2852 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2855 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2856 (pa_delegitimize_address): New function.
2858 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2860 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2861 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2863 2010-02-05 Richard Guenther <rguenther@suse.de>
2866 * lto-streamer-in.c (get_resolution): Deal with references
2867 to undefined functions.
2869 2010-02-05 Richard Guenther <rguenther@suse.de>
2871 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2872 (fold_const_aggregate_ref): Likewise.
2873 (ccp_fold_stmt): Substitute loads.
2874 (maybe_fold_reference): Verify types before substituting.
2876 (fold_gimple_assign): Unshare properly.
2877 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2879 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2881 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2882 for rs6000_gen_cell_microcode.
2884 2010-02-04 Richard Guenther <rguenther@suse.de>
2886 PR rtl-optimization/42952
2887 * dse.c (const_or_frame_p): Remove MEM handling.
2889 2010-02-04 Nick Clifton <nickc@redhat.com>
2891 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2892 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2893 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2894 (mn10300_asm_output_mi_thunk): New function.
2895 (mn10300_can_output_mu_thunk): New function.
2896 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2897 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2898 (FUNCTION_ARG): Delete incorrect comment.
2900 2010-02-03 Jason Merrill <jason@redhat.com>
2903 * fold-const.c (operand_equal_p): Handle erroneous types.
2905 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2907 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2909 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2911 PR rtl-optimization/42941
2912 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2915 2010-02-03 Jason Merrill <jason@redhat.com>
2918 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2920 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2923 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2924 (cselib_reset_table): Renamed from...
2925 (cselib_reset_table_with_next_value): ... this.
2926 (cselib_get_next_uid): Renamed from...
2927 (cselib_get_next_unknown_value): ... this.
2928 * cselib.c (next_uid): Renamed from...
2929 (next_unknown_value): ... this.
2930 (cselib_clear_table): Adjust.
2931 (cselib_reset_table): Adjust. Renamed from...
2932 (cselib_reset_table_with_next_value): ... this.
2933 (cselib_get_next_uid): Adjust. Renamed from...
2934 (cselib_get_next_unknown_value): ... this.
2935 (get_value_hash): Use hash.
2936 (cselib_hash_rtx): Likewise.
2937 (new_cselib_val): Adjust. Set and dump uid.
2938 (cselib_lookup_mem): Pass next_uid as hash.
2939 (cselib_subst_to_values): Likewise.
2940 (cselib_log_lookup): Dump uid.
2941 (cselib_lookup): Pass next_uid as hash. Adjust.
2942 (cselib_process_insn): Adjust.
2943 (cselib_init): Initialize next_uid.
2944 (cselib_finish): Adjust.
2945 (dump_cselib_table): Likewise.
2946 * dse.c (canon_address): Dump value uid.
2947 * print-rtl.c (print_rtx): Print value uid.
2948 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2950 (dv_uid): New function, sort of renamed from...
2951 (dv_htab_hash): ... this, reimplemented in terms of it and...
2952 (dv_uid2hash): ... this. New.
2953 (variable_htab_eq): Drop excess assertions.
2954 (tie_break_pointers): Removed.
2955 (canon_value_cmp): Compare uids.
2956 (variable_post_merge_New_vals): Print uids.
2957 (vt_add_function_parameters): Adjust.
2958 (vt_initialize): Reset table. Adjust.
2960 2010-02-03 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/42944
2963 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2964 (call_may_clobber_ref_p_1): Likewise. Properly handle
2965 malloc and calloc clobbering errno.
2967 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2969 * doc/invoke.texi: Fix name of sched1 dump.
2971 * opts.c (decode_options): Set flag_tree_switch_conversion
2972 only conditionally on optimize >= 2.
2974 * gcse.c: Assorted comment fixes in pass description.
2976 2010-02-03 Anthony Green <green@moxielogic.com>
2978 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2979 nop padding in order to maintain alignment of storage location of
2980 target function address.
2981 (moxie_trampoline_init): Store target function address at newly
2983 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2985 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2987 2010-02-03 Richard Guenther <rguenther@suse.de>
2990 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2992 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2994 * config.gcc: Reenable check for obsolete targets.
2995 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2996 mips-sgi-irix6.[0-4]*.
2998 2010-02-02 Nick Clifton <nickc@redhat.com>
3000 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3001 constant size of 4 as being the same as 0.
3002 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3003 can take values in the range 0..4.
3005 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3008 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3009 as _darwin10_Unwind_FindEnclosingFunction().
3010 * libgcc-libsystem.ver: New.
3012 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3015 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3016 implicitly set registers.
3018 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3020 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3021 (arm_override_options): Allow automatic selection of the thread
3022 pointer register if thumb2.
3023 (legitimize_pic_address): Improve code sequences for Thumb2.
3024 (arm_call_tls_get_addr): Likewise.
3025 (legitimize_tls_address): Likewise.
3026 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3027 (pic_load_addr_32bit): ... this. New named pattern.
3028 * thumb2.md (pic_load_addr_thumb2): Delete.
3029 (pic_load_dot_plus_four): Delete.
3030 (tls_load_dot_plus_four): New named pattern.
3032 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3035 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3036 Document fix for TLS bug.
3038 2010-01-31 Richard Guenther <rguenther@suse.de>
3040 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3041 conservatively correct.
3043 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3047 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3049 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3051 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3053 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3055 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3057 * config.gcc: Adjust order of makefile fragments for mingw targets.
3059 2010-01-31 Richard Guenther <rguenther@suse.de>
3062 * gimplify.c (gimplify_init_constructor): For volatile LHS
3063 initialize a temporary.
3065 2010-01-31 Matthias Klose <doko@ubuntu.com>
3067 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3069 * configure: Regenerate.
3071 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3073 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3074 the same alias set and their sizes different constantness.
3075 (aliasing_component_refs_p): Revert 2009-10-24 change.
3077 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3079 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3082 2010-01-29 Richard Guenther <rguenther@suse.de>
3084 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3085 Assert we successfully updated the call.
3087 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3089 PR rtl-optimization/42889
3090 * df.h (df_set_bb_dirty_nonlr): New prototype.
3091 * df-core.c (df_set_bb_dirty_nonlr): New function.
3092 * df-scan.c (df_insn_rescan): Call it instead of
3093 df_set_bb_dirty for DEBUG_INSNs.
3095 2010-01-29 Richard Guenther <rguenther@suse.de>
3098 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3099 quadratic behavior in most cases.
3101 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3105 in the call to gen_x86_movsicc_0_m1.
3107 2010-01-28 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/42871
3110 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3112 2010-01-28 Richard Guenther <rguenther@suse.de>
3114 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3115 into call arguments.
3117 2010-01-28 Richard Guenther <rguenther@suse.de>
3120 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3121 the forwarder if the destination is an EH landing pad.
3123 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3125 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3126 block list passed to gimple_duplicate_sese_tail.
3127 (parallelize_loops): Avoid parallelization when the function
3129 Avoid parallelization when the preheader is IRREDUCIBLE.
3130 Try to optimize when estimated_loop_iterations_int is unresolved.
3131 Add the loop's location to the dump file.
3132 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3133 (gimple_duplicate_sese_tail): Remove the check for the latch.
3134 Redirect nexits to the exit block.
3135 Remove handling of the incoming edges to the latch.
3136 Redirect the backedge from the copied latch to the exit bb.
3138 2010-01-28 Michael Matz <matz@suse.de>
3141 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3142 Wrap force_reg into a sequence, emit it before user.
3144 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3146 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3148 (arm_legacy_rev): Likewise.
3149 (thumb_legacy_rev): Likewise.
3151 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3153 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3154 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3155 on MEM's address failed, try avoid_constant_pool_reference and
3156 recurse if it returned something different.
3157 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3158 address, try avoid_constant_pool_reference and recurse if it
3159 returned something different.
3160 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3161 address and avoid_constant_pool_reference returned something
3162 different, don't set have_address.
3164 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3167 * var-tracking.c (val_store): Add modified argument, obey it.
3169 (count_uses): Move down logging of main.
3170 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3171 don't need resolution.
3172 (emit_notes_in_bb): Likewise.
3174 2010-01-27 Richard Guenther <rguenther@suse.de>
3177 * tree-inline.c (remap_decl): Delay remapping of SSA name
3178 default definitions until we need them.
3180 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3182 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3183 (rs6000_delegitimize_address): New function.
3185 * config/s390/s390.c (s390_delegitimize_address): Call
3186 delegitimize_mem_from_attrs.
3189 * tree-inline.c (cannot_copy_type_1): Removed.
3190 (copy_forbidden): Don't forbid copying of functions containing
3191 records/unions with variable length fields.
3193 2010-01-27 Christian Bruel <christian.bruel@st.com>
3197 * config/sh/sh.c (find_barrier): Increase length for non delayed
3198 conditional branches.
3200 2010-01-27 Matthias Klose <doko@ubuntu.com>
3202 * configure.ac (gnu-unique-object): Fix ldd version check.
3203 * configure: Regenerate.
3205 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3207 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3209 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3210 Test for HAVE_GNU_AS value.
3212 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3214 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3215 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3216 INT64_TYPE): Define.
3217 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3218 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3219 INT_LEAST64_TYPE): Define.
3220 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3221 UINT_LEAST64_TYPE): Define.
3222 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3223 INT_FAST64_TYPE): Define.
3224 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3225 UINT_FAST64_TYPE): Define.
3226 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3227 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3228 (SIG_ATOMIC_TYPE): Define.
3230 2010-01-26 Richard Guenther <rguenther@suse.de>
3232 * df-scan.c (df_scan_set_bb_info): Remove assert.
3233 (df_insn_rescan_debug_internal): Merge asserts.
3234 (df_install_ref): Likewise.
3235 (df_mark_reg): Use bitmap_set_range.
3236 (df_hard_reg_used_p): Remove assert.
3237 (df_hard_reg_used_count): Likewise.
3239 2010-01-26 Richard Guenther <rguenther@suse.de>
3241 PR rtl-optimization/42685
3242 * web.c (web_main): Ignore DEBUG_INSNs.
3244 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3246 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3248 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3249 Fix types of fndecl and arglist parameters.
3251 2010-01-26 Richard Guenther <rguenther@suse.de>
3254 * tree-eh.c (unsplit_eh): Skip debug insns.
3256 2010-01-26 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/42250
3259 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3261 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3264 * omp-low.c (expand_omp_sections): Only use single_pred if
3265 l2_bb is single_pred_p.
3267 2010-01-25 Christian Bruel <christian.bruel@st.com>
3270 * config/sh/sh.c (find_barrier): Increase length for non delayed
3271 conditional branches.
3272 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3274 2010-01-24 David S. Miller <davem@davemloft.net>
3276 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3277 define if not using GAS.
3278 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3279 Likewise. Delete SECTION_MERGE code, which is only applicable
3282 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3285 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3286 mangling of va_list in system headers.
3288 2010-01-23 Toon Moene <toon@moene.org>
3290 * tree-predcom.c (combine_chains): Return NULL, not false.
3292 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3294 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3295 initialization of variable res to agree with return type.
3297 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3299 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3300 * tree-sra.c: Add include of expr.h.
3302 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3304 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3305 insert the debug stmt on the single non-EH edge from the stmt.
3307 2010-01-22 Richard Henderson <rth@redhat.com>
3310 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3311 the RHS until after generate_subtree_copies has insertted its
3312 code before the current statement.
3314 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3316 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3318 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3320 2010-01-21 Martin Jambor <mjambor@suse.cz>
3322 PR tree-optimization/42585
3323 * tree-sra.c (struct access): New field grp_total_scalarization.
3324 (dump_access): Dump the new field.
3325 (should_scalarize_away_bitmap): New variable.
3326 (cannot_scalarize_away_bitmap): Likewise.
3327 (sra_initialize): Allocate new bitmaps.
3328 (sra_deinitialize): Free new bitmaps.
3329 (create_access_1): New function.
3330 (create_access): Parts moved to create_access_1.
3331 (type_consists_of_records_p): New function.
3332 (completely_scalarize_record): Likewise.
3333 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3334 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3335 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3337 (analyze_all_variable_accesses): Completely scalarize small eligible
3340 2010-01-21 Martin Jambor <mjambor@suse.cz>
3342 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3344 2010-01-21 Andrew Haley <aph@redhat.com>
3346 * gcc.c (process_command): Move lang_specific_driver before
3347 setting cc_libexec_prefix.
3349 2010-01-21 Richard Guenther <rguenther@suse.de>
3352 * fold-const.c (negate_expr_p): Pretend only negative
3353 real constants are easily negatable.
3355 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3356 Jason Merrill <jason@redhat.com>
3358 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3359 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3360 * calls.c (initialize argument_information): Handle it.
3361 * c-common.c (handle_transparent_union_attribute): Use new name.
3362 * c-decl.c (finish_struct): Ditto.
3363 * c-typeck.c (type_lists_compatible_p): Ditto.
3364 (convert_for_assignment): Use new name and also handle record.
3365 * function.c (aggregate_value_p): Handle it.
3366 (pass_by_reference): Ditto.
3367 (assign_parm_data_types): Ditto.
3368 * print-tree.c (print_node): Ditto.
3369 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3370 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3371 * tree.c (first_field): New fn.
3373 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3376 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3377 even when linking statically, for now.
3379 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3382 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3383 without a cselib val.
3384 (count_uses): Accept MO_VAL_SET with no val on stores.
3385 (add_stores): Likewise.
3387 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3389 * var-tracking.c (check_value_val): Add a compile time assertion.
3390 (dv_is_decl_p): Simplify.
3391 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3392 gcc_assert if ENABLE_CHECKING.
3394 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3397 * var-tracking.c: Include tree-flow.h.
3398 (mem_dies_at_call): New.
3399 (dataflow_set_preserve_mem_locs): Use it.
3400 (dataflow_set_remove_mem_locs): Likewise.
3401 (dump_var): Renamed from dump_variable. Adjust all callers.
3402 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3403 * Makefile.in (var-tracking.o): Adjust deps.
3405 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3407 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3409 2010-01-20 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/42717
3412 * tree-ssa-dce.c (get_live_post_dom): Remove.
3413 (forward_edge_to_pdom): Take an arbitrary edge to copy
3414 degenerate PHI args from.
3415 (remove_dead_stmt): Use the first post-dominator even if it
3416 does not contain live statements as redirection destination.
3418 2010-01-20 Richard Guenther <rguenther@suse.de>
3420 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3422 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3424 * sel-sched.c (create_speculation_check): Remove set but not used
3426 (try_transformation_cache): Remove set but not used variable ds.
3427 (calculate_privileged_insns): Remove set but not used variables
3428 cur_insn and min_spec_insn.
3429 (find_best_expr): Remove set but not used variable avail_n.
3430 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3432 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3434 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3435 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3438 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3441 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3442 cpu types. Add support for *-sse3 cpu types.
3443 (x86_64-*-*): Ditto.
3445 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3448 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3449 argument, call initializer_constant_valid_p_1 instead of
3450 initializer_constant_valid_p, pass CACHE to it, return NULL
3451 immediately if first call returns NULL.
3452 (initializer_constant_valid_p_1): New function.
3453 (initializer_constant_valid_p): Use it.
3455 2010-01-20 Thomas Quinot <quinot@adacore.com>
3457 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3459 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3461 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3462 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3463 (loc_list_from_tree): Don't handle unsigned division. Handle
3464 signed modulo using DW_OP_{over,over,div,mul,minus}.
3465 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3466 modulo instead of signed.
3468 2010-01-20 DJ Delorie <dj@redhat.com>
3470 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3472 (h8300_emit_stack_adjustment): Propogate it.
3474 (h8300_expand_prologue): Likewise.
3475 (h8300_expand_epilogue): Likewise.
3477 2010-01-19 Michael Matz <matz@suse.de>
3479 PR tree-optimization/41783
3480 * tree-data-ref.c (toplevel): Include flags.h.
3481 (dump_data_dependence_relation): Also dump the inputs if the
3482 result will be unknown.
3483 (split_constant_offset_1): Look through some conversions.
3484 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3485 the offset from last element is too large.
3486 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3487 (reassociate_to_the_same_stmt): Handle vector registers.
3488 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3490 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3491 wide_prolog_niters argument, emit widening instructions.
3492 (vect_do_peeling_for_alignment): Adjust caller, use widened
3493 variant of the iteration cound.
3494 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3496 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3499 * config/arm/neon-testgen.m (emit_automatics): New parameter
3500 features. Adjust for Fixed_return_reg feature.
3501 (test_intrinsic): Call emit_automatics with new feature.
3502 * config/arm/neon.ml: Update copyright years.
3503 (features): New Fixed_return_reg feature.
3504 (ops): Update feature for Vget_low.
3506 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3508 PR tree-optimization/42719
3509 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3513 * fwprop.c (all_uses_available_at): Return false if def_set dest
3514 is a REG that is used in def_insn.
3516 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3518 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3520 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3523 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3525 * target.h (struct gcc_target) <secondary_reload>: Change type
3526 of last argument to secondary_reload_info *.
3528 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3531 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3532 memory references with unaligned offsets. Remove CQImode handling.
3533 (unaligned_memory_operand): Return 1 for memory references with
3534 unaligned offsets. Remove CQImode handling.
3536 2010-01-18 Richard Guenther <rguenther@suse.de>
3539 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3542 2010-01-18 Richard Guenther <rguenther@suse.de>
3544 PR tree-optimization/42781
3545 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3546 restrict processing only if the original variable was artificial.
3548 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3550 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3551 find number of popped argument bytes.
3553 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3554 Fix the text that describes the return value for invalid insns.
3556 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3558 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3559 Clarify what 'cost of the -dependence' is. Fix quoting.
3561 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3562 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3564 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3566 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3567 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3569 2010-01-17 Richard Guenther <rguenther@suse.de>
3572 * function.c (split_complex_args): Take a VEC to modify.
3573 (assign_parms_augmented_arg_list): Build a VEC instead of
3574 a chain of PARM_DECLs.
3575 (assign_parms_unsplit_complex): Take a VEC of arguments.
3576 Do not fixup unmodified parms.
3577 (assign_parms): Deal with the VEC.
3578 (gimplify_parameters): Likewise.
3580 2010-01-17 Richard Guenther <rguenther@suse.de>
3582 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3583 node existence check.
3584 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3585 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3586 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3587 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3588 (gimple_execute_on_growing_pred): Likewise.
3590 2010-01-17 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/42773
3593 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3594 (compute_antic_aux): Likewise.
3595 (compute_partial_antic_aux): Likewise.
3597 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3600 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3603 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3605 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3608 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3609 Fix markup for strict argument.
3611 (TARGET_SCHED_REORDER2): Fix argument types.
3613 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3614 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3616 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3617 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3619 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3622 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3623 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3624 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3625 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3626 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3628 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3630 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3632 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3633 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3635 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3637 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3640 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3642 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3643 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3645 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3647 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3649 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3650 referring to it. Fix language.
3652 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3654 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3656 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3658 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3660 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3661 '@var{stream}. Remove stray 'and'.
3663 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3665 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3667 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3669 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3670 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3672 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3673 Fix description of return value.
3674 Rename argument "sz" to "len."
3676 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3677 Clarify meaning of 'true' return value.
3679 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3681 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3682 rep_mode versus mode_rep.
3684 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3686 (TARGET_BUILTIN_DECL): Fix name.
3688 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3690 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3692 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3694 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3696 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3698 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3701 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3702 Rename argument tm_fn to md_fn.
3704 (TARGET_OPTION_PRINT): Fix argument list.
3706 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3709 * config/i386/i386.c (ix86_fixup_binary_operands):
3710 Revert FMA4 fixup of operands.
3712 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3715 * Makefile.in (write_entries_to_file, install-plugin):
3716 Use \012 instead of \n with tr.
3718 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3720 * configure.ac (HAVE_AS_REF): New C macro.
3721 * configure: Regenerate.
3722 * config.in: Likewise.
3723 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3725 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3728 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3730 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3732 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3734 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3736 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3738 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3740 (TARGET_BINDS_LOCAL_P): Fix argument type.
3742 (TARGET_ASM_FILE_END): Use prototype.
3744 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3746 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3748 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3750 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3752 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3753 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3755 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3756 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3758 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3759 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3760 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3761 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3763 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3765 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3767 (TARGET_INIT_BUILTINS): Use prototype.
3769 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3770 Put 'const char *' in braces. Fix parameter types.
3771 (TARGET_INVALID_CONVERSION): Fix parameter types.
3772 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3773 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3775 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3778 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3780 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3782 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3784 * doc/tm.texi (TARGET_HELP): Fix return type.
3786 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3787 in braces. Fix argument types.
3789 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3791 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3793 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3795 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3796 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3798 (TARGET_MANGLE_TYPE): Fix argument types.
3800 (TARGET_IRA_COVER_CLASSES): Use prototype.
3802 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3804 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3806 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3808 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3810 (TARGET_CALLEE_COPIES): Fix argument types.
3812 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3814 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3816 (TARGET_FUNCTION_VALUE): Fix argument types.
3818 (TARGET_RETURN_IN_MSB): Fix argument type.
3820 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3822 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3824 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3826 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3827 agree with return type.
3829 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3831 2010-01-15 Jing Yu <jingyu@google.com>
3833 PR rtl-optimization/42691
3834 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3835 a pseudo to a constant and are merged, and adjust comments.
3837 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3839 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3841 2010-01-15 Richard Guenther <rguenther@suse.de>
3844 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3845 labels of computed or non-local gotos to the destination.
3846 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3847 landing pad label is the first label.
3849 2010-01-15 Richard Guenther <rguenther@suse.de>
3851 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3853 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3856 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3857 to allow generation of the xssqrtdp instruction on power7.
3858 (sqrtdf2_fpr): Ditto.
3860 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3863 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3864 functions with noreturn attribute.
3867 * varasm.c (declare_weak): Add weak attribute to decl if it
3868 doesn't have one already.
3869 (assemble_external): Only add decls to weak_decls if they also
3870 have weak attribute.
3872 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3874 * var-tracking.c (var_reg_delete): Don't delete the association
3875 between REGs and values or one-part variables if the register
3878 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3881 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3882 because its first operand is a non-localized variable.
3884 2010-01-14 Martin Jambor <mjambor@suse.cz>
3886 PR tree-optimization/42706
3887 * tree-sra.c (encountered_recursive_call): New variable.
3888 (encountered_unchangable_recursive_call): Likewise.
3889 (sra_initialize): Initialize both new variables.
3890 (callsite_has_enough_arguments_p): New function.
3891 (scan_function): Call decl and flags check only for IPA-SRA, check
3892 whether there is a recursive call and whether it has enough arguments.
3893 (all_callers_have_enough_arguments_p): New function.
3894 (convert_callers): Look for recursive calls only when
3895 encountered_recursive_call is set.
3896 (ipa_early_sra): Bail out either if
3897 !all_callers_have_enough_arguments_p or
3898 encountered_unchangable_recursive_call.
3900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3902 * sel-sched.c: Add 2010 to copyright years.
3903 * sel-sched-ir.c: Likewise.
3904 * sel-sched-ir.h: Likewise.
3906 2010-01-14 Martin Jambor <mjambor@suse.cz>
3908 PR tree-optimization/42714
3909 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3910 constructors specially.
3912 2010-01-14 Andi Kleen <ak@linux.intel.com>
3914 * config/i386/drivers-i386.c (detect_caches_intel):
3915 Add l2sizekb parameter and fill in.
3916 (host_detect_local_cpu): Add l2sizekb, fill in.
3917 Add Atom small cache heuristic.
3919 2010-01-14 Andi Kleen <ak@linux.intel.com>
3921 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3922 Add level3 parameter and fill in.
3923 (detect_caches_intel): Handle level3 cache.
3925 2010-01-14 Andi Kleen <ak@linux.intel.com>
3927 * config/i386/drivers-i386.c (host_detect_local_cpu):
3928 Fix core duo detection.
3930 2010-01-14 Andi Kleen <ak@linux.intel.com>
3932 * config/i386/drivers-i386.c (host_detect_local_cpu):
3935 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3937 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3938 (rs6000_variable_issue_1): this. Use...
3939 (rs6000_variable_issue): here. Reimplement. Print debug info.
3941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3943 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3944 sel_restore_notes. Update all callers. Call reemit_notes
3947 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3949 PR rtl-optimization/42246
3950 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3953 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3955 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3956 all successors is the same as number of successors in current region.
3958 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3960 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3961 to rename is not separable. Otherwise check that its LHS is not NULL.
3963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3965 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3969 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3970 available registers when failed to discover LHS register class.
3971 Fix indentation. Update comment.
3973 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3974 Alexander Monakov <amonakov@ispras.ru>
3976 PR rtl-optimization/42389
3977 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3979 (advance_state_on_fence): Likewise.
3980 (sel_target_adjust_priority): Print debug output only when
3981 sched_verbose >= 4, not 2.
3982 (get_expr_cost): Do not issue all unique insns on the next cycle.
3983 (fill_insns): Initialize can_issue_more from the value saved
3985 * sel-sched-ir.c (flist_add): New parameter issue_more.
3986 Init FENCE_ISSUE_MORE with it.
3987 (merge_fences): Likewise.
3988 (init_fences): Update call to flist_add.
3989 (add_to_fences, add_clean_fence_to_fences)
3990 (add_dirty_fence_to_fences): Likewise.
3991 (move_fence_to_fences): Update call to merge_fences.
3992 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3994 * sel-sched-ir.h (struct _fence): New field issue_more.
3995 (FENCE_ISSUE_MORE): New accessor macro.
3997 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3999 PR rtl-optimization/42388
4000 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4001 that have no predecessors nor successors. Do not call move_bb_info
4002 for empty blocks outside of current region.
4004 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4006 PR rtl-optimization/42294
4007 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4008 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4009 originators' originators.
4011 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4013 PR rtl-optimization/39453
4014 PR rtl-optimization/42246
4015 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4017 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4019 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4020 Alexander Monakov <amonakov@ispras.ru>
4023 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4024 (maybe_tidy_empty_bb): ... here. Make static. Add new
4025 argument. Update all callers.
4026 (tidy_control_flow): ... and here. Recompute topological order
4027 of basic blocks in region if necessary.
4028 (sel_redirect_edge_and_branch): Change return type. Return true
4029 if topological order might have been invalidated.
4030 (purge_empty_blocks): Export and move from...
4031 * sel-sched.c (purge_empty_blocks): ... here.
4032 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4033 (maybe_tidy_empty_bb): Delete prototype.
4034 (purge_empty_blocks): Declare.
4036 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4038 PR rtl-optimization/42249
4039 * sel-sched.c (try_replace_dest_reg): When chosen register
4040 and original register is the same, do not bail out early, but
4041 still check all original insns for validity of replacing destination
4042 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4045 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4048 Port from no-undefined-overflow branch:
4049 2009-03-09 Richard Guenther <rguenther@suse.de>
4051 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4053 2010-01-14 Richard Guenther <rguenther@suse.de>
4056 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4058 2010-01-14 Ira Rosen <irar@il.ibm.com>
4060 PR tree-optimization/42709
4061 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4062 as scalar type in creation of constant vector operand.
4064 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4067 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4068 (check-parallel-%): Match `testsuite' directory component only
4071 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4073 PR translation/39521
4074 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4077 2010-01-13 Richard Guenther <rguenther@suse.de>
4079 PR tree-optimization/42730
4080 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4083 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4086 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4087 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4090 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4092 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4093 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4094 ___umulsi3_highpart.
4096 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4097 rather than schedule_insns if the pass is enabled.
4099 2010-01-13 Martin Jambor <mjambor@suse.cz>
4101 PR tree-optimization/42704
4102 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4105 2010-01-13 Martin Jambor <mjambor@suse.cz>
4107 PR tree-optimization/42703
4108 * tree-sra.c (analyze_access_subtree): Check that we can build a
4109 reference to the original data within the aggregate.
4111 2010-01-13 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/42705
4114 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4116 2010-01-13 Richard Guenther <rguenther@suse.de>
4119 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4121 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4124 * var-tracking.c (values_to_unmark): New variable.
4125 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4126 values_to_unmark vector. Moved body to...
4127 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4128 instead queue it into values_to_unmark vector.
4129 (vt_find_locations): Free values_to_unmark vector.
4131 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4133 * config/s390/s390.c (override_options): Set
4134 default of max-pending-list-length to 256
4136 2010-01-13 Richard Guenther <rguenther@suse.de>
4139 * tree-pass.h (PROP_gimple_lcx): New.
4140 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4141 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4142 before the final cleanup_eh.
4143 (dump_properties): Dump PROP_gimple_lcx.
4144 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4145 (tree_lower_complex_O0): Remove.
4146 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4147 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4148 tree_lower_complex, schedule TODO_update_ssa.
4149 * lto-streamer-out.c (output_function): Stream the functions
4151 * lto-streamer-in.c (input_function): Likewise.
4152 (lto_read_body): Do not override them here.
4154 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4157 * c-typeck.c (build_c_cast): Fold value cast to union type before
4158 wrapping it in a CONSTRUCTOR.
4160 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4162 PR rtl-optimization/42699
4163 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4166 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4168 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4169 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4170 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4171 SUBTARGET_WARN_UNUSED_SPEC): ... here
4172 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4174 2010-01-12 Julian Brown <julian@codesourcery.com>
4176 * config/arm/neon-schedgen.ml (Utils): Don't try to
4177 open missing module.
4178 (find_with_result): New.
4180 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4183 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4184 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4186 PR tree-optimization/42645
4187 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4188 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4189 decl_map, set processing_debug_stmt to -1 and return name without
4192 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4194 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4195 binutils version, and reword target configuration description.
4197 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4199 * config/avr/avr.h (LINKER_NAME): Remove.
4201 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4204 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4205 that support VSX, warn for -mno-altivec if vsx is not disabled,
4208 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4209 Shujing Zhao <pearly.zhao@oracle.com>
4211 PR translation/42469
4212 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4213 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4214 character between option name and help text.
4215 * c.opt (imultilib): Likewise.
4217 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4219 * lto-streamer-out.c (output_unreferenced_globals): Output static
4222 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4224 PR rtl-optimization/42621
4225 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4226 optimizing for size.
4227 (duplicate_computed_gotos): Remove now-redundant check.
4229 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4232 * configure.ac: Save and restore LDFLAGS and LIBS
4233 * configure: Regenerate.
4235 2010-01-10 Richard Guenther <rguenther@suse.de>
4238 * builtins.c (fold_builtin_strlen): Add type argument and
4239 convert the resulting length to it.
4240 (fold_builtin_1): Adjust.
4242 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4244 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4245 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4247 (num_insns_constant_wide): Adjust for that change.
4249 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4252 * web.c (union_defs): Add used argument, to combine uses of
4254 (entry_register): Adjust type and tests of used argument.
4255 (web_main): Widen used for new use. Pass it to union_defs.
4256 * df.h (union_defs): Adjust prototype.
4258 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4261 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4262 uses in new incoming argument. Free body.
4263 (reset_debug_uses_in_loop): New.
4264 (analyze_insn_to_expand_var): Call the latter if the former found
4265 anything. Fix whitespace. Reject invalid dest overlaps before
4266 going through all insns in the loop.
4268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4271 * haifa-sched.c (dying_use_p): Debug insns don't count.
4273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4276 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4277 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4278 (verify_gimple_call): Reject LHS in noreturn calls.
4280 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4284 * tree-vect-loop-manip.c (adjust_info): New type.
4285 (adjust_vec): New pointer to vector.
4286 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4287 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4288 (slpeel_update_phis_for_duplicate_loop): Use them.
4289 (slpeel_update_phi_nodes_for_guard1): Likewise.
4290 (slpeel_update_phi_nodes_for_guard2): Likewise.
4291 (slpeel_tree_peel_loop_to_edge): Likewise.
4292 (vect_update_ivs_after_vectorizer): Likewise.
4294 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4296 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4297 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4301 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4302 bogus uninitialized warning.
4304 2010-01-09 Richard Guenther <rguenther@suse.de>
4307 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4308 the evolution is compatible with the initial condition.
4310 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4312 * gcc.c (process_command): Update copyright notice dates.
4313 * gcov.c (print_version): Likewise.
4314 * gcov-dump.c (print_version): Likewise.
4315 * mips-tfile.c (main): Likewise.
4316 * mips-tdump.c (main): Likewise.
4318 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4321 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4323 (rotlhi3_8): Delete.
4325 (rotlsi3_8): Delete.
4326 (rotlsi3_16): Delete.
4327 (rotlsi3_24): Delete.
4329 (*rotw<mode>3): New.
4330 (*rotb<mode>3): New.
4331 * config/avr/avr.c (avr_rotate_bytes): New function.
4332 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4334 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4337 * configure.ac: Modify -rdynamic check.
4338 * configure: Regenerate.
4340 2010-01-08 DJ Delorie <dj@redhat.com>
4342 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4343 register popping order.
4345 2010-01-08 Richard Guenther <rguenther@suse.de>
4348 * c.opt (fsigned-char): Also let LTO handle this option.
4349 (funsigned-char): Likewise.
4351 2010-01-07 Richard Guenther <rguenther@suse.de>
4353 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4354 (gimple_op): Likewise.
4355 (gimple_op_ptr): Likewise.
4356 (gimple_assign_set_lhs): Remove gcc_assert.
4357 (gimple_assign_set_rhs1): Likewise.
4358 (gimple_assign_set_rhs2): Likewise.
4359 (gimple_call_set_lhs): Likewise.
4360 (gimple_call_set_fn): Likewise.
4361 (gimple_call_set_fndecl): Likewise.
4362 (gimple_call_fndecl): Likewise.
4363 (gimple_call_return_type): Likewise.
4364 (gimple_call_set_chain): Likewise.
4365 (gimple_call_num_args): Likewise.
4366 (gimple_call_set_arg): Likewise.
4367 (gimple_cond_set_code): Likewise.
4368 (gimple_cond_set_lhs): Likewise.
4369 (gimple_cond_set_rhs): Likewise.
4370 (gimple_cond_set_true_label): Likewise.
4371 (gimple_cond_set_false_label): Likewise.
4372 (gimple_label_set_label): Likewise.
4373 (gimple_goto_set_dest): Likewise.
4374 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4375 (gimple_debug_bind_get_value): Likewise.
4376 (gimple_debug_bind_get_value_ptr): Likewise.
4377 (gimple_debug_bind_set_var): Likewise.
4378 (gimple_debug_bind_set_value): Likewise.
4379 (gimple_debug_bind_reset_value): Likewise.
4380 (gimple_debug_bind_has_value_p): Likewise.
4381 (gimple_return_retval_ptr): Remove gcc_assert.
4382 (gimple_return_retval): Likewise.
4383 (gimple_return_set_retval): Likewise.
4384 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4385 (safe_referenced_var_iterator): Remove.
4386 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4387 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4388 (fill_referenced_var_vec): Remove.
4389 (first_readonly_imm_use): Remove redundant gcc_assert.
4390 (phi_arg_index_from_use): Combine gcc_asserts.
4391 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4392 (first_imm_use_stmt): Remove redundant gcc_assert.
4393 * tree-cfg.c (verify_gimple_call): Verify function and chain
4394 operands. Verify arguments.
4395 (verify_types_in_gimple_stmt): Verify condition code and labels.
4397 2010-01-07 Richard Guenther <rguenther@suse.de>
4399 PR tree-optimization/42641
4400 * sese.c (rename_map_elt_info): Use the SSA name version, do
4403 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4405 PR tree-optimization/42625
4406 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4407 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4409 2010-01-07 Duncan Sands <baldrick@free.fr>
4411 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4413 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4416 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4417 note itself is not function_invariant_p.
4419 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4421 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4422 Do not add the DF_NOTE problem.
4423 * store-motion.c (execute_rtl_store_motion): Likewise.
4425 2010-01-07 Martin Jambor <mjambor@suse.cz>
4427 PR tree-optimization/42157
4428 * tree-sra.c (compare_access_positions): Stabilize sort if both
4429 accesses have integer types, return zero immediately if they are the
4432 2010-01-06 Richard Henderson <rth@redhat.com>
4435 * haifa-sched.c (add_to_note_list): Merge into ...
4436 (concat_note_lists): ... here, and ...
4437 (unlink_other_notes, rm_other_notes): Merge into...
4438 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4439 NOTE_INSN_EPILOGUE_BEG.
4441 2010-01-06 Richard Guenther <rguenther@suse.de>
4443 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4444 not inline regular functions into always-inline functions.
4446 2010-01-06 Nick Clifton <nickc@redhat.com>
4448 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4449 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4451 (OVERRIDE_OPTIONS): Delete.
4452 (OPTIMIZATION_OPTIONS): Define.
4453 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4454 * config/rx/rx.c (rx_handle_option): Issue an error message if
4455 -mcpu=rx200 and -fpu are used together.
4456 (rx_set_optimization_options): New function. Issue an error
4457 message if an optimization attribute attempts to reset the FPU/
4458 math optimization pairing.
4459 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4460 * config/rx/rx.opt: Set the default to 32-bit doubles.
4461 * config/rx/t-rx: Add multilibs for -nofpu option.
4462 * doc/invoke.texi: Update documentation of RX options.
4464 2010-01-06 Richard Guenther <rguenther@suse.de>
4466 * tree-ssa-pre.c (name_to_id): New global.
4467 (alloc_expression_id): Simplify SSA name handling.
4468 (lookup_expression_id): Likewise.
4469 (init_pre): Zero name_to_id.
4470 (fini_pre): Free it.
4472 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4474 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4476 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4479 * config/i386/sse.md (smaxv2di3): New.
4480 (umaxv2di3): Likewise.
4481 (sminv2di3): Likewise.
4482 (uminv2di3): Likewise.
4484 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4487 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4488 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4489 (legitimize_tls_address): Likewise.
4490 (sparc_tls_referenced_p): Likewise.
4491 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4492 and adjust calls to legitimize_pic_address.
4493 (legitimate_constant_p) Use sparc_tls_referenced_p.
4494 (legitimate_pic_operand_p): Likewise.
4495 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4496 (sparc_tls_symbol_ref_1): Delete.
4497 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4498 (legitimize_tls_address): Make static, handle CONST patterns.
4499 (legitimize_pic_address): Make static, remove unused parameter and
4500 adjust recursive calls.
4501 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4502 and adjust call to legitimize_pic_address.
4503 (sparc_output_mi_thunk): Likewise.
4505 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4506 H.J. Lu <hongjiu.lu@intel.com>
4509 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4510 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4511 operands to make them signed.
4514 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4517 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4518 GTU to GT for V4SI and V2DI.
4520 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4521 (umin<mode>3): Removed.
4523 (uminv4si3): Likewise.
4525 2010-01-05 Martin Jambor <mjambor@suse.cz>
4527 PR tree-optimization/42462
4528 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4529 current_function_decl to helper functions and macros.
4531 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4534 * flags.h: Don't include real.h.
4535 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4536 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4537 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4538 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4539 * dominance.c: Update copyright.
4540 * gimple.c (walk_gimple_op): Remove inline.
4541 * tree-ssa-reassoc.c: Include real.h.
4542 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4543 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4545 2010-01-05 Nick Clifton <nickc@redhat.com>
4547 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4548 register to push into the stack frame when the accumulator has to
4549 be saved during interrupts.
4551 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4553 * doc/invoke.texi: Remove the documentation about option
4555 * common.opt (Wunreachable-code): Preserved for backward
4557 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4558 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4559 the backward compatibility flag section.
4561 2010-01-05 Richard Guenther <rguenther@suse.de>
4563 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4565 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4568 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4570 PR tree-optimization/42508
4571 * tree-sra.c (convert_callers): Check for recursive call
4572 by comparing cgraph nodes instead of decls.
4573 (modify_function): Call ipa_modify_formal_parameters also
4574 on all same_body aliases.
4576 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4577 cgraph nodes when checking for same_body aliases.
4579 2010-01-05 Richard Guenther <rguenther@suse.de>
4581 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4582 allocation and lookup.
4583 (get_or_alloc_expr_for_constant): Likewise.
4584 (phi_translate): Sink allocation.
4586 2010-01-04 Richard Guenther <rguenther@suse.de>
4588 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4589 a new entry only if needed.
4590 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4591 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4593 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4595 (phi_translate): Handle CONSTANTs early.
4597 2010-01-04 Martin Jambor <mjambor@suse.cz>
4599 PR tree-optimization/42398
4600 * tree-sra.c (struct access): Removed flag grp_different_types.
4601 (dump_access): Do not dump the removed flag.
4602 (sort_and_splice_var_accesses): Do not set the removed flag.
4603 (sra_modify_expr): Check for type compatibility directly.
4605 2010-01-04 Martin Jambor <mjambor@suse.cz>
4607 PR tree-optimization/42366
4608 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4609 edges with variable number of parameters.
4610 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4611 flag instead of asserting it.
4612 (ipa_read_node_info): Read uses_analysis_done flag.
4614 2010-01-04 Richard Guenther <rguenther@suse.de>
4616 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4617 iterative_hash_* as intended.
4618 (vn_reference_compute_hash): Likewise. Simplify hashing
4620 (vn_reference_lookup_2): Likewise.
4621 (vn_nary_op_compute_hash): Likewise.
4622 (vn_phi_compute_hash): Likewise.
4623 (expressions_equal_p): Remove strange code.
4624 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4625 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4626 (bitmap_insert_into_set_1): Take value-id as parameter.
4627 (add_to_value): Pass it.
4628 (bitmap_insert_into_set): Likewise.
4629 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4631 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4634 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4635 (do_self_spec): For switches with SWITCH_IGNORE set set also
4636 SWITCH_IGNORE_PERMANENTLY.
4637 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4640 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4642 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4643 tree of an unreferenced global var.
4645 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4648 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4649 GTU to GT for V4SI and V2DI.
4651 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4652 (umin<mode>3): Removed.
4654 (uminv4si3): Likewise.
4656 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4659 * collect2.c (main): Turn on trace in collect2 if -v is passed
4662 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4664 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4665 description of expression operand.
4667 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4669 * configure.ac: Add install-html to target_list for Make-hooks.
4670 * configure: Regenerate.
4671 * fortran/Make-lang.in (F95_HTMLFILES): New.
4672 (fortran.html): Use it.
4673 (fortran.install-html): New.
4674 * Makefile.in (install-html): Add lang.install-html.
4675 * java/Make-lang.in (JAVA_HTMLFILES): New.
4676 (java.html): Use it.
4677 (java.install-html): New.
4678 * objc/Make-lang.in (objc.install-html): New.
4679 * objcp/Make-lang.in (obj-c++.install-html): New.
4680 * cp/Make-lang.in (c++.install-html): New.
4681 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4682 * lto/Make-lang.in (lto.install-html): New.
4684 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4687 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4689 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4691 PR rtl-optimization/41862
4692 * store-motion.c (store_killed_in_insn, compute_store_table,
4693 remove_reachable_equiv_notes, replace_store_insn,
4694 build_store_vectors): Ignore all DEBUG_INSNs.
4696 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4699 * common.opt: Add dumpdir.
4701 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4703 (option_map): Add --dumpdir.
4705 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4707 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4709 * opts.c (decode_options): Try dump_dir_name first if
4710 dump_base_name isn't an absolute path.
4711 (common_handle_option): Handle OPT_dumpdir.
4713 * toplev.c (dump_dir_name): New.
4714 (print_switch_values): Also ignore -dumpdir.
4716 * toplev.h (dump_dir_name): New.
4718 2010-01-03 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/42589
4721 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4722 double-word expansion of bswap32.
4724 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4726 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4727 with BLOCK_FOR_INSN.
4728 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4729 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4730 noce_process_if_block): Likewise.
4731 * gcse.c (compute_local_properties, insert_expr_in_table,
4732 insert_set_in_table, canon_list_insert, find_avail_set,
4733 pre_insert_copy_insn): Likewise.
4735 * basic-block.h (BLOCK_NUM): Move from here...
4736 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4738 2010-01-03 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/42438
4741 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4742 contains_may_not_return_call flag.
4743 (BB_MAY_NOTRETURN): New.
4744 (valid_in_sets): Trapping nary operations are not valid
4745 in blocks that may not return.
4746 (insert_into_preds_of_block): Remove check for trapping expressions.
4747 (compute_avail): Compute also BB_MAY_NOTRETURN.
4749 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4751 * doc/invoke.texi: Add 2010 to copyright years.
4753 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4755 * config/sparc/sparc.c: Fix formatting nits.
4757 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4758 Alexander Monakov <amonakov@ispras.ru>
4760 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4762 2010-01-02 Richard Guenther <rguenther@suse.de>
4765 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4766 (simplify_switch_using_ranges): Mark to be removed edges
4769 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4771 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4773 * collect2.c (scan_libraries): Add missing argument in call to
4776 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4779 * config/alpha/predicates.md (aligned_memory_operand): Return false
4781 (unaligned_memory_operand): Return true for CQImode.
4782 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4783 doesn not cross aligned SImode word boundary.
4785 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4787 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4789 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4790 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4792 2010-01-02 Richard Guenther <rguenther@suse.de>
4795 * toplev.c (compile_file): Emit LTO marker properly. Change
4797 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4799 2010-01-01 Richard Guenther <rguenther@suse.de>
4802 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4804 2010-01-01 Richard Guenther <rguenther@suse.de>
4807 * c-decl.c (grokdeclarator): For zero-size arrays force
4808 structural equality checks as layout_type does.
4810 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4812 * builtins.c: Update copyright to 2010.
4814 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4817 * lto-streamer-out.c (produce_asm): Revert the last change.
4818 (copy_function): Likewise.
4820 * lto-streamer.c (lto_get_section_name): Skip any leading
4823 2010-01-01 Richard Guenther <rguenther@suse.de>
4826 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4830 Copyright (C) 2010 Free Software Foundation, Inc.
4832 Copying and distribution of this file, with or without modification,
4833 are permitted in any medium without royalty provided the copyright
4834 notice and this notice are preserved.