1 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6 2010-04-01 Jakub Jelinek <jakub@redhat.com>
8 * dwarf2out.c (output_compilation_unit_header): For
9 -gdwarf-4 use version 4 instead of version 3.
10 (output_line_info): For version 4 and above emit additional
11 maximum ops per insn header field.
12 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
14 * dwarf2out.c (is_c_family, is_java): Remove.
15 (lower_bound_default): New function.
16 (add_bound_info, gen_descr_array_type_die): Use it.
18 2010-04-01 Dodji Seketeli <dodji@redhat.com>
21 * dwarf2out.c (gen_variable_die): Allow debug info for variable
22 re-declaration when it happens in a function.
24 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
26 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
27 (cgraph_remove_function_insertion_hook): Same.
28 (cgraph_call_function_insertion_hooks): Same.
30 2010-04-01 Richard Guenther <rguenther@suse.de>
33 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
34 and TREE_THIS_VOLATILE.
35 (copy_ref_info): Likewise.
36 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
37 * tree.c (build6_stat): Ignore side-effects of all but arg5
38 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
41 2010-04-01 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/43607
44 * ipa-type-escape.c (check_call): Do not access non-existing
47 2010-04-01 Richard Guenther <rguenther@suse.de>
51 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
52 Jack Howarth <howarth@bromo.med.uc.edu>
54 * tree-profile.c (tree_init_ic_make_global_vars): Make static
57 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
59 * doc/install.texi (Prerequisites): Document libelf usability on
60 IRIX 5/6 and Solaris 2.
61 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
62 Update GNU as, GNU ld requirements.
63 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
64 Document Sun Studio compiler download.
65 Update and simplify as, ld recommendations.
66 (Specific, *-*-solaris2.7): Note obsoletion, removal.
68 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
70 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
71 with_tune_32 to pentium4.
73 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
77 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
79 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
82 Document GNU as requirement.
83 Update configure requirements.
84 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
86 Recomment IRIX 6.5.18+.
87 Document IDF/IDL requirement.
88 Document GNU as requirement.
89 Document GNU ld bootstrap failure.
90 Remove freeware.sgi.com reference.
92 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
94 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
95 UNIX V4.0, V5.0 obsoletion, removal.
96 Remove --with-gc=simple reference.
97 Update VM requirements during bootstrap.
98 Remove -oldas bootstrap description.
99 Update binutils reference.
100 Remove comparison failure note.
102 2010-03-31 Richard Guenther <rguenther@suse.de>
103 Zdenek Dvorak <ook@ucw.cz>
104 Sebastian Pop <sebastian.pop@amd.com>
107 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
108 with multiple arguments.
109 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
111 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
113 * graphite-dependences.c (print_pddr): Call print_pdr with an
115 * graphite-poly.c (debug_pdr): Add an extra argument for the
118 (print_pbb_domain): Same.
120 (print_scop_context): Same.
123 (debug_pbb_domain): Same.
127 (debug_scop_context): Same.
130 (print_scop_params): Same.
131 (debug_scop_params): Same.
132 (print_iteration_domain): Same.
133 (print_iteration_domains): Same.
134 (debug_iteration_domain): Same.
135 (debug_iteration_domains): Same.
136 (print_scattering_function): Same.
137 (print_scattering_functions): Same.
138 (debug_scattering_function): Same.
139 (debug_scattering_functions): Same.
140 * graphite-poly.h (debug_pdr): Update declaration.
142 (print_pbb_domain): Same.
144 (print_scop_context): Same.
147 (debug_pbb_domain): Same.
151 (debug_scop_context): Same.
154 (print_scop_params): Same.
155 (debug_scop_params): Same.
156 (print_iteration_domain): Same.
157 (print_iteration_domains): Same.
158 (debug_iteration_domain): Same.
159 (debug_iteration_domains): Same.
160 (print_scattering_function): Same.
161 (print_scattering_functions): Same.
162 (debug_scattering_function): Same.
163 (debug_scattering_functions): Same.
165 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
167 * graphite-poly.c (print_scattering_function_1): New.
168 (print_scattering_function): Call it.
169 (print_scop_params): Remove spaces at the end of lines.
172 * graphite-poly.h (print_cloog): Declared.
173 (debug_cloog): Declared.
175 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
177 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
179 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
180 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
181 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
182 to switch between adding the IV bump in loop->latch or in loop->header.
184 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
186 * graphite-poly.c (print_scattering_function): Pretty print following
189 (print_pbb_domain): Same.
190 (dump_gbb_cases): Same.
191 (dump_gbb_conditions): Same.
194 (print_scop_params): Same.
195 (print_scop_context): Same.
197 (print_pbb_body): New.
198 (lst_indent_to): New.
199 (print_lst): Start new lines with a #.
200 * graphite-poly.h (pbb_bb): New.
201 (pbb_index): Use pbb_bb.
202 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
204 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
206 2010-03-31 Jakub Jelinek <jakub@redhat.com>
208 * dwarf2out.c (size_of_die): For -gdwarf-4 use
209 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
210 and 0 instead of 1 for dw_val_class_flag.
211 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
212 dw_val_class_range_list, dw_val_class_loc_list,
213 dw_val_class_lineptr and dw_val_class_macptr, use
214 DW_FORM_flag_present for dw_val_class_flag and
215 DW_FORM_exprloc for dw_val_class_loc.
216 (output_die): For -gdwarf-4 print dw_val_class_loc
217 size as uleb128 instead of 1 or 2 bytes and don't print
218 anything for dw_val_class_flag.
220 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
221 instead of cselib_lookup following by tweaking locs->setting_insn.
224 * cselib.c (cselib_process_insn): Clear cselib_current_insn
225 even before returning from label, setjmp call or volatile asm
228 2010-03-31 Richard Guenther <rguenther@suse.de>
231 * cgraphunit.c (cgraph_output_in_order): Do not allocate
232 temporary data on stack.
234 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
237 (PUSHSECTION_ASM_OP): Remove.
238 (POPSECTION_ASM_OP): Remove.
239 (PUSHSECTION_FORMAT): Remove.
240 * config/sol2.h (PUSHSECTION_FORMAT): Define.
241 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
242 * config/sol2.c (solaris_output_init_fini): Use it.
244 2010-03-31 Jie Zhang <jie@codesourcery.com>
247 * opt-functions.awk (var_type_struct): Use signed char type
248 for simple variables.
250 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
252 * config/sol2.c: Include output.h.
253 (solaris_assemble_visibility): New function.
254 * config/t-sol2 (sol2.o): Add output.h dependency.
255 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
256 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
259 2010-03-31 Jakub Jelinek <jakub@redhat.com>
262 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
263 V2SImode or XFmode on PRE_DEC.
266 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
269 2010-03-31 Jie Zhang <jie@codesourcery.com>
272 * reload.h (caller_save_initialized_p): Declare.
273 * toplev.c (backend_init_target): Don't call
274 init_caller_save but set caller_save_initialized_p to false.
275 * caller-save.c (caller_save_initialized_p): Define.
276 (init_caller_save): Check caller_save_initialized_p.
277 * ira.c (ira): Call init_caller_save if flag_caller_saves.
279 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
283 and soft-fp/t-softfp to tmake_file.
284 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
285 (LIBGCC2_TF_CEXT): Define.
288 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
291 * cselib.c (n_useless_values): Document handling of debug locs.
292 (n_useless_debug_values, n_debug_values): New variables.
293 (new_elt_loc_list): Don't add to debug values, keep count.
294 (promote_debug_loc): New.
295 (cselib_reset_table): Zero new variables.
296 (entry_and_rtx_equal_p): Promote debug locs.
297 (discard_useless_locs): Increment n_useless_debug_values for
299 (remove_useless_values): Adjust n_useless_values and n_debug_values
300 with n_useless_debug_values.
301 (add_mem_for_addr): Promote debug locs.
302 (cselib_lookup_mem): Likewise.
303 (cselib_lookup_addr): Renamed to...
304 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
305 (cselib_log_lookup): ... this. Turn into...
306 (cselib_lookup_addr): ... new wrapper.
307 (cselib_lookup_from_insn): New.
308 (cselib_invalidate_regno): Increment n_useless_debug_values for
310 (cselib_invalidate_mem): Likewise.
311 (cselib_process_insn): Take n_deleted and n_debug_values into
312 account to guard remove_useless_value call.
313 (cselib_finish): Zero n_useless_debug_values.
314 * cselib.h (cselib_lookup_from_insn): Declare.
315 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
316 (sched_analyze_2): Likewise.
318 2010-03-30 Jakub Jelinek <jakub@redhat.com>
320 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
322 (adjust_mems): Replace narrowing SUBREG of expression containing
323 just PLUS, MINUS, MULT and ASHIFT of registers and constants
324 with operations in the narrower mode.
327 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
328 regs_invalidated_by_call instead all call_used_reg_set registers.
330 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
333 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
334 pointer comparisons with types_compatible_p.
335 * tree-vect-stmts.c (vectorizable_call): Same.
336 (vectorizable_condition): Same.
338 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
340 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
341 stack check if the mask would be zero.
343 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
344 Jack Howarth <howarth@bromo.med.uc.edu>
346 * tree-profile.c (tree_init_ic_make_global_vars): Make static
349 2010-03-30 Joseph Myers <joseph@codesourcery.com>
352 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
354 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
355 Include ___unordxf2 and ___unordtf2.
356 * config/i386/libgcc-glibc.ver: Do not define inheritance from
359 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
361 * config/lm32/t-lm32: New file.
362 * config.gcc: Use the above file when targetting lm32.
364 2010-03-28 Duncan Sands <baldrick@free.fr>
366 * Makefile.in (PLUGIN_HEADERS): Add except.h.
368 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
371 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
372 Improve vectorization cost model diagnostic.
374 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
377 * tree-vect-data-refs.c (vect_analyze_data_refs): When
378 compute_data_dependences_for_loop returns false, early exit
379 and output an extra diagnostic for the failed data reference
382 2010-03-29 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/43560
385 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
386 (can_sm_ref_p): Treat stores to readonly locations as trapping.
388 2010-03-29 Jie Zhang <jie@codesourcery.com>
391 * toplev.c (process_options): Set optimization_default_node
392 and optimization_current_node.
393 * opts.c (decode_options): Don't set optimization_default_node
394 and optimization_current_node.
396 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
398 * config/rtems.h: Abandon -qrtems_debug.
400 2010-03-28 Jan Hubicka <jh@suse.cz>
402 PR tree-optimization/43505
403 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
404 map should not be copied.
406 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
409 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
410 cdtors, set DECL_PRESERVE_P.
411 * ipa.c (cgraph_externally_visible_p): Return true if declaration
414 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
416 PR tree-optimization/43528
417 * stor-layout.c (place_field): Check that constant fits into
418 unsigned HWI when skipping calculation of MS bitfield layout.
420 2010-03-27 Jan Hubicka <jh@suse.cz>
423 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
424 notice_global_symbol work.
426 2010-03-27 Jakub Jelinek <jakub@redhat.com>
428 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
429 instead of dwarf2out_decl.
430 (struct var_loc_node): Remove section_label field.
431 (dwarf2out_function_decl): New function.
432 (dwarf2out_var_location): Don't set section_label field.
433 (dwarf2out_begin_function): Don't empty decl_loc_table here.
435 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
437 PR tree-optimization/43544
438 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
439 First argument for builtin vectorized function hook is now a
440 tree to be able to distinguish between machine specific and
442 * targhooks.c (default_builtin_vectorized_function): Ditto.
443 * targhooks.h (default_builtin_vectorized_function): Ditto.
444 * target.h (struct gcc_target): Ditto.
445 * tree-vect-stmts.c (vectorizable_function): Ditto.
446 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
447 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
450 2010-03-26 Joseph Myers <joseph@codesourcery.com>
453 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
454 nested binding iff it is a FUNCTION_DECL.
455 (store_parm_decls_newstyle): Pass nested=true to bind for
456 FUNCTION_DECLs amongst parameters.
458 2010-03-26 Jakub Jelinek <jakub@redhat.com>
460 * var-tracking.c (vt_expand_loc_callback): Don't run
461 cselib_expand_value_rtx_cb in dummy mode if
462 cselib_dummy_expand_value_rtx_cb returned false.
464 * var-tracking.c (emit_note_insn_var_location): For one part
465 notes with offset 0, don't add EXPR_LIST around the location.
466 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
467 add_location_or_const_value_attribute): Adjust for that change.
470 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
471 into first operand and location into second.
472 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
473 dw_cfi_oprnd_loc for DW_CFA_expression.
474 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
475 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
476 assume first argument is regnum and second argument is location.
478 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
481 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
482 of scratch register to DImode. Split to DImode comparison operator.
483 Use SImode subreg of scratch register in the multiplication.
484 (*cmp_sadd_sidi): Ditto.
485 (*cmp_ssub_si): Ditto.
486 (*cmp_ssub_sidi): Ditto.
488 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
492 Remove invalid assert and wrong comment.
494 2010-03-26 Jakub Jelinek <jakub@redhat.com>
497 * flags.h (final_insns_dump_p): New extern.
498 * final.c (final_insns_dump_p): New variable.
499 (rest_of_clean_state): Set it before -fdump-final-insns=
500 dumping, clear afterwards.
501 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
502 MEM_ALIAS_SET on MEMs.
504 2010-03-26 David S. Miller <davem@davemloft.net>
506 * configure.ac: Fix sparc GOTDATA_OP bug check.
507 * configure: Rebuild.
509 2010-03-26 Alan Modra <amodra@gmail.com>
511 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
513 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
515 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
516 TLS_SECTION_ASM_FLAG.
518 2010-03-25 Jakub Jelinek <jakub@redhat.com>
521 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
522 Clear first_function_block_is_cold.
525 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
526 argument if the argument is truth_value_p.
528 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
530 * config/rs6000/constraints.md: Update copyright year for my changes.
533 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
534 used in reg+reg addressing, swap registers.
536 2010-03-24 Jakub Jelinek <jakub@redhat.com>
539 * target.h (struct gcc_target): Add code_end hook.
540 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
542 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
543 * toplev.c (compile_file): Call targetm.asm_out.code_end
544 hook before unwind info/debug info output.
545 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
546 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
547 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
548 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
549 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
550 * config/i386/i386.c (ix86_file_end): Renamed to...
551 (ix86_code_end): ... this. Make static. Don't call
552 file_end_indicate_exec_stack. Emit unwind info using
553 final_start_function/final_end_function.
554 (darwin_x86_file_end): Remove.
555 (TARGET_ASM_CODE_END): Define.
556 * config/i386/i386.h (TARGET_ASM_FILE_END,
557 NEED_INDICATE_EXEC_STACK): Don't define.
558 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
559 (TARGET_ASM_FILE_END): Define to darwin_file_end.
560 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
561 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
564 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
565 at the beginning and final_end_function at the end.
566 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
568 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
570 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
571 and Sun as TLS syntax.
572 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
573 * configure: Regenerate.
574 * config.in: Regenerate.
575 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
576 (default_elf_asm_named_section): Use it.
577 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
578 (i386_output_dwarf_dtprel): Likewise.
579 (output_addr_const_extra): Likewise.
580 (output_pic_addr_const): Lowercase @GOTTPOFF.
581 (output_addr_const_extra): Likewise.
582 (output_pic_addr_const): Lowercase @GOTNTPOFF.
583 (output_addr_const_extra): Likewise.
584 (output_pic_addr_const): Lowercase @INDNTPOFF.
585 (output_addr_const_extra): Likewise.
586 (output_pic_addr_const): Lowercase @NTPOFF.
587 (output_addr_const_extra): Likewise.
588 (output_pic_addr_const): Lowercase @TPOFF.
589 (output_addr_const_extra): Likewise.
590 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
591 (*tls_global_dynamic_64): Likewise.
592 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
593 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
595 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
596 (ASM_OUTPUT_TLS_COMMON): Use it.
597 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
600 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
601 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
602 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
603 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
604 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
605 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
607 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
609 * config/i386/i386.c (override_options): Don't accept
610 -mtls-dialect=sun any longer.
611 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
612 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
613 (*tls_local_dynamic_base_32_sun): Likewise.
614 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
616 2010-03-24 Jakub Jelinek <jakub@redhat.com>
619 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
620 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
623 * ira.c (adjust_cleared_regs): New function.
624 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
628 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
630 * expr.c (expand_expr_real): Restore previous
631 curr_insn_source_location and curr_insn_block after
632 expand_expr_real_1 call.
633 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
634 instead of expand_expr_real_1.
636 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
638 PR rtl-optimization/43413
639 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
642 2010-03-22 James E. Wilson <wilson@codesourcery.com>
645 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
646 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
648 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
650 * config/i386/i386.c (ix86_target_string): Add -mfma.
651 Fix a typo in comment.
653 2010-03-22 Mike Stump <mikestump@comcast.net>
656 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
657 Don't overly align based upon packed packed fields.
659 2010-03-22 Jason Merrill <jason@redhat.com>
661 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
662 Use () rather than [], and move before the element type.
664 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
666 * doc/configfiles.texi (Configuration Files): Removed
667 fixinc/Makefile*, intl/Makefile.*.
668 * doc/makefile.texi: Fixed markup. Abstract from version
670 (Makefile): Removed obsolete gcc/java/parse.y example.
671 * doc/sourcebuild.texi: Likewise.
672 (Top Level): Added config, gnattools, libdecnumber, libgcc,
673 libgomp, libssp. Removed fastjar.
674 (Miscellaneous Docs): Clarify location.
675 Added COPYING3, COPYING3.LIB.
676 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
678 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
681 * config/i386/i386.c (x86_function_profiler)
682 [!NO_PROFILE_COUNTERS]: Fix typo.
683 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
686 2010-03-22 Janis Johnson <janis187@us.ibm.com>
687 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
689 * doc/sourcebuild.texi (Test Directives): Split into six
690 subsections, with most of the current text in new subsections
691 Directives, Selectors, and Final Actions.
692 (Directives): Split list of test directives into multiple
694 (Selectors): Describe use and syntax of selectors.
695 (Effective-Target Keywords): Describe all existing keywords.
696 (Add Options): Describe features for dg-add-options.
697 (Require Support): Describe variants of dg-require-support.
698 (Final Actions): Describe commands to use in dg-final.
700 2010-03-22 Michael Matz <matz@suse.de>
703 * recog.c (validate_replace_rtx_group): Replace also in
704 REG_EQUAL and REG_EQUIV notes.
706 2010-03-22 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/43390
709 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
710 sure vector extracts are type correct.
712 2010-03-22 Richard Guenther <rguenther@suse.de>
715 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
716 x * sqrt (x) even when optimizing for size if the target
717 has native support for sqrt.
719 2010-03-22 Jakub Jelinek <jakub@redhat.com>
721 * varasm.c (make_decl_rtl_for_debug): Also clear
722 flag_mudflap for the duration of make_decl_rtl call.
725 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
726 locs from preserved VALUEs.
728 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731 * pa.md (movmemsi): Set align to one if zero.
732 (movmemdi): Likewise.
734 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
737 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
738 with their corresponding prologue pushes.
740 2010-03-20 Andrew Pinski <pinskia@gmail.com>
743 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
744 at the begining or end.
745 (spu_expand_epilogue): Likewise.
747 2010-03-20 Richard Guenther <rguenther@suse.de>
749 PR rtl-optimization/43438
750 * combine.c (make_extraction): Properly zero-/sign-extend an
751 extraction of the low part of a CONST_INT. Also handle
754 2010-03-19 Mike Stump <mikestump@comcast.net>
756 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
757 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
758 (override_options): Use SUBTARGET32_DEFAULT_CPU.
760 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
763 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
766 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
768 PR rtl-optimization/42258
769 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
770 use that may match DEF.
773 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
774 the cost of loading the constant rather than assuming
776 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
777 outer code is AND, do the same tests as the andsi3 expander and
778 return COSTS_N_INSNS (1) if and is cheap.
780 * optabs.c (avoid_expensive_constant): Fix formatting.
782 2010-03-19 Michael Matz <matz@suse.de>
785 * attribs.c (decl_attributes): When rebuilding a function pointer
786 type use the same qualifiers as the original pointer type.
788 2010-03-19 Martin Jambor <mjambor@suse.cz>
790 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
791 and is_gimple_ip_invariant_address.
793 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
796 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
798 * config/arm/arm.c (arm_override_options): Turn off
799 flag_dwarf2_cfi_asm for AAPCS variants.
801 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
804 * config/arm/arm.c (emit_multi_reg_push): Update comments.
805 Use PRE_MODIFY instead of PRE_DEC.
806 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
807 (vfp_emit_fstmd): Likewise.
809 2010-03-19 Michael Matz <matz@suse.de>
812 * builtins.c (expand_builtin_interclass_mathfn,
813 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
816 2010-03-19 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43415
819 * tree-ssa-pre.c (phi_translate): Split out worker to ...
820 (phi_translate_1): ... this.
821 (phi_translate): Move all caching here. Cache all NARY
822 and REFERENCE translations.
824 2010-03-19 David S. Miller <davem@davemloft.net>
826 With help from Eric Botcazou.
827 * config/sparc/sparc.c: Include dwarf2out.h.
828 (emit_pic_helper): Delete.
829 (pic_helper_symbol_name): Delete.
830 (pic_helper_emitted_p): Delete.
831 (pic_helper_needed): New.
832 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
833 (get_pc_thunk_name): New.
834 (load_pic_register): Remove 'delay_pic_helper' arg. Use
835 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
836 Set pic_helper_needed to true. Don't call emit_pic_helper.
837 (sparc_expand_prologue): Update load_pic_register call.
838 (sparc_output_mi_thunk): Likewise.
839 (sparc_file_end): Emit a hidden comdat symbol for the PIC
840 thunk if possible. Output CFI information as needed.
842 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
843 Jack Howarth <howarth@bromo.med.uc.edu>
846 * config/i386/i386.h: Fix ABI on darwin x86-32.
848 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
850 * tree.h: Declare make_decl_rtl_for_debug.
851 * varasm.c (make_decl_rtl_for_debug): New.
852 * dwarf2out.c (rtl_for_decl_location): Call it.
853 * cfgexpand.c (expand_debug_expr): Call it.
855 2010-03-18 Jakub Jelinek <jakub@redhat.com>
858 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
862 * var-tracking.c (vt_init_cfa_base): Do nothing if
863 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
865 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
868 * var-tracking.c (canonicalize_vars_star): New.
869 (dataflow_post_merge_adjust): Use it.
871 2010-03-18 Jakub Jelinek <jakub@redhat.com>
874 * var-tracking.c (non_suitable_const): New function.
875 (add_uses): For DEBUG_INSNs with constants, don't record any
876 value, instead just the constant value itself.
877 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
878 is not VAR_LOC_UNKNOWN_P, set var to the constant.
879 (emit_notes_in_bb): Likewise.
880 (emit_note_insn_var_location): For onepart variables if
881 cur_loc is a VOIDmode constant, use DECL_MODE.
883 2010-03-18 Martin Jambor <mjambor@suse.cz>
886 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
887 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
888 all non-clones. Moved call redirection...
889 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
890 (cgraph_materialize_all_clones): Dispose of all
891 combined_args_to_skip bitmaps.
892 (verify_cgraph_node): Do not check for edges pointing to wrong
893 nodes in inline clones.
894 * tree-inline.c (copy_bb): Call
895 cgraph_redirect_edge_call_stmt_to_callee.
896 * ipa.c (cgraph_remove_unreachable_nodes): Call
897 cgraph_node_remove_callees even when there are used clones.
899 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
901 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
903 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
906 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
909 2010-03-18 Michael Matz <matz@suse.de>
912 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
913 into sqrt(x) if we need to preserve signed zeros.
915 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
916 Eric Botcazou <ebotcazou@adacore.com>
918 PR rtl-optimization/43360
919 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
920 note if we don't know its invariant status.
922 2010-03-18 Michael Matz <matz@suse.de>
924 PR tree-optimization/43402
925 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
926 PHI chains of ssa names registered for update.
928 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
931 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
932 non-offsettable and pre_modify update addressing.
933 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
934 and "2" alternatives "#".
935 (*movdd_softfloat32): Make all alternatives "#";
936 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
937 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
938 (*movdf_softfloat32): Make all alternatives "#";
939 (movdi): Use the new DIFD mode iterator to create a common splitter
940 for movdi, movdf and movdd patterns.
942 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
944 * common.opt (dumpdir): Remove redundant tab.
946 2010-03-17 Martin Jambor <mjambor@suse.cz>
948 PR tree-optimization/43347
949 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
950 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
952 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
954 PR rtl-optimization/42216
955 * regrename.c (create_new_chain): New function, broken out from...
956 (scan_rtx_reg): ... here. Call it. Handle the case where we are
957 appending a use to an empty chain.
958 (build_def_use): Remove previous changes that convert OP_INOUT to
959 OP_OUT operands; instead detect the case where an OP_INOUT operand
960 uses a previously untracked register and create an empty chain for it.
962 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
964 * doc/extend.texi (Function Attributes): Rewrite unfinished
965 sentence in ms_abi documentation.
967 2010-03-17 Alan Modra <amodra@gmail.com>
969 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
970 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
971 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
972 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
974 2010-03-16 Richard Henderson <rth@redhat.com>
977 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
978 (lower_try_finally): Save and restore eh_seq around the expansion
981 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
983 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
984 statements before splitting block.
986 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
988 * doc/sourcebuild.texi (Testsuites): Fix markup.
989 Use pathnames relative to gcc/testsuite.
990 (Test Directives): Move description of how timeout is determined.
991 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
992 (C Tests): Correct gcc.misc-tests directory.
993 Framework tests now live in gcc.test-framework.
995 2010-03-16 Richard Guenther <rguenther@suse.de>
998 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
999 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1001 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1002 Alexandre Oliva <aoliva@redhat.com>
1004 PR tree-optimization/42917
1005 * lambda-code.c (remove_iv): Skip debug statements.
1006 (lambda_loopnest_to_gcc_loopnest): Likewise.
1007 (not_interesting_stmt): Debug statements are not interesting.
1009 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1013 * cselib.c (cselib_preserve_constants,
1014 cfa_base_preserved_val): New static variables.
1015 (preserve_only_constants): New function.
1016 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1017 clear its REG_VALUES. If cselib_preserve_constants, don't
1018 empty the whole hash table, but preserve there VALUEs with constants,
1019 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1020 (cselib_preserve_cfa_base_value): New function.
1021 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1022 (cselib_init): Change argument to int bitfield. Set
1023 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1025 (cselib_finish): Clear cselib_preserve_constants and
1026 cfa_base_preserved_val.
1027 * cselib.h (enum cselib_record_what): New enum.
1028 (cselib_init): Change argument to int.
1029 (cselib_preserve_cfa_base_value): New prototype.
1030 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1031 * dse.c (dse_step1): Likewise.
1032 * cfgcleanup.c (thread_jump): Likewise.
1033 * sched-deps.c (sched_analyze): Likewise.
1034 * gcse.c (local_cprop_pass): Likewise.
1035 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1036 If FN is non-NULL, call the callback always and whenever it returns
1037 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1038 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1039 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1040 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1041 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1042 * var-tracking.c: Include recog.h.
1043 (bb_stack_adjust_offset): Remove.
1044 (vt_stack_adjustments): Don't call it, instead just gather the
1045 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1046 (adjust_stack_reference): Remove.
1047 (compute_cfa_pointer): New function.
1048 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1049 (struct adjust_mem_data): New type.
1050 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1052 (get_address_mode): New function.
1053 (replace_expr_with_values): Use it.
1054 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1055 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1056 (adjust_sets): Remove.
1057 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1058 Use get_address_mode.
1059 (get_adjusted_src): Remove.
1060 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1061 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1062 (add_with_sets): Don't call adjust_sets.
1063 (fp_setter, vt_init_cfa_base): New functions.
1064 (vt_initialize): Change return type to bool. Move most of pool etc.
1065 initialization to the beginning of the function from end. Pass
1066 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1067 If !frame_pointer_needed, call vt_stack_adjustment before mos
1068 vector is filled, call vt_init_cfa_base if argp/framep has been
1069 eliminated to sp. If frame_pointer_needed and argp/framep has
1070 been eliminated to hard frame pointer, set
1071 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1072 encountering fp setter in the prologue. For MO_ADJUST, call
1073 log_op_type before pusing the op into mos vector, not afterwards.
1074 Call adjust_insn before cselib_process_insn/add_with_sets,
1075 call cancel_changes (0) afterwards.
1076 (variable_tracking_main_1): Adjust for vt_initialize calling
1077 vt_stack_adjustments and returning whether it succeeded or not.
1079 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1081 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1084 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1086 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1088 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1089 drap_reg has not been set.
1091 2010-03-15 Michael Matz <matz@suse.de>
1094 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1095 use it to expand block copies.
1096 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1097 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1098 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1100 2010-03-15 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/43367
1103 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1106 2010-03-15 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/43317
1109 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1111 2010-03-15 Martin Jambor <mjambor@suse.cz>
1113 PR tree-optimization/43141
1114 * tree-sra.c (create_abstract_origin): New function.
1115 (modify_function): Call create_abstract_origin.
1117 2010-03-15 Chris Demetriou <cgd@google.com>
1119 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1122 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1125 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1126 call insert_out_of_ssa_copy for default definitions.
1128 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1130 * graphite-clast-to-gimple.c (my_long_long): Defined.
1131 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1132 * graphite-sese-to-poly.c (my_long_long): Defined.
1133 (scop_ivs_can_be_represented): Use it.
1135 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1137 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1138 graphite-max-bbs-per-function, and loop-block-tile-size.
1139 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1141 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1143 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1145 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1146 forward declaration.
1147 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1148 (add_upper_bounds_from_estimated_nit): New.
1149 (build_loop_iteration_domains): Use it.
1151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1153 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1155 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1158 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1159 should be an INTEGER_CST. Also handle CASE_CONVERT.
1161 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1163 * graphite.c (graphite_initialize): To bound the number of bbs per
1164 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1165 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1166 * doc/invoke.texi: Document it.
1168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1171 * graphite-sese-to-poly.h (build_poly_scop): Same.
1173 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1175 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1176 the number of parameters in the scop. Use as an upper bound
1177 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1178 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1179 * doc/invoke.texi: Document it.
1181 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1183 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1184 * doc/c-tree.texi: Remove.
1185 * doc/generic.texi: Merge c-tree.texi here.
1186 * doc/gccint.texi (Trees): Remove menu entry.
1187 (c-tree.texi): Remove @include.
1188 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1189 * doc/languages.texi (Reading RTL): Ditto.
1191 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1194 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1196 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1199 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1200 code added to work around reload clobbering CONST insns.
1202 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1204 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1205 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1206 (cselib_preserve_only_values): Remove retain argument, don't
1207 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1208 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1209 * var-tracking.c (micro_operation): Move insn field before union.
1210 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1211 (struct variable_tracking_info_def): Remove n_mos field, change
1212 mos into a vector of micro_operations.
1213 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1214 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1215 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1216 changing into a vector.
1217 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1218 come before all other uops generated by add_stores.
1219 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1221 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1222 a vector. Run just one pass over the bbs instead of separate counting
1223 and computation phase.
1224 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1227 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1228 into *nonlocalized_list vector.
1229 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1230 even if origin is non-NULL.
1231 (gen_variable_die): Likewise.
1232 (process_scope_var): Don't change origin.
1233 (gen_decl_die): Likewise.
1234 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1235 before adding new edges instead of after it, fix moving over
1238 2010-03-11 David S. Miller <davem@davemloft.net>
1240 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1242 * configure: Rebuild.
1244 2010-03-11 Martin Jambor <mjambor@suse.cz>
1246 PR tree-optimization/43257
1247 * tree.c (assign_assembler_name_if_neeeded): New function.
1248 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1250 * tree.h (assign_assembler_name_if_neeeded): Declare.
1251 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1252 the function if needed.
1254 2010-03-11 Chris Demetriou <cgd@google.com>
1256 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1257 include/stdint-gcc.h, and include/stdint.h world-readable.
1259 2010-03-11 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/43255
1262 * tree-vrp.c (process_assert_insertions_for): Do not insert
1263 asserts for trivial conditions.
1265 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1267 PR tree-optimization/43280
1268 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1269 generation. Move calculation of size out of the if branch.
1270 (find_bswap): Modify compare number generation.
1272 2010-03-11 Richard Guenther <rguenther@suse.de>
1275 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1276 (input_gimple_stmt): Fixup handled component types during
1277 operand read. Also fix up decls in ADDR_EXPRs.
1279 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1281 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1282 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1284 2010-03-10 Jan Hubicka <jh@suse.cz>
1287 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1288 * varasm.c (get_variable_section): Don't do that here...
1289 (make_decl_rtl): ... and here.
1290 (do_assemble_alias): Produce decl RTL.
1291 (assemble_alias): Likewise.
1293 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1296 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1297 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1299 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1300 (based_loc_descr): Only express drap or vdrap regno based expressions
1301 using DW_OP_fbreg when not optimizing.
1302 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1303 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1304 REG_CFA_SET_VDRAP note.
1306 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1308 PR tree-optimization/43236
1309 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1310 error in calculation of base address in reverse iteration case.
1311 (generate_builtin): Take number of latch executions if the statement
1314 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1317 * tree-eh.c: Include pointer-set.h.
1318 (lower_eh_dispatch): Filter out duplicate case labels and
1319 remove the unneeded edge when the label is unused. Return
1320 true when some edges are removed.
1321 (execute_lower_eh_dispatch): When any lowering resulted in
1322 removing an edge, also delete unreachable blocks.
1324 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1327 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1328 UNSPEC_MACHOPIC_OFFSET.
1330 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1333 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1334 (m68k_delegitimize_address): New function.
1336 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1339 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1342 * var-tracking.c (adjust_sets): New function.
1343 (count_with_sets, add_with_sets): Use it.
1344 (get_adjusted_src): New inline function.
1345 (add_stores): Use it.
1348 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1349 call cselib_dummy_expand_value_rtx_cb instead of
1350 cselib_expand_value_rtx_cb.
1353 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1354 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1355 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1356 and .cfi_endproc around the pic thunks.
1357 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1358 all queued unwind info register saves are saved before the call.
1359 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1360 considered as sp-=4 for unwind info and the pop as sp+=4 which
1361 also clobbers dest, but doesn't actually restore it.
1364 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1365 RTX_FRAME_RELATED_P.
1367 2010-03-09 Jie Zhang <jie@codesourcery.com>
1369 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1370 whitespaces in output template.
1372 2010-03-09 Jie Zhang <jie@codesourcery.com>
1374 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1377 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1379 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1380 builtins.exp in a separate job.
1382 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1384 * graphite-sese-to-poly.c (add_param_constraints): Use
1385 lower_bound_in_type and upper_bound_in_type.
1387 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1389 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1390 instead of unsigned_type_node.
1392 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1393 Reza Yazdani <reza.yazdani@amd.com>
1396 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1397 on pointer type parameters.
1399 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1403 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1404 handle conversions from pointer to integers.
1405 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1406 induction variable, to be able to work with code generated by CLooG.
1407 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1408 (build_poly_scop): Bail out if we cannot codegen a loop.
1410 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1412 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1413 code generation with gloog_error.
1415 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1417 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1418 Call fold_convert on all the returned values.
1419 (expand_scalar_variables_expr): Pass to
1420 expand_scalar_variables_ssa_name the type of the resulting expression.
1422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1424 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1425 ppl_min_for_le_pointset.
1426 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1427 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1429 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1431 * graphite-dependences.c (map_into_dep_poly): Removed.
1432 (dependence_polyhedron_1): Use combine_context_id_scat.
1434 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1436 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1437 (struct poly_bb): Same.
1438 (combine_context_id_scat): New.
1440 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1443 * sese.c (name_defined_in_loop_p): Return false for default
1446 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1448 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1449 and clean up the logic.
1451 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1453 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1456 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1458 * var-tracking.c (remove_cselib_value_chains): Define only for
1460 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1461 delete_slot_part, emit_notes_for_differences_1): Don't call
1462 remove_cselib_value_chains here.
1463 (set_slot_part, emit_notes_for_differences_2): Don't call
1464 add_cselib_value_chains here.
1465 (preserved_values): New vector.
1466 (preserve_value): New function.
1467 (add_uses, add_stores, vt_add_function_parameters): Use it
1468 instead of cselib_preserve_value.
1469 (changed_values_stack): New vector.
1470 (check_changed_vars_0): New function.
1471 (check_changed_vars_1, check_changed_vars_2): Use it.
1472 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1473 changed_values_stack VALUEs.
1474 (vt_emit_notes): For all preserved_values call
1475 add_cselib_value_chains. If ENABLE_CHECKING call
1476 remove_cselib_value_chains before verifying value_chains is empty.
1477 Initialize and free changed_values_stack.
1478 (vt_initialize): Initialize preserved_values.
1479 (vt_finalize): Free preserved_values.
1481 2010-03-08 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/43269
1484 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1487 2010-03-08 Martin Jambor <mjambor@suse.cz>
1489 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1490 (ipa_is_param_called): Removed.
1491 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1492 (ipa_print_node_params): Do not print the called flag.
1493 (ipa_write_node_info): Do not stream the called flag.
1494 (ipa_read_node_info): Likewise.
1496 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1499 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1500 * cselib.c (struct expand_value_data): Add dummy field.
1501 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1503 (cselib_dummy_expand_value_rtx_cb): New function.
1504 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1506 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1507 * var-tracking.c: Include pointer-set.h.
1508 (variable): Change n_var_parts to char from int. Add
1509 cur_loc_changed and in_changed_variables fields.
1510 (variable_canonicalize): Remove.
1511 (shared_var_p): New inline function.
1512 (unshare_variable): Maintain cur_loc_changed and
1513 in_changed_variables fields. If var was in changed_variables,
1514 replace it there with new_var. Just copy cur_loc instead of
1515 resetting it to something else.
1516 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1517 (dataflow_set_union): Don't call variable_canonicalize.
1518 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1519 of their DEBUG_EXPR_TREE_DECLs.
1520 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1521 and in_changed_variables and cur_loc_changed is false.
1522 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1523 and cur_loc_changed. Don't update cur_loc here.
1524 (variable_merge_over_src): Don't call variable_canonicalize.
1525 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1526 removing loc that is equal to cur_loc, clear cur_loc,
1527 set cur_loc_changed and ensure variable_was_changed is called.
1528 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1529 compare pointers in cur_loc check, if it is equal to loc,
1530 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1531 (variable_different_p): Remove compare_current_location argument,
1532 don't compare cur_loc.
1533 (dataflow_set_different_1): Adjust variable_different_p caller.
1534 (variable_was_changed): If dv had some var in changed_variables
1535 already, reset in_changed_variables flag for it and propagate
1536 cur_loc_changed over to the new variable. On empty var
1537 always set cur_loc_changed. Set in_changed_variables on whatever
1538 var is added to changed_variables.
1539 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1540 Use shared_var_p. When removing loc that is equal to cur_loc,
1541 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1542 end, don't set it to something else, just call variable_was_changed.
1543 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1544 loc being removed, clear cur_loc and set cur_loc_changed.
1545 Set cur_loc_changed if all locations have been removed.
1546 (struct expand_loc_callback_data): New type.
1547 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1548 allocated. Always create SUBREGs if simplify_subreg failed.
1549 Prefer to use cur_loc, when that fails and still in
1550 changed_variables (and seen first time) recompute it. Set
1551 cur_loc_changed of variables which had to change cur_loc and
1552 compute elcd->cur_loc_changed if any of the subexpressions used
1553 had to change cur_loc.
1554 (vt_expand_loc): Adjust to pass arguments in
1555 expand_loc_callback_data structure.
1556 (vt_expand_loc_dummy): New function.
1557 (emitted_notes): New variable.
1558 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1559 that weren't used for any other decl in current
1560 emit_notes_for_changes call call vt_expand_loc_dummy to update
1561 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1562 first loc_chain location if NULL before. Always use just
1563 cur_loc instead of first loc_chain location. When cur_loc_changed
1564 is false, when not --enable-checking=rtl just don't emit any note.
1565 When rtl checking, compute the note and assert it is the same
1566 as previous note. Clear cur_loc_changed and in_changed_variables
1567 at the end before removing from changed_variables.
1568 (check_changed_vars_3): New function.
1569 (emit_notes_for_changes): Traverse changed_vars to call
1570 check_changed_vars_3 on each changed var.
1571 (emit_notes_for_differences_1): Clear cur_loc_changed and
1572 in_changed_variables. Recompute cur_loc of new_var.
1573 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1574 (vt_emit_notes): Initialize and destroy emitted_notes.
1576 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1578 PR rtl-optimization/42220
1579 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1580 Use verify_reg_tracked to determine if we should use OP_OUT rather
1582 (build_def_use): If we see an in-out operand for a register that we
1583 know nothing about, treat is an output if possible, fail the block if
1586 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1589 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1592 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1595 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1596 uses of relevant DEFs that are dead outside the loop too.
1598 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1600 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1602 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1604 * var-tracking.c (values_to_unmark): New variable.
1605 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1606 values_to_unmark vector. Moved body to...
1607 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1608 instead queue it into values_to_unmark vector.
1609 (vt_find_locations): Free values_to_unmark vector.
1611 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1613 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1614 (site.exp): Export them when plugins are enabled.
1616 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1619 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1621 (chrec_fold_multiply): Same.
1623 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1626 * c-decl.c (build_compound_literal): Return early if init is
1629 2010-03-04 Martin Jambor <mjambor@suse.cz>
1631 PR tree-optimization/43164
1632 PR tree-optimization/43191
1633 * tree-sra.c (type_consists_of_records_p): Reject records with
1634 zero-size bit-fields at the end.
1636 2010-03-04 Mike Stump <mikestump@comcast.net>
1638 * Makefile.in (TAGS): Remove *.y.
1640 2010-03-04 Richard Guenther <rguenther@suse.de>
1642 PR tree-optimization/40761
1643 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1645 (my_rev_post_order_compute): New function.
1646 (init_pre): Call it.
1648 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1651 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1652 decrease the cost of an IV candidate when the cost is infinite.
1654 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1656 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1657 Use '3DNow!' for the extension of that name, ensure normal space
1659 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1661 2010-03-03 Jeff Law <law@redhat.com>
1663 * PR middle-end/32693
1664 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1665 than gen_rtx_SUBREG.
1666 (extract_bit_field_1): Likewise.
1668 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1670 * doc/sourcebuild.texi (Test directives): Document that arguments
1671 include-opts and exclude-opts are now optional for dg-skip-if,
1672 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1674 2010-03-03 Jason Merrill <jason@redhat.com>
1677 * cgraph.h (varpool_node): Add extra_name field.
1678 * varpool.c (varpool_extra_name_alias): New.
1679 (varpool_assemble_decl): Emit extra name aliases.
1680 (varpool_mark_needed_node): Look past an extra name alias.
1681 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1682 * lto-streamer-in.c (lto_input_tree): Read it.
1683 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1685 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1687 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1688 (sparc*-*-solaris2*): ...this.
1690 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1693 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1694 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1695 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1696 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1699 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1700 fallthrough to default handling, just with want_address 0 instead of 2.
1701 For single element lists, add_AT_loc directly, otherwise create an
1702 artificial variable DIE and stick location list to it.
1705 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1706 (VAL_EXPR_HAS_REVERSE): Define.
1707 (reverse_op): New function.
1708 (add_stores): For reversible operations add an extra MO_VAL_USE.
1710 2010-03-02 Jason Merrill <jason@redhat.com>
1712 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1714 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1716 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1717 (sparc64-*-linux*): Likewise.
1718 (sparc64-*-solaris2*): Include assembler files before linker ones.
1719 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1720 * config/sparc/gas.h: Delete.
1721 * config/sparc/sol2-64.h: Add copyright notice.
1722 * config/sparc/sol2-gas-bi.h: Likewise.
1723 * config/sparc/sol2-gld.h: Likewise.
1724 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1725 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1726 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1727 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1728 (sparc_elf_asm_named_section): Rename into...
1729 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1731 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1733 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1735 2010-03-02 Jeff Law <law@redhat.com>
1738 * reload1.c (rtx_p, substitute_stack): Declare.
1739 (substitute): Record addresses of changed rtxs.
1740 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1741 Restore the original rtx when complete.
1742 (reload): Free subsitute_stack when complete.
1744 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1746 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1747 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1749 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1750 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1751 Torture Tests): Change from subsection to section.
1753 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1754 Steven Bosscher <steven@gcc.gnu.org>
1756 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1759 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1762 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1763 the assignment from the new induction variable to the assignment
1764 of the value from the original loop PHI function.
1766 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1767 Daniel Jacobowitz <dan@codesourcery.com>
1769 * doc/sourcebuild.texi (Test directives): Clarify options to
1772 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1774 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1775 Disable cfi directives unless GCC and gas agree on using read-only
1776 .eh_frame sections for 64-bit.
1777 * configure: Regenerate.
1779 2010-03-01 Richard Guenther <rguenther@suse.de>
1781 PR tree-optimization/43220
1782 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1783 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1785 2010-03-01 Richard Guenther <rguenther@suse.de>
1786 Martin Jambor <mjambor@suse.cz>
1789 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1790 gimplified parameters.
1792 2010-03-01 Christian Bruel <christian.bruel@st.com>
1794 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1796 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1798 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1800 2010-03-01 Richard Guenther <rguenther@suse.de>
1803 * expr.c (expand_assignment): Use the alias-oracle to tell
1804 if the rhs aliases the result decl.
1806 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1810 to sol_gt_pch_get_address.
1811 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1812 64-bit, SPARC and x86.
1813 (sol_gt_pch_get_address): New function.
1815 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1817 * toplev.h (inform_n, error_n): Declare.
1818 * diagnostic.c (inform_n, error_n): New function.
1820 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1822 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1823 has no rtl yet when processing local_decls, queue it and recheck
1824 if deferred stack allocation hasn't assigned it rtl.
1826 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1828 * config/sh/sh.c (unspec_bbr_uid): New.
1829 (gen_block_redirect): Use it instead of INSN_UID.
1830 (gen_far_branch): Likewise.
1832 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1834 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1835 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1837 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1839 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1840 (Warning Options): -Wno-conversion-null is valid for
1841 Objective-C++ as well.
1842 * doc/tm.texi (Named Address Spaces): Likewise.
1843 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1844 * doc/tree-ssa.texi (Tree SSA): Likewise.
1846 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1849 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1850 by default. Don't set the default arch for
1851 i[34567]86-*-darwin*|x86_64-*-darwin*.
1853 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1856 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1857 default. Set the default 32bit/64bit archs with $with_arch
1858 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1860 2010-02-27 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/43186
1863 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1864 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1865 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1866 unroller iterations.
1868 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1870 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1871 required and i[34567]86-*-* targets don't support 64bit ISA.
1873 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1876 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1879 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1881 * config.gcc: Set the default arch at least to Prescott for
1882 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1883 if SSE math is enabled.
1885 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1887 * diagnostic.c (diagnostic_initialize): Update.
1888 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1890 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1891 (diagnostic_inhibit_notes): New.
1892 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1894 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1897 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1898 * doc/standards.texi: Likewise.
1899 * doc/extend.texi: Likewise.
1900 * doc/trouble.texi: Likewise.
1901 * doc/cppopts.texi: Likewise.
1902 * doc/install.texi: Likewise.
1903 * c.opt (std=c90,std=gnu90): New options.
1904 * c-opts.c (c_common_handle_option): Handle them.
1906 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1909 * c-decl.c (undeclared_variable): Use an informative note.
1911 2010-02-26 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/43186
1914 * gimple.h (gimple_fold): Remove.
1915 * gimple.c (gimple_fold): Remove. Inline into single user ...
1916 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1917 Try harder for conditions.
1919 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1922 * function.c (used_types_insert): Don't skip through named pointer
1923 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1924 and it is different from the main variant's type.
1926 2010-02-26 Nick Clifton <nickc@redhat.com>
1928 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1930 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1932 * config.gcc: Support --with-fpmath=sse for x86.
1934 * config/i386/ssemath.h: New.
1936 * doc/install.texi (--with-fpmath=sse): Documented.
1938 2010-02-26 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/43188
1941 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1942 vector types of over-aligned element type.
1944 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1947 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1948 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1950 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1952 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1954 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1956 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1957 * var-tracking.c: Include diagnostic.h.
1958 (debug_dv): New function.
1959 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1962 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1963 (add_value_chain, add_value_chains, remove_value_chain,
1964 remove_value_chains): Handle DEBUG_EXPRs.
1965 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1968 * regcprop.c (struct queued_debug_insn_change): New type.
1969 (struct value_data_entry): Add debug_insn_changes field.
1970 (struct value_data): Add n_debug_insn_changes field.
1971 (debug_insn_changes_pool): New variable.
1972 (free_debug_insn_changes, apply_debug_insn_changes,
1973 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1974 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1975 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1977 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1979 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1980 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1981 changes, call cprop_find_used_regs via note_stores.
1982 (copyprop_hardreg_forward): When copying vd from predecessor
1983 which has any queued DEBUG_INSN changes, make sure the pointers are
1984 cleared. At the end call df_analyze and then if there are any
1985 DEBUG_INSN changes queued at the end of some basic block for still
1986 live registers, apply them.
1987 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1989 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1991 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1994 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1996 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1997 targets. Set the default with_cpu/with_arch from arch/cpu.
1998 Allow x86-64 and native for with_cpu/with_arch.
2000 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2002 * ebitmap.c: Change calls to verify_popcount with calls to
2003 sbitmap_verify_popcount.
2004 (ebitmap_clear_bit): Fixed map->cacheindex test and
2005 map>cache update when bit clearing results in an empty
2008 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2011 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2012 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2013 and support both V2DF and V2DI modes.
2014 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2015 support both V2DF and V2DI modes.
2016 (general): Delete trailing whitespace from a few patterns.
2018 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2019 V2DF/V2DI interleave high/low builtins.
2021 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2024 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2025 interleave high/low functions.
2027 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2029 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2030 #pragma extern_prefix.
2032 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2035 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2036 BLKmode, assert op0 is a MEM and just adjust its mode.
2039 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2040 if bitpos isn't multiple of mode's bitsize.
2042 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2044 * c.opt (-ftemplate-depth=): New.
2045 (-ftemplate-depth-): Deprecate.
2046 * optc-gen.awk: Handle -ftemplate-depth=.
2047 * opth-gen.awk: Likewise.
2048 * c-opts.c (c_common_handle_option): Likewise.
2049 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2051 2010-02-24 Jason Merrill <jason@redhat.com>
2053 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2055 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2057 * cfg.c (alloc_aux_for_block): Remove inline.
2058 (alloc_aux_for_edge): Likewise.
2060 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2062 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2064 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2066 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2067 * config/i386/sol2-gas.h: New file.
2068 * config.gcc (i[34567]86-*-solaris2*): Use it.
2070 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2073 * c-typeck.c (ep_convert_and_check): New.
2074 (build_conditional_expr): Use it.
2075 (build_binary_op): Likewise.
2077 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2079 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2082 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2083 bounds even for -O+.
2084 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2085 expr needs to have DECL_NAME set.
2087 2010-02-24 Nick Clifton <nickc@redhat.com>
2089 * config/mep/mep.c: Include gimple.h.
2090 (mep_function_uses_sp): Delete unused function.
2091 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2092 parameters. Use unsigned integers to count args. Return a
2093 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2095 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2098 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2099 greater or equal to nelt instead of 2 * nelt.
2100 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2103 2010-02-23 Jason Merrill <jason@redhat.com>
2106 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2107 in cfun->local_decls even if they have register types.
2110 * stor-layout.c (place_field): Don't warn about unnecessary
2111 DECL_PACKED if the type is packed.
2113 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2116 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2117 GOTOFF relocs, even when the base reg isn't pic pointer.
2119 2010-02-23 Michael Matz <matz@suse.de>
2122 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2123 (expand_gimple_basic_block): Generate and use debug temps if there
2124 are debug uses left after the last real use of TERed ssa names.
2125 Unlink debug immediate uses when they are expanded.
2127 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2130 * config/i386/i386.c (override_options): Reorganise to provide
2131 better error messages.
2133 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2136 * graphite-scop-detection.c (create_single_exit_edge): Move
2137 the call to find_single_exit_edge to....
2138 (create_sese_edges): ...here. Don't handle multiple edges
2139 exiting the function.
2140 (build_graphite_scops): Don't handle multiple edges
2141 exiting the function.
2143 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2146 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2147 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2149 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2152 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2154 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2157 * c-typeck.c (convert_arguments): Print declaration location.
2158 * c-common.c (validate_nargs): Rename as
2159 builtin_function_validate_nargs.
2160 (check_builtin_function_arguments): Update.
2162 2010-02-22 Richard Guenther <rguenther@suse.de>
2165 * tree-inline.c (declare_return_variable): Use the type of
2166 the call stmt lhs if available.
2168 2010-02-22 Duncan Sands <baldrick@free.fr>
2170 * passes.c (register_pass): Always consider all pass lists when
2171 ref_pass_instance_number is zero.
2173 2010-02-22 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/42749
2176 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2177 parameter. Do arithmetic in the original type.
2178 (update_accumulator_with_ops): Likewise.
2179 (adjust_accumulator_values): Adjust.
2181 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2183 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2184 (QI to BLKmode splitter): New splitter.
2186 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2189 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2191 2010-02-22 Richard Guenther <rguenther@suse.de>
2193 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2195 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2197 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2198 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2199 ($(T)crti.o, $(T)crtn.o): Remove rules.
2201 2010-02-21 Tobias Burnus <burnus@net-b.de>
2204 * doc/invoke.texi (-fassociative-math): Document that this
2205 option is automatically enabled for Fortran.
2207 2010-02-20 David S. Miller <davem@davemloft.net>
2209 * configure.ac: Test if linker and assembler properly support
2210 GOTDATA_OP relocations.
2211 * configure: Rebuild.
2212 * config.in: Likewise.
2213 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2214 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2215 (movsi_high_pic): Likewise.
2216 (movdi_lo_sum_pic): Likewise.
2217 (movdi_high_pic): Likewise.
2218 (movsi_pic_gotdata_op): New pattern.
2219 (movdi_pic_gotdata_op): Likewise.
2220 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2221 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2223 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2227 attribute to ssemul.
2228 (xop_mulv2div2di3_high): Ditto.
2230 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * c.opt (Wconversion-null): New option.
2234 * doc/invoke.texi (Wconversion-null): Document.
2236 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2238 * common.opt (Wlarger-than-): Add Undocumented.
2240 2010-02-19 Mike Stump <mikestump@comcast.net>
2242 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2244 2010-02-19 Jason Merrill <jason@redhat.com>
2247 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2248 * configure: Likewise.
2250 2010-02-20 Alan Modra <amodra@gmail.com>
2253 * cgraph.h (cgraph_make_decl_local): Declare.
2254 * cgraph.c (cgraph_make_decl_local): New function.
2255 (cgraph_make_node_local): Use it.
2256 * cgraphunit.c (cgraph_function_versioning): Likewise.
2257 * ipa.c (function_and_variable_visibility): Likewise.
2259 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2262 * except.c (sjlj_emit_function_enter): Don't call
2263 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2265 * rtl.h (add_reg_br_prob_note): Remove prototype.
2267 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2270 * c-common.c (conversion_warning): Remove widening conversions
2271 before checking the conversion of integers to reals.
2273 2010-02-19 Mike Stump <mikestump@comcast.net>
2276 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2279 * cgraphunit.c (process_function_and_variable_attributes): Check
2280 DECL_PRESERVE_P instead of looking up attribute "used".
2281 * ipa-pure-const.c (check_decl): Likewise.
2282 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2283 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2284 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2285 instead of attribute "used".
2286 * config/sol2-c.c (solaris_pragma_init): Likewise.
2287 (solaris_pragma_fini): Likewise.
2289 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2291 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2292 Use XCNEW instead of xcalloc.
2293 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2294 XNEW instead of xmalloc.
2295 (get_fields): Use XNEWVEC instead of xmalloc.
2298 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2299 populate vars array.
2300 (create_new_general_access): For debug stmts just reset value.
2301 (get_stmt_accesses): For accesses within debug stmts just record them
2302 using add_access_to_acc_sites instead of preventing the peeling or
2303 counting them as accesses.
2306 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2308 2010-02-19 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/42916
2311 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2314 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2316 * configure.ac: Replace all uses of changequote in macro arguments
2317 with proper quoting.
2319 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2322 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2324 2010-02-19 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/42944
2327 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2328 test for aliasing with errno.
2330 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2333 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2334 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2335 * dojump.c: Include output.h.
2336 (inv): New inline function.
2337 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2338 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2339 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2340 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2341 argument, pass it down to other calls.
2342 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2343 add REG_BR_PROB note to the conditional jump.
2344 * cfgexpand.c (add_reg_br_prob_note): Removed.
2345 (expand_gimple_cond): Don't call it, add the probability
2346 as last argument to jumpif_1/jumpifnot_1.
2347 * Makefile.in (dojump.o): Depend on output.h.
2348 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2350 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2351 * stmt.c (do_jump_if_equal): Likewise.
2352 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2353 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2354 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2356 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2357 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2358 jumpifnot_1 callers.
2359 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2361 (store_expr): Adjust jumpifnot caller.
2362 (store_constructor): Adjust jumpif caller.
2365 * gimplify.c (gimple_boolify): For __builtin_expect call
2366 gimple_boolify also on its first argument.
2368 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2370 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2372 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2373 * configure: Regenerated.
2375 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2377 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2378 lang_hooks.types_compatible_p instead of comptypes.
2380 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2382 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2383 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2384 if __prefer_thumb__ is defined.
2386 2010-02-18 Martin Jambor <mjambor@suse.cz>
2388 PR tree-optimization/43066
2389 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2390 array with zero-sized element type.
2392 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2394 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2395 rtx, allocate struct var_loc_node here and return it to the
2396 caller, and only if it is actually needed.
2397 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2398 move it earlier and return immediately if it returns NULL.
2400 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2402 * config/sparc/gas.h: New file. Restore
2403 TARGET_ASM_NAMED_SECTION to its ELF default.
2404 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2406 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2407 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2408 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2409 after sparc/sysv4.h.
2411 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2413 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2415 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2417 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2418 patterns from predicated pattern.
2420 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2424 for insn mnemonic suffix.
2426 2010-02-17 Richard Guenther <rguenther@suse.de>
2428 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2431 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2434 * caller-save.c (save_call_clobbered_regs): If BB ends with
2435 a DEBUG_INSN, move any notes in between last real insn and the last
2436 DEBUG_INSN after the last DEBUG_INSN.
2438 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2440 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2441 Fix return type. Fix argument type. Explain meaning of return value.
2443 2010-02-16 Richard Guenther <rguenther@suse.de>
2445 PR tree-optimization/41043
2446 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2447 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2449 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2451 2010-02-16 Ira Rosen <irar@il.ibm.com>
2453 PR tree-optimization/43074
2454 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2455 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2456 vectorizable cycles in hybrid SLP check.
2457 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2459 2010-02-16 Richard Guenther <rguenther@suse.de>
2461 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2462 (true_dependence): If memrefs_conflict_p computes must-alias
2463 trust it. Move TBAA check after offset-based disambiguation.
2464 (canon_true_dependence): Likewise.
2466 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2468 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2469 * doc/invoke.texi: Document it.
2470 * var-tracking.c: Include toplev.h and params.h.
2471 (vt_find_locations): Return bool indicating success. Compute
2472 hash sizes unconditionally. Check new parameter, report.
2473 (variable_tracking_main_1): Check vt_find_locations results and
2474 retry. Renamed from...
2475 (variable_tracking_main): ... this. New wrapper to preserve
2476 flag_var_tracking_assignments.
2477 * Makefile.in (var-tracking.o): Adjust dependencies.
2479 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2480 Jakub Jelinek <jakub@redhat.com>
2483 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2484 if weak_import attribute is present.
2485 * config/darwin.c (machopic_select_section): Likewise.
2487 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2489 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2490 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2491 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2492 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2494 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2496 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2499 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2500 Rewrite text to refer to the names.
2502 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2504 * config/i386/i386-builtin-types.def
2505 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2506 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2507 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2508 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2509 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2510 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2511 IX86_BUILTIN_VPERMIL2PS256.
2512 (MULTI_ARG_4_DF2_DI_I): Defined.
2513 (MULTI_ARG_4_DF2_DI_I1): Defined.
2514 (MULTI_ARG_4_SF2_SI_I): Defined.
2515 (MULTI_ARG_4_SF2_SI_I1): Defined.
2516 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2517 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2518 __builtin_ia32_vpermil2ps256.
2519 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2520 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2521 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2522 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2523 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2524 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2525 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2526 CODE_FOR_xop_vpermil2v8sf3.
2527 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2528 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2529 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2530 (_mm256_permute2_pd): New.
2531 (_mm_permute2_ps): New.
2532 (_mm256_permute2_ps): New.
2534 2010-02-15 Nick Clifton <nickc@redhat.com>
2536 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2537 boolean parameters. Use emit_jump_insn when emitting a pop
2538 instruction containing a return insn.
2539 (push): Use 'true' rather than '1' as second parameter to F.
2540 (h8300_expand_prologue): Likewise.
2541 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2542 (h8300_expand_epilogue): Likewise.
2544 2010-02-15 Richard Guenther <rguenther@suse.de>
2547 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2550 2010-02-15 Nick Clifton <nickc@redhat.com>
2552 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2555 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2557 * intl.c (fake_ngettext): New function.
2558 * intl.h (fake_ngettext): Declare.
2559 (ngettext): Define macro.
2560 * collect2.c (notice_translated): New function.
2561 (main): Use notice_translated and ngettext.
2562 * collect2.h (notice_translated): Declare.
2564 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2566 * reorg.c (delete_computation): Comment fixes.
2567 * caller-save.c (setup_save_areas): Idem.
2568 * sel-sched-dump.c (dump_lv_set): Idem.
2571 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2573 * config/s390/s390.c (s390_sched_init): New function.
2574 (TARGET_SCHED_INIT): Target hook defined.
2576 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2577 Jack Howarth <howarth@bromo.med.uc.edu>
2578 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2581 Partial revert of unintended change in fix for PR41605.
2582 * config/darwin.h: Fix typo.
2583 * config/darwin9.h: Same.
2585 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2587 * c-pch.c (pch_init): Clear v.
2589 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2592 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2593 graphite_can_represent_init for MULT_EXPR.
2595 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2599 * graphite-sese-to-poly.c (remove_phi): New.
2600 (translate_scalar_reduction_to_array): Call remove_phi.
2602 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2605 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2606 * graphite-clast-to-gimple.h (gloog): Update declaration.
2607 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2608 * graphite-poly.h (struct poly_bb): Add missing comments.
2609 (struct scop): Add poly_scop_p field.
2611 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2612 * graphite.c (graphite_transform_loops): Build the polyhedral
2613 representation for each scop before code generation.
2614 * sese.c (rename_variables_in_operand): Removed.
2615 (rename_variables_in_expr): Return the renamed expression.
2616 (rename_sese_parameters): New.
2617 * sese.h (rename_sese_parameters): Declared.
2619 2010-02-11 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/42998
2622 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2623 POINTER_PLUS_EXPR properly.
2625 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2626 Changpeng Fang <changpeng.fang@amd.com>
2629 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2630 the cost of an IV candidate when the IV is used in a test against zero.
2632 * gcc.dg/tree-ssa/ivopts-3.c: New.
2634 2010-02-11 Richard Guenther <rguenther@suse.de>
2637 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2638 pointer-vs-decl case by swapping refs. Handle some cases
2639 of pointer-vs-decl disambiguations more conservatively.
2640 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2641 to false after expanding.
2643 2010-02-11 Richard Guenther <rguenther@suse.de>
2646 * gcc.c (process_command): Handle LTO file@offset case more
2649 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2651 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2652 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2654 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2656 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2657 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2658 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2659 Optimize eq/ne comparisons when both arguments are known to be
2661 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2662 Don't mask operands unnecessarily if they are known to be already
2665 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2667 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2670 2010-02-10 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/43017
2673 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2674 for wrapping signed arithmetic.
2676 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2679 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2680 if no debug info should be emitted for it.
2682 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2684 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2685 note when flag_exceptions is set.
2687 2010-02-10 Duncan Sands <baldrick@free.fr>
2689 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2691 2010-02-10 Richard Guenther <rguenther@suse.de>
2694 * tree.c (get_unwidened): Handle constants.
2695 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2697 2010-02-10 Martin Jambor <mjambor@suse.cz>
2700 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2701 check for variable argument counts independently.
2703 2010-02-10 Christian Bruel <christian.bruel@st.com>
2706 * config/sh/sh.c (find_barrier): Increase length for non delayed
2707 conditional branches.
2709 2010-02-10 Christian Bruel <christian.bruel@st.com>
2711 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2713 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2715 * builtins.c (set_builtin_user_assembler_name): Also handle
2716 ffs if int is smaller than word.
2718 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2721 * ira-conflicts.c (get_dup): Remove.
2722 (process_reg_shuffles): Add new parameter. Use it as an
2723 additional guard for copy generation.
2724 (add_insn_allocno_copies): Rewrite.
2726 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2728 * common.opt (fsched2-use-traces): Preserved for backward
2730 * doc/invoke.texi: Remove the documentation about option
2731 -fsched2-use-traces.
2732 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2733 flag_sched2_use_traces.
2734 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2735 the backward compatibility flag section.
2737 2010-02-09 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/43008
2740 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2741 make HEAP variables initialized from global memory if they
2742 are not known builtin functions.
2743 (find_func_aliases): Adjust.
2745 2010-02-09 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/43000
2748 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2749 arithmetic manually.
2751 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2753 PR tree-optimization/42931
2754 * tree-loop-linear.c (try_interchange_loops): Don't call
2755 double_int_mul if estimated_loop_iterations failed.
2757 2010-02-08 Martin Jambor <mjambor@suse.cz>
2760 * tree-sra.c (build_accesses_from_assign): Do not mark in
2761 should_scalarize_away_bitmap if stmt has volatile ops.
2762 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2765 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2767 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2769 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2771 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2774 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2777 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2779 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2782 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2783 to unknown_dependence.
2784 (graphite_legal_transform_dr): Handle the unknown_dependence.
2785 (graphite_carried_dependence_level_k): Same.
2787 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2789 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2791 2010-02-07 Richard Guenther <rguenther@suse.de>
2794 * expr.c (get_inner_reference): Always initialize *pbitsize.
2796 2010-02-07 Richard Guenther <rguenther@suse.de>
2799 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2800 new ARRAY_REFs on variable size element or minimal index arrays.
2802 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2803 gimple_fold_indirect_ref.
2805 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2808 * arm.c (arm_override_options): Just return if the user has specified
2809 an invalid fpu name.
2811 2010-02-03 Jason Merrill <jason@redhat.com>
2814 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2815 i386_pe_maybe_record_exported_symbol.
2817 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2820 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2821 (pa_delegitimize_address): New function.
2823 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2825 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2826 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2828 2010-02-05 Richard Guenther <rguenther@suse.de>
2831 * lto-streamer-in.c (get_resolution): Deal with references
2832 to undefined functions.
2834 2010-02-05 Richard Guenther <rguenther@suse.de>
2836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2837 (fold_const_aggregate_ref): Likewise.
2838 (ccp_fold_stmt): Substitute loads.
2839 (maybe_fold_reference): Verify types before substituting.
2841 (fold_gimple_assign): Unshare properly.
2842 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2844 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2846 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2847 for rs6000_gen_cell_microcode.
2849 2010-02-04 Richard Guenther <rguenther@suse.de>
2851 PR rtl-optimization/42952
2852 * dse.c (const_or_frame_p): Remove MEM handling.
2854 2010-02-04 Nick Clifton <nickc@redhat.com>
2856 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2857 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2858 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2859 (mn10300_asm_output_mi_thunk): New function.
2860 (mn10300_can_output_mu_thunk): New function.
2861 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2862 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2863 (FUNCTION_ARG): Delete incorrect comment.
2865 2010-02-03 Jason Merrill <jason@redhat.com>
2868 * fold-const.c (operand_equal_p): Handle erroneous types.
2870 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2872 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2874 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2876 PR rtl-optimization/42941
2877 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2880 2010-02-03 Jason Merrill <jason@redhat.com>
2883 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2885 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2888 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2889 (cselib_reset_table): Renamed from...
2890 (cselib_reset_table_with_next_value): ... this.
2891 (cselib_get_next_uid): Renamed from...
2892 (cselib_get_next_unknown_value): ... this.
2893 * cselib.c (next_uid): Renamed from...
2894 (next_unknown_value): ... this.
2895 (cselib_clear_table): Adjust.
2896 (cselib_reset_table): Adjust. Renamed from...
2897 (cselib_reset_table_with_next_value): ... this.
2898 (cselib_get_next_uid): Adjust. Renamed from...
2899 (cselib_get_next_unknown_value): ... this.
2900 (get_value_hash): Use hash.
2901 (cselib_hash_rtx): Likewise.
2902 (new_cselib_val): Adjust. Set and dump uid.
2903 (cselib_lookup_mem): Pass next_uid as hash.
2904 (cselib_subst_to_values): Likewise.
2905 (cselib_log_lookup): Dump uid.
2906 (cselib_lookup): Pass next_uid as hash. Adjust.
2907 (cselib_process_insn): Adjust.
2908 (cselib_init): Initialize next_uid.
2909 (cselib_finish): Adjust.
2910 (dump_cselib_table): Likewise.
2911 * dse.c (canon_address): Dump value uid.
2912 * print-rtl.c (print_rtx): Print value uid.
2913 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2915 (dv_uid): New function, sort of renamed from...
2916 (dv_htab_hash): ... this, reimplemented in terms of it and...
2917 (dv_uid2hash): ... this. New.
2918 (variable_htab_eq): Drop excess assertions.
2919 (tie_break_pointers): Removed.
2920 (canon_value_cmp): Compare uids.
2921 (variable_post_merge_New_vals): Print uids.
2922 (vt_add_function_parameters): Adjust.
2923 (vt_initialize): Reset table. Adjust.
2925 2010-02-03 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/42944
2928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2929 (call_may_clobber_ref_p_1): Likewise. Properly handle
2930 malloc and calloc clobbering errno.
2932 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2934 * doc/invoke.texi: Fix name of sched1 dump.
2936 * opts.c (decode_options): Set flag_tree_switch_conversion
2937 only conditionally on optimize >= 2.
2939 * gcse.c: Assorted comment fixes in pass description.
2941 2010-02-03 Anthony Green <green@moxielogic.com>
2943 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2944 nop padding in order to maintain alignment of storage location of
2945 target function address.
2946 (moxie_trampoline_init): Store target function address at newly
2948 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2950 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2952 2010-02-03 Richard Guenther <rguenther@suse.de>
2955 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2957 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2959 * config.gcc: Reenable check for obsolete targets.
2960 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2961 mips-sgi-irix6.[0-4]*.
2963 2010-02-02 Nick Clifton <nickc@redhat.com>
2965 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2966 constant size of 4 as being the same as 0.
2967 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2968 can take values in the range 0..4.
2970 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2973 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2974 as _darwin10_Unwind_FindEnclosingFunction().
2975 * libgcc-libsystem.ver: New.
2977 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2980 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2981 implicitly set registers.
2983 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2985 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2986 (arm_override_options): Allow automatic selection of the thread
2987 pointer register if thumb2.
2988 (legitimize_pic_address): Improve code sequences for Thumb2.
2989 (arm_call_tls_get_addr): Likewise.
2990 (legitimize_tls_address): Likewise.
2991 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2992 (pic_load_addr_32bit): ... this. New named pattern.
2993 * thumb2.md (pic_load_addr_thumb2): Delete.
2994 (pic_load_dot_plus_four): Delete.
2995 (tls_load_dot_plus_four): New named pattern.
2997 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3000 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3001 Document fix for TLS bug.
3003 2010-01-31 Richard Guenther <rguenther@suse.de>
3005 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3006 conservatively correct.
3008 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3012 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3014 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3016 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3018 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3020 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3022 * config.gcc: Adjust order of makefile fragments for mingw targets.
3024 2010-01-31 Richard Guenther <rguenther@suse.de>
3027 * gimplify.c (gimplify_init_constructor): For volatile LHS
3028 initialize a temporary.
3030 2010-01-31 Matthias Klose <doko@ubuntu.com>
3032 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3034 * configure: Regenerate.
3036 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3038 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3039 the same alias set and their sizes different constantness.
3040 (aliasing_component_refs_p): Revert 2009-10-24 change.
3042 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3044 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3047 2010-01-29 Richard Guenther <rguenther@suse.de>
3049 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3050 Assert we successfully updated the call.
3052 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3054 PR rtl-optimization/42889
3055 * df.h (df_set_bb_dirty_nonlr): New prototype.
3056 * df-core.c (df_set_bb_dirty_nonlr): New function.
3057 * df-scan.c (df_insn_rescan): Call it instead of
3058 df_set_bb_dirty for DEBUG_INSNs.
3060 2010-01-29 Richard Guenther <rguenther@suse.de>
3063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3064 quadratic behavior in most cases.
3066 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3070 in the call to gen_x86_movsicc_0_m1.
3072 2010-01-28 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/42871
3075 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3077 2010-01-28 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3080 into call arguments.
3082 2010-01-28 Richard Guenther <rguenther@suse.de>
3085 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3086 the forwarder if the destination is an EH landing pad.
3088 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3090 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3091 block list passed to gimple_duplicate_sese_tail.
3092 (parallelize_loops): Avoid parallelization when the function
3094 Avoid parallelization when the preheader is IRREDUCIBLE.
3095 Try to optimize when estimated_loop_iterations_int is unresolved.
3096 Add the loop's location to the dump file.
3097 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3098 (gimple_duplicate_sese_tail): Remove the check for the latch.
3099 Redirect nexits to the exit block.
3100 Remove handling of the incoming edges to the latch.
3101 Redirect the backedge from the copied latch to the exit bb.
3103 2010-01-28 Michael Matz <matz@suse.de>
3106 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3107 Wrap force_reg into a sequence, emit it before user.
3109 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3111 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3113 (arm_legacy_rev): Likewise.
3114 (thumb_legacy_rev): Likewise.
3116 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3118 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3119 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3120 on MEM's address failed, try avoid_constant_pool_reference and
3121 recurse if it returned something different.
3122 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3123 address, try avoid_constant_pool_reference and recurse if it
3124 returned something different.
3125 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3126 address and avoid_constant_pool_reference returned something
3127 different, don't set have_address.
3129 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3132 * var-tracking.c (val_store): Add modified argument, obey it.
3134 (count_uses): Move down logging of main.
3135 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3136 don't need resolution.
3137 (emit_notes_in_bb): Likewise.
3139 2010-01-27 Richard Guenther <rguenther@suse.de>
3142 * tree-inline.c (remap_decl): Delay remapping of SSA name
3143 default definitions until we need them.
3145 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3147 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3148 (rs6000_delegitimize_address): New function.
3150 * config/s390/s390.c (s390_delegitimize_address): Call
3151 delegitimize_mem_from_attrs.
3154 * tree-inline.c (cannot_copy_type_1): Removed.
3155 (copy_forbidden): Don't forbid copying of functions containing
3156 records/unions with variable length fields.
3158 2010-01-27 Christian Bruel <christian.bruel@st.com>
3162 * config/sh/sh.c (find_barrier): Increase length for non delayed
3163 conditional branches.
3165 2010-01-27 Matthias Klose <doko@ubuntu.com>
3167 * configure.ac (gnu-unique-object): Fix ldd version check.
3168 * configure: Regenerate.
3170 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3172 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3174 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3175 Test for HAVE_GNU_AS value.
3177 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3179 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3180 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3181 INT64_TYPE): Define.
3182 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3183 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3184 INT_LEAST64_TYPE): Define.
3185 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3186 UINT_LEAST64_TYPE): Define.
3187 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3188 INT_FAST64_TYPE): Define.
3189 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3190 UINT_FAST64_TYPE): Define.
3191 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3192 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3193 (SIG_ATOMIC_TYPE): Define.
3195 2010-01-26 Richard Guenther <rguenther@suse.de>
3197 * df-scan.c (df_scan_set_bb_info): Remove assert.
3198 (df_insn_rescan_debug_internal): Merge asserts.
3199 (df_install_ref): Likewise.
3200 (df_mark_reg): Use bitmap_set_range.
3201 (df_hard_reg_used_p): Remove assert.
3202 (df_hard_reg_used_count): Likewise.
3204 2010-01-26 Richard Guenther <rguenther@suse.de>
3206 PR rtl-optimization/42685
3207 * web.c (web_main): Ignore DEBUG_INSNs.
3209 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3211 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3213 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3214 Fix types of fndecl and arglist parameters.
3216 2010-01-26 Richard Guenther <rguenther@suse.de>
3219 * tree-eh.c (unsplit_eh): Skip debug insns.
3221 2010-01-26 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/42250
3224 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3226 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3229 * omp-low.c (expand_omp_sections): Only use single_pred if
3230 l2_bb is single_pred_p.
3232 2010-01-25 Christian Bruel <christian.bruel@st.com>
3235 * config/sh/sh.c (find_barrier): Increase length for non delayed
3236 conditional branches.
3237 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3239 2010-01-24 David S. Miller <davem@davemloft.net>
3241 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3242 define if not using GAS.
3243 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3244 Likewise. Delete SECTION_MERGE code, which is only applicable
3247 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3250 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3251 mangling of va_list in system headers.
3253 2010-01-23 Toon Moene <toon@moene.org>
3255 * tree-predcom.c (combine_chains): Return NULL, not false.
3257 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3259 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3260 initialization of variable res to agree with return type.
3262 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3264 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3265 * tree-sra.c: Add include of expr.h.
3267 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3269 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3270 insert the debug stmt on the single non-EH edge from the stmt.
3272 2010-01-22 Richard Henderson <rth@redhat.com>
3275 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3276 the RHS until after generate_subtree_copies has insertted its
3277 code before the current statement.
3279 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3281 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3283 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3285 2010-01-21 Martin Jambor <mjambor@suse.cz>
3287 PR tree-optimization/42585
3288 * tree-sra.c (struct access): New field grp_total_scalarization.
3289 (dump_access): Dump the new field.
3290 (should_scalarize_away_bitmap): New variable.
3291 (cannot_scalarize_away_bitmap): Likewise.
3292 (sra_initialize): Allocate new bitmaps.
3293 (sra_deinitialize): Free new bitmaps.
3294 (create_access_1): New function.
3295 (create_access): Parts moved to create_access_1.
3296 (type_consists_of_records_p): New function.
3297 (completely_scalarize_record): Likewise.
3298 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3299 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3300 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3302 (analyze_all_variable_accesses): Completely scalarize small eligible
3305 2010-01-21 Martin Jambor <mjambor@suse.cz>
3307 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3309 2010-01-21 Andrew Haley <aph@redhat.com>
3311 * gcc.c (process_command): Move lang_specific_driver before
3312 setting cc_libexec_prefix.
3314 2010-01-21 Richard Guenther <rguenther@suse.de>
3317 * fold-const.c (negate_expr_p): Pretend only negative
3318 real constants are easily negatable.
3320 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3321 Jason Merrill <jason@redhat.com>
3323 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3324 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3325 * calls.c (initialize argument_information): Handle it.
3326 * c-common.c (handle_transparent_union_attribute): Use new name.
3327 * c-decl.c (finish_struct): Ditto.
3328 * c-typeck.c (type_lists_compatible_p): Ditto.
3329 (convert_for_assignment): Use new name and also handle record.
3330 * function.c (aggregate_value_p): Handle it.
3331 (pass_by_reference): Ditto.
3332 (assign_parm_data_types): Ditto.
3333 * print-tree.c (print_node): Ditto.
3334 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3335 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3336 * tree.c (first_field): New fn.
3338 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3341 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3342 even when linking statically, for now.
3344 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3347 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3348 without a cselib val.
3349 (count_uses): Accept MO_VAL_SET with no val on stores.
3350 (add_stores): Likewise.
3352 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3354 * var-tracking.c (check_value_val): Add a compile time assertion.
3355 (dv_is_decl_p): Simplify.
3356 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3357 gcc_assert if ENABLE_CHECKING.
3359 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3362 * var-tracking.c: Include tree-flow.h.
3363 (mem_dies_at_call): New.
3364 (dataflow_set_preserve_mem_locs): Use it.
3365 (dataflow_set_remove_mem_locs): Likewise.
3366 (dump_var): Renamed from dump_variable. Adjust all callers.
3367 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3368 * Makefile.in (var-tracking.o): Adjust deps.
3370 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3372 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3374 2010-01-20 Richard Guenther <rguenther@suse.de>
3376 PR tree-optimization/42717
3377 * tree-ssa-dce.c (get_live_post_dom): Remove.
3378 (forward_edge_to_pdom): Take an arbitrary edge to copy
3379 degenerate PHI args from.
3380 (remove_dead_stmt): Use the first post-dominator even if it
3381 does not contain live statements as redirection destination.
3383 2010-01-20 Richard Guenther <rguenther@suse.de>
3385 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3387 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3389 * sel-sched.c (create_speculation_check): Remove set but not used
3391 (try_transformation_cache): Remove set but not used variable ds.
3392 (calculate_privileged_insns): Remove set but not used variables
3393 cur_insn and min_spec_insn.
3394 (find_best_expr): Remove set but not used variable avail_n.
3395 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3397 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3399 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3400 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3403 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3406 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3407 cpu types. Add support for *-sse3 cpu types.
3408 (x86_64-*-*): Ditto.
3410 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3413 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3414 argument, call initializer_constant_valid_p_1 instead of
3415 initializer_constant_valid_p, pass CACHE to it, return NULL
3416 immediately if first call returns NULL.
3417 (initializer_constant_valid_p_1): New function.
3418 (initializer_constant_valid_p): Use it.
3420 2010-01-20 Thomas Quinot <quinot@adacore.com>
3422 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3424 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3426 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3427 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3428 (loc_list_from_tree): Don't handle unsigned division. Handle
3429 signed modulo using DW_OP_{over,over,div,mul,minus}.
3430 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3431 modulo instead of signed.
3433 2010-01-20 DJ Delorie <dj@redhat.com>
3435 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3437 (h8300_emit_stack_adjustment): Propogate it.
3439 (h8300_expand_prologue): Likewise.
3440 (h8300_expand_epilogue): Likewise.
3442 2010-01-19 Michael Matz <matz@suse.de>
3444 PR tree-optimization/41783
3445 * tree-data-ref.c (toplevel): Include flags.h.
3446 (dump_data_dependence_relation): Also dump the inputs if the
3447 result will be unknown.
3448 (split_constant_offset_1): Look through some conversions.
3449 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3450 the offset from last element is too large.
3451 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3452 (reassociate_to_the_same_stmt): Handle vector registers.
3453 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3455 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3456 wide_prolog_niters argument, emit widening instructions.
3457 (vect_do_peeling_for_alignment): Adjust caller, use widened
3458 variant of the iteration cound.
3459 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3461 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3464 * config/arm/neon-testgen.m (emit_automatics): New parameter
3465 features. Adjust for Fixed_return_reg feature.
3466 (test_intrinsic): Call emit_automatics with new feature.
3467 * config/arm/neon.ml: Update copyright years.
3468 (features): New Fixed_return_reg feature.
3469 (ops): Update feature for Vget_low.
3471 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3473 PR tree-optimization/42719
3474 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3478 * fwprop.c (all_uses_available_at): Return false if def_set dest
3479 is a REG that is used in def_insn.
3481 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3483 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3485 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3488 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3490 * target.h (struct gcc_target) <secondary_reload>: Change type
3491 of last argument to secondary_reload_info *.
3493 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3496 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3497 memory references with unaligned offsets. Remove CQImode handling.
3498 (unaligned_memory_operand): Return 1 for memory references with
3499 unaligned offsets. Remove CQImode handling.
3501 2010-01-18 Richard Guenther <rguenther@suse.de>
3504 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3507 2010-01-18 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/42781
3510 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3511 restrict processing only if the original variable was artificial.
3513 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3515 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3516 find number of popped argument bytes.
3518 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3519 Fix the text that describes the return value for invalid insns.
3521 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3523 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3524 Clarify what 'cost of the -dependence' is. Fix quoting.
3526 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3527 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3529 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3531 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3532 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3534 2010-01-17 Richard Guenther <rguenther@suse.de>
3537 * function.c (split_complex_args): Take a VEC to modify.
3538 (assign_parms_augmented_arg_list): Build a VEC instead of
3539 a chain of PARM_DECLs.
3540 (assign_parms_unsplit_complex): Take a VEC of arguments.
3541 Do not fixup unmodified parms.
3542 (assign_parms): Deal with the VEC.
3543 (gimplify_parameters): Likewise.
3545 2010-01-17 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3548 node existence check.
3549 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3550 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3551 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3552 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3553 (gimple_execute_on_growing_pred): Likewise.
3555 2010-01-17 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/42773
3558 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3559 (compute_antic_aux): Likewise.
3560 (compute_partial_antic_aux): Likewise.
3562 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3565 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3568 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3570 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3573 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3574 Fix markup for strict argument.
3576 (TARGET_SCHED_REORDER2): Fix argument types.
3578 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3579 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3581 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3582 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3584 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3587 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3588 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3589 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3590 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3591 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3593 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3595 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3597 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3598 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3600 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3602 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3605 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3607 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3608 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3610 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3612 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3614 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3615 referring to it. Fix language.
3617 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3619 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3621 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3623 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3625 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3626 '@var{stream}. Remove stray 'and'.
3628 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3630 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3632 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3634 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3635 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3637 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3638 Fix description of return value.
3639 Rename argument "sz" to "len."
3641 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3642 Clarify meaning of 'true' return value.
3644 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3646 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3647 rep_mode versus mode_rep.
3649 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3651 (TARGET_BUILTIN_DECL): Fix name.
3653 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3655 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3657 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3659 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3661 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3663 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3666 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3667 Rename argument tm_fn to md_fn.
3669 (TARGET_OPTION_PRINT): Fix argument list.
3671 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3674 * config/i386/i386.c (ix86_fixup_binary_operands):
3675 Revert FMA4 fixup of operands.
3677 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3680 * Makefile.in (write_entries_to_file, install-plugin):
3681 Use \012 instead of \n with tr.
3683 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3685 * configure.ac (HAVE_AS_REF): New C macro.
3686 * configure: Regenerate.
3687 * config.in: Likewise.
3688 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3690 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3693 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3695 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3697 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3699 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3701 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3703 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3705 (TARGET_BINDS_LOCAL_P): Fix argument type.
3707 (TARGET_ASM_FILE_END): Use prototype.
3709 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3711 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3713 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3715 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3717 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3718 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3720 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3721 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3723 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3724 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3725 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3726 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3728 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3730 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3732 (TARGET_INIT_BUILTINS): Use prototype.
3734 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3735 Put 'const char *' in braces. Fix parameter types.
3736 (TARGET_INVALID_CONVERSION): Fix parameter types.
3737 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3738 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3740 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3743 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3745 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3747 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3749 * doc/tm.texi (TARGET_HELP): Fix return type.
3751 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3752 in braces. Fix argument types.
3754 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3756 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3758 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3760 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3761 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3763 (TARGET_MANGLE_TYPE): Fix argument types.
3765 (TARGET_IRA_COVER_CLASSES): Use prototype.
3767 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3769 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3771 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3773 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3775 (TARGET_CALLEE_COPIES): Fix argument types.
3777 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3779 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3781 (TARGET_FUNCTION_VALUE): Fix argument types.
3783 (TARGET_RETURN_IN_MSB): Fix argument type.
3785 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3787 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3789 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3791 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3792 agree with return type.
3794 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3796 2010-01-15 Jing Yu <jingyu@google.com>
3798 PR rtl-optimization/42691
3799 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3800 a pseudo to a constant and are merged, and adjust comments.
3802 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3804 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3806 2010-01-15 Richard Guenther <rguenther@suse.de>
3809 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3810 labels of computed or non-local gotos to the destination.
3811 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3812 landing pad label is the first label.
3814 2010-01-15 Richard Guenther <rguenther@suse.de>
3816 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3818 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3821 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3822 to allow generation of the xssqrtdp instruction on power7.
3823 (sqrtdf2_fpr): Ditto.
3825 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3828 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3829 functions with noreturn attribute.
3832 * varasm.c (declare_weak): Add weak attribute to decl if it
3833 doesn't have one already.
3834 (assemble_external): Only add decls to weak_decls if they also
3835 have weak attribute.
3837 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3839 * var-tracking.c (var_reg_delete): Don't delete the association
3840 between REGs and values or one-part variables if the register
3843 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3846 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3847 because its first operand is a non-localized variable.
3849 2010-01-14 Martin Jambor <mjambor@suse.cz>
3851 PR tree-optimization/42706
3852 * tree-sra.c (encountered_recursive_call): New variable.
3853 (encountered_unchangable_recursive_call): Likewise.
3854 (sra_initialize): Initialize both new variables.
3855 (callsite_has_enough_arguments_p): New function.
3856 (scan_function): Call decl and flags check only for IPA-SRA, check
3857 whether there is a recursive call and whether it has enough arguments.
3858 (all_callers_have_enough_arguments_p): New function.
3859 (convert_callers): Look for recursive calls only when
3860 encountered_recursive_call is set.
3861 (ipa_early_sra): Bail out either if
3862 !all_callers_have_enough_arguments_p or
3863 encountered_unchangable_recursive_call.
3865 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3867 * sel-sched.c: Add 2010 to copyright years.
3868 * sel-sched-ir.c: Likewise.
3869 * sel-sched-ir.h: Likewise.
3871 2010-01-14 Martin Jambor <mjambor@suse.cz>
3873 PR tree-optimization/42714
3874 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3875 constructors specially.
3877 2010-01-14 Andi Kleen <ak@linux.intel.com>
3879 * config/i386/drivers-i386.c (detect_caches_intel):
3880 Add l2sizekb parameter and fill in.
3881 (host_detect_local_cpu): Add l2sizekb, fill in.
3882 Add Atom small cache heuristic.
3884 2010-01-14 Andi Kleen <ak@linux.intel.com>
3886 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3887 Add level3 parameter and fill in.
3888 (detect_caches_intel): Handle level3 cache.
3890 2010-01-14 Andi Kleen <ak@linux.intel.com>
3892 * config/i386/drivers-i386.c (host_detect_local_cpu):
3893 Fix core duo detection.
3895 2010-01-14 Andi Kleen <ak@linux.intel.com>
3897 * config/i386/drivers-i386.c (host_detect_local_cpu):
3900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3902 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3903 (rs6000_variable_issue_1): this. Use...
3904 (rs6000_variable_issue): here. Reimplement. Print debug info.
3906 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3908 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3909 sel_restore_notes. Update all callers. Call reemit_notes
3912 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3914 PR rtl-optimization/42246
3915 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3918 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3920 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3921 all successors is the same as number of successors in current region.
3923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3925 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3926 to rename is not separable. Otherwise check that its LHS is not NULL.
3928 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3930 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3932 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3934 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3935 available registers when failed to discover LHS register class.
3936 Fix indentation. Update comment.
3938 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3939 Alexander Monakov <amonakov@ispras.ru>
3941 PR rtl-optimization/42389
3942 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3944 (advance_state_on_fence): Likewise.
3945 (sel_target_adjust_priority): Print debug output only when
3946 sched_verbose >= 4, not 2.
3947 (get_expr_cost): Do not issue all unique insns on the next cycle.
3948 (fill_insns): Initialize can_issue_more from the value saved
3950 * sel-sched-ir.c (flist_add): New parameter issue_more.
3951 Init FENCE_ISSUE_MORE with it.
3952 (merge_fences): Likewise.
3953 (init_fences): Update call to flist_add.
3954 (add_to_fences, add_clean_fence_to_fences)
3955 (add_dirty_fence_to_fences): Likewise.
3956 (move_fence_to_fences): Update call to merge_fences.
3957 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3959 * sel-sched-ir.h (struct _fence): New field issue_more.
3960 (FENCE_ISSUE_MORE): New accessor macro.
3962 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3964 PR rtl-optimization/42388
3965 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3966 that have no predecessors nor successors. Do not call move_bb_info
3967 for empty blocks outside of current region.
3969 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3971 PR rtl-optimization/42294
3972 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3973 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3974 originators' originators.
3976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3978 PR rtl-optimization/39453
3979 PR rtl-optimization/42246
3980 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3982 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3984 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3985 Alexander Monakov <amonakov@ispras.ru>
3988 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3989 (maybe_tidy_empty_bb): ... here. Make static. Add new
3990 argument. Update all callers.
3991 (tidy_control_flow): ... and here. Recompute topological order
3992 of basic blocks in region if necessary.
3993 (sel_redirect_edge_and_branch): Change return type. Return true
3994 if topological order might have been invalidated.
3995 (purge_empty_blocks): Export and move from...
3996 * sel-sched.c (purge_empty_blocks): ... here.
3997 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3998 (maybe_tidy_empty_bb): Delete prototype.
3999 (purge_empty_blocks): Declare.
4001 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4003 PR rtl-optimization/42249
4004 * sel-sched.c (try_replace_dest_reg): When chosen register
4005 and original register is the same, do not bail out early, but
4006 still check all original insns for validity of replacing destination
4007 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4010 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4013 Port from no-undefined-overflow branch:
4014 2009-03-09 Richard Guenther <rguenther@suse.de>
4016 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4018 2010-01-14 Richard Guenther <rguenther@suse.de>
4021 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4023 2010-01-14 Ira Rosen <irar@il.ibm.com>
4025 PR tree-optimization/42709
4026 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4027 as scalar type in creation of constant vector operand.
4029 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4033 (check-parallel-%): Match `testsuite' directory component only
4036 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4038 PR translation/39521
4039 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4042 2010-01-13 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/42730
4045 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4048 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4051 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4052 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4055 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4057 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4058 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4059 ___umulsi3_highpart.
4061 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4062 rather than schedule_insns if the pass is enabled.
4064 2010-01-13 Martin Jambor <mjambor@suse.cz>
4066 PR tree-optimization/42704
4067 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4070 2010-01-13 Martin Jambor <mjambor@suse.cz>
4072 PR tree-optimization/42703
4073 * tree-sra.c (analyze_access_subtree): Check that we can build a
4074 reference to the original data within the aggregate.
4076 2010-01-13 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/42705
4079 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4081 2010-01-13 Richard Guenther <rguenther@suse.de>
4084 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4086 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4089 * var-tracking.c (values_to_unmark): New variable.
4090 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4091 values_to_unmark vector. Moved body to...
4092 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4093 instead queue it into values_to_unmark vector.
4094 (vt_find_locations): Free values_to_unmark vector.
4096 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4098 * config/s390/s390.c (override_options): Set
4099 default of max-pending-list-length to 256
4101 2010-01-13 Richard Guenther <rguenther@suse.de>
4104 * tree-pass.h (PROP_gimple_lcx): New.
4105 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4106 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4107 before the final cleanup_eh.
4108 (dump_properties): Dump PROP_gimple_lcx.
4109 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4110 (tree_lower_complex_O0): Remove.
4111 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4112 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4113 tree_lower_complex, schedule TODO_update_ssa.
4114 * lto-streamer-out.c (output_function): Stream the functions
4116 * lto-streamer-in.c (input_function): Likewise.
4117 (lto_read_body): Do not override them here.
4119 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4122 * c-typeck.c (build_c_cast): Fold value cast to union type before
4123 wrapping it in a CONSTRUCTOR.
4125 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4127 PR rtl-optimization/42699
4128 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4131 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4133 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4134 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4135 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4136 SUBTARGET_WARN_UNUSED_SPEC): ... here
4137 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4139 2010-01-12 Julian Brown <julian@codesourcery.com>
4141 * config/arm/neon-schedgen.ml (Utils): Don't try to
4142 open missing module.
4143 (find_with_result): New.
4145 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4148 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4149 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4151 PR tree-optimization/42645
4152 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4153 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4154 decl_map, set processing_debug_stmt to -1 and return name without
4157 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4159 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4160 binutils version, and reword target configuration description.
4162 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4164 * config/avr/avr.h (LINKER_NAME): Remove.
4166 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4169 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4170 that support VSX, warn for -mno-altivec if vsx is not disabled,
4173 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4174 Shujing Zhao <pearly.zhao@oracle.com>
4176 PR translation/42469
4177 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4178 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4179 character between option name and help text.
4180 * c.opt (imultilib): Likewise.
4182 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4184 * lto-streamer-out.c (output_unreferenced_globals): Output static
4187 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4189 PR rtl-optimization/42621
4190 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4191 optimizing for size.
4192 (duplicate_computed_gotos): Remove now-redundant check.
4194 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4197 * configure.ac: Save and restore LDFLAGS and LIBS
4198 * configure: Regenerate.
4200 2010-01-10 Richard Guenther <rguenther@suse.de>
4203 * builtins.c (fold_builtin_strlen): Add type argument and
4204 convert the resulting length to it.
4205 (fold_builtin_1): Adjust.
4207 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4209 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4210 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4212 (num_insns_constant_wide): Adjust for that change.
4214 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4217 * web.c (union_defs): Add used argument, to combine uses of
4219 (entry_register): Adjust type and tests of used argument.
4220 (web_main): Widen used for new use. Pass it to union_defs.
4221 * df.h (union_defs): Adjust prototype.
4223 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4226 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4227 uses in new incoming argument. Free body.
4228 (reset_debug_uses_in_loop): New.
4229 (analyze_insn_to_expand_var): Call the latter if the former found
4230 anything. Fix whitespace. Reject invalid dest overlaps before
4231 going through all insns in the loop.
4233 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4236 * haifa-sched.c (dying_use_p): Debug insns don't count.
4238 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4241 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4242 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4243 (verify_gimple_call): Reject LHS in noreturn calls.
4245 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4249 * tree-vect-loop-manip.c (adjust_info): New type.
4250 (adjust_vec): New pointer to vector.
4251 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4252 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4253 (slpeel_update_phis_for_duplicate_loop): Use them.
4254 (slpeel_update_phi_nodes_for_guard1): Likewise.
4255 (slpeel_update_phi_nodes_for_guard2): Likewise.
4256 (slpeel_tree_peel_loop_to_edge): Likewise.
4257 (vect_update_ivs_after_vectorizer): Likewise.
4259 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4261 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4262 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4264 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4266 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4267 bogus uninitialized warning.
4269 2010-01-09 Richard Guenther <rguenther@suse.de>
4272 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4273 the evolution is compatible with the initial condition.
4275 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4277 * gcc.c (process_command): Update copyright notice dates.
4278 * gcov.c (print_version): Likewise.
4279 * gcov-dump.c (print_version): Likewise.
4280 * mips-tfile.c (main): Likewise.
4281 * mips-tdump.c (main): Likewise.
4283 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4286 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4288 (rotlhi3_8): Delete.
4290 (rotlsi3_8): Delete.
4291 (rotlsi3_16): Delete.
4292 (rotlsi3_24): Delete.
4294 (*rotw<mode>3): New.
4295 (*rotb<mode>3): New.
4296 * config/avr/avr.c (avr_rotate_bytes): New function.
4297 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4299 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4302 * configure.ac: Modify -rdynamic check.
4303 * configure: Regenerate.
4305 2010-01-08 DJ Delorie <dj@redhat.com>
4307 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4308 register popping order.
4310 2010-01-08 Richard Guenther <rguenther@suse.de>
4313 * c.opt (fsigned-char): Also let LTO handle this option.
4314 (funsigned-char): Likewise.
4316 2010-01-07 Richard Guenther <rguenther@suse.de>
4318 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4319 (gimple_op): Likewise.
4320 (gimple_op_ptr): Likewise.
4321 (gimple_assign_set_lhs): Remove gcc_assert.
4322 (gimple_assign_set_rhs1): Likewise.
4323 (gimple_assign_set_rhs2): Likewise.
4324 (gimple_call_set_lhs): Likewise.
4325 (gimple_call_set_fn): Likewise.
4326 (gimple_call_set_fndecl): Likewise.
4327 (gimple_call_fndecl): Likewise.
4328 (gimple_call_return_type): Likewise.
4329 (gimple_call_set_chain): Likewise.
4330 (gimple_call_num_args): Likewise.
4331 (gimple_call_set_arg): Likewise.
4332 (gimple_cond_set_code): Likewise.
4333 (gimple_cond_set_lhs): Likewise.
4334 (gimple_cond_set_rhs): Likewise.
4335 (gimple_cond_set_true_label): Likewise.
4336 (gimple_cond_set_false_label): Likewise.
4337 (gimple_label_set_label): Likewise.
4338 (gimple_goto_set_dest): Likewise.
4339 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4340 (gimple_debug_bind_get_value): Likewise.
4341 (gimple_debug_bind_get_value_ptr): Likewise.
4342 (gimple_debug_bind_set_var): Likewise.
4343 (gimple_debug_bind_set_value): Likewise.
4344 (gimple_debug_bind_reset_value): Likewise.
4345 (gimple_debug_bind_has_value_p): Likewise.
4346 (gimple_return_retval_ptr): Remove gcc_assert.
4347 (gimple_return_retval): Likewise.
4348 (gimple_return_set_retval): Likewise.
4349 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4350 (safe_referenced_var_iterator): Remove.
4351 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4352 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4353 (fill_referenced_var_vec): Remove.
4354 (first_readonly_imm_use): Remove redundant gcc_assert.
4355 (phi_arg_index_from_use): Combine gcc_asserts.
4356 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4357 (first_imm_use_stmt): Remove redundant gcc_assert.
4358 * tree-cfg.c (verify_gimple_call): Verify function and chain
4359 operands. Verify arguments.
4360 (verify_types_in_gimple_stmt): Verify condition code and labels.
4362 2010-01-07 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/42641
4365 * sese.c (rename_map_elt_info): Use the SSA name version, do
4368 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4370 PR tree-optimization/42625
4371 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4372 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4374 2010-01-07 Duncan Sands <baldrick@free.fr>
4376 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4378 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4381 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4382 note itself is not function_invariant_p.
4384 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4386 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4387 Do not add the DF_NOTE problem.
4388 * store-motion.c (execute_rtl_store_motion): Likewise.
4390 2010-01-07 Martin Jambor <mjambor@suse.cz>
4392 PR tree-optimization/42157
4393 * tree-sra.c (compare_access_positions): Stabilize sort if both
4394 accesses have integer types, return zero immediately if they are the
4397 2010-01-06 Richard Henderson <rth@redhat.com>
4400 * haifa-sched.c (add_to_note_list): Merge into ...
4401 (concat_note_lists): ... here, and ...
4402 (unlink_other_notes, rm_other_notes): Merge into...
4403 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4404 NOTE_INSN_EPILOGUE_BEG.
4406 2010-01-06 Richard Guenther <rguenther@suse.de>
4408 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4409 not inline regular functions into always-inline functions.
4411 2010-01-06 Nick Clifton <nickc@redhat.com>
4413 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4414 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4416 (OVERRIDE_OPTIONS): Delete.
4417 (OPTIMIZATION_OPTIONS): Define.
4418 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4419 * config/rx/rx.c (rx_handle_option): Issue an error message if
4420 -mcpu=rx200 and -fpu are used together.
4421 (rx_set_optimization_options): New function. Issue an error
4422 message if an optimization attribute attempts to reset the FPU/
4423 math optimization pairing.
4424 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4425 * config/rx/rx.opt: Set the default to 32-bit doubles.
4426 * config/rx/t-rx: Add multilibs for -nofpu option.
4427 * doc/invoke.texi: Update documentation of RX options.
4429 2010-01-06 Richard Guenther <rguenther@suse.de>
4431 * tree-ssa-pre.c (name_to_id): New global.
4432 (alloc_expression_id): Simplify SSA name handling.
4433 (lookup_expression_id): Likewise.
4434 (init_pre): Zero name_to_id.
4435 (fini_pre): Free it.
4437 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4439 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4441 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4444 * config/i386/sse.md (smaxv2di3): New.
4445 (umaxv2di3): Likewise.
4446 (sminv2di3): Likewise.
4447 (uminv2di3): Likewise.
4449 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4452 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4453 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4454 (legitimize_tls_address): Likewise.
4455 (sparc_tls_referenced_p): Likewise.
4456 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4457 and adjust calls to legitimize_pic_address.
4458 (legitimate_constant_p) Use sparc_tls_referenced_p.
4459 (legitimate_pic_operand_p): Likewise.
4460 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4461 (sparc_tls_symbol_ref_1): Delete.
4462 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4463 (legitimize_tls_address): Make static, handle CONST patterns.
4464 (legitimize_pic_address): Make static, remove unused parameter and
4465 adjust recursive calls.
4466 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4467 and adjust call to legitimize_pic_address.
4468 (sparc_output_mi_thunk): Likewise.
4470 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4471 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4475 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4476 operands to make them signed.
4479 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4482 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4483 GTU to GT for V4SI and V2DI.
4485 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4486 (umin<mode>3): Removed.
4488 (uminv4si3): Likewise.
4490 2010-01-05 Martin Jambor <mjambor@suse.cz>
4492 PR tree-optimization/42462
4493 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4494 current_function_decl to helper functions and macros.
4496 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4499 * flags.h: Don't include real.h.
4500 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4501 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4502 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4503 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4504 * dominance.c: Update copyright.
4505 * gimple.c (walk_gimple_op): Remove inline.
4506 * tree-ssa-reassoc.c: Include real.h.
4507 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4508 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4510 2010-01-05 Nick Clifton <nickc@redhat.com>
4512 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4513 register to push into the stack frame when the accumulator has to
4514 be saved during interrupts.
4516 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4518 * doc/invoke.texi: Remove the documentation about option
4520 * common.opt (Wunreachable-code): Preserved for backward
4522 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4523 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4524 the backward compatibility flag section.
4526 2010-01-05 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4530 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4533 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4535 PR tree-optimization/42508
4536 * tree-sra.c (convert_callers): Check for recursive call
4537 by comparing cgraph nodes instead of decls.
4538 (modify_function): Call ipa_modify_formal_parameters also
4539 on all same_body aliases.
4541 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4542 cgraph nodes when checking for same_body aliases.
4544 2010-01-05 Richard Guenther <rguenther@suse.de>
4546 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4547 allocation and lookup.
4548 (get_or_alloc_expr_for_constant): Likewise.
4549 (phi_translate): Sink allocation.
4551 2010-01-04 Richard Guenther <rguenther@suse.de>
4553 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4554 a new entry only if needed.
4555 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4556 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4558 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4560 (phi_translate): Handle CONSTANTs early.
4562 2010-01-04 Martin Jambor <mjambor@suse.cz>
4564 PR tree-optimization/42398
4565 * tree-sra.c (struct access): Removed flag grp_different_types.
4566 (dump_access): Do not dump the removed flag.
4567 (sort_and_splice_var_accesses): Do not set the removed flag.
4568 (sra_modify_expr): Check for type compatibility directly.
4570 2010-01-04 Martin Jambor <mjambor@suse.cz>
4572 PR tree-optimization/42366
4573 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4574 edges with variable number of parameters.
4575 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4576 flag instead of asserting it.
4577 (ipa_read_node_info): Read uses_analysis_done flag.
4579 2010-01-04 Richard Guenther <rguenther@suse.de>
4581 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4582 iterative_hash_* as intended.
4583 (vn_reference_compute_hash): Likewise. Simplify hashing
4585 (vn_reference_lookup_2): Likewise.
4586 (vn_nary_op_compute_hash): Likewise.
4587 (vn_phi_compute_hash): Likewise.
4588 (expressions_equal_p): Remove strange code.
4589 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4590 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4591 (bitmap_insert_into_set_1): Take value-id as parameter.
4592 (add_to_value): Pass it.
4593 (bitmap_insert_into_set): Likewise.
4594 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4596 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4599 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4600 (do_self_spec): For switches with SWITCH_IGNORE set set also
4601 SWITCH_IGNORE_PERMANENTLY.
4602 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4605 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4607 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4608 tree of an unreferenced global var.
4610 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4613 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4614 GTU to GT for V4SI and V2DI.
4616 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4617 (umin<mode>3): Removed.
4619 (uminv4si3): Likewise.
4621 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4624 * collect2.c (main): Turn on trace in collect2 if -v is passed
4627 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4629 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4630 description of expression operand.
4632 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4634 * configure.ac: Add install-html to target_list for Make-hooks.
4635 * configure: Regenerate.
4636 * fortran/Make-lang.in (F95_HTMLFILES): New.
4637 (fortran.html): Use it.
4638 (fortran.install-html): New.
4639 * Makefile.in (install-html): Add lang.install-html.
4640 * java/Make-lang.in (JAVA_HTMLFILES): New.
4641 (java.html): Use it.
4642 (java.install-html): New.
4643 * objc/Make-lang.in (objc.install-html): New.
4644 * objcp/Make-lang.in (obj-c++.install-html): New.
4645 * cp/Make-lang.in (c++.install-html): New.
4646 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4647 * lto/Make-lang.in (lto.install-html): New.
4649 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4652 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4654 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4656 PR rtl-optimization/41862
4657 * store-motion.c (store_killed_in_insn, compute_store_table,
4658 remove_reachable_equiv_notes, replace_store_insn,
4659 build_store_vectors): Ignore all DEBUG_INSNs.
4661 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4664 * common.opt: Add dumpdir.
4666 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4668 (option_map): Add --dumpdir.
4670 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4672 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4674 * opts.c (decode_options): Try dump_dir_name first if
4675 dump_base_name isn't an absolute path.
4676 (common_handle_option): Handle OPT_dumpdir.
4678 * toplev.c (dump_dir_name): New.
4679 (print_switch_values): Also ignore -dumpdir.
4681 * toplev.h (dump_dir_name): New.
4683 2010-01-03 Richard Guenther <rguenther@suse.de>
4685 PR tree-optimization/42589
4686 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4687 double-word expansion of bswap32.
4689 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4691 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4692 with BLOCK_FOR_INSN.
4693 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4694 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4695 noce_process_if_block): Likewise.
4696 * gcse.c (compute_local_properties, insert_expr_in_table,
4697 insert_set_in_table, canon_list_insert, find_avail_set,
4698 pre_insert_copy_insn): Likewise.
4700 * basic-block.h (BLOCK_NUM): Move from here...
4701 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4703 2010-01-03 Richard Guenther <rguenther@suse.de>
4705 PR tree-optimization/42438
4706 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4707 contains_may_not_return_call flag.
4708 (BB_MAY_NOTRETURN): New.
4709 (valid_in_sets): Trapping nary operations are not valid
4710 in blocks that may not return.
4711 (insert_into_preds_of_block): Remove check for trapping expressions.
4712 (compute_avail): Compute also BB_MAY_NOTRETURN.
4714 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4716 * doc/invoke.texi: Add 2010 to copyright years.
4718 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4720 * config/sparc/sparc.c: Fix formatting nits.
4722 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4723 Alexander Monakov <amonakov@ispras.ru>
4725 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4727 2010-01-02 Richard Guenther <rguenther@suse.de>
4730 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4731 (simplify_switch_using_ranges): Mark to be removed edges
4734 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4736 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4738 * collect2.c (scan_libraries): Add missing argument in call to
4741 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4744 * config/alpha/predicates.md (aligned_memory_operand): Return false
4746 (unaligned_memory_operand): Return true for CQImode.
4747 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4748 doesn not cross aligned SImode word boundary.
4750 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4752 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4754 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4755 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4757 2010-01-02 Richard Guenther <rguenther@suse.de>
4760 * toplev.c (compile_file): Emit LTO marker properly. Change
4762 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4764 2010-01-01 Richard Guenther <rguenther@suse.de>
4767 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4769 2010-01-01 Richard Guenther <rguenther@suse.de>
4772 * c-decl.c (grokdeclarator): For zero-size arrays force
4773 structural equality checks as layout_type does.
4775 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4777 * builtins.c: Update copyright to 2010.
4779 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4782 * lto-streamer-out.c (produce_asm): Revert the last change.
4783 (copy_function): Likewise.
4785 * lto-streamer.c (lto_get_section_name): Skip any leading
4788 2010-01-01 Richard Guenther <rguenther@suse.de>
4791 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4795 Copyright (C) 2010 Free Software Foundation, Inc.
4797 Copying and distribution of this file, with or without modification,
4798 are permitted in any medium without royalty provided the copyright
4799 notice and this notice are preserved.