1 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3 * config.gcc (lm32-*-rtems*): Add t-lm32.
5 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
7 * config.gcc: Add lm32-*-rtems*.
8 * config/lm32/rtems.h: New file.
10 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
13 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
15 2010-04-01 Jakub Jelinek <jakub@redhat.com>
17 * dwarf2out.c (output_compilation_unit_header): For
18 -gdwarf-4 use version 4 instead of version 3.
19 (output_line_info): For version 4 and above emit additional
20 maximum ops per insn header field.
21 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
23 * dwarf2out.c (is_c_family, is_java): Remove.
24 (lower_bound_default): New function.
25 (add_bound_info, gen_descr_array_type_die): Use it.
27 2010-04-01 Dodji Seketeli <dodji@redhat.com>
30 * dwarf2out.c (gen_variable_die): Allow debug info for variable
31 re-declaration when it happens in a function.
33 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
35 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
36 (cgraph_remove_function_insertion_hook): Same.
37 (cgraph_call_function_insertion_hooks): Same.
39 2010-04-01 Richard Guenther <rguenther@suse.de>
42 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
43 and TREE_THIS_VOLATILE.
44 (copy_ref_info): Likewise.
45 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
46 * tree.c (build6_stat): Ignore side-effects of all but arg5
47 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
50 2010-04-01 Richard Guenther <rguenther@suse.de>
52 PR tree-optimization/43607
53 * ipa-type-escape.c (check_call): Do not access non-existing
56 2010-04-01 Richard Guenther <rguenther@suse.de>
60 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
61 Jack Howarth <howarth@bromo.med.uc.edu>
63 * tree-profile.c (tree_init_ic_make_global_vars): Make static
66 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
68 * doc/install.texi (Prerequisites): Document libelf usability on
69 IRIX 5/6 and Solaris 2.
70 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
71 Update GNU as, GNU ld requirements.
72 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
73 Document Sun Studio compiler download.
74 Update and simplify as, ld recommendations.
75 (Specific, *-*-solaris2.7): Note obsoletion, removal.
77 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
79 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
80 with_tune_32 to pentium4.
82 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
86 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
88 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
91 Document GNU as requirement.
92 Update configure requirements.
93 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
95 Recomment IRIX 6.5.18+.
96 Document IDF/IDL requirement.
97 Document GNU as requirement.
98 Document GNU ld bootstrap failure.
99 Remove freeware.sgi.com reference.
101 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
103 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
104 UNIX V4.0, V5.0 obsoletion, removal.
105 Remove --with-gc=simple reference.
106 Update VM requirements during bootstrap.
107 Remove -oldas bootstrap description.
108 Update binutils reference.
109 Remove comparison failure note.
111 2010-03-31 Richard Guenther <rguenther@suse.de>
112 Zdenek Dvorak <ook@ucw.cz>
113 Sebastian Pop <sebastian.pop@amd.com>
116 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
117 with multiple arguments.
118 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
120 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
122 * graphite-dependences.c (print_pddr): Call print_pdr with an
124 * graphite-poly.c (debug_pdr): Add an extra argument for the
127 (print_pbb_domain): Same.
129 (print_scop_context): Same.
132 (debug_pbb_domain): Same.
136 (debug_scop_context): Same.
139 (print_scop_params): Same.
140 (debug_scop_params): Same.
141 (print_iteration_domain): Same.
142 (print_iteration_domains): Same.
143 (debug_iteration_domain): Same.
144 (debug_iteration_domains): Same.
145 (print_scattering_function): Same.
146 (print_scattering_functions): Same.
147 (debug_scattering_function): Same.
148 (debug_scattering_functions): Same.
149 * graphite-poly.h (debug_pdr): Update declaration.
151 (print_pbb_domain): Same.
153 (print_scop_context): Same.
156 (debug_pbb_domain): Same.
160 (debug_scop_context): Same.
163 (print_scop_params): Same.
164 (debug_scop_params): Same.
165 (print_iteration_domain): Same.
166 (print_iteration_domains): Same.
167 (debug_iteration_domain): Same.
168 (debug_iteration_domains): Same.
169 (print_scattering_function): Same.
170 (print_scattering_functions): Same.
171 (debug_scattering_function): Same.
172 (debug_scattering_functions): Same.
174 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
176 * graphite-poly.c (print_scattering_function_1): New.
177 (print_scattering_function): Call it.
178 (print_scop_params): Remove spaces at the end of lines.
181 * graphite-poly.h (print_cloog): Declared.
182 (debug_cloog): Declared.
184 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
186 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
188 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
189 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
190 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
191 to switch between adding the IV bump in loop->latch or in loop->header.
193 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
195 * graphite-poly.c (print_scattering_function): Pretty print following
198 (print_pbb_domain): Same.
199 (dump_gbb_cases): Same.
200 (dump_gbb_conditions): Same.
203 (print_scop_params): Same.
204 (print_scop_context): Same.
206 (print_pbb_body): New.
207 (lst_indent_to): New.
208 (print_lst): Start new lines with a #.
209 * graphite-poly.h (pbb_bb): New.
210 (pbb_index): Use pbb_bb.
211 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
213 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
215 2010-03-31 Jakub Jelinek <jakub@redhat.com>
217 * dwarf2out.c (size_of_die): For -gdwarf-4 use
218 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
219 and 0 instead of 1 for dw_val_class_flag.
220 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
221 dw_val_class_range_list, dw_val_class_loc_list,
222 dw_val_class_lineptr and dw_val_class_macptr, use
223 DW_FORM_flag_present for dw_val_class_flag and
224 DW_FORM_exprloc for dw_val_class_loc.
225 (output_die): For -gdwarf-4 print dw_val_class_loc
226 size as uleb128 instead of 1 or 2 bytes and don't print
227 anything for dw_val_class_flag.
229 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
230 instead of cselib_lookup following by tweaking locs->setting_insn.
233 * cselib.c (cselib_process_insn): Clear cselib_current_insn
234 even before returning from label, setjmp call or volatile asm
237 2010-03-31 Richard Guenther <rguenther@suse.de>
240 * cgraphunit.c (cgraph_output_in_order): Do not allocate
241 temporary data on stack.
243 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
245 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
246 (PUSHSECTION_ASM_OP): Remove.
247 (POPSECTION_ASM_OP): Remove.
248 (PUSHSECTION_FORMAT): Remove.
249 * config/sol2.h (PUSHSECTION_FORMAT): Define.
250 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
251 * config/sol2.c (solaris_output_init_fini): Use it.
253 2010-03-31 Jie Zhang <jie@codesourcery.com>
256 * opt-functions.awk (var_type_struct): Use signed char type
257 for simple variables.
259 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
261 * config/sol2.c: Include output.h.
262 (solaris_assemble_visibility): New function.
263 * config/t-sol2 (sol2.o): Add output.h dependency.
264 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
265 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
268 2010-03-31 Jakub Jelinek <jakub@redhat.com>
271 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
272 V2SImode or XFmode on PRE_DEC.
275 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
278 2010-03-31 Jie Zhang <jie@codesourcery.com>
281 * reload.h (caller_save_initialized_p): Declare.
282 * toplev.c (backend_init_target): Don't call
283 init_caller_save but set caller_save_initialized_p to false.
284 * caller-save.c (caller_save_initialized_p): Define.
285 (init_caller_save): Check caller_save_initialized_p.
286 * ira.c (ira): Call init_caller_save if flag_caller_saves.
288 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
291 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
292 and soft-fp/t-softfp to tmake_file.
293 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
294 (LIBGCC2_TF_CEXT): Define.
297 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
300 * cselib.c (n_useless_values): Document handling of debug locs.
301 (n_useless_debug_values, n_debug_values): New variables.
302 (new_elt_loc_list): Don't add to debug values, keep count.
303 (promote_debug_loc): New.
304 (cselib_reset_table): Zero new variables.
305 (entry_and_rtx_equal_p): Promote debug locs.
306 (discard_useless_locs): Increment n_useless_debug_values for
308 (remove_useless_values): Adjust n_useless_values and n_debug_values
309 with n_useless_debug_values.
310 (add_mem_for_addr): Promote debug locs.
311 (cselib_lookup_mem): Likewise.
312 (cselib_lookup_addr): Renamed to...
313 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
314 (cselib_log_lookup): ... this. Turn into...
315 (cselib_lookup_addr): ... new wrapper.
316 (cselib_lookup_from_insn): New.
317 (cselib_invalidate_regno): Increment n_useless_debug_values for
319 (cselib_invalidate_mem): Likewise.
320 (cselib_process_insn): Take n_deleted and n_debug_values into
321 account to guard remove_useless_value call.
322 (cselib_finish): Zero n_useless_debug_values.
323 * cselib.h (cselib_lookup_from_insn): Declare.
324 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
325 (sched_analyze_2): Likewise.
327 2010-03-30 Jakub Jelinek <jakub@redhat.com>
329 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
331 (adjust_mems): Replace narrowing SUBREG of expression containing
332 just PLUS, MINUS, MULT and ASHIFT of registers and constants
333 with operations in the narrower mode.
336 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
337 regs_invalidated_by_call instead all call_used_reg_set registers.
339 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
342 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
343 pointer comparisons with types_compatible_p.
344 * tree-vect-stmts.c (vectorizable_call): Same.
345 (vectorizable_condition): Same.
347 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
349 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
350 stack check if the mask would be zero.
352 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
353 Jack Howarth <howarth@bromo.med.uc.edu>
355 * tree-profile.c (tree_init_ic_make_global_vars): Make static
358 2010-03-30 Joseph Myers <joseph@codesourcery.com>
361 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
363 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
364 Include ___unordxf2 and ___unordtf2.
365 * config/i386/libgcc-glibc.ver: Do not define inheritance from
368 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
370 * config/lm32/t-lm32: New file.
371 * config.gcc: Use the above file when targetting lm32.
373 2010-03-28 Duncan Sands <baldrick@free.fr>
375 * Makefile.in (PLUGIN_HEADERS): Add except.h.
377 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
380 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
381 Improve vectorization cost model diagnostic.
383 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
386 * tree-vect-data-refs.c (vect_analyze_data_refs): When
387 compute_data_dependences_for_loop returns false, early exit
388 and output an extra diagnostic for the failed data reference
391 2010-03-29 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/43560
394 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
395 (can_sm_ref_p): Treat stores to readonly locations as trapping.
397 2010-03-29 Jie Zhang <jie@codesourcery.com>
400 * toplev.c (process_options): Set optimization_default_node
401 and optimization_current_node.
402 * opts.c (decode_options): Don't set optimization_default_node
403 and optimization_current_node.
405 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
407 * config/rtems.h: Abandon -qrtems_debug.
409 2010-03-28 Jan Hubicka <jh@suse.cz>
411 PR tree-optimization/43505
412 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
413 map should not be copied.
415 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
418 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
419 cdtors, set DECL_PRESERVE_P.
420 * ipa.c (cgraph_externally_visible_p): Return true if declaration
423 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
425 PR tree-optimization/43528
426 * stor-layout.c (place_field): Check that constant fits into
427 unsigned HWI when skipping calculation of MS bitfield layout.
429 2010-03-27 Jan Hubicka <jh@suse.cz>
432 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
433 notice_global_symbol work.
435 2010-03-27 Jakub Jelinek <jakub@redhat.com>
437 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
438 instead of dwarf2out_decl.
439 (struct var_loc_node): Remove section_label field.
440 (dwarf2out_function_decl): New function.
441 (dwarf2out_var_location): Don't set section_label field.
442 (dwarf2out_begin_function): Don't empty decl_loc_table here.
444 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
446 PR tree-optimization/43544
447 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
448 First argument for builtin vectorized function hook is now a
449 tree to be able to distinguish between machine specific and
451 * targhooks.c (default_builtin_vectorized_function): Ditto.
452 * targhooks.h (default_builtin_vectorized_function): Ditto.
453 * target.h (struct gcc_target): Ditto.
454 * tree-vect-stmts.c (vectorizable_function): Ditto.
455 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
456 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
459 2010-03-26 Joseph Myers <joseph@codesourcery.com>
462 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
463 nested binding iff it is a FUNCTION_DECL.
464 (store_parm_decls_newstyle): Pass nested=true to bind for
465 FUNCTION_DECLs amongst parameters.
467 2010-03-26 Jakub Jelinek <jakub@redhat.com>
469 * var-tracking.c (vt_expand_loc_callback): Don't run
470 cselib_expand_value_rtx_cb in dummy mode if
471 cselib_dummy_expand_value_rtx_cb returned false.
473 * var-tracking.c (emit_note_insn_var_location): For one part
474 notes with offset 0, don't add EXPR_LIST around the location.
475 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
476 add_location_or_const_value_attribute): Adjust for that change.
479 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
480 into first operand and location into second.
481 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
482 dw_cfi_oprnd_loc for DW_CFA_expression.
483 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
484 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
485 assume first argument is regnum and second argument is location.
487 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
490 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
491 of scratch register to DImode. Split to DImode comparison operator.
492 Use SImode subreg of scratch register in the multiplication.
493 (*cmp_sadd_sidi): Ditto.
494 (*cmp_ssub_si): Ditto.
495 (*cmp_ssub_sidi): Ditto.
497 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
501 Remove invalid assert and wrong comment.
503 2010-03-26 Jakub Jelinek <jakub@redhat.com>
506 * flags.h (final_insns_dump_p): New extern.
507 * final.c (final_insns_dump_p): New variable.
508 (rest_of_clean_state): Set it before -fdump-final-insns=
509 dumping, clear afterwards.
510 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
511 MEM_ALIAS_SET on MEMs.
513 2010-03-26 David S. Miller <davem@davemloft.net>
515 * configure.ac: Fix sparc GOTDATA_OP bug check.
516 * configure: Rebuild.
518 2010-03-26 Alan Modra <amodra@gmail.com>
520 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
522 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
524 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
525 TLS_SECTION_ASM_FLAG.
527 2010-03-25 Jakub Jelinek <jakub@redhat.com>
530 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
531 Clear first_function_block_is_cold.
534 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
535 argument if the argument is truth_value_p.
537 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
539 * config/rs6000/constraints.md: Update copyright year for my changes.
542 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
543 used in reg+reg addressing, swap registers.
545 2010-03-24 Jakub Jelinek <jakub@redhat.com>
548 * target.h (struct gcc_target): Add code_end hook.
549 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
551 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
552 * toplev.c (compile_file): Call targetm.asm_out.code_end
553 hook before unwind info/debug info output.
554 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
555 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
556 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
557 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
558 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
559 * config/i386/i386.c (ix86_file_end): Renamed to...
560 (ix86_code_end): ... this. Make static. Don't call
561 file_end_indicate_exec_stack. Emit unwind info using
562 final_start_function/final_end_function.
563 (darwin_x86_file_end): Remove.
564 (TARGET_ASM_CODE_END): Define.
565 * config/i386/i386.h (TARGET_ASM_FILE_END,
566 NEED_INDICATE_EXEC_STACK): Don't define.
567 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
568 (TARGET_ASM_FILE_END): Define to darwin_file_end.
569 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
570 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
573 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
574 at the beginning and final_end_function at the end.
575 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
577 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
579 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
580 and Sun as TLS syntax.
581 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
582 * configure: Regenerate.
583 * config.in: Regenerate.
584 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
585 (default_elf_asm_named_section): Use it.
586 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
587 (i386_output_dwarf_dtprel): Likewise.
588 (output_addr_const_extra): Likewise.
589 (output_pic_addr_const): Lowercase @GOTTPOFF.
590 (output_addr_const_extra): Likewise.
591 (output_pic_addr_const): Lowercase @GOTNTPOFF.
592 (output_addr_const_extra): Likewise.
593 (output_pic_addr_const): Lowercase @INDNTPOFF.
594 (output_addr_const_extra): Likewise.
595 (output_pic_addr_const): Lowercase @NTPOFF.
596 (output_addr_const_extra): Likewise.
597 (output_pic_addr_const): Lowercase @TPOFF.
598 (output_addr_const_extra): Likewise.
599 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
600 (*tls_global_dynamic_64): Likewise.
601 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
602 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
604 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
605 (ASM_OUTPUT_TLS_COMMON): Use it.
606 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
609 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
610 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
611 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
612 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
613 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
614 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
616 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
618 * config/i386/i386.c (override_options): Don't accept
619 -mtls-dialect=sun any longer.
620 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
621 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
622 (*tls_local_dynamic_base_32_sun): Likewise.
623 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
625 2010-03-24 Jakub Jelinek <jakub@redhat.com>
628 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
629 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
632 * ira.c (adjust_cleared_regs): New function.
633 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
637 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
639 * expr.c (expand_expr_real): Restore previous
640 curr_insn_source_location and curr_insn_block after
641 expand_expr_real_1 call.
642 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
643 instead of expand_expr_real_1.
645 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
647 PR rtl-optimization/43413
648 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
651 2010-03-22 James E. Wilson <wilson@codesourcery.com>
654 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
655 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
657 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
659 * config/i386/i386.c (ix86_target_string): Add -mfma.
660 Fix a typo in comment.
662 2010-03-22 Mike Stump <mikestump@comcast.net>
665 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
666 Don't overly align based upon packed packed fields.
668 2010-03-22 Jason Merrill <jason@redhat.com>
670 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
671 Use () rather than [], and move before the element type.
673 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
675 * doc/configfiles.texi (Configuration Files): Removed
676 fixinc/Makefile*, intl/Makefile.*.
677 * doc/makefile.texi: Fixed markup. Abstract from version
679 (Makefile): Removed obsolete gcc/java/parse.y example.
680 * doc/sourcebuild.texi: Likewise.
681 (Top Level): Added config, gnattools, libdecnumber, libgcc,
682 libgomp, libssp. Removed fastjar.
683 (Miscellaneous Docs): Clarify location.
684 Added COPYING3, COPYING3.LIB.
685 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
687 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
690 * config/i386/i386.c (x86_function_profiler)
691 [!NO_PROFILE_COUNTERS]: Fix typo.
692 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
695 2010-03-22 Janis Johnson <janis187@us.ibm.com>
696 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
698 * doc/sourcebuild.texi (Test Directives): Split into six
699 subsections, with most of the current text in new subsections
700 Directives, Selectors, and Final Actions.
701 (Directives): Split list of test directives into multiple
703 (Selectors): Describe use and syntax of selectors.
704 (Effective-Target Keywords): Describe all existing keywords.
705 (Add Options): Describe features for dg-add-options.
706 (Require Support): Describe variants of dg-require-support.
707 (Final Actions): Describe commands to use in dg-final.
709 2010-03-22 Michael Matz <matz@suse.de>
712 * recog.c (validate_replace_rtx_group): Replace also in
713 REG_EQUAL and REG_EQUIV notes.
715 2010-03-22 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/43390
718 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
719 sure vector extracts are type correct.
721 2010-03-22 Richard Guenther <rguenther@suse.de>
724 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
725 x * sqrt (x) even when optimizing for size if the target
726 has native support for sqrt.
728 2010-03-22 Jakub Jelinek <jakub@redhat.com>
730 * varasm.c (make_decl_rtl_for_debug): Also clear
731 flag_mudflap for the duration of make_decl_rtl call.
734 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
735 locs from preserved VALUEs.
737 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
740 * pa.md (movmemsi): Set align to one if zero.
741 (movmemdi): Likewise.
743 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
746 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
747 with their corresponding prologue pushes.
749 2010-03-20 Andrew Pinski <pinskia@gmail.com>
752 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
753 at the begining or end.
754 (spu_expand_epilogue): Likewise.
756 2010-03-20 Richard Guenther <rguenther@suse.de>
758 PR rtl-optimization/43438
759 * combine.c (make_extraction): Properly zero-/sign-extend an
760 extraction of the low part of a CONST_INT. Also handle
763 2010-03-19 Mike Stump <mikestump@comcast.net>
765 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
766 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
767 (override_options): Use SUBTARGET32_DEFAULT_CPU.
769 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
772 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
775 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
777 PR rtl-optimization/42258
778 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
779 use that may match DEF.
782 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
783 the cost of loading the constant rather than assuming
785 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
786 outer code is AND, do the same tests as the andsi3 expander and
787 return COSTS_N_INSNS (1) if and is cheap.
789 * optabs.c (avoid_expensive_constant): Fix formatting.
791 2010-03-19 Michael Matz <matz@suse.de>
794 * attribs.c (decl_attributes): When rebuilding a function pointer
795 type use the same qualifiers as the original pointer type.
797 2010-03-19 Martin Jambor <mjambor@suse.cz>
799 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
800 and is_gimple_ip_invariant_address.
802 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
805 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
807 * config/arm/arm.c (arm_override_options): Turn off
808 flag_dwarf2_cfi_asm for AAPCS variants.
810 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
813 * config/arm/arm.c (emit_multi_reg_push): Update comments.
814 Use PRE_MODIFY instead of PRE_DEC.
815 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
816 (vfp_emit_fstmd): Likewise.
818 2010-03-19 Michael Matz <matz@suse.de>
821 * builtins.c (expand_builtin_interclass_mathfn,
822 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
825 2010-03-19 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/43415
828 * tree-ssa-pre.c (phi_translate): Split out worker to ...
829 (phi_translate_1): ... this.
830 (phi_translate): Move all caching here. Cache all NARY
831 and REFERENCE translations.
833 2010-03-19 David S. Miller <davem@davemloft.net>
835 With help from Eric Botcazou.
836 * config/sparc/sparc.c: Include dwarf2out.h.
837 (emit_pic_helper): Delete.
838 (pic_helper_symbol_name): Delete.
839 (pic_helper_emitted_p): Delete.
840 (pic_helper_needed): New.
841 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
842 (get_pc_thunk_name): New.
843 (load_pic_register): Remove 'delay_pic_helper' arg. Use
844 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
845 Set pic_helper_needed to true. Don't call emit_pic_helper.
846 (sparc_expand_prologue): Update load_pic_register call.
847 (sparc_output_mi_thunk): Likewise.
848 (sparc_file_end): Emit a hidden comdat symbol for the PIC
849 thunk if possible. Output CFI information as needed.
851 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
852 Jack Howarth <howarth@bromo.med.uc.edu>
855 * config/i386/i386.h: Fix ABI on darwin x86-32.
857 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
859 * tree.h: Declare make_decl_rtl_for_debug.
860 * varasm.c (make_decl_rtl_for_debug): New.
861 * dwarf2out.c (rtl_for_decl_location): Call it.
862 * cfgexpand.c (expand_debug_expr): Call it.
864 2010-03-18 Jakub Jelinek <jakub@redhat.com>
867 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
871 * var-tracking.c (vt_init_cfa_base): Do nothing if
872 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
874 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
877 * var-tracking.c (canonicalize_vars_star): New.
878 (dataflow_post_merge_adjust): Use it.
880 2010-03-18 Jakub Jelinek <jakub@redhat.com>
883 * var-tracking.c (non_suitable_const): New function.
884 (add_uses): For DEBUG_INSNs with constants, don't record any
885 value, instead just the constant value itself.
886 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
887 is not VAR_LOC_UNKNOWN_P, set var to the constant.
888 (emit_notes_in_bb): Likewise.
889 (emit_note_insn_var_location): For onepart variables if
890 cur_loc is a VOIDmode constant, use DECL_MODE.
892 2010-03-18 Martin Jambor <mjambor@suse.cz>
895 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
896 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
897 all non-clones. Moved call redirection...
898 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
899 (cgraph_materialize_all_clones): Dispose of all
900 combined_args_to_skip bitmaps.
901 (verify_cgraph_node): Do not check for edges pointing to wrong
902 nodes in inline clones.
903 * tree-inline.c (copy_bb): Call
904 cgraph_redirect_edge_call_stmt_to_callee.
905 * ipa.c (cgraph_remove_unreachable_nodes): Call
906 cgraph_node_remove_callees even when there are used clones.
908 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
910 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
912 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
915 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
918 2010-03-18 Michael Matz <matz@suse.de>
921 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
922 into sqrt(x) if we need to preserve signed zeros.
924 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
925 Eric Botcazou <ebotcazou@adacore.com>
927 PR rtl-optimization/43360
928 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
929 note if we don't know its invariant status.
931 2010-03-18 Michael Matz <matz@suse.de>
933 PR tree-optimization/43402
934 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
935 PHI chains of ssa names registered for update.
937 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
940 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
941 non-offsettable and pre_modify update addressing.
942 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
943 and "2" alternatives "#".
944 (*movdd_softfloat32): Make all alternatives "#";
945 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
946 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
947 (*movdf_softfloat32): Make all alternatives "#";
948 (movdi): Use the new DIFD mode iterator to create a common splitter
949 for movdi, movdf and movdd patterns.
951 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
953 * common.opt (dumpdir): Remove redundant tab.
955 2010-03-17 Martin Jambor <mjambor@suse.cz>
957 PR tree-optimization/43347
958 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
959 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
961 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
963 PR rtl-optimization/42216
964 * regrename.c (create_new_chain): New function, broken out from...
965 (scan_rtx_reg): ... here. Call it. Handle the case where we are
966 appending a use to an empty chain.
967 (build_def_use): Remove previous changes that convert OP_INOUT to
968 OP_OUT operands; instead detect the case where an OP_INOUT operand
969 uses a previously untracked register and create an empty chain for it.
971 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
973 * doc/extend.texi (Function Attributes): Rewrite unfinished
974 sentence in ms_abi documentation.
976 2010-03-17 Alan Modra <amodra@gmail.com>
978 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
979 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
980 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
981 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
983 2010-03-16 Richard Henderson <rth@redhat.com>
986 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
987 (lower_try_finally): Save and restore eh_seq around the expansion
990 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
992 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
993 statements before splitting block.
995 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
997 * doc/sourcebuild.texi (Testsuites): Fix markup.
998 Use pathnames relative to gcc/testsuite.
999 (Test Directives): Move description of how timeout is determined.
1000 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1001 (C Tests): Correct gcc.misc-tests directory.
1002 Framework tests now live in gcc.test-framework.
1004 2010-03-16 Richard Guenther <rguenther@suse.de>
1007 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1008 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1010 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1011 Alexandre Oliva <aoliva@redhat.com>
1013 PR tree-optimization/42917
1014 * lambda-code.c (remove_iv): Skip debug statements.
1015 (lambda_loopnest_to_gcc_loopnest): Likewise.
1016 (not_interesting_stmt): Debug statements are not interesting.
1018 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1022 * cselib.c (cselib_preserve_constants,
1023 cfa_base_preserved_val): New static variables.
1024 (preserve_only_constants): New function.
1025 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1026 clear its REG_VALUES. If cselib_preserve_constants, don't
1027 empty the whole hash table, but preserve there VALUEs with constants,
1028 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1029 (cselib_preserve_cfa_base_value): New function.
1030 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1031 (cselib_init): Change argument to int bitfield. Set
1032 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1034 (cselib_finish): Clear cselib_preserve_constants and
1035 cfa_base_preserved_val.
1036 * cselib.h (enum cselib_record_what): New enum.
1037 (cselib_init): Change argument to int.
1038 (cselib_preserve_cfa_base_value): New prototype.
1039 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1040 * dse.c (dse_step1): Likewise.
1041 * cfgcleanup.c (thread_jump): Likewise.
1042 * sched-deps.c (sched_analyze): Likewise.
1043 * gcse.c (local_cprop_pass): Likewise.
1044 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1045 If FN is non-NULL, call the callback always and whenever it returns
1046 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1047 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1048 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1049 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1050 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1051 * var-tracking.c: Include recog.h.
1052 (bb_stack_adjust_offset): Remove.
1053 (vt_stack_adjustments): Don't call it, instead just gather the
1054 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1055 (adjust_stack_reference): Remove.
1056 (compute_cfa_pointer): New function.
1057 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1058 (struct adjust_mem_data): New type.
1059 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1061 (get_address_mode): New function.
1062 (replace_expr_with_values): Use it.
1063 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1064 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1065 (adjust_sets): Remove.
1066 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1067 Use get_address_mode.
1068 (get_adjusted_src): Remove.
1069 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1070 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1071 (add_with_sets): Don't call adjust_sets.
1072 (fp_setter, vt_init_cfa_base): New functions.
1073 (vt_initialize): Change return type to bool. Move most of pool etc.
1074 initialization to the beginning of the function from end. Pass
1075 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1076 If !frame_pointer_needed, call vt_stack_adjustment before mos
1077 vector is filled, call vt_init_cfa_base if argp/framep has been
1078 eliminated to sp. If frame_pointer_needed and argp/framep has
1079 been eliminated to hard frame pointer, set
1080 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1081 encountering fp setter in the prologue. For MO_ADJUST, call
1082 log_op_type before pusing the op into mos vector, not afterwards.
1083 Call adjust_insn before cselib_process_insn/add_with_sets,
1084 call cancel_changes (0) afterwards.
1085 (variable_tracking_main_1): Adjust for vt_initialize calling
1086 vt_stack_adjustments and returning whether it succeeded or not.
1088 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1090 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1093 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1095 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1097 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1098 drap_reg has not been set.
1100 2010-03-15 Michael Matz <matz@suse.de>
1103 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1104 use it to expand block copies.
1105 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1106 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1107 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1109 2010-03-15 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/43367
1112 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1115 2010-03-15 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/43317
1118 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1120 2010-03-15 Martin Jambor <mjambor@suse.cz>
1122 PR tree-optimization/43141
1123 * tree-sra.c (create_abstract_origin): New function.
1124 (modify_function): Call create_abstract_origin.
1126 2010-03-15 Chris Demetriou <cgd@google.com>
1128 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1131 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1134 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1135 call insert_out_of_ssa_copy for default definitions.
1137 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-clast-to-gimple.c (my_long_long): Defined.
1140 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1141 * graphite-sese-to-poly.c (my_long_long): Defined.
1142 (scop_ivs_can_be_represented): Use it.
1144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1146 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1147 graphite-max-bbs-per-function, and loop-block-tile-size.
1148 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1150 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1152 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1154 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1155 forward declaration.
1156 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1157 (add_upper_bounds_from_estimated_nit): New.
1158 (build_loop_iteration_domains): Use it.
1160 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1162 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1164 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1167 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1168 should be an INTEGER_CST. Also handle CASE_CONVERT.
1170 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1172 * graphite.c (graphite_initialize): To bound the number of bbs per
1173 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1174 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1175 * doc/invoke.texi: Document it.
1177 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1179 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1180 * graphite-sese-to-poly.h (build_poly_scop): Same.
1182 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1184 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1185 the number of parameters in the scop. Use as an upper bound
1186 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1187 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1188 * doc/invoke.texi: Document it.
1190 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1192 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1193 * doc/c-tree.texi: Remove.
1194 * doc/generic.texi: Merge c-tree.texi here.
1195 * doc/gccint.texi (Trees): Remove menu entry.
1196 (c-tree.texi): Remove @include.
1197 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1198 * doc/languages.texi (Reading RTL): Ditto.
1200 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1203 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1205 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1208 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1209 code added to work around reload clobbering CONST insns.
1211 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1213 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1214 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1215 (cselib_preserve_only_values): Remove retain argument, don't
1216 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1217 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1218 * var-tracking.c (micro_operation): Move insn field before union.
1219 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1220 (struct variable_tracking_info_def): Remove n_mos field, change
1221 mos into a vector of micro_operations.
1222 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1223 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1224 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1225 changing into a vector.
1226 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1227 come before all other uops generated by add_stores.
1228 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1230 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1231 a vector. Run just one pass over the bbs instead of separate counting
1232 and computation phase.
1233 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1236 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1237 into *nonlocalized_list vector.
1238 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1239 even if origin is non-NULL.
1240 (gen_variable_die): Likewise.
1241 (process_scope_var): Don't change origin.
1242 (gen_decl_die): Likewise.
1243 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1244 before adding new edges instead of after it, fix moving over
1247 2010-03-11 David S. Miller <davem@davemloft.net>
1249 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1251 * configure: Rebuild.
1253 2010-03-11 Martin Jambor <mjambor@suse.cz>
1255 PR tree-optimization/43257
1256 * tree.c (assign_assembler_name_if_neeeded): New function.
1257 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1259 * tree.h (assign_assembler_name_if_neeeded): Declare.
1260 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1261 the function if needed.
1263 2010-03-11 Chris Demetriou <cgd@google.com>
1265 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1266 include/stdint-gcc.h, and include/stdint.h world-readable.
1268 2010-03-11 Richard Guenther <rguenther@suse.de>
1270 PR tree-optimization/43255
1271 * tree-vrp.c (process_assert_insertions_for): Do not insert
1272 asserts for trivial conditions.
1274 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1276 PR tree-optimization/43280
1277 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1278 generation. Move calculation of size out of the if branch.
1279 (find_bswap): Modify compare number generation.
1281 2010-03-11 Richard Guenther <rguenther@suse.de>
1284 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1285 (input_gimple_stmt): Fixup handled component types during
1286 operand read. Also fix up decls in ADDR_EXPRs.
1288 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1290 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1291 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1293 2010-03-10 Jan Hubicka <jh@suse.cz>
1296 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1297 * varasm.c (get_variable_section): Don't do that here...
1298 (make_decl_rtl): ... and here.
1299 (do_assemble_alias): Produce decl RTL.
1300 (assemble_alias): Likewise.
1302 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1305 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1306 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1308 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1309 (based_loc_descr): Only express drap or vdrap regno based expressions
1310 using DW_OP_fbreg when not optimizing.
1311 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1312 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1313 REG_CFA_SET_VDRAP note.
1315 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1317 PR tree-optimization/43236
1318 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1319 error in calculation of base address in reverse iteration case.
1320 (generate_builtin): Take number of latch executions if the statement
1323 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1326 * tree-eh.c: Include pointer-set.h.
1327 (lower_eh_dispatch): Filter out duplicate case labels and
1328 remove the unneeded edge when the label is unused. Return
1329 true when some edges are removed.
1330 (execute_lower_eh_dispatch): When any lowering resulted in
1331 removing an edge, also delete unreachable blocks.
1333 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1336 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1337 UNSPEC_MACHOPIC_OFFSET.
1339 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1342 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1343 (m68k_delegitimize_address): New function.
1345 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1348 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1351 * var-tracking.c (adjust_sets): New function.
1352 (count_with_sets, add_with_sets): Use it.
1353 (get_adjusted_src): New inline function.
1354 (add_stores): Use it.
1357 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1358 call cselib_dummy_expand_value_rtx_cb instead of
1359 cselib_expand_value_rtx_cb.
1362 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1363 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1364 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1365 and .cfi_endproc around the pic thunks.
1366 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1367 all queued unwind info register saves are saved before the call.
1368 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1369 considered as sp-=4 for unwind info and the pop as sp+=4 which
1370 also clobbers dest, but doesn't actually restore it.
1373 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1374 RTX_FRAME_RELATED_P.
1376 2010-03-09 Jie Zhang <jie@codesourcery.com>
1378 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1379 whitespaces in output template.
1381 2010-03-09 Jie Zhang <jie@codesourcery.com>
1383 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1386 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1388 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1389 builtins.exp in a separate job.
1391 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1393 * graphite-sese-to-poly.c (add_param_constraints): Use
1394 lower_bound_in_type and upper_bound_in_type.
1396 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1398 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1399 instead of unsigned_type_node.
1401 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1402 Reza Yazdani <reza.yazdani@amd.com>
1405 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1406 on pointer type parameters.
1408 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1412 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1413 handle conversions from pointer to integers.
1414 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1415 induction variable, to be able to work with code generated by CLooG.
1416 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1417 (build_poly_scop): Bail out if we cannot codegen a loop.
1419 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1421 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1422 code generation with gloog_error.
1424 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1426 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1427 Call fold_convert on all the returned values.
1428 (expand_scalar_variables_expr): Pass to
1429 expand_scalar_variables_ssa_name the type of the resulting expression.
1431 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1433 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1434 ppl_min_for_le_pointset.
1435 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1436 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1438 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1440 * graphite-dependences.c (map_into_dep_poly): Removed.
1441 (dependence_polyhedron_1): Use combine_context_id_scat.
1443 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1445 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1446 (struct poly_bb): Same.
1447 (combine_context_id_scat): New.
1449 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1452 * sese.c (name_defined_in_loop_p): Return false for default
1455 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1457 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1458 and clean up the logic.
1460 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1462 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1465 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1467 * var-tracking.c (remove_cselib_value_chains): Define only for
1469 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1470 delete_slot_part, emit_notes_for_differences_1): Don't call
1471 remove_cselib_value_chains here.
1472 (set_slot_part, emit_notes_for_differences_2): Don't call
1473 add_cselib_value_chains here.
1474 (preserved_values): New vector.
1475 (preserve_value): New function.
1476 (add_uses, add_stores, vt_add_function_parameters): Use it
1477 instead of cselib_preserve_value.
1478 (changed_values_stack): New vector.
1479 (check_changed_vars_0): New function.
1480 (check_changed_vars_1, check_changed_vars_2): Use it.
1481 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1482 changed_values_stack VALUEs.
1483 (vt_emit_notes): For all preserved_values call
1484 add_cselib_value_chains. If ENABLE_CHECKING call
1485 remove_cselib_value_chains before verifying value_chains is empty.
1486 Initialize and free changed_values_stack.
1487 (vt_initialize): Initialize preserved_values.
1488 (vt_finalize): Free preserved_values.
1490 2010-03-08 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/43269
1493 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1496 2010-03-08 Martin Jambor <mjambor@suse.cz>
1498 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1499 (ipa_is_param_called): Removed.
1500 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1501 (ipa_print_node_params): Do not print the called flag.
1502 (ipa_write_node_info): Do not stream the called flag.
1503 (ipa_read_node_info): Likewise.
1505 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1508 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1509 * cselib.c (struct expand_value_data): Add dummy field.
1510 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1512 (cselib_dummy_expand_value_rtx_cb): New function.
1513 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1515 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1516 * var-tracking.c: Include pointer-set.h.
1517 (variable): Change n_var_parts to char from int. Add
1518 cur_loc_changed and in_changed_variables fields.
1519 (variable_canonicalize): Remove.
1520 (shared_var_p): New inline function.
1521 (unshare_variable): Maintain cur_loc_changed and
1522 in_changed_variables fields. If var was in changed_variables,
1523 replace it there with new_var. Just copy cur_loc instead of
1524 resetting it to something else.
1525 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1526 (dataflow_set_union): Don't call variable_canonicalize.
1527 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1528 of their DEBUG_EXPR_TREE_DECLs.
1529 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1530 and in_changed_variables and cur_loc_changed is false.
1531 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1532 and cur_loc_changed. Don't update cur_loc here.
1533 (variable_merge_over_src): Don't call variable_canonicalize.
1534 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1535 removing loc that is equal to cur_loc, clear cur_loc,
1536 set cur_loc_changed and ensure variable_was_changed is called.
1537 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1538 compare pointers in cur_loc check, if it is equal to loc,
1539 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1540 (variable_different_p): Remove compare_current_location argument,
1541 don't compare cur_loc.
1542 (dataflow_set_different_1): Adjust variable_different_p caller.
1543 (variable_was_changed): If dv had some var in changed_variables
1544 already, reset in_changed_variables flag for it and propagate
1545 cur_loc_changed over to the new variable. On empty var
1546 always set cur_loc_changed. Set in_changed_variables on whatever
1547 var is added to changed_variables.
1548 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1549 Use shared_var_p. When removing loc that is equal to cur_loc,
1550 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1551 end, don't set it to something else, just call variable_was_changed.
1552 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1553 loc being removed, clear cur_loc and set cur_loc_changed.
1554 Set cur_loc_changed if all locations have been removed.
1555 (struct expand_loc_callback_data): New type.
1556 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1557 allocated. Always create SUBREGs if simplify_subreg failed.
1558 Prefer to use cur_loc, when that fails and still in
1559 changed_variables (and seen first time) recompute it. Set
1560 cur_loc_changed of variables which had to change cur_loc and
1561 compute elcd->cur_loc_changed if any of the subexpressions used
1562 had to change cur_loc.
1563 (vt_expand_loc): Adjust to pass arguments in
1564 expand_loc_callback_data structure.
1565 (vt_expand_loc_dummy): New function.
1566 (emitted_notes): New variable.
1567 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1568 that weren't used for any other decl in current
1569 emit_notes_for_changes call call vt_expand_loc_dummy to update
1570 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1571 first loc_chain location if NULL before. Always use just
1572 cur_loc instead of first loc_chain location. When cur_loc_changed
1573 is false, when not --enable-checking=rtl just don't emit any note.
1574 When rtl checking, compute the note and assert it is the same
1575 as previous note. Clear cur_loc_changed and in_changed_variables
1576 at the end before removing from changed_variables.
1577 (check_changed_vars_3): New function.
1578 (emit_notes_for_changes): Traverse changed_vars to call
1579 check_changed_vars_3 on each changed var.
1580 (emit_notes_for_differences_1): Clear cur_loc_changed and
1581 in_changed_variables. Recompute cur_loc of new_var.
1582 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1583 (vt_emit_notes): Initialize and destroy emitted_notes.
1585 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1587 PR rtl-optimization/42220
1588 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1589 Use verify_reg_tracked to determine if we should use OP_OUT rather
1591 (build_def_use): If we see an in-out operand for a register that we
1592 know nothing about, treat is an output if possible, fail the block if
1595 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1598 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1601 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1604 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1605 uses of relevant DEFs that are dead outside the loop too.
1607 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1609 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1611 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1613 * var-tracking.c (values_to_unmark): New variable.
1614 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1615 values_to_unmark vector. Moved body to...
1616 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1617 instead queue it into values_to_unmark vector.
1618 (vt_find_locations): Free values_to_unmark vector.
1620 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1622 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1623 (site.exp): Export them when plugins are enabled.
1625 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1628 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1630 (chrec_fold_multiply): Same.
1632 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1635 * c-decl.c (build_compound_literal): Return early if init is
1638 2010-03-04 Martin Jambor <mjambor@suse.cz>
1640 PR tree-optimization/43164
1641 PR tree-optimization/43191
1642 * tree-sra.c (type_consists_of_records_p): Reject records with
1643 zero-size bit-fields at the end.
1645 2010-03-04 Mike Stump <mikestump@comcast.net>
1647 * Makefile.in (TAGS): Remove *.y.
1649 2010-03-04 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/40761
1652 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1654 (my_rev_post_order_compute): New function.
1655 (init_pre): Call it.
1657 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1660 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1661 decrease the cost of an IV candidate when the cost is infinite.
1663 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1665 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1666 Use '3DNow!' for the extension of that name, ensure normal space
1668 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1670 2010-03-03 Jeff Law <law@redhat.com>
1672 * PR middle-end/32693
1673 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1674 than gen_rtx_SUBREG.
1675 (extract_bit_field_1): Likewise.
1677 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1679 * doc/sourcebuild.texi (Test directives): Document that arguments
1680 include-opts and exclude-opts are now optional for dg-skip-if,
1681 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1683 2010-03-03 Jason Merrill <jason@redhat.com>
1686 * cgraph.h (varpool_node): Add extra_name field.
1687 * varpool.c (varpool_extra_name_alias): New.
1688 (varpool_assemble_decl): Emit extra name aliases.
1689 (varpool_mark_needed_node): Look past an extra name alias.
1690 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1691 * lto-streamer-in.c (lto_input_tree): Read it.
1692 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1694 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1696 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1697 (sparc*-*-solaris2*): ...this.
1699 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1702 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1703 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1704 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1705 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1708 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1709 fallthrough to default handling, just with want_address 0 instead of 2.
1710 For single element lists, add_AT_loc directly, otherwise create an
1711 artificial variable DIE and stick location list to it.
1714 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1715 (VAL_EXPR_HAS_REVERSE): Define.
1716 (reverse_op): New function.
1717 (add_stores): For reversible operations add an extra MO_VAL_USE.
1719 2010-03-02 Jason Merrill <jason@redhat.com>
1721 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1723 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1725 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1726 (sparc64-*-linux*): Likewise.
1727 (sparc64-*-solaris2*): Include assembler files before linker ones.
1728 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1729 * config/sparc/gas.h: Delete.
1730 * config/sparc/sol2-64.h: Add copyright notice.
1731 * config/sparc/sol2-gas-bi.h: Likewise.
1732 * config/sparc/sol2-gld.h: Likewise.
1733 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1734 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1735 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1736 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1737 (sparc_elf_asm_named_section): Rename into...
1738 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1740 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1742 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1744 2010-03-02 Jeff Law <law@redhat.com>
1747 * reload1.c (rtx_p, substitute_stack): Declare.
1748 (substitute): Record addresses of changed rtxs.
1749 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1750 Restore the original rtx when complete.
1751 (reload): Free subsitute_stack when complete.
1753 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1755 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1756 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1758 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1759 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1760 Torture Tests): Change from subsection to section.
1762 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1763 Steven Bosscher <steven@gcc.gnu.org>
1765 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1768 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1771 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1772 the assignment from the new induction variable to the assignment
1773 of the value from the original loop PHI function.
1775 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1776 Daniel Jacobowitz <dan@codesourcery.com>
1778 * doc/sourcebuild.texi (Test directives): Clarify options to
1781 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1783 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1784 Disable cfi directives unless GCC and gas agree on using read-only
1785 .eh_frame sections for 64-bit.
1786 * configure: Regenerate.
1788 2010-03-01 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/43220
1791 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1792 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1794 2010-03-01 Richard Guenther <rguenther@suse.de>
1795 Martin Jambor <mjambor@suse.cz>
1798 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1799 gimplified parameters.
1801 2010-03-01 Christian Bruel <christian.bruel@st.com>
1803 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1805 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1807 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1809 2010-03-01 Richard Guenther <rguenther@suse.de>
1812 * expr.c (expand_assignment): Use the alias-oracle to tell
1813 if the rhs aliases the result decl.
1815 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1818 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1819 to sol_gt_pch_get_address.
1820 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1821 64-bit, SPARC and x86.
1822 (sol_gt_pch_get_address): New function.
1824 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1826 * toplev.h (inform_n, error_n): Declare.
1827 * diagnostic.c (inform_n, error_n): New function.
1829 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1831 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1832 has no rtl yet when processing local_decls, queue it and recheck
1833 if deferred stack allocation hasn't assigned it rtl.
1835 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1837 * config/sh/sh.c (unspec_bbr_uid): New.
1838 (gen_block_redirect): Use it instead of INSN_UID.
1839 (gen_far_branch): Likewise.
1841 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1844 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1846 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1848 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1849 (Warning Options): -Wno-conversion-null is valid for
1850 Objective-C++ as well.
1851 * doc/tm.texi (Named Address Spaces): Likewise.
1852 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1853 * doc/tree-ssa.texi (Tree SSA): Likewise.
1855 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1858 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1859 by default. Don't set the default arch for
1860 i[34567]86-*-darwin*|x86_64-*-darwin*.
1862 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1865 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1866 default. Set the default 32bit/64bit archs with $with_arch
1867 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1869 2010-02-27 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/43186
1872 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1873 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1874 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1875 unroller iterations.
1877 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1879 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1880 required and i[34567]86-*-* targets don't support 64bit ISA.
1882 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1885 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1888 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1890 * config.gcc: Set the default arch at least to Prescott for
1891 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1892 if SSE math is enabled.
1894 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1896 * diagnostic.c (diagnostic_initialize): Update.
1897 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1899 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1900 (diagnostic_inhibit_notes): New.
1901 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1903 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1906 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1907 * doc/standards.texi: Likewise.
1908 * doc/extend.texi: Likewise.
1909 * doc/trouble.texi: Likewise.
1910 * doc/cppopts.texi: Likewise.
1911 * doc/install.texi: Likewise.
1912 * c.opt (std=c90,std=gnu90): New options.
1913 * c-opts.c (c_common_handle_option): Handle them.
1915 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1918 * c-decl.c (undeclared_variable): Use an informative note.
1920 2010-02-26 Richard Guenther <rguenther@suse.de>
1922 PR tree-optimization/43186
1923 * gimple.h (gimple_fold): Remove.
1924 * gimple.c (gimple_fold): Remove. Inline into single user ...
1925 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1926 Try harder for conditions.
1928 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1931 * function.c (used_types_insert): Don't skip through named pointer
1932 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1933 and it is different from the main variant's type.
1935 2010-02-26 Nick Clifton <nickc@redhat.com>
1937 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1939 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1941 * config.gcc: Support --with-fpmath=sse for x86.
1943 * config/i386/ssemath.h: New.
1945 * doc/install.texi (--with-fpmath=sse): Documented.
1947 2010-02-26 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/43188
1950 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1951 vector types of over-aligned element type.
1953 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1957 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1959 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1961 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1963 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1965 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1966 * var-tracking.c: Include diagnostic.h.
1967 (debug_dv): New function.
1968 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1971 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1972 (add_value_chain, add_value_chains, remove_value_chain,
1973 remove_value_chains): Handle DEBUG_EXPRs.
1974 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1977 * regcprop.c (struct queued_debug_insn_change): New type.
1978 (struct value_data_entry): Add debug_insn_changes field.
1979 (struct value_data): Add n_debug_insn_changes field.
1980 (debug_insn_changes_pool): New variable.
1981 (free_debug_insn_changes, apply_debug_insn_changes,
1982 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1983 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1984 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1986 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1988 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1989 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1990 changes, call cprop_find_used_regs via note_stores.
1991 (copyprop_hardreg_forward): When copying vd from predecessor
1992 which has any queued DEBUG_INSN changes, make sure the pointers are
1993 cleared. At the end call df_analyze and then if there are any
1994 DEBUG_INSN changes queued at the end of some basic block for still
1995 live registers, apply them.
1996 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1998 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2000 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2003 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2005 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2006 targets. Set the default with_cpu/with_arch from arch/cpu.
2007 Allow x86-64 and native for with_cpu/with_arch.
2009 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2011 * ebitmap.c: Change calls to verify_popcount with calls to
2012 sbitmap_verify_popcount.
2013 (ebitmap_clear_bit): Fixed map->cacheindex test and
2014 map>cache update when bit clearing results in an empty
2017 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2020 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2021 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2022 and support both V2DF and V2DI modes.
2023 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2024 support both V2DF and V2DI modes.
2025 (general): Delete trailing whitespace from a few patterns.
2027 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2028 V2DF/V2DI interleave high/low builtins.
2030 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2033 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2034 interleave high/low functions.
2036 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2038 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2039 #pragma extern_prefix.
2041 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2044 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2045 BLKmode, assert op0 is a MEM and just adjust its mode.
2048 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2049 if bitpos isn't multiple of mode's bitsize.
2051 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2053 * c.opt (-ftemplate-depth=): New.
2054 (-ftemplate-depth-): Deprecate.
2055 * optc-gen.awk: Handle -ftemplate-depth=.
2056 * opth-gen.awk: Likewise.
2057 * c-opts.c (c_common_handle_option): Likewise.
2058 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2060 2010-02-24 Jason Merrill <jason@redhat.com>
2062 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2064 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2066 * cfg.c (alloc_aux_for_block): Remove inline.
2067 (alloc_aux_for_edge): Likewise.
2069 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2071 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2073 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2075 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2076 * config/i386/sol2-gas.h: New file.
2077 * config.gcc (i[34567]86-*-solaris2*): Use it.
2079 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2082 * c-typeck.c (ep_convert_and_check): New.
2083 (build_conditional_expr): Use it.
2084 (build_binary_op): Likewise.
2086 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2088 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2091 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2092 bounds even for -O+.
2093 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2094 expr needs to have DECL_NAME set.
2096 2010-02-24 Nick Clifton <nickc@redhat.com>
2098 * config/mep/mep.c: Include gimple.h.
2099 (mep_function_uses_sp): Delete unused function.
2100 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2101 parameters. Use unsigned integers to count args. Return a
2102 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2104 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2107 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2108 greater or equal to nelt instead of 2 * nelt.
2109 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2112 2010-02-23 Jason Merrill <jason@redhat.com>
2115 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2116 in cfun->local_decls even if they have register types.
2119 * stor-layout.c (place_field): Don't warn about unnecessary
2120 DECL_PACKED if the type is packed.
2122 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2125 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2126 GOTOFF relocs, even when the base reg isn't pic pointer.
2128 2010-02-23 Michael Matz <matz@suse.de>
2131 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2132 (expand_gimple_basic_block): Generate and use debug temps if there
2133 are debug uses left after the last real use of TERed ssa names.
2134 Unlink debug immediate uses when they are expanded.
2136 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2139 * config/i386/i386.c (override_options): Reorganise to provide
2140 better error messages.
2142 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2145 * graphite-scop-detection.c (create_single_exit_edge): Move
2146 the call to find_single_exit_edge to....
2147 (create_sese_edges): ...here. Don't handle multiple edges
2148 exiting the function.
2149 (build_graphite_scops): Don't handle multiple edges
2150 exiting the function.
2152 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2155 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2156 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2158 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2161 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2163 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2166 * c-typeck.c (convert_arguments): Print declaration location.
2167 * c-common.c (validate_nargs): Rename as
2168 builtin_function_validate_nargs.
2169 (check_builtin_function_arguments): Update.
2171 2010-02-22 Richard Guenther <rguenther@suse.de>
2174 * tree-inline.c (declare_return_variable): Use the type of
2175 the call stmt lhs if available.
2177 2010-02-22 Duncan Sands <baldrick@free.fr>
2179 * passes.c (register_pass): Always consider all pass lists when
2180 ref_pass_instance_number is zero.
2182 2010-02-22 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/42749
2185 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2186 parameter. Do arithmetic in the original type.
2187 (update_accumulator_with_ops): Likewise.
2188 (adjust_accumulator_values): Adjust.
2190 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2192 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2193 (QI to BLKmode splitter): New splitter.
2195 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2198 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2200 2010-02-22 Richard Guenther <rguenther@suse.de>
2202 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2204 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2206 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2207 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2208 ($(T)crti.o, $(T)crtn.o): Remove rules.
2210 2010-02-21 Tobias Burnus <burnus@net-b.de>
2213 * doc/invoke.texi (-fassociative-math): Document that this
2214 option is automatically enabled for Fortran.
2216 2010-02-20 David S. Miller <davem@davemloft.net>
2218 * configure.ac: Test if linker and assembler properly support
2219 GOTDATA_OP relocations.
2220 * configure: Rebuild.
2221 * config.in: Likewise.
2222 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2223 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2224 (movsi_high_pic): Likewise.
2225 (movdi_lo_sum_pic): Likewise.
2226 (movdi_high_pic): Likewise.
2227 (movsi_pic_gotdata_op): New pattern.
2228 (movdi_pic_gotdata_op): Likewise.
2229 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2230 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2232 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2236 attribute to ssemul.
2237 (xop_mulv2div2di3_high): Ditto.
2239 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2242 * c.opt (Wconversion-null): New option.
2243 * doc/invoke.texi (Wconversion-null): Document.
2245 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2247 * common.opt (Wlarger-than-): Add Undocumented.
2249 2010-02-19 Mike Stump <mikestump@comcast.net>
2251 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2253 2010-02-19 Jason Merrill <jason@redhat.com>
2256 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2257 * configure: Likewise.
2259 2010-02-20 Alan Modra <amodra@gmail.com>
2262 * cgraph.h (cgraph_make_decl_local): Declare.
2263 * cgraph.c (cgraph_make_decl_local): New function.
2264 (cgraph_make_node_local): Use it.
2265 * cgraphunit.c (cgraph_function_versioning): Likewise.
2266 * ipa.c (function_and_variable_visibility): Likewise.
2268 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2271 * except.c (sjlj_emit_function_enter): Don't call
2272 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2274 * rtl.h (add_reg_br_prob_note): Remove prototype.
2276 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2279 * c-common.c (conversion_warning): Remove widening conversions
2280 before checking the conversion of integers to reals.
2282 2010-02-19 Mike Stump <mikestump@comcast.net>
2285 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2288 * cgraphunit.c (process_function_and_variable_attributes): Check
2289 DECL_PRESERVE_P instead of looking up attribute "used".
2290 * ipa-pure-const.c (check_decl): Likewise.
2291 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2292 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2293 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2294 instead of attribute "used".
2295 * config/sol2-c.c (solaris_pragma_init): Likewise.
2296 (solaris_pragma_fini): Likewise.
2298 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2300 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2301 Use XCNEW instead of xcalloc.
2302 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2303 XNEW instead of xmalloc.
2304 (get_fields): Use XNEWVEC instead of xmalloc.
2307 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2308 populate vars array.
2309 (create_new_general_access): For debug stmts just reset value.
2310 (get_stmt_accesses): For accesses within debug stmts just record them
2311 using add_access_to_acc_sites instead of preventing the peeling or
2312 counting them as accesses.
2315 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2317 2010-02-19 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/42916
2320 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2323 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2325 * configure.ac: Replace all uses of changequote in macro arguments
2326 with proper quoting.
2328 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2331 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2333 2010-02-19 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/42944
2336 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2337 test for aliasing with errno.
2339 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2342 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2343 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2344 * dojump.c: Include output.h.
2345 (inv): New inline function.
2346 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2347 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2348 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2349 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2350 argument, pass it down to other calls.
2351 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2352 add REG_BR_PROB note to the conditional jump.
2353 * cfgexpand.c (add_reg_br_prob_note): Removed.
2354 (expand_gimple_cond): Don't call it, add the probability
2355 as last argument to jumpif_1/jumpifnot_1.
2356 * Makefile.in (dojump.o): Depend on output.h.
2357 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2359 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2360 * stmt.c (do_jump_if_equal): Likewise.
2361 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2362 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2363 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2365 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2366 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2367 jumpifnot_1 callers.
2368 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2370 (store_expr): Adjust jumpifnot caller.
2371 (store_constructor): Adjust jumpif caller.
2374 * gimplify.c (gimple_boolify): For __builtin_expect call
2375 gimple_boolify also on its first argument.
2377 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2379 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2381 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2382 * configure: Regenerated.
2384 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2386 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2387 lang_hooks.types_compatible_p instead of comptypes.
2389 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2391 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2392 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2393 if __prefer_thumb__ is defined.
2395 2010-02-18 Martin Jambor <mjambor@suse.cz>
2397 PR tree-optimization/43066
2398 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2399 array with zero-sized element type.
2401 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2403 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2404 rtx, allocate struct var_loc_node here and return it to the
2405 caller, and only if it is actually needed.
2406 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2407 move it earlier and return immediately if it returns NULL.
2409 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2411 * config/sparc/gas.h: New file. Restore
2412 TARGET_ASM_NAMED_SECTION to its ELF default.
2413 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2415 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2416 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2417 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2418 after sparc/sysv4.h.
2420 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2422 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2424 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2426 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2427 patterns from predicated pattern.
2429 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2433 for insn mnemonic suffix.
2435 2010-02-17 Richard Guenther <rguenther@suse.de>
2437 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2440 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2443 * caller-save.c (save_call_clobbered_regs): If BB ends with
2444 a DEBUG_INSN, move any notes in between last real insn and the last
2445 DEBUG_INSN after the last DEBUG_INSN.
2447 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2449 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2450 Fix return type. Fix argument type. Explain meaning of return value.
2452 2010-02-16 Richard Guenther <rguenther@suse.de>
2454 PR tree-optimization/41043
2455 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2456 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2458 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2460 2010-02-16 Ira Rosen <irar@il.ibm.com>
2462 PR tree-optimization/43074
2463 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2464 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2465 vectorizable cycles in hybrid SLP check.
2466 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2468 2010-02-16 Richard Guenther <rguenther@suse.de>
2470 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2471 (true_dependence): If memrefs_conflict_p computes must-alias
2472 trust it. Move TBAA check after offset-based disambiguation.
2473 (canon_true_dependence): Likewise.
2475 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2477 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2478 * doc/invoke.texi: Document it.
2479 * var-tracking.c: Include toplev.h and params.h.
2480 (vt_find_locations): Return bool indicating success. Compute
2481 hash sizes unconditionally. Check new parameter, report.
2482 (variable_tracking_main_1): Check vt_find_locations results and
2483 retry. Renamed from...
2484 (variable_tracking_main): ... this. New wrapper to preserve
2485 flag_var_tracking_assignments.
2486 * Makefile.in (var-tracking.o): Adjust dependencies.
2488 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2489 Jakub Jelinek <jakub@redhat.com>
2492 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2493 if weak_import attribute is present.
2494 * config/darwin.c (machopic_select_section): Likewise.
2496 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2498 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2499 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2500 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2501 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2503 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2508 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2509 Rewrite text to refer to the names.
2511 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2513 * config/i386/i386-builtin-types.def
2514 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2515 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2516 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2517 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2518 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2519 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2520 IX86_BUILTIN_VPERMIL2PS256.
2521 (MULTI_ARG_4_DF2_DI_I): Defined.
2522 (MULTI_ARG_4_DF2_DI_I1): Defined.
2523 (MULTI_ARG_4_SF2_SI_I): Defined.
2524 (MULTI_ARG_4_SF2_SI_I1): Defined.
2525 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2526 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2527 __builtin_ia32_vpermil2ps256.
2528 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2529 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2530 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2531 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2532 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2533 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2534 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2535 CODE_FOR_xop_vpermil2v8sf3.
2536 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2537 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2538 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2539 (_mm256_permute2_pd): New.
2540 (_mm_permute2_ps): New.
2541 (_mm256_permute2_ps): New.
2543 2010-02-15 Nick Clifton <nickc@redhat.com>
2545 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2546 boolean parameters. Use emit_jump_insn when emitting a pop
2547 instruction containing a return insn.
2548 (push): Use 'true' rather than '1' as second parameter to F.
2549 (h8300_expand_prologue): Likewise.
2550 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2551 (h8300_expand_epilogue): Likewise.
2553 2010-02-15 Richard Guenther <rguenther@suse.de>
2556 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2559 2010-02-15 Nick Clifton <nickc@redhat.com>
2561 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2564 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2566 * intl.c (fake_ngettext): New function.
2567 * intl.h (fake_ngettext): Declare.
2568 (ngettext): Define macro.
2569 * collect2.c (notice_translated): New function.
2570 (main): Use notice_translated and ngettext.
2571 * collect2.h (notice_translated): Declare.
2573 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2575 * reorg.c (delete_computation): Comment fixes.
2576 * caller-save.c (setup_save_areas): Idem.
2577 * sel-sched-dump.c (dump_lv_set): Idem.
2580 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2582 * config/s390/s390.c (s390_sched_init): New function.
2583 (TARGET_SCHED_INIT): Target hook defined.
2585 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2586 Jack Howarth <howarth@bromo.med.uc.edu>
2587 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2590 Partial revert of unintended change in fix for PR41605.
2591 * config/darwin.h: Fix typo.
2592 * config/darwin9.h: Same.
2594 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2596 * c-pch.c (pch_init): Clear v.
2598 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2601 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2602 graphite_can_represent_init for MULT_EXPR.
2604 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2608 * graphite-sese-to-poly.c (remove_phi): New.
2609 (translate_scalar_reduction_to_array): Call remove_phi.
2611 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2614 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2615 * graphite-clast-to-gimple.h (gloog): Update declaration.
2616 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2617 * graphite-poly.h (struct poly_bb): Add missing comments.
2618 (struct scop): Add poly_scop_p field.
2620 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2621 * graphite.c (graphite_transform_loops): Build the polyhedral
2622 representation for each scop before code generation.
2623 * sese.c (rename_variables_in_operand): Removed.
2624 (rename_variables_in_expr): Return the renamed expression.
2625 (rename_sese_parameters): New.
2626 * sese.h (rename_sese_parameters): Declared.
2628 2010-02-11 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/42998
2631 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2632 POINTER_PLUS_EXPR properly.
2634 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2635 Changpeng Fang <changpeng.fang@amd.com>
2638 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2639 the cost of an IV candidate when the IV is used in a test against zero.
2641 * gcc.dg/tree-ssa/ivopts-3.c: New.
2643 2010-02-11 Richard Guenther <rguenther@suse.de>
2646 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2647 pointer-vs-decl case by swapping refs. Handle some cases
2648 of pointer-vs-decl disambiguations more conservatively.
2649 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2650 to false after expanding.
2652 2010-02-11 Richard Guenther <rguenther@suse.de>
2655 * gcc.c (process_command): Handle LTO file@offset case more
2658 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2660 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2661 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2663 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2665 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2666 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2667 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2668 Optimize eq/ne comparisons when both arguments are known to be
2670 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2671 Don't mask operands unnecessarily if they are known to be already
2674 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2676 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2679 2010-02-10 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/43017
2682 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2683 for wrapping signed arithmetic.
2685 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2688 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2689 if no debug info should be emitted for it.
2691 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2693 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2694 note when flag_exceptions is set.
2696 2010-02-10 Duncan Sands <baldrick@free.fr>
2698 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2700 2010-02-10 Richard Guenther <rguenther@suse.de>
2703 * tree.c (get_unwidened): Handle constants.
2704 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2706 2010-02-10 Martin Jambor <mjambor@suse.cz>
2709 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2710 check for variable argument counts independently.
2712 2010-02-10 Christian Bruel <christian.bruel@st.com>
2715 * config/sh/sh.c (find_barrier): Increase length for non delayed
2716 conditional branches.
2718 2010-02-10 Christian Bruel <christian.bruel@st.com>
2720 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2722 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2724 * builtins.c (set_builtin_user_assembler_name): Also handle
2725 ffs if int is smaller than word.
2727 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2730 * ira-conflicts.c (get_dup): Remove.
2731 (process_reg_shuffles): Add new parameter. Use it as an
2732 additional guard for copy generation.
2733 (add_insn_allocno_copies): Rewrite.
2735 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2737 * common.opt (fsched2-use-traces): Preserved for backward
2739 * doc/invoke.texi: Remove the documentation about option
2740 -fsched2-use-traces.
2741 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2742 flag_sched2_use_traces.
2743 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2744 the backward compatibility flag section.
2746 2010-02-09 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/43008
2749 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2750 make HEAP variables initialized from global memory if they
2751 are not known builtin functions.
2752 (find_func_aliases): Adjust.
2754 2010-02-09 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/43000
2757 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2758 arithmetic manually.
2760 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2762 PR tree-optimization/42931
2763 * tree-loop-linear.c (try_interchange_loops): Don't call
2764 double_int_mul if estimated_loop_iterations failed.
2766 2010-02-08 Martin Jambor <mjambor@suse.cz>
2769 * tree-sra.c (build_accesses_from_assign): Do not mark in
2770 should_scalarize_away_bitmap if stmt has volatile ops.
2771 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2774 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2776 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2778 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2780 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2783 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2786 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2788 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2791 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2792 to unknown_dependence.
2793 (graphite_legal_transform_dr): Handle the unknown_dependence.
2794 (graphite_carried_dependence_level_k): Same.
2796 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2798 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2800 2010-02-07 Richard Guenther <rguenther@suse.de>
2803 * expr.c (get_inner_reference): Always initialize *pbitsize.
2805 2010-02-07 Richard Guenther <rguenther@suse.de>
2808 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2809 new ARRAY_REFs on variable size element or minimal index arrays.
2811 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2812 gimple_fold_indirect_ref.
2814 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2817 * arm.c (arm_override_options): Just return if the user has specified
2818 an invalid fpu name.
2820 2010-02-03 Jason Merrill <jason@redhat.com>
2823 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2824 i386_pe_maybe_record_exported_symbol.
2826 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2829 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2830 (pa_delegitimize_address): New function.
2832 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2834 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2835 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2837 2010-02-05 Richard Guenther <rguenther@suse.de>
2840 * lto-streamer-in.c (get_resolution): Deal with references
2841 to undefined functions.
2843 2010-02-05 Richard Guenther <rguenther@suse.de>
2845 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2846 (fold_const_aggregate_ref): Likewise.
2847 (ccp_fold_stmt): Substitute loads.
2848 (maybe_fold_reference): Verify types before substituting.
2850 (fold_gimple_assign): Unshare properly.
2851 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2853 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2855 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2856 for rs6000_gen_cell_microcode.
2858 2010-02-04 Richard Guenther <rguenther@suse.de>
2860 PR rtl-optimization/42952
2861 * dse.c (const_or_frame_p): Remove MEM handling.
2863 2010-02-04 Nick Clifton <nickc@redhat.com>
2865 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2866 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2867 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2868 (mn10300_asm_output_mi_thunk): New function.
2869 (mn10300_can_output_mu_thunk): New function.
2870 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2871 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2872 (FUNCTION_ARG): Delete incorrect comment.
2874 2010-02-03 Jason Merrill <jason@redhat.com>
2877 * fold-const.c (operand_equal_p): Handle erroneous types.
2879 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2881 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2883 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2885 PR rtl-optimization/42941
2886 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2889 2010-02-03 Jason Merrill <jason@redhat.com>
2892 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2894 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2897 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2898 (cselib_reset_table): Renamed from...
2899 (cselib_reset_table_with_next_value): ... this.
2900 (cselib_get_next_uid): Renamed from...
2901 (cselib_get_next_unknown_value): ... this.
2902 * cselib.c (next_uid): Renamed from...
2903 (next_unknown_value): ... this.
2904 (cselib_clear_table): Adjust.
2905 (cselib_reset_table): Adjust. Renamed from...
2906 (cselib_reset_table_with_next_value): ... this.
2907 (cselib_get_next_uid): Adjust. Renamed from...
2908 (cselib_get_next_unknown_value): ... this.
2909 (get_value_hash): Use hash.
2910 (cselib_hash_rtx): Likewise.
2911 (new_cselib_val): Adjust. Set and dump uid.
2912 (cselib_lookup_mem): Pass next_uid as hash.
2913 (cselib_subst_to_values): Likewise.
2914 (cselib_log_lookup): Dump uid.
2915 (cselib_lookup): Pass next_uid as hash. Adjust.
2916 (cselib_process_insn): Adjust.
2917 (cselib_init): Initialize next_uid.
2918 (cselib_finish): Adjust.
2919 (dump_cselib_table): Likewise.
2920 * dse.c (canon_address): Dump value uid.
2921 * print-rtl.c (print_rtx): Print value uid.
2922 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2924 (dv_uid): New function, sort of renamed from...
2925 (dv_htab_hash): ... this, reimplemented in terms of it and...
2926 (dv_uid2hash): ... this. New.
2927 (variable_htab_eq): Drop excess assertions.
2928 (tie_break_pointers): Removed.
2929 (canon_value_cmp): Compare uids.
2930 (variable_post_merge_New_vals): Print uids.
2931 (vt_add_function_parameters): Adjust.
2932 (vt_initialize): Reset table. Adjust.
2934 2010-02-03 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/42944
2937 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2938 (call_may_clobber_ref_p_1): Likewise. Properly handle
2939 malloc and calloc clobbering errno.
2941 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2943 * doc/invoke.texi: Fix name of sched1 dump.
2945 * opts.c (decode_options): Set flag_tree_switch_conversion
2946 only conditionally on optimize >= 2.
2948 * gcse.c: Assorted comment fixes in pass description.
2950 2010-02-03 Anthony Green <green@moxielogic.com>
2952 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2953 nop padding in order to maintain alignment of storage location of
2954 target function address.
2955 (moxie_trampoline_init): Store target function address at newly
2957 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2959 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2961 2010-02-03 Richard Guenther <rguenther@suse.de>
2964 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2966 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2968 * config.gcc: Reenable check for obsolete targets.
2969 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2970 mips-sgi-irix6.[0-4]*.
2972 2010-02-02 Nick Clifton <nickc@redhat.com>
2974 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2975 constant size of 4 as being the same as 0.
2976 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2977 can take values in the range 0..4.
2979 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2982 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2983 as _darwin10_Unwind_FindEnclosingFunction().
2984 * libgcc-libsystem.ver: New.
2986 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2989 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2990 implicitly set registers.
2992 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2994 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2995 (arm_override_options): Allow automatic selection of the thread
2996 pointer register if thumb2.
2997 (legitimize_pic_address): Improve code sequences for Thumb2.
2998 (arm_call_tls_get_addr): Likewise.
2999 (legitimize_tls_address): Likewise.
3000 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3001 (pic_load_addr_32bit): ... this. New named pattern.
3002 * thumb2.md (pic_load_addr_thumb2): Delete.
3003 (pic_load_dot_plus_four): Delete.
3004 (tls_load_dot_plus_four): New named pattern.
3006 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3009 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3010 Document fix for TLS bug.
3012 2010-01-31 Richard Guenther <rguenther@suse.de>
3014 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3015 conservatively correct.
3017 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3021 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3023 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3025 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3027 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3029 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3031 * config.gcc: Adjust order of makefile fragments for mingw targets.
3033 2010-01-31 Richard Guenther <rguenther@suse.de>
3036 * gimplify.c (gimplify_init_constructor): For volatile LHS
3037 initialize a temporary.
3039 2010-01-31 Matthias Klose <doko@ubuntu.com>
3041 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3043 * configure: Regenerate.
3045 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3047 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3048 the same alias set and their sizes different constantness.
3049 (aliasing_component_refs_p): Revert 2009-10-24 change.
3051 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3053 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3056 2010-01-29 Richard Guenther <rguenther@suse.de>
3058 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3059 Assert we successfully updated the call.
3061 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3063 PR rtl-optimization/42889
3064 * df.h (df_set_bb_dirty_nonlr): New prototype.
3065 * df-core.c (df_set_bb_dirty_nonlr): New function.
3066 * df-scan.c (df_insn_rescan): Call it instead of
3067 df_set_bb_dirty for DEBUG_INSNs.
3069 2010-01-29 Richard Guenther <rguenther@suse.de>
3072 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3073 quadratic behavior in most cases.
3075 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3079 in the call to gen_x86_movsicc_0_m1.
3081 2010-01-28 Richard Guenther <rguenther@suse.de>
3083 PR tree-optimization/42871
3084 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3086 2010-01-28 Richard Guenther <rguenther@suse.de>
3088 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3089 into call arguments.
3091 2010-01-28 Richard Guenther <rguenther@suse.de>
3094 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3095 the forwarder if the destination is an EH landing pad.
3097 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3099 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3100 block list passed to gimple_duplicate_sese_tail.
3101 (parallelize_loops): Avoid parallelization when the function
3103 Avoid parallelization when the preheader is IRREDUCIBLE.
3104 Try to optimize when estimated_loop_iterations_int is unresolved.
3105 Add the loop's location to the dump file.
3106 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3107 (gimple_duplicate_sese_tail): Remove the check for the latch.
3108 Redirect nexits to the exit block.
3109 Remove handling of the incoming edges to the latch.
3110 Redirect the backedge from the copied latch to the exit bb.
3112 2010-01-28 Michael Matz <matz@suse.de>
3115 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3116 Wrap force_reg into a sequence, emit it before user.
3118 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3120 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3122 (arm_legacy_rev): Likewise.
3123 (thumb_legacy_rev): Likewise.
3125 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3127 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3128 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3129 on MEM's address failed, try avoid_constant_pool_reference and
3130 recurse if it returned something different.
3131 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3132 address, try avoid_constant_pool_reference and recurse if it
3133 returned something different.
3134 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3135 address and avoid_constant_pool_reference returned something
3136 different, don't set have_address.
3138 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3141 * var-tracking.c (val_store): Add modified argument, obey it.
3143 (count_uses): Move down logging of main.
3144 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3145 don't need resolution.
3146 (emit_notes_in_bb): Likewise.
3148 2010-01-27 Richard Guenther <rguenther@suse.de>
3151 * tree-inline.c (remap_decl): Delay remapping of SSA name
3152 default definitions until we need them.
3154 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3156 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3157 (rs6000_delegitimize_address): New function.
3159 * config/s390/s390.c (s390_delegitimize_address): Call
3160 delegitimize_mem_from_attrs.
3163 * tree-inline.c (cannot_copy_type_1): Removed.
3164 (copy_forbidden): Don't forbid copying of functions containing
3165 records/unions with variable length fields.
3167 2010-01-27 Christian Bruel <christian.bruel@st.com>
3171 * config/sh/sh.c (find_barrier): Increase length for non delayed
3172 conditional branches.
3174 2010-01-27 Matthias Klose <doko@ubuntu.com>
3176 * configure.ac (gnu-unique-object): Fix ldd version check.
3177 * configure: Regenerate.
3179 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3181 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3183 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3184 Test for HAVE_GNU_AS value.
3186 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3188 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3189 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3190 INT64_TYPE): Define.
3191 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3192 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3193 INT_LEAST64_TYPE): Define.
3194 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3195 UINT_LEAST64_TYPE): Define.
3196 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3197 INT_FAST64_TYPE): Define.
3198 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3199 UINT_FAST64_TYPE): Define.
3200 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3201 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3202 (SIG_ATOMIC_TYPE): Define.
3204 2010-01-26 Richard Guenther <rguenther@suse.de>
3206 * df-scan.c (df_scan_set_bb_info): Remove assert.
3207 (df_insn_rescan_debug_internal): Merge asserts.
3208 (df_install_ref): Likewise.
3209 (df_mark_reg): Use bitmap_set_range.
3210 (df_hard_reg_used_p): Remove assert.
3211 (df_hard_reg_used_count): Likewise.
3213 2010-01-26 Richard Guenther <rguenther@suse.de>
3215 PR rtl-optimization/42685
3216 * web.c (web_main): Ignore DEBUG_INSNs.
3218 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3220 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3222 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3223 Fix types of fndecl and arglist parameters.
3225 2010-01-26 Richard Guenther <rguenther@suse.de>
3228 * tree-eh.c (unsplit_eh): Skip debug insns.
3230 2010-01-26 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/42250
3233 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3235 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3238 * omp-low.c (expand_omp_sections): Only use single_pred if
3239 l2_bb is single_pred_p.
3241 2010-01-25 Christian Bruel <christian.bruel@st.com>
3244 * config/sh/sh.c (find_barrier): Increase length for non delayed
3245 conditional branches.
3246 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3248 2010-01-24 David S. Miller <davem@davemloft.net>
3250 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3251 define if not using GAS.
3252 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3253 Likewise. Delete SECTION_MERGE code, which is only applicable
3256 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3259 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3260 mangling of va_list in system headers.
3262 2010-01-23 Toon Moene <toon@moene.org>
3264 * tree-predcom.c (combine_chains): Return NULL, not false.
3266 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3268 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3269 initialization of variable res to agree with return type.
3271 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3273 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3274 * tree-sra.c: Add include of expr.h.
3276 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3278 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3279 insert the debug stmt on the single non-EH edge from the stmt.
3281 2010-01-22 Richard Henderson <rth@redhat.com>
3284 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3285 the RHS until after generate_subtree_copies has insertted its
3286 code before the current statement.
3288 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3290 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3292 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3294 2010-01-21 Martin Jambor <mjambor@suse.cz>
3296 PR tree-optimization/42585
3297 * tree-sra.c (struct access): New field grp_total_scalarization.
3298 (dump_access): Dump the new field.
3299 (should_scalarize_away_bitmap): New variable.
3300 (cannot_scalarize_away_bitmap): Likewise.
3301 (sra_initialize): Allocate new bitmaps.
3302 (sra_deinitialize): Free new bitmaps.
3303 (create_access_1): New function.
3304 (create_access): Parts moved to create_access_1.
3305 (type_consists_of_records_p): New function.
3306 (completely_scalarize_record): Likewise.
3307 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3308 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3309 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3311 (analyze_all_variable_accesses): Completely scalarize small eligible
3314 2010-01-21 Martin Jambor <mjambor@suse.cz>
3316 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3318 2010-01-21 Andrew Haley <aph@redhat.com>
3320 * gcc.c (process_command): Move lang_specific_driver before
3321 setting cc_libexec_prefix.
3323 2010-01-21 Richard Guenther <rguenther@suse.de>
3326 * fold-const.c (negate_expr_p): Pretend only negative
3327 real constants are easily negatable.
3329 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3330 Jason Merrill <jason@redhat.com>
3332 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3333 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3334 * calls.c (initialize argument_information): Handle it.
3335 * c-common.c (handle_transparent_union_attribute): Use new name.
3336 * c-decl.c (finish_struct): Ditto.
3337 * c-typeck.c (type_lists_compatible_p): Ditto.
3338 (convert_for_assignment): Use new name and also handle record.
3339 * function.c (aggregate_value_p): Handle it.
3340 (pass_by_reference): Ditto.
3341 (assign_parm_data_types): Ditto.
3342 * print-tree.c (print_node): Ditto.
3343 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3344 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3345 * tree.c (first_field): New fn.
3347 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3350 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3351 even when linking statically, for now.
3353 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3356 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3357 without a cselib val.
3358 (count_uses): Accept MO_VAL_SET with no val on stores.
3359 (add_stores): Likewise.
3361 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3363 * var-tracking.c (check_value_val): Add a compile time assertion.
3364 (dv_is_decl_p): Simplify.
3365 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3366 gcc_assert if ENABLE_CHECKING.
3368 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3371 * var-tracking.c: Include tree-flow.h.
3372 (mem_dies_at_call): New.
3373 (dataflow_set_preserve_mem_locs): Use it.
3374 (dataflow_set_remove_mem_locs): Likewise.
3375 (dump_var): Renamed from dump_variable. Adjust all callers.
3376 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3377 * Makefile.in (var-tracking.o): Adjust deps.
3379 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3381 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3383 2010-01-20 Richard Guenther <rguenther@suse.de>
3385 PR tree-optimization/42717
3386 * tree-ssa-dce.c (get_live_post_dom): Remove.
3387 (forward_edge_to_pdom): Take an arbitrary edge to copy
3388 degenerate PHI args from.
3389 (remove_dead_stmt): Use the first post-dominator even if it
3390 does not contain live statements as redirection destination.
3392 2010-01-20 Richard Guenther <rguenther@suse.de>
3394 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3396 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3398 * sel-sched.c (create_speculation_check): Remove set but not used
3400 (try_transformation_cache): Remove set but not used variable ds.
3401 (calculate_privileged_insns): Remove set but not used variables
3402 cur_insn and min_spec_insn.
3403 (find_best_expr): Remove set but not used variable avail_n.
3404 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3406 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3408 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3409 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3412 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3415 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3416 cpu types. Add support for *-sse3 cpu types.
3417 (x86_64-*-*): Ditto.
3419 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3422 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3423 argument, call initializer_constant_valid_p_1 instead of
3424 initializer_constant_valid_p, pass CACHE to it, return NULL
3425 immediately if first call returns NULL.
3426 (initializer_constant_valid_p_1): New function.
3427 (initializer_constant_valid_p): Use it.
3429 2010-01-20 Thomas Quinot <quinot@adacore.com>
3431 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3433 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3436 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3437 (loc_list_from_tree): Don't handle unsigned division. Handle
3438 signed modulo using DW_OP_{over,over,div,mul,minus}.
3439 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3440 modulo instead of signed.
3442 2010-01-20 DJ Delorie <dj@redhat.com>
3444 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3446 (h8300_emit_stack_adjustment): Propogate it.
3448 (h8300_expand_prologue): Likewise.
3449 (h8300_expand_epilogue): Likewise.
3451 2010-01-19 Michael Matz <matz@suse.de>
3453 PR tree-optimization/41783
3454 * tree-data-ref.c (toplevel): Include flags.h.
3455 (dump_data_dependence_relation): Also dump the inputs if the
3456 result will be unknown.
3457 (split_constant_offset_1): Look through some conversions.
3458 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3459 the offset from last element is too large.
3460 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3461 (reassociate_to_the_same_stmt): Handle vector registers.
3462 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3464 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3465 wide_prolog_niters argument, emit widening instructions.
3466 (vect_do_peeling_for_alignment): Adjust caller, use widened
3467 variant of the iteration cound.
3468 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3470 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3473 * config/arm/neon-testgen.m (emit_automatics): New parameter
3474 features. Adjust for Fixed_return_reg feature.
3475 (test_intrinsic): Call emit_automatics with new feature.
3476 * config/arm/neon.ml: Update copyright years.
3477 (features): New Fixed_return_reg feature.
3478 (ops): Update feature for Vget_low.
3480 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3482 PR tree-optimization/42719
3483 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3487 * fwprop.c (all_uses_available_at): Return false if def_set dest
3488 is a REG that is used in def_insn.
3490 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3492 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3494 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3497 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3499 * target.h (struct gcc_target) <secondary_reload>: Change type
3500 of last argument to secondary_reload_info *.
3502 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3505 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3506 memory references with unaligned offsets. Remove CQImode handling.
3507 (unaligned_memory_operand): Return 1 for memory references with
3508 unaligned offsets. Remove CQImode handling.
3510 2010-01-18 Richard Guenther <rguenther@suse.de>
3513 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3516 2010-01-18 Richard Guenther <rguenther@suse.de>
3518 PR tree-optimization/42781
3519 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3520 restrict processing only if the original variable was artificial.
3522 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3524 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3525 find number of popped argument bytes.
3527 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3528 Fix the text that describes the return value for invalid insns.
3530 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3532 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3533 Clarify what 'cost of the -dependence' is. Fix quoting.
3535 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3536 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3538 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3540 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3541 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3543 2010-01-17 Richard Guenther <rguenther@suse.de>
3546 * function.c (split_complex_args): Take a VEC to modify.
3547 (assign_parms_augmented_arg_list): Build a VEC instead of
3548 a chain of PARM_DECLs.
3549 (assign_parms_unsplit_complex): Take a VEC of arguments.
3550 Do not fixup unmodified parms.
3551 (assign_parms): Deal with the VEC.
3552 (gimplify_parameters): Likewise.
3554 2010-01-17 Richard Guenther <rguenther@suse.de>
3556 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3557 node existence check.
3558 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3559 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3560 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3561 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3562 (gimple_execute_on_growing_pred): Likewise.
3564 2010-01-17 Richard Guenther <rguenther@suse.de>
3566 PR tree-optimization/42773
3567 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3568 (compute_antic_aux): Likewise.
3569 (compute_partial_antic_aux): Likewise.
3571 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3574 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3577 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3579 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3582 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3583 Fix markup for strict argument.
3585 (TARGET_SCHED_REORDER2): Fix argument types.
3587 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3588 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3590 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3591 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3593 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3596 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3597 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3598 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3599 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3600 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3602 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3604 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3606 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3607 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3609 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3611 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3614 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3616 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3617 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3619 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3621 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3623 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3624 referring to it. Fix language.
3626 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3628 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3630 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3632 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3634 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3635 '@var{stream}. Remove stray 'and'.
3637 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3639 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3641 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3643 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3644 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3646 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3647 Fix description of return value.
3648 Rename argument "sz" to "len."
3650 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3651 Clarify meaning of 'true' return value.
3653 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3655 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3656 rep_mode versus mode_rep.
3658 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3660 (TARGET_BUILTIN_DECL): Fix name.
3662 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3664 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3666 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3668 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3670 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3672 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3675 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3676 Rename argument tm_fn to md_fn.
3678 (TARGET_OPTION_PRINT): Fix argument list.
3680 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3683 * config/i386/i386.c (ix86_fixup_binary_operands):
3684 Revert FMA4 fixup of operands.
3686 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3689 * Makefile.in (write_entries_to_file, install-plugin):
3690 Use \012 instead of \n with tr.
3692 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3694 * configure.ac (HAVE_AS_REF): New C macro.
3695 * configure: Regenerate.
3696 * config.in: Likewise.
3697 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3699 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3702 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3704 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3706 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3708 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3710 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3712 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3714 (TARGET_BINDS_LOCAL_P): Fix argument type.
3716 (TARGET_ASM_FILE_END): Use prototype.
3718 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3720 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3722 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3724 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3726 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3727 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3729 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3730 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3732 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3733 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3734 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3735 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3737 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3739 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3741 (TARGET_INIT_BUILTINS): Use prototype.
3743 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3744 Put 'const char *' in braces. Fix parameter types.
3745 (TARGET_INVALID_CONVERSION): Fix parameter types.
3746 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3747 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3749 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3752 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3754 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3756 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3758 * doc/tm.texi (TARGET_HELP): Fix return type.
3760 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3761 in braces. Fix argument types.
3763 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3765 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3767 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3769 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3770 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3772 (TARGET_MANGLE_TYPE): Fix argument types.
3774 (TARGET_IRA_COVER_CLASSES): Use prototype.
3776 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3778 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3780 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3782 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3784 (TARGET_CALLEE_COPIES): Fix argument types.
3786 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3788 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3790 (TARGET_FUNCTION_VALUE): Fix argument types.
3792 (TARGET_RETURN_IN_MSB): Fix argument type.
3794 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3796 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3798 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3800 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3801 agree with return type.
3803 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3805 2010-01-15 Jing Yu <jingyu@google.com>
3807 PR rtl-optimization/42691
3808 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3809 a pseudo to a constant and are merged, and adjust comments.
3811 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3813 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3815 2010-01-15 Richard Guenther <rguenther@suse.de>
3818 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3819 labels of computed or non-local gotos to the destination.
3820 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3821 landing pad label is the first label.
3823 2010-01-15 Richard Guenther <rguenther@suse.de>
3825 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3827 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3830 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3831 to allow generation of the xssqrtdp instruction on power7.
3832 (sqrtdf2_fpr): Ditto.
3834 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3837 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3838 functions with noreturn attribute.
3841 * varasm.c (declare_weak): Add weak attribute to decl if it
3842 doesn't have one already.
3843 (assemble_external): Only add decls to weak_decls if they also
3844 have weak attribute.
3846 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3848 * var-tracking.c (var_reg_delete): Don't delete the association
3849 between REGs and values or one-part variables if the register
3852 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3855 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3856 because its first operand is a non-localized variable.
3858 2010-01-14 Martin Jambor <mjambor@suse.cz>
3860 PR tree-optimization/42706
3861 * tree-sra.c (encountered_recursive_call): New variable.
3862 (encountered_unchangable_recursive_call): Likewise.
3863 (sra_initialize): Initialize both new variables.
3864 (callsite_has_enough_arguments_p): New function.
3865 (scan_function): Call decl and flags check only for IPA-SRA, check
3866 whether there is a recursive call and whether it has enough arguments.
3867 (all_callers_have_enough_arguments_p): New function.
3868 (convert_callers): Look for recursive calls only when
3869 encountered_recursive_call is set.
3870 (ipa_early_sra): Bail out either if
3871 !all_callers_have_enough_arguments_p or
3872 encountered_unchangable_recursive_call.
3874 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3876 * sel-sched.c: Add 2010 to copyright years.
3877 * sel-sched-ir.c: Likewise.
3878 * sel-sched-ir.h: Likewise.
3880 2010-01-14 Martin Jambor <mjambor@suse.cz>
3882 PR tree-optimization/42714
3883 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3884 constructors specially.
3886 2010-01-14 Andi Kleen <ak@linux.intel.com>
3888 * config/i386/drivers-i386.c (detect_caches_intel):
3889 Add l2sizekb parameter and fill in.
3890 (host_detect_local_cpu): Add l2sizekb, fill in.
3891 Add Atom small cache heuristic.
3893 2010-01-14 Andi Kleen <ak@linux.intel.com>
3895 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3896 Add level3 parameter and fill in.
3897 (detect_caches_intel): Handle level3 cache.
3899 2010-01-14 Andi Kleen <ak@linux.intel.com>
3901 * config/i386/drivers-i386.c (host_detect_local_cpu):
3902 Fix core duo detection.
3904 2010-01-14 Andi Kleen <ak@linux.intel.com>
3906 * config/i386/drivers-i386.c (host_detect_local_cpu):
3909 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3911 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3912 (rs6000_variable_issue_1): this. Use...
3913 (rs6000_variable_issue): here. Reimplement. Print debug info.
3915 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3917 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3918 sel_restore_notes. Update all callers. Call reemit_notes
3921 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3923 PR rtl-optimization/42246
3924 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3927 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3929 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3930 all successors is the same as number of successors in current region.
3932 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3934 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3935 to rename is not separable. Otherwise check that its LHS is not NULL.
3937 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3939 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3943 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3944 available registers when failed to discover LHS register class.
3945 Fix indentation. Update comment.
3947 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3948 Alexander Monakov <amonakov@ispras.ru>
3950 PR rtl-optimization/42389
3951 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3953 (advance_state_on_fence): Likewise.
3954 (sel_target_adjust_priority): Print debug output only when
3955 sched_verbose >= 4, not 2.
3956 (get_expr_cost): Do not issue all unique insns on the next cycle.
3957 (fill_insns): Initialize can_issue_more from the value saved
3959 * sel-sched-ir.c (flist_add): New parameter issue_more.
3960 Init FENCE_ISSUE_MORE with it.
3961 (merge_fences): Likewise.
3962 (init_fences): Update call to flist_add.
3963 (add_to_fences, add_clean_fence_to_fences)
3964 (add_dirty_fence_to_fences): Likewise.
3965 (move_fence_to_fences): Update call to merge_fences.
3966 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3968 * sel-sched-ir.h (struct _fence): New field issue_more.
3969 (FENCE_ISSUE_MORE): New accessor macro.
3971 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3973 PR rtl-optimization/42388
3974 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3975 that have no predecessors nor successors. Do not call move_bb_info
3976 for empty blocks outside of current region.
3978 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3980 PR rtl-optimization/42294
3981 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3982 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3983 originators' originators.
3985 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3987 PR rtl-optimization/39453
3988 PR rtl-optimization/42246
3989 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3991 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3993 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3994 Alexander Monakov <amonakov@ispras.ru>
3997 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3998 (maybe_tidy_empty_bb): ... here. Make static. Add new
3999 argument. Update all callers.
4000 (tidy_control_flow): ... and here. Recompute topological order
4001 of basic blocks in region if necessary.
4002 (sel_redirect_edge_and_branch): Change return type. Return true
4003 if topological order might have been invalidated.
4004 (purge_empty_blocks): Export and move from...
4005 * sel-sched.c (purge_empty_blocks): ... here.
4006 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4007 (maybe_tidy_empty_bb): Delete prototype.
4008 (purge_empty_blocks): Declare.
4010 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4012 PR rtl-optimization/42249
4013 * sel-sched.c (try_replace_dest_reg): When chosen register
4014 and original register is the same, do not bail out early, but
4015 still check all original insns for validity of replacing destination
4016 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4019 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4022 Port from no-undefined-overflow branch:
4023 2009-03-09 Richard Guenther <rguenther@suse.de>
4025 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4027 2010-01-14 Richard Guenther <rguenther@suse.de>
4030 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4032 2010-01-14 Ira Rosen <irar@il.ibm.com>
4034 PR tree-optimization/42709
4035 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4036 as scalar type in creation of constant vector operand.
4038 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4041 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4042 (check-parallel-%): Match `testsuite' directory component only
4045 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4047 PR translation/39521
4048 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4051 2010-01-13 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/42730
4054 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4057 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4060 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4061 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4064 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4066 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4067 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4068 ___umulsi3_highpart.
4070 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4071 rather than schedule_insns if the pass is enabled.
4073 2010-01-13 Martin Jambor <mjambor@suse.cz>
4075 PR tree-optimization/42704
4076 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4079 2010-01-13 Martin Jambor <mjambor@suse.cz>
4081 PR tree-optimization/42703
4082 * tree-sra.c (analyze_access_subtree): Check that we can build a
4083 reference to the original data within the aggregate.
4085 2010-01-13 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/42705
4088 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4090 2010-01-13 Richard Guenther <rguenther@suse.de>
4093 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4095 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4098 * var-tracking.c (values_to_unmark): New variable.
4099 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4100 values_to_unmark vector. Moved body to...
4101 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4102 instead queue it into values_to_unmark vector.
4103 (vt_find_locations): Free values_to_unmark vector.
4105 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4107 * config/s390/s390.c (override_options): Set
4108 default of max-pending-list-length to 256
4110 2010-01-13 Richard Guenther <rguenther@suse.de>
4113 * tree-pass.h (PROP_gimple_lcx): New.
4114 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4115 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4116 before the final cleanup_eh.
4117 (dump_properties): Dump PROP_gimple_lcx.
4118 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4119 (tree_lower_complex_O0): Remove.
4120 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4121 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4122 tree_lower_complex, schedule TODO_update_ssa.
4123 * lto-streamer-out.c (output_function): Stream the functions
4125 * lto-streamer-in.c (input_function): Likewise.
4126 (lto_read_body): Do not override them here.
4128 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4131 * c-typeck.c (build_c_cast): Fold value cast to union type before
4132 wrapping it in a CONSTRUCTOR.
4134 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4136 PR rtl-optimization/42699
4137 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4140 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4142 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4143 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4144 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4145 SUBTARGET_WARN_UNUSED_SPEC): ... here
4146 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4148 2010-01-12 Julian Brown <julian@codesourcery.com>
4150 * config/arm/neon-schedgen.ml (Utils): Don't try to
4151 open missing module.
4152 (find_with_result): New.
4154 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4157 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4158 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4160 PR tree-optimization/42645
4161 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4162 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4163 decl_map, set processing_debug_stmt to -1 and return name without
4166 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4168 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4169 binutils version, and reword target configuration description.
4171 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4173 * config/avr/avr.h (LINKER_NAME): Remove.
4175 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4178 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4179 that support VSX, warn for -mno-altivec if vsx is not disabled,
4182 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4183 Shujing Zhao <pearly.zhao@oracle.com>
4185 PR translation/42469
4186 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4187 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4188 character between option name and help text.
4189 * c.opt (imultilib): Likewise.
4191 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4193 * lto-streamer-out.c (output_unreferenced_globals): Output static
4196 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4198 PR rtl-optimization/42621
4199 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4200 optimizing for size.
4201 (duplicate_computed_gotos): Remove now-redundant check.
4203 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4206 * configure.ac: Save and restore LDFLAGS and LIBS
4207 * configure: Regenerate.
4209 2010-01-10 Richard Guenther <rguenther@suse.de>
4212 * builtins.c (fold_builtin_strlen): Add type argument and
4213 convert the resulting length to it.
4214 (fold_builtin_1): Adjust.
4216 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4218 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4219 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4221 (num_insns_constant_wide): Adjust for that change.
4223 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4226 * web.c (union_defs): Add used argument, to combine uses of
4228 (entry_register): Adjust type and tests of used argument.
4229 (web_main): Widen used for new use. Pass it to union_defs.
4230 * df.h (union_defs): Adjust prototype.
4232 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4235 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4236 uses in new incoming argument. Free body.
4237 (reset_debug_uses_in_loop): New.
4238 (analyze_insn_to_expand_var): Call the latter if the former found
4239 anything. Fix whitespace. Reject invalid dest overlaps before
4240 going through all insns in the loop.
4242 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4245 * haifa-sched.c (dying_use_p): Debug insns don't count.
4247 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4250 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4251 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4252 (verify_gimple_call): Reject LHS in noreturn calls.
4254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4258 * tree-vect-loop-manip.c (adjust_info): New type.
4259 (adjust_vec): New pointer to vector.
4260 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4261 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4262 (slpeel_update_phis_for_duplicate_loop): Use them.
4263 (slpeel_update_phi_nodes_for_guard1): Likewise.
4264 (slpeel_update_phi_nodes_for_guard2): Likewise.
4265 (slpeel_tree_peel_loop_to_edge): Likewise.
4266 (vect_update_ivs_after_vectorizer): Likewise.
4268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4270 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4271 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4275 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4276 bogus uninitialized warning.
4278 2010-01-09 Richard Guenther <rguenther@suse.de>
4281 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4282 the evolution is compatible with the initial condition.
4284 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4286 * gcc.c (process_command): Update copyright notice dates.
4287 * gcov.c (print_version): Likewise.
4288 * gcov-dump.c (print_version): Likewise.
4289 * mips-tfile.c (main): Likewise.
4290 * mips-tdump.c (main): Likewise.
4292 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4295 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4297 (rotlhi3_8): Delete.
4299 (rotlsi3_8): Delete.
4300 (rotlsi3_16): Delete.
4301 (rotlsi3_24): Delete.
4303 (*rotw<mode>3): New.
4304 (*rotb<mode>3): New.
4305 * config/avr/avr.c (avr_rotate_bytes): New function.
4306 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4308 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4311 * configure.ac: Modify -rdynamic check.
4312 * configure: Regenerate.
4314 2010-01-08 DJ Delorie <dj@redhat.com>
4316 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4317 register popping order.
4319 2010-01-08 Richard Guenther <rguenther@suse.de>
4322 * c.opt (fsigned-char): Also let LTO handle this option.
4323 (funsigned-char): Likewise.
4325 2010-01-07 Richard Guenther <rguenther@suse.de>
4327 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4328 (gimple_op): Likewise.
4329 (gimple_op_ptr): Likewise.
4330 (gimple_assign_set_lhs): Remove gcc_assert.
4331 (gimple_assign_set_rhs1): Likewise.
4332 (gimple_assign_set_rhs2): Likewise.
4333 (gimple_call_set_lhs): Likewise.
4334 (gimple_call_set_fn): Likewise.
4335 (gimple_call_set_fndecl): Likewise.
4336 (gimple_call_fndecl): Likewise.
4337 (gimple_call_return_type): Likewise.
4338 (gimple_call_set_chain): Likewise.
4339 (gimple_call_num_args): Likewise.
4340 (gimple_call_set_arg): Likewise.
4341 (gimple_cond_set_code): Likewise.
4342 (gimple_cond_set_lhs): Likewise.
4343 (gimple_cond_set_rhs): Likewise.
4344 (gimple_cond_set_true_label): Likewise.
4345 (gimple_cond_set_false_label): Likewise.
4346 (gimple_label_set_label): Likewise.
4347 (gimple_goto_set_dest): Likewise.
4348 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4349 (gimple_debug_bind_get_value): Likewise.
4350 (gimple_debug_bind_get_value_ptr): Likewise.
4351 (gimple_debug_bind_set_var): Likewise.
4352 (gimple_debug_bind_set_value): Likewise.
4353 (gimple_debug_bind_reset_value): Likewise.
4354 (gimple_debug_bind_has_value_p): Likewise.
4355 (gimple_return_retval_ptr): Remove gcc_assert.
4356 (gimple_return_retval): Likewise.
4357 (gimple_return_set_retval): Likewise.
4358 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4359 (safe_referenced_var_iterator): Remove.
4360 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4361 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4362 (fill_referenced_var_vec): Remove.
4363 (first_readonly_imm_use): Remove redundant gcc_assert.
4364 (phi_arg_index_from_use): Combine gcc_asserts.
4365 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4366 (first_imm_use_stmt): Remove redundant gcc_assert.
4367 * tree-cfg.c (verify_gimple_call): Verify function and chain
4368 operands. Verify arguments.
4369 (verify_types_in_gimple_stmt): Verify condition code and labels.
4371 2010-01-07 Richard Guenther <rguenther@suse.de>
4373 PR tree-optimization/42641
4374 * sese.c (rename_map_elt_info): Use the SSA name version, do
4377 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4379 PR tree-optimization/42625
4380 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4381 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4383 2010-01-07 Duncan Sands <baldrick@free.fr>
4385 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4387 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4390 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4391 note itself is not function_invariant_p.
4393 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4395 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4396 Do not add the DF_NOTE problem.
4397 * store-motion.c (execute_rtl_store_motion): Likewise.
4399 2010-01-07 Martin Jambor <mjambor@suse.cz>
4401 PR tree-optimization/42157
4402 * tree-sra.c (compare_access_positions): Stabilize sort if both
4403 accesses have integer types, return zero immediately if they are the
4406 2010-01-06 Richard Henderson <rth@redhat.com>
4409 * haifa-sched.c (add_to_note_list): Merge into ...
4410 (concat_note_lists): ... here, and ...
4411 (unlink_other_notes, rm_other_notes): Merge into...
4412 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4413 NOTE_INSN_EPILOGUE_BEG.
4415 2010-01-06 Richard Guenther <rguenther@suse.de>
4417 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4418 not inline regular functions into always-inline functions.
4420 2010-01-06 Nick Clifton <nickc@redhat.com>
4422 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4423 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4425 (OVERRIDE_OPTIONS): Delete.
4426 (OPTIMIZATION_OPTIONS): Define.
4427 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4428 * config/rx/rx.c (rx_handle_option): Issue an error message if
4429 -mcpu=rx200 and -fpu are used together.
4430 (rx_set_optimization_options): New function. Issue an error
4431 message if an optimization attribute attempts to reset the FPU/
4432 math optimization pairing.
4433 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4434 * config/rx/rx.opt: Set the default to 32-bit doubles.
4435 * config/rx/t-rx: Add multilibs for -nofpu option.
4436 * doc/invoke.texi: Update documentation of RX options.
4438 2010-01-06 Richard Guenther <rguenther@suse.de>
4440 * tree-ssa-pre.c (name_to_id): New global.
4441 (alloc_expression_id): Simplify SSA name handling.
4442 (lookup_expression_id): Likewise.
4443 (init_pre): Zero name_to_id.
4444 (fini_pre): Free it.
4446 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4448 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4450 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4453 * config/i386/sse.md (smaxv2di3): New.
4454 (umaxv2di3): Likewise.
4455 (sminv2di3): Likewise.
4456 (uminv2di3): Likewise.
4458 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4461 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4462 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4463 (legitimize_tls_address): Likewise.
4464 (sparc_tls_referenced_p): Likewise.
4465 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4466 and adjust calls to legitimize_pic_address.
4467 (legitimate_constant_p) Use sparc_tls_referenced_p.
4468 (legitimate_pic_operand_p): Likewise.
4469 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4470 (sparc_tls_symbol_ref_1): Delete.
4471 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4472 (legitimize_tls_address): Make static, handle CONST patterns.
4473 (legitimize_pic_address): Make static, remove unused parameter and
4474 adjust recursive calls.
4475 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4476 and adjust call to legitimize_pic_address.
4477 (sparc_output_mi_thunk): Likewise.
4479 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4480 H.J. Lu <hongjiu.lu@intel.com>
4483 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4484 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4485 operands to make them signed.
4488 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4491 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4492 GTU to GT for V4SI and V2DI.
4494 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4495 (umin<mode>3): Removed.
4497 (uminv4si3): Likewise.
4499 2010-01-05 Martin Jambor <mjambor@suse.cz>
4501 PR tree-optimization/42462
4502 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4503 current_function_decl to helper functions and macros.
4505 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4508 * flags.h: Don't include real.h.
4509 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4510 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4511 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4512 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4513 * dominance.c: Update copyright.
4514 * gimple.c (walk_gimple_op): Remove inline.
4515 * tree-ssa-reassoc.c: Include real.h.
4516 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4517 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4519 2010-01-05 Nick Clifton <nickc@redhat.com>
4521 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4522 register to push into the stack frame when the accumulator has to
4523 be saved during interrupts.
4525 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4527 * doc/invoke.texi: Remove the documentation about option
4529 * common.opt (Wunreachable-code): Preserved for backward
4531 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4532 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4533 the backward compatibility flag section.
4535 2010-01-05 Richard Guenther <rguenther@suse.de>
4537 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4539 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4542 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4544 PR tree-optimization/42508
4545 * tree-sra.c (convert_callers): Check for recursive call
4546 by comparing cgraph nodes instead of decls.
4547 (modify_function): Call ipa_modify_formal_parameters also
4548 on all same_body aliases.
4550 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4551 cgraph nodes when checking for same_body aliases.
4553 2010-01-05 Richard Guenther <rguenther@suse.de>
4555 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4556 allocation and lookup.
4557 (get_or_alloc_expr_for_constant): Likewise.
4558 (phi_translate): Sink allocation.
4560 2010-01-04 Richard Guenther <rguenther@suse.de>
4562 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4563 a new entry only if needed.
4564 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4565 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4567 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4569 (phi_translate): Handle CONSTANTs early.
4571 2010-01-04 Martin Jambor <mjambor@suse.cz>
4573 PR tree-optimization/42398
4574 * tree-sra.c (struct access): Removed flag grp_different_types.
4575 (dump_access): Do not dump the removed flag.
4576 (sort_and_splice_var_accesses): Do not set the removed flag.
4577 (sra_modify_expr): Check for type compatibility directly.
4579 2010-01-04 Martin Jambor <mjambor@suse.cz>
4581 PR tree-optimization/42366
4582 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4583 edges with variable number of parameters.
4584 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4585 flag instead of asserting it.
4586 (ipa_read_node_info): Read uses_analysis_done flag.
4588 2010-01-04 Richard Guenther <rguenther@suse.de>
4590 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4591 iterative_hash_* as intended.
4592 (vn_reference_compute_hash): Likewise. Simplify hashing
4594 (vn_reference_lookup_2): Likewise.
4595 (vn_nary_op_compute_hash): Likewise.
4596 (vn_phi_compute_hash): Likewise.
4597 (expressions_equal_p): Remove strange code.
4598 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4599 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4600 (bitmap_insert_into_set_1): Take value-id as parameter.
4601 (add_to_value): Pass it.
4602 (bitmap_insert_into_set): Likewise.
4603 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4605 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4608 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4609 (do_self_spec): For switches with SWITCH_IGNORE set set also
4610 SWITCH_IGNORE_PERMANENTLY.
4611 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4614 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4616 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4617 tree of an unreferenced global var.
4619 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4622 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4623 GTU to GT for V4SI and V2DI.
4625 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4626 (umin<mode>3): Removed.
4628 (uminv4si3): Likewise.
4630 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4633 * collect2.c (main): Turn on trace in collect2 if -v is passed
4636 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4638 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4639 description of expression operand.
4641 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4643 * configure.ac: Add install-html to target_list for Make-hooks.
4644 * configure: Regenerate.
4645 * fortran/Make-lang.in (F95_HTMLFILES): New.
4646 (fortran.html): Use it.
4647 (fortran.install-html): New.
4648 * Makefile.in (install-html): Add lang.install-html.
4649 * java/Make-lang.in (JAVA_HTMLFILES): New.
4650 (java.html): Use it.
4651 (java.install-html): New.
4652 * objc/Make-lang.in (objc.install-html): New.
4653 * objcp/Make-lang.in (obj-c++.install-html): New.
4654 * cp/Make-lang.in (c++.install-html): New.
4655 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4656 * lto/Make-lang.in (lto.install-html): New.
4658 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4661 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4663 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4665 PR rtl-optimization/41862
4666 * store-motion.c (store_killed_in_insn, compute_store_table,
4667 remove_reachable_equiv_notes, replace_store_insn,
4668 build_store_vectors): Ignore all DEBUG_INSNs.
4670 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4673 * common.opt: Add dumpdir.
4675 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4677 (option_map): Add --dumpdir.
4679 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4681 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4683 * opts.c (decode_options): Try dump_dir_name first if
4684 dump_base_name isn't an absolute path.
4685 (common_handle_option): Handle OPT_dumpdir.
4687 * toplev.c (dump_dir_name): New.
4688 (print_switch_values): Also ignore -dumpdir.
4690 * toplev.h (dump_dir_name): New.
4692 2010-01-03 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/42589
4695 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4696 double-word expansion of bswap32.
4698 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4700 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4701 with BLOCK_FOR_INSN.
4702 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4703 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4704 noce_process_if_block): Likewise.
4705 * gcse.c (compute_local_properties, insert_expr_in_table,
4706 insert_set_in_table, canon_list_insert, find_avail_set,
4707 pre_insert_copy_insn): Likewise.
4709 * basic-block.h (BLOCK_NUM): Move from here...
4710 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4712 2010-01-03 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/42438
4715 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4716 contains_may_not_return_call flag.
4717 (BB_MAY_NOTRETURN): New.
4718 (valid_in_sets): Trapping nary operations are not valid
4719 in blocks that may not return.
4720 (insert_into_preds_of_block): Remove check for trapping expressions.
4721 (compute_avail): Compute also BB_MAY_NOTRETURN.
4723 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4725 * doc/invoke.texi: Add 2010 to copyright years.
4727 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4729 * config/sparc/sparc.c: Fix formatting nits.
4731 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4732 Alexander Monakov <amonakov@ispras.ru>
4734 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4736 2010-01-02 Richard Guenther <rguenther@suse.de>
4739 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4740 (simplify_switch_using_ranges): Mark to be removed edges
4743 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4745 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4747 * collect2.c (scan_libraries): Add missing argument in call to
4750 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4753 * config/alpha/predicates.md (aligned_memory_operand): Return false
4755 (unaligned_memory_operand): Return true for CQImode.
4756 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4757 doesn not cross aligned SImode word boundary.
4759 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4761 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4763 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4764 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4766 2010-01-02 Richard Guenther <rguenther@suse.de>
4769 * toplev.c (compile_file): Emit LTO marker properly. Change
4771 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4773 2010-01-01 Richard Guenther <rguenther@suse.de>
4776 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4778 2010-01-01 Richard Guenther <rguenther@suse.de>
4781 * c-decl.c (grokdeclarator): For zero-size arrays force
4782 structural equality checks as layout_type does.
4784 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4786 * builtins.c: Update copyright to 2010.
4788 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4791 * lto-streamer-out.c (produce_asm): Revert the last change.
4792 (copy_function): Likewise.
4794 * lto-streamer.c (lto_get_section_name): Skip any leading
4797 2010-01-01 Richard Guenther <rguenther@suse.de>
4800 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4804 Copyright (C) 2010 Free Software Foundation, Inc.
4806 Copying and distribution of this file, with or without modification,
4807 are permitted in any medium without royalty provided the copyright
4808 notice and this notice are preserved.