1 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4 (cgraph_remove_function_insertion_hook): Same.
5 (cgraph_call_function_insertion_hooks): Same.
7 2010-04-01 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
11 and TREE_THIS_VOLATILE.
12 (copy_ref_info): Likewise.
13 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
14 * tree.c (build6_stat): Ignore side-effects of all but arg5
15 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
18 2010-04-01 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/43607
21 * ipa-type-escape.c (check_call): Do not access non-existing
24 2010-04-01 Richard Guenther <rguenther@suse.de>
28 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
29 Jack Howarth <howarth@bromo.med.uc.edu>
31 * tree-profile.c (tree_init_ic_make_global_vars): Make static
34 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
36 * doc/install.texi (Prerequisites): Document libelf usability on
37 IRIX 5/6 and Solaris 2.
38 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
39 Update GNU as, GNU ld requirements.
40 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
41 Document Sun Studio compiler download.
42 Update and simplify as, ld recommendations.
43 (Specific, *-*-solaris2.7): Note obsoletion, removal.
45 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
47 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
48 with_tune_32 to pentium4.
50 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
54 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
56 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
59 Document GNU as requirement.
60 Update configure requirements.
61 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
63 Recomment IRIX 6.5.18+.
64 Document IDF/IDL requirement.
65 Document GNU as requirement.
66 Document GNU ld bootstrap failure.
67 Remove freeware.sgi.com reference.
69 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
71 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
72 UNIX V4.0, V5.0 obsoletion, removal.
73 Remove --with-gc=simple reference.
74 Update VM requirements during bootstrap.
75 Remove -oldas bootstrap description.
76 Update binutils reference.
77 Remove comparison failure note.
79 2010-03-31 Richard Guenther <rguenther@suse.de>
80 Zdenek Dvorak <ook@ucw.cz>
81 Sebastian Pop <sebastian.pop@amd.com>
84 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
85 with multiple arguments.
86 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
88 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
90 * graphite-dependences.c (print_pddr): Call print_pdr with an
92 * graphite-poly.c (debug_pdr): Add an extra argument for the
95 (print_pbb_domain): Same.
97 (print_scop_context): Same.
100 (debug_pbb_domain): Same.
104 (debug_scop_context): Same.
107 (print_scop_params): Same.
108 (debug_scop_params): Same.
109 (print_iteration_domain): Same.
110 (print_iteration_domains): Same.
111 (debug_iteration_domain): Same.
112 (debug_iteration_domains): Same.
113 (print_scattering_function): Same.
114 (print_scattering_functions): Same.
115 (debug_scattering_function): Same.
116 (debug_scattering_functions): Same.
117 * graphite-poly.h (debug_pdr): Update declaration.
119 (print_pbb_domain): Same.
121 (print_scop_context): Same.
124 (debug_pbb_domain): Same.
128 (debug_scop_context): Same.
131 (print_scop_params): Same.
132 (debug_scop_params): Same.
133 (print_iteration_domain): Same.
134 (print_iteration_domains): Same.
135 (debug_iteration_domain): Same.
136 (debug_iteration_domains): Same.
137 (print_scattering_function): Same.
138 (print_scattering_functions): Same.
139 (debug_scattering_function): Same.
140 (debug_scattering_functions): Same.
142 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
144 * graphite-poly.c (print_scattering_function_1): New.
145 (print_scattering_function): Call it.
146 (print_scop_params): Remove spaces at the end of lines.
149 * graphite-poly.h (print_cloog): Declared.
150 (debug_cloog): Declared.
152 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
154 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
156 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
157 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
158 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
159 to switch between adding the IV bump in loop->latch or in loop->header.
161 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
163 * graphite-poly.c (print_scattering_function): Pretty print following
166 (print_pbb_domain): Same.
167 (dump_gbb_cases): Same.
168 (dump_gbb_conditions): Same.
171 (print_scop_params): Same.
172 (print_scop_context): Same.
174 (print_pbb_body): New.
175 (lst_indent_to): New.
176 (print_lst): Start new lines with a #.
177 * graphite-poly.h (pbb_bb): New.
178 (pbb_index): Use pbb_bb.
179 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
181 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
183 2010-03-31 Jakub Jelinek <jakub@redhat.com>
185 * dwarf2out.c (size_of_die): For -gdwarf-4 use
186 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
187 and 0 instead of 1 for dw_val_class_flag.
188 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
189 dw_val_class_range_list, dw_val_class_loc_list,
190 dw_val_class_lineptr and dw_val_class_macptr, use
191 DW_FORM_flag_present for dw_val_class_flag and
192 DW_FORM_exprloc for dw_val_class_loc.
193 (output_die): For -gdwarf-4 print dw_val_class_loc
194 size as uleb128 instead of 1 or 2 bytes and don't print
195 anything for dw_val_class_flag.
197 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
198 instead of cselib_lookup following by tweaking locs->setting_insn.
201 * cselib.c (cselib_process_insn): Clear cselib_current_insn
202 even before returning from label, setjmp call or volatile asm
205 2010-03-31 Richard Guenther <rguenther@suse.de>
208 * cgraphunit.c (cgraph_output_in_order): Do not allocate
209 temporary data on stack.
211 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
213 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
214 (PUSHSECTION_ASM_OP): Remove.
215 (POPSECTION_ASM_OP): Remove.
216 (PUSHSECTION_FORMAT): Remove.
217 * config/sol2.h (PUSHSECTION_FORMAT): Define.
218 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
219 * config/sol2.c (solaris_output_init_fini): Use it.
221 2010-03-31 Jie Zhang <jie@codesourcery.com>
224 * opt-functions.awk (var_type_struct): Use signed char type
225 for simple variables.
227 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
229 * config/sol2.c: Include output.h.
230 (solaris_assemble_visibility): New function.
231 * config/t-sol2 (sol2.o): Add output.h dependency.
232 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
233 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
236 2010-03-31 Jakub Jelinek <jakub@redhat.com>
239 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
240 V2SImode or XFmode on PRE_DEC.
243 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
246 2010-03-31 Jie Zhang <jie@codesourcery.com>
249 * reload.h (caller_save_initialized_p): Declare.
250 * toplev.c (backend_init_target): Don't call
251 init_caller_save but set caller_save_initialized_p to false.
252 * caller-save.c (caller_save_initialized_p): Define.
253 (init_caller_save): Check caller_save_initialized_p.
254 * ira.c (ira): Call init_caller_save if flag_caller_saves.
256 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
259 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
260 and soft-fp/t-softfp to tmake_file.
261 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
262 (LIBGCC2_TF_CEXT): Define.
265 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
268 * cselib.c (n_useless_values): Document handling of debug locs.
269 (n_useless_debug_values, n_debug_values): New variables.
270 (new_elt_loc_list): Don't add to debug values, keep count.
271 (promote_debug_loc): New.
272 (cselib_reset_table): Zero new variables.
273 (entry_and_rtx_equal_p): Promote debug locs.
274 (discard_useless_locs): Increment n_useless_debug_values for
276 (remove_useless_values): Adjust n_useless_values and n_debug_values
277 with n_useless_debug_values.
278 (add_mem_for_addr): Promote debug locs.
279 (cselib_lookup_mem): Likewise.
280 (cselib_lookup_addr): Renamed to...
281 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
282 (cselib_log_lookup): ... this. Turn into...
283 (cselib_lookup_addr): ... new wrapper.
284 (cselib_lookup_from_insn): New.
285 (cselib_invalidate_regno): Increment n_useless_debug_values for
287 (cselib_invalidate_mem): Likewise.
288 (cselib_process_insn): Take n_deleted and n_debug_values into
289 account to guard remove_useless_value call.
290 (cselib_finish): Zero n_useless_debug_values.
291 * cselib.h (cselib_lookup_from_insn): Declare.
292 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
293 (sched_analyze_2): Likewise.
295 2010-03-30 Jakub Jelinek <jakub@redhat.com>
297 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
299 (adjust_mems): Replace narrowing SUBREG of expression containing
300 just PLUS, MINUS, MULT and ASHIFT of registers and constants
301 with operations in the narrower mode.
304 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
305 regs_invalidated_by_call instead all call_used_reg_set registers.
307 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
310 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
311 pointer comparisons with types_compatible_p.
312 * tree-vect-stmts.c (vectorizable_call): Same.
313 (vectorizable_condition): Same.
315 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
317 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
318 stack check if the mask would be zero.
320 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
321 Jack Howarth <howarth@bromo.med.uc.edu>
323 * tree-profile.c (tree_init_ic_make_global_vars): Make static
326 2010-03-30 Joseph Myers <joseph@codesourcery.com>
329 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
331 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
332 Include ___unordxf2 and ___unordtf2.
333 * config/i386/libgcc-glibc.ver: Do not define inheritance from
336 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
338 * config/lm32/t-lm32: New file.
339 * config.gcc: Use the above file when targetting lm32.
341 2010-03-28 Duncan Sands <baldrick@free.fr>
343 * Makefile.in (PLUGIN_HEADERS): Add except.h.
345 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
348 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
349 Improve vectorization cost model diagnostic.
351 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
354 * tree-vect-data-refs.c (vect_analyze_data_refs): When
355 compute_data_dependences_for_loop returns false, early exit
356 and output an extra diagnostic for the failed data reference
359 2010-03-29 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/43560
362 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
363 (can_sm_ref_p): Treat stores to readonly locations as trapping.
365 2010-03-29 Jie Zhang <jie@codesourcery.com>
368 * toplev.c (process_options): Set optimization_default_node
369 and optimization_current_node.
370 * opts.c (decode_options): Don't set optimization_default_node
371 and optimization_current_node.
373 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
375 * config/rtems.h: Abandon -qrtems_debug.
377 2010-03-28 Jan Hubicka <jh@suse.cz>
379 PR tree-optimization/43505
380 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
381 map should not be copied.
383 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
386 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
387 cdtors, set DECL_PRESERVE_P.
388 * ipa.c (cgraph_externally_visible_p): Return true if declaration
391 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
393 PR tree-optimization/43528
394 * stor-layout.c (place_field): Check that constant fits into
395 unsigned HWI when skipping calculation of MS bitfield layout.
397 2010-03-27 Jan Hubicka <jh@suse.cz>
400 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
401 notice_global_symbol work.
403 2010-03-27 Jakub Jelinek <jakub@redhat.com>
405 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
406 instead of dwarf2out_decl.
407 (struct var_loc_node): Remove section_label field.
408 (dwarf2out_function_decl): New function.
409 (dwarf2out_var_location): Don't set section_label field.
410 (dwarf2out_begin_function): Don't empty decl_loc_table here.
412 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
414 PR tree-optimization/43544
415 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
416 First argument for builtin vectorized function hook is now a
417 tree to be able to distinguish between machine specific and
419 * targhooks.c (default_builtin_vectorized_function): Ditto.
420 * targhooks.h (default_builtin_vectorized_function): Ditto.
421 * target.h (struct gcc_target): Ditto.
422 * tree-vect-stmts.c (vectorizable_function): Ditto.
423 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
424 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
427 2010-03-26 Joseph Myers <joseph@codesourcery.com>
430 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
431 nested binding iff it is a FUNCTION_DECL.
432 (store_parm_decls_newstyle): Pass nested=true to bind for
433 FUNCTION_DECLs amongst parameters.
435 2010-03-26 Jakub Jelinek <jakub@redhat.com>
437 * var-tracking.c (vt_expand_loc_callback): Don't run
438 cselib_expand_value_rtx_cb in dummy mode if
439 cselib_dummy_expand_value_rtx_cb returned false.
441 * var-tracking.c (emit_note_insn_var_location): For one part
442 notes with offset 0, don't add EXPR_LIST around the location.
443 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
444 add_location_or_const_value_attribute): Adjust for that change.
447 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
448 into first operand and location into second.
449 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
450 dw_cfi_oprnd_loc for DW_CFA_expression.
451 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
452 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
453 assume first argument is regnum and second argument is location.
455 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
458 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
459 of scratch register to DImode. Split to DImode comparison operator.
460 Use SImode subreg of scratch register in the multiplication.
461 (*cmp_sadd_sidi): Ditto.
462 (*cmp_ssub_si): Ditto.
463 (*cmp_ssub_sidi): Ditto.
465 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
469 Remove invalid assert and wrong comment.
471 2010-03-26 Jakub Jelinek <jakub@redhat.com>
474 * flags.h (final_insns_dump_p): New extern.
475 * final.c (final_insns_dump_p): New variable.
476 (rest_of_clean_state): Set it before -fdump-final-insns=
477 dumping, clear afterwards.
478 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
479 MEM_ALIAS_SET on MEMs.
481 2010-03-26 David S. Miller <davem@davemloft.net>
483 * configure.ac: Fix sparc GOTDATA_OP bug check.
484 * configure: Rebuild.
486 2010-03-26 Alan Modra <amodra@gmail.com>
488 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
490 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
492 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
493 TLS_SECTION_ASM_FLAG.
495 2010-03-25 Jakub Jelinek <jakub@redhat.com>
498 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
499 Clear first_function_block_is_cold.
502 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
503 argument if the argument is truth_value_p.
505 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
507 * config/rs6000/constraints.md: Update copyright year for my changes.
510 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
511 used in reg+reg addressing, swap registers.
513 2010-03-24 Jakub Jelinek <jakub@redhat.com>
516 * target.h (struct gcc_target): Add code_end hook.
517 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
519 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
520 * toplev.c (compile_file): Call targetm.asm_out.code_end
521 hook before unwind info/debug info output.
522 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
523 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
524 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
525 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
526 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
527 * config/i386/i386.c (ix86_file_end): Renamed to...
528 (ix86_code_end): ... this. Make static. Don't call
529 file_end_indicate_exec_stack. Emit unwind info using
530 final_start_function/final_end_function.
531 (darwin_x86_file_end): Remove.
532 (TARGET_ASM_CODE_END): Define.
533 * config/i386/i386.h (TARGET_ASM_FILE_END,
534 NEED_INDICATE_EXEC_STACK): Don't define.
535 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
536 (TARGET_ASM_FILE_END): Define to darwin_file_end.
537 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
538 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
541 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
542 at the beginning and final_end_function at the end.
543 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
545 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
548 and Sun as TLS syntax.
549 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
550 * configure: Regenerate.
551 * config.in: Regenerate.
552 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
553 (default_elf_asm_named_section): Use it.
554 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
555 (i386_output_dwarf_dtprel): Likewise.
556 (output_addr_const_extra): Likewise.
557 (output_pic_addr_const): Lowercase @GOTTPOFF.
558 (output_addr_const_extra): Likewise.
559 (output_pic_addr_const): Lowercase @GOTNTPOFF.
560 (output_addr_const_extra): Likewise.
561 (output_pic_addr_const): Lowercase @INDNTPOFF.
562 (output_addr_const_extra): Likewise.
563 (output_pic_addr_const): Lowercase @NTPOFF.
564 (output_addr_const_extra): Likewise.
565 (output_pic_addr_const): Lowercase @TPOFF.
566 (output_addr_const_extra): Likewise.
567 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
568 (*tls_global_dynamic_64): Likewise.
569 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
570 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
572 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
573 (ASM_OUTPUT_TLS_COMMON): Use it.
574 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
577 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
578 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
579 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
580 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
581 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
582 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
584 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * config/i386/i386.c (override_options): Don't accept
587 -mtls-dialect=sun any longer.
588 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
589 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
590 (*tls_local_dynamic_base_32_sun): Likewise.
591 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
593 2010-03-24 Jakub Jelinek <jakub@redhat.com>
596 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
597 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
600 * ira.c (adjust_cleared_regs): New function.
601 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
605 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
607 * expr.c (expand_expr_real): Restore previous
608 curr_insn_source_location and curr_insn_block after
609 expand_expr_real_1 call.
610 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
611 instead of expand_expr_real_1.
613 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
615 PR rtl-optimization/43413
616 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
619 2010-03-22 James E. Wilson <wilson@codesourcery.com>
622 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
623 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
625 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
627 * config/i386/i386.c (ix86_target_string): Add -mfma.
628 Fix a typo in comment.
630 2010-03-22 Mike Stump <mikestump@comcast.net>
633 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
634 Don't overly align based upon packed packed fields.
636 2010-03-22 Jason Merrill <jason@redhat.com>
638 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
639 Use () rather than [], and move before the element type.
641 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
643 * doc/configfiles.texi (Configuration Files): Removed
644 fixinc/Makefile*, intl/Makefile.*.
645 * doc/makefile.texi: Fixed markup. Abstract from version
647 (Makefile): Removed obsolete gcc/java/parse.y example.
648 * doc/sourcebuild.texi: Likewise.
649 (Top Level): Added config, gnattools, libdecnumber, libgcc,
650 libgomp, libssp. Removed fastjar.
651 (Miscellaneous Docs): Clarify location.
652 Added COPYING3, COPYING3.LIB.
653 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
655 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
658 * config/i386/i386.c (x86_function_profiler)
659 [!NO_PROFILE_COUNTERS]: Fix typo.
660 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
663 2010-03-22 Janis Johnson <janis187@us.ibm.com>
664 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
666 * doc/sourcebuild.texi (Test Directives): Split into six
667 subsections, with most of the current text in new subsections
668 Directives, Selectors, and Final Actions.
669 (Directives): Split list of test directives into multiple
671 (Selectors): Describe use and syntax of selectors.
672 (Effective-Target Keywords): Describe all existing keywords.
673 (Add Options): Describe features for dg-add-options.
674 (Require Support): Describe variants of dg-require-support.
675 (Final Actions): Describe commands to use in dg-final.
677 2010-03-22 Michael Matz <matz@suse.de>
680 * recog.c (validate_replace_rtx_group): Replace also in
681 REG_EQUAL and REG_EQUIV notes.
683 2010-03-22 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/43390
686 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
687 sure vector extracts are type correct.
689 2010-03-22 Richard Guenther <rguenther@suse.de>
692 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
693 x * sqrt (x) even when optimizing for size if the target
694 has native support for sqrt.
696 2010-03-22 Jakub Jelinek <jakub@redhat.com>
698 * varasm.c (make_decl_rtl_for_debug): Also clear
699 flag_mudflap for the duration of make_decl_rtl call.
702 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
703 locs from preserved VALUEs.
705 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
708 * pa.md (movmemsi): Set align to one if zero.
709 (movmemdi): Likewise.
711 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
714 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
715 with their corresponding prologue pushes.
717 2010-03-20 Andrew Pinski <pinskia@gmail.com>
720 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
721 at the begining or end.
722 (spu_expand_epilogue): Likewise.
724 2010-03-20 Richard Guenther <rguenther@suse.de>
726 PR rtl-optimization/43438
727 * combine.c (make_extraction): Properly zero-/sign-extend an
728 extraction of the low part of a CONST_INT. Also handle
731 2010-03-19 Mike Stump <mikestump@comcast.net>
733 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
734 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
735 (override_options): Use SUBTARGET32_DEFAULT_CPU.
737 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
740 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
743 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
745 PR rtl-optimization/42258
746 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
747 use that may match DEF.
750 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
751 the cost of loading the constant rather than assuming
753 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
754 outer code is AND, do the same tests as the andsi3 expander and
755 return COSTS_N_INSNS (1) if and is cheap.
757 * optabs.c (avoid_expensive_constant): Fix formatting.
759 2010-03-19 Michael Matz <matz@suse.de>
762 * attribs.c (decl_attributes): When rebuilding a function pointer
763 type use the same qualifiers as the original pointer type.
765 2010-03-19 Martin Jambor <mjambor@suse.cz>
767 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
768 and is_gimple_ip_invariant_address.
770 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
773 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
775 * config/arm/arm.c (arm_override_options): Turn off
776 flag_dwarf2_cfi_asm for AAPCS variants.
778 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
781 * config/arm/arm.c (emit_multi_reg_push): Update comments.
782 Use PRE_MODIFY instead of PRE_DEC.
783 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
784 (vfp_emit_fstmd): Likewise.
786 2010-03-19 Michael Matz <matz@suse.de>
789 * builtins.c (expand_builtin_interclass_mathfn,
790 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
793 2010-03-19 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/43415
796 * tree-ssa-pre.c (phi_translate): Split out worker to ...
797 (phi_translate_1): ... this.
798 (phi_translate): Move all caching here. Cache all NARY
799 and REFERENCE translations.
801 2010-03-19 David S. Miller <davem@davemloft.net>
803 With help from Eric Botcazou.
804 * config/sparc/sparc.c: Include dwarf2out.h.
805 (emit_pic_helper): Delete.
806 (pic_helper_symbol_name): Delete.
807 (pic_helper_emitted_p): Delete.
808 (pic_helper_needed): New.
809 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
810 (get_pc_thunk_name): New.
811 (load_pic_register): Remove 'delay_pic_helper' arg. Use
812 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
813 Set pic_helper_needed to true. Don't call emit_pic_helper.
814 (sparc_expand_prologue): Update load_pic_register call.
815 (sparc_output_mi_thunk): Likewise.
816 (sparc_file_end): Emit a hidden comdat symbol for the PIC
817 thunk if possible. Output CFI information as needed.
819 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
820 Jack Howarth <howarth@bromo.med.uc.edu>
823 * config/i386/i386.h: Fix ABI on darwin x86-32.
825 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
827 * tree.h: Declare make_decl_rtl_for_debug.
828 * varasm.c (make_decl_rtl_for_debug): New.
829 * dwarf2out.c (rtl_for_decl_location): Call it.
830 * cfgexpand.c (expand_debug_expr): Call it.
832 2010-03-18 Jakub Jelinek <jakub@redhat.com>
835 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
839 * var-tracking.c (vt_init_cfa_base): Do nothing if
840 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
842 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
845 * var-tracking.c (canonicalize_vars_star): New.
846 (dataflow_post_merge_adjust): Use it.
848 2010-03-18 Jakub Jelinek <jakub@redhat.com>
851 * var-tracking.c (non_suitable_const): New function.
852 (add_uses): For DEBUG_INSNs with constants, don't record any
853 value, instead just the constant value itself.
854 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
855 is not VAR_LOC_UNKNOWN_P, set var to the constant.
856 (emit_notes_in_bb): Likewise.
857 (emit_note_insn_var_location): For onepart variables if
858 cur_loc is a VOIDmode constant, use DECL_MODE.
860 2010-03-18 Martin Jambor <mjambor@suse.cz>
863 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
864 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
865 all non-clones. Moved call redirection...
866 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
867 (cgraph_materialize_all_clones): Dispose of all
868 combined_args_to_skip bitmaps.
869 (verify_cgraph_node): Do not check for edges pointing to wrong
870 nodes in inline clones.
871 * tree-inline.c (copy_bb): Call
872 cgraph_redirect_edge_call_stmt_to_callee.
873 * ipa.c (cgraph_remove_unreachable_nodes): Call
874 cgraph_node_remove_callees even when there are used clones.
876 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
880 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
886 2010-03-18 Michael Matz <matz@suse.de>
889 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
890 into sqrt(x) if we need to preserve signed zeros.
892 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
893 Eric Botcazou <ebotcazou@adacore.com>
895 PR rtl-optimization/43360
896 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
897 note if we don't know its invariant status.
899 2010-03-18 Michael Matz <matz@suse.de>
901 PR tree-optimization/43402
902 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
903 PHI chains of ssa names registered for update.
905 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
908 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
909 non-offsettable and pre_modify update addressing.
910 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
911 and "2" alternatives "#".
912 (*movdd_softfloat32): Make all alternatives "#";
913 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
914 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
915 (*movdf_softfloat32): Make all alternatives "#";
916 (movdi): Use the new DIFD mode iterator to create a common splitter
917 for movdi, movdf and movdd patterns.
919 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
921 * common.opt (dumpdir): Remove redundant tab.
923 2010-03-17 Martin Jambor <mjambor@suse.cz>
925 PR tree-optimization/43347
926 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
927 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
929 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
931 PR rtl-optimization/42216
932 * regrename.c (create_new_chain): New function, broken out from...
933 (scan_rtx_reg): ... here. Call it. Handle the case where we are
934 appending a use to an empty chain.
935 (build_def_use): Remove previous changes that convert OP_INOUT to
936 OP_OUT operands; instead detect the case where an OP_INOUT operand
937 uses a previously untracked register and create an empty chain for it.
939 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
941 * doc/extend.texi (Function Attributes): Rewrite unfinished
942 sentence in ms_abi documentation.
944 2010-03-17 Alan Modra <amodra@gmail.com>
946 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
947 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
948 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
949 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
951 2010-03-16 Richard Henderson <rth@redhat.com>
954 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
955 (lower_try_finally): Save and restore eh_seq around the expansion
958 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
960 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
961 statements before splitting block.
963 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965 * doc/sourcebuild.texi (Testsuites): Fix markup.
966 Use pathnames relative to gcc/testsuite.
967 (Test Directives): Move description of how timeout is determined.
968 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
969 (C Tests): Correct gcc.misc-tests directory.
970 Framework tests now live in gcc.test-framework.
972 2010-03-16 Richard Guenther <rguenther@suse.de>
975 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
976 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
978 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
979 Alexandre Oliva <aoliva@redhat.com>
981 PR tree-optimization/42917
982 * lambda-code.c (remove_iv): Skip debug statements.
983 (lambda_loopnest_to_gcc_loopnest): Likewise.
984 (not_interesting_stmt): Debug statements are not interesting.
986 2010-03-16 Jakub Jelinek <jakub@redhat.com>
990 * cselib.c (cselib_preserve_constants,
991 cfa_base_preserved_val): New static variables.
992 (preserve_only_constants): New function.
993 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
994 clear its REG_VALUES. If cselib_preserve_constants, don't
995 empty the whole hash table, but preserve there VALUEs with constants,
996 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
997 (cselib_preserve_cfa_base_value): New function.
998 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
999 (cselib_init): Change argument to int bitfield. Set
1000 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1002 (cselib_finish): Clear cselib_preserve_constants and
1003 cfa_base_preserved_val.
1004 * cselib.h (enum cselib_record_what): New enum.
1005 (cselib_init): Change argument to int.
1006 (cselib_preserve_cfa_base_value): New prototype.
1007 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1008 * dse.c (dse_step1): Likewise.
1009 * cfgcleanup.c (thread_jump): Likewise.
1010 * sched-deps.c (sched_analyze): Likewise.
1011 * gcse.c (local_cprop_pass): Likewise.
1012 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1013 If FN is non-NULL, call the callback always and whenever it returns
1014 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1015 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1016 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1017 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1018 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1019 * var-tracking.c: Include recog.h.
1020 (bb_stack_adjust_offset): Remove.
1021 (vt_stack_adjustments): Don't call it, instead just gather the
1022 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1023 (adjust_stack_reference): Remove.
1024 (compute_cfa_pointer): New function.
1025 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1026 (struct adjust_mem_data): New type.
1027 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1029 (get_address_mode): New function.
1030 (replace_expr_with_values): Use it.
1031 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1032 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1033 (adjust_sets): Remove.
1034 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1035 Use get_address_mode.
1036 (get_adjusted_src): Remove.
1037 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1038 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1039 (add_with_sets): Don't call adjust_sets.
1040 (fp_setter, vt_init_cfa_base): New functions.
1041 (vt_initialize): Change return type to bool. Move most of pool etc.
1042 initialization to the beginning of the function from end. Pass
1043 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1044 If !frame_pointer_needed, call vt_stack_adjustment before mos
1045 vector is filled, call vt_init_cfa_base if argp/framep has been
1046 eliminated to sp. If frame_pointer_needed and argp/framep has
1047 been eliminated to hard frame pointer, set
1048 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1049 encountering fp setter in the prologue. For MO_ADJUST, call
1050 log_op_type before pusing the op into mos vector, not afterwards.
1051 Call adjust_insn before cselib_process_insn/add_with_sets,
1052 call cancel_changes (0) afterwards.
1053 (variable_tracking_main_1): Adjust for vt_initialize calling
1054 vt_stack_adjustments and returning whether it succeeded or not.
1056 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1058 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1061 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1063 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1065 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1066 drap_reg has not been set.
1068 2010-03-15 Michael Matz <matz@suse.de>
1071 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1072 use it to expand block copies.
1073 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1074 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1075 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1077 2010-03-15 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/43367
1080 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1083 2010-03-15 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/43317
1086 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1088 2010-03-15 Martin Jambor <mjambor@suse.cz>
1090 PR tree-optimization/43141
1091 * tree-sra.c (create_abstract_origin): New function.
1092 (modify_function): Call create_abstract_origin.
1094 2010-03-15 Chris Demetriou <cgd@google.com>
1096 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1099 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1102 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1103 call insert_out_of_ssa_copy for default definitions.
1105 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1107 * graphite-clast-to-gimple.c (my_long_long): Defined.
1108 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1109 * graphite-sese-to-poly.c (my_long_long): Defined.
1110 (scop_ivs_can_be_represented): Use it.
1112 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1114 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1115 graphite-max-bbs-per-function, and loop-block-tile-size.
1116 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1118 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1120 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1122 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1123 forward declaration.
1124 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1125 (add_upper_bounds_from_estimated_nit): New.
1126 (build_loop_iteration_domains): Use it.
1128 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1130 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1132 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1135 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1136 should be an INTEGER_CST. Also handle CASE_CONVERT.
1138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1140 * graphite.c (graphite_initialize): To bound the number of bbs per
1141 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1142 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1143 * doc/invoke.texi: Document it.
1145 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1147 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1148 * graphite-sese-to-poly.h (build_poly_scop): Same.
1150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1152 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1153 the number of parameters in the scop. Use as an upper bound
1154 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1155 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1156 * doc/invoke.texi: Document it.
1158 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1160 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1161 * doc/c-tree.texi: Remove.
1162 * doc/generic.texi: Merge c-tree.texi here.
1163 * doc/gccint.texi (Trees): Remove menu entry.
1164 (c-tree.texi): Remove @include.
1165 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1166 * doc/languages.texi (Reading RTL): Ditto.
1168 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1171 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1173 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1176 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1177 code added to work around reload clobbering CONST insns.
1179 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1181 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1182 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1183 (cselib_preserve_only_values): Remove retain argument, don't
1184 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1185 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1186 * var-tracking.c (micro_operation): Move insn field before union.
1187 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1188 (struct variable_tracking_info_def): Remove n_mos field, change
1189 mos into a vector of micro_operations.
1190 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1191 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1192 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1193 changing into a vector.
1194 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1195 come before all other uops generated by add_stores.
1196 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1198 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1199 a vector. Run just one pass over the bbs instead of separate counting
1200 and computation phase.
1201 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1204 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1205 into *nonlocalized_list vector.
1206 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1207 even if origin is non-NULL.
1208 (gen_variable_die): Likewise.
1209 (process_scope_var): Don't change origin.
1210 (gen_decl_die): Likewise.
1211 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1212 before adding new edges instead of after it, fix moving over
1215 2010-03-11 David S. Miller <davem@davemloft.net>
1217 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1219 * configure: Rebuild.
1221 2010-03-11 Martin Jambor <mjambor@suse.cz>
1223 PR tree-optimization/43257
1224 * tree.c (assign_assembler_name_if_neeeded): New function.
1225 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1227 * tree.h (assign_assembler_name_if_neeeded): Declare.
1228 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1229 the function if needed.
1231 2010-03-11 Chris Demetriou <cgd@google.com>
1233 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1234 include/stdint-gcc.h, and include/stdint.h world-readable.
1236 2010-03-11 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/43255
1239 * tree-vrp.c (process_assert_insertions_for): Do not insert
1240 asserts for trivial conditions.
1242 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1244 PR tree-optimization/43280
1245 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1246 generation. Move calculation of size out of the if branch.
1247 (find_bswap): Modify compare number generation.
1249 2010-03-11 Richard Guenther <rguenther@suse.de>
1252 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1253 (input_gimple_stmt): Fixup handled component types during
1254 operand read. Also fix up decls in ADDR_EXPRs.
1256 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1258 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1259 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1261 2010-03-10 Jan Hubicka <jh@suse.cz>
1264 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1265 * varasm.c (get_variable_section): Don't do that here...
1266 (make_decl_rtl): ... and here.
1267 (do_assemble_alias): Produce decl RTL.
1268 (assemble_alias): Likewise.
1270 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1273 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1274 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1276 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1277 (based_loc_descr): Only express drap or vdrap regno based expressions
1278 using DW_OP_fbreg when not optimizing.
1279 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1280 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1281 REG_CFA_SET_VDRAP note.
1283 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1285 PR tree-optimization/43236
1286 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1287 error in calculation of base address in reverse iteration case.
1288 (generate_builtin): Take number of latch executions if the statement
1291 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1294 * tree-eh.c: Include pointer-set.h.
1295 (lower_eh_dispatch): Filter out duplicate case labels and
1296 remove the unneeded edge when the label is unused. Return
1297 true when some edges are removed.
1298 (execute_lower_eh_dispatch): When any lowering resulted in
1299 removing an edge, also delete unreachable blocks.
1301 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1304 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1305 UNSPEC_MACHOPIC_OFFSET.
1307 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1310 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1311 (m68k_delegitimize_address): New function.
1313 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1316 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1319 * var-tracking.c (adjust_sets): New function.
1320 (count_with_sets, add_with_sets): Use it.
1321 (get_adjusted_src): New inline function.
1322 (add_stores): Use it.
1325 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1326 call cselib_dummy_expand_value_rtx_cb instead of
1327 cselib_expand_value_rtx_cb.
1330 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1331 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1332 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1333 and .cfi_endproc around the pic thunks.
1334 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1335 all queued unwind info register saves are saved before the call.
1336 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1337 considered as sp-=4 for unwind info and the pop as sp+=4 which
1338 also clobbers dest, but doesn't actually restore it.
1341 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1342 RTX_FRAME_RELATED_P.
1344 2010-03-09 Jie Zhang <jie@codesourcery.com>
1346 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1347 whitespaces in output template.
1349 2010-03-09 Jie Zhang <jie@codesourcery.com>
1351 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1354 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1356 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1357 builtins.exp in a separate job.
1359 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1361 * graphite-sese-to-poly.c (add_param_constraints): Use
1362 lower_bound_in_type and upper_bound_in_type.
1364 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1366 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1367 instead of unsigned_type_node.
1369 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1370 Reza Yazdani <reza.yazdani@amd.com>
1373 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1374 on pointer type parameters.
1376 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1380 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1381 handle conversions from pointer to integers.
1382 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1383 induction variable, to be able to work with code generated by CLooG.
1384 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1385 (build_poly_scop): Bail out if we cannot codegen a loop.
1387 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1389 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1390 code generation with gloog_error.
1392 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1394 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1395 Call fold_convert on all the returned values.
1396 (expand_scalar_variables_expr): Pass to
1397 expand_scalar_variables_ssa_name the type of the resulting expression.
1399 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1401 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1402 ppl_min_for_le_pointset.
1403 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1404 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1406 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-dependences.c (map_into_dep_poly): Removed.
1409 (dependence_polyhedron_1): Use combine_context_id_scat.
1411 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1413 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1414 (struct poly_bb): Same.
1415 (combine_context_id_scat): New.
1417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1420 * sese.c (name_defined_in_loop_p): Return false for default
1423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1425 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1426 and clean up the logic.
1428 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1430 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1433 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1435 * var-tracking.c (remove_cselib_value_chains): Define only for
1437 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1438 delete_slot_part, emit_notes_for_differences_1): Don't call
1439 remove_cselib_value_chains here.
1440 (set_slot_part, emit_notes_for_differences_2): Don't call
1441 add_cselib_value_chains here.
1442 (preserved_values): New vector.
1443 (preserve_value): New function.
1444 (add_uses, add_stores, vt_add_function_parameters): Use it
1445 instead of cselib_preserve_value.
1446 (changed_values_stack): New vector.
1447 (check_changed_vars_0): New function.
1448 (check_changed_vars_1, check_changed_vars_2): Use it.
1449 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1450 changed_values_stack VALUEs.
1451 (vt_emit_notes): For all preserved_values call
1452 add_cselib_value_chains. If ENABLE_CHECKING call
1453 remove_cselib_value_chains before verifying value_chains is empty.
1454 Initialize and free changed_values_stack.
1455 (vt_initialize): Initialize preserved_values.
1456 (vt_finalize): Free preserved_values.
1458 2010-03-08 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/43269
1461 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1464 2010-03-08 Martin Jambor <mjambor@suse.cz>
1466 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1467 (ipa_is_param_called): Removed.
1468 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1469 (ipa_print_node_params): Do not print the called flag.
1470 (ipa_write_node_info): Do not stream the called flag.
1471 (ipa_read_node_info): Likewise.
1473 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1476 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1477 * cselib.c (struct expand_value_data): Add dummy field.
1478 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1480 (cselib_dummy_expand_value_rtx_cb): New function.
1481 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1483 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1484 * var-tracking.c: Include pointer-set.h.
1485 (variable): Change n_var_parts to char from int. Add
1486 cur_loc_changed and in_changed_variables fields.
1487 (variable_canonicalize): Remove.
1488 (shared_var_p): New inline function.
1489 (unshare_variable): Maintain cur_loc_changed and
1490 in_changed_variables fields. If var was in changed_variables,
1491 replace it there with new_var. Just copy cur_loc instead of
1492 resetting it to something else.
1493 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1494 (dataflow_set_union): Don't call variable_canonicalize.
1495 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1496 of their DEBUG_EXPR_TREE_DECLs.
1497 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1498 and in_changed_variables and cur_loc_changed is false.
1499 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1500 and cur_loc_changed. Don't update cur_loc here.
1501 (variable_merge_over_src): Don't call variable_canonicalize.
1502 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1503 removing loc that is equal to cur_loc, clear cur_loc,
1504 set cur_loc_changed and ensure variable_was_changed is called.
1505 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1506 compare pointers in cur_loc check, if it is equal to loc,
1507 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1508 (variable_different_p): Remove compare_current_location argument,
1509 don't compare cur_loc.
1510 (dataflow_set_different_1): Adjust variable_different_p caller.
1511 (variable_was_changed): If dv had some var in changed_variables
1512 already, reset in_changed_variables flag for it and propagate
1513 cur_loc_changed over to the new variable. On empty var
1514 always set cur_loc_changed. Set in_changed_variables on whatever
1515 var is added to changed_variables.
1516 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1517 Use shared_var_p. When removing loc that is equal to cur_loc,
1518 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1519 end, don't set it to something else, just call variable_was_changed.
1520 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1521 loc being removed, clear cur_loc and set cur_loc_changed.
1522 Set cur_loc_changed if all locations have been removed.
1523 (struct expand_loc_callback_data): New type.
1524 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1525 allocated. Always create SUBREGs if simplify_subreg failed.
1526 Prefer to use cur_loc, when that fails and still in
1527 changed_variables (and seen first time) recompute it. Set
1528 cur_loc_changed of variables which had to change cur_loc and
1529 compute elcd->cur_loc_changed if any of the subexpressions used
1530 had to change cur_loc.
1531 (vt_expand_loc): Adjust to pass arguments in
1532 expand_loc_callback_data structure.
1533 (vt_expand_loc_dummy): New function.
1534 (emitted_notes): New variable.
1535 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1536 that weren't used for any other decl in current
1537 emit_notes_for_changes call call vt_expand_loc_dummy to update
1538 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1539 first loc_chain location if NULL before. Always use just
1540 cur_loc instead of first loc_chain location. When cur_loc_changed
1541 is false, when not --enable-checking=rtl just don't emit any note.
1542 When rtl checking, compute the note and assert it is the same
1543 as previous note. Clear cur_loc_changed and in_changed_variables
1544 at the end before removing from changed_variables.
1545 (check_changed_vars_3): New function.
1546 (emit_notes_for_changes): Traverse changed_vars to call
1547 check_changed_vars_3 on each changed var.
1548 (emit_notes_for_differences_1): Clear cur_loc_changed and
1549 in_changed_variables. Recompute cur_loc of new_var.
1550 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1551 (vt_emit_notes): Initialize and destroy emitted_notes.
1553 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1555 PR rtl-optimization/42220
1556 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1557 Use verify_reg_tracked to determine if we should use OP_OUT rather
1559 (build_def_use): If we see an in-out operand for a register that we
1560 know nothing about, treat is an output if possible, fail the block if
1563 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1566 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1569 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1572 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1573 uses of relevant DEFs that are dead outside the loop too.
1575 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1577 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1579 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1581 * var-tracking.c (values_to_unmark): New variable.
1582 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1583 values_to_unmark vector. Moved body to...
1584 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1585 instead queue it into values_to_unmark vector.
1586 (vt_find_locations): Free values_to_unmark vector.
1588 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1590 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1591 (site.exp): Export them when plugins are enabled.
1593 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1596 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1598 (chrec_fold_multiply): Same.
1600 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1603 * c-decl.c (build_compound_literal): Return early if init is
1606 2010-03-04 Martin Jambor <mjambor@suse.cz>
1608 PR tree-optimization/43164
1609 PR tree-optimization/43191
1610 * tree-sra.c (type_consists_of_records_p): Reject records with
1611 zero-size bit-fields at the end.
1613 2010-03-04 Mike Stump <mikestump@comcast.net>
1615 * Makefile.in (TAGS): Remove *.y.
1617 2010-03-04 Richard Guenther <rguenther@suse.de>
1619 PR tree-optimization/40761
1620 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1622 (my_rev_post_order_compute): New function.
1623 (init_pre): Call it.
1625 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1628 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1629 decrease the cost of an IV candidate when the cost is infinite.
1631 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1633 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1634 Use '3DNow!' for the extension of that name, ensure normal space
1636 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1638 2010-03-03 Jeff Law <law@redhat.com>
1640 * PR middle-end/32693
1641 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1642 than gen_rtx_SUBREG.
1643 (extract_bit_field_1): Likewise.
1645 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1647 * doc/sourcebuild.texi (Test directives): Document that arguments
1648 include-opts and exclude-opts are now optional for dg-skip-if,
1649 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1651 2010-03-03 Jason Merrill <jason@redhat.com>
1654 * cgraph.h (varpool_node): Add extra_name field.
1655 * varpool.c (varpool_extra_name_alias): New.
1656 (varpool_assemble_decl): Emit extra name aliases.
1657 (varpool_mark_needed_node): Look past an extra name alias.
1658 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1659 * lto-streamer-in.c (lto_input_tree): Read it.
1660 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1662 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1664 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1665 (sparc*-*-solaris2*): ...this.
1667 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1670 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1671 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1672 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1673 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1676 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1677 fallthrough to default handling, just with want_address 0 instead of 2.
1678 For single element lists, add_AT_loc directly, otherwise create an
1679 artificial variable DIE and stick location list to it.
1682 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1683 (VAL_EXPR_HAS_REVERSE): Define.
1684 (reverse_op): New function.
1685 (add_stores): For reversible operations add an extra MO_VAL_USE.
1687 2010-03-02 Jason Merrill <jason@redhat.com>
1689 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1691 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1693 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1694 (sparc64-*-linux*): Likewise.
1695 (sparc64-*-solaris2*): Include assembler files before linker ones.
1696 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1697 * config/sparc/gas.h: Delete.
1698 * config/sparc/sol2-64.h: Add copyright notice.
1699 * config/sparc/sol2-gas-bi.h: Likewise.
1700 * config/sparc/sol2-gld.h: Likewise.
1701 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1702 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1703 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1704 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1705 (sparc_elf_asm_named_section): Rename into...
1706 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1708 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1710 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1712 2010-03-02 Jeff Law <law@redhat.com>
1715 * reload1.c (rtx_p, substitute_stack): Declare.
1716 (substitute): Record addresses of changed rtxs.
1717 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1718 Restore the original rtx when complete.
1719 (reload): Free subsitute_stack when complete.
1721 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1723 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1724 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1726 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1727 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1728 Torture Tests): Change from subsection to section.
1730 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1731 Steven Bosscher <steven@gcc.gnu.org>
1733 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1736 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1739 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1740 the assignment from the new induction variable to the assignment
1741 of the value from the original loop PHI function.
1743 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1744 Daniel Jacobowitz <dan@codesourcery.com>
1746 * doc/sourcebuild.texi (Test directives): Clarify options to
1749 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1751 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1752 Disable cfi directives unless GCC and gas agree on using read-only
1753 .eh_frame sections for 64-bit.
1754 * configure: Regenerate.
1756 2010-03-01 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/43220
1759 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1760 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1762 2010-03-01 Richard Guenther <rguenther@suse.de>
1763 Martin Jambor <mjambor@suse.cz>
1766 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1767 gimplified parameters.
1769 2010-03-01 Christian Bruel <christian.bruel@st.com>
1771 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1773 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1777 2010-03-01 Richard Guenther <rguenther@suse.de>
1780 * expr.c (expand_assignment): Use the alias-oracle to tell
1781 if the rhs aliases the result decl.
1783 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1786 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1787 to sol_gt_pch_get_address.
1788 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1789 64-bit, SPARC and x86.
1790 (sol_gt_pch_get_address): New function.
1792 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1794 * toplev.h (inform_n, error_n): Declare.
1795 * diagnostic.c (inform_n, error_n): New function.
1797 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1799 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1800 has no rtl yet when processing local_decls, queue it and recheck
1801 if deferred stack allocation hasn't assigned it rtl.
1803 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1805 * config/sh/sh.c (unspec_bbr_uid): New.
1806 (gen_block_redirect): Use it instead of INSN_UID.
1807 (gen_far_branch): Likewise.
1809 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1812 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1814 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1816 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1817 (Warning Options): -Wno-conversion-null is valid for
1818 Objective-C++ as well.
1819 * doc/tm.texi (Named Address Spaces): Likewise.
1820 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1821 * doc/tree-ssa.texi (Tree SSA): Likewise.
1823 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1826 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1827 by default. Don't set the default arch for
1828 i[34567]86-*-darwin*|x86_64-*-darwin*.
1830 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1833 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1834 default. Set the default 32bit/64bit archs with $with_arch
1835 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1837 2010-02-27 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/43186
1840 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1841 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1842 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1843 unroller iterations.
1845 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1847 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1848 required and i[34567]86-*-* targets don't support 64bit ISA.
1850 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1853 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1856 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1858 * config.gcc: Set the default arch at least to Prescott for
1859 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1860 if SSE math is enabled.
1862 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1864 * diagnostic.c (diagnostic_initialize): Update.
1865 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1867 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1868 (diagnostic_inhibit_notes): New.
1869 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1871 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1874 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1875 * doc/standards.texi: Likewise.
1876 * doc/extend.texi: Likewise.
1877 * doc/trouble.texi: Likewise.
1878 * doc/cppopts.texi: Likewise.
1879 * doc/install.texi: Likewise.
1880 * c.opt (std=c90,std=gnu90): New options.
1881 * c-opts.c (c_common_handle_option): Handle them.
1883 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1886 * c-decl.c (undeclared_variable): Use an informative note.
1888 2010-02-26 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/43186
1891 * gimple.h (gimple_fold): Remove.
1892 * gimple.c (gimple_fold): Remove. Inline into single user ...
1893 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1894 Try harder for conditions.
1896 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1899 * function.c (used_types_insert): Don't skip through named pointer
1900 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1901 and it is different from the main variant's type.
1903 2010-02-26 Nick Clifton <nickc@redhat.com>
1905 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1907 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1909 * config.gcc: Support --with-fpmath=sse for x86.
1911 * config/i386/ssemath.h: New.
1913 * doc/install.texi (--with-fpmath=sse): Documented.
1915 2010-02-26 Richard Guenther <rguenther@suse.de>
1917 PR tree-optimization/43188
1918 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1919 vector types of over-aligned element type.
1921 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1925 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1927 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1929 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1931 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1933 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1934 * var-tracking.c: Include diagnostic.h.
1935 (debug_dv): New function.
1936 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1939 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1940 (add_value_chain, add_value_chains, remove_value_chain,
1941 remove_value_chains): Handle DEBUG_EXPRs.
1942 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1945 * regcprop.c (struct queued_debug_insn_change): New type.
1946 (struct value_data_entry): Add debug_insn_changes field.
1947 (struct value_data): Add n_debug_insn_changes field.
1948 (debug_insn_changes_pool): New variable.
1949 (free_debug_insn_changes, apply_debug_insn_changes,
1950 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1951 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1952 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1954 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1956 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1957 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1958 changes, call cprop_find_used_regs via note_stores.
1959 (copyprop_hardreg_forward): When copying vd from predecessor
1960 which has any queued DEBUG_INSN changes, make sure the pointers are
1961 cleared. At the end call df_analyze and then if there are any
1962 DEBUG_INSN changes queued at the end of some basic block for still
1963 live registers, apply them.
1964 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1966 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1968 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1971 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1973 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1974 targets. Set the default with_cpu/with_arch from arch/cpu.
1975 Allow x86-64 and native for with_cpu/with_arch.
1977 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1979 * ebitmap.c: Change calls to verify_popcount with calls to
1980 sbitmap_verify_popcount.
1981 (ebitmap_clear_bit): Fixed map->cacheindex test and
1982 map>cache update when bit clearing results in an empty
1985 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1988 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1989 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1990 and support both V2DF and V2DI modes.
1991 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1992 support both V2DF and V2DI modes.
1993 (general): Delete trailing whitespace from a few patterns.
1995 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1996 V2DF/V2DI interleave high/low builtins.
1998 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2001 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2002 interleave high/low functions.
2004 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2006 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2007 #pragma extern_prefix.
2009 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2012 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2013 BLKmode, assert op0 is a MEM and just adjust its mode.
2016 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2017 if bitpos isn't multiple of mode's bitsize.
2019 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2021 * c.opt (-ftemplate-depth=): New.
2022 (-ftemplate-depth-): Deprecate.
2023 * optc-gen.awk: Handle -ftemplate-depth=.
2024 * opth-gen.awk: Likewise.
2025 * c-opts.c (c_common_handle_option): Likewise.
2026 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2028 2010-02-24 Jason Merrill <jason@redhat.com>
2030 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2032 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2034 * cfg.c (alloc_aux_for_block): Remove inline.
2035 (alloc_aux_for_edge): Likewise.
2037 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2039 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2041 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2043 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2044 * config/i386/sol2-gas.h: New file.
2045 * config.gcc (i[34567]86-*-solaris2*): Use it.
2047 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2050 * c-typeck.c (ep_convert_and_check): New.
2051 (build_conditional_expr): Use it.
2052 (build_binary_op): Likewise.
2054 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2056 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2059 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2060 bounds even for -O+.
2061 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2062 expr needs to have DECL_NAME set.
2064 2010-02-24 Nick Clifton <nickc@redhat.com>
2066 * config/mep/mep.c: Include gimple.h.
2067 (mep_function_uses_sp): Delete unused function.
2068 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2069 parameters. Use unsigned integers to count args. Return a
2070 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2072 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2075 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2076 greater or equal to nelt instead of 2 * nelt.
2077 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2080 2010-02-23 Jason Merrill <jason@redhat.com>
2083 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2084 in cfun->local_decls even if they have register types.
2087 * stor-layout.c (place_field): Don't warn about unnecessary
2088 DECL_PACKED if the type is packed.
2090 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2093 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2094 GOTOFF relocs, even when the base reg isn't pic pointer.
2096 2010-02-23 Michael Matz <matz@suse.de>
2099 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2100 (expand_gimple_basic_block): Generate and use debug temps if there
2101 are debug uses left after the last real use of TERed ssa names.
2102 Unlink debug immediate uses when they are expanded.
2104 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2107 * config/i386/i386.c (override_options): Reorganise to provide
2108 better error messages.
2110 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2113 * graphite-scop-detection.c (create_single_exit_edge): Move
2114 the call to find_single_exit_edge to....
2115 (create_sese_edges): ...here. Don't handle multiple edges
2116 exiting the function.
2117 (build_graphite_scops): Don't handle multiple edges
2118 exiting the function.
2120 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2123 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2124 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2126 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2129 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2131 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2134 * c-typeck.c (convert_arguments): Print declaration location.
2135 * c-common.c (validate_nargs): Rename as
2136 builtin_function_validate_nargs.
2137 (check_builtin_function_arguments): Update.
2139 2010-02-22 Richard Guenther <rguenther@suse.de>
2142 * tree-inline.c (declare_return_variable): Use the type of
2143 the call stmt lhs if available.
2145 2010-02-22 Duncan Sands <baldrick@free.fr>
2147 * passes.c (register_pass): Always consider all pass lists when
2148 ref_pass_instance_number is zero.
2150 2010-02-22 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/42749
2153 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2154 parameter. Do arithmetic in the original type.
2155 (update_accumulator_with_ops): Likewise.
2156 (adjust_accumulator_values): Adjust.
2158 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2160 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2161 (QI to BLKmode splitter): New splitter.
2163 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2165 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2166 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2168 2010-02-22 Richard Guenther <rguenther@suse.de>
2170 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2172 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2174 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2175 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2176 ($(T)crti.o, $(T)crtn.o): Remove rules.
2178 2010-02-21 Tobias Burnus <burnus@net-b.de>
2181 * doc/invoke.texi (-fassociative-math): Document that this
2182 option is automatically enabled for Fortran.
2184 2010-02-20 David S. Miller <davem@davemloft.net>
2186 * configure.ac: Test if linker and assembler properly support
2187 GOTDATA_OP relocations.
2188 * configure: Rebuild.
2189 * config.in: Likewise.
2190 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2191 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2192 (movsi_high_pic): Likewise.
2193 (movdi_lo_sum_pic): Likewise.
2194 (movdi_high_pic): Likewise.
2195 (movsi_pic_gotdata_op): New pattern.
2196 (movdi_pic_gotdata_op): Likewise.
2197 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2198 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2200 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2203 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2204 attribute to ssemul.
2205 (xop_mulv2div2di3_high): Ditto.
2207 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2210 * c.opt (Wconversion-null): New option.
2211 * doc/invoke.texi (Wconversion-null): Document.
2213 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2215 * common.opt (Wlarger-than-): Add Undocumented.
2217 2010-02-19 Mike Stump <mikestump@comcast.net>
2219 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2221 2010-02-19 Jason Merrill <jason@redhat.com>
2224 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2225 * configure: Likewise.
2227 2010-02-20 Alan Modra <amodra@gmail.com>
2230 * cgraph.h (cgraph_make_decl_local): Declare.
2231 * cgraph.c (cgraph_make_decl_local): New function.
2232 (cgraph_make_node_local): Use it.
2233 * cgraphunit.c (cgraph_function_versioning): Likewise.
2234 * ipa.c (function_and_variable_visibility): Likewise.
2236 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2239 * except.c (sjlj_emit_function_enter): Don't call
2240 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2242 * rtl.h (add_reg_br_prob_note): Remove prototype.
2244 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2247 * c-common.c (conversion_warning): Remove widening conversions
2248 before checking the conversion of integers to reals.
2250 2010-02-19 Mike Stump <mikestump@comcast.net>
2253 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2256 * cgraphunit.c (process_function_and_variable_attributes): Check
2257 DECL_PRESERVE_P instead of looking up attribute "used".
2258 * ipa-pure-const.c (check_decl): Likewise.
2259 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2260 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2261 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2262 instead of attribute "used".
2263 * config/sol2-c.c (solaris_pragma_init): Likewise.
2264 (solaris_pragma_fini): Likewise.
2266 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2268 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2269 Use XCNEW instead of xcalloc.
2270 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2271 XNEW instead of xmalloc.
2272 (get_fields): Use XNEWVEC instead of xmalloc.
2275 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2276 populate vars array.
2277 (create_new_general_access): For debug stmts just reset value.
2278 (get_stmt_accesses): For accesses within debug stmts just record them
2279 using add_access_to_acc_sites instead of preventing the peeling or
2280 counting them as accesses.
2283 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2285 2010-02-19 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/42916
2288 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2291 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2293 * configure.ac: Replace all uses of changequote in macro arguments
2294 with proper quoting.
2296 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2299 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2301 2010-02-19 Richard Guenther <rguenther@suse.de>
2303 PR tree-optimization/42944
2304 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2305 test for aliasing with errno.
2307 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2310 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2311 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2312 * dojump.c: Include output.h.
2313 (inv): New inline function.
2314 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2315 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2316 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2317 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2318 argument, pass it down to other calls.
2319 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2320 add REG_BR_PROB note to the conditional jump.
2321 * cfgexpand.c (add_reg_br_prob_note): Removed.
2322 (expand_gimple_cond): Don't call it, add the probability
2323 as last argument to jumpif_1/jumpifnot_1.
2324 * Makefile.in (dojump.o): Depend on output.h.
2325 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2327 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2328 * stmt.c (do_jump_if_equal): Likewise.
2329 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2330 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2331 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2333 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2334 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2335 jumpifnot_1 callers.
2336 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2338 (store_expr): Adjust jumpifnot caller.
2339 (store_constructor): Adjust jumpif caller.
2342 * gimplify.c (gimple_boolify): For __builtin_expect call
2343 gimple_boolify also on its first argument.
2345 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2347 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2349 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2350 * configure: Regenerated.
2352 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2354 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2355 lang_hooks.types_compatible_p instead of comptypes.
2357 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2359 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2360 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2361 if __prefer_thumb__ is defined.
2363 2010-02-18 Martin Jambor <mjambor@suse.cz>
2365 PR tree-optimization/43066
2366 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2367 array with zero-sized element type.
2369 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2371 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2372 rtx, allocate struct var_loc_node here and return it to the
2373 caller, and only if it is actually needed.
2374 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2375 move it earlier and return immediately if it returns NULL.
2377 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2379 * config/sparc/gas.h: New file. Restore
2380 TARGET_ASM_NAMED_SECTION to its ELF default.
2381 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2383 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2384 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2385 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2386 after sparc/sysv4.h.
2388 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2390 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2392 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2394 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2395 patterns from predicated pattern.
2397 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2401 for insn mnemonic suffix.
2403 2010-02-17 Richard Guenther <rguenther@suse.de>
2405 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2408 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2411 * caller-save.c (save_call_clobbered_regs): If BB ends with
2412 a DEBUG_INSN, move any notes in between last real insn and the last
2413 DEBUG_INSN after the last DEBUG_INSN.
2415 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2417 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2418 Fix return type. Fix argument type. Explain meaning of return value.
2420 2010-02-16 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/41043
2423 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2424 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2426 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2428 2010-02-16 Ira Rosen <irar@il.ibm.com>
2430 PR tree-optimization/43074
2431 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2432 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2433 vectorizable cycles in hybrid SLP check.
2434 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2436 2010-02-16 Richard Guenther <rguenther@suse.de>
2438 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2439 (true_dependence): If memrefs_conflict_p computes must-alias
2440 trust it. Move TBAA check after offset-based disambiguation.
2441 (canon_true_dependence): Likewise.
2443 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2445 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2446 * doc/invoke.texi: Document it.
2447 * var-tracking.c: Include toplev.h and params.h.
2448 (vt_find_locations): Return bool indicating success. Compute
2449 hash sizes unconditionally. Check new parameter, report.
2450 (variable_tracking_main_1): Check vt_find_locations results and
2451 retry. Renamed from...
2452 (variable_tracking_main): ... this. New wrapper to preserve
2453 flag_var_tracking_assignments.
2454 * Makefile.in (var-tracking.o): Adjust dependencies.
2456 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2457 Jakub Jelinek <jakub@redhat.com>
2460 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2461 if weak_import attribute is present.
2462 * config/darwin.c (machopic_select_section): Likewise.
2464 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2466 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2467 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2468 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2469 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2471 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2473 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2476 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2477 Rewrite text to refer to the names.
2479 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2481 * config/i386/i386-builtin-types.def
2482 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2483 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2484 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2485 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2486 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2487 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2488 IX86_BUILTIN_VPERMIL2PS256.
2489 (MULTI_ARG_4_DF2_DI_I): Defined.
2490 (MULTI_ARG_4_DF2_DI_I1): Defined.
2491 (MULTI_ARG_4_SF2_SI_I): Defined.
2492 (MULTI_ARG_4_SF2_SI_I1): Defined.
2493 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2494 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2495 __builtin_ia32_vpermil2ps256.
2496 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2497 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2498 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2499 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2500 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2501 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2502 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2503 CODE_FOR_xop_vpermil2v8sf3.
2504 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2505 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2506 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2507 (_mm256_permute2_pd): New.
2508 (_mm_permute2_ps): New.
2509 (_mm256_permute2_ps): New.
2511 2010-02-15 Nick Clifton <nickc@redhat.com>
2513 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2514 boolean parameters. Use emit_jump_insn when emitting a pop
2515 instruction containing a return insn.
2516 (push): Use 'true' rather than '1' as second parameter to F.
2517 (h8300_expand_prologue): Likewise.
2518 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2519 (h8300_expand_epilogue): Likewise.
2521 2010-02-15 Richard Guenther <rguenther@suse.de>
2524 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2527 2010-02-15 Nick Clifton <nickc@redhat.com>
2529 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2532 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2534 * intl.c (fake_ngettext): New function.
2535 * intl.h (fake_ngettext): Declare.
2536 (ngettext): Define macro.
2537 * collect2.c (notice_translated): New function.
2538 (main): Use notice_translated and ngettext.
2539 * collect2.h (notice_translated): Declare.
2541 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2543 * reorg.c (delete_computation): Comment fixes.
2544 * caller-save.c (setup_save_areas): Idem.
2545 * sel-sched-dump.c (dump_lv_set): Idem.
2548 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2550 * config/s390/s390.c (s390_sched_init): New function.
2551 (TARGET_SCHED_INIT): Target hook defined.
2553 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2554 Jack Howarth <howarth@bromo.med.uc.edu>
2555 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2558 Partial revert of unintended change in fix for PR41605.
2559 * config/darwin.h: Fix typo.
2560 * config/darwin9.h: Same.
2562 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2564 * c-pch.c (pch_init): Clear v.
2566 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2569 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2570 graphite_can_represent_init for MULT_EXPR.
2572 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2576 * graphite-sese-to-poly.c (remove_phi): New.
2577 (translate_scalar_reduction_to_array): Call remove_phi.
2579 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2582 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2583 * graphite-clast-to-gimple.h (gloog): Update declaration.
2584 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2585 * graphite-poly.h (struct poly_bb): Add missing comments.
2586 (struct scop): Add poly_scop_p field.
2588 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2589 * graphite.c (graphite_transform_loops): Build the polyhedral
2590 representation for each scop before code generation.
2591 * sese.c (rename_variables_in_operand): Removed.
2592 (rename_variables_in_expr): Return the renamed expression.
2593 (rename_sese_parameters): New.
2594 * sese.h (rename_sese_parameters): Declared.
2596 2010-02-11 Richard Guenther <rguenther@suse.de>
2598 PR tree-optimization/42998
2599 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2600 POINTER_PLUS_EXPR properly.
2602 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2603 Changpeng Fang <changpeng.fang@amd.com>
2606 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2607 the cost of an IV candidate when the IV is used in a test against zero.
2609 * gcc.dg/tree-ssa/ivopts-3.c: New.
2611 2010-02-11 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2615 pointer-vs-decl case by swapping refs. Handle some cases
2616 of pointer-vs-decl disambiguations more conservatively.
2617 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2618 to false after expanding.
2620 2010-02-11 Richard Guenther <rguenther@suse.de>
2623 * gcc.c (process_command): Handle LTO file@offset case more
2626 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2628 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2629 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2631 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2633 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2634 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2635 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2636 Optimize eq/ne comparisons when both arguments are known to be
2638 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2639 Don't mask operands unnecessarily if they are known to be already
2642 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2644 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2647 2010-02-10 Richard Guenther <rguenther@suse.de>
2649 PR tree-optimization/43017
2650 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2651 for wrapping signed arithmetic.
2653 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2656 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2657 if no debug info should be emitted for it.
2659 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2661 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2662 note when flag_exceptions is set.
2664 2010-02-10 Duncan Sands <baldrick@free.fr>
2666 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2668 2010-02-10 Richard Guenther <rguenther@suse.de>
2671 * tree.c (get_unwidened): Handle constants.
2672 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2674 2010-02-10 Martin Jambor <mjambor@suse.cz>
2677 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2678 check for variable argument counts independently.
2680 2010-02-10 Christian Bruel <christian.bruel@st.com>
2683 * config/sh/sh.c (find_barrier): Increase length for non delayed
2684 conditional branches.
2686 2010-02-10 Christian Bruel <christian.bruel@st.com>
2688 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2690 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2692 * builtins.c (set_builtin_user_assembler_name): Also handle
2693 ffs if int is smaller than word.
2695 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2698 * ira-conflicts.c (get_dup): Remove.
2699 (process_reg_shuffles): Add new parameter. Use it as an
2700 additional guard for copy generation.
2701 (add_insn_allocno_copies): Rewrite.
2703 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2705 * common.opt (fsched2-use-traces): Preserved for backward
2707 * doc/invoke.texi: Remove the documentation about option
2708 -fsched2-use-traces.
2709 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2710 flag_sched2_use_traces.
2711 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2712 the backward compatibility flag section.
2714 2010-02-09 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/43008
2717 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2718 make HEAP variables initialized from global memory if they
2719 are not known builtin functions.
2720 (find_func_aliases): Adjust.
2722 2010-02-09 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/43000
2725 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2726 arithmetic manually.
2728 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2730 PR tree-optimization/42931
2731 * tree-loop-linear.c (try_interchange_loops): Don't call
2732 double_int_mul if estimated_loop_iterations failed.
2734 2010-02-08 Martin Jambor <mjambor@suse.cz>
2737 * tree-sra.c (build_accesses_from_assign): Do not mark in
2738 should_scalarize_away_bitmap if stmt has volatile ops.
2739 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2742 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2744 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2746 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2748 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2751 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2754 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2756 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2759 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2760 to unknown_dependence.
2761 (graphite_legal_transform_dr): Handle the unknown_dependence.
2762 (graphite_carried_dependence_level_k): Same.
2764 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2766 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2768 2010-02-07 Richard Guenther <rguenther@suse.de>
2771 * expr.c (get_inner_reference): Always initialize *pbitsize.
2773 2010-02-07 Richard Guenther <rguenther@suse.de>
2776 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2777 new ARRAY_REFs on variable size element or minimal index arrays.
2779 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2780 gimple_fold_indirect_ref.
2782 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2785 * arm.c (arm_override_options): Just return if the user has specified
2786 an invalid fpu name.
2788 2010-02-03 Jason Merrill <jason@redhat.com>
2791 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2792 i386_pe_maybe_record_exported_symbol.
2794 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2797 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2798 (pa_delegitimize_address): New function.
2800 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2802 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2803 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2805 2010-02-05 Richard Guenther <rguenther@suse.de>
2808 * lto-streamer-in.c (get_resolution): Deal with references
2809 to undefined functions.
2811 2010-02-05 Richard Guenther <rguenther@suse.de>
2813 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2814 (fold_const_aggregate_ref): Likewise.
2815 (ccp_fold_stmt): Substitute loads.
2816 (maybe_fold_reference): Verify types before substituting.
2818 (fold_gimple_assign): Unshare properly.
2819 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2821 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2823 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2824 for rs6000_gen_cell_microcode.
2826 2010-02-04 Richard Guenther <rguenther@suse.de>
2828 PR rtl-optimization/42952
2829 * dse.c (const_or_frame_p): Remove MEM handling.
2831 2010-02-04 Nick Clifton <nickc@redhat.com>
2833 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2834 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2835 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2836 (mn10300_asm_output_mi_thunk): New function.
2837 (mn10300_can_output_mu_thunk): New function.
2838 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2839 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2840 (FUNCTION_ARG): Delete incorrect comment.
2842 2010-02-03 Jason Merrill <jason@redhat.com>
2845 * fold-const.c (operand_equal_p): Handle erroneous types.
2847 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2849 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2851 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2853 PR rtl-optimization/42941
2854 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2857 2010-02-03 Jason Merrill <jason@redhat.com>
2860 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2862 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2865 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2866 (cselib_reset_table): Renamed from...
2867 (cselib_reset_table_with_next_value): ... this.
2868 (cselib_get_next_uid): Renamed from...
2869 (cselib_get_next_unknown_value): ... this.
2870 * cselib.c (next_uid): Renamed from...
2871 (next_unknown_value): ... this.
2872 (cselib_clear_table): Adjust.
2873 (cselib_reset_table): Adjust. Renamed from...
2874 (cselib_reset_table_with_next_value): ... this.
2875 (cselib_get_next_uid): Adjust. Renamed from...
2876 (cselib_get_next_unknown_value): ... this.
2877 (get_value_hash): Use hash.
2878 (cselib_hash_rtx): Likewise.
2879 (new_cselib_val): Adjust. Set and dump uid.
2880 (cselib_lookup_mem): Pass next_uid as hash.
2881 (cselib_subst_to_values): Likewise.
2882 (cselib_log_lookup): Dump uid.
2883 (cselib_lookup): Pass next_uid as hash. Adjust.
2884 (cselib_process_insn): Adjust.
2885 (cselib_init): Initialize next_uid.
2886 (cselib_finish): Adjust.
2887 (dump_cselib_table): Likewise.
2888 * dse.c (canon_address): Dump value uid.
2889 * print-rtl.c (print_rtx): Print value uid.
2890 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2892 (dv_uid): New function, sort of renamed from...
2893 (dv_htab_hash): ... this, reimplemented in terms of it and...
2894 (dv_uid2hash): ... this. New.
2895 (variable_htab_eq): Drop excess assertions.
2896 (tie_break_pointers): Removed.
2897 (canon_value_cmp): Compare uids.
2898 (variable_post_merge_New_vals): Print uids.
2899 (vt_add_function_parameters): Adjust.
2900 (vt_initialize): Reset table. Adjust.
2902 2010-02-03 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/42944
2905 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2906 (call_may_clobber_ref_p_1): Likewise. Properly handle
2907 malloc and calloc clobbering errno.
2909 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2911 * doc/invoke.texi: Fix name of sched1 dump.
2913 * opts.c (decode_options): Set flag_tree_switch_conversion
2914 only conditionally on optimize >= 2.
2916 * gcse.c: Assorted comment fixes in pass description.
2918 2010-02-03 Anthony Green <green@moxielogic.com>
2920 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2921 nop padding in order to maintain alignment of storage location of
2922 target function address.
2923 (moxie_trampoline_init): Store target function address at newly
2925 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2927 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2929 2010-02-03 Richard Guenther <rguenther@suse.de>
2932 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2934 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * config.gcc: Reenable check for obsolete targets.
2937 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2938 mips-sgi-irix6.[0-4]*.
2940 2010-02-02 Nick Clifton <nickc@redhat.com>
2942 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2943 constant size of 4 as being the same as 0.
2944 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2945 can take values in the range 0..4.
2947 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2950 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2951 as _darwin10_Unwind_FindEnclosingFunction().
2952 * libgcc-libsystem.ver: New.
2954 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2957 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2958 implicitly set registers.
2960 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2962 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2963 (arm_override_options): Allow automatic selection of the thread
2964 pointer register if thumb2.
2965 (legitimize_pic_address): Improve code sequences for Thumb2.
2966 (arm_call_tls_get_addr): Likewise.
2967 (legitimize_tls_address): Likewise.
2968 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2969 (pic_load_addr_32bit): ... this. New named pattern.
2970 * thumb2.md (pic_load_addr_thumb2): Delete.
2971 (pic_load_dot_plus_four): Delete.
2972 (tls_load_dot_plus_four): New named pattern.
2974 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2977 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2978 Document fix for TLS bug.
2980 2010-01-31 Richard Guenther <rguenther@suse.de>
2982 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2983 conservatively correct.
2985 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2989 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2991 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2993 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2997 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2999 * config.gcc: Adjust order of makefile fragments for mingw targets.
3001 2010-01-31 Richard Guenther <rguenther@suse.de>
3004 * gimplify.c (gimplify_init_constructor): For volatile LHS
3005 initialize a temporary.
3007 2010-01-31 Matthias Klose <doko@ubuntu.com>
3009 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3011 * configure: Regenerate.
3013 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3015 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3016 the same alias set and their sizes different constantness.
3017 (aliasing_component_refs_p): Revert 2009-10-24 change.
3019 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3021 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3024 2010-01-29 Richard Guenther <rguenther@suse.de>
3026 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3027 Assert we successfully updated the call.
3029 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3031 PR rtl-optimization/42889
3032 * df.h (df_set_bb_dirty_nonlr): New prototype.
3033 * df-core.c (df_set_bb_dirty_nonlr): New function.
3034 * df-scan.c (df_insn_rescan): Call it instead of
3035 df_set_bb_dirty for DEBUG_INSNs.
3037 2010-01-29 Richard Guenther <rguenther@suse.de>
3040 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3041 quadratic behavior in most cases.
3043 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3047 in the call to gen_x86_movsicc_0_m1.
3049 2010-01-28 Richard Guenther <rguenther@suse.de>
3051 PR tree-optimization/42871
3052 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3054 2010-01-28 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3057 into call arguments.
3059 2010-01-28 Richard Guenther <rguenther@suse.de>
3062 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3063 the forwarder if the destination is an EH landing pad.
3065 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3067 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3068 block list passed to gimple_duplicate_sese_tail.
3069 (parallelize_loops): Avoid parallelization when the function
3071 Avoid parallelization when the preheader is IRREDUCIBLE.
3072 Try to optimize when estimated_loop_iterations_int is unresolved.
3073 Add the loop's location to the dump file.
3074 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3075 (gimple_duplicate_sese_tail): Remove the check for the latch.
3076 Redirect nexits to the exit block.
3077 Remove handling of the incoming edges to the latch.
3078 Redirect the backedge from the copied latch to the exit bb.
3080 2010-01-28 Michael Matz <matz@suse.de>
3083 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3084 Wrap force_reg into a sequence, emit it before user.
3086 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3088 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3090 (arm_legacy_rev): Likewise.
3091 (thumb_legacy_rev): Likewise.
3093 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3095 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3096 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3097 on MEM's address failed, try avoid_constant_pool_reference and
3098 recurse if it returned something different.
3099 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3100 address, try avoid_constant_pool_reference and recurse if it
3101 returned something different.
3102 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3103 address and avoid_constant_pool_reference returned something
3104 different, don't set have_address.
3106 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3109 * var-tracking.c (val_store): Add modified argument, obey it.
3111 (count_uses): Move down logging of main.
3112 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3113 don't need resolution.
3114 (emit_notes_in_bb): Likewise.
3116 2010-01-27 Richard Guenther <rguenther@suse.de>
3119 * tree-inline.c (remap_decl): Delay remapping of SSA name
3120 default definitions until we need them.
3122 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3124 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3125 (rs6000_delegitimize_address): New function.
3127 * config/s390/s390.c (s390_delegitimize_address): Call
3128 delegitimize_mem_from_attrs.
3131 * tree-inline.c (cannot_copy_type_1): Removed.
3132 (copy_forbidden): Don't forbid copying of functions containing
3133 records/unions with variable length fields.
3135 2010-01-27 Christian Bruel <christian.bruel@st.com>
3139 * config/sh/sh.c (find_barrier): Increase length for non delayed
3140 conditional branches.
3142 2010-01-27 Matthias Klose <doko@ubuntu.com>
3144 * configure.ac (gnu-unique-object): Fix ldd version check.
3145 * configure: Regenerate.
3147 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3149 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3151 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3152 Test for HAVE_GNU_AS value.
3154 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3157 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3158 INT64_TYPE): Define.
3159 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3160 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3161 INT_LEAST64_TYPE): Define.
3162 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3163 UINT_LEAST64_TYPE): Define.
3164 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3165 INT_FAST64_TYPE): Define.
3166 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3167 UINT_FAST64_TYPE): Define.
3168 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3169 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3170 (SIG_ATOMIC_TYPE): Define.
3172 2010-01-26 Richard Guenther <rguenther@suse.de>
3174 * df-scan.c (df_scan_set_bb_info): Remove assert.
3175 (df_insn_rescan_debug_internal): Merge asserts.
3176 (df_install_ref): Likewise.
3177 (df_mark_reg): Use bitmap_set_range.
3178 (df_hard_reg_used_p): Remove assert.
3179 (df_hard_reg_used_count): Likewise.
3181 2010-01-26 Richard Guenther <rguenther@suse.de>
3183 PR rtl-optimization/42685
3184 * web.c (web_main): Ignore DEBUG_INSNs.
3186 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3188 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3190 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3191 Fix types of fndecl and arglist parameters.
3193 2010-01-26 Richard Guenther <rguenther@suse.de>
3196 * tree-eh.c (unsplit_eh): Skip debug insns.
3198 2010-01-26 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/42250
3201 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3203 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3206 * omp-low.c (expand_omp_sections): Only use single_pred if
3207 l2_bb is single_pred_p.
3209 2010-01-25 Christian Bruel <christian.bruel@st.com>
3212 * config/sh/sh.c (find_barrier): Increase length for non delayed
3213 conditional branches.
3214 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3216 2010-01-24 David S. Miller <davem@davemloft.net>
3218 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3219 define if not using GAS.
3220 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3221 Likewise. Delete SECTION_MERGE code, which is only applicable
3224 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3227 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3228 mangling of va_list in system headers.
3230 2010-01-23 Toon Moene <toon@moene.org>
3232 * tree-predcom.c (combine_chains): Return NULL, not false.
3234 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3236 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3237 initialization of variable res to agree with return type.
3239 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3241 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3242 * tree-sra.c: Add include of expr.h.
3244 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3246 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3247 insert the debug stmt on the single non-EH edge from the stmt.
3249 2010-01-22 Richard Henderson <rth@redhat.com>
3252 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3253 the RHS until after generate_subtree_copies has insertted its
3254 code before the current statement.
3256 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3258 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3260 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3262 2010-01-21 Martin Jambor <mjambor@suse.cz>
3264 PR tree-optimization/42585
3265 * tree-sra.c (struct access): New field grp_total_scalarization.
3266 (dump_access): Dump the new field.
3267 (should_scalarize_away_bitmap): New variable.
3268 (cannot_scalarize_away_bitmap): Likewise.
3269 (sra_initialize): Allocate new bitmaps.
3270 (sra_deinitialize): Free new bitmaps.
3271 (create_access_1): New function.
3272 (create_access): Parts moved to create_access_1.
3273 (type_consists_of_records_p): New function.
3274 (completely_scalarize_record): Likewise.
3275 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3276 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3277 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3279 (analyze_all_variable_accesses): Completely scalarize small eligible
3282 2010-01-21 Martin Jambor <mjambor@suse.cz>
3284 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3286 2010-01-21 Andrew Haley <aph@redhat.com>
3288 * gcc.c (process_command): Move lang_specific_driver before
3289 setting cc_libexec_prefix.
3291 2010-01-21 Richard Guenther <rguenther@suse.de>
3294 * fold-const.c (negate_expr_p): Pretend only negative
3295 real constants are easily negatable.
3297 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3298 Jason Merrill <jason@redhat.com>
3300 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3301 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3302 * calls.c (initialize argument_information): Handle it.
3303 * c-common.c (handle_transparent_union_attribute): Use new name.
3304 * c-decl.c (finish_struct): Ditto.
3305 * c-typeck.c (type_lists_compatible_p): Ditto.
3306 (convert_for_assignment): Use new name and also handle record.
3307 * function.c (aggregate_value_p): Handle it.
3308 (pass_by_reference): Ditto.
3309 (assign_parm_data_types): Ditto.
3310 * print-tree.c (print_node): Ditto.
3311 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3312 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3313 * tree.c (first_field): New fn.
3315 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3318 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3319 even when linking statically, for now.
3321 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3324 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3325 without a cselib val.
3326 (count_uses): Accept MO_VAL_SET with no val on stores.
3327 (add_stores): Likewise.
3329 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3331 * var-tracking.c (check_value_val): Add a compile time assertion.
3332 (dv_is_decl_p): Simplify.
3333 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3334 gcc_assert if ENABLE_CHECKING.
3336 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3339 * var-tracking.c: Include tree-flow.h.
3340 (mem_dies_at_call): New.
3341 (dataflow_set_preserve_mem_locs): Use it.
3342 (dataflow_set_remove_mem_locs): Likewise.
3343 (dump_var): Renamed from dump_variable. Adjust all callers.
3344 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3345 * Makefile.in (var-tracking.o): Adjust deps.
3347 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3349 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3351 2010-01-20 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/42717
3354 * tree-ssa-dce.c (get_live_post_dom): Remove.
3355 (forward_edge_to_pdom): Take an arbitrary edge to copy
3356 degenerate PHI args from.
3357 (remove_dead_stmt): Use the first post-dominator even if it
3358 does not contain live statements as redirection destination.
3360 2010-01-20 Richard Guenther <rguenther@suse.de>
3362 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3364 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3366 * sel-sched.c (create_speculation_check): Remove set but not used
3368 (try_transformation_cache): Remove set but not used variable ds.
3369 (calculate_privileged_insns): Remove set but not used variables
3370 cur_insn and min_spec_insn.
3371 (find_best_expr): Remove set but not used variable avail_n.
3372 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3374 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3376 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3377 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3380 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3383 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3384 cpu types. Add support for *-sse3 cpu types.
3385 (x86_64-*-*): Ditto.
3387 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3390 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3391 argument, call initializer_constant_valid_p_1 instead of
3392 initializer_constant_valid_p, pass CACHE to it, return NULL
3393 immediately if first call returns NULL.
3394 (initializer_constant_valid_p_1): New function.
3395 (initializer_constant_valid_p): Use it.
3397 2010-01-20 Thomas Quinot <quinot@adacore.com>
3399 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3401 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3403 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3404 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3405 (loc_list_from_tree): Don't handle unsigned division. Handle
3406 signed modulo using DW_OP_{over,over,div,mul,minus}.
3407 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3408 modulo instead of signed.
3410 2010-01-20 DJ Delorie <dj@redhat.com>
3412 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3414 (h8300_emit_stack_adjustment): Propogate it.
3416 (h8300_expand_prologue): Likewise.
3417 (h8300_expand_epilogue): Likewise.
3419 2010-01-19 Michael Matz <matz@suse.de>
3421 PR tree-optimization/41783
3422 * tree-data-ref.c (toplevel): Include flags.h.
3423 (dump_data_dependence_relation): Also dump the inputs if the
3424 result will be unknown.
3425 (split_constant_offset_1): Look through some conversions.
3426 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3427 the offset from last element is too large.
3428 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3429 (reassociate_to_the_same_stmt): Handle vector registers.
3430 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3432 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3433 wide_prolog_niters argument, emit widening instructions.
3434 (vect_do_peeling_for_alignment): Adjust caller, use widened
3435 variant of the iteration cound.
3436 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3438 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3441 * config/arm/neon-testgen.m (emit_automatics): New parameter
3442 features. Adjust for Fixed_return_reg feature.
3443 (test_intrinsic): Call emit_automatics with new feature.
3444 * config/arm/neon.ml: Update copyright years.
3445 (features): New Fixed_return_reg feature.
3446 (ops): Update feature for Vget_low.
3448 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3450 PR tree-optimization/42719
3451 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3455 * fwprop.c (all_uses_available_at): Return false if def_set dest
3456 is a REG that is used in def_insn.
3458 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3460 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3462 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3465 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3467 * target.h (struct gcc_target) <secondary_reload>: Change type
3468 of last argument to secondary_reload_info *.
3470 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3473 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3474 memory references with unaligned offsets. Remove CQImode handling.
3475 (unaligned_memory_operand): Return 1 for memory references with
3476 unaligned offsets. Remove CQImode handling.
3478 2010-01-18 Richard Guenther <rguenther@suse.de>
3481 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3484 2010-01-18 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/42781
3487 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3488 restrict processing only if the original variable was artificial.
3490 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3492 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3493 find number of popped argument bytes.
3495 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3496 Fix the text that describes the return value for invalid insns.
3498 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3500 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3501 Clarify what 'cost of the -dependence' is. Fix quoting.
3503 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3504 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3506 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3508 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3509 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3511 2010-01-17 Richard Guenther <rguenther@suse.de>
3514 * function.c (split_complex_args): Take a VEC to modify.
3515 (assign_parms_augmented_arg_list): Build a VEC instead of
3516 a chain of PARM_DECLs.
3517 (assign_parms_unsplit_complex): Take a VEC of arguments.
3518 Do not fixup unmodified parms.
3519 (assign_parms): Deal with the VEC.
3520 (gimplify_parameters): Likewise.
3522 2010-01-17 Richard Guenther <rguenther@suse.de>
3524 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3525 node existence check.
3526 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3527 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3528 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3529 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3530 (gimple_execute_on_growing_pred): Likewise.
3532 2010-01-17 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/42773
3535 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3536 (compute_antic_aux): Likewise.
3537 (compute_partial_antic_aux): Likewise.
3539 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3542 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3545 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3547 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3550 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3551 Fix markup for strict argument.
3553 (TARGET_SCHED_REORDER2): Fix argument types.
3555 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3556 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3558 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3559 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3561 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3564 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3565 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3566 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3567 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3568 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3570 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3572 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3574 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3575 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3577 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3579 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3582 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3584 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3585 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3587 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3589 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3591 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3592 referring to it. Fix language.
3594 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3596 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3598 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3600 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3602 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3603 '@var{stream}. Remove stray 'and'.
3605 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3607 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3609 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3611 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3612 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3614 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3615 Fix description of return value.
3616 Rename argument "sz" to "len."
3618 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3619 Clarify meaning of 'true' return value.
3621 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3623 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3624 rep_mode versus mode_rep.
3626 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3628 (TARGET_BUILTIN_DECL): Fix name.
3630 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3632 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3634 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3636 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3638 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3640 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3643 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3644 Rename argument tm_fn to md_fn.
3646 (TARGET_OPTION_PRINT): Fix argument list.
3648 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3651 * config/i386/i386.c (ix86_fixup_binary_operands):
3652 Revert FMA4 fixup of operands.
3654 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3657 * Makefile.in (write_entries_to_file, install-plugin):
3658 Use \012 instead of \n with tr.
3660 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3662 * configure.ac (HAVE_AS_REF): New C macro.
3663 * configure: Regenerate.
3664 * config.in: Likewise.
3665 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3667 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3670 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3672 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3674 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3676 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3678 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3680 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3682 (TARGET_BINDS_LOCAL_P): Fix argument type.
3684 (TARGET_ASM_FILE_END): Use prototype.
3686 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3688 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3690 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3692 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3694 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3695 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3697 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3698 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3700 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3701 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3702 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3703 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3705 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3707 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3709 (TARGET_INIT_BUILTINS): Use prototype.
3711 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3712 Put 'const char *' in braces. Fix parameter types.
3713 (TARGET_INVALID_CONVERSION): Fix parameter types.
3714 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3715 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3717 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3720 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3722 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3724 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3726 * doc/tm.texi (TARGET_HELP): Fix return type.
3728 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3729 in braces. Fix argument types.
3731 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3733 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3735 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3737 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3738 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3740 (TARGET_MANGLE_TYPE): Fix argument types.
3742 (TARGET_IRA_COVER_CLASSES): Use prototype.
3744 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3746 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3748 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3750 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3752 (TARGET_CALLEE_COPIES): Fix argument types.
3754 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3756 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3758 (TARGET_FUNCTION_VALUE): Fix argument types.
3760 (TARGET_RETURN_IN_MSB): Fix argument type.
3762 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3764 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3766 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3768 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3769 agree with return type.
3771 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3773 2010-01-15 Jing Yu <jingyu@google.com>
3775 PR rtl-optimization/42691
3776 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3777 a pseudo to a constant and are merged, and adjust comments.
3779 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3781 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3783 2010-01-15 Richard Guenther <rguenther@suse.de>
3786 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3787 labels of computed or non-local gotos to the destination.
3788 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3789 landing pad label is the first label.
3791 2010-01-15 Richard Guenther <rguenther@suse.de>
3793 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3795 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3798 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3799 to allow generation of the xssqrtdp instruction on power7.
3800 (sqrtdf2_fpr): Ditto.
3802 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3805 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3806 functions with noreturn attribute.
3809 * varasm.c (declare_weak): Add weak attribute to decl if it
3810 doesn't have one already.
3811 (assemble_external): Only add decls to weak_decls if they also
3812 have weak attribute.
3814 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3816 * var-tracking.c (var_reg_delete): Don't delete the association
3817 between REGs and values or one-part variables if the register
3820 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3823 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3824 because its first operand is a non-localized variable.
3826 2010-01-14 Martin Jambor <mjambor@suse.cz>
3828 PR tree-optimization/42706
3829 * tree-sra.c (encountered_recursive_call): New variable.
3830 (encountered_unchangable_recursive_call): Likewise.
3831 (sra_initialize): Initialize both new variables.
3832 (callsite_has_enough_arguments_p): New function.
3833 (scan_function): Call decl and flags check only for IPA-SRA, check
3834 whether there is a recursive call and whether it has enough arguments.
3835 (all_callers_have_enough_arguments_p): New function.
3836 (convert_callers): Look for recursive calls only when
3837 encountered_recursive_call is set.
3838 (ipa_early_sra): Bail out either if
3839 !all_callers_have_enough_arguments_p or
3840 encountered_unchangable_recursive_call.
3842 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3844 * sel-sched.c: Add 2010 to copyright years.
3845 * sel-sched-ir.c: Likewise.
3846 * sel-sched-ir.h: Likewise.
3848 2010-01-14 Martin Jambor <mjambor@suse.cz>
3850 PR tree-optimization/42714
3851 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3852 constructors specially.
3854 2010-01-14 Andi Kleen <ak@linux.intel.com>
3856 * config/i386/drivers-i386.c (detect_caches_intel):
3857 Add l2sizekb parameter and fill in.
3858 (host_detect_local_cpu): Add l2sizekb, fill in.
3859 Add Atom small cache heuristic.
3861 2010-01-14 Andi Kleen <ak@linux.intel.com>
3863 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3864 Add level3 parameter and fill in.
3865 (detect_caches_intel): Handle level3 cache.
3867 2010-01-14 Andi Kleen <ak@linux.intel.com>
3869 * config/i386/drivers-i386.c (host_detect_local_cpu):
3870 Fix core duo detection.
3872 2010-01-14 Andi Kleen <ak@linux.intel.com>
3874 * config/i386/drivers-i386.c (host_detect_local_cpu):
3877 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3879 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3880 (rs6000_variable_issue_1): this. Use...
3881 (rs6000_variable_issue): here. Reimplement. Print debug info.
3883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3885 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3886 sel_restore_notes. Update all callers. Call reemit_notes
3889 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3891 PR rtl-optimization/42246
3892 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3895 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3897 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3898 all successors is the same as number of successors in current region.
3900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3902 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3903 to rename is not separable. Otherwise check that its LHS is not NULL.
3905 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3907 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3909 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3911 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3912 available registers when failed to discover LHS register class.
3913 Fix indentation. Update comment.
3915 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3916 Alexander Monakov <amonakov@ispras.ru>
3918 PR rtl-optimization/42389
3919 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3921 (advance_state_on_fence): Likewise.
3922 (sel_target_adjust_priority): Print debug output only when
3923 sched_verbose >= 4, not 2.
3924 (get_expr_cost): Do not issue all unique insns on the next cycle.
3925 (fill_insns): Initialize can_issue_more from the value saved
3927 * sel-sched-ir.c (flist_add): New parameter issue_more.
3928 Init FENCE_ISSUE_MORE with it.
3929 (merge_fences): Likewise.
3930 (init_fences): Update call to flist_add.
3931 (add_to_fences, add_clean_fence_to_fences)
3932 (add_dirty_fence_to_fences): Likewise.
3933 (move_fence_to_fences): Update call to merge_fences.
3934 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3936 * sel-sched-ir.h (struct _fence): New field issue_more.
3937 (FENCE_ISSUE_MORE): New accessor macro.
3939 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3941 PR rtl-optimization/42388
3942 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3943 that have no predecessors nor successors. Do not call move_bb_info
3944 for empty blocks outside of current region.
3946 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3948 PR rtl-optimization/42294
3949 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3950 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3951 originators' originators.
3953 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3955 PR rtl-optimization/39453
3956 PR rtl-optimization/42246
3957 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3959 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3961 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3962 Alexander Monakov <amonakov@ispras.ru>
3965 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3966 (maybe_tidy_empty_bb): ... here. Make static. Add new
3967 argument. Update all callers.
3968 (tidy_control_flow): ... and here. Recompute topological order
3969 of basic blocks in region if necessary.
3970 (sel_redirect_edge_and_branch): Change return type. Return true
3971 if topological order might have been invalidated.
3972 (purge_empty_blocks): Export and move from...
3973 * sel-sched.c (purge_empty_blocks): ... here.
3974 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3975 (maybe_tidy_empty_bb): Delete prototype.
3976 (purge_empty_blocks): Declare.
3978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3980 PR rtl-optimization/42249
3981 * sel-sched.c (try_replace_dest_reg): When chosen register
3982 and original register is the same, do not bail out early, but
3983 still check all original insns for validity of replacing destination
3984 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3987 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3990 Port from no-undefined-overflow branch:
3991 2009-03-09 Richard Guenther <rguenther@suse.de>
3993 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3995 2010-01-14 Richard Guenther <rguenther@suse.de>
3998 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4000 2010-01-14 Ira Rosen <irar@il.ibm.com>
4002 PR tree-optimization/42709
4003 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4004 as scalar type in creation of constant vector operand.
4006 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4009 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4010 (check-parallel-%): Match `testsuite' directory component only
4013 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4015 PR translation/39521
4016 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4019 2010-01-13 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/42730
4022 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4025 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4028 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4029 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4032 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4034 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4035 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4036 ___umulsi3_highpart.
4038 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4039 rather than schedule_insns if the pass is enabled.
4041 2010-01-13 Martin Jambor <mjambor@suse.cz>
4043 PR tree-optimization/42704
4044 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4047 2010-01-13 Martin Jambor <mjambor@suse.cz>
4049 PR tree-optimization/42703
4050 * tree-sra.c (analyze_access_subtree): Check that we can build a
4051 reference to the original data within the aggregate.
4053 2010-01-13 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/42705
4056 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4058 2010-01-13 Richard Guenther <rguenther@suse.de>
4061 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4063 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4066 * var-tracking.c (values_to_unmark): New variable.
4067 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4068 values_to_unmark vector. Moved body to...
4069 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4070 instead queue it into values_to_unmark vector.
4071 (vt_find_locations): Free values_to_unmark vector.
4073 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4075 * config/s390/s390.c (override_options): Set
4076 default of max-pending-list-length to 256
4078 2010-01-13 Richard Guenther <rguenther@suse.de>
4081 * tree-pass.h (PROP_gimple_lcx): New.
4082 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4083 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4084 before the final cleanup_eh.
4085 (dump_properties): Dump PROP_gimple_lcx.
4086 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4087 (tree_lower_complex_O0): Remove.
4088 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4089 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4090 tree_lower_complex, schedule TODO_update_ssa.
4091 * lto-streamer-out.c (output_function): Stream the functions
4093 * lto-streamer-in.c (input_function): Likewise.
4094 (lto_read_body): Do not override them here.
4096 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4099 * c-typeck.c (build_c_cast): Fold value cast to union type before
4100 wrapping it in a CONSTRUCTOR.
4102 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4104 PR rtl-optimization/42699
4105 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4108 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4110 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,