1 2010-04-01 Richard Guenther <rguenther@suse.de>
4 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5 and TREE_THIS_VOLATILE.
6 (copy_ref_info): Likewise.
7 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
8 * tree.c (build6_stat): Ignore side-effects of all but arg5
9 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
12 2010-04-01 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/43607
15 * ipa-type-escape.c (check_call): Do not access non-existing
18 2010-04-01 Richard Guenther <rguenther@suse.de>
22 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
23 Jack Howarth <howarth@bromo.med.uc.edu>
25 * tree-profile.c (tree_init_ic_make_global_vars): Make static
28 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30 * doc/install.texi (Prerequisites): Document libelf usability on
31 IRIX 5/6 and Solaris 2.
32 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
33 Update GNU as, GNU ld requirements.
34 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
35 Document Sun Studio compiler download.
36 Update and simplify as, ld recommendations.
37 (Specific, *-*-solaris2.7): Note obsoletion, removal.
39 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
41 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
42 with_tune_32 to pentium4.
44 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
48 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
53 Document GNU as requirement.
54 Update configure requirements.
55 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
57 Recomment IRIX 6.5.18+.
58 Document IDF/IDL requirement.
59 Document GNU as requirement.
60 Document GNU ld bootstrap failure.
61 Remove freeware.sgi.com reference.
63 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
65 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
66 UNIX V4.0, V5.0 obsoletion, removal.
67 Remove --with-gc=simple reference.
68 Update VM requirements during bootstrap.
69 Remove -oldas bootstrap description.
70 Update binutils reference.
71 Remove comparison failure note.
73 2010-03-31 Richard Guenther <rguenther@suse.de>
74 Zdenek Dvorak <ook@ucw.cz>
75 Sebastian Pop <sebastian.pop@amd.com>
78 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
79 with multiple arguments.
80 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
82 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
84 * graphite-dependences.c (print_pddr): Call print_pdr with an
86 * graphite-poly.c (debug_pdr): Add an extra argument for the
89 (print_pbb_domain): Same.
91 (print_scop_context): Same.
94 (debug_pbb_domain): Same.
98 (debug_scop_context): Same.
101 (print_scop_params): Same.
102 (debug_scop_params): Same.
103 (print_iteration_domain): Same.
104 (print_iteration_domains): Same.
105 (debug_iteration_domain): Same.
106 (debug_iteration_domains): Same.
107 (print_scattering_function): Same.
108 (print_scattering_functions): Same.
109 (debug_scattering_function): Same.
110 (debug_scattering_functions): Same.
111 * graphite-poly.h (debug_pdr): Update declaration.
113 (print_pbb_domain): Same.
115 (print_scop_context): Same.
118 (debug_pbb_domain): Same.
122 (debug_scop_context): Same.
125 (print_scop_params): Same.
126 (debug_scop_params): Same.
127 (print_iteration_domain): Same.
128 (print_iteration_domains): Same.
129 (debug_iteration_domain): Same.
130 (debug_iteration_domains): Same.
131 (print_scattering_function): Same.
132 (print_scattering_functions): Same.
133 (debug_scattering_function): Same.
134 (debug_scattering_functions): Same.
136 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
138 * graphite-poly.c (print_scattering_function_1): New.
139 (print_scattering_function): Call it.
140 (print_scop_params): Remove spaces at the end of lines.
143 * graphite-poly.h (print_cloog): Declared.
144 (debug_cloog): Declared.
146 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
150 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
151 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
152 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
153 to switch between adding the IV bump in loop->latch or in loop->header.
155 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
157 * graphite-poly.c (print_scattering_function): Pretty print following
160 (print_pbb_domain): Same.
161 (dump_gbb_cases): Same.
162 (dump_gbb_conditions): Same.
165 (print_scop_params): Same.
166 (print_scop_context): Same.
168 (print_pbb_body): New.
169 (lst_indent_to): New.
170 (print_lst): Start new lines with a #.
171 * graphite-poly.h (pbb_bb): New.
172 (pbb_index): Use pbb_bb.
173 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
175 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
177 2010-03-31 Jakub Jelinek <jakub@redhat.com>
179 * dwarf2out.c (size_of_die): For -gdwarf-4 use
180 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
181 and 0 instead of 1 for dw_val_class_flag.
182 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
183 dw_val_class_range_list, dw_val_class_loc_list,
184 dw_val_class_lineptr and dw_val_class_macptr, use
185 DW_FORM_flag_present for dw_val_class_flag and
186 DW_FORM_exprloc for dw_val_class_loc.
187 (output_die): For -gdwarf-4 print dw_val_class_loc
188 size as uleb128 instead of 1 or 2 bytes and don't print
189 anything for dw_val_class_flag.
191 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
192 instead of cselib_lookup following by tweaking locs->setting_insn.
195 * cselib.c (cselib_process_insn): Clear cselib_current_insn
196 even before returning from label, setjmp call or volatile asm
199 2010-03-31 Richard Guenther <rguenther@suse.de>
202 * cgraphunit.c (cgraph_output_in_order): Do not allocate
203 temporary data on stack.
205 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
207 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
208 (PUSHSECTION_ASM_OP): Remove.
209 (POPSECTION_ASM_OP): Remove.
210 (PUSHSECTION_FORMAT): Remove.
211 * config/sol2.h (PUSHSECTION_FORMAT): Define.
212 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
213 * config/sol2.c (solaris_output_init_fini): Use it.
215 2010-03-31 Jie Zhang <jie@codesourcery.com>
218 * opt-functions.awk (var_type_struct): Use signed char type
219 for simple variables.
221 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
223 * config/sol2.c: Include output.h.
224 (solaris_assemble_visibility): New function.
225 * config/t-sol2 (sol2.o): Add output.h dependency.
226 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
227 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
230 2010-03-31 Jakub Jelinek <jakub@redhat.com>
233 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
234 V2SImode or XFmode on PRE_DEC.
237 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
240 2010-03-31 Jie Zhang <jie@codesourcery.com>
243 * reload.h (caller_save_initialized_p): Declare.
244 * toplev.c (backend_init_target): Don't call
245 init_caller_save but set caller_save_initialized_p to false.
246 * caller-save.c (caller_save_initialized_p): Define.
247 (init_caller_save): Check caller_save_initialized_p.
248 * ira.c (ira): Call init_caller_save if flag_caller_saves.
250 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
253 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
254 and soft-fp/t-softfp to tmake_file.
255 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
256 (LIBGCC2_TF_CEXT): Define.
259 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
262 * cselib.c (n_useless_values): Document handling of debug locs.
263 (n_useless_debug_values, n_debug_values): New variables.
264 (new_elt_loc_list): Don't add to debug values, keep count.
265 (promote_debug_loc): New.
266 (cselib_reset_table): Zero new variables.
267 (entry_and_rtx_equal_p): Promote debug locs.
268 (discard_useless_locs): Increment n_useless_debug_values for
270 (remove_useless_values): Adjust n_useless_values and n_debug_values
271 with n_useless_debug_values.
272 (add_mem_for_addr): Promote debug locs.
273 (cselib_lookup_mem): Likewise.
274 (cselib_lookup_addr): Renamed to...
275 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
276 (cselib_log_lookup): ... this. Turn into...
277 (cselib_lookup_addr): ... new wrapper.
278 (cselib_lookup_from_insn): New.
279 (cselib_invalidate_regno): Increment n_useless_debug_values for
281 (cselib_invalidate_mem): Likewise.
282 (cselib_process_insn): Take n_deleted and n_debug_values into
283 account to guard remove_useless_value call.
284 (cselib_finish): Zero n_useless_debug_values.
285 * cselib.h (cselib_lookup_from_insn): Declare.
286 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
287 (sched_analyze_2): Likewise.
289 2010-03-30 Jakub Jelinek <jakub@redhat.com>
291 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
293 (adjust_mems): Replace narrowing SUBREG of expression containing
294 just PLUS, MINUS, MULT and ASHIFT of registers and constants
295 with operations in the narrower mode.
298 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
299 regs_invalidated_by_call instead all call_used_reg_set registers.
301 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
304 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
305 pointer comparisons with types_compatible_p.
306 * tree-vect-stmts.c (vectorizable_call): Same.
307 (vectorizable_condition): Same.
309 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
311 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
312 stack check if the mask would be zero.
314 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
315 Jack Howarth <howarth@bromo.med.uc.edu>
317 * tree-profile.c (tree_init_ic_make_global_vars): Make static
320 2010-03-30 Joseph Myers <joseph@codesourcery.com>
323 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
325 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
326 Include ___unordxf2 and ___unordtf2.
327 * config/i386/libgcc-glibc.ver: Do not define inheritance from
330 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
332 * config/lm32/t-lm32: New file.
333 * config.gcc: Use the above file when targetting lm32.
335 2010-03-28 Duncan Sands <baldrick@free.fr>
337 * Makefile.in (PLUGIN_HEADERS): Add except.h.
339 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
342 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
343 Improve vectorization cost model diagnostic.
345 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
348 * tree-vect-data-refs.c (vect_analyze_data_refs): When
349 compute_data_dependences_for_loop returns false, early exit
350 and output an extra diagnostic for the failed data reference
353 2010-03-29 Richard Guenther <rguenther@suse.de>
355 PR tree-optimization/43560
356 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
357 (can_sm_ref_p): Treat stores to readonly locations as trapping.
359 2010-03-29 Jie Zhang <jie@codesourcery.com>
362 * toplev.c (process_options): Set optimization_default_node
363 and optimization_current_node.
364 * opts.c (decode_options): Don't set optimization_default_node
365 and optimization_current_node.
367 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
369 * config/rtems.h: Abandon -qrtems_debug.
371 2010-03-28 Jan Hubicka <jh@suse.cz>
373 PR tree-optimization/43505
374 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
375 map should not be copied.
377 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
380 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
381 cdtors, set DECL_PRESERVE_P.
382 * ipa.c (cgraph_externally_visible_p): Return true if declaration
385 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
387 PR tree-optimization/43528
388 * stor-layout.c (place_field): Check that constant fits into
389 unsigned HWI when skipping calculation of MS bitfield layout.
391 2010-03-27 Jan Hubicka <jh@suse.cz>
394 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
395 notice_global_symbol work.
397 2010-03-27 Jakub Jelinek <jakub@redhat.com>
399 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
400 instead of dwarf2out_decl.
401 (struct var_loc_node): Remove section_label field.
402 (dwarf2out_function_decl): New function.
403 (dwarf2out_var_location): Don't set section_label field.
404 (dwarf2out_begin_function): Don't empty decl_loc_table here.
406 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
408 PR tree-optimization/43544
409 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
410 First argument for builtin vectorized function hook is now a
411 tree to be able to distinguish between machine specific and
413 * targhooks.c (default_builtin_vectorized_function): Ditto.
414 * targhooks.h (default_builtin_vectorized_function): Ditto.
415 * target.h (struct gcc_target): Ditto.
416 * tree-vect-stmts.c (vectorizable_function): Ditto.
417 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
418 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
421 2010-03-26 Joseph Myers <joseph@codesourcery.com>
424 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
425 nested binding iff it is a FUNCTION_DECL.
426 (store_parm_decls_newstyle): Pass nested=true to bind for
427 FUNCTION_DECLs amongst parameters.
429 2010-03-26 Jakub Jelinek <jakub@redhat.com>
431 * var-tracking.c (vt_expand_loc_callback): Don't run
432 cselib_expand_value_rtx_cb in dummy mode if
433 cselib_dummy_expand_value_rtx_cb returned false.
435 * var-tracking.c (emit_note_insn_var_location): For one part
436 notes with offset 0, don't add EXPR_LIST around the location.
437 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
438 add_location_or_const_value_attribute): Adjust for that change.
441 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
442 into first operand and location into second.
443 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
444 dw_cfi_oprnd_loc for DW_CFA_expression.
445 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
446 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
447 assume first argument is regnum and second argument is location.
449 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
452 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
453 of scratch register to DImode. Split to DImode comparison operator.
454 Use SImode subreg of scratch register in the multiplication.
455 (*cmp_sadd_sidi): Ditto.
456 (*cmp_ssub_si): Ditto.
457 (*cmp_ssub_sidi): Ditto.
459 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
463 Remove invalid assert and wrong comment.
465 2010-03-26 Jakub Jelinek <jakub@redhat.com>
468 * flags.h (final_insns_dump_p): New extern.
469 * final.c (final_insns_dump_p): New variable.
470 (rest_of_clean_state): Set it before -fdump-final-insns=
471 dumping, clear afterwards.
472 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
473 MEM_ALIAS_SET on MEMs.
475 2010-03-26 David S. Miller <davem@davemloft.net>
477 * configure.ac: Fix sparc GOTDATA_OP bug check.
478 * configure: Rebuild.
480 2010-03-26 Alan Modra <amodra@gmail.com>
482 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
484 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
486 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
487 TLS_SECTION_ASM_FLAG.
489 2010-03-25 Jakub Jelinek <jakub@redhat.com>
492 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
493 Clear first_function_block_is_cold.
496 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
497 argument if the argument is truth_value_p.
499 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
501 * config/rs6000/constraints.md: Update copyright year for my changes.
504 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
505 used in reg+reg addressing, swap registers.
507 2010-03-24 Jakub Jelinek <jakub@redhat.com>
510 * target.h (struct gcc_target): Add code_end hook.
511 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
513 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
514 * toplev.c (compile_file): Call targetm.asm_out.code_end
515 hook before unwind info/debug info output.
516 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
517 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
518 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
519 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
520 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
521 * config/i386/i386.c (ix86_file_end): Renamed to...
522 (ix86_code_end): ... this. Make static. Don't call
523 file_end_indicate_exec_stack. Emit unwind info using
524 final_start_function/final_end_function.
525 (darwin_x86_file_end): Remove.
526 (TARGET_ASM_CODE_END): Define.
527 * config/i386/i386.h (TARGET_ASM_FILE_END,
528 NEED_INDICATE_EXEC_STACK): Don't define.
529 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
530 (TARGET_ASM_FILE_END): Define to darwin_file_end.
531 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
532 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
535 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
536 at the beginning and final_end_function at the end.
537 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
539 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
541 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
542 and Sun as TLS syntax.
543 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
544 * configure: Regenerate.
545 * config.in: Regenerate.
546 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
547 (default_elf_asm_named_section): Use it.
548 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
549 (i386_output_dwarf_dtprel): Likewise.
550 (output_addr_const_extra): Likewise.
551 (output_pic_addr_const): Lowercase @GOTTPOFF.
552 (output_addr_const_extra): Likewise.
553 (output_pic_addr_const): Lowercase @GOTNTPOFF.
554 (output_addr_const_extra): Likewise.
555 (output_pic_addr_const): Lowercase @INDNTPOFF.
556 (output_addr_const_extra): Likewise.
557 (output_pic_addr_const): Lowercase @NTPOFF.
558 (output_addr_const_extra): Likewise.
559 (output_pic_addr_const): Lowercase @TPOFF.
560 (output_addr_const_extra): Likewise.
561 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
562 (*tls_global_dynamic_64): Likewise.
563 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
564 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
566 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
567 (ASM_OUTPUT_TLS_COMMON): Use it.
568 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
571 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
572 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
573 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
574 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
575 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
576 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
578 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
580 * config/i386/i386.c (override_options): Don't accept
581 -mtls-dialect=sun any longer.
582 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
583 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
584 (*tls_local_dynamic_base_32_sun): Likewise.
585 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
587 2010-03-24 Jakub Jelinek <jakub@redhat.com>
590 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
591 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
594 * ira.c (adjust_cleared_regs): New function.
595 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
599 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
601 * expr.c (expand_expr_real): Restore previous
602 curr_insn_source_location and curr_insn_block after
603 expand_expr_real_1 call.
604 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
605 instead of expand_expr_real_1.
607 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
609 PR rtl-optimization/43413
610 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
613 2010-03-22 James E. Wilson <wilson@codesourcery.com>
616 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
617 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
619 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
621 * config/i386/i386.c (ix86_target_string): Add -mfma.
622 Fix a typo in comment.
624 2010-03-22 Mike Stump <mikestump@comcast.net>
627 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
628 Don't overly align based upon packed packed fields.
630 2010-03-22 Jason Merrill <jason@redhat.com>
632 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
633 Use () rather than [], and move before the element type.
635 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
637 * doc/configfiles.texi (Configuration Files): Removed
638 fixinc/Makefile*, intl/Makefile.*.
639 * doc/makefile.texi: Fixed markup. Abstract from version
641 (Makefile): Removed obsolete gcc/java/parse.y example.
642 * doc/sourcebuild.texi: Likewise.
643 (Top Level): Added config, gnattools, libdecnumber, libgcc,
644 libgomp, libssp. Removed fastjar.
645 (Miscellaneous Docs): Clarify location.
646 Added COPYING3, COPYING3.LIB.
647 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
649 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * config/i386/i386.c (x86_function_profiler)
653 [!NO_PROFILE_COUNTERS]: Fix typo.
654 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
657 2010-03-22 Janis Johnson <janis187@us.ibm.com>
658 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
660 * doc/sourcebuild.texi (Test Directives): Split into six
661 subsections, with most of the current text in new subsections
662 Directives, Selectors, and Final Actions.
663 (Directives): Split list of test directives into multiple
665 (Selectors): Describe use and syntax of selectors.
666 (Effective-Target Keywords): Describe all existing keywords.
667 (Add Options): Describe features for dg-add-options.
668 (Require Support): Describe variants of dg-require-support.
669 (Final Actions): Describe commands to use in dg-final.
671 2010-03-22 Michael Matz <matz@suse.de>
674 * recog.c (validate_replace_rtx_group): Replace also in
675 REG_EQUAL and REG_EQUIV notes.
677 2010-03-22 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/43390
680 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
681 sure vector extracts are type correct.
683 2010-03-22 Richard Guenther <rguenther@suse.de>
686 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
687 x * sqrt (x) even when optimizing for size if the target
688 has native support for sqrt.
690 2010-03-22 Jakub Jelinek <jakub@redhat.com>
692 * varasm.c (make_decl_rtl_for_debug): Also clear
693 flag_mudflap for the duration of make_decl_rtl call.
696 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
697 locs from preserved VALUEs.
699 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
702 * pa.md (movmemsi): Set align to one if zero.
703 (movmemdi): Likewise.
705 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
708 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
709 with their corresponding prologue pushes.
711 2010-03-20 Andrew Pinski <pinskia@gmail.com>
714 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
715 at the begining or end.
716 (spu_expand_epilogue): Likewise.
718 2010-03-20 Richard Guenther <rguenther@suse.de>
720 PR rtl-optimization/43438
721 * combine.c (make_extraction): Properly zero-/sign-extend an
722 extraction of the low part of a CONST_INT. Also handle
725 2010-03-19 Mike Stump <mikestump@comcast.net>
727 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
728 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
729 (override_options): Use SUBTARGET32_DEFAULT_CPU.
731 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
734 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
737 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
739 PR rtl-optimization/42258
740 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
741 use that may match DEF.
744 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
745 the cost of loading the constant rather than assuming
747 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
748 outer code is AND, do the same tests as the andsi3 expander and
749 return COSTS_N_INSNS (1) if and is cheap.
751 * optabs.c (avoid_expensive_constant): Fix formatting.
753 2010-03-19 Michael Matz <matz@suse.de>
756 * attribs.c (decl_attributes): When rebuilding a function pointer
757 type use the same qualifiers as the original pointer type.
759 2010-03-19 Martin Jambor <mjambor@suse.cz>
761 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
762 and is_gimple_ip_invariant_address.
764 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
767 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
769 * config/arm/arm.c (arm_override_options): Turn off
770 flag_dwarf2_cfi_asm for AAPCS variants.
772 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
775 * config/arm/arm.c (emit_multi_reg_push): Update comments.
776 Use PRE_MODIFY instead of PRE_DEC.
777 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
778 (vfp_emit_fstmd): Likewise.
780 2010-03-19 Michael Matz <matz@suse.de>
783 * builtins.c (expand_builtin_interclass_mathfn,
784 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
787 2010-03-19 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/43415
790 * tree-ssa-pre.c (phi_translate): Split out worker to ...
791 (phi_translate_1): ... this.
792 (phi_translate): Move all caching here. Cache all NARY
793 and REFERENCE translations.
795 2010-03-19 David S. Miller <davem@davemloft.net>
797 With help from Eric Botcazou.
798 * config/sparc/sparc.c: Include dwarf2out.h.
799 (emit_pic_helper): Delete.
800 (pic_helper_symbol_name): Delete.
801 (pic_helper_emitted_p): Delete.
802 (pic_helper_needed): New.
803 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
804 (get_pc_thunk_name): New.
805 (load_pic_register): Remove 'delay_pic_helper' arg. Use
806 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
807 Set pic_helper_needed to true. Don't call emit_pic_helper.
808 (sparc_expand_prologue): Update load_pic_register call.
809 (sparc_output_mi_thunk): Likewise.
810 (sparc_file_end): Emit a hidden comdat symbol for the PIC
811 thunk if possible. Output CFI information as needed.
813 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
814 Jack Howarth <howarth@bromo.med.uc.edu>
817 * config/i386/i386.h: Fix ABI on darwin x86-32.
819 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
821 * tree.h: Declare make_decl_rtl_for_debug.
822 * varasm.c (make_decl_rtl_for_debug): New.
823 * dwarf2out.c (rtl_for_decl_location): Call it.
824 * cfgexpand.c (expand_debug_expr): Call it.
826 2010-03-18 Jakub Jelinek <jakub@redhat.com>
829 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
833 * var-tracking.c (vt_init_cfa_base): Do nothing if
834 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
836 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
839 * var-tracking.c (canonicalize_vars_star): New.
840 (dataflow_post_merge_adjust): Use it.
842 2010-03-18 Jakub Jelinek <jakub@redhat.com>
845 * var-tracking.c (non_suitable_const): New function.
846 (add_uses): For DEBUG_INSNs with constants, don't record any
847 value, instead just the constant value itself.
848 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
849 is not VAR_LOC_UNKNOWN_P, set var to the constant.
850 (emit_notes_in_bb): Likewise.
851 (emit_note_insn_var_location): For onepart variables if
852 cur_loc is a VOIDmode constant, use DECL_MODE.
854 2010-03-18 Martin Jambor <mjambor@suse.cz>
857 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
858 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
859 all non-clones. Moved call redirection...
860 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
861 (cgraph_materialize_all_clones): Dispose of all
862 combined_args_to_skip bitmaps.
863 (verify_cgraph_node): Do not check for edges pointing to wrong
864 nodes in inline clones.
865 * tree-inline.c (copy_bb): Call
866 cgraph_redirect_edge_call_stmt_to_callee.
867 * ipa.c (cgraph_remove_unreachable_nodes): Call
868 cgraph_node_remove_callees even when there are used clones.
870 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
872 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
874 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
880 2010-03-18 Michael Matz <matz@suse.de>
883 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
884 into sqrt(x) if we need to preserve signed zeros.
886 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
887 Eric Botcazou <ebotcazou@adacore.com>
889 PR rtl-optimization/43360
890 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
891 note if we don't know its invariant status.
893 2010-03-18 Michael Matz <matz@suse.de>
895 PR tree-optimization/43402
896 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
897 PHI chains of ssa names registered for update.
899 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
902 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
903 non-offsettable and pre_modify update addressing.
904 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
905 and "2" alternatives "#".
906 (*movdd_softfloat32): Make all alternatives "#";
907 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
908 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
909 (*movdf_softfloat32): Make all alternatives "#";
910 (movdi): Use the new DIFD mode iterator to create a common splitter
911 for movdi, movdf and movdd patterns.
913 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
915 * common.opt (dumpdir): Remove redundant tab.
917 2010-03-17 Martin Jambor <mjambor@suse.cz>
919 PR tree-optimization/43347
920 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
921 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
923 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
925 PR rtl-optimization/42216
926 * regrename.c (create_new_chain): New function, broken out from...
927 (scan_rtx_reg): ... here. Call it. Handle the case where we are
928 appending a use to an empty chain.
929 (build_def_use): Remove previous changes that convert OP_INOUT to
930 OP_OUT operands; instead detect the case where an OP_INOUT operand
931 uses a previously untracked register and create an empty chain for it.
933 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
935 * doc/extend.texi (Function Attributes): Rewrite unfinished
936 sentence in ms_abi documentation.
938 2010-03-17 Alan Modra <amodra@gmail.com>
940 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
941 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
942 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
943 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
945 2010-03-16 Richard Henderson <rth@redhat.com>
948 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
949 (lower_try_finally): Save and restore eh_seq around the expansion
952 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
954 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
955 statements before splitting block.
957 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
959 * doc/sourcebuild.texi (Testsuites): Fix markup.
960 Use pathnames relative to gcc/testsuite.
961 (Test Directives): Move description of how timeout is determined.
962 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
963 (C Tests): Correct gcc.misc-tests directory.
964 Framework tests now live in gcc.test-framework.
966 2010-03-16 Richard Guenther <rguenther@suse.de>
969 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
970 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
972 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
973 Alexandre Oliva <aoliva@redhat.com>
975 PR tree-optimization/42917
976 * lambda-code.c (remove_iv): Skip debug statements.
977 (lambda_loopnest_to_gcc_loopnest): Likewise.
978 (not_interesting_stmt): Debug statements are not interesting.
980 2010-03-16 Jakub Jelinek <jakub@redhat.com>
984 * cselib.c (cselib_preserve_constants,
985 cfa_base_preserved_val): New static variables.
986 (preserve_only_constants): New function.
987 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
988 clear its REG_VALUES. If cselib_preserve_constants, don't
989 empty the whole hash table, but preserve there VALUEs with constants,
990 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
991 (cselib_preserve_cfa_base_value): New function.
992 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
993 (cselib_init): Change argument to int bitfield. Set
994 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
996 (cselib_finish): Clear cselib_preserve_constants and
997 cfa_base_preserved_val.
998 * cselib.h (enum cselib_record_what): New enum.
999 (cselib_init): Change argument to int.
1000 (cselib_preserve_cfa_base_value): New prototype.
1001 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1002 * dse.c (dse_step1): Likewise.
1003 * cfgcleanup.c (thread_jump): Likewise.
1004 * sched-deps.c (sched_analyze): Likewise.
1005 * gcse.c (local_cprop_pass): Likewise.
1006 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1007 If FN is non-NULL, call the callback always and whenever it returns
1008 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1009 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1010 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1011 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1012 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1013 * var-tracking.c: Include recog.h.
1014 (bb_stack_adjust_offset): Remove.
1015 (vt_stack_adjustments): Don't call it, instead just gather the
1016 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1017 (adjust_stack_reference): Remove.
1018 (compute_cfa_pointer): New function.
1019 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1020 (struct adjust_mem_data): New type.
1021 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1023 (get_address_mode): New function.
1024 (replace_expr_with_values): Use it.
1025 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1026 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1027 (adjust_sets): Remove.
1028 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1029 Use get_address_mode.
1030 (get_adjusted_src): Remove.
1031 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1032 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1033 (add_with_sets): Don't call adjust_sets.
1034 (fp_setter, vt_init_cfa_base): New functions.
1035 (vt_initialize): Change return type to bool. Move most of pool etc.
1036 initialization to the beginning of the function from end. Pass
1037 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1038 If !frame_pointer_needed, call vt_stack_adjustment before mos
1039 vector is filled, call vt_init_cfa_base if argp/framep has been
1040 eliminated to sp. If frame_pointer_needed and argp/framep has
1041 been eliminated to hard frame pointer, set
1042 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1043 encountering fp setter in the prologue. For MO_ADJUST, call
1044 log_op_type before pusing the op into mos vector, not afterwards.
1045 Call adjust_insn before cselib_process_insn/add_with_sets,
1046 call cancel_changes (0) afterwards.
1047 (variable_tracking_main_1): Adjust for vt_initialize calling
1048 vt_stack_adjustments and returning whether it succeeded or not.
1050 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1052 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1055 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1057 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1059 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1060 drap_reg has not been set.
1062 2010-03-15 Michael Matz <matz@suse.de>
1065 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1066 use it to expand block copies.
1067 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1068 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1069 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1071 2010-03-15 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/43367
1074 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1077 2010-03-15 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/43317
1080 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1082 2010-03-15 Martin Jambor <mjambor@suse.cz>
1084 PR tree-optimization/43141
1085 * tree-sra.c (create_abstract_origin): New function.
1086 (modify_function): Call create_abstract_origin.
1088 2010-03-15 Chris Demetriou <cgd@google.com>
1090 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1093 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1096 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1097 call insert_out_of_ssa_copy for default definitions.
1099 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1101 * graphite-clast-to-gimple.c (my_long_long): Defined.
1102 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1103 * graphite-sese-to-poly.c (my_long_long): Defined.
1104 (scop_ivs_can_be_represented): Use it.
1106 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1108 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1109 graphite-max-bbs-per-function, and loop-block-tile-size.
1110 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1112 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1114 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1116 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1117 forward declaration.
1118 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1119 (add_upper_bounds_from_estimated_nit): New.
1120 (build_loop_iteration_domains): Use it.
1122 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1124 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1126 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1129 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1130 should be an INTEGER_CST. Also handle CASE_CONVERT.
1132 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1134 * graphite.c (graphite_initialize): To bound the number of bbs per
1135 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1136 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1137 * doc/invoke.texi: Document it.
1139 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1141 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1142 * graphite-sese-to-poly.h (build_poly_scop): Same.
1144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1146 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1147 the number of parameters in the scop. Use as an upper bound
1148 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1149 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1150 * doc/invoke.texi: Document it.
1152 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1154 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1155 * doc/c-tree.texi: Remove.
1156 * doc/generic.texi: Merge c-tree.texi here.
1157 * doc/gccint.texi (Trees): Remove menu entry.
1158 (c-tree.texi): Remove @include.
1159 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1160 * doc/languages.texi (Reading RTL): Ditto.
1162 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1165 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1167 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1170 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1171 code added to work around reload clobbering CONST insns.
1173 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1175 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1176 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1177 (cselib_preserve_only_values): Remove retain argument, don't
1178 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1179 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1180 * var-tracking.c (micro_operation): Move insn field before union.
1181 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1182 (struct variable_tracking_info_def): Remove n_mos field, change
1183 mos into a vector of micro_operations.
1184 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1185 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1186 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1187 changing into a vector.
1188 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1189 come before all other uops generated by add_stores.
1190 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1192 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1193 a vector. Run just one pass over the bbs instead of separate counting
1194 and computation phase.
1195 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1198 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1199 into *nonlocalized_list vector.
1200 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1201 even if origin is non-NULL.
1202 (gen_variable_die): Likewise.
1203 (process_scope_var): Don't change origin.
1204 (gen_decl_die): Likewise.
1205 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1206 before adding new edges instead of after it, fix moving over
1209 2010-03-11 David S. Miller <davem@davemloft.net>
1211 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1213 * configure: Rebuild.
1215 2010-03-11 Martin Jambor <mjambor@suse.cz>
1217 PR tree-optimization/43257
1218 * tree.c (assign_assembler_name_if_neeeded): New function.
1219 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1221 * tree.h (assign_assembler_name_if_neeeded): Declare.
1222 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1223 the function if needed.
1225 2010-03-11 Chris Demetriou <cgd@google.com>
1227 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1228 include/stdint-gcc.h, and include/stdint.h world-readable.
1230 2010-03-11 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/43255
1233 * tree-vrp.c (process_assert_insertions_for): Do not insert
1234 asserts for trivial conditions.
1236 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1238 PR tree-optimization/43280
1239 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1240 generation. Move calculation of size out of the if branch.
1241 (find_bswap): Modify compare number generation.
1243 2010-03-11 Richard Guenther <rguenther@suse.de>
1246 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1247 (input_gimple_stmt): Fixup handled component types during
1248 operand read. Also fix up decls in ADDR_EXPRs.
1250 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1252 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1253 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1255 2010-03-10 Jan Hubicka <jh@suse.cz>
1258 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1259 * varasm.c (get_variable_section): Don't do that here...
1260 (make_decl_rtl): ... and here.
1261 (do_assemble_alias): Produce decl RTL.
1262 (assemble_alias): Likewise.
1264 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1267 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1268 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1270 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1271 (based_loc_descr): Only express drap or vdrap regno based expressions
1272 using DW_OP_fbreg when not optimizing.
1273 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1274 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1275 REG_CFA_SET_VDRAP note.
1277 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1279 PR tree-optimization/43236
1280 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1281 error in calculation of base address in reverse iteration case.
1282 (generate_builtin): Take number of latch executions if the statement
1285 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1288 * tree-eh.c: Include pointer-set.h.
1289 (lower_eh_dispatch): Filter out duplicate case labels and
1290 remove the unneeded edge when the label is unused. Return
1291 true when some edges are removed.
1292 (execute_lower_eh_dispatch): When any lowering resulted in
1293 removing an edge, also delete unreachable blocks.
1295 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1298 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1299 UNSPEC_MACHOPIC_OFFSET.
1301 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1304 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1305 (m68k_delegitimize_address): New function.
1307 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1310 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1313 * var-tracking.c (adjust_sets): New function.
1314 (count_with_sets, add_with_sets): Use it.
1315 (get_adjusted_src): New inline function.
1316 (add_stores): Use it.
1319 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1320 call cselib_dummy_expand_value_rtx_cb instead of
1321 cselib_expand_value_rtx_cb.
1324 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1325 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1326 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1327 and .cfi_endproc around the pic thunks.
1328 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1329 all queued unwind info register saves are saved before the call.
1330 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1331 considered as sp-=4 for unwind info and the pop as sp+=4 which
1332 also clobbers dest, but doesn't actually restore it.
1335 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1336 RTX_FRAME_RELATED_P.
1338 2010-03-09 Jie Zhang <jie@codesourcery.com>
1340 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1341 whitespaces in output template.
1343 2010-03-09 Jie Zhang <jie@codesourcery.com>
1345 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1348 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1350 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1351 builtins.exp in a separate job.
1353 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite-sese-to-poly.c (add_param_constraints): Use
1356 lower_bound_in_type and upper_bound_in_type.
1358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1360 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1361 instead of unsigned_type_node.
1363 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1364 Reza Yazdani <reza.yazdani@amd.com>
1367 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1368 on pointer type parameters.
1370 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1374 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1375 handle conversions from pointer to integers.
1376 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1377 induction variable, to be able to work with code generated by CLooG.
1378 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1379 (build_poly_scop): Bail out if we cannot codegen a loop.
1381 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1383 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1384 code generation with gloog_error.
1386 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1388 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1389 Call fold_convert on all the returned values.
1390 (expand_scalar_variables_expr): Pass to
1391 expand_scalar_variables_ssa_name the type of the resulting expression.
1393 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1395 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1396 ppl_min_for_le_pointset.
1397 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1398 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1400 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1402 * graphite-dependences.c (map_into_dep_poly): Removed.
1403 (dependence_polyhedron_1): Use combine_context_id_scat.
1405 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1407 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1408 (struct poly_bb): Same.
1409 (combine_context_id_scat): New.
1411 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1414 * sese.c (name_defined_in_loop_p): Return false for default
1417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1419 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1420 and clean up the logic.
1422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1424 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1427 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1429 * var-tracking.c (remove_cselib_value_chains): Define only for
1431 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1432 delete_slot_part, emit_notes_for_differences_1): Don't call
1433 remove_cselib_value_chains here.
1434 (set_slot_part, emit_notes_for_differences_2): Don't call
1435 add_cselib_value_chains here.
1436 (preserved_values): New vector.
1437 (preserve_value): New function.
1438 (add_uses, add_stores, vt_add_function_parameters): Use it
1439 instead of cselib_preserve_value.
1440 (changed_values_stack): New vector.
1441 (check_changed_vars_0): New function.
1442 (check_changed_vars_1, check_changed_vars_2): Use it.
1443 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1444 changed_values_stack VALUEs.
1445 (vt_emit_notes): For all preserved_values call
1446 add_cselib_value_chains. If ENABLE_CHECKING call
1447 remove_cselib_value_chains before verifying value_chains is empty.
1448 Initialize and free changed_values_stack.
1449 (vt_initialize): Initialize preserved_values.
1450 (vt_finalize): Free preserved_values.
1452 2010-03-08 Richard Guenther <rguenther@suse.de>
1454 PR tree-optimization/43269
1455 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1458 2010-03-08 Martin Jambor <mjambor@suse.cz>
1460 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1461 (ipa_is_param_called): Removed.
1462 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1463 (ipa_print_node_params): Do not print the called flag.
1464 (ipa_write_node_info): Do not stream the called flag.
1465 (ipa_read_node_info): Likewise.
1467 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1470 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1471 * cselib.c (struct expand_value_data): Add dummy field.
1472 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1474 (cselib_dummy_expand_value_rtx_cb): New function.
1475 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1477 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1478 * var-tracking.c: Include pointer-set.h.
1479 (variable): Change n_var_parts to char from int. Add
1480 cur_loc_changed and in_changed_variables fields.
1481 (variable_canonicalize): Remove.
1482 (shared_var_p): New inline function.
1483 (unshare_variable): Maintain cur_loc_changed and
1484 in_changed_variables fields. If var was in changed_variables,
1485 replace it there with new_var. Just copy cur_loc instead of
1486 resetting it to something else.
1487 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1488 (dataflow_set_union): Don't call variable_canonicalize.
1489 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1490 of their DEBUG_EXPR_TREE_DECLs.
1491 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1492 and in_changed_variables and cur_loc_changed is false.
1493 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1494 and cur_loc_changed. Don't update cur_loc here.
1495 (variable_merge_over_src): Don't call variable_canonicalize.
1496 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1497 removing loc that is equal to cur_loc, clear cur_loc,
1498 set cur_loc_changed and ensure variable_was_changed is called.
1499 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1500 compare pointers in cur_loc check, if it is equal to loc,
1501 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1502 (variable_different_p): Remove compare_current_location argument,
1503 don't compare cur_loc.
1504 (dataflow_set_different_1): Adjust variable_different_p caller.
1505 (variable_was_changed): If dv had some var in changed_variables
1506 already, reset in_changed_variables flag for it and propagate
1507 cur_loc_changed over to the new variable. On empty var
1508 always set cur_loc_changed. Set in_changed_variables on whatever
1509 var is added to changed_variables.
1510 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1511 Use shared_var_p. When removing loc that is equal to cur_loc,
1512 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1513 end, don't set it to something else, just call variable_was_changed.
1514 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1515 loc being removed, clear cur_loc and set cur_loc_changed.
1516 Set cur_loc_changed if all locations have been removed.
1517 (struct expand_loc_callback_data): New type.
1518 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1519 allocated. Always create SUBREGs if simplify_subreg failed.
1520 Prefer to use cur_loc, when that fails and still in
1521 changed_variables (and seen first time) recompute it. Set
1522 cur_loc_changed of variables which had to change cur_loc and
1523 compute elcd->cur_loc_changed if any of the subexpressions used
1524 had to change cur_loc.
1525 (vt_expand_loc): Adjust to pass arguments in
1526 expand_loc_callback_data structure.
1527 (vt_expand_loc_dummy): New function.
1528 (emitted_notes): New variable.
1529 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1530 that weren't used for any other decl in current
1531 emit_notes_for_changes call call vt_expand_loc_dummy to update
1532 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1533 first loc_chain location if NULL before. Always use just
1534 cur_loc instead of first loc_chain location. When cur_loc_changed
1535 is false, when not --enable-checking=rtl just don't emit any note.
1536 When rtl checking, compute the note and assert it is the same
1537 as previous note. Clear cur_loc_changed and in_changed_variables
1538 at the end before removing from changed_variables.
1539 (check_changed_vars_3): New function.
1540 (emit_notes_for_changes): Traverse changed_vars to call
1541 check_changed_vars_3 on each changed var.
1542 (emit_notes_for_differences_1): Clear cur_loc_changed and
1543 in_changed_variables. Recompute cur_loc of new_var.
1544 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1545 (vt_emit_notes): Initialize and destroy emitted_notes.
1547 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1549 PR rtl-optimization/42220
1550 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1551 Use verify_reg_tracked to determine if we should use OP_OUT rather
1553 (build_def_use): If we see an in-out operand for a register that we
1554 know nothing about, treat is an output if possible, fail the block if
1557 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1560 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1563 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1566 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1567 uses of relevant DEFs that are dead outside the loop too.
1569 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1571 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1573 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1575 * var-tracking.c (values_to_unmark): New variable.
1576 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1577 values_to_unmark vector. Moved body to...
1578 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1579 instead queue it into values_to_unmark vector.
1580 (vt_find_locations): Free values_to_unmark vector.
1582 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1584 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1585 (site.exp): Export them when plugins are enabled.
1587 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1590 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1592 (chrec_fold_multiply): Same.
1594 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1597 * c-decl.c (build_compound_literal): Return early if init is
1600 2010-03-04 Martin Jambor <mjambor@suse.cz>
1602 PR tree-optimization/43164
1603 PR tree-optimization/43191
1604 * tree-sra.c (type_consists_of_records_p): Reject records with
1605 zero-size bit-fields at the end.
1607 2010-03-04 Mike Stump <mikestump@comcast.net>
1609 * Makefile.in (TAGS): Remove *.y.
1611 2010-03-04 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/40761
1614 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1616 (my_rev_post_order_compute): New function.
1617 (init_pre): Call it.
1619 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1622 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1623 decrease the cost of an IV candidate when the cost is infinite.
1625 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1627 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1628 Use '3DNow!' for the extension of that name, ensure normal space
1630 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1632 2010-03-03 Jeff Law <law@redhat.com>
1634 * PR middle-end/32693
1635 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1636 than gen_rtx_SUBREG.
1637 (extract_bit_field_1): Likewise.
1639 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1641 * doc/sourcebuild.texi (Test directives): Document that arguments
1642 include-opts and exclude-opts are now optional for dg-skip-if,
1643 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1645 2010-03-03 Jason Merrill <jason@redhat.com>
1648 * cgraph.h (varpool_node): Add extra_name field.
1649 * varpool.c (varpool_extra_name_alias): New.
1650 (varpool_assemble_decl): Emit extra name aliases.
1651 (varpool_mark_needed_node): Look past an extra name alias.
1652 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1653 * lto-streamer-in.c (lto_input_tree): Read it.
1654 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1656 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1658 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1659 (sparc*-*-solaris2*): ...this.
1661 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1664 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1665 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1666 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1667 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1670 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1671 fallthrough to default handling, just with want_address 0 instead of 2.
1672 For single element lists, add_AT_loc directly, otherwise create an
1673 artificial variable DIE and stick location list to it.
1676 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1677 (VAL_EXPR_HAS_REVERSE): Define.
1678 (reverse_op): New function.
1679 (add_stores): For reversible operations add an extra MO_VAL_USE.
1681 2010-03-02 Jason Merrill <jason@redhat.com>
1683 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1685 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1687 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1688 (sparc64-*-linux*): Likewise.
1689 (sparc64-*-solaris2*): Include assembler files before linker ones.
1690 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1691 * config/sparc/gas.h: Delete.
1692 * config/sparc/sol2-64.h: Add copyright notice.
1693 * config/sparc/sol2-gas-bi.h: Likewise.
1694 * config/sparc/sol2-gld.h: Likewise.
1695 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1696 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1697 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1698 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1699 (sparc_elf_asm_named_section): Rename into...
1700 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1702 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1704 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1706 2010-03-02 Jeff Law <law@redhat.com>
1709 * reload1.c (rtx_p, substitute_stack): Declare.
1710 (substitute): Record addresses of changed rtxs.
1711 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1712 Restore the original rtx when complete.
1713 (reload): Free subsitute_stack when complete.
1715 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1717 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1718 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1720 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1721 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1722 Torture Tests): Change from subsection to section.
1724 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1725 Steven Bosscher <steven@gcc.gnu.org>
1727 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1730 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1733 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1734 the assignment from the new induction variable to the assignment
1735 of the value from the original loop PHI function.
1737 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1738 Daniel Jacobowitz <dan@codesourcery.com>
1740 * doc/sourcebuild.texi (Test directives): Clarify options to
1743 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1745 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1746 Disable cfi directives unless GCC and gas agree on using read-only
1747 .eh_frame sections for 64-bit.
1748 * configure: Regenerate.
1750 2010-03-01 Richard Guenther <rguenther@suse.de>
1752 PR tree-optimization/43220
1753 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1754 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1756 2010-03-01 Richard Guenther <rguenther@suse.de>
1757 Martin Jambor <mjambor@suse.cz>
1760 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1761 gimplified parameters.
1763 2010-03-01 Christian Bruel <christian.bruel@st.com>
1765 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1767 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1771 2010-03-01 Richard Guenther <rguenther@suse.de>
1774 * expr.c (expand_assignment): Use the alias-oracle to tell
1775 if the rhs aliases the result decl.
1777 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1780 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1781 to sol_gt_pch_get_address.
1782 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1783 64-bit, SPARC and x86.
1784 (sol_gt_pch_get_address): New function.
1786 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1788 * toplev.h (inform_n, error_n): Declare.
1789 * diagnostic.c (inform_n, error_n): New function.
1791 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1793 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1794 has no rtl yet when processing local_decls, queue it and recheck
1795 if deferred stack allocation hasn't assigned it rtl.
1797 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1799 * config/sh/sh.c (unspec_bbr_uid): New.
1800 (gen_block_redirect): Use it instead of INSN_UID.
1801 (gen_far_branch): Likewise.
1803 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1805 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1806 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1808 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1810 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1811 (Warning Options): -Wno-conversion-null is valid for
1812 Objective-C++ as well.
1813 * doc/tm.texi (Named Address Spaces): Likewise.
1814 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1815 * doc/tree-ssa.texi (Tree SSA): Likewise.
1817 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1820 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1821 by default. Don't set the default arch for
1822 i[34567]86-*-darwin*|x86_64-*-darwin*.
1824 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1827 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1828 default. Set the default 32bit/64bit archs with $with_arch
1829 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1831 2010-02-27 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/43186
1834 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1835 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1836 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1837 unroller iterations.
1839 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1841 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1842 required and i[34567]86-*-* targets don't support 64bit ISA.
1844 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1847 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1850 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1852 * config.gcc: Set the default arch at least to Prescott for
1853 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1854 if SSE math is enabled.
1856 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1858 * diagnostic.c (diagnostic_initialize): Update.
1859 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1861 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1862 (diagnostic_inhibit_notes): New.
1863 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1865 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1868 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1869 * doc/standards.texi: Likewise.
1870 * doc/extend.texi: Likewise.
1871 * doc/trouble.texi: Likewise.
1872 * doc/cppopts.texi: Likewise.
1873 * doc/install.texi: Likewise.
1874 * c.opt (std=c90,std=gnu90): New options.
1875 * c-opts.c (c_common_handle_option): Handle them.
1877 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1880 * c-decl.c (undeclared_variable): Use an informative note.
1882 2010-02-26 Richard Guenther <rguenther@suse.de>
1884 PR tree-optimization/43186
1885 * gimple.h (gimple_fold): Remove.
1886 * gimple.c (gimple_fold): Remove. Inline into single user ...
1887 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1888 Try harder for conditions.
1890 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1893 * function.c (used_types_insert): Don't skip through named pointer
1894 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1895 and it is different from the main variant's type.
1897 2010-02-26 Nick Clifton <nickc@redhat.com>
1899 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1901 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1903 * config.gcc: Support --with-fpmath=sse for x86.
1905 * config/i386/ssemath.h: New.
1907 * doc/install.texi (--with-fpmath=sse): Documented.
1909 2010-02-26 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/43188
1912 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1913 vector types of over-aligned element type.
1915 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1919 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1921 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1923 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1925 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1927 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1928 * var-tracking.c: Include diagnostic.h.
1929 (debug_dv): New function.
1930 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1933 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1934 (add_value_chain, add_value_chains, remove_value_chain,
1935 remove_value_chains): Handle DEBUG_EXPRs.
1936 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1939 * regcprop.c (struct queued_debug_insn_change): New type.
1940 (struct value_data_entry): Add debug_insn_changes field.
1941 (struct value_data): Add n_debug_insn_changes field.
1942 (debug_insn_changes_pool): New variable.
1943 (free_debug_insn_changes, apply_debug_insn_changes,
1944 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1945 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1946 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1948 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1950 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1951 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1952 changes, call cprop_find_used_regs via note_stores.
1953 (copyprop_hardreg_forward): When copying vd from predecessor
1954 which has any queued DEBUG_INSN changes, make sure the pointers are
1955 cleared. At the end call df_analyze and then if there are any
1956 DEBUG_INSN changes queued at the end of some basic block for still
1957 live registers, apply them.
1958 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1960 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1962 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1965 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1967 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1968 targets. Set the default with_cpu/with_arch from arch/cpu.
1969 Allow x86-64 and native for with_cpu/with_arch.
1971 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1973 * ebitmap.c: Change calls to verify_popcount with calls to
1974 sbitmap_verify_popcount.
1975 (ebitmap_clear_bit): Fixed map->cacheindex test and
1976 map>cache update when bit clearing results in an empty
1979 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1982 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1983 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1984 and support both V2DF and V2DI modes.
1985 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1986 support both V2DF and V2DI modes.
1987 (general): Delete trailing whitespace from a few patterns.
1989 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1990 V2DF/V2DI interleave high/low builtins.
1992 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1995 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1996 interleave high/low functions.
1998 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2000 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2001 #pragma extern_prefix.
2003 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2006 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2007 BLKmode, assert op0 is a MEM and just adjust its mode.
2010 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2011 if bitpos isn't multiple of mode's bitsize.
2013 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2015 * c.opt (-ftemplate-depth=): New.
2016 (-ftemplate-depth-): Deprecate.
2017 * optc-gen.awk: Handle -ftemplate-depth=.
2018 * opth-gen.awk: Likewise.
2019 * c-opts.c (c_common_handle_option): Likewise.
2020 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2022 2010-02-24 Jason Merrill <jason@redhat.com>
2024 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2026 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2028 * cfg.c (alloc_aux_for_block): Remove inline.
2029 (alloc_aux_for_edge): Likewise.
2031 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2033 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2035 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2037 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2038 * config/i386/sol2-gas.h: New file.
2039 * config.gcc (i[34567]86-*-solaris2*): Use it.
2041 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2044 * c-typeck.c (ep_convert_and_check): New.
2045 (build_conditional_expr): Use it.
2046 (build_binary_op): Likewise.
2048 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2050 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2053 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2054 bounds even for -O+.
2055 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2056 expr needs to have DECL_NAME set.
2058 2010-02-24 Nick Clifton <nickc@redhat.com>
2060 * config/mep/mep.c: Include gimple.h.
2061 (mep_function_uses_sp): Delete unused function.
2062 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2063 parameters. Use unsigned integers to count args. Return a
2064 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2066 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2069 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2070 greater or equal to nelt instead of 2 * nelt.
2071 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2074 2010-02-23 Jason Merrill <jason@redhat.com>
2077 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2078 in cfun->local_decls even if they have register types.
2081 * stor-layout.c (place_field): Don't warn about unnecessary
2082 DECL_PACKED if the type is packed.
2084 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2087 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2088 GOTOFF relocs, even when the base reg isn't pic pointer.
2090 2010-02-23 Michael Matz <matz@suse.de>
2093 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2094 (expand_gimple_basic_block): Generate and use debug temps if there
2095 are debug uses left after the last real use of TERed ssa names.
2096 Unlink debug immediate uses when they are expanded.
2098 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2101 * config/i386/i386.c (override_options): Reorganise to provide
2102 better error messages.
2104 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2107 * graphite-scop-detection.c (create_single_exit_edge): Move
2108 the call to find_single_exit_edge to....
2109 (create_sese_edges): ...here. Don't handle multiple edges
2110 exiting the function.
2111 (build_graphite_scops): Don't handle multiple edges
2112 exiting the function.
2114 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2117 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2118 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2120 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2123 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2125 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2128 * c-typeck.c (convert_arguments): Print declaration location.
2129 * c-common.c (validate_nargs): Rename as
2130 builtin_function_validate_nargs.
2131 (check_builtin_function_arguments): Update.
2133 2010-02-22 Richard Guenther <rguenther@suse.de>
2136 * tree-inline.c (declare_return_variable): Use the type of
2137 the call stmt lhs if available.
2139 2010-02-22 Duncan Sands <baldrick@free.fr>
2141 * passes.c (register_pass): Always consider all pass lists when
2142 ref_pass_instance_number is zero.
2144 2010-02-22 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/42749
2147 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2148 parameter. Do arithmetic in the original type.
2149 (update_accumulator_with_ops): Likewise.
2150 (adjust_accumulator_values): Adjust.
2152 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2154 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2155 (QI to BLKmode splitter): New splitter.
2157 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2159 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2160 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2162 2010-02-22 Richard Guenther <rguenther@suse.de>
2164 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2166 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2168 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2169 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2170 ($(T)crti.o, $(T)crtn.o): Remove rules.
2172 2010-02-21 Tobias Burnus <burnus@net-b.de>
2175 * doc/invoke.texi (-fassociative-math): Document that this
2176 option is automatically enabled for Fortran.
2178 2010-02-20 David S. Miller <davem@davemloft.net>
2180 * configure.ac: Test if linker and assembler properly support
2181 GOTDATA_OP relocations.
2182 * configure: Rebuild.
2183 * config.in: Likewise.
2184 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2185 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2186 (movsi_high_pic): Likewise.
2187 (movdi_lo_sum_pic): Likewise.
2188 (movdi_high_pic): Likewise.
2189 (movsi_pic_gotdata_op): New pattern.
2190 (movdi_pic_gotdata_op): Likewise.
2191 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2192 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2194 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2197 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2198 attribute to ssemul.
2199 (xop_mulv2div2di3_high): Ditto.
2201 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2204 * c.opt (Wconversion-null): New option.
2205 * doc/invoke.texi (Wconversion-null): Document.
2207 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2209 * common.opt (Wlarger-than-): Add Undocumented.
2211 2010-02-19 Mike Stump <mikestump@comcast.net>
2213 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2215 2010-02-19 Jason Merrill <jason@redhat.com>
2218 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2219 * configure: Likewise.
2221 2010-02-20 Alan Modra <amodra@gmail.com>
2224 * cgraph.h (cgraph_make_decl_local): Declare.
2225 * cgraph.c (cgraph_make_decl_local): New function.
2226 (cgraph_make_node_local): Use it.
2227 * cgraphunit.c (cgraph_function_versioning): Likewise.
2228 * ipa.c (function_and_variable_visibility): Likewise.
2230 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2233 * except.c (sjlj_emit_function_enter): Don't call
2234 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2236 * rtl.h (add_reg_br_prob_note): Remove prototype.
2238 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2241 * c-common.c (conversion_warning): Remove widening conversions
2242 before checking the conversion of integers to reals.
2244 2010-02-19 Mike Stump <mikestump@comcast.net>
2247 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2250 * cgraphunit.c (process_function_and_variable_attributes): Check
2251 DECL_PRESERVE_P instead of looking up attribute "used".
2252 * ipa-pure-const.c (check_decl): Likewise.
2253 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2254 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2255 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2256 instead of attribute "used".
2257 * config/sol2-c.c (solaris_pragma_init): Likewise.
2258 (solaris_pragma_fini): Likewise.
2260 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2262 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2263 Use XCNEW instead of xcalloc.
2264 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2265 XNEW instead of xmalloc.
2266 (get_fields): Use XNEWVEC instead of xmalloc.
2269 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2270 populate vars array.
2271 (create_new_general_access): For debug stmts just reset value.
2272 (get_stmt_accesses): For accesses within debug stmts just record them
2273 using add_access_to_acc_sites instead of preventing the peeling or
2274 counting them as accesses.
2277 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2279 2010-02-19 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/42916
2282 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2285 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2287 * configure.ac: Replace all uses of changequote in macro arguments
2288 with proper quoting.
2290 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2293 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2295 2010-02-19 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/42944
2298 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2299 test for aliasing with errno.
2301 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2304 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2305 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2306 * dojump.c: Include output.h.
2307 (inv): New inline function.
2308 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2309 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2310 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2311 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2312 argument, pass it down to other calls.
2313 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2314 add REG_BR_PROB note to the conditional jump.
2315 * cfgexpand.c (add_reg_br_prob_note): Removed.
2316 (expand_gimple_cond): Don't call it, add the probability
2317 as last argument to jumpif_1/jumpifnot_1.
2318 * Makefile.in (dojump.o): Depend on output.h.
2319 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2321 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2322 * stmt.c (do_jump_if_equal): Likewise.
2323 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2324 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2325 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2327 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2328 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2329 jumpifnot_1 callers.
2330 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2332 (store_expr): Adjust jumpifnot caller.
2333 (store_constructor): Adjust jumpif caller.
2336 * gimplify.c (gimple_boolify): For __builtin_expect call
2337 gimple_boolify also on its first argument.
2339 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2341 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2343 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2344 * configure: Regenerated.
2346 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2348 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2349 lang_hooks.types_compatible_p instead of comptypes.
2351 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2353 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2354 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2355 if __prefer_thumb__ is defined.
2357 2010-02-18 Martin Jambor <mjambor@suse.cz>
2359 PR tree-optimization/43066
2360 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2361 array with zero-sized element type.
2363 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2365 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2366 rtx, allocate struct var_loc_node here and return it to the
2367 caller, and only if it is actually needed.
2368 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2369 move it earlier and return immediately if it returns NULL.
2371 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2373 * config/sparc/gas.h: New file. Restore
2374 TARGET_ASM_NAMED_SECTION to its ELF default.
2375 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2377 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2378 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2379 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2380 after sparc/sysv4.h.
2382 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2384 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2386 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2388 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2389 patterns from predicated pattern.
2391 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2394 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2395 for insn mnemonic suffix.
2397 2010-02-17 Richard Guenther <rguenther@suse.de>
2399 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2402 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2405 * caller-save.c (save_call_clobbered_regs): If BB ends with
2406 a DEBUG_INSN, move any notes in between last real insn and the last
2407 DEBUG_INSN after the last DEBUG_INSN.
2409 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2411 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2412 Fix return type. Fix argument type. Explain meaning of return value.
2414 2010-02-16 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/41043
2417 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2418 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2420 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2422 2010-02-16 Ira Rosen <irar@il.ibm.com>
2424 PR tree-optimization/43074
2425 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2426 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2427 vectorizable cycles in hybrid SLP check.
2428 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2430 2010-02-16 Richard Guenther <rguenther@suse.de>
2432 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2433 (true_dependence): If memrefs_conflict_p computes must-alias
2434 trust it. Move TBAA check after offset-based disambiguation.
2435 (canon_true_dependence): Likewise.
2437 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2439 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2440 * doc/invoke.texi: Document it.
2441 * var-tracking.c: Include toplev.h and params.h.
2442 (vt_find_locations): Return bool indicating success. Compute
2443 hash sizes unconditionally. Check new parameter, report.
2444 (variable_tracking_main_1): Check vt_find_locations results and
2445 retry. Renamed from...
2446 (variable_tracking_main): ... this. New wrapper to preserve
2447 flag_var_tracking_assignments.
2448 * Makefile.in (var-tracking.o): Adjust dependencies.
2450 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2451 Jakub Jelinek <jakub@redhat.com>
2454 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2455 if weak_import attribute is present.
2456 * config/darwin.c (machopic_select_section): Likewise.
2458 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2460 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2461 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2462 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2463 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2465 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2467 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2470 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2471 Rewrite text to refer to the names.
2473 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2475 * config/i386/i386-builtin-types.def
2476 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2477 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2478 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2479 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2480 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2481 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2482 IX86_BUILTIN_VPERMIL2PS256.
2483 (MULTI_ARG_4_DF2_DI_I): Defined.
2484 (MULTI_ARG_4_DF2_DI_I1): Defined.
2485 (MULTI_ARG_4_SF2_SI_I): Defined.
2486 (MULTI_ARG_4_SF2_SI_I1): Defined.
2487 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2488 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2489 __builtin_ia32_vpermil2ps256.
2490 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2491 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2492 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2493 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2494 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2495 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2496 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2497 CODE_FOR_xop_vpermil2v8sf3.
2498 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2499 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2500 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2501 (_mm256_permute2_pd): New.
2502 (_mm_permute2_ps): New.
2503 (_mm256_permute2_ps): New.
2505 2010-02-15 Nick Clifton <nickc@redhat.com>
2507 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2508 boolean parameters. Use emit_jump_insn when emitting a pop
2509 instruction containing a return insn.
2510 (push): Use 'true' rather than '1' as second parameter to F.
2511 (h8300_expand_prologue): Likewise.
2512 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2513 (h8300_expand_epilogue): Likewise.
2515 2010-02-15 Richard Guenther <rguenther@suse.de>
2518 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2521 2010-02-15 Nick Clifton <nickc@redhat.com>
2523 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2526 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2528 * intl.c (fake_ngettext): New function.
2529 * intl.h (fake_ngettext): Declare.
2530 (ngettext): Define macro.
2531 * collect2.c (notice_translated): New function.
2532 (main): Use notice_translated and ngettext.
2533 * collect2.h (notice_translated): Declare.
2535 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2537 * reorg.c (delete_computation): Comment fixes.
2538 * caller-save.c (setup_save_areas): Idem.
2539 * sel-sched-dump.c (dump_lv_set): Idem.
2542 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2544 * config/s390/s390.c (s390_sched_init): New function.
2545 (TARGET_SCHED_INIT): Target hook defined.
2547 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2548 Jack Howarth <howarth@bromo.med.uc.edu>
2549 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2552 Partial revert of unintended change in fix for PR41605.
2553 * config/darwin.h: Fix typo.
2554 * config/darwin9.h: Same.
2556 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2558 * c-pch.c (pch_init): Clear v.
2560 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2563 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2564 graphite_can_represent_init for MULT_EXPR.
2566 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2570 * graphite-sese-to-poly.c (remove_phi): New.
2571 (translate_scalar_reduction_to_array): Call remove_phi.
2573 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2576 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2577 * graphite-clast-to-gimple.h (gloog): Update declaration.
2578 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2579 * graphite-poly.h (struct poly_bb): Add missing comments.
2580 (struct scop): Add poly_scop_p field.
2582 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2583 * graphite.c (graphite_transform_loops): Build the polyhedral
2584 representation for each scop before code generation.
2585 * sese.c (rename_variables_in_operand): Removed.
2586 (rename_variables_in_expr): Return the renamed expression.
2587 (rename_sese_parameters): New.
2588 * sese.h (rename_sese_parameters): Declared.
2590 2010-02-11 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/42998
2593 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2594 POINTER_PLUS_EXPR properly.
2596 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2597 Changpeng Fang <changpeng.fang@amd.com>
2600 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2601 the cost of an IV candidate when the IV is used in a test against zero.
2603 * gcc.dg/tree-ssa/ivopts-3.c: New.
2605 2010-02-11 Richard Guenther <rguenther@suse.de>
2608 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2609 pointer-vs-decl case by swapping refs. Handle some cases
2610 of pointer-vs-decl disambiguations more conservatively.
2611 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2612 to false after expanding.
2614 2010-02-11 Richard Guenther <rguenther@suse.de>
2617 * gcc.c (process_command): Handle LTO file@offset case more
2620 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2622 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2623 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2625 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2627 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2628 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2629 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2630 Optimize eq/ne comparisons when both arguments are known to be
2632 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2633 Don't mask operands unnecessarily if they are known to be already
2636 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2638 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2641 2010-02-10 Richard Guenther <rguenther@suse.de>
2643 PR tree-optimization/43017
2644 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2645 for wrapping signed arithmetic.
2647 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2650 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2651 if no debug info should be emitted for it.
2653 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2655 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2656 note when flag_exceptions is set.
2658 2010-02-10 Duncan Sands <baldrick@free.fr>
2660 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2662 2010-02-10 Richard Guenther <rguenther@suse.de>
2665 * tree.c (get_unwidened): Handle constants.
2666 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2668 2010-02-10 Martin Jambor <mjambor@suse.cz>
2671 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2672 check for variable argument counts independently.
2674 2010-02-10 Christian Bruel <christian.bruel@st.com>
2677 * config/sh/sh.c (find_barrier): Increase length for non delayed
2678 conditional branches.
2680 2010-02-10 Christian Bruel <christian.bruel@st.com>
2682 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2684 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2686 * builtins.c (set_builtin_user_assembler_name): Also handle
2687 ffs if int is smaller than word.
2689 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2692 * ira-conflicts.c (get_dup): Remove.
2693 (process_reg_shuffles): Add new parameter. Use it as an
2694 additional guard for copy generation.
2695 (add_insn_allocno_copies): Rewrite.
2697 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2699 * common.opt (fsched2-use-traces): Preserved for backward
2701 * doc/invoke.texi: Remove the documentation about option
2702 -fsched2-use-traces.
2703 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2704 flag_sched2_use_traces.
2705 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2706 the backward compatibility flag section.
2708 2010-02-09 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/43008
2711 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2712 make HEAP variables initialized from global memory if they
2713 are not known builtin functions.
2714 (find_func_aliases): Adjust.
2716 2010-02-09 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/43000
2719 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2720 arithmetic manually.
2722 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2724 PR tree-optimization/42931
2725 * tree-loop-linear.c (try_interchange_loops): Don't call
2726 double_int_mul if estimated_loop_iterations failed.
2728 2010-02-08 Martin Jambor <mjambor@suse.cz>
2731 * tree-sra.c (build_accesses_from_assign): Do not mark in
2732 should_scalarize_away_bitmap if stmt has volatile ops.
2733 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2736 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2738 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2740 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2742 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2745 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2748 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2750 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2753 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2754 to unknown_dependence.
2755 (graphite_legal_transform_dr): Handle the unknown_dependence.
2756 (graphite_carried_dependence_level_k): Same.
2758 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2760 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2762 2010-02-07 Richard Guenther <rguenther@suse.de>
2765 * expr.c (get_inner_reference): Always initialize *pbitsize.
2767 2010-02-07 Richard Guenther <rguenther@suse.de>
2770 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2771 new ARRAY_REFs on variable size element or minimal index arrays.
2773 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2774 gimple_fold_indirect_ref.
2776 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2779 * arm.c (arm_override_options): Just return if the user has specified
2780 an invalid fpu name.
2782 2010-02-03 Jason Merrill <jason@redhat.com>
2785 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2786 i386_pe_maybe_record_exported_symbol.
2788 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2791 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2792 (pa_delegitimize_address): New function.
2794 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2796 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2797 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2799 2010-02-05 Richard Guenther <rguenther@suse.de>
2802 * lto-streamer-in.c (get_resolution): Deal with references
2803 to undefined functions.
2805 2010-02-05 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2808 (fold_const_aggregate_ref): Likewise.
2809 (ccp_fold_stmt): Substitute loads.
2810 (maybe_fold_reference): Verify types before substituting.
2812 (fold_gimple_assign): Unshare properly.
2813 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2815 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2817 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2818 for rs6000_gen_cell_microcode.
2820 2010-02-04 Richard Guenther <rguenther@suse.de>
2822 PR rtl-optimization/42952
2823 * dse.c (const_or_frame_p): Remove MEM handling.
2825 2010-02-04 Nick Clifton <nickc@redhat.com>
2827 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2828 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2829 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2830 (mn10300_asm_output_mi_thunk): New function.
2831 (mn10300_can_output_mu_thunk): New function.
2832 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2833 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2834 (FUNCTION_ARG): Delete incorrect comment.
2836 2010-02-03 Jason Merrill <jason@redhat.com>
2839 * fold-const.c (operand_equal_p): Handle erroneous types.
2841 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2843 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2845 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2847 PR rtl-optimization/42941
2848 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2851 2010-02-03 Jason Merrill <jason@redhat.com>
2854 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2856 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2859 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2860 (cselib_reset_table): Renamed from...
2861 (cselib_reset_table_with_next_value): ... this.
2862 (cselib_get_next_uid): Renamed from...
2863 (cselib_get_next_unknown_value): ... this.
2864 * cselib.c (next_uid): Renamed from...
2865 (next_unknown_value): ... this.
2866 (cselib_clear_table): Adjust.
2867 (cselib_reset_table): Adjust. Renamed from...
2868 (cselib_reset_table_with_next_value): ... this.
2869 (cselib_get_next_uid): Adjust. Renamed from...
2870 (cselib_get_next_unknown_value): ... this.
2871 (get_value_hash): Use hash.
2872 (cselib_hash_rtx): Likewise.
2873 (new_cselib_val): Adjust. Set and dump uid.
2874 (cselib_lookup_mem): Pass next_uid as hash.
2875 (cselib_subst_to_values): Likewise.
2876 (cselib_log_lookup): Dump uid.
2877 (cselib_lookup): Pass next_uid as hash. Adjust.
2878 (cselib_process_insn): Adjust.
2879 (cselib_init): Initialize next_uid.
2880 (cselib_finish): Adjust.
2881 (dump_cselib_table): Likewise.
2882 * dse.c (canon_address): Dump value uid.
2883 * print-rtl.c (print_rtx): Print value uid.
2884 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2886 (dv_uid): New function, sort of renamed from...
2887 (dv_htab_hash): ... this, reimplemented in terms of it and...
2888 (dv_uid2hash): ... this. New.
2889 (variable_htab_eq): Drop excess assertions.
2890 (tie_break_pointers): Removed.
2891 (canon_value_cmp): Compare uids.
2892 (variable_post_merge_New_vals): Print uids.
2893 (vt_add_function_parameters): Adjust.
2894 (vt_initialize): Reset table. Adjust.
2896 2010-02-03 Richard Guenther <rguenther@suse.de>
2898 PR tree-optimization/42944
2899 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2900 (call_may_clobber_ref_p_1): Likewise. Properly handle
2901 malloc and calloc clobbering errno.
2903 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2905 * doc/invoke.texi: Fix name of sched1 dump.
2907 * opts.c (decode_options): Set flag_tree_switch_conversion
2908 only conditionally on optimize >= 2.
2910 * gcse.c: Assorted comment fixes in pass description.
2912 2010-02-03 Anthony Green <green@moxielogic.com>
2914 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2915 nop padding in order to maintain alignment of storage location of
2916 target function address.
2917 (moxie_trampoline_init): Store target function address at newly
2919 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2921 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2923 2010-02-03 Richard Guenther <rguenther@suse.de>
2926 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2928 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2930 * config.gcc: Reenable check for obsolete targets.
2931 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2932 mips-sgi-irix6.[0-4]*.
2934 2010-02-02 Nick Clifton <nickc@redhat.com>
2936 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2937 constant size of 4 as being the same as 0.
2938 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2939 can take values in the range 0..4.
2941 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2944 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2945 as _darwin10_Unwind_FindEnclosingFunction().
2946 * libgcc-libsystem.ver: New.
2948 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2951 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2952 implicitly set registers.
2954 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2956 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2957 (arm_override_options): Allow automatic selection of the thread
2958 pointer register if thumb2.
2959 (legitimize_pic_address): Improve code sequences for Thumb2.
2960 (arm_call_tls_get_addr): Likewise.
2961 (legitimize_tls_address): Likewise.
2962 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2963 (pic_load_addr_32bit): ... this. New named pattern.
2964 * thumb2.md (pic_load_addr_thumb2): Delete.
2965 (pic_load_dot_plus_four): Delete.
2966 (tls_load_dot_plus_four): New named pattern.
2968 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2971 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2972 Document fix for TLS bug.
2974 2010-01-31 Richard Guenther <rguenther@suse.de>
2976 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2977 conservatively correct.
2979 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2983 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2985 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2987 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2989 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2991 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2993 * config.gcc: Adjust order of makefile fragments for mingw targets.
2995 2010-01-31 Richard Guenther <rguenther@suse.de>
2998 * gimplify.c (gimplify_init_constructor): For volatile LHS
2999 initialize a temporary.
3001 2010-01-31 Matthias Klose <doko@ubuntu.com>
3003 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3005 * configure: Regenerate.
3007 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3009 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3010 the same alias set and their sizes different constantness.
3011 (aliasing_component_refs_p): Revert 2009-10-24 change.
3013 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3015 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3018 2010-01-29 Richard Guenther <rguenther@suse.de>
3020 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3021 Assert we successfully updated the call.
3023 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3025 PR rtl-optimization/42889
3026 * df.h (df_set_bb_dirty_nonlr): New prototype.
3027 * df-core.c (df_set_bb_dirty_nonlr): New function.
3028 * df-scan.c (df_insn_rescan): Call it instead of
3029 df_set_bb_dirty for DEBUG_INSNs.
3031 2010-01-29 Richard Guenther <rguenther@suse.de>
3034 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3035 quadratic behavior in most cases.
3037 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3041 in the call to gen_x86_movsicc_0_m1.
3043 2010-01-28 Richard Guenther <rguenther@suse.de>
3045 PR tree-optimization/42871
3046 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3048 2010-01-28 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3051 into call arguments.
3053 2010-01-28 Richard Guenther <rguenther@suse.de>
3056 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3057 the forwarder if the destination is an EH landing pad.
3059 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3061 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3062 block list passed to gimple_duplicate_sese_tail.
3063 (parallelize_loops): Avoid parallelization when the function
3065 Avoid parallelization when the preheader is IRREDUCIBLE.
3066 Try to optimize when estimated_loop_iterations_int is unresolved.
3067 Add the loop's location to the dump file.
3068 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3069 (gimple_duplicate_sese_tail): Remove the check for the latch.
3070 Redirect nexits to the exit block.
3071 Remove handling of the incoming edges to the latch.
3072 Redirect the backedge from the copied latch to the exit bb.
3074 2010-01-28 Michael Matz <matz@suse.de>
3077 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3078 Wrap force_reg into a sequence, emit it before user.
3080 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3082 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3084 (arm_legacy_rev): Likewise.
3085 (thumb_legacy_rev): Likewise.
3087 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3089 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3090 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3091 on MEM's address failed, try avoid_constant_pool_reference and
3092 recurse if it returned something different.
3093 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3094 address, try avoid_constant_pool_reference and recurse if it
3095 returned something different.
3096 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3097 address and avoid_constant_pool_reference returned something
3098 different, don't set have_address.
3100 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3103 * var-tracking.c (val_store): Add modified argument, obey it.
3105 (count_uses): Move down logging of main.
3106 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3107 don't need resolution.
3108 (emit_notes_in_bb): Likewise.
3110 2010-01-27 Richard Guenther <rguenther@suse.de>
3113 * tree-inline.c (remap_decl): Delay remapping of SSA name
3114 default definitions until we need them.
3116 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3118 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3119 (rs6000_delegitimize_address): New function.
3121 * config/s390/s390.c (s390_delegitimize_address): Call
3122 delegitimize_mem_from_attrs.
3125 * tree-inline.c (cannot_copy_type_1): Removed.
3126 (copy_forbidden): Don't forbid copying of functions containing
3127 records/unions with variable length fields.
3129 2010-01-27 Christian Bruel <christian.bruel@st.com>
3133 * config/sh/sh.c (find_barrier): Increase length for non delayed
3134 conditional branches.
3136 2010-01-27 Matthias Klose <doko@ubuntu.com>
3138 * configure.ac (gnu-unique-object): Fix ldd version check.
3139 * configure: Regenerate.
3141 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3143 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3145 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3146 Test for HAVE_GNU_AS value.
3148 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3150 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3151 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3152 INT64_TYPE): Define.
3153 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3154 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3155 INT_LEAST64_TYPE): Define.
3156 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3157 UINT_LEAST64_TYPE): Define.
3158 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3159 INT_FAST64_TYPE): Define.
3160 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3161 UINT_FAST64_TYPE): Define.
3162 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3163 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3164 (SIG_ATOMIC_TYPE): Define.
3166 2010-01-26 Richard Guenther <rguenther@suse.de>
3168 * df-scan.c (df_scan_set_bb_info): Remove assert.
3169 (df_insn_rescan_debug_internal): Merge asserts.
3170 (df_install_ref): Likewise.
3171 (df_mark_reg): Use bitmap_set_range.
3172 (df_hard_reg_used_p): Remove assert.
3173 (df_hard_reg_used_count): Likewise.
3175 2010-01-26 Richard Guenther <rguenther@suse.de>
3177 PR rtl-optimization/42685
3178 * web.c (web_main): Ignore DEBUG_INSNs.
3180 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3182 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3184 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3185 Fix types of fndecl and arglist parameters.
3187 2010-01-26 Richard Guenther <rguenther@suse.de>
3190 * tree-eh.c (unsplit_eh): Skip debug insns.
3192 2010-01-26 Richard Guenther <rguenther@suse.de>
3194 PR tree-optimization/42250
3195 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3197 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3200 * omp-low.c (expand_omp_sections): Only use single_pred if
3201 l2_bb is single_pred_p.
3203 2010-01-25 Christian Bruel <christian.bruel@st.com>
3206 * config/sh/sh.c (find_barrier): Increase length for non delayed
3207 conditional branches.
3208 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3210 2010-01-24 David S. Miller <davem@davemloft.net>
3212 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3213 define if not using GAS.
3214 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3215 Likewise. Delete SECTION_MERGE code, which is only applicable
3218 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3221 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3222 mangling of va_list in system headers.
3224 2010-01-23 Toon Moene <toon@moene.org>
3226 * tree-predcom.c (combine_chains): Return NULL, not false.
3228 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3230 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3231 initialization of variable res to agree with return type.
3233 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3235 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3236 * tree-sra.c: Add include of expr.h.
3238 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3240 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3241 insert the debug stmt on the single non-EH edge from the stmt.
3243 2010-01-22 Richard Henderson <rth@redhat.com>
3246 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3247 the RHS until after generate_subtree_copies has insertted its
3248 code before the current statement.
3250 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3252 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3254 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3256 2010-01-21 Martin Jambor <mjambor@suse.cz>
3258 PR tree-optimization/42585
3259 * tree-sra.c (struct access): New field grp_total_scalarization.
3260 (dump_access): Dump the new field.
3261 (should_scalarize_away_bitmap): New variable.
3262 (cannot_scalarize_away_bitmap): Likewise.
3263 (sra_initialize): Allocate new bitmaps.
3264 (sra_deinitialize): Free new bitmaps.
3265 (create_access_1): New function.
3266 (create_access): Parts moved to create_access_1.
3267 (type_consists_of_records_p): New function.
3268 (completely_scalarize_record): Likewise.
3269 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3270 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3271 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3273 (analyze_all_variable_accesses): Completely scalarize small eligible
3276 2010-01-21 Martin Jambor <mjambor@suse.cz>
3278 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3280 2010-01-21 Andrew Haley <aph@redhat.com>
3282 * gcc.c (process_command): Move lang_specific_driver before
3283 setting cc_libexec_prefix.
3285 2010-01-21 Richard Guenther <rguenther@suse.de>
3288 * fold-const.c (negate_expr_p): Pretend only negative
3289 real constants are easily negatable.
3291 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3292 Jason Merrill <jason@redhat.com>
3294 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3295 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3296 * calls.c (initialize argument_information): Handle it.
3297 * c-common.c (handle_transparent_union_attribute): Use new name.
3298 * c-decl.c (finish_struct): Ditto.
3299 * c-typeck.c (type_lists_compatible_p): Ditto.
3300 (convert_for_assignment): Use new name and also handle record.
3301 * function.c (aggregate_value_p): Handle it.
3302 (pass_by_reference): Ditto.
3303 (assign_parm_data_types): Ditto.
3304 * print-tree.c (print_node): Ditto.
3305 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3306 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3307 * tree.c (first_field): New fn.
3309 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3312 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3313 even when linking statically, for now.
3315 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3318 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3319 without a cselib val.
3320 (count_uses): Accept MO_VAL_SET with no val on stores.
3321 (add_stores): Likewise.
3323 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3325 * var-tracking.c (check_value_val): Add a compile time assertion.
3326 (dv_is_decl_p): Simplify.
3327 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3328 gcc_assert if ENABLE_CHECKING.
3330 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3333 * var-tracking.c: Include tree-flow.h.
3334 (mem_dies_at_call): New.
3335 (dataflow_set_preserve_mem_locs): Use it.
3336 (dataflow_set_remove_mem_locs): Likewise.
3337 (dump_var): Renamed from dump_variable. Adjust all callers.
3338 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3339 * Makefile.in (var-tracking.o): Adjust deps.
3341 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3343 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3345 2010-01-20 Richard Guenther <rguenther@suse.de>
3347 PR tree-optimization/42717
3348 * tree-ssa-dce.c (get_live_post_dom): Remove.
3349 (forward_edge_to_pdom): Take an arbitrary edge to copy
3350 degenerate PHI args from.
3351 (remove_dead_stmt): Use the first post-dominator even if it
3352 does not contain live statements as redirection destination.
3354 2010-01-20 Richard Guenther <rguenther@suse.de>
3356 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3358 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3360 * sel-sched.c (create_speculation_check): Remove set but not used
3362 (try_transformation_cache): Remove set but not used variable ds.
3363 (calculate_privileged_insns): Remove set but not used variables
3364 cur_insn and min_spec_insn.
3365 (find_best_expr): Remove set but not used variable avail_n.
3366 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3368 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3370 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3371 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3374 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3377 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3378 cpu types. Add support for *-sse3 cpu types.
3379 (x86_64-*-*): Ditto.
3381 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3384 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3385 argument, call initializer_constant_valid_p_1 instead of
3386 initializer_constant_valid_p, pass CACHE to it, return NULL
3387 immediately if first call returns NULL.
3388 (initializer_constant_valid_p_1): New function.
3389 (initializer_constant_valid_p): Use it.
3391 2010-01-20 Thomas Quinot <quinot@adacore.com>
3393 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3395 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3397 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3398 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3399 (loc_list_from_tree): Don't handle unsigned division. Handle
3400 signed modulo using DW_OP_{over,over,div,mul,minus}.
3401 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3402 modulo instead of signed.
3404 2010-01-20 DJ Delorie <dj@redhat.com>
3406 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3408 (h8300_emit_stack_adjustment): Propogate it.
3410 (h8300_expand_prologue): Likewise.
3411 (h8300_expand_epilogue): Likewise.
3413 2010-01-19 Michael Matz <matz@suse.de>
3415 PR tree-optimization/41783
3416 * tree-data-ref.c (toplevel): Include flags.h.
3417 (dump_data_dependence_relation): Also dump the inputs if the
3418 result will be unknown.
3419 (split_constant_offset_1): Look through some conversions.
3420 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3421 the offset from last element is too large.
3422 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3423 (reassociate_to_the_same_stmt): Handle vector registers.
3424 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3426 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3427 wide_prolog_niters argument, emit widening instructions.
3428 (vect_do_peeling_for_alignment): Adjust caller, use widened
3429 variant of the iteration cound.
3430 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3432 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3435 * config/arm/neon-testgen.m (emit_automatics): New parameter
3436 features. Adjust for Fixed_return_reg feature.
3437 (test_intrinsic): Call emit_automatics with new feature.
3438 * config/arm/neon.ml: Update copyright years.
3439 (features): New Fixed_return_reg feature.
3440 (ops): Update feature for Vget_low.
3442 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/42719
3445 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3449 * fwprop.c (all_uses_available_at): Return false if def_set dest
3450 is a REG that is used in def_insn.
3452 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3454 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3456 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3459 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3461 * target.h (struct gcc_target) <secondary_reload>: Change type
3462 of last argument to secondary_reload_info *.
3464 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3467 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3468 memory references with unaligned offsets. Remove CQImode handling.
3469 (unaligned_memory_operand): Return 1 for memory references with
3470 unaligned offsets. Remove CQImode handling.
3472 2010-01-18 Richard Guenther <rguenther@suse.de>
3475 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3478 2010-01-18 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/42781
3481 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3482 restrict processing only if the original variable was artificial.
3484 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3486 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3487 find number of popped argument bytes.
3489 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3490 Fix the text that describes the return value for invalid insns.
3492 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3494 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3495 Clarify what 'cost of the -dependence' is. Fix quoting.
3497 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3498 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3500 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3502 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3503 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3505 2010-01-17 Richard Guenther <rguenther@suse.de>
3508 * function.c (split_complex_args): Take a VEC to modify.
3509 (assign_parms_augmented_arg_list): Build a VEC instead of
3510 a chain of PARM_DECLs.
3511 (assign_parms_unsplit_complex): Take a VEC of arguments.
3512 Do not fixup unmodified parms.
3513 (assign_parms): Deal with the VEC.
3514 (gimplify_parameters): Likewise.
3516 2010-01-17 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3519 node existence check.
3520 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3521 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3522 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3523 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3524 (gimple_execute_on_growing_pred): Likewise.
3526 2010-01-17 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/42773
3529 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3530 (compute_antic_aux): Likewise.
3531 (compute_partial_antic_aux): Likewise.
3533 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3536 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3539 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3541 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3544 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3545 Fix markup for strict argument.
3547 (TARGET_SCHED_REORDER2): Fix argument types.
3549 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3550 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3552 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3553 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3555 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3558 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3559 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3560 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3561 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3562 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3564 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3566 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3568 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3569 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3571 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3573 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3576 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3578 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3579 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3581 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3583 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3585 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3586 referring to it. Fix language.
3588 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3590 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3592 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3594 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3596 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3597 '@var{stream}. Remove stray 'and'.
3599 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3601 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3603 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3605 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3606 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3608 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3609 Fix description of return value.
3610 Rename argument "sz" to "len."
3612 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3613 Clarify meaning of 'true' return value.
3615 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3617 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3618 rep_mode versus mode_rep.
3620 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3622 (TARGET_BUILTIN_DECL): Fix name.
3624 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3626 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3628 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3630 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3632 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3634 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3637 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3638 Rename argument tm_fn to md_fn.
3640 (TARGET_OPTION_PRINT): Fix argument list.
3642 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3645 * config/i386/i386.c (ix86_fixup_binary_operands):
3646 Revert FMA4 fixup of operands.
3648 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3651 * Makefile.in (write_entries_to_file, install-plugin):
3652 Use \012 instead of \n with tr.
3654 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3656 * configure.ac (HAVE_AS_REF): New C macro.
3657 * configure: Regenerate.
3658 * config.in: Likewise.
3659 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3661 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3664 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3666 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3668 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3670 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3672 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3674 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3676 (TARGET_BINDS_LOCAL_P): Fix argument type.
3678 (TARGET_ASM_FILE_END): Use prototype.
3680 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3682 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3684 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3686 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3688 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3689 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3691 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3692 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3694 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3695 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3696 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3697 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3699 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3701 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3703 (TARGET_INIT_BUILTINS): Use prototype.
3705 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3706 Put 'const char *' in braces. Fix parameter types.
3707 (TARGET_INVALID_CONVERSION): Fix parameter types.
3708 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3709 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3711 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3714 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3716 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3718 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3720 * doc/tm.texi (TARGET_HELP): Fix return type.
3722 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3723 in braces. Fix argument types.
3725 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3727 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3729 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3731 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3732 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3734 (TARGET_MANGLE_TYPE): Fix argument types.
3736 (TARGET_IRA_COVER_CLASSES): Use prototype.
3738 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3740 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3742 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3744 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3746 (TARGET_CALLEE_COPIES): Fix argument types.
3748 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3750 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3752 (TARGET_FUNCTION_VALUE): Fix argument types.
3754 (TARGET_RETURN_IN_MSB): Fix argument type.
3756 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3758 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3760 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3762 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3763 agree with return type.
3765 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3767 2010-01-15 Jing Yu <jingyu@google.com>
3769 PR rtl-optimization/42691
3770 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3771 a pseudo to a constant and are merged, and adjust comments.
3773 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3775 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3777 2010-01-15 Richard Guenther <rguenther@suse.de>
3780 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3781 labels of computed or non-local gotos to the destination.
3782 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3783 landing pad label is the first label.
3785 2010-01-15 Richard Guenther <rguenther@suse.de>
3787 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3789 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3792 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3793 to allow generation of the xssqrtdp instruction on power7.
3794 (sqrtdf2_fpr): Ditto.
3796 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3799 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3800 functions with noreturn attribute.
3803 * varasm.c (declare_weak): Add weak attribute to decl if it
3804 doesn't have one already.
3805 (assemble_external): Only add decls to weak_decls if they also
3806 have weak attribute.
3808 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3810 * var-tracking.c (var_reg_delete): Don't delete the association
3811 between REGs and values or one-part variables if the register
3814 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3817 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3818 because its first operand is a non-localized variable.
3820 2010-01-14 Martin Jambor <mjambor@suse.cz>
3822 PR tree-optimization/42706
3823 * tree-sra.c (encountered_recursive_call): New variable.
3824 (encountered_unchangable_recursive_call): Likewise.
3825 (sra_initialize): Initialize both new variables.
3826 (callsite_has_enough_arguments_p): New function.
3827 (scan_function): Call decl and flags check only for IPA-SRA, check
3828 whether there is a recursive call and whether it has enough arguments.
3829 (all_callers_have_enough_arguments_p): New function.
3830 (convert_callers): Look for recursive calls only when
3831 encountered_recursive_call is set.
3832 (ipa_early_sra): Bail out either if
3833 !all_callers_have_enough_arguments_p or
3834 encountered_unchangable_recursive_call.
3836 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3838 * sel-sched.c: Add 2010 to copyright years.
3839 * sel-sched-ir.c: Likewise.
3840 * sel-sched-ir.h: Likewise.
3842 2010-01-14 Martin Jambor <mjambor@suse.cz>
3844 PR tree-optimization/42714
3845 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3846 constructors specially.
3848 2010-01-14 Andi Kleen <ak@linux.intel.com>
3850 * config/i386/drivers-i386.c (detect_caches_intel):
3851 Add l2sizekb parameter and fill in.
3852 (host_detect_local_cpu): Add l2sizekb, fill in.
3853 Add Atom small cache heuristic.
3855 2010-01-14 Andi Kleen <ak@linux.intel.com>
3857 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3858 Add level3 parameter and fill in.
3859 (detect_caches_intel): Handle level3 cache.
3861 2010-01-14 Andi Kleen <ak@linux.intel.com>
3863 * config/i386/drivers-i386.c (host_detect_local_cpu):
3864 Fix core duo detection.
3866 2010-01-14 Andi Kleen <ak@linux.intel.com>
3868 * config/i386/drivers-i386.c (host_detect_local_cpu):
3871 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3873 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3874 (rs6000_variable_issue_1): this. Use...
3875 (rs6000_variable_issue): here. Reimplement. Print debug info.
3877 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3879 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3880 sel_restore_notes. Update all callers. Call reemit_notes
3883 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3885 PR rtl-optimization/42246
3886 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3889 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3891 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3892 all successors is the same as number of successors in current region.
3894 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3896 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3897 to rename is not separable. Otherwise check that its LHS is not NULL.
3899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3901 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3903 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3905 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3906 available registers when failed to discover LHS register class.
3907 Fix indentation. Update comment.
3909 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3910 Alexander Monakov <amonakov@ispras.ru>
3912 PR rtl-optimization/42389
3913 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3915 (advance_state_on_fence): Likewise.
3916 (sel_target_adjust_priority): Print debug output only when
3917 sched_verbose >= 4, not 2.
3918 (get_expr_cost): Do not issue all unique insns on the next cycle.
3919 (fill_insns): Initialize can_issue_more from the value saved
3921 * sel-sched-ir.c (flist_add): New parameter issue_more.
3922 Init FENCE_ISSUE_MORE with it.
3923 (merge_fences): Likewise.
3924 (init_fences): Update call to flist_add.
3925 (add_to_fences, add_clean_fence_to_fences)
3926 (add_dirty_fence_to_fences): Likewise.
3927 (move_fence_to_fences): Update call to merge_fences.
3928 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3930 * sel-sched-ir.h (struct _fence): New field issue_more.
3931 (FENCE_ISSUE_MORE): New accessor macro.
3933 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3935 PR rtl-optimization/42388
3936 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3937 that have no predecessors nor successors. Do not call move_bb_info
3938 for empty blocks outside of current region.
3940 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3942 PR rtl-optimization/42294
3943 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3944 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3945 originators' originators.
3947 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3949 PR rtl-optimization/39453
3950 PR rtl-optimization/42246
3951 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3953 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3955 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3956 Alexander Monakov <amonakov@ispras.ru>
3959 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3960 (maybe_tidy_empty_bb): ... here. Make static. Add new
3961 argument. Update all callers.
3962 (tidy_control_flow): ... and here. Recompute topological order
3963 of basic blocks in region if necessary.
3964 (sel_redirect_edge_and_branch): Change return type. Return true
3965 if topological order might have been invalidated.
3966 (purge_empty_blocks): Export and move from...
3967 * sel-sched.c (purge_empty_blocks): ... here.
3968 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3969 (maybe_tidy_empty_bb): Delete prototype.
3970 (purge_empty_blocks): Declare.
3972 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3974 PR rtl-optimization/42249
3975 * sel-sched.c (try_replace_dest_reg): When chosen register
3976 and original register is the same, do not bail out early, but
3977 still check all original insns for validity of replacing destination
3978 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3981 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3984 Port from no-undefined-overflow branch:
3985 2009-03-09 Richard Guenther <rguenther@suse.de>
3987 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3989 2010-01-14 Richard Guenther <rguenther@suse.de>
3992 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3994 2010-01-14 Ira Rosen <irar@il.ibm.com>
3996 PR tree-optimization/42709
3997 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3998 as scalar type in creation of constant vector operand.
4000 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4003 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4004 (check-parallel-%): Match `testsuite' directory component only
4007 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4009 PR translation/39521
4010 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4013 2010-01-13 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/42730
4016 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4019 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4022 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4023 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4026 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4028 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4029 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4030 ___umulsi3_highpart.
4032 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4033 rather than schedule_insns if the pass is enabled.
4035 2010-01-13 Martin Jambor <mjambor@suse.cz>
4037 PR tree-optimization/42704
4038 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4041 2010-01-13 Martin Jambor <mjambor@suse.cz>
4043 PR tree-optimization/42703
4044 * tree-sra.c (analyze_access_subtree): Check that we can build a
4045 reference to the original data within the aggregate.
4047 2010-01-13 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/42705
4050 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4052 2010-01-13 Richard Guenther <rguenther@suse.de>
4055 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4057 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4060 * var-tracking.c (values_to_unmark): New variable.
4061 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4062 values_to_unmark vector. Moved body to...
4063 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4064 instead queue it into values_to_unmark vector.
4065 (vt_find_locations): Free values_to_unmark vector.
4067 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4069 * config/s390/s390.c (override_options): Set
4070 default of max-pending-list-length to 256
4072 2010-01-13 Richard Guenther <rguenther@suse.de>
4075 * tree-pass.h (PROP_gimple_lcx): New.
4076 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4077 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4078 before the final cleanup_eh.
4079 (dump_properties): Dump PROP_gimple_lcx.
4080 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4081 (tree_lower_complex_O0): Remove.
4082 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4083 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4084 tree_lower_complex, schedule TODO_update_ssa.
4085 * lto-streamer-out.c (output_function): Stream the functions
4087 * lto-streamer-in.c (input_function): Likewise.
4088 (lto_read_body): Do not override them here.
4090 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4093 * c-typeck.c (build_c_cast): Fold value cast to union type before
4094 wrapping it in a CONSTRUCTOR.
4096 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4098 PR rtl-optimization/42699
4099 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4102 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4104 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4105 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4106 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4107 SUBTARGET_WARN_UNUSED_SPEC): ... here
4108 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4110 2010-01-12 Julian Brown <julian@codesourcery.com>
4112 * config/arm/neon-schedgen.ml (Utils): Don't try to
4113 open missing module.
4114 (find_with_result): New.
4116 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4119 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4120 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4122 PR tree-optimization/42645
4123 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4124 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4125 decl_map, set processing_debug_stmt to -1 and return name without
4128 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4130 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4131 binutils version, and reword target configuration description.
4133 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4135 * config/avr/avr.h (LINKER_NAME): Remove.
4137 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4140 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4141 that support VSX, warn for -mno-altivec if vsx is not disabled,
4144 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4145 Shujing Zhao <pearly.zhao@oracle.com>
4147 PR translation/42469
4148 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4149 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4150 character between option name and help text.
4151 * c.opt (imultilib): Likewise.
4153 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4155 * lto-streamer-out.c (output_unreferenced_globals): Output static
4158 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4160 PR rtl-optimization/42621
4161 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4162 optimizing for size.
4163 (duplicate_computed_gotos): Remove now-redundant check.
4165 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4168 * configure.ac: Save and restore LDFLAGS and LIBS
4169 * configure: Regenerate.
4171 2010-01-10 Richard Guenther <rguenther@suse.de>
4174 * builtins.c (fold_builtin_strlen): Add type argument and
4175 convert the resulting length to it.
4176 (fold_builtin_1): Adjust.
4178 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4180 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4181 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4183 (num_insns_constant_wide): Adjust for that change.
4185 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4188 * web.c (union_defs): Add used argument, to combine uses of
4190 (entry_register): Adjust type and tests of used argument.
4191 (web_main): Widen used for new use. Pass it to union_defs.
4192 * df.h (union_defs): Adjust prototype.
4194 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4197 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4198 uses in new incoming argument. Free body.
4199 (reset_debug_uses_in_loop): New.
4200 (analyze_insn_to_expand_var): Call the latter if the former found
4201 anything. Fix whitespace. Reject invalid dest overlaps before
4202 going through all insns in the loop.
4204 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4207 * haifa-sched.c (dying_use_p): Debug insns don't count.
4209 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4212 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4213 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4214 (verify_gimple_call): Reject LHS in noreturn calls.
4216 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4220 * tree-vect-loop-manip.c (adjust_info): New type.
4221 (adjust_vec): New pointer to vector.
4222 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4223 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4224 (slpeel_update_phis_for_duplicate_loop): Use them.
4225 (slpeel_update_phi_nodes_for_guard1): Likewise.
4226 (slpeel_update_phi_nodes_for_guard2): Likewise.
4227 (slpeel_tree_peel_loop_to_edge): Likewise.
4228 (vect_update_ivs_after_vectorizer): Likewise.
4230 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4232 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4233 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4235 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4237 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4238 bogus uninitialized warning.
4240 2010-01-09 Richard Guenther <rguenther@suse.de>
4243 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4244 the evolution is compatible with the initial condition.
4246 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4248 * gcc.c (process_command): Update copyright notice dates.
4249 * gcov.c (print_version): Likewise.
4250 * gcov-dump.c (print_version): Likewise.
4251 * mips-tfile.c (main): Likewise.
4252 * mips-tdump.c (main): Likewise.
4254 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4257 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4259 (rotlhi3_8): Delete.
4261 (rotlsi3_8): Delete.
4262 (rotlsi3_16): Delete.
4263 (rotlsi3_24): Delete.
4265 (*rotw<mode>3): New.
4266 (*rotb<mode>3): New.
4267 * config/avr/avr.c (avr_rotate_bytes): New function.
4268 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4270 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4273 * configure.ac: Modify -rdynamic check.
4274 * configure: Regenerate.
4276 2010-01-08 DJ Delorie <dj@redhat.com>
4278 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4279 register popping order.
4281 2010-01-08 Richard Guenther <rguenther@suse.de>
4284 * c.opt (fsigned-char): Also let LTO handle this option.
4285 (funsigned-char): Likewise.
4287 2010-01-07 Richard Guenther <rguenther@suse.de>
4289 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4290 (gimple_op): Likewise.
4291 (gimple_op_ptr): Likewise.
4292 (gimple_assign_set_lhs): Remove gcc_assert.
4293 (gimple_assign_set_rhs1): Likewise.
4294 (gimple_assign_set_rhs2): Likewise.
4295 (gimple_call_set_lhs): Likewise.
4296 (gimple_call_set_fn): Likewise.
4297 (gimple_call_set_fndecl): Likewise.
4298 (gimple_call_fndecl): Likewise.
4299 (gimple_call_return_type): Likewise.
4300 (gimple_call_set_chain): Likewise.
4301 (gimple_call_num_args): Likewise.
4302 (gimple_call_set_arg): Likewise.
4303 (gimple_cond_set_code): Likewise.
4304 (gimple_cond_set_lhs): Likewise.
4305 (gimple_cond_set_rhs): Likewise.
4306 (gimple_cond_set_true_label): Likewise.
4307 (gimple_cond_set_false_label): Likewise.
4308 (gimple_label_set_label): Likewise.
4309 (gimple_goto_set_dest): Likewise.
4310 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4311 (gimple_debug_bind_get_value): Likewise.
4312 (gimple_debug_bind_get_value_ptr): Likewise.
4313 (gimple_debug_bind_set_var): Likewise.
4314 (gimple_debug_bind_set_value): Likewise.
4315 (gimple_debug_bind_reset_value): Likewise.
4316 (gimple_debug_bind_has_value_p): Likewise.
4317 (gimple_return_retval_ptr): Remove gcc_assert.
4318 (gimple_return_retval): Likewise.
4319 (gimple_return_set_retval): Likewise.
4320 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4321 (safe_referenced_var_iterator): Remove.
4322 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4323 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4324 (fill_referenced_var_vec): Remove.
4325 (first_readonly_imm_use): Remove redundant gcc_assert.
4326 (phi_arg_index_from_use): Combine gcc_asserts.
4327 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4328 (first_imm_use_stmt): Remove redundant gcc_assert.
4329 * tree-cfg.c (verify_gimple_call): Verify function and chain
4330 operands. Verify arguments.
4331 (verify_types_in_gimple_stmt): Verify condition code and labels.
4333 2010-01-07 Richard Guenther <rguenther@suse.de>
4335 PR tree-optimization/42641
4336 * sese.c (rename_map_elt_info): Use the SSA name version, do
4339 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4341 PR tree-optimization/42625
4342 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4343 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4345 2010-01-07 Duncan Sands <baldrick@free.fr>
4347 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4349 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4352 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4353 note itself is not function_invariant_p.
4355 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4357 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4358 Do not add the DF_NOTE problem.
4359 * store-motion.c (execute_rtl_store_motion): Likewise.
4361 2010-01-07 Martin Jambor <mjambor@suse.cz>
4363 PR tree-optimization/42157
4364 * tree-sra.c (compare_access_positions): Stabilize sort if both
4365 accesses have integer types, return zero immediately if they are the
4368 2010-01-06 Richard Henderson <rth@redhat.com>
4371 * haifa-sched.c (add_to_note_list): Merge into ...
4372 (concat_note_lists): ... here, and ...
4373 (unlink_other_notes, rm_other_notes): Merge into...
4374 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4375 NOTE_INSN_EPILOGUE_BEG.
4377 2010-01-06 Richard Guenther <rguenther@suse.de>
4379 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4380 not inline regular functions into always-inline functions.
4382 2010-01-06 Nick Clifton <nickc@redhat.com>
4384 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4385 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4387 (OVERRIDE_OPTIONS): Delete.
4388 (OPTIMIZATION_OPTIONS): Define.
4389 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4390 * config/rx/rx.c (rx_handle_option): Issue an error message if
4391 -mcpu=rx200 and -fpu are used together.
4392 (rx_set_optimization_options): New function. Issue an error
4393 message if an optimization attribute attempts to reset the FPU/
4394 math optimization pairing.
4395 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4396 * config/rx/rx.opt: Set the default to 32-bit doubles.
4397 * config/rx/t-rx: Add multilibs for -nofpu option.
4398 * doc/invoke.texi: Update documentation of RX options.
4400 2010-01-06 Richard Guenther <rguenther@suse.de>
4402 * tree-ssa-pre.c (name_to_id): New global.
4403 (alloc_expression_id): Simplify SSA name handling.
4404 (lookup_expression_id): Likewise.
4405 (init_pre): Zero name_to_id.
4406 (fini_pre): Free it.
4408 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4410 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4412 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4415 * config/i386/sse.md (smaxv2di3): New.
4416 (umaxv2di3): Likewise.
4417 (sminv2di3): Likewise.
4418 (uminv2di3): Likewise.
4420 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4423 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4424 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4425 (legitimize_tls_address): Likewise.
4426 (sparc_tls_referenced_p): Likewise.
4427 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4428 and adjust calls to legitimize_pic_address.
4429 (legitimate_constant_p) Use sparc_tls_referenced_p.
4430 (legitimate_pic_operand_p): Likewise.
4431 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4432 (sparc_tls_symbol_ref_1): Delete.
4433 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4434 (legitimize_tls_address): Make static, handle CONST patterns.
4435 (legitimize_pic_address): Make static, remove unused parameter and
4436 adjust recursive calls.
4437 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4438 and adjust call to legitimize_pic_address.
4439 (sparc_output_mi_thunk): Likewise.
4441 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4442 H.J. Lu <hongjiu.lu@intel.com>
4445 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4446 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4447 operands to make them signed.
4450 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4453 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4454 GTU to GT for V4SI and V2DI.
4456 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4457 (umin<mode>3): Removed.
4459 (uminv4si3): Likewise.
4461 2010-01-05 Martin Jambor <mjambor@suse.cz>
4463 PR tree-optimization/42462
4464 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4465 current_function_decl to helper functions and macros.
4467 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4470 * flags.h: Don't include real.h.
4471 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4472 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4473 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4474 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4475 * dominance.c: Update copyright.
4476 * gimple.c (walk_gimple_op): Remove inline.
4477 * tree-ssa-reassoc.c: Include real.h.
4478 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4479 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4481 2010-01-05 Nick Clifton <nickc@redhat.com>
4483 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4484 register to push into the stack frame when the accumulator has to
4485 be saved during interrupts.
4487 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4489 * doc/invoke.texi: Remove the documentation about option
4491 * common.opt (Wunreachable-code): Preserved for backward
4493 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4494 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4495 the backward compatibility flag section.
4497 2010-01-05 Richard Guenther <rguenther@suse.de>
4499 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4501 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4504 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4506 PR tree-optimization/42508
4507 * tree-sra.c (convert_callers): Check for recursive call
4508 by comparing cgraph nodes instead of decls.
4509 (modify_function): Call ipa_modify_formal_parameters also
4510 on all same_body aliases.
4512 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4513 cgraph nodes when checking for same_body aliases.
4515 2010-01-05 Richard Guenther <rguenther@suse.de>
4517 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4518 allocation and lookup.
4519 (get_or_alloc_expr_for_constant): Likewise.
4520 (phi_translate): Sink allocation.
4522 2010-01-04 Richard Guenther <rguenther@suse.de>
4524 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4525 a new entry only if needed.
4526 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4527 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4529 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4531 (phi_translate): Handle CONSTANTs early.
4533 2010-01-04 Martin Jambor <mjambor@suse.cz>
4535 PR tree-optimization/42398
4536 * tree-sra.c (struct access): Removed flag grp_different_types.
4537 (dump_access): Do not dump the removed flag.
4538 (sort_and_splice_var_accesses): Do not set the removed flag.
4539 (sra_modify_expr): Check for type compatibility directly.
4541 2010-01-04 Martin Jambor <mjambor@suse.cz>
4543 PR tree-optimization/42366
4544 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4545 edges with variable number of parameters.
4546 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4547 flag instead of asserting it.
4548 (ipa_read_node_info): Read uses_analysis_done flag.
4550 2010-01-04 Richard Guenther <rguenther@suse.de>
4552 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4553 iterative_hash_* as intended.
4554 (vn_reference_compute_hash): Likewise. Simplify hashing
4556 (vn_reference_lookup_2): Likewise.
4557 (vn_nary_op_compute_hash): Likewise.
4558 (vn_phi_compute_hash): Likewise.
4559 (expressions_equal_p): Remove strange code.
4560 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4561 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4562 (bitmap_insert_into_set_1): Take value-id as parameter.
4563 (add_to_value): Pass it.
4564 (bitmap_insert_into_set): Likewise.
4565 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4567 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4570 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4571 (do_self_spec): For switches with SWITCH_IGNORE set set also
4572 SWITCH_IGNORE_PERMANENTLY.
4573 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4576 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4578 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4579 tree of an unreferenced global var.
4581 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4584 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4585 GTU to GT for V4SI and V2DI.
4587 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4588 (umin<mode>3): Removed.
4590 (uminv4si3): Likewise.
4592 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4595 * collect2.c (main): Turn on trace in collect2 if -v is passed
4598 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4600 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4601 description of expression operand.
4603 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4605 * configure.ac: Add install-html to target_list for Make-hooks.
4606 * configure: Regenerate.
4607 * fortran/Make-lang.in (F95_HTMLFILES): New.
4608 (fortran.html): Use it.
4609 (fortran.install-html): New.
4610 * Makefile.in (install-html): Add lang.install-html.
4611 * java/Make-lang.in (JAVA_HTMLFILES): New.
4612 (java.html): Use it.
4613 (java.install-html): New.
4614 * objc/Make-lang.in (objc.install-html): New.
4615 * objcp/Make-lang.in (obj-c++.install-html): New.
4616 * cp/Make-lang.in (c++.install-html): New.
4617 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4618 * lto/Make-lang.in (lto.install-html): New.
4620 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4623 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4625 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4627 PR rtl-optimization/41862
4628 * store-motion.c (store_killed_in_insn, compute_store_table,
4629 remove_reachable_equiv_notes, replace_store_insn,
4630 build_store_vectors): Ignore all DEBUG_INSNs.
4632 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4635 * common.opt: Add dumpdir.
4637 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4639 (option_map): Add --dumpdir.
4641 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4643 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4645 * opts.c (decode_options): Try dump_dir_name first if
4646 dump_base_name isn't an absolute path.
4647 (common_handle_option): Handle OPT_dumpdir.
4649 * toplev.c (dump_dir_name): New.
4650 (print_switch_values): Also ignore -dumpdir.
4652 * toplev.h (dump_dir_name): New.
4654 2010-01-03 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/42589
4657 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4658 double-word expansion of bswap32.
4660 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4662 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4663 with BLOCK_FOR_INSN.
4664 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4665 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4666 noce_process_if_block): Likewise.
4667 * gcse.c (compute_local_properties, insert_expr_in_table,
4668 insert_set_in_table, canon_list_insert, find_avail_set,
4669 pre_insert_copy_insn): Likewise.
4671 * basic-block.h (BLOCK_NUM): Move from here...
4672 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4674 2010-01-03 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/42438
4677 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4678 contains_may_not_return_call flag.
4679 (BB_MAY_NOTRETURN): New.
4680 (valid_in_sets): Trapping nary operations are not valid
4681 in blocks that may not return.
4682 (insert_into_preds_of_block): Remove check for trapping expressions.
4683 (compute_avail): Compute also BB_MAY_NOTRETURN.
4685 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4687 * doc/invoke.texi: Add 2010 to copyright years.
4689 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4691 * config/sparc/sparc.c: Fix formatting nits.
4693 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4694 Alexander Monakov <amonakov@ispras.ru>
4696 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4698 2010-01-02 Richard Guenther <rguenther@suse.de>
4701 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4702 (simplify_switch_using_ranges): Mark to be removed edges
4705 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4707 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4709 * collect2.c (scan_libraries): Add missing argument in call to
4712 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4715 * config/alpha/predicates.md (aligned_memory_operand): Return false
4717 (unaligned_memory_operand): Return true for CQImode.
4718 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4719 doesn not cross aligned SImode word boundary.
4721 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4723 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4725 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4726 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4728 2010-01-02 Richard Guenther <rguenther@suse.de>
4731 * toplev.c (compile_file): Emit LTO marker properly. Change
4733 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4735 2010-01-01 Richard Guenther <rguenther@suse.de>
4738 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4740 2010-01-01 Richard Guenther <rguenther@suse.de>
4743 * c-decl.c (grokdeclarator): For zero-size arrays force
4744 structural equality checks as layout_type does.
4746 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4748 * builtins.c: Update copyright to 2010.
4750 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4753 * lto-streamer-out.c (produce_asm): Revert the last change.
4754 (copy_function): Likewise.
4756 * lto-streamer.c (lto_get_section_name): Skip any leading
4759 2010-01-01 Richard Guenther <rguenther@suse.de>
4762 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4766 Copyright (C) 2010 Free Software Foundation, Inc.
4768 Copying and distribution of this file, with or without modification,
4769 are permitted in any medium without royalty provided the copyright
4770 notice and this notice are preserved.