1 2010-04-01 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43607
4 * ipa-type-escape.c (check_call): Do not access non-existing
7 2010-04-01 Richard Guenther <rguenther@suse.de>
11 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
12 Jack Howarth <howarth@bromo.med.uc.edu>
14 * tree-profile.c (tree_init_ic_make_global_vars): Make static
17 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19 * doc/install.texi (Prerequisites): Document libelf usability on
20 IRIX 5/6 and Solaris 2.
21 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
22 Update GNU as, GNU ld requirements.
23 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
24 Document Sun Studio compiler download.
25 Update and simplify as, ld recommendations.
26 (Specific, *-*-solaris2.7): Note obsoletion, removal.
28 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
31 with_tune_32 to pentium4.
33 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
37 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
42 Document GNU as requirement.
43 Update configure requirements.
44 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
46 Recomment IRIX 6.5.18+.
47 Document IDF/IDL requirement.
48 Document GNU as requirement.
49 Document GNU ld bootstrap failure.
50 Remove freeware.sgi.com reference.
52 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
54 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
55 UNIX V4.0, V5.0 obsoletion, removal.
56 Remove --with-gc=simple reference.
57 Update VM requirements during bootstrap.
58 Remove -oldas bootstrap description.
59 Update binutils reference.
60 Remove comparison failure note.
62 2010-03-31 Richard Guenther <rguenther@suse.de>
63 Zdenek Dvorak <ook@ucw.cz>
64 Sebastian Pop <sebastian.pop@amd.com>
67 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
68 with multiple arguments.
69 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
71 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
73 * graphite-dependences.c (print_pddr): Call print_pdr with an
75 * graphite-poly.c (debug_pdr): Add an extra argument for the
78 (print_pbb_domain): Same.
80 (print_scop_context): Same.
83 (debug_pbb_domain): Same.
87 (debug_scop_context): Same.
90 (print_scop_params): Same.
91 (debug_scop_params): Same.
92 (print_iteration_domain): Same.
93 (print_iteration_domains): Same.
94 (debug_iteration_domain): Same.
95 (debug_iteration_domains): Same.
96 (print_scattering_function): Same.
97 (print_scattering_functions): Same.
98 (debug_scattering_function): Same.
99 (debug_scattering_functions): Same.
100 * graphite-poly.h (debug_pdr): Update declaration.
102 (print_pbb_domain): Same.
104 (print_scop_context): Same.
107 (debug_pbb_domain): Same.
111 (debug_scop_context): Same.
114 (print_scop_params): Same.
115 (debug_scop_params): Same.
116 (print_iteration_domain): Same.
117 (print_iteration_domains): Same.
118 (debug_iteration_domain): Same.
119 (debug_iteration_domains): Same.
120 (print_scattering_function): Same.
121 (print_scattering_functions): Same.
122 (debug_scattering_function): Same.
123 (debug_scattering_functions): Same.
125 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
127 * graphite-poly.c (print_scattering_function_1): New.
128 (print_scattering_function): Call it.
129 (print_scop_params): Remove spaces at the end of lines.
132 * graphite-poly.h (print_cloog): Declared.
133 (debug_cloog): Declared.
135 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
137 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
139 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
140 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
141 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
142 to switch between adding the IV bump in loop->latch or in loop->header.
144 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
146 * graphite-poly.c (print_scattering_function): Pretty print following
149 (print_pbb_domain): Same.
150 (dump_gbb_cases): Same.
151 (dump_gbb_conditions): Same.
154 (print_scop_params): Same.
155 (print_scop_context): Same.
157 (print_pbb_body): New.
158 (lst_indent_to): New.
159 (print_lst): Start new lines with a #.
160 * graphite-poly.h (pbb_bb): New.
161 (pbb_index): Use pbb_bb.
162 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
164 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
166 2010-03-31 Jakub Jelinek <jakub@redhat.com>
168 * dwarf2out.c (size_of_die): For -gdwarf-4 use
169 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
170 and 0 instead of 1 for dw_val_class_flag.
171 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
172 dw_val_class_range_list, dw_val_class_loc_list,
173 dw_val_class_lineptr and dw_val_class_macptr, use
174 DW_FORM_flag_present for dw_val_class_flag and
175 DW_FORM_exprloc for dw_val_class_loc.
176 (output_die): For -gdwarf-4 print dw_val_class_loc
177 size as uleb128 instead of 1 or 2 bytes and don't print
178 anything for dw_val_class_flag.
180 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
181 instead of cselib_lookup following by tweaking locs->setting_insn.
184 * cselib.c (cselib_process_insn): Clear cselib_current_insn
185 even before returning from label, setjmp call or volatile asm
188 2010-03-31 Richard Guenther <rguenther@suse.de>
191 * cgraphunit.c (cgraph_output_in_order): Do not allocate
192 temporary data on stack.
194 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
196 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
197 (PUSHSECTION_ASM_OP): Remove.
198 (POPSECTION_ASM_OP): Remove.
199 (PUSHSECTION_FORMAT): Remove.
200 * config/sol2.h (PUSHSECTION_FORMAT): Define.
201 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
202 * config/sol2.c (solaris_output_init_fini): Use it.
204 2010-03-31 Jie Zhang <jie@codesourcery.com>
207 * opt-functions.awk (var_type_struct): Use signed char type
208 for simple variables.
210 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
212 * config/sol2.c: Include output.h.
213 (solaris_assemble_visibility): New function.
214 * config/t-sol2 (sol2.o): Add output.h dependency.
215 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
216 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
219 2010-03-31 Jakub Jelinek <jakub@redhat.com>
222 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
223 V2SImode or XFmode on PRE_DEC.
226 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
229 2010-03-31 Jie Zhang <jie@codesourcery.com>
232 * reload.h (caller_save_initialized_p): Declare.
233 * toplev.c (backend_init_target): Don't call
234 init_caller_save but set caller_save_initialized_p to false.
235 * caller-save.c (caller_save_initialized_p): Define.
236 (init_caller_save): Check caller_save_initialized_p.
237 * ira.c (ira): Call init_caller_save if flag_caller_saves.
239 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
242 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
243 and soft-fp/t-softfp to tmake_file.
244 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
245 (LIBGCC2_TF_CEXT): Define.
248 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
251 * cselib.c (n_useless_values): Document handling of debug locs.
252 (n_useless_debug_values, n_debug_values): New variables.
253 (new_elt_loc_list): Don't add to debug values, keep count.
254 (promote_debug_loc): New.
255 (cselib_reset_table): Zero new variables.
256 (entry_and_rtx_equal_p): Promote debug locs.
257 (discard_useless_locs): Increment n_useless_debug_values for
259 (remove_useless_values): Adjust n_useless_values and n_debug_values
260 with n_useless_debug_values.
261 (add_mem_for_addr): Promote debug locs.
262 (cselib_lookup_mem): Likewise.
263 (cselib_lookup_addr): Renamed to...
264 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
265 (cselib_log_lookup): ... this. Turn into...
266 (cselib_lookup_addr): ... new wrapper.
267 (cselib_lookup_from_insn): New.
268 (cselib_invalidate_regno): Increment n_useless_debug_values for
270 (cselib_invalidate_mem): Likewise.
271 (cselib_process_insn): Take n_deleted and n_debug_values into
272 account to guard remove_useless_value call.
273 (cselib_finish): Zero n_useless_debug_values.
274 * cselib.h (cselib_lookup_from_insn): Declare.
275 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
276 (sched_analyze_2): Likewise.
278 2010-03-30 Jakub Jelinek <jakub@redhat.com>
280 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
282 (adjust_mems): Replace narrowing SUBREG of expression containing
283 just PLUS, MINUS, MULT and ASHIFT of registers and constants
284 with operations in the narrower mode.
287 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
288 regs_invalidated_by_call instead all call_used_reg_set registers.
290 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
293 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
294 pointer comparisons with types_compatible_p.
295 * tree-vect-stmts.c (vectorizable_call): Same.
296 (vectorizable_condition): Same.
298 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
300 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
301 stack check if the mask would be zero.
303 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
304 Jack Howarth <howarth@bromo.med.uc.edu>
306 * tree-profile.c (tree_init_ic_make_global_vars): Make static
309 2010-03-30 Joseph Myers <joseph@codesourcery.com>
312 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
314 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
315 Include ___unordxf2 and ___unordtf2.
316 * config/i386/libgcc-glibc.ver: Do not define inheritance from
319 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
321 * config/lm32/t-lm32: New file.
322 * config.gcc: Use the above file when targetting lm32.
324 2010-03-28 Duncan Sands <baldrick@free.fr>
326 * Makefile.in (PLUGIN_HEADERS): Add except.h.
328 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
331 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
332 Improve vectorization cost model diagnostic.
334 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
337 * tree-vect-data-refs.c (vect_analyze_data_refs): When
338 compute_data_dependences_for_loop returns false, early exit
339 and output an extra diagnostic for the failed data reference
342 2010-03-29 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/43560
345 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
346 (can_sm_ref_p): Treat stores to readonly locations as trapping.
348 2010-03-29 Jie Zhang <jie@codesourcery.com>
351 * toplev.c (process_options): Set optimization_default_node
352 and optimization_current_node.
353 * opts.c (decode_options): Don't set optimization_default_node
354 and optimization_current_node.
356 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
358 * config/rtems.h: Abandon -qrtems_debug.
360 2010-03-28 Jan Hubicka <jh@suse.cz>
362 PR tree-optimization/43505
363 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
364 map should not be copied.
366 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
369 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
370 cdtors, set DECL_PRESERVE_P.
371 * ipa.c (cgraph_externally_visible_p): Return true if declaration
374 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
376 PR tree-optimization/43528
377 * stor-layout.c (place_field): Check that constant fits into
378 unsigned HWI when skipping calculation of MS bitfield layout.
380 2010-03-27 Jan Hubicka <jh@suse.cz>
383 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
384 notice_global_symbol work.
386 2010-03-27 Jakub Jelinek <jakub@redhat.com>
388 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
389 instead of dwarf2out_decl.
390 (struct var_loc_node): Remove section_label field.
391 (dwarf2out_function_decl): New function.
392 (dwarf2out_var_location): Don't set section_label field.
393 (dwarf2out_begin_function): Don't empty decl_loc_table here.
395 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
397 PR tree-optimization/43544
398 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
399 First argument for builtin vectorized function hook is now a
400 tree to be able to distinguish between machine specific and
402 * targhooks.c (default_builtin_vectorized_function): Ditto.
403 * targhooks.h (default_builtin_vectorized_function): Ditto.
404 * target.h (struct gcc_target): Ditto.
405 * tree-vect-stmts.c (vectorizable_function): Ditto.
406 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
407 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
410 2010-03-26 Joseph Myers <joseph@codesourcery.com>
413 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
414 nested binding iff it is a FUNCTION_DECL.
415 (store_parm_decls_newstyle): Pass nested=true to bind for
416 FUNCTION_DECLs amongst parameters.
418 2010-03-26 Jakub Jelinek <jakub@redhat.com>
420 * var-tracking.c (vt_expand_loc_callback): Don't run
421 cselib_expand_value_rtx_cb in dummy mode if
422 cselib_dummy_expand_value_rtx_cb returned false.
424 * var-tracking.c (emit_note_insn_var_location): For one part
425 notes with offset 0, don't add EXPR_LIST around the location.
426 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
427 add_location_or_const_value_attribute): Adjust for that change.
430 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
431 into first operand and location into second.
432 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
433 dw_cfi_oprnd_loc for DW_CFA_expression.
434 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
435 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
436 assume first argument is regnum and second argument is location.
438 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
441 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
442 of scratch register to DImode. Split to DImode comparison operator.
443 Use SImode subreg of scratch register in the multiplication.
444 (*cmp_sadd_sidi): Ditto.
445 (*cmp_ssub_si): Ditto.
446 (*cmp_ssub_sidi): Ditto.
448 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
452 Remove invalid assert and wrong comment.
454 2010-03-26 Jakub Jelinek <jakub@redhat.com>
457 * flags.h (final_insns_dump_p): New extern.
458 * final.c (final_insns_dump_p): New variable.
459 (rest_of_clean_state): Set it before -fdump-final-insns=
460 dumping, clear afterwards.
461 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
462 MEM_ALIAS_SET on MEMs.
464 2010-03-26 David S. Miller <davem@davemloft.net>
466 * configure.ac: Fix sparc GOTDATA_OP bug check.
467 * configure: Rebuild.
469 2010-03-26 Alan Modra <amodra@gmail.com>
471 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
473 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
475 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
476 TLS_SECTION_ASM_FLAG.
478 2010-03-25 Jakub Jelinek <jakub@redhat.com>
481 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
482 Clear first_function_block_is_cold.
485 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
486 argument if the argument is truth_value_p.
488 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
490 * config/rs6000/constraints.md: Update copyright year for my changes.
493 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
494 used in reg+reg addressing, swap registers.
496 2010-03-24 Jakub Jelinek <jakub@redhat.com>
499 * target.h (struct gcc_target): Add code_end hook.
500 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
502 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
503 * toplev.c (compile_file): Call targetm.asm_out.code_end
504 hook before unwind info/debug info output.
505 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
506 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
507 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
508 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
509 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
510 * config/i386/i386.c (ix86_file_end): Renamed to...
511 (ix86_code_end): ... this. Make static. Don't call
512 file_end_indicate_exec_stack. Emit unwind info using
513 final_start_function/final_end_function.
514 (darwin_x86_file_end): Remove.
515 (TARGET_ASM_CODE_END): Define.
516 * config/i386/i386.h (TARGET_ASM_FILE_END,
517 NEED_INDICATE_EXEC_STACK): Don't define.
518 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
519 (TARGET_ASM_FILE_END): Define to darwin_file_end.
520 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
521 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
524 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
525 at the beginning and final_end_function at the end.
526 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
528 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
530 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
531 and Sun as TLS syntax.
532 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
533 * configure: Regenerate.
534 * config.in: Regenerate.
535 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
536 (default_elf_asm_named_section): Use it.
537 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
538 (i386_output_dwarf_dtprel): Likewise.
539 (output_addr_const_extra): Likewise.
540 (output_pic_addr_const): Lowercase @GOTTPOFF.
541 (output_addr_const_extra): Likewise.
542 (output_pic_addr_const): Lowercase @GOTNTPOFF.
543 (output_addr_const_extra): Likewise.
544 (output_pic_addr_const): Lowercase @INDNTPOFF.
545 (output_addr_const_extra): Likewise.
546 (output_pic_addr_const): Lowercase @NTPOFF.
547 (output_addr_const_extra): Likewise.
548 (output_pic_addr_const): Lowercase @TPOFF.
549 (output_addr_const_extra): Likewise.
550 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
551 (*tls_global_dynamic_64): Likewise.
552 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
553 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
555 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
556 (ASM_OUTPUT_TLS_COMMON): Use it.
557 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
560 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
561 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
562 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
563 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
564 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
565 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
567 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
569 * config/i386/i386.c (override_options): Don't accept
570 -mtls-dialect=sun any longer.
571 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
572 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
573 (*tls_local_dynamic_base_32_sun): Likewise.
574 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
576 2010-03-24 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
580 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
583 * ira.c (adjust_cleared_regs): New function.
584 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
588 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
590 * expr.c (expand_expr_real): Restore previous
591 curr_insn_source_location and curr_insn_block after
592 expand_expr_real_1 call.
593 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
594 instead of expand_expr_real_1.
596 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
598 PR rtl-optimization/43413
599 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
602 2010-03-22 James E. Wilson <wilson@codesourcery.com>
605 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
606 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
608 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
610 * config/i386/i386.c (ix86_target_string): Add -mfma.
611 Fix a typo in comment.
613 2010-03-22 Mike Stump <mikestump@comcast.net>
616 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
617 Don't overly align based upon packed packed fields.
619 2010-03-22 Jason Merrill <jason@redhat.com>
621 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
622 Use () rather than [], and move before the element type.
624 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
626 * doc/configfiles.texi (Configuration Files): Removed
627 fixinc/Makefile*, intl/Makefile.*.
628 * doc/makefile.texi: Fixed markup. Abstract from version
630 (Makefile): Removed obsolete gcc/java/parse.y example.
631 * doc/sourcebuild.texi: Likewise.
632 (Top Level): Added config, gnattools, libdecnumber, libgcc,
633 libgomp, libssp. Removed fastjar.
634 (Miscellaneous Docs): Clarify location.
635 Added COPYING3, COPYING3.LIB.
636 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
638 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
641 * config/i386/i386.c (x86_function_profiler)
642 [!NO_PROFILE_COUNTERS]: Fix typo.
643 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
646 2010-03-22 Janis Johnson <janis187@us.ibm.com>
647 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
649 * doc/sourcebuild.texi (Test Directives): Split into six
650 subsections, with most of the current text in new subsections
651 Directives, Selectors, and Final Actions.
652 (Directives): Split list of test directives into multiple
654 (Selectors): Describe use and syntax of selectors.
655 (Effective-Target Keywords): Describe all existing keywords.
656 (Add Options): Describe features for dg-add-options.
657 (Require Support): Describe variants of dg-require-support.
658 (Final Actions): Describe commands to use in dg-final.
660 2010-03-22 Michael Matz <matz@suse.de>
663 * recog.c (validate_replace_rtx_group): Replace also in
664 REG_EQUAL and REG_EQUIV notes.
666 2010-03-22 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/43390
669 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
670 sure vector extracts are type correct.
672 2010-03-22 Richard Guenther <rguenther@suse.de>
675 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
676 x * sqrt (x) even when optimizing for size if the target
677 has native support for sqrt.
679 2010-03-22 Jakub Jelinek <jakub@redhat.com>
681 * varasm.c (make_decl_rtl_for_debug): Also clear
682 flag_mudflap for the duration of make_decl_rtl call.
685 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
686 locs from preserved VALUEs.
688 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
691 * pa.md (movmemsi): Set align to one if zero.
692 (movmemdi): Likewise.
694 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
697 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
698 with their corresponding prologue pushes.
700 2010-03-20 Andrew Pinski <pinskia@gmail.com>
703 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
704 at the begining or end.
705 (spu_expand_epilogue): Likewise.
707 2010-03-20 Richard Guenther <rguenther@suse.de>
709 PR rtl-optimization/43438
710 * combine.c (make_extraction): Properly zero-/sign-extend an
711 extraction of the low part of a CONST_INT. Also handle
714 2010-03-19 Mike Stump <mikestump@comcast.net>
716 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
717 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
718 (override_options): Use SUBTARGET32_DEFAULT_CPU.
720 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
723 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
726 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
728 PR rtl-optimization/42258
729 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
730 use that may match DEF.
733 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
734 the cost of loading the constant rather than assuming
736 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
737 outer code is AND, do the same tests as the andsi3 expander and
738 return COSTS_N_INSNS (1) if and is cheap.
740 * optabs.c (avoid_expensive_constant): Fix formatting.
742 2010-03-19 Michael Matz <matz@suse.de>
745 * attribs.c (decl_attributes): When rebuilding a function pointer
746 type use the same qualifiers as the original pointer type.
748 2010-03-19 Martin Jambor <mjambor@suse.cz>
750 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
751 and is_gimple_ip_invariant_address.
753 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
756 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
758 * config/arm/arm.c (arm_override_options): Turn off
759 flag_dwarf2_cfi_asm for AAPCS variants.
761 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
764 * config/arm/arm.c (emit_multi_reg_push): Update comments.
765 Use PRE_MODIFY instead of PRE_DEC.
766 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
767 (vfp_emit_fstmd): Likewise.
769 2010-03-19 Michael Matz <matz@suse.de>
772 * builtins.c (expand_builtin_interclass_mathfn,
773 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
776 2010-03-19 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/43415
779 * tree-ssa-pre.c (phi_translate): Split out worker to ...
780 (phi_translate_1): ... this.
781 (phi_translate): Move all caching here. Cache all NARY
782 and REFERENCE translations.
784 2010-03-19 David S. Miller <davem@davemloft.net>
786 With help from Eric Botcazou.
787 * config/sparc/sparc.c: Include dwarf2out.h.
788 (emit_pic_helper): Delete.
789 (pic_helper_symbol_name): Delete.
790 (pic_helper_emitted_p): Delete.
791 (pic_helper_needed): New.
792 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
793 (get_pc_thunk_name): New.
794 (load_pic_register): Remove 'delay_pic_helper' arg. Use
795 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
796 Set pic_helper_needed to true. Don't call emit_pic_helper.
797 (sparc_expand_prologue): Update load_pic_register call.
798 (sparc_output_mi_thunk): Likewise.
799 (sparc_file_end): Emit a hidden comdat symbol for the PIC
800 thunk if possible. Output CFI information as needed.
802 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
803 Jack Howarth <howarth@bromo.med.uc.edu>
806 * config/i386/i386.h: Fix ABI on darwin x86-32.
808 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
810 * tree.h: Declare make_decl_rtl_for_debug.
811 * varasm.c (make_decl_rtl_for_debug): New.
812 * dwarf2out.c (rtl_for_decl_location): Call it.
813 * cfgexpand.c (expand_debug_expr): Call it.
815 2010-03-18 Jakub Jelinek <jakub@redhat.com>
818 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
822 * var-tracking.c (vt_init_cfa_base): Do nothing if
823 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
825 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
828 * var-tracking.c (canonicalize_vars_star): New.
829 (dataflow_post_merge_adjust): Use it.
831 2010-03-18 Jakub Jelinek <jakub@redhat.com>
834 * var-tracking.c (non_suitable_const): New function.
835 (add_uses): For DEBUG_INSNs with constants, don't record any
836 value, instead just the constant value itself.
837 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
838 is not VAR_LOC_UNKNOWN_P, set var to the constant.
839 (emit_notes_in_bb): Likewise.
840 (emit_note_insn_var_location): For onepart variables if
841 cur_loc is a VOIDmode constant, use DECL_MODE.
843 2010-03-18 Martin Jambor <mjambor@suse.cz>
846 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
847 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
848 all non-clones. Moved call redirection...
849 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
850 (cgraph_materialize_all_clones): Dispose of all
851 combined_args_to_skip bitmaps.
852 (verify_cgraph_node): Do not check for edges pointing to wrong
853 nodes in inline clones.
854 * tree-inline.c (copy_bb): Call
855 cgraph_redirect_edge_call_stmt_to_callee.
856 * ipa.c (cgraph_remove_unreachable_nodes): Call
857 cgraph_node_remove_callees even when there are used clones.
859 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
861 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
863 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
866 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
869 2010-03-18 Michael Matz <matz@suse.de>
872 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
873 into sqrt(x) if we need to preserve signed zeros.
875 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
876 Eric Botcazou <ebotcazou@adacore.com>
878 PR rtl-optimization/43360
879 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
880 note if we don't know its invariant status.
882 2010-03-18 Michael Matz <matz@suse.de>
884 PR tree-optimization/43402
885 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
886 PHI chains of ssa names registered for update.
888 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
891 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
892 non-offsettable and pre_modify update addressing.
893 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
894 and "2" alternatives "#".
895 (*movdd_softfloat32): Make all alternatives "#";
896 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
897 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
898 (*movdf_softfloat32): Make all alternatives "#";
899 (movdi): Use the new DIFD mode iterator to create a common splitter
900 for movdi, movdf and movdd patterns.
902 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
904 * common.opt (dumpdir): Remove redundant tab.
906 2010-03-17 Martin Jambor <mjambor@suse.cz>
908 PR tree-optimization/43347
909 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
910 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
912 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
914 PR rtl-optimization/42216
915 * regrename.c (create_new_chain): New function, broken out from...
916 (scan_rtx_reg): ... here. Call it. Handle the case where we are
917 appending a use to an empty chain.
918 (build_def_use): Remove previous changes that convert OP_INOUT to
919 OP_OUT operands; instead detect the case where an OP_INOUT operand
920 uses a previously untracked register and create an empty chain for it.
922 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
924 * doc/extend.texi (Function Attributes): Rewrite unfinished
925 sentence in ms_abi documentation.
927 2010-03-17 Alan Modra <amodra@gmail.com>
929 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
930 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
931 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
932 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
934 2010-03-16 Richard Henderson <rth@redhat.com>
937 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
938 (lower_try_finally): Save and restore eh_seq around the expansion
941 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
943 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
944 statements before splitting block.
946 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
948 * doc/sourcebuild.texi (Testsuites): Fix markup.
949 Use pathnames relative to gcc/testsuite.
950 (Test Directives): Move description of how timeout is determined.
951 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
952 (C Tests): Correct gcc.misc-tests directory.
953 Framework tests now live in gcc.test-framework.
955 2010-03-16 Richard Guenther <rguenther@suse.de>
958 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
959 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
961 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
962 Alexandre Oliva <aoliva@redhat.com>
964 PR tree-optimization/42917
965 * lambda-code.c (remove_iv): Skip debug statements.
966 (lambda_loopnest_to_gcc_loopnest): Likewise.
967 (not_interesting_stmt): Debug statements are not interesting.
969 2010-03-16 Jakub Jelinek <jakub@redhat.com>
973 * cselib.c (cselib_preserve_constants,
974 cfa_base_preserved_val): New static variables.
975 (preserve_only_constants): New function.
976 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
977 clear its REG_VALUES. If cselib_preserve_constants, don't
978 empty the whole hash table, but preserve there VALUEs with constants,
979 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
980 (cselib_preserve_cfa_base_value): New function.
981 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
982 (cselib_init): Change argument to int bitfield. Set
983 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
985 (cselib_finish): Clear cselib_preserve_constants and
986 cfa_base_preserved_val.
987 * cselib.h (enum cselib_record_what): New enum.
988 (cselib_init): Change argument to int.
989 (cselib_preserve_cfa_base_value): New prototype.
990 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
991 * dse.c (dse_step1): Likewise.
992 * cfgcleanup.c (thread_jump): Likewise.
993 * sched-deps.c (sched_analyze): Likewise.
994 * gcse.c (local_cprop_pass): Likewise.
995 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
996 If FN is non-NULL, call the callback always and whenever it returns
997 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
998 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
999 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1000 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1001 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1002 * var-tracking.c: Include recog.h.
1003 (bb_stack_adjust_offset): Remove.
1004 (vt_stack_adjustments): Don't call it, instead just gather the
1005 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1006 (adjust_stack_reference): Remove.
1007 (compute_cfa_pointer): New function.
1008 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1009 (struct adjust_mem_data): New type.
1010 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1012 (get_address_mode): New function.
1013 (replace_expr_with_values): Use it.
1014 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1015 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1016 (adjust_sets): Remove.
1017 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1018 Use get_address_mode.
1019 (get_adjusted_src): Remove.
1020 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1021 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1022 (add_with_sets): Don't call adjust_sets.
1023 (fp_setter, vt_init_cfa_base): New functions.
1024 (vt_initialize): Change return type to bool. Move most of pool etc.
1025 initialization to the beginning of the function from end. Pass
1026 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1027 If !frame_pointer_needed, call vt_stack_adjustment before mos
1028 vector is filled, call vt_init_cfa_base if argp/framep has been
1029 eliminated to sp. If frame_pointer_needed and argp/framep has
1030 been eliminated to hard frame pointer, set
1031 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1032 encountering fp setter in the prologue. For MO_ADJUST, call
1033 log_op_type before pusing the op into mos vector, not afterwards.
1034 Call adjust_insn before cselib_process_insn/add_with_sets,
1035 call cancel_changes (0) afterwards.
1036 (variable_tracking_main_1): Adjust for vt_initialize calling
1037 vt_stack_adjustments and returning whether it succeeded or not.
1039 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1041 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1044 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1046 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1048 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1049 drap_reg has not been set.
1051 2010-03-15 Michael Matz <matz@suse.de>
1054 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1055 use it to expand block copies.
1056 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1057 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1058 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1060 2010-03-15 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/43367
1063 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1066 2010-03-15 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/43317
1069 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1071 2010-03-15 Martin Jambor <mjambor@suse.cz>
1073 PR tree-optimization/43141
1074 * tree-sra.c (create_abstract_origin): New function.
1075 (modify_function): Call create_abstract_origin.
1077 2010-03-15 Chris Demetriou <cgd@google.com>
1079 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1082 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1085 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1086 call insert_out_of_ssa_copy for default definitions.
1088 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1090 * graphite-clast-to-gimple.c (my_long_long): Defined.
1091 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1092 * graphite-sese-to-poly.c (my_long_long): Defined.
1093 (scop_ivs_can_be_represented): Use it.
1095 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1097 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1098 graphite-max-bbs-per-function, and loop-block-tile-size.
1099 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1101 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1103 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1105 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1106 forward declaration.
1107 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1108 (add_upper_bounds_from_estimated_nit): New.
1109 (build_loop_iteration_domains): Use it.
1111 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1113 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1115 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1118 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1119 should be an INTEGER_CST. Also handle CASE_CONVERT.
1121 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1123 * graphite.c (graphite_initialize): To bound the number of bbs per
1124 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1125 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1126 * doc/invoke.texi: Document it.
1128 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1130 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1131 * graphite-sese-to-poly.h (build_poly_scop): Same.
1133 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1135 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1136 the number of parameters in the scop. Use as an upper bound
1137 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1138 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1139 * doc/invoke.texi: Document it.
1141 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1143 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1144 * doc/c-tree.texi: Remove.
1145 * doc/generic.texi: Merge c-tree.texi here.
1146 * doc/gccint.texi (Trees): Remove menu entry.
1147 (c-tree.texi): Remove @include.
1148 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1149 * doc/languages.texi (Reading RTL): Ditto.
1151 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1154 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1156 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1159 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1160 code added to work around reload clobbering CONST insns.
1162 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1164 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1165 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1166 (cselib_preserve_only_values): Remove retain argument, don't
1167 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1168 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1169 * var-tracking.c (micro_operation): Move insn field before union.
1170 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1171 (struct variable_tracking_info_def): Remove n_mos field, change
1172 mos into a vector of micro_operations.
1173 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1174 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1175 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1176 changing into a vector.
1177 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1178 come before all other uops generated by add_stores.
1179 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1181 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1182 a vector. Run just one pass over the bbs instead of separate counting
1183 and computation phase.
1184 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1187 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1188 into *nonlocalized_list vector.
1189 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1190 even if origin is non-NULL.
1191 (gen_variable_die): Likewise.
1192 (process_scope_var): Don't change origin.
1193 (gen_decl_die): Likewise.
1194 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1195 before adding new edges instead of after it, fix moving over
1198 2010-03-11 David S. Miller <davem@davemloft.net>
1200 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1202 * configure: Rebuild.
1204 2010-03-11 Martin Jambor <mjambor@suse.cz>
1206 PR tree-optimization/43257
1207 * tree.c (assign_assembler_name_if_neeeded): New function.
1208 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1210 * tree.h (assign_assembler_name_if_neeeded): Declare.
1211 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1212 the function if needed.
1214 2010-03-11 Chris Demetriou <cgd@google.com>
1216 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1217 include/stdint-gcc.h, and include/stdint.h world-readable.
1219 2010-03-11 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/43255
1222 * tree-vrp.c (process_assert_insertions_for): Do not insert
1223 asserts for trivial conditions.
1225 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1227 PR tree-optimization/43280
1228 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1229 generation. Move calculation of size out of the if branch.
1230 (find_bswap): Modify compare number generation.
1232 2010-03-11 Richard Guenther <rguenther@suse.de>
1235 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1236 (input_gimple_stmt): Fixup handled component types during
1237 operand read. Also fix up decls in ADDR_EXPRs.
1239 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1241 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1242 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1244 2010-03-10 Jan Hubicka <jh@suse.cz>
1247 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1248 * varasm.c (get_variable_section): Don't do that here...
1249 (make_decl_rtl): ... and here.
1250 (do_assemble_alias): Produce decl RTL.
1251 (assemble_alias): Likewise.
1253 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1256 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1257 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1259 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1260 (based_loc_descr): Only express drap or vdrap regno based expressions
1261 using DW_OP_fbreg when not optimizing.
1262 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1263 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1264 REG_CFA_SET_VDRAP note.
1266 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1268 PR tree-optimization/43236
1269 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1270 error in calculation of base address in reverse iteration case.
1271 (generate_builtin): Take number of latch executions if the statement
1274 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1277 * tree-eh.c: Include pointer-set.h.
1278 (lower_eh_dispatch): Filter out duplicate case labels and
1279 remove the unneeded edge when the label is unused. Return
1280 true when some edges are removed.
1281 (execute_lower_eh_dispatch): When any lowering resulted in
1282 removing an edge, also delete unreachable blocks.
1284 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1287 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1288 UNSPEC_MACHOPIC_OFFSET.
1290 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1293 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1294 (m68k_delegitimize_address): New function.
1296 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1299 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1302 * var-tracking.c (adjust_sets): New function.
1303 (count_with_sets, add_with_sets): Use it.
1304 (get_adjusted_src): New inline function.
1305 (add_stores): Use it.
1308 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1309 call cselib_dummy_expand_value_rtx_cb instead of
1310 cselib_expand_value_rtx_cb.
1313 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1314 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1315 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1316 and .cfi_endproc around the pic thunks.
1317 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1318 all queued unwind info register saves are saved before the call.
1319 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1320 considered as sp-=4 for unwind info and the pop as sp+=4 which
1321 also clobbers dest, but doesn't actually restore it.
1324 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1325 RTX_FRAME_RELATED_P.
1327 2010-03-09 Jie Zhang <jie@codesourcery.com>
1329 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1330 whitespaces in output template.
1332 2010-03-09 Jie Zhang <jie@codesourcery.com>
1334 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1337 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1339 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1340 builtins.exp in a separate job.
1342 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1344 * graphite-sese-to-poly.c (add_param_constraints): Use
1345 lower_bound_in_type and upper_bound_in_type.
1347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1349 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1350 instead of unsigned_type_node.
1352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1353 Reza Yazdani <reza.yazdani@amd.com>
1356 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1357 on pointer type parameters.
1359 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1363 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1364 handle conversions from pointer to integers.
1365 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1366 induction variable, to be able to work with code generated by CLooG.
1367 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1368 (build_poly_scop): Bail out if we cannot codegen a loop.
1370 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1372 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1373 code generation with gloog_error.
1375 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1377 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1378 Call fold_convert on all the returned values.
1379 (expand_scalar_variables_expr): Pass to
1380 expand_scalar_variables_ssa_name the type of the resulting expression.
1382 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1384 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1385 ppl_min_for_le_pointset.
1386 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1387 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1389 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1391 * graphite-dependences.c (map_into_dep_poly): Removed.
1392 (dependence_polyhedron_1): Use combine_context_id_scat.
1394 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1396 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1397 (struct poly_bb): Same.
1398 (combine_context_id_scat): New.
1400 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1403 * sese.c (name_defined_in_loop_p): Return false for default
1406 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1409 and clean up the logic.
1411 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1413 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1416 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1418 * var-tracking.c (remove_cselib_value_chains): Define only for
1420 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1421 delete_slot_part, emit_notes_for_differences_1): Don't call
1422 remove_cselib_value_chains here.
1423 (set_slot_part, emit_notes_for_differences_2): Don't call
1424 add_cselib_value_chains here.
1425 (preserved_values): New vector.
1426 (preserve_value): New function.
1427 (add_uses, add_stores, vt_add_function_parameters): Use it
1428 instead of cselib_preserve_value.
1429 (changed_values_stack): New vector.
1430 (check_changed_vars_0): New function.
1431 (check_changed_vars_1, check_changed_vars_2): Use it.
1432 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1433 changed_values_stack VALUEs.
1434 (vt_emit_notes): For all preserved_values call
1435 add_cselib_value_chains. If ENABLE_CHECKING call
1436 remove_cselib_value_chains before verifying value_chains is empty.
1437 Initialize and free changed_values_stack.
1438 (vt_initialize): Initialize preserved_values.
1439 (vt_finalize): Free preserved_values.
1441 2010-03-08 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/43269
1444 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1447 2010-03-08 Martin Jambor <mjambor@suse.cz>
1449 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1450 (ipa_is_param_called): Removed.
1451 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1452 (ipa_print_node_params): Do not print the called flag.
1453 (ipa_write_node_info): Do not stream the called flag.
1454 (ipa_read_node_info): Likewise.
1456 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1459 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1460 * cselib.c (struct expand_value_data): Add dummy field.
1461 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1463 (cselib_dummy_expand_value_rtx_cb): New function.
1464 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1466 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1467 * var-tracking.c: Include pointer-set.h.
1468 (variable): Change n_var_parts to char from int. Add
1469 cur_loc_changed and in_changed_variables fields.
1470 (variable_canonicalize): Remove.
1471 (shared_var_p): New inline function.
1472 (unshare_variable): Maintain cur_loc_changed and
1473 in_changed_variables fields. If var was in changed_variables,
1474 replace it there with new_var. Just copy cur_loc instead of
1475 resetting it to something else.
1476 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1477 (dataflow_set_union): Don't call variable_canonicalize.
1478 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1479 of their DEBUG_EXPR_TREE_DECLs.
1480 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1481 and in_changed_variables and cur_loc_changed is false.
1482 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1483 and cur_loc_changed. Don't update cur_loc here.
1484 (variable_merge_over_src): Don't call variable_canonicalize.
1485 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1486 removing loc that is equal to cur_loc, clear cur_loc,
1487 set cur_loc_changed and ensure variable_was_changed is called.
1488 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1489 compare pointers in cur_loc check, if it is equal to loc,
1490 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1491 (variable_different_p): Remove compare_current_location argument,
1492 don't compare cur_loc.
1493 (dataflow_set_different_1): Adjust variable_different_p caller.
1494 (variable_was_changed): If dv had some var in changed_variables
1495 already, reset in_changed_variables flag for it and propagate
1496 cur_loc_changed over to the new variable. On empty var
1497 always set cur_loc_changed. Set in_changed_variables on whatever
1498 var is added to changed_variables.
1499 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1500 Use shared_var_p. When removing loc that is equal to cur_loc,
1501 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1502 end, don't set it to something else, just call variable_was_changed.
1503 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1504 loc being removed, clear cur_loc and set cur_loc_changed.
1505 Set cur_loc_changed if all locations have been removed.
1506 (struct expand_loc_callback_data): New type.
1507 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1508 allocated. Always create SUBREGs if simplify_subreg failed.
1509 Prefer to use cur_loc, when that fails and still in
1510 changed_variables (and seen first time) recompute it. Set
1511 cur_loc_changed of variables which had to change cur_loc and
1512 compute elcd->cur_loc_changed if any of the subexpressions used
1513 had to change cur_loc.
1514 (vt_expand_loc): Adjust to pass arguments in
1515 expand_loc_callback_data structure.
1516 (vt_expand_loc_dummy): New function.
1517 (emitted_notes): New variable.
1518 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1519 that weren't used for any other decl in current
1520 emit_notes_for_changes call call vt_expand_loc_dummy to update
1521 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1522 first loc_chain location if NULL before. Always use just
1523 cur_loc instead of first loc_chain location. When cur_loc_changed
1524 is false, when not --enable-checking=rtl just don't emit any note.
1525 When rtl checking, compute the note and assert it is the same
1526 as previous note. Clear cur_loc_changed and in_changed_variables
1527 at the end before removing from changed_variables.
1528 (check_changed_vars_3): New function.
1529 (emit_notes_for_changes): Traverse changed_vars to call
1530 check_changed_vars_3 on each changed var.
1531 (emit_notes_for_differences_1): Clear cur_loc_changed and
1532 in_changed_variables. Recompute cur_loc of new_var.
1533 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1534 (vt_emit_notes): Initialize and destroy emitted_notes.
1536 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1538 PR rtl-optimization/42220
1539 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1540 Use verify_reg_tracked to determine if we should use OP_OUT rather
1542 (build_def_use): If we see an in-out operand for a register that we
1543 know nothing about, treat is an output if possible, fail the block if
1546 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1549 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1552 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1555 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1556 uses of relevant DEFs that are dead outside the loop too.
1558 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1560 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1562 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1564 * var-tracking.c (values_to_unmark): New variable.
1565 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1566 values_to_unmark vector. Moved body to...
1567 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1568 instead queue it into values_to_unmark vector.
1569 (vt_find_locations): Free values_to_unmark vector.
1571 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1573 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1574 (site.exp): Export them when plugins are enabled.
1576 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1579 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1581 (chrec_fold_multiply): Same.
1583 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1586 * c-decl.c (build_compound_literal): Return early if init is
1589 2010-03-04 Martin Jambor <mjambor@suse.cz>
1591 PR tree-optimization/43164
1592 PR tree-optimization/43191
1593 * tree-sra.c (type_consists_of_records_p): Reject records with
1594 zero-size bit-fields at the end.
1596 2010-03-04 Mike Stump <mikestump@comcast.net>
1598 * Makefile.in (TAGS): Remove *.y.
1600 2010-03-04 Richard Guenther <rguenther@suse.de>
1602 PR tree-optimization/40761
1603 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1605 (my_rev_post_order_compute): New function.
1606 (init_pre): Call it.
1608 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1611 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1612 decrease the cost of an IV candidate when the cost is infinite.
1614 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1616 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1617 Use '3DNow!' for the extension of that name, ensure normal space
1619 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1621 2010-03-03 Jeff Law <law@redhat.com>
1623 * PR middle-end/32693
1624 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1625 than gen_rtx_SUBREG.
1626 (extract_bit_field_1): Likewise.
1628 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1630 * doc/sourcebuild.texi (Test directives): Document that arguments
1631 include-opts and exclude-opts are now optional for dg-skip-if,
1632 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1634 2010-03-03 Jason Merrill <jason@redhat.com>
1637 * cgraph.h (varpool_node): Add extra_name field.
1638 * varpool.c (varpool_extra_name_alias): New.
1639 (varpool_assemble_decl): Emit extra name aliases.
1640 (varpool_mark_needed_node): Look past an extra name alias.
1641 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1642 * lto-streamer-in.c (lto_input_tree): Read it.
1643 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1645 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1647 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1648 (sparc*-*-solaris2*): ...this.
1650 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1653 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1654 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1655 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1656 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1659 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1660 fallthrough to default handling, just with want_address 0 instead of 2.
1661 For single element lists, add_AT_loc directly, otherwise create an
1662 artificial variable DIE and stick location list to it.
1665 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1666 (VAL_EXPR_HAS_REVERSE): Define.
1667 (reverse_op): New function.
1668 (add_stores): For reversible operations add an extra MO_VAL_USE.
1670 2010-03-02 Jason Merrill <jason@redhat.com>
1672 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1674 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1676 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1677 (sparc64-*-linux*): Likewise.
1678 (sparc64-*-solaris2*): Include assembler files before linker ones.
1679 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1680 * config/sparc/gas.h: Delete.
1681 * config/sparc/sol2-64.h: Add copyright notice.
1682 * config/sparc/sol2-gas-bi.h: Likewise.
1683 * config/sparc/sol2-gld.h: Likewise.
1684 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1685 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1686 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1687 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1688 (sparc_elf_asm_named_section): Rename into...
1689 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1691 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1693 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1695 2010-03-02 Jeff Law <law@redhat.com>
1698 * reload1.c (rtx_p, substitute_stack): Declare.
1699 (substitute): Record addresses of changed rtxs.
1700 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1701 Restore the original rtx when complete.
1702 (reload): Free subsitute_stack when complete.
1704 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1706 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1707 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1709 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1710 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1711 Torture Tests): Change from subsection to section.
1713 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1714 Steven Bosscher <steven@gcc.gnu.org>
1716 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1719 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1722 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1723 the assignment from the new induction variable to the assignment
1724 of the value from the original loop PHI function.
1726 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1727 Daniel Jacobowitz <dan@codesourcery.com>
1729 * doc/sourcebuild.texi (Test directives): Clarify options to
1732 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1735 Disable cfi directives unless GCC and gas agree on using read-only
1736 .eh_frame sections for 64-bit.
1737 * configure: Regenerate.
1739 2010-03-01 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/43220
1742 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1743 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1745 2010-03-01 Richard Guenther <rguenther@suse.de>
1746 Martin Jambor <mjambor@suse.cz>
1749 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1750 gimplified parameters.
1752 2010-03-01 Christian Bruel <christian.bruel@st.com>
1754 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1756 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1760 2010-03-01 Richard Guenther <rguenther@suse.de>
1763 * expr.c (expand_assignment): Use the alias-oracle to tell
1764 if the rhs aliases the result decl.
1766 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1769 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1770 to sol_gt_pch_get_address.
1771 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1772 64-bit, SPARC and x86.
1773 (sol_gt_pch_get_address): New function.
1775 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1777 * toplev.h (inform_n, error_n): Declare.
1778 * diagnostic.c (inform_n, error_n): New function.
1780 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1782 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1783 has no rtl yet when processing local_decls, queue it and recheck
1784 if deferred stack allocation hasn't assigned it rtl.
1786 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1788 * config/sh/sh.c (unspec_bbr_uid): New.
1789 (gen_block_redirect): Use it instead of INSN_UID.
1790 (gen_far_branch): Likewise.
1792 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1794 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1795 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1797 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1799 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1800 (Warning Options): -Wno-conversion-null is valid for
1801 Objective-C++ as well.
1802 * doc/tm.texi (Named Address Spaces): Likewise.
1803 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1804 * doc/tree-ssa.texi (Tree SSA): Likewise.
1806 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1809 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1810 by default. Don't set the default arch for
1811 i[34567]86-*-darwin*|x86_64-*-darwin*.
1813 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1816 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1817 default. Set the default 32bit/64bit archs with $with_arch
1818 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1820 2010-02-27 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/43186
1823 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1824 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1825 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1826 unroller iterations.
1828 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1830 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1831 required and i[34567]86-*-* targets don't support 64bit ISA.
1833 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1836 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1839 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1841 * config.gcc: Set the default arch at least to Prescott for
1842 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1843 if SSE math is enabled.
1845 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1847 * diagnostic.c (diagnostic_initialize): Update.
1848 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1850 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1851 (diagnostic_inhibit_notes): New.
1852 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1854 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1857 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1858 * doc/standards.texi: Likewise.
1859 * doc/extend.texi: Likewise.
1860 * doc/trouble.texi: Likewise.
1861 * doc/cppopts.texi: Likewise.
1862 * doc/install.texi: Likewise.
1863 * c.opt (std=c90,std=gnu90): New options.
1864 * c-opts.c (c_common_handle_option): Handle them.
1866 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1869 * c-decl.c (undeclared_variable): Use an informative note.
1871 2010-02-26 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/43186
1874 * gimple.h (gimple_fold): Remove.
1875 * gimple.c (gimple_fold): Remove. Inline into single user ...
1876 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1877 Try harder for conditions.
1879 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1882 * function.c (used_types_insert): Don't skip through named pointer
1883 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1884 and it is different from the main variant's type.
1886 2010-02-26 Nick Clifton <nickc@redhat.com>
1888 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1890 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1892 * config.gcc: Support --with-fpmath=sse for x86.
1894 * config/i386/ssemath.h: New.
1896 * doc/install.texi (--with-fpmath=sse): Documented.
1898 2010-02-26 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/43188
1901 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1902 vector types of over-aligned element type.
1904 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1908 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1910 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1912 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1914 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1916 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1917 * var-tracking.c: Include diagnostic.h.
1918 (debug_dv): New function.
1919 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1922 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1923 (add_value_chain, add_value_chains, remove_value_chain,
1924 remove_value_chains): Handle DEBUG_EXPRs.
1925 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1928 * regcprop.c (struct queued_debug_insn_change): New type.
1929 (struct value_data_entry): Add debug_insn_changes field.
1930 (struct value_data): Add n_debug_insn_changes field.
1931 (debug_insn_changes_pool): New variable.
1932 (free_debug_insn_changes, apply_debug_insn_changes,
1933 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1934 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1935 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1937 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1939 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1940 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1941 changes, call cprop_find_used_regs via note_stores.
1942 (copyprop_hardreg_forward): When copying vd from predecessor
1943 which has any queued DEBUG_INSN changes, make sure the pointers are
1944 cleared. At the end call df_analyze and then if there are any
1945 DEBUG_INSN changes queued at the end of some basic block for still
1946 live registers, apply them.
1947 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1949 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1951 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1954 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1956 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1957 targets. Set the default with_cpu/with_arch from arch/cpu.
1958 Allow x86-64 and native for with_cpu/with_arch.
1960 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1962 * ebitmap.c: Change calls to verify_popcount with calls to
1963 sbitmap_verify_popcount.
1964 (ebitmap_clear_bit): Fixed map->cacheindex test and
1965 map>cache update when bit clearing results in an empty
1968 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1971 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1972 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1973 and support both V2DF and V2DI modes.
1974 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1975 support both V2DF and V2DI modes.
1976 (general): Delete trailing whitespace from a few patterns.
1978 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1979 V2DF/V2DI interleave high/low builtins.
1981 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1984 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1985 interleave high/low functions.
1987 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1989 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1990 #pragma extern_prefix.
1992 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1995 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1996 BLKmode, assert op0 is a MEM and just adjust its mode.
1999 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2000 if bitpos isn't multiple of mode's bitsize.
2002 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2004 * c.opt (-ftemplate-depth=): New.
2005 (-ftemplate-depth-): Deprecate.
2006 * optc-gen.awk: Handle -ftemplate-depth=.
2007 * opth-gen.awk: Likewise.
2008 * c-opts.c (c_common_handle_option): Likewise.
2009 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2011 2010-02-24 Jason Merrill <jason@redhat.com>
2013 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2015 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2017 * cfg.c (alloc_aux_for_block): Remove inline.
2018 (alloc_aux_for_edge): Likewise.
2020 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2022 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2024 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2026 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2027 * config/i386/sol2-gas.h: New file.
2028 * config.gcc (i[34567]86-*-solaris2*): Use it.
2030 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2033 * c-typeck.c (ep_convert_and_check): New.
2034 (build_conditional_expr): Use it.
2035 (build_binary_op): Likewise.
2037 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2039 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2042 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2043 bounds even for -O+.
2044 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2045 expr needs to have DECL_NAME set.
2047 2010-02-24 Nick Clifton <nickc@redhat.com>
2049 * config/mep/mep.c: Include gimple.h.
2050 (mep_function_uses_sp): Delete unused function.
2051 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2052 parameters. Use unsigned integers to count args. Return a
2053 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2055 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2058 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2059 greater or equal to nelt instead of 2 * nelt.
2060 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2063 2010-02-23 Jason Merrill <jason@redhat.com>
2066 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2067 in cfun->local_decls even if they have register types.
2070 * stor-layout.c (place_field): Don't warn about unnecessary
2071 DECL_PACKED if the type is packed.
2073 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2076 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2077 GOTOFF relocs, even when the base reg isn't pic pointer.
2079 2010-02-23 Michael Matz <matz@suse.de>
2082 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2083 (expand_gimple_basic_block): Generate and use debug temps if there
2084 are debug uses left after the last real use of TERed ssa names.
2085 Unlink debug immediate uses when they are expanded.
2087 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2090 * config/i386/i386.c (override_options): Reorganise to provide
2091 better error messages.
2093 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-scop-detection.c (create_single_exit_edge): Move
2097 the call to find_single_exit_edge to....
2098 (create_sese_edges): ...here. Don't handle multiple edges
2099 exiting the function.
2100 (build_graphite_scops): Don't handle multiple edges
2101 exiting the function.
2103 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2106 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2107 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2109 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2112 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2114 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2117 * c-typeck.c (convert_arguments): Print declaration location.
2118 * c-common.c (validate_nargs): Rename as
2119 builtin_function_validate_nargs.
2120 (check_builtin_function_arguments): Update.
2122 2010-02-22 Richard Guenther <rguenther@suse.de>
2125 * tree-inline.c (declare_return_variable): Use the type of
2126 the call stmt lhs if available.
2128 2010-02-22 Duncan Sands <baldrick@free.fr>
2130 * passes.c (register_pass): Always consider all pass lists when
2131 ref_pass_instance_number is zero.
2133 2010-02-22 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/42749
2136 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2137 parameter. Do arithmetic in the original type.
2138 (update_accumulator_with_ops): Likewise.
2139 (adjust_accumulator_values): Adjust.
2141 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2143 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2144 (QI to BLKmode splitter): New splitter.
2146 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2149 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2151 2010-02-22 Richard Guenther <rguenther@suse.de>
2153 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2155 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2157 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2158 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2159 ($(T)crti.o, $(T)crtn.o): Remove rules.
2161 2010-02-21 Tobias Burnus <burnus@net-b.de>
2164 * doc/invoke.texi (-fassociative-math): Document that this
2165 option is automatically enabled for Fortran.
2167 2010-02-20 David S. Miller <davem@davemloft.net>
2169 * configure.ac: Test if linker and assembler properly support
2170 GOTDATA_OP relocations.
2171 * configure: Rebuild.
2172 * config.in: Likewise.
2173 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2174 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2175 (movsi_high_pic): Likewise.
2176 (movdi_lo_sum_pic): Likewise.
2177 (movdi_high_pic): Likewise.
2178 (movsi_pic_gotdata_op): New pattern.
2179 (movdi_pic_gotdata_op): Likewise.
2180 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2181 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2183 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2187 attribute to ssemul.
2188 (xop_mulv2div2di3_high): Ditto.
2190 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2193 * c.opt (Wconversion-null): New option.
2194 * doc/invoke.texi (Wconversion-null): Document.
2196 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2198 * common.opt (Wlarger-than-): Add Undocumented.
2200 2010-02-19 Mike Stump <mikestump@comcast.net>
2202 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2204 2010-02-19 Jason Merrill <jason@redhat.com>
2207 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2208 * configure: Likewise.
2210 2010-02-20 Alan Modra <amodra@gmail.com>
2213 * cgraph.h (cgraph_make_decl_local): Declare.
2214 * cgraph.c (cgraph_make_decl_local): New function.
2215 (cgraph_make_node_local): Use it.
2216 * cgraphunit.c (cgraph_function_versioning): Likewise.
2217 * ipa.c (function_and_variable_visibility): Likewise.
2219 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2222 * except.c (sjlj_emit_function_enter): Don't call
2223 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2225 * rtl.h (add_reg_br_prob_note): Remove prototype.
2227 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2230 * c-common.c (conversion_warning): Remove widening conversions
2231 before checking the conversion of integers to reals.
2233 2010-02-19 Mike Stump <mikestump@comcast.net>
2236 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2239 * cgraphunit.c (process_function_and_variable_attributes): Check
2240 DECL_PRESERVE_P instead of looking up attribute "used".
2241 * ipa-pure-const.c (check_decl): Likewise.
2242 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2243 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2244 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2245 instead of attribute "used".
2246 * config/sol2-c.c (solaris_pragma_init): Likewise.
2247 (solaris_pragma_fini): Likewise.
2249 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2251 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2252 Use XCNEW instead of xcalloc.
2253 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2254 XNEW instead of xmalloc.
2255 (get_fields): Use XNEWVEC instead of xmalloc.
2258 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2259 populate vars array.
2260 (create_new_general_access): For debug stmts just reset value.
2261 (get_stmt_accesses): For accesses within debug stmts just record them
2262 using add_access_to_acc_sites instead of preventing the peeling or
2263 counting them as accesses.
2266 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2268 2010-02-19 Richard Guenther <rguenther@suse.de>
2270 PR tree-optimization/42916
2271 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2274 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2276 * configure.ac: Replace all uses of changequote in macro arguments
2277 with proper quoting.
2279 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2282 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2284 2010-02-19 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/42944
2287 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2288 test for aliasing with errno.
2290 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2293 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2294 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2295 * dojump.c: Include output.h.
2296 (inv): New inline function.
2297 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2298 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2299 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2300 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2301 argument, pass it down to other calls.
2302 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2303 add REG_BR_PROB note to the conditional jump.
2304 * cfgexpand.c (add_reg_br_prob_note): Removed.
2305 (expand_gimple_cond): Don't call it, add the probability
2306 as last argument to jumpif_1/jumpifnot_1.
2307 * Makefile.in (dojump.o): Depend on output.h.
2308 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2310 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2311 * stmt.c (do_jump_if_equal): Likewise.
2312 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2313 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2314 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2316 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2317 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2318 jumpifnot_1 callers.
2319 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2321 (store_expr): Adjust jumpifnot caller.
2322 (store_constructor): Adjust jumpif caller.
2325 * gimplify.c (gimple_boolify): For __builtin_expect call
2326 gimple_boolify also on its first argument.
2328 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2330 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2332 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2333 * configure: Regenerated.
2335 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2337 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2338 lang_hooks.types_compatible_p instead of comptypes.
2340 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2342 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2343 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2344 if __prefer_thumb__ is defined.
2346 2010-02-18 Martin Jambor <mjambor@suse.cz>
2348 PR tree-optimization/43066
2349 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2350 array with zero-sized element type.
2352 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2354 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2355 rtx, allocate struct var_loc_node here and return it to the
2356 caller, and only if it is actually needed.
2357 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2358 move it earlier and return immediately if it returns NULL.
2360 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2362 * config/sparc/gas.h: New file. Restore
2363 TARGET_ASM_NAMED_SECTION to its ELF default.
2364 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2366 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2367 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2368 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2369 after sparc/sysv4.h.
2371 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2373 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2375 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2377 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2378 patterns from predicated pattern.
2380 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2384 for insn mnemonic suffix.
2386 2010-02-17 Richard Guenther <rguenther@suse.de>
2388 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2391 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2394 * caller-save.c (save_call_clobbered_regs): If BB ends with
2395 a DEBUG_INSN, move any notes in between last real insn and the last
2396 DEBUG_INSN after the last DEBUG_INSN.
2398 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2400 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2401 Fix return type. Fix argument type. Explain meaning of return value.
2403 2010-02-16 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/41043
2406 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2407 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2409 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2411 2010-02-16 Ira Rosen <irar@il.ibm.com>
2413 PR tree-optimization/43074
2414 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2415 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2416 vectorizable cycles in hybrid SLP check.
2417 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2419 2010-02-16 Richard Guenther <rguenther@suse.de>
2421 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2422 (true_dependence): If memrefs_conflict_p computes must-alias
2423 trust it. Move TBAA check after offset-based disambiguation.
2424 (canon_true_dependence): Likewise.
2426 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2428 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2429 * doc/invoke.texi: Document it.
2430 * var-tracking.c: Include toplev.h and params.h.
2431 (vt_find_locations): Return bool indicating success. Compute
2432 hash sizes unconditionally. Check new parameter, report.
2433 (variable_tracking_main_1): Check vt_find_locations results and
2434 retry. Renamed from...
2435 (variable_tracking_main): ... this. New wrapper to preserve
2436 flag_var_tracking_assignments.
2437 * Makefile.in (var-tracking.o): Adjust dependencies.
2439 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2440 Jakub Jelinek <jakub@redhat.com>
2443 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2444 if weak_import attribute is present.
2445 * config/darwin.c (machopic_select_section): Likewise.
2447 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2449 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2450 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2451 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2452 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2454 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2456 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2459 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2460 Rewrite text to refer to the names.
2462 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2464 * config/i386/i386-builtin-types.def
2465 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2466 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2467 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2468 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2469 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2470 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2471 IX86_BUILTIN_VPERMIL2PS256.
2472 (MULTI_ARG_4_DF2_DI_I): Defined.
2473 (MULTI_ARG_4_DF2_DI_I1): Defined.
2474 (MULTI_ARG_4_SF2_SI_I): Defined.
2475 (MULTI_ARG_4_SF2_SI_I1): Defined.
2476 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2477 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2478 __builtin_ia32_vpermil2ps256.
2479 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2480 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2481 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2482 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2483 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2484 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2485 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2486 CODE_FOR_xop_vpermil2v8sf3.
2487 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2488 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2489 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2490 (_mm256_permute2_pd): New.
2491 (_mm_permute2_ps): New.
2492 (_mm256_permute2_ps): New.
2494 2010-02-15 Nick Clifton <nickc@redhat.com>
2496 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2497 boolean parameters. Use emit_jump_insn when emitting a pop
2498 instruction containing a return insn.
2499 (push): Use 'true' rather than '1' as second parameter to F.
2500 (h8300_expand_prologue): Likewise.
2501 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2502 (h8300_expand_epilogue): Likewise.
2504 2010-02-15 Richard Guenther <rguenther@suse.de>
2507 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2510 2010-02-15 Nick Clifton <nickc@redhat.com>
2512 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2515 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2517 * intl.c (fake_ngettext): New function.
2518 * intl.h (fake_ngettext): Declare.
2519 (ngettext): Define macro.
2520 * collect2.c (notice_translated): New function.
2521 (main): Use notice_translated and ngettext.
2522 * collect2.h (notice_translated): Declare.
2524 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2526 * reorg.c (delete_computation): Comment fixes.
2527 * caller-save.c (setup_save_areas): Idem.
2528 * sel-sched-dump.c (dump_lv_set): Idem.
2531 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2533 * config/s390/s390.c (s390_sched_init): New function.
2534 (TARGET_SCHED_INIT): Target hook defined.
2536 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2537 Jack Howarth <howarth@bromo.med.uc.edu>
2538 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2541 Partial revert of unintended change in fix for PR41605.
2542 * config/darwin.h: Fix typo.
2543 * config/darwin9.h: Same.
2545 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2547 * c-pch.c (pch_init): Clear v.
2549 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2552 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2553 graphite_can_represent_init for MULT_EXPR.
2555 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2559 * graphite-sese-to-poly.c (remove_phi): New.
2560 (translate_scalar_reduction_to_array): Call remove_phi.
2562 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2565 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2566 * graphite-clast-to-gimple.h (gloog): Update declaration.
2567 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2568 * graphite-poly.h (struct poly_bb): Add missing comments.
2569 (struct scop): Add poly_scop_p field.
2571 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2572 * graphite.c (graphite_transform_loops): Build the polyhedral
2573 representation for each scop before code generation.
2574 * sese.c (rename_variables_in_operand): Removed.
2575 (rename_variables_in_expr): Return the renamed expression.
2576 (rename_sese_parameters): New.
2577 * sese.h (rename_sese_parameters): Declared.
2579 2010-02-11 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/42998
2582 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2583 POINTER_PLUS_EXPR properly.
2585 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2586 Changpeng Fang <changpeng.fang@amd.com>
2589 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2590 the cost of an IV candidate when the IV is used in a test against zero.
2592 * gcc.dg/tree-ssa/ivopts-3.c: New.
2594 2010-02-11 Richard Guenther <rguenther@suse.de>
2597 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2598 pointer-vs-decl case by swapping refs. Handle some cases
2599 of pointer-vs-decl disambiguations more conservatively.
2600 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2601 to false after expanding.
2603 2010-02-11 Richard Guenther <rguenther@suse.de>
2606 * gcc.c (process_command): Handle LTO file@offset case more
2609 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2611 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2612 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2614 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2616 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2617 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2618 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2619 Optimize eq/ne comparisons when both arguments are known to be
2621 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2622 Don't mask operands unnecessarily if they are known to be already
2625 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2627 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2630 2010-02-10 Richard Guenther <rguenther@suse.de>
2632 PR tree-optimization/43017
2633 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2634 for wrapping signed arithmetic.
2636 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2639 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2640 if no debug info should be emitted for it.
2642 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2644 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2645 note when flag_exceptions is set.
2647 2010-02-10 Duncan Sands <baldrick@free.fr>
2649 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2651 2010-02-10 Richard Guenther <rguenther@suse.de>
2654 * tree.c (get_unwidened): Handle constants.
2655 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2657 2010-02-10 Martin Jambor <mjambor@suse.cz>
2660 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2661 check for variable argument counts independently.
2663 2010-02-10 Christian Bruel <christian.bruel@st.com>
2666 * config/sh/sh.c (find_barrier): Increase length for non delayed
2667 conditional branches.
2669 2010-02-10 Christian Bruel <christian.bruel@st.com>
2671 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2673 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2675 * builtins.c (set_builtin_user_assembler_name): Also handle
2676 ffs if int is smaller than word.
2678 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2681 * ira-conflicts.c (get_dup): Remove.
2682 (process_reg_shuffles): Add new parameter. Use it as an
2683 additional guard for copy generation.
2684 (add_insn_allocno_copies): Rewrite.
2686 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2688 * common.opt (fsched2-use-traces): Preserved for backward
2690 * doc/invoke.texi: Remove the documentation about option
2691 -fsched2-use-traces.
2692 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2693 flag_sched2_use_traces.
2694 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2695 the backward compatibility flag section.
2697 2010-02-09 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/43008
2700 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2701 make HEAP variables initialized from global memory if they
2702 are not known builtin functions.
2703 (find_func_aliases): Adjust.
2705 2010-02-09 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/43000
2708 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2709 arithmetic manually.
2711 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2713 PR tree-optimization/42931
2714 * tree-loop-linear.c (try_interchange_loops): Don't call
2715 double_int_mul if estimated_loop_iterations failed.
2717 2010-02-08 Martin Jambor <mjambor@suse.cz>
2720 * tree-sra.c (build_accesses_from_assign): Do not mark in
2721 should_scalarize_away_bitmap if stmt has volatile ops.
2722 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2725 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2727 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2729 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2731 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2734 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2737 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2739 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2743 to unknown_dependence.
2744 (graphite_legal_transform_dr): Handle the unknown_dependence.
2745 (graphite_carried_dependence_level_k): Same.
2747 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2749 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2751 2010-02-07 Richard Guenther <rguenther@suse.de>
2754 * expr.c (get_inner_reference): Always initialize *pbitsize.
2756 2010-02-07 Richard Guenther <rguenther@suse.de>
2759 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2760 new ARRAY_REFs on variable size element or minimal index arrays.
2762 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2763 gimple_fold_indirect_ref.
2765 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2768 * arm.c (arm_override_options): Just return if the user has specified
2769 an invalid fpu name.
2771 2010-02-03 Jason Merrill <jason@redhat.com>
2774 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2775 i386_pe_maybe_record_exported_symbol.
2777 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2780 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2781 (pa_delegitimize_address): New function.
2783 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2785 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2786 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2788 2010-02-05 Richard Guenther <rguenther@suse.de>
2791 * lto-streamer-in.c (get_resolution): Deal with references
2792 to undefined functions.
2794 2010-02-05 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2797 (fold_const_aggregate_ref): Likewise.
2798 (ccp_fold_stmt): Substitute loads.
2799 (maybe_fold_reference): Verify types before substituting.
2801 (fold_gimple_assign): Unshare properly.
2802 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2804 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2806 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2807 for rs6000_gen_cell_microcode.
2809 2010-02-04 Richard Guenther <rguenther@suse.de>
2811 PR rtl-optimization/42952
2812 * dse.c (const_or_frame_p): Remove MEM handling.
2814 2010-02-04 Nick Clifton <nickc@redhat.com>
2816 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2817 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2818 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2819 (mn10300_asm_output_mi_thunk): New function.
2820 (mn10300_can_output_mu_thunk): New function.
2821 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2822 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2823 (FUNCTION_ARG): Delete incorrect comment.
2825 2010-02-03 Jason Merrill <jason@redhat.com>
2828 * fold-const.c (operand_equal_p): Handle erroneous types.
2830 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2832 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2834 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2836 PR rtl-optimization/42941
2837 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2840 2010-02-03 Jason Merrill <jason@redhat.com>
2843 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2845 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2848 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2849 (cselib_reset_table): Renamed from...
2850 (cselib_reset_table_with_next_value): ... this.
2851 (cselib_get_next_uid): Renamed from...
2852 (cselib_get_next_unknown_value): ... this.
2853 * cselib.c (next_uid): Renamed from...
2854 (next_unknown_value): ... this.
2855 (cselib_clear_table): Adjust.
2856 (cselib_reset_table): Adjust. Renamed from...
2857 (cselib_reset_table_with_next_value): ... this.
2858 (cselib_get_next_uid): Adjust. Renamed from...
2859 (cselib_get_next_unknown_value): ... this.
2860 (get_value_hash): Use hash.
2861 (cselib_hash_rtx): Likewise.
2862 (new_cselib_val): Adjust. Set and dump uid.
2863 (cselib_lookup_mem): Pass next_uid as hash.
2864 (cselib_subst_to_values): Likewise.
2865 (cselib_log_lookup): Dump uid.
2866 (cselib_lookup): Pass next_uid as hash. Adjust.
2867 (cselib_process_insn): Adjust.
2868 (cselib_init): Initialize next_uid.
2869 (cselib_finish): Adjust.
2870 (dump_cselib_table): Likewise.
2871 * dse.c (canon_address): Dump value uid.
2872 * print-rtl.c (print_rtx): Print value uid.
2873 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2875 (dv_uid): New function, sort of renamed from...
2876 (dv_htab_hash): ... this, reimplemented in terms of it and...
2877 (dv_uid2hash): ... this. New.
2878 (variable_htab_eq): Drop excess assertions.
2879 (tie_break_pointers): Removed.
2880 (canon_value_cmp): Compare uids.
2881 (variable_post_merge_New_vals): Print uids.
2882 (vt_add_function_parameters): Adjust.
2883 (vt_initialize): Reset table. Adjust.
2885 2010-02-03 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/42944
2888 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2889 (call_may_clobber_ref_p_1): Likewise. Properly handle
2890 malloc and calloc clobbering errno.
2892 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2894 * doc/invoke.texi: Fix name of sched1 dump.
2896 * opts.c (decode_options): Set flag_tree_switch_conversion
2897 only conditionally on optimize >= 2.
2899 * gcse.c: Assorted comment fixes in pass description.
2901 2010-02-03 Anthony Green <green@moxielogic.com>
2903 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2904 nop padding in order to maintain alignment of storage location of
2905 target function address.
2906 (moxie_trampoline_init): Store target function address at newly
2908 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2910 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2912 2010-02-03 Richard Guenther <rguenther@suse.de>
2915 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2917 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2919 * config.gcc: Reenable check for obsolete targets.
2920 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2921 mips-sgi-irix6.[0-4]*.
2923 2010-02-02 Nick Clifton <nickc@redhat.com>
2925 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2926 constant size of 4 as being the same as 0.
2927 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2928 can take values in the range 0..4.
2930 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2933 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2934 as _darwin10_Unwind_FindEnclosingFunction().
2935 * libgcc-libsystem.ver: New.
2937 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2940 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2941 implicitly set registers.
2943 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2945 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2946 (arm_override_options): Allow automatic selection of the thread
2947 pointer register if thumb2.
2948 (legitimize_pic_address): Improve code sequences for Thumb2.
2949 (arm_call_tls_get_addr): Likewise.
2950 (legitimize_tls_address): Likewise.
2951 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2952 (pic_load_addr_32bit): ... this. New named pattern.
2953 * thumb2.md (pic_load_addr_thumb2): Delete.
2954 (pic_load_dot_plus_four): Delete.
2955 (tls_load_dot_plus_four): New named pattern.
2957 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2960 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2961 Document fix for TLS bug.
2963 2010-01-31 Richard Guenther <rguenther@suse.de>
2965 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2966 conservatively correct.
2968 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2972 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2974 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2976 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2978 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2980 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2982 * config.gcc: Adjust order of makefile fragments for mingw targets.
2984 2010-01-31 Richard Guenther <rguenther@suse.de>
2987 * gimplify.c (gimplify_init_constructor): For volatile LHS
2988 initialize a temporary.
2990 2010-01-31 Matthias Klose <doko@ubuntu.com>
2992 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2994 * configure: Regenerate.
2996 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2998 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2999 the same alias set and their sizes different constantness.
3000 (aliasing_component_refs_p): Revert 2009-10-24 change.
3002 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3004 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3007 2010-01-29 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3010 Assert we successfully updated the call.
3012 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3014 PR rtl-optimization/42889
3015 * df.h (df_set_bb_dirty_nonlr): New prototype.
3016 * df-core.c (df_set_bb_dirty_nonlr): New function.
3017 * df-scan.c (df_insn_rescan): Call it instead of
3018 df_set_bb_dirty for DEBUG_INSNs.
3020 2010-01-29 Richard Guenther <rguenther@suse.de>
3023 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3024 quadratic behavior in most cases.
3026 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3029 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3030 in the call to gen_x86_movsicc_0_m1.
3032 2010-01-28 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/42871
3035 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3037 2010-01-28 Richard Guenther <rguenther@suse.de>
3039 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3040 into call arguments.
3042 2010-01-28 Richard Guenther <rguenther@suse.de>
3045 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3046 the forwarder if the destination is an EH landing pad.
3048 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3050 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3051 block list passed to gimple_duplicate_sese_tail.
3052 (parallelize_loops): Avoid parallelization when the function
3054 Avoid parallelization when the preheader is IRREDUCIBLE.
3055 Try to optimize when estimated_loop_iterations_int is unresolved.
3056 Add the loop's location to the dump file.
3057 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3058 (gimple_duplicate_sese_tail): Remove the check for the latch.
3059 Redirect nexits to the exit block.
3060 Remove handling of the incoming edges to the latch.
3061 Redirect the backedge from the copied latch to the exit bb.
3063 2010-01-28 Michael Matz <matz@suse.de>
3066 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3067 Wrap force_reg into a sequence, emit it before user.
3069 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3071 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3073 (arm_legacy_rev): Likewise.
3074 (thumb_legacy_rev): Likewise.
3076 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3078 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3079 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3080 on MEM's address failed, try avoid_constant_pool_reference and
3081 recurse if it returned something different.
3082 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3083 address, try avoid_constant_pool_reference and recurse if it
3084 returned something different.
3085 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3086 address and avoid_constant_pool_reference returned something
3087 different, don't set have_address.
3089 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3092 * var-tracking.c (val_store): Add modified argument, obey it.
3094 (count_uses): Move down logging of main.
3095 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3096 don't need resolution.
3097 (emit_notes_in_bb): Likewise.
3099 2010-01-27 Richard Guenther <rguenther@suse.de>
3102 * tree-inline.c (remap_decl): Delay remapping of SSA name
3103 default definitions until we need them.
3105 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3107 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3108 (rs6000_delegitimize_address): New function.
3110 * config/s390/s390.c (s390_delegitimize_address): Call
3111 delegitimize_mem_from_attrs.
3114 * tree-inline.c (cannot_copy_type_1): Removed.
3115 (copy_forbidden): Don't forbid copying of functions containing
3116 records/unions with variable length fields.
3118 2010-01-27 Christian Bruel <christian.bruel@st.com>
3122 * config/sh/sh.c (find_barrier): Increase length for non delayed
3123 conditional branches.
3125 2010-01-27 Matthias Klose <doko@ubuntu.com>
3127 * configure.ac (gnu-unique-object): Fix ldd version check.
3128 * configure: Regenerate.
3130 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3132 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3134 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3135 Test for HAVE_GNU_AS value.
3137 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3139 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3140 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3141 INT64_TYPE): Define.
3142 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3143 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3144 INT_LEAST64_TYPE): Define.
3145 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3146 UINT_LEAST64_TYPE): Define.
3147 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3148 INT_FAST64_TYPE): Define.
3149 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3150 UINT_FAST64_TYPE): Define.
3151 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3152 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3153 (SIG_ATOMIC_TYPE): Define.
3155 2010-01-26 Richard Guenther <rguenther@suse.de>
3157 * df-scan.c (df_scan_set_bb_info): Remove assert.
3158 (df_insn_rescan_debug_internal): Merge asserts.
3159 (df_install_ref): Likewise.
3160 (df_mark_reg): Use bitmap_set_range.
3161 (df_hard_reg_used_p): Remove assert.
3162 (df_hard_reg_used_count): Likewise.
3164 2010-01-26 Richard Guenther <rguenther@suse.de>
3166 PR rtl-optimization/42685
3167 * web.c (web_main): Ignore DEBUG_INSNs.
3169 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3171 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3173 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3174 Fix types of fndecl and arglist parameters.
3176 2010-01-26 Richard Guenther <rguenther@suse.de>
3179 * tree-eh.c (unsplit_eh): Skip debug insns.
3181 2010-01-26 Richard Guenther <rguenther@suse.de>
3183 PR tree-optimization/42250
3184 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3186 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3189 * omp-low.c (expand_omp_sections): Only use single_pred if
3190 l2_bb is single_pred_p.
3192 2010-01-25 Christian Bruel <christian.bruel@st.com>
3195 * config/sh/sh.c (find_barrier): Increase length for non delayed
3196 conditional branches.
3197 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3199 2010-01-24 David S. Miller <davem@davemloft.net>
3201 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3202 define if not using GAS.
3203 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3204 Likewise. Delete SECTION_MERGE code, which is only applicable
3207 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3210 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3211 mangling of va_list in system headers.
3213 2010-01-23 Toon Moene <toon@moene.org>
3215 * tree-predcom.c (combine_chains): Return NULL, not false.
3217 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3219 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3220 initialization of variable res to agree with return type.
3222 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3224 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3225 * tree-sra.c: Add include of expr.h.
3227 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3229 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3230 insert the debug stmt on the single non-EH edge from the stmt.
3232 2010-01-22 Richard Henderson <rth@redhat.com>
3235 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3236 the RHS until after generate_subtree_copies has insertted its
3237 code before the current statement.
3239 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3241 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3243 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3245 2010-01-21 Martin Jambor <mjambor@suse.cz>
3247 PR tree-optimization/42585
3248 * tree-sra.c (struct access): New field grp_total_scalarization.
3249 (dump_access): Dump the new field.
3250 (should_scalarize_away_bitmap): New variable.
3251 (cannot_scalarize_away_bitmap): Likewise.
3252 (sra_initialize): Allocate new bitmaps.
3253 (sra_deinitialize): Free new bitmaps.
3254 (create_access_1): New function.
3255 (create_access): Parts moved to create_access_1.
3256 (type_consists_of_records_p): New function.
3257 (completely_scalarize_record): Likewise.
3258 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3259 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3260 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3262 (analyze_all_variable_accesses): Completely scalarize small eligible
3265 2010-01-21 Martin Jambor <mjambor@suse.cz>
3267 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3269 2010-01-21 Andrew Haley <aph@redhat.com>
3271 * gcc.c (process_command): Move lang_specific_driver before
3272 setting cc_libexec_prefix.
3274 2010-01-21 Richard Guenther <rguenther@suse.de>
3277 * fold-const.c (negate_expr_p): Pretend only negative
3278 real constants are easily negatable.
3280 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3281 Jason Merrill <jason@redhat.com>
3283 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3284 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3285 * calls.c (initialize argument_information): Handle it.
3286 * c-common.c (handle_transparent_union_attribute): Use new name.
3287 * c-decl.c (finish_struct): Ditto.
3288 * c-typeck.c (type_lists_compatible_p): Ditto.
3289 (convert_for_assignment): Use new name and also handle record.
3290 * function.c (aggregate_value_p): Handle it.
3291 (pass_by_reference): Ditto.
3292 (assign_parm_data_types): Ditto.
3293 * print-tree.c (print_node): Ditto.
3294 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3295 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3296 * tree.c (first_field): New fn.
3298 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3301 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3302 even when linking statically, for now.
3304 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3307 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3308 without a cselib val.
3309 (count_uses): Accept MO_VAL_SET with no val on stores.
3310 (add_stores): Likewise.
3312 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3314 * var-tracking.c (check_value_val): Add a compile time assertion.
3315 (dv_is_decl_p): Simplify.
3316 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3317 gcc_assert if ENABLE_CHECKING.
3319 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3322 * var-tracking.c: Include tree-flow.h.
3323 (mem_dies_at_call): New.
3324 (dataflow_set_preserve_mem_locs): Use it.
3325 (dataflow_set_remove_mem_locs): Likewise.
3326 (dump_var): Renamed from dump_variable. Adjust all callers.
3327 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3328 * Makefile.in (var-tracking.o): Adjust deps.
3330 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3332 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3334 2010-01-20 Richard Guenther <rguenther@suse.de>
3336 PR tree-optimization/42717
3337 * tree-ssa-dce.c (get_live_post_dom): Remove.
3338 (forward_edge_to_pdom): Take an arbitrary edge to copy
3339 degenerate PHI args from.
3340 (remove_dead_stmt): Use the first post-dominator even if it
3341 does not contain live statements as redirection destination.
3343 2010-01-20 Richard Guenther <rguenther@suse.de>
3345 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3347 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3349 * sel-sched.c (create_speculation_check): Remove set but not used
3351 (try_transformation_cache): Remove set but not used variable ds.
3352 (calculate_privileged_insns): Remove set but not used variables
3353 cur_insn and min_spec_insn.
3354 (find_best_expr): Remove set but not used variable avail_n.
3355 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3357 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3359 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3360 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3363 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3366 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3367 cpu types. Add support for *-sse3 cpu types.
3368 (x86_64-*-*): Ditto.
3370 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3373 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3374 argument, call initializer_constant_valid_p_1 instead of
3375 initializer_constant_valid_p, pass CACHE to it, return NULL
3376 immediately if first call returns NULL.
3377 (initializer_constant_valid_p_1): New function.
3378 (initializer_constant_valid_p): Use it.
3380 2010-01-20 Thomas Quinot <quinot@adacore.com>
3382 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3384 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3386 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3387 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3388 (loc_list_from_tree): Don't handle unsigned division. Handle
3389 signed modulo using DW_OP_{over,over,div,mul,minus}.
3390 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3391 modulo instead of signed.
3393 2010-01-20 DJ Delorie <dj@redhat.com>
3395 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3397 (h8300_emit_stack_adjustment): Propogate it.
3399 (h8300_expand_prologue): Likewise.
3400 (h8300_expand_epilogue): Likewise.
3402 2010-01-19 Michael Matz <matz@suse.de>
3404 PR tree-optimization/41783
3405 * tree-data-ref.c (toplevel): Include flags.h.
3406 (dump_data_dependence_relation): Also dump the inputs if the
3407 result will be unknown.
3408 (split_constant_offset_1): Look through some conversions.
3409 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3410 the offset from last element is too large.
3411 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3412 (reassociate_to_the_same_stmt): Handle vector registers.
3413 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3415 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3416 wide_prolog_niters argument, emit widening instructions.
3417 (vect_do_peeling_for_alignment): Adjust caller, use widened
3418 variant of the iteration cound.
3419 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3421 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3424 * config/arm/neon-testgen.m (emit_automatics): New parameter
3425 features. Adjust for Fixed_return_reg feature.
3426 (test_intrinsic): Call emit_automatics with new feature.
3427 * config/arm/neon.ml: Update copyright years.
3428 (features): New Fixed_return_reg feature.
3429 (ops): Update feature for Vget_low.
3431 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3433 PR tree-optimization/42719
3434 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3438 * fwprop.c (all_uses_available_at): Return false if def_set dest
3439 is a REG that is used in def_insn.
3441 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3443 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3445 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3448 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3450 * target.h (struct gcc_target) <secondary_reload>: Change type
3451 of last argument to secondary_reload_info *.
3453 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3456 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3457 memory references with unaligned offsets. Remove CQImode handling.
3458 (unaligned_memory_operand): Return 1 for memory references with
3459 unaligned offsets. Remove CQImode handling.
3461 2010-01-18 Richard Guenther <rguenther@suse.de>
3464 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3467 2010-01-18 Richard Guenther <rguenther@suse.de>
3469 PR tree-optimization/42781
3470 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3471 restrict processing only if the original variable was artificial.
3473 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3475 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3476 find number of popped argument bytes.
3478 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3479 Fix the text that describes the return value for invalid insns.
3481 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3483 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3484 Clarify what 'cost of the -dependence' is. Fix quoting.
3486 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3487 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3489 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3491 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3492 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3494 2010-01-17 Richard Guenther <rguenther@suse.de>
3497 * function.c (split_complex_args): Take a VEC to modify.
3498 (assign_parms_augmented_arg_list): Build a VEC instead of
3499 a chain of PARM_DECLs.
3500 (assign_parms_unsplit_complex): Take a VEC of arguments.
3501 Do not fixup unmodified parms.
3502 (assign_parms): Deal with the VEC.
3503 (gimplify_parameters): Likewise.
3505 2010-01-17 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3508 node existence check.
3509 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3510 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3511 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3512 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3513 (gimple_execute_on_growing_pred): Likewise.
3515 2010-01-17 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/42773
3518 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3519 (compute_antic_aux): Likewise.
3520 (compute_partial_antic_aux): Likewise.
3522 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3525 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3528 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3530 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3533 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3534 Fix markup for strict argument.
3536 (TARGET_SCHED_REORDER2): Fix argument types.
3538 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3539 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3541 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3542 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3544 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3547 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3548 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3549 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3550 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3551 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3553 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3555 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3557 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3558 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3560 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3562 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3565 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3567 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3568 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3570 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3572 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3574 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3575 referring to it. Fix language.
3577 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3579 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3581 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3583 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3585 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3586 '@var{stream}. Remove stray 'and'.
3588 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3590 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3592 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3594 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3595 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3597 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3598 Fix description of return value.
3599 Rename argument "sz" to "len."
3601 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3602 Clarify meaning of 'true' return value.
3604 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3606 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3607 rep_mode versus mode_rep.
3609 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3611 (TARGET_BUILTIN_DECL): Fix name.
3613 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3615 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3617 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3619 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3621 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3623 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3626 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3627 Rename argument tm_fn to md_fn.
3629 (TARGET_OPTION_PRINT): Fix argument list.
3631 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3634 * config/i386/i386.c (ix86_fixup_binary_operands):
3635 Revert FMA4 fixup of operands.
3637 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3640 * Makefile.in (write_entries_to_file, install-plugin):
3641 Use \012 instead of \n with tr.
3643 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3645 * configure.ac (HAVE_AS_REF): New C macro.
3646 * configure: Regenerate.
3647 * config.in: Likewise.
3648 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3650 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3653 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3655 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3657 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3659 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3661 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3663 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3665 (TARGET_BINDS_LOCAL_P): Fix argument type.
3667 (TARGET_ASM_FILE_END): Use prototype.
3669 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3671 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3673 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3675 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3677 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3678 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3680 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3681 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3683 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3684 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3685 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3686 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3688 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3690 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3692 (TARGET_INIT_BUILTINS): Use prototype.
3694 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3695 Put 'const char *' in braces. Fix parameter types.
3696 (TARGET_INVALID_CONVERSION): Fix parameter types.
3697 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3698 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3700 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3703 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3705 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3707 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3709 * doc/tm.texi (TARGET_HELP): Fix return type.
3711 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3712 in braces. Fix argument types.
3714 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3716 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3718 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3720 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3721 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3723 (TARGET_MANGLE_TYPE): Fix argument types.
3725 (TARGET_IRA_COVER_CLASSES): Use prototype.
3727 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3729 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3731 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3733 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3735 (TARGET_CALLEE_COPIES): Fix argument types.
3737 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3739 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3741 (TARGET_FUNCTION_VALUE): Fix argument types.
3743 (TARGET_RETURN_IN_MSB): Fix argument type.
3745 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3747 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3749 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3751 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3752 agree with return type.
3754 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3756 2010-01-15 Jing Yu <jingyu@google.com>
3758 PR rtl-optimization/42691
3759 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3760 a pseudo to a constant and are merged, and adjust comments.
3762 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3764 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3766 2010-01-15 Richard Guenther <rguenther@suse.de>
3769 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3770 labels of computed or non-local gotos to the destination.
3771 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3772 landing pad label is the first label.
3774 2010-01-15 Richard Guenther <rguenther@suse.de>
3776 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3778 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3781 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3782 to allow generation of the xssqrtdp instruction on power7.
3783 (sqrtdf2_fpr): Ditto.
3785 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3788 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3789 functions with noreturn attribute.
3792 * varasm.c (declare_weak): Add weak attribute to decl if it
3793 doesn't have one already.
3794 (assemble_external): Only add decls to weak_decls if they also
3795 have weak attribute.
3797 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3799 * var-tracking.c (var_reg_delete): Don't delete the association
3800 between REGs and values or one-part variables if the register
3803 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3806 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3807 because its first operand is a non-localized variable.
3809 2010-01-14 Martin Jambor <mjambor@suse.cz>
3811 PR tree-optimization/42706
3812 * tree-sra.c (encountered_recursive_call): New variable.
3813 (encountered_unchangable_recursive_call): Likewise.
3814 (sra_initialize): Initialize both new variables.
3815 (callsite_has_enough_arguments_p): New function.
3816 (scan_function): Call decl and flags check only for IPA-SRA, check
3817 whether there is a recursive call and whether it has enough arguments.
3818 (all_callers_have_enough_arguments_p): New function.
3819 (convert_callers): Look for recursive calls only when
3820 encountered_recursive_call is set.
3821 (ipa_early_sra): Bail out either if
3822 !all_callers_have_enough_arguments_p or
3823 encountered_unchangable_recursive_call.
3825 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3827 * sel-sched.c: Add 2010 to copyright years.
3828 * sel-sched-ir.c: Likewise.
3829 * sel-sched-ir.h: Likewise.
3831 2010-01-14 Martin Jambor <mjambor@suse.cz>
3833 PR tree-optimization/42714
3834 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3835 constructors specially.
3837 2010-01-14 Andi Kleen <ak@linux.intel.com>
3839 * config/i386/drivers-i386.c (detect_caches_intel):
3840 Add l2sizekb parameter and fill in.
3841 (host_detect_local_cpu): Add l2sizekb, fill in.
3842 Add Atom small cache heuristic.
3844 2010-01-14 Andi Kleen <ak@linux.intel.com>
3846 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3847 Add level3 parameter and fill in.
3848 (detect_caches_intel): Handle level3 cache.
3850 2010-01-14 Andi Kleen <ak@linux.intel.com>
3852 * config/i386/drivers-i386.c (host_detect_local_cpu):
3853 Fix core duo detection.
3855 2010-01-14 Andi Kleen <ak@linux.intel.com>
3857 * config/i386/drivers-i386.c (host_detect_local_cpu):
3860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3862 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3863 (rs6000_variable_issue_1): this. Use...
3864 (rs6000_variable_issue): here. Reimplement. Print debug info.
3866 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3868 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3869 sel_restore_notes. Update all callers. Call reemit_notes
3872 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3874 PR rtl-optimization/42246
3875 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3878 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3880 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3881 all successors is the same as number of successors in current region.
3883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3885 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3886 to rename is not separable. Otherwise check that its LHS is not NULL.
3888 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3890 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3892 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3894 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3895 available registers when failed to discover LHS register class.
3896 Fix indentation. Update comment.
3898 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3899 Alexander Monakov <amonakov@ispras.ru>
3901 PR rtl-optimization/42389
3902 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3904 (advance_state_on_fence): Likewise.
3905 (sel_target_adjust_priority): Print debug output only when
3906 sched_verbose >= 4, not 2.
3907 (get_expr_cost): Do not issue all unique insns on the next cycle.
3908 (fill_insns): Initialize can_issue_more from the value saved
3910 * sel-sched-ir.c (flist_add): New parameter issue_more.
3911 Init FENCE_ISSUE_MORE with it.
3912 (merge_fences): Likewise.
3913 (init_fences): Update call to flist_add.
3914 (add_to_fences, add_clean_fence_to_fences)
3915 (add_dirty_fence_to_fences): Likewise.
3916 (move_fence_to_fences): Update call to merge_fences.
3917 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3919 * sel-sched-ir.h (struct _fence): New field issue_more.
3920 (FENCE_ISSUE_MORE): New accessor macro.
3922 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3924 PR rtl-optimization/42388
3925 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3926 that have no predecessors nor successors. Do not call move_bb_info
3927 for empty blocks outside of current region.
3929 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3931 PR rtl-optimization/42294
3932 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3933 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3934 originators' originators.
3936 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3938 PR rtl-optimization/39453
3939 PR rtl-optimization/42246
3940 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3942 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3944 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3945 Alexander Monakov <amonakov@ispras.ru>
3948 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3949 (maybe_tidy_empty_bb): ... here. Make static. Add new
3950 argument. Update all callers.
3951 (tidy_control_flow): ... and here. Recompute topological order
3952 of basic blocks in region if necessary.
3953 (sel_redirect_edge_and_branch): Change return type. Return true
3954 if topological order might have been invalidated.
3955 (purge_empty_blocks): Export and move from...
3956 * sel-sched.c (purge_empty_blocks): ... here.
3957 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3958 (maybe_tidy_empty_bb): Delete prototype.
3959 (purge_empty_blocks): Declare.
3961 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3963 PR rtl-optimization/42249
3964 * sel-sched.c (try_replace_dest_reg): When chosen register
3965 and original register is the same, do not bail out early, but
3966 still check all original insns for validity of replacing destination
3967 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3970 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3973 Port from no-undefined-overflow branch:
3974 2009-03-09 Richard Guenther <rguenther@suse.de>
3976 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3978 2010-01-14 Richard Guenther <rguenther@suse.de>
3981 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3983 2010-01-14 Ira Rosen <irar@il.ibm.com>
3985 PR tree-optimization/42709
3986 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3987 as scalar type in creation of constant vector operand.
3989 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3992 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3993 (check-parallel-%): Match `testsuite' directory component only
3996 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3998 PR translation/39521
3999 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4002 2010-01-13 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/42730
4005 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4008 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4011 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4012 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4015 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4017 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4018 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4019 ___umulsi3_highpart.
4021 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4022 rather than schedule_insns if the pass is enabled.
4024 2010-01-13 Martin Jambor <mjambor@suse.cz>
4026 PR tree-optimization/42704
4027 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4030 2010-01-13 Martin Jambor <mjambor@suse.cz>
4032 PR tree-optimization/42703
4033 * tree-sra.c (analyze_access_subtree): Check that we can build a
4034 reference to the original data within the aggregate.
4036 2010-01-13 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/42705
4039 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4041 2010-01-13 Richard Guenther <rguenther@suse.de>
4044 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4046 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4049 * var-tracking.c (values_to_unmark): New variable.
4050 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4051 values_to_unmark vector. Moved body to...
4052 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4053 instead queue it into values_to_unmark vector.
4054 (vt_find_locations): Free values_to_unmark vector.
4056 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4058 * config/s390/s390.c (override_options): Set
4059 default of max-pending-list-length to 256
4061 2010-01-13 Richard Guenther <rguenther@suse.de>
4064 * tree-pass.h (PROP_gimple_lcx): New.
4065 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4066 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4067 before the final cleanup_eh.
4068 (dump_properties): Dump PROP_gimple_lcx.
4069 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4070 (tree_lower_complex_O0): Remove.
4071 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4072 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4073 tree_lower_complex, schedule TODO_update_ssa.
4074 * lto-streamer-out.c (output_function): Stream the functions
4076 * lto-streamer-in.c (input_function): Likewise.
4077 (lto_read_body): Do not override them here.
4079 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4082 * c-typeck.c (build_c_cast): Fold value cast to union type before
4083 wrapping it in a CONSTRUCTOR.
4085 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4087 PR rtl-optimization/42699
4088 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4091 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4093 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4094 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4095 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4096 SUBTARGET_WARN_UNUSED_SPEC): ... here
4097 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4099 2010-01-12 Julian Brown <julian@codesourcery.com>
4101 * config/arm/neon-schedgen.ml (Utils): Don't try to
4102 open missing module.
4103 (find_with_result): New.
4105 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4108 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4109 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4111 PR tree-optimization/42645
4112 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4113 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4114 decl_map, set processing_debug_stmt to -1 and return name without
4117 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4119 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4120 binutils version, and reword target configuration description.
4122 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4124 * config/avr/avr.h (LINKER_NAME): Remove.
4126 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4129 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4130 that support VSX, warn for -mno-altivec if vsx is not disabled,
4133 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4134 Shujing Zhao <pearly.zhao@oracle.com>
4136 PR translation/42469
4137 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4138 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4139 character between option name and help text.
4140 * c.opt (imultilib): Likewise.
4142 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4144 * lto-streamer-out.c (output_unreferenced_globals): Output static
4147 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4149 PR rtl-optimization/42621
4150 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4151 optimizing for size.
4152 (duplicate_computed_gotos): Remove now-redundant check.
4154 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4157 * configure.ac: Save and restore LDFLAGS and LIBS
4158 * configure: Regenerate.
4160 2010-01-10 Richard Guenther <rguenther@suse.de>
4163 * builtins.c (fold_builtin_strlen): Add type argument and
4164 convert the resulting length to it.
4165 (fold_builtin_1): Adjust.
4167 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4169 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4170 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4172 (num_insns_constant_wide): Adjust for that change.
4174 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4177 * web.c (union_defs): Add used argument, to combine uses of
4179 (entry_register): Adjust type and tests of used argument.
4180 (web_main): Widen used for new use. Pass it to union_defs.
4181 * df.h (union_defs): Adjust prototype.
4183 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4186 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4187 uses in new incoming argument. Free body.
4188 (reset_debug_uses_in_loop): New.
4189 (analyze_insn_to_expand_var): Call the latter if the former found
4190 anything. Fix whitespace. Reject invalid dest overlaps before
4191 going through all insns in the loop.
4193 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4196 * haifa-sched.c (dying_use_p): Debug insns don't count.
4198 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4201 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4202 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4203 (verify_gimple_call): Reject LHS in noreturn calls.
4205 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4209 * tree-vect-loop-manip.c (adjust_info): New type.
4210 (adjust_vec): New pointer to vector.
4211 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4212 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4213 (slpeel_update_phis_for_duplicate_loop): Use them.
4214 (slpeel_update_phi_nodes_for_guard1): Likewise.
4215 (slpeel_update_phi_nodes_for_guard2): Likewise.
4216 (slpeel_tree_peel_loop_to_edge): Likewise.
4217 (vect_update_ivs_after_vectorizer): Likewise.
4219 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4221 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4222 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4224 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4226 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4227 bogus uninitialized warning.
4229 2010-01-09 Richard Guenther <rguenther@suse.de>
4232 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4233 the evolution is compatible with the initial condition.
4235 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4237 * gcc.c (process_command): Update copyright notice dates.
4238 * gcov.c (print_version): Likewise.
4239 * gcov-dump.c (print_version): Likewise.
4240 * mips-tfile.c (main): Likewise.
4241 * mips-tdump.c (main): Likewise.
4243 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4246 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4248 (rotlhi3_8): Delete.
4250 (rotlsi3_8): Delete.
4251 (rotlsi3_16): Delete.
4252 (rotlsi3_24): Delete.
4254 (*rotw<mode>3): New.
4255 (*rotb<mode>3): New.
4256 * config/avr/avr.c (avr_rotate_bytes): New function.
4257 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4259 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4262 * configure.ac: Modify -rdynamic check.
4263 * configure: Regenerate.
4265 2010-01-08 DJ Delorie <dj@redhat.com>
4267 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4268 register popping order.
4270 2010-01-08 Richard Guenther <rguenther@suse.de>
4273 * c.opt (fsigned-char): Also let LTO handle this option.
4274 (funsigned-char): Likewise.
4276 2010-01-07 Richard Guenther <rguenther@suse.de>
4278 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4279 (gimple_op): Likewise.
4280 (gimple_op_ptr): Likewise.
4281 (gimple_assign_set_lhs): Remove gcc_assert.
4282 (gimple_assign_set_rhs1): Likewise.
4283 (gimple_assign_set_rhs2): Likewise.
4284 (gimple_call_set_lhs): Likewise.
4285 (gimple_call_set_fn): Likewise.
4286 (gimple_call_set_fndecl): Likewise.
4287 (gimple_call_fndecl): Likewise.
4288 (gimple_call_return_type): Likewise.
4289 (gimple_call_set_chain): Likewise.
4290 (gimple_call_num_args): Likewise.
4291 (gimple_call_set_arg): Likewise.
4292 (gimple_cond_set_code): Likewise.
4293 (gimple_cond_set_lhs): Likewise.
4294 (gimple_cond_set_rhs): Likewise.
4295 (gimple_cond_set_true_label): Likewise.
4296 (gimple_cond_set_false_label): Likewise.
4297 (gimple_label_set_label): Likewise.
4298 (gimple_goto_set_dest): Likewise.
4299 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4300 (gimple_debug_bind_get_value): Likewise.
4301 (gimple_debug_bind_get_value_ptr): Likewise.
4302 (gimple_debug_bind_set_var): Likewise.
4303 (gimple_debug_bind_set_value): Likewise.
4304 (gimple_debug_bind_reset_value): Likewise.
4305 (gimple_debug_bind_has_value_p): Likewise.
4306 (gimple_return_retval_ptr): Remove gcc_assert.
4307 (gimple_return_retval): Likewise.
4308 (gimple_return_set_retval): Likewise.
4309 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4310 (safe_referenced_var_iterator): Remove.
4311 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4312 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4313 (fill_referenced_var_vec): Remove.
4314 (first_readonly_imm_use): Remove redundant gcc_assert.
4315 (phi_arg_index_from_use): Combine gcc_asserts.
4316 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4317 (first_imm_use_stmt): Remove redundant gcc_assert.
4318 * tree-cfg.c (verify_gimple_call): Verify function and chain
4319 operands. Verify arguments.
4320 (verify_types_in_gimple_stmt): Verify condition code and labels.
4322 2010-01-07 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/42641
4325 * sese.c (rename_map_elt_info): Use the SSA name version, do
4328 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4330 PR tree-optimization/42625
4331 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4332 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4334 2010-01-07 Duncan Sands <baldrick@free.fr>
4336 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4338 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4341 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4342 note itself is not function_invariant_p.
4344 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4346 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4347 Do not add the DF_NOTE problem.
4348 * store-motion.c (execute_rtl_store_motion): Likewise.
4350 2010-01-07 Martin Jambor <mjambor@suse.cz>
4352 PR tree-optimization/42157
4353 * tree-sra.c (compare_access_positions): Stabilize sort if both
4354 accesses have integer types, return zero immediately if they are the
4357 2010-01-06 Richard Henderson <rth@redhat.com>
4360 * haifa-sched.c (add_to_note_list): Merge into ...
4361 (concat_note_lists): ... here, and ...
4362 (unlink_other_notes, rm_other_notes): Merge into...
4363 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4364 NOTE_INSN_EPILOGUE_BEG.
4366 2010-01-06 Richard Guenther <rguenther@suse.de>
4368 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4369 not inline regular functions into always-inline functions.
4371 2010-01-06 Nick Clifton <nickc@redhat.com>
4373 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4374 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4376 (OVERRIDE_OPTIONS): Delete.
4377 (OPTIMIZATION_OPTIONS): Define.
4378 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4379 * config/rx/rx.c (rx_handle_option): Issue an error message if
4380 -mcpu=rx200 and -fpu are used together.
4381 (rx_set_optimization_options): New function. Issue an error
4382 message if an optimization attribute attempts to reset the FPU/
4383 math optimization pairing.
4384 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4385 * config/rx/rx.opt: Set the default to 32-bit doubles.
4386 * config/rx/t-rx: Add multilibs for -nofpu option.
4387 * doc/invoke.texi: Update documentation of RX options.
4389 2010-01-06 Richard Guenther <rguenther@suse.de>
4391 * tree-ssa-pre.c (name_to_id): New global.
4392 (alloc_expression_id): Simplify SSA name handling.
4393 (lookup_expression_id): Likewise.
4394 (init_pre): Zero name_to_id.
4395 (fini_pre): Free it.
4397 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4399 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4401 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4404 * config/i386/sse.md (smaxv2di3): New.
4405 (umaxv2di3): Likewise.
4406 (sminv2di3): Likewise.
4407 (uminv2di3): Likewise.
4409 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4412 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4413 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4414 (legitimize_tls_address): Likewise.
4415 (sparc_tls_referenced_p): Likewise.
4416 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4417 and adjust calls to legitimize_pic_address.
4418 (legitimate_constant_p) Use sparc_tls_referenced_p.
4419 (legitimate_pic_operand_p): Likewise.
4420 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4421 (sparc_tls_symbol_ref_1): Delete.
4422 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4423 (legitimize_tls_address): Make static, handle CONST patterns.
4424 (legitimize_pic_address): Make static, remove unused parameter and
4425 adjust recursive calls.
4426 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4427 and adjust call to legitimize_pic_address.
4428 (sparc_output_mi_thunk): Likewise.
4430 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4431 H.J. Lu <hongjiu.lu@intel.com>
4434 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4435 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4436 operands to make them signed.
4439 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4443 GTU to GT for V4SI and V2DI.
4445 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4446 (umin<mode>3): Removed.
4448 (uminv4si3): Likewise.
4450 2010-01-05 Martin Jambor <mjambor@suse.cz>
4452 PR tree-optimization/42462
4453 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4454 current_function_decl to helper functions and macros.
4456 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4459 * flags.h: Don't include real.h.
4460 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4461 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4462 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4463 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4464 * dominance.c: Update copyright.
4465 * gimple.c (walk_gimple_op): Remove inline.
4466 * tree-ssa-reassoc.c: Include real.h.
4467 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4468 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4470 2010-01-05 Nick Clifton <nickc@redhat.com>
4472 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4473 register to push into the stack frame when the accumulator has to
4474 be saved during interrupts.
4476 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4478 * doc/invoke.texi: Remove the documentation about option
4480 * common.opt (Wunreachable-code): Preserved for backward
4482 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4483 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4484 the backward compatibility flag section.
4486 2010-01-05 Richard Guenther <rguenther@suse.de>
4488 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4490 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4493 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4495 PR tree-optimization/42508
4496 * tree-sra.c (convert_callers): Check for recursive call
4497 by comparing cgraph nodes instead of decls.
4498 (modify_function): Call ipa_modify_formal_parameters also
4499 on all same_body aliases.
4501 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4502 cgraph nodes when checking for same_body aliases.
4504 2010-01-05 Richard Guenther <rguenther@suse.de>
4506 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4507 allocation and lookup.
4508 (get_or_alloc_expr_for_constant): Likewise.
4509 (phi_translate): Sink allocation.
4511 2010-01-04 Richard Guenther <rguenther@suse.de>
4513 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4514 a new entry only if needed.
4515 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4516 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4518 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4520 (phi_translate): Handle CONSTANTs early.
4522 2010-01-04 Martin Jambor <mjambor@suse.cz>
4524 PR tree-optimization/42398
4525 * tree-sra.c (struct access): Removed flag grp_different_types.
4526 (dump_access): Do not dump the removed flag.
4527 (sort_and_splice_var_accesses): Do not set the removed flag.
4528 (sra_modify_expr): Check for type compatibility directly.
4530 2010-01-04 Martin Jambor <mjambor@suse.cz>
4532 PR tree-optimization/42366
4533 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4534 edges with variable number of parameters.
4535 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4536 flag instead of asserting it.
4537 (ipa_read_node_info): Read uses_analysis_done flag.
4539 2010-01-04 Richard Guenther <rguenther@suse.de>
4541 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4542 iterative_hash_* as intended.
4543 (vn_reference_compute_hash): Likewise. Simplify hashing
4545 (vn_reference_lookup_2): Likewise.
4546 (vn_nary_op_compute_hash): Likewise.
4547 (vn_phi_compute_hash): Likewise.
4548 (expressions_equal_p): Remove strange code.
4549 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4550 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4551 (bitmap_insert_into_set_1): Take value-id as parameter.
4552 (add_to_value): Pass it.
4553 (bitmap_insert_into_set): Likewise.
4554 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4556 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4559 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4560 (do_self_spec): For switches with SWITCH_IGNORE set set also
4561 SWITCH_IGNORE_PERMANENTLY.
4562 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4565 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4567 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4568 tree of an unreferenced global var.
4570 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4573 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4574 GTU to GT for V4SI and V2DI.
4576 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4577 (umin<mode>3): Removed.
4579 (uminv4si3): Likewise.
4581 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4584 * collect2.c (main): Turn on trace in collect2 if -v is passed
4587 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4589 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4590 description of expression operand.
4592 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4594 * configure.ac: Add install-html to target_list for Make-hooks.
4595 * configure: Regenerate.
4596 * fortran/Make-lang.in (F95_HTMLFILES): New.
4597 (fortran.html): Use it.
4598 (fortran.install-html): New.
4599 * Makefile.in (install-html): Add lang.install-html.
4600 * java/Make-lang.in (JAVA_HTMLFILES): New.
4601 (java.html): Use it.
4602 (java.install-html): New.
4603 * objc/Make-lang.in (objc.install-html): New.
4604 * objcp/Make-lang.in (obj-c++.install-html): New.
4605 * cp/Make-lang.in (c++.install-html): New.
4606 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4607 * lto/Make-lang.in (lto.install-html): New.
4609 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4612 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4614 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4616 PR rtl-optimization/41862
4617 * store-motion.c (store_killed_in_insn, compute_store_table,
4618 remove_reachable_equiv_notes, replace_store_insn,
4619 build_store_vectors): Ignore all DEBUG_INSNs.
4621 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4624 * common.opt: Add dumpdir.
4626 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4628 (option_map): Add --dumpdir.
4630 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4632 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4634 * opts.c (decode_options): Try dump_dir_name first if
4635 dump_base_name isn't an absolute path.
4636 (common_handle_option): Handle OPT_dumpdir.
4638 * toplev.c (dump_dir_name): New.
4639 (print_switch_values): Also ignore -dumpdir.
4641 * toplev.h (dump_dir_name): New.
4643 2010-01-03 Richard Guenther <rguenther@suse.de>
4645 PR tree-optimization/42589
4646 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4647 double-word expansion of bswap32.
4649 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4651 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4652 with BLOCK_FOR_INSN.
4653 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4654 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4655 noce_process_if_block): Likewise.
4656 * gcse.c (compute_local_properties, insert_expr_in_table,
4657 insert_set_in_table, canon_list_insert, find_avail_set,
4658 pre_insert_copy_insn): Likewise.
4660 * basic-block.h (BLOCK_NUM): Move from here...
4661 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4663 2010-01-03 Richard Guenther <rguenther@suse.de>
4665 PR tree-optimization/42438
4666 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4667 contains_may_not_return_call flag.
4668 (BB_MAY_NOTRETURN): New.
4669 (valid_in_sets): Trapping nary operations are not valid
4670 in blocks that may not return.
4671 (insert_into_preds_of_block): Remove check for trapping expressions.
4672 (compute_avail): Compute also BB_MAY_NOTRETURN.
4674 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4676 * doc/invoke.texi: Add 2010 to copyright years.
4678 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4680 * config/sparc/sparc.c: Fix formatting nits.
4682 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4683 Alexander Monakov <amonakov@ispras.ru>
4685 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4687 2010-01-02 Richard Guenther <rguenther@suse.de>
4690 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4691 (simplify_switch_using_ranges): Mark to be removed edges
4694 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4696 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4698 * collect2.c (scan_libraries): Add missing argument in call to
4701 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4704 * config/alpha/predicates.md (aligned_memory_operand): Return false
4706 (unaligned_memory_operand): Return true for CQImode.
4707 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4708 doesn not cross aligned SImode word boundary.
4710 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4712 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4714 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4715 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4717 2010-01-02 Richard Guenther <rguenther@suse.de>
4720 * toplev.c (compile_file): Emit LTO marker properly. Change
4722 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4724 2010-01-01 Richard Guenther <rguenther@suse.de>
4727 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4729 2010-01-01 Richard Guenther <rguenther@suse.de>
4732 * c-decl.c (grokdeclarator): For zero-size arrays force
4733 structural equality checks as layout_type does.
4735 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4737 * builtins.c: Update copyright to 2010.
4739 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4742 * lto-streamer-out.c (produce_asm): Revert the last change.
4743 (copy_function): Likewise.
4745 * lto-streamer.c (lto_get_section_name): Skip any leading
4748 2010-01-01 Richard Guenther <rguenther@suse.de>
4751 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4755 Copyright (C) 2010 Free Software Foundation, Inc.
4757 Copying and distribution of this file, with or without modification,
4758 are permitted in any medium without royalty provided the copyright
4759 notice and this notice are preserved.