1 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5 re-declaration when it happens in a function.
7 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
9 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
10 (cgraph_remove_function_insertion_hook): Same.
11 (cgraph_call_function_insertion_hooks): Same.
13 2010-04-01 Richard Guenther <rguenther@suse.de>
16 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
17 and TREE_THIS_VOLATILE.
18 (copy_ref_info): Likewise.
19 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
20 * tree.c (build6_stat): Ignore side-effects of all but arg5
21 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
24 2010-04-01 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/43607
27 * ipa-type-escape.c (check_call): Do not access non-existing
30 2010-04-01 Richard Guenther <rguenther@suse.de>
34 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
35 Jack Howarth <howarth@bromo.med.uc.edu>
37 * tree-profile.c (tree_init_ic_make_global_vars): Make static
40 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
42 * doc/install.texi (Prerequisites): Document libelf usability on
43 IRIX 5/6 and Solaris 2.
44 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
45 Update GNU as, GNU ld requirements.
46 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
47 Document Sun Studio compiler download.
48 Update and simplify as, ld recommendations.
49 (Specific, *-*-solaris2.7): Note obsoletion, removal.
51 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
53 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
54 with_tune_32 to pentium4.
56 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
60 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
62 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
65 Document GNU as requirement.
66 Update configure requirements.
67 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
69 Recomment IRIX 6.5.18+.
70 Document IDF/IDL requirement.
71 Document GNU as requirement.
72 Document GNU ld bootstrap failure.
73 Remove freeware.sgi.com reference.
75 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
77 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
78 UNIX V4.0, V5.0 obsoletion, removal.
79 Remove --with-gc=simple reference.
80 Update VM requirements during bootstrap.
81 Remove -oldas bootstrap description.
82 Update binutils reference.
83 Remove comparison failure note.
85 2010-03-31 Richard Guenther <rguenther@suse.de>
86 Zdenek Dvorak <ook@ucw.cz>
87 Sebastian Pop <sebastian.pop@amd.com>
90 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
91 with multiple arguments.
92 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
94 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
96 * graphite-dependences.c (print_pddr): Call print_pdr with an
98 * graphite-poly.c (debug_pdr): Add an extra argument for the
101 (print_pbb_domain): Same.
103 (print_scop_context): Same.
106 (debug_pbb_domain): Same.
110 (debug_scop_context): Same.
113 (print_scop_params): Same.
114 (debug_scop_params): Same.
115 (print_iteration_domain): Same.
116 (print_iteration_domains): Same.
117 (debug_iteration_domain): Same.
118 (debug_iteration_domains): Same.
119 (print_scattering_function): Same.
120 (print_scattering_functions): Same.
121 (debug_scattering_function): Same.
122 (debug_scattering_functions): Same.
123 * graphite-poly.h (debug_pdr): Update declaration.
125 (print_pbb_domain): Same.
127 (print_scop_context): Same.
130 (debug_pbb_domain): Same.
134 (debug_scop_context): Same.
137 (print_scop_params): Same.
138 (debug_scop_params): Same.
139 (print_iteration_domain): Same.
140 (print_iteration_domains): Same.
141 (debug_iteration_domain): Same.
142 (debug_iteration_domains): Same.
143 (print_scattering_function): Same.
144 (print_scattering_functions): Same.
145 (debug_scattering_function): Same.
146 (debug_scattering_functions): Same.
148 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
150 * graphite-poly.c (print_scattering_function_1): New.
151 (print_scattering_function): Call it.
152 (print_scop_params): Remove spaces at the end of lines.
155 * graphite-poly.h (print_cloog): Declared.
156 (debug_cloog): Declared.
158 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
160 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
162 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
163 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
164 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
165 to switch between adding the IV bump in loop->latch or in loop->header.
167 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
169 * graphite-poly.c (print_scattering_function): Pretty print following
172 (print_pbb_domain): Same.
173 (dump_gbb_cases): Same.
174 (dump_gbb_conditions): Same.
177 (print_scop_params): Same.
178 (print_scop_context): Same.
180 (print_pbb_body): New.
181 (lst_indent_to): New.
182 (print_lst): Start new lines with a #.
183 * graphite-poly.h (pbb_bb): New.
184 (pbb_index): Use pbb_bb.
185 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
187 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
189 2010-03-31 Jakub Jelinek <jakub@redhat.com>
191 * dwarf2out.c (size_of_die): For -gdwarf-4 use
192 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
193 and 0 instead of 1 for dw_val_class_flag.
194 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
195 dw_val_class_range_list, dw_val_class_loc_list,
196 dw_val_class_lineptr and dw_val_class_macptr, use
197 DW_FORM_flag_present for dw_val_class_flag and
198 DW_FORM_exprloc for dw_val_class_loc.
199 (output_die): For -gdwarf-4 print dw_val_class_loc
200 size as uleb128 instead of 1 or 2 bytes and don't print
201 anything for dw_val_class_flag.
203 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
204 instead of cselib_lookup following by tweaking locs->setting_insn.
207 * cselib.c (cselib_process_insn): Clear cselib_current_insn
208 even before returning from label, setjmp call or volatile asm
211 2010-03-31 Richard Guenther <rguenther@suse.de>
214 * cgraphunit.c (cgraph_output_in_order): Do not allocate
215 temporary data on stack.
217 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
220 (PUSHSECTION_ASM_OP): Remove.
221 (POPSECTION_ASM_OP): Remove.
222 (PUSHSECTION_FORMAT): Remove.
223 * config/sol2.h (PUSHSECTION_FORMAT): Define.
224 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
225 * config/sol2.c (solaris_output_init_fini): Use it.
227 2010-03-31 Jie Zhang <jie@codesourcery.com>
230 * opt-functions.awk (var_type_struct): Use signed char type
231 for simple variables.
233 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
235 * config/sol2.c: Include output.h.
236 (solaris_assemble_visibility): New function.
237 * config/t-sol2 (sol2.o): Add output.h dependency.
238 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
239 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
242 2010-03-31 Jakub Jelinek <jakub@redhat.com>
245 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
246 V2SImode or XFmode on PRE_DEC.
249 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
252 2010-03-31 Jie Zhang <jie@codesourcery.com>
255 * reload.h (caller_save_initialized_p): Declare.
256 * toplev.c (backend_init_target): Don't call
257 init_caller_save but set caller_save_initialized_p to false.
258 * caller-save.c (caller_save_initialized_p): Define.
259 (init_caller_save): Check caller_save_initialized_p.
260 * ira.c (ira): Call init_caller_save if flag_caller_saves.
262 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
265 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
266 and soft-fp/t-softfp to tmake_file.
267 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
268 (LIBGCC2_TF_CEXT): Define.
271 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
274 * cselib.c (n_useless_values): Document handling of debug locs.
275 (n_useless_debug_values, n_debug_values): New variables.
276 (new_elt_loc_list): Don't add to debug values, keep count.
277 (promote_debug_loc): New.
278 (cselib_reset_table): Zero new variables.
279 (entry_and_rtx_equal_p): Promote debug locs.
280 (discard_useless_locs): Increment n_useless_debug_values for
282 (remove_useless_values): Adjust n_useless_values and n_debug_values
283 with n_useless_debug_values.
284 (add_mem_for_addr): Promote debug locs.
285 (cselib_lookup_mem): Likewise.
286 (cselib_lookup_addr): Renamed to...
287 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
288 (cselib_log_lookup): ... this. Turn into...
289 (cselib_lookup_addr): ... new wrapper.
290 (cselib_lookup_from_insn): New.
291 (cselib_invalidate_regno): Increment n_useless_debug_values for
293 (cselib_invalidate_mem): Likewise.
294 (cselib_process_insn): Take n_deleted and n_debug_values into
295 account to guard remove_useless_value call.
296 (cselib_finish): Zero n_useless_debug_values.
297 * cselib.h (cselib_lookup_from_insn): Declare.
298 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
299 (sched_analyze_2): Likewise.
301 2010-03-30 Jakub Jelinek <jakub@redhat.com>
303 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
305 (adjust_mems): Replace narrowing SUBREG of expression containing
306 just PLUS, MINUS, MULT and ASHIFT of registers and constants
307 with operations in the narrower mode.
310 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
311 regs_invalidated_by_call instead all call_used_reg_set registers.
313 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
316 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
317 pointer comparisons with types_compatible_p.
318 * tree-vect-stmts.c (vectorizable_call): Same.
319 (vectorizable_condition): Same.
321 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
323 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
324 stack check if the mask would be zero.
326 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
327 Jack Howarth <howarth@bromo.med.uc.edu>
329 * tree-profile.c (tree_init_ic_make_global_vars): Make static
332 2010-03-30 Joseph Myers <joseph@codesourcery.com>
335 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
337 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
338 Include ___unordxf2 and ___unordtf2.
339 * config/i386/libgcc-glibc.ver: Do not define inheritance from
342 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
344 * config/lm32/t-lm32: New file.
345 * config.gcc: Use the above file when targetting lm32.
347 2010-03-28 Duncan Sands <baldrick@free.fr>
349 * Makefile.in (PLUGIN_HEADERS): Add except.h.
351 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
354 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
355 Improve vectorization cost model diagnostic.
357 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
360 * tree-vect-data-refs.c (vect_analyze_data_refs): When
361 compute_data_dependences_for_loop returns false, early exit
362 and output an extra diagnostic for the failed data reference
365 2010-03-29 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/43560
368 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
369 (can_sm_ref_p): Treat stores to readonly locations as trapping.
371 2010-03-29 Jie Zhang <jie@codesourcery.com>
374 * toplev.c (process_options): Set optimization_default_node
375 and optimization_current_node.
376 * opts.c (decode_options): Don't set optimization_default_node
377 and optimization_current_node.
379 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
381 * config/rtems.h: Abandon -qrtems_debug.
383 2010-03-28 Jan Hubicka <jh@suse.cz>
385 PR tree-optimization/43505
386 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
387 map should not be copied.
389 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
392 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
393 cdtors, set DECL_PRESERVE_P.
394 * ipa.c (cgraph_externally_visible_p): Return true if declaration
397 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
399 PR tree-optimization/43528
400 * stor-layout.c (place_field): Check that constant fits into
401 unsigned HWI when skipping calculation of MS bitfield layout.
403 2010-03-27 Jan Hubicka <jh@suse.cz>
406 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
407 notice_global_symbol work.
409 2010-03-27 Jakub Jelinek <jakub@redhat.com>
411 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
412 instead of dwarf2out_decl.
413 (struct var_loc_node): Remove section_label field.
414 (dwarf2out_function_decl): New function.
415 (dwarf2out_var_location): Don't set section_label field.
416 (dwarf2out_begin_function): Don't empty decl_loc_table here.
418 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
420 PR tree-optimization/43544
421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
422 First argument for builtin vectorized function hook is now a
423 tree to be able to distinguish between machine specific and
425 * targhooks.c (default_builtin_vectorized_function): Ditto.
426 * targhooks.h (default_builtin_vectorized_function): Ditto.
427 * target.h (struct gcc_target): Ditto.
428 * tree-vect-stmts.c (vectorizable_function): Ditto.
429 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
430 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
433 2010-03-26 Joseph Myers <joseph@codesourcery.com>
436 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
437 nested binding iff it is a FUNCTION_DECL.
438 (store_parm_decls_newstyle): Pass nested=true to bind for
439 FUNCTION_DECLs amongst parameters.
441 2010-03-26 Jakub Jelinek <jakub@redhat.com>
443 * var-tracking.c (vt_expand_loc_callback): Don't run
444 cselib_expand_value_rtx_cb in dummy mode if
445 cselib_dummy_expand_value_rtx_cb returned false.
447 * var-tracking.c (emit_note_insn_var_location): For one part
448 notes with offset 0, don't add EXPR_LIST around the location.
449 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
450 add_location_or_const_value_attribute): Adjust for that change.
453 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
454 into first operand and location into second.
455 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
456 dw_cfi_oprnd_loc for DW_CFA_expression.
457 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
458 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
459 assume first argument is regnum and second argument is location.
461 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
464 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
465 of scratch register to DImode. Split to DImode comparison operator.
466 Use SImode subreg of scratch register in the multiplication.
467 (*cmp_sadd_sidi): Ditto.
468 (*cmp_ssub_si): Ditto.
469 (*cmp_ssub_sidi): Ditto.
471 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
475 Remove invalid assert and wrong comment.
477 2010-03-26 Jakub Jelinek <jakub@redhat.com>
480 * flags.h (final_insns_dump_p): New extern.
481 * final.c (final_insns_dump_p): New variable.
482 (rest_of_clean_state): Set it before -fdump-final-insns=
483 dumping, clear afterwards.
484 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
485 MEM_ALIAS_SET on MEMs.
487 2010-03-26 David S. Miller <davem@davemloft.net>
489 * configure.ac: Fix sparc GOTDATA_OP bug check.
490 * configure: Rebuild.
492 2010-03-26 Alan Modra <amodra@gmail.com>
494 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
496 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
498 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
499 TLS_SECTION_ASM_FLAG.
501 2010-03-25 Jakub Jelinek <jakub@redhat.com>
504 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
505 Clear first_function_block_is_cold.
508 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
509 argument if the argument is truth_value_p.
511 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
513 * config/rs6000/constraints.md: Update copyright year for my changes.
516 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
517 used in reg+reg addressing, swap registers.
519 2010-03-24 Jakub Jelinek <jakub@redhat.com>
522 * target.h (struct gcc_target): Add code_end hook.
523 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
525 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
526 * toplev.c (compile_file): Call targetm.asm_out.code_end
527 hook before unwind info/debug info output.
528 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
529 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
530 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
531 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
532 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
533 * config/i386/i386.c (ix86_file_end): Renamed to...
534 (ix86_code_end): ... this. Make static. Don't call
535 file_end_indicate_exec_stack. Emit unwind info using
536 final_start_function/final_end_function.
537 (darwin_x86_file_end): Remove.
538 (TARGET_ASM_CODE_END): Define.
539 * config/i386/i386.h (TARGET_ASM_FILE_END,
540 NEED_INDICATE_EXEC_STACK): Don't define.
541 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
542 (TARGET_ASM_FILE_END): Define to darwin_file_end.
543 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
544 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
547 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
548 at the beginning and final_end_function at the end.
549 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
551 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
554 and Sun as TLS syntax.
555 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
556 * configure: Regenerate.
557 * config.in: Regenerate.
558 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
559 (default_elf_asm_named_section): Use it.
560 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
561 (i386_output_dwarf_dtprel): Likewise.
562 (output_addr_const_extra): Likewise.
563 (output_pic_addr_const): Lowercase @GOTTPOFF.
564 (output_addr_const_extra): Likewise.
565 (output_pic_addr_const): Lowercase @GOTNTPOFF.
566 (output_addr_const_extra): Likewise.
567 (output_pic_addr_const): Lowercase @INDNTPOFF.
568 (output_addr_const_extra): Likewise.
569 (output_pic_addr_const): Lowercase @NTPOFF.
570 (output_addr_const_extra): Likewise.
571 (output_pic_addr_const): Lowercase @TPOFF.
572 (output_addr_const_extra): Likewise.
573 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
574 (*tls_global_dynamic_64): Likewise.
575 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
576 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
578 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
579 (ASM_OUTPUT_TLS_COMMON): Use it.
580 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
583 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
584 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
585 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
586 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
587 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
588 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
590 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
592 * config/i386/i386.c (override_options): Don't accept
593 -mtls-dialect=sun any longer.
594 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
595 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
596 (*tls_local_dynamic_base_32_sun): Likewise.
597 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
599 2010-03-24 Jakub Jelinek <jakub@redhat.com>
602 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
603 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
606 * ira.c (adjust_cleared_regs): New function.
607 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
611 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
613 * expr.c (expand_expr_real): Restore previous
614 curr_insn_source_location and curr_insn_block after
615 expand_expr_real_1 call.
616 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
617 instead of expand_expr_real_1.
619 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
621 PR rtl-optimization/43413
622 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
625 2010-03-22 James E. Wilson <wilson@codesourcery.com>
628 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
629 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
631 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
633 * config/i386/i386.c (ix86_target_string): Add -mfma.
634 Fix a typo in comment.
636 2010-03-22 Mike Stump <mikestump@comcast.net>
639 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
640 Don't overly align based upon packed packed fields.
642 2010-03-22 Jason Merrill <jason@redhat.com>
644 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
645 Use () rather than [], and move before the element type.
647 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
649 * doc/configfiles.texi (Configuration Files): Removed
650 fixinc/Makefile*, intl/Makefile.*.
651 * doc/makefile.texi: Fixed markup. Abstract from version
653 (Makefile): Removed obsolete gcc/java/parse.y example.
654 * doc/sourcebuild.texi: Likewise.
655 (Top Level): Added config, gnattools, libdecnumber, libgcc,
656 libgomp, libssp. Removed fastjar.
657 (Miscellaneous Docs): Clarify location.
658 Added COPYING3, COPYING3.LIB.
659 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
661 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
664 * config/i386/i386.c (x86_function_profiler)
665 [!NO_PROFILE_COUNTERS]: Fix typo.
666 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
669 2010-03-22 Janis Johnson <janis187@us.ibm.com>
670 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
672 * doc/sourcebuild.texi (Test Directives): Split into six
673 subsections, with most of the current text in new subsections
674 Directives, Selectors, and Final Actions.
675 (Directives): Split list of test directives into multiple
677 (Selectors): Describe use and syntax of selectors.
678 (Effective-Target Keywords): Describe all existing keywords.
679 (Add Options): Describe features for dg-add-options.
680 (Require Support): Describe variants of dg-require-support.
681 (Final Actions): Describe commands to use in dg-final.
683 2010-03-22 Michael Matz <matz@suse.de>
686 * recog.c (validate_replace_rtx_group): Replace also in
687 REG_EQUAL and REG_EQUIV notes.
689 2010-03-22 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/43390
692 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
693 sure vector extracts are type correct.
695 2010-03-22 Richard Guenther <rguenther@suse.de>
698 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
699 x * sqrt (x) even when optimizing for size if the target
700 has native support for sqrt.
702 2010-03-22 Jakub Jelinek <jakub@redhat.com>
704 * varasm.c (make_decl_rtl_for_debug): Also clear
705 flag_mudflap for the duration of make_decl_rtl call.
708 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
709 locs from preserved VALUEs.
711 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
714 * pa.md (movmemsi): Set align to one if zero.
715 (movmemdi): Likewise.
717 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
720 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
721 with their corresponding prologue pushes.
723 2010-03-20 Andrew Pinski <pinskia@gmail.com>
726 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
727 at the begining or end.
728 (spu_expand_epilogue): Likewise.
730 2010-03-20 Richard Guenther <rguenther@suse.de>
732 PR rtl-optimization/43438
733 * combine.c (make_extraction): Properly zero-/sign-extend an
734 extraction of the low part of a CONST_INT. Also handle
737 2010-03-19 Mike Stump <mikestump@comcast.net>
739 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
740 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
741 (override_options): Use SUBTARGET32_DEFAULT_CPU.
743 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
746 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
749 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
751 PR rtl-optimization/42258
752 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
753 use that may match DEF.
756 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
757 the cost of loading the constant rather than assuming
759 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
760 outer code is AND, do the same tests as the andsi3 expander and
761 return COSTS_N_INSNS (1) if and is cheap.
763 * optabs.c (avoid_expensive_constant): Fix formatting.
765 2010-03-19 Michael Matz <matz@suse.de>
768 * attribs.c (decl_attributes): When rebuilding a function pointer
769 type use the same qualifiers as the original pointer type.
771 2010-03-19 Martin Jambor <mjambor@suse.cz>
773 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
774 and is_gimple_ip_invariant_address.
776 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
779 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
781 * config/arm/arm.c (arm_override_options): Turn off
782 flag_dwarf2_cfi_asm for AAPCS variants.
784 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
787 * config/arm/arm.c (emit_multi_reg_push): Update comments.
788 Use PRE_MODIFY instead of PRE_DEC.
789 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
790 (vfp_emit_fstmd): Likewise.
792 2010-03-19 Michael Matz <matz@suse.de>
795 * builtins.c (expand_builtin_interclass_mathfn,
796 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
799 2010-03-19 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/43415
802 * tree-ssa-pre.c (phi_translate): Split out worker to ...
803 (phi_translate_1): ... this.
804 (phi_translate): Move all caching here. Cache all NARY
805 and REFERENCE translations.
807 2010-03-19 David S. Miller <davem@davemloft.net>
809 With help from Eric Botcazou.
810 * config/sparc/sparc.c: Include dwarf2out.h.
811 (emit_pic_helper): Delete.
812 (pic_helper_symbol_name): Delete.
813 (pic_helper_emitted_p): Delete.
814 (pic_helper_needed): New.
815 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
816 (get_pc_thunk_name): New.
817 (load_pic_register): Remove 'delay_pic_helper' arg. Use
818 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
819 Set pic_helper_needed to true. Don't call emit_pic_helper.
820 (sparc_expand_prologue): Update load_pic_register call.
821 (sparc_output_mi_thunk): Likewise.
822 (sparc_file_end): Emit a hidden comdat symbol for the PIC
823 thunk if possible. Output CFI information as needed.
825 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
826 Jack Howarth <howarth@bromo.med.uc.edu>
829 * config/i386/i386.h: Fix ABI on darwin x86-32.
831 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
833 * tree.h: Declare make_decl_rtl_for_debug.
834 * varasm.c (make_decl_rtl_for_debug): New.
835 * dwarf2out.c (rtl_for_decl_location): Call it.
836 * cfgexpand.c (expand_debug_expr): Call it.
838 2010-03-18 Jakub Jelinek <jakub@redhat.com>
841 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
845 * var-tracking.c (vt_init_cfa_base): Do nothing if
846 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
848 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
851 * var-tracking.c (canonicalize_vars_star): New.
852 (dataflow_post_merge_adjust): Use it.
854 2010-03-18 Jakub Jelinek <jakub@redhat.com>
857 * var-tracking.c (non_suitable_const): New function.
858 (add_uses): For DEBUG_INSNs with constants, don't record any
859 value, instead just the constant value itself.
860 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
861 is not VAR_LOC_UNKNOWN_P, set var to the constant.
862 (emit_notes_in_bb): Likewise.
863 (emit_note_insn_var_location): For onepart variables if
864 cur_loc is a VOIDmode constant, use DECL_MODE.
866 2010-03-18 Martin Jambor <mjambor@suse.cz>
869 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
870 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
871 all non-clones. Moved call redirection...
872 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
873 (cgraph_materialize_all_clones): Dispose of all
874 combined_args_to_skip bitmaps.
875 (verify_cgraph_node): Do not check for edges pointing to wrong
876 nodes in inline clones.
877 * tree-inline.c (copy_bb): Call
878 cgraph_redirect_edge_call_stmt_to_callee.
879 * ipa.c (cgraph_remove_unreachable_nodes): Call
880 cgraph_node_remove_callees even when there are used clones.
882 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
884 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
886 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
889 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
892 2010-03-18 Michael Matz <matz@suse.de>
895 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
896 into sqrt(x) if we need to preserve signed zeros.
898 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
899 Eric Botcazou <ebotcazou@adacore.com>
901 PR rtl-optimization/43360
902 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
903 note if we don't know its invariant status.
905 2010-03-18 Michael Matz <matz@suse.de>
907 PR tree-optimization/43402
908 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
909 PHI chains of ssa names registered for update.
911 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
914 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
915 non-offsettable and pre_modify update addressing.
916 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
917 and "2" alternatives "#".
918 (*movdd_softfloat32): Make all alternatives "#";
919 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
920 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
921 (*movdf_softfloat32): Make all alternatives "#";
922 (movdi): Use the new DIFD mode iterator to create a common splitter
923 for movdi, movdf and movdd patterns.
925 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
927 * common.opt (dumpdir): Remove redundant tab.
929 2010-03-17 Martin Jambor <mjambor@suse.cz>
931 PR tree-optimization/43347
932 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
933 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
935 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
937 PR rtl-optimization/42216
938 * regrename.c (create_new_chain): New function, broken out from...
939 (scan_rtx_reg): ... here. Call it. Handle the case where we are
940 appending a use to an empty chain.
941 (build_def_use): Remove previous changes that convert OP_INOUT to
942 OP_OUT operands; instead detect the case where an OP_INOUT operand
943 uses a previously untracked register and create an empty chain for it.
945 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
947 * doc/extend.texi (Function Attributes): Rewrite unfinished
948 sentence in ms_abi documentation.
950 2010-03-17 Alan Modra <amodra@gmail.com>
952 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
953 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
954 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
955 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
957 2010-03-16 Richard Henderson <rth@redhat.com>
960 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
961 (lower_try_finally): Save and restore eh_seq around the expansion
964 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
966 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
967 statements before splitting block.
969 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
971 * doc/sourcebuild.texi (Testsuites): Fix markup.
972 Use pathnames relative to gcc/testsuite.
973 (Test Directives): Move description of how timeout is determined.
974 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
975 (C Tests): Correct gcc.misc-tests directory.
976 Framework tests now live in gcc.test-framework.
978 2010-03-16 Richard Guenther <rguenther@suse.de>
981 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
982 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
984 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
985 Alexandre Oliva <aoliva@redhat.com>
987 PR tree-optimization/42917
988 * lambda-code.c (remove_iv): Skip debug statements.
989 (lambda_loopnest_to_gcc_loopnest): Likewise.
990 (not_interesting_stmt): Debug statements are not interesting.
992 2010-03-16 Jakub Jelinek <jakub@redhat.com>
996 * cselib.c (cselib_preserve_constants,
997 cfa_base_preserved_val): New static variables.
998 (preserve_only_constants): New function.
999 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1000 clear its REG_VALUES. If cselib_preserve_constants, don't
1001 empty the whole hash table, but preserve there VALUEs with constants,
1002 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1003 (cselib_preserve_cfa_base_value): New function.
1004 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1005 (cselib_init): Change argument to int bitfield. Set
1006 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1008 (cselib_finish): Clear cselib_preserve_constants and
1009 cfa_base_preserved_val.
1010 * cselib.h (enum cselib_record_what): New enum.
1011 (cselib_init): Change argument to int.
1012 (cselib_preserve_cfa_base_value): New prototype.
1013 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1014 * dse.c (dse_step1): Likewise.
1015 * cfgcleanup.c (thread_jump): Likewise.
1016 * sched-deps.c (sched_analyze): Likewise.
1017 * gcse.c (local_cprop_pass): Likewise.
1018 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1019 If FN is non-NULL, call the callback always and whenever it returns
1020 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1021 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1022 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1023 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1024 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1025 * var-tracking.c: Include recog.h.
1026 (bb_stack_adjust_offset): Remove.
1027 (vt_stack_adjustments): Don't call it, instead just gather the
1028 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1029 (adjust_stack_reference): Remove.
1030 (compute_cfa_pointer): New function.
1031 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1032 (struct adjust_mem_data): New type.
1033 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1035 (get_address_mode): New function.
1036 (replace_expr_with_values): Use it.
1037 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1038 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1039 (adjust_sets): Remove.
1040 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1041 Use get_address_mode.
1042 (get_adjusted_src): Remove.
1043 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1044 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1045 (add_with_sets): Don't call adjust_sets.
1046 (fp_setter, vt_init_cfa_base): New functions.
1047 (vt_initialize): Change return type to bool. Move most of pool etc.
1048 initialization to the beginning of the function from end. Pass
1049 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1050 If !frame_pointer_needed, call vt_stack_adjustment before mos
1051 vector is filled, call vt_init_cfa_base if argp/framep has been
1052 eliminated to sp. If frame_pointer_needed and argp/framep has
1053 been eliminated to hard frame pointer, set
1054 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1055 encountering fp setter in the prologue. For MO_ADJUST, call
1056 log_op_type before pusing the op into mos vector, not afterwards.
1057 Call adjust_insn before cselib_process_insn/add_with_sets,
1058 call cancel_changes (0) afterwards.
1059 (variable_tracking_main_1): Adjust for vt_initialize calling
1060 vt_stack_adjustments and returning whether it succeeded or not.
1062 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1064 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1067 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1069 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1071 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1072 drap_reg has not been set.
1074 2010-03-15 Michael Matz <matz@suse.de>
1077 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1078 use it to expand block copies.
1079 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1080 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1081 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1083 2010-03-15 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/43367
1086 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1089 2010-03-15 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/43317
1092 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1094 2010-03-15 Martin Jambor <mjambor@suse.cz>
1096 PR tree-optimization/43141
1097 * tree-sra.c (create_abstract_origin): New function.
1098 (modify_function): Call create_abstract_origin.
1100 2010-03-15 Chris Demetriou <cgd@google.com>
1102 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1105 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1108 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1109 call insert_out_of_ssa_copy for default definitions.
1111 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-clast-to-gimple.c (my_long_long): Defined.
1114 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1115 * graphite-sese-to-poly.c (my_long_long): Defined.
1116 (scop_ivs_can_be_represented): Use it.
1118 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1120 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1121 graphite-max-bbs-per-function, and loop-block-tile-size.
1122 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1124 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1126 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1128 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1129 forward declaration.
1130 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1131 (add_upper_bounds_from_estimated_nit): New.
1132 (build_loop_iteration_domains): Use it.
1134 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1136 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1141 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1142 should be an INTEGER_CST. Also handle CASE_CONVERT.
1144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1146 * graphite.c (graphite_initialize): To bound the number of bbs per
1147 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1148 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1149 * doc/invoke.texi: Document it.
1151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1153 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1154 * graphite-sese-to-poly.h (build_poly_scop): Same.
1156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1158 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1159 the number of parameters in the scop. Use as an upper bound
1160 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1161 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1162 * doc/invoke.texi: Document it.
1164 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1166 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1167 * doc/c-tree.texi: Remove.
1168 * doc/generic.texi: Merge c-tree.texi here.
1169 * doc/gccint.texi (Trees): Remove menu entry.
1170 (c-tree.texi): Remove @include.
1171 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1172 * doc/languages.texi (Reading RTL): Ditto.
1174 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1177 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1179 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1182 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1183 code added to work around reload clobbering CONST insns.
1185 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1187 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1188 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1189 (cselib_preserve_only_values): Remove retain argument, don't
1190 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1191 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1192 * var-tracking.c (micro_operation): Move insn field before union.
1193 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1194 (struct variable_tracking_info_def): Remove n_mos field, change
1195 mos into a vector of micro_operations.
1196 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1197 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1198 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1199 changing into a vector.
1200 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1201 come before all other uops generated by add_stores.
1202 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1204 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1205 a vector. Run just one pass over the bbs instead of separate counting
1206 and computation phase.
1207 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1210 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1211 into *nonlocalized_list vector.
1212 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1213 even if origin is non-NULL.
1214 (gen_variable_die): Likewise.
1215 (process_scope_var): Don't change origin.
1216 (gen_decl_die): Likewise.
1217 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1218 before adding new edges instead of after it, fix moving over
1221 2010-03-11 David S. Miller <davem@davemloft.net>
1223 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1225 * configure: Rebuild.
1227 2010-03-11 Martin Jambor <mjambor@suse.cz>
1229 PR tree-optimization/43257
1230 * tree.c (assign_assembler_name_if_neeeded): New function.
1231 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1233 * tree.h (assign_assembler_name_if_neeeded): Declare.
1234 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1235 the function if needed.
1237 2010-03-11 Chris Demetriou <cgd@google.com>
1239 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1240 include/stdint-gcc.h, and include/stdint.h world-readable.
1242 2010-03-11 Richard Guenther <rguenther@suse.de>
1244 PR tree-optimization/43255
1245 * tree-vrp.c (process_assert_insertions_for): Do not insert
1246 asserts for trivial conditions.
1248 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1250 PR tree-optimization/43280
1251 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1252 generation. Move calculation of size out of the if branch.
1253 (find_bswap): Modify compare number generation.
1255 2010-03-11 Richard Guenther <rguenther@suse.de>
1258 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1259 (input_gimple_stmt): Fixup handled component types during
1260 operand read. Also fix up decls in ADDR_EXPRs.
1262 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1264 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1265 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1267 2010-03-10 Jan Hubicka <jh@suse.cz>
1270 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1271 * varasm.c (get_variable_section): Don't do that here...
1272 (make_decl_rtl): ... and here.
1273 (do_assemble_alias): Produce decl RTL.
1274 (assemble_alias): Likewise.
1276 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1279 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1280 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1282 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1283 (based_loc_descr): Only express drap or vdrap regno based expressions
1284 using DW_OP_fbreg when not optimizing.
1285 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1286 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1287 REG_CFA_SET_VDRAP note.
1289 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1291 PR tree-optimization/43236
1292 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1293 error in calculation of base address in reverse iteration case.
1294 (generate_builtin): Take number of latch executions if the statement
1297 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1300 * tree-eh.c: Include pointer-set.h.
1301 (lower_eh_dispatch): Filter out duplicate case labels and
1302 remove the unneeded edge when the label is unused. Return
1303 true when some edges are removed.
1304 (execute_lower_eh_dispatch): When any lowering resulted in
1305 removing an edge, also delete unreachable blocks.
1307 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1310 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1311 UNSPEC_MACHOPIC_OFFSET.
1313 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1316 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1317 (m68k_delegitimize_address): New function.
1319 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1322 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1325 * var-tracking.c (adjust_sets): New function.
1326 (count_with_sets, add_with_sets): Use it.
1327 (get_adjusted_src): New inline function.
1328 (add_stores): Use it.
1331 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1332 call cselib_dummy_expand_value_rtx_cb instead of
1333 cselib_expand_value_rtx_cb.
1336 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1337 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1338 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1339 and .cfi_endproc around the pic thunks.
1340 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1341 all queued unwind info register saves are saved before the call.
1342 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1343 considered as sp-=4 for unwind info and the pop as sp+=4 which
1344 also clobbers dest, but doesn't actually restore it.
1347 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1348 RTX_FRAME_RELATED_P.
1350 2010-03-09 Jie Zhang <jie@codesourcery.com>
1352 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1353 whitespaces in output template.
1355 2010-03-09 Jie Zhang <jie@codesourcery.com>
1357 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1360 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1362 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1363 builtins.exp in a separate job.
1365 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1367 * graphite-sese-to-poly.c (add_param_constraints): Use
1368 lower_bound_in_type and upper_bound_in_type.
1370 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1372 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1373 instead of unsigned_type_node.
1375 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1376 Reza Yazdani <reza.yazdani@amd.com>
1379 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1380 on pointer type parameters.
1382 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1386 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1387 handle conversions from pointer to integers.
1388 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1389 induction variable, to be able to work with code generated by CLooG.
1390 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1391 (build_poly_scop): Bail out if we cannot codegen a loop.
1393 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1395 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1396 code generation with gloog_error.
1398 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1400 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1401 Call fold_convert on all the returned values.
1402 (expand_scalar_variables_expr): Pass to
1403 expand_scalar_variables_ssa_name the type of the resulting expression.
1405 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1407 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1408 ppl_min_for_le_pointset.
1409 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1410 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1412 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1414 * graphite-dependences.c (map_into_dep_poly): Removed.
1415 (dependence_polyhedron_1): Use combine_context_id_scat.
1417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1419 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1420 (struct poly_bb): Same.
1421 (combine_context_id_scat): New.
1423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1426 * sese.c (name_defined_in_loop_p): Return false for default
1429 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1431 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1432 and clean up the logic.
1434 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1436 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1439 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1441 * var-tracking.c (remove_cselib_value_chains): Define only for
1443 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1444 delete_slot_part, emit_notes_for_differences_1): Don't call
1445 remove_cselib_value_chains here.
1446 (set_slot_part, emit_notes_for_differences_2): Don't call
1447 add_cselib_value_chains here.
1448 (preserved_values): New vector.
1449 (preserve_value): New function.
1450 (add_uses, add_stores, vt_add_function_parameters): Use it
1451 instead of cselib_preserve_value.
1452 (changed_values_stack): New vector.
1453 (check_changed_vars_0): New function.
1454 (check_changed_vars_1, check_changed_vars_2): Use it.
1455 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1456 changed_values_stack VALUEs.
1457 (vt_emit_notes): For all preserved_values call
1458 add_cselib_value_chains. If ENABLE_CHECKING call
1459 remove_cselib_value_chains before verifying value_chains is empty.
1460 Initialize and free changed_values_stack.
1461 (vt_initialize): Initialize preserved_values.
1462 (vt_finalize): Free preserved_values.
1464 2010-03-08 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/43269
1467 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1470 2010-03-08 Martin Jambor <mjambor@suse.cz>
1472 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1473 (ipa_is_param_called): Removed.
1474 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1475 (ipa_print_node_params): Do not print the called flag.
1476 (ipa_write_node_info): Do not stream the called flag.
1477 (ipa_read_node_info): Likewise.
1479 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1482 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1483 * cselib.c (struct expand_value_data): Add dummy field.
1484 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1486 (cselib_dummy_expand_value_rtx_cb): New function.
1487 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1489 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1490 * var-tracking.c: Include pointer-set.h.
1491 (variable): Change n_var_parts to char from int. Add
1492 cur_loc_changed and in_changed_variables fields.
1493 (variable_canonicalize): Remove.
1494 (shared_var_p): New inline function.
1495 (unshare_variable): Maintain cur_loc_changed and
1496 in_changed_variables fields. If var was in changed_variables,
1497 replace it there with new_var. Just copy cur_loc instead of
1498 resetting it to something else.
1499 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1500 (dataflow_set_union): Don't call variable_canonicalize.
1501 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1502 of their DEBUG_EXPR_TREE_DECLs.
1503 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1504 and in_changed_variables and cur_loc_changed is false.
1505 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1506 and cur_loc_changed. Don't update cur_loc here.
1507 (variable_merge_over_src): Don't call variable_canonicalize.
1508 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1509 removing loc that is equal to cur_loc, clear cur_loc,
1510 set cur_loc_changed and ensure variable_was_changed is called.
1511 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1512 compare pointers in cur_loc check, if it is equal to loc,
1513 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1514 (variable_different_p): Remove compare_current_location argument,
1515 don't compare cur_loc.
1516 (dataflow_set_different_1): Adjust variable_different_p caller.
1517 (variable_was_changed): If dv had some var in changed_variables
1518 already, reset in_changed_variables flag for it and propagate
1519 cur_loc_changed over to the new variable. On empty var
1520 always set cur_loc_changed. Set in_changed_variables on whatever
1521 var is added to changed_variables.
1522 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1523 Use shared_var_p. When removing loc that is equal to cur_loc,
1524 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1525 end, don't set it to something else, just call variable_was_changed.
1526 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1527 loc being removed, clear cur_loc and set cur_loc_changed.
1528 Set cur_loc_changed if all locations have been removed.
1529 (struct expand_loc_callback_data): New type.
1530 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1531 allocated. Always create SUBREGs if simplify_subreg failed.
1532 Prefer to use cur_loc, when that fails and still in
1533 changed_variables (and seen first time) recompute it. Set
1534 cur_loc_changed of variables which had to change cur_loc and
1535 compute elcd->cur_loc_changed if any of the subexpressions used
1536 had to change cur_loc.
1537 (vt_expand_loc): Adjust to pass arguments in
1538 expand_loc_callback_data structure.
1539 (vt_expand_loc_dummy): New function.
1540 (emitted_notes): New variable.
1541 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1542 that weren't used for any other decl in current
1543 emit_notes_for_changes call call vt_expand_loc_dummy to update
1544 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1545 first loc_chain location if NULL before. Always use just
1546 cur_loc instead of first loc_chain location. When cur_loc_changed
1547 is false, when not --enable-checking=rtl just don't emit any note.
1548 When rtl checking, compute the note and assert it is the same
1549 as previous note. Clear cur_loc_changed and in_changed_variables
1550 at the end before removing from changed_variables.
1551 (check_changed_vars_3): New function.
1552 (emit_notes_for_changes): Traverse changed_vars to call
1553 check_changed_vars_3 on each changed var.
1554 (emit_notes_for_differences_1): Clear cur_loc_changed and
1555 in_changed_variables. Recompute cur_loc of new_var.
1556 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1557 (vt_emit_notes): Initialize and destroy emitted_notes.
1559 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1561 PR rtl-optimization/42220
1562 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1563 Use verify_reg_tracked to determine if we should use OP_OUT rather
1565 (build_def_use): If we see an in-out operand for a register that we
1566 know nothing about, treat is an output if possible, fail the block if
1569 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1572 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1575 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1578 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1579 uses of relevant DEFs that are dead outside the loop too.
1581 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1583 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1585 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1587 * var-tracking.c (values_to_unmark): New variable.
1588 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1589 values_to_unmark vector. Moved body to...
1590 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1591 instead queue it into values_to_unmark vector.
1592 (vt_find_locations): Free values_to_unmark vector.
1594 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1596 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1597 (site.exp): Export them when plugins are enabled.
1599 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1602 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1604 (chrec_fold_multiply): Same.
1606 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1609 * c-decl.c (build_compound_literal): Return early if init is
1612 2010-03-04 Martin Jambor <mjambor@suse.cz>
1614 PR tree-optimization/43164
1615 PR tree-optimization/43191
1616 * tree-sra.c (type_consists_of_records_p): Reject records with
1617 zero-size bit-fields at the end.
1619 2010-03-04 Mike Stump <mikestump@comcast.net>
1621 * Makefile.in (TAGS): Remove *.y.
1623 2010-03-04 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/40761
1626 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1628 (my_rev_post_order_compute): New function.
1629 (init_pre): Call it.
1631 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1634 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1635 decrease the cost of an IV candidate when the cost is infinite.
1637 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1639 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1640 Use '3DNow!' for the extension of that name, ensure normal space
1642 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1644 2010-03-03 Jeff Law <law@redhat.com>
1646 * PR middle-end/32693
1647 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1648 than gen_rtx_SUBREG.
1649 (extract_bit_field_1): Likewise.
1651 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1653 * doc/sourcebuild.texi (Test directives): Document that arguments
1654 include-opts and exclude-opts are now optional for dg-skip-if,
1655 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1657 2010-03-03 Jason Merrill <jason@redhat.com>
1660 * cgraph.h (varpool_node): Add extra_name field.
1661 * varpool.c (varpool_extra_name_alias): New.
1662 (varpool_assemble_decl): Emit extra name aliases.
1663 (varpool_mark_needed_node): Look past an extra name alias.
1664 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1665 * lto-streamer-in.c (lto_input_tree): Read it.
1666 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1668 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1670 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1671 (sparc*-*-solaris2*): ...this.
1673 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1676 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1677 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1678 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1679 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1682 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1683 fallthrough to default handling, just with want_address 0 instead of 2.
1684 For single element lists, add_AT_loc directly, otherwise create an
1685 artificial variable DIE and stick location list to it.
1688 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1689 (VAL_EXPR_HAS_REVERSE): Define.
1690 (reverse_op): New function.
1691 (add_stores): For reversible operations add an extra MO_VAL_USE.
1693 2010-03-02 Jason Merrill <jason@redhat.com>
1695 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1697 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1699 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1700 (sparc64-*-linux*): Likewise.
1701 (sparc64-*-solaris2*): Include assembler files before linker ones.
1702 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1703 * config/sparc/gas.h: Delete.
1704 * config/sparc/sol2-64.h: Add copyright notice.
1705 * config/sparc/sol2-gas-bi.h: Likewise.
1706 * config/sparc/sol2-gld.h: Likewise.
1707 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1708 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1709 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1710 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1711 (sparc_elf_asm_named_section): Rename into...
1712 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1714 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1716 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1718 2010-03-02 Jeff Law <law@redhat.com>
1721 * reload1.c (rtx_p, substitute_stack): Declare.
1722 (substitute): Record addresses of changed rtxs.
1723 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1724 Restore the original rtx when complete.
1725 (reload): Free subsitute_stack when complete.
1727 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1729 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1730 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1732 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1733 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1734 Torture Tests): Change from subsection to section.
1736 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1737 Steven Bosscher <steven@gcc.gnu.org>
1739 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1742 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1745 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1746 the assignment from the new induction variable to the assignment
1747 of the value from the original loop PHI function.
1749 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1750 Daniel Jacobowitz <dan@codesourcery.com>
1752 * doc/sourcebuild.texi (Test directives): Clarify options to
1755 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1757 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1758 Disable cfi directives unless GCC and gas agree on using read-only
1759 .eh_frame sections for 64-bit.
1760 * configure: Regenerate.
1762 2010-03-01 Richard Guenther <rguenther@suse.de>
1764 PR tree-optimization/43220
1765 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1766 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1768 2010-03-01 Richard Guenther <rguenther@suse.de>
1769 Martin Jambor <mjambor@suse.cz>
1772 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1773 gimplified parameters.
1775 2010-03-01 Christian Bruel <christian.bruel@st.com>
1777 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1779 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1781 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1783 2010-03-01 Richard Guenther <rguenther@suse.de>
1786 * expr.c (expand_assignment): Use the alias-oracle to tell
1787 if the rhs aliases the result decl.
1789 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1792 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1793 to sol_gt_pch_get_address.
1794 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1795 64-bit, SPARC and x86.
1796 (sol_gt_pch_get_address): New function.
1798 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1800 * toplev.h (inform_n, error_n): Declare.
1801 * diagnostic.c (inform_n, error_n): New function.
1803 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1805 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1806 has no rtl yet when processing local_decls, queue it and recheck
1807 if deferred stack allocation hasn't assigned it rtl.
1809 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1811 * config/sh/sh.c (unspec_bbr_uid): New.
1812 (gen_block_redirect): Use it instead of INSN_UID.
1813 (gen_far_branch): Likewise.
1815 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1817 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1818 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1820 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1822 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1823 (Warning Options): -Wno-conversion-null is valid for
1824 Objective-C++ as well.
1825 * doc/tm.texi (Named Address Spaces): Likewise.
1826 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1827 * doc/tree-ssa.texi (Tree SSA): Likewise.
1829 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1832 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1833 by default. Don't set the default arch for
1834 i[34567]86-*-darwin*|x86_64-*-darwin*.
1836 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1839 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1840 default. Set the default 32bit/64bit archs with $with_arch
1841 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1843 2010-02-27 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/43186
1846 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1847 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1848 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1849 unroller iterations.
1851 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1853 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1854 required and i[34567]86-*-* targets don't support 64bit ISA.
1856 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1859 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1862 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1864 * config.gcc: Set the default arch at least to Prescott for
1865 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1866 if SSE math is enabled.
1868 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1870 * diagnostic.c (diagnostic_initialize): Update.
1871 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1873 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1874 (diagnostic_inhibit_notes): New.
1875 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1877 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1880 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1881 * doc/standards.texi: Likewise.
1882 * doc/extend.texi: Likewise.
1883 * doc/trouble.texi: Likewise.
1884 * doc/cppopts.texi: Likewise.
1885 * doc/install.texi: Likewise.
1886 * c.opt (std=c90,std=gnu90): New options.
1887 * c-opts.c (c_common_handle_option): Handle them.
1889 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1892 * c-decl.c (undeclared_variable): Use an informative note.
1894 2010-02-26 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/43186
1897 * gimple.h (gimple_fold): Remove.
1898 * gimple.c (gimple_fold): Remove. Inline into single user ...
1899 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1900 Try harder for conditions.
1902 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1905 * function.c (used_types_insert): Don't skip through named pointer
1906 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1907 and it is different from the main variant's type.
1909 2010-02-26 Nick Clifton <nickc@redhat.com>
1911 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1913 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1915 * config.gcc: Support --with-fpmath=sse for x86.
1917 * config/i386/ssemath.h: New.
1919 * doc/install.texi (--with-fpmath=sse): Documented.
1921 2010-02-26 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/43188
1924 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1925 vector types of over-aligned element type.
1927 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1931 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1933 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1935 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1937 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1939 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1940 * var-tracking.c: Include diagnostic.h.
1941 (debug_dv): New function.
1942 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1945 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1946 (add_value_chain, add_value_chains, remove_value_chain,
1947 remove_value_chains): Handle DEBUG_EXPRs.
1948 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1951 * regcprop.c (struct queued_debug_insn_change): New type.
1952 (struct value_data_entry): Add debug_insn_changes field.
1953 (struct value_data): Add n_debug_insn_changes field.
1954 (debug_insn_changes_pool): New variable.
1955 (free_debug_insn_changes, apply_debug_insn_changes,
1956 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1957 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1958 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1960 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1962 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1963 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1964 changes, call cprop_find_used_regs via note_stores.
1965 (copyprop_hardreg_forward): When copying vd from predecessor
1966 which has any queued DEBUG_INSN changes, make sure the pointers are
1967 cleared. At the end call df_analyze and then if there are any
1968 DEBUG_INSN changes queued at the end of some basic block for still
1969 live registers, apply them.
1970 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1972 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1974 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1977 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1979 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1980 targets. Set the default with_cpu/with_arch from arch/cpu.
1981 Allow x86-64 and native for with_cpu/with_arch.
1983 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1985 * ebitmap.c: Change calls to verify_popcount with calls to
1986 sbitmap_verify_popcount.
1987 (ebitmap_clear_bit): Fixed map->cacheindex test and
1988 map>cache update when bit clearing results in an empty
1991 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1994 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1995 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1996 and support both V2DF and V2DI modes.
1997 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1998 support both V2DF and V2DI modes.
1999 (general): Delete trailing whitespace from a few patterns.
2001 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2002 V2DF/V2DI interleave high/low builtins.
2004 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2007 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2008 interleave high/low functions.
2010 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2012 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2013 #pragma extern_prefix.
2015 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2018 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2019 BLKmode, assert op0 is a MEM and just adjust its mode.
2022 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2023 if bitpos isn't multiple of mode's bitsize.
2025 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2027 * c.opt (-ftemplate-depth=): New.
2028 (-ftemplate-depth-): Deprecate.
2029 * optc-gen.awk: Handle -ftemplate-depth=.
2030 * opth-gen.awk: Likewise.
2031 * c-opts.c (c_common_handle_option): Likewise.
2032 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2034 2010-02-24 Jason Merrill <jason@redhat.com>
2036 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2038 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2040 * cfg.c (alloc_aux_for_block): Remove inline.
2041 (alloc_aux_for_edge): Likewise.
2043 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2045 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2047 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2049 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2050 * config/i386/sol2-gas.h: New file.
2051 * config.gcc (i[34567]86-*-solaris2*): Use it.
2053 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2056 * c-typeck.c (ep_convert_and_check): New.
2057 (build_conditional_expr): Use it.
2058 (build_binary_op): Likewise.
2060 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2062 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2065 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2066 bounds even for -O+.
2067 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2068 expr needs to have DECL_NAME set.
2070 2010-02-24 Nick Clifton <nickc@redhat.com>
2072 * config/mep/mep.c: Include gimple.h.
2073 (mep_function_uses_sp): Delete unused function.
2074 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2075 parameters. Use unsigned integers to count args. Return a
2076 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2078 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2081 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2082 greater or equal to nelt instead of 2 * nelt.
2083 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2086 2010-02-23 Jason Merrill <jason@redhat.com>
2089 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2090 in cfun->local_decls even if they have register types.
2093 * stor-layout.c (place_field): Don't warn about unnecessary
2094 DECL_PACKED if the type is packed.
2096 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2099 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2100 GOTOFF relocs, even when the base reg isn't pic pointer.
2102 2010-02-23 Michael Matz <matz@suse.de>
2105 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2106 (expand_gimple_basic_block): Generate and use debug temps if there
2107 are debug uses left after the last real use of TERed ssa names.
2108 Unlink debug immediate uses when they are expanded.
2110 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2113 * config/i386/i386.c (override_options): Reorganise to provide
2114 better error messages.
2116 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2119 * graphite-scop-detection.c (create_single_exit_edge): Move
2120 the call to find_single_exit_edge to....
2121 (create_sese_edges): ...here. Don't handle multiple edges
2122 exiting the function.
2123 (build_graphite_scops): Don't handle multiple edges
2124 exiting the function.
2126 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2129 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2130 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2132 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2135 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2137 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2140 * c-typeck.c (convert_arguments): Print declaration location.
2141 * c-common.c (validate_nargs): Rename as
2142 builtin_function_validate_nargs.
2143 (check_builtin_function_arguments): Update.
2145 2010-02-22 Richard Guenther <rguenther@suse.de>
2148 * tree-inline.c (declare_return_variable): Use the type of
2149 the call stmt lhs if available.
2151 2010-02-22 Duncan Sands <baldrick@free.fr>
2153 * passes.c (register_pass): Always consider all pass lists when
2154 ref_pass_instance_number is zero.
2156 2010-02-22 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/42749
2159 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2160 parameter. Do arithmetic in the original type.
2161 (update_accumulator_with_ops): Likewise.
2162 (adjust_accumulator_values): Adjust.
2164 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2166 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2167 (QI to BLKmode splitter): New splitter.
2169 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2172 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2174 2010-02-22 Richard Guenther <rguenther@suse.de>
2176 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2178 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2180 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2181 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2182 ($(T)crti.o, $(T)crtn.o): Remove rules.
2184 2010-02-21 Tobias Burnus <burnus@net-b.de>
2187 * doc/invoke.texi (-fassociative-math): Document that this
2188 option is automatically enabled for Fortran.
2190 2010-02-20 David S. Miller <davem@davemloft.net>
2192 * configure.ac: Test if linker and assembler properly support
2193 GOTDATA_OP relocations.
2194 * configure: Rebuild.
2195 * config.in: Likewise.
2196 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2197 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2198 (movsi_high_pic): Likewise.
2199 (movdi_lo_sum_pic): Likewise.
2200 (movdi_high_pic): Likewise.
2201 (movsi_pic_gotdata_op): New pattern.
2202 (movdi_pic_gotdata_op): Likewise.
2203 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2204 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2206 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2210 attribute to ssemul.
2211 (xop_mulv2div2di3_high): Ditto.
2213 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2216 * c.opt (Wconversion-null): New option.
2217 * doc/invoke.texi (Wconversion-null): Document.
2219 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2221 * common.opt (Wlarger-than-): Add Undocumented.
2223 2010-02-19 Mike Stump <mikestump@comcast.net>
2225 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2227 2010-02-19 Jason Merrill <jason@redhat.com>
2230 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2231 * configure: Likewise.
2233 2010-02-20 Alan Modra <amodra@gmail.com>
2236 * cgraph.h (cgraph_make_decl_local): Declare.
2237 * cgraph.c (cgraph_make_decl_local): New function.
2238 (cgraph_make_node_local): Use it.
2239 * cgraphunit.c (cgraph_function_versioning): Likewise.
2240 * ipa.c (function_and_variable_visibility): Likewise.
2242 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2245 * except.c (sjlj_emit_function_enter): Don't call
2246 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2248 * rtl.h (add_reg_br_prob_note): Remove prototype.
2250 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2253 * c-common.c (conversion_warning): Remove widening conversions
2254 before checking the conversion of integers to reals.
2256 2010-02-19 Mike Stump <mikestump@comcast.net>
2259 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2262 * cgraphunit.c (process_function_and_variable_attributes): Check
2263 DECL_PRESERVE_P instead of looking up attribute "used".
2264 * ipa-pure-const.c (check_decl): Likewise.
2265 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2266 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2267 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2268 instead of attribute "used".
2269 * config/sol2-c.c (solaris_pragma_init): Likewise.
2270 (solaris_pragma_fini): Likewise.
2272 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2274 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2275 Use XCNEW instead of xcalloc.
2276 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2277 XNEW instead of xmalloc.
2278 (get_fields): Use XNEWVEC instead of xmalloc.
2281 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2282 populate vars array.
2283 (create_new_general_access): For debug stmts just reset value.
2284 (get_stmt_accesses): For accesses within debug stmts just record them
2285 using add_access_to_acc_sites instead of preventing the peeling or
2286 counting them as accesses.
2289 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2291 2010-02-19 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/42916
2294 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2297 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2299 * configure.ac: Replace all uses of changequote in macro arguments
2300 with proper quoting.
2302 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2305 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2307 2010-02-19 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/42944
2310 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2311 test for aliasing with errno.
2313 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2316 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2317 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2318 * dojump.c: Include output.h.
2319 (inv): New inline function.
2320 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2321 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2322 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2323 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2324 argument, pass it down to other calls.
2325 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2326 add REG_BR_PROB note to the conditional jump.
2327 * cfgexpand.c (add_reg_br_prob_note): Removed.
2328 (expand_gimple_cond): Don't call it, add the probability
2329 as last argument to jumpif_1/jumpifnot_1.
2330 * Makefile.in (dojump.o): Depend on output.h.
2331 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2333 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2334 * stmt.c (do_jump_if_equal): Likewise.
2335 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2336 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2337 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2339 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2340 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2341 jumpifnot_1 callers.
2342 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2344 (store_expr): Adjust jumpifnot caller.
2345 (store_constructor): Adjust jumpif caller.
2348 * gimplify.c (gimple_boolify): For __builtin_expect call
2349 gimple_boolify also on its first argument.
2351 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2353 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2355 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2356 * configure: Regenerated.
2358 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2360 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2361 lang_hooks.types_compatible_p instead of comptypes.
2363 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2365 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2366 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2367 if __prefer_thumb__ is defined.
2369 2010-02-18 Martin Jambor <mjambor@suse.cz>
2371 PR tree-optimization/43066
2372 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2373 array with zero-sized element type.
2375 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2377 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2378 rtx, allocate struct var_loc_node here and return it to the
2379 caller, and only if it is actually needed.
2380 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2381 move it earlier and return immediately if it returns NULL.
2383 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2385 * config/sparc/gas.h: New file. Restore
2386 TARGET_ASM_NAMED_SECTION to its ELF default.
2387 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2389 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2390 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2391 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2392 after sparc/sysv4.h.
2394 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2396 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2398 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2400 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2401 patterns from predicated pattern.
2403 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2407 for insn mnemonic suffix.
2409 2010-02-17 Richard Guenther <rguenther@suse.de>
2411 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2414 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2417 * caller-save.c (save_call_clobbered_regs): If BB ends with
2418 a DEBUG_INSN, move any notes in between last real insn and the last
2419 DEBUG_INSN after the last DEBUG_INSN.
2421 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2423 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2424 Fix return type. Fix argument type. Explain meaning of return value.
2426 2010-02-16 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/41043
2429 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2430 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2432 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2434 2010-02-16 Ira Rosen <irar@il.ibm.com>
2436 PR tree-optimization/43074
2437 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2438 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2439 vectorizable cycles in hybrid SLP check.
2440 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2442 2010-02-16 Richard Guenther <rguenther@suse.de>
2444 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2445 (true_dependence): If memrefs_conflict_p computes must-alias
2446 trust it. Move TBAA check after offset-based disambiguation.
2447 (canon_true_dependence): Likewise.
2449 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2451 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2452 * doc/invoke.texi: Document it.
2453 * var-tracking.c: Include toplev.h and params.h.
2454 (vt_find_locations): Return bool indicating success. Compute
2455 hash sizes unconditionally. Check new parameter, report.
2456 (variable_tracking_main_1): Check vt_find_locations results and
2457 retry. Renamed from...
2458 (variable_tracking_main): ... this. New wrapper to preserve
2459 flag_var_tracking_assignments.
2460 * Makefile.in (var-tracking.o): Adjust dependencies.
2462 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2463 Jakub Jelinek <jakub@redhat.com>
2466 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2467 if weak_import attribute is present.
2468 * config/darwin.c (machopic_select_section): Likewise.
2470 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2472 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2473 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2474 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2475 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2477 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2480 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2483 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2484 Rewrite text to refer to the names.
2486 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2488 * config/i386/i386-builtin-types.def
2489 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2490 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2491 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2492 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2493 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2494 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2495 IX86_BUILTIN_VPERMIL2PS256.
2496 (MULTI_ARG_4_DF2_DI_I): Defined.
2497 (MULTI_ARG_4_DF2_DI_I1): Defined.
2498 (MULTI_ARG_4_SF2_SI_I): Defined.
2499 (MULTI_ARG_4_SF2_SI_I1): Defined.
2500 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2501 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2502 __builtin_ia32_vpermil2ps256.
2503 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2504 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2505 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2506 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2507 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2508 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2509 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2510 CODE_FOR_xop_vpermil2v8sf3.
2511 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2512 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2513 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2514 (_mm256_permute2_pd): New.
2515 (_mm_permute2_ps): New.
2516 (_mm256_permute2_ps): New.
2518 2010-02-15 Nick Clifton <nickc@redhat.com>
2520 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2521 boolean parameters. Use emit_jump_insn when emitting a pop
2522 instruction containing a return insn.
2523 (push): Use 'true' rather than '1' as second parameter to F.
2524 (h8300_expand_prologue): Likewise.
2525 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2526 (h8300_expand_epilogue): Likewise.
2528 2010-02-15 Richard Guenther <rguenther@suse.de>
2531 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2534 2010-02-15 Nick Clifton <nickc@redhat.com>
2536 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2539 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2541 * intl.c (fake_ngettext): New function.
2542 * intl.h (fake_ngettext): Declare.
2543 (ngettext): Define macro.
2544 * collect2.c (notice_translated): New function.
2545 (main): Use notice_translated and ngettext.
2546 * collect2.h (notice_translated): Declare.
2548 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2550 * reorg.c (delete_computation): Comment fixes.
2551 * caller-save.c (setup_save_areas): Idem.
2552 * sel-sched-dump.c (dump_lv_set): Idem.
2555 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2557 * config/s390/s390.c (s390_sched_init): New function.
2558 (TARGET_SCHED_INIT): Target hook defined.
2560 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2561 Jack Howarth <howarth@bromo.med.uc.edu>
2562 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2565 Partial revert of unintended change in fix for PR41605.
2566 * config/darwin.h: Fix typo.
2567 * config/darwin9.h: Same.
2569 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2571 * c-pch.c (pch_init): Clear v.
2573 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2576 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2577 graphite_can_represent_init for MULT_EXPR.
2579 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2583 * graphite-sese-to-poly.c (remove_phi): New.
2584 (translate_scalar_reduction_to_array): Call remove_phi.
2586 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2589 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2590 * graphite-clast-to-gimple.h (gloog): Update declaration.
2591 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2592 * graphite-poly.h (struct poly_bb): Add missing comments.
2593 (struct scop): Add poly_scop_p field.
2595 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2596 * graphite.c (graphite_transform_loops): Build the polyhedral
2597 representation for each scop before code generation.
2598 * sese.c (rename_variables_in_operand): Removed.
2599 (rename_variables_in_expr): Return the renamed expression.
2600 (rename_sese_parameters): New.
2601 * sese.h (rename_sese_parameters): Declared.
2603 2010-02-11 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/42998
2606 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2607 POINTER_PLUS_EXPR properly.
2609 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2610 Changpeng Fang <changpeng.fang@amd.com>
2613 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2614 the cost of an IV candidate when the IV is used in a test against zero.
2616 * gcc.dg/tree-ssa/ivopts-3.c: New.
2618 2010-02-11 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2622 pointer-vs-decl case by swapping refs. Handle some cases
2623 of pointer-vs-decl disambiguations more conservatively.
2624 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2625 to false after expanding.
2627 2010-02-11 Richard Guenther <rguenther@suse.de>
2630 * gcc.c (process_command): Handle LTO file@offset case more
2633 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2635 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2636 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2638 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2640 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2641 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2642 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2643 Optimize eq/ne comparisons when both arguments are known to be
2645 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2646 Don't mask operands unnecessarily if they are known to be already
2649 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2651 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2654 2010-02-10 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/43017
2657 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2658 for wrapping signed arithmetic.
2660 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2663 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2664 if no debug info should be emitted for it.
2666 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2668 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2669 note when flag_exceptions is set.
2671 2010-02-10 Duncan Sands <baldrick@free.fr>
2673 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2675 2010-02-10 Richard Guenther <rguenther@suse.de>
2678 * tree.c (get_unwidened): Handle constants.
2679 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2681 2010-02-10 Martin Jambor <mjambor@suse.cz>
2684 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2685 check for variable argument counts independently.
2687 2010-02-10 Christian Bruel <christian.bruel@st.com>
2690 * config/sh/sh.c (find_barrier): Increase length for non delayed
2691 conditional branches.
2693 2010-02-10 Christian Bruel <christian.bruel@st.com>
2695 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2697 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2699 * builtins.c (set_builtin_user_assembler_name): Also handle
2700 ffs if int is smaller than word.
2702 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2705 * ira-conflicts.c (get_dup): Remove.
2706 (process_reg_shuffles): Add new parameter. Use it as an
2707 additional guard for copy generation.
2708 (add_insn_allocno_copies): Rewrite.
2710 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2712 * common.opt (fsched2-use-traces): Preserved for backward
2714 * doc/invoke.texi: Remove the documentation about option
2715 -fsched2-use-traces.
2716 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2717 flag_sched2_use_traces.
2718 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2719 the backward compatibility flag section.
2721 2010-02-09 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/43008
2724 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2725 make HEAP variables initialized from global memory if they
2726 are not known builtin functions.
2727 (find_func_aliases): Adjust.
2729 2010-02-09 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/43000
2732 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2733 arithmetic manually.
2735 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2737 PR tree-optimization/42931
2738 * tree-loop-linear.c (try_interchange_loops): Don't call
2739 double_int_mul if estimated_loop_iterations failed.
2741 2010-02-08 Martin Jambor <mjambor@suse.cz>
2744 * tree-sra.c (build_accesses_from_assign): Do not mark in
2745 should_scalarize_away_bitmap if stmt has volatile ops.
2746 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2749 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2751 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2753 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2755 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2758 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2761 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2763 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2766 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2767 to unknown_dependence.
2768 (graphite_legal_transform_dr): Handle the unknown_dependence.
2769 (graphite_carried_dependence_level_k): Same.
2771 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2773 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2775 2010-02-07 Richard Guenther <rguenther@suse.de>
2778 * expr.c (get_inner_reference): Always initialize *pbitsize.
2780 2010-02-07 Richard Guenther <rguenther@suse.de>
2783 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2784 new ARRAY_REFs on variable size element or minimal index arrays.
2786 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2787 gimple_fold_indirect_ref.
2789 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2792 * arm.c (arm_override_options): Just return if the user has specified
2793 an invalid fpu name.
2795 2010-02-03 Jason Merrill <jason@redhat.com>
2798 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2799 i386_pe_maybe_record_exported_symbol.
2801 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2804 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2805 (pa_delegitimize_address): New function.
2807 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2809 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2810 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2812 2010-02-05 Richard Guenther <rguenther@suse.de>
2815 * lto-streamer-in.c (get_resolution): Deal with references
2816 to undefined functions.
2818 2010-02-05 Richard Guenther <rguenther@suse.de>
2820 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2821 (fold_const_aggregate_ref): Likewise.
2822 (ccp_fold_stmt): Substitute loads.
2823 (maybe_fold_reference): Verify types before substituting.
2825 (fold_gimple_assign): Unshare properly.
2826 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2828 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2830 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2831 for rs6000_gen_cell_microcode.
2833 2010-02-04 Richard Guenther <rguenther@suse.de>
2835 PR rtl-optimization/42952
2836 * dse.c (const_or_frame_p): Remove MEM handling.
2838 2010-02-04 Nick Clifton <nickc@redhat.com>
2840 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2841 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2842 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2843 (mn10300_asm_output_mi_thunk): New function.
2844 (mn10300_can_output_mu_thunk): New function.
2845 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2846 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2847 (FUNCTION_ARG): Delete incorrect comment.
2849 2010-02-03 Jason Merrill <jason@redhat.com>
2852 * fold-const.c (operand_equal_p): Handle erroneous types.
2854 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2856 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2858 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2860 PR rtl-optimization/42941
2861 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2864 2010-02-03 Jason Merrill <jason@redhat.com>
2867 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2869 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2872 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2873 (cselib_reset_table): Renamed from...
2874 (cselib_reset_table_with_next_value): ... this.
2875 (cselib_get_next_uid): Renamed from...
2876 (cselib_get_next_unknown_value): ... this.
2877 * cselib.c (next_uid): Renamed from...
2878 (next_unknown_value): ... this.
2879 (cselib_clear_table): Adjust.
2880 (cselib_reset_table): Adjust. Renamed from...
2881 (cselib_reset_table_with_next_value): ... this.
2882 (cselib_get_next_uid): Adjust. Renamed from...
2883 (cselib_get_next_unknown_value): ... this.
2884 (get_value_hash): Use hash.
2885 (cselib_hash_rtx): Likewise.
2886 (new_cselib_val): Adjust. Set and dump uid.
2887 (cselib_lookup_mem): Pass next_uid as hash.
2888 (cselib_subst_to_values): Likewise.
2889 (cselib_log_lookup): Dump uid.
2890 (cselib_lookup): Pass next_uid as hash. Adjust.
2891 (cselib_process_insn): Adjust.
2892 (cselib_init): Initialize next_uid.
2893 (cselib_finish): Adjust.
2894 (dump_cselib_table): Likewise.
2895 * dse.c (canon_address): Dump value uid.
2896 * print-rtl.c (print_rtx): Print value uid.
2897 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2899 (dv_uid): New function, sort of renamed from...
2900 (dv_htab_hash): ... this, reimplemented in terms of it and...
2901 (dv_uid2hash): ... this. New.
2902 (variable_htab_eq): Drop excess assertions.
2903 (tie_break_pointers): Removed.
2904 (canon_value_cmp): Compare uids.
2905 (variable_post_merge_New_vals): Print uids.
2906 (vt_add_function_parameters): Adjust.
2907 (vt_initialize): Reset table. Adjust.
2909 2010-02-03 Richard Guenther <rguenther@suse.de>
2911 PR tree-optimization/42944
2912 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2913 (call_may_clobber_ref_p_1): Likewise. Properly handle
2914 malloc and calloc clobbering errno.
2916 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2918 * doc/invoke.texi: Fix name of sched1 dump.
2920 * opts.c (decode_options): Set flag_tree_switch_conversion
2921 only conditionally on optimize >= 2.
2923 * gcse.c: Assorted comment fixes in pass description.
2925 2010-02-03 Anthony Green <green@moxielogic.com>
2927 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2928 nop padding in order to maintain alignment of storage location of
2929 target function address.
2930 (moxie_trampoline_init): Store target function address at newly
2932 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2934 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2936 2010-02-03 Richard Guenther <rguenther@suse.de>
2939 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2941 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2943 * config.gcc: Reenable check for obsolete targets.
2944 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2945 mips-sgi-irix6.[0-4]*.
2947 2010-02-02 Nick Clifton <nickc@redhat.com>
2949 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2950 constant size of 4 as being the same as 0.
2951 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2952 can take values in the range 0..4.
2954 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2957 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2958 as _darwin10_Unwind_FindEnclosingFunction().
2959 * libgcc-libsystem.ver: New.
2961 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2964 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2965 implicitly set registers.
2967 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2969 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2970 (arm_override_options): Allow automatic selection of the thread
2971 pointer register if thumb2.
2972 (legitimize_pic_address): Improve code sequences for Thumb2.
2973 (arm_call_tls_get_addr): Likewise.
2974 (legitimize_tls_address): Likewise.
2975 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2976 (pic_load_addr_32bit): ... this. New named pattern.
2977 * thumb2.md (pic_load_addr_thumb2): Delete.
2978 (pic_load_dot_plus_four): Delete.
2979 (tls_load_dot_plus_four): New named pattern.
2981 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2984 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2985 Document fix for TLS bug.
2987 2010-01-31 Richard Guenther <rguenther@suse.de>
2989 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2990 conservatively correct.
2992 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2996 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2998 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3000 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3004 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3006 * config.gcc: Adjust order of makefile fragments for mingw targets.
3008 2010-01-31 Richard Guenther <rguenther@suse.de>
3011 * gimplify.c (gimplify_init_constructor): For volatile LHS
3012 initialize a temporary.
3014 2010-01-31 Matthias Klose <doko@ubuntu.com>
3016 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3018 * configure: Regenerate.
3020 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3023 the same alias set and their sizes different constantness.
3024 (aliasing_component_refs_p): Revert 2009-10-24 change.
3026 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3028 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3031 2010-01-29 Richard Guenther <rguenther@suse.de>
3033 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3034 Assert we successfully updated the call.
3036 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3038 PR rtl-optimization/42889
3039 * df.h (df_set_bb_dirty_nonlr): New prototype.
3040 * df-core.c (df_set_bb_dirty_nonlr): New function.
3041 * df-scan.c (df_insn_rescan): Call it instead of
3042 df_set_bb_dirty for DEBUG_INSNs.
3044 2010-01-29 Richard Guenther <rguenther@suse.de>
3047 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3048 quadratic behavior in most cases.
3050 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3053 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3054 in the call to gen_x86_movsicc_0_m1.
3056 2010-01-28 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/42871
3059 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3061 2010-01-28 Richard Guenther <rguenther@suse.de>
3063 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3064 into call arguments.
3066 2010-01-28 Richard Guenther <rguenther@suse.de>
3069 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3070 the forwarder if the destination is an EH landing pad.
3072 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3074 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3075 block list passed to gimple_duplicate_sese_tail.
3076 (parallelize_loops): Avoid parallelization when the function
3078 Avoid parallelization when the preheader is IRREDUCIBLE.
3079 Try to optimize when estimated_loop_iterations_int is unresolved.
3080 Add the loop's location to the dump file.
3081 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3082 (gimple_duplicate_sese_tail): Remove the check for the latch.
3083 Redirect nexits to the exit block.
3084 Remove handling of the incoming edges to the latch.
3085 Redirect the backedge from the copied latch to the exit bb.
3087 2010-01-28 Michael Matz <matz@suse.de>
3090 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3091 Wrap force_reg into a sequence, emit it before user.
3093 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3095 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3097 (arm_legacy_rev): Likewise.
3098 (thumb_legacy_rev): Likewise.
3100 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3102 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3103 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3104 on MEM's address failed, try avoid_constant_pool_reference and
3105 recurse if it returned something different.
3106 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3107 address, try avoid_constant_pool_reference and recurse if it
3108 returned something different.
3109 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3110 address and avoid_constant_pool_reference returned something
3111 different, don't set have_address.
3113 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3116 * var-tracking.c (val_store): Add modified argument, obey it.
3118 (count_uses): Move down logging of main.
3119 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3120 don't need resolution.
3121 (emit_notes_in_bb): Likewise.
3123 2010-01-27 Richard Guenther <rguenther@suse.de>
3126 * tree-inline.c (remap_decl): Delay remapping of SSA name
3127 default definitions until we need them.
3129 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3131 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3132 (rs6000_delegitimize_address): New function.
3134 * config/s390/s390.c (s390_delegitimize_address): Call
3135 delegitimize_mem_from_attrs.
3138 * tree-inline.c (cannot_copy_type_1): Removed.
3139 (copy_forbidden): Don't forbid copying of functions containing
3140 records/unions with variable length fields.
3142 2010-01-27 Christian Bruel <christian.bruel@st.com>
3146 * config/sh/sh.c (find_barrier): Increase length for non delayed
3147 conditional branches.
3149 2010-01-27 Matthias Klose <doko@ubuntu.com>
3151 * configure.ac (gnu-unique-object): Fix ldd version check.
3152 * configure: Regenerate.
3154 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3158 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3159 Test for HAVE_GNU_AS value.
3161 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3163 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3164 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3165 INT64_TYPE): Define.
3166 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3167 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3168 INT_LEAST64_TYPE): Define.
3169 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3170 UINT_LEAST64_TYPE): Define.
3171 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3172 INT_FAST64_TYPE): Define.
3173 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3174 UINT_FAST64_TYPE): Define.
3175 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3176 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3177 (SIG_ATOMIC_TYPE): Define.
3179 2010-01-26 Richard Guenther <rguenther@suse.de>
3181 * df-scan.c (df_scan_set_bb_info): Remove assert.
3182 (df_insn_rescan_debug_internal): Merge asserts.
3183 (df_install_ref): Likewise.
3184 (df_mark_reg): Use bitmap_set_range.
3185 (df_hard_reg_used_p): Remove assert.
3186 (df_hard_reg_used_count): Likewise.
3188 2010-01-26 Richard Guenther <rguenther@suse.de>
3190 PR rtl-optimization/42685
3191 * web.c (web_main): Ignore DEBUG_INSNs.
3193 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3195 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3197 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3198 Fix types of fndecl and arglist parameters.
3200 2010-01-26 Richard Guenther <rguenther@suse.de>
3203 * tree-eh.c (unsplit_eh): Skip debug insns.
3205 2010-01-26 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/42250
3208 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3210 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3213 * omp-low.c (expand_omp_sections): Only use single_pred if
3214 l2_bb is single_pred_p.
3216 2010-01-25 Christian Bruel <christian.bruel@st.com>
3219 * config/sh/sh.c (find_barrier): Increase length for non delayed
3220 conditional branches.
3221 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3223 2010-01-24 David S. Miller <davem@davemloft.net>
3225 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3226 define if not using GAS.
3227 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3228 Likewise. Delete SECTION_MERGE code, which is only applicable
3231 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3234 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3235 mangling of va_list in system headers.
3237 2010-01-23 Toon Moene <toon@moene.org>
3239 * tree-predcom.c (combine_chains): Return NULL, not false.
3241 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3243 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3244 initialization of variable res to agree with return type.
3246 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3248 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3249 * tree-sra.c: Add include of expr.h.
3251 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3253 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3254 insert the debug stmt on the single non-EH edge from the stmt.
3256 2010-01-22 Richard Henderson <rth@redhat.com>
3259 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3260 the RHS until after generate_subtree_copies has insertted its
3261 code before the current statement.
3263 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3265 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3267 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3269 2010-01-21 Martin Jambor <mjambor@suse.cz>
3271 PR tree-optimization/42585
3272 * tree-sra.c (struct access): New field grp_total_scalarization.
3273 (dump_access): Dump the new field.
3274 (should_scalarize_away_bitmap): New variable.
3275 (cannot_scalarize_away_bitmap): Likewise.
3276 (sra_initialize): Allocate new bitmaps.
3277 (sra_deinitialize): Free new bitmaps.
3278 (create_access_1): New function.
3279 (create_access): Parts moved to create_access_1.
3280 (type_consists_of_records_p): New function.
3281 (completely_scalarize_record): Likewise.
3282 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3283 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3284 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3286 (analyze_all_variable_accesses): Completely scalarize small eligible
3289 2010-01-21 Martin Jambor <mjambor@suse.cz>
3291 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3293 2010-01-21 Andrew Haley <aph@redhat.com>
3295 * gcc.c (process_command): Move lang_specific_driver before
3296 setting cc_libexec_prefix.
3298 2010-01-21 Richard Guenther <rguenther@suse.de>
3301 * fold-const.c (negate_expr_p): Pretend only negative
3302 real constants are easily negatable.
3304 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3305 Jason Merrill <jason@redhat.com>
3307 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3308 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3309 * calls.c (initialize argument_information): Handle it.
3310 * c-common.c (handle_transparent_union_attribute): Use new name.
3311 * c-decl.c (finish_struct): Ditto.
3312 * c-typeck.c (type_lists_compatible_p): Ditto.
3313 (convert_for_assignment): Use new name and also handle record.
3314 * function.c (aggregate_value_p): Handle it.
3315 (pass_by_reference): Ditto.
3316 (assign_parm_data_types): Ditto.
3317 * print-tree.c (print_node): Ditto.
3318 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3319 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3320 * tree.c (first_field): New fn.
3322 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3325 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3326 even when linking statically, for now.
3328 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3331 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3332 without a cselib val.
3333 (count_uses): Accept MO_VAL_SET with no val on stores.
3334 (add_stores): Likewise.
3336 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3338 * var-tracking.c (check_value_val): Add a compile time assertion.
3339 (dv_is_decl_p): Simplify.
3340 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3341 gcc_assert if ENABLE_CHECKING.
3343 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3346 * var-tracking.c: Include tree-flow.h.
3347 (mem_dies_at_call): New.
3348 (dataflow_set_preserve_mem_locs): Use it.
3349 (dataflow_set_remove_mem_locs): Likewise.
3350 (dump_var): Renamed from dump_variable. Adjust all callers.
3351 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3352 * Makefile.in (var-tracking.o): Adjust deps.
3354 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3356 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3358 2010-01-20 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/42717
3361 * tree-ssa-dce.c (get_live_post_dom): Remove.
3362 (forward_edge_to_pdom): Take an arbitrary edge to copy
3363 degenerate PHI args from.
3364 (remove_dead_stmt): Use the first post-dominator even if it
3365 does not contain live statements as redirection destination.
3367 2010-01-20 Richard Guenther <rguenther@suse.de>
3369 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3371 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3373 * sel-sched.c (create_speculation_check): Remove set but not used
3375 (try_transformation_cache): Remove set but not used variable ds.
3376 (calculate_privileged_insns): Remove set but not used variables
3377 cur_insn and min_spec_insn.
3378 (find_best_expr): Remove set but not used variable avail_n.
3379 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3381 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3383 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3384 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3387 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3390 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3391 cpu types. Add support for *-sse3 cpu types.
3392 (x86_64-*-*): Ditto.
3394 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3397 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3398 argument, call initializer_constant_valid_p_1 instead of
3399 initializer_constant_valid_p, pass CACHE to it, return NULL
3400 immediately if first call returns NULL.
3401 (initializer_constant_valid_p_1): New function.
3402 (initializer_constant_valid_p): Use it.
3404 2010-01-20 Thomas Quinot <quinot@adacore.com>
3406 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3408 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3410 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3411 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3412 (loc_list_from_tree): Don't handle unsigned division. Handle
3413 signed modulo using DW_OP_{over,over,div,mul,minus}.
3414 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3415 modulo instead of signed.
3417 2010-01-20 DJ Delorie <dj@redhat.com>
3419 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3421 (h8300_emit_stack_adjustment): Propogate it.
3423 (h8300_expand_prologue): Likewise.
3424 (h8300_expand_epilogue): Likewise.
3426 2010-01-19 Michael Matz <matz@suse.de>
3428 PR tree-optimization/41783
3429 * tree-data-ref.c (toplevel): Include flags.h.
3430 (dump_data_dependence_relation): Also dump the inputs if the
3431 result will be unknown.
3432 (split_constant_offset_1): Look through some conversions.
3433 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3434 the offset from last element is too large.
3435 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3436 (reassociate_to_the_same_stmt): Handle vector registers.
3437 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3439 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3440 wide_prolog_niters argument, emit widening instructions.
3441 (vect_do_peeling_for_alignment): Adjust caller, use widened
3442 variant of the iteration cound.
3443 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3445 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3448 * config/arm/neon-testgen.m (emit_automatics): New parameter
3449 features. Adjust for Fixed_return_reg feature.
3450 (test_intrinsic): Call emit_automatics with new feature.
3451 * config/arm/neon.ml: Update copyright years.
3452 (features): New Fixed_return_reg feature.
3453 (ops): Update feature for Vget_low.
3455 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3457 PR tree-optimization/42719
3458 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3462 * fwprop.c (all_uses_available_at): Return false if def_set dest
3463 is a REG that is used in def_insn.
3465 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3467 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3469 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3472 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3474 * target.h (struct gcc_target) <secondary_reload>: Change type
3475 of last argument to secondary_reload_info *.
3477 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3480 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3481 memory references with unaligned offsets. Remove CQImode handling.
3482 (unaligned_memory_operand): Return 1 for memory references with
3483 unaligned offsets. Remove CQImode handling.
3485 2010-01-18 Richard Guenther <rguenther@suse.de>
3488 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3491 2010-01-18 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/42781
3494 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3495 restrict processing only if the original variable was artificial.
3497 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3499 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3500 find number of popped argument bytes.
3502 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3503 Fix the text that describes the return value for invalid insns.
3505 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3507 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3508 Clarify what 'cost of the -dependence' is. Fix quoting.
3510 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3511 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3513 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3515 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3516 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3518 2010-01-17 Richard Guenther <rguenther@suse.de>
3521 * function.c (split_complex_args): Take a VEC to modify.
3522 (assign_parms_augmented_arg_list): Build a VEC instead of
3523 a chain of PARM_DECLs.
3524 (assign_parms_unsplit_complex): Take a VEC of arguments.
3525 Do not fixup unmodified parms.
3526 (assign_parms): Deal with the VEC.
3527 (gimplify_parameters): Likewise.
3529 2010-01-17 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3532 node existence check.
3533 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3534 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3535 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3536 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3537 (gimple_execute_on_growing_pred): Likewise.
3539 2010-01-17 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/42773
3542 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3543 (compute_antic_aux): Likewise.
3544 (compute_partial_antic_aux): Likewise.
3546 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3549 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3552 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3554 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3557 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3558 Fix markup for strict argument.
3560 (TARGET_SCHED_REORDER2): Fix argument types.
3562 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3563 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3565 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3566 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3568 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3571 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3572 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3573 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3574 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3575 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3577 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3579 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3581 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3582 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3584 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3586 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3589 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3591 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3592 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3594 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3596 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3598 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3599 referring to it. Fix language.
3601 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3603 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3605 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3607 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3609 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3610 '@var{stream}. Remove stray 'and'.
3612 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3614 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3616 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3618 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3619 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3621 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3622 Fix description of return value.
3623 Rename argument "sz" to "len."
3625 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3626 Clarify meaning of 'true' return value.
3628 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3630 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3631 rep_mode versus mode_rep.
3633 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3635 (TARGET_BUILTIN_DECL): Fix name.
3637 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3639 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3641 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3643 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3645 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3647 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3650 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3651 Rename argument tm_fn to md_fn.
3653 (TARGET_OPTION_PRINT): Fix argument list.
3655 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3658 * config/i386/i386.c (ix86_fixup_binary_operands):
3659 Revert FMA4 fixup of operands.
3661 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3664 * Makefile.in (write_entries_to_file, install-plugin):
3665 Use \012 instead of \n with tr.
3667 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3669 * configure.ac (HAVE_AS_REF): New C macro.
3670 * configure: Regenerate.
3671 * config.in: Likewise.
3672 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3674 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3677 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3679 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3681 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3683 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3685 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3687 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3689 (TARGET_BINDS_LOCAL_P): Fix argument type.
3691 (TARGET_ASM_FILE_END): Use prototype.
3693 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3695 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3697 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3699 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3701 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3702 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3704 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3705 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3707 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3708 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3709 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3710 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3712 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3714 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3716 (TARGET_INIT_BUILTINS): Use prototype.
3718 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3719 Put 'const char *' in braces. Fix parameter types.
3720 (TARGET_INVALID_CONVERSION): Fix parameter types.
3721 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3722 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3724 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3727 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3729 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3731 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3733 * doc/tm.texi (TARGET_HELP): Fix return type.
3735 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3736 in braces. Fix argument types.
3738 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3740 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3742 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3744 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3745 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3747 (TARGET_MANGLE_TYPE): Fix argument types.
3749 (TARGET_IRA_COVER_CLASSES): Use prototype.
3751 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3753 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3755 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3757 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3759 (TARGET_CALLEE_COPIES): Fix argument types.
3761 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3763 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3765 (TARGET_FUNCTION_VALUE): Fix argument types.
3767 (TARGET_RETURN_IN_MSB): Fix argument type.
3769 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3771 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3773 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3775 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3776 agree with return type.
3778 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3780 2010-01-15 Jing Yu <jingyu@google.com>
3782 PR rtl-optimization/42691
3783 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3784 a pseudo to a constant and are merged, and adjust comments.
3786 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3788 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3790 2010-01-15 Richard Guenther <rguenther@suse.de>
3793 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3794 labels of computed or non-local gotos to the destination.
3795 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3796 landing pad label is the first label.
3798 2010-01-15 Richard Guenther <rguenther@suse.de>
3800 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3802 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3805 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3806 to allow generation of the xssqrtdp instruction on power7.
3807 (sqrtdf2_fpr): Ditto.
3809 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3812 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3813 functions with noreturn attribute.
3816 * varasm.c (declare_weak): Add weak attribute to decl if it
3817 doesn't have one already.
3818 (assemble_external): Only add decls to weak_decls if they also
3819 have weak attribute.
3821 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3823 * var-tracking.c (var_reg_delete): Don't delete the association
3824 between REGs and values or one-part variables if the register
3827 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3830 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3831 because its first operand is a non-localized variable.
3833 2010-01-14 Martin Jambor <mjambor@suse.cz>
3835 PR tree-optimization/42706
3836 * tree-sra.c (encountered_recursive_call): New variable.
3837 (encountered_unchangable_recursive_call): Likewise.
3838 (sra_initialize): Initialize both new variables.
3839 (callsite_has_enough_arguments_p): New function.
3840 (scan_function): Call decl and flags check only for IPA-SRA, check
3841 whether there is a recursive call and whether it has enough arguments.
3842 (all_callers_have_enough_arguments_p): New function.
3843 (convert_callers): Look for recursive calls only when
3844 encountered_recursive_call is set.
3845 (ipa_early_sra): Bail out either if
3846 !all_callers_have_enough_arguments_p or
3847 encountered_unchangable_recursive_call.
3849 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3851 * sel-sched.c: Add 2010 to copyright years.
3852 * sel-sched-ir.c: Likewise.
3853 * sel-sched-ir.h: Likewise.
3855 2010-01-14 Martin Jambor <mjambor@suse.cz>
3857 PR tree-optimization/42714
3858 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3859 constructors specially.
3861 2010-01-14 Andi Kleen <ak@linux.intel.com>
3863 * config/i386/drivers-i386.c (detect_caches_intel):
3864 Add l2sizekb parameter and fill in.
3865 (host_detect_local_cpu): Add l2sizekb, fill in.
3866 Add Atom small cache heuristic.
3868 2010-01-14 Andi Kleen <ak@linux.intel.com>
3870 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3871 Add level3 parameter and fill in.
3872 (detect_caches_intel): Handle level3 cache.
3874 2010-01-14 Andi Kleen <ak@linux.intel.com>
3876 * config/i386/drivers-i386.c (host_detect_local_cpu):
3877 Fix core duo detection.
3879 2010-01-14 Andi Kleen <ak@linux.intel.com>
3881 * config/i386/drivers-i386.c (host_detect_local_cpu):
3884 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3886 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3887 (rs6000_variable_issue_1): this. Use...
3888 (rs6000_variable_issue): here. Reimplement. Print debug info.
3890 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3892 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3893 sel_restore_notes. Update all callers. Call reemit_notes
3896 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3898 PR rtl-optimization/42246
3899 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3902 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3904 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3905 all successors is the same as number of successors in current region.
3907 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3909 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3910 to rename is not separable. Otherwise check that its LHS is not NULL.
3912 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3914 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3916 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3918 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3919 available registers when failed to discover LHS register class.
3920 Fix indentation. Update comment.
3922 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3923 Alexander Monakov <amonakov@ispras.ru>
3925 PR rtl-optimization/42389
3926 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3928 (advance_state_on_fence): Likewise.
3929 (sel_target_adjust_priority): Print debug output only when
3930 sched_verbose >= 4, not 2.
3931 (get_expr_cost): Do not issue all unique insns on the next cycle.
3932 (fill_insns): Initialize can_issue_more from the value saved
3934 * sel-sched-ir.c (flist_add): New parameter issue_more.
3935 Init FENCE_ISSUE_MORE with it.
3936 (merge_fences): Likewise.
3937 (init_fences): Update call to flist_add.
3938 (add_to_fences, add_clean_fence_to_fences)
3939 (add_dirty_fence_to_fences): Likewise.
3940 (move_fence_to_fences): Update call to merge_fences.
3941 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3943 * sel-sched-ir.h (struct _fence): New field issue_more.
3944 (FENCE_ISSUE_MORE): New accessor macro.
3946 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3948 PR rtl-optimization/42388
3949 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3950 that have no predecessors nor successors. Do not call move_bb_info
3951 for empty blocks outside of current region.
3953 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3955 PR rtl-optimization/42294
3956 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3957 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3958 originators' originators.
3960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3962 PR rtl-optimization/39453
3963 PR rtl-optimization/42246
3964 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3966 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3968 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3969 Alexander Monakov <amonakov@ispras.ru>
3972 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3973 (maybe_tidy_empty_bb): ... here. Make static. Add new
3974 argument. Update all callers.
3975 (tidy_control_flow): ... and here. Recompute topological order
3976 of basic blocks in region if necessary.
3977 (sel_redirect_edge_and_branch): Change return type. Return true
3978 if topological order might have been invalidated.
3979 (purge_empty_blocks): Export and move from...
3980 * sel-sched.c (purge_empty_blocks): ... here.
3981 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3982 (maybe_tidy_empty_bb): Delete prototype.
3983 (purge_empty_blocks): Declare.
3985 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3987 PR rtl-optimization/42249
3988 * sel-sched.c (try_replace_dest_reg): When chosen register
3989 and original register is the same, do not bail out early, but
3990 still check all original insns for validity of replacing destination
3991 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3994 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3997 Port from no-undefined-overflow branch:
3998 2009-03-09 Richard Guenther <rguenther@suse.de>
4000 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4002 2010-01-14 Richard Guenther <rguenther@suse.de>
4005 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4007 2010-01-14 Ira Rosen <irar@il.ibm.com>
4009 PR tree-optimization/42709
4010 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4011 as scalar type in creation of constant vector operand.
4013 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4016 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4017 (check-parallel-%): Match `testsuite' directory component only
4020 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4022 PR translation/39521
4023 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4026 2010-01-13 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/42730
4029 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4032 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4035 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4036 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4039 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4041 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4042 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4043 ___umulsi3_highpart.
4045 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4046 rather than schedule_insns if the pass is enabled.
4048 2010-01-13 Martin Jambor <mjambor@suse.cz>
4050 PR tree-optimization/42704
4051 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4054 2010-01-13 Martin Jambor <mjambor@suse.cz>
4056 PR tree-optimization/42703
4057 * tree-sra.c (analyze_access_subtree): Check that we can build a
4058 reference to the original data within the aggregate.
4060 2010-01-13 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/42705
4063 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4065 2010-01-13 Richard Guenther <rguenther@suse.de>
4068 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4070 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4073 * var-tracking.c (values_to_unmark): New variable.
4074 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4075 values_to_unmark vector. Moved body to...
4076 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4077 instead queue it into values_to_unmark vector.
4078 (vt_find_locations): Free values_to_unmark vector.
4080 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4082 * config/s390/s390.c (override_options): Set
4083 default of max-pending-list-length to 256
4085 2010-01-13 Richard Guenther <rguenther@suse.de>
4088 * tree-pass.h (PROP_gimple_lcx): New.
4089 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4090 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4091 before the final cleanup_eh.
4092 (dump_properties): Dump PROP_gimple_lcx.
4093 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4094 (tree_lower_complex_O0): Remove.
4095 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4096 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4097 tree_lower_complex, schedule TODO_update_ssa.
4098 * lto-streamer-out.c (output_function): Stream the functions
4100 * lto-streamer-in.c (input_function): Likewise.
4101 (lto_read_body): Do not override them here.
4103 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4106 * c-typeck.c (build_c_cast): Fold value cast to union type before
4107 wrapping it in a CONSTRUCTOR.
4109 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4111 PR rtl-optimization/42699
4112 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4115 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4117 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4118 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4119 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4120 SUBTARGET_WARN_UNUSED_SPEC): ... here
4121 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4123 2010-01-12 Julian Brown <julian@codesourcery.com>
4125 * config/arm/neon-schedgen.ml (Utils): Don't try to
4126 open missing module.
4127 (find_with_result): New.
4129 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4132 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4133 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4135 PR tree-optimization/42645
4136 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4137 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4138 decl_map, set processing_debug_stmt to -1 and return name without
4141 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4143 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4144 binutils version, and reword target configuration description.
4146 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4148 * config/avr/avr.h (LINKER_NAME): Remove.
4150 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4153 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4154 that support VSX, warn for -mno-altivec if vsx is not disabled,
4157 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4158 Shujing Zhao <pearly.zhao@oracle.com>
4160 PR translation/42469
4161 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4162 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4163 character between option name and help text.
4164 * c.opt (imultilib): Likewise.
4166 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4168 * lto-streamer-out.c (output_unreferenced_globals): Output static
4171 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4173 PR rtl-optimization/42621
4174 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4175 optimizing for size.
4176 (duplicate_computed_gotos): Remove now-redundant check.
4178 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4181 * configure.ac: Save and restore LDFLAGS and LIBS
4182 * configure: Regenerate.
4184 2010-01-10 Richard Guenther <rguenther@suse.de>
4187 * builtins.c (fold_builtin_strlen): Add type argument and
4188 convert the resulting length to it.
4189 (fold_builtin_1): Adjust.
4191 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4193 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4194 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4196 (num_insns_constant_wide): Adjust for that change.
4198 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4201 * web.c (union_defs): Add used argument, to combine uses of
4203 (entry_register): Adjust type and tests of used argument.
4204 (web_main): Widen used for new use. Pass it to union_defs.
4205 * df.h (union_defs): Adjust prototype.
4207 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4210 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4211 uses in new incoming argument. Free body.
4212 (reset_debug_uses_in_loop): New.
4213 (analyze_insn_to_expand_var): Call the latter if the former found
4214 anything. Fix whitespace. Reject invalid dest overlaps before
4215 going through all insns in the loop.
4217 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4220 * haifa-sched.c (dying_use_p): Debug insns don't count.
4222 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4225 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4226 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4227 (verify_gimple_call): Reject LHS in noreturn calls.
4229 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4233 * tree-vect-loop-manip.c (adjust_info): New type.
4234 (adjust_vec): New pointer to vector.
4235 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4236 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4237 (slpeel_update_phis_for_duplicate_loop): Use them.
4238 (slpeel_update_phi_nodes_for_guard1): Likewise.
4239 (slpeel_update_phi_nodes_for_guard2): Likewise.
4240 (slpeel_tree_peel_loop_to_edge): Likewise.
4241 (vect_update_ivs_after_vectorizer): Likewise.
4243 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4245 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4246 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4248 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4250 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4251 bogus uninitialized warning.
4253 2010-01-09 Richard Guenther <rguenther@suse.de>
4256 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4257 the evolution is compatible with the initial condition.
4259 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4261 * gcc.c (process_command): Update copyright notice dates.
4262 * gcov.c (print_version): Likewise.
4263 * gcov-dump.c (print_version): Likewise.
4264 * mips-tfile.c (main): Likewise.
4265 * mips-tdump.c (main): Likewise.
4267 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4270 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4272 (rotlhi3_8): Delete.
4274 (rotlsi3_8): Delete.
4275 (rotlsi3_16): Delete.
4276 (rotlsi3_24): Delete.
4278 (*rotw<mode>3): New.
4279 (*rotb<mode>3): New.
4280 * config/avr/avr.c (avr_rotate_bytes): New function.
4281 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4283 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4286 * configure.ac: Modify -rdynamic check.
4287 * configure: Regenerate.
4289 2010-01-08 DJ Delorie <dj@redhat.com>
4291 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4292 register popping order.
4294 2010-01-08 Richard Guenther <rguenther@suse.de>
4297 * c.opt (fsigned-char): Also let LTO handle this option.
4298 (funsigned-char): Likewise.
4300 2010-01-07 Richard Guenther <rguenther@suse.de>
4302 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4303 (gimple_op): Likewise.
4304 (gimple_op_ptr): Likewise.
4305 (gimple_assign_set_lhs): Remove gcc_assert.
4306 (gimple_assign_set_rhs1): Likewise.
4307 (gimple_assign_set_rhs2): Likewise.
4308 (gimple_call_set_lhs): Likewise.
4309 (gimple_call_set_fn): Likewise.
4310 (gimple_call_set_fndecl): Likewise.
4311 (gimple_call_fndecl): Likewise.
4312 (gimple_call_return_type): Likewise.
4313 (gimple_call_set_chain): Likewise.
4314 (gimple_call_num_args): Likewise.
4315 (gimple_call_set_arg): Likewise.
4316 (gimple_cond_set_code): Likewise.
4317 (gimple_cond_set_lhs): Likewise.
4318 (gimple_cond_set_rhs): Likewise.
4319 (gimple_cond_set_true_label): Likewise.
4320 (gimple_cond_set_false_label): Likewise.
4321 (gimple_label_set_label): Likewise.
4322 (gimple_goto_set_dest): Likewise.
4323 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4324 (gimple_debug_bind_get_value): Likewise.
4325 (gimple_debug_bind_get_value_ptr): Likewise.
4326 (gimple_debug_bind_set_var): Likewise.
4327 (gimple_debug_bind_set_value): Likewise.
4328 (gimple_debug_bind_reset_value): Likewise.
4329 (gimple_debug_bind_has_value_p): Likewise.
4330 (gimple_return_retval_ptr): Remove gcc_assert.
4331 (gimple_return_retval): Likewise.
4332 (gimple_return_set_retval): Likewise.
4333 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4334 (safe_referenced_var_iterator): Remove.
4335 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4336 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4337 (fill_referenced_var_vec): Remove.
4338 (first_readonly_imm_use): Remove redundant gcc_assert.
4339 (phi_arg_index_from_use): Combine gcc_asserts.
4340 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4341 (first_imm_use_stmt): Remove redundant gcc_assert.
4342 * tree-cfg.c (verify_gimple_call): Verify function and chain
4343 operands. Verify arguments.
4344 (verify_types_in_gimple_stmt): Verify condition code and labels.
4346 2010-01-07 Richard Guenther <rguenther@suse.de>
4348 PR tree-optimization/42641
4349 * sese.c (rename_map_elt_info): Use the SSA name version, do
4352 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4354 PR tree-optimization/42625
4355 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4356 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4358 2010-01-07 Duncan Sands <baldrick@free.fr>
4360 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4362 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4365 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4366 note itself is not function_invariant_p.
4368 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4370 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4371 Do not add the DF_NOTE problem.
4372 * store-motion.c (execute_rtl_store_motion): Likewise.
4374 2010-01-07 Martin Jambor <mjambor@suse.cz>
4376 PR tree-optimization/42157
4377 * tree-sra.c (compare_access_positions): Stabilize sort if both
4378 accesses have integer types, return zero immediately if they are the
4381 2010-01-06 Richard Henderson <rth@redhat.com>
4384 * haifa-sched.c (add_to_note_list): Merge into ...
4385 (concat_note_lists): ... here, and ...
4386 (unlink_other_notes, rm_other_notes): Merge into...
4387 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4388 NOTE_INSN_EPILOGUE_BEG.
4390 2010-01-06 Richard Guenther <rguenther@suse.de>
4392 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4393 not inline regular functions into always-inline functions.
4395 2010-01-06 Nick Clifton <nickc@redhat.com>
4397 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4398 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4400 (OVERRIDE_OPTIONS): Delete.
4401 (OPTIMIZATION_OPTIONS): Define.
4402 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4403 * config/rx/rx.c (rx_handle_option): Issue an error message if
4404 -mcpu=rx200 and -fpu are used together.
4405 (rx_set_optimization_options): New function. Issue an error
4406 message if an optimization attribute attempts to reset the FPU/
4407 math optimization pairing.
4408 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4409 * config/rx/rx.opt: Set the default to 32-bit doubles.
4410 * config/rx/t-rx: Add multilibs for -nofpu option.
4411 * doc/invoke.texi: Update documentation of RX options.
4413 2010-01-06 Richard Guenther <rguenther@suse.de>
4415 * tree-ssa-pre.c (name_to_id): New global.
4416 (alloc_expression_id): Simplify SSA name handling.
4417 (lookup_expression_id): Likewise.
4418 (init_pre): Zero name_to_id.
4419 (fini_pre): Free it.
4421 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4423 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4425 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4428 * config/i386/sse.md (smaxv2di3): New.
4429 (umaxv2di3): Likewise.
4430 (sminv2di3): Likewise.
4431 (uminv2di3): Likewise.
4433 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4436 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4437 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4438 (legitimize_tls_address): Likewise.
4439 (sparc_tls_referenced_p): Likewise.
4440 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4441 and adjust calls to legitimize_pic_address.
4442 (legitimate_constant_p) Use sparc_tls_referenced_p.
4443 (legitimate_pic_operand_p): Likewise.
4444 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4445 (sparc_tls_symbol_ref_1): Delete.
4446 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4447 (legitimize_tls_address): Make static, handle CONST patterns.
4448 (legitimize_pic_address): Make static, remove unused parameter and
4449 adjust recursive calls.
4450 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4451 and adjust call to legitimize_pic_address.
4452 (sparc_output_mi_thunk): Likewise.
4454 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4455 H.J. Lu <hongjiu.lu@intel.com>
4458 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4459 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4460 operands to make them signed.
4463 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4466 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4467 GTU to GT for V4SI and V2DI.
4469 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4470 (umin<mode>3): Removed.
4472 (uminv4si3): Likewise.
4474 2010-01-05 Martin Jambor <mjambor@suse.cz>
4476 PR tree-optimization/42462
4477 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4478 current_function_decl to helper functions and macros.
4480 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4483 * flags.h: Don't include real.h.
4484 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4485 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4486 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4487 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4488 * dominance.c: Update copyright.
4489 * gimple.c (walk_gimple_op): Remove inline.
4490 * tree-ssa-reassoc.c: Include real.h.
4491 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4492 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4494 2010-01-05 Nick Clifton <nickc@redhat.com>
4496 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4497 register to push into the stack frame when the accumulator has to
4498 be saved during interrupts.
4500 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4502 * doc/invoke.texi: Remove the documentation about option
4504 * common.opt (Wunreachable-code): Preserved for backward
4506 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4507 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4508 the backward compatibility flag section.
4510 2010-01-05 Richard Guenther <rguenther@suse.de>
4512 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4514 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4517 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4519 PR tree-optimization/42508
4520 * tree-sra.c (convert_callers): Check for recursive call
4521 by comparing cgraph nodes instead of decls.
4522 (modify_function): Call ipa_modify_formal_parameters also
4523 on all same_body aliases.
4525 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4526 cgraph nodes when checking for same_body aliases.
4528 2010-01-05 Richard Guenther <rguenther@suse.de>
4530 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4531 allocation and lookup.
4532 (get_or_alloc_expr_for_constant): Likewise.
4533 (phi_translate): Sink allocation.
4535 2010-01-04 Richard Guenther <rguenther@suse.de>
4537 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4538 a new entry only if needed.
4539 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4540 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4542 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4544 (phi_translate): Handle CONSTANTs early.
4546 2010-01-04 Martin Jambor <mjambor@suse.cz>
4548 PR tree-optimization/42398
4549 * tree-sra.c (struct access): Removed flag grp_different_types.
4550 (dump_access): Do not dump the removed flag.
4551 (sort_and_splice_var_accesses): Do not set the removed flag.
4552 (sra_modify_expr): Check for type compatibility directly.
4554 2010-01-04 Martin Jambor <mjambor@suse.cz>
4556 PR tree-optimization/42366
4557 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4558 edges with variable number of parameters.
4559 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4560 flag instead of asserting it.
4561 (ipa_read_node_info): Read uses_analysis_done flag.
4563 2010-01-04 Richard Guenther <rguenther@suse.de>
4565 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4566 iterative_hash_* as intended.
4567 (vn_reference_compute_hash): Likewise. Simplify hashing
4569 (vn_reference_lookup_2): Likewise.
4570 (vn_nary_op_compute_hash): Likewise.
4571 (vn_phi_compute_hash): Likewise.
4572 (expressions_equal_p): Remove strange code.
4573 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4574 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4575 (bitmap_insert_into_set_1): Take value-id as parameter.
4576 (add_to_value): Pass it.
4577 (bitmap_insert_into_set): Likewise.
4578 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4580 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4583 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4584 (do_self_spec): For switches with SWITCH_IGNORE set set also
4585 SWITCH_IGNORE_PERMANENTLY.
4586 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4589 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4591 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4592 tree of an unreferenced global var.
4594 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4597 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4598 GTU to GT for V4SI and V2DI.
4600 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4601 (umin<mode>3): Removed.
4603 (uminv4si3): Likewise.
4605 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4608 * collect2.c (main): Turn on trace in collect2 if -v is passed
4611 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4613 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4614 description of expression operand.
4616 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4618 * configure.ac: Add install-html to target_list for Make-hooks.
4619 * configure: Regenerate.
4620 * fortran/Make-lang.in (F95_HTMLFILES): New.
4621 (fortran.html): Use it.
4622 (fortran.install-html): New.
4623 * Makefile.in (install-html): Add lang.install-html.
4624 * java/Make-lang.in (JAVA_HTMLFILES): New.
4625 (java.html): Use it.
4626 (java.install-html): New.
4627 * objc/Make-lang.in (objc.install-html): New.
4628 * objcp/Make-lang.in (obj-c++.install-html): New.
4629 * cp/Make-lang.in (c++.install-html): New.
4630 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4631 * lto/Make-lang.in (lto.install-html): New.
4633 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4636 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4638 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4640 PR rtl-optimization/41862
4641 * store-motion.c (store_killed_in_insn, compute_store_table,
4642 remove_reachable_equiv_notes, replace_store_insn,
4643 build_store_vectors): Ignore all DEBUG_INSNs.
4645 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4648 * common.opt: Add dumpdir.
4650 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4652 (option_map): Add --dumpdir.
4654 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4656 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4658 * opts.c (decode_options): Try dump_dir_name first if
4659 dump_base_name isn't an absolute path.
4660 (common_handle_option): Handle OPT_dumpdir.
4662 * toplev.c (dump_dir_name): New.
4663 (print_switch_values): Also ignore -dumpdir.
4665 * toplev.h (dump_dir_name): New.
4667 2010-01-03 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/42589
4670 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4671 double-word expansion of bswap32.
4673 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4675 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4676 with BLOCK_FOR_INSN.
4677 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4678 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4679 noce_process_if_block): Likewise.
4680 * gcse.c (compute_local_properties, insert_expr_in_table,
4681 insert_set_in_table, canon_list_insert, find_avail_set,
4682 pre_insert_copy_insn): Likewise.
4684 * basic-block.h (BLOCK_NUM): Move from here...
4685 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4687 2010-01-03 Richard Guenther <rguenther@suse.de>
4689 PR tree-optimization/42438
4690 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4691 contains_may_not_return_call flag.
4692 (BB_MAY_NOTRETURN): New.
4693 (valid_in_sets): Trapping nary operations are not valid
4694 in blocks that may not return.
4695 (insert_into_preds_of_block): Remove check for trapping expressions.
4696 (compute_avail): Compute also BB_MAY_NOTRETURN.
4698 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4700 * doc/invoke.texi: Add 2010 to copyright years.
4702 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4704 * config/sparc/sparc.c: Fix formatting nits.
4706 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4707 Alexander Monakov <amonakov@ispras.ru>
4709 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4711 2010-01-02 Richard Guenther <rguenther@suse.de>
4714 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4715 (simplify_switch_using_ranges): Mark to be removed edges
4718 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4720 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4722 * collect2.c (scan_libraries): Add missing argument in call to
4725 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4728 * config/alpha/predicates.md (aligned_memory_operand): Return false
4730 (unaligned_memory_operand): Return true for CQImode.
4731 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4732 doesn not cross aligned SImode word boundary.
4734 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4736 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4738 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4739 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4741 2010-01-02 Richard Guenther <rguenther@suse.de>
4744 * toplev.c (compile_file): Emit LTO marker properly. Change
4746 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4748 2010-01-01 Richard Guenther <rguenther@suse.de>
4751 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4753 2010-01-01 Richard Guenther <rguenther@suse.de>
4756 * c-decl.c (grokdeclarator): For zero-size arrays force
4757 structural equality checks as layout_type does.
4759 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4761 * builtins.c: Update copyright to 2010.
4763 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4766 * lto-streamer-out.c (produce_asm): Revert the last change.
4767 (copy_function): Likewise.
4769 * lto-streamer.c (lto_get_section_name): Skip any leading
4772 2010-01-01 Richard Guenther <rguenther@suse.de>
4775 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4779 Copyright (C) 2010 Free Software Foundation, Inc.
4781 Copying and distribution of this file, with or without modification,
4782 are permitted in any medium without royalty provided the copyright
4783 notice and this notice are preserved.