1 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
7 2010-03-31 Jie Zhang <jie@codesourcery.com>
10 * reload.h (caller_save_initialized_p): Declare.
11 * toplev.c (backend_init_target): Don't call
12 init_caller_save but set caller_save_initialized_p
14 * caller-save.c (caller_save_initialized_p): Define.
15 (init_caller_save): Check caller_save_initialized_p.
16 * ira.c (ira): Call init_caller_save if flag_caller_saves.
18 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
21 * cselib.c (n_useless_values): Document handling of debug locs.
22 (n_useless_debug_values, n_debug_values): New variables.
23 (new_elt_loc_list): Don't add to debug values, keep count.
24 (promote_debug_loc): New.
25 (cselib_reset_table): Zero new variables.
26 (entry_and_rtx_equal_p): Promote debug locs.
27 (discard_useless_locs): Increment n_useless_debug_values for
29 (remove_useless_values): Adjust n_useless_values and n_debug_values
30 with n_useless_debug_values.
31 (add_mem_for_addr): Promote debug locs.
32 (cselib_lookup_mem): Likewise.
33 (cselib_lookup_addr): Renamed to...
34 (cselib_lookup_addr_1): ... this. Promote debug locs.
36 (cselib_log_lookup): ... this. Turn into...
37 (cselib_lookup_addr): ... new wrapper.
38 (cselib_lookup_from_insn): New.
39 (cselib_invalidate_regno): Increment n_useless_debug_values for
41 (cselib_invalidate_mem): Likewise.
42 (cselib_process_insn): Take n_deleted and n_debug_values into
43 account to guard remove_useless_value call.
44 (cselib_finish): Zero n_useless_debug_values.
45 * cselib.h (cselib_lookup_from_insn): Declare.
46 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
47 (sched_analyze_2): Likewise.
49 2010-03-30 Jakub Jelinek <jakub@redhat.com>
51 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
53 (adjust_mems): Replace narrowing SUBREG of expression containing
54 just PLUS, MINUS, MULT and ASHIFT of registers and constants
55 with operations in the narrower mode.
58 * var-tracking.c (dataflow_set_clear_at_call): Invalidate
59 just regs_invalidated_by_call instead all call_used_reg_set
62 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
65 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
66 pointer comparisons with types_compatible_p.
67 * tree-vect-stmts.c (vectorizable_call): Same.
68 (vectorizable_condition): Same.
70 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
72 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
73 stack check if the mask would be zero.
75 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
76 Jack Howarth <howarth@bromo.med.uc.edu>
78 * tree-profile.c (tree_init_ic_make_global_vars): Make static
81 2010-03-30 Joseph Myers <joseph@codesourcery.com>
84 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
86 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
87 Include ___unordxf2 and ___unordtf2.
88 * config/i386/libgcc-glibc.ver: Do not define inheritance from
91 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
93 * config/lm32/t-lm32: New file.
94 * config.gcc: Use the above file when targetting lm32.
96 2010-03-28 Duncan Sands <baldrick@free.fr>
98 * Makefile.in (PLUGIN_HEADERS): Add except.h.
100 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
103 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
104 Improve vectorization cost model diagnostic.
106 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
109 * tree-vect-data-refs.c (vect_analyze_data_refs): When
110 compute_data_dependences_for_loop returns false, early exit
111 and output an extra diagnostic for the failed data reference
114 2010-03-29 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/43560
117 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
119 (can_sm_ref_p): Treat stores to readonly locations as
122 2010-03-29 Jie Zhang <jie@codesourcery.com>
125 * toplev.c (process_options): Set optimization_default_node
126 and optimization_current_node.
127 * opts.c (decode_options): Don't set optimization_default_node
128 and optimization_current_node.
130 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
132 * config/rtems.h: Abandon -qrtems_debug.
134 2010-03-28 Jan Hubicka <jh@suse.cz>
136 PR tree-optimization/43505
137 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
138 map should not be copied.
140 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
143 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
144 cdtors, set DECL_PRESERVE_P.
145 * ipa.c (cgraph_externally_visible_p): Return true if declaration
148 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
150 PR tree-optimization/43528
151 * stor-layout.c (place_field): Check that constant fits into
152 unsigned HWI when skipping calculation of MS bitfield layout.
154 2010-03-27 Jan Hubicka <jh@suse.cz>
157 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
158 notice_global_symbol work.
160 2010-03-27 Jakub Jelinek <jakub@redhat.com>
162 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
163 instead of dwarf2out_decl.
164 (struct var_loc_node): Remove section_label field.
165 (dwarf2out_function_decl): New function.
166 (dwarf2out_var_location): Don't set section_label field.
167 (dwarf2out_begin_function): Don't empty decl_loc_table here.
169 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
171 PR tree-optimization/43544
172 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
173 First argument for builtin vectorized function hook is now a
174 tree to be able to distinguish between machine specific and
176 * targhooks.c (default_builtin_vectorized_function): Ditto.
177 * targhooks.h (default_builtin_vectorized_function): Ditto.
178 * target.h (struct gcc_target): Ditto.
179 * tree-vect-stmts.c (vectorizable_function): Ditto.
180 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
181 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
184 2010-03-26 Joseph Myers <joseph@codesourcery.com>
187 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
188 nested binding iff it is a FUNCTION_DECL.
189 (store_parm_decls_newstyle): Pass nested=true to bind for
190 FUNCTION_DECLs amongst parameters.
192 2010-03-26 Jakub Jelinek <jakub@redhat.com>
194 * var-tracking.c (vt_expand_loc_callback): Don't run
195 cselib_expand_value_rtx_cb in dummy mode if
196 cselib_dummy_expand_value_rtx_cb returned false.
198 * var-tracking.c (emit_note_insn_var_location): For one part
199 notes with offset 0, don't add EXPR_LIST around the location.
200 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
201 add_location_or_const_value_attribute): Adjust for that change.
204 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
205 into first operand and location into second.
206 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
207 dw_cfi_oprnd_loc for DW_CFA_expression.
208 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
209 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
210 assume first argument is regnum and second argument is location.
212 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
215 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
216 of scratch register to DImode. Split to DImode comparison operator.
217 Use SImode subreg of scratch register in the multiplication.
218 (*cmp_sadd_sidi): Ditto.
219 (*cmp_ssub_si): Ditto.
220 (*cmp_ssub_sidi): Ditto.
222 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
226 Remove invalid assert and wrong comment.
228 2010-03-26 Jakub Jelinek <jakub@redhat.com>
231 * flags.h (final_insns_dump_p): New extern.
232 * final.c (final_insns_dump_p): New variable.
233 (rest_of_clean_state): Set it before -fdump-final-insns=
234 dumping, clear afterwards.
235 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
236 MEM_ALIAS_SET on MEMs.
238 2010-03-26 David S. Miller <davem@davemloft.net>
240 * configure.ac: Fix sparc GOTDATA_OP bug check.
241 * configure: Rebuild.
243 2010-03-26 Alan Modra <amodra@gmail.com>
245 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
247 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
249 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
250 TLS_SECTION_ASM_FLAG.
252 2010-03-25 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
256 Clear first_function_block_is_cold.
259 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
260 argument if the argument is truth_value_p.
262 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
264 * config/rs6000/constraints.md: Update copyright year for my changes.
267 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
268 used in reg+reg addressing, swap registers.
270 2010-03-24 Jakub Jelinek <jakub@redhat.com>
273 * target.h (struct gcc_target): Add code_end hook.
274 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
276 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
277 * toplev.c (compile_file): Call targetm.asm_out.code_end
278 hook before unwind info/debug info output.
279 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
280 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
281 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
282 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
283 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
284 * config/i386/i386.c (ix86_file_end): Renamed to...
285 (ix86_code_end): ... this. Make static. Don't call
286 file_end_indicate_exec_stack. Emit unwind info using
287 final_start_function/final_end_function.
288 (darwin_x86_file_end): Remove.
289 (TARGET_ASM_CODE_END): Define.
290 * config/i386/i386.h (TARGET_ASM_FILE_END,
291 NEED_INDICATE_EXEC_STACK): Don't define.
292 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
293 (TARGET_ASM_FILE_END): Define to darwin_file_end.
294 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
295 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
298 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
299 at the beginning and final_end_function at the end.
300 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
302 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
304 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
305 and Sun as TLS syntax.
306 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
307 * configure: Regenerate.
308 * config.in: Regenerate.
309 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
310 (default_elf_asm_named_section): Use it.
311 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
312 (i386_output_dwarf_dtprel): Likewise.
313 (output_addr_const_extra): Likewise.
314 (output_pic_addr_const): Lowercase @GOTTPOFF.
315 (output_addr_const_extra): Likewise.
316 (output_pic_addr_const): Lowercase @GOTNTPOFF.
317 (output_addr_const_extra): Likewise.
318 (output_pic_addr_const): Lowercase @INDNTPOFF.
319 (output_addr_const_extra): Likewise.
320 (output_pic_addr_const): Lowercase @NTPOFF.
321 (output_addr_const_extra): Likewise.
322 (output_pic_addr_const): Lowercase @TPOFF.
323 (output_addr_const_extra): Likewise.
324 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
325 (*tls_global_dynamic_64): Likewise.
326 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
327 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
329 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
330 (ASM_OUTPUT_TLS_COMMON): Use it.
331 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
334 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
335 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
336 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
337 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
338 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
339 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
341 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343 * config/i386/i386.c (override_options): Don't accept
344 -mtls-dialect=sun any longer.
345 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
346 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
347 (*tls_local_dynamic_base_32_sun): Likewise.
348 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
350 2010-03-24 Jakub Jelinek <jakub@redhat.com>
353 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
354 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
357 * ira.c (adjust_cleared_regs): New function.
358 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
362 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
364 * expr.c (expand_expr_real): Restore previous
365 curr_insn_source_location and curr_insn_block after
366 expand_expr_real_1 call.
367 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
368 instead of expand_expr_real_1.
370 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
372 PR rtl-optimization/43413
373 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
376 2010-03-22 James E. Wilson <wilson@codesourcery.com>
379 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
380 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
382 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
384 * config/i386/i386.c (ix86_target_string): Add -mfma.
385 Fix a typo in comment.
387 2010-03-22 Mike Stump <mikestump@comcast.net>
390 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
391 Don't overly align based upon packed packed fields.
393 2010-03-22 Jason Merrill <jason@redhat.com>
395 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
396 Use () rather than [], and move before the element type.
398 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
400 * doc/configfiles.texi (Configuration Files): Removed
401 fixinc/Makefile*, intl/Makefile.*.
402 * doc/makefile.texi: Fixed markup. Abstract from version
404 (Makefile): Removed obsolete gcc/java/parse.y example.
405 * doc/sourcebuild.texi: Likewise.
406 (Top Level): Added config, gnattools, libdecnumber, libgcc,
407 libgomp, libssp. Removed fastjar.
408 (Miscellaneous Docs): Clarify location.
409 Added COPYING3, COPYING3.LIB.
410 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
412 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
415 * config/i386/i386.c (x86_function_profiler)
416 [!NO_PROFILE_COUNTERS]: Fix typo.
417 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
420 2010-03-22 Janis Johnson <janis187@us.ibm.com>
421 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
423 * doc/sourcebuild.texi (Test Directives): Split into six
424 subsections, with most of the current text in new subsections
425 Directives, Selectors, and Final Actions.
426 (Directives): Split list of test directives into multiple
428 (Selectors): Describe use and syntax of selectors.
429 (Effective-Target Keywords): Describe all existing keywords.
430 (Add Options): Describe features for dg-add-options.
431 (Require Support): Describe variants of dg-require-support.
432 (Final Actions): Describe commands to use in dg-final.
434 2010-03-22 Michael Matz <matz@suse.de>
437 * recog.c (validate_replace_rtx_group): Replace also in
438 REG_EQUAL and REG_EQUIV notes.
440 2010-03-22 Richard Guenther <rguenther@suse.de>
442 PR tree-optimization/43390
443 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
444 sure vector extracts are type correct.
446 2010-03-22 Richard Guenther <rguenther@suse.de>
449 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
450 x * sqrt (x) even when optimizing for size if the target
451 has native support for sqrt.
453 2010-03-22 Jakub Jelinek <jakub@redhat.com>
455 * varasm.c (make_decl_rtl_for_debug): Also clear
456 flag_mudflap for the duration of make_decl_rtl call.
459 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
460 locs from preserved VALUEs.
462 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
465 * pa.md (movmemsi): Set align to one if zero.
466 (movmemdi): Likewise.
468 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
471 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
472 with their corresponding prologue pushes.
474 2010-03-20 Andrew Pinski <pinskia@gmail.com>
477 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
478 at the begining or end.
479 (spu_expand_epilogue): Likewise.
481 2010-03-20 Richard Guenther <rguenther@suse.de>
483 PR rtl-optimization/43438
484 * combine.c (make_extraction): Properly zero-/sign-extend an
485 extraction of the low part of a CONST_INT. Also handle
488 2010-03-19 Mike Stump <mikestump@comcast.net>
490 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
491 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
492 (override_options): Use SUBTARGET32_DEFAULT_CPU.
494 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
497 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
500 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
502 PR rtl-optimization/42258
503 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
504 use that may match DEF.
507 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
508 the cost of loading the constant rather than assuming
510 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
511 outer code is AND, do the same tests as the andsi3 expander and
512 return COSTS_N_INSNS (1) if and is cheap.
514 * optabs.c (avoid_expensive_constant): Fix formatting.
516 2010-03-19 Michael Matz <matz@suse.de>
519 * attribs.c (decl_attributes): When rebuilding a function pointer
520 type use the same qualifiers as the original pointer type.
522 2010-03-19 Martin Jambor <mjambor@suse.cz>
524 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
525 and is_gimple_ip_invariant_address.
527 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
530 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
532 * config/arm/arm.c (arm_override_options): Turn off
533 flag_dwarf2_cfi_asm for AAPCS variants.
535 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
538 * config/arm/arm.c (emit_multi_reg_push): Update comments.
539 Use PRE_MODIFY instead of PRE_DEC.
540 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
541 (vfp_emit_fstmd): Likewise.
543 2010-03-19 Michael Matz <matz@suse.de>
546 * builtins.c (expand_builtin_interclass_mathfn,
547 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
550 2010-03-19 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/43415
553 * tree-ssa-pre.c (phi_translate): Split out worker to ...
554 (phi_translate_1): ... this.
555 (phi_translate): Move all caching here. Cache all NARY
556 and REFERENCE translations.
558 2010-03-19 David S. Miller <davem@davemloft.net>
560 With help from Eric Botcazou.
561 * config/sparc/sparc.c: Include dwarf2out.h.
562 (emit_pic_helper): Delete.
563 (pic_helper_symbol_name): Delete.
564 (pic_helper_emitted_p): Delete.
565 (pic_helper_needed): New.
566 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
567 (get_pc_thunk_name): New.
568 (load_pic_register): Remove 'delay_pic_helper' arg. Use
569 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
570 Set pic_helper_needed to true. Don't call emit_pic_helper.
571 (sparc_expand_prologue): Update load_pic_register call.
572 (sparc_output_mi_thunk): Likewise.
573 (sparc_file_end): Emit a hidden comdat symbol for the PIC
574 thunk if possible. Output CFI information as needed.
576 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
577 Jack Howarth <howarth@bromo.med.uc.edu>
580 * config/i386/i386.h: Fix ABI on darwin x86-32.
582 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
584 * tree.h: Declare make_decl_rtl_for_debug.
585 * varasm.c (make_decl_rtl_for_debug): New.
586 * dwarf2out.c (rtl_for_decl_location): Call it.
587 * cfgexpand.c (expand_debug_expr): Call it.
589 2010-03-18 Jakub Jelinek <jakub@redhat.com>
592 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
596 * var-tracking.c (vt_init_cfa_base): Do nothing if
597 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
599 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
602 * var-tracking.c (canonicalize_vars_star): New.
603 (dataflow_post_merge_adjust): Use it.
605 2010-03-18 Jakub Jelinek <jakub@redhat.com>
608 * var-tracking.c (non_suitable_const): New function.
609 (add_uses): For DEBUG_INSNs with constants, don't record any
610 value, instead just the constant value itself.
611 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
612 is not VAR_LOC_UNKNOWN_P, set var to the constant.
613 (emit_notes_in_bb): Likewise.
614 (emit_note_insn_var_location): For onepart variables if
615 cur_loc is a VOIDmode constant, use DECL_MODE.
617 2010-03-18 Martin Jambor <mjambor@suse.cz>
620 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
621 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
622 all non-clones. Moved call redirection...
623 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
624 (cgraph_materialize_all_clones): Dispose of all
625 combined_args_to_skip bitmaps.
626 (verify_cgraph_node): Do not check for edges pointing to wrong
627 nodes in inline clones.
628 * tree-inline.c (copy_bb): Call
629 cgraph_redirect_edge_call_stmt_to_callee.
630 * ipa.c (cgraph_remove_unreachable_nodes): Call
631 cgraph_node_remove_callees even when there are used clones.
633 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
635 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
637 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
640 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
643 2010-03-18 Michael Matz <matz@suse.de>
646 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
647 into sqrt(x) if we need to preserve signed zeros.
649 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
650 Eric Botcazou <ebotcazou@adacore.com>
652 PR rtl-optimization/43360
653 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
654 note if we don't know its invariant status.
656 2010-03-18 Michael Matz <matz@suse.de>
658 PR tree-optimization/43402
659 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
660 PHI chains of ssa names registered for update.
662 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
665 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
666 non-offsettable and pre_modify update addressing.
667 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
668 and "2" alternatives "#".
669 (*movdd_softfloat32): Make all alternatives "#";
670 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
671 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
672 (*movdf_softfloat32): Make all alternatives "#";
673 (movdi): Use the new DIFD mode iterator to create a common splitter
674 for movdi, movdf and movdd patterns.
676 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
678 * common.opt (dumpdir): Remove redundant tab.
680 2010-03-17 Martin Jambor <mjambor@suse.cz>
682 PR tree-optimization/43347
683 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
684 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
686 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
688 PR rtl-optimization/42216
689 * regrename.c (create_new_chain): New function, broken out from...
690 (scan_rtx_reg): ... here. Call it. Handle the case where we are
691 appending a use to an empty chain.
692 (build_def_use): Remove previous changes that convert OP_INOUT to
693 OP_OUT operands; instead detect the case where an OP_INOUT operand
694 uses a previously untracked register and create an empty chain for it.
696 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
698 * doc/extend.texi (Function Attributes): Rewrite unfinished
699 sentence in ms_abi documentation.
701 2010-03-17 Alan Modra <amodra@gmail.com>
703 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
704 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
705 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
706 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
708 2010-03-16 Richard Henderson <rth@redhat.com>
711 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
712 (lower_try_finally): Save and restore eh_seq around the expansion
715 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
717 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
718 statements before splitting block.
720 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
722 * doc/sourcebuild.texi (Testsuites): Fix markup.
723 Use pathnames relative to gcc/testsuite.
724 (Test Directives): Move description of how timeout is determined.
725 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
726 (C Tests): Correct gcc.misc-tests directory.
727 Framework tests now live in gcc.test-framework.
729 2010-03-16 Richard Guenther <rguenther@suse.de>
732 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
733 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
735 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
736 Alexandre Oliva <aoliva@redhat.com>
738 PR tree-optimization/42917
739 * lambda-code.c (remove_iv): Skip debug statements.
740 (lambda_loopnest_to_gcc_loopnest): Likewise.
741 (not_interesting_stmt): Debug statements are not interesting.
743 2010-03-16 Jakub Jelinek <jakub@redhat.com>
747 * cselib.c (cselib_preserve_constants,
748 cfa_base_preserved_val): New static variables.
749 (preserve_only_constants): New function.
750 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
751 clear its REG_VALUES. If cselib_preserve_constants, don't
752 empty the whole hash table, but preserve there VALUEs with constants,
753 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
754 (cselib_preserve_cfa_base_value): New function.
755 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
756 (cselib_init): Change argument to int bitfield. Set
757 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
759 (cselib_finish): Clear cselib_preserve_constants and
760 cfa_base_preserved_val.
761 * cselib.h (enum cselib_record_what): New enum.
762 (cselib_init): Change argument to int.
763 (cselib_preserve_cfa_base_value): New prototype.
764 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
765 * dse.c (dse_step1): Likewise.
766 * cfgcleanup.c (thread_jump): Likewise.
767 * sched-deps.c (sched_analyze): Likewise.
768 * gcse.c (local_cprop_pass): Likewise.
769 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
770 If FN is non-NULL, call the callback always and whenever it returns
771 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
772 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
773 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
774 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
775 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
776 * var-tracking.c: Include recog.h.
777 (bb_stack_adjust_offset): Remove.
778 (vt_stack_adjustments): Don't call it, instead just gather the
779 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
780 (adjust_stack_reference): Remove.
781 (compute_cfa_pointer): New function.
782 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
783 (struct adjust_mem_data): New type.
784 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
786 (get_address_mode): New function.
787 (replace_expr_with_values): Use it.
788 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
789 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
790 (adjust_sets): Remove.
791 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
792 Use get_address_mode.
793 (get_adjusted_src): Remove.
794 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
795 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
796 (add_with_sets): Don't call adjust_sets.
797 (fp_setter, vt_init_cfa_base): New functions.
798 (vt_initialize): Change return type to bool. Move most of pool etc.
799 initialization to the beginning of the function from end. Pass
800 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
801 If !frame_pointer_needed, call vt_stack_adjustment before mos
802 vector is filled, call vt_init_cfa_base if argp/framep has been
803 eliminated to sp. If frame_pointer_needed and argp/framep has
804 been eliminated to hard frame pointer, set
805 hard_frame_pointer_adjustment and call vt_init_cfa_base after
806 encountering fp setter in the prologue. For MO_ADJUST, call
807 log_op_type before pusing the op into mos vector, not afterwards.
808 Call adjust_insn before cselib_process_insn/add_with_sets,
809 call cancel_changes (0) afterwards.
810 (variable_tracking_main_1): Adjust for vt_initialize calling
811 vt_stack_adjustments and returning whether it succeeded or not.
813 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
815 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
818 2010-03-15 Jakub Jelinek <jakub@redhat.com>
820 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
822 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
823 drap_reg has not been set.
825 2010-03-15 Michael Matz <matz@suse.de>
828 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
829 use it to expand block copies.
830 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
831 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
832 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
834 2010-03-15 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/43367
837 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
840 2010-03-15 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/43317
843 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
845 2010-03-15 Martin Jambor <mjambor@suse.cz>
847 PR tree-optimization/43141
848 * tree-sra.c (create_abstract_origin): New function.
849 (modify_function): Call create_abstract_origin.
851 2010-03-15 Chris Demetriou <cgd@google.com>
853 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
859 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
860 call insert_out_of_ssa_copy for default definitions.
862 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
864 * graphite-clast-to-gimple.c (my_long_long): Defined.
865 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
866 * graphite-sese-to-poly.c (my_long_long): Defined.
867 (scop_ivs_can_be_represented): Use it.
869 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
871 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
872 graphite-max-bbs-per-function, and loop-block-tile-size.
873 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
875 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
877 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
879 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
881 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
882 (add_upper_bounds_from_estimated_nit): New.
883 (build_loop_iteration_domains): Use it.
885 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
887 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
889 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
892 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
893 should be an INTEGER_CST. Also handle CASE_CONVERT.
895 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
897 * graphite.c (graphite_initialize): To bound the number of bbs per
898 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
899 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
900 * doc/invoke.texi: Document it.
902 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
904 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
905 * graphite-sese-to-poly.h (build_poly_scop): Same.
907 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
909 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
910 the number of parameters in the scop. Use as an upper bound
911 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
912 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
913 * doc/invoke.texi: Document it.
915 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
917 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
918 * doc/c-tree.texi: Remove.
919 * doc/generic.texi: Merge c-tree.texi here.
920 * doc/gccint.texi (Trees): Remove menu entry.
921 (c-tree.texi): Remove @include.
922 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
923 * doc/languages.texi (Reading RTL): Ditto.
925 2010-03-12 Steve Ellcey <sje@cup.hp.com>
928 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
930 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
933 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
934 code added to work around reload clobbering CONST insns.
936 2010-03-12 Jakub Jelinek <jakub@redhat.com>
938 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
939 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
940 (cselib_preserve_only_values): Remove retain argument, don't
941 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
942 * cselib.h (cselib_preserve_only_values): Remove retain argument.
943 * var-tracking.c (micro_operation): Move insn field before union.
944 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
945 (struct variable_tracking_info_def): Remove n_mos field, change
946 mos into a vector of micro_operations.
947 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
948 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
949 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
950 changing into a vector.
951 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
952 come before all other uops generated by add_stores.
953 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
955 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
956 a vector. Run just one pass over the bbs instead of separate counting
957 and computation phase.
958 (vt_finalize): Free VTI (bb)->mos vector instead of array.
961 * tree-inline.c (remap_decls): Put old_var rather than origin_var
962 into *nonlocalized_list vector.
963 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
964 even if origin is non-NULL.
965 (gen_variable_die): Likewise.
966 (process_scope_var): Don't change origin.
967 (gen_decl_die): Likewise.
968 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
969 before adding new edges instead of after it, fix moving over
972 2010-03-11 David S. Miller <davem@davemloft.net>
974 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
976 * configure: Rebuild.
978 2010-03-11 Martin Jambor <mjambor@suse.cz>
980 PR tree-optimization/43257
981 * tree.c (assign_assembler_name_if_neeeded): New function.
982 (free_lang_data_in_cgraph): Assembler name assignment moved to the
984 * tree.h (assign_assembler_name_if_neeeded): Declare.
985 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
986 the function if needed.
988 2010-03-11 Chris Demetriou <cgd@google.com>
990 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
991 include/stdint-gcc.h, and include/stdint.h world-readable.
993 2010-03-11 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/43255
996 * tree-vrp.c (process_assert_insertions_for): Do not insert
997 asserts for trivial conditions.
999 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1001 PR tree-optimization/43280
1002 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1003 generation. Move calculation of size out of the if branch.
1004 (find_bswap): Modify compare number generation.
1006 2010-03-11 Richard Guenther <rguenther@suse.de>
1009 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1010 (input_gimple_stmt): Fixup handled component types during
1011 operand read. Also fix up decls in ADDR_EXPRs.
1013 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1015 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1016 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1018 2010-03-10 Jan Hubicka <jh@suse.cz>
1021 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1022 * varasm.c (get_variable_section): Don't do that here...
1023 (make_decl_rtl): ... and here.
1024 (do_assemble_alias): Produce decl RTL.
1025 (assemble_alias): Likewise.
1027 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1030 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1031 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1033 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1034 (based_loc_descr): Only express drap or vdrap regno based expressions
1035 using DW_OP_fbreg when not optimizing.
1036 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1037 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1038 REG_CFA_SET_VDRAP note.
1040 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1042 PR tree-optimization/43236
1043 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1044 error in calculation of base address in reverse iteration case.
1045 (generate_builtin): Take number of latch executions if the statement
1048 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1051 * tree-eh.c: Include pointer-set.h.
1052 (lower_eh_dispatch): Filter out duplicate case labels and
1053 remove the unneeded edge when the label is unused. Return
1054 true when some edges are removed.
1055 (execute_lower_eh_dispatch): When any lowering resulted in
1056 removing an edge, also delete unreachable blocks.
1058 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1061 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1062 UNSPEC_MACHOPIC_OFFSET.
1064 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1067 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1068 (m68k_delegitimize_address): New function.
1070 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1073 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1076 * var-tracking.c (adjust_sets): New function.
1077 (count_with_sets, add_with_sets): Use it.
1078 (get_adjusted_src): New inline function.
1079 (add_stores): Use it.
1082 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1083 call cselib_dummy_expand_value_rtx_cb instead of
1084 cselib_expand_value_rtx_cb.
1087 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1088 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1089 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1090 and .cfi_endproc around the pic thunks.
1091 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1092 all queued unwind info register saves are saved before the call.
1093 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1094 considered as sp-=4 for unwind info and the pop as sp+=4 which
1095 also clobbers dest, but doesn't actually restore it.
1098 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1099 RTX_FRAME_RELATED_P.
1101 2010-03-09 Jie Zhang <jie@codesourcery.com>
1103 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1104 whitespaces in output template.
1106 2010-03-09 Jie Zhang <jie@codesourcery.com>
1108 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1111 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1113 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1114 builtins.exp in a separate job.
1116 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-sese-to-poly.c (add_param_constraints): Use
1119 lower_bound_in_type and upper_bound_in_type.
1121 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1123 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1124 instead of unsigned_type_node.
1126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1127 Reza Yazdani <reza.yazdani@amd.com>
1130 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1131 on pointer type parameters.
1133 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1137 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1138 handle conversions from pointer to integers.
1139 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1140 induction variable, to be able to work with code generated by CLooG.
1141 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1142 (build_poly_scop): Bail out if we cannot codegen a loop.
1144 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1146 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1147 code generation with gloog_error.
1149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1151 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1152 Call fold_convert on all the returned values.
1153 (expand_scalar_variables_expr): Pass to
1154 expand_scalar_variables_ssa_name the type of the resulting expression.
1156 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1158 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1159 ppl_min_for_le_pointset.
1160 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1161 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-dependences.c (map_into_dep_poly): Removed.
1166 (dependence_polyhedron_1): Use combine_context_id_scat.
1168 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1171 (struct poly_bb): Same.
1172 (combine_context_id_scat): New.
1174 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1177 * sese.c (name_defined_in_loop_p): Return false for default
1180 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1182 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1183 and clean up the logic.
1185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1187 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1190 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1192 * var-tracking.c (remove_cselib_value_chains): Define only for
1194 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1195 delete_slot_part, emit_notes_for_differences_1): Don't call
1196 remove_cselib_value_chains here.
1197 (set_slot_part, emit_notes_for_differences_2): Don't call
1198 add_cselib_value_chains here.
1199 (preserved_values): New vector.
1200 (preserve_value): New function.
1201 (add_uses, add_stores, vt_add_function_parameters): Use it
1202 instead of cselib_preserve_value.
1203 (changed_values_stack): New vector.
1204 (check_changed_vars_0): New function.
1205 (check_changed_vars_1, check_changed_vars_2): Use it.
1206 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1207 changed_values_stack VALUEs.
1208 (vt_emit_notes): For all preserved_values call
1209 add_cselib_value_chains. If ENABLE_CHECKING call
1210 remove_cselib_value_chains before verifying value_chains is empty.
1211 Initialize and free changed_values_stack.
1212 (vt_initialize): Initialize preserved_values.
1213 (vt_finalize): Free preserved_values.
1215 2010-03-08 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/43269
1218 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1221 2010-03-08 Martin Jambor <mjambor@suse.cz>
1223 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1224 (ipa_is_param_called): Removed.
1225 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1226 (ipa_print_node_params): Do not print the called flag.
1227 (ipa_write_node_info): Do not stream the called flag.
1228 (ipa_read_node_info): Likewise.
1230 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1233 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1234 * cselib.c (struct expand_value_data): Add dummy field.
1235 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1237 (cselib_dummy_expand_value_rtx_cb): New function.
1238 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1240 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1241 * var-tracking.c: Include pointer-set.h.
1242 (variable): Change n_var_parts to char from int. Add
1243 cur_loc_changed and in_changed_variables fields.
1244 (variable_canonicalize): Remove.
1245 (shared_var_p): New inline function.
1246 (unshare_variable): Maintain cur_loc_changed and
1247 in_changed_variables fields. If var was in changed_variables,
1248 replace it there with new_var. Just copy cur_loc instead of
1249 resetting it to something else.
1250 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1251 (dataflow_set_union): Don't call variable_canonicalize.
1252 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1253 of their DEBUG_EXPR_TREE_DECLs.
1254 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1255 and in_changed_variables and cur_loc_changed is false.
1256 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1257 and cur_loc_changed. Don't update cur_loc here.
1258 (variable_merge_over_src): Don't call variable_canonicalize.
1259 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1260 removing loc that is equal to cur_loc, clear cur_loc,
1261 set cur_loc_changed and ensure variable_was_changed is called.
1262 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1263 compare pointers in cur_loc check, if it is equal to loc,
1264 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1265 (variable_different_p): Remove compare_current_location argument,
1266 don't compare cur_loc.
1267 (dataflow_set_different_1): Adjust variable_different_p caller.
1268 (variable_was_changed): If dv had some var in changed_variables
1269 already, reset in_changed_variables flag for it and propagate
1270 cur_loc_changed over to the new variable. On empty var
1271 always set cur_loc_changed. Set in_changed_variables on whatever
1272 var is added to changed_variables.
1273 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1274 Use shared_var_p. When removing loc that is equal to cur_loc,
1275 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1276 end, don't set it to something else, just call variable_was_changed.
1277 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1278 loc being removed, clear cur_loc and set cur_loc_changed.
1279 Set cur_loc_changed if all locations have been removed.
1280 (struct expand_loc_callback_data): New type.
1281 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1282 allocated. Always create SUBREGs if simplify_subreg failed.
1283 Prefer to use cur_loc, when that fails and still in
1284 changed_variables (and seen first time) recompute it. Set
1285 cur_loc_changed of variables which had to change cur_loc and
1286 compute elcd->cur_loc_changed if any of the subexpressions used
1287 had to change cur_loc.
1288 (vt_expand_loc): Adjust to pass arguments in
1289 expand_loc_callback_data structure.
1290 (vt_expand_loc_dummy): New function.
1291 (emitted_notes): New variable.
1292 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1293 that weren't used for any other decl in current
1294 emit_notes_for_changes call call vt_expand_loc_dummy to update
1295 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1296 first loc_chain location if NULL before. Always use just
1297 cur_loc instead of first loc_chain location. When cur_loc_changed
1298 is false, when not --enable-checking=rtl just don't emit any note.
1299 When rtl checking, compute the note and assert it is the same
1300 as previous note. Clear cur_loc_changed and in_changed_variables
1301 at the end before removing from changed_variables.
1302 (check_changed_vars_3): New function.
1303 (emit_notes_for_changes): Traverse changed_vars to call
1304 check_changed_vars_3 on each changed var.
1305 (emit_notes_for_differences_1): Clear cur_loc_changed and
1306 in_changed_variables. Recompute cur_loc of new_var.
1307 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1308 (vt_emit_notes): Initialize and destroy emitted_notes.
1310 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1312 PR rtl-optimization/42220
1313 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1314 Use verify_reg_tracked to determine if we should use OP_OUT rather
1316 (build_def_use): If we see an in-out operand for a register that we
1317 know nothing about, treat is an output if possible, fail the block if
1320 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1323 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1326 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1329 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1330 uses of relevant DEFs that are dead outside the loop too.
1332 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1334 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1336 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1338 * var-tracking.c (values_to_unmark): New variable.
1339 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1340 values_to_unmark vector. Moved body to...
1341 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1342 instead queue it into values_to_unmark vector.
1343 (vt_find_locations): Free values_to_unmark vector.
1345 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1347 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1348 (site.exp): Export them when plugins are enabled.
1350 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1353 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1355 (chrec_fold_multiply): Same.
1357 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1360 * c-decl.c (build_compound_literal): Return early if init is
1363 2010-03-04 Martin Jambor <mjambor@suse.cz>
1365 PR tree-optimization/43164
1366 PR tree-optimization/43191
1367 * tree-sra.c (type_consists_of_records_p): Reject records with
1368 zero-size bit-fields at the end.
1370 2010-03-04 Mike Stump <mikestump@comcast.net>
1372 * Makefile.in (TAGS): Remove *.y.
1374 2010-03-04 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/40761
1377 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1379 (my_rev_post_order_compute): New function.
1380 (init_pre): Call it.
1382 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1385 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1386 decrease the cost of an IV candidate when the cost is infinite.
1388 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1390 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1391 Use '3DNow!' for the extension of that name, ensure normal space
1393 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1395 2010-03-03 Jeff Law <law@redhat.com>
1397 * PR middle-end/32693
1398 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1399 than gen_rtx_SUBREG.
1400 (extract_bit_field_1): Likewise.
1402 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1404 * doc/sourcebuild.texi (Test directives): Document that arguments
1405 include-opts and exclude-opts are now optional for dg-skip-if,
1406 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1408 2010-03-03 Jason Merrill <jason@redhat.com>
1411 * cgraph.h (varpool_node): Add extra_name field.
1412 * varpool.c (varpool_extra_name_alias): New.
1413 (varpool_assemble_decl): Emit extra name aliases.
1414 (varpool_mark_needed_node): Look past an extra name alias.
1415 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1416 * lto-streamer-in.c (lto_input_tree): Read it.
1417 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1419 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1421 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1422 (sparc*-*-solaris2*): ...this.
1424 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1427 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1428 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1429 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1430 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1433 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1434 fallthrough to default handling, just with want_address 0 instead of 2.
1435 For single element lists, add_AT_loc directly, otherwise create an
1436 artificial variable DIE and stick location list to it.
1439 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1440 (VAL_EXPR_HAS_REVERSE): Define.
1441 (reverse_op): New function.
1442 (add_stores): For reversible operations add an extra MO_VAL_USE.
1444 2010-03-02 Jason Merrill <jason@redhat.com>
1446 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1448 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1450 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1451 (sparc64-*-linux*): Likewise.
1452 (sparc64-*-solaris2*): Include assembler files before linker ones.
1453 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1454 * config/sparc/gas.h: Delete.
1455 * config/sparc/sol2-64.h: Add copyright notice.
1456 * config/sparc/sol2-gas-bi.h: Likewise.
1457 * config/sparc/sol2-gld.h: Likewise.
1458 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1459 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1460 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1461 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1462 (sparc_elf_asm_named_section): Rename into...
1463 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1465 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1467 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1469 2010-03-02 Jeff Law <law@redhat.com>
1472 * reload1.c (rtx_p, substitute_stack): Declare.
1473 (substitute): Record addresses of changed rtxs.
1474 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1475 Restore the original rtx when complete.
1476 (reload): Free subsitute_stack when complete.
1478 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1480 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1481 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1483 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1484 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1485 Torture Tests): Change from subsection to section.
1487 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1488 Steven Bosscher <steven@gcc.gnu.org>
1490 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1493 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1496 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1497 the assignment from the new induction variable to the assignment
1498 of the value from the original loop PHI function.
1500 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1501 Daniel Jacobowitz <dan@codesourcery.com>
1503 * doc/sourcebuild.texi (Test directives): Clarify options to
1506 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1508 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1509 Disable cfi directives unless GCC and gas agree on using read-only
1510 .eh_frame sections for 64-bit.
1511 * configure: Regenerate.
1513 2010-03-01 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/43220
1516 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1517 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1519 2010-03-01 Richard Guenther <rguenther@suse.de>
1520 Martin Jambor <mjambor@suse.cz>
1523 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1524 gimplified parameters.
1526 2010-03-01 Christian Bruel <christian.bruel@st.com>
1528 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1530 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1532 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1534 2010-03-01 Richard Guenther <rguenther@suse.de>
1537 * expr.c (expand_assignment): Use the alias-oracle to tell
1538 if the rhs aliases the result decl.
1540 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1543 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1544 to sol_gt_pch_get_address.
1545 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1546 64-bit, SPARC and x86.
1547 (sol_gt_pch_get_address): New function.
1549 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1551 * toplev.h (inform_n, error_n): Declare.
1552 * diagnostic.c (inform_n, error_n): New function.
1554 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1556 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1557 has no rtl yet when processing local_decls, queue it and recheck
1558 if deferred stack allocation hasn't assigned it rtl.
1560 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1562 * config/sh/sh.c (unspec_bbr_uid): New.
1563 (gen_block_redirect): Use it instead of INSN_UID.
1564 (gen_far_branch): Likewise.
1566 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1568 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1569 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1571 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1573 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1574 (Warning Options): -Wno-conversion-null is valid for
1575 Objective-C++ as well.
1576 * doc/tm.texi (Named Address Spaces): Likewise.
1577 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1578 * doc/tree-ssa.texi (Tree SSA): Likewise.
1580 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1583 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1584 by default. Don't set the default arch for
1585 i[34567]86-*-darwin*|x86_64-*-darwin*.
1587 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1590 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1591 default. Set the default 32bit/64bit archs with $with_arch
1592 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1594 2010-02-27 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/43186
1597 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1598 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1599 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1600 unroller iterations.
1602 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1604 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1605 required and i[34567]86-*-* targets don't support 64bit ISA.
1607 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1610 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1613 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1615 * config.gcc: Set the default arch at least to Prescott for
1616 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1617 if SSE math is enabled.
1619 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * diagnostic.c (diagnostic_initialize): Update.
1622 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1624 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1625 (diagnostic_inhibit_notes): New.
1626 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1628 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1631 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1632 * doc/standards.texi: Likewise.
1633 * doc/extend.texi: Likewise.
1634 * doc/trouble.texi: Likewise.
1635 * doc/cppopts.texi: Likewise.
1636 * doc/install.texi: Likewise.
1637 * c.opt (std=c90,std=gnu90): New options.
1638 * c-opts.c (c_common_handle_option): Handle them.
1640 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1643 * c-decl.c (undeclared_variable): Use an informative note.
1645 2010-02-26 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/43186
1648 * gimple.h (gimple_fold): Remove.
1649 * gimple.c (gimple_fold): Remove. Inline into single user ...
1650 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1651 Try harder for conditions.
1653 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1656 * function.c (used_types_insert): Don't skip through named pointer
1657 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1658 and it is different from the main variant's type.
1660 2010-02-26 Nick Clifton <nickc@redhat.com>
1662 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1664 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1666 * config.gcc: Support --with-fpmath=sse for x86.
1668 * config/i386/ssemath.h: New.
1670 * doc/install.texi (--with-fpmath=sse): Documented.
1672 2010-02-26 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/43188
1675 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1676 vector types of over-aligned element type.
1678 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1681 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1682 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1684 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1686 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1688 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1690 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1691 * var-tracking.c: Include diagnostic.h.
1692 (debug_dv): New function.
1693 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1696 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1697 (add_value_chain, add_value_chains, remove_value_chain,
1698 remove_value_chains): Handle DEBUG_EXPRs.
1699 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1702 * regcprop.c (struct queued_debug_insn_change): New type.
1703 (struct value_data_entry): Add debug_insn_changes field.
1704 (struct value_data): Add n_debug_insn_changes field.
1705 (debug_insn_changes_pool): New variable.
1706 (free_debug_insn_changes, apply_debug_insn_changes,
1707 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1708 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1709 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1711 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1713 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1714 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1715 changes, call cprop_find_used_regs via note_stores.
1716 (copyprop_hardreg_forward): When copying vd from predecessor
1717 which has any queued DEBUG_INSN changes, make sure the pointers are
1718 cleared. At the end call df_analyze and then if there are any
1719 DEBUG_INSN changes queued at the end of some basic block for still
1720 live registers, apply them.
1721 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1723 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1725 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1728 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1730 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1731 targets. Set the default with_cpu/with_arch from arch/cpu.
1732 Allow x86-64 and native for with_cpu/with_arch.
1734 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1736 * ebitmap.c: Change calls to verify_popcount with calls to
1737 sbitmap_verify_popcount.
1738 (ebitmap_clear_bit): Fixed map->cacheindex test and
1739 map>cache update when bit clearing results in an empty
1742 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1745 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1746 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1747 and support both V2DF and V2DI modes.
1748 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1749 support both V2DF and V2DI modes.
1750 (general): Delete trailing whitespace from a few patterns.
1752 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1753 V2DF/V2DI interleave high/low builtins.
1755 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1758 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1759 interleave high/low functions.
1761 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1763 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1764 #pragma extern_prefix.
1766 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1769 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1770 BLKmode, assert op0 is a MEM and just adjust its mode.
1773 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1774 if bitpos isn't multiple of mode's bitsize.
1776 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1778 * c.opt (-ftemplate-depth=): New.
1779 (-ftemplate-depth-): Deprecate.
1780 * optc-gen.awk: Handle -ftemplate-depth=.
1781 * opth-gen.awk: Likewise.
1782 * c-opts.c (c_common_handle_option): Likewise.
1783 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1785 2010-02-24 Jason Merrill <jason@redhat.com>
1787 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1789 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1791 * cfg.c (alloc_aux_for_block): Remove inline.
1792 (alloc_aux_for_edge): Likewise.
1794 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1796 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1798 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1800 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1801 * config/i386/sol2-gas.h: New file.
1802 * config.gcc (i[34567]86-*-solaris2*): Use it.
1804 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1807 * c-typeck.c (ep_convert_and_check): New.
1808 (build_conditional_expr): Use it.
1809 (build_binary_op): Likewise.
1811 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1813 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1816 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1817 bounds even for -O+.
1818 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1819 expr needs to have DECL_NAME set.
1821 2010-02-24 Nick Clifton <nickc@redhat.com>
1823 * config/mep/mep.c: Include gimple.h.
1824 (mep_function_uses_sp): Delete unused function.
1825 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1826 parameters. Use unsigned integers to count args. Return a
1827 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1829 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1832 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1833 greater or equal to nelt instead of 2 * nelt.
1834 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1837 2010-02-23 Jason Merrill <jason@redhat.com>
1840 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1841 in cfun->local_decls even if they have register types.
1844 * stor-layout.c (place_field): Don't warn about unnecessary
1845 DECL_PACKED if the type is packed.
1847 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1850 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1851 GOTOFF relocs, even when the base reg isn't pic pointer.
1853 2010-02-23 Michael Matz <matz@suse.de>
1856 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1857 (expand_gimple_basic_block): Generate and use debug temps if there
1858 are debug uses left after the last real use of TERed ssa names.
1859 Unlink debug immediate uses when they are expanded.
1861 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1864 * config/i386/i386.c (override_options): Reorganise to provide
1865 better error messages.
1867 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1870 * graphite-scop-detection.c (create_single_exit_edge): Move
1871 the call to find_single_exit_edge to....
1872 (create_sese_edges): ...here. Don't handle multiple edges
1873 exiting the function.
1874 (build_graphite_scops): Don't handle multiple edges
1875 exiting the function.
1877 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1880 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1881 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1883 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1886 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1888 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1891 * c-typeck.c (convert_arguments): Print declaration location.
1892 * c-common.c (validate_nargs): Rename as
1893 builtin_function_validate_nargs.
1894 (check_builtin_function_arguments): Update.
1896 2010-02-22 Richard Guenther <rguenther@suse.de>
1899 * tree-inline.c (declare_return_variable): Use the type of
1900 the call stmt lhs if available.
1902 2010-02-22 Duncan Sands <baldrick@free.fr>
1904 * passes.c (register_pass): Always consider all pass lists when
1905 ref_pass_instance_number is zero.
1907 2010-02-22 Richard Guenther <rguenther@suse.de>
1909 PR tree-optimization/42749
1910 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1911 parameter. Do arithmetic in the original type.
1912 (update_accumulator_with_ops): Likewise.
1913 (adjust_accumulator_values): Adjust.
1915 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1917 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1918 (QI to BLKmode splitter): New splitter.
1920 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1923 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1925 2010-02-22 Richard Guenther <rguenther@suse.de>
1927 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1929 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1931 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1932 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1933 ($(T)crti.o, $(T)crtn.o): Remove rules.
1935 2010-02-21 Tobias Burnus <burnus@net-b.de>
1938 * doc/invoke.texi (-fassociative-math): Document that this
1939 option is automatically enabled for Fortran.
1941 2010-02-20 David S. Miller <davem@davemloft.net>
1943 * configure.ac: Test if linker and assembler properly support
1944 GOTDATA_OP relocations.
1945 * configure: Rebuild.
1946 * config.in: Likewise.
1947 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1948 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1949 (movsi_high_pic): Likewise.
1950 (movdi_lo_sum_pic): Likewise.
1951 (movdi_high_pic): Likewise.
1952 (movsi_pic_gotdata_op): New pattern.
1953 (movdi_pic_gotdata_op): Likewise.
1954 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1955 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1957 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1961 attribute to ssemul.
1962 (xop_mulv2div2di3_high): Ditto.
1964 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1967 * c.opt (Wconversion-null): New option.
1968 * doc/invoke.texi (Wconversion-null): Document.
1970 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1972 * common.opt (Wlarger-than-): Add Undocumented.
1974 2010-02-19 Mike Stump <mikestump@comcast.net>
1976 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1978 2010-02-19 Jason Merrill <jason@redhat.com>
1981 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1982 * configure: Likewise.
1984 2010-02-20 Alan Modra <amodra@gmail.com>
1987 * cgraph.h (cgraph_make_decl_local): Declare.
1988 * cgraph.c (cgraph_make_decl_local): New function.
1989 (cgraph_make_node_local): Use it.
1990 * cgraphunit.c (cgraph_function_versioning): Likewise.
1991 * ipa.c (function_and_variable_visibility): Likewise.
1993 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1996 * except.c (sjlj_emit_function_enter): Don't call
1997 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1999 * rtl.h (add_reg_br_prob_note): Remove prototype.
2001 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2004 * c-common.c (conversion_warning): Remove widening conversions
2005 before checking the conversion of integers to reals.
2007 2010-02-19 Mike Stump <mikestump@comcast.net>
2010 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2013 * cgraphunit.c (process_function_and_variable_attributes): Check
2014 DECL_PRESERVE_P instead of looking up attribute "used".
2015 * ipa-pure-const.c (check_decl): Likewise.
2016 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2017 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2018 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2019 instead of attribute "used".
2020 * config/sol2-c.c (solaris_pragma_init): Likewise.
2021 (solaris_pragma_fini): Likewise.
2023 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2025 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2026 Use XCNEW instead of xcalloc.
2027 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2028 XNEW instead of xmalloc.
2029 (get_fields): Use XNEWVEC instead of xmalloc.
2032 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2033 populate vars array.
2034 (create_new_general_access): For debug stmts just reset value.
2035 (get_stmt_accesses): For accesses within debug stmts just record them
2036 using add_access_to_acc_sites instead of preventing the peeling or
2037 counting them as accesses.
2040 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2042 2010-02-19 Richard Guenther <rguenther@suse.de>
2044 PR tree-optimization/42916
2045 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2048 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2050 * configure.ac: Replace all uses of changequote in macro arguments
2051 with proper quoting.
2053 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2056 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2058 2010-02-19 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/42944
2061 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2062 test for aliasing with errno.
2064 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2067 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2068 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2069 * dojump.c: Include output.h.
2070 (inv): New inline function.
2071 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2072 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2073 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2074 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2075 argument, pass it down to other calls.
2076 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2077 add REG_BR_PROB note to the conditional jump.
2078 * cfgexpand.c (add_reg_br_prob_note): Removed.
2079 (expand_gimple_cond): Don't call it, add the probability
2080 as last argument to jumpif_1/jumpifnot_1.
2081 * Makefile.in (dojump.o): Depend on output.h.
2082 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2084 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2085 * stmt.c (do_jump_if_equal): Likewise.
2086 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2087 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2088 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2090 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2091 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2092 jumpifnot_1 callers.
2093 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2095 (store_expr): Adjust jumpifnot caller.
2096 (store_constructor): Adjust jumpif caller.
2099 * gimplify.c (gimple_boolify): For __builtin_expect call
2100 gimple_boolify also on its first argument.
2102 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2104 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2106 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2107 * configure: Regenerated.
2109 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2111 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2112 lang_hooks.types_compatible_p instead of comptypes.
2114 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2116 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2117 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2118 if __prefer_thumb__ is defined.
2120 2010-02-18 Martin Jambor <mjambor@suse.cz>
2122 PR tree-optimization/43066
2123 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2124 array with zero-sized element type.
2126 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2128 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2129 rtx, allocate struct var_loc_node here and return it to the
2130 caller, and only if it is actually needed.
2131 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2132 move it earlier and return immediately if it returns NULL.
2134 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2136 * config/sparc/gas.h: New file. Restore
2137 TARGET_ASM_NAMED_SECTION to its ELF default.
2138 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2140 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2141 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2142 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2143 after sparc/sysv4.h.
2145 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2147 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2149 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2151 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2152 patterns from predicated pattern.
2154 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2158 for insn mnemonic suffix.
2160 2010-02-17 Richard Guenther <rguenther@suse.de>
2162 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2165 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2168 * caller-save.c (save_call_clobbered_regs): If BB ends with
2169 a DEBUG_INSN, move any notes in between last real insn and the last
2170 DEBUG_INSN after the last DEBUG_INSN.
2172 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2174 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2175 Fix return type. Fix argument type. Explain meaning of return value.
2177 2010-02-16 Richard Guenther <rguenther@suse.de>
2179 PR tree-optimization/41043
2180 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2181 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2183 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2185 2010-02-16 Ira Rosen <irar@il.ibm.com>
2187 PR tree-optimization/43074
2188 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2189 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2190 vectorizable cycles in hybrid SLP check.
2191 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2193 2010-02-16 Richard Guenther <rguenther@suse.de>
2195 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2196 (true_dependence): If memrefs_conflict_p computes must-alias
2197 trust it. Move TBAA check after offset-based disambiguation.
2198 (canon_true_dependence): Likewise.
2200 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2202 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2203 * doc/invoke.texi: Document it.
2204 * var-tracking.c: Include toplev.h and params.h.
2205 (vt_find_locations): Return bool indicating success. Compute
2206 hash sizes unconditionally. Check new parameter, report.
2207 (variable_tracking_main_1): Check vt_find_locations results and
2208 retry. Renamed from...
2209 (variable_tracking_main): ... this. New wrapper to preserve
2210 flag_var_tracking_assignments.
2211 * Makefile.in (var-tracking.o): Adjust dependencies.
2213 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2214 Jakub Jelinek <jakub@redhat.com>
2217 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2218 if weak_import attribute is present.
2219 * config/darwin.c (machopic_select_section): Likewise.
2221 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2223 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2224 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2225 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2226 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2228 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2230 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2233 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2234 Rewrite text to refer to the names.
2236 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2238 * config/i386/i386-builtin-types.def
2239 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2240 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2241 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2242 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2243 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2244 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2245 IX86_BUILTIN_VPERMIL2PS256.
2246 (MULTI_ARG_4_DF2_DI_I): Defined.
2247 (MULTI_ARG_4_DF2_DI_I1): Defined.
2248 (MULTI_ARG_4_SF2_SI_I): Defined.
2249 (MULTI_ARG_4_SF2_SI_I1): Defined.
2250 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2251 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2252 __builtin_ia32_vpermil2ps256.
2253 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2254 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2255 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2256 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2257 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2258 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2259 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2260 CODE_FOR_xop_vpermil2v8sf3.
2261 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2262 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2263 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2264 (_mm256_permute2_pd): New.
2265 (_mm_permute2_ps): New.
2266 (_mm256_permute2_ps): New.
2268 2010-02-15 Nick Clifton <nickc@redhat.com>
2270 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2271 boolean parameters. Use emit_jump_insn when emitting a pop
2272 instruction containing a return insn.
2273 (push): Use 'true' rather than '1' as second parameter to F.
2274 (h8300_expand_prologue): Likewise.
2275 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2276 (h8300_expand_epilogue): Likewise.
2278 2010-02-15 Richard Guenther <rguenther@suse.de>
2281 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2284 2010-02-15 Nick Clifton <nickc@redhat.com>
2286 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2289 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2291 * intl.c (fake_ngettext): New function.
2292 * intl.h (fake_ngettext): Declare.
2293 (ngettext): Define macro.
2294 * collect2.c (notice_translated): New function.
2295 (main): Use notice_translated and ngettext.
2296 * collect2.h (notice_translated): Declare.
2298 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2300 * reorg.c (delete_computation): Comment fixes.
2301 * caller-save.c (setup_save_areas): Idem.
2302 * sel-sched-dump.c (dump_lv_set): Idem.
2305 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2307 * config/s390/s390.c (s390_sched_init): New function.
2308 (TARGET_SCHED_INIT): Target hook defined.
2310 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2311 Jack Howarth <howarth@bromo.med.uc.edu>
2312 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2315 Partial revert of unintended change in fix for PR41605.
2316 * config/darwin.h: Fix typo.
2317 * config/darwin9.h: Same.
2319 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2321 * c-pch.c (pch_init): Clear v.
2323 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2326 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2327 graphite_can_represent_init for MULT_EXPR.
2329 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2333 * graphite-sese-to-poly.c (remove_phi): New.
2334 (translate_scalar_reduction_to_array): Call remove_phi.
2336 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2339 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2340 * graphite-clast-to-gimple.h (gloog): Update declaration.
2341 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2342 * graphite-poly.h (struct poly_bb): Add missing comments.
2343 (struct scop): Add poly_scop_p field.
2345 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2346 * graphite.c (graphite_transform_loops): Build the polyhedral
2347 representation for each scop before code generation.
2348 * sese.c (rename_variables_in_operand): Removed.
2349 (rename_variables_in_expr): Return the renamed expression.
2350 (rename_sese_parameters): New.
2351 * sese.h (rename_sese_parameters): Declared.
2353 2010-02-11 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/42998
2356 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2357 POINTER_PLUS_EXPR properly.
2359 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2360 Changpeng Fang <changpeng.fang@amd.com>
2363 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2364 the cost of an IV candidate when the IV is used in a test against zero.
2366 * gcc.dg/tree-ssa/ivopts-3.c: New.
2368 2010-02-11 Richard Guenther <rguenther@suse.de>
2371 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2372 pointer-vs-decl case by swapping refs. Handle some cases
2373 of pointer-vs-decl disambiguations more conservatively.
2374 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2375 to false after expanding.
2377 2010-02-11 Richard Guenther <rguenther@suse.de>
2380 * gcc.c (process_command): Handle LTO file@offset case more
2383 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2385 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2386 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2388 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2390 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2391 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2392 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2393 Optimize eq/ne comparisons when both arguments are known to be
2395 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2396 Don't mask operands unnecessarily if they are known to be already
2399 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2401 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2404 2010-02-10 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/43017
2407 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2408 for wrapping signed arithmetic.
2410 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2413 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2414 if no debug info should be emitted for it.
2416 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2418 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2419 note when flag_exceptions is set.
2421 2010-02-10 Duncan Sands <baldrick@free.fr>
2423 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2425 2010-02-10 Richard Guenther <rguenther@suse.de>
2428 * tree.c (get_unwidened): Handle constants.
2429 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2431 2010-02-10 Martin Jambor <mjambor@suse.cz>
2434 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2435 check for variable argument counts independently.
2437 2010-02-10 Christian Bruel <christian.bruel@st.com>
2440 * config/sh/sh.c (find_barrier): Increase length for non delayed
2441 conditional branches.
2443 2010-02-10 Christian Bruel <christian.bruel@st.com>
2445 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2447 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2449 * builtins.c (set_builtin_user_assembler_name): Also handle
2450 ffs if int is smaller than word.
2452 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2455 * ira-conflicts.c (get_dup): Remove.
2456 (process_reg_shuffles): Add new parameter. Use it as an
2457 additional guard for copy generation.
2458 (add_insn_allocno_copies): Rewrite.
2460 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2462 * common.opt (fsched2-use-traces): Preserved for backward
2464 * doc/invoke.texi: Remove the documentation about option
2465 -fsched2-use-traces.
2466 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2467 flag_sched2_use_traces.
2468 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2469 the backward compatibility flag section.
2471 2010-02-09 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/43008
2474 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2475 make HEAP variables initialized from global memory if they
2476 are not known builtin functions.
2477 (find_func_aliases): Adjust.
2479 2010-02-09 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/43000
2482 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2483 arithmetic manually.
2485 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2487 PR tree-optimization/42931
2488 * tree-loop-linear.c (try_interchange_loops): Don't call
2489 double_int_mul if estimated_loop_iterations failed.
2491 2010-02-08 Martin Jambor <mjambor@suse.cz>
2494 * tree-sra.c (build_accesses_from_assign): Do not mark in
2495 should_scalarize_away_bitmap if stmt has volatile ops.
2496 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2499 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2501 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2503 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2505 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2508 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2511 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2513 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2516 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2517 to unknown_dependence.
2518 (graphite_legal_transform_dr): Handle the unknown_dependence.
2519 (graphite_carried_dependence_level_k): Same.
2521 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2523 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2525 2010-02-07 Richard Guenther <rguenther@suse.de>
2528 * expr.c (get_inner_reference): Always initialize *pbitsize.
2530 2010-02-07 Richard Guenther <rguenther@suse.de>
2533 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2534 new ARRAY_REFs on variable size element or minimal index arrays.
2536 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2537 gimple_fold_indirect_ref.
2539 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2542 * arm.c (arm_override_options): Just return if the user has specified
2543 an invalid fpu name.
2545 2010-02-03 Jason Merrill <jason@redhat.com>
2548 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2549 i386_pe_maybe_record_exported_symbol.
2551 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2554 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2555 (pa_delegitimize_address): New function.
2557 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2559 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2560 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2562 2010-02-05 Richard Guenther <rguenther@suse.de>
2565 * lto-streamer-in.c (get_resolution): Deal with references
2566 to undefined functions.
2568 2010-02-05 Richard Guenther <rguenther@suse.de>
2570 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2571 (fold_const_aggregate_ref): Likewise.
2572 (ccp_fold_stmt): Substitute loads.
2573 (maybe_fold_reference): Verify types before substituting.
2575 (fold_gimple_assign): Unshare properly.
2576 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2578 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2580 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2581 for rs6000_gen_cell_microcode.
2583 2010-02-04 Richard Guenther <rguenther@suse.de>
2585 PR rtl-optimization/42952
2586 * dse.c (const_or_frame_p): Remove MEM handling.
2588 2010-02-04 Nick Clifton <nickc@redhat.com>
2590 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2591 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2592 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2593 (mn10300_asm_output_mi_thunk): New function.
2594 (mn10300_can_output_mu_thunk): New function.
2595 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2596 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2597 (FUNCTION_ARG): Delete incorrect comment.
2599 2010-02-03 Jason Merrill <jason@redhat.com>
2602 * fold-const.c (operand_equal_p): Handle erroneous types.
2604 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2606 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2608 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2610 PR rtl-optimization/42941
2611 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2614 2010-02-03 Jason Merrill <jason@redhat.com>
2617 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2619 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2622 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2623 (cselib_reset_table): Renamed from...
2624 (cselib_reset_table_with_next_value): ... this.
2625 (cselib_get_next_uid): Renamed from...
2626 (cselib_get_next_unknown_value): ... this.
2627 * cselib.c (next_uid): Renamed from...
2628 (next_unknown_value): ... this.
2629 (cselib_clear_table): Adjust.
2630 (cselib_reset_table): Adjust. Renamed from...
2631 (cselib_reset_table_with_next_value): ... this.
2632 (cselib_get_next_uid): Adjust. Renamed from...
2633 (cselib_get_next_unknown_value): ... this.
2634 (get_value_hash): Use hash.
2635 (cselib_hash_rtx): Likewise.
2636 (new_cselib_val): Adjust. Set and dump uid.
2637 (cselib_lookup_mem): Pass next_uid as hash.
2638 (cselib_subst_to_values): Likewise.
2639 (cselib_log_lookup): Dump uid.
2640 (cselib_lookup): Pass next_uid as hash. Adjust.
2641 (cselib_process_insn): Adjust.
2642 (cselib_init): Initialize next_uid.
2643 (cselib_finish): Adjust.
2644 (dump_cselib_table): Likewise.
2645 * dse.c (canon_address): Dump value uid.
2646 * print-rtl.c (print_rtx): Print value uid.
2647 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2649 (dv_uid): New function, sort of renamed from...
2650 (dv_htab_hash): ... this, reimplemented in terms of it and...
2651 (dv_uid2hash): ... this. New.
2652 (variable_htab_eq): Drop excess assertions.
2653 (tie_break_pointers): Removed.
2654 (canon_value_cmp): Compare uids.
2655 (variable_post_merge_New_vals): Print uids.
2656 (vt_add_function_parameters): Adjust.
2657 (vt_initialize): Reset table. Adjust.
2659 2010-02-03 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/42944
2662 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2663 (call_may_clobber_ref_p_1): Likewise. Properly handle
2664 malloc and calloc clobbering errno.
2666 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2668 * doc/invoke.texi: Fix name of sched1 dump.
2670 * opts.c (decode_options): Set flag_tree_switch_conversion
2671 only conditionally on optimize >= 2.
2673 * gcse.c: Assorted comment fixes in pass description.
2675 2010-02-03 Anthony Green <green@moxielogic.com>
2677 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2678 nop padding in order to maintain alignment of storage location of
2679 target function address.
2680 (moxie_trampoline_init): Store target function address at newly
2682 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2684 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2686 2010-02-03 Richard Guenther <rguenther@suse.de>
2689 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2691 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2693 * config.gcc: Reenable check for obsolete targets.
2694 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2695 mips-sgi-irix6.[0-4]*.
2697 2010-02-02 Nick Clifton <nickc@redhat.com>
2699 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2700 constant size of 4 as being the same as 0.
2701 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2702 can take values in the range 0..4.
2704 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2707 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2708 as _darwin10_Unwind_FindEnclosingFunction().
2709 * libgcc-libsystem.ver: New.
2711 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2714 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2715 implicitly set registers.
2717 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2719 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2720 (arm_override_options): Allow automatic selection of the thread
2721 pointer register if thumb2.
2722 (legitimize_pic_address): Improve code sequences for Thumb2.
2723 (arm_call_tls_get_addr): Likewise.
2724 (legitimize_tls_address): Likewise.
2725 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2726 (pic_load_addr_32bit): ... this. New named pattern.
2727 * thumb2.md (pic_load_addr_thumb2): Delete.
2728 (pic_load_dot_plus_four): Delete.
2729 (tls_load_dot_plus_four): New named pattern.
2731 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2734 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2735 Document fix for TLS bug.
2737 2010-01-31 Richard Guenther <rguenther@suse.de>
2739 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2740 conservatively correct.
2742 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2748 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2750 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2752 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2754 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2756 * config.gcc: Adjust order of makefile fragments for mingw targets.
2758 2010-01-31 Richard Guenther <rguenther@suse.de>
2761 * gimplify.c (gimplify_init_constructor): For volatile LHS
2762 initialize a temporary.
2764 2010-01-31 Matthias Klose <doko@ubuntu.com>
2766 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2768 * configure: Regenerate.
2770 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2772 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2773 the same alias set and their sizes different constantness.
2774 (aliasing_component_refs_p): Revert 2009-10-24 change.
2776 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2778 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2781 2010-01-29 Richard Guenther <rguenther@suse.de>
2783 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2784 Assert we successfully updated the call.
2786 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2788 PR rtl-optimization/42889
2789 * df.h (df_set_bb_dirty_nonlr): New prototype.
2790 * df-core.c (df_set_bb_dirty_nonlr): New function.
2791 * df-scan.c (df_insn_rescan): Call it instead of
2792 df_set_bb_dirty for DEBUG_INSNs.
2794 2010-01-29 Richard Guenther <rguenther@suse.de>
2797 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2798 quadratic behavior in most cases.
2800 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2804 in the call to gen_x86_movsicc_0_m1.
2806 2010-01-28 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/42871
2809 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2811 2010-01-28 Richard Guenther <rguenther@suse.de>
2813 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2814 into call arguments.
2816 2010-01-28 Richard Guenther <rguenther@suse.de>
2819 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2820 the forwarder if the destination is an EH landing pad.
2822 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2824 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2825 block list passed to gimple_duplicate_sese_tail.
2826 (parallelize_loops): Avoid parallelization when the function
2828 Avoid parallelization when the preheader is IRREDUCIBLE.
2829 Try to optimize when estimated_loop_iterations_int is unresolved.
2830 Add the loop's location to the dump file.
2831 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2832 (gimple_duplicate_sese_tail): Remove the check for the latch.
2833 Redirect nexits to the exit block.
2834 Remove handling of the incoming edges to the latch.
2835 Redirect the backedge from the copied latch to the exit bb.
2837 2010-01-28 Michael Matz <matz@suse.de>
2840 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2841 Wrap force_reg into a sequence, emit it before user.
2843 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2845 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2847 (arm_legacy_rev): Likewise.
2848 (thumb_legacy_rev): Likewise.
2850 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2852 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2853 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2854 on MEM's address failed, try avoid_constant_pool_reference and
2855 recurse if it returned something different.
2856 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2857 address, try avoid_constant_pool_reference and recurse if it
2858 returned something different.
2859 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2860 address and avoid_constant_pool_reference returned something
2861 different, don't set have_address.
2863 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2866 * var-tracking.c (val_store): Add modified argument, obey it.
2868 (count_uses): Move down logging of main.
2869 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2870 don't need resolution.
2871 (emit_notes_in_bb): Likewise.
2873 2010-01-27 Richard Guenther <rguenther@suse.de>
2876 * tree-inline.c (remap_decl): Delay remapping of SSA name
2877 default definitions until we need them.
2879 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2881 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2882 (rs6000_delegitimize_address): New function.
2884 * config/s390/s390.c (s390_delegitimize_address): Call
2885 delegitimize_mem_from_attrs.
2888 * tree-inline.c (cannot_copy_type_1): Removed.
2889 (copy_forbidden): Don't forbid copying of functions containing
2890 records/unions with variable length fields.
2892 2010-01-27 Christian Bruel <christian.bruel@st.com>
2896 * config/sh/sh.c (find_barrier): Increase length for non delayed
2897 conditional branches.
2899 2010-01-27 Matthias Klose <doko@ubuntu.com>
2901 * configure.ac (gnu-unique-object): Fix ldd version check.
2902 * configure: Regenerate.
2904 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2906 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2908 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2909 Test for HAVE_GNU_AS value.
2911 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2913 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2914 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2915 INT64_TYPE): Define.
2916 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2917 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2918 INT_LEAST64_TYPE): Define.
2919 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2920 UINT_LEAST64_TYPE): Define.
2921 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2922 INT_FAST64_TYPE): Define.
2923 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2924 UINT_FAST64_TYPE): Define.
2925 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2926 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2927 (SIG_ATOMIC_TYPE): Define.
2929 2010-01-26 Richard Guenther <rguenther@suse.de>
2931 * df-scan.c (df_scan_set_bb_info): Remove assert.
2932 (df_insn_rescan_debug_internal): Merge asserts.
2933 (df_install_ref): Likewise.
2934 (df_mark_reg): Use bitmap_set_range.
2935 (df_hard_reg_used_p): Remove assert.
2936 (df_hard_reg_used_count): Likewise.
2938 2010-01-26 Richard Guenther <rguenther@suse.de>
2940 PR rtl-optimization/42685
2941 * web.c (web_main): Ignore DEBUG_INSNs.
2943 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2945 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2947 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2948 Fix types of fndecl and arglist parameters.
2950 2010-01-26 Richard Guenther <rguenther@suse.de>
2953 * tree-eh.c (unsplit_eh): Skip debug insns.
2955 2010-01-26 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/42250
2958 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2960 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2963 * omp-low.c (expand_omp_sections): Only use single_pred if
2964 l2_bb is single_pred_p.
2966 2010-01-25 Christian Bruel <christian.bruel@st.com>
2969 * config/sh/sh.c (find_barrier): Increase length for non delayed
2970 conditional branches.
2971 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2973 2010-01-24 David S. Miller <davem@davemloft.net>
2975 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2976 define if not using GAS.
2977 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2978 Likewise. Delete SECTION_MERGE code, which is only applicable
2981 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2984 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2985 mangling of va_list in system headers.
2987 2010-01-23 Toon Moene <toon@moene.org>
2989 * tree-predcom.c (combine_chains): Return NULL, not false.
2991 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2993 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2994 initialization of variable res to agree with return type.
2996 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2998 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2999 * tree-sra.c: Add include of expr.h.
3001 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3003 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3004 insert the debug stmt on the single non-EH edge from the stmt.
3006 2010-01-22 Richard Henderson <rth@redhat.com>
3009 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3010 the RHS until after generate_subtree_copies has insertted its
3011 code before the current statement.
3013 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3015 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3017 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3019 2010-01-21 Martin Jambor <mjambor@suse.cz>
3021 PR tree-optimization/42585
3022 * tree-sra.c (struct access): New field grp_total_scalarization.
3023 (dump_access): Dump the new field.
3024 (should_scalarize_away_bitmap): New variable.
3025 (cannot_scalarize_away_bitmap): Likewise.
3026 (sra_initialize): Allocate new bitmaps.
3027 (sra_deinitialize): Free new bitmaps.
3028 (create_access_1): New function.
3029 (create_access): Parts moved to create_access_1.
3030 (type_consists_of_records_p): New function.
3031 (completely_scalarize_record): Likewise.
3032 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3033 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3034 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3036 (analyze_all_variable_accesses): Completely scalarize small eligible
3039 2010-01-21 Martin Jambor <mjambor@suse.cz>
3041 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3043 2010-01-21 Andrew Haley <aph@redhat.com>
3045 * gcc.c (process_command): Move lang_specific_driver before
3046 setting cc_libexec_prefix.
3048 2010-01-21 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (negate_expr_p): Pretend only negative
3052 real constants are easily negatable.
3054 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3055 Jason Merrill <jason@redhat.com>
3057 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3058 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3059 * calls.c (initialize argument_information): Handle it.
3060 * c-common.c (handle_transparent_union_attribute): Use new name.
3061 * c-decl.c (finish_struct): Ditto.
3062 * c-typeck.c (type_lists_compatible_p): Ditto.
3063 (convert_for_assignment): Use new name and also handle record.
3064 * function.c (aggregate_value_p): Handle it.
3065 (pass_by_reference): Ditto.
3066 (assign_parm_data_types): Ditto.
3067 * print-tree.c (print_node): Ditto.
3068 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3069 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3070 * tree.c (first_field): New fn.
3072 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3075 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3076 even when linking statically, for now.
3078 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3081 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3082 without a cselib val.
3083 (count_uses): Accept MO_VAL_SET with no val on stores.
3084 (add_stores): Likewise.
3086 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3088 * var-tracking.c (check_value_val): Add a compile time assertion.
3089 (dv_is_decl_p): Simplify.
3090 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3091 gcc_assert if ENABLE_CHECKING.
3093 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3096 * var-tracking.c: Include tree-flow.h.
3097 (mem_dies_at_call): New.
3098 (dataflow_set_preserve_mem_locs): Use it.
3099 (dataflow_set_remove_mem_locs): Likewise.
3100 (dump_var): Renamed from dump_variable. Adjust all callers.
3101 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3102 * Makefile.in (var-tracking.o): Adjust deps.
3104 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3106 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3108 2010-01-20 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/42717
3111 * tree-ssa-dce.c (get_live_post_dom): Remove.
3112 (forward_edge_to_pdom): Take an arbitrary edge to copy
3113 degenerate PHI args from.
3114 (remove_dead_stmt): Use the first post-dominator even if it
3115 does not contain live statements as redirection destination.
3117 2010-01-20 Richard Guenther <rguenther@suse.de>
3119 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3121 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3123 * sel-sched.c (create_speculation_check): Remove set but not used
3125 (try_transformation_cache): Remove set but not used variable ds.
3126 (calculate_privileged_insns): Remove set but not used variables
3127 cur_insn and min_spec_insn.
3128 (find_best_expr): Remove set but not used variable avail_n.
3129 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3131 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3133 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3134 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3137 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3140 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3141 cpu types. Add support for *-sse3 cpu types.
3142 (x86_64-*-*): Ditto.
3144 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3147 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3148 argument, call initializer_constant_valid_p_1 instead of
3149 initializer_constant_valid_p, pass CACHE to it, return NULL
3150 immediately if first call returns NULL.
3151 (initializer_constant_valid_p_1): New function.
3152 (initializer_constant_valid_p): Use it.
3154 2010-01-20 Thomas Quinot <quinot@adacore.com>
3156 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3158 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3160 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3161 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3162 (loc_list_from_tree): Don't handle unsigned division. Handle
3163 signed modulo using DW_OP_{over,over,div,mul,minus}.
3164 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3165 modulo instead of signed.
3167 2010-01-20 DJ Delorie <dj@redhat.com>
3169 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3171 (h8300_emit_stack_adjustment): Propogate it.
3173 (h8300_expand_prologue): Likewise.
3174 (h8300_expand_epilogue): Likewise.
3176 2010-01-19 Michael Matz <matz@suse.de>
3178 PR tree-optimization/41783
3179 * tree-data-ref.c (toplevel): Include flags.h.
3180 (dump_data_dependence_relation): Also dump the inputs if the
3181 result will be unknown.
3182 (split_constant_offset_1): Look through some conversions.
3183 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3184 the offset from last element is too large.
3185 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3186 (reassociate_to_the_same_stmt): Handle vector registers.
3187 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3189 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3190 wide_prolog_niters argument, emit widening instructions.
3191 (vect_do_peeling_for_alignment): Adjust caller, use widened
3192 variant of the iteration cound.
3193 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3195 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3198 * config/arm/neon-testgen.m (emit_automatics): New parameter
3199 features. Adjust for Fixed_return_reg feature.
3200 (test_intrinsic): Call emit_automatics with new feature.
3201 * config/arm/neon.ml: Update copyright years.
3202 (features): New Fixed_return_reg feature.
3203 (ops): Update feature for Vget_low.
3205 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3207 PR tree-optimization/42719
3208 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3212 * fwprop.c (all_uses_available_at): Return false if def_set dest
3213 is a REG that is used in def_insn.
3215 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3217 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3219 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3222 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3224 * target.h (struct gcc_target) <secondary_reload>: Change type
3225 of last argument to secondary_reload_info *.
3227 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3230 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3231 memory references with unaligned offsets. Remove CQImode handling.
3232 (unaligned_memory_operand): Return 1 for memory references with
3233 unaligned offsets. Remove CQImode handling.
3235 2010-01-18 Richard Guenther <rguenther@suse.de>
3238 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3241 2010-01-18 Richard Guenther <rguenther@suse.de>
3243 PR tree-optimization/42781
3244 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3245 restrict processing only if the original variable was artificial.
3247 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3249 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3250 find number of popped argument bytes.
3252 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3253 Fix the text that describes the return value for invalid insns.
3255 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3257 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3258 Clarify what 'cost of the -dependence' is. Fix quoting.
3260 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3261 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3263 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3265 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3266 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3268 2010-01-17 Richard Guenther <rguenther@suse.de>
3271 * function.c (split_complex_args): Take a VEC to modify.
3272 (assign_parms_augmented_arg_list): Build a VEC instead of
3273 a chain of PARM_DECLs.
3274 (assign_parms_unsplit_complex): Take a VEC of arguments.
3275 Do not fixup unmodified parms.
3276 (assign_parms): Deal with the VEC.
3277 (gimplify_parameters): Likewise.
3279 2010-01-17 Richard Guenther <rguenther@suse.de>
3281 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3282 node existence check.
3283 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3284 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3285 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3286 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3287 (gimple_execute_on_growing_pred): Likewise.
3289 2010-01-17 Richard Guenther <rguenther@suse.de>
3291 PR tree-optimization/42773
3292 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3293 (compute_antic_aux): Likewise.
3294 (compute_partial_antic_aux): Likewise.
3296 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3299 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3302 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3304 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3307 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3308 Fix markup for strict argument.
3310 (TARGET_SCHED_REORDER2): Fix argument types.
3312 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3313 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3315 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3316 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3318 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3321 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3322 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3323 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3324 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3325 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3327 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3329 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3331 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3332 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3334 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3336 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3339 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3341 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3342 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3344 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3346 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3348 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3349 referring to it. Fix language.
3351 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3353 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3355 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3357 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3359 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3360 '@var{stream}. Remove stray 'and'.
3362 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3364 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3366 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3368 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3369 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3371 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3372 Fix description of return value.
3373 Rename argument "sz" to "len."
3375 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3376 Clarify meaning of 'true' return value.
3378 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3380 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3381 rep_mode versus mode_rep.
3383 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3385 (TARGET_BUILTIN_DECL): Fix name.
3387 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3389 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3391 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3393 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3395 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3397 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3400 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3401 Rename argument tm_fn to md_fn.
3403 (TARGET_OPTION_PRINT): Fix argument list.
3405 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3408 * config/i386/i386.c (ix86_fixup_binary_operands):
3409 Revert FMA4 fixup of operands.
3411 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3414 * Makefile.in (write_entries_to_file, install-plugin):
3415 Use \012 instead of \n with tr.
3417 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3419 * configure.ac (HAVE_AS_REF): New C macro.
3420 * configure: Regenerate.
3421 * config.in: Likewise.
3422 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3424 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3427 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3429 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3431 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3433 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3435 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3437 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3439 (TARGET_BINDS_LOCAL_P): Fix argument type.
3441 (TARGET_ASM_FILE_END): Use prototype.
3443 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3445 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3447 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3449 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3451 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3452 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3454 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3455 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3457 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3458 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3459 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3460 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3462 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3464 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3466 (TARGET_INIT_BUILTINS): Use prototype.
3468 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3469 Put 'const char *' in braces. Fix parameter types.
3470 (TARGET_INVALID_CONVERSION): Fix parameter types.
3471 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3472 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3474 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3477 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3479 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3481 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3483 * doc/tm.texi (TARGET_HELP): Fix return type.
3485 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3486 in braces. Fix argument types.
3488 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3490 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3492 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3494 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3495 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3497 (TARGET_MANGLE_TYPE): Fix argument types.
3499 (TARGET_IRA_COVER_CLASSES): Use prototype.
3501 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3503 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3505 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3507 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3509 (TARGET_CALLEE_COPIES): Fix argument types.
3511 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3513 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3515 (TARGET_FUNCTION_VALUE): Fix argument types.
3517 (TARGET_RETURN_IN_MSB): Fix argument type.
3519 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3521 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3523 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3525 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3526 agree with return type.
3528 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3530 2010-01-15 Jing Yu <jingyu@google.com>
3532 PR rtl-optimization/42691
3533 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3534 a pseudo to a constant and are merged, and adjust comments.
3536 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3538 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3540 2010-01-15 Richard Guenther <rguenther@suse.de>
3543 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3544 labels of computed or non-local gotos to the destination.
3545 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3546 landing pad label is the first label.
3548 2010-01-15 Richard Guenther <rguenther@suse.de>
3550 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3552 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3555 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3556 to allow generation of the xssqrtdp instruction on power7.
3557 (sqrtdf2_fpr): Ditto.
3559 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3562 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3563 functions with noreturn attribute.
3566 * varasm.c (declare_weak): Add weak attribute to decl if it
3567 doesn't have one already.
3568 (assemble_external): Only add decls to weak_decls if they also
3569 have weak attribute.
3571 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3573 * var-tracking.c (var_reg_delete): Don't delete the association
3574 between REGs and values or one-part variables if the register
3577 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3580 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3581 because its first operand is a non-localized variable.
3583 2010-01-14 Martin Jambor <mjambor@suse.cz>
3585 PR tree-optimization/42706
3586 * tree-sra.c (encountered_recursive_call): New variable.
3587 (encountered_unchangable_recursive_call): Likewise.
3588 (sra_initialize): Initialize both new variables.
3589 (callsite_has_enough_arguments_p): New function.
3590 (scan_function): Call decl and flags check only for IPA-SRA, check
3591 whether there is a recursive call and whether it has enough arguments.
3592 (all_callers_have_enough_arguments_p): New function.
3593 (convert_callers): Look for recursive calls only when
3594 encountered_recursive_call is set.
3595 (ipa_early_sra): Bail out either if
3596 !all_callers_have_enough_arguments_p or
3597 encountered_unchangable_recursive_call.
3599 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3601 * sel-sched.c: Add 2010 to copyright years.
3602 * sel-sched-ir.c: Likewise.
3603 * sel-sched-ir.h: Likewise.
3605 2010-01-14 Martin Jambor <mjambor@suse.cz>
3607 PR tree-optimization/42714
3608 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3609 constructors specially.
3611 2010-01-14 Andi Kleen <ak@linux.intel.com>
3613 * config/i386/drivers-i386.c (detect_caches_intel):
3614 Add l2sizekb parameter and fill in.
3615 (host_detect_local_cpu): Add l2sizekb, fill in.
3616 Add Atom small cache heuristic.
3618 2010-01-14 Andi Kleen <ak@linux.intel.com>
3620 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3621 Add level3 parameter and fill in.
3622 (detect_caches_intel): Handle level3 cache.
3624 2010-01-14 Andi Kleen <ak@linux.intel.com>
3626 * config/i386/drivers-i386.c (host_detect_local_cpu):
3627 Fix core duo detection.
3629 2010-01-14 Andi Kleen <ak@linux.intel.com>
3631 * config/i386/drivers-i386.c (host_detect_local_cpu):
3634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3636 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3637 (rs6000_variable_issue_1): this. Use...
3638 (rs6000_variable_issue): here. Reimplement. Print debug info.
3640 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3642 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3643 sel_restore_notes. Update all callers. Call reemit_notes
3646 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3648 PR rtl-optimization/42246
3649 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3652 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3654 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3655 all successors is the same as number of successors in current region.
3657 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3659 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3660 to rename is not separable. Otherwise check that its LHS is not NULL.
3662 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3664 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3666 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3668 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3669 available registers when failed to discover LHS register class.
3670 Fix indentation. Update comment.
3672 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3673 Alexander Monakov <amonakov@ispras.ru>
3675 PR rtl-optimization/42389
3676 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3678 (advance_state_on_fence): Likewise.
3679 (sel_target_adjust_priority): Print debug output only when
3680 sched_verbose >= 4, not 2.
3681 (get_expr_cost): Do not issue all unique insns on the next cycle.
3682 (fill_insns): Initialize can_issue_more from the value saved
3684 * sel-sched-ir.c (flist_add): New parameter issue_more.
3685 Init FENCE_ISSUE_MORE with it.
3686 (merge_fences): Likewise.
3687 (init_fences): Update call to flist_add.
3688 (add_to_fences, add_clean_fence_to_fences)
3689 (add_dirty_fence_to_fences): Likewise.
3690 (move_fence_to_fences): Update call to merge_fences.
3691 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3693 * sel-sched-ir.h (struct _fence): New field issue_more.
3694 (FENCE_ISSUE_MORE): New accessor macro.
3696 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3698 PR rtl-optimization/42388
3699 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3700 that have no predecessors nor successors. Do not call move_bb_info
3701 for empty blocks outside of current region.
3703 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3705 PR rtl-optimization/42294
3706 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3707 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3708 originators' originators.
3710 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3712 PR rtl-optimization/39453
3713 PR rtl-optimization/42246
3714 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3716 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3718 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3719 Alexander Monakov <amonakov@ispras.ru>
3722 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3723 (maybe_tidy_empty_bb): ... here. Make static. Add new
3724 argument. Update all callers.
3725 (tidy_control_flow): ... and here. Recompute topological order
3726 of basic blocks in region if necessary.
3727 (sel_redirect_edge_and_branch): Change return type. Return true
3728 if topological order might have been invalidated.
3729 (purge_empty_blocks): Export and move from...
3730 * sel-sched.c (purge_empty_blocks): ... here.
3731 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3732 (maybe_tidy_empty_bb): Delete prototype.
3733 (purge_empty_blocks): Declare.
3735 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3737 PR rtl-optimization/42249
3738 * sel-sched.c (try_replace_dest_reg): When chosen register
3739 and original register is the same, do not bail out early, but
3740 still check all original insns for validity of replacing destination
3741 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3744 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3747 Port from no-undefined-overflow branch:
3748 2009-03-09 Richard Guenther <rguenther@suse.de>
3750 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3752 2010-01-14 Richard Guenther <rguenther@suse.de>
3755 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3757 2010-01-14 Ira Rosen <irar@il.ibm.com>
3759 PR tree-optimization/42709
3760 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3761 as scalar type in creation of constant vector operand.
3763 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3766 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3767 (check-parallel-%): Match `testsuite' directory component only
3770 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3772 PR translation/39521
3773 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3776 2010-01-13 Richard Guenther <rguenther@suse.de>
3778 PR tree-optimization/42730
3779 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3782 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3785 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3786 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3789 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3791 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3792 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3793 ___umulsi3_highpart.
3795 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3796 rather than schedule_insns if the pass is enabled.
3798 2010-01-13 Martin Jambor <mjambor@suse.cz>
3800 PR tree-optimization/42704
3801 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3804 2010-01-13 Martin Jambor <mjambor@suse.cz>
3806 PR tree-optimization/42703
3807 * tree-sra.c (analyze_access_subtree): Check that we can build a
3808 reference to the original data within the aggregate.
3810 2010-01-13 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/42705
3813 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3815 2010-01-13 Richard Guenther <rguenther@suse.de>
3818 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3820 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3823 * var-tracking.c (values_to_unmark): New variable.
3824 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3825 values_to_unmark vector. Moved body to...
3826 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3827 instead queue it into values_to_unmark vector.
3828 (vt_find_locations): Free values_to_unmark vector.
3830 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3832 * config/s390/s390.c (override_options): Set
3833 default of max-pending-list-length to 256
3835 2010-01-13 Richard Guenther <rguenther@suse.de>
3838 * tree-pass.h (PROP_gimple_lcx): New.
3839 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3840 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3841 before the final cleanup_eh.
3842 (dump_properties): Dump PROP_gimple_lcx.
3843 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3844 (tree_lower_complex_O0): Remove.
3845 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3846 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3847 tree_lower_complex, schedule TODO_update_ssa.
3848 * lto-streamer-out.c (output_function): Stream the functions
3850 * lto-streamer-in.c (input_function): Likewise.
3851 (lto_read_body): Do not override them here.
3853 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3856 * c-typeck.c (build_c_cast): Fold value cast to union type before
3857 wrapping it in a CONSTRUCTOR.
3859 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3861 PR rtl-optimization/42699
3862 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3865 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3867 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3868 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3869 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3870 SUBTARGET_WARN_UNUSED_SPEC): ... here
3871 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3873 2010-01-12 Julian Brown <julian@codesourcery.com>
3875 * config/arm/neon-schedgen.ml (Utils): Don't try to
3876 open missing module.
3877 (find_with_result): New.
3879 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3882 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3883 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3885 PR tree-optimization/42645
3886 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3887 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3888 decl_map, set processing_debug_stmt to -1 and return name without
3891 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3893 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3894 binutils version, and reword target configuration description.
3896 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3898 * config/avr/avr.h (LINKER_NAME): Remove.
3900 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3903 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3904 that support VSX, warn for -mno-altivec if vsx is not disabled,
3907 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3908 Shujing Zhao <pearly.zhao@oracle.com>
3910 PR translation/42469
3911 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3912 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3913 character between option name and help text.
3914 * c.opt (imultilib): Likewise.
3916 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3918 * lto-streamer-out.c (output_unreferenced_globals): Output static
3921 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3923 PR rtl-optimization/42621
3924 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3925 optimizing for size.
3926 (duplicate_computed_gotos): Remove now-redundant check.
3928 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3931 * configure.ac: Save and restore LDFLAGS and LIBS
3932 * configure: Regenerate.
3934 2010-01-10 Richard Guenther <rguenther@suse.de>
3937 * builtins.c (fold_builtin_strlen): Add type argument and
3938 convert the resulting length to it.
3939 (fold_builtin_1): Adjust.
3941 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3943 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3944 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3946 (num_insns_constant_wide): Adjust for that change.
3948 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3951 * web.c (union_defs): Add used argument, to combine uses of
3953 (entry_register): Adjust type and tests of used argument.
3954 (web_main): Widen used for new use. Pass it to union_defs.
3955 * df.h (union_defs): Adjust prototype.
3957 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3960 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3961 uses in new incoming argument. Free body.
3962 (reset_debug_uses_in_loop): New.
3963 (analyze_insn_to_expand_var): Call the latter if the former found
3964 anything. Fix whitespace. Reject invalid dest overlaps before
3965 going through all insns in the loop.
3967 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3970 * haifa-sched.c (dying_use_p): Debug insns don't count.
3972 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3975 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3976 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3977 (verify_gimple_call): Reject LHS in noreturn calls.
3979 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3983 * tree-vect-loop-manip.c (adjust_info): New type.
3984 (adjust_vec): New pointer to vector.
3985 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3986 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3987 (slpeel_update_phis_for_duplicate_loop): Use them.
3988 (slpeel_update_phi_nodes_for_guard1): Likewise.
3989 (slpeel_update_phi_nodes_for_guard2): Likewise.
3990 (slpeel_tree_peel_loop_to_edge): Likewise.
3991 (vect_update_ivs_after_vectorizer): Likewise.
3993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3995 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3996 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3998 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4000 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4001 bogus uninitialized warning.
4003 2010-01-09 Richard Guenther <rguenther@suse.de>
4006 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4007 the evolution is compatible with the initial condition.
4009 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4011 * gcc.c (process_command): Update copyright notice dates.
4012 * gcov.c (print_version): Likewise.
4013 * gcov-dump.c (print_version): Likewise.
4014 * mips-tfile.c (main): Likewise.
4015 * mips-tdump.c (main): Likewise.
4017 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4020 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4022 (rotlhi3_8): Delete.
4024 (rotlsi3_8): Delete.
4025 (rotlsi3_16): Delete.
4026 (rotlsi3_24): Delete.
4028 (*rotw<mode>3): New.
4029 (*rotb<mode>3): New.
4030 * config/avr/avr.c (avr_rotate_bytes): New function.
4031 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4033 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4036 * configure.ac: Modify -rdynamic check.
4037 * configure: Regenerate.
4039 2010-01-08 DJ Delorie <dj@redhat.com>
4041 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4042 register popping order.
4044 2010-01-08 Richard Guenther <rguenther@suse.de>
4047 * c.opt (fsigned-char): Also let LTO handle this option.
4048 (funsigned-char): Likewise.
4050 2010-01-07 Richard Guenther <rguenther@suse.de>
4052 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4053 (gimple_op): Likewise.
4054 (gimple_op_ptr): Likewise.
4055 (gimple_assign_set_lhs): Remove gcc_assert.
4056 (gimple_assign_set_rhs1): Likewise.
4057 (gimple_assign_set_rhs2): Likewise.
4058 (gimple_call_set_lhs): Likewise.
4059 (gimple_call_set_fn): Likewise.
4060 (gimple_call_set_fndecl): Likewise.
4061 (gimple_call_fndecl): Likewise.
4062 (gimple_call_return_type): Likewise.
4063 (gimple_call_set_chain): Likewise.
4064 (gimple_call_num_args): Likewise.
4065 (gimple_call_set_arg): Likewise.
4066 (gimple_cond_set_code): Likewise.
4067 (gimple_cond_set_lhs): Likewise.
4068 (gimple_cond_set_rhs): Likewise.
4069 (gimple_cond_set_true_label): Likewise.
4070 (gimple_cond_set_false_label): Likewise.
4071 (gimple_label_set_label): Likewise.
4072 (gimple_goto_set_dest): Likewise.
4073 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4074 (gimple_debug_bind_get_value): Likewise.
4075 (gimple_debug_bind_get_value_ptr): Likewise.
4076 (gimple_debug_bind_set_var): Likewise.
4077 (gimple_debug_bind_set_value): Likewise.
4078 (gimple_debug_bind_reset_value): Likewise.
4079 (gimple_debug_bind_has_value_p): Likewise.
4080 (gimple_return_retval_ptr): Remove gcc_assert.
4081 (gimple_return_retval): Likewise.
4082 (gimple_return_set_retval): Likewise.
4083 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4084 (safe_referenced_var_iterator): Remove.
4085 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4086 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4087 (fill_referenced_var_vec): Remove.
4088 (first_readonly_imm_use): Remove redundant gcc_assert.
4089 (phi_arg_index_from_use): Combine gcc_asserts.
4090 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4091 (first_imm_use_stmt): Remove redundant gcc_assert.
4092 * tree-cfg.c (verify_gimple_call): Verify function and chain
4093 operands. Verify arguments.
4094 (verify_types_in_gimple_stmt): Verify condition code and labels.
4096 2010-01-07 Richard Guenther <rguenther@suse.de>
4098 PR tree-optimization/42641
4099 * sese.c (rename_map_elt_info): Use the SSA name version, do
4102 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4104 PR tree-optimization/42625
4105 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4106 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4108 2010-01-07 Duncan Sands <baldrick@free.fr>
4110 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4112 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4115 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4116 note itself is not function_invariant_p.
4118 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4120 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4121 Do not add the DF_NOTE problem.
4122 * store-motion.c (execute_rtl_store_motion): Likewise.
4124 2010-01-07 Martin Jambor <mjambor@suse.cz>
4126 PR tree-optimization/42157
4127 * tree-sra.c (compare_access_positions): Stabilize sort if both
4128 accesses have integer types, return zero immediately if they are the
4131 2010-01-06 Richard Henderson <rth@redhat.com>
4134 * haifa-sched.c (add_to_note_list): Merge into ...
4135 (concat_note_lists): ... here, and ...
4136 (unlink_other_notes, rm_other_notes): Merge into...
4137 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4138 NOTE_INSN_EPILOGUE_BEG.
4140 2010-01-06 Richard Guenther <rguenther@suse.de>
4142 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4143 not inline regular functions into always-inline functions.
4145 2010-01-06 Nick Clifton <nickc@redhat.com>
4147 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4148 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4150 (OVERRIDE_OPTIONS): Delete.
4151 (OPTIMIZATION_OPTIONS): Define.
4152 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4153 * config/rx/rx.c (rx_handle_option): Issue an error message if
4154 -mcpu=rx200 and -fpu are used together.
4155 (rx_set_optimization_options): New function. Issue an error
4156 message if an optimization attribute attempts to reset the FPU/
4157 math optimization pairing.
4158 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4159 * config/rx/rx.opt: Set the default to 32-bit doubles.
4160 * config/rx/t-rx: Add multilibs for -nofpu option.
4161 * doc/invoke.texi: Update documentation of RX options.
4163 2010-01-06 Richard Guenther <rguenther@suse.de>
4165 * tree-ssa-pre.c (name_to_id): New global.
4166 (alloc_expression_id): Simplify SSA name handling.
4167 (lookup_expression_id): Likewise.
4168 (init_pre): Zero name_to_id.
4169 (fini_pre): Free it.
4171 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4173 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4175 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4178 * config/i386/sse.md (smaxv2di3): New.
4179 (umaxv2di3): Likewise.
4180 (sminv2di3): Likewise.
4181 (uminv2di3): Likewise.
4183 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4186 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4187 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4188 (legitimize_tls_address): Likewise.
4189 (sparc_tls_referenced_p): Likewise.
4190 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4191 and adjust calls to legitimize_pic_address.
4192 (legitimate_constant_p) Use sparc_tls_referenced_p.
4193 (legitimate_pic_operand_p): Likewise.
4194 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4195 (sparc_tls_symbol_ref_1): Delete.
4196 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4197 (legitimize_tls_address): Make static, handle CONST patterns.
4198 (legitimize_pic_address): Make static, remove unused parameter and
4199 adjust recursive calls.
4200 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4201 and adjust call to legitimize_pic_address.
4202 (sparc_output_mi_thunk): Likewise.
4204 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4205 H.J. Lu <hongjiu.lu@intel.com>
4208 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4209 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4210 operands to make them signed.
4213 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4216 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4217 GTU to GT for V4SI and V2DI.
4219 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4220 (umin<mode>3): Removed.
4222 (uminv4si3): Likewise.
4224 2010-01-05 Martin Jambor <mjambor@suse.cz>
4226 PR tree-optimization/42462
4227 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4228 current_function_decl to helper functions and macros.
4230 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4233 * flags.h: Don't include real.h.
4234 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4235 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4236 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4237 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4238 * dominance.c: Update copyright.
4239 * gimple.c (walk_gimple_op): Remove inline.
4240 * tree-ssa-reassoc.c: Include real.h.
4241 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4242 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4244 2010-01-05 Nick Clifton <nickc@redhat.com>
4246 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4247 register to push into the stack frame when the accumulator has to
4248 be saved during interrupts.
4250 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4252 * doc/invoke.texi: Remove the documentation about option
4254 * common.opt (Wunreachable-code): Preserved for backward
4256 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4257 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4258 the backward compatibility flag section.
4260 2010-01-05 Richard Guenther <rguenther@suse.de>
4262 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4264 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4267 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4269 PR tree-optimization/42508
4270 * tree-sra.c (convert_callers): Check for recursive call
4271 by comparing cgraph nodes instead of decls.
4272 (modify_function): Call ipa_modify_formal_parameters also
4273 on all same_body aliases.
4275 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4276 cgraph nodes when checking for same_body aliases.
4278 2010-01-05 Richard Guenther <rguenther@suse.de>
4280 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4281 allocation and lookup.
4282 (get_or_alloc_expr_for_constant): Likewise.
4283 (phi_translate): Sink allocation.
4285 2010-01-04 Richard Guenther <rguenther@suse.de>
4287 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4288 a new entry only if needed.
4289 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4290 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4292 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4294 (phi_translate): Handle CONSTANTs early.
4296 2010-01-04 Martin Jambor <mjambor@suse.cz>
4298 PR tree-optimization/42398
4299 * tree-sra.c (struct access): Removed flag grp_different_types.
4300 (dump_access): Do not dump the removed flag.
4301 (sort_and_splice_var_accesses): Do not set the removed flag.
4302 (sra_modify_expr): Check for type compatibility directly.
4304 2010-01-04 Martin Jambor <mjambor@suse.cz>
4306 PR tree-optimization/42366
4307 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4308 edges with variable number of parameters.
4309 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4310 flag instead of asserting it.
4311 (ipa_read_node_info): Read uses_analysis_done flag.
4313 2010-01-04 Richard Guenther <rguenther@suse.de>
4315 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4316 iterative_hash_* as intended.
4317 (vn_reference_compute_hash): Likewise. Simplify hashing
4319 (vn_reference_lookup_2): Likewise.
4320 (vn_nary_op_compute_hash): Likewise.
4321 (vn_phi_compute_hash): Likewise.
4322 (expressions_equal_p): Remove strange code.
4323 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4324 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4325 (bitmap_insert_into_set_1): Take value-id as parameter.
4326 (add_to_value): Pass it.
4327 (bitmap_insert_into_set): Likewise.
4328 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4330 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4333 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4334 (do_self_spec): For switches with SWITCH_IGNORE set set also
4335 SWITCH_IGNORE_PERMANENTLY.
4336 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4339 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4341 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4342 tree of an unreferenced global var.
4344 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4348 GTU to GT for V4SI and V2DI.
4350 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4351 (umin<mode>3): Removed.
4353 (uminv4si3): Likewise.
4355 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4358 * collect2.c (main): Turn on trace in collect2 if -v is passed
4361 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4363 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4364 description of expression operand.
4366 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4368 * configure.ac: Add install-html to target_list for Make-hooks.
4369 * configure: Regenerate.
4370 * fortran/Make-lang.in (F95_HTMLFILES): New.
4371 (fortran.html): Use it.
4372 (fortran.install-html): New.
4373 * Makefile.in (install-html): Add lang.install-html.
4374 * java/Make-lang.in (JAVA_HTMLFILES): New.
4375 (java.html): Use it.
4376 (java.install-html): New.
4377 * objc/Make-lang.in (objc.install-html): New.
4378 * objcp/Make-lang.in (obj-c++.install-html): New.
4379 * cp/Make-lang.in (c++.install-html): New.
4380 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4381 * lto/Make-lang.in (lto.install-html): New.
4383 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4386 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4388 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4390 PR rtl-optimization/41862
4391 * store-motion.c (store_killed_in_insn, compute_store_table,
4392 remove_reachable_equiv_notes, replace_store_insn,
4393 build_store_vectors): Ignore all DEBUG_INSNs.
4395 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4398 * common.opt: Add dumpdir.
4400 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4402 (option_map): Add --dumpdir.
4404 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4406 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4408 * opts.c (decode_options): Try dump_dir_name first if
4409 dump_base_name isn't an absolute path.
4410 (common_handle_option): Handle OPT_dumpdir.
4412 * toplev.c (dump_dir_name): New.
4413 (print_switch_values): Also ignore -dumpdir.
4415 * toplev.h (dump_dir_name): New.
4417 2010-01-03 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/42589
4420 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4421 double-word expansion of bswap32.
4423 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4425 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4426 with BLOCK_FOR_INSN.
4427 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4428 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4429 noce_process_if_block): Likewise.
4430 * gcse.c (compute_local_properties, insert_expr_in_table,
4431 insert_set_in_table, canon_list_insert, find_avail_set,
4432 pre_insert_copy_insn): Likewise.
4434 * basic-block.h (BLOCK_NUM): Move from here...
4435 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4437 2010-01-03 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/42438
4440 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4441 contains_may_not_return_call flag.
4442 (BB_MAY_NOTRETURN): New.
4443 (valid_in_sets): Trapping nary operations are not valid
4444 in blocks that may not return.
4445 (insert_into_preds_of_block): Remove check for trapping expressions.
4446 (compute_avail): Compute also BB_MAY_NOTRETURN.
4448 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4450 * doc/invoke.texi: Add 2010 to copyright years.
4452 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4454 * config/sparc/sparc.c: Fix formatting nits.
4456 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4457 Alexander Monakov <amonakov@ispras.ru>
4459 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4461 2010-01-02 Richard Guenther <rguenther@suse.de>
4464 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4465 (simplify_switch_using_ranges): Mark to be removed edges
4468 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4470 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4472 * collect2.c (scan_libraries): Add missing argument in call to
4475 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4478 * config/alpha/predicates.md (aligned_memory_operand): Return false
4480 (unaligned_memory_operand): Return true for CQImode.
4481 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4482 doesn not cross aligned SImode word boundary.
4484 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4486 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4488 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4489 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4491 2010-01-02 Richard Guenther <rguenther@suse.de>
4494 * toplev.c (compile_file): Emit LTO marker properly. Change
4496 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4498 2010-01-01 Richard Guenther <rguenther@suse.de>
4501 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4503 2010-01-01 Richard Guenther <rguenther@suse.de>
4506 * c-decl.c (grokdeclarator): For zero-size arrays force
4507 structural equality checks as layout_type does.
4509 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4511 * builtins.c: Update copyright to 2010.
4513 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4516 * lto-streamer-out.c (produce_asm): Revert the last change.
4517 (copy_function): Likewise.
4519 * lto-streamer.c (lto_get_section_name): Skip any leading
4522 2010-01-01 Richard Guenther <rguenther@suse.de>
4525 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4529 Copyright (C) 2010 Free Software Foundation, Inc.
4531 Copying and distribution of this file, with or without modification,
4532 are permitted in any medium without royalty provided the copyright
4533 notice and this notice are preserved.